JPS6235756U - - Google Patents
Info
- Publication number
- JPS6235756U JPS6235756U JP12771585U JP12771585U JPS6235756U JP S6235756 U JPS6235756 U JP S6235756U JP 12771585 U JP12771585 U JP 12771585U JP 12771585 U JP12771585 U JP 12771585U JP S6235756 U JPS6235756 U JP S6235756U
- Authority
- JP
- Japan
- Prior art keywords
- chuck
- piston
- diaphragm
- movable
- chuck device
- 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
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 claims 1
Landscapes
- Gripping On Spindles (AREA)
- Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
Description
第１図乃至第３図はこの考案に係るチヤツク装
置の好ましい実施例を示すもので、第１図は第２
図における―線に沿つた主軸方向の断面図で
被工作物のチヤツク状態を示してあり、第２図は
チヤツク部側から見た正面図、第３図は第１図に
相当する断面図でチヤツク部が拡開した状態を示
している。第４図乃至第６図は従来のチヤツク装
置の代表例を示すもので、第４図はコレツト・チ
ヤツクの主軸方向の断面図、第５図はレンズ加工
におけるリセス式のチヤツク装置の主軸方向の断
面図、第６図は正面旋盤のチヤツク装置の正面図
である。
１０……チヤツク装置、１０ａ……基端部側、
１０ｂ……先端部側、１１……チヤツク本体、１
２……主軸、１３……空気供給孔、１４……チヤ
ツクガイド、１４ａ……シリンダ部、１６……空
気経路、１７……ピストン、１８……環状空間部
、２４……ダイヤフラム、２４ａ……外周部、２
４ｂ……内周部、２４ｃ……薄肉部、２７，２７
……チヤツク部、２８，２８……位置決め部材、
２９，２９……押しねじ、３０……ストツパ部、
３２……ストツパガイド。
1 to 3 show preferred embodiments of the chuck device according to this invention, and FIG. 1 shows the chuck device according to the invention.
The chuck condition of the workpiece is shown in a cross-sectional view in the main axis direction along the - line in the figure. Figure 2 is a front view seen from the chuck side, and Figure 3 is a cross-sectional view corresponding to Figure 1. The chuck portion is shown in an expanded state. Figures 4 to 6 show typical examples of conventional chuck devices. Figure 4 is a cross-sectional view of a collector chuck in the main axis direction, and Figure 5 is a cross-sectional view of a recess type chuck device used in lens processing in the main axis direction. The sectional view, FIG. 6, is a front view of the chuck device of the face lathe. 10...Chuck device, 10a...Proximal end side,
10b...Tip side, 11...Chuck body, 1
2...Main shaft, 13...Air supply hole, 14...Chuck guide, 14a...Cylinder part, 16...Air path, 17...Piston, 18...Annular space part, 24...Diaphragm, 24a...Outer periphery Part, 2
4b...Inner peripheral part, 24c...Thin wall part, 27, 27
... chuck part, 28, 28 ... positioning member,
29, 29...Push screw, 30...Stopper part,
32... Stoppa guide.
Claims (1)
移動自在なピストンと、 内周部を上記ピストンに当接させ、外周部をチ
ヤツク本体部に固定し、該内周部と外周部との間
に薄肉部を有するダイヤフラムと、 該ダイヤフラムの内周部に設けられたチヤツク
部と、 上記ダイヤフラムの内側に位置してチヤツク本
体に設けたストツパ部とからなることを特徴とす
るチヤツク装置。 (2) 上記ストツパ部が主軸方向に移動自在なこ
とを特徴とする実用新案登録請求の範囲第１項記
載のチヤツク装置。 (3) 上記チヤツク部を主軸と交差する方向に移
動可能としたことを特徴とする実用新案登録請求
の範囲第１項または第２項記載のチヤツク装置。 (4) 上記ピストンをチヤツク本体に固定したチ
ヤツクガイドに遊挿し、該ピストンとチヤツクガ
イドとで環状空間部を形成し、該環状空間部に圧
縮空気を導入してピストンの上記移動を果すよう
にしたことを特徴とする実用新案登録請求の範囲
第１項、第２項または第３項記載のチヤツク装置
。[Scope of Claim for Utility Model Registration] (1) A piston that is movable in the direction of the main shaft along a circumference centered on the main shaft, an inner peripheral part abutting the piston, and an outer peripheral part fixed to the chuck body. , a diaphragm having a thin wall portion between the inner circumference and the outer circumference, a chuck portion provided on the inner circumference of the diaphragm, and a stopper portion located inside the diaphragm and provided on the chuck body. A chuck device characterized by: (2) The chuck device according to claim 1, wherein the stopper portion is movable in the direction of the main axis. (3) The chuck device according to claim 1 or 2, wherein the chuck portion is movable in a direction intersecting the main axis. (4) The piston is loosely inserted into a chuck guide fixed to the chuck body, the piston and the chuck guide form an annular space, and compressed air is introduced into the annular space to effect the movement of the piston. A chuck device according to claim 1, 2 or 3 of the utility model registration claim, characterized in that:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12771585U JPS6235756U (en) | 1985-08-21 | 1985-08-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12771585U JPS6235756U (en) | 1985-08-21 | 1985-08-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6235756U true JPS6235756U (en) | 1987-03-03 |
Family
ID=31022733
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12771585U Pending JPS6235756U (en) | 1985-08-21 | 1985-08-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6235756U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03104502A (en) * | 1989-09-14 | 1991-05-01 | Olympus Optical Co Ltd | Chuck device |
-
1985
- 1985-08-21 JP JP12771585U patent/JPS6235756U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03104502A (en) * | 1989-09-14 | 1991-05-01 | Olympus Optical Co Ltd | Chuck device |
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