JPH0330748U - - Google Patents
Info
- Publication number
- JPH0330748U JPH0330748U JP8893989U JP8893989U JPH0330748U JP H0330748 U JPH0330748 U JP H0330748U JP 8893989 U JP8893989 U JP 8893989U JP 8893989 U JP8893989 U JP 8893989U JP H0330748 U JPH0330748 U JP H0330748U
- Authority
- JP
- Japan
- Prior art keywords
- flange
- rotating shaft
- armature rotating
- sleeve metal
- commutator
- 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
Landscapes
- Motor Or Generator Frames (AREA)
Description
第１図はこの考案の一実施例による電動機の軸
受装置を示す断面図、第２図は他の実施例による
電動機の軸受装置を示す断面図、第３図は従来の
電動機の軸受装置を示す断面図である。
１……直流電動機、３……電機子回転軸、６…
…コンミテータ、９……リヤブラケツト、１５…
…スリーブメタル、１５ａ……鍔部、１６，１７
……インサートブツシユ、１６ａ……端面、１７
ａ……鍔部。
Fig. 1 is a sectional view showing a bearing device for an electric motor according to one embodiment of the invention, Fig. 2 is a sectional view showing a bearing device for an electric motor according to another embodiment, and Fig. 3 is a sectional view showing a bearing device for a conventional electric motor. FIG. 1... DC motor, 3... Armature rotating shaft, 6...
... Commutator, 9... Rear bracket, 15...
... Sleeve metal, 15a... Flange, 16, 17
...Insert bushing, 16a...End face, 17
a... Tsuba.
Claims (1)
承する鍔付きスリーブメタルと、コンミテータ内
周部に設けられ、該コンミテータを前記電機子回
転軸に嵌着すると共にその端面が前記スリーブメ
タルの鍔部に当接して電機子回転軸のスラスト荷
重を支承するインサートブツシユとを備え、かつ
前記鍔部の外径より前記インサートブツシユの端
面の外径を大きくしたことを特徴とする電動機の
軸受装置。 A sleeve metal with a flange is fitted to the rear bracket and supports the armature rotating shaft, and a sleeve metal is provided on the inner circumference of the commutator and fits the commutator to the armature rotating shaft, and the end surface thereof is connected to the flange of the sleeve metal. an insert bush that supports the thrust load of the armature rotating shaft by contacting the shaft, and the outer diameter of the end face of the insert bush is larger than the outer diameter of the flange. .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8893989U JPH0330748U (en) | 1989-07-27 | 1989-07-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8893989U JPH0330748U (en) | 1989-07-27 | 1989-07-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0330748U true JPH0330748U (en) | 1991-03-26 |
Family
ID=31638532
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8893989U Pending JPH0330748U (en) | 1989-07-27 | 1989-07-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0330748U (en) |
-
1989
- 1989-07-27 JP JP8893989U patent/JPH0330748U/ja active Pending