Pressure sensor negative pressure simulation test device

The invention discloses a pressure sensor simulation test device. The provided pressure sensor negative pressure simulation test device has the advantages of good safety performance, accurate simulation test and simple use. The device provided by the invention comprises a control box (1), a vacuum box body (2), a vacuum gate (3) and an air pressure control device (4). An automatic door lock mechanism (5) is arranged in the vacuum box body (2). The automatic door lock mechanism (5) comprises a slide rail (51), a door locking slide plate (52), a locking cylinder (53), a door latch cylinder (54), a door locking support (55), two rotating columns (56) and a V-shaped block (57). The locking cylinder (53) and the door latch cylinder (54) are oppositely arranged. The output end of the locking cylinder (53) is connected with the door locking support (55). The pressure sensor negative pressure simulation test device further comprises a door hook I (6) which is arranged on the inner side of the vacuum gate (3). The pre