4.3Verification of 3D Crash Avoidance State .............................................................................................. 4-2
5CRASH CHECK ALARM AND RECOVERY ........................................................................................... 5-1
6USE OF TOOL SHAPE DATA TRANSFER FUNCTION .................................................................... 6-1
6.1Timing of Tool Shape Data Transfer Function ...................................................................................... 6-1
6.2Tool Length, Tool Radius Data Handled by Tool Shape Data Transfer Function ................... 6-2
6.3Tool Length (Check), Tool Radius/Diameter (Check) of Tool Shape
Data Transfer Function .................................................................................................................................. 6-2
6.4Use of Tool Shape Data Transfer Function in dummy pot .............................................................. 6-3
7Z AXIS COLLISION AVOIDANCE FUNCTION .................................................................................... 7-1
7.1Z Axis Collision Avoidance Function Setting ......................................................................................... 7-3
7.2Reference Position Z Setting according to M Code ........................................................................... 7-4
7.3Cancel of the Limitation Area of Z Axis Collision Avoidance Function ....................................... 7-5
7.4Application Example of Limitation Area of Z Axis Collision Avoidance Function ................... 7-5
7.5Motion of the Limitation Area of Z Axis Collision Avoidance Function for Workpiece Rotation
Type Machines with 4 or 5 Axes ................................................................................................................ 7-7
7.6Verification of Z Axis Collision Avoidance Function ........................................................................... 7-8
8OTHER FUNCTIONS DIFFERENT IN EACH MACHINE TYPE ...................................................... 8-1
8.1Use of 3DC Y position setting function (ONLY MCC2013VG) ........................................................ 8-1
The hazards involved in operating the machine are identified by the following means:
- In this manual, warning notices serve to indicate aspects which are relevant to safety.
- On the machine, warning signs point out aspects which are relevant to safety.
0.1Indicator words and their meaning
The indicator words use for warning notices are divided into the categories listed below, according to the
accepted degree of risk involved.
Consciously ignoring these warning notices can result in accidents, serious injuries or death.
Furthermore, serious damage may be caused to the machine and its auxiliary units. The warning notices
below must there be followed without fail!
DANGER!
Indicator word used to denote an immediately hazardous situation which, if not avoided,
will result in serious injury or death.
WARNING!
Indicator word used to denote a potentially hazardous situation which, if not avoided,
could result in serious injury or death.
CAUTION!
Indicator word used to denote a potentially hazardous situation which, if not avoided,
could result in slight to moderate injuries.
NOTICE!Indicator word used to denote a potentially hazardous situation which, if not avoided,
could result in damage to property.
REMARKIndicator word used to point out important or useful information.
MAKINO0847C-1610 (en)
0-2GENERAL SAFETY INSTRUCTIONS
0847C-1610 (en)MAKINO
INTRODUCTION1-1
1INTRODUCTION
REMARK1. Read this manual carefully before operating the machine.
2. Store this manual in a clearly marked location for easy reference.
3. All rights reserved. No part of this document may be reproduced, copied, or modified
in any form or any means without direct permission of Makino Milling Machine Co., Ltd.
The present document contains customer specific technical information concerning the “Spindle – Table
Crash Avoidance Function” (hereafter it is referred to as “3D crash avoidance function”).
This technical information describes the following:
- Function explanation
- Operational notes
- Switching ON/OFF the 3D crash avoidance mode
- Use of Tool Shape Data Transfer Function
- Use of the Z Axis Collision Avoidance Function
- Other functions different in each machine type
MAKINO0847C-1610 (en)
1-2INTRODUCTION
0847C-1610 (en)MAKINO
OUTLINE2-1
2OUTLINE
3D crash avoidance function allows stopping the machine in advance by an Crash Check Alarm when a
possible collision is detected between spindle and table which are defined by simplified factory preset geometrical configurations as shown in “Fig. 2-1: ”.
Usually this function becomes active at the machine start-up. No special handling by an operator is required.
Fig. 2-1:
Moreover, it is possible to prevent the following accidents using the Tool Shape Data Transfer Function
(chapter “6 USE OF TOOL SHAPE DATA TRANSFER FUNCTION”) and the Z Axis Collision Avoidance Function (chapter “7 Z AXIS COLLISION AVOIDANCE FUNCTION”).
- Collision during the initial approach in Z axis direction (“Fig. 2-2: Initial approach”)
- Collision during the movement in –Z axis direction outwards machining area (“Fig. 2-3: Machining”)
MAKINO0847C-1610 (en)
2-2OUTLINE
Legend
[1] Spindle
[2] Approach
[3] Tool model
[4] M code
[5] Limitation area
[6] Table
[7] Workpiece before
cutting
[8] Fixture
[9] Reference position
Z
Legend
[1] M code
[2] Machining area
Fig. 2-2: Initial approach
Fig. 2-3: Machining
0847C-1610 (en)MAKINO
OPERATIONAL NOTES3-1
3OPERATIONAL NOTES
CAUTION!
Check that 3D crash avoidance function is active before starting machine operation.
Particularly, note that this function will not be active if referencing of all coordinate axes
had not been executed at least once.
NOTICE!3D crash avoidance function may temporarily turn off during Machine Lock or while
searching for the program restart.
NOTICE!Please move axes in the opposite direction and push [NC Reset] button, when Crash
Check Alarm has been generated by this function. Movement in the direction of further
collision with [OT Release] button pushed is impossible. In order to enable movement in
the direction of further collision, first do NC reset and then turn this function OFF.
NOTICE!Except the automatic non-contact tool measuring device (separate-type) of D500, this
function is temporarily turned off and then restores during the automatic tool measurement procedure.
However, this function may remain turned off if there has been some intervention or some
alarms have been generated in the course of the measurement procedure.
Please be sure to have confirmed the status of the 3D crash avoidance mode as shown in
paragraph “4.3 Verification of 3D Crash Avoidance State” before proceeding to the next
operation execution.
NOTICE!The spindle model of the machine with the bar spindle is set with W axis at a reference
position. When the bar spindle is extended, Shape model of 3D crash avoidance func-
tion does not apply to the extension of the bar spindle.
CAUTION!
3D crash avoidance function does not apply to workpieces, jigs, tool holders, angle
plates etc.
Also note that 3D crash avoidance function does not apply to structural elements being
not in their usual positions during machining, such as advanced ATC arm or covers of auxiliary appliances in opened state etc.
Using Tool Shape Data Transfer function, tool’s cylindrical model is created so that tool
also becomes an object for 3D crash avoidance.
CAUTION!
As a general rule, 3D crash avoidance function does not apply to the chuck of WPS specifications, CPH arm, and tale stock which can be attached, removed and shifted to other
position.
And also, flexible nozzles do not apply.
CAUTION!
3D crash avoidance function does not apply to the Programmable coolant nozzle (PCN),
CD spindle in iGRINDER.
MAKINO0847C-1610 (en)
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