projects:welcome
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projects:welcome [2017/11/14 19:30] jerzydziewierz |
projects:welcome [2017/11/14 19:40] jerzydziewierz |
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| ====== Krautkramer XYZ Table ====== | ====== Krautkramer XYZ Table ====== | ||
| - | ==================================== | ||
| on 2017-11-01, we have an opportunity to acquire a heavy split-axis cartesian XYZ machine for our endeavours: | on 2017-11-01, we have an opportunity to acquire a heavy split-axis cartesian XYZ machine for our endeavours: | ||
| Line 7: | Line 5: | ||
| {{: | {{: | ||
| - | ----------- machine | + | == Machine |
| Outermost dimensions with some margin: | Outermost dimensions with some margin: | ||
| Line 16: | Line 15: | ||
| - | The machine itself is very robust | + | The machine itself is very robust. |
| - | It is likely approx. 40 years old. There is no driver electronics whatsoever, but there is: | + | |
| - | * high precision rails on both axes. No play. No rust, no damage. | + | It is likely approx. 40 years old, but for what it is, it has seen only a very light use. It was used to guide an ultrasonic probe in a water tank. The base, and the bridge |
| - | * Linear motors. | + | |
| - | * Ultra high precision linear encoders, with sine-cosine output. Tested works at 5V supply. | + | There are no driver electronics whatsoever, but there is: |
| - | * elastic covers | + | |
| - | We need to build the servo amplifier and the motion controller for it. | + | |
| + | * Linear motors. | ||
| + | * Ultra high precision linear encoders, with a sine-cosine output. Tested works OK at 5V supply. | ||
| + | * elastic covers | ||
| + | |||
| + | |||
| + | == What is missing: == | ||
| + | |||
| + | * We need to build the servo amplifier and the motion controller for it. | ||
| + | * We need to build a motion controller for it. *machinekit* has been suggested. As far as I understand, the club has a beaglebone black waiting for such opportunity | ||
| + | * We need to supply an end effector - e.g. 3D printer head or other. | ||
| + | |||
| + | |||
| + | ===== Prerequisites ===== | ||
| Before we can bring it to the club, there are following concerns to be addressed first: | Before we can bring it to the club, there are following concerns to be addressed first: | ||
| + | == Risk: Environmental - office conditions versus dust, noise, vibration e.t.c. == | ||
| - | ----------- Risk: Environmental - office conditions versus dust, noise, vibration e.t.c. ------- | ||
| [2017-11-14] | [2017-11-14] | ||
| + | |||
| At this point, there would be no noise, no dust, no vibration e.t.c. | At this point, there would be no noise, no dust, no vibration e.t.c. | ||
| This is because: | This is because: | ||
| Line 48: | Line 61: | ||
| - | ----------- | + | == |
| [2017-11-14] | [2017-11-14] | ||
| Line 62: | Line 76: | ||
| * (proposal 2): Instead of a cabinet, we could install a nightlatch on each of the two heavy axes: https:// | * (proposal 2): Instead of a cabinet, we could install a nightlatch on each of the two heavy axes: https:// | ||
| - | --------- | + | == Risk: How to remove it from the club after the interest wanes out |
| [2017-11-14] | [2017-11-14] | ||
| Line 77: | Line 92: | ||
| - | ==================================== | + | |
| ====== Wooden CNC Machine ====== | ====== Wooden CNC Machine ====== | ||
| - | ==================================== | ||
| - | Recently we had someone contact us via the website to very kindly | + | Recently we had someone contact us via the website to very kindly |
| {{ : | {{ : | ||
| - | Further to this we have: | + | Further to this, we have: |
| * A suitable power supply (donated by Kenny D) | * A suitable power supply (donated by Kenny D) | ||
| * An arduino mega, ramps board and various stepper drivers (donated by Martin McG) | * An arduino mega, ramps board and various stepper drivers (donated by Martin McG) | ||
| * [[https:// | * [[https:// | ||
| - | A CNC machine will allow people to build things in the Electron club, for example circuit boards cut from copper plate, among other things. [[https:// | + | A CNC machine will allow people to build things in the Electron club, for example, circuit boards cut from copper plate, among other things. [[https:// |
| - | The current plan is to hold an event on a Saturday were we put all this together to build a CNC machine. Initially for testing purposes we'll have a pen so it will draw things. The remainder of the components required should be in the room, somewhere. Later we'll figure out which route to go for drilling (dremel, brushless spindle etc). | + | The current plan is to hold an event on a Saturday were we put all this together to build a CNC machine. Initially, for testing purposes, we'll have a pen so it will draw things. The remainder of the components required should be in the room, somewhere. Later we'll figure out which route to go for drilling (dremel, brushless spindle etc). |
| The details of when this will happen are pending, please watch this space and the mailing list. | The details of when this will happen are pending, please watch this space and the mailing list. | ||
| Should you have any questions, or wish to donate related equipment please [[: | Should you have any questions, or wish to donate related equipment please [[: | ||
projects/welcome.txt · Last modified: 2018/05/28 17:25 by emil.carr
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