UNIVERSITY OF ENGINEERING & TECHNOLOGY
DEPARTMENT OF MECHATRONICS ENGINEERING
PROJECT PROPOSAL
COURSE TITLE:
THEORY OF MACHINES LAB
MtE-323L
SEMESTER:
BS-5th SEMESTER
SUBMITTED BY:
HUZAIFA HAIDER (21PWMCT0776)
AQSA INAM (21PWMCT0787)
MUNEEB FAYAZ (21PWMCT0793)
SUBMITTED TO:
Dr. FARIDULLAH KHAN
TABLE OF CONTENTS:
PROJECT TITLE.......................................................................................................................................... 4
PROJECT OVERVIEW: ............................................................................................................................... 4
PROJECT COMPONENTS:......................................................................................................................... 4
1. DRIVER PULLEY ................................................................................................................................... 4
Functionality: ............................................................................................................................................ 4
Material ..................................................................................................................................................... 4
Dimensions ............................................................................................................................................... 4
2. DRIVEN PULLEYS (x3) ......................................................................................................................... 4
Functionality: ............................................................................................................................................ 4
Material: .................................................................................................................................................... 5
Dimensions: .............................................................................................................................................. 5
3. IDLER PULLEYS (x4)............................................................................................................................. 5
Functionality ............................................................................................................................................. 5
Material: .................................................................................................................................................... 5
4. BELT ......................................................................................................................................................... 5
Functionality: ............................................................................................................................................ 5
Material: .................................................................................................................................................... 5
Tensioning Mechanism: ............................................................................................................................ 5
CIRCUIT COMPONENTS: ......................................................................................................................... 5
SOFTWARE REQUIREMENTS: ................................................................................................................ 6
REFERENCE ASSEMBLY: ......................................................................................................................... 6
METHODOLOGY: ....................................................................................................................................... 6
1. PRELIMINARY DESIGN ........................................................................................................................ 6
System layout:........................................................................................................................................... 6
Component selection:................................................................................................................................ 6
2. DETAILED DESIGN ............................................................................................................................... 7
Pulley specifications: ................................................................................................................................ 7
Idler pulley mounting:............................................................................................................................... 7
Belt tensioning mechanism: ...................................................................................................................... 7
3. CONSTRUCTION AND ASSEMBLY: .................................................................................................... 8
Fabrication: ............................................................................................................................................... 8
Assembly: ................................................................................................................................................. 8
4. TESTING AND OPTIMIZATION: .......................................................................................................... 8
Initial Testing: ........................................................................................................................................... 8
Optimization: ............................................................................................................................................ 8
5. ESTIMATED BUDGET: .......................................................................................................................... 8
6. DOCUMENTATION AND REPORTING ................................................................................................ 9
Technical Documentation: ........................................................................................................................ 9
Project Report: .......................................................................................................................................... 9
Progress with time: ................................................................................................................................... 9
CONCLUSION: .......................................................................................................................................... 10
PROJECT TITLE
BELT-PULLEY DRIVE MECHANISM
PROJECT OVERVIEW:
In this upcoming project, our objective will be to design, construct, and analyze an advanced BeltPulley Drive Mechanism. This system will feature a high-torque driver pulley connected to a motor
shaft, driving three strategically placed pulleys linked to individual output shafts. Additionally,
four idler pulleys will be incorporated to enhance stability, ensuring a smooth and reliable
rotational operation. Throughout this project, we will explore the intricacies of mechanical design,
material selection, and power transmission efficiency.
PROJECT COMPONENTS:
1. DRIVER PULLEY
Functionality:
It will connect directly to the motor shaft, providing the driving force for the entire system.
We will utilize a high-torque design for efficient power transmission.
Material:
We will select a robust and durable material such as stainless steel or aluminum, considering the
application's mechanical demands.
Dimensions:
We will determine the optimal diameter and width to balance torque requirements and rotational
speed.
2. DRIVEN PULLEYS (x3)
Functionality:
These pulleys will be connected to individual output shafts to facilitate the transmission of power
to various applications.
Diameters will be varied to achieve different rotational speeds and torque outputs.
Material:
We will customize material selection based on the specific applications of each driven pulley.
Dimensions:
Precise calculations will be made to ensure efficient power transmission and match the
requirements of each output.
3. IDLER PULLEYS (x4)
Functionality:
These pulleys will be strategically positioned to maintain optimal tension and ensure smooth
rotation of the belt.
A robust mounting system will be developed, allowing for easy tension adjustments while ensuring
stable operation.
Material:
We will choose materials with low friction characteristics to minimize wear.
4. BELT
Functionality:
A single belt will connect the driver and driven pulleys to facilitate power transmission.
Material:
We will choose a durable and flexible material suitable for high-torque applications.
Tensioning Mechanism:
We will implement a user-friendly tensioning mechanism for easy adjustment of belt tightness.
CIRCUIT COMPONENTS:
➢
➢
➢
➢
➢
➢
LCD
Tachometer
I2C module
Battery
Switch
Potentiometer
SOFTWARE REQUIREMENTS:
➢ Thinker cad
➢ SolidWorks
➢ Working Model 2D
REFERENCE ASSEMBLY:
:
Figure 1.1
METHODOLOGY:
1. PRELIMINARY DESIGN
System layout:
We will develop a schematic diagram illustrating the precise placement of each component.
Considerations will be made for spatial relationships to optimize functionality and ease of
maintenance.
Component selection:
Thorough research will guide the selection of materials based on their mechanical properties and
compatibility with the intended applications.
2. DETAILED DESIGN
Pulley specifications:
Precise dimensions for each pulley will be calculated to ensure an optimal balance between torque,
speed, and load capacity.
Idler pulley mounting:
A comprehensive mounting system for idler pulleys will be designed, allowing for both stability
and ease of adjustment.
Belt tensioning mechanism:
We will design a mechanism that facilitates easy tension adjustments and ensures the longevity of
the belt.
Figure 1.2
3. CONSTRUCTION AND ASSEMBLY:
Fabrication:
Advanced machining processes will be employed to fabricate pulleys and shafts with tight
tolerances for smooth operation.
Assembly:
Components will be assembled systematically, ensuring precise alignment and proper tensioning.
4. TESTING AND OPTIMIZATION:
Initial Testing:
A rigorous initial test will be conducted to identify any issues with alignment, tension, or overall
functionality.
Any observed issues will be addressed and rectified promptly.
Optimization:
The system will be fine-tuned based on test results, exploring variations to achieve optimal power
transmission.
5. ESTIMATED BUDGET:
Components
Cost
16x2 LCD
450
I2C module
700
Pulleys
1500
Idler pulley
500
Flat belt
300
9 v Battery
150
Potentiometer
50
Tachometer
120
9v DC motor
220
Total
3840
6. DOCUMENTATION AND REPORTING
Technical Documentation:
Comprehensive engineering drawings, calculations, and material specifications will be prepared.
The reverse engineering process will be documented, noting key observations and decisions.
Project Report:
A detailed project report will be compiled, outlining objectives, methodology, results, and any
modifications made during the project.
Visual aids such as diagrams, charts, and photographs will be included to enhance understanding.
Progress with time:
Project Progress
14
12
10
8
6
4
2
0
Week 1
Week 2
Circuit
Week 3 (exams)
Model
Project Report
Gantt chart (1-4 per bar)
Week 4
CONCLUSION:
This Belt-Pulley Drive Mechanism project will delve into the intricacies of mechatronics
engineering and showcase the practical application of reverse engineering principles. By
systematically designing, constructing, and optimizing the system, the project aims to provide
valuable insights into the efficient transmission of power through belt and pulley mechanisms.