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2PrintBeta Beta Prusa Basic Assembly Instructions Manual

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Assembly Instructions Beta Prusa Minimal
30/05/13
Assembly Instructions
Beta Prusa Basic
3D Printer
Version 1.5
Date: 30/05/13
Page 1 / 57

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  • Page 1 Assembly Instructions Beta Prusa Minimal 30/05/13 Assembly Instructions Beta Prusa Basic 3D Printer Version 1.5 Date: 30/05/13 Page 1 / 57...
  • Page 2 Assembly Instructions Beta Prusa Minimal 30/05/13 General data about the assembly instructions for an incomplete machine according to annex VI of the EG machinery directive 2006/42/EG Manufacturer: Wenger & Krautwasser GbR - 2PrintBeta Scheffelstrasse 8 78462 Konstanz Description of the machine: Identification:...

  • Page 3: Table Of Contents

    Assembly Instructions Beta Prusa Minimal 30/05/13 Congratulations on purchasing a Beta Prusa 3D Printer! Please read the following assembly instructions carefully and keep the document on a safe place. Please follow carefully all instructions and lookout for the warning symbols. Table of Contents SAFETY INSTRUCTIONS............................4 ASSEMBLY OF THE FRAME..........................5...

  • Page 4: Safety Instructions

    Assembly Instructions Beta Prusa Minimal 30/05/13 Safety Instructions Only assemble a Beta Prusa 3D printer according to the assembly instructions written here. Please take notice of the following Symbols and Notices. They are structured into danger levels according to ISO 3864-2. DANGER Refers to an imminent Danger.

  • Page 5: Assembly Of The Frame

    Assembly Instructions Beta Prusa Minimal 30/05/13 Chapter I Assembly of the Frame Page 5 / 57...

  • Page 6: Step 1.1

    Assembly Instructions Beta Prusa Minimal 30/05/13 Step 1.1 Needed parts for step 1.1 The following parts are needed for this step: 2x Frame vertex with foot 1x Bar clamp 6x Washer M8 6x Nut M8 1x Threaded rod M8 x 370 mm Assembly Step 1.1 Assemble the bar clamp between two frame vertices like its shown in the picture above.

  • Page 7: Step 1.2

    Assembly Instructions Beta Prusa Minimal 30/05/13 Step 1.2 Needed parts for step 1.2 The following parts are needed for this step: 1x Pre-assembled part from step 1.1 1x Frame vertex without foot 8x Washer M8 8x Nut M8 2x Threaded rod M8 x 370 mm Assembly Step 1.2 Page 7 / 57...
  • Page 8 Assembly Instructions Beta Prusa Minimal 30/05/13 Connect the part from step 1.1 with the frame vertex and the rods to a triangle. Make sure that all sides of the triangle are exactly the same length. The distance between the outer edges of the plastic parts should be 291 mm. Repeat the previous two steps and build a second triangle.

  • Page 9: Step 1.3

    Assembly Instructions Beta Prusa Minimal 30/05/13 Step 1.3 Needed parts for step 1.3 The following parts are needed for this step: 4x Washer M8 4x Nut M8 1x Threaded rod M8 x 294 mm Assembly Step 1.3 Position the nuts and washer on the threaded rod as shown in the picture above. Page 9 / 57...

  • Page 10: Step 1.4

    Assembly Instructions Beta Prusa Minimal 30/05/13 Step 1.4 Needed parts for step 1.4 The following parts are needed for this step: 1x Belt guide 2x Bar clamp 10x Washer M8 8x Nut M8 1x Bearing 608ZZ 1x Threaded rod M8 x 294 mm Bearing 608zz in belt guide Press the 608ZZ bearing into the belt guide until it's flush with one side of the guide.

  • Page 11: Step 1.5

    Assembly Instructions Beta Prusa Minimal 30/05/13 Step 1.5 Needed parts for step 1.5 The following parts are needed for this step: 2x Bar clamp 8x Washer M8 8x Nut M8 1x Belt guide 1x Bearing 608zz 1x Threaded rod M8 x 294 mm Assembly step 1.5 Position the parts on the threaded rod as shown in the picture above.

  • Page 12: Step 1.6

    Assembly Instructions Beta Prusa Minimal 30/05/13 Step 1.6 Needed parts for step 1.6 The following parts are needed for this step: 2x Washer M8 2x Nut M8 1x Threaded rod M8 x 294 mm Assembly Step 1.6 Position the parts on the threaded rod as shown in the picture above. Page 12 / 57...

  • Page 13: Step 1.7

    Assembly Instructions Beta Prusa Minimal 30/05/13 Step 1.7 Needed parts for step 1.7 The following parts are needed for this step: 4x Nut M8 4x Washer M8 2x Threaded rod M8 x 440 mm Assembly Step 1.7 Position the parts on the threaded rod as shown in the picture above. Page 13 / 57...

  • Page 14: Step 1.8

    Assembly Instructions Beta Prusa Minimal 30/05/13 Step 1.8 Needed parts for step 1.8 The following parts are needed for this step: 1x Y motor holder 2x Z motor holder 20x Washer M8 16x Nut M8 and all previously assembled parts Assembly Step 1.8 Insert the two triangles from the outside into the prepared threaded rods and fix them together with a washer and a nut each.
  • Page 15 Assembly Instructions Beta Prusa Minimal 30/05/13 Distance between the frame triangles. Measure the distances between the triangles, as shown above, on all three sides of the frame. Position of the nuts on the outside of the frame. Now adjust the distance between the triangles by turning the nuts on the frame vertices until all distances are exactly the same.
  • Page 16 Assembly Instructions Beta Prusa Minimal 30/05/13 Now push the z motor holders, flat side down, onto the longer rods as shown above. Secure them with a washer and a nut each. Assembly of the y motor holder At last, push the y motor holder onto the rods, besides the belt guide and secure it with the nuts on the threaded rods.

  • Page 17: Step 1.9

    Assembly Instructions Beta Prusa Minimal 30/05/13 Step 1.9 Needed parts for step 1.9 The following parts are needed for this step: 2x Bar clamps 4x Washer M8 4x Nut M8 1x Threaded rod M8 x 440 mm and the structure from the previous step Assembly Step 1.9 Push the threaded rod through the two bar clamps at the bottom of the frame and attach the bar clamps on both sides with washers and nuts as shown in the picture above.

  • Page 18: Assembly Of The Axes

    Assembly Instructions Beta Prusa Minimal 30/05/13 Chapter II Assembly of the Axes Page 18 / 57...

  • Page 19: Step 2.1

    Assembly Instructions Beta Prusa Minimal 30/05/13 Step 2.1 Needed parts for step 2.1 The following parts are needed for this step: 1x Gear 4x Bushing 1x Motor Nema17 with cable and plug 3x Washer M3 3x Screw M3 x 10 mm 1x Grub screw M3 x 8 mm 2x Smooth rod 8mm x 406 mm and the structure from the previous step...
  • Page 20 Assembly Instructions Beta Prusa Minimal 30/05/13 Assembly of the Y Axis motor Before you attach the motor onto the holder, you should create a flat onto the motor shaft with a file so the gear has a good fit. Then push the gear onto the motor shaft and secure it with the 8mm grub screw. The gear has holes with integrated nuts for this.

  • Page 21: Step 2.2

    Assembly Instructions Beta Prusa Minimal 30/05/13 Step 2.2 Needed parts for step 2.2 The following parts are needed for this step: 1x Belt clamp with channel 2x Belt clamp without channel 1x Y carriage 5x Nut M3 8x Washer M3 1x Belt 3x Screw M3 x 30 mm 2x Screw M3 x 25 mm...
  • Page 22 Assembly Instructions Beta Prusa Minimal 30/05/13 until the Y carriage sits exactly in the middle of the frame and can be moved without problems. The smooth rods should now be exactly parallel and should have the same distance to the threaded rods on both sides of the frame. Now carefully fasten the bar clamps until the smooth rods can't be moved any more.
  • Page 23 Assembly Instructions Beta Prusa Minimal 30/05/13 Assembly of the belt On the other side of the carriage, install two more belt clamps with the clamp with the channel on top and the one without channel on the bottom. Secure them with two M3 x 30 mm screws and the associated washers and nuts.

  • Page 24: Step 2.3

    Assembly Instructions Beta Prusa Minimal 30/05/13 Step 2.3 Needed parts for step 2.3 The following parts are needed for this step: 4x Bushings 2x Rod clamps 4x Washer M4 4x Nut M4 4x Screw M4 x 16 mm 2x Smooth rod 8mm x 350 mm and the structure from the previous steps Assembly step 2.3 Put the smooth rods onto both sides of the frame as shown in the picture above.
  • Page 25 Assembly Instructions Beta Prusa Minimal 30/05/13 On the top the smooth rods are secured with rod clamps, M4 x 16 mm screws and associated washers and nuts. You can see how that is done on the following pictures. Depending on your set, the m4 nuts might be already casted in. Assembly detail step 2.3 Justage step 2.3 Now adjust the two bar clamps, like its shown in the picture above, until the new smooth rods...

  • Page 26: Step 2.4

    Assembly Instructions Beta Prusa Minimal 30/05/13 Step 2.4 Needed parts for step 2.4 The following parts are needed for this step: 1x X end with motor holder 1x X end without motor holder 4x Screw M3 x 25 mm 4x Nut M3 8x Washer M3 1x Screw M8 x 50 mm 3x Washer M8...
  • Page 27 Assembly Instructions Beta Prusa Minimal 30/05/13 Assembly the belt guide with the bearing and the M8 x 50 mm screw and associated washers and nuts on the X end part without motor holder like it is shown in the picture above. Assembly of X end add-on parts Place the two X end add-on parts onto the X end parts and screw them together with two M3 x 25 mm screws, washers on top and bottom, and nuts like its shown in the pictures...

  • Page 28: Step 2.5

    Assembly Instructions Beta Prusa Minimal 30/05/13 Step 2.5 Needed parts for step 2.5 The following parts are needed for this step: 1x X end from the previous step 1x X end with motor holder from the previous step 8x Screw M3 x 10 mm 4x Bushing 2x Smooth rod 8mm x 420 mm and the structure from the previous steps...
  • Page 29 Assembly Instructions Beta Prusa Minimal 30/05/13 Assembly detail step 2.5 Secure the smooth rods with four screws M3 x 10 mm on each X end part. Make sure the rods on the X end with motor holder don't stick out too much. NOTICE Don't tighten the screws for fixating the X smooth rods too tight.

  • Page 30: Step 2.6

    Assembly Instructions Beta Prusa Minimal 30/05/13 Step 2.6 Needed parts for step 2.6 The following parts are needed for this step: 2x Z-axis coupling 8x Screw M3 x 10 mm 2x Nut M8 2x Motor Nema17 with cable without plug 2x Threaded rod M8 x 210 mm and the structure from the previous steps Assembly step 2.6...
  • Page 31 Assembly Instructions Beta Prusa Minimal 30/05/13 First push both motors onto the Z-axis motor holders on top of the 3D printer and secure them with four screws M3 x 20 mm and associated washers each like it is shown in the picture above.

  • Page 32: Step 2.7

    Assembly Instructions Beta Prusa Minimal 30/05/13 Step 2.7 Needed parts for step 2.7 The following parts are needed for this step: 1x X carriage 2x Belt clamp 1x Gear 1x Grub screw M3 x 8 mm 4x Nut M3 7x Washer M3 1x Belt 1x Motor Nema17 with cable and plug 4x Screw M3 x 20 mm...
  • Page 33 Assembly Instructions Beta Prusa Minimal 30/05/13 Motor assembly First you should file a flat onto the motor shaft, so that the gear has a good grip on it. Then push the gear onto the motor shaft like it is shown in the picture above and secure it with a M3 x 8 mm grub screw.

  • Page 34: Assembly Of The Extruder

    Assembly Instructions Beta Prusa Minimal 30/05/13 Chapter III Assembly of the extruder Page 34 / 57...

  • Page 35: Step 3.1

    Assembly Instructions Beta Prusa Minimal 30/05/13 Step 3.1 Needed parts for step 3.1 The following parts are needed for this step: 2x Teflon tube, 2 cm length 1x Thermistor 2x Ferrules 1x Heating element 1x Thin two-wire cable, 1m length 1x J-head Assembly step 3.1 Before installing the hotend you should make sure that the nozzle is screwed into the holder...
  • Page 36 Assembly Instructions Beta Prusa Minimal 30/05/13 Push the heating element into the big hole of the J-head and secure it with the integrated grub screw. Next take the thermistor and carefully push a Teflon tube onto each pin of the thermistor. NOTICE Attention, the pins of the thermistor are very fragile and might break easily!

  • Page 37: Step 3.2

    Assembly Instructions Beta Prusa Minimal 30/05/13 Step 3.2 Needed parts for step 3.2 The following parts are needed for this step: 4x Washer M3 2x Nut M3 2x Screw M3 x 35 mm 2x thin Spring 4x Washer M4 2x Nut M4 2x Screw M4 x 50 mm 1x Wades body 1x J-head from the previous step...
  • Page 38 Assembly Instructions Beta Prusa Minimal 30/05/13 First cut the thin spring into two around 1.5cm long parts. Put onto both M4 x 50 mm screws a M4 washer, a spring, and again a M4 washer. Then put two M4 nut into the top of the Wades body and screw the prepared screws into the body as shown in the picture above.

  • Page 39: Step 3.3

    Assembly Instructions Beta Prusa Minimal 30/05/13 Step 3.3 Needed parts for step 3.3 The following parts are needed for this step: 1x Bearing 608ZZ 1x Nut M3 1x Bolt M8 x 20 mm 1x Wades Idler Assembly step 3.3 Push the bearing onto the short M8 bolt and click it into the Wades Idler. Put the M3 nut into the depression of the Idler as shown in the picture above.

  • Page 40: Step 3.4

    Assembly Instructions Beta Prusa Minimal 30/05/13 Step 3.4 Needed parts for step 3.4 The following parts are needed for this step: 1x Big gear 2x Nut M8 1x Nut M8 Nyloc 3x Washer M8 1x Hyena drive screw 1x Grub screw M3 x 8 mm 3x Screw M3 x 12 mm 1x Screw M3 x 30 mm 1x Small gear...
  • Page 41 Assembly Instructions Beta Prusa Minimal 30/05/13 First you should file a flat onto the motor shaft so that the gear will have a good grip on it. Then secure the motor with three M3 x 12 mm screws and fitting washers onto the Wades body, but don't completely fasten the screws yet.

  • Page 42: Step 3.5

    Assembly Instructions Beta Prusa Minimal 30/05/13 Step 3.5 Needed parts for step 3.5 The following parts are needed for this step: 2x Screw M4 x 20 mm 2x Nut M4 and the structures from the previous steps Assembly step 3.5 Put the extruder onto the X carriage like it is shown in the picture above.

  • Page 43: Assembly Of The Print Bed

    Assembly Instructions Beta Prusa Minimal 30/05/13 Chapter IV Assembly of the print bed Page 43 / 57...

  • Page 44: Step 4.1

    Assembly Instructions Beta Prusa Minimal 30/05/13 Step 4.1 Needed parts for step 4.1 The following parts are needed for this step: 4x thick Spring 8x Washer M3 4x Nut M3 Nyloc 4x Screw M3 x 40 mm 1x Acrylic print bed and the structures from the previous steps Assembly step 4.1 Attach the acrylic print bed onto the Y carriage with four screws M3 x 40 mm and springs, cut...

  • Page 45: Assembly Of The Electronics

    Assembly Instructions Beta Prusa Minimal 30/05/13 Chapter V Assembly of the Electronics Page 45 / 57...

  • Page 46: Tep 5.1

    Assembly Instructions Beta Prusa Minimal 30/05/13 Step 5.1 Needed parts for step 5.1 The following parts are needed for this step: 3x Optical end-stop 2x curved end-stop holder 1x straight end-stop holder 2x Belt clamps without channel 3x Metal flags 5x Screw M3 x 20 mm 3x Screw M3 x 16 mm 1x Screw M3 x 10 mm...
  • Page 47 Assembly Instructions Beta Prusa Minimal 30/05/13 Attach the optical end-stop to the outer hole of a curved end-stop holder with a M3 x 16 screw, washers on both sides and a nut. Mount the end-stop holder on the outer rod of the 3d printer, in the direction of the Y motor, with a M3 x 20 mm screw and a washer as shown in the picture above.

  • Page 48: Tep 5.2

    Assembly Instructions Beta Prusa Minimal 30/05/13 Step 5.2 Needed parts for step 5.2 The following parts are needed for this step: 30x cable ties 3x Three wire cable with plugs 4x heatsinks 1x Heatsink glue 1x Thick two wire cable (not included in this set) ATX power supply (not included in this set) ATX Adapter (not included in this set) RAMPS Electronic...
  • Page 49 Assembly Instructions Beta Prusa Minimal 30/05/13 NOTICE Please make sure to not cut the cables too short. Always put the cables into the intended place to test the length before cutting it. We start with the Z-axis motors. Move both cables to the side where the electronic is and run the cables down the rod on this side to the electronics.
  • Page 50 Assembly Instructions Beta Prusa Minimal 30/05/13 Connection of the z motors to the electronic Put the electronic on the left side of your 3d printer, like it is shown in the first picture. Connection of the y motor Next run the cable of the Y-axis motor alongside the rods, to the electronics board. Like it is shown in the picture above with the highlighted cable.
  • Page 51 Assembly Instructions Beta Prusa Minimal 30/05/13 Connection of the y motor onto the electronics Plug the cable into the middle motor socket of the electronic, as shown with the highlighted cable above. Again make sure that the red cable is on the right side. Connection of the x motor To connect the x-axis motor, guide the motor cable in a loose curve onto the diagonal rod and from there on downwards.
  • Page 52 Assembly Instructions Beta Prusa Minimal 30/05/13 Connection of the x motor to the electronic Plug the cable into the right most motor connector on the electronics as is shown with the highlighted cable in the image above. Make sure the red cable is on the right side. Connection of the extruder For connecting the Extruder, guide the cables from the extruder motor, the two red heater wires and the thin thermistor wire in a big loop to the side and along the diagonal rod down to...
  • Page 53 Assembly Instructions Beta Prusa Minimal 30/05/13 Connection of the extruder to the electronic The motorcable plugs into the last free motor connector on the electronics as shown above. Make sure the red cable is again on the right side. The thermistor cable plugs into the pin row in the middle of the electronics as shown above. Here the colour coding doesn't matter.
  • Page 54 Assembly Instructions Beta Prusa Minimal 30/05/13 Connection of the x end-stop to the electronic On the electronics, plug the cable into the rightmost socket, as shown in the image above. The end-stops are protected against reverse connection. So if the cable is plugging in the wrong directions, you can easily correct it later.
  • Page 55 Assembly Instructions Beta Prusa Minimal 30/05/13 Connection of the y end-stop For the last end-stop we again use a three-wire cable and connect it to the end-stop. Guide the cable along the side of the printer till you get to the middle rod. From there guide it below the printer, alongside the middle rod, to the electronic.
  • Page 56 Assembly Instructions Beta Prusa Minimal 30/05/13 Adding the heat sinks Take the 4 heat sinks and apply a bit of heat thermal glue to the bottom of them. Then place each heat sink onto one stepper drive and make sure to leave the potentiometers accessible. Connection of the power supply to the electronic Page 56 / 57...
  • Page 57 Before you active the electronics, you should check again all cabling, preferably by an expert. To commission the machine and get started with printing, please read the general usage guidelines for 3D printers from 2PrintBeta. Page 57 / 57...

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