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1. ms L VAS Iie D A ala i UE dl EEG EEE user manual BCN3D Gunbaci cim tS BARCELONATEGH INDEX 1 PRIOR INFORMATION Specifications FFF Technology Compliance Safety Safety Warnings 2 SETTING UP YOUR BCN3DR Tools and accessories BCN3DR diagram 3 STARTUP PROCESS Calibration Loading filament Working with your BCN3DR 4 LCD CONTROL Home screen Home menu 5 STL FILES Obtaining STL files Editing and repairing an STL file Netfabb interfance Repairment Orientation and move home G CODE generation Slic3r configuration Slic3r first steps Transfering our G Code to the BCN3DR 6 PRINTING FROM USB AND SD CARDS 7 FILAMENTS PLA 8 FIRMWARE What is it and when to update it When it is necessary to update the firmware Downloading Arduino s IDE 9 TROUBLESHOOTING 10 PRINT QUALITY DIAGNOSTICS 11 MAINTENANCE 12 TIPS AND TRICKS 13 TECHNICAL SUPPORT AND CUSTOMER SERVICE 14 GLOSARY 15 WARRANTY REFUNDS AND REPLACEMENT POLICY 16 TERMS OF SERVICE O U WW 1 PRIOR INFORMATION Specifications Print Technology Extrusion Fused Filament Fabrication FFF Physical Dimensions 370 mm x 560 mm Weight 7 kg without spool Printing Volume Diameter 170mm Height 180mm Layer height 0 1 0 35mm with standard 0 4mm nozzle 0 2 0 5mm with 0 6mm nozzle Positioning resolution X Y and Z axis2. converting gcode files to useful instructions for printing managing the motor drivers and target temperatures On the other hand it is also responsible for managing machine peripherals such as the screen allowing you to inte ract with it without connecting the printer to a computer or the endstops necessary for proper functioning of your printer Usually the firmware of a device is integrated in it and you can not change or replace it unless aproved and provided by the manufacturer The advantage of our RepRap printer is that it follows the Open Source philosophy so we can change or modify the firmware to adapt our machine to new features and accessories or improve its behavior The ability to modify the firmware is the responsibility of each user RepRapBCN will always develope firmwares oriented to printing with their products and will freely disseminated them gt 28 L 4 A CTT dE ETTE RepRapBCN When it is necessary to update the firmware It will be always necessary when adding new functionalities that imply a change in its control system such as new extruder head Dual extruder heads or a Paste extruder Changing other parameters such as pulleys or axes lenght printing speed and endstops will also need a firmware update When RepRapBCN publishes a new update it will be announced through its web site and social networks highlighting improvements and new features Downloading Arduino s IDE This section describes the
3. etc reparaci n y medici n http uww netfabb com downloadcenter php basic 1 The essential information for editing STL files is detailed below For more detailed information it is advisable to visit the official site 20 L 4 A ET 1 ETTE RepRapBCN Netfabb interface After installing Netfabb it is advisable to become familiar with its interface First of all we will enable printing volumen visualiza tion for our BCN3DR For this click on View Show Platform Then we will redefine volume dimensions Click on Settings Settings General Default PlatformSize introducing the values corresponding to the BCN3DR 252 x 200 x 200 Lastly click on Save 2 vRGOG R t s 2 Parts ES Eske gt i 2 gt netfabd Studio Basic 49 perimeter ee Project Ede Pat Extras View In the upper tool bar several icons are found of which we PUE BOOOOSS S208 Alte highlight the following ones 1 7 basic views 2 Zoom tools 3 Tool to orientate the face of the object to the printing surface a 4 Move Rotate and Escale tools 5 Repairment tools In the right part of the screen the model s basic info and the cutting tool are available Repairment In case the model needs to be repaired before printing a warning sign will appear in the lower right corner To repair it select the model and click on the tool Repair Next in the right side window click on Automatic Repair and select Default Repair in the
4. 0 05mm Working temperature Max extruder temperature Filament diameter Connectivity SD Card autonomous operation USB Cable controlled through Repetier Host Firmware Especifico BCN3DR basado en Marlin Compatible files STL Code converter software Slic3r Cura AC Input AC 100 240 V 0 2 0 4 amps 50 60 Hz Power requirements 60W A CTT AL ETTE A RepRap BCN FFF Technology BCN3DR is a 3D printer based on fused filament fabrication additive manufacturing technology consisting in the deposition of melted material layer by layer based on a previously divided digital model The head makes the necessary movements to deposit a layer of material then a slight vertical movement to continue with the next layer The process is repeated until the full object is completed The filament is lead to the extruder through the bowden The heatblock fuses the filament mi to a workable temperature Through rotation the extruder uses a hobbed bolt to insert the right amount of filament The hot filament is extracted through the extruder with a smaller diamater The printing surface remains still The material is distributed through the model when necessary Compliance Fundaci Privada Centre Cim hereby states that BCN3DR complies with the essential requirements and other rele vant provisions of the following Directives Low Tension Directive 2006 95 CE Directive on machinery 2006 42 CE Directive RoHS2011 65
5. UE A CTT dE ETTE RepRapBCN Safety To avoid possible residual risks for the user please read carefully the following safety measures REPRAPBCN IS EXEMPTED OF ANY LIABILITY IF THE USER DOES NOT FOLLOW THE FOLLOWING HANDLING INSTRUCTIONS Very important Like with any other appliance do not touch the terminals of the cables connected to the main The voltage is 230V and there is a risk of electrocution Other cables from the machine working at 12V and present no risk a This machine produces and emits radio frequencies during use It is important to install and use the equipment according to the instructions in this manual to avoid harmful interference to domestic appliances such as television or radio If the machine causes interference increase the separation bet ween it and other appliances Print materials are not innocous and may emit toxic fumes Always print in open or vented spaces Do not breathe closer to 25cm from the extruder head or heads when printing Do not place any object or body part between the moving parts of the machine when functioning Do not touch its hot parts hotbed and hotend when the machine is turned on or within 15 minutes of operation Do not connect or disconnect any device and or electrical connector when the machine is on Oversee proper function of the machine during operation Incase of an emergency stop the machine using the STOP button and unplug RepRapBCN Sa
6. cube with a 25 filling value ideal to check if the calibration and setup of the printer are co rrect It s the perfect figure to check the parallelism and the dimensional accuracy of the printer Material PLA Layer Height 0 2mm Working time 15 minutes Tower The tower is a good example of a detailed object The bricks of the exterior and the steps of the interior stairs together with the central spiral are a good mesure of printing quality Material PLA Layer Height 0 1mm Working time 2 hours 15 minutes 26 L 4 A ET 1 ETTE A RepRap BCN After selecting the piece to be printed and having calibrated the machine and checked that everything works co rrectly proceed as follows 3 Make sure PLA is loaded in the machine Preheat the printer using the following commands in the LCD Home Menu gt Prepare gt Preheat PLA Once working temperature is reached clean out excess material Home Menu gt Prepare gt Move axis gt 1mm gt Extruder Turn the wheel clockwise until the material flows continously through the nozzle Then clean out the extruded mate rial Insert the SD card into the left side slot of the display screen paying attention to the position of the card Start printing by selecting the desired file Home Menu gt Printfrom SD gt Fila_name The print process wil start Attention should be paid to the manufacturing process especially during the first uses nr 3 27 L el A ET 1 ETT
7. in layers that will be later deposited to created the 3D model In every layer a distinction is made between the perimeters and the filling of the part Also the operational sequence printing speed number of perimeters etc can be chosen Since there are many parameters some of them difficult to understand specific configurations have been prepared to ease up the process for the novice user Slic3r configuration The following printing profiles have been prepared for the BCN3DR with a 0 4mm nozzle in mind taking into account the kind of object and later use These must be taken as a reference point and can be improved to go faster achieve a better finish etc ST Standard configuration with a layer height of 0 2mm for most builds HQ High quality standard configuration with a layer height of 0 1mm HS Setting targeted at jobs needing a fast print without loosing much quality SV Special configuration for container like pieces There is no infill present and the object is manufactured helically with a single surface improving the surface finish WALL Special setting for models with exotic geometries like the ones generated with the Voronoi algorithm being the designer Dizingof its best representative There s no filler present and the temperature and speed are lowered to improve overhangs construction STR Special setting for parts suffering from a significant mechanical stress The filling is made ina honeycomb fashion and the
8. is shown Notice that this value states the percentage of Gcode lines performed not the percentage of the object being printed Status bar and time elapsed In the lower right corner a status bar shows the same information as before Above it time elapsed since printing process started is shown Notifications Last line shows different messages noticing the processes being carried out by the machine Actual and target temperature In the upper left corner four different temperatue values can be visualised indicating target temperature up actual temperatures mesured by the thermistors down hotend temperature left and hotbed temperature right r 13 15 L 4 A I CTT dE ETTE ES RepRap BCN Home menu To enter the menu click the wheel from the Home Screen Three options are found Prepare Control Print from SD No SD according to whether the SD has been inserted into the slot or not http www reprap electronics de Prepare menu Prepare allows vou to operate the machine without being actually printing The following options are found DisableSteppers Turns the motors off easing the manual movement of the hotbed and printing head Autohome Positions the printing head in its home position NOTE Before selecting this option make sure nothing obstructs the movement of all the axes Likewise it is necessary to perform the calibration process before selecting this option a Preheat Unfolds a list of several mate
9. part directly without removing the glass first you could be forcing the screws and or misaligning the platform Motors do not rotate correctly adjusting the pololus From Home Menu LCD Prepare Move Axis the proper movement of the motors i 5 min can be cheked by moving the axes We will proceed as follows 1 Before we start use your own hands to check nothing is hindering the motors movement If there s still no movement adjust the pololus following this instructions 2 If the motors do not move or do not move enough They are lacking power Turn off the machine and turn the potentiometer clock pololu 5 minutes clockwise 3 If the motors move but from time to time make sudden movements ie lose steps they have too much power In that case turn off the machine and turn the potentiometer clock pololu 5 minutes anticlockwise NOTE before clicking on this option make sure nothing obstructs the movement of all the axes E axis will not move unless the extruder is hotter than 150 C Extrusion stops It could happen for several reasons The motor does not properly rotate 1 Adjust pololus power 2 Check that the large gear axle nuts are not too tightened up against the extruder but against each other Ensure that the actuating mechanism rotates easily by hand 3 Check for flaws in the electrical cables and that they are properly connected The thread does not advance even when the motor is running Make sure t
10. E RepRapBCN 7 FILAMENT BCN3DR achives its best printing results with PLA ABS andy Nylon while accepting many other plastic materials in 3 mm filament format A brief description of the materials currently accepted follows PLA PLA polylactic acid is the quintessential material for 3d printing thanks to its ease of use through deposition It is recommended to begin in this type of manufacturing technology with this material A great variety of colors exists and complex geometries can be achived without great difficulty The finish is slightly glossy or semi matte Printing is carried out at temperatures ranging between 195 and 220 C depending on the supplier of the material and printing speed A layer fan is required to build overhangs It easily attaches to the glass and if you work ata hotbed temperature ranging 45 C 55 C no product is requiered to ensure this adherence The mechanical properties are average but presents a certain fragility in parts requiring deformation from a tempe rature of about 50 the parts can present it It is dissolved in caustic soda 8 FIRMWARE What is a firmware and when to update it The firmware is a software needed to control a hardware Namely it is the internal program that controls your BCN3D and allows it to perform its functions normally The BCN3D is delivered and installed with the latest firmware version published on the web Its basic functions are On the one hand
11. ET 7 Arduino Mega 2560 COM UE Puerto de comunicaciones OOM CE Puerta de impresora ECP LUPTI te HE e Parade conte ema y orgundsd firma 44 ior pr r der pm ee Ver informaci n b sica acerca del equipo et Trader de Werder apr T E Cofigunci n de Acces Wed Probrisoral remoto Copprght C 2009 klirsosoft Loporaben Reyernados boder kH derechos ER Pestesci n del tema Sera Pick I p Cosina reariada del ST Tree Evaluaci n A de la operen on mado Froceusdor ista Corel TIME bus CPU 1450 Jipii 117 Ge Memoria iretalsda BANY 4 00 G 599 ll utkrable Tipo de s le ber parido de dd AL aper y einda ticht La prireja beste p meminta me FEE dupti pwa Hza parile Cendquesp n de nomber Somanen y grapo de brabuyo del eu po homine de auf poer Herbie compte de prolior dundrer Jed l TPE Vaa haibi Desergei n del equipo Ceres de miridiies Domme luredar aar am baer at sn detrei de Windes am 7 Tea j re ion Werder Bind achive Md del producto 15048 0011 10135 86815 Cambis La close de producto lt gt Teclados ep Unidades de disco i wl Unidades de DYD e CD ROM no 30 L A CTT dE ETTE RepRapBCN 9 TROUBLESHOOTING It s difficult to remove an object once it s done Once a print is finished it s sometimes difficult to pull it out of the platform a Use less amount of lac a Itis highly recommended to remove the cristal base by loosening the white screws If you try to extract the printed
12. IC3R ru Controller G code ru mer firmware EN 5 STL FILES The backbone of BCN3DR printing are the 3D model files The most commonly file type found is the STL format An STL file describes a raw unstructured triangulated surfa ce The smaller the triangles are the bigger the resolution and the detail of the 3D model 247 nettabb Basic 5 1 BCN2D1 2 M00C00 0P000 BCNSDL2 BCMIDL2 MLOCOLOPOOO Spool mount 1 BCNEDL2 MDICOO OPIOA Spool hoider 4 tabbproject El ete Project Ede Repar Mehedi View Settings Help Upgrade now P46 odon 040 40 B 449444 444 b r v ol 2 Parts ie f i BCN3DL2 M00C00 09000 BOMIDL BONED de Part Repair vB Stat Actions Repair scripts View Elaa Edges pr El Border edgea Trisgles 2190 mal ereriaies U Obtaining STL files There are three different methods 1 Own design The users create their own objects with a Computer aided design best suited for people with pre vious knowledge in modeling A wide range of available programs exist some of them free OpenSCAD FreeCAD Blender while others requiere a software license SolidWorks Rhinoceros Inventor etc In general terms all of them allow the user to import ex port STL files 2 Download Nowadays there are lots of online repositories where people share their own models with the rest of the community As an example the following ones are mentioned www
13. Name BCN3DL 2 M10C00 0P0 Info Size 53 17 x 57 05 x 15 00 Volume 11101 26 Facets 3342 1 shells Materials 1 Manifold Yes Loaded BCN3D1 2 M10C00 0POLA Spool holder right STL n 1 25 La A CTT dE ETTE RepRapBCN This generating process might take a while depending on the 3D model complexity and the setup chosen Likewise the computer s power is decisive too Processing time is between 10 and 15 minutes depending on the complexity Transferring our G CODE to the BCN3DR Finally we just have to transfer the GCode to the printer to start the print To do that two different procedures are available 1 Using the LCD Insert an SD containing the Gcode file you want to print in the lateral slot card of the screen and press the control button and choose Print from SD to select the object 2 PC connection Use a software to connect the printer via USB RepRapBCN recommends RepetierHost http www repetiercom download It s a free open source program that allows vou to visualize STL files automatically generate the GCode from precon figured profiles and monitor the printing progress A simpler alternative to RepetierHost is Printrun https github com kliment Printrun 6 IMPRESION DESDE TARJETA SD Y USB En la tarjeta SD que acompa a a laBCN3DR se encuentran de archivos Gcode precargados para realizar las primeras impresiones A continuaci n se describen las caracteristicas de cada figura Cube A 20mm sided
14. all our customer service line 34 93 473 88 24 TECH SUPPORT 34 93 348 70 25 Call this numbers to contact our team to get either a direct answer to your question or to make an appointment and have vour printer checked in our facilities This information is also available in our website contact section http www reprapbcn com es contact In any case it is very important to attach the printer serial number so we can keep track of it and know in advance any problems that may arise A photograph could also help identify more easily what has happened 14 GLOSSARY Arduino Free hardware platform based on a board with a microcontroller and a development environment It is avery popular board and constitutes the brain of the BCN3D Requires the download and installation of firmware to work http uww arduino cc Endstop The electro mechanical component that makes contact with the axis carriages to indicate their total range 36 L 4 Ta ETTE O RepRap BCN Filament Coil of any valid printable material Firmware BCN3D Internal Code which governs all electronic and allows printing BCN3D uses its own fir mware based on the popular Marlin Power supply Used to power the device adapted to the printer s needs Gcode Files in G Code format containing the printing instructions for a given figure They re loaded onto the SD card so that they can be read and printed Hotbed Heated base on which the models are pri
15. ament settings Dora ett ss 1 0 CH Add X Delete All 8 Arrange jojolsjeld sr Favoritos Nombre Fecha de modifica Tipo Je Descargas s PLA ST 0314 10 07 2014 14 13 Opciones de con EE Escritorio E E Sitios recientes Bibliotecas ES Documentos l Im genes A M sica ES V deos 18 Equivo v la I X 121 25 Manifold Yes Loaded BCN3D1 2 M10C00 0P01A Spool holder right STL A CTT dE ETTE RepRapBCN Adding files Next add the previously edited and repaired STL The can be directly dragged over the platform or be added by clic king on You can add as many files as vou like Also more than one copy can be printed You just only have to slect the outline of the object or select it in the right side list to duplicate and click the button as many times as needed 3 Delete Delete All T Arrange I I E y i Rotate E Scale ls Split IE View Cut Settings Export G code Export STL Drag your objects here Info Sze Volume Facets Materials Manifold Version 1 1 5 Remember to check for updates at http slic3r org Exporting Gcode Once the object has been deployed over the platform and the configuration adjusted it s time to export the GCode Click on Export G Code and specify the saving location and file name creating a file with the gcode extension File Plater Window Help
16. and fans on Once pressed the printer resets itself to resume use Home Screen The main screen reports on the status of the printer at the time of the printing currently in progress Printing speed Fr 4 Status bar and time elapsed 2 Printing height indicator Z Notifications 3 Percentage of printing program read SD 6 Target Current temperature n A CTT AL ETTE RepRapBCN Printing Speed Fr The center left value indicates printing speed By default a 100 value is shown meaning it is printing at the specified value in the executed printing program This value is modifiable at any time even when not printing by just turning the control button Thus with a 150 value it will print 1 5 times faster than stipulated in the printing program NOTE Varying the printing speed modifies the motors speed proportionally and directly to the printing velocity affecting only axes X Y Zand the extruder but no the temperature therefore printing problems can appear when increasing or decreasing speed to a large degree It is not recommended to modify this value by more than 50 Printing height indicator Z The center right value indicates the printing head height NOTE This value might be incorrect when mesured just after switching the printer on Z 0 actually being the point at which the printer stopped last time it was used Percentage of printing program read SD In the lower part of the screen the percentage of program read
17. d final Unaffected means a device has never been assembled powered up programmed or otherwise changed RepRapBCn cannot accept returns on purchased items that have had electrical power applied to them or been otherwise programmed changed or affected However we do offer spare parts and technical assistance for items proven to suffer from a manufacturing defect and we will work with you to get your printer back to work 16 TERMS OF SERVICE All the information contained in this manual is subject to change at any time without notice and it is offer just for convenience purposes only RepRapBCN reserves the right to modify or revise this manual at any time You accept being subject to any modifica tion and or revision Please contact RepRapBCN support tem if you want to obtained the most updated information The design of this manual and all text graphics information content and other material displayed are protected by copyright trademark and other laws Certain trademarks trade names service marks and logos used or displayed on this Website are registered and unregistered trademarks trade names and service marks of RepRapBCN and its affiliates Nothing contained on this manual grants or should be construed as granting by implication estoppel or otherwise any license or right to use any trademarks trade names service marks or logos displayed on this manual without the written permission of RepRapBCN or such other owner Any una
18. e closest screw until the nozzle tip is 0 2mm from the glass Use a folded paper to check the distance at 0 2mm it should slightly graze both the nozzle and the glass 7 Move the nozzle close to the front tightening screw To do that click on Prepare gt Move Axis gt 1mm gt Move X and set it to X 060 0mm and in menu Y set it to Y 060 0mm 8 Repeat the levelling process using a folded paper 9 Move the nozzle close the rear tightening screw Follow the same r procedure and use the values X 045 0mm and Y 060 0mm 10 Repeat the levelling process using a folded paper 11 To finish up move the nozzle back to the first screw leveled using the values X 085 0mm and Y 000 0mm ff 12 Once again level it using a folded paper Att O r I 12 L 4 A I CTT dE ETTE E RepRap BCN Loading filament One of the more common operations in our BCN3DR will be for several reasons loading and unloading filament a change of color a change of material using a fresh spool cleaning maintenance hu Unloading 1 Heat the extruder selecting Preheat PLA in the menu 2 Click on Prepare gt Move Axis gt 1 mm gt Extruder and rotate the wheel slightly clockwise to extrude a few milli metres of material This procedure will help prevent jams 3 Click on Prepare gt Move Axis gt 1 mm gt Extruder and rotate the wheel anticlockwise a 100mm moving the gear a few steps back until the filament is free 4 Unt
19. end 0 1mm closer so the first layer adheres better 6 Make the first layer extrude more material from Slic3r PrintSettings Advanced FirstLayer First layer material is not extruded throughout its geometry 1 It might happen that the first layer does not adhere properly to the glass or leaves a steady stream of plastic thread little droplets forming a line throughout the figure The problem is that the machine is not correctly calibra ted the extruder is too far from the base Check the calibration section in chapter 11 Maintenance to see how to regulate the Z axis endstop 2 Thesymptons above are present in just part of the first layer The reason being that the printer is not correctly cali brated the X axis is not parallel to the base and this causes the extruder to move away from or get too close to the base at some points Check the calibration process section in chapter 11 Maintenance to know further about orienting the printer dock 11 Maintenance focusing on the orientation of the plane of the printer dock Cracks appear in the middle of the piece This happens because the area of the piece closest to the extruder is hotter than the So lower layers To avoid these cracks the extrusion temperatura must be raised five degrees celsius so that the layers adhere more strongly 6 Fused When working with fused material gravity causes it to drip from the nozzle Strategies to minimize this problem and achieve better surface fini
20. er motors 3 Hot end 8 Power supply 4 Extruder rod guides 9 ON OFF button 2 Lineal guides 10 Spool holder 11 Extruder r 1 10 L 4 Hot end a Heatsink FE 2 Heat break 3 Heatblock 4 Nozzle Su Hotend fan Extruder 6 Idler T Tightening screws 8 Bowden tube 9 Pneufit Electronics 10 Drivers Pololus 11 Arduino RAMPS 12 USB connector r 1 11 L 4 A I CTT dE ETTE A RepRap BCN 3 STARTUP PROCESS Hotbed height calibration For a proper use the nozzle movement must be parallel to the Hotbed Surface To achieve that there are three screws available to calibrate its orientation There is a risk of the nozzle hitting the hotbed glass so the first layer not sticking on its surface when the base is decalibra ted The following steps must be followed 1 Click on Autohome Prepare gt Autohome so the printer axes move to their initial position 2 Tighten the three M5 screws located on the printing surface to compress the springs holding the base in order to lower it 3 Untighten the same screws five turns so the nozzle does not collide with the glass in preparation for the next step 4 Click on Prepare gt Move Axis gt 1 mm gt Move Z to move the extruder platform to Z 000 00 mm 5 Move the nozzle closer to the X tightening screw following the glass surface To do that click on Prepare gt Move Axis gt 1 mm gt Move X and set it to X 085 0mm 6 Untighten once more th
21. fety warnings The following signs have been arranged on the printer to warn users about areas of potential risk arising from its use or possible actions that are not recommended Hot Surface allow it to cool down before handling Moving parts danger of crushing disconnect before handling A CTT dE ETTE A RepRap BCN 2 SETTING UP YOUR BCN3DR Unboxing The BCN3DR kit is delivered inside a properly secured cardboard box Printed parts Sheet metal panels Rods and bars NEMA 17 motors Arduino Mega Ramps 1 4 LCD and Pololus drivers a Wiring Fans a Screws bearings and belts Bowden tube and BCNozzle Glass printing surface a SD card a Power supply cable a Power supplier 1Kg PLA spool Adhesive spray 3DLAC Tools A CTT dE ETTE A RepRap BCN Tools and accessories The BCN3DR comes with a kit with every tool necessary to build the printer from scratch included It also includes a fixing spray specially design for 3d printing Allen wrenches set Phillips screwdriver Flat screwdriver RepRapBCN BCN3DR diagram Perspective Left view di 8 L elg 0 IJ 9 al gt DA 1 P sk STE my VA VIRKE ml E yao 4 Z EA 910 TESTA FEN HA Lit MH A A Lo gt N al di DN SER El ET NT ra a Ra MD 1 LCD Screen 6 Endstop 2 SD Card Slot 7 Stepp
22. grabcad com Repository specialized in engineering design and architecture models Not always in STL format but in the original format used by the creator www thingiverse com Repository marketed by MakerBot contains a great deal of STL models and customiza tion tools ro 19 L A CTT dE ETTE RepRapBCN 3 Digitalization Paralel to the development of 3d printing home scanning technology is evolving at high speed In this regard it s worth visting Autodesk s own www 123dapp catch In there free tools to obtain digital models from pictures taken with a photographic camera are provided Other existing methods are specialized softwares that combine the use of projectors and cameras or 3D scanners Editing and repairing a STL file As it has been mentioned before a file in STL format is not always in the best condition Some of the most common errors are Holes The model must be unclosed with no holes present Faces orientation An STL model is composed of flat faces Their orientation must be the same and outwards In other words it cannot be that some sides point in one direction and some in other they all must be facing outwards This usually happens by accident when working with modeling software Existen varios software para editar y reparar archivos STL corruptos RepRapBCN recomienda Netfabb que en su versi n gratuita BASIC permite realizar las operaciones b sicas de edici n escalar rotar cortar combinar
23. he pop up window click on To origin and then Translate to finish Additional editing options available are cutting and scaling Once the model is repaired and edited it s time to save it Click Part ExportPart as STL and save with the desired name sa mettabb Base 5 1 ECHIDLI MODC00 0P000 ECM3D1 3 BOMIDLI MIDCOLDPODO Spool mount 1 BONHD 1 MOLORLOPISA Spoel holder d habbpecject Project Edit Part f rt View Setting Help Upgrade nera P48 000000 590860Mt 290 aat A HA mm Vall EJET mm reas 38 00 mm Tranglex fof i pari is asocia Upgrade now move and fedte he selected parts by ihe mouse Bed the corner beys G CODE generation At this point we ve got a 3D model ready to print However a last step is required The STL file must be converted to file type the printer can read in order to fabricate the model In other words the G Code file must be generated Gcode Is a programming language used to control CNC machines including the majority of 3d printers It consists of a set of instructions that tell the machine the positions and speed at which each of the axes must move and also the hotend and hotbend temperatures There are several tools to generate a Gcode file from a STL file RepRapBCN recommends using Slic3r an open source software that is constantly updated with new functionalities added http slic3rorg download n I 22 L 4 Like other GCodes generators Slic3r sections the 3D model
24. he temperature is correct according to the type of plastic Remove the extruder and thoroughly clean any remaining plastic Raise the machine temperature and using your own hands try to get rid of the clog jamming the extruder U N gt E no 31 L 4 The message Mintemp or Maxtemp appears on screen 1 Hotend temperatura has left its working range Make sure connections are secure and wiring is not damaged 2 If the problem persists remove the hotend from the machine and make sure the thermistor is not broken and the wires are not touching which would cause a short circuit and a misreading of temperature The glass is too close to the nozzle 1 Tighten the screws on the base or adjust the Z axis endstop a little higher and start again 2 Recalibrate the base The screen does not responde or nothing is shown Para realizar los movimiento en los ejes X e Y el Arduino necesita realizar muchos calculos matematicos complejos que requieren gran parte de la capacidad de procesado por esta raz n es posible que se produzcan error puntuales en el muestreo de la pantalla Para solucionarlos 1 Apretar el bot n del men para acceder al men principal 2 Seleccionar la opci n superior Info screen para volver al men de informaci n anterior De esta forma la pantalla se actualizara y volver a mostrar la informaci n correctamente si no sucede esto realizar uno de los pasos siguientes por este orden 1 Turn the p
25. ighten the two idler screws on the extruder 5 Manually extract all the filament from the Bowden tube a Loading Once the thread is out disconnect the Bowden tube from the hotend connector The easiest way to do that is by following these steps 1 Tighten the Bowden tube to the end from below 2 Manually open the latch taking care not to crush the tube 3 Pull the tube out of the connector 4 Untighten the two idler screws on the extruder 5 Select Preheat PLA in the menu and insert the filament along the whole tube until 20mm stick out of it 6 With the help of some pliers insert the plastic thread into the hotend until filament is extruded through the nozzle If necessary push the filament from the extruder deeper inside the tube 7 Once the nozzle is full of filament grab the end sticking out of the extruder and pull it out while at the same time inserting the tube into the connector 8 Once the Bowden tube is firmly held by the connector slightly tighten the idler screws by hand 9 Once this is done the filament is loaded and the machine ready to print r I 13 L RepRapBCN 4 LCD CONTROL The BCN3DR can be operated from its LCD menu a single button combining two movements ar Turn to move through the menu a Click to select desired option Adjacently to the control button there is an emergency red button to stop the machine in case of malfunction It stops the printer but keeps the screen
26. layer height is decreased to 0 15mm to improve adhesion between the layers Slic3r FIRST STEPS We will now explore the key points needed to use Slic3R To gain a deeper knowledge please visit the official website of the Project and download the manual http manual slic3r org rm I 23 LJ A I CTT EL ETTE RepRapBCN Printer definition A setup wizard will appear the first time Slic3r is executed The following information must be entered 1 Firmware Type RepRap Marlin Sprinter 2 BedSize x 252 y 200 mm 3 NozzleDiameter 0 4mm 4 FilamentDiameter 2 9 mm 5 ExtrusionTemperature 220 C 6 BedTemperature 55 C Configuration Wizard Welcome to the Slic3r Configuration Wizard o Welcome Hello welcome to Slic3r This wizard helps you with the initial configuration just Firmware Type a few settings and you will be ready to print Bed Size To import an existing configuration instead cancel this wizard and use the Open Nozzle Diameter Config menu item found in the File menu Filament Diameter Extrusion Temperature To continue click Next Bed Temperature Finish Loading a profile Once configured we can load the best suited printing profile to the kind of object we are about to print To do that we must go to File Load Config and select the preferred configuration O Buscar Configuraciones Slic3r P File Plater Window Help Pte pie setings l
27. nted Hotend or Extruder Where heat is applied to melt and print the filament SD Card Card where the files are stored in Gcode format for printing Nettfab Recommended by RepRapBCN to edit and repair STL files http www netfabb com downloadcenter php basic 1 Open Source Freely developed and distributed software Pololu An electronic component that controls the functioning of the printer motors RepetierHost Software that allows sending Gcode files directly from the PC to the machine via a USB cable It has other features like print monitoring http www repetiercom RAMPS 1 4 Stands for RepRapArduino Mega PololuShield It s a microcontroller board designed specifically to complement the printer circuit Contains a fuse to prevent the destruction of the Arduino board in case of an electrical surge Slicer RepRapBCN recommended software to generate Gcode files from STL files http slic3r org Thermistors Temperature sensors Found in the hotbed and hotend Layer fan Fan located next to where the fused material is ejected cooling it to match the temperature of the already printed material rr 37 L 4 A CTT dE ETTE RepRapBCN 15 WARRANTY REFUNDS AND REPLACEMENT POLICY RepRapBCN does not offer a long term warranty Every component has a one year warranty RepRapBCN accepts returns for any unaffected item within 14 calendar days from the date of receipt of merchandise After such time all sales are considere
28. pop up window Click on Execute and then click on Apply Repair in the right side window to finish the process In the new pop up window select Remove old part to erase the faulty original file If the file is successfully repai red the warning sign will be gone Incase the model faces are inverted the model will be shown in red In this instance the model can be repaired clicking on Part InvertPart 6 DE refebb Base 5 3 ICN201 2 M400C900990 BONIOLZ PCNJOLIMLOCOLOPCOO Spee menen BCNIDL2 MOSCIOSPIDA Spee holder diskeprageet 5 tt DI netfee Bank 5 1 PONDOLZ MOOCOLOPOCO BCNIDE2 BCN 303 2 M100091 09000 Spog movet 1 BCNIDL2 MOICOLOPIO Joost hoider 4 tabtproject of View lettings dp Upgrade new 8 S8E6a euv Project ide Pon bese AE M 2220 0 R b PV Ps Part s Pret b t Par mg View Settings heip Upgrade now 29 Q00 R8R a y MAJO 590680 GI gt O BONDDLI MOOI BCAGEL 2 E a El ue EJ i vad E Ske H000 I Upgrade now Upgrade now O caterer move enc triste De selected sets mr I 21 L 4 Orientation and move home First of all we need to correctly orientate the model usually on a flat surface The easiest method is selecting the tool align to bottom plane and double click the side in contact with the printer s surface Then the object must be moved to its origin selecting it represented by the green object and using the Move tool In t
29. r s pololu as explained in section 9 Troubleshooting rn 34 L J A CTT EL ETTE A RepRap BCN 11 MAINTENANCE Given the machine characteristics it is very important to periodically check the different components so we don t lose print quality and to avoid errors Rods lubrication Oiling the rods from time to time is recommended especially when they suffer from difficulties moving or make more noise than usual Place a few drops on the rods and move the axes so that the mechanism distributes it uniformly The same process should be applied to the two Z threaded rods Filament maintenance Filament spools should be stored in a cool dry place as heat and humidity affects this kind of plastic If a coil is not to be used for a long period of time store it in a sealed plastic bag Ensure that the filament is neatly coiled A loose coil can cause it to curl incorrectly and cause jerks affecting printing and the machine components Cleaning the printer dock After several prints the hotbed glass gets dirty and layers of adhesive coating plastic dust and debris accumulate To clean the glass it must be removed from the printer The remains of the coating and dust are easily removed by placing the glass under water with a little soap Any remaining plastic stuck to the dock can be removed with a boxcutter being careful not to scratch the glass Acetone can also be used as it acts as a solvent 12 TIPS AND TRICKS There are ce
30. rials Selecting one of them makes the printer preheat to the proper wor king temperature for said material Cooldown Turns off the power of the heating parts NOTE The machine cools down naturally so the hot parts could be burning for a while Move Axis It controls axes movement Select the distance and the axis To move the axis turn the control button Rotate clockwise to move in the positive direction anticlockwise for the negative one NOTE Before clicking on this option make sure nothing is blocking movement along all the axes E axis will not move if the extruder is cooler than a 150 C Control menu Allows you to modify the printer parameters before and during the printing process They are much more specific parameters requiring a much deeper knowledge of the internal operations of the machine Print from SD No SD Allows you to access the SD card and select a stored file to print If the SD card is not inserted a No SD message is shown In that case the BCN3DR can be connected to a PC through a USB cable see printing section Print from SD Print from USB r 3 17 he el Just for reference the full menu diagram is shown below Working with your BCN3DR The BCN3DR operation diagram from beginning to end is show below As shown two alternatives operating paths are possible CAM Computer Aided Manufacturing toolchain MN DER USB connection SN CAD model STL file SL
31. rinter off and back on 2 Make sure that the cables that feed the display are properly connected The two cables coming from the electro nics must croos each other 3 Reload the firmware using a pc If the firmware is incorrectly loaded a blank screen will appear see section 8 Firmware X Y or Z Carriage does not move fluently 1 Clean the guides 2 Loosen the screws holding the guides 10 PRINT QUALITY DIAGNOSTICS This sections shows alist of the most common printing quality problems and how to minimize them Regardless we recommend using our web configurations www reprapbcn com because they have been tested and work well with most objects The part becomes separated from the hotbed WARPING Sometimes the parts do not properly adhere to the glass hotbed during printing This especially happens printing with ABS a material with great thermal contraction rm I 32 L 4 In this case try the following steps 1 Clean the glass to prevent dust or other substances interfere between the base and the piece 2 Soak the glass surface with a layer of the included adhesive spray 3 Raise the base temperature five degrees celsius 4 Calibrate the base as shown in section 11 Maintenance 5 Print the first layer with the hotend closer to the base To do this loosen the three screws from the base an eighth of the way or loosen the screw that actuates the Z axis endstop a fifth of the way The two actions will get the base and hot
32. rtain things that we must take into account when using and maintaining the machine Do not spill liquids on the hotbed or hotend as they could damage the other components To clean individual machine parts first remove them from the machine The only advised product for improved printing adhesion is the coating spray included with the machine If difficulties are encountered while removing the printed objects remove the glass first to avoid decalibration Do not overheat the hotend Although its maximun temperature is firmware limited do not use other methods to heat it above the established range Do not handle the electronic parts of the machine when it is on it could cause damage to its components Do not turn off the printer immediately after printing Allow some time for the fans to cool the different compo nents down r 1 35 Ll A CTT dE ETTE RepRapBCN 13 REPRAPBCN TECH SUPPORT If you do not find in this manual a solution to your problem you can contact the REPRAPBCN team via the following channels Forum Before taking any other action you should have a look at our forum It is very likely another user has suffered the same problem and the forum is where most of them are solved http www reprapbcn com es forum E mail If the problem persists you can contact us directly by email An expert from RepRapBCN will answer you back with a solution as soon as possible info reprapbcn com Customer Service C
33. s ro 29 Ll 8 Click on Load AAA RepRapBCN Loading starts first compiling the program for errors and then properly speaking loading the firmware on the me mory board 9 Ifthe process is completed successfully the message Charge completed is displayed and the printer is ready to use r sheich_jull Da O abre Organcar W Favorites de Descargas FE tscntone 3 Stos recientes A Bibliotecas E Documentos te im genes ad Musca Ej videos dE Equipo Es Osco local C BON3D_v21 00 Fecha de moddica CO Arduano file Tama o Compartir con Nueva carpeta Nombre P BCNID v2L ino _ Cardreader cpp cardreader h Configuration h Confiquration_adv h ContigurationStore cpp ConfigurationStore h dogm fom data marlin h _ degm kd implementation h DOGMbitmaps h 27 03 2014 1009 1 78 KB Bi smbear Fecha de modifica 27 03 2014 1009 7 03 2014 1009 02 2014 1000 2314 1009 E Archivo Acci n Ver Ayuda 0 SN folk d El Mickh varna ME Adaptadores de partall i Adaptadores de red E Controladoras ATA ATAP IDE s 9 Controladoras de Bus serie universal E Controladoras de sonido y video y dispositives de juego UB Dispositreos de interfaz de usuario HIC dE Dispesitreos del sisterna B Dispositrens port tiles ME Equipo sl E monteres Mouse y otros disposes se aladores Ly Dires deposdnos Procesadores EF Fuertes COM y L
34. shes even with complex geo metries should be seek Deposition The thread of material being extruded has the outer diameter of the nozzle orifice By depositing the fused thread layer by layer the entire surface of the part is printed Note that the manufacturing process occurs sequentially which allows differentia tion between different aspects of each model such as perimeters and filler and choose among different print strategies order framework and filling rate etc ro 33 LJ A CTT dE ETTE A RepRap BCN Strings of plastic appear around the piece This happens when the extruder is moved from one point to another without depositing material To avoid this set the retract option in Slic3r It retracts part of the extruder motor wire so that the pressure of the material inside the extruder is reduced and dripping is prevented during axes movement If the retract increases there s a decrease in string shaped waste Modeling The higher we print the need for support structures becomes more obvious Deposited material tends to detach itself in Steep areas or hanging parts such as overhangs When this happens it s recommended to make use of Slicr options regarding the creation of support colums One layer is displaced relative to the lower one When there is a discrepancy between layers position it is likely that one of the motors lost steps Firstly you must identify which axis is affected and then adjust that moto
35. steps to update modify the controller firmware The first step is to install the Arduino IDE on a computer This is a program that enables us to interact with BCN3D Arduino card 1 Download Arduino s software package from http www reprapbcn com o execute from the provided USB dongle 2 Installthe program 3 Once installed plug the BCN3DR to the computer through a USB cable thus the connection with the Arduino board being established If the board drivers are not installed automatically please follow the steps below http arduino cc en guide windows toc3 4 Open the Arduino manager seek pate aoe EST arch Sketch Herramientas Ayuda Core 5 From File gt Open select the saved new firmware file The file has the ino extensi n and it s located in a folder with the same name Cerrar par Elles FE Cera Map sculasa 5 arger Cor 6 Now the desired parameters can be modified if necessary Cogar usando Programador CuiMayboonlseV Configuracion de P gina Corfe Meisons P inprima Girl P Prefereru ai Collin 7 Select the card model and port using Herramientas gt Tarjeta gt Arduino Mega 2560 and Herramientas gt Puerto Serial gt COM X Sahi Gull The card used by the BCN3DR is an Arduino Mega 2560 Port means the connector through which the board is connected to the computer COM port It can be checked from Start gt Computer gt Right click gt Properties gt Device Manager gt Ports COM and LPT Window
36. uthorized use of the information materials or trademarks included in this manual might incur in violation of copyright laws trademark laws privacy and publicity laws and other laws and regulations a 38 L 4 9 ILLE UK j ReprkapBcn BCN3DR User manual Fundaci CIM UPC 12 Llorenc i Artigas 08028 Barcelona 1 934017 171 F 934 017 170 info dreprapbcn com www reprapbcn com RepRapBCN 2014 All Rights Reserved
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