Special tool for holding guide bearing bush on overhaul jigger of hydropower station generator set
The utility model relates to a special tool for holding an upper guide bearing bush on a hydropower station generator set overhaul jigger, which can effectively solve the problem that the upper guide bearing bush holds an upper guide bearing, and adopts the technical scheme that the special tool com...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The utility model relates to a special tool for holding an upper guide bearing bush on a hydropower station generator set overhaul jigger, which can effectively solve the problem that the upper guide bearing bush holds an upper guide bearing, and adopts the technical scheme that the special tool comprises a plane support column and a square nut, and the plane support column consists of a front small cylindrical head, a middle circular truncated cone plane and a rear threaded head; the square nut is clamped in a middle groove of the upper guide bearing cushion block, a small cylindrical head on the front face of the plane supporting column is matched with a counter bore gap of an upper guide bearing bush, a circular truncated cone plane is tightly attached to a spigot plane of the upper guide bearing bush, and a threaded head is connected with the square nut. The guide bearing bush clamping device, the square nut and the square nut are tightly matched, positioning is accurate, the problems of falling, dislocat |
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