The Leinen lathe features a two-speed (1:1 and 1:8) reduction gearbox that can be operated while the machine is running, utilizing a multi-disk oil-bath clutch.
The compound rest of a Leinen lathe was inspected and subsequently overhauled. This blog entry explains the details of the restoration process.
Let’s start by refurbishing the tailstock, which seems to be in pretty good condition. The tailstock is designed in such a way that its quill remains fully supported despite its position. It’s a typical construction of some precision machines. The tailstock is fixed to the bed using a lever that acts on a cam lock. The quill is locked by a usual half-moon clamps. The fit of the quill is very good, especially in the first part of the displacement.
The lathe arrived, as usual, without any kind of documentation. In some pages on the net there are partial copies of documentation of similar models.
The first impresions just after the machine arrived:
