Interior decoration concealed wire auxiliary threading device

The utility model discloses an interior decoration dark line auxiliary threading device which comprises a main rod and fixing plates fixedly connected to the outer walls of the two ends of the main rod, the main rod is of a hollow structure, moving grooves are formed between the outer walls and the inner walls of the two sides of the main rod, and a reciprocating lead screw is rotationally connected between the inner walls of the opposite ends of the fixing plates. Driving motors are arranged on the outer walls of the other sides of the fixing plates correspondingly, and rotating shafts are fixedly connected between one ends of output shafts of the driving motors and the reciprocating lead screws correspondingly. The circumferential outer wall of the reciprocating lead screw is sleeved with a moving ring through threads. According to the utility model, under the condition that the driving motor is started, the moving ring sleeved on the outer wall of the reciprocating screw rod reciprocates along the reciproc