The utility model discloses an intelligent coal -winning machine control system based on CAN bus, which comprises an electric control box, near -end control unit and remote monitoring unit, near -end control unit and remote monitoring unit are all communicated with the electric cabinet, the electric cabinet includes explosion -proof box and the control unit, the control unit includes the controller, power supply system, a CAN bus communication module, the 2nd CAN bus communication module and ethernet communication module, the 2nd CAN bus communication module is met with the controller through photoelectric isolation module, near -end control unit includes pickup assembly, main converter, from the converter, left side cut motor and right cut motor, the remote monitoring unit includes display terminal and a plurality of reserved interface. The utility model relates to a CAN bus connection can be passed through with the module of coal -winning machine dispersion to the novelty, and easy operation realizes electrical system's optimization, and it is convenient to maintain, satisfies far and near external equipment's the biggest communication speed, and reliable and stable, the practicality is strong.