Thread multi-tooth cleaning device and using method thereof

The invention provides a thread multi-tooth cleaning device and a using method thereof. The device comprises a shell, an inner box and several thread cleaning teeth; the inner box is arranged in the shell in a matched mode, the inner box is of a semi-closed box body structure, and the inner box and the shell define a dirt collecting space; and a cleaning port is formed in one end of the shell and communicates with the dirt collecting space, and the multiple threaded cleaning teeth are evenly arranged at the cleaning port of the shell. According to the device, the dirt collecting space is defined by the inner box and the shell, the threaded cleaning teeth are arranged at the end of the shell, and when the threaded cleaning teeth are connected with to-be-cleaned workpiece threads in a matched mode, dirt on the surfaces of the threads is collected in the dirt collecting space by driving the threaded cleaning teeth to move on the to-be-cleaned threads, so that the dirt in the threads is cleared; the device is sim