JPS6273117U - - Google Patents
Info
- Publication number
- JPS6273117U JPS6273117U JP16496785U JP16496785U JPS6273117U JP S6273117 U JPS6273117 U JP S6273117U JP 16496785 U JP16496785 U JP 16496785U JP 16496785 U JP16496785 U JP 16496785U JP S6273117 U JPS6273117 U JP S6273117U
- Authority
- JP
- Japan
- Prior art keywords
- pressing force
- bearing
- spindle
- housing
- sliding bearing
- 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
- 238000005096 rolling process Methods 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 claims description 3
- 238000000465 moulding 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
- F16C21/00—Combinations of sliding-contact bearings with ball or roller bearings, for exclusively rotary movement
Description
第１図は本考案のスピンドルユニツトの一実施
例を示す部分正面断面図、第２図は本考案の他の
実施例を示す部分正面断面図、第３図は従来技術
の一例を示す部分正面断面図、第４図はすべり軸
受の成形金型構造の一例を示す部分正面断面図お
よび第５図は従来技術のハウジングの軸線とすべ
り軸受の軸線との角度ずれを説明した部分正面断
面図である。
１…ハウジング、２…すべり軸受、３…ころが
り軸受、４…押圧力伝達部材、５…スピンドル、
６…カツプ、７…ローターホルダー、２０…すべ
り軸受軸線、２１…すべり軸受半球面、２３…す
べり軸受内径面、５０…スピンドル軸線、１１１
…ハウジング内周面。
Fig. 1 is a partial front sectional view showing one embodiment of the spindle unit of the present invention, Fig. 2 is a partial front sectional view showing another embodiment of the invention, and Fig. 3 is a partial front sectional view showing an example of the prior art. 4 is a partial front sectional view showing an example of the structure of a molding die for a sliding bearing, and FIG. 5 is a partial front sectional view illustrating the angular deviation between the axis of the housing and the axis of the sliding bearing in the prior art be. DESCRIPTION OF SYMBOLS 1... Housing, 2... Sliding bearing, 3... Rolling bearing, 4... Pressing force transmission member, 5... Spindle,
6...Cup, 7...Rotor holder, 20...Slide bearing axis, 21...Slide bearing hemispherical surface, 23...Slide bearing inner diameter surface, 50...Spindle axis, 111
...Inner surface of the housing.
Claims (1)
とを配置し、該両軸受によりスピンドルを回転可
能に支持したスピンドルユニツトにおいて、 該すべり軸受とハウジングとの嵌合面をそれぞ
れ該スピンドルの軸線上に曲率中心を有する球面
状に形成するとともに、該すべり軸受と該ころが
り軸受との間に押圧力伝達部材を配置して、該す
べり軸受嵌合面が該押圧力伝達部材を介してころ
がり軸受により該ハウジング嵌合面に軸方向に押
圧されるよう構成したスピンドルユニツト。 (2) 前記押圧力伝達部材がばね部材である実用
新案登録請求の範囲第(1)項に記載のスピンドル
ユニツト。 (3) 前記押圧力伝達部材が前記すべり軸受の側
端面から延設された突起である実用新案登録請求
の範囲第(1)項に記載のスピンドルユニツト。[Scope of Claim for Utility Model Registration] (1) In a spindle unit in which a sliding bearing and a rolling bearing are arranged in a housing and a spindle is rotatably supported by both bearings, the fitting surface between the sliding bearing and the housing is Each is formed into a spherical shape having a center of curvature on the axis of the spindle, and a pressing force transmitting member is disposed between the sliding bearing and the rolling bearing, so that the sliding bearing fitting surface is the pressing force transmitting member. A spindle unit configured to be axially pressed against the housing fitting surface by a rolling bearing. (2) The spindle unit according to claim 1, wherein the pressing force transmission member is a spring member. (3) The spindle unit according to claim (1), wherein the pressing force transmission member is a projection extending from a side end surface of the slide bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16496785U JPS6273117U (en) | 1985-10-25 | 1985-10-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16496785U JPS6273117U (en) | 1985-10-25 | 1985-10-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6273117U true JPS6273117U (en) | 1987-05-11 |
Family
ID=31094568
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16496785U Pending JPS6273117U (en) | 1985-10-25 | 1985-10-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6273117U (en) |
-
1985
- 1985-10-25 JP JP16496785U patent/JPS6273117U/ja active Pending