Machine head transmission device whets a knife

The embodiment of the utility model discloses machine head transmission device whets a knife, including rotation motor and the roating seat that load the cutter, rotate motor demountable installation on the roating seat, the roating seat passes through cylinder ball bearing and installs on the bearing frame, the below of roating seat is equipped with rotary actuator, rotary actuator drive the roating seat is in the bearing frame internal rotation. The utility model has the advantages of the utility model provides a pair of machine head transmission device whets a knife is equipped with rotating base, can grind cutter rotation to suitable angle, realizes the multi -angle and grinds, and simultaneously, rotation angle is by mechanical control, easy operation, polishing precision height. 本实用新型实施例公开了种磨刀机头传动装置，包括载有刀具的转动马达以及旋转座，所述转动马达可拆卸安装在旋转座上，所述旋转座通过圆柱滚珠轴承安装在轴承座上，所述旋转座的下方设有旋转马达，旋转马达驱动所述旋转座在所述轴承座内转动。本实用新型的有益效果在于：本实用新型提供的种磨刀机头传动装置，设有旋转底座，可以将刀具旋转至合适角度进行研磨，实现多角度研磨，同时，旋转角度由机械控制，操作简单，研磨精度高。