Title:
METHOD AND DEVICE FOR FORMING THREAD ON REINFORCING ROD END
Document Type and Number:
WIPO Patent Application WO/2010/022552
Kind Code:
A1
Abstract:
A device for forming the thread on the reinforcing rod end is positioned with expanding tools with at least two times. The device includes chamfering, skimming and threading tools (4), expanding and limiting units (3), arm expanding wedge blocks (2), and blade carriers (43) with several locating surfaces. The device can chamfer, skim and roll the end of the reinforcing rod, so as to form the thread. The device has simple structures and convenient operation.
Inventors:
WU XIAOXING (CN)
XU RUIRONG (CN)
XU RUIRONG (CN)
Application Number:
PCT/CN2008/002020
Publication Date:
March 04, 2010
Filing Date:
December 17, 2008
Export Citation:
Assignee:
CABR TECHNOLOGY CO LTD (CN)
WU XIAOXING (CN)
XU RUIRONG (CN)
WU XIAOXING (CN)
XU RUIRONG (CN)
International Classes:
B21H3/02; B23G1/04; E04C5/03
Foreign References:
| US5776001A | 1998-07-07 | |||
| CN2538449Y | 2003-03-05 | |||
| CH604951A5 | 1978-09-15 | |||
| CN2394745Y | 2000-09-06 | |||
| GB2162915A | 1986-02-12 |
Attorney, Agent or Firm:
KINGSOUND & PARTNERS (Block BKingSound International Center, 116 Zizhuyuan Road, Haidian District, Beijing 7, CN)
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