| 摘要 |
PROBLEM TO BE SOLVED: To provide a seal part chamfering device for a tube vessel capable of outstandingly reducing facility cost and enhancing productivity or the like. SOLUTION: The chamfering device 1 includes: a base 2; a pair of cutter units 3; an air cylinder 4; a movement tool 5; a connector 6; a presser 7; and a fixing bolt 8. Chamfering machining is performed relative to both end parts of the seal part 11 of the tube vessel 10. COPYRIGHT: (C)2011,JPO&INPIT
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