Spool buffer Hartpa 2

thingiverse

Spool Buffer Hartpa V2 The main objective of this device is to reverse the loose filament when printing a 3D printer of Pruša MMU. It prevents filaments of different colors from getting tangled. Parts List: Printed parts (PLA) 1 Spine - 1 pc 2 Arm - 1 pc 3 Frame - 1 pc 4 SpoolHolder - 1 pc 5 Nut - 1 pc 6 Router - 1 pc Part made of sheet steel 7 BearingBase - 2 pcs Finished parts 8 Ball Bearing 8/22x7 - 4 pcs 9 Screw M8 x 60 - 2 pcs 10 Washer for M8 - 4 pcs 11 Nut M8 Low - 2 pcs 12 Rubber Booties, self-adhesive - 4 pcs 13 Bolt M10 x 22 (weight) - 1 pc 14 Nut M10 (weight) - 1 pc Assembly notes A. Deep Groove ball bearings (8) are installed in the Spine (1) and Arm (2). B. Pull the screw (9) through the spin bearings, insert the washer (10), screw it into BearingBase (7), pull over the hole in the Frame (3), insert the washer (10), and tighten the nut (11). The nut (11) acts as a counterweight against BearingBase (7). The axial clearance must remain so that the Spiner (1) rotates slightly. C. Mount Arm (2) similarly. D. Attach Router (6) to Frame (3). E. Stick booties (12) on Frame (3). F. Fasten weights - screw (13) and Nut (14) into Arm (2). G. Thread SpoolHolder (4) onto Spin (1). H. Screw Nut (5) onto Spoolholder (4). Use Place the filament coil on Spoolholder (4), pull the Nut (5), and pull the Filament through Router slot (6) into the idler printer.