Page 265 - 02. Subyek Computer Aided Design - Beginner’s Guide to SOLIDWORKS 2019- Level 1 by Alejandro Reyes

Special Features: Sweep, Loft and Wrap

Variable Pitch Spring

1 0.1. - For the variable pitch spring we'll start the same way and make the following

sketch in the "Front Plane." This will be the spring's outside diameter.

,- (/;.800

L

1 0.2. -While still editing the sketch, in the Features 0~ u

tab from the "Curves" drop down icon select

"Helix and Spiral"; notice it is the only option Reference Curves lnstant3D
Geometry
available.

In the Helix/Spiral command select "Pitch

}g Helix and Spiral
and Revolution" from the "Defined by:" selection

box and "Variable Pitch" in the Parameters box.

After selecting it we are presented with a table; fill in the values for the helix using

the next table. Click OK when finished to build the helix.

)g Helix/Spiral (1)
P: 0.01in ~
-+c
<./ X
-+c
P: 0.2in [;] Rev: 0

P: 0.2in ~
Defined By:
Rev: 1
Rev: 5 [_:1
Pitch and Revolution v
H: 0.0575in
H: 0.8575in
Dia: 0.8in ~
Parameters 0 .800
Dia: 0.8in ~ ~

~

-+c
Reg
P: 0.01in [;]
p Rev H Dia

1 0.01in 0 Oin 0.8in Rev: 6 [;]
2 O.D1in 0.5
H: 0.915in

EE
Dia: 0.8in

~
6 0.01in
7 O.Sin -+c

P: O.Olin EE P: 0.01in

D Reverse direction
Rev: 5.5 ~ Rev: 0.5

Start angle: H: 0.91 in H: 0.005in

190.00deg I ~
Dia: 0.8in ~ Dia: 0.8in [;]

@Clockwise
~ ~
0 Counterclockwise

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