Maricopa Community Colleges  GTC137   19972-20086 
Official Course Description: MCCCD Approval: 07/22/08
GTC137 19972-20086 LEC 3 Credit(s) 3 Period(s)
Molding-Technical Operator Training
Safety, machine operations and production control. Activity/scheduling board and operator instruction sheet. Acceptable Quality Level (AQL) inspection. Barcodes, MATTEC reports and production sheets. Material flow, set-up and mold installation.
Prerequisites: None.
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MCCCD Official Course Competencies:
 
GTC137   19972-20086 Molding-Technical Operator Training
1. Describe safety equipment and precautions when operating molding machines. (I)
2. List and describe the three operating modes of an injection molding machine. (II)
3. Explain the functions of Production Control. (III)
4. Identify and explain the information that is displayed on the activity/scheduling board. (IV)
5. Explain the two major areas of information that are covered in the Operator Instruction Sheet. (V)
6. Describe procedures for conducting an Acceptable Quality Level (AQL) inspection. (VI)
7. List and explain the items contained on the barcode label. (VII)
8. Explain the relationship between the MATTEC (production report) and the Production Sheet. (VIII)
9. Describe the flow of material from the warehouse through the plant. (IX)
10. List and define terms related to the set-up of molding equipment. (X)
11. Describe the procedures for installing a new mold in a molding machine. (XI)
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MCCCD Official Course Outline:
 
GTC137   19972-20086 Molding-Technical Operator Training
    I. Safety
        A. Front safety gate
        B. Safety gate window
        C. Interlocks
          1. Electrical
          2. Hydraulic
          3. Mechanical
        D. Rear guard
        E. Purge guard
        F. Lifting procedures
      II. Machine Operating Modes
          A. Manual
          B. Semi-automatic
          C. Automatic
        III. Production Control
            A. Receipt of orders
            B. Scheduling of work
            C. Production
            D. Inspection
            E. Shipping
          IV. Activity/Scheduling Board
              A. Mold
              B. Color
              C. Changes
              D. Priority shipping and assembly
              E. Problem areas
            V. Operator Instruction Sheet
                A. Correct procedure
                B. Required supplies
                  1. Boxes/bins
                  2. Wheels
                  3. Lids
                  4. Bags
                  5. Clippers
                  6. Orange stick
                  7. Foam
                  8. Other
              VI. Acceptable Quality Level Inspection
                  A. Determine number of parts in container
                  B. Determine number of parts to be inspected
                  C. Inspect parts
                  D. Report bad parts
                  E. Stamp off and seal box
                  F. Document inspection
                VII. Barcode Labels
                    A. Press ID number
                    B. Job ID number
                    C. Quantity per container
                    D. Operator ID number
                    E. Lot code
                  VIII. MATTEC
                      A. Production report
                      B. Production sheet
                    IX. Material Flow
                        A. Ordering material
                          1. How
                          2. When
                        B. Delivery from warehouse
                          1. How
                          2. When
                        C. Material staging
                        D. Material replenishment
                          1. lot numbers
                          2. bailing
                        E. Runner grinding
                        F. Returning material to warehouse
                      X. Terms
                          A. Mold clamps
                          B. Fixtures
                          C. Job file
                          D. MATTEC
                          E. Mold cart
                          F. Mold tag
                          G. Nozzle tip
                          H. Purge
                          I. Q.A. job packet
                          J. Sample board
                          K. Sign-in shot
                          L. SDS (set-up date sheet)
                          M. Set-up checklist
                          N. Thermolator
                          O. Water lines
                        XI. Mold Installation
                            A. Obtain mold
                            B. Shut down machine
                            C. Remove existing mold
                            D. Set new mold
                            E. Set-up work station
                            F. Return old mold
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