EP1997571B1 - Unité de bloc de carotte, système de carotte et dispositif de commande pour une machine à couler sous pression - Google Patents

Unité de bloc de carotte, système de carotte et dispositif de commande pour une machine à couler sous pression Download PDF

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Publication number
EP1997571B1
EP1997571B1 EP07010321A EP07010321A EP1997571B1 EP 1997571 B1 EP1997571 B1 EP 1997571B1 EP 07010321 A EP07010321 A EP 07010321A EP 07010321 A EP07010321 A EP 07010321A EP 1997571 B1 EP1997571 B1 EP 1997571B1
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EP
European Patent Office
Prior art keywords
sprue
heating
block
runner
melt
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.)
Active
Application number
EP07010321A
Other languages
German (de)
English (en)
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EP1997571A1 (fr
Inventor
Norbert Erhard
Dietmar Gerwig
Herbert Trebes
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.)
Oskar Frech GmbH and Co KG
Original Assignee
Oskar Frech GmbH and Co KG
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
Priority to PL07010321T priority Critical patent/PL1997571T3/pl
Application filed by Oskar Frech GmbH and Co KG filed Critical Oskar Frech GmbH and Co KG
Priority to EP07010321A priority patent/EP1997571B1/fr
Priority to DE502007006186T priority patent/DE502007006186D1/de
Priority to AT07010321T priority patent/ATE494088T1/de
Priority to PL10194415T priority patent/PL2295172T3/pl
Priority to EP10194415.5A priority patent/EP2295172B1/fr
Priority to JP2008135857A priority patent/JP5657857B2/ja
Priority to CN200810109108.9A priority patent/CN101310894B/zh
Priority to US12/126,597 priority patent/US8104529B2/en
Publication of EP1997571A1 publication Critical patent/EP1997571A1/fr
Priority to HK09100655.7A priority patent/HK1123253B/xx
Application granted granted Critical
Publication of EP1997571B1 publication Critical patent/EP1997571B1/fr
Priority to HK11105246.8A priority patent/HK1151259B/xx
Priority to US13/328,210 priority patent/US8302660B2/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D17/00—Pressure die casting or injection die casting, i.e. casting in which the metal is forced into a mould under high pressure
    • B22D17/20—Accessories: Details
    • B22D17/2015—Means for forcing the molten metal into the die
    • B22D17/2038—Heating, cooling or lubricating the injection unit
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D17/00—Pressure die casting or injection die casting, i.e. casting in which the metal is forced into a mould under high pressure
    • B22D17/20—Accessories: Details
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D17/00—Pressure die casting or injection die casting, i.e. casting in which the metal is forced into a mould under high pressure
    • B22D17/20—Accessories: Details
    • B22D17/22—Dies; Die plates; Die supports; Cooling equipment for dies; Accessories for loosening and ejecting castings from dies
    • B22D17/2272—Sprue channels
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D17/00—Pressure die casting or injection die casting, i.e. casting in which the metal is forced into a mould under high pressure
    • B22D17/20—Accessories: Details
    • B22D17/32—Controlling equipment
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D35/00—Equipment for conveying molten metal into beds or moulds
    • B22D35/06—Heating or cooling equipment

Definitions

  • the invention relates to a sprue block unit for a hot runner-Angusssystem a die casting machine, wherein the sprue block unit has a block body, is introduced into the at least one melt-carrying channel, which opens out of the block body with a gate gate close-fitting, and integrated in the block body heater for the at least having a melt-carrying channel. Further, the invention relates to a hot runner gate system and a control device for such a die casting machine.
  • a hot runner runner system which is embodied, for example, as a core or fan gating system in which a runner part, which is a permanent part of a solid mold half, contains a plurality of distributed nozzles, each having a central inlet channel and a nozzle Nozzle tip with one or more sprue channels have, which connect to the inlet channel and have a contrast smaller channel cross-section.
  • the sprue channels each terminate in a sprue muzzle close to the gate, which means that the sprue muzzle in question directly forms the so-called gating or is located directly in front of this gated area.
  • the gate or gate area is understood to mean the point at which the cast mold breaks off from the sprue of the melt, ie the gate forms the predetermined breaking point for the cast form of solidified melt in the adjacent gate area. This means that the gate at this gate system is directly at the edge of the mold cavity or immediately before it.
  • the supply of melt into the nozzle feed channels takes place from a sprue tip, which is formed on the inlet side of the sprue piece, via distributing feed channels in the sprue part.
  • the running channels are heated, and in addition, each nozzle is associated with its own heating element in the form of an electrical heating element surrounding the cylindrical nozzle body.
  • the Laid-open publication DE 199 10 853 A1 discloses a die casting machine having a heated melt distributor and a plurality of spaced, heated nozzles sitting in a mold and each having a melt bore for conveying melt to a gate leading to a cavity.
  • the melt distribution manifold has a melt passageway and a plurality of spaced apart transverse openings therethrough, each aligned with one of the nozzles, the melt passageway having a plurality of branches extending outwardly from each of the nozzles from a common inlet section, and a plurality of inserts; each of which has a rear surface, a front surface, an outer surface and a melt passage therethrough.
  • Each of these inserts is received in one of the transverse openings in the melt distributor such that the front surface on the abutting the rear end of a corresponding nozzle, wherein the melt channel has a smoothly curved bend of substantially 90 °, which extends from an inlet on the outer surface, which is aligned with one of the branches of the melt passage in the melt distribution manifold, to an outlet on the front surface , which is aligned with the melt hole of the corresponding nozzle.
  • Each transverse opening is cylindrical, as is the outer surface of each insert.
  • the publication WO 03/018236 A1 discloses a method for producing magnesium die cast parts by means of a die casting machine whose flow path cross section along the melt flow direction is defined in a defined manner to achieve a reduction in flow rate such that the melt transitions from a molten to a semi-solidified doughy state before entering the mold cavity arrives.
  • a heatable nozzle extension with a special cross-sectional configuration of its longitudinal center flow channel bore is provided between a conventional nozzle and the gate area.
  • the Laid-Open Publication DE 103 59 692 A1 discloses an injection molding apparatus having a gate system including a valve pin closure with melt plug formation and plug heating suitable for injection molding.
  • the Laid-open JP 63-137561 A discloses a hot chamber die casting machine in which a temperature sensor senses the temperature at the inside of a melt outlet nozzle in the region of the nozzle outlet, the temperature sensor comprising two thermocouples at different distances from a heat receiving surface to also determine the heat conduction velocity. Depending on the temperature information of this temperature sensor, the closing and heating of the nozzle and the speed and the casting pressure of a casting piston are automatically controlled.
  • the invention is based on the technical problem of providing a sprue block unit of the type mentioned above and a hot runner gate system and a control device for a die casting machine, with which the flexibility of Angusssystems die casting machines and / or the melt heating in Angusssystem and / or the control of the die casting machine can be improved over the above-mentioned prior art.
  • the invention solves this problem by providing a sprue block unit having the features of claim 1, a hot runner gate system having the features of claim 5 and a control device having the features of claim 8.
  • the sprue block unit according to the invention has a block body into which at least one melt-carrying channel is introduced and a heater is integrated.
  • the at least one melt-carrying channel opens out of the block body of the sprue block unit with a sprue opening close to the gate, which means that the sprue block unit forms the gate area for the mold in question or is located directly in front of it with this gate opening close to the gate. This in turn means that the melt can be actively heated by using this sprue block unit on its conveying path until immediately before reaching the mold cavity.
  • the at least one melt-carrying channel comprises at least one inlet channel and at least one runner leading from this to the associated gate near the sprue, and in the Block body of the sprue block unit integrated heating has at least a first controllable heater for Zulaufkanalbesammlungung and independent of the first controllable second heater for Springskanalbeloomung on.
  • the thus possible independent active heating of inlet channel on the one hand and sprue on the other hand allows the setting of relatively variable temperature profiles for the melt path in the sprue block unit. This makes it possible to tune the temperature profile for the path of the melt in the sprue block unit from the inlet channel inlet to the gate near the gate variable to the particular application and to optimize in this way.
  • the sprue block unit is designed as a unit that can be used independently in a respective casting mold.
  • the sprue block unit is not a solid, insoluble sprue block part of a mold or mold half, but can be used modularly and flexibly in various molds, which are provided with corresponding receiving openings.
  • a plurality of such sprue block units can be used in any arrangement configuration depending on the size and type of the mold.
  • the first and / or the second heating device includes a plurality of electrical heating circuits.
  • the feed channel heating or the sprue heating can be further optimized in corresponding applications.
  • a separate controllability of the plurality of electrical heating circuits for the inlet channel heating or the sprue heating may be provided, which may further improve the heating of the melt on its way through the sprue block unit.
  • the at least one inlet channel runs in an axial direction, and the at least one sprue channel extends transversely from the inlet channel.
  • melt can be fed axially and then transversely introduced into the mold cavity.
  • the hot runner gate system of claim 5 is equipped with one or more sprue block units and a manifold block assembly according to the present invention, to which the one or more runner block units are mounted on a runner side.
  • the manifold block assembly is provided with one or more flow channels through which melt can be supplied to the melt-carrying channel (s) of the one or more runner block units.
  • the distributor block structure forms a variably deployable, modular structural unit which, depending on the application, can be configured differently and inserted into a mold or mold half.
  • a plurality of runner block units may be arranged in a linear, i. one-dimensional, configuration or in a two-dimensionally distributed configuration arranged on the manifold block structure and so are used at distributed locations on a sprue side in a mold or mold half.
  • the distribution block structure has one or more distribution block elements, wherein the respective distribution block element can be actively heated. This ensures a continuously heated distribution of melt, which is supplied to the manifold block assembly eg via an upstream dosing unit with casting piston and nozzle, to the individual sprue block units coupled to the manifold block assembly.
  • hot runner-Angusssystem has a heating control loop for the controlled heating thereof, wherein the heating control circuit has at least two individually controlled for adjusting a predetermined temperature profile heating elements for the respective sprue block unit. This allows in operation a comparatively variable and accurate adjustment of the temperature for the melt flowing through the sprue block unit before the melt passes directly from there into the mold cavity. It is understood that, if required, further individually controlled heating elements can be provided along the melt flow path upstream of the sprue block unit.
  • the control device is intended for controlling a die casting machine, which is used for the production of metal die cast ropes and has a hot runner gate system according to the invention and a gate system temperature sensor system.
  • the control device is designed to control a respective mold filling operation as a function of a temperature information supplied to it by the gate system temperature sensor system. Thereby, the mold filling operation, ie the filling of the mold cavity with the melt, can be made dependent on the detected temperature of the melt in the runner system part.
  • this is used to release or start the respective mold filling process only when one or more temperatures detected by the sprue system temperature sensor are within a respectively predetermined desired temperature range or setpoint temperature window in the hot runner gate system. This ensures that the casting of the mold does not take place until predetermined desired temperature conditions prevail in the sprue system, e.g. in one or more sprue block units of the invention used in the hot runner gate system.
  • the in Fig. 1 The sprue system and control part of a die casting machine shown with the components of interest includes a hot runner gate system 1 of modular construction comprising a manifold block assembly 2 and sprue block units attached thereto on a sprue side, in the example shown four sprue block units 3a, 3b, 3c, 3d.
  • the die casting machine can be, for example, a hot-chamber die casting machine for zinc or magnesium die-casting, alternatively also a hot-chamber die casting machine for other materials castable therewith or a die casting machine for metal diecasting of the cold chamber type.
  • the distributor block assembly 2 includes a longitudinal distributor block 2a and two transverse distributor blocks 2b arranged at opposite end regions of the longitudinal distributor block 2a.
  • the longitudinal distribution block 2a has an in Fig. 1 upper side a central inlet opening 4 as Angus mouthpiece of the hot runner-Angusssystems 1, to which in a conventional, not further shown manner, an end nozzle of a casting piston unit of an upstream melt metering unit of the die casting machine can be attached. From Angus mouthpiece 4 performs a longitudinal center rotor channel 5, as in the sectional view of Fig.
  • Each sprue block unit 3a to 3d is constructed in the same way from a block body 8 with integrated heating.
  • the construction of the respective sprue block units 3a to 3d is shown in the sectional views of FIGS FIGS. 2 and 3 to recognize closer. Specifically, in the example shown, it includes a T-shaped basic body 9 with an elongated central dome 9a, in FIG the supply channel 7 is introduced as a central axial bore, and thereof transverse projecting foot part 9b.
  • foot part 9b In the foot part 9b are formed from the mouth of the inlet channel 7 to two opposite sides transverse laxative runners 11a, 11b, which open in the corresponding lower side region of the sprue block unit 3a to 3d, each with a slot-shaped gate opening 12a, 12b close to the gate.
  • a thermal insulation layer 10 is provided in the foot part 9b.
  • this melt-carrying channel system of the sprue block unit 3a to 3d is actively heated in a targeted manner.
  • the integrated heater comprises a first heating device serving primarily the inlet channel heating and a second heating device serving primarily for sprue channel heating, which can be controlled or regulated separately from the first heating device.
  • the first heating device includes two separately controllable heating circuits 13a, 13b, which are arranged on the lateral surface of the central dome 9a
  • the second heating device has two separately controllable electrical heating circuits 14a, 14b, which are also separated from each other and separate from the heating circuits 13a , 13b of the first heating device are controllable and are arranged on the base part 9b of the base body 9.
  • the electric heating circuits 13a to 14b which can be realized, for example, by suitably configured heating wire elements, shielded by a thermal insulation ring 15, which in turn is surrounded by an outer jacket 16 of the sprue block unit 3a to 3d, which is arranged flush with the outside of the foot part 9b.
  • each runner block unit 3a to 3d is as in FIG Fig. 2 represented, in each case a heating control loop associated with a control unit 17, which emits via an electrical amplifier 18 suitable control signals 19, ie heating current signals, separately for each of the separately controllable heating circuits or heating elements 13a to 14b.
  • suitable control signals 19 ie heating current signals
  • the second heater for the sprue heating in addition to the first heater for Zulaufkanalbeloomung can be with this heating loop by means of suitable specification of the corresponding temperature setpoint information a desired temperature profile for the heated, consisting of the inlet channel 7 and the sprue channels 11 a, 11 b melt-carrying channel the sprue block unit 3a to 3d choose very variable and comply very precisely.
  • the respective heating device is made up of a plurality of independently controllable heating circuits or heating elements
  • the temperature profile in the inlet channel region and / or in the sprue channel region can also be adjusted and regulated comparatively fine.
  • a temperature profile that varies depending on the location along the melt path or conveying path of the melt in the inlet channel 7 and / or the sprue channels 11a, 11b can also be predetermined and regulated.
  • the melt can also be actively heated in the manifold block assembly 2 before reaching the sprue block units 3a to 3d.
  • corresponding further heating devices with heating elements integrated in the longitudinal distributor block 2a, for example in FIG Fig. 3 shown heating wires 23, and integrated in the transverse distribution blocks 2b heating elements, eg in Fig. 2 shown heating wires 22.
  • Fig. 1 how out Fig. 1 can be seen, is the in Fig. 2 for one of the sprue block units 3a heating control loop part of an overall heating control loop for all actively heated components of the hot runner Angusssystems 1 with a higher-level central control unit ZR, individual control units 17 1 to 17 4 and associated control signal amplifiers or power units 18 1 to 18 4 for each of Angle block units 3 a to 3d, a single control unit 17 5 with associated power section 18 5 for the controlled heating of the longitudinal manifold block 2a and two individual control units 17 6 , 17 7 each with associated power section 18 6 , 18 7 for the separate heating of each of the two transverse manifolds 2b.
  • Each of the individual control units 17 1 to 17 7 corresponds in their operation of the control unit 17 of Fig. 2 and receives from each of its associated and in the sprue block unit 3a to 3d or in the transverse manifold blocks 2b and the longitudinal manifold block 2a suitably arranged temperature sensor corresponding temperature actual value information 20 i .
  • this status signal 23 i comprises information as to whether the temperature regulated by the particular individual control loop is within a setpoint temperature range or setpoint temperature range specified by the setpoint information 21 i or not.
  • the central control unit ZR separately for each of the sprue block units 3a to 3d, the two transverse manifolds 2b and the longitudinal manifold block 2a individual set temperatures or setpoint temperature ranges to be maintained as temperature profiles are set, which are then adjusted by the individually associated individual control loops .
  • the central control unit ZR depending on the system design and application, in addition to the mentioned heating control for the hot runner runner system fulfill further control tasks. In the example shown, it stands with a central machine control MS of the die casting machine in bidirectional communication connection 24.
  • this is used, inter alia, to inform the central machine controller MS as to whether the heating temperature profiles or setpoint temperature ranges individually individually predetermined for the various heatable components of the hot runner gate system 1 have been achieved or maintained.
  • the central machine control MS uses this information to a respective Formyogllvorgang and thus the feeding of melt in the hot runner-Angusssystem 1 only when it has been informed by the central control unit ZR that all predetermined temperature profiles or set temperatures for the individual heatable components of the hot runner-Angusssystems 1, ie for the sprue block units 3a to 3d, the transverse distribution blocks 2b and the longitudinal distribution block 2a, reached or respected.
  • the temperature in one or more components of the hot runner gate system 1, eg the temperature in the longitudinal manifold block 2a or one of the two transverse manifold blocks 2b or the temperature for the inlet channel 7 and / or the temperature for at least one of the two sprue channels 11a, 11b in one of the sprue block units 3a to 3d, does not lie in the desired, predetermined setpoint temperature window.
  • a further advantage of the invention is the modular design of the hot runner gate system 1, which can be realized in virtually any desired configuration from one or more runner block units, which are designed as units which can be used independently in a respective casting mold, and an upstream manifold block structure.
  • runner block units which are designed as units which can be used independently in a respective casting mold, and an upstream manifold block structure.
  • a suitable number of sprue block units for example with the in FIGS. 2 and 3 shown construction over a solid mold half distributed in corresponding recesses thereof are used.
  • Fig. 1 By way of example, a configuration with four sprue block units in a rectangular distribution is shown.
  • the mating manifold construction with a longitudinal manifold block and two transverse manifold blocks distributes the melt to the runner block units and also serves as a common support or mounting frame to which the sprue block assemblies are attached.
  • any other number of such stand-alone sprue block units may be used in any other geometric arrangement, with appropriate associated manifold block construction, in turn, depending on the application may consist of a single manifold block or of a plurality of attached manifold blocks.
  • Fig. 4 shows the gating system 1 in an installed position in a mold with a fixed mold half 25 and a movable mold half 27 which abut each other in closed mold, as shown, along a parting plane 26 to form a mold cavity 28, the sectional plane of Fig. 4 those of Fig. 2 corresponds, ie it can be seen in Fig. 4 the sprue block unit 3a with its associated transverse distributor 2b.
  • the sprue system 1 with its four sprue block units and its distributor block structure is inserted into corresponding recesses 29 of the fixed mold half 25.
  • the gate openings 12a, 12b are opposite a gate channel 30, which leads with a short length directly into the mold cavity 28, from which in the sectional plane of the Fig. 4 only a small section can be seen.
  • the supplied melt passes from the rotor channel 6 of the transverse distributor block 2b into the inlet channel 7 of the respective sprue block unit, then distributes itself into the sprue channels 11a, 11b and is forced into the mold cavity 28 via the gate openings 12a, 12b and the gate channels 30. In this case, it is actively heated on its conveying path until it leaves the sprue openings 12a, 12b.
  • the heating in the respective sprue block unit by the two separately controllable or controllable heaters with one or more heating circuits 13a, 13b and 14a, 14b for heating the inlet channel 7 and the sprue channels 11 a, 11 b very flexible and sensitive, in particular a desired temperature profile for the conveying path of the melt in the respective sprue block unit can be predetermined and maintained.
  • the melt can be up to its entry into the mold cavity 28 via the gates 30 in a predeterminable manner controlled or controlled active heating.
  • a hot runner runner system having a whole set of different configurations of runner block units, each with associated manifold block construction, may be provided for use in various molds.
  • the respective sprue block unit is designed as a unit which can be used independently in a respective casting mold and consequently is not a permanent component of a fixed mold half or of a sprue block permanently attached to it
  • the respective sprue block unit or an entire hot runner gate system can have one or more sprue block units and associated manifold block structure If necessary, they are used for different casting molds, ie the sprue block unit or the hot runner gate system, after it was first used in a first casting mold, is removed therefrom and can subsequently or later be inserted into another casting mold.
  • FIG. 5 a configuration of a hot runner-Angusssystems 1 'according to the invention, the three sprue block units 3e, 3f, 3g of the in FIGS. 2 and 3 shown in a star-shaped, triangular arrangement with a manifold block construction, which is formed by a single, three-pronged manifold block 2 'with inlet-side, central Angusmund Kab 4'.
  • a manifold block construction which is formed by a single, three-pronged manifold block 2 'with inlet-side, central Angusmund Fabric 4'.
  • a manifold block construction which is formed by a single, three-pronged manifold block 2 'with inlet-side, central Angusmund Kab 4'.
  • the distributor block 2 'and the sprue block units 3e, 3f, 3g are in the same manner as above for the embodiment of Fig. 1 to 4 described separately associated heating elements associated with individual heating control circuits and an associated central control unit, which here no repeated description needs. Otherwise, the hot runner gate system corresponds to 1 'of Fig. 5 in its mode of action and its advantages to that of the Fig. 1 to 4 , to which reference can be made.
  • the modular hot runner gate system according to the invention is suitable e.g. for hot chamber die casting machines, but it is equally usable for die casting machines of the cold chamber type.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Molds, Cores, And Manufacturing Methods Thereof (AREA)
  • Encapsulation Of And Coatings For Semiconductor Or Solid State Devices (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)

Claims (9)

  1. Unité de descente de coulée pour un système de descente de coulée à canal chaud d'une machine à couler sous pression comprenant
    - un corps sous forme de bloc (8), dans lequel au moins un canal (7, 11a, 11b) véhiculant la masse fondue est introduit, lequel débouche à la sortie du corps sous forme de bloc par une ouverture de descente de coulée (12a, 12b) proche du point d'injection et contient au moins un canal d'arrivée (7) et au moins un canal de descente de coulée (11a, 11b) allant de ce canal à l'ouverture de descente de coulée associée, et
    - un chauffage (13a à 14b) intégré dans le corps sous forme de bloc pour le au moins un canal véhiculant la masse fondue, qui présente un premier dispositif de chauffage (13a, 13b) pour le chauffage du canal d'arrivée,
    caractérisée en ce que
    le chauffage intégré dans le corps sous forme de bloc (8) présente un second dispositif de chauffage (14a, 14b), contrôlable indépendamment du premier, pour le chauffage du canal de descente de coulée.
  2. Unité de descente de coulée selon la revendication 1, caractérisée également en ce qu'elle est conçue sous forme de module (3a à 3d) pouvant être inséré de façon autonome dans un moule respectif.
  3. Unité de descente de coulée selon la revendication 2, caractérisée également en ce que le premier dispositif de chauffage et/ou le second dispositif de chauffage contient (contiennent) plusieurs circuits de chauffage (13a, 13b ; 14a, 14b) électriques pouvant être pilotés séparément.
  4. Unité de descente de coulée selon la revendication 2 ou 3, caractérisée également en ce que le canal de descente de coulée (11a, 11b) respectif part transversalement du canal d'arrivée agencé dans la direction axiale.
  5. Système de descente de coulée à canal chaud pour une machine à couler sous pression, caractérisé par
    - une ou plusieurs unités de descente de coulée (3a à 3d) selon l'une quelconque des revendications 1 à 4 et
    - une structure de bloc répartiteur (2), sur laquelle une ou plusieurs des unités de descente de coulée sont disposées sur un côté de descente de coulée et qui présente un ou plusieurs canaux de passage (5, 6) pour l'arrivée de la masse fondue dans le canal ou les canaux véhiculant la masse fondue de l'une ou plusieurs des unités de descente de coulée.
  6. Système de descente de coulée à canal chaud selon la revendication 5, caractérisé également en ce que
    la structure de bloc répartiteur présente un ou plusieurs éléments de bloc répartiteur (2a, 2b) reliés les uns aux autres et pouvant être chauffés.
  7. Système de descente de coulée à canal chaud la revendication 5 ou 6, caractérisé également par un circuit de réglage de chauffage pour le chauffage régulé de l'unité de descente de coulée respective, le circuit de réglage de chauffage présentant au moins deux éléments de chauffage (13a, 13b, 14a, 14b) régulés individuellement pour le réglage d'un profil de température prédéfinissable pour l'unité de descente de coulée (3a à 3d) respective.
  8. Dispositif de commande pour une machine à couler sous pression,
    caractérisé en ce que
    le dispositif de commande est aménagé pour commander une machine à couler sous pression dotée d'un système de descente de coulée à canal chaud (1) selon l'une quelconque des revendications 5 à 7 avec capteur de température du système de descente de coulée associé, recevoir alors une information sur la température du capteur de température du système de descente de coulée et commander en fonction de cela une opération de remplissage de moule de la machine à couler sous pression.
  9. Dispositif de commande selon la revendication 8, caractérisé également en ce qu'il est aménagé pour autoriser une opération de remplissage de moule de la machine à couler sous pression uniquement dans les cas où une ou plusieurs des températures enregistrées par le capteur de température du système de descente de coulée dans le système de descente de coulée à canal chaud se situe(nt) dans les limites d'une plage de températures de consigne respectivement prédéfinie.
EP07010321A 2007-05-24 2007-05-24 Unité de bloc de carotte, système de carotte et dispositif de commande pour une machine à couler sous pression Active EP1997571B1 (fr)

Priority Applications (12)

Application Number Priority Date Filing Date Title
EP07010321A EP1997571B1 (fr) 2007-05-24 2007-05-24 Unité de bloc de carotte, système de carotte et dispositif de commande pour une machine à couler sous pression
DE502007006186T DE502007006186D1 (de) 2007-05-24 2007-05-24 Angussblockeinheit, Angusssystem und Steuerungseinrichtung für eine Druckgießmaschine
AT07010321T ATE494088T1 (de) 2007-05-24 2007-05-24 ANGUSSBLOCKEINHEIT, ANGUSSSYSTEM UND STEUERUNGSEINRICHTUNG FÜR EINE DRUCKGIEßMASCHINE
PL10194415T PL2295172T3 (pl) 2007-05-24 2007-05-24 Jednostka bloku wlewowego, układ wlewowy i urządzenie sterujące dla maszyny do odlewania ciśnieniowego
EP10194415.5A EP2295172B1 (fr) 2007-05-24 2007-05-24 Unité de bloc de carotte, système de carotte et dispositif de commande pour une machine à couler sous pression
PL07010321T PL1997571T3 (pl) 2007-05-24 2007-05-24 Jednostka bloku wlewowego, układ wlewowy i urządzenie sterujące, przeznaczone dla maszyny do odlewania ciśnieniowego
JP2008135857A JP5657857B2 (ja) 2007-05-24 2008-05-23 ダイカストマシン用の注湯ブロックユニット、注湯システムおよび制御装置
CN200810109108.9A CN101310894B (zh) 2007-05-24 2008-05-23 浇铸块单元，浇铸系统和用于压铸机的控制装置
US12/126,597 US8104529B2 (en) 2007-05-24 2008-05-23 Feed back unit, feed system and control device for a pressure die-casting machine
HK09100655.7A HK1123253B (en) 2009-01-21 Sprue block unit, sprue system and control unit for a diecast machine
HK11105246.8A HK1151259B (en) 2011-05-26 Sprue block unit, sprue system and control unit for a diecast machine
US13/328,210 US8302660B2 (en) 2007-05-24 2011-12-16 Feed block unit, feed system and control device for a pressure die-casting machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP07010321A EP1997571B1 (fr) 2007-05-24 2007-05-24 Unité de bloc de carotte, système de carotte et dispositif de commande pour une machine à couler sous pression

Related Child Applications (1)

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EP10194415.5A Division EP2295172B1 (fr) 2007-05-24 2007-05-24 Unité de bloc de carotte, système de carotte et dispositif de commande pour une machine à couler sous pression

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EP1997571A1 EP1997571A1 (fr) 2008-12-03
EP1997571B1 true EP1997571B1 (fr) 2011-01-05

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EP10194415.5A Active EP2295172B1 (fr) 2007-05-24 2007-05-24 Unité de bloc de carotte, système de carotte et dispositif de commande pour une machine à couler sous pression
EP07010321A Active EP1997571B1 (fr) 2007-05-24 2007-05-24 Unité de bloc de carotte, système de carotte et dispositif de commande pour une machine à couler sous pression

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US (2) US8104529B2 (fr)
EP (2) EP2295172B1 (fr)
JP (1) JP5657857B2 (fr)
CN (1) CN101310894B (fr)
AT (1) ATE494088T1 (fr)
DE (1) DE502007006186D1 (fr)
PL (2) PL1997571T3 (fr)

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WO2016193397A1 (fr) 2015-06-05 2016-12-08 Oskar Frech Gmbh + Co. Kg Système d'injection pour moule de coulée sous pression

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DE102012112370A1 (de) * 2012-12-17 2014-06-18 Krones Ag Vorrichtung zum Erwärmen von Kunststoffvorformlingen
DE102015100861B4 (de) * 2015-01-21 2018-07-19 TransMIT Gesellschaft für Technologietransfer mbH Heißkanal für eine Druckgussvorrichtung und Betriebsverfahren dafür
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CN106735075B (zh) * 2016-12-30 2019-01-15 宁波海天金属成型设备有限公司 一种压铸机智能开合模控制方法及控制系统
CN108568497A (zh) * 2017-03-09 2018-09-25 四川省宜宾普什驱动有限责任公司 一种高速铁路钢轨扣件专用热流道装置
CN110076316A (zh) * 2019-05-26 2019-08-02 深圳市宝田精工塑胶模具有限公司 一种锌合金产品的成型方法及锌合金成型模具
CN113600788B (zh) * 2021-07-14 2022-12-27 江西省铭鑫荣智能科技有限公司 一种制作精密结构件的压铸机械脱模分离设备及实施方法
CN114309535B (zh) * 2021-12-30 2024-01-02 宁波三诚压铸模具有限公司 直流电感盒成型模具
CN117026060A (zh) * 2023-07-17 2023-11-10 江苏圣珀新材料科技有限公司 一种适合oled柔性屏金属掩膜板背板箔材用的4j36熔炼方法

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DE102015210400A1 (de) 2015-06-05 2016-12-08 Oskar Frech Gmbh + Co. Kg Heißkanal-Angusssystem für eine Druckgießform
WO2016193397A1 (fr) 2015-06-05 2016-12-08 Oskar Frech Gmbh + Co. Kg Système d'injection pour moule de coulée sous pression
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US20080289791A1 (en) 2008-11-27
HK1151259A1 (en) 2012-01-27
JP5657857B2 (ja) 2015-01-21
CN101310894B (zh) 2014-01-29
US20120145352A1 (en) 2012-06-14
PL1997571T3 (pl) 2011-05-31
PL2295172T3 (pl) 2015-07-31
CN101310894A (zh) 2008-11-26
EP2295172A1 (fr) 2011-03-16
US8302660B2 (en) 2012-11-06
DE502007006186D1 (de) 2011-02-17
EP1997571A1 (fr) 2008-12-03
HK1123253A1 (en) 2009-06-12
EP2295172B1 (fr) 2014-12-31
US8104529B2 (en) 2012-01-31
ATE494088T1 (de) 2011-01-15
JP2008290153A (ja) 2008-12-04

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