| 摘要 |
PURPOSE: A cushion dissembling apparatus of a fixing axis portion of a lower screen of a particle size grader is provided to make it more convenient to take out several fixing axis portions, reduce working load and enable a stable working. CONSTITUTION: The apparatus comprises: a cushion sleeve dissembling portion consisting of a fixing axis(33) with a through hole of which the center portion is penetrated by a cylinder axis(30-1), first and second puller blades(32,32-1) inserted into and mounted to the upper and lower parts of the puller fixing axis(33), a U-shaped puller supporting axis(40) fixed to the center part of the puller fixing axis(33) and a hydraulic cylinder(30); and a hydraulic feeding portion consisting of a hydraulic feeding inlet(34) additionally disposed to the hydraulic cylinder(30), a flexible hydraulic hose(35), a hydraulic feeder(39) and a hydraulic feeding lever(36).
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