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Patent Searching and Data


Title:
INTELLIGENT CROSS WEDGE ROLLING MILL FOR LARGE-SIZED AXLE IN RAIL TRAFFIC
Document Type and Number:
WIPO Patent Application WO/2022/165920
Kind Code:
A1
Abstract:
An intelligent cross wedge rolling mill for a large-sized axle in rail traffic. Two lower journals (409) are respectively detachably connected to left and right end faces of a lower roller (451); two upper journals (408) are respectively detachably connected to left and right end faces of an upper roller (452); separation shaft sleeves (454) are provided between an upper sliding shaft (405) and an upper bearing seat (401) and between a lower sliding shaft (407) and a lower bearing seat (402); each separation shaft sleeve is in the form of an inner spline structure; the upper sliding shaft or the lower sliding shaft is in the form of an outer spline structure; and the separation shaft sleeves are in meshing connection with the upper sliding shaft or the lower sliding shaft, so as to achieve rapid disconnection of the upper and lower rollers and the upper and lower journals, achieve the rapid operating and mounting of the rollers, satisfy requirements of rapid replacement, and increase the flexibility of rolling.

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Inventors:
CHU ZHIBING (CN)
WANG BAOYU (CN)
REN ZHONGKAI (CN)
LI SHULIN (CN)
LI YUGUI (CN)
ZHOU XINLIANG (CN)
HUANG XIANAN (CN)
XU JUNSHENG (CN)
QIN JIANXIN (CN)
JI YAFENG (CN)
LIU JINPING (CN)
Application Number:
PCT/CN2021/080676
Publication Date:
August 11, 2022
Filing Date:
March 15, 2021
Export Citation:
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Assignee:
UNIV TAIYUAN SCIENCE & TECH (CN)
International Classes:
B21B13/02; B21B31/12; B21B31/16; B21B38/00; B21B38/08
Foreign References:
CN102553927A2012-07-11
CN203184337U2013-09-11
CN208542739U2019-02-26
CN208976508U2019-06-14
CN1258237A2000-06-28
CN206046664U2017-03-29
KR100861963B12008-10-09
EP1136143A22001-09-26
Attorney, Agent or Firm:
TAIYUAN SHENLIDE INTELLECTUAL PROPERTY AGENCY(SPECIAL ORDINARY PARTNERSHIP) (CN)
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