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Make Mendel RapidBot Mega User Information

Summary of RapidBot Mega

  • Page 1

    Make mendel page 1 rapidbot mega 3d printer rapidbot mega is a latest generation 3d printer, capable of printing 3d objects of pla plastic. Rapidbot mega uses high quality linear motion guides. So it is very easy to build. Self locking design ensures rigid frame with easy steps(without need of any m...

  • Page 2

    Make mendel page 2 technical specification : • machine size 900 x 350 x 500 mm • build size 750x250x200 mm • nozzle diameter : 0.4mm • layer thickness : 0.1 mm • speed (mm/s) : 60 • positioning precision : 27 microns • input format : stl • software : pronterface • system compatibility : windows 7 an...

  • Page 3

    Make mendel page 3 qty part drawing 2 side plates 1 middle plate 1 support plate for x plate 1 front plate 1 back plate 1 top plate 1 y kite support 1 heated print bed 1 aupport plate for pcb heatbed 1 acrylic plate to connect two y rails 1 support for y plate 2 support for y plate 3 linear motion(l...

  • Page 4: Hardware

    Make mendel page 4 1 driven holder 1 idler holder 1 y-rail top plate 1 acrylic support for z mechanical switch 2 smooth rod cap 2 cap screw for smooth rod 2 x and y belts(gt2-700 mm) 4 brass insert piece hardware qty part drawing 17 m3 nylock nut 40 m4 nylock nut 10 m2.5 nut – & screw philips 4 m3 x...

  • Page 5: Hotend And Electronics

    Make mendel page 5 6 screw for smps mounting 4 m2.5x20 mechanical switch screw &nut x & y switch for use 2 m2.5x25 mechanical switch for z aliment 90 m3 washer 70 m4 washer 2 m4x10 washer for mechanical switch 7 624-bearing 2 flange nut 2 flange bearing 2 coupling 5 _8 2 soft spring (1)(extruder 2-o...

  • Page 6

    Make mendel page 6 2 gt2 timing pulley_5mmbore (for x-y motor) 1 j hotend extruder 3 heater blocks and extra wire with power connector 1 ptfe strain relief 1 printrboard rev d electronics board 3 mechanical switch with 3 pin molex connector 1 z prusa cable 1 resistor (3 watt 6.8 ohm) 1 thermistor g5...

  • Page 7

    Make mendel page 7 m2.5 details 1 m2.5 philips countersink belts & nuts(10) heated print bed (10) 2 m2.5x20 philips countersink screw(4) x & y mechanical switch 3 m2.5x25 countersink screw(2) z mechanical switch aliment m3 details 1 m3 nylock(43) lmg rail (26) idler excle (1) flange bearing (8) flan...

  • Page 8

    Make mendel page 8 acrylic base plate fitting (2) z- opto (1) 2 m4 x 20 socket cap (14) acrylic support (12) acrylic base plate (2) 3 m4x25 counter sink (2) 294 mm smooth rod cap (6) 4 m4 x 25 socket cap (19) 300 mm smooth rod(6) acrylic support(13) 5 m4 x 40 socket cap (2) belt adjustment x,y (2) 6...

  • Page 9

    Make mendel page 9 assembly of mega.

  • Page 10: Index For Picture 1.1

    Make mendel page 10 picture 1.1 index for picture 1.1 part number name of part 1 back plate 2 aupport plate for pcb heatbed 3 top plate 4,5 cap screw for smooth rod 6 acrylic plate to connect two y rails 7 x plate 8 extruder base plate 9 support plate for x plate 10, 11 fan support piece 12,13,14 ac...

  • Page 11: Step 1: Frame Assembly.

    Make mendel page 11 step 1: frame assembly. 1. Assemble front (part no.19), back (part no.1) and side (part no.18 & 22) plates using m4 x 20 cap screws. 2. For top plate to assemble with front, back and side plates use m4 x 25 screws..

  • Page 12

    Make mendel page 12 assemble a set of 624 bearings, m4x40 socket, mudguard, m4 washer, and m4 nylock nut..

  • Page 13: Step 2: Y Plate

    Make mendel page 13 step 2: y plate 1. Part no: 17 is y plate. Fix three motors (2z and 1y) using m3 x 12 screws. 2. On y plate place two small size rails along with block. Use m3 x 20 screws at both the corners of each rail. Use m3 x 15 screws at the middle of each rail alternatively..

  • Page 14

    Make mendel page 14 3. Fix gt2 pulley to the shaft of y motor and opposite to it place 624 bearing. 4. On both the rails place acrylic piece (part no 12 & 14). Attach part no.13 with the gt2 belt using ties. Fix the gt2 belt between gt2 pulley and 624 bearing..

  • Page 15

    Make mendel page 15 5. Place part no.6 on part no. 12, 13 & 14. 6. Use ptfe stain relief above part no.6 . 7. Place aluminium printbed above ptfe stain relief. Use m2.5 x 20 screws for mechanical switch to fix. Part no. 23 . Ptfe stain relief aluminium printbed mechanical switch.

  • Page 16

    Make mendel page 16 8. Use m3 x 25 screws at each corner of aluminium printbed to set 1 and set 3. Use m4 x 25 countersink screws to fix set 2. (refer image of step 6. For set 1, 2 & 3). 9. Use part no. 20, 21 &24 to give support to y plate at bottom side. Use m4 x 25 screws. Step 3: z mechanical sw...

  • Page 17: Step 4: X Plate

    Make mendel page 17 step 4: x plate 1. Place larger rail on x plate (part no.7). Use m3 x 20 screw at the corner of rail use m3 x 15 screws alternatively in the middle of rail. 2. Use flange nut at both the ends of rail. Use m3 x 20 screws to fix the flange nut. 3. Fix 2 flange bearings opposite to ...

  • Page 18

    Make mendel page 18 4. Fix x-motor using m3 x 12 screws. Fix t2.5 pulley to the motor shaft. 5. Fix 624 bearing next to right flange bearing. Attach t2.5 belt between t2.5 pulley and 624 bearing. 6. Place x mechanical switch using m2.5 x 20 screws..

  • Page 19

    Make mendel page 19 7. Part no.9 is support to x plate. Use at bottom side. Attaching belt to the extruder base plate: 1. Take the extruder base plate, apply some glue on side face (this is not must), then just use plastic ties to tie it..

  • Page 20: Step 5: Assembly of Rods

    Make mendel page 20 2. Attach the extruder base plate on the rail block. 3. Pass the t2.5 belt through the pulley and belt adjuster. Step 5: assembly of rods 1. Put the 2 threaded rods inside the flangenut. 2. Place x-axis inside the structure, by putting the bottom of the threaded rod inside the co...

  • Page 21: Step 6: Printbed Assembly

    Make mendel page 21 step 6: printbed assembly 1. Wiring of heater blocks : first place all the heater blocks on printbed as shown below. There are total 12 heater blocks. Make 3 set of 4 heater blocks in each set. Now connect each set of heater block in series. Leave one side of each set open for fu...

  • Page 22

    Make mendel page 22 3. Solder the wires set 2 and set 3 to the female green connector given each. 4. In the atx power supply cut yellow and black wires and solder it to male green connector given. 5. Now connect set 2 & 3 female connector to the each male connector of atx power supply..

  • Page 23

    Make mendel page 23 6. Place each thermistor at the centre of set 1&2, set 2&3 , and fix using kapton tape. 7. Another ends of both the thermistors solder together to the 2 pin connector, which will go to printrboard. Final view of printbed. Solder wires of both thermistors to each other and connect...

  • Page 24

    Make mendel page 24 step 7: electrical wiring (printrboard rev d) place printrboard on acrylic board with cap screw m3x12 cable connection on printrboard..

  • Page 25: Printer Images :

    Make mendel page 25 steps to be followed while using printrboard electronics: 1. Check whether all the connections made on your printrboard board are proper. 2. Printrboard comes ready to print with marlin rc 2 firmware and lufa cdc bootloader, so you do not need to change any firmware, if you have ...

  • Page 26

    Make mendel page 26 back view left side view.

  • Page 27

    Make mendel page 27 right side view.