Steel bar traction device and using method thereof

The invention relates to the technical field of constructional engineering, and discloses a steel bar traction device and a using method thereof.The steel bar traction device comprises a base, a traction assembly, a reciprocating assembly and a clamping assembly, the traction assembly and the reciprocating assembly are both installed on the base, the clamping assembly is installed on the traction assembly, and the traction assembly comprises a first support, a motor, a reel and a traction rope; the reciprocating assembly comprises a second support, a third support, a first protective shell, a first rotating shaft, a first bevel gear, a second rotating shaft, a second bevel gear, a third rotating shaft, a first connecting rod, a first connecting column, a mounting base, a driving plate, a fixing plate, a first sliding block, a U-shaped frame, a second connecting column and a rope ring. The clamping assembly comprises a second protective shell, a mounting block, a second sliding block, a second connecting rod,