Jib crane boom margins mainly use (pitching) rotation around the vertical axis with lifting goods, the use of flexible action to meet the loading requirements, in the form of fixed, mobile and floating. Fixed jib crane mounted directly on the dock or pier base library field, can only work in situ. Some of the boom is not only pitching rotation, and some can tilt can be reversed.
2013年7月31日星期三
Single girder gantry crane pulley failure how to prevent it?
Current lifting machinery industry such as single girder bridge gantry crane faces three major difficulties: First, as a strong cyclical industry faces profitability pressures. The second is a capital-intensive industry is facing capital pressures. Third, as a strategic emerging industry faces competitive pressures.
In the current situation, to strengthen the lifting machinery industry guidance and policy support, especially single girder overhead gantry crane As soon as possible to establish major projects, key projects and equipment manufacturing enterprise communication and contact mechanism, timely bidding plan to corporate announcements, and guide enterprises, especially private enterprises to participate in research and development of new products to meet market demand, have the opportunity to participate in market competition, encourage and support enterprises through joint research, development and other forms of cooperation, participation in national key projects and major projects. At the same time, increase efforts to support the equipment manufacturing industry, the implementation of a more active financing credit policy more favorable land-use policies, and more inclined fiscal policies, such as domestic first full VAT refund and purchase full deduction, simplifying first domestic certification process, to establish use of domestic first equipment risk compensation mechanism
Single girder hoist gantry crane pulley failure how to prevent it?
1 Check whether the material evenly, installation meets the requirements, ropes and wheel contact is good;
2 mandrels and rope regularly checked for wear;
3-axis positioning regularly check for loose parts, wire rope is quit;
4 Check regularly single girder gantry crane pulley wear.
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