JPS62130863U - - Google Patents
Info
- Publication number
- JPS62130863U JPS62130863U JP1778286U JP1778286U JPS62130863U JP S62130863 U JPS62130863 U JP S62130863U JP 1778286 U JP1778286 U JP 1778286U JP 1778286 U JP1778286 U JP 1778286U JP S62130863 U JPS62130863 U JP S62130863U
- Authority
- JP
- Japan
- Prior art keywords
- main shaft
- bearing
- metal
- machine tool
- gap
- 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
- 229910000897 Babbitt (metal) Inorganic materials 0.000 claims description 3
- 239000000463 material Substances 0.000 claims 1
- 239000002184 metal Substances 0.000 claims 1
Landscapes
- Constituent Portions Of Griding Lathes, Driving, Sensing And Control (AREA)
- Turning (AREA)
Description
図面は本考案による工作機械の主軸装置の超精
密平面研削盤における一実施例を示し、第１図は
主軸頭の断面図、第２図は第１図の部分拡大図で
ある。
１２…主軸頭、２０…軸受装置、２１，２２，
２３…軸受金、３０…主軸、３１…フランジ部、
３４…取付部材、３４ａ…突起部。
The drawings show an embodiment of the spindle device of a machine tool according to the present invention in an ultra-precision surface grinder, in which FIG. 1 is a sectional view of the spindle head, and FIG. 2 is a partially enlarged view of FIG. 1. 12... Spindle head, 20... Bearing device, 21, 22,
23...Bearing metal, 30...Main shaft, 31...Flange part,
34... Attachment member, 34a... Projection.
Claims (1)
及びスラスト軸受部を有する軸受装置と、同軸受
装置を介して前記主軸頭に軸方向移動不能に軸支
された主軸を備えてなる工作機械の主軸装置にお
いて、前記主軸は熱膨張の小さい脆性材料にて形
成され、この主軸のフランジ部と軸受装置の軸受
金間の隙間より主軸の先端に取付けられた金属製
の取付部材と軸受金間の隙間を小さくしたことを
特徴とする工作機械の主軸装置。 A main shaft of a machine tool comprising: a main spindle head supported by a column; a bearing device having a radial bearing section and a thrust bearing section; In the device, the main shaft is made of a brittle material with low thermal expansion, and the gap between the metal mounting member attached to the tip of the main shaft and the bearing metal is larger than the gap between the flange of the main shaft and the bearing metal of the bearing device. A machine tool spindle device characterized by a smaller size.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986017782U JPH0440852Y2 (en) | 1986-02-10 | 1986-02-10 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986017782U JPH0440852Y2 (en) | 1986-02-10 | 1986-02-10 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62130863U true JPS62130863U (en) | 1987-08-18 |
| JPH0440852Y2 JPH0440852Y2 (en) | 1992-09-25 |
Family
ID=30810850
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1986017782U Expired JPH0440852Y2 (en) | 1986-02-10 | 1986-02-10 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0440852Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2015182157A (en) * | 2014-03-20 | 2015-10-22 | 三井精機工業株式会社 | Vibration control device for grinder |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5786731U (en) * | 1980-11-12 | 1982-05-28 |
-
1986
- 1986-02-10 JP JP1986017782U patent/JPH0440852Y2/ja not_active Expired
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5786731U (en) * | 1980-11-12 | 1982-05-28 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2015182157A (en) * | 2014-03-20 | 2015-10-22 | 三井精機工業株式会社 | Vibration control device for grinder |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0440852Y2 (en) | 1992-09-25 |