JPS6440257U - - Google Patents
Info
- Publication number
- JPS6440257U JPS6440257U JP1987135772U JP13577287U JPS6440257U JP S6440257 U JPS6440257 U JP S6440257U JP 1987135772 U JP1987135772 U JP 1987135772U JP 13577287 U JP13577287 U JP 13577287U JP S6440257 U JPS6440257 U JP S6440257U
- Authority
- JP
- Japan
- Prior art keywords
- shaft
- oil
- ball bearing
- less metal
- integrated ball
- 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
- 239000002184 metal Substances 0.000 claims description 4
- 239000000696 magnetic material Substances 0.000 claims 1
- 238000010586 diagram 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
-
- 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
- F16C25/086—Ball or roller bearings self-adjusting with magnetic means 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
- F16C17/00—Sliding-contact bearings for exclusively rotary movement
- F16C17/02—Sliding-contact bearings for exclusively rotary movement for radial load only
-
- 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
- F16C19/02—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows
- F16C19/04—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for radial load mainly
- F16C19/06—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for radial load mainly with a single row or balls
-
- 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
- F16C2380/00—Electrical apparatus
- F16C2380/26—Dynamo-electric machines or combinations therewith, e.g. electro-motors and generators
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Motor Or Generator Frames (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
- Permanent Magnet Type Synchronous Machine (AREA)
Description
第１図及び第２図は本考案のブラシレスモータ
の一実施例を示す図で、第１図は本考案に係るブ
ラスシスモータの一実施例を示す半断面図、第２
図は第１図の要部部分拡大断面図、第３図は従来
のブラシレスモータを示す半断面図、第４図は他
の従来のブラシレスモータを示す半断面図である
。 １……軸一体型ボールベアリング、１ａ……回
転軸、１ｂ……外輪、１ｃ……ボール、１ｄ……
溝部、３，３７，５５……軸受ハウジング、３ａ
，３７ａ，５５ａ……フランジ部、５，３５，５
５……オイルレスメタル、７，３３，５３……ス
テータヨーク、９，３１，５１……駆動コイル、
１１，２９，４９……ロータマグネツト、１３，
２７，４７……ロータヨーク、１７……ネジ、２
１，４１……回転軸、４１ａ……切り欠き、２５
，５７……ボールベアリング、５９……係合部材
（ストツパー）。
の一実施例を示す図で、第１図は本考案に係るブ
ラスシスモータの一実施例を示す半断面図、第２
図は第１図の要部部分拡大断面図、第３図は従来
のブラシレスモータを示す半断面図、第４図は他
の従来のブラシレスモータを示す半断面図である
。 １……軸一体型ボールベアリング、１ａ……回
転軸、１ｂ……外輪、１ｃ……ボール、１ｄ……
溝部、３，３７，５５……軸受ハウジング、３ａ
，３７ａ，５５ａ……フランジ部、５，３５，５
５……オイルレスメタル、７，３３，５３……ス
テータヨーク、９，３１，５１……駆動コイル、
１１，２９，４９……ロータマグネツト、１３，
２７，４７……ロータヨーク、１７……ネジ、２
１，４１……回転軸、４１ａ……切り欠き、２５
，５７……ボールベアリング、５９……係合部材
（ストツパー）。
Claims (1)
- 回転軸自体を内輪とする軸一体型ボールベアリ
ングと、オイルレスメタルと、前記軸一体型ボー
ルベアリングと前記オイルレスメタルを共軸的に
保持する中空円筒状の軸受ハウジングと、該軸受
ハウジングに固定された磁性材製のステータヨー
クと、該ステータヨーク上に配置された複数の駆
動コイルと、前記回転軸に固定された磁性材製の
ロータヨークと、該ロータヨークに固着され前記
駆動コイルと軸方向に所定の空隙を介して対向す
る環状のロータマグネツトとを備え、前記軸一体
型ボールベアリングが前記オイルレスメタルに対
して前記ロータヨークと反対側に位置するよう構
成されたことを特徴とするブラシレスモータ。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987135772U JPS6440257U (ja) | 1987-09-04 | 1987-09-04 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987135772U JPS6440257U (ja) | 1987-09-04 | 1987-09-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6440257U true JPS6440257U (ja) | 1989-03-10 |
Family
ID=31395668
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987135772U Pending JPS6440257U (ja) | 1987-09-04 | 1987-09-04 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6440257U (ja) |
-
1987
- 1987-09-04 JP JP1987135772U patent/JPS6440257U/ja active Pending