Product Description
High Torque Transmission Helical Spur Motor Planetary Gear Box
Nickel chromium molybdenum alloy steel gear is manufactured with carburizing heat treatment for high abrasion resistance and impact toughness and by honing process to increase gear precision and low noise operation.Internal gear bore uses needle roller to obtain higher abrasion resistance and strength.
Product Description
1.Square flange output,standard size;
2.The input connection specifications are competeand there are many choices;
3.Straight transmission,single cantilever structure,design simple,high cost performance;
4.Stable operation,low noise;
5.Keyway can be opened in the force shaft;
6.Size range:40-160mm;
7.Ratio range:3-100;
8.Precision range:8-16arcmin
Product Parameters
| Specifications | PRL40 | PRL60 | PRL80 | PRL90 | PRL120 | PRL160 | |||
| Technal Parameters | |||||||||
| Max. Torque | Nm | 1.5times rated torque | |||||||
| Emergency Stop Torque | Nm | 2.5times rated torque | |||||||
| Max. Radial Load | N | 185 | 240 | 400 | 450 | 1240 | 2250 | ||
| Max. Axial Load | N | 150 | 220 | 420 | 430 | 1000 | 1500 | ||
| Torsional Rigidity | Nm/arcmin | 0.7 | 1.8 | 4.7 | 4.85 | 11 | 35 | ||
| Max.Input Speed | rpm | 8000 | 8000 | 6000 | 6000 | 6000 | 4000 | ||
| Rated Input Speed | rpm | 4500 | 4000 | 3500 | 3500 | 3500 | 3000 | ||
| Noise | dB | ≤55 | ≤58 | ≤60 | ≤60 | ≤65 | ≤70 | ||
| Average Life Time | h | 20000 | |||||||
| Efficiency Of Full Load | % | L1≥96% L2≥94% | |||||||
| Return Backlash | P1 | L1 | arcmin | ≤8 | ≤8 | ≤8 | ≤8 | ≤8 | ≤8 |
| L2 | arcmin | ≤12 | ≤12 | ≤12 | ≤12 | ≤12 | ≤12 | ||
| P2 | L1 | arcmin | ≤16 | ≤16 | ≤16 | ≤16 | ≤16 | ≤16 | |
| L2 | arcmin | ≤20 | ≤20 | ≤20 | ≤20 | ≤20 | ≤20 | ||
| Moment Of Inertia Table | L1 | 3 | Kg*cm2 | 0.1 | 0.46 | 0.77 | 1.73 | 12.78 | 36.72 |
| 4 | Kg*cm2 | 0.1 | 0.46 | 0.77 | 1.73 | 12.78 | 36.72 | ||
| 5 | Kg*cm2 | 0.1 | 0.46 | 0.77 | 1.73 | 12.78 | 36.72 | ||
| 7 | Kg*cm2 | 0.06 | 0.41 | 0.65 | 1.42 | 11.38 | 34.02 | ||
| 10 | Kg*cm2 | 0.06 | 0.41 | 0.65 | 1.42 | 11.38 | 34.02 | ||
| L2 | 12 | Kg*cm2 | 0.08 | 0.44 | 0.72 | 1.49 | 12.18 | 34.24 | |
| 15 | Kg*cm2 | 0.08 | 0.44 | 0.72 | 1.49 | 12.18 | 34.24 | ||
| 16 | Kg*cm2 | 0.08 | 0.44 | 0.72 | 1.49 | 12.18 | 34.24 | ||
| 20 | Kg*cm2 | 0.08 | 0.44 | 0.72 | 1.49 | 12.18 | 34.24 | ||
| 25 | Kg*cm2 | 0.08 | 0.44 | 0.72 | 1.49 | 12.18 | 34.24 | ||
| 28 | Kg*cm2 | 0.08 | 0.44 | 0.72 | 1.49 | 12.18 | 34.24 | ||
| 30 | Kg*cm2 | 0.08 | 0.44 | 0.72 | 1.49 | 12.18 | 34.24 | ||
| 35 | Kg*cm2 | 0.08 | 0.44 | 0.72 | 1.49 | 12.18 | 34.24 | ||
| 40 | Kg*cm2 | 0.08 | 0.44 | 0.72 | 1.49 | 12.18 | 34.24 | ||
| 50 | Kg*cm2 | 0.05 | 0.34 | 0.58 | 1.25 | 11.48 | 34.02 | ||
| 70 | Kg*cm2 | 0.05 | 0.34 | 0.58 | 1.25 | 11.48 | 34.02 | ||
| 100 | Kg*cm2 | 0.05 | 0.34 | 0.58 | 1.25 | 11.48 | 34.02 | ||
| Technical Parameter | Level | Ratio | PRL40 | PRL60 | PRL80 | PRL90 | PRL120 | PRL160 | |
| Rated Torque | L1 | 3 | Nm | / | 27 | 50 | 96 | 161 | 384 |
| 4 | Nm | 16 | 40 | 90 | 122 | 210 | 423 | ||
| 5 | Nm | 15 | 40 | 90 | 122 | 210 | 423 | ||
| 7 | Nm | 12 | 34 | 48 | 95 | 170 | 358 | ||
| 10 | Nm | 10 | 16 | 22 | 56 | 86 | 210 | ||
| L2 | 12 | Nm | / | 27 | 50 | 95 | 161 | 364 | |
| 15 | Nm | / | 27 | 50 | 96 | 161 | 364 | ||
| 16 | Nm | 16 | 40 | 90 | 122 | 210 | 423 | ||
| 20 | Nm | 16 | 40 | 90 | 122 | 210 | 423 | ||
| 25 | Nm | 15 | 40 | 90 | 122 | 210 | 423 | ||
| 28 | Nm | 16 | 40 | 90 | 122 | 210 | 423 | ||
| 30 | Nm | / | 27 | 50 | 96 | 161 | 364 | ||
| 35 | Nm | 12 | 40 | 90 | 122 | 210 | 423 | ||
| 40 | Nm | 16 | 40 | 90 | 122 | 210 | 423 | ||
| 50 | Nm | 15 | 40 | 90 | 122 | 210 | 423 | ||
| 70 | Nm | 12 | 34 | 48 | 95 | 170 | 358 | ||
| 100 | Nm | 10 | 16 | 22 | 96 | 80 | 210 | ||
| Degree Of Protection | IP65 | ||||||||
| Operation Temprature | ºC | – 10ºC to -90ºC | |||||||
| Weight | L1 | kg | 0.43 | 0.95 | 2.27 | 3.06 | 6.93 | 15.5 | |
| L2 | kg | 0.65 | 1.2 | 2.8 | 3.86 | 8.98 | 17 | ||
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 a 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
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| Application: | Motor, Motorcycle, Machinery, Marine, Agricultural Machinery, Automation Industry |
|---|---|
| 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$ 95/Piece
1 Piece(Min.Order) | |
|---|
| Customization: |
Available
| Customized Request |
|---|
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.
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.
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.
editor by CX 2024-01-09