ANSA二次开发创建螺栓和Box(代码篇)

p, li { white-space: pre-wrap; } # 提示用户选择一个点node = base.PickEntities(constants.LSDYNA, 'NODE')
if not node:print("未选择点，操作取消")return
node = node[0]  # 获取选择的节点对象
    # 获取节点1坐标fields = ('NID','X', 'Y', 'Z')coord_dict = base.GetEntityCardValues(constants.LSDYNA, node, fields)N1 = coord_dict['NID']x = coord_dict['X']y = coord_dict['Y']z = coord_dict['Z']print(f"选择点坐标: ({N1},{x:.3f}, {y:.3f}, {z:.3f})")    #创建梁单元pid=[]pids=base.CollectEntities(constants.LSDYNA,None,'__PROPERTIES__')for pi in pids:pi_id=base.GetEntityCardValues(constants.LSDYNA,pi,("PID",))["PID"]pid.append(pi_id)pid=max(pid)+1val2={'PID':pid,"ELFORM":'9 S-W','CST':'1 tubul.','TS1':1,'TS2':1}base.CreateEntity(constants.LSDYNA,'SECTION_BEAM_ELFORM_9',val2)val1={'PID':pid,"N1":N1,"N2":N2,'x1':1}base.CreateEntity(constants.LSDYNA,'ELEMENT_BEAM_ELFORM_9',val1)

p, li { white-space: pre-wrap; } # 定义立方体尺寸 (1mm边长)cube_size = 1.0  # mmhalf_size = cube_size / 2.0
    # 计算立方体对角点坐标min_point = (x1 - half_size, y1 - half_size, z1 - half_size)max_point = (x1 + half_size, y1 + half_size, z1 + half_size)
    # 创建BOX几何体box_props = {'XMN': x1 - half_size, 'XMX': x1 + half_size, 'YMN': y1 - half_size,'YMX': y1 + half_size,'ZMN': z1 - half_size,'ZMX': z1 + half_size }box = base.CreateEntity(constants.LSDYNA, 'DEFINE_BOX_GENERAL', box_props)
print(f"成功创建边长为{cube_size}mm的立方体 (ID={box._id})")#创建一个sets_id=[]SETS=base.CollectEntities(constants.LSDYNA,None,'SET')
SID=SETS[-1]._id+1print(SID)SET=base.CreateEntity(constants.LSDYNA,'SET',{'SID':SID})base.AddToSet(SET,box)#创建rigidbase.CreateEntity(constants.LSDYNA,'CONSTRAINED_NODAL_RIGID_BODY',{'NSID':SID})return 0