Filling machine hopper product description: a kind of filling machine hopper fixing device, including hopper, filling machine, glue coil, internal hexagon bolt, the bottom of the hopper has a base, the base inside evenly distributed rectangular cam slot, the base inside evenly distributed tooth slot, the rectangular cam slot inside has a step hole, the filling machine top has a assembly cam, the assembly cam outside evenly distributed rectangular cam, the assembly cam outside evenly distributed outer teeth, the rectangular cam inside has a internal thread slot, the assembly cam inside the base, the rectangular cam inside the rectangular cam slot, the outer teeth inside the tooth, the step hole and the inner thread slot work together to form a fixed thread cavity, the hopper inside the hopper, the filling machine inside has a drop hole, the hopper inside the hopper and the drop hole work together.