EP3481610A1 - Mehrteilige giessform für sanitäre gegenstände, verfahren zum öffnen und schliessen dieser giessform und gipsbank - Google Patents
Mehrteilige giessform für sanitäre gegenstände, verfahren zum öffnen und schliessen dieser giessform und gipsbankInfo
- Publication number
- EP3481610A1 EP3481610A1 EP17737231.5A EP17737231A EP3481610A1 EP 3481610 A1 EP3481610 A1 EP 3481610A1 EP 17737231 A EP17737231 A EP 17737231A EP 3481610 A1 EP3481610 A1 EP 3481610A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- core
- mold
- wedge
- casting
- mold according
- 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.)
- Granted
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B1/00—Producing shaped prefabricated articles from the material
- B28B1/26—Producing shaped prefabricated articles from the material by slip-casting, i.e. by casting a suspension or dispersion of the material in a liquid-absorbent or porous mould, the liquid being allowed to soak into or pass through the walls of the mould; Moulds therefor ; specially for manufacturing articles starting from a ceramic slip; Moulds therefor
- B28B1/261—Moulds therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B1/00—Producing shaped prefabricated articles from the material
- B28B1/26—Producing shaped prefabricated articles from the material by slip-casting, i.e. by casting a suspension or dispersion of the material in a liquid-absorbent or porous mould, the liquid being allowed to soak into or pass through the walls of the mould; Moulds therefor ; specially for manufacturing articles starting from a ceramic slip; Moulds therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B7/00—Moulds; Cores; Mandrels
- B28B7/0002—Auxiliary parts or elements of the mould
- B28B7/0014—Fastening means for mould parts, e.g. for attaching mould walls on mould tables; Mould clamps
- B28B7/002—Fastening means for mould parts, e.g. for attaching mould walls on mould tables; Mould clamps using magnets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B7/00—Moulds; Cores; Mandrels
- B28B7/20—Moulds for making shaped articles with undercut recesses, e.g. dovetails
Definitions
- the invention relates to a multi-part mold for the manufacture len of sanitary articles according to the preamble of claim 1. Furthermore, the invention relates to a method for opening and closing a mold according to
- Claim 16 and a gypsum bank according to claim 19.
- a mold of the type mentioned is known for example from DE 43 10 876 AI.
- the ceramic mass to be cast is pumped into the mold space between the mold halves and the core mold.
- the two halves are by a
- the forming in the mold cavity of the mold ceramic body is referred to as a molded article, or as a green body.
- the magnets are in each case directly connected to the core mold and the associated mold half.
- compressed air can be supplied via separately located channels.
- the invention is therefore based on the object of specifying a casting mold, which enables a safe and gentle detachment process of the core mold during the demolding of the ceramic article to be produced.
- the invention is further based on the object to provide a method for opening and closing a mold and a plaster bench.
- the invention is based on the idea of a multi-part mold for
- the core shape has at least one magnet which can be displaced by a compressed-air actuating device, which magnet can be connected to the magnetic element of the core wedge in order to fix the core wedge to the core shape.
- the reliability and safety of the casting process is ensured with the multi-part mold.
- the multi-part mold can therefore be optimally reused for a variety of casting operations in a timely manner.
- a further advantage of the invention is the flexible applicability of the multi-part casting mold, since the displaceable magnets are not fixedly attached to the core mold. Therefore, also a great variety of different
- Core wedges are fixed by the movable magnets on the core mold. This ensures a large variety of products. For example, can be made by specifically trained core wedges WCs in which a flushing edge does not need to be cast in a separate mold.
- the use of the aforementioned mold is independent of the pressure with which the ceramic mass to be poured is supplied to the mold space. Therefore, the mold can be flexible for many types of casting methods, such as
- usable mold is a total of the insertion and removal of core wedges, such as water edge cores facilitated.
- the core wedges can be advantageously attached or detached to the core mold by one or more movable magnets.
- the core form may comprise a plurality of displaceable magnets and therefore also a plurality of core wedges.
- the displaceable magnets can be moved into an open position and a closed position. In the closed position, the displaceable magnets are displaced to an outer surface of the core mold. The displaceable magnets are in magnetic contact with the associated magnet
- the respective core wedge can be fixed to the core shape by the magnetic connection.
- Open position means that the movable magnets are not compatible with the
- Core wedges are connected and towards the inside of the core shape
- the core mold has a plurality of tubular guides, in each of which the displaceable magnets are variably movable in the direction of an inner side or an outer side of the core mold.
- the movement of the displaceable magnets takes place in particular by the compressed air actuator.
- the compressed air exerts a force on the displaceable magnets, whereby their movement in a preferred direction can be realized.
- pneumatics is a simple and cost-effective technology.
- Core wedge formed by a metallic surface or a metallic block.
- the surface of the core wedge which is fixable to the core mold, is formed of a metal.
- metals such as iron, nickel or cobalt conceivable.
- the metallic surface or block of the core wedge is formed by a ferromagnetic material. It is also conceivable that the surface of the core wedge by a ferromagnetic alloy, such as an alloy of iron,
- the metallic surface or the metallic block can be used as a permanent magnet, whereby the multi-part mold is reusable for a variety of casting operations. This reduces frequent replacement of the magnetic element of the
- Magnetic element such as a magnetic or disk magnets, conceivable.
- the magnetic element is preferably formed of a metallic material, rusting may occur in the moist environment of the ceramic mass. In a preferred embodiment, therefore, the magnetic element and / or the displaceable magnet of a
- the magnetic element and / or the displaceable magnet is effectively protected against corrosion.
- Preferred materials are, for example, stainless steels or their alloys.
- a frictionless displacement of the displaceable magnets in the tubular guides of the core shape is given. This ensures the efficient functioning of the multi-part casting mold.
- a plurality of displaceable magnets are connectable to a core wedge.
- the core wedge can be fixed to the core shape in a particularly efficient and secure manner. An unwanted replacement of the
- Kernkeils of the core shape and a resulting damage to the core wedge can thus be counteracted. Further advantageous can by The higher magnetic force of several magnets per core wedge and heavier core wedges are used for the multi-part mold. Alternatively, the displaceable magnets may have different sizes or magnet strengths.
- the weight of the at least one core wedge portable by the slidable magnets is in the range of 1 to 3 kg or more.
- the at least one core wedge is preferably wedge-shaped.
- a plurality of differently shaped core wedges can be fixed to the core shape by the displaceable magnets.
- the multiple core wedges are expediently adapted in their geometric shape to the shape of the sanitary object to be cast.
- the term of the core wedge is used not only for tapered geometric shapes but also for different geometric shapes, such as for example concave shapes, which are adapted to the shape of the sanitary object to be cast.
- the displaceable magnet has a comprehensive O-ring, by which the displaceable magnet is protected against slip and friction.
- the displaceable magnet is protected by the O-ring in the tubular guide of the core shape both against slip and against friction and thus against mechanical wear.
- the O-ring can have a sealing effect, whereby the displaceable magnet is additionally protected against rust formation in the moist environment of the ceramic mass.
- the O-ring has a sealing effect
- Impurities or dirt that can enter the core form are Impurities or dirt that can enter the core form.
- the displaceable magnet is attached to a connection plate by a connection means.
- the connection plate is for example formed as a planar metallic plate which can be punched out of a metal sheet. In this way, the connection plate can be produced inexpensively.
- the connecting plate is preferably the connecting means between the pneumatic actuator and the displaceable magnets. In other words, through the
- connection plate can be raised or lowered, whereby the mounted on the connection plate movable magnets in the tubular guides of the core mold are movable.
- the core shape may for this purpose have a corresponding recess, such that the
- Connection plate and the compressed air actuator are mounted space-saving in the core shape. It is also conceivable that the connecting plate and / or the compressed air actuating device protrude beyond the core mold.
- the connecting means is formed by at least one rod or a rail or a traction means.
- connection plate is particularly preferred since it is simple and inexpensive to produce.
- the rod may be formed by a metallic tube or rod, in particular a stainless steel rod.
- the movable magnet can, for example, by a non-positive
- connection in particular a screw connection
- the rod can, in particular by a screw connection, on the
- the rod may be formed as a telescoping rod. Due to the telescopic design of the rod can be done if necessary, a simple length adjustment of the movable magnets. As a result, a flexible use and thus a flexible design of the multi-part mold is given. It can therefore attach a variety of different core wedges of different size, geometric shape or different weight to the core shape. Generally speaking the length of the individual connecting means of the plurality of displaceable magnets may be formed differently.
- connection plate is polygon
- Connection plate may for example be rotationally symmetrical.
- the shape of the connecting plate depends on the number of displaceable magnets and on the functional position of the displaceable magnets for mounting and fixing the differently configured
- the slidable magnets are mounted in an outer region of the connection plate.
- pneumatic actuator is centrally located in the core mold.
- the core mold has a recess in which the compressed air actuating device is arranged. Due to the central arrangement, the core wedges can be positioned in a space-saving and precise manner.
- the compressed air actuating device comprises a
- Compressed air cylinder which is connected to air ducts.
- the compressed air cylinder is formed by a driven by compressed air cylinder, which preferably has a movable and extendable piston.
- the compressed air cylinder can be formed by a single-acting or double-acting pneumatic cylinder.
- the principle of the air cylinder is based on the conversion of compressed air energy into mechanical energy. Therefore, work can be done on the piston and the piston can be extended from a home position.
- single-acting pneumatic cylinders the piston can be returned to its original position by means of a spring. With double-acting pneumatic cylinders, the movement of the piston takes place
- the connecting plate is attached to the compressed air cylinder.
- the connecting plate is mounted directly and centrally on the compressed air cylinder.
- the connecting plate is for example non-positively, in particular by a screw connection, connected to the piston of the compressed air cylinder. Therefore, the connecting plate can be moved simultaneously by the piston movement of the air cylinder.
- the compressed air actuator in particular the air cylinder, therefore controls the movement of the movable magnets. The necessary for the actuation of the air cylinder air ducts for
- Connection to a compressed air source can be guided in the recess of the core mold.
- a bottom plate in particular by a screw connection, attached to the compressed air cylinder.
- the compressed air cylinder can be easily and securely fixed in the core shape.
- the bottom plate can be connected to the core mold for this purpose.
- the bottom plate is preferably mounted mutually to the connection plate on the compressed air cylinder.
- the bottom plate may be mounted in a central recess of the core mold.
- the air cylinder may be mounted on a surface of the bottom plate.
- the connection plate can be on one of the bottom plate
- the connecting plate is movably and / or displaceably mounted in the recess of the core mold by the piston of the compressed air cylinder.
- the connecting plate may comprise a plurality of displaceable magnets, which may be attached to the connecting plate, in particular by a screw connection.
- the sliding magnets are by a
- the slidable magnets are mounted on the connecting plate so that they in the vertical direction, in particular in the direction of the bottom plate down, are movable.
- the displaceable magnets are therefore movable laterally of the compressed air cylinder. Since the displaceable magnets are preferably attached to an outer region of the
- Connection plate are arranged, they have no contact with the
- the slidable magnets may be moved toward an inner side or an outer surface of the core mold.
- core wedges can be fixed to the core shape or released from it.
- the method of opening and closing the mold can be considered here as part of a method for casting a sanitary object.
- the at least one core wedge which is magnetically fixed to the core mold, is introduced into a base mold and clamped.
- the at least one displaceable magnet is released from the core wedge by the pneumatic actuator, whereby the core wedge remains in the base mold and is subsequently removed individually.
- the displaceable magnets may preferably be in a closed position in a starting position. That means they are in
- the core wedges are therefore fixed to the core shape.
- the at least one core wedge which is magnetically fixed to the core mold, is inserted into a base mold and clamped.
- the core shape expediently moves in the direction of a basic shape. Due to the movable magnets a positionally accurate assignment of the core wedges in the basic form is guaranteed.
- the bracing of the base mold with the core wedges fixed to the core mold can be done in particular by a central clamping device.
- the basic shape, together with the introduced core wedges, serves to shape the sanitary article to be produced.
- the base mold may be formed in several parts, and at least comprise a shell shape and a foot shape. The basic form thus forms together with the core shape
- the core wedges may be sealingly connected to the base mold by the tension.
- the Mold is thus preferably prepared after the tension of the core wedges in the base mold for the introduction of the ceramic mass.
- the basic shape ie the at least one shell shape and the foot shape, expediently consists of gypsum.
- the gypsum removes water from the foundry slurry. The consequence is that immediately solidifies the G confuseschiickers and fix components on the inner wall of the base mold. This results in a uniform layer for the molding, or green body, in the basic form.
- the movable magnets in particular by means of an automatic circuit, can be converted into an open position.
- the displaceable magnets are thus released after the casting process by the pneumatic actuator of the core wedges.
- the displaceable magnets are thereby moved in the direction of the inside of the core mold.
- the core shape may preferably be additionally moved away from the core wedges and the base mold.
- Compressed air actuator allows a gentle detachment of the core wedges of the core shape.
- the core wedges inserted into the base mold are no longer in contact with the displaceable magnets.
- the core wedges remain in the basic form and thus remain in contact with the green body. Since the core wedges remain in the base mold during demolding, no tensile force and friction acts on the core wedges. As a result, cracks in the molding can be prevented and avoided. After the casting process, the core wedges can then be removed individually from the base mold and thus from the green body.
- the movement of the displaceable magnets can be electronically regulated in particular by a time control.
- a time control for example, the
- slidable magnets for a fixed period of time, especially a few minutes, remain in the open position and after the expiration of the period
- the core wedges can after completion of the casting by the
- the sliding magnet can be fixed again to the core mold and thus be used for a new casting process.
- the core form is thus for several
- Casting operations in particular 150 or more, recyclable.
- the core mold is ready by the sliding magnets in a small amount of time for a subsequent casting process. Therefore, the production and manufacture of the sanitary object is efficient and time-saving.
- the production and the quality of the sanitary articles to be produced can be effectively improved. Furthermore, the
- Preparation time of the mold and demolding time can be efficiently reduced.
- a gypsum bank is further claimed, which several, multi-part molds according to one of the previously described
- Embodiments comprises.
- Fig. 1 is a perspective view of a core shape of a
- inventive multi-part mold according to a first embodiment, wherein the walls of
- Fig. 2 is a perspective view of an underside of the core mold according to
- Fig. 3 is a perspective view of the core mold of FIG. 1 with fixed
- Fig. 5 is another perspective view of an inventive
- FIG. 1 shows a perspective view of a core shape of a multi-part mold according to the invention according to a first embodiment, in which the walls are formed transparent for the sake of illustration.
- the casting mold can preferably be used for producing sanitary articles, in particular WCs.
- the multi-part casting mold comprises core wedges 30, not shown here, and an oval-shaped core mold 1 with a straight lateral boundary.
- the core mold 1 has a central central oval
- Recess 2 which has an opening for the attachment of a
- Compressed air actuator in the core mold 1 forms.
- the compressed air actuating device is formed by a compressed air cylinder 13 which is mounted in the recess 2.
- the air cylinder 13 in particular by a screw connection, attached to a bottom plate 14.
- the bottom plate 14 is connected by way of example by a screw connection with the bottom surface of the recess 2 of the core mold 1.
- Compressed air cylinder 13 is connected to the compressed air supply with air channels 20.
- the air channels 20 are connected to an external compressed air source and can be guided from outside into the core mold 1.
- the connecting plate 12 On the bottom plate 14 opposite side of the air cylinder 13, a connecting plate 12 is attached.
- the connecting plate 12 has a circular shape with a plurality of elongated arms in the middle.
- the connecting plate 12 is connected to a piston of the air cylinder 13. By the movement of the piston of the air cylinder 13, the connecting plate 12 is movable simultaneously.
- rods 11 With the outer ends of the elongated arms of the connecting plate 12 respectively rods 11 are connected, in particular screwed.
- the rods 11 are each aligned parallel to each other.
- the rods 11 are in associated tubular
- the rods 11 are in this case arranged in guides 15 laterally of the air cylinder 13 movable.
- the guides 15 are therefore also aligned in parallel in the core mold 1.
- Connection plate 12 opposite side of the rods 11 are non-positively, in particular by a screw connection, slidable magnets 10 attached.
- the displaceable magnets 10 are connected to fix the core wedges 30, not shown, on the core mold 1, each with a magnetic element of the core wedges 30.
- the displaceable magnets 10 can be moved by the central pneumatic actuator in the associated guides 15 of the core mold 1.
- the displaceable magnets 10 extend in the guides 15 of the
- the extension 3 has different gradations 4. Due to the different gradations 4 different lengths of the rods 11 can be realized.
- the movable magnets 10 are thus not all at the same height.
- the height-offset arrangement of the displaceable magnets 10 in the extension 3 of the core mold 1 core wedges 30 of different geometric shape and / or size can be fixed to the core mold 1.
- the core mold 1 may preferably be formed of plastic.
- the rods 11 are formed by way of example of stainless steel.
- the displaceable magnets 10 may comprise a ferromagnetic material, such as iron.
- the rods 11 and the slidable magnets 10 are formed of a rust-resistant material.
- the displaceable magnets 10 are movable by means of the compressed air actuator in an open and a closed position.
- the compressed air actuator in an open and a closed position.
- slidable magnets 10 are moved toward an inner side of the core mold 1 or in the direction of an outer surface.
- the displaceable magnets 10 are shown in Fig. 1 by way of example in the open position, since they are not displaced in the direction of the outer surface of the core mold 1.
- FIG. 2 shows a perspective view of an underside of the core mold 1 according to FIG. 1.
- the core mold 1 has an oval shape with a straight-line lateral boundary. Centered on the underside of the core mold 1, an extension 3 is attached. The extension 3 is formed integrally with the core mold 1.
- the extension 3 has a plurality of differently designed graduations 4.
- the gradations 4 may differ in their length and width.
- the rods 11 thus extend in the guides 15 of the core mold 1 from the connecting plate 12 in the extension 3. Due to the different gradations 4 different lengths of the rods 11 can be realized.
- the displaceable magnets 10 are located so that not all at the same height. The height-offset arrangement of the displaceable magnets 10 in the extension 3 of the core mold 1 core wedges 30 of different geometric shape and / or size can be fixed to the core mold 1.
- the core wedges 30 are preferably fixed to the extension 3 of the core mold 1.
- the different gradations 4 are particularly adapted to the geometric shapes of the core wedges 30, which are fixed to the core mold 1.
- the displaceable magnets 10 are movable by means of the compressed air actuator in an open and a closed position. Exemplary are the
- slidable magnets 10 moves in the direction of the outer surface of the extension 3.
- FIG. 3 shows a perspective view of the core mold 1 according to FIG. 1 with fixed core wedges 30.
- the shape and the structure of the core mold 1 are the same as described in FIG.
- a compressed air actuator is mounted in the central recess 2 of the core mold 1.
- the compressed air actuating device is formed by a compressed air cylinder 13 which is fastened in the recess 2 via a bottom plate 14.
- the compressed air cylinder 13 is connected to the compressed air supply with air channels 20.
- the air channels 20 are connected to an external
- Compressed air source connected and can be guided from outside in the core mold 1.
- the connecting plate 12 On the bottom plate 14 opposite side of the air cylinder 13, a connecting plate 12 is attached.
- the connecting plate 12 has a circular shape with a plurality of elongated arms in the middle. By the movement of the piston of the air cylinder 13, the connecting plate 12 is movable simultaneously.
- Rods 11 are connected to the outer ends of the elongated arms of the connecting plate 12, respectively.
- the rods 11 are in associated guides 15 of
- Kernform 1 movable.
- slidable magnets 10 are attached on the opposite side of the connecting plate 12 of the rods 11, in particular by a screw connection.
- the displaceable magnets 10 are movable by the central pneumatic actuator in the associated guides 15 of the core mold 1.
- the displaceable magnets 10 extend in the guides 15 of the
- Kernform 1 in a cylindrical extension 3 The extension 3 points
- displaceable magnets 10 are thus not all at the same height.
- the displaceable magnets 10 are connected to fix the core wedges 30 to the core mold 1, each with a magnetic element of the core wedges 30.
- the core wedges 30 are fixable on the extension 3 of the core mold 1.
- the displaceable magnets 10 are mounted in a closed position.
- the magnetic element of the core wedges 30 is here exemplified as a metallic surface.
- the metallic surface may preferably be formed of iron.
- a plurality of displaceable ones can also be provided
- Magnet 10 may be connected to the respective core wedge 30.
- a plurality of core wedges 30 are fixed to the extension 3 of the core mold 1.
- the core wedges 30 are arranged above and below each other on the extension 3.
- the outer surface of the composite core wedges 30 forms a user surface of the sanitary article to be manufactured.
- the core wedges 30 therefore have a shaping effect.
- the core wedges 30 may have wedge-shaped or conical shapes. In general, the geometric shape of the core wedges 30 is variable and is adapted to the user surface of the sanitary article to be produced.
- FIG. 4 shows an exploded view of a multi-part casting mold according to the invention with a core mold 1 according to FIG. 1 for different purposes
- the casting mold is constructed similarly to the casting mold according to FIG. 3 and comprises a core mold 1, as well as a plurality of core wedges 30.
- the shape and construction of the core mold 1 are as described in FIG. 1.
- the movable magnets 10 are shown in Fig. 4a by the
- the core wedges 30 are arranged and braced in a base form.
- the base mold is generally formed in FIG. 4 by two shell molds 50 and a foot mold 60. Together with the core wedges 30, the base mold forms a cladding for the green body 40, which constitutes the shaped ceramic mass which has not yet been fired.
- the basic shape ie, the shell molds 50 and foot mold 60, is formed in an exploded view. In the course of the process, the shell molds 50 and the foot mold 60 are clamped, that is firmly connected to one another, so that the ceramic mass can be sealed into the base mold.
- the base mold, together with the core wedges 30 and the core mold 1 serves to shape the green body 40.
- the core mold 1 is moved away from the core wedges 30 and the green body 40 in FIG. 4 a.
- the core wedges 30 introduced into the green body 40 are no longer in contact with the displaceable magnets 10. Since the core wedges 30 remain connected to the green body 40 during demolding, no tensile force and friction act on the core wedges 30. Cracks in the green body 40 can thus be prevented and avoided.
- the core wedges 30 can conveniently remain in the base mold during the casting process and therefore remain connected to the green body 40 and subsequently removed one after the other after the casting process.
- the core wedges 30 can be taken out of the basic form by the direction of the arrow and thus removed from the green body 40.
- FIG. 4 b shows a state of the casting mold in which a first core wedge 30 is removed from the base mold and thus from the green body 40.
- the removal of the core wedge 30 can be done individually and manually.
- the core wedge 30 has on an inner side a matching recess for the fixation on the associated gradation 4 of the extension 3 on the core mold 1.
- 4 c shows a further state of the casting mold, in which the first core wedge 30 is fixed to the extension 3 of the core mold 1.
- the displaceable magnets 10 are for this purpose in a closed position.
- the core wedges 30 are sequentially removed one at a time from the base mold and thus from the green body 40 and fixed back to the core mold 1. In Fig. 4d all core wedges 30 are fixed to the core mold 1 successively.
- Casting mold can be used for a new casting process.
- the core mold 1 is thus reusable for several casting operations.
- the core form 1 stands through the sliding magnets 10 ready in a short time for a subsequent casting process.
- FIG. 5 shows a further perspective view of a multi-part casting mold according to the invention with a core mold 1 according to FIG. 1.
- the basic shape is formed by two shell molds 50 and a foot mold 60 and shown in the clamped state. This means that the shell molds 50 and the foot mold 60 are sealingly connected to each other, so that the green body 40, which is introduced as a ceramic mass in the base mold, receives its shape.
- Several core wedges 30 are inserted into the base mold by means of the core mold 1 and therefore connected to the green body 40.
- the core mold 1 is moved away from the base mold and thus the green body 40 by way of example.
- the core wedges 30 form the shape of the green body 40 together with the basic shape.
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Dispersion Chemistry (AREA)
- Molds, Cores, And Manufacturing Methods Thereof (AREA)
- Moulds, Cores, Or Mandrels (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102016112603.9A DE102016112603A1 (de) | 2016-07-08 | 2016-07-08 | Mehrteilige Gießform, Verfahren zum Öffnen und Schließen einer Gießform und Gipsbank |
| PCT/EP2017/066012 WO2018007226A1 (de) | 2016-07-08 | 2017-06-28 | Mehrteilige giessform für sanitäre gegenstände, verfahren zum öffnen und schliessen dieser giessform und gipsbank |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| EP3481610A1 true EP3481610A1 (de) | 2019-05-15 |
| EP3481610B1 EP3481610B1 (de) | 2025-08-06 |
Family
ID=59298443
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP17737231.5A Active EP3481610B1 (de) | 2016-07-08 | 2017-06-28 | Mehrteilige giessform für sanitäre gegenstände, verfahren zum öffnen und schliessen dieser giessform und gipsbank |
Country Status (4)
| Country | Link |
|---|---|
| EP (1) | EP3481610B1 (de) |
| DE (1) | DE102016112603A1 (de) |
| HU (1) | HUE073491T2 (de) |
| WO (1) | WO2018007226A1 (de) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0030770A1 (de) * | 1979-12-18 | 1981-06-24 | Ideal-Standard Gmbh | Giessform für sanitäre Gegenstände mit hohlem integralen Rand oder für hervorstehende, unterschnittene Stücke |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT326844B (de) * | 1972-07-27 | 1975-12-29 | Badische Maschf Gmbh | Einrichtung zum einleger von kernen in giessformen |
| GB2027634A (en) * | 1978-08-09 | 1980-02-27 | Ideal Standard | Casting ceramic material |
| DE4310876A1 (de) | 1993-04-02 | 1994-10-06 | Netzsch Erich Holding | Gießform für keramische Gegenstände |
| DE19745232C1 (de) * | 1997-10-13 | 1998-12-24 | Thuringia Netzsch Feinkeramik | Anlage zum Druckgießen keramischer Artikel |
-
2016
- 2016-07-08 DE DE102016112603.9A patent/DE102016112603A1/de not_active Ceased
-
2017
- 2017-06-28 EP EP17737231.5A patent/EP3481610B1/de active Active
- 2017-06-28 WO PCT/EP2017/066012 patent/WO2018007226A1/de not_active Ceased
- 2017-06-28 HU HUE17737231A patent/HUE073491T2/hu unknown
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0030770A1 (de) * | 1979-12-18 | 1981-06-24 | Ideal-Standard Gmbh | Giessform für sanitäre Gegenstände mit hohlem integralen Rand oder für hervorstehende, unterschnittene Stücke |
Also Published As
| Publication number | Publication date |
|---|---|
| EP3481610B1 (de) | 2025-08-06 |
| WO2018007226A1 (de) | 2018-01-11 |
| HUE073491T2 (hu) | 2026-01-28 |
| DE102016112603A1 (de) | 2018-01-11 |
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