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
BUSINESS CARD OF A COUNTRY HOUSE
Not talkr the house, but the fence around it has a lot to say about the host: one it's an easy fence, another fence and the third fence. But whatever the barrier, it is necessary to...
DREAM GARDENER
My tools are designed for processing of soil in the garden and the vegetable garden. The main type of work in the spring and summer — preparation of beds for planting and care of plants....
