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4 Design for Efficient Signing up with Can the parts interlock or clip together? Look for ways to sign up with parts without using screws, fasteners or adhesives. If you should utilize fasteners, here are a few suggestions: Keep the number, size and variation of fasteners to a minimum Use standard fasteners as much as possible.

Keep away from screws that are too long or too brief, separate washers, tapped holes, round heads and flatheads. 5 Decrease Reorientation of Components Throughout Assembly & Machining Components must be designed so that a minimum of manual interaction is necessary throughout production and assembly. 6 Streamline Number of Manufacturing Operations/Processes The more complex the process of making your item, is the more variables for mistake are introduced.

Understanding the Industrial Design Process - Moss&Schmidt

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Just consist of those operations that are vital to the function of the design. 7 Specify "Appropriate" Surface Area Finishes Unless it should be trade convention grade, go with function instead of flashy for your surface finish. BENEFIT: 4 KEY QUESTIONS ABOUT PLASTIC INJECTION MOLDING & DFM Jeff talked a great bit about plastic injection molding in the videos.

The Product Design & Manufacturing Collection

The hot plastic liquid is put into the mold, then quickly cooled. The two halves are pulled apart and there's your part. If any function in your part relocates a direction other than the pull of the mold, that will complicate the tooling and the tool will cost more.

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They can get captured in the tool and trigger damage. If the style element causing the undercut is definitely necessary it's possible to get around it by utilizing a slide, however that increases the cost of the tool. Better to eliminate the damaged by changing the style. The thick areas on plastic parts are developed that method for strength.

Sink is bad. Look At This Piece is an area of weakness in the part. Likewise, longer cycle times increase part expense, as the amount of press time to mold the part is increased. To resolve this problem, an engineer will thin a thick area out and strengthen it with ribs. Thin walls are not good either, however.