Covers all types of blueprints used in industrial plants. Discusses machine parts and machine drawings. Features drawings of a compound rest and a clutch-brake control. Examines hydraulic, pneumatic, piping, plumbing, electrical, air-conditioning, and refrigeration drawings. Introduces sketching used in industrial plants.
Lesson 1 - Introduction to Blueprints
Detail drawings; Notes and dimensions; Assembly and pictorial drawings; Orthographic projections; Auxiliary views; Sections
- Identify details, markings, and machine parts from an assembly drawing.
- Identify an object from an orthographic drawing.
- Identify elements located within the title block of a detail drawing.
- Explain why more than one orthographic projection is needed to show an object on a blueprint.
Lesson 2 - Machine Parts
Simple machines; Screw threads; Heads; Rivets; Welds; Pins; Keys; Springs; Gears; Bearings; Belts and pulleys
- Describe what a machine is, and explain what it does.
- Name the two basic methods of joining machine parts.
- Name and identify from an exhibit several types of threaded fasteners.
- Name the two basic methods of permanent joining.
- Identify gears, bearings, and belt drives on drawings.
- Identify types of screw threads from a specification.
Lesson 3 - Machine Drawings
Machine tools; Exploded views; Assembly and detail drawings; Drafting techniques
- Name the main parts of a lathe.
- State the definition of an exploded view.
- Identify an assembly drawing.
- Identify a compound rest swivel on an assembly drawing.
- Identify a specific part on an assembly drawing.
Lesson 4 - Sheet Metal Drawings
Sheet metal; Ventilation systems; Ductwork; Parallel, miter, and radial development; Extra metal for assembly
- Describe the difference among coils, strips, and sheet metal.
- Describe how a ventilation system works.
- State the purpose of an arrow on a duct symbol.
- Demonstrate how to lay out a development.
- Define a radial development of a truncated pyramid.
Lesson 5 - Building Drawings
Buildings and building sites; Symbols and conventions; Plant, site, and floor plans; Working drawings
- Name building materials, given their standard symbols.
- Explain how to find useful information on a flow diagram.
- Explain how to find useful information on an industrial plant.
- List the contents of a set of building drawings.
- Describe the purpose of a structural drawing.
Lesson 6 - Hydraulic and Pneumatic Drawings
Fluid systems; Pascal's Law; Multiplying forces; Pistons and cylinders; Fluid system components; Symbols
- Name the components represented by common symbols on hydraulic and pneumatic drawings.
- Name the components in a simple hydraulic power system.
- Name the components in a simple pneumatic power system.
- State Pascal's Law.
- Discuss the purposes of the components of hydraulic systems.
Lesson 7 - Piping and Plumbing Drawings
Piping and plumbing materials; Kinds of joints; Drawings; Joining metal pipes
- State the definition of piping.
- Explain why joints are sometimes brazed instead of soldered.
- Explain how to assemble a screwed joint.
- Identify different types of pipe joints.
- Identify piping-system components shown in a single-line drawing.
- Define electrochemical corrosion.
Lesson 8 - Electrical Drawings
Importance of electrical drawings; Electric power; Electrical drawings and wiring; Using electrical drawings
- Identify different electrical symbols on a drawing.
- Identify the power distribution panels in your plant.
- Identify different types of conduit and cable.
- Select the best electrical drawing to use when looking for a faulty circuit between the basement and the first floor.
- Explain how electricity at 480 volts is reduced by a transformer to 120/240 volts.
- Define the terms voltage, current, and power.
Lesson 9 - Air Conditioning and Refrigeration Drawings
Principles of refrigeration; Component drawings; Principles of air conditioning; Air conditioning systems
- Explain how a refrigeration system works.
- Describe the types of ac controls.
- Name three kinds of condensers used in air conditioning systems.
- Explain the difference between unitary and central air-conditioning equipment.
- Explain how to find useful information on a duct drawing.
Lesson 10 - Sketching
Using and making sketches; Kinds of sketches; Orthographic, isometric, and perspective sketches
- Name the four kinds of sketches.
- Identify an isometric sketch.
- Describe the appearance of a perspective drawing.
- Discuss how to sketch straight lines and curved lines.
- State the definition of a vanishing point.