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Re: Motor Cuts using Steady Rest
Too much "Feed"?
By atkinson.railroad@... · #120105 ·
Re: Motor Cuts using Steady Rest
Is it only when using a steady rest that this happens? You probably need to check the amps. [email protected]> wrote:
By Ralph Hulslander · #120104 ·
Motor Cuts using Steady Rest
The motor on my LMS 7x16 cuts out turning down 360 brass when using a steady rest with a HSS tool. The 7" 1.25" brass rod is centered in my 4-jaw cuck to 0.005" and the Steady Rest is 2.25" back from
By CBJessee-N4SRN · #120103 ·
Re: CJ0618 lead screw
The I purchased last came with metric lead screw 2.00mm I do most time both inch and metric with dies. If doing projects that needs both inside and outside threads I just 2.00, 1.00 or 0.50 mm
By davesmith1800 · #120102 ·
Re: CJ0618 lead screw
Contact LittleMachineShop and see what they say instead of relying on just the website.? They do know a thing or two.
By MikeK · #120101 ·
Re: CJ0618 lead screw
I have a handwheel not a crank so it no problem with power reverse. I have cut many threads this way. [email protected]> wrote:
By John Mattis · #120100 ·
Re: CJ0618 lead screw
The problem with cutting threads of a system different from the lead screw is that the gears can't be disengaged & re-engaged in the same position. You have to keep them engaged the whole time and
By Roy · #120099 ·
Re: CJ0618 lead screw
I still have my 20-year-old mini lathe and it is just fine the way it came. Regards, John Mattis (retired mechanical engineer) [email protected]> wrote:
By John Mattis · #120098 ·
Re: CJ0618 lead screw
Pierre, I believe both versions of the lathe use module 1 gears. And I think they are sold with same set of nylon gears. But I could be wrong about that. I have done some single point threading on
By @ThomasKeefe · #120097 ·
Re: CJ0618 lead screw
With my metric lathe I got the imperial 16 TPI leadscrew and half nuts, I don’t recall getting a spare apron so I don’t think that’s a problem. I’ve only had to cut a few imperial threads,
By Tony Smith · #120096 ·
Re: CJ0618 lead screw
Wasn't thinking about that but st a minimum I'm pretty sure you're going to have to swap the half nut actuator shaft and maybe the apron. The nuts use a different engagement to the shaft and I don't
By Ryan H · #120095 ·
Re: CJ0618 lead screw
Tony Smith, I suspect you are right about shipping. But I will keep that in mind. Thanks. Tom
By @ThomasKeefe · #120094 ·
Re: CJ0618 lead screw
Roy, I am still considering my options and may decide it's not worth switching. Tom
By @ThomasKeefe · #120093 ·
Re: CJ0618 lead screw
Grizzly has them for their 7x14 which is like the Real Bull. The part number is P0765129 and lists for $53.50. You would also need to change the half nuts. The part number is P0765075 and lists for
By paul mcclintic · #120092 ·
Re: CJ0618 lead screw
Hi Thomas, If you want to replace a metric lead screw by an imperial one, the pinion sets, as per the threading table of your lathe, will need to be modified. This is mandatory
By Pierre-Raymond Rondelle · #120091 ·
Re: CJ0618 lead screw
My Real Bull came fitted with a metric leadscrew, and for some reason had the imperial one as well. I’ve never had to use the imperial one, but shipping (I’m in Oz) would be a bit steep.
By Tony Smith · #120090 ·
Re: CJ0618 lead screw
Why are you considering replacing the lead screw? There are numerous sites that provide comprehensive threading charts for either flavor lead screw; with 3-D printing, additional change gears are
By Roy · #120089 ·
Re: CJ0618 lead screw
The CJ0618 is a Real bull lathe. If I remember right (don't quote me 100%) the Grizzly 7X mini is also. Take a look there. It's easy enough to tell a Sieg from a RB by the cross slide. The RB has the
By Ryan H · #120088 ·
CJ0618 lead screw
When I purchased my mini lathe (about 5yrs ago) it was advertised as having a 16tpi lead screw. I recently decided to check and noticed that is not the case. It is actually the 1.5mm pitch leadscrew
By @ThomasKeefe · #120087 ·
Re: Pencil Sharpener
Roy Yes, it should be possible , on the paper. However, I have used my 7x16 in many years to make a Sterling machine, no one will start. This Jupiter pencil sharpener was very popular for many, many
By Johannes · #120086 ·