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Patent Searching and Data


Title:
DEVICE FOR FEEDING BAR STOCK
Document Type and Number:
Japanese Patent JP2011031300
Kind Code:
A
Abstract:

To provide a device for feeding a bar stock with which wrong feed is detected even when performing the feed of the material in the state where a continuously worked material before working and a worked material on which a punched hole is continuously punched after press working are ranged.

When the bar stock W is conveyed toward a working part 4 by the bar stock feeding means 20 in the state where the bar stock W is clamped by a bar stock clamping means 31 attached to a slider 24, when a load torque value which is generated on a servomotor 22 exceeds the allowable value which is set by a torque setting part 55, an abnormal signal is output to a controlling part 51 by a torque deciding part 54, a stopping signal is output to a servomotor controller by the controlling part 51 and the servomotor 22 is stopped and the feed of the bar stock W is stopped.


Inventors:
Haji, Makoto
Application Number:
JP2009000183207
Publication Date:
February 17, 2011
Filing Date:
August 06, 2009
Export Citation:
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Assignee:
ASAHI- SEIKI MANUFACTURING CO LTD
International Classes:
B21D43/00