CN112575407A - Modified polyacrylonitrile fiber - Google Patents

Modified polyacrylonitrile fiber Download PDF

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Publication number
CN112575407A
CN112575407A CN202011262867.6A CN202011262867A CN112575407A CN 112575407 A CN112575407 A CN 112575407A CN 202011262867 A CN202011262867 A CN 202011262867A CN 112575407 A CN112575407 A CN 112575407A
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China
Prior art keywords
rod
raw materials
gear
rotating shaft
stirring
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CN202011262867.6A
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Chinese (zh)
Inventor
王艳军
陈昊
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Individual
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Individual
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Priority to CN202011262867.6A priority Critical patent/CN112575407A/en
Publication of CN112575407A publication Critical patent/CN112575407A/en
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    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
    • D01F8/00—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof
    • D01F8/04—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from synthetic polymers
    • D01F8/08—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from synthetic polymers with at least one polyacrylonitrile as constituent
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
    • B01F27/80—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis
    • B01F27/90—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis with paddles or arms 
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F31/00—Mixers with shaking, oscillating, or vibrating mechanisms
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F31/00—Mixers with shaking, oscillating, or vibrating mechanisms
    • B01F31/44—Mixers with shaking, oscillating, or vibrating mechanisms with stirrers performing an oscillatory, vibratory or shaking movement
    • B01F31/445—Mixers with shaking, oscillating, or vibrating mechanisms with stirrers performing an oscillatory, vibratory or shaking movement performing an oscillatory movement about an axis
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F31/00—Mixers with shaking, oscillating, or vibrating mechanisms
    • B01F31/70—Drives therefor, e.g. crank mechanisms
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
    • B01F35/30—Driving arrangements; Transmissions; Couplings; Brakes
    • B01F35/32—Driving arrangements
    • B01F35/32005—Type of drive
    • B01F35/3204—Motor driven, i.e. by means of an electric or IC motor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
    • B01F35/30—Driving arrangements; Transmissions; Couplings; Brakes
    • B01F35/32—Driving arrangements
    • B01F35/323—Driving arrangements for vertical stirrer shafts
    • B01F35/3231—Driving several stirrer shafts, e.g. about the same axis
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
    • B01F35/30—Driving arrangements; Transmissions; Couplings; Brakes
    • B01F35/33—Transmissions; Means for modifying the speed or direction of rotation
    • B01F35/332—Transmissions; Means for modifying the speed or direction of rotation alternately changing the direction of rotation
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
    • D01F1/00—General methods for the manufacture of artificial filaments or the like
    • D01F1/02—Addition of substances to the spinning solution or to the melt
    • D01F1/10—Other agents for modifying properties
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
    • D01F8/00—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof
    • D01F8/04—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from synthetic polymers
    • D01F8/10—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from synthetic polymers with at least one other macromolecular compound obtained by reactions only involving carbon-to-carbon unsaturated bonds as constituent
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
    • D01F8/00—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof
    • D01F8/18—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from other substances
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M13/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment
    • D06M13/10—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with compounds containing oxygen
    • D06M13/184—Carboxylic acids; Anhydrides, halides or salts thereof
    • D06M13/188—Monocarboxylic acids; Anhydrides, halides or salts thereof
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M15/00—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment
    • D06M15/01—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment with natural macromolecular compounds or derivatives thereof
    • D06M15/03—Polysaccharides or derivatives thereof
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M2101/00—Chemical constitution of the fibres, threads, yarns, fabrics or fibrous goods made from such materials, to be treated
    • D06M2101/16—Synthetic fibres, other than mineral fibres
    • D06M2101/18—Synthetic fibres consisting of macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M2101/00—Chemical constitution of the fibres, threads, yarns, fabrics or fibrous goods made from such materials, to be treated
    • D06M2101/16—Synthetic fibres, other than mineral fibres
    • D06M2101/18—Synthetic fibres consisting of macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • D06M2101/24—Polymers or copolymers of alkenylalcohols or esters thereof; Polymers or copolymers of alkenylethers, acetals or ketones
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M2101/00—Chemical constitution of the fibres, threads, yarns, fabrics or fibrous goods made from such materials, to be treated
    • D06M2101/16—Synthetic fibres, other than mineral fibres
    • D06M2101/18—Synthetic fibres consisting of macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • D06M2101/26—Polymers or copolymers of unsaturated carboxylic acids or derivatives thereof
    • D06M2101/28—Acrylonitrile; Methacrylonitrile

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Manufacturing & Machinery (AREA)
  • Mixers Of The Rotary Stirring Type (AREA)

Abstract

The invention relates to the field of chemical fiber spinning, in particular to a modified polyacrylonitrile fiber, wherein a stirrer adopted in the preparation of the modified polyacrylonitrile fiber comprises a stirring cylinder, a stirring unit, a traction unit and a controller; the mixing drum comprises a drum body and a drum cover; the stirring unit comprises a rotating shaft, a sleeve, a stirring rod and a supporting block, and the traction unit comprises a circular frame body, a first steel rope, a first gear, a second gear, a pulley, a first transverse rod, a second transverse rod, a first vertical rod, a second vertical rod, a first rack, a second rack, a first guide rail and a second guide rail; according to the invention, the stirring rod can uniformly stir the raw materials by rotating the rotating shaft, the first gear, the second gear and the first steel rope are matched to realize the movement of the circular frame body, and meanwhile, the swing rod is matched with the push block to realize the autonomous quantitative addition of the raw materials, so that the raw materials are more fully mixed, and the uniform mixing degree of the raw materials is improved.

Description

Modified polyacrylonitrile fiber
Technical Field
The invention relates to the field of chemical fiber textile, in particular to a modified polyacrylonitrile fiber.
Background
Polyacrylonitrile, developed by dupont, is called acrylon in our country, and the acrylon fiber is a copolymer containing not less than 85% acrylonitrile by weight of the fiber. Acrylic fiber occupies a very important position in synthetic fiber, and has the fastest development speed in China, and the research on acrylic fiber is started in China as early as 50 years in the 20 th century. Acrylic fiber has excellent physical and mechanical properties, and the properties of the acrylic fiber are similar to those of wool in many aspects and even exceed those of the wool, so the acrylic fiber is called artificial wool. The acrylic fiber has the advantages of soft hand feeling, good compression elasticity, good heat retention, bright color, fluffy appearance, excellent strength and good forming processability, and is widely applied to engineering plastics and fiber materials.
Some methods for preparing modacrylic fibers also appear in the prior art, for example, a chinese patent with application number CN2017107633174 discloses a method for preparing modacrylic fibers, which comprises mixing polyacrylonitrile, polyvinyl alcohol, nano calcium carbonate, polyvinylpyrrolidone and an organic solvent to obtain a spinning solution; spinning the spinning solution to obtain mixed fibers; then washing the mixed fiber with water, treating the washed mixed fiber in a chitosan/acetic acid solution, then washing with water, and finally stretching, curling, drying and oiling the washed mixed fiber to obtain the modified polyacrylonitrile fiber; the invention obviously improves the water absorption and the moisture absorption of polyacrylonitrile, has good washing fastness and lasting effect, but has no proper preparation mode aiming at the mixing of the raw materials, the quality of the obtained mixed fiber is unstable, the mixing is not uniform, the component proportion among each raw material is difficult to control, the waste of the raw materials is caused, and the cost is increased.
Therefore, the modified polyacrylonitrile fiber provided by the invention realizes the automatic addition of the raw materials and strengthens the uniform mixing of the raw materials by mechanically stirring the raw materials and quantitatively controlling the proportion of the raw materials in a mechanical mode, thereby improving the quality consistency of products.
Disclosure of Invention
The invention provides a modified polyacrylonitrile fiber, which aims to make up for the defects of the prior art, solve the problems that the existing raw materials are not mixed uniformly, the feeding proportion among the raw materials is difficult to control, ensure that the raw materials are mixed uniformly in a stirrer through the design of a stirrer, and improve the stability of the produced mixture.
The invention relates to a modified polyacrylonitrile fiber, which mainly comprises the following raw materials:
polyacrylonitrile fiber body, pearl powder, starch and milk;
the preparation of the modified polyacrylonitrile fiber comprises the following steps:
s1: starting a stirrer at the room temperature of 10-40 ℃ under the condition that the air humidity is 30-60%, mixing the polyacrylonitrile fiber body and the starch according to the ratio of 6:4, putting the mixture into the stirrer, stirring for 10-60 min, and fully and uniformly mixing the raw materials by the operation of the stirrer to finally obtain a mixture A;
s2: mixing the mixture A obtained in the step S1 with polyvinyl alcohol, nano calcium carbonate and polyvinylpyrrolidone to obtain spinning solution; spinning the spinning solution to obtain mixed fibers; washing the mixed fiber obtained by spinning for 40-80 h at 40-78 ℃, and then treating the washed mixed fiber in a chitosan/acetic acid solution for 3-55 h at 50-90 ℃;
s3: washing the mixed fiber treated by the S2 again for 20 min-4 h at 18-45 ℃, and then stretching, curling, drying and oiling the washed mixed fiber to obtain the modified polyacrylonitrile fiber;
s1 the stirrer comprises a stirring drum, a stirring unit, a traction unit and a controller; the controller is used for controlling the operation of the stirrer; the mixing drum comprises a drum body and a drum cover, the drum cover is connected with the drum body through bolts, a feed port and a positive and negative rotation motor are respectively arranged on the drum cover, and a discharge port is arranged on the side wall of the drum body; the positive and negative rotation motor is arranged in the middle of the cylinder cover, and an output shaft of the positive and negative rotation motor extends into the cylinder body; the stirring unit is positioned in the cylinder body and comprises a rotating shaft, a sleeve, a stirring rod and a supporting block; the end part of the rotating shaft is connected with an output shaft of the forward and reverse rotating motor, a sleeve is sleeved on the outer ring of the rotating shaft, and the sleeve does not rotate along with the rotating shaft; a group of supporting blocks are uniformly arranged on the outer wall of the sleeve; a stirring rod is arranged below each supporting block, the end part of each stirring rod is fixedly connected to the rotating shaft, and the rotation of the stirring rod is realized through a forward and reverse rotating motor; the traction unit is positioned in the barrel and comprises a circular frame body, a first steel rope, a first gear, a second gear, a pulley, a first transverse rod, a second transverse rod, a first vertical rod, a second vertical rod, a first rack, a second rack, a first guide rail and a second guide rail; the first gear is sleeved on the rotating shaft and is positioned above the sleeve; the number of the first racks is two, the two first racks are respectively meshed with the first gear for transmission, and the two first racks are parallel to each other; each first rack is slidably mounted on the first guide rail, and two ends of the first guide rail are arranged on the inner wall of the cylinder; the number of the first cross rods is two, the two first cross rods are respectively arranged on the first rack, and the two first cross rods are centrosymmetric along the first gear; each first cross rod is connected with a first vertical rod, and the first vertical rod is parallel to the rotating shaft and is vertical to the first cross rod; the second gear is positioned above the first gear and sleeved on the rotating shaft; the number of the second racks is two, the two second racks are respectively meshed with the second gear for transmission, and the two second racks are parallel to each other; each second rack is slidably mounted on a second guide rail, two ends of each second guide rail are arranged on the inner wall of the cylinder body, and the two second guide rails are arranged by rotating ninety degrees along the two first guide rails; the number of the second cross rods is two, the two second cross rods are respectively arranged on the second racks, and the two second cross rods are centrosymmetric along the second gear; each second cross rod is connected with a second vertical rod, and the second vertical rod is parallel to the rotating shaft and is vertical to the second cross rod; the round frame body is positioned below the rotating shaft, the round frame body is connected with the first vertical rod and the second vertical rod through a first steel rope respectively, the round frame body is connected with the bottom of the barrel through a first spring, the first steel rope is transited through a pulley fixedly connected to the inner wall of the barrel, and the round frame body reciprocates in the barrel through mutual matching of the pulley, the first transverse rod, the second transverse rod, the first vertical rod, the second vertical rod, the first gear, the second gear, the first rack, the second rack and the first steel rope; when the mixer is used, weighed raw materials are put into the barrel through the feeding hole, and are gradually deposited at the bottom of the barrel, the controller controls the forward and reverse rotating motors on the mixer, the rotation of the rotating shaft is controlled through the output shaft of the forward and reverse rotating motors, so that the stirring rods on the rotating shaft stir the raw materials, and the raw materials are uniformly mixed; the stirring rod rotates clockwise through the forward rotation of the forward and reverse rotating motor, the first gear and the second gear are driven to rotate by the rotation of the rotating shaft, the first vertical rod and the second vertical rod synchronously move horizontally to one side of the rotating shaft, the first steel rope is pulled by the first vertical rod and the second vertical rod, the circular frame body connected with the other end of the first steel rope moves upwards, raw materials in the circular frame body under the static state are moved around in the barrel under the action of the circular frame body, and the mixing of the raw materials is further enhanced; the stirring rod rotates anticlockwise through the reverse rotation of the forward and reverse rotating motor, and forces generated by the two times of reverse rotation of the stirring rod collide with each other, so that the raw materials are further mixed; meanwhile, the first steel rope is in a relaxed state, the first spring connected with the circular frame body gradually reaches a stress critical point in the process of ascending the circular frame body, and the first spring pulls the circular frame body to drive the circular frame body to move downwards; the circular frame body drives the raw materials in the cylinder body to move through reciprocating up and down movement of the circular frame body, and the starch in the movement is more easily attached to the polyacrylonitrile fiber body, so that the uniform mixing of the raw materials in the cylinder body is further enhanced; uneven pulling force appears at the in-process that rises when circular framework, and the slope appears in circular framework for raw materials output in the circular framework makes in the circular framework with the barrel raw materials collision contact each other, has further strengthened the mixture between the raw materials.
Preferably, the outer wall of the circular frame body is uniformly provided with a group of permanent magnets A; the inner wall of the cylinder body corresponding to each permanent magnet A is provided with a permanent magnet B; the length of the permanent magnet B is twice that of the permanent magnet A, the permanent magnets A and B repel each other, and the circular frame body and the rotating shaft move in the same vertical direction all the time through the mutual matching of the permanent magnets A and B; when the stirring machine is used, the circular frame body is only subjected to upward pulling force of the first steel rope, so that the circular frame body is inclined in the ascending process, the circular frame body moves in an inclined state, raw materials in the circular frame body are continuously output into the barrel body in an uneven state, so that the raw materials in the barrel body are unevenly mixed, and the side wall of the circular frame body collides with the bottom of the barrel body along with the process that the circular frame body is pulled back to the initial position by the first spring, so that the operation of the stirring machine is influenced; the outer ring of the circular frame body keeps mutually balanced acting force by uniformly arranging a group of permanent magnets A on the outer wall of the circular frame body and arranging a permanent magnet B on the inner wall of the cylinder body at the corresponding position of each permanent magnet A, wherein the permanent magnets A and the permanent magnets B repel each other; because the permanent magnet A and the permanent magnet B form a height difference in the ascending process of the circular frame body, the repulsive force between the permanent magnet A and the permanent magnet B is weakened, and the circular frame body is inclined; through increasing the length of permanent magnet A, and the length of permanent magnet A is twice of the length of permanent magnet B for in the circular framework motion's in-process, keep the repulsion between permanent magnet A and the permanent magnet B unchangeable throughout, thereby further strengthened circular framework and kept stable in the in-process that rises.
Preferably, the lower end of the rotating shaft is fixedly connected with a screw; a base is rotatably mounted in the middle of the bottom in the circular frame, a group of blades are uniformly arranged on the outer wall of the base, a first channel is formed in the middle of the base, a spiral groove is formed in the inner wall of the first channel, balls are arranged in the spiral groove, and the blades are rotated through mutual matching of a screw rod, the spiral groove and the balls; when the mixing device is used, the raw materials in the circular frame body are difficult to stir, so that the raw materials are easy to form accumulation in the circular frame body, and the accumulated raw materials are difficult to output to the outside of the circular frame body without external force, so that the mixing proportion of the subsequent raw materials is inconsistent with the actual feeding proportion, and the uniform mixing of the raw materials is influenced; the base is rotatably arranged in the circular frame body, and a group of blades are uniformly arranged on the outer wall of the base; at the moment, the screw rod on the rotating shaft gradually contacts the spiral groove along with the rising of the circular frame body, and the base rotates and drives the blade on the outer wall of the base to rotate through the mutual matching of the screw rod, the spiral groove and the ball, so that the blade can stir the raw materials in the circular frame body; through the rotation of the blades, the raw materials in the circular frame body are subjected to upward lifting force, so that the raw materials can be output to the outside of the circular frame body after being uniformly mixed; meanwhile, the raw materials outside the circular frame body are blown by the wind power generated by the rotation of the blades, so that the mixing of the raw materials is further enhanced.
Preferably, the base consists of a circular table and a convex column, the outer wall of the circular table is provided with an auger, and the output of the raw materials in the circular frame is realized under the action of the auger; when the circular frame is used, the blades in the circular frame are easy to be wound and adhered by the raw materials in the rotating process, so that the rotating force of the blades is weakened, the upward lifting force formed by the rotation of the blades is insufficient to completely and uniformly mix the raw materials in the circular frame and output the raw materials to the outside of the circular frame, and the raw materials in the cylinder cannot be fully mixed; the auger is arranged on the outer wall of the circular table on the base, so that the auger is driven by the base to rotate, the auger generates centrifugal force in rotation, raw materials in the circular frame are attached to one side of the inner wall of the circular frame, an isolation space is formed in the middle of the circular frame, the winding and attachment of the raw materials to the blades are reduced, and the stirring capacity of the blades is enhanced; simultaneously, under the combined action of the auger and the blades, the mixing of the raw materials is further enhanced.
Preferably, the supporting block is provided with a cleaning unit, and the cleaning unit comprises a flexible shaft, a cleaning block and a pushing block; one end of the flexible shaft is connected with the pushing block, a second spring is sleeved on the flexible shaft, the other end of the flexible shaft penetrates through the supporting block and is connected with the cleaning block, and the maximum stroke of the cleaning block can only be in contact with the upper surface of the stirring rod; the pushing block is pushed by the first vertical rod and the second vertical rod, so that the cleaning block moves towards the upper surface of the stirring rod, and the stirring rod is cleaned; when the stirring device is used, the raw materials are easy to be in a flocculent state after being put into the cylinder, so that the raw materials are easy to be wound on the surface of the stirring rod in the stirring process of the stirring rod, the stirring capacity of the stirring rod is weakened, the stirring effect on the raw materials is influenced, the raw materials wound on the stirring rod are difficult to be uniformly mixed, and the mixing proportion of the subsequent raw materials is not consistent with the actual proportion; the pushing block is driven by the first vertical rod and the second vertical rod to move to one side close to the rotating shaft, the flexible shaft connected with the pushing block is gradually pushed out along with the movement of the pushing block, and the cleaning block connected with the other end of the flexible shaft moves to one side close to the upper surface of the stirring rod under the driving of the flexible shaft, so that the cleaning block cleans the stirring rod, the raw materials wound on the stirring rod are cleaned, the rotating efficiency of the stirring rod is improved, and the raw materials are mixed more uniformly; after the push block is pushed to one side of the rotating shaft, the push block cannot be restored to the initial state without external force, so that the push block cannot perform continuous circular motion, the cleaning effect of the cleaning unit on the stirring rod is reduced, and the interference of the cleaning block to the rotation of the stirring rod when the cleaning block moves to the lower part of the stirring rod is avoided; through the second spring that establishes at the pot head that flexible axle and ejector pad are connected for the ejector pad is in moving to axis of rotation one side, and the ejector pad gradually extrudees second spring, makes when reaching the atress critical point of second spring, No. two spring pulling ejector pads get back to initial position, and the maximum distance that the clearance piece removed only with the upper surface contact of stirring rod, makes clearance unit realize continuous cycle work, has further strengthened the cleaning capacity of stirring rod, has improved the mixture of raw materials.
Preferably, the cross section of the push block is V-shaped; the support block is arranged on the support block, the support block is arranged at one end far away from the rotating shaft, swing rods are symmetrically arranged along the outer ring of the support block, each swing rod is rotatably installed with the support block, and a torsion spring is sleeved at the rotating position; the pushing block moves to one side close to the swinging rod to realize the swinging of the swinging rod; when the cleaning block is used, raw materials are easily wound on the cleaning block in the cleaning process, so that the cleaning capacity of the cleaning block is reduced along with the increase of time; the swinging rod is arranged on the outer ring of the supporting block, so that the pushing block with the V-shaped section pushes the swinging rod in the moving process, the swinging rod is pushed by the pushing force of the pushing block to move to one side of the rotating shaft, the swinging rod touches the flexible shaft, the cleaning block connected to the flexible shaft is vibrated, and the raw material wound on the cleaning block falls off; when the swinging rod is pushed to the maximum stroke by the pushing block, the swinging rod cannot return to the initial position again to swing repeatedly; the torsion spring is arranged at the rotating position of the oscillating rod, the torsion spring gradually reaches a stress critical point in the oscillating process of the oscillating rod, and the oscillating rod is pulled back to the initial position under the action of the torsion spring; the swinging rod continuously swings in the returning process to continuously push the flexible shaft, so that the cleaning block on the flexible shaft is more frequently vibrated, and the raw materials wound on the cleaning block further fall off; meanwhile, the reciprocating motion of the oscillating rod forms a vibrating acting force, and the uniform mixing of the raw materials in the cylinder body is further enhanced.
Preferably, one ends of the first vertical rod and the second vertical rod, which are far away from the first cross rod and the second cross rod, are fixedly connected with storage tanks respectively, the storage tanks are provided with feed inlets sealed by rubber plugs, and the storage tanks are filled with milk; an outlet is formed in the bottom of the storage tank, a baffle is rotatably mounted at the outlet, a torsion spring is arranged at the rotating position, and a second steel rope is arranged at one end, far away from one side of the torsion spring, of the baffle; the other end of the second steel rope penetrates through the storage tank and is connected with the swing rod on the upper side of the supporting block, and the swing rod and the second steel rope are matched with each other to realize the rotation of the baffle and realize the addition of milk into the cylinder body; when in use, the milk is put into the cylinder body at one time, so that the raw materials in the cylinder body are seriously accumulated and are difficult to be fully stirred; the storage tank is arranged in the barrel body, milk is stored in the storage tank, and the milk is gradually added into the barrel body in the stirring process, so that the raw materials are uniformly mixed; because the raw materials are put into the cylinder body from the feeding hole on the cylinder cover, in order to prevent polyacrylonitrile fiber bodies and starch in the raw materials from falling into the storage tank, sticky substances are formed in the storage tank to block an outlet at the bottom of the storage tank, and a sealing plug is arranged at the position of the storage tank, which is provided with the feeding hole; one side of the storage tank is fixedly connected with a vertical rod far away from one end of the cross rod, a baffle is rotatably arranged at an outlet at the bottom of the storage tank, and a second steel rope is arranged at one side far away from the baffle; the second steel rope penetrates through the storage tank and is connected with the swing rod on the supporting block, at the moment, the swing rod moves to one side of the rotating shaft under the action force of the pushing block and drives the second steel rope to move, the baffle is gradually opened under the tension of the steel rope, and milk in the storage tank flows into the cylinder along with the opening of the outlet; meanwhile, after the baffle at the outlet of the storage tank is pulled up by the second steel rope, the baffle is difficult to restore to the initial state by itself because the milk flows out from the outlet, so that the milk is quantitatively added; the torsional spring is arranged at the rotating position of the baffle plate, and in the rotating process of the baffle plate, the torsional spring reaches the stress critical point, so that the baffle plate is pulled back to the initial position by the torsional spring, and the milk is cut off from flowing out; through the quantitative control to milk outflow for raw materials can mix gradually in the barrel, has further strengthened the homogeneous mixing of raw materials in the barrel.
Preferably, a pearl powder bag is arranged between the swinging rod positioned above the supporting block and the sleeve, and the pearl powder bag is connected to the sleeve; the pearl powder sac is extruded by the swinging rod, so that the pearl powder in the pearl powder sac is sprayed out; when the pearl powder mixing device is used, pearl powder is thrown into the barrel body at one time and is difficult to mix uniformly in the barrel body, the pearl powder bag is arranged between the swinging rod above the supporting block and the sleeve, so that the pushing block pushes the swinging rod above the supporting block to move to one side of the rotating shaft, and the pearl powder in the pearl powder bag is sprayed into the barrel body to be mixed fully through the pressure applied to the pearl powder bag by the swinging rod; meanwhile, the outlet of the pearl powder bag is conical, and in the process that the pearl powder bag is extruded by the oscillating rod, the pearl powder bag is extruded and contracted, and air flow is sprayed outwards, so that the raw materials in the cylinder move in a scattered manner under the impact of the air flow, and the uniform mixing of the raw materials in the cylinder is further enhanced.
The invention has the following beneficial effects:
1. according to the modacrylic fiber, the output shaft of the forward and reverse rotating motor drives the rotating shaft to rotate, the rotating shaft drives the stirring rod to mix raw materials in the cylinder, and the first gear and the second gear on the rotating shaft drive the second steel rope to pull the circular frame to move upwards along with the rotation of the rotating shaft, so that the raw materials in the cylinder are kept moving, and the raw materials are fully mixed.
2. According to the modified polyacrylonitrile fiber, the base is rotatably arranged in the circular frame, the auger and the blades are arranged on the outer wall of the base, and the raw materials in the circular frame are prevented from being accumulated by utilizing the centrifugal force generated in the rotation of the auger and the upward blowing force generated in the rotation process of the blades, so that the uniform mixing of the raw materials is enhanced, and the quality of products output by the raw materials through the discharge port is improved.
Drawings
The invention will be further explained with reference to the drawings.
FIG. 1 is a process flow diagram of the present invention;
FIG. 2 is a perspective view of a blender used in the present invention;
FIG. 3 is an internal view of a blender for use with the present invention;
FIG. 4 is a cross-sectional view of a blender for use with the present invention;
FIG. 5 is an enlarged view of a portion of FIG. 4 at A;
FIG. 6 is a partial enlarged view of FIG. 4 at B;
in the figure: the device comprises a cylinder body 1, a discharge hole 11, a permanent magnet B12, a cylinder cover 2, a feed inlet 21, a forward and reverse rotation motor 22, a stirring unit 3, a rotating shaft 31, a screw 311, a sleeve 32, a stirring rod 33, a supporting block 34, a traction unit 4, a circular frame 41, a permanent magnet A411, a base 412, a blade 413, a first passage 414, a ball 415, a packing auger 416, a first spring 417, a first steel rope 42, a first gear 43, a first cross bar 431, a first vertical bar 432, a first rack 433, a first guide rail 434, a second gear 44, a second cross bar 441, a second vertical bar 442, a second rack 443, a second guide rail 444, a pulley 45, a cleaning unit 5, a flexible shaft 51, a second spring 511, a cleaning block 52, a pushing block 53, a storage tank 6, a rubber plug 61, a baffle 62, a second steel rope 63 and a bag 7.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in fig. 1 to 6, the modacrylic fiber of the present invention is prepared from the following raw materials:
polyacrylonitrile fiber body, pearl powder, starch and milk;
the preparation of the modified polyacrylonitrile fiber comprises the following steps:
s1: starting a stirrer at the room temperature of 10-40 ℃ under the condition that the air humidity is 30-60%, mixing the polyacrylonitrile fiber body and the starch according to the ratio of 6:4, putting the mixture into the stirrer, stirring for 10-60 min, and fully and uniformly mixing the raw materials by the operation of the stirrer to finally obtain a mixture A;
s2: mixing the mixture A obtained in the step S1 with polyvinyl alcohol, nano calcium carbonate and polyvinylpyrrolidone to obtain spinning solution; spinning the spinning solution to obtain mixed fibers; washing the mixed fiber obtained by spinning for 40-80 h at 40-78 ℃, and then treating the washed mixed fiber in a chitosan/acetic acid solution for 3-55 h at 50-90 ℃;
s3: washing the mixed fiber treated by the S2 again for 20 min-4 h at 18-45 ℃, and then stretching, curling, drying and oiling the washed mixed fiber to obtain the modified polyacrylonitrile fiber;
s1 the stirrer comprises a stirring drum, a stirring unit 3, a traction unit 4 and a controller; the controller is used for controlling the operation of the stirrer; the mixing drum comprises a drum body 1 and a drum cover 2, the drum cover 2 is connected with the drum body 1 through bolts, a feed inlet 21 and a forward and reverse rotation motor 22 are respectively arranged on the drum cover 2, and a discharge outlet 11 is arranged on the side wall of the drum body 1; the forward and reverse rotation motor 22 is arranged in the middle of the cylinder cover 2, and an output shaft of the forward and reverse rotation motor 22 extends into the cylinder body 1; the stirring unit 3 is positioned in the barrel 1, and the stirring unit 3 comprises a rotating shaft 31, a sleeve 32, a stirring rod 33 and a supporting block 34; the end part of the rotating shaft 31 is connected with an output shaft of the forward and reverse rotating motor 22, a sleeve 32 is sleeved on the outer ring of the rotating shaft 31, and the sleeve 32 does not rotate along with the rotating shaft 31; a group of supporting blocks 34 are uniformly arranged on the outer wall of the sleeve 32; a stirring rod 33 is arranged below each supporting block 34, the end part of each stirring rod 33 is fixedly connected to the rotating shaft 31, and the rotation of the stirring rod 33 is realized through the forward and reverse rotating motor 22; the traction unit 4 is positioned in the barrel 1, and the traction unit 4 comprises a circular frame 41, a first steel rope 42, a first gear 43, a second gear 44, a pulley 45, a first cross rod 431, a second cross rod 441, a first vertical rod 432, a second vertical rod 442, a first rack 433, a second rack 443, a first guide rail 434 and a second guide rail 444; the first gear 43 is sleeved on the rotating shaft 31, and the first gear 43 is positioned above the sleeve 32; the number of the first racks 433 is two, the two first racks 433 are respectively meshed with the first gear 43 for transmission, and the two first racks 433 are parallel to each other; each first rack 433 is slidably mounted on a first guide rail 434, and two ends of the first guide rail 434 are on the inner wall of the cylinder 1; the number of the first cross rods 431 is two, the two first cross rods 431 are respectively arranged on the first rack 433, and the two first cross rods 431 are symmetrical along the center of the first gear 43; each first cross rod 431 is connected with a first vertical rod 432, and the first vertical rods 432 are parallel to the rotating shaft 31 and are perpendicular to the first cross rods 431; the second gear 44 is positioned above the first gear 43, and the second gear 44 is sleeved on the rotating shaft 31; the number of the second racks 443 is two, the two second racks 443 are respectively in meshing transmission with the second gear 44, and the two second racks 443 are parallel to each other; each second rack 443 is slidably mounted on a second guide rail 444, two ends of the second guide rail 444 are arranged on the inner wall of the barrel 1, and the two second guide rails 444 are arranged by rotating ninety degrees along the two first guide rails 434; the number of the second cross bars 441 is two, the two second cross bars 441 are respectively installed on the second rack 443, and the two second cross bars 441 are centrosymmetric along the second gear 44; each second cross rod 441 is connected with a second vertical rod 442, and the second vertical rods 442 are parallel to the rotating shaft 31 and are perpendicular to the second cross rods 441; the round frame body 41 is positioned below the rotating shaft 31, the round frame body 41 is connected with the bottom of the barrel body 1 through a first spring 417, the round frame body 41 is respectively connected with a first vertical rod 432 and a second vertical rod 442 through a first steel rope 42, the first steel rope 42 is in transition through a pulley 45 fixedly connected on the inner wall of the barrel body 1, and the round frame body 41 can reciprocate in the barrel body 1 through mutual matching among the pulley 45, the first cross rod 431, the second cross rod 441, the first vertical rod 432, the second vertical rod 442, the first gear 43, the second gear 44, the first rack 433, the second rack 443 and the first steel rope 42; when the mixer is used, weighed raw materials are put into the barrel body 1 through the feeding hole 21, and the raw materials are gradually deposited at the bottom of the barrel body 1, at the moment, the controller controls the forward and reverse rotating motor 22 on the mixer, the rotation of the rotating shaft 31 is controlled through the output shaft of the forward and reverse rotating motor 22, so that the stirring rod 33 on the rotating shaft 31 stirs the raw materials, and the raw materials are uniformly mixed; through the positive rotation of the positive and negative rotation motor 22, the stirring rod 33 rotates clockwise, meanwhile, the rotation of the rotating shaft 31 drives the first gear 43 and the second gear 44 to rotate, so that the first vertical rod 432 and the second vertical rod 442 synchronously move horizontally to one side of the rotating shaft 31, and the first steel rope 42 is pulled by the first vertical rod 432 and the second vertical rod 442 to enable the circular frame 41 connected with the other end of the first steel rope 42 to move upwards, so that the raw materials in the circular frame 41, which are in a static state at the bottom, move around in the barrel 1 under the action of the circular frame 41, and the mixing of the raw materials is further enhanced; the stirring rod 33 rotates anticlockwise through the reverse rotation of the forward and reverse rotation motor 22, and the forces generated by the opposite rotation of the stirring rod 33 collide with each other, so that the raw materials are further mixed; meanwhile, the first steel rope 42 is in a relaxed state, the first spring 417 connected with the circular frame 41 gradually reaches a stress critical point in the process of ascending the circular frame 41, and the first spring 417 pulls the circular frame 41 to drive the circular frame 41 to move downwards; the circular frame body 41 drives the raw materials in the cylinder body 1 to move through the reciprocating up-and-down movement of the circular frame body 41, and the starch in the movement is more easily attached to the polyacrylonitrile fiber body, so that the uniform mixing of the raw materials in the cylinder body 1 is further enhanced; when the circular frame body 41 is inclined due to uneven tension in the rising process, the raw materials in the circular frame body 41 are output, and the raw materials in the circular frame body 41 and the raw materials in the barrel body 1 are in collision contact with each other, so that the mixing of the raw materials is further enhanced.
As a specific embodiment of the present invention, the outer wall of the circular frame 41 is uniformly provided with a group of permanent magnets a 411; a permanent magnet B12 is arranged on the inner wall of the cylinder 1 at the position corresponding to each permanent magnet A411; the length of the permanent magnet B12 is twice that of the permanent magnet A411, the permanent magnet A411 and the permanent magnet B12 repel each other, and the circular frame body 41 and the rotating shaft 31 always move in the same vertical direction through the mutual matching of the permanent magnet A411 and the permanent magnet B12; when the mixer is used, the circular frame body 41 is only pulled upwards by the steel rope 42, so that the circular frame body 41 is inclined in the lifting process, and the raw materials in the circular frame body 41 are continuously output into the cylinder body 1 in an uneven state along with the increase of the inclination time of the circular frame body 41, so that the raw materials in the cylinder body 1 are mixed unevenly, and the side wall of the circular frame body 41 collides with the bottom of the cylinder body 1 along with the process that the circular frame body 41 is pulled back to the initial position by the spring 417, so that the operation of the mixer is influenced; a group of permanent magnets A411 are uniformly arranged on the outer wall of the circular frame body 41, a permanent magnet B12 is arranged on the inner wall of the cylinder body 1 at the position corresponding to each permanent magnet A411, and the permanent magnets A411 and the permanent magnets B12 repel each other, so that mutually balanced acting force is kept around the outer part of the circular frame body 41; since the permanent magnet a411 and the permanent magnet B12 form a height difference in the process of ascending the circular frame 41, the repulsive force between the permanent magnet a411 and the permanent magnet B12 is weakened, so that the circular frame 41 is inclined; by increasing the length of the permanent magnet A411 and enabling the length of the permanent magnet A411 to be twice that of the permanent magnet B12, the repulsive force between the permanent magnet A411 and the permanent magnet B12 is kept unchanged all the time during the movement of the circular frame body 41, and the circular frame body 41 is further strengthened to be kept stable during the rising process.
As a specific embodiment of the present invention, the lower end of the rotating shaft 31 is fixedly connected with a screw 311; a base 412 is rotatably installed at the middle position of the bottom in the circular frame 41, a group of blades 413 is uniformly arranged on the outer wall of the base 412, a first passage 414 is formed in the middle of the base 412, a spiral groove is formed in the inner wall of the first passage 414, a ball 415 is arranged in the spiral groove, and the rotation of the blades 413 is realized through the mutual matching among the screw 311, the spiral groove and the ball 415; when the mixing device is used, the raw materials in the circular frame body 41 are difficult to stir, so that the raw materials are easy to form accumulation in the circular frame body 41, and the accumulated raw materials are difficult to output to the outside of the circular frame body 41 under the effect of no external force, so that the mixing ratio of the subsequent raw materials is inconsistent with the actual adding ratio, and the uniform mixing of the raw materials is influenced; a base 412 is rotatably arranged in the circular frame body 41, and a group of blades 413 are uniformly arranged on the outer wall of the base 412; at this time, the screw 311 on the rotating shaft 31 gradually contacts the spiral groove along with the rising of the circular frame 41, and the base 412 rotates and drives the blade 413 on the outer wall of the base 412 to rotate through the mutual matching of the screw 311, the spiral groove and the ball 415, so that the blade 413 stirs the raw material in the circular frame 41; through the rotation of the blades 413, the raw materials in the circular frame 41 are subjected to an upward lifting force, so that the raw materials can be output to the outside of the circular frame 41 after being uniformly mixed; meanwhile, the raw materials outside the circular frame 41 are blown by the wind power generated by the rotation of the blades 413, so that the mixing of the raw materials is further enhanced.
As a specific embodiment of the invention, the base 412 is composed of a circular table and a convex column, and the outer wall of the circular table is provided with an auger 416, so that the output of the raw material in the circular frame 41 is realized through the action of the auger 416; when in use, the blades 413 in the circular frame 41 are easily wound by raw materials in the rotating process, so that the rotating force of the blades 413 is weakened, and the upward lifting force formed by the rotation of the blades 413 is insufficient to completely mix the raw materials in the circular frame 41 uniformly and output the raw materials to the outside of the circular frame 41; the auger 416 is arranged on the outer wall of the circular truncated cone on the base 412, so that the auger 416 is driven by the base 412 to rotate, the auger 416 generates centrifugal force when rotating, raw materials in the circular frame 41 are attached to one side of the inner wall of the circular frame 41, an isolation space is formed in the middle of the circular frame 41, the winding of the raw materials on the blades 413 is reduced, and the stirring capacity of the blades 413 is enhanced; meanwhile, under the combined action of the auger 416 and the blades 413, the mixing of the raw materials is further enhanced.
As a specific embodiment of the present invention, a cleaning unit 5 is disposed on the supporting block 34, and the cleaning unit 5 includes a flexible shaft 51, a cleaning block 52 and a pushing block 53; one end of the flexible shaft 51 is connected with the pushing block 53, a second spring 511 is sleeved on the flexible shaft 51, the other end of the flexible shaft 51 penetrates through the supporting block 34 to be connected with the cleaning block 52, and the maximum stroke of the cleaning block 52 can only be contacted with the upper surface of the stirring rod 33; the push block 53 is pushed by the first vertical rod 432 and the second vertical rod 442, so that the cleaning block 52 moves towards the upper surface of the stirring rod 33 to clean the stirring rod 33; when the stirring device is used, the raw materials are easily put into the barrel body 1 and then are easily in a flocculent state, so that the raw materials are easily wound on the surface of the stirring rod 33 in the stirring process of the stirring rod 33, the stirring capacity of the stirring rod 33 is weakened, the stirring effect on the raw materials is influenced, the raw materials wound on the stirring rod 33 are difficult to be uniformly mixed, and the mixing proportion of the subsequent raw materials is inconsistent with the actual proportion; the pushing block 53 is pushed by the first vertical rod 432 and the second vertical rod 442, so that the pushing block 53 moves to one side close to the rotating shaft 31, meanwhile, the flexible shaft 51 connected with the pushing block 53 is gradually pushed out along with the movement of the pushing block 53, and the cleaning block 52 connected with the other end of the flexible shaft 51 is driven by the flexible shaft 51 to move to one side close to the upper surface of the stirring rod 33, so that the cleaning block 52 cleans the stirring rod 33, the raw materials wound on the stirring rod 33 are cleaned, the rotating efficiency of the stirring rod 33 is improved, and further, the raw materials are mixed more uniformly; after the pushing block 53 is pushed to one side of the rotating shaft 31, the pushing block 53 cannot be restored to the initial state without external force, so that the pushing block 53 cannot perform continuous circular motion, the cleaning effect of the cleaning unit 5 on the stirring rod 33 is reduced, and the interference of the cleaning block 52 to the rotation of the stirring rod 33 is avoided when the cleaning block moves below the stirring rod 33; the second spring 511 is sleeved at one end of the flexible shaft 51 connected with the pushing block 53, so that the pushing block 53 gradually extrudes the second spring 511 in the process of moving towards one side of the rotating shaft 31, when the stress critical point of the second spring 511 is reached, the second spring 511 pulls the pushing block 53 to return to the initial position, and the maximum moving distance of the cleaning block 52 is only in contact with the upper surface of the stirring rod 33, so that the cleaning unit 5 realizes continuous cycle work, the cleaning capability of the stirring rod 33 is further enhanced, and the mixing of raw materials is improved.
As a specific embodiment of the present invention, the cross-sectional shape of the push block 53 is a V shape; swing rods 341 are symmetrically arranged at one end of the supporting block 34 far away from the rotating shaft 31 along the outer ring of the supporting block 34, each swing rod 341 is rotatably installed with the supporting block 34, and a torsion spring is sleeved at the rotating position; the swinging of the swinging rod 341 is realized by the movement of the pushing block 53 to one side close to the swinging rod 341; when in use, the cleaning block 52 is easy to wind raw materials in the cleaning process, so that the cleaning capability of the cleaning block 52 is reduced along with the increase of time; the swinging rod 341 is arranged on the outer ring of the supporting block 34, so that the pushing block 53 with the V-shaped cross section pushes the swinging rod 341 in the moving process, the swinging rod 341 moves to one side of the rotating shaft 31 by the pushing force of the pushing block 53, the swinging rod 341 touches the flexible shaft 51, the cleaning block 52 connected to the flexible shaft 51 is vibrated, and the raw material wound on the cleaning block 52 falls off; when the swinging lever 341 is pushed to the maximum stroke by the pushing block 53, the swinging lever 341 cannot return to the initial position again to repeat the swinging work; by arranging the torsion spring at the rotation position of the swinging rod 341, the torsion spring gradually reaches the stress critical point in the swinging process of the swinging rod 341, and the swinging rod 341 is pulled back to the initial position under the action of the torsion spring; through the continuous swing of the swing rod 341 in the returning process, the swing rod 341 continuously pushes the flexible shaft 51, so that the cleaning block 52 on the flexible shaft 51 is vibrated more frequently, and the raw material wound on the cleaning block 52 is further fallen off; meanwhile, the reciprocating motion of the oscillating rod 341 forms a vibrating acting force, further enhancing the uniform mixing of the raw materials in the cylinder 1.
As a specific embodiment of the present invention, one ends of the first vertical rod 432 and the second vertical rod 442 away from the first cross rod 431 and the second cross rod 441 are respectively fixedly connected to a storage tank 6, a feeding port sealed by a rubber plug 61 is opened on the storage tank 6, and milk is filled in the storage tank 6; an outlet is formed in the bottom of the storage tank 6, a baffle 62 is rotatably mounted at the outlet, a torsion spring is arranged at the rotating position, and a second steel rope 63 is arranged at one end, far away from the torsion spring, of the baffle 62; the other end of the second steel rope 63 penetrates through the storage tank 6 and is connected with the swinging rod 341 on the upper side of the supporting block 34, and the swinging rod 341 and the second steel rope 63 are matched with each other to realize the rotation of the baffle plate 62 and the addition of milk into the cylinder body 1; when in use, the milk is put into the cylinder body 1 at one time, so that the raw materials in the cylinder body 1 are accumulated, and the raw materials are difficult to be fully stirred; the storage tank 6 is arranged in the barrel body 1, milk is stored in the storage tank 6, and the milk is gradually added into the barrel body 1 in the stirring process, so that the raw materials are uniformly mixed; because the raw materials are put into the cylinder body 1 from the feeding hole 21 on the cylinder cover 2, in order to avoid the polyacrylonitrile fiber body and the starch in the raw materials from falling into the storage tank 6, a sticky substance is formed in the storage tank 6 to block the outlet at the bottom, and a rubber plug 61 is arranged at the position of the storage tank 6 provided with a feeding hole; one side of the storage tank 6 is fixedly connected with a first vertical rod 432 and a second vertical rod 442 which are far away from one ends of the first cross rod 431 and the second cross rod 441, a baffle plate 62 is rotatably arranged at an outlet at the bottom of the storage tank 6, and a second steel rope 63 is arranged on one side far away from the baffle plate 62; the second steel cable 63 penetrates through the storage tank 6 and is connected with the swinging rod 341 on the supporting block 34, at the moment, the swinging rod 341 moves to one side of the rotating shaft 31 under the action force of the pushing block 53, the second steel cable 63 is driven to move, the baffle plate 62 is gradually opened under the tension of the second steel cable 63, and milk in the storage tank 6 flows into the barrel body 1 through the outlet; after the baffle 62 is pulled up by the second steel rope 63, the baffle 62 is difficult to restore to the initial state by itself, so that milk cannot be quantitatively added; through rotating the department at baffle 62 and setting up the torsional spring for at baffle 62 pivoted in-process, the torsional spring reaches the atress critical point, utilizes the torsional spring to pull back baffle 62 initial position, blocks milk and continuously flows out, realizes the quantitative control to milk outflow, makes raw materials can progressively mix in the barrel 1, has further strengthened the homogeneous mixing of raw materials in the barrel 1.
As a specific embodiment of the present invention, a pearl powder bag 7 is disposed between the swing rod 341 above the supporting block 34 and the sleeve 32, and the pearl powder bag 7 is connected to the sleeve 32; the pearl powder sac 7 is extruded by the oscillating rod 341 to realize the pearl powder ejection in the pearl powder sac 7; when in use, when the pearl powder is put into the cylinder 1 at one time, the pearl powder is difficult to be mixed uniformly in the cylinder 1; the pearl powder bag 7 is arranged between the swinging rod 341 above the supporting block 34 and the sleeve 32, so that the pushing block 53 pushes the swinging rod 341 above the supporting block 34 to move towards one side of the rotating shaft 31, and the pressure applied by the swinging rod 341 to the pearl powder bag 7 enables the pearl powder in the pearl powder bag 7 to be sprayed into the cylinder 1 for sufficient mixing; meanwhile, the outlet of the pearl powder bag 7 is conical, and in the process that the oscillating rod 341 extrudes the pearl powder bag 7, the pearl powder bag 7 is extruded and contracted and jets out airflow, so that the raw materials in the cylinder body 1 move around under the impact of the airflow, and the mixing of the raw materials in the cylinder body 1 is further enhanced.
When the mixer is used, weighed raw materials are put into the cylinder body 1 through the feeding hole 21, the controller controls the operation of the forward and reverse rotating motor 22 on the mixer, and further the rotation of the rotating shaft 31 is controlled, so that the stirring rod 33 on the rotating shaft 31 can be used for stirring the raw materials; the stirring rod 33 rotates clockwise through the positive rotation of the positive and negative rotation motor 22, and the rotation of the first gear 43 and the second gear 44 drives the first steel rope 42 to pull the circular frame 41 to move upwards, so that the raw materials in a deposition state at the bottom in the circular frame 41 move around in the barrel 1 under the action of the circular frame 41, and the mixing of the raw materials is enhanced; through the reverse rotation of the forward and reverse rotation motor 22, the stirring rod 33 rotates anticlockwise, and the forces formed by the two opposite rotations of the stirring rod 33 collide with each other, so that the raw materials are further mixed, at the moment, the first steel rope 42 is in a relaxed state, and the first spring 417 pulls the circular frame 41 to move downwards; through the reciprocating up-and-down movement of the circular frame body 41, the mixing of the raw materials in the barrel body 1 is further enhanced, when uneven tension is generated in the process that the circular frame body 41 rises, the circular frame body 41 is inclined, the raw materials in the circular frame body 41 are output, the raw materials in the circular frame body 41 and the raw materials in the barrel body 1 are mixed with each other, and the mixing of the raw materials is further enhanced; when the circular frame 41 is pulled upwards by the steel rope 42, the circular frame 41 is inclined in the lifting process, and the inclination time is increased, so that the raw materials in the circular frame 41 are continuously output into the barrel 1 in an uneven state, the raw materials in the barrel 1 are mixed unevenly, and in the process that the circular frame 41 is pulled back to the initial position by the spring 417, the side wall of the circular frame 41 collides with the bottom of the barrel 1, and the operation of the blender is influenced; a group of permanent magnets A411 are uniformly arranged on the outer wall of the circular frame body 41, a permanent magnet B12 is arranged on the inner wall of the cylinder body 1 at the position corresponding to each permanent magnet A411, and the permanent magnets A411 and the permanent magnets B12 repel each other, so that the circular frame body 41 is kept balanced; in order to avoid that the repulsive force between the permanent magnet a411 and the permanent magnet B12 is weakened as the circular frame 41 rises, the circular frame 41 is inclined; the circular frame body 41 is further strengthened to keep stable in the ascending process by increasing the length of the permanent magnet A411; the raw materials in the circular frame 41 cannot be stirred by the stirring rod 33 to form a deposit, and the deposited raw materials are difficult to output to the outside of the circular frame 41 under the effect of no external force, so that the mixing proportion of the subsequent raw materials is inconsistent with the actual feeding proportion; a base 412 is rotatably arranged in the circular frame body 41, and a group of blades 413 are uniformly arranged on the outer wall of the base 412; the screw 311 is connected with the spiral groove in a matching manner, so that the base 412 rotates and drives the blades 413 on the outer wall of the base 412 to rotate, and the blades 413 stir the raw materials in the circular frame 41; under the rotation of the blades 413, the raw materials in the circular frame 41 are subjected to an upward lifting force, so that the raw materials can be output into the barrel 1 after being uniformly mixed, and the mixing of the raw materials in the barrel 1 is further enhanced; the stirring capacity of the blades 413 is weakened because the blades 413 in the circular frame 41 are easily wound by raw materials during the rotation process; the auger 416 is arranged on the outer wall of the circular truncated cone on the base 412, so that the auger 416 generates centrifugal force in rotation, raw materials in the circular frame 41 are close to one side of the inner wall of the circular frame 41, meanwhile, an isolation space is formed in the middle of the circular frame 41, the winding and adhesion of the raw materials to the blade 413 are reduced, the stirring capacity of the blade 413 is enhanced, and meanwhile, the mixing of the raw materials is further enhanced under the combined action of the auger 416 and the blade 413; the raw materials are easy to be in a flocculent state after being put into the barrel 1, so that the raw materials are easy to adhere and wind on the surface of the stirring rod 33 in the stirring process of the stirring rod 33, the stirring capacity of the stirring rod 33 is weakened, and the uniform mixing of the raw materials is influenced; the pushing block 53 moves to one side close to the rotating shaft 31, so that the flexible shaft 51 connected with the pushing block 53 is pushed out, and the cleaning block 52 connected with the other end of the flexible shaft 51 moves to one side close to the upper surface of the stirring rod 33 under the driving of the flexible shaft 51, so that the cleaning block 52 cleans the stirring rod 33, the rotating efficiency of the stirring rod 33 is improved, and the raw materials are mixed more fully; after the pushing block 53 is pushed to one side of the rotating shaft 31, the pushing block 53 cannot perform continuous circular motion, so that the cleaning effect of the cleaning unit 5 on the stirring rod 33 is reduced; the second spring 511 is sleeved at one end of the flexible shaft 51 connected with the pushing block 53, so that the second spring 511 pulls the pushing block 53 to return to the initial position, the continuous circulating work of the cleaning unit 5 is realized, the cleaning capability of the cleaning unit 5 on the stirring rod 33 is further enhanced, and the mixing of raw materials is improved; since the cleaning block 52 is gradually wound with the raw material during the cleaning process, the cleaning ability is reduced; the swinging rod 341 is arranged on the outer ring of the supporting block 34, so that the pushing block 53 pushes the swinging rod 341 to move towards one side of the rotating shaft 31, and the swinging rod 341 touches the flexible shaft 51, so that the cleaning block 52 connected to the flexible shaft 51 is vibrated, and the effect of dropping the raw materials on the cleaning block 52 is achieved; at this time, a torsion spring is arranged at the rotating position of the oscillating rod 341, the oscillating rod 341 is pulled back to the initial position under the action of the torsion spring, so that the oscillating rod 341 continuously oscillates, the oscillating rod 341 continuously pushes the flexible shaft 51, the cleaning block 52 is further subjected to more frequent vibration, the cleaning effect of the cleaning block 52 is improved, meanwhile, the reciprocating motion of the oscillating rod 341 forms a vibrating acting force, and the uniform mixing of the raw materials in the cylinder 1 is further enhanced; when the milk is put into the cylinder 1 at one time, the raw materials in the cylinder 1 are seriously accumulated and are difficult to be fully stirred; by arranging the storage tank 6 for storing the milk in the cylinder body 1, the milk is automatically added into the cylinder body 1 in the stirring process, so that the raw materials are uniformly mixed; in order to avoid the blockage of an outlet at the bottom of the storage tank 6 caused by the fact that polyacrylonitrile fiber bodies and starch in the raw materials fall into the storage tank 6 when the polyacrylonitrile fiber bodies and the starch are put in, a rubber plug 61 is arranged at a feeding port of the storage tank 6; a second steel rope 63 on the baffle plate 62 rotatably mounted at the outlet at the bottom of the storage tank 6, and the other end of the second steel rope 63 penetrates through the storage tank 6 and is connected with a swing rod 341 on the supporting block 34; the swinging rod 341 drives the second steel rope 63 to move, so that the milk in the storage tank 6 flows into the cylinder 1 along with the opening of the baffle 62, and the torsional spring is arranged at the rotating position of the baffle 62, so that the torsional spring pulls the baffle 62 back to cut off the outflow of the milk, the quantitative control of the outflow of the milk is realized, the raw materials in the cylinder 1 can be gradually mixed, and the uniform mixing of the raw materials in the cylinder 1 is further enhanced; through set up pearl powder bag 7 between swinging arms 341 and sleeve 32 above supporting shoe 34, and ejector pad 53 promotes the pressure that swinging arms 341 above supporting shoe 34 applyed pearl powder bag 7, make the pearl powder in the pearl powder bag 7 spout and mix in barrel 1, and the reciprocal swing of swinging arms 341 realizes the ration of pearl powder and adds, the export of pearl powder bag 7 sets up to the taper shape simultaneously, in the in-process of swinging arms 341 extrusion pearl powder bag 7, pearl powder bag 7 receives the extrusion shrink, outwards spout the air current, make the raw materials in the barrel 1 move to the surrounding under the impact of air current, the homogeneous mixing of raw materials in the barrel 1 has further been strengthened.
The front, the back, the left, the right, the upper and the lower are all based on the figure 2 in the attached drawings of the specification, according to the standard of the observation angle of a person, the side of the device facing an observer is defined as the front, the left side of the observer is defined as the left, and the like.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience in describing the present invention and for simplifying the description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the scope of the present invention.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. 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 (8)

1. A modified polyacrylonitrile fiber is characterized in that: the feed mainly comprises the following raw materials:
polyacrylonitrile fiber body, pearl powder, starch and milk;
the preparation of the modified polyacrylonitrile fiber comprises the following steps:
s1: starting a stirrer at the room temperature of 10-40 ℃ under the condition that the air humidity is 30-60%, mixing the polyacrylonitrile fiber body and the starch according to the ratio of 6:4, putting the mixture into the stirrer, stirring for 10-60 min, and fully and uniformly mixing the raw materials by the operation of the stirrer to finally obtain a mixture A;
s2: mixing the mixture A obtained in the step S1 with polyvinyl alcohol, nano calcium carbonate and polyvinylpyrrolidone to obtain spinning solution; spinning the spinning solution to obtain mixed fibers; washing the mixed fiber obtained by spinning for 40-80 h at 40-78 ℃, and then treating the washed mixed fiber in a chitosan/acetic acid solution for 3-55 h at 50-90 ℃;
s3: washing the mixed fiber treated by the S2 again for 20 min-4 h at 18-45 ℃, and then stretching, curling, drying and oiling the washed mixed fiber to obtain the modified polyacrylonitrile fiber;
s1 the stirrer comprises a stirring drum, a stirring unit (3), a traction unit (4) and a controller; the controller is used for controlling the operation of the stirrer; the mixing drum comprises a drum body (1) and a drum cover (2), the drum cover (2) is connected with the drum body (1) through bolts, a feed inlet (21) and a forward and reverse rotation motor (22) are respectively arranged on the drum cover (2), and a discharge outlet (11) is arranged on the side wall of the drum body (1); the positive and negative rotation motor (22) is arranged in the middle of the cylinder cover (2), and the output shaft of the positive and negative rotation motor (22) extends into the cylinder body (1); the stirring unit (3) is positioned in the barrel body (1), and the stirring unit (3) comprises a rotating shaft (31), a sleeve (32), a stirring rod (33) and a supporting block (34); the end part of the rotating shaft (31) is connected with an output shaft of the forward and reverse rotating motor (22), a sleeve (32) is sleeved on the outer ring of the rotating shaft (31), and the sleeve (32) does not rotate along with the rotating shaft (31); a group of supporting blocks (34) are uniformly arranged on the outer wall of the sleeve (32); a stirring rod (33) is arranged below each supporting block (34), the end part of each stirring rod (33) is fixedly connected to the rotating shaft (31), and the rotation of the stirring rod (33) is realized through a forward and reverse rotating motor (22); the traction unit (4) is positioned in the barrel body (1), and the traction unit (4) comprises a circular frame body (41), a first steel rope (42), a first gear (43), a second gear (44), a pulley (45), a first cross rod (431), a second cross rod (441), a first vertical rod (432), a second vertical rod (442), a first rack (433), a second rack (443), a first guide rail (434) and a second guide rail (444); the first gear (43) is sleeved on the rotating shaft (31), and the first gear (43) is positioned above the sleeve (32); the number of the first racks (433) is two, the two first racks (433) are respectively in meshing transmission with the first gear (43), and the two first racks (433) are parallel to each other; each first rack (433) is slidably mounted on the first guide rail (434), and two ends of each first guide rail (434) are arranged on the inner wall of the cylinder (1); the number of the first cross rods (431) is two, the two first cross rods (431) are respectively arranged on the first rack (433), and the two first cross rods (431) are centrosymmetric along the first gear (43); each first transverse rod (431) is connected with a first vertical rod (432), and the first vertical rods (432) are parallel to the rotating shaft (31) and vertical to the first transverse rods (431); the second gear (44) is positioned above the first gear (43), and the second gear (44) is sleeved on the rotating shaft (31); the number of the second racks (443) is two, the two second racks (443) are respectively in meshing transmission with the second gear (44), and the two second racks (443) are parallel to each other; each second rack (443) is slidably mounted on a second guide rail (444), two ends of each second guide rail (444) are arranged on the inner wall of the barrel body (1), and the two second guide rails (444) are arranged by rotating ninety degrees along the two first guide rails (434); the number of the second cross rods (441) is two, the two second cross rods (441) are respectively arranged on the second rack (443), and the two second cross rods (441) are centrosymmetric along the second gear (44); each second cross rod (441) is connected with a second vertical rod (442), and the second vertical rods (442) are parallel to the rotating shaft (31) and vertical to the second cross rods (441); circular framework (41) are located axis of rotation (31) below, and circular framework (41) are connected through a spring (417) and barrel (1) bottom, and circular framework (41) are connected through a steel cable (42) and a montant (432) and No. two montants (442) respectively, and a steel cable (42) passes through pulley (45) the transition that links firmly on barrel (1) inner wall, through pulley (45), a horizontal pole (431), No. two horizontal poles (441), a montant (432), No. two montants (442), a gear (43), No. two gears (44), a rack (433), No. two racks (443) and a mutual cooperation between steel cable (42), realize circular framework (41) reciprocating motion in barrel (1).
2. The modacrylic fiber according to claim 1 wherein: a group of permanent magnets A (411) are uniformly arranged on the outer wall of the circular frame body (41); a permanent magnet B (12) is arranged on the inner wall of the cylinder body (1) at the position corresponding to each permanent magnet A (411); the length of the permanent magnet B (12) is twice that of the permanent magnet A (411), the permanent magnet A (411) and the permanent magnet B (12) repel each other, and the circular frame body (41) and the rotating shaft (31) move in the same vertical direction all the time through the mutual matching between the permanent magnet A (411) and the permanent magnet B (12).
3. The modacrylic fiber according to claim 2 wherein: the lower end of the rotating shaft (31) is fixedly connected with a screw (311); the bottom middle position in circular frame body (41) rotates and installs base (412), and base (412) outer wall evenly is equipped with a set of blade (413), and base (412) middle part position has seted up one number passageway (414), has seted up the helicla flute on one number passageway (414) inner wall, and is provided with ball (415) in the helicla flute, through screw rod (311), the rotation of blade (413) is realized in mutually supporting between helicla flute and ball (415).
4. The modacrylic fiber according to claim 3 wherein: the base (412) comprises round platform and convex post, and the outer wall of round platform is equipped with auger (416), through the auger effect, realizes the output of the raw materials in circular framework (41).
5. The modacrylic fiber according to claim 4 wherein: the cleaning unit (5) is arranged on the supporting block (34), and the cleaning unit (5) comprises a flexible shaft (51), a cleaning block (52) and a pushing block (53); one end of the flexible shaft (51) is connected with the pushing block (53), a second spring (511) is sleeved on the flexible shaft (51), the other end of the flexible shaft (51) penetrates through the supporting block (34) to be connected with the cleaning block (52), and the maximum stroke of the cleaning block (52) can only be contacted with the upper surface of the stirring rod (33); the push block (53) is pushed by the first vertical rod (432) and the second vertical rod (442), so that the cleaning block (52) moves towards the upper surface close to the stirring rod (33), and the stirring rod (33) is cleaned.
6. The modacrylic fiber according to claim 5 wherein: the cross section of the push block (53) is V-shaped; swing rods (341) are symmetrically arranged at one end, far away from the rotating shaft (31), of the supporting block (34) along the outer ring of the supporting block (34), each swing rod (341) is rotatably installed with the supporting block (34), and a torsion spring is sleeved at the rotating position; the swinging of the swinging rod (341) is realized by the movement of the pushing block (53) to one side close to the swinging rod (341).
7. The modacrylic fiber according to claim 6 wherein: one ends, far away from the first cross rod (431) and the second cross rod (441), of the first vertical rod (432) and the second vertical rod (442) are fixedly connected with a storage tank (6) respectively, a feeding port sealed through a rubber plug (61) is formed in the storage tank (6), and milk is filled in the storage tank (6); an outlet is formed in the bottom of the storage tank (6), a baffle (62) is rotatably mounted at the outlet, a torsion spring is arranged at the rotating position, and a second steel rope (63) is arranged at one end, far away from the torsion spring, of the baffle (62); the other end of the second steel rope (63) penetrates through the storage tank (6) and is connected with the swinging rod (341) on the upper side of the supporting block (34), and the swinging rod (341) and the second steel rope (63) are matched with each other, so that the baffle (62) rotates, and milk is added into the barrel body (1).
8. The modacrylic fiber according to claim 7 wherein; a pearl powder bag (7) is arranged between the swinging rod (341) positioned above the supporting block (34) and the sleeve (32), and the pearl powder bag (7) is connected on the sleeve (32); the pearl powder sac (7) is extruded by the oscillating rod (341) to realize the pearl powder ejection in the pearl powder sac (7).
CN202011262867.6A 2020-11-12 2020-11-12 Modified polyacrylonitrile fiber Withdrawn CN112575407A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202011262867.6A CN112575407A (en) 2020-11-12 2020-11-12 Modified polyacrylonitrile fiber

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202011262867.6A CN112575407A (en) 2020-11-12 2020-11-12 Modified polyacrylonitrile fiber

Publications (1)

Publication Number Publication Date
CN112575407A true CN112575407A (en) 2021-03-30

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202011262867.6A Withdrawn CN112575407A (en) 2020-11-12 2020-11-12 Modified polyacrylonitrile fiber

Country Status (1)

Country Link
CN (1) CN112575407A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114277594A (en) * 2021-12-31 2022-04-05 淮安市华泰纸制品有限公司 Clean papermaking leftover material recycling and reproducing device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114277594A (en) * 2021-12-31 2022-04-05 淮安市华泰纸制品有限公司 Clean papermaking leftover material recycling and reproducing device

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Application publication date: 20210330