Line hanging (Gantry) crane line, also known as traffic, cranes, day door-type line hanging, are the people called for a sweeping crane line hanging and what we call the gantry cranes, bridge cranes essentially the same . Category by driving There are basically two types: one is focused on driving eight tons of line hanging, the other for each drive. Focus drive line hanging which uses an electric motor to drive the long drive shaft on both sides of Active Wheel. Line hanging are driven separately driven initiative that is on both sides of each wheel with a motor drive. Medium and small more using a combination of overhead crane brakes, gear units and motors into one of the "triple play" drive mode line hanging, large overhead crane lifting capacity of the ordinary for ease of installation and adjustment, the driving device often used universal Union Couplings. According to the shape can be divided into two categories, namely gantry cranes and gantries. Line hanging to run the preparatory work row hanging as a straight up and down for the weight lifting equipment, there are two drive: drive and are driven focus. Before running the line hanging hanging hanging line, we need to line hanging preparatory work before running ready to make line hanging to run properly. 1, test: Under no-load conditions, the power, start and check the moving parts. The operation of control systems and safety devices should be sensitive, safe and reliable, can be used. 2, shall not exceed the prescribed crane lifting weight using do along the beam direction oblique hanging, cable-stayed. 3, check and discover whether all parts of the crane after abnormal phenomenon, if not, before the start line hanging. 4, lifting the front line running to do the wheel bearing lubrication. Line hanging switch, Hebi line hanging, heavy generous generous by heavy machinery Co., Ltd., Henan Province. Heavy Machinery Co., Ltd., Henan Province, generous (www.hnqizhongshebei.com) (www.hnqizhongshebei.com) strong, credible, in Zhengzhou, Henan engineering, construction crane industry has accumulated a large number of loyal customers. The company better work attitude and constantly improving generous innovative ideas will lead into the brilliant heavy and you work for a better future!