Quantcast
Channel: Practical Machinist - Largest Manufacturing Technology Forum on the Web - Bridgeport and Hardinge Mills and Lathes
Browsing all 3221 articles
Browse latest View live
↧

Old bridgeport need to know the value

Hi, I have a friend looking for a mill and I found one where my brother works P.T. it has not been used in years. It takes the small collets I think these are B & S type. The spindle lock is a...

View Article


GS-250 CE problem chuck pressure switch

I am wondering if there is anyone that has a good way to get the air out of the chuck pressure switch. Found behind little door on head stock end of machine. I have delt with them before and bled the...

View Article


repairing servo power feeds

Thought I would pass this info along to anyone interested. I found a service tech in Malaysia that sells an ebook with 180 pages and color photos, filled with information on checking circuit board...

View Article

Bridgeport Series 1: Metric Feed Nuts

Hi all, I'm in the process of renovating my Bridgeport Series 1, and have bought some new feed nuts to install. The old feed nuts were so worn that there was barely any thread remaining at all! I...

View Article

Fleabay Find: BP Small Angle Head

Just found this on fleabay, does anyone know what kinda BP head it would to on? WAY to small for any BP head I've heard of, maybe for a model BP (like my profile picture to the left) I'm stumped....

View Article


High Quality Tools, Inc.

Has anyone had any experience, good or bad, with Bridgeport driveline replacement parts from High Quality Tools? Not the varidrive bushings, but specifically the toothed hi-lo clutch plates. I'm going...

View Article

Used Bridgeport Mill Parts

I know someone has posted this question before but I couldn't find when It had been answered. I have purchased a J2 bridgeport that I would like to locate some used parts to replace parts that have...

View Article

What is this CNC conversion on a 2J2?

I've never seen this before... Looks like a set of big set of epicyclic gear/motor assemblies added to each axis. Certainly wins the award for the ugliest looking CNC conversion... Milling Machines 3...

View Article


Hardinge HLV. Questions

Well I'm still looking for a lathe. I've been offered an HLV by the same dude that sold me my FP1. I saw it then but he said no ways would he sell it so I didn't take much interest. He must buy and...

View Article


Image may be NSFW.
Clik here to view.

HLV-H bed plate installation

I have a new from Hardinge bed plate that I plan on installing on my 1966 hlv-h that I am restoring. The old plate was too far gone to be reground. Anyone have experience installing these plates? It...

View Article

Bridgeport Torq-Cut 30 Feed Control

Hey everyone. I don't post much because I can usually find the answers from past posts. But I have an issue I can't figure out. I have a Torq-Cut 30 with DX32 control (the last revision) and the manual...

View Article

Problem tramming my bridgeport head

Need some tips on tramming my BP vertical head. It wants to lurch during final adjustment. This happens particularly on the "Y" axis although the same thing happens but not to the extent on the "X"....

View Article

Elgin Chucker Lathe

Our Antique Machine club aquirred an Elgin Hardinge chucker lathe, ser# 59-2280. It is complete with 5C collets. The original plan was to set it up to be a working display, teaching tool. The first...

View Article


Mobile Bridgeport Repair needed

I live in Merced , Calif 95340 I am wondering if there's anybody here that would come to my shop and repair , assemble a Bridgeport mill ? Thanks in advance --

View Article

Image may be NSFW.
Clik here to view.

Screw Machine Tooling (Dovetail Skiving Or Forming) On A Hardinge Lathe

Greetings Machinists, I use a WWII era Hardinge split bed lathe (TR-59, but set up with a turret tailstock, lever cross slide, 5c collets/closer, vertical cutoff, and a make shift bar feeder extension...

View Article


Hardinge HCT threading

I have an elderly HCT, the one with a bob weight. I have refurbed the threading kit but never used it, I have got the manual and understand how to set it up. My problem is that I have to make about 300...

View Article

Image may be NSFW.
Clik here to view.

Bridgeport Mill, how did I do? for a newbie anyway???

I'm fairly new to working with metal and the whole machining field. A few months ago I picked up a small South Bend lathe and now a few weeks ago I picked up a Bridgeport Mill. I don't know a lot about...

View Article


Spindle end cap. How much clearance? How tight??????

OK, the spindle is now rebuilt and the time has come to tighten the end cap. Now the rebuild manual says screw all the way in as far as it will go and you may have to back it out a tiny bit to line up...

View Article

Image may be NSFW.
Clik here to view.

Removing worm gear drive from J Head

I need to remove the worm gear drive assembly from my J head to mount the head to a different machine. I have the set-screw removed. Is there anything else holding it in? Any tips on removing the...

View Article

Hardinge HC Parts List ?

Guys, I have a new project - a Hardinge HC. It's in working condition, but need a bit of love and attention. I was hoping to strip it down over winter, (in the southern hemisphere), and tidy and paint...

View Article
Browsing all 3221 articles
Browse latest View live


<script src="https://jsc.adskeeper.com/r/s/rssing.com.1596347.js" async> </script>