Cutter box of shield tunneling machine with cutters easy to disassemble and assemble

• Main Authors: LI CHUNGUANG, ZHAO QIJIAN, XIE JINCHANG, GUO LEI, HUANG AN, DENG WEI, LI XIANG, HUANG BINGCHENG
• Format: Patent
• Language: Chinese; English
• Published: 28.12.2021
• Subjects: EARTH DRILLING; FIXED CONSTRUCTIONS; GALLERIES; LARGE UNDERGROUND CHAMBERS; MINING; SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, ORDRAINING IN OR OF MINES OR TUNNELS; SHAFTS; TUNNELS

The utility model discloses a cutter box of a shield tunneling machine easy to disassemble and assemble cutter in the technical field of shield tunneling machine equipment, which comprises a cutter box, a hobbing cutter, a buckling mechanism and a wedge block, the hobbing cutter is fixedly connected in an inner cavity of the cutter box, the buckling mechanism is fixedly connected in the middle of the front side wall of the cutter box and is sequentially arranged from top to bottom, and the wedge block is arranged in the inner cavity of the cutter box. The wedge block is connected to the right side of the front side wall of the hob through a pin, a cutterhead is welded to the right side wall of the hob box, a shield body is rotatably connected to the right side wall of the cutterhead, a fixing shaft is fixedly connected to the middle of an inner cavity of the hob box, positioning grooves are formed in the left side wall of the fixing shaft, and the fixing shafts are sequentially arranged from top to bottom; a