One of the continuing discussions on the Gingery "Make your own shop from
scrap" forums were the lightness of aluminum castings and how that made them
more susceptible to vibration. That's the biggest fault in my Gingery Lathe.
I did cut some steel stock intending to create a stronger bed fram
Epoxy is a bonding agent
Fiber (glass or otherwise) add cross linking in the resulting matrix.
Thes two Used alone, the resulting composite will be weak.
You need sized aggregate to make a much more rigid and robust structure.
The epoxy is then strongest bonding all these parts together
Sand and
a curiosity: when the cobots press the freedrive button, they use
torque sensors such as ? on an admittance based control or just add
and subtract torque to the loop in torque control?
I would implement these function on my robot.
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On 5/21/23 05:00, Nicklas SB Karlsson wrote:
lör 2023-05-20 klockan 23:28 +0700 skrev Thomas J Powderly:
I saw an overarm router recently
and wondered if a sewing machine frame was stiff.
Compared to a desktop gantry mill.
Gantry ought to be more stiff.
That depends on the gantry, my 6040'
On 5/21/23 02:56, marcus.bow...@visible.eclipse.co.uk wrote:
On 2023-05-21 03:43, Chris Albertson wrote:
Even 3D-printed PLA plastic can be strong enough. I have a 3D-printed
CNC conversion of a harbor freight milling machine. Normally they use
metal parts for the motor mounts and such but PL
lör 2023-05-20 klockan 23:28 +0700 skrev Thomas J Powderly:
>
> I saw an overarm router recently
>
> and wondered if a sewing machine frame was stiff.
>
> Compared to a desktop gantry mill.
Gantry ought to be more stiff.
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