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Drawing Tolerances Fusion 360

May 22, 2020

 

In this video, we're going to learn how to make a drawing and Fusion 360, where you've got things that fit together and do account for tolerance coming up.

Hey, Tyler Beck with tech and espresso today, covering a question, popped up on the channel. It's around tolerancing. So when you design something in CAD, you can design it perfectly, right? It's not real world it's ideal. So when it comes to, you know, moving this, this will fit perfectly, even though when we look at it closely. So we hide this and measure this hole. It's 40 millimeters in diameter. And if we measure this one,

 (00:47):

same thing, 40 millimeters now. So in the real world, that doesn't work obviously, but it works great in CAD. So, um, one thing we cannot add those reference dimensions are those tolerance dimensions yet in Fusion 360. I hope someday they can. That is something that you can do and Solidworks, I think, and in vendor as well, where you can come in and add the tolerance values here. But when it comes to, um, three D printing, uh, it's a little bit different strategy. I'm gonna save that for a separate video. But when it comes to putting this on a drawing, let's look at that, create a new drawing from design, be careful about your units, right? Cause you can't really change them. I can't wait until Fusion 360 fixes that. All right. So we're going to go into millimeters, create the drawing. I'm going to drop in a view and just to make life easier. I'm going to pull that back out, back into the design, drag it out. There we go. Okay. So we're going to place a view it'll update. And just a second, once we I'm going to save it here, update it here at redraws it great. Okay. So what I want to do is create maybe a section view.

 (02:09):

So I'm going to create a section view on this view, select the view first snapping to midpoint midpoint, right? Click choose, continue place. That section view a select the section you can go to wireframe. Great. Okay. So when we place these dimensions at corner to corner, it's 40 and we'll do this one as well. It's 40. So what I want to do is do a tolerance at the dimension. What we can do is double click on a dimension. This is where we can change. The precision could add a symbol for like the diameter symbol. So I'm going to drop one of those in real quick. Great. But then I'm going to do a tolerance and maybe I'll do the limit style. So it's giving me the two, uh, you know, upper and lower possibilities of how I can manufacture this change. Precision will go to three.

 (03:06):

Both of these values need to be below 40. I know that. And so first it's that upper-level tolerance and do a negative and do 0.08. So it's dropping it. And then I'm going to do 0.1 42. Okay. So those are the two values that I can accept. This is the upper end of the tolerance range. When you measure it has to be 39.92 or smaller, but no smaller than 39.8, five eight. Right next, let's do the whole, we double click on it. I'm going to add the diameter symbol is always getting me. I'm putting it at the end instead of the beginning. And that may change this precision. We can change that precision. And now we'll add that limit value. The top end. I need it to be 40.062. We'll leave it right at 40. So why isn't it showing those trailing zeros? If I double click, that is an option. So we can come to document settings, fine. Trailing zeroes, edit that. And we can set these values here as well. So I select this display, trailing zeros. It now shows those great. If you're just getting started with Fusion 360, check out this playlist I created for you. It's to help you get started with creating new parts, with some exercises and different lessons to help brand new beginners get started, or check out this other video or check out this video that YouTube says is the best for you. Thanks for watching. See you in the next video.

 

 

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