CAD Mechanical Design 2
Course Introduction
Core Standards of the Course
Strand 1
Students will understand and apply mathematics, measuring conventions, and scale.
Standard 1
Perform basic arithmetic functions using fractions and decimals.
Standard 2
Accurately and efficiently convert between fractions and decimals.
Standard 3
Convert between metric and imperial measurements.
Standard 4
Demonstrate an ability to make and record basic measurements.
Strand 2
Students will be able to create a 3D part model with the correct dimensional and geometric sizes and constraints.
Standard 1
Demonstrate exactness and precision when producing drawing geometry.
Standard 2
Be proficient in the use of terminology associated with 3D drafting and design.
Standard 3
Create proto-types of the model using a 3D printer.
Strand 3
Students will be able to understand and demonstrate the use of correct line types.
Standard 1
Understand and use the recommended thickness of lines.
Standard 2
Understand and correctly employ conventionally used line types.
Strand 4
Students will be able to develop and correctly place sectional views.
Standard 1
Be familiar with and appropriately use section views.
Standard 2
Section lines are evenly spaced and drawn at a 45-degree angle unless a more appropriate angle is justified.
Standard 3
Cutting plane lines, section lines, and break lines are drawn according to the alphabet of lines.
Standard 4
Visible edges, hidden lines, and contours behind the cutting plane are correctly shown.
Strand 5
Students will be able to understand and demonstrate essential tolerancing techniques.
Standard 1
Create limit dimensions.
Standard 2
Describe the nominal size, tolerance, limits, and allowances of two mating parts.
Standard 3
Identify a clearance fit, interference fit, and transition fits.
Standard 4
Describe and use the basic hole and the basic shaft systems.
Standard 5
Dimension two mating parts using limit dimension, unilateral tolerances, and bilateral tolerances.
Standard 6
Specify the classes of fits as required on exercises and drawings.
Strand 6
Students will be able to understand and use 3D computer software to create technical drawings.
Standard 1
Know how to save, open, rename, and move data files using common computer operating system software.
Standard 2
Originate technical drawings using 3D CAD software features.
Standard 3
Add correct annotation to drawings.
Standard 4
Plot to scale and use correct plot specifications.
http://www.uen.org - in partnership with Utah State Board of Education (USBE) and Utah System of Higher Education (USHE). Send questions or comments to USBE Specialist - Doug Livingston and see the CTE/Engineering & Technology website. For general questions about Utah's Core Standards contact the Director - THALEA LONGHURST. These materials have been produced by and for the teachers of the State of Utah. Copies of these materials may be freely reproduced for teacher and classroom use. When distributing these materials, credit should be given to Utah State Board of Education. These materials may not be published, in whole or part, or in any other format, without the written permission of the Utah State Board of Education, 250 East 500 South, PO Box 144200, Salt Lake City, Utah 84114-4200.