To provide a self-propelled treatment machine capable of easily transporting a detached hopper by a truck.

The self-propelled treatment machine includes: a traveling body 1; a jaw crusher provided on a body frame 4 of the traveling body 1; a hopper 10 for receiving a treatment target object to be treated in the jaw crusher; and a conveyor 40 for discharging a treated object which is treated in the jaw crusher. The hopper 10 is configured so as to stand by itself in a standing posture grounded at a side part, and has a pin 79 for the time of shifting from a horizontal posture to the standing posture at least on one of a left side and a right side, and a hanging part 81 for hanging the hopper 10 at least on the other side, respectively.