KR100776452B1 - 구름 안내 장치의 전동체 스페이서 - Google Patents
구름 안내 장치의 전동체 스페이서 Download PDFInfo
- Publication number
- KR100776452B1 KR100776452B1 KR1020010028657A KR20010028657A KR100776452B1 KR 100776452 B1 KR100776452 B1 KR 100776452B1 KR 1020010028657 A KR1020010028657 A KR 1020010028657A KR 20010028657 A KR20010028657 A KR 20010028657A KR 100776452 B1 KR100776452 B1 KR 100776452B1
- Authority
- KR
- South Korea
- Prior art keywords
- ball
- rolling element
- ball holding
- holding sheet
- rolling
- Prior art date
Links
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C29/00—Bearings for parts moving only linearly
- F16C29/04—Ball or roller bearings
- F16C29/06—Ball or roller bearings in which the rolling bodies circulate partly without carrying load
- F16C29/0602—Details of the bearing body or carriage or parts thereof, e.g. methods for manufacturing or assembly
- F16C29/0604—Details of the bearing body or carriage or parts thereof, e.g. methods for manufacturing or assembly of the load bearing section
- F16C29/0607—Details of the bearing body or carriage or parts thereof, e.g. methods for manufacturing or assembly of the load bearing section of parts or members for retaining the rolling elements, i.e. members to prevent the rolling elements from falling out of the bearing body or carriage
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/30—Parts of ball or roller bearings
- F16C33/37—Loose spacing bodies
- F16C33/3706—Loose spacing bodies with concave surfaces conforming to the shape of the rolling elements, e.g. the spacing bodies are in sliding contact with the rolling elements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H25/00—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms
- F16H25/18—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms for conveying or interconverting oscillating or reciprocating motions
- F16H25/20—Screw mechanisms
- F16H25/22—Screw mechanisms with balls, rollers, or similar members between the co-operating parts; Elements essential to the use of such members
- F16H25/2204—Screw mechanisms with balls, rollers, or similar members between the co-operating parts; Elements essential to the use of such members with balls
- F16H25/2233—Screw mechanisms with balls, rollers, or similar members between the co-operating parts; Elements essential to the use of such members with balls with cages or means to hold the balls in position
- F16H25/2238—Screw mechanisms with balls, rollers, or similar members between the co-operating parts; Elements essential to the use of such members with balls with cages or means to hold the balls in position using ball spacers, i.e. spacers separating the balls, e.g. by forming a chain supporting the balls
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transmission Devices (AREA)
- Rolling Contact Bearings (AREA)
- Bearings For Parts Moving Linearly (AREA)
Abstract
Description
Claims (4)
- 일렬로 무한 순환하는 볼을 통해서 한 쌍의 부재가 상대적인 연속 운동을 행하는 구름 안내 장치에 사용되며, 무한 순환로 내부에서 서로 인접하는 상기 볼들 사이에 개재되며, 상기 볼들과 함께 순환하는 전동체 스페이서로서,상기 전동체 스페이서는 한 쌍의 볼 홀딩 시트를 구비하며,상기 한 쌍의 볼 홀딩 시트는 상기 볼의 구면과 흡사한 오목한 구면 형상으로 형성되고, 상기 볼과 미끄럼-접촉하며,상기 한 쌍의 볼 홀딩 시트의 각 주위에는, 상기 볼 홀딩 시트의 가장자리 부분보다도 상기 볼의 배열 방향으로 돌출하여서, 상기 볼 홀딩 시트에 안착된 볼에 대해서 이격된 상태가 유지된 고리 형상의 탈락 방지부가 형성되는 것을 특징으로 하는 전동체 스페이서.
- 제 1항에 있어서, 상기 볼 홀딩 시트와 상기 탈락 방지부 사이에는 고리 형상의 홈이 형성되고, 상기 고리 형상의 홈은 윤활유 섬프로서의 기능을 가지고 있는 것을 특징으로 하는 전동체 스페이서.
- 제 1항에 있어서, 상기 볼 홀딩 시트에는 윤활유 섬프가 형성되는 것을 특징으로 하는 전동체 스페이서.
- 제 1항에 있어서, 상기 볼 홀딩 시트와 상기 탈락 방지부가 서로 다른 별개의 수지 재료로 성형되고, 상기 탈락 방지부는 상기 볼 홀딩 시트보다 경질의 재료로 성형되는 것을 특징으로 하는 전동체 스페이서.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020010028657A KR100776452B1 (ko) | 2001-05-24 | 2001-05-24 | 구름 안내 장치의 전동체 스페이서 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020010028657A KR100776452B1 (ko) | 2001-05-24 | 2001-05-24 | 구름 안내 장치의 전동체 스페이서 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20020089774A KR20020089774A (ko) | 2002-11-30 |
KR100776452B1 true KR100776452B1 (ko) | 2007-11-16 |
Family
ID=37490616
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020010028657A KR100776452B1 (ko) | 2001-05-24 | 2001-05-24 | 구름 안내 장치의 전동체 스페이서 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR100776452B1 (ko) |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4277117A (en) * | 1979-08-15 | 1981-07-07 | Keene Corporation | Internally reinforced ball bearing spacer |
JPH11315835A (ja) * | 1998-04-30 | 1999-11-16 | Nippon Seiko Kk | 直動装置 |
JP2000120825A (ja) * | 1998-06-02 | 2000-04-28 | Nsk Ltd | ボ―ルねじ機構、および直動装置 |
JP2000199556A (ja) * | 1998-10-27 | 2000-07-18 | Tsubaki Nakashima Co Ltd | スペ―サを具えたボ―ルねじ、及び該ボ―ルねじのボ―ルとスペ―サの介挿方法 |
US6095009A (en) * | 1998-10-27 | 2000-08-01 | Tsubaki Nakashima Co., Ltd. | Ball screw having spacers |
KR20010102946A (ko) * | 2000-05-08 | 2001-11-17 | 데라마찌 아끼히로 | 롤링 안내 장치용 롤링 요소 스페이서 |
-
2001
- 2001-05-24 KR KR1020010028657A patent/KR100776452B1/ko active IP Right Grant
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4277117A (en) * | 1979-08-15 | 1981-07-07 | Keene Corporation | Internally reinforced ball bearing spacer |
JPH11315835A (ja) * | 1998-04-30 | 1999-11-16 | Nippon Seiko Kk | 直動装置 |
JP2000120825A (ja) * | 1998-06-02 | 2000-04-28 | Nsk Ltd | ボ―ルねじ機構、および直動装置 |
JP2000199556A (ja) * | 1998-10-27 | 2000-07-18 | Tsubaki Nakashima Co Ltd | スペ―サを具えたボ―ルねじ、及び該ボ―ルねじのボ―ルとスペ―サの介挿方法 |
US6095009A (en) * | 1998-10-27 | 2000-08-01 | Tsubaki Nakashima Co., Ltd. | Ball screw having spacers |
KR20010102946A (ko) * | 2000-05-08 | 2001-11-17 | 데라마찌 아끼히로 | 롤링 안내 장치용 롤링 요소 스페이서 |
Also Published As
Publication number | Publication date |
---|---|
KR20020089774A (ko) | 2002-11-30 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US6616335B2 (en) | Rolling element spacer in rolling guide device | |
EP1486690B1 (en) | Spacer for linear motion apparatus and linear motion apparatus provided with spacer | |
EP0698744A1 (en) | Slide member | |
EP1186790B1 (en) | Rolling element spacers for rolling guide units | |
JPH11315835A (ja) | 直動装置 | |
TW565659B (en) | Rolling element spacer of rolling guide device | |
JP6804783B1 (ja) | ボールねじ機構及び直線移動装置 | |
KR100776452B1 (ko) | 구름 안내 장치의 전동체 스페이서 | |
US20090007710A1 (en) | Ball screw | |
US7159484B2 (en) | Linear motion device | |
JP6777416B2 (ja) | ボールねじ | |
JP6697924B2 (ja) | ボールねじ | |
JP2008215601A (ja) | 直動案内装置 | |
JP4280376B2 (ja) | 直動転がり案内ユニット | |
GB2397628A (en) | Rolling element spacer in rolling guide device | |
EP1138965A1 (en) | Rolling element spacer in a rolling guide device and a rolling guide apparatus incorporating rolling element spacers | |
JP2015137707A (ja) | 直動転がり装置 | |
US6095287A (en) | Mechanical arrangement for feeding fluid at a minute flow rate | |
JP4368070B2 (ja) | 転がり案内装置の転動体スペーサ | |
JP2004150587A (ja) | 直動装置用スペーサ及び直動装置 | |
JP2003148467A (ja) | 直動装置 | |
JP2003065418A (ja) | 転がり案内装置の転動体スペーサ | |
JP2013122296A (ja) | ボール保持部材、ボール連結体及びこれらを用いたリニアガイド又はボールねじ装置 | |
JP2003148466A (ja) | 直動装置 | |
JP2005133842A (ja) | 直動案内軸受装置 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
E902 | Notification of reason for refusal | ||
E701 | Decision to grant or registration of patent right | ||
GRNT | Written decision to grant | ||
FPAY | Annual fee payment |
Payment date: 20121023 Year of fee payment: 6 |
|
FPAY | Annual fee payment |
Payment date: 20131022 Year of fee payment: 7 |
|
FPAY | Annual fee payment |
Payment date: 20141021 Year of fee payment: 8 |
|
FPAY | Annual fee payment |
Payment date: 20151016 Year of fee payment: 9 |
|
FPAY | Annual fee payment |
Payment date: 20161019 Year of fee payment: 10 |
|
FPAY | Annual fee payment |
Payment date: 20171018 Year of fee payment: 11 |
|
FPAY | Annual fee payment |
Payment date: 20181018 Year of fee payment: 12 |