WO2023026428A1 - Dispositif et procédé de gestion - Google Patents

Dispositif et procédé de gestion Download PDF

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Publication number
WO2023026428A1
WO2023026428A1 PCT/JP2021/031327 JP2021031327W WO2023026428A1 WO 2023026428 A1 WO2023026428 A1 WO 2023026428A1 JP 2021031327 W JP2021031327 W JP 2021031327W WO 2023026428 A1 WO2023026428 A1 WO 2023026428A1
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WO
WIPO (PCT)
Prior art keywords
injection molding
management device
unit
mold
machines
Prior art date
Application number
PCT/JP2021/031327
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English (en)
Japanese (ja)
Inventor
窪田和男
Original Assignee
ファナック株式会社
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 ファナック株式会社 filed Critical ファナック株式会社
Priority to PCT/JP2021/031327 priority Critical patent/WO2023026428A1/fr
Priority to CN202180101573.1A priority patent/CN117813191A/zh
Priority to DE112021007841.0T priority patent/DE112021007841T5/de
Priority to JP2021560951A priority patent/JP7044950B1/ja
Publication of WO2023026428A1 publication Critical patent/WO2023026428A1/fr

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/76—Measuring, controlling or regulating

Definitions

  • the present invention relates to a molding condition management device and a molding condition management method.
  • Japanese Unexamined Patent Application Publication No. 2004-9305 discloses a user support device communicably connected to a plurality of injection molding machines.
  • the user support device creates molding conditions based on the mold attached to the injection molding machine, and transmits the molding conditions to the injection molding machine.
  • a user support device disclosed in Japanese Patent Application Laid-Open No. 2004-9305 obtains molding conditions from another injection molding machine that holds molding conditions for the same mold, and adjusts the molding conditions of the injection molding machine based on the obtained molding conditions. to create
  • the molding conditions cannot be sent from another injection molding machine to the user support device
  • the user support device cannot create the molding conditions for the injection molding machine, and the injection molding machine cannot set the molding conditions. be.
  • the above user support device has a search table. Therefore, it is necessary to maintain the search table.
  • An object of the present invention is to solve the above-described problems.
  • a first aspect of the present invention is a management device to which a plurality of injection molding machines are connected and which manages molding conditions created for each mold attached to the injection molding machines, wherein the plurality of injection molding machines are a classification unit for classifying into one or more groups; and a memory for storing electronic data of the molding conditions for each mold in a storage unit in association with the group to which the injection molding machine to which the mold is attached belongs. and a management department.
  • a second aspect of the present invention is a management method for managing molding conditions created for each mold attached to the injection molding machine in a management device to which a plurality of injection molding machines are connected, a classification step of classifying injection molding machines into one or more groups; and a storage management step for storing in the
  • the injection molding machine can set the molding conditions even if the molding conditions cannot be sent from another injection molding machine to the management device.
  • the present invention eliminates the need for a search table and facilitates maintenance.
  • FIG. 1 is a schematic diagram of an injection molding system.
  • FIG. 2 is a control block diagram of the injection molding machine and management device.
  • FIG. 3 is a schematic diagram showing examples of each group and injection molding machines classified into each group.
  • FIG. 4 is a diagram showing a management table.
  • FIG. 5 is a conceptual diagram of a molding condition file stored in the storage unit.
  • FIG. 1 is a schematic diagram of an injection molding system 10 .
  • the injection molding system 10 has a management device 12 and a plurality of injection molding machines 14 .
  • the management device 12 is communicably connected to each injection molding machine 14 via a LAN (Local Area Network) in the factory.
  • a plurality of types of injection molding machines 14 are connected to the management device 12 .
  • eight injection molding machines 14 of four models are connected to the management device 12 .
  • the breakdown of the four models is a 15-ton machine with a mold clamping force of 15 tons, a 30-ton machine with a mold clamping force of 30 tons, a 50-ton machine with a mold clamping force of 50 tons, and a mold clamping force of 100 tons.
  • No. 4 14-4 and No. 8 14-8 are 15 tons
  • No. 3 14-3 and No. 7 14-7 are 30 tons
  • No. 1 14-1 and No. 2 14-2 are 50 100-ton machine
  • No. 5 machine 14-5 and No. 6 machine 14-6 are 50 100-ton machine
  • the injection molding machine 14 will be used when there is no need to distinguish between them.
  • FIG. 2 is a control block diagram of the injection molding machine 14 and the management device 12.
  • the injection molding machine 14 creates molding conditions for each mold.
  • the injection molding machine 14 generates a molding condition file 16 having electronic data of molding conditions created for each mold.
  • the injection molding machine 14 outputs the molding condition file 16 to the management device 12 .
  • the management device 12 stores a molding condition file 16 input from the injection molding machine 14 .
  • the injection molding machine 14 reads the molding condition file 16 stored in the management device 12 .
  • the injection molding machine 14 sets molding conditions according to the read electronic data of the molding condition file 16 and molds the product.
  • the molding conditions are, for example, filling pressure, injection speed, holding pressure, etc.
  • the filling pressure is the pressure applied to the resin to fill the mold with the resin.
  • Injection speed is the moving speed of the screw when filling the molten plastic into the mold.
  • Holding pressure is the pressure applied to the resin so that the resin does not flow backward from the gate after the entire cavity is filled with the molten resin.
  • Molding conditions are set for each combination of the mold, the model of the injection molding machine 14, the screw diameter of the injection molding machine 14, and the like.
  • the injection molding machine 14 has a calculation section 18 and a storage section 20 .
  • the computing unit 18 is, for example, a processor such as a CPU (Central Processing Unit) or a GPU (Graphics Processing Unit).
  • the calculation unit 18 has a molding condition generation unit 22 and a molding control unit 24 .
  • the molding condition creation unit 22 and the molding control unit 24 are implemented by the operation unit 18 executing programs stored in the storage unit 20 .
  • At least part of the molding condition generator 22 and the molding controller 24 may be realized by an integrated circuit such as ASIC (Application Specific Integrated Circuit) or FPGA (Field-Programmable Gate Array).
  • At least part of the molding condition generator 22 and the molding controller 24 may be realized by electronic circuits including discrete devices.
  • the storage unit 20 is composed of a volatile memory (not shown) and a non-volatile memory (not shown), which are computer-readable storage media.
  • Volatile memory is, for example, RAM (Random Access Memory) or the like.
  • a volatile memory is used as a working memory of a processor and temporarily stores data required for processing or calculation.
  • Non-volatile memory is, for example, ROM (Read Only Memory), flash memory, or the like.
  • Non-volatile memory is used as storage memory to store programs, tables, maps, and the like.
  • At least part of the storage unit 20 may be provided in the above-described processor, integrated circuit, or the like. At least part of the storage unit 20 may be installed in a device connected to the injection molding machine 14 via a network.
  • the molding condition creation unit 22 creates molding conditions. Molding conditions are created based on the information input to the injection molding machine 14 by the user.
  • the molding condition creation unit 22 outputs the molding condition file 16 having electronic data of the created molding conditions to the management device 12 .
  • the molding control unit 24 reads the molding condition file 16 stored in the management device 12. The molding control unit 24 sets the molding conditions based on the electronic data of the molding conditions in the molding condition file 16 . The molding control unit 24 controls the injection molding machine 14 according to molding conditions.
  • the management device 12 is a personal computer.
  • the management device 12 has an arithmetic unit 26 and a storage unit 28 .
  • the computing unit 26 is, for example, a processor such as a CPU (Central Processing Unit) or a GPU (Graphics Processing Unit).
  • the calculation unit 26 has a classification unit 30 and a storage management unit 34 .
  • the classification unit 30 and the storage management unit 34 are implemented by the operation unit 26 executing a program stored in the storage unit 28 .
  • At least part of the classification unit 30 and the memory management unit 34 may be realized by an integrated circuit such as an ASIC (Application Specific Integrated Circuit) or an FPGA (Field-Programmable Gate Array).
  • At least part of the classification unit 30 and the storage management unit 34 may be realized by electronic circuits including discrete devices.
  • the storage unit 28 is composed of a volatile memory (not shown) and a non-volatile memory (not shown), which are computer-readable storage media.
  • Volatile memory is, for example, RAM (Random Access Memory) or the like.
  • a volatile memory is used as a working memory of a processor and temporarily stores data required for processing or calculation.
  • Non-volatile memory is, for example, ROM (Read Only Memory), flash memory, or the like.
  • Non-volatile memory is used as storage memory to store programs, tables, maps, and the like.
  • At least part of the storage unit 28 may be provided in the above-described processor, integrated circuit, or the like. At least part of the storage unit 28 may be installed in a device connected to the management device 12 via a network.
  • the classification unit 30 classifies the plurality of injection molding machines 14 connected to the management device 12 into one or more groups. Classification is performed based on the user's instruction input to the management device 12 . The user instructs the injection molding machines 14 using the same mold to belong to the same group. In this embodiment, one or more injection molding machines 14 are classified into each group.
  • the injection molding machine 14 that uses the mold is selected according to the mold specifications. Therefore, a plurality of injection molding machines 14 can use the same mold in common as long as the injection molding machines 14 correspond to the mold.
  • the classification unit 30 may automatically classify a plurality of injection molding machines 14 into a plurality of groups using specifications of the injection molding machines 14 as classification criteria.
  • the injection molding machine 14 that uses the mold is selected according to the mold specifications. Also, the mold may be manufactured based on the peripheral equipment of the injection molding machine 14 . In these cases, the classification unit 30 may use at least one of the specifications of the injection molding machine 14 and the peripheral devices of the injection molding machine 14 as classification criteria.
  • the classification unit 30 may use the installation position of the injection molding machine 14 as a criterion for classification.
  • FIG. 3 is a schematic diagram showing an example of each group and the injection molding machines 14 classified into each group.
  • four groups of group 1, group 2, group 3 and group 4 are set.
  • Group 1 includes 15-ton aircraft No. 4 14-4 and No. 8 14-8.
  • Group 2 includes 30-ton aircraft No. 3 14-3 and No. 7 aircraft 14-7.
  • Group 3 includes 50-ton aircraft No. 1 14-1 and No. 2 14-2.
  • Group 4 includes 100-ton aircraft No. 5 14-5 and No. 6 14-6.
  • FIG. 4 is a diagram showing a management table. Correspondence between each group and each injection molding machine 14 is managed by a management table stored in the storage unit 28 . As shown in FIG. 4, the management table has information on the ID of each injection molding machine 14, information on the name of each injection molding machine 14, and information on the group to which each injection molding machine 14 belongs.
  • FIG. 5 is a conceptual diagram of the molding condition file 16 stored in the storage unit 28.
  • the storage management unit 34 creates each shared folder 36 in the storage unit 28 in association with the group.
  • the storage management unit 34 creates each individual folder 38 in the storage unit 28 in association with the injection molding machine 14 .
  • the storage management unit 34 saves each molding condition file 16 in the shared folder 36 specified by the user. By storing the molding condition file 16 in the shared folder 36, the storage management unit 34 stores the molding condition file 16 (electronic data of molding conditions) and the group corresponding to the shared folder 36 in which the molding condition file 16 is stored. Associate.
  • the storage management unit 34 stores each molding condition file 16 in the individual folder 38 specified by the user. By storing the molding condition file 16 in the individual folder 38, the storage management unit 34 performs injection molding to which the molding condition file 16 (electronic data of molding conditions) and the individual folder 38 in which each molding condition file 16 is stored correspond. Machine 14 is associated. One of the shared folder 36 and the individual folder 38 is selected and stored for each molding condition file 16 .
  • one or more injection molding machines 14 among the plurality of injection molding machines 14 are assigned to each of the plurality of groups. Furthermore, in this embodiment, as shown in FIG. 3, each of the plurality of injection molding machines 14 belongs to one of the plurality of groups.
  • the manner of classifying a plurality of injection molding machines 14 into one or more groups is not limited to the manner of classification shown in the above embodiment.
  • none of the injection molding machines 14 among the plurality of injection molding machines 14 may be assigned to some of the plurality of groups.
  • One or more injection molding machines 14 among the plurality of injection molding machines 14 may be assigned to at least one group among the plurality of groups.
  • some injection molding machines 14 among the plurality of injection molding machines 14 may not belong to any group among the plurality of groups. At least one injection molding machine 14 among the plurality of injection molding machines 14 may belong to one or more groups among the plurality of groups.
  • some injection molding machines 14 among the plurality of injection molding machines 14 may belong to two or more groups among the plurality of groups.
  • all of the plurality of injection molding machines 14 may belong to one group. Also, some injection molding machines 14 among the plurality of injection molding machines 14 may belong to one group, and the remaining injection molding machines 14 may not belong to any group.
  • a mold is manufactured for each product to be molded. Also, the injection molding machine 14 using the mold is selected according to the specifications of the mold. Therefore, a plurality of injection molding machines 14 can use the same mold in common as long as the injection molding machines 14 correspond to the mold. The same molding conditions are set for each of the plurality of injection molding machines 14 that use the same mold.
  • the conventional management device saves each molding condition file in an individual folder corresponding to each injection molding machine, and manages the molding conditions for each injection molding machine.
  • the molding condition file is saved in an individual folder corresponding to the injection molding machine that created the molding conditions.
  • the management device needs to copy the molding condition file to an individual folder corresponding to the other injection molding machine. be. Copying of the molding condition file is performed based on instructions input to the management device by the user using an input device provided in the management device. Therefore, there is a problem that as the number of injection molding machines set with the same molding conditions increases, the work of the user increases.
  • the classification unit 30 of the management device 12 of this embodiment classifies the plurality of injection molding machines 14 into one or more groups.
  • the storage management unit 34 stores the electronic data (molding condition file 16) of molding conditions for each mold in the storage unit 28 in association with the group to which the injection molding machine 14 to which the mold is attached belongs.
  • each injection molding machine 14 can read the molding condition file 16 stored in the storage unit 28 in association with the group to which it belongs, and set the molding conditions.
  • the user does not need to operate the input device to copy the molding condition file 16, and the management device 12 can reduce the user's work.
  • the management device 12 of this embodiment stores the electronic data of the molding conditions (the molding condition file 16) in the storage unit 28 when the molding conditions are set in each injection molding machine 14.
  • FIG. 1 As a result, if the molding condition file 16 is stored in the storage unit 28 in advance, even if communication between the injection molding machine 14 that has created the molding conditions and the management device 12 is not possible, each The injection molding machine 14 can read the molding condition file 16 from the storage unit 28 of the management device 12 and set the molding conditions.
  • the classification unit 30 of the management device 12 of the present embodiment sorts the plurality of injection molding machines 14 into one or more groups. Thereby, the management device 12 can classify the injection molding machines 14 for which common molding conditions are set into the same group.
  • the classification unit 30 of the management device 12 of this embodiment distributes one or more injection molding machines 14 to each group. Thereby, the management device 12 can make the injection molding machine 14 belong to any group.
  • the storage unit 28 of the management device 12 of this embodiment is a computer-readable recording medium installed in the management device 12 or a computer-readable recording medium connected to the management device 12 via a network.
  • the management device 12 can improve the reading speed and writing speed of the data etc. of the storage unit 28 by the calculation unit 26 .
  • the capacity of the storage unit 28 mounted on the management device 12 can be reduced.
  • the storage management unit 34 of the management device 12 of this embodiment creates a plurality of shared folders 36 in association with each group.
  • the storage management unit 34 saves each molding condition file 16 in each shared folder 36 .
  • the storage management unit 34 associates each molding condition file 16 with a group corresponding to the shared folder 36 in which each molding condition file 16 is stored.
  • the management device 12 can associate each molding condition file 16 with each group by a simple method.
  • the storage management unit 34 of the management device 12 of the present embodiment stores electronic data (molding condition files 16) of molding conditions individually set for each injection molding machine 14 among the plurality of molding condition files 16. It is stored in the storage unit 28 in association with the injection molding machine 14 to be set. Thereby, each injection molding machine 14 can read the molding condition file 16 stored in the storage unit 28 in association with each injection molding machine 14 and set the molding conditions.
  • the storage management unit 34 of the management device 12 of this embodiment creates a plurality of individual folders 38 in association with each injection molding machine 14 .
  • the storage management unit 34 saves the electronic data of each molding condition (molding condition file 16) in each individual folder 38.
  • FIG. Thereby, the storage management unit 34 associates each molding condition file 16 with the injection molding machine 14 corresponding to the individual folder 38 storing each molding condition file 16 .
  • the management device 12 can associate each molding condition file 16 with each injection molding machine 14 by a simple method.
  • Each injection molding machine 14 has a molding condition creation unit 22 that outputs the created electronic data of molding conditions (molding condition file 16) to the management device 12.
  • the storage management unit 34 of the management device 12 stores the molding condition file 16 input from each injection molding machine 14 in the storage unit 28 in association with the group to which the injection molding machine 14 that outputs the molding condition belongs. Thereby, the management device 12 can manage the molding condition file 16 having the electronic data of the molding conditions created in each injection molding machine 14 in association with the group corresponding to each injection molding machine 14 .
  • the sorting unit may sort the one or more injection molding machines into at least one of the one or more groups. Thereby, the management device can make one or more injection molding machines belong to at least one of the one or more groups.
  • the classification unit is connected to specifications of each of the plurality of injection molding machines, installation locations of each of the plurality of injection molding machines, and each of the plurality of injection molding machines.
  • One or more of the injection molding machines may be assigned to at least one of the one or more groups based on at least one of the peripheral devices.
  • the management device can classify the injection molding machines for which common molding conditions are set into the same group.
  • the storage management unit may store the electronic data of the molding conditions for each mold in the storage unit in association with the injection molding machine in which the molding conditions are set. good. Thereby, the management device can store the molding conditions set for each injection molding machine in the storage unit.
  • a management method for managing molding conditions created for each mold attached to the injection molding machines in a management device (12) to which a plurality of injection molding machines (14) are connected comprising: into one or more groups; and a storage unit (28) in which the electronic data of the molding conditions for each mold are associated with the group to which the injection molding machine to which the mold is attached belongs. and a storage management step for storing in the Thereby, each injection molding machine can read the molding condition file corresponding to the group to which it belongs.
  • the management device can prevent each injection molding machine from reading electronic data of molding conditions corresponding to groups other than the group to which it belongs.

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  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)

Abstract

L'invention concerne un dispositif de gestion (12) auquel sont reliées une pluralité de machines de moulage par injection (14) et qui gère des conditions de moulage créées pour chaque moule fixé aux machines de moulage par injection, le dispositif de gestion (12) comprenant : une unité de classification (30) qui classe la pluralité de machines de moulage par injection en un ou plusieurs groupes ; et une unité de gestion de stockage (34) qui amène des données électroniques de conditions de moulage pour chaque moule à être stockées dans une unité de stockage (28) en association avec le groupe auquel appartient la machine de moulage par injection à laquelle est fixé le moule.
PCT/JP2021/031327 2021-08-26 2021-08-26 Dispositif et procédé de gestion WO2023026428A1 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
PCT/JP2021/031327 WO2023026428A1 (fr) 2021-08-26 2021-08-26 Dispositif et procédé de gestion
CN202180101573.1A CN117813191A (zh) 2021-08-26 2021-08-26 管理装置以及管理方法
DE112021007841.0T DE112021007841T5 (de) 2021-08-26 2021-08-26 Verwaltungsgerät und verwaltungsverfahren
JP2021560951A JP7044950B1 (ja) 2021-08-26 2021-08-26 管理装置、及び、管理方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2021/031327 WO2023026428A1 (fr) 2021-08-26 2021-08-26 Dispositif et procédé de gestion

Publications (1)

Publication Number Publication Date
WO2023026428A1 true WO2023026428A1 (fr) 2023-03-02

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PCT/JP2021/031327 WO2023026428A1 (fr) 2021-08-26 2021-08-26 Dispositif et procédé de gestion

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JP (1) JP7044950B1 (fr)
CN (1) CN117813191A (fr)
DE (1) DE112021007841T5 (fr)
WO (1) WO2023026428A1 (fr)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001071362A (ja) * 1999-09-02 2001-03-21 Yushin Precision Equipment Co Ltd 射出成形機群の管理システム
JP2021066057A (ja) * 2019-10-21 2021-04-30 ファナック株式会社 射出成形機管理装置及び射出成形機

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3595572B2 (ja) * 1994-05-11 2004-12-02 ファナック株式会社 射出成形機の段取り誤り検出方法
JP3701907B2 (ja) * 2001-12-28 2005-10-05 東洋機械金属株式会社 射出成形機
JP3919603B2 (ja) 2002-06-03 2007-05-30 三菱重工プラスチックテクノロジー株式会社 ユーザ支援システム
JP2018094888A (ja) * 2016-12-16 2018-06-21 ファナック株式会社 産業機械管理装置および産業機械管理システム

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001071362A (ja) * 1999-09-02 2001-03-21 Yushin Precision Equipment Co Ltd 射出成形機群の管理システム
JP2021066057A (ja) * 2019-10-21 2021-04-30 ファナック株式会社 射出成形機管理装置及び射出成形機

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JP7044950B1 (ja) 2022-03-30
CN117813191A (zh) 2024-04-02
DE112021007841T5 (de) 2024-04-04
JPWO2023026428A1 (fr) 2023-03-02

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