2018年12月8日星期六

Linear bearing series introduction

Linear bearings are linear motion systems that are produced at low cost and are used with infinite strokes in conjunction with cylindrical shafts. Since the carrier ball is in point contact with the shaft, the load is small. The steel ball rotates with a very small frictional resistance, so that smooth motion with high precision can be obtained.
    Linear bearings are widely used in precision equipment such as electronic equipment, tensile testing machines and digital three-dimensional coordinate measuring equipment, as well as sliding of industrial machinery such as multi-axis machine tools, punching machines, tool grinding machines, automatic gas cutting machines, printers, card sorting machines, food packaging machines, etc. component.
    Lubrication and friction
    Grease lubrication
    Inject the anti-corrosion oil into the linear bearing. If it is lubricated with grease, first remove the anti-corrosion oil with kerosene or organic solvent, and add the grease after air drying.
    It is recommended to use a lithium soap grease with a tack of N0.2.
    Oil lubrication
    If lubricating with oil, it is not necessary to remove the anti-corrosion oil. According to the temperature change, the lubricating oil of ISO viscosity grade VG15-100 can be used. The shaft lubrication can be given from the oil supply pipe or from the oil hole on the outer bearing housing. Since the seal will scrape off the oil, oil lubrication is not applicable to the non-porous seal bearing.
    Linear guide bearings:
    A slot or ridge made of metal or other material that can withstand, secure, or guide a moving device or device and reduce its friction. Longitudinal grooves or ridges on the surface of the rail for guiding, securing machine parts, special equipment, instruments, etc.
    Rails are also common in our daily lives, such as the sliding door sliding door, the train's rails, etc. are the specific application of the guide rail.

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