Application case sharing of fully automatic winding machine in the motor manufacturing industry

Application case sharing of fully automatic winding machine in the motor manufacturing industry

Introduction

With the continuous improvement of industrial automation level, the motor manufacturing industry is experiencing unprecedented technological innovation. As a key equipment in the motor manufacturing process, the fully automatic winding machine is gradually replacing traditional manual winding methods and becoming a standard equipment for modern motor manufacturing enterprises due to its high efficiency, high precision, and stability. This article will provide a detailed introduction to the application cases of fully automatic winding machines in the motor manufacturing industry, analyze their technical advantages and the economic benefits they bring.

1、 Overview of Fully Automatic Winding Machine

The fully automatic winding machine is an intelligent device that integrates mechanical, electrical, control, and sensing technologies, mainly used for automatic winding of motor stator and rotor coils. Compared to traditional manual winding or semi-automatic winding equipment, fully automatic winding machines have the following significant characteristics:

1. Highly automated: The entire process from wire supply, winding and forming to wire cutting and finishing is automatically completed

2. Precise control: Adopting a servo control system to ensure that the winding turns and wire arrangement accuracy reach ± 0.05mm

3. Multifunctionality: Can adapt to the winding needs of coils with different diameters and shapes

4. Intelligent detection: equipped with visual system and sensors, real-time monitoring of winding quality

2、 Typical application case analysis

Case 1: Application of stator winding in small motors

A manufacturing enterprise specializing in the production of small AC motors originally used manual winding method, with each motor stator winding taking 15 minutes and product consistency difficult to guarantee. After introducing the fully automatic winding machine:

-Production efficiency: winding time reduced to 3 minutes per unit, efficiency increased by 400%

-Quality improvement: The defect rate has decreased from 5% during manual winding to below 0.3%

-Labor cost: Reduce the number of winding workers by 8, saving approximately 600000 yuan in labor costs annually

-Flexible production: The same equipment can quickly switch to produce different types of motor stators

This equipment adopts a dual station design, where one station can perform loading and unloading while the other station is winding, achieving continuous production. The specially designed tension control system ensures stability during the winding of fine wires (0.1-0.3mm).

Case 2: Application of New Energy Vehicle Drive Motor Winding

In response to the high-power and high-density characteristics of new energy vehicle drive motors, a certain motor factory has adopted a high-end fully automatic winding solution:

-Technological breakthrough: Successfully achieved precision winding of flat copper wire with a cross-sectional area of 10mm ² or more

-Special process: Adopting layered winding technology to ensure the insulation requirements of high-voltage motors

-Temperature control: Real time monitoring of wire temperature during winding process to prevent insulation layer damage

-Data traceability: The winding parameters of each motor are automatically recorded and archived, supporting quality traceability

After the implementation of the project, the power density of the drive motor in the factory increased by 15%, and due to the improvement of winding accuracy, the motor efficiency increased by 2 percentage points.

Case Three: Application of Micro Precision Motor Winding

A company producing micro precision motors is facing a technical bottleneck in the winding of ultra-fine wires (wire diameter 0.02mm). After using a specially designed fully automatic winding machine:

-Ultra fine wire processing: equipped with special guide wheels and tension control system, achieving stable winding of 0.02-0.05mm wire diameter

-Anti wire breakage design: using airflow guidance and shock absorption devices, with a wire breakage rate of less than 0.1%

-Nano level accuracy: The winding position accuracy reaches ± 5 μ m, meeting the requirements of medical grade micro motors

-Clean production: fully enclosed design, in compliance with dust-free workshop production standards

This solution enables enterprises to successfully enter the high-end medical equipment motor market, with product unit prices increasing by more than three times.

3、 Analysis of Technical Advantages

From the above cases, it can be seen that fully automatic winding machines have demonstrated multiple technological advantages in the field of motor manufacturing:

1. Accuracy and Consistency: The servo control system ensures the positional accuracy of each coil turn, ensuring the consistency of the motor's electromagnetic performance

2. Complex process implementation: It can complete complex winding processes that are difficult to achieve manually, such as flying fork winding, needle winding, etc

3. High material utilization rate: precise control of wire length, reducing waste, material utilization rate can reach over 99%

4. High level of intelligence: supports intelligent functions such as parameter memory, automatic correction, and fault diagnosis

5. Ergonomic improvement: reduce labor intensity for workers and decrease the occurrence of occupational diseases

4、 Economic Benefit Evaluation

The investment return cycle of fully automatic winding machines is usually 1-2 years, with significant long-term economic benefits:

1. Direct cost savings: reduce labor costs, lower scrap rates, and save material consumption

2. Indirect benefits: Improve product consistency, enhance market competitiveness, shorten delivery cycles, and improve customer satisfaction

3. Strategic value: laying the foundation for the transformation of enterprises towards intelligent manufacturing and enhancing their technological image

Taking medium-sized motor factories as an example, the introduction of fully automatic winding machines can increase the annual comprehensive benefits of a single production line by more than 2 million yuan.

5、 Future Development Trends

With the development of motor technology towards high efficiency, miniaturization, and intelligence, fully automatic winding machines will also show the following development trends:

1. Higher speed: The winding speed will be increased from the current 1000 revolutions per minute to over 1500 revolutions per minute

2. More functional integration: Integrate processes such as embedding, binding, and testing to achieve "one-stop" production

3. Application of AI technology: Utilizing machine learning to optimize winding parameters and independently improve winding quality

4. Green manufacturing: reduce energy consumption, minimize noise, and use environmentally friendly materials

5. Remote operation and maintenance: remote monitoring and maintenance of equipment based on industrial Internet

Conclusion

As a key equipment in the motor manufacturing industry, fully automatic winding machines are driving the entire industry towards high-quality and high-efficiency development. From the application cases shared in this article, it can be seen that whether it is traditional industrial motors, emerging new energy vehicle motors, or micro precision motors, fully automatic winding technology can provide reliable solutions. With the continuous advancement of technology, fully automatic winding machines will play an important role in a wider range of fields, providing strong support for the intelligent transformation of the motor manufacturing industry. Enterprises should choose suitable automation winding solutions based on their own product characteristics and production needs to enhance market competitiveness and win development opportunities.