Product Description
NEMA 57 86 Stepper Motor 120MM Precision Planetary Gear box
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: 10-15 days as usual, 30 days in busy seasom, 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, 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: | Double-Step |
Samples: |
US$ 369/Piece
1 Piece(Min.Order) | |
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Customization: |
Available
| Customized Request |
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Using Agricultural Gearboxes in Specialized Tasks: Tilling and Planting
Agricultural gearboxes are versatile components that play a crucial role in various farming operations, including specialized tasks such as tilling and planting. Here’s how agricultural gearboxes are utilized in these tasks:
- Tilling: Tilling is an essential step in preparing the soil for planting. Agricultural gearboxes are used in tractor-mounted tillers to drive the rotating tines that break up and turn over the soil. The gearbox’s high torque capabilities and power transmission efficiency allow the tiller to work effectively even in tough soil conditions. Adjustable gear ratios in the gearbox enable operators to control the tiller’s speed and penetration depth, optimizing soil preparation.
- Planting: Precision planting requires accurate seed placement and spacing to maximize crop yield. Agricultural gearboxes are integrated into planting equipment to drive mechanisms that distribute seeds evenly at the desired depth. The gearbox’s ability to transmit power with precision ensures consistent seed placement, contributing to uniform germination and plant growth. Some gearboxes in planting equipment also offer variable speed options, allowing farmers to adjust planting rates based on seed types and field conditions.
By enabling efficient power transmission and offering customizable speed and torque settings, agricultural gearboxes enhance the effectiveness of specialized tasks like tilling and planting. Farmers can rely on these gearboxes to achieve optimal soil preparation and planting accuracy, ultimately contributing to higher crop yields.
Common Signs of Gearbox Wear and Their Solutions
Gearboxes, like any mechanical components, can experience wear over time due to factors such as friction, load, and operating conditions. Recognizing the common signs of gearbox wear is essential for timely maintenance and avoiding potential breakdowns. Here are some signs to watch out for and the solutions to address them:
- Unusual Noises: Grinding, clicking, or whining noises during operation can indicate worn gears or bearings. Inspect the gearbox for damaged teeth or inadequate lubrication. Replace damaged components and ensure proper lubrication.
- Increased Vibration: Excessive vibration suggests misalignment or imbalance within the gearbox. Check for proper alignment and balance the components if necessary. Also, inspect for worn or damaged shafts or bearings.
- Leakage: Oil or lubricant leaks may indicate worn seals or gaskets. Replace seals and gaskets to prevent leakage and ensure adequate lubrication.
- Slipping Gears: Gears slipping out of engagement or difficulty shifting can point to worn or damaged gear teeth. Inspect gears for signs of wear or chipping, and replace as needed.
- Temperature Increase: Abnormal heat generation can result from increased friction due to worn parts. Check lubrication levels and quality, and replace worn bearings or gears causing excess friction.
- Decreased Performance: Reduced power transmission or output efficiency can indicate wear in the gearbox. Inspect gears, bearings, and other components for signs of wear and replace as necessary.
- Excessive Play: Excessive play or backlash in gears can indicate worn gear teeth or bearings. Inspect components for wear, adjust backlash, and replace worn parts.
Addressing gearbox wear requires routine maintenance, including proper lubrication, alignment checks, and regular inspections. Timely replacement of worn or damaged components can extend the gearbox’s lifespan and maintain optimal performance in various applications.
Key Features of a Durable and Reliable Agricultural Gearbox
A durable and reliable agricultural gearbox is crucial for the efficient operation of farming equipment and machinery. The following key features contribute to the durability and reliability of agricultural gearboxes:
- High-Quality Materials: Agricultural gearboxes are often exposed to harsh conditions, including dust, debris, and varying weather. Using high-quality materials, such as strong alloy steels, can enhance the gearbox’s resistance to wear, corrosion, and other forms of deterioration.
- Rugged Construction: The gearbox should have a robust and rugged construction to withstand the stresses and strains associated with agricultural tasks. Reinforced housings, precision machining, and robust seals can help prevent damage and ensure longevity.
- Effective Lubrication System: Proper lubrication is vital to reduce friction, dissipate heat, and prevent premature wear. Agricultural gearboxes should be equipped with efficient lubrication systems that ensure all components are adequately lubricated, even during extended operation.
- Sealing and Protection: Dust, dirt, and moisture are common challenges in agricultural environments. Effective sealing mechanisms, such as gaskets and seals, prevent contaminants from entering the gearbox and protect internal components from damage.
- Heat Dissipation: The gearbox should be designed to dissipate heat effectively, especially during prolonged operation. Overheating can lead to lubrication breakdown and premature wear. Cooling fins and adequate ventilation can help maintain optimal operating temperatures.
- Gear Quality and Precision: High-quality gears with accurate tooth profiles and precision manufacturing ensure smooth and efficient power transmission. Properly machined gears reduce noise, vibration, and the risk of gear failures.
- Advanced Gear Design: Some agricultural gearboxes may feature advanced gear designs, such as helical or planetary gears. These designs offer improved efficiency, reduced noise, and increased load-bearing capacity compared to traditional spur gears.
- Overload Protection: Incorporating overload protection mechanisms, such as shear pins or clutch systems, can prevent damage to the gearbox and other connected components in case of sudden high loads or jams.
- Easy Maintenance Access: The gearbox should be designed with maintenance in mind. Accessible inspection points, drain plugs, and fill ports make it easier for operators to perform routine maintenance tasks.
Manufacturers often engineer agricultural gearboxes to meet these requirements, ensuring that they can withstand the demanding conditions of farming operations and contribute to the reliable performance of agricultural machinery.
editor by CX 2024-03-02