Latest threads in ⏣ General Metalworkingshow only best voted threads
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Installed Z axis powerfeed (pictures)
to work fine. Took some time to find out just how to do it. Since I figured out how to do it, if I was to install another such power feed, it would only take me perhaps 30 minutes.
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15 years ago
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Shafts and bearings
I came to examine another piece of garage sale acquisition: two pillow blocks are all part of a single casting which encloses two ball bearings. There is a 5/8" shaft which on either side is reduced...
33
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15 years ago
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What size hole through gear for key to turn aluminum tube?
As you might know, I'm fitting an aluminum tube (6061 .065" wall thickness) over the gear sticking out of a motor shaft. It fits perfectly IMO. So now I either glue it or key it (if "key" is the right...
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15 years ago
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Source for really small screw extractors needed
Had an assembly line down today because a vent screw (4-40 SHCS with a .035" hole drilled down it) was broken off in a test probe. My smallest 0.078" left hand twist drill couldn't get it out but my...
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15 years ago
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EBAY Fraud
I won an auction on Ebay and paid with paypal. The seller shipped the wrong item. We made several attempts to contact seller, he finally responded and said ship it back to him. I said please send a...
13
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15 years ago
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JT33
Let' say that you have a spindle with a JT33 *male* taper. It will take a chuck (duh!) What if you want to use it to hold an end mill - are there attachments that would do that (the spindle is *not *...
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15 years ago
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Drilling/tapping the ends of long stuff on a vmc or BP
Awl -- For those of us without cnc lathes, or right-angle heads, drilling/tapping long stuff axially can be a real pain -- well, at least for hack matchinists such as myself, and effing morons like...
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15 years ago
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How the hell?
Went to the doctor yesterday after a couple of weeks of intense side pain. He poked and prodded and asked me this and that. Then he said I pulled my end rib loose from the others. I thought they were...
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15 years ago
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OT: Geek Resource
If you haven't yet seen _Machine Design_ magazine, it is another terrific information resource. particularly like their 'Basics of Design Engineering' section:
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15 years ago
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OT: Info on contact grill /sandwich makers wanted
OT: Info on contact grill /sandwich makers wanted I came across an interesting infomercial on late-nite TV, that wants to sell me an electric contact grill/sandwich/omelette maker. As I live by...
7
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15 years ago
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Milling Machine vibration
Got a problem with my 9 x 42 horizontal - vertical mill (Grizzly). Actually, probably more a problem with me. Twice now the end mill has walked out of the collet and made unpleasant looking marks on...
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15 years ago
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Lathe spindle mounts
Looking at chucks from various sources they seem to be mounted on lathe spindles in a variety of ways. Most of the time I can grasp what is going on but some of the designations stumped me: What is...
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15 years ago
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Metric threading on 12x36 import lathe (Grizzly G4003) Options
Back in May I published exhaustive change-gear tables for the Enco, Harbor Freight, and Grizzly 12 x 36 lathes. I've updated the Grizzly version to include its 86/91 step gear idler option: are for...
4
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15 years ago
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Toaster update!
Don (Thanks Don!) sent a link for this model and it seems to fit my requirements. It's 40% faster and a beefy 1200 watts. But I found a better source than $46 + S&H. I'll have to download the latest...
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15 years ago
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Metalworking Equipment - eBay's Top 10
http://atu.ca/Metalworking
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15 years ago
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