A jigsaw is a common tool. However, when working with it, one often runs into certain difficulties: the blade breaks, slips out of the clamps, and when cutting along a curved contour it often twists, which makes it hard to keep the desired direction. It is much more convenient to use an electrothermal (hot-wire) jigsaw, Read more…
Wood burning is very often used for finishing wooden items. Even when this operation is done with a special tool—a pyrograph—it is very labor-intensive, especially when applying various complex ornaments. I would like to suggest a successfully tried mechanized method of burning complex patterns and various appliqués. It is much more productive than the traditional Read more…
This machine, operating from a single-phase AC network at 220 V, was manufactured in a technical creativity club at a lyceum. It turned out to be compact and convenient, meeting safety requirements. In addition to drilling holes and countersinking, the machine can also perform simple grinding and milling work using various attachments. The machine has Read more…
Every DIY enthusiast regularly faces cutting sheet metal and non-metallic materials. Using hand shears is inefficient (especially for large sheets): with high labor costs, the cutting quality leaves much to be desired. At one time, I used factory-made lever shears for metal. However, unfortunately, they had a not very reliable design, and when trying to Read more…
This machine will become your assistant if you are engaged in modeling or simply love to tinker. Even at home, there is often a need to cut a rail and plane it or sharpen a tool — all these operations are “within the power” of the machine I made. It is small — dimensions 80Х180X360 Read more…
A circular electric saw is a very useful thing in any household. In terms of usefulness, it is probably in second place after an electric drill. About the design of the electric saw: it couldn’t be simpler. Its basis is a DAO-A type electric motor from a washing machine. The electric motor doesn’t have to Read more…
My fifth-grade grandson recently came to me with a request: he needed to come up with a project for 3D printing, the kids from the internet would download toy soldiers, but he wanted to make something useful – could I help? A tin can caught my eye. – Try to find the center of a Read more…
It happens that a stud or tap gets cut off or broken, remaining in the hole. An unpleasant situation, but not hopeless. A proven technique will help: the hole needs to be drilled out to a larger diameter that allows extracting the fragment, cutting a thread in it, and screwing in a bushing for a Read more…
When talking about the amateur constructor E. Kulikov, it should be noted that all the units and mechanisms he has made are designed to ease the labor and daily life of rural residents. Let us touch upon one of the problems annually solved by village residents, and by those who live in most Russian settlements Read more…
Nowadays, you can buy any tool, any mechanism. However, all of this costs a considerable amount of money. For the maintenance needs of the technical school where I teach, a compressor was needed. But the price range for compressors of Chinese manufacture (far from the best quality) started at eight thousand rubles and increased depending Read more…
