CN114960070B - Carbon fiber continuous sizing device and sizing method - Google Patents
Carbon fiber continuous sizing device and sizing method Download PDFInfo
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- CN114960070B CN114960070B CN202210474480.XA CN202210474480A CN114960070B CN 114960070 B CN114960070 B CN 114960070B CN 202210474480 A CN202210474480 A CN 202210474480A CN 114960070 B CN114960070 B CN 114960070B
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06B—TREATING TEXTILE MATERIALS USING LIQUIDS, GASES OR VAPOURS
- D06B3/00—Passing of textile materials through liquids, gases or vapours to effect treatment, e.g. washing, dyeing, bleaching, sizing, impregnating
- D06B3/04—Passing of textile materials through liquids, gases or vapours to effect treatment, e.g. washing, dyeing, bleaching, sizing, impregnating of yarns, threads or filaments
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06B—TREATING TEXTILE MATERIALS USING LIQUIDS, GASES OR VAPOURS
- D06B23/00—Component parts, details, or accessories of apparatus or machines, specially adapted for the treating of textile materials, not restricted to a particular kind of apparatus, provided for in groups D06B1/00 - D06B21/00
- D06B23/02—Rollers
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06B—TREATING TEXTILE MATERIALS USING LIQUIDS, GASES OR VAPOURS
- D06B3/00—Passing of textile materials through liquids, gases or vapours to effect treatment, e.g. washing, dyeing, bleaching, sizing, impregnating
- D06B3/34—Driving arrangements of machines or apparatus
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
- Y02P70/62—Manufacturing or production processes characterised by the final manufactured product related technologies for production or treatment of textile or flexible materials or products thereof, including footwear
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Abstract
The invention relates to a carbon fiber continuous sizing device and a sizing method, under the condition of not applying extra tension to carbon fibers, loose and fluffy carbon fiber tows are adjusted to be in a regular form and are sent to a slurry tank to be uniformly impregnated with slurry, and the slurry is guided to a drying device after being squeezed to remove redundant slurry; the test size tank is arranged above the production size tank, the formula concentration of size can be debugged according to different yarn specifications, before the yarn specifications need to be adjusted, the test adjustment of corresponding size concentration is completed in the test size tank in advance, and the size concentration can be adjusted in time for production after the yarn specifications are changed without influencing continuous and stable production; the effect that can more directly perceivedly obtain carbon silk flooding thick liquid through the test dressing trough on the second platform to and the influence that thick liquid concentration and thickness led to the fact the flooding effect, be convenient for in time make the adjustment to the thick liquid in the production dressing trough, guarantee the starching effect when maintaining yarn starching stability in the production dressing trough.
Description
Technical Field
The invention relates to the technical field of carbon fiber production equipment, in particular to a carbon fiber continuous sizing device and a carbon fiber continuous sizing method.
Background
In the carbonization production process of carbon fiber, sizing treatment and sizing drying are very important processes, and the carbon fiber in a fluffy state under the condition of no tension needs to be sized and dried so as to be wound, bunched and formed. The sizing agent is used as an interface layer of the continuous carbon fiber and the matrix resin, transfers load to the fiber from the matrix, and plays a role in enhancing the wettability and permeability of the fiber body and the matrix resin and improving the interface bonding strength of the resin and the fiber.
In the immersion sizing process, because the spreading effect is poor when the carbon fiber tows are conveyed to the sizing device, the spreading thickness of the tows is large in deviation in the conveying width direction, the sizing uniformity between monofilaments is poor, the slurry concentration is not convenient to adjust in time after the gram weight of the tows is changed, and the slurry liquid level cannot be accurately monitored along with the fact that the carbon fibers pass through the slurry to consume the slurry, and the continuous sizing stability of the carbon fibers is influenced.
In view of the above problems, the present designer is actively making research and innovation based on the practical experience and professional knowledge that is abundant for years in engineering application of such products, so as to create a carbon fiber continuous sizing apparatus and a sizing method, which are more practical.
Disclosure of Invention
The invention provides a carbon fiber continuous sizing device and a sizing method, which can effectively solve the problems in the background technology.
In order to achieve the purpose, the invention adopts the technical scheme that:
a carbon fiber continuous sizing device comprises a supporting frame, a production slurry tank and a test slurry tank, wherein the production slurry tank is fixed on the supporting frame along a guide wire direction, a first platform and a second platform are respectively arranged at the middle part and the tail end of the supporting frame along the guide wire direction, the first platform and the second platform are both positioned above the production slurry tank and are used for supporting the test slurry tank, and the test slurry tank is arranged along the guide wire direction;
a guide roller set, a soaking roller set and a first mud jacking roller set are sequentially arranged on the supporting frame corresponding to the production slurry tank along the guide wire direction, a traction roller set, a sizing roller set and a second mud jacking roller set are sequentially arranged at the position of the test slurry tank along the guide wire direction, and a power device is arranged on the supporting frame corresponding to the first mud jacking roller set;
the yarn feeding front end of the test size box is arranged on the first platform and is in sliding connection with the first platform, the tail end of the test size box is fixedly connected with the second platform through a connecting seat, a sliding assembly is arranged between the first platform and the supporting frame, and the first platform moves along the guide wire direction through the sliding assembly.
Further, the dipping roller group is partially soaked in the slurry of the production slurry tank and comprises a first dipping roller and a second dipping roller which are respectively arranged close to two ends of the length of the production slurry tank;
the guide roller group comprises a first yarn guide roller, and the rotating shaft center of the first yarn guide roller is higher than that of the first impregnation roller;
the first mudjacking roller group comprises a driving roller and a first lower pressing roller, the driving roller is driven by the power device to rotate, and the first lower pressing roller is driven by the first driving assembly to face the driving roller to be pressed tightly.
Further, the traction roller group comprises a first traction roller and a second traction roller which are respectively arranged on the upper side and the lower side of the test slurry tank along the guide wire direction;
the sizing roller group is partially soaked in the slurry of the test slurry tank and comprises a first transition roller and a second transition roller which are respectively arranged close to the two ends of the length of the test slurry tank;
the second squeezing roller group comprises a third transition roller and a second lower pressing roller, and the second lower pressing roller is driven by a second driving assembly to press towards the third transition roller.
Furthermore, a second yarn guide roller and a third yarn guide roller are arranged on the second platform corresponding to the test slurry tank along the yarn guide direction;
the second yarn guide roller and the third yarn guide roller are both positioned on one side, far away from the supporting frame, of the second platform, the third yarn guide roller is positioned below the second yarn guide roller, the outer diameters of the second yarn guide roller and the third transition roller are the same, and the rotating axes of the second yarn guide roller and the third transition roller are positioned on the same horizontal plane.
Furthermore, the supporting frame comprises a supporting vertical rod and a supporting cross rod arranged on the supporting vertical rod, and the supporting cross rod is arranged on two sides of the production pulp tank along the guide wire direction and is used for supporting the production pulp tank;
the guide roller set, the impregnation roller set and the driving roller are respectively arranged on a plurality of bearing seats of the supporting cross rods on two sides and are rotationally connected with the bearing seats.
Furthermore, an inclined rod is arranged at the top of the vertical supporting rod and is positioned above the driving roller;
the first driving assembly comprises a first air cylinder and a connecting rod, an output shaft of the first air cylinder and one end of the connecting rod are connected with the first lower pressing roller in a rotating mode, and the other end of the first air cylinder and the other end of the connecting rod are respectively hinged to the inclined rod and the first mounting seat and the second mounting seat on the supporting vertical rod.
Furthermore, a guide rod is arranged on the supporting cross rod along the length direction of the supporting cross rod, a support is arranged at the bottom of the first platform, a pulley is arranged on the support and is in rotating connection with the support, and the pulley is in sliding connection with the guide rod;
the guide rod is provided with a limiting block and is in sliding connection with the guide rod, and the limiting block is fixedly connected with the limiting block through a puller bolt.
Furthermore, the test slurry tank is arranged on the first platform and the second platform through a support frame, and two support rods are symmetrically arranged on the support frame;
the second driving assembly comprises a swing arm arranged on the supporting rod and a second air cylinder arranged on the supporting frame, the middle of the swing arm is connected with the supporting rod in a rotating mode, the second pressing roller is arranged at one end of the swing arm, and the other end of the swing arm is connected with an output shaft of the second air cylinder.
Furthermore, the bottom of the support frame is provided with a limiting seat, the support frame is in sliding connection with the first platform through the limiting seat, and a limiting hole is formed in the limiting seat along the guide wire direction.
A sizing method of a carbon fiber continuous sizing device adopts the carbon fiber continuous sizing device and comprises the following steps:
injecting the same concentration of slurry into the production slurry tank and the test slurry tank;
a small strand of carbon fiber tow guide traction roller set which is suitable for the test slurry tank is separated from the front feeding section of the large strand of carbon fiber, sequentially passes through a sizing roller set and a second mudjacking roller set, and is finally guided out through a second yarn guide roller and a third yarn guide roller;
after the large-strand carbon fibers pass through the guide roller set, the slurry in the production slurry tank permeates the large-strand carbon fibers through the impregnation roller set, and finally the redundant slurry is removed through the first pressing roller set and then the large-strand carbon fibers are led out;
before the gram weight of the large-strand carbon fiber is adjusted, the gram weight of the small-strand carbon fiber bundle led into the testing slurry tank is exchanged in advance, the concentration of slurry in the testing slurry tank is adjusted, the permeation condition of the slurry led out of the carbon fiber is observed on a second platform, and then the concentration of the slurry in the production slurry tank is determined;
and adjusting the gram weight of the large-strand carbon fiber after adjusting the concentration of the slurry in the production slurry tank according to the concentration of the slurry in the test slurry tank.
Further, the small-strand carbon fiber tows are guided to the first drawing roller through the bottom of the second drawing roller and are converted from the first form to the second form;
and winding the carbon fiber tows from the top of the first traction roller to the bottom of the first transition roller and immersing the carbon fiber tows into a testing slurry tank in a third form, and after the carbon fiber tows in the third form penetrate the slurry, squeezing the carbon fiber tows through the third transition roller and the second lower pressing roller to remove redundant slurry, so that the carbon fiber tows are led out in a fourth form.
The invention has the beneficial effects that:
according to the carbon fiber continuous sizing device disclosed by the invention, under the condition that no extra tension is applied to carbon fibers, loose and fluffy carbon fiber bundles are adjusted to be in a regular form and are sent to the slurry in the slurry tank, so that the slurry can be uniformly impregnated, and the carbon fiber continuous sizing device is guided to the drying device after the excess slurry is removed by extrusion;
the sizing platform is provided with the testing size tank, the formula concentration of size can be debugged according to different yarn specifications, before the yarn specifications need to be adjusted in the production process, the testing adjustment of the corresponding size concentration is completed in the testing size tank in advance, and the size concentration can be adjusted in time for production after the yarn specifications are changed without affecting continuous and stable production.
Can also be in process of production through setting up the test dressing trough, through detect the infiltration situation of the little strand silk bundle sizing back thick liquid that is derived by the test dressing trough on the second platform, judge the influence of thick liquid thickness to infiltration effect about the silk bundle in the dressing trough, and the thick liquid volume in the production dressing trough of in time adjusting, can obtain the effect of carbon fiber flooding thick liquid more directly perceivedly through the test dressing trough on the second platform, and thick liquid concentration and thickness influence that causes the flooding effect, be convenient for in time make the adjustment to the thick liquid in the production dressing trough, guarantee the starching effect when maintaining the stability of sizing of yarn in the production dressing trough.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural view of a carbon fiber continuous sizing apparatus according to the present invention;
FIG. 2 is a side view of the continuous carbon fiber sizing apparatus of the present invention;
FIG. 3 is a schematic structural view of a sizing device at a production pulp tank in the invention;
FIG. 4 is a side view of a sizing apparatus at the production chest of the present invention;
FIG. 5 is a schematic view of the installation of a test chest in accordance with the present invention;
FIG. 6 is a side view of the sizing assembly at the test chest of the present invention;
FIG. 7 is an enlarged view of a portion of the structure at A in FIG. 5;
FIG. 8 is an enlarged view of a portion of the structure at B in FIG. 5;
FIG. 9 is a schematic structural view of a sizing device at a test slurry tank in the present invention;
FIG. 10 is a schematic representation of the sizing of the tow in the test chest of the present invention;
FIG. 11 is a schematic view of the state of the tow in the test chest of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a single embodiment.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
A carbon fiber continuous sizing device as shown in fig. 1 to 11, which comprises a supporting frame 1, a production slurry tank 2 and a test slurry tank 3, wherein the production slurry tank 2 is fixed on the supporting frame 1 along a guide wire direction, a first platform 11 and a second platform 12 are respectively arranged at the middle part and the tail end of the supporting frame 1 along the guide wire direction, the first platform 11 and the second platform 12 are both positioned above the production slurry tank 2 and used for supporting the test slurry tank 3, and the test slurry tank 3 is arranged along the guide wire direction; a guide roller set 21, a dipping roller set 22 and a first mud jacking roller set 23 are sequentially arranged on the supporting frame 1 along the guide wire direction corresponding to the production slurry tank 2, a traction roller set 31, a sizing roller set 32 and a second mud jacking roller set 33 are sequentially arranged on the test slurry tank 3 along the guide wire direction, and a power device 25 is arranged on the supporting frame 1 corresponding to the first mud jacking roller set 23; the yarn feeding front end of the testing size tank 3 is arranged on the first platform 11 and is in sliding connection with the first platform, the tail end of the testing size tank 3 is fixedly connected with the second platform 12 through the connecting seat 351, a sliding assembly 13 is arranged between the first platform 11 and the supporting frame 1, and the first platform 11 moves along the guide wire direction through the sliding assembly 13.
According to the carbon fiber continuous sizing device disclosed by the invention, under the condition that no extra tension is applied to carbon fibers, loose and fluffy carbon fiber bundles are adjusted to be in a regular form and are sent to the slurry in the slurry tank, so that the slurry can be uniformly impregnated, and the carbon fiber continuous sizing device is guided to the drying device after the excess slurry is removed by extrusion;
in the invention, the testing slurry tank 3 is arranged on the sizing platform, the formula concentration of the slurry can be debugged according to different yarn specifications, the testing adjustment of the corresponding slurry concentration is completed in the testing slurry tank 3 in advance before the yarn specification needs to be adjusted in the production process, and the production is realized by adjusting the slurry concentration in time after the yarn specification is changed without influencing continuous and stable production.
Can also be in process of production through setting up test dressing trough 3, through detect the situation of soaking of the thick liquid after sizing by the little strand silk bundle that test dressing trough 3 derived on second platform 12, judge the influence of thick liquid thickness to infiltration effect about the silk bundle in the dressing trough, and the thick liquid volume in the production dressing trough 2 of in time adjusting, can more directly perceivedly obtain the effect of carbon fiber flooding thick liquid through test dressing trough 3 on second platform 12, and the influence that thick liquid concentration and thickness led to the fact the flooding effect, be convenient for in time make the adjustment to the thick liquid in the production dressing trough 2, guarantee the effect of starching when maintaining starching stability.
In the present embodiment, as shown in fig. 3 and 4, the dip roll group 22 is partially immersed in the slurry in the production tank 2, and includes a first dip roll 221 and a second dip roll 222 respectively disposed near both ends of the length of the production tank 2; the guide roller group 21 includes a first yarn guide roller 211 and has a rotation axis higher than that of the first impregnation roller 221; the first squeezing roller group 23 comprises a driving roller 231 and a first lower pressing roller 232, the power device 25 drives the driving roller 231 to rotate, and the first lower pressing roller 232 is driven by the first driving assembly 24 to press towards the driving roller 231.
The large carbon fiber strands are guided from the top of the first yarn guide roller 211 to the bottom of the first impregnation roller 221 and immersed in the slurry in the production tank 2, conveyed to the second impregnation roller 222 at the tail end in the length direction of the production tank 2, and then guided to the drying device after excess slurry is removed by the first press roll group 23.
Further, the supporting frame 1 comprises a supporting vertical rod 14 and a supporting cross rod 15 arranged on the supporting vertical rod, and the supporting cross rod 15 is arranged on two sides of the production pulp tank 2 along the guide wire direction and used for supporting the production pulp tank 2; the guide roll group 21, the dip roll group 22 and the drive roll 231 are respectively installed on and rotatably connected to a plurality of bearing housings 151 of the both side support rails 15.
An inclined rod 141 is arranged at the top of the vertical support rod 14, and the inclined rod 141 is positioned above the driving roller 231; the first driving assembly 24 includes a first cylinder 241 and a connecting rod 242, one end of the output shaft of the first cylinder 241 and one end of the connecting rod 242 are rotatably connected to the first lower pressing roller 232, and the other end of the first cylinder 241 and the other end of the connecting rod 242 are respectively hinged to the inclined rod 141 and the first mounting seat 142 and the second mounting seat 143 on the vertical supporting rod 14. The supporting frame 1 is used as a main body for supporting the slurry production tank 2, the structure is stable, a plurality of bearing seats 151 for supporting rollers are arranged on the supporting cross rod 15, the supporting vertical rod 14 is provided with a driving component for driving the first lower pressing roller 232 to cooperate with the driving roller 231 on the supporting cross rod 15 to squeeze and remove redundant slurry, and simultaneously, the slurry impregnated in the tows is more uniform. The driving roller 231 is driven to rotate by the power device 25, and provides conveying power while pressing the tow from two sides by matching with the first lower pressing roller 232.
In this embodiment, when the bearing seat 151 is provided on the support beam 15 and the first dipping roller 221 and the second dipping roller 222 are respectively mounted, the rotation axis of the second dipping roller 222 is slightly lower than the rotation axis of the first dipping roller 221, so as to increase the wrap angle between the carbon fiber and the second dipping roller 222; since the sum of the total angles of the carbon fibers to the first impregnation roller 221 and the second impregnation roller 222 is constant, the yarns are more likely to generate broken filaments at a larger wrap angle; and the yarn is conveyed by the active friction of the first press roll group 23, so that more broken filaments are generated while extruding redundant slurry and are discharged to the production slurry tank 2 along with the slurry; the second dipping roll 222 and the first mudjacking roll group 23 are both close to the liquid outlet of the slurry circulation circulating device, so that the direct preparation of broken filaments in the slurry is facilitated, and the effect of sizing carbon fibers is prevented from being influenced.
In the present embodiment, as shown in fig. 5 to 9, the drawing roller group 31 includes a first drawing roller 311 and a second drawing roller 312 which are respectively disposed on the upper and lower sides of the test slurry tank 3 in the guide wire direction; the sizing roller group 32 is partially soaked in the slurry of the test slurry tank 3 and comprises a first transition roller 321 and a second transition roller 322 which are respectively arranged close to the two ends of the length of the test slurry tank 3; the second set of squeeze rollers 33 comprises a third transition roller 331 and a second lower pressure roller 332, the second lower pressure roller 332 being urged towards the third transition roller 331 by a second urging assembly 34.
The test slurry tank 3 is arranged on the first platform 11 and the second platform 12 through a support frame 35, and two support rods 341 are symmetrically arranged on the support frame 35; the second driving assembly 34 comprises a swing arm 342 arranged on the supporting rod 341 and a second air cylinder 343 arranged on the supporting frame 35, the middle part of the swing arm 342 is rotatably connected with the supporting rod 341, the second pressing roller 332 is arranged at one end of the swing arm 342, and the other end of the swing arm 342 is connected with an output shaft of the second air cylinder 343.
As a preference of this embodiment, as shown in fig. 6, a second yarn guide roller 121 and a third yarn guide roller 122 are provided on the second platform 12 in the yarn guiding direction corresponding to the test slurry tank 3; the second yarn guide roller 121 and the third yarn guide roller 122 are both located on one side of the second platform 12 far away from the supporting frame 1, the third yarn guide roller 122 is located below the second yarn guide roller 121, the outer diameters of the second yarn guide roller 121 and the third transition roller 331 are the same, and the rotation axes of the second yarn guide roller 121 and the third transition roller 331 are located on the same horizontal plane.
The second yarn guide roller 121 and the third transition roller 331 are located on the same horizontal plane, so that the carbon fiber tows led out from the test size box 3 can horizontally pass through the second platform 12, the yarns are maintained in a dipping state of the test size box 3 in the conveying process, observation is facilitated, and meanwhile, the situation that the size on the tows cannot drop onto the second platform 12 can be avoided.
Further, as shown in fig. 7, a guide rod 131 is provided on the support rail 15 along the length direction thereof, a support 132 is provided at the bottom of the first platform 11, a pulley 133 is provided on the support 132 and rotatably connected thereto, and the pulley 133 is slidably connected to the guide rod 131; the guide rod 131 is provided with a limit block 134 and is slidably connected with the guide rod, and the limit block 134 is fixedly connected with the limit block 134 through a puller bolt 135. The first platform 11 can move in the slurry flowing direction of the production slurry tank 2, the sizing state of the carbon fibers in the production slurry tank 2 can be observed, the tightening bolt 135 is loosened to release the fixing of the stopper 134 to the first platform 11, the first platform 11 can move along the guide rod 131, the tightening bolt 135 is tightened after the first platform moves to the observation position, and the stopper 134 and the guide rod 131 are tightened to fix the position of the first platform 11.
As shown in fig. 8, a stopper seat 352 is provided at the bottom of the support frame 35, the support frame 35 is slidably connected to the first platform 11 through the stopper seat 352, and a stopper hole 353 is provided in the stopper seat 352 along the guide wire direction. The sliding between the test slurry tank 3 and the first platform 11 is convenient to realize, and the support of the first platform 11 to the test slurry tank 3 is not influenced.
The invention further discloses a sizing method of the carbon fiber continuous sizing device, and the sizing device comprises the following steps: injecting the same-concentration slurry into the production slurry tank 2 and the test slurry tank 3; a small-strand carbon fiber bundle guiding traction roller set 31 adaptive to the testing slurry tank 3 is separated at the front feeding section of the large-strand carbon fiber, sequentially passes through a sizing roller set 32 and a second mudjacking roller set 33, and is finally guided out through a second yarn guide roller 121 and a third yarn guide roller 122; after the large-strand carbon fiber passes through the guide roller set 21, the slurry in the production slurry tank 2 is made to penetrate the large-strand carbon fiber through the impregnation roller set 22, and finally the redundant slurry is removed through the first slurry pressing roller set 23 and then is led out; before the gram weight of the large-strand carbon fiber is adjusted, the gram weight of the small-strand carbon fiber bundle led into the testing slurry tank 3 is exchanged in advance, the concentration of slurry in the testing slurry tank 3 is adjusted, the permeation condition of the slurry in the derived carbon fiber is observed on the second platform 12, and then the concentration of the slurry in the production slurry tank 2 is determined; and adjusting the gram weight of the large-strand carbon fiber after adjusting the concentration of the slurry in the production slurry tank 2 according to the concentration of the slurry in the test slurry tank 3.
As further shown in fig. 10 and 11, the small carbon fiber bundle is guided to the first drawing roller 311 through the bottom of the second drawing roller 312, and is converted from the first form 4 to the second form 5; and then the carbon fiber tows are wound from the top of the first drawing roller 311 to the bottom of the first transition roller 321 and immersed into the test slurry tank 3 in a third form 6, and after the carbon fiber tows in the third form 6 penetrate the slurry, excess slurry is removed by the pressing of the third transition roller 331 and the second lower pressing roller 332, the carbon fiber tows are led out in a fourth form 7.
The drawing roller group 31, the sizing roller group 32 and the second squeezing roller group 33 at the testing size tank 3 are respectively arranged corresponding to the guide roller group 21, the dipping roller group 22 and the first squeezing roller group 23 at the production size tank 2, and in the testing size tank 3, the carbon fiber tows are adjusted to be in a regular stable form from a fluffy state through the second drawing roller 312, the first drawing roller 311 and the first transition roller 321, so that the size is uniformly soaked from the upper side and the lower side of the tows, and the accuracy of the effect of the carbon fiber dipping size in the testing size tank 3 is ensured.
It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. A carbon fiber continuous sizing device is characterized by comprising: the device comprises a supporting frame, a production slurry tank and a test slurry tank, wherein the production slurry tank is fixed on the supporting frame along a guide wire direction, a first platform and a second platform are respectively arranged at the middle part and the tail end of the supporting frame along the guide wire direction, the first platform and the second platform are both positioned above the production slurry tank and used for supporting the test slurry tank, and the test slurry tank is arranged along the guide wire direction;
a guide roller set, a dipping roller set and a first mud jacking roller set are sequentially arranged on the supporting frame corresponding to the production slurry tank along the guide wire direction, a traction roller set, a sizing roller set and a second mud jacking roller set are sequentially arranged at the position of the test slurry tank along the guide wire direction, and a power device is arranged on the supporting frame corresponding to the first mud jacking roller set;
the yarn feeding front end of the test size box is arranged on the first platform and is in sliding connection with the first platform, the tail end of the test size box is fixedly connected with the second platform through a connecting seat, a sliding assembly is arranged between the first platform and the supporting frame, and the first platform moves along the direction of the guide wire through the sliding assembly.
2. The carbon fiber continuous sizing device according to claim 1, wherein the dip roller group is partially immersed in the slurry in the production slurry tank and comprises a first dip roller and a second dip roller which are respectively arranged close to two ends of the length of the production slurry tank;
the guide roller group comprises a first yarn guide roller, and the rotating shaft center of the first yarn guide roller is higher than that of the first soaking roller;
the first mudjacking roller group comprises a driving roller and a first lower pressing roller, the driving roller is driven by the power device to rotate, and the first lower pressing roller is driven by the first driving assembly to face the driving roller to be pressed tightly.
3. The carbon fiber continuous sizing device according to claim 2, wherein the drawing roller group comprises a first drawing roller and a second drawing roller which are respectively arranged at the upper side and the lower side of the test slurry tank along the guide wire direction;
the sizing roller group is partially soaked in the slurry of the test slurry tank and comprises a first transition roller and a second transition roller which are respectively arranged close to the two ends of the length of the test slurry tank;
the second squeezing roller group comprises a third transition roller and a second lower pressing roller, and the second lower pressing roller is driven by a second driving assembly to press towards the third transition roller.
4. The carbon fiber continuous sizing device according to claim 3, wherein a second yarn guide roller and a third yarn guide roller are arranged on the second platform along a yarn guide direction corresponding to the test size tank;
the second yarn guide roller and the third yarn guide roller are both positioned on one side, far away from the supporting frame, of the second platform, the third yarn guide roller is positioned below the second yarn guide roller, the outer diameters of the second yarn guide roller and the third transition roller are the same, and the rotating axes of the second yarn guide roller and the third transition roller are positioned on the same horizontal plane.
5. The carbon fiber continuous sizing device according to claim 2, wherein the support frame comprises support vertical rods and support cross rods arranged thereon, the support cross rods are arranged on two sides of the production pulp tank along a guide wire direction and used for supporting the production pulp tank;
the guide roller set, the impregnation roller set and the driving roller are respectively arranged on a plurality of bearing seats of the supporting cross rods on two sides and are rotationally connected with the bearing seats.
6. The carbon fiber continuous sizing device according to claim 5, wherein a diagonal rod is arranged at the top of the vertical support rod and is positioned above the driving roller;
first drive assembly includes first cylinder and connecting rod, first cylinder output shaft with the one end of connecting rod all with first compression roller rotates to be connected, first cylinder with the connecting rod other end respectively with the down tube with first mount pad and second mount pad on the support montant are articulated.
7. The carbon fiber continuous sizing device according to claim 5, wherein a guide rod is arranged on the support cross rod along the length direction of the support cross rod, a support is arranged at the bottom of the first platform, a pulley is arranged on the support and is in rotating connection with the support, and the pulley is in sliding connection with the guide rod;
the guide rod is provided with a limiting block and is in sliding connection with the guide rod, and the limiting block is fixedly connected with the limiting block through a puller bolt.
8. The carbon fiber continuous sizing device according to claim 3, wherein the test slurry tank is mounted on the first platform and the second platform through a support frame, and two support rods are symmetrically arranged on the support frame;
the second driving assembly comprises a swing arm arranged on the supporting rod and a second air cylinder arranged on the supporting frame, the middle of the swing arm is connected with the supporting rod in a rotating mode, the second pressing roller is arranged at one end of the swing arm, and the other end of the swing arm is connected with an output shaft of the second air cylinder.
9. The carbon fiber continuous sizing device according to claim 8, wherein a limiting seat is arranged at the bottom of the support frame, the support frame is in sliding connection with the first platform through the limiting seat, and a limiting hole is formed in the limiting seat along a guide wire direction.
10. A sizing method of a carbon fiber continuous sizing device, which adopts the carbon fiber continuous sizing device as claimed in claim 4, characterized by comprising the following steps:
injecting the same-concentration slurry into the production slurry tank and the test slurry tank;
a small strand of carbon fiber tow guide traction roller set which is suitable for the test slurry tank is separated from the front feeding section of the large strand of carbon fiber, sequentially passes through a sizing roller set and a second mudjacking roller set, and is finally guided out through a second yarn guide roller and a third yarn guide roller;
after the large-strand carbon fibers pass through the guide roller set, the slurry in the production slurry tank permeates the large-strand carbon fibers through the impregnation roller set, and finally the redundant slurry is removed through the first pressing roller set and then the large-strand carbon fibers are led out;
before the gram weight of the large-strand carbon fiber is adjusted, the gram weight of the small-strand carbon fiber bundle led into the testing slurry tank is exchanged in advance, the concentration of slurry in the testing slurry tank is adjusted, the permeation condition of the slurry led out of the carbon fiber is observed on a second platform, and then the concentration of the slurry in the production slurry tank is determined;
and adjusting the gram weight of the large-strand carbon fiber after adjusting the concentration of the slurry in the production slurry tank according to the concentration of the slurry in the test slurry tank.
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101173434A (en) * | 2007-11-28 | 2008-05-07 | 盛虹集团有限公司 | Prewetting sizing technique |
| CN101177853A (en) * | 2007-12-10 | 2008-05-14 | 盛虹集团有限公司 | Cotton hair cords pasting method |
| CN203270285U (en) * | 2012-12-30 | 2013-11-06 | 青岛纺联控股集团有限公司 | Slurry supply device with double slurry slots and double types of slurry |
| CN106811886A (en) * | 2015-11-30 | 2017-06-09 | 华南理工大学 | A kind of chopped production line quetsch of carbon fiber |
| CN211645649U (en) * | 2019-10-18 | 2020-10-09 | 中国石油化工股份有限公司 | Large-tow carbon fiber sizing device |
| CN112680899A (en) * | 2020-11-09 | 2021-04-20 | 浙江圣丹努新材料科技股份有限公司 | Yarn uniform sizing device |
-
2022
- 2022-04-29 CN CN202210474480.XA patent/CN114960070B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101173434A (en) * | 2007-11-28 | 2008-05-07 | 盛虹集团有限公司 | Prewetting sizing technique |
| CN101177853A (en) * | 2007-12-10 | 2008-05-14 | 盛虹集团有限公司 | Cotton hair cords pasting method |
| CN203270285U (en) * | 2012-12-30 | 2013-11-06 | 青岛纺联控股集团有限公司 | Slurry supply device with double slurry slots and double types of slurry |
| CN106811886A (en) * | 2015-11-30 | 2017-06-09 | 华南理工大学 | A kind of chopped production line quetsch of carbon fiber |
| CN211645649U (en) * | 2019-10-18 | 2020-10-09 | 中国石油化工股份有限公司 | Large-tow carbon fiber sizing device |
| CN112680899A (en) * | 2020-11-09 | 2021-04-20 | 浙江圣丹努新材料科技股份有限公司 | Yarn uniform sizing device |
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Address after: 213127 No. 329, Huanghai Road, Xinbei District, Changzhou City, Jiangsu Province Applicant after: Xinchuang Carbon Valley Group Co.,Ltd. Address before: 213127 No. 329, Huanghai Road, Xinbei District, Changzhou City, Jiangsu Province Applicant before: Xinchuang carbon Valley Holding Co.,Ltd. |
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