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  • Apr 20, 2020

    When two or more crane machines are used to lift the one object, the wire rope should be kept vertical, and the lifting and running mechanism of each crane should be kept in sync;...[details>>]

  • Apr 16, 2020

    When the crane machine is in a stationary state or a stable operation state, the crane is only subjected to the static load of the dead weight load and the lifting load....[details>>]

  • Apr 13, 2020

    * When welding each layer, especially when welding each layer of the rail bottom, it is best to use a single electrode to complete the welding at one time, avoiding the use of welding electrodes to in...[details>>]

  • Apr 09, 2020

    The reducer is mainly used in the relevant institutions of the crane machine, but also in the transmission of mechanical equipment such as transportation, metallurgy, mining, chemical industry and ligh...[details>>]

  • Apr 07, 2020

    LH electric hoist double girder bridge crane has the advantages of compact size, low clearance, light weight and small wheel pressure. It is suitable for the transfer, assembly, maintenance and loading...[details>>]

  • Mar 30, 2020

    QD double girder (hooks) bridge cranes are the most widely used lifting machinery in the mechanical, metallurgical and chemical industries. In modern industrial enterprises, it is one of the important ...[details>>]

  • Mar 26, 2020

    Slag inclusion refers to the slag remaining in the weld metal, that is, some non-metallic inclusions in the molten pool during the welding metallurgy process are too late to float during the crystalliz...[details>>]

  • Mar 20, 2020

    Welding cracks are the welding defects that are mainly controlled in the crane manufacturing process. The existence of welding cracks affects the life of the product and determines the safety of the cr...[details>>]

  • Mar 13, 2020

    Overhead crane wire rope protection measures 1. The lifting capacity of the overhead crane during operation shall not exceed the rated lifting capacity;...[details>>]

  • Mar 06, 2020

    During the operation of the steel wire rope, the force of each wire rope is very complicated. Due to the different positions of the steel wires in the rope, even if it is subjected to the simplest tens...[details>>]

  • Feb 24, 2020

    The motor is often damaged due to improper operation, which not only loses money, but also has a great impact on the production schedule. Therefore, the correct use of the frequency converter has a pos...[details>>]

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