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Mobile Gantry Crane Gear Installation and Adjustment

Jan 10, 2017
1. Use the feeler gauge measure gear lateral meshing clearance, the minimum value should be consistent with the standard, if measured by pressure lead method, the lead wire along the outer edge of the gear length should be not less than 5 gear teeth, rolling the gear until the gear press the lead wire to flat, then measure the flat thickness with a micrometer, the minimum value should be consistent with standard.
mobile gantry crane
2. Use red lead coloring method to check gear meshing contact situation, method is: thinnly and evenly coat the red lead on both sides of the gear surface, rolling the high-speed shaft, so that the gears rotate with positive and negative direction, check the contact marks, And calculate the percentage of contact, the value should be consistent with the relevant standard.
mobile gantry crane
3. Open gear installation adjustment requirements is same as above, but the contact point accuracy level can be reduced 1-2 level, can be 8-9 level.



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