The application of PLC in the equipment transformation for transistor seal;

This paper expounds the equipment transformation of comprehensive mechanized coal mining face in Chengzhuang Coal Mine, including the transformation of the tail of the extensible conveyer, the updating and transformation of gate equipment and the updating of gate belt conveyer.

Taking the main ventilating engine as the example, this paper discusses on the necessity of the technical measurement of the large - scale equipment and the basic measuring methods, and probes into the results of the technical measurement of the technical equipment in aspects of the equipment transformation and the energy conservation.

It gives summary on the equipment reformation, commissioning and start-up, problems and solutions.

According to the analyses and calculations,this artical considers the profiles of the worm gear reducer ought to be nieman,thus it is able to meet the working and home-make equipment improvement demands.