DEBURRING TOOL FOR PUNCH PRESS

PROBLEM TO BE SOLVED: To provide a deburring tool for a punch press with which burrs formed in a cut part of a metal sheet in the punch press are removed as a stage in the same punch press. SOLUTION: This deburring tool 6 comprises an upper die 7 and a lower die 8 which are arranged oppositely to ea...

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Bibliographic Details
Main Author ICHIKAWA SHIGEJI
Format Patent
LanguageEnglish
Published 11.01.2007
Subjects
MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVINGMATERIAL
PERFORMING OPERATIONS
PUNCHING METAL
TRANSPORTING
WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS ORPROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL
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Summary:PROBLEM TO BE SOLVED: To provide a deburring tool for a punch press with which burrs formed in a cut part of a metal sheet in the punch press are removed as a stage in the same punch press. SOLUTION: This deburring tool 6 comprises an upper die 7 and a lower die 8 which are arranged oppositely to each other. The lower die 8 comprises:a lower die holder 32; and a burr contact member 33 which is supported freely rotatably around the center of rotation which is vertical to this lower die holder 32. The burr contacting member 33 has a burr contact projection part 33c which is concentric with the center of the rotation on the upper surface. The burr contact projection part 33c comprises a chevron shpe having an incline in contact with the burrs the outer peripheral surface of which are a straight line or a curved line in the cross section. The metal sheet W is moved in the state where the metal sheet W is held by the upper die 7 and the incline of the burr contact member 33, thereby continuously removing the burrs formed along the cut part A formed on the metal sheet W. COPYRIGHT: (C)2007,JPO&INPIT
Bibliography:Application Number: JP20050184271