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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。]Its a precision part.，Its use must also be carried out with corresponding care。No matter how high performance bearings are used，If used improperly，You dont get the high performance you expect。Relate toFAGbearing[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。]Precautions for use are as follows。 one、holdFAGbearing[FAGbearing:Spindle shaft
2014-12-10 Reading quantity 1611
introduction： A pump in which the liquid is transported along the axis by the force exerted on the liquid by the blade of the rotor impeller。figure Axial flow pump diagram The structure of axial flow pump。Impeller mounting2～7Individual blade﹐Rotate in the cylindrical tube pump housing。A fixed guide vane is arranged on the pump housing at the upper part of the impeller﹐To eliminate the rotational motion of the liquid﹐Make it move axially﹐And convert the kinetic energy of rotational motion into pressure energy。Axial flow pumps are usually single-stage﹐A few are made two-stage。Large flow range﹐for180～360000meter3/when﹔The head is generally in20Mi Yi
2014-12-10 Reading quantity 2937
introduction： For 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。]Give full play to and maintain its due performance for a long time，Regular maintenance must be done(Periodic inspection) 。 Pass proper regular inspections，Detect faults early，Prevent accidents before they happen，It is important to improve productivity and economy。 1、
2014-12-10 Reading quantity 1611
introduction： (1)The resultant force of the force passes as far as possibleINAbearing[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。]Axis of，This requires the point of application to be uniform, symmetrical and stable，Force is applied through a sphere or parallel to an axis。 (2)The size of the force should be smooth and even，inadvisable
2014-12-10 Reading quantity 1636
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。]species，Types and sizes vary。To make the mechanical equipment perform as expected，Choose the best fitSKFbearing[SKFbearing:SKFThe full name is“Svenska Kull
2014-12-10 Reading quantity 1615
introduction： (1)Wash a lotNSKbearing[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。]when，Lets start with the temperature90～100℃Heat engine of...
2014-12-10 Reading quantity 1571
introduction： There are many types and brands of greases，It can be classified in many ways。There are classification by base oil composition，For example, it is divided into petroleum base grease and synthetic oil grease；Some are classified by use，If divided into anti-wear grease、Protective grease and sealing grease；Some are classified according to a certain characteristic of the grease，High temperature fat、Cold resistant fat and extreme pressure fat, etc。 According to national standardsGB7631.1《Lubricants and related products（L）Class classification first8section：Xgroup（grease）》，in1991years11Month implementation，The standard number isGB7631.8。This classification standard is only applicable to the lubrication of various devices
2014-12-10 Reading quantity 1645
introduction：QBYSeries pneumatic diaphragm pump is a new type of conveying machinery，It is the most novel type of pump in China。Compressed air is used as the power source，For all kinds of corrosive liquids，Liquid with particles，High viscosity、volatile、inflammable、A highly toxic liquid，All can be pumped out。Its performance parameters are consistent with those of the Federal Republic of GermanyWLLDENPVMPS、ColumbianMARIOWPUMPSclose。 At present, series production has been formed，There are eight diameters：φ10mm（3/8'）、φ15mm（1/2'）、φ25mm（1'）、φ40mm（11/2'
2014-12-10 Reading quantity 2918
introduction：Construction machinery emergency repair nine measures: 1、Brief repair Construction machinery in action or in the process of driving，If it suddenly breaks down，Simple repairs should be used，To enable it to drive or function reliably。This year, I will take students to graduate and practice，Come across oneTY-220The engine of a bulldozer suddenly stopped during operation，Disassemble the connecting rod bearing of the engine[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，To reduce motion
2014-12-10 Reading quantity 1591
introduction： The raceway sound is due toNSKbearing[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。]In rotation, the rolling element rolls in the raceway and excites a kind
2014-12-10 Reading quantity 1584
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