This document contains Chapter 6 from the book "Theory of Machines and Mechanisms" which discusses cam design. It includes 10 figures showing different types of cams and their components as well as displacement diagrams and methods for graphically constructing cam profiles. The figures illustrate plate cams, wedge cams, barrel cams, face cams, different types of followers, constant breadth cams, conjugate cams, and nomenclature used in cam design.
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Ch06a
1. CHAPTER6
Cam Design
THEORY OF MACHINES AND
MECHANISMS
John J. Uicker, Jr. / Gordon R. Pennock
Joseph E. Shigley
Copyright 息 2011 by Oxford University Press, Inc.
2. Figure 6.1 Types of cams: (a) plate cam, (b) wedge cam, (c) barrel cam, and (d) face cam.
THEORY OF MACHINES AND
MECHANISMS
John J. Uicker, Jr. / Gordon R. Pennock
Joseph E. Shigley
Copyright 息 2011 by Oxford University Press, Inc.
3. Figure 6.2 Plate cams with (a) an offset reciprocating knife-edge follower, (b) a reciprocating flatface
follower, (c) an oscillating roller follower, and (d) an oscillating curved-shoe follower.
THEORY OF MACHINES AND
MECHANISMS
John J. Uicker, Jr. / Gordon R. Pennock
Joseph E. Shigley
Copyright 息 2011 by Oxford University Press, Inc.
4. Figure 6.3 (a) Constant-breadth cam with a reciprocating flat-face follower. (b) Conjugate cams
with an oscillating roller follower.
THEORY OF MACHINES AND
MECHANISMS
John J. Uicker, Jr. / Gordon R. Pennock
Joseph E. Shigley
Copyright 息 2011 by Oxford University Press, Inc.
5. Figure 6.4 Displacement diagram for a cam.
THEORY OF MACHINES AND
MECHANISMS
John J. Uicker, Jr. / Gordon R. Pennock
Joseph E. Shigley
Copyright 息 2011 by Oxford University Press, Inc.
6. Figure 6.5 Parabolic motion displacement diagram: (a) interfaces with uniform motion and (b) graphical construction.
THEORY OF MACHINES AND
MECHANISMS
John J. Uicker, Jr. / Gordon R. Pennock
Joseph E. Shigley
Copyright 息 2011 by Oxford University Press, Inc.
7. Figure 6.6 Simple harmonic motion displacement diagram; graphical construction.
THEORY OF MACHINES AND
MECHANISMS
John J. Uicker, Jr. / Gordon R. Pennock
Joseph E. Shigley
Copyright 息 2011 by Oxford University Press, Inc.
8. Figure 6.7 Cycloidal motion displacement diagram; graphical construction.
THEORY OF MACHINES AND
MECHANISMS
John J. Uicker, Jr. / Gordon R. Pennock
Joseph E. Shigley
Copyright 息 2011 by Oxford University Press, Inc.
9. Figure 6.8 Cam nomenclature. The cam surface is developed by holding the cam stationary and rotating the follower from
station 0 through stations 1, 2, 3, etc.
THEORY OF MACHINES AND
MECHANISMS
John J. Uicker, Jr. / Gordon R. Pennock
Joseph E. Shigley
Copyright 息 2011 by Oxford University Press, Inc.
10. Figure 6.9 Graphical layout of a plate cam profile with an offset reciprocating roller follower.
THEORY OF MACHINES AND
MECHANISMS
John J. Uicker, Jr. / Gordon R. Pennock
Joseph E. Shigley
Copyright 息 2011 by Oxford University Press, Inc.
11. Figure 6.10 Graphical layout of a plate cam profile with a reciprocating flat-face follower.
THEORY OF MACHINES AND
MECHANISMS
John J. Uicker, Jr. / Gordon R. Pennock
Joseph E. Shigley
Copyright 息 2011 by Oxford University Press, Inc.