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introduction：one、 Conscientiously implement《General operating rules for forging equipment》Relevant provisions。 two、Conscientiously implement the following supplementary provisions： When sending six square materials and four square materials，The shape of the material must be consistent with the shape of the roller groove，Simultaneously material and groove side（Angle）interalignment。
2015-01-14 Reading quantity 2791
introduction： Content summary：This paper discusses the cost-oriented design（Design For Cost）And design according to cost（Design To Cost）The thought is analyzed，Point outDFCwithDTCThe main difference is：DFCIts a design method，DTCIts very much a management approach；DFCActively use various methods to reduce the cost of products，whileDTCIt is to obtain a design that meets the given target cost and meets the requirements of the user。The similarities between the two are mainly reflected in the consideration of the whole life cycle cost of the product from the design。From both
2015-01-14 Reading quantity 2824
introduction：The most important thing in super mirror polishing is the size of the polishing，The distance between whitetstone grinding and mirror polishing is10μ。（ideally＃1500(＃1000)The whetstone starts grinding。The numbers of sandpaper are： (#320 ~ )#400 ~ #600 ~ #800 ~ #1000 ~ #1200 ~ #1500~ #01~ #02~ #03~ #04~ #05~ #06~ #015） The most basic principle，Before moving on to the next job，Be sure to clean the mold thoroughly，Will achieve good results。
2015-01-14 Reading quantity 1567
introduction：1.Failure mode （1）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。]dysphoria、fever； （2）Bearing running noise； （3）Bearing vibration； （4）Inner seat ring peeling off、cracking； （5）Outer seat ring peeling off、cracking； （6）Bearing raceway and rolling element produce indentation。 2
2015-01-14 Reading quantity 1573
introduction：q：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]Rated dynamic loadCr(N)，Static load ratingCor(N)What does it mean to make a difference? Dynamic load is when the equipment is operatingSKFbearing[SKFbearing:SKFThe full name is“Sven
2015-01-14 Reading quantity 1560
introduction： NSKbearing[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。]The fit clearance with the shaft must be suitable，Can makeNSKbearing[NSK
2015-01-14 Reading quantity 1463
introduction： This section describes how to use itSolidWorks Explorer（Browser），It is a contained inSolidWorksSoftware application software。SolidWorks ExploreBy a similarMicrosoft OutlookThe interface interactively modifies unopened parts、Assembly and drawing files。 SolidWorks Explorer Can be run separately，Can also be inSolidWorksMedium run。In caseSolidWorksBe used inSol
2015-01-14 Reading quantity 2904
introduction： 1、SKFImported bearing[Imported bearing:Simply put, the import bearing agent refers to the sale of an imported bearing brand。The main brands of imported bearings arenskbearing，ikobearing，fagbearing，Of good quality，Of course, the price is not cheap。]Preparation for Because the bearings are treated with rust and packed，Therefore, do not open the package until the installation is ready。 In addition，The anti-rust oil coated on the bearing has good lubrication performance，For general purpose bearings or bearings filled with grease，Can be used directly without cleaning。But for instrument bearings or for high-speed rotation
2015-01-14 Reading quantity 1465
introduction：1.Pig iron（homeGB）: HT200→Gray iron,Tensile strength200N/mm2,The cow/Square millimeter. ZG200→Cast carbon steel, ,Tensile strength200N/mm2,The cow/Square millimeter. T8~T10→Carbon steel,Carbon content0.8%~1%. 16Mn→Low alloy steel, Carbon content0.12%~0.2%,Manganese content1.2%~1.6%. 20CrMnTi→Alloy structural steel(Steel for hard gear),Heat treatment;880o~900oCOil cooling,200oCtemper. Cr12
2015-01-14 Reading quantity 2912
introduction：There are three ways to reduce thisTIMKENbearing[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。]Vibration of Remove critical excitation vibration from the application；Suppression of critical excitation vibration between excitation and resonance components；Change the stiffness of the structure，To change the critical frequency。 normal，The worlds top bearings such as deep groove ball bearings do not occur
2015-01-14 Reading quantity 1466
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