Method and apparatus for changing tools
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United States of America Patent
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Nov 1, 2016
Grant Date -
Jan 15, 2015
app pub date -
Jul 12, 2014
filing date -
Jul 13, 2013
priority date (Note) -
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Abstract
A machining apparatus has a frame, a magazine holding a plurality of tools, a loader capable of moving the tools between the magazine and a primary transfer position, first and second tool holders each displaceable horizontally and vertically on the frame, and a transfer arm carrying a grab. Each of the tool holders can move into and out of a respective secondary transfer position for switching a tool, one of the tools is removed from the magazine with the loader and moved by the loader into the primary transfer position, then the one tool is transferred position to the grab of the transfer arm. This arm is them pivoted to move the one tool in the grab from the primary transfer position into one of the secondary transfer positions, and then the tool at the one secondary transfer position is transferred from the grab to the respective holder.
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