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Teeth and keys

More and more gear manufacturers in recent years have purchased one or more Ecut.
Almost always the reason was to place side by side the cutters in order to be able to make larger sized keyways than those that could be made with the machines in their possession.
Even the smallest Ecut, in fact, the maximum cutting thickness is 500 mm.
But having an Ecut in the workshop changes the perspective from which to deal with processes that have always been performed in a certain way.
First of all, the execution of keyways! Obtaining them with Ecut costs less, much less than with a slotting machine. Because the precision to the cent, normal for Ecut for any thickness and width of quarry, costs much more with a stock. If you have to execute opposite seats, or more seats with variable angle, the simplicity with which they are obtained and the absolute precision make Ecut a “revolutionary” solution.
The next step is the execution of a broaching. If you do not have a broach for that profile, and the pieces to be made are few, obtaining it with Ecut proves incredibly economical. No broach to build, and immediate delivery of the pieces!
At this point we begin to discover that the tall piece with thin quarries is better suited to do with Ecut. And maybe even that pulley for toothed belts, those driving slots on large rings, those sectors of gear for a large diameter, or a particular rack ….

Location of the flash drive! We only need them for the keys, the high ones….
After not even a month, they are already making broaches, and some work that would never have been taken.

“Well! We used to make them out of stock. We have it, it doesn’t cost us anything anymore.”
But Ecut works alone. The geometry is perfect. Never that he pulls under or refuses. In the end it costs a lot, a lot less.

Not that easy, with that toothing ending in a joke. And then we didn’t have the creator, and buying him for those few pieces to make would have made the cost enormous. The customer was very happy, and we made a good profit.

These pieces were a real rotter. Almost 200 mm high, with those cables and those rounded edges it would have taken several shots. With Ecut, you only need one placement, one cut. Perfect geometry and tolerances.

Okay, just seat the thumb drive. But with Ecut’s 20 mm gears you can put 10 or 15 one on top of the other, and go, with a single placement you cut all of them. Perfect, precise, all the same. And since there is no bathtub, while it works you can place more….

Evolution or Revolution?

A new way of cutting metals.
This is how Ecut was presented a few years ago. We are often asked what the novelty is. With the attention paid to mysterious and striking technological reasons, the disappointment in hearing that Ecut is a wire erosion, is expressed in a: “Ah, well…” which implies:” … nothing new”… And often the speech ends there.
But not always.
In fact, usually the question is: “So where’s the news?”
In the cost of operation, and in the cutting capacity
Ecut’s technology is wire erosion, but the difference is that with conventional wire erosion the wire is disposable, while with Ecut the same wire is used continuously, up to a hundred hours.

This has two important implications, an economic one and a technological one.

ECONOMIC ( operating cost ) .
Not throwing the thread the cost of operation is below two euros per hour.
The operating cost, 10 to 20 times lower, is the first “revolutionary” factor and leads to two immediate considerations:
1) wire erosion machining is economically possible before a prohibitive cost.
2) are absolutely uneconomical processes that can be performed with Ecut and that are still performed with conventional wire erosion.

TECHNOLOGICAL (cutting capacity)
The wire can flow a lot faster.
Running about one hundred times faster (about 700mt/min instead of 7mt/min) has great advantages:
1) the “washing” is by gravity, and there is no need for an immersion tank. Cuttings can be made on pieces even considerably larger than the tank.
2) thanks to the great speed the wire is “washed” by itself, the cutting gap is homogeneous and there is no “barrel effect”.
3) Very high thicknesses can be cut, even over 500mm, already with the smallest machines.

These considerations have been taken into account “on the fly” by the Villasanta brothers (MB). Grown on bread and shavings in their father’s company founded over 50 years ago, as soon as they saw the machine they began to think about all the times when they could profitably use it. the times when, having it, they would have acquired that order, and… much more important, what they could have done to us in the future.

VILLA EMILIO COSTRUZIONI MECCANICHE   –  VILLASANTA (MB)
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