Engraving is quite a popular trend in decor today. Handy portable tools have appeared on the market that help hobbyists. This is especially true of the mini drill, which is also called an electric engraver.
Not so long ago, in order to perform the corresponding work, one had to turn to an 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 for yourself a few questions. First, what are you planning to do? For example, mini-drills are designed not only for engraving, because they can be used to drill, polish and cut, so when buying, you need to pay attention to the package. 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 setting reaches 200W.
Thirdly, when choosing equipment, a fairly significant factor is what materials you most often deal with. For soft metals, wood and glass, a minidrills with a speed of up to 20,000 rpm, but if you have precious stones and hard materials, then you need to choose a device with 30,000 rpm. As an example, consider the Dremel 4000. This unit has proven itself among consumers. You can also take a closer look at it.
Reviews on main features
The above engraver model costs 6,800 rubles. It is a device that allows you to cope with many tasks. According to buyers, the tool helps:
- polish;
- grinding;
- mill;
- engrave;
- clean;
- cut.
The engine has a fairly high power, which allows you to realize all your plans. Customers like that the design provides for the ability to adjust the number of revolutions. This feature provides fine tuning for each material. The electronics are constant, which increases the quality of processing and reduces torque.
Features opinions
"Dremel 4000", according to buyers, has quite outstanding characteristics, among them power should be highlighted. It is 175 watts. Comes with a carry bag for easy transport and storage. The device weighs only 0.66 kg. Accessories in the kit are supplied in quantities of 45 pieces. This should include a flexible shaft, the purchase of which you do not have to spend money.
Whenconsumers are considering the Dremel 4000, in their words, they pay attention to such a characteristic as the 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. 1.6 and 2.4 mm are used as intermediate values.
Consumer feedback on positive features
If you still have not decided which engraver to buy, you should consider the positive features of the model using the Dremel 4000 option as an example. Among the main benefits, consumers highlight:
- two nozzles;
- convenient control;
- fine speed control;
- ease of use;
- Ease of storage.
As for the nozzles, you can choose one of them to work with. They are soft and allow you to perform this or that work with maximum comfort. It is impossible not to highlight also convenient management. A separate switch is responsible for this. It is equipped with a collet clamp locking function. With this switch, you can control the operation of the tool quite simply.
After reading the reviews of the Dremel 4000, you will understand that this equipment provides a fairly accurate speed control. The mechanism is convenient, it is supplied by the manufacturer with a readable scale. With it, you can set the desired speed with high accuracy.
Customers also like the ease of use. It is provided with overlays on the body, thanks to which the work becomes very comfortable. Keepequipment is simple. The suspension, which is located on the body, is responsible for this.
The Dremel 4000 mini drill has many advantages. Among them, buyers highlight high power and a fairly wide range of nozzles that come with the kit. 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 it to analogues also for the reason that the model is super light and compact.
Repairing
Dremel 4000 repair may be needed if you use it for a long time and with high loads. If the equipment overheats, it may fail, start sparking and become unstable. Within a minute after switching on, you may notice how the case gets very hot. The same happens in the case when a foreign object is wound on the working element. Under heavy loads, even if the device is not completely out of order, it may start to stop.
Disassembly and replacement of the anchor
To identify the cause, the device must be disassembled. After that, you may notice that a breakdown of the armature winding has occurred. With the help of a tester, it is necessary to ring the current collector plates. If you do not 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 star bit.
The old anchor is removed in the next step. The vibration damping rubber bands should be rearranged, as well as the collet on the shaft. The two halves of the body are assembled, the brushes are installed. At this point, we can assume that the machine is ready for work again. A new spare part will cost you 1,200 rubles.
Special 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 scalding, then there is reason to start worrying. This indicates that friction is broken inside the device.
The cause of the problem may be bushings or bearings. A lot depends on the design. Sometimes the replacement of bearings helps to restore the performance of the Dremel 4000 drill. If you notice wear on the bushings, then they should also be replaced. It is necessary to lubricate using the oil recommended for this instrument.
In conclusion
The engraver has a fairly wide area of use. With it, you can model, decorate and make souvenirs and jewelry. As for modeling, the Dremel can be used to create aircraft, ships and various decorative equipment.
The drill will also cope with the engraving of the computer case. It is also indispensable in cases where it is necessary to cut, saw off and sharpen something. Some home crafters use the Dremel to create art objects.
