Title:
PRESS MACHINE
Document Type and Number:
Japanese Patent JP2022098055
Kind Code:
A
Abstract:
To provide a press machine that can change a stroke length even during press working.SOLUTION: A press machine 10 includes a frame 20, a slide part 40, a crankshaft 70 and a connection part 80 for connecting the slide part 40 to the crankshaft 70. The connection part 80 includes a link mechanism 90 and a connection mechanism 110. The press machine includes an adjusting device 170 for vertically moving the connection mechanism 110 to allow variable angular ranges of bending and stretching of a first link 91 and a second link 92.SELECTED DRAWING: Figure 1
Inventors:
SAWADA TAKAHARU
Application Number:
JP2020211377A
Publication Date:
July 01, 2022
Filing Date:
December 21, 2020
Export Citation:
Assignee:
YAMADA DOBBY CO LTD
International Classes:
B30B1/14; B30B1/26
Attorney, Agent or Firm:
Akio Iida
Michiko Ema
Chiori Ueda
Toshiyuki Ando
Michiko Ema
Chiori Ueda
Toshiyuki Ando