how to make my bridgeport grinding machine cnc for z axis

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Bridgeport knee mill CNC retrofit kits

Machines such as the Bridgeport Boss, V2XT and DX32 series and others like Sharnoa, Wells Index, Shizouka, YCI YCM-40 and others are made for CNC knee mills and can often be had for less than the cost of a good manual knee mill. The advantage of a manual to CNC converstion is in retaining the manual control of the machine tool. Axis Motor …

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CNC Machining | z axis backlash on bridgeport | Practical Machinist

Most Bridgeport Z axis ballscrew conversions such as the Elrod (shown in the Centroid link), Southwestern Industries etc have the ballscew hanging way out the front of the machine, to clear the original feed stop mechanism. This isn't ideal. However, you can actually fit a 16mm ballscrew where the threaded feed stop bar was originally fitted.

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When to Use a CNC Mill vs. a Bridgeport Mill

Their larger model, the Supra 10 x 54, has a 10″ x 54″ table size along with 35.5″ longitudinal travel (X-axis) and 15.5″ on the Y-axis. Like the smaller model, the Z-axis is quill-driven. The Supra CNC Milling Machines help you move your manufacturing business up to the next level while allowing you to keep your trade secrets to yourself.

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5 Axis CNC Machine Buyer's Guide

Y-Axis: Moves up and down (vertical). Z-Axis: Moves in and out, like drilling into a material. Advanced CNC machines, like those with five axes or six axes, have more movements: A-Axis: Rotates around the X-axis. B-Axis: Rotates around the Y-axis. C-Axis: Sometimes, there's a C-axis for rotation around the Z-axis.

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Bridgeport Mill Knee (Z-Axis) Crank Adapter

If your time is worth anything, then it probably is an OK deal. If you got nothing but time, then it probably makes sense to "roll your own". I recall trying to figure out how to machine those "truncated pie-shaped" teeth, and then I realized, you probably don't need but 1/2 of them (if that) and they really didn't need to match exactly.

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Converting A Mill To CNC | Hackaday

That pesky time thing. I have about 90% of the parts needed to convert my mill, just need time to make the brackets and put it all together. Looking forward to 4 …

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CNC Machining | z axis backlash on bridgeport | Practical …

Easiest to do the quill. Much less mass to move. Here is one. https:// …

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The z-axis on my assembled machine is reversed

Question: The z-axis on my assembled machine is reversed. If your Z axis is moving in the opposite direction, go into Mach3, click on config, ports & pins, then click on the motor outputs tab. You will see the axes labeled on the left and the parameters labeled on the top of this dialog box. Toggle the dir low active for the z-axis.

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Z Axis

Holes or pockets are cut at an increasingly shallower depth over the length of a program, often a program with a large number of "drilled" holes or plunge moves with an endmill. All. Small loss of cutting height over the duration of a program with a large number of Z Axis movements. Avid CNC Mach4 profile v2.0.6 and older.

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Z Axis – Support for CNC

Once the computer program directs the CNC machine to use the work coordinate system, the Z axis will refer to the part coordinates. The Z axis has only two movements: up and down. In a work coordinate system, Z1.0 will position the Z one inch above the part. This is a safe space to send the Z axis or rather, the tool, before cutting begins.

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z axis making noise

The issue I am running into right now is that the Z axis makes a noise like a rapid clicking or grinding noise when it is going up the Z axis. If I apply some pressure and push on it this noise goes a way for the most part. When the Z is lowering it does not make any noise. I have tried loosening some of the bearings thinking this is the issue ...

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Z axis homing issue

The first time I ever turned on the machine my screen came on within it and when I homed it moved from the center to the front left to home. Now I have to manually do it every time. May as well get all my questions out there. Thirdly: my "Y" axis, I've had to adjust the max velocity down to 8 to keep the motors from "stalling"?

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Bridgeport / Hardinge Mills > Putting Z Axis CNC on Quill Vs Z table lift

Jan 2006. Posts. 16. Putting Z Axis CNC on Quill Vs Z table lift. Hi. Ive seen some places put the "Z" Axis CNC on the Quill and some put it on the Bridgeports "Z" …

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Understanding the Axes in CNC Machines: A Comprehensive …

The 3-axis CNC machine configuration is primarily found in CNC milling machines. In these machines, the workpiece is held in place by a vise. The vise, in turn, is fixed to a moving table. Designed to move, the table travels along the X and Y axes, while the drilling or milling tool travels along the Z axis.

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Need Help! How to reverse Z and X axis in Mach3

It probably helps if your cursor jogging keys make the table move in the direction of the arrow, at least for X and Y. Pgup and Pgdn for Z up and down. If the keys don't suit your needs, just change them, and use arrows to make sense. It can be confusing if the left key moves the table to the right.

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CNC Milling Machine Axis Explained [Complete …

CNC Milling Machine Ways provide a low friction precision sliding surface. Their job is to guide the motion so it is properly aligned to the axis and keep things moving freely and precisely. Box Ways / …

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4 Axis CNC Machining: The Definitive Guide

The first 3 Axes are the familiar X, Y, and Z. The A and B axes are potential 4th Axes. If the machine has both, it is a 5 Axis CNC Machine. In other words, you can choose to install your 4th Axis as Axis A or Axis B. The convention is that A has an axis that spins about the machine's X axis and B spins about the machine's Y axis.

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CNC Grinding Machine Buyers Guide: Types, …

A lot! Studer and Okuma, two respected names in CNC grinding, sell new cylindrical grinders for $300,000 up to the one to two million dollar range. Even a 20-year-old Cincinnati centerless grinder is …

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Building a CNC Router Step 4: The Z-axis assembly

So far we have looked at the first three steps in building a CNC router. Step 1: Key Design Decisions Step 2: The Base and X-axis Frame. Step 3: The Y-axis Gantry Assembly. Now let s look at the 4th step, The Z-axis …

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Converting a Bridgeport to CNC

Converting a Bridgeport to CNC. April, 2005--August 2006. I designed and built my own Bridgeport milling machine CNC controls (X, Y, and Z axes). The design was based on various elements I learned about from the similar projects others have attempted, with a few of my own improvisations and innovations. Until I can get my photos and detailed ...

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What Is Backlash In CNC Machining and How To Avoid It?

Or so is the story of backlash in CNC machining or machining in general. Backlash is the space between adjoining gear teeth. This space exists to allow the gear mesh without jamming. And to allow lubrication. So, the backlash is the solution to keep the machines from jamming. The more the amount of backlash, the less likely the machine …

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C-beam CNC Upgrading the Z-axis : 4 Steps

Measure your z-axis c-beam and cut the v-rail with an abrasive wheel.The "v" part is hardened, but not the rest so drilling holes for your screws was fairly easy. The difficult part was cutting the 40mm x 40mm x 2mm stainless square tube in half in order to make the channel. Ooftah!

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ProtoTRAK CNC Knee Mill Retrofits for Manual Machines

The standard kit includes: ProtoTRAK Display Assembly. Integrated E-stop. Computer module. Display mounting arm and hardware. Quill scale and bracket (2-axis kits) Quill-drive ball screw, motor assembly and mounting plate (3-axis kits) Ball screws to replace the table and saddle lead screws. Nut retaining yoke (if required by the machine type)

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3 Axis, 4 Axis & 5 Axis CNC Milling: Best Router?

In this guide, I'll explain all the differences between 3, 4, and 5 axis CNC machines so you can easily find the right CNC router for you. In a nutshell: 3 axis: Most cost-effective for hobbyists. Good for 2D/2.5D parts. 4 axis: More flexible. Can drill on sides/cylindrical surfaces.

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CNC Machining | Bridgeport Interact 1 Series 2 Z Axis …

I'm looking through the maintenance manual and am I right in assuming that the Z encoder is part of the feed motor (says Feed Motor MT30R4-58 incl encoder in the manual and points to the motor that sticks out of the top of the mill which is the highest point on the machine).

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Floor Model Knee Mill Conversion Kit | MicroKinetics

Bridgeport XY Kit. The Bridgeport XY CNC retrofit kit includes the mechanical components needed to convert the X and Y axes of your manual …

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Ball screw kits for Bridgeport milling machines

Ball Screw Life Expectancy. Every Bridgeport mill rebuild has the option to upgrade to a Precision Ball Screw kit, but only 1 in 6 will purchase the upgrade, according to Bridgeport Machine Rebuilders. The initial cost will typically scare off a Purchasing Agent, Maintenance Manager, or Machine Shop Supervisor.

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Question on Z-axis retrofitting

Some Series II Bridgeports have their Z axis on the knee. While the 15" travel is nice, it's a LOT of weight to move around. The air piston counterbalance helps, …

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CNC Machining | How do I set the axis parameters in Bridgeport …

I found out the machines backlash and set the axis parameters to the correct numbers and it started cutting great. I have since replaced the motherboard and need to set the parameters again. I cant get a response from the company that I used before to give me the steps to get to the parametter settings.

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[How-To] Mounting a Z axis DRO on a Bridgeport (Clone) …

Some of the older First machines are grey. There are also CNC versions of the mill. I have the same dual VFD setup you mention and use the variable drive on the head, rarely the VFD for spindle speed. I installed a 5 position momentary switch to control the head Z axis, giving 2 travel speeds. I also have that lower Z hand wheel, but never ...

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z axis making noise

z axis making noise. Mostly Printed CNC - MPCNC Troubleshooting. cripto101 (James) May 12, 2019, 5:49pm 1. Hello everyone! I just got most of my parts …

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Z Axis CNC Quill Kit

Designed to fit Bridgeport 2J style head an most 2J clones including 3V,4Vand 5V type heads. Quick disconnect for "real feel" manual quill use. 3/4" Precision Ground Ball …

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Need Help! Z Axis Gib Adjustment on Vertical CNC

Z Axis Gib Adjustment on Vertical CNC. I'm trying to figure out how to tighten/adjust the Z Axis Gibs on my vertical CNC Milling machine. I have a decent understanding of how Gib adjustment systems work on other machines, but this one is throwing me for a loop. It has 2 slides. Each slide has an upper and lower Gib making 4 Gibs in total for ...

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My Machine Won't Home – BobsCNC

Every time you turn your CNC you will home the machine. First, the Z axis will travel upward, bump the Z Home Switch descend 5 mm and then slowly rise to trigger the home switch for a final time. Next, the Y Axis will travel until it triggers the Y Home Switch while simultaneously the X Axis will travel back until it triggers the X home switch.

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General | DRO Bridgeport Z axis?

when my brain slipped a cog and I killed the part. Lost count cranking the knee. I used any and all bad words I knew, may have come from my mouth, had to just sit for a while and stare at the damn part. I have a 2 axis DRO on it that works well. Anybody know of a add on for the knee without having to buy a complete new unit? …

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Bridgeport Mills

Use MILLPWRG2 as a full function DRO, an intelligentpower feed or a programmable CNC. This versatilesystem allows the operator to switch from fullautomatic mode to manual mode in just seconds.Import and run G-Code files from CAD/CAMprograms to machine full 3D contoured parts.With optional spindle control, you can automaticallycontrol your ...

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Optiosn for Z-axis on a CNC conversion of a manual …

However, there seem to be a few different ways this system is configured. Most of the commercial retrofits (Centroid, etc.) mount a ball screw on the front of the …

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Improve CNC Machine Performance With a Z-Axis …

Enhance your CNC machine's performance with a Z-axis counterbalance. Learn how at CNCCookbook and optimize your machining process.

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Optiosn for Z-axis on a CNC conversion of a manual Bridgeport machine …

I think the quill is the way to go as opposed to the knee, I plan to add a power feed to the knee or maybe even make it an axis too but will just use it to position the knee and continue doing all the machining with the quill, If you wanted to use the knee as your CNC Z-axis, you would need to add a counterbalance setup and a ballscrew to it ...