JPH03126506U - - Google Patents
Info
- Publication number
- JPH03126506U JPH03126506U JP3743890U JP3743890U JPH03126506U JP H03126506 U JPH03126506 U JP H03126506U JP 3743890 U JP3743890 U JP 3743890U JP 3743890 U JP3743890 U JP 3743890U JP H03126506 U JPH03126506 U JP H03126506U
- Authority
- JP
- Japan
- Prior art keywords
- chuck
- workpiece
- claws
- ring body
- ring
- 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
- 210000000078 claw Anatomy 0.000 claims description 11
- 230000002093 peripheral effect Effects 0.000 claims 1
Description
第１図はこの考案の実施例を用いたダイヤフラ
ムチヤツクを示す側面説明図、第２図は第１図の
正面説明図、第３図はワーク保持リングとチヤツ
ク爪とワークとの関係を示す第１図相当図、第４
図は従来品である割りスリーブを用いたダイヤフ
ラムチヤツクを示す正面説明図、第５図は第４図
の側面説明図、第６図は上記割りスリーブの斜視
図である。
１……ワーク保持リング、４……チヤツク爪、
６……バツキング部材、Ａ……中心軸、Ｄ……ダ
イヤフラムチヤツク、Ｗ……ワーク。
Fig. 1 is a side explanatory view showing a diaphragm chuck using an embodiment of this invention, Fig. 2 is a front explanatory view of Fig. 1, and Fig. 3 shows the relationship between the workpiece holding ring, chuck pawl, and workpiece. Figure 1 equivalent map, No. 4
The figure is a front explanatory view showing a diaphragm chuck using a conventional split sleeve, FIG. 5 is a side view of FIG. 4, and FIG. 6 is a perspective view of the split sleeve. 1...Work holding ring, 4...Chuck claw,
6...Bucking member, A...Center shaft, D...Diaphragm chuck, W...Work.
Claims (1)
状態と解放状態とに変化可能な少なくとも３つの
チヤツク爪と、ワークの端面を支持するバツキン
グプレートとを有するチヤツクにおいて、上記チ
ヤツク爪先端と、上記ワークの外周面との間に介
在されるワーク保持リングであつて、このワーク
保持リングは放射方向に可撓性を有するリング本
体と、このリング本体の内面に放射方向に互いに
等しく突出形成された少なくとも３つの保持爪と
から構成され、この保持爪は上記チヤツク爪と対
応して配置され、この保持爪は、その先端が上記
チヤツク爪の解放状態で上記ワークの外周面と互
いに離れているとともに、上記チヤツク爪のチヤ
ツク状態でリング本体が弾性変形することにより
、上記保持爪の先端がワークの外周面と接触する
ように上記保持爪の突出長さが設定されているこ
とを特徴とするチヤツク用ワーク保持リング。 ２ ワーク保持リングがチヤツクの中心軸と同軸
に配置された状態で、リング本体が互いに隣接す
る保持爪間の中央位置でバツキングプレートと一
体的に連結されていることを特徴とする請求項１
記載のチヤツク用ワーク保持リング。[Claims for Utility Model Registration] 1. A chuck having at least three chuck claws that can change between a chuck state and a released state in a radial direction with respect to the outer peripheral surface of a workpiece, and a backing plate that supports an end surface of the workpiece. , a work holding ring interposed between the tip of the chuck claw and the outer circumferential surface of the work, the work holding ring having a radially flexible ring body and a radially flexible ring body on the inner surface of the ring body. The holding claws are arranged in correspondence with the chuck claws, and when the chuck claws are in the released state, the tips of the holding claws hold the workpiece. The protruding length of the retaining claw is set such that it is spaced apart from the outer circumferential surface and the tip of the retaining claw comes into contact with the outer circumferential surface of the workpiece by elastically deforming the ring body in the chuck state of the chuck claw. A workpiece holding ring for chucks. 2. Claim 1, wherein the work holding ring is disposed coaxially with the central axis of the chuck, and the ring body is integrally connected to the backing plate at a central position between adjacent holding claws.
Work holding ring for chuck as described.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990037438U JP2519097Y2 (en) | 1990-04-06 | 1990-04-06 | Work holding ring for chuck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990037438U JP2519097Y2 (en) | 1990-04-06 | 1990-04-06 | Work holding ring for chuck |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH03126506U true JPH03126506U (en) | 1991-12-19 |
| JP2519097Y2 JP2519097Y2 (en) | 1996-12-04 |
Family
ID=31544547
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990037438U Expired - Fee Related JP2519097Y2 (en) | 1990-04-06 | 1990-04-06 | Work holding ring for chuck |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2519097Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007203441A (en) * | 2006-02-06 | 2007-08-16 | Seiko Instruments Inc | Chucking device |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5555306U (en) * | 1978-10-06 | 1980-04-15 | ||
| JPS5932495U (en) * | 1982-08-26 | 1984-02-29 | 日本電気株式会社 | floating ruler |
-
1990
- 1990-04-06 JP JP1990037438U patent/JP2519097Y2/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5555306U (en) * | 1978-10-06 | 1980-04-15 | ||
| JPS5932495U (en) * | 1982-08-26 | 1984-02-29 | 日本電気株式会社 | floating ruler |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007203441A (en) * | 2006-02-06 | 2007-08-16 | Seiko Instruments Inc | Chucking device |
| JP4688048B2 (en) * | 2006-02-06 | 2011-05-25 | セイコーインスツル株式会社 | Chuck device |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2519097Y2 (en) | 1996-12-04 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |