Automatic short thread end trimming device of sewing machine

The utility model discloses a sewing machine short thread end automatic trimming device which comprises a working table, a sewing table is fixedly connected to the top face of the working table, a sewing machine body is arranged on the top face of the sewing table, a transverse moving mechanism is arranged on the top face of the working table, and a first electric push rod is fixedly installed on the top face of the transverse moving mechanism. A second electric push rod is fixedly connected to the top of the output end of the first electric push rod, a dust suction mechanism is arranged at the end of the output end of the second electric push rod, a cutting mechanism is arranged on the bottom face of the dust suction mechanism, preferably, the transverse moving mechanism comprises a control box, and the bottom face of the control box is fixedly connected with the top face of the workbench. According to the short thread end shearing device, the effect that short thread ends on the surface of a sewing material