Shandong University

Liqing Sun

Xin Zhang

Liang Wang

Qingliang Zeng

Kuidong Gao

Xiaodi Zhang

Wenbo Xu

A shearer cutting unit with double-speed rollers includes a motor driving unit, a motor driving unit, a gear transmission unit and a roller output unit. The motor driving unit includes a left cutting motor and a right cutting motor which are both arranged in a cutting unit case and connected with the roller output unit in a transmission way through the gear transmission unit. The roller output unit comprises a middle output shaft (-), a far-end output shaft, a middle support frame, a middle roller, a far-end support frame and a far-end roller. A cutting roller is separated into two coaxially-rotating parts, and the two rollers can rotate in different speeds.

Growing community of inventors

Shandong, China

Liqing Sun