Product Description
Description:
Step angel:1.8°
Motor size: NEMA17 42mm
Holding torque:0.2N.m-0.8N.m
Options:Brake,Encoder,Plantary gear box
CE and RoHS approved
Applications
Use for robots stepper motor, electric automatic equipment stepping motor, medical instrument stepping motor, advertisement instrument stepper motor, lighting& audio equipment stepper motor, printer stepper motor, textile machinery stepper motor,CNC router stepper motor,3D Printer stepper motor.
Motor Specifications
| nema17, 1.8 degree | ||||||||
| Model Number | Holding torque | Rated Cuttent | Wiring Resisitance | Winding Inductance | Rotor Inertia | Mass | Motor Length | Connection Mode |
| Single Shaft | N.m min | A/Phase | Ω/Phase @20ºC | Mh/Phase | g.cm² | kg | mm | |
| JT242BP06 | 0.16 | 0.6 | 6.6 | 9.5 | 23 | 0.2 | 31 | Connector |
| JT242BP12 | 1.2 | 1.8 | 2.4 | |||||
| JT243BP06 | 0.25 | 0.6 | 8 | 16.5 | 35 | 0.24 | 35 | |
| JT243BP12 | 1.2 | 2.1 | 4.2 | |||||
| JT244BP12 | 0.4 | 1.2 | 2.5 | 5.5 | 54 | 0.3 | 41 | |
| JT244BP20 | 2 | 1.05 | 2.1 | |||||
| JT245BP12 | 0.48 | 1.2 | 3.1 | 8 | 77 | 0.36 | 49 | |
| JT245BP20 | 2 | 1.35 | 3.2 | |||||
| JT246BP12 | 0.72 | 1.2 | 4 | 11 | 110 | 0.5 | 61 | |
| JT246BP20 | 2 | 1.75 | 4 | |||||
| JT243UP12 | 0.17 | 1.2 | 2.4 | 2.2 | 35 | 0.24 | 35 | |
| JT244UP12 | 0.28 | 1.2 | 3 | 3 | 54 | 0.3 | 41 | |
| JT245UP12 | 0.33 | 1.2 | 3.7 | 4.6 | 77 | 0.36 | 49 | |
| nema17, 0.9 degree | ||||||||
| Model Number | Holding torque | Rated Cuttent | Wiring Resisitance | Winding Inductance | Rotor Inertia | Mass | Motor Length | Connection Mode |
| Single Shaft | N.m min | A/Phase | Ω/Phase @20ºC | Mh/Phase | g.cm² | kg | mm | |
| JT443BP12 | 0.25 | 1.2 | 2 | 5 | 35 | 0.24 | 35 | Connector |
| JT444BP20 | 0.4 | 2 | 1.1 | 3 | 54 | 0.3 | 41 | |
| JT445BP20 | 0.5 | 2 | 1.4 | 4 | 77 | 0.36 | 49 | |
| nema17, 1.8 degree, Brake | ||||||||
| Model Number | Holding torque | Rated Cuttent | Wiring Resisitance | Winding Inductance | Rotor Inertia | Brake static friction torque | Volt/Watt | Motor Weight |
| Single Shaft | N.m min | A/Phase | Ω/Phase @20ºC | Mh/Phase | g.cm² | N.m | v/w | kg |
| JT244B20M | 0.4 | 2 | 1.05 | 2.1 | 54 | 0.5 | 24VDC/3.5W | 0.3 |
| JT245B20M | 0.48 | 2 | 1.35 | 3.2 | 77 | 0.36 | ||
| JT246B20M | 0.72 | 2 | 1.75 | 4 | 110 | 0.5 | ||
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| Application: | Printing Equipment |
|---|---|
| Speed: | Variable Speed |
| Number of Stator: | Two-Phase |
| Excitation Mode: | HB-Hybrid |
| Function: | Driving |
| Number of Poles: | 2 |
| Samples: |
US$ 10/Piece
1 Piece(Min.Order) | |
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| Customization: |
Available
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Can brake motors be used in conjunction with other motion control methods?
Yes, brake motors can be used in conjunction with other motion control methods to achieve precise and efficient control over mechanical systems. Brake motors provide braking functionality, while other motion control methods offer various means of controlling the speed, position, and acceleration of the system. Combining brake motors with other motion control methods allows for enhanced overall system performance and versatility. Here's a detailed explanation of how brake motors can be used in conjunction with other motion control methods:
- Variable Frequency Drives (VFDs): Brake motors can be used in conjunction with VFDs, which are electronic devices that control the speed and torque of an electric motor. VFDs enable precise speed control, acceleration, and deceleration of the motor by adjusting the frequency and voltage supplied to the motor. By incorporating a brake motor with a VFD, the system benefits from both the braking capability of the motor and the advanced speed control provided by the VFD.
- Servo Systems: Servo systems are motion control systems that utilize servo motors and feedback mechanisms to achieve highly accurate control over position, velocity, and torque. In certain applications where rapid and precise positioning is required, brake motors can be used in conjunction with servo systems. The brake motor provides the braking function when the system needs to hold position or decelerate rapidly, while the servo system controls the dynamic motion and positioning tasks.
- Stepper Motor Control: Stepper motors are widely used in applications that require precise control over position and speed. Brake motors can be utilized alongside stepper motor control systems to provide braking functionality when the motor needs to hold position or prevent undesired movement. This combination allows for improved stability and control over the stepper motor system, especially in applications where holding torque and quick deceleration are important.
- Hydraulic or Pneumatic Systems: In some industrial applications, hydraulic or pneumatic systems are used for motion control. Brake motors can be integrated into these systems to provide additional braking capability when needed. For example, a brake motor can be employed to hold a specific position or provide emergency braking in a hydraulic or pneumatic actuator system, enhancing safety and control.
- Control Algorithms and Systems: Brake motors can also be utilized in conjunction with various control algorithms and systems to achieve specific motion control objectives. These control algorithms can include closed-loop feedback control, PID (Proportional-Integral-Derivative) control, or advanced motion control algorithms. By incorporating a brake motor into the system, the control algorithms can utilize the braking functionality to enhance overall system performance and stability.
The combination of brake motors with other motion control methods offers a wide range of possibilities for achieving precise, efficient, and safe control over mechanical systems. Whether it is in conjunction with VFDs, servo systems, stepper motor control, hydraulic or pneumatic systems, or specific control algorithms, brake motors can complement and enhance the functionality of other motion control methods. This integration allows for customized and optimized control solutions to meet the specific requirements of diverse applications.
How do manufacturers ensure the quality and reliability of brake motors?
Manufacturers employ various processes and measures to ensure the quality and reliability of brake motors. These processes involve rigorous testing, adherence to industry standards, quality control procedures, and continuous improvement initiatives. Here's a detailed explanation of how manufacturers ensure the quality and reliability of brake motors:
- Design and Engineering: Manufacturers invest considerable effort in the design and engineering phase of brake motors. They employ experienced engineers and designers who follow industry best practices and utilize advanced design tools to develop motors with robust and reliable braking systems. Thorough analysis, simulations, and prototyping are conducted to optimize the motor's performance, efficiency, and safety features.
- Material Selection: High-quality materials are chosen for the construction of brake motors. Manufacturers carefully select components such as motor windings, brake discs, brake pads, and housing materials to ensure durability, heat resistance, and optimal friction characteristics. The use of quality materials enhances the motor's reliability and contributes to its long-term performance.
- Manufacturing Processes: Stringent manufacturing processes are implemented to ensure consistent quality and reliability. Manufacturers employ advanced machinery and automation techniques for precision assembly and production. Strict quality control measures are applied at each stage of manufacturing to detect and rectify any defects or deviations from specifications.
- Testing and Quality Assurance: Brake motors undergo comprehensive testing and quality assurance procedures before they are released to the market. These tests include performance testing, load testing, endurance testing, and environmental testing. Manufacturers verify that the motors meet or exceed industry standards and performance specifications. Additionally, they conduct safety tests to ensure compliance with applicable safety regulations and standards.
- Certifications and Compliance: Manufacturers seek certifications and compliance with relevant industry standards and regulations. This may include certifications such as ISO 9001 for quality management systems or certifications specific to the motor industry, such as IEC (International Electrotechnical Commission) standards. Compliance with these standards demonstrates the manufacturer's commitment to producing high-quality and reliable brake motors.
- Quality Control and Inspection: Manufacturers implement robust quality control processes throughout the production cycle. This includes inspection of raw materials, in-process inspections during manufacturing, and final inspections before shipment. Quality control personnel conduct visual inspections, dimensional checks, and performance evaluations to ensure that each brake motor meets the specified quality criteria.
- Continuous Improvement: Manufacturers prioritize continuous improvement initiatives to enhance the quality and reliability of brake motors. They actively seek customer feedback, monitor field performance, and conduct post-production evaluations to identify areas for improvement. This feedback loop helps manufacturers refine their designs, manufacturing processes, and quality control procedures, leading to increased reliability and customer satisfaction.
- Customer Support and Warranty: Manufacturers provide comprehensive customer support and warranty programs for their brake motors. They offer technical assistance, troubleshooting guides, and maintenance recommendations to customers. Warranty coverage ensures that any manufacturing defects or malfunctions are addressed promptly, bolstering customer confidence in the quality and reliability of the brake motors.
By employing robust design and engineering processes, meticulous material selection, stringent manufacturing processes, comprehensive testing and quality assurance procedures, certifications and compliance with industry standards, rigorous quality control and inspection measures, continuous improvement initiatives, and dedicated customer support and warranty programs, manufacturers ensure the quality and reliability of brake motors. These measures contribute to the production of high-performance motors that meet the safety, durability, and performance requirements of industrial and manufacturing applications.
How do brake motors ensure controlled and rapid stopping of rotating equipment?
Brake motors are designed to ensure controlled and rapid stopping of rotating equipment by employing specific braking mechanisms. These mechanisms are integrated into the motor to provide efficient and precise stopping capabilities. Here's a detailed explanation of how brake motors achieve controlled and rapid stopping:
1. Electromagnetic Brakes: Many brake motors utilize electromagnetic brakes as the primary braking mechanism. These brakes consist of an electromagnetic coil and a brake disc or plate. When the power to the motor is cut off or the motor is de-energized, the electromagnetic coil generates a magnetic field that attracts the brake disc or plate, creating friction and halting the rotation of the motor shaft. The strength of the magnetic field and the design of the brake determine the stopping torque and speed, allowing for controlled and rapid stopping of the rotating equipment.
2. Spring-Loaded Brakes: Some brake motors employ spring-loaded brakes. These brakes consist of a spring that applies pressure on the brake disc or plate to create friction and stop the rotation. When the power is cut off or the motor is de-energized, the spring is released, pressing the brake disc against a stationary surface and generating braking force. The spring-loaded mechanism ensures quick engagement of the brake, resulting in rapid stopping of the rotating equipment.
3. Dynamic Braking: Dynamic braking is another technique used in brake motors to achieve controlled stopping. It involves converting the kinetic energy of the rotating equipment into electrical energy, which is dissipated as heat through a resistor or regenerative braking system. When the power is cut off or the motor is de-energized, the motor acts as a generator, and the electrical energy generated by the rotating equipment is converted into heat through the braking system. This dissipation of energy slows down and stops the rotation of the equipment in a controlled manner.
4. Control Systems: Brake motors are often integrated with control systems that enable precise control over the braking process. These control systems allow for adjustable braking torque, response time, and braking profiles, depending on the specific requirements of the application. By adjusting these parameters, operators can achieve the desired level of control and stopping performance, ensuring both safety and operational efficiency.
5. Coordinated Motor and Brake Design: Brake motors are designed with careful consideration of the motor and brake compatibility. The motor's characteristics, such as torque, speed, and power rating, are matched with the braking system's capabilities to ensure optimal performance. This coordinated design ensures that the brake can effectively stop the motor within the desired time frame and with the necessary braking force, achieving controlled and rapid stopping of the rotating equipment.
Overall, brake motors employ electromagnetic brakes, spring-loaded brakes, dynamic braking, and control systems to achieve controlled and rapid stopping of rotating equipment. These braking mechanisms, combined with coordinated motor and brake design, enable precise control over the stopping process, ensuring the safety of operators, protecting equipment from damage, and maintaining operational efficiency.
editor by CX 2024-03-28