Machine Technology (MAC) at John Tyler Community College


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MAC 101 - Machine Shop I
Introduces the machinist to identification, care, and use of precision tools and instruments. Emphasizes the operation of the drill press, lathe, power saw, grinder, and milling machine. Covers the sharpening of lathe curing tools, safety, and good housekeeping. Provides for operation and setup on the various types of precision grinders, milling machines, and drill presses. Part I of II.
Lecture 4-5 hours. Laboratory 9 hours. Total 13-14 hours per week.
7-8 credits
MAC 102 - Machine Shop II
Introduces the machinist to identification, care, and use of precision tools and instruments. Emphasizes the operation of the drill press, lathe, power saw, grinder, and milling machine. Covers the sharpening of lathe curing tools, safety, and good housekeeping. Provides for operation and setup on the various types of precision grinders, milling machines, and drill presses. Part II of II.
Lecture 4-5 hours. Laboratory 9 hours. Total 13-14 hours per week.
7-8 credits
MAC 121 - Numerical Control I
Focuses on numerical control techniques in metal forming and machine processes. Includes theory and practice in lathe and milling machine computer numerical control program writing, setup and operation. Part I of II.
Lecture 1-2 hours. Laboratory 2-3 hours. Total 3-5 hours per week.
2-3 credits
MAC 122 - Numerical Control II
Focuses on numerical control techniques in metal forming and machine processes. Includes theory and practice in lathe and milling machine computer numerical control program writing, setup and operation. Part II of II.
Lecture 1-2 hours. Laboratory 2-3 hours. Total 3-5 hours per week.
2-3 credits
MAC 123 - Computer Numerical Control III
Focuses on numerical control techniques in metal forming and machine processes. Includes theory and practice in lathe and milling machine computer numerical control program writing, setup and operation.
Lecture 1-2 hours. Laboratory 2-3 hours. Total 3-5 hours per week.
2-3 credits
MAC 130 - Introduction to Electric Discharge Machining (EDM)
Introduces the equipment, processes, and components of electric discharge machining. Includes basic operation and programming for computer numerical control (CNC) electric discharge machining (EDM).
2 credits. Lecture 1 hour per week, Lab 2 hours per week, Total 3 contact hours per week.
Basic understanding of computer numerical control (CNC)
2 credits
MAC 130 Detailed Outline
MAC 131 - Machine Lab I
Teaches fundamental machine shop operations, bench work, layout, measuring tools, and safety. Part I of II.
Lecture 0-2 hours. Laboratory 0-3 hours. Total 1-5 hours per week.
1-3 credits
MAC 134 - CMM Operation and Programming
Focuses on inspection using a Coordinate Measuring Machine. Includes hands-on demonstration of CMM setup, initialization and operation. Covers the essential aspects of the software and CMM operation, using a sample part for hands-on practice.
(2 Cr.) Lecture 1 hour. Lab 2 hours. Total 3 hours per week.
Prerequisites: Determined by College
2 credits
MAC 134 Detailed Outline
MAC 150 - Introduction to Computer Aided Manufacturing
Introduces computer aided manufacturing (CAM) with emphasis on programming of numerical control machinery. Teaches program writing procedures using proper language and logic and a CAM programming system to produce numerical control code for machines. Teaches basic computer usage, 2 1/2D and 3D CAD-CAM integration, and code-to-machine transfer.
Lecture 1-2 hours. Laboratory 2-4 hours. Total 3-6 hours per week.
2-3 credits
MAC 161 - Machine Shop Practices I
Introduces safety procedures, bench work, hand tools, precision measuring instruments, drill presses, cut-off saws, engine lathes, manual surface grinders, and milling machines. Part I of II.
Lecture 2 hours. Laboratory 2-3 hours. Total 4-5 hours per week.
3 credits
MAC 162 - Machine Shop Practices II
Introduces safety procedures, bench work, hand tools, precision measuring instruments, drill presses, cut-off saws, engine lathes, manual surface grinders, and milling machines. Part II of II.
Lecture 2 hours. Laboratory 2-3 hours. Total 4-5 hours per week.
3 credits
MAC 163 - Machine Shop Practices III
Offers practice in the operation of the drill press, engine lathe, vertical milling machine, horizontal milling machine, and the surface grinder. Introduces practical heat treatment of directly hardenable steels commonly used in machine shops. Part I of II.
Lecture 2 hours. Laboratory 3 hours. Total 5 hours per week.
3 credits
MAC 164 - Machine Shop Practices IV
Offers practice in the operation of the drill press, engine lathe, vertical milling machine, horizontal milling machine, and the surface grinder. Introduces practical heat treatment of directly hardenable steels commonly used in machine shops. Part II of II.
Lecture 2 hours. Laboratory 3 hours. Total 5 hours per week.
3 credits
MAC 181 - Machine Blueprint Reading I
Introduces reading and interpreting blueprints and working drawings. Applies visualization of objects, sketching, and machine terminology. Part I of II.
Lecture 3 hours per week.
3 credits
MAC 190 - Coordinated Internship
Supervises on-the-job training in selected business, industrial or service firms coordinated by the college.
Credit/practice ratio not to exceed 1:5 hours. May be repeated for credit. Variable hours.
1-5 credits
MAC 195 - Topics In
Provides an opportunity to explore topical areas of interest to or needed by students.
May be used also for special honors courses. May be repeated for credit. Variable hours.
1-5 credits
MAC 198 - Seminar and Project
Requires completion of a project or research report related to the student's occupational objectives and a study of approaches to the selection and pursuit of career opportunities in the field.
May be repeated for credit. Variable hours.
1-5 credits
MAC 199 - Supervised Study
Assigns problems for independent study incorporating previous instruction and supervised by the instructor.
May be repeated for credit. Variable hours.
1-5 credits
MAC 209 - Standards, Measurements and Calculations
Presents typical mathematical and mechanical problems requiring the use of reference standards such as the Machinery's Handbook for solution. Presents use of the Coordinate Measuring Machine for solution.
Lecture 2-3 hours per week.
2-3 credits
MAC 221 - Advanced Machine Tool Operations I
Focuses on advanced lathe and mill work with concentration on fits, finishes, inspection, quality control, and basic heat treating. Includes design and construction of specific projects to determine the student's operational knowledge of all equipment. Part I of II.
Lecture 4 hours. Laboratory 9 hours. Total 13 hours per week.
7 credits
MAC 295 - Topics In
Provides an opportunity to explore topical areas of interest to or needed by students.
May be used also for special honors courses. May be repeated for credit. Variable hours.
1-5 credits
MAC 299 - Supervised Study
Assigns problems for independent study incorporating previous instruction and supervised by the instructor.
May be repeated for credit. Variable hours.
1-5 credits