Express delivery helping hand loading and unloading car

The utility model discloses an express delivery helping hand loading and unloading car, it gets device (1), stroke multiplying assembly (2) by pressing from both sides, counter weight adjusting device (3) and high adjusting device (4) are constituteed, stroke multiplying assembly (2) are got device (1) through rack and pinion mechanism and clamp and are linked to each other, counter weight adjusting device (3) are located and press from both sides the below of getting device (1), high adjusting device (4) link to each other with frame and railway carriage, realize the lift of railway carriage through the cylinder chain. The utility model discloses in handling, can reduce people's intensity of labour, use manpower sparingly, improved handling efficiency, effectively avoid the emergence of violence loading and unloading incident, guaranteed commodity safety, as a simple and easy mechanical booster unit, convenient to use, the operation of being convenient for. 本实用新型公开了种快递助力装卸车，其由夹取装置(1)、行程倍增装置(2)、配重调节装置(3)和高度调节