Central hole positioning fixture for drilling lug hole of spline shaft fork
A spline shaft fork, positioning fixture technology, applied in positioning devices, clamping, manufacturing tools, etc., can solve the problems of poor blank surface consistency, large center height dimensional changes, machining errors, etc., to avoid machining errors and ensure the position. degree of effect
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[0013] As shown in the figure: a center hole positioning fixture for spline shaft fork drilling lugs, including base 1, clamping concrete support plate 2, fixed center 3, movable center 4, V-shaped block 5, pressing device and V-shaped Block adjusting device 12, the base 1 is horizontally installed on the processing machine tool, the clamping concrete support plate 2 and the base 1 are arranged vertically, the clamping concrete supporting plate 2 is fixed with a movable center seat 7 through bolts, and the movable center seat 7 is equipped with a hydraulic cylinder and The movable center 4, and the movable center 4 is driven and controlled by a hydraulic cylinder; a fixed center base 6 is fixed on the base by bolts, and the fixed center 3 is installed on the fixed center base 6. The movable center 4 and the fixed center 3 are coaxially arranged and the centers are opposite ; The V-shaped block 5 is movably installed on the shaft of the fixed top 3, the length of the V-shaped gro...
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