JPH0256550U - - Google Patents
Info
- Publication number
- JPH0256550U JPH0256550U JP13553388U JP13553388U JPH0256550U JP H0256550 U JPH0256550 U JP H0256550U JP 13553388 U JP13553388 U JP 13553388U JP 13553388 U JP13553388 U JP 13553388U JP H0256550 U JPH0256550 U JP H0256550U
- Authority
- JP
- Japan
- Prior art keywords
- main shaft
- case
- fixed
- stator
- drive motor
- 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
- 239000012777 electrically insulating material Substances 0.000 claims 1
Landscapes
- Turning (AREA)
Description
第１図は本考案による工作機械の主軸の一実施
例を示す断面図、第２図は従前の歯車仕上げ方法
に用いられた同期機構の斜視図、第３図は焼入歯
車仕上機 の原理図、第４図は従来のビルトイン
モータの断面図である。
図面中、１１は主軸、２６Ａは固定部材、２４
，２５は第１及び第２エンコーダ、２５ｂは回転
体である。
Figure 1 is a sectional view showing an embodiment of the main shaft of a machine tool according to the present invention, Figure 2 is a perspective view of a synchronization mechanism used in a conventional gear finishing method, and Figure 3 is the principle of a hardened gear finishing machine. FIG. 4 is a sectional view of a conventional built-in motor. In the drawing, 11 is the main shaft, 26A is the fixing member, 24
, 25 are first and second encoders, and 25b is a rotating body.
Claims (1)
軸と、該主軸を取り囲んで上記ケース内周に固定
された駆動用モータのステータと、該ステータに
対向して上記主軸に固定された駆動用モータのロ
ータとを有する工作機械であつて、上記主軸の一
部に、該主軸の回転数を検出するエンコーダの回
転体を、電気絶縁材からなる固定部材を介して固
定したことを特徴とする工作機械の主軸。 a case, a main shaft rotatably supported by the case, a stator of a drive motor surrounding the main shaft and fixed to the inner periphery of the case, and a drive motor fixed to the main shaft opposite to the stator. A machine tool having a rotor, characterized in that a rotating body of an encoder for detecting the rotational speed of the main shaft is fixed to a part of the main shaft via a fixing member made of an electrically insulating material. The main axis of the machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13553388U JPH0256550U (en) | 1988-10-19 | 1988-10-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13553388U JPH0256550U (en) | 1988-10-19 | 1988-10-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0256550U true JPH0256550U (en) | 1990-04-24 |
Family
ID=31395248
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13553388U Pending JPH0256550U (en) | 1988-10-19 | 1988-10-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0256550U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05200605A (en) * | 1991-07-08 | 1993-08-10 | Gildemeister Ag | Work spindle of rotary machine |
-
1988
- 1988-10-19 JP JP13553388U patent/JPH0256550U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05200605A (en) * | 1991-07-08 | 1993-08-10 | Gildemeister Ag | Work spindle of rotary machine |