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Graphene is a modern structure consisting of a single layer of carbon atoms joined in hexagons. It is characterized by very good mechanical properties (including 100 times higher tensile strength than heat-treated steel) and tribological properties. Its use as a coating of sliding-cooperating elements allows to reduce their wear and the friction between them. We have a technology of covering working surfaces with at least one layer of graphene. The use of graphene in this place means that when, during the interaction of the teeth of the gearwheels, the lubricating film breaks (e.g. at relatively high pressures and/or relatively low speeds between the surfaces of the teeth), there is no direct contact between the materials of which the gears are made (or it is also limited). Instead of it, there is a slip between the graphene layers on the mating wheels, which prevents adhesion leading to surface damage (as a result of breaking off their fragments) and significantly reducing the slip resistance. 

The benefits of using graphene coatings are: 

As part of the services we provide, we deal with CNC hobbing, which is used for machining gearwheels and gears. This is the most frequently used method of cutting metal elements of this type, because it allows for a precise effect reflecting the correct shape of the gearwheels (in accordance with the technical documentation). CNC hobbing allows you to maintain a precise shape and obtain elements commonly used to put mechanisms in motion, such as:

Each of the options mentioned can be supplemented by us with internal or external teeth.

In addition to gearwheels of various types, we execute orders including standard shafts, arrow toothing, pinions and bushings with splines. The technology we use enables the processing of such materials as stainless steel, bronze, aluminium or brass.

The technology used in CNC hobbing

In hobbing, the cutting movement is combined with the turning movement. The shape is given to the workpiece by a cylindrical gear mounted in the machine together with a worm milling cutter. Rotary motion is used for machining, in which it is very important to properly move the cylindrical wheel according to the previously developed shape, precisely outlining the teeth of the wheel.

The use of CNC (Computerized Numerical Control), i.e. computerized control of numerical devices, has an impact on the remarkable precision of machining, repeatability of production and full control of the entire process thanks to an easy-to-use, compatible interface. The use of CNC in machining also facilitates obtaining a satisfactory effect in the form of a perfectly cut final product.

Modern machines for processing gearwheels

For hobbing, we use modern equipment in our machine park. One of them is the Gleason CNC hobbing machine - PFAUTER P600/800, which allows us to manufacture involute gears - both standard models and those designed in a spherical outline (arc toothing).

We care not only about precisely executed orders, but also full satisfaction of our clients. Therefore, we guarantee the preparation of both small series and mass orders. We can make a gearwheel with a diameter of 900 mm (while maintaining the technical parameters of the module from m-0.5 to m-20). We not only manufacture new components, but also reproduce gearwheels (by delivering used wheels or new technical documentation).

Modern enterprises undoubtedly need innovative technologies and the highest quality products. In our company, ZMM Borkowscy, we are well aware of this. That is why we offer turning services of various types of elements, using advanced CNC machine tools. This allows a very high accuracy and repeatability of performance, impossible to achieve with traditional methods based on classic lathes. It is true that they allowed for a relatively efficient performance of turning - that is, machining of external and internal surfaces of objects having the shape of rotating solids. However, such devices were controlled manually, which meant that the quality of the manufactured elements depended primarily on the skill of the operator and the quality of the device itself. The introduction of the CNC technology used by our company was a huge technological breakthrough. It allowed for a significant acceleration of the machining process, which could be obtained thanks to computer control of numerical devices. It is worth emphasizing that the general principle of operation of this solution is very simple. During machine operation, the workpiece rotates around its axis, and the knife moves flat, which in turn allows for precise chip cutting of the material and obtaining very complex or even traditionally impossible shapes - which among others allows you to eliminate the necessary welding in the case of joining several separate elements.

What materials do we process?

The CNC metalworking technology used by us allows us to significantly accelerate the execution and obtain perfect accuracy both inside and outside the object. What's more, the CNC turning method allows you to work in various materials, including:

What are the possibilities of CNC machining?

The turning technology uses CNC programs and controllers that are responsible for supervising the machine's operation. They communicate with the operator via an easy-to-use user interface. It allows you to load, edit and execute part programs, including entering information such as:

All this allows a detailed planning of work and selection of optimal tools, thanks to which it is possible to obtain a revolving solid of the desired dimensions and shape. Due to the accuracy of operation, CNC turning is a frequently used technique that allows to obtain perfectly made bushings, bevels, shafts and other similar elements of structures or machines. The method of metal processing we use also significantly speeds up the production rate, enables excellent repeatability, and ensures control over the entire production process - which is especially important in the case of serial production. In addition, it can also be used to modernize, repair or reproduce existing elements. Finally, it is also worth adding that despite the indicated advantages, the price of CNC turning can also be very competitive.

What machines do we use?

Talking about CNC turning, our modern machine park is also worth mentioning. The final effect of the work depends to a large extent on him. That is why we care about professional service and maintenance of all machines we use. These are:

By using our services, you can be sure that the machining will be very precise and the pace of work will be high. We also guarantee that all orders entrusted to us for CNC turning are carried out cheaply, on time and in accordance with the technical documentation provided. We also encourage you to read the menu of our website carefully. There you can find the full offer of the company - including, among others CNC milling, production of gearwheels, chainwheels and various types of gears. In addition, it includes a photo gallery of our machines and implementations, as well as detailed information on how to place orders, contact details, telephone contact and e-mail. We invite you!

Making various types of objects or spatial elements from metal has never been easy. This was, of course, due to the fact that machining such hard materials required the use of appropriate tools and a lot of force, while maintaining high precision. It should therefore not be surprising that only the industrial era brought mankind relatively fast and accurate technologies of work, based on various machines, such as, for example, various types of milling machines. Interestingly, solutions of this type for machining have survived in a developed and much more modern and automated form until today. The most important change in their operation is certainly the use of computerized numerical control, i.e. CNC technology. It allowed to obtain previously unknown speed and accuracy of work.

CNC milling is a type of machining in which the tool rotates and the workpiece or tool performs the sliding motion. A solution of this type allows you to create an object with a perfectly cut shape, with ideal smooth edges. The precision with which it is possible to cut patterns, channels, grooves, toothing and surfaces using CNC milling technology, in turn, allows the implementation of even very bold projects with complex shapes and in accordance with the provided technical documentation.

What is equally important, the discussed technology also allows to obtain excellent repeatability of production, especially important in precision industries, and to reduce material losses. Its popularization, in turn, means that today the price of this type of services is much lower than a few years ago.

Milling - advantages

Currently, milling services are widely used. This is, of course, due to the numerous advantages of this solution, such as:

Metal and plastic processing by CNC milling, like any other technological process, also has its weaknesses. The most important of these is sensitivity to human errors or hardware problems. Therefore, it is good to pay attention to direct this type of orders to experienced and professional companies that not only have the equipment, but also take care of its regular maintenance and service. It is worth knowing that negligence in this area very quickly affects the quality of products. The professional team of technicians is also equally important, as they have to deal with the not easy and precise programming of the devices. Even small mistakes can be disastrous here. Overall, however, it must be admitted that CNC milling is a decisive step forward compared to traditional methods.

CNC milling - technology

Despite the fact that the technology of machining by CNC milling is relatively young, it is still dynamically developing and allows to obtain better and better results. The process itself obviously starts with a computer project (CAD), which then has to be converted into the machine control language (CAM). After appropriate programming, the milling itself takes place, which is divided into three stages: roughing, profiling and finishing. It is worth emphasizing, however, that despite the automation of operation, the work of the milling machine itself is still controlled by the operator, who can make the necessary adjustments if necessary. The technology we use allows us to process materials such as stainless steel and non-ferrous metals - e.g. bronze, aluminium and brass.

Machining of plastics - modern machines

It cannot be denied that the quality of milling largely depends on the quality of the equipment used. Therefore, our machine park has been equipped with devices that enable us to carry out orders for any partners from various industries, including those requiring the highest possible precision. We currently have, for example, a modern Gleason Pfauter P600/800 CNC hobbing machine, designed to make gearwheels necessary, among others in worm drives. Other machines we use include:

Thanks to the use of modern machines and CNC technology, we can obtain very interesting effects in the form of perfectly cut machine elements, devices or other objects.

Modern machines, knowledge and experience - it is thanks to them that we are sure that we will meet every CNC milling and turning order. At the same time, we guarantee a quick implementation of services that will be performed taking into account all the needs of each customer. All persons and companies interested in cheap and precise CNC milling are also invited to familiarize themselves with the services provided by our company. We make, among others gearwheels and chainwheels, as well as planetary, worm and toothed gears, all of them connected by high quality and competitive price. For those interested, a photo gallery has been prepared in each tab, presenting our equipment and examples of completed orders. We believe that this will make our company even more credible!
We perform milling of: gearwheels, chainwheels, splines, racks