JPH0362788U

JPH0362788U -

Info

Publication number: JPH0362788U
Application number: JP12313189U
Authority: JP
Priority date: 1989-10-23
Filing date: 1989-10-23
Publication date: 1991-06-19

Description

[Brief explanation of the drawing]

第１図及び第２図は本考案に係るチヤツク機構
の１実施例を示す断面図で、第１図はワークの把
持を解除した状態、第２図はワークを把持した状
態である。第３図は従来例の平行チヤツク機構の
断面図である。１，１′……移動ベース、１ａ……チヤツク爪
、１ｂ……軸受ブラケツト、２ａ，２ｂ……スラ
イドピン、３……チヤツクアーム、４……スプリ
ング、５……取付板、６……エアシリンダ、６′
……シリンダ、７ａ，７ｂ……ピン、８……旋回
アーム、８ａ……支点ピン、９……リンク。 1 and 2 are cross-sectional views showing one embodiment of the chuck mechanism according to the present invention, in which FIG. 1 shows the chuck mechanism in a state where the grip on the workpiece has been released, and FIG. 2 shows the state in which the chuck mechanism has gripped the workpiece. FIG. 3 is a sectional view of a conventional parallel chuck mechanism. 1, 1'...Moving base, 1a...Chuck claw, 1b...Bearing bracket, 2a, 2b...Slide pin, 3...Chuck arm, 4...Spring, 5...Mounting plate, 6...Air cylinder , 6′
... Cylinder, 7a, 7b ... Pin, 8 ... Swivel arm, 8a ... Fulcrum pin, 9 ... Link.

Claims

[Claims for Utility Model Registration] 1. A system comprising a movable base, a chuck arm guided to move in parallel with the movable base, and a cylinder fixed to the chuck arm, wherein a piston rod of the cylinder is guided to move in parallel with the chuck arm. In the parallel chuck mechanism connected to the base, a rotating arm having a chuck claw is rotatably attached to the movable base, and when the rotating arm rotates in a direction approaching the chuck arm, the rotating arm rotates. A parallel chuck mechanism equipped with a rotating arm, characterized by a structure in which a workpiece is held between the chuck claw of the arm and the chuck arm. 2. The piston rod of the cylinder is pivotally connected to the movable base via the pivot arm,
2. The parallel chuck with a swing arm according to claim 1, wherein the parallel chuck arm and the swing arm are rotated by a single driving source by the expansion and contraction of the cylinder. mechanism. 3. The parallel chuck mechanism with a pivot arm according to claim 2, wherein the piston rod of the cylinder is pivotally connected to the pivot arm via a link. 4. The parallel chuck mechanism with a rotating arm according to any one of claims 1 to 3, wherein the cylinder is a double-acting air cylinder. 5. The above-mentioned swing arm has one end rotatably attached to a bearing bracket fixed to a moving base by a fulcrum pin, and a chuck claw is formed at the other end. A parallel chuck mechanism with a pivot arm according to claim 1. 6. The chuck arm is guided to move in parallel with the movable base by a slide pin, and a compression spring is interposed between the chuck arm and the movable base. A parallel chuck mechanism with a pivot arm according to claim 1. 7 A moving base attached to a robot hand, a chuck arm guided to move in parallel with the moving base, and a cylinder fixed to the chuck arm, wherein a piston rod of the cylinder is attached to the moving base. A swing arm having a chuck claw is rotatably attached to the movable base, and when the swing arm rotates in a direction approaching the chuck arm, the chuck claw of the swing arm and the chuck arm are connected to each other. 1. A robot device characterized by having a chuck mechanism equipped with a rotating arm and having a structure in which a workpiece is held between the chuck mechanism and the chuck mechanism. 8. A movable base that is attached to a transfer device and is moved, a chuck arm that is guided to move in parallel with the movable base, and a cylinder that is fixed to the chuck arm, and the piston rod of the cylinder is The rotating arm is connected to a moving base, and a rotating arm having a chuck claw is rotatably attached to the moving base, and when the rotating arm is rotated in a direction approaching the chuck arm, the chuck of the rotating arm is rotated. 1. A conveying device characterized by having a chuck mechanism equipped with a rotating arm and having a structure in which a workpiece is held between a claw and a chuck arm. 9. A movable base, a chuck arm guided to move in parallel with the movable base, and a cylinder fixed to the chuck arm, the piston rod of the cylinder being connected to the movable base; A revolving arm having a chuck claw is rotatably attached to the moving base, and when the revolving arm is rotated in a direction approaching the chuck arm, a workpiece is placed between the chuck claw of the revolving arm and the chuck arm. A machine tool characterized by having a chuck mechanism with a rotating arm having a clamping structure.