MULTIPURPOSE FARMING TILLER

PRESENTED BY

MD. NAJMUL ISLAM 14-01-07-014

MD. JAHID HASAN 14-01-07-029

MD. ASIF ABDULLAH 14-01-07-038

MD. SOLAMAN BADSHA 14-01-07-046

CONTENTS

• Introduction

• Field of application

• Survey

• QFD

• Functional decomposition & Black box

• Design & Mechanism

• Material & manufacturing process selection

• Stress analysis

• Cost analysis

• Conclusion

• Presented by

MD. Jahid Hasan

ID- 14-01-07-029

INTRODUCTION

• Multipurpose Farming tiller is an agricultural machine.

• by using one main engine it will cut grass and plough the land.

• Its an semi-automatic machine.

INTRODUCTION

FEATURES

Petrol engine

Two cutters used

-grass cutter

-plough tool

Tools are easily removable

Small in size

Light weight

FIELD OF APPLICATION

• Farming Small size lands

• Weeding out grass.

• Gardening

• To easier the roadside Beautification process.

CUSTOMER SURVEY

• Small farmers, new entrepreneurs, & people owning garden were the participants.

• 40 people participated.

• Places they like to use our Machine-

65%

25%

10%

Farming

Gardening

Courtyard Farming

CUSTOMER SURVEY

• Features liked most-

• Price (17000 tk) acceptance-

45%

25%

30%

Multi tool Automatic run Low space adopting

0 20 40 60 80 100

It is Fine shoud be less

PRESENTED BY

MD. Asif Abdullah

ID 14-01-07-038

QUALITY FUNCTION DEPLOYMENT

FUNCTIONAL DECOMPOSITION

Multipurpose Farming Tiller

Processing unit

Engine

Fuel Tank

Shaft (pulley, bearing)

Frame

Cutter

Plough Tool Grass cutter

Handle Gear Box

Belt

Clutch

Pulley

Wheel

BLACK BOX:

PRESENTED BY

MD. Solaman Badsha

ID 14-01-07-046

DESIGN & MECHANISM

PARTS

• FRAME ENGINE CUTTERS

PARTS

PULLEY

BELT

WHEEL

CLUTCH

DESIGN & MECHANISM

DESIGN & MECHANISM

SELECTION OF MATERIALS Parts Selection criteria Available material Material selected

Body frame Specific strength

Specific weight

Cost

Rust

Steel metal

Mild steel

Cast iron

Aluminum

Mild steel

Shaft Specific Strength

Fatigue strength

Wear resistance

Cost

Steel metal

Mild steel

Cast iron

Aluminum

Medium carbon steel

Medium carbon steel

Wheel

Radial strength

Fatigue strength

Withstand stiffness

Corrosion

Cost

Mild steel

Medium carbon steel

Medium carbon steel

Cutter Corrosion resistance

Rust resistance

Specific strength

Fatigue strength

Cost

Stainless steel

Mild steel

Aluminum

Alloy steel

Stainless steel

SELECTION OF MANUFACTURING (JOINING) PROCESS

Process Selection Criteria Available Process Selected Process

Joining for

Frame & Wheel

® Joining Strength

® cost

® Easy operable

®Availability

Good finish

® Arc Welding

® MIG Welding

® TIG Welding

® Arc Welding

Joining for

Shaft & Cutter

® Good Finish

® Strength

® Availability

® Easy operable

® Cost

® Arc Welding

® MIG Welding

® TIG Welding

® TIG Welding

STRESS ANALYSIS

• In our Multipurpose Farming Tiller machine the frame carries most of the load

• We have done this analysis by using solid works software.

• . In this process we’ve put both pressure & force over the frame

• produced stress over the frame is much less of its yield strength

STRESS ANALYSIS

PRESENTED BY

MD. Najmul Islam

ID 14-01-07-014

COST ANALYSIS

• To make healthy business decisions

• To look at all costs, to determine the correct selling price.

• To see if we're in a good financial position to expand your business.

COST ANALYSIS

Cost

Variable Cost

Material

Mild Steel Bar

Engine

Grass Cutter

Plough tool

Wheel

Shaft

Bearing

Bevel Gear

Belt

Pully

Nut & bolt

Bush

Hand gripper

Labour & Assemble

Manufacturing Overhead

Equipment Utilitites

Transportation

Electricity bill

Fixed Cost

Rental

Salary Payment

Insurance

Furniture

BREAK EVEN ANALYSIS

Unit

Increment

Unit

Price(BDT)

Fixed

Cost(BDT)

Unit

Variable

Cost(BDT)

4

17000.00 134400.00 8422.00

Break Even Point Break Even Sales Point

15.66798788 266355.7939

BREAK EVEN ANALYSIS

0.00

100000.00

200000.00

300000.00

400000.00

500000.00

600000.00

700000.00

800000.00

1 2 3 4 5 6 7 8 9 10 11

BREAK EVEN ANALYSIS

Fixed Cost Variable Cost Sales Total Cost

CONCLUSION

In the perspective of our country multipurpose farming tiller is very useful.

Thank You