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introduction：1.How to define the position of the shaft，includeIKOBearing radial sumIKOThe axial position of the bearing is the first problem to be considered。 generalIKOBearing shaft adopts double support structure，The radial position of the shaft is defined by two supports，Each support shall have a radial or angular contact bearing for radial positioning[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，It is used to reduce the coefficient of friction in the process of power transmission and keep the center position of the shaft fixed
2014-12-10 Reading quantity 1922
introduction：Van can resist acid、alkali、Salt and other corrosive alloy steels are called stainless steel，Mainly iron chromium alloy。 mentioned430/2Band304/2BIts Japan、The United States and other stainless steel plate model and processing method of labeling。430Equivalent to our chrome stainless steelCr13；304Equivalent to our nickel chromium stainless steel1Cr18Ni9。2BIndicates that both sides of the steel plate are generally treated，The proper surface roughness was obtained after cold rolling。（The polished plate is marked asA） On account of430Free of precious metal nickel，And the mechanical properties of the material304Not as good as
2014-12-10 Reading quantity 3138
introduction： SKFSingle row deep groove ball 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。]The tolerance for angular error is limited。In will not on 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。Can also be said，When other parts are on the shaft
2014-12-10 Reading quantity 1879
introduction：The balance hole should not be opened too wide，It mainly affects the efficiency of the pump，The following describes several methods of axial thrust balance of the pump。 For single-stage pump axial force balance generally has the following forms： 1、Balancing hole Drill holes in the back plate of the pump near the hub，And add a sealing ring to the rear cover，The outer diameter of the sealing ring is equal to the outer diameter of the impeller inlet。Pump hours，The liquid in the sealing ring of the rear cover communicates with the suction inlet，The pressure is similar to the suction pressure。The area of the rear cover plate outside the sealing ring is equal to that of the front cover plate outside the suction mouth，Thus sending liquid pressure in front、The main work on the rear panel
2014-12-10 Reading quantity 1859
introduction： Needle roller 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。]The type of： Except as listed in the catalog，Bearings for general engineering[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 machinery in the shaft
2014-12-10 Reading quantity 1832
introduction： At present, hot stamping technology has been very common and widely used in the interior and exterior decoration of automobiles。This process provides high quality surfaces、Multi-style design and flexible application，It has become the most economical and eye-catching technology in the production of mass plastic parts。Based on successful experiences from around the world，Many new Chinese models are also widely available。 The automotive industry continues to invest in research and development in the interior and exterior decoration of products to improve their grade，To attract customer attention and strive for market share
2014-12-10 Reading quantity 3157
introduction： PE peculiarity：Lighter than water、soft、thermolabile、Drug resistance、Water resistance electrical insulation，Subsequent print error。 use： electric：Electric wave machine parts、Wire covering。 machine：fender、packing。 build：Flexible water pipe。 Daily necessities：Packaging material、feeder、container、Medicine bottle、Water cylinder、Plastic bag。 other：plaything、General cargo。 PIFE peculiarity：High and low temperature electrical insulation、Drug resistance、Very strong、Heat resistance、Abrasion resistance、Good stability。 use： electric：High grade insulating material、A perfect
2014-12-10 Reading quantity 3176
introduction： 1、SF-2Boundary lubricated 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。]：Acid polymethylaldehyde，It has high wear resistance，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 machines
2014-12-10 Reading quantity 1746
introduction：SKFbearing[SKFbearing:SKFThe full name is“Svenska Kullager-Fabriken”The Chinese transliterated name is“SKF”；SKFThe group is headquartered in Gothenburg, Sweden，Is a leader in bearing technology and manufacturing。SKFBearings can be divided into sliding according to different specific structures and similarities and differences in working propertiesSKFBearing and rollingSKFbearing]There are two methods of fatigue life estimation: calculation and experiment。 Calculation formula and calculation rules，On the basis ofSKFbearing[SKFbearing:SKFThe full name is“Svenska Kullager-Fab
2014-12-10 Reading quantity 1843
introduction： Hydraulic press because of the large size of its components、Heavy weight，Be cast、forge、Cutting process、Limitations of various process conditions such as assembly，Therefore, the working accuracy of the press itself cannot be guaranteed entirely by the machining itself，It must be adjusted in the assembly process to achieve its accuracy indicators。 The adjustment is based onKOYOBearing accuracy detection of the specific requirements of the operation，The maintenance and stability of the accuracy depends on the relevant pre-tightening and anti-loosening means and measures to ensure。Hydraulic press used in all walks of life，Because of its different uses, its working accuracy requirements are also different
2014-12-10 Reading quantity 1788
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