CAD draftsman requirements

1. Learn the projection method and master the basic theories and applications of several projection methods;

2. It is very important to cultivate the spatial logical thinking and image thinking ability of three-dimensional shapes and related positions;

3. Learn the relevant national standards of engineering drawing preliminarily, and master the ability of consulting national or ministerial standards such as standard parts, standard structure, tolerance and cooperation (it is important to improve drawing skills and face specific work. ）；

4. Cultivate the basic ability of sketching by hand;

5. Cultivate the basic ability of drawing engineering drawings by computer;

6. Basic ability to read engineering drawings.

Extended data:

Projection basis: projection method, point, line, plane and three-dimensional projection.

Configuration design: conceive the shape of assembly, the basic principle of computer modeling technology, the modeling process and method of basic three-dimensional and simple assembly body according to known conditions.

expression method: expression of combined body, expression of axonometric drawing, expression of parts and assembly

drawing skills: freehand drawing method, steps and methods of ruler drawing, method of drawing projection of basic body and combined body by computer, and method of modeling basic body and simple combined body by computer.

Drawing specifications: the basic provisions of the national standards of Technical Drawing and Mechanical Drawing, CAD standards, views, drawing methods and dimensioning methods, and the reading of object projection drawings containing the above contents.

professional drawing and reading: drawing and reading engineering drawings related to this major, and correctly understanding the shape, size and technical requirements.

Reference: Baidu Encyclopedia -CAD.