High Quality Copper End Ring And Rotor Bar With Good Conductivity

High quality Copper End ring and Rotor Bar with good conductivity

Copperrotorrods,alsoknownasrotorconductors,andcopperend rings are used together and are essential components of electric motors and generators.

The transfer of current and power between the stator and the rotor is mainly performed by the copper rotor rod. The following steps are usually involved in the manufacturing process of rotor bars:

• Bar Forming: The selected copper or aluminum material is initially cast into the shape of long bars through a process called bar forming. This can be done through continuous casting or other casting methods. The bars are typically rectangular or trapezoidal in cross-section, with dimensions designed to meet the specific motor or generator requirements.
• Bar Cutting: The long bars are cut into individual rotor bar lengths. This can be achieved using shearing machines, saws, or other cutting methods. The length of the bars is determined by the design and dimensions of the rotor.
• Forming and Shaping: The rotor bars undergo shaping or bending processes to achieve the desired shape and curvature. This is typically done through mechanical forming techniques, such as bending machines or presses. The bars may be shaped into curves or arcs to fit the curvature of the rotor core slots.
• Quality Control: Throughout the manufacturing process, rotor bars undergo rigorous quality control inspections to ensure they meet the required specifications and performance standards. This can include dimensional measurements, electrical conductivity testing, visual inspections, and other quality checks.

In electric motors, the Copper End ring and Rotor Bars are an essential component. In induction motors, they are particularly important. They have a crucial role in the conversion of electrical energy into mechanical energy in order for the motor to generate rotary motion. The rotor bars are typically made of copper or aluminium and are strategically placed in the core of the rotor to provide the necessary support.

The rotor bars of asynchronous motors are primarily responsible for conducting the induction within the rotor. The stator windings create a rotating magnetic field when the motor is energised. This rotating magnetic field causes a current to be induced in the rotor bars by electromagnetic induction.

The rotor bars are made of conductive material. They allow the induced current to flow through them. As the current flows, it creates its own magnetic field. This magnetic field interacts with the rotating magnetic field of the stator. This interaction creates a torque that causes the rotor to rotate.

About us:

Established in June 1985, the corporation got listed on the Shenzhen Stock Exchange in September 2017 (stock code 300697). Its primary area of business is conducting research, development, production and distribution of copper and copper alloy commodities. The company offers a variety of copper and copper alloy products, such as contact wires, power cables, copper alloy bus bars, and other copper parts. The products find widespread application in high-speed railway, transmission, and distribution, as well as in the fields of new energy vehicles, hydropower, nuclear power, wind power, photovoltaic solar energy, and other green new energy sectors.

Since its establishment, our company has been dedicated to providing customers with high-quality copper alloy products and services. We achieve this by using an advanced management system, strong research and development capabilities, and a focus on excellent product quality and customer service. We have formed partnerships with railway bureaus under the Railway Corporation, including those in Shanghai, Guangzhou, Beijing, Zhengzhou, Chengdu, and other locations. We also work with railway locomotive and motor production enterprises such as CRRC and national motor and electrical production enterprises like Xiangtan Electric (600416). SH), Dongfang Electric (600875.SH), Liangxin, Schneider Electric from France, SIEMENS from Germany and other internationally renowned companies have established strategic cooperative relations and become licensed suppliers of copper and copper alloy twisted wires and contact wires for China Railway Group's electrification bureau.

We are committed to new energy vehicles that align with the emerging era of smart vehicles, promoting innovation and efficiency. After more than five years of development, the company's new energy vehicle business has officially entered the global and domestic new energy vehicle industry. With new energy vehicle motor, battery, electric control and other core systems closely linked to precision structural components and conductive connectors, we will seize this development opportunity. With a leading advantage in the industry, we will continue to provide mainstream car companies with complete connection solutions at a competitive price while maintaining excellent product quality.

The company holds a leading position in the same industry due to its exceptional research and development capabilities and technical expertise. As of now, the company possesses 51 valid patents, which includes 9 invention patents. It has successfully achieved ISO9001:2015 certification for quality management systems, ISO14001:2015 certification for environmental management systems, ISO45001:2018 certification for Occupational Health and Safety management systems, IATF16949:2016 certification for management systems, certification for intellectual property management systems, CE certification, CRCC certification, URCC certification, and certification as a railway transport infrastructure equipment production enterprise. The company is recognised as a high-tech enterprise in Jiangsu Province, with a significant impact on the industry. It has been involved in formulating China's railway industry standards and national copper busbar standards on several occasions. Additionally, it has been recognised as a national specialised new and small enterprise.