Vehicle-mounted elevator

A vehicle-mounted lifter comprises a box body, a movable support, a swing arm assembly and a lifting table. The swing arm assembly comprises a first swing arm and a second swing arm, one end of the first swing arm and one end of the second swing arm are both hinged to a first mounting seat arranged on the movable support, the other end of the first swing arm and the other end of the second swing arm are both hinged to a second mounting seat arranged on the lifting table, and the first swing arm and the second swing arm are arranged in a stacked mode and parallel to each other. And the first swing arm, the second swing arm, the first mounting seat and the second mounting seat form a parallelogram connecting rod mechanism. According to the embodiment of the utility model, the lifting platform is driven to ascend and descend through the two parallel and stacked swing arms, so that the lifting platform can be kept horizontal in the ascending and descending process, the structure is simple and compact, the two swi