Title:
【発明の名称】プレス装置
Document Type and Number:
Japanese Patent JPH08500391
Kind Code:
A
Abstract:
PCT No. PCT/GB93/00548 Sec. 371 Date Sep. 26, 1994 Sec. 102(e) Date Sep. 26, 1994 PCT Filed Mar. 17, 1993 PCT Pub. No. WO93/18878 PCT Pub. Date Sep. 30, 1993A method and apparatus for manufacturing a powder metallurgy article comprising two or more individually compacted layers is described. The apparatus includes a number of powder deposition means for depositing powder into at least one die cavity, the number of powder deposition means corresponding to at least the number of different powder compositions in an article being compacted, a die assembly having a female die body which is moveable with respect to a first press ram, a mechanically driven second press ram, means for driving said second press ram, control system means for controlling the relative positions and movements of said female die body, said first press ram, said second mechanically driven press ram and said powder deposition means such that they operate in synchronism, characterised by said control system means including an angle counter having proportional drive means from the press apparatus such that one cycle of the angle counter corresponds to a required number of press compaction strokes.
Inventors:
Seamets, Hans-George
Baker, Andrew Robert
Baker, Andrew Robert
Application Number:
JP51636293A
Publication Date:
January 16, 1996
Filing Date:
March 17, 1993
Export Citation:
Assignee:
Komager Gelner Machinen Fabric GM Behr
International Classes:
B22F3/02; B22F5/00; B22F7/06; B30B11/02; B30B1/28; B30B11/00; B30B11/06; (IPC1-7): B22F3/02; B22F7/06; B30B11/02
Attorney, Agent or Firm:
Shoichi Monma