JPH0353619U - - Google Patents
Info
- Publication number
- JPH0353619U JPH0353619U JP1989114592U JP11459289U JPH0353619U JP H0353619 U JPH0353619 U JP H0353619U JP 1989114592 U JP1989114592 U JP 1989114592U JP 11459289 U JP11459289 U JP 11459289U JP H0353619 U JPH0353619 U JP H0353619U
- Authority
- JP
- Japan
- Prior art keywords
- section
- roller
- cross
- shaped raceway
- raceway groove
- 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.)
- Pending
Links
- 238000010586 diagram Methods 0.000 description 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
- F16C29/0633—Ball or roller bearings in which the rolling bodies circulate partly without carrying load with a bearing body defining a U-shaped carriage, i.e. surrounding a guide rail or track on three sides
- F16C29/0635—Ball or roller bearings in which the rolling bodies circulate partly without carrying load with a bearing body defining a U-shaped carriage, i.e. surrounding a guide rail or track on three sides whereby the return paths are provided as bores in a main body of the U-shaped carriage, e.g. the main body of the U-shaped carriage is a single part with end caps provided at each end
- F16C29/065—Ball or roller bearings in which the rolling bodies circulate partly without carrying load with a bearing body defining a U-shaped carriage, i.e. surrounding a guide rail or track on three sides whereby the return paths are provided as bores in a main body of the U-shaped carriage, e.g. the main body of the U-shaped carriage is a single part with end caps provided at each end with rollers
-
- 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
- F16C29/0611—Details of the bearing body or carriage or parts thereof, e.g. methods for manufacturing or assembly of the return passages, i.e. the passages where the rolling elements do not carry load
-
- 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
- F16C29/0609—Details of the bearing body or carriage or parts thereof, e.g. methods for manufacturing or assembly of the ends of the bearing body or carriage where the rolling elements change direction, e.g. end caps
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bearings For Parts Moving Linearly (AREA)
Description
第１図は本考案の第１実施例の斜視図、第２図
は第１図の−線断面図、第３図は柱状体の側
面図、第４図はエンドキヤツプの要部の模式的斜
視図、第５図は第２図の−線断面図、第６図
はエンドキヤツプ構成部材の斜視図、第７図は第
５図の−線断面図、第８図は保持器の平面図
、第９図は第２実施例のスライダ本体の横断面図
、第１０図は第３実施例のスライダ本体の横断面
図である。
図中、１……案内レール、３……スライダ、３
Ａ……スライダ本体、３Ｂ……エンドキヤツプ、
４，５……（レールの）軌道溝、８，９……（ス
ライダ本体の）軌道溝、１４，１５……ローラ戻
し通路、１６……貫通孔、１７……柱状体、２２
……湾曲路。
Fig. 1 is a perspective view of the first embodiment of the present invention, Fig. 2 is a sectional view taken along the line - - in Fig. 1, Fig. 3 is a side view of the columnar body, and Fig. 4 is a schematic diagram of the main parts of the end cap. A perspective view, FIG. 5 is a sectional view taken along the line -- in FIG. 2, FIG. 6 is a perspective view of the end cap component, FIG. 7 is a sectional view taken along the - line in FIG. 5, and FIG. 8 is a plan view of the cage. , FIG. 9 is a cross-sectional view of the slider body of the second embodiment, and FIG. 10 is a cross-sectional view of the slider body of the third embodiment. In the figure, 1...Guide rail, 3...Slider, 3
A...Slider body, 3B...End cap,
4, 5... Raceway groove (of the rail), 8, 9... Raceway groove (of the slider body), 14, 15... Roller return passage, 16... Through hole, 17... Column body, 22
...Curved road.
Claims (1)
づつの軸方向のＶ字形軌道溝を有する案内レール
と、該案内レールに軸方向に移動可能に遊嵌され
ると共に案内レールのＶ字形軌道溝に対向するＶ
字形軌道溝を内側面に有し且つ該Ｖ字形軌道溝に
それぞれ平行するローラ戻し通路を内部に有する
スライダ本体と、該スライダ本体の軸方向両端部
に取付けられて前記ローラ戻し通路と前記相対す
るＶ字形軌道溝とを連通せしめる湾曲路が設けら
れたエンドキヤツプと、前記相対するＶ字形軌道
溝とローラ戻し通路と湾曲路とでなるローラ循環
経路内に挿入された多数のローラとを備えたロー
ラリニアガイド装置において、 前記スライダ本体のローラ戻し通路は、非円形
断面を有する軸方向の貫通孔に挿入され該貫通孔
と同形断面を有する柱状体の内部に角形断面の上
下２条の貫通孔として形成されていることを特徴
とするローラリニアガイド装置。 (2) 前記非円形断面は２個の円を連結してなる
まゆ玉状断面であり、それらの円の重なり部分が
1/4円以内とされたことを特徴とする請求項(1)記
載のローラリニアガイド装置。 (3) 前記断面角形の上下２条のローラ戻し通路
を有する非円形断面の柱状体は、断面が線対称に
形成されている請求項(1)記載のローラリニアガ
イド装置。[Claims for Utility Model Registration] (1) A guide rail that extends in the axial direction and has two axial V-shaped raceway grooves on each side on both sides thereof, and a freewheel that is movable in the axial direction on the guide rail. V that is fitted and faces the V-shaped raceway groove of the guide rail.
a slider body having a V-shaped raceway groove on its inner surface and roller return passages therein that are parallel to the V-shaped raceway grooves; An end cap provided with a curved path communicating with the V-shaped raceway groove, and a large number of rollers inserted into a roller circulation path consisting of the opposing V-shaped raceway groove, a roller return path, and the curved path. In the roller linear guide device, the roller return passage of the slider body is inserted into an axial through hole having a non-circular cross section, and two upper and lower through holes each having a square cross section are formed inside a columnar body having the same cross section as the through hole. A roller linear guide device characterized in that it is formed as a. (2) The non-circular cross section is a cocoon-shaped cross section formed by connecting two circles, and the overlapping part of those circles is
2. The roller linear guide device according to claim 1, wherein the amount is within 1/4 yen. (3) The roller linear guide device according to claim (1), wherein the columnar body having a non-circular cross section and having two upper and lower roller return passages having a rectangular cross section is formed to have a line-symmetrical cross section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989114592U JPH0353619U (en) | 1989-09-29 | 1989-09-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989114592U JPH0353619U (en) | 1989-09-29 | 1989-09-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0353619U true JPH0353619U (en) | 1991-05-23 |
Family
ID=31662954
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989114592U Pending JPH0353619U (en) | 1989-09-29 | 1989-09-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0353619U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012067926A (en) | 2012-01-13 | 2012-04-05 | Thk Co Ltd | Movement guiding device |
-
1989
- 1989-09-29 JP JP1989114592U patent/JPH0353619U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012067926A (en) | 2012-01-13 | 2012-04-05 | Thk Co Ltd | Movement guiding device |