• Installation method of deep groove ball bearing

    Forcing fit. Bearing inner ring and shaft tight fit. When outer ring and bearing hole is a loose fit, it can use the bearing pressure equipment forcing bearing in the shaft first, then the shaft toget

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  • Structure classification of Deep groove ball bearing

    Deep groove ball bearings are simple in structure and easy to achieve high manufacturing accuracy compared with other types. Therefore, they are easy to be produced in a series of large batches with l

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  • Bearing characteristics

    Deep groove ball bearing is the most representative rolling bearing, which is widely used. This kind of bearing has simple structure, low manufacturing cost and high precision.When a larger radial cle

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  • Deep groove ball bearing

    Deep groove ball bearings are suitable for running at high or even very high speeds and are very durable, requiring no frequent maintenance. This kind of bearing has small friction coefficient, high l

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  • lubrication

    The lubrication of the chain drive is crucial. Suitable lubrication can significantly reduce the wear of chain hinge and prolong the service life.There are four ways to lubricate chain drive:1) Giving

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  • The other failure modes of chain drive

    (1) Chain hinge wear. After the hinge wear, the chain link becomes longer, which is easy to cause jump teeth or chain release. In case of open drive, poor environmental conditions or poor lubrication

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  • The failure modes of chain drive

    (1) When fatigue failure of chain plate is under the repeated action of loose side tension and tight side tension, the chain plate will suffer fatigue failure after a certain number of cycle

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  • The center distance and chain length

    If the center distance of sprocket drive is too small, the packing angle on sprocket is small, and the number of teeth of sprocket meshing at the same time is less. If the center distance is too large

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  • The main reasons for the impossibility of lifting the movable arm belt

    A. Be heavily worn of hydraulic pumps. The pump leakage is serious at low speed. At high speed, the pump pressure is slightly increased. Due to pump wear and internal leakage, the

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  • The Improvements and effects for the impossibility of lifting the movable arm belt

    (l) Improving hydraulic system design. After several demonstrations, the advanced preferential valve and load sensing full-hydraulic steering gear are finally adopted. New system can be in accord

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  • Chain drive

    Chain drive is a transmission mode which transfers the motion and power of the driving sprocket with special tooth form to the driven sprocket with special tooth form through the chain. Chain drive ha

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  • The sprocket teeth and pitch of the chain

    In order to improve the motion stability of chain drive and reduce the dynamic load, the number of small sprocket teeth is better. But the number of small sprocket teeth should not be too much, otherw

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  • The reasons of fault of hydraulic pump

    During maintenance of hydraulic pump, the fault causes are found from the following three points.(1) Checking the inner leakage of movable arm oil cylinder. The simplest way is to raise the

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  • The installation of hydraulic oil tank

    According to the different installation position, it can be divided into upper type, side type and lower type.  The hydraulic pump and other devices are installed on the upper cover plate wi

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  • The selection of hydraulic oil tank

    The main function of the hydraulic oil tank in the hydraulic system is to store oil, heat dissipate, separate the air contained in the oil and eliminate foam. Firstly, the capacity of oil tank should

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  • The selection of coupling

    The hydraulic pump transmission shaft cannot bear the radial force and the axial force, so it is not allowed to install the belt wheel, gear and sprocket directly at the shaft end. The coupling i

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  • The characteristics of hydraulic pump

    There are many factors that affect the service life of hydraulic pumps, besides the design and manufacture of pumps themselves, and some of them are also related to the selection of relevant elements

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  • Hydraulic pump

    Hydraulic pump is a hydraulic component that provides pressurized liquid for hydraulic transmission. The hydraulic pump is the power component of the hydraulic system. It is driven by the engine or mo

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  • Hydraulic technology will not be completely replaced, but hydraulic products will be eliminated

    Mobile hydraulic is now very sensitive to energy consumption, and the requirements for energy conservation will be certainly higher when new energy is adopted. The elimination of inefficient component

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  • Doing your job well

    The laws of physics are hard to resist and the general trend is hard to change. It's no use watching the trend whine. However, real life is extremely complicated. There is always a place to h

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