Product Description
Hot Sales Ratio 3-100 Helical Transmission Planetary Gear boxes
Nickel chromium molybdenum allpy steel gear is manufacturered with carburizing heat treatment for high abrasion resistance and impact toughness and by honing process to increase gear prcision and low noise operation.
Product Description
Products fearures:
1.One-piece construction, High Prescision and large output torque
2.Double bracing cage planetary shelf structure , high relible. Can suit reversible rotabtion frequently
3.Helical gear transmission, more reliable. Higher torque
4.Low return backlash,high precision
5.Special Rotation frame structure, can carry bigger Radial&Axial load
Product Parameters
Specifications | PX42 | PX60 | PX90 | PX120 | PX140 | PX180 | |||
Technal Parameters | |||||||||
Max. Torque | Nm | 1.5times rated torque | |||||||
Emergency Stop Torque | Nm | 2.5times rated torque | |||||||
Max. Radial Load | N | 780 | 1530 | 3250 | 6700 | 9400 | 14500 | ||
Max. Axial Load | N | 390 | 630 | 1300 | 3000 | 4700 | 7250 | ||
Torsional Rigidity | Nm/arcmin | 2.5 | 6 | 12 | 23 | 47 | 130 | ||
Max.Input Speed | rpm | 8000 | 8000 | 8000 | 8000 | 6000 | 6000 | ||
Rated Input Speed | rpm | 4000 | 4000 | 3000 | 3000 | 3000 | 3000 | ||
Noise | dB | ≤56 | ≤58 | ≤60 | ≤65 | ≤68 | ≤68 | ||
Average Life Time | h | 20000 | |||||||
Efficiency Of Full Load | % | L1≥95% L2≥90% | |||||||
Return Backlash | P1 | L1 | arcmin | / | ≤3 | ≤3 | ≤3 | ≤3 | ≤3 |
L2 | arcmin | / | ≤5 | ≤5 | ≤5 | ≤5 | ≤5 | ||
P2 | L1 | arcmin | ≤5 | ≤5 | ≤5 | ≤5 | ≤5 | ≤5 | |
L2 | arcmin | ≤7 | ≤7 | ≤7 | ≤7 | ≤7 | ≤7 | ||
Moment Of Inertia Table | L1 | 3 | Kg*cm2 | / | 0.16 | 0.61 | 3.25 | 9.21 | 28.98 |
4 | Kg*cm2 | 0.03 | 0.14 | 0.48 | 2.74 | 7.54 | 23.67 | ||
5 | Kg*cm2 | 0.03 | 0.13 | 0.47 | 2.71 | 7.42 | 23.29 | ||
7 | Kg*cm2 | 0.03 | 0.13 | 0.45 | 2.62 | 7.14 | 22.48 | ||
8 | Kg*cm2 | 0.03 | 0.13 | 0.45 | 2.6 | / | / | ||
10 | Kg*cm2 | 0.03 | 0.13 | 0.4 | 2.57 | 7.03 | 22.51 | ||
L2 | 12 | Kg*cm2 | / | 0.13 | 0.45 | 0.45 | 2.63 | 7.3 | |
15 | Kg*cm2 | / | 0.13 | 0.45 | 0.45 | 2.63 | 7.3 | ||
20 | Kg*cm2 | 0.03 | 0.13 | 0.45 | 0.45 | 2.63 | 7.3 | ||
25 | Kg*cm2 | 0.03 | 0.13 | 0.45 | 0.4 | 2.63 | 7.3 | ||
28 | Kg*cm2 | 0.03 | 0.13 | 0.45 | 0.45 | 2.43 | 7.1 | ||
30 | Kg*cm2 | / | 0.13 | 0.45 | 0.45 | 2.43 | 6.92 | ||
35 | Kg*cm2 | 0.03 | 0.13 | 0.4 | 0.4 | 2.43 | 7.1 | ||
40 | Kg*cm2 | 0.03 | 0.13 | 0.45 | 0.45 | 2.43 | 6.92 | ||
50 | Kg*cm2 | 0.03 | 0.13 | 0.4 | 0.4 | 2.39 | 6.92 | ||
70 | Kg*cm2 | 0.03 | 0.13 | 0.4 | 0.4 | 2.39 | 6.72 | ||
100 | Kg*cm2 | 0.03 | 0.13 | 0.4 | 0.4 | 2.39 | 6.72 | ||
Technical Parameter | Level | Ratio | PX42 | PX60 | PX90 | PX120 | PX140 | PX180 | |
Rated Torque | L1 | 3 | Nm | / | 40 | 105 | 165 | 360 | 880 |
4 | Nm | 17 | 45 | 130 | 230 | 480 | 880 | ||
5 | Nm | 15 | 45 | 130 | 230 | 480 | 1100 | ||
7 | Nm | 12 | 45 | 100 | 220 | 480 | 1100 | ||
8 | Nm | / | 40 | 90 | 200 | / | / | ||
10 | Nm | 10 | 30 | 75 | 175 | 360 | 770 | ||
L2 | 12 | Nm | / | 40 | 105 | 165 | 440 | 880 | |
15 | Nm | / | 40 | 105 | 165 | 360 | 880 | ||
20 | Nm | 17 | 45 | 130 | 230 | 480 | 880 | ||
25 | Nm | 15 | 45 | 130 | 230 | 480 | 880 | ||
28 | Nm | 17 | 45 | 130 | 230 | 480 | 1100 | ||
30 | Nm | / | 40 | 105 | 165 | 480 | 1100 | ||
35 | Nm | 10 | 30 | 130 | 230 | 480 | 1100 | ||
40 | Nm | 17 | 45 | 130 | 230 | 480 | 1100 | ||
50 | Nm | 15 | 45 | 130 | 230 | 480 | 1100 | ||
70 | Nm | 12 | 45 | 100 | 220 | 480 | 1100 | ||
100 | Nm | 10 | 30 | 75 | 175 | 360 | 770 | ||
Degree Of Protection | IP65 | ||||||||
Operation Temprature | ºC | – 10ºC to -90ºC | |||||||
Weight | L1 | kg | 0.5 | 1.25 | 3.75 | 8.5 | 16 | 28.5 | |
L2 | kg | 0.8 | 1.75 | 5.1 | 12 | 21.5 | 40 |
Company Profile
Packaging & Shipping
1. Lead time: 7-10 working days as usual, 20 working days in busy season, it will be based on the detailed order quantity;
2. Delivery: DHL/ UPS/ FEDEX/ EMS/ TNT
FAQ
1. who are we?
Hefa Group is based in ZheJiang , China, start from 1998,has a 3 subsidiaries in total.The Main Products is planetary gearbox,timing belt pulley, helical gear,spur gear,gear rack,gear ring,chain wheel,hollow rotating platform,module,etc
2. how can we guarantee quality?
Always a pre-production sample before mass production;
Always final Inspection before shipment;
3. how to choose the suitable planetary gearbox?
First of all,we need you to be able to provide relevant parameters.If you have a motor drawing,it will let us recommend a suitable gearbox for you faster.If not,we hope you can provide the following motor parameters:output speed,output torque,voltage,current,ip,noise,operating conditions,motor size and power,etc
4. why should you buy from us not from other suppliers?
We are 22 years experiences manufacturer on making the gears, specializing in manufacturing all kinds of spur/bevel/helical gear, grinding gear, gear shaft, timing pulley, rack, planetary gear reducer, timing belt and such transmission gear parts
5. what services can we provide?
Accepted Delivery Terms: Fedex,DHL,UPS;
Accepted Payment Currency:USD,EUR,HKD,GBP,CNY;
Accepted Payment Type: T/T,L/C,PayPal,Western Union;
Language Spoken:English,Chinese,Japanese
Application: | Motor, Motorcycle, Machinery, Marine, Agricultural Machinery, Manipulator Machinery |
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Function: | Change Drive Torque, Change Drive Direction, Speed Changing, Speed Reduction |
Layout: | Coaxial |
Hardness: | Hardened Tooth Surface |
Installation: | Vertical Type |
Step: | Single-Step |
Samples: |
US$ 689/Piece
1 Piece(Min.Order) | |
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Customization: |
Available
| Customized Request |
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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.
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.
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.
editor by CX 2023-11-29