DME University

How Injection Molding Systems Work

Injection Press Systems

Injection Press Systems

Injection Press Systems
Injection Press Systems

The injection molding machine’s support systems include the frame, hydraulic system, electrical system, and cooling system. These are the support systems that help run an injection molding machine.

Injection Unit

Injection Unit
Injection Unit

The injection molding machine’s injection unit includes the hopper, barrel, screw, non-return assembly, and nozzle.

Clamping Unit

Clamping Unit
Clamping Unit

The injection molding machine’s clamping unit includes the clamping system, machine ejectors, moveable platen, stationary platen, and tie bars.

Machine Controls

Machine Controls
Machine Controls

The drawing here represents a microprocessor controlled injection molding machine. The machine controls include the control panel and the computer.

Mold Base Technology

Mold Base Technology
Mold Base Technology

This section will discuss the basic machine components of the mold in an injection molding machine. It will also cover the terminology used for the mold.

Injection Molding Cycle

Injection Molding Cycle
Injection Molding Cycle

This animation illustrates the injection molding cycle. The four phases of an injection molding cycle are:

  • Clamping
  • Injection
  • Cooling
  • Ejection

Previous

Next Section

Page 2 of 2