Presently it is impossible to present the sphere of human activity which would not demand ability to read, that is to understand drawings, and often and to carry out them. To learn clearly and precisely it is necessary to state thoughts by means of the drawing to those people who want to have down to a science the equipment and to take active part in its development. Without ability and certain skills in drawing up drawings not to become the skilled worker, the good production master, the advanced engineer. Flat figures of the drawing, its special signs and figures help to present a spatial object almost to realities.
It is required to you
- Whatman paper, drawing tools, main knowledge of drawing up drawings
Instruction
1. To define subject to drawing.
2. To choose a leaf format according to GOST 2.301-68.
3. To choose the necessary scale of the displayed object according to GOST 2.302-68.
4. To choose necessary quantity of projections for the evident image of an object.
5. To execute creation of an object on the chosen format with observance of types of the main lines according to GOST 2.303-68.
6. To execute necessary sections and cuts for display of the separate elements of an object which are not shown on the main projections.
7. To specify the necessary sizes according to GOST 2.307-68.
8. To execute inscriptions on the drawing according to GOST 2.304-68.