Title:
FLANGE MECHANISM
Document Type and Number:
Japanese Patent JP2023059022
Kind Code:
A
Abstract:
To provide a flange mechanism capable of easily attaching/detaching a cutting blade.SOLUTION: A flange mechanism 1 includes: a boss part 31 inserted in a central hole 126 of a cutting blade 121; a flange part 32 protruding radially outside from the boss part 31; and a fixing mechanism 4 positioned at a pressing position in which a pressing part 52 on a tip side of the boss part 31 moves to the radially outside and the cutting blade 121 is pressed to the flange part 32 side, and a retreat position in which the pressing part 52 moves to the radially inside of the boss part 31. The fixing mechanism 4 includes: a blade pressing member 5 which has the pressing part 52 at a tip and is rotatable at a rotary shaft 51 orthogonal to an axial direction of a spindle 122, and in which a rear end side is energized by a spring member 54 facing the center in a radial direction of the boss part 31; and a shaft member 6 arranged so as to move in the axial direction at the center of the boss part 31, and energized in a tip direction of the boss part 31.SELECTED DRAWING: Figure 4
Inventors:
FURUTA KENSUKE
Application Number:
JP2021168889A
Publication Date:
April 26, 2023
Filing Date:
October 14, 2021
Export Citation:
Assignee:
DISCO ABRASIVE SYSTEMS LTD
International Classes:
B24B45/00; B23Q3/12; H01L21/301; H01L21/304
Attorney, Agent or Firm:
Sakai International Patent Office