Jig for assembling box cover and box body of automobile door lock together by pressing

The utility model discloses a jig for assembling a box cover and a box body of an automobile door lock together by pressing. The jig comprises a base and a rack vertically fixed on the base, wherein a bearing table is slidably arranged on the base; a plurality of positioning blocks are fixed on the bearing table and can form the profile of the box body in a surrounding manner; an ejection part is arranged at the area, surrounded by the positioning blocks, on the bearing table; a downward-pressing mechanism is arranged at the top of the rack; the drive parts of the bearing table, ejection part and downward-pressing mechanism are all controlled by a controller automatically to work. According to the jig, the box cover and box body to be pressed are placed at the area surrounded by the positioning blocks, and the controller automatically controls the downward-pressing mechanism to press the box cover on the box body. Therefore, automatic production is realized, and not only is the labor intensity lowered but als