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

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


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!


Application: Industrial
Speed: Low Speed
Function: Driving
Casing Protection: Closed Type
Starting Mode: Direct on-line Starting
Certification: ISO9001
US$ 310/Piece
1 Piece(Min.Order)

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90 degree gearbox

Ensuring Proper Alignment when Connecting a 90 Degree Gearbox

Proper alignment is crucial when connecting a 90 degree gearbox to ensure smooth and efficient operation. Here’s how to achieve it:

  • Precision Manufacturing: Choose a high-quality 90 degree gearbox from a reputable manufacturer. Precisely manufactured components will inherently have better alignment characteristics.
  • Accurate Mounting Surfaces: Ensure that the mounting surfaces for both the input and output shafts are clean, flat, and free from defects. Properly machined surfaces contribute to better alignment.
  • Use Alignment Tools: Utilize alignment tools such as dial indicators or laser alignment systems during the installation process. These tools help measure and correct any misalignment.
  • Tighten Fasteners Gradually: When securing the gearbox to its mounting, tighten fasteners gradually and evenly. This prevents introducing misalignment due to uneven pressure.
  • Check Runout: Measure shaft runout before and after installation. Excessive runout can indicate misalignment, which needs to be addressed.
  • Check Couplings: If using couplings to connect the gearbox to other components, ensure they are aligned properly and capable of accommodating any misalignment.
  • Professional Installation: Complex applications or critical systems might require professional installation. Experienced technicians can accurately align the gearbox to achieve optimal performance.

Proper alignment not only improves the efficiency of the gearbox but also extends its lifespan and reduces the likelihood of premature wear or failures.

90 degree gearbox

Cost Range for Different Types of 90 Degree Gearboxes

The cost of different types of 90 degree gearboxes can vary widely depending on various factors, including the gearbox design, quality, brand, and intended application. Here’s a general cost range for different types:

  • Spur Gearboxes: Spur gear 90 degree gearboxes are relatively simple in design and often more affordable. Their cost can range from $50 to $300.
  • Bevel Gearboxes: Bevel gear 90 degree gearboxes are more complex and versatile, leading to a higher cost range. They typically range from $100 to $800 or more.
  • Worm Gearboxes: Worm gear 90 degree gearboxes are efficient and provide high torque, but they tend to be more expensive due to their precision. Their cost can range from $200 to $1000 or more.
  • Planetary Gearboxes: Planetary gear 90 degree gearboxes offer excellent torque transmission and compact size, making them suitable for various applications. They are often higher in cost, ranging from $300 to $1500 or more.

It’s important to note that these cost ranges are approximate and can vary based on factors such as size, gear quality, ratio options, and additional features. Customization, brand reputation, and specific industry requirements can also impact the cost of a 90 degree gearbox.

90 degree gearbox

Choosing the Right Size 90 Degree Gearbox

Choosing the right size 90 degree gearbox for your application involves considering several factors to ensure optimal performance and efficiency. Here are the steps to guide you:

  1. Identify Load Requirements: Determine the maximum torque and power requirements of your application. This will help you select a gearbox that can handle the load without exceeding its capacity.
  2. Calculate Speed Ratios: Calculate the required speed ratios for your application. Consider both input and output speeds to ensure the gearbox can achieve the desired output with the available input.
  3. Consider Space Constraints: Measure the available space for the gearbox. Choose a size that fits within your machinery or equipment without causing interference.
  4. Choose Gearbox Type: Based on your application’s requirements, choose the appropriate type of 90 degree gearbox. Consider factors like efficiency, backlash, and load distribution.
  5. Check Efficiency: Evaluate the efficiency of the gearbox. Higher efficiency gearboxes reduce power loss and improve overall system efficiency.
  6. Consider Mounting Options: Determine how the gearbox will be mounted within your system. Consider factors such as orientation, shaft alignment, and attachment points.
  7. Consult Manufacturer’s Data: Review the manufacturer’s specifications and data sheets for the gearbox options you’re considering. This information will provide details about torque capacity, speed ranges, and other technical specifications.
  8. Consider Overload Conditions: Factor in any potential overload conditions that may occur in your application. Choose a gearbox that can handle occasional overloads without permanent damage.
  9. Factor in Future Growth: If your application may experience growth in the future, choose a gearbox that can accommodate increased load and speed requirements.

By carefully considering these factors and consulting with gearbox experts or manufacturers, you can select the right size 90 degree gearbox that meets your application’s needs and ensures reliable and efficient operation.

China Best Sales 750W Servo Motor Helical Gear Transmission 90 Degree Planetary Gearbox   comer gearbox	China Best Sales 750W Servo Motor Helical Gear Transmission 90 Degree Planetary Gearbox   comer gearbox
editor by CX 2023-11-14