JPH0161857U - - Google Patents
Info
- Publication number
- JPH0161857U JPH0161857U JP1987156673U JP15667387U JPH0161857U JP H0161857 U JPH0161857 U JP H0161857U JP 1987156673 U JP1987156673 U JP 1987156673U JP 15667387 U JP15667387 U JP 15667387U JP H0161857 U JPH0161857 U JP H0161857U
- Authority
- JP
- Japan
- Prior art keywords
- shaft
- bearings
- inner ring
- fixed
- bearing structure
- 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
- 230000036316 preload Effects 0.000 claims 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
- F16C25/00—Bearings for exclusively rotary movement adjustable for wear or play
- F16C25/06—Ball or roller bearings
- F16C25/08—Ball or roller bearings self-adjusting
- F16C25/083—Ball or roller bearings self-adjusting with resilient means acting axially on a race ring to preload the bearing
-
- 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
- F16C19/00—Bearings with rolling contact, for exclusively rotary movement
- F16C19/54—Systems consisting of a plurality of bearings with rolling friction
-
- 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
- F16C2370/00—Apparatus relating to physics, e.g. instruments
- F16C2370/12—Hard disk drives or the like
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Support Of The Bearing (AREA)
- Motor Or Generator Frames (AREA)
Description
第１図は本考案の一実施例にかかる軸受構造の
断面図、第２図はその軸受構造を用いたモータの
断面図、第３図ａ，ｂはそれぞれ従来例にかかる
軸受構造の断面図である。
図面中、３１，３２は軸受、３３はシヤフト、
３４はハウジング、３５，３６は外輪、３７，３
８は内輪、３９はカラー、４０は皿ばね、ｇは微
小隙間である。
FIG. 1 is a sectional view of a bearing structure according to an embodiment of the present invention, FIG. 2 is a sectional view of a motor using the bearing structure, and FIGS. 3a and 3b are sectional views of conventional bearing structures. It is. In the drawing, 31 and 32 are bearings, 33 is a shaft,
34 is a housing, 35, 36 are outer rings, 37, 3
8 is an inner ring, 39 is a collar, 40 is a disc spring, and g is a minute gap.
Claims (1)
持する軸受構造において、前記二個の軸受の外輪
が各々前記ハウジングに固定され、該二個の軸受
のうち一方の軸受の内輪が前記シヤフトに固定さ
れる一方、他方の軸受の内輪と該シヤフトの間に
は微小隙間が形成されると共に該シャフトに設け
られたばね受け部材と該内輪との間に予圧付与用
のばねが介装されたことを特徴とする軸受構造。 In a bearing structure in which a shaft is supported in a housing via two bearings, outer rings of the two bearings are each fixed to the housing, and an inner ring of one of the two bearings is fixed to the shaft. On the other hand, a minute gap is formed between the inner ring of the other bearing and the shaft, and a spring for applying preload is interposed between the spring receiving member provided on the shaft and the inner ring. bearing structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987156673U JPH0161857U (en) | 1987-10-15 | 1987-10-15 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987156673U JPH0161857U (en) | 1987-10-15 | 1987-10-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0161857U true JPH0161857U (en) | 1989-04-20 |
Family
ID=31435421
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987156673U Pending JPH0161857U (en) | 1987-10-15 | 1987-10-15 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0161857U (en) |
-
1987
- 1987-10-15 JP JP1987156673U patent/JPH0161857U/ja active Pending