Melt impregnation process and equipment for carbon fiber composite material for automobile

Abstract

The invention discloses an automobile carbon fiber composite material melt impregnation technology and device, the automobile carbon fiber composite material melt impregnation device comprises a processing support, a roller adjusting structure, a carbon fiber separator, a temperature adjusting structure, an impregnation structure, an impregnation box and a raw material mixing box, and the automobile carbon fiber composite material melt impregnation device relates to the technical field of carbon fiber production. High-quality carbon fibers and thermoplastic resin are selected, so that the strength and durability of a final product are ensured; the carbon fibers are subjected to roller adjustment and filament separation treatment, so that surface moisture is removed, the wettability of the carbon fibers and resin is improved, and formation of a more uniform composite material is facilitated; thermoplastic resin is plasticized and melted in the extruder to ensure that the resin reaches proper melting temperature and viscosity, so that the resin can fully permeate into gaps of the carbon fibers, and full infiltration is realized; and the carbon fibers are watered one by one through the watering assembly, so that the uniformity and integrity of infiltration are ensured.

Description

Technical Field

[0001] The invention relates to the technical field of carbon fiber production, in particular to a melt impregnation process and equipment for carbon fiber composite materials for automobiles. Background Art

[0002] Carbon fiber composites, as an advanced inorganic high-performance material, are derived from the precise heat treatment process of organic fibers, and their carbon content is excellent, exceeding the limit of 90%. This material not only inherits the essential properties of carbon materials, but also cleverly combines the flexibility and processability of textile fibers, marking the birth of a new generation of reinforced fibers. With its light weight, ultra-high strength, excellent rigidity, excellent corrosion resistance, excellent high temperature resistance and anti-fatigue properties, carbon fiber composites have shown a wide range of application potential in aerospace, automotive industry, sports equipment, construction and other fields.

[0003] The melt impregnation method is one of the common processes for preparing carbon fiber composite materials. The key lies in achieving effective penetration and impregnation of molten thermoplastic resin into carbon fiber. However, in the actual production process, this method faces a challenge: due to the high viscosity of the resin and the large resistance of the melt, the carbon fiber bundle is prone to jamming, and then breaks due to excessive tension, which seriously restricts the improvement of production efficiency. In view of this, in-depth research on the above issues led to the creation of this case. Summary of the invention

[0004] To achieve the above-mentioned purpose, the technical solution of the present invention is: To achieve the above-mentioned purpose, the technical solution of the present invention is: A melt impregnation process of carbon fiber composite materials for automobiles, comprising the following operating steps:

[0005] Step S1, placing the continuous carbon fiber on the creel, and passing through the roller adjustment structure to make it evenly stressed and enter the carbon fiber splitting machine;

[0006] Step S2, preheating to make the carbon fiber reach a certain temperature so that it can be more easily combined with the molten resin in the subsequent impregnation process, and preheating to remove moisture and impurities on the surface of the carbon fiber to further improve the impregnation quality;

[0007] Step S3, the unfolded and preheated carbon fiber enters the impregnation structure, and the molten thermoplastic resin penetrates and impregnates the carbon fiber under high temperature and high pressure;

[0008] Step S4: After the carbon fiber is fully impregnated with the thermoplastic resin and shaped, it is rolled up by a traction device.

[0009] In the step S2, the roller adjustment structure is heated by the temperature adjustment structure, and the roller adjustment structure is preheated by the high temperature.

[0010] In step S3, the pouring assembly in the impregnation structure pours the carbon fibers vertically downwards, and pours when the carbon fibers are relatively loose.

[0011] A carbon fiber composite material melt impregnation device for automobiles, comprising: a processing support, a roller adjustment structure, a carbon fiber separator, a temperature adjustment structure, an impregnation structure, an impregnation box and a raw material mixing box, wherein the roller adjustment structure, the carbon fiber separator and the impregnation structure are installed on the processing support, the temperature adjustment structure is installed on the roller adjustment structure, the impregnation box is installed on the processing support, the raw material mixing box is installed on the processing support, and the raw material mixing box is connected to the impregnation structure;

[0012] The impregnation structure comprises: a plurality of impregnated toothed concave wheels, a plurality of L-shaped lifting extrusion blocks, a plurality of extruded impregnated bearing blocks, a plurality of lifting adjustment blocks, a plurality of impregnated adjustment shafts, a plurality of impregnated set springs, a plurality of impregnated magnets, a pair of impregnated shunt metal rods, a pair of impregnated electromagnets, a plurality of buffer concave wheels, a plurality of coolers and a pouring assembly;

[0013] The processing bracket is provided with a plurality of lifting and extrusion grooves, a plurality of lifting and extrusion adjustment blocks are respectively movably inserted in the inner sides of the plurality of lifting and extrusion grooves, a plurality of impregnation adjustment shafts are respectively movably inserted in the inner sides of the plurality of lifting and extrusion grooves, and a plurality of impregnation adjustment shafts are respectively movably inserted in the plurality of lifting and extrusion adjustment blocks, a plurality of L-shaped lifting and extrusion blocks are respectively installed in the plurality of lifting and extrusion adjustment blocks, a plurality of extrusion impregnation bearing blocks are respectively inserted in the plurality of L-shaped lifting and extrusion blocks, and a plurality of impregnation toothed concave wheels are respectively installed in the plurality of On the extrusion impregnation bearing block, several impregnation sleeve springs are respectively sleeved on several impregnation adjustment shafts, several impregnation magnets are respectively installed on several lifting adjustment blocks and several L-shaped lifting extrusion blocks, a pair of impregnation shunt metal rods are respectively inserted on several lifting extrusion grooves, a pair of impregnation electromagnets are respectively installed on a pair of impregnation shunt metal rods, several buffer concave wheels are installed on the processing bracket, several coolers are installed on the processing bracket, and the pouring assembly is installed on the raw material mixing box.

[0014] Preferably, the roller adjustment structure comprises: a plurality of rollers, a plurality of plug-in inner tubes, a plurality of lifting bearing blocks, a plurality of lifting magnets, a plurality of lifting limit shafts, a plurality of lifting sleeve springs, a pair of toothed side wall plug-in rods, a pair of lifting electromagnets and a plurality of tightness sensors;

[0015] A plurality of combing grooves are provided on the processing bracket, a plurality of lifting bearing blocks are movably inserted in the inner sides of the plurality of combing grooves, a plurality of rollers are respectively installed on the plurality of lifting bearing blocks, a plurality of inserted inner tubes are respectively inserted on the plurality of rollers, a plurality of lifting magnets are respectively installed on the plurality of lifting bearing blocks, a plurality of lifting limit shafts are movably inserted in the plurality of lifting bearing blocks, and a plurality of lifting limit shafts are respectively inserted in the inner sides of the plurality of combing grooves, a plurality of lifting sleeve springs are respectively sleeved on the plurality of lifting limit shafts, a pair of toothed side wall insertion rods are respectively inserted in the plurality of combing grooves, a pair of lifting electromagnets are respectively installed on a pair of toothed side wall insertion rods, and a plurality of elastic band sensors are evenly installed on the processing bracket.

[0016] Preferably, the temperature regulating structure comprises: a plurality of heat sinks, a temperature control box, a coiled electric heater, a liquid pump, a feed shunt pipe, a reflux shunt pipe, two pairs of toothed shunt pipes, a plurality of L-shaped lifting pipes, a plurality of lifting sealing rings, a plurality of lifting sealing rubber rings and a hydraulic sensor;

[0017] Several heat sinks are respectively inserted on several inserted inner tubes, the temperature control box is installed on the processing bracket, the coiled electric heater is installed on the inner side of the temperature control box, the liquid pump is installed on the temperature control box, the feed shunt pipe is installed on the liquid pump, the return shunt pipe is installed on the temperature control box, two pairs of toothed shunt pipes are installed on the processing bracket, and the two pairs of toothed shunt pipes are respectively connected to the feed shunt pipe and the return shunt pipe, several L-shaped lifting tubes are respectively movably inserted on the two pairs of toothed shunt pipes, several lifting sealing rings are respectively movably inserted on the two pairs of toothed shunt pipes, and several lifting sealing rings are respectively movably sleeved on several L-shaped lifting tubes, and several lifting sealing rubber rings are respectively installed on several lifting sealing rings and two pairs of toothed shunt pipes. The hydraulic sensor is installed on the temperature control box.

[0018] Preferably, the irrigation assembly comprises: a liquid extraction irrigation pump, a diversion siphon, a plurality of J-shaped siphons, a lifting limit plate, a plurality of lifting metal rings, a toothed magnetic drainage rod, an irrigation electromagnet, a plurality of irrigation ring magnets, a plurality of lifting sleeve shaft tubes, a plurality of lifting stretching rings and a plurality of convex stretching limit cylindrical rods;

[0019] The liquid extraction and irrigation pump is installed on the raw material mixing box, the diversion siphon is installed on the liquid extraction and irrigation pump, a number of J-shaped siphons are evenly installed on the diversion siphons, the lifting limit plate is installed on a number of J-shaped siphons, the toothed magnetic drainage rod is installed on the lifting limit plate, a number of lifting metal rings are evenly installed on the lifting limit plate, and a number of lifting metal rings are sleeved on a number of J-shaped siphons, the irrigation electromagnet is installed on the toothed magnetic drainage rod, a number of lifting sleeve shaft tubes are movably sleeved on a number of J-shaped siphons, a number of lifting stretching rings are respectively sleeved on a number of lifting sleeve shaft tubes, a number of irrigation ring magnets are respectively installed on a number of lifting stretching rings, a number of convex stretching limit cylindrical rods are respectively installed on a number of lifting stretching rings, and a number of convex stretching limit cylinders are movably inserted on the lifting limit plate.

[0020] Preferably, a plurality of baking lamps are provided on the processing support.

[0021] Preferably, a drying fan is provided on the processing support.

[0022] Preferably, a scanner is provided on the processing support.

[0023] A melt impregnation process and equipment for carbon fiber composite materials for automobiles made by utilizing the technical solution of the present invention selects high-quality carbon fiber and thermoplastic resin to ensure the strength and durability of the final product; the carbon fiber is adjusted by rollers and subjected to filament separation treatment to remove surface moisture, thereby improving the wettability with the resin and helping to form a more uniform composite material; the thermoplastic resin is plasticized and melted in the extruder to ensure that the resin reaches a suitable melting temperature and viscosity, which is conducive to the resin fully penetrating into the gaps of the carbon fiber and achieving full impregnation; the carbon fibers are poured one by one through a pouring assembly to ensure the uniformity and integrity of the impregnation; the secondary impregnation of the carbon fibers is achieved by using devices such as an impregnation electromagnet and an impregnation shunt metal rod, further improving the bonding between the resin and the carbon fibers; the carbon fibers are shunted by an impregnation toothed concave wheel so that each carbon fiber can be fully impregnated and pushed to the inside of the impregnation box, thereby improving the impregnation effect; the carbon fiber composite material after cooling and solidification Under the action of traction, it is rolled into a roll to facilitate subsequent processing and use; the carbon fiber is quickly cooled by a cooler to ensure the dimensional stability and performance of the composite material; before diversion, the carbon fiber is extruded and heated by rollers to further remove surface moisture and improve wettability; the heat is quickly dissipated to the rollers by inserting inner tubes and heat sinks to ensure the temperature uniformity and stability of the rollers; the circulating heating and drainage of the liquid are realized by using temperature control boxes, liquid pumps, feeding diversion pipes and other devices to ensure temperature control during the entire preparation process; the stable lifting and lowering of the L-shaped lifting tube on the inner side of the toothed diversion tube and the sealing of the liquid are guaranteed by the cooperation of the lifting sealing ring and the lifting sealing rubber ring; the entire preparation process adopts a variety of automated devices such as electromagnets, lifting adjustment blocks, extrusion impregnation bearing blocks, etc., to improve production efficiency and product quality; the magnetic transmission and repulsion generated by the power-on of the electromagnets realize precise control and adjustment of each component. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 The present invention is a schematic diagram of a front and cross-sectional view of a melt impregnation process and equipment for a carbon fiber composite material for an automobile.

[0025] Figure 2 The present invention is a schematic diagram of a roller adjustment structure of a melt impregnation process and equipment for carbon fiber composite materials for automobiles.

[0026] Figure 3 The present invention is a schematic diagram of the impregnation structure of a melt impregnation process and equipment for carbon fiber composite materials for automobiles.

[0027] Figure 4 The diagram is a left side cross-sectional schematic diagram of a melt impregnation process and equipment for carbon fiber composite materials for automobiles according to the present invention.

[0028] Figure 5It is a right side cross-sectional schematic diagram of a melt impregnation process and equipment for carbon fiber composite materials for automobiles according to the present invention.

[0029] Figure 6 for Figure 3 A partial enlarged view of “A” in the figure.

[0030] Figure 7 for Figure 4 A partial enlarged view of "B".

[0031] In the figure: 1, impregnation structure; 2, roller adjustment structure; 3, temperature adjustment structure; 4, pouring assembly; 5, processing bracket; 6, carbon fiber splitting machine; 7, impregnation box; 8, raw material mixing box; 101, impregnation toothed concave wheel; 102, L-shaped lifting extrusion block; 103, extrusion impregnation bearing block; 104, lifting adjustment block; 105, impregnation adjustment shaft; 106, impregnation set spring; 107, impregnation magnet; 108, impregnation shunt metal rod; 109, impregnation electromagnet; 110, buffer concave wheel; 111, cooler; 201, roller; 202, plug-in inner tube; 203, lifting bearing block; 204, lifting magnet; 205, lifting limit shaft; 206, lifting set spring; 2 07, toothed side wall plug-in rod; 208, lifting electromagnet; 301, heat sink; 302, temperature control box; 303, coiled electric heater; 304, liquid extraction pump; 305, feed diverter pipe; 306, reflux diverter pipe; 307, toothed diverter pipe; 308, L-type lifting pipe; 309, lifting sealing ring; 310, lifting sealing rubber ring; 401, liquid extraction and pouring pump; 402, diversion siphon; 403, J-type siphon; 404, lifting limit plate; 405, lifting metal ring; 406, toothed magnetic drainage rod; 407, pouring electromagnet; 408, pouring ring magnet; 409, lifting set shaft tube; 410, lifting stretching ring; 411, convex stretching limit cylindrical rod. DETAILED DESCRIPTION

[0032] The present invention will be described in detail below with reference to the accompanying drawings.

[0033] like Figure 1-7 As shown, the roller 201 adjustment structure 2, the carbon fiber splitting machine 6 and the impregnation structure 1 are installed on the processing bracket 5, the temperature adjustment structure 3 is installed on the roller 201 adjustment structure 2, the impregnation box 7 is installed on the processing bracket 5, the raw material mixing box 8 is installed on the processing bracket 5, and the raw material mixing box 8 is connected to the impregnation structure 1;

[0034] Specifically, the impregnation structure 1 includes: a plurality of impregnation toothed concave wheels 101, a plurality of L-shaped lifting and extruding blocks 102, a plurality of extrusion impregnation bearing blocks 103, a plurality of lifting and adjusting blocks 104, a plurality of impregnation adjusting shafts 105, a plurality of impregnation set springs 106, a plurality of impregnation magnets 107, a pair of impregnation shunt metal rods 108, a pair of impregnation electromagnets 109, a plurality of buffer concave wheels 110, a plurality of coolers 111 and a pouring assembly 4;

[0035] Specifically, the processing bracket 5 is provided with a plurality of lifting and extruding grooves, a plurality of lifting and extruding adjustment blocks 104 are respectively movably inserted into the inner sides of the plurality of lifting and extruding grooves, a plurality of impregnation adjustment shafts 105 are respectively movably inserted into the inner sides of the plurality of lifting and extruding grooves, and a plurality of impregnation adjustment shafts 105 are respectively movably inserted into the plurality of lifting and extruding blocks 104, a plurality of L-shaped lifting and extruding blocks 102 are respectively installed on the plurality of lifting and extruding adjustment blocks 104, a plurality of extrusion impregnation bearing blocks 103 are respectively inserted into the plurality of L-shaped lifting and extruding blocks 102, and a plurality of impregnation toothed concave wheels 101 are respectively installed on the plurality of extruding The impregnation bearing block 103 is pressed, a plurality of impregnation sleeve springs 106 are respectively sleeved on a plurality of impregnation adjustment shafts 105, a plurality of impregnation magnets 107 are respectively installed on a plurality of lifting adjustment blocks 104 and a plurality of L-shaped lifting extrusion blocks 102, a pair of impregnation shunt metal rods 108 are respectively inserted on a plurality of lifting extrusion grooves, a pair of impregnation electromagnets 109 are respectively installed on a pair of impregnation shunt metal rods 108, a plurality of buffer concave wheels 110 are installed on the processing bracket 5, a plurality of coolers 111 are installed on the processing bracket 5, and the pouring assembly 4 is installed on the raw material mixing box 8;

[0036] It should be noted that, in the above, high-quality carbon fiber and thermoplastic resin are selected as raw materials. The carbon fiber should have good mechanical properties, while the thermoplastic resin should have a suitable melting temperature and viscosity. The carbon fiber is placed on the creel, and the roller 201 is adjusted to make it evenly stressed and enter the roller 201 adjustment structure 2 on the processing bracket 5. The carbon fiber is separated in the roller 201 adjustment structure 2. The carbon fiber passes through the roller 201 and the temperature adjustment structure 3 to remove surface moisture and improve the wettability with the resin. The preheating temperature needs to be adjusted according to the type of resin. The thermoplastic resin is plasticized and melted in the extruder to ensure that the resin reaches a suitable melting temperature and viscosity. The molten resin contacts the preheated carbon fiber through the pouring component 4, and the resin penetrates into the gaps in the carbon fiber to achieve full infiltration. After cooling and solidification, the carbon fiber composite material is rolled into a roll under the action of traction, and energized by the impregnation electromagnet 109, and the magnetism is transmitted to the impregnation shunt metal rod 108 by the impregnation electromagnet 109. Through a pair of impregnation shunt metal rods 108 A plurality of impregnated magnets 107 are used for magnetic repulsion, and the impregnated magnets 107 drive the lifting adjustment block 104 and the L-shaped lifting extrusion block 102 thereon respectively, and the lifting adjustment block 104 drives the L-shaped lifting extrusion block 102 thereon to stably lift along the impregnation adjustment shaft 105, and the lifting adjustment block 104 squeezes and buffers a plurality of impregnated set springs 106, and the plurality of lifting adjustment blocks 104 drive the L-shaped lifting extrusion block 102 thereon respectively, and the plurality of L-shaped lifting extrusion blocks 106 are used for 02 respectively drives the extrusion impregnation bearing blocks 103 thereon, and drives the several impregnation toothed concave wheels 101 thereon to divert several carbon fibers through the extrusion bearing blocks, and at the same time, the diverted carbon fibers are poured one by one through the pouring assembly 4, and the impregnation toothed concave wheels 101 push the carbon fibers to the inner side of the impregnation box 7, thereby achieving secondary immersion, and through the balance with several buffer concave wheels 110, the carbon fibers are drained to the bottom end of the cooler 111, and the carbon fibers are quickly cooled through the cooler 111.

[0037] like Figure 1-7 As shown, the roller 201 adjustment structure 2 includes: a plurality of rollers 201, a plurality of plug-in inner tubes 202, a plurality of lifting bearing blocks 203, a plurality of lifting magnets 204, a plurality of lifting limit shafts 205, a plurality of lifting sleeve springs 206, a pair of toothed side wall plug-in rods 207, a pair of lifting electromagnets 208 and a plurality of tightness sensors;

[0038] Specifically, the processing bracket 5 is provided with a plurality of combing grooves, a plurality of lifting bearing blocks 203 are respectively movably inserted into the inner sides of the plurality of combing grooves, a plurality of rollers 201 are respectively installed on the plurality of lifting bearing blocks 203, a plurality of inserted inner tubes 202 are respectively inserted into the plurality of rollers 201, a plurality of lifting magnets 204 are respectively installed on the plurality of lifting bearing blocks 203, a plurality of lifting limit shafts 205 are respectively movably inserted into the plurality of lifting bearing blocks 203, and a plurality of lifting limit shafts 205 are respectively inserted into the inner sides of the plurality of combing grooves, a plurality of lifting sleeve springs 206 are respectively sleeved onto the plurality of lifting limit shafts 205, a pair of tooth-mounted side wall insertion rods 207 are respectively inserted into the plurality of combing grooves, a pair of lifting electromagnets 208 are respectively installed on a pair of tooth-mounted side wall insertion rods 207, and a plurality of elastic band sensors are evenly installed on the processing bracket 5;

[0039] It should be noted that, in the above, the carbon fiber is supported by the roller 201, and the carbon fiber is shunted by the carbon fiber shunting machine 6. Before the shunting, the carbon fiber is squeezed by a plurality of rollers 201, and the temperature regulating structure 3 heats the plurality of rollers 201. The carbon fiber is heated by the high-temperature roller 201, and the lifting electromagnet 208 is energized. The magnetism generated by the toothed side wall plug-in rod 207 repel the magnetism and the lifting magnet 204, and the lifting magnet 204 drives the lifting bearing block 2 thereon respectively. 03, the rollers 201 thereon are driven respectively by a plurality of lifting bearing blocks 203, and the carbon fiber is squeezed by the heated rollers 201 to remove surface moisture and improve wettability with the resin. The preheating temperature needs to be adjusted according to the type of resin, and the thermoplastic resin is plasticized and melted in the extruder to ensure that the resin reaches a suitable melting temperature and viscosity. The lifting bearing blocks 203 are stably lifted and lowered by a plurality of lifting limit shafts 205, and the lifting and lowering of the lifting bearing blocks 203 are buffered by a plurality of lifting set springs 206.

[0040] like Figure 1-7 As shown, the temperature regulating structure 3 includes: a plurality of heat sinks 301, a temperature control box 302, a coiled electric heater 303, a liquid pump 304, a feed shunt pipe 305, a reflux shunt pipe 306, two pairs of toothed shunt pipes 307, a plurality of L-shaped lifting pipes 308, a plurality of lifting sealing rings 309, a plurality of lifting sealing rubber rings 310 and a hydraulic sensor;

[0041] Specifically, a plurality of the heat sinks 301 are respectively inserted on a plurality of the inserted inner tubes 202, the temperature control box 302 is installed on the processing bracket 5, the coiled electric heater 303 is installed on the inner side of the temperature control box 302, the liquid pump 304 is installed on the temperature control box 302, the feed shunt pipe 305 is installed on the liquid pump 304, the reflux shunt pipe 306 is installed on the temperature control box 302, two pairs of the toothed shunt pipes 307 are installed on the processing bracket 5, and the two pairs of the toothed shunt pipes 30 7 are respectively connected to the feeding shunt pipe 305 and the return shunt pipe 306, a plurality of L-shaped lifting pipes 308 are respectively movably inserted on the two pairs of toothed shunt pipes 307, a plurality of lifting sealing rings 309 are respectively movably inserted on the two pairs of toothed shunt pipes 307, and a plurality of lifting sealing rings 309 are respectively movably sleeved on a plurality of L-shaped lifting pipes 308, and a plurality of lifting sealing rubber rings 310 are respectively installed on a plurality of lifting sealing rings 309 and the two pairs of toothed shunt pipes 307. The hydraulic sensor is installed on the temperature control box 302;

[0042] It should be noted that, in the above, the heat is quickly dissipated to the rollers 201 by inserting the inner tube 202 and the heat sinks 301, the liquid is heated by the coiled electric heater 303 inside the temperature control box 302, the liquid inside the temperature control box 302 is drained to the inside of the feeding shunt pipe 305 by the liquid pump 304, the liquid is drained to the inside of the L-shaped lifting pipe 308 by the feeding shunt pipe 305, the L-shaped lifting pipe 308 is stably lifted and lowered on the inside of the toothed shunt pipe 307, and the L-shaped lifting pipe 308 is used to lift the liquid. The liquid is drained to the inner side of several lifting plug-in inner tubes 202 for heating. At the same time, the lifting sealing ring 309 cooperates with the lifting sealing rubber ring 310 to stably lift the L-shaped lifting tube 308 on the inner side of the toothed diverter tube 307, so that the liquid is drained to one side of the plug-in inner tube 202, and refluxed through the L-shaped lifting tube 308 on the other side, and drained to the inner side of the reflux diverter tube 306 on the other side through the toothed diverter tube 307 on the other side, and drained to the inner side of the temperature control box 302 through the reflux diverter tube 306.

[0043] like Figure 1-7 As shown, the irrigation assembly 4 includes: a liquid extraction irrigation pump 401, a diversion siphon 402, a plurality of J-shaped siphons 403, a lifting limit plate 404, a plurality of lifting metal rings 405, a toothed magnetic drainage rod 406, an irrigation electromagnet 407, a plurality of irrigation ring magnets 408, a plurality of lifting sleeve shaft tubes 409, a plurality of lifting stretching rings 410 and a plurality of convex stretching limit cylindrical rods 411;

[0044] Specifically, the liquid extraction and irrigation pump 401 is installed on the raw material mixing box 8, the diversion siphon 402 is installed on the liquid extraction and irrigation pump 401, a plurality of J-shaped siphons 403 are evenly installed on the diversion siphon 402, the lifting and limiting plates 404 are installed on a plurality of J-shaped siphons 403, the toothed magnetic drainage rod 406 is installed on the lifting and limiting plates 404, a plurality of lifting and limiting metal rings 405 are evenly installed on the lifting and limiting plates 404, and a plurality of lifting and limiting metal rings 405 are sleeved on a plurality of J-shaped siphons 403. , the pouring electromagnet 407 is installed on the toothed magnetic drainage rod 406, a plurality of the lifting sleeve shaft tubes 409 are respectively movably sleeved on a plurality of the J-shaped siphon tubes 403, a plurality of the lifting and stretching rings 410 are respectively sleeved on a plurality of the lifting and stretching rings 410, a plurality of the pouring ring magnets 408 are respectively installed on a plurality of the lifting and stretching rings 410, a plurality of the convex stretching limiting cylindrical rods 411 are respectively installed on a plurality of the lifting and stretching rings 410, and a plurality of the convex stretching limiting cylinders are movably inserted on the lifting and limiting plate 404;

[0045] It should be noted that, in the above, the liquid in the raw material mixing box 8 is drained to the inside of the diverter siphon 402 through the liquid pump 304, and the liquid is drained to the inside of a plurality of J-shaped siphons 403 through the diverter siphon 402, and the pouring electromagnet 407 on the lifting limit plate 404 on the plurality of J-shaped siphons 403 is energized, and the magnetism is transmitted to the toothed magnetic drainage rod 406 through the pouring electromagnet 407, and the magnetism is drained to the plurality of lifting metal drain rods 406 through the toothed magnetic drainage rod 406. The ring 405 magnetically repels the casting ring magnet 408 on the lifting and stretching ring 410 through a plurality of lifting metal rings 405, and drives the lifting sleeve shaft tube 409 thereon through the lifting and stretching ring 410, so that the lifting sleeve shaft tube 409 is stably lifted and lowered along the inner side of the J-shaped siphon tube 403, and the lifting and stretching ring 410 is lifted and limited through a plurality of convex stretching limiting cylindrical rods 411, and the diverted carbon fiber is cast through the lifting sleeve shaft tube 409.

[0046] As a preferred solution, further, the processing bracket 5 is provided with a plurality of baking lamps.

[0047] As a preferred solution, further, a drying fan is provided on the processing bracket 5 .

[0048] As a preferred solution, further, a scanner is provided on the processing support 5 .

[0049] Through the personnel in this field, all the electrical components in this case are connected to their adapted power supplies through wires, and the appropriate controller should be selected according to the actual situation to meet the control requirements. The specific connection and control sequence should refer to the following working principle. The electrical connection between the electrical components is completed in sequence. The detailed connection means are well-known in the field. The following mainly introduces the working principle and process, and does not explain the electrical control. (Through the personnel in this field, the components in this case are connected in sequence. The specific connection and operation sequence should refer to the following working principle. The detailed connection means are well-known in the field. The following mainly introduces the working principle and process.)

[0050] The above technical solutions only reflect the preferred technical solutions of the technical solutions of the present invention. Some changes that may be made to certain parts thereof by technicians in this technical field all reflect the principles of the present invention and fall within the protection scope of the present invention.

Claims

1. A melt impregnation process for carbon fiber composite materials for automobiles, comprising the following steps: Step S1, placing the continuous carbon fiber on the creel, and passing through the roller adjustment structure to make it evenly stressed and enter the carbon fiber splitting machine; Step S2, preheating to make the carbon fiber reach a certain temperature so that it can be more easily combined with the molten resin in the subsequent impregnation process, and preheating to remove moisture and impurities on the surface of the carbon fiber to further improve the impregnation quality; Step S3, the unfolded and preheated carbon fiber enters the impregnation structure, and the molten thermoplastic resin penetrates and impregnates the carbon fiber under high temperature and high pressure; Step S4: After the carbon fiber is fully impregnated with the thermoplastic resin and shaped, it is rolled up by a traction device.

2. The melt impregnation process of a carbon fiber composite material for automobiles according to claim 1, characterized in that: In the step S2, the roller adjustment structure is heated by the temperature adjustment structure, and the roller adjustment structure is preheated by the high temperature.

3. The melt impregnation process of a carbon fiber composite material for automobiles according to claim 2, characterized in that: In step S3, the pouring assembly in the impregnation structure pours the carbon fibers vertically downwards, and pours when the carbon fibers are relatively loose.

4. A carbon fiber composite material melt impregnation equipment for automobiles according to claims 1-3, comprising: A processing support, a roller adjustment structure, a carbon fiber splitting machine, a temperature adjustment structure, an impregnation structure, an impregnation box and a raw material mixing box, characterized in that the roller adjustment structure, the carbon fiber splitting machine and the impregnation structure are installed on the processing support, the temperature adjustment structure is installed on the roller adjustment structure, the impregnation box is installed on the processing support, the raw material mixing box is installed on the processing support, and the raw material mixing box is connected to the impregnation structure; The impregnation structure comprises: a plurality of impregnated toothed concave wheels, a plurality of L-shaped lifting extrusion blocks, a plurality of extruded impregnated bearing blocks, a plurality of lifting adjustment blocks, a plurality of impregnated adjustment shafts, a plurality of impregnated set springs, a plurality of impregnated magnets, a pair of impregnated shunt metal rods, a pair of impregnated electromagnets, a plurality of buffer concave wheels, a plurality of coolers and a pouring assembly; The processing bracket is provided with a plurality of lifting and extrusion grooves, a plurality of lifting and extrusion adjustment blocks are respectively movably inserted in the inner sides of the plurality of lifting and extrusion grooves, a plurality of impregnation adjustment shafts are respectively movably inserted in the inner sides of the plurality of lifting and extrusion grooves, and a plurality of impregnation adjustment shafts are respectively movably inserted in the plurality of lifting and extrusion adjustment blocks, a plurality of L-shaped lifting and extrusion blocks are respectively installed in the plurality of lifting and extrusion adjustment blocks, a plurality of extrusion impregnation bearing blocks are respectively inserted in the plurality of L-shaped lifting and extrusion blocks, and a plurality of impregnation toothed concave wheels are respectively installed in the plurality of On the extrusion impregnation bearing block, several impregnation sleeve springs are respectively sleeved on several impregnation adjustment shafts, several impregnation magnets are respectively installed on several lifting adjustment blocks and several L-shaped lifting extrusion blocks, a pair of impregnation shunt metal rods are respectively inserted on several lifting extrusion grooves, a pair of impregnation electromagnets are respectively installed on a pair of impregnation shunt metal rods, several buffer concave wheels are installed on the processing bracket, several coolers are installed on the processing bracket, and the pouring assembly is installed on the raw material mixing box.

5. The carbon fiber composite material melt impregnation equipment for automobiles according to claim 4, characterized in that: The roller adjustment structure comprises: a plurality of rollers, a plurality of plug-in inner tubes, a plurality of lifting bearing blocks, a plurality of lifting magnets, a plurality of lifting limit shafts, a plurality of lifting sleeve springs, a pair of toothed side wall plug-in rods, a pair of lifting electromagnets and a plurality of tightness sensors; A plurality of combing grooves are provided on the processing bracket, a plurality of lifting bearing blocks are movably inserted in the inner sides of the plurality of combing grooves, a plurality of rollers are respectively installed on the plurality of lifting bearing blocks, a plurality of inserted inner tubes are respectively inserted on the plurality of rollers, a plurality of lifting magnets are respectively installed on the plurality of lifting bearing blocks, a plurality of lifting limit shafts are movably inserted in the plurality of lifting bearing blocks, and a plurality of lifting limit shafts are respectively inserted in the inner sides of the plurality of combing grooves, a plurality of lifting sleeve springs are respectively sleeved on the plurality of lifting limit shafts, a pair of toothed side wall insertion rods are respectively inserted in the plurality of combing grooves, a pair of lifting electromagnets are respectively installed on a pair of toothed side wall insertion rods, and a plurality of elastic band sensors are evenly installed on the processing bracket.

6. The carbon fiber composite material melt impregnation equipment for automobiles according to claim 5, characterized in that: The temperature regulating structure comprises: a plurality of heat sinks, a temperature control box, a coiled electric heater, a liquid pump, a feed shunt pipe, a reflux shunt pipe, two pairs of toothed shunt pipes, a plurality of L-shaped lifting pipes, a plurality of lifting sealing rings, a plurality of lifting sealing rubber rings and a hydraulic sensor; A number of the heat sinks are respectively inserted on a number of the inserted inner tubes, the temperature control box is installed on the processing bracket, the coiled electric heater is installed on the inner side of the temperature control box, the liquid pump is installed on the temperature control box, the feeding shunt pipe is installed on the liquid pump, the reflux shunt pipe is installed on the temperature control box, two pairs of the toothed shunt pipes are installed on the processing bracket, and the two pairs of the toothed shunt pipes are respectively connected to the feeding shunt pipe and the reflux shunt pipe, a number of the L-shaped lifting tubes are respectively movably inserted on the two pairs of the toothed shunt pipes, a number of the lifting sealing rings are respectively movably inserted on the two pairs of the toothed shunt pipes, and a number of the lifting sealing rings are respectively movably sleeved on a number of the L-shaped lifting tubes, a number of the lifting sealing rubber rings are respectively installed on a number of the lifting sealing rings and the two pairs of the toothed shunt pipes, and the hydraulic sensor is installed on the temperature control box.

7. The carbon fiber composite material melt impregnation equipment for automobiles according to claim 6, characterized in that: The irrigation assembly comprises: a liquid extraction irrigation pump, a diversion siphon, a plurality of J-shaped siphons, a lifting limit plate, a plurality of lifting metal rings, a toothed magnetic drainage rod, an irrigation electromagnet, a plurality of irrigation ring magnets, a plurality of lifting sleeve shaft tubes, a plurality of lifting stretching rings and a plurality of convex stretching limit cylindrical rods; The liquid extraction and irrigation pump is installed on the raw material mixing box, the diversion siphon is installed on the liquid extraction and irrigation pump, a number of J-shaped siphons are evenly installed on the diversion siphons, the lifting limit plate is installed on a number of J-shaped siphons, the toothed magnetic drainage rod is installed on the lifting limit plate, a number of lifting metal rings are evenly installed on the lifting limit plate, and a number of lifting metal rings are sleeved on a number of J-shaped siphons, the irrigation electromagnet is installed on the toothed magnetic drainage rod, a number of lifting sleeve shaft tubes are movably sleeved on a number of J-shaped siphons, a number of lifting stretching rings are respectively sleeved on a number of lifting sleeve shaft tubes, a number of irrigation ring magnets are respectively installed on a number of lifting stretching rings, a number of convex stretching limit cylindrical rods are respectively installed on a number of lifting stretching rings, and a number of convex stretching limit cylinders are movably inserted on the lifting limit plate.

8. The carbon fiber composite material melt impregnation equipment for automobiles according to claim 7, characterized in that: A plurality of baking lamps are arranged on the processing support.

9. The carbon fiber composite material melt impregnation equipment for automobiles according to claim 8, characterized in that: The processing support is provided with a drying fan.

10. The carbon fiber composite material melt impregnation equipment for automobiles according to claim 9, characterized in that: The processing support is provided with a scanner.

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