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Patent Searching and Data


Title:
CUTTING BLADE, CUTTING DEVICE, MANUFACTURING METHOD FOR CERAMIC GREEN SHEET AND CERAMIC SINTERED BODY, AND CUTTING METHOD
Document Type and Number:
WIPO Patent Application WO/2021/193738
Kind Code:
A1
Abstract:
This cutting device has a pair of cutting blades, each having a circular disk shape with a cutting edge on an outer peripheral section thereof, and cuts a workpiece along a moving direction as the workpiece moves between rotational shafts of the pair of cutting blades while the pair of cutting blades rotate in mutually opposite directions. A workpiece W1 is cut when the cutting edges formed on the outer peripheral sections of the pair of cutting blades overlap each other as viewed along the axial direction of the rotational shafts. The cutting edge of one or both of the pair of cutting blades has a surface with an arithmetic average roughness Ra of 0.25 mm or smaller and a ten-point average roughness Rz of 1.5 mm or smaller.

Inventors:
YAMAGATA TOSHITAKA (JP)
MORI KAZUHISA (JP)
KOMIYA KATSUHIRO (JP)
Application Number:
PCT/JP2021/012297
Publication Date:
September 30, 2021
Filing Date:
March 24, 2021
Export Citation:
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Assignee:
DENKA COMPANY LTD (JP)
International Classes:
B26D1/24; B26D7/18; B28B11/14
Attorney, Agent or Firm:
HASEGAWA Yoshiki et al. (JP)
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