Semiconductor chip flatness detection device

The utility model discloses a semiconductor chip flatness detection device comprising a workbench and a moving block, the outer wall of the moving block is provided with an adjusting groove, the inner wall of the adjusting groove is provided with a locking plate, the outer wall of the locking plate is provided with a thread groove, the inner wall of the adjusting groove is movably provided with a sliding plate, and the sliding plate is provided with a thread groove. A threaded rod is installed on the outer wall of the sliding plate, a rod body is installed on the outer wall of the sliding plate, an electromagnet is installed on the outer wall of the rod body, a magnet body is installed on the outer wall of the electromagnet, and a collecting box is installed on the outer wall of the magnet body. According to the utility model, the collecting device is installed, the distance between the two groups of rod bodies is adjusted according to different sizes of semiconductor chips, so that the magnet body and the el