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introduction：Bearing in plane[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。]Lubrication of this process is more than essential during use，However, there are many ways to lubricate，Various lubrication methods in the process of lubrication should pay attention to the problems are also different，This leads to user confusion，Today here to introduce to youIKObearing[IK
2015-03-03 Reading quantity 1539
introduction：Improving productivity is an eternal subject in the field of mechanical manufacturing，It is also a common concern in the field of machinery manufacturing。High-speed machining is an important means to obtain high productivity at present，The key is to create the conditions，Spread rapidly。 The current development in the field of machinery manufacturing is characterized by：The appearance of a large number of hard cutting materials makes the processing difficulty significantly increase；Many problems need to be solved urgently in processing，hardcut；To protect the environment，Require little or no cutting oil，That is to achieve dry cutting or semi-dry cutting。In short，Machinery manufacturing faces many difficulties，Under the circumstances，In order to increase productivity，Must be used comprehensively
2015-03-03 Reading quantity 2808
introduction： Multi-station precision automatic progressive die is precision、、Long life mold。It is suitable for stamping small sizes、flimsy、Complex shapes and mass produced stamped parts。The number of stations of multi-station precision automatic progressive die can be as high as dozens，The mold can feed automatically、Automatic detection of feeding errors。Multi-station precision automatic progressive die is often used in high-speed stamping，therefore，Productivity has increased dramatically，And reduce the error of manual feeding，Reduced stamping equipment and workers，With high technology——Economic benefit。 Relative to the ordinary mold，The structure of multi-station precision automatic progressive die is complicated，manufacture
2015-03-03 Reading quantity 2853
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。]Corrosion causes and prevention methodsFAGbearing[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。]Corrosion is caused by various internal and external factors，In summary, there are mainly： 1、Metal surface finish(Oxygen concentration difference battery corrosion)。 2、Chemical composition and structure of metal material itself。 3、
2015-03-03 Reading quantity 1552
introduction：INAbearing[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。]Due to frequent use，Oil pollution will reduce the service life of the bearing，So how do we clear itINAThe grease on the bearings？Heres an easy purgeINAMethod of oil contamination on bearings。 Soft dry oil or rust resistant paste hardening bearing，Should be submerged in100℃~200℃A fever of
2015-03-03 Reading quantity 1538
introduction：1.Technical appraisal before overhaul Current，Construction machinery overhaul is mostly to restore its performance repair，After a long period of operation of the machine，The aging of each major component and assembly has reached its limit，Therefore, the machine should be completely disassembled、cleanse、Inspection and repair，Make its performance up to the factory standard。 Technical appraisal should be carried out before overhauling construction machinery，It is presided over by the technical person in charge of the using unit，manage、Maintenance and driving personnel attend，Apply pressure to all parts of the machine before disassembling、Flow rate、Temperature and torque and other performance detection，And review technical files and operation records，Detailed test fire
2015-03-03 Reading quantity 1532
introduction：Four input methods for points： 1、Pick-up point：The main method of picking up points。When the command prompts you to enter a point，The user can use the fixed point device（Such as mouse or digitizer）Move the crosshairs to the appropriate position in the drawing area to pick up points。 2、Absolute cartesian coordinates：If the user knows the absolute coordinates of the point or the Angle and distance from the origin，You can use cartesian coordinates、Spherical coordinates、Cylindrical coordinates and polar coordinates are used to input coordinate values of points。among，Both spherical and cylindrical coordinates are involvedZshaft，So it can only be used in three dimensions（3D
2015-03-03 Reading quantity 2916
introduction：The selection of asphalt storage tank and asphalt high-temperature tank must meet the needs of continuous production of asphalt concrete mixing equipment，Also avoid overinvesting，Cause waste，Increase cost。It should be determined reasonably according to the amount of asphalt consumption。 The daily output of asphalt of the mixing equipmentm(t)for： m=P·h·k=80×10×5%=40 ShizhongP----Maximum production capacity of asphalt concrete mixing equipmentt/h ，k----Bitumen content，Its value is generally2.5%--8%，The constant value is5%， h----Daily working hours，Set as10， Total bitumen storage
2015-03-03 Reading quantity 2796
introduction：As a basis for the study of metal phase transformation，First, a brief review of the structural characteristics of metals。 5.1.1 The structure of liquid metals The structure of liquid metals is studied by three methods，One is through solid and liquid、Changes of physical properties of metals before and after solid gas transition，Determine the atomic bond of the liquid metal。Two is to passXRay or neutron line structure analysis，Study the arrangement of atoms in liquid metals。The third is to carry out experimental simulation research on the basis of imaginary model。Numerous studies have shown that，In the low temperature range above the melting point，liquid
2015-03-03 Reading quantity 2893
introduction：Casting common words in Chinese and English comparison and brief explanation 1. Aftertreatment of casting (post treatment of casting) [ casting ] Heat treatment of the cleaned castings﹑plastic﹑Anti-rust treatment and roughing process。Casting post-treatment is the last process of casting production。 2. Casting cleaning (cleaning of casting) [ casting ] Remove the casting from the mold﹐Eliminate the excess outside the body﹐And grinding the process of finishing the inner and outer surfaces of the casting。The main work is to remove the core and
2015-03-03 Reading quantity 2896
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