DELTA_DIAGONAL_ROD probleme de dimension piece imprimer March 11, 2015 06:41AM |
Registered: 9 years ago Posts: 23 |
mais je me dit que comme le rapport x et y est pas cohérent si je modifie le DELTA_DIAGONAL_ROD comme il dit j'aurrai quand meme le probleme d'échelleQuote
delta scale
Calibrate the firmware to print to correct dimensions.
At this point the printer probably prints, but the results are dimensionally wrong. Printing something 100mm long results in a printed object that is not exactly 100 mm long. This also, can be corrected in firmware. Adjustments to DELTA_DIAGONAL_ROD in the firmware control the size of the printed object.
Create a simple calibration object in openscad, slice it, and print it. By measuring the actual size of the object as printed and comparing it to the size in the design, the accuracy of the printer can be assessed and adjusted.
Here is my sample openscad object:
cube([100,2,2]));
If the length of the object is wrong, adjust DELTA_DIAGONAL_ROD:
new DELTA_DIAGONAL_ROD =
100 / measured_length * original DELTA_DIAGONAL_ROD
then re-upload the firmware, and print and measure again. When the printed object measures 100 mm, the printer is printing accurately to size and is fully calibrated.
Re: DELTA_DIAGONAL_ROD probleme de dimension piece imprimer March 11, 2015 06:45AM |
Registered: 10 years ago Posts: 697 |
Re: DELTA_DIAGONAL_ROD probleme de dimension piece imprimer March 11, 2015 02:57PM |
Registered: 9 years ago Posts: 16 |
Re: DELTA_DIAGONAL_ROD probleme de dimension piece imprimer March 11, 2015 04:51PM |
Registered: 10 years ago Posts: 200 |
Re: DELTA_DIAGONAL_ROD probleme de dimension piece imprimer April 02, 2015 03:07PM |
Registered: 9 years ago Posts: 23 |
Quote
tupitos
Bonjour,
Je suis dans le meme cas que toi j'ai réalisé une delta et mes pièces sont incohérentes dans les mesures en effet tu n'as pas le meme décalage sur x et y en proportion. Donc meme en modifiant ce paramètre tu ne pourras pas avoir une bonne dimension. J'ai pensé a ajuster les steps/mm de chaque axe mais moi dans mon firmware il se calcule automatiquement pour les 3 axes et donne la meme valeur aux 3 axes. Si tu as une piste je suis preneur
Re: DELTA_DIAGONAL_ROD probleme de dimension piece imprimer April 05, 2015 12:39PM |
Registered: 9 years ago Posts: 23 |