3d engineering drawing

8/16/2019 3D Engineering Drawing

1/23

3 D E N G

I N E E R I N G

D R A W

I N G S

T O Y I N

G W I T

H T E C

H N O L O

G Y


2/23

WHY IS DRAWING IMPORTANT?

• Communication

•

Ideas• Parts/Assemblies

• Dimesi!s ad "its


3/23

WHY I LI#E DESIGN

• Engineering without technical theories and equations

• Creative

• Enjoyable


4/23

COMP"TER AIDED DESIGN $SOLIDWOR#S


5/23

STARTING O"T

• You can’t just jump into creating on the computer….

• You have to start by hand!!


6/23

ENGINEERING PAPER

• English vs. Metric nits

• Cartesian vs. E%ieeri% vs. sometric


7/23

&IS"ALI'ING IN 3D

• "a#e $ to % &uplo 'egos and put them together however you

li#e• (isuali)e clear bo* around your structure

• &raw each side o+ the ,bo*- on the bo* template on yourtable

• old and tape into bo* +ormation

•

&oes it resemble actual structure/


8/23

DRAWINGS AND COMM"NICATION

• ind someone in the room to trade bo*es with

• Can you build each other’s structure/

• 0hat was easy about building the new structure/

• 0hat was di1cult about building the new structure/

• 0hat could have improved your build/


9/23

ENGINEERS DON(T DRAW ON )O*ES

• 'et’s 2nd a way to 3atten that bo*

• 4hade in the +ollowing sides on your bo* with the crayons atyour table5

• T!+ , red

• Pi-. t! ad0a-et sides t1at als! t!2-1 t1e t!+ , Ma.e !e bl2ead !e ell!


10/23

ENGINEERING TECHNICAL DRAWINGS


11/23

ISOMETRIC &IEWS

• &rawing

loo#ing atcorner o+,bo*-6 notstraight on+ace


12/23

A LITTLE GEOMETRY

1tt+4//5mr$d$$t5-!52./is!metri-51tm

http://www.mr-d-n-t.co.uk/isometric.htmhttp://www.mr-d-n-t.co.uk/isometric.htmhttp://www.mr-d-n-t.co.uk/isometric.htm


13/23

A DRAWING DEMONSTRATION

7 8 &raw 4ide 4hape

9 8 :roject Corners ;ac#ward

$ < &raw ;ac# 4hape

http5==www.youtube.com=watch/v>?;uh@a@:Y+A

http://www.youtube.com/watch?v=ZBuhGaGPYfQhttp://www.youtube.com/watch?v=ZBuhGaGPYfQhttp://www.youtube.com/watch?v=ZBuhGaGPYfQ


14/23

PRACTICE ISOMETRIC DRAWINGS

• Cube 8 % * % * %

• Cube 8 B * B * B• ectangular :rism 8 D * $ *

• ectangular :rism 8 $ * F * $

• "riangular :rism < ight triangle with legs > 6 depth > $

• :yramid 8 ;ase > D squares

• Cut 7I squares6 top row > D squares

• Challenge5 Cube 9 * 9 * 9 with pyramid on top


15/23

6INISH THAT TECHNICAL DRAWING

&raw your &uplo Masterpiece on the isometric view o+ your

technical drawing


16/23

LET(S TRADE AGAIN

• ind someone new and trade again

• ;uild their structure

• 0as one drawing type easier than the other/


17/23

TECHNICAL DRAWING SYM)OLS

• nderstanding 4ymbols5

http5==www.wiscEJ@7I9KD

http://www.wisc-online.com/Objects/ViewObject.aspx?ID=ENG16204http://www.wisc-online.com/Objects/ViewObject.aspx?ID=ENG16204http://www.wisc-online.com/Objects/ViewObject.aspx?ID=ENG16204http://www.wisc-online.com/Objects/ViewObject.aspx?ID=ENG16204


18/23

TECHNICAL DRAWING LINES

• nderstanding 'ines5http5==www.wiscEJ@7IKKD



19/23

TECHNICAL DRAWING DIMENSIONS

• nderstanding dimensions5http5==www.wiscEJ@7I7KD



20/23

A LITTLE E*TRA &IS"ALI'ATION

http5==www.wiscEJ@7FDKD



21/23

CHALLENGE )"ILD


22/23

WHY THIS IS IMPORTANT TO YO"

• mprove accuracy

•uture :rojects

• R2be G!ldber%

• )!at A-ti7it

• Le%! E%% Dr!+


23/23

ASSIGNMENT

• &raw an item in your#itchen.

• nder the assignmentstab

• 0ill turn in by hand

• &ue5 4eptember 7th

3d engineering drawing

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