China Custom Zlyj133/146/173/200/225/250/375/420 Helical Gear Box CZPT Extruder Gearbox for Extruded Machine planetary gearbox

Product Description

ZLYJ133/146/173/200/225/250/375/420 helical gear box CZPT extruder gearbox for extruded machine

< ABOUT TILI 

Technical data

 

Product Name

ZLYJ133/146/173/200/225/250/375/420 helical gear box CZPT extruder gearbox for extruded machine

Power 0.12KW~160KW    
Torque 1.4N · m ~ 36600N · m   
Output speed 0.06 ~ 1090r/min
Gear material 20CrMnTi alloy steel
Gear Processing   Grinding finish by HOFLER Grinding Machines
Noise Test Below 65dB
Brand of bearings C&U bearing, ZWZ,LYC, HRB, CZPT ,etc
Brand of oil seal NAK or other brand
Temp. rise (MAX) 40ºC  
Temp. rise (Oil)(MAX 50ºC  
Vibration ≤20µm
Housing hardness HBS190-240
Surface hardness of gears HRC58°~62 °
Gear core hardness HRC33~40
Machining precision of gears 5 Grade
Lubricating oil GB L-CKC220-460, Shell Omala220-460
Heat treatment Carburizing, Quenching etc
Efficiency 95%~96% (depends on the transmission stage)
Bearing output mode parallel output 
Installation type and output mode Bottom seated type  flange type installation, solid,hollow shaft output.
Input mode Direct motor, shaft input and connecting flange input
Input Method Flange input(AM), shaft input(AD), inline AC motor input, or AQA servo motor

 

Installation Instructions

 

Company Profile

< WORKSHOP

< QUALITY CONTROL

 

Certifications

Packaging & Shipping

FAQ

 

Q 1: Are you a trading company or a manufacturer?
A: We are a professional manufacturer specializing in manufacturing various series of reducer.

Q 2:Can you do OEM?
A:Yes, we can. We can do OEM for all the customers .if you want to order NON-STANDERD speed reducers,pls provide Drafts, Dimensions, Pictures and Samples if possible.

Q 3: How long is your warranty?
A: Our Warranty is 12 months under normal circumstances.

Q 4: Do you have inspection procedures for reducer?
A:100% self-inspection before packing.

Q 5: Can I have a visit to your factory before the order?
A: Sure, welcome to visit our factory.

Q 6:How to choose a gearbox? What if I don’t know which gear reducer I need?
A:You can refer to our catalogue to choose the gearbox or we can help to choose when you provide,the technical information of required output torque, output speed and motor parameter etc. Don’t worry, Send as much information as you can, our team will help you find the right 1 you are looking for.

Q 7: What information shall we give before placing a purchase order?
A:a) Type of the gearbox, Size , Transmission Ratio, input and output type, input flange, mounting position, motor information and shaft deflection etc. b)Housing color.c) Purchase quantity. d) Other special requirements

Q 8:What is the payment term?
A:You can pay via T/T(30% in advance as deposit before production +70% before delivery

 

 

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Application: Motor, Machinery, Agricultural Machinery, Industrial Automation Equipment, Chemical Industry
Function: Distribution Power, Change Drive Torque, Speed Changing, Speed Reduction
Layout: Coaxial
Customization:
Available

|

Customized Request

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Shipping Cost:

Estimated freight per unit.







about shipping cost and estimated delivery time.
Payment Method:







 

Initial Payment



Full Payment
Currency: US$
Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

helical gearbox

Precision and High-Accuracy Applications of Helical Gearboxes

Helical gearboxes are well-suited for precision and high-accuracy applications due to their unique design and performance characteristics:

  • Helical Gearing: The helical gears in these gearboxes offer smooth and continuous meshing, resulting in reduced backlash and improved positioning accuracy.
  • Efficiency: Helical gearboxes are known for their high efficiency, which minimizes energy losses and heat generation. This is crucial for maintaining precision in applications where even small deviations can have significant impacts.
  • Noise and Vibration: The helical gear tooth engagement helps in reducing noise and vibration levels, making them suitable for environments where quiet operation is required.
  • Load Distribution: Helical gears distribute load across multiple teeth, minimizing localized wear and extending the lifespan of the gearbox.
  • Smooth Motion: Helical gearboxes provide smoother motion transitions, which is crucial in precision applications where jerky or sudden movements are undesirable.
  • Positional Accuracy: The reduced backlash and improved meshing characteristics of helical gears contribute to higher positional accuracy, making these gearboxes ideal for applications such as CNC machines, robotics, and medical equipment.
  • Compact Design: Helical gearboxes can achieve high gear ratios in a relatively compact form factor, making them suitable for applications where space is limited.

Examples of precision applications where helical gearboxes are commonly used include CNC machining, robotics, semiconductor manufacturing, medical equipment, and metrology devices. The combination of efficiency, smooth operation, and accuracy makes helical gearboxes a preferred choice for achieving consistent and reliable performance in such applications.

helical gearbox

Software Tools for Simulating Helical Gear Behavior

Several software tools are available for simulating the behavior of helical gears under different conditions. These tools aid engineers in designing and analyzing helical gear systems for optimal performance and reliability. Some notable software tools include:

  • KISSsoft: KISSsoft is a widely used software for the design and analysis of mechanical components, including helical gears. It offers comprehensive calculations for gear geometry, load distribution, contact stresses, and more. The software assists in optimizing gear designs and predicting their behavior under various operating conditions.
  • AGMA Rating Suite: The American Gear Manufacturers Association (AGMA) offers software tools that follow AGMA standards for gear design and analysis. These tools provide accurate calculations for gear rating, efficiency, and durability under different load scenarios.
  • ANSYS Mechanical: ANSYS Mechanical is a versatile simulation software used for finite element analysis (FEA) of mechanical systems, including helical gears. It allows engineers to perform detailed stress and deformation analysis, simulate contact patterns, and assess the effects of different loads and boundary conditions.
  • Gleason CAGE: Gleason’s Computer-Aided Gear Engineering (CAGE) software specializes in gear design and optimization. It offers advanced tools for gear tooth profile generation, simulation of meshing behavior, and optimization of gear parameters.
  • MAGMA Soft: MAGMA Soft provides casting simulation software that can be used to predict the solidification behavior and mechanical properties of casted gear components, which is essential for ensuring quality and performance.
  • Siemens NX: Siemens NX software includes gear design and analysis capabilities, allowing engineers to simulate gear behavior, calculate load distribution, and optimize gear designs within a comprehensive CAD/CAE environment.

These software tools enable engineers to model and analyze helical gears in a virtual environment, helping them make informed design decisions, optimize gear geometry, and assess gear performance under different conditions. By utilizing these tools, engineers can create reliable and efficient helical gear systems for various industrial applications.

helical gearbox

Limitations and Disadvantages of Helical Gear Systems

While helical gear systems offer numerous advantages, they also come with certain limitations and disadvantages:

  • Axial Thrust: Helical gears generate axial thrust due to the helix angle of the teeth. This thrust can cause additional load on bearings and may require additional measures to counteract.
  • Complex Manufacturing: The manufacturing process for helical gears is more complex than that of straight-toothed gears, which can lead to higher production costs.
  • Axial Length: Helical gears require more axial space compared to spur gears with the same gear ratio. This can be a limitation in applications with space constraints.
  • Sliding Contact: Helical gears have sliding contact between their teeth, which can result in higher friction and more heat generation compared to rolling contact gears.
  • Efficiency: Although helical gears are generally efficient, their efficiency can be slightly lower than that of some other gear types, especially at high speeds.
  • Complexity in Gearbox Design: The inclination of helical gear teeth introduces additional complexity in gearbox design and alignment.
  • Reverse Thrust: In some cases, reverse thrust can occur when helical gears are subjected to high axial loads, leading to undesirable effects.

It’s important to consider these limitations and disadvantages when selecting gear systems for specific applications. Despite these challenges, helical gears remain a popular choice in various industries due to their benefits and overall performance characteristics.

China Custom Zlyj133/146/173/200/225/250/375/420 Helical Gear Box CZPT Extruder Gearbox for Extruded Machine   planetary gearbox	China Custom Zlyj133/146/173/200/225/250/375/420 Helical Gear Box CZPT Extruder Gearbox for Extruded Machine   planetary gearbox
editor by CX 2024-04-13

China Best Sales The Manufacturer Provides Four Major Series of K Series Spiral Bevel Gear Hard Tooth Reducer Gearboxes for Heavy Industry Use K Series Helical Bevel Gearbox gearbox drive shaft

Product Description


Product Description

-K Series Helical Bevel Gearbox
 

K series gear reducer, manufactured according to international technical requirements, has a high scientific and technological content; Space saving, reliable and durable, high overload capacity, power up to 132KW; Low energy consumption, superior performance, reducer efficiency up to 95%
It is designed and manufactured on the basis of module combination system. There are a lot of motor combinations, installation forms and structural schemes. The transmission ratio is classified carefully to meet different operating conditions and realize electromechanical integration.

High transmission efficiency, low energy consumption and superior performance.

Reinforced high rigid cast iron box; The hardened gear is made of high-quality alloy steel. Its surface is carburized, quenched and hardened, and the gear is finely ground. It features stable transmission, low noise, large bearing capacity, low temperature rise, and long service life. Performance and characteristics:

1. The gear is carburized and quenched with high-quality alloy, the hardness of the tooth surface is up to 60 ± 2hrc, and the grinding accuracy of the tooth surface is up to 5-6

2. The computer modification technology is used to pre modify the gear, which greatly improves the bearing capacity of the reducer

3. Complete modular structure design is adopted from the box to the internal gear, which is suitable for large-scale production and flexible selection

4. The standard reducer models are divided according to the form of decreasing torque. Compared with the traditional equal proportion division, they are more in line with customer requirements and avoid power waste

5. It is designed and manufactured by cad/cam to ensure the stability of quality

6. Multiple sealing structures are adopted to prevent oil leakage

7. Multi directional noise reduction measures to ensure the excellent low noise performance of the reducer

8. The installation mode of Liyi products is flexible, which makes it easy for customers to choose K57 reducer, K67 reducer, K77 reducer, K87 reducer, K97 reducer, KA87 reducer, KA97 reducer, KA107 reducer, KA127 reducer

 

/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Application: Motor, Electric Cars, Motorcycle, Marine, Agricultural Machinery, Car, Packing Machine, Food Process, Lift, Crane, Agita
Hardness: Hardened Tooth Surface
Installation: 90 Degree
Layout: Expansion
Gear Shape: Bevel Gear
Step: Single-Step
Samples:
US$ 800/Piece
1 Piece(Min.Order)

|
Request Sample

helical gearbox

Role of Helical Gearboxes in Automotive Transmissions

Helical gearboxes play a crucial role in automotive transmissions, contributing to the efficient power transfer and smooth operation of vehicles:

  • Power Transmission: Helical gearboxes are used to transmit power from the engine to the wheels through different gear ratios. They help in converting the high-speed, low-torque output of the engine into the appropriate speed and torque for the wheels.
  • Smooth Shifting: In manual and automatic transmissions, helical gears are often used to provide smooth and quiet gear shifts. The gradual engagement of helical gear teeth helps in reducing the shock and noise associated with gear changes.
  • Noise Reduction: Helical gears are known for their quieter operation compared to other gear types. This is especially important in automotive applications where minimizing noise and vibration is desired for a comfortable driving experience.
  • Efficiency: The efficiency of helical gearboxes helps in optimizing fuel efficiency and reducing energy losses. This is crucial for improving the overall performance and economy of vehicles.
  • Load Distribution: Helical gears distribute the load over multiple teeth, reducing wear and ensuring the gearbox’s longevity. This is important in vehicles that experience varying loads and driving conditions.
  • Torque Handling: Helical gears can handle higher torque loads compared to some other gear types. This is essential for vehicles, especially those with powerful engines, towing capabilities, or off-road use.

In modern automotive transmissions, helical gearboxes can be found in various components, including the main transmission, differential, and gearbox synchronizers. They contribute to the smooth operation, improved fuel efficiency, and overall performance of vehicles. The design and arrangement of helical gears can be tailored to meet the specific requirements of different vehicle types, making them a versatile choice for automotive applications.

helical gearbox

Handling Shock Loads and Sudden Changes in Torque in Helical Gearboxes

Helical gearboxes are designed to handle a range of operational conditions, including shock loads and sudden changes in torque. The helical design of the gears, which have slanted teeth that engage gradually, helps to distribute forces more evenly across the teeth compared to straight-cut gears. This design characteristic contributes to the gearbox’s ability to withstand sudden changes in torque and shock loads.

The gradual engagement of the helical teeth results in smoother and quieter operation, reducing the impact of abrupt torque changes. The slanted teeth also allow for more gradual transmission of force, which helps in dampening vibrations and minimizing stress concentrations that can occur in high-impact situations.

However, while helical gears are better suited for shock loads compared to straight-cut gears, it’s important to note that extreme shock loads or sudden torque changes can still impact the gearbox’s components over time. Manufacturers often take factors such as application requirements, load profiles, and anticipated shock loads into consideration when designing helical gearboxes to ensure reliable and durable performance.

Additionally, using appropriate lubrication and maintenance practices can further enhance the gearbox’s ability to handle shock loads and sudden torque changes. Regular inspection and timely maintenance help identify and address potential issues before they lead to component failure.

helical gearbox

Handling High Torque and Heavy Loads in Helical Gearboxes

Helical gearboxes are well-suited for handling high torque and heavy loads due to their unique design and meshing characteristics:

  • Helical Teeth: The helical shape of the gear teeth allows for gradual and continuous contact between the teeth during meshing. This results in smoother load distribution and reduced impact forces, making helical gears capable of handling heavy loads.
  • Multiple Tooth Contact: Helical gears have multiple teeth in contact at any given time, spreading the load over a larger area of gear teeth. This helps to distribute the load evenly and prevent localized wear and stress concentrations.
  • Increased Tooth Strength: The inclined orientation of helical gear teeth increases the tooth width, leading to greater tooth strength and improved load-carrying capacity.
  • Bearings and Shaft Design: The gearbox housing is designed to support heavy loads and provide proper alignment for the shafts and bearings. High-quality bearings and shafts help distribute the load and reduce wear.
  • Lubrication: Adequate lubrication is crucial to minimize friction and heat generation between gear teeth. Proper lubrication also helps to dissipate heat generated by the heavy loads.
  • Material Selection: High-strength materials with good wear resistance properties are chosen for helical gears to ensure they can withstand the demands of heavy loads.

Overall, the gradual engagement of helical gear teeth and their ability to handle multiple tooth contact positions them as a reliable choice for applications that require high torque and can handle heavy loads. Engineers carefully design helical gearboxes to ensure they can withstand the stresses imposed by the application’s specific requirements.

China Best Sales The Manufacturer Provides Four Major Series of K Series Spiral Bevel Gear Hard Tooth Reducer Gearboxes for Heavy Industry Use K Series Helical Bevel Gearbox   gearbox drive shaft	China Best Sales The Manufacturer Provides Four Major Series of K Series Spiral Bevel Gear Hard Tooth Reducer Gearboxes for Heavy Industry Use K Series Helical Bevel Gearbox   gearbox drive shaft
editor by CX 2024-04-13

China wholesaler Popular Hypoid Helical Gear Units Km Series Gearbox Made in China with high quality

Product Description

item

value

Warranty

1 year

Applicable Industries

Manufacturing Plant, Construction works , Energy & Mining, Other

Customized support

OEM

Place of CZPT

ZheJiang , China

Input speed

750-1500rpm

Ratio

7.5 10 12.5

Material

Aluminum

Product name

KM Series Hypoid Gear Reducer

MOQ

10pcs

Color

Customization

PRODUCTS CHARACTERISTICS
1. Mad of high-quality aluminum alloy,light weight and non-rusting
2. Large output torque
3. Smooth in running and low in noise,can work long time in dreadful conditions.
4. High in radiating efficiency.
5. Good-looking in appearance,durable in service life and small in volume.
6. Suitable for omnibearing installation.

FAQ
Q1:Are you a manufacturer or trading company?
 
Yes, We are a leading manufacturer specialized in production of various kinds of small and medium-sized
 motor.

Q2:How to choose a gearbox which meets our requirement?
You can refer to our catalogue to choose the gearbox or we can help to choose when you provide
the technical information of required output torque, output speed and motor parameter etc.

Q3:What information shall we give before placing a purchase order?
a) Type of the gearbox, ratio, input and output type, input flange, mounting position, and motor information etc.
b) Housing color.
c) Purchase quantity.
d) Other special requirements.

Q4:What industries are your gearboxes being used?
Our gearboxes are widely used in the areas of textile, food processing, beverage, chemical industry, escalator,automatic storage equipment, metallurgy, tabacco, environmental protection, logistics and etc.

Q5:How about your delivery time?
For micro brush dc gear motor, the sample delivery time is 2-5 days, bulk delivery time is about 15-20 days, depends on the order qty. For brushless dc motor, the sample deliver time is about 10-15 days; bulk time is 15-20 days.Please take the sales confirmation for final reference.

Q6:What’s your warranty terms?
One year
  /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Application: Motor, Electric Cars, Motorcycle, Machinery, Marine, Agricultural Machinery, Car
Function: Distribution Power, Clutch, Change Drive Torque, Change Drive Direction, Speed Changing, Speed Reduction, Speed Increase
Layout: as for Request
Hardness: Hardened Tooth Surface
Installation: as for Request
Step: as for Request
Samples:
US$ 50/Piece
1 Piece(Min.Order)

|
Request Sample

Customization:
Available

|

Customized Request

helical gearbox

Role of Helical Gearboxes in Automotive Transmissions

Helical gearboxes play a crucial role in automotive transmissions, contributing to the efficient power transfer and smooth operation of vehicles:

  • Power Transmission: Helical gearboxes are used to transmit power from the engine to the wheels through different gear ratios. They help in converting the high-speed, low-torque output of the engine into the appropriate speed and torque for the wheels.
  • Smooth Shifting: In manual and automatic transmissions, helical gears are often used to provide smooth and quiet gear shifts. The gradual engagement of helical gear teeth helps in reducing the shock and noise associated with gear changes.
  • Noise Reduction: Helical gears are known for their quieter operation compared to other gear types. This is especially important in automotive applications where minimizing noise and vibration is desired for a comfortable driving experience.
  • Efficiency: The efficiency of helical gearboxes helps in optimizing fuel efficiency and reducing energy losses. This is crucial for improving the overall performance and economy of vehicles.
  • Load Distribution: Helical gears distribute the load over multiple teeth, reducing wear and ensuring the gearbox’s longevity. This is important in vehicles that experience varying loads and driving conditions.
  • Torque Handling: Helical gears can handle higher torque loads compared to some other gear types. This is essential for vehicles, especially those with powerful engines, towing capabilities, or off-road use.

In modern automotive transmissions, helical gearboxes can be found in various components, including the main transmission, differential, and gearbox synchronizers. They contribute to the smooth operation, improved fuel efficiency, and overall performance of vehicles. The design and arrangement of helical gears can be tailored to meet the specific requirements of different vehicle types, making them a versatile choice for automotive applications.

helical gearbox

Software Tools for Simulating Helical Gear Behavior

Several software tools are available for simulating the behavior of helical gears under different conditions. These tools aid engineers in designing and analyzing helical gear systems for optimal performance and reliability. Some notable software tools include:

  • KISSsoft: KISSsoft is a widely used software for the design and analysis of mechanical components, including helical gears. It offers comprehensive calculations for gear geometry, load distribution, contact stresses, and more. The software assists in optimizing gear designs and predicting their behavior under various operating conditions.
  • AGMA Rating Suite: The American Gear Manufacturers Association (AGMA) offers software tools that follow AGMA standards for gear design and analysis. These tools provide accurate calculations for gear rating, efficiency, and durability under different load scenarios.
  • ANSYS Mechanical: ANSYS Mechanical is a versatile simulation software used for finite element analysis (FEA) of mechanical systems, including helical gears. It allows engineers to perform detailed stress and deformation analysis, simulate contact patterns, and assess the effects of different loads and boundary conditions.
  • Gleason CAGE: Gleason’s Computer-Aided Gear Engineering (CAGE) software specializes in gear design and optimization. It offers advanced tools for gear tooth profile generation, simulation of meshing behavior, and optimization of gear parameters.
  • MAGMA Soft: MAGMA Soft provides casting simulation software that can be used to predict the solidification behavior and mechanical properties of casted gear components, which is essential for ensuring quality and performance.
  • Siemens NX: Siemens NX software includes gear design and analysis capabilities, allowing engineers to simulate gear behavior, calculate load distribution, and optimize gear designs within a comprehensive CAD/CAE environment.

These software tools enable engineers to model and analyze helical gears in a virtual environment, helping them make informed design decisions, optimize gear geometry, and assess gear performance under different conditions. By utilizing these tools, engineers can create reliable and efficient helical gear systems for various industrial applications.

helical gearbox

Helical Gearbox: Overview and Working Mechanism

A helical gearbox is a type of mechanical device used to transmit power and motion between rotating shafts. It employs helical gears, which are cylindrical gears with teeth that are cut at an angle to the gear axis. This design feature gives helical gearboxes their distinctive helical shape and provides several advantages in terms of efficiency, smoothness, and load-bearing capabilities.

The working mechanism of a helical gearbox involves the interaction of helical gears, which mesh together to transmit torque and motion. Here’s how it works:

  1. Gear Tooth Engagement: When power is applied to the input shaft of the gearbox, the helical gear on the input shaft meshes with the helical gear on the output shaft.
  2. Helical Angle: The helical angle of the gear teeth causes a gradual engagement between the teeth, resulting in a smooth and quiet meshing process compared to straight-cut gears.
  3. Torque Transfer: As the input gear rotates, it transfers rotational force (torque) to the output gear through the meshing of their helical teeth.
  4. Direction of Rotation: Depending on the arrangement of the helical gears, the output shaft’s direction of rotation can be the same as or opposite to that of the input shaft.
  5. Load Distribution: The helical design allows for multiple teeth to be engaged at any given moment, distributing the load more evenly across the gears. This results in higher load-carrying capacity and reduced wear on gear teeth.
  6. Efficiency: Helical gearboxes are known for their high efficiency due to the gradual tooth engagement and larger contact area, resulting in minimal energy loss as compared to other gear types.

Helical gearboxes find applications in various industries where smooth operation, high efficiency, and compact design are important. They are commonly used in machinery, conveyors, automotive transmissions, industrial equipment, and more.

China wholesaler Popular Hypoid Helical Gear Units Km Series Gearbox Made in China   with high quality China wholesaler Popular Hypoid Helical Gear Units Km Series Gearbox Made in China   with high quality
editor by CX 2024-04-12

China Standard Helical-Bevel Gear Reducer, Gear Box (EWK37-187) wholesaler

Product Description

Technical Parameter

Housing material HT200 high-strength cast iron(EWK37, EWK47, EWK57, EWK67, EWK77, EWK87)
Housing material HT250 High strength cast iron(EWK97, EWK107, EWK127, EWK157, EWK167, EWK187)
Gear material 20CrMnTi
Gear Surface&hardness HRC58°-62°
Gear core hardness HRC33°-78°
Input/Output shaft material 40Cr
Gear Machining precision Accurate grinding 6-5 grade
Heat treatment Carburizing, Quenching etc
Efficiency Up to 92%
Noise(Max) 60-67dB
Installation type Foot mounted, flange mounted
Output type Solid shaft, Hollow shaft, splined hollow shaft, shrink disk
Bearing brand NSK, SKF, HRB, ZWZ etc
Oil seal brand NAK, KSK etc
Lubricant VG220
Motor IP55, F class
Motor shaft 40Cr, Carburizing, Quenching etc
Warranty 12months
Color Blue, Grey

Features
♦Specially designed for agitator. 
♦Compact structure, Integrated casting housing, low noise and long service life. 
♦High efficiency and low maintenance. 

Technical Data
Ratio I=8.1~191, combination of EWK/EWR is up to13459
Efficiency: 94%, and combination of EWK/EWR85%. 
Size EWK37~EWK187. 

Industrial Application
Power Plant Equipment
Metallurgical Industry
Metal Forming Machinery
Petrochemical Industry
Mining Machine
Hoisting Machinery
Construction Industry
Environmental Protection Industry
Cable Industry
Food Machinery

Certificates
Passed ” ISO 9001 International Quality System Certificate”, “Europe CE Certificate”, ” Swiss SGS Certificate”, “High-tech enterprise certificate of ZheJiang city”, “Excellent performance management enterprise of ZheJiang city”, etc. 
FAQ
1. Q: Can you make as per custom drawing? 
A: Yes, we offer customized service for customers. 
2. Q: Are you a factory or trading company? 
A. We are manufacturer in ZheJiang China. 
3. Q: What’s your MOQ? 
A: One piece. 
4. Q: What’s your production time? 
A: 7-15 working days after receiving payment. 
5. Q: What’s your payment terms? 
A: T/T, 30% payment in advance, 70% balance payment should be paid before shipping. 
6. Q: What’s your package? 
A: In wooden box packaging. 

ZheJiang CZPT Gear Reducer Co., Ltd., former a joint venture invested by is a ZheJiang CZPT GROUP and Well Company of America. We are professional manufacturer of the gear reducers and specialize in the gear reducers area in China for 20 years. CZPT has excellent R&D team, top-ranking production and test equipment. So we have the strong power in the developing and manufacturing the standards type as well as the customized type gear reducer for our customers.  /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Application: Machinery, Agricultural Machinery
Hardness: Hardened Tooth Surface
Installation: 90 Degree
Gear Shape: Bevel Gear
Step: Three-Step
Type: Gear Reducer
Customization:
Available

|

Customized Request

helical gearbox

Types of Helical Gear Arrangements

Yes, there are different types of helical gear arrangements available to suit various applications and requirements. Some of the common helical gear arrangements include:

Parallel Shaft Arrangement: In this arrangement, the axes of the driving and driven shafts are parallel to each other. It is the most straightforward configuration and is often used in applications where space is not a constraint, and the gearboxes can be placed side by side.

Right-Angle Shaft Arrangement: In a right-angle arrangement, the driving and driven shafts are positioned at a 90-degree angle to each other. This arrangement is space-saving and is commonly used in applications where the layout requires a change in direction of the power transmission.

Double Helical Gear Arrangement (Herringbone Gears): Double helical gears consist of two sets of helical teeth facing each other. This arrangement helps to cancel out axial forces and reduces the net thrust load on bearings. It is often used in heavy-duty applications to minimize wear and vibration.

Crossed Helical Gear Arrangement (Screw Gears): In this configuration, the axes of the driving and driven shafts are neither parallel nor intersecting. It is suitable for applications requiring non-parallel and non-intersecting shafts.

The choice of helical gear arrangement depends on factors such as available space, power transmission requirements, and the desired layout of the machinery or equipment. Each arrangement has its advantages and disadvantages, and selecting the appropriate one is crucial for achieving optimal performance and efficiency.

helical gearbox

Relationship Between Helix Angle and Load Capacity in Helical Gears

The helix angle of helical gears plays a significant role in determining their load-carrying capacity and overall performance. Here’s the relationship between the helix angle and load capacity:

1. Load Distribution: The helix angle affects how the load is distributed along the gear teeth. A larger helix angle results in a more gradual tooth engagement, allowing for smoother load sharing across multiple teeth. This improves the gear’s ability to handle higher loads.

2. Contact Ratio: The contact ratio, which indicates the number of teeth in contact at any given time, increases with a larger helix angle. A higher contact ratio helps distribute the load over a larger area of the gear teeth, enhancing load-carrying capacity.

3. Tooth Meshing: The helix angle affects how the teeth mesh with each other. A higher helix angle promotes gradual and smoother meshing, reducing the concentration of stress on individual teeth. This results in improved resistance to wear and fatigue.

4. Axial Thrust: Helical gears produce axial thrust due to their helical nature. This thrust can affect the gear’s ability to handle radial loads. Proper consideration of the helix angle can help manage axial thrust and prevent overloading.

5. Lubrication: The helix angle affects the lubrication conditions between gear teeth. A larger helix angle may allow better oil flow and lubrication, reducing friction and wear, thereby enhancing load capacity.

6. Noise and Vibration: The helix angle also influences noise and vibration levels in helical gears. Optimal helix angle selection can minimize noise and vibration, contributing to smoother operation and prolonged gear life.

Optimal Helix Angle Selection: While a larger helix angle generally increases load capacity, it’s important to strike a balance. Extremely large helix angles can lead to reduced tooth strength and efficiency. Engineers consider factors like application requirements, tooth strength, and noise considerations when selecting the optimal helix angle for a specific gear design.

The relationship between the helix angle and load capacity underscores the importance of proper gear design to ensure optimal performance, durability, and reliability in various applications.

helical gearbox

Lubrication Requirements for Maintaining Helical Gearboxes

Lubrication is essential for the proper functioning and longevity of helical gearboxes. The lubrication requirements include:

  • Viscosity: Selecting a lubricant with the appropriate viscosity is crucial. The viscosity should provide sufficient lubrication and ensure a protective film between gear teeth under varying operating conditions.
  • Extreme Pressure (EP) Properties: Helical gears often experience high contact pressures. Lubricants with EP additives form a protective barrier that prevents metal-to-metal contact and reduces wear.
  • Oil Additives: Anti-wear additives, antioxidants, and corrosion inhibitors enhance the lubricant’s performance and protect gears from wear and degradation.
  • Frequent Inspections: Regularly inspect the lubricant’s condition to detect contamination, degradation, or depletion. Scheduled oil analysis can help monitor the health of the lubricant.
  • Proper Lubricant Application: Ensure the gearbox is properly filled with the correct amount of lubricant. Follow manufacturer recommendations for lubricant type and quantity.
  • Lubricant Change Intervals: Establish regular lubricant change intervals based on operating conditions. Extreme conditions or heavy loads may require more frequent changes.

Appropriate lubrication minimizes friction, wear, and heat generation, leading to improved efficiency, reduced maintenance, and extended gearbox life. It’s crucial to follow the manufacturer’s guidelines and consult with lubrication experts to select the right lubricant and maintenance practices for your specific helical gearbox application.

China Standard Helical-Bevel Gear Reducer, Gear Box (EWK37-187)   wholesaler China Standard Helical-Bevel Gear Reducer, Gear Box (EWK37-187)   wholesaler
editor by CX 2024-04-12

China factory High Torque K Series Helical Bevel Gear Motor Reduction Gearbox K Series Gearbox differential gearbox

Product Description


Product Description

-K Series Helical Bevel Gearbox
 

K series gear reducer, manufactured according to international technical requirements, has a high scientific and technological content; Space saving, reliable and durable, high overload capacity, power up to 132KW; Low energy consumption, superior performance, reducer efficiency up to 95%
It is designed and manufactured on the basis of module combination system. There are a lot of motor combinations, installation forms and structural schemes. The transmission ratio is classified carefully to meet different operating conditions and realize electromechanical integration.

High transmission efficiency, low energy consumption and superior performance.

Reinforced high rigid cast iron box; The hardened gear is made of high-quality alloy steel. Its surface is carburized, quenched and hardened, and the gear is finely ground. It features stable transmission, low noise, large bearing capacity, low temperature rise, and long service life. Performance and characteristics:

1. The gear is carburized and quenched with high-quality alloy, the hardness of the tooth surface is up to 60 ± 2hrc, and the grinding accuracy of the tooth surface is up to 5-6

2. The computer modification technology is used to pre modify the gear, which greatly improves the bearing capacity of the reducer

3. Complete modular structure design is adopted from the box to the internal gear, which is suitable for large-scale production and flexible selection

4. The standard reducer models are divided according to the form of decreasing torque. Compared with the traditional equal proportion division, they are more in line with customer requirements and avoid power waste

5. It is designed and manufactured by cad/cam to ensure the stability of quality

6. Multiple sealing structures are adopted to prevent oil leakage

7. Multi directional noise reduction measures to ensure the excellent low noise performance of the reducer

8. The installation mode of Liyi products is flexible, which makes it easy for customers to choose K57 reducer, K67 reducer, K77 reducer, K87 reducer, K97 reducer, KA87 reducer, KA97 reducer, KA107 reducer, KA127 reducer

Product Features
1. Input mode: Coupled motor, belted motor, input shaft or connection flange.
2. Output: Right angle
3. Compact structure. Rigid tooth face. Carrying greater torque, high loading capacity.
4.High precision gear, ensuring the unit to operate stably, smooth transmission.
5. Low noise, long lifespan. Large overlap coefficient, abrasion resistant.


 

Shaft gear box speed reducer high efficiency and stable operationGear box speed reducer gearbox with small vibration and low noise
Speed ratio is wide and the grading is fine
Gear reducer box Installation method variety

Detailed Photos

Our product line

/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Hardness: Hardened Tooth Surface
Installation: 90 Degree
Layout: Expansion
Gear Shape: Bevel Gear
Step: Single-Step
Type: Gear Reducer
Samples:
US$ 1000/Piece
1 Piece(Min.Order)

|
Request Sample

helical gearbox

Installation and Alignment of Helical Gearboxes

Proper installation and alignment of a helical gearbox are essential to ensure its optimal performance and longevity. Here are the steps involved:

  1. Preparation: Gather all necessary tools, equipment, and safety gear. Ensure the work area is clean and well-lit.
  2. Mounting: Position the gearbox on the designated mounting surface and secure it using appropriate bolts. Follow the manufacturer’s guidelines for mounting torque and procedures.
  3. Shaft Alignment: Use precision tools such as dial indicators to align the input and output shafts. Achieving accurate shaft alignment minimizes stress on the gears and bearings.
  4. Bolt Tightening: Gradually and evenly tighten the mounting bolts, ensuring the gearbox remains properly aligned. Refer to torque specifications provided by the manufacturer.
  5. Lubrication: Fill the gearbox with the recommended lubricant according to the manufacturer’s specifications. Proper lubrication is crucial for reducing friction and wear.
  6. Alignment Check: After tightening the bolts, recheck the shaft alignment to ensure it hasn’t shifted during the tightening process.
  7. Run-In Period: Gradually introduce load to the gearbox to allow the gears to seat properly. Monitor the gearbox for any unusual noises, vibrations, or temperature changes during this period.
  8. Final Checks: Verify that the gearbox operates smoothly, without excessive noise or vibrations. Monitor the gearbox’s temperature during operation to ensure it remains within recommended limits.
  9. Regular Inspection: Schedule periodic inspections to check for any signs of wear, misalignment, or leakage. Address any issues promptly to prevent further damage.

It’s important to follow the manufacturer’s installation and alignment guidelines specific to the helical gearbox model you’re working with. Improper installation and alignment can lead to premature wear, reduced efficiency, and potential failure of the gearbox.

helical gearbox

Helical Gearboxes and Energy Efficiency

Helical gearboxes play a significant role in enhancing energy efficiency in various industrial processes. Their design and operating characteristics contribute to improved efficiency and reduced energy consumption. Here’s how helical gearboxes achieve energy efficiency:

  • Helical Gear Meshing: Helical gears have inclined teeth that engage gradually, resulting in smoother and quieter meshing compared to other gear types. This smoother engagement reduces impact and friction losses, leading to higher efficiency and lower energy consumption.
  • Load Distribution: Helical gears distribute the load across multiple teeth due to their helix angle. This even load distribution minimizes stress concentrations and prevents premature wear, ensuring efficient power transmission and reducing the need for frequent maintenance.
  • Efficient Power Transmission: The inclined tooth profile of helical gears allows for more teeth to be in contact at any given time. This increased contact area improves power transmission efficiency by reducing sliding friction and minimizing energy losses.
  • Reduced Vibration: The helical tooth engagement minimizes vibration and noise levels, which can be particularly advantageous in applications that require precise and stable operation. Reduced vibration translates to lower energy losses and increased overall efficiency.
  • Optimized Gear Design: Engineers can fine-tune helical gear designs by adjusting parameters such as helix angle, number of teeth, and gear materials. This optimization process helps tailor the gearbox for specific applications, ensuring optimal efficiency and minimal energy wastage.
  • Lubrication and Cooling: Proper lubrication and cooling strategies are crucial for maintaining efficiency. Helical gears benefit from efficient lubrication due to their continuous tooth engagement, which helps reduce friction and wear, further enhancing energy efficiency.
  • Advanced Manufacturing: Modern manufacturing techniques enable precise production of helical gears, ensuring tight tolerances and accurate tooth profiles. This manufacturing precision contributes to minimal energy losses during gear operation.

Overall, helical gearboxes excel in energy efficiency by combining smoother tooth engagement, even load distribution, reduced vibration, and optimized designs. Their ability to transmit power efficiently and reliably makes them a preferred choice for industrial processes where energy conservation is a priority.

helical gearbox

Advantages of Helical Gearboxes in Industrial Applications

Helical gearboxes offer several advantages that make them well-suited for a wide range of industrial applications. Here are some of the key advantages:

  • Smooth and Quiet Operation: The helical design of the gears results in gradual tooth engagement, reducing noise and vibration during operation. This makes helical gearboxes ideal for applications where noise reduction is important.
  • High Efficiency: Helical gears provide a larger contact area compared to straight-cut gears, leading to improved power transmission efficiency. The gradual engagement of teeth also reduces energy losses due to friction.
  • Higher Load Capacity: The helical angle allows for multiple teeth to be engaged simultaneously, distributing the load across a larger area. This results in higher load-carrying capacity and increased durability of the gearbox.
  • Compact Design: Helical gearboxes can achieve high gear ratios with fewer gear stages, leading to a more compact overall design. This is advantageous in applications where space is limited.
  • Wide Range of Ratios: Helical gearboxes can achieve a wide range of gear ratios, making them versatile for various speed and torque requirements.
  • Less Backlash: The gradual tooth engagement of helical gears results in reduced backlash, which is the play between gear teeth. This leads to improved accuracy and positioning in applications that require precise motion control.
  • Heat Dissipation: The helical design allows for better heat dissipation due to the continuous contact between gear teeth. This is beneficial in high-speed applications where heat generation can be a concern.
  • Highly Customizable: Helical gearboxes can be customized to meet specific application requirements, including input and output configurations, gear ratios, and mounting options.

Overall, the advantages of helical gearboxes make them a popular choice in industries such as manufacturing, automation, robotics, material handling, and more.

China factory High Torque K Series Helical Bevel Gear Motor Reduction Gearbox K Series Gearbox   differential gearbox	China factory High Torque K Series Helical Bevel Gear Motor Reduction Gearbox K Series Gearbox   differential gearbox
editor by CX 2024-04-12

China high quality Customized R Series Inline Helical Gearbox for Stage Equipment Industry planetary gearbox

Product Description

Why Choose Us

Product Details

 

 

Type

Inline Helical Gearbox / Reducer

Model

WR17~WR167

Mounting Position

Flange, hollow shaft, CZPT shaft

Efficiency

94%~98%(depends on the transmission stage)

Material

Housing: HT250 high strength cast iron

Gear: 20CrMnTi

 

Surface hardness of gears

HRC58~62

Input/output shaft material

40Cr

Machining precision of gears

Accurate grinding, 6 grade

Warranty

1 Year

Input Power

0.09kw,0.18kw,1.1KW,1.5KW,2.2KW,3KW,4KW,5.5KW,7.5KW,

11Kw and so on.

Usages

Industrial Machine: Food Stuff, Ceramics, CHEMICAL, Packing, Dyeing,

Wood working, Glass.

IEC Flange

IEC standard flange

Lubricant oil

Gear oil

 

Company Profile

Exhibition

Customized Service

Certificate&Honor

Customer Comments

FAQ

 

1. How to choose a gearbox which meets our requirement?
You can refer to our catalogue to choose the gearbox or we can help to choose when you provide
the technical information of required output torque, output speed and motor parameter etc.

2. What information shall we give before placing a purchase order?
a) Type of the gearbox, ratio, input and output type, input flange, mounting position, and motor information etc.
b) Housing color.
c) Purchase quantity.
d) Other special requirements.

3. What industries are your gearboxes being used?
Our gearboxes are widely used in the areas of textile, food processing, beverage, chemical industry,
escalator,automatic storage equipment, metallurgy, tabacco, environmental protection, logistics and etc.

4. Do you sell motors?
We have stable motor suppliers who have been cooperating with us for a long-time. They can provide motors
with high quality.

/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Application: Motor, Machinery, Agricultural Machinery
Hardness: Hardened Tooth Surface
Installation: Horizontal Type
Samples:
US$ 120/Piece
1 Piece(Min.Order)

|

Order Sample

Customization:
Available

|

Customized Request

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Shipping Cost:

Estimated freight per unit.







about shipping cost and estimated delivery time.
Payment Method:







 

Initial Payment



Full Payment
Currency: US$
Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

helical gearbox

Using Helical Gearboxes for Speed Reduction and Speed Increase

Yes, helical gearboxes can be used for both speed reduction and speed increase in various applications. The design of helical gears allows them to transmit motion and power between non-parallel shafts while changing the rotational speed.

Speed Reduction: When the driving gear (pinion) has fewer teeth than the driven gear, the gear ratio leads to speed reduction. This is commonly used in applications where the input speed needs to be decreased while increasing the output torque. For example, helical gearboxes are often employed in conveyor systems to reduce the speed of the motor while maintaining sufficient torque to move heavy loads.

Speed Increase: Helical gearboxes can also achieve speed increase by having the driving gear (pinion) with more teeth than the driven gear. This configuration is less common but can be used to increase the output speed while sacrificing some torque. Speed increase applications are typically seen in scenarios where higher speeds are required, such as in certain types of machinery or industrial processes.

It’s important to note that while helical gearboxes can perform both speed reduction and speed increase, the specific gear ratios and configurations need to be carefully chosen to ensure efficient and reliable operation for the intended application.

helical gearbox

Software Tools for Simulating Helical Gear Behavior

Several software tools are available for simulating the behavior of helical gears under different conditions. These tools aid engineers in designing and analyzing helical gear systems for optimal performance and reliability. Some notable software tools include:

  • KISSsoft: KISSsoft is a widely used software for the design and analysis of mechanical components, including helical gears. It offers comprehensive calculations for gear geometry, load distribution, contact stresses, and more. The software assists in optimizing gear designs and predicting their behavior under various operating conditions.
  • AGMA Rating Suite: The American Gear Manufacturers Association (AGMA) offers software tools that follow AGMA standards for gear design and analysis. These tools provide accurate calculations for gear rating, efficiency, and durability under different load scenarios.
  • ANSYS Mechanical: ANSYS Mechanical is a versatile simulation software used for finite element analysis (FEA) of mechanical systems, including helical gears. It allows engineers to perform detailed stress and deformation analysis, simulate contact patterns, and assess the effects of different loads and boundary conditions.
  • Gleason CAGE: Gleason’s Computer-Aided Gear Engineering (CAGE) software specializes in gear design and optimization. It offers advanced tools for gear tooth profile generation, simulation of meshing behavior, and optimization of gear parameters.
  • MAGMA Soft: MAGMA Soft provides casting simulation software that can be used to predict the solidification behavior and mechanical properties of casted gear components, which is essential for ensuring quality and performance.
  • Siemens NX: Siemens NX software includes gear design and analysis capabilities, allowing engineers to simulate gear behavior, calculate load distribution, and optimize gear designs within a comprehensive CAD/CAE environment.

These software tools enable engineers to model and analyze helical gears in a virtual environment, helping them make informed design decisions, optimize gear geometry, and assess gear performance under different conditions. By utilizing these tools, engineers can create reliable and efficient helical gear systems for various industrial applications.

helical gearbox

Differences Between Helical Gearboxes and Spur Gearboxes

Helical gearboxes and spur gearboxes are two common types of gearboxes used in various applications. Here are the key differences between them:

  • Tooth Design: The main difference between helical and spur gearboxes lies in their tooth design. Helical gearboxes feature helical teeth that are cut at an angle to the gear axis, while spur gearboxes have straight-cut teeth that run parallel to the gear axis.
  • Engagement: Helical gearboxes offer a gradual and smooth engagement of teeth due to their helical tooth design. This results in reduced noise and vibration compared to spur gearboxes, which can have more abrupt and noisy tooth engagement.
  • Load Distribution: Helical gearboxes have a higher contact ratio between teeth at any given time, which leads to better load distribution across the gear teeth. Spur gearboxes, on the other hand, have fewer teeth in contact at a time, potentially leading to higher stress on individual teeth.
  • Efficiency: Helical gearboxes tend to be more efficient than spur gearboxes due to the helical tooth design, which reduces friction and energy losses during gear meshing. The gradual engagement of helical teeth contributes to this higher efficiency.
  • Noise and Vibration: Helical gearboxes generate less noise and vibration compared to spur gearboxes. The helical tooth design and smooth engagement help in reducing the impact of gear meshing on overall noise levels.
  • Applications: Helical gearboxes are commonly used in applications that require higher torque and smoother operation, such as heavy machinery, automotive transmissions, and industrial equipment. Spur gearboxes are suitable for applications with moderate loads and where noise considerations are not critical.

Overall, helical gearboxes offer advantages in terms of efficiency, load distribution, and noise reduction compared to spur gearboxes. However, the choice between the two depends on specific application requirements and factors such as torque, speed, space constraints, and noise considerations.

China high quality Customized R Series Inline Helical Gearbox for Stage Equipment Industry   planetary gearbox	China high quality Customized R Series Inline Helical Gearbox for Stage Equipment Industry   planetary gearbox
editor by CX 2024-04-12

China OEM Fa87 Series Parallel Shaft Helical Gear Box High Torque Shaft Mounted CZPT Reducer Gearbox with Hot selling

Product Description

F series gear reducer is 1 kind of parallel shaft helical gear reducer , which consist of 2 or 3 stageshelical 
gears (relate to gear ratio) in the same case . The hard tooth surface gear use the high quality alloy steel ,the
process of carburizing and quenching, grinding ,which give it follow characters :Stable transmission ,low noise
and temperature ,high loading ,long working lift . Wide application ,specialize in Metallurgy ,Sewage treatment,
Chemical Industry , Pharmacy ,Agriculture equipment and Oil industry

Specifications:

1) Output speed: 0.6~1,571r/min

2) Output torque: up to 21700N.m

3) Motor power: 0.12~200kW

4) Mounted form: foot-mounted and flange-mounted mounting

Product Description

 

Product Advantages

F Series Gearbox Reducer

Product name 

F series of the gearbox hollow shaft model F107 oil seal transmission gearbox reducer reduction

Warranty

1 years

Applicable Industries

Manufacturing Plant

Weight (KG)

50KG

Customized support

OEM

Gearing Arrangement

Helical

Output Torque

1.8-2430N.M

Input Speed

1440, 2800,960,750

Output Speed

0.5 to 200

Place of Origin

China

Product name

F Series Parallel Shaft Gearbox Reducer

Application

Hardened Tooth Surface

Installation

Horizontal Type

Layout

Coaxial

Gear Shape

Helical

Production Capacity

800-1500PCS /Month

Type

Gear Reduction Motor

Color

Blue,Sliver or Customized

Packing

Wooden Box

 

F series Parallel Shaft Helical Gear Reducer

Helical gear hard tooth surface structure, 2 / 3 gear combinations can be selected to achieve the required speed ratio, with reinforced cast iron shell, high bearing capacity, can be matched with different types of motors, small size, light weight, large
torque, stable operation and low noise.

 

Our Advantages

 

Certifications

 

/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Hardness: Hardened Tooth Surface
Installation: Horizontal Type
Layout: Parallel
Gear Shape: Bevel Gear
Step: Single-Step
Type: Gear Reducer
Samples:
US$ 500/Piece
1 Piece(Min.Order)

|
Request Sample

helical gearbox

Key Factors for Selecting a Helical Gearbox

Choosing the right helical gearbox for an application involves considering several key factors:

  • Load and Torque: Evaluate the maximum load and torque requirements to ensure the gearbox can handle the application’s demands.
  • Speed Range: Determine the required speed range and ensure the gearbox’s gear ratios can accommodate it.
  • Efficiency: Helical gearboxes are known for their high efficiency. Select a gearbox with efficiency ratings that meet your application’s needs.
  • Space Constraints: Consider the available installation space and choose a compact gearbox that fits within the available dimensions.
  • Mounting Position: The mounting position affects lubrication, cooling, and overall performance. Ensure the gearbox is suitable for the desired mounting orientation.
  • Service Life: Choose a gearbox with a service life that matches your application’s expected lifespan.
  • Backlash: Evaluate the allowable backlash, which affects precision and positioning accuracy.
  • Noise and Vibration: Assess the acceptable noise and vibration levels and choose a gearbox with suitable characteristics.
  • Environmental Conditions: Consider factors like temperature, humidity, and dust levels to ensure the gearbox can operate reliably in the application environment.
  • Maintenance: Factor in maintenance requirements and choose a gearbox with manageable maintenance needs.
  • Cost: Balance performance with budget constraints to find a gearbox that offers the best value for your application.

By carefully evaluating these factors, you can select a helical gearbox that optimally meets your application’s requirements and ensures efficient and reliable operation.

helical gearbox

Can Helical Gearboxes Be Retrofitted into Existing Machinery Designs?

Yes, helical gearboxes can often be retrofitted into existing machinery designs, providing an opportunity to upgrade the performance, efficiency, and reliability of older equipment. Here are the key points to consider when retrofitting helical gearboxes:

1. Compatibility: Before proceeding with a retrofit, it’s essential to ensure that the new helical gearbox is compatible with the existing machinery in terms of size, mounting, and shaft connections. Proper measurements and analysis are necessary to avoid any misalignment or fitment issues.

2. Space Considerations: Helical gearboxes may have a different physical profile compared to the original gearboxes. Engineers need to assess the available space in the machinery and confirm that the new gearbox will fit without major modifications.

3. Shaft Alignment: Proper shaft alignment is crucial to ensure smooth and efficient operation. During the retrofit, it’s important to align the new helical gearbox with other components in the system to prevent premature wear, noise, and vibration.

4. Power and Torque Ratings: The power and torque ratings of the helical gearbox should match or exceed the requirements of the machinery. This ensures that the new gearbox can handle the loads and stresses that the machinery may encounter.

5. Performance Improvements: Retrofitting with helical gearboxes can lead to improved efficiency, reduced noise, and smoother operation. These benefits can positively impact the overall performance and lifespan of the machinery.

6. Engineering Expertise: Retrofitting involves careful planning, engineering analysis, and implementation. Working with experienced engineers or gearbox specialists is advisable to ensure a successful retrofit without compromising the integrity of the machinery.

7. Cost-Benefit Analysis: Assessing the costs of the retrofit, including the cost of the new gearbox, installation, downtime, and potential modifications, is essential. Comparing these costs to the anticipated benefits of improved performance and efficiency will help make an informed decision.

8. Maintenance Considerations: Retrofitting may also impact maintenance practices. It’s important to understand any changes in lubrication requirements, inspection intervals, and servicing needs that come with the new gearbox.

Conclusion: Retrofitting helical gearboxes into existing machinery designs can be a cost-effective way to enhance the performance and extend the lifespan of equipment. However, careful planning, engineering analysis, and professional expertise are crucial to ensure a successful retrofit that delivers the desired improvements without causing unforeseen issues.

helical gearbox

Efficiency of Helical Gearboxes Compared to Other Gearbox Types

Helical gearboxes are known for their relatively high efficiency compared to some other gearbox types. Here’s a comparison of their efficiency with other common gearbox configurations:

  • Straight-Cut (Spur) Gearboxes: Helical gearboxes are generally more efficient than straight-cut gearboxes. The helical tooth design allows for smoother engagement and better load distribution, reducing friction and energy losses. This results in higher overall efficiency for helical gearboxes.
  • Bevel Gearboxes: Bevel gearboxes, which are commonly used for right-angle applications, typically have lower efficiency compared to helical gearboxes. The bevel gear design involves sliding contact between gear teeth, leading to higher friction and energy losses.
  • Worm Gearboxes: Helical gearboxes are generally more efficient than worm gearboxes. Worm gearboxes have a relatively lower efficiency due to the sliding action between the worm and the gear, resulting in higher friction and heat generation.
  • Planetary Gearboxes: Planetary gearboxes can offer comparable efficiency to helical gearboxes, especially when well-designed. However, planetary gearboxes can have variations in efficiency depending on factors such as the number of planet gears and gear arrangements.

While helical gearboxes tend to offer good efficiency, it’s important to note that efficiency can also be influenced by factors such as gear quality, lubrication, operating conditions, and maintenance practices. Consulting with gearbox manufacturers and considering specific application requirements is crucial when determining the most efficient gearbox solution.

China OEM Fa87 Series Parallel Shaft Helical Gear Box High Torque Shaft Mounted CZPT Reducer Gearbox   with Hot selling		China OEM Fa87 Series Parallel Shaft Helical Gear Box High Torque Shaft Mounted CZPT Reducer Gearbox   with Hot selling
editor by CX 2024-04-11

China manufacturer Helical Worm Gear Motor S Series Gear Reducer Reduction Gearbox gearbox design

Product Description

Helical Worm Gear Motor S Series Gear Reducer Reduction Gearbox

< ABOUT TILI

 

Technical data

 

Product Name Helical Worm Gear Motor S Series Gear Reducer Reduction Gearbox
Power 0.12KW~30KW    
Nominal output torque 9~ 8425N · m
Output speed 0.1 ~ 374r/min
Gear material 20CrMnTi alloy steel
Gear Processing   Grinding finish by HOFLER Grinding Machines
Noise Test Below 65dB
Brand of bearings C&U bearing, ZWZ, LYC, HRB, CZPT , etc
Brand of oil seal NAK or other brand
Temp. rise (MAX) 40ºC  
Temp. rise (Oil)(MAX 50ºC  
Vibration ≤20µm
Housing hardness HBS190-240
Surface hardness of gears HRC58°~62 °
Gear core hardness HRC33~40
Machining precision of gears 5 Grade
Lubricating oil GB L-CKC220-460, Shell Omala220-460
Heat treatment Carburizing, Quenching etc
Efficiency 95%~96% (depends on the transmission stage)
Bearing output mode Parallel output
Installation type and output mode Bottom seated type  flange type installation, solid,hollow shaft output.
Input mode Direct motor, shaft input and connecting flange input
Input Method Flange input(AM), shaft input(AD), inline AC motor input, or AQA servo motor

 

Installation Instructions

 

 

Company Profile

< WORKSHOP

< QUALITY CONTROL

 

Certifications

Packaging & Shipping

FAQ

 

Q 1: Are you a trading company or a manufacturer?
A: We are a professional manufacturer specializing in manufacturing various series of reducer.

Q 2:Can you do OEM?
A:Yes, we can. We can do OEM for all the customers .if you want to order NON-STANDERD speed reducers,pls provide Drafts, Dimensions, Pictures and Samples if possible.

Q 3: How long is your warranty?
A: Our Warranty is 12 months under normal circumstances.

Q 4: Do you have inspection procedures for reducer?
A:100% self-inspection before packing.

Q 5: Can I have a visit to your factory before the order?
A: Sure, welcome to visit our factory.

Q 6:How to choose a gearbox? What if I don’t know which gear reducer I need?
A:You can refer to our catalogue to choose the gearbox or we can help to choose when you provide,the technical information of required output torque, output speed and motor parameter etc. Don’t worry, Send as much information as you can, our team will help you find the right 1 you are looking for.

Q 7: What information shall we give before placing a purchase order?
A:a) Type of the gearbox, Size , Transmission Ratio, input and output type, input flange, mounting position, motor information and shaft deflection etc. b)Housing color.c) Purchase quantity. d) Other special requirements

Q 8:What is the payment term?
A:You can pay via T/T(30% in advance as deposit before production +70% before delivery

 

 

/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Application: Motor, Machinery, Agricultural Machinery
Function: Distribution Power, Change Drive Torque, Speed Changing, Speed Reduction
Layout: Vertical Output
Customization:
Available

|

Customized Request

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Shipping Cost:

Estimated freight per unit.







about shipping cost and estimated delivery time.
Payment Method:







 

Initial Payment



Full Payment
Currency: US$
Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

helical gearbox

Role of Helical Gearboxes in Automotive Transmissions

Helical gearboxes play a crucial role in automotive transmissions, contributing to the efficient power transfer and smooth operation of vehicles:

  • Power Transmission: Helical gearboxes are used to transmit power from the engine to the wheels through different gear ratios. They help in converting the high-speed, low-torque output of the engine into the appropriate speed and torque for the wheels.
  • Smooth Shifting: In manual and automatic transmissions, helical gears are often used to provide smooth and quiet gear shifts. The gradual engagement of helical gear teeth helps in reducing the shock and noise associated with gear changes.
  • Noise Reduction: Helical gears are known for their quieter operation compared to other gear types. This is especially important in automotive applications where minimizing noise and vibration is desired for a comfortable driving experience.
  • Efficiency: The efficiency of helical gearboxes helps in optimizing fuel efficiency and reducing energy losses. This is crucial for improving the overall performance and economy of vehicles.
  • Load Distribution: Helical gears distribute the load over multiple teeth, reducing wear and ensuring the gearbox’s longevity. This is important in vehicles that experience varying loads and driving conditions.
  • Torque Handling: Helical gears can handle higher torque loads compared to some other gear types. This is essential for vehicles, especially those with powerful engines, towing capabilities, or off-road use.

In modern automotive transmissions, helical gearboxes can be found in various components, including the main transmission, differential, and gearbox synchronizers. They contribute to the smooth operation, improved fuel efficiency, and overall performance of vehicles. The design and arrangement of helical gears can be tailored to meet the specific requirements of different vehicle types, making them a versatile choice for automotive applications.

helical gearbox

Helical Gearboxes and Energy Efficiency

Helical gearboxes play a significant role in enhancing energy efficiency in various industrial processes. Their design and operating characteristics contribute to improved efficiency and reduced energy consumption. Here’s how helical gearboxes achieve energy efficiency:

  • Helical Gear Meshing: Helical gears have inclined teeth that engage gradually, resulting in smoother and quieter meshing compared to other gear types. This smoother engagement reduces impact and friction losses, leading to higher efficiency and lower energy consumption.
  • Load Distribution: Helical gears distribute the load across multiple teeth due to their helix angle. This even load distribution minimizes stress concentrations and prevents premature wear, ensuring efficient power transmission and reducing the need for frequent maintenance.
  • Efficient Power Transmission: The inclined tooth profile of helical gears allows for more teeth to be in contact at any given time. This increased contact area improves power transmission efficiency by reducing sliding friction and minimizing energy losses.
  • Reduced Vibration: The helical tooth engagement minimizes vibration and noise levels, which can be particularly advantageous in applications that require precise and stable operation. Reduced vibration translates to lower energy losses and increased overall efficiency.
  • Optimized Gear Design: Engineers can fine-tune helical gear designs by adjusting parameters such as helix angle, number of teeth, and gear materials. This optimization process helps tailor the gearbox for specific applications, ensuring optimal efficiency and minimal energy wastage.
  • Lubrication and Cooling: Proper lubrication and cooling strategies are crucial for maintaining efficiency. Helical gears benefit from efficient lubrication due to their continuous tooth engagement, which helps reduce friction and wear, further enhancing energy efficiency.
  • Advanced Manufacturing: Modern manufacturing techniques enable precise production of helical gears, ensuring tight tolerances and accurate tooth profiles. This manufacturing precision contributes to minimal energy losses during gear operation.

Overall, helical gearboxes excel in energy efficiency by combining smoother tooth engagement, even load distribution, reduced vibration, and optimized designs. Their ability to transmit power efficiently and reliably makes them a preferred choice for industrial processes where energy conservation is a priority.

helical gearbox

Limitations and Disadvantages of Helical Gear Systems

While helical gear systems offer numerous advantages, they also come with certain limitations and disadvantages:

  • Axial Thrust: Helical gears generate axial thrust due to the helix angle of the teeth. This thrust can cause additional load on bearings and may require additional measures to counteract.
  • Complex Manufacturing: The manufacturing process for helical gears is more complex than that of straight-toothed gears, which can lead to higher production costs.
  • Axial Length: Helical gears require more axial space compared to spur gears with the same gear ratio. This can be a limitation in applications with space constraints.
  • Sliding Contact: Helical gears have sliding contact between their teeth, which can result in higher friction and more heat generation compared to rolling contact gears.
  • Efficiency: Although helical gears are generally efficient, their efficiency can be slightly lower than that of some other gear types, especially at high speeds.
  • Complexity in Gearbox Design: The inclination of helical gear teeth introduces additional complexity in gearbox design and alignment.
  • Reverse Thrust: In some cases, reverse thrust can occur when helical gears are subjected to high axial loads, leading to undesirable effects.

It’s important to consider these limitations and disadvantages when selecting gear systems for specific applications. Despite these challenges, helical gears remain a popular choice in various industries due to their benefits and overall performance characteristics.

China manufacturer Helical Worm Gear Motor S Series Gear Reducer Reduction Gearbox   gearbox design		China manufacturer Helical Worm Gear Motor S Series Gear Reducer Reduction Gearbox   gearbox design
editor by CX 2024-04-11

China high quality K47 Series Helical Bevel Gear Box synchromesh gearbox

Product Description

K47 Series Helical Bevel Gear Box

Product Description

K series gearbox is 1 kind of Helical Bevel type gearbox ,it is designed based on modularization , which bring many difference kinds of combinations ,mounting types ,and structure designs .The detail classification of ratio can meet various of working condition .High Transmission efficiency ,low energy consumption, superior performance . The hard tooth surface  gear use the high quality alloy steel , the process of carburizing and quenching, grinding ,which give it follow characters : Stable transmission , low noise and temperature  ,high loading ,long working life.  Reinforced high rigid cast iron box; The hardened gear is made of high-quality alloy steel. Its surface is carburized, quenched and hardened, and the gear is finely ground. It features stable transmission, low noise, large bearing capacity, low temperature rise, and long service life. Performance and characteristics,which widely use for industry equipment of metallurgy ,Building Material , Chemical , Mining , Oil, Transportation , Papermaking , Sugar making , engineering Machines ,etc.

 

1.Technical data:

Product Name K47 Series Helical Bevel Gear Box
Power 0.12KW~200KW
Torque 10N · m ~ 50000N · m
Output speed 0.06 ~ 1090r/min
Reduction ratio 5.36~17396
Output speed 7 ~ 415r/min
Gear material 20CrMnTi alloy steel
Gear Processing Grinding finish by HOFLER Grinding Machines
Noise Test Below 65dB
Brand of bearings C&U bearing, ZWZ,LYC, HRB, CZPT ,etc
Brand of oil seal NAK or other brand
Temp. rise (MAX) 40ºC
Temp. rise (Oil)(MAX 50ºC
Vibration ≤20µm
Housing hardness HBS190-240
Surface hardness of gears HRC58°~62 °
Gear core hardness HRC33~40
Machining precision of gears 5 Grade
Lubricating oil GB L-CKC220-460, Shell Omala220-460
Heat treatment Carburizing, Quenching etc
Efficiency 95%~96% (depends on the transmission stage)
Bearing output mode parallel output
Installation type and output mode Bottom seated type flange type installation, solid,hollow shaft output.
Input mode Direct motor, shaft input and connecting flange input
Input Method Flange input(AM), shaft input(AD), inline AC motor input, or AQA servo motor

 

Detailed Photos

 

 

Company Profile

 

< ABOUT TILI
HangZhou Tili Reducer Co, Ltd has been committed to provide High-quality hardensurface extruder gearbox since established In 2003. 
Since its establishment, we always been committed to creating High-quality products in the field of transmission in China and is determined to enter the global market the high-end market of the mechanical industry is based on technology, and industry serves the country. We have strong research and development capabilities and professional production team and elite salesteam have continuously innovated, we specialize in Planetary reducer, 4 series (R, K, F, S) reducers, CZPT series single screw extruder reducer, DJYG series high torque extruder reducer, cycloidal reducer, sell well in Europe, USA, Japan, India, Brazil, Southeast Asia etc. 
Relying on the 20 years of industry accumulation, we hold our company’s vision of “sustainable operation”, based on quality and service, in the global competitive environment, we strive to meet customers’ quality requirements and strive for stable growth and strive for excellence. 
Adhere to the principle of integrity, grow together with customers, and share with employees. 
We’re pleased to get your inquiry and we will reply you as soon as possible. We stick to the principle of “Quality first, service first, continuous improvement and innovation to meet the customers” for the management and “Zero defect, zero complaints” as the quality objective.

< WORKSHOP
< QUALITY CONTROL

Certifications

 

 

Packaging & Shipping

Installation Instructions

 

FAQ

 

Q 1: Are you a trading company or a manufacturer?
A: We are a professional manufacturer specializing in manufacturing various series of reducer.

Q 2:Can you do OEM?
A:Yes, we can. We can do OEM  for all the customers .if you want to order NON-STANDERD speed reducers,pls provide Drafts, Dimensions,      Pictures and Samples if possible.

Q 3: How long is your warranty?
A: Our Warranty is 12 months under normal circumstances. 

Q 4: Do you have inspection procedures for reducer?
A:100% self-inspection before packing. 

Q 5: Can I have a visit to your factory before the order?
A: Sure, welcome to visit our factory. 

Q 6:How to choose a gearbox? What if I don’t know which gear reducer I need?
A:You can refer to our catalogue to choose the gearbox or we can help to choose when you provide,the technical information of required output torque, output speed and motor parameter etc. Don’t worry, Send as much information as you can, our team will help you find the right 1 you are looking for.

Q 7: What information shall we give before placing a purchase order?
A:a) Type of the gearbox, Size , Transmission Ratio, input and output type, input flange, mounting position, motor information and shaft deflection etc. b)Housing color.c) Purchase quantity. d) Other special requirements

Q 8:What is the payment term?
A:You can pay via T/T(30% in advance as deposit before production +70% before delivery

  /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Application: Motor, Machinery, Marine, Agricultural Machinery
Function: Distribution Power, Change Drive Torque, Change Drive Direction, Speed Changing, Speed Reduction
Layout: Right Angle
Hardness: Hardened Tooth Surface
Installation: Horizontal Type
Step: Three-Step
Customization:
Available

|

Customized Request

helical gearbox

Role of Helical Gearboxes in Automotive Transmissions

Helical gearboxes play a crucial role in automotive transmissions, contributing to the efficient power transfer and smooth operation of vehicles:

  • Power Transmission: Helical gearboxes are used to transmit power from the engine to the wheels through different gear ratios. They help in converting the high-speed, low-torque output of the engine into the appropriate speed and torque for the wheels.
  • Smooth Shifting: In manual and automatic transmissions, helical gears are often used to provide smooth and quiet gear shifts. The gradual engagement of helical gear teeth helps in reducing the shock and noise associated with gear changes.
  • Noise Reduction: Helical gears are known for their quieter operation compared to other gear types. This is especially important in automotive applications where minimizing noise and vibration is desired for a comfortable driving experience.
  • Efficiency: The efficiency of helical gearboxes helps in optimizing fuel efficiency and reducing energy losses. This is crucial for improving the overall performance and economy of vehicles.
  • Load Distribution: Helical gears distribute the load over multiple teeth, reducing wear and ensuring the gearbox’s longevity. This is important in vehicles that experience varying loads and driving conditions.
  • Torque Handling: Helical gears can handle higher torque loads compared to some other gear types. This is essential for vehicles, especially those with powerful engines, towing capabilities, or off-road use.

In modern automotive transmissions, helical gearboxes can be found in various components, including the main transmission, differential, and gearbox synchronizers. They contribute to the smooth operation, improved fuel efficiency, and overall performance of vehicles. The design and arrangement of helical gears can be tailored to meet the specific requirements of different vehicle types, making them a versatile choice for automotive applications.

helical gearbox

Materials Used in Manufacturing Helical Gears

Helical gears are commonly manufactured using a variety of materials to meet specific requirements for strength, durability, wear resistance, and other mechanical properties. Some of the materials commonly used for manufacturing helical gears include:

  • Steel: Various types of steel, such as carbon steel, alloy steel, and stainless steel, are frequently used due to their high strength, durability, and wear resistance. They are suitable for a wide range of applications and provide excellent performance.
  • Cast Iron: Cast iron gears are known for their cost-effectiveness and good wear resistance. They are often used in applications where heavy loads and moderate speeds are involved.
  • Brass: Brass gears are chosen for applications that require quiet operation and low-speed applications. They offer good corrosion resistance and are commonly used in smaller machinery.
  • Bronze: Bronze gears are valued for their excellent wear resistance and compatibility with lubricants. They are often used in heavy-duty applications and situations where high loads are encountered.
  • Plastics and Polymers: Certain plastic materials, such as nylon and acetal, are used for gears that require low noise levels and resistance to chemicals and corrosion. They are suitable for applications where lightweight components are essential.
  • Aluminum: Aluminum gears are lightweight and corrosion-resistant, making them suitable for applications where weight reduction and corrosion resistance are priorities.

The choice of material depends on factors such as the application’s load, speed, environment, and desired performance characteristics. Manufacturers select materials that best align with the specific requirements of the helical gear system, ensuring optimal function and longevity.

helical gearbox

Limitations and Disadvantages of Helical Gear Systems

While helical gear systems offer numerous advantages, they also come with certain limitations and disadvantages:

  • Axial Thrust: Helical gears generate axial thrust due to the helix angle of the teeth. This thrust can cause additional load on bearings and may require additional measures to counteract.
  • Complex Manufacturing: The manufacturing process for helical gears is more complex than that of straight-toothed gears, which can lead to higher production costs.
  • Axial Length: Helical gears require more axial space compared to spur gears with the same gear ratio. This can be a limitation in applications with space constraints.
  • Sliding Contact: Helical gears have sliding contact between their teeth, which can result in higher friction and more heat generation compared to rolling contact gears.
  • Efficiency: Although helical gears are generally efficient, their efficiency can be slightly lower than that of some other gear types, especially at high speeds.
  • Complexity in Gearbox Design: The inclination of helical gear teeth introduces additional complexity in gearbox design and alignment.
  • Reverse Thrust: In some cases, reverse thrust can occur when helical gears are subjected to high axial loads, leading to undesirable effects.

It’s important to consider these limitations and disadvantages when selecting gear systems for specific applications. Despite these challenges, helical gears remain a popular choice in various industries due to their benefits and overall performance characteristics.

China high quality K47 Series Helical Bevel Gear Box   synchromesh gearbox	China high quality K47 Series Helical Bevel Gear Box   synchromesh gearbox
editor by CX 2024-04-11

China best High Quality R Series Modular Helical Gear Electric Motor Drive Concentric 20HP Gearbox for Food Machinery differential gearbox

Product Description

High Quality R series Modular helical gear electric motor drive concentric 20hp gearbox for food machinery 

< ABOUT TILI

 

Technical data

 

Product Name High Quality R series Modular helical gear electric motor drive concentric 20hp gearbox for food machinery 
Power 0.12KW~160KW    
Torque 1.4N · m ~ 36600N · m   
Output speed 0.06 ~ 1090r/min
Gear material 20CrMnTi alloy steel
Gear Processing   Grinding finish by HOFLER Grinding Machines
Noise Test Below 65dB
Brand of bearings C&U bearing, ZWZ,LYC, HRB, CZPT ,etc
Brand of oil seal NAK or other brand
Temp. rise (MAX) 40ºC  
Temp. rise (Oil)(MAX 50ºC  
Vibration ≤20µm
Housing hardness HBS190-240
Surface hardness of gears HRC58°~62 °
Gear core hardness HRC33~40
Machining precision of gears 5 Grade
Lubricating oil GB L-CKC220-460, Shell Omala220-460
Heat treatment Carburizing, Quenching etc
Efficiency 95%~96% (depends on the transmission stage)
Bearing output mode parallel output 
Installation type and output mode Bottom seated type  flange type installation, solid,hollow shaft output.
Input mode Direct motor, shaft input and connecting flange input
Input Method Flange input(AM), shaft input(AD), inline AC motor input, or AQA servo motor

 

Installation Instructions

 

Company Profile

< WORKSHOP

< QUALITY CONTROL

 

Certifications

Packaging & Shipping

FAQ

 

Q 1: Are you a trading company or a manufacturer?
A: We are a professional manufacturer specializing in manufacturing various series of reducer.

Q 2:Can you do OEM?
A:Yes, we can. We can do OEM for all the customers .if you want to order NON-STANDERD speed reducers,pls provide Drafts, Dimensions, Pictures and Samples if possible.

Q 3: How long is your warranty?
A: Our Warranty is 12 months under normal circumstances.

Q 4: Do you have inspection procedures for reducer?
A:100% self-inspection before packing.

Q 5: Can I have a visit to your factory before the order?
A: Sure, welcome to visit our factory.

Q 6:How to choose a gearbox? What if I don’t know which gear reducer I need?
A:You can refer to our catalogue to choose the gearbox or we can help to choose when you provide,the technical information of required output torque, output speed and motor parameter etc. Don’t worry, Send as much information as you can, our team will help you find the right 1 you are looking for.

Q 7: What information shall we give before placing a purchase order?
A:a) Type of the gearbox, Size , Transmission Ratio, input and output type, input flange, mounting position, motor information and shaft deflection etc. b)Housing color.c) Purchase quantity. d) Other special requirements

Q 8:What is the payment term?
A:You can pay via T/T(30% in advance as deposit before production +70% before delivery

 

 

/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Application: Motor, Machinery, Agricultural Machinery, Industrial Automation Equipment, Chemical Industry
Function: Distribution Power, Change Drive Torque, Speed Changing, Speed Reduction
Layout: Coaxial
Customization:
Available

|

Customized Request

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Shipping Cost:

Estimated freight per unit.







about shipping cost and estimated delivery time.
Payment Method:







 

Initial Payment



Full Payment
Currency: US$
Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

helical gearbox

Using Helical Gearboxes for Speed Reduction and Speed Increase

Yes, helical gearboxes can be used for both speed reduction and speed increase in various applications. The design of helical gears allows them to transmit motion and power between non-parallel shafts while changing the rotational speed.

Speed Reduction: When the driving gear (pinion) has fewer teeth than the driven gear, the gear ratio leads to speed reduction. This is commonly used in applications where the input speed needs to be decreased while increasing the output torque. For example, helical gearboxes are often employed in conveyor systems to reduce the speed of the motor while maintaining sufficient torque to move heavy loads.

Speed Increase: Helical gearboxes can also achieve speed increase by having the driving gear (pinion) with more teeth than the driven gear. This configuration is less common but can be used to increase the output speed while sacrificing some torque. Speed increase applications are typically seen in scenarios where higher speeds are required, such as in certain types of machinery or industrial processes.

It’s important to note that while helical gearboxes can perform both speed reduction and speed increase, the specific gear ratios and configurations need to be carefully chosen to ensure efficient and reliable operation for the intended application.

helical gearbox

Impact of Thermal Expansion on Helical Gearbox Performance

Thermal expansion can significantly affect the performance of helical gearboxes due to changes in dimensions and clearances caused by temperature variations. Here’s how it impacts:

1. Misalignment: Temperature changes can lead to differential expansion of gearbox components. This can result in misalignment of gears, shafts, and bearings, leading to increased friction, noise, and reduced efficiency.

2. Lubrication: Thermal expansion can alter the clearances within the gearbox, affecting the distribution and viscosity of the lubricating oil. Inadequate lubrication due to temperature-induced changes can result in increased wear and premature failure.

3. Gear Tooth Engagement: Temperature fluctuations can cause gear teeth to expand or contract, affecting the meshing engagement and load distribution. Inconsistent gear tooth contact can lead to uneven wear and reduced gear life.

4. Bearing Performance: Bearings in helical gearboxes are sensitive to temperature changes. Excessive heat can lead to reduced bearing life, increased friction, and potential seizure, affecting overall gearbox performance.

5. Noise and Vibration: Thermal expansion can lead to changes in gear and component clearances, resulting in altered vibration patterns and increased noise levels. This can impact the comfort of the system and indicate potential issues.

6. Material Fatigue: Repeated cycles of thermal expansion and contraction can lead to material fatigue and stress accumulation, reducing the overall lifespan of gearbox components.

Managing Thermal Effects: Manufacturers design helical gearboxes with considerations for thermal expansion, using materials with low coefficients of thermal expansion and incorporating features like expansion joints or thermal isolators. Proper lubrication, monitoring temperature, and maintaining consistent operating conditions are also crucial in mitigating thermal expansion effects.

Understanding and managing the impact of thermal expansion is essential to maintain the performance, efficiency, and durability of helical gearboxes.

helical gearbox

Limitations and Disadvantages of Helical Gear Systems

While helical gear systems offer numerous advantages, they also come with certain limitations and disadvantages:

  • Axial Thrust: Helical gears generate axial thrust due to the helix angle of the teeth. This thrust can cause additional load on bearings and may require additional measures to counteract.
  • Complex Manufacturing: The manufacturing process for helical gears is more complex than that of straight-toothed gears, which can lead to higher production costs.
  • Axial Length: Helical gears require more axial space compared to spur gears with the same gear ratio. This can be a limitation in applications with space constraints.
  • Sliding Contact: Helical gears have sliding contact between their teeth, which can result in higher friction and more heat generation compared to rolling contact gears.
  • Efficiency: Although helical gears are generally efficient, their efficiency can be slightly lower than that of some other gear types, especially at high speeds.
  • Complexity in Gearbox Design: The inclination of helical gear teeth introduces additional complexity in gearbox design and alignment.
  • Reverse Thrust: In some cases, reverse thrust can occur when helical gears are subjected to high axial loads, leading to undesirable effects.

It’s important to consider these limitations and disadvantages when selecting gear systems for specific applications. Despite these challenges, helical gears remain a popular choice in various industries due to their benefits and overall performance characteristics.

China best High Quality R Series Modular Helical Gear Electric Motor Drive Concentric 20HP Gearbox for Food Machinery   differential gearbox	China best High Quality R Series Modular Helical Gear Electric Motor Drive Concentric 20HP Gearbox for Food Machinery   differential gearbox
editor by CX 2024-04-11