Recently, the main shaft mechanism of winding machine which from Xiamen Hongfa Industrial Robot Co.,Ltd. has won 1 international invention patent (US). The patent name is "SPINDLE MECHANISM OF WINDING MACHINE", and the inventors are Guo Fanlin, Liao Jianming, Bai Jiechang, Liu Yinhua, etc.

The patent content originates from the innovative application of the design concept of precision machine tools by Guo Fanlin, general manager and chief engineer of Xiamen Hongfa Industrial Robot Co.,Ltd., in the field of winding machines. The new spindle mechanism of this patent improves the dynamic balance ability of the spindle under high-speed operation, reduces noise, and the service life of the main shaft is increased by more than 1 times, which lays a technical foundation for the production of high-end densely wound coil production lines.

This patent is the first international invention patent authorized by Xiamen Hongfa Industrial Robot Co.,Ltd. and also the first international invention patent obtained by Hongfa Group in the field of high-end automation equipment, marking the company's new breakthrough in the internationalization of independent intellectual property rights.