用CATIA軟件畫汽車線束D教學(xué)PPT學(xué)習(xí)教案

1、會(huì)計(jì)學(xué)1用用CATIA軟件畫汽車線束軟件畫汽車線束D教學(xué)教學(xué)Copyright DASSAULT SYSTEMES 20022Electrical Harness Installation電氣安裝電氣安裝Electrical HarnessAssembly電氣裝配電氣裝配CATIA Training FoilsVersion 5 Release 13 2004第1頁(yè)/共35頁(yè)Copyright DASSAULT SYSTEMES 200230.5 day第2頁(yè)/共35頁(yè)Copyright DASSAULT SYSTEMES 200244.Local Slack Management線束局部松弛

2、度的修改Adding Local Slack增加Removing Local Slack取消5.Support Management線束支撐Routing of BNS through Supports增加Removal of Support from Bundle Segment取消6.Rectangular Sections矩形截面Change bundle segment section改變線束截面7.Floating Junction線束連接點(diǎn)Define the constraints of the floating junction定義連接點(diǎn)第3頁(yè)/共35頁(yè)Copyright DA

3、SSAULT SYSTEMES 20025Allows the geometrical harnesses creation. It links bundle segments together to create this harness.產(chǎn)生線束定義，線束連接產(chǎn)生線束定義，線束連接Allows the bundle segments creation within a geometrical bundle線束的幾何定義線束的幾何定義第4頁(yè)/共35頁(yè)Copyright DASSAULT SYSTEMES 20026Electrical Harness Assembly電氣裝配電氣裝配Elec

4、trical Harness Installation電氣安裝電氣安裝線束幾何定義第5頁(yè)/共35頁(yè)Copyright DASSAULT SYSTEMES 20027Geometric Bundle線束組線束組Bundle Segment線束線束Also called segment, a geometrical subdivision of a geometrical bundle.It is the branch of harness graphical representation in the digital mock-up. Electrical object federating a

5、 bundle segments group.A geometrical bundle is mandatory in order to create a bundle segment.Support電器庫(kù)元件支承件電器庫(kù)元件支承件An Electrical catalog item that is utilized when routing geometrical bundles.It controls the entry and exit of the bundle segment as it is routed through the DMU. Floating Junction線束連接

6、線束連接點(diǎn)點(diǎn)A junction that automatically finds a natural position. Alternative Bundle Segment Section線束截線束截面面The sections of a bundle segment need not be circular, they can follow the profile of another sketch.第6頁(yè)/共35頁(yè)Copyright DASSAULT SYSTEMES 20028第7頁(yè)/共35頁(yè)Copyright DASSAULT SYSTEMES 20029Select the “B

7、undle Segment” function1The new point is added to the BNSSelect the point function and give the coordinates2選擇圖標(biāo)生成點(diǎn)的圖標(biāo)第8頁(yè)/共35頁(yè)Copyright DASSAULT SYSTEMES 200210Select the “Bundle Segment” function1The new line is added to the BNSSelect the line function give it the coordinates2選擇圖標(biāo)生成線的圖標(biāo)第9頁(yè)/共35頁(yè)Copy

8、right DASSAULT SYSTEMES 200211Select the “Bundle Segment” function1The plane is added to the bundle segmentSelect the “Plane” function and define its coordinates2選擇圖標(biāo)生成平面的圖標(biāo)第10頁(yè)/共35頁(yè)Copyright DASSAULT SYSTEMES 200212The BNS is updatedSelect the “Bundle Segment Definition” function and define it2Sele

9、ct the “Bundle Segment” function1選擇圖標(biāo)生成線束的圖標(biāo)第11頁(yè)/共35頁(yè)Copyright DASSAULT SYSTEMES 200213123截面和松弛度設(shè)置線束控制點(diǎn)生成樣條線第12頁(yè)/共35頁(yè)Copyright DASSAULT SYSTEMES 200214123Select the points the BNS has to go through and the surface.You may have to invert the BNS orientation in case the surface orientation is not corr

10、espondingIf two BNS are on two distinct surfaces, you have to connect them with a third BNS not lying on any surface or create a join.選曲面線束兩端點(diǎn)在此曲面上改方向連接兩個(gè)不同面上的線束第13頁(yè)/共35頁(yè)Copyright DASSAULT SYSTEMES 200215The external references to the points the BNS is using are created automatically.The surface the

11、 BNS is lying on is represented by an external reference as well.Tools / Options / Mechanical Design / Part Design / General / External References : Keep Link with Selected Object.Activate this option or you will loose the links to the objects that belong to other parts.相關(guān)設(shè)置自動(dòng)生成相關(guān)參考點(diǎn)和曲面第14頁(yè)/共35頁(yè)Copy

12、right DASSAULT SYSTEMES 200216Create a new point on the Bundle Segment spline (“on curve”)2Select the “Bundle Segment” function1Isolate point3選圖標(biāo)生成點(diǎn)隔離點(diǎn)第15頁(yè)/共35頁(yè)Copyright DASSAULT SYSTEMES 200217The BNS is split.5Exit the Bundle Segment command4Add point to the BNS route definition6Split the bundle s

13、egment加入點(diǎn)退出分割線束分割完畢第16頁(yè)/共35頁(yè)Copyright DASSAULT SYSTEMES 200218第17頁(yè)/共35頁(yè)Copyright DASSAULT SYSTEMES 200219Create two bundle segments1Select the “Link” function and both BNS, close to the extremity to link2The GBN is updated生成兩線束選擇圖標(biāo)和兩線束連接第18頁(yè)/共35頁(yè)Copyright DASSAULT SYSTEMES 200220Create an equipment

14、and a BNS within a GBN12Select the function “Link”, the BNS and a connectorThe BNS got himself connected to the connector automatically產(chǎn)生設(shè)備和線束選擇LINK圖標(biāo)線束和電器自動(dòng)連接第19頁(yè)/共35頁(yè)Copyright DASSAULT SYSTEMES 200221Select the “Related Objects” function“相關(guān)目標(biāo)”圖標(biāo)第20頁(yè)/共35頁(yè)Copyright DASSAULT SYSTEMES 200222Select the

15、 funtion “Unlink”12The connection is lost but the geometry remains.切斷圖標(biāo)連接去掉，線束還在第21頁(yè)/共35頁(yè)Copyright DASSAULT SYSTEMES 200223第22頁(yè)/共35頁(yè)Copyright DASSAULT SYSTEMES 200224Select the “Add local slack to a bundle segment portion1Select the bundle segment next to the point where the additional slack is to s

16、tart. Click on “Add slack” , key Slack Definition value.2Slack is added to the bundle segment after the point.圖標(biāo)在線束上欲增加松弛度附近選點(diǎn)輸入松弛度松弛加在選點(diǎn)之后的線束第23頁(yè)/共35頁(yè)Copyright DASSAULT SYSTEMES 200225Select the “Add local slack to a bundle segment portion1Select the bundle segment to display the Local Slack Manage

17、ment Panel. Click on “Ignore Slack” 2Slack is Ignored and the bundle is modified 同樣圖標(biāo)不同選項(xiàng)取消松弛第24頁(yè)/共35頁(yè)Copyright DASSAULT SYSTEMES 200226第25頁(yè)/共35頁(yè)Copyright DASSAULT SYSTEMES 200227Create a bundle segment routed through 3 supports. Add an additional support.1Select the “Add Support to bundle segment”

18、and select the bundle segment followed by the Support2The bundle is routed Through the support三支撐模型，支撐必須用Electrical Part Design中Support 命令定義選圖標(biāo)和第四支撐增加完畢第26頁(yè)/共35頁(yè)Copyright DASSAULT SYSTEMES 2002281Select the “Remove Support from bundle segment” and select the bundle segment2The Support is removed and

19、 the bundle route is modified圖標(biāo)第27頁(yè)/共35頁(yè)Copyright DASSAULT SYSTEMES 200229第28頁(yè)/共35頁(yè)Copyright DASSAULT SYSTEMES 200230Create a bundle segment1Sketch new rectangular profile on the same plane as the current bundle segment profile2Activate the “Rib Definition” panel and select the rectangular profile3產(chǎn)

20、生一個(gè)線束增加截面草圖更換截面第29頁(yè)/共35頁(yè)Copyright DASSAULT SYSTEMES 200231第30頁(yè)/共35頁(yè)Copyright DASSAULT SYSTEMES 200232Define the constraint geometry for the floating junction1Create the bundle segments 2Move the Junction 增加分支點(diǎn)去掉分支點(diǎn)第31頁(yè)/共35頁(yè)Copyright DASSAULT SYSTEMES 200233Electrical Harness Flattening offers the fo

21、llowing main functions:it flattens bundle segments or electrical and geometrical bundles展平線束 it straightens bundle segments 拉直線束it rotates whole bundle segments or bend them at a defined point 旋轉(zhuǎn)和彎曲線束it rolls bundle segments 卷線束it scales bundle segments by introducing fake lengths 線束變比例it can be updated at any time