Standard

 

MCA 226 – Machining Math III

Course Description

Provides a continuation of advanced machining mathematics principles. Topics include: interpolation of compound angles, advanced algebraic equations, compound and complex geometric functions, and advanced trigonometry.

 

Competency Areas

Hours

 

Interpolation of Compound Angles

Class

5

Advanced Algebraic Equations

D. Lab

0

Compound and Complex Geometric Functions

P. Lab/O.B.I.

0

Advanced Trigonometry

Credit

5

 

 

 

Prerequisite:

MCH 105 or MAT 104

Corequisite:

 

 

Course Guide

 

Competency

After completing this section, the student will:

Hours

Class

D.Lab

P.Lab/

O.B.I.

INTERPOLATION OF COMPOUND ANGLES

10

0

0

Terminology

Define the following terms: angle, adjacent angles, compound angles, dihedral angles, initial side, terminal side, quadrant, perpendicular, and vertices.

 

 

 

 

Discuss the problems of milling a compound angled part out of a cube of material.

 

 

 

 

Explain how solid trigonometry is used to solve problems in compound angles.

 

 

 

Computations

Make computations using compound angles.

 

 

 

ADVANCED ALGEBRAIC EQUATIONS

10

0

0

Terminology and examples

Explain the formulas used to solve for the possible unknowns in compound angles and compound geometry.

 

 

 

 

Discuss how the algebraic formulas are used by machinists.

 

 

 

 

Provide examples and practice problems for advanced calculations used by machinists.

 

 

 

Machinists handbook

Demonstrate the use of the American machinist handbook or The American machineries handbook to find formulas to solve specific problems in die forming and die manufacturing.

 

 

 

COMPOUND AND COMPLEX GEOMETRIC FUNCTIONS

10

0

0

Geometric concepts

Explain the following solid geometric terms: co-ordinates of a point, co-ordinates of a plane, co-ordinates of an axis, origin, rectangular axes, oblique axes, projection of points, lines and parallel lines, directional cosines of a line, solids and surfaces, circular cylinder, circular cone, cube, sphere, spheroid, ellipsoid, hyperboloid, and hyper paraboloid.

 

 

 

 

Discuss how these terms are used in machining and die manufacturing.

 

 

 

Geometric constructions

Develop solid geometric shapes.

 

 

 

ADVANCED TRIGONOMETRY

20

0

0

Concepts

Explain trigonometric functions, complementary and reciprocal functions, signs of trigonometric functions, numerical value of the functions and determination of one function from another.

 

 

 

 

Discuss properties, formulas for solution of right angles, and the use of natural functions to find solutions of right triangles, solution of oblique triangles, coordinates and graphs, and useful tables.

 

 

 

Applications

Solve practical problems using each of the above terms.

 

 

 

 

Suggested Resources

 

Books

 

Brown, W. C. (1985). Modern general shop. South Holland, IL: Goodheart-Willcox.

Feirer, J. L. (1986). General metals. New York: McGraw-Hill.

Goetsch, D. L., et al. (1988). Mathematics for the machine trades. New York: Prentice Hall.

Kibbe, R. A., et al. (1979). Machine tool practices. New York: John Wiley & Sons.

Matt, S. R. (1985). Machine tool operations: An introduction. Belmont, CA: Wadsworth.

McCabe, J. L. (1987). Mathematics workbook for machine shop. Denver, CO: McCabe.

Olivo, C. T. (1987). Fundamentals of machine technology. Belmont, CA: Wadsworth.

Smith, R. D. (1984). Mathematics for machine technology. Albany, NY: Delmar.