JPS6321558U - - Google Patents
Info
- Publication number
- JPS6321558U JPS6321558U JP11415786U JP11415786U JPS6321558U JP S6321558 U JPS6321558 U JP S6321558U JP 11415786 U JP11415786 U JP 11415786U JP 11415786 U JP11415786 U JP 11415786U JP S6321558 U JPS6321558 U JP S6321558U
- Authority
- JP
- Japan
- Prior art keywords
- fluid
- main shaft
- conduit
- rotating spindle
- main
- 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
- 238000011084 recovery Methods 0.000 claims description 4
- 230000002093 peripheral effect Effects 0.000 claims description 2
- 239000012530 fluid Substances 0.000 claims 3
- 230000002706 hydrostatic effect Effects 0.000 claims 2
- 239000012809 cooling fluid Substances 0.000 claims 1
Landscapes
- Constituent Portions Of Griding Lathes, Driving, Sensing And Control (AREA)
- Magnetic Bearings And Hydrostatic Bearings (AREA)
Description
第１図は本考案の外周回転型スピンドルの実施
例を示し、第１図ａは断面図、第１図ｂは主軸部
の右側面図、第１図ｃは主軸部の左側面図である
。第２図は従来例の空気静圧軸受を用いた外周回
転型スピンドルの断面図である。
１１ａ，１１ｂ…主軸、１４…回転部材、２０
…供給管路、３０…主回収管路。
Fig. 1 shows an embodiment of the outer periphery rotating spindle of the present invention, Fig. 1a is a sectional view, Fig. 1b is a right side view of the main shaft portion, and Fig. 1c is a left side view of the main shaft portion. . FIG. 2 is a cross-sectional view of a peripheral rotary spindle using a conventional aerostatic bearing. 11a, 11b...Main shaft, 14...Rotating member, 20
...supply pipe line, 30...main recovery pipe line.
Claims (1)
形成した主軸と、工具取付部材と駆動プーリによ
つて構成される回転部材を備えた外周回転型スピ
ンドルの構造において、前記主軸の軸方向の中心
部に静圧軸受用流体を回収するための主回収管路
とこの主回収管路の周縁部に前記流体を供給する
供給管路およびエアーシールに用いる空気供給管
路を形成したことを特徴とする外周回転型スピン
ドルの構造。 (2) 主軸は主回収管路の排出側の対向面から冷
却用流体を導入するための導入口を設けたことを
特徴とする実用新案登録請求の範囲第１項記載の
外周回転型スピンドルの構造。[Claims for Utility Model Registration] (1) An outer periphery rotating spindle equipped with a main shaft supported at both ends and forming a fluid supply section for a hydrostatic bearing, and a rotating member consisting of a tool mounting member and a drive pulley. In this structure, there is a main recovery conduit for recovering the hydrostatic bearing fluid at the center in the axial direction of the main shaft, a supply conduit for supplying the fluid to the periphery of the main recovery conduit, and a supply conduit used for the air seal. A structure of an outer peripheral rotating spindle characterized by forming an air supply conduit. (2) The outer periphery rotating spindle according to claim 1, wherein the main shaft is provided with an inlet for introducing cooling fluid from the opposite surface on the discharge side of the main recovery pipe. structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11415786U JPH042771Y2 (en) | 1986-07-25 | 1986-07-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11415786U JPH042771Y2 (en) | 1986-07-25 | 1986-07-25 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6321558U true JPS6321558U (en) | 1988-02-12 |
| JPH042771Y2 JPH042771Y2 (en) | 1992-01-30 |
Family
ID=30996635
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11415786U Expired JPH042771Y2 (en) | 1986-07-25 | 1986-07-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH042771Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014237205A (en) * | 2013-06-10 | 2014-12-18 | トヨタ自動車株式会社 | Rotary shaft device |
-
1986
- 1986-07-25 JP JP11415786U patent/JPH042771Y2/ja not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014237205A (en) * | 2013-06-10 | 2014-12-18 | トヨタ自動車株式会社 | Rotary shaft device |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH042771Y2 (en) | 1992-01-30 |