DESIGN OF MACHINERY
DESIGN OF MACHINERY
6th Edition
ISBN: 9781260113310
Author: Norton
Publisher: RENT MCG
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Chapter 3, Problem 3.1P

Define the following examples as path, motion, or function generation cases.

  1. A telescope aiming (star tracking) mechanism
  2. A backhoe bucket control mechanism
  3. A thermostat adjusting mechanism
  4. A computer printer head moving mechanism
  5. An XY plotter pen control mechanism

a.

Expert Solution
Check Mark
To determine

To define:The following examples of telescope aimingcases study given in the problem.

Explanation of Solution

Given information:

The case study of the initial conditions is given that about a telescope aiming or star tracking mechanism.

Calculation:

A telescope aiming or star tracking mechanism that shows a path generation. A star goes along the sky with a 2D path .

The working mechanism in the line diagram is shown below.

DESIGN OF MACHINERY, Chapter 3, Problem 3.1P , additional homework tip  1

b.

Expert Solution
Check Mark
To determine

To define: The following examples bucket control arrangement case study given in the problem.

Explanation of Solution

Given information:

The case study of the initial conditions is given that about a telescope aiming or star tracking mechanism.

Calculation:

This is motion generation mainly todigging a trench, say; the location and bucket alignment must becontrolled.

The working mechanism in the line diagram is shown below.

DESIGN OF MACHINERY, Chapter 3, Problem 3.1P , additional homework tip  2

c.

Expert Solution
Check Mark
To determine

To Define:The following example of thermostat adjusting mechanism case study given in the problem.

Explanation of Solution

This thermostat adjusting mechanism shows a Function generation.Here the output is a chosen function of input over input range.

The working mechanism in the line diagram is shown below.

DESIGN OF MACHINERY, Chapter 3, Problem 3.1P , additional homework tip  3

d.

Expert Solution
Check Mark
To determine

ToDefine:The following example of the computer printing head moving mechanism case study given in the problem.

Explanation of Solution

Here a moving mechanism of a computer printing head shows path generation and head to be point on a path.

The working mechanism in the line diagram is shown below.

DESIGN OF MACHINERY, Chapter 3, Problem 3.1P , additional homework tip  4

e.

Expert Solution
Check Mark
To determine

To find:The following examplesof XY plotter pen control mechanism cases study given in the problem.

Explanation of Solution

Here a control mechanism that having an xy plotter pen shows a Path generation and here a pen goes a straight line from point to point.

The working mechanism in the line diagram is shown below.

DESIGN OF MACHINERY, Chapter 3, Problem 3.1P , additional homework tip  5

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Chapter 3 Solutions

DESIGN OF MACHINERY

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