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Mini-Mill: Adding A Y Axis DRO |
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Adding a Y axis DRO on the mini-mill. |
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have put their Y axis DRO in various positions. Some are on the right,
some on the left. I used a vertical style readout. Because the
buttons are horizontal, and the readout is too, you have a problem with
swarf getting into the innards. When a repeater DRO is made (in
process...), I'll be able to seal the top with a shield. |
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Here's the one end
of the Y axis readout. I decided to put the readout on the left side
of the mill. |
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It's not installed,
but it's jut kinda sitting there. This is to see if it can and will be
useful at that position. |
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I started by
mounting the end of the bracket on a flat piece of aluminum made supported
by a piece of angle bracket. The bracket attaches to the front of the
mill. The flat plate extends the reach of the bracket so that the
support bracket keeps the whole readout horizontal. The flat piece
will be trimmed shorter. |
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Attached to the
base below the table, the support bracket for the readout is made from a
piece of angle bracket. The small notch keeps the bracket from hitting
the mill structure. There's a clearance issue with the flat support
plate. |
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On the back end of
the mill, the bracket extends the platform out, and the length of the
readout is supported by the flat plate. |
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This is a view from
the top down, looking at the bracket on the back. The bevel on the
bracket clears the column if it is tilted. |
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Another view of the
back, slightly different angle |
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Looking down from
the top, you can see the support plate for the back end of the readout. |
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On the readout
itself, you can see the bottom plate that goes under the readout. You
can also see clearance between the support plate and the bottom of the
readout. |
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This is at the
maximum forward extension of the table, so there's just enough clearance to
do well. |
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Looking at the
whole thing from the side, you can see some of the details of the front
mount. |
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This is the mill
table at maximum forward Y stretch. You can read it from the front,
but a remote readout will be better. |
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A view from the
front, showing all three readouts. The Y axis is rather hard to see
from this viewpoint. |
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A last shot of the
Z axis readout. |
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A view of the x
axis readout, visible from the front. |
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A view over the
table of the Y readout. You can read the digits, but it really needs a
shield to make the readout proof against the swarf normally generated by the
mill. |
| This is
the last part of the mill XYZ readouts, although a readout package is being
planned. It's in a somewhat slow development process, and will be a
real plus when it is ever done. The readout will be placed in the fast
mode, which increases the readout speed. That will be a whole 'nother
project. |