Design of Machinery
Instructors: Sayed Aziz & Yazan Manna
Kinematics Fundamentals
Review Problems
Chapter (2)
ME358, Theory of Machine and Mechanisms
(Notes by Dr. Sayed Aziz)
Problem 2-24 (a)
Find:
S
Lab 6: Design of the Cam
Follower System
Problem 1: Motion Program
Problem 1: Boundary Condition (Rise)
Problem 1: Boundary Condition (Fall)
Problem 1: SVAJ Diagram
Problem 1: Max V, A, J
Problem 1: C
Lab 9: Dynamic Force Analysis of
Linkages
Distance of the Coupler Point AC
= 1.820 = Law of Cos
Angle of Coupler Point within Link 3
=15.6 Degrees =
Law of Cos =
15.6 =
Length of Ground Link
= .934 =
Design of Machinery
Graphical Linkage Synthesis
Chapter (3)
ME358, Theory of Machine and Mechanisms
(Notes by Dr. Sayed Aziz)
Problem 3-19
Slide No.2
Design a pin-joined linkage that will guide the fo
Design of Machinery
Kinematics Fundamentals
Review Problems
Chapter (2)
Dr. Sayed Aziz
ME358, Theory of Machine and Mechanisms
Problem 2-24 (a)
Find:
Slide No.2
Link 6 moves horizontally
in a straight
Design of Machinery
Position Analysis
Chapter (4)
ME358, Theory of Machine and Mechanisms
(Notes by Dr. Sayed Aziz)
Problem 4-19
For one revolution of the driving link 2 of the walkingbeam indexing an
Design of Machinery
Kinematics Fundamentals
Chapter (2)
ME358, Theory of Machine and Mechanisms
(Notes by Dr. Sayed Aziz)
Introduction
Degree of Freedom (DoF)
The systems DOF is equal to the number of
Design of Machinery
Midterm Review
(Chapter 1 - Chapter 7)
Midterm: 3/24/2017
ME358, Theory of Machine and Mechanisms
Question #1
The approximate straight line mechanism
is a
a)
b)
c)
d)
4
6
8
3
bar
b
Design of Machinery
Instructors: Sayed Aziz & Yazan Manna
Introduction
Chapter (1)
ME358, Mechanisms and Machine Dynamics
(Notes by Dr. Sayed Aziz)
Definitions
Mechanism
A system of elements arranged
Design of Machinery
Instructors: Sayed Aziz & Yazan Manna
Cam Design
Chapter (8)
ME358, Theory of Machine and Mechanisms
(Notes by Dr. Sayed Aziz)
What is Cam-Follower?
A cam and follower is system/me
Design of Machinery
Instructors: Sayed Aziz & Yazan Manna
Position Analysis
Chapter (4)
ME358, Theory of Machine and Mechanisms
(Notes by Dr. Sayed Aziz)
Problem 4-19
For one revolution of the driving
Design of Machinery
Vibrations and Resonance
(Cam Dynamics)
Chapter (15)
Dr. Sayed Aziz
ME358, Theory of Machine and Mechanisms
Log Decrement
Slide No.2
A method to experimentally measure
damping rati
Design of Machinery
Instructors: Sayed Aziz & Yazan Manna
Graphical Linkage Synthesis
Chapter (3)
ME358, Theory of Machine and Mechanisms
(Notes by Dr. Sayed Aziz)
Learning Objectives
Distinguish what
Design of Machinery
Instructors: Sayed Aziz & Yazan Manna
Dynamic Force Analysis of Linkages
Chapter (11)
ME358, Theory of Machine and Mechanisms
(Notes by Dr. Sayed Aziz)
Newtonian Method
Assumes all
Design of Machinery
Instructors: Sayed Aziz & Yazan Manna
Cam Design
Chapter (8)
ME358, Theory of Machine and Mechanisms
(Notes by Dr. Sayed Aziz)
SVAJ Diagram
Radius of curvature
Cam Size
Slide No.2
Design of Machinery
Instructors: Sayed Aziz & Yazan Manna
Graphical Linkage Synthesis
Chapter (3)
ME358, Theory of Machine and Mechanisms
(Notes by Dr. Sayed Aziz)
Problem 3-19
Slide No.2
Design a pin
Design of Machinery
Instructors: Sayed Aziz & Yazan Manna
Gear Trains
Chapter (9)
ME358, Theory of Machine and Mechanisms
(Notes by Dr. Sayed Aziz)
Problem 9-9
Design a simple spur gear train for a ra
Design of Machinery
Dynamic Force Analysis of Linkages
Chapter (11)
ME358, Theory of Machine and Mechanisms
(Notes by Dr. Sayed Aziz)
Newtonian Method
Assumes all kinematic data are calculated
Sum for
ME 358: Machine Dynamics and Mechanisms
Lab 9: Dynamic Force Analysis of Linkages
Lift Mechanism
Objective:
Use the LINKAGES program to analyze the forces on a fourbar linkage.
Problem Statement:
Figu
Rohan Desai
Lab 6 Report
I pledge my honor that I have abided by the Stevens
Honor System.
-Rohan Desai
Screenshot of Input Screen
Report requested information or values here
Screenshot of BC Window
Rohan Desai
Lab 4 Report
I pledge my honor that I have abided by the
Stevens Honor System.
-Rohan Desai
Calculations of Desired Position
Values
Alpha1=90deg
Alpha2=65deg
Alpha3=11deg
Alpha21=65-90deg=
Rohan Desai
Lab 8 Report
I pledge my honor that I have abided by the Stevens
Honor System.
-Rohan Desai
1. Calculation of AC
Distance of Coupler Point A Confirmed Results
Side Angle Side Law of
Cosi
Rohan Desai
Lab 9 Report
I pledge my honor that I have abided by the Stevens
Honor System.
-Rohan Desai
1. Motion Program of the Tested
Cam
The motion is RDFD 4
segments.
3. Camshaft Speed Adjust to
Rohan Desai
Lab 3 Report
I pledge my honor that I have abided by the
Stevens Honor System.
Screenshot of Hoeken Coupler Curve Linkage
Grashof Condition L+S<P+Q
1+2.5< 2+ 2.5 Linkage is grashof
Type
ME 358 Final Exam Question 3
Rohan Desai
I pledge my honor that I have abided by the
Stevens Honor System.
-Rohan Desai
1.Screeshot of Title Screen
2. Min # of Segments
There are 6 segments as the fo
ME 358 Final Exam Question 2
Rohan Desai
I pledge my honor that I have abided by the
Stevens Honor System
-Rohan Desai
1.Title Screen
2.Link 3 Mass, CG Loc, and MOI
M3=(Area of triangle)(thickness)(w
Harikrishnan Ravikumar
HW8
4/27/17
1. The first image here is the linkage.
Using the data from the problem and SolidWorks, we can summarize the mass properties of each
of the links used in the linkage
Rohan Desai
Lab #2 Report
I pledge my honor that I have abided by the Stevens
Honor System.
-Rohan Desai
Pre-Lab: User Guide Screenshot
Report requested information or values here
Pre Lab Screen Shot
Rohan Desai
Lab 10 Report
I pledge my honor that I have abided by the Stevens
Honor System.
-Rohan Desai
1. Speed of Pinion (RPM)
One full revolution of pinion= 1/30 min
30 revolutions of pinion in
Rohan Desai
Lab 5 Report
I pledge my honor that I have abided by the Stevens
Honor System.
-Rohan Desai
Linkage and Input Screen
Input link ~45 deg
Plot of Position vs. Crank Angle
Total Stroke leng
Rohan Desai
Lab 7 Report
I pledge my honor that I have abided by the Stevens
Honor System.
-Rohan Desai
1. Solidworks Measurements
L2=21.4 mm
L3=60.489 mm
L4=32 mm
Pos of O4 from O2( -63.2,29.8)
AP=30