Before starting operation, maintenance, or programming, carefully read the
manuals supplied by Mori Seiki, the NC unit manufacturer, and equipment
manufacturers so that you fully understand the information they contain.
Keep the manuals carefully so that they will not be lost.
PPM-NHCPP-C1EN
• The contents of this manual are subject to change without notice due to
improvements to the machine or in order to improve the manual.
Consequently, please bear in mind that there may be slight discrepancies
between the contents of the manual and the actual machine. Changes to
the instruction manual are made in revised editions which are
distinguished from each other by updating the instruction manual number.
• Should you discover any discrepancies between the contents of the
manual and the actual machine, or if any part of the manual is unclear,
please contact Mori Seiki and clarify these points before using the
machine. Mori Seiki will not be liable for any damages occurring as a
direct or indirect consequence of using the machine without clarifying
these points.
• All rights reserved: reproduction of this instruction manual in any form, in
whole or in part, is not permitted without the written consent of Mori Seiki.
The product shipped to you (the machine and accessory
equipment) has been manufactured in accordance with the laws
and standards that prevail in the relevant country or region.
Consequently it cannot be exported, sold, or relocated, to a
destination in a country with different laws or standards.
The export of this product is subject to an authorization from the
government of the exporting country.
Check with the government agency for authorization.
990730
SIGNAL WORD DEFINITION
A variety of symbols are used to indicate different types of warning information and advice.
Learn the meanings of these symbols and carefully read the explanation to ensure safe operation
while using this manual.
<Symbols related with warning>
The warning information is classified into three categories, DANGER, WARNING, and CAUTION.
The following symbols are used to indicate the level of danger.
DANGER
WARNING
CAUTION
Indicates a potentially hazardous situation which, if not avoided, may result in minor or
moderate injury or damages to the machine.
The information described following the caution symbol must be strictly observed.
<Other symbols>
Indicates the items that must be taken into consideration.
NOTE
Indicates useful guidance relating to operations.
Indicates an imminently hazardous situation which, if not avoided, will
result in death or serious injury.
The information described in the DANGER frame must be strictly
observed.
Indicates a potentially hazardous situation which, if not avoided, could
result in death or serious injury.
The information described in the WARNING frame must be strictly
observed.
Indicates the page number or manual to be referred to.
The number in ( ) indicates the section number.
The carrier pallet pool system operates according to the priority order determined by the operator
for setup and machining. For an urgent request, the system is able to respond to the request by
allowing the setup and machining for the urgent workpieces by interrupting the predetermined
order.
The system is most appropriate for repetitive production of medium lot with medium variety of
kinds of workpieces.
Since the pallet pool indexing is controlled in the random method, a total of "number of stockers +
1" pallets can be set in the system.
In this instruction manual, "one machine + one setup station + one pallet pool" system with PMC
control is taken as an example for explanations.
<Layout diagram of 8-station traversal arrangement specification (NH4000 DCG)>
Machine
In-machine station
Standby station
3134353637
32
12
11
Pallet
33
01
Setup station
A.G.V.
<Layout diagram of 8-station traversal arrangement specification (NH5000/NH5000 DCG)>
Machine
In-machine station
Standby station
12
11
01
Setup station
3134353637
32
33
A.G.V.
P-3
<Layout diagram of 6-station longitudinal arrangement specification (NH5000/NH5000 DCG)>
Standby station
NOTE
34
A.G.V.
35
33
32
01
Setup station
31
11
In-machine station
12
Machine
1.The numbers given in the diagram above indicate the station numbers. Pallet
transport is controlled according to these station numbers.
2.Depending on the system specification, the layout of the machine, stockers and the
setup station may differ from the ones shown above.
3.When loading or unloading a pallet to or from the machine or a station, turn the
A.G.V to the direction of loading or unloading the pallet. (The fork can only be
moved in the positive direction to transfer a pallet.)
<Layout diagram of 6-station traversal arrangement specification (NV4000)>
Machine
In-machine station
Standby station
313435
32
12
11
33
01
Setup station
A.G.V.
P-4
3PALLET TRANSPORT PROCESSING
3-1Pallet Transport Processing Flowchart
A pallet is transported to the stations according to the flowchart given below.
Once the pallet transport processing is started, the pallets are continuously transported according
to the flowchart until the processing is terminated.
START
A pallet in the
standby station?
NO
An S-FIN pallet
in the system?
YES
YES
NO
A pallet in the
setup station?
NO
A C-FIN pallet
in the system?
YES
YES
NO
A C-FIN pallet
in the standby
station?
YES
NO
The S-FIN pallet is
transported to the
standby station.
The C-FIN pallet
is transported to
the setup station.
An empty station
exists?
YES
The C-FIN pallet is
unloaded from the
standby station to
the empty station.
Completion of Loading or Unloading
NO
The C-FIN pallet is
unloaded from the
standby station to
the setup station.
The pallet
in the setup station in
S-FIN status?
YES
An empty station
exists?
YES
The S-FIN pallet is
unloaded from the
setup station to the
empty station.
NO
NO
The S-FIN pallet is
unloaded from the
setup station to the
standby station.
END
P-5
NOTE
1.The S-FIN (setup finished) pallet includes the following pallets.
•The pallet where setup has finished.
•The pallet holding the urgent workpiece; setup has finished.
2.The C-FIN (cutting finished) pallet includes the following pallets.
•The pallet holding the workpiece which has been machined.
•The pallet holding the urgent workpiece which has been machined.
•The pallet holding the defective workpiece.
P-6
3-2Pallet Transport Flow
The flow of pallet transport is explained.
An example of the pallet transport flow is shown below.
NOTE
No.Operation
1The A.G.V. moves to the setup station.
Machine
Setup station
2The setup station shutter is opened.
Stocker
3The fork advances.
4
Setup station side
Rail
The fork is raised.
When the fork holds a pallet, the A.G.V.
NOTE
leans forward.
To prevent it from leaning forward, the
rail is held and supported.
The rail is supported.
5The fork retracts.
No.Operation
6The fork is lowered.
The A.G.V. cannot move without
NOTE
releasing the rail.
Therefore, the fork must be lowered.
7The setup station shutter is closed.
8The A.G.V. moves.
•The pallet is moved while rotating 180
degrees.
P-7
9The A.G.V. stops in front of the stocker.
10The fork is raised.
When the fork holds a pallet, the A.G.V.
NOTE
leans forward.
To prevent it from leaning forward, the
rail is held and supported.
11The fork advances.
Stocker side
P-8
No.Operation
12The fork is lowered.
The A.G.V. cannot move without
NOTE
releasing the rail.
Therefore, the fork must be lowered.
13The fork retracts.
3-3Urgent Workpieces (Interruption Processing)
3-3-1Interruption Method
When the PRIORITY switch on the setup station operation panel is pressed, the "urgent request
(EXPRES)" is assigned for the pallet presently located at the setup station. Once the "urgent
request (EXPRES)" is assigned, the pallet is given the top priority to be transported to the
machining center and after the completion of machining, it is also given the top priority to be
returned to the setup station.
The "urgent request (EXPRES)" flag is cleared when the pallet is returned to the setup station
again.
Setting of the "urgent request (EXPRES)" is also possible at the WORK NUMBER screen by
setting the "urgent request (EXPRES)" flag at the STATUS column.
3-3-2Interruption Operation
When the "urgent request (EXPRES)" is set, interruption operation is executed for pallet transport
processing.
After the completion of presently executed pallet transport processing, pallet transport is executed
for the pallet assigned the "urgent request (EXPRES)" flag. Then, upon completion of pallet
transport for urgent request, the processing is continuously executed following the processing
having been executed before interruption.
If the status of the pallet assigned the "urgent request (EXPRES)" is C-FIN, the pallet is
transported to the setup station, and if it is S-FIN, the pallet is transported to the machining center
(standby station).
4DATA SETTING SCREENS
The data necessary for pallet pool system is set on the screens.
4-1Screen Trees
<Machine side>
P-9
OPERATION
PANEL screen
SET-UP screen
PCMDI MENU
screen
TOOL ENTRY
screen
ATC MANUAL
screen
PALLET DATA
screen
APC MANUAL
screen
SENSOR
SETTING screen
P-10
<Pallet pool side>
WORK
NUMBER screen
SETUP STATION
PALLET CALL
screen
WORK NUMBER
(SUB) screen
PCMDI MENU
screen
BLOCK DELETE
screen
MANUAL
OPERATION
screen
MANUAL
OPERATION
screen
A.G.V. INDEX
screen
MAINTENANCE
DOOR screen
ZERO RETURN
OP. screen
STATUS
DISPLAY screen
4-2PCMDI MENU Screen
P-11
[PCMDI MENU]
1 WORK NUMBER
2 SETUP STATION PALLET CALL
3 WORK NUMBER (SUB)
4
5 MANUAL OPERATION
KEY IN NO.
NUM =
Fig. 1
4-3WORK NUMBER Screen
On this screen, the following information is checked, registered, or changed for each pallet.
Order of machining, setup order, pallet number, station (stocker) number, program number, and
pallet status
CUSTOM) on the MDI operation panel at the pallet pool
side.
This displays the PCMDI MENU screen (Fig. 1).
After keying in the number of the menu item for which
data should be set, press the (INPUT) key.
The screen used for setting the selected item is displayed.
On the PCMDI MENU screen (Fig. 1), press the following
keys in order:
(INPUT)
The WORK NUMBER screen is displayed.
NUM =
Fig. 2
P-12
<Description of the soft-keys>
[EXIT]
When this soft-key is pressed, the screen returns to the PCMDI MENU screen.
[CLEAR]
This soft-key can clear either the machining priority data or all data.
When the [CLEAR] soft-key is pressed, the soft-keys shown in Fig. 3-1 are displayed for the
selection of type of data to be cleared. Upon selection of the type of data to be cleared, the
soft-keys shown in Fig. 3-2 or Fig. 3-3 are displayed; pressing the [YES] soft-key clears the
selected data. Press the [NO] soft-key when the data should not be cleared.
SELECT TO KIND OF DATA
CUT-NO ALLCLR CANCEL
Fig. 3-1 Soft-keys for Data Clear Operation 1
CUTTING NUMBER CLEAR OK? (YES/NO)
YESNO
Fig. 3-2 Soft-keys for Data Clear Operation 2
WORK DATA ALL CLEAR OK? (YES/NO)
YESNO
Fig. 3-3 Soft-keys for Data Clear Operation 3
P-13
[ACT_NO]
By pressing this soft-key, it is possible to change the data of "M: " (machining priority number)
and "W: ××" (setup priority number) of ACT_NO.
When the [ACT_NO] soft-key is pressed at the WORK NUMBER screen (Fig. 2), the soft-keys
shown in Fig. 4 are displayed. Key in the "M: " or "W: ××" number to be changed and press
the corresponding soft-key ([M/C] soft-key for changing the machining priority number "M: "
and [WSS] soft-key for changing the setup priority number "W: ××"). If the priority number is not
changed, press the [CANCEL] soft-key.
When changing the number, it is not allowed to input a number greater than the registered
NOTE
maximum machining priority number.
When the power is turned off, both "M: " and "W: ××" are reset to "0".
M/CWSSCANCEL
Fig. 4 Priority Number Setting Soft-keys
[SET]
This soft-key is used to change the <STATUS> (pallet status) or <SUB> (pallet sub status) data.
Pallet transport destination (machining center, setup station, stocker) is determined according to
the pallet status and the pallet sub status. The pallet transport processing for the pallet and pallet
sub statuses is described later.
On the WORK NUMBER screen (Fig. 2), press the [SET] soft-key after moving the cursor to the
<STATUS> item, and the soft-keys shown in Fig. 5 are displayed.
S-FINC-FINSETING CUTINGCLEAR
Fig. 5 Pallet Status Setting Soft-keys
On the WORK NUMBER screen (Fig. 2), press the [SET] soft-key after moving the cursor to the
<SUB> item, and the soft-keys shown in Fig. 6 are displayed.
EXPRES CUT-HDCLEAR
Fig. 6 Pallet Sub Status Setting Soft-keys
P-14
[N-SORT]
When this soft-key is pressed while the data is shown at random in terms of machining priority
numbers, the data is arranged in the ascending order of machining priority numbers.
The soft-keys shown in Fig. 7 are displayed when the continuous menu key [+] is pressed on the
WORK NUMBER screen (Fig. 2).
N-SORT CHANGE
Fig. 7 [N-SORT] and [CHANGE] Soft-keys
[CHANGE]
By using this soft-key, it is possible to change the machining reserved status pallets (CUT-HD) to
the S-FIN status pallets in batch.
When the [CHANGE] soft-key is pressed, the soft-keys shown in Fig. 8 are displayed. Press the
[YES] soft-key to execute global change. To cancel the operation, press the [NO] soft-key.
DATA CHANGE OK?
YES NO
Fig. 8 Change Function Soft-keys
<Details of the items>
<ACT_NO M: W: ××>
<M: >
The machining priority number of the pallet which is or which has been at the standby
station.
Transport of the S-FIN pallets to the standby station (machine) is controlled based on this
number.
For the procedure used for changing this number, refer to <Description of the
soft-keys> on page P-12.
<Example: M: 04>
The system executes "search" for the S-FIN status pallets in the ascending order of the
machining priority numbers beginning with "5". If a S-FIN pallet is found, that pallet is
transported to the standby station. As soon as the pallet transport begins, the data for
ACT_NO is updated to "M: 06", for example if the machining priority number of the
transported pallet is "6".
P-15
If no S-FIN status pallet is found when search is made up to the pallet assigned the largest
machining priority number, the search is repeated from the smallest machining priority
number. If no S-FIN status pallet is found in this search, executed to the machining priority
number of "3", pallet transport processing is not executed.
The ACT_NO data is not changed if interruption processing for the urgent request is being
NOTE
executed.
<W: ××>
The setup priority number of the pallet which is or which has been at the setup station.
Transport of such a pallet as the C-FIN status pallet and NG status pallet to the setup station
is controlled based on this number.
For the procedure used for changing this number, refer to <Description of the
soft-keys> on page P-12.
<Example: W: 04>
The system executes "search" for the pallets such as C-FIN status pallets which should be
transported to the setup station in the ascending order of the machining priority numbers
beginning with "5". If such a pallet is found, that pallet is transported to the standby station.
As soon as the pallet transport begins, the data for ACT_NO is updated to "W: 06", for
example if the machining priority number of the transported pallet is "6".
If C-FIN status pallet or pallets in the status to be transported to the setup station are not
found when search is made up to the pallet assigned the largest machining priority number,
the search is repeated from the smallest machining priority number. If no pallet to be
transported to the setup station is found in this search which is executed to the machining
priority number of "3", pallet transport processing is not executed.
The ACT_NO data is not changed if interruption processing for the urgent request is being
NOTE
executed.
P-16
<NO.>
Displays the machining priority number.
•Setting is possible in the range from 0 to 99.
•The machining priority number must be unique and it is not allowed to set the same
number for more than one pallet.
<PLT>
Displays the pallet number.
•Setting is possible in the range from 0 to 99.
•The pallet number must be unique and it is not allowed to set the same number for
more than one pallet.
<ST>
Displays the station number of the station where the pallet is stored.
•The station number must be unique and it is not allowed to set the same number for
more than one pallet.
•The number assigned to an empty station cannot be used.
•Setting should be made using the following numbers:
1: Setup station
11: Standby station
12: In-machine station
31: Stocker number 31
32: Stocker number 32
<WORK>
Displays the program number corresponding to the individual pallets <PLT>.
•This number indicates a program number of the program used for machining the
workpiece(s) mounted on the pallet. Setting is possible with up to a four-digit number.
<STATUS>
Displays the status of the individual pallets.
•To change the present setting for <STATUS>, move the cursor to the <STATUS>
column and press the [SET] soft-key, then the status setting soft-keys are displayed.
Press the required one for changing the status.
•When changing the <STATUS> data, entry of a pallet status is not possible unless the
station number is set for the pallet for which the status should be changed.
•The following four status items are provided:
S-FIN, C-FIN, CUTING, and SETING
•For the display of <STATUS> items for the individual pallet statuses, refer to Table 1.
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