JPH0243518U - - Google Patents
Info
- Publication number
- JPH0243518U JPH0243518U JP12257888U JP12257888U JPH0243518U JP H0243518 U JPH0243518 U JP H0243518U JP 12257888 U JP12257888 U JP 12257888U JP 12257888 U JP12257888 U JP 12257888U JP H0243518 U JPH0243518 U JP H0243518U
- Authority
- JP
- Japan
- Prior art keywords
- ball rolling
- ball
- rolling groove
- guide rail
- slider
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000005096 rolling process Methods 0.000 claims description 11
- 238000003466 welding Methods 0.000 claims description 4
- 230000036316 preload Effects 0.000 claims 1
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
-
- 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
- F16C29/063—Ball or roller bearings in which the rolling bodies circulate partly without carrying load with a bearing body, e.g. a carriage or part thereof, provided between the legs of a U-shaped guide rail or track
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bearings For Parts Moving Linearly (AREA)
Description
第１図ないし第８図は本考案の実施例を示し、
第１図は要部を断面で示す正面図、第２図はスラ
イダ本体の斜視図、第３図はボール循環部材の上
部材の平面図、第４図はボール循環部材の下部材
の平面図、第５図はボール循環部材の中部材の平
面図、第６図は第５図の―線断面図、第７図
はボール転動溝の溝形状の拡大図、第８図はボー
ル転動溝の他の溝形状の拡大図である。
１は案内レール、２Ａ，２Ｂ，８Ａ，８Ｂはボ
ール転動溝、５はスライダ、６はスライダ本体、
７はボール循環部材、７Ａは上部材、７Ｂは中部
材、７Ｃは下部材、１０，１１は溶着用突起、９
はボール。
1 to 8 show embodiments of the present invention,
Fig. 1 is a front view showing the main parts in cross section, Fig. 2 is a perspective view of the slider body, Fig. 3 is a plan view of the upper member of the ball circulation member, and Fig. 4 is a plan view of the lower member of the ball circulation member. , Fig. 5 is a plan view of the middle member of the ball circulation member, Fig. 6 is a sectional view taken along the line - - in Fig. 5, Fig. 7 is an enlarged view of the groove shape of the ball rolling groove, and Fig. 8 is a plan view of the ball rolling member. It is an enlarged view of another groove shape of a groove. 1 is a guide rail, 2A, 2B, 8A, 8B are ball rolling grooves, 5 is a slider, 6 is a slider body,
7 is a ball circulation member, 7A is an upper member, 7B is a middle member, 7C is a lower member, 10 and 11 are welding projections, 9
is a ball.
Claims (1)
軸方向のボール転動溝を有して延長された案内レ
ールと、該案内レール内に多数のボールの転動を
介して軸方向に移動可能に嵌合されたスライダと
を備え、該スライダは、両側面に前記案内レール
のボール転動溝に対向するボール転動溝を有する
スライダ本体と、該スライダ本体に嵌合され内部
に前記ボール転動溝に連通するボール循環路を有
するボール循環部材とを一体に組み合わせてなる
軽量型リニアガイド装置において、 前記案内レールのボール転動溝と、これに対向
するスライダ本体のボール転動溝とをそれぞれ片
側で２列づつ形成し、各ボール転動溝の上下の間
隔を僅かに変えて前記ボールを２点で予圧すると
共に、前記ボール循環部材を上部材と下部材とそ
れら上下の部材で挟まれた中部材との３部材で構
成し、該中部材の上面と下面にはそれぞれ１対の
溶着用突起を設け、上方の溶着用突起は上部材を
挟んで前記スライダ本体に溶着され、下方の溶着
用突起は下部材に溶着されたことを特徴とする軽
量型リニアガイド装置。[Claims for Utility Model Registration] A guide rail that has a substantially U-shaped cross section and is extended with ball rolling grooves in the axial direction at symmetrical positions on both inner surfaces, and a large number of balls within the guide rail. a slider fitted so as to be movable in the axial direction through the rolling motion of the slider body, the slider having a ball rolling groove on both sides opposite to the ball rolling groove of the guide rail; A lightweight linear guide device that is integrally combined with a ball circulation member that is fitted into a slider body and has a ball circulation path therein that communicates with the ball rolling groove, the ball rolling groove of the guide rail; The opposing ball rolling grooves of the slider body are formed in two rows on each side, and the vertical spacing of each ball rolling groove is slightly changed to preload the balls at two points, and the ball circulation member is It is composed of three members: a member, a lower member, and a middle member sandwiched between the upper and lower members, and a pair of welding protrusions are provided on the upper and lower surfaces of the middle member, respectively, and the upper welding protrusion is attached to the upper member. A lightweight linear guide device, characterized in that the lower welding protrusion is welded to the lower member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12257888U JPH0620894Y2 (en) | 1988-09-19 | 1988-09-19 | Lightweight linear guide device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12257888U JPH0620894Y2 (en) | 1988-09-19 | 1988-09-19 | Lightweight linear guide device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0243518U true JPH0243518U (en) | 1990-03-26 |
| JPH0620894Y2 JPH0620894Y2 (en) | 1994-06-01 |
Family
ID=31370639
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12257888U Expired - Lifetime JPH0620894Y2 (en) | 1988-09-19 | 1988-09-19 | Lightweight linear guide device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0620894Y2 (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004504569A (en) * | 2000-07-25 | 2004-02-12 | イナーシエツフレル コマンディートゲゼルシャフト | Linear rolling bearing |
| JP2010112395A (en) * | 2008-11-04 | 2010-05-20 | Nsk Ltd | Linear motion device |
| WO2014162801A1 (en) * | 2013-04-01 | 2014-10-09 | 日本精工株式会社 | Linear guide device |
| JP2016061376A (en) * | 2014-09-18 | 2016-04-25 | 株式会社アイエイアイ | Linear guide |
-
1988
- 1988-09-19 JP JP12257888U patent/JPH0620894Y2/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004504569A (en) * | 2000-07-25 | 2004-02-12 | イナーシエツフレル コマンディートゲゼルシャフト | Linear rolling bearing |
| JP2010112395A (en) * | 2008-11-04 | 2010-05-20 | Nsk Ltd | Linear motion device |
| WO2014162801A1 (en) * | 2013-04-01 | 2014-10-09 | 日本精工株式会社 | Linear guide device |
| JP2014202219A (en) * | 2013-04-01 | 2014-10-27 | 日本精工株式会社 | Linear guide device |
| CN104246249A (en) * | 2013-04-01 | 2014-12-24 | 日本精工株式会社 | Linear guide device |
| EP2982876A4 (en) * | 2013-04-01 | 2016-12-14 | Nsk Ltd | Linear guide device |
| JP2016061376A (en) * | 2014-09-18 | 2016-04-25 | 株式会社アイエイアイ | Linear guide |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0620894Y2 (en) | 1994-06-01 |