Product Description
Factory Wholesale Price High Precision Round Flange Planetary Gearboxes
There are many kinds and models of reducers. According to the control accuracy, reducers can be divided into general transmission reducers and precision reducers: general transmission reducers have low control accuracy and can meet the basic power transmission requirements of general mechanical equipment; Precision reducer has high precision, long service life, small return clearance and high reliability. It is suitable for high-end fields such as industrial robots, CNC machine tools, aerospace and so on.
Product Parameters
Specifications | PG64 | PG90 | PG110 | |||
Technal Parameters | ||||||
Max. Torque | Nm | 3times rated torque | ||||
Emergency Stop Torque | Nm | 3times rated torque | ||||
Max. Radial Load | N | 2050 | 4100 | 8200 | ||
Max. Axial Load | N | 513 | 1571 | 2050 | ||
Torsional Rigidity | Nm/arcmin | 13 | 31 | 82 | ||
Max.Input Speed | rpm | 6000 | 6000 | 4500-6000 | ||
Rated Input Speed | rpm | 4000 | 3000 | 3000 | ||
Noise | dB | ≤58 | ≤60 | ≤65 | ||
Average Life Time | h | 20000 | ||||
Efficiency Of Full Load | % | L1≥95% L2≥90% | ||||
Return Backlash | P1 | L1 | arcmin | ≤3 | ≤3 | ≤3 |
L2 | arcmin | ≤5 | ≤5 | ≤5 | ||
P2 | L1 | arcmin | ≤5 | ≤5 | ≤5 | |
L2 | arcmin | ≤8 | ≤8 | ≤8 | ||
Moment Of Inertia Table | L1 | 4 | Kg*cm2 | 0.13 | 0.51 | 2.87 |
5 | Kg*cm2 | 0.13 | 0.47 | 2.71 | ||
7 | Kg*cm2 | 0.13 | 0.45 | 2.62 | ||
10 | Kg*cm2 | 0.03 | 0.44 | 2.57 | ||
L2 | 16 | Kg*cm2 | 0.03 | 0.23 | 0.47 | |
20 | Kg*cm2 | 0.03 | 0.23 | 0.47 | ||
25 | Kg*cm2 | 0.03 | 0.23 | 0.47 | ||
28 | Kg*cm2 | 0.03 | 0.23 | 0.47 | ||
35 | Kg*cm2 | 0.03 | 0.23 | 0.47 | ||
40 | Kg*cm2 | 0.03 | 0.23 | 0.47 | ||
50 | Kg*cm2 | 0.03 | 0.2 | 0.44 | ||
70 | Kg*cm2 | 0.03 | 0.2 | 0.44 | ||
100 | Kg*cm2 | 0.03 | 0.2 | 0.44 | ||
Technical Parameter | Level | Ratio | PXR42 | PXR60 | PXR90 | |
Rated Torque | L1 | 4 | Nm | 40 | 120 | 220 |
5 | Nm | 40 | 125 | 260 | ||
7 | Nm | 40 | 125 | 260 | ||
10 | Nm | 35 | 80 | 160 | ||
L2 | 16 | Nm | 50 | 120 | 300 | |
20 | Nm | 50 | 120 | 300 | ||
25 | Nm | 50 | 125 | 350 | ||
28 | Nm | 50 | 120 | 300 | ||
35 | Nm | 50 | 125 | 350 | ||
40 | Nm | 50 | 125 | 350 | ||
50 | Nm | 50 | 125 | 350 | ||
70 | Nm | 50 | 125 | 350 | ||
100 | Nm | 35 | 80 | 220 | ||
Degree Of Protection | IP65 | |||||
Operation Temprature | ºC | – 10ºC to -90ºC | ||||
Weight | L1 | kg | 1.3 | 3.4 | 7.1 | |
L2 | kg | 1.9 | 4.7 | 9.5 |
Company Profile
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, Electric Cars, Machinery, Agricultural Machinery, Automation Equipment |
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Hardness: | Hardened Tooth Surface |
Installation: | Horizontal Type |
Layout: | Coaxial |
Gear Shape: | Bevel Gear |
Step: | Double-Step |
Samples: |
US$ 492/Piece
1 Piece(Min.Order) | |
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Customization: |
Available
| Customized Request |
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Can a Worm Gearbox be Used for High-Speed Applications?
Worm gearboxes are generally not recommended for high-speed applications due to their inherent design characteristics. Here’s why:
- Efficiency: Worm gearboxes tend to have lower efficiency compared to other gearbox types, which means they can generate more heat and experience more energy loss at high speeds.
- Heat Generation: The sliding contact between the worm and worm wheel in a worm gearbox can lead to significant friction and heat generation, especially at high speeds. This heat can cause thermal expansion, affecting the gearbox’s performance and longevity.
- Wear and Noise: High speeds can exacerbate wear and noise issues in worm gearboxes. Increased friction and wear can lead to faster degradation of components, resulting in reduced lifespan and increased maintenance needs.
- Backlash: Worm gearboxes may have higher backlash compared to other gearbox types, which can impact precision and accuracy in high-speed applications.
While worm gearboxes are more commonly used in applications requiring high torque and moderate speeds, they may not be the best choice for high-speed scenarios. If high-speed operation is a requirement, other gearbox types such as helical, spur, or planetary gearboxes are often better suited due to their higher efficiency, lower heat generation, and reduced wear at elevated speeds.
Materials Used for Worm Gears
Worm gears are manufactured using a variety of materials to meet different application requirements. Some commonly used materials for worm gears include:
- Steel: Steel is a popular choice for worm gears due to its strength, durability, and wear resistance. It can handle heavy loads and is often used in industrial applications.
- Bronze: Bronze offers good lubricity and is commonly used for the worm gear (worm) component. It provides effective wear resistance and works well in applications where quiet operation is essential.
- Cast Iron: Cast iron is known for its high strength and durability. It’s often used for worm gears in applications where shock loads or heavy-duty conditions are expected.
- Aluminum: Aluminum worm gears are lightweight and corrosion-resistant, making them suitable for applications where weight reduction is important.
- Plastic: Some worm gears are made from plastic materials such as nylon or acetal. These materials are often chosen for their self-lubricating properties and quiet operation.
- Composite Materials: Composite materials can offer a combination of properties, such as lightweight construction and corrosion resistance. They can be suitable for specific applications.
The choice of material depends on factors such as the application’s load, speed, operating environment, and required performance characteristics. It’s important to consider these factors when selecting the appropriate material for worm gears to ensure optimal performance and longevity.
Lubrication Requirements for a Worm Gearbox
Lubrication is crucial for maintaining the performance and longevity of a worm gearbox. Here are the key considerations for lubricating a worm gearbox:
- Type of Lubricant: Use a high-quality, high-viscosity lubricant specifically designed for worm gearboxes. Worm gearboxes require lubricants with additives that provide proper lubrication and prevent wear.
- Lubrication Interval: Follow the manufacturer’s recommendations for lubrication intervals. Regularly check the gearbox’s temperature and oil condition to determine the optimal frequency of lubrication.
- Oil Level: Maintain the proper oil level to ensure effective lubrication. Too little oil can lead to insufficient lubrication, while too much oil can cause overheating and foaming.
- Lubrication Points: Identify all the lubrication points on the gearbox, including the worm and wheel gear surfaces. Apply the lubricant evenly to ensure complete coverage.
- Temperature: Consider the operating temperature of the gearbox. Some lubricants have temperature limits, and extreme temperatures can affect lubricant viscosity and performance.
- Cleanliness: Keep the gearbox and the surrounding area clean to prevent contaminants from entering the lubricant. Use proper filtration and seals to maintain a clean environment.
- Monitoring: Regularly monitor the gearbox’s temperature, noise level, and vibration to detect any signs of inadequate lubrication or other issues.
Proper lubrication will reduce friction, wear, and heat generation, ensuring smooth and efficient operation of the worm gearbox. Always refer to the manufacturer’s guidelines for lubrication specifications and intervals.
editor by CX 2024-03-10