From d18d06d6885e0a202b17ae086ef7f578030de240 Mon Sep 17 00:00:00 2001 From: dakkar Date: Tue, 15 Sep 2009 18:31:05 +0200 Subject: new print test --- .../HW/makerbot/printed-objects/img_0992-t.jpg | Bin 0 -> 33391 bytes additions/HW/makerbot/printed-objects/img_0992.jpg | Bin 0 -> 1902043 bytes .../HW/makerbot/printed-objects/img_0993-t.jpg | Bin 0 -> 25978 bytes additions/HW/makerbot/printed-objects/img_0993.jpg | Bin 0 -> 1801017 bytes .../HW/makerbot/printed-objects/img_0995-t.jpg | Bin 0 -> 22359 bytes additions/HW/makerbot/printed-objects/img_0995.jpg | Bin 0 -> 1196673 bytes .../HW/makerbot/printed-objects/img_0996-t.jpg | Bin 0 -> 25271 bytes additions/HW/makerbot/printed-objects/img_0996.jpg | Bin 0 -> 1516452 bytes .../HW/makerbot/printed-objects/img_0997-t.jpg | Bin 0 -> 24918 bytes additions/HW/makerbot/printed-objects/img_0997.jpg | Bin 0 -> 1252985 bytes .../makerbot/printed-objects/document.en.rest.tt | 43 ++++++++++++++++++++ .../makerbot/printed-objects/document.it.rest.tt | 44 +++++++++++++++++++++ 12 files changed, 87 insertions(+) create mode 100644 additions/HW/makerbot/printed-objects/img_0992-t.jpg create mode 100644 additions/HW/makerbot/printed-objects/img_0992.jpg create mode 100644 additions/HW/makerbot/printed-objects/img_0993-t.jpg create mode 100644 additions/HW/makerbot/printed-objects/img_0993.jpg create mode 100644 additions/HW/makerbot/printed-objects/img_0995-t.jpg create mode 100644 additions/HW/makerbot/printed-objects/img_0995.jpg create mode 100644 additions/HW/makerbot/printed-objects/img_0996-t.jpg create mode 100644 additions/HW/makerbot/printed-objects/img_0996.jpg create mode 100644 additions/HW/makerbot/printed-objects/img_0997-t.jpg create mode 100644 additions/HW/makerbot/printed-objects/img_0997.jpg diff --git a/additions/HW/makerbot/printed-objects/img_0992-t.jpg b/additions/HW/makerbot/printed-objects/img_0992-t.jpg new file mode 100644 index 0000000..3480307 Binary files /dev/null and b/additions/HW/makerbot/printed-objects/img_0992-t.jpg differ diff --git a/additions/HW/makerbot/printed-objects/img_0992.jpg b/additions/HW/makerbot/printed-objects/img_0992.jpg new file mode 100644 index 0000000..82b5df0 Binary files /dev/null and b/additions/HW/makerbot/printed-objects/img_0992.jpg differ diff --git a/additions/HW/makerbot/printed-objects/img_0993-t.jpg b/additions/HW/makerbot/printed-objects/img_0993-t.jpg new file mode 100644 index 0000000..7274eb8 Binary files /dev/null and b/additions/HW/makerbot/printed-objects/img_0993-t.jpg differ diff --git a/additions/HW/makerbot/printed-objects/img_0993.jpg b/additions/HW/makerbot/printed-objects/img_0993.jpg new file mode 100644 index 0000000..4cbd6e4 Binary files /dev/null and b/additions/HW/makerbot/printed-objects/img_0993.jpg differ diff --git a/additions/HW/makerbot/printed-objects/img_0995-t.jpg b/additions/HW/makerbot/printed-objects/img_0995-t.jpg new file mode 100644 index 0000000..9a2b16e Binary files /dev/null and b/additions/HW/makerbot/printed-objects/img_0995-t.jpg differ diff --git a/additions/HW/makerbot/printed-objects/img_0995.jpg b/additions/HW/makerbot/printed-objects/img_0995.jpg new file mode 100644 index 0000000..b4f5e17 Binary files /dev/null and b/additions/HW/makerbot/printed-objects/img_0995.jpg differ diff --git a/additions/HW/makerbot/printed-objects/img_0996-t.jpg b/additions/HW/makerbot/printed-objects/img_0996-t.jpg new file mode 100644 index 0000000..002ac78 Binary files /dev/null and b/additions/HW/makerbot/printed-objects/img_0996-t.jpg differ diff --git a/additions/HW/makerbot/printed-objects/img_0996.jpg b/additions/HW/makerbot/printed-objects/img_0996.jpg new file mode 100644 index 0000000..efd9a9a Binary files /dev/null and b/additions/HW/makerbot/printed-objects/img_0996.jpg differ diff --git a/additions/HW/makerbot/printed-objects/img_0997-t.jpg b/additions/HW/makerbot/printed-objects/img_0997-t.jpg new file mode 100644 index 0000000..b4fbd75 Binary files /dev/null and b/additions/HW/makerbot/printed-objects/img_0997-t.jpg differ diff --git a/additions/HW/makerbot/printed-objects/img_0997.jpg b/additions/HW/makerbot/printed-objects/img_0997.jpg new file mode 100644 index 0000000..94cb84b Binary files /dev/null and b/additions/HW/makerbot/printed-objects/img_0997.jpg differ diff --git a/src/HW/makerbot/printed-objects/document.en.rest.tt b/src/HW/makerbot/printed-objects/document.en.rest.tt index 85775b2..7755110 100644 --- a/src/HW/makerbot/printed-objects/document.en.rest.tt +++ b/src/HW/makerbot/printed-objects/document.en.rest.tt @@ -50,3 +50,46 @@ a circle Sadly, the two halves have warped a bit during printing, and it will not be easy to glue them in such a way as to keep them "round". + +The benchmark piece +=================== + +Just to try it out, I printed `the RepRap benchmark piece +`_. + +First problem: the raft wasn't sticking to the build base; solved by +keeping the extruder nearer to the base. + +I discovered immediately afterwards that the build base was not +precisely horizontal; I don't know whether the plastic build base is +distorted, or the translation axes are somehow misaligned (hard to +believe). + +After about forty minutes of printing, I notice that the model is +distorted; it happens quite often, but this time it's warping the +build base! In fact, I soon had to abort the print: the base had +detached from the wooden support that holds it to the Y stage, and the +extruded filaments were going every which way. + +Results: + +[% WRAPPER 'figure.tt' pic='img_0992' alt="half the benchmark piece" %] +This is all I could print before having to abort. +[% END %] + +[% WRAPPER 'figure.tt' pic='img_0993' alt="warped piece" %] +See how bent it is. +[% END %] + +[% WRAPPER 'figure.tt' pic='img_0995' alt="warped piece, from the side" %] +From the side it's even more noticeable. +[% END %] + +[% WRAPPER 'figure.tt' pic='img_0997' alt="warped base, from the side" %] +And this is how much my build base has bent… +[% END %] + +To do for next time: + +* check the orthogonality of the base +* use the bolted build base, instead of the one held with double-sided tape diff --git a/src/HW/makerbot/printed-objects/document.it.rest.tt b/src/HW/makerbot/printed-objects/document.it.rest.tt index 63b07cf..9c5f74b 100644 --- a/src/HW/makerbot/printed-objects/document.it.rest.tt +++ b/src/HW/makerbot/printed-objects/document.it.rest.tt @@ -48,3 +48,47 @@ Metà dado, visto da sopra: è un'ottima approssimazione di un cerchio Purtroppo, le due metà si sono un po' imbarcate durante la stampa, e non sarà facile incollarle in modo che restino "tonde". + +Il pezzo di riferimento +======================= + +Per prova, ho stampato `il pezzo di prova per RepRap +`_. + +Primo problema: la raft non si voleva attaccare alla base; risolto +tenendo l'estrusore più vicino alla base. + +Ho scoperto subito dopo che la base non è precisamente orizzontale, +non so se si è storta la parte in plastica o se in qualche modo gli +assi di traslazione si sono disallineati (ci credo poco). + +Dopo una quarantina di minuti di stampa, mi accorgo che il modello si +è storto; capita spesso, ma questa volta si sta portando dietro la +base! Infatti, dopo poco ho dovuto interrompere la stampa: la base si +era staccata dal supporto in legno che la tiene solidale alla +piattaforma Y, e i fili estrusi stavano andando un po' a spasso. + +Risultati: + +[% WRAPPER 'figure.tt' pic='img_0992' alt="abbozzo del pezzo di +prova"%] +Questo è quanto sono riuscito a stampare prima di dover fermare il +tutto. +[% END %] + +[% WRAPPER 'figure.tt' pic='img_0993' alt="distorsione del pezzo" %] +Notate come è storto. +[% END %] + +[% WRAPPER 'figure.tt' pic='img_0995' alt="distorsione del pezzo, di taglio" %] +"Di taglio" si vede meglio. +[% END %] + +[% WRAPPER 'figure.tt' pic='img_0997' alt="distorsione della base, di taglio" %] +Ed ecco quanto è storta la mia basetta… +[% END %] + +Da fare per la prossima volta: + +* controllare l'ortogonalità della base +* usare la base con i bulloni, invece di quella tenuta col biadesivo -- cgit v1.2.3