Product Description
750W Servo Motor Helical Gear Transmission 90 Degree Planetary Gearbox
Planetary gearbox is a kind of reducer with wide versatility. The inner gear adopts low carbon alloy steel carburizing quenching and grinding or nitriding process. Planetary gearbox has the characteristics of small structure size, large output torque, high speed ratio, high efficiency, safe and reliable performance, etc. The inner gear of the planetary gearbox can be divided into spur gear and helical gear. Customers can choose the right precision reducer according to the needs of the application.
Product Description
Characteristics:
1.Low Noise:The use of helical gear design,to achieve a smooth,quite operation of the reducer.
2.High Precision:Backlash is 3 arcmin or less,accurate positioning.
3.High Rigidity,High Torque:The output shaft used large size,large span double support bearing design,which improves the rigidity and torque of the reducer.
4.High Efficiency:1-stage up to 95% or more,2-stage up to 92% or more.
5.Maintenance-Free:Low grease wear,can be lifetime lubrication.
6.Sealing Effect is Good:Lubricating grease with high viscosity,not easy to separate the characteristics,ip65 protection class to ensure that no grease leakage.
7.Installation Unrestrained:Can be installed arbitrarily.
8.Wide Applicability:Applicable to any type of servo motor.
9.An organic [integral] whole output axis.
10.Speed ratio range:3-100.
11.Precision range:3-5arcmin(P1 level);5-8arcmin(P2 level).
12.Size range:60-140mm.
Product Parameters
Specifications | PXR42 | PXR60 | PXR90 | PXR120 | |||
Technal Parameters | |||||||
Max. Torque | Nm | 1.5times rated torque | |||||
Emergency Stop Torque | Nm | 2.5times rated torque | |||||
Max. Radial Load | N | 780 | 1530 | 3300 | 6700 | ||
Max. Axial Load | N | 390 | 600 | 1500 | 3000 | ||
Torsional Rigidity | Nm/arcmin | 2.5 | 6 | 12 | 23 | ||
Max.Input Speed | rpm | 8000 | 8000 | 6000 | 6000 | ||
Rated Input Speed | rpm | 4000 | 4000 | 3000 | 3000 | ||
Noise | dB | ≤56 | ≤64 | ≤66 | ≤66 | ||
Average Life Time | h | 20000 | |||||
Efficiency Of Full Load | % | L1≥95% L2≥90% | |||||
Return Backlash | P1 | L1 | arcmin | ≤3 | ≤5 | ≤5 | ≤5 |
L2 | arcmin | ≤5 | ≤7 | ≤7 | ≤7 | ||
P2 | L1 | arcmin | ≤5 | ≤8 | ≤8 | ≤8 | |
L2 | arcmin | ≤7 | ≤10 | ≤10 | ≤10 | ||
Moment Of Inertia Table | L1 | 3 | Kg*cm2 | / | 0.4 | 2.28 | 6.87 |
4 | Kg*cm2 | 0.12 | 0.4 | 2.28 | 6.87 | ||
5 | Kg*cm2 | 0.09 | 0.4 | 2.28 | 6.87 | ||
7 | Kg*cm2 | 0.09 | 0.4 | 2.28 | 6.87 | ||
8 | Kg*cm2 | / | 0.4 | 1.45 | 4.76 | ||
10 | Kg*cm2 | 0.09 | 0.3 | 1.45 | 4.76 | ||
14 | Kg*cm2 | / | 0.4 | 2.28 | 6.87 | ||
20 | Kg*cm2 | / | 0.4 | 2.28 | 6.87 | ||
L2 | 25 | Kg*cm2 | 0.09 | 0.4 | 2.28 | 6.87 | |
30 | Kg*cm2 | / | 0.4 | 2.28 | 6.87 | ||
35 | Kg*cm2 | 0.09 | 0.4 | 2.28 | 6.87 | ||
40 | Kg*cm2 | 0.09 | 0.4 | 2.28 | 6.87 | ||
50 | Kg*cm2 | 0.09 | 0.3 | 1.45 | 4.76 | ||
70 | Kg*cm2 | 0.09 | 0.3 | 1.45 | 4.76 | ||
100 | Kg*cm2 | 0.07 | 0.3 | 1.45 | 4.76 | ||
Technical Parameter | Level | Ratio | PXR42 | PXR60 | PXR90 | PXR120 | |
Rated Torque | L1 | 3 | Nm | / | 40 | 105 | 165 |
4 | Nm | 17 | 45 | 130 | 230 | ||
5 | Nm | 15 | 45 | 130 | 230 | ||
7 | Nm | 12 | 45 | 100 | 220 | ||
8 | Nm | / | 45 | 90 | 200 | ||
10 | Nm | 10 | 45 | 130 | 230 | ||
14 | Nm | / | 45 | 100 | 220 | ||
20 | Nm | / | 30 | 75 | 175 | ||
L2 | 25 | Nm | 15 | 45 | 130 | 230 | |
30 | Nm | / | 40 | 105 | 165 | ||
35 | Nm | 15 | 45 | 130 | 230 | ||
40 | Nm | 17 | 45 | 130 | 230 | ||
50 | Nm | 15 | 45 | 130 | 230 | ||
70 | Nm | 12 | 45 | 130 | 230 | ||
100 | Nm | 15 | 46 | 130 | 230 | ||
Degree Of Protection | IP65 | ||||||
Operation Temperature | ºC | – 10ºC to -90ºC | |||||
Weight | L1 | kg | 0.7 | 2.05 | 6.45 | 13.7 | |
L2 | kg | 0.9 | 3.15 | 8.8 | 17.2 |
Company Profile
Packaging & Shipping
FAQ
Main markets | North America, South America,Eastern Europe,Weat Europe,North Europe.South Europe,Asia |
How to order | *You send us drawing or sample |
*We carry through project assessment | |
*We give you our design for your confirmation | |
*We make the sample and send it to you after you confirmed our design | |
*You confirm the sample then place an order and pay us 30% deposit | |
*We start producing | |
*When the goods is done,you pay us the balance after you confirmed pictures or tracking numbers | |
*Trade is done,thank you! |
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Application: | Industrial |
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Speed: | Low Speed |
Function: | Driving |
Casing Protection: | Closed Type |
Starting Mode: | Direct on-line Starting |
Certification: | ISO9001 |
Samples: |
US$ 310/Piece
1 Piece(Min.Order) | |
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Customization: |
Available
| Customized Request |
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Comparison of Helical Gearboxes and Bevel Gearboxes
Helical gearboxes and bevel gearboxes are both widely used for power transmission in various industrial applications. Here’s a comparison of their performance:
- Gear Meshing: Helical gearboxes use helical gears with inclined teeth that gradually engage, resulting in smoother and quieter operation compared to the more abrupt engagement of straight-cut bevel gears.
- Efficiency: Helical gearboxes generally offer higher efficiency due to their helical gear design, which distributes loads evenly across the teeth. Bevel gearboxes can have slightly lower efficiency due to the sliding action of gear teeth during engagement.
- Load Capacity: Helical gearboxes can handle higher loads and torque due to the larger contact area of the gear teeth. Bevel gearboxes are suitable for moderate loads and applications where the direction of power transmission needs to be changed.
- Space Efficiency: Bevel gearboxes are often more compact and suitable for applications where space is limited and a change in direction is required. Helical gearboxes may require more space due to the parallel shaft arrangement.
- Noise and Vibration: Helical gearboxes generate less noise and vibration compared to straight-cut bevel gearboxes. Bevel gearboxes can be noisier, especially at higher speeds.
- Application: Helical gearboxes are commonly used in applications requiring smooth and efficient power transmission, such as conveyors, pumps, and mixers. Bevel gearboxes are preferred for applications where changes in direction are necessary, such as in automotive differentials and printing presses.
Ultimately, the choice between helical and bevel gearboxes depends on the specific requirements of the application, including load capacity, space constraints, efficiency goals, and the need for directional changes in power transmission.
Helical Gearboxes and Energy Efficiency
Helical gearboxes play a significant role in enhancing energy efficiency in various industrial processes. Their design and operating characteristics contribute to improved efficiency and reduced energy consumption. Here’s how helical gearboxes achieve energy efficiency:
- Helical Gear Meshing: Helical gears have inclined teeth that engage gradually, resulting in smoother and quieter meshing compared to other gear types. This smoother engagement reduces impact and friction losses, leading to higher efficiency and lower energy consumption.
- Load Distribution: Helical gears distribute the load across multiple teeth due to their helix angle. This even load distribution minimizes stress concentrations and prevents premature wear, ensuring efficient power transmission and reducing the need for frequent maintenance.
- Efficient Power Transmission: The inclined tooth profile of helical gears allows for more teeth to be in contact at any given time. This increased contact area improves power transmission efficiency by reducing sliding friction and minimizing energy losses.
- Reduced Vibration: The helical tooth engagement minimizes vibration and noise levels, which can be particularly advantageous in applications that require precise and stable operation. Reduced vibration translates to lower energy losses and increased overall efficiency.
- Optimized Gear Design: Engineers can fine-tune helical gear designs by adjusting parameters such as helix angle, number of teeth, and gear materials. This optimization process helps tailor the gearbox for specific applications, ensuring optimal efficiency and minimal energy wastage.
- Lubrication and Cooling: Proper lubrication and cooling strategies are crucial for maintaining efficiency. Helical gears benefit from efficient lubrication due to their continuous tooth engagement, which helps reduce friction and wear, further enhancing energy efficiency.
- Advanced Manufacturing: Modern manufacturing techniques enable precise production of helical gears, ensuring tight tolerances and accurate tooth profiles. This manufacturing precision contributes to minimal energy losses during gear operation.
Overall, helical gearboxes excel in energy efficiency by combining smoother tooth engagement, even load distribution, reduced vibration, and optimized designs. Their ability to transmit power efficiently and reliably makes them a preferred choice for industrial processes where energy conservation is a priority.
Helical Gearbox: Overview and Working Mechanism
A helical gearbox is a type of mechanical device used to transmit power and motion between rotating shafts. It employs helical gears, which are cylindrical gears with teeth that are cut at an angle to the gear axis. This design feature gives helical gearboxes their distinctive helical shape and provides several advantages in terms of efficiency, smoothness, and load-bearing capabilities.
The working mechanism of a helical gearbox involves the interaction of helical gears, which mesh together to transmit torque and motion. Here’s how it works:
- Gear Tooth Engagement: When power is applied to the input shaft of the gearbox, the helical gear on the input shaft meshes with the helical gear on the output shaft.
- Helical Angle: The helical angle of the gear teeth causes a gradual engagement between the teeth, resulting in a smooth and quiet meshing process compared to straight-cut gears.
- Torque Transfer: As the input gear rotates, it transfers rotational force (torque) to the output gear through the meshing of their helical teeth.
- Direction of Rotation: Depending on the arrangement of the helical gears, the output shaft’s direction of rotation can be the same as or opposite to that of the input shaft.
- Load Distribution: The helical design allows for multiple teeth to be engaged at any given moment, distributing the load more evenly across the gears. This results in higher load-carrying capacity and reduced wear on gear teeth.
- Efficiency: Helical gearboxes are known for their high efficiency due to the gradual tooth engagement and larger contact area, resulting in minimal energy loss as compared to other gear types.
Helical gearboxes find applications in various industries where smooth operation, high efficiency, and compact design are important. They are commonly used in machinery, conveyors, automotive transmissions, industrial equipment, and more.
editor by CX 2024-03-04