View Profile: Mcgyver - The Home Shop Machinist & Machinist's Workshop Magazine's BBS

04-10-2013, 04:52 PM

Mcgyver replied to a thread McGyver is my hero in General

hey 1-800, thanks for that and you're welcome.....it was a little thing and we have to keep the daughters happy now don't we? :)

17 replies | 1869 view(s)

04-01-2013, 12:04 PM

Mcgyver replied to a thread lathe leadscrew accuracy in General

me the argumentative one? Maybe you're right. Not what I want to be. thanks

95 replies | 4825 view(s)

04-01-2013, 12:01 PM

Mcgyver replied to a thread Almost free 5c collets in General

the collets arrived, look great, and the cheques in the mail :D a big thanks to 1-800miner for going to all the trouble, its a lot of work to...

39 replies | 2461 view(s)

03-31-2013, 08:33 AM

Mcgyver replied to a thread lathe leadscrew accuracy in General

'in the homeshop' is just a qualifier that there is not a multi million dollar machine present to negate the case. it could just as well be 'in a...

95 replies | 4825 view(s)

03-30-2013, 09:31 PM

Mcgyver replied to a thread lathe leadscrew accuracy in General

I feel there is some punch line coming :) I recall an account of single pointing, manually with a graver. Maybe in one of the TBR's? anyway, a...

95 replies | 4825 view(s)

03-30-2013, 09:25 PM

Mcgyver replied to a thread lathe leadscrew accuracy in General

gawd knows I did not imagine such a kerfuffle when i mentioned it, must of forgotten where I was :D sure we all do, and you can for most...

95 replies | 4825 view(s)

03-30-2013, 09:02 PM

Mcgyver replied to a thread lathe leadscrew accuracy in General

you've missed the point. how in the home shop would machine a thread of great accuracy than your leadscrew?

95 replies | 4825 view(s)

03-30-2013, 08:57 PM

Mcgyver replied to a thread Lead shot for Mini mill column in General

I think thats great, a simple solution that gave a noticable improvement. I'd thought of sand just because its cheap and easy......lead is bought...

69 replies | 5642 view(s)

03-30-2013, 08:31 PM

Mcgyver replied to a thread lathe leadscrew accuracy in General

if you had to two plunked in front of you they very well might not be different, let alone wildly different. However the differences are 1) simply...

95 replies | 4825 view(s)

03-30-2013, 03:22 PM

Mcgyver replied to a thread Tipping dies in General

lol, no kidding, i hit the red x box pretty quickly as well

4 replies | 589 view(s)

03-30-2013, 09:27 AM

Mcgyver replied to a thread lathe leadscrew accuracy in General

everyone? You go on believing the funciton of the leadscrew and feedscrew are the same if it makes you happy. I've explained why they are not.

95 replies | 4825 view(s)

03-30-2013, 09:14 AM

Mcgyver replied to a thread lathe leadscrew accuracy in General

sorry that is incorrect. they are two different functions. There are numerous ways to cope with errors in the cross feed screw - a machinist can...

95 replies | 4825 view(s)

03-30-2013, 08:42 AM

Mcgyver replied to a thread lathe leadscrew accuracy in General

its not being nit picky, they do different things in that a leadscrew makes other screws and is generally thought as having the highest levels of...

95 replies | 4825 view(s)

03-29-2013, 10:22 PM

Mcgyver replied to a thread Lead shot for Mini mill column in General

I'm thinking there's more to it than that; the material and boundary layers matter a great deal to its vibration damping properties. For example,...

69 replies | 5642 view(s)

03-29-2013, 10:01 PM

Mcgyver replied to a thread Lead shot for Mini mill column in General

careful with the nomenclature - mixtures of epoxy and granite are also called concrete. The concrete we'd normally think of, ie cement stone and...

69 replies | 5642 view(s)

03-29-2013, 07:13 PM

Mcgyver replied to a thread lathe leadscrew accuracy in General

when you have a job like that, its best not to rely on the feedscrew. locate the hole armed with gauge blocks, indicator and tool makers...

95 replies | 4825 view(s)

03-29-2013, 06:28 PM

Mcgyver replied to a thread Lead shot for Mini mill column in General

its my understanding that its the very large surface area or boundary layer between two unlike materials, granite and epoxy, that gives it the...

69 replies | 5642 view(s)

03-29-2013, 03:47 PM

Mcgyver replied to a thread lathe leadscrew accuracy in General

\ of course, everything wears. However they often show very little if any wear; lots of lathes didn't do much single point thread cutting and...

95 replies | 4825 view(s)

03-29-2013, 02:05 PM

Mcgyver replied to a thread lathe leadscrew accuracy in General

You define .001/12" as "as accurate as we'll ever need" I agree, but you've also given the definition of the highest standard of leadscrew on the...

95 replies | 4825 view(s)

03-29-2013, 08:57 AM

Mcgyver replied to a thread Holding a large drill in tail stock??? in General

you may be right about the pilot creating less force to seat the taper, althought thats the way to do it for other reasons. In lieu of huge axial...

27 replies | 1970 view(s)

03-28-2013, 11:25 PM

Mcgyver replied to a thread Monarch model C ? in General

looks like a gear head lathe to me.....ie motor - belt - gearbox. the 10ee have the tricky drive because they want to have no gears connected to the...

20 replies | 1306 view(s)

03-28-2013, 11:21 PM

Mcgyver replied to a thread Holding a large drill in tail stock??? in General

imo if you're bending the tang, the hole needed a pilot drill or a step drill approach. Monarch put a slot with two screws on either side in the...

27 replies | 1970 view(s)

03-28-2013, 10:56 PM

Mcgyver replied to a thread lathe leadscrew accuracy in General

I've made a pile of feedscrews over the years so i want them to be accurate, haven't made a leadscrew yet only because i haven't needed one ....but...

95 replies | 4825 view(s)

03-28-2013, 04:01 PM

Mcgyver replied to a thread soft mounting large 10hp electric motor - springs? in General

when you're doing dynamic balancing, you can do it soft or hard bearing. Soft bearing greatly increases the motion for a given speed; even if you...

16 replies | 962 view(s)

03-28-2013, 03:04 PM

Mcgyver replied to a thread soft mounting large 10hp electric motor - springs? in General

springs have no energy absorption capability? so you don't think mounting the motor on springs will do anything? I thought this is a fairly common...

16 replies | 962 view(s)

03-28-2013, 02:10 PM

Mcgyver replied to a thread what compound angle .0001 in General

5.74 degrees, eyeballed as best you can to 5 3/4's will advance the tool bit in .0001" for every 1 thou on the compound. This can work, but with...

9 replies | 801 view(s)

03-28-2013, 01:13 PM

Mcgyver replied to a thread looking for an ISO G 1/8 tap in General

good catch....would this be the one? Almost wrecked your day hoof :) ...

8 replies | 368 view(s)

03-28-2013, 12:19 PM

Mcgyver replied to a thread looking for an ISO G 1/8 tap in General

aren't these the same as British Standard Pipe Threads? msc# MSC #: 88244959 ...

8 replies | 368 view(s)

03-28-2013, 12:12 PM

Mcgyver replied to a thread Grizzly question in General

Great. thanks, now I'm hungry :) Welcome Rueben

10 replies | 852 view(s)

03-28-2013, 11:18 AM

Mcgyver replied to a thread Getting ready for new mill in General

Shawn, scraping is a technique to achieve the highest quality of the bearing surfaces - the surfaces that slide across one another as you crank the...

15 replies | 1684 view(s)

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