EP3426423B1 - Device for producing cast parts, such as aluminum castings, in a pressure method or low-pressure method - Google Patents
Device for producing cast parts, such as aluminum castings, in a pressure method or low-pressure method Download PDFInfo
- Publication number
- EP3426423B1 EP3426423B1 EP17710474.2A EP17710474A EP3426423B1 EP 3426423 B1 EP3426423 B1 EP 3426423B1 EP 17710474 A EP17710474 A EP 17710474A EP 3426423 B1 EP3426423 B1 EP 3426423B1
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- EP
- European Patent Office
- Prior art keywords
- sliding
- sliding element
- rail
- sliding surface
- accordance
- Prior art date
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- 238000005266 casting Methods 0.000 title claims description 44
- 238000000034 method Methods 0.000 title claims description 17
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims description 5
- 229910052782 aluminium Inorganic materials 0.000 title claims description 5
- 239000013641 positive control Substances 0.000 claims description 3
- 238000006073 displacement reaction Methods 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000000465 moulding Methods 0.000 description 2
- 125000006850 spacer group Chemical group 0.000 description 2
- 238000001816 cooling Methods 0.000 description 1
- 238000009877 rendering Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/22—Moulds for peculiarly-shaped castings
- B22C9/28—Moulds for peculiarly-shaped castings for wheels, rolls, or rollers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/06—Permanent moulds for shaped castings
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D18/00—Pressure casting; Vacuum casting
- B22D18/04—Low pressure casting, i.e. making use of pressures up to a few bars to fill the mould
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D25/00—Special casting characterised by the nature of the product
- B22D25/02—Special casting characterised by the nature of the product by its peculiarity of shape; of works of art
Definitions
- the invention relates to a device for producing castings, such as cast aluminum, in the pressure process or low-pressure process using a casting tool, which consists of movably arranged side parts with a base plate that accommodates a lower part or a lower mold part and a plate that has an upper part or upper mold part, with at least The upper part with a demolding plate and the upper mold part can be adjusted in the vertical direction with respect to the base of the casting tool using at least one adjusting device and which can also be adjusted in the horizontal direction using the and/or other adjusting devices.
- a casting tool which consists of movably arranged side parts with a base plate that accommodates a lower part or a lower mold part and a plate that has an upper part or upper mold part, with at least The upper part with a demolding plate and the upper mold part can be adjusted in the vertical direction with respect to the base of the casting tool using at least one adjusting device and which can also be adjusted in the horizontal direction using the and/or other adjusting devices.
- the invention is based on the object of designing and arranging the device in such a way that a simultaneous or contemporaneous movement of the adjustable components is achieved and the demolding process runs in such a way that the cast part is not damaged.
- the cast part Due to the simultaneous kinematics of the individual parts in connection with the numerous sliding surfaces, the cast part is released very quickly and, in particular, uniformly from the upper tool or upper part and is thus demoulded evenly and non-destructively.
- the plate or the upper part and the second sliding element or the tilting strip are firmly connected to one another and connected to the casting tool, with the second sliding element being in direct or indirect contact with the demolding plate against the sliding element or the T-strip or the tilting strip with the third and fourth as well as with the fifth and sixth sliding surface and the further horizontal sliding surfaces of the first sliding element or the T-strip as well as the first and second sliding surface the first sliding element are moved outwards far enough that the fifth and sixth sliding surfaces the demolding plate and the first sliding element or T-bar come into contact and, with a further movement of the adjusting device in the vertical direction, the side parts or side slides are forcibly moved downwards and outwards in an inclined plane.
- the first sliding element is designed as a T-bar and consists of a horizontal part and a vertically arranged web in which an opening is provided for receiving a fastening element, with the aid of which it is connected to the side part.
- the second sliding element or tilting strip and the upper part are firmly connected to one another via fastening elements and are connected to the casting tool in a vertically adjustable manner, the web provided on the first sliding element being received in a slot opening provided in the upper part and allows lateral adjustment of the side part or side shift.
- the first sliding element is designed as a T-bar and has two first and fifth sliding surfaces arranged in opposite directions at a 45° angle, which are provided in the area of one end of the horizontal part, with a recess on the underside of the first sliding element is provided with the third sliding surface, in which the second sliding element is accommodated in such a way that a lateral adjustment of the first sliding element in the side part is permitted, so that the fifth and sixth sliding surfaces can come into contact and thereby the side parts downwards in the vertical direction and outwards can be adjusted in the horizontal direction and the demolding plate has a plurality of sliding surfaces on the outer circumference, which come into contact with the sliding surfaces of the first sliding element.
- the side parts consist of at least two or more side part segments, which are fed to one another via obliquely running sliding or sliding strips in the direction of the center or vertical longitudinal central axis and thus close the casting tool and the obliquely running sliding surfaces of the second sliding element and of the first sliding element or the T-bar and the sliding surfaces on the first sliding element or the T-bar and the upper part are arranged horizontally in such a way that when the demoulding plate is adjusted in the vertical direction, the first sliding element or the T-bar is displaced in the direction allow to the outside
- the overall costs of the manufacturing process for castings are reduced, since the moving components can also be dismantled quickly and easily or continuously.
- In 1 20 denotes a casting tool for a device for producing cast parts 9, such as cast aluminum, in the pressure process or low-pressure process, with the process pressure for the device described below being around 1 bar or even slightly higher.
- the casting tool 20 consists of a plurality of movably arranged side parts 4 with a base plate 1 accommodating a lower part or a lower mold part 3 and a plate having an upper part 7 or upper mold part 5 . At least the upper part 7 is connected to a cover plate 14 of the device by means of a spacer column 14 .
- a demolding plate 10 is connected to the upper mold part 5 of the device and can be adjusted in the vertical direction Z with the aid of at least one adjusting device 17 with respect to the base of the casting tool 20, and the side parts 4 can also be adjusted in the horizontal direction X with the aid of the and/or another adjusting device adjustable.
- At least the one adjusting device 17 interacts directly or indirectly with the demolding plate 10 for demolding the cast part 9 .
- the upper mold part 5 is first adjusted in the vertical direction Z and then the side parts 4 in the vertical direction X, likewise at least via the one adjusting device 17.
- the adjusting device 17 interacts with positive control elements which cause a continuous or uniform movement of the side parts or side slides 4 in the vertical and horizontal direction in relation to the base of the casting tool.
- the forced control elements are designed as sliding surfaces 18a, 18b, 19a, 19b, 50a, 50b, 60a, 60b, 70a, 70b. Two or more 18a, 18b, 19a, 19b, 50a, 50b, 60a, 60b, 70a, 70b work together to demould the cast part 9.
- the device or the casting tool 20 is assigned five pairs of sliding surfaces.
- the first pair of sliding surfaces 18a, 18b running at an angle of 45° consists of a first sliding surface 18a provided on the first sliding element or a T-bar 8 and a second sliding surface 18b provided on the upper part 7.
- the second sliding surface pair 19a, 19b running at an angle of 45° consists of the third sliding surface 19a provided on the first sliding element or a T-strip 8 and a fourth sliding surface 19b provided on the sliding element or on the tilting strip 11.
- the third sliding surface pair 50a, 50b running at an angle of 45° consists of a fifth sliding surface 50a provided on the first sliding element 8 and a sixth sliding surface 50b provided on the mold release plate 10.
- the fourth pair of sliding surfaces 60a, 60b consists of a seventh horizontal sliding surface 60a provided on the mold release plate 10 and an eighth horizontal sliding surface 60b provided on the first sliding element or the T-bar 8.
- the fifth horizontally extending pair of sliding surfaces 70a, 70b consists of a ninth sliding surface 70a provided on the first sliding element or a T-bar 8 and a tenth sliding surface 70b provided on the upper part 7.
- the upper part 7 and the second sliding element or tilting strip 11 are firmly connected to one another via fastening elements, are firmly connected to the casting tool 20 and are therefore not adjustable in the vertical direction.
- the casting tool 20 has an opening 25 in which the casting is formed ( Figure 5c .).
- the first sliding element 8 has a vertical web 21 and is connected to the side part 4 by means of a fastening element or a bolt, not shown.
- the bolt extends through a bore 53 provided in the T-part 8 and a slot opening 51 provided in the upper part 7 ( 6 ) to the side panel 4.
- the plate or the upper part 7 and the second sliding element or the tilting strip 11 are firmly connected to one another and directly or indirectly connected to the casting tool 20, when the demolding plate 10 directly or indirectly rests against the first sliding element or the T-strip 8 and thus in accordance with indirect action on the side part 4, the T-bar 8 with the side part 4 outwards in direction X Figure 4b , shifted so that the sliding surfaces 50a and 50b run on an inclined plane at an angle of 45° with respect to the base of the device.
- the first sliding element is designed as a T-bar 8 and consists of a horizontal part and the vertically arranged web 21, in which the opening 53 is provided for receiving a fastening element, not shown in the drawing, the web 21 and a horizontally running part 22 and thus the sliding element 8 can be firmly connected to the side part 4 .
- the T-bar 8 and the side part 4 are therefore adjusted together in the Z and X directions.
- the mold release plate 10 has several, in particular 8, sliding surfaces 50b on the outer circumference, which come into contact with the sliding surfaces 50a of the first sliding element 8 .
- the side panels 4 are made according to Figure 5c , 10 , consisting of at least two, in particular four side part segments, which are fed towards one another in the direction of the center or vertical longitudinal central axis via sloping and interacting sliding or sliding strips 6, 13 arranged on a corner part 16 of the base plate 1 and on the side part 4, in order to thereby form the casting tool 20 to be closed again after the demolding process, so that the casting tool 20 can be filled with melt again via a sprue bushing 2 at a low pressure of approx. 1 bar to 5 bar can.
- the side parts have inwardly directed concave shaped surfaces which determine the outer sides of the cast part 9.
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Molds, Cores, And Manufacturing Methods Thereof (AREA)
- Moulds, Cores, Or Mandrels (AREA)
- Continuous Casting (AREA)
Description
Die Erfindung betrifft eine Vorrichtung zur Herstellung von Gussteilen, wie Aluminiumguss, im Druckverfahren oder Niederdruckverfahren mit Hilfe eines Gusswerkzeugs, das aus beweglich angeordneten Seitenteilen mit einem ein Unterteil oder ein unteres Formteil aufnehmenden Grundplatte und ein Oberteil oder oberes Formteil aufweisenden Platte besteht, wobei zumindest das Oberteil mit einer Entformungsplatte und dem oberen Formteil mit Bezug auf die Standfläche des Gusswerkzeugs mit Hilfe mindestens einer Stellvorrichtung in vertikaler Richtung verstellbar ist und die ebenfalls mit Hilfe der und/oder weiteren Stellvorrichtungen in horizontaler Richtung verstellbar sind.The invention relates to a device for producing castings, such as cast aluminum, in the pressure process or low-pressure process using a casting tool, which consists of movably arranged side parts with a base plate that accommodates a lower part or a lower mold part and a plate that has an upper part or upper mold part, with at least The upper part with a demolding plate and the upper mold part can be adjusted in the vertical direction with respect to the base of the casting tool using at least one adjusting device and which can also be adjusted in the horizontal direction using the and/or other adjusting devices.
Es ist bereits ein Werkzeug aus der
Der Erfindung liegt die Aufgabe zugrunde, die Vorrichtung derart auszubilden und anzuordnen, dass eine simultane oder zeitgleiche Bewegung der verstellbaren Bauteile erzielt wird und der Entformungsvorgang so verläuft, dass keine Beschädigung des Gussteils auftritt.The invention is based on the object of designing and arranging the device in such a way that a simultaneous or contemporaneous movement of the adjustable components is achieved and the demolding process runs in such a way that the cast part is not damaged.
Die Aufgabe wird erfindungsgemäß durch eine Vorrichtung nach Anspruch 1 gelöst.The object is achieved according to the invention by a device according to
Vorteilhaft ist es auch, dass zum Entformen des Gussteils jeweils zwei oder mehrere Gleitflächen zusammenwirken. Hierdurch wird das Gussteil, das beim Gießvorgang durch die Seitenschieber umschlossen ist, nach Erkalten mit dem Oberteil nach oben bewegt und anschließend vom Oberteil entformt. Durch Absenken und seitliches kontinuierliches Herausfahren der Seitenschieber werden die Gussteile ohne Beschädigung insbesondere der Oberfläche des Gussteils gelöst, nach unten auf eine Transportplatte abgelegt und seitlich herausgefahren. Durch die erfindungsgemäße Entformung entsteht auch kein Verzug an der Vorderseite des Gussteils.It is also advantageous for two or more sliding surfaces to interact in order to demould the cast part. This will the cast part, which is surrounded by the side slides during the casting process, is moved upwards with the upper part after cooling and then demolded from the upper part. By lowering and continuously moving the side shifters out to the side, the castings are loosened without damaging the surface of the casting in particular, laid down on a transport plate and moved out to the side. Due to the demolding according to the invention, there is also no distortion on the front side of the cast part.
Durch simultane Kinematik der Einzelteile in Verbindung mit den zahlreichen Gleitflächen wird das Gussteil sehr schnell und insbesondere gleichförmig vom oberen Werkzeug bzw. Oberteil gelöst und dadurch auch gleichmäßig zerstörungsfrei entformt.Due to the simultaneous kinematics of the individual parts in connection with the numerous sliding surfaces, the cast part is released very quickly and, in particular, uniformly from the upper tool or upper part and is thus demoulded evenly and non-destructively.
Vorteilhaft ist es, dassdem Gusswerkzeug fünf Gleitflächenpaare zugeordnet sind.It is advantageous that five pairs of sliding surfaces are assigned to the casting tool.
Von besonderer Bedeutung ist für die vorliegende Erfindung, dass das erste in einem Winkel von 45° verlaufende Gleitflächenpaar aus einer ersten am ersten Gleitelement oder einer T-Leiste vorgesehenen Gleitfläche und einer zweiten am Oberteil vorgesehenen Gleitfläche besteht,
- wobei das zweite in einem Winkel von 45° verlaufende Gleitflächenpaar aus der dritten am ersten Gleitelement oder einer T-Leiste vorgesehenen dritten Gleitfläche und einer vierten an einem Gleitelement oder einer Kippleiste vorgesehenen Gleitfläche besteht,
- wobei das dritte in einem Winkel von 45° verlaufende Gleitflächenpaar aus einer fünften am ersten Gleitelement vorgesehenen Gleitfläche und einer sechsten an der Entformungsplatte vorgesehenen Gleitfläche besteht,
- wobei das vierte horizontal verlaufende Gleitflächenpaar aus einer siebten an der Entformungsplatte vorgesehenen horizontalen Gleitfläche und einer achten am ersten Gleitelement oder der T-Leiste horizontal vorgesehenen Gleitfläche besteht,
- wobei das fünfte horizontal verlaufende Gleitflächenpaar aus einer neunten am ersten Gleitelement oder der T-Leiste vorgesehenen Gleitfläche und einer zehnten am Oberteil vorgesehenen Gleitfläche) besteht.
- wherein the second pair of sliding surfaces running at an angle of 45° consists of the third sliding surface provided on the first sliding element or a T-strip and a fourth sliding surface provided on a sliding element or a tilting strip,
- wherein the third pair of sliding surfaces running at an angle of 45° consists of a fifth sliding surface provided on the first sliding element and a sixth sliding surface provided on the demolding plate,
- wherein the fourth horizontally extending pair of sliding surfaces consists of a seventh horizontal sliding surface provided on the mold release plate and an eighth sliding surface provided horizontally on the first sliding element or the T-bar,
- wherein the fifth horizontally extending pair of sliding surfaces consists of a ninth sliding surface provided on the first sliding element or the T-bar and a tenth sliding surface provided on the upper part).
Auch ist es vorteilhaft, dass die Platte oder das Oberteil und das zweite Gleitelement oder die Kippleiste fest mit einander verbunden und an das Gusswerkzeug angeschlossen sind, wobei bei mittel- oder unmittelbarer Anlage der Entformungsplatte gegen das Gleitelement oder die T-Leiste, das zweite Gleitelement oder die Kippleiste mit der dritten und vierten sowie mit der fünften und sechsten Gleitfläche und die weiteren horizontal verlaufenden Gleitflächen des ersten Gleitelements oder der T-Leiste sowie der ersten und zweiten Gleitfläche das erste Gleitelement soweit nach außen bewegt werden, dass die fünften und sechsten Gleitflächen der Entformungsplatte und dem ersten Gleitelement oder T-Leiste zur Anlage kommen und bei einer weiteren Bewegung der Stellvorrichtung in vertikaler Richtung die Seitenteile oder Seitenschieber in einer schrägen Ebene zwanggeführt nach unten und nach außen bewegt werden.It is also advantageous that the plate or the upper part and the second sliding element or the tilting strip are firmly connected to one another and connected to the casting tool, with the second sliding element being in direct or indirect contact with the demolding plate against the sliding element or the T-strip or the tilting strip with the third and fourth as well as with the fifth and sixth sliding surface and the further horizontal sliding surfaces of the first sliding element or the T-strip as well as the first and second sliding surface the first sliding element are moved outwards far enough that the fifth and sixth sliding surfaces the demolding plate and the first sliding element or T-bar come into contact and, with a further movement of the adjusting device in the vertical direction, the side parts or side slides are forcibly moved downwards and outwards in an inclined plane.
Ferner ist es vorteilhaft, dass das erste Gleitelement als T-Leiste ausgebildet ist und aus einem horizontalen Teil und einem vertikal angeordneten Steg besteht, in dem zur Aufnahme eines Befestigungselements eine Öffnung vorgesehen ist, mit dessen Hilfe es an das Seitenteil angeschlossen ist.Furthermore, it is advantageous that the first sliding element is designed as a T-bar and consists of a horizontal part and a vertically arranged web in which an opening is provided for receiving a fastening element, with the aid of which it is connected to the side part.
Vorteilhaft ist es auch, dass das zweite Gleitelement oder Kippleiste und das Oberteil über Befestigungselemente fest miteinander verbunden und an das Gusswerkzeug vertikal verstellbar angeschlossen sind, wobei der am ersten Gleitelement vorgesehene Steg in einer im Oberteil vorgesehenen Langlochöffnung aufgenommen ist und ein seitliches Verstellen des Seitenteils oder Seitenschiebers zulässt.It is also advantageous that the second sliding element or tilting strip and the upper part are firmly connected to one another via fastening elements and are connected to the casting tool in a vertically adjustable manner, the web provided on the first sliding element being received in a slot opening provided in the upper part and allows lateral adjustment of the side part or side shift.
Ferner ist es vorteilhaft, dassdas erste Gleitelement als T-Leiste ausgebildet ist und zwei in einem 45° Winkel gegenläufig angeordnete erste und fünfte Gleitflächen aufweist, die im Bereich des einen Endes des horizontalen Teils vorgesehen sind, wobei an einer Unterseite des erstes Gleitelements eine Aussparung mit der dritten Gleitfläche vorgesehen ist, in der das zweite Gleitelement derart aufgenommen ist, dass ein seitliches Verstellen des ersten Gleitelements im Seitenteil zulässt, sodass die die fünften und sechsten Gleitflächen zur Anlage kommen können und dadurch die Seitenteile nach unten in vertikaler Richtung und nach außen in horizontaler Richtung verstellt werden können und die Entformungsplatte am Außenumfang mehrere Gleitflächen aufweist, die mit den Gleitflächen des ersten Gleitelements zur Anlage kommen.It is also advantageous that the first sliding element is designed as a T-bar and has two first and fifth sliding surfaces arranged in opposite directions at a 45° angle, which are provided in the area of one end of the horizontal part, with a recess on the underside of the first sliding element is provided with the third sliding surface, in which the second sliding element is accommodated in such a way that a lateral adjustment of the first sliding element in the side part is permitted, so that the fifth and sixth sliding surfaces can come into contact and thereby the side parts downwards in the vertical direction and outwards can be adjusted in the horizontal direction and the demolding plate has a plurality of sliding surfaces on the outer circumference, which come into contact with the sliding surfaces of the first sliding element.
Ferner ist es vorteilhaft, dass die Seitenteile aus mindestens zwei oder mehreren Seitenteilsegmenten bestehen, die über schräg verlaufende zusammenwirkende Gleit- oder Schieberleisten in Richtung Zentrum oder vertikaler Längsmittelachse aufeinander zugeführt werden und damit das Gusswerkzeug schließen und die zur Anlage kommenden schrägverlaufenden Gleitflächen des zweiten Gleitelements und des ersten Gleit-elements oder der T-Leiste und die Gleitflächen am ersten Gleitelement oder der T-Leiste und dem Oberteil derart horizontal angeordnet sind, dass sie bei Verstellen der Entformungsplatte in vertikaler Richtung ein Verschieben des ersten Gleitelements oder der T-Leiste in Richtung nach außen zulassen Hierdurch werden insgesamt die Kosten des Herstellungsverfahrens von Gussteilen herabgesetzt, da auch eine einfache und schnelle bzw. kontinuierliche Demontage der bewegten Bauteile möglich ist. Dadurch erreicht man auch kürzere Stillstandzeiten der Gesamtvorrichtung und damit auch eine erhebliche Kostenersparnis. Mit Hilfe der vorteilhaft ausgebildeten simultanen Kinematik und durch Einsatz nur einer Stellvorrichtung z. B. in Form eines einzigen Stellzylinders können die Maschinenkosten weiter gesenkt werden.Furthermore, it is advantageous that the side parts consist of at least two or more side part segments, which are fed to one another via obliquely running sliding or sliding strips in the direction of the center or vertical longitudinal central axis and thus close the casting tool and the obliquely running sliding surfaces of the second sliding element and of the first sliding element or the T-bar and the sliding surfaces on the first sliding element or the T-bar and the upper part are arranged horizontally in such a way that when the demoulding plate is adjusted in the vertical direction, the first sliding element or the T-bar is displaced in the direction allow to the outside As a result, the overall costs of the manufacturing process for castings are reduced, since the moving components can also be dismantled quickly and easily or continuously. This also results in shorter downtimes for the entire device and thus also in considerable cost savings. With help the advantageously trained simultaneous kinematics and by using only one actuator z. B. in the form of a single actuating cylinder, the machine costs can be further reduced.
Weitere Vorteile und Einzelheiten der Erfindung sind in den Patentansprüchen und in der Beschreibung erläutert und in den Figuren dargestellt.Further advantages and details of the invention are explained in the patent claims and in the description and shown in the figures.
Dabei zeigen:
- Fig. 1
- Anfangsstellung des Gießwerkzeuges vor dem Entformungsvorgang und damit in der geschlossenen Stellung der Seitenteile mit dem Formteil bzw. dem Gussteil;
- Fig. 2a
- das senkrechte Öffnen des Gießwerkzeugs in Z-Richtung und damit der Beginn der Entformungsstufe;
- Fig. 2b
- eine Teilansicht des Beispiels, gemäß
Fig. 2a ; - Fig. 3a
- die erste Entformungsstufe sowie die gemeinsamen senkrechten Bewegungsstufen der Entformungsplatte, der T-Leiste und des Seitenschiebers nach unten in Z-Richtung und die gleichzeitige Bewegung der T-
Leiste 8 und desSeitenschiebers 4 nach außen in X-Richtung;Fig. 3b eine Teilansicht des Gießwerkzeugs, gemäßFig. 3a ;Fig. 3c eine Draufsicht des Gießwerkzeugs, gemäßFig. 3a ; - Fig. 4a
- die zweite Entformungsstufe sowie die gemeinsame senkrechte Bewegung der Entformungsplatte nach unten in Z-Richtung sowie eine gleichzeitige Bewegung des Seitenschiebers, der T-Leiste senkrecht nach außen in X-Richtung, wobei die beiden oberen Gleitflächen in einer Ebene verlaufen;
- Fig. 4b
- eine Teilansicht des Gießwerkzeugs, gemäß
Fig.4a ; - Fig. 4c
- eine Draufsicht des Gießwerkzeugs, gemäß
Fig. 4a , - Fig. 5a
- die dritte Entformungsstufe sowie die gemeinsame senkrechte Bewegung der Entformungsplatte nach unten in Z-Richtung sowie die gleichzeitige Bewegung des Seitenschiebers, der T-Leiste nach außen in X-Richtung, wobei die fünfte und sechste Gleitfläche zur Anlage kommen;
- Fig. 5b
- eine Teilansicht des Gießwerkzeugs, gemäß
Fig. 5a ; - Fig. 5c
- eine Draufsicht des Gießwerkzeugs, gemäß
Fig. 5a ; - Fig. 6
- die Platte bzw. das Oberteil;
- Fig. 7
- eine 3D-Darstellung der T-Leiste;
- Fig. 8
- die Unterseite der Entformungsplatte;
- Fig. 9
- eine 3D-Darstellung des zweiten Gleitelements oder der Kippleiste,
- Fig. 10
- eine Teilansicht in 3D-Darstellung eines der vier verstellbaren Seitenschieber;
- Fig. 11
- eine Explosions-Darstellung des Gießwerkzeugs.
- 1
- Initial position of the casting tool before the demolding process and thus in the closed position of the side parts with the molded part or the cast part;
- Figure 2a
- the vertical opening of the mold in the Z-direction and thus the start of the demoulding stage;
- Figure 2b
- a partial view of the example according to FIG
Figure 2a ; - Figure 3a
- the first demolding stage and the common vertical moving stages of the demolding plate, the T-bar and the side slide downwards in the Z-direction and the simultaneous movement of the T-
bar 8 and theside slide 4 outwards in the X-direction;Figure 3b a partial view of the casting tool according to FIGFigure 3a ;3c a plan view of the casting tool, according to FIGFigure 3a ; - Figure 4a
- the second demolding stage and the joint vertical movement of the demolding plate downwards in the Z-direction and a simultaneous movement of the side slide, the T-bar vertically outwards in the X-direction, with the two upper sliding surfaces running in one plane;
- Figure 4b
- a partial view of the casting tool according to FIG
Figure 4a ; - Figure 4c
- a plan view of the casting tool, according to FIG
Figure 4a , - Figure 5a
- the third demoulding stage and the joint vertical movement of the demolding plate downwards in the Z-direction and the simultaneous movement of the sideshifter, the T-bar outwards in the X-direction, with the fifth and sixth sliding surfaces coming into contact;
- Figure 5b
- a partial view of the casting tool according to FIG
Figure 5a ; - Figure 5c
- a plan view of the casting tool, according to FIG
Figure 5a ; - 6
- the plate or top;
- 7
- a 3D rendering of the T bar;
- 8
- the underside of the demolding plate;
- 9
- a 3D representation of the second sliding element or the toggle bar,
- 10
- a partial view in 3D representation of one of the four adjustable side shifters;
- 11
- an exploded view of the casting tool.
In
Das Gusswerkzeug 20 besteht aus mehreren beweglich angeordneten Seitenteilen 4 mit einem ein Unterteil oder ein unteres Formteil 3 aufnehmenden Grundplatte 1 sowie ein Oberteil 7 oder oberes Formteil 5 aufweisenden Platte. Zumindest das Oberteil 7 ist mittels einer Distanzsäule 14 an eine Deckplatte 14 der Vorrichtung angeschlossen. Eine Entformungsplatte 10 ist an dem oberen Formteil 5 der Vorrichtung angeschlossen und mit Hilfe mindestens einer Stellvorrichtung 17 mit Bezug auf die Standfläche des Gusswerkzeugs 20 in vertikaler Richtung Z verstellbar und die Seitenteile 4 ebenfalls mit Hilfe der und/oder einer weiteren Stellvorrichtung in horizontaler Richtung X verstellbar.The
Zum Entformen des Gussteils 9 wirkt zumindest die eine Stellvorrichtung 17 mit der Entformungsplatte 10 mittel- oder unmittelbar zusammen. Beim vertikalen Stellvorgang der Stellvorrichtung 17 wird das obere Formteil 5 zuerst in senkrechter Richtung Z und dann die Seitenteile 4 in vertikaler Richtung X ebenfalls zumindest über die eine Stellvorrichtung 17 verstellt.At least the one
Die Stellvorrichtung 17 wirkt mit Zwangsteuerungselementen zusammen, die eine kontinuierliche oder gleichförmige Bewegung der Seitenteile oder Seitenschieber 4 in vertikaler und horizontaler Richtung mit Bezug auf die Standfläche des Gusswerkzeugs bewirken.The adjusting
Die Zwangsteuerungselemente sind als Gleitflächen 18a, 18b, 19a, 19b, 50a, 50b, 60a, 60b, 70a, 70b ausgebildet. Zum Entformen des Gussteils 9 wirken jeweils zwei oder mehrere 18a, 18b, 19a, 19b, 50a, 50b, 60a, 60b, 70a, 70b zusammen. Der Vorrichtung bzw. dem Gusswerkzeug 20 sind fünf Gleitflächenpaare zugeordnet.The forced control elements are designed as sliding
Das erste in einem Winkel von 45° verlaufende Gleitflächenpaar 18a, 18b besteht aus einer ersten am ersten Gleitelement oder einer T-Leiste 8 vorgesehenen Gleitfläche 18a und einer zweiten am Oberteil 7 vorgesehenen Gleitfläche 18b.The first pair of sliding
Das zweite in einem Winkel von 45° verlaufende Gleitflächenpaar 19a, 19b besteht aus der dritten am ersten Gleitelement oder einer T-Leiste 8 vorgesehenen Gleitfläche 19a und einer vierten am Gleitelement oder an der Kippleiste 11 vorgesehenen Gleitfläche 19b.The second sliding
Das dritte in einem Winkel von 45° verlaufende Gleitflächenpaar 50a, 50b besteht aus einer fünften am ersten Gleitelement 8 vorgesehenen Gleitfläche 50a und einer sechsten an der Entformungsplatte 10 vorgesehenen Gleitfläche 50b.The third sliding
Das vierte Gleitflächenpaar 60a, 60b besteht aus einer siebten an der Entformungsplatte 10 vorgesehenen horizontalen Gleitfläche 60a und einer achten am ersten Gleitelement oder der T-Leiste 8 horizontal vorgesehenen Gleitfläche 60b.The fourth pair of sliding
Das fünfte horizontal verlaufende Gleitflächenpaar 70a, 70b besteht aus einer neunten am ersten Gleitelement oder einer T-Leiste 8 vorgesehenen Gleitfläche 70a und einer zehnten am Oberteil 7 vorgesehenen Gleitfläche 70b.The fifth horizontally extending pair of sliding
Das Oberteil 7 und das zweite Gleitelement oder Kippleiste 11 sind über Befestigungselemente fest miteinander verbunden, an das Gusswerkzeug 20 fest angeschlossen und somit in vertikaler Richtung nicht verstellbar. Das Gusswerkzeug 20 weist eine Öffnung 25 auf in der das Gussteil eingeformt ist (
Das erste Gleitelement 8 gemäß
Da die Platte oder das Oberteil 7 und das zweite Gleitelement oder die Kippleiste 11 fest mit einander verbunden und mittel- oder unmittelbar an das Gusswerkzeug 20 angeschlossen sind, wird bei mittel- oder unmittelbarer Anlage der Entformungsplatte 10 gegen das erste Gleitelement oder die T-Leiste 8 und somit bei mittelbarer Einwirkung auf das Seitenteil 4, die T-Leiste 8 mit dem Seitenteil 4 soweit nach außen in Richtung X gemäß
Da das erste Gleitelement als T-Leiste 8 ausgebildet und aus einem horizontalen Teil und dem vertikal angeordneten Steg 21 besteht, in dem zur Aufnahme eines in der Zeichnung nicht dargestellten Befestigungselements die Öffnung 53 vorgesehen ist, kann der Steg 21 und ein horizontal verlaufendes Teil 22 und damit das Gleitelement 8 an das Seitenteil 4 fest angeschlossen werden. Die T-Leiste 8 und das Seitenteil 4 werden daher gemeinsam in Z und X Richtung verstellt.Since the first sliding element is designed as a T-
Die Entformungsplatte 10 weist am Außenumfang mehrere, insbesondere 8 Gleitflächen 50b auf, die mit den Gleitflächen 50a des ersten Gleitelements 8 zur Anlage kommen.The
Die Seitenteile 4 bestehen gemäß
Die Gleitflächenfunktion ist nachstehend nochmal zusammengefasst: in
- 11
- Grundplattebase plate
- 22
- Angussbuchsesprue bushing
- 33
- Unterteil, unteres FormteilLower part, lower molding
- 44
- Seitenteil, SeitenschieberSide panel, side shift
- 55
- Oberteil, oberes FormteilUpper part, upper molding
- 66
- Gleitleiste, SchieberleisteSliding bar, slider bar
- 77
- Platte, Oberteilplate, top
- 88th
- erstes Gleitelement, T-Leistefirst sliding element, T-bar
- 99
-
Gussteil
10 Platte, Entformungsplatte
11 zweites Gleitelement, Kippleiste
12 Führungssäule
13 Gleitleiste, Schieberleiste
14 Distanzsäule
15 Deckplatte
16 Eckteil
17 Stellvorrichtung, Hydraulikzylinder
18a 1.Gleitfläche am Teil 8
18b 2.Gleitfläche am Teil 7
19a 3.Gleitfläche am Teil 8.
19b 4.Gleitfläche am Teil 11
20 Gusswerkzeug
21 Steg
22 horizontales Teil
23 Unterseite
24 Aussparung
25 1. Öffnung
50a 5. Gleitfläche am Teil 8
50b 6. Gleitfläche am Teil 10
51 Langlochöffnung
53 2. Öffnung, Bohrung
60a 7. Gleitfläche am Teil 10
60b 8. Gleitfläche am Teil 8
70a 9. Gleitfläche am Teil 8
70b 10. Gleitfläche am Teil 7casting
10 plate, mold release plate
11 second sliding element, toggle bar
12 guide column
13 sliding strip, sliding strip
14 spacer column
15 cover plate
16 corner part
17 actuator, hydraulic cylinder
18a 1st sliding surface onpart 8
18b 2nd sliding surface onpart 7
19a 3rd sliding surface onpart 8.
19b 4. Sliding surface onpart 11
20 casting tool
21 footbridge
22 horizontal part
23 bottom
24 recess
25 1st opening
50a 5. Sliding surface onpart 8
50b 6. Sliding surface onpart 10
51 slot opening
53 2. Opening, bore
60a 7. Sliding surface onpart 10
60b 8. Sliding surface onpart 8
70a 9. Sliding surface onpart 8
70b 10. Sliding surface onpart 7 - XX
- horizontale Richtunghorizontal direction
- ZZ
- vertikale Richtungvertical direction
Claims (12)
- A device for producing cast parts such as an aluminum casting in a pressure method or a low pressure method with the aid of a casting tool (20) that comprises movably arranged side parts (4), a base plate (1) receiving a lower part or a lower molded part (3) and a plate having both an upper part (7) and an upper molded part (5) or having an upper molded part (5), wherein at least the upper part (7) is adjustable by a demolding plate (10) and by the upper molded part (5) in the vertical direction (Z) with respect to the base surface of the casting tool (20) with the aid of an adjustment device (17) and the side parts (4) are likewise adjustable in the horizontal direction (X) with the aid of the adjustment device (17) and positive control elements that interact therewith and that are formed as sliding surfaces (18a, 18b, 19a, 19b, 50a, 50b, 60a, 60b, 70a, 70b),
wherein the adjustment device (17) interacts with the demolding plate (10) and said positive control elements for the demolding of a cast part (9) such that the demolding plate (10) and the side parts (4) are first adjustable in the perpendicular direction (Z); such that the side parts (4) are then moved in an inclined direction (Z-X) with respect to the base surface of the casting tool; and such that the side parts (4) are finally moved in the horizontal direction (X). - A device in accordance with claim 1,
characterized in that
a respective two or more sliding surfaces (18a, 18b, 19a, 19b, 50a, 50b, 60a, 60b, 70a, 7b) interact to demold the casting (9). - A device in accordance with claim 1 or claim 2,
characterized in that
five sliding surface pairs are associated with the casting tool (20). - A device in accordance with claim 3,
characterized in thatthe first sliding surface pair (18a, 18b) extending at an angle of 45° comprises a first sliding surface (18a) provided at the first sliding element or at a T rail (8) and a second sliding surface (18b) provided at the upper part (7),with the second sliding surface pair (19a, 19b) extending at an angle of 45° comprising the third sliding surface (19a) provided at the first sliding element or at a T rail (8) and a fourth sliding surface (19b) provided at a sliding element or at a tilt rail (11);with the third sliding surface pair (50a, 50b) extending at an angle of 45° comprising a fifth sliding surface (50a) provided at the first sliding element (8) and a sixth sliding surface (50b) provided at the demolding plate (10); with the fourth horizontally extending sliding surface pair (60a, 60b) comprising a seventh horizontal sliding surface (60a) provided at the demolding plate (10) and an eighth sliding surface (60b) horizontally provided at the first sliding element or at the T rail (8); andwith the fifth horizontally extending sliding surface pair (70a, 70b) comprising a ninth sliding surface (70a) provided at the first sliding element or at the T rail (8) and a tenth sliding surface (70b) provided at the upper part (7). - A device in accordance with claim 4,
characterized in that
the plate or the upper part (7) and the second sliding element or the tilt rail (11) are fixedly connected to one another and are connected to the casting tool (20), with. on an indirect or direct contact of the demolding plate (10) with the sliding element or the T rail (8), the second sliding element or the tilt rail (11) having the third and fourth (19a, 19b) and the fifth and sixth sliding surfaces (50a, 50b), and the further horizontally extending sliding surface (70a, 70b) of the first sliding element or of the T rail (8) and of the first and second sliding surfaces (18a, 18b)), the first sliding element (8) being moved so far outwardly that the fifth and sixth sliding surfaces (50a, 50b) of the demolding plate (10) and, on a further movement of the adjustment device (17) in the vertical direction, the first sliding element or T rail (8) come into contact and the side parts or side pushers (4) are moved in a positive manner downwardly and outwardly in an inclined plane (X, Z). - A device in accordance with claim 4,
characterized in that
the first sliding element is formed as a T rail (8) and comprises a horizontal part (22) and a vertically arranged web (21) in which an opening (53) for receiving a fastening element is provided with whose aid it is connected to the side part (4). - A device in accordance with claim 6,
characterized in that
the second sliding element or tilt rail (11) and the upper part (7) are fixedly connected to one another by fastening elements and are vertically adjustably connected to the casting tool (20), with the web (31) provided at the first sliding element being received in an elongate hole opening (51) provided in the upper part (7) and permitting a lateral adjustment of the side part or side pusher (4). - A device in accordance with claim 4,
characterized in that
the first sliding element is formed as a T rail (8) and has two first and fifth sliding surfaces (18a, 50a) that are arranged in opposite senses at a 45° angle and that are provided in the region of the one end of the horizontal part (22), with a cutout (34) having the third sliding surface (19a) being provided at a lower side (23) of the first sliding element (8) and with the second sliding element (11) being received therein such that a lateral adjustment of the first sliding element (8) in the side part (4) is permitted so that the fifth and sixth siding surfaces (50a, 50b) can come into contact and the side parts (4) can thereby be adjusted downwardly in the vertical direction (Z) and outwardly in the horizontal direction (X). - A device in accordance with claim 4,
characterized in that
the demolding plate (10) has a plurality of sliding surfaces (50b) at the outer periphery that come into contact with the sliding surfaces (50a) of the first sliding element (8). - A device in accordance with claim 4,
characterized in that
the side parts (4) comprise at least two or more side part segments that are led toward one another in the direction of the center or of the vertical longitudinal center axis and thus close the casting tool via obliquely extending interacting sliding or pushier rails (6, 14). - A device in accordance with claim 4,
characterized in that
the sliding surfaces (18a, 18b) of the second sliding element (11) and of the first sliding element or of the T rail (8) and the sliding surfaces (70a, 70b at the first sliding element or at the T rail (8) and the upper part (8) that come into contact and that extend obliquely are arranged horizontally such that they permit a displacement of the first sliding element or of the T rail (8) in the direction (X) to the outside on an adjustment of the demolding plate (10) in the vertical direction (Z). - A device in accordance with claim 4,
characterized in that
a respective first sliding element or T rail (8) is provided at both sides of the side parts (4).
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102016104019.3A DE102016104019B3 (en) | 2016-03-06 | 2016-03-06 | Apparatus for producing castings, such as cast aluminum, by die casting or low pressure casting |
PCT/EP2017/000302 WO2017153044A1 (en) | 2016-03-06 | 2017-03-06 | Device for producing cast parts, such as aluminum castings, in a pressure method or low-pressure method |
Publications (2)
Publication Number | Publication Date |
---|---|
EP3426423A1 EP3426423A1 (en) | 2019-01-16 |
EP3426423B1 true EP3426423B1 (en) | 2022-08-31 |
Family
ID=58267086
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP17710474.2A Active EP3426423B1 (en) | 2016-03-06 | 2017-03-06 | Device for producing cast parts, such as aluminum castings, in a pressure method or low-pressure method |
Country Status (4)
Country | Link |
---|---|
US (1) | US10766067B2 (en) |
EP (1) | EP3426423B1 (en) |
DE (1) | DE102016104019B3 (en) |
WO (1) | WO2017153044A1 (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102016107572B3 (en) | 2016-04-22 | 2017-05-18 | Stefan Argirov | Apparatus for the production of castings, such as aluminum castings, by low pressure casting |
CN113477911B (en) * | 2021-06-29 | 2023-02-21 | 江苏苏美达铝业有限公司 | High-efficient automatic gravity casting wheel hub apparatus for producing |
CN114226686B (en) * | 2021-12-14 | 2023-03-14 | 昆山恒特工业机械有限公司 | Mold core on low pressure mould and low pressure mould thereof |
CN114771622B (en) * | 2022-04-26 | 2024-05-24 | 南京金崎新能源动力研究院有限公司 | Transport trolley for glass materials for building |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2409843A1 (en) | 1977-11-29 | 1979-06-22 | Michelin & Cie | MOLD FOR OBJECTS WITH LOCKED PARTS |
US4206799A (en) * | 1978-12-11 | 1980-06-10 | Mcdonald John W | Oblique core locking mechanism for die casting machines |
US4840557A (en) * | 1986-12-01 | 1989-06-20 | Ube Industries, Ltd. | Vertical injection apparatus |
GB2262073B (en) * | 1991-11-29 | 1995-03-29 | Alloy Wheels Int Ltd | Methods and apparatus for manufacturing cast vehicle wheels |
EP0785038B1 (en) * | 1996-01-12 | 2002-10-09 | Topy Kogyo Kabushiki Kaisha | Method and apparatus for molding a light-alloy wheel |
DE10004714C2 (en) | 2000-02-03 | 2002-03-14 | Karl Walter Formen Fa | Device for casting a molded part |
ITPD20010208A1 (en) * | 2001-08-28 | 2003-02-28 | Bbs Riva Spa | MOLD STRUCTURE PARTICULARLY FOR ROAD VEHICLE RIMS |
DE10234026C1 (en) | 2002-07-26 | 2003-11-06 | Arcontec Argirov Gmbh | Low pressure mold, for castings with side cut-in sections, allows a slight lifting movement of the core after molding to give a gap between it and the casting for ejection without pins |
-
2016
- 2016-03-06 DE DE102016104019.3A patent/DE102016104019B3/en active Active
-
2017
- 2017-03-06 US US16/082,714 patent/US10766067B2/en active Active
- 2017-03-06 EP EP17710474.2A patent/EP3426423B1/en active Active
- 2017-03-06 WO PCT/EP2017/000302 patent/WO2017153044A1/en active Application Filing
Also Published As
Publication number | Publication date |
---|---|
WO2017153044A8 (en) | 2018-10-25 |
EP3426423A1 (en) | 2019-01-16 |
WO2017153044A1 (en) | 2017-09-14 |
US10766067B2 (en) | 2020-09-08 |
US20190084035A1 (en) | 2019-03-21 |
DE102016104019B3 (en) | 2017-03-30 |
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