Product Description
High Torque Helical Gear Nema17 Servo Motor Planetary Gearbox
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 42 to 220, 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.
Description:
(1).The output shaft is made of large size,large span double bearing design,output shaft and planetary arm bracket as a whole.The input shaft is placed directly on the planet arm bracket to ensure that the reducer has high operating accuracy and maximum torsional rigidity.
(2).Shell and the inner ring gear used integrated design,quenching and tempering after the processing of the teeth so that it can achieve high torque,high precision,high wear resistance.Moreover surface nickel-plated anti-rust treatment,so that its corrosion resistance greatly enhanced.
(3).The planetary gear transmission employs full needle roller without retainer to increase the contact surface,which greatly upgrades structural rigidity and service life.
(4).The gear is made of Japanese imported material.After the metal cutting process,the vacuum carburizing heat treatment to 58-62HRC. And then by the hobbing,Get the best tooth shape,tooth direction,to ensure that the gear of high precision and good impact toughness.
(5).Input shaft and sun gear integrated structure,in order to improve the operation accuracy of the reducer.
Product Description
1.One-piece construction,High Precision and large output torque.
2.Double bracing cage planetary shelf structure.high reliable. Can suit reversible rotation 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: 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
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| Application: | Motor, Motorcycle, Machinery, Marine, Agricultural Machinery, Machine Tool Manufacturing |
|---|---|
| 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$ 160/Piece
1 Piece(Min.Order) | |
|---|
| Customization: |
Available
| Customized Request |
|---|
Handling Sudden Changes in Direction and Speed with Servo Gearboxes
Servo gearboxes are designed to handle sudden changes in direction and speed effectively, ensuring precise motion control even during dynamic operations. They employ several mechanisms to address these challenges:
1. Acceleration and Deceleration Profiles: Servo systems can be programmed with specific acceleration and deceleration profiles. This means that when a sudden change in speed or direction is commanded, the system can ramp up or down the speed smoothly, reducing the impact of sudden changes on the mechanical components.
2. Closed-Loop Control: Servo systems operate in a closed-loop configuration, where feedback sensors continuously monitor the actual position and speed of the system. When a sudden change is commanded, the controller can make real-time adjustments to ensure the system reaches the desired position accurately and smoothly.
3. Torque Control: Servo gearboxes are designed to provide high torque output even at low speeds. This is crucial for handling sudden changes in direction and speed, as the gearbox can deliver the required torque to quickly accelerate or decelerate the load.
4. Dynamic Response: Servo systems have fast dynamic response capabilities, which means they can quickly adapt to changes in input commands. This responsiveness allows the system to handle sudden changes in direction and speed without sacrificing accuracy or stability.
5. Electronic Damping: Some advanced servo systems incorporate electronic damping mechanisms that can be adjusted based on the application’s requirements. This feature helps dampen vibrations and oscillations that may occur during sudden changes in motion.
6. Overcurrent and Overvoltage Protection: Servo systems are equipped with protection mechanisms that detect excessive currents or voltages. If a sudden change in direction or speed causes abnormal loads or voltages, the system can take corrective actions to prevent damage.
Overall, servo gearboxes excel in handling sudden changes in direction and speed by leveraging their closed-loop control, high torque output, and fast dynamic response capabilities. These features allow them to provide accurate and reliable motion control in dynamic and rapidly changing operating conditions.
Precision of Gear Tooth Profiles in Servo Gearboxes
Manufacturers take several measures to ensure the precision of gear tooth profiles in servo gearboxes:
1. Advanced Manufacturing Processes: Manufacturers use advanced machining techniques such as CNC (Computer Numerical Control) machining and grinding to achieve high precision in gear tooth profiles. These processes allow for accurate shaping and finishing of the gear teeth.
2. Quality Materials: High-quality materials with consistent properties are selected for manufacturing gear components. This ensures uniformity in the gear teeth and minimizes variations that could affect precision.
3. Tight Tolerances: Manufacturers set tight tolerances for gear tooth dimensions, including pitch, profile, and helix angle. This helps to maintain precise engagement between gear teeth, reducing backlash and ensuring accurate motion control.
4. Quality Control: Rigorous quality control measures are implemented at various stages of the manufacturing process. This includes inspections, measurements, and tests to verify that gear tooth profiles meet the required specifications.
5. CNC Gear Inspection: Manufacturers use CNC gear inspection machines that can measure and analyze gear tooth profiles with high accuracy. These machines generate detailed reports about tooth geometry, ensuring compliance with design specifications.
6. Computer-Aided Design (CAD) and Simulation: Manufacturers use CAD software to design gear tooth profiles with precision. Simulation tools analyze how different factors, such as material properties and manufacturing processes, affect the final gear tooth shape.
7. Profile Corrections: In some cases, manufacturers apply profile corrections to optimize gear tooth profiles. These corrections compensate for any deviations that may occur during the manufacturing process.
8. Feedback from Application: Manufacturers often collaborate closely with end-users to gather feedback on the performance of gearboxes in real-world applications. This feedback helps refine the manufacturing process and improve the precision of gear tooth profiles.
The combination of advanced manufacturing techniques, strict quality control, and continuous improvement processes ensures that servo gearboxes maintain the precision required for accurate motion control in various applications.
Servo Gearbox: Function in Motion Control Systems
A servo gearbox is a specialized type of gearbox designed to work in conjunction with servo motors to achieve precise motion control in various applications. It functions as follows:
Motion Synchronization: A servo gearbox is used to synchronize the motion of a servo motor with the intended motion of a mechanical system. It ensures that the motor’s rotational output is accurately transmitted to the driven component.
Speed and Position Control: Servo gearboxes enable precise control over speed and position by converting the high-speed, low-torque output of a servo motor into a lower-speed, higher-torque output suitable for the specific application.
Reduction Ratio: The servo gearbox incorporates reduction stages to achieve the desired reduction ratio. This reduction allows the motor to provide higher torque while maintaining accurate speed control.
Backlash Minimization: High-precision servo gearboxes are designed to minimize backlash, which is the lost motion between input and output shafts. This is critical for accurate and responsive motion control.
High Efficiency: Servo gearboxes are designed for high efficiency to ensure that the majority of input power is effectively transferred to the output, reducing energy consumption.
Dynamic Response: Servo gearboxes enhance the dynamic response of motion control systems. They allow the servo motor to quickly start, stop, and change directions with minimal overshooting or oscillations.
Positioning Accuracy: By accurately converting the motor’s rotation into precise linear or angular movement, servo gearboxes ensure high positioning accuracy required in applications such as robotics, CNC machines, and automation systems.
Load Distribution: Servo gearboxes distribute the load evenly across gear teeth, enhancing the gearbox’s durability and minimizing wear.
Customization: Servo gearboxes are available in various sizes, reduction ratios, and configurations to suit different application requirements.
Overall, a servo gearbox is an integral component in motion control systems, allowing precise and efficient control over motion, speed, and position for a wide range of industrial applications.
editor by CX 2024-05-16