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Deckel Jig Grinder / Boring machine

johnnielsen

John (Makonjohn)
Premium Member

This listing is a year old so I messaged him and he still has it. He wants $2000-$3000 for it. It has a couple of head attachments with it. Is this right up your alley, Robinhood?
 
Vancouver BC

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wowowow, never thought I'd see a Deckel LK for sale in canada.

the head on the floor is the "fine boring" head, and the one on the machine is for jig grinding, looks like there's two grinding motors for it too. the LKs have optical readouts with 1 micron / 0.0001" resolution.

I would love to have a jig borer in the shop one day but I don't know what I'd actually make with one haha
 
If I'm not mistaken, those strap placements are a HUGE no no. Unless I'm wrong about that because I'm not really familiar with those machines, it's a hard pass!
 
If I'm not mistaken, those strap placements are a HUGE no no. Unless I'm wrong about that because I'm not really familiar with those machines, it's a hard pass!

huh, what's your reasoning?

I understand that jig borer tables are built differently from mill ones because they only are supposed to take downward/radial load (drilling/boring) but the straps would be putting a downward load on the table. the Z axis is the machine column/head moving relative to the base so it's not really affected. positioning accuracy should be ok since it's done with optical scales.

I don't like the strapping arrangement either and if I was purchasing the machine I'd make a big stink about it too, but I dunno if it would damage the machine? i guess seeing a machine strapped down like that really shows that the guy doesn't treat it with the respect it deserves...
 
huh, what's your reasoning?

Again, I am not familiar with these machines. So I am speculating.

I am applying the same reasoning as a surface grinder. The spindle should be blocked and the table should be removed during transportation. The table is not designed to be a restraining part.

It is strapped down because it's going to take a road trip. The ways can't take the pounding and inertial forces that bouncing down a road imparts on large inertial masses. It could easily be heavily damaged.

I think most people look at big heavy parts as convenient ways to restrain things. They may be big, but they are also precision parts. In my view, they should be handled and treated accordingly.

If the manufacturer says otherwise, so be it. Until then, I wouldn't do it.
 
I’ve got an LK. Amazing machine, in its day. Still good for a guy like me who would get a Moore for jig boring if I didn’t already have the LK. The jig boring head is fun to use, but delicate and easily worn. This one has the second generation frequency controller for the high speed grinding heads. About the heads- they have a reputation for needing frequent specialty level attention to their bearings. I’ve never done grinding on mine, but do have the equipment for it. I’d probably retrofit an air driven head if I really needed to do any grinding. Or more likely just pay someone who knew what they were doing to do the job for me.

And yes, in my opinion, this machine is toast as a jig borer from the way it’s strapped, mostly due to table at far end of travel. Silly work. Somewhere here I have some literature about the LKB/S series of machines, but I don’t recall reading shipping precautions.

I know of at least five LK’s that have been sold on secondary market in Canada in last twenty years. There may be more. Too bad ‘Snetram’, the Toronto area Deckel guru, ex salesman for Cosa isn’t around anymore.

Edited for spelling.
 
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