China Professional Pxr90 Series 750W Servo Motor Reduction Precision Planetary Gear Box gearbox definition

Product Description

PXR90 750W Servo Motor Reduction Precision Planetary Gear box

This helical planetary gearbox is used for servo motor and related device which need to reduce speed or enlarge torque! CHINAMFG helical planetary gearboxes external diameter from 60 to 120, gear ratio from 3 to 100! It has high precision and are widely used with servo motor such like Panasonnic,Fuji, Mitsubishi, Omran,Delta, Teco.

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.

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 Temprature 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

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 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

Application: Motor, Motorcycle, Machinery, Marine, Agricultural Machinery, Manipulator Machinery
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$ 320/Piece
1 Piece(Min.Order)

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Request Sample

Customization:
Available

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Customized Request

servo gearbox

Handling Backlash and Ensuring Precise Positioning in Servo Gearboxes

Servo gearboxes play a critical role in minimizing backlash and ensuring precise positioning in motion control systems:

1. Reduced Backlash Gearing: Many servo gearboxes utilize reduced backlash gearing technology. This involves designing gears with tighter tolerances and improved meshing profiles, resulting in minimal play between gear teeth. This reduces or eliminates backlash, which is essential for accurate motion control.

2. Preloading: Some servo gearboxes employ preloading mechanisms to remove any gaps between gears. By applying a controlled axial load to the gears, the meshing teeth remain in constant contact, eliminating backlash and enhancing precision.

3. Stiffness and Rigidity: Servo gearboxes are designed to be stiff and rigid, which helps minimize elastic deformation under load. This stiffness prevents gear teeth from deflecting, reducing the potential for backlash and maintaining accurate positioning.

4. High Gear Meshing Quality: The manufacturing process of servo gearboxes focuses on producing high-quality gears with precise tooth profiles and minimal manufacturing variations. This ensures consistent and smooth gear meshing, minimizing the likelihood of backlash.

5. Closed-Loop Control: Combining servo gearboxes with closed-loop control systems allows for real-time feedback on position and speed. Any deviation from the desired position can be quickly corrected by adjusting the motor’s output, compensating for any inherent backlash and ensuring precise positioning.

6. Advanced Gear Coatings: Some servo gearboxes incorporate advanced gear coatings or treatments that improve the meshing characteristics and reduce friction. This contributes to smoother gear engagement and minimizes backlash effects.

7. Inertia Matching: Properly matching the inertia of the load to the servo motor and gearbox combination reduces the likelihood of overshooting or oscillations during positioning. Accurate inertia matching enhances the control system’s ability to maintain precise positioning.

Servo gearboxes’ ability to handle backlash and ensure precise positioning is crucial for applications that require high accuracy, such as robotics, CNC machines, and automated manufacturing processes. By employing advanced design techniques and technologies, servo gearboxes contribute to achieving repeatable and accurate motion control.

servo gearbox

Real-World Examples of Products Using Servo Gearboxes

Servo gearboxes find application in various industries and products, contributing to their precision, efficiency, and performance:

  • Industrial Robots: Industrial robots utilize servo gearboxes to achieve precise and controlled movements, enabling tasks such as assembly, welding, and material handling.
  • CNC Machines: Computer Numerical Control (CNC) machines use servo gearboxes for accurate positioning and control of cutting tools, resulting in high-quality and complex machining operations.
  • Automated Packaging Machines: Servo gearboxes play a vital role in packaging machines by ensuring precise filling, sealing, and labeling of products, leading to consistent packaging quality.
  • Medical Devices: Advanced medical devices like robotic surgical systems use servo gearboxes to provide surgeons with precise control and dexterity during minimally invasive procedures.
  • Textile Machinery: Servo gearboxes are employed in textile machinery to control the movement of yarn, ensuring uniform and high-quality fabric production.
  • Automated Material Handling Systems: Servo gearboxes enable automated conveyors, lifts, and sorting systems to handle materials efficiently and accurately in warehouses and distribution centers.
  • Printers and Plotters: High-resolution printers and plotters use servo gearboxes to precisely position print heads and ensure accurate image reproduction.
  • Food Processing Equipment: Servo gearboxes are integrated into food processing machines for tasks like slicing, portioning, and mixing, ensuring consistent product quality and yield.
  • Pharmaceutical Manufacturing: Pharmaceutical machinery relies on servo gearboxes for precise dosage and filling operations, crucial for drug production.
  • Aerospace Components: Aerospace systems, such as landing gear mechanisms and control surfaces, use servo gearboxes to achieve precise movement and ensure the safety of flight.

These examples demonstrate the widespread adoption of servo gearboxes across various industries, where precision, accuracy, and controlled motion are critical for efficient and high-performance operations.

servo gearbox

Industries Utilizing Servo Gearboxes

Servo gearboxes find applications in various industries where precise motion control is essential:

1. Robotics and Automation: Servo gearboxes are widely used in robotics and automation systems for accurate and dynamic movement control, enhancing the performance of industrial robots, collaborative robots (cobots), and other automated machinery.

2. Aerospace and Aviation: The aerospace industry utilizes servo gearboxes in aircraft control systems, including ailerons, elevators, and rudders, to ensure precise and responsive flight control.

3. Medical Equipment: Medical devices and equipment, such as surgical robots, diagnostic instruments, and imaging systems, rely on servo gearboxes to achieve precise and controlled movements for medical procedures and patient care.

4. Manufacturing and Assembly: Servo gearboxes are essential in manufacturing and assembly lines for tasks such as pick-and-place operations, conveyor systems, packaging machinery, and precision machining.

5. Automotive Industry: Automotive manufacturing and testing processes benefit from servo gearboxes for tasks such as vehicle assembly, quality control, and testing systems.

6. Semiconductor Manufacturing: High-precision processes in semiconductor manufacturing, including wafer handling and positioning, utilize servo gearboxes to maintain accuracy in microchip fabrication.

7. Material Handling: Servo gearboxes play a role in material handling systems, such as automated guided vehicles (AGVs), palletizers, and cranes, ensuring smooth and controlled movement of goods.

8. Entertainment and Theme Parks: Roller coasters, animatronics, and other entertainment attractions utilize servo gearboxes to create dynamic and engaging experiences for visitors.

9. Textile Industry: Servo gearboxes are used in textile machinery for processes like spinning, weaving, and knitting, enabling precise control of thread tension and fabric movement.

10. Research and Development: In research settings, servo gearboxes are employed for experimentation, testing, and prototyping of mechanical systems and prototypes.

Servo gearboxes provide the necessary precision, flexibility, and reliability required in these industries, enabling advanced motion control and enhancing the efficiency and performance of various applications.

China Professional Pxr90 Series 750W Servo Motor Reduction Precision Planetary Gear Box   gearbox definition		China Professional Pxr90 Series 750W Servo Motor Reduction Precision Planetary Gear Box   gearbox definition
editor by CX 2023-10-12