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1、1,车身焊装SE（同步工程） The SE of Bodywork welding,2,车身焊装SE工程介绍,车身开发具有周期长、成本高、质量控制复杂的特点。同步工程就是要缩短车身开发周期、有效控制开发成本、保证产品质量。 Bodywork empolder have the characteristic of the long cycle ,high costing and difficulty with quality control.At the same time, the role of SE is that shorten the cycle of bodywork empolde
2、r, effective control the coast of research, ensure the quality of product.,3,车身焊装SE工程介绍,车身同步工程就是要在产品开发初期，对产品白车身数模、焊点、定位，焊接可行性进行分析，确定白车身焊接构成图。 Side-by-side engineering is that though analysing the white bodywork,weldings,orientation and the feasibility of welding,ensure the white bodywork Structure l
3、ayout at the beginning of product research.,4,一、关于白车身总成研究：the research of bodywork assembly. 1、总成件结构 the structure of assembly 2、焊接工艺流程 the flow of welding technics 二、生产性分析 analyse the capability of manufacture 1、零部件上线 the perts enter product line 1.1、上件顺序 the gradation entrance 1.2、上件是否干涉 check-up
4、interference,5,1.3、零部件搬运可行性 the feasibility of parts transit 1.4、工件结构分析 the analyse of parts structure 2、工位布置：station layout 2.1、根据部件布置工位 according the parts to lay the station 2.2、分析生产线可行性 analyse feasibility of product line 2.3、分析焊装线生产效率：初步确定自制和外协 analyse efficiency of welding line, choose the typ
5、e of the parts manufacture,6,三、操作方便性分析 Analyse the opration 1、焊装条件分析 analyse the condition of welding 1.1、分析采用标准部件的焊接工艺性 Analyse technics of welding of use the normative parts 1.2、通过分析确定最佳焊点 ensure the first-rank weldings 1.3、分析焊接搭接边最佳长度 Analyse the best length of the joint line for welding 1.4、为特殊焊
6、接部位采取有效对策 Take the effective way for the especial welding position,7,1.5、对不可焊部位加以分析 analyse the position of no welding 1.6、为减少焊钳数量进行分析（实现焊钳标准化） analyse the decrease of the number of welding torch 2、分析涂胶条件 analyse the condition of gelatinize 2.1、分析需采用涂胶的部位analyse the positing of gelatinize 2.2、分析涂胶型面
7、analyse the face of gelatinize 2.3、就涂胶面形状及间隙进行分析analyse the shape and gap of gelatinize face,8,四、质量保证体系：the system of quality guarantee 1、主控点（MCP）是否合适 Is the MCP appropriate? 1.1、确定主控点，编制主控点文件 ensure the MCP and write the file 1.2、检查型面，R角是否干涉 check out the face ,ensure the interference of R angle 1.
8、3、检查工装定位孔合适与否 check out the orientation of jigs 2、分析结合面形状 analyse the shape of joint face,9,3、公差分析 analyse tolerance 3.1、分析可加工公差部位（一般公差使用除外） analyse the controllable tolerance 3.2、外观公差确定 ensure the tolerance of appearance 3.3、移动公差部件确定 ensure the parts with the mobile tolerance 3.4、移动公差范围 the bound o
9、f mobile tolerance,10,4、包边质量 the quality of crimp 4.1、分析包边零部件包边长度 analyse the length of crimp 4.2、检查拐角部位包边条件 check out the condition of crimp in the corner 4.3、分析折边部位的角度 analyse the angle of crimp position,11,五、成本分析：analyse cost 1、工时 man-haur 1.1、上料性及焊接性分析 analyse the opration and welding 1.2、尽量降低打磨
10、及保修工作量分析 decrease the workload of polish and repair 2、产品结构分析 the analyse of parts structure 2.1、产品数量最小化分析 optimize the number of product 2.2、产品回弹对夹具的影响 the infection of product re-spring to the jig,12,3、装配结构分析： analyse the assembly structure 3.1、尽量降低焊装工位数 decline the welding station 3.2、结合面的最佳条件 the
11、 first-rank condition of joint face 4、验证焊装刨面 validate the plane of welding 4.1、实现焊钳标准化 carry out the standardization of welding torch 4.2、实现焊钳数量最小化 optimize the number of welding torch 4.3、其它焊接途径 other welding ways,13,六、输入文件： input file 1、白车身数模（3D和2D） the date of white bodywork 2、 焊点数模 the date of w
12、eldings 3、白车身明细表；（也可有车身品标）the white bodywork BOM 4、主要流程图 primary layout 5、总成图 assembly layout 6、自制件外协件清单 parts BOM,14,七、要、输出文件：output file 1、白车身数模分析报告（已分总成为单位） the analytic report of white bodywork date 2、白车身焊点问题点分析报告 the analytic report of points for welding 3、焊装定位分析报告 the analytic report of jig or
13、ientation 4、确定夹具明细表 ensure BOM of jigs 5、确定白车身焊接构成图（即焊装结构树） ensure white bodywork structure layout 6、车身公差问题点说明 explain the bodywork tolerance,15,八、车身SE事例说明：bodywork SE report 1、定位孔 location hole,16,2、焊钳干涉： interference of welding torch,17,3、焊点 weldings,18,4、点焊边问题 the problem of welding face,19,5、定位问题：the problem of locating hole,20,6、公差问题 the problem of tolerance,21,7、焊装结构树 welding structure layout,22,10、MCP确定 ensure the MCP,23,24,
