CAD 154 - CAD Applications II

Credits: 3
Lecture Hours: 2
Lab Hours: 2
Practicum Hours: 0
Work Experience: 0
Course Type: Voc/Tech

Precision bending of sheet metal will be covered. Students will gain knowledge of heating, ventilation and air conditioning (HVAC) applications and HVAC CAD symbology. Hydraulic systems and applications will be covered. Hydraulic symbology will be covered. Mechanical power transmission will be a subject of study. Bearings, bearing seals and sealing systems will be addressed.
Prerequisite: CAD 153, CAD 182, CAD 246, MAT 773
Prerequisite OR Corequisite: Design process and procedures will be discussed.
Competencies

Examine mechanical belt drives.
1. Discuss types of belt drives.
2. Discuss types of belt configurations.
3. Discuss belt materials.
4. Examine service factors.
5. Discuss horsepower requirements.
6. Analyze belt drive calculations.
7. Calculate belt drive data.
Investigate mechanical chain drives.
1. Discuss types of chain drives.
2. Discuss standard chain sizes and specifications.
3. Examine standard sheave sizes and specifications.
4. Discuss chain materials.
5. Discuss service factors.
6. Examine horsepower requirements.
7. Discuss chain drive data and formulas.
8. Calculate chain drive data.
Discuss power train schematics.
1. Discuss symbology for drive trains.
2. Create standard symbol libraries.
3. Create power train schematics.
Examine standard drive components.
1. Identify using keys and splines in a drive train.
2. Examine horsepower ratings of motors.
3. Examine drive transfer components.
Discuss bearings.
1. Identify standard bearings.
2. Discuss bearing schematic symbols.
3. Examine bearing loading.
4. Examine bearing seals and shields.
5. Discuss bearing lubrication.
Examine sealing systems.
1. Identify standard seals and gaskets.
2. Discuss seal schematic symbols.
3. Create drawings utilizing gaskets and seals.
Evaluate sheet metal design.
1. Discuss bend allowances for sheet metal.
2. Calculate bend allowances.
3. Examine bend reliefs.
4. Discuss part features on a bent part, such as slots and holes.
5. Examine flat pattern layouts
6. Create two dimensional flat pattern.
Investigate solid model CAD sheet metal parts.
1. Examine differences between standard solid parts versus sheet metal parts.
2. Discuss commands specifically for sheet metal parts.
3. Analyze the use of sheet metal parts with standard solids in an assembly.
4. Examine creating sheet metal features in the CAD model.
5. Create a sheet metal solid model.
6. Create a flat pattern using a solid model.
Discuss heating, ventilation and cooling (HVAC) applications.
1. Examine HVAC systems.
2. Discuss ventilation.
3. Examine HVAC symbols.
4. Discuss HVAC CAD applications.
5. Examine sheet metal fabrication in HVAC.
6. Examine sheet metal drawing notations.
Explore hydraulic control systems.
1. Discuss hydraulic principles and how they compare to pneumatic systems.
2. Discuss industry standards.
3. Examine basic hydraulic components.
4. Discuss a simple hydraulic circuit.
5. Examine hydraulic system schematics.
6. Create a hydraulic schematic.

Print this Page