Equipment for manufacturing long fiber reinforced composite material

Abstract

The invention discloses equipment for manufacturing a long fiber reinforced composite material, and belongs to the technical field of production of long fiber reinforced composites.The equipment comprises an infiltration pool, a feeding port is formed in one side of the infiltration pool, a discharging port is formed in the other side of the infiltration pool, and two partition plates are arranged in the infiltration pool; the infiltrating pool is sequentially divided into a first chamber, a second chamber and a third chamber through two partition plates, a fiber bundle sequentially penetrates through the first chamber, the second chamber and the third chamber, polypropylene resin is arranged in the second chamber, a fourth guide roller, a fifth guide roller, a sixth guide roller and a seventh guide roller are rotationally mounted in the second chamber, and a third guide roller is arranged in the fifth guide roller. A driving roller for erecting fiber bundles is arranged in the second cavity, an arc-shaped sliding groove is formed in the inner wall of the second cavity, a sliding block placed in the arc-shaped sliding groove is fixedly connected to the driving roller, and a driving mechanism is installed on the infiltration pool. The problem that the overall performance of the composite material is affected is solved.

Description

Technical Field

[0001] This application relates to the technical field of the production of long fiber reinforced composites, and in particular, to an apparatus for manufacturing long fiber reinforced composites. Background Art

[0002] Long fiber reinforced composites, also known as continuous fiber composites, are materials formed by combining long fibers with matrix materials such as resins or metals through specific processes. According to the different matrix materials, long fiber reinforced composites can be divided into long fiber reinforced thermoplastic composites, long fiber reinforced metal matrix composites, etc.

[0003] For related technologies, reference can be made to the Chinese patent with the publication number CN212021315U, which discloses a fiber infiltration device for long fiber reinforced thermoplastic composites, including a lifting control mechanism, an impregnation mold, a set of fixed pressure rollers arranged inside the impregnation mold, an inlet template and an outlet template arranged on the left and right sides of the impregnation mold. The lifting control mechanism extends into the impregnation mold and is fixedly connected with a set of movable pressure rollers. One side of the impregnation mold close to the outlet template is fixedly connected with a pressurizing pressure roller. One side of the impregnation mold close to the outlet template is rotatably connected with a horizontally arranged pressing plate, and one end of the pressing plate is set as an arc-shaped structure and is movably abutted against the outer side of the pressurizing pressure roller.

[0004] However, during the impregnation of the fiber bundle, the resin may not be able to penetrate evenly into the fiber bundle, resulting in resin-depleted areas or resin-rich areas inside the fiber bundle, which will affect the overall performance of the composite material. Summary of the Invention

[0005] In order to solve the problem of affecting the overall performance of the composite material, this application provides an apparatus for manufacturing long fiber reinforced composites.

[0006] The apparatus for manufacturing long fiber reinforced composites provided by this application adopts the following technical solutions: An apparatus for manufacturing long fiber reinforced composites includes an infiltration tank. One side of the infiltration tank is provided with a feed port, and the other side of the infiltration tank is provided with a discharge port. Two partition plates are arranged in the infiltration tank. The infiltration tank is sequentially divided into a first chamber, a second chamber, and a third chamber by the two partition plates. The fiber bundle passes through the first chamber, the second chamber, and the third chamber in sequence. Polypropylene resin is arranged in the second chamber. A fourth guide roller, a fifth guide roller, a sixth guide roller, and a seventh guide roller are rotatably installed in the second chamber. A driving roller for the fiber bundle to be erected is arranged in the second chamber. An arc-shaped chute is opened on the inner wall of the second chamber. A slider placed in the arc-shaped chute is fixedly connected to the driving roller. A driving mechanism for driving the driving roller to slide along the arc-shaped chute is installed on the infiltration tank.

[0007] Preferably, the driving mechanism includes a driving screw rotatably installed in the second chamber and a driving block placed in the second chamber. The driving screw has a reciprocating thread. The driving screw passes through the driving block and is threadedly connected to the driving block. A telescopic rod is fixedly connected to the driving block, and the end of the telescopic rod away from the driving block is fixedly connected to the slider. A driving motor is fixedly connected to the soaking tank, and the output shaft of the driving motor extends into the second chamber. A first bevel gear is fixedly connected to the output shaft of the driving motor, and a second bevel gear meshing with the first bevel gear is fixedly connected to the driving screw.

[0008] Preferably, an eighth guide roller, a ninth guide roller, and a tenth guide roller are rotatably installed in the third chamber. Two squeezing rollers located on both sides of the fiber bundle are rotatably installed in the third chamber. Squeezing sponges in contact with the fiber bundle are wrapped on both squeezing rollers. First gears are fixedly connected to both squeezing rollers, and the two first gears mesh with each other. A first conveyor belt is sleeved on the output shaft of the driving motor and one of the squeezing rollers. A reflux pump is fixedly connected to the partition plate. The water inlet end of the reflux pump is communicated with the third chamber through a water inlet pipe, and the water outlet end of the reflux pump is communicated with the second chamber through a water outlet pipe.

[0009] Preferably, two sets of cleaning mechanisms corresponding to the squeezing rollers are installed in the third chamber. The cleaning mechanism includes a collecting frame fixedly connected to the inner wall of the third chamber. The top of the collecting frame is open. One side of the collecting frame is in contact with the squeezing roller, and a plurality of filtering holes are formed in the bottom of the collecting frame.

[0010] Preferably, an extrusion screw is rotatably installed on the inner bottom surface of the collecting frame. The extrusion screw has a reciprocating thread. An extrusion guide rod is fixedly connected to the inner bottom surface of the collecting frame. An extrusion plate is placed in the collecting frame. The extrusion screw and the extrusion guide rod both pass through the extrusion plate, and the extrusion screw is threadedly connected to the extrusion plate. A plurality of extrusion holes are formed in the extrusion plate. A second conveyor belt is sleeved on the extrusion screw and the squeezing roller.

[0011] Preferably, a first guide roller, a second guide roller, and a third guide roller are rotatably installed in the first chamber. A dust removal mechanism is installed in the first chamber. The dust removal mechanism includes two dust removal brushes fixedly connected to the inner wall of the first chamber. The two dust removal brushes are respectively located above and below the fiber bundle.

[0012] Preferably, a blowing pipe is fixedly connected to the inner wall of the first chamber. A plurality of nozzles facing the fiber bundle are installed on the blowing pipe. A switching mechanism for opening and closing the blowing pipe is arranged in the blowing pipe. An inflation mechanism for ventilating the blowing pipe is installed on the soaking tank.

[0013] Preferably, the switch mechanism includes a switch shaft rotatably installed in the blowing pipe. A switch valve plate is fixedly connected to the switch shaft. The switch shaft extends to the outside of the blowing pipe. A transmission shaft is rotatably installed on the soaking pool. A third conveyor belt is sleeved on the transmission shaft and the output shaft of the driving motor. A third bevel gear is fixedly connected to the transmission shaft. A fourth bevel gear meshing with the third bevel gear is fixedly connected to the switch shaft.

[0014] Preferably, the inflation mechanism includes an inflation cylinder fixedly connected to the soaking pool. An air inlet and an air outlet are formed in the inflation cylinder. A threaded cylinder is rotatably installed on the inflation cylinder. A fourth conveyor belt is sleeved on the threaded cylinder and the output shaft of the driving motor. An inflation screw is inserted into the threaded cylinder. The inflation screw has a reciprocating thread. An inflation plate is placed in the inflation cylinder. The inflation plate is fixedly connected to the inflation screw. Inflation holes are formed in the inflation plate. Check valves are arranged in both the inflation holes and the air outlet. An air storage tank is fixedly connected to the soaking pool. The air storage tank is communicated with the air outlet through an air inlet pipe. The air storage tank is communicated with the blowing pipe through an air outlet pipe. A compression spring is fixedly connected to the inner wall of the air storage tank. A compression plate fixedly connected to the compression spring is placed in the air storage tank.

[0015] In summary, the present application includes at least one of the following beneficial technical effects: 1. When it is necessary to impregnate the fiber bundle, first pass the fiber bundle through the first chamber, the second chamber, and the third chamber in sequence, and place it on the fourth guide roller, the fifth guide roller, the sixth guide roller, the seventh guide roller, and the driving roller. Then start the driving mechanism. The driving mechanism drives the driving roller to slide along the arc-shaped chute. The driving roller drives the fiber bundle to shake, so that the fiber bundle is fully mixed with the polypropylene resin, and the resin can uniformly penetrate into the fiber bundle, solving the problem of affecting the overall performance of the composite material; 2. During the process of the fiber bundle passing through the third chamber, the fiber bundle is placed on the eighth guide roller, the ninth guide roller, and the tenth guide roller. At this time, the driving motor drives one of the squeezing rollers to rotate through the first conveyor belt. One of the squeezing rollers drives the other squeezing roller to rotate through the first gear. The two squeezing rollers can remove the excess resin on the fiber bundle, and start the reflux pump. The reflux pump can reflux the resin dripping into the third chamber to the second chamber for recycling the resin; 3. During the process of the fiber bundle passing through the first chamber, the fiber bundle is placed on the first guide roller, the second guide roller, and the third guide roller. Two dust removal brushes clean the fiber bundle from the upper and lower sides of the fiber bundle, so that the fiber bundle and the resin can be better combined, improving the impregnation effect. Description of the Drawings

[0016] Figure 1It is a schematic diagram of the overall structure of a device for manufacturing long fiber reinforced composites according to an embodiment of the present application.

[0017] Figure 2 It is a schematic sectional view of the impregnation tank according to an embodiment of the present application.

[0018] Figure 3 It is a schematic diagram of the structure of the drive mechanism according to an embodiment of the present application.

[0019] Figure 4 It is a schematic diagram of the structure of the extrusion roller according to an embodiment of the present application.

[0020] Figure 5 It is a schematic diagram of the structure of the cleaning mechanism according to an embodiment of the present application.

[0021] Figure 6 It is a schematic diagram of the structure of the dust removal mechanism according to an embodiment of the present application.

[0022] Figure 7 It is a schematic diagram of the structure of the switching mechanism according to an embodiment of the present application.

[0023] Figure 8 It is a schematic diagram of the structure of the gas charging mechanism according to an embodiment of the present application.

[0024] Explanation of reference numerals: 1. Infiltration tank; 11. Feed inlet; 12. Discharge outlet; 13. Partition board; 14. First chamber; 141. First guide roller; 142. Second guide roller; 143. Third guide roller; 15. Second chamber; 151. Fourth guide roller; 152. Fifth guide roller; 153. Sixth guide roller; 154. Seventh guide roller; 155. Arc-shaped chute; 16. Third chamber; 161. Eighth guide roller; 162. Ninth guide roller; 163. Tenth guide roller; 164. Return pump; 165. Water inlet pipe; 166. Water outlet pipe; 17. Driving roller; 171. Slide block; 18. Squeezing roller; 181. First gear; 182. First conveyor belt; 2. Driving mechanism; 21. Driving screw; 211. Second bevel gear; 22. Driving block; 23. Expansion rod; 24. Driving motor; 241. First bevel gear; 3. Cleaning mechanism; 31. Collection box; 311. Filter holes; 32. Squeezing screw; 33. Squeezing guide rod; 34. Squeezing plate; 341. Squeezing holes; 35. Second conveyor belt; 4. Dust removal mechanism; 41. Dust removal brush; 42. Blowing pipe; 421. Nozzle; 5. Switching mechanism; 51. Switching shaft; 511. Fourth bevel gear; 52. Switching valve plate; 53. Transmission shaft; 531. Third bevel gear; 54. Third conveyor belt; 6. Inflation mechanism; 61. Inflation cylinder; 611. Air inlet; 612. Air outlet; 62. Threaded cylinder; 63. Fourth conveyor belt; 64. Inflation screw; 65. Inflation plate; 651. Inflation holes; 66. Check valve; 67. Air storage tank; 671. Air inlet pipe; 672. Air outlet pipe; 68. Compression spring; 69. Compression plate. Detailed implementation mode

[0025] The following is a further detailed description of this application in conjunction with the attached Figure 1-8 drawings.

[0026] The embodiment of this application discloses a device for manufacturing long fiber reinforced composites. Refer to Figure 1 and Figure 2, including an infiltration tank 1. One side of the infiltration tank 1 is provided with a feed inlet 11, and the other side is provided with a discharge outlet 12. Two partition plates 13 are arranged in the infiltration tank 1. The infiltration tank 1 is sequentially divided into a first chamber 14, a second chamber 15, and a third chamber 16 by the two partition plates 13. The fiber bundle sequentially passes through the first chamber 14, the second chamber 15, and the third chamber 16. Polypropylene resin is arranged in the second chamber 15. A fourth guide roller 151, a fifth guide roller 152, a sixth guide roller 153, and a seventh guide roller 154 are rotatably installed in the second chamber 15. A driving roller 17 for the fiber bundle to be erected is arranged in the second chamber 15. An arc-shaped chute 155 is opened on the inner wall of the second chamber 15. A slider 171 placed in the arc-shaped chute 155 is fixedly connected to the driving roller 17. A driving mechanism 2 is installed on the infiltration tank 1; when the fiber bundle needs to be impregnated, first, the fiber bundle is sequentially passed through the first chamber 14, the second chamber 15, and the third chamber 16, and erected on the fourth guide roller 151, the fifth guide roller 152, the sixth guide roller 153, the seventh guide roller 154, and the driving roller 17. Then, the driving mechanism 2 is started. The driving mechanism 2 drives the driving roller 17 to slide along the arc-shaped chute 155. The driving roller 17 drives the fiber bundle to shake, so that the fiber bundle is fully mixed with the polypropylene resin, and the resin can uniformly penetrate into the fiber bundle, solving the problem of affecting the overall performance of the composite material.

[0027] Refer to Figure 2 and Figure 3 , the driving mechanism 2 includes a driving screw 21 and a driving block 22. The driving screw 21 is horizontally placed in the second chamber 15 and is rotatably connected to the partition plate 13. The driving screw 21 has a reciprocating thread. The driving block 22 is placed in the second chamber 15. The driving screw 21 passes through the driving block 22 and is threadedly connected to the driving block 22. A telescopic rod 23 is fixedly connected to the driving block 22. One end of the telescopic rod 23 away from the driving block 22 is fixedly connected to the slider 171. A driving motor 24 is fixedly connected to the infiltration tank 1. The output shaft of the driving motor 24 extends into the second chamber 15. A first bevel gear 241 is fixedly connected to the output shaft of the driving motor 24. A second bevel gear 211 meshing with the first bevel gear 241 is fixedly connected to the driving screw 21; when the driving motor 24 is started, the driving motor 24 drives the first bevel gear 241 to rotate. The first bevel gear 241 drives the second bevel gear 211 to rotate. The second bevel gear 211 drives the driving screw 21 to rotate. The driving screw 21 drives the driving block 22 to move reciprocally. The driving block 22 drives the telescopic rod 23 to move reciprocally. The telescopic rod 23 drives the driving roller 17 to slide reciprocally along the arc-shaped chute 155.

[0028] Refer to Figure 2 and Figure 4, in the third chamber 16, an eighth guide roller 161, a ninth guide roller 162 and a tenth guide roller 163 are rotatably installed. In the third chamber 16, two squeezing rollers 18 located on both sides of the fiber bundle are rotatably installed. Squeezing sponges in contact with the fiber bundle are wrapped on both squeezing rollers 18. First gears 181 are fixedly connected to both squeezing rollers 18. The two first gears 181 mesh with each other. The output shaft of the driving motor 24 is sleeved with a first conveyor belt 182 on one of the squeezing rollers 18. A reflux pump 164 is fixedly connected to the partition plate 13. The water inlet end of the reflux pump 164 is communicated with the third chamber 16 through a water inlet pipe 165, and the water outlet end of the reflux pump 164 is communicated with the second chamber 15 through a water outlet pipe 166; during the process of the fiber bundle passing through the third chamber 16, the fiber bundle is laid on the eighth guide roller 161, the ninth guide roller 162 and the tenth guide roller 163. At this time, the driving motor 24 drives one of the squeezing rollers 18 to rotate through the first conveyor belt 182, and one of the squeezing rollers 18 drives the other squeezing roller 18 to rotate through the first gear 181. The two squeezing rollers 18 can remove the excess resin on the fiber bundle, and the reflux pump 164 is started. The reflux pump 164 can reflux the resin dripping into the third chamber 16 to the second chamber 15 for recycling the resin.

[0029] Refer to Figure 4 and Figure 5 , two sets of cleaning mechanisms 3 corresponding to the squeezing rollers 18 are installed in the third chamber 16. The cleaning mechanism 3 includes a collecting frame 31. The collecting frame 31 is fixedly connected to the inner wall of the third chamber 16. The top of the collecting frame 31 is open. One side of the collecting frame 31 is in contact with the squeezing roller 18. A plurality of filtering holes 311 are formed at the bottom of the collecting frame 31; during the rotation of the squeezing roller 18, the collecting frame 31 can scrape the resin adsorbed on the squeezing roller 18. The resin falls into the collecting frame 31 and falls into the third chamber 16 through the filtering holes 311. The filtering holes 311 filter the impurities in the resin.

[0030] An extrusion screw 32 is rotatably installed on the inner bottom surface of the collecting frame 31. The extrusion screw 32 has a reciprocating thread. An extrusion guide rod 33 is fixedly connected to the inner bottom surface of the collecting frame 31. An extrusion plate 34 is placed in the collecting frame 31. Both the extrusion screw 32 and the extrusion guide rod 33 penetrate into the extrusion plate 34. The extrusion screw 32 is threadedly connected to the extrusion plate 34. A plurality of extrusion holes 341 are formed in the extrusion plate 34. A second conveyor belt 35 is sleeved on the extrusion screw 32 and the squeezing roller 18; during the rotation of the squeezing roller 18, the squeezing roller 18 drives the extrusion screw 32 to rotate through the second conveyor belt 35. The extrusion screw 32 drives the extrusion plate 34 to move vertically. The extrusion plate 34 can accelerate the outflow of the resin in the collecting frame 31.

[0031] Refer to Figure 2 and Figure 6, a first guide roller 141, a second guide roller 142 and a third guide roller 143 are rotatably installed in the first chamber 14. A dust removal mechanism 4 is installed in the first chamber 14. The dust removal mechanism 4 includes two dust removal brushes 41, and both of the two dust removal brushes 41 are fixedly connected to the inner wall of the first chamber 14. The two dust removal brushes 41 are respectively located on the upper and lower sides of the fiber bundle; during the process of the fiber bundle passing through the first chamber 14, the fiber bundle is laid on the first guide roller 141, the second guide roller 142 and the third guide roller 143, and the two dust removal brushes 41 clean the fiber bundle from the upper and lower sides of the fiber bundle, so that the fiber bundle and the resin can be better combined, and the impregnation effect is improved.

[0032] A blowing pipe 42 is fixedly connected to the inner wall of the first chamber 14. A plurality of nozzles 421 facing the fiber bundle are installed on the blowing pipe 42. A switching mechanism 5 for opening and closing the blowing pipe 42 is arranged in the blowing pipe 42. An inflation mechanism 6 for ventilating the blowing pipe 42 is installed on the soaking pool 1; during the process of the fiber bundle passing through the first chamber 14, the inflation mechanism 6 can continuously ventilate the blowing pipe 42, and at the same time the switching mechanism 5 controls the blowing pipe 42 to be intermittently opened and closed, and the blowing pipe 42 applies a force to the fiber bundle, so that the fiber bundle shakes, and the dust mixed in the fiber bundle can be better cleaned.

[0033] Refer to Figure 6 and Figure 7 , the switching mechanism 5 includes a switch shaft 51. The switch shaft 51 is rotatably installed in the blowing pipe 42. A switch valve plate 52 is fixedly connected to the switch shaft 51. The switch shaft 51 extends to the outside of the blowing pipe 42. A transmission shaft 53 is rotatably installed on the soaking pool 1. A third conveyor belt 54 is sleeved on the output shaft of the transmission shaft 53 and the driving motor 24. A third bevel gear 531 is fixedly connected to the transmission shaft 53. A fourth bevel gear 511 meshing with the third bevel gear 531 is fixedly connected to the switch shaft 51; during the process of starting the driving motor 24, the driving motor 24 drives the transmission shaft 53 to rotate through the third conveyor belt 54, the transmission shaft 53 drives the third bevel gear 531 to rotate, the third bevel gear 531 drives the fourth bevel gear 511 to rotate, the fourth bevel gear 511 drives the switch shaft 51 to rotate, the switch shaft 51 drives the switch valve plate 52 to rotate, and the switch valve plate 52 intermittently opens and closes the blowing pipe 42.

[0034] Refer to Figure 6 and Figure 8, the inflation mechanism 6 includes an inflation cylinder 61. The inflation cylinder 61 is fixedly connected to the infiltration tank 1. An air inlet 611 and an air outlet 612 are provided on the inflation cylinder 61. A threaded cylinder 62 is rotatably installed on the inflation cylinder 61. A fourth conveyor belt 63 is sleeved on the threaded cylinder 62 and the output shaft of the drive motor 24. An inflation screw 64 is inserted through the threaded cylinder 62. The inflation screw 64 has reciprocating threads. An inflation plate 65 is placed in the inflation cylinder 61. The inflation plate 65 is fixedly connected to the inflation screw 64. Inflation holes 651 are provided on the inflation plate 65. Check valves 66 are provided in both the inflation holes 651 and the air outlet 612. A gas storage tank 67 is fixedly connected to the infiltration tank 1. The gas storage tank 67 is communicated with the air outlet 612 through an air inlet pipe 671. The gas storage tank 67 is communicated with the blowing pipe 42 through an air outlet pipe 672. A compression spring 68 is fixedly connected to the inner wall of the gas storage tank 67. A compression plate 69 fixedly connected to the compression spring 68 is placed in the gas storage tank 67.

[0035] During the startup of the drive motor 24, the drive motor 24 drives the threaded cylinder 62 to rotate through the fourth conveyor belt 63. The threaded cylinder 62 drives the inflation screw 64 to move. The inflation screw 64 drives the inflation plate 65 to move. The inflation plate 65 conveys the gas in the inflation cylinder 61 to the gas storage tank 67 through the air outlet 612 and the air inlet pipe 671. The compression spring 68 exerts a force on the compression plate 69. The compression plate 69 compresses the gas in the gas storage tank 67, so that the gas in the gas storage tank 67 is conveyed to the blowing pipe 42 through the air outlet pipe 672.

[0036] The implementation principle of an apparatus for manufacturing a long fiber reinforced composite material in an embodiment of the present application is as follows: when it is necessary to impregnate a fiber bundle, the fiber bundle is first passed through the first chamber 14, the second chamber 15 and the third chamber 16 in sequence, and then the drive motor 24 is started, the drive motor 24 drives the drive screw 21 to rotate, the drive screw 21 drives the drive roller 17 to slide back and forth along the arc-shaped slide groove 155, and the drive roller 17 drives the fiber bundle to shake, so that the fiber bundle is fully mixed with the polypropylene resin, and the resin can evenly penetrate into the fiber bundle, thereby solving the problem of affecting the overall performance of the composite material; at the same time, the drive motor 24 drives the inflatable plate 65 to move and drives the transmission shaft 53 to rotate, and the inflatable plate 65 drives The gas in the inflation cylinder 61 is transported to the air storage box 67 through the air outlet 612 and the air inlet pipe 671, and is finally transported to the blowing tube 42 through the air outlet pipe 672. The transmission shaft 53 drives the switch valve plate 52 to rotate, and the switch valve plate 52 intermittently opens and closes the blowing tube 42. The blowing tube 42 applies a force to the fiber bundle, causing the fiber bundle to shake, and the dust removal brush 41 can better clean the dust mixed in the fiber bundle; the driving motor 24 drives the two squeezing rollers 18 to rotate, and the two squeezing rollers 18 remove the excess resin on the fiber bundle, and start the reflux pump 164. The reflux pump 164 can reflux the resin dripping in the third chamber 16 to the second chamber 15 to recycle the resin.

[0037] The above are all preferred embodiments of the present application, and the protection scope of the present application is not limited thereto. Therefore, any equivalent changes made according to the structure, shape, and principle of the present application should be included in the protection scope of the present application.

Claims

1. An apparatus for manufacturing long fiber reinforced composite materials, comprising an impregnation tank (1), wherein a feed inlet (11) is provided on one side of the impregnation tank (1), and a discharge outlet (12) is provided on the other side of the impregnation tank (1), characterized in that: There are two partition plates (13) arranged in the soaking tank (1). The soaking tank (1) is sequentially partitioned into a first chamber (14), a second chamber (15), and a third chamber (16) by the two partition plates (13). The fiber bundle sequentially passes through the first chamber (14), the second chamber (15), and the third chamber (16). Polypropylene resin is arranged in the second chamber (15). A fourth guide roller (151), a fifth guide roller (152), a sixth guide roller (153), and a seventh guide roller (154) are rotatably installed in the second chamber (15). A driving roller (17) for the fiber bundle to be erected is arranged in the second chamber (15). An arc-shaped chute (155) is formed on the inner wall of the second chamber (15). A slider (171) placed in the arc-shaped chute (155) is fixedly connected to the driving roller (17). A driving mechanism (2) for driving the driving roller (17) to slide along the arc-shaped chute (155) is installed on the soaking tank (1).

2. The device for manufacturing long fiber reinforced composite materials according to claim 1, characterized in that: The driving mechanism (2) includes a driving screw rod (21) rotatably installed in the second chamber (15) and a driving block (22) placed in the second chamber (15). The driving screw rod (21) has a reciprocating thread. The driving screw rod (21) passes through the driving block (22) and is threadedly connected to the driving block (22). A telescopic rod (23) is fixedly connected to the driving block (22). One end of the telescopic rod (23) away from the driving block (22) is fixedly connected to the slider (171). A driving motor (24) is fixedly connected to the soaking tank (1). The output shaft of the driving motor (24) extends into the second chamber (15). A first bevel gear (241) is fixedly connected to the output shaft of the driving motor (24). A second bevel gear (211) meshing with the first bevel gear (241) is fixedly connected to the driving screw rod (21).

3. The device for manufacturing long fiber reinforced composite materials according to claim 2, characterized in that: An eighth guide roller (161), a ninth guide roller (162), and a tenth guide roller (163) are rotatably installed in the third chamber (16). Two squeezing rollers (18) located on both sides of the fiber bundle are rotatably installed in the third chamber (16). Squeezing sponges in contact with the fiber bundle are wrapped on both of the two squeezing rollers (18). A first gear (181) is fixedly connected to each of the two squeezing rollers (18). The two first gears (181) mesh with each other. A first conveyor belt (182) is sleeved on the output shaft of the driving motor (24) and one of the squeezing rollers (18). A reflux pump (164) is fixedly connected to the partition plate (13). The water inlet end of the reflux pump (164) is communicated with the third chamber (16) through a water inlet pipe (165). The water outlet end of the reflux pump (164) is communicated with the second chamber (15) through a water outlet pipe (166).

4. An apparatus for manufacturing a long fiber reinforced composite material according to claim 3, characterized in that: Two sets of cleaning mechanisms (3) corresponding to the extrusion rollers (18) are installed in the third chamber (16). The cleaning mechanism (3) includes a collection box (31) fixedly connected to the inner wall of the third chamber (16). The top of the collection box (31) is open. One side of the collection box (31) is in contact with the extrusion roller (18). A plurality of filter holes (311) are formed in the bottom of the collection box (31).

5. An apparatus for manufacturing long fiber reinforced composites according to claim 4, characterized in that: An extrusion screw (32) is rotatably installed on the inner bottom surface of the collection box (31). The extrusion screw (32) has a reciprocating thread. An extrusion guide rod (33) is fixedly connected to the inner bottom surface of the collection box (31). An extrusion plate (34) is placed in the collection box (31). The extrusion screw (32) and the extrusion guide rod (33) both penetrate into the extrusion plate (34). The extrusion screw (32) is threadedly connected to the extrusion plate (34). A plurality of extrusion holes (341) are formed in the extrusion plate (34). A second conveyor belt (35) is sleeved on the extrusion screw (32) and the extrusion roller (18).

6. The apparatus for manufacturing a long fiber reinforced composite material according to claim 2, wherein: A first guide roller (141), a second guide roller (142) and a third guide roller (143) are rotatably installed in the first chamber (14). A dust removal mechanism (4) is installed in the first chamber (14). The dust removal mechanism (4) includes two dust removal brushes (41) fixedly connected to the inner wall of the first chamber (14). The two dust removal brushes (41) are respectively located on the upper and lower sides of the fiber bundle.

7. An apparatus for manufacturing a long fiber reinforced composite material according to claim 6, characterized in that: A blowing pipe (42) is fixedly connected to the inner wall of the first chamber (14). A plurality of nozzles (421) facing the fiber bundle are installed on the blowing pipe (42). A switch mechanism (5) for opening and closing the blowing pipe (42) is arranged in the blowing pipe (42). An inflation mechanism (6) for ventilating the blowing pipe (42) is installed on the soaking pool (1).

8. An apparatus for manufacturing a long fiber reinforced composite material according to claim 7, characterized in that: The switch mechanism (5) includes a switch shaft (51) rotatably installed in the blowing pipe (42). A switch valve plate (52) is fixedly connected to the switch shaft (51). The switch shaft (51) extends to the outside of the blowing pipe (42). A transmission shaft (53) is rotatably installed on the soaking pool (1). A third conveyor belt (54) is sleeved on the transmission shaft (53) and the output shaft of the drive motor (24). A third bevel gear (531) is fixedly connected to the transmission shaft (53). A fourth bevel gear (511) meshing with the third bevel gear (531) is fixedly connected to the switch shaft (51).

9. An apparatus for manufacturing long fiber reinforced composite materials according to claim 7, characterized in that: The inflation mechanism (6) includes an inflation cylinder (61) fixedly connected to the infiltration tank (1). An air inlet (611) and an air outlet (612) are provided on the inflation cylinder (61). A threaded cylinder (62) is rotatably installed on the inflation cylinder (61). A fourth conveyor belt (63) is sleeved on the threaded cylinder (62) and the output shaft of the drive motor (24). An inflation screw rod (64) is inserted into the threaded cylinder (62). The inflation screw rod (64) has a reciprocating thread. An inflation plate (65) is placed in the inflation cylinder (61). The inflation plate (65) is fixedly connected to the inflation screw rod (64). Inflation holes (651) are provided on the inflation plate (65). Check valves (66) are provided in both the inflation holes (651) and the air outlet (612). An air storage tank (67) is fixedly connected to the infiltration tank (1). The air storage tank (67) is communicated with the air outlet (612) through an air inlet pipe (671). The air storage tank (67) is communicated with the blowing pipe (42) through an air outlet pipe (672). A compression spring (68) is fixedly connected to the inner wall of the air storage tank (67). A compression plate (69) fixedly connected to the compression spring (68) is placed in the air storage tank (67).

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