Product Description
Square Flange PFN60 Transmission 750W Servo Motor Planetary Gear Boxes
This Spur planetary gearbox is used for servo motor and related device which need to reduce speed or enlarge torque! CHINAMFG Spur planetary gearboxes external diameter from 60 to 160, 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
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.
Characteristics:
1.Hole output structure,easy installation.
2.Straight tooth drive ,single cantilever structure.simple design,economic price.
3.Working steady. Low noise..
4.Backlash 8-16 arcmin. Can suit most occasion.
5.The input connection specifications are complete and there are many choices.
6.Keyway can be opened in the force shaft.
Specifications | PFN60 | PFN80 | PFN90 | PFN120 | PFN160 | |||
Technal Parameters | ||||||||
Max. Torque | Nm | 1.5times rated torque | ||||||
Emergency Stop Torque | Nm | 2.5times rated torque | ||||||
Max. Radial Load | N | 240 | 400 | 450 | 1240 | 2250 | ||
Max. Axial Load | N | 220 | 420 | 430 | 1000 | 1500 | ||
Torsional Rigidity | Nm/arcmin | 1.8 | 4.7 | 4.85 | 11 | 35 | ||
Max.Input Speed | rpm | 8000 | 6000 | 6000 | 6000 | 4000 | ||
Rated Input Speed | rpm | 4000 | 3500 | 3500 | 3500 | 3000 | ||
Noise | dB | ≤58 | ≤60 | ≤60 | ≤65 | ≤70 | ||
Average Life Time | h | 20000 | ||||||
Efficiency Of Full Load | % | L1≥96% L2≥94% | ||||||
Return Backlash | P1 | L1 | arcmin | ≤8 | ≤8 | ≤8 | ≤8 | ≤8 |
L2 | arcmin | ≤12 | ≤12 | ≤12 | ≤12 | ≤12 | ||
P2 | L1 | arcmin | ≤16 | ≤16 | ≤16 | ≤16 | ≤16 | |
L2 | arcmin | ≤20 | ≤20 | ≤20 | ≤20 | ≤20 | ||
Moment Of Inertia Table | L1 | 3 | Kg*cm2 | 0.46 | 0.77 | 1.73 | 12.78 | 36.72 |
4 | Kg*cm2 | 0.46 | 0.77 | 1.73 | 12.78 | 36.72 | ||
5 | Kg*cm2 | 0.46 | 0.77 | 1.73 | 12.78 | 36.72 | ||
7 | Kg*cm2 | 0.41 | 0.65 | 1.42 | 11.38 | 34.02 | ||
10 | Kg*cm2 | 0.41 | 0.65 | 1.42 | 11.38 | 34.02 | ||
L2 | 12 | Kg*cm2 | 0.44 | 0.72 | 1.49 | 12.18 | 34.24 | |
15 | Kg*cm2 | 0.44 | 0.72 | 1.49 | 12.18 | 34.24 | ||
16 | Kg*cm2 | 0.44 | 0.72 | 1.49 | 12.18 | 34.24 | ||
20 | Kg*cm2 | 0.44 | 0.72 | 1.49 | 12.18 | 34.24 | ||
25 | Kg*cm2 | 0.44 | 0.72 | 1.49 | 12.18 | 34.24 | ||
28 | Kg*cm2 | 0.44 | 0.72 | 1.49 | 12.18 | 34.24 | ||
30 | Kg*cm2 | 0.44 | 0.72 | 1.49 | 12.18 | 34.24 | ||
35 | Kg*cm2 | 0.44 | 0.72 | 1.49 | 12.18 | 34.24 | ||
40 | Kg*cm2 | 0.44 | 0.72 | 1.49 | 12.18 | 34.24 | ||
50 | Kg*cm2 | 0.34 | 0.58 | 1.25 | 11.48 | 34.02 | ||
70 | Kg*cm2 | 0.34 | 0.58 | 1.25 | 11.48 | 34.02 | ||
100 | Kg*cm2 | 0.34 | 0.58 | 1.25 | 11.48 | 34.02 | ||
Technical Parameter | Level | Ratio | PFN60 | PFN80 | PFN90 | PFN120 | PFN160 | |
Rated Torque | L1 | 3 | Nm | 27 | 50 | 96 | 161 | 364 |
4 | Nm | 40 | 90 | 122 | 210 | 423 | ||
5 | Nm | 40 | 90 | 122 | 210 | 423 | ||
7 | Nm | 34 | 48 | 95 | 170 | 358 | ||
10 | Nm | 16 | 22 | 56 | 86 | 210 | ||
L2 | 12 | Nm | 27 | 50 | 96 | 161 | 364 | |
15 | Nm | 27 | 50 | 96 | 161 | 364 | ||
16 | Nm | 40 | 90 | 122 | 210 | 423 | ||
20 | Nm | 40 | 90 | 122 | 210 | 423 | ||
25 | Nm | 40 | 90 | 122 | 210 | 423 | ||
28 | Nm | 40 | 90 | 122 | 210 | 423 | ||
30 | Nm | 27 | 50 | 96 | 161 | 364 | ||
35 | Nm | 40 | 90 | 122 | 210 | 423 | ||
40 | Nm | 40 | 90 | 122 | 210 | 423 | ||
50 | Nm | 40 | 90 | 122 | 210 | 423 | ||
70 | Nm | 34 | 48 | 95 | 170 | 358 | ||
100 | Nm | 16 | 22 | 56 | 86 | 210 | ||
Degree Of Protection | IP65 | |||||||
Operation Temprature | ºC | – 10ºC to -90ºC | ||||||
Weight | L1 | kg | 0.95 | 2.27 | 3.06 | 6.93 | 15.5 | |
L2 | kg | 1.2 | 2.8 | 3.86 | 8.98 | 17 |
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
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
Application: | Industrial |
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Speed: | Low Speed |
Function: | Driving |
Casing Protection: | Closed Type |
Starting Mode: | Direct on-line Starting |
Certification: | ISO9001 |
Samples: |
US$ 86/Piece
1 Piece(Min.Order) | |
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Customization: |
Available
| Customized Request |
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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.
Considerations for Selecting the Right Servo Gearbox for an Application
Choosing the appropriate servo gearbox for a specific application requires careful evaluation of several key factors:
1. Torque and Speed Requirements: Determine the required torque and speed characteristics of the application, ensuring that the chosen servo gearbox can provide the necessary output.
2. Gear Ratio: Calculate the ideal gear ratio based on the desired motion profile, acceleration, and deceleration requirements.
3. Mounting and Integration: Consider the available space and mechanical layout of the machinery to choose a servo gearbox with the appropriate mounting configuration.
4. Motor Compatibility: Ensure that the servo gearbox is compatible with the specific type and size of motor being used for the application.
5. Precision and Accuracy: Evaluate the level of precision required for the application’s motion control. Choose a servo gearbox that can deliver the necessary accuracy and repeatability.
6. Load Distribution: Analyze how the load will be distributed among the gears to prevent excessive wear and ensure optimal performance.
7. Backlash and Compliance: Consider the application’s tolerance for backlash and compliance. Choose a servo gearbox with low backlash if precise positioning is essential.
8. Environmental Conditions: Factor in the environmental conditions of the application, such as temperature, humidity, and exposure to contaminants. Choose a servo gearbox with suitable sealing and protection.
9. Lubrication: Determine the lubrication requirements of the gearbox and select a model that aligns with the application’s maintenance practices.
10. Overload and Shock: Consider potential overload and shock conditions the gearbox may experience. Choose a servo gearbox that can handle sudden changes in load without compromising performance.
11. Feedback Devices: If precise motion control is required, choose a servo gearbox that is compatible with the desired feedback devices, such as encoders or resolvers.
12. Efficiency: Evaluate the efficiency of the servo gearbox to ensure that it contributes to the overall energy efficiency of the system.
13. Service and Support: Select a reputable manufacturer that offers reliable technical support, documentation, and post-purchase services.
14. Budget: Balance the performance requirements of the application with the available budget to make an informed decision.
By carefully considering these factors, engineers and designers can confidently choose the right servo gearbox that meets the specific needs of their application, optimizing performance and productivity.
Contribution to High Accuracy and Repeatability
Servo gearboxes play a crucial role in achieving high accuracy and repeatability in motion control systems:
Precise Positioning: Servo gearboxes are designed to deliver precise angular displacement, allowing machines to accurately reach specific positions and orientations. This accuracy is vital in applications like robotic arms, CNC machines, and medical devices.
Low Backlash: Servo gearboxes are engineered to minimize backlash, which is the amount of play or lost motion between gear teeth. Low backlash ensures that any change in input direction is immediately translated into an accurate output movement, reducing errors and deviations.
High Torque Transmission: Servo gearboxes are capable of transmitting high torque with minimal energy loss. This enables precise control of rotational forces, ensuring that the output movement corresponds precisely to the input command.
Dynamic Response: Servo gearboxes exhibit rapid and accurate response to input signals. This responsiveness is crucial for applications requiring quick changes in motion, such as industrial robots, where rapid and precise movement is necessary for tasks like pick-and-place operations.
Feedback Systems: Servo systems often incorporate feedback devices like encoders and resolvers. These devices provide real-time information about the actual position, speed, and direction of the output shaft. The feedback data allows the servo controller to make continuous adjustments, resulting in accurate positioning and motion control.
Closed-Loop Control: Many servo systems operate in a closed-loop control configuration. In this setup, the controller continuously compares the desired position with the actual position using feedback data and makes corrections as needed. This closed-loop approach ensures that any errors or disturbances are quickly corrected, maintaining accuracy over time.
High-Resolution Encoders: Servo gearboxes often use high-resolution encoders that provide fine position feedback, enabling precise control of movements down to fractions of a degree. This level of resolution contributes to high accuracy in positioning.
Overall, servo gearboxes contribute to achieving high accuracy and repeatability by combining precision design, low backlash, responsive control, and feedback mechanisms. These characteristics make them essential components in applications where precise and repeatable motion is required.
editor by CX 2024-04-25
China OEM ZD High-Efficiency Spur Helical Gear Planetary Reducer Gearbox For Servo Motor Steeping with Hot selling
Product Description
Model Selection
ZD Leader has a wide range of micro motor production lines in the industry, including DC Motor, AC Motor, Brushless Motor, Planetary Gear Motor, Drum Motor, Planetary Gearbox, RV Reducer and Harmonic Gearbox etc. Through technical innovation and customization, we help you create outstanding application systems and provide flexible solutions for various industrial automation situations.
• Model Selection
Our professional sales representive and technical team will choose the right model and transmission solutions for your usage depend on your specific parameters.
• Drawing Request
If you need more product parameters, catalogues, CAD or 3D drawings, please contact us.
• On Your Need
We can modify standard products or customize them to meet your specific needs.
Product Parameters
Type Of RV Reducer
Application Of RV Reeducer
Precision Cycloidal Gearbox is widely used in industrial machinery fields such as machine tool, robot arm, industrial robot, die-casting feeding machine, manipulator for punching machine, AGV driver, bottle-making machine, UV Printer and etc.
Other Products
Company Profile
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
Application: | Motor, Machinery |
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Hardness: | Hardened Tooth Surface |
Installation: | Vertical Type |
Layout: | Coaxial |
Gear Shape: | Conical – Cylindrical Gear |
Step: | Three-Step |
Customization: |
Available
| Customized Request |
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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.
Contribution of Servo Gearboxes to Energy Efficiency in Automated Systems
Servo gearboxes play a crucial role in enhancing energy efficiency in various automated systems by addressing several key aspects:
1. Precise Control: Servo gearboxes enable precise and accurate control over motion, allowing automated systems to perform tasks with minimal wastage of energy. Precise positioning reduces the need for unnecessary movements and adjustments.
2. Variable Speed Operation: Servo gearboxes offer the flexibility to operate at different speeds based on the application’s requirements. This capability ensures that the system uses only the necessary amount of energy for a given task, avoiding excessive power consumption.
3. Reduced Inertia: Servo gearboxes are designed to minimize inertia, which is the resistance to changes in motion. Lower inertia results in quicker response times and less energy required to accelerate or decelerate moving parts.
4. Regenerative Braking: Some servo systems are equipped with regenerative braking mechanisms. During deceleration or braking, energy generated is fed back into the system or stored for later use, reducing energy wastage.
5. Dynamic Load Management: Servo gearboxes can adapt to varying load conditions in real-time. They adjust torque and speed based on the load, optimizing energy usage and preventing overconsumption of power.
6. Reduced Heat Generation: Efficient servo gearboxes produce less heat during operation, leading to lower energy losses. This reduction in heat generation contributes to overall energy efficiency and extends the lifespan of components.
7. Smart Control Algorithms: Modern servo systems incorporate intelligent control algorithms that optimize the use of energy. These algorithms manage power distribution, minimize idle time, and synchronize movements for optimal efficiency.
8. Energy Recovery: In certain applications, servo gearboxes can capture and reuse energy that would otherwise be dissipated as heat. This energy recovery further contributes to the overall energy efficiency of the system.
9. Low Friction Designs: Servo gearboxes often incorporate low-friction components and efficient lubrication systems to minimize energy losses due to friction.
10. Matched Components: Properly matched servo gearbox and motor combinations ensure that the system operates at its peak efficiency point, minimizing energy consumption.
By incorporating these energy-saving features and capabilities, servo gearboxes enhance the energy efficiency of automated systems, making them more environmentally friendly and cost-effective over the long term.
Benefits of Using a Servo Gearbox for Precise Motion Control
Servo gearboxes offer several advantages when it comes to achieving precise motion control in various applications:
1. Accuracy: Servo gearboxes provide exceptional accuracy in speed and position control, making them suitable for applications that require tight tolerances and precise movements.
2. Low Backlash: These gearboxes are designed to minimize backlash, which is essential for eliminating lost motion and ensuring accurate positioning.
3. High Torque Density: Servo gearboxes offer a high torque-to-size ratio, allowing them to handle significant loads while maintaining a compact footprint.
4. Dynamic Performance: They excel in dynamic performance, enabling rapid changes in speed and direction with minimal overshoot or settling time.
5. Responsiveness: Servo gearboxes respond quickly to control signals, making them ideal for applications that require rapid adjustments and changes in direction.
6. Smooth Operation: These gearboxes provide smooth and precise movement, critical for applications like robotics, where jerky or uneven motion can lead to inaccuracies or damage.
7. Reduces Maintenance: The accuracy and durability of servo gearboxes can reduce wear and tear on other components, leading to lower maintenance requirements.
8. Improved Efficiency: Servo gearboxes offer high efficiency in power transmission, contributing to energy savings and minimizing heat generation.
9. Customization: They can be tailored to specific application needs, including factors like reduction ratios, mounting options, and feedback compatibility.
10. Versatility: Servo gearboxes find application in various industries, including robotics, CNC machining, medical equipment, and automation.
Overall, the benefits of using a servo gearbox for precise motion control make them an essential component in applications that demand accuracy, responsiveness, and reliable performance.
editor by CX 2024-04-13
China OEM Truck Gearbox Parts Transmission Repair Kit Shaft Gear Fork Clutch Release Servo Valve Synchronizer Gearbox Top Cover planetary gearbox
Product Description
Product Description
Product Name |
Truck Gearbox Parts |
Application |
Auto Transmission Systems |
MOQ |
1 PC |
Truck Gearbox System Parts |
Gearbox Top Cover , Gearbox Valve , Clutch Release Fork Shaft , Floor Mounted Tap Shift Shifter , Shift Knob and Shift Lever Valve , Transmission Shift Cable , Female Stud Rod End , Clutch Pressure Plate & Clutch Plate , Clutch Bearing , and Gearbox Other Accessories. |
Recommend Products
Application
Company Profile
Certifications
Shipping
FAQ
Q1: Why choose ZQ Auto Parts Company?
Provide first-class service to our customers, wholesale and accept custom-made various hardware auto parts.
Q2. How can we guarantee quality?
All of our processes follow strict ISO9001 procedures. We have strict quality control from production to delivery.
Q3:How to customize (OEM/ODM)?
If you have new product drawings or samples, please send them to us and we can customize them according to your requirements. We will also provide professional advice on our products to make the design more realized and maximize the performance.
Q4:Why should you buy from us not from other suppliers?
1.High quality assurance
2.Shorter lead time
3.Professional service
4.OEM/ODM
5.Quick response
Q5:Can You Strictly Follow The Tolerance on The Drawing And Meet The High Precision?
Yes, we can, we can provide high precision parts and make the parts as your drawing.
/* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
After-sales Service: | 3 Months |
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Warranty: | 3 Months |
Type: | Engine |
Samples: |
US$ 40/Pair
1 Pair(Min.Order) | Order Sample |
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Customization: |
Available
| Customized Request |
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Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
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Payment Method: |
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Initial Payment Full Payment |
Currency: | US$ |
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Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
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Compatibility of Servo Gearbox with a Specific Motor
The compatibility between a servo gearbox and a specific motor depends on several key factors:
1. Mounting Configuration: The mounting interface of the servo gearbox and motor must be compatible. This includes the type of coupling, flange size, and bolt pattern. Proper alignment ensures efficient power transmission and minimizes mechanical stress.
2. Shaft Diameter and Keyway: The diameter and keyway of the motor shaft must match the input shaft of the servo gearbox. A precise fit prevents slippage and ensures accurate torque transmission.
3. Torque and Speed Ratings: The torque and speed requirements of the application should align with the torque and speed ratings of both the motor and gearbox. Oversizing or undersizing either component can lead to inefficient operation and premature wear.
4. Inertia Matching: Inertia matching between the motor and gearbox helps prevent resonance and oscillations in the system. An appropriate inertia match ensures smooth and precise motion control.
5. Backlash and Stiffness: The gearbox’s backlash (play in the gears) and stiffness characteristics should match the application’s requirements. Low backlash and high stiffness are crucial for accurate positioning tasks.
6. Efficiency and Heat Dissipation: The combined efficiency of the motor and gearbox affects the overall system efficiency. Inadequate efficiency can lead to energy losses and excessive heat generation.
7. Service Life and Maintenance: Compatibility also involves considering the expected service life and maintenance requirements. A well-matched motor-gearbox combination enhances the durability and reliability of the motion control system.
8. Control and Feedback: The control system’s capabilities, such as closed-loop control and feedback devices, play a role in determining compatibility. The motor and gearbox should provide the necessary interfaces for effective integration into the control system.
Manufacturers and engineers often provide guidelines and compatibility charts to assist in selecting the right servo gearbox for a specific motor. Considering these factors ensures optimal performance, efficiency, and longevity of the motion control system.
Considerations for Selecting the Right Servo Gearbox for an Application
Choosing the appropriate servo gearbox for a specific application requires careful evaluation of several key factors:
1. Torque and Speed Requirements: Determine the required torque and speed characteristics of the application, ensuring that the chosen servo gearbox can provide the necessary output.
2. Gear Ratio: Calculate the ideal gear ratio based on the desired motion profile, acceleration, and deceleration requirements.
3. Mounting and Integration: Consider the available space and mechanical layout of the machinery to choose a servo gearbox with the appropriate mounting configuration.
4. Motor Compatibility: Ensure that the servo gearbox is compatible with the specific type and size of motor being used for the application.
5. Precision and Accuracy: Evaluate the level of precision required for the application’s motion control. Choose a servo gearbox that can deliver the necessary accuracy and repeatability.
6. Load Distribution: Analyze how the load will be distributed among the gears to prevent excessive wear and ensure optimal performance.
7. Backlash and Compliance: Consider the application’s tolerance for backlash and compliance. Choose a servo gearbox with low backlash if precise positioning is essential.
8. Environmental Conditions: Factor in the environmental conditions of the application, such as temperature, humidity, and exposure to contaminants. Choose a servo gearbox with suitable sealing and protection.
9. Lubrication: Determine the lubrication requirements of the gearbox and select a model that aligns with the application’s maintenance practices.
10. Overload and Shock: Consider potential overload and shock conditions the gearbox may experience. Choose a servo gearbox that can handle sudden changes in load without compromising performance.
11. Feedback Devices: If precise motion control is required, choose a servo gearbox that is compatible with the desired feedback devices, such as encoders or resolvers.
12. Efficiency: Evaluate the efficiency of the servo gearbox to ensure that it contributes to the overall energy efficiency of the system.
13. Service and Support: Select a reputable manufacturer that offers reliable technical support, documentation, and post-purchase services.
14. Budget: Balance the performance requirements of the application with the available budget to make an informed decision.
By carefully considering these factors, engineers and designers can confidently choose the right servo gearbox that meets the specific needs of their application, optimizing performance and productivity.
Variations in Servo Gearbox Designs
Servo gearboxes come in various designs to meet different torque and speed requirements:
In-Line: In-line servo gearboxes have the input and output shafts aligned in a straight line. These gearboxes are compact and well-suited for applications where space is limited. They can handle a range of torque and speed requirements, making them versatile for various motion control tasks.
Right-Angle: Right-angle servo gearboxes have the input and output shafts oriented at a 90-degree angle. These gearboxes are used when the input and output directions need to change direction, such as in applications with limited space or when the motion needs to be redirected.
Planetary: Planetary servo gearboxes use a planetary gear arrangement to achieve high torque density and compactness. They are suitable for applications requiring high torque transmission with minimal backlash. Planetary gearboxes are commonly used in robotics, CNC machines, and industrial automation.
Harmonic Drive: Harmonic drive servo gearboxes utilize a flexible spline and a wave generator to achieve high gear reduction ratios while maintaining compact size. They offer exceptional accuracy and are often used in applications requiring precise positioning, such as telescope mounts and semiconductor manufacturing equipment.
Helical: Helical servo gearboxes use helical gear teeth to achieve smooth and quiet operation. They are well-suited for applications that require low noise levels and high efficiency. Helical gearboxes are used in various industries, including packaging, printing, and medical devices.
Custom Designs: Some servo gearboxes are custom-designed to meet specific requirements of unique applications. These designs may involve modifications in gear ratios, housing materials, and sealing to ensure optimal performance in specialized tasks.
The choice of servo gearbox design depends on factors such as the required torque, speed, space constraints, efficiency, and precision. Manufacturers offer a range of options to cater to the diverse needs of motion control systems in different industries.
editor by CX 2024-01-12