JPS61144933U - - Google Patents
Info
- Publication number
- JPS61144933U JPS61144933U JP2648885U JP2648885U JPS61144933U JP S61144933 U JPS61144933 U JP S61144933U JP 2648885 U JP2648885 U JP 2648885U JP 2648885 U JP2648885 U JP 2648885U JP S61144933 U JPS61144933 U JP S61144933U
- Authority
- JP
- Japan
- Prior art keywords
- base
- fixed
- gas bearing
- drive shaft
- pulley
- 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
- 230000003068 static effect Effects 0.000 claims description 4
- 230000008878 coupling Effects 0.000 claims description 2
- 238000010168 coupling process Methods 0.000 claims description 2
- 238000005859 coupling reaction Methods 0.000 claims description 2
- 230000002706 hydrostatic effect Effects 0.000 claims 3
Landscapes
- Turning (AREA)
- Gear Processing (AREA)
Description
第１図は本考案装置の要部断面図、第２図は第
１図―線断面図、第３図は従来装置の軸受分
担荷重説明図、第４図は本考案装置の軸受分担荷
重説明図、第５図は従来装置の正面図である。
１……ベツド、２……ベース、３……主軸台、
４……主軸、７……駆動軸、８……フレキシブル
カツプリング、９……プーリ、１０……ベルト、
１１……オーバハング部、１２……軸受台、１３
ａ……第１の静圧気体軸受、１３ｂ……第２の静
圧気体軸受。
Fig. 1 is a sectional view of the main parts of the device of the present invention, Fig. 2 is a sectional view taken along the line of Fig. 1, Fig. 3 is an illustration of the shared load on the bearings of the conventional device, and Fig. 4 is an explanation of the shared loads on the bearings of the device of the present invention. FIG. 5 is a front view of the conventional device. 1... bed, 2... base, 3... headstock,
4... Main shaft, 7... Drive shaft, 8... Flexible coupling, 9... Pulley, 10... Belt,
11...Overhang part, 12...Bearing stand, 13
a...first static pressure gas bearing, 13b...second static pressure gas bearing.
Claims (1)
軸とベース上に固設されている静圧気体軸受に軸
承した駆動軸とをフレキシブルカツプリングを介
して連結した主軸駆動装置において、前記ベース
をベツドよりオーバハングして設け、このオーバ
ハング部上に静圧気体軸受を前記ベース上に固設
されている静圧気体軸受と所要の間隔を置いて並
列して設け、この一対の静圧気体軸受にて前記駆
動軸を軸承し、一対の静圧気体軸受間の駆動軸に
プーリを設け、このプーリと駆動モータとをベル
トを介して回転動力伝達して成る主軸駆動装置。 In a spindle drive device in which the main shaft of a headstock on a base fixed to the bed and a drive shaft supported on a static pressure gas bearing fixed on the base are connected via a flexible coupling, the base is fixed to the bed. A hydrostatic gas bearing is provided on this overhang part in parallel with a required spacing from the hydrostatic gas bearing fixed on the base, and this pair of hydrostatic gas bearings A main shaft drive device that supports the drive shaft, includes a pulley on the drive shaft between a pair of static pressure gas bearings, and transmits rotational power between the pulley and a drive motor via a belt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2648885U JPS61144933U (en) | 1985-02-27 | 1985-02-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2648885U JPS61144933U (en) | 1985-02-27 | 1985-02-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61144933U true JPS61144933U (en) | 1986-09-06 |
Family
ID=30522540
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2648885U Pending JPS61144933U (en) | 1985-02-27 | 1985-02-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61144933U (en) |
-
1985
- 1985-02-27 JP JP2648885U patent/JPS61144933U/ja active Pending
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPH0357414U (en) | ||
| JPS61144933U (en) | ||
| JPS61163946U (en) | ||
| JPS61188020U (en) | ||
| JPS6292149U (en) | ||
| JPS6237620U (en) | ||
| JPS63172503U (en) | ||
| JPS61144758U (en) | ||
| JPH0429329U (en) | ||
| JPH02114221U (en) | ||
| JPS644535U (en) | ||
| JPH0246090U (en) | ||
| JPS62149251U (en) | ||
| JPS61192525U (en) | ||
| JPH0373721U (en) | ||
| JPH01127345U (en) | ||
| JPH0428761U (en) | ||
| JPS61198798U (en) | ||
| JPS63172248U (en) | ||
| JPH01102844U (en) | ||
| JPS6333355U (en) | ||
| JPS647917U (en) | ||
| JPS63184220U (en) | ||
| JPS615445U (en) | Bearing device for dynamic balance testing machine | |
| JPH0159774U (en) |