Re: rod-mill project - "mains" electric motor advice

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Sujet : Re: rod-mill project - "mains" electric motor advice
De : djb (at) *nospam* invalid.com (David Billington)
Groupes : rec.crafts.metalworking
Date : 18. Jun 2025, 19:25:57
Autres entêtes
Organisation : A noiseless patient Spider
Message-ID : <102v0bm$39cko$1@dont-email.me>
References : 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19
User-Agent : Mozilla Thunderbird
On 18/06/2025 09:54, Richard Smith wrote:
For what it's worth...
Compilation of recent events
3 videos and a photo.
I've mentioned all but most recent video already here, if recall
rightly.
>
http://weldsmith.co.uk/tech/minerals/250615_3vids_pics/250615_vids_pics.html
"Mine and mineral recent videos and pictures"
>
It's our local scene here in West Cornwall - interest in geology, mining
and minerals.
All are joint endeavours
Projects have been going from strength to strength.
>
Most recent is separating galena - lead ore - on a shaking table.
"My" rod-mill project and the rod-mill working was a necessary link in
the chain.
I've been asked if the rod-mill is portable - ie. can it be slung in a
car and taken to where there's some minerals actions?  That is how far
it's gone.
The answer is yes just about - but nowhere near as much as I'd like it
to be portable.  The design where the shell rolls as it will on four
wheels, two driven - enables the cylindrical shell to be put in the
passenger footwell, where it stays put hemmed-in by the small space and
balancing the car, while the frame with motor should go in the back -
maybe everything else out of the boot (truck) onto the passenger rear seats
and the frame with motor in the boot so it is restrained during travel.
Else fold-down the rear passenger seats and in it all goes.
Obviously - that the mill runs on domestic "mains" easily, within a
fraction of what our "mains" can supply (always 3kW at any socket)
and could be on the end of a 10's of metres extension lead totally
helps.
>
The one about about the inverter VFD (Variable Frequency Drive) drawing
1ph output variable-speed driving a 3ph motor is "the biggie" I had no
inkling of at the outset - as a readily achievable solution.
>
Best wishes,
Rich S
>
>
>
>
Richard,
     Your mill looks quite portable as is. Many times I've taken my folding engine crane in the car to pick heavy items up or to load them into the estate car and then loaded the crane along side so it could be used to remove the item later. I've moved various engines, welders, a floor standing bandsaw.

Date Sujet#  Auteur
7 Apr 25 * rod-mill project - "mains" electric motor advice56Richard Smith
7 Apr 25 +- Re: rod-mill project - "mains" electric motor advice1Leon Fisk
7 Apr 25 +- Re: rod-mill project - "mains" electric motor advice1Jim Wilkins
8 Apr 25 `* Re: rod-mill project - "mains" electric motor advice53Jim Wilkins
14 Apr 25  `* Re: rod-mill project - "mains" electric motor advice52Richard Smith
14 Apr 25   +- Re: rod-mill project - "mains" electric motor advice1Jim Wilkins
14 Apr 25   `* Re: rod-mill project - "mains" electric motor advice50Jim Wilkins
15 Apr 25    +* Re: rod-mill project - "mains" electric motor advice42Richard Smith
15 Apr 25    i+* Re: rod-mill project - "mains" electric motor advice37Jim Wilkins
20 Apr 25    ii`* Re: rod-mill project - "mains" electric motor advice36Jim Wilkins
21 Apr 25    ii `* Re: rod-mill project - "mains" electric motor advice35Richard Smith
21 Apr 25    ii  `* Re: rod-mill project - "mains" electric motor advice34Jim Wilkins
22 Apr 25    ii   `* Re: rod-mill project - "mains" electric motor advice33Richard Smith
22 Apr 25    ii    +* Re: rod-mill project - "mains" electric motor advice30Jim Wilkins
29 May 25    ii    i`* Re: rod-mill project - "mains" electric motor advice29Richard Smith
29 May 25    ii    i `* Re: rod-mill project - "mains" electric motor advice28Jim Wilkins
30 May 25    ii    i  `* Re: rod-mill project - "mains" electric motor advice27Richard Smith
30 May 25    ii    i   +* Re: rod-mill project - "mains" electric motor advice2Jim Wilkins
30 May 25    ii    i   i`- Re: rod-mill project - "mains" electric motor advice1Jim Wilkins
30 May 25    ii    i   `* Re: rod-mill project - "mains" electric motor advice24David Billington
31 May 25    ii    i    +* Re: rod-mill project - "mains" electric motor advice22Richard Smith
31 May 25    ii    i    i+- Re: rod-mill project - "mains" electric motor advice1Jim Wilkins
31 May 25    ii    i    i+- Re: rod-mill project - "mains" electric motor advice1David Billington
1 Jun 25    ii    i    i`* Re: rod-mill project - "mains" electric motor advice19Jim Wilkins
18 Jun 25    ii    i    i `* Re: rod-mill project - "mains" electric motor advice18Richard Smith
18 Jun 25    ii    i    i  +- Re: rod-mill project - "mains" electric motor advice1Jim Wilkins
18 Jun 25    ii    i    i  +- Re: rod-mill project - "mains" electric motor advice1Jim Wilkins
18 Jun 25    ii    i    i  `* Re: rod-mill project - "mains" electric motor advice15David Billington
18 Jun 25    ii    i    i   `* Re: rod-mill project - "mains" electric motor advice14Jim Wilkins
18 Jun 25    ii    i    i    `* Re: rod-mill project - "mains" electric motor advice13David Billington
19 Jun 25    ii    i    i     +- Re: rod-mill project - "mains" electric motor advice1Jim Wilkins
19 Jun 25    ii    i    i     `* Re: rod-mill project - "mains" electric motor advice11Jim Wilkins
23 Jun 25    ii    i    i      `* Re: rod-mill project - "mains" electric motor advice10Richard Smith
23 Jun 25    ii    i    i       `* Re: rod-mill project - "mains" electric motor advice9Jim Wilkins
23 Jun 25    ii    i    i        `* Re: rod-mill project - "mains" electric motor advice8Richard Smith
23 Jun 25    ii    i    i         `* Re: rod-mill project - "mains" electric motor advice7Jim Wilkins
24 Jun 25    ii    i    i          +* Re: rod-mill project - "mains" electric motor advice5Richard Smith
24 Jun 25    ii    i    i          i`* Re: rod-mill project - "mains" electric motor advice4Jim Wilkins
24 Jun 25    ii    i    i          i `* Re: rod-mill project - "mains" electric motor advice3Richard Smith
24 Jun 25    ii    i    i          i  `* Re: rod-mill project - "mains" electric motor advice2Jim Wilkins
26 Jun 25    ii    i    i          i   `- Re: rod-mill project - "mains" electric motor advice1Richard Smith
24 Jun 25    ii    i    i          `- Re: rod-mill project - "mains" electric motor advice1Richard Smith
31 May 25    ii    i    `- Re: rod-mill project - "mains" electric motor advice1Richard Smith
22 Apr 25    ii    +- Re: rod-mill project - "mains" electric motor advice1Jim Wilkins
22 Apr 25    ii    `- Re: rod-mill project - "mains" electric motor advice1Jim Wilkins
15 Apr 25    i+- Re: rod-mill project - "mains" electric motor advice1Jim Wilkins
15 Apr 25    i`* Re: rod-mill project - "mains" electric motor advice3Jim Wilkins
16 Apr 25    i `* Re: rod-mill project - "mains" electric motor advice2Richard Smith
16 Apr 25    i  `- Re: rod-mill project - "mains" electric motor advice1Jim Wilkins
16 Apr 25    `* Re: rod-mill project - "mains" electric motor advice7Richard Smith
16 Apr 25     `* Re: rod-mill project - "mains" electric motor advice6Leon Fisk
16 Apr 25      +- Re: rod-mill project - "mains" electric motor advice1Jim Wilkins
16 Apr 25      +* Re: rod-mill project - "mains" electric motor advice3Jim Wilkins
17 Apr 25      i`* Re: rod-mill project - "mains" electric motor advice2Leon Fisk
17 Apr 25      i `- Re: rod-mill project - "mains" electric motor advice1Jim Wilkins
21 Apr 25      `- Re: rod-mill project - "mains" electric motor advice1Richard Smith

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