Dynamic Purge Bucket - A20T Stock

thingiverse

I have adjusted the size to fit A20T stock - the nozzle wasn't in the right Y position. You need to use 2-3mm silicon sheet to overpower the spring. My Change tool scripts for Cura, note that I increase the Z height by 10 to allow the spring to clear the bed. ;Change Tool M109 R{material_print_temperature} G91 ; Relative G1 E25 F100 ; Extrude into Bucket G1 E5 F30 ; Slow Purge to reduce pressure G92 E0 ; Set Extruder Position G90 ; Absolute G10 ; Retract ; Wait for ooze G4 S4 ; Wait 2 seconds G0 X10 F500 ; Wipe G0 X-5 F4000 ; Wipe G0 X10 F9000 ; Wipe M211 S1 ; Enable SoftStops ;/Change Tool ;Change End G10 ; Retract G91 ; Relative position G0 Z0.2 F9000 ; Lift Nozzle G0 Z10 X-5 F9000 ;lift diagonal G90 ; Absolute G0 X10 F6000; Go to bucket M211 S0 ; Disable SoftStops G0 X-5 F500; Go to bucket Closer M211 S1 ; Enable SoftStops G11 ; Recover ;/Change End https://www.thingiverse.com/thing:4441076 presented a thumb screw to replace the wing nut on the front-left corner of the BIBO bed. It is too wide for the other two positions. I have created a smaller version to fit the right-front corner and the back-center. A M3-.50 nut is required.