Technology leads the future, Innovation drives development.

Technology leads the future, Innovation drives development.

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Safe lifting equipment without losing magnetism when powered off

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Electropermanent Lifting Magnets

Including lifting plates, lifting pipes, lifting steel coils, lifting channel steel, customization...

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Electropermanent chuck

Including robotic arm suction cups, robotic arm welding fixtures, automated sorting...

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Electropermanent magnetic chuck

Including milling machines, grinding machines, lathes...

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Quick Mold Change System

Including injection molding machines, stamping machines, and flip-mold machines...

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Metallurgy & Machinery

From the upstream steelmaking process of the industrial chain to the middle and downstream mechanical manufacturing field, electric permanent magnets provide excellent solutions for lifting and handling operations due to their unique performance of not losing magnetism when powered off. This feature not only safeguards the advancement of intelligent manufacturing, but also effectively promotes the realization of energy conservation and emission reduction. It overcomes the drawbacks of traditional manual lifting methods such as time-consuming, labor-intensive, severe losses, and high energy consumption, greatly improving the safety and production efficiency of industry lifting operations, and leading a new trend of efficient production.
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Automated Production

In the global trend towards "Industry 4.0" and the acceleration of artificial to intelligent transformation, we bravely stand at the forefront, break through numerous obstacles, and fully inject a continuous stream of new momentum into "Made in China". Electric permanent magnets stand out among numerous intelligent transformation projects and are frequently selected due to their significant advantages of "small yet powerful" and "precise intelligent control". And we have been deeply involved in the technical discussions and installation debugging work of domestic and foreign brands such as Fanuc, KUKA, ABB and other robotic arms, as well as Messer intelligent driving. With our professional abilities, we have helped upgrade the industry, driven the industry forward with innovation, and made "Made in China" steadily move forward on the road of intelligent components, shining brightly.
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Shipyards and Ports

In the wave of Industry 4.0, electric permanent magnet technology has revolutionized and reshaped the heavy lifting pattern, injecting strong momentum into shipbuilding and smart port construction. With the core advantages of "millisecond level response adsorption" and "millimeter level precision control", this technology has deeply empowered shipbuilding leaders such as Hudong Zhonghua and Jiangnan Shipbuilding, realizing high-frequency precision lifting and intelligent sorting of large steel plates, creating a new type of handling mode with low energy consumption, high safety, and full process automation, and driving the green transformation of the port and shipping industry. At Liangshan Port Smart Terminal, the magnetic control system successfully controlled the unmanned stacking of over 35 tons of steel coils, breaking the industry record with millimeter level positioning accuracy.
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Rail Transit

Qianhao Magnetoelectric Permanent Magnet Technology leads the intelligent transformation of rail transit equipment manufacturing with millisecond level magnetic control and millimeter level precision. In key projects such as China Railway Construction and CRRC, their precision milling machines have processed electric permanent magnet suction cups to achieve non-destructive adsorption of railway tracks, increasing operational efficiency by 40% and reducing energy consumption by 95%. The "Intelligent Heavy Load Steel Plate Transport Line" standard, led by this technology, has been deeply integrated into the Tianqiao Jiacheng 5G intelligent production line. Through magnetic dynamic grouping control technology, it achieves millisecond level switching between single sheet sorting and multiple sheet stacking suction of steel plates, and the single operation cycle is compressed to 8 seconds.
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Automotive Industry

Qianhao's magneto electric permanent magnet technology provides millisecond level response and millimeter level accuracy, helping to upgrade the intelligence of the automotive industry. This technology has provided efficient solutions for leading enterprises such as FAW Jiefang, Dongfeng Motor, Changan Automobile, SAIC Group, GAC Group, BYD, Geely, Great Wall Motors, Chery Automobile, etc. The electric permanent magnet lifting device realizes high-speed sorting and precise feeding of steel plates in the stamping workshop, combined with a 270 degree rotation function, making it easy to handle complex workstations; The end effector is integrated into the robot arm and can simultaneously grasp multiple car wheels or engine cylinder blocks, increasing handling efficiency by 40%.
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Wind Power Generation

Qianhao Magnetoelectric Permanent Magnet Technology deeply empowers the wind power industry chain, and uses precise magnetic control to assist enterprises such as Sany Group, Yuanjing Energy, and Daikin Heavy Industry in achieving intelligent upgrading of heavy equipment manufacturing. At the Lighthouse Factory of Sany Heavy Industry, Qianhao Electric's permanent magnet lifting equipment fully covers the production process of core components such as wind turbine main frames and wheel hubs. Through millisecond level demagnetization response and millimeter level positioning accuracy, the automation rate of cutting and cutting 30 ton steel plates reaches 100%, and energy consumption is reduced by 95% compared to traditional electromagnetic equipment.
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Injection Molding Process

Qianhao's magneto electric permanent magnet technology deeply empowers the innovation of injection molding process, reconstructs a fast mold changing system with magnetic templates, achieves millisecond level adsorption response and micrometer level positioning accuracy, matches global mainstream injection molding machine brands such as Haitian, Zhenxiong, Yizhimi, Fanuc, Sumitomo, Toshiba, Nissin, Engel, Klaus Maffei, etc., and builds a cross model standardized solution. In the field of home appliances, we have assisted Midea, Gree, and Haier in achieving instant mold switching, reducing downtime for a single device by over 500 hours per year.
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Metallurgy & Machinery

Automated Production

Shipyards and Ports

Rail Transit

Automotive Industry

Wind Power Generation

Injection Molding Process

ABOUT US

Hunan Qianhao Electrical And Mechanical Technology Co., Ltd.

Established in 2002, located in the "Magnet Capital of China" - Yueyang, Hunan, with a registered capital of 35 million RMB and approximately 6000 square meters of office space, the company is an innovative high-tech enterprise focusing on the design, R&D, and manufacturing of magnetic and electric technology products.

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Industry-leading Expertise

50 +

Invention and Utility Model Patents

500

Designated Corporate Partners

6000

Modernized Smart Factory

35 Million

Registered Capital

Cooperative Customers

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