A fairly popular trend in decor today is engraving. Convenient portable tools have appeared on the market that help fans. This is especially true for a mini drill, also called an electric engraver.
Not so long ago, in order to perform the corresponding work, I had to contact the engraver. Already today, equipment for solving such problems is available everywhere.
This tool is easy to use and allows you to create real masterpieces. But before making a purchase, you must decide a few questions for yourself. First of all, what are you planning to do? For example, mini-drills are not only intended for engraving, because with their help you can drill, polish and cut, so when buying, you need to pay attention to the equipment. Secondly, it is important to decide how often you want to use the tool. If every day, then the power reserve is important. The average parameter reaches 200 watts.
Thirdly, when choosing equipment, a rather significant factor is what materials you most often deal with. For soft metals, wood and glass, a mini-drill with a speed of up to 20,000 per minute will be enough, but if you have precious stones and hard materials, then you need to choose a device with 30,000 revolutions per minute. As an example, consider the "Dremel 4000". This unit is well established among consumers. You can also get to know him better.
Key Features Reviews
The aforementioned engraver model costs 6,800 rubles. It is a device that allows you to cope with many tasks. According to customers, the tool helps:
- Polish;
- to grind;
- to milling;
- engrave;
- clean;
- cut.
The engine has a fairly high power, which allows you to realize all your plans. Customers like the design for adjusting the speed. This feature provides fine-tuning for each material. Electronics is constant, it increases the quality of processing and reduces torque.
Technical Opinions
"Dremel 4000", according to customers, has quite outstanding characteristics, among them power should be highlighted. It is 175 watts. A bag is supplied with the kit, which facilitates transportation and storage. The device weighs only 0.66 kg. Accessories in the kit are delivered in the amount of 45 pieces. This should include a flexible shaft, for the acquisition of which you do not have to spend money.
When consumers look at Dremel 4000, they say they pay attention to a characteristic such as spindle speed. It can reach 35,000 per minute. The minimum value is 5,000. The size of the collet used varies from 0.8 to 3.2 mm. The intermediate values are 1.6 and 2.4 mm.
Customer feedback on the positive features
If you still have not decided which engraver to purchase, then you should consider the positive features of the model using the “Dremel 4000” example. Among the main advantages, consumers distinguish:
- two nozzles;
- convenient management;
- precise speed control;
- convenience in work;
- ease of storage.
As for nozzles, you can choose one of them for work. They are soft and allow you to perform this or that work with maximum comfort. It is impossible not to highlight convenient management. A separate switch is responsible for this. It is equipped with a collet chuck lock function. Using this switch, you can control the operation of the tool quite simply.
After reading the reviews about the "Dremel 4000", you will understand that this equipment provides a fairly accurate speed control. The mechanism is convenient, it is equipped with a manufacturer readable scale. With it, you can set the desired speed with high accuracy.
Customers also like the convenience of work. It is provided with overlays on the case, thanks to which the work becomes very comfortable. Keeping equipment simple. The suspension, which is located on the case, is responsible for this.
The Dremel 4000 mini-drill has many advantages. Among them, customers distinguish high power and a fairly wide range of nozzles that are supplied. The maximum collet size is 3.2 mm, which can also be considered an advantage. The device is chosen by consumers quite often. They prefer its counterparts also for the reason that the model is super lightweight and compact.
Repair
Repair "Dremel 4000" may be necessary if you will operate it for a long time and with high loads. If the equipment overheats, it may fail, start to spark and work unstably. Within a minute after switching on, you can notice how the case is very hot. The same thing happens when a foreign object is wound around a work item. Under heavy loads, even if the device has not yet completely failed, it may begin to stop.
Dismantling and replacing the anchor
To identify the cause, the device must be disassembled. After that, you may notice that there is a breakdown of the armature winding. With the help of a tester, it is necessary to ring the collector plates. If you don’t plan to rewind the anchor, you can order a new one. In order to disassemble the Dremel 4000 engraver, it is necessary to unscrew five screws using a bit under the asterisk.
The old anchor is removed in the next step. Vibration dampers should be rearranged, like the collet on the shaft. Two halves of the body are assembled, brushes are installed. On this we can assume that the machine is again ready for use. A new spare part will cost you 1,200 rubles.
Specialist note
In general, the fact that the engraver heats up during operation can be called normal. This is a high speed tool. However, if you notice that the body becomes burning, then there is reason to start to worry. This suggests that friction is disturbed inside the device.
The cause of the malfunction may be bushings or bearings. Much depends on the design. Sometimes, the Dremel 4000 drill can be restored by replacing bearings. If you notice wear on the bushings, then replace them. It is necessary to lubricate using the oil recommended for this device.
Finally
The engraver has a fairly wide area of use. With it, you can simulate, decorate and make souvenirs and jewelry. As for modeling, the "Dremel" can be used to create aircraft, ships and various decorative techniques.
The engraving machine will also cope with the engraving of the computer case. It is irreplaceable also in those cases when it is necessary to cut, saw and grind something. Some home craftsmen use Dremel to create art objects.