機械工程專業(yè)英語

1、CastingCasting鑄造鑄造SSCastingCasting砂型鑄造砂型鑄造InvestmentInvestmentCastingCasting熔模鑄造熔模鑄造CentrifugalCentrifugalCastingCasting離心鑄造離心鑄造InspectionInspectionofofCastingCasting鑄件檢驗鑄件檢驗FgingFgingDieDie鑄造與模具鑄造與模具OpendieOpendieFgingF

2、ging開式模鍛或自由鍛開式模鍛或自由鍛ImpressiondieImpressiondieCloseddieCloseddieFgingFging模鍛和閉式鍛模鍛和閉式鍛PrecisionPrecisionFgingFging精密鍛精密鍛DieDieManufacturingManufacturingMethodMethod模具制造方法模具制造方法ConventionalConventionalMachiningMachiningPr

3、ocessesProcesses常規(guī)機械加工工藝常規(guī)機械加工工藝millingmilling銑削銑削DrillingDrillingDrillDrillPressPress鉆削和鉆床鉆削和鉆床NontraditionalNontraditionalMachiningMachiningProcessesProcesses特種加工工藝特種加工工藝ElectrochemicalElectrochemicalMachiningMachining

4、(ECM)(ECM)電化學加工電化學加工Machining(CM)Machining(CM)化學加工化學加工ElectricalElectricalDisgeDisgeMachining(EDM)Machining(EDM)電火花加工火花加工(EDM)(EDM)ChemicalChemicalLaserLaserBeamBeamMachiningMachining(LBM)(LBM)激光加工激光加工UltrasonicUltrasoni

5、cMachiningMachining(USM)(USM)超聲波加工超聲波加工TolerancesTolerancesFitsFits公差與配合公差與配合Size:Size:大小、尺寸大小、尺寸Allowance:Allowance:允差允差Fit:Fit:配合配合NominalNominalsize(basicsize(basicsize):size):公稱尺寸公稱尺寸LimitLimitsize:size:極限尺寸極限尺寸Actua

6、lActualsize:size:實際尺寸實際尺寸DeviationsDeviations：偏差：偏差AllowanceAllowance：允差：允差BilateralBilateralTolerances:Tolerances:雙邊公雙邊公差UnilateralUnilateralTolerances:Tolerances:單邊公差單邊公差ClearanceClearancefitfit間隙配合間隙配合InterferenceInte

7、rferencefitfit過盈配合過盈配合limitlimitsizesize極限尺寸極限尺寸TransitionTransitionfitfit過渡配合渡配合PolymersPolymers聚合物聚合物geargear齒輪齒輪compositescomposites復合材料復合材料ferrousferrousmetalsmetals黑色金屬黑色金屬nonferrousnonferrousmetalsmetals有色金屬有色金屬eng

8、ineeringengineeringmaterialsmaterials工程材料工程材料FFindustrialindustrialpurposepurposematerialsmaterialscancanbebedivideddividedintointoengineeringengineeringmaterialsmaterialsnonengineeringnonengineeringmaterials.materials.E

9、ngineeringEngineeringmaterialsmaterialsarearethosethoseusedusedininmanufacturingmanufacturingwillwillbecomebecomepartspartsofofproductsproductsthroughthroughdefinitedefiniteprocessing.processing.InIngenerallygenerallyeng

10、ineeringengineeringmaterialsmaterialsmaymaybebefurtherfurthersubdividedsubdividedintointometalsmetalsceramicsceramicscompositescompositespolymers.polymers.工業(yè)生產上，材料被分為工程材料和非工程材料。工程材料工業(yè)生產上，材料被分為工程材料和非工程材料。工程材料指的是被用于制造且通過一定

11、的工藝將成為產品一部分的這類材指的是被用于制造且通過一定的工藝將成為產品一部分的這類材料。一般來講，工程材料可以繼續(xù)細分為金屬、陶瓷、復合材料和料。一般來講，工程材料可以繼續(xù)細分為金屬、陶瓷、復合材料和聚合物。聚合物。TheThetraditionaltraditionalmethodsmethodsofofcastingcastingmetalsmetalsisisininssmoldsmoldshashasbeenbeenusedu

12、sedffmillennia.millennia.SimpleSimplestatedstatedsscastingcastingconsistconsistofof(1)(1)placingplacingapatternpatternhavinghavingthetheshapeshapeofofthethedesireddesiredcastingcastingininsstotomakemakeananimprintimprint

13、(2)(2)incpatingincpatingagatinggatingsystemsystem(3)(3)fillingfillingthetheresultingresultingcavitycavitywithwithmoltenmoltenmetalmetal(4)(4)allowingallowingthethemetalmetaltotocoolcooluntiluntilititsolidifiessolidifies(

14、5)(5)breakingbreakingawayawaythethessmoldmold(6)(6)removingremovingthethecasting.casting.傳統(tǒng)的鑄造金屬的方法是在砂模中進行的，且已經被應用了幾千傳統(tǒng)的鑄造金屬的方法是在砂模中進行的，且已經被應用了幾千年。簡單來講，砂型鑄造包括年。簡單來講，砂型鑄造包括(1)(1)將一個具有想要鑄造的形狀的母模將一個具有想要鑄造的形狀的母模置于砂中來制造出痕跡；置于