Chapter 1 Intro What is included in this kit? Step 1.1 Welcome to our Lynx3D Diamond Belt Printer Assembly Kit Manual! We are excited to provide you with all the necessary parts to build your very own 3D printer. This kit comes with everything you need to get started, including hardware, electronics, and a detailed set of instructions.
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✓ Motherboard case and lid Figure 3 Motherboard case and lid ✓ PI board case and lid Figure 4 PI case and lid ✓ Layer fan bracket P a g e 4 | 56 Lynx3D Diamond Kit assembly manual www.belt3dprinterkit.com...
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✓ Layer Fan cover ✓ Layer fan duct (ABS like resin printed is recommend) ✓ Filament holder ✓ Right side Pulley cover ✓ Extruder harness stress reliever P a g e 5 | 56 Lynx3D Diamond Kit assembly manual www.belt3dprinterkit.com...
✓ Power switch case Needed tools Step 1.3 In order to fully install this kit, you will need the next tools: ✓ Set of Allen keys ✓ Adjustable wrench or wrench kit ✓ Measuring tape ✓ Vernier caliper ✓ Metal ruler (for alignment) Chapter 2 Preparing frame Building main Frame Step 2.1...
2040 Alu bar with 2 holes 2040 Alu bar (no holes) Figure 7 Fix the side plates using M5x8 screws, 4 on each side HOLE (top HOLE (top slot) slot) Figure 8 Position of the back 2040 Bar, back view Installing Rubber feets Step 2.2 ✓...
Figure 10 detail of rubber feet with screw and Nylock nut Installing Conveyor BELT tensioner plates Step 2.3 ✓ In the Lynx 3D Diamond, conveyor BELT tensioners are positioned at the back side of the printer. ✓ Next items from the KIT and Original parts will be used:...
✓ Install 2 plates as shown in the next picture, M4x12mm screws will be used, NOTE: CNC Belt Tensioners Plates are the same for both sides: Figure 11 Installing CNC BELT tensioners plates on each corner of bottom frame using M4x12 screws ✓...
M5x30 2020 V-slot 465mm 2020 V-slot 340mm Side Hole 2020 V-slot 340mm Figure 12 Basic gantry frame assembly Figure 13 Corner joint detail Gantry with plates Assembly Step 2.5 ✓ Next items from the KIT will be used: P a g e 10 | 56 Lynx3D Diamond Kit assembly manual www.belt3dprinterkit.com...
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ITEM ITEM DESCRIPTION Quantity Type Basic gantry assembly Assembly P3 TOP CORNER BRACKET M5 SPRING T-NUT M5x8 mm Screw P3 TOP CORNER BRACKET M5x8 M5 SPRING T-NUT Figure 14 Basic gantry frame assembly Figure 15 Repeat process on the other side P a g e 11 | 56 Lynx3D Diamond Kit assembly manual...
Chapter 3 Mounting rails and movement parts Installing Top mechanism Step 3.1 ✓ Next items from the KIT will be used: ITEM ITEM DESCRIPTION Quantity Type SHAFT 8mm, 476mm LENGHT Timing Pulley 60T, Bore 8mm GT2 Pulley 20T, Bore 8mm GT2 Pulley 80T, Bore 8mm GT2 8mm Flange Bearing M5x8 Screw...
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Figure 17 Top shaft with its components ✓ Insert SHAFT 8mm 476mm with previous mounted items into both sides holes as shown: Figure 18 Top Shaft placed between top brackets ✓ Secure both sides of shaft using 8mm Flange Bearing and M5x8mm Screws, adjust screws on both sides: 8mm FLANGE BEARING...
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ADJUST SET SCREWS Figure 19 Securing SHAFT on both sides ✓ Adjust Set screws of the 80T pulley as well, keeping the Pulley against the retaining ring: ADJUST SET SCREWS Figure 20 Adjusting 80T pulleys ✓ TOP MOTORS MOUNTING: Install Z motor with 3 units M3x30 Screws and M3x24 SPACERS insert a Pulley 16T, Bore 5mm GT2 into motor shaft.
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M3x24 M3x30 SPACERS SCREWS Pulley 16T, Bore 5mm GT2 Figure 21 Top motor mounting components Figure 22 Top view of motor mounting, pulleys and closed belt has to be perfectly aligned. P a g e 15 | 56 Lynx3D Diamond Kit assembly manual www.belt3dprinterkit.com...
Figure 23 Bottom view, Motor connector is suggested to point downside Figure 24 Repeat process on the left side Installing Sync belt tensioners and linear rails Step 3.2 ✓ Next items from the KIT will be used: ITEM ITEM DESCRIPTION Quantity Type Sync Belt Tensioner...
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M4x20 SPACERS M4x30 Screw M4 SPRING T-NUT Figure 25 Detail of Sync Belt assembly Figure 26 Sync Belt tensioners positioned ✓ Be sure to leave about 5mm from the bottom part of the aluminum bar, repeat process on the left side: P a g e 17 | 56 Lynx3D Diamond Kit assembly manual...
5mm distance Figure 27 Bottom view of the Sync Belt tensioner Installing Sync Belts tensioners for gantry Step 3.3 ✓ Install gantry rails, MGN12H with rails as shown, using 05 units M3x8 screws and M3 Spring T-NUTS, 2 at each end, 1 at the center, and 2 extra in between of those. Distance from the bottom gantry have to be 25mm: NOTE 1: don’t tight screws yet! NOTE 2: be really careful with the slider part, do not let it out of the rail, it will lose...
Figure 28 Linear rail position Figure 29 Gantry with linear rails on both sides Preparing X axis Step 3.4 ✓ Next items from the KIT will be used: ITEM ITEM DESCRIPTION Quantity Type 2020 V-Slot 344 mm P5 Left X plate P6 Right X plate M5x8mm SCREW M5 Spring T-NUT...
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GT2 Sync BELT 6mm, 1 m length BLUE Nylon ZIP TIE Figure 30 P5 Left X plate Figure 31 P6 Right X plate ✓ On the right side, use 02 units M5x8mm to fix P6 bracket to the 2020 Alu profile, using M5 Spring T-NUTS, as shown: M5 Spring T-NUTS...
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Figure 33 Bracket corner inner have to match with the end of the X beam ✓ On the left side, use 02 units M5x8mm to fix P6 bracket to the 2020 Alu profile, using M5 Spring T-NUTS, as shown: M5 Spring T-NUTS M5x8 Screws...
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✓ Install the modified Sync Belt tensioner to the X axis assembly using previous M3 screws: Figure 36 Install Sync Belt tensioner Figure 37 Back view detail of the X axis belt tensioner ✓ Using M4x8 screws and M4 Spring T-NUTS fix the tensioner on the front side: P a g e 22 | 56 Lynx3D Diamond Kit assembly manual...
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M4 Spring T-NUTS M4x8 Screws Figure 38 Detail for front fixing the tensioner ✓ Install X axis rail, MGN12H 350mm with rail as shown. Flip over previous assembly, using 06 units M3x8 screws and M3 Spring T-NUTS, 2 at each end, 2 at the center, and 2 extra in between of those.
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P7 EXTRUDER BRACKET M3x8 Screws Figure 40 Installing Extruder bracket Figure 41 Back view for the extruder bracket ✓ Install Nema 17 motor using 3 units M3x30 screws and 3 units M3x24 spacers as shown, also install Pulley 20T GT2: M3x24 M3x30 SPACERS...
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Figure 43 X motor detail ✓ Install GT2 Sync BELT 6mm - 1 m length, using 4 zip ties, as shown next. Then tension belt using left side sync belt tensioner: GT2 SYNC BELT 6mm Figure 44 X Sync BELT mounting P a g e 25 | 56 Lynx3D Diamond Kit assembly manual...
NYLON BLUE ZIP TIES Figure 45 Fix belt with 2 Zip ties on each side of Extruder bracket Mounting X Axis to gantry Step 3.5 ✓ Next items from the KIT will be used: ITEM ITEM DESCRIPTION Quantity Type X axis endstop Bracket Printed part M3x8 SCREW M3x10 SCREW...
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M3x8 Screws Figure 46 Left side X axis fixing to gantry P a g e 27 | 56 Lynx3D Diamond Kit assembly manual www.belt3dprinterkit.com...
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M3x8 Screws M3x10 Screw X AXIS ENDSTOP BRCKET Figure 47 Right side X axis fixing to gantry ✓ Lay down gantry, move X axis manually to the bottom position, and adjust screws from bottom end of the gantry rails: ✓ Move X axis manually to the top position, and adjust screws from top end of the gantry rails, once done, adjust the rest of screws, try moving X axis from side to side, it should move freely and smoothly, if not repeat the process loosen all screws and tighten them again:...
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Chapter 4 Installing Belt and Heatbed system Figure 48 Belt system Assembly Preparing rollers Step 4.1 ✓ Next items from the KIT will be used: ITEM ITEM DESCRIPTION Quantity Type Roller BODY 40 mm 12 mm ROD L=520mm 12 mm ROD L=480mm Roller Cap 46mm M4x8mm Black Headless screw ✓...
Figure 49 Roller assembly components 82 mm 82 mm Figure 50 Front roller, Rod is centered with roller body 62 mm 62 mm Figure 51 Back roller, Rod is centered with roller body Installing Rollers and Belt Step 4.2 ✓ Next items from the KIT will be used: ITEM ITEM DESCRIPTION Quantity...
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✓ One the roller is centered, adjust the inner 12mm Retaining ring: Figure 52 Inner view, detail for front roller fixing ✓ REAR ROLLER MOUNT AND BELT TENSIONER: Take the BACK ROLLER with FLANGE BEARINGS on it, install it with M5x8 SCREWS, please be aware in this step belt have to be inserted as shown in the next picture.
Figure 53 Rear roller mount and belt tensioning detail Figure 54 Back roller assembly, repeat process on the opposite side NOTE: DO NOT ADJUST BELT TENSIONERS YET! Installing Heatbed and support brackets Step 4.3 ✓ Next items from the KIT will be used: ITEM ITEM DESCRIPTION Quantity...
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✓ Install P2 Heatbed mount plate (L and R) (Fixed by M4x8mm Screws + M4 Spring T-Nuts 2units on each side), install Heatbed assembly as shown in the next picture, right position is determined by the 75mm dimension from the inner side: ✓...
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M4x8mm Screw + M4 Spring T-nut 75 mm Figure 57 Repeat the process on the back section, and on the left side ✓ With the belt totally loosen, insert Heatbed including 4 units M4x35 Countersink Screws and Bed springs, insert them on the corresponding holes of the previous installed bed brackets, and finally secure them with the Leveling plastic nuts as shown: P a g e 36 | 56...
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Figure 58 Spring detail Figure 59 Harness of bed is recommended to be positioned at the back right side of the heatbed ✓ Belt holders assembly, slightly tension the belt, and then use M5x40, bed springs and M5x8 Spacers to install belt holders as shown: P a g e 37 | 56 Lynx3D Diamond Kit assembly manual...
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M5x40mm Screw + Bed Spring + M5x8 Spacer Figure 60 Slightly adjust both sides holders, in order to get small gap with the belt (use a sheet of paper) Figure 61 Progress so far with belt installed P a g e 38 | 56 Lynx3D Diamond Kit assembly manual www.belt3dprinterkit.com...
✓ Belt tensioning: Using a measure tape, compare both ends of ROLLER SHAFTS (RODS), on both sides, adjust Screws until measure is the same on both sides, do not exceed tension on belt, otherwise it will cause a lot of friction problems and misalignment: Belt preparation: Due to packaging belt might have some creases, to solve this problem it might need to preheat on the crease section using the heatbed, about 2 hours at 80°C with some flat weight over it, until crease is flatten and belt is softening, repeat if any...
Chapter 5 Preparing Hotend ✓ Next items from the KIT will be used: ITEM ITEM DESCRIPTION Quantity Type Biqu H2 V2s Lite extruder M3 x 8 mm Screw M3 x 16 mm Screw M3 x 25 mm Screw M4 Volcano Nozzle (pointy) Layer fan bracket Printed Fan duct...
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✓ Considerations: o Change original nozzle to supplied one o Adjust properly spring tensioner for filament feeder o Place wire harness free of movement from X endstop o Use zip ties to fix harness to the reliever part HARNESS RELEIVER M3X8 SCREW 4020 TURBO...
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Figure 65 Extruder in 45 mode assembly ✓ 90 mode extruder positioning (use 2 M3x8 Screws for fixing) P a g e 42 | 56 Lynx3D Diamond Kit assembly manual www.belt3dprinterkit.com...
Figure 66 Extruder in 90 mode assembly Chapter 6 Finishing installation Face plate and Screen Installation Step 6.1 ✓ Next items from the KIT will be used: ITEM ITEM DESCRIPTION Quantity Type P8 Face plate TFT35 touchscreen M3 x 12 mm Screw M3X6X4 ALUMINUM SPACER M3 Nylock nut M4x12 Screw...
M3x12mm Screw + M3x6x4 Spacer + M3 Nylock Nut Figure 67 Faceplate and Screen mounting detail ✓ Mounting Faceplate to bottom frame, place faceplate part as shown, regulate position so it won’t drag against belt, fix on both sides with M4x8 Screws and M4 Nylock nuts: Figure 68 Fixing faceplate Side components Mounting Step 6.2...
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Pi Case Motherboard Case M3x8 Countersink Screw M4x8 Screw Figure 69 Fixing detail for Motherboard box, repeat process on the left side P a g e 45 | 56 Lynx3D Diamond Kit assembly manual www.belt3dprinterkit.com...
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Figure 70 Install Motherboard, using M3x6 Screws Figure 71 Install Pi board, using M2.5x6 Screws ✓ Insert Magnets (6x2mm) into lids and cases, using Cyanoacrylate glue to keep them in place: P a g e 46 | 56 Lynx3D Diamond Kit assembly manual www.belt3dprinterkit.com...
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Figure 72 Magnet pockets Figure 73 Magnet pockets on lids ✓ Install cooling fans into each lids, using M3x16 Screws, and M3 Nylock nuts, as follows: o 24V 4010 Fan to be used in the motherboard case/lid o 5V 4010 Fan to be used in the Pi case/lid P a g e 47 | 56 Lynx3D Diamond Kit assembly manual...
Power Supply installation Step 6.3 ✓ Next items from the KIT will be used: ITEM ITEM DESCRIPTION Quantity Type 360 Watts 24V Power Supply M4 x 16 mm Screw ✓ Install power supply on the right side of machine, using M4x16mm Screws: ✓...
Power switch case Printed Power Switch M3 x 6 mm Screw M5 x 8 mm Screw M5 Spring T-nut Figure 75 Power supply switch, mounted on the back right side Gantry and Bottom frame mounting Step 6.5 ✓ Using M5 Spring T-nut and Aluminum Knob on each side, mount the gantry on the bottom frame as shown: P a g e 49 | 56...
M5 Knob + Spring T-Nut M5x8 Screw + Spring T-Nut Figure 76 Change to 45 mode by losing the Knobs and rotating gantry Filament holder Step 6.6 ✓ Install filament holder on the top frame of machine, using M5x8mm Screws and M5 Spring T-nuts, as shown next: P a g e 50 | 56...
Figure 77 Suggested position for filament holder Chapter 7 Wiring Diagram Wiring Scheme for the motherboard: Step 7.1 Belt Belt Belt Extruder motor motor motor 1 motor 2 motor Micro SD card (flashing only) Micro B USB port, connect to PI board Filament runout sensor...
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FAN 0 = Layer fan FAN 1 = Hotend fan FAN 2 = Motherboard fan NOTE: Double check your Power Supply voltage selector to be at the right voltage of your country (110 or 220V): Wiring Connections: Step 7.2 ✓ Connect all cables back to the motherboard, for stepper motors, use supplied 1-meter cable motors: ✓...
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M3x20 M3x20 screw screw M3x8 screw ✓ Gantry Endstop Installation: Fix the Gantry endstop bracket (STL provided) to the right bottom part of the gantry frame, using M4x8 and M4 Spring T-Nuts, then using M3x8 screws fix the gantry endstop as shown, connect the endstop to the motherboard using the corresponding cable: M4x8 screw + Spring T-nut...
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✓ Power Supply Wiring o NOTE: Double check your Power Supply voltage selector to be at the right voltage of your country (110 or 220V): o Using the supplied wires connect the power switch to the power supply Figure 78 Red and black wires for line voltage and yellow for ground Ground wire Black shorter wire...
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Red wire from power switch Black wire from power switch Ground wire (yellow) from power switch ✓ Mother board power connection, using the next cable, connect the motherboard to the power supply: P a g e 55 | 56 Lynx3D Diamond Kit assembly manual www.belt3dprinterkit.com...
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✓ PI board power connection, using the next cable, connect the PI board to the power supply: ✓ Connect Pi board with the TFT35 touchscreen: P a g e 56 | 56 Lynx3D Diamond Kit assembly manual www.belt3dprinterkit.com...
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