有限元分析文档格式.docx

有限元分析文档格式.docx

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≥23（60<

a≤100mm）

≥22（100<

a≤150mm）

≥21（a>

150mm）

其中a为钢材厚度或直径

施加在凹板上的压力

P压力=（600×

1000×

9.8）/（330×

30×

3.14）=20.9N/mm²

取P压力=21N/mm²

二、整个模型过程的命令流

FINISH

/CLEAR!

清理内存准备分析

/FILNAM,yaBan

/TITLE,yabanModeling

/PREP7

Block,-800,800,-800,800,0,200!

创建正方体1

Block,-780,780,-780,780,50,200!

创建正方体2

VSBV,1,2,,,DELETE!

体相减生成体3

LOCAL,11,0,,,,15

LOCAL,12,0,,,,-15

LOCAL,13,0,,,,75

LOCAL,14,0,,,,-75

LOCAL,15,0,,,,45

LOCAL,16,0,,,,-45

WPCSYS,,11

BLOCK,-825,825,-15,15,30,200

BLOCK,-180,-500,-15,15,30,300

BLOCK,180,500,-15,15,30,300

CSYS,11

K,1001,-500,15,300

K,1002,-500,-15,300

K,1003,-500,15,200

K,1004,-500,-15,200

K,1005,-825,15,200

K,1006,-825,-15,200

V,1003,1004,1002,1001,1005,1006,1006,1005

K,2001,500,15,300

K,2002,500,-15,300

K,2003,500,15,200

K,2004,500,-15,200

K,2005,825,15,200

K,2006,825,-15,200

V,2003,2004,2002,2001,2005,2006,2006,2005

WPCSYS,,12

CSYS,12

K,3001,-500,15,300

K,3002,-500,-15,300

K,3003,-500,15,200

K,3004,-500,-15,200

K,3005,-825,15,200

K,3006,-825,-15,200

V,3003,3004,3002,3001,3005,3006,3006,3005

K,4001,500,15,300

K,4002,500,-15,300

K,4003,500,15,200

K,4004,500,-15,200

K,4005,825,15,200

K,4006,825,-15,200

V,4003,4004,4002,4001,4005,4006,4006,4005

WPCSYS,,13

CSYS,13

K,5001,-500,15,300

K,5002,-500,-15,300

K,5003,-500,15,200

K,5004,-500,-15,200

K,5005,-825,15,200

K,5006,-825,-15,200

V,5003,5004,5002,5001,5005,5006,5006,5005

K,6001,500,15,300

K,6002,500,-15,300

K,6003,500,15,200

K,6004,500,-15,200

K,6005,825,15,200

K,6006,825,-15,200

V,6003,6004,6002,6001,6005,6006,6006,6005

WPCSYS,,14

CSYS,14

K,7001,-500,15,300

K,7002,-500,-15,300

K,7003,-500,15,200

K,7004,-500,-15,200

K,7005,-825,15,200

K,7006,-825,-15,200

V,7003,7004,7002,7001,7005,7006,7006,7005

K,8001,500,15,300

K,8002,500,-15,300

K,8003,500,15,200

K,8004,500,-15,200

K,8005,825,15,200

K,8006,825,-15,200

V,8003,8004,8002,8001,8005,8006,8006,8005

WPCSYS,,15

BLOCK,-1115,1115,-15,15,30,200

CSYS,15

K,9001,-500,15,300

K,9002,-500,-15,300

K,9003,-500,15,200

K,9004,-500,-15,200

K,9005,-1115,15,200

K,9006,-1115,-15,200

V,9003,9004,9002,9001,9005,9006,9006,9005

K,10001,500,15,300

K,10002,500,-15,300

K,10003,500,15,200

K,10004,500,-15,200

K,10005,1115,15,200

K,10006,1115,-15,200

V,10003,10004,10002,10001,10005,10006,10006,10005

WPCSYS,,16

BLOCK,-1115,1115,-15,15,30,200

CSYS,16

K,11001,-500,15,300

K,11002,-500,-15,300

K,11003,-500,15,200

K,11004,-500,-15,200

K,11005,-1115,15,200

K,11006,-1115,-15,200

V,11003,11004,11002,11001,11005,11006,11006,11005

K,12001,500,15,300

K,12002,500,-15,300

K,12003,500,15,200

K,12004,500,-15,200

K,12005,1115,15,200

K,12006,1115,-15,200

V,12003,12004,12002,12001,12005,12006,12006,12005

CYLIND,,200,30,300

VADD,ALL

ET,1,SOLID45!

单元类型1：

实体单元

MP,EX,1,2E11!

设置Q235材料杨氏弹性模量2e11

MP,NUXY,1,0.3!

设置Q235材料泊松比0.3

MP,DENS,1,7800!

设置Q235材料密度7850kg/m³

SMRTSIZE,6!

自由化分精度位8级

MSHAPE,1,3D!

对模型进行四面体网格划分

MSHKEY,0!

对模型采用自由网格

VMESH,ALL!

对所有划分网格

/SOLU!

计算

DA,384,ALL!

选中所有面施加对称边界条件

DA,385,ALL

DA,386,ALL

DA,387,ALL

DA,1,ALL

SFA,388,1,PRES,21!

在面388.1施加压力21

SOLVE

3、使用ANSYS14.5对压板强度分析整个过程的相关截图

1、MainMenu→GeneralPostproc→PlotResults→contourPlot→NodalSolu→DOFSolution→X-componentofDisplacement

X方向位移图

2、MainMenu→GeneralPostproc→PlotResults→contourPlot→NodalSolu→DOFSolution→Y-componentofDisplacement

Y方向位移图

3、MainMenu→GeneralPostproc→PlotResults→contourPlot→NodalSolu→DOFSolution→Z-componentofDisplacement

Z方向位移图

4、MainMenu→GeneralPostproc→PlotResults→contourPlot→NodalSolu→DOFSolution→DisplacementVectorsum

总位移图

5、MainMenu→GeneralPostproc→PlotResults→contourPlot→NodalSolu→NodalSolution→Stress→vonMisesstress

应力云图

6、MainMenu→GeneralPostproc→PlotResults→contourPlot→NodalSolu→ElementSolution→Stress→vonMisesstress

单元等效应力图