Main driving system of heading machine

• Main Authors: XIA QIANPING, ZHANG HUIFENG, NIE WEI, XU CHENGFA, XU YAO, DAI HAOLIN, YIN SIYU, DU JUN, HUANG YANSHENG
• Format: Patent
• Language: Chinese; English
• Published: 30.04.2024
• Subjects: EARTH DRILLING; FIXED CONSTRUCTIONS; GALLERIES; LARGE UNDERGROUND CHAMBERS; MINING; SHAFTS; TUNNELS

A main driving system of a heading machine comprises a main driving supporting seat, a front shield, a main driving bearing and a plurality of driving motors. The main driving supporting seat comprises a front supporting plate, a connecting pipe and a rear supporting plate which are of an integrated structure, the two ends of the connecting pipe are fixedly connected with the inner edge of the front supporting plate and the inner edge of the rear supporting plate respectively, a plurality of driving motors are fixedly arranged on the rear supporting plate, and driving gears are arranged on power output shafts of all the driving motors; the main driving bearing is arranged on the connecting pipe in a sleeving mode, a bearing outer ring of the main driving bearing is fixed to the rear supporting plate, a gear ring meshed with the driving gear is arranged on the inner edge of a bearing inner ring of the main driving bearing, and meanwhile the end face of the bearing inner ring is in transmission fit with a cutte