How to choose an electric sharpener?

To sharpen knives or tools at home, many are accustomed to using grindstone . And indeed, he does an excellent job. However, if you need to sharpen a large number of tools or the accuracy of sharpening should be better, then there is only one stone you can not do. It will not always be able to provide the desired sharpness of the blade, in addition, manually sharpening a large volume of tools can be very tiring. In this case, there is nothing better than to choose and purchase an electric sharpener.

Types of grinding machines

Of the large number of tools presented in the stores, there are three groups of grinding machines: domestic, semi-professional and professional. The higher the class of the machine, the higher the price. But reliability and durability also grow in proportion. For example, the design of a household electric knife sharpener provides for no more than two hours of active work per day. If the rate is exceeded, this can lead to damage to the device. Semi-professional and professional models can withstand much more hours of continuous work. Therefore, if you have a large amount of work to sharpen, then it is necessary to stop the choice on these models grinding machines.

Household sharpening machine

Since for everyday needs there is no need to purchase expensive professional equipment, we will consider in more detail a simpler and more economical model of a household grinding machine.

For household use, an electric grindstone with a speed adjustment is suitable. Such a device, as a rule, has small dimensions and is easy to operate. Household models are equipped with two shafts, on which are mounted grinding wheels of the same diameter, but of different granularity. Using a coarse grinding wheel you can get a rough or initial sharpening, on a fine-grained circle you can finally bring the tool or get sharp and high-quality sharpening. When buying an electric mini-grindstone for a house, make sure that you can then easily pick up the grinding wheels for the chosen model.

Self-made sharpening machine

The construction of the sharpener is quite simple. The tool consists of an induction motor, and the rotor shaft is fixed to ball bearings. In connection with this, it is possible to collect an electric grindstone with your own hands. However, do not forget about security. Homemade equipment must be equipped with a protective shield.