Scraper loading and unloading tool car with positioning function

The utility model discloses a scraper loading and unloading tool car with a positioning function, and a positioning mechanism of the scraper loading and unloading tool car comprises a bearing plate, fixing plates arranged at the front ends of the two sides of the bottom of the bearing plate, threaded columns arranged on the back surfaces of the fixing plates, and threaded sleeves arranged on the front sides and the rear sides of the surfaces of the threaded columns, the device comprises a threaded column, a threaded sleeve arranged at the top of the threaded column, a connecting rod arranged at the top of the threaded sleeve, a clamping plate arranged at the top of the connecting rod and a rotary disc arranged at the front end of the threaded column, and further comprises a damping mechanism which comprises positioning plates, a connecting plate arranged between the two positioning plates and dampers arranged on the front side and the rear side of the top of the connecting plate. And the first spring is arran