JPH01155130U

JPH01155130U -

Info

Publication number: JPH01155130U
Application number: JP5047888U
Authority: JP
Priority date: 1988-04-14
Filing date: 1988-04-14
Publication date: 1989-10-25
Anticipated expiration: 2003-04-14
Also published as: JPH0647621Y2

Description

[Brief explanation of the drawing]

第１図はこの考案にかかる把持装置を示す正面
図、第２図はこの考案の把持装置の要部詳細図、
第３図は第２図のＡより見た側面図、第４図は第
２図のＢより見た図、第５図は第１図のＣ部詳細
図、第６図はポジシヨナの正面図、第７図は従来
技術把持装置を示す正面図である。４，１２……把持装置、５……チヤツクプレー
ト、６，１４……爪部体、９……大型部材、１０
……フランジ部、１５……親ねじ、１８……把持
ピン、１９……傾斜切欠部、２０……駆動ピン、
２１……傾斜部、２２……把持爪、２３……リン
クプレート。 FIG. 1 is a front view showing the gripping device according to this invention, FIG. 2 is a detailed view of the main parts of the gripping device according to this invention,
Figure 3 is a side view seen from A in Figure 2, Figure 4 is a view seen from B in Figure 2, Figure 5 is a detailed view of section C in Figure 1, and Figure 6 is a front view of the positioner. , FIG. 7 is a front view of a prior art gripping device. 4, 12...Gripping device, 5...Chuck plate, 6, 14...Claw body, 9...Large member, 10
... Flange portion, 15 ... Lead screw, 18 ... Grip pin, 19 ... Inclined notch, 20 ... Drive pin,
21... Inclined portion, 22... Gripping claw, 23... Link plate.

Claims

[Scope of utility model registration request]

A plurality of lead screws and claw bodies are provided on the chuck plate in the radial direction, and by rotating the lead screw, the claw bodies are moved in the axial direction of the lead screw, and the outer periphery of the flange of the workpiece member, etc. In a chuck device configured to grip a part,
A gripping pin is provided on the lower side of the lead screw of the claw body so as to be slidable in parallel with the lead screw, and the gripping pin is biased toward the center of the chuck by a spring member,
The gripping pin is provided with an inclined notch that is inclined with respect to the sliding direction of the gripping pin, and a driving pin for gripping claws is provided in a vertical direction orthogonal to the gripping pin, and the above-mentioned cutout is provided near the center of the driving pin. providing a sloped portion that contacts the sloped notch, a spring member fitted to the upper end of the drive pin to urge the drive pin downward, and a gripping claw pivotally supported at the lower end of the drive pin; The rear end of the gripping claw and the lower end of the claw body are connected via a link plate, and when gripping a large member having a flange, the tip of the gripping pin of the claw body comes into contact with the outer periphery of the flange. 1. A gripping device for a large member, characterized in that the lower surface side of the flange can be tightened by gripping claws by upward movement of a drive pin.