用CATIA软件画汽车线束3D教学

1、1Electrical Harness Installation电气安装电气安装Electrical HarnessAssembly电气装配电气装配Getting Started Samples简例简例2Electrical Harness Installation电气安装电气安装Electrical HarnessAssembly电气装配电气装配CATIA Training FoilsVersion 5 Release 13 20043Course PresentationObjectives of the courseIn this course you will learn how to

2、 build a harness integrated within the DMU and how to connect the bundle segments to your electrical components.下面的讲义介绍如何在电子装配中建立电气用具和如何使用线束连接它们Targeted audienceNew Electrical V5 users适用对象是CATIA V5初级学者Prerequisites Catalog Editor, CATIA V5 basics0.5 day4Table of Contents内容提要内容提要8 Introduction to Ele

3、ctrical Harness Installation介绍介绍Electrical Harness Installation workbench presentation电气安装模块菜单位置电气安装模块菜单位置8 Bundle Segment (BNS) definition线束定义线束定义Geometric Bundle几何定义几何定义Bundle Segments线束定义线束定义Split a Bundle Segment线束分段线束分段8 Links Management线束联结线束联结Link the electrical objects与电器器件的联结与电器器件的联结Links M

4、anagement联结修改联结修改8 Local Slack Management线束局部松弛度的修改线束局部松弛度的修改Adding Local Slack增加增加Removing Local Slack取消取消8 Support Management线束支撑线束支撑Routing of BNS through Supports增加增加Removal of Support from Bundle Segment取消取消8 Rectangular Sections矩形截面矩形截面Change bundle segment section改变线束截面改变线束截面8 Floating Juncti

5、on线束连接点线束连接点Define the constraints of the floating junction定义连接点定义连接点5Accessing the workbenches进入电气安装界面进入电气安装界面Allows the geometrical harnesses creation. It links bundle segments together to create this harness.产生线束定义，线束连接产生线束定义，线束连接Allows the bundle segments creation within a geometrical bundle线束的几

6、何定义线束的几何定义6User Interface用户界面用户界面Electrical Harness Assembly电气装配电气装配Electrical Harness Installation电气安装电气安装线束几何定义7Terminology术语术语Geometric Bundle线束组线束组Bundle Segment线束线束Also called segment, a geometrical subdivision of a geometrical bundle.It is the branch of harness graphical representation in the

7、digital mock-up. Electrical object federating a bundle segments group.A geometrical bundle is mandatory in order to create a bundle segment.Support电器库元件支承件电器库元件支承件An Electrical catalog item that is utilized when routing geometrical bundles.It controls the entry and exit of the bundle segment as it i

8、s routed through the DMU. Floating Junction线束连接点线束连接点A junction that automatically finds a natural position. Alternative Bundle Segment Section线束截面线束截面The sections of a bundle segment need not be circular, they can follow the profile of another sketch.8Define a geometric bundle定义线束组定义线束组9Define a po

9、int生成点生成点Select the “Bundle Segment” function1The new point is added to the BNSSelect the point function and give the coordinates2选择图标生成点的图标10Define a Line生成线生成线Select the “Bundle Segment” function1The new line is added to the BNSSelect the line function give it the coordinates2选择图标生成线的图标11Define a

10、plane生成平面生成平面Select the “Bundle Segment” function1The plane is added to the bundle segmentSelect the “Plane” function and define its coordinates2选择图标生成平面的图标12Define a bundle segment定义单个线束定义单个线束The BNS is updatedSelect the “Bundle Segment Definition” function and define it2Select the “Bundle Segment”

11、 function1选择图标生成线束的图标13Define a bundle segment定义线束段定义线束段123截面和松弛度设置线束控制点生成样条线14Define a bundle segment : following a surface (1/2)线束附着面线束附着面123Select 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 correspondingIf

12、 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.选曲面线束两端点在此曲面上改方向连接两个不同面上的线束15Define a bundle segment : following a surface (2/2)线束附着面线束附着面The external references to the points the BNS is using are created automatically.The su

13、rface the 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.相关设置自动生成相关参考点和曲面16Sp

14、lit a bundle segment (1/2)分割线束分割线束Create a new point on the Bundle Segment spline (“on curve”)2Select the “Bundle Segment” function1Isolate point3选图标生成点隔离点17Split a bundle segment (2/2)The BNS is split.5Exit the Bundle Segment command4Add point to the BNS route definition6Split the bundle segment加入点

15、退出分割线束分割完毕18Links Management线束连接线束连接Objective : You are going to learn how to connect two bundle segments together or to an electrical component Link the electrical objects线束和电器连接 Links management连接管理19Between two bundle segments两线束之间连接两线束之间连接Create two bundle segments1Select the “Link” function and

16、 both BNS, close to the extremity to link2The GBN is updated生成两线束选择图标和两线束连接20Between a bundle segment and an electrical component线束和电器连接线束和电器连接Create an equipment and a BNS within a GBN12Select the function “Link”, the BNS and a connectorThe BNS got himself connected to the connector automatically产生

17、设备和线束选择LINK图标线束和电器自动连接21Links Visualization连接图示连接图示Select the “Related Objects” function“相关目标”图标22Unlink two electrical objects切断连接切断连接Select the funtion “Unlink”12The connection is lost but the geometry remains.切断图标连接去掉，线束还在23Local Slack Management松弛度松弛度Objective : You are going to learn how to add

18、 or remove Slack locally along the bundle segmentAdd Local Slack增加Remove Local Slack去掉24Add Local Slack to a bundle segmentSelect the “Add local slack to a bundle segment portion1Select the bundle segment next to the point where the additional slack is to start. Click on “Add slack” , key Slack Defi

19、nition value.2Slack is added to the bundle segment after the point.图标在线束上欲增加松弛度附近选点输入松弛度松弛加在选点之后的线束25Removing Local Slack from a bundle segment去掉松弛去掉松弛Select the “Add local slack to a bundle segment portion1Select the bundle segment to display the Local Slack Management Panel. Click on “Ignore Slack

20、” 2Slack is Ignored and the bundle is modified 同样图标不同选项取消松弛26Support Management增加线束支撑增加线束支撑Objective : You are going to learn how to add a Support to a bundle segment and also how to remove a Support from a bundle segmentAdd Support增加Remove Support去掉27Add a support to a bundle segmentCreate a bundle

21、 segment routed through 3 supports. Add an additional support.1Select the “Add Support to bundle segment” and select the bundle segment followed by the Support2The bundle is routed Through the support三支撑模型，支撑必须用Electrical Part Design中Support 命令定义选图标和第四支撑增加完毕28Remove a support去掉支撑去掉支撑1Select the “Rem

22、ove Support from bundle segment” and select the bundle segment2The Support is removed and the bundle route is modified图标29Section Management线束截面线束截面Objective : You are going to learn how to change the section of a bundle segment from circular to rectangular.Change Section更换截面30Replacing a circular s

23、ection with a rectangular sectionCreate 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产生一个线束增加截面草图更换截面31Floating Junction线束连接点线束连接点Objective : You are going to learn how t

24、o manage a floating bundle segment junction Manage bundle segment Junction positioning修改连接点位置32Floating Junction ManagementDefine the constraint geometry for the floating junction1Create the bundle segments 2Move the Junction 增加分支点去掉分支点33Electrical Harness Flatterning线束展平线束展平Electrical Harness Flattening offers the following main functions:it flattens bundle segments or electrical and geometrical bundles展平线束 it straightens bundle segments 拉直线束it rotates whole bundle segments or bend them at a defined point 旋转和弯曲线束it rolls bundle segm