EP2982458B1 - Systeme a utiliser lors de la production d'un moule divisible - Google Patents

Systeme a utiliser lors de la production d'un moule divisible Download PDF

Info

Publication number
EP2982458B1
EP2982458B1 EP15178440.2A EP15178440A EP2982458B1 EP 2982458 B1 EP2982458 B1 EP 2982458B1 EP 15178440 A EP15178440 A EP 15178440A EP 2982458 B1 EP2982458 B1 EP 2982458B1
Authority
EP
European Patent Office
Prior art keywords
feeder
side wall
opening
feeder element
distance
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
EP15178440.2A
Other languages
German (de)
English (en)
Other versions
EP2982458A1 (fr
Inventor
Nicolas Egeler
Michael BIEMEL
Heiko Schirmer
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.)
Huettenes Albertus Chemische Werke GmbH
Chemex Foundry Solutions GmbH
Original Assignee
Huettenes Albertus Chemische Werke GmbH
Chemex Foundry Solutions GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Huettenes Albertus Chemische Werke GmbH, Chemex Foundry Solutions GmbH filed Critical Huettenes Albertus Chemische Werke GmbH
Priority to PL15178440T priority Critical patent/PL2982458T3/pl
Publication of EP2982458A1 publication Critical patent/EP2982458A1/fr
Application granted granted Critical
Publication of EP2982458B1 publication Critical patent/EP2982458B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22C—FOUNDRY MOULDING
    • B22C11/00—Moulding machines characterised by the relative arrangement of the parts of same
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22C—FOUNDRY MOULDING
    • B22C19/00—Components or accessories for moulding machines
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22C—FOUNDRY MOULDING
    • B22C21/00—Flasks; Accessories therefor
    • B22C21/12—Accessories
    • B22C21/14—Accessories for reinforcing or securing moulding materials or cores, e.g. gaggers, chaplets, pins, bars
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22C—FOUNDRY MOULDING
    • B22C7/00—Patterns; Manufacture thereof so far as not provided for in other classes
    • B22C7/04—Pattern plates
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22C—FOUNDRY MOULDING
    • B22C9/00—Moulds or cores; Moulding processes
    • B22C9/08—Features with respect to supply of molten metal, e.g. ingates, circular gates, skim gates
    • B22C9/088—Feeder heads

Definitions

  • the present invention relates to an assembly for use in producing a divisible mold, preferably a vertically divisible mold, comprising a mold plate and / or a mold model, a feeder system with a feeder element and a feeder sleeve, the feeder element and feeder sleeve having a feeder cavity for receiving liquid metal limit, wherein the feeder element has a first end with which the feeder element is seated on the mold plate and / or the mold model or spaced therefrom, having a second end opposite the first end with a mounting member on which the feeder insert is arranged, at least a through-opening for the liquid metal extending from the first end to the second end, wherein the passage opening is bounded by a side wall, wherein the side wall is deformable to reduce the distance between the first and the second end, and wherein the passage Opening has an opening axis, wherein the feeder cavity has a relative to the opening axis offset volume center of gravity.
  • Feeder systems also referred to as feeders, are used in the manufacturing process of pouring metals into molds.
  • the feeder systems typically form a cavity, the feeder system being surrounded by a molding material used to make the mold, such as foundry sand.
  • the provided for receiving the liquid metal casting space within the mold has a passage to the feeder cavity, in which then enters during the casting process, a subset of the filled into the mold liquid metal.
  • the liquid metal which has reached the feeder should be able to flow back into the casting mold during the solidification process (which is associated with a contraction of the casting metal) in order to compensate or compensate for the shrinkage of the casting up to the solidus temperature.
  • the metal in the feeder system is still liquid, while the metal in the interior of the casting mold is already solidifying or has already partly solidified into the casting.
  • at least part of the feeder system is usually made of an insulating and / or exothermic material, with an exothermic material being ignited as liquid metal enters the feeder bowl due to the prevailing temperatures. From this moment then runs automatically within the material of the feeder insert an exothermic reaction. During the exothermic reaction, heat energy is released over a certain period of time to the metal in the feeder cavity and this is thereby kept in the liquid state in the feeder system and in the transition region to the casting space of the casting mold.
  • feeder systems are used whose feeder longitudinal axis are aligned approximately perpendicular to the pivotable mold plate, so that the feeder longitudinal axis of such a feeder system arranged during the casting process is approximately horizontal.
  • Such a feeder system or such a feeder has a feeder element to be brought into contact with a mold model or a pivotable mold plate, which feeder element is equipped with a passage opening for the liquid metal.
  • an arrangement for use in producing a divisible mold comprises a mold plate and / or a mold model and further at least one feeder system with a feeder element and a feeder insert.
  • the feeder element and the feeder insert thereby limit a feeder cavity for receiving the liquid metal.
  • the feeder element has a first end with which the feeder element on the mold plate and / or the mold model is usually directly in contact or seated.
  • the feeder element also has a second end opposite the first end, on which the feeder insert is arranged.
  • a mounting element is provided, on which the feeder insert is fastened to the feeder element.
  • the feeder element has at least one liquid metal passageway extending from the first end to the second end, which in use corresponds to the passageway to be formed on the mold such that a corresponding portion of the liquid metal enters the feeder cavity during the filling operation enter and during the solidification of the riser cavity can flow back into the casting room.
  • the passage opening is bounded by a side wall, which is deformable.
  • the side wall is therefore deformable, in particular, in order to be able to better absorb the forces acting on the feeder system during the compression of the molding material used to produce the casting mold.
  • the side wall of the passage opening deforms such that there is a reduction in the distance between the first and the second end of the feeder element.
  • the passage opening has an opening axis, which is often aligned perpendicular to a surface region of the mold plate and / or the mold model, on which the feeder element is seated with its first end.
  • the feeder cavity formed by feeder element and feeder insert of the known feeders has a relative to the opening axis of the passage opening offset center of gravity.
  • centering mandrels which usually extend along the opening axis of the passage opening.
  • About the centering mandrels used to be attached to the mold plate and / or the mold model feeder or feeder systems is at least positioned.
  • a force or a force field acts on the feeder system during compacting of the molding material such that in the region of the contact and / or attachment point of the first end of the feeder element to the mold plate and / or or form a tilting moment about a usually perpendicular to the opening axis extending pivot axis arises.
  • the acting tilting moment may result in a tilting or pivoting movement of the feeder system relative to the mold plate and / or the mold model, as a result of which uneven contact of the attachment region of the first end of the feeder element with the mold plate or the mold model occurs after the compression process of the molding material.
  • the holding force produced by the centering mandrel is sufficient, as in the cited references EP 2 489 450 B1 ( DE 20 2011 103 718 U1 ) or EP 2 664 396 B1 ( DE 20 2012 102 418 U1 ) executed, but not enough to avoid tilting (in English: tipping) of the feeder system or reduce so that disadvantages in the casting process can be excluded.
  • the invention has for its object to provide an arrangement for use in producing a divisible mold, at the manufacture of the mold in a divisible mold at high compression bridges tilting of the feeder system on the mold model and / or the mold plate is at least reduced, at best completely avoided.
  • the invention solves the underlying object in an arrangement of the type mentioned above in that the arrangement additionally comprises one or more anti-tip elements, which are adapted to counteract tilting of the feeder system to the first end of the feeder element out of the opening axis, if at Loading the feeder system with a parallel to the opening axis and acting in the direction of the first end of the feeder element force the side wall deformed and the distance between the first and the second end is reduced, wherein the one or more anti-tip elements are spaced from the opening axis.
  • the arrangement additionally comprises one or more anti-tip elements, which are adapted to counteract tilting of the feeder system to the first end of the feeder element out of the opening axis, if at Loading the feeder system with a parallel to the opening axis and acting in the direction of the first end of the feeder element force the side wall deformed and the distance between the first and the second end is reduced, wherein the one or more anti-tip elements are spaced from the opening axis.
  • the invention thus relates to an assembly suitable for use in producing a divisible mold, preferably a vertically divisible mold made with vertical molding equipment such as Disamatic molding machines of DISA Industries A / S.
  • the assembly comprises (i) a mold plate and / or a mold model and (ii) a feeder system having a feeder element and a feeder sleeve.
  • the feeder element and feeder sleeve of the feeder system are configured to confine a feeder cavity for receiving liquid metal.
  • the feeder element has a first end with which the feeder element is seated on or spaced from the mold plate and / or the mold model.
  • the feeder element has a second end opposite the first end with a mounting element on which the feeder insert is arranged. Furthermore, the feeder element has at least one passage opening for the liquid metal extending from the first end to the second end, the passage opening being delimited by a side wall.
  • the feeder element is positioned on a mold plate or a mold model such that the passage opening corresponds to a passage of the mold to be produced.
  • the side wall bounding the passage opening is preferably deformable for reducing the distance between the first and the second end of the feeder element, so that the feeder system, when the casting mold is produced, acts on the feeder system Compressive force can escape during the solidification of the molding material by a predetermined amount. As a result, damage or even breakage of the feeder insert, be prevented due to excessive mold pressure.
  • the passage opening has an opening axis preferably extending perpendicularly to the mold plate and / or the mold model, wherein the feeder cavity formed by the feeder element and the feeder insert has a volume center of gravity offset relative to the opening axis.
  • the opening axis of the feeder element is thus offset when using the feeder system in a vertical molding plant (ie, when the opening axis has taken a horizontal orientation) to the center of gravity of the formed Lucasrhohlraums down.
  • the metal leading passage between the mold and feeder cavity is then connected to a lower portion of the feeder system.
  • the predominant volume fraction of the feeder cavity is thus located above the opening axis of the passage opening.
  • the opening axis preferably extends through the center of gravity of the free cross sections of the passage opening formed at the first end and at the second end of the feeder element.
  • the free cross section of the passage opening is arranged concentrically at the first and at the second end.
  • the arrangement according to the invention additionally comprises one or more anti-tilting elements which are adapted to counteract tilting of the feeder system about the first end of the feeder element out of the opening axis.
  • the tilting is counteracted in particular at the time of compression of the molding material, when the feeder system is acted upon by a force acting at least parallel to the opening axis and in the direction of the first end of the feeder element, whereby simultaneously deforms the side wall and the distance between the first and the second end reduced the feeder element.
  • this or the anti-tip elements are arranged at a distance from the opening axis.
  • the invention is based on the finding that with one or more anti-tilting elements when compacting the mold material forming the mold and a decreasing in this connection between the first and the second end of a tilting (in English: tipping) of the feeder system on the mold plate and / or the mold element can be counteracted in an advantageous manner.
  • the first end of the feeder element preferably sits evenly with its attachment region of the side wall delimiting the passage opening on the mold plate and / or the mold model.
  • the at least one spaced apart from the opening axis of the passage opening arranged anti-tilting element is at a second region of the feeder element (with a corresponding distance to the side wall the feeder element) at least temporarily produces an opposing force which acts on the feeder element from below and acts on the feeder element in an oppositely directed manner when compressing the molding material.
  • a guide of the feeder element of the feeder element is converted to a counter force at two points of the feeder element by means of a tilt protection element according to the invention at at least one region of the feeder element which is sufficiently remote from the passage opening.
  • the anti-tilt element is arranged at a distance from the deformable side wall of the feeder element on the feeder element and / or on the mold plate or the mold model, which is preferably greater than the distance between the opening axis and the volume center of gravity of the feeder cavity ,
  • the distance from the anti-tip element to the deformable side wall of the feeder element is so large that two support points are formed on the feeder element which preferably counteract the force or force field acting on the feeder system uniformly.
  • the distance to the deformable side wall is preferably greater than the distance between the opening axis and the volume center of gravity of the feeder cavity, which ensures that the anti-tilt element itself does not serve as a tilting point about which the feeder system would then tilt or pivot. This avoids the unwanted lifting of the first end of the feeder element from the mold model and / or the mold plate and ensures the safe seating of the first end on mold plate and / or mold model in the compression process of the molding material (wherein the mold is produced).
  • Kipp refreshmentsselement Under an arranged on the feeder element and / or on the mold plate or the mold model Kipp refreshmentsselement is to understand a Kipp refreshmentsselement that is either fixed to the feeder element or an integral part of which is attached to the mold plate and / or the mold model or each integral part of mold plate and / or shape model is. Alternatively, such a Kipp refreshmentsselement is also a Kippschselement to understand that is only arranged between feeder element and mold plate and / or mold model and with the respective corresponding components in Appendix without having to be necessarily connected with these.
  • the anti-tip element is a preferably compressible support part, which is arranged between (i) the mold plate and / or the mold model and (ii) the mounting element of the feeder element and / or the feeder element.
  • a counterforce is generated during the entire compression process of the molding material and the distance between the first and the second end of the feeder element, which is thereby preferably reduced to the deformable side wall on the feeder element.
  • counter forces first end feeder element and support
  • the used anti-tip element has in a preferred embodiment, a nearly identical deformation behavior as the deformable side wall of the passage opening.
  • the support part is an elastic spring element or a spring mandrel, which are adapted to generate a counter force spaced from the side wall of the passage opening, while it is deformed.
  • the support member preferably rests with one end against the mold plate and / or the mold model and with the other end on the underside of the feeder element or on the inside of the feeder element connected to the feeder element.
  • the anti-tip element is a spacer which protrudes on a feeder element facing surface of the mold model and / or the mold plate in the direction of the feeder element and / or projecting on the feeder element in the direction of the mold plate or the mold model and is set up to maintain a minimum distance between (ii) feeder element and (i) mold plate or mold after deformation of the sidewall.
  • the spacer according to the invention is designed so that the distance dimensions of surface areas of the feeder element to the mold plate and / or the mold model, based on their distances before and after the deformation of the deformable side wall, have a uniform difference measure. Although it may be during the compression process of the molding material and thus during the change in distance tilting is possible between the first and second ends of the feeder element. However, the tilting of the feeder system is at least counteracted at least at the end of the compression process and thus temporarily so that the swiveled out of the opening axis feeder system is pivoted back or tilted back.
  • the height of the spacer which protrudes on the feeder element, in particular its mounting element, and / or on the mounting plate and / or on the mold model, is especially matched so that its height dimension coincides with the distance remaining at the end of the compression process between the first and second ends of the feeder element.
  • the spacer is a protruding on the mounting element in the direction of the mold model and / or the mold plate material projection, which preferably has a substantially perpendicular to the mounting element projecting wall and an approximately parallel to the mounting element extending support surface.
  • An embodiment as a material projection on the feeder element is a structurally simple way of designing a spacer according to the invention.
  • the spacer is a structural part of the mold model and / or the mold plate projecting on the mold model and / or the mold plate in the direction of the feeder element.
  • the structural part arranged at a distance from the attachment area of the first end of the feeder element is preferably an integral part of the mold plate and / or the mold model.
  • a spacer on the mold model and / or the mold plate can be simplified constructively implement what an effective tilting of the feeder system counteracting Kipp Fernselement is created. Also, a spacer generates a preferably perpendicular to the feeder element counterforce spaced from the deformable side wall of the passage opening. It is also crucial here that the height of the spacer provided on the mold plate and / or on the mold model corresponds relatively accurately to the end distance or the final height between the first and second ends of the feeder element after deformation.
  • the anti-tip element is arranged on the mold model and / or the mold plate guide member which corresponds with an additional receptacle on the feeder element, preferably in the mounting element and along the recording during the deformation of the side wall slides.
  • the feeder element a guide of the feeder element. Is preferred formed as a breakthrough recording of the mounting element of the feeder element such that the feeder system during the compression process of the molding material during the production of the mold can not tilt about the mold model and / or the mold plate preferably directly seated first end.
  • the guide part on one or more guide surfaces, which are preferably aligned parallel to the opening axis of the passage opening.
  • the guide part which is preferably arranged perpendicularly to the mold plate and / or the mold model, is permanently in contact with one or more guide surfaces of the receptacle on preferably the mounting element of the feeder element, which is preferably circumferentially in abutment with the guide part.
  • the guide part is arranged on the mold model and / or the mold plate centering mandrel or projecting into the feeder cavity structural part of the mold model and / or the mold plate.
  • the passage opening and the receptacle corresponding to the guide member on the feeder element can be firmly aligned or positioned via a protruding centering mandrel or a structural part to predetermined areas of the mold plate and / or mold model.
  • An alternative embodiment of the arrangement according to the invention provides that for positioning the feeder system a centering mandrel is provided as Kipp Fernommeselement spaced from the side wall of the passage opening, whereas the passage opening, in particular the Ansetz Scheme, the passage opening limiting side wall of a pin-like manner on the mold model and / or the mold plate protruding Structural part is positioned, which has a height which corresponds to a fraction of the distance between the first and second ends of the feeder element.
  • the feeder element As a component of a feeder system according to the invention, preferably the mounting element, additionally having one or more vent openings for venting the limited by feeder element and feeder insert feeder cavity.
  • the vent should preferably be arranged or positioned above the passage opening on the feeder element with a horizontal arrangement of the opening axis of the passage opening.
  • the vent opening is preferably arranged or formed on the feeder element, which changes its distance from the mold model and / or the mold plate during the compression of the molding material.
  • the vent opening is arranged offset to the opening axis of the feeder element, such that preferably with a horizontal orientation of the opening axis, the vent opening is arranged above the passage opening.
  • the ventilation opening is preferably positioned above the passage opening and at the same time the feeder cavity is preferably designed such that, when the opening axis is oriented horizontally, a predominant volume fraction of the feeder cavity is positioned above the passage opening.
  • a vent opening is arranged or formed on the feeder insert.
  • the vent opening comprises a wall for forming a vent channel extending along a vent axis, wherein the vent axis extends in sections or over its entire length parallel to the opening axis of the passage opening.
  • a in use of the feeder insert in a vertical molding system at least partially horizontally extending ventilation channel is a simple additional coupling with a arranged on the mold plate and / or the form model structural or Anöneil (for example formed as a variable based on its height dimension support member or on the Shape model and / or the mold plate arranged guide part) possible, which corresponds to an opening (vent opening) in the feeder element.
  • the venting channel preferably has a seal which is in sealing engagement with the guide or support part, by means of which the penetration of molding material, such as molding sand, into the feeder cavity during compression is prevented.
  • a structural or attachment part corresponding to the ventilation channel on the feeder element is arranged on the pivotable mold plate and forms a molded part extending along a section of the mold plate.
  • the structural or Anteceil is preferably an integral part of the mold plate and / or mold model, which are arranged on the mold plate and / or mold model, that in casting a preferably vertically extending vent channel results.
  • a molded part for the inside of the mold to be produced preferably vertically extending vent channel is formed and simultaneously created a mechanical coupling to the mold plate, with an additional position assurance of the invention Feeder system is caused to the mold model and / or the mold plate.
  • the design of the vent opening as a channel ensures rapid escape of the air in the feeder insert during the casting process.
  • the wall of the venting channel is formed as a spacer and / or as a guided part, which slides along the arranged on the mold model and / or mold plate guide member.
  • the feeder element has a preferably cylindrical wall projecting in the direction of the mold plate and / or the mold model. The cylindrical wall then sits on the associated portion of the mold model and / or the mold plate sealing after the compression of the molding material and the associated deformation of the side wall.
  • the height dimension of the wall of the ventilation channel projecting from the feeder element preferably corresponds to the distance between the first and second ends of the feeder element which is established after the compression of the molding material.
  • a trained in contrast only as a guided part wall of the venting channel is a priority to ensure safe guidance along a arranged on the mold plate and / or the mold model guide member during the change in distance between the first and second end of the feeder element.
  • the wall formed as a guided part can be formed both on the feeder element outwardly and inwardly, ie in the direction of the feeder cavity.
  • the wall of the venting channel is designed as a height adjustable support part and preferably deformable.
  • the wall of the venting channel is preferably designed to be deformable similar to the side wall limiting the passage opening for the liquid metal.
  • the side wall of the passage opening and the wall of the ventilation channel in connection with the force acting parallel to the opening axis during the compression process of the molding material in the direction of the opening axis have a preferably identical deformation behavior.
  • An identical deformation behavior advantageously ensures a uniform change in the spacing of the entire feeder element with respect to the mold plate and / or the molded model arranged thereon.
  • the wall of the venting duct is substantially perpendicular to the feeder element or is formed stepwise.
  • the perpendicular or parallel to the opening axis of the passage opening extending wall of the vent passage is a structurally simple embodiment of a support on the mold model and / or the mold plate at the end of the compression process, the minimum distance between the feeder element and mold plate and / or mold model preserving spacers guaranteed.
  • the preferred cylindrical wall of the venting channel has a preferably high strength, at which an unwanted deformation and thus a tilting of the feeder system is avoided.
  • the wall of the ventilation channel preferably a step-shaped configuration, whereby several, each at a predetermined angle extending wall portions are formed, which just allow deformation of the vent passage.
  • the step-shaped venting channel is preferably compressible in the extension direction.
  • the vent opening is preferably formed on the support surface of the protruding on the feeder element spacer or separately to the spacer on the feeder element.
  • the vent opening is delimited by the support surface supported on the mold plate and / or the mold model.
  • the vent opening and a venting channel formed, for example, by the spacer project in the direction of the mold model and / or the mold plate.
  • the vent opening is arranged separately or adjacent to the spacer on the feeder element.
  • a vent opening is preferably in the mounting element of the feeder element with distance to the passage opening of the feeder element arranged, which preferably extends substantially plane or in a plane plane at the level of the second end of the feeder element.
  • a centering mandrel or a structural attachment part corresponding to the vent opening is preferably arranged on the mold plate and / or the mold model.
  • Centering mandrel or structural part are arranged to bridge the distance between the first and the second end of the feeder element prior to deformation and at least partially hineinzieuragen into the feeder cavity, so that when filling the molding material in the mold space of the molding installation of the entry of the molding material in the Suiter cavity can be excluded.
  • the support surface of the spacer has the shape of a circular ring segment, wherein the respective longer side edges of the support surface preferably have a the distance of the respective side edge to the opening axis of the passage opening corresponding curvature.
  • an improved support function of the feeder system is ensured at areas of the mold plate and / or the mold model.
  • the spacers preferably each have an identically sized and shaped support surface.
  • the distance between the opening axis of the passage opening and the volume center of gravity of the feeder cavity on a distance measure, based on a perpendicular through the opening axis and the volume center of gravity extending vertical axis, at least 10% measured in the direction of the vertical axis Length dimension of the feeder element is.
  • the opening axis of the passage opening is offset from the volume center of gravity along a vertical axis extending through the opening axis and the volume center of gravity by a distance measure X (X> 0).
  • the distance measure X can be compared with the length dimension L of the feeder element measured in the direction of the vertical axis.
  • the ratio X / L is between at least 10%, 15% or 20%. In further series of embodiments, the ratio X / L is less than 25%, 20% or 15%. Concrete embodiments have a ratio of offset X to length dimension L of the feeder element in a range between about 17% and 27%. That is, the offset from the opening axis to the center of gravity corresponds to approximately one quarter to one sixth the length of the feeder element.
  • the opening axis of the passage opening serves as a positioning axis for the feeder system along a centering axis of a centering mandrel or a structural part protruding from the mold model and / or the mold plate.
  • the opening axis of the passage opening serves as the positioning axis, it is ensured that the passage opening intended for the passage of liquid metal is aligned or positioned exactly or very precisely with respect to a passage connected to the casting space of the casting mold.
  • a centering mandrel arranged on the mold plate and / or the mold model is used for positioning the feeder system on the mold plate and / or the mold model.
  • a centering mandrel and formed on a mold model and / or mold plate structural part, which has the shape of the passage opening, and over which the deformable side wall of the passage opening is pushed. It is preferably provided that the inside of the side wall delimiting the passage opening rests against the structural part of the mold model and / or mold plate by means of frictional engagement.
  • the structural part is an integral part of the mold model and / or mold plate.
  • the mounting element has a protruding edge on its periphery, which surrounds the feeder insert regions and extends in sections or completely along the peripheral edge of the mounting element.
  • buckling buckling
  • the edge may be formed by providing a bend, a crease, a kink or a bead on the mounting member.
  • the edge may extend at least in sections along the respective longer peripheral edges of the mounting element.
  • EP 2 489 450 B1 DE 20 2011 103 718 U1
  • Such an edge is, for example, by EP 2 489 450 B1 ( DE 20 2011 103 718 U1 ), which preferably extends completely along the periphery of the feeder element to form an apron.
  • the edge is at an angle between 10 ° to 160 °, preferably at an angle of 90 ° to the surface plane of the Aligned mounting element.
  • the edge, with respect to the surface plane of the mounting element at an angle of, for example, 20 ° to 130 °, 30 ° to 120 °, 40 ° to 110 °, 50 ° to 100 ° or 60 ° to 95 ° tilted , It is understood that at angles greater than 90 °, for example, the edge protruding as a flange at the periphery of the mounting member is bent inwardly over the mounting member, wherein the angle is measured from the outside of the plane of the mounting member.
  • the edge extends generally inclined to the mounting plate outwards.
  • An edge bent up to 90 ° has the advantage that over the edge a self-centering alignment of the feeder insert on the feeder element is ensured via mutually corresponding contact surfaces.
  • the edge has a height parallel in the direction of the opening axis, which lies in a range between 5 millimeters and 10 millimeters.
  • a secure alignment between feeder element and feeder insert or a firm connection between feeder element and feeder insert can be implemented.
  • the mounting element preferably has different dimensions in the direction of the vertical axis, preferably through the opening axis and the volume center of gravity, and a transverse axis extending perpendicularly thereto, the mounting element preferably having a greater dimension in the direction of its vertical axis than in the direction of its transverse axis.
  • the mounting element essentially defines the shape of the feeder element, since the mounting element is part of the feeder element and primarily limits its outer dimensions in the direction of the vertical axis and the transverse axis.
  • the feeder element viewed along the opening axis of the passage opening, oval, elliptical, rectangular, irregular polygonal or rounded.
  • a form of the feeder element which is expedient for use is selected, and preferably the feeder insert accommodated by the feeder element.
  • a further embodiment of the invention provides that the mounting element is a substantially planar mounting plate or a mounting plate with an at least curved surface area.
  • the mounting element is a substantially planar mounting plate or a mounting plate with an at least curved surface area.
  • the mounting element as a mounting plate, a structurally simple design of the area connecting the feeder insert to the feeder element is ensured.
  • the mounting plate on a substantially flat surface, on the periphery of an angled edge may be arranged.
  • An alternative embodiment provides in the direction of the vertical axis or the transverse axis at least a curved course of the mounting plate, whereby their strength is increased. Due to the improved strength of the mounting plate is preferably a deformation, preferably buckling (in English: buckling) counteracted during the compression process of the molding material.
  • the mounting plate for this purpose on the first feeder element end facing the outside preferably in the direction of at least the vertical or transverse axis of a convex curvature, preferably a convex curvature.
  • a further preferred embodiment of the arrangement according to the invention provides that the side wall delimiting the passage opening on the feeder element and / or the anti-tilt element preferably designed as a support part is compressible, preferably not reversibly compressible.
  • the side wall and supporting part is given an advantageous possibility for the design of the deformability of the side wall and the height-adjustable support member.
  • the side wall and the support member are irreversibly compressible, so that the deformation is no longer reversible. Under the deformation of the side wall of the passage opening or the wall of the vent formed as a vent opening is to be understood in the widest sense, the achievement of a change in distance, preferably a reduction in distance between the first end and the second end of the feeder element.
  • the deformable wall areas at the passage opening and / or the vent opening can according to a possible embodiment, for example, as in DE 201 12 425 U1 disclosed to be formed as a ring part with a hat-shaped shape.
  • the projecting lid surface corresponds to the first end of the feeder element and the circumferential collar at least a portion of the second end of the feeder element.
  • the protruding rim forms the deformable side wall of the passage and / or vent opening in some areas.
  • the passage opening and also the wall of the vent opening formed as a support part, relative to the width measured in the direction of the transverse axis, are arranged substantially at half the width of the mounting element.
  • the side wall of the passage opening and a variable relative to its height dimension supporting part on a symmetrical arrangement on the feeder element Due to the symmetrical arrangement, tilting about the vertical axis, which runs transversely to the opening axis of the passage opening, is preferably avoided in an advantageous manner.
  • the side wall which delimits the passage opening and / or the wall of the vent opening formed as a support part comprises at least one step, wherein each step is preferably formed by a first side wall portion and a second side wall portion adjacent to the first side wall portion is provided, and wherein the second side wall portion, with respect to the opening axis of the passage opening, in a different angle to the first side wall portion.
  • the compressible side wall and the wall of the ventilation opening preferably comprise a plurality of steps, each with first and second side wall regions, wherein the individual steps also adjoin one another or the side wall regions of the various steps are interconnected.
  • the deformable side wall of the passage opening and the deformable, preferably designed as a support part wall of the vent opening are in a similar form as in EP 2 489 450 B1 ( DE 20 2011 103 718 U1 ) or EP 2 664 396 B1 ( DE 20 2012 102 418 U1 ) deformable side wall of the therein disclosed feeder element of a can be placed on a mold plate feeder system.
  • This advantageous embodiment of the invention can be combined with the independent aspects of the present invention. With regard to preferred combinations, what has been said at the corresponding text passages applies correspondingly.
  • the step-shaped side wall and / or the step-shaped wall preferably has a plurality of first side wall regions extending substantially radially relative to the opening or center axis and a plurality of approximately axially extending second side wall regions. With the first and second side wall regions approximately rectangular steps are formed on the side wall of the passage opening and the wall of the vent opening.
  • the step-shaped, compressible side wall and / or wall comprises two to six stages. Over the plurality of stages, an advantageous compressibility or coincidence capability during the deformation of the side wall and the support part and an associated change in distance between the first and the second end of the feeder element is effected.
  • the step-shaped side wall and / or step-shaped wall of the vent opening in the direction transverse to the opening axis of the passage opening has an extension dimension on.
  • the extension dimension of the compressible section of the feeder element corresponds to about 20% to 50%, 25% to 45% or preferably 25% to 40% of the length in the direction of the vertical axis of the feeder element.
  • the extent dimension corresponds to the maximum diameter of the step adjacent the second end of the feeder element.
  • the first side wall portion has an orientation to the opening axis at an angle between 70 ° and 95 ° and / or the second side wall portion of an alignment with the opening axis in an angular range between 0 ° and 30 °.
  • An alternative embodiment provides that at least the first side wall region, which is in contact with the feeder insert, has an orientation with respect to the opening axis, which lies in an angular range between 45 ° and 80 °.
  • the first side wall region is essentially circular and / or the second side wall region has an approximately cylindrical shape according to a preferred embodiment.
  • circular steps can be advantageously formed to form the preferably compressible sections on the feeder element.
  • Circular steps in contrast to differently designed steps, have the advantage that they deform substantially uniformly in a force that acts preferably parallel to the opening axis. This results in the compression of the molding material a simplistic predictable force curve on the feeder element.
  • the opening axis preferably extends through the center of gravity of the free cross sections of the passage opening formed at the first end and at the second end of the feeder element.
  • the free cross section of the passage opening is arranged concentrically at the first and at the second end.
  • the amount of compression and force required to induce compression of the molding material are affected by a number of factors, such as the material used to make the feeder element and the shape and the material thickness of the side wall defining the passage opening from the first to the second end of the feeder element. It is also understood that individual feeder elements are designed according to the purpose of use and the pressure values and the feeder size specifications which are expected to be set in connection therewith.
  • the initial compressive strength of the feeder element is not more than 7000 Newton, preferably not more than 5000 Newton and / or the initial compressive strength of the feeder element is at least 250 Newton, preferably at least 500 Newton.
  • initial crush resistance is meant herein the force needed to initiate compression (ie, the change in distance between the first and second ends of the feeder element) and the feeder element beyond an existing flexibility which this in its unused and uncompressed state has to irreversibly deform.
  • the initial crush strength should not exceed certain limits, due to preferred embodiments of the feeder element now two deformable regions, here 7000 Newton, otherwise it could possibly cause damage or breakage of the feeder element connected to the feeder element.
  • each individual sidewall (passage opening) and / or wall (ventilation opening) must be adapted.
  • its initial crushing strength is at least 250 Newton, preferably above 500 Newton.
  • an embodiment of the present invention provides that the diameter of the passage and / or vent opening of the feeder element increases from the first end to the second end of the feeder element.
  • a passage and / or vent opening extending from the first end of the feeder element towards the second end of the feeder element may have the shape of a truncated cone.
  • they In order to allow the compression of a possibly frusto-conically shaped side wall or wall, they have, as described in more detail above, preferably, a plurality of weakening areas provided at predetermined intervals along the direction of extension thereof.
  • a preferred step-shaped embodiment of the side wall of the passage opening according to the invention and / or the wall of the vent opening is provided that the length of a first row of side wall portions and / or a second series of side wall portions increases gradually towards the first end of the feeder element.
  • the formed between the first and the second end of the feeder element stages of the stepped side wall and wall have different dimensions, preferably length dimensions, on.
  • a controlled compression or change in distance is ensured, thereby avoiding that reach beyond the first end of the side wall further portions of the stepwise collapsible side wall in contact with the mold model and / or the mold plate.
  • the side wall of the passage opening and / or the preferably compressible wall of the venting channel has a material thickness which is in the range between 0.1 millimeters and 1.5 millimeters.
  • the material thickness can also be in the range between 0.3 millimeters and 1.2 millimeters or preferably between 0.4 and 0.9 millimeters.
  • the ideal material thickness of the preferably stepwise mutually arranged side wall portions may vary according to the application purpose and is influenced, inter alia, by the size, the shape and the material used for the design of the feeder element and possibly also by the manufacturing process of the feeder element.
  • the feeder element according to the invention has a one-piece design, preferably this is press-formed from a single plate body of uniform thickness, wherein the plate body is preferably formed of a metal or at least comprises a metal which is selected from the group consisting of steel , Aluminum, aluminum alloys, brass and their mixtures.
  • the feeder element is produced by a deep drawing process, wherein a material blank is pulled or pressed into a mold by mechanical action of a molding tool. The drawing or pressing of the material blank can be achieved by means of a number of suitable molding tools.
  • the material intended for use should be sufficiently deformable to avoid cracking or breaking of the material during the forming operation.
  • feeder elements according to the invention are produced from cold-rolled steels.
  • Alternative embodiments of the feeder element provide that a variety of other suitable materials, preferably metals, are used.
  • Metals such as steel, aluminum, aluminum alloys, brass and copper preferably have the required ductility to be suitably compressed on at least a portion of the feeder element of the present invention.
  • the metals which are preferably used to form the deformable region of the feeder element can, due to their strength, advantageously be used to form the non-deformable spacer on the feeder element or to form the guided part on the feeder element. With the help of the metals mentioned, a sufficiently high strength of the non-deformable regions of the feeder element can be ensured in principle.
  • a feeder insert according to the invention which is formed from an exothermic feeder material or at least partially comprises exothermic feeder material or is formed from insulating feeder material or at least partially comprises insulating feeder material, and / or the feeder element is formed from a material or contains a material which is selected from the group consisting of metals, plastics, cardboard, their mixture and their composite materials.
  • feeder material As feeder material, however, it is also possible simply to use a molding sand bound with binder, in particular quartz sand.
  • the feeder element which preferably sits with its first end directly on the mold plate and / or the mold model, also consist of other materials, which are preferably selected from the group consisting of metals, plastics, cardboard, their mixture and their composite materials.
  • the materials used should, in order to fulfill at least a portion of the task of the feeder element according to the invention, be deformable.
  • the feeder element arranged on the feeder element has a cylindrical or non-cylindrical recess for a mandrel tip of a centering mandrel. It is preferred that the feeder insert at least on the inside at its passage opening and optionally also, the vent opposite opening has one or more conically extending wall sections and / or one or more cylindrical or non-cylindrical recesses for the mandrel tip.
  • the at least one conically extending wall section and the adjoining recess are formed on the inner contour of the feeder insert.
  • the cylindrical recess is arranged concentrically to the opening axis of the passage opening or to the center axis of the vent opening.
  • opening passage opening and / or vent opening
  • the recess on the feeder insert preferably corresponds in a form-fitting manner to the outer contour of a centering mandrel tip which can be inserted into the recess.
  • the feeder insert has on one end, preferably on an end lying in the use of the feeder system above the opening axis, one or more integrally formed webs or wall sections which subdivide the feeder cavity in a chamber-like manner.
  • an inwardly projecting web or wall section for example designed as so-called Williams strip or Williams wedge, a premature formation of a cast skin on the surface of the liquid metal above the opening axis of the feeder system is counteracted. This improves its effect, namely the liquid retaining the liquid metal therein.
  • the one or more webs are in use of the feeder system, so arranged at a horizontal arrangement of the opening axis of the passage opening at an opening axis arranged above the inner wall portion of the feeder insert and preferably extend parallel to the vertical axis, which preferably extends through the opening axis.
  • the webs also known as Williams strip or Williamskeil may either be a separately formed insert which is to be inserted into the feeder cavity of the feeder system formed by the feeder element and feeder insert.
  • the or the webs are formed on the inner contour of the feeder insert and thus an integral part of it.
  • the present invention also relates to a feeder element for use in an arrangement according to the invention.
  • a feeder element for use in an assembly according to any of the embodiments described above or as part of a feeder system (as defined above or below) for metal casting in divisible molds, especially in vertically divisible molds, comprising a first end for seating on a mold model and / or a mold plate, a second end opposite the first end having a mounting member for receiving a feeder sleeve of the feeder system, at least one liquid metal passageway extending from the first end to the second end, the passage opening being from a sidewall is limited, wherein the side wall to reduce the distance between the first and the second end is deformable and wherein the passage opening has an opening axis, wherein the feeder element is arranged together with a feeder insert, a feed Limit r cavity for receiving liquid metal, wherein the feeder element comprises a arranged on the feeder element anti-tip element.
  • a feeder element according to the invention which according to a preferred embodiment of the invention one or more anti-tip elements and / or corresponds with one or more anti-tip elements, can tilting of the feeder system during compression of the molding material and an associated change in distance between the first and the second end of the Feeder element, are counteracted in an advantageous manner.
  • An inventive development of the feeder element provides that the feeder element in addition to the passage opening for the liquid metal has one or more vents for venting the limited by feeder element and feeder sleeve feeder cavity.
  • an accelerated casting process is effected without the risk that the feeder system is insufficiently filled with liquid metal due to air accumulating in its interior. All explanations regarding a Feeder element as part of an arrangement according to the invention also apply to the feeder element according to the invention.
  • a further aspect of the invention relates to a kit for producing an arrangement according to the invention (as explained above or below) comprising a feeder element, a feeder insert and a mold plate and / or a mold model according to at least one of the preferred embodiments described above.
  • a kit according to the invention thus comprises a feeder element, which is set up for preferential direct placement on a mold model and / or a mold plate, and on which, preferably on a mounting element of the feeder element, a feeder insert is arranged or accommodated, which are assembled to form a feeder system according to the invention can as well as a mold plate and / or a shape model.
  • An alternative embodiment provides that the feeder element is arranged at a distance from the mold plate and / or the mold model.
  • the feeder element and the feeder sleeve are adapted to form a feeder cavity for receiving liquid metal.
  • a given feeder element can be combined with differently shaped feeder inserts.
  • a given feeder insert can be combined with differently shaped feeder elements.
  • a kit according to the invention comprises, in addition to a feeder element and a feeder insert, a centering mandrel for positive reception by the feeder system, preferably via the passage opening or a vent opening on the feeder element according to the invention.
  • the feeder system (which is formed from feeder element and feeder insert) can be pushed over the centering mandrel or plugged onto the centering mandrel.
  • the centering mandrel for receiving or holding the feeder system has a Zentrierdornfuß with a particular adapted to the soffit surface of the passage opening and / or the vent on the feeder element shape.
  • the cross section of the Zentrierdornfußes is preferably not cylindrical according to the passage and / or vent, but preferably selected from the group consisting of: oval, out of round, flattened circle, flattened oval, triangle, quadrangular or polygonal.
  • the centering pin and at least the feeder element are designed so that the feeder system and the feeder and the centering mandrel can occupy only a single position to each other, in which the feeder element and the feeder sleeve can be pushed onto the centering mandrel (key-lock principle). This will be a targeted positioning of the Ensured feeder system on the mold plate and / or the mold model and avoided a malfunction in an advantageous manner.
  • a further aspect of the invention relates to a mold plate for use in an arrangement according to the invention, designed according to at least one of the above-described, preferred embodiments of the present invention, comprising a tilt protection element arranged on the mold plate.
  • a mold plate for use in an arrangement according to the invention, designed according to at least one of the above-described, preferred embodiments of the present invention, comprising a tilt protection element arranged on the mold plate.
  • FIG. 1a an arrangement 2 according to the invention is shown, which comprises a arranged in a horizontal orientation mold plate 4, on which a portion of a mold model 6 is placed or arranged thereon.
  • an inventive feeder system 8 is arranged, which has a feeder element 10 and a feeder insert 12.
  • Feeder element 10 and feeder insert 12 form or delimit a feeder cavity 14 for receiving liquid metal.
  • the feeder element 10 comprises a first end 18, with which the feeder element is seated in the embodiment shown directly on the mold plate 4. Alternatively, the first end 18 may be spaced from the mold plate by a spacer, not shown.
  • the feeder element 10 further includes a second end 20 opposite the first end with a mounting member 22 on which the feeder sleeve 12 is disposed. From the first end 18 to the second end 20 extends a passage opening 24 for liquid metal, wherein the passage opening is bounded by a side wall 26.
  • the side wall 26 is step-shaped and deformable such that the distance between the first end 18 and the second end 20 of the feeder element 10, in the manufacture of a mold and a concomitant compression process of a molding material used for the production can reduce.
  • the passage opening 24 has an opening axis 28, which is offset from the volume center of gravity of the feeder cavity, not shown.
  • the opening axis preferably extends through the center of gravity of the free cross sections of the passage opening formed at the first end and at the second end of the feeder element.
  • the arrangement 2 comprises anti-tilt elements 30, 32 with which a pivoting movement of the feeder system from the opening axis 28 is counteracted out.
  • the anti-tilt elements 30, 32 are arranged at a distance from the opening axis 28.
  • the anti-tip element 30 is a second centering mandrel 16 'as a guide member and the anti-tilting element 32 a along the centering mandrel guided spacer 34 which protrudes on the feeder element 10 in the direction of the mold plate 4 and with the after deformation of the side wall 26, a minimum distance between the Feeder element 10 and the mold plate 4 is maintained.
  • the feeder insert 12 in a wall portion 56 coaxial with the opening axis 28 and the spacer 34 arranged recesses 36, 36 'on.
  • a vent opening 54 is formed, with which a venting function from the feeder cavity 14 is implemented.
  • FIG. 1b shows a second embodiment of an inventive arrangement 2 'with a mold plate 4, a portion of a mold model 6 arranged thereon and a feeder system 8 '.
  • the feeder system 8 ' is positioned and / or held by a structural part 38 protruding into the passage opening 24 in sections through which the side wall 26 is pushed with at least its front end 39 adjacent to the first end 18.
  • two anti-tilt elements 30', 32 ' are again provided.
  • the anti-tip element 30 ' is a fixedly arranged on the mold plate 4 spring mandrel 40, on which the feeder insert 12' is supported.
  • the anti-tip element 32 ' which is designed as a spacer 34 and as a guided part 33, guided along the spring mandrel 40.
  • the feeder insert 12 ' has at its wall region 56' present only a recess 36 'for at least partially in or through the wall 56' of the feeder insert 12 'projecting or protruding mandrel tip 42 of the spring mandrel 40.
  • FIG. 1c shows a third embodiment of an inventive arrangement 2 '.
  • the assembly comprises a mold plate 4 and a portion of a mold model 6, and a feeder system 8 "located on the mold plate 12.
  • the feeder system has a feeder element 10" and a feeder sleeve 12 "The feeder element 10" preferably rests directly on the mold plate with its first end wherein the feeder system is positioned and held by a centering pin 16 corresponding to the passage opening 24 to the mold plate 4.
  • the Zentrierdornspitze 17 in turn protrudes through a provided on the feeder insert 12 "on the wall 56" recess 36 therethrough.
  • a spring pin 40 ' is provided, which is arranged with a arranged with distance to the opening axis 28 of the passage opening 24 opening 44 on the feeder element 10" in engagement.
  • the anti-tip element 30 ' embodied as a spring pin 40' in the present case has the function of a compressible support part 50 which is variable in its height.
  • Such a support part preferably has a step-shaped, compressible extension corresponding to the deformation between the first end and the second end of the feeder element Sidewall adapted deformation behavior.
  • the feeder element 10 "preferably approaches the mold plate 4 uniformly during the deformation of the side wall 26.
  • the feeder insert 12 has a web 48 extending vertically from the wall portion 46 in use, also referred to as a" Williams strip ".
  • FIG. 1d A further embodiment of an arrangement 2 "'according to the invention is shown which comprises a feeder system 8"' having a feeder element 10 "'and a feeder insert 12"' connected to the feeder element 10 "'. These form as well as the previously shown embodiments , a feeder cavity 14.
  • the feeder element 10 "' has a passageway 24 for liquid metal, which is bounded by a step-shaped, preferably compressible side wall 26.
  • the feeder element sits with its first end 18 on the mold plate 4.
  • anti-tip element 32 is on the feeder element 10"'a support member 50' is provided which has a step-shaped, compressible wall 52 in almost identical shape as the side wall 26.
  • the feeder element 10 "'has two compressible portions that are seated and / or spaced from the mold plate by a first end 18 and have a second end 20 on which the feeder sleeve is disposed between the first end 18 and the second end 20, which is the result of a force acting on the feeder system force acting upon compression of mold material in the manufacture of a mold on the feeder insert, the side wall 26 of the passage opening 24 and the wall 52 of the anti-tilt element 32nd "preferably uniformly deformed.
  • the feeder system 8 "'two centering pins 16, 16' are arranged on the mold plate 4, via which the feeder system 8"'is accommodated.
  • the deformable wall 52 is, as well as in the FIGS.
  • a venting function from the feeder cavity 14 can be implemented. Air in the feeder cavity 14 may be vented through the anti-tip element 32 "(FIG. Fig. 1a, 1b ), which in use are in contact with a venting channel produced in the mold, are effectively dissipated, about which a safe filling of the feeder cavity 14 is ensured with liquid metal.
  • FIG. 1e shows a further embodiment of an inventive arrangement in its initial position after placing the feeder system 8 IV on a mold plate 4.
  • the feeder system 8 IV again comprises a feeder element 10 IV and a feeder insert 12 IV , wherein the feeder element 10 IV with its first end 18 on the Mold plate 4 is seated and at the second end 20 of the feeder insert 12 IV is arranged. Between the first and second ends 18, 20 usually extends a step-shaped, deformable side wall 26, with which the passage opening 24 is limited for the liquid metal.
  • the feeder system 8 IV is positioned over the centering pin 16 on the mold plate. According to an alternative embodiment, the positioning is also a in Fig. 1b illustrated structural part possible.
  • a second centering mandrel 16 ' is again arranged as a guide member on the mold plate 4, which preferably has a distance to the deformable side wall 26 of the feeder element 10 IV , which is larger As the distance between the opening axis 28 of the passage opening 24 to the spaced not shown center of gravity of the feeder cavity 14.
  • the Zentrierdorn 16 ' corresponds to a guided along it part 33', on the same time a vent opening 54 "after removing the centering mandrel 16 ' is trained.
  • a spacer 34 ' is arranged as a tilt protection element 32"' on the feeder element 10 IV .
  • the spacer 34 ' protrudes on the underside of the feeder element 10 IV and is preferably in abutment with the upper side of the mold plate 4 after deforming the step-shaped side wall 26.
  • FIG. 1f shows an embodiment of an inventive arrangement 2 V with a feeder system 8 V , which comprises at its feeder element 10 V instead of a stepped side wall with a plurality of steps, a side wall 26 'having a curved, hat-shaped shape.
  • the hat-shaped side wall also has a preferably cylindrical passage opening 24.
  • this hat-like side wall 26 ' is also like the step-shaped side wall 26 (FIG. Fig. 1a to 1e ) deformed such that there is a change in distance between the first end 18 and the second end 20 of the feeder element 10 V.
  • the feeder system 8 V could also have a structural part ( Fig.
  • the present arrangement 2 V arranged with a distance to the centering mandrel 16, second centering mandrel 16 ', which corresponds to an opening 44' in the feeder element 10 V.
  • the breakthrough 44 ' also serves as a vent opening 54 "of the feeder cavity 14 is also at the feeder element 10 V, as in the previous embodiment, a separately arranged spacers 34' are formed in the direction of the mold plate 4 above. This is shown in FIG. 1f shown after compression with the mold plate 4 preferably immediately in Appendix.
  • FIGS. 2a to 2c possible embodiments of feeder inserts are shown.
  • the feeder inserts are each shown in a view from below.
  • the feeder inserts have almost identical wall thicknesses, which however, based on the specific application, may have different wall thicknesses.
  • This in FIG. 2a shown embodiment includes in the wall area 56, according to the in FIG. 1a shown embodiment two recesses 36, 36 '. Adjacent to the recess 36 'is provided in the feeder cavity 14 projecting web 48'.
  • FIG. 2b shown embodiment has in the wall portion 56 'according to the in FIG. 1b shown embodiment only a recess 36 'on.
  • the in Figure 2c shown feeder insert has in addition to the recess 36 for a corresponding with the passage opening 24 centering mandrel 16, two further recesses 36 'in the wall portion 56 "on both sides of a extending into the feeder cavity 14 web 48", also referred to as "Williamself ", are arranged.
  • FIGS. 3a to 3e show different embodiments of inter alia in the FIGS. 1a to 1f shown feeder elements 10, 10 ', 10 ", 10"', 10 V.
  • the feeder elements 10, 10 ', 10 ", 10"', 10 V have a substantially rectangular basic shape, wherein at least one deformable side wall 26, 26 'is formed thereon. With distance to the opening axis 28 ( FIG. 1a ) of the passage opening 24 delimiting side wall 26, 26 'are arranged on the various embodiments of the feeder element differently designed anti-tip elements 32, 32', 32 ", 32"'and / or formed. With the Kipp Klischs instituten Verkipppen around the first end 18 of the feeder element, which is seated on the mold plate 4, to be avoided.
  • FIGS. 4a to 4d show a possible embodiment of a method for producing a casting, wherein a feed system 8 designed according to the invention with its passage opening 24 and the vent opening 54 in the feeder element 10 on two centering pins 16, 16 'is pushed or placed.
  • the centering pins 16, 16 ' are fixedly arranged on the mold plate 4.
  • the feeder element 10 is arranged with its first end directly or at a distance from the mold plate 4.
  • the first end 18 of the feeder element 10 is directly in contact with the mold plate, which, as FIG. 4a shows, at this time has a horizontal orientation.
  • the feeder insert 12 is fastened via the mounting element 22. Subsequently, the pivoting of the mold plate 4 takes place in the Vertical ( FIG.
  • the mold plate 4 is aligned parallel to a second mold plate 4 '.
  • the feeder system 8 is set in this embodiment.
  • the mold model 6 and an attachment part 46 provided for forming a ventilation channel are arranged on the mold plate 4 '.
  • FIG. 4c shows, after both mold plates 4 and 4 'are aligned parallel to each other, chambers 60, 60' generated around the mold plates, in which then a molding material 62 is filled or entered. After filling the chambers 60, 60 'is then a pressing and thus a compression of the molding material 62 in the chambers. Upon compression of the molding material, a force acting at least parallel to the opening axis 28 and towards the first end 18 of the feeder element 10 is generated, whereby the side wall 26 between the first and second ends 18, 20 of the feeder element 10 is deformed, preferably folded or folded in that at the same time the distance between the first and the second end as well as between the feeder system 8 and the mold plate 4 is reduced.
  • the feeder element Due to the change in distance between the feeder system and the mold plate and the part of the present under the feeder element molding material is compressed. During compaction, however, the anti-tip elements 30, 32 formed as centering mandrel 16 'and at least spacers 34 prevent the feeder system from being pivoted out of the opening axis about the first end 18 of the feeder element 10. After compaction, the feeder element thus preferably has a uniform distance from the mold plate 4, whereby a uniform sealing contact of the first end 18 of the feeder element 10 is ensured at a transition 70 to a later mold.
  • the produced mold 66 has a cavity 68 for the liquid metal to be filled into the mold, which substantially corresponds to the shape of the casting to be produced.
  • the cavity 68 has a transition 70 to the passage opening 24 of the feeder system 8 in the first mold half 64.
  • a venting channel 72 corresponding to the venting opening 54 in the feeder element 10 of the feeder system according to the invention is formed in the casting mold 66.
  • venting channel 72 By means of the venting channel 72 can be advantageously ensured that the feeder system is almost completely filled in the casting operation with liquid metal. In addition, during the shrinking process of the metal in the cavity 68 of the mold 66, the supply of liquid metal can be ensured.
  • FIG. 4d Of the Venting channel 72 ( FIG. 4d ) is formed or arranged there, where previously the Anmaneil had been 46 or was arranged (see FIG. 4b . 4c ).
  • feeder elements shown in the figures are feeder elements according to the invention, since they have a tilt protection element or a tilt protection element and a ventilation opening.
  • the arrangements according to the invention shown in the figures can be produced by the components of a corresponding kit.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Molds, Cores, And Manufacturing Methods Thereof (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Devices For Post-Treatments, Processing, Supply, Discharge, And Other Processes (AREA)

Claims (15)

  1. Ensemble destiné à être utilisé lors de la fabrication d'un moule de coulée pouvant être divisé, de préférence dans un moule de coulée pouvant être divisé de manière verticale, comprenant :
    (i) une plaque de moule (4, 4') et/ou un modèle de moule (6),
    (ii) un système distributeur (8, 8', 8", 8"', 8IV, 8V) pourvu d'un élément distributeur (10, 10', 10", 10"', 10IV, 10V) et d'une chemise de distributeur (12, 12', 12", 12"', 12IV), dans lequel élément distributeur (10, 10', 10", 10"', 10IV, 10V) et chemise de distributeur délimitent une cavité de distributeur (14) servant à recevoir un métal liquide,
    dans lequel l'élément distributeur (10, 10', 10", 10"', 10IV, 10V)
    - possède une première extrémité (18), par laquelle l'élément distributeur (10, 10', 10", 10"', 10IV, 10V) repose sur la plaque de moule (4) et/ou le modèle de moule (6) ou est disposé à distance de ces derniers,
    - possède une deuxième extrémité (20) faisant face à la première extrémité (18), pourvue d'un élément de montage (22), au niveau duquel la chemise de distributeur (12, 12', 12", 12"', 12IV) est disposée,
    - présente au moins une ouverture de passage (24), s'étendant depuis la première extrémité en direction de la deuxième extrémité, pour le métal liquide, dans lequel l'ouverture de passage (24) est délimitée par une paroi latérale (26, 26'), dans lequel la paroi latérale peut être déformée afin de réduire la distance entre la première et la deuxième extrémité (18, 20), et dans lequel l'ouverture de passage (24) présente un axe d'ouverture (28),
    dans lequel la cavité de distributeur (14) est dotée d'un centre de gravité volumique décalé par rapport à l'axe d'ouverture (28),
    caractérisé en ce que l'ensemble comprend en supplément
    un ou plusieurs éléments de protection anti-basculement (30, 30', 30", 32, 32', 32", 32"'), qui sont mis au point afin de contrecarrer un basculement du système distributeur (8, 8', 8", 8"', 8IV, 8V) autour de la première extrémité (18) de l'élément distributeur (10, 10', 10", 10"', 10IV, 10V) de manière à sortir de l'axe d'ouverture (28) quand, lorsque le système distributeur est soumis à l'action d'une force agissant de manière parallèle par rapport à l'axe d'ouverture (28) et en direction de la première extrémité (18) de l'élément distributeur, la paroi latérale (26, 26') est déformée et la distance entre la première et la deuxième extrémité (18, 20) est réduite, dans lequel le ou les éléments de protection anti-basculement (30, 30', 30", 32, 32', 32", 32"') sont espacés par rapport à l'axe d'ouverture (28).
  2. Ensemble selon la revendication 1,
    caractérisé en ce que l'élément de protection anti-basculement (30, 30', 30", 32, 32', 32", 32"') est disposé au niveau de l'élément distributeur (10, 10', 10", 10"', 10IV, 10V) et/ou au niveau de la plaque de moule (4) ou du modèle de moule (6) à une distance par rapport à la paroi latérale (26, 26') pouvant être déformée de l'élément distributeur (10, 10', 10", 10"', 10IV, 10V), laquelle distance est de manière préférée plus grande que la distance entre l'axe d'ouverture (28) et le centre de gravité volumique décalé de la cavité de distributeur (14).
  3. Ensemble selon l'une quelconque des revendications 1 à 2,
    caractérisé en ce que l'élément de protection anti-basculement (30', 30", 32") est une partie d'appui (50, 50') disposée entre (i) la plaque de moule (4) et/ou le modèle de moule (6) et (ii) l'élément de montage (22) de l'élément distributeur (10', 10", 10"') et/ou la chemise de distributeur (12', 12", 12"', 12IV), pouvant être modifiée dans sa hauteur, de manière préférée compressible.
  4. Ensemble selon l'une quelconque des revendications 1 à 3,
    caractérisé en ce que l'élément de protection anti-basculement est un écarteur, qui fait saillie en direction de l'élément distributeur (10, 10', 10", 10"', 10IV, 10V) au niveau d'une surface, tournée vers l'élément distributeur (10, 10', 10", 10''', 10IV, 10V), du modèle de moule (6) et/ou de la plaque de moule (4), et est mis au point afin de conserver, après la déformation de la paroi latérale (26, 26'), une distance minimale entre (ii) l'élément distributeur (10, 10', 10", 10"', 10IV, 10V) et (i) la plaque de moule (4) ou le modèle de moule (6).
  5. Ensemble selon l'une quelconque des revendications 1 à 4,
    caractérisé en ce que l'élément de protection anti-basculement (32, 32', 32"') est un écarteur (34, 34'), qui dépasse en direction de la plaque de moule (4) ou du modèle de moule (6) au niveau de l'élément distributeur (10, 10', 10IV, 10V), et est mis au moins afin de conserver, après la déformation de la paroi latérale (26, 26'), une distance minimale entre (ii) l'élément distributeur et (i) la plaque de moule (4) ou le modèle de moule (6).
  6. Ensemble selon l'une quelconque des revendications 1 à 5,
    caractérisé en ce que l'élément de protection anti-basculement (30, 30') est une partie de guidage disposée sur le modèle de moule (6) et/ou sur la plaque de moule (4), laquelle partie de guidage correspond à un logement supplémentaire au niveau de l'élément distributeur (10, 10', 10IV, 10V), de préférence au niveau de l'élément de montage (22) et le long de laquelle le logement glisse au cours de la déformation de la paroi latérale (26, 26').
  7. Ensemble selon l'une quelconque des revendications précédentes,
    caractérisé en ce que l'élément distributeur (10, 10', 10", 10''', 10IV, 10V), de manière préférée son élément de montage (22), présente en supplément une ou plusieurs ouvertures d'aération (54, 54', 54") servant à aérer la cavité de distributeur (14) délimitée par l'élément distributeur (10, 10', 10", 10"', 10IV, 10V) et la chemise de distributeur (12, 12', 12", 12"', 12IV), dans lequel l'ouverture d'aération (54, 54', 54") comprend de préférence une paroi servant à réaliser un canal d'aération s'étendant le long d'un axe d'aération, dans lequel l'axe d'aération s'étend par endroits ou sur toute sa longueur totale de manière parallèle par rapport à l'axe d'ouverture (28) de l'ouverture de passage (24).
  8. Ensemble selon la revendication 7,
    caractérisé en ce que la paroi du canal d'aération est réalisée sous la forme d'un écarteur (34) et/ou sous la forme d'une partie (33, 33') guidée, qui glisse le long de la partie de guidage disposée au niveau du modèle de moule (6) et/ou de la plaque de moule (4).
  9. Ensemble selon la revendication 7,
    caractérisé en ce que la paroi du canal d'aération est mise au point sous la forme d'une partie d'appui (50') pouvant être modifiée dans sa dimension en hauteur et peut être déformée de manière préférée.
  10. Ensemble selon la revendication 1 à 4 ou l'une quelconque des revendications 7 à 9,
    caractérisé en ce que la paroi latérale (26, 26') délimitant l'ouverture de passage (24) au niveau de l'élément distributeur (10, 10', 10", 10''', 10IV, 10V) et/ou l'élément de protection anti-basculement (32') réalisé de manière préférée sous la forme d'une partie d'appui (50') sont compressibles, de préférence sont compressibles de manière irréversible.
  11. Ensemble selon la revendication 1 à 4 ou l'une quelconque des revendications 7 à 10,
    caractérisé en ce que la paroi latérale (26, 26'), qui délimite l'ouverture de passage (24), et/ou la paroi réalisée sous la forme de la partie d'appui (50') de l'ouverture d'aération comprend au moins un palier, dans lequel chaque palier est formé de préférence par une première zone de paroi latérale et une deuxième zone de paroi latérale qui jouxte la première zone de paroi latérale, et dans lequel la deuxième zone de paroi latérale est fournie selon un angle différent par rapport à la première zone de paroi latérale par rapport à l'axe d'ouverture (28) de l'ouverture de passage (24).
  12. Ensemble selon l'une quelconque des revendications 1 à 11,
    caractérisé en ce que l'élément distributeur (10, 10', 10'', 10''', 10IV, 10V) présente une forme de construction d'un seul tenant, de manière préférée est moulé par presse à partir d'un corps de plaque unique d'une épaisseur constante, dans lequel le corps de plaque est formé de préférence à partir d'un métal ou comprend au moins un métal, qui est choisi parmi le groupe constitué de l'acier, l'aluminium, d'alliages d'aluminium, de laiton et leurs mélanges.
  13. Ensemble distributeur destiné à être utilisé dans un ensemble selon l'une quelconque des revendications 1 à 12, dans lequel l'élément distributeur (10, 10', 10'', 10''', 10IV, 10V) utilisé dans l'ensemble
    - possède une première extrémité (18), par laquelle l'élément distributeur (10, 10', 10'', 10''', 10IV, 10V) repose sur la plaque de moule (4) et/ou sur le modèle de moule (6) ou est disposé à distance de ces derniers,
    - possède une deuxième extrémité (20) faisant face à la première extrémité (18), pourvue d'un élément de montage (22), au niveau duquel la chemise de distributeur (12, 12', 12'', 12''', 12IV) est disposée,
    - présente au moins une ouverture de passage (24), s'étendant depuis la première extrémité en direction de la deuxième extrémité, pour le métal liquide, dans lequel l'ouverture de passage (24) est délimitée par une paroi latérale (26, 26'), dans lequel la paroi latérale peut être déformée afin de réduire la distance entre la première et la deuxième extrémité (18, 20), et dans lequel l'ouverture de passage (24) présente un axe d'ouverture (28),
    caractérisé par un ou plusieurs éléments de protection anti-basculement (30, 30', 30'', 32, 32', 32'', 32'''), qui sont mis au point afin de contrecarrer un basculement du système distributeur (8, 8', 8'', 8''', 8IV, 8V) autour de la première extrémité (18) de l'élément distributeur (10, 10', 10'', 10''', 10IV, 10V) de manière à sortir de l'axe d'ouverture (28) quand, lorsque le système distributeur est soumis à l'action d'une force agissant de manière parallèle par rapport à l'axe d'ouverture (28) et en direction de la première extrémité (18) de l'élément distributeur, la paroi latérale (26, 26') est déformée et la distance entre la première et la deuxième extrémité (18, 20) est réduite, dans lequel le ou les éléments de protection anti-basculement (30, 30', 30", 32, 32', 32", 32'") sont espacés par rapport à l'axe d'ouverture (28).
  14. Set servant à fabriquer un ensemble selon l'une quelconque des revendications 1 à 12, comprenant
    - un élément distributeur (10, 10', 10", 10''', 10IV, 10V), qui dans l'ensemble
    -- possède une première extrémité (18), par laquelle l'élément distributeur (10, 10', 10", 10"', 10IV, 10V) repose sur la plaque de moule (4) et/ou sur le modèle de moule (6) ou est disposé à distance de ces derniers,
    -- possède une deuxième extrémité (20) faisant face à la première extrémité (18), pourvue d'un élément de montage (22), au niveau duquel la chemise de distributeur (12, 12', 12", 12'", 12IV) est disposée,
    -- présente au moins une ouverture de passage (24), s'étendant depuis la première extrémité en direction de la deuxième extrémité, pour le métal liquide, dans lequel l'ouverture de passage (24) est délimitée par une paroi latérale (26, 26'), dans lequel la paroi latérale peut être déformée afin de réduire la distance entre la première et la deuxième extrémité (18, 20), et dans lequel l'ouverture de passage (24) présente un axe d'ouverture (28),
    - une chemise de distributeur (12, 12', 12'', 12''', 12IV), dans lequel l'élément distributeur (10, 10', 10'', 10''', 10IV, 10V) et la chemise de distributeur délimitent une cavité de distributeur (14) servant à recevoir un métal liquide,
    - une plaque de moule (4, 4') et/ou un modèle de moule (6),
    caractérisé en ce que l'élément distributeur (10, 10', 10'', 10''', 10IV, 10V) et/ou la plaque de moule (4, 4') présentent un ou plusieurs éléments de protection anti-basculement (30, 30', 30", 32, 32', 32", 32'''), qui sont mis au point afin de contrecarrer un basculement du système distributeur (8, 8', 8'', 8''', 8IV, 8V) autour de la première extrémité (18) de l'élément distributeur (10, 10', 10'', 10''', 10IV, 10V) de manière à sortir de l'axe d'ouverture (28) quand le système distributeur est soumis à l'action d'une force agissant de manière parallèle par rapport à l'axe d'ouverture (28) et en direction de la première extrémité (18) de l'élément distributeur, la paroi latérale (26, 26') est déformée et la distance entre la première et la deuxième extrémité (18, 20) est réduite, dans lequel le ou les éléments de protection anti-basculement (30, 30', 30'', 32, 32', 32'', 32''') sont espacés par rapport à l'axe d'ouverture (28).
  15. Plaque de moule (4, 4') destinée à être utilisée dans un ensemble selon l'une quelconque des revendications 1 à 12, comprenant
    - un ou plusieurs éléments de protection anti-basculement disposés au niveau de la plaque de moule (4, 4'), qui sont mis au point pour contrecarrer un basculement d'un système distributeur (8, 8', 8'', 8''', 8IV, 8V) autour de la première extrémité (18) de l'élément distributeur (10, 10', 10'', 10''', 10IV, 10V) de manière à sortir de l'axe d'ouverture (28) quand lorsque le système distributeur est soumis à l'action d'une force agissant de manière parallèle par rapport à l'axe d'ouverture (28) et en direction de la première extrémité (18) de l'élément distributeur, la paroi latérale (26, 26') est déformée et la distance entre la première et la deuxième extrémité (18, 20) est réduite, dans lequel le ou les éléments de protection anti-basculement sont espacés par rapport à l'axe d'ouverture (28).
EP15178440.2A 2014-08-07 2015-07-27 Systeme a utiliser lors de la production d'un moule divisible Active EP2982458B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PL15178440T PL2982458T3 (pl) 2014-08-07 2015-07-27 Układ do stosowania przy wytwarzaniu podzielnej formy odlewniczej

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102014215715.3A DE102014215715A1 (de) 2014-08-07 2014-08-07 Anordnung zur Verwendung beim Herstellen einer teilbaren Gießform

Publications (2)

Publication Number Publication Date
EP2982458A1 EP2982458A1 (fr) 2016-02-10
EP2982458B1 true EP2982458B1 (fr) 2018-10-10

Family

ID=53835270

Family Applications (1)

Application Number Title Priority Date Filing Date
EP15178440.2A Active EP2982458B1 (fr) 2014-08-07 2015-07-27 Systeme a utiliser lors de la production d'un moule divisible

Country Status (7)

Country Link
US (1) US10112235B2 (fr)
EP (1) EP2982458B1 (fr)
CN (1) CN105364013B (fr)
DE (1) DE102014215715A1 (fr)
ES (1) ES2703933T3 (fr)
PL (1) PL2982458T3 (fr)
TR (1) TR201820747T4 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112207232A (zh) * 2020-10-13 2021-01-12 成都富江机械制造有限公司 铸件的逆向补差造型形变控制方法

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2550944A (en) * 2016-06-02 2017-12-06 Foseco Int Feeder system
US20180111186A1 (en) * 2016-10-21 2018-04-26 Mcconway & Torley, Llc Method and System for Casting Metal Using a Riser Sleeve with an Integral Mold Cavity Vent
PL3395470T3 (pl) * 2017-04-28 2021-11-22 Foseco International Limited System podający
DE202021106147U1 (de) 2021-11-10 2022-11-14 Ask Chemicals Gmbh Speiser
DE202024100498U1 (de) 2024-02-01 2024-04-10 Ask Chemicals Gmbh Speiser in Dosenform

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE20122062U1 (de) * 2000-08-08 2004-02-12 Chemex Gmbh Speisereinsatz
DE10039519B4 (de) * 2000-08-08 2007-05-31 Chemex Gmbh Speisereinsatz
DE20112425U1 (de) 2001-07-27 2001-10-18 GTP Schäfer Gießtechnische Produkte GmbH, 41515 Grevenbroich Speisereinsatz mit metallischem Speiserfuß
GB0325134D0 (en) 2003-10-28 2003-12-03 Foseco Int Improved feeder element for metal casting
EP1920859A1 (fr) * 2006-10-31 2008-05-14 GTP-Schäfer Giesstechnische Produkte GmbH Insert en deux parties pour masselotte avec un bas sous
DE102006055988A1 (de) * 2006-11-24 2008-05-29 Chemex Gmbh Speisereinsatz und Speiserelement
JP4633107B2 (ja) * 2007-12-03 2011-02-16 本田技研工業株式会社 鋳造装置
PL2489450T3 (pl) 2011-02-17 2014-12-31 Foseco Int Element podający
EP2664396B1 (fr) 2012-05-15 2013-12-25 Foseco International Limited Manchon d'alimentation DISA-K arqué
DE202012010986U1 (de) * 2012-11-15 2013-03-18 Foseco International Ltd. Speisersystem
DE102013209775B3 (de) * 2013-05-27 2014-10-23 Chemex Gmbh Speisereinsatz

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
None *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112207232A (zh) * 2020-10-13 2021-01-12 成都富江机械制造有限公司 铸件的逆向补差造型形变控制方法

Also Published As

Publication number Publication date
DE102014215715A1 (de) 2016-02-11
EP2982458A1 (fr) 2016-02-10
ES2703933T3 (es) 2019-03-13
CN105364013A (zh) 2016-03-02
CN105364013B (zh) 2019-07-23
PL2982458T3 (pl) 2019-05-31
US20160038996A1 (en) 2016-02-11
US10112235B2 (en) 2018-10-30
TR201820747T4 (tr) 2019-02-21

Similar Documents

Publication Publication Date Title
EP2982458B1 (fr) Systeme a utiliser lors de la production d'un moule divisible
EP3003601B2 (fr) Manchon de masselotte, élément de formage du manchon de masselotte et procédé de coulée de métal les utilisant
EP3253567B1 (fr) Presse à poudre présentant une infrastructure conique
DE602004000859T3 (de) Verbessertes zuführelement und system für metallguss
DE202011103718U1 (de) Speiserelement
DE20115140U1 (de) Speiser mit einem rohrähnlichen Körper
WO2021122541A1 (fr) Dispositif pour la fabrication de blocs de béton
DE202013001933U1 (de) Speisereinsatz
EP3056297B1 (fr) Utilisation d'un manchon pour masselottes et procédé de fabrication d'un moule comprenant une partie de moule verticale
AT515961A1 (de) Verfahren und Vorrichtung zum Pressen eines Grünlings
EP3727723A1 (fr) Procédé de production d'une partie de moule ainsi qu'insert d'alimentation destiné à être utilisé dans un tel procédé
DE102016103999A1 (de) Stanznietmatrize
EP3756787B1 (fr) Insert d'alimentation à gaine
EP2956256B1 (fr) Insert de dispositif d'alimentation et procédé permettant d'agencer ledit insert dans un moule
DE4417663C2 (de) Preßteil aus Metallpulver, Verfahren und Vorrichtung zu seiner Herstellung
EP3927483A1 (fr) Corps monobloc de dispositif d'alimentation, destiné à être utilisé lors de la coulée de métaux
EP3075504A1 (fr) Dispositif de fabrication d'éléments de formage en béton dans une machine à mouler
EP3917698B1 (fr) Corps de masselotte en une pièce a utiliser lors du coulage de métaux
EP3695917B1 (fr) Insert de masselotte, procédé de fabrication d'un corps de masselotte pour un insert de masselotte ainsi que pièce maîtresse et boîte à noyaux destinés à la fabrication d'un corps de masselotte
DE202004021109U1 (de) Zuführelement und System für den Metallguss
EP3658312B1 (fr) Dispositif de déviation servant à dévier un flux de matière fondue dans une plaque de base de coulée en source lors de la coulée de blocs, plaque de base de coulée en source, outil de pressage et procédé de fabrication
DE202016104786U1 (de) Speiserelement
DE2905682C2 (fr)
DE202022105722U1 (de) Speiser mit beweglicher Tülle
DE202017102321U1 (de) Speiserelement

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

AX Request for extension of the european patent

Extension state: BA ME

17P Request for examination filed

Effective date: 20160810

RBV Designated contracting states (corrected)

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

RAP1 Party data changed (applicant data changed or rights of an application transferred)

Owner name: CHEMEX GMBH

Owner name: HUETTENES-ALBERTUS CHEMISCHE WERKE GESELLSCHAFT MI

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: EXAMINATION IS IN PROGRESS

17Q First examination report despatched

Effective date: 20170530

GRAP Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOSNIGR1

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: GRANT OF PATENT IS INTENDED

INTG Intention to grant announced

Effective date: 20180314

GRAS Grant fee paid

Free format text: ORIGINAL CODE: EPIDOSNIGR3

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE PATENT HAS BEEN GRANTED

RAP1 Party data changed (applicant data changed or rights of an application transferred)

Owner name: HUETTENES-ALBERTUS CHEMISCHE WERKE GESELLSCHAFT MI

Owner name: CHEMEX FOUNDRY SOLUTIONS GMBH

AK Designated contracting states

Kind code of ref document: B1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

REG Reference to a national code

Ref country code: GB

Ref legal event code: FG4D

Free format text: NOT ENGLISH

REG Reference to a national code

Ref country code: CH

Ref legal event code: EP

Ref country code: AT

Ref legal event code: REF

Ref document number: 1050634

Country of ref document: AT

Kind code of ref document: T

Effective date: 20181015

REG Reference to a national code

Ref country code: IE

Ref legal event code: FG4D

Free format text: LANGUAGE OF EP DOCUMENT: GERMAN

REG Reference to a national code

Ref country code: DE

Ref legal event code: R096

Ref document number: 502015006306

Country of ref document: DE

REG Reference to a national code

Ref country code: NL

Ref legal event code: MP

Effective date: 20181010

REG Reference to a national code

Ref country code: LT

Ref legal event code: MG4D

REG Reference to a national code

Ref country code: ES

Ref legal event code: FG2A

Ref document number: 2703933

Country of ref document: ES

Kind code of ref document: T3

Effective date: 20190313

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: NL

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20181010

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: LV

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20181010

Ref country code: HR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20181010

Ref country code: LT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20181010

Ref country code: BG

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20190110

Ref country code: FI

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20181010

Ref country code: IS

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20190210

Ref country code: NO

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20190110

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: GR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20190111

Ref country code: SE

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20181010

Ref country code: RS

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20181010

Ref country code: PT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20190210

Ref country code: AL

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20181010

REG Reference to a national code

Ref country code: DE

Ref legal event code: R097

Ref document number: 502015006306

Country of ref document: DE

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: DK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20181010

Ref country code: CZ

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20181010

PLBE No opposition filed within time limit

Free format text: ORIGINAL CODE: 0009261

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: SK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20181010

Ref country code: RO

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20181010

Ref country code: EE

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20181010

Ref country code: SM

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20181010

26N No opposition filed

Effective date: 20190711

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: SI

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20181010

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: MC

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20181010

REG Reference to a national code

Ref country code: CH

Ref legal event code: PL

GBPC Gb: european patent ceased through non-payment of renewal fee

Effective date: 20190727

REG Reference to a national code

Ref country code: BE

Ref legal event code: MM

Effective date: 20190731

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: GB

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20190727

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: LU

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20190727

Ref country code: BE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20190731

Ref country code: LI

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20190731

Ref country code: CH

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20190731

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: FR

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20190731

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: IE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20190727

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: CY

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20181010

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: MT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20181010

Ref country code: HU

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT; INVALID AB INITIO

Effective date: 20150727

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: PL

Payment date: 20210519

Year of fee payment: 7

REG Reference to a national code

Ref country code: AT

Ref legal event code: MM01

Ref document number: 1050634

Country of ref document: AT

Kind code of ref document: T

Effective date: 20200727

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: AT

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20200727

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: MK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20181010

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: TR

Payment date: 20230725

Year of fee payment: 9

Ref country code: IT

Payment date: 20230731

Year of fee payment: 9

Ref country code: ES

Payment date: 20230821

Year of fee payment: 9

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: PL

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20220727

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: DE

Payment date: 20230808

Year of fee payment: 9