Product Description
Detailed Photos
Features of S series reducer
The same model can be equipped with motors of various powers. It is easy to realize the combination and connection between various models.
The transmission efficiency is high, and the single reducer efficiency is up to 96%. three
The transmission ratio is subdivided and the range is wide. The combined model can form a large transmission ratio and low output speed.
The installation forms are various, and can be installed with any foot, B5 flange or B4 flange. The foot mounting reducer has 2 machined foot mounting planes.
Helical gear and worm gear combination, compact structure, large reduction ratio.
Installation mode: foot installation, hollow shaft installation, flange installation, torque arm installation, small flange installation.
Input mode: motor direct connection, motor belt connection or input shaft, connection flange input.
Average efficiency: reduction ratio 7.5-69.39 is 77%; 70.43-288 is 62%; The S/R combination is 57%.
S57 SF57 SA57 SAF57 S series helical worm gear box speed reducer 0.18kw 0.25kw 0.37kw 0.55kw 0.75kw 1.1kw 1.5kw 2.2kw 3kw, max. permissible torque up to 300Nm, transmission ratios from 10.78 to 196.21. Mounting mode: foot mounted, flange mounted, short flange mounted, torque arm mounted. Output shaft: CZPT shaft, hollow shaft (with key, with shrink disc and with involute spline).
Product Parameters
Company Profile
Certifications
Packaging & Shipping
FAQ
| Hardness: | Hardened Tooth Surface |
|---|---|
| Installation: | 90 Degree |
| Layout: | Expansion |
| Gear Shape: | Bevel Gear |
| Step: | Single-Step |
| Type: | Gear Reducer |
| Samples: |
US$ 100/Piece
1 Piece(Min.Order) | |
|---|
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.
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.
Industries Utilizing Helical Gearboxes
Helical gearboxes find widespread use in various industries due to their efficiency, smooth operation, and versatility. Some of the industries that commonly utilize helical gearboxes include:
- Manufacturing: Helical gearboxes are employed in manufacturing processes for conveyor systems, material handling, and machine tools. Their ability to provide high torque and smooth motion makes them suitable for precision manufacturing.
- Automotive: Automotive applications include power transmission in vehicles, especially in manual and automatic transmissions. Helical gearboxes contribute to improved fuel efficiency and smoother gear shifting.
- Energy Generation: Helical gearboxes are used in power generation systems, such as wind turbines and hydroelectric generators. Their efficiency and load-bearing capacity are crucial for converting rotational motion into electrical power.
- Construction: Construction equipment, such as cranes, excavators, and bulldozers, rely on helical gearboxes for efficient power transmission and control of heavy loads.
- Mining: Mining operations use helical gearboxes in conveyors, crushers, and other equipment for material handling and ore extraction. The durability and high torque capacity of helical gearboxes make them suitable for demanding mining environments.
- Marine: Marine vessels use helical gearboxes in propulsion systems to convert engine power into rotational motion for propellers. Their efficiency contributes to fuel savings and reliable marine operation.
- Food and Beverage: Helical gearboxes are employed in food processing and packaging machinery due to their sanitary design and precise motion control.
- Textile: Textile machinery relies on helical gearboxes for various processes, including spinning, weaving, and dyeing. Their ability to handle varying loads and provide smooth motion is beneficial in textile production.
The adaptability and efficiency of helical gearboxes make them a suitable choice for a wide range of industries, where reliable power transmission, smooth operation, and load-bearing capacity are essential.
editor by CX 2023-10-09
China supplier Foot and Flange Mounted Coxial Helical Gear Reducer Geared Motor Transmission Gearbox cycloidal gearbox
Product Description
Product Description
TR Series helical gearbox can be connected respectively with motors such as IEC standard motor, brake motor, explosion-proof motor, frequency motor, servo motor .It can be connect discretionary(foot or flange) and use multi-mounting positions accordingly. is widely used in textile, foodstuff, beverage,tobacco, logistics industrial fields,etc.
Product Characteristics
- Modular construction
- High efficiency
- Precise grinding, low noise
- Compact structural design
- Univeral mounting
- Strong Cast iron housing
- Carbonize and grinding hardened gears, durable
- Multi-structure, can be combined in different forms to meet various transmission condition
Installation:
1.Foot mounted
2.Output Flange mounted
Detailed Photos
Product Parameters
| Models | Output Shaft Dia | Power(kW) | Motor Frame | Ratio | Max Torque(Nm) |
| R28 | 25mm | 0.18~3 | -100 | 3.37~135.09 | 130 |
| R38 | 25mm | 0.18~3 | -100 | 3.41~134.82 | 200 |
| R48 | 30mm | 0.18~5.5 | -100-112-132S | 3.83~176.88 | 300 |
| R58 | 35mm | 0.18~7.5 | -100-112-132S/M | 4.39~186.89 | 450 |
| R68 | 35mm | 0.18~7.5 | -100-112-132S/M | 4.29~199.81 | 600 |
| R78 | 40mm | 0.18~11 | -100-112-132S/M-160M | 5.21~195.24 | 820 |
| R88 | 50mm | 0.55~22 | -132S/M/L-160M-180 | 5.36~246.54 | 1550 |
| R98 | 60mm | 0.55~30 | -132S/M/L-160M-180-200 | 4.49~289.6 | 3000 |
| R108 | 70mm | 2.2~45 | 100-112-132S/M/L-160M-180-200-225S/M | 5.06~245.5 | 4300 |
| R138 | 90mm | 5.5~55 | 132S/M/L-160M-180-200-225S/M-250M-280 | 5.51~223.34 | 8000 |
| R148 | 110mm | 11~90 | M/L-160M-180-200-225S/M-250M-280-315S/M | 5.00~163.46 | 13000 |
| R168 | 120mm | 11~160 | M/L-160M-180-200-225S/M-250M-280-315S/M-315M-A-B | 8.77~196.41 | 18000 |
Outline Dimension:
Company Profile
About our company:
Gele Transmission is a professional gearbox and motor manufacturer integrated research, manufacture and sales service. We have excellent product series, provide customized service and professional selecting guide.Currently we mainly have :NMRV/NMRW worm gearbox/GRC inline mini helical gearbox/GKM/GKB hypoid helical gearbox/G2/G3 helical geared motor-helical gearbox/R/K/F/S series helical gearbox /IE1 IE2 3 phase/single phase electric motor/UDL Variator.Our gearboxes are widely applied for various industrial fields such as foodstuffs, ceramics, packing, chemicals, pharmacy, plastics, paper- making, construction machinery, metallurgic mine, environmental protection engineering, and all kinds of automatic lines, and assembly lines.With fast delivery time, strong technical support, superior after-sales service, advanced producing facility and testing equipment, our products sell well with a good reputation both at home and abroad. We have customers from Southeast Asia, Europe, The Middle East, South America, South Africa.Our aim is to develop and innovate more high efficiency transmission gearboxes. CZPT Transmission warmly welcome customers both at home and abroad to contact us for cooperation and create a bright future.
Packing information:Plastic Bags+Cartons+Wooden Cases , or on request
We participate Germany Hannver Exhibition-ZheJiang PTC Fair-Turkey Win Eurasia
Logistics
We can dispatch goods by sea, by train, by air according to customer instruction
After Sales Service
1.Maintenance Time and Warranty:Within 1 year after receiving goods.
2.Other Service: Including modeling selection guide, installation guide, and problem resolution guide, etc.
FAQ
1.Q:Can you make as per customer drawing?
A: Yes, we offer customized service for customers accordingly. We can use customer’s nameplate for gearboxes.
2.Q:What is your terms of payment ?
A: 30% deposit before production,balance T/T before delivery.
3.Q:Are you a trading company or manufacturer?
A:We are a manufacurer with advanced equipment and experienced workers.
4.Q:What’s your production capacity?
A:8000-9000 PCS/MONTH
5.Q:Free sample is available or not?
A:Yes, we can supply free sample if customer agree to pay for the courier cost
6.Q:Do you have any certificate?
A:Yes, we have CE certificate and SGS certificate report.
Contact information:
Ms Lingel Pan
For any questions just feel free ton contact me. Many thanks for your kind attention to our company!
| Application: | Motor, Machinery, Marine, Agricultural Machinery, Industry |
|---|---|
| Function: | Distribution Power, Change Drive Torque, Change Drive Direction, Speed Changing, Speed Reduction |
| Layout: | Coaxial |
| Hardness: | Hardened Tooth Surface |
| Installation: | Horizontal Type |
| Step: | 1-2-3 Stage |
| Samples: |
US$ 200/Piece
1 Piece(Min.Order) | |
|---|
| Customization: |
Available
| Customized Request |
|---|
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.
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.
Industries Utilizing Helical Gearboxes
Helical gearboxes find widespread use in various industries due to their efficiency, smooth operation, and versatility. Some of the industries that commonly utilize helical gearboxes include:
- Manufacturing: Helical gearboxes are employed in manufacturing processes for conveyor systems, material handling, and machine tools. Their ability to provide high torque and smooth motion makes them suitable for precision manufacturing.
- Automotive: Automotive applications include power transmission in vehicles, especially in manual and automatic transmissions. Helical gearboxes contribute to improved fuel efficiency and smoother gear shifting.
- Energy Generation: Helical gearboxes are used in power generation systems, such as wind turbines and hydroelectric generators. Their efficiency and load-bearing capacity are crucial for converting rotational motion into electrical power.
- Construction: Construction equipment, such as cranes, excavators, and bulldozers, rely on helical gearboxes for efficient power transmission and control of heavy loads.
- Mining: Mining operations use helical gearboxes in conveyors, crushers, and other equipment for material handling and ore extraction. The durability and high torque capacity of helical gearboxes make them suitable for demanding mining environments.
- Marine: Marine vessels use helical gearboxes in propulsion systems to convert engine power into rotational motion for propellers. Their efficiency contributes to fuel savings and reliable marine operation.
- Food and Beverage: Helical gearboxes are employed in food processing and packaging machinery due to their sanitary design and precise motion control.
- Textile: Textile machinery relies on helical gearboxes for various processes, including spinning, weaving, and dyeing. Their ability to handle varying loads and provide smooth motion is beneficial in textile production.
The adaptability and efficiency of helical gearboxes make them a suitable choice for a wide range of industries, where reliable power transmission, smooth operation, and load-bearing capacity are essential.
editor by CX 2023-09-26
China 0.12-160kw Foot and Flange Mounted Inline Coaxial Helical Geared Motor Gearbox helical gearbox components
Product Description
Company Profiles
-We are a top gear motor company
ZHangZhoug Xihu (West Lake) Dis.hai Reducer is a top producer of gear motor and gearbox.
Given that 1991, we have specialised in manufacturing a extensive variety of equipment motor and equipment box such as:
- helical equipment motor
- helical bevel gear motor
- parallel shaft helical gear motor
- helical worm equipment motor
- hoist drive
- heavy-obligation helical gearbox
- heavy-responsibility helical bevel gearbox
- equipment motor for vehicle parking technique
- sprial bevel gearbox
Product Description
D collection gear motor is composed with two-stage or 3-stage gears. Input shaft and output shaft is inline.
Mounting place: footed mounting, flange mounting, the two flange and footed mounting and many others.
Thechnical info:
Output speed 10 ~ 800 rpm
Rated output torque 10 ~ 20000 Nm
Motor power 0.twelve ~ 200 KW
Item Show
Item Specification
| Product functions | |||||||
| 1. D collection helical gear motor possess rational layout, compact development, scaled-down size than cycloidal gearmotor at the same permitted torque. | |||||||
| 2. Tiny vibration and reduced noise, with large transmission effectiveness. | |||||||
| 3. The products have been mostly utilized in chemical machinery, cement agitator machinery, printing and packaging machinery, mine and energy transmission equipment, metallurgy and so on. | |||||||
| General Technological info | |||||||
| Housing substance | HT250 higher-energy forged iron | ||||||
| Housing hardness | HBS190-240 | ||||||
| Pinion material | 20CrMnTiH | ||||||
| Gear content | 20CrMnTiH | ||||||
| Surface hardness of gears | HRC58°~sixty two ° | ||||||
| Gear core hardness | HRC33~forty | ||||||
| Input/output shaft substance | 40CrMnTiH | ||||||
| Input / Output shaft hardness | HRC25~30 | ||||||
| Machining precision of gears | accurate grinding, 6~7 Grade | ||||||
| Lubricating oil | L-CKC220 (GB 5903-ninety five) | ||||||
| Heat treatment method | tempering, cementiting, quenching, and many others. | ||||||
| Efficiency | 94%~96% (relies upon on the transmission stage) | ||||||
| Noise (MAX) | 60~68dB | ||||||
| Temp. rise (MAX) | 40°C | ||||||
| Temp. rise (Oil)(MAX) | 50°C | ||||||
| Vibration | ≤20µm | ||||||
| Backlash | ≤20Arcmin | ||||||
| Brand of bearings | China Best model C&U,LYC,TMB or other brands requested, SKF….. | ||||||
| Brand of oil seal | CTY— ZheJiang or other makes asked for | ||||||
| D —- sequence helical gear motor | |||||||
| D-series solitary phases | |||||||
| Model | Output Shaft Dia. | Center Peak | Output Flange Dia. | Electrical power | Ratio | Permitted Torque | Weight |
| Sound (mm) | (mm) | (mm) | (kw) | (Nm) | (KGS) | ||
| D37 | 25k6 | 90h13 | a hundred and ten/160 | .twelve~3 | four~135 | 210 | 11 |
| D47 | 30k6 | 115h13 | 110/one hundred sixty | .twelve~5.5 | 4~172 | 335 | sixteen |
| D57 | 35k6 | 115h13 | 130/two hundred | .twelve~7.five | five~188 | 490 | 19 |
| D67 | 35k6 | 130h13 | a hundred and eighty/250 | .twelve~7.five | five~193 | 570 | 28 |
| D77 | 40k6 | 140h13 | 230/three hundred | .18~eleven | 5~197 | 890 | 39 |
| D87 | 50k6 | 180h13 | 250/350 | .55~22 | 5~246 | 1660 | sixty five |
| D97 | 60m6 | 225h13 | 350/450 | .55~30 | 5~290 | 3000 | a hundred and ten |
| D107 | 70m6 | 250h13 | 350/450 | 1.5~45 | two~249 | 4550 | 200 |
| D137 | 90m6 | 315h13 | 450/550 | 3~fifty five | 5~220 | 9270 | 280 |
| D147 | 110m6 | 355h13 | 450/550 | 4~ninety | five~167 | 14940 | 430 |
| D167 | 120m6 | 425h13 | 550/660 | 7.5~160 | ten~230 | 20880 | 650 |
| D series double stages | |||||||
| Model | Output Shaft Dia. | Center Height | Output Flange Dia. | Energy | Ratio | Permitted Torque | Output Speed |
| Reliable (mm) | (mm) | (mm) | (kw) | (Nm) | (RPM) | ||
| D27D17 | 25k6 | 90h13 | ninety five/140 | .twelve~.18 | 90~229 | one hundred forty | 6~fifteen |
| D37D17 | 25k6 | 90h13 | one hundred ten/160 | .twelve~.25 | ninety~156 | 225 | four.1~14 |
| D47D37 | 30k6 | 115h13 | one hundred ten/a hundred and sixty | .twelve~.twenty five | 154~572 | 340 | 2.4~8.5 |
| D57D37 | 35k6 | 115h13 | one hundred thirty/200 | .twelve~.twenty five | 142~782 | 477 | 1.8~9.two |
| D67D37 | 35k6 | 130h13 | one hundred eighty/250 | .12~.37 | 158~956 | 590 | 1.4~8.2 |
| D77D37 | 40k6 | 140h13 | 230/three hundred | .12~.55 | 186~1430 | 880 | .ninety seven~7.three |
| D87D57 | 50k6 | 180h13 | 250/350 | .twelve~1.1 | 195~2873 | 1665 | .48~7.two |
| D97D57 | 60m6 | 225h13 | 350/450 | .12~2.2 | 209~4678 | 2930 | .29~6.8 |
| D107D77 | 70m6 | 250h13 | 350/450 | .12~2.two | 214~7583 | 4510 | .18-6.6 |
| D137D77 | 90m6 | 315h13 | 450/550 | .12~4 | 35.1~12921 | 9090 | .11~6.three |
| D147D77 | 110m6 | 355h13 | 450/550 | .12~4 | 415~21342 | 14940 | .06~3.4 |
| D147D87 | 110m6 | 355h13 | 450/550 | one.5~eleven | 159~533 | 14940 | 2.6~9.one |
| D167D97 | 120m6 | 425h13 | 550/660 | one.5~eleven | 279~2333 | 25710 | .6~5.2 |
| D167D107 | 120m6 | 425h13 | 550/660 | eleven | four.9~8.five | 17640 | four.9~8.5 |
| Remark: the excess weight with out oil and motor, shaft and flange input insert 10%. | |||||||
Deal
Plastic bag + wooden carton
Certification
FAQ
Q: Can you print other colours?
Sure. Custom-made color can be printed on the gear motor according to your requirements.
Q: Is that factory price tag?
Yes. We guarantee you all prices are based on manufacturing unit.
Q: What is the lifestyle span? what is the promise
The lifespan of equipment motor can attain 5-20 years dependent on diverse operating conditions .The promise time is 1 yr following shipping and delivery.
Q: What paperwork are available?
A complete range documents which includes structural drawings, packing record, installation manual and relative certificates can be presented. In addition, customs declaration is presented. We offer one-quit service for you.
Q: Is it CZPT to personalized?
indeed, we could re-design and style and generate the equipment motor as your specifications if the quantity is large.
| Application: | Motor, Machinery, Agitator.Conveyors |
|---|---|
| Hardness: | Hardened Tooth Surface |
| Installation: | Horizontal Type |
| Layout: | Coaxial |
| Gear Shape: | Helical |
| Step: | Three-Step |
###
| Customization: |
Available
|
|---|
###
| Product features | |||||||
| 1. D series helical gear motor own rational design, compact construction, smaller size than cycloidal gearmotor at the same permitted torque. | |||||||
| 2. Little vibration and low noise, with high transmission efficiency. | |||||||
| 3. The products have been mainly used in chemical machinery, cement agitator machinery, printing and packaging machinery, mine and power transmission machinery, metallurgy etc. | |||||||
| General Technical data | |||||||
| Housing material | HT250 high-strength cast iron | ||||||
| Housing hardness | HBS190-240 | ||||||
| Pinion material | 20CrMnTiH | ||||||
| Gear material | 20CrMnTiH | ||||||
| Surface hardness of gears | HRC58°~62 ° | ||||||
| Gear core hardness | HRC33~40 | ||||||
| Input/output shaft material | 40CrMnTiH | ||||||
| Input / Output shaft hardness | HRC25~30 | ||||||
| Machining precision of gears | accurate grinding, 6~7 Grade | ||||||
| Lubricating oil | L-CKC220 (GB 5903-95) | ||||||
| Heat treatment | tempering, cementiting, quenching, etc. | ||||||
| Efficiency | 94%~96% (depends on the transmission stage) | ||||||
| Noise (MAX) | 60~68dB | ||||||
| Temp. rise (MAX) | 40°C | ||||||
| Temp. rise (Oil)(MAX) | 50°C | ||||||
| Vibration | ≤20µm | ||||||
| Backlash | ≤20Arcmin | ||||||
| Brand of bearings | China Top brand C&U,LYC,TMB or other brands requested, SKF….. | ||||||
| Brand of oil seal | CTY— Taiwan or other brands requested | ||||||
| D —- series helical gear motor | |||||||
| D-series single stages | |||||||
| Model | Output Shaft Dia. | Center Height | Output Flange Dia. | Power | Ratio | Permitted Torque | Weight |
| Solid (mm) | (mm) | (mm) | (kw) | (Nm) | (KGS) | ||
| D37 | 25k6 | 90h13 | 110/160 | 0.12~3 | 4~135 | 210 | 11 |
| D47 | 30k6 | 115h13 | 110/160 | 0.12~5.5 | 4~172 | 335 | 16 |
| D57 | 35k6 | 115h13 | 130/200 | 0.12~7.5 | 5~188 | 490 | 19 |
| D67 | 35k6 | 130h13 | 180/250 | 0.12~7.5 | 5~193 | 570 | 28 |
| D77 | 40k6 | 140h13 | 230/300 | 0.18~11 | 5~197 | 890 | 39 |
| D87 | 50k6 | 180h13 | 250/350 | 0.55~22 | 5~246 | 1660 | 65 |
| D97 | 60m6 | 225h13 | 350/450 | 0.55~30 | 5~290 | 3000 | 110 |
| D107 | 70m6 | 250h13 | 350/450 | 1.5~45 | 2~249 | 4550 | 200 |
| D137 | 90m6 | 315h13 | 450/550 | 3~55 | 5~220 | 9270 | 280 |
| D147 | 110m6 | 355h13 | 450/550 | 4~90 | 5~167 | 14940 | 430 |
| D167 | 120m6 | 425h13 | 550/660 | 7.5~160 | 10~230 | 20880 | 650 |
| D series double stages | |||||||
| Model | Output Shaft Dia. | Center Height | Output Flange Dia. | Power | Ratio | Permitted Torque | Output Speed |
| Solid (mm) | (mm) | (mm) | (kw) | (Nm) | (RPM) | ||
| D27D17 | 25k6 | 90h13 | 95/140 | 0.12~0.18 | 90~229 | 140 | 6~15 |
| D37D17 | 25k6 | 90h13 | 110/160 | 0.12~0.25 | 90~156 | 225 | 4.1~14 |
| D47D37 | 30k6 | 115h13 | 110/160 | 0.12~0.25 | 154~572 | 340 | 2.4~8.5 |
| D57D37 | 35k6 | 115h13 | 130/200 | 0.12~0.25 | 142~782 | 477 | 1.8~9.2 |
| D67D37 | 35k6 | 130h13 | 180/250 | 0.12~0.37 | 158~956 | 590 | 1.4~8.2 |
| D77D37 | 40k6 | 140h13 | 230/300 | 0.12~0.55 | 186~1430 | 880 | 0.97~7.3 |
| D87D57 | 50k6 | 180h13 | 250/350 | 0.12~1.1 | 195~2873 | 1665 | 0.48~7.2 |
| D97D57 | 60m6 | 225h13 | 350/450 | 0.12~2.2 | 209~4678 | 2930 | 0.29~6.8 |
| D107D77 | 70m6 | 250h13 | 350/450 | 0.12~2.2 | 214~7583 | 4510 | 0.18-6.6 |
| D137D77 | 90m6 | 315h13 | 450/550 | 0.12~4 | 35.1~12921 | 9090 | 0.11~6.3 |
| D147D77 | 110m6 | 355h13 | 450/550 | 0.12~4 | 415~21342 | 14940 | 0.06~3.4 |
| D147D87 | 110m6 | 355h13 | 450/550 | 1.5~11 | 159~533 | 14940 | 2.6~9.1 |
| D167D97 | 120m6 | 425h13 | 550/660 | 1.5~11 | 279~2333 | 20250 | 0.6~5.2 |
| D167D107 | 120m6 | 425h13 | 550/660 | 11 | 4.9~8.5 | 17640 | 4.9~8.5 |
| Remark: the weight without oil and motor, shaft and flange input add 10%. | |||||||
| Application: | Motor, Machinery, Agitator.Conveyors |
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| Hardness: | Hardened Tooth Surface |
| Installation: | Horizontal Type |
| Layout: | Coaxial |
| Gear Shape: | Helical |
| Step: | Three-Step |
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| Customization: |
Available
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| Product features | |||||||
| 1. D series helical gear motor own rational design, compact construction, smaller size than cycloidal gearmotor at the same permitted torque. | |||||||
| 2. Little vibration and low noise, with high transmission efficiency. | |||||||
| 3. The products have been mainly used in chemical machinery, cement agitator machinery, printing and packaging machinery, mine and power transmission machinery, metallurgy etc. | |||||||
| General Technical data | |||||||
| Housing material | HT250 high-strength cast iron | ||||||
| Housing hardness | HBS190-240 | ||||||
| Pinion material | 20CrMnTiH | ||||||
| Gear material | 20CrMnTiH | ||||||
| Surface hardness of gears | HRC58°~62 ° | ||||||
| Gear core hardness | HRC33~40 | ||||||
| Input/output shaft material | 40CrMnTiH | ||||||
| Input / Output shaft hardness | HRC25~30 | ||||||
| Machining precision of gears | accurate grinding, 6~7 Grade | ||||||
| Lubricating oil | L-CKC220 (GB 5903-95) | ||||||
| Heat treatment | tempering, cementiting, quenching, etc. | ||||||
| Efficiency | 94%~96% (depends on the transmission stage) | ||||||
| Noise (MAX) | 60~68dB | ||||||
| Temp. rise (MAX) | 40°C | ||||||
| Temp. rise (Oil)(MAX) | 50°C | ||||||
| Vibration | ≤20µm | ||||||
| Backlash | ≤20Arcmin | ||||||
| Brand of bearings | China Top brand C&U,LYC,TMB or other brands requested, SKF….. | ||||||
| Brand of oil seal | CTY— Taiwan or other brands requested | ||||||
| D —- series helical gear motor | |||||||
| D-series single stages | |||||||
| Model | Output Shaft Dia. | Center Height | Output Flange Dia. | Power | Ratio | Permitted Torque | Weight |
| Solid (mm) | (mm) | (mm) | (kw) | (Nm) | (KGS) | ||
| D37 | 25k6 | 90h13 | 110/160 | 0.12~3 | 4~135 | 210 | 11 |
| D47 | 30k6 | 115h13 | 110/160 | 0.12~5.5 | 4~172 | 335 | 16 |
| D57 | 35k6 | 115h13 | 130/200 | 0.12~7.5 | 5~188 | 490 | 19 |
| D67 | 35k6 | 130h13 | 180/250 | 0.12~7.5 | 5~193 | 570 | 28 |
| D77 | 40k6 | 140h13 | 230/300 | 0.18~11 | 5~197 | 890 | 39 |
| D87 | 50k6 | 180h13 | 250/350 | 0.55~22 | 5~246 | 1660 | 65 |
| D97 | 60m6 | 225h13 | 350/450 | 0.55~30 | 5~290 | 3000 | 110 |
| D107 | 70m6 | 250h13 | 350/450 | 1.5~45 | 2~249 | 4550 | 200 |
| D137 | 90m6 | 315h13 | 450/550 | 3~55 | 5~220 | 9270 | 280 |
| D147 | 110m6 | 355h13 | 450/550 | 4~90 | 5~167 | 14940 | 430 |
| D167 | 120m6 | 425h13 | 550/660 | 7.5~160 | 10~230 | 20880 | 650 |
| D series double stages | |||||||
| Model | Output Shaft Dia. | Center Height | Output Flange Dia. | Power | Ratio | Permitted Torque | Output Speed |
| Solid (mm) | (mm) | (mm) | (kw) | (Nm) | (RPM) | ||
| D27D17 | 25k6 | 90h13 | 95/140 | 0.12~0.18 | 90~229 | 140 | 6~15 |
| D37D17 | 25k6 | 90h13 | 110/160 | 0.12~0.25 | 90~156 | 225 | 4.1~14 |
| D47D37 | 30k6 | 115h13 | 110/160 | 0.12~0.25 | 154~572 | 340 | 2.4~8.5 |
| D57D37 | 35k6 | 115h13 | 130/200 | 0.12~0.25 | 142~782 | 477 | 1.8~9.2 |
| D67D37 | 35k6 | 130h13 | 180/250 | 0.12~0.37 | 158~956 | 590 | 1.4~8.2 |
| D77D37 | 40k6 | 140h13 | 230/300 | 0.12~0.55 | 186~1430 | 880 | 0.97~7.3 |
| D87D57 | 50k6 | 180h13 | 250/350 | 0.12~1.1 | 195~2873 | 1665 | 0.48~7.2 |
| D97D57 | 60m6 | 225h13 | 350/450 | 0.12~2.2 | 209~4678 | 2930 | 0.29~6.8 |
| D107D77 | 70m6 | 250h13 | 350/450 | 0.12~2.2 | 214~7583 | 4510 | 0.18-6.6 |
| D137D77 | 90m6 | 315h13 | 450/550 | 0.12~4 | 35.1~12921 | 9090 | 0.11~6.3 |
| D147D77 | 110m6 | 355h13 | 450/550 | 0.12~4 | 415~21342 | 14940 | 0.06~3.4 |
| D147D87 | 110m6 | 355h13 | 450/550 | 1.5~11 | 159~533 | 14940 | 2.6~9.1 |
| D167D97 | 120m6 | 425h13 | 550/660 | 1.5~11 | 279~2333 | 20250 | 0.6~5.2 |
| D167D107 | 120m6 | 425h13 | 550/660 | 11 | 4.9~8.5 | 17640 | 4.9~8.5 |
| Remark: the weight without oil and motor, shaft and flange input add 10%. | |||||||
Advantages of a Helical Gearbox
Usually helical gearboxes are used for industrial purposes. They are usually found in power generation units, where the input of energy is converted into output. There are several different types of helical gearboxes, including spiral and herringbone. You should familiarize yourself with the different types before choosing one for your project.
Helix angle
Generally, the angle between a gear tooth and its shaft axis is called the helix angle. This angle is important in motion conversion and power transfer. It is not to be confused with the lead angle, which is used to reference a line perpendicular to the axis of the gear.
The helical gearbox is used in several industrial applications. The oil and sugar industries, blowers, and feeders are among those that utilize helical gears. They are smoother than spur gears, and they also have quieter operation.
Helical gearboxes can be made modularly. This allows for more economical construction and interchangeability of components. These gearboxes are also used in enclosed gear systems. In a helical gearbox, each section of the box must stagger in a different direction. This helps in maintaining the integrity of the component.
Helical gears can be used in applications that require a high degree of quality control. This is necessary to minimize the effects of wear and tear. The use of extreme pressure lubricants is recommended for helical gears that operate at right angles. However, these are not recommended for bronze gears.
Besides the helix angle, the contact ratio also affects the performance of the gear. The more surface contact between the teeth, the greater the sliding. The heat produced is also detrimental to performance. It is necessary to use a lubricant that will reduce friction between the tooth surfaces. Proper lubrication reduces wear and minimizes heat.
When determining the optimum helix angle for a gear, it is important to consider the diameter of the gear. Helical gears have a minimum helix angle of 15 to 30 degrees. A higher helix angle increases the axial force generated by the gear, and a lower helix angle increases the contact stress.
Spiral gears
Using spiral gears in a helical gearbox offers several advantages, including smoothness and quiet operation. In addition, helical gearboxes are highly effective and can tolerate more load. Spiral gears are also more cost effective. However, they are more difficult to produce.
Helical gears are similar to spur gears in that they have teeth at an angle. However, the helix angle of the teeth in a helical gear is not fixed. This angle affects the position of the tooth’s contact with the mating gear. It also affects the normal force of the teeth.
The helix angle of the gear’s teeth is also dependent on the direction of rotation of the gear. For example, a spiral gear with a helix angle of 15 degrees is usually perpendicular to the axis of the gear. Similarly, a helical gear with a helix angle of 30 degrees is usually oblique to the axis of the gear.
Helical gears also provide a method for connecting shafts that are not parallel. These gears are usually used in industries such as conveyors, food industries, plastic industries, and oil industries. The main advantage of helical gears is that they are smoother than spur gears. However, the downside is higher wear and friction.
Helical gears are also used to transmit motion between parallel shafts. Helical gears are also used in high-load applications. This makes them a good choice for heavy-duty applications.
Helical gears are also superior to spur gears in load carrying capacity. Helical gears are smoother and quieter than spur gears. However, they also have a higher friction factor. In addition, they require special hobbing cutters.
Helical gears can also be classified according to their reference section in the standard plane. The center gap of helical gears with a reference section in the turning plane is the same as that of spur gears.
Herringbone gears
Among the different types of gearboxes, the helical gearbox is one of the most common. It is widely used in industrial applications, such as geared motors, worm gearboxes, and planetary gear trains.
A helical gear is a directional gear with a vertical axis. Its unique feature is the helix angle, which is the angle of the helix on the indexing cylindrical surface. The helix angle is set to a value of eight to fifteen degrees in design. The real radial pitch, which is the pitch of the gear when it rotates clockwise, varies with the helix angle.
Helical gears are classified according to the reference section in the turning and standard planes. Helical gears with a reference section in the standard plane have the same number of teeth as spur gears. On the other hand, helical gears with a reference section in a turning plane have the same center gap as spur gears.
The main advantage of helical gears is the high power-to-weight ratio. Aside from that, they are compact and have good meshing performance.
Another advantage is their high torque carrying capacity. This can be achieved by increasing the helix angle. The larger the helix angle, the smoother the gear’s motion. Moreover, the larger the helix angle, the larger the coincidence degree. This is useful in applications with high shock and vibration.
The production process for herringbone gears is more difficult and expensive than the other types. It is difficult to cut and shape herringbone gears. A simple gear hobbing machine is not suitable for this type of gear. However, the milling process can be used to process some herringbone gears.
Some of the problems related to herringbone gears are a lack of axial load, high friction and the interference of axial component forces. The meshing of teeth in herringbone gears can help reduce these problems.
Noise, vibration & harshness (NVH) characteristics
NVH testing is an important aspect of new driveline product development. It is typically performed during passenger car development, and is used for quality assurance of exterior and interior noise. This is an important topic in hybrid vehicles and electric vehicles, and continues to grow as the automotive industry expands.
A typical NVH test involves a rolling road dynamometer and signals are recorded and stored on a hard disk. These are then processed to produce variation distributions. Among other things, a lumped parameter system dynamics model was developed to run large size DOE studies efficiently.
Among the many components in the NVH chain, the bevel gear plays a major role in the final drive. Its characteristics are complex and time-varying, but they are important enough to be studied.
A new bevel gear OTE calculation method will be discussed in this paper. It is important to note that the NVH performance of an electric drive helical gear transmission system can be improved by thermal deformation of the bearing. It is also possible to achieve robust NVH performance in aluminum axle design by optimizing gear design, bearing optimization, and driveline system dynamics.
The gear train also has some lesser-known NVH performance characteristics. It is known that a gear train is an excitation source, and this is the topic of another study. It is also important to note that a helical gear system will exhibit non-linear behaviors when it changes working speed.
Applications
Compared to spur gears, helical gears offer greater load carrying capacity and smoother operation. They are also quieter, as the gears have larger teeth. These are the main reasons for their widespread use.
The main difference between helical gears and spur gears is the way teeth are cut. Teeth in helical gears are cut at an angle, in order to allow more teeth to interact in the same direction. This reduces shock loads and vibration. Helical gears are also much more durable than spur gears.
Helical gears can be used in a variety of applications. They are often chosen over spur gears for applications that require non-parallel shafts. They are also popular in the printing industry, the plastics industry, and the cement industry. They can also be used in conveyors and coolers.
Helical gears are made of a material that provides excellent durability, corrosion resistance, and a strong working load. They are also less expensive to produce. They are attached to a shaft using a press fit or adhesive. The attachment method can be a hub or an integral shaft.
Helical gears are also produced in a radial module form. This is the most economical option. This allows helical gears to be manufactured in a compact format. It also ensures that the bearing positioning requirements are met.
Helical gears are also produced with special grinding stones. These are needed for every helix angle. The helix angle determines the real radial pitch. This also affects the normal force of the tooth.
When mating helical gears to parallel shafts, they are right-handed. These gears can be made with a normal module set or by using special hobbing tools.
editor by czh 2022-12-31