JPH0463667A - Cut machining facility with scheduling function - Google Patents

Cut machining facility with scheduling function

Info

Publication number
JPH0463667A
JPH0463667A JP2172698A JP17269890A JPH0463667A JP H0463667 A JPH0463667 A JP H0463667A JP 2172698 A JP2172698 A JP 2172698A JP 17269890 A JP17269890 A JP 17269890A JP H0463667 A JPH0463667 A JP H0463667A
Authority
JP
Japan
Prior art keywords
workpiece
temperature control
work
numerically controlled
time
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP2172698A
Other languages
Japanese (ja)
Inventor
Kazuo Jinno
陣野 和男
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mitsubishi Heavy Industries Ltd
Original Assignee
Mitsubishi Heavy Industries Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Mitsubishi Heavy Industries Ltd filed Critical Mitsubishi Heavy Industries Ltd
Priority to JP2172698A priority Critical patent/JPH0463667A/en
Publication of JPH0463667A publication Critical patent/JPH0463667A/en
Pending legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G05CONTROLLING; REGULATING
    • G05BCONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B2219/00Program-control systems
    • G05B2219/30Nc systems
    • G05B2219/32Operator till task planning
    • G05B2219/32252Scheduling production, machining, job shop
    • GPHYSICS
    • G05CONTROLLING; REGULATING
    • G05BCONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B2219/00Program-control systems
    • G05B2219/30Nc systems
    • G05B2219/32Operator till task planning
    • G05B2219/32255Required time for work temperature control
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P90/00Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
    • Y02P90/02Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]

Landscapes

  • Multi-Process Working Machines And Systems (AREA)
  • General Factory Administration (AREA)

Abstract

PURPOSE:To unmannedly machine high-precision parts without reducing productivity while controlling the work temperature by inputting the time required for work temperature control in advance for each work, and planning the machining schedule via the calculation minimizing the machining waiting time generated for the work temperature control. CONSTITUTION:The time required for the work temperature control of each work is obtained in advance and inputted to a work conveyance control device 10, and the work machining sequence is determined and numerically controlled (NC) machine tools 1-4 are automatically selected by the calculation minimizing the waiting time of the NC machine tools 1-4 from the time required for the cut machining of each work and the inputted time required for the work temperature control. The actual cut machining time of the NC machine tools 1-4 is increased, and high-precision parts can be unmannedly machined with high efficiency while the work temperature is controlled.

Description

【発明の詳細な説明】 〈産業上の利用分野〉 本発明は、高精度の切削加工のためにワーク温度を制御
し、しかもワーク温度制御により生じろ加工の待ち時間
を最少とするスケジューリング機能を持った切削加工ラ
イン(設備)に関する。
[Detailed Description of the Invention] <Industrial Application Field> The present invention provides a scheduling function that controls the workpiece temperature for high-precision cutting and minimizes the waiting time for machining due to workpiece temperature control. Regarding the cutting line (equipment) that we have.

〈従来の技術〉 複数の数値flilllj(NC)工作機械をワーク又
はワークパレットの搬送装置により結合し、ワーク搬送
制御装置の指令によってNC工作機械へのワークの搬入
及び搬出を行う切削加工ラインでは、一般に、加工前に
ワーク温度を制御することは行われていない。
<Prior art> In a cutting line in which a plurality of numerical flillj (NC) machine tools are connected by a workpiece or workpiece pallet transport device, and the workpieces are carried in and out of the NC machine tools according to commands from the workpiece transport control device, Generally, the workpiece temperature is not controlled before processing.

ワーク温度までが精度上問題となるような高精度部品の
場合は、ワークを恒温室に入れて温度−電化した後に切
削加工するのが常識であり、従って、フ1ノキシブル生
産システム(FMS)等による切削加工ラインの自動化
は困難であり、生産性向上が困難であった。
In the case of high-precision parts where the temperature of the workpiece poses a problem in terms of accuracy, it is common sense to place the workpiece in a constant temperature room and electrify the temperature before cutting. It has been difficult to automate cutting lines using this method, and it has been difficult to improve productivity.

また、ワーク温度制御を行うに1ツても、ワークを恒室
温から出して加工するタイミングをその場で人間が判断
して設定する必要があったので、切削加工ラインの無人
化の阻害要素となり、また加工待ち時間を最少にするの
が困難であった。
In addition, even in order to control the workpiece temperature, it was necessary for humans to judge and set the timing for removing the workpiece from a constant temperature room and processing it on the spot, which was an impediment to unmanned cutting lines. Also, it was difficult to minimize processing waiting time.

〈発明が解決しようどする課題〉 本発明は、ワーク温度を制御しながら、高精度部品を高
能率に無人で加工できるようにした、スケジューリング
機能付き切削加工設備を提供することを目的とする。
<Problems to be Solved by the Invention> An object of the present invention is to provide cutting equipment with a scheduling function that enables highly efficient unmanned machining of high-precision parts while controlling the temperature of the workpiece.

<l!題を解決するだめの手段〉 本発明によるスケジューリング機能付き切削加工設備は
、複数の数値制御工作機械と、数値制御工作機械間を結
合するワーク又はワークパレットの搬送装置と、数値f
IllJ#工作機へ、のワークの搬入、搬出を搬送装置
に指金するワーク搬送制御装置と、数値制御工作機械の
内部又は外部に設冒した流体によるワーク渇度制側装置
どを具備し、更に、 ワーク搬送制御装置が、ワークを所定温度に制御するの
に要する時間をワーク毎に入力する手段ど、ワーク温度
制御1装費にワークが搬入さねた後、上記入力されたワ
ーク温度制御に要する時間の経過後、切削加工を開始可
能とする手段と、ワーク温度制御に要する時間の1−め
に生じろ数値制御工作機械の加工待ち時間を最少どする
ように、各ワークの上記入力されたワーク温度制御に要
する時間と切削加工待間との演算により、ワーク加工順
序の決定と数値制御工作機械の選定とを行う手段とを具
備するものである。
<l! Means for Solving the Problem> The cutting equipment with a scheduling function according to the present invention includes a plurality of numerically controlled machine tools, a workpiece or workpiece pallet conveying device that connects the numerically controlled machine tools, and a numerical value f
IllJ# Equipped with a workpiece transfer control device that controls the transfer device for loading and unloading the workpiece into the machine tool, and a workpiece dryness control device using fluid installed inside or outside the numerically controlled machine tool, Furthermore, the workpiece conveyance control device inputs the time required for controlling the workpiece to a predetermined temperature for each workpiece, etc., after the workpiece is not carried into one workpiece temperature control unit, the workpiece temperature control inputted above is performed. After the time required for processing has elapsed, the above-mentioned input for each workpiece is set to minimize the machining waiting time of the numerically controlled machine tool. The present invention includes means for determining the order of workpiece machining and selecting a numerically controlled machine tool by calculating the time required for workpiece temperature control and the waiting time for cutting.

〈作   用〉 各ワークのワ・−り渇度制陣に要する時間を予め求めて
ワーク搬送制御装置に入力しておくど、各ワークの切削
加工に要する時間と入力済みのワーク温度制御+2:要
する時間とから、数値制御工作機械の待ち時間を最少ど
するように演算によりワーク加工順序の決定と使用する
数値制御工作機械の選定とを自動的に行う。こねにより
、数値制御工作機械の実切削加工待間が増大し、また、
ワーク温度を制蒙しながら高精度部品を無人で高能率に
加工することができる。
<Function> By calculating the time required for the workpiece temperature control for each workpiece in advance and inputting it into the workpiece transfer control device, the time required for cutting each workpiece and the input workpiece temperature control + 2: Based on the required time, the workpiece machining order is automatically determined and the numerically controlled machine tool to be used is automatically determined by calculations so as to minimize the waiting time of the numerically controlled machine tool. Kneading increases the actual cutting time of numerically controlled machine tools, and
High-precision parts can be processed unmanned and with high efficiency while controlling the workpiece temperature.

く実 施 例〉 第1図〜第4図を参照して本発明の詳細な説明ずろ。Example of implementation DESCRIPTION OF THE PREFERRED EMBODIMENTS A detailed description of the present invention will be given with reference to FIGS.

第1図は本発明を実施ずろ切削加工ラインの実施例を示
し、4台の数値副棒工作機(以下、工作機械ど称す)1
〜4はそれぞれワーク待機ステージ哀ン5を持ち、各ワ
ーク待機ステージ、ン5がワーク温度コンl−a−ルス
テーション(ワーク温度@1m1装置1) e兼ねてい
る。そしてワークがワーク待機ステージyン5で待機中
に、温度コント四−ルされた油または空気をワークにシ
ャワリングすることにより、ワーク温度を所定値に制御
するシステムどなっている。この切削加工ラインは搬送
装[8と1)で、パレット搬送台車7を用いたワーク搬
送ラインを備えており、このワーク搬送ライン8により
各工作機械1〜4間を結合1ノ、搬送ライン制御装置!
(ワーク搬送制御装置[)10よりワーク搬送ライン8
へ指令を出して、各工作機械1〜4へのワークの搬入と
搬出を行うようにしている6同図中、6はパレットスト
ッカー 9は段取ステージVンである。
Fig. 1 shows an embodiment of a zigzag cutting line in which the present invention is implemented, and includes four numerical sub-rod machine tools (hereinafter referred to as machine tools) 1
-4 each have a work standby stage 5, and each work standby stage 5 also serves as a work temperature control station (work temperature @1m1 device 1). The system controls the workpiece temperature to a predetermined value by showering temperature-controlled oil or air onto the workpiece while the workpiece is waiting at the workpiece standby stage yn5. This cutting line is equipped with a workpiece conveyance line using a pallet conveyor 7 as a conveyor system [8 and 1), and this workpiece conveyor line 8 connects each machine tool 1 to 4 and controls the conveyance line. Device!
(Workpiece conveyance control device [) 10 to workpiece conveyance line 8
In the figure, 6 is a pallet stocker and 9 is a setup stage Vn.

第2図は本発明を実施する切削加工ラインの他の実施例
を示し、4台の数値副側工作機(以下、工作機械と称す
)11〜14とは別に、ワーク濃度コントロールステー
ジYン(ワーク温度制郵装[)15を備えている。
FIG. 2 shows another embodiment of a cutting line for carrying out the present invention, in which a workpiece concentration control stage Y ( Equipped with workpiece temperature control mailbox [)15.

そしてワークを工作機[11〜14に搬入する前に、こ
のワーク濃度コントロールステージ哀ン15にて、温度
コントロールされた油または空気をワークにシャワリン
グすることにより、ワーク濃度を所定値にfllwlJ
するシステムとなっている。この切削加工ラインも搬送
装置18として、バ1ノット搬送台車17を用いたワー
ク搬送ラインを備えている。このワーク搬送ライン18
により各工作機械11〜14及びワーク温度コントロー
ルステージシン15間を結合し、搬送ライン制岬装冒(
ワーク搬送制御装w)20よりワーク搬送ライン18へ
指令を出して、各工作機械11〜14及びワーク温度コ
ント四−ルステージ、ン15へのワークの搬入と搬出を
行うようにしている。n図中、]6はパレットストッカ
ー 19は段取ステージシンである。
Before carrying the workpiece into the machine tools [11 to 14], the workpiece concentration is adjusted to a predetermined value by showering temperature-controlled oil or air onto the workpiece at the workpiece concentration control stage 15.
The system is to do this. This cutting line also includes a workpiece transport line using a bar 1-knot transport vehicle 17 as a transport device 18. This work transfer line 18
The machine tools 11 to 14 and the workpiece temperature control stage 15 are connected by
The workpiece transfer control device (w) 20 issues commands to the workpiece transfer line 18 to carry the workpieces into and out of each of the machine tools 11 to 14 and the workpiece temperature control stage 15. In the figure, ]6 is a pallet stocker, and 19 is a setup stage thin.

搬送ライン刺部装置[10(又は20)には、(イ) 
ワークをワーク濃度コントロールステージ、ン5 (又
は15)で所定温度むこ制御するのに要する濃度制御時
間を、ワーク毎に入力して登録する入力手段と、 −)  ワーク濃度コントロールステージ画ン5 (又
は15)に成るワークを搬入した後、該当するワーク温
度制御時間の経過後に切削加工を開始可能とする手段と
、←(各ワークの予め入力されt二温度制御m!1時間
と切削加工待間との演算により、工作機械1〜4 (又
は11−141の加工待ち時間を最少とするように、ワ
・−りの加工順序を決定し、また工作機械1−4 (又は11−= 1.4 )のうち使用するものを選定
する手段とがある。
The transport line pricking device [10 (or 20) includes (a)
an input means for inputting and registering the concentration control time required for controlling the workpiece to a predetermined temperature at the workpiece concentration control stage 5 (or 15) for each work; -) the workpiece concentration control stage 5 (or 15); 15) means for starting cutting after the corresponding workpiece temperature control time has elapsed after the workpiece is brought in; The machining order of the machine tools 1-4 (or 11-141) is determined so as to minimize the machining waiting time of machine tools 1-4 (or 11-141), and the machine tools 1-4 (or 11-=1. 4) There is a means for selecting which one to use.

また、入力手段にはCR,T画像表示装置が付属してお
り、第3図に示すよう1こ、ワーク番号w、、 w2.
 w3. w−に対応して登録したワーク温度IIJ翻
時間T、、 T、 T、、 T、・ ど、それぞれの切
削加工に使用するプログラムの番号P、、 P2. P
、、 P、・・を画面21に表示できるようにしである
In addition, the input means is attached with a CR, T image display device, and as shown in FIG. 3, work numbers 1, w, w2.
w3. Workpiece temperature IIJ translation time T,, T, T,, T, etc., registered corresponding to w-, number of the program used for each cutting process P,, P2. P
,, P, . . . can be displayed on the screen 21.

第1図に例示しj−切削加工ラインにおいて、搬送ライ
ン制御装置10に、ワーク番号Wに対応したワーク温度
制御時間Tを登録した場合の動作を説明する。
The operation will be described when a workpiece temperature control time T corresponding to a workpiece number W is registered in the transfer line control device 10 in the j-cutting line illustrated in FIG. 1.

但し、説明の便宜上、ワーク温度制御時間は第1−第3
のグループに分かれていて、第1グループでは: T =T =T =T  =T  =T  −・・・二
&第2グループでは: T =T =T =T  =T  =T  =−=2a
第3グループでは: T =T =T =T  =T  =T  −==3m
であると仮定する。
However, for convenience of explanation, the workpiece temperature control time is
In the first group: T = T = T = T = T = T -... In the second & second group: T = T = T = T = T = T = - = 2a
In the third group: T =T =T =T =T =T -==3m
Assume that

また、ワークの切削加工待間は、上記3グループのグル
ープ内ワークは同一で、第1グループのものは2&、第
2グループのものは3a、第3グループのものは4aで
あると仮定する。
Further, it is assumed that the waiting time for cutting the workpieces is the same for the three groups described above, that is, 2& for the first group, 3a for the second group, and 4a for the third group.

更に、各工作機械1−4は全てのワークの加工が可能で
あると仮定する。
Furthermore, it is assumed that each machine tool 1-4 is capable of machining all workpieces.

このような条件下で、基本加工スケジュルとしてW、→
W2→・W3→W4・・・という加工順序が指定さ滅1
ていると仮定すると、搬送ラインf14m砦[10はワ
ーク温度制御時間Tによる工作機械1〜4の加工待ち時
間が最少となるように再スケジューリングし、第4図に
示すような加工順序と工作41械の選定を演算により求
め、ワーク搬送ライン8を制御する。工作機械1につい
て言えば、まずワーク温度制御時間が短い(T1)ワー
クWlを工作機械1の待機ステージ賀ン5に搬入さぜ、
T1時間経過後、温度制御されたワークW1の切削加工
を行わせるど共に、その切削加工待間と同しワーク温度
制御時間]゛2のワークW2を待機スヲーシ賀ン5に搬
入させて温度制御を開始する。
Under these conditions, the basic machining schedule is W, →
The processing order of W2→・W3→W4... is not specified1
Assuming that The machine selection is calculated and the workpiece conveyance line 8 is controlled. Regarding the machine tool 1, first, the workpiece Wl with a short workpiece temperature control time (T1) is carried into the standby stage 5 of the machine tool 1.
After T1 time has elapsed, the temperature-controlled workpiece W1 is cut, and the workpiece W2 of 2 is carried into the standby standby stand 5 for temperature control. Start.

そして、ワークWの切削加工終了後、これを搬出させて
温度制御済みのワークW2と交換し次の切削加工を行わ
せ、ワークW2の切削加工待間に見合うワーク温度制御
時1’1llT3のワークWを待機ステージ肩ン5に搬
入させて温度制御を行う。以下、同様にして第4図の如
く、温度ll11!I御と切削加工を進める。
After the cutting process of the workpiece W is finished, the workpiece W is carried out and replaced with the temperature-controlled workpiece W2, and the next cutting process is performed. W is transported to the standby stage shoulder 5 and temperature control is performed. Thereafter, in the same manner as shown in FIG. 4, the temperature ll11! Proceed with the cutting process under I control.

第2図に例示17t:切削加工ラインの場合も、第1図
の例と同様、加工待ち時間を最少とずるようtr:、@
送うイン制御装置[2oがワークの加工順序の決定と、
工作機械11〜14のうち使用するものの選択を行う。
As shown in Fig. 2, in the case of 17t: cutting line, as in the example of Fig. 1, the waiting time for machining is minimized.
Send-in control device [2o determines the processing order of the workpieces,
One of the machine tools 11 to 14 to be used is selected.

つまり、基本加工スケジュールが修正、即ち再スケシュ
リングされてワークがワーク温度コントロールステージ
?ン15へ搬入され、温度制御後所定の工作機械へ搬入
される。
In other words, the basic machining schedule is modified, that is, rescheduled, and the workpiece is placed in the workpiece temperature control stage? After the temperature is controlled, it is carried into a predetermined machine tool.

なお、第1図、第2図いずれの切削加工ラインの場合で
も、温度制御を必要どしないワークについては、ワーク
温度制御時間をT黛−0として処理することができろ。
In addition, in the case of either the cutting line shown in FIG. 1 or FIG. 2, for a workpiece that does not require temperature control, the workpiece temperature control time can be set as T-0.

また、搬送装置としては、ワークバレットを用いず、ワ
ークを直接搬送する装置lを用いても良い。
Furthermore, as the transport device, a device 1 that directly transports the work may be used without using the work valet.

〈発明の効果〉 本発明による切削加工設備(ライン)においては、ワー
ク温度制御に要する時間を予めワーク毎に入力しτおき
、ワーク温度制御のために生じる加工待ち時間を最少と
する演算により加工スケジュールを立てるので、ワーク
温度を制御しながら生産性を落さず高精度部品を無人で
加工することができろ。
<Effects of the Invention> In the cutting equipment (line) according to the present invention, the time required for workpiece temperature control is entered in advance for each workpiece, τ is set, and processing is performed using calculations that minimize the processing waiting time caused for workpiece temperature control. Since a schedule is set, high-precision parts can be machined unattended while controlling the temperature of the workpiece without reducing productivity.

【図面の簡単な説明】[Brief explanation of the drawing]

第1図と第2図はそilそれ本発明を実施する切削加工
ラインの例を示す図、第3図はワーク温度制御時間登録
画面の例を示す図、第4図tよ再スケジ、−リング後の
加工順序の例を示す図である。 図 血 中、 1〜4及び11〜14は数値制御]1作機械、5&び1
5はワーク温度コントロールステージyン(ワーク温度
制抑装N)、 7及び17はパレット搬送台車、 8及び18はワーク搬送ライン(ワーク搬送装置)、 〕0及び20ζJ−搬送ライン制御装置f(ワ−り搬送
11ilJ詐装W)である。
Figures 1 and 2 are diagrams showing an example of a cutting line for implementing the present invention, Figure 3 is a diagram showing an example of a workpiece temperature control time registration screen, and Figure 4 is a diagram showing an example of a workpiece temperature control time registration screen. It is a figure which shows the example of the processing order after a ring. Figure Blood, 1 to 4 and 11 to 14 are numerical control] 1 Machine machine, 5 & 1
5 is a workpiece temperature control stage yin (workpiece temperature control/suppression N), 7 and 17 are pallet conveyance carts, 8 and 18 are workpiece conveyance lines (workpiece conveyance devices), ]0 and 20ζJ-transfer line control device f (workpiece conveyance system) -Retransportation 11ilJ spoofing W).

Claims (1)

【特許請求の範囲】 複数の数値制御工作機械と、数値制御工作機械間を結合
するワーク又はワークパレットの搬送装置と、数値制御
工作機へのワークの搬入、搬出を搬送装置に指令するワ
ーク搬送制御装置と、数値制御工作機械の内部又は外部
に設置した流体によるワーク温度制御装置とを具備し、
更に、 ワーク搬送制御装置が、ワークを所定温度に制御するの
に要する時間をワーク毎に入力する手段と、ワーク温度
制御装置にワークが搬入された後、上記入力されたワー
ク温度制御に要する時間の経過後、切割加工を開始可能
とする手段と、ワーク温度制御に要する時間のために生
じる数値制御工作機械の加工待ち時間を最少とするよう
に、各ワークの上記入力されたワーク温度制御に要する
時間と切削加工時間との演算により、ワーク加工順序の
決定と数値制御工作機械の選定とを行う手段とを具備す
るスケジューリング機能付き切削加工設備。
[Scope of Claims] A plurality of numerically controlled machine tools, a workpiece or work pallet conveyance device that connects the numerically controlled machine tools, and a workpiece conveyor that instructs the conveyance device to carry in and out the workpieces to and from the numerically controlled machine tools. Equipped with a control device and a workpiece temperature control device using a fluid installed inside or outside the numerically controlled machine tool,
Furthermore, a means for inputting the time required for the workpiece transfer control device to control the workpiece to a predetermined temperature for each workpiece, and a means for inputting the time required for the workpiece temperature control inputted above after the workpiece is carried into the workpiece temperature control device. After the expiration of , a means to enable the cutting process to be started and a method for controlling the workpiece temperature input above for each workpiece so as to minimize the machining waiting time of the numerically controlled machine tool that occurs due to the time required for workpiece temperature control. Cutting equipment with a scheduling function, which includes means for determining the workpiece processing order and selecting a numerically controlled machine tool by calculating the required time and cutting time.
JP2172698A 1990-07-02 1990-07-02 Cut machining facility with scheduling function Pending JPH0463667A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2172698A JPH0463667A (en) 1990-07-02 1990-07-02 Cut machining facility with scheduling function

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2172698A JPH0463667A (en) 1990-07-02 1990-07-02 Cut machining facility with scheduling function

Publications (1)

Publication Number Publication Date
JPH0463667A true JPH0463667A (en) 1992-02-28

Family

ID=15946693

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2172698A Pending JPH0463667A (en) 1990-07-02 1990-07-02 Cut machining facility with scheduling function

Country Status (1)

Country Link
JP (1) JPH0463667A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002179216A (en) * 2000-12-15 2002-06-26 Toshiba Mach Co Ltd Control method and device of pallet carry waiting time in fms cell
US6944200B2 (en) 2000-05-30 2005-09-13 Matsushita Electric Industrial Co., Ltd. Laser oscillator

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6944200B2 (en) 2000-05-30 2005-09-13 Matsushita Electric Industrial Co., Ltd. Laser oscillator
JP2002179216A (en) * 2000-12-15 2002-06-26 Toshiba Mach Co Ltd Control method and device of pallet carry waiting time in fms cell
JP4672134B2 (en) * 2000-12-15 2011-04-20 東芝機械株式会社 Method and apparatus for managing pallet transfer waiting time in FMS cell

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