| 摘要 |
Provided in the present invention is an automatic clamping assembly of a boring machine, which comprises a sank protruded at the center of the back side; a tool comprising at least one coupling protrusion protruded in a constant interval in the radius direction of the sank; a spindle head clamping or unclamping the sank of the tool; and a clamping device clamping or unclamping each coupling protrusion of the tool, to automatically clamp the tool by using a sensor when clamping the tool, and comprises a front hood formed at the front of the spindle head, and a first piston unit installed at the outer circumferential surface of the spindle head and supplying an oil pressure to the clamping device. |
