Small Milling Machine, Used CNC Milling Machine

For those interested in obtaining a vertical milling machine, there are a couple of sub categories and a lighter machine to choose from. A milling machine is a piece of machinery used in the cutting of metal for the making of keyways, slots, drilling and planing, which are simple uses, to the more complex die sinking, contouring and a great many other things.

Vertical Milling Machine Photo by ProtoSpace via Flickr

A vertical milling machine works on the principle of the spindle axis being vertically oriented. While the spindle turns on its axis, the cutters are set in this fitting. The spindle can be extended down going towards the table, or lifting the table to meet it can also be done. The effect being no different which ever way it is used.

When in use, cutting fluid of some sort is used on the cutting head to keep it lubricated, as well as help to cool the area being cut, plus to help wash away the swarf or metal debris. There are two sub categories of this machine. The bed mill is one of the larger machines. When being used the spindle moves parallel or equally apart on its axis and the table shifts at right angles to the axis to produce the cutting affect.

A jig borer is also one of these but is used for certain types of work. It is built for hole boring and face milling or very light slot making. These type have a long spindle throw and are very accurate. The hand wheel can be used by degrees down to one thousandth of an inch making hole placement precise.

The other is the turret mill. It is smaller than the larger bed type. When this is used the table is the part which moves, and is both parallel and at right angles to the axis of the spindle to create the cutting of the piece of work. Some consider this one to be far more capable of doing the tasks needed than the other, but this may depend on what is being done. This is also often called a Bridgeport, and being a less inflexible tool the spindle can also be aligned to be used in different positions.

The mill drill, or lighter tool, is often used by the hobby person due to its lower pricing and its smaller size. They are not considered as good a quality as the larger ones, but they possibly do not do the same work, or as much, and may be quite alright for small type jobs.

Another vertical mill is the CNC machine or computer numerical control which are machine centres. They are computer controlled and can do improved type cutting and precision work which can be more cost effective than the manual type operation.

For those interested in these types of tools and milling machine parts then a visit to a business which stocks and sells these machines would be a good start. A check on some of the websites, may just provide someone with a place to start looking, especially if you need it for your factory, workshop or hobby shed.

If you are in the business of making units with milling machines, then you are possibly in the market for milling machine parts. There are a number of businesses and companies which sell parts to fit these machines, and as there are a few different makes, models and sizes, then this might make it a little harder to find the parts which are needed.

Milling Machine Parts Photo by Alpha Geek via Flickr

These parts can range from a large number of different cutting tools, spindles, tool holders, precision lock nuts, mold and dies, rotary tables, grinding wheels and many others. The machines they fit can be machining centres like the computer numerical control, or known by its other name CNC. This comes in a number of different models from the Swiss lathe, the turning centres, horizontal and vertical types, boring mills, EDMs or electric discharge machines, grinding units, measuring machines or CMMs.

For those in the fabrication business there are parts to suit the CNC lasers, those for units which do shears and press brakes, turret punches, ones that do flame and plasma cutting, water jets and other miscellaneous items such as presses, folding machines, saws, tube benders and other things.

Then there are parts for people who have the manual machines such as the vertical boring mill and the horizontal milling machine. There are also pieces for engine lathes and manual grinders. Parts for these machines cover a wide array of industries from the aerospace and robotics, to the automotive industry, factory manual and automation, and machine tool industries.

The parts for these machines are use in a precision industry, and any part which has to be replaced must be well made and able to be fitted so that the unit it is used on can continue to do this type of work without making errors.

Cutting tools have to be of good quality and able to withstand very high temperatures at times, even though cooling fluids are used. These can be made from carbide, diamond and ceramic and there is also high speed steel. Some are coated with certain products to make them last longer, stay sharp and handle the high temperatures which milling produces. For those machines which are used to cut thermoset plastics, there are parts available for these as well.

The hobbyist has not been forgotten, as this machine would be much smaller than the large factory or other industry types. Businesses which stock pieces that have to be replaced can usually be found under the small engineering and milling websites. Or if you want to try your local engineering part specialist, they may be able to help with your needs, as they can usually get in touch with, or have contacts that know where to find these parts.

For the larger manufacturer or industry there are websites to help you find the parts you may be looking for or need at sometime. There are quite a few businesses and companies who sell these products, and if they do not have the piece you need they will also possibly have contacts which can find what you are looking for.