The troubleshooting of equipment in the mine of Huangling No.1 Mine was carried out by manual inspection, which had problems such as high labor intensity and poor detection effect. In response to this situation, the design of the inspection robot was carried out in terms of the overall system scheme, hardware and software, and was applied in the field in the belt roadway of the mine, taking into account the demand for belt inspection, the actual application showed that the designed inspection robot system completed the inspection and fault judgment operation of each part of the belt equipment, and realized the automatic inspection purpose of unattended and robotic inspection of the mine equipment.