Machines

Stepperhead Lathe Construction – Technical Notes

by

Neil Wyatt

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13 October 2014

Due to their technical nature the notes have not been edited and are presented as a guide without any warranty as to their accuracy. There are three sections: CNC Initialisation Files Stepper Motor Settings Materials List Material Suppliers All three sections are in one PDF document which you can download using the link below: Stepperhead…
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Lathe Bearings

by

Neil Wyatt

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20 August 2014

The full letter with text and images is here. Even today, there is still a lot of misunderstanding of roller bearings. Preloads are used that are too high and the precision of such bearings is often questioned.Their load bearing capacity is often under-estimated, although almost every car, van and lorry on our roads runs on…
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Machine Tool Manuals – A Library

by

David Clark 13

–

17 December 2009

As model engineers, most of us at some point will buy a second hand machine tool, or will want to check specifications to see if one is suitable for our needs. In this “live” article we hope to provide a repository of out of print, or hard to find machine tool manuals. If…
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Two Unimat 3 saddle stops

by

Richmond

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3 July 2009

This article originally appeared in Model engineers’ Workshop issue 129, September 2007. For repetitive work and rough turning a workpiece mounted in the chuck, a saddle-stop fitted to the lathe can save the worry of overshooting the length of a cut and so allow for more concentration on the diameter of the work. After the…
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Unimat 3 fine feed belt looper

by

Richmond

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3 July 2009

This article originally appeared in Model Engineers’ Workshop issue 128, August 2007 Owners of the Unimat 3 will know that there is no problem removing the drive belt from the auto-feed drive pulley. No doubt many like myself, will also, flip the belt off the auto-feed pulley and leave it to trundle around on the…
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Fitting a digital readout to a Myford series 7 lathe

by

Richmond

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2 July 2009

Link to Allendale Background We are often asked if it is possible to fit a DRO to small lathes, and in short it is possible to retrofit a DRO system to the majority of lathes and milling machines often found within the model engineers workshop. To go about demonstrating this, we acquired a 1954 Myford…
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An automatic carriage stop for a Prazimat lathe.

by

David Clark 13

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1 July 2009

An automatic carriage stop for a Prazimat lathe. Jim Whetren comes to a stop. My first lathe was a Cowell ME 90, which was later followed by a Drummond flat bed in a search for greater capacity. Both of these lathes feature a dog clutch on the lead screw to enable the power traverse to…
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