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: |
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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
China Custom 12mm 2.4V 3V Low Rpm High Torque DC Gear Motor for Electrical Bicycle with Good quality
Item Description
CZPT MOTOR – DC Gear MOTOR D122F(12MM) – Central Axis
Specs:
-Voltage: 2.4-3.0V
-Pace: 30-300RPM
-Torque: .07-.4Kg. Cm
-Current: eighty-180mA
-Output: 40-280mW
Parameter:
• Maker Part Number: D122F
• Gearbox Variety: Spur Gearbox
• Equipment Ratio:1:10~1:298
• DC Reduction Motor Dimension: 12mm
• Application: Electronic lock Motor, Optic gear Motor, Health care Equipment Motor, Shared Bike Motor
Specification:
Equipment Ratio:
Manufacturing facility Potential:
As a significant producer of high-overall performance DC Equipment Motor, DC Planetary Geared motor, Planetary gear motor, Planetary Gearbox, Gear Wheel, Spur Gearbox. I.Motion is a CZPT enterprise which professionally specialized in R&D and manufactures higher precise gearbox reducers. We offer the overall resolution to consumers like transmission gearbox layout, gear areas, and molding layout and manufacture, areas mass creation and assembly.
Customer’s Check out:
Bundle:
Relevant Items:
Rewards of a Planetary Motor
If you might be seeking for an cost-effective way to electrical power a device, consider getting a Planetary Motor. These models are made to supply a huge assortment of gear reductions, and are able of producing considerably higher torques and torque density than other varieties of drive systems. This article will describe why you ought to take into account getting 1 for your wants. And we will also examine the variations among a planetary and spur equipment method, as nicely as how you can gain from them.
planetary gears
Planetary gears in a motor are used to minimize the velocity of rotation of the armature 8. The reduction ratio is decided by the framework of the planetary gear unit. The output shaft 5 rotates by means of the system with the guidance of the ring gear 4. The ring equipment 4 engages with the pinion 3 as soon as the shaft is rotated to the engagement situation. The transmission of rotational torque from the ring gear to the armature brings about the motor to start off.
The axial stop surface of a planetary gear unit has two circular grooves 21. The frustrated portion is used to keep lubricant. This lubricant prevents international particles from getting into the planetary equipment space. This feature allows the planetary gear gadget to be compact and lightweight. The cylindrical part also minimizes the mass inertia. In this way, the planetary equipment unit can be a excellent decision for a motor with minimal space.
Simply because of their compact footprint, planetary gears are fantastic for reducing heat. In addition, this design and style allows them to be cooled. If you need high speeds and sustained efficiency, you may possibly want to contemplate using lubricants. The lubricants current a cooling effect and lessen sound and vibration. If you want to improve the performance of your motor, spend in a planetary equipment hub drivetrain.
The planetary gear head has an inside sun gear that drives the a number of outer gears. These gears mesh collectively with the outer ring that is set to the motor housing. In industrial apps, planetary gears are utilised with an escalating quantity of teeth. This distribution of energy assures higher efficiency and transmittable torque. There are several advantages of employing a planetary gear motor. These advantages incorporate:
planetary gearboxes
A planetary gearbox is a variety of drivetrain in which the enter and output shafts are connected with a planetary framework. A planetary gearset can have three major components: an input equipment, a planetary output equipment, and a stationary position. Different gears can be utilized to adjust the transmission ratios. The planetary composition arrangement gives the planetary gearset large rigidity and minimizes backlash. This substantial rigidity is vital for rapid commence-cease cycles and rotational course.
Planetary gears require to be lubricated frequently to prevent use and tear. In addition, transmissions must be serviced regularly, which can incorporate fluid alterations. The gears in a planetary gearbox will use out with time, and any issues ought to be repaired quickly. Nevertheless, if the gears are ruined, or if they are faulty, a planetary gearbox producer will mend it for free.
A planetary gearbox is typically a 2-speed style, but specialist companies can offer triple and one-speed sets. Planetary gearboxes are also appropriate with hydraulic, electromagnetic, and dynamic braking systems. The initial stage to planning a planetary gearbox is defining your software and the wanted result. Famous constructors use a consultative modeling technique, commencing every single venture by learning equipment torque and running conditions.
As the planetary gearbox is a compact design and style, place is constrained. For that reason, bearings want to be selected meticulously. The compact needle roller bearings are the most frequent option, but they can’t tolerate huge axial forces. People that can manage higher axial forces, this sort of as worm gears, need to opt for tapered roller bearings. So, what are the benefits and down sides of a helical gearbox?
planetary equipment motors
When we consider of planetary equipment motors, we are inclined to believe of big and powerful equipment, but in truth, there are a lot of scaled-down, more low-cost variations of the exact same machine. These motors are frequently created of plastic, and can be as small as six millimeters in diameter. In contrast to their larger counterparts, they have only one gear in the transmission, and are manufactured with a tiny diameter and little variety of teeth.
They are equivalent to the photo voltaic method, with the planets rotating around a sunlight equipment. The earth pinions mesh with the ring gear inside of the solar equipment. All of these gears are connected by a planetary carrier, which is the output shaft of the gearbox. The ring gear and planetary provider assembly are attached to every single other by means of a collection of joints. When power is utilized to any of these members, the whole assembly will rotate.
In comparison to other configurations, planetary gearmotors are much more complicated. Their building is made up of a sunlight gear centered in the middle and numerous smaller sized gears that mesh with the central solar gear. These gears are enclosed in a more substantial inner tooth gear. This design and style makes it possible for them to handle greater masses than traditional gear motors, as the load is dispersed amongst many gears. This type of motor is generally more pricey than other configurations, but can face up to the greater-load needs of some devices.
Since they are cylindrical in form, planetary gear motors are extremely flexible. They can be employed in different applications, including computerized transmissions. They are also employed in purposes where large-precision and pace are needed. Furthermore, the planetary gear motor is robust and is characterised by lower vibrations. The benefits of utilizing a planetary equipment motor are huge and consist of:
planetary gears vs spur gears
A planetary motor employs numerous teeth to share the load of rotating areas. This presents planetary gears large stiffness and low backlash – typically as lower as one particular or two arc minutes. These characteristics are important for apps that go through recurrent start-end cycles or rotational direction modifications. This write-up discusses the positive aspects of planetary gears and how they differ from spur gears. You can observe the animation underneath for a clearer knowing of how they function and how they differ from spur gears.
Planetary gears go in a periodic way, with a relatively modest meshing frequency. As the meshing frequency raises, the amplitude of the frequency also will increase. The amplitude of this frequency is modest at lower clearance values, and increases significantly at increased clearance amounts. The amplitude of the frequency is increased when the clearance reaches .2-.6. The amplitude increases rapidly, while dress in boosts slowly and gradually following the original .2-.6-inch-broad clearance.
In higher-velocity, high-torque purposes, a planetary motor is more successful. It has multiple make contact with points for better torque and larger speed. If you are not certain which variety to choose, you can check with with an expert and design and style a customized equipment. If you are not sure of what sort of motor you require, contact Twirl Motor and inquire for help picking the proper one particular for your software.
A planetary equipment arrangement delivers a variety of positive aspects over conventional fastened-axis gear method styles. The compact size makes it possible for for reduced loss of performance, and the more planets in the gear technique boosts the torque density and capacity. Another gain of a planetary equipment method is that it is a lot more powerful and far more resilient than its spur-equipment counterpart. Combined with its numerous advantages, a planetary gear arrangement delivers a excellent resolution to your shifting requirements.
planetary gearboxes as a compact substitute to pinion-and-equipment reducers
Even though conventional pinion-and-equipment reducer layout is bulky and intricate, planetary gearboxes are compact and adaptable. They are suitable for a lot of programs, particularly where space and excess weight are issues, as properly as torque and pace reduction. However, knowing their system and functioning is not as easy as it seems, so listed here are some of the crucial benefits of planetary gearing.
Planetary gearboxes perform by using two planetary gears that rotate close to their own axes. The sunlight gear is utilized as the input, whilst the planetary gears are related through a casing. The ratio of these gears is -Ns/Np, with 24 teeth in the sunlight equipment and -3/2 on the earth gear.
In contrast to traditional pinion-and-equipment reducer styles, planetary gearboxes are a lot scaled-down and much less pricey. A planetary gearbox is about fifty% smaller sized and weighs less than a pinion-and-equipment reducer. The scaled-down equipment floats on prime of three huge gears, reducing the consequences of vibration and making sure regular transmission more than time.
Planetary gearboxes are a excellent different to pinion-and-gear drive systems because they are smaller sized, much less sophisticated and offer a larger reduction ratio. Their meshing arrangement is comparable to the Milky Way, with the sunlight equipment in the middle and two or more outer gears. They are connected by a carrier that sets their spacing and incorporates an output shaft.
When compared to pinion-and-gear reduces, planetary gearboxes offer you larger pace reduction and torque capacity. As a consequence, planetary gearboxes are little and compact and are frequently chosen for room-constrained purposes. But what about the high torque transfer? If you might be looking for a compact alt