Polyether sulfone epoxy resin hot-pressing forming machine

Abstract

The utility model discloses a polyethersulfone epoxy resin hot-press forming machine, and belongs to the technical field of hot-press forming machinery, the polyethersulfone epoxy resin hot-press forming machine comprises a base, limiting columns are fixed at four corners of the top of the base, guide columns are fixed at the tops of the limiting columns, a top plate is fixed at the tops of the guide columns, and a hot-press assembly is fixed at the center of the top plate in a penetrating manner; the end of a piston rod of the hot-pressing assembly is fixedly connected with a movable plate, the movable plate is slidably connected with the guide columns, the bottom of the movable plate is fixedly connected with a pressing plate, heating assemblies are evenly fixed to the bottom of the pressing plate, an upper die base is fixed to the outer sides of the heating assemblies, and a lower die base is fixed to the center of the top of the base. According to the improved polyethersulfone epoxy resin hot-press forming machine, the hot-press assembly, the heating assembly and the hot air circulation assembly are arranged, so that the technical problems of non-uniform heating, low forming precision and low efficiency of high polymer materials such as polyethersulfone epoxy resin in the hot-press forming process are solved.

Description

Technical Field

[0001] The present application relates to the technical field of hot pressing molding machinery, and in particular to a polyethersulfone epoxy resin hot pressing molding machine. Background Art

[0002] Thermoforming technology is an important process in polymer material processing. It enables materials to be formed under heating and pressurization conditions to obtain the desired shape and performance. At present, with the continuous expansion of the application of polymer materials, the performance and precision requirements of thermoforming machines are becoming higher and higher. Thermoforming technology is mainly applicable to the thermoforming process of polymer materials such as ethersulfone epoxy resin, especially in scenarios that require high-precision and high-efficiency molding processes, such as the manufacturing of parts in the fields of aviation, automobiles, and electronic products.

[0003] Traditional hot press molding machines usually use a heating plate to heat the material, and then use a press to pressurize and mold it. However, temperature gradients are prone to occur during the heating process, resulting in uneven heating of the material and affecting the molding quality. At the same time, the pressure control accuracy of traditional molding machines is not high, making it difficult to ensure the dimensional accuracy and performance stability of the molded products. Utility Model Content

[0004] The present application proposes a polyethersulfone epoxy resin hot pressing molding machine to solve the problems raised in the above background technology.

[0005] In order to achieve the above purpose, this application adopts the following technical solutions:

[0006] A polyethersulfone epoxy resin hot pressing molding machine comprises a base, wherein the top four corners of the base are fixedly installed with limiting columns, the top of the limiting columns is fixedly installed with a guide column, the outer side of the guide column is sleeved with a buffer spring, the top of the guide column is fixedly installed with a top plate, the center of the top plate is penetrated and fixedly installed with a hot pressing component, the piston rod end of the hot pressing component is fixedly connected with a movable plate, the movable plate is slidably connected to the guide column, the bottom of the movable plate is fixedly connected with a pressing plate, the bottom of the pressing plate is evenly fixedly installed with a heating component, the outer side of the heating component is fixedly installed with an upper mold base, the top center of the base is fixedly installed with a lower mold base, and a hot air circulation component is embedded in the lower mold base.

[0007] By adopting the above technical scheme, through high-precision hot pressing components and precise PLC controllers, precise control of molding pressure is achieved, the dimensional accuracy and performance stability of the molded products are improved, and infrared heating, electromagnetic induction heating or microwave heating are adopted to achieve uniform heating of the material and improve the molding quality. The hot air pipeline is used to continuously circulate the hot air during the heating process to ensure that the internal temperature distribution of the lower mold base is more uniform. The introduction of the hot air circulation component further improves the heating uniformity, shortens the heating time, and improves the production efficiency, solving the technical problems of uneven heating, low molding accuracy and low efficiency in the hot pressing molding process of polymer materials such as polyethersulfone epoxy resin.

[0008] As a preferred embodiment, the hot pressing component is a hydraulic cylinder, a pneumatic cylinder or an electric push rod.

[0009] By adopting the above technical solution, through high-precision hot pressing components and precise PLC controller, precise control of molding pressure is achieved, and the dimensional accuracy and performance stability of the molded products are improved. The hydraulic cylinder can be replaced by a pneumatic cylinder or an electric push rod to meet different molding pressure requirements.

[0010] As a preferred embodiment, the heating assembly includes heating elements and a reflective plate arranged in an array, the reflective plate is fixedly installed on the inner side of the lower mold base, and the heating element is an infrared heater, an electromagnetic induction heater or a microwave heater.

[0011] By adopting the above technical solution, using infrared heating, electromagnetic induction heating or microwave heating, uniform heating of the material is achieved and the molding quality is improved. The infrared heater can be replaced by a microwave heater or an electromagnetic induction heater to meet the heating requirements of different materials.

[0012] As a preferred embodiment, the hot air circulation assembly includes a hot air duct arranged in a serpentine shape, the hot air duct is located below the reflective plate, and both ends of the hot air duct pass through a side wall of the lower mold base and are fixedly provided with a circulation fan.

[0013] By adopting the above technical solution, the hot air pipeline is used to continuously circulate the hot air during the heating process to ensure that the internal temperature distribution of the lower mold base is more uniform. The introduction of the hot air circulation component further improves the heating uniformity, shortens the heating time, and improves production efficiency.

[0014] As a preferred embodiment, the top of the hot air duct is provided with air outlets which open upward and are arranged in an array.

[0015] By adopting the above technical solution, multiple air outlets blow hot air toward the reflective plate above, ensuring that the internal temperature distribution of the lower mold base is more uniform.

[0016] As a preferred embodiment, pressure sensors and temperature sensors are fixedly installed at the four corners of the bottom of the upper mold base, a PLC controller is fixedly installed on the front side of the base, the output ends of the pressure sensor and the temperature sensor are electrically connected to the input end of the PLC controller, and the output end of the PLC controller is electrically connected to the input ends of the hot pressing assembly and the heating assembly, respectively.

[0017] By adopting the above technical solution, by setting a temperature sensor and a pressure sensor at the bottom of the upper mold base, the temperature and pressure of the contact surface between the upper mold base and the material are monitored in real time, and the data is transmitted to the PLC controller, which makes real-time adjustments according to the preset molding process parameters. The application of temperature sensors and pressure sensors makes the molding process more intelligent and automated, reducing the need for manual intervention.

[0018] Beneficial effects of this application:

[0019] The polyethersulfone epoxy resin hot pressing molding machine realizes precise control of molding pressure by arranging a hot pressing component, a heating component and a hot air circulation component, and improves the dimensional accuracy and performance stability of the molded product through a high-precision hot pressing component and a precise PLC controller. It adopts infrared heating, electromagnetic induction heating or microwave heating to achieve uniform heating of the material and improve the molding quality. The hot air pipeline is used to continuously circulate hot air during the heating process to ensure that the internal temperature distribution of the lower mold base is more uniform. The introduction of the hot air circulation component further improves the heating uniformity, shortens the heating time, and improves the production efficiency, thereby solving the technical problems of uneven heating, low molding accuracy and low efficiency of high molecular materials such as polyethersulfone epoxy resin during the hot pressing molding process. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 This is a schematic diagram of the overall structure of this application;

[0021] Figure 2 This is the rear view of the present application;

[0022] Figure 3 This is a schematic diagram of the structure of the heating component of the present application;

[0023] Figure 4 This is a schematic diagram of the structure of the hot air circulation component of this application.

[0024] Numbers in the figure: 1. base; 2. limit column; 3. guide column; 4. buffer spring; 5. top plate; 6. hot pressing assembly; 7. movable plate; 8. pressing plate; 9. heating assembly; 91. heating element; 92. reflecting plate; 10. upper die base; 11. lower die base; 12. hot air circulation assembly; 121. hot air pipeline; 1211. air outlet; 122. circulating fan; 13. temperature sensor; 14. pressure sensor; 15. PLC controller. DETAILED DESCRIPTION

[0025] The technical solutions in the embodiments of the present application will be clearly and completely described below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all of the embodiments.

[0026] Reference Figure 1-Figure 4 A polyethersulfone epoxy resin hot pressing molding machine comprises a base 1, wherein the four corners of the top of the base 1 are fixedly installed with limit columns 2, the top of the limit columns 2 is fixedly installed with a guide column 3, the outer side of the guide column 3 is sleeved with a buffer spring 4, the top of the guide column 3 is fixedly installed with a top plate 5, the center of the top plate 5 is penetrated and fixedly installed with a hot pressing component 6, the piston rod end of the hot pressing component 6 is fixedly connected with a movable plate 7, the movable plate 7 is slidably connected with the guide column 3, the bottom of the movable plate 7 is fixedly connected with a pressing plate 8, the bottom of the pressing plate 8 is evenly fixedly installed with a heating component 9, the outer side of the heating component 9 is fixedly installed with an upper mold base 10, the top center of the base 1 is fixedly installed with a lower mold base 11, and the interior of the lower mold base 11 is embedded with a hot air The circulation component 12, through the high-precision hot pressing component 6 and the PLC controller 15, realizes precise control of the molding pressure, improves the dimensional accuracy and performance stability of the molded product, adopts infrared heating, electromagnetic induction heating or microwave heating to achieve uniform heating of the material and improves the molding quality. The hot air circulation component 12 is used to continuously circulate hot air during the heating process to ensure that the internal temperature distribution of the lower mold base 11 is more uniform. The introduction of the hot air circulation component 12 further improves the heating uniformity, shortens the heating time, and improves the production efficiency, solving the technical problems of uneven heating, low molding accuracy and low efficiency of polymer materials such as polyethersulfone epoxy resin during the hot pressing molding process.

[0027] Reference Figure 1 The hot pressing component 6 is a hydraulic cylinder, a pneumatic cylinder or an electric push rod. Through the high-precision hot pressing component 6 and the precise PLC controller 15, precise control of the molding pressure is achieved, and the dimensional accuracy and performance stability of the molded product are improved. The hydraulic cylinder can be replaced by a pneumatic cylinder or an electric push rod to adapt to different molding pressure requirements.

[0028] Reference Figure 3The heating assembly 9 includes heating elements 91 and a reflective plate 92 arranged in an array. The reflective plate 92 is fixedly installed on the inner side of the lower mold base 11. The heating element 91 is an infrared heater, an electromagnetic induction heater or a microwave heater. Infrared heating, electromagnetic induction heating or microwave heating is used to achieve uniform heating of the material and improve the molding quality. The infrared heater can be replaced by a microwave heater or an electromagnetic induction heater to meet the heating requirements of different materials.

[0029] Reference Figure 3 and Figure 4 The hot air circulation component 12 includes a hot air duct 121 arranged in a serpentine shape. The hot air duct 121 is located below the reflective plate 92. Both ends of the hot air duct 121 pass through a side wall of the lower mold base 11 and are fixedly installed with a circulation fan 122. The hot air duct 121 is used to continuously circulate hot air during the heating process to ensure that the internal temperature distribution of the lower mold base 11 is more uniform. The introduction of the hot air circulation component 12 further improves the heating uniformity, shortens the heating time, and improves the production efficiency.

[0030] Reference Figure 4 The top of the hot air duct 121 is provided with air blowing ports 1211 which are opened upward and arranged in an array. The multiple air blowing ports 1211 blow hot air toward the reflective plate 92 above, ensuring that the internal temperature distribution of the lower mold base 11 is more uniform.

[0031] Reference Figure 1 and Figure 4 Temperature sensors 13 and pressure sensors 14 are fixedly installed at the four corners of the bottom of the upper mold base 10, and a PLC controller 15 is fixedly installed on the front side of the base 1. The output ends of the temperature sensor 13 and the pressure sensor 14 are electrically connected to the input ends of the PLC controller 15, and the output ends of the PLC controller 15 are electrically connected to the input ends of the hot pressing component 6 and the heating component 9 respectively. By arranging the temperature sensor 13 and the pressure sensor 14 at the bottom of the upper mold base 10, the temperature and pressure of the contact surface between the upper mold base 10 and the material are monitored in real time, and the data is transmitted to the PLC controller 15, and the PLC controller 15 makes real-time adjustments according to the preset molding process parameters. The application of the temperature sensor 13 and the pressure sensor 14 makes the molding process more intelligent and automated, and reduces the need for manual intervention.

[0032] Working principle: Start the hot pressing component 6, the hot pressing component 6 moves downward and drives the movable plate 7 and the pressure plate 8 to move downward. During this process, the buffer spring 4 acts as a buffer for the movable plate 7 to prevent the upper die base 10 and the lower die base 11 from being damaged due to excessive impact. The upper die base 10 and the lower die base 11 are combined for hot pressing of epoxy resin. Through the high-precision hot pressing component 6 and the PLC controller 15, precise control of the molding pressure is achieved, and the dimensional accuracy and performance stability of the molded product are improved. The hydraulic cylinder can be replaced by a cylinder or an electric push rod to meet different molding pressure requirements. The heating element 91 adopts infrared heating, electromagnetic induction heating or microwave heating to achieve uniform heating of the material and improve the molding quality. The hot air circulation component 12 is used in the heating process Hot air is continuously circulated in the mold to ensure that the internal temperature distribution of the lower mold base 11 is more uniform. The introduction of the hot air circulation component 12 further improves the heating uniformity, shortens the heating time, and improves the production efficiency. By arranging a temperature sensor 13 and a pressure sensor 14 at the bottom of the upper mold base 10, the temperature and pressure of the contact surface between the upper mold base 10 and the material are monitored in real time, and the data is transmitted to the PLC controller 15, and the PLC controller 15 makes real-time adjustments according to the preset molding process parameters. The application of the temperature sensor 13 and the pressure sensor 14 makes the molding process more intelligent and automated, and reduces the need for manual intervention. The technical problems of uneven heating, low molding precision and low efficiency in the hot pressing molding process of polymer materials such as polyethersulfone epoxy resin are solved.

[0033] The above is only a preferred specific implementation manner of the present application, but the protection scope of the present application is not limited thereto. Any technician familiar with the technical field can make equivalent substitutions or changes within the technical scope disclosed in the present application according to the technical solution and utility model concept of the present application, which should be covered by the protection scope of the present application.

Claims

1. A polyethersulfone epoxy resin hot pressing molding machine, comprising a base (1), characterized in that: The four corners of the top of the base (1) are fixedly installed with limit columns (2), the top of the limit columns (2) is fixedly installed with guide columns (3), the outer side of the guide columns (3) is sleeved with buffer springs (4), the top of the guide columns (3) is fixedly installed with a top plate (5), the center of the top plate (5) is penetrated and fixedly installed with a hot pressing component (6), the piston rod end of the hot pressing component (6) is fixedly connected with a movable plate (7), the movable plate (7) is slidably connected with the guide columns (3), the bottom of the movable plate (7) is fixedly connected with a pressing plate (8), the bottom of the pressing plate (8) is evenly fixedly installed with a heating component (9), the outer side of the heating component (9) is fixedly installed with an upper mold base (10), the top center of the base (1) is fixedly installed with a lower mold base (11), and the interior of the lower mold base (11) is embedded with a hot air circulation component (12).

2. A polyethersulfone epoxy resin hot pressing molding machine according to claim 1, characterized in that: The hot pressing component (6) is a hydraulic cylinder, a pneumatic cylinder or an electric push rod.

3. A polyethersulfone epoxy resin hot pressing molding machine according to claim 1, characterized in that: The heating assembly (9) comprises heating elements (91) and a reflective plate (92) arranged in an array, wherein the reflective plate (92) is fixedly mounted on the inner side of the lower mold base (11), and the heating element (91) is an infrared heater, an electromagnetic induction heater or a microwave heater.

4. A polyethersulfone epoxy resin hot pressing molding machine according to claim 2, characterized in that: The hot air circulation component (12) comprises a hot air pipeline (121) arranged in a serpentine shape, the hot air pipeline (121) being located below the reflection plate (92), and both ends of the hot air pipeline (121) passing through a side wall of the lower mold base (11) and fixedly mounted with a circulation fan (122).

5. A polyethersulfone epoxy resin hot pressing molding machine according to claim 4, characterized in that: The top of the hot air pipeline (121) is provided with air blowing outlets (1211) which are opened upward and arranged in an array.

6. A polyethersulfone epoxy resin hot pressing molding machine according to claim 1, characterized in that: Temperature sensors (13) and pressure sensors (14) are fixedly mounted at the four corners of the bottom of the upper die seat (10), and a PLC controller (15) is fixedly mounted on the front side of the base (1); the output ends of the temperature sensors (13) and the pressure sensors (14) are electrically connected to the input end of the PLC controller (15), and the output end of the PLC controller (15) is electrically connected to the input ends of the hot pressing assembly (6) and the heating assembly (9), respectively.

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