Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
AUXILIARY DEVICE FOR FORMING LONG SPRING
Document Type and Number:
WIPO Patent Application WO/2022/032910
Kind Code:
A1
Abstract:
An auxiliary device for forming a long spring (70). A straightening element (20) and a positioning element (30) are provided to ensure the straightness of the long spring (70) during a forming process, thereby effectively preventing deformation of the spring (70) and improving the product yield. In addition, a position-limiting element (40) ensures that the spring (70) has an accurate length, prevents the spring (70) from having an inaccurate length due to machine adjustment errors, and ensures that the length of the spring (70) meets requirements, thereby enhancing production efficiency and improving the product quality.

More Like This:
JP2004074256METHOD FOR OMITTING END PART OF ROLLED WIRE ROD AND CUTTING DEVICE THEREFOR
JP2597320CONTINUOUS WORKING MACHINE FOR CUTTING AND BENDING BOTH END PARTS OF WIRE ROD
Inventors:
DENG CHANGYONG (CN)
Application Number:
PCT/CN2020/129112
Publication Date:
February 17, 2022
Filing Date:
November 16, 2020
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
FREEWON CHINA CO LTD (CN)
International Classes:
B21F11/00; B21F23/00; B23D33/02
Foreign References:
SU593788A11978-02-25
CN205732742U2016-11-30
CN110450206A2019-11-15
CN207914506U2018-09-28
CN206351224U2017-07-25
CN103433587A2013-12-11
CN204413005U2015-06-24
Attorney, Agent or Firm:
BEYOND ATTORNEYS AT LAW (CN)
Download PDF:
View/Download PDF      PDF Help



 
Previous Patent: FLEXIBLE TELESCOPIC TRANSMISSION DEVICE FOR CUTTER

Next Patent: GAZE TRACKING METHOD AND APPARATUS