Title:
FIXTURE AND FORMATION METHOD FOR THROUGH-HOLE
Document Type and Number:
Japanese Patent JP2020099963
Kind Code:
A
Abstract:
To form a through-hole while using a clamp device clamping plural members by properly securing a contact surface of the clamp device with a support part.SOLUTION: A clamp plate 1 comprises a platy body part 2 disposed between a workpiece 50 having plural overlapped plates 51 and a first support part 13 of the clamp device 11. The body part 2 has a first plane 3 formed into a shape corresponding to a surface shape in a peripheral region of a through-hole formed by a drill 16 in the workpiece 50, and a second plane 4 which is a plane of the side opposite to the first plane 3 and has a planar shape capable of contacting with the first support part 13 of the clamp device 11.SELECTED DRAWING: Figure 1
Inventors:
TAKAHAGI MICHINOBU
Application Number:
JP2018239670A
Publication Date:
July 02, 2020
Filing Date:
December 21, 2018
Export Citation:
Assignee:
MITSUBISHI HEAVY IND LTD
International Classes:
B23B49/00; B23B45/00; B25B5/16
Attorney, Agent or Firm:
Noriharu Fujita
Miori Takao
Kawakami Miki
Miori Takao
Kawakami Miki