• June 21, 2024
  • Shatou, Changan, Dongguan, CN
technical drawing

Everything You Need to Know About Technical Drawings

Technical drawings are tools used by engineers and designers to communicate and document technical designs and requirements. Here are some important things you may need to know about technical drawings:

1. Types of drawings

Common types of technical drawings include engineering drawings, electrical drawings, mechanical drawings, architectural drawings, etc.

2. Drawing size

Technical drawings are usually produced in accordance with international standard sizes, such as ISO A series (A0~A4) or ANSI (ANSI A~E).

3. Drawing layout

The layout of technical drawings should be clear and clear, including title block, parts list, views, dimensioning, instructions, etc.

4. Views

Technical drawings usually contain different views such as front view, top view, section view, etc. to show various aspects of the object.

5. Dimensioning

Standard dimensioning is usually used in drawings to indicate key information such as the size, distance, and angle of the part.

6. Scale

In order to avoid drawing large-scale drawings, scale bars are usually used in drawings to indicate the size of actual objects.

7. Symbols and signs

Technical drawings use some standard symbols and signs to express specific meanings, such as weld symbols, surface roughness symbols, etc.

8. Material and process requirements

technical drawings usually include requirements for materials, surface treatment, processing technology, etc., to ensure that products that meet the design requirements are manufactured.

9. Assembly requirements

For products with multiple parts combinations, technical drawings usually include requirements such as assembly sequence and fastening method to ensure correct assembly.

10. Revision records

Technical drawings may undergo multiple revisions, and each revision should be recorded to trace design changes and the latest version.

The above are some important contents of technical drawings, and an in-depth understanding of these contents can help you better understand and apply technical drawings.

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