วันอาทิตย์ที่ 29 มกราคม พ.ศ. 2555

5 Axis CNC

5 Axis CNC
 

CNC 5-axis refers to the ability of a Computerized Numerical Control (CNC) machine to perform 5-axis simultaneously. Most manufacturers describe their CNC machine movement from three axes: X, Y and Z. Z axis is parallel to the spindle. The other two axes are provided by the ability of the machine to rotate around the axis X and Y.

The Rx axis rotates around the axis parallel and X. Ry axis parallel to the wheel and around the Y axis Rz-axis represents the bottom bracket installed in the center of the cut of the machine spindle.

Using 5-axis offers some benefits. With such a machine, you can make complex shapes in a single set-up. In turn, this reduces the preparation time, which increases production rates. Moreover, with the elimination of different set-ups, time and errors are reduced.

The characteristic functions of accuracy is also improved with a 5-axis CNC machine because the same zero reference or data frame is used throughout the manufacturing process. Moreover, since the simultaneous rotation is allowed along the Y axis and X, the more rigid and shorter tools can be used.

The upper spindle / speed cutting tool can be achieved by reducing the load on the cut. The cutters shorter and often slow down the vibration when machining deep pockets or features molded with 3 axes.
Some applications of 5-axis machines include the complex three-dimensional profiles, which are common for the turbine blades, impellers, molds and plastic instruments. Using this tool, the activities which comprise only know information about the movement of tools such as forms processing, processing and cutting condition.

When you want to work on sculpture surface machining on 5-axis milling machines with numerical control, you must determine the direction vector of the cutter. The direction vector is obtained from the premise that the bottom edge of the racing milling free-form surfaces with a Z-Map method.

This Z-Map method can be applied to all types of surfaces carved geometric. After the 5-axis NC part programs are generated, the sculpted surfaces are machined with a 5-axis machine CNC milling.

3D CNC software is used for the graphic simulation and timing. With it, you can simulate and optimize the process already at work planning. There is no need to make complex tests on the real machine.

The errors in the program are immediately displayed on the monitor. In addition, the position of the suction cups is displayed and controlled to avoid collisions with tools when processing non-stop.

Among the highlights are moving the overall layout, the rotation of the workpiece after a CN-stop, and the simulation seen at different points of view. Although processing times are displayed without simulation. There are also automatic reading of the configuration of the machine with 3 axis and 5 axis CNC machining.

5-axis CNC machining is used to carve designs on wood to make furniture and interior design. It 'also used to cut out shapes of different materials as part of a finished product as do plastic helmets.

CNC Information

CNC Information - Data Storage and Transfer




A CNC machine must be considered when there is need to improve the speed and accuracy. The machine works better to do repetitive tasks and to achieve great works faster. Carpentry or industrial machine most likely from their collection of equipment. He made a purchase of quality that is never a problem for tomorrow. CNC valuable information can create the desire to have one.

By focusing on cost reduction and operational structure, but without taking into account the need to invest in better equipment, will not be the case. Some information may be CNC worth the time.

Despite the enormous needs, most people choose not to spend limited budget on a new model of CNC machines. Information with CNC, the purchase of equipment used or rebuilt at a new mid-price is affordable for individuals.

Controllers digital computer or computer-controlled machines are numbered obviously something to do with the controller. The machines are to perform their tasks by using the codes. The programs make their way through the mechanism of effective systems for data transfer. It 'must have sufficient knowledge about the data transfer methods and their effectiveness in transmitting data from one point to another.

A data set is represented by holes that are drilled into a long strip of paper. This method of transfer and storage of data known as punched tape has proven to be versatile and useful. The machine receives commands from the data set. Tells the machine how to move and what to do. If necessary, a punched tape can be visually decoded.

The magnetic storage device called a small disk has revolutionized the transfer and data storage. It allows space efficient and faster transfer of data. The disadvantage of its use is its tendency to deteriorate quickly.

About CNC include knowledge of how the set of interconnected computers called network makes it easier to share data. This allows remote access and data transfer among multiple users. More efficient registration and the balance of the system was created, since the program began the process easier and faster.

Orders can be placed directly into the memory of the CNC machines for manual data entry. Several drawbacks affect the efficiency of this method. The operation is very risky and time consuming. Furthermore, compared to the method of the construction of the network is not fast. Even in slow economic times, this information is a welcome relief CNC.

Introduction to CNC Mill 

 

CNC Linear Motion Systems

CNC Linear Motion Systems

The linear motion system plays a vital role throughout the CNC milling machine CNC linear are no exception. Without these systems, coupled with a drive system, a CNC router would be of little use.

The Linear Motion Systems system is responsible for three main tasks.

1) Machine Components Support
2) Support secondary loads such as torque, lateral loads, etc.
3) Guide the machine in a precise linear motion with minimal friction (for ideal case should be without friction)


LM is a system composed of a certain type of linear bearings and linear guide bearings. There are a number of types of bearings and guides, each with advantages and disadvantages. Given the importance of this system is of vital importance for a buyer to know about a component manufacturer Linear Motion Systems Components.



วันจันทร์ที่ 16 มกราคม พ.ศ. 2555

Foam cutting CNC machine

          Foam cutting CNC machine an interesting type of CNC Machine. De nuisance rally show up with Remote Control hobbyists or Model Makers. RC hobbyists use dem da building unique planes and wings. Model Makers use dem for architectural mock-ups of buildings. CNC Foam Cutters er suited for botheration jobs quite well.

       CNC Foam Cutting make quick work of the foam. De cut fast and accurately. Most often de själva use some sort of hot wire cutting mechanism att slices through the foam. The CNC Programming aspect is similar two plasma cutting. You start out with a sheet of foam and direct the wire cutter along a konkrete cut path.

Diamond cutting tools

      Diamond grinding tools - how to use diamonds to cut steel?
Micro diamond tools used in the microwave because it can be hard to resist the workpiece surface in a small car - the little resistance hard enough to kill a small tool that is easy to paint. Diamond tools for micro - the machine with diamond tools run at high speeds and usually a glass surface to produce a fast and accurate measurement and Culture and non-ferrous alloys. All non-metallic materials.
Tool show ever diamond grinding diamond tools must be used to cut steel, one of the most common technical materials used in the diamond tool industry, tool wear is a serious face. While diamond is soft and melts at 1350 ° C and 3027 ° C, and the strongest in the world and he succumbs to the weakness diamond graphitization. This means that the crystal structure of the crystalline structure of graphite at 200 ° C in the presence of a metal catalyst as carbon steel and titanium alloys, nickel and cobalt can change.
Efforts to improve the lives of the diamond cutting tool in a tool to improve productivity and profitability of the business alone. These include micro-cutting of carbon steel in a room full of a room with a gas-cooled cavity. cryongenically. But these methods have to adapt equipment and limit the cost of direct supervision of micro-cutting process.
Coverage of the latest advances in cutting tools are subjected to ultrasonic vibration is small. Shown that ultrasonic vibration diamond cutting tool steel is good enough to produce a glass surface with your life. Ultrasonic vibrations at the forefront of diamond tools, tools that considerably if your cold cuts and delays in the process of chemical reaction between diamond and steel parts. Diamond life is increased by several hundred times.
Diamond drill bits, cutting tools, such as coringFor, diamond crystals that are unique to supply 5 micron / revolution, cutting speed and cutting depth of 10 microns 5m/min center was connected to a generator of ultrasonic vibrations. Diamond tools in approximately 4 microns of vibration, which was used to cut stainless steel. 8 nm Ra surface to reduce the metal surface.
More and more companies become more than niche products such as micro-cutting and ultrasonic vibration can lead to the most advanced technologies and innovative company that is different.