Re: [Emc-users] printer balistics questions, unrelated to linuxcnc

2020-08-04 Thread Bruce Layne
Selecting a feature in the Tree View or Combo View windows on the left side of the FreeCAD screen and pressing the space bar to hide or show that feature works the same for me in the 0.19 app image as it did in previous FreeCAD versions.  I also tested it to ensure that it would hide and reveal an

Re: [Emc-users] printer balistics questions, unrelated to linuxcnc

2020-08-04 Thread Gene Heskett
On Tuesday 04 August 2020 16:32:45 Martin Dobbins wrote: > I probably need n!. I find I can't even make freecad-19 do what 16 can > do, make a part vanish so as to see whats behind it. The highlight > coloring works on THAT part, tap the space bar to make THAT part > vanish, and it blanks the who

Re: [Emc-users] printer balistics questions, unrelated to linuxcnc

2020-08-04 Thread Martin Dobbins
I probably need n!. I find I can't even make freecad-19 do what 16 can do, make a part vanish so as to see whats behind it. The highlight coloring works on THAT part, tap the space bar to make THAT part vanish, and it blanks the whole assembly, no matter what part I've clicked on... And it all c

Re: [Emc-users] printer balistics questions, unrelated to linuxcnc

2020-08-04 Thread Bari
On 8/2/20 9:59 AM, Gene Heskett wrote: Discussion, educational/reference URL's all welcome. FFF/FDM is inherently slow and low res. A resin printer can make those parts in minutes. The slow and cheap resin printers are under $200 USD and print an entire layer 100um thick from 4-20 seconds de

Re: [Emc-users] printer balistics questions, unrelated to linuxcnc

2020-08-04 Thread Gene Heskett
On Tuesday 04 August 2020 14:50:20 Chris Albertson wrote: > > That would quite a while. I tried by hand with a piece of 320 but > > didn't do anywhere enough damage to start helping in 15 minutes. > > Of course you can just make the hole larger in the CAD file and > reprint. But I hate to do that

Re: [Emc-users] printer balistics questions, unrelated to linuxcnc

2020-08-04 Thread Chris Albertson
> > That would quite a while. I tried by hand with a piece of 320 but didn't > do anywhere enough damage to start helping in 15 minutes. Of course you can just make the hole larger in the CAD file and reprint. But I hate to do that as then I'd not be able to re-use the CAD file for CNC milling o

Re: [Emc-users] printer balistics questions, unrelated to linuxcnc

2020-08-04 Thread Gene Heskett
On Tuesday 04 August 2020 13:23:41 Chris Albertson wrote: > On Tue, Aug 4, 2020 at 7:11 AM Gene Heskett wrote: > > On Tuesday 04 August 2020 05:23:49 andy pugh wrote: > > > On Tue, 4 Aug 2020 at 09:49, Gene Heskett wrote: > > > > And the > > > > hole size isn't shown in freecad, or I don't kno

Re: [Emc-users] printer balistics questions, unrelated to linuxcnc

2020-08-04 Thread Chris Albertson
On Tue, Aug 4, 2020 at 7:11 AM Gene Heskett wrote: > On Tuesday 04 August 2020 05:23:49 andy pugh wrote: > > > On Tue, 4 Aug 2020 at 09:49, Gene Heskett wrote: > > > And the > > > hole size isn't shown in freecad, or I don't know how to display it. > > > > You might need to measure it. As it is

Re: [Emc-users] printer balistics questions, unrelated to linuxcnc

2020-08-04 Thread Gene Heskett
On Tuesday 04 August 2020 10:27:28 andy pugh wrote: > On Tue, 4 Aug 2020 at 15:11, Gene Heskett wrote: > > Freecad doesn't show me that from the step file input either. > > https://wiki.freecadweb.org/Part_Measure_Linear ? not sure if that applies to debians version 16.0, so I've the 19 AppImage

Re: [Emc-users] printer balistics questions, unrelated to linuxcnc

2020-08-04 Thread Gene Heskett
On Tuesday 04 August 2020 05:47:46 Chris Albertson wrote: > If a 25mm cube prints as 25.04 it may not be because the scale is off. > You would only know that if you printed a second 50mm cube and it was > 50.08 My guess is that on your printer the 50mm cube would be 50.04 > Thats been my impress

Re: [Emc-users] printer balistics questions, unrelated to linuxcnc

2020-08-04 Thread andy pugh
On Tue, 4 Aug 2020 at 15:11, Gene Heskett wrote: > Freecad doesn't show me that from the step file input either. https://wiki.freecadweb.org/Part_Measure_Linear ? -- atp "A motorcycle is a bicycle with a pandemonium attachment and is designed for the especial use of mechanical geniuses, darede

Re: [Emc-users] printer balistics questions, unrelated to linuxcnc

2020-08-04 Thread Gene Heskett
On Tuesday 04 August 2020 05:23:49 andy pugh wrote: > On Tue, 4 Aug 2020 at 09:49, Gene Heskett wrote: > > And the > > hole size isn't shown in freecad, or I don't know how to display it. > > You might need to measure it. As it is STL that will end up being > vertex-to-vertex so may take a few at

Re: [Emc-users] printer balistics questions, unrelated to linuxcnc

2020-08-04 Thread Chris Albertson
If a 25mm cube prints as 25.04 it may not be because the scale is off. You would only know that if you printed a second 50mm cube and it was 50.08 My guess is that on your printer the 50mm cube would be 50.04 The printer should have both a scale factor and a bias. you would hope the scale is 1.

Re: [Emc-users] printer balistics questions, unrelated to linuxcnc

2020-08-04 Thread andy pugh
On Tue, 4 Aug 2020 at 09:49, Gene Heskett wrote: > And the > hole size isn't shown in freecad, or I don't know how to display it. You might need to measure it. As it is STL that will end up being vertex-to-vertex so may take a few attempts to find the maximum. In fact that could be part of the p

Re: [Emc-users] printer balistics questions, unrelated to linuxcnc

2020-08-04 Thread Gene Heskett
On Tuesday 04 August 2020 03:42:59 andy pugh wrote: > On Tue, 4 Aug 2020 at 01:45, Gene Heskett wrote: > > While I was out, getting a legal thing underway, the 6807 bearings > > showed up, but they do not fit, the pieces that go inside need a BIG > > hammer, and where they fit in the main body sh

Re: [Emc-users] printer balistics questions, unrelated to linuxcnc

2020-08-04 Thread andy pugh
On Tue, 4 Aug 2020 at 01:45, Gene Heskett wrote: > While I was out, getting a legal thing underway, the 6807 bearings showed > up, but they do not fit, the pieces that go inside need a BIG hammer, > and where they fit in the main body shell is too small by half a mm. What is the hole size in the

Re: [Emc-users] printer balistics questions, unrelated to linuxcnc

2020-08-03 Thread Chris Albertson
> Now if I could reduce the support fill in > the horizontal bolt holes... Those are hard to clean out. 50% is too > solid. You can do this in Cura. On the left side, after you load and select and STL object are some icons that allow you to modify the print properties if PARTS of objects. Y

Re: [Emc-users] printer balistics questions, unrelated to linuxcnc

2020-08-03 Thread Gene Heskett
On Sunday 02 August 2020 22:52:18 Gregg Eshelman via Emc-users wrote: > I use glue stick then gently wipe it around with a damp paper towel to > smooth it before I start the printer. The heating bed dries the glue. > > On Sunday, August 2, 2020, 1:15:33 PM MDT, Bruce Layne > wrote: > > On 8/2

Re: [Emc-users] printer balistics questions, unrelated to linuxcnc

2020-08-03 Thread Gene Heskett
On Sunday 02 August 2020 21:05:48 Gene Heskett wrote: > On Sunday 02 August 2020 19:48:25 Chris Albertson wrote: > > When Amazon starts their drone delivery I think I will even order > > stuff I have no use for (Children's shoes?) just so I can watch the > > drone fly in and drop the box. > > > >

Re: [Emc-users] printer balistics questions, unrelated to linuxcnc

2020-08-02 Thread Gregg Eshelman via Emc-users
I use glue stick then gently wipe it around with a damp paper towel to smooth it before I start the printer. The heating bed dries the glue. On Sunday, August 2, 2020, 1:15:33 PM MDT, Bruce Layne wrote: On 8/2/20 2:43 PM, Gene Heskett wrote: > One the right in particular, there is no room

Re: [Emc-users] printer balistics questions, unrelated to linuxcnc

2020-08-02 Thread Gregg Eshelman via Emc-users
Put the glass on and try a small test print to see what, if any, effect it has. On Sunday, August 2, 2020, 9:02:42 AM MDT, Gene Heskett wrote: Greetings all; Several question mark below. Those glass plates for my ender-3 Pro's build plate use have arrived, and I'm somewhat taken aback

Re: [Emc-users] printer balistics questions, unrelated to linuxcnc

2020-08-02 Thread Gene Heskett
On Sunday 02 August 2020 19:48:25 Chris Albertson wrote: > When Amazon starts their drone delivery I think I will even order > stuff I have no use for (Children's shoes?) just so I can watch the > drone fly in and drop the box. > > Which glue matters. I bought a few different brands at the dollar

Re: [Emc-users] printer balistics questions, unrelated to linuxcnc

2020-08-02 Thread Chris Albertson
When Amazon starts their drone delivery I think I will even order stuff I have no use for (Children's shoes?) just so I can watch the drone fly in and drop the box. Which glue matters. I bought a few different brands at the dollar store and found "Avon" brand is the best of the brands they cary a

Re: [Emc-users] printer balistics questions, unrelated to linuxcnc

2020-08-02 Thread Gene Heskett
On Sunday 02 August 2020 17:43:59 Bruce Layne wrote: > Gene:  Send me your USPS address and I'll mail you a free glue stick > that's 99.44% coronavirus free. :-) > > Or buy a glue stick on Amazon. > > https://www.amazon.com/Elmers-Strength-Washable-1-4-Ounces-E590/dp/B00 >8M56Z0O > > Coronavir

Re: [Emc-users] printer balistics questions, unrelated to linuxcnc

2020-08-02 Thread Bruce Layne
Gene:  Send me your USPS address and I'll mail you a free glue stick that's 99.44% coronavirus free. :-) Or buy a glue stick on Amazon. https://www.amazon.com/Elmers-Strength-Washable-1-4-Ounces-E590/dp/B008M56Z0O Coronavirus not withstanding, it's seldom worth me making a 15 minute trip to

Re: [Emc-users] printer balistics questions, unrelated to linuxcnc

2020-08-02 Thread Gene Heskett
On Sunday 02 August 2020 15:12:39 Bruce Layne wrote: > On 8/2/20 2:43 PM, Gene Heskett wrote: > > One the right in particular, there is no room for anything. About > > 1mm clearance between the plate and the upright carrying the PSU > > too. > > It's usually possible to pinch the wire handle on a

Re: [Emc-users] printer balistics questions, unrelated to linuxcnc

2020-08-02 Thread Bruce Layne
On 8/2/20 2:43 PM, Gene Heskett wrote: > One the right in particular, there is no room for anything. About 1mm > clearance between the plate and the upright carrying the PSU too. It's usually possible to pinch the wire handle on a bulldog clip and lift the compressed handle out of the spring s

Re: [Emc-users] printer balistics questions, unrelated to linuxcnc

2020-08-02 Thread Gene Heskett
On Sunday 02 August 2020 14:07:17 Marcus Bowman wrote: > > On Sunday 02 August 2020 13:32:03 Bruce Layne wrote: > >> I'd 3D print some low profile clips for the glass plate > > I used Bulldog clips. I cut the handles short on to of them, to stop > them fouling the uprights as the platform passes t

Re: [Emc-users] printer balistics questions, unrelated to linuxcnc

2020-08-02 Thread Marcus Bowman
> On Sunday 02 August 2020 13:32:03 Bruce Layne wrote: > >> I'd 3D print some low profile clips for the glass plate I used Bulldog clips. I cut the handles short on to of them, to stop them fouling the uprights as the platform passes through. Basically, I used 1 clip per side. Works fine. >

Re: [Emc-users] printer balistics questions, unrelated to linuxcnc

2020-08-02 Thread Gene Heskett
On Sunday 02 August 2020 13:32:03 Bruce Layne wrote: > I'd 3D print some low profile clips for the glass plate, or (my > preference) use high temperature double sided adhesive to secure the > glass plate to the print bed.  I initially thought I'd be swapping > glass beds between prints, but in pra

Re: [Emc-users] printer balistics questions, unrelated to linuxcnc

2020-08-02 Thread Bruce Layne
I'd 3D print some low profile clips for the glass plate, or (my preference) use high temperature double sided adhesive to secure the glass plate to the print bed.  I initially thought I'd be swapping glass beds between prints, but in practice, I prefer having the glass bed fixed to the printer.  K

Re: [Emc-users] printer balistics questions, unrelated to linuxcnc

2020-08-02 Thread Gene Heskett
On Sunday 02 August 2020 12:51:31 Chris Albertson wrote: > Just print a test object. If the motor misses steps you can hear it. > > Also, you can adjust the acceleration limit in Cura. I think this is > the best place to do it too. In Cura you know what you are printing > and can adjust based o

Re: [Emc-users] printer balistics questions, unrelated to linuxcnc

2020-08-02 Thread Gene Heskett
On Sunday 02 August 2020 12:10:30 Thaddeus Waldner wrote: > I’ll chime in with my 2 bits. > > One issue is whether the motors have enough torque to actually drive > the load at the specified acceleration. You probably knew that. :) > Maybe install the plate and strap a small weight to the glass to

Re: [Emc-users] printer balistics questions, unrelated to linuxcnc

2020-08-02 Thread Chris Albertson
Just print a test object. If the motor misses steps you can hear it. Also, you can adjust the acceleration limit in Cura. I think this is the best place to do it too. In Cura you know what you are printing and can adjust based on the size of the part and if it is very tall or very wide The 32-

Re: [Emc-users] printer balistics questions, unrelated to linuxcnc

2020-08-02 Thread Thaddeus Waldner
I’ll chime in with my 2 bits. One issue is whether the motors have enough torque to actually drive the load at the specified acceleration. You probably knew that. :) Maybe install the plate and strap a small weight to the glass to simulate a large print, and test it. Many of these printers use

[Emc-users] printer balistics questions, unrelated to linuxcnc

2020-08-02 Thread Gene Heskett
Greetings all; Several question mark below. Those glass plates for my ender-3 Pro's build plate use have arrived, and I'm somewhat taken aback by the mass of a 230x230mm by 4mm piece of glass. This at least doubles, likely more, the weight the y motor has to manhandle, in my mind affecting the