论文部分内容阅读
轧机牌坊吊装使用较多的方法一般有起重机(液压起重机或履带起重机)吊装及车间内行车吊装,这2种方法各有利弊:起重机吊装方便快捷、省时省力,但受作业场地的限制;车间内行车吊装工期短、费用低,但受内行车起重量和牌坊单件重量的限制,有时用单台行车吊装,有时用2台行车抬吊,抬吊时要制作专门的吊具。
There are many pros and cons of hoisting the crane archway (hydraulic crane or crawler crane) and hoisting the crane in the workshop. The two methods have their own advantages and disadvantages: crane lifting convenient and quick, time-saving, but limited by the job site; workshop Lifting within the short duration of the journey, the cost is low, but by the traffic load and the archway a single piece of weight restrictions, sometimes with a single traffic hoisting, and sometimes with two traffic lifts, lifts to make a special spreader.