Pocket NC V2 Bedienungsanleitung

V2 Troubleshooting Guide

Table of Contents

Table of Contents 1

Revision History 1

Intro 1

Common Problems 1

Machining/Performance 4

Error Codes 6

Resetting/Updating the Machine 8

Revision History

First Release: October 2017 (JD)

Introduction

Our goal at Pocket NC is to produce an excellent product at an affordable price so that people

can turn their ideas into reality. We hope that using our product is a straightforward process and

the the machine functions perfectly. But, we know that things don’t always go perfectly.

Hopefully this troubleshooting guide can help you resolve some of the problems that come up.

If your problem is not covered here, or if you need some more information, please contact us.

For instructions on how to run the machine, set-up parts for machining, measure tool offsets and

other operation instruction see our tutorials.

Section 1: Common Problems

Problem

Possible Solutions

I can’t connect to my Pocket

NC or the user interface is

not loading correctly on my

computer.

1. Check that the Pocket NC is is plugged in and is

powered on. The red LED on the E-stop button will

light up when the machine is on. The user interface is

ready to boot when the red LED starts blinking. It

takes 2 and half minutes to fully boot the Pocket NC.

2. The computer must be connected to the mini-USB port

on the mill not the standard USB port.

3. The mini USB may not be fully plugged into the

machine. The pocket is deep so the plastic around the

plug may have to be trimmed to fit.

4. The machine may not be fully booted. Wait 1 minute

after turning on the machine before trying to connect.

5. The user interface may not load properly in every

browser. Try using Chrome, Firefox, or Safari

6. Try rebooting the machine: power off the machine,

unplug all the cords, wait about a minute for the

capacitors to drain then plug it back in and restart.

7. You may need a different driver. Try downloading a

new driver from the Beagleboard website.

8. Contact the Pocket NC help desk or post of the Pocket

NC forum for help.

The Pocket NC is

unresponsive, nothing

happens when I tell the

Pocket NC to move.

1. Check that the Pocket NC is plugged in and that the

power switch is on. The Pocket NC’s electronics can

run off computer power, but the motors can’t.

2. Make sure that the Pocket NC is not in E-stop mode.

When the machine is in E-stop the red button on the

machine will blink and the buttons in the upper right

corner of the user interface will be gray/white.

            Push the E-stop button to enable the motors.

3. Check that the computer is still connected to the

Pocket NC with the USB cord.

4. Try rebooting the machine: power off the machine,

unplug all the cords, wait about a minute for the

capacitors to drain then plug it back in and restart.

5. Contact the Pocket NC help desk or post of the Pocket

NC forum for help.

One of the axes on my

Pocket NC is not working

1. Try rebooting the machine: power off the machine,

unplug all the cords, wait about a minute for the

capacitors to drain then plug it back in and restart.

2. Check the electrical connections for that axis. Look for

damage and debris.

3. Contact the Pocket NC help desk or post of the Pocket

NC forum for help.

The Pocket NC motors are

noisy when the machine is

running

Particularly at low feed rates, the stepper motors can produce

quite a bit of noise. This is due to the electrical interference in

the driver circuit.

Increasing the feed rate usually decreases the sound.

The Pocket NC is not cutting

in the location that I

expected.

1. Make sure that the origin for your toolpaths is the B

table offset/machine origin point of the Pocket NC.

This is a point in space about 0.839 inches above the

center of the B table.

2. Check if the coordinate system of your machining

setup in CAM is set up so that the positive Z axis

points at the spindle of the Pocket NC, the positive X

axis points at the A table, and the positive Y axis

points straight up from the B table.

3. Check if the toolpath origin is also the B table

offset/machine origin point and that the toolpath

coordinate system is appropriate. Remember that the

Z axis is always the Pocket NC spindle.

4. Make sure that your stock is located in the same place

on your machine as it was relative to the origin point in

your CAM program.

I can’t find/load my G-code

file

1. Check if the selection set for the file type includes your

file extension (file type) for example you can’t find

machining files with a .nc extension if the selection set

is looking for only .ngc files

2. The file must be a text file that the Pocket NC is

capable of reading. Generally these will have a

extension like .ngc, .nc, or .cnc but any machinable file

should work.

Section 2: Machining/Performance Issues

Problem

Explanation

Possible Solution/Things to Try

My tool chatters during

the cut.

Vibration causes the cutter

to not cut smoothly. This

vibration is due to the

natural frequency of the

tool/spindle.

1. The feed and speed, and/or

step-down and step-over

need to be adjusted. See

the feeds and speeds

tutorial for more

information.

2. Turn the spindle speed up.

3. Adjust the feedrate, usually

moving slower will be

smoother, but this is not

always the case

4. Increase the step-down,

taking a deeper cut into the

material

5. Increase or decrease the

step-over, the width of the

cut. Typically the ideal

step-over is about 60% of

tool diameter.

Spindle sounds like it is

slowing down during the

cut.

The spindle power is

insufficient for the amount of

material being removed.

1. Decrease the feed rate in

5% steps until the spindle

stops bogging down

2. Decrease the step-down

and step over in your

toolpaths.

3. Switch to a tool with more

cutting flutes.

The Pocket NC is not

cutting in the location

that I expected.

1. Make sure that the origin

for your toolpaths is the B

table offset/machine origin

point of the Pocket NC.

This is a point in space

about 0.839 inches above

the center of B table.

The stock may not be

located in the same position

relative to the origin point

that it was in the CAM

software used to create the

toolpaths

2. Check if the coordinate

system of your machining

setup in CAM is set up so

that the positive Z axis

points at the spindle of the

Pocket NC, the positive X

axis points at the A table,

and the positive Y axis

points straight up from the

B table.

3. Check if the toolpath origin

is also the B table

offset/machine origin point

and that the toolpath

coordinate system is

appropriate. Remember

that the Z axis is always the

Pocket NC spindle.

4. Make sure that your stock

is located in the same place

on your machine as it was

relative to the origin point in

your CAM program.

The drive/lead screws

squeak.

The end of the lead screw is

touching the frame of the

machine when it turns.

1. Make sure that the screw

and the hole are free of

debris.

2. If the noise it minor is is

best to let it wear into

position. The noise should

decrease with time

- Use a very small amount of

general purpose synthetic

grease to lubricate the tip of

the screw.

- Do not grease the whole

screw.

- Do not put grease where it

will contact the

anti-backlash nuts.

- Grease will collect debris

and may cause increased

wear on your machine.

Section 3: Error Codes

Error Code/Message

Explanation

Possible Solutions

Near Line XX Linear Move

Exceeds Joint X’s

Positive/Negative Limit

This error means that the

toolpath/G code is telling the

machine to go past one its

travel limits

Joint 0 = X axis

Joint 1 = Y axis

Joint 2 = Z axis

Joint 3 = A axis

Joint 4 = B axis

This error is often caused by

a tool length offset being set

incorrectly or by a part that is

outside the Pocket NC’s

work envelope.

The move that is causing the

error is located on or near

the line of the program

indicated

1. If the error is on joint 2 (Z

axis), check if your tool

length offset is set

correctly. See the “Tool

Length Offset” tutorial for

more information.

2. If the error is for

exceeding the negative

limit of joint 2 and the tool

length offset is correct,

increase the tool stickout

or switch to a longer tool

holder.

3. If the error is for

exceeding the positive

limit of joint 2 and the tool

length offset is correct,

decrease the tool stickout

or switch to a shorter tool

holder.

4. Check if your toolpath is

asking the machine to

exceed its limits of travel.

Open your code in a text

editing program and use

the search bar (CTRL +

F) to search for any

values that are greater

than the limits of travel for

the Pocket NC mill.

a. The X limits are

-2.00 to 2.55

inches

b. The Y limits are

-2.4 to 2.6 inches

c. The Z limits are

-3.45 to 0.10

inches*

d. The A limits are

-25 to 135

degrees

e. The B limits are

-9999 to 9999

degrees

*you have to add the tool

length offset to the Z axis

value

5. Adjust the location of the

part/stock so that it is

within the Pocket NC’s

work envelope

6. Decrease the retract

height on the toolpaths if

the part is close to the

limits of the Pocket NC’s

travel.

7. Oversized parts may be

able to be fixtured and

cut one side at a time

instead of all in one

program.

14 Unexpected Real Time

Delay on RT Thread 1

This error means that there

has been a delay in the

Beaglebones processor.

1. This error can be caused

by a temporarily dropped

connection between the

computer and the Pocket

NC mill or by a program

that is so large and

complicated that the

Beaglebone’s processor

cannot keep up.

2. Check that the

connection between the

computer and the

machine is good.

3. Try slowing down the

feed rate or reducing the

file size of the G code file

by breaking it into more

than 1 operation or by

loosening the tolerances

in the toolpath and

reposting it.

Section 4: Resetting/Updating the Machine

This section will have instructions on how to update the machine when that capability is

available.

This update process will require an internet connection through the ethernet port on the Pocket

NC.

Andere Pocket NC Steuerungssystem Handbücher

Pocket NC

Pocket NC V2-50DA Bedienungsanleitung

Beliebte Steuerungssystem Handbücher anderer Marken

Pentair Pool Products

Pentair Pool Products Compool Bedienungsanleitung

ComfortNET

ComfortNET CTK04 Bedienungsanleitung

Fireye

Fireye InSight II 95DSS3 Bedienungsanleitung

CAME

CAME G3000 Bedienungsanleitung

Idemia

Idemia MorphoAccess VP MD Bedienungsanleitung

Axis

Axis P1445-LE-3 Bedienungsanleitung

HEIDENHAIN

HEIDENHAIN TNC 150 B Bedienungsanleitung

CNC-Step

CNC-Step High-Z T-Series Bedienungsanleitung

Doosan

Doosan DVF Series Bedienungsanleitung

Honeywell

Honeywell KAP 140 Bedienungsanleitung

Honeywell

Honeywell vk41 series Bedienungsanleitung

AirBench

AirBench FPW Installationsanleitung

Cypress

Cypress HHR-3160 Bedienungsanleitung

CAME

CAME GLT40AOS Bedienungsanleitung

Zonex

Zonex GEN II -VVT Benutzerhandbuch

Altronics

Altronics K 9650 Bedienungsanleitung

micro-trak

micro-trak RoadMaster Bedienungsanleitung

micro-trak

micro-trak Calc-An-Acre II Bedienungsanleitung