https://www.maglaboratory.org/w/api.php?action=feedcontributions&feedformat=atom&user=Semeiotike 2026-05-03T14:18:13Z User contributions MediaWiki 1.39.3 https://www.maglaboratory.org/w/index.php?title=Epoxy_Granite_CNC_Tabletop_Mill&diff=964 2013-07-29T22:10:01Z

<p>Semeiotike: /* Design */</p> <hr /> <div>Return to Projects [[Projects]]<br /> <br /> == Post Project Report: &quot;ALL YOUR CNC BASE&quot; ==<br /> <br /> 29 July 2013<br /> <br /> A couple of months have elapsed since we finished the EG base and I feel comfortable saying that designing and casting a composite base may be a good idea for some applications, depending on your machine requirements and with only a few reservations that I will go into later. <br /> <br /> Below, I will go over the basic process that we used to make our base. I will not cover the advantages or disadvantages of the use of epoxy-granite in this write-up as those are discussed in far greater detail and with the appropriate nuance at other public resources that can be found on the internet.<br /> <br /> = Design =<br /> <br /> The design for our base was primarily derived from the need to be as easily molded and demolded as possible. The other critical design criteria was the need to have a design that would take advantage of our construction material's strengths while making allowances for its potential weaknesses. One example of this kind of consideration is making sure that we had a thickness of at least 3 inches of composite material in all areas.<br /> <br /> '''The Use of Melamine'''<br /> <br /> We used melamine board as the structure of our mold because it is both affordable and has a smooth surface that makes it easier to demold. Using melamine will probably continue to make a lot of sense as the mold material unless someone is intending to make a lot of epoxy-granite structures. If we were to go into production on these things I would probably try to make a mold out of steel or aluminum as soon as it became economical to do so. Melamine can warp. In fact in the months that transpired between getting our mold parts cut and doing our pour, our melamine mold components warped a bit. In order to avoid this in the future I recommend checking the flatness of your potential melamine sheets carefully before purchasing and then using that material as soon as possible. <br /> <br /> I cannot say with significant confidence one way or the other if it should be possible to reuse the melamine boards for subsequent castings. While demolding our base, we found that it was necessary to break a few of our melamine mold components. However, this could be attributed to a number of factors including the warping that I mentioned earlier. It seems to me that it should be possible to reuse at least some of the melamine components given proper mold design and the correct use of demolding agents.<br /> <br /> '''Casting in Hardware'''<br /> <br /> One of the most interesting aspects of working with EG is the ability to cast in components. We exercised this prerogative with our design in a number of ways. We cast in... '''To Be Continued'''...<br /> <br /> == Update History ==<br /> <br /> 30 May 2013<br /> The base has been molded YES!! (fist pumping).<br /> <br /> [[File:Epoxy_Granite_CNCs03.png]]<br /> <br /> <br /> 20 Apr 2013<br /> Parts (on order) have been rolling in, mold assembly has started.<br /> <br /> [[File:Epoxy_Granite_CNCs02.png]]<br /> <br /> <br /> Status 4 Feb 13<br /> Mold has been made, waiting for planning of plumbing (cutting fluids) and parts (fastener and epoxy)<br /> <br /> [[File:Epoxy Granite CNC Tabletop Mill01Cs.png]]</div>

Semeiotike https://www.maglaboratory.org/w/index.php?title=Epoxy_Granite_CNC_Tabletop_Mill&diff=963 2013-07-29T22:04:19Z

<p>Semeiotike: /* Design */</p> <hr /> <div>Return to Projects [[Projects]]<br /> <br /> == Post Project Report: &quot;ALL YOUR CNC BASE&quot; ==<br /> <br /> 29 July 2013<br /> <br /> A couple of months have elapsed since we finished the EG base and I feel comfortable saying that designing and casting a composite base may be a good idea for some applications, depending on your machine requirements and with only a few reservations that I will go into later. <br /> <br /> Below, I will go over the basic process that we used to make our base. I will not cover the advantages or disadvantages of the use of epoxy-granite in this write-up as those are discussed in far greater detail and with the appropriate nuance at other public resources that can be found on the internet.<br /> <br /> = Design =<br /> <br /> The design for our base was primarily derived from the need to be as easily molded and demolded as possible. The other critical design criteria was the need to have a design that would take advantage of our construction material's strengths while making allowances for its potential weaknesses. One example of this kind of consideration is making sure that we had a thickness of at least 3 inches of composite material in all areas.<br /> <br /> '''The Use of Melamine'''<br /> <br /> We used melamine board as the structure of our mold because it is both affordable and has a smooth surface that makes it easier to demold. Using melamine will probably continue to make a lot of sense as the mold material unless someone is intending to make a lot of epoxy-granite structures. If we were to go into production on these things I would probably try to make a mold out of steel or aluminum as soon as it became economical to do so. Melamine can warp. In fact in the months that transpired between getting our mold parts cut and doing our pour, our melamine mold components warped a bit. In order to avoid this in the future I recommend checking the flatness of your potential melamine sheets carefully before purchasing and then using that material as soon as possible. <br /> <br /> I cannot say with significant confidence one way or the other if it should be possible to reuse the melamine boards for subsequent castings. While demolding our base, we found that it was necessary to break a few of our melamine mold components. However, this could be attributed to a number of factors including the warping that I mentioned earlier. It seems to me that it should be possible to reuse at least some of the melamine components given proper mold design and the correct use of demolding agents.<br /> <br /> == Update History ==<br /> <br /> 30 May 2013<br /> The base has been molded YES!! (fist pumping).<br /> <br /> [[File:Epoxy_Granite_CNCs03.png]]<br /> <br /> <br /> 20 Apr 2013<br /> Parts (on order) have been rolling in, mold assembly has started.<br /> <br /> [[File:Epoxy_Granite_CNCs02.png]]<br /> <br /> <br /> Status 4 Feb 13<br /> Mold has been made, waiting for planning of plumbing (cutting fluids) and parts (fastener and epoxy)<br /> <br /> [[File:Epoxy Granite CNC Tabletop Mill01Cs.png]]</div>

Semeiotike https://www.maglaboratory.org/w/index.php?title=Epoxy_Granite_CNC_Tabletop_Mill&diff=962 2013-07-29T22:00:29Z

<p>Semeiotike: /* Post Project Report &quot;ALL OUR CNC BASE&quot; */</p> <hr /> <div>Return to Projects [[Projects]]<br /> <br /> == Post Project Report: &quot;ALL YOUR CNC BASE&quot; ==<br /> <br /> 29 July 2013<br /> <br /> A couple of months have elapsed since we finished the EG base and I feel comfortable saying that designing and casting a composite base may be a good idea for some applications, depending on your machine requirements and with only a few reservations that I will go into later. <br /> <br /> Below, I will go over the basic process that we used to make our base. I will not cover the advantages or disadvantages of the use of epoxy-granite in this write-up as those are discussed in far greater detail and with the appropriate nuance at other public resources that can be found on the internet.<br /> <br /> = Design =<br /> <br /> The design for our base was primarily derived from the need to be as easily molded and demolded as possible. The other critical design criteria was the need to have a design that would take advantage of our construction material's strengths while making allowances for its potential weaknesses. One example of this kind of consideration is making sure that we had a thickness of at least 3 inches of composite material in all areas.<br /> <br /> '''The Use of Melamine'''<br /> <br /> We used melamine board as the structure of our mold because it is both affordable and has a smooth surface that makes it easier to demold. Using melamine will probably continue to make a lot of sense as the mold material unless someone is intending to make a lot of epoxy-granite structures. If we were to go into production on these things I would probably try to make a mold out of steel or aluminum as soon as it became economical to do so. Melamine can warp. In fact in the months that transpired between getting our mold parts cut and doing our pour, our melamine mold components warped a bit. In order to avoid this in the future I recommend checking the flatness of your potential melamine sheets carefully before purchasing and then using that material as soon as possible. <br /> <br /> I cannot say with significant confidence one way or the other if it should be possible to reuse the melamine boards for subsequent castings. While demolding our pour, we found that it was necessary to break a few of our melamine mold components. However, this could be attributed to a number of factors including the warping that I mentioned earlier. It seems to me that it should be possible to reuse at least some of the melamine components given proper mold design and the correct use of demolding agents.<br /> <br /> == Update History ==<br /> <br /> 30 May 2013<br /> The base has been molded YES!! (fist pumping).<br /> <br /> [[File:Epoxy_Granite_CNCs03.png]]<br /> <br /> <br /> 20 Apr 2013<br /> Parts (on order) have been rolling in, mold assembly has started.<br /> <br /> [[File:Epoxy_Granite_CNCs02.png]]<br /> <br /> <br /> Status 4 Feb 13<br /> Mold has been made, waiting for planning of plumbing (cutting fluids) and parts (fastener and epoxy)<br /> <br /> [[File:Epoxy Granite CNC Tabletop Mill01Cs.png]]</div>

Semeiotike https://www.maglaboratory.org/w/index.php?title=Epoxy_Granite_CNC_Tabletop_Mill&diff=961 2013-07-29T21:59:37Z

<p>Semeiotike: </p> <hr /> <div>Return to Projects [[Projects]]<br /> <br /> == Post Project Report &quot;ALL OUR CNC BASE&quot; ==<br /> <br /> 29 July 2013<br /> <br /> A couple of months have elapsed since we finished the EG base and I feel comfortable saying that designing and casting a composite base may be a good idea for some applications, depending on your machine requirements and with only a few reservations that I will go into later. <br /> <br /> Below, I will go over the basic process that we used to make our base. I will not cover the advantages or disadvantages of the use of epoxy-granite in this write-up as those are discussed in far greater detail and with the appropriate nuance at other public resources that can be found on the internet. <br /> <br /> = Design =<br /> <br /> The design for our base was primarily derived from the need to be as easily molded and demolded as possible. The other critical design criteria was the need to have a design that would take advantage of our construction material's strengths while making allowances for its potential weaknesses. One example of this kind of consideration is making sure that we had a thickness of at least 3 inches of composite material in all areas.<br /> <br /> '''The Use of Melamine'''<br /> <br /> We used melamine board as the structure of our mold because it is both affordable and has a smooth surface that makes it easier to demold. Using melamine will probably continue to make a lot of sense as the mold material unless someone is intending to make a lot of epoxy-granite structures. If we were to go into production on these things I would probably try to make a mold out of steel or aluminum as soon as it became economical to do so. Melamine can warp. In fact in the months that transpired between getting our mold parts cut and doing our pour, our melamine mold components warped a bit. In order to avoid this in the future I recommend checking the flatness of your potential melamine sheets carefully before purchasing and then using that material as soon as possible. <br /> <br /> I cannot say with significant confidence one way or the other if it should be possible to reuse the melamine boards for subsequent castings. While demolding our pour, we found that it was necessary to break a few of our melamine mold components. However, this could be attributed to a number of factors including the warping that I mentioned earlier. It seems to me that it should be possible to reuse at least some of the melamine components given proper mold design and the correct use of demolding agents.<br /> <br /> == Update History ==<br /> <br /> 30 May 2013<br /> The base has been molded YES!! (fist pumping).<br /> <br /> [[File:Epoxy_Granite_CNCs03.png]]<br /> <br /> <br /> 20 Apr 2013<br /> Parts (on order) have been rolling in, mold assembly has started.<br /> <br /> [[File:Epoxy_Granite_CNCs02.png]]<br /> <br /> <br /> Status 4 Feb 13<br /> Mold has been made, waiting for planning of plumbing (cutting fluids) and parts (fastener and epoxy)<br /> <br /> [[File:Epoxy Granite CNC Tabletop Mill01Cs.png]]</div>

Semeiotike https://www.maglaboratory.org/w/index.php?title=Epoxy_Granite_CNC_Tabletop_Mill&diff=960 2013-07-29T21:33:03Z

<p>Semeiotike: </p> <hr /> <div>Return to Projects [[Projects]]<br /> <br /> == Post Project Report &quot;ALL OUR CNC BASE&quot; ==<br /> <br /> 29 July 2013<br /> <br /> A couple of months have elapsed since we finished the EG base and I feel comfortable saying that designing and casting a composite base may be a good idea for some applications, depending on your machine requirements and with only a few reservations that I will go into later. <br /> <br /> Below, I will go over the basic process that we used to make our base.<br /> <br /> <br /> <br /> == Update History ==<br /> <br /> 30 May 2013<br /> The base has been molded YES!! (fist pumping).<br /> <br /> [[File:Epoxy_Granite_CNCs03.png]]<br /> <br /> <br /> 20 Apr 2013<br /> Parts (on order) have been rolling in, mold assembly has started.<br /> <br /> [[File:Epoxy_Granite_CNCs02.png]]<br /> <br /> <br /> Status 4 Feb 13<br /> Mold has been made, waiting for planning of plumbing (cutting fluids) and parts (fastener and epoxy)<br /> <br /> [[File:Epoxy Granite CNC Tabletop Mill01Cs.png]]</div>

Semeiotike https://www.maglaboratory.org/w/index.php?title=Epoxy_Granite_CNC_Tabletop_Mill&diff=959 2013-07-29T21:32:12Z

<p>Semeiotike: </p> <hr /> <div>Return to Projects [[Projects]]<br /> <br /> == Post Project Report &quot;ALL OUR CNC BASE&quot; ==<br /> <br /> 29 July 2013<br /> <br /> A couple of months have elapsed since we finished the EG base and I feel comfortable saying that designing and casting a composite base can be a good idea for you, depending on your machine requirements and with only a few reservations that I will go into later. <br /> <br /> Below, I will go over the basic process that we used to make our base.<br /> <br /> <br /> <br /> == Update History ==<br /> <br /> 30 May 2013<br /> The base has been molded YES!! (fist pumping).<br /> <br /> [[File:Epoxy_Granite_CNCs03.png]]<br /> <br /> <br /> 20 Apr 2013<br /> Parts (on order) have been rolling in, mold assembly has started.<br /> <br /> [[File:Epoxy_Granite_CNCs02.png]]<br /> <br /> <br /> Status 4 Feb 13<br /> Mold has been made, waiting for planning of plumbing (cutting fluids) and parts (fastener and epoxy)<br /> <br /> [[File:Epoxy Granite CNC Tabletop Mill01Cs.png]]</div>

Semeiotike https://www.maglaboratory.org/w/index.php?title=Epoxy_Granite_CNC_Tabletop_Mill&diff=958 2013-07-29T21:31:48Z

<p>Semeiotike: </p> <hr /> <div>Return to Projects [[Projects]]<br /> <br /> == Post Project Report &quot;ALL OUR CNC BASE&quot; ==<br /> <br /> 29 July 2013<br /> <br /> A couple of months have elapsed since we finished the EG base and I feel comfortable saying that designing and casting a composite base can be a good idea for you, depending on your machine requirements and with only a few reservations that I will go into later. <br /> <br /> Below, I will go over the basic process that we used to make our base.<br /> <br /> <br /> <br /> == Update History ==<br /> <br /> 30 May 2013<br /> The base has been molded YES!! (fist pumping).<br /> <br /> [[File:Epoxy_Granite_CNCs03.png]]<br /> <br /> <br /> 20 Apr 2013<br /> Parts (on order) have been rolling in, mold assembly has started.<br /> <br /> [[File:Epoxy_Granite_CNCs02.png]]<br /> <br /> <br /> Status 4 Feb 13<br /> Mold has been made, waiting for planning of plumbing (cutting fluids) and parts (fastener and epoxy)<br /> <br /> [[File:Epoxy Granite CNC Tabletop Mill01Cs.png]]</div>

Semeiotike https://www.maglaboratory.org/w/index.php?title=Events&diff=230 2013-02-01T22:41:58Z

<p>Semeiotike: /* Upcoming Classes: */</p> <hr /> <div>*[[Current Events]]<br /> *[[Past Events]]<br /> <br /> == Upcoming Classes: ==<br /> <br /> '''Intro to LEDs'''<br /> <br /> Come learn the basics of how to use LEDs in your projects. All are welcome!<br /> <br /> Monday Feb 4th, 2013 at 7:30pm<br /> <br /> == Recurring Events: ==<br /> <br /> *'''Deconstruction''' The second Monday of each month. 7:00pm to 10:00pm<br /> A take-apart day that we have scheduled for the second Monday of each month.<br /> <br /> We try to take apart as interesting items as we can and salvage what is possible.<br /> <br /> == Possible Future Classes: ==<br /> *LED workshop<br /> *Eagle PCB layout<br /> *Etching PCBs<br /> *Fire Breathing<br /> *Scroll Saw<br /> *Intro to RepRap<br /> *DIY Forging and casting</div>

Semeiotike https://www.maglaboratory.org/w/index.php?title=Past_Events&diff=215 2013-01-12T03:03:00Z

<p>Semeiotike: </p> <hr /> <div>=Grand Opening=<br /> November 16th, 2012<br /> =Past Classes=<br /> *Laser Lunes: Come by to learn how to best use the laser cutter. 7pm on Monday, December 10th.<br /> *Linux 101: An introduction to Linux.<br /> =Past Events=<br /> *Holiday Party / End of Days Brouhaha Extravaganza</div>

Semeiotike https://www.maglaboratory.org/w/index.php?title=Events&diff=214 2013-01-12T02:59:34Z

<p>Semeiotike: </p> <hr /> <div>*[[Current Events]]<br /> *[[Past Events]]<br /> <br /> == Upcoming Classes: ==<br /> Stay tuned.<br /> <br /> == Recurring Events: ==<br /> <br /> *'''Deconstruction''' The second Monday of each month. 7:00pm to 10:00pm<br /> A take-apart day that we have the second Monday of each month. We try to take apart as interesting items as we can and salvage what is possible.<br /> <br /> == Possible Future Classes: ==<br /> *LED worshop<br /> *Eagle PCB layout<br /> *Etching PCBs<br /> *Fire Breathing<br /> *Scroll Saw<br /> *Intro to RepRap<br /> *DIY Forging and casting</div>

Semeiotike https://www.maglaboratory.org/w/index.php?title=Past_Events&diff=201 2012-12-13T01:58:35Z

<p>Semeiotike: </p> <hr /> <div>=Grand Opening=<br /> November 16th, 2012<br /> =Past Classes=<br /> *Laser Lunes: Come by to learn how to best use the laser cutter. 7pm on Monday, December 10th.</div>

Semeiotike https://www.maglaboratory.org/w/index.php?title=Events&diff=200 2012-12-13T01:54:10Z

<p>Semeiotike: /* Upcoming Classes: */</p> <hr /> <div>*[[Current Events]]<br /> *[[Past Events]]<br /> == Holiday Party / End of Days Brouhaha Extravaganza ==<br /> *Scheduled '''December 21st''' at the Hackerspace at 7pm.<br /> *Gingerbread house contest <br /> **Please Complete majority of preparation before hand (as we have no oven) or bring completed gingerbread house<br /> **Destruction May Occur Following Initial Judging<br /> *Holiday ornaments will be made on 3d printers, cnc router and laser cutter, Please bring material for us to cut<br /> **You may also bring your own designs for us to cut *note: Limited to Two-Dimensions.<br /> <br /> == Upcoming Classes: ==<br /> *'''Linux 101''': 8:00pm January 7th, 2013<br /> An introduction to Linux. We will go over the basics and demonstrate a few different distros.<br /> <br /> == Possible Future Classes: ==<br /> *LED worshop<br /> *Eagle PCB layout<br /> *Etching PCBs</div>

Semeiotike https://www.maglaboratory.org/w/index.php?title=Events&diff=145 2012-12-01T00:18:05Z

<p>Semeiotike: /* Possible Classes: */</p> <hr /> <div>*[[Current Events]]<br /> *[[Past Events]]<br /> == Holiday Party / End of Days Brouhaha Extravaganza ==<br /> *Scheduled '''December 21st''' at the Hackerspace at 7pm.<br /> *Gingerbread house contest <br /> **Please Complete majority of preparation before hand (as we have no oven) or bring completed gingerbread house<br /> **Destruction May Occur Following Initial Judging<br /> *Holiday ornaments will be made on 3d printers, cnc router and laser cutter, Please bring material for us to cut<br /> **You may also bring your own designs for us to cut *note: Limited to Two-Dimensions.<br /> <br /> == Upcoming Classes: ==<br /> *Laser Lunes: Come by to learn how to best use the laser cutter. 7pm on Monday, December 10th.<br /> <br /> == Possible Future Classes: ==<br /> *LED worshop<br /> *Eagle PCB layout<br /> *Etching PCBs</div>

Semeiotike https://www.maglaboratory.org/w/index.php?title=Events&diff=144 2012-12-01T00:17:03Z

<p>Semeiotike: </p> <hr /> <div>*[[Current Events]]<br /> *[[Past Events]]<br /> == Holiday Party / End of Days Brouhaha Extravaganza ==<br /> *Scheduled '''December 21st''' at the Hackerspace at 7pm.<br /> *Gingerbread house contest <br /> **Please Complete majority of preparation before hand (as we have no oven) or bring completed gingerbread house<br /> **Destruction May Occur Following Initial Judging<br /> *Holiday ornaments will be made on 3d printers, cnc router and laser cutter, Please bring material for us to cut<br /> **You may also bring your own designs for us to cut *note: Limited to Two-Dimensions.<br /> <br /> == Upcoming Classes: ==<br /> *Laser Lunes: Come by to learn how to best use the laser cutter. 7pm on Monday, December 10th.<br /> <br /> == Possible Classes: ==<br /> *LED worshop<br /> *Eagle PCB layout<br /> *Etching PCBs</div>

Semeiotike https://www.maglaboratory.org/w/index.php?title=Events&diff=143 2012-11-30T23:50:54Z

<p>Semeiotike: /* Holiday Party / End of Days Brouhaha Extravaganza */</p> <hr /> <div>*[[Current Events]]<br /> *[[Past Events]]<br /> == Holiday Party / End of Days Brouhaha Extravaganza ==<br /> *Scheduled '''December 21st''' at the Hackerspace at 7pm.<br /> *Gingerbread house contest <br /> **Please Complete majority of preparation before hand (as we have no oven) or bring completed gingerbread house<br /> **Destruction May Occur Following Initial Judging<br /> *Holiday ornaments will be made on 3d printers, cnc router and laser cutter, Please bring material for us to cut<br /> **You may also bring your own designs for us to cut *note: Limited to Two-Dimensions.<br /> <br /> == Possible Classes: ==<br /> *LED worshop<br /> *Eagle PCB layout<br /> *Etching PCBs</div>

Semeiotike https://www.maglaboratory.org/w/index.php?title=Events&diff=142 2012-11-30T23:48:09Z

<p>Semeiotike: </p> <hr /> <div>*[[Current Events]]<br /> *[[Past Events]]<br /> == Holiday Party / End of Days Brouhaha Extravaganza ==<br /> *Scheduled '''December 21st''' at the Hackerspace at 7pm.<br /> *Gingerbread house contest <br /> **Please Complete majority of preparation before hand (as we have no oven) or bring completed gingerbread house<br /> **Destruction May Occur Following Initial Judging<br /> *Holiday ornaments will be made on cnc router and laser cutter, Please bring material for us to cut<br /> **You may also bring your own designs for us to cut *note: Limited to Two-Dimensions.<br /> <br /> == Possible Classes: ==<br /> *LED worshop<br /> *Eagle PCB layout<br /> *Etching PCBs</div>

Semeiotike https://www.maglaboratory.org/w/index.php?title=Stuff_Maglab_needs&diff=129 2012-11-11T05:32:17Z

<p>Semeiotike: /* IRC Channel */</p> <hr /> <div>==TODO==<br /> *Run Conduit<br /> *Material Shelves<br /> *Organize Bins<br /> *Casters on cutoff<br /> *&quot;Fence&quot; in machines<br /> *Organize<br /> <br /> ==General==<br /> *Folding Chairs<br /> *Fire Extinguisher<br /> *Eye Wash<br /> *Hand Tools<br /> *Shop-VAC w/ HEPA<br /> *Cups<br /> *Power strips<br /> *Extention Cords<br /> * Garden Hose<br /> *Disposable Gloves<br /> *Tap and Die set<br /> *clock<br /> *tire repair kit<br /> *chain<br /> <br /> ==For the mill==<br /> *specific nuts and bolts<br /> *belt 35&quot;x3/8&quot; std. &quot;v&quot;<br /> *tool holding<br /> *marking compount<br /> <br /> ==For the Compressor==<br /> *pneumatic fittings<br /> *hose reel<br /> *SCH 40 3/4&quot; PVC<br /> *wall brackets for PVC<br /> <br /> ==For the Sandblaster==<br /> *weather stripping<br /> *single sided and double sided<br /> <br /> ==For the Electrical==<br /> *8# solid wire 100'<br /> *3-phase breaker<br /> *220v 1phase</div>

Semeiotike