Adjustable plough head unloading device of belt conveyor

The utility model discloses an adjustable plough head unloading device of a belt conveyor. According to the adjustable plough head unloading device of the belt conveyor, main plough blades are fixed onto a main plough tool rest, auxiliary plough blades are fixed onto an auxiliary plough tool rest through bolts, clamping grooves are connected to the auxiliary plough tool rest in a welded mode, hand wheels are connected with the upper ends of screws through keys, the lower ends of the screws are fixedly provided with round plates which are clamped inside the clamping grooves, the hand wheels are fixed to the upper portions of the screws, and fixation between the main plough tool rest and the auxiliary plough tool rest is realized through the method that the screws penetrate through nuts welded to the main plough tool rest to be connected with reserved holes in the main plough tool rest in a threaded mode. According to the adjustable plough head unloading device of the belt conveyor, auxiliary plough tools can b