WO2019064726A1 - Procédé et dispositif de détection de défaillance opérationnelle dans une ligne de coulée - Google Patents

Procédé et dispositif de détection de défaillance opérationnelle dans une ligne de coulée Download PDF

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Publication number
WO2019064726A1
WO2019064726A1 PCT/JP2018/022936 JP2018022936W WO2019064726A1 WO 2019064726 A1 WO2019064726 A1 WO 2019064726A1 JP 2018022936 W JP2018022936 W JP 2018022936W WO 2019064726 A1 WO2019064726 A1 WO 2019064726A1
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WIPO (PCT)
Prior art keywords
impact
casting line
impact value
line
impact sensor
Prior art date
Application number
PCT/JP2018/022936
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English (en)
Japanese (ja)
Inventor
誉人 石井
原田　久
Original Assignee
新東工業株式会社
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Publication date
Application filed by 新東工業株式会社 filed Critical 新東工業株式会社
Priority to JP2019544254A priority Critical patent/JPWO2019064726A1/ja
Publication of WO2019064726A1 publication Critical patent/WO2019064726A1/fr

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22C—FOUNDRY MOULDING
    • B22C21/00—Flasks; Accessories therefor
    • B22C21/12—Accessories
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22C—FOUNDRY MOULDING
    • B22C23/00—Tools; Devices not mentioned before for moulding
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22C—FOUNDRY MOULDING
    • B22C25/00—Foundry moulding plants
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D47/00—Casting plants
    • B22D47/02—Casting plants for both moulding and casting

Definitions

  • the present invention relates to a method and apparatus for detecting malfunction in a casting line of a casting. More particularly, the present invention relates to a method and apparatus for detecting a casting line operation defect using a minimal impact sensor.
  • a casting line for casting castings steps of mold making, core filling, upper and lower mold combination, casting of molten metal, cooling of cast metal, opening of mold and release are sequentially performed.
  • the solidified metal separated after releasing the frame and breaking the mold is subjected to breakage, cleaning and the like to form a cast product.
  • the casting sand separated after demolding is subjected to sand processing and is again subjected to mold making.
  • the casting defect may occur despite the great effort of the parties concerned.
  • this prior art is dedicated to detecting the weakness of the equipment after completion of installation, and does not always check the process of producing castings. Also, by attaching a sensor that detects acceleration and levelness to the flask or table, it is possible to check the condition of the conveyor that transports the flask or the plate, but the condition of all the flasks or plates Can not check.
  • the present invention has been made in view of the above problems, and it is an object of the present invention to provide a detection method and apparatus capable of detecting a defective operation point of a casting line using a minimum impact sensor in a casting line of a casting. To aim.
  • the present invention adopts the following configurations (1) to (9).
  • An impact sensor is attached to at least one of a plurality of flasks or platen carriages moving through the casting line, and the impact value transmitted to the flask or platen carriage during the operation of the casting line is measured and measured.
  • the impact value and its measurement position are associated and stored, and the newly stored impact value is compared with the past impact value at the same measurement position, and the position where the unique impact value is detected is specified as the operation failure point.
  • At least one impact sensor is attached to each of a roller conveyor for transporting a frame in a casting line and a platen carriage transfer frame, and the impact value measured by the impact sensor during operation of the casting line is When a unique impact value is detected by storing in association with the flask or platen carriage that has passed the mounting position and comparing the newly stored impact value with the impact value of the same same flask or platen carriage in the past A method of detecting a malfunction in a casting line which is identified as a malfunction.
  • An impact sensor attached to at least one of a plurality of flasks or platen carriages in a casting line and an impact value measured by the impact sensor during operation of the casting line are associated with a measurement position of the impact value.
  • a controller for storing the stored data wherein the controller compares the newly stored shock value with the past shock value at the same measurement position, and specifies the position where the unique shock value is detected as the malfunctioning point, casting Detection device of malfunction in the line.
  • the control device includes a control device that stores a frame or plate carriage that has passed the mounting position in association with the frame, and the control device compares the newly stored impact value with the impact value of the same flask or plate carriage in the past, A device for detecting a malfunction in a casting line, which is identified as a malfunction when a unique impact value is detected.
  • the method and apparatus for detecting a malfunction in a casting line if a frame or a platen carriage to which an impact sensor is attached goes around the line, it is possible to check the defective portion of the whole line. In addition, it is possible to check the transport condition from the impact value generated when the flask or the platen carriage passes over the roller conveyor and the platen carriage transport frame to which the impact sensor is attached. If you go around the line, you can check the malfunction of all the flasks or platen carriages.
  • the impact sensor can measure the impact in the X, Y, Z axial directions, the direction of the failure can be identified.
  • the impact value can be measured at any position. If the impact sensor attached to the flask or base plate carriage has both the battery and the wireless transmitter, it is not necessary to store measurement data in the sensor, and measurement values can be collected in real time.
  • FIG. 1 is a schematic block diagram of a casting system shown as an embodiment of the present invention.
  • the upper and lower molds are alternately formed by the main mold making machine, the core is placed, the frame alignment, the casting, the cooling process is performed, and the mold is disassembled. After the frame is separated, the molding process is reached again.
  • An impact sensor is attached to the position shown in FIGS. 2 and 3 of the casting system 1 to detect the position of malfunction of the line. Further details will be described below.
  • the casting system 1 is composed of a first line 2, a second line 3, a third line 4 and a fourth line 5.
  • first line 2 the upper flask 14 and the lower flask 15 move on the roller conveyor in the right direction in FIG. 1 by the first pushers 6 and the first cushions 7 arranged at the both ends thereof.
  • second line 3 the platen carriage 16 is moved rightward on the rail by the second pusher 8 and the second cushion 9.
  • third line 4 the platen carriage 16 is moved leftward on the rail by the third pusher 10 and the third cushion 11.
  • the platen carriage 16 is moved leftward on the rail by the fourth pusher 12 and the fourth cushion 13.
  • the upper and lower flasks 14 and 15 are alternately loaded into the main mold making apparatus 17 by the operation of the first pusher 6 and the first cushion 7, and the mold sand introduced by the conveying apparatus (not shown) is cast. It is filled and molded in a frame.
  • the upper mold 18 and the lower mold 19 are alternately formed with respect to the loaded upper and lower flasks 14 and 15 by rotation of the turntable on which the upper and lower patterns are attached.
  • the molded mold is pushed out of the main molding apparatus 17 by the action of the first pusher 6 and the first cushion 7.
  • the upper and lower molds extruded from the main mold molding apparatus 17 have the lower mold molding surface (surface on which the space for castings is formed) on the upper and lower molds 18 and 19. Invert to make the molding surface upward. Inverted upper and lower molds 18 and 19 are checked by the molding surface by a worker or the like in the core storage area 22 and core insertion is performed in the lower mold 19 when the core is applied.
  • the upper and lower molds 18 and 19 are sent to the second reversing machine 21.
  • the lower mold 19 is not reversed, only the upper mold 18 is reversed, and the molding and molding surface of the upper mold 18 becomes the lower surface.
  • the upper and lower molds 18 and 19 are sent to the frame alignment device 23.
  • the frame alignment device 23 In the frame alignment device 23, the lower mold 19 and the upper mold 18 are stacked in this order on the platen carriage 16.
  • the superimposed mold is referred to as a framed mold 24.
  • the platen carriage 16 and the frame alignment mold 24 are transferred by the framing device 23 to the second line 3 for moving the platen carriage 16 by the operation of the second pusher 8 and the second cushion 9.
  • the upper mold is prevented from rising due to the molten metal pressure at the time of casting by the hackers of the upper and lower flasks, and no weight is used.
  • the frame alignment mold 24 framed on the platen carriage 16 passes the transport rail impact sensor installation position 25 of the second line 3.
  • the state of the platen carriage 16, the frame alignment mold 24, the transport rail 26 and the like at the transport rail impact sensor installation position 25 is shown in a front view of FIG. 2 and in FIG. 3 which is a left side view thereof. 2 and 3 show an enlarged view of a partial cross section and its portion. Moreover, in FIG. 2, the form of the flask impact sensor unit mentioned later is also shown collectively.
  • the platen carriage 16 carrying the frame alignment mold 24 travels on the transport rails 26.
  • the transport rail 26 is attached to the transport frame 27.
  • a plurality of transport frames 27 are provided over the entire transport rail 26 so that the platen carriage 16 carrying the frame alignment mold 24 can stably travel.
  • the transport frame 27 is provided with a transport frame impact sensor 41 as an impact sensor.
  • the transport frame impact sensor 41 measures impacts of X (traveling direction), Y (horizontal direction orthogonal to the traveling direction), and Z (vertical direction) when the platen carriage 16 carrying the frame alignment mold 24 passes.
  • the impact value is transmitted to a line monitoring board 62 described later.
  • FIGS. 2 and 3 also show a form impact sensor 42, which is an impact sensor, attached to one upper form 14 together.
  • the form impact sensor 42 is connected to the storage device 43 and the battery 44 and measures the impact applied to the form X (travel direction), Y (horizontal direction orthogonal to the travel direction), Z (vertical direction),
  • the impact value is stored in the storage unit 43.
  • the impact measurement value stored in the storage device 43 is taken into the line monitoring board 52 when the upper flask 14 to which the flask impact sensor 42 is attached is stopped at a predetermined position.
  • the flask impact sensor unit be installed at a shaded portion of the flask so as to cope with the spillage of water at the time of pouring.
  • the platen carriage 16 carrying the framing mold 24 which has passed the transport rail impact sensor installation position 25 is then sent to the pouring range 28.
  • molten metal is poured into the frame alignment mold 24 by the pouring device 30 traveling on the pouring device traveling rail 29.
  • the pouring mold is referred to as a pouring mold 31.
  • the molten metal of the pouring apparatus 30 is supplied from a melting furnace (not shown) using a ladle (not shown).
  • the pouring mold 31 is sent to the first traverser 32.
  • the first traverser 32 transfers the platen carriage 16 and the pouring mold 31 fed from the second line 3 to the third line 4 or the fourth line 5 by the traveling carriage.
  • the platen carriage 16 and the pouring mold 31 transferred to the third line 4 by the first traverser 32 are transported by the operation of the third pusher 10 and the third cushion 11.
  • the platen carriage 16 and the pouring mold 31 transferred from the first traverser 32 to the fourth line 5 are operated by the fourth pusher 12 and the fourth cushion 13 in the same manner as when fed to the third line 4. It is transported.
  • solidification and cooling of the molten metal poured during transport are performed.
  • the platen carriage 16 and the pouring mold 31 transported to the end of the third line 4 or the fourth line 5 are fed to the second traverser 33.
  • the second traverser 33 transfers the platen carriage 16 and the pouring mold 31 fed from the third line 4 or the fourth line 5 to the second line 3 by the traveling carriage.
  • the platen carriage 16 and the pouring mold 31 transferred to the second line 3 are transported by the operation of the second pusher 8 and the second cushion 9.
  • the pouring mold 31 transported to the punch-out device 34 in the second line 3 is lifted by the punch-out device 34 from the platen carriage 16.
  • the pouring mold 31 is moved onto the mold release device 35, and the casting in which the mold and the pouring metal are solidified is extracted from the upper and lower flasks 14 and 15.
  • the extracted mold and casting are separated into casting sand and casting by a mold disassembling device 35, and are transferred to a post process not shown.
  • the upper and lower flasks 14 and 15 from which the mold and the casting have been taken out are returned by the punch-out device 34 onto the platen carriage 16 of the second line 3.
  • the flask separating apparatus 36 grabs the upper mold 14 of the uppermost stage and places it on the roller conveyor of the first line 2.
  • the upper flask 14 is pushed out by the operation of the first pusher 6 and the first cushion 7.
  • the flask separating apparatus 36 grabs the lower flask 15 and places it on the roller conveyor of the first line 2.
  • the lower flask 15 is pushed out by the operation of the first pusher 6 and the first cushion 7.
  • the flask separating apparatus 36 returns the platen carriage 16 from which the upper and lower flasks 14 and 15 have been removed to the second line 3.
  • the platen carriage 16 returned to the second line 3 is transported on the second line 3 and the upper and lower molds 18 and 19 are placed again by the frame alignment device 23.
  • the roller frame 38 is provided with a roller conveyor impact sensor 49.
  • the roller conveyor impact sensor 49 measures impacts in X (traveling direction), Y (horizontal direction orthogonal to the traveling direction), and Z (vertical direction) when the upper and lower flasks 14 and 15 respectively pass.
  • the measured impact value is transmitted to a line monitoring board 52 described later.
  • the upper and lower flasks 14 and 15 are transported to the main molding machine 17 for each molding, and when reaching the main molding machine 17, molds are molded in the flask. The above operation is repeated in the molding line.
  • the operation of the above-described casting system 1 can be performed by using a control panel attached to the main molding machine 17 and the pouring apparatus 30, the platen carriage 16, and the upper and lower flasks 14 and 15, respectively.
  • a control panel attached to each of the main molding molding machine 17 and the pouring apparatus 30, and the line control panel 51 are electrically connected to the line monitoring panel 52.
  • the casting system 1 does not have to have the line control board 51, the line monitoring board 52, and the control boards attached to the main molding machine 17 and the pouring apparatus 30, respectively.
  • a control panel of any configuration other than the control panel 52 together as a single control panel or as a single control panel including the control panels attached to the main molding machine 17 and the pouring apparatus 30, respectively. May be included. In this document, these control boards are collectively called "control device".
  • the line monitoring board 52 is electrically connected to the transport frame impact sensor 41, and takes in the impact measurement values in the X, Y, and Z directions detected by the transport frame impact sensor 41.
  • the impact measurement value taken in is stored in the line monitoring board 52 in association with the number of the platen carriage 16 that has passed the transfer frame impact sensor installation position 25 and the flask number of the frame alignment mold 24. These operations are repeated each time the plate carriage 16 in the second line 3 is transported, and when the plate carriage 16 makes one round, the traveling states of all the plate carriages 16 can be grasped.
  • an alarm is issued when a unique impact value different from that in normal operation is detected from the stored impact measurement values in association with the number of the platen carriage 16 and the flask number of the frame alignment mold 24 In addition to notifying the line administrator, take action such as stopping the line.
  • a unique impact value different from that during normal operation for example, 20 plates whose impact value measured when a certain platen carriage 16 passes the transport frame impact sensor installation position 25 is earlier than that
  • the shock value may be determined by any other appropriate method as a shock value that is 30% or more larger than the average value of the shock values measured by the carriage 16.
  • the number of plate carriages 16 before that and the ratio to be larger than the average value can be appropriately selected.
  • the line monitoring board 52 is electrically connected to a roller conveyor impact sensor 49 which is an impact sensor, and the impact measurement values in the X, Y, and Z directions detected by the roller conveyor impact sensor 49 are taken.
  • the acquired impact measurement value is stored in the line monitoring board 52 in association with the form number of the upper form 14 and the lower form 15 which have passed the roller conveyor impact sensor installation position 37.
  • the unique impact value different from that during normal operation is, for example, the upper and lower 20 impact values measured when a certain flask 14, 15 passes the roller conveyor impact sensor installation position 37.
  • the impact value when it is 30% or more larger than the average value of the impact values measured by the flasks 14 and 15 may be determined by any other appropriate method.
  • the number of upper and lower flasks 14 and 15 before that and the ratio to be larger than the average value can be appropriately selected.
  • the form impact sensor 42 is connected to the storage device 43 and the battery 44 and measures the impact applied to the form X (travel direction), Y (horizontal direction orthogonal to the travel direction), Z (vertical direction),
  • the impact value is stored in the storage device 43 together with the measurement time.
  • the impact measurement value stored in the storage device 43 is taken into the line monitoring board 52 at a predetermined position, when the upper flask 14 to which the flask impact sensor 42 is attached is stopped. Loading of data into the line monitoring board 52 is performed by connecting a cable and reading data, or by taking out a storage medium set in the storage device 43 or the like.
  • the impact measurement value of the taken-in frame is stored in association with the position of the line. Further, in the fold formed by the main molding apparatus 17 with the impact sensor, the number of the flask, the molding process and the position are stored in association with the operation record of the control apparatus of the main molding apparatus.
  • the line monitoring board 52 takes these measured values as soon as the impact measurement values of the flask are taken in, and compares the newly acquired impact value with the impact value taken in the past, and a unique impact value different from that in normal operation Is recorded, the position is identified, and a line administrator is notified by issuing an alarm or the like.
  • charging operation of the battery 44 may be performed together, or replacement with the one in which the charging is completed may be performed.
  • a unique impact value different from that in the normal operation is, for example, that in the upper frame 14, an impact value measured at a certain position of a certain process is 20 earlier than the upper frame 14.
  • the impact value when it is 30% or more larger than the average value of impact values measured at the process and the position thereof the impact value when the frame 14 is 30% or more larger than the average value of impact values measured in the past Alternatively, it may be defined in any other suitable manner.
  • the number of upper flasks 14 before that and the ratio to be larger than the average value can be appropriately selected.
  • the configuration form B of the form impact sensor unit includes a form impact sensor 42, a battery 44, and a wireless transmitter 45.
  • the impact value measured by the flask impact sensor 42 during the operation of the transfer system 1 is immediately transmitted to the line monitoring board 52 by the wireless transmitter 45.
  • the impact value measured by the flask impact sensor 42 is collated with the master molding apparatus control board, the pouring apparatus control board, and the line control board 51, and the shock is measured and associated with the process. To memorize. The impact value measured (received) is compared with the impact value stored in the process and position, and if a unique impact value different from that in normal operation is recorded, an alarm is issued or the like to the line administrator. In addition to notifying the process and position, take measures such as stopping the line. In addition, when operation of one day is stopped, or when the line is stopped such as before the start of operation, the battery 44 may be charged or may be replaced with one which has been charged. .
  • the configuration C of the form impact sensor unit includes the form impact sensor 42, the storage device 43 or the wireless transmitter 45, the battery 44 and the electromagnetic induction power receiver 46. It is done.
  • the electromagnetic induction power receiver 46 is attached to the side surface of the upper flask 14 so as to approach the electromagnetic induction transmitter 47 as the platen carriage 16 travels.
  • the battery 44 may be charged when the inductive power receiver 46 and the inductive transmitter 47 are close to each other.
  • One or more electromagnetic induction transmitters 47 are provided in the line.
  • the measured impact value is stored in the storage device 43 together with the measurement time.
  • the processing of the impact data stored in the storage device 43 in this case is similar to that of the configuration form A.
  • the wireless transmitter 45 is configured, the impact value measured by the flask impact sensor 42 during the operation of the casting system 1 is immediately transmitted to the line monitoring board 52 by the wireless transmitter 45.
  • the processing of impact data in this case is similar to that of configuration form B.
  • the configuration D of the form impact sensor unit includes the form impact sensor 42, the storage device 53 or the wireless transmitter 45, the battery 44 and the temperature difference generator 48. It is done.
  • the temperature difference generator 48 is attached to the side surface of the upper flask 14, and generates electricity by the temperature difference between the heat transferred from the molten metal at the time of pouring to the flask and the temperature differential generator 48. The power is charged to the battery 44.
  • the measured impact value is stored in the storage device 43 together with the measurement time.
  • the processing of the impact data stored in the storage device 43 in this case is similar to that of the configuration form A.
  • the wireless transmitter 45 is configured, the impact value measured by the flask impact sensor 42 during the operation of the casting system 1 is immediately transmitted to the line monitoring board 52 by the wireless transmitter 45.
  • the processing of impact data in this case is similar to that of configuration form B.
  • the form impact sensor unit of each of the configuration forms A to D may be attached to the platen carriage 16.
  • the present invention it is possible to check the transport state from the impact value of the flask or platen carriage passed over the transport frame to which the impact sensor is attached, and attach the impact sensor. If the flask or platen carriage goes around the casting line, the condition of the series of lines can be checked. Further, according to the present invention, if the impact sensor can simultaneously measure the three axes of X, Y, and Z, the direction of the failure can be identified.
  • the present invention detects a casting line operation failure to prevent the occurrence of casting defects caused by the casting line operation failure. For example, if an impact occurs in the main mold making apparatus 17 at the time of mold casting, a part of the mold may collapse due to the impact, resulting in a "dropout" failure. When a unique impact value different from such a normal time is detected, a line administrator is notified by issuing an alarm or the like, and measures such as line stoppage are taken. In addition, when a unique impact value is detected, in order to ease the impact at the time of molding, a command is issued from the line monitoring board 52 to the main molding apparatus 17 to reduce the operation speed of the main molding apparatus 17 to an optimum state. By doing this, the impact at the time of molding generated in the main molding and molding apparatus 17 is alleviated.
  • casting defects caused by the operation failure of the line include “sand drop”, “mold displacement”, “mold tension”, etc., but a unique impact value in the casting line Is detected at each location by controlling the operation speed of the main molding and molding device 17, the pouring device 30, or the casting line to an optimal state by a command from the line monitoring board 52. The impact is mitigated to prevent the occurrence of casting defects.
  • the impact sensor attached to the flask or platen carriage can measure the impact value at any position by having the battery and the storage device in combination, and check the condition of the line. Can. Further, in the present invention, the impact sensor attached to the flask or the platen carriage can transmit the measured impact value wirelessly. This eliminates the need to store data in the sensor and allows the controller to collect in real time. Further, in the present invention, charging of the battery of the impact sensor attached to the flask or the platen carriage can be wireless charging by electromagnetic induction. This allows in-line charging and eliminates the need for performing a separate charging operation.
  • charging of the battery of the impact sensor attached to the flask or the platen carriage can be of a chargeable type by a temperature difference generator such as a thermoelectric element utilizing heat of molten metal. This allows in-line charging and eliminates the need for performing a separate charging operation.
  • the detection method and apparatus of the malfunctioning in the casting line of this invention are not limited to the above-mentioned embodiment described with reference to drawings, In the technical scope, other various modifications are considered.
  • the platen carriage in the present invention has wheels provided on the platen and travels on the rail in the embodiment, the invention is not limited thereto, and the platen may travel on the roller. The same effect is obtained.
  • the casting line of the said embodiment showed the framed casting line which used the upper and lower frame as an example, it is not limited to a framed casting line, The same effect is obtained also in the frame casting line. Play.
  • the blank frame casting line since the flask does not circulate in the line, it is sufficient to provide an impact sensor on the platen carriage which transports the upper and lower molds, and the impact sensor of the transport frame is the same as the above embodiment. It is good.
  • the condition in the molding apparatus can not be grasped, but the condition check of the entire line on which the platen carriage is transported is performed, including the process of jacket crowning not included in the framed casting line. be able to.
  • the upper mold is prevented from rising due to the molten metal pressure at the time of casting by the hackers of the upper and lower flasks, but a weight system that prevents the upper mold from rising by the weight of the weight or It is good also as a heavy cope system which prevents floating by weight.
  • the impact value is measured in the description of the above embodiment, this impact value is synonymous with the acceleration, and the same effect can be obtained even if the acceleration is measured by the acceleration sensor.

Abstract

La présente invention concerne la fourniture d'un procédé et d'un dispositif de détection avec lesquels il est possible de détecter l'emplacement d'une défaillance opérationnelle dans une ligne de coulée à l'aide d'un capteur d'impact minimal, dans une ligne de coulée pour des pièces coulées. Un capteur d'impact (42) est fixé à au moins un châssis de moulage (14) ou un chariot à plateau (16), une valeur d'impact est mesurée tandis que la ligne de coulée fonctionne, la valeur d'impact mesurée et la position de mesure de celle-ci sont stockées en association les unes avec les autres et sont comparées aux valeurs d'impact passées au niveau de la même position de mesure, et une position à laquelle une valeur d'impact unique est détectée est identifiée comme emplacement de défaillance fonctionnelle. En variante, des capteurs d'impact (41), (49) sont fixés respectivement à un transporteur à rouleaux et à un cadre de transport de chariot à plateau (27), les valeurs d'impact mesurées sont stockées en association avec la boîte à mouler ou le chariot à plateau passant par la position de fixation du capteur d'impact, et sont comparées aux valeurs d'impact passées pour détecter une défaillance opérationnelle.
PCT/JP2018/022936 2017-09-29 2018-06-15 Procédé et dispositif de détection de défaillance opérationnelle dans une ligne de coulée WO2019064726A1 (fr)

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JP2019544254A JPWO2019064726A1 (ja) 2017-09-29 2018-06-15 鋳造ラインにおける動作不良の検出方法及び装置

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JP2017190509 2017-09-29
JP2017-190509 2017-09-29

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113926985A (zh) * 2021-10-26 2022-01-14 共享智能铸造产业创新中心有限公司 一种砂铁比在线计算系统和方法

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02123336U (fr) * 1989-03-24 1990-10-11
JP2001023666A (ja) * 1999-07-08 2001-01-26 Toyota Motor Corp 廃熱回収装置およびその制御方法
JP2012200739A (ja) * 2011-03-24 2012-10-22 Aisin Takaoka Ltd 鋳枠の検査方法及びその検査に用いられる検査ユニット
WO2013146929A1 (fr) * 2012-03-28 2013-10-03 富士通株式会社 Système de transmission d'énergie sans fil et procédé de transmission d'énergie sans fil

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02123336U (fr) * 1989-03-24 1990-10-11
JP2001023666A (ja) * 1999-07-08 2001-01-26 Toyota Motor Corp 廃熱回収装置およびその制御方法
JP2012200739A (ja) * 2011-03-24 2012-10-22 Aisin Takaoka Ltd 鋳枠の検査方法及びその検査に用いられる検査ユニット
WO2013146929A1 (fr) * 2012-03-28 2013-10-03 富士通株式会社 Système de transmission d'énergie sans fil et procédé de transmission d'énergie sans fil

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113926985A (zh) * 2021-10-26 2022-01-14 共享智能铸造产业创新中心有限公司 一种砂铁比在线计算系统和方法

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