More Power Hacksaw

April 13, 2013 in machines and metalworking

The work on the power hacksaw is slowly moving forward. The saw was completely disassembled and cleaned. It was really dirty, full of chips and old grease. Just to show the state, look at the cutting fluid tank absolutely full of chips. The last owner shouldn’t be very proud of it… After disassembling, the general state observed is good enough for a maybe 50 or 60 years old saw. Most of sliding parts are well fitted.

Recover the Leinen lathe original look

March 15, 2013 in machines and metalworking

An important task during the Leinen lathe refurbishing is to recover it’s original aesthetics. This a time consuming process if you want a quality result. These are the main tasks:

Clean and remove rust of surfaces
Polish the surfaces
Prepare the surfaces to be painted
Paint

New Uniz Power Hacksaw

February 27, 2013 in machines and metalworking

This Feb 21 we have been in Juncosa (Les Garrigues) to buy an old Uniz power hacksaw. This is the smaller of several Uniz saws. It is labeled as 14in and has a 160mm cutting capacity on round bills. Built in the Basque country around the 60’s, the company ceased time ago. The saw is really sturdy with a weight of more than 300 kg. It was kindly transported by my brother Jordi.

Lathe tools tray

December 31, 2012 in machines and metalworking

The factory pictures of the lathe show a tool tray and stand for the blueprints. We made a tray identical to the original. The work of steel sheet, for which we have no material or tools, was made by Lázaro Metalpress. The result, once painted is this: The tray was covered by a neoprene sheet of Plàstics Pujol.

New electrical wiring

December 31, 2012 in machines and metalworking

Altivar 312The lathe comes with an classical electromechanical wiring. It has an original Bauknecht 2 Kw and 3 speeds motor (720, 1450, 2880 rpm) . It was originally a 3 phase 220 V motor that in some moment was rewound to 380V. It has two speeds in a dahlander winding and an additional speed in an ordinary winding. Note how big and sturdy is the motor enclosure because of the number of speeds:

Overhauling the Leinen Lathe Reduction Gearbox

December 26, 2012 in machines and metalworking

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.

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