Product Description
ZD 80mm Low Backlash High Precision Planetary Gear Box For Servo Motor
Detailed Photos
Related Gearbox
Product Description
| ZDE | Round mounting flange |
| ZDWE | Right angle input round mounting flange |
| ZDF | Square mounting flange |
| ZDWF | Right angle input square mounting flange |
| ZDS | High stiffness series |
| Gear Ratio: | |
| Single stage | 3, 4, 5, 8, 10 |
| Two stages | 9, 12, 15, 16, 20, 25, 32, 40, 64 |
| Three stages | 60, 80, 100, 120, 160, 200, 256, 320, 512 |
Product Parameters
| SPECIFICATIONS | STAGE | RATIO | 40 | 60 | 80 | 120 | 160 | |
| RATED OUTPUT TORQUE | N.M | 1 | 3 | 4.5 | 12 | 40 | 80 | 400 |
| 4 | 6 | 16 | 50 | 110 | 450 | |||
| 5 | 6 | 16 | 50 | 110 | 450 | |||
| 8 | 5 | 15 | 45 | 100 | 400 | |||
| 10 | 4 | 12 | 40 | 80 | 305 | |||
| 2 | 9 | - | 40 | 100 | 210 | - | ||
| 12 | 16.5 | 40 | 100 | 210 | 700 | |||
| 15 | 16.5 | 40 | 100 | 210 | 700 | |||
| 16 | 20 | 44 | 120 | 260 | 800 | |||
| 20 | 20 | 44 | 120 | 260 | 800 | |||
| 25 | 18 | 40 | 110 | 230 | 700 | |||
| 32 | 20 | 44 | 120 | 260 | 800 | |||
| 40 | 18 | 40 | 110 | 230 | 700 | |||
| 64 | 7.5 | 18 | 45 | 100 | 400 | |||
| 3 | 60 | 16.5 | 40 | 100 | 210 | - | ||
| 80 | 20 | 44 | 120 | 260 | - | |||
| 100 | 20 | 44 | 120 | 260 | - | |||
| 120 | 16.5 | 40 | 100 | 210 | - | |||
| 160 | 20 | 44 | 120 | 260 | - | |||
| 200 | 18 | 40 | 110 | 230 | - | |||
| 256 | 20 | 44 | 120 | 260 | - | |||
| 320 | 18 | 40 | 110 | 230 | - | |||
| 512 | 7.5 | 18 | 45 | 100 | - | |||
| Scram Torque | N.m | 1,2,3 | 3-512 | 2 times of rated torque | ||||
| Rated speed | rpm | 1,2 | 3-512 | 3000 | 3000 | 3000 | 3000 | 3000 |
| Max speed | rpm | 1,2 | 3-100 | 4500 | 4500 | 4500 | 4500 | 4500 |
| Backlash | arcmin | 1 | <12 | <8 | <8 | <8 | <8 | |
| 2 | <15 | <12 | <12 | <12 | <12 | |||
| 3 | <18 | <15 | <15 | <15 | <15 | |||
| Torsional Rigidity | N.M/arcmin | 1,2,3 | 0.7 | 1.8 | 4.5 | 12 | 38 | |
| Allow radial | N | 1,2,3 | 160 | 450 | 900 | 2100 | 6000 | |
| Allow axial | N | 1,2,3 | 80 | 225 | 450 | 1050 | 3000 | |
| Efficiency η | % | 1 | ≥96% | |||||
| 2 | ≥94% | |||||||
| 3 | ≥90% | |||||||
| life | hr | 1,2,3 | 20000 | |||||
| Weight | kg | 1 | 0.4 | 0.9 | 2.1 | 6 | 18 | |
| 2 | 0.5 | 1.1 | 2.6 | 8 | 22 | |||
| 3 | 0.6 | 1.3 | 3.1 | 9.5 | - | |||
| Temperature | ºC | 1,2 | 3-100 | -25ºC~+90ºC | ||||
| Lubrication | 1,2,3 | SYNTHETIC LUBRICATING GREASE | ||||||
| Protection Grade | 1,2,3 | IP 54 | ||||||
| Assembly | Easy and simple | |||||||
| Noise( L=1M) | dB(A) | 1,2 | ≤55 | ≤58 | ≤60 | ≤65 | ≤70 | |
Please ask us for details. And if you have any customer-made project, you can also feel free to send us by email. Thanks.
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Company Profile
FAQ
Q: What're your main products?
A: We currently produce Brushed Dc Motors, Brushed Dc Gear Motors, Planetary Dc Gear Motors, Brushless Dc Motors, Stepper motors, Ac Motors and High Precision Planetary Gear Box etc. You can check the specifications for above motors on our website and you can email us to recommend needed motors per your specification too.
Q: How to select a suitable motor?
A:If you have motor pictures or drawings to show us, or you have detailed specs like voltage, speed, torque, motor size, working mode of the motor, needed lifetime and noise level etc, please do not hesitate to let us know, then we can recommend suitable motor per your request accordingly.
Q: Do you have a customized service for your standard motors?
A: Yes, we can customize per your request for the voltage, speed, torque and shaft size/shape. If you need additional wires/cables soldered on the terminal or need to add connectors, or capacitors or EMC we can make it too.
Q: Do you have an individual design service for motors?
A: Yes, we would like to design motors individually for our customers, but it may need some mold developing cost and design charge.
Q: What's your lead time?
A: Generally speaking, our regular standard product will need 15-30days, a bit longer for customized products. But we are very flexible on the lead time, it will depend on the specific orders.
| Application: | Industrial |
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| Speed: | Constant Speed |
| Number of Stator: | Single-Phase |
| Customization: |
Available
| Customized Request |
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Shipping Cost:
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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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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.
Disadvantages and Limitations of Using Servo Gear Systems
Servo gear systems offer numerous benefits for precise motion control, but they also come with certain disadvantages and limitations:
1. Cost: Servo gear systems can be more expensive than traditional gearbox solutions. The combination of high-precision components, advanced electronics, and closed-loop control mechanisms can result in higher upfront costs.
2. Complexity: Servo gear systems are complex, requiring expertise in programming, tuning, and integrating the components. Setting up and fine-tuning the system can be time-consuming, especially for applications with intricate motion profiles.
3. Maintenance: The complex nature of servo gear systems can lead to increased maintenance requirements. Regular maintenance, including calibration and monitoring of sensors, is essential to ensure optimal performance and accuracy.
4. Sensitivity to Environmental Factors: Servo systems can be sensitive to environmental conditions such as temperature, humidity, and vibration. Extreme variations in these factors can impact the system's performance and accuracy.
5. Power Consumption: Servo systems can consume more power compared to other motion control solutions. This is due to the continuous monitoring, feedback processing, and control algorithms that are essential for precise motion control.
6. Size and Weight: In some cases, servo gear systems can be larger and heavier than traditional gearbox setups, which can impact the overall design and space requirements of the machinery or equipment.
7. Overkill for Some Applications: Not all applications require the high precision and capabilities offered by servo gear systems. In simpler applications, the added complexity and cost may not be justified.
8. Compatibility Challenges: Integrating servo gear systems with existing equipment or machinery can be challenging, especially if the components are not designed to work together seamlessly.
While servo gear systems provide exceptional precision and control, it's important to carefully evaluate the specific requirements of the application and consider the associated disadvantages and limitations before choosing this solution.
Servo Gearboxes vs. Standard Gearboxes in Industrial Applications
Servo gearboxes and standard gearboxes serve distinct roles in industrial applications. Here's how they differ:
Precision Control: Servo gearboxes are specifically designed for precise motion control in applications that require accurate speed and position control. Standard gearboxes, while also providing speed reduction or torque multiplication, may not offer the same level of precision.
Backlash: Servo gearboxes are designed to minimize backlash, which is crucial for applications where even slight lost motion is unacceptable. Standard gearboxes may have higher levels of backlash due to their broader design scope.
Dynamic Response: Servo gearboxes excel in dynamic response, enabling quick changes in speed and direction with minimal overshoot. Standard gearboxes may not offer the same level of responsiveness.
High Efficiency: Servo gearboxes are optimized for efficiency to ensure precise power transmission. Standard gearboxes may prioritize other factors like cost or load capacity.
Positioning Accuracy: Servo gearboxes are essential for achieving high positioning accuracy in applications such as robotics and CNC machines. Standard gearboxes might not meet the same accuracy requirements.
Load Distribution: Servo gearboxes distribute loads evenly across gear teeth to enhance durability and minimize wear. Standard gearboxes might not have the same load distribution capabilities.
Compact Design: Servo gearboxes are often designed with a compact form factor to fit within tight spaces. Standard gearboxes might be larger and less optimized for space constraints.
Customization: Servo gearboxes can be highly customizable in terms of size, reduction ratio, and mounting options. Standard gearboxes may offer fewer customization choices.
Application Focus: Servo gearboxes are intended for applications that demand precision and responsiveness, such as robotics, automation, and CNC machining. Standard gearboxes are used in a broader range of applications where precision might not be as critical.
In summary, servo gearboxes are specialized components tailored for high-precision motion control applications, while standard gearboxes serve a wider variety of industrial needs with a focus on durability, load handling, and basic speed reduction.
editor by CX 2023-11-15
China high quality ZD UL, CE, ISO9001, CCC, RoHS Approved Zero Backlash Robot Joint Reducer Gearbox For Servo Motor Punching Machine, AGV Driver with Best Sales
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
Model Code:
| E Series | C Series | ||||
| Code | Outline dimension | General model | Code | Outline dimension | The Original code |
| 120 | Φ122 | 6E | 10C | Φ145 | 150 |
| 150 | Φ145 | 20E | 27C | Φ181 | 180 |
| 190 | Φ190 | 40E | 50C | Φ222 | 220 |
| 220 | Φ222 | 80E | 100C | Φ250 | 250 |
| 250 | Φ244 | 110E | 200C | Φ345 | 350 |
| 280 | Φ280 | 160E | 320C | Φ440 | 440 |
| 320 | Φ325 | 320E | 500C | Φ520 | 520 |
| 370 | Φ370 | 450E | |||
Gear Ratio:
| E Series | C Series | ||
| Code | Reduction Ratio | New code | Monomer reduction ratio |
| 120 | 43,53.5,59,79,103 | 10CBX | 27.00 |
| 150 | 81,105,121,141,161 | 27CBX | 36.57 |
| 190 | 81,105,121,153 | 50CBX | 32.54 |
| 220 | 81,101,121,153 | 100CBX | 36.75 |
| 250 | 81,111,161,175.28 | 200CBX | 34.86 |
| 280 | 81,101,129,145,171 | 320CBX | 35.61 |
| 320 | 81,101,118.5,129,141,171,185 | 500CBX | 37.34 |
| 370 | 81,101,118.5,129,154.8,171,192.4 | ||
| Note 1: E series,such as by the shell(pin shell)output,the corresponding reduction ratio by 1 | |||
| Note 2: C series gear ratio refers to the motor installed in the casing of the reduction ratio,if installed on the output flange side,the corresponding reduction ratio by 1 | |||
Type Of RV Reducer
Application Of RV Reeducer
Precision Cycloidal Gearbox is widely used in industrial machinery fields such as machine tool of four-5-axis, pick-up manipulator for die-casting, industrial robot, die-casting feeding machine, manipulator for punching machine, AGV driver, bottle-making machine, UV Printer and etc.
Other Products
Company Profile
| Application: | Machinery |
|---|---|
| Hardness: | Hardened Tooth Surface |
| Installation: | Vertical Type |
| Layout: | Coaxial |
| Gear Shape: | Cylindrical Gear |
| Step: | Double-Step |
| 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.
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.
Role of Servo Gearbox in Robotics and Automation
Servo gearboxes play a crucial role in enhancing the performance and precision of robotics and automation systems:
1. Precision Motion Control: In robotics and automation, precise control of movement is essential. Servo gearboxes provide accurate speed and position control, allowing robots to perform intricate tasks with high accuracy.
2. Efficient Power Transmission: Servo gearboxes efficiently transmit power from the motor to the robotic components, ensuring minimal energy loss and optimizing the overall system efficiency.
3. Dynamic Performance: Robots often require quick changes in direction, speed, and acceleration. Servo gearboxes excel in dynamic performance, enabling rapid adjustments and smooth motion changes.
4. Reducing Backlash: Backlash in gear systems can lead to imprecise movements. Servo gearboxes are designed to minimize backlash, resulting in accurate positioning and reduced lost motion.
5. Compact Design: Many robotic applications require compact and lightweight components. Servo gearboxes offer a high torque-to-size ratio, allowing robots to generate significant power while maintaining a small footprint.
6. Smooth and Silent Operation: The low backlash and precise gearing of servo gearboxes contribute to smooth and quiet operation, which is crucial in environments where noise and vibration can affect performance.
7. Feedback Integration: Servo gearboxes can integrate with various feedback devices, such as encoders, resolvers, and sensors, to provide accurate position and speed information to the control system.
8. Reliable and Repeatable Performance: The consistent and repeatable performance of servo gearboxes ensures that robots can execute tasks accurately and reliably over time.
9. Customization: Servo gearboxes can be customized to meet the specific requirements of different robotic applications, including factors like gear ratios, mounting options, and feedback compatibility.
10. Versatility: From industrial assembly lines to medical robotics, servo gearboxes find applications in a wide range of industries, contributing to improved automation and efficiency.
In summary, the role of a servo gearbox in robotics and automation is to provide the precise and efficient motion control necessary for robots to perform tasks with accuracy, speed, and reliability.
editor by CX 2023-09-22