JPH06262409A - Work receiving device of chuck - Google Patents

Work receiving device of chuck

Info

Publication number
JPH06262409A
JPH06262409A JP7541393A JP7541393A JPH06262409A JP H06262409 A JPH06262409 A JP H06262409A JP 7541393 A JP7541393 A JP 7541393A JP 7541393 A JP7541393 A JP 7541393A JP H06262409 A JPH06262409 A JP H06262409A
Authority
JP
Japan
Prior art keywords
chuck
workpiece
seat
mounting member
pivot
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
Application number
JP7541393A
Other languages
Japanese (ja)
Inventor
Teruo Hanai
輝男 花井
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Howa Machinery Ltd
Original Assignee
Howa Machinery Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Howa Machinery Ltd filed Critical Howa Machinery Ltd
Priority to JP7541393A priority Critical patent/JPH06262409A/en
Publication of JPH06262409A publication Critical patent/JPH06262409A/en
Pending legal-status Critical Current

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Abstract

PURPOSE:To cope with a plurality of works by a single device by changing the position in the radial direction of a bearing seat with a simple operation. CONSTITUTION:In a pusher device 36 to prevent the chatter of the outer circumferential part of a work W, a mounting member 40 consists of a disk 37, a cylinder 38 and a piston rod 39, a pivot 44 parallel to the axis of the chuck is mounted on the disk 37, and the mounting member 40 is rotatably supported by a front wall 2 of the chuck body 1. The piston rod 39 is inserted into the cylinder 38 at the position eccentric to the pivot 44, and a bearing seat 41 to receive an edge Wb of the work W is mounted on the tip thereof. The mounting member 40 is rotated to two positions which are off by 180 deg. and fixed to the chuck body 1 by a bolt, and the position in the radial direction of the bearing seat 41 is changed according to the diameter of the work W.

Description

【発明の詳細な説明】Detailed Description of the Invention

【0001】[0001]

【産業上の利用分野】この発明は、チャックの前面にお
いて加工物を受け止める加工物受止装置に係り、詳しく
は、加工物のビビリを防止するプッシャ装置、又は、加
工物の着座を確認する着座確認装置等に好適な加工物受
止装置に関するものである。
BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a workpiece receiving device for receiving a workpiece on the front surface of a chuck, and more specifically, a pusher device for preventing chattering of the workpiece, or a seating device for confirming seating of the workpiece. The present invention relates to a workpiece receiving device suitable for a confirmation device and the like.

【0002】[0002]

【従来の技術】一般に、剛性の低い加工物をチャックで
把持する場合、加工時に発生する加工面のビビリ(うね
り)を防止する目的で、チャック本体の前面に加工物を
押圧するプッシャ装置が装備される。例えば、フィンガ
ーチャックにおいては、図8に示すように、チャック本
体61の前壁62の前面中央部に加工物Wの中央孔Wa
を芯出しする芯出装置63が設置されるとともに、前壁
62の前面外周部には、加工物WのエッジWbを把持す
る複数のジョウ64と、ジョウ64とは異なる円周位置
でエッジWbを押圧する複数のプッシャ装置65とが配
設されている。従来のプッシャ装置65は、シリンダ6
6内の同心位置にピストンロッド67を収容してスプリ
ング68で突出方向へ付勢し、ピストンロッド67の先
端にエッジWbを受け止める受座69を取り付けて構成
されていた。
2. Description of the Related Art Generally, when a work piece having low rigidity is gripped by a chuck, a pusher device for pressing the work piece on the front surface of the chuck body is provided for the purpose of preventing chattering (waviness) of the work surface that occurs during processing. To be done. For example, in the finger chuck, as shown in FIG. 8, the central hole Wa of the workpiece W is formed at the center of the front surface of the front wall 62 of the chuck body 61.
A centering device 63 for centering the workpiece W is installed, and a plurality of jaws 64 for gripping the edge Wb of the workpiece W and an edge Wb at a circumferential position different from that of the jaw 64 are provided on the outer periphery of the front surface of the front wall 62. And a plurality of pusher devices 65 for pressing. The conventional pusher device 65 includes the cylinder 6
6, a piston rod 67 is housed at a concentric position, is urged by a spring 68 in the projecting direction, and a receiving seat 69 for receiving the edge Wb is attached to the tip of the piston rod 67.

【0003】[0003]

【発明が解決しようとする課題】ところが、従来のプッ
シャ装置65によると、直径が異なる複数種の加工物W
を受け止める場合に、加工物Wの種類に応じて複数個の
プッシャ装置65を用意し、これらを交換してチャック
本体61に取り付ける必要があった。このため、コスト
面で不利になるばかりでなく、段取り換え作業が大変面
倒になるという問題点があった。また、従来、加工物W
の最大径に対応可能な大形の受座69を備えたプッシャ
装置65も知られているが、これによると、受座69の
重量が増加するため、チャック回転時の遠心力を考慮す
ると、チャック本体61の剛性を高める必要が生じ、そ
の結果、チャックの慣性モーメントが大きくなってしま
うという不都合があった。
However, according to the conventional pusher device 65, a plurality of types of workpieces W having different diameters are provided.
In the case of receiving it, it is necessary to prepare a plurality of pusher devices 65 according to the type of the workpiece W, replace them, and attach them to the chuck body 61. Therefore, there is a problem that not only the cost is disadvantageous, but also the setup change work becomes very troublesome. In addition, conventionally, the workpiece W
Also known is a pusher device 65 having a large-sized seat 69 capable of accommodating the maximum diameter of the chuck. However, according to this, the weight of the seat 69 is increased. It is necessary to increase the rigidity of the chuck body 61, and as a result, the moment of inertia of the chuck increases, which is a disadvantage.

【0004】そこで、この発明の課題は、受座の半径方
向位置を簡単な操作で変更できて、一つの装置で複数種
の加工物に対応できるチャックの加工物受止装置を提供
することにある。
Therefore, an object of the present invention is to provide a workpiece receiving device for a chuck which can change the radial position of the seat by a simple operation and can handle a plurality of types of workpieces with one device. is there.

【0005】[0005]

【課題を解決するための手段】上記の課題を解決するた
めに、この発明の加工物受止装置は、チャック本体の前
面に取付部材をチャック軸線と平行な枢軸を介して回動
可能に支持し、取付部材に加工物受座を枢軸から偏心し
た位置に設け、取付部材を複数の回動位置においてチャ
ック本体に固定する固定手段を設けて構成される。
In order to solve the above-mentioned problems, in the workpiece receiving apparatus of the present invention, a mounting member is rotatably supported on the front surface of the chuck body via a pivot axis parallel to the chuck axis. Then, the mounting member is provided with a workpiece seat at a position eccentric from the pivot, and fixing means is provided for fixing the mounting member to the chuck body at a plurality of rotational positions.

【0006】[0006]

【作用】この発明の加工物受止装置によれば、受座が枢
軸から偏心した位置に設けられるので、枢軸を中心に取
付部材を回動すると、受座がチャック本体の半径方向へ
移動される。従って、取付部材を回動して固定手段で固
定するだけの簡単な操作で受座の半径方向位置を変更で
き、加工物の大きさが変わった場合の段取り換え作業が
至って容易になる。
According to the work piece receiving apparatus of the present invention, since the seat is provided at a position eccentric from the pivot, when the mounting member is rotated around the pivot, the seat is moved in the radial direction of the chuck body. It Therefore, the position of the seat in the radial direction can be changed by a simple operation of rotating the mounting member and fixing it by the fixing means, and the setup change work becomes easy when the size of the workpiece is changed.

【0007】[0007]

【実施例】以下、この発明をフィンガーチャックのプッ
シャ装置に具体化した一実施例を図1〜図6に基づいて
説明する。図1及び図2に示すように、フィンガーチャ
ックのチャック本体1は、前壁2をボルト3で周壁4に
組み付け、周壁4をボルト5で後壁6に組み付けて構成
されるとともに、前壁2及び後壁6を貫通するボルト7
によって主軸(図示略)に取り付けられる。前壁2の中
央部には後方張出部8が設けられ、その張出部8に対応
する部分の前壁2の前面には凹部9が形成されている。
DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment in which the present invention is embodied in a pusher device for a finger chuck will be described below with reference to FIGS. As shown in FIG. 1 and FIG. 2, the chuck body 1 of the finger chuck is configured such that the front wall 2 is assembled to the peripheral wall 4 with bolts 3, and the peripheral wall 4 is assembled to the rear wall 6 with bolts 5. And a bolt 7 penetrating the rear wall 6
Is attached to a main shaft (not shown). A rear protrusion 8 is provided in the center of the front wall 2, and a recess 9 is formed in the front surface of the front wall 2 at a portion corresponding to the protrusion 8.

【0008】前記凹部9には加工物W(図示例ではアル
ミホィール)の中央孔Waに係合して加工物Wを芯出し
するコレットチャック式の芯出装置11がその後半部を
収容した状態で設置されている。芯出装置11のケーシ
ング12は凹部9に嵌合されてボルト13で張出部8に
固定され、その内部には複数のコレット14が収容され
ている。ケーシング12の中央部にはテーパ付ロッド1
5がチャック軸線方向に摺動自在に挿通され、その進退
移動に伴いコレット14を開閉して、加工物Wの中央孔
Waを内側から把持及び解放するようになっている。
A state in which the latter half of the collet chuck type centering device 11 which engages with the central hole Wa of the workpiece W (aluminum wheel in the illustrated example) to center the workpiece W is accommodated in the recess 9. It is installed in. The casing 12 of the centering device 11 is fitted into the concave portion 9 and fixed to the overhanging portion 8 with bolts 13, and a plurality of collets 14 are housed inside thereof. A tapered rod 1 is provided at the center of the casing 12.
5 is slidably inserted in the direction of the chuck axis, and the collet 14 is opened / closed in accordance with its forward / backward movement to grasp and release the central hole Wa of the workpiece W from the inside.

【0009】前壁2の外周部には、加工物Wの外周エッ
ジWbを把持する複数のジョウ17が配設されている。
ジョウ17はボルト18で揺動体19に取り付けられ、
揺動体19は支軸20によりブラケット21に支持され
るとともに、ピン22を介してロッド23に連結されて
いる。ブラケット21にはジョウ17と対向するように
受顎24が固定され、ロッド23のチャック軸線方向の
進退移動に伴いジョウ17との間でエッジWbを把持及
び解放するように構成されている。
A plurality of jaws 17 for holding the outer peripheral edge Wb of the workpiece W are arranged on the outer peripheral portion of the front wall 2.
The jaw 17 is attached to the oscillating body 19 with a bolt 18,
The rocking body 19 is supported by a bracket 21 by a support shaft 20 and is connected to a rod 23 via a pin 22. A receiving jaw 24 is fixed to the bracket 21 so as to face the jaw 17, and is configured to grasp and release the edge Wb with the jaw 17 as the rod 23 moves forward and backward in the chuck axis direction.

【0010】後壁6の軸心孔26にはドロー部材27が
挿通され、その内部には主軸側アクチュエータ(図示
略)の駆動力を前記テーパ付ロッド15に伝えるスライ
ダ28が挿入されている。ドロー部材27の内端には後
壁6と張出部8との間の空間に拡がるように円板部29
が形成され、その外周には案内部30が一体的に設けら
れている。案内部30は張出部8の外周に摺動自在に嵌
合され、これによってドロー部材27がチャック軸線方
向へ摺動案内される。
A draw member 27 is inserted through the shaft center hole 26 of the rear wall 6, and a slider 28 for transmitting the driving force of a main shaft side actuator (not shown) to the tapered rod 15 is inserted therein. At the inner end of the draw member 27, a disc portion 29 is formed so as to spread in the space between the rear wall 6 and the overhang portion 8.
Is formed, and the guide portion 30 is integrally provided on the outer periphery thereof. The guide portion 30 is slidably fitted to the outer periphery of the overhanging portion 8, and thereby the draw member 27 is slidably guided in the chuck axis direction.

【0011】前記案内部30の外周には球面座31が嵌
合されて環状プレート32により抜止めされている。球
面座31には三角形状のスパイダー33が傾動及び回動
自在に支持され、その頂点部には前記ロッド23がナッ
ト34により結合されている。そして、ドロー部材27
が主軸側アクチュエータ(図示略)により駆動されるこ
とにより、スパイダー33及びロッド23を介してジョ
ウ17が開閉されるようになっている。
A spherical seat 31 is fitted around the outer periphery of the guide portion 30 and is prevented from coming off by an annular plate 32. A triangular spider 33 is tiltably and rotatably supported on the spherical seat 31, and the rod 23 is connected to the apex of the spider 33 by a nut 34. And the draw member 27
Is driven by a main shaft side actuator (not shown), so that the jaw 17 is opened and closed via the spider 33 and the rod 23.

【0012】一方、前壁2の外周部には、ジョウ17と
は異なる円周位置でエッジWbを押圧して加工物Wの外
周部のビビリを防止するプッシャ装置36が複数配設さ
れている。本実施例のプッシャ装置36においては、前
壁2の前面に接合する円板37と、円板37に嵌着した
シリンダ38と、シリンダ38の内部に嵌挿したピスト
ンロッド39とから取付部材40が構成され、この取付
部材40の先端にエッジWbを受け止める受座41が取
り付けられている。
On the other hand, on the outer peripheral portion of the front wall 2, a plurality of pusher devices 36 for preventing the chattering of the outer peripheral portion of the workpiece W by pressing the edge Wb at a circumferential position different from that of the jaw 17 are provided. . In the pusher device 36 of the present embodiment, the mounting member 40 is composed of the disk 37 joined to the front surface of the front wall 2, the cylinder 38 fitted in the disk 37, and the piston rod 39 fitted in the cylinder 38. And a seat 41 for receiving the edge Wb is attached to the tip of the attachment member 40.

【0013】図3〜図6に示すように、円板37にはシ
リンダ38の内部に連通する連通孔42が形成されると
ともに、前壁2の軸受凹部43に回動自在に嵌合する枢
軸44がチャック軸線と平行に突設されている。シリン
ダ38の基端には正面略扇形の取付部45が形成され、
その底面には円板37が嵌合する凹所46が設けられて
いる。円板37とシリンダ38とは一対のボルト47で
一体的に組み付けられていて、取付部材40が枢軸44
によりチャック本体1の前面に回動可能に支持されてい
る。ピストンロッド39は枢軸44から所定距離e(図
3参照)だけ偏心した位置でシリンダ38の内部に摺動
自在に嵌挿され、その先端に受座41がボルト48で取
り付けられている。従って、受座41は枢軸44から偏
心した位置において取付部材40に設けられている。
As shown in FIGS. 3 to 6, the disc 37 is formed with a communication hole 42 which communicates with the inside of the cylinder 38, and a pivot shaft which is rotatably fitted in the bearing recess 43 of the front wall 2. 44 is provided so as to project parallel to the chuck axis. A substantially fan-shaped front mounting portion 45 is formed at the base end of the cylinder 38.
The bottom surface is provided with a recess 46 into which the disc 37 is fitted. The disk 37 and the cylinder 38 are integrally assembled with a pair of bolts 47, and the mounting member 40 is attached to the pivot 44.
Is rotatably supported on the front surface of the chuck body 1. The piston rod 39 is slidably inserted into the cylinder 38 at a position eccentric from the pivot 44 by a predetermined distance e (see FIG. 3), and a receiving seat 41 is attached to the tip of the piston by a bolt 48. Therefore, the seat 41 is provided on the mounting member 40 at a position eccentric from the pivot 44.

【0014】シリンダ38の取付部45には、枢軸44
を中心とする同一円周上に一対の取付孔49が枢軸44
を挟むように略180゜離れた位置に形成され、前壁2
には各取付孔49に対応する一対のボルト孔50が穿設
されている。そして、固定手段としての2本のボルト5
1が取付孔49を通してボルト孔50に螺合され、これ
により、取付部材40が180゜離れた2つの回動位置
でチャック本体1の前壁2に選択的に固定されるように
なっている。なお、ピストンロッド39を付勢するため
の加圧エアは外部供給源からスライダ28のエア通路5
2、前壁2のエア通路53、及び円板37の連通孔42
を介してシリンダ38の内部に供給される。
The mounting portion 45 of the cylinder 38 has a pivot 44
A pair of mounting holes 49 are provided on the same circumference centered on
The front wall 2 is formed at a position approximately 180 ° apart so as to sandwich
A pair of bolt holes 50 corresponding to the respective mounting holes 49 are formed in the. And two bolts 5 as fixing means
1 is screwed into the bolt hole 50 through the mounting hole 49, so that the mounting member 40 is selectively fixed to the front wall 2 of the chuck body 1 at two rotational positions separated by 180 °. . The pressurized air for urging the piston rod 39 is supplied from the external supply source to the air passage 5 of the slider 28.
2, the air passage 53 of the front wall 2, and the communication hole 42 of the disc 37
Is supplied to the inside of the cylinder 38 via.

【0015】上記のように構成した本実施例のプッシャ
装置36においては、受座41が枢軸44から偏心した
位置に設けられているので、図4及び図5に示すよう
に、枢軸44を中心に取付部材40を回動すると、受座
41がチャック本体1の半径方向へ移動される。特に、
本実施例では、取付孔49及びボルト孔50が枢軸44
を挟む2位置に設けられているため、取付部材40を1
80゜回動することによって受座41を偏心量eの2倍
のストロークS(図3参照)で大きく移動することがで
きる。従って、取付部材40を回動してボルト51で固
定するだけの簡単な操作で受座41の半径方向位置を変
更でき、加工物Wの大きさが変わった場合の段取り換え
作業を、部品交換なしで、至って容易に行うことができ
る。
In the pusher device 36 of the present embodiment constructed as described above, since the seat 41 is provided at a position eccentric from the pivot 44, the pivot 44 is centered as shown in FIGS. When the mounting member 40 is rotated, the receiving seat 41 is moved in the radial direction of the chuck body 1. In particular,
In this embodiment, the mounting hole 49 and the bolt hole 50 are connected to the pivot 44.
Since it is provided at two positions sandwiching the
By rotating 80 degrees, the seat 41 can be moved largely with a stroke S (see FIG. 3) that is twice the eccentric amount e. Therefore, the radial position of the receiving seat 41 can be changed by a simple operation of simply rotating the mounting member 40 and fixing it with the bolts 51, and the setup replacement work when the size of the workpiece W is changed can be performed by component replacement. It can be done very easily without.

【0016】なお、ボルト孔50の数は2個に限定され
るものではなく、これを90゜離れた位置に3個又は4
個設けてもよい。この場合には、受座41の半径方向位
置を偏心量と同等のストローク及び2倍のストロークで
2段階に変更することができる。勿論、ボルト孔50の
数をそれ以上に設定して、受座41の半径方向位置を更
に細かく変更できるように構成してもよい。
The number of bolt holes 50 is not limited to two, but three or four bolt holes 50 may be provided at positions 90 ° apart.
Individual pieces may be provided. In this case, the radial position of the seat 41 can be changed in two steps with a stroke equivalent to the eccentricity amount and a stroke twice the eccentric amount. Of course, the number of the bolt holes 50 may be set more than that, and the radial position of the receiving seat 41 may be changed more finely.

【0017】また、この発明はプッシャ装置36のみに
適用されるものではなく、図7に示すようなチャックの
着座確認装置55に具体化して実施することもできる。
着座確認装置55の取付部材40は、前記実施例と同
様、円板37、シリンダ38、及びピストンロッド39
から構成されている。ピストンロッド39は円板37の
枢軸44から所定距離eを偏心した位置でシリンダ38
内に摺動自在に嵌挿され、スプリング56により突出方
向へ常時付勢され、その先端にはエッジWbに圧接する
受座41が取り付けられている。
The present invention is not limited to the pusher device 36, but can be embodied in a chuck seating confirmation device 55 as shown in FIG.
The mounting member 40 of the seating confirmation device 55 has a disk 37, a cylinder 38, and a piston rod 39 as in the above embodiment.
It consists of The piston rod 39 is eccentric from the pivot 44 of the disc 37 by a predetermined distance e, and
A seat 41, which is slidably fitted in the spring, is constantly urged by a spring 56 in the projecting direction, and is attached to the tip of the seat 41 in pressure contact with the edge Wb.

【0018】円板37には加圧エアを前壁2のエア通路
53からシリンダ38の内部に導くオリフィス57が形
成されるとともに、シリンダ38の周壁には加圧エアを
外部に吐出する吐出孔58が設けられている。そして、
加工物Wが受座41に当接され、ピストンロッド39が
スプリング56の付勢力に抗して没入されたときには、
ピストンロッド39の基端面によりオリフィス57が閉
成され、このときの圧力変動がエア回路中に設けた圧力
スイッチ(図示略)で検出されて、加工物Wの着座が確
認されるようになっている。従って、この実施例によっ
ても、取付部材40の回動操作で受座41の半径方向位
置を変更して、直径が異なる複数種の加工物の着座を容
易に確認することができる。
The disk 37 is formed with an orifice 57 for guiding the pressurized air from the air passage 53 of the front wall 2 to the inside of the cylinder 38, and a discharge hole for discharging the pressurized air to the outside is formed on the peripheral wall of the cylinder 38. 58 is provided. And
When the workpiece W is brought into contact with the seat 41 and the piston rod 39 is retracted against the urging force of the spring 56,
The base end surface of the piston rod 39 closes the orifice 57, and the pressure fluctuation at this time is detected by a pressure switch (not shown) provided in the air circuit, so that the seating of the workpiece W can be confirmed. There is. Therefore, also in this embodiment, it is possible to easily confirm the seating of a plurality of types of workpieces having different diameters by changing the radial position of the receiving seat 41 by rotating the mounting member 40.

【0019】その他、この発明は上記実施例に限定され
るものではなく、例えば、油圧駆動式のプッシャ装置や
着座確認装置に適用したり、或いは、フィンガチャック
以外の各種のチャックに応用したりするなど、本発明の
趣旨を逸脱しない範囲で各部の形状並びに構成を適宜に
変更して具体化することも可能である。
In addition, the present invention is not limited to the above-described embodiment, and is applied to, for example, a hydraulically driven pusher device, a seating confirmation device, or various chucks other than the finger chuck. For example, the shapes and configurations of the respective parts can be appropriately modified and embodied without departing from the spirit of the present invention.

【0020】[0020]

【発明の効果】以上に詳述したように、この発明によれ
ば、チャック本体の前面に取付部材をチャック軸線と平
行な枢軸を介して回動可能に支持し、取付部材に加工物
受座を枢軸から偏心した位置に設け、取付部材を複数の
回動位置においてチャック本体に固定する固定手段を設
けて構成したので、受座の半径方向位置を簡単な操作で
変更できて、一つの装置で複数種の加工物に対応できる
という優れた効果を奏する。
As described above in detail, according to the present invention, the attachment member is rotatably supported on the front surface of the chuck body via the pivot axis parallel to the chuck axis, and the workpiece is seated on the attachment member. Is provided at a position eccentric from the pivot, and fixing means for fixing the mounting member to the chuck body at a plurality of rotational positions is provided. Therefore, the radial position of the seat can be changed by a simple operation, and one device The excellent effect of being able to handle a plurality of types of processed products.

【図面の簡単な説明】[Brief description of drawings]

【図1】本発明による一実施例のプッシャ装置を示すフ
ィンガーチャックの正面図である。
FIG. 1 is a front view of a finger chuck showing a pusher device according to an embodiment of the present invention.

【図2】図1のA−A線に沿う断面図である。FIG. 2 is a sectional view taken along the line AA of FIG.

【図3】図2のプッシャ装置を拡大して示す断面図であ
る。
FIG. 3 is an enlarged sectional view showing the pusher device of FIG.

【図4】図3のプッシャ装置の正面図である。FIG. 4 is a front view of the pusher device of FIG.

【図5】図4のプッシャ装置を180゜回動して示す正
面図である。
FIG. 5 is a front view showing the pusher device of FIG. 4 rotated 180 °.

【図6】図4のB−B線に沿う断面図である。6 is a cross-sectional view taken along the line BB of FIG.

【図7】本発明の別の実施例を示す着座確認装置の断面
図である。
FIG. 7 is a cross-sectional view of a seating confirmation device showing another embodiment of the present invention.

【図8】従来のプッシャ装置を示すフィンガーチャック
の断面図である。
FIG. 8 is a cross-sectional view of a finger chuck showing a conventional pusher device.

【符号の説明】[Explanation of symbols]

1・・チャック本体、2・・前壁、11・・芯出装置、
17・・ジョウ、36・・プッシャ装置、37・・円
板、38・・シリンダ、39・・ピストンロッド、40
・・取付部材、41・・受座、44・・枢軸、49・・
取付孔、50・・ボルト孔、51・・ボルト、55・・
着座確認装置、56・・スプリング、W・・加工物、e
・・偏心量。
1 ... Chuck body, 2 ... Front wall, 11 ... Centering device,
17 ... Joe, 36 .. Pusher device, 37 .. Disc, 38 .. Cylinder, 39 .. Piston rod, 40
..Mounting members, 41..Catches, 44..Pivots, 49 ..
Mounting hole, 50 ... Bolt hole, 51 ... Bolt, 55 ...
Seating confirmation device, 56 ... Spring, W ... Workpiece, e
..Amount of eccentricity

Claims (1)

【特許請求の範囲】[Claims] 【請求項1】 チャック本体の前面に取付部材をチャッ
ク軸線と平行な枢軸を介して回動可能に支持し、取付部
材に加工物受座を枢軸から偏心した位置に設け、取付部
材を複数の回動位置においてチャック本体に固定する固
定手段を設けてなることを特徴とするチャックの加工物
受止装置。
1. A chuck member is rotatably supported on a front surface of a chuck body via a pivot shaft parallel to a chuck axis, and a workpiece seat is provided on the mount member at a position eccentric from the pivot shaft. A workpiece receiving device for a chuck, comprising fixing means for fixing the chuck body to the chuck body at a rotating position.
JP7541393A 1993-03-08 1993-03-08 Work receiving device of chuck Pending JPH06262409A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7541393A JPH06262409A (en) 1993-03-08 1993-03-08 Work receiving device of chuck

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7541393A JPH06262409A (en) 1993-03-08 1993-03-08 Work receiving device of chuck

Publications (1)

Publication Number Publication Date
JPH06262409A true JPH06262409A (en) 1994-09-20

Family

ID=13575469

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7541393A Pending JPH06262409A (en) 1993-03-08 1993-03-08 Work receiving device of chuck

Country Status (1)

Country Link
JP (1) JPH06262409A (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0994709A (en) * 1995-09-30 1997-04-08 Kitagawa Iron Works Co Ltd Front part replacing type finger chuck
JP2001198713A (en) * 2000-01-19 2001-07-24 Howa Mach Ltd Chuck with damper
JP2002144116A (en) * 2000-11-13 2002-05-21 Toyota Jidosha Hokkaido Kk Tire wheel working chuck
US6502834B1 (en) 2000-11-07 2003-01-07 Howa Machinery, Ltd. Holding chuck for a tire-wheel with a chatter-suppressing device
JP2008221365A (en) * 2007-03-09 2008-09-25 Teikoku Chuck Kk Suction chuck device

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0994709A (en) * 1995-09-30 1997-04-08 Kitagawa Iron Works Co Ltd Front part replacing type finger chuck
JP2001198713A (en) * 2000-01-19 2001-07-24 Howa Mach Ltd Chuck with damper
US6502834B1 (en) 2000-11-07 2003-01-07 Howa Machinery, Ltd. Holding chuck for a tire-wheel with a chatter-suppressing device
JP2002144116A (en) * 2000-11-13 2002-05-21 Toyota Jidosha Hokkaido Kk Tire wheel working chuck
JP4638017B2 (en) * 2000-11-13 2011-02-23 トヨタ自動車北海道株式会社 Tire wheel processing chuck
JP2008221365A (en) * 2007-03-09 2008-09-25 Teikoku Chuck Kk Suction chuck device

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