No, it will, of course, is not about the equipment of the dental office on a production site. However… picture this: a dentist, firmly gripping with two hands the body of the machine with the motor inside, trying to get to the tooth of the patient a thin boron fixed in the Chuck mounted directly on the motor shaft. Inconceivable, right! Everyone knows that the engine and boron spaced and connected to a long flexible shaft: hand of the doctor easy and comfortable to hold thin tip of the working head.
“DRILLING MACHINE” IN THE SHOP
What would be a good tool or even the machine had craftsman in the house, just drill a hole or accurately process the workpiece by holding it with pliers, and even more in the hands of, quite frankly — impossible. Therefore, in the Arsenal of anyone, even a beginner DIY enthusiast, there is Vice. However, and this adaptation is not always thus, what is required, especially when high dimensional accuracy of the parts, strict parallel, or perpendicular to its surfaces, etc., etc.
To the two parts worked as a whole — they should be connected to. Where possible, use bonding, soldering or welding, but all these options are permanent fixtures. And here is the bolt to nut connection is universal: he is subject to any material, and if necessary disconnect them tight elements of the design — this fixture is easy to Unscrew. However, such a connection provides the necessary resistance only when the bonded parts are inactive; and in the event of impact, for example, vibration can fail because of such insidious phenomena as samothracian.
A variety of roller chain, like a Bicycle or a motorcycle, are used on many machines, including most agricultural units. With their Assembly during the repair of machines of great assistance can provide a simple tool offered by pioneer A. Yurchenko (see figure).
Completely unexpected, very witty use of found G. Ortynski served drank Geller. As is known, they consist of two – and Treasury segments. Each segment, according to the innovator, can be used as a cutting tool — they are made of excellent steel.
In most cases, the part is placed on the machine perpendicular to the processing tool. A simple device created by Odessa innovator, Tandit, provides a fast and secure workpiece at any angle with an accuracy of 1°.
Measure the bore diameter or roller to determine the size of the gap with an accuracy of 0.1 mm it is possible not only with the help of micrometer, Vernier caliper or feeler gauge. Each of the offered here for measuring instruments easy to make at home in just one hour.
No one is surprised that for drilling different holes require different tools. The bit set can not do, does not matter. The trouble is that the tool change takes a lot of precious minutes. How to avoid this! In various companies are innovators in different ways solve this problem. There was, for example, drill bits with a stepped diameter, one such tool allows you to drill small and large holes. And where this range should be really very great work on the turret with permanently fixed at their range of drills.
The electroforming technique of electrolytic deposition of metals on the surface of various objects (matrices) with the aim of obtaining accurate metal copies were first developed and applied in practice in 1838 by the Russian scientist, academician B. S. Jacobi. With his direct participation had made many great works of art, statues and bas-reliefs for St. Isaac’s Cathedral, Hermitage Museum, Winter Palace, Peter and Paul Cathedral, including the famous Quadriga to front of the Bolshoi theater in Moscow.