Bonjour à tous comme vous avez pu le voir en présentation, je remet sur pied une Voron 2.4 montée avec les pieds!
J'ai réussi après de nombreuse heures de travails a avoir une machine "fonctionnelle" mais lors d'une de mes dernières impressions j'ai un méga décalage de couche qui a fait échouer l'impression. Après avoir vérifié la tension des courroies j'ai fait un test de vitesse et les valeurs ne sont pas très glorieuses :
// mcu: stepper_x:850 stepper_y:4772 stepper_z:-15980 stepper_z1:-15997 stepper_z2:-14144 stepper_z3:-15959
// stepper: stepper_x:600.006250 stepper_y:0.006250 stepper_z:10.000000 stepper_z1:10.000000 stepper_z2:10.000000 stepper_z3:10.000000
// kinematic: X:300.006250 Y:300.000000 Z:10.000000
// toolhead: X:299.000000 Y:299.000000 Z:10.000000 E:0.000000
// gcode: X:299.000000 Y:299.000000 Z:10.000000 E:0.000000
// gcode base: X:0.000000 Y:0.000000 Z:0.000000 E:0.000000
// gcode homing: X:0.000000 Y:0.000000 Z:0.000000
11:54 PM
// TEST_SPEED: starting 3 iterations at speed 500, accel 1500
11:54 PM
TEST_SPEED SPEED=500 ITERATIONS=3 ACCEL=1500
11:53 PM
// mcu: stepper_x:-1727 stepper_y:4768 stepper_z:-15977 stepper_z1:-15994 stepper_z2:-14141 stepper_z3:-15956
// stepper: stepper_x:583.881250 stepper_y:0.000000 stepper_z:10.000000 stepper_z1:10.000000 stepper_z2:10.000000 stepper_z3:10.000000
// kinematic: X:291.940625 Y:291.940625 Z:10.000000
// toolhead: X:299.000000 Y:299.000000 Z:10.000000 E:0.000000
// gcode: X:299.000000 Y:299.000000 Z:10.000000 E:0.000000
// gcode base: X:0.000000 Y:0.000000 Z:0.000000 E:0.000000
// gcode homing: X:0.000000 Y:0.000000 Z:0.000000
11:52 PM
// mcu: stepper_x:850 stepper_y:4772 stepper_z:-15983 stepper_z1:-16000 stepper_z2:-14147 stepper_z3:-15962
// stepper: stepper_x:600.006250 stepper_y:0.006250 stepper_z:10.000000 stepper_z1:10.000000 stepper_z2:10.000000 stepper_z3:10.000000
// kinematic: X:300.006250 Y:300.000000 Z:10.000000
// toolhead: X:299.000000 Y:299.000000 Z:10.000000 E:0.000000
// gcode: X:299.000000 Y:299.000000 Z:10.000000 E:0.000000
// gcode base: X:0.000000 Y:0.000000 Z:0.000000 E:0.000000
// gcode homing: X:0.000000 Y:0.000000 Z:0.000000
11:52 PM
// TEST_SPEED: starting 3 iterations at speed 400, accel 1500
11:52 PM
TEST_SPEED SPEED=400 ITERATIONS=3 ACCEL=1500
11:51 PM
// mcu: stepper_x:-1730 stepper_y:4769 stepper_z:-15980 stepper_z1:-15997 stepper_z2:-14144 stepper_z3:-15959
// stepper: stepper_x:583.881250 stepper_y:0.000000 stepper_z:10.000000 stepper_z1:10.000000 stepper_z2:10.000000 stepper_z3:10.000000
// kinematic: X:291.940625 Y:291.940625 Z:10.000000
// toolhead: X:299.000000 Y:299.000000 Z:10.000000 E:0.000000
// gcode: X:299.000000 Y:299.000000 Z:10.000000 E:0.000000
// gcode base: X:0.000000 Y:0.000000 Z:0.000000 E:0.000000
// gcode homing: X:0.000000 Y:0.000000 Z:0.000000
11:50 PM
// mcu: stepper_x:2642 stepper_y:168 stepper_z:-15983 stepper_z1:-16000 stepper_z2:-14147 stepper_z3:-15962
// stepper: stepper_x:600.006250 stepper_y:0.006250 stepper_z:10.000000 stepper_z1:10.000000 stepper_z2:10.000000 stepper_z3:10.000000
// kinematic: X:300.006250 Y:300.000000 Z:10.000000
// toolhead: X:299.000000 Y:299.000000 Z:10.000000 E:0.000000
// gcode: X:299.000000 Y:299.000000 Z:10.000000 E:0.000000
// gcode base: X:0.000000 Y:0.000000 Z:0.000000 E:0.000000
// gcode homing: X:0.000000 Y:0.000000 Z:0.000000
11:50 PM
// TEST_SPEED: starting 3 iterations at speed 500, accel 2000
11:50 PM
TEST_SPEED SPEED=500 ITERATIONS=3 ACCEL=2000
11:49 PM
// mcu: stepper_x:63 stepper_y:162 stepper_z:-15979 stepper_z1:-15996 stepper_z2:-14143 stepper_z3:-15958
// stepper: stepper_x:583.881250 stepper_y:0.000000 stepper_z:10.000000 stepper_z1:10.000000 stepper_z2:10.000000 stepper_z3:10.000000
// kinematic: X:291.940625 Y:291.940625 Z:10.000000
// toolhead: X:299.000000 Y:299.000000 Z:10.000000 E:0.000000
// gcode: X:299.000000 Y:299.000000 Z:10.000000 E:0.000000
// gcode base: X:0.000000 Y:0.000000 Z:0.000000 E:0.000000
// gcode homing: X:0.000000 Y:0.000000 Z:0.000000
11:48 PM
// mcu: stepper_x:2643 stepper_y:167 stepper_z:-15978 stepper_z1:-15995 stepper_z2:-14142 stepper_z3:-15957
// stepper: stepper_x:600.006250 stepper_y:0.006250 stepper_z:10.000000 stepper_z1:10.000000 stepper_z2:10.000000 stepper_z3:10.000000
// kinematic: X:300.006250 Y:300.000000 Z:10.000000
// toolhead: X:299.000000 Y:299.000000 Z:10.000000 E:0.000000
// gcode: X:299.000000 Y:299.000000 Z:10.000000 E:0.000000
// gcode base: X:0.000000 Y:0.000000 Z:0.000000 E:0.000000
// gcode homing: X:0.000000 Y:0.000000 Z:0.000000
11:47 PM
// TEST_SPEED: starting 3 iterations at speed 300, accel 1000
11:47 PM
TEST_SPEED SPEED=300 ITERATIONS=3 ACCEL=1000
11:47 PM
// mcu: stepper_x:62 stepper_y:161 stepper_z:-15977 stepper_z1:-15994 stepper_z2:-14141 stepper_z3:-15956
// stepper: stepper_x:583.881250 stepper_y:0.000000 stepper_z:10.000000 stepper_z1:10.000000 stepper_z2:10.000000 stepper_z3:10.000000
// kinematic: X:291.940625 Y:291.940625 Z:10.000000
// toolhead: X:299.000000 Y:299.000000 Z:10.000000 E:0.000000
// gcode: X:299.000000 Y:299.000000 Z:10.000000 E:0.000000
// gcode base: X:0.000000 Y:0.000000 Z:0.000000 E:0.000000
// gcode homing: X:0.000000 Y:0.000000 Z:0.000000
11:43 PM
// mcu: stepper_x:2641 stepper_y:167 stepper_z:-15981 stepper_z1:-15998 stepper_z2:-14145 stepper_z3:-15960
// stepper: stepper_x:600.012500 stepper_y:0.012500 stepper_z:10.000000 stepper_z1:10.000000 stepper_z2:10.000000 stepper_z3:10.000000
// kinematic: X:300.012500 Y:300.000000 Z:10.000000
// toolhead: X:299.000000 Y:299.000000 Z:10.000000 E:0.000000
// gcode: X:299.000000 Y:299.000000 Z:10.000000 E:0.000000
// gcode base: X:0.000000 Y:0.000000 Z:0.000000 E:0.000000
// gcode homing: X:0.000000 Y:0.000000 Z:0.000000
Comme vous pouvez le voir j'ai des pertes de pas non négligeable en X même à de faible vitesses, lorsque j'augmente un peu la vitesse et l'acceleration la machine n'est rapidement plus capable de faire le test jusqu'au bout tant de pas sont perdus! J'ai vérifier le guide X qui coulisse parfaitement sans point dur ni résistance anormale. J'ai pensé à des driver défectueux ou un problème de moteur mais ça ne parait pas très logique car le déplacement en X fait usage des deux moteurs...
Auriez vous une idée de ce que je peux contrôler?
Merci dance, amicalement,
Zepp