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Commit 2bf23167 authored by hoijui's avatar hoijui
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Removes spaces at end-of-lines for 3D printer docu

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......@@ -11,7 +11,7 @@
- Cons:
- Large Prints can get heavy and difficult for bed to move without causing build defects
- Bed needs to move in the front and back of machine, so the bed overhangs in front and back substantially. This makes machine footprint much bigger than actual print area
2. **Delta 3D Printers** has 3 stepper motors controlling linear motion up and down the tower, i.e. print head does all the movement while the build plate stays stationary. Therefore the print head, extruder and arms need to be as lightweight as possible. Print speed is also high.
- Pros:
- Has a small footprint since the build plate is stationary
......@@ -22,7 +22,7 @@
- Kinematics are difficult for firmware to calculate
- Inefficiency of height since extra height for machine required to accommodate the arms and print head.
- Circular build plate can be a disadvantage for some
-
-
3. **Core XY:** Mix between cartesian and delta in characteristics. Single stepper motor to control the Z-axis moving bed up or down. 2 Stepper motors work to create the X and Y motion. Calculations are tricky and benefit from 32bit mainboard. Also optimal when printhead and extruder have minimal mass
![Core XY Mechanism](https://www.researchgate.net/profile/Shane_Hooper/publication/346036049/figure/fig1/AS:966073641865219@1607341313422/CoreXY-Mechanism_W640.jpg)
- **Pros:**
......@@ -48,7 +48,7 @@ The other thing to be aware of is that when printing lines at 45 or 135 degrees,
In a machine with the bed moving in the Y axis, the typical end-supported guide rails will flex and the bed will move in an arc instead of a straight line. In a coreXY mechanism if you use end-supported guide rails you can have the same problem, usually to a lesser extent because of the lower moving mass in the CoreXY. It's pretty easy to build a CoreXY mechanism using fully supported linear guides in the Y axis and even in X and have very few problems with rails sagging.
In the CoreXY design, the tension of the belts plays a major role. For example, if the belts are selected from inferior material, they can stretch more quickly and therefore wear out more quickly. This often causes the 3D printer to lose accuracy after a short time.
In the CoreXY design, the tension of the belts plays a major role. For example, if the belts are selected from inferior material, they can stretch more quickly and therefore wear out more quickly. This often causes the 3D printer to lose accuracy after a short time.
[Mark Rehort's ideas of CoreXY design](https://drmrehorst.blogspot.com/2018/08/corexy-mechanism-layout-and-belt.html) - Good information on designing principles of core XY
......@@ -57,7 +57,7 @@ In the CoreXY design, the tension of the belts plays a major role. For example,
4. **H-bot** printers are similar to Core XY with the biggest difference being that CoreXY systems have two timing belts and H-Bot systems have only one. This means that CoreXY systems have less vibration and can print much more accurately and quicker than H-Bot systems.
Pros:
- Only one belt
- Only one belt
- Purely theoretically a very high precision can be achieved
More on the differences between CoreXY and Hbot [here](https://the3dprinterbee.com/corexy-vs-hbot/#:~:text=How%20do%20CoreXY%20and%20H,quicker%20than%20H%2DBot%20systems.)
......
......@@ -24,14 +24,14 @@ Preliminary research was carried out to see which open source designs and commer
3. The [Falla 3D](http://www.falla3d.com/index_en.html) is an OpenSource 3D Printer with a magnetic levitation system for the bearings of the X and Y axes. The printer is also modular (it can extrude all 3mm and 1.75 mm filaments) and is scalable.
- BOM and CAD files exist on [github](https://github.com/3dita/Falla3D)
<img src="http://www.falla3d.com/images/screenshots/45dx.jpg" width="350" height="350" style="vertical-align:middle">
- Specifications:
- Scalable up to a 90x60x60 cm printing area (Printer size 100x70x70 cm)
- Double Extruder - With a single FUM hotend, with a classic double 3mm hotend or with a 1.75 Bowden system.
4. The [D-bot Core XY 3D printer](https://www.thingiverse.com/thing:1001065) from user Spauda01 on Makerbot's Thingiverse is another solid aluminium frame design with a coreXY mechanism. The design has high community interaction and over 140 replications.
4. The [D-bot Core XY 3D printer](https://www.thingiverse.com/thing:1001065) from user Spauda01 on Makerbot's Thingiverse is another solid aluminium frame design with a coreXY mechanism. The design has high community interaction and over 140 replications.
- BOM, CAD and Build instructins (video and pdf guide) available
- Costs about 550$
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......@@ -21,7 +21,7 @@
- Cause: Loose Belts
- Solution: Tighten belts till pricking them and measuring resulting frequency with a smartphone app. A frequency between 70-80 Hz is good. Make sure both boths on the Core XY are tightened similarly and the frequencies are similar if not the same.
Note: Cheap rubber belts can stretch due to the hot atmosphere within an enclosed printer and become loose. This can be first noticed as print lines or layer seperation on part. Tighten bets like before or get genuine GATES belt. Also make sure, the printer enclosure doesn't get too hot (not higher than 30-35 deg Celsius for PLA) by using an exhaust fan on that will suck out the hot air that has risen to the top.
Note: Cheap rubber belts can stretch due to the hot atmosphere within an enclosed printer and become loose. This can be first noticed as print lines or layer seperation on part. Tighten bets like before or get genuine GATES belt. Also make sure, the printer enclosure doesn't get too hot (not higher than 30-35 deg Celsius for PLA) by using an exhaust fan on that will suck out the hot air that has risen to the top.
4. Problem: The first layer looks scratched
......@@ -30,6 +30,6 @@ Note: Cheap rubber belts can stretch due to the hot atmosphere within an enclose
- Solution 2: stop print after first layer and remove the firts layer carefully and measure the thickness with a vernier caliper or screwgauge. If the initial layer height in slicer was set at 0.3 mm and measured thickness of first layer is 0.2mm. Subtract 0.1mm from Z offset value. Current Z offset value can be determined by entering GCODE M851. Then apply new Z-offset value by entering GCODE **M851 Z##** with ## being the initial Z offset value minus the difference measured.
5. Problem: A large part is not printed evenly on plate. The first layer on one end of bed is scratched and the other end is not sticking.
- Cause: Bed is not completely flat
- Solution: Adjusting the levelling screws below bed to make sure bed is completely flat.
\ No newline at end of file
......@@ -21,7 +21,7 @@
*** Tools ***
| Allen Wrench | Flat Head Screwdriver | Cross Head Screwdriver |
| ---- | ---- | ---- |
| ---- | ---- | ---- |
| <img src="pictures/hardware_allen_wrench.png" width="350" /> | <img src="pictures/hardware_flathead_screwdriver.png" width="350" /> | <img src="pictures/hardware_crosshead_screwdriver.png" width="350" /> |
| **Allen wrench** is a tool with a hex head to tighten srews with a hex slot | **Flat head screwdriver** is a tool to tighten flat head screws which are found on the electronic wire terminals of the controller board | **Cross head screwdriver** is a tool to tighten cross head screws and found on the controller board with electronic wire terminals |
......@@ -93,7 +93,7 @@ Parts
Tools
- Set Square
- Set Square
- Allen Wrench Sizes 3 and 4 mm
Instructions
......@@ -151,13 +151,13 @@ Tools
Instructions
- Insert M3 nuts into printed Z-axis lower mounts
- Insert 2x M3x20mm SHCS
- Insert 2x M3x20mm SHCS
- Note: Do not tighten!
- Insert 4x M5x10mm BHCS
- Screw on 4x 30-M5 hammernuts
- Install Z-axis lower mount A on frame using 62mm printed template
- Tighten the 2x BHCS with 3mm allen wrench
### 2.2 Prepare lead screw bearing holders
Parts
......@@ -203,7 +203,7 @@ Instructions
- Tighten 2x BHCS with 3mm allen wrench
## 3. Dual Z drive unit (DZD)
## 3. Dual Z drive unit (DZD)
### 3.1 Assemble dual Z drive
......@@ -217,7 +217,7 @@ Parts required
- 2x smooth idler pulley
- 1x teethed idler pulley
- Nema 17 Motor
- drive pulley
- drive pulley
- 3x M3x18mm SHCS
- 2x M3x20mm SHCS
- 1100 mm long closed loop belt
......@@ -238,8 +238,8 @@ Instructions
- Step 4 - Insert idler pulleys in DZD housing
- Step 5 - Insert 1100mm closed loop belt around pulleys into housing
- Step 6 - Place DZD top cover on housing
- Step 7 -
- Step 7 -
### 3.2 Install dual Z drive on frame
Parts
......@@ -296,7 +296,7 @@ Instructions
- tighten the 2x set screws on each of the 40 teeth pulleys with 2mm allen wrench
## 4. Z-axis smooth rods
## 4. Z-axis smooth rods
Parts
......@@ -338,7 +338,7 @@ Parts
- 2x printed Z-Axis Bearing Holder A
- 2x printed Z-Axis Bearing Holder B
- 4x aluminium
- 4x aluminium
- 12x M5x10mm BHCS
- 12x 20-M5 Hammernuts
......@@ -360,16 +360,16 @@ Parts
- 4x M5x10mm BHCS
- 4x 20-M5 Hammernuts
- 8x M4x8mm BHCS
- 8x 20-M4 Hammernuts
- 8x 20-M4 Hammernuts
Tools
- 3mm and 2.5mm allen wrench
- L set square
- 3mm and 2.5mm allen wrench
- L set square
Instructions
- Prepare
- Prepare
- Align 1x 20-140mm profile and 1x 20-335mm profile and connect with 1x printed Z-axis bearing holder A
- Install 4x
......@@ -394,8 +394,8 @@ Instructions
### 6.4 Installing bed brackets
Parts
Parts
- 4x printed bed brackets
- 8x M5x10mm BHCS
- 8x 20-M5 hammernuts
......@@ -408,7 +408,7 @@ Tools
Instructions
- prepare the 4x bed brackets by inserting 1x M5x10mm BHCS and 1x 20-M5 hammernut on the closed hole of each bed bracket
- prepare the 4x bed brackets by inserting 1x M5x10mm BHCS and 1x 20-M5 hammernut on the closed hole of each bed bracket
- Use the 52.5mm printed template to install the bed brackets 52.5mm from outer profile edge and tighten the M5x10mm BHCS with 3mm allen wrench
- Insert 1x M5x10mm BHCS and 1x 20-M5 hammernut assembly into the open hole of each of the 4 bed brackets
- tighten all bolts with 3mm allen wrench
......@@ -449,14 +449,14 @@ Instructions
Parts
- Preassembled build platform
- Preassembled build platform
Instructions
- Insert the pre-assembled build platform into the 8mm Z-axis smooth rods
### 6.8 Installing lead screw nuts
Parts
- 2x Trapezoidal Lead Screw Nuts
......@@ -475,7 +475,7 @@ Instructions
- Insert 2x M3x12mm SHCS into holes of each lead screw nut and fasten with M3 nuts on bottom side
## 7. Z-axis upper mounts
### 7.1 Prepare Z-axis upper mounts
Parts
......@@ -511,7 +511,7 @@ Tools
- 2.5mm and 3mm allen wrench
- 70mm printed template
- 85mm printed template
Instructions
- Insert 2x M5x12mm BHCS and 2x S8-M5 hammernut assembly into frame; one for each upper mount.
......@@ -519,7 +519,7 @@ Instructions
- Tighten the M3x25mm SHCS in the Z-axis upper mounts to secure the Z-axis smooth rods
- Use the 70mm printed template to align printed upper Z mount A to front side of frame
- Tighten the M5x12mm BHCS with 3mm allen wrench
- Align the Z-axis upper mount B using the 85mm printed template to measure 85mm from the printed Z upper mount A
- Align the Z-axis upper mount B using the 85mm printed template to measure 85mm from the printed Z upper mount A
- Tighten the M5x12mm BHCS with 3mm allen wrench
## 8. Y-axis Left and Right
......@@ -528,7 +528,7 @@ Instructions
Parts
- printed XY Idler - Left
- printed XY Idler - Left
- 2x M3 nuts
- 1x M3x20mm SHCS
- 1x M3x30mm SHCS
......@@ -541,7 +541,7 @@ Tools
Instructions
<img src="pictures/yaxis_l_xyidler_b001.svg" width="600" /> <br>
<img src="pictures/yaxis_l_xyidler_b001.svg" width="600" /> <br>
- Step 1 - Insert 2x M3 nuts into printed XY Idler bracket
......@@ -591,7 +591,7 @@ Instructions
Parts
- printed XY Idler - Right
- printed XY Idler - Right
- 2x M3 nuts
- 1x M3x20mm SHCS
- 1x M3x30mm SHCS
......@@ -623,7 +623,7 @@ Parts
Tools
- 1.5 and 2.5mm allen wrench
- Vernier Caliper
- Vernier Caliper
Instructions
......@@ -651,7 +651,7 @@ Parts
Tools
- 1.5 and 2.5mm allen wrench
- Vernier Caliper
- Vernier Caliper
Instructions
......@@ -747,8 +747,8 @@ Instructions
5. X-Carriage Assembly
1. Printed X-Carriage (1)
2. Belt Tensioners (4)
3. Belt Clamp (1)
4. Belt Clamp + X Cable Chain Connector (1)
5. 3mm dia 12mm long Dowel Pins (4)
......@@ -888,10 +888,10 @@ Instructions
Parts
- Prepared XY Cable Chain
- Y Cable Chain to Frame Connector
- Y Cable Chain to Frame Connector
- 2x M3x8mm SHCS
- 2x M3 Nut
1. X Cable Chain to Extruder Connector
1. X Cable Chain to Extruder Connector
1. M3 Nut (2)
2. M3x6mm SHCS (2)
3. M3x14mm SHCS (2)
......@@ -904,12 +904,12 @@ Parts
- Parts required
- Instructions
1. 24V Power cables from PSU => MKS Sbase
2. Heatbed power cables => MKS Sbase
3. Hotend power => MKS Sbase
4. Part cooling fan => MKS Sbase
5. hotend Fan => 12V power supply
5. hotend Fan => 12V power supply
6. Heatbed thermister => MKS Sbase
7. Hotend thermister => MKS Sbase
8. 4x Stepper Motor => MKS Sbase
......@@ -945,7 +945,7 @@ Instruction
- Attach LCD bottom cover to LCD top cover with 4x M3x4mm SHCS and 2.5mm allen wrench
- Install 2x M5x12mm BHCS and 2x 30-M5 hammernuts on LCD bracket and install on frame with 3mm allen wrench
## 18. Exhaust Assembly
### 18.1 Prepare exhaust assembly
......@@ -965,7 +965,7 @@ Parts
Instructions
- Insert 5x Heatset inserts
- Insert 5x Heatset inserts
### 18.2 Mount Exhaust on frame
......@@ -1012,7 +1012,7 @@ Parts
- 1x printed door handle top
- 1x drinted door handle bot
- 3M VHB double sided tape
Tools
- Cutter
......@@ -1032,7 +1032,7 @@ Parts
- Top Panel
- Bottom Panel
- 12x printed mid clips
- 16x printed corner clips
- 16x printed corner clips
......@@ -1047,7 +1047,7 @@ Parts
## Reference
1. Single Motor Z Drive Assembly
1. Single Motor Z Drive Assembly
1. Printed Housing (1)
2. Printed Cover (1)
3. M3 Nut (4)
......
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