Tool Changer

摘要

A tool changer 10 includes a tool change arm 40 having tool holding portions 42, 52 at ends thereof, a support shaft supporting the tool change arm 40, a rotation mechanism including a rotation drive motor 25 and rotating the tool change arm 40 about an axis of the support shaft, a forward/backward movement mechanism including a forward/backward movement drive motor 13 and moving the tool change arm 40 forward and backward along the support shaft, and a mount base 11 having the rotation drive motor 25, the forward/backward movement drive motor 13 and the support shaft mounted thereon. The tool changer has a restraining member 60 provided thereon which restrains movement of the tool change arm 40 in a direction along the support shaft by engaging with the tool change arm 40 positioned at an original position.

主权项

1. A tool changer disposed at a tool change position in a machine tool for replacing a tool attached to a spindle with a next tool positioned at a standby position, comprising:
a tool change arm having a tool holding portion at each of both ends thereof; a support shaft provided in parallel to the spindle for supporting the tool change arm; a rotation mechanism including a rotation drive motor and rotating the tool change arm about an axis of the support shaft by power of the rotation drive motor; a forward/backward movement mechanism including a forward/backward movement drive motor and moving the tool change arm forward and backward along the support shaft by power of the forward/backward movement drive motor; and a mount base having the rotation drive motor, the forward/backward movement drive motor and the support shaft mounted thereon; the tool changer having a restraining mechanism provided thereon for restraining movement of the tool change arm in a direction along the support shaft by direct engagement with the tool change arm positioned at an original position or indirect engagement with the tool change arm positioned at the original position through another member connected to the tool change arm.