Spring type pedestrian protection leg shape test launching device and test method

The invention relates to a spring type pedestrian protection leg shape test launching device and a test method, and belongs to the field of automobile collision test, the test launching device comprises a slide rail, a buffer spring, a push handle, a force application spring, a tension mechanism, a front-back adjusting assembly, a height adjusting assembly and an inclination angle adjusting assembly; the height adjusting assembly can adjust the height of the sliding rail. The front-back adjusting assembly can slide front and back along the sliding rail. Two ends of a pushing handle on the front side of the bottom plate are respectively sleeved on the two supporting shafts; on the front side and the rear side of the pushing handle, the two supporting shafts are sleeved with the two buffer springs and the two force application springs respectively; the inclination angle adjusting assembly is used for lifting the front end of the sliding rail so as to change the transmitting angle of the transmitting module arra