
Rationalization proposal Lyubertsy student of secondary school № 42 of Konstantin Shishkin. If you need to turn on a lathe a few identical parts rather complicated configuration, it makes sense to use a universal strap-holder which can be mounted a set of cutters. It is made very simply is a steel bar with a groove in which is invested cutters. In the holder they are fixed by bolt. To change the distance between the incisors allows a set of replacement crackers. The use of this device in a school workshop allowed us to reduce labor costs and increase accuracy of manufacturing of a number of parts.
Recommend to read
FROM PROTOTYPE TO COPY
Our journal № 8, 1977 published drawings and gave recommendations for the production and painting of body, interior cockpit and chassis system of the minibus RAF-2203, produced by the...
“TURN THE HANDS!”
This call is present in many emails of designers bikes. "Somehow, browsing in the library of old magazines "M-K", I came across a design velocipede with manual transmission. From that...