The tutorial outlines the basics and structure of modern machine design, provides basic concepts and definitions related to the theory and practice of design. Attention is paid to the traditional parts of design work that are necessary when creating technological and other machines: standardization, unification, normalization, manufacturability of the design, selection of design bases, dimensional analysis, dimensioning system, assignment of tolerances, surface roughness, etc. The publication is intended for students studying disciplines related to the design of technological equipment and lines.