Product Description
Introduction
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
DC Gear Motor
| MOTOR FRAME SIZE | 60 mm / 70mm / 80mm / 90mm / 104mm |
| MOTOR TYPE | Brushed |
| OUTPUT POWER | 10W / 15W / 25W / 40W / 60W / 90W / 120 W / 140W / 180W / 200W / 300W(Can Be Customized) |
| OUTPUT SHAFT | 8mm / 10mm / 12mm / 15mm ; Round Shaft, D-Cut Shaft, Key-Way Shaft (Can Be Customized) |
| Voltage type | 12V,24V,90V,220V |
| Accessories | Electric Brake / Encoder |
| GEARBOX FRAME SIZE | 60 mm / 70mm / 80mm / 90mm / 104mm |
| Gear Ratio | 3K-200K |
| Type Of Pinion | GN Type / GU Type |
| Gearbox Type | Regular Square Case gearbox / Right Angle Gearbox / L Type Gearbox |
Type Of DC Motor
Other Products
Company Profile
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| Application: | Universal, Industrial, Household Appliances |
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| Operating Speed: | Constant Speed |
| Excitation Mode: | Excited |
| Function: | Control, Driving |
| Casing Protection: | Closed Type |
| Structure and Working Principle: | Brush |
| Customization: |
Available
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How is the efficiency of a gear motor measured, and what factors can affect it?
The efficiency of a gear motor is a measure of how effectively it converts electrical input power into mechanical output power. It indicates the motor’s ability to minimize losses and maximize its energy conversion efficiency. The efficiency of a gear motor is typically measured using specific methods, and several factors can influence it. Here’s a detailed explanation:
Measuring Efficiency:
The efficiency of a gear motor is commonly measured by comparing the mechanical output power (Pout) to the electrical input power (Pin). The formula to calculate efficiency is:
Efficiency = (Pout / Pin) * 100%
The mechanical output power can be determined by measuring the torque (T) produced by the motor and the rotational speed (ω) at which it operates. The formula for mechanical power is:
Pout = T * ω
The electrical input power can be measured by monitoring the current (I) and voltage (V) supplied to the motor. The formula for electrical power is:
Pin = V * I
By substituting these values into the efficiency formula, the efficiency of the gear motor can be calculated as a percentage.
Factors Affecting Efficiency:
Several factors can influence the efficiency of a gear motor. Here are some notable factors:
- Friction and Mechanical Losses: Friction between moving parts, such as gears and bearings, can result in mechanical losses and reduce the overall efficiency of the gear motor. Minimizing friction through proper lubrication, high-quality components, and efficient design can help improve efficiency.
- Gearing Efficiency: The design and quality of the gears used in the gear motor can impact its efficiency. Gear trains can introduce mechanical losses due to gear meshing, misalignment, or backlash. Using well-designed gears with proper tooth profiles and minimizing gear train losses can improve efficiency.
- Motor Type and Construction: Different types of motors (e.g., brushed DC, brushless DC, AC induction) have varying efficiency characteristics. Motor construction, such as the quality of magnetic materials, winding resistance, and rotor design, can also affect efficiency. Choosing motors with higher efficiency ratings can improve overall gear motor efficiency.
- Electrical Losses: Electrical losses, such as resistive losses in motor windings or in the motor drive circuitry, can reduce efficiency. Minimizing resistance, optimizing motor drive electronics, and using efficient control algorithms can help mitigate electrical losses.
- Load Conditions: The operating conditions and load characteristics placed on the gear motor can impact its efficiency. Heavy loads, high speeds, or frequent acceleration and deceleration can increase losses and reduce efficiency. Matching the gear motor’s specifications to the application requirements and optimizing load conditions can improve efficiency.
- Temperature: Elevated temperatures can significantly affect the efficiency of a gear motor. Excessive heat can increase resistive losses, reduce lubrication effectiveness, and affect the magnetic properties of motor components. Proper cooling and thermal management techniques are essential to maintain optimal efficiency.
By considering these factors and implementing measures to minimize losses and optimize performance, the efficiency of a gear motor can be enhanced. Manufacturers often provide efficiency specifications for gear motors, allowing users to select motors that best meet their efficiency requirements for specific applications.
Can gear motors be used for precise positioning, and if so, what features enable this?
Yes, gear motors can be used for precise positioning in various applications. The combination of gear mechanisms and motor control features enables gear motors to achieve accurate and repeatable positioning. Here’s a detailed explanation of the features that enable gear motors to be used for precise positioning:
1. Gear Reduction:
One of the key features of gear motors is their ability to provide gear reduction. Gear reduction refers to the process of reducing the output speed of the motor while increasing the torque. By using the appropriate gear ratio, gear motors can achieve finer control over the rotational movement, allowing for more precise positioning. The gear reduction mechanism enables the motor to rotate at a slower speed while maintaining higher torque, resulting in improved accuracy and control.
2. High Resolution Encoders:
Many gear motors are equipped with high-resolution encoders. An encoder is a device that measures the position and speed of the motor shaft. High-resolution encoders provide precise feedback on the motor’s rotational position, allowing for accurate position control. The encoder signals are used in conjunction with motor control algorithms to ensure precise positioning by monitoring and adjusting the motor’s movement in real-time. The use of high-resolution encoders greatly enhances the gear motor’s ability to achieve precise and repeatable positioning.
3. Closed-Loop Control:
Gear motors with closed-loop control systems offer enhanced positioning capabilities. Closed-loop control involves continuously comparing the actual motor position (as measured by the encoder) with the desired position and making adjustments to minimize any position error. The closed-loop control system uses feedback from the encoder to adjust the motor’s speed, direction, and torque, ensuring accurate positioning even in the presence of external disturbances or variations in the load. Closed-loop control enables gear motors to actively correct for position errors and maintain precise positioning over time.
4. Stepper Motors:
Stepper motors are a type of gear motor that provides excellent precision and control for positioning applications. Stepper motors operate by converting electrical pulses into incremental steps of movement. Each step corresponds to a specific angular displacement, allowing precise positioning control. Stepper motors offer high step resolution, allowing for fine position adjustments. They are commonly used in applications that require precise positioning, such as robotics, 3D printers, and CNC machines.
5. Servo Motors:
Servo motors are another type of gear motor that excels in precise positioning tasks. Servo motors combine a motor, a feedback device (such as an encoder), and a closed-loop control system. They offer high torque, high speed, and excellent positional accuracy. Servo motors are capable of dynamically adjusting their speed and torque to maintain the desired position accurately. They are widely used in applications that require precise and responsive positioning, such as industrial automation, robotics, and camera pan-tilt systems.
6. Motion Control Algorithms:
Advanced motion control algorithms play a crucial role in enabling gear motors to achieve precise positioning. These algorithms, implemented in motor control systems or dedicated motion controllers, optimize the motor’s behavior to ensure accurate positioning. They take into account factors such as acceleration, deceleration, velocity profiling, and jerk control to achieve smooth and precise movements. Motion control algorithms enhance the gear motor’s ability to start, stop, and position accurately, reducing position errors and overshoot.
By leveraging gear reduction, high-resolution encoders, closed-loop control, stepper motors, servo motors, and motion control algorithms, gear motors can be effectively used for precise positioning in various applications. These features enable gear motors to achieve accurate and repeatable positioning, making them suitable for tasks that require precise control and reliable positioning performance.
Are there specific considerations for selecting the right gear motor for a particular application?
When selecting a gear motor for a specific application, several considerations need to be taken into account. The choice of the right gear motor is crucial to ensure optimal performance, efficiency, and reliability. Here’s a detailed explanation of the specific considerations for selecting the right gear motor for a particular application:
1. Torque Requirement:
The torque requirement of the application is a critical factor in gear motor selection. Determine the maximum torque that the gear motor needs to deliver to perform the required tasks. Consider both the starting torque (the torque required to initiate motion) and the operating torque (the torque required to sustain motion). Select a gear motor that can provide adequate torque to handle the load requirements of the application. It’s important to account for any potential torque spikes or variations during operation.
2. Speed Requirement:
Consider the desired speed range or specific speed requirements of the application. Determine the rotational speed (in RPM) that the gear motor needs to achieve to meet the application’s performance criteria. Select a gear motor with a suitable gear ratio that can achieve the desired speed at the output shaft. Ensure that the gear motor can maintain the required speed consistently and accurately throughout the operation.
3. Duty Cycle:
Evaluate the duty cycle of the application, which refers to the ratio of operating time to rest or idle time. Consider whether the application requires continuous operation or intermittent operation. Determine the duty cycle’s impact on the gear motor, including factors such as heat generation, cooling requirements, and potential wear and tear. Select a gear motor that is designed to handle the expected duty cycle and ensure long-term reliability and durability.
4. Environmental Factors:
Take into account the environmental conditions in which the gear motor will operate. Consider factors such as temperature extremes, humidity, dust, vibrations, and exposure to chemicals or corrosive substances. Choose a gear motor that is specifically designed to withstand and perform optimally under the anticipated environmental conditions. This may involve selecting gear motors with appropriate sealing, protective coatings, or materials that can resist corrosion and withstand harsh environments.
5. Efficiency and Power Requirements:
Consider the desired efficiency and power consumption of the gear motor. Evaluate the power supply available for the application and select a gear motor that operates within the specified voltage and current ranges. Assess the gear motor’s efficiency to ensure that it maximizes power transmission and minimizes wasted energy. Choosing an efficient gear motor can contribute to cost savings and reduced environmental impact.
6. Physical Constraints:
Assess the physical constraints of the application, including space limitations, mounting options, and integration requirements. Consider the size, dimensions, and weight of the gear motor to ensure it can be accommodated within the available space. Evaluate the mounting options and compatibility with the application’s mechanical structure. Additionally, consider any specific integration requirements, such as shaft dimensions, connectors, or interfaces that need to align with the application’s design.
7. Noise and Vibration:
Depending on the application, noise and vibration levels may be critical factors. Evaluate the acceptable noise and vibration levels for the application’s environment and operation. Choose a gear motor that is designed to minimize noise and vibration, such as those with helical gears or precision engineering. This is particularly important in applications that require quiet operation or where excessive noise and vibration may cause issues or discomfort.
By considering these specific factors when selecting a gear motor for a particular application, you can ensure that the chosen gear motor meets the performance requirements, operates efficiently, and provides reliable and consistent power transmission. It’s important to consult with gear motor manufacturers or experts to determine the most suitable gear motor based on the specific application’s needs.
editor by CX 2024-05-08
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Item Description
Electric Bicycle Geared Hub Motor 250W 36V
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How to Assemble a Planetary Motor
A Planetary Motor utilizes multiple planetary surfaces to create torque and rotational velocity. The planetary system makes it possible for for a broad assortment of gear reductions. Planetary programs are notably efficient in programs exactly where larger torques and torque density are required. As this kind of, they are a well-liked decision for electric powered autos and other programs exactly where high-velocity mobility is needed. However, there are numerous positive aspects related with making use of a planetary motor. Study on to learn a lot more about these motors.
VPLite
If you’re looking to substitute the original VP, the VPLite has a comparable output shaft as the first. This means that you can mix and match your first gear sets, which includes the input and output shafts. You can even combine metallic inputs with plastic outputs. In addition, if you make a decision to change the gearbox, you can simply disassemble the whole unit and replace it with a new one without dropping any output torque.
When compared to a planetary motor, a spur equipment motor uses fewer gears and is for that reason cheaper to create. Nonetheless, the latter isn’t suited for high-torque purposes. The torque made by a planetary gearmotor is evenly dispersed, which tends to make it excellent for programs that need increased torque. Nonetheless, you could have to compromise on the torque output if you are looking for a light-weight selection.
The VersaPlanetary Lite gearbox replaces the aluminum ring equipment with a thirty% glass-filled nylon equipment. This gearbox is accessible in two sizes, which indicates you can combine and match elements to get a better equipment ratio. The VPLite gearbox also has a feminine 5mm hex output shaft. You can combine and match various gearboxes and planetary gearboxes for highest performance.
VersaPlanetary
The VersaPlanetary is a extremely versatile planetary motor that can be mounted in a assortment of approaches. Its distinctive layout consists of a detachable shaft coupler program that helps make it basic to swap out the motor with another. This planetary motor mounts in any position exactly where a CIM motor mounts. Here’s how to assemble the motor. First, get rid of the hex output shaft from the VersaPlanetary output stage. Its single ring clip retains it in location. You can use a drill push to drill a hole into the output shaft.
Soon after mounting the gearbox, you can then mount the motor. The mounting hardware provided with the VersaPlanetary Planetary Motor comes with 4 10-32 threaded holes on a two-inch bolt circle. You can use these holes to mount your VersaPlanetary on a CIM motor or a CIM-suitable motor. After assembled, the VersaPlanetary gearbox has 72 distinct gear ratios.
The VersaPlanetary gearbox is interchangeable with standard planetary gearboxes. However, it does demand extra parts. You can obtain a gearbox without the motor but you are going to need to have a pinion. The pinion attaches to the shaft of the motor. The gearbox is extremely durable and durable, so you will not likely have to be concerned about it breaking or donning out.
Self-centering planetary gears
A planetary motor is a basic mechanical gadget that rotates about a axis, with the planets moving about the shaft in a radial course. The planets are positioned so that they mesh with each the sunshine equipment and the output gears. The carrier 48 is flexibly related to the push shaft and can move relying on the forces exerted by the planet gears. In this way, the planets can usually be in the optimal mesh with the output gears and solar equipment.
The initial stage in creating a planetary equipment motor is to identify the number of enamel in every world. The quantity of teeth should be an integer. The tooth diameters of the planets ought to mesh with every single other and the ring. Normally, the enamel of one earth should mesh with every other, but the spacing amongst them should be equal or greater than the other. This can be reached by taking into consideration the tooth rely of each and every world, as nicely as the spacing between planets.
A next stage is to align the earth gears with the output gears. In a planetary motor, self-centering planetary gears have to be aligned with each enter and output gears to provide highest torque. For this to be feasible, the world gears should be linked with the output shaft and the input shaft. Equally, the output shaft ought to also be ready to align with the enter gear.
Encoders
A planetary geared motor is a DC motor with a planetary gearbox. The motor can be used to travel weighty loads and has a ratio of 104:1. The shaft speed is 116rpm when it is unloaded. A planetary gearbox has a low backlash and is frequently utilised in programs that need to have higher torque. Planetary Motor encoders can aid you preserve observe of your robot’s placement or pace.
They are also ready to control motor situation and speed with precision. Most of them characteristic substantial resolution. A .eighteen-degree resolution encoder will give you a minimal of 2000 transitions per rotation in between outputs A and B. The encoder is built to industrial standards and has a strong gearbox to keep away from hurt. The encoder’s robust design implies it will not stall when the motor reaches its highest pace.
There are numerous benefits to a planetary motor encoder. A high-high quality one will not shed its situation or speed even if it’s matter to shocks. A good top quality planetary motor will also last a prolonged time. Planetary motors are excellent for resale or for your possess venture. If you happen to be considering getting a planetary motor, take into account this data. It’s going to assist you choose if a specific product is appropriate for your needs.
Price
There are several advantages of planetary motors. One of the most significant is their cost, but they can also be utilized in numerous diverse purposes. They can be mixed with a variety of gearboxes, and are ideal for a variety of sorts of robots, laboratory automation, and production purposes. Planetary gearboxes are accessible in several different components, and plastic planetary gearboxes are an inexpensive option. Plastic gearboxes decrease noise at larger speeds, and metal input phase gears are available for substantial torques. A modified lubrication system can support with challenging operating situations.
In addition to getting far more resilient, planetary motors are much more effective. They use less gears, which lowers the total price of manufacturing. Depending on the software, a planetary motor can be used to shift a large object, but is normally significantly less expensive than its counterpart. It is a much better choice for circumstances in which the load is reasonably minimal and the motor is not employed often. If you need a extremely higher torque output, a planetary motor may possibly be the much better choice.
Planetary equipment units are a excellent option for purposes demanding large precision, high dynamics, and substantial torque density. They can be designed and built using TwinCAT and TC Movement Designer, and are sent as complete motor and equipment device assemblies. In a couple of straightforward steps, you can calculate the torque needed and evaluate the costs of distinct planetary gear models. You can then select the greatest design for your application. And because planetary equipment units are so productive, they are a fantastic option for higher-finish industrial apps.
Apps
There are several different programs of the planetary motor. One particular these kinds of software is in movement control. Planetary gearboxes have a lot of rewards, including substantial torque, minimal backlash, and torsional stiffness. They also have an really compact style, and can be utilised for a selection of programs, from rack and pinion drives to delta robotics. In several circumstances, they are less costly to manufacture and use than other kinds of motors.
Another software for planetary equipment units is in rotary tables. These machines demand high precision and low backlash for their specific positioning. Planetary gears are also required for sound reduction, which is a common feature in rotary tables. Higher precision planetary gears can make the top adjustment of OP tables a breeze. And since they are very durable and call for minimal sound, they are a great decision for this application. In this scenario, the planetary gear is matched with an AM8000 series servomotor, which offers a vast selection of alternatives.
The planetary equipment transmission is also commonly employed in helicopters, automobiles, and maritime programs. It is more sophisticated than a countershaft travel, and is capable of greater torque to excess weight ratios. Other benefits include its compact design and diminished sound. A essential concern in the development of this variety of transmission is to decrease vibration. If the output of a planetary equipment transmission system is loud, the vibration brought on by this sort of push system could be too loud for ease and comfort.