News

• 11

  2020.06

  ZZ High Temperature Bearings

  There are many kinds of high temperature bearing, according to different needs, different environments, can be installed in different types of bearing. ZZ high temperature bearings are widely used in metallurgy, furnace, glass, blast furnace, painting equipment and other high temperature operating machinery. General structure high temperature bearing: it mainly refers to the bearings designed according to the c...
• 10

  2020.06

  Cooling And Lubrication Of Turbocharger Bearings

  The turbocharging device that we usually say is actually an air compressor, which compresses air to increase the intake of the engine. Generally speaking, turbocharging uses the inertial impulse of exhaust gas discharged by the engine to push the turbine in the turbine room. In addition, the turbine drives the coaxial impeller, and the impeller pressurizes the air sent from the air cleaner pipe to make it pressurized into th...
• 09

  2020.06

  ZZ Roller Bearing

  Roller bearings are one of the rolling bearings and one of the widely used components in modern machinery. It relies on the rolling contact between the main components to support the rotating parts. Roller bearings are now mostly standardized. Roller bearings have the advantages of low torque required for starting, high rotation accuracy, and easy selection. Definition Rolling bearings are divided into ball bearin...
• 08

  2020.06

  The Basic Knowledge of Spherical Roller Bearings

  Definition of spherical roller bearings: The rolling elements are spherical bearings with spherical rollers. Spherical roller bearings have two rows of rollers, which mainly bear radial loads and can also withstand axial loads in either direction. There is a universal spherical raceway in the outer ring. The two inner ring raceways are inclined at an angle to the bearing center. The bearing is self-centering, so it i...
• 05

  2020.06

  Automotive Turbocharger Bearings

  All types of motor vehicles must meet increasingly stringent fuel consumption and environmental regulations. Therefore, driven by market demand, the size of turbocharged engines is continuously decreasing. In addition to diesel engines, gasoline engines in vehicles ranging from lightweight cars to heavy trucks are also equipped with turbochargers. We provide bearings for high-performance turbochargers, designed to meet the n...
• 04

  2020.06

  Characteristics of ZZ Eccentric Bearings

  Eccentric bearing is a very important bearing in cycloid needle gear reducer,Eccentric bearing is a very useful bearing type.It mainly includes the outer ring, the inner ring, the rolling basket and the rolling body. The eccentric bearing is simple in structure and easy to use. The eccentric function can be realized without the eccentric shaft, which reduces the manufacturing cost of the eccentric mechanism. Eccentric ...
• 03

  2020.06

  Understanding The Basic Structure Of ZZ Bearing Production

  Roller bearings developed on the basis of roller bearings, whose working principle is to replace sliding friction with rolling friction, generally consists of two ferrules, a group of rolling elements and a cage, which is very versatile, standardized and highly serialized Mechanical basic parts. Due to the different working conditions of various machines, various requirements are imposed on the rolling bearing in terms o...
• 02

  2020.06

  ZZ Excavator Bearings

  Excavator bearings include: excavator travel bearings, excavator slewing bearings, excavator needle bearings, excavator gearbox bearings, excavator travel motor bearings, excavator travel drive bearings, excavator articulated bearings, excavator slewing bearing and Inch non-standard bearings used on the excavator. Introduction Editor The installation and disassembly method of the excavator bearing should be deter...
• 01

  2020.06

  Structure And Installation of ZZ Brand Tapered Roller Bearing

  The type code of tapered roller bearings is 30000, and tapered roller bearings are separate bearings. Under normal circumstances, especially between the outer ring and the inner component of the tapered roller bearing in the size range involved in GB / T307.1-94 "Tolerances of Radial Bearing Radial Bearings" are 100% interchangeable.The angle of the outer ring and the diameter of the outer raceway have been standardized with...
• 29

  2020.05

  Coordination of ZZ Bearings

  For the thin-walled rings of extra-light and ultra-light series bearings, the proper tight fit can be used to make the bearing rings evenly stressed during operation, so that the bearing capacity of the rolling elements of the bearings can be fully exerted. However, the selected ZZ bearing should not be too tight, because the elastic expansion of the inner ring and the shrinkage of the outer ring will reduce the internal c...
• 28

  2020.05

  Selection And Use Of ZZ Bearings

  ZZ Bearing (Shanghai) Co., Ltd has enough stock for bearings,today let us learn to use of ZZ bearings 1. Selection of bearing model: The bearing model is generally selected by the user'stechnical staff based on the use conditions and load bearing of the supporting products. Business personnel mainly understand whether the actual load of the user is consistentwith the selected ZZ bearing. If the bearing fails to ...
• 27

  2020.05

  Common Load Forms Of Turntable Bearings

  The turntable bearing is derived from the need for low speed and heavy load and the large size and large angle of rotation. To put it plainly, the turntable bearing is a comprehensive load that can withstand large axial loads, radial loads and overturning moments at the same time. Large-scale bearings with special structure of rotation, transmission, fixed and other functions in one. The turntable bearing device can withstan...
• 26

  2020.05

  ZZ Tapered Roller Bearings

  Tapered roller bearings are separate bearings. The inner and outer rings of the bearings have tapered raceways. This type of bearing is divided into different structural types such as single-row, double-row and four-row tapered roller bearings according to the number of rollers installed. Single row tapered roller bearings can withstand radial loads and axial loads in one direction. When the bearing is subjected to a radial ...
• 25

  2020.05

  Analysis of Surface Roughness of Cylindrical Roller Bearing

  In the grinding process of cylindrical roller bearings, the working surface is ground by a high-speed rotating grinding wheel, so if you do not operate and adjust the equipment according to the operation instructions during grinding, all kinds of roughness will appear on the bearing working surface Degree defect, which affects the overall quality of the bearing. Cylindrical roller bearings in precision grinding, due to the h...
• 22

  2020.05

  What Are The Main Factors Affecting The Vibration Of Tapered Roller Bearings

  The vibration system composed of steel, flexibility, mass, damping, etc. determined by the design parameters of the bearing structure will generate vibrations that are compatible with its mechanics under operating conditions. The vibration caused by the deviation in the manufacturing process, the smaller the deviation, the smaller the vibration. The roundness, waviness and surface roughness of the surface of the steel bal...
• 21

  2020.05

  Standard for Cylindrical Roller Bearings

  Bearing is an important part of modern machinery and equipment.Its main function is to support the mechanical rotating body, reduce its friction coefficient in the process of motion, and ensure its rotation accuracy. According to the different frictional properties of moving elements, bearings can be divided into rolling bearings and sliding bearings.Among them, the rolling bearing has been standardized and serialized,...
• 20

  2020.05

  Common Failure Modes And Countermeasures Of Spark Rolling Bearings

  The correct and reasonable use of bearings is a systematic project. In the process of bearing structure design, manufacturing and installation, corresponding measures are taken for the links that produce early failures, which can effectively increase the service life of bearings and the host. 1. Peeling from the extreme position of one side of the channel The spalling at the extreme position of one side of the c...
• 19

  2020.05

  ZZ Non-standard Special Bearing

  ZZ Non-standard Special Bearing That is to say, non-standard bearings are, generally speaking, bearings that do not conform to the external dimensions prescribed by the national standards, that is, all bearings whose external dimensions are different from the national standards. Its main characteristics are: low degree of versatility, mostly for special equipment and special occasion applications, small batches...
• 18

  2020.05

  Performance Characteristics Of thrust Spherical Roller Bearings

  Thrust tapered roller bearings can only bear one-way axial load and can limit the one-way axial displacement of the bearing, so they can be used as one-way axial positioning. Compared with thrust cylindrical roller bearings, the bearing capacity is large and the relative sliding is small, but the limit speed is low. Thrust spherical roller bearings have two rows of rollers, a common spherical raceway on the outer rin...
• 15

  2020.05

  The Rust Prevention Of Tapered Roller Bearings Is Very Important

  Anti-rust management between processes During the processing, the metal often contacts with atmospheric environments such as dust, moisture and acid mist, and corrosion will occur. After the heat treatment, the residual salt will not be cleaned. Chip dust, hand sweat, etc. are very likely to cause bearing corrosion. Therefore, to ensure that the workpiece will not cause losses during processing, effective rust preventio...
• 14

  2020.05

  The Advantages of ZZ Angular Contact Ball Bearings

  Angular contact ball bearings are ball bearings with raceways in the inner and outer rings that are displaced relative to each other in the direction of the bearing axis. This means that these bearings are designed to withstand combined loads, that is, radial and axial loads acting simultaneously. The axial load carrying capacity of angular contact ball bearings increases with increasing contact angle. The contact ...
• 13

  2020.05

  What Are The Benefits Of Preloading For ZZ Bearings

  What is bearing preload? Generally, rolling bearings have a certain clearance under working conditions. But in order to achieve a specific purpose, when the bearing is configured, the bearing is given a certain internal load through a certain adjustment method and used in a state of negative clearance. This method of use is called bearingpreload. What are the benefits of preloading on bearings?...
• 12

  2020.05

  ZZ Special Bearing For Cement Mixer

  Conventional roller bearings: Tapered roller bearings are separate bearings. The inner and outer rings of the bearings have tapered raceways. This type of bearing is divided into different structural types such as single-row, double-row and four-row tapered roller bearings according to the number of rollers installed. Single row tapered roller bearings can withstand radial loads and axial loads in one direction. Wh...
• 11

  2020.05

  Anti-rust Inspection Work For Spherical Roller Bearings

  Spherical roller bearings have two rows of rollers, which mainly bear radial loads and can also withstand axial loads in either direction. With high radial load capacity, it is especially suitable for work under heavy load or vibration load, but can not bear pure axial load. The raceway of the outer ring of this type of bearing is spherical, so its self-aligning performance is good, and it can compensate the coaxiality error...