LEGO

Infinite Combination and Permutation. Interlocking Bricks is extremely amazing.
Build what you anticipate and image.Real Finite Element Method in the visual world.
Build the bridge, skyscraper, car, airplane, helicopter, ship, train...
Ambition and imagination should not be quenched.


Design. Imagination become physical.
Flexibility in interlocking bricks is the core of the LEGO.



Injection Molding Machine is the essential way of manufacturing LEGO.
The process of transforming the physical object into the toy.
1. The German Shepherd 2.The clay (minimized the size) 3.3D Scanner
4.CAD (Computer Assist Design) 5.CAM (Computer Assist manufacturing)
6.CNC (Machine the mold) and CMM:Coordinate Measure Machine ( Inspect the mold)
7. Injection Molding Machine









3D Scanner









CAD. Parting Line.

CNC machines the mold. CAD --> CAM



Perfect on the computer model may not  fit together in the real world.
Erowa: Workholding, Measure and Robot system. Also used on the Auto Industries.



Polish the mold that gives the smooth surface.







Clutch Power
Put them together which they don't fall apart and also dismantle the parts.

From the left to the right.
The first brick is slotted. The second is hollow.
The early brick is hollow that can't hold the system very well.
And then the stud Lego brick become the versatile system.

Keep the brick constant means a lot of maintenance.











 Dice Design. Hard plastic is too noisy. The red is plastic, the black is rubber.
Get the nice sound of rolling the dice. But this is not an easy task.





It is look like Bi-Injection.

Paint







Packing




[Highlights]

[Questions]