CADFamily.com: Butterfly Nut in SolidWorks

Figure1(Final Model)

Step1: Select the workbench

1.Launch solidworks2009

2.Select Start>new >a 3d representation.of a singe desinge compoent

3.Save file .Rename PartBody ”Butterfly Nut”

Step2:Draw the bottom of “Butterfly Nut”

1.Set the workbenth “front plane",and click theicon.Creat a new sketch1 (or click the icon) with centrepoimt arc icon , line icon sketch fillet icon , centerline icon and smart dimension icon.Look at Figure2. Don’t forget to quit the sketch workbench.

Figure2

2.Extrude.Extrude the sketch1. The path: insert>Boss/Base >Extrude (or click the boss/base Extrudeicon in the feature toolbar). Be care the direction. Take acquiescent direction.Select’Mid Plane’in the termination conditions as shown in Figure3 .

Figure3

3.Set the workbenth “front plane",and click theicon.Creat a new sketch2 (or click the icon) withline icon ,centerline icon and smart dimension icon. Look at Figure4. Don’t forget to quit the sketch workbench.

Figure4

4.Revovle.Set the sketch2. The path: insert>Boss/Base >Revovle (or click the Revovle icon in the feature toolbar). All is shown in Figure5 and Figure6.

Figure5 Figure6

5.Set the workbenth “face<1>"as shown in Figue7,and click theicon.Creat a new sketch3 (or click the icon) with circle icon and smart dimension icon. Look at Figure7 . Don’t forget to quit the sketch workbench.

Figure7

6.Cut-Extrude. Set the sketch3.The path: insert>Cut>Extrude (or click the Extrude icon in the Feature toolbar). Select’Through All’in the termination conditions as shown in Figure9. Take acquiescent direction.

Figure9 Figure10

7.Set the workbenth “face<1>"as shown in Figue7,and click theicon.Creat a new sketch4 (or click the icon) with Convert Entities icon and smart dimension icon. Look at Figure11 . Don’t forget to quit the sketch workbench.

Figure11

8.Insert Helix/Spiral Curve.The Path:insert>Curve>Helix/Spiral(or click the curve icon in the Feature toolbar).

Figure12 Figure13

8.Creat a new reference plane . Set the piont as shown in Figure14 and next click. The path : insert>reference geometry>plane.Set the acquiescent direction. Look at the Figure15.

Figure14 Figure15

9.Set the workbenth “plane1",and click theicon.Creat a new sketch5 (or click the icon) with circle icon and smart dimension icon. Look at Figure16. Don’t forget to quit the sketch workbench.

Figure16

10.Cut-Sweep. Set the sketch5 and Helix/Spiral1.The path: insert>Cut>Sweep (or click the Sweepicon in the Feature toolbar).

Figure17 Figure18

11.Fillet1 .Fillet the edges as shown in Figure19. The path: insert>Faeture >Fillet >variable radius(or click the Fillet icon in the feature toolbar). All is shown in Figure19 and Figure20.

Figure19 Figure20

12.Repeat the eleventh.Fillet2.Fillet the edges as shown in Figure19. The path: insert>Faeture >Fillet >variable radius(or click the Fillet icon in the feature toolbar). All is shown in Figure18 and Figure19.

Figure21 Figure22

13.Creat the Mirror of Fillet1 and Fillet2. The path:insert>Pattern/Mirrorn >Mirror(Or click the icon in the surface tolbar).Look at the Figure23.