JPS62159211U - - Google Patents
Info
- Publication number
- JPS62159211U JPS62159211U JP4589486U JP4589486U JPS62159211U JP S62159211 U JPS62159211 U JP S62159211U JP 4589486 U JP4589486 U JP 4589486U JP 4589486 U JP4589486 U JP 4589486U JP S62159211 U JPS62159211 U JP S62159211U
- Authority
- JP
- Japan
- Prior art keywords
- thin workpiece
- mandrel
- adapter
- spindle
- spindle axis
- 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
- Jigs For Machine Tools (AREA)
- Gripping On Spindles (AREA)
Description
第１図から第４図は本考案の一実施例を示して
おり、第１図は下半分の一部を省略して示した主
要部の断面図、第２図は第１図の矢視図、第３
図は旋盤全体を示す正面図、第４図は一部を断面
で示したテールストツクの側面図である。
Ｗ……ワーク、Ｗ１……端面、６……主軸側の
ボデイ、７……マンドレル、９……移動軸、１０
……止め金具（止め部材）、１３……アダプタ。
Figures 1 to 4 show an embodiment of the present invention, with Figure 1 being a sectional view of the main part with the lower half omitted, and Figure 2 being taken in the direction of the arrow in Figure 1. Figure, 3rd
The figure is a front view showing the entire lathe, and FIG. 4 is a side view of the tail stock, partially shown in cross section. W... Workpiece, W1... End face, 6... Body on spindle side, 7... Mandrel, 9... Moving axis, 10
... Stopper (stopping member), 13 ... Adapter.
Claims (1)
に開閉可能で、拡開により薄物ワークの内周を保
持するマンドレルと、該マンドレルに対向し主軸
軸線方向に移動可能な把持部を有する移動体と、
前記マンドレル内に主軸軸線方向に摺動可能に挿
通した移動軸と、該移動軸先端の外周に装着すべ
く周囲に凹溝を形成した穴を有し前記薄物ワーク
の端面を主軸軸線方向に押圧するためのアダプタ
と、前記移動軸に固定され主軸の割出し動作で位
置決めされ前記移動体に把持されたアダプタの凹
溝と嵌合する凸部を外周に形成し主軸軸線方向へ
の移動で該アダプタの凹溝を通過し前記薄物ワー
クの端面に押し当てる止め部材とから成り、薄物
ワークの端面に押し当て主軸の割出しでアダプタ
と止め部材とを係合し前記移動軸の引込み動作と
共に前記マンドレルを拡開させることにより、該
薄物ワークを保持することを特徴とする工作機械
における薄物ワークの保持装置。 A movable body that is fixed to a body on the spindle side of a machine tool, has a mandrel that can be opened and closed in the radial direction, and that holds the inner circumference of a thin workpiece by expanding, and a grip that faces the mandrel and is movable in the direction of the spindle axis. and,
A moving shaft is inserted into the mandrel so as to be slidable in the direction of the spindle axis, and has a hole with a groove formed around the outer periphery of the tip of the moving shaft, and presses the end surface of the thin workpiece in the direction of the spindle axis. an adapter that is fixed to the moving shaft, positioned by the indexing motion of the main spindle, and a convex portion formed on the outer periphery to fit into a groove of the adapter gripped by the moving body; and a stop member that passes through a concave groove of the adapter and presses against the end face of the thin workpiece, and when the main shaft is indexed by pressing against the end face of the thin workpiece, the adapter and the stop member are engaged. A holding device for a thin workpiece in a machine tool, characterized in that the thin workpiece is held by expanding a mandrel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4589486U JPH0243608Y2 (en) | 1986-03-28 | 1986-03-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4589486U JPH0243608Y2 (en) | 1986-03-28 | 1986-03-28 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62159211U true JPS62159211U (en) | 1987-10-09 |
| JPH0243608Y2 JPH0243608Y2 (en) | 1990-11-20 |
Family
ID=30865049
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4589486U Expired JPH0243608Y2 (en) | 1986-03-28 | 1986-03-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0243608Y2 (en) |
-
1986
- 1986-03-28 JP JP4589486U patent/JPH0243608Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0243608Y2 (en) | 1990-11-20 |
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