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Re: Breaking carbide inserts parting off?
I have the el cheapo Bauer one and yes it works well but the idea on the lathe is for a nice clean square cut and to be able to easily make thick washers, etc.
By Nick Andrews · #107573 ·
Re: Breaking carbide inserts parting off?
Make sure your tool is exactly perpendicular to the part/perfectly parallel to the cross-slide travel. I have been at an angle but "the cross slide was pushing the tool perpendicular to the part" and
By engmaxx · #107572 ·
Re: Breaking carbide inserts parting off?
my first lathe was a 9 inch logan ... needed a crutch approach to do cut-offs. now I have a 13 inch Southbend ... seldom have trouble with cutoffs. Stiffness is the key ... also so far my best
By ken campbell · #107571 ·
Re: Breaking carbide inserts parting off?
??? ??? I've seen some of those parting tool supports that folks make on youtube in the past . Folks seem to like them ,? but then again its the guy that made it that says its bitchin . These
By mike allen · #107570 ·
Re: Breaking carbide inserts parting off?
I got one of these, Nick: https://www.homedepot.com/p/Milwaukee-11-Amp-Deep-Cut-AC-DC-Band-Saw-with-Case-6238-21/203261045 Works great! You can use it at the bench vise and just about anywhere you
By Andrei · #107569 ·
Breaking carbide inserts parting off?
Now I know that for some folks parting off in the lathe is routine, but for some of us it's a real PITA. Or can be. I've tried using a nice HSS blade in a holder with lots of oil and freshly-ground
By Nick Andrews · #107568 ·
Re: Home Shop Machinist Magazines
Hi, I'm the buyer and yeah, that link is part of the reason I spent a day driving to/from western NY. I'll have some duplicates -- I've been a subscriber for the past ~10 years -- and will batch
By j eric townsend · #107567 ·
Re: Home Shop Machinist Magazines
Good for you, but sorry for me! ;) Hopefully the new owner will get lots of use out of it! Bill in OKC William R. Meyers, MSgt, USAF(Ret.) Aphorisms to live by:Good judgement comes from experience.
By Bill in OKC too · #107566 ·
Re: Home Shop Machinist Magazines
??? ??? I ave been looking for a semi recent back issue , I bought it when it first came out but can not find it in any of my magazine stacks . A guy wrote a article about a speeds & feeds setup
By mike allen · #107565 ·
Re: Home Shop Machinist Magazines
Jim, Thanks for the update. I'm glad they found a good home. I hauled a big collection of my Dad's HSM 500 miles to my home, and you're right, that's a lot of weight and shipping wouldn't have made
By John Burt · #107564 ·
Re: Home Shop Machinist Magazines
I know I'm a little late in posting this (I'm out of practice), but just a quick msg. to let everyone know my HSM magazine collection sold. Thanks everyone for the experience. -js
By Jim Stack · #107563 ·
Re: Slot-milling worked out on my 10k
??? ??? Damn my bad , that was for the V-belt model . sorry bout that . ??? ??? animal
By mike allen · #107562 ·
Re: Slot-milling worked out on my 10k
While rebuilding the head of my Bridgeport Series I variable speed, I wondered about the accuracy of the dial, so I bought a Jeff-special chinese digital optical tach from Amazon. You apply a piece
By Nick Andrews · #107561 ·
Re: Slot-milling worked out on my 10k
Huh, my lathe only has three steps in the flat-belt step pulley. My tach is giving numbers that "feel" right, given how fast things seem to be moving: 509, 300, 175 direct drive 95, 84, 33 back
By Rogan Creswick · #107560 ·
Re: Slot-milling worked out on my 10k
faces. Did you consider that and what it rubs against when selecting the material? I opted for something with slightly higher wear resistance than the paper-mache original :D Seriously, though: I
By Rogan Creswick · #107559 ·
Re: Slot-milling worked out on my 10k
??? ??? Thanks , heres the google #'s in case you want to check yer tach *48, 80, 96, 137, 165 and 276 r.p.m. in backgear and 244, 415, 502, 706, 844 and 1435 r.p.m. in direct drive*. With
By mike allen · #107558 ·
Re: Slot-milling worked out on my 10k
Hi Rogan, nice bit of improvised milling, and I hope it works OK for you. It appears that this selector fork has a bearing function on the thrust faces. Did you consider that and what it rubs
By [email protected] · #107557 ·
Re: Slot-milling worked out on my 10k
I don't know the spindle speed -- I have a tach, but haven't measured & written down the speeds at each setting -- as fas as it would go with my 1725rpm motor, but there's a pulley exchange there
By Rogan Creswick · #107556 ·
Re: Slot-milling worked out on my 10k
??? ??? What speed were you using ? ??? ??? animal
By mike allen · #107555 ·
Re: Slot-milling worked out on my 10k
??? ??? ??? Yea , thanks . It's always interesting to see how folks make do with whats in hand . That came our pretty darn slick . ??? ??? animal
By mike allen · #107554 ·