Manufacturing ProcessesManufacturing ProcessesMIME 2650MIME 2650

Ioan D. Marinescu, Ph.D.Ioan D. Marinescu, Ph.D. ProfessorProfessor

MIME Office NI 4037, NE 1043MIME Office NI 4037, NE 1043E-mail E-mail

imarine@UTNet.UToledo.Eduimarine@UTNet.UToledo.Edu

Everyone in this classEveryone in this classis an “A” studentis an “A” student

until you prove yourselfuntil you prove yourselfotherwise.otherwise.

Why do you need toWhy do you need totake this course?take this course?

Why do you need toWhy do you need totake this course?take this course?

A company must A company must produce products produce products in an optimal way in an optimal way to compete in to compete in today’s global today’s global marketplace.marketplace.

Why do you need toWhy do you need totake this course?take this course?

A knowledge of the basic manufacturing processes is essential for a successful engineer in today’s global marketplace.

What do engineers do?What do engineers do?

Design Products

Manufacture Products

Manage Departments and Companies

Research

Course ObjectivesCourse Objectives

Students should understand of the principles of the major manufacturing processes

Students should be able to recognize the standard processes used to produce products

Students should be able to select the optimal process to produce a product

Manufacturing processesManufacturing processesalter a material’s propertiesalter a material’s propertiesin a controlled mannerin a controlled mannerto produce componentsto produce componentsof products.of products.

What is a manufacturing process?

Types of ProcessesTypes of Processes

1.1. Material removalMaterial removal

2. Deform or shape material 2. Deform or shape material through heat or pressurethrough heat or pressure

3. Join two or more materials

Remove MaterialRemove Material

1.1. SawingSawing

2.2. DrillingDrilling

3.3. MillingMilling

4.4. Turning (Lathe)Turning (Lathe)

5.5. Abrasive finishingAbrasive finishing

Deform/Shape MaterialDeform/Shape Material

1.1. CastingCasting

2.2. Rolling/ForgingRolling/Forging

3.3. Extrusion/DrawingExtrusion/Drawing

4.4. Sheet metal formingSheet metal forming

5.5. Powder metal processesPowder metal processes

Join Two or More MaterialsJoin Two or More Materials

1.1. WeldingWelding

2.2. BrazingBrazing

3.3. SolderingSoldering

4.4. Adhesive bondingAdhesive bonding

5.5. FasteningFastening

Math/ManufacturingMath/Manufacturing

In calculus there is usually only one In calculus there is usually only one correct answer to a problem.correct answer to a problem.

In manufacturing there are usually In manufacturing there are usually many ways to make a part, some many ways to make a part, some ways are better than othersways are better than others

ManufacturingManufacturingIn manufacturing there are usually many In manufacturing there are usually many

ways to make a part, some ways are ways to make a part, some ways are better than others.better than others.

Cost Quality

QuantitySafety

Factors that must be considered.

Equipment available

ManufacturingManufacturing

A company must produce products in A company must produce products in an optimal way to compete in an optimal way to compete in today’s global marketplace.today’s global marketplace.

On all tests and quiz questions you are expected to give an optimal answer to a question, not just an answer that will work.

ExampleExample

How can you sharpen a wooden pencil?

ExampleExample

Knife or other sharp objectKnife or other sharp objectSand or abrasionSand or abrasionToy pencil sharpenerToy pencil sharpenerHand pencil sharpenerHand pencil sharpenerElectric pencil sharpenerElectric pencil sharpenerAutomated pencil sharpenerAutomated pencil sharpener

How can you sharpen a How can you sharpen a wooden pencil?wooden pencil?

ExampleExampleHow can you sharpen a wooden pencil? How can you sharpen a wooden pencil?

You are taking a timed test

Situation

You are designing a department office

You are in your dorm room

You have 500,000 pencils that are to be packaged with a crossword puzzle

SyllabusSyllabus

Grading PolicyGrading Policy

Make-up work will be allowed only Make-up work will be allowed only when arrangements are made prior when arrangements are made prior to absence.to absence.

No two homeworks should be identical**Identical homework – one will be graded and points will be divided by the number of students involved

Manufacturing ProcessesManufacturing ProcessesLaboratory ExperienceLaboratory Experience

Manufacturing ProcessesManufacturing ProcessesLaboratory ExperienceLaboratory Experience

Provide students with hands on experience in a manufacturing laboratory

Students should have the ability to operate a drill press, mill, saw, and lathe

Manufacturing ProcessesManufacturing ProcessesLaboratory ExperienceLaboratory Experience

C - ClampC - Clamp

Manufacturing LabManufacturing Lab- 9 people have been assigned to each lab9 people have been assigned to each lab

- Equipment used:Equipment used:SawSawMillMillDrillDrillLatheLathe

Hand ToolsHand Tools

- You are expected to attend the lab in which you are You are expected to attend the lab in which you are enrolledenrolled

- You will be permitted to attend another lab only at the You will be permitted to attend another lab only at the request of another faculty member or coop staffrequest of another faculty member or coop staff

Lab RulesLab Rules 1. Safety Glasses 1. Safety Glasses MUSTMUST be worn at all times be worn at all times 2. Good shoes with leather soles - no sandals2. Good shoes with leather soles - no sandals 3. Do not wear loose fitting clothes in the lab3. Do not wear loose fitting clothes in the lab 4. No horseplay4. No horseplay 5. Professional conduct including language5. Professional conduct including language 6. Report any unsafe conditions to your TA6. Report any unsafe conditions to your TA 7. Do not approach someone who is working on a machine from 7. Do not approach someone who is working on a machine from his or her blind sidehis or her blind side 8. Identify dangers associated with a machine before you run it.8. Identify dangers associated with a machine before you run it. 9. If you break something report it to the TA immediately9. If you break something report it to the TA immediately10. Clean up before you leave.10. Clean up before you leave.11. You will be issued material for one project. If you make a 11. You will be issued material for one project. If you make a mistake on a part you can get additional material and machine mistake on a part you can get additional material and machine another part after you have completed all other components of the another part after you have completed all other components of the projectproject12. Have a great experience12. Have a great experience

QuestionsQuestions

ConcernsConcerns

CommentsComments

Lets have a great Lets have a great SemesterSemester