Tuesday, October 12, 2010

Thoughtful CNC Wood Working

Pc Numerical Management or CNC machine is now an vital part of manufacturing process. Industries and woodworkers, whether it is in small or large scale, would have CNC woodworking equipment to assist them increase their production.
CNC machines are used to exchange handbook processes or work in coordination with current manufacturing processes. CNC machines are programmed to follow or to perform sure operations. An instance of a CNC machine used in woodworking is a CNC router.
Just like a typical CNC machine, the CNC wood router would use a pc software program and a CNC controller. This might create a extra accurate and exact design in comparison with these that are executed manually. A CNC router would have three directions that are known as X, Y and Z axis. Since all of the axis work collectively, they’ll create better designs and shapes.
How does the CNC wood router works? It is controlled, as mentioned by the CNC controller and the pc software. This might direct the movements of the motor to provide the design or shape. The software would have the drawing or the format in 2D or 3D picture, it might then be transformed right into a software path code like the G-code. The codes that are transformed by the computer software would then send or relay it to the CNC controller which would management the motors and drive systems.
The part of the CNC wood router which performs the actual cutting is called spindle. To classify the spindle, horse energy (in English units) and watts (SI units) are used. Spindles rotate for about 8000 to 30,000 rpm or revolutions per minute. It may reduce supplies starting from mushy to hard supplies like plastic and metals. It is controlled by the CNC controller.
The spindle is moved by the CNC linear drive system. It has the motor, bearing system and the linear screw assembly. There are two kinds of motors utilized in CNC wood router: the stepper and servo motors. Though they each offer good performance, their distinction lies on the closed loop system. The servo motor sends indicators back to the controller when the process is finished, which known as the closed loop system. This technique shouldn’t be current on the stepper.
Another part of the CNC wood router is the cutting bed. That is where the fabric that may undergo cutting is positioned and secured using bolts and clamps. There are different cutting bed designs, the most popular can be the T-slot and the vacuum table. The effectivity of the cutting bed could be based on what kinds of supplies and reduce are made. For instance, T-slot cutting bed may hold different sorts and sizes of supplies, but they are not ideal for velocity cutting.
There are extra options which could possibly be based mostly on the models of the wood router. Some would have vacuum pump that may secure the supplies routed, print-to-reduce cameras which would guarantee precision, and other excessive-end options which can increase productivity and quality.
The nice thing with CNC woodworking equipment like the wood router is that it doesn’t require a lot supervision as soon as the machine and the method are already programmed. CNC wood routers may guarantee uniformed and high quality merchandise, so long as the machine is correctly regulated, maintained and operated.
Nigel has been writing articles on-line for nearly 6 years now. Not solely does this author specialise in Cnc Woodworking,

Visual Windchime

The holes in the wood have been cut out by a computer numerically controlled machine (CNC router) and all the lights are complete. It's now a matter of assembly and some more touching up.

MArk's students works on CNC router

Mark is an industrial shop teacher and above are some of the projects that Mark's students did on the CNC Machine. 

Amana Tool Announces Mirror Finish Solid Carbide Spiral “O” Flute Router Bits for Cutting Plastic and Aluminum Materials

Amana Tool, manufacturers of industrial-quality carbide-tipped, solid carbide and replacement carbide cutting tools, today announced new solid carbide spiral “O” flute router bits with mirror finish for producing clean, smooth cuts in plastic and aluminum materials. The bits are made according to strict tolerances from an exclusive carbide grade and polished to a mirror finish using Amana’s unique process. The two popular lines of router bits, designed to eject chips either up or down, are ideal for industrial applications and CNC systems.
Amana’s spiral plastic cutting solid carbide O-flute mirror finish router bits are designed for use in acrylic materials such as Plexiglas® and Lucite®, nylon, ABS, PE, acetal, PET, HDPE, UHMW, polycarbonates, polypropylene, wood and solid surface. The aluminum cutting solid carbide O-flute mirror finish router bits provide superior cutting results in aluminum, brass, copper and other non-ferrous metals. Available in diameters ranging from 1/8” to 1/4″, the bits are designed with either a right-hand Helix (1/4” plastic #51404; 1/4” aluminum #51402), which is designed to eject the chips upward, or a left-hand Helix (1/4” plastic #51504; 1/4” aluminum #51502) designed to eject the chips downward.
“Our spiral ‘O’ flute router bits are manufactured using innovative techniques and materials that yield superior results with each cut and help make plastic and aluminum projects less labor-intensive,” said Amana Tool technical director, Frank Misiti.
For more information on Amana’s entire line of router bits for plastic and aluminum materials, visit CuttingToolsChicago.com.

glass panel foam form

Matt started work on a form to make a curved glass panel yesterday. We are going to try and slump glass in the kiln. We cranked up the cnc router to 130ipm so that it could fly through the foam. It's supposed to be able to cut at 150ipm. It was having no difficulty and the motors weren't strained at all. We made a mold box around the final form last night and mixed up some hydra-cal and silica to pour in over it. Everything looks good this morning and Matt should be able to pull the sides off the mold box, flip the form over and evacuate the foam. Then we just to let the mold dry and then we can get some glass.

Why CNC Woodworking Machines Are All Different

CNC woodworking equipment makes manufacturing wood products faster and as accurate as possible. Computer Numerical Control (CNC) machines operate established on the design instruction given by the CAD module. CNC machines use computer-aided manufacturing (CAM) software to control the movements of the motor or the machine.
CNC machines are not just routers, there are likewise borers, tenoners, and saws. All of these CNC equipments would coordinate with a computer and a software. CNC machines might be developed to handle softer or more difficult materials. There are various kinds of CNC woodworking machines. Categorization could be founded on machine’s features and their functions. Here are several types of CNC timber routers.
Industrial CNC timber router
There are various types of CNC routers, the first one is the industrial CNC router. It is about 80 % of the routers released and being used. It is mostly used by industries and various woodwork businesses like furniture producers.
They are considered the most expensive of CNC routers and in addition the largest. Their common features would include fast cutting, automatic tool changers, vacuum table with T-slot bedding, dust collector systems, spindles and user interface.
Midrange CNC router
The midrange CNC routers are oftentimes made of the same components as the industrial CNC routers. Midrange CNC routers are oftentimes a favourite among fans and small scale businesses. Even though it is smaller, it can still have the power of a full production CNC router.
Hobby CNC router
The Hobby CNC router, which is homemade, is designed and built by the owner. It is unique since it is based on the needs, models, available parts and budget of the owner. It can be simply placed on counters and table tops. Most fans would prefer having an interest CNC router likened to acquiring midrange or industrial router.
Hobby CNC router is inexpensive compared with the industrial router. There are three types of hobby routers. You could do it on your own or you could buy a kit or plan which would serve as a guide when building your hobby router.
Specialty routers
There are also CNC routers which are dedicated on special designs, they are called specialty CNC routers. Samples of specialty routers are engraving machines, 3D engraving machines and PCB routers. The PCB router is used to produce circuit boards.
Several CNC features can include having separate heads. CNC machines that have multiple heads imply there may be two programs running but it is controlled with one user interface. Another feature would be the dust collection, where the wood chips are sucked up and collected.
There are different CNC machines and not every one of these machines are employed in woodworking alone. There are some which can be used in both metal and plastic materials.
Although possibly expensive, some say that this could be best woodworking equipment that could be added to a company. The cash spent on securing the CNC woodworking equipment maybe replaced by faster production process, maximization of production, quality and nearly exact output, and customer satisfaction.
This information was brought to you by Cabin Furniture and Log Furniture.

New Tangential Knife System Boosts Print to Cut Applications




A new tangential knife head is now available which significantly enhances the material processing capabilities of all AXYZ machines. It can be mounted alongside a heavy duty router and the oscillating knife unit could be used on a third head if required.
Fully compatible with the ICS camera registration system which is powered by I-~Cut, the new tangential knife can be used on a wide range of materials from fomex, foam core, and card stock through to heavy corrugated cardboard and plastic sheets.
This new knife system is optimised to work with the new A2MC machine control system and offers considerably faster cutting than previous units.
A selection of easily interchangeable blade cartridges allow ultimate versatility for using creasing wheels and 45 degree blades as well as the more standard vertical blades, heavy duty saber blade, 'pizza' wheel cutter and more.
Now, no matter what substrates you are printing on, be it 10mm acrylic, 25mm MDF or just fomex or card, you can use your AXYZ router for all finishing operations and achieve precision cutting with excellent edge quality.

 For more details :::::::::::::::::::::::::::::

visit : www.rpmtools.in
mail : support@cncrouter.in

CNC router to make Guitar - World’s First Serviced Archtop Guitar Kit

Fernando Alonso Jaén, a Spanish guitar designer, has created the world’s first “serviced” archtop guitar kit — a kit where complex wood tooling is done by the manufacturer to simplify the buyer’s task. As a small operation, “creating the wood parts with complex contours required for the guitar would have been impossible,” Jaén said. Using a CNC router he was able to do it.

World’s First Serviced Archtop Guitar Kit
The archtop jazz guitar (also called a jazzbox, cello guitar and plectrum guitar) is a steel string acoustic guitar with a big soundbox somewhat like a cello; it is usually electrified.
“Despite the growing popularity of archtop guitars, no one has ever tried to make a serviced archtop guitar kit before,” says Jaen. “I have had to overcome many obstacles along the way but the biggest was reproducing the many complex geometries involved.”

Conventional woodworking would have required lots of hired hands. “The cost would have probably been more than the market could bear,” says Jaen, and it “also would not have achieved an acceptable level of accuracy.”

Computer numerical control (CNC) machining provided the answer. “All the available CNC machines that I saw here in Spain were too big,” Jaén said. Others were either too smaller or large. “I found the exact size and style of machine I was looking for in Techno’s LC series,” he adds.

Jaen used RhinoCAM software for both the CAD and CAM tasks — to design the archtop guitar kit and to create the CNC program. The kit includes the top with braces carved in it and the f-holes and pickup already cut out. “Carving the braces is feasible only with a CNC router,” Jaén says. “This relieves the maker of a difficult job — adjusting two wooden bars to the curvature of the top so that when they are glued the glue line is almost invisible.”

Quarter-Sawn Spruce and Maple
Spruce wood, light, stiff and quarter-sawn through the center axis of the tree, is used for the top of the guitar. Quarter sawing produces wedges, two of which are glued along their thicker sides. “A good top must have compact wood growth rings,” Jaén says. “The closer the rings are, the stiffer the top.” The back of the guitar is curly maple, also quarter sawn to better display the back’s curl and provide greater stiffness.

“The back in a serviced kit must be delivered in the final shape,” says Jaén. He bent the sides using a machine he designed and built with the CNC router. “Curly maple is one of the hardest woods to bend but this machine handles it easily. I couldn’t have made the machine without the CNC router.”