small project for the shop ...

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wquiles

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Jan 10, 2005
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Those pictures you guys like to much look OK in part due to good lighting, typically from two lamps, one on each side. About a week ago the weak plastic base of one of them (of course, the cheaper one!) broke off:
DSCF9692.JPG



I decided to make something a "little" bit stronger by using a small rectangular piece of 6061. It was also an excuse to try out the higher HP motor on my VFD conversion. I started taking a 0.5" wide cut, and taking 0.030" and larger chunks to see how well it worked. Here I am cutting with a two-insert 1" dia cutter:
DSCF9871.JPG



You can see the progressively larger cuts on the first side (top to bottom, all of them at 0.5"):
DSCF9872.JPG



but on the other side I got more aggressive and cut the 1" inch cut on 3 passes: 0.3", 0.3", and 0.4" (again, all of them at 0.5"):
DSCF9873.JPG



I then finished cleaning up the edges a little (no effort was made to make the part look pretty):
DSCF9874.JPG



then drill all 5 holes:
DSCF9875.JPG


DSCF9876.JPG



The finished piece next to the broken one:
DSCF9877.JPG


DSCF9878.JPG



and in use, with the original cheap lamp:
DSCF9879.JPG



and with the heavier, much nicer lamp:
DSCF9880.JPG



Will
 
Impressive, How well did it handle the more aggressive hogging?
(don't see any complaining)
 
Impressive, How well did it handle the more aggressive hogging?
(don't see any complaining)

No, no complaints at all. I was using my mister for lubrication and the spindle speed was about 2000 RPM. Doing the 0.3" by 0.5" cut was not bad at all, but at 0.4" by 0.5" I can tell I was starting to push it a little so I went slower, but I never stalled anything, nor it felt I was going to break/damage something. Also, since I was doing these aggressive cuts I was doing conventional milling only. I am actually very impressed that I can cut that much in one pass :twothumbs

I am very happy with the 3HP motor and the VFD conversion. To do milling at 2000 RPM and then follow with drilling at 350-400 RPM without having to change belts is outstanding!

Will
 
:) Ain't it nice!


I had the same experience the first time I tried hogging on the mill. It was mind boggling when compared to my experience with smaller machines.

Good looking mount, BTW.

Daniel
 

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