Emco Unimat SL and DB Manual (English) – Free download as PDF File .pdf), Text File .txt) or read online for free. This wasn’t easy to find!. Pure chance brought me then to the Emco Unimat SL small machine tool from the seventies. On ebay I followed the offers and after some time I went for one offer. The Unimat covers a range commercially sold machines intended for machining and metalworking for model making hobbyists manufactured by the Emco Emco. Unimat DB, Unimat DB; Unimat SL, Unimat SL; Unimat 3.
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In the s and s very few European countries used the same voltage for their domestic supplies and Emco had to supply s, wide range of motors to cover every possibility – new examples of which are still being discovered. This model of the Unimat 1 has been upgraded to metal parts and cross slides that give unimzt unit a higher level of accuracy. It may be that an earlier model was advertised in – but a search by the writer’s German contacts through hobby literature of that year has drawn a blank – hence this is likely to have been not just the first American, but the first ever rmco for the Unimat.
Tired of shimming your tool bit to get the right height for your tool bits?. The heavier base, having a much higher zinc content hence the weightmeant that it could be subjected to “plastic cold flow” if left under constant stress.
There is also an indication that little time or material was wasted with, for example, the castings having an indifferent cosmetic finish and wrongly spotted and partially-bored centres holes corrected – but with the initial damage to the component ignored. Factory 3 Jaw Chuck: The ES and ER collets have 8, 12 or more slots and a collapse range of about.
Could the change to the lighter, higher-aluminium content base have been due to this or, much more likely, cost savings? Improvements were also made to the headstock, with the spindle being given a register flange and the 2-step pulley made reversible on its mounting – so providing an increase in the number of speeds. Rather late in the day, on August 1,a United States patent No. The feed-screws on these models were changed to a left-hand thread, so allowing a “normal” feel – where turning the screw to the right resulted in a deeper cut; a far better arrangement than the “cack-handed” originals that did the opposite.
The “pea-green”, pre Emco brochure shows just such a machine, with the larger Dutch motor: One feature found on some early models the writer’s own example being so equipped was a tiny oil hole drilled vertically through the front wall of the knimat by which means the end of the cross-feed screw, where it passed through the casting, could be lubricated. To excite the anoraks amongst us, some six variations on the handle have so far come to light.
The tiny instruction book issued with this model was marked as being the 2nd edition and was originally typed on an A4 sheet, reduced to A5 and bound in grey card. The outside face of the front cone was ground to an abutment flange for items screwed onto the spindle nose – although this arrangement may have caused problems with the bearing adjustment, with heavier interrupted cuts tending to tighten the cone and reduce clearances.
The original belts were in the form of coiled-steel wire “springs”, not an ideal material to run against aluminium. With its unique headstock design, ingenious drive system and clever accessory mountings, everything points to the lathe being designed from the outset as a multi-purpose machine that could be gradually equipped with a range of profitable extras.
The very common Die-cast Unimat SL Nothing had broken or worn out and he was entirely delighted with it. The on-off toggle switch with cover are easy and convenient to use, The smaller turned-parts on were probably made on a “Swiss Auto” – and ideal machine for making quantities of precision miniature components – with the plain-steel, mm diameter handwheels having a pleasing diamond knurl around their outer edge, tiny micrometer dials engraved into the inner boss and straight pins for hand-grips.
Emco Unimat SL Lathe – Niels Machines
The E collets have just 6 slots and, as with a collapse range of only a few thousandths of an inch, are intended for use only with the “nominal” size marked on the collet. However, there was a degree of overlap between the machines, with even early-production examples found though only rarely with the early red nameplate, U90 motors and aluminium handwheels. This article contains content that is written like an advertisement.
It is capable of working any of the materials from the Basic or Classic versions plus soft steel. Made in Holland by Motoren Eindhoven the ball-bearing, 40 watts, r. This unit contains three small capacitors within the single casing and it is not unknown for wmco to have short circuited to earth internally.
The vertical pillar was The emdo was the now-familiar larger plain-bearing Dutch unit, with the centre portion painted ether black or in a colour to match the rest of the emck. Retrieved from ” https: It is likely that only two motors were used on this model: As a further confusion, some early machines of the Mk 2 and 2A type have been found with two locking screws on the cross slide, one at the front and another other at the back.
Emco Unimat SL – Helicopters, pocket watches, helicopter flight simulation and more.
In the UK the lathe was marketed first by J. Versions made in the middle years of production can be recognised by the use of die-cast handwheels still with wasp-tail handles and a red-silver-red badge.
Looks like it may have only been used one or two times. Motors used on this model included the Dutch-made painted type the large “round” versionan early example of the very much stronger and reliable U90 but with more sculptured end caps as shown in the large picture in the brochure and the smco U90 in a colour to match the lathe.
Please update this article to reflect recent events or newly available information. The specification plate of a typical US-market DB usually read: Great for gunshithing and watchmaking. Accessory boxes of the time were very distinctive with a turquoise or teal blue-and-white label with “Emco” spelled out in a diagonal line, a ‘circle M’ logo and “Made in Austria” printed underneath in small sll.