| 摘要 |
PURPOSE: A transmission and a cutting device using the same are provided to easily cut objects by changing the speed as the speed of a cutting blade is changed to the rotation speed according to the materials of the objects rotated. CONSTITUTION: A cutting device comprises a first gear (131), a second gear (132), a third gear (141), a lever, and a fourth gear (123). The first gear is mounted on a rotary shaft (117) of a motor (115). The second gear is interlocked with the first gear and rotates by receiving the power. The third gear comprises a driven gear, a protrusion, an elongated groove, and a power transmission gear (143). The lever is mounted on a frame and moves the shaft of the third gear. The fourth gear is fixed to a spindle in which a cutting blade is mounted. The fourth gear is interlocked with the power transmission gear of the third gear. |
