切换到网格划分Mesh界面,设置网格全局尺寸为2 mm,网格划分完成后如图1-8所示,共包含5 488个六面体单元,经检查,网格全部符合要求。图1-8板簧网格划分——六面体切换到Load界面,在Step-1分析步下约束RP-1、RP-2两个参考点完全固定。图1-11板簧一阶模态图1-12板簧二阶模态图1-13板簧三阶模态图1-14板簧四阶模态......
2025-09-30
•单击Tools > Select Mode > Switch To A/Car Template Biulder命令,切换到ADAMS/CAR专家界面;
•单击Build > Part > Mount > New命令;
•Mount name(安装件名称):leafspring_to_body;
•Coordinate Reference(参考坐标):._my_leaf_4.ground.cfs_axle_center;
•安装件此特征选择inherit(继承特性);
•单击OK,完成._my_leaf_4.mts_leafspring_to_body安装部件的创建。
(1)部件nrl_1_beam1与安装件leafspring_to_body之间revolute约束。
•单击Build > Attachments > Joint > New命令,弹出创约束件对话框,如图3-14所示;
•Joint Name(约束副名称):p1;
•I Part:._my_leaf_4.nrl_1_beam1;
•J Part:._my_leaf_4.mts_leafspring_to_body;
•Joint Type:revolute;
•Active(激活):kinematic mode(运动学模式);
•Location Dependency:Delta location from coordinate;

图3-14 刚性约束对话框—revolute
•Coordinate Reference(参考坐标):._my_leaf_4.ground.hpl_p1;
•Location:0,0,0;
•Location in:local;
•Orientation Dependency:Delta orientation from coordinate;
•Construction Frame:._my_leaf_4.ground.cfl_p1;
•单击Apply,完成约束副._my_leaf_4.jklrev_p1的创建。
(2)部件nrl_15_beam1与安装件leafspring_to_body 之间revolute约束。
•Joint Name(约束副名称):p15;
•I Part:._my_leaf_4.nrl_15_beam1;
•J Part:._my_leaf_4.gel_shackle;
•Joint Type:revolute;
•Active(激活):kinematic mode(运动学模式);
•Location Dependency:Delta location from coordinate;
•Coordinate Reference(参考坐标):._my_leaf_4.ground.hpl_p15;
•Location:0,0,0;
•Location in:local;
•Orientation Dependency:Delta orientation from coordinate;
•Construction Frame:._my_leaf_4.ground.cfl_p15;
•单击Apply,完成约束副._my_leaf_4.jklrev_p15的创建。
(3)部件shackle与安装件leafspring_to_body之间revolute约束。
•Joint Name(约束副名称):p16;
•I Part:._my_leaf_4.gel_shackle;
•J Part:._my_leaf_4.mts_leafspring_to_body;
•Joint Type:revolute;
•Active(激活):kinematic mode(运动学模式);
•Location Dependency:Delta location from coordinate;
•Coordinate Reference(参考坐标):._my_leaf_4.ground.hpl_p16;
•Location:0,0,0;
•Location in:local;
•Orientation Dependency:Delta orientation from coordinate;
•Construction Frame:._my_leaf_4.ground.cfl_p16;
•单击Apply,完成约束副._my_leaf_4.jklrev_p16的创建。
(4)部件spindle与rear_axle之间revolute约束。
•Joint Name(约束副名称):spindle;
•I Part:._my_leaf_4.gel_spindle;
•J Part:._my_leaf_4.ges_rear_axle;
•Joint Type:revolute;
•Active(激活):always;
•Location Dependency:Delta location from coordinate;
•Coordinate Reference(参考坐标):._my_leaf_4.ground.cfl_wheel_center;
•Location:0,0,0;
•Location in:local;
•Orientation Dependency:Delta orientation from coordinate;
•Construction Frame:._my_leaf_4.ground.cfl_wheel_center;
•单击Apply,完成约束副._my_leaf_4.jolrev_spindle的创建。
(5)部件rear_axle与nrl_4_beam4之间fixed约束。
•Joint Name(约束副名称):axle;
•I Part:._my_leaf_4.ges_rear_axle;
•J Part:._my_leaf_4.nrl_4_beam4;
•Joint Type:fixed;
•Active(激活):always;
•Location Dependency:Delta location from coordinate;
•Coordinate Reference(参考坐标):._my_leaf_4.ground.hpl_c8;
•Location:0,0,0;
•Location in:local;
•单击Apply,完成约束副._my_leaf_4.jolfix_axle的创建。
(6)部件nrl_8_beam1与nrl_7_beam2之间fixed约束。
•Joint Name(约束副名称):beam1;
•I Part:._my_leaf_4.nrl_8_beam1;
•J Part:._my_leaf_4.nrl_7_beam2;
•Joint Type:fixed;
•Active(激活):always;
•Location Dependency:Delta location from coordinate;
•Coordinate Reference(参考坐标):._my_leaf_4.ground.hpl_p8;
•Location:0,0,0;
•Location in:local;
•单击Apply,完成约束副._my_leaf_4.jolfix_beam1的创建。
(7)部件nrl_6_beam3与nrl_7_beam2之间fixed约束。(https://www.chuimin.cn)
•Joint Name(约束副名称):beam2;
•I Part:._my_leaf_4.nrl_7_beam2;
•J Part:._my_leaf_4.nrl_6_beam3;
•Joint Type:fixed;
•Active(激活):always;
•Location Dependency:Delta location from coordinate;
•Coordinate Reference(参考坐标):._my_leaf_4.ground.hpl_a8;
•Location:0,0,0;
•Location in:local;
•单击Apply,完成约束副._my_leaf_4.jolfix_beam2的创建。
(8)部件nrl_6_beam3与nrl_4_beam4之间fixed约束。
•Joint Name(约束副名称):beam3;
•I Part:._my_leaf_4.nrl_6_beam3;
•J Part:._my_leaf_4.nrl_4_beam4;
•Joint Type:fixed;
•Active(激活):always;
•Location Dependency:Delta location from coordinate;
•Coordinate Reference(参考坐标):._my_leaf_4.ground.hpl_b8;
•Location:0,0,0;
•Location in:local;
•单击OK,完成约束副._my_leaf_4.jolfix_beam3的创建。
(9)部件nrl_1_beam1与leafspring_to_body之间bushing约束。
•单击Build > Attachments > Bushing > New命令,弹出创衬套件对话框;
•Bushing Name(约束副名称):p1;
•I Part:._my_leaf_4.nrl_1_beam1;
•J Part:._my_leaf_4.mts_leafspring_to_body;
•Inactive(抑制):kinematic mode(运动学模式);
•Preload:0,0,0;
•Tpreload:0,0,0;
•Offset:0,0,0;
•Roffset:0,0,0;
•Geometry Length:100;
•Geometry Radius:50;
•Property File:mdids://acar_shared/bushings.tbl/mdi_0001.bus;
•Location Dependency:Delta location from coordinate;
•Coordinate Reference(参考坐标):._my_leaf_4.ground.hpl_p1;
•Location:0,0,0;
•Location in:local;
•Orientation Dependency:Delta location from coordinate;
•Construction Frame:._my_leaf_4.ground.cfl_p1;
•Orientation:0,0,0;
•单击Apply,完成轴套._my_leaf_4.bkl_p1的创建。
(10)部件nrl_15_beam1与shackle之间bushing约束。
•Bushing Name(约束副名称):p15;
•I Part:._my_leaf_4.nrl_1_beam1;
•J Part:._my_leaf_4.gel_shackle;
•Inactive(抑制):kinematic mode(运动学模式);
•Preload:0,0,0;
•Tpreload:0,0,0;
•Offset:0,0,0;
•Roffset:0,0,0;
•Geometry Length:100;
•Geometry Radius:50;
•Property File:mdids://acar_shared/bushings.tbl/mdi_0001.bus;
•Location Dependency:Delta location from coordinate;
•Coordinate Reference(参考坐标):._my_leaf_4.ground.hpl_p15;
•Location:0,0,0;
•Location in:local;
•Orientation Dependency:Delta location from coordinate;
•Construction Frame:._my_leaf_4.ground.cfl_p15;
•Orientation:0,0,0;
•单击Apply,完成轴套._my_leaf_4.bkl_p15的创建。
(11)部件leafspring_to_body与shackle之间bushing约束。
•Bushing Name(约束副名称):p15;
•I Part:._my_leaf_4.mts_leafspring_to_body;
•J Part:._my_leaf_4.gel_shackle
•Inactive(抑制):kinematic mode(运动学模式);
•Preload:0,0,0;
•Tpreload:0,0,0;
•Offset:0,0,0;
•Roffset:0,0,0;
•Geometry Length:100;
•Geometry Radius:50;
•Property File:mdids://acar_shared/bushings.tbl/mdi_0001.bus;
•Location Dependency:Delta location from coordinate;
•Coordinate Reference(参考坐标):._my_leaf_4.ground.hpl_p16;
•Location:0,0,0;
•Location in:local;
•Orientation Dependency:Delta location from coordinate;
•Construction Frame:._my_leaf_4.ground.cfl_p16;
•Orientation:0,0,0;
•单击OK,完成轴套._my_leaf_4.bkl_p16的创建。
相关文章
切换到网格划分Mesh界面,设置网格全局尺寸为2 mm,网格划分完成后如图1-8所示,共包含5 488个六面体单元,经检查,网格全部符合要求。图1-8板簧网格划分——六面体切换到Load界面,在Step-1分析步下约束RP-1、RP-2两个参考点完全固定。图1-11板簧一阶模态图1-12板簧二阶模态图1-13板簧三阶模态图1-14板簧四阶模态......
2025-09-30
单击菜单:Leaftool >Analysis,弹出板簧分析对话框,如图2-8所示;图2-8板簧分析对话框Leafspring Model Name:LEAFSPRING_5pian;Analysis Name:LEAF_ANALYSIS,勾选Save Analysis;Steps:20;Attachment Flag:joint,通过铰接副连接;Applied Load Paraments:勾选 Vertical Fz:10 000 N;其余参数保持默认;单击Simulation,对板簧进行仿真,仿真完成后按F8进入后处理模块。至此,单个板簧模型分析完成。......
2025-09-30
单击OK,完成单个板簧模型的创建,5片簧模型如图2-5所示。簧片的材料是60Si2Mn,弹性模量为2.06×105 MPa,剪切模量为7.99×104 MPa泊松比为0.29,密度为7.74×10-9 t/mm3 ;图2-6板簧参数修改对话框E Modulus:2.06E5;G Modulus:7.99E4;单击OK,完成板簧模型的参数设置。图2-7保存板簧模型用记事本格式打开banhuang_5pian.lef文件,文件中的参数是基于LEAFTOOL的GUI操作结果,也可以直接在文件中修改相关的参数,然后保存载入软件中,其效果与在软件中修改一样。......
2025-09-30
钢板弹簧是一种比较特殊的弹簧。鉴于这些优点,商用货车、农用车辆以及一些特种车辆仍在使用板簧。板簧在研究过程中主要采用三段梁法、Beam梁法,有限元模态法。离散Beam梁法采用无质量的柔性梁把离散刚体连接起来,Beam梁参数根据钢板弹簧界面形状与材料参数得出各片簧之间的接触。离散梁法建立的钢板弹簧与实际板簧模型接近,其精度较高,计算经济性好,综合特性优良。图2-1板簧模型学习目标 板簧工具箱介绍。......
2025-09-30
板簧的初始几何轮廓是通过平展的板簧的弯曲角度或者高度完成定义。初始几何生成器根据输入的参数,会为每片板簧生成一组平展的梁单元,然后在弧高的测量点位置加上驱动,运行准静态分析后,平展的板簧可以变形为确定的孤高状态,即板簧前端与后端的完全形状,变形后板簧上表面内侧形状为初始几何轮廓。具体板簧初始几何尺寸设置如图2-2所示。图2-4板簧连接对话框......
2025-09-30
与此同时系统自动建立两个输出通信器:col[r]_toe_angle、col[r]_camber_angle。图1-21悬架参数单击Build > Construction Frame > New命令,弹出创建结构框,如图1-22所示;Construction Frame:wheel_center;Coordinate Reference:_fsae_suspension_rear_axle.ground.hpl_wheel_center;Location:0,0,0;Location in:local;Orientation Dependency:User-entered values;Variable Type:Parameter Variable;Toe Parameter Values:._fsae_suspension_rear_axle.pvl_toe_angle;Camber Parameter Values:._fsae_suspension_rear_axle.pvl_camber_angle;单击OK,完成._fsae_suspension_rear_axle.ground.cfl_wheel_center结构框的创建。......
2025-09-30
相关推荐