Title:
C TYPE FRAME PRESS DEVICE AND PRESS WORKING METHOD BY C TYPE FRAME PRESS DEVICE
Document Type and Number:
Japanese Patent JP2019018212
Kind Code:
A
Abstract:
To provide miniaturization (compactification) of the whole device and reduce facility expenses by shortening the length of a connection frame of a C type frame press device.SOLUTION: A C type frame press device comprises: an upper side frame 32 to which a punch 38 is fixedly attached; a lower side frame 34 to which a die 40 is vertically-movably attached; and a connection frame 36 which connects the upper side frame 32 and the lower side frame 34. The punch 38 which is arranged on the upper frame 32 is arranged as such a positional state as to be inserted into a hollow region of an annular work-piece material W while the annular work-piece material W is positioned as a press working state. On the lower side of the lower side frame 34, a hydraulic cylinder device 42 which vertically moves the die 40 is positioned.SELECTED DRAWING: Figure 7
Inventors:
TANABE KEN
Application Number:
JP2017136165A
Publication Date:
February 07, 2019
Filing Date:
July 12, 2017
Export Citation:
Assignee:
JTEKT CORP
International Classes:
B30B1/32; B21D28/28; B21D43/00; B21D53/12; B30B15/04
Attorney, Agent or Firm:
Okada International Patent Office