Title:
A MATERIAL FEEDER OF A LARGE SIZE PLANETARY BALL MILL
Document Type and Number:
WIPO Patent Application WO/2007/131423
Kind Code:
A1
Abstract:
A material feeder of a large size planetary ball mill includes a hopper, a feeding frame
with several top corners, and a grinding barrel. A material guiding pipe is provided
on each top corner of the feeding frame and outside the discharge hole; a rotating
shaft is horizontally provided inside the material guiding pipe and the feeding
frame with one end supported on the feeding frame via a bearing and the other end
located outside the discharge port of the material guiding pipe. The other end
of the rotating shaft is connected to a spiral rack provided in the grinding barrel,
and some spiral vanes are provided on the part of the rotating shaft inside the
feeding frame. Under the driving of the spiral vanes, the material is fed first
to the material guiding pipe, which does not have spiral vanes, and then to the
grinding barrel homogeneously.
Inventors:
XU JINSHAN (CN)
YAN JINGPING (CN)
YAN JINGPING (CN)
Application Number:
PCT/CN2007/001389
Publication Date:
November 22, 2007
Filing Date:
April 26, 2007
Export Citation:
Assignee:
YANGZHOU QUNYOU POWDER MATERIA (CN)
XU JINSHAN (CN)
YAN JINGPING (CN)
XU JINSHAN (CN)
YAN JINGPING (CN)
International Classes:
B02C17/18; B02C17/08
Foreign References:
| CN2459082Y | 2001-11-14 | |||
| CN2527345Y | 2002-12-25 | |||
| CN2612453Y | 2004-04-21 | |||
| CN2274529Y | 1998-02-18 | |||
| CN2527347Y | 2002-12-25 | |||
| US5184782A | 1993-02-09 | |||
| US5232169A | 1993-08-03 |
Attorney, Agent or Firm:
SHOUCHUANG JUNHE PATENT AGENT CO., LTD.XIAMEN (No.191 Changqing Road Siming DistrictXiamen, Fujian 2, CN)
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