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introduction：Cross roller bearing clearance，That is, when the bearing is not installed in the shaft or bearing box，Fasten one of its inner or outer rings，Then the amount of movement when the bearing clearance is not fixed does radial or axial movement。By direction of movement，It can be divided into radial clearance and axial clearance。 Clearance during operation（Call work...
2017-05-22 Reading quantity 259
introduction：Classification and application of needle roller bearings，Needle roller bearing with stamped outer ring This bearing has two kinds of perforation type and sealing type，Stamped outer ring needle roller bearings have no inner ring，The needle is in direct contact with the surface of the shaft，Therefore, the processing accuracy and heat treatment hardness of the shaft should be the same as that of the bearing inner ring。
2017-05-20 Reading quantity 249
introduction：Classification and application of cylindrical roller bearings，Cylindrical roller bearings Classification and scope of application Basic type radial short cylindrical roller bearings，Consists of an outer ring or an inner ring and another set of rings、roller、The cage is composed of components，It is a separable type of bearing。
2017-05-20 Reading quantity 163
introduction：The cylindrical roller has the highest basic dynamic load rating and basic static load rating due to low friction torque，Bearings with either retainers or roller isolators are suitable for higher speeds with high stiffness and can be lubricated in the end face of a single row bearing through a double row bearing lubrication groove and one or more lube holes。
2017-05-19 Reading quantity 221
introduction：Knowledge of needle rolling and cage components，The needle roller and cage assembly is fitted with a standard type of needle roller。Only one type of needle roller can be used in a needle roller and cage assembly。The category is printed on the package，Marked with color code。
2017-05-19 Reading quantity 340
introduction：INAbearingSLThe model description of the series，INA Cylindrical roller bearings SL04..-PP, Fixed bearing，biserial，Full roller configuration,Light series,Annular groove,Double lip seal
2017-05-19 Reading quantity 265
introduction：Installation of ball screw（Prop up）way，Ball screw is the most commonly used transmission element in tool machinery and precision machinery，Its main function is to convert rotational motion into linear motion，Or convert torque into axial repeated force，High precision at the same time、Reversibility and rate characteristics。
2017-05-18 Reading quantity 323
introduction：Inlet rail selection points，Read the material：The material of the slide determines the comfort of sliding。Sliding time，In silence。Look at the pulley，Inlet rail，Slide no noise。
2017-05-18 Reading quantity 338
introduction：Deep groove ball bearing with dust cover，Bearings are usually filled in at the factory、A certain brand of rust prevention、Lithium grease for lubrication purposes。The amount of fat injected into each set of bearings is usually the effective space in the bearing1/4-1/3。
2017-05-18 Reading quantity 176
introduction：INAAngular contact ball bearing installation method,High speed precision angular contact ball bearings，It is mainly used for high-speed rotating occasions with light load，High bearing accuracy required、High speed of revolution、Low temperature rise low vibration and certain service life。
2017-05-18 Reading quantity 243
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