Plate member shearing apparatus, method for shearing plate member, and sheared piece of plate member

A shearing apparatus ( 1 ) for shearing a plate member ( 2 ) is provided with a pair of shearing rollers ( 20, 20 ) opposed with each other. These shearing rollers ( 20, 20 ) are rotated in opposite directions in a state that the plate member ( 2 ) in pinched by and between peripheral surfaces of th...

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Bibliographic Details
Main Authors OHASHI ATSUO, TSUKAHARA MASAYUKI
Format Patent
LanguageEnglish
Published 25.04.2006
Subjects
BROACHING
CUTTING
DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING,CUTTING-OUT, STAMPING-OUT OR SEVERING
FILING
HAND CUTTING TOOLS
LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOTOTHERWISE PROVIDED FOR
MACHINE TOOLS
MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVINGMATERIAL
METAL-WORKING NOT OTHERWISE PROVIDED FOR
PERFORMING OPERATIONS
PLANING
PUNCHING METAL
SAWING
SCRAPING
SEVERING
SHEARING
SLOTTING
TRANSPORTING
WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS ORPROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL
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Summary:A shearing apparatus ( 1 ) for shearing a plate member ( 2 ) is provided with a pair of shearing rollers ( 20, 20 ) opposed with each other. These shearing rollers ( 20, 20 ) are rotated in opposite directions in a state that the plate member ( 2 ) in pinched by and between peripheral surfaces of these shearing rollers ( 20,20 ). These shearing rollers ( 20, 20 ) are provided with at least one pair of shearing portions ( 21, 21 ) to be engaged with each other to shear the plate member ( 2 ). These shearing portions ( 21, 21 ) are formed on the peripheral surfaces and extend in an axial direction of the roller ( 20, 20 ).
Bibliography:Application Number: US20030472484