Before starting mold design process, designer must completed many question about all the requirements which must be filled be the product. This is typical of question:
1. Question from customer.
+ How can the product be made?
+ Is the product expected to have long time?
+ How many times product be reused?
+ How many injection machine could used this mold?
+ How long time can finish this mols?
+ How many cavity have in this mold?
+ Properties of resin?
2. Question for designer.
+ How will the product be used?
+ Where will the product be used?
+ Who will use the product?
+ How important is product appearance?
+ How will the product be shipped?
+ What method of assembly, packaging, stacking, nesting,… will be used?
+ How to design product?
+ Where doese design choose gate local?
+ How many gate, typical of gate used in this mold?
+ How to choose parting line for product?
+ How to choose draft angle of product?
+ Properties of injection machine
+ Tolerance of product
i usually use process below.