(高清版)GB∕T 19903.13-2019 自動(dòng)化系統(tǒng)與集成 物理設(shè)備控制 計(jì)算機(jī)數(shù)值控制器用的數(shù)據(jù)模型 第13部分：電火花線切割加工用工藝數(shù)據(jù)

ICS25.040GB/T19903.13—2019/ISO14649-13:2013自動(dòng)化系統(tǒng)與集成物理設(shè)備控制計(jì)算機(jī)數(shù)值控制器用的數(shù)據(jù)模型第13部分：電火花線切割加工用工藝數(shù)據(jù)Part13:Processdataforwireelectricaldischargemachining(wire-EDM)(ISO14649-13:2013,IDT)國(guó)家市場(chǎng)監(jiān)督管理總局中國(guó)國(guó)家標(biāo)準(zhǔn)化管理委員會(huì)GB/T19903.13—2019/ISO14649-13:2013 I Ⅱ 3術(shù)語(yǔ)和定義 4電火花線切割工藝數(shù)據(jù) 4.1標(biāo)題和引用 4.2電火花線切割加工特征 24.3附加類(lèi)型與實(shí)體 64.4電火花線切割的加工操作 8附錄A(資料性附錄)EXPRESS列表 附錄B(資料性附錄)EXPRESS-G 附錄C(資料性附錄)Simplewire-EDM示例1 附錄D(資料性附錄)Simplewire-EDM示例2 GB/T19903.13—2019/ISO14649-13:2013GB/T19903《自動(dòng)化系統(tǒng)與集成物理設(shè)備控制計(jì)算機(jī)數(shù)值控制器用的數(shù)據(jù)模型》目前計(jì)劃發(fā)——第10部分：通用工藝數(shù)據(jù)；——第11部分：銑削用工藝數(shù)據(jù)；——第12部分：車(chē)削用工藝數(shù)據(jù)；——第13部分：電火花線切割加工用工藝數(shù)據(jù)；——第14部分：電火花成形加工用工藝數(shù)據(jù)； ——第121部分：車(chē)床用電極絲；——第201部分：切削工藝機(jī)床數(shù)據(jù)。本部分為GB/T19903的第13部分。本部分按照GB/T1.1—2009給出的規(guī)則起草。本部分使用翻譯法等同采用ISO14649-13:2013《自動(dòng)化系統(tǒng)與集成物理設(shè)備控制計(jì)算機(jī)數(shù)值控制器用的數(shù)據(jù)模型第13部分：電火花線切割加工用工藝數(shù)據(jù)》。與本部分規(guī)范性引用的國(guó)際文件有一致性對(duì)應(yīng)關(guān)系的我國(guó)文件如下：——GB/T19903.10—2006工業(yè)自動(dòng)化系統(tǒng)與集成物理設(shè)備控制計(jì)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)(ISO16469-10:2004,IDT)本部分由中國(guó)機(jī)械工業(yè)聯(lián)合會(huì)提出。本部分由全國(guó)自動(dòng)化系統(tǒng)與集成標(biāo)準(zhǔn)化技術(shù)委員會(huì)(SAC/TC159)歸口。IⅡGB/T19903.13—2019/ISO14649-13:2013GB/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(chēng)為ma-礎(chǔ)。模式中不包含引用自ISO10303泛型資源的幾何項(xiàng)和表達(dá)，也不包括GB/T19903單獨(dú)部分定義GB/T19903.10并非獨(dú)立標(biāo)準(zhǔn)，需要至少一項(xiàng)附加工藝專(zhuān)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線切割工藝，并定義了電火花線切割加工專(zhuān)用的工藝數(shù)據(jù)類(lèi)型。GB/T19903的本部分主要給出了數(shù)據(jù)實(shí)體的定義和說(shuō)明，電火花線切割控制器需要這些數(shù)據(jù)實(shí)體提供控制數(shù)據(jù)信息。這些數(shù)據(jù)實(shí)體的EXPRESS形式在附錄A中再次給出，但無(wú)信息說(shuō)明文本。附錄B提供了這些數(shù)據(jù)實(shí)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)。這些圖形信息豐富：這些圖形的實(shí)體詳細(xì)說(shuō)明在第4章相應(yīng)文本定義中給出。附錄C和附錄D給出了GB/T19903的兩個(gè)示例文件，提供了可能用例的說(shuō)明。另外，模式使用類(lèi)似于ISO10303-224的加工特征。工藝數(shù)據(jù)描述采用ISO10303-11定義的EXPRESS語(yǔ)言。數(shù)據(jù)編碼使用ISO10303-21。1GB/T19903.13—2019/ISO14649-13:2013自動(dòng)化系統(tǒng)與集成物理設(shè)備控制計(jì)算機(jī)數(shù)值控制器用的數(shù)據(jù)模型第13部分：電火花線切割加工用工藝數(shù)據(jù)GB/T19903的本部分為電火花線切割指定過(guò)程數(shù)據(jù)所需的工藝專(zhuān)用數(shù)據(jù)元素。它與GB/T19903.10闡述的通用工藝數(shù)據(jù)一起，為電火花線切割說(shuō)明了計(jì)算機(jī)數(shù)字化控制器及其程序系統(tǒng)(如CAM系統(tǒng)或車(chē)間程序系統(tǒng))間的接口。在此類(lèi)機(jī)械上，它可用于(指導(dǎo))電火花線切割操作。2規(guī)范性引用文件下列文件對(duì)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(dòng)化系統(tǒng)與集成物理設(shè)備控制計(jì)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(yǔ)和定義ISO14649-10界定的以及下列術(shù)語(yǔ)和定義適用于本文件。3.1粗加工roughing精加工finishing用于達(dá)到特征要求公差的機(jī)械加工操作。表面光整surfacefinishing用于達(dá)到要求的表面質(zhì)量的機(jī)械加工操作。下列清單給出標(biāo)題和這種模式內(nèi)所引用的實(shí)體表。2GB/T19903.13—2019/ISO14649-13:2013SCHEMAwire_edm_schema;(Version5ofFeb28,2003Author:GaborErdos<gabor.erdos@epfl.ch>JacquesRichard<i-tech@eig.unigREFERENCEFROMmachining_schema(*ISO14649-10*)(bounded_curve,length_measure,machining_operation,machining_tool,propertyparameter.plane_angle_measure,technology,machining_strategySUPERTYPEOF(ONEOF(general_single_path,general_twin_path))3END_ENTITY;4.2.3一般單路徑(General_single_path)圖1所示的一般單路徑由一條有斜度的普通二維或三維曲線和若干特征參數(shù)進(jìn)行定義。常用的二軸電火花線切割操作是斜度為零的一般單路徑的特例。ENTITYgeneral_single_pathfeature_principal_boundary:boundeslope:OPTIONALplane_angle_measure;transition_types:OPTIONALEDM_transition;ENDENTITY;feature_principal_boundary:形成general_path主要邊界的輪廓或形狀。當(dāng)沿著曲線定義的方向進(jìn)給時(shí)，根據(jù)axis2_placement_3d中的方位，材料位于曲線的左側(cè)(即當(dāng)曲線投影在局部XY平面)。axis2_placement_3d繼承自machining_feather,其定義了局部Z軸和局部XY平面。slop:一般路徑邊界相對(duì)于局部z軸的可選角度值，默認(rèn)為0度。第二曲線邊界的隱式定義為：將主要邊界曲線上的每個(gè)點(diǎn)按照特定的角度沿局部Z軸的負(fù)方向直線延伸，這些直線在厚度距離上與第二個(gè)平面相接形成了第二曲線邊界。該隱式第二邊界的形狀也由過(guò)渡類(lèi)型決定。transition_types:非相切面之間的過(guò)渡類(lèi)型。深度)↓圖1一般單路徑4.2.4一般雙路徑(General_twin_path)一般雙路徑由兩條一般二維或三維曲線定義。這兩條曲線通過(guò)曲線的參數(shù)實(shí)現(xiàn)同步。這意味著切割面可定義為：用直線連接起主要邊界和第二邊界曲線上的對(duì)應(yīng)的參數(shù)相同的點(diǎn)。machining_feather中的厚度屬性對(duì)本定義無(wú)用，可以忽略。ENTITYgeneral_twin_pathSUBTYPEOF(general_path);4GB/T19903.13—2019/ISO14649-13:2013featureprincipalboundary:boundedcurve;feature_secondary_boundary:bounded_curve;END_ENTITY;feature_principal_boundary:形成一般路徑主要邊界的輪廓和形狀。當(dāng)沿著曲線定義的方向進(jìn)給時(shí)，根據(jù)machining_feather中定義的axis2_placement_3d,材料位于feature_secondary_boundary:形成gABSTRACTSUPERTYPEOF(ONEOF(general_path_closed_pocket,general_path_open_pocket))SUBTYPEOF(machining_feature);itshole:SET[0:?]OFgeneralpath;END_ENTITY;itshole:派生自general_path_pocket類(lèi)，如圖3所示的general_path_closed_pocket型腔是周?chē)勘徊牧习鼑膅eneral_path_pocket型腔。ENTITYgeneral_path_closed_pocketSUBTYPEOF(general_path_pocket);feature_boundary:general_path;END_ENTITY;5GB/T19903.13—2019/ISO14649-13:2013feature_boundary:描述了型腔主要邊界和第二邊界的形狀。它是一個(gè)完全閉合的輪廓派生自general_path_pocket類(lèi)。general_path_open_pocket是指不屬于general_path_closed_pocket的general_path_pocket。其中wall_boundary變量規(guī)定了開(kāi)型腔的開(kāi)口側(cè)邊界。SUBTYPEOF(general_path_pocket);open_boundary:general_path;wall_boundary:OPTIONALgeneral_path;END_ENTITY;open_boundary:wall_boundary:型腔需要的空間。當(dāng)沿著曲線定義的方向進(jìn)給時(shí)，根據(jù)machining_直線連接open_boudary的起點(diǎn)和終點(diǎn)獲得的型面不一致時(shí)，需要定6GB/T19903.13—2019/ISO14649-13:20134.2.8直紋曲面(Ruledsurfaces)圖5直紋曲面EDM_transition實(shí)體是用于general_path類(lèi)聲明中的內(nèi)容。在general_path類(lèi)通過(guò)一條曲線TYPEEDM_transition=ENUMERATIONOF(constant_radius,conical,sharp);7GB/T19903.13—2019/ISO14649-13:2013圓錐過(guò)渡將第二邊界曲線定義為主邊界曲線的偏置如圖6a)所示。恒半徑過(guò)渡則通過(guò)保證主要邊界和第二邊界的轉(zhuǎn)角半徑不變來(lái)定義第二曲線，如圖6b)所示。尖角過(guò)渡則通過(guò)保證主要邊界和第二邊界的轉(zhuǎn)角為尖角來(lái)定義第二曲線，如圖6c)所示。a)Feature_principal_boundary圓錐過(guò)渡b)Feature_principal_boundary恒半徑過(guò)渡c)Feature_principal_boundary尖銳過(guò)渡圖6線切割過(guò)度類(lèi)型8GB/T19903.13—2019/ISO14649-13:2013wire_edm_machining_operation類(lèi)定義了工件限定區(qū)域內(nèi)的加工工藝，即加工工步的內(nèi)容。它繼承自ISO14649-10中定義的machining_workingstep類(lèi)。該類(lèi)定義了電火花線切割所需的附加信息，是ISO14649-10定義的machining_operation實(shí)體的子類(lèi)型。ENTITYwire_edm_machining_operationSUBTYPEOF(machining_operation);offset_length:OPTIONALapproach:OPTIONALwire_edm_approach_retract_strategy;retract:OPTIONALwire_edm_approach_retract_strategy;END_ENTITY;offset_length:該可選的偏移量定義了電極絲中心到特征邊界曲線的距離?？刂破骺梢愿鶕?jù)公差和表面質(zhì)量的要求決定該變量值的大小。當(dāng)沿著特征的邊界曲線定義的方向進(jìn)給時(shí)，偏移曲線位于曲線的左側(cè)，如圖7approach:定義了電極絲從thread_point到cut_start_point的運(yùn)動(dòng)。如果未定retract:定義了電極絲從cut_end_poin電極絲將停在cut_end_point處。thread_point:切割過(guò)程的起點(diǎn)。該點(diǎn)定義了可以穿過(guò)電極絲的穿絲孔位置。在四平面(Z=0),第二個(gè)點(diǎn)位于特征坐標(biāo)系的XY平面(Z=—depth),如圖7所示。參數(shù)化方向cutstartpointnd_point9GB/T19903.13—2019/ISO14649-13:2013定義的machining_stategy實(shí)體的一個(gè)子類(lèi)型。ENTITYwire_edm_machining_strategySUBTYPEOF(machining_strategy);END_ENTITY;END_ENTITY;thread_pointO電極絲運(yùn)動(dòng)end_pointEND_ENTITY;GB/T19903.13—2019/ISO14649-13:2013OOslug_removal策略定義了毛坯的清除廢料的操作。包含slug_removal策略的machining_operation通常會(huì)在cut_through_stategy操作之后。電極絲在該操作中不應(yīng)該運(yùn)動(dòng)。該策略可以被應(yīng)END_ENTITY;該實(shí)體描述了機(jī)床在一項(xiàng)操作的時(shí)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(lèi)型。SUBTYPEOF(machine_functions);lower_nozzle:B00LEAN;upper_nozzle:BO0LEAN;END_ENTITY;coolant:coolant_pressure:Lower_nozzle:Upper_nozzle:other_functions:該實(shí)體定義了電火花線切割操作的工藝參數(shù)。這是ISO14649-10中定義的technology實(shí)體的一GB/T19903.13—2019/ISO14649-13:2013 ——工件的材料(workpiece實(shí)體的its_material)——切割厚度(workpiece實(shí)體的its_geometry)END_ENTITY;other_generator_parameters:ENTITYwire_edm_approach_retract_strategyABSTRACTSUPERTYPEOF(ONEOF(along_path_strategy,linear_strategy,arcstrategy));its_technology:OPTIONALwire_edm_technology;technology_switch_point:OPTIONALLIST[1:2]OFcartesian_point;ENDENTITY;its_technology:technology_switch_point:規(guī)定了切入/切出運(yùn)動(dòng)切換到切割工藝的點(diǎn)。只有在its_technologyENTITYalong_path_strategypath:toolpathlist;END_ENTITY;path:指定電極絲的路徑GB/T19903.13—2019/ISO14649-13:2013thread_pointOcut_end_point圖10路徑策略END_ENTITY;切割操作中采用線性弧線段連接穿絲點(diǎn)到起點(diǎn)/終點(diǎn)的切入/切出路徑。該弧段與主切割曲線相SUBTYPEOF(wire_edm_approach_retract_strategy);radius:positivelengthmeasure;ENDENTITY;radius:GB/T19903.13—2019/ISO14649-13:2013offsetcut_startpointthread_point該類(lèi)描述了電火花線切割加工中使用的電極絲的屬性。它是ISO14649-10中定義的maching_tool實(shí)體中的一個(gè)子類(lèi)型。SUBTYPEOF(machining_tool);itswirematerial:material;itsdiameter:lengthmeasure;its_speed:OPTIONALspeed_measure;otherparameters:SET[0:?]OFpropertyparameter;END_ENTITY;its_tension:電極絲線張力itsspeed:走絲速度otherparameters:其他可選參數(shù)GB/T19903.13—2019/ISO14649-13:2013(資料性附錄)下列EXPRESS為wire_EDM13/1部分整個(gè)模式加工數(shù)據(jù)：Version5ofFeb28,2003Author:GaborErdos<gabor.erdos@epfl.ch>Modifiedby:WillyMaeder<wmaeder@cadcamation.ch>JacquesRichard<i-tech@eig.unige.ch>REFERENCEFROMmachining_schema(*IS014649-10*)(bounded_curve,cartesianpoint,machining_operation,machining_feature,machining_tool,material,property_parameter.speed_measure,technology,machining_strategy,toolpathlist;(**關(guān)***美關(guān)關(guān)*關(guān)美**關(guān)**英*第關(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)頭*關(guān)*頭☆關(guān)*關(guān)*)(*關(guān)美關(guān)關(guān)關(guān)關(guān)*關(guān)吳*關(guān)關(guān)*關(guān)關(guān)*關(guān)吳關(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)**)TYPEEDM_transition=ENUMERATIONOF(constant_radius,conical,sharp);END_TYPE;TYPEtension_measure=REAL;END_TYPE;(*Machiningfeature*)(**關(guān)關(guān)關(guān)關(guān)關(guān)*關(guān)*關(guān)*關(guān)興號(hào)興關(guān)*關(guān)**關(guān)*關(guān)*關(guān)*關(guān)***號(hào)關(guān)關(guān)*關(guān)*關(guān)*關(guān)*苦興關(guān)*關(guān)關(guān)關(guān)關(guān)關(guān)*苦**苦*苦*)SUPERTYPEOF(ONEOF(general_single_path,general_twin_path))SUBTYPEOF(generalfeatureprincipalboundary:boundedcurve;slope:OPTIONALplane_angle_measure;transition_types:OPTIONALEDM_transition;SUBTYPEOF(generalfeatureprincipalboundary:boundedcurve;featuresecondaryboundary:boundedcurve;ABSTRACTSUPERTYPEOF(ONEOF(genitshole:SET[0:?]OFgeneralpath;featureboundary:generalpath;open_boundary:general_path;(**關(guān)關(guān)關(guān)關(guān)關(guān)**關(guān)關(guān)關(guān)關(guān)**關(guān)關(guān)關(guān)吳關(guān)關(guān)關(guān)關(guān)關(guān)關(guān)*關(guān)關(guān)關(guān)關(guān)****關(guān)興關(guān)關(guān)關(guān)興頭關(guān)關(guān)關(guān)關(guān)興關(guān)關(guān)關(guān)*關(guān)關(guān)關(guān)*頭*關(guān)*關(guān)**)ENTITYwire_toolitswirematerial:material;itsdiameter:lengthmeasure;otherparameters:SET[0:?]OFpropertyparameter;(*WireEDMMachiningstrategy*)(*黃關(guān)黃關(guān)苦關(guān)黃*黃關(guān)暑關(guān)暑關(guān)黃關(guān)黃關(guān)景關(guān)*治著送關(guān)著關(guān)關(guān)*關(guān)著關(guān)榮關(guān)勞關(guān)關(guān)關(guān)善*苦關(guān)苦*關(guān)關(guān))(*******興吳**關(guān)*********************************************號(hào)*關(guān)興*)ENTITYwireedmapproachretractstrategyABSTRACTSUPERTYPEOF(ONEOF(along_path_strategy,linear_strategy,technologyswitchpoint:OPTIONALLIST[1:2]OFcartesianpoint;SUBTYPEOF(wireedmapproachretractstrategy);path:toolpathlist;SUBTYPEOF(wire_edm_approach_retract_SUBTYPEOF(wire_edm_approach_retract_(關(guān)*關(guān)關(guān)頭*關(guān)關(guān)關(guān)關(guān)**關(guān)關(guān)關(guān)*關(guān)關(guān)*吳關(guān)關(guān)關(guān)關(guān)關(guān)頭關(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)興英*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)頭關(guān)*關(guān)***頭*關(guān)※關(guān)※關(guān)*關(guān)*)offsetlength:lengthmeasure;approach:OPTIONALwireedmapproachretractstrategy;retract:OPTIONALwire_edm_approach_retract_strategy;threadpoint:cartesianpoint;cut_end_point:OPTIONALcartesian_point;END_ENTITY;(*關(guān)關(guān)*關(guān)條關(guān)*黃*為關(guān)關(guān)黃關(guān)**關(guān)關(guān)關(guān)***黃關(guān)關(guān)**黃關(guān)黃關(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)**)(*WireEDMtechnology*)(*關(guān)吳關(guān)關(guān)關(guān)*關(guān)關(guān)關(guān)黃關(guān)關(guān)關(guān)關(guān)關(guān)***關(guān)*關(guān)關(guān)關(guān)*關(guān)吳關(guān)**差關(guān)*關(guān)關(guān)*關(guān)*關(guān)****關(guān)關(guān)關(guān)*美關(guān)關(guān)*關(guān)*)small_corner_strategy:OPTIONALBOOLEAN;END_ENTITY;(*WireEDMtechnologymachinefunctions*)lower_nozzle:BO0LEAN;upper_nozzle:BOOLEAN;otherfunctions:SET[0:?]OFpropertyparameter;END_ENTITY;END_SCHEMA;(*wire_edm_schema*)GB/T19903.13—2019/ISO14649-13:2013(資料性附錄)本附錄中的圖片展示了不同數(shù)據(jù)元素的圖形化表示： ——圖B.3電火花線切割加工策略和電火花線切割特征參考；——圖B.4電火花線切割機(jī)床功能和一般路徑結(jié)構(gòu)；——圖B.6電火花線切割工藝和一般路徑型腔；——圖B.7更詳細(xì)的策略；——圖B.8開(kāi)口型腔的定義以及張力的定義；——圖B.9封閉型腔定義。該附錄中的圖僅是告知性的，圖中實(shí)體的詳細(xì)說(shuō)明見(jiàn)第4章中對(duì)應(yīng)的文字定義。machiningschemamachiningmachiningschemamachiningtoolmachiningschemamaterialmachiningschemalengthmeasurewiretoolmachiningschemaspeedmeasuremachiotherparameterS[0:?]itswirematerialitsdiameterits_speeditstensionGB/T19903.13—2019/ISO14649-13:2013machiningschemamachiningoerationwire_edm_machining_operationthread_pointcut_end_pointmachiningschemalengthmeasure5,5,(ABS)wire_edm_approach_retract_strategy5,5,(ABS)wireedm_approach_retract_strategymachiningschemacartesian_pointmachiningschemacartesian_point20machining_schemamachiningstrategy(ABS)wire_edm_machining_strategybackmotioncut_throughmachining_schemamachining_feature6.9(ABS)general_path_pocketslug_reinoval21GB/T19903.13—2019((ABS)wire_edm_machining_strategycut_throughbackmotionremoval圖B.3(續(xù))22GB/T19903.13—2019/ISO14649-13:2013machiningschemamachiningschemamachiningfunctionscoolantCoolant_pressurewireedmmachiningfunctionslowernozzleuppernozzleother_functionsS[0:?]machiningmachining_schemamachining_featuregeneral_path5,1general_single_path5,1general_twin_path23GB/T19903.13—2019/ISO14649-13:2013general_single_pathfeature_principal_boundaryslopetransition_typesmachining_schema.bounded_curvemachiningschema.planeanglemeasuremachiningschemaboundedcurvemachiningschemaboundedcurvegeneral_tein_pathmachiningschema.boundedcurvefeaturemachiningschema.boundedcurve6,4,wireedmtechnology(ABSIwrie_edm_approachretract_strategytechnology_switch_pointa.cartesianpointalongpathstrategy7.7,linear7.8,arc_strategyilts_technologystrategy24GB/T19903.13—2019/ISO14649-13:2013machiningschematechnologyBoosmallcorner_strategyother_generator_parametersother_generator_parametersS[0:?]4,1,general_pathits_bossS[0:?]9.10,generapathmachiningschematoolpathlistradiusarc_strategypositive_length_measureGB/T19903.13—2019/ISO14649-13:20134.1,4.1,general_path4,1,general_pathReal4,1.general_pathGB/T19903.13—2019/ISO14649-13:2013(資料性附錄)圖C.1展示了一個(gè)簡(jiǎn)單的電火花線切割示例。ISO-10303-21;FILEDESCRIPTION(/*DESCRIPTION*/('THISFILECONTAINSTHESTEP-NCFILEOFAWIRE-EDMMANUFACTURING′),/*IMPLEMENTATION_LEVEL*/'2;1′);FILENAME(/*NAME*/'WIRE_EDM_EXAMPLE',/*TIME_STAMP*/'2003-02-28T14:17:26+01:00',/*AUTHOR*/('GABORERDOS′),/*ORGANIZATION*/('EPFL-ICAP-LICP,LAUSANNESWITZERLAND′),#10=ARC_STRATEGY($,$,1.);#11=SLUG_REMOVAL();#12=CUT_THROUGH();GB/T19903.13—2019/ISO14649-13:2013#13=CIRCLE('CIRCLE_009',#14=CIRCLE('CIRCLE_010',#15=CIRCLE('CIRCLE_011',#16=CIRCLE('CIRCLE_012',#17=TRIMMED_CURVE('TRIMMED_CURVE_009',#13,(#55),(#56),.T.,$);#18=TRIMMED_CURVE('TRIMMED_CURVE_010',#14,(#60),(#61),.T.,$);#19=TRIMMED_CURVE('TRIMMED_CURVE_011',#15.(#65),(#66),.T.,$);#20=TRIMMED_CURVE('TRIMMED_CURVE_012′,#16,(#70),(#71),#21=POLYLINE('PLINE_009',(#52#22=POLYLINE('PLINE_010',(#57#23=POLYLINE('PLINE_011',(#62#24=POLYLINE('PLINE_012',(#67,#25=COMPOSITE_CURVE_SEGMENT($,.#26=COMPOSITE_CURVE_SEGMENT($,.#27=COMPOSITE_CURVE_SEGMENT($,.#28=COMPOSITE_CURVE_SEGMENT($,.#29=COMPOSITE_CURVE_SEGMENT($,.#30=COMPOSITE_CURVE_SEGMENT($,.#31=COMPOSITE_CURVE_SEGMENT($,.#32=COMPOSITE_CURVE_SEGMENT($,.#33=PROJECT('WIRE_EDM_EXAMPLE',#39井35,0.005,$,$,#38,$);#36=MATERIAL('ST234#38=BLOCK('BLOCK_001',=82,40.,30..70.);井39=WORKPLAN('WP',(#40,#41,#42,=43,#44),#115,#117);#41=MACHINING_WORKINGSTEP('ws_02',$,#89,#92);#42=MACHINING_WORKINGSTEP('WS_03',$,#89,#93);#43=MACHINING_WORKINGSTEP('ws_04',$,#89,#94);#44=MACHINING_WORKINGSTEP('WS_05',$,#89,#95);#45=TOLERANCED_LENGTH_MEASURE(30.,$,0..0.);#46=TOLERANCED_LENGTH_MEASURE(1.,$.0.,0.);#47=CARTESIAN_POINT('FEATORIGIN',(20.,10.,30.));#48=CARTESIAN_POINT('WORKPIECE_BBBOX_LOCATION′,(-10.,-1#49=CARTESIAN_POINT('CUT_START_PT',(10.,0#50=CARTESIAN_POINT('THREAD_PT',(10..10#51=CARTESIAN_POINT('CUT_END_PT',(9..0#52=CARTESIAN_POINT('CARTESIAN_POINT_001_0F_PLINE_009',(1..20.#53=CARTESIAN_POINT('CARTESIAN_POINT_002_0F_PLINE_009',(19.,20.#54=CARTESIAN_POINT('CENTRE_POINT_OF_CIRCLE_009',(19..1#55=CARTESIAN_POINT('START_POINT_OF_TRIMMEDCURVE_009'.(19.,2028GB/T19903.13—2019/ISO14649-13:2013#56=CARTESIAN_POINT('END_POINT_OF_TRIMMEDCURVE_009',(20.,19.,0.));#57=CARTESIAN_POINT('CARTESIAN_POINT_001_0F_PLINE_010′,(20.,19.#58=CARTESIAN_POINT('CARTESIAN_POINT_002_0F_PLINE_010',(20.,1.#59=CARTESIAN_POINT('CENTRE_POINT_OF_CIRCLE_010',(19.,#60=CARTESIAN_POINT('START_POINT_OF_TRIMMEDCURVE_010′,(20.,1..0.));#61=CARTESIAN_POINT('END_POINT_OF_TRIMMEDCURVE_010',(19.,0.,0.));#62=CARTESIAN_POINT('CARTESIAN_POINT_001_0F_PLINE_011',(19..0.#63=CARTESIAN_POINT('CARTESIAN_POINT_002_0F_PLINE_011',(1..0.#64=CARTESIAN_POINT('CENTRE_POINT_OF_CIRCLE_011',(1..#65=CARTESIAN_POINT('START_POINT_OF_TRIMMEDCURVE_011',(1..0..0.));#66=CARTESIAN_POINT('END_POINT_OF_TRIMMEDCURVE_011',(0.,1..0.));#67=CARTESIAN_POINT('CARTESIAN_POINT_001_0F_PLINE_012',(0.,1.#68=CARTESIAN_POINT('CARTESIAN_POINT_002_0F_PLINE_012',(0.,19.#69=CARTESIAN_POINT('CENTRE_POINT_OF_CIRCLE_012',(1.,1#70=CARTESIAN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