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Find the best answers to your 3D printing questions

In my country, 3d printer after tax +vat +vendor profit are expensive. I want 3d printer for my hobby such as tools, figure, toy and parts for my diy. And I think PLA and ABS are main filament to print.   I'm interesting 2 models 1) wanhao duplicator 6 ==> 910 usd pro - spare parted is common - have built in frame (can diy acrylic cover) - rigidity - there are representative sell in country.
I just got a new 3D printer and did everything to set it up.    I've been trying to print a model that is about 3.5 inches tall and every time I print, it fails.   I watched it closely today and basically when its printing what is supposed to be flat, its not, its ends up raising up and then when the extruder swings back to it, it grabs what was already printed.  
today after taking out the sd card to load with print i tried to insert it again to the printer but the click mechanism stopped working which means the slot mutters the sd out as its not clicking to make it sit inside but everything else works about the sd card, it still reads it if i push the sd card witrh my finger inside but if i want to print now i need to keep it in with my finger the whole p
Can you help? I have a 27 year-old cooker extractor hood from NEFF.  The plastic, translucent light cover is cracked and I can't get a replacement.  I thought that 3D printing might offer a solution.  I live in Leicestershire and could bring the component to you and collect upon completion within 50 mile radius. Do you think a solution like this is viable/cost effective? Photo of component is avai
Hi there, I recently purchased and built the tronxy x1 3d printer. Unfortunately,  my z axis has a problem. Whenever I try to home my z axis, the motor makes a loud sound and slowly moves down. Also when it moves down I have to poke the metal shroud around the threaded rod to get it to go down. Also whenever I try to print something, my z axis can't go up =( PLEASE HELP ME!!! 
Hi, I am trying to connect My ctc bizer running the latest Sailfish to Astroprint, i have changed the baud rate to 115200 and profile to x3g but it just trys to connect for ages and times out. Has anyone else come across this issue and have a way to fix it?   I use astroprint with my other 2 machines both of which have seperate Raspberry pi's of their own running it.  
Hello, my name is Joe Eckert and I'm the Operations Director at a small nonprofit called Access Independence that works with people with any type of disability.  In response to repeated cuts to State and Federal funds, two years ago we started a 3D services program where all revenue goes to support our disability services.  
Hello everyone. I have an issue with my printer. As you can see from the pictures, the infill is not touching the perimeter everywhere. Could you please let me know what can I do? I am using the Simplifiy 3D slicer. You can see in the photos that on the first layer everything is really smooth. But the end layer isn't. And is irregularly touching the perimeter.