16.3 驾驶室弹簧与避震器
(1)弹簧。
•击Build > Force > Spring > New命令,弹出创建部件对话框,如图16-9所示;
•Spring Name(减震器名称):r_spring ;

图16-9 spring弹簧创建对话框
•I Part:._my_cab_zhudong.gel_r_damper_up;
•J Part:._my_cab_zhudong.gel_r_damper_down;
•I Coordinate Reference(参考坐标):._my_cab_zhudong.ground.hpl_r_damper_up;
•J Coordinate Reference(参考坐标):._my_cab_zhudong.ground.hpl_r_damper_down;
•Installed Length(安装长度):单击DM(iCoord,jCoord)自动计算弹簧的安装长度并填入到方框中,此模型的安装长度为305;
•Property File(属性文件):mdids://acar_shared/springs.tbl/mdi_0001.spr,弹簧刚度曲线如图16-10所示;

图16-10 spring弹簧刚度曲线
•Spring Diameter(弹簧直径):拖动滑块选择30 mm;
•Spring of Coils(弹簧圈数):拖动滑块选择11;
•单击Apply,完成弹簧._my_cab_zhudong.nsl_r_spring的创建;
•Spring Name(减震器名称):f_spring ;
•I Part:._my_cab_zhudong.gel_f_damper_up;
•J Part:._my_cab_zhudong.gel_f_damper_down;
•I Coordinate Reference(参考坐标):._my_cab_zhudong.ground.hpl_f_damper_up;
•J Coordinate Reference(参考坐标):._my_cab_zhudong.ground.hpl_f_damper_down;
•Installed Length(安装长度):单击DM(iCoord,jCoord)自动计算弹簧的安装长度并填入到方框中,此模型的安装长度为310;
•Property File(属性文件):mdids://acar_shared/springs.tbl/mdi_0001.spr;
•Spring Diameter(弹簧直径):拖动滑块选择26 mm;
•Spring of Coils(弹簧圈数):拖动滑块选择8;
•单击OK,完成弹簧my_cab_zhudong.nsl_f_spring的创建。(https://www.daowen.com)
(2)避震器。
•击Build > Force > Damper > New命令,弹出避震器创建对话框,如图16-11所示;

图16-11 damper避震器创建对话框
•Damper Name(减震器名称):f_damper ;
•I Part:._my_cab_zhudong.gel_f_damper_up;
•J Part:._my_cab_zhudong.gel_f_damper_down;
•I Coordinate Reference(参考坐标):._my_cab_zhudong.ground.hpl_f_damper_up;
•J Coordinate Reference(参考坐标):._my_cab_zhudong.ground.hpl_f_damper_down;
•Property File(属性文件):mdids://atruck_shared/dampers.tbl/msc_truck_cab_suspension_shock.dpr;阻尼器属性特性曲线如图16-12所示;
•Damper Diameter(避震器直径):拖动滑块选择15 mm;
•Color:maize;
•单击Apply,完成避震器._my_cab_zhudong.dal_f_damper的创建;

图16-12 damper避震器特性曲线
•Damper Name(减震器名称):r_damper ;
•I Part:._my_cab_zhudong.gel_r_damper_up;
•J Part:._my_cab_zhudong.gel_r_damper_down;
•I Coordinate Reference(参考坐标):._my_cab_zhudong.ground.hpl_r_damper_up;
•J Coordinate Reference(参考坐标):._my_cab_zhudong.ground.hpl_r_damper_down;
•Property File(属性文件):mdids://atruck_shared/dampers.tbl/msc_truck_cab_suspension_shock.dpr;
•Damper Diameter(避震器直径):拖动滑块选择15 mm;
•Color:maize;
•单击OK,完成避震器._my_cab_zhudong.dal_r_damper的创建。

