Tubular column bending resistance detection device

The utility model relates to the technical field of performance detection, in particular to a tubular column bending resistance detection device which comprises a box body, an automatic sliding rail mechanism is fixedly connected in the top of the box body, a sliding block is slidably connected to the bottom of the automatic sliding rail mechanism, and a push rod air cylinder is fixedly connected to the bottom of the sliding block through a connecting block. A pressure sensor is fixedly connected to the output end of the push rod air cylinder, a timer is fixedly connected to the inner wall of the box body, a pressing block is fixedly connected to the bottom of the pressure sensor, and supporting plates are slidably connected to the two sides of the inner wall of the bottom of the box body and fixedly connected with the inner wall of the bottom of the box body through sliding rail mechanisms. The two supporting plates are fixedly connected through the connecting plate, the back face of the connecting plate is