JPH0451312U - - Google Patents
Info
- Publication number
- JPH0451312U JPH0451312U JP9207890U JP9207890U JPH0451312U JP H0451312 U JPH0451312 U JP H0451312U JP 9207890 U JP9207890 U JP 9207890U JP 9207890 U JP9207890 U JP 9207890U JP H0451312 U JPH0451312 U JP H0451312U
- Authority
- JP
- Japan
- Prior art keywords
- arm
- chuck
- groove
- guide groove
- engaged
- 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 3
Landscapes
- Gripping On Spindles (AREA)
Description
第１図は本実施例の広範囲形チヤツクの断面図
、第２図は1/3円をそれぞれＡ−Ａ線視断面、Ｂ
−Ｂ線視断面、Ｃ−Ｃ線視断面で表した第１図の
正面の断面図、第３図はＴ溝部の側面図、第４図
は把持爪の工作物把持部の正面部分図、第５図は
従来のパワーチヤツクの断面図である。
２……チヤツクプレート、３……チヤツク本体
、５……マスタジヨー、７……レバー、１１……
引張り棒、１３……ばね、１４……把持爪。
Fig. 1 is a cross-sectional view of the wide range type chuck of this embodiment, and Fig. 2 is a cross-sectional view of 1/3 circle as seen from line A-A and B.
- A cross-sectional view of the front of FIG. 1 shown in the B-line cross section and the C-C line cross-section, FIG. 3 is a side view of the T-groove portion, and FIG. 4 is a partial front view of the workpiece gripping portion of the gripping claw; FIG. 5 is a sectional view of a conventional power chuck. 2...Chuck plate, 3...Chuck body, 5...Master station, 7...Lever, 11...
Tension rod, 13... spring, 14... gripping claw.
Claims (1)
沿つてそれぞれ移動可能に設けられ後面に前記案
内溝と直角な切欠き溝を有し前面に把持爪が固着
されるマスタジヨーと、前記チヤツク本体内の前
記案内溝対応位置にチヤツク中心より半径方向に
等距離かつ前記案内溝と直角に設けられた支軸の
まわりで旋回可能に枢支され前記切欠き溝に一方
の腕の先端がラインコンタクトにより係合される
Ｌ字形レバーと、前記チヤツク本体の中心穴に軸
方向移動可能に設けられ前記レバーの他方の腕が
ラインコンタクトにより係合される外周溝を有す
る引張り棒と、該引張り棒を前記把持爪が閉じる
方向に常時付勢するばねと、該ばねの力に抗して
前記引張り棒を移動する駆動手段とを含んでなる
広範囲形チヤツク。 a master jaw, which is movable along guide grooves at equal angles in the radial direction on the front surface of the chuck body, has a notch groove perpendicular to the guide groove on the rear surface, and has a gripping claw fixed to the front surface; The arm is pivotally supported at a position corresponding to the guide groove so as to be pivotable around a support shaft provided radially equidistantly from the center of the chuck and perpendicular to the guide groove, and the tip of one arm is engaged with the notch groove by a line contact. an L-shaped lever to be fitted together; a pull rod having an outer circumferential groove that is movably disposed in the center hole of the chuck body and in which the other arm of the lever is engaged by a line contact; and the pull rod is held by the gripper. A wide-range chuck comprising a spring that constantly biases the pawl in the closing direction and drive means for moving the pull bar against the force of the spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990092078U JP2556893Y2 (en) | 1990-08-31 | 1990-08-31 | Wide range chuck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990092078U JP2556893Y2 (en) | 1990-08-31 | 1990-08-31 | Wide range chuck |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0451312U true JPH0451312U (en) | 1992-04-30 |
| JP2556893Y2 JP2556893Y2 (en) | 1997-12-08 |
Family
ID=31828267
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990092078U Expired - Fee Related JP2556893Y2 (en) | 1990-08-31 | 1990-08-31 | Wide range chuck |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2556893Y2 (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6353063A (en) * | 1986-08-25 | 1988-03-07 | Hitachi Ltd | Transparent sheet printing system in thermal transfer printer |
-
1990
- 1990-08-31 JP JP1990092078U patent/JP2556893Y2/en not_active Expired - Fee Related
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6353063A (en) * | 1986-08-25 | 1988-03-07 | Hitachi Ltd | Transparent sheet printing system in thermal transfer printer |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2556893Y2 (en) | 1997-12-08 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |