In view of the shortcomings in the design of rail Pushers, a hydraulic pusher for long rail was designed according to the principle of hydraulic constant power speed regulation.
针对目前钢轨助推器设计上存在的不足，利用液压恒功率调速原理，设计了长钢轨液压助推器。
A new-type hydraulic pusher is designed in order to improve the automation of tram operation in coal mine, which rises the reliability and efficiency of the original cage pusher.
为了提高副井提升井口、井底车场操车自动化程度，设计了一种新型液压推车机，提高了推车机的安全性和工作效率。
Some problems in the hydraulic system of JT5-2 Pusher of JN50-02 coke oven in Masteel are briefly introduced. Ways to reveal the problems, the technical revamping and its results are also discussed.
简述了马钢煤焦化公司新JN50-02 型焦炉JT5-2型推焦车取门液压系统在生产过程中遇到的问题，查找问题的方法及技术改造过程和改造后的效果。
The camber of the plate after cutting in disc type shear is reduced by adding hydraulic movable pusher in front of the shear and adjusting the side guide roller behind the shear.
通过在圆盘剪前增加液压活动推头和对剪后侧导辊的调整，减小了圆盘剪剪后钢板镰刀弯。
Regarding to the shortcomings existing in the emergency device of the coke pusher and by installing a hydraulic device, the upgrading of which has been performed.
对推焦车应急装置存在的问题进行改进，增加了液压装置。
Pass rightness and side to pass in and out a bottle of cage pusher driven by hydraulic power hydraulic system to carry on analysis and point out original the hydraulic system existence of problem.
通过对同侧进出罐笼推车器液压系统进行分析，指出原系统存在的问题。
Pass rightness and side to pass in and out a bottle of cage pusher driven by hydraulic power hydraulic system to carry on analysis and point out original the hydraulic system existence of problem.
通过对同侧进出罐笼推车器液压系统进行分析，指出原系统存在的问题。
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