JPH0298212U - - Google Patents
Info
- Publication number
- JPH0298212U JPH0298212U JP2655088U JP2655088U JPH0298212U JP H0298212 U JPH0298212 U JP H0298212U JP 2655088 U JP2655088 U JP 2655088U JP 2655088 U JP2655088 U JP 2655088U JP H0298212 U JPH0298212 U JP H0298212U
- Authority
- JP
- Japan
- Prior art keywords
- bearing device
- rotary bearing
- air rotary
- pressure generating
- circumferential surface
- 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
- 230000002706 hydrostatic effect Effects 0.000 claims description 8
- 230000003068 static effect Effects 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Magnetic Bearings And Hydrostatic Bearings (AREA)
Description
第１図及び第３図はともに本考案実施例に係る
静圧空気回転軸受装置の要部破断面図、第２図及
び第４図は夫々第１図及び第３図の空気排出口部
分を説明するための拡大破断面図、第５図は従来
の静圧空気回転軸受装置の要部破断面図であり、
第６図は第５図の空気排出口部分を説明するため
の拡大破断面図、第７図は本考案に係る静圧空気
回転軸受装置のリサージユ図、第８図は従来の静
圧空気回転軸受装置のリサージユ図である。
１：軸受部、２：回転軸、３：静圧発生溝部、
４：加圧空気供給通路、６，６ａ，６ｂ：空気排
出通路。
FIG. 1 and FIG. 3 are both sectional views of main parts of a hydrostatic air rotary bearing device according to an embodiment of the present invention, and FIG. 2 and FIG. FIG. 5 is an enlarged broken sectional view for explanation, and is a broken sectional view of main parts of a conventional hydrostatic air rotary bearing device.
Fig. 6 is an enlarged broken sectional view for explaining the air outlet portion of Fig. 5, Fig. 7 is a resurge diagram of the hydrostatic air rotation bearing device according to the present invention, and Fig. 8 is a conventional hydrostatic air rotation bearing device. It is a resurge diagram of a bearing device. 1: Bearing section, 2: Rotating shaft, 3: Static pressure generating groove section,
4: Pressurized air supply passage, 6, 6a, 6b: Air discharge passage.
Claims (1)
された複数の空気排出口が、回転軸外周面の静圧
発生溝部及び円周方向で隣り合う静圧発生溝間の
ランド部とに対向して互い違いの位置関係に配置
されていることを特徴とする静圧空気回転軸受装
置。 ２ 静圧空気回転軸受装置の軸受部内周面に配設
された複数の空気排出口の円周方向の開口寸法が
、前記軸受部に内挿した回転軸外周面の内周方向
に隣り合う静圧発生溝の中心寸法とほぼ同一関係
であることを特徴とする静圧空気回転軸受装置。[Scope of Claim for Utility Model Registration] 1. A plurality of air exhaust ports arranged on the inner circumferential surface of the bearing part of a hydrostatic air rotary bearing device are connected to static pressure generating grooves on the outer circumferential surface of the rotating shaft and adjacent static pressures in the circumferential direction. A hydrostatic air rotary bearing device characterized in that the bearings are arranged in an alternating positional relationship facing the land portion between the generation grooves. 2 The opening dimensions in the circumferential direction of the plurality of air exhaust ports arranged on the inner circumferential surface of the bearing part of the hydrostatic air rotary bearing device are the same as those of the static pressure air rotary bearing device that are A hydrostatic air rotary bearing device characterized in that the center dimension of the pressure generating groove is approximately the same as the center dimension of the pressure generating groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2655088U JPH0298212U (en) | 1988-02-29 | 1988-02-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2655088U JPH0298212U (en) | 1988-02-29 | 1988-02-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0298212U true JPH0298212U (en) | 1990-08-06 |
Family
ID=31248279
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2655088U Pending JPH0298212U (en) | 1988-02-29 | 1988-02-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0298212U (en) |
-
1988
- 1988-02-29 JP JP2655088U patent/JPH0298212U/ja active Pending