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CTE/Advanced Manufacturing & Engineering Curriculum Mechanical Design Engineering 2
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arrow icon Course Introduction

 

Core Standards of the Course

STRAND 1
Mathematics, measuring conventions, and scale.

Standard 1
Perform basic arithmetic functions using fractions and decimals.

  1. Add
  2. Subtract
  3. Multiply
  4. Divide

Standard 2
Convert between fractions and decimals.

Standard 3
Convert between and within metric and imperial measurements.

Standard 4
Make and record basic measurements.

  1. Use scales, micrometers, and calipers (dial and digital) to take measurements.
  2. Understand and demonstrate the conversion of actual lengths to common technical drawing scales.
  3. Accurately scale drawings using CAD techniques when drawing and plotting.
  4. Record measurements using Cartesian and polar coordinates, as well as absolute and relative distances.

Performance Skill
Student can use scales, micrometers, and calipers (dial and digital) to take accurate measurements.


STRAND 2
3D modeling with dimensional and geometric size constraints

Standard 1
Demonstrate exactness and precision when producing drawing geometry.

  1. Apply correct 3D geometric construction techniques.
  2. Model elements accurately and to scale.
  3. Create elements on the correct plane.

Standard 2
Be proficient in the use of terminology associated with 3D drafting and design.

  1. Axis
  2. Concentric
  3. Dimensional constraint
  4. Geometric constraint
  5. Coordinate
  6. Extrusion
  7. Isometric view
  8. Parallel
  9. Perpendicular
  10. Plane
  11. Tangent
  12. Vertical

Standard 3
Assign different materials to a part to determine physical properties such as:

  1. Density
  2. Volume
  3. Surface area
    • Net
    • Gross
  4. Center of Mass

Performance Skill
Student can create and evaluate an accurate, basic 3D model using 3D design software.


STRAND 3
Line Types

Standard 1
Understand and use the recommended thickness of lines.

  1. Thick
    • Visible edges and Outlines
  2. Thin
    • Hatching
    • Leader Lines
    • Center Lines
    • Dimensions
    • Projections

Standard 2
Know common line thicknesses:

  1. Thick -0.7mm
  2. Medium - 0.5mm
  3. Thin - 0.35mm
  4. Thinnest - 0.25mm

Standard 3
Understand and correctly use the following line types (the alphabet of lines).

  1. Object lines
  2. Hidden lines
  3. Center lines
  4. Dimension lines
  5. Extension lines
  6. Leader lines
  7. Border lines
  8. Phantom lines
  9. Section lines
  10. Cutting Plane lines
  11. Construction

Performance Skill
Student can apply correct line types and thicknesses to a drawing.


STRAND 4
Sectional Views and Detail Views

Standard 1
Be familiar with and appropriately use the following section views.

  1. Full
  2. Half
  3. Offset
  4. Broken Out
  5. Removed
  6. Revolved

Standard 2
Cross Hatch 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.

Standard 5
Be familiar with and appropriately use detail views.

Performance Skill
Student can create an accurate sectional view and a detail view of a part.


STRAND 5
Technical drawings using 3D modeling software.

Standard 1
Demonstrate how to save, open, rename, and move data files using common computer operations and operating system software.

Standard 2
Create technical drawings using 3D modeling software features.

  1. Create a new drawing setup to support both English and metric drawing standards.
  2. Create drawing setups for different sizes of drawing sheets.
  3. The top, front, and side views are used unless otherwise required using orthographic projection.
  4. All views are properly aligned and use third-angle projection.
  5. Appropriate lines and surfaces are located on each view.

Standard 3
Add correct annotation to drawings.

  1. Add general notes to a drawing following proper conventions including size and placement.
  2. Complete/create a proper title block and border with all required information.
  3. Using the 3D modeling software verify that all text is correctly sized and meet all conventions as specified in the current ANSI/ASME standards. Use the correct text height.
  4. Use Gothic letters and numerals.
  5. Understand the placement and use of general notes.
  6. Prepare and/or understand title blocks.

Standard 4
Plot to scale and use correct plot specifications.

  1. Plot drawings with correct line widths.
  2. Sheet sizes are correct, and scales are applied properly.
  3. Students identify and demonstrate the ability to print/plot to standard sheet sizes as specified by their instructor.

Performance Skill
Student can create accurate technical drawings using 3D modeling software.


STRAND 6
Dimensioning and Tolerancing

Standard 1
Describe/create/apply nominal dimensions, tolerancing, limit dimensions, and allowances of two or more mating parts.

Standard 2
Identify and properly size:

  1. Clearance fit.
  2. Interference fit.
  3. Transition fits.

Standard 3
Describe and use the basic hole and the basic shaft dimensions.

Standard 4
Dimension two or more mating parts using: limit dimension, unilateral tolerances, and bilateral tolerances.

Standard 5
Identify and specify the classes of fits as required on drawings.

Performance Skill
Students can properly dimension a drawing with tolerances.

Technology & Engineering Workplace Skills

  1. Exceed the established school attendance policy to establish a consistent record of punctuality and dependability.
  2. Appropriately use (or not use) personal electronic devices.
  3. Maintain a high standard of industrial hygiene by:
    • adopting strong habits of professional dress and personal hygiene,
    • wearing the appropriate personal protective equipment,
    • adopting the habit to "clean as you go", and
    • guarding against foreign object debris (FOD) from contaminating the workspace or product.
  4. Contribute to a culture of safety by:
    • understanding and complying with established safety procedures,
    • watching for and speaking out when potential hazards and concerns are observed, and
    • actively participating in improving safety conditions.
  5. Follow established practices and procedures with exactness.
  6. Work productively as a member of a team with an awareness of and respect for global diversity and cultural differences.
  7. Exhibit initiative and leadership while maintaining a flexible and adaptable attitude.
  8. Communicate clearly & effectively with others.
  9. Proficiently use software found in the professional environment, such as MS PowerPoint, MS Excel, and MS Word.
  10. Correctly apply mathematics in areas such as:
    • addition, subtraction, multiplication, division,
    • fraction to decimal as well as decimal to fraction conversions, and
    • using decimal places.
  11. Understand mathematical concepts such as:
    • ratios and proportions,
    • rounding and tolerance ranges,
    • engineering notation, and
    • metric equivalents.
  12. Demonstrate an ability to think critically and creatively to solve problems and develop improvements to products and processes.
  13. Read and understand technical documents, such as work orders, specifications, and standard operating procedures.
  14. Complete assigned tasks in a timely manner and with a high degree of workmanship.

UEN logo 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 Specialists - WILLIAM  DEIMLER or Doug  Livingston and see the CTE/Advanced Manufacturing & Engineering 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.