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Member postings for Erik Shepherd

Here is a list of all the postings Erik Shepherd has made in our forums. Click on a thread name to jump to the thread.

Thread: Collet chuck for Chester 920 Lathe
17/03/2021 00:41:16

Good evening gents,

Please excuse me if this has been covered before.

I've had my Chester 920 lathe for some time now and tweaked it to the best of my abilities, namely the 4 hole toolpost mounting plate, which made a world of difference.

I've been eyeballing getting a collet chuck for some time (most likely ER32), however, because the spindle is threaded, I'm running into issues due to the fact that I'm not entirely sure what will fit.

https://www.arceurotrade.co.uk/Catalogue/Collets/ER-Lathe-Collet-Chucks/ER32-Lathe-Collet-Chucks?gclid=Cj0KCQjwrsGCBhD1ARIsALILBYqFNbTZVke-CVExl3-MlchjIUO-DqYkhTaN_FUOcEnqcnQR36pxORAaAjjQEALw_wcB

This is the one I've been looking at, and I've had good experiences with ARC in the past. However, as far as I understand, these are for lathes that have backplates that screw the chuck on, rather than threaded spindles.

Could anyone advise on what chuck would be appropriate for my lathe?

Cheers

Erik

Thread: 920 lathe noise
17/01/2021 22:30:58

Thanks for all the advice everyone. Greatly appreciated.

Got to the root of the problem - it wasn't the motor at all, but instead the belt that connects the pulley to the geartrain was criminally loose! img_1564.jpgTook the lathe apart, dropped the motor down in the mounts and now it's tight as a drum and runs 10x better. The noise was coming from the toothed belt rubbing against the pulley when the lathe stalled(which it did very easily)

Cheers

16/01/2021 22:08:08

Good evening chaps.

My first post here, although I've been an active browser for some time now, so apologies if it's in the wrong place.

I've recently bought a Chester 920 lathe from someone, who clearly never used. Bargain, I reckon. Anyway, it has clearly been neglected as the leadscrew was disconnected, the thread cutting lever was completely jammed up and some other things not quite the way I would like them. Oh - and it was missing the 127 tooth gear, which after several evenings of googling turns out to be unobtainium, so I 3D printed my own and it's been running brilliantly.(if anyone is in a similar predicament as me, drop me a message. Happy to help)

Anyway, onto my question -

The lathe runs great, but it has a rather alarming issue - when starting the motor, it makes quite a horrible noise. Sounds a bit like gears mashing together, but it comes from the motor itself. Also, it seems to bog down quite easily when taking deep cuts and on few occasions has even stalled, resulting in a horrid noise that made my cats jump.

I was wondering if anyone had similar experiences and recommendations for the best way to remedy this. Currently I'm making the 4 bolt cross slide clamp as the factory one is far too loose and wobbly for my liking(I've used Colchester lathes at uni, so I'm aware that this won't be anywhere near the power or rigidity of what I'm used to, but a 0.1mm facing cut really shouldn't be a problem...)

Thanks in advance.

Erik

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