The machine is suitable for single person operation. The machine head automatically rebounds. It is equipped with cutting width limit protection device and intelligent automatic counter device. It can count accurately and reset automatically. The elastic power line is free from shaking and breaking. It has the advantages of fast cutting speed, low noise, high precision, neat cloth pressing without dislocation, arbitrary cutting length setting, fast knife grinding, time saving, labor saving, material saving, simple operation. It has characteristics of convenience and so on.