Gantry crane installation and adjustment manual gear

1 with a feeler lateral backlash gear,overhead gantry crane shall comply with the relevant provisions of its minimum value, if measured with the pressure of lead, the lead wire along the outer edge of Busi gear tooth pitch length of not less than five, turning gear,hoist gantry crane the gear will be lead wire flattening, remove, respectively, with flattened lead wire micrometer thickness, the minimum value should be specified.
2 with Hongdan coloring, the check gear contact case, is: Hongdan thin and evenly on both sides of the pinion tooth surface, turn the high-speed shaft, rotate the large gear and reverse directions,bridge gantry crane view contact marks and calculate the percentage of contacts whose values ​​should be consistent with the relevant requirements.
3 open gear installation and adjustment requirements above, but can reduce the contact point precision grade 1-2 level, according to the 8-9 level checks.