(高清版)GB∕T 19903.14-2019 自動化系統(tǒng)與集成 物理設(shè)備控制 計算機(jī)數(shù)值控制器用的數(shù)據(jù)模型 第14部分電火花成形加工用工藝數(shù)據(jù)-1

自動化系統(tǒng)與集成物理設(shè)備控制計算機(jī)數(shù)值控制器用的數(shù)據(jù)模型第14部分：電火花成形加工用工藝數(shù)據(jù)Part14:Processdataforsinkelectricaldischargemachining(sink-EDM)國家市場監(jiān)督管理總局中國國家標(biāo)準(zhǔn)化管理委員會IGB/T19903.14—2019/ISO14649-14:2013 Ⅲ 12規(guī)范性引用文件 13術(shù)語和定義 14電火花成形加工工藝數(shù)據(jù) 14.1首部和引用 14.2電火花成形的加工特征 24.3電火花成形加工 3附錄A(資料性附錄)EXPRESS列表 附錄B(資料性附錄)EXPRESS-G 24ⅢGB/T19903.14—2019/ISO14649-14:2013GB/T19903《自動化系統(tǒng)與集成物理設(shè)備控制計算機(jī)數(shù)值控制器用的數(shù)據(jù)模型》目前計劃發(fā) 本部分為GB/T19903的第14部分?！狦B/T19903.10—2006工業(yè)自動化系統(tǒng)與集成計算機(jī)數(shù)值控制器用的數(shù)據(jù)模型第10IMGB/T19903.14—2019/ISO14649-14:2013GB/T19903.10描述了數(shù)控機(jī)床加工通用工藝數(shù)據(jù)及其模式(schema)。該模式的主題(稱為ma-包含引用自ISO10303泛型資源的幾何項和表達(dá)，也不包括GB/T19903單獨部分定義的工藝專用的定義。GB/T19903.10并非獨立標(biāo)準(zhǔn)，需要至少一項附加工藝專用部分(如，GB/T19903.11,有關(guān)銑削)配合其執(zhí)行。GB/T19903的本部分描述了電火花成形加工(sink-EDM),并定義了電火花成形加工工藝專用的數(shù)據(jù)類型。GB/T19903的本部分主要給出了數(shù)據(jù)實體的定義和說明，電火花成形加工控制器需要這些數(shù)據(jù)實體提供控制數(shù)據(jù)信息。這些數(shù)據(jù)實體的EXPRESS形式在附錄A中再次給出，但無信息說明文本。附錄B提供了這些數(shù)據(jù)實體的另一種視角，以不同圖形顯示出不同要素的圖形表達(dá)。這些圖形信另外，模式使用類似于ISO10303.224的加工特征。工藝數(shù)據(jù)描述采用ISO10303.11定義的EX-PRESS語言。數(shù)據(jù)編碼使用ISO10303.21。1GB/T19903.14—2019/ISO14649-14:2013自動化系統(tǒng)與集成物理設(shè)備控制計算機(jī)數(shù)值控制器用的數(shù)據(jù)模型第14部分：電火花成形加工用工藝數(shù)據(jù)1范圍GB/T19903的本部分詳細(xì)說明了電火花成形加工用工藝數(shù)據(jù)所需的工藝專用數(shù)據(jù)元素。與GB/T19903.10描述的通用工藝數(shù)據(jù)一起，該部分描述了用于電火花成形加工中計算機(jī)數(shù)字控制器以及本部分的范圍不包括其他工藝(例如，車削、磨削)的機(jī)床。其他工藝的機(jī)床在GB/T19903的其他部分描述。2規(guī)范性引用文件下列文件對于本文件的應(yīng)用是必不可少的。凡是注日期的引用文件，僅注日期的版本適用于本文ISO14649-10工業(yè)自動化系統(tǒng)與集成物理設(shè)備控制計算機(jī)數(shù)值控制器用的數(shù)據(jù)模型第10部分：通用工藝數(shù)據(jù)(Industrialautomationsystemsandintegration—Physicaldevicecontrol—Datamodelforcomputerizednumericalcontrollers—Part10:Generalprocessdata)3術(shù)語和定義ISO14649-10界定的以及下列術(shù)語和定義適用于本文件。用于達(dá)到蝕除材料的加工操作。精加工finishing用于達(dá)到特征要求公差的加工操作。表面光整surfacefinishing用于達(dá)到要求的表面質(zhì)量的加工操作。4電火花成形加工工藝數(shù)據(jù)下列清單給出標(biāo)題和這種模式內(nèi)所引用的實體表。2GB/T19903.14—2019/ISO14649-14:SCHEMAsink_edm_schema;Version3ofJan13,2002Youremailcontact:GaborErdos(gabor.erdos@epfl.ch>)REFERENCEFROMmachining_schema(*ISO14649-10*)(length_measure,bounding_geometry_select,machine_functions,machining_operation,machining_tool,material,property_parameter,technology,toleranced_length_measure,machining_feature,plane_angle_measure,axis1_placement,machining_strategy,bounded_curve,rot_speed_measure,pressure_measure,advanced_brep_shape_representation,direction,rot_direction,radial_direction,toolpath,toolpath_type,toolpath_speedprofile,toolpath_list3GB/T19903.14—2019/ISO14649-14:2013ENTITYsink_edm_volumetric_pocketSUBTYPEOF(machining_feature);feature_boundary:bounded_curve;axis:axisl_placement;END_ENTITY;feature_boundary:定義旋轉(zhuǎn)特征橫切面。feature_boundary位于特征XZ平面內(nèi)(見圖1)。sink_edm_machining_operation類定義了工件上一個有限區(qū)域內(nèi)的加工工藝，也就是加工工步的內(nèi)容。該實體繼承自ISO14649-10定義的machining_workingstep類。該類定義了電火花成形加工所需的附加信息，是ISO14649-10定義的實體maENTITYsink_edm_machining_operationSUBTYPEOF(machining_operation);first_depth:OPTIONALlength_measure;depth_of_step:OPTIONALlength_measure;approach:OPTIONALretract:OPTIONALEND_ENTITY;depth_of_step:approach:approach_retract_strategy;approach_retract_strategy;如果成形要經(jīng)過多步加工實現(xiàn)，則該變量定義了第一步的加工實現(xiàn)第一次加工的關(guān)于進(jìn)給策略的可選信息。如果加工多層，按起點。默認(rèn)情況下，由數(shù)控系統(tǒng)決定進(jìn)給策略。如果加工起始點與上一道工序的加工終點重合，可能就不需要有任何趨近運(yùn)動。4GB/T19903.14—2019/ISO14649-14:2013最后加工完成后關(guān)于回退策略的可選信息。默認(rèn)情況下，由數(shù)控系統(tǒng)決定回退策略。如果加工終點與下一道工序的加工起點重該實體定義了電火花成形加工操作的工藝參數(shù)。它是ISO14649-10定義的technology實體的子ENTITYsink_edm_technologySUBTYPEOF(technology);spindle:OPTIONALrot_speed_measure;sync_spindle_andzfeed:BOOLEAN;other_generator_parameters:SET[0:?]OFproperty_parameter;Spindle:主軸轉(zhuǎn)速。如rot_speed_measure的定義，正值表示主軸繞c軸正該實體描述了機(jī)床在一項操作的時間區(qū)間內(nèi)應(yīng)用不同功能(如冷卻)的狀態(tài)。這是ISO14649-10中定義的machine_functions的子類型。ENTITYsink_edm_machine_functionsSUBTYPEOF(machine_functions);flush:BOOLEAN;aspiration:BOOLEAN;flush_pressure:OPTIONALpressure_measure;other_functions:SET[0:?]OFproperty_parameter;END_ENTITY;flush_pressure:的刀位軌跡補(bǔ)償生成方法。該類是ISO14649-10定義的machining_strategy實體的子類。5GB/T19903.14—2019/ISO14649-14:2013ENTITYsink_edm_machining_strategyABSTRACTSUPERTYPEOF(ONEOF(contour_parallel,along_vector,synchronized_feed))SUBTYPEOF(machining_strategy);END_ENTITY;ENTITYcontour_parallelSUBTYPEOF(sink_edm_machining_strategy);rotation_direction:OPTIONALrot_direction;stepover_direction:OPTIONALradial_direction;END_ENTITY;rotation_direction:從特征頂部看螺旋線方向(順時針或逆時針)。默認(rèn)為逆時針方向。如果給定了costummode屬性stepover_direction:如果該屬性是outside_in,電火花成形加工將從外輪廓開始向中心實現(xiàn)成形(見圖3)。6GB/T19903.14—2019/ISO14649-14:2013ENTITYalongvectorSUBTYPEOF(sinkedmmachiningstrategy);cornervectors:LIST[0:?]OFdirection;ENDENTITY;cornervectors:定義工具電極移動方向。起點是由machiningoperation實體的4.3.5.4同步進(jìn)給(Synchronizedfeed)synchronized_feed策略說明了工具電極進(jìn)入材料時該如何旋轉(zhuǎn)。軸的旋轉(zhuǎn)量定義為繞特征坐標(biāo)系中z軸的旋轉(zhuǎn)。角度值從同一坐標(biāo)系的x軸計算得出。ENTITYsynchronizedfeedSUBTYPEOF(sinkedmmachiningstrategy);spindlerotationamount:planeanglemeasure;ENDENTITY;該類描述了電火花成形加工所用工具電極的屬性。是ISO14649-10定義的machining_tool實體ENTITYsinkedmtoSUBTYPEOF(machiningtool);coolantthroughtool:OPTIONALBOOLEAN;pilotlength:OPTIONALlengthmeasure;itsgeometry:OPTIONALadvancedbrepshaperepresentation;itsboundinggeometry:OPTIONALboundinggeometryselect;itsmaterial:OPTIONALmaterial;otherparameters:SET[0:?]OFpropertyparameter;ENDENTITY;coolant_through_tool:工具電極是否具有內(nèi)冷卻能力?(有效值：Yes,No),(ISO/TSpilotlength:itsgeometry:itsboundinggeometry:itsmaterial:otherparameters:13399-3:2007,Table2)。從工具電極到成形區(qū)域開始處的距離。根據(jù)ISO10303-514對工具電極幾何特征進(jìn)行準(zhǔn)確的描述。者是根據(jù)advanced_brep_shape_representation實體(ISO10303-該屬性定義了工具電極材料。該數(shù)據(jù)應(yīng)該被用于決定制造工藝的工藝過程參數(shù)?？蛇x的泛型參數(shù)集。7GB/T19903.14—2019/ISO14649-14:2013都是相對于加工過程的起點/終點定義的。由此產(chǎn)生的進(jìn)給起點和回退終點被定義為當(dāng)前加工過程的ENTITYapproach_retract_strategyABSTRACTSUPERTYPEOF(ONEOF(plunge_strategy,air_strategy,along_path));tool_orientation:OPTIONALdirection;toolorientation:僅用于具有五軸定位能力的機(jī)床。分別規(guī)定了進(jìn)給或回退運(yùn)動所當(dāng)前操作有效的所有進(jìn)給運(yùn)動都是從回退平面開始。當(dāng)進(jìn)給路徑切線方向與后續(xù)加工運(yùn)動方向一致ABSTRACTSUPERTYPEOF(ONEOF(plunge_toolaxis,plunge_ramp,plunge_helix,plunge_zigzag))SUBTYPEOF(approach_retract_strategy);END_ENTITY;4.3.7.2.2工具電極軸向切入(Plungetoolaxis)沿工具電極軸方向切入(見圖4)。type_operation給出進(jìn)給策略，而且應(yīng)使milling_type_operation和drilling_type_operation的cut_start_point一致。8GB/T19903.14—2019/ISO14649-14:2013ziRetract_planeXStarting_pointENTITYplunge_toolaxisEND_ENTITY;4.3.7.2.3斜向切入(Plungeramp)Z1XRetract_planeangleENTITYplunge_ramp9GB/T19903.14—2019/ISO14649-14:2013angle:plane_angle_measure;END_ENTITY;angle:相對于進(jìn)給終點表面的斜向運(yùn)動角度。注意起止點可從本條款的4.3.7.2.4螺旋線切入(PlungeHelix)進(jìn)給。ENTITYplunge_helixradius:length_measure;angle:plane_angle_measure;END_ENTITY;radius:angle:相對于進(jìn)給終點表面的螺旋運(yùn)動的角度。注意起止點可從本條款Retract_planeXangleXStarting_point4.3.7.2.5鋸齒形切入(Plungezigzag)GB/T19903.14—2019/ISO14649-14:2013RetractRetract_planeZ4XStarting_pointSUBTYPEOF(plunge_strategy);angle:plane_angle_measure;width:length_measure;END_ENTITY;angle:相對于進(jìn)給終點表面的運(yùn)動角度。注意起止點可從本條款的相關(guān)這是所有空載切入和切出運(yùn)動的基類。與plunge_strategy類型不同，這些運(yùn)動不限于特征的內(nèi)或終點的切割路徑的切線決定。如果起點或終點位于兩個平面的交線上，正如bottom_and_side_ENTITYair_strategyABSTRACTSUPERTYPEOF(ONEOF(ap_retract_angle,ap_retract_tangent))SUBTYPEOF(approach_retract_strategy);END_ENTITY;ENTITYap_retract_angleGB/T19903.14—2019/ISO14649-14:2013angle:plane_angle_measure;travel_length:length_measure;angle:相對于回退終點表面的進(jìn)給角度，或相對于上升起點表面的回退travellength:斜向進(jìn)給長度。到達(dá)travel_length后，工具電極將沿最短連線繼radius:lengthmeasuEND_ENTITY;4.3.7.4沿路徑切入切出(Alongpath)SUBTYPEOF(approach_retract_strategy);path:toolpath_list;END_ENTITY;path:進(jìn)給或回退運(yùn)動的一般軌跡參數(shù)。注意該路徑是在特定坐標(biāo)系中規(guī)定的。其原點是加工操作的起點或終點，坐標(biāo)軸和特征的本地GB/T19903.14—2019/ISO14649-14:SCHEMAsink_edm_schema;Version3ofJan13,2002Author:GaborErdosREFERENCEFROMmachining_schema(*ISO14649-10*)(length_measure,bounding_geometry_select,machine_functions,machining_operation,machining_tool,material.technology,toleranced_length_measure,machining_feature,plane_angle_measure,axis1_placement,machining_strategy,bounded_curve,rot_speed_measure,pressure_measure,advanced_brep_shape_representation,direction,rot_direction.radial_direction,toolpath,toolpathtype,toolpath_speedprofile,toolpath_list(*sink-EDMvolumetricpocketfeature*)(*關(guān)關(guān)關(guān)關(guān)關(guān)關(guān)關(guān)關(guān)關(guān)*關(guān)關(guān)*關(guān)關(guān)關(guān)關(guān)關(guān)關(guān)關(guān)關(guān)關(guān)關(guān)關(guān)關(guān)關(guān)關(guān)關(guān)關(guān)關(guān)關(guān)*關(guān)關(guān)關(guān)關(guān)關(guān)關(guān)關(guān)關(guān)關(guān)關(guān)關(guān)關(guān)關(guān)關(guān)關(guān)關(guān)關(guān)號關(guān)關(guān)關(guān)*)ENTITYsink_edm_volumetric_pocketSUBTYPEOF(machiningfeature);featureboundary:boundedcurve;axis:axis1placement;ENDENTITY;(*************************************************************)(*sink-EDMoperation*)(*************************************************************)ENTITYsink_edm_machining_operationSUBTYPEOF(machiningoperation);firstdepth:OPTIONALlengthmeasure;depthofstep:OPTIONALlengthmeasure;approach:OPTIONALapproachretractstrategy;retract:OPTIONALapproachretractstrategy;ENDENTITY;(*關(guān)*關(guān)關(guān)*關(guān)****關(guān)**關(guān)關(guān)關(guān)關(guān)關(guān)*關(guān)關(guān)關(guān)關(guān)關(guān)關(guān)**關(guān)關(guān)**關(guān)******關(guān)關(guān)****關(guān)關(guān)*關(guān)關(guān)關(guān)*關(guān)關(guān)*關(guān)關(guān)關(guān)****)(*sink-EDMtechnology*)(**關(guān)*關(guān)關(guān)關(guān)*******關(guān)關(guān)關(guān)*關(guān)*關(guān)**關(guān)關(guān)**關(guān)關(guān)*****關(guān)*關(guān)關(guān)關(guān)關(guān)關(guān)***關(guān)號關(guān)關(guān)關(guān)關(guān)****關(guān)關(guān)****)ENTITYsink_edm_technologySUBTYPEOF(technology);spindle:OPTIONALrotspeedmeasure;syncspindleandzfeed:BOOLEAN;othergeneratorparameters:SET[0:?]OFpropertyparameter;ENDENTITY;(*sink-EDMmachinefunctions*)ENTITYsink_edm_machine_functionsSUBTYPEOF(machinefunctions);flush:BOOLEAN;aspiration:BOOLEAN;flushpressure:OPTIONALpressuremeasure;otherfunctions:SET[0:?]OFpropertyparameter;ENDENTITY;(**************************************************************)(*sink-EDMtool*)ENTITYsinkedmtoSUBTYPEOF(machiningtool);coolantthroughtool:OPTIONALBOOLEAN;pilotlength:OPTIONALlengthmeasure;itsgeometry:OPTIONALadvancedbrepshaperepresentation;itsboundinggeometry:OPTIONALboundinggeometryselect;itsmaterial:OPTIONALmaterial;otherparameters:SET[0:?]OFpropertyparameter;ENDENTITY;(**苦關(guān)苦關(guān)關(guān)*暑關(guān)號暑關(guān)苦關(guān)關(guān)關(guān)關(guān)*苦*關(guān)關(guān)關(guān)苦關(guān)關(guān)苦關(guān)關(guān)興關(guān)興*號關(guān)暑關(guān)苦關(guān)關(guān)關(guān)關(guān)*興關(guān)關(guān)*苦關(guān)苦關(guān)關(guān)*)(*sink-EDMMachinings(****苦關(guān)**號****關(guān)*號*關(guān)*苦*苦*苦**長關(guān)苦*苦*苦***關(guān)苦*苦*號*苦*號*苦興*苦*苦*苦***)ENTITYsinkedmmachiningstrategyABSTRACTSUPERTYPEOF(ONEOF(contourparallel,alongvector))SUBTYPEOF(machiningstrategy);ENDENTITY;ENTITYcontourparallelSUBTYPEOF(sinkedmmachiningstrategy);rotationdirection:OPTIONALrotdirection;stepoverdirection:OPTIONALradialdirection;ENDENTITY;ENTITYalong_vectorSUBTYPEOF(sinkedmmachiningstrategy);cornervectors:LIST[0:?]OFdirection;ENDENTITY;關(guān)*關(guān)苦***苦關(guān)暑****苦關(guān)苦*苦關(guān)景*暑****苦*苦關(guān)苦****)(*approachretractstrategy*)(**景關(guān)長關(guān)*******關(guān)*關(guān)****關(guān)關(guān)景關(guān)關(guān)關(guān)關(guān)*關(guān)關(guān)*號關(guān)**關(guān)**)ENTITYapproachretractstrategyABSTRACTSUPERTYPEOF(ONEOF(plungestrategy,airstrategy,alongpath));toolorientation:OPTIONALdirection;ENDENTITY;ENTITYplungestrategyABSTRACTSUPERTYPEOF(ONEOF(plungetoolaxis,plungeramp,plungehelix,plungezigzag))SUBTYPEOF(approachretractstrategy);ENDENTITY;ENTITYplungetoolaxisSUBTYPEOF(plungestrateENDENTITY;ENTITYplungerampSUBTYPEOF(plungestrateangle:planeanglemeasure;ENDENTITY;ENTITYplungehelixSUBTYPEOF(plungestrateradius:lengthmeasure;angle:planeanglemeasure;ENDENTITY;SUBTYPEOF(plungestrateangle:planeanglemeasure;width:lengthmeasure;ENDENTITY;ENTITYairstrategyABSTRACTSUPERTYPEOF(ONEOF(apretractangle,apretracttangent))SUBTYPEOF(approachretractstrategy);ENDENTITY;ENTITYapretractangleangle:planeanglemeasure;travellength:lengthmeasure;ENDENTITY;ENTITYapretracttangentradius:lengthmeasure;ENDENTITY;ENTITYalongpathSUBTYPEOF(approachretractstrategy);path:toolpathlist;ENDENTITY;ENDSCHEMA;(*sinkedmschema*)GB/T19903.14—2019/ISO14649-14:2013(資料性附錄)EXPRESS-G本附錄特征顯示了不同元素的圖形化表達(dá)：——圖B.1所示為電火花成形加工的工具電極定義；——圖B.2所示為電火花成形加工的機(jī)械功能；——圖B.3所示為電火花成形加工的操作； ——圖B.5所示為容量腔與下沉策略定義；——圖B.6所示為進(jìn)給-回縮與空氣策略；—圖B.7所示為加工策略與下沉之字線；——圖B.8所示為下沉螺旋與回縮切線定義；——圖B.9所示為回縮角度與下沉斜線；——圖B.10所示為環(huán)切與沿路徑定義；——圖B.11所示為沿向量與同步進(jìn)給定義。這些圖僅為資料性的，圖中條目的詳細(xì)說明在第4章相應(yīng)文本定義中給出。GB/T19903.14—2019/ISO14649-14:2013machiningmachiningschemamachiningtoolBooleancoolant_through_toolpilot_lengthitsgeometrysinkedm_toolits_boundinggeometryitsmaterialother_parameterss[0:7machiningschemalengthmeasuremachiningschemaadvancedbrepshaperepresentationmachiningschemaboundinggeometryselectmachiningschemapropertyparameterGB/T19903.14—2019/ISO14649-14:2013BooleanBooleanaspirationsinkedm_machinefunctionsflushpressuremachiningschemapropertyparameterotherfunctionsS[0:7]machiningschemamachiningschemamachineoperation)machiningschemalengthmeasurefirst_depthmachiningschema.lengthmeasuredepthof_stepsink_edm_machining_operation7,1,(ABS)approach_retract_strategyapproach7,1,(ABS)approach_retract_strategyretractGB/T19903.14—2019/ISO14649-14:2013machiningmachiningschematechnololgymachiningschemarotspeedmesureBooleanmachiningschemapropertyparameterspindlesync_spindleandzfeedothergenerator_parametersS[0:?]sinkedmtechnology(ABS)sinkedmmachining_strategy111,11,contour_parallel12,12,along_vector12.13,synchronisedfeed20GB/T19903.14—2019/ISO14649-14:2013featureboundarysink_edm_volumetric_pocketmach(ABS)plungestrategy1plunge_toolaxis10,6,plunge_ramp9,7,plungehelix8,8,plungezigzag6,2(ABS)plunge_strategymachiontoolorientation(ABS)approach_retract_strategy7.3(ABSairstrateg11,4,along_path7.3(7)(ABS)air_strategy10,9,ap_retract_angle9,10,ap_tetract_tangentGB/T19903.14—2019/ISO14649-14:2013widthwidthradiusradius9,10(7)