Unloading device and agitating lorry unloading operation system

The utility model provides a discharging device and a mixer truck discharging operation system. The discharging device comprises a base. The discharging mechanism is arranged on the base and used forbearing and guiding the materials; the running system is connected with the base and used for driving the discharging device to move, and the height between the discharging mechanism and the running surface of the running system is adjustable. According to the technical scheme of the utility model, the discharging device can be independently arranged, can be in accurate butt joint with a discharging opening of the concrete mixer truck, can be suitable for the concrete mixer trucks of different types, facilitates improvement of the discharging efficiency and reduction of the cost, enables the concrete mixer truck not to be provided with a special discharging device, facilitates reduction of the self weight of the concrete mixer truck, and simplifies the structure. 本实用新型提供了一种卸料装置和搅拌车卸料作业系统。其中，卸料装置包括底座；卸料机构，设于底座上，用于对