Feb 25 2016

Circuit Prototyping for CNC Router


Circuit Prototyping for CNC Router

When circuit prototyping with your CNC router (or the other machine) you wish to create positive your style works before you commit an excessive amount of time and too several resources to a replacement project. making a straightforward paradigm of your style is a simple thanks to confirm everything is in operating order before you really begin to create something. 2 in style ways that for creating these prototypes area unit chemical edge and computer circuit board edge.

Circuit Prototyping For CNC Router

Circuit Prototyping

Chemical edge (also known as industrial etching) is that the method of exploitation temperature-controlled etching chemicals to vary the form of the thing you’re operating with. when creating cuts in your material that follow your style the fabric is soaked within the etchant. The chemicals react with the fabric within the cut areas and cause the fabric to dissolve; chemical process items of the fabric away till you have got the shapes you would like for your paradigm.

Historicallyin circuit prototyping, chemical edge saw its 1st significant use throughout the Renaissance throughout the fifteenth century wherever the method was used as an alternate to engraving to embellish armor. within the late seventeenth century this method was accustomed manufacture measurement tools that were rather more correct than something antecedently made. This allowed advancements in basic tasks just like the creation of covering and in military matters like creating mechanical phenomenon plates for cannon operators. Chemical edge saw its 1st major business use in 1927 once a Swedish company known as Aktiebolaget extractor used the method to create edge filters. The Nineteen Forties saw more development of this method as chemical edge was accustomed manufacture skinny samples of onerous metals that couldn’t be cut while not the samples being broken exploitation different strategies. nowadays chemical edge is primarily accustomed produce circuit boards, integrated circuits, microelectromechanical systems and semiconductors (though semiconductors conjointly use plasma etching).

Five steps area unit typically employed in the chemical edge process: cleansing, masking, scribing, etching and demasking. cleansing your material ensures that there are not any different parts gift that would alter the results of the chemical edge method. Contaminants like oil, grease or primer will cause non-uniform etching and might build it tough for the maskant to stay to your material. What you would like to use for cleansing can depend upon thereforert|the kind} of fabric you’re exploitation so take care to choose the correct substance and bear in mind to not directly handle your material when cleansing or the oils from your skin might contaminate the fabric. Masking is once you apply maskant to the areas of the fabric you are doing not needed have an effect on by the chemical edge.

There area unit differing types of maskants that resist differing types of chemicals thus build your choice properly. Scribing is once you take away the maskant from the areas you wish littered with the chemical edge. this can be simply through with a scribing knife or another similar tool. Etching is once you place your material within the chemicals. however long your material must be submerged can depend upon the depth of your cuts, the kind of fabric, temperature of the chemicals and probably different factors. Once you are taking the fabric out of the chemicals you’ll be able to demask your project by cleansing off the etchant chemicals and removing the maskant.

circuit Prototyping for CNC Router

circuit Prototyping for CNC Router

Printed circuit board (PCB) edge (also known as isolation edge when circuit prototyping) is an alternate to chemical milling. With this methodology you create your solid piece of fabric and thoroughly take away items till you have got created a printed circuit. This methodology has many benefits over the additional in style chemical edge methodology. Since no chemicals area unit concerned this method are often employed in environments that don’t got to be as secure as an area stuffed with doubtless dangerous chemicals. PCB edge are often done terribly quickly, particularly if you’re employing a CNC router or similar machine for the work. Drilling on circuit boards is already unremarkably through with CNC routers such a lot of facilities have already got access to those machines notwithstanding they use chemical edge as their primary creation methodology for circuits.

Circuit boards of prime quality are often created exploitation either of those 2 strategies. whereas each strategies will work well chemical edge is additional common and is that the methodology used for the production of circuit boards. These strategies will each after all be used for full scale circuit boards, not simply basic prototypes. that technique you select to use can seemingly depend upon what reasonably instrumentality you have got access to quite the rest.

Feb 18 2016

Plastic mold making with a hobby router


Plastic mold making with a hobby router

Creating a plastic mold is one in all the most effective strategies for prototyping. Creating a plastic mold is simple and knowing the way to create one are often terribly handy. Mistreatment everyday objects from around your home, you’ll build a plastic vacuum molder which will alter you to try and do something from creating a brand new toy for your child to making a custom case for your latest project. The idea behind a vacuum molder is easy. Mistreatment suction from a vacuum, liquid plastic sheets are a unit tightly adhered to the item you wish a mold of, effectively making a plastic copy of the item. Typically plastic vacuum molders area unit terribly giant and really dearly-won machines except for smaller comes this DIY molder can work simply fine.

Plastic mold project

Plastic mold CNC project

For this project you wish a high, a powerful airtight box, a home appliance and 2 frames. Your high is wherever you set the item you’re repeating and it’ll would like holes trained in it for suction. The holes should be trained so the suction is consistent over the whole area of the highest. Mistreatment associate degree airtight box helps maintain consistent suction. Once choosing a vacationing, you’ll use a standard home appliance, however a store vac can work higher since they need higher suction. The frames are wont to hold the sheets of plastic; a combine of image frames can work nicely. You may conjointly would like a cutting knife or razor and an electric drill with alittle bit (a ⅛” bit could be a sensible size to use).
Building little vacuum molder are often finished a plastic paste jar (or one thing similar, as long because it is plastic therefore you’ll cut it), a 2-liter bottle, some plastic wrap and adhesive tape. For alittle model like this a daily home appliance can work fine; a store vacation isn’t necessary. The lid of your paste jar is your high therefore drill holes in it in a very grid pattern to distribute the suction equally. once that’s done cut a hole within the aspect of the paste jar that’s simply sufficiently big for the tip of your 2-liter bottle to travel through. stop|bring to a halt|interrupt} the highest of the 2-liter bottle and place it through the outlet within the jar (the end of the tip ought to air the skin of the jar). currently plastic wrap the jar (but leave the bottle tip exposed) to create it airtight and place the lid on. aside from the holes within the lid and also the hole within the 2-liter bottle tip the whole molder should be airtight.

CNC plastic molder

plastic mold project

Now your vacuum molder is prepared to be used. ensure the entire object fits on the highest with holes round the edges. don’t use objects which will soften or deform beneath heat. don’t use objects that or too tall or the plastic can stretch an excessive amount of and tear. place your object on the space and place a spacer beneath it; this may create the model look higher. Connect the hose on your vacuum to the 2-liter bottle tip. Stretch out your plastic between your frames and warmth it. will|this will|this could|this may} be finished a heat gun otherwise you can hold the plastic over a burner (do not bit the burner with the plastic directly). don’t use a gas burner; the plastic can turn. Once the plastic starts to sag within the middle, it’s hot enough for the mold. Slowly stretch the plastic over the item and acquire a decent seal around it. The plastic must be as airtight as potential for max suction. Once this is often done activate the vacuum. when the plastic has wrapped round the object flip the vacuum off and hold it in situ till it hardens and provides it time to cool down. Once it’s cool take the frames off, cut away the surplus plastic and you have got your model.
This method works with little objects however you’ll build one thing larger. If you employ an outsized bin, a baking pan, an even bigger bottle and bigger image frames you’ll do that whole method on a bigger scale. you’d most likely would like a stronger vacuum for larger molders and you’ll got to seal off it rather than simply mistreatment adhesive tape to stay everything airtight. you’ll purchase sheets of plastic on-line or probably regionally from a spread of suppliers. Along with your molder you’ll currently model expeditiously. Use some material like covering material rosin and you may have a particular copy of your object.the object turn the vacuum off and hold it in place until it hardens and give it time to cool. Once it is cool take the frames off, cut away the excess plastic and you have your model.
This process works with small objects but you can build something bigger. If you use a large trash can, a baking pan, a bigger soda bottle and larger picture frames you can do this whole process on a larger scale. You would probably need a stronger vacuum for bigger molders and you may need to caulk it instead of just using duct tape to keep everything airtight. You can purchase sheets of plastic online or possibly locally from a variety of suppliers. With your molder you can now prototype efficiently. Use some material like fiberglass resin and you will have an exact copy of your object.

Feb 11 2016

CNC vinyl cutter For CNC machine


CNC vinyl cutter For CNC machine

CNC machine work that is more arts and crafts than machining CNC vinyl cutter are a popular and inexpensive option for interested hobbyists. In shape vinyl cutters resemble computer printers and, like all CNC machines, they are controlled by pre-input computer commands. With this type of machine the computer controls the movements of a very sharp cutting blade to cut out letters, pictures or other shapes from vinyl (self-adhesive plastic). The computer interface of the average CNC vinyl cutter is very similar to the operating controls of a printer. These machines have a very small learning curve for users who are already familiar with computer printer technology. Users who are completely new to this technology will still find that CNC vinyl cutters are one of the easiest CNC machines to use.

CNC Vinyl Cutter

CNC Vinyl Cutter for cnc machine

The actual operation of a CNC vinyl cutter is very simple. A small knife is used by the machine to precisely cut the outline of whatever picture has been uploaded onto the piece of vinyl that has been inserted into the machine. Many CNC vinyl cutters have a mount where you can place rolls of vinyl so that you do not have to change your cutting material often unless you need a different color for various parts of a project. The use of vinyl rolls also makes it easy to mass produce projects. Because of the precision of the cutter it is recommended to use vector graphics for the images you upload for cutting. If raster graphics with pixilated edges are used your final product can look less than adequate. Vinyl is very adhesive and can be stuck to almost any surface within reason. One of the most common projects a CNC vinyl cutter is used for is creating signs, such as advertisements or banners. For example, business advertisements that are placed on cars, trucks or other vehicles are frequently made using vinyl.
Now say you have just purchased a CNC vinyl cutter and want to get started using it. The process for using most CNC vinyl cutters goes something like this. First you find your image (as a vector graphic) that you want to cut out. Since most projects on vinyl cutters are made of basic shapes (letters, numbers, etc.) it is usually easiest to make the graphics yourself in a program like Inkscape, OpenOffice Draw, Coreldraw or Photoshop. When designing or otherwise choosing an image remember that the color in the computer program is not important. Your cutout will be the image of the vinyl inserted into the machine so everything you design could be in black and white and it will be fine. The only reason to use color in your software would be to get a good visualization of what the project will look like when it is complete. If you do this remember to have the shade of your color match your printing material exactly or the final result could look different from the image in your software. Next open your CNC vinyl cutter’s software (all vinyl cutters should come with compatible software). Import your image into the software. Now you need to use your software’s features to trace the outline of your image so that the cutter will have a cutting path to follow. The ways in which you can edit images in these software programs tend to be pretty similar to basic programs that have some degree of image editing (Microsoft Word, PowerPoint, etc.). With your software ready to go load the vinyl you will be using into the machine. CNC vinyl cutters tend to have infrared sensors or some other detecting mechanism that lets the machine know when you have a roll loaded and when it is empty. Once the roll is in you can use the buttons on the CNC vinyl cutter begin the cutting process. These controls are usually similar to a printer or copy machine in set-up and function. Some CNC vinyl cutters may have these controls in the software instead of the hardware; the set-up is going to vary from machine to machine.

CNC Vinyl cutters

CNC Vinyl cutters for cnc machines

These machines are easy and fun to use when you have a use for this kind of project. They tend not to be too expensive either, with the more basic machines usually costing only a few hundred dollars. Some of the machines can even be used to cut thin cardboard, bolstering the number of different types of projects you can do on these machines. Alternatively, they do make vinyl drag knives that can be attached to other CNC machines (routers, mills, laser cutters and so forth) that usually cost somewhere between $100 and $200. This is good, cheap alternative to buying a whole new machine if you are already an enthusiast with another type of CNC machine and want to become enthusiastic about vinyl cutting too.

Feb 11 2016

stepper motors or servo motors?(CNC machine)


stepper motors or servo motors?(CNC machine)

Stepper motors and servo motors area unit your 2 decisions for your CNC machine. The age recent question is, “Which one is better?” once scrutiny 2 motors, one among every sort, you’ll be able to create some generalizations see you later as sure criteria are met. forward that each motors have the same power rating and area unit of roughly constant quality with constant options (minus feedback options) you’ll be able to compare and distinction pretty simply. The key distinction between the 2 varieties is that servo motors have Associate in Nursing encoder whereas stepper motors don’t. on the far side that, every one will do a number of things higher than the opposite.

CNC machine tools Stepper motors

Stepper motor for cnc machine

If value is your main concern (which is usually the case for hobbyists) stepper motors can possible be your initial choice; they have a tendency to be cheaper than servo motors that have constant performance level. Stepper motors area unit versatile and may be employed in many alternative machines, together with most (if not all) CNC machines. They additionally tend to be to a small degree additional reliable as a result of not having Associate in Nursing encoder that would probably provide out on you. Not having Associate in Nursing encoder {can additionally|also can|can even|may also|may} increase the lifetime of the motor; having the bearing rather than brushes (like a servo motor) also improves motor time period. putting in a stepper motor is incredibly simple; they’re essentially plug and play whereas a servo motor wants a additional elaborate set-up. If one thing will fail with a stepper motor it’s unlikely to be broken by any reasonably mechanical overload. the chances of this happening area unit unlikely; stepper motors need little calibration to be unbroken operational. The simplicity in their style is basically what makes stepper motors thus reliable. to boot, their straightforward construction makes them fairly simple to urge hold of.

cnc machine tool

Servo motor for cnc machine

While stepper motors tend to be higher for the foremost basic wants of hobbyists, servo motors tend to try to to to a small degree higher once it involves actual performance. For starters, servo motors area unit easier to seek out a spread of sizes, which may be fairly vital if you’re operating with a CNC machine that’s larger or smaller than usual. A servo motor is capable of maintaining high force despite how briskly or slow the motor runs at. potency is considerably higher with a servo motor, particularly wherever lightweight masses area unit involved. masses may be accelerated rather more expeditiously with a servo motor than with a stepper motor. Motor resolution may be bespoke once employing a servo motor due to the encoder that the motor utilizes. Servo motors will operate victimization DC or AC (whereas stepper motors area unit perpetually DC); as a result the quantity of power they consume will vary greatly reckoning on your wants. the power to customise power consumption additionally helps with keeping heat generation to a minimum whereas the motor is running. If necessary, servo motors will even offer their own power from a reserve supply for brief periods of your time. With all of those efficient functions, it ought to return as no surprise that servo motors even have a lot of less vibration (resulting in less resonance) and manufacture negligible noise whereas running.
So which sort of motor do you have to buy? For hobbyists, stepper motors area unit typically the thanks to go simply because they’re cheaper. forward you purchase a motor that’s the proper size, stepper motors ought to perform well and be over adequate for any of your at-home comes. Servo motors, as way as performance goes, area unit higher however you are doing not essentially would like one thing as powerful (and expensive) as they’re as a hobbyist; they’re additional for professionally used CNC machines.

Feb 4 2016

3D Printing -Is It Hype?


3D Printing – Is It Hype?

The first functional 3D printer was created by Charles Hull in 1984 but it is only in the last few years that the technology has received large amounts of public attention. With this technology now in the spotlight many people are asking whether the technology is genuinely useful or if it is all just hype. The short answer is yes, the technology is useful. Manufacturers in various industries are already using the technology to save billions of dollars that would have been spent using other manufacturing techniques. But many people ask, “What will this technology do for me?” The best way to answer that question is to look at benefits 3D printing can provide to the average person.

3D printing procedure

3D printing process and How 3D printer works

3D printing has the ability to advance various medical technologies very quickly. First and foremost is the ability to 3D print organs for individuals in need of transplants. Already 3D printing has been used to take cells from a patient and print new organs for them. In addition to removing the need for donors this also allows medical professionals to quickly create constructs made for implantation that would have to be crafted by hand otherwise. Dr. Anthony Atala was able to use 3D printing to create an artificial organ that was then coated in living cells. The technology to print artificial materials and living cells at the same time is currently in development. The ability to rapidly make organs and constructs that can save a person’s life can not only help adults, but can also save children and infants who would otherwise not survive long enough for life-saving measures to be taken. Aside from aiding internal functions 3D printing can also fix external functions by creating prosthetics. Using a 3D printer allows custom prosthetics that fit the exact need of each patient to be created instead of manufacturing factory-produced models that do work but are not ideal for all patients.
Research is also being conducted into using 3D printers to make food. Thus far most of the work in this area has been used to print sugar and chocolate but research is continuing to look at other options such as pastries and pizza. Food that is 3D printed could be customized so that people could eat the exact amount of calories, vitamins, sugar, fat and other nutritional factors that they desire. The texture of food will also be customizable and that leaves nutrition options open to new ideas. Taking a vegetable and giving it the texture of a burger or a hot dog could be a great way to get your children to eat healthy. It could even help adults to eat foods that are good for their health even though they normally do not like the taste. Foods could also be made softer while retaining their appearance, making it easier for the elderly to eat foods that they would not be able to chew otherwise.

3D printer structure

3D printer

Big industries also have the potential to be revolutionized by 3D printers but there is some potential danger there as well. The automotive industry has been using 3D printing to make parts for a while and now citizens are starting to do the same thing. There have been a fair number of news stories in the past few years about individuals who are printing and assembling their own cars. While this could revolutionize the automotive industry, there are possible negative economic effects that we could see if the current large automotive companies start to crumble. There has also been concern about 3D printers being used to create firearms. Several people have been shown to make firearms entirely through 3D printing and there are now firearm companies that make their products purely through this method. The ability for anyone to make a useable gun overnight could put a serious hamper on gun control wherever 3D printers are available.