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
HEADSETS BOARD
Special cheap and practical furniture for garden house is not yet sold, so usually there dumped all the junk. But what looked good once in a city apartment, in a small country the room...
“SPEED” BOLT
Not only fitter or installer, but any technician knows to connect the two parts with the bolt, insert it through the hole, then throw the washer and finally screw and tighten the nut. As...
