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Hephaestus-1v2

title: "Hephaestus-1v2" description: "A Core XY Printer with a z axis tilt" Made by : Boa_N

Total Time: 7 hours

Goals and Requirments

  • Idk if i wanna do 235x235 or 220x220
  • CoreXY
  • Encolsed
  • Z Tilt bed
  • Compressed into a small footprint ~360x360x470 mm or ~14.17x14.17x18.5 in
  • I would like to design a pcb for this project

info

This version was built with the old parts of Hephaestus-1 an broken Ender 3V3 and a few new parts

log

  • Feb 21st - Feb 24th Toolhead Work Time: 2.5 hours

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  • Feb 25th - Mar 1st Main Body Overall Design Time 3.5 hours

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------------------| OLD VERSION |------------------

Hephaestus-1

title: "Hephaestus-1" description: "A Core XY Printer" Made by : Boa_N

Total time: 145 hours 50 mins (Idk how accurate this is probably pretty close tho)

  • I have a 3D printer or will be getting one before March 21st (friend)

Hephaestus is the god of artisens and craftsman. with this printer I want to be able to create cool things just like a artisen or craftsman would.

Nicknamed "fire hazard"

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Goals and Requirments

  • standard 235 x 235mm
  • CoreXY
  • Enclosed
  • at least 150mm/s
  • Klipper
  • Open-Source
  • won't burn my house down (I hope)
  • Rigid for good printing qualtiy
  • A Cool Logo Embossed somewhere
  • RGB lights

Helpfull Resources

BOM (Bill Of Materials)

Name Price Amount Total Price Link Quanity Notes
Sherpa Extruder 36.89 1 36.89 link 1
E3D V6 13.5 1 13.5 link 1
mini fan 2-pack 10.99 1 10.99 link 2
linear rail guide 2pc 35.99 1 35.99 link 2
Timing Belt 5M & pullys 16.99 1 16.99 link 7
Al Exstrusion 2020 400mm 8pc 26.99 1 26.99 link 8
SKR Mini BigTree V3 39.99 1 39.99 link 1
Nema Stepper Moter 3PC 16.1 1 16.1 link 3
Hot Bed 18.59 1 18.59 link 1
BedScrews 11.69 1 11.69 link 0
EndStops 8.99 1 8.99 link 6
Lead Screw 9.99 1 9.99 link 1
Power Supply 20.66 1 20.66 link 1
Rasbery Pi 24.99 0 0 link 1
PTFE Tubes 8.99 1 8.99 link 1
1 Stepper moter 6.99 1 6.99 link 1
M3-Screws 9.99 1 9.99 link 800
M5-Screws 9.99 1 9.99 link 200
M3-M5 heated Inserts 15.98 1 15.98 link 420
Linear Motion Rods 4pc 400mm 16.99 1 16.99 link 2
Build Surface 0 1 0 link 1
Logitech quickcam 9000 10.99 0 0 N/A (its too old) 1
Linear Bearing 8.99 1 8.99 link 2 I know it is old but its what I have
Plywood 21.23 0 0 link 1
SprayPaint 5.98 0 0 link 1
PCB 10 0 0 N/A (I made it) 1
Lights 13.99 1 13.99 link 1
Needed 359.27
Total 432.46 1467

Log

Research and Initial Design

Day 1 - 3

Feb 15 - Feb 17 2025

3 hour 20 min

Over the first three days, I conducted extensive research on 3D printer fundamentals and began planning the project. With very limited experience in 3D printing and no current access to a printer, I focused on understanding core design principles. I decided on using a CoreXY system and developed a project logo while outlining the initial design plan. To simplify the build and enhance manageability, I established some base requirements and identified components that would make construction easier. After evaluating different control boards, I settled on the SKR E3 V3 Mini, running Klipper on a Raspberry Pi 5, which I already had on hand.

CAD Design

Day 4 - 16

Feb 18 - Mar 2 2025

55 hours 30 min

This was a long process, as I had never designed such a complicated system before. I used Fusion 360 for the design. Initially, I started with the frame using 4040 extrusions but later switched to 2020 extrusions to reduce costs. I designed the print head and Z-axis last, as they were among the most complex parts. The print head, in particular, was challenging because it required multiple intricate components to fit together precisely. Throughout the process, I faced many challenges—most of the parts I initially selected were the wrong size or too expensive, forcing me to refine the model multiple times. Despite these difficulties, this project taught me a lot about designing complex systems.

  1. I started by working on the frame. I started the frame using 4040 extsrusion until I relized its like a 40 dollar diffrince if I use 2020 extrusions which I found way later. 10 hours

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  1. I worked on mounting the moters. I chose to put the moters on top of the extrusions for a "cleaner" look. turns out this makes the entire printer much harder to design. This includes the carriage and belt system. This took around 12 hours

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  1. I created the printer head which took way longer than I want to admit to start. I have never designed something like this before which was a major challange. It is very hard to design around multiple diffrint parts and get them to fit all together however I did get it to work. This took around 12 hours.

image

  1. I added the z-axis moter and the base plate. The printer will have around a 250x250 build area. I had a hard time creating a part that would support the plate in all the places it needed to. This part was not that hard to create. 5.5 hours

image

  1. I worked on adding some cosmetic feauters to give my printer a clean look. I also added some areas to allow for airflow to go over the electronics inside. I added that can hold lights that will be added later and connected to the rasbery pie. I also added a box around the pcb and base for a cleaner astetch. 4 hours

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  1. At the end I just did some genral work to make evreything cleaner and work better this took the rest of the time on the cad design. 12 hours

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BOM

Day 17 - 23

Mar 3 - Mar 15 2025

15 hours

Day 17 to 23, I compiled a detailed Bill of Materials (BOM), focusing on cost-effective sourcing strategies. To reduce expenses, I opted to 3D print some parts while using plywood for others due to its strength compared to printed components and its affordability relative to metal alternatives. Most of the required parts were sourced from Amazon to take advantage of cheap shipping and fast delivery. The process of finding affordable yet high-quality components took considerable time, but it ensured that the build would be both efficient and budget-friendly.

BOM image

PCB

Day 24 - 25

Mar 16 - Mar 17 2025

4 hours

On day 24, I designed a custom PCB to serve as a control panel mounted on the front of the printer. This board features an OLED screen for displaying information, four integrated buttons housed within a shell, and connection pads for linking it to the Raspberry Pi. The PCB design enhances the user interface and accessibility of the printer, ensuring a smoother operation experience.

image image

assembly

Assembly happend in 3 stages

  1. building the base - 10 hours
  2. reprinting evreyting 20 times - 24 hours 150+ hours printing
  3. getting the thing to move correctly - 6 hours

building the base/frame

When I was building the frame I put it onto the wood however the wood started to warp becuase I did a bad job cutting it with a jigsaw so I eventualy had to remove that part as it warped. The frame however worked well and was pretty easy to put together after I cut the alumuinum extrusions. there is a slight problem about not being level but I can put a small messed up print and it fixes it

Printed Parts/Smaller Mechanisms

This step took up the most time as I had to spend days upon days reprinting parts. I eventualy got up to around 250 hours on my printer. most parts wouldn't work in the first try so I would reprint it then try again. A huge amount of the parts I bought did not imedieatly work so I had to change my design and reprint a ton of parts.

software and movment

The software was the eseiast part to build. I used the klipper firmware with some smaller changes to allow the printer to work. Seeing the printer come to life and first move was my favoruite part. I was so exicted to see my design working it didn't take much longer to get the printer to print. However it started to skip and after a lot of tightning parts it worked well I got a very good looking benchy that compares to the kobra 3 I used to print parts.

20250417_101342 20250415_152838 20250413_210253 20250413_210245 20250413_185053 20250516_003422 20250513_212002 20250512_095726 20250512_084633 20250511_160051 20250504_211552 20250429_202154 20250424_071729 20250422_081415 20250418_225720 20250418_130429 20250418_130427 20250413_205937 20250515_224144 20250513_070559 20250512_163205 20250504_154426 20250422_081421 20250415_150342 20250515_223249 20250513_201526 20250513_201523 20250513_070743 20250513_070740 20250513_070736 20250512_163207 20250512_102604 20250511_212705 20250511_212353 20250511_163502 20250511_162944 20250510_165946 20250509_173830 20250508_075056 20250501_205331 20250426_221215 20250422_184941

Final Designs

CAD

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BOM

image BOM### PCB image image

Extra Images

  • HephaestusLogo
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Extrusion Lenghts

5x 320 mm 32 cm 12.5984 inchs 2x 100 mm 10 cm 3.93701 inchs 2x 440 mm 44 cm 17.3228 inchs 2x 490 mm 49 cm 19.2913 inchs

Printed parts

2x side pecies 2x head rail holders 1x front head

1x back head 2x moter mounts 4x top holders 2x rail covers

the diffrince is like 80mm

About

My Homemade 3D printer. It looks kinda bad but hopefully it works

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