JPS61184686U

JPS61184686U -

Info

Publication number: JPS61184686U
Application number: JP6787985U
Authority: JP
Priority date: 1985-05-08
Filing date: 1985-05-08
Publication date: 1986-11-18

Description

[Brief explanation of the drawing]

第１図は本考案の実施例に係る円盤状ワーク用
ハンドを示すもので、下半分を断面にした全体平
面図であり、第２図は第１図における―断面
図である。第３図は、本考案の変形例に係る要部
を断面にして示す平面図である。第４図は、本考
案の変形例に係る要部断面図である。Ｗ，Ｗ′……円盤状ワーク、１，１……挾持片
、１１……挾持片の対向面、１２……溝、１２ａ
……溝下面、１２ｂ……溝正面、１３……挾持片
下面、１４……孔、２……爪開閉装置、２１，２
１……爪、３，３……アーム、４……弾性膜、６
……エゼクタピン、７１……ピン、８……調整手
段。 FIG. 1 shows a hand for a disc-shaped workpiece according to an embodiment of the present invention, and is an overall plan view with the lower half taken in section, and FIG. 2 is a cross-sectional view taken in FIG. 1. FIG. 3 is a plan view showing a cross section of the main part according to a modified example of the present invention. FIG. 4 is a sectional view of a main part according to a modification of the present invention. W, W'... Disc-shaped workpiece, 1, 1... Holding piece, 11... Opposing surface of holding piece, 12... Groove, 12a
...Groove bottom surface, 12b...Groove front surface, 13...Groove bottom surface, 14...Hole, 2...Claw opening/closing device, 21,2
1... Claw, 3, 3... Arm, 4... Elastic membrane, 6
...Ejector pin, 71...Pin, 8...Adjustment means.

Claims

[Scope of Claim for Utility Model Registration] (1) A pair of clamping pieces having grooves on opposing surfaces and sandwiching the disc-shaped workpiece so as to receive the disc-shaped workpiece in the groove; 90 from the center
° A claw opening/closing device having a pair of claws located at different outward positions and capable of opening and closing symmetrically in the direction of the disc-shaped workpiece with respect to a line connecting the position and the center of the disc-shaped workpiece, and one of the above-mentioned clamping pieces. and a pair of arms connecting this to one claw of the claw opening/closing device on the same side, and the gripping piece has a concave arc-shaped groove and is pivoted to the arm with a pin. and a disc-shaped workpiece characterized in that the direction of the clamping piece can be freely adjusted within the workpiece attachment/detachment surface according to the diameter of the disc-shaped workpiece by an adjustment means attached to the arm and having a tip pivotally connected to the clamping piece. For hand. (2) The hand for a disc-shaped workpiece according to claim 1, wherein the groove of the holding piece is covered with an elastic film. (3) The gripping piece has a lower groove surface that slopes downward in the direction of the disc-shaped workpiece, and a cross section formed by the lower surface of the groove and the lower surface of the gripping piece is wedge-shaped. The hand for the disc-shaped workpiece described in item 2.