Rapid replacement device for bearing agricultural implements

The utility model discloses a rapid replacement device for bearing an agricultural implement, which consists of an auxiliary frame arranged on a rear frame of a tractor and an agricultural implement underframe matched with the auxiliary frame, when the rapid replacement device is used, the underframe provided with the agricultural implement is arranged on the auxiliary frame fixed with the rear frame of the tractor, and only a front lock catch and a rear lock catch need to be locked; when other agricultural implements are replaced, only the front lock catch and the rear lock catch need to be loosened, the agricultural implement underframe and the agricultural implements fixed on the agricultural implement underframe need to be integrally lifted, and when other agricultural implements can be smoothly replaced, the process is the same, the operation is simple and convenient, and labor and materials are saved. Installation devices of different agricultural implements are universally designed, the installation gu