Anet A8 Belt Tensioner X-Axis

thingiverse

<strong>Anet A8 Belt Tensioner X-Axis</strong> This Anet A8 X-Axis belt tensioner has many features that set it apart from the other x-axis tensioners. This design has about 1000hr of print time on it now. It is still working well. <ul style="list-style-type:circle"> <li>M5 nut traps and bolts are used to improve the accuracy of the clamping force.</li> <li>Reduced part count - removed washers with raised pully mounts</li> <li>Deep wells were added to hide the bolts after the belt is taught.</li> <li>Increased Length of stabilization Arms</li> <li>Improving the look and feel of the part.</li> </ul> This has been designed to work with https://www.thingiverse.com/thing:2821719 The nut traps are very tight. Position the nuts in front of the traps and then use the 12mm screws to draw them in. When the belt is taught - thread lock can be added to the nut/bolt to secure it in place. <strong>Parts List</strong> <ul style="list-style-type:circle"> <li>1 - Idler Pully 16 Tooth M3 Bore <a href="https://digital-sqrt.com/shop/">(Purchase Here)</a></li> <li>2 - M5 x 12mm Bolt <a href="https://www.mscdirect.com/product/details/68052885?fromRR=Y">(Purchase Here)</a></li> <li>2 - M5 Nut <a href="https://www.mscdirect.com/product/details/67477042?fromRR=Y">(Purchase Here)</a></li> <li>1- M3 x 20mm screw <a href="https://www.mscdirect.com/product/details/79610820?fromRR=Y">(Purchase Here)</a></li> <li>1 - M3 Lock Nut <a href="https://www.mscdirect.com/product/details/67485821?fromRR=Y">(Purchase Here)</a></li> <li>4 Feet - GT2 Timing Belt <a href="https://digital-sqrt.com/shop/">(Purchase Here)</a></li> </ul> If you would like a fully assembled Kit with all the parts and belt lock go to<a href="https://digital-sqrt.com/shop/">(Purchase Here)</a> Digital Sqrt is an open source company and we strive to make all of our files available to all. The STEP and STL files are in the Thing Files folder. <a href="https://www.Digital-Sqrt.com">www.Digital-Sqrt.com</a></li> Change Log: 2/2/2019 - Updated Links and Pictures. 11/25/2018 - Updated text and cleaned things up a bit. 4/17/2018 - Part running 24hr a day for several days. No issues have been seen. Part is locked 4/12/2018 - Uploaded improved part. Z strength improvement removed due to belt rubbing. 4/9/2018 - Install worked great and first prints worked well. Over time the part has issues. Changed back to work in progress. we a have a fix soon. 4/2/2018 - uploaded working part. Removed alt files. 3/29/2018 - Set to work in progress - design works just fine with the stock pulley from the A8. When using GT2 tooth pulley it does not fit or move well. 3/16/2018 - Add bolt and nut sizes / Linke to parts / Fully tested 3/14/2018 - Upload Files