| 摘要 |
PURPOSE: A jig clamp for fastening a car body panel on processing the car body panel is provided to fasten all kinds of car body panel without regard to the shape of the car body panel, thereby considerably reducing an installation cost and simplifying a structure. CONSTITUTION: A jig clamp for fastening a car body panel on processing the car body panel includes a cylinder(1) operated by pneumatic or hydraulic pressure, a piston(2) extending from the cylinder to the bottom, a clamp body(4) rotatably connected by a hinge at the bottom of the piston and located horizontally when a car body panel(12) is fastened, a pneumatic pressure chamber(8) disposed inside the clamp body, a plurality of pin receiving holes formed vertically to communicate the horizontally located clamp body with the pneumatic chamber, support pins(13) inserted into the pin receiving holes respectively and supporting the bottom of the car body panel by being lifted upwardly by pneumatic pressure, and a supporting rod(21) having an upper end rotatably connected to the cylinder by a hinge and a lower end rotatably connected to a support lever(20) projected from the clamp body by a hinge. The supporting rod fastens the car body panel between the supporting rod and the support pins in cooperation with the support pins.
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