Civil building wall surface construction fixed-point digging device

The utility model discloses a fixed-point digging device for civil building wall surface construction. The device comprises a device frame body, a control panel, a deep adjustment mechanism, a diggingdevice and a cleaning mechanism, a water storage tank is arranged at the bottom of the device frame body; a water pump is mounted at the top end of the water storage tank; a control panel is fixed atthe top end of the device frame body; a sliding frame is fixed to one side of the device frame body. Sliding grooves are formed in the interiors of the two sides of the sliding frame; a lifting tableis arranged between every two adjacent sliding grooves, rolling wheels are hinged to the outer walls of the two sides of each lifting table at equal intervals, a digging device is arranged on one side of each lifting table, a deep adjustment mechanism is arranged on the surface of the portion, on the outer side of each digging device, of the corresponding lifting table, and a cleaning mechanism is arranged on the surface o