Title:
DEVICE FOR POSITIONING SLIDING CORE
Document Type and Number:
Japanese Patent JP3295367
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To improve the positioning precision of a sliding core in a die clamping state and to reduce the excess thickness for working in the following process.
SOLUTION: At the time of sliding a sliding core 2 by interlocking the opening/closing of a lower die 1 and an upper die, a mispositioning prevention mechanism 15 is arranged between the abutting surface 2k on the front surface of the sliding core 2 at the position near a core pin 3 and the receiving surface 9u of a cavity forming die 9 for forming the cavity C, in order to guide the sliding core 2 or prevent the mispositioning of the sliding core in the die clamping state. As this mispositioning prevention mechanism 15, a positioning pin 16 arranged on the abutting surface 2k and a positioning hole 17 formed on the receiving surface 9u, are constituted so as to be freely fitted.
Inventors:
Taichi Mitsuo
Toshiro Ichihara
Eiji Yamada
Hideo Hazegawa
Toshiro Ichihara
Eiji Yamada
Hideo Hazegawa
Application Number:
JP2411698A
Publication Date:
June 24, 2002
Filing Date:
February 05, 1998
Export Citation:
Assignee:
Honda motor industry stock company
International Classes:
B22D17/22; B22D17/24; B29C33/44; B29C33/76; B29C45/26; (IPC1-7): B22D17/22; B22D17/24; B29C33/44; B29C33/76; B29C45/26
Domestic Patent References:
| JP6328215A |
Attorney, Agent or Firm:
Yu Koyama