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introduction： CODE：00111 Device name：Horizontal boring machine Type specification：Boring bar diameter125~160mm Unit of measurement：Taiwan （one）Geometric accuracy
2015-02-22 Reading quantity 2781
introduction：[Abstract]right2.5Shaft NC EDM copying milling is studied，The effectiveness and necessity of the process are discussed，The calculation method and example of electrode trajectory are also given。 keyword：Numerical control EDM copying milling 2.5shaft Electrode trajectory generation [Abstract]Inthispaper,astudyismadeonthe2.5axesNC-EDMMILLING.Thevalidityandnecessityoftheprocessisdiscussed.Moreo
2015-02-22 Reading quantity 2775
introduction：Tutorial purpose：Use the simplest power to explain the basic rendering steps and the simplest features to the newbie This example does not work well，Thats why it was already written and never sent out。Now lets show the way to a novice whos never done rendering before First step：modeling Sketch the wave according to the legend figure1 Then rotate to generate the entity figure2 Establish the environment（cistern）model，Look out，The solid part should be heavier than the water
2015-02-22 Reading quantity 2887
introduction：In useIKObearing[IKObearing:IKONeedle roller bearing with its special internal structure to achieve the mechanical design of small、Light weight。Guideway bearings are based on the high quality given by needle roller bearings，Precision machining with unique mechanical equipment，Evaluate the quality of the latest machines，Products always maintain high performance and high quality level。]In the process，Due to its own quality and external conditions，Bearing capacity，The rotation accuracy and anti-friction energy performance will change，When the performance index of the bearing is lower than the use requirements and can not work normally，It is called bearing damage or failure，Bearing in case of damage and other accidents
2015-02-22 Reading quantity 1439
introduction： one.Causes of paste spots Insufficient air escape two.Related knowledge 1The residual gas in the mold becomes high-temperature due to compression，This causes the material to burn。 2Insufficient gas escape and enclosed air can produce weld marks。 3Insufficient gas exhaust will also cause product shortage(Refer to the section on Missing materials) three.solution 1immediately：Reduced injection velocity 2short-term：Add air overflow chute，Additional air escape pin 3long
2015-02-22 Reading quantity 2792
introduction： Heat treatment of metal is to heat the metal workpiece to a suitable temperature in a certain medium，And keep at this temperature for a certain time，A process of cooling at different speeds。 1．Metal structure metal：opaqueness、The metal luster has good thermal and electrical conductivity and its electrical conductivity decreases with the increase of temperature，A substance having properties such as ductility and malleability。A solid with a regular arrangement of atoms inside a metal（crystal）。 alloy：It consists of two or more metals or metals and non-metals，A substance having metallic properties。
2015-02-22 Reading quantity 2903
introduction： Machinery used to make various rubber products such as tires﹐Including general rubber machinery﹑Tire machinery and other rubber products machinery3Broad category。 Universal rubber machinery Machinery for preparing rubber or semi-finished products﹐Including raw material processing machinery﹑Rubber mixing mill﹑extruder﹑calender﹑Curtain canvas pretreatment equipment and cutting machine, etc。 Rubber mixing mill Divided into open and closed two categories。 Open rubber mixing machine﹕Mainly used for rubber heat refining﹑flaking﹑Gel breaking﹑Plasticizing and mixing。It consists of rollers﹑Roller bearing[bearing:bearing（“Bearing”，Japanese person“Axial receptor”）It is in the process of mechanical transmission
2015-02-22 Reading quantity 2783
introduction：rollINAbearing[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 clearance is an important indicator，Direct impactINABearing performance，On the basis ofINAService conditions of bearings，Choose the right clearance，It is of great significance。In selectionINABearing clearance time，The following three factors should be fully taken into account： 1、IN
2015-02-22 Reading quantity 1530
introduction：1． normalizing：Heat steel or steel parts to critical pointAC3orACMThe proper temperature above is kept for a certain time after cooling in the air，The bearing with pearlitic structure is obtained[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。]Steel heat treatment technology。 2． annealannealing：Heat the hypoeutectoid steel workpiece toAC3
2015-02-22 Reading quantity 1445
introduction： KOYObearing[KOYObearing:kOYOBearings are generally required to bear large loads，Often without a cage，Instead, fill the inner and outer raceways with rolling elements。And most small and medium-sizedKOYORolling bearings are equipped with retainers。 inKOYOBearing in the processing process，The outer ring of the bearing、Inner ring、How do the roller and cage fit together。]As the main components of the locomotive，Especially traction motors、Axle box bearing，Its function plays an important role in safe transportation，When the locomotive is running on line，In case of bearing failure，will
2015-02-22 Reading quantity 1556
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