Title:
CUTTING BLADE FIXING MECHANISM
Document Type and Number:
Japanese Patent JP2023054963
Kind Code:
A
Abstract:
To fix a hub type cutting blade to a blade mount without using a fixing nut.SOLUTION: A cutting blade fixing mechanism is used to fix a hub type cutting blade to a spindle and includes: a blade mount having a cylindrical boss part which is inserted into a penetrating opening of a base, and a receiving flange part protruding from a base end part of the boss part as seen in a length direction of the boss part to the radial outer side of the boss part and including an annular contact surface which may contact with one surface side of the base of the cutting blade, the blade mount fixed to a tip of the spindle. The blade mount further includes fixing members which protrude to the radial outer side of the boss part from an outer periphery side surface of the boss part, press the base from the other surface side of the base, located at the opposite side of one surface of the base, of the cutting blade to the one surface side, and sandwich the cutting blade with the receiving flange part to fix the cutting blade to the blade mount when the cutting blade is fixed to the blade mount.SELECTED DRAWING: Figure 3
Inventors:
YAMADA TOMOHIRO
Application Number:
JP2021164011A
Publication Date:
April 17, 2023
Filing Date:
October 05, 2021
Export Citation:
Assignee:
DISCO ABRASIVE SYSTEMS LTD
International Classes:
B24B45/00; H01L21/301
Attorney, Agent or Firm:
Matsumoto
Tomohiro Okamoto
Takahiro Kasahara
Hideaki Okamoto
Takayuki Okano
Toshikazu Imato
Tomohiro Okamoto
Takahiro Kasahara
Hideaki Okamoto
Takayuki Okano
Toshikazu Imato