Unit 3 Worksheet: CO2 Laser Cutting & Engraving¶
Purpose: Practice problems and exercises covering all modules in the CO2 Laser Cutting & Engraving unit. Instructions: Complete all sections. Show your work for calculation problems.
Section 1: Key Concepts Review¶
Directions: Answer each question in 2-3 sentences.
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Describe the fundamental operating principle of co2 laser cutting & engraving equipment.
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What are the three most critical safety considerations when working with co2 laser cutting & engraving equipment?
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Explain how material selection affects the quality of output in co2 laser cutting & engraving.
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Compare and contrast two different techniques or approaches covered in this unit.
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Describe the proper startup and shutdown procedure for the primary equipment in this unit.
Section 2: Technical Parameters¶
Directions: Fill in the parameter table based on what you learned.
| Parameter | Typical Range | Effect on Quality | Safety Concern |
|---|---|---|---|
| Primary setting 1 | |||
| Primary setting 2 | |||
| Primary setting 3 | |||
| Material type consideration |
Section 3: Troubleshooting Scenarios¶
Directions: For each scenario, identify the likely cause and propose a solution.
Scenario A: You notice the output quality has degraded significantly compared to your previous session. The equipment settings appear unchanged. What would you check first, and why?
Scenario B: A fellow student reports that the equipment is making an unusual sound during operation. What steps should you take?
Scenario C: The final product does not meet the dimensional specifications required. What factors could contribute to this issue?
Section 4: Safety Protocol Application¶
Directions: Describe the correct response for each situation.
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You discover the primary safety guard is damaged before starting work. What do you do?
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A student in your lab group is not wearing the required PPE. How do you handle this?
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An emergency occurs during equipment operation. List the first 5 steps you take.
Section 5: Practical Planning¶
Directions: Plan a complete project using skills from this unit.
Design a project that uses the co2 laser cutting & engraving skills you learned. Include:
- Project description (what you will make)
- Materials needed (with specifications)
- Equipment settings (with justification)
- Safety checklist (minimum 5 items)
- Quality criteria (how you will measure success)
- Estimated time (broken into phases)
Scoring Guide: - Section 1: 5 points each (25 total) - Section 2: 5 points per row (20 total) - Section 3: 10 points each (30 total) - Section 4: 5 points each (15 total) - Section 5: 10 points (10 total) - Total: 100 points
Last Updated: 2026-03-19