Machine Technology (MAC) at Virginia Highlands Community College


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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 106 - Machine Shop Operations
Introduces bench work, sawing, drilling, lathe, milling, grinding, precision instruments, and safety. Requires solutions of related problems and preparation of weekly laboratory reports.
Lecture 3-4 hours. Laboratory 15 hours. Total 18-19 hours per week.
8-9 credits
MAC 107 - Technology of Machining
Offers practice in bench work, sawing, drilling, lathe, milling, grinding, and precision measuring instruments. May require solutions of related problems and preparation of weekly laboratory reports.
Lecture 3-4 hours. Laboratory 15 hours. Total 18-19 hours per week.
8-9 credits
MAC 111 - Machine Trade Theory and Computation I
Covers shop theory and mathematics dealing with fractional and precision measuring tools. Includes layout, bandsaws, drill presses, the twist drill, thread cutting, taper turning, vertical and horizontal milling machines, lathe tool bit geometry, the engine lathe, and other lathe operations. Part I of II.
Lecture 3 hours per week.
3 credits
MAC 116 - Machinist Handbook
Uses the machinist handbook as a ready reference book of tabular data, formulas, designs and processes relating to machine technology.
Lecture 2 hours per week.
2 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 127 - Advanced CNC Programming
Provides in-depth study of programming computerized numerical control machines.
Lecture 3 hours per week.
3 credits
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 132 - Machine Lab II
Teaches fundamental machine shop operations, bench work, layout, measuring tools, and safety. Part II of II.
Lecture 0-2 hours. Laboratory 0-3 hours. Total 1-5 hours per week.
1-3 credits
MAC 146 - Metals/Heat Treatment
Provides approach to metals and their structure. Gives working knowledge of methods of treating ferrous and non- ferrous metals.
Lecture 1 hour. Laboratory 3 hours. Total 4 hours per week.
2 credits
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 151 - Machine Tool Maintenance
Introduces tool design from a maintenance and repair standpoint. Emphasizes proper care, repair, and preventative maintenance of machine tools.
Lecture 1 hour. Laboratory 3 hours. Total 4 hours per week.
2 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 197 - Cooperative Education
Supervises in on-the-job training for pay in approved business, industrial and service firms, coordinated by the college's cooperative education office. Is applicable to all occupational- technical curricula at the discretion of the college.
Credit/work ratio not to exceed 1:5 hours. 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 206 - Production Machining Techniques
Offers practice in advanced machine shop. Emphasizes mass production techniques and interchangeable parts manufacture. Covers setup and operation of tooling and fixtures to manufacture work pieces to specified tolerances.
Lecture 4 hours. Laboratory 6 hours. Total 10 hours per week.
6 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 241 - Advanced Machinery Procedures I
Focuses on machining principles and calculations necessary for the precision required by the machinist. Emphasizes advanced lathe and mill work with concentration on fits, finishes, inspections, and quality control. Teaches design and construction of specific projects to determine the student's operational knowledge of all equipment. Part I of II.
Lecture 2 hours. Laboratory 3 hours. Total 5 hours per week.
3 credits
MAC 242 - Advanced Machinery Procedures II
Focuses on machining principles and calculations necessary for the precision required by the machinist. Emphasizes advanced lathe and mill work with concentration on fits, finishes, inspections, and quality control. Teaches design and construction of specific projects to determine the student's operational knowledge of all equipment. Part II of II.
Lecture 2 hours. Laboratory 3 hours. Total 5 hours per week.
3 credits
MAC 250 - Advanced Computer Aided Manufacturing
Focuses on advanced computer aided manufacturing with emphasis on CAD-CAM interfacing, advanced 3-D, and advanced turning. Introduces quality control inspection suing coordinate measuring systems, statistical process controls and digitizers. Teaches basic and advanced fabrication programming and flexible manufacturing systems.
Lecture 1-2 hours. Laboratory 2-4 hours. Total 3-5 hours per week.
2-3 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 297 - Cooperative Education
Supervises in on-the-job training for pay in approved business, industrial and service firms, coordinated by the college's cooperative education office. Is applicable to all occupational- technical curricula at the discretion of the college.
Credit/work ratio not to exceed 1:5 hours. May be repeated for credit. Variable hours.
1-5 credits
MAC 298 - 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 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