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    Sherline Linux (Ubuntu) Version 5.0 with EMC2, updated 09/14/12 Operating Instructions for the Sherline Vertical Milling Machine CNC System P/N 8540/8541, 8020/8021, 8600/8601, 8620/8621 PRECAUTIONS 1. Do not connect or disconnect stepper motors when the driver box is powered up. Always turn off...

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    SHERLINE PRODUCTS INC · 3235 Executive Ridge · Vista · CA 92081-8527 Tel: (760) 727-5857 or (800) 541-0735 · Fax: (760) 727-7857 E-mail: sherline@sherline.com · Website: www.sherline.com 2NOTE: Effective January 2009, Sherline computers no longer come with a floppy drive. A USB flash drive ...

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    SHERLINE PRODUCTS INC · 3235 Executive Ridge · Vista · CA 92081-8527 Tel: (760) 727-5857 or (800) 541-0735 · Fax: (760) 727-7857 E-mail: sherline@sherline.com · Website: www.sherline.com 3Safety Rules for Power Tools 1. Know your power tool—Read the owner’s manual carefully. Learn its a...

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    SHERLINE PRODUCTS INC · 3235 Executive Ridge · Vista · CA 92081-8527 Tel: (760) 727-5857 or (800) 541-0735 · Fax: (760) 727-7857 E-mail: sherline@sherline.com · Website: www.sherline.com 419. Check that all holding, locking and driving devices are tightened—At the same time, be careful no...

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    SHERLINE PRODUCTS INC · 3235 Executive Ridge · Vista · CA 92081-8527 Tel: (760) 727-5857 or (800) 541-0735 · Fax: (760) 727-7857 E-mail: sherline@sherline.com · Website: www.sherline.com 5automatically adapts to supply the correct DC voltage to the motor. As long as you have a properly wire...

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    SHERLINE PRODUCTS INC · 3235 Executive Ridge · Vista · CA 92081-8527 Tel: (760) 727-5857 or (800) 541-0735 · Fax: (760) 727-7857 E-mail: sherline@sherline.com · Website: www.sherline.com 6operation. For more on lubrication see page 5 of the Sherline Miniature Machine Tools Assembly and Inst...

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    SHERLINE PRODUCTS INC · 3235 Executive Ridge · Vista · CA 92081-8527 Tel: (760) 727-5857 or (800) 541-0735 · Fax: (760) 727-7857 E-mail: sherline@sherline.com · Website: www.sherline.com 7number or e-mail address inside the box so we can contact you if questions arise. Repairs are normally ...

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    SHERLINE PRODUCTS INC · 3235 Executive Ridge · Vista · CA 92081-8527 Tel: (760) 727-5857 or (800) 541-0735 · Fax: (760) 727-7857 E-mail: sherline@sherline.com · Website: www.sherline.com 8telephone company. I believe there were 120 individual circuit boards and thousands of individual trans...

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    SHERLINE PRODUCTS INC · 3235 Executive Ridge · Vista · CA 92081-8527 Tel: (760) 727-5857 or (800) 541-0735 · Fax: (760) 727-7857 E-mail: sherline@sherline.com · Website: www.sherline.com 9they hesitated as the next block of information was read. Stepper motors were used for a short period t...

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    SHERLINE PRODUCTS INC · 3235 Executive Ridge · Vista · CA 92081-8527 Tel: (760) 727-5857 or (800) 541-0735 · Fax: (760) 727-7857 E-mail: sherline@sherline.com · Website: www.sherline.com 10he would be taking 0.300" cuts on cold rolled steel at a cutting speed around 400 to 600 fpm (200...

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    SHERLINE PRODUCTS INC · 3235 Executive Ridge · Vista · CA 92081-8527 Tel: (760) 727-5857 or (800) 541-0735 · Fax: (760) 727-7857 E-mail: sherline@sherline.com · Website: www.sherline.com 11This CNC class is open to those willing to work hard In order to make the following instructions more ...

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    SHERLINE PRODUCTS INC · 3235 Executive Ridge · Vista · CA 92081-8527 Tel: (760) 727-5857 or (800) 541-0735 · Fax: (760) 727-7857 E-mail: sherline@sherline.com · Website: www.sherline.com 12him who there could answer a technical question of this type. He answered, “Nobody.” I said, “Wi...

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    SHERLINE PRODUCTS INC · 3235 Executive Ridge · Vista · CA 92081-8527 Tel: (760) 727-5857 or (800) 541-0735 · Fax: (760) 727-7857 E-mail: sherline@sherline.com · Website: www.sherline.com 13the program advances. In case you didn’t realize it, I’m also instructing all you hobbyist out the...

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    SHERLINE PRODUCTS INC · 3235 Executive Ridge · Vista · CA 92081-8527 Tel: (760) 727-5857 or (800) 541-0735 · Fax: (760) 727-7857 E-mail: sherline@sherline.com · Website: www.sherline.com 14people before us, donating their time, started developing a programming interface that allowed both bu...

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    SHERLINE PRODUCTS INC · 3235 Executive Ridge · Vista · CA 92081-8527 Tel: (760) 727-5857 or (800) 541-0735 · Fax: (760) 727-7857 E-mail: sherline@sherline.com · Website: www.sherline.com 15NOTE: I have written a book called Tabletop Machining that is an introduction to metalworking at the s...

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    SHERLINE PRODUCTS INC · 3235 Executive Ridge · Vista · CA 92081-8527 Tel: (760) 727-5857 or (800) 541-0735 · Fax: (760) 727-7857 E-mail: sherline@sherline.com · Website: www.sherline.com 16Cutter compensation—what makes CNC work in a machining environment I could have sneaked out the back...

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    SHERLINE PRODUCTS INC · 3235 Executive Ridge · Vista · CA 92081-8527 Tel: (760) 727-5857 or (800) 541-0735 · Fax: (760) 727-7857 E-mail: sherline@sherline.com · Website: www.sherline.com 17doing. From what I understand there are several excellent programs available at very reasonable cost, ...

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    SHERLINE PRODUCTS INC · 3235 Executive Ridge · Vista · CA 92081-8527 Tel: (760) 727-5857 or (800) 541-0735 · Fax: (760) 727-7857 E-mail: sherline@sherline.com · Website: www.sherline.com 18Part 1 Operating Instructions Instructions: Mill vs. Lathe These instructions were written primarily f...

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    System components: FIGURE 1.1 1) 1-5/8" manual handwheel 2) Z-axis stepper motor 3) Stepper motor mount 4) Sherline vertical mill with standard accessories (Model 2000 mill shown) 5) Backup Linux/EMC2 inst...

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    FIGURE 1.2 Connections on back of your computer: 1) Keyboard connection (purple) 2) Mouse connection (green) 3) AC power connection 4) Parallel printer port connection (from driver box) 5) Internet cable connection 6) Video (monitor) connection (blue) 7) On/Off switch for CNC driver ...

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    SHERLINE PRODUCTS INC · 3235 Executive Ridge · Vista · CA 92081-8527 Tel: (760) 727-5857 or (800) 541-0735 · Fax: (760) 727-7857 E-mail: sherline@sherline.com · Website: www.sherline.com 21on how to locate and properly change the setting on this switch can be found at actionURI(http://www.s...

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    SHERLINE PRODUCTS INC · 3235 Executive Ridge · Vista · CA 92081-8527 Tel: (760) 727-5857 or (800) 541-0735 · Fax: (760) 727-7857 E-mail: sherline@sherline.com · Website: www.sherline.com 22and select “Eject.” We suggest you print out the shorter “Print” version of the instructions t...

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    SHERLINE PRODUCTS INC · 3235 Executive Ridge · Vista · CA 92081-8527 Tel: (760) 727-5857 or (800) 541-0735 · Fax: (760) 727-7857 E-mail: sherline@sherline.com · Website: www.sherline.com 23“Applications.” In the dropdown menu that appears, navigate to CNC>EMC2. In the menu tree that ...

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    FIGURE 1.3—Files are dragged and dropped in Linux the same as they are in Windows or Mac operating systems. Above is a typical desktop with both the “G-Code” folder window and the USB flash drive window open. The various EMC2 icons and G-Code folder can be seen to the left on the desktop. ...

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    SHERLINE PRODUCTS INC · 3235 Executive Ridge · Vista · CA 92081-8527 Tel: (760) 727-5857 or (800) 541-0735 · Fax: (760) 727-7857 E-mail: sherline@sherline.com · Website: www.sherline.com 25What’s in the “G-Code” folder? When you open the folder called “G-Code” there are already se...

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    SHERLINE PRODUCTS INC · 3235 Executive Ridge · Vista · CA 92081-8527 Tel: (760) 727-5857 or (800) 541-0735 · Fax: (760) 727-7857 E-mail: sherline@sherline.com · Website: www.sherline.com 26isd.ngc—As well as nist.ngc and nist2.ngc are variations of a router program that cuts a NIST (Natio...

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    SHERLINE PRODUCTS INC · 3235 Executive Ridge · Vista · CA 92081-8527 Tel: (760) 727-5857 or (800) 541-0735 · Fax: (760) 727-7857 E-mail: sherline@sherline.com · Website: www.sherline.com 27Familiarizing yourself with the control panel The Sherline Graphical Interface ...

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    FIGURE 1.4—The control panel screen The screen is laid out in sections. The first row is the menu bar across the top. Here you can configure the screen to display additional information. The small buttons that are located left center of the command indicate that they control the large blank se...

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    Directly below the pop-in area on the right side of the screen is the area that is controlled by the chosen mode. In [MANUAL] mode it’s configured so that you manually control the slide movements. You’ll have your choice of “jog” or “incremental” moves using the same big buttons. In [...

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    SHERLINE PRODUCTS INC · 3235 Executive Ridge · Vista · CA 92081-8527 Tel: (760) 727-5857 or (800) 541-0735 · Fax: (760) 727-7857 E-mail: sherline@sherline.com · Website: www.sherline.com 30in Backplot mode, keep these values in mind, as they will determine how the program is drawn on the sc...

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    SHERLINE PRODUCTS INC · 3235 Executive Ridge · Vista · CA 92081-8527 Tel: (760) 727-5857 or (800) 541-0735 · Fax: (760) 727-7857 E-mail: sherline@sherline.com · Website: www.sherline.com 31change axis focus by clicking on any other axis display. You can also change axis focus in manual mode...

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    SHERLINE PRODUCTS INC · 3235 Executive Ridge · Vista · CA 92081-8527 Tel: (760) 727-5857 or (800) 541-0735 · Fax: (760) 727-7857 E-mail: sherline@sherline.com · Website: www.sherline.com 32are like “feedhold” if used this way. Once [Pause] is pressed and motion has stopped, [Step] will ...

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    SHERLINE PRODUCTS INC · 3235 Executive Ridge · Vista · CA 92081-8527 Tel: (760) 727-5857 or (800) 541-0735 · Fax: (760) 727-7857 E-mail: sherline@sherline.com · Website: www.sherline.com 33MDI MDI mode allows you to enter single blocks and have the interpreter execute them as if they were p...

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    SHERLINE PRODUCTS INC · 3235 Executive Ridge · Vista · CA 92081-8527 Tel: (760) 727-5857 or (800) 541-0735 · Fax: (760) 727-7857 E-mail: sherline@sherline.com · Website: www.sherline.com 34Edit>Copy commands you can then open another program and use the Edit>Paste commands from the me...

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    SHERLINE PRODUCTS INC · 3235 Executive Ridge · Vista · CA 92081-8527 Tel: (760) 727-5857 or (800) 541-0735 · Fax: (760) 727-7857 E-mail: sherline@sherline.com · Website: www.sherline.com 35optional 18" mill table (P/N 54182) with about 13.65" to 14" of X-axis travel and an op...

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    SHERLINE PRODUCTS INC · 3235 Executive Ridge · Vista · CA 92081-8527 Tel: (760) 727-5857 or (800) 541-0735 · Fax: (760) 727-7857 E-mail: sherline@sherline.com · Website: www.sherline.com 36learn CNC and it all fits on a single desktop. You can view and edit your program or view the moves th...

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    SHERLINE PRODUCTS INC · 3235 Executive Ridge · Vista · CA 92081-8527 Tel: (760) 727-5857 or (800) 541-0735 · Fax: (760) 727-7857 E-mail: sherline@sherline.com · Website: www.sherline.com 37E) Next, highlight (with the mouse button held down drag the cursor across the entire area you wish to...

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    FIGURE 2.2—Mill axis directions in relation to the operator. Directions of axis movement on a mill Before we go on, let’s be sure we understand the directions of movement of the three axes of a milling machine. When programming g-code you will use the Cartesian coordinate system. In relation...

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    SHERLINE PRODUCTS INC · 3235 Executive Ridge · Vista · CA 92081-8527 Tel: (760) 727-5857 or (800) 541-0735 · Fax: (760) 727-7857 E-mail: sherline@sherline.com · Website: www.sherline.com 39in to the A-axis cable coming from the back of your driver box. A 4th axis can make some operations li...

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    SHERLINE PRODUCTS INC · 3235 Executive Ridge · Vista · CA 92081-8527 Tel: (760) 727-5857 or (800) 541-0735 · Fax: (760) 727-7857 E-mail: sherline@sherline.com · Website: www.sherline.com 40Your Linux computer already has a program installed that will allow you to read .pdf files by clicking...

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    SHERLINE PRODUCTS INC · 3235 Executive Ridge · Vista · CA 92081-8527 Tel: (760) 727-5857 or (800) 541-0735 · Fax: (760) 727-7857 E-mail: sherline@sherline.com · Website: www.sherline.com 41them as you use them; however, you can get a general idea of how the system works by reading them now....

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    SHERLINE PRODUCTS INC · 3235 Executive Ridge · Vista · CA 92081-8527 Tel: (760) 727-5857 or (800) 541-0735 · Fax: (760) 727-7857 E-mail: sherline@sherline.com · Website: www.sherline.com 42errors and mix them with numbers. The capital letter O and the number 0 can be difficult with some fon...

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    SHERLINE PRODUCTS INC · 3235 Executive Ridge · Vista · CA 92081-8527 Tel: (760) 727-5857 or (800) 541-0735 · Fax: (760) 727-7857 E-mail: sherline@sherline.com · Website: www.sherline.com 43D) g49–Cancels any unwanted tool length compensation that may have been left active from previous ...

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    SHERLINE PRODUCTS INC · 3235 Executive Ridge · Vista · CA 92081-8527 Tel: (760) 727-5857 or (800) 541-0735 · Fax: (760) 727-7857 E-mail: sherline@sherline.com · Website: www.sherline.com 447) % -To inform our robot that this is the end of our simple program to do a very complex thing we ent...

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    Don’t ever press the green [Start] button on a CNC machine unless you know exactly what the machine will do BEFORE you PRESS IT! Now let’s take a closer look at that minus change we made and we’ll see what happened is really obvious. By changing the “i” to a positive number the center ...

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    SHERLINE PRODUCTS INC · 3235 Executive Ridge · Vista · CA 92081-8527 Tel: (760) 727-5857 or (800) 541-0735 · Fax: (760) 727-7857 E-mail: sherline@sherline.com · Website: www.sherline.com 46I’m buying I’m a little bored with this exercise myself so let’s drop over to route g41 and see ...

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    SHERLINE PRODUCTS INC · 3235 Executive Ridge · Vista · CA 92081-8527 Tel: (760) 727-5857 or (800) 541-0735 · Fax: (760) 727-7857 E-mail: sherline@sherline.com · Website: www.sherline.com 47Write a couple of lines of code with and without the tool length compensation to test what you have ju...

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    Figure 2 If you firmly imbed this into your mind, you’ll save the many hours of wasted time that I spent learning it. Of course I knew that this is impossible, but I kept asking my computer to do it when I was entering the cutter offset mode. As soon as a g41 or g42 is entered into the program...

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    SHERLINE PRODUCTS INC · 3235 Executive Ridge · Vista · CA 92081-8527 Tel: (760) 727-5857 or (800) 541-0735 · Fax: (760) 727-7857 E-mail: sherline@sherline.com · Website: www.sherline.com 49wheels (cutter) in position to land. Come in too steep and you’ll create a deep V cut that is imposs...

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    5) x0 – We’re directly above the touchdown area and come to a halt. 6) z0 – Fortunately we’re flying the new Osprey and they can come straight down. 7) g01 z-.3 f10 –Landing speed and touchdown from a vertical plane. 8) g03 x0 y1 i0 j-.5 –We cut a quick circle just like last time and...

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    SHERLINE PRODUCTS INC · 3235 Executive Ridge · Vista · CA 92081-8527 Tel: (760) 727-5857 or (800) 541-0735 · Fax: (760) 727-7857 E-mail: sherline@sherline.com · Website: www.sherline.com 51The entire program: % (cut rectangle with cutter comp) g00 g90 g40 x1 y0 z1 z-.140 y.090 g41 d1 x.5 g...

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    The atomic circle program Figure 4 The entire program: % (atomic circle) g90 g17 g40 g00 x0 y0 z0 g03 x0 y0 i0 j1 f100 g02 x0 y0 i0 j-1 g03 x0 y0 i1 j0 g03 x0 y0 i-1 j0 g18 g03 x0 z0 i0 k1 g02 x0 z0 i0 k-1 g03 x0 z0 i1 k0 g02 x0 z0 i-1 k0 g19 g03 y0 z0 j0 k1 g03 y0 z0 j0 k-1 g02 y0 z0 j1 k0 g03 ...

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    every move made so well that you can explain to someone what the move is and why it is going to make it this or that way before going on. Our class is very understanding and we are all going to wait for you while you go back and catch up, but don’t let it happen again. The Great Race Instead of...

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    SHERLINE PRODUCTS INC · 3235 Executive Ridge · Vista · CA 92081-8527 Tel: (760) 727-5857 or (800) 541-0735 · Fax: (760) 727-7857 E-mail: sherline@sherline.com · Website: www.sherline.com 54x-4 y1 z.5 z0 x-1 y1.5 z.5 z0 y.5 g00 x-1.6 y.8 g01 y1.8 f100 (course complete) (Taxi to starting lin...

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    SHERLINE PRODUCTS INC · 3235 Executive Ridge · Vista · CA 92081-8527 Tel: (760) 727-5857 or (800) 541-0735 · Fax: (760) 727-7857 E-mail: sherline@sherline.com · Website: www.sherline.com 55x-3.862 y.961 x-1.123 y.578 y1.373 x-1.6 (race over) g40 x-3.5 z1 x-4 y1.5 g03 x-4 y.5 i0 j-.5 g01 g9...

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    x-4 y1 f30 –We’re at top speed headed for 1 (top speed) x-1.123 y.578 –We tighten up the course for the rest a race Figure 6 I cheated and used AutoCad®… y1.373 (lap 4) x-3.862 y.961 x-1.123 y.578 y1.373 (lap 5) x-3.862 y.961 x-1.123 y.578 y1.373 x-1.6 (race over) –We won g40 x-3.5 z...

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    SHERLINE PRODUCTS INC · 3235 Executive Ridge · Vista · CA 92081-8527 Tel: (760) 727-5857 or (800) 541-0735 · Fax: (760) 727-7857 E-mail: sherline@sherline.com · Website: www.sherline.com 57x-3.4 z0 x-3.6 z.05 –At least I’m still alive x-3.7 z-.01 –I think I dented their runway z0 g03...

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    Figure 7 I want you to write a complete program on your own to profile this part. To pass the test, you must use cutter comp. I have taught you all the fundamentals to write this program, and the only suggestion I will make is to test the program a segment at a time as you write it. That’s the ...

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    Basic Trigonometric Functions Also: c²=a²+b² c=√(a²+b²) a=√(c²-b²) b=√(c²-a²) Figure 8 When programmers solve for tangent points, they usually start off knowing the hypotenuse of the triangle they are working with, because it is the radius of the arc of which they are solvin...

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    Figure 9 Rectangle, arc and tangent program The first example I’m going to explain looks deceivingly simple and is typical of what you have to start with, and believe me it isn’t easy, so pay attention. I started off this drawing by putting a circle in a rectangle in no particular position o...

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    Figure 10 First, what two things do we have to solve this triangle? We have the hypotenuse because it is the radius of the arc and the 5° angle. From our tables we see that the 0.0436 was derived by multiplying the hypotenuse (0.5) times the sin 5°; and the 0.4981 was the product of 0.5 x cos 5...

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    SHERLINE PRODUCTS INC · 3235 Executive Ridge · Vista · CA 92081-8527 Tel: (760) 727-5857 or (800) 541-0735 · Fax: (760) 727-7857 E-mail: sherline@sherline.com · Website: www.sherline.com 62program in backplot. This is what we are striving for, because a real professional programmer can read...

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    The plot is about to thicken with your next problem that I called the pulley program. Figure 12 In this problem all we know is the radii of both circles and the distance between them, yet we have to arrive at the tangent points. Figure 13 Here is the real problem. The seemingly obvious way of s...

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    Figure 14 Believe me, I studied this problem for a long time before I was able to solve it. I also came up with unusually simple way to arrive at the second side of the right triangle so the problem was solvable. I don’t want to blow my own horn, but it is extremely rare that an individual lik...

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    places as shown in Fig. 15 above. This allows us to solve the remainder of the problem in Figure 16 in the same manner as we did in Fig. 15. Figure 16 Let’s write the code for this simple yet not-so-simple shape. One thing I must state again is that I’m having a terrible time with careless e...

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    x0 y1 z0 % I believe that you should be able to follow the pulley program without comments now that you have calculated the tangent points. Our next problem is linking to arcs together, and in this case the arcs are going in opposite directions. What I want you to notice in this particular progra...

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    Figure 18 Don’t just look at my answers and assume they are right. In the real world you don’t solve problems you know the answers for. I’m writing this stuff for you to teach you how to do it. I already know. Be original and change a few basic dimensions and see if you can be confident th...

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    g00 g40 x0 y0 z0% Figure 19 The rod program adds a useful new tool to our collection. The “r” letter designates “radius” when it’s used in the same block as the circle command g02 or g03. This simplifies code writing because it eliminates the need to calculate the “I” and “j” po...

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    SHERLINE PRODUCTS INC · 3235 Executive Ridge · Vista · CA 92081-8527 Tel: (760) 727-5857 or (800) 541-0735 · Fax: (760) 727-7857 E-mail: sherline@sherline.com · Website: www.sherline.com 69g03 x-2.9406 y.125 r.15 g01 x-1.6844 g03 x-1.5638 y.1858 r.15 g02 x-1 y0 r.3125 g01 y-.1 g00 g40 x-.5 ...

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    SHERLINE PRODUCTS INC · 3235 Executive Ridge · Vista · CA 92081-8527 Tel: (760) 727-5857 or (800) 541-0735 · Fax: (760) 727-7857 E-mail: sherline@sherline.com · Website: www.sherline.com 70window to the home position values or whatever values you enter. This is used when, for example, you s...

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    SHERLINE PRODUCTS INC · 3235 Executive Ridge · Vista · CA 92081-8527 Tel: (760) 727-5857 or (800) 541-0735 · Fax: (760) 727-7857 E-mail: sherline@sherline.com · Website: www.sherline.com 71command is also used as a method of entering the radius when programming movements that produce circul...

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    SHERLINE PRODUCTS INC · 3235 Executive Ridge · Vista · CA 92081-8527 Tel: (760) 727-5857 or (800) 541-0735 · Fax: (760) 727-7857 E-mail: sherline@sherline.com · Website: www.sherline.com 723. Retract the z-axis at rapid rate to clear z. The motion of a g82 canned cycle looks just like g81 w...

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    SHERLINE PRODUCTS INC · 3235 Executive Ridge · Vista · CA 92081-8527 Tel: (760) 727-5857 or (800) 541-0735 · Fax: (760) 727-7857 E-mail: sherline@sherline.com · Website: www.sherline.com 73The new command to learn is q. The g84 command G84 is intended for right-hand tapping. The Sherline CN...

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    SHERLINE PRODUCTS INC · 3235 Executive Ridge · Vista · CA 92081-8527 Tel: (760) 727-5857 or (800) 541-0735 · Fax: (760) 727-7857 E-mail: sherline@sherline.com · Website: www.sherline.com 74g89 x1 y1 z-0.50 r0.010 p0.5 f3 g00 g80 x0 y0 % For boring more than one hole, add the needed x, y pos...

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    SHERLINE PRODUCTS INC · 3235 Executive Ridge · Vista · CA 92081-8527 Tel: (760) 727-5857 or (800) 541-0735 · Fax: (760) 727-7857 E-mail: sherline@sherline.com · Website: www.sherline.com 75g00 g20 g40 g80 g90 z0.50 x0.50 y0 – Home position g91 g81 g98 x1 y0 z-0.30 r-0.45 L4 f3 – First r...

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    SHERLINE PRODUCTS INC · 3235 Executive Ridge · Vista · CA 92081-8527 Tel: (760) 727-5857 or (800) 541-0735 · Fax: (760) 727-7857 E-mail: sherline@sherline.com · Website: www.sherline.com 76N1 g90 g00 g40 g49 g80 x0 y0 z0 (Cancels all canned cycles and offsets and moves to Absolute Zero in t...

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    SHERLINE PRODUCTS INC · 3235 Executive Ridge · Vista · CA 92081-8527 Tel: (760) 727-5857 or (800) 541-0735 · Fax: (760) 727-7857 E-mail: sherline@sherline.com · Website: www.sherline.com 77The next problem is canceling this command and getting back to the standard g90 coordinate system afte...

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    SHERLINE PRODUCTS INC · 3235 Executive Ridge · Vista · CA 92081-8527 Tel: (760) 727-5857 or (800) 541-0735 · Fax: (760) 727-7857 E-mail: sherline@sherline.com · Website: www.sherline.com 78in line 7 is to over-ride the x1 in line 5 that will control the direction on the x-axis the holes are...

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    Using the optional 4th axis The Sherline driver board was designed to accommodate the fourth (A) axis; therefore, all that is needed is P/N 8730 rotary table that includes both the proper stepper motor and the stepper motor mount. The A-axis is programmed in degrees. A minus entry will rotate the...

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    SHERLINE PRODUCTS INC · 3235 Executive Ridge · Vista · CA 92081-8527 Tel: (760) 727-5857 or (800) 541-0735 · Fax: (760) 727-7857 E-mail: sherline@sherline.com · Website: www.sherline.com 80writing that I’m sure you’ll find interesting. They have a users group that can be of great help i...

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    SHERLINE PRODUCTS INC · 3235 Executive Ridge · Vista · CA 92081-8527 Tel: (760) 727-5857 or (800) 541-0735 · Fax: (760) 727-7857 E-mail: sherline@sherline.com · Website: www.sherline.com 81J K L Y-axis offset for arcs and Y offset in G87 canned cycle K Z-axis offset for arcs and Z offse...

  • Page 82

    SHERLINE PRODUCTS INC · 3235 Executive Ridge · Vista · CA 92081-8527 Tel: (760) 727-5857 or (800) 541-0735 · Fax: (760) 727-7857 E-mail: sherline@sherline.com · Website: www.sherline.com 82g20 inch system selection g21 millimeter system selection g40 cancel cutter diameter compensation ...

  • Page 83

    SHERLINE PRODUCTS INC · 3235 Executive Ridge · Vista · CA 92081-8527 Tel: (760) 727-5857 or (800) 541-0735 · Fax: (760) 727-7857 E-mail: sherline@sherline.com · Website: www.sherline.com 83Handy Tip: Milling threads without a cnc rotary table. You can mill threads using a rotary table to tu...

  • Page 84

    SHERLINE PRODUCTS INC · 3235 Executive Ridge · Vista · CA 92081-8527 Tel: (760) 727-5857 or (800) 541-0735 · Fax: (760) 727-7857 E-mail: sherline@sherline.com · Website: www.sherline.com 84The g-code program runs OK in Backplot and power to the driver board is on, but the stepper motors don...

  • Page 85

    SHERLINE PRODUCTS INC · 3235 Executive Ridge · Vista · CA 92081-8527 Tel: (760) 727-5857 or (800) 541-0735 · Fax: (760) 727-7857 E-mail: sherline@sherline.com · Website: www.sherline.com 85An error message that reads “Radius to end of arc differs from radius to start.” This means the e...

  • Page 86

    SHERLINE PRODUCTS INC · 3235 Executive Ridge · Vista · CA 92081-8527 Tel: (760) 727-5857 or (800) 541-0735 · Fax: (760) 727-7857 E-mail: sherline@sherline.com · Website: www.sherline.com 86i.e., mill_inch_mini.ini or mill_mm_mini.ini and so on. When the prompt appears, select “Display Fil...

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    SHERLINE PRODUCTS INC · 3235 Executive Ridge · Vista · CA 92081-8527 Tel: (760) 727-5857 or (800) 541-0735 · Fax: (760) 727-7857 E-mail: sherline@sherline.com · Website: www.sherline.com 87All the motors stopped at once and won’t run. What do I do now? The first thing you should do is tur...

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