Search found 9 matches

[phpBB Debug] PHP Warning: in file [ROOT]/vendor/twig/twig/lib/Twig/Extension/Core.php on line 1266: count(): Parameter must be an array or an object that implements Countable
by AhmedAdel
Tue Jan 12, 2016 7:34 pm
Forum: Hardware
Topic: Top Down Accuracy
Replies: 0
Views: 7999

Top Down Accuracy

Hello All, i build Top Down DLP 3D Printer, i face a problem in Z-Axis accuracy. The error is around 0.5 mm i'm using ball screw in Z-axis, Resin is SPOTA. what's the cause of this problem? what's the solution? anyone faced or read about similar problem before?? Thanks Hint: the good dimensions meas...
by AhmedAdel
Thu Nov 26, 2015 6:32 pm
Forum: Hardware
Topic: Top down Failure print
Replies: 4
Views: 4563

Re: Top down Failure print

this my last print
by AhmedAdel
Thu Nov 26, 2015 6:22 pm
Forum: Hardware
Topic: Top down Failure print
Replies: 4
Views: 4563

Re: Top down Failure print

by AhmedAdel
Wed Nov 25, 2015 10:20 pm
Forum: Hardware
Topic: Top down Failure print
Replies: 4
Views: 4563

Re: Top down Failure print

anyone can help to identify this problem ?
by AhmedAdel
Wed Nov 25, 2015 10:19 pm
Forum: Hardware
Topic: Top down Failure print
Replies: 4
Views: 4563

Top down Failure print

Hi Folks,

i got this failure at my last print as shown in photo.

Resin is LV SpotA

Printing condition:
layer thickness = 0.1
curing time = 8s
bottom =18s
blank = 5s
Z lift = 1
speed = 100

Model: sphere 3x3x3 cm
by AhmedAdel
Sat Nov 07, 2015 1:15 pm
Forum: Hardware
Topic: Top Down 3D Printer
Replies: 5
Views: 5833

Re: Top Down 3D Printer

Hey james, i don't remember too :)

i'm using MS Resin, the previous photo attached below.
how ever i solved this problem for this part while it takes place with another parts geometry.
the parameter i changed is blank time and Z Lift speed.
by AhmedAdel
Thu Oct 22, 2015 3:55 pm
Forum: General
Topic: KickStarter
Replies: 0
Views: 13609

KickStarter

Hello Guys, what do you think the criteria of successful Kickstarter Campaigns (what are the common in the most successful 3D Printers) ? why is the most of SLA 3D Printers are Bottom-Up Not Top-down ? do you Think Top-down is promising for Kickstarter Backers? who is Customer of SLA 3D Printer?what...
by AhmedAdel
Tue Oct 20, 2015 4:21 pm
Forum: Hardware
Topic: Top Down 3D Printer
Replies: 5
Views: 5833

Re: Top Down 3D Printer

Hello Guys, Thanks for your recommendations , its all about intensity of light and exposure time. the problem is solved totally when i used low penetration resin. Now i have another Problem Look for the following photo , tell me what are the probable causes of this error. https://scontent-lhr3-1.xx....
by AhmedAdel
Tue Oct 13, 2015 9:48 pm
Forum: Hardware
Topic: Top Down 3D Printer
Replies: 5
Views: 5833

Top Down 3D Printer

Hello guys, i built my own 3D Printer using Top Down technique and i got some problems with Prints. The Printed Part as same as the design plus some excess cured resin with it like attached photos. propeller.jpg propeller 2.jpg i can't solve this Problem, i need your help to solve the problem. Top d...
[phpBB Debug] PHP Warning: in file [ROOT]/vendor/twig/twig/lib/Twig/Extension/Core.php on line 1266: count(): Parameter must be an array or an object that implements Countable

[phpBB Debug] PHP Warning: in file [ROOT]/vendor/twig/twig/lib/Twig/Extension/Core.php on line 1266: count(): Parameter must be an array or an object that implements Countable