Preparation process of graphite-based molded polystyrene foam plastic board

Abstract

The invention relates to the technical field of polystyrene foam plastic board preparation, in particular to a graphite-based molded polystyrene foam plastic board preparation process which comprises the following steps: material preparation, namely storage, precise material supply, mixing and stirring, foaming operation, extrusion molding, cutting preparation and cleaning storage. Through ingenious cooperation of components in the prior art, materials can be effectively subjected to mixed foaming operation, and a plate at an extrusion molding position is fully cut and treated, so that preparation of the graphite-based molded polystyrene foam plastic plate can be rapidly realized according to needs, and the preparation quality of the plastic plate can be effectively guaranteed.

Description

Technical Field

[0001] The invention relates to the technical field of polystyrene foam plastic board preparation, in particular to a preparation process of a graphite-based molded polystyrene foam plastic board. Background Art

[0002] XPS extruded board, or extruded polystyrene thermal insulation board, is a rigid foam plastic board made of polystyrene resin as raw material, other raw materials and polymers, which are heated and mixed while injecting catalysts, and then extruded and pressed to form. XPS extruded board has excellent thermal insulation and heat insulation properties, and is widely used in the insulation of building exterior walls. However, the raw materials of general XPS extruded board are sourced from different channels, and due to cost constraints, the use of relatively poor PS polystyrene and modified polystyrene made from recycled waste plastics results in unstable thermal insulation performance and poor combustion performance of the product, which cannot meet the current requirements for high energy-saving and high flame-retardant extruded board products.

[0003] A graphite polystyrene foam extruded board for thermal insulation with publication number CN104744843A, the raw materials of which include, by mass fraction, PS polystyrene: 70-80 parts; expanded graphite: 5-13 parts; talcum powder: 1-5 parts; flame retardant: 6-10 parts; carbon black: 0.2-1.5 parts; CO2 foaming agent: 3-4 parts. The preparation method of the extruded board is: the raw materials are stored independently according to the components; the automatic control system is used to mix and stir the materials; the first-stage plasticization is carried out by a screw with a length of 15m and an average temperature of more than 180°C; the second-stage mixing is carried out by a screw with a temperature of 210°C and a height of 10m; the CO2 foaming agent is injected into the mold for foaming under high pressure; the extrusion molding is carried out on the whole platform; the graphite extruded board is initially cold-molded; the edges and corners are cut; the secondary processing (brushing, grooving, embossing); the transverse cutting; the secondary cooling; the packaging and storage. The extruded board of the present invention is a black board, has the characteristics of good fire resistance, strong heat insulation ability, lower cost under the same effect, convenient construction and good system integrity.

[0004] The above technical solution adopts graphite-based molding to quickly prepare foam plastic boards, but it is not conducive to cutting and cleaning the plastic boards during preparation, and cannot effectively guarantee the efficiency and quality of cutting, which is not conducive to high-quality preparation of plastic boards, so the preparation process needs to be improved. Summary of the invention

[0005] The purpose of the present invention is to solve the shortcomings of the prior art and to propose a preparation process of a graphite-based molded polystyrene foam plastic board.

[0006] In order to achieve the above object, the present invention adopts the following technical solutions:

[0007] The preparation process of graphite-based molded polystyrene foam plastic board comprises the following steps:

[0008] S1. Material preparation and storage: Prepare the corresponding materials according to the needs and store them in categories. At the same time, ensure the temperature and humidity in the storage equipment to ensure the storage quality. The storage equipment adopts a fully enclosed structure to avoid external influences. At the same time, the feeding end is also connected to the automatic mechanical feeding equipment, and the raw material screening and testing equipment is connected to the feeding end of the feeding equipment to ensure the quality of the raw materials;

[0009] S2. Precise feeding: A first auger conveying device is installed at the lower end of the storage device, and an electric control metering device is installed on the first auger conveying device, and the electric control metering device is connected to the first auger conveying device, which can accurately detect the feeding amount of the first auger conveying device and control the operation of the first auger conveying device, so as to control the precise ratio between the materials, and the first auger conveying device can be set according to the needs to facilitate the transportation and lifting of materials;

[0010] S3, mixing and stirring: after the materials are transported to the mixing and stirring device by the first auger conveying device, the raw materials are mixed by the mixing and stirring device, and the various materials are added within the specified time. Through the cooperation of the first auger conveying device and the electronically controlled metering device, the materials can be evenly added within the specified time to ensure the uniformity of mixing between the materials;

[0011] S4, foaming operation: after the materials are mixed, a second auger conveying device is installed at the lower end of the mixing device and the materials are conveyed into the high-temperature plasticizing device through the second auger conveying device, and a foaming agent is injected into the plasticized materials through the foaming device;

[0012] S5, extrusion molding: after the foaming is completed, the staff can output the material in a directional manner, and install the molding equipment at the output end, so that the foamed output material can be output in the corresponding style according to the specifications of the molding equipment;

[0013] S6. Cutting preparation: a plate limiting device is installed at the front end of the forming equipment to perform preliminary cutting operations on the plate, and after cutting, the plate can be transported into the processing equipment to perform processing operations on the plate surface;

[0014] S7, cleaning and storage: After processing, the plates are cleaned of plastic debris through cleaning equipment, and the edges of the plastic plates are polished. After cleaning, the residues are removed again through negative pressure adsorption equipment. After cleaning, the plates are packaged by palletizers and packaging equipment, and then stacked and stored.

[0015] Compared with the prior art, the present application can effectively mix and foam materials through the ingenious coordination between the components of the prior art, and can fully cut and process the plates at the extrusion site, so as to quickly realize the preparation of graphite-based molded polystyrene foam plastic boards as needed, and can effectively ensure the quality of the prepared plastic boards.

[0016] Preferably, the electronically controlled metering device can be a particle metering device or a liquid metering device.

[0017] Furthermore, it can effectively adapt to different materials to ensure the accuracy of measurement and facilitate accurate proportioning between materials.

[0018] Preferably, the directional output in S5 adopts a screw extrusion component, the molding equipment includes a molding component, the molding component is detachably connected to the output end of the screw extrusion component, the molding component adopts a fan-shaped device, the end of the molding component away from the screw extrusion component is through-set, and the end of the molding component away from the screw extrusion component is provided with a processing mechanism.

[0019] Furthermore, the foamed material can be output in a directional manner through the action of the screw extrusion component, and the material can be output in a plate shape through the action of the molding component.

[0020] Preferably, the processing mechanism includes two belt conveying mechanisms arranged at one end of the molding component away from the screw extrusion component, the molding component is arranged between the two belt conveying mechanisms, the two belt conveying mechanisms are arranged from top to bottom, and the two belt conveying mechanisms are provided with a slitting mechanism at one end away from the molding component. A transmission mechanism is installed on the belt conveying mechanism at the lower end, and two cutting blades are provided on the transmission mechanism. The two belt conveying mechanisms are located between the two cutting blades, and the two belt conveying mechanisms and the two cutting blades are vertically arranged.

[0021] Furthermore, the foaming direction of the material can be effectively limited by the action of the two belt conveyor mechanisms, and the plates of different thicknesses can be adjusted by controlling the distance between the two belt conveyor mechanisms. The plates can be cut into required specifications as needed through the slitting mechanism, and the cutting blade can be continuously vibrated back and forth through the transmission mechanism to achieve cutting operations on both sides of the plastic plate to ensure smoothness on both sides.

[0022] Preferably, the slitting mechanism includes two automatic transverse moving parts arranged at both ends of the two belt conveyor mechanisms, and automatic reciprocating parts are installed on the opposite sides of the two automatic transverse moving parts. An electric heating cutting wire is fixed between the two automatic reciprocating parts, and the electric heating cutting wire and the two belt conveyor mechanisms are arranged vertically.

[0023] Furthermore, during actual production and preparation, the automatic transverse moving component can make the automatic reciprocating component move left and right at the same speed as the belt conveyor mechanism, and at the same time, the two automatic reciprocating components can make the electric thermal cutting wire move back and forth stably, and the electric thermal cutting wire adopts an electric thermal wire cutting structure, which can make the automatic transverse moving component control the automatic reciprocating component to move at the same speed and in the same direction when the plastic plate in the belt conveyor mechanism is moved out, so that the electric thermal cutting wire cuts the plastic plate. When the cutting is completed, the electric thermal cutting wire will move to the other side. At this time, the electric thermal cutting wire can be quickly moved to the left, and the moving speed of the electric thermal cutting wire can be controlled by the corresponding control device to achieve the same specification cutting operation of the plastic plate.

[0024] Preferably, the transmission mechanism includes a synchronous belt assembly installed on the belt conveyor mechanism, a turntable member is installed on the synchronous belt assembly, and the turntable member is rotatably sleeved on the belt conveyor mechanism located at the lower end, and a plurality of interference rods are fixed at equal intervals around a circle of the belt conveyor mechanism, sliding frames are fixed on both sides of the belt conveyor mechanism, a vibration mechanism is provided on the sliding frame located at the lower end, two cutting blades are respectively installed on the two vibration mechanisms, the upper end of the cutting blade is slidably installed on the same side thereof and is arranged in the sliding frame located on the upper belt conveyor mechanism, a pressure rod member is fixed to one side of the lower end of the cutting blade, and the pressure rod member and the interference rod are in conflict with each other.

[0025] Furthermore, through the action of the synchronous belt assembly, the turntable part can stably drive the three resistance rods to circulate under the action of the belt conveyor mechanism, so that the resistance rod and the pressure rod part are in conflict, so as to effectively make the cutting blade rise, and the cutting blade can be continuously moved back and forth through the vibration mechanism, so as to effectively cut the plastic parts that overflow from the belt conveyor mechanism and effectively make the two sides of the plastic plate flush.

[0026] Preferably, the vibration mechanism comprises fixed rods fixed at two ends of the sliding frame, spring members are fixed on the fixed rods, the spring members are fixedly connected to the cutting blade, and the sliding frame is located between the two spring members.

[0027] Furthermore, through the cooperation of the spring element, it can be fully ensured that the cutting blade continuously reciprocates and vibrates.

[0028] Preferably, an electric telescopic rod is fixed on the belt conveyor mechanism at the upper end, and the piston rod end of the electric telescopic rod is fixed on the belt conveyor mechanism at the lower end.

[0029] Furthermore, the distance between the two belt conveyor mechanisms can be effectively adjusted.

[0030] The beneficial effects of the present invention are:

[0031] 1. The distance between the two belt conveyor mechanisms can be effectively adjusted through the electric telescopic rod, so that accurate adjustment can be made according to the thickness requirements of the production board, so that the thickness of the final plastic board can meet the requirements during extrusion and foaming, and the plastic board can be extended to both sides to effectively meet the required specifications;

[0032] 2. Through the action of the synchronous belt assembly, the turntable can stably drive the three resistance rods to circulate under the action of the belt conveyor mechanism, so that the resistance rods and the pressure rods are in conflict, so as to effectively make the cutting blade rise, and the vibration mechanism can make the cutting blade move back and forth continuously, so as to effectively cut the plastic parts overflowing from the belt conveyor mechanism and effectively make the two sides of the plastic plate flush;

[0033] 3. In actual production and preparation, the automatic transverse moving part can make the automatic reciprocating part move left and right at the same speed as the belt conveyor mechanism, and the two automatic reciprocating parts can make the electric thermal cutting wire move forward and backward stably. The electric thermal cutting wire adopts an electric thermal wire cutting structure, which can make the automatic transverse moving part control the automatic reciprocating part to move at the same speed and in the same direction when the plastic plate in the belt conveyor mechanism is moved out, so that the electric thermal cutting wire cuts the plastic plate. When the cutting is completed, the electric thermal cutting wire will move to the other side, and at this time, the electric thermal cutting wire can be quickly moved to the left, and the moving speed of the electric thermal cutting wire can be controlled by the corresponding control device to achieve the same specification cutting operation of the plastic plate;

[0034] 4. Through the ingenious coordination between the existing technical components, the materials can be effectively mixed and foamed, and the plates at the extrusion site can be fully cut and processed, so that the preparation of graphite-based molded polystyrene foam plastic plates can be quickly realized as needed, which can effectively ensure the quality of the plastic plate preparation. BRIEF DESCRIPTION OF THE DRAWINGS

[0035] Figure 1 A step diagram of the preparation process of the graphite-based molded polystyrene foam plastic board proposed by the present invention;

[0036] Figure 2 This is a diagram of the equipment used for extrusion molding in the preparation process of the graphite-based molded polystyrene foam plastic board proposed by the present invention;

[0037] Figure 3 The present invention is attached Figure 2 A magnified image of point A;

[0038] In the figure: 1 screw extrusion component, 2 molding component, 3 belt conveyor mechanism, 4 cutting blade, 5 sliding frame, 6 electric telescopic rod, 7 automatic reciprocating component, 8 automatic transverse component, 9 electric heating cutting wire, 10 fixed rod, 11 spring component, 12 resistance rod, 13 turntable component, 14 pressure rod component, 15 synchronous belt assembly. DETAILED DESCRIPTION

[0039] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.

[0040] Reference Figure 1-3 The preparation process of graphite-based molded polystyrene foam plastic board comprises the following steps:

[0041] S1. Material preparation and storage: Prepare the corresponding materials as needed and store them in categories. In actual production and preparation, the materials include PS polystyrene raw materials, expanded graphite, talcum powder, flame retardant, carbon black, foaming agent and other materials, so that the required materials can be added when used. Expanded graphite can realize graphite-based operations, and flame retardants can improve the flame retardant effect of the final product and the quality of the product. At the same time, the temperature and humidity in the storage device are guaranteed to ensure the storage quality. The storage device adopts a fully enclosed structure to avoid external influences. At the same time, the feeding end is also connected to an automated mechanical feeding device, and the feeding end of the feeding device is connected to a raw material screening and testing device to ensure the quality of the raw materials.

[0042] S2. Precise feeding: A first auger conveying device is installed at the lower end of the storage device, and an electric control metering device is installed on the first auger conveying device, and the electric control metering device is connected to the first auger conveying device, which can accurately detect the feeding quantity of the first auger conveying device and control the operation of the first auger conveying device, so as to control the precise ratio between the materials, and the first auger conveying device can be set according to the needs, so as to convey and lift the materials, and the optimal ratio between the materials can be effectively obtained through verification, so as to carry out the filling operation, so that the materials are mixed more fully, which is helpful to improve the quality of the final product;

[0043] S3, mixing and stirring: After the materials are transported to the mixing and stirring device through the first auger conveying device, the raw materials are mixed by the mixing and stirring device, and the various materials are added within the specified time. Through the cooperation of the first auger conveying device and the electric control metering device, the materials can be evenly added within the specified time to ensure the uniformity of mixing between the materials; the electric control metering device can adopt two types of particle metering equipment and liquid metering equipment, and the required metering equipment can be accurately selected according to the needs, so as to improve the accuracy of metering and promote the mixing effect between the materials;

[0044] S4, foaming operation: after the materials are mixed, a second auger conveying device is installed at the lower end of the mixing device and the materials are conveyed into the high-temperature plasticizing device through the second auger conveying device, and a foaming agent is injected into the plasticized materials through the foaming device. The plasticizing operation of the materials can be realized through the high-temperature plasticizing device, and the foaming agent can be added to expand the plastics. In actual production and preparation, a high-temperature screw plasticizing device can be used to effectively carry out zone heating, which can better make the materials melt together evenly. Through the high-pressure foaming operation, the foaming agent can be effectively and evenly mixed;

[0045] S5. Extrusion molding: After the foaming is completed, the staff can output the materials in a directional manner and install molding equipment at the output end so that the foamed materials can be output in the corresponding style according to the specifications of the molding equipment; the plastic sheets extruded and foamed can be quickly processed through the molding equipment to improve the processing efficiency and quality.

[0046] S6. Cutting preparation: A plate limiting device is installed at the front end of the forming equipment to perform preliminary cutting operations on the plates. After cutting, the plates can be transported into the processing equipment for processing operations on the plate surface; punching, grooving, chamfering and other operations are performed on the surface of the divided plates to improve the convenience of later use and to fully prepare according to production needs;

[0047] S7. Cleaning and storage: After processing, the plastic debris on the plate is removed by cleaning equipment, and the edge of the plastic plate is polished. After cleaning, the residue is removed again by negative pressure adsorption equipment. The cleaned plate is packaged by palletizer and packaging equipment, and then stacked and stored. In actual production preparation, negative pressure adsorption equipment can be used to adsorb the waste on the plastic plate to make the surface of the plastic plate clean, which is conducive to palletizing and packaging, and is convenient for storage.

[0048] Reference Figure 2-3 The directional output in S5 adopts a screw extrusion component 1, and the molding equipment includes a molding component 2. The molding component 2 is detachably connected to the output end of the screw extrusion component 1. The molding component 2 adopts a fan-shaped device. The end of the molding component 2 away from the screw extrusion component 1 is through-set, and the end of the molding component 2 away from the screw extrusion component 1 is provided with a processing mechanism; the foamed material can be output in a direction through the action of the screw extrusion component 1, and the material can be output in a plate shape through the action of the molding component 2.

[0049] Reference Figure 2-3The processing mechanism includes two belt conveying mechanisms 3 arranged at one end of the molding component 2 away from the screw extrusion component 1, the molding component 2 is arranged between the two belt conveying mechanisms 3, the two belt conveying mechanisms 3 are arranged from top to bottom, and the two belt conveying mechanisms 3 are provided with a slitting mechanism at one end away from the molding component 2, and a transmission mechanism is installed on the belt conveying mechanism 3 at the lower end, and two cutting blades 4 are provided on the transmission mechanism. The two belt conveying mechanisms 3 are located between the two cutting blades 4, and the two belt conveying mechanisms 3 and the two cutting blades 4 are vertically arranged; the foaming direction of the material can be effectively limited by the action of the two belt conveying mechanisms 3, and the plate body of different thicknesses can be adjusted by controlling the distance between the two belt conveying mechanisms 3, and the plate can be cut into the required specifications according to the needs through the slitting mechanism, and the cutting blade 4 can be continuously reciprocated through the transmission mechanism to realize the cutting operation on both sides of the plastic plate to ensure the smoothness of both sides.

[0050] Reference Figure 2-3 The slitting mechanism includes two automatic transverse moving parts 8 arranged at both ends of the two belt conveyor mechanisms 3. The movement directions of the two belt conveyor mechanisms 3 are opposite, so that the movement directions of the conveyor belts on the two belt conveyor mechanisms 3 on the opposite sides are the same, while ensuring the conveying speed and improving the preparation quality. The two automatic transverse moving parts 8 are installed on the opposite sides with automatic reciprocating parts 7, and an electric heating cutting wire 9 is fixed between the two automatic reciprocating parts 7. The electric heating cutting wire 9 and the two belt conveyor mechanisms 3 are arranged vertically; in actual production and preparation, the automatic transverse moving part 8 can make the automatic reciprocating part 7 move left and right at the same speed as the belt conveyor mechanism 3, and at the same time, the two automatic reciprocating parts 7 can make the electric The hot cutting wire 9 moves back and forth stably, and the electric hot cutting wire 9 adopts an electric hot wire cutting structure. When the plastic plate in the belt conveyor mechanism 3 is moved out, the automatic transverse moving part 8 controls the automatic reciprocating part 7 to move at the same speed and in the same direction, so that the electric hot cutting wire 9 cuts the plastic plate. When the cutting is completed, the electric hot cutting wire 9 will move to the other side. At this time, the electric hot cutting wire 9 can be quickly moved to the left, and the moving speed of the electric hot cutting wire 9 is controlled by the corresponding control device to achieve the same specification cutting operation of the plastic plate. When measuring, all aspects of data must be fully considered to ensure the consistency of the separation. At the same time, the output speed of the belt conveyor mechanism 3 is constant, which helps to ensure the quality of the segmentation.

[0051] Reference Figure 2-3The transmission mechanism includes a synchronous belt assembly 15 installed on the belt conveying mechanism 3, a turntable 13 is installed on the synchronous belt assembly 15, and the turntable 13 is rotatably sleeved on the belt conveying mechanism 3 at the lower end. A plurality of abutment rods 12 are fixed at equal intervals on a circle of the belt conveying mechanism 3. Slide racks 5 are fixed on both sides of the belt conveying mechanism 3. A vibration mechanism is provided on the slide rack 5 at the lower end. Two cutting blades 4 are respectively installed on the two vibration mechanisms. The upper ends of the cutting blades 4 are slidably installed on the same side thereof and are arranged on the belt conveying mechanism 3 at the upper end. In the sliding frame 5, a pressure rod 14 is fixed to one side of the lower end of the cutting blade 4, and the pressure rod 14 and the resistance rod 12 are in resistance. Through the action of the synchronous belt assembly 15, the turntable 13 can stably drive the three resistance rods 12 to circulate under the action of the belt conveyor mechanism 3, so that the resistance rod 12 and the pressure rod 14 are in resistance, so as to effectively make the cutting blade 4 rise, and the cutting blade 4 can be continuously reciprocated through the vibration mechanism, so as to effectively cut the plastic parts overflowing the belt conveyor mechanism 3 and effectively make the two sides of the plastic plate flush.

[0052] Reference Figure 2-3 The vibration mechanism includes a fixed rod 10 fixed at both ends of the sliding frame 5, a spring member 11 is fixed on the fixed rod 10, the spring member 11 is fixedly connected to the cutting blade 4, and the sliding frame 5 is located between the two spring members 11. Through the cooperation of the spring member 11, it can be fully ensured that the cutting blade 4 continuously reciprocates and vibrates.

[0053] Reference Figure 2-3 An electric telescopic rod 6 is fixed on the belt conveyor mechanism 3 at the upper end, and the piston rod end of the electric telescopic rod 6 is fixed on the belt conveyor mechanism 3 at the lower end, which can effectively adjust the distance between the two belt conveyor mechanisms 3 to better control the thickness of the plastic sheet.

[0054] In the present invention, corresponding materials are prepared as needed and stored in categories. During actual production and preparation, materials such as PS polystyrene raw materials, expanded graphite, talcum powder, flame retardant, carbon black, foaming agent, etc. are prepared so that the required materials can be added when used. Graphite-based operations can be achieved through expanded graphite, and the flame retardant effect of the final product can be improved through the flame retardant, thereby improving the quality of the product. At the same time, the temperature and humidity in the storage device are guaranteed to ensure the storage quality. Moreover, the storage device adopts a fully enclosed structure to avoid external influences. At the same time, the feed end is also connected to an automated mechanical feeding device, and a raw material screening and detection device is connected to the feed end of the feeding device to ensure the quality of the raw materials.

[0055] A first auger conveying device is installed at the lower end of the storage device, and an electric control metering device is installed on the first auger conveying device, and the electric control metering device is connected to the first auger conveying device, which can accurately detect the feeding amount of the first auger conveying device and control the operation of the first auger conveying device, so as to control the precise ratio between the materials, and the first auger conveying device can be set according to needs to facilitate the transportation and lifting of materials. Through verification, the optimal ratio between the materials can be effectively obtained to perform filling operations, so that the materials are mixed more fully, which helps to improve the quality of the final product;

[0056] After the materials are transported to the mixing and stirring device through the first auger conveying device, the raw materials are mixed by the mixing and stirring device, and various materials are added within the specified time. Through the cooperation of the first auger conveying device and the electric control metering device, it can be ensured that the materials are evenly added within the specified time to ensure the uniformity of mixing between the materials; the electric control metering device can adopt two types of particle metering equipment and liquid metering equipment, and the required metering equipment can be accurately selected according to the needs, so as to improve the accuracy of metering and promote the mixing effect between the materials;

[0057] After the materials are mixed, a second auger conveying device is installed at the lower end of the mixing device and the materials are transported into the high-temperature plasticizing device through the second auger conveying device, and a foaming agent is injected into the plasticized materials through the foaming device. The high-temperature plasticizing device can realize the plasticizing operation of the materials, and the foaming agent can be added to expand the plastic. In actual production and preparation, a high-temperature screw plasticizing device can be used to effectively carry out zone heating, which can better make the materials melt together evenly, and the foaming agent can be effectively and evenly mixed through high-pressure foaming operation; after foaming, the staff can output the materials in a directional manner, and install molding equipment at the output end, so that the foamed output materials can be output in the corresponding style according to the specifications of the molding equipment; the plastic sheets extruded and foamed can be quickly processed through the action of the molding equipment, thereby improving the processing efficiency and quality.

[0058] A plate limiting device is installed at the front end of the forming equipment to perform preliminary cutting operations on the plates, and after cutting, the plates can be transported into the processing equipment for processing operations on the plate surface; punching, grooving, chamfering and other operations are performed on the surface of the divided plates to improve the convenience of later use and can be fully prepared according to production needs;

[0059] After processing, the plastic debris on the plate is removed by cleaning equipment, and the edge of the plastic plate is polished. After cleaning, the residue is removed again by negative pressure adsorption equipment. The cleaned plate is packaged by palletizer and packaging equipment, and then stacked and stored. In actual production preparation, negative pressure adsorption equipment can be used to adsorb the waste on the plastic plate, so that the surface of the plastic plate is clean, which is conducive to palletizing and packaging, and is convenient for storage.

[0060] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes according to the technical scheme and inventive concept of the present invention within the technical scope disclosed by the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A process for preparing a graphite-based molded polystyrene foam board, characterized in that: The following steps are involved: S1. Material preparation and storage: Prepare the corresponding materials according to the needs and store them in categories. At the same time, ensure the temperature and humidity in the storage equipment to ensure the storage quality. The storage equipment adopts a fully enclosed structure to avoid external influences. At the same time, the feeding end is also connected to the automatic mechanical feeding equipment, and the raw material screening and testing equipment is connected to the feeding end of the feeding equipment to ensure the quality of the raw materials; S2. Precise feeding: A first auger conveying device is installed at the lower end of the storage device, and an electric control metering device is installed on the first auger conveying device, and the electric control metering device is connected to the first auger conveying device, which can accurately detect the feeding amount of the first auger conveying device and control the operation of the first auger conveying device, so as to control the precise ratio between the materials, and the first auger conveying device can be set according to the needs to facilitate the transportation and lifting of materials; S3, mixing and stirring: after the materials are transported to the mixing and stirring device by the first auger conveying device, the raw materials are mixed by the mixing and stirring device, and the various materials are added within the specified time. Through the cooperation of the first auger conveying device and the electronically controlled metering device, the materials can be evenly added within the specified time to ensure the uniformity of mixing between the materials; S4, foaming operation: after the materials are mixed, a second auger conveying device is installed at the lower end of the mixing device and the materials are conveyed into the high-temperature plasticizing device through the second auger conveying device, and a foaming agent is injected into the plasticized materials through the foaming device; S5, extrusion molding: after the foaming is completed, the staff can output the material in a directional manner, and install the molding equipment at the output end, so that the foamed output material can be output in the corresponding style according to the specifications of the molding equipment; S6. Cutting preparation: a plate limiting device is installed at the front end of the forming equipment to perform preliminary cutting operations on the plate, and after cutting, the plate can be transported into the processing equipment to perform processing operations on the plate surface; S7, cleaning and storage: After processing, the plates are cleaned of plastic debris through cleaning equipment, and the edges of the plastic plates are polished. After cleaning, the residues are removed again through negative pressure adsorption equipment. After cleaning, the plates are packaged by palletizers and packaging equipment, and then stacked and stored.

2. The process for preparing the graphite-based molded polystyrene foam board according to claim 1, characterized in that: The electronically controlled metering device can be a particle metering device or a liquid metering device.

3. The process for preparing the graphite-based molded polystyrene foam board according to claim 1, characterized in that: The directional output in S5 adopts a screw extrusion component (1), and the molding device includes a molding component (2). The molding component (2) is detachably connected to the output end of the screw extrusion component (1), and the molding component (2) adopts a fan-shaped device. The end of the molding component (2) away from the screw extrusion component (1) is through-set, and the end of the molding component (2) away from the screw extrusion component (1) is provided with a processing mechanism.

4. The process for preparing the graphite-based molded polystyrene foam board according to claim 3, characterized in that: The processing mechanism comprises two belt conveying mechanisms (3) arranged at one end of the molding component (2) away from the screw extrusion component (1), the molding component (2) is arranged between the two belt conveying mechanisms (3), the two belt conveying mechanisms (3) are arranged from top to bottom, the two belt conveying mechanisms (3) are provided with a slitting mechanism at one end away from the molding component (2), a transmission mechanism is installed on the belt conveying mechanism (3) at the lower end, two cutting blades (4) are provided on the transmission mechanism, the two belt conveying mechanisms (3) are located between the two cutting blades (4), and the two belt conveying mechanisms (3) and the two cutting blades (4) are arranged vertically.

5. The process for preparing the graphite-based molded polystyrene foam board according to claim 4, characterized in that: The slitting mechanism comprises two automatic transverse moving parts (8) arranged at both ends of the two belt conveying mechanisms (3), an automatic reciprocating part (7) is installed on the opposite side of the two automatic transverse moving parts (8), an electric heating cutting wire (9) is fixed between the two automatic reciprocating parts (7), and the electric heating cutting wire (9) and the two belt conveying mechanisms (3) are arranged vertically.

6. The process for preparing the graphite-based molded polystyrene foam board according to claim 4, characterized in that: The transmission mechanism comprises a synchronous belt assembly (15) mounted on the belt conveying mechanism (3), a turntable member (13) being mounted on the synchronous belt assembly (15), the turntable member (13) being rotatably sleeved on the belt conveying mechanism (3) at the lower end, a plurality of abutment rods (12) being fixed at equal intervals on a circle of the belt conveying mechanism (3), a sliding frame (5) being fixed on both sides of the belt conveying mechanism (3), a vibration mechanism being provided on the sliding frame (5) at the lower end, two cutting blades (4) being respectively mounted on the two vibration mechanisms, the upper end of the cutting blade (4) being slidably mounted on the same side thereof and being arranged in the sliding frame (5) located on the upper end belt conveying mechanism (3), a pressing rod member (14) being fixed on one side of the lower end of the cutting blade (4), the pressing rod member (14) being in abutment with the abutment rod (12).

7. The process for preparing the graphite-based molded polystyrene foam board according to claim 6, characterized in that: The vibration mechanism comprises fixed rods (10) fixed at both ends of a sliding frame (5), a spring member (11) being fixed on the fixed rods (10), the spring member (11) being fixedly connected to the cutting blade (4), and the sliding frame (5) being located between the two spring members (11).

8. The process for preparing graphite-based molded polystyrene foam plastic board according to claim 4, characterized in that: An electric telescopic rod (6) is fixed on the belt conveyor mechanism (3) at the upper end, and the piston rod end of the electric telescopic rod (6) is fixed on the belt conveyor mechanism (3) at the lower end.

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