JPH0237U - - Google Patents
Info
- Publication number
- JPH0237U JPH0237U JP7273088U JP7273088U JPH0237U JP H0237 U JPH0237 U JP H0237U JP 7273088 U JP7273088 U JP 7273088U JP 7273088 U JP7273088 U JP 7273088U JP H0237 U JPH0237 U JP H0237U
- Authority
- JP
- Japan
- Prior art keywords
- spindle
- feed screw
- screw shaft
- spindle head
- main shaft
- 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
Landscapes
- Turning (AREA)
- Transmission Devices (AREA)
Description
第1図は本考案の主軸送り装置に係わる一実施
例の縦断面図、第2図は従来の主軸送り装置の縦
断面図である。
図中、1……中ぐり主軸、2……主軸頭、3…
…中空軸、4a,4b,13,17,17′……
軸受、5……軸受ハウジング、5a,14……ス
トツパ、6……長溝、7……歯車、7a,10a
,15,19,20,21……ナツト、8……キ
ー、9……送りねじ軸、10……連結棒、11…
…送り部材、12……雌ねじ、16……溝、18
……固定部材、d1……送りねじ軸の外径、d2
……中ぐり主軸の外径、d3……連結棒の外径。
FIG. 1 is a longitudinal sectional view of an embodiment of the main shaft feeding device of the present invention, and FIG. 2 is a longitudinal sectional view of a conventional main shaft feeding device. In the figure, 1...boring spindle, 2...spindle head, 3...
...Hollow shaft, 4a, 4b, 13, 17, 17'...
Bearing, 5... Bearing housing, 5a, 14... Stopper, 6... Long groove, 7... Gear, 7a, 10a
, 15, 19, 20, 21... nut, 8... key, 9... feed screw shaft, 10... connecting rod, 11...
...Feeding member, 12...Female thread, 16...Groove, 18
... Fixed member, d 1 ... Outer diameter of feed screw shaft, d 2
...Outer diameter of the boring spindle, d3 ...Outer diameter of the connecting rod.
Claims (1)
軸受を支持する主軸頭と機械本体固定部材側とを
連結部材で連結すると共に、主軸頭と固定部材側
との間に主軸を主軸頭に対し軸方向に移動させる
ための送りねじ軸を配置してなる主軸送り装置に
おいて、前記送りねじ軸との連結部材と主軸の熱
容量と熱膨張率を同じものとしたことを特徴とす
る主軸送り装置。 The spindle head supporting the bearing that rotatably supports the spindle on which the tool is attached is connected to the fixed member side of the machine body by a connecting member, and the spindle is connected between the spindle head and the fixed member side in the axial direction with respect to the spindle head. What is claimed is: 1. A main shaft feeding device comprising a feed screw shaft arranged for moving the feed screw shaft, characterized in that a connecting member to the feed screw shaft and the main shaft have the same heat capacity and coefficient of thermal expansion.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7273088U JPH0237U (en) | 1988-06-02 | 1988-06-02 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7273088U JPH0237U (en) | 1988-06-02 | 1988-06-02 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH0237U true JPH0237U (en) | 1990-01-05 |
Family
ID=31297884
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP7273088U Pending JPH0237U (en) | 1988-06-02 | 1988-06-02 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0237U (en) |
-
1988
- 1988-06-02 JP JP7273088U patent/JPH0237U/ja active Pending
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