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1、 2010.Wei Yuan. All rights reserved. 例例1 1Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0.Copyright 2004-2011 Aspose Pty Ltd. 2010.Wei Yuan. All rights reserved. 例例2 2画出C轮、AB杆受力图。未画重力物体重量均不计Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0.
2、Copyright 2004-2011 Aspose Pty Ltd. 2010.Wei Yuan. All rights reserved. 例例3 3画出棘轮受力图。棘轮重力不计Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0.Copyright 2004-2011 Aspose Pty Ltd. 2010.Wei Yuan. All rights reserved. 例例4 4画出 BD与轮的组合体、AC杆,及整体受力图。未画重力物体重量均不计Evaluation only.Cre
3、ated with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0.Copyright 2004-2011 Aspose Pty Ltd. 2010.Wei Yuan. All rights reserved. 错在哪里？例例5 5画出CB、AC杆受力图。未画重力物体重量均不计Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0.Copyright 2004-2011 Aspose Pty Ltd. 2010.Wei Yuan. All r
4、ights reserved. 画出板ABC、杆ED及整体受力图。物体重量均不计例例6 6FAxFAyFCFCFAxFAyFDxFDyFEFDxFDyFEEvaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0.Copyright 2004-2011 Aspose Pty Ltd. 2010.Wei Yuan. All rights reserved. 例例7 7 画出整体及AB、AE受力图。未画重力物体重量均不计Evaluation only.Created with Aspose.Slide
5、s for .NET 3.5 Client Profile 5.2.0.0.Copyright 2004-2011 Aspose Pty Ltd. 2010.Wei Yuan. All rights reserved. E画出E轮、AE、BC、H轮和重物P、销钉E及整体受力图。未画重力物体重量均不计例例8 8FByFBxFAyFAxFDyFDxFCxFCyAECDBHPEvaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0.Copyright 2004-2011 Aspose Pty Ltd.
6、 2010.Wei Yuan. All rights reserved. EH轮和重物P、销钉E及整体FAyFAxFByFBxHPAECDBHPECDHPEvaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0.Copyright 2004-2011 Aspose Pty Ltd. 2010.Wei Yuan. All rights reserved. F画出AB、AD、AC、销钉A、销钉C及整体受力图。未画重力的物体的重量均不计。例例9 9FACFABABCDEFFNBFADxFADyFExF
7、EyFNDEvaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0.Copyright 2004-2011 Aspose Pty Ltd. 2010.Wei Yuan. All rights reserved. AC销钉A、销钉C 及整体受力图ABCDEFABCDEFFCBxFCByFCyFCxFCxFCyFNDEvaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0.Copyright 2004
8、-2011 Aspose Pty Ltd. 2010.Wei Yuan. All rights reserved. (1)画出构件BC、AB、销钉B, 滑轮及重物的组合体的受力图例例1010BACBDPBPFBCFBCFABFABPFBxFByFABFBCFBxFByEvaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0.Copyright 2004-2011 Aspose Pty Ltd. 2010.Wei Yuan. All rights reserved. (3)画滑轮、重物、销钉和构件
9、AB的组合体的 受力 图。物体重量均不计(2)画滑轮、重物和销钉的组合体的受力图ACBDPBPPPFBCFABABPFBCFABEvaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0.Copyright 2004-2011 Aspose Pty Ltd. 2010.Wei Yuan. All rights reserved. 不计三铰拱桥的自重与摩擦，画出左、右拱 的受力图和系统整体受力图解：右拱CB为二力构件，其受力图如图（b）所示例例1010Evaluation only.Created
10、with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0.Copyright 2004-2011 Aspose Pty Ltd. 2010.Wei Yuan. All rights reserved. 系统整体受力图如图（d）所示取左拱AC ,其受力图如图（c）所示Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0.Copyright 2004-2011 Aspose Pty Ltd. 2010.Wei Yuan. All rights
11、reserved. 此时整体受力图如图（f）所示考虑到左拱AC 三个力作用下平衡，也可按三力平衡汇交定理画出左拱AC 的受力图，如图（e）所示Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0.Copyright 2004-2011 Aspose Pty Ltd. 2010.Wei Yuan. All rights reserved. 讨论：若左、右两拱都考虑自重，如何画出各受力图？Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0.Copyright 2004-2011 Aspose Pty Ltd.
