Title:
LUBRICANT-CONTAINING MEMBER ASSEMBLY FOR BALL SCREW
Document Type and Number:
WIPO Patent Application WO/2017/065487
Kind Code:
A1
Abstract:
The present invention relates to a lubricant-containing member assembly for a ball screw. The lubricant-containing member assembly comprises: a feed nut (20) fed along a screw shaft (10) and provided so that a rolling element is rotated at a position corresponding to a screw groove (12) of the screw shaft (10); and a lubrication package (100) consisting of an arcuate cover (30), provided on the feed nut (10) and having a docking chamber (32) formed therein, a lubricant-containing member (40), accommodated in the docking chamber (32) and having a lubrication docking portion (42) which protrudes therefrom so as to lubricate the screw groove (12), and an elastic body (50) pressing the lubricant-containing member (40). The lubrication package (100) is radially arranged at a plurality of positions around the screw shaft (10) and is combined with each other by means of a fastening part (60) so that each lubricant-containing member (40) lubricates the screw groove (12) in independent spaces.
Inventors:
CHA YONG KEE (KR)
LEE SE HEUN (KR)
LEE JUN MAN (KR)
LEE SE HEUN (KR)
LEE JUN MAN (KR)
Application Number:
PCT/KR2016/011406
Publication Date:
April 20, 2017
Filing Date:
October 12, 2016
Export Citation:
Assignee:
THK CO LTD (JP)
SAMICK THK CO LTD (KR)
SAMICK THK CO LTD (KR)
International Classes:
F16H57/04; F16H25/20
Foreign References:
| JP2000161462A | 2000-06-16 | |||
| KR20120107548A | 2012-10-04 | |||
| JP2009047187A | 2009-03-05 | |||
| KR19990062691A | 1999-07-26 | |||
| JPH1030704A | 1998-02-03 |
Attorney, Agent or Firm:
CHANG, Soo Kil et al. (KR)
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