JPH0476302U - - Google Patents
Info
- Publication number
- JPH0476302U JPH0476302U JP11982690U JP11982690U JPH0476302U JP H0476302 U JPH0476302 U JP H0476302U JP 11982690 U JP11982690 U JP 11982690U JP 11982690 U JP11982690 U JP 11982690U JP H0476302 U JPH0476302 U JP H0476302U
- Authority
- JP
- Japan
- Prior art keywords
- shaft
- tailstock
- centering
- workpiece
- support
- 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.)
- Granted
Links
Landscapes
- Turning (AREA)
Description
第１図は本考案の一実施例である心押台を備え
た旋盤の概略正面図である。第２図は第１図の旋
盤における心押台の前端部分を示す一部を切り欠
いた正面図である。第３図は第２図の心押台の前
方からの視図で、第１図における−断面に相
当する図である。第４図は第３図における−
断面図である。第５図は第１図の旋盤によつてセ
ンタ穴加工が行われている状態を示す正面図であ
る。第６図は第１図の旋盤によつて外周面削りが
行われている状態を示す正面図である。
１０……主軸、１２……軸状ワーク、１２ｂ…
…端部（一端部）、１６……支持軸、２２……心
押台、３８……心押軸、４０……センタ（芯出部
材）、４６……昇降シリンダ、５０……昇降部材
、６０……ロツド、６２……支持部材、７８……
センタ穴（芯出係合部）。
FIG. 1 is a schematic front view of a lathe equipped with a tailstock, which is an embodiment of the present invention. 2 is a partially cutaway front view showing the front end portion of the tailstock in the lathe of FIG. 1. FIG. FIG. 3 is a front view of the tailstock in FIG. 2, and corresponds to the - section in FIG. 1. Figure 4 is - in Figure 3.
FIG. FIG. 5 is a front view showing a state in which the center hole is being machined by the lathe shown in FIG. 1. FIG. 6 is a front view showing a state in which the outer circumferential surface is being cut by the lathe shown in FIG. 1. 10...Main shaft, 12...Shaft-like workpiece, 12b...
... end (one end), 16 ... support shaft, 22 ... tailstock, 38 ... tailstock shaft, 40 ... center (centering member), 46 ... lifting cylinder, 50 ... lifting member, 60... Rod, 62... Support member, 78...
Center hole (centering engagement part).
Claims (1)
ることにより、軸状ワークの端面に設けられた芯
出係合部に前記芯出部材を係合させて、主軸の中
心部に突出、引込み可能に設けられた支持軸との
間で該軸状ワークを支持する旋盤の心押台におい
て、 前記心押軸に配設され、前記芯出部材の前方の
第１位置に保持された状態で該心押軸が前進させ
られることにより、前記芯出係合部を有しない軸
状ワークの一端部と係合させられて該一端部を支
持する支持部材と、 該支持部材を、前記第１位置と、前記芯出部材
による前記軸状ワークの支持を許容するように該
芯出部材の前方から退避した第２位置とへ移動さ
せる移動装置と を設けたことを特徴とする旋盤の心押台。[Claims for Utility Model Registration] By advancing a tailstock shaft having a centering member disposed at its front end, the centering member is engaged with a centering engaging portion provided on an end face of a shaft-like workpiece. In a tailstock of a lathe that supports the shaft-like workpiece between a support shaft that is provided protrudingly and retractably from the center of the main spindle, a support member that engages with and supports one end of the shaft-like workpiece that does not have the centering engagement portion by moving the tailstock shaft forward while being held at the first position; and a moving device for moving the support member between the first position and a second position retracted from the front of the centering member so as to allow the centering member to support the shaft-shaped workpiece. The tailstock of a lathe is characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11982690U JPH0746402Y2 (en) | 1990-11-14 | 1990-11-14 | Lathe tailstock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11982690U JPH0746402Y2 (en) | 1990-11-14 | 1990-11-14 | Lathe tailstock |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0476302U true JPH0476302U (en) | 1992-07-03 |
| JPH0746402Y2 JPH0746402Y2 (en) | 1995-10-25 |
Family
ID=31867761
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11982690U Expired - Fee Related JPH0746402Y2 (en) | 1990-11-14 | 1990-11-14 | Lathe tailstock |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0746402Y2 (en) |
-
1990
- 1990-11-14 JP JP11982690U patent/JPH0746402Y2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0746402Y2 (en) | 1995-10-25 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |