Title:
SHORT STRESS LINE MULTI-ROLLER STRAIGHTENING MACHINE
Document Type and Number:
WIPO Patent Application WO/2013/117096
Kind Code:
A1
Abstract:
A short stress line multi-roller straightening machine comprises a frame (1), a roller system, and bearing blocks and a pull rod (2) arranged at one end or both ends of the roller system. The roller system comprises an upper straightening roller group (3) and a lower straightening roller group (4). The bearing blocks comprise upper bearing blocks (5) and lower bearing blocks (6) corresponding to the upper straightening roller group (3) and the lower straightening roller group (4) respectively. The upper bearing blocks (5) are respectively connected with the two adjacent lower bearing chokes (6) through the pull rod (2), and the upper bearing blocks (5) and/or the lower bearing blocks (6) are in movable fit with the pull rod (2) in the axial direction of the pull rod. A roller gap adjusting device acting on the pull rod (2) is correspondingly arranged on the bearing blocks which in movable match with the pull rod (2) in the axial direction. The short stress line multi-roller straightening machine is simple in structure, compact in structure, light in weight and low in costs, and has features of short stress line and high rigidity.
Inventors:
CHEN YI (CN)
WANG SHIYAN (CN)
LI YUELIN (CN)
WANG SHIYAN (CN)
LI YUELIN (CN)
Application Number:
PCT/CN2012/085429
Publication Date:
August 15, 2013
Filing Date:
November 28, 2012
Export Citation:
Assignee:
CISDI ENG CO LTD (CN)
International Classes:
B21D3/02
Foreign References:
CN2582773Y | 2003-10-29 | |||
CN201470676U | 2010-05-19 | |||
CN201493307U | 2010-06-02 | |||
CN101301660A | 2008-11-12 | |||
SU573218A1 | 1977-09-25 | |||
CN102581080A | 2012-07-18 | |||
CN202438575U | 2012-09-19 |
Attorney, Agent or Firm:
TIDYTEND INTELLECTUAL PROPERTY LAW FIRM (CN)
北京同恒源知识产权代理有限公司 (CN)
北京同恒源知识产权代理有限公司 (CN)
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Claims: