【ABAQUS插件练手】梁结构生成插件QGToolBox

实现功能：

• 基于nodes、 rods的table,完成桁架结构的几何建模。

GUI界面：

RSG Builder 设计：

kernel python 代码:

# -*- coding: mbcs -*-
# Do not delete the following import lines
# version 1.0
from abaqus import *
from symbolicConstants import *
from abaqusConstants import *
import __main__

def BeamBuilder(BeamBuilderEnable,ModelName,PartName,MergeType,Meshable,Points,Rods):
    # create a model
    mdb.Model(name=ModelName,modelType=STANDARD_EXPLICIT)
    mymodel=mdb.models[ModelName]
    # create a blank part
    p=BlankPart(mymodel,PartName)

    meshable=SymbolicConstant(name=Meshable.upper())
    mergetype=SymbolicConstant(name=MergeType.upper())
    
    nodes=Points
    beams=Rods
    print('point numbers='+str(len(nodes)))
    print('rods numbers='+str(len(beams)))
    
    nodesDict={}
    for i in range(len(nodes)):
        node_index=nodes[i]
        nodesDict[node_index[0]]=node_index[1:4]
    lines=[]
    for i in range(len(beams)):
        line_index=beams[i]
        line=(nodesDict[line_index[1]],nodesDict[line_index[2]])
        lines.append(line)
    
    p.WirePolyLine(points=tuple(lines), mergeType=mergetype, meshable=meshable)
    
# create a balnk part object
def BlankPart(Model,PartName): 
    # return sketch
    s = Model.ConstrainedSketch(name='__profile__', sheetSize=200.0)
    # view setting
    s.setPrimaryObject(option=STANDALONE)
    s.ArcByStartEndTangent(point1=(-36.25, 13.75), point2=(-17.5, 7.5), vector=(1.0, 0.0))
    # create a part according to the sketch
    p = Model.Part(name=PartName, dimensionality=THREE_D, type=DEFORMABLE_BODY)
    p = Model.parts[PartName]
    p.BaseWire(sketch=s)
    s.unsetPrimaryObject()
    del Model.sketches['__profile__']
    temp=p.features.keys()
    del p.features[temp[0]]
    return p


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