https://wiki.opensourceecology.org/index.php?action=history&feed=atom&title=Design-for-Tolerancing 2026-05-15T05:23:57Z Revision history for this page on the wiki MediaWiki 1.39.13 https://wiki.opensourceecology.org/index.php?title=Design-for-Tolerancing&diff=298278&oldid=prev 2024-07-05T20:51:43Z

<p></p> <table style="background-color: #fff; color: #202122;" data-mw="interface"> <col class="diff-marker" /> <col class="diff-content" /> <col class="diff-marker" /> <col class="diff-content" /> <tr class="diff-title" lang="en"> <td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">← Older revision</td> <td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">Revision as of 20:51, 5 July 2024</td> </tr><tr><td colspan="2" class="diff-lineno" id="mw-diff-left-l4">Line 4:</td> <td colspan="2" class="diff-lineno">Line 4:</td></tr> <tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>This can take many forms:</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>This can take many forms:</div></td></tr> <tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td></tr> <tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>#Trim in housing to hide edges of underlying structures, <del style="font-weight: bold; text-decoration: none;">especially </del>according to the [[Trim for Shim Doctrine]]</div></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>#Trim in housing to hide edges of underlying structures, <ins style="font-weight: bold; text-decoration: none;">such as </ins>according to the [[Trim for Shim Doctrine]]</div></td></tr> <tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>#Dynamic alignment mechanisms that remove the requirement of parallel or equal frame edges in 3D printer frames - such as the [[Autoparallel]] mechanism</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>#Dynamic alignment mechanisms that remove the requirement of parallel or equal frame edges in 3D printer frames - such as the [[Autoparallel]] mechanism</div></td></tr> <tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>#Adjustment mechanims, such as screw legs that allow a table to be level on a non-level floor</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>#Adjustment mechanims, such as screw legs that allow a table to be level on a non-level floor</div></td></tr> </table>

Marcin https://wiki.opensourceecology.org/index.php?title=Design-for-Tolerancing&diff=298277&oldid=prev 2024-07-05T20:51:25Z

<p></p> <table style="background-color: #fff; color: #202122;" data-mw="interface"> <col class="diff-marker" /> <col class="diff-content" /> <col class="diff-marker" /> <col class="diff-content" /> <tr class="diff-title" lang="en"> <td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">← Older revision</td> <td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">Revision as of 20:51, 5 July 2024</td> </tr><tr><td colspan="2" class="diff-lineno" id="mw-diff-left-l4">Line 4:</td> <td colspan="2" class="diff-lineno">Line 4:</td></tr> <tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>This can take many forms:</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>This can take many forms:</div></td></tr> <tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td></tr> <tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>#Trim in housing to hide edges of underlying structures<del style="font-weight: bold; text-decoration: none;">.</del></div></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>#Trim in housing to hide edges of underlying structures<ins style="font-weight: bold; text-decoration: none;">, especially according to the [[Trim for Shim Doctrine]]</ins></div></td></tr> <tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>#Dynamic alignment mechanisms that remove the requirement of parallel or equal frame edges in 3D printer frames - such as the [[Autoparallel]] mechanism</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>#Dynamic alignment mechanisms that remove the requirement of parallel or equal frame edges in 3D printer frames - such as the [[Autoparallel]] mechanism</div></td></tr> <tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>#Adjustment mechanims, such as screw legs that allow a table to be level on a non-level floor</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>#Adjustment mechanims, such as screw legs that allow a table to be level on a non-level floor</div></td></tr> </table>

Marcin https://wiki.opensourceecology.org/index.php?title=Design-for-Tolerancing&diff=285755&oldid=prev 2023-07-14T06:35:22Z

<p><span dir="auto"><span class="autocomment">about</span></span></p> <table style="background-color: #fff; color: #202122;" data-mw="interface"> <col class="diff-marker" /> <col class="diff-content" /> <col class="diff-marker" /> <col class="diff-content" /> <tr class="diff-title" lang="en"> <td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">← Older revision</td> <td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">Revision as of 06:35, 14 July 2023</td> </tr><tr><td colspan="2" class="diff-lineno" id="mw-diff-left-l8">Line 8:</td> <td colspan="2" class="diff-lineno">Line 8:</td></tr> <tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>#Adjustment mechanims, such as screw legs that allow a table to be level on a non-level floor</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>#Adjustment mechanims, such as screw legs that allow a table to be level on a non-level floor</div></td></tr> <tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>#Design for using non-cut stock - such as</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>#Design for using non-cut stock - such as</div></td></tr> <tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>#Tool choice - by jigging up tools, high tolerances can be achieved without measuring such as with the [[Measureless Cutting Jig]]</div></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>#Tool choice - by jigging up tools, high tolerances can be achieved without measuring such as with the [[Measureless Cutting Jig]]<ins style="font-weight: bold; text-decoration: none;">. This is design for tolerancing in the broader sense, which can be expressed as &#039;just use this jig at maximum tolerance and the product still comes out right&#039;</ins></div></td></tr> <tr><td colspan="2" class="diff-side-deleted"></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;">#Material choice - selecting for pre-toleranced materials that are [[COTS]]</ins></div></td></tr> <tr><td colspan="2" class="diff-side-deleted"></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;">#Using digital instead of manual fabrication - this removes a tolerancing requirement from the human and transfers it to a more accurate machine</ins></div></td></tr> <tr><td colspan="2" class="diff-side-deleted"></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div> </div></td></tr> <tr><td colspan="2" class="diff-side-deleted"></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;">And a myriad others. There are unlimited strategies for converting difficult, high skill, low tolerance operations - making these easier - as part of general build and product [[Robustification]].</ins></div></td></tr> <tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td></tr> <tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>This is one of OSE tenets - designing for allowing for maximum tolerances without diminishing performance.</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>This is one of OSE tenets - designing for allowing for maximum tolerances without diminishing performance.</div></td></tr> </table>

Marcin https://wiki.opensourceecology.org/index.php?title=Design-for-Tolerancing&diff=285753&oldid=prev 2023-07-14T06:29:43Z

<p></p> <table style="background-color: #fff; color: #202122;" data-mw="interface"> <col class="diff-marker" /> <col class="diff-content" /> <col class="diff-marker" /> <col class="diff-content" /> <tr class="diff-title" lang="en"> <td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">← Older revision</td> <td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">Revision as of 06:29, 14 July 2023</td> </tr><tr><td colspan="2" class="diff-lineno" id="mw-diff-left-l6">Line 6:</td> <td colspan="2" class="diff-lineno">Line 6:</td></tr> <tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>#Trim in housing to hide edges of underlying structures.</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>#Trim in housing to hide edges of underlying structures.</div></td></tr> <tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>#Dynamic alignment mechanisms that remove the requirement of parallel or equal frame edges in 3D printer frames - such as the [[Autoparallel]] mechanism</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>#Dynamic alignment mechanisms that remove the requirement of parallel or equal frame edges in 3D printer frames - such as the [[Autoparallel]] mechanism</div></td></tr> <tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div> </div></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;">#Adjustment mechanims, such as screw legs that allow a table to be level on a non-level floor</ins></div></td></tr> <tr><td colspan="2" class="diff-side-deleted"></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;">#Design for using non-cut stock - such as</ins></div></td></tr> <tr><td colspan="2" class="diff-side-deleted"></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;">#Tool choice - by jigging up tools, high tolerances can be achieved without measuring such as with the [[Measureless Cutting Jig]]</ins></div></td></tr> <tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td></tr> <tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>This is one of OSE tenets - designing for allowing for maximum tolerances without diminishing performance.</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>This is one of OSE tenets - designing for allowing for maximum tolerances without diminishing performance.</div></td></tr> </table>

Marcin https://wiki.opensourceecology.org/index.php?title=Design-for-Tolerancing&diff=285752&oldid=prev 2023-07-14T06:27:21Z

<p></p> <table style="background-color: #fff; color: #202122;" data-mw="interface"> <col class="diff-marker" /> <col class="diff-content" /> <col class="diff-marker" /> <col class="diff-content" /> <tr class="diff-title" lang="en"> <td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">← Older revision</td> <td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">Revision as of 06:27, 14 July 2023</td> </tr><tr><td colspan="2" class="diff-lineno" id="mw-diff-left-l1">Line 1:</td> <td colspan="2" class="diff-lineno">Line 1:</td></tr> <tr><td colspan="2" class="diff-side-deleted"></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;">=about=</ins></div></td></tr> <tr><td colspan="2" class="diff-side-deleted"></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;">Design for tolerancing in the OSE context means making considerations, at the design phase, for allowing the largest tolerances in any build - without any decrease in end performance of the product. This is done to facilitate the build process, reducing the difficulty of any build.</ins></div></td></tr> <tr><td colspan="2" class="diff-side-deleted"></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;"></ins></div></td></tr> <tr><td colspan="2" class="diff-side-deleted"></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;">This can take many forms:</ins></div></td></tr> <tr><td colspan="2" class="diff-side-deleted"></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;"></ins></div></td></tr> <tr><td colspan="2" class="diff-side-deleted"></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;">#Trim in housing to hide edges of underlying structures.</ins></div></td></tr> <tr><td colspan="2" class="diff-side-deleted"></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;">#Dynamic alignment mechanisms that remove the requirement of parallel or equal frame edges in 3D printer frames - such as the [[Autoparallel]] mechanism</ins></div></td></tr> <tr><td colspan="2" class="diff-side-deleted"></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;"></ins></div></td></tr> <tr><td colspan="2" class="diff-side-deleted"></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;"></ins></div></td></tr> <tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>This is one of OSE tenets - designing for allowing for maximum tolerances without diminishing performance.</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>This is one of OSE tenets - designing for allowing for maximum tolerances without diminishing performance.</div></td></tr> <tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td></tr> </table>

Marcin https://wiki.opensourceecology.org/index.php?title=Design-for-Tolerancing&diff=276622&oldid=prev 2022-10-08T18:22:19Z

<p><span dir="auto"><span class="autocomment">Examples</span></span></p> <table style="background-color: #fff; color: #202122;" data-mw="interface"> <col class="diff-marker" /> <col class="diff-content" /> <col class="diff-marker" /> <col class="diff-content" /> <tr class="diff-title" lang="en"> <td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">← Older revision</td> <td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">Revision as of 18:22, 8 October 2022</td> </tr><tr><td colspan="2" class="diff-lineno" id="mw-diff-left-l19">Line 19:</td> <td colspan="2" class="diff-lineno">Line 19:</td></tr> <tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>#How about the perpendicular of the X axis to the Y axis? Here is where we have the mechanism for [[Autoparallel]]. In other words, we designed a specific feature on top of the printer that allows us for simple fabrication (using the generic 3D printed axis pieces that are used on X, Y, and Z axes). This allows us to address print skewness completely - which is set up during the [[Calibration]] phase.</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>#How about the perpendicular of the X axis to the Y axis? Here is where we have the mechanism for [[Autoparallel]]. In other words, we designed a specific feature on top of the printer that allows us for simple fabrication (using the generic 3D printed axis pieces that are used on X, Y, and Z axes). This allows us to address print skewness completely - which is set up during the [[Calibration]] phase.</div></td></tr> <tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>#[[Universal Axis]] pieces. How much accuracy is needed? Take the Carriage piece. As long as it fits the 4 linear bearings, and has a constant separation between the 2 rod centers - it works. It can be off-dimension on the outside body. If the rod center seperation is the same (to 1 mm or so), the carriage will slide. But same compared to what? The rod separation at the motor and idler pieces must be the same as well - allowing only for the flex of the rods - which is 1 mm or so.</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>#[[Universal Axis]] pieces. How much accuracy is needed? Take the Carriage piece. As long as it fits the 4 linear bearings, and has a constant separation between the 2 rod centers - it works. It can be off-dimension on the outside body. If the rod center seperation is the same (to 1 mm or so), the carriage will slide. But same compared to what? The rod separation at the motor and idler pieces must be the same as well - allowing only for the flex of the rods - which is 1 mm or so.</div></td></tr> <tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>#Electronics panel. Does the electronics panel accuracy matter? Not a lot. <del style="font-weight: bold; text-decoration: none;">All the panel needs </del>to do <del style="font-weight: bold; text-decoration: none;">is hold </del>the components. Since components are zip tied, the location of zip tie holes only needs to be roughly accurate. The control panel must fit on the frame. If it doesn&#039;t, some parts can be bent out with a heat gun to make it fit.</div></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>#Electronics panel. Does the electronics panel accuracy matter? Not a lot. <ins style="font-weight: bold; text-decoration: none;">It has nothing </ins>to do <ins style="font-weight: bold; text-decoration: none;">with printer accuracy - it just holds all </ins>the components. Since components are zip tied, the location of zip tie holes only needs to be roughly accurate. The control panel must fit on the frame. If it doesn&#039;t, some parts can be bent out with a heat gun to make it fit<ins style="font-weight: bold; text-decoration: none;">. All wire routing should be cleaned up at the end so it is easy to troubleshoot. Otherwise, the panel remains accessible and transparent</ins>.</div></td></tr> <tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>#The above is only a short overview. A complete walk-through of each single part would be a text many pages long with a set of accuracy numbers in each direction for each part. This is beyond the capacity of the human brain - but understanding the function of each part and how the printer goes together allows one to figure out exactly what will work and what won&#039;t. There is a lot of head scratching here if one to understand every single detail. During a one-off build - one will invariably take a lot of time to go through the thinking. This is not for the faint of heart - as building anything is a challenge - never mind a 3D printer. However, as one sees the result - runs the machine - gains understanding of how it works - the second time is much faster. After several builds, one becomes familiar to the point of appreciating why all the parts have been designed the way they are.</div></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>#The above is only a short overview. A complete walk-through of each single part would be a text many pages long with a set of accuracy numbers in each direction for each part. This is beyond the capacity of the human brain - but understanding the function of each part and how the printer goes together allows one to figure out exactly what will work and what won&#039;t. There is a lot of head scratching here if one to understand every single detail. During a one-off build - one will invariably take a lot of time to go through the thinking <ins style="font-weight: bold; text-decoration: none;">- figuring things out and gaining aha moments</ins>. This is not for the faint of heart - as building anything is a challenge - never mind a 3D printer. However, as one sees the result - runs the machine - gains understanding of how it works - the second time is much faster. After several builds, one becomes familiar to the point of appreciating why all the parts have been designed the way they are<ins style="font-weight: bold; text-decoration: none;">. Many hours have been spent already designing every single part - and if the parts seem odd - or not good enough - one will understand that they still suffice for perfect, robust functionality. The other possibility is that the builder figures out a new insight - and then gets involved in design changes. We welcome that, as the project is open source</ins>.</div></td></tr> </table>

Marcin https://wiki.opensourceecology.org/index.php?title=Design-for-Tolerancing&diff=276621&oldid=prev 2022-10-08T18:17:43Z

<p><span dir="auto"><span class="autocomment">Examples</span></span></p> <table style="background-color: #fff; color: #202122;" data-mw="interface"> <col class="diff-marker" /> <col class="diff-content" /> <col class="diff-marker" /> <col class="diff-content" /> <tr class="diff-title" lang="en"> <td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">← Older revision</td> <td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">Revision as of 18:17, 8 October 2022</td> </tr><tr><td colspan="2" class="diff-lineno" id="mw-diff-left-l20">Line 20:</td> <td colspan="2" class="diff-lineno">Line 20:</td></tr> <tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>#[[Universal Axis]] pieces. How much accuracy is needed? Take the Carriage piece. As long as it fits the 4 linear bearings, and has a constant separation between the 2 rod centers - it works. It can be off-dimension on the outside body. If the rod center seperation is the same (to 1 mm or so), the carriage will slide. But same compared to what? The rod separation at the motor and idler pieces must be the same as well - allowing only for the flex of the rods - which is 1 mm or so.</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>#[[Universal Axis]] pieces. How much accuracy is needed? Take the Carriage piece. As long as it fits the 4 linear bearings, and has a constant separation between the 2 rod centers - it works. It can be off-dimension on the outside body. If the rod center seperation is the same (to 1 mm or so), the carriage will slide. But same compared to what? The rod separation at the motor and idler pieces must be the same as well - allowing only for the flex of the rods - which is 1 mm or so.</div></td></tr> <tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>#Electronics panel. Does the electronics panel accuracy matter? Not a lot. All the panel needs to do is hold the components. Since components are zip tied, the location of zip tie holes only needs to be roughly accurate. The control panel must fit on the frame. If it doesn&#039;t, some parts can be bent out with a heat gun to make it fit.</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>#Electronics panel. Does the electronics panel accuracy matter? Not a lot. All the panel needs to do is hold the components. Since components are zip tied, the location of zip tie holes only needs to be roughly accurate. The control panel must fit on the frame. If it doesn&#039;t, some parts can be bent out with a heat gun to make it fit.</div></td></tr> <tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>#The above is only a short overview. A complete walk-through of each single part would be a text many pages long with a set of accuracy numbers in each direction for each part. This</div></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>#The above is only a short overview. A complete walk-through of each single part would be a text many pages long with a set of accuracy numbers in each direction for each part. This <ins style="font-weight: bold; text-decoration: none;">is beyond the capacity of the human brain - but understanding the function of each part and how the printer goes together allows one to figure out exactly what will work and what won&#039;t. There is a lot of head scratching here if one to understand every single detail. During a one-off build - one will invariably take a lot of time to go through the thinking. This is not for the faint of heart - as building anything is a challenge - never mind a 3D printer. However, as one sees the result - runs the machine - gains understanding of how it works - the second time is much faster. After several builds, one becomes familiar to the point of appreciating why all the parts have been designed the way they are.</ins></div></td></tr> </table>

Marcin https://wiki.opensourceecology.org/index.php?title=Design-for-Tolerancing&diff=276620&oldid=prev 2022-10-08T18:13:55Z

<p><span dir="auto"><span class="autocomment">Examples</span></span></p> <table style="background-color: #fff; color: #202122;" data-mw="interface"> <col class="diff-marker" /> <col class="diff-content" /> <col class="diff-marker" /> <col class="diff-content" /> <tr class="diff-title" lang="en"> <td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">← Older revision</td> <td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">Revision as of 18:13, 8 October 2022</td> </tr><tr><td colspan="2" class="diff-lineno" id="mw-diff-left-l18">Line 18:</td> <td colspan="2" class="diff-lineno">Line 18:</td></tr> <tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>#Take the example of the 3D printer frame. The tolerance of the D3D Pro frame members is +/- 1/4&quot;. But how can you get 10 micron motion accuracy if the frame is 1/4&quot; off? Two things come into play here. First, when the frame is being made - you can insert the steel angles into the corner pieces as far as needed - to make the frame as accurate as you like. But 100 microns? You will never do that by hand. Here is where another element comes into play: even if your frame is not accurate in the Z direction - the bed leveling probe takes care of that automatically to 100 microns. In fact, the bed can be slanted quite a bit visibly - and you will still get perfect prints (outside of a slanted base). In summary - here is where we went from 1/4&quot; tolerance - to a 100 micron positioning error to the print bed. You can read more about frames at the [[Frame Design Guide]]</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>#Take the example of the 3D printer frame. The tolerance of the D3D Pro frame members is +/- 1/4&quot;. But how can you get 10 micron motion accuracy if the frame is 1/4&quot; off? Two things come into play here. First, when the frame is being made - you can insert the steel angles into the corner pieces as far as needed - to make the frame as accurate as you like. But 100 microns? You will never do that by hand. Here is where another element comes into play: even if your frame is not accurate in the Z direction - the bed leveling probe takes care of that automatically to 100 microns. In fact, the bed can be slanted quite a bit visibly - and you will still get perfect prints (outside of a slanted base). In summary - here is where we went from 1/4&quot; tolerance - to a 100 micron positioning error to the print bed. You can read more about frames at the [[Frame Design Guide]]</div></td></tr> <tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>#How about the perpendicular of the X axis to the Y axis? Here is where we have the mechanism for [[Autoparallel]]. In other words, we designed a specific feature on top of the printer that allows us for simple fabrication (using the generic 3D printed axis pieces that are used on X, Y, and Z axes). This allows us to address print skewness completely - which is set up during the [[Calibration]] phase.</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>#How about the perpendicular of the X axis to the Y axis? Here is where we have the mechanism for [[Autoparallel]]. In other words, we designed a specific feature on top of the printer that allows us for simple fabrication (using the generic 3D printed axis pieces that are used on X, Y, and Z axes). This allows us to address print skewness completely - which is set up during the [[Calibration]] phase.</div></td></tr> <tr><td colspan="2" class="diff-side-deleted"></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;">#[[Universal Axis]] pieces. How much accuracy is needed? Take the Carriage piece. As long as it fits the 4 linear bearings, and has a constant separation between the 2 rod centers - it works. It can be off-dimension on the outside body. If the rod center seperation is the same (to 1 mm or so), the carriage will slide. But same compared to what? The rod separation at the motor and idler pieces must be the same as well - allowing only for the flex of the rods - which is 1 mm or so.</ins></div></td></tr> <tr><td colspan="2" class="diff-side-deleted"></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;">#Electronics panel. Does the electronics panel accuracy matter? Not a lot. All the panel needs to do is hold the components. Since components are zip tied, the location of zip tie holes only needs to be roughly accurate. The control panel must fit on the frame. If it doesn't, some parts can be bent out with a heat gun to make it fit.</ins></div></td></tr> <tr><td colspan="2" class="diff-side-deleted"></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;">#The above is only a short overview. A complete walk-through of each single part would be a text many pages long with a set of accuracy numbers in each direction for each part. This</ins></div></td></tr> </table>

Marcin https://wiki.opensourceecology.org/index.php?title=Design-for-Tolerancing&diff=276619&oldid=prev 2022-10-08T18:07:01Z

<p><span dir="auto"><span class="autocomment">Examples</span></span></p> <table style="background-color: #fff; color: #202122;" data-mw="interface"> <col class="diff-marker" /> <col class="diff-content" /> <col class="diff-marker" /> <col class="diff-content" /> <tr class="diff-title" lang="en"> <td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">← Older revision</td> <td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">Revision as of 18:07, 8 October 2022</td> </tr><tr><td colspan="2" class="diff-lineno" id="mw-diff-left-l16">Line 16:</td> <td colspan="2" class="diff-lineno">Line 16:</td></tr> <tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>#The 3D printer is a good case in point to demonstrate the above principles. At the end of the day, the machine produces 10 micron steps of motion and about 100 micron distance accuracy to the bed surface. How can one get print results up to this accuracy if the parts themselves are up to 1&quot; off in some cases? This depends completely on whether that part is related to the accuracy or not. This requires insight and thinking about that part, how it relates to the overall functionality - and whether a specific part property influences that property in any way. This also must take into account other related functions - such as automated bed leveling and other automated corrections, which can nullify an existing inaccuracy.</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>#The 3D printer is a good case in point to demonstrate the above principles. At the end of the day, the machine produces 10 micron steps of motion and about 100 micron distance accuracy to the bed surface. How can one get print results up to this accuracy if the parts themselves are up to 1&quot; off in some cases? This depends completely on whether that part is related to the accuracy or not. This requires insight and thinking about that part, how it relates to the overall functionality - and whether a specific part property influences that property in any way. This also must take into account other related functions - such as automated bed leveling and other automated corrections, which can nullify an existing inaccuracy.</div></td></tr> <tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>#Take the long rods on the Y axes as a good example. Does it matter if its length are not uniform? Not at all. If you observe the way the rods are attached, the rods can stick out of the idler and motor pieces - even as far out as many feet! So here is an example where the 2 rods have a tolerance of up to many feet! It will be inconvenient to have the rod stick out a few feet as the printer may not fit on your bookshelf or be an eyesore - but the printer will actually work just fine. In this case, it is very easy to cut the rod to say 1/4&quot; tolerance, and you are perfectly fine.</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>#Take the long rods on the Y axes as a good example. Does it matter if its length are not uniform? Not at all. If you observe the way the rods are attached, the rods can stick out of the idler and motor pieces - even as far out as many feet! So here is an example where the 2 rods have a tolerance of up to many feet! It will be inconvenient to have the rod stick out a few feet as the printer may not fit on your bookshelf or be an eyesore - but the printer will actually work just fine. In this case, it is very easy to cut the rod to say 1/4&quot; tolerance, and you are perfectly fine.</div></td></tr> <tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>#Take the example of the 3D printer frame. The tolerance of the D3D Pro frame members is +/- 1/4&quot;. But how can you get 10 micron motion accuracy if the frame is 1/4&quot; off? Two things come into play here. First, when the frame is being made - you can insert the steel angles into the corner pieces as far as needed - to make the frame as accurate as you like. But 100 microns? You will never do that by hand. Here is where another element comes into play: even if your frame is not accurate in the Z direction - the bed leveling probe takes care of that automatically to 100 microns. In fact, the bed can be slanted quite a bit visibly - and you will still get perfect prints (outside of a slanted base). In summary - here is where we went from 1/4&quot; tolerance - to a 100 micron positioning error to the print bed.</div></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>#Take the example of the 3D printer frame. The tolerance of the D3D Pro frame members is +/- 1/4&quot;. But how can you get 10 micron motion accuracy if the frame is 1/4&quot; off? Two things come into play here. First, when the frame is being made - you can insert the steel angles into the corner pieces as far as needed - to make the frame as accurate as you like. But 100 microns? You will never do that by hand. Here is where another element comes into play: even if your frame is not accurate in the Z direction - the bed leveling probe takes care of that automatically to 100 microns. In fact, the bed can be slanted quite a bit visibly - and you will still get perfect prints (outside of a slanted base). In summary - here is where we went from 1/4&quot; tolerance - to a 100 micron positioning error to the print bed. <ins style="font-weight: bold; text-decoration: none;">You can read more about frames at the [[Frame Design Guide]]</ins></div></td></tr> <tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>#How about the perpendicular of the X axis to the Y axis? Here is where we have the mechanism for [[Autoparallel]]. In other words, we designed a specific feature on top of the printer that allows us for simple fabrication (using the generic 3D printed axis pieces that are used on X, Y, and Z axes). This allows us to address print skewness completely - which is set up during the [[Calibration]] phase.</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>#How about the perpendicular of the X axis to the Y axis? Here is where we have the mechanism for [[Autoparallel]]. In other words, we designed a specific feature on top of the printer that allows us for simple fabrication (using the generic 3D printed axis pieces that are used on X, Y, and Z axes). This allows us to address print skewness completely - which is set up during the [[Calibration]] phase.</div></td></tr> </table>

Marcin https://wiki.opensourceecology.org/index.php?title=Design-for-Tolerancing&diff=276616&oldid=prev 2022-10-08T18:04:12Z

<p><span dir="auto"><span class="autocomment">Examples</span></span></p> <table style="background-color: #fff; color: #202122;" data-mw="interface"> <col class="diff-marker" /> <col class="diff-content" /> <col class="diff-marker" /> <col class="diff-content" /> <tr class="diff-title" lang="en"> <td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">← Older revision</td> <td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">Revision as of 18:04, 8 October 2022</td> </tr><tr><td colspan="2" class="diff-lineno" id="mw-diff-left-l17">Line 17:</td> <td colspan="2" class="diff-lineno">Line 17:</td></tr> <tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>#Take the long rods on the Y axes as a good example. Does it matter if its length are not uniform? Not at all. If you observe the way the rods are attached, the rods can stick out of the idler and motor pieces - even as far out as many feet! So here is an example where the 2 rods have a tolerance of up to many feet! It will be inconvenient to have the rod stick out a few feet as the printer may not fit on your bookshelf or be an eyesore - but the printer will actually work just fine. In this case, it is very easy to cut the rod to say 1/4&quot; tolerance, and you are perfectly fine.</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>#Take the long rods on the Y axes as a good example. Does it matter if its length are not uniform? Not at all. If you observe the way the rods are attached, the rods can stick out of the idler and motor pieces - even as far out as many feet! So here is an example where the 2 rods have a tolerance of up to many feet! It will be inconvenient to have the rod stick out a few feet as the printer may not fit on your bookshelf or be an eyesore - but the printer will actually work just fine. In this case, it is very easy to cut the rod to say 1/4&quot; tolerance, and you are perfectly fine.</div></td></tr> <tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>#Take the example of the 3D printer frame. The tolerance of the D3D Pro frame members is +/- 1/4&quot;. But how can you get 10 micron motion accuracy if the frame is 1/4&quot; off? Two things come into play here. First, when the frame is being made - you can insert the steel angles into the corner pieces as far as needed - to make the frame as accurate as you like. But 100 microns? You will never do that by hand. Here is where another element comes into play: even if your frame is not accurate in the Z direction - the bed leveling probe takes care of that automatically to 100 microns. In fact, the bed can be slanted quite a bit visibly - and you will still get perfect prints (outside of a slanted base). In summary - here is where we went from 1/4&quot; tolerance - to a 100 micron positioning error to the print bed.</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>#Take the example of the 3D printer frame. The tolerance of the D3D Pro frame members is +/- 1/4&quot;. But how can you get 10 micron motion accuracy if the frame is 1/4&quot; off? Two things come into play here. First, when the frame is being made - you can insert the steel angles into the corner pieces as far as needed - to make the frame as accurate as you like. But 100 microns? You will never do that by hand. Here is where another element comes into play: even if your frame is not accurate in the Z direction - the bed leveling probe takes care of that automatically to 100 microns. In fact, the bed can be slanted quite a bit visibly - and you will still get perfect prints (outside of a slanted base). In summary - here is where we went from 1/4&quot; tolerance - to a 100 micron positioning error to the print bed.</div></td></tr> <tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>#How about the perpendicular of the X axis to the Y axis? Here is where we have the mechanism for [[Autoparallel]]. In other words, we designed a specific feature on top of the printer that allows us for simple fabrication (using the generic 3D printed axis pieces that are used on X, Y, and Z axes)</div></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>#How about the perpendicular of the X axis to the Y axis? Here is where we have the mechanism for [[Autoparallel]]. In other words, we designed a specific feature on top of the printer that allows us for simple fabrication (using the generic 3D printed axis pieces that are used on X, Y, and Z axes)<ins style="font-weight: bold; text-decoration: none;">. This allows us to address print skewness completely - which is set up during the [[Calibration]] phase.</ins></div></td></tr> </table>

Marcin