Thread on a tapered surface with the Thread tool

Hello

 

I'm trying to make a tapered thread with the Thread tool but the tool asks me to select a cylindrical surface edge.

I'd like to avoid having to draw the sketch of the net profile + draw a spiral in 3D sketch + extrude in scan.

Do you have a solution?

I'm using SolidWorks 2016 and I need the 3D rendering (and not just the thread representation) because the file will be printed by a 3D printer afterwards.

 

Thank you:)

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Hello

is it for an NPT (gas) thread? If so, maybe you simply have to start from a cylinder and it is the thread function that creates the taper according to the parameters entered.

Yes it would be for conical gas indeed (although metric conic should also be possible)

That's what I imagined, that the function would take care of this but I only have 4 types of threads:

- Metric tap

- Metric Die

- Inch tap

- Inch Die

- SP400 (bottle thread)

 

No NPT on the horizon, or did I look at it wrong?

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The ones you site are in the ISO standard, look by putting the DIN standard! 

CDT

Indeed, I think you're going to have to do a sweep...

If I understand correctly, it's an external thread? So why not do it on a cylindrical patia and then do a removal of material by revolution to obtain the cone? 

For G; -> the choice between ISO and DIN is in the Drilling tool.

But I don't want an adjusted hole but a thread in the material.

For MaD:

I think it's the easiest way to get the result close, if no one has better I'll make my conical caps like that but it's going to look a bit ugly this decapitated net at the end... In addition, it is a part that clogs a pressurized water circuit, so I fear that an amputated net will create leaks.

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Hello

I see that the "thread" function is not fully accomplished then; no way to make a conical thread... DMG

Does SolidWorks 2018 or 2019 offer an improvement?

Cdt

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