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Title:
POWDER PACKING METHOD AND DEVICE THEREFOR
Document Type and Number:
Japanese Patent JP3240365
Kind Code:
B2
Abstract:

PURPOSE: To drop a powder into the powder packing hole of a forming die from the lower port of a hopper in a uniform density with a simple mechanism.
CONSTITUTION: This device is provided with a hopper 2 having a cylindrical barrel 20, a driving frame 30 having an induction hole 30a having a diameter larger than the periphery of the barrel 20 of the hopper and revolving horizontally and a fixed frame 31 positioned on the stage different from the driving frame 30, coupled with the induction hole 30a of the driving frame 30 and having a guide hole 31a of the same diameter. The barrel 20 of the hopper 2 is clamped from its periphery by the edges of the induction hole 30a and guide hole 31a as the driving frame 3 is revolved, the hopper 2 is guided by the induction hole 31a along the guide hole 31a, and the hopper 2 is rotated and revolved around a powder packing hole 10.


Inventors:
Toru Mizuno
Osamu Shindo
Yuuya Watanabe
Application Number:
JP13606395A
Publication Date:
December 17, 2001
Filing Date:
May 10, 1995
Export Citation:
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Assignee:
TDK Co., Ltd.
International Classes:
B28B13/02; B01J4/00; (IPC1-7): B01J4/00; B28B13/02
Domestic Patent References:
JP59162940A
JP639406U
Attorney, Agent or Firm:
Kazuo Takeshita