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    Telescopic form and maintenance method of Dongfeng truck mounted crane

  • Author: crane manufacturer
  • Source: Original
  • Release time: 10:21:40, September 25, 2019
  • News browsing popularity: second
What are the boom telescopic forms and maintenance methods of Dongfeng truck mounted crane?
What are the telescopic forms and maintenance methods of Dongfeng truck mounted crane? The boom is a very important part of the truck mounted crane, which is mainly divided into two parts: the main boom and the auxiliary boom. The main boom of truck mounted crane can be divided into two types: one is the truss structure boom welded with qualified pipe materials, and the other is the box type boom with various cross-sections. At present, most of the main boom of truck mounted crane is of box structure, but a small part of it is truss structure. What forms can be divided into? How to maintain the boom? Today with the crane manufacturers to explain it!
 Picture of XCMG truck mounted crane boom
1、 What are the telescopic forms of truck mounted crane boom
In order to extend the arm in a certain order.
2. Telescopic mechanism: each section of the telescopic arm extends and contracts at the same relative speed.
3. Telescopic mechanism, the mechanism that each arm can independently extend and extend.
4. Telescopic mechanism: when the telescopic boom is more than three sections, any two telescopic modes listed above can be used at the same time.
 Telescopic picture of truck mounted crane boom
2、 Maintenance method of crane jib
In case of any accident, the lifting rope shall be checked without accident.
2. Check whether the storage of hydraulic oil is reduced and add it in time.

3. Check the working condition of hydraulic pump.

4. Check the bearings and lubricating oil of the boom.

 Picture of crane arm of Hongchang Tianma truck mounted crane

The above is about the telescopic mode of the truck mounted crane boom and how to maintain the boom. After all, the boom is very important in the truck mounted crane. Once the boom fails, the truck mounted crane can not work. In ordinary times, the crane must be inspected regularly. If any problem is found, it should be solved in time, so as to ensure the on-board crane Working safely.
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