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Contact Case

Contact Case . Bryan Margaria Jenna Haschets. Cavity. Core. Parting Line. Pin point gate. How we split the mold. Automatic parting line Define Chains Upper for 1-1 Lower for 2-1 Parting surface tool Select feature curve Split Select 1 st and 3 rd islands Extract . 3 plate mold.

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Contact Case

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  1. Contact Case Bryan Margaria Jenna Haschets

  2. Cavity

  3. Core

  4. Parting Line

  5. Pin point gate

  6. How we split the mold • Automatic parting line • Define Chains • Upper for 1-1 Lower for 2-1 • Parting surface tool • Select feature curve • Split • Select 1st and 3rd islands • Extract

  7. 3 plate mold

  8. Runner System

  9. Core Plate

  10. About the mold • Three plate mold • 13 in x 15 in • Pin point gate • Half-Round runner • 2 x 4 cavity layout • Blind pocket • 2 ejector pins on each side of the part

  11. Machine • Demag • model # HT120330 hydraulic • Clamp type • toggle • Clamp force • 120 tons • Clearance between tie bars • 17x17 in • Injection capacity • 14.8 in3

  12. Cost of Part • North East Average $/hr. for 100-299 ton • $40/hr • 30 sec cycle time • 8 parts $40/hr x .0083hr/cycle x 1 cycle/8 parts =$.05 a part

  13. Difficulties • Biggest Difficulties • Splitting the mold • Machine strategist • Designing pin point gate • Spacing of inserts • Tedious • Putting in 32 ejector pins

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