CN111876834A - Composite fiber processing method - Google Patents
Composite fiber processing method Download PDFInfo
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- CN111876834A CN111876834A CN202010703849.0A CN202010703849A CN111876834A CN 111876834 A CN111876834 A CN 111876834A CN 202010703849 A CN202010703849 A CN 202010703849A CN 111876834 A CN111876834 A CN 111876834A
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- 239000000835 fiber Substances 0.000 title claims abstract description 154
- 239000002131 composite material Substances 0.000 title claims abstract description 96
- 238000003672 processing method Methods 0.000 title claims abstract description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 139
- 238000003756 stirring Methods 0.000 claims abstract description 59
- 230000007246 mechanism Effects 0.000 claims abstract description 30
- 238000010438 heat treatment Methods 0.000 claims abstract description 18
- 238000002156 mixing Methods 0.000 claims abstract description 15
- 239000002994 raw material Substances 0.000 claims abstract description 15
- YPFDHNVEDLHUCE-UHFFFAOYSA-N propane-1,3-diol Chemical compound OCCCO YPFDHNVEDLHUCE-UHFFFAOYSA-N 0.000 claims abstract description 12
- 238000001035 drying Methods 0.000 claims abstract description 8
- ZQVKTHRQIXSMGY-UHFFFAOYSA-N 4-Ethylbenzoic acid Chemical compound CCC1=CC=C(C(O)=O)C=C1 ZQVKTHRQIXSMGY-UHFFFAOYSA-N 0.000 claims abstract description 6
- 239000012752 auxiliary agent Substances 0.000 claims abstract description 6
- 238000007789 sealing Methods 0.000 claims description 64
- 238000000034 method Methods 0.000 claims description 23
- 230000005540 biological transmission Effects 0.000 claims description 17
- 230000008569 process Effects 0.000 claims description 12
- 238000009987 spinning Methods 0.000 claims description 12
- 238000001816 cooling Methods 0.000 claims description 9
- 238000004804 winding Methods 0.000 claims description 7
- 125000001140 1,4-phenylene group Chemical group [H]C1=C([H])C([*:2])=C([H])C([H])=C1[*:1] 0.000 claims description 5
- 239000002253 acid Substances 0.000 claims description 5
- 238000007664 blowing Methods 0.000 claims description 3
- 239000003795 chemical substances by application Substances 0.000 claims description 3
- 239000004595 color masterbatch Substances 0.000 claims description 3
- 239000000155 melt Substances 0.000 claims description 3
- 238000002844 melting Methods 0.000 claims description 3
- 230000008018 melting Effects 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 3
- 238000005507 spraying Methods 0.000 claims description 3
- 239000003381 stabilizer Substances 0.000 claims description 3
- 230000002087 whitening effect Effects 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims 2
- 229920006052 Chinlon® Polymers 0.000 claims 1
- 229920004933 Terylene® Polymers 0.000 claims 1
- 239000005020 polyethylene terephthalate Substances 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 14
- -1 poly-p-phenylene dicarboxylic acid Chemical compound 0.000 abstract 1
- 239000004677 Nylon Substances 0.000 description 6
- 229920001778 nylon Polymers 0.000 description 6
- 229920000728 polyester Polymers 0.000 description 6
- 230000009471 action Effects 0.000 description 5
- 230000002411 adverse Effects 0.000 description 5
- 230000006378 damage Effects 0.000 description 4
- 238000012681 fiber drawing Methods 0.000 description 4
- 208000027418 Wounds and injury Diseases 0.000 description 3
- 230000002349 favourable effect Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 230000000149 penetrating effect Effects 0.000 description 3
- 230000033228 biological regulation Effects 0.000 description 2
- 238000013329 compounding Methods 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 229920002521 macromolecule Polymers 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 229920005594 polymer fiber Polymers 0.000 description 1
Images
Classifications
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
- D01D5/00—Formation of filaments, threads, or the like
- D01D5/08—Melt spinning methods
- D01D5/082—Melt spinning methods of mixed yarn
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
- D01D13/00—Complete machines for producing artificial threads
- D01D13/02—Elements of machines in combination
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
- D01D5/00—Formation of filaments, threads, or the like
- D01D5/08—Melt spinning methods
- D01D5/088—Cooling filaments, threads or the like, leaving the spinnerettes
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
- D01D5/00—Formation of filaments, threads, or the like
- D01D5/08—Melt spinning methods
- D01D5/096—Humidity control, or oiling, of filaments, threads or the like, leaving the spinnerettes
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
- D01D5/00—Formation of filaments, threads, or the like
- D01D5/12—Stretch-spinning methods
- D01D5/14—Stretch-spinning methods with flowing liquid or gaseous stretching media, e.g. solution-blowing
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
- D01D5/00—Formation of filaments, threads, or the like
- D01D5/12—Stretch-spinning methods
- D01D5/16—Stretch-spinning methods using rollers, or like mechanical devices, e.g. snubbing pins
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Textile Engineering (AREA)
- Yarns And Mechanical Finishing Of Yarns Or Ropes (AREA)
Abstract
The invention discloses a composite fiber processing method in the technical field of composite fiber processing, which comprises the following steps: s1, mixing and stirring poly-p-phenylene dicarboxylic acid and 1, 3-propylene glycol as raw materials, crystallizing and drying, and mixing and stirring functional auxiliary agents and poly-p-ethyl benzoate as raw materials, crystallizing and drying; according to the invention, the stirring mechanism is arranged in the water bath tank of the stretching device in the stretching link, so that water in the whole water bath is uniformly stirred, the composite fibers are uniformly heated, the temperature difference of water at each position in the water bath is reduced, the water bath at each position of the reset fibers is uniformly heated by the two connections and is stretched at a good water bath temperature, the stretching under the condition of uniform heating is realized, the stretching effect is prevented from being influenced by the temperature difference, and the processing quality of the composite fibers is favorably realized.
Description
Technical Field
The invention relates to the field of composite fiber processing, in particular to a composite fiber processing method.
Background
Two or more polymer fibers which are not mixed exist on the same fiber section, the fiber is called composite fiber, and the fiber comprises composite fibers such as side-by-side type, sheath-core type, sea-island type and the like, and the fiber section has a round shape and a special shape.
The prior art discloses an invention case of a partial composite fiber processing method, and a Chinese patent with the patent application number of 201811595756.X discloses a composite fiber processing method; the fiber processing device used in the method comprises a fixed plate, a U-shaped square tube, a weight block, a traction device, a knocking rod, a wane and a driving cam, wherein the middle part of the wane is fixed on the fixed plate and is rotatably connected with the fixed plate; the U-shaped square tube comprises a vertical part and an inclined part, a square hole is vertically formed in the lower end of the inclined part, and a first elastic wall is arranged on the lower side wall of the inclined part; a guide groove is arranged on the fixed plate; the other end of the wane is positioned at the guide groove, and one end of the wane is intermittently tilted by the rotating extrusion of the driving cam; a fiber body with a vertical side surface is transported in the traction device and passes through the square hole; the invention discloses a melt-spun short fiber stretching device, belonging to the technical field of short fiber stretching equipment, and belonging to Chinese patent with the patent application number of 201710455661.7. Comprises a water bath; the left stretching roller mechanism corresponds to the left end of the water bath groove cavity, and the right stretching roller mechanism corresponds to the right end of the water bath groove cavity; the method is characterized in that: the water bath observation port cover plate is arranged above the water bath observation port and a cover plate rotating shaft is arranged on the rear side of the water bath observation port cover plate, the left end and the right end of the cover plate rotating shaft are supported on the lifting platform, the observation port cover plate driving mechanism is arranged on the lifting platform and connected with the right end of the cover plate rotating shaft, and the left stretching roller mechanism is arranged at the left end of the lifting platform and the right stretching roller mechanism is arranged at the right end of the lifting platform.
In the prior art, composite fibers need to be stretched under the regulation of a warm water bath in the processing engineering, macromolecules in the fibers are oriented along fiber axes in the stretching process, hydrogen bonds, dipole bonds and other types of intermolecular forces are formed and increased, the number of molecular chains of the fibers bearing external tension is increased, so that the breaking strength, the friction property and the fatigue strength of various types of deformation of the composite fibers are improved, but when the composite fibers are drawn and stretched in the warm water bath of a drawing device, the positions of the fibers distributed in water in the drawing process are different due to low water temperature uniformity in the water bath, the heating is easily uneven, the fiber at each position is different in the drawing state, the drawing effect is influenced, and the processing quality of the composite fibers is adversely affected.
Based on the above, the invention designs a composite fiber processing method to solve the above problems.
Disclosure of Invention
The invention aims to provide a composite fiber processing method, which aims to solve the problems that in the prior art, composite fibers need to be stretched under the regulation of a warm water bath in the processing engineering so as to improve the breaking strength, the friction property and the fatigue strength of various types of deformation of the composite fibers, and when the composite fibers are drawn and stretched in the warm water bath, the temperature uniformity of water in the water bath is not high, the fibers are distributed in different positions in the water in the drawing process, so that the uneven heating is easily caused, the fiber drawing state of each position is different, the drawing effect is influenced, and the processing quality of the composite fibers is adversely influenced.
In order to achieve the purpose, the invention provides the following technical scheme: a composite fiber processing method comprises the following steps:
s1, mixing and stirring poly-p-phenylene bis-frame acid and 1, 3-propylene glycol serving as raw materials, crystallizing and drying, mixing and stirring functional auxiliary agents and poly-p-ethyl benzoate serving as raw materials, crystallizing and drying, mixing the two stirred raw materials with a stabilizer, a whitening agent and color master batches, conveying the mixture into a screw melting extruder to extrude, metering by a metering pump, feeding into a composite spinning assembly, passing through a composite spinning spinneret plate, and merging and extruding two melts at spinneret holes in the assembly to form superfine fibers;
s2, in the spinning process, spraying indoor air from two sides of the composite spinning spinneret plate through a cooling device, mixing the air with hot air of the superfine fibers, cooling, and carrying out air blowing cooling on the superfine fibers;
s3, in the process of guiding the superfine fibers by the godet, synchronously oiling the cooled superfine fibers at two sides by the oil feeding device;
s4, winding the oiled superfine fibers by using a winding machine, and stretching and elasticizing the superfine fibers by using a stretching device after the superfine fibers are wound to form composite fibers; when the polyester/nylon composite fiber works, the composite fiber formed by compounding the poly-p-phenylene di-frame acid and the 1, 3-propylene glycol as raw materials and the functional auxiliary agent and the poly-p-ethyl benzoate as raw materials has the excellent characteristics of the polyester and the nylon, and the respective advantages of the polyester and the nylon are effectively applied, so that the application range of the composite fiber is wider;
wherein, S3 the stretching device includes a water bath tank, the bottom of the water bath tank inner wall is laid with heating resistance tube, the top of the water bath tank is sealed with a sealing cover, the two sides of the top of the sealing cover are all provided with composite fiber through holes, the two sides of the top of the water bath tank are all connected with a lifting unit which drives the sealing cover to lift, the top of the sealing cover is connected with a fiber stretching plate in a sliding way, the front of the fiber stretching plate is fixedly connected with two second electric cylinders, the end parts of the telescopic rods of the second electric cylinders are fixedly connected with the top of the sealing cover, the two sides of the front bottom of the fiber stretching plate are both connected with stretching rollers through a support shaft in a rotating way, the two sides of the back of the fiber stretching plate and under the sealing cover are both connected with a rotary driving unit which drives the stretching rollers to rotate, the two, a water bath stirring mechanism is connected between the inner wall of the water bath tank and the sealing cover;
the stirring mechanism comprises two U-shaped moving frames which are symmetrically and slidably connected to the inner wall of the water bath box, the inner side of each U-shaped moving frame is provided with a mounting groove, the inner wall of the mounting groove is rotatably connected with a stirring shaft distributed in a linear array, the surface of the stirring shaft is fixedly connected with turning blades, two ends of the surface of the stirring shaft are fixedly connected with following gears penetrating through the top of the U-shaped moving frame, the surface of the following gears is slidably connected with the U-shaped moving frames, the front side and the rear side of the bottom of the inner wall of the water bath box are fixedly connected with rack plates, two sides of the bottom of each rack plate are mutually meshed with the following gears on the same side, the front side and the rear side of the top of the U-shaped moving frame are rotatably connected with linkage rods, the two linkage rods on the different U-shaped moving frames on the same side are symmetrically and obliquely, the frame-shaped plate is connected to the inner wall of the water bath box in a vertical sliding mode, the front side of the top of the frame-shaped plate is connected with a T-shaped linkage plate through a detachable unit, the T-shaped linkage plate penetrates through a sealing cover and is connected with the sealing cover in a vertical sliding mode, a transverse driving groove is formed in the front of the T-shaped linkage plate, the top of the sealing cover is fixedly connected with a first motor, a rotating plate is fixedly connected to the end portion of an output shaft of the first motor, a pushing pin is fixedly connected to the top end of the front of the rotating plate, and the pushing pin is connected to the;
when the composite fiber drawing machine works, composite fibers need to be drawn under the adjustment of a warm water bath in the processing engineering in the prior art so as to improve the fracture strength, the friction property and the fatigue strength of various types of deformation of the composite fibers, when the composite fibers are drawn and drawn in the warm water bath, because the uniformity of the temperature of water in the water bath is not high, the fibers are distributed in different positions in water in the drawing process, the heating is easy to be nonuniform, the fibers at all the positions are drawn in different states, the drawing effect is influenced, and the processing quality of the composite fibers is adversely affected, the technical scheme turns over water in a water bath box by arranging a stirring mechanism, so that the water close to a sealing cover is turned downwards and is close to a heating end, the flowability of final water can be started, and the problem of nonuniform heating of the composite fibers caused by large temperature difference at all the positions in the water bath is avoided, firstly, composite fibers pass through a composite fiber guide transmission mechanism and a stretching roller, then a sealing cover is sealed at the top of a water bath box through a lifting unit, a first motor is started, the first motor can drive a rotating plate to rotate, the rotating plate acts on a T-shaped linkage plate through a pushing pin, the pushing pin rotates by taking an output shaft of the first motor as an axis, the T-shaped linkage plate is driven to reciprocate up and down, the T-shaped linkage plate reciprocates up and down to act on a frame-shaped plate, the frame-shaped plate acts on a U-shaped moving frame through a linkage rod, the U-shaped moving frame horizontally reciprocates under the repeated action of the linkage rod, the U-shaped moving frame synchronously drives a follow-up gear to interact with a rack plate, the rack plate drives a moving follow-up gear to rotate, the rotation shaft of the follow-up gear drives a turning blade to turn, so that water above is turned to below, and water below is turned upwards, and at horizontal in-process that relapses, can realize the rotatory switching of opposite direction, thereby reach and carry out the drainage to the water that is located near heating resistance pipe, make the water in the whole water bath carry out thermally equivalent, and it is even to be stirred, make the temperature difference of each position reduce in the water bath, make the water bath that each position of reset fiber received from two connecing be heated evenly, all draft under good water bath temperature, the realization receives the draft under the even condition of being heated, avoid the temperature difference to influence the draft effect, be favorable to the quality at processing to composite fiber.
As a further scheme of the invention, the detachable unit comprises two clamping plates which are symmetrically arranged, the bottom ends of the clamping plates are fixedly connected with a connecting shaft, two ends of the connecting shaft are fixedly connected with connecting plates, the connecting plates are fixedly connected to the top of a frame-shaped plate, the surface of each connecting shaft is sleeved with a torsion spring, two ends of each torsion spring are respectively and fixedly connected to the surface of each clamping plate and the inner side of each connecting plate, the top end of each clamping plate is provided with a guide inclined plane, the bottom ends of two sides of each T-shaped linkage plate extend out of a clamping table, and the end parts of the clamping plates are clamped at the tops; when the sealing device works, the T-shaped linkage plate cannot be separated from the frame-shaped plate when the sealing needs to be opened, so that the composite fiber is inconvenient for workers to operate and observe, the difficulty is increased for the workers to observe and adjust the drafting condition of the composite fiber, in the process of upward pulling, the frame-shaped plate is easily driven to have excessive upward pulling force exceeding the stress capacity, and great damage is caused to linkage parts on the U-shaped mounting frame, so that the later-stage stirring is influenced, the top of the frame-shaped plate is detachably connected with the T-shaped linkage plate by arranging the torsion spring, the clamping plate and the clamping platform, after the sealing cover is opened, when the top of the frame-shaped plate needs to be detached from the T-shaped linkage plate, the clamping plate can be separated from the clamping platform by overturning the manual clamping plate, so that the top of the frame-shaped plate and the T-shaped linkage plate can be detached, the sealing cover can be completely opened, and on one hand, the problem, on the other hand, the problem that the stirring mechanism is greatly shaken to cause damage when the sealing cover is opened is avoided, so that the normal performance of the stirring mechanism is ensured; when the sealing cover is required to be covered for drafting the composite fibers, the sealing cover can drive the T-shaped linkage plate to move downwards until the clamping tables on the two sides of the T-shaped linkage plate extrude the inclined planes at the tops of the clamping plates to enter the inner sides of the two clamping plates, so that the clamping plates are clamped with the clamping tables, automatic connection is realized, and the stirring function is restored again.
As a further scheme of the invention, the top end of the front surface of the clamping plate is fixedly connected with a linkage pin, the front surface of the T-shaped linkage plate is connected with a toggle sliding block in a sliding manner through a sliding rail with a cross-shaped cross section, the top end of the toggle sliding block penetrates through a sealing cover and extends to the upper part of the sealing cover, the toggle sliding block is connected with the sealing cover in a vertical sliding manner, the bottoms of two sides of the toggle sliding block are fixedly connected with trapezoidal toggle plates, the inclined surfaces of the trapezoidal toggle plates are mutually contacted with the surface of the linkage pin, and the tops of the sliding rails are connected with the top of the; when the stirring device works, when the clamping plate is stirred to separate the T-shaped linkage plate from the frame-shaped plate, a worker is required to manually stir, the operation is troublesome, the sealing cover is not conveniently separated from the stirring mechanism, the operation time is long, the surface temperature of the water bath is easily reduced more, the later-stage stirring and mixing time is long, the uniform temperature of the water bath is influenced, the stirring slider is arranged, the sliding rail, the supporting spring and the trapezoidal stirring plate are arranged, when the sealing cover needs to be stirred, the stirring slider is downwards stirred when the sealing cover moves upwards, the stirring slider can drive the trapezoidal stirring plate to extrude the linkage pin towards two sides, under the action of the inclined plane of the trapezoidal stirring plate, the linkage pin can move towards two sides, so that the clamping plate is pushed to rotate reversely, the clamping with the clamping table is separated, the manual stirring is not needed, the operation is convenient, and the problem of excessive heat dissipation, thereby reducing the effect on the temperature uniformity of the water bath.
As a further scheme of the invention, the top of the fiber stretching plate is fixedly connected with a water bath splitter plate, and the top of the water bath splitter plate is provided with a splitter through groove; during operation, through setting up the flow distribution plate, can carry out the drainage to the water bath that rocks, shunt the flow of water bath, slow down the influence of the water bath that turns to the composite fiber surface.
As a further scheme of the invention, the lifting unit comprises two U-shaped mounting frames, the U-shaped mounting frames are fixedly connected to the top of the water bath box, supporting legs on two sides of each U-shaped mounting frame are vertically and slidably connected with the sealing cover, a second electric cylinder is fixedly connected to the middle position of the top of each U-shaped mounting frame, and the bottom end of a telescopic rod of each second electric cylinder is fixedly connected to the top of the sealing cover; during operation, the two second electric cylinders can be synchronously controlled through the peripheral controller, the effect of lifting the sealing cover is achieved, and therefore the sealing cover can be opened or closed.
As a further scheme of the invention, the rotary driving device comprises two second motors, the second motors are fixedly arranged on the back of the fiber stretching plate, an output shaft of each second motor is fixedly connected with a driving plate, the rear end of the supporting shaft penetrates through the fiber stretching plate and is connected with a driven plate, and a transmission belt is jointly connected on the surface of the driven plate and the surface of the driving plate in a transmission manner; during operation, through setting up second motor, driving-disc, drive belt and follow-up dish, played and provide the effect of rotation power for the stretch-out roller.
As a further scheme of the invention, the guide transmission mechanism comprises an installation plate, the installation plate is fixedly installed on the side surface of the water bath tank, and the front surface of the installation plate is fixedly connected with four transmission rollers which are distributed at intervals; during operation, composite fibers can be supported and driven by penetrating the composite fibers through the stretching rollers and the driving rollers on the two sides, so that the composite fibers are assisted to be drawn.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, the stirring mechanism is arranged in the water bath tank of the stretching device in the stretching link, so that water in the whole water bath is uniformly stirred, the composite fibers are uniformly heated, the temperature difference of water at each position in the water bath is reduced, the water bath at each position of the reset fibers is uniformly heated by the two connections and is stretched at a good water bath temperature, the stretching under the condition of uniform heating is realized, the stretching effect is prevented from being influenced by the temperature difference, and the processing quality of the composite fibers is favorably realized.
2. Through setting up torsional spring, joint board and joint platform, the realization is unpack frame-shaped plate top and T shape linkage board apart for sealed lid can be opened completely, avoids causing sealed lid opening degree to be restricted and causes the operation and observe the big problem of the composite fiber degree of difficulty on the one hand, and on the other hand avoids when opening sealed lid, causes the great problem of rocking and causing the injury of rabbling mechanism, thereby guarantees rabbling mechanism's normal performance.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a flow chart of a process of the present invention;
FIG. 2 is a first perspective view of the stretching assembly of the present invention, partially in section;
FIG. 3 is a second perspective view of the stretching assembly of the present invention, partially in section;
FIG. 4 is a top perspective view of the stretching assembly of the present invention;
FIG. 5 is a side sectional perspective view of the stretching assembly of the present invention;
FIG. 6 is a perspective view of the T-shaped linkage plate and the frame-shaped plate of the present invention after being partially sectioned;
FIG. 7 is an enlarged view of a portion A of FIG. 6;
FIG. 8 is a partial enlarged view of portion B of FIG. 6;
FIG. 9 is a perspective view showing the connection between the T-shaped linkage plate and the frame-shaped plate according to the present invention.
In the drawings, the components represented by the respective reference numerals are listed below:
the device comprises a water bath tank 1, a heating resistance tube 2, a sealing cover 3, a fiber stretching plate 4, a first electric cylinder 5, a stretching roller 6, a U-shaped moving frame 7, a stirring shaft 8, a turning blade 9, a follow-up gear 10, a rack plate 11, a linkage rod 12, a frame-shaped plate 13, a T-shaped linkage plate 14, a first motor 15, a rotating plate 16, a pushing pin 17, a clamping plate 18, a torsion spring 19, a clamping table 20, a linkage pin 21, a sliding rail 22, a shifting slider 23, a trapezoidal shifting plate 24, a water bath diversion plate 25, a U-shaped mounting frame 26, a second electric cylinder 27, a second motor 28, a driving disc 29, a follow-up disc 30, a driving belt 31 and a driving roller 32.
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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-8, the present invention provides a technical solution: a composite fiber processing method comprises the following steps:
s1, mixing and stirring poly-p-phenylene bis-frame acid and 1, 3-propylene glycol serving as raw materials, crystallizing and drying, mixing and stirring functional auxiliary agents and poly-p-ethyl benzoate serving as raw materials, crystallizing and drying, mixing the two stirred raw materials with a stabilizer, a whitening agent and color master batches, conveying the mixture into a screw melting extruder to extrude, metering by a metering pump, feeding into a composite spinning assembly, passing through a composite spinning spinneret plate, and merging and extruding two melts at spinneret holes in the assembly to form superfine fibers;
s2, in the spinning process, spraying indoor air from two sides of the composite spinning spinneret plate through a cooling device, mixing the air with hot air of the superfine fibers, cooling, and carrying out air blowing cooling on the superfine fibers;
s3, in the process of guiding the superfine fibers by the godet, synchronously oiling the cooled superfine fibers at two sides by the oil feeding device;
s4, winding the oiled superfine fibers by using a winding machine, and stretching and elasticizing the superfine fibers by using a stretching device after the superfine fibers are wound to form composite fibers; when the polyester/nylon composite fiber works, the composite fiber formed by compounding the poly-p-phenylene di-frame acid and the 1, 3-propylene glycol as raw materials and the functional auxiliary agent and the poly-p-ethyl benzoate as raw materials has the excellent characteristics of the polyester and the nylon, and the respective advantages of the polyester and the nylon are effectively applied, so that the application range of the composite fiber is wider;
the S3 stretching device comprises a water bath tank 1, a heating resistance pipe 2 is distributed at the bottom of the inner wall of the water bath tank 1, a sealing cover 3 is sealed at the top of the water bath tank 1, composite fiber through holes are formed in two sides of the top of the sealing cover 3, lifting units for driving the sealing cover 3 to lift are connected to two sides of the top of the water bath tank 1, a fiber stretching plate 4 is connected to the top of the sealing cover 3 in a sliding mode, two second electric cylinders 27 are fixedly connected to the front of the fiber stretching plate 4, the end portions of telescopic rods of the second electric cylinders 27 are fixedly connected to the top of the sealing cover 3, stretching rollers 6 are rotatably connected to two sides of the bottom of the front of the fiber stretching plate 4 through supporting shafts, rotary driving units for driving the stretching rollers 6 to rotate are connected to two sides of the back of the fiber stretching plate 4 and located below the sealing cover 3, composite fiber guide transmission mechanisms are connected to two sides of the water bath tank 1;
the stirring mechanism comprises two U-shaped movable frames 7 symmetrically connected on the inner wall of the water bath box 1 in a sliding manner, the inner side of each U-shaped movable frame 7 is provided with a mounting groove, the inner wall of the mounting groove is rotatably connected with stirring shafts 8 distributed in a linear array manner, the surface of each stirring shaft 8 is fixedly connected with turning blades 9, two ends of the surface of each stirring shaft 8 are fixedly connected with following gears 10 penetrating through the top of the U-shaped movable frame 7, the surface of each following gear 10 is slidably connected with the U-shaped movable frame 7, the front side and the rear side of the bottom of the inner wall of the water bath box 1 are fixedly connected with rack plates 11, two sides of the bottom of each rack plate 11 are mutually meshed with the following gears 10 on the same side, the front side and the rear side of the top of the U-shaped movable frame 7 are rotatably connected with linkage rods 12, the two linkage rods 12 on the different U-shaped movable frames, the frame-shaped plate 13 is connected to the inner wall of the water bath tank 1 in a vertical sliding mode, the front side of the top of the frame-shaped plate 13 is connected with a T-shaped linkage plate 14 through a detachable unit, the T-shaped linkage plate 14 penetrates through the sealing cover 3 and is connected with the sealing cover 3 in a vertical sliding mode, a transverse driving groove is formed in the front of the T-shaped linkage plate 14, the top of the sealing cover 3 is fixedly connected with a first motor 15, the end of an output shaft of the first motor 15 is fixedly connected with a rotating plate 16, the top of the front of the rotating plate 16 is fixedly connected with a pushing pin 17, and the pushing pin;
when the composite fiber drawing machine works, composite fibers need to be drawn under the adjustment of a warm water bath in the processing engineering in the prior art so as to improve the fracture strength, the friction property and the fatigue strength of various types of deformation of the composite fibers, when the composite fibers are drawn and drawn in the warm water bath, because the uniformity of the temperature of water in the water bath is not high, the fibers are distributed in different positions in water in the drawing process, the heating is easy to be nonuniform, the fibers at all the positions are drawn in different states, the drawing effect is influenced, and the processing quality of the composite fibers is adversely affected, the technical scheme turns over water in a water bath box 1 by arranging a stirring mechanism, so that the water close to a sealing cover 3 is turned downwards and is close to a heating end, the flowability of final water can be started, and the problem that the composite fibers are heated unevenly due to large temperature difference at all the positions in the water bath is solved, firstly, composite fibers pass through a composite fiber guide transmission mechanism and a stretching roller 6, then a sealing cover 3 is sealed on the top of a water bath tank 1 through a lifting unit, a first motor 15 is started, the first motor 15 can drive a rotating plate 16 to rotate, the rotating plate 16 acts on a T-shaped linkage plate 14 through a pushing pin 17, the pushing pin 17 rotates by taking an output shaft of the first motor 15 as an axis to drive the T-shaped linkage plate 14 to reciprocate up and down, the T-shaped linkage plate 14 reciprocates up and down to act on a frame-shaped plate 13, the frame-shaped plate 13 acts on a U-shaped moving frame 7 through a linkage rod 12, the U-shaped moving frame 7 reciprocates transversely under the repeated action of the linkage rod 12, the U-shaped moving frame 7 synchronously drives a follower gear 10 to interact with a rack plate 11, the rack plate 11 drives the moving follower gear 10 to rotate, the rotation of the follower gear 10 drives a stirring shaft 8 to rotate, the stirring shaft 8 synchronously drives a stirring blade 9 to, thereby the water that will be located the top turns to the below, upwards turn the water of below, and at the horizontal in-process that relapses, can realize the rotatory switching of opposite direction, thereby reach and carry out the drainage to the water that is located near heating resistance pipe 2, make the water in the whole water bath carry out the thermally equivalent, and be stirred evenly, make the temperature difference of each position in the water bath reduce, make the water bath that each position of reset fiber received from two connecing evenly heated, all draft under good water bath temperature, the realization receives the draft under the even condition of being heated, avoid the temperature difference to influence the draft effect, be favorable to the quality at processing to composite fiber.
As a further scheme of the invention, the detachable unit comprises two symmetrically arranged clamping plates 18, the bottom ends of the clamping plates 18 are fixedly connected with a connecting shaft, two ends of the connecting shaft are fixedly connected with connecting plates, the connecting plates are fixedly connected to the top of the frame-shaped plate 13, the surface of the connecting shaft is sleeved with a torsion spring 19, two ends of the torsion spring 19 are respectively fixedly connected to the surface of the clamping plate 18 and the inner side of the connecting plate, the top end of the clamping plate 18 is provided with a guide inclined plane, the bottom ends of two sides of the T-shaped linkage plate 14 extend out of a clamping table 20, and the end parts of the clamping plate 18 are clamped; when the sealing cover 3 is opened, the clamping plate 18 can be separated from the clamping table 20 by manually turning the clamping plate 18 when the top of the frame-shaped plate 13 needs to be detached from the T-shaped linkage plate 14, so that the sealing cover 3 can be completely opened, on one hand, the problem that the difficulty in operating and observing the composite fibers is high due to the fact that the opening degree of the sealing cover 3 is limited is avoided, on the other hand, the problem that the stirring mechanism is greatly shaken to cause damage when the sealing cover 3 is opened is avoided, and therefore the normal performance of the stirring mechanism is guaranteed; when the sealing cover 3 needs to be covered for drafting the composite fibers, the sealing cover 3 can drive the T-shaped linkage plate 14 to move downwards until the clamping tables 20 on the two sides of the T-shaped linkage plate 14 extrude the inclined planes at the tops of the clamping plates 18 to enter the inner sides of the two clamping plates 18, so that the clamping plates 18 are clamped with the clamping tables 20, automatic connection is realized, and the stirring function is recovered again.
As a further scheme of the invention, the top end of the front side of the clamping plate 18 is fixedly connected with a linkage pin 21, the front side of the T-shaped linkage plate 14 is connected with a toggle sliding block 23 in a sliding manner through a sliding rail 22 with a cross-shaped cross section, the top end of the toggle sliding block 23 penetrates through the sealing cover 3 and extends to the upper part of the sealing cover 3, the toggle sliding block 23 is connected with the sealing cover 3 in a vertical sliding manner, the bottoms of two sides of the toggle sliding block 23 are fixedly connected with trapezoidal toggle plates 24, the inclined surfaces of the trapezoidal toggle plates 24 are in mutual contact with the surface of the linkage pin 21, and the top of the sliding rail 22 is; when the sealing cover is required to be stirred, the sliding block 23 is downwards stirred when the sealing cover 3 moves upwards, the sliding block 23 drives the trapezoidal stirring plate 24 to extrude the linkage pin 21 to two sides, the linkage pin 21 can move towards two sides under the action of the inclined plane of the trapezoidal stirring plate 24, so that the clamping plate 18 is pushed to rotate reversely to be separated from the clamping table 20, manual stirring is not needed, the operation is convenient, and the problem of excessive heat dissipation of the water bath in the operation disassembly process is avoided, thereby reducing the effect on the temperature uniformity of the water bath.
As a further scheme of the invention, the top of the fiber stretching plate 4 is fixedly connected with a water bath splitter plate 25, and the top of the water bath splitter plate 25 is provided with a splitter through groove; during operation, through setting up flow distribution plate 25, can carry out the drainage to the water bath that rocks, shunt the flow of water bath, slow down the influence of the water bath that turns to the composite fiber surface.
As a further scheme of the invention, the lifting unit comprises two U-shaped mounting frames 26, the U-shaped mounting frames 26 are fixedly connected to the top of the water bath tank 1, supporting legs on two sides of the U-shaped mounting frames 26 are connected with the sealing cover 3 in a vertically sliding mode, a second electric cylinder 27 is fixedly connected to the middle position of the top of the U-shaped mounting frames 26, and the bottom end of a telescopic rod of the second electric cylinder 27 is fixedly connected to the top of the sealing cover 3; during operation, the two second electric cylinders 27 can be synchronously controlled through an external controller, so that the sealing cover 3 is lifted and lowered, and the sealing cover 3 is opened or closed.
As a further scheme of the invention, the rotary driving device comprises two second motors 28, the second motors 28 are fixedly arranged on the back of the fiber stretching plate 4, the output shaft of the second motors 28 is fixedly connected with a driving plate 29, the rear end of the supporting shaft penetrates through the fiber stretching plate 4 and is connected with a driven plate 30, and the surface of the driven plate 30 and the surface of the driving plate 29 are jointly connected with a transmission belt 31 in a transmission way; in operation, the second motor 28, the driving disc 29, the driving belt 31 and the driven disc 30 are arranged to provide a rotating force for the stretching roller 6.
As a further scheme of the invention, the guide transmission mechanism comprises a mounting plate, the mounting plate is fixedly mounted on the side surface of the water bath tank 1, and the front surface of the mounting plate is fixedly connected with four transmission rollers 32 which are distributed at intervals; during operation, composite fibers can be supported and driven by passing through the stretching rollers 6 and the driving rollers 32 on the two sides, so that the composite fibers are assisted to be drawn.
The working principle is as follows: when the composite fiber drawing machine works, composite fibers need to be drawn under the adjustment of a warm water bath in the processing engineering in the prior art so as to improve the fracture strength, the friction property and the fatigue strength of various types of deformation of the composite fibers, when the composite fibers are drawn and drawn in the warm water bath, because the uniformity of the temperature of water in the water bath is not high, the fibers are distributed in different positions in water in the drawing process, the heating is easy to be nonuniform, the fibers at all the positions are drawn in different states, the drawing effect is influenced, and the processing quality of the composite fibers is adversely affected, the technical scheme turns over water in a water bath box 1 by arranging a stirring mechanism, so that the water close to a sealing cover 3 is turned downwards and is close to a heating end, the flowability of final water can be started, and the problem that the composite fibers are heated unevenly due to large temperature difference at all the positions in the water bath is solved, firstly, composite fibers pass through a composite fiber guide transmission mechanism and a stretching roller 6, then a sealing cover 3 is sealed on the top of a water bath tank 1 through a lifting unit, a first motor 15 is started, the first motor 15 can drive a rotating plate 16 to rotate, the rotating plate 16 acts on a T-shaped linkage plate 14 through a pushing pin 17, the pushing pin 17 rotates by taking an output shaft of the first motor 15 as an axis to drive the T-shaped linkage plate 14 to reciprocate up and down, the T-shaped linkage plate 14 reciprocates up and down to act on a frame-shaped plate 13, the frame-shaped plate 13 acts on a U-shaped moving frame 7 through a linkage rod 12, the U-shaped moving frame 7 reciprocates transversely under the repeated action of the linkage rod 12, the U-shaped moving frame 7 synchronously drives a follower gear 10 to interact with a rack plate 11, the rack plate 11 drives the moving follower gear 10 to rotate, the rotation of the follower gear 10 drives a stirring shaft 8 to rotate, the stirring shaft 8 synchronously drives a stirring blade 9 to, thereby the water that will be located the top turns to the below, upwards turn the water of below, and at the horizontal in-process that relapses, can realize the rotatory switching of opposite direction, thereby reach and carry out the drainage to the water that is located near heating resistance pipe 2, make the water in the whole water bath carry out the thermally equivalent, and be stirred evenly, make the temperature difference of each position in the water bath reduce, make the water bath that each position of reset fiber received from two connecing evenly heated, all draft under good water bath temperature, the realization receives the draft under the even condition of being heated, avoid the temperature difference to influence the draft effect, be favorable to the quality at processing to composite fiber.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (7)
1. A composite fiber processing method is characterized in that: the processing method comprises the following steps:
s1, mixing and stirring poly-p-phenylene bis-frame acid and 1, 3-propylene glycol serving as raw materials, crystallizing and drying, mixing and stirring functional auxiliary agents and poly-p-ethyl benzoate serving as raw materials, crystallizing and drying, mixing the two stirred raw materials with a stabilizer, a whitening agent and color master batches, conveying the mixture into a screw melting extruder to extrude, metering by a metering pump, feeding into a composite spinning assembly, passing through a composite spinning spinneret plate, and merging and extruding two melts at spinneret holes in the assembly to form superfine fibers;
s2, in the spinning process, spraying indoor air from two sides of the composite spinning spinneret plate through a cooling device, mixing the air with hot air of the superfine fibers, cooling, and carrying out air blowing cooling on the superfine fibers;
s3, in the process of guiding the superfine fibers by the godet, synchronously oiling the cooled superfine fibers at two sides by the oil feeding device;
s4, winding the oiled superfine fiber by using a winding machine, and stretching and elasticizing the superfine fiber by using a stretching device after the winding is finished to form the composite fiber with the excellent characteristics of the terylene and the chinlon;
wherein, S3 stretching device includes water bath (1), heating resistance pipe (2) have been laid to the bottom of water bath (1) inner wall, the top seal of water bath (1) has sealed lid (3), the composite fiber opening has all been seted up to the both sides at sealed lid (3) top, the both sides at water bath (1) top all are connected with the drive the lift unit that sealed lid (3) go up and down, sealed lid (3) top sliding connection has tensile board of fibre (4), two second electricity jars (27) of positive fixedly connected with of tensile board of fibre (4), the telescopic link tip fixed connection of second electricity jar (27) is at the top of sealed lid (3), the both sides of tensile board of fibre (4) positive bottom all are connected with stretching roller (6) through the back shaft rotation, the both sides at the tensile board of fibre (4) back just are located sealed lid (3) below and all are connected with the drive the rotatory single rotary drive of stretching roller (6) is connected with The two sides of the water bath tank (1) are both connected with composite fiber guide transmission mechanisms, and a water bath stirring mechanism is connected between the inner wall of the water bath tank (1) and the sealing cover (3);
the stirring mechanism comprises two U-shaped movable frames (7) which are symmetrically and slidably connected onto the inner wall of the water bath box (1), a mounting groove is formed in the inner side of each U-shaped movable frame (7), stirring shafts (8) which are distributed in a linear array are rotatably connected onto the inner wall of the mounting groove, turning blades (9) are fixedly connected onto the surfaces of the stirring shafts (8), driven gears (10) which penetrate out of the tops of the U-shaped movable frames (7) are fixedly connected onto the two ends of the surfaces of the stirring shafts (8), the surfaces of the driven gears (10) are slidably connected with the U-shaped movable frames (7), rack plates (11) are fixedly connected onto the front side and the rear side of the bottom of the inner wall of the water bath box (1), the two sides of the bottom of each rack plate (11) are mutually meshed with the driven gears (10) on the same side, and linkage rods (12) are rotatably connected onto the front side and the rear side of, two linkage rods (12) positioned on different U-shaped moving frames (7) at the same side are symmetrically and obliquely arranged, the top ends of the four linkage rods (12) are jointly and rotatably connected with a frame-shaped plate (13), the frame-shaped plate (13) is connected to the inner wall of the water bath tank (1) in a vertical sliding manner, the front side of the top of the frame-shaped plate (13) is connected with a T-shaped linkage plate (14) through a detachable unit, the T-shaped linkage plate (14) penetrates through the sealing cover (3) and is connected with the sealing cover (3) in a vertical sliding manner, the front surface of the T-shaped linkage plate (14) is provided with a transverse driving groove, the top of the sealing cover (3) is fixedly connected with a first motor (15), the end part of the output shaft of the first motor (15) is fixedly connected with a rotating plate (16), the top end of the front surface of the rotating plate (16) is fixedly connected with a pushing pin (17), and the pushing pin (17) is connected to the inner wall of the transverse driving groove in a sliding mode.
2. The method of processing a composite fiber according to claim 1, wherein: dismantled and assembled unit includes joint board (18) that two symmetries set up, the bottom fixedly connected with connecting axle of joint board (18), the both ends fixedly connected with connecting plate of connecting axle, connecting plate fixed connection is at framed board (13) top, the connecting axle cup jointed torsional spring (19) on the surface, the both ends difference fixed connection of torsional spring (19) is at joint board (18) on the surface and the connecting plate is inboard, the guide inclined plane has been seted up on the top of joint board (18), joint platform (20) all extend out to the bottom of T shape linkage board (14) both sides, joint board (18) tip joint is at joint platform (20) top.
3. The method of processing a composite fiber according to claim 2, wherein: the positive top fixedly connected with interlocking pin (21) of joint board (18), slider (23) is stirred through slide rail (22) sliding connection of this cross section in the front of T shape interlocking plate (14), the top of stirring slider (23) runs through sealed lid (3) and extends to the top of sealed lid (3) to stir slider (23) and sealed lid (3) sliding connection from top to bottom, stir the equal fixedly connected with trapezoidal board (24) of dialling in bottom of slider (23) both sides, the inclined plane and the interlocking pin (21) surface mutual contact of trapezoidal board (24) of dialling, the top of slide rail (22) is passed through supporting spring and is connected with stirring slider (23) inner wall top.
4. The method of processing a composite fiber according to claim 1, wherein: the top of the fiber stretching plate (4) is fixedly connected with a water bath splitter plate (25), and the top of the water bath splitter plate (25) is provided with a splitter through groove.
5. The method of processing a composite fiber according to claim 1, wherein: the lifting unit comprises two U-shaped mounting frames (26), the U-shaped mounting frames (26) are fixedly connected to the top of the water bath box (1), supporting legs on two sides of the U-shaped mounting frames (26) are connected with the sealing covers (3) in a vertical sliding mode, a second electric cylinder (27) is fixedly connected to the middle of the top of the U-shaped mounting frames (26), and the bottom of a telescopic rod of the second electric cylinder (27) is fixedly connected to the top of the sealing covers (3).
6. The method of processing a composite fiber according to claim 1, wherein: the rotary driving device comprises two second motors (28), the second motors (28) are fixedly installed on the back of the fiber stretching plate (4), a driving plate (29) is fixedly connected to an output shaft of the second motors (28), the rear end of the supporting shaft penetrates through the fiber stretching plate (4) and is connected with a driven plate (30), and a transmission belt (31) is jointly connected to the surface of the driven plate (30) and the surface of the driving plate (29) in a transmission mode.
7. The method of processing a composite fiber according to claim 1, wherein: the guide transmission mechanism comprises a mounting plate, the mounting plate is fixedly mounted on the side face of the water bath box (1), and the front face of the mounting plate is fixedly connected with four transmission rollers (32) distributed at intervals.
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| CN114875592A (en) * | 2022-05-06 | 2022-08-09 | 福建省莆田远航服饰有限公司 | Polyester fiber drafting device for police clothing woven product |
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