Contents
How do you read mechanical drawings?
1. Name and address of the company or agency who prepared or owns the drawing.
2. Part number and description.
3. Material.
4. Mass.
5. Finish.
6. General tolerances.
7. Projection details.
8. Scale used in the drawing.
How do you read CAD drawings?
1. Look at the legend. The legend or key, usually located near the lower right-hand corner of the drawing, should explain all of the symbols on the drawing.
2. Read the notes. Particularly near things like windows and doors, CAD drawings have lots of notes.
3. Pay attention to lines.
What are mechanical plans?
A mechanical plan is the set of construction documents that describe the sizing, placement and routing of ductwork and HVAC components.
What are the 2 types of drawing?
There are two types of drawings. The first is a drawing done without instruments, known as a sketch. The second is a drawing done with instruments, known as a final drawing. Sketch Final drawing Artistic drawings convey an idea, feeling, mood or situation.
What is included in mechanical drawings?
Mechanical Drawings. As implied by their name, mechanical drawings provide the layout and technical specifications for mechanical work, which includes plumbing, heating, ventilation, air conditioning, sheet metal and fire protection.17 août 2018
How can I teach myself CAD?
1. Find blogs and tutorials specific to your field of work.
2. Search for exercises that will help you to memorize various commands by practice.
3. Start by learning how to use 2D drawing tools and applying what you learn to 2D drawings.
4. Practice, practice and then practice some more.
Is CAD easy to learn?
Learning CAD can be Difficult First, CAD programs are not easy to learn. … Some parametric and 3D CAD applications have fairly steep learning curves. Due to their complexity, the commitment to learn is longer. CAD programs, such as AutoCAD or 3DS Max, can have up to 1500 to 3000 commands within the program.26 oct. 2017
What is a CAD diagram?
A CAD drawing is a detailed 2D or 3D illustration displaying the components of an engineering or architectural project. Computer-aided design utilizes software to create drawings to be used throughout the entire process of a design project, from conceptual design to construction or assembly.
Is HVAC considered mechanical?
Heating, ventilation, and air conditioning (HVAC) is the technology of indoor and vehicular environmental comfort. … HVAC system design is a subdiscipline of mechanical engineering, based on the principles of thermodynamics, fluid mechanics and heat transfer.
What are the 4 basic components of an engineering drawing?
1. Dimension Text.
2. Dimension Line andArrows.
3. Extension Lines.
4. Gap.
What is free hand drawing?
Freehand drawing is the ability to draw something without depending on instruments or something else to draw. We guide the drawing process with only our hand, and it depends on our observational skills. Instead of tracing the likeness of a cat, or using instruments to do it for us, we draw it by hand.18 sept. 2020
What are the 3 types of drawing?
1. Illustration Drawing. These are drawings that are created to represent the lay-out of a particular document.
2. Life Drawing. Drawings that result from direct or real observations are life drawings.
3. Emotive Drawing.
4. Analytic Drawing.
5. Perspective Drawing.
6. Diagrammatic Drawing.
7. Geometric Drawing.
What are the 5 basic skills of drawing?
The “drawing basics” are the five main skills of drawing. They’re the ability to: recognize edges, lines, and angles; to reckon proportion and perspective; deciphering shadow, highlights, and gradations of tone; and lastly, the ability to unconsciously drawstring them all together – which comes to you with practice.
What are the 8 types of drawing?
1. Fine Art Drawing.
2. Diagrammatic Drawing.
3. Geometric Drawing.
4. Architectural Drawing.
5. Analytic Drawing.
6. 3D Drawing / Anamorphic Drawing.
What are the 6 types of construction drawings?
1. Plans.
2. Interior and exterior elevations.
3. Building and wall sections.
4. Interior and exterior details.
5. Schedules and room finishes.
6. Framing and utility plans.