Generally, after the ejection side is called, the nozzle side is called the front mold.
There is a special case called the male mold inverted, the ejection side is still the male mold, but the nozzle is also in the male mold.
The main professional foundation courses include:
1. Mechanical drawing and computer-aided design. It studies the principles and methods of drawing and reading engineering drawings, and lays the necessary foundation for cultivating students' drawing skills and spatial imagination ability.
2. The basis of mechanical design. It is a professional basic course for cultivating students' mechanical design ability.
3. Mechanical manufacturing technology. It is an important professional basic course that involves a wide range of subjects and is highly practical.
4. Numerical control programming and processing enable students to understand numerical control programming methods, familiar with numerical control programming instructions, be able to perform necessary process analysis and trajectory calculations for mechanical parts that need to be programmed, and complete manual programming of parts processing, machine tool operation and processing.