Machining center with loading device having a pivot arm
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United States of America Patent
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-
Apr 17, 2001
Grant Date -
N/A
app pub date -
Oct 30, 1998
filing date -
Nov 1, 1997
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A machining center has a number of machine tools which each have a working space for machining workpieces, a clamping station in which workpieces to be machined are clamped into workpiece holders, and a loading device 26 which transports the workpiece holders between the clamping station and the working space of at least one machine tool, and in order to transport the workpiece holder has a pivot arm 43 which is swung in as the loading device 26 moves, and which for workpiece changing is pivoted at least partially about a pivot axis 93 into the working space or to the clamping station. The workpiece holder has a fixture 51 for positionally accurate receiving of a workpiece, which has at its two end faces holding parts 56, 57 via which it is held in the clamping station and in the working space. The loading device 26 has a further pivot arm 43' arranged parallel to the pivot arm 43, the pivot arms 43, 43' grasping the fixture 51 at the end faces and receiving it between them for transport.
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