Toilet casting machine with vertical and horizontal movement capability for the manufacturing of split toilets

The toilet casting machine addresses issues of misalignment and adhesive weakness by enabling precise alignment and assembly of siphon and rim parts, enhancing production efficiency and quality through vertical and horizontal movements and rotation mechanisms.

WO2026135609A1PCT designated stage Publication Date: 2026-06-25UNIMAK MAKINA SANAYI VE TICARET ANONIM SIRKETI

Patent Information

Authority / Receiving Office
WO · WO
Patent Type
Applications
Current Assignee / Owner
UNIMAK MAKINA SANAYI VE TICARET ANONIM SIRKETI
Filing Date
2025-08-07
Publication Date
2026-06-25

AI Technical Summary

Technical Problem

Existing toilet casting processes face issues with material distribution imbalances, shrinkage during drying, misalignment of joints, weak adhesive bonds, and aesthetic defects, leading to increased production costs and reduced efficiency due to post-production repairs.

Method used

A toilet casting machine with vertical and horizontal movement capabilities, featuring a chassis, casting group, and movable plates for precise alignment and assembly, including rotation and tilting mechanisms to ensure accurate placement of the rim part beneath the siphon section, ensuring balanced load distribution and stable mold positioning.

Benefits of technology

Enhances production efficiency by preventing leakage and alignment errors, improving aesthetic quality, and reducing labor and time spent on post-production repairs through precise alignment and integrated casting and assembly processes.

✦ Generated by Eureka AI based on patent content.

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Abstract

The invention relates to a toilet casting machine (1) for the production of toilet parts, and in particular for enabling the casting and assembly processes of the siphon and rim parts; comprising at least one chassis (10) and at least one casting group (20) positioned on the said chassis (10), allowing casting by means of a mold contained therein, at least one lower plate (21) for connecting the lower mold on the said casting group (20), at least one upper plate (22) for connecting the upper mold, at least one first side plate (23) for connecting one side mold, and at least one second side plate (24) for connecting the other side mold.
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Description

[0001] TOILET CASTING MACHINE WITH VERTICAL AND HORIZONTAL MOVEMENT CAPABILITY FOR THE MANUFACTURING OF SPLIT TOILETS

[0002] TECHNICAL FIELD

[0003] The invention relates to a toilet casting machine for the manufacturing of toilet parts, and in particular for enabling the casting and assembly processes of the siphon and rim parts; comprising at least one chassis and at least one casting group positioned on the said chassis, which allows casting by means of a mold contained therein, at least one lower plate for connecting the lower mold on the said casting group, at least one upper plate for connecting the upper mold, at least one first side plate for connecting one side mold, and at least one second side plate for connecting the other side mold.

[0004] PRIOR ART

[0005] The toilet casting line is a production line that encompasses all processes from shaping the raw material used in the manufacturing of ceramic toilets to obtaining the final product. This line generally includes processes such as slurry preparation, molding, drying, glazing, and firing. The casting machines in the production line use precisely designed molds to produce toilets in the desired size and shape. In order to increase the efficiency of the line, components such as the chassis, drive element, lower and upper plates, columns, piston groups, and rotation mechanism are integrated. In this way, quality, durability, and design standards are maintained during mass production.

[0006] The application numbered CN219686008U known in the literature relates to a high- pressure casting molding device used in toilet production. The device was developed to simultaneously produce the three main components of a toilet — the seat ring, inner chamber, and outer shell — under high pressure. In D1 , the cylinders used in the high-pressure casting molding device play a critical role in automatically performing the opening and closing operations of the molds. The first hydraulic cylinder transfers the casting material from low pressure to high pressure, enabling the high-pressure casting process required inside the molds and supporting the proper formation of the toilet structure. The second hydraulic cylinder functions as a pushing mechanism during opening and closing operations; during closing, this cylinder pushes the mold on the far right toward the left via a pushing plate, ensuring that all molds are tightly closed.

[0007] In the toilet casting line, a toilet generally consists of several separate parts. The main body, reservoir, and connection components are among these elements. During the production of these parts, it is necessary to ensure dimensional precision and surface smoothness throughout the molding and casting processes. However, imbalances in material distribution during the molding stage or shrinkage occurring during the drying phase lead to mismatches at the joints of the parts. These mismatches cause the adhesive material to be applied unevenly during assembly, resulting in weak connection points.

[0008] Another issue encountered during assembly is that the adhesive materials do not form a sufficiently strong bond or are applied incorrectly. The pressure and water exposure that the toilet is subjected to during use test the durability of the adhesive. If the surfaces are not properly cleaned and prepared, the bonding strength remains weak, leading over time to problems such as leakage or separation of the parts. Additionally, the misalignment of the joints negatively affects the aesthetic appearance of the toilet, resulting in consumer dissatisfaction. These issues experienced on the production line prolong quality control processes, leading to increased costs and reduced production speed. The improper alignment of the parts and the uneven distribution of adhesive material require post-production repair procedures, which result in loss of labor and time.

[0009] As a result, all the problems mentioned above have made it necessary to introduce an innovation in the relevant technical field.

[0010] BRIEF DESCRIPTION OF THE INVENTION The present invention relates to a toilet casting machine, aiming to eliminate the above-mentioned disadvantages and to bring new advantages to the relevant technical field.

[0011] One objective of the invention is to provide a toilet casting machine capable of placing the rim part beneath the siphon section.

[0012] Another objective of the invention is to provide a toilet casting machine in which the casting and assembly processes can be performed in an integrated manner, and which possesses features of precise alignment and fixation.

[0013] To fulfill all the objectives mentioned above and those that will become apparent from the detailed description below, the present invention is a toilet casting machine designed for the manufacturing of toilet parts, and in particular for enabling the casting and assembly processes of the siphon and rim parts; comprising at least one chassis and at least one casting group positioned on the said chassis, allowing casting by means of a mold contained therein, at least one lower plate for connecting the lower mold on the said casting group, at least one upper plate for connecting the upper mold, at least one first side plate for connecting one side mold, and at least one second side plate for connecting the other side mold. Accordingly, the novelty lies in that the casting group is configured to shift between at least one closed position, in which casting is performed, and an open position, in which the rim part is placed beneath the siphon part and removed from the mold; that the said upper plate is configured to be at least partially movable along the vertical axis to shift the casting group from the closed position to the open position, and for this purpose, includes at least one lifting piston to which the upper plate is connected; that at least one first transfer group and at least one second transfer group are provided for positioning the said first side plate and second side plate on at least one bearing element; that the said first transfer group and second transfer group are configured to move at least partially along a horizontal axis on the said bearing element; and that the bearing element is positioned in the upper vicinity of the upper plate and is configured to move along the vertical axis with the vertical movement of the upper plate. A feature of a possible embodiment of the invention is that it comprises at least one rotation shaft to enable the casting group to rotate relative to the chassis, and at least one rotation socket on the chassis associated with the rotation shaft. In this way, axial movement of the casting group becomes possible, and position adjustments after molding are facilitated.

[0014] A feature of another possible embodiment of the invention is that the casting group comprises at least one rotation shaft on each of its opposing sides, and the chassis comprises at least two rotation sockets compatible with these rotation shafts. In this way, balanced support of the casting group is ensured, and equal distribution of loads that may occur during rotation becomes possible.

[0015] A feature of another possible embodiment of the invention is that it comprises at least one side mold locking element for securing the first side plate and the second side plate by pressing them against each other via a mold. In this way, stable positioning of the side molds during casting is ensured, preventing leakage and alignment errors.

[0016] A feature of another possible embodiment of the invention is that it comprises at least one tilting piston for partially rotating the casting group relative to the chassis. In this way, the necessary movements for removing air pockets during casting and for cleaning the mold after casting are provided.

[0017] A feature of another possible embodiment of the invention is that it comprises a tilting locking element for limiting the rotational movement of the casting group. In this way, undesired movements of the casting group during casting and assembly processes are prevented, thereby ensuring precise alignment.

[0018] A feature of another possible embodiment of the invention is that it comprises at least one slide on the bearing element for moving the first transfer group and the second transfer group. In this way, precise movement of the side plates along the horizontal axis is enabled, facilitating post-casting assembly operations. The present invention is a method enabling the casting and assembly processes of split toilets, particularly the siphon and rim parts, using a toilet casting machine. The novelty of the invention comprises the following process steps:

[0019] - using a casting group positioned on at least one chassis, in which the casting process is carried out,

[0020] - connecting the lower mold on a lower plate, the upper mold on an upper plate, one side mold on the first side plate, and the other side mold on the second side plate of the casting group,

[0021] - bringing the casting group to the closed position via a lifting piston to perform the casting process and injecting the material into the mold,

[0022] - after the casting is completed, partially moving the upper plate along the vertical axis by means of the lifting piston to bring the casting group into the open position,

[0023] - positioning the bearing element in the upper vicinity of the upper plate and moving it along with the vertical movement of the upper plate,

[0024] - creating a gap beneath the siphon product with the vertical movement and placing a pre-prepared rim part — after applying adhesive material — into this gap,

[0025] - positioning the first side plate and the second side plate of the casting group on the bearing element and moving them along the horizontal axis,

[0026] - discharging the molded product.

[0027] BRIEF DESCRIPTION OF THE DRAWINGS

[0028] Figure 1 shows a representative perspective view of the toilet casting machine of the invention in the closed position.

[0029] Figure 2 shows a representative side view of the toilet casting machine of the invention in the closed position.

[0030] Figure 3 shows a representative perspective view of the toilet casting machine of the invention in the open position. Figure 4 shows a representative side view of the toilet casting machine of the invention in the open position.

[0031] DETAILED DESCRIPTION OF THE INVENTION

[0032] In this detailed description, the subject matter of the invention is explained solely through examples intended to provide a better understanding of the invention, without creating any limiting effect.

[0033] Figure 1 shows a representative perspective view of the toilet casting machine (1 ) of the invention in the closed position (P1). Accordingly, the toilet casting machine (1 ) is a system that enables the production of split toilets, specifically allowing the casting and assembly processes of parts such as the siphon and the rim. In the toilet casting machine (1 ) of the invention, the siphon section of the toilet is specifically molded, and while being removed from the mold, it is combined with the rim part that has adhesive material applied to it. The toilet casting machine (1) performs molding in the closed position (P1), where the upper and lower molds are in contact with each other during the casting process. After the casting is completed, it transitions to the open position (P2), where the upper mold is vertically (I) separated from the lower mold. This movement facilitates the placement of the rim part containing adhesive material beneath the siphon and eases the assembly of the parts. The precise alignment and rotational capability between the molds ensure that both the casting and assembly processes are carried out flawlessly.

[0034] Figure 2 shows a representative side view of the toilet casting machine (1 ) of the invention in the closed position (P1). Accordingly, the toilet casting machine (1 ) essentially comprises at least one chassis (10) and a casting group (20) positioned on the said chassis (10), which enables casting. The chassis (10) is the main structural element that carries and supports all the components of the toilet casting machine (1 ). While allowing movements such as at least partial rotation of the casting group (20) and elevation of the upper plate (22), the chassis (10) also provides the stability required for the proper alignment and assembly of the siphon and rim sections. The casting group (20) is the main operational unit in which all casting processes are performed. In the closed position (P1), liquid material is injected between the upper and lower molds, and then it transitions to the open position (P2), where the rim section is placed beneath the siphon and the cast parts are removed. The casting group (20) comprises at least one rotation shaft (13) to enable it to be rotated on the chassis (10). For this purpose, the chassis (10) includes at least one rotation socket (11) associated with the said rotation shaft

[0035] (13). The rotation socket (11) serves as a connection point to allow the casting group (20) to rotate around its own axis. The rotation shaft (13) is associated with this rotation socket (11) and, thanks to its freedom to roll and slide, allows the casting group (20) to move under load. This structure is particularly important for reducing internal mold cavities and for mold cleaning. Preferably, the casting group (20) includes one rotation shaft (13) on each of its opposing sides, and the chassis (10) includes one rotation socket (11 ) on each of its opposing sides. The rotation socket (11 ) and rotation shaft (13) provide the required strength to precisely change the position of the mold during the casting process.

[0036] The casting group (20) comprises at least one tilting piston (12) for rotating it relative to the chassis (10) during molding, and at least one tilting locking element

[0037] (14) for limiting the rotational movement. The tilting piston (12) is a piston element that enables the casting group (20) to rotate relative to the chassis (10). Preferably, it is positioned between the chassis (10) and the casting group (20), and rotation is achieved by its extension or retraction. The tilting locking element (14), on the other hand, limits the rotational movement of the casting group (20), thereby preventing undesired movements during the molding process. For this purpose, the tilting locking element (14) may be configured to engage a socket on the casting group (20) by means of a piston. The tilting operation enables the removal of air pockets during molding and facilitates mold cleaning after molding.

[0038] Figures 3 and 4 show representative views of the toilet casting machine (1 ) of the invention in the open position (P2). The casting group (20) essentially comprises at least one lower plate (21 ) on its side facing the ground, at least one upper plate (22) above the lower plate (21 ) along the vertical axis (I), and at least one first side plate (23) and at least one second side plate (24) on its lateral sides. The lower plate (21 ) is the platform on which the lower mold part is placed and held stationary during casting. In the closed position (P1), this lower plate (21 ) is pressed against the upper plate (22) via mold parts located between them, allowing the liquid material to be filled into the mold. The upper plate (22) is the platform on which the upper mold part is mounted, and it is movable along the vertical axis (I). When in the closed position (P1), the upper mold part on the upper plate (22) and the lower mold part on the lower plate (21 ) join together to enable the casting of the liquid material. After casting is completed, the machine transitions to the open position (P2), allowing for the placement of the rim section containing adhesive beneath the siphon and the removal of the molded part from the mold.

[0039] In the casting group (20), the first side plate (23) and the second side plate (24) are positioned opposite each other to allow the transportation of two opposing parts of the casting mold. The first side plate (23) carries one side mold part and operates in integration with at least one first transfer group (231). The said first transfer group (231 ) allows the first side plate (23) to be moved along the horizontal axis (II). During the casting process in the closed position (P1), the first side plate (23) is brought as close as possible to the second side plate (24) to fix its position. In the open position (P2), after the rim part is placed beneath the siphon, the first side plate is moved away from the second side plate (24), allowing the siphon product to be removed. The second side plate (24) carries the other side mold part and operates in integration with at least one second transfer group (241 ). The said second transfer group (241 ) allows the second side plate (24) to be moved along the horizontal axis (II). During the casting process in the closed position (P1), the second side plate (24) is brought as close as possible to the first side plate (23) to fix its position. In the open position (P2), after the rim part is placed beneath the siphon, the second side plate is moved away from the first side plate (23), allowing the siphon product to be removed. To lock the first side plate (23) and the second side plate (24) after they are brought close to each other, the casting group (20) comprises at least one side mold locking element (25). The said side mold locking element (25) ensures that the side molds between the first side plate (23) and the second side plate (24) are tightly closed, providing stability during casting. After this closing, additional compression equipment such as an air cushion may also be used to prevent leakage between the side molds. For this purpose, the side mold locking element (25) may be a component that allows opposing arms to be locked together by means of an element such as a pin.

[0040] In the casting group (20), the first transfer group (231 ) and the second transfer group (241 ) are positioned on at least one bearing element (26). The said bearing element (26) may essentially be configured as upright structures extending parallel to each other. The bearing element (26) includes at least one slide (261 ) to enable the first transfer group (231 ) and the second transfer group (241) to move along the horizontal axis (II). In this way, the transportation and horizontal movement of the first transfer group (231 ) and the second transfer group (241 ) are enabled. The bearing element (26) is essentially positioned in the upper vicinity of the upper plate (22). It can also be moved along the vertical axis (I) in coordination with the vertical movement of the upper plate (22).

[0041] The upper plate (22) is moved along the vertical axis (I) to shift the casting group (20) from the closed position (P1) to the open position (P2). To enable this, the casting group (20) comprises at least one lifting piston (27). The said lifting piston (27) is a hydraulic cylinder structure that provides vertical movement of the upper plate (22). In the closed position (P1), it ensures that the upper plate (22) is tightly joined with the lower plate (21) through the mold parts positioned between them during the casting process. In the open position (P2), it raises the upper plate (22), thereby creating the space necessary for placing the rim beneath the siphon. The lifting piston (27) also raises the first side plate (23) and the second side plate (24), facilitating post-casting assembly operations.

[0042] During the casting process, the toilet casting machine (1 ) is brought into the closed position (P1), ensuring that the upper and lower molds are tightly joined, and the siphon section is molded with liquid material. After the casting is completed, the upper mold is vertically separated from the lower mold along the vertical axis (I) by means of the lifting pistons (27), and the system is brought into the open position (P2). In the open position (P2), the casting group (20) is precisely moved along the vertical axis (I), and the rim section, with adhesive material applied on it, is placed beneath the siphon. The side plates are moved with the help of the transfer groups and the bearing elements (26), allowing the connection points to be precisely aligned and fixed using the side mold locking element (25). After the assembly is completed, the cast parts are removed and the production cycle is finalized. This operational scenario ensures high precision during the casting process and prevents mold leakage, while accelerating the assembly process and increasing production efficiency. Additionally, an aesthetic and functional integrity is achieved at the junction of the rim and siphon sections, thereby enhancing the overall product quality.

[0043] The scope of protection of the invention is defined in the claims provided in the annex and shall in no way be limited to the examples described in this detailed description. It is evident that a person skilled in the art may develop similar embodiments in light of the above description without departing from the main concept of the invention.

[0044] REFERENCE NUMBERS GIVEN IN THE DRAWINGS

[0045] I Toilet Casting Machine

[0046] 10 Chassis

[0047] I I Rotation Socket

[0048] 12 Tilting Piston

[0049] 13 Rotation Shaft

[0050] 14 Tilting Locking Element

[0051] 20 Casting Group

[0052] 21 Lower Plate

[0053] 22 Upper Plate

[0054] 23 First Side Plate

[0055] 231 First Transfer Group

[0056] 24 Second Side Plate

[0057] 241 Second Transfer Group

[0058] 25 Side Mold Locking Element

[0059] 26 Bearing Element

[0060] 261 Slide

[0061] 27 Lifting Piston

[0062] I Vertical Axis

[0063] II Horizontal Axis

Claims

CLAIMS1. A toilet casting machine (1 ) for the production of toilet parts, and in particular for enabling the casting and assembly processes of the siphon and rim parts; comprising at least one chassis (10) and at least one casting group (20) positioned on the said chassis (10), allowing casting by means of a mold contained therein, at least one lower plate (21 ) for connecting the lower mold on the said casting group (20), at least one upper plate (22) for connecting the upper mold, at least one first side plate (23) for connecting one side mold, and at least one second side plate (24) for connecting the other side mold, characterized in that the casting group (20) is configured to shift between at least one closed position (P1 ), in which casting is performed, and an open position (P2), in which the rim part is placed beneath the siphon part and removed from the mold; that said upper plate (22) is configured to be at least partially movable along the vertical axis (I) to shift the casting group (20) from the closed position (P1 ) to the open position (P2), and for this purpose, comprising at least one lifting piston (27) to which the upper plate (22) is connected; that at least one first transfer group (231 ) and at least one second transfer group (241 ) are provided for positioning the said first side plate (23) and second side plate (24) on at least one bearing element (26); that the said first transfer group (231 ) and second transfer group (241 ) are configured to move at least partially along the horizontal axis (II) on the said bearing element (26); and that the bearing element (26) is positioned in the upper vicinity of the upper plate (22) and is configured to move along the vertical axis (I) with the vertical movement of the upper plate (22).

2. The toilet casting machine (1 ) according to claim 1 , characterized in that it comprises at least one rotation shaft (13) to enable the casting group (20) to rotate relative to the chassis (10), and at least one rotation socket (1 1 ) on the chassis (10) associated with the rotation shaft (13).

3. The toilet casting machine (1 ) according to claim 2, characterized in that the casting group (20) comprises at least one rotation shaft (13) on each of its opposing sides, and the chassis (10) comprises at least two rotation sockets (11 ) compatible with these rotation shafts (13).

4. The toilet casting machine (1 ) according to claim 1 , characterized in that it comprises at least one side mold locking element (25) for securing the first side plate (23) and the second side plate (24) by pressing them against each other via a mold.

5. The toilet casting machine (1 ) according to claim 1 , characterized in that it comprises at least one tilting piston (12) for partially rotating the casting group (20) relative to the chassis (10).

6. The toilet casting machine (1 ) according to claim 1 , characterized in that it comprises a tilting locking element (14) for limiting the rotational movement of the casting group (20).

7. The toilet casting machine (1 ) according to claim 1 , characterized in that it comprises at least one slide (261 ) on the bearing element (26) for moving the first transfer group (231) and the second transfer group (241).

8. A method enabling the casting and assembly processes of split toilets, particularly the siphon and rim parts, using a toilet casting machine (1 ), characterized by the process steps of:- using a casting group (20) positioned on at least one chassis (10), in which the casting process is carried out,- connecting the lower mold on a lower plate (21 ), the upper mold on an upper plate (22), one side mold on the first side plate (23), and the other side mold on the second side plate (24) of the casting group (20),- bringing the casting group (20) to the closed position (P1) via a lifting piston (27) to perform the casting process and injecting the material into the mold,- after casting is completed, partially moving the upper plate (22) along the vertical axis (I) by means of the lifting piston (27) to bring the casting group (20) into the open position (P2),- positioning the bearing element (26) in the upper vicinity of the upper plate (22) and moving it along with the vertical movement of the upper plate (22), creating a gap beneath the siphon product with the vertical movement and placing a pre-prepared rim part — after applying adhesive material — into this gap,- positioning the first side plate (23) and the second side plate (24) of the casting group (20) on the bearing element (26) and moving them along the horizontal axis (II),- discharging the molded product.