Re: [CAD_CAM_EDM_DRO] Re: Automatic boring head?

With the right cutter installed in the tool, you can also bore, face and cut
internal grooves with the same set up.Can be a real time saver.

Smoke

>---The ring is for facing the bottom of a hole. You bore in the usual
>fashion and then set a stop on the body of the boring head when the
>correct diameter has been reached. To remove the steps that have been
>created in the bottom you screw the cutter in and then with the head
>set at the bottom of the hole you just hold the ring and and the
>cutter faces until the stop is reached.
>A good guess can be very misleading for those that ask a question!
>In CAD_CAM_EDM_DRO@y..., jmelson <jmelson@a...> wrote:
>> Tim Goldstein wrote:
>>
>> > OK, I have seen this item listed in catalogs and still don't
>understand why
>> > I would want one, when it would be used, if it can work like a
>standard
>> > boring head, or how I would make it work automatically.
>>
>> These have a ring that you grab momentarily, and a ratchet pawl
>advances the
>> diameter leadscrew to cut the next boring pass or diameter of the
>facing
>> cut. This way you don't have to stop the spindle to turn the screw.
>>
>> With CNC, it is less of a big deal, as the facing can be done with
>an arc,
>> and the rough boring can be done 100 x faster with an arc, and the
>final
>> boring can be done in one pass, often without resetting the boring
>head
>> once it is set to the desired diameter.
>>
>> I have no need for it now.
>>
>> Jon
>
>
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