CN117565376A - Continuous forming device for fiber reinforced composite material pipe - Google Patents
Continuous forming device for fiber reinforced composite material pipe Download PDFInfo
- Publication number
- CN117565376A CN117565376A CN202410057561.9A CN202410057561A CN117565376A CN 117565376 A CN117565376 A CN 117565376A CN 202410057561 A CN202410057561 A CN 202410057561A CN 117565376 A CN117565376 A CN 117565376A
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- composite material
- fixedly connected
- fiber
- base
- material pipe
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- 239000000463 material Substances 0.000 title claims abstract description 20
- 239000003733 fiber-reinforced composite Substances 0.000 title claims description 21
- 239000000835 fiber Substances 0.000 claims abstract description 43
- 238000004804 winding Methods 0.000 claims abstract description 33
- 239000002131 composite material Substances 0.000 claims abstract description 31
- 230000007246 mechanism Effects 0.000 claims abstract description 26
- 238000002791 soaking Methods 0.000 claims description 18
- 239000011347 resin Substances 0.000 claims description 13
- 229920005989 resin Polymers 0.000 claims description 13
- 239000002994 raw material Substances 0.000 claims description 10
- 230000005540 biological transmission Effects 0.000 claims description 8
- 239000007788 liquid Substances 0.000 claims description 8
- 238000010438 heat treatment Methods 0.000 claims description 4
- 238000007599 discharging Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 14
- 230000000694 effects Effects 0.000 abstract description 12
- 238000007711 solidification Methods 0.000 abstract description 3
- 230000008023 solidification Effects 0.000 abstract description 3
- 239000011208 reinforced composite material Substances 0.000 abstract 1
- 238000001723 curing Methods 0.000 description 17
- 238000001816 cooling Methods 0.000 description 4
- 230000010354 integration Effects 0.000 description 4
- 239000004576 sand Substances 0.000 description 4
- 238000013007 heat curing Methods 0.000 description 3
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009750 centrifugal casting Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000004227 thermal cracking Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C53/00—Shaping by bending, folding, twisting, straightening or flattening; Apparatus therefor
- B29C53/56—Winding and joining, e.g. winding spirally
- B29C53/58—Winding and joining, e.g. winding spirally helically
- B29C53/60—Winding and joining, e.g. winding spirally helically using internal forming surfaces, e.g. mandrels
- B29C53/62—Winding and joining, e.g. winding spirally helically using internal forming surfaces, e.g. mandrels rotatable about the winding axis
- B29C53/66—Winding and joining, e.g. winding spirally helically using internal forming surfaces, e.g. mandrels rotatable about the winding axis with axially movable winding feed member, e.g. lathe type winding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C53/00—Shaping by bending, folding, twisting, straightening or flattening; Apparatus therefor
- B29C53/56—Winding and joining, e.g. winding spirally
- B29C53/566—Winding and joining, e.g. winding spirally for making tubular articles followed by compression
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C53/00—Shaping by bending, folding, twisting, straightening or flattening; Apparatus therefor
- B29C53/80—Component parts, details or accessories; Auxiliary operations
- B29C53/8008—Component parts, details or accessories; Auxiliary operations specially adapted for winding and joining
- B29C53/8016—Storing, feeding or applying winding materials, e.g. reels, thread guides, tensioners
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C53/00—Shaping by bending, folding, twisting, straightening or flattening; Apparatus therefor
- B29C53/80—Component parts, details or accessories; Auxiliary operations
- B29C53/82—Cores or mandrels
- B29C53/821—Mandrels especially adapted for winding and joining
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C53/00—Shaping by bending, folding, twisting, straightening or flattening; Apparatus therefor
- B29C53/80—Component parts, details or accessories; Auxiliary operations
- B29C53/84—Heating or cooling
- B29C53/845—Heating or cooling especially adapted for winding and joining
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C53/00—Shaping by bending, folding, twisting, straightening or flattening; Apparatus therefor
- B29C53/80—Component parts, details or accessories; Auxiliary operations
- B29C53/8008—Component parts, details or accessories; Auxiliary operations specially adapted for winding and joining
- B29C53/8016—Storing, feeding or applying winding materials, e.g. reels, thread guides, tensioners
- B29C2053/8025—Storing, feeding or applying winding materials, e.g. reels, thread guides, tensioners tensioning
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2023/00—Tubular articles
- B29L2023/22—Tubes or pipes, i.e. rigid
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Moulding By Coating Moulds (AREA)
Abstract
The utility model relates to a combined material goods former field discloses a serialization forming device of fibre reinforced composite material pipe, including base, dabber, base one end is the fixed arm, fixed arm upper portion is provided with the chuck, the chuck is used for the centre of a circle of centre of a clamp fixed dabber to rotate with the axis of dabber as the centre of a circle under driving motor's drive, driving motor output still is provided with moment inductor for the winding pressure when indirectly detecting the filament yarn winding, the base other end is provided with the auxiliary arm, the auxiliary arm is used for the auxiliary stay dabber. Through the setting of support frame in the dabber, not only reached the effect of quick drawing of patterns, avoided the damage that traditional drawing of patterns method led to the fact the composite material pipe inner wall simultaneously, and the inside U type cavity and the cold and hot oil all-in-one that sets up of support column communicate, with outside curing mechanism cooperation, realized the even effect of composite material intraductal outer temperature, improved the solidification quality of composite material pipe.
Description
Technical Field
The invention relates to the field of composite material product forming equipment, in particular to a continuous forming device of a fiber reinforced composite material pipe.
Background
The fiber reinforced composite material pipe is a composite material pipe composed of fibers and resin, has excellent performances of light weight, high strength, corrosion resistance, abrasion resistance, high temperature resistance, low temperature resistance and the like, and is widely applied to the fields of aerospace, automobiles, petroleum, chemical industry, construction, water conservancy and the like. At present, the forming method of the fiber reinforced composite material pipe mainly comprises a manual winding method, a mechanical winding method, a centrifugal casting method, a pultrusion method and the like, wherein the mechanical winding method is a common continuous forming method.
The mechanical winding method is a method of winding a fibrous tape or filament containing a resin on a rotating core mold by using a mechanical device, then curing by heating, and finally demolding to obtain a composite material pipe. The method has the advantages of high production efficiency, low cost, wide application range and the like, but has the defects that the demoulding is difficult after solidification, the inner wall of the pipe is easy to damage after demoulding, the winding pressure is uneven, air bubbles or cracks are easy to generate between winding layers and the like.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a continuous forming device for a fiber reinforced composite material pipe, which solves the problems of difficult demoulding, easy damage to the inner wall of the pipe and uneven winding pressure, and ensures the curing quality of the fiber reinforced composite material pipe by adopting a method combining ultraviolet irradiation and heat curing.
In order to achieve the above purpose, the invention is realized by the following technical scheme: the continuous forming device of the fiber reinforced composite material pipe comprises a base and a mandrel, wherein one end of the base is a fixed arm, a chuck is arranged on the upper part of the fixed arm and used for clamping the fixed mandrel and rotating by taking the axis of the mandrel as the center of a circle under the driving of a driving motor, a torque sensor is further arranged at the output end of the driving motor and used for indirectly detecting the winding pressure of a fiber wire during winding, an auxiliary arm is arranged at the other end of the base and used for supporting the mandrel in an auxiliary manner, a feeding mechanism is arranged on one side of the auxiliary arm, which is parallel to the base, along the axial direction, and a curing mechanism is arranged on the other side of the auxiliary arm and used for heating and curing the composite material pipe;
the feeding mechanism comprises a feeding device, a presoaking device and a guiding device, wherein the feeding device is used for combining a plurality of fiber threads, the presoaking device is used for presoaking the combined fiber threads with resin, and the guiding device is used for controlling the winding direction and the winding position of the fiber threads.
Preferably, the dabber includes the axis, the inside spacing post that is provided with of axis, spacing post and axis coincidence, axis symmetry all around is provided with the support frame, the support frame includes first supporting part, second supporting part, the intrados of first supporting part and second supporting part passes through intermediate part fixed connection, the extrados fixedly connected with evenly distributed's of first supporting part sand grip, and first supporting part is located the axis outside, second supporting part is located the axis inside, intermediate part runs through axis shell wall and rather than sliding connection, spacing post outer wall cover is equipped with the support column, the support column outer wall contacts with second supporting part intrados.
Preferably, a U-shaped cavity is formed in the support column, and two openings of the U-shaped cavity are respectively communicated with the input end and the output end of the cold and hot oil integrated machine through pipelines.
Preferably, the feeding device comprises a base, one end of the upper surface of the base is fixedly connected with a raw material support, a rotating shaft of the raw material support is used for bearing and fixing the fiber yarn coil, two limiters are sequentially arranged in the raw material support close to the discharging direction, and a plurality of through holes are formed in the limiters and used for enabling a plurality of fiber yarn yarns to pass through in a one-to-one correspondence mode.
Preferably, the pre-soaking device comprises a pre-soaking groove, the pre-soaking groove is arranged between the two limiters and is used for containing resin liquid, guide rollers are rotatably connected to the upper walls of the two ends of the pre-soaking groove and used for guiding in and guiding out fiber threads, and limiting roller sets are rotatably connected to the inside of the pre-soaking groove and used for immersing the fiber threads into the resin liquid.
Preferably, the tension adjusting mechanism is arranged at the other end of the upper surface of the base and used for adjusting tension when the fiber silk yarns are wound, the tension adjusting mechanism comprises a portal frame, an air cylinder is fixedly connected to the middle of a portal frame beam, a fixed seat is fixedly connected to the output end of the air cylinder, a tension roller is rotatably connected to the inner side of the fixed seat and located below the portal frame beam, a plurality of groups of baffles coaxial with the tension roller are fixedly connected to the outer wall of the tension roller, and an interval is arranged between each group of baffles and used for the single fiber silk yarns to pass through.
Preferably, the guiding device is located between the base and comprises a first linear motor, the first linear motor is arranged in parallel with the mandrel, the output end of the first linear motor is fixedly connected with a guiding support, one side, close to the base, of the upper wall of the guiding support is fixedly connected with a wire collecting cylinder for collecting a plurality of strands of fiber wires into one strand, and the other side of the guiding support is rotationally connected with a guiding wheel.
Preferably, the curing mechanism comprises a second linear motor, the second linear motor is arranged in parallel with the mandrel, the output end of the second linear motor is fixedly connected with a support column, the upper end of the support column is fixedly connected with the seat end of the turntable, the output end of the turntable is fixedly connected with a transmission box, the transmission box is internally symmetrically and rotatably connected with chain wheels, the two chain wheels are connected through a chain in a coupling mode, a rotating shaft close to the chain wheel on one side of the turntable is fixedly connected with the output end of the motor, the rotating shaft of the chain wheel on the other side is fixedly connected with an integration box, three side end faces of the integration box are sequentially provided with a hot air cylinder, a cold air cylinder and an ultraviolet irradiation device, the hot air cylinder is used for outputting hot air, the cold air cylinder is used for outputting cold air, and the ultraviolet irradiation device is used for outputting ultraviolet light beams.
The invention provides a continuous forming device for a fiber reinforced composite material pipe. The beneficial effects are as follows:
1. according to the invention, through the arrangement of the support frame in the mandrel, when the composite material pipe is demolded, the support frame is retracted into the shaft body due to lack of internal support by extracting the support column, so that the support frame is separated from the inner wall of the composite material pipe, the effect of rapid demolding is achieved, meanwhile, the damage to the inner wall of the composite material pipe caused by a traditional demolding method is avoided, and the U-shaped cavity arranged in the support column is communicated with a cold and hot oil integrated machine, so that the support column heats or cools the inner wall of the composite material pipe in a heat conduction mode of the support frame, and is matched with the rapid heat dissipation characteristic of the raised strips and then matched with an external curing mechanism, thereby realizing the effect of uniform temperature inside and outside the composite material pipe and improving the curing quality of the composite material pipe.
2. According to the invention, the reverse stress moment of the driving motor is detected through the moment sensor, so that the effect of detecting the winding pressure during winding of the fiber yarn is indirectly realized, and according to the detection result, the tension roller is pushed by the air cylinder to apply pressure to the fiber yarn by utilizing the arrangement of the tension adjusting mechanism, so that the effect of adjusting the winding tension of the fiber yarn is realized, and the problem that air bubbles or cracks are easy to generate between winding layers due to uneven winding pressure is avoided.
Drawings
FIG. 1 is a perspective view of a molding apparatus of the present invention;
FIG. 2 is an enlarged view of FIG. 1 at A;
FIG. 3 is an enlarged view of FIG. 1 at B;
FIG. 4 is a schematic side cross-sectional view of a mandrel in accordance with the present invention;
FIG. 5 is a schematic perspective view of a curing mechanism according to the present invention;
fig. 6 is a schematic diagram of the internal structure of the transmission case in the present invention.
1, a base; 2. a mandrel; 3. a fixed arm; 4. a chuck; 5. an auxiliary arm; 6. a shaft body; 601. a limit column; 7. a support frame; 701. a first support portion; 702. a second supporting part; 703. an intermediate portion; 704. a convex strip; 8. a support column; 9. a base; 10. a raw material bracket; 11. a limiter; 12. a pre-soaking groove; 13. a guide roller; 14. a limit roller set; 15. a portal frame; 16. a cylinder; 17. a fixing seat; 18. a tension roller; 1801. a baffle; 19. a first linear motor; 20. a guide bracket; 21. a wire collecting cylinder; 22. a guide wheel; 23. a second linear motor; 24. a support post; 25. a turntable; 26. a transmission case; 2601. a sprocket; 2602. a chain; 27. a motor; 28. an integration box; 2801. a hot air duct; 2802. a cold wind barrel; 2803. an ultraviolet irradiation device.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-6, an embodiment of the invention provides a continuous forming device for a fiber reinforced composite material pipe, which comprises a base 1 and a mandrel 2, wherein one end of the base 1 is a fixed arm 3, a chuck 4 is arranged at the upper part of the fixed arm 3, the chuck 4 is used for clamping the fixed mandrel 2 and rotating around the axis of the mandrel 2 under the drive of a driving motor, a torque sensor is further arranged at the output end of the driving motor and used for indirectly detecting the winding pressure of a fiber wire when the fiber wire is wound, an auxiliary arm 5 is arranged at the other end of the base 1, the auxiliary arm 5 is used for supporting the mandrel 2 in an auxiliary manner, a feeding mechanism is arranged at one side which is parallel to the base 1 along the axial direction, and a curing mechanism is arranged at the other side, and is used for heating and curing the composite material pipe;
the feeding mechanism comprises a feeding device, a presoaking device and a guiding device, wherein the feeding device is used for combining a plurality of fiber threads, the presoaking device is used for presoaking the combined fiber threads with resin, and the guiding device is used for controlling the winding direction and the winding position of the fiber threads.
Through setting up of support frame 7 in dabber 2, when the composite material pipe drawing of patterns, make support frame 7 retract to the inside of axis body 6 because of lacking inside support through taking out support column 8, and then make support frame 7 and composite material pipe inner wall separation, not only reached the effect of quick drawing of patterns, avoided traditional drawing of patterns method to the damage that the composite material pipe inner wall caused simultaneously, and the inside U type cavity that sets up of support column 8 communicates with cold and hot oil all-in-one, make support column 8 heat or cool down the composite material pipe inner wall through the mode of support frame 7 heat conduction, the quick heat dissipation characteristic of cooperation sand grip 704, and then with the even effect of outside curing mechanism cooperation of composite material pipe inner and outer temperature has been realized, the solidification quality of composite material pipe has been improved.
The dabber 2 includes axis body 6, the inside spacing post 601 that is provided with of axis body 6, spacing post 601 and axis body 6 axis coincidence, axis body 6 symmetry all around is provided with support frame 7, support frame 7 includes first supporting part 701, second supporting part 702, the intrados of first supporting part 701 and the extrados of second supporting part 702 pass through intermediate part 703 fixed connection, the extrados fixedly connected with evenly distributed's of first supporting part 701 sand grip 704, and first supporting part 701 is located axis body 6 outside, second supporting part 702 is located axis body 6 inside, intermediate part 703 runs through axis body 6 shell wall and with its sliding connection, spacing post 601 outer wall cover is equipped with support column 8, support column 8 outer wall and second supporting part 702 intrados contact.
The limiting columns 601 are arranged to enable the supporting columns 8 to be kept coincident with the central axis of the shaft body 6 when being inserted, so that the outward stretching distance of each supporting frame 7 is ensured to be equal, and the standard of the inner circle of the composite material pipe is ensured; after the support column 8 is inserted, form concentric support to the intrados of second supporting part 702, and then, make support frame 7 outwards remove, form great circle, when support column 8 is taken out, because of second supporting part 702 lacks the support, make support frame 7 to the inside shrink of axis body 6, and then make the extrados of first supporting part 701 and the separation of combined material intraductal wall, realized quick drawing of patterns, evenly distributed's sand grip 704 has formed quick radiating structure, and then improved the heat conduction efficiency of support frame 7.
The support column 8 is internally provided with a U-shaped cavity, and two openings of the U-shaped cavity are respectively communicated with an input end and an output end of the cold and hot oil integrated machine through pipelines.
The cold-hot oil integrated machine is matched with hot air and cold air in the curing mechanism, so that the effect of uniform temperature inside and outside the composite material pipe is realized, and the curing quality of the composite material pipe is improved.
The feeding device comprises a base 9, one end of the upper surface of the base 9 is fixedly connected with a raw material support 10, a rotating shaft of the raw material support 10 is used for bearing and fixing fiber reels, two limiters 11 are sequentially arranged in the raw material support 10 close to the discharging direction, and a plurality of through holes are formed in the limiters 11 and used for enabling a plurality of fiber reels to pass through in a one-to-one correspondence mode.
The limiter 11 is used for avoiding the condition that a plurality of fiber threads are mutually entangled, so that the fiber threads are uniformly contacted with the resin liquid.
The pre-soaking device comprises a pre-soaking groove 12, wherein the pre-soaking groove 12 is arranged between two limiters 11, the pre-soaking groove 12 is used for containing resin liquid, guide rollers 13 are rotationally connected to the upper walls of the two ends of the pre-soaking groove 12 and used for guiding in and guiding out fiber threads, and a limiting roller set 14 is rotationally connected to the inside of the pre-soaking groove 12 and used for immersing the fiber threads into the resin liquid.
By arranging the limiting roller set 14, the fiber threads are fully immersed into the resin liquid in the prepreg groove 12, and the prepreg effect is improved.
The other end of the upper surface of the base 9 is provided with a tension adjusting mechanism for adjusting tension when the fiber silk yarns are wound, the tension adjusting mechanism comprises a portal frame 15, the middle part of a beam of the portal frame 15 is fixedly connected with a cylinder 16, the output end of the cylinder 16 is fixedly connected with a fixing seat 17, the inner side of the fixing seat 17 is rotationally connected with a tension roller 18, the tension roller 18 is positioned below the beam of the portal frame 15, the outer wall of the tension roller 18 is fixedly connected with a plurality of groups of baffle plates 1801 coaxial with the tension roller 18, and an interval is arranged between each group of baffle plates 1801 for the single fiber silk yarns to pass through.
The reverse stress moment of the driving motor is detected through the moment inductor, the effect of detecting the winding pressure of the yarn winding is indirectly achieved, the tension roller 18 is pushed to apply pressure to the yarn by the air cylinder 16 according to the detection result by using the tension adjusting mechanism, the yarn winding tension is adjusted, the problem that air bubbles or cracks are easily generated between winding layers due to uneven winding pressure is avoided, and meanwhile the baffle 1801 is arranged to avoid the problem that a plurality of yarn windings are mutually wound due to movement of the guiding device.
The guiding device is located between the base 1 and the base 9 and comprises a first linear motor 19, the first linear motor 19 is arranged in parallel with the mandrel 2, the output end of the guiding device is fixedly connected with a guiding support 20, one side, close to the base 9, of the upper wall of the guiding support 20 is fixedly connected with a wire collecting cylinder 21 for collecting a plurality of strands of fiber wires into one strand, and the other side is rotationally connected with a guiding wheel 22.
The multiple fiber threads are combined into one thread under the action of the thread collecting cylinder 21, are output to the mandrel through the guide wheel 22 to be wound, and are driven by the first linear motor 19 to move along the axis direction of the parallel mandrel, so that the winding effect of fixed size is realized.
The curing mechanism comprises a second linear motor 23, the second linear motor 23 is arranged in parallel with the mandrel 2, the output end of the second linear motor is fixedly connected with a support column 24, the upper end of the support column 24 is fixedly connected with the seat end of a turntable 25, the output end of the turntable 25 is fixedly connected with a transmission box 26, the inside of the transmission box 26 is symmetrically and rotatably connected with chain wheels 2601, the two chain wheels 2601 are connected through chains 2602 in a coupling mode, a rotating shaft close to one side of the turntable 25 is fixedly connected with the output end of the motor 27, the rotating shaft close to one side of the chain wheels 2601 is fixedly connected with an integrated box 28, three side end faces of the integrated box 28 are sequentially provided with a hot air cylinder 2801, a cold air cylinder 2802 and an ultraviolet irradiation device 2803, the hot air cylinder 2802 is used for outputting cold air, and the ultraviolet irradiation device 2803 is used for outputting ultraviolet light beams.
During curing, the ultraviolet irradiation device 2803 outputs ultraviolet light beams to perform ultraviolet curing treatment on the molded fiber reinforced composite material pipe, and the hot air barrel 2801 outputs hot air to perform heat curing treatment on the fiber reinforced composite material pipe after ultraviolet irradiation, so that the curing quality of the fiber reinforced composite material pipe is ensured by the combination of ultraviolet irradiation and heat curing; the cooling air duct 2802 outputs cold air to cool the solidified composite material pipe, so that the cooling speed of the composite material pipe is increased, thermal deformation or thermal cracking of the composite material pipe is prevented, the quality and stability of the composite material pipe are improved, and meanwhile, the cooling temperature and time of the composite material pipe can be adjusted according to the required cooling temperature and time of the composite material pipe, so that the composite material pipe is suitable for different environmental conditions and forming speeds; the motor 27 drives the integration box 28 to rotate, so that the rapid switching among the hot air drum 2801, the cold air drum 2802 and the ultraviolet irradiation device 2803 is realized.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The continuous forming device for the fiber reinforced composite material pipe comprises a base (1) and a mandrel (2), and is characterized in that one end of the base (1) is provided with a fixed arm (3), the upper part of the fixed arm (3) is provided with a chuck (4), the chuck (4) is used for clamping and fixing the mandrel (2) and rotating by taking the axis of the mandrel (2) as the center of a circle under the driving of a driving motor, the output end of the driving motor is also provided with a torque sensor for indirectly detecting the winding pressure of a fiber wire during winding, the other end of the base (1) is provided with an auxiliary arm (5), the auxiliary arm (5) is used for supporting the mandrel (2) in an auxiliary manner, one side parallel to the base (1) along the axial direction is provided with a feeding mechanism, and the other side is provided with a curing mechanism, and the curing mechanism is used for heating and curing the composite material pipe;
the feeding mechanism comprises a feeding device, a presoaking device and a guiding device, wherein the feeding device is used for combining a plurality of fiber threads, the presoaking device is used for presoaking the combined fiber threads with resin, and the guiding device is used for controlling the winding direction and the winding position of the fiber threads.
2. The continuous forming device of the fiber reinforced composite pipe according to claim 1, wherein the mandrel (2) comprises a shaft body (6), a limit post (601) is arranged inside the shaft body (6), the limit post (601) coincides with a central axis of the shaft body (6), support frames (7) are symmetrically arranged around the shaft body (6), the support frames (7) comprise a first support portion (701) and a second support portion (702), an inner cambered surface of the first support portion (701) is fixedly connected with an outer cambered surface of the second support portion (702) through a middle portion (703), ribs (704) which are uniformly distributed are fixedly connected with the outer cambered surface of the first support portion (701), the first support portion (701) is located outside the shaft body (6), the second support portion (702) is located inside the shaft body (6), the middle portion (703) penetrates through a shell wall of the shaft body (6) and is in sliding connection with the shell wall of the shaft body, a support column (8) is sleeved on the outer wall of the limit post (601), and the outer wall of the support column (8) is in contact with the inner cambered surface of the second support portion (702).
3. The continuous forming device of the fiber reinforced composite material pipe according to claim 2, wherein a U-shaped cavity is arranged in the support column (8), and two openings of the U-shaped cavity are respectively communicated with an input end and an output end of the cold and hot oil integrated machine through pipelines.
4. The continuous forming device of the fiber reinforced composite material pipe according to claim 1, wherein the feeding device comprises a base (9), one end of the upper surface of the base (9) is fixedly connected with a raw material support (10), a rotating shaft of the raw material support (10) is used for bearing and fixing a fiber yarn coil, two limiters (11) are sequentially arranged on the raw material support (10) close to the discharging direction, and a plurality of through holes are formed in the limiters (11) and used for enabling a plurality of fiber yarns to pass through in a one-to-one correspondence manner.
5. The continuous forming device of the fiber reinforced composite pipe according to claim 4, wherein the pre-soaking device comprises a pre-soaking groove (12), the pre-soaking groove (12) is arranged between two limiters (11), the pre-soaking groove (12) is used for containing resin liquid, guide rollers (13) are rotatably connected to the upper walls of the two ends of the pre-soaking groove (12) for guiding in and guiding out fiber threads, and a limiting roller set (14) is rotatably connected to the inside of the pre-soaking groove (12) for immersing the fiber threads into the resin liquid.
6. The continuous forming device of the fiber reinforced composite material pipe according to claim 4, wherein a tension adjusting mechanism is arranged at the other end of the upper surface of the base (9) and used for adjusting tension when a fiber yarn is wound, the tension adjusting mechanism comprises a portal frame (15), an air cylinder (16) is fixedly connected to the middle part of a beam of the portal frame (15), a fixed seat (17) is fixedly connected to the output end of the air cylinder (16), a tension roller (18) is rotatably connected to the inner side of the fixed seat (17), the tension roller (18) is located below the beam of the portal frame (15), a plurality of groups of baffles (1801) concentric with the tension roller (18) are fixedly connected to the outer wall of the tension roller (18), and intervals are arranged between each group of baffles (1801) and used for passing single fiber yarns.
7. The continuous forming device of the fiber reinforced composite material pipe according to claim 6, wherein the guiding device is located between the base (1) and the base (9), and comprises a first linear motor (19), the first linear motor (19) is arranged in parallel with the mandrel (2), the output end of the first linear motor is fixedly connected with a guiding bracket (20), one side, close to the base (9), of the upper wall of the guiding bracket (20) is fixedly connected with a wire collecting cylinder (21) for collecting a plurality of fiber wires into one strand, and the other side is rotationally connected with a guiding wheel (22).
8. The continuous forming device of the fiber reinforced composite pipe according to claim 1, wherein the curing mechanism comprises a second linear motor (23), the second linear motor (23) is arranged in parallel with the mandrel (2), and the output end of the second linear motor is fixedly connected with a support column (24), the upper end of the support column (24) is fixedly connected with the seat end of a turntable (25), the output end of the turntable (25) is fixedly connected with a transmission case (26), the transmission case (26) is internally symmetrical and is rotationally connected with a sprocket (2601), the two sprockets (2601) are coupled and connected through a chain (2602), a rotating shaft close to one side sprocket (2601) of the turntable (25) is fixedly connected with an integrating box (28), three side end surfaces of the integrating box (28) are sequentially provided with a hot air drum (2801), a cold air drum (2802) and an ultraviolet irradiation device (2803), the hot air drum (2801) is used for outputting, the cold air drum (2802) is used for outputting ultraviolet light beams (2803).
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| CN202410057561.9A CN117565376B (en) | 2024-01-16 | 2024-01-16 | Continuous forming device for fiber reinforced composite material pipe |
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| CN202410057561.9A CN117565376B (en) | 2024-01-16 | 2024-01-16 | Continuous forming device for fiber reinforced composite material pipe |
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| CN117565376B CN117565376B (en) | 2024-03-19 |
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| US3530026A (en) * | 1965-07-21 | 1970-09-22 | Gloster Saro Ltd | Apparatus for filament winding of articles in reinforced synthetic resin |
| US4684423A (en) * | 1986-02-10 | 1987-08-04 | Edo Corporation/Fiber Science Division | Method fabricating a collapsible mandrel structure to be used in manufacturing reinforced hollow tanks |
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| CN117565376B (en) | 2024-03-19 |
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