ChapterI

ChapterI - Functional building blocks can be used to...

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1 Chapter 1 – Basic Building Blocks of Mechanisms
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2 Subsystems of Computer-Controlled Electromechanical Systems • Control computer subsystem • Electromechanical subsystem (Actuators and their drives): converting electrical energy to mechanical motions • Mechanical subsystem (Mechanisms and structures) Mechanisms: changing type of motions Structures: supporting loads
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3 1.1 - Basic Building Blocks of Mechanisms • Many complicated mechanisms are built up from basic building blocks • There are many ways to classify and identify the basic building blocks
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4 1.2 - Functional Building Blocks Classification of mechanisms according to type of output motions R – Rotational motion T – Translational motion H – Helical motion Combinations of these three different motion types form different functional building blocks
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Unformatted text preview: Functional building blocks can be used to transfer all three motion types as seen in the examples that follow 5 1.2 (cont.) - Rotation to Rotation Building Block Examples 6 1.2 (cont.) - More Rotation-to-Rotation Building Block Examples 7 1.2 (cont.) - Rotation to Rotation Examples 8 1.2 (cont.) - Rotation to Translation Examples 9 1.2 (cont.) - Examples of Helical to Rotation or Translation 10 1.2 (cont.) - Examples of Translation to Translation 11 1.3 - Complex Mechanism Sewing machine of figure 1-7 consists of several types of basic mechanical building blocks Knowing building blocks enables the creation of new mechanisms to satisfy a desired output function 12 1.4 Exercise Try to identify all basic building blocks in the sewing machine shown in Fig. 1.7....
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ChapterI - Functional building blocks can be used to...

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