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introduction：Rolling bearing[bearing:bearing（“Bearing”，Japanese person“Axial receptor”）It is a part that holds and reduces the friction coefficient of load during mechanical transmission。Can also be said，When other parts move relative to each other on the shaft，A device used to reduce the coefficient of friction during power transmission and to keep the center of the shaft fixed。]Precision parts，Therefore, it is required to be cautious when using，I used a high-performance oneKOYObearing，If used improperly，Nor can it achieve the expected performance effect，therefore，UseKOYOBearing should pay attention to the following matters： holdKOYOBearing and its
2014-12-24 Reading quantity 1440
introduction：Set level 20Over the years，With the development of large sets of technology abroad，A series of new complete sets of equipment and single machines have appeared。The development of new complete sets of equipment related to valves is characterized by large scale、High parameterization、High performance automation and integration。 Oil refining equipment：Largest refinery3640want／years(Virgin Islands in the Caribbean)，3000want／years(Venezuela)。At present2000want／There are nearly 30 refineries over the past year。 The processing capacity of the maximum unit refinery unit：Atmospheric and vacuum device2400want/years，catalyze
2014-12-24 Reading quantity 2785
introduction：Contact fatigue failure refers toINAbearing[bearing:bearing（“Bearing”，Japanese person“Axial receptor”）It is a part that holds and reduces the friction coefficient of load during mechanical transmission。Can also be said，When other parts move relative to each other on the shaft，A device used to reduce the coefficient of friction during power transmission and to keep the center of the shaft fixed。]The working surface is subjected to alternating stress and produces failure。Contact fatigue spalling occurs in forklift bearing[bearing:bearing（“Bearing”，Japanese person“Axial receptor”）It is a part that holds and reduces the friction coefficient of load during mechanical transmission
2014-12-24 Reading quantity 1436
introduction：Rolling bearing[bearing:bearing（“Bearing”，Japanese person“Axial receptor”）It is a part that holds and reduces the friction coefficient of load during mechanical transmission。Can also be said，When other parts move relative to each other on the shaft，A device used to reduce the coefficient of friction during power transmission and to keep the center of the shaft fixed。] Between the supporting load parts，Bearings that roll rather than slide against each other[bearing:bearing（“Bearing”，Japanese person“Axial receptor”）It is a part that holds and reduces the friction coefficient of load during mechanical transmission。Can also be said，When other parts are on the shaft
2014-12-24 Reading quantity 1515
introduction：To maintain it in good condition for as long as possibleTIMKENbearing[bearing:bearing（“Bearing”，Japanese person“Axial receptor”）It is a part that holds and reduces the friction coefficient of load during mechanical transmission。Can also be said，When other parts move relative to each other on the shaft，A device used to reduce the coefficient of friction during power transmission and to keep the center of the shaft fixed。]Inherent performance，Must be maintained、overhaul、To prevent accidents before they happen，Ensure the reliability of operation，Increase productivity、economy。 Maintain operating standards best suited to the operating conditions of the machinery，Conduct regularly。Includes monitoring
2014-12-24 Reading quantity 1438
introduction： An engine used to power automobiles。The vast majority of cars use reciprocating piston internal combustion engines fueled by gasoline or light diesel。Cars are mainly used for transportation﹐The requirement is small in quality﹑Light and handy﹑Fuel saving﹑Adaptable and reliable power plant。Liter power of gasoline engine(Power per liter of cylinder displacement)high﹐Specific mass(Mass per unit of power)small﹐Easy start﹐Low vibration and noise﹐Used in most cars and light trucks﹑Some medium-sized buses and vans。Diesel engine fuel consumption is low﹐Overhaul mileage is long﹐Used in heavy vehicles and most medium trucks﹐Also used in passenger cars。Due to energy﹐Diesel engine use
2014-12-24 Reading quantity 2785
introduction： A gear machining machine for finishing quenched cylindrical gears with gear type or worm type honing wheel。The gear honing machine works according to the meshing principle of helical gear﹐The honing wheel drives the workpiece to rotate freely。The honing wheel is generally made of plastic and abrasive。Gear honing(See gear machining)The function is to reduce the roughness of the tooth surface﹐To a certain extent, it can also correct the local errors of tooth direction and tooth shape。Gear honing has higher production efficiency。Gear honing machines are widely used in automobiles﹑Manufacturing of tractors and machine tools。The gear honing machine is divided into two types according to the type of honing wheel used。 ①Wheel honing wheel honing teeth
2014-12-24 Reading quantity 2779
introduction： I have investigated the American spray systems blow-drying system products，And it is measured and analyzed，The technical problems of the existing equipment are found out，The concrete plan for improvement is put forward。 In beer、Drink filling line，The external surface of the filled product should be brushed with labels and printed filling time，In order to achieve better results，Required surface drying。Generally, blow drying or drying is used。However, the equipment used in the actual production is not satisfactory，It makes people lose confidence。This author has made a special field investigation，And compared the previous equipment，Now we pretty much know why。
2014-12-24 Reading quantity 2794
introduction：Many users do not know how much worm-gear reducer oil should be added to suit，Under what circumstances should worm gear reducer oil be added，Some users do not even know whether to measure the amount of oil in the stopped state or in the running state。 Worm gear reducer[2] Please follow the instructions and add more fuel，Amount of oil added to the oil window2/3position。And this data is in the shutdown state，Look out：Do not add lubricating oil when the worm gear reducer is in operation。Because during the operation of the worm gear reducer，The internal parts of the gear or worm gear rotate to drive the internal lubricating oil to run together，If in this case
2014-12-24 Reading quantity 2780
introduction： introduction Mine hydraulic support is the key equipment to realize the mechanization and automation of coal mining，Its performance directly affects the improvement of productivity，Support speed is one of the main influencing factors。The speed of support depends mainly on the speed of moving frame，Therefore, only by increasing the speed of moving frame can we meet the needs of production。There are many measures to improve the speed of moving，One of the basic measures to improve the moving speed is to improve the moving control loop。At present, the hydraulic support usually adopts single jack to realize the moving frame and pushing conveyor，Its basic control loop consists of a pushing jack、Hydraulic control check valve and reversing valve composition。the
2014-12-24 Reading quantity 2794
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