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introduction：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。]One roll、Raceway surface of inner ring and outer ring，Because its dynamic contact with a kinetostat，Therefore, the trajectory is dark，The running track attached to the raceway surface is not abnormal，The load premise is then known，So remove the powder metallurgy bearing[bearing:bearing（“Bearing”，Japan
2014-12-19 Reading quantity 1554
introduction： ①Low friction，Low power consumption，Can achieve ultra-high speed operation。 ②High bearing accuracy，Job stability，reliable。 ③Available at high temperature、Operating in cryogenic and vacuum environments。 ④Complex structure，Demanding conditions，There is magnetic interference to the environment，But no other pollution。 Magnetic 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 machine used to reduce the coefficient of friction during power transmission and to keep the center of the shaft fixed
2014-12-19 Reading quantity 1657
introduction： Sensors are the important technical basis of the new technological revolution and the information society，A pioneer in modern technology，In the United States,80The world has entered the age of sensors，Japan listed sensor technology as one of the top ten technologies。Japanese business people claim“If you dominate sensor technology, you can dominate the new era”。The worlds technologically developed countries attach great importance to the development of sensor technology department。beauty、day、The British、method、Germany and the Commonwealth of Independent States and other countries have listed sensor technology as one of the key technologies for national development。The long-term security and economic prosperity of the United States is critical22Among the technologies６Item and sensor information processing technology
2014-12-19 Reading quantity 3054
introduction：1.introduction Instant noodles are the second most processed food in the world after bread，China is the worlds first instant noodles production and marketing big country。According to statistics，There are nearly 3,000 instant noodle production lines in China，Annual production capacity190ebao，Sales volume222Hundred million yuan，In the output and sales to maintain higher30%Above growth，Much higher than the national food industry20.6%The average level of growth。Data show that，With the adjustment of peoples dietary structure and the change of eating habits，And the sustained development of our economy，It has brought good opportunities to the food packaging machinery industry，It promotes the rapid development of the food processing industry
2014-12-19 Reading quantity 2987
introduction：holdNSKbearing[NSKbearing:Seiko Co., LTD（NSK LTD.）Be established in1916years，It is the first manufacturer to design and produce bearings in Japan。NSKThe function of the bearing fit is to makeNSKThe stationary ring and rotating ring of the bearing are respectively the stationary part of the installation part(Usually a bearing seat)And rotating part(Usually an axis)Solidify together，Thus, the basic tasks of transferring the load in the rotating state and defining the position of the moving system relative to the stationary system are realized。]And clean lubrication is very important。 Clean the surface of the machine before inspection，Then disassembleNSKbearing[NSKbearing
2014-12-19 Reading quantity 1612
introduction：FAGbearing[FAGbearing:The main shaft bearing is made of a solid inner ring、Outer ring、The ball、And a single row angular contact ball bearing consisting of a cage assembly with a solid window cage。]There are many reasons for failure，All the factors affecting the design and manufacturing process are related to the failure of tapered roller bearings，Analysis is not easy to judge。In general，In general, it can be considered and analyzed from the two aspects of use factors and internal factors。 The use factor mainly refers to the installation adjustment、Service and maintenance、Whether the maintenance and repair meet the technical requirements。Installation conditions are one of the first factors in use，Tapered roller bearings are often improperly installed
2014-12-19 Reading quantity 1756
introduction：IKOUneven pits appear on the contact surface between the bearing raceway and the roller,Description of roller bearings[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 cause of plastic deformation is the bearing[bearing:bearing（“Bearing”，Japanese person“Axial receptor”）It is a part that holds and reduces the friction coefficient of load during mechanical transmission。Also can
2014-12-19 Reading quantity 1739
introduction： The development and production of high-speed motorized spindle in our country has been near50years，Domestic electric spindle has been equipped with a large number of automatic bearings in China[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。]Inside surface grinder。The domestic high-end high-speed machining center spindle is mostly imported products，The machining center electric spindle developed and produced in China，Domestic machine tools have been equipped in small batches
2014-12-18 Reading quantity 1850
introduction： Low speed：Thousands of revolutions per minute High speed：Per minute1 ~ 3Ten thousand revolutions overspeed：Per minute3Over 10,000 revolutions Continuous flow： Function of centrifuge：separate，purification Low speed：Large molecules such as cells High speed：DNA，albumen overspeed: virus，albumen，According to the use can be divided into analysis of ultra-centrifuge and preparation of ultra-centrifuge。 Continuous flow：Continuous sample addition
2014-12-18 Reading quantity 2883
introduction： The application of nanotechnology in mold The manufacture of nano-powders or particles is currently the most successful commercial application of nanotechnology，But it wasnt really a breakthrough invention，Instead, the traditional microfabrication techniques of the past were used，Then we introduce the nano concept，To create new technological concepts。If you want to talk about breakthrough、Forward-thinking innovations，Nano components or nanomechanical devices may be more relevant，In this regard，The scientists early vision was，Using nanorobots with artificial intelligence，To realize the automation of nano products、The goal of mass production，That is, using nanomachines
2014-12-18 Reading quantity 2906
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