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AutoCAD 3D Modeling Crankshaft

This AutoCAD tutorial is show you how to make 3D crankshaft with simple commands. The key point is in your imagination, because the tutorials create without the real dimensions (freestyle).

Level: Intermediate
Dimensions: Freestyle
Focus: Basic commands and improve your imagination

Transcript

00:16 Type c enter, specify first point and specify radius click on drawing area

00:20 Type l enter. Click on the right of circle object, and then move mouse cursor to the top a little sloping, click it.

00: 26 Type c enter. Select top line object and then move cursor mouse to the right, click it.

00:29 Type m enter. Select the circle, click on the left and move to the center.

00:32 Use pan command to make a better view

00:35 Type co enter, click circle object and duplicate to the right

00:41 Copy again the circle object to the top

00:44 Use pan to make a better view

00:45 Click the circle object and press delete button

00:48 Right click on snap icon, click settings. On the object snap tap, clear all and then select only tangent mode. Click ok button

00:54 Type l enter, click on the small circle and click on the other small circle

00:57 Select line object, and press delete button to delete it

00:58 Type l enter, click on the big circle and click on the small circle

01:00 Type l enter, click on big circle and click on small circle

01:02 Type ds enter, click select button and press ok

01:05 Type c enter, move cursor to center mark and you can see the intersect. Click on it and move the circle into right, click

01:13 Type l enter, click on top circle and move into bottom, click

01:17 Type trim enter, cut all in used line and arc

01:34 Use pan and zoom to make a better view

01:38 Join all objects with join command

01:42 Duplicate the object with mirror command

01:46 Use join command to combine 2 object

01:52 Use circle command to create 2 circle in center and bottom

02:07 Use 3D orbit command to make a better view

02:12 Extrude the object with extrude command

02:17 Use 3D orbit to change a view

02:18 With circle command, create a circle on face ot the object. Type c enter, press ctrl and select a face

02:26 Use extrude command to extrude the circle

02:32 Create a circle with offsetedge command. Use 3d orbit to change view and use extrude command to extrude the circle

02:51 Use scrool mouse to zoom out and extrude a circle with extrude command

02:57 Change to better view with 3Dorbit

03:00 Type offsetedge to make a circle on face. You also can combine with scrool mouse to zoom in and zoom out

03:06 Type extrude enter, type l enter to fast selection the last object

03:12 Use scrool mouse again to zoom in, and use offsetedge command to make a circle on face

03:16 Now you can extrude the circle with extrude command.

03:25 Use offsetedge command again to make a circle and then extrude it with extrude command. You also can combine with pan and zoom to make a better view

03:42 Change into left view, zoom the object and use 3dorbit to make a better view

03:39 Use copy command to copy a circle

03:55 Extrude the circle by using extrude command, next use subtract command to subtract the main object with the circle

04:07 Extrude the last circle and then move to the center of circle by using move command. You also can zoom in the object with scrool mouse

04:30 Change into left view. Slice command to slice the object

05:00 Use 3dorbit to change a view. Type ext enter, press ctrl button and select face of the circle

05:11 Change into realistic mode, and use orbit command to view an object

05:24 To smooth the object, you can set facetres to 10. Type facetres enter, and give point 10

05:27 By using fillet command, you can fillet all round of the object. Dont forget to combine with pan and zoom to make a better view

06:28 Change into 2d wireframe mode and change into left view.

06:33 Use pan to make a better view and draw line with line command

06:40 Duplicate the bottom object by using mirror command

06:48 Use pan and 3dorbit to make a better view

06:55 Draw a circle on face by using offsetedge command and zoom in and zoom out with mouse

07:07 Change into left view, using pan to make a better view and copy a line to the top of object

07:22 Use 3dorbit to change view and extrude the circle with the size same as a line

07:28 Change to left view again and duplicate the bottom object with mirror command. Dont forget to use pan to make a better view

07:48 Change into top view and use 3Dorbit. Next by using ro command, you can rotate the objects

08:00 Use 3dorbit to change view and copy objects by using copy command. Use wheel mouse to zoom out and zoom in

08:22 Change into left view, and zoom in. Use line command to make a line

08:28 Zoom out the object and use mirror command to duplicate the bottom object

08:35 Zoom out the object again and then rotate it by using rotate command

08:42 Use zoom extend and 3dorbit

08:49 Change into realistic mode and use 3Dorbit to view the object

09:04 Type rmat enter, material browser box will appear. Search your own material for the object

09:15 Select the object, right click, isolate and click hide objects

09:27 Select all object, right click on material and click assign to selection

09:34 Right click on drawing area, isolate, and click end object isolation

09:38 Search you own material, select the object and apply material

10:01 Click render tab, and click render button to render the object

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