Rebar bending center speed reducer

The utility model relates to the technical field of speed reducers, in particular to a steel bar bending center speed reducer, which comprises a support frame, a screw rod is arranged at the top of the cross rod, a connecting plate is arranged at the end of the cross rod, a clamping plate is arranged at the end of the connecting plate, and protrusions are arranged on the surface of the supporting frame; the bending disc is arranged at the top of the supporting frame; the device has the beneficial effects that a screw is arranged on the surface of the motor, a pulley makes contact with the ground, the motor is conveniently pushed, the motor is fixed to the surface of the supporting frame through the screw, the screw is screwed, so that a transverse rod ascends, a connecting plate and clamping plates ascend along with the transverse rod, the clamping plates abut against the ends of the protrusions, the two sets of clamping plates clamp the outer portions of the two sets of protrusions, and the clamping effect i