basic tutorial to CAM feature

basic tutorial to CAM feature

Anonymous
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Message 1 of 19

basic tutorial to CAM feature

Anonymous
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Hello, My name is Manuel are Italian so excuse my English Google  Smiley Very Happy
I'm looking for a guide a pdf or something that explains the basic steps to use the CAM feature Fusion ..
I made a small cnc / pantograph for cutting wood HERE
I adjusted the electronics, the software for running the gcode..but I lack the method to create the gcode

 

 

Someone can indicate the basic elements that I have to set?

Maybe a pdf showing the various windows in which is set the tool and what you need ...

 

Thanks

Manuel

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Message 2 of 19

George-Roberts
Collaborator
Collaborator

Hello,

 

There are multiple tutorials online for Fusion 360 CAM. Lars has a good tutorial series here: https://www.youtube.com/watch?v=Qmx5DUvvmxI&list=PLmA_xUT-8UlK9rndthGGHsjjnZtPO8XRV

 

You may also need to get a post processor created for your controller. If you post some information / sample files, I could look into which post would be a good starting point

Message 3 of 19

Anonymous
Not applicable

George thanks for the link


3 videos that Lars has published a summary, if I understand 2 working methods

  • Facing
  • 2D Adaptive
    correct?

 

Facing to work a single face of my material without touching the edge of the same

2D adaptive if I derive from my piece a completely different pattern shape and dimension other than raw?

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Message 4 of 19

George-Roberts
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Collaborator

Apologies, i'm not sure i understand... The facing operaiton is usually used to remove excess top stock to bring the stock level with the model. The adaptive operation can be used for pockets / areas that you want to machine.

Try this one: https://www.youtube.com/watch?v=_nb1VNnz4Uc&index=6&list=PLmA_xUT-8UlK9rndthGGHsjjnZtPO8XRV or head to the Fusion tutorials here: http://fusion360.autodesk.com/learning/learning.html?guid=GUID-56C889A1-B7DD-48B9-9701-317CAAEDDF8F

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Message 5 of 19

Anonymous
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I watched the first 3 videos of Lars ... I understand now that he had said something stupid.

 

 

Facing: allows roughing / remove more material from the upper part of my piece, bringing the correct height

 

2D Contour feature allows me to work outside my piece reducing it in size or otherwise removing the outer part of useless material

 

Adaptive 2D and Pocket allow machining as slots, and internal excavations ....

Now I understand something right? : D

 

I seem to have realized that 2D Pocket is a feature to enhance the work of the Adaptive .. am I wrong? how to choose between the two functions?

 

Thanks 🙂

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Message 6 of 19

HughesTooling
Consultant
Consultant

Pocket is a bit misleading as you can use it to machine the outside of a boss as well, like this.

Capture.PNG

 

It will even machine the pocket and the outside in one op.

Clipboard02.png

 

It sees the blue shaded area as material that need to be removed, clicking the red arrows changes the side to machine.

Clipboard03.png

 

3d adaptive will give you more options, here 1 op does the facing and machines the outside and pocket!

Capture04.PNG

 

File's attached so you can see how the ops are setup, to open in Fusion use New Design From File on the file menu.

 

Mark

 

Mark Hughes
Owner, Hughes Tooling
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Message 7 of 19

Anonymous
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thank you Mark

Essentially, there isn't only one operation for each job ... as I understand it from your example you can run multiple removal under a single function or even replace the function Facing with another (complementary) right?

 

in the file you've attached to me now I understand the function of Facing (you need to take away the high unnecessary part) and then with the 2D adaptive I can perform the function of Contour and central excavation in a unique op. there are now?

 

if I have a panel with height 10 mm and my model has to be 10mm in height do not make facing .... while if it has to be high in the Setup I will have 8 Stock - Top Offset 10 (2mm will be removed) ?

 

For every new job I have to do a new setup in which the tool set, the size of the material on which I have to work and the orientation of the axes ....

After the setup I sceglire operations to do as in your temp files


I hope I understood 🙂

 

ATTACH Facing test

 

Message 8 of 19

HughesTooling
Consultant
Consultant

bossmanu wrote:

 

if I have a panel with height 10 mm and my model has to be 10mm in height do not make facing .... while if it has to be high in the Setup I will have 8 Stock - Top Offset 10 (2mm will be removed) ?

 

ATTACH Facing test

 


 

You are correct you don't need a face operation if the material is the correct thickness to start with.

 

I took a look at your file and it's OK but don't be afraid of using the 3d Adaptive as in some circumstances it does a better job. In your file the top of the round pocket is left unmachined, that might be OK but if you want all of the level machined, 3d Adaptive does the whole level.

 

2d Adaptive

Capture04.PNG

 

3d Adaptive.

Clipboard03.png

 

I've attached the file with both versions. See setup2 for 3d.

 

Mark

 

Mark Hughes
Owner, Hughes Tooling
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Message 9 of 19

HughesTooling
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I just took a look at how you setup the facing op and noticed you've activated Tool Orientation, you only need this if you have five axis. The orientation of the part is done in the setup so for 3 axis you should leave this unselected.

Clipboard03.png

 

Also I just remembered how to use 2d Adaptive to machine a face with pockets, select the face under Geometry and activate Stock Contours.

Capture04.PNG

 

Gives the same toolpath as 3d!

Clipboard02.png

 

Mark.

Mark Hughes
Owner, Hughes Tooling
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Message 10 of 19

Anonymous
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I just took a look at how you setup the facing op and noticed you've activated Tool Orientation, you only need this if you have five axis. The orientation of the part is done in the setup so for 3 axis you should leave this unselected.

 

Now I've found you, my cnc is only 3 axes then no flag on the tool orientation

 

I modified the adaptive function and changed tool and this is the result .. better?

Schermata 2016-03-12 alle 15.52.31.png

 

But when facing I noticed that the material is not removed throughout ... it's just a matter of tool / tip setting?

Schermata 2016-03-12 alle 15.54.04.png

 

I updated the file as his kind guidance and added the last part ..
Did this I just have to mill the outside

 

you could, if you are not noise control my new version of the file?

 

OF COURSE I HAVE USED TOOLS RANDOM ... I'll have to set the tool correctly that I have with the measures ... once translated entries: D

 

Schermata 2016-03-12 alle 16.06.28.png

 

 

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Message 11 of 19

HughesTooling
Consultant
Consultant

To fix the problem with the facing op unselect the contour, you selected the edge of your model and it's smaller than the stock. Leaving it blank makes the op use the stock from the setup.

Clipboard02.png

 

Some materials need to be climb cut and an option is to face using 2d adaptive like this.

Capture5.PNG

 

I've attached your file with the Face op fixed also added AdaptiveFace op use 2dAdaptive to demonstrate facing with adaptive.

 

Mark

 

 

Mark Hughes
Owner, Hughes Tooling
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Message 12 of 19

Anonymous
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Some materials need to be climb cut and an option is to face using 2d adaptive like this.

 

I'm sorry if I repeat myself but the translation I do not want to be wrong ... with what he wrote he means that, for many materials it is convenient to use the FaceAdaptive function to improve the flatness of the piece?

 

last question..when I use the flag of stock contour? only when the simulation is incomplete parts?

 

thank you very much for the time dedicated to me

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Message 13 of 19

HughesTooling
Consultant
Consultant

Here's some info on climb vs conventional milling.

http://www.cnccookbook.com/CCCNCMillFeedsSpeedsClimbConventional.htm

 

Not sure what you're asking with your last question. You'd leave Stock Contours unselected to machine the whole top face of the stock. If you have small areas to machine on your model you can select the surface edges.

Clipboard02.png

 

Capture5.PNG

 

Mark

Mark Hughes
Owner, Hughes Tooling
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Message 14 of 19

Anonymous
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I try to explain

 when I have to select the stock for the op Facing, I select the perimeter of the rectangle at the top ... not the perimeter of the hexagon and octagon .. and me this advice in case of large surfaces right?

In the case of small areas I have to select the higher perimeters?

 

my previous question was how to create loop Adaptive Face you have saved in the attached file ...
If I understand correctly, you have made the 'AdaptiveFace to remove everything that the normal Facing has not removed. when I can select contour?

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Message 15 of 19

HughesTooling
Consultant
Consultant

@Anonymous wrote:

I try to explain

 when I have to select the stock for the op Facing, I select the perimeter of the rectangle at the top ... not the perimeter of the hexagon and octagon .. and me this advice in case of large surfaces right?

In the case of small areas I have to select the higher perimeters?

 

 

If the stock is bigger than the model you don't select anything and the facing op will machine the whole stock area. 

 

 


@Anonymous wrote:

 

my previous question was how to create loop Adaptive Face you have saved in the attached file ...
If I understand correctly, you have made the 'AdaptiveFace to remove everything that the normal Facing has not removed. when I can select contour?


 

Using adaptive clearing to face the top surface is just another option, use the one that works best for the material you're working with.

 

Mark

 

Mark Hughes
Owner, Hughes Tooling
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Message 16 of 19

Anonymous
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If the stock is bigger than the model you don't select anything and the facing op will machine the whole stock area. 

 

So I have to select the stock only if the piece has the right height ... otherwise do not select anything the program already understands how high removal? is this what you mean?

 

Facing and Adaptive Clearing are two operations that essentially perform the same lavoro..e if I translated well 😄 , the sceglire advice me what will work best right?

 

for example I would like to cut this model

 

What would be the best method that you advise me?

Facing to level the surface without selecting a stock and then 2d Adaptive selecting the outside and the slots? (Ignoring holes)

 

Thanks Mark

 

Schermata 2016-03-14 alle 13.22.35.png

 

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Message 17 of 19

Anonymous
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Enclose the file  Test1

 

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Message 18 of 19

HughesTooling
Consultant
Consultant

@Anonymous wrote:

If the stock is bigger than the model you don't select anything and the facing op will machine the whole stock area. 

 

So I have to select the stock only if the piece has the right height ... otherwise do not select anything the program already understands how high removal? is this what you mean?

 

Facing and Adaptive Clearing are two operations that essentially perform the same lavoro..e if I translated well 😄 , the sceglire advice me what will work best right?

 

for example I would like to cut this model

 

What would be the best method that you advise me?

Facing to level the surface without selecting a stock and then 2d Adaptive selecting the outside and the slots? (Ignoring holes)

 

Thanks Mark

 

Schermata 2016-03-14 alle 13.22.35.png

 


 

The best advice for something like that is use material that is the correct thickness and don't face it at all. When you design the part check what material is available and work around that.

 

Mark

Mark Hughes
Owner, Hughes Tooling
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Message 19 of 19

Anonymous
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Now to be able to generate produce that piece I can generate the gcode and upload it to a final control right software?

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