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Operating Manual for 3D Printer BT1.2

6

Printhead - EXTRUDER

motor E

filament feed
wheel

filament pressure
wheel

compression spring

adjustment screw for
the pressure force on
the pressure wheel

heatblock

nozzle

blowing nozzles

ventilator FAN2

heatbreak

cooler

ventilator FAN1

pressure door

extruder body 1

extruder body 2

heater hole

temperature sensor
hole

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Содержание BT1.2

Страница 1: ...FDM 3D printer BT1 2 model Operating Manual ...

Страница 2: ...l qualification 3 4 Electrical equipment 3 5 Disposal of the product and its parts 3 6 Operator safety instructions 4 Printer assembly and connection instructions 4 1 Equipment construction assembly mechanical part 4 2 Connection electrical part 4 3 Commissioning 5 Printer 5 1 Starting printing programme gcode 5 2 Pad calibration 5 3 Introduction of a new printing string filament replacement 5 4 R...

Страница 3: ...vice s fault free safe operation and also its service life largely depends on its correct use and maintenance Any arbitrary changes made to this device without the manufacturer s permission void the manufacturer from liability in relation to consequential damage or injury If you find it difficult to understand any information in this manual contact the device manufacturer We recommend that you kee...

Страница 4: ...ine 2 2 Technical Data Description Value Version BT1 2 Producer BART TECH 3D s r o Height 639 mm Width 459 mm Length 559 mm Weight 9 3kg without printing string filament Voltage source 180 264 V AC 47 63 Hz 12 V DC 250W Operating voltage 12 V DC Operating temperature range 18 to 38 C Maximum humidity 85 Nozzle temperature max 255 recommended 210 230 C Pad temperature max 110 recommended 70 90 C Pr...

Страница 5: ...Touch control panel Z2 axis motor Z1 axis motor X axis motor nuts for adjusting the pad height Trapezoidal movement screws Z axis guide rods 2x End switch of Z1 axe on the left Z2 on the right X axis limit switch Heated magnetic printing pad with a PEI surface Y axis belt tensioner X axis belt tensioner Y axis guide rods Aluminum frame X axis guide rods Anti vibration pads main switch USB connecto...

Страница 6: ...eed wheel filament pressure wheel compression spring adjustment screw for the pressure force on the pressure wheel heatblock nozzle blowing nozzles ventilator FAN2 heatbreak cooler ventilator FAN1 pressure door extruder body 1 extruder body 2 heater hole temperature sensor hole ...

Страница 7: ...ly 12V 1 piece aluminium corner connector 2 pieces upper part of the frame hardened guide bar 8h6 x 400 2 pieces movement screw with trapezoidal thread TR8x2 2 pieces voltage source 230V 12V incl cables 1 piece mains PC cable with plug 230 V 1 piece cabinet with control board and fan 1 piece Allen key 2 5 1 piece flat screwdriver 3mm 1 piece Allen key 3 1 piece Allen key 2 1 piece flat nozzle wren...

Страница 8: ...e printer in a well ventilated area without drafts Drafts have a negative effect on the print quality 3 1 Operator s obligations Operator s obligations related to equipment maintenance in accordance with applicable regulations and standards maintain electrical equipment in a permanently safe and reliable condition in accordance with the applicable electrical regulations make sure that electrical e...

Страница 9: ...nnecting cables provided with appropriate connecting parts switch simple electrical devices on and off if the operator notices a fault in the equipment e g damage to insulation burning odour smoke unusually noisy or shock operation of electrical equipment strong humming jerky start some electrical equipment part overheating sparks armour from electric current THE ELECTRICAL EQUIPMENT MUST BE SWITC...

Страница 10: ...t must only be used for the purposes for which it was designed only work in good lighting conditions Before starting work the operator must perform a visual inspection on the equipment s moving parts for signs of excessive wear or damage This device cannot be used with excessively worn or damaged parts Only carry out device maintenance and cleaning when the power supply is disconnected This device...

Страница 11: ...4 5 6 6 7 8 Overview of the main assembly steps 1 fasten both aluminium profiles 2 slide both guide rods into the brackets 3 install the x axis 4 tighten both movement bolts 5 fit the frame s upper part 6 attach the power supply 7 attach the control board unit 8 attach the coil 9 attach the control panel See details in the manual s other pages 9 ...

Страница 12: ...hten the M4 bolt with T nut applies to all connections of plastic parts to the aluminium profile Insert the rod to the bottom of the hole Tighten both bolts The same on both sides 1 T nut s initial position when assembling the parts together loosen the bolt so that the T nut rests on the bottom of the profile groove tighten the bolt T nut rotates itself in the profile groove Incorrect Correct 2 af...

Страница 13: ...he mounted guide rods Hold the axis do not let it fall down by itself Hold the X axis raised and turn the movement bolt into the brass nut Carefully lower the bolt to the motor coupling where it reaches the motor shaft Tighten both bolts on the coupling Repeat in the manner on the other side 3 4 ...

Страница 14: ...n the M3 bolts in the rod holder twice both sides Attach the corner connector and tighten both M4 bolts with T nuts The cover with the power supply put on the vertical stand and the lower black console Tighten the M4 bolt Adjust the upper power supply bracket height to the threaded hole and tighten the M3 bolt 5 Loosen these bolts before installing the bracket 6 corner connectors location bracket ...

Страница 15: ...Operating Manual for 3D Printer BT1 2 15 7 8 ...

Страница 16: ...Operating Manual for 3D Printer BT1 2 16 9 tighten 4 M4 bolts with T nuts ...

Страница 17: ...ver For details see the photo instructions on the following pages input voltage 12V for power supply output voltage 12V heated pad output voltage 12V extruder heater output voltage 12V fan FAN1 hotend output voltage 12V fan FAN2 blower nozzle X axis motor connection Y axis motor connection Z1 axis motor connection motor connection E extruder Z2 axis motor connection USB connector computer connecti...

Страница 18: ... by pulling Check the polarity carefully Front view of the board left BLACK and right RED When tightening hold the terminal block against movement with two fingers Place the cables in a tunnel around the board CAUTION the control board may get damage in case of incorrect connection or reversing the polarity 1 gradually insert the supply cable from the source into the lower cable holders plastic lu...

Страница 19: ... tightness by pulling Front view of the board left Red right Black When tightening hold the terminal block against movement with two fingers Place the red and black thick cables in the cable tunnel again on the left along the board Connect the temperature sensor connector white socket TB on the bottom left of the board Compare all the cables to the tunnel Before fixing the cable with a cable tie t...

Страница 20: ...sor connector to the socket on the board marked TH1 Connect the FAN1 connector to the cable splitter socket this is already connected to the HE1 terminal block FAN1 connector is on a longer cable Connect the FAN2 connector to the FAN socket on the board FAN1 connector is on a longer cable After connecting all the contacts hide the cables in the side tunnel Secure the cable harness with cable tie o...

Страница 21: ...connectors are marked with description of the relevant axe X Y Z1 Z2 LCD Connection 4 5 Z1 Z2 X Y X Y Z1 Z2 6 Plug the flat cable with the 8 pin plug into the socket on the board AUX and also to the socket on the back of the control panel with the same designation The EXP1 and EXP2 sockets on the board remain free Panel rear view AUX 1 ...

Страница 22: ...es are fixed with cable ties Cut off the cable tie excess Connection of FAN0 ventilator in the housing cover Connect FAN0 connector to a free 12V socket on the board Close the cover with the ventilator and fix it on 4x Allen screw M3x20 7 8 Cabinet cover with ventilator ventilator FAN 0 ...

Страница 23: ...ector 4 connect the mains cable plug to the 230V 50Hz mains to the socket 5 turn on the main switch position I When the main power switch is pressed there is a beeping sound and the system starts up The device is ready Note After start up the cooling ventilator FAN0 in the control board cabinet spins automatically The ventilator on the side extruder FAN1 does not start working until the extruder t...

Страница 24: ...lash drive and run on the device The file system on the SD or USB flash drive must be FAT32 This USB port does not support mass storage hard drives The programme can also be run after connecting to a computer via the USB port on the back of the control board cabinet To connect to a computer the device baud rate must be set to 25000 baud bit s LCD TFT32 SD card port ventilator FAN2speed indicator r...

Страница 25: ...red temperature is reached An immediate stop only occurs by resetting the display or printer see Chapter 5 4 below 1 basic default screen after startup 2 press the PRINT icon 3 select the desired gcode file To stop cancel the process 3 The programme starts after confirming Confirm 4 when the programme starts a screen appears with information regarding the printing in progress 1 press Option 2 pres...

Страница 26: ...ance section Printing pad PEI printing surface steel plate adhesive magnetic layer heated aluminium pad The printing pad is provided with a magnetic layer which holds a removable steel plate with a PEI surface bronze colour PEI surface is a special plastic for better first layer adhesion without the need for prior treatment such as adhesive 3DLAC etc except for ABS printing nothing needs to be app...

Страница 27: ... 5 After point 9 the printer automatically moves to the reference initial position HOME and the adjustment is complete 6 In the pad adjustment menu press the SAVE button to save the set values The MESH BED LEVELLING function is activated by the M420 S1 command which is included in the printing programme We recommend using settings 04_Prusa_config BT1 X_PrusaSlicer_config_bundle ini for the slicer ...

Страница 28: ...igure at top left Hold the filament stopped on the feed wheels confirm the Confirm prompt After confirmation hold the filament until the wheels start to pull it down and the door opens slightly Note if you are loading an already used filament always cut the melted beginning otherwise the filament may not be inserted correctly If you are introducing a new one just make sure the start is straight If...

Страница 29: ...n it also has its reset button on the back of the panel and restarts separately For example the button only restarts the display if it stops responding etc This can occur if the SD card cannot be read damaged incorrect file system In case of error detection thermal protection restarts the entire printer using the main switch turn off on with a distance of about 2 s between turning off and turning ...

Страница 30: ...ool after printing Then just remove the steel plate from the magnetic pad and bend Therefore the print is separated from the pad Mechanical pad adjustment In case of service intervention in the pad replacement etc or in case of large differences in electronic levelling the pad can be mechanically adjusted parallelism with the X and Y axis 1 Allow the pad to warm to 60 C see the steps in the menu b...

Страница 31: ...ons This menu is for both heating the pad and heating the nozzle The ClOSE button switches the heating off Press the BACK button to vrátíte o úroveň výš Levelling the pad After pressing the individual buttons the nozzle moves to the point as schematically shown on the button Press the BACK button to return to the next level When the required height is reached tighten the two nuts against each othe...

Страница 32: ...move the silicone cover from the nozzle allow the nozzle to warm up to 220 230 hold the aluminium cube heatblock with key 20 and loosen the nozzle key 7 let cool remove the heater and the temperature sensor refit the nozzle and slightly tighten it grab the cube and carefully rotate the entire interior heatbreak anti clockwise replace or clean nozzle and heatbreak reassembly is in reverse order bef...

Страница 33: ...čítko ClOSE vypne nahřívání Tlačítkem BACK se vrátíte o úroveň výš 1 Remove FAN2 ventilator nozzle blower and silicone cover assembly see p 6 2 Set the temperature to 240 C see procedure below 3 Wait for the desired temperature to be reached and continue by releasing the nozzle 4 Hold the aluminium cube against rotation with a 20mm wrench and loosen the nozzle with a 7mm wrench 5 Screw on the new ...

Страница 34: ...Operating Manual for 3D Printer BT1 2 34 BART TECH 3D s r o Bohdalov 304 592 13 Bohdalov tel 420732448895 e mail info bart tech3d cz www bart tech3d com Publication date 16 9 2020 ...

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