Injection Mold Set-Up Training

(NOTE:  The generic outlines found on this website are provided solely as examples of what a particular individual course might offer.  Remember, we will work with your company to custom design each course to fit your particular situation.)

Safety Considerations

          Clothing

                    Safety Glasses/Footwear/Ear Protection/ Long-sleeves/etc.

          Tool Use

                    Brass Tools/mallets/Wrenches/Sprue Pullers/etc.

          Machine Safety Interlocks

                    Electrical/Hydraulic/Pneumatic/Mechanical/Physical

          Forklift/Hoist Safety Issues

                    Chain/Hook/Eyebolt/Capacities/Hook-Up/Balance/Mold Weight

 

The Mold

          Mold Components and Functions

          Clamping Plates (Top/Bottom)

          Locating Ring

          Sprue Bushing

          Leader (Guide) Pins and Bushings

          Inserts (Cavity/Core)

          Ejector Return Pins (Push Pins, etc.)

Springs/coil

Sprue Puller

Ejector Pins

Ejector Plate/ Retainer Plate (or Stripper Plate)

Ejector Housing (Ejector Rails or Parallels)

Support Pillars

Stop Buttons

A-plate/B-plate

Support Plate

Waterlines

Lift Strap

 

Mold Types and Options

          2-plate and 3-plate Molds

          Slides/Horn Pins/ Heel Blocks

          Hydraulic Ejection (includes Side-Mounted Cylinders)

          Hot-Runner Manifold and Hot-Tip Drop

          Valve Gated Hot Drop

 

Misc.

Sprue/Runners/Gates

Parting Line

Venting

 

Clamping Unit (Straight hydraulic claming units only)

Components and Functions

Moveable and Stationary Platens

Tie Rods and tie Rod Nuts

Hydraulic Clamping Unit and Operation

Pre-Fill Tank

Main/Booster Rams

Pre-Fill Valve

Describe “One-Cycle”

 

Operation

Setting Clamp Action

Opening (breakaway/fast/slowdown)

Closing (fast/slowdown) also Mold Safety (Mold Protection)

Setting Clamp Tonnage

Setting core Pulls/Sets

 

Injection Unit (just for “ Carriage” Movement and Temperature Changes only)

Components

Heat bands and Thermocouples

Nozzle and Nozzle tips

Operation

Sled Movement (zeroing)

Changing Temperatures

 

Machine Control

Three Modes of Operation

Manual Controls

Introduction to the Controller

Intro to the Keypad

Intro to Screen Layout

Making Changes

 

Ancillary Equipment (Hook-ups and Operations)

Flow Control Valves (Rotometers for Water Flow Control)

Mold conditioners/Chillers

Temperature controllers (for Hot Drops)

 

Procedures (actual demonstration with employee participation)

Present a Safe and Proper…

…Machine Start-Up Procedure

…Mold Pulling Procedure

…Mold Setting Procedure

…Machine Shut-Down Procedure

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