Extrusion forming device for high-temperature ceramic production
By designing a high-temperature ceramic production extrusion molding device including a mixing tank, a stirring paddle, a conveying channel, an extrusion head and a lifting cutting machine, the problems of high ceramic production cost and difficult to control the length of the bar in the prior art are solved, and efficient mixing and extrusion molding of ceramic materials are achieved.
Patent Information
- Application Number
- CN202421625464.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-07-10
- Publication Date
- 2025-05-27
- Estimated Expiration
- 2034-07-10
AI Technical Summary
When extrusion molding is performed, the existing ceramic production equipment is costly and it is difficult to effectively control the length of the rod.
A high-temperature ceramic production extrusion molding device is designed, including a mixing tank, a stirring paddle, a conveying channel, an extrusion head and a lifting cutting machine. It is mixed with a stirring paddle and then extruded through a conveying channel and an extrusion head, and the rod length is cut by a lifting cutting machine.
The one-stop completion of the mixing and extrusion of ceramic materials is achieved, reducing production costs and effectively controlling the length of the bar.
Smart Images
Figure CN222904412U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of ceramic production, in particular to an extrusion molding device for high-temperature ceramic production. Background Technique
[0002] Special ceramic materials are widely used in various fields. Special ceramic materials for different uses have various shapes, and the forming processes in the production process are very different. Special ceramic rods are a common form. Among them, molybdenum disilicide heating elements are the most commonly used heating bodies in high-temperature electric furnaces, and their basic shape is a cylindrical rod, which is processed into various shapes according to the requirements of users' electric furnaces.
[0003] When the above device is in use, in the existing device during the production of ceramics, the production is always carried out in a distributed manner. First, the mud material is mixed and prepared, and then the extrusion molding operation is carried out. At the same time as the separate operations are completed, it is difficult to avoid the cost problem of the device, and the length of the extruded finished rods is often not effectively controlled. Therefore, an extrusion molding device for high-temperature ceramic production that solves the above problems is needed. Summary of the Utility Model
[0004] In view of the deficiencies of the prior art, the utility model provides an extrusion molding device for high-temperature ceramic production, which has the advantages of strong practicability, one-stop mixing and extrusion, length cutting, etc., and solves the problems raised in the above background technique.
[0005] The utility model provides the following technical scheme: An extrusion molding device for high-temperature ceramic production, including a mixing tank, a mixing motor is fixedly installed on the top of the mixing tank, a mixing shaft is fixedly connected to the power output shaft of the mixing motor, a stirring paddle is sleeved on the outer wall of the mixing shaft, a feeding port is opened on the outer wall of the mixing tank, a shunt pipe is arranged at the top of the feeding port, a main material pipe is connected to the top of the mixing tank, a feeding pipe is connected to the bottom of the mixing tank, a conveying channel is arranged at the bottom of the feeding pipe, a rotating motor is fixedly installed on the outer wall of the conveying channel, a screw feeder is fixedly connected to the power output shaft of the rotating motor, an extrusion head is arranged at the other end of the conveying channel away from the rotating motor, a transfer channel is lapped on the outer wall of the extrusion head, a fixing frame is fixedly connected to the outer wall of the transfer channel, a scale platform is arranged on the top of the fixing frame, a lifting cutting machine is installed on the top of the scale platform, an automatic feeding platform is arranged at the bottom of the transfer channel, and a vacuum connecting pipe is fixedly connected to the top of the mixing tank.
[0006] As a preferred technical scheme of the utility model, three pipes are arranged on the outer wall of the shunt pipe, and the three pipes are respectively connected to three different additive devices.
[0007] As a preferred technical solution of the present utility model, the stirring paddle is arranged in the inner cavity of the mixing tank, and the mixing motor controls the rotation of the stirring paddle through the mixing shaft.
[0008] As a preferred technical solution of the present utility model, a valve is arranged on the inner wall of the blanking pipe, and the blanking pipe outputs the mud material into the inner cavity of the conveying channel through the valve.
[0009] As a preferred technical solution of the present utility model, a contraction port is arranged at the connection between the conveying channel and the extrusion head, and the orifice shape of the extrusion head is circular.
[0010] As a preferred technical solution of the present utility model, adjustment holes are provided on the outer wall of the scale platform, and the lifting cutting machine is connected to the scale platform through the adjustment holes.
[0011] Compared with the prior art, the present utility model has the following beneficial effects:
[0012] 1. For this high-temperature ceramic production extrusion molding device, through the coordinated use of the extrusion head, scale platform, and lifting cutting machine on the device, when it is necessary to control the length of the rod after the extrusion head on the device extrudes a cylindrical molybdenum disilicide rod, first, the installation position of the lifting cutting machine on the outer wall of the scale platform is changed, and the lifting cutting machine outputs lifting power, so that the lifting cutting machine on the device drives the cutter to cut the rod, thereby effectively controlling the length of the finished rod.
[0013] 2. For this high-temperature ceramic production extrusion molding device, through the coordinated use of the shunt pipe, main material pipe, stirring paddle, conveying channel, and extrusion head on the device, the shunt pipe and main material pipe on the device add additives and molybdenum disilicide powder into the inner cavity of the mixing tank. After mixing, the mud material is transported through the conveying channel and extruded and formed at the extrusion head, so that the device can complete the mixing and extrusion of materials, and thus the device can complete mixing and extrusion in one step. BRIEF DESCRIPTION OF THE DRAWINGS
[0014] Figure 1 is a three-dimensional structure schematic diagram of the present utility model;
[0015] Figure 2 is a three-dimensional sectional structure schematic diagram of the present utility model;
[0016] Figure 3 is a structure schematic diagram of the lifting cutting machine of the present utility model;
[0017] Figure 4 is a three-dimensional structure schematic diagram on the right side of the present utility model.
[0018] In the figure: 1, mixing tank; 2, mixing motor; 3, mixing shaft; 4, stirring paddle; 5, feeding port; 6, shunt pipe; 7, main material pipe; 8, blanking pipe; 9, conveying channel; 10, rotating motor; 11, screw feeder; 12, extrusion head; 13, transfer channel; 14, fixing bracket; 15, graduated platform; 16, lifting cutting machine; 17, automatic feeding platform; 18, vacuum connection pipe. Specific embodiments
[0019] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.
[0020] Please refer to Figures 1 - 4 , a high-temperature ceramic production extrusion molding device, including a mixing tank 1, a mixing motor 2 is fixedly installed on the top of the mixing tank 1, a mixing shaft 3 is fixedly connected to the power output shaft of the mixing motor 2, a stirring paddle 4 is sleeved on the outer wall of the mixing shaft 3, a feeding port 5 is opened on the outer wall of the mixing tank 1, a shunt pipe 6 is arranged at the top of the feeding port 5, a main material pipe 7 is connected to the top of the mixing tank 1, a blanking pipe 8 is connected to the bottom of the mixing tank 1, a conveying channel 9 is arranged at the bottom of the blanking pipe 8, a rotating motor 10 is fixedly installed on the outer wall of the conveying channel 9, a screw feeder 11 is fixedly connected to the power output shaft of the rotating motor 10, an extrusion head 12 is arranged at the other end of the conveying channel 9 away from the rotating motor 10, a transfer channel 13 is lapped on the outer wall of the extrusion head 12, a fixing bracket 14 is fixedly connected to the outer wall of the transfer channel 13, a graduated platform 15 is arranged on the top of the fixing bracket 14, a lifting cutting machine 16 is installed on the top of the graduated platform 15, an automatic feeding platform 17 is arranged at the bottom of the transfer channel 13, and a vacuum connection pipe 18 is fixedly connected to the top of the mixing tank 1. Through the mutual cooperation of the shunt pipe 6, the main material pipe 7, the stirring paddle 4, the conveying channel 9, and the extrusion head 12 on the device, the shunt pipe 6 and the main material pipe 7 on the device add additives and molybdenum disilicide powder into the inner cavity of the mixing tank 1, and after mixing, the mud material is transported by the conveying channel 9 and is extruded and formed at the extrusion head 12, so that the device can complete the mixing and extrusion of materials, and further enable the device to complete the mixing and extrusion in one stop.
[0021] In a preferred embodiment, three pipes are arranged on the outer wall of the shunt pipe 6, and the three pipes are respectively connected to three different additive devices. Through the three pipes arranged on the outer wall of the shunt pipe 6 on the device, binders, plasticizers, lubricants and other additives are respectively input into the inner cavity of the mixing tank 1 by the three pipes, so that the molybdenum disilicide powder in the inner cavity of the mixing tank 1 is mixed with the additives.
[0022] In a preferred embodiment, the stirring paddle 4 is disposed in the inner cavity of the mixing tank 1, and the mixing motor 2 controls the rotation of the stirring paddle 4 through the mixing shaft 3. By arranging the stirring paddle 4 in the inner cavity of the mixing tank 1 on the device, when the mixing motor 2 on the device outputs rotational power, the mixing shaft 3 is utilized to drive the stirring paddle 4 to rotate, thereby mixing the materials in the inner cavity of the mixing tank 1 and further preparing a mud material.
[0023] In a preferred embodiment, a valve is provided on the inner wall of the blanking pipe 8, and the blanking pipe 8 outputs the mud material into the inner cavity of the conveying channel 9 through the valve. By arranging a valve on the inner wall of the blanking pipe 8 on the device, when the mixing tank 1 on the device mixes the mud material, the valve functions to close, and after the mud material is mixed, the valve is opened, so that the mud material can be transferred from the blanking pipe 8 to the inner cavity of the conveying channel 9.
[0024] In a preferred embodiment, a constriction is provided at the connection between the conveying channel 9 and the extrusion head 12, and the orifice of the extrusion head 12 is circular. By arranging a constriction at the connection between the conveying channel 9 and the extrusion head 12 on the device, when the mud material on the device is conveyed in the inner cavity of the conveying channel 9, it is compressed at the constriction position before reaching the extrusion head 12, and when it is discharged outward through the extrusion head 12, the mud material becomes cylindrical, and further the mud material becomes a molybdenum disilicide rod.
[0025] In a preferred embodiment, adjustment holes are provided on the outer wall of the scale platform 15, and the lifting cutting machine 16 is connected to the scale platform 15 through the adjustment holes. By arranging adjustment holes on the outer wall of the scale platform 15 on the device, when the mud material on the device is extruded into a rod shape, it is necessary to control the length of the finished product, and the installation position of the lifting cutting machine 16 on the outer wall of the scale platform 15 is adjusted, so that the position of the cutting edge at the bottom of the lifting cutting machine 16 is changed, and further the extruded rod is cut.
[0026] In a preferred embodiment, the other end of the vacuum connection pipe 18 away from the mixing tank 1 is connected to a vacuum pump, and the vacuum pump keeps the inside of the mixing tank 1 in a vacuum state through the vacuum connection pipe 18, removing the gas inside the mixed mud material and increasing the density of the extruded rod.
[0027] Working principle: First, through the coordinated use of the shunt pipe 6, main material pipe 7, stirring paddle 4, conveying channel 9, and extrusion head 12 on the device, the shunt pipe 6 and main material pipe 7 on the device add additives and molybdenum disilicide powder into the inner cavity of the mixing tank 1. After mixing, the mud material is transported using the conveying channel 9 and is extruded and formed at the extrusion head 12. Thus, the device can complete the mixing and extrusion of materials, and can complete the mixing and extrusion in one stop. Then, through the coordinated use of the extrusion head 12, scale platform 15, and lifting cutting machine 16 on the device, when it is necessary to control the length of the rod after the extrusion head 12 on the device extrudes a cylindrical molybdenum disilicide rod, first, the installation position of the lifting cutting machine 16 on the outer wall of the scale platform 15 is changed, and the lifting cutting machine 16 outputs lifting power. Thus, the lifting cutting machine 16 on the device drives the cutter to cut the rod, and the length of the finished rod is effectively controlled.
[0028] Although the embodiments of the present invention have been shown and described, for those of ordinary skill in the art, it can be understood that various changes, modifications, substitutions, and variations can be made to these embodiments without departing from the principle and spirit of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.
Claims
1. A high temperature ceramic production extrusion molding device, comprising a mixing tank (1), characterized in that: A mixing motor (2) is fixedly mounted on the top of the mixing tank (1); a mixing shaft (3) is fixedly connected to the power output shaft of the mixing motor (2); a stirring paddle (4) is sleeved on the outer wall of the mixing shaft (3); a material delivery port (5) is provided on the outer wall of the mixing tank (1); a branch pipe (6) is provided on the top of the material delivery port (5); a main material pipe (7) is connected to the top of the mixing tank (1); a material discharge pipe (8) is connected to the bottom of the mixing tank (1); a conveying channel (9) is provided at the bottom of the conveying channel (9); a rotating motor (10) is fixedly mounted on the outer wall of the conveying channel (9); and the rotating motor A screw feeder (11) is fixedly connected to the power output shaft of the rotary motor (10); an extruder head (12) is provided at the other end of the conveying channel (9) away from the rotating motor (10); a transfer channel (13) is overlapped on the outer wall of the extruder head (12); a fixing frame (14) is fixedly connected to the outer wall of the transfer channel (13); a scale platform (15) is provided on the top of the fixed frame (14); a lifting and cutting machine (16) is installed on the top of the scale platform (15); an automatic feeding platform (17) is provided at the bottom of the transfer channel (13); and a vacuum connecting pipe (18) is fixedly connected to the top of the mixing tank (1).
2. A high temperature ceramic production extrusion molding device according to claim 1, characterized in that: The outer wall of the diversion pipe (6) is provided with three pipelines, and the three pipelines are respectively connected to three different additive devices.
3. A high temperature ceramic production extrusion molding device according to claim 1, characterized in that: The stirring paddle (4) is arranged in the inner cavity of the mixing tank (1), and the mixing motor (2) controls the rotation of the stirring paddle (4) via the mixing shaft (3).
4. A high temperature ceramic production extrusion molding device according to claim 1, characterized in that: The inner wall of the discharge pipe (8) is provided with a valve, and the discharge pipe (8) discharges the mud material into the inner cavity of the conveying channel (9) through the valve.
5. The high temperature ceramic production extrusion molding device according to claim 1, characterized in that: A contraction opening is provided at the connection between the conveying channel (9) and the extrusion head (12), and the opening of the extrusion head (12) is circular.
6. The high temperature ceramic production extrusion molding device according to claim 1, characterized in that: An adjustment hole is provided on the outer wall of the scale platform (15), and the lifting and cutting machine (16) is connected to the scale platform (15) through the adjustment hole.