Polishing jig for rotating shaft cover of folding machine

Abstract

The utility model discloses a folding machine rotating shaft cover polishing jig which comprises a jig base, a profiling jig cavity arranged in a convex shape is formed in the upper end of the jig base, two product buckle insertion holes are formed in the upper end of the profiling jig cavity, pressing blocks which are symmetrical left and right are arranged in the product buckle insertion holes, and pressing claws are arranged on the opposite outer sides of the upper ends of the two pressing blocks. A trapezoidal pull sliding block is arranged between the two pressing blocks, the pull sliding block is connected with a pull rod which is vertically arranged, the lower end part of the pull rod is connected with a pull rod air cylinder, horizontal springs which are horizontally arranged are arranged on the opposite outer sides of the two pressing blocks, and vertical springs which are vertically arranged are arranged in the two pressing blocks. A product is firstly placed at the upper end of the profiling jig cavity, and then the pull rod cylinder drives the pull rod to pull downwards, so that the pull sliding block is driven to move downwards, and the product is tightly pressed and fastened by the pressing claws at the upper end of the pressing block; therefore, the polishing device has the advantages of being novel in design, simple in structure, good in fixing effect, capable of achieving automatic polishing and capable of improving the polishing efficiency and effect.

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