CN109610109B - Degumming method and degumming device for PVA non-woven fabric embroidery - Google Patents
Degumming method and degumming device for PVA non-woven fabric embroidery Download PDFInfo
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- CN109610109B CN109610109B CN201811481640.3A CN201811481640A CN109610109B CN 109610109 B CN109610109 B CN 109610109B CN 201811481640 A CN201811481640 A CN 201811481640A CN 109610109 B CN109610109 B CN 109610109B
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06B—TREATING TEXTILE MATERIALS USING LIQUIDS, GASES OR VAPOURS
- D06B1/00—Applying liquids, gases or vapours onto textile materials to effect treatment, e.g. washing, dyeing, bleaching, sizing or impregnating
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06B—TREATING TEXTILE MATERIALS USING LIQUIDS, GASES OR VAPOURS
- D06B15/00—Removing liquids, gases or vapours from textile materials in association with treatment of the materials by liquids, gases or vapours
- D06B15/10—Removing liquids, gases or vapours from textile materials in association with treatment of the materials by liquids, gases or vapours by use of centrifugal force
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06B—TREATING TEXTILE MATERIALS USING LIQUIDS, GASES OR VAPOURS
- D06B23/00—Component parts, details, or accessories of apparatus or machines, specially adapted for the treating of textile materials, not restricted to a particular kind of apparatus, provided for in groups D06B1/00 - D06B21/00
- D06B23/04—Carriers or supports for textile materials to be treated
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06B—TREATING TEXTILE MATERIALS USING LIQUIDS, GASES OR VAPOURS
- D06B23/00—Component parts, details, or accessories of apparatus or machines, specially adapted for the treating of textile materials, not restricted to a particular kind of apparatus, provided for in groups D06B1/00 - D06B21/00
- D06B23/20—Arrangements of apparatus for treating processing-liquids, -gases or -vapours, e.g. purification, filtration, distillation
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06B—TREATING TEXTILE MATERIALS USING LIQUIDS, GASES OR VAPOURS
- D06B23/00—Component parts, details, or accessories of apparatus or machines, specially adapted for the treating of textile materials, not restricted to a particular kind of apparatus, provided for in groups D06B1/00 - D06B21/00
- D06B23/20—Arrangements of apparatus for treating processing-liquids, -gases or -vapours, e.g. purification, filtration, distillation
- D06B23/22—Arrangements of apparatus for treating processing-liquids, -gases or -vapours, e.g. purification, filtration, distillation for heating
-
- 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
- D06M16/00—Biochemical treatment of fibres, threads, yarns, fabrics, or fibrous goods made from such materials, e.g. enzymatic
- D06M16/003—Biochemical treatment of fibres, threads, yarns, fabrics, or fibrous goods made from such materials, e.g. enzymatic with enzymes or microorganisms
-
- 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
- D06M2101/02—Natural fibres, other than mineral fibres
- D06M2101/10—Animal fibres
- D06M2101/12—Keratin fibres or silk
-
- 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
Abstract
the invention discloses a degumming device for PVA non-woven fabric embroidery, which comprises a stand column, a cross beam slide rail, a dehydration centrifugal machine, a heat preservation pot, a hanging basket, a first control valve, a first connecting pipe, a storage tank, a temperature sensor, a heating pipe, a third connecting pipe, a third control valve, a PLC (programmable logic controller), a metal fixture block and a cylinder, wherein the top of the stand column at two sides is provided with the cross beam slide rail, the bottom of the cross beam slide rail is provided with a lifting mechanism, one side of the bottom of the cross beam slide rail is provided with the dehydration centrifugal machine, the other side of the cross beam slide rail is provided with the; when the proteolytic enzyme is used for degumming, the activity of the proteolytic enzyme is improved by using the activator, and the working efficiency is improved; meanwhile, the PVA non-woven fabric can be completely recycled and reused by degumming through degumming equipment, is completely not discharged, does not pollute the environment and water resources, and completely changes the original method to achieve the aim of environmental protection; meanwhile, the device is integrally, mechanically and conveniently operated.
Description
Technical Field
The invention relates to the technical field of PVA non-woven fabric embroideries, in particular to a degumming method and a degumming device for the PVA non-woven fabric embroideries.
Background
Nonwoven fabrics, also known as nonwovens, are composed of oriented or random fibers and are called fabrics because of their appearance and certain properties; PVA is thermoplastic resin polymerized by chloroethylene under the action of an initiator; the PVA non-woven fabric is formed by vinyl chloride fibers; embroidery is one of the excellent national traditional processes in China, and is also called silk embroidery; the PVA non-woven fabric embroidery is finished by embroidery threads formed by silk on the PVA non-woven fabric; the periphery of the silk is covered with a layer of sericin consisting of a plurality of amino acids, and the fibrilia comprises cellulose, and also comprises non-cellulose accompanying substances such as pectin, hemicellulose, lignin, fatty substances, water-soluble substances and the like which are collectively called as colloid; degumming is to remove all or part of colloid around the fiber, separate and loosen the fiber to prepare spinnable fiber so as to meet the spinning requirement; the silk comprises sericin and fibroin, and aims to remove sericin, wax grease, pigment and the like coated on the outer layer of the silk.
the degumming agent commonly used for the conventional PVA non-woven fabric embroidery comprises a compound of soap, proteolytic enzyme and surfactant, and has low degumming efficiency and long degumming time by using the proteolytic enzyme; when using equipment that comes unstuck simultaneously, original equipment that comes unstuck can cause the waste in a large number of PVA non-woven fabrics after accomplishing to come unstuck, and the aqueous solution direct discharge after coming unstuck simultaneously because the inside protein content of solution is too high, flows into the river course and will consume the aquatic dissolved oxygen in a large number, makes the water lose self-purification ability, causes environmental pollution and a large amount of energy waste, need consume a large amount of water resources, causes environmental pollution.
Disclosure of Invention
The invention aims to provide a degumming method and a degumming device for PVA non-woven fabric embroidery, aiming at overcoming the technical problems, when degumming is carried out by using proteolytic enzyme, the activity of the proteolytic enzyme is improved by using an activating agent, and the working efficiency is improved; meanwhile, the PVA non-woven fabric can be completely recycled and reused by degumming through degumming equipment, is completely not discharged, does not pollute the environment and water resources, and completely changes the original method to achieve the aim of environmental protection; meanwhile, the device is integrally, mechanically and conveniently operated.
The purpose of the invention can be realized by the following technical scheme:
a degumming device for PVA non-woven fabric embroidery comprises a stand column, a cross beam slide rail, a dewatering centrifuge, a heat preservation pot, a hanging basket, a lifting mechanism, a first hanging basket groove, a first control valve, a first connecting pipe, a glue collecting barrel, a second hanging basket groove, a pot cover, a water conveying pipe, an electric cabinet, a second connecting pipe, a second control valve, a storage tank, a temperature sensor, a heating pipe, a third connecting pipe, a third control valve, a PLC (programmable logic controller), a metal fixture block and a cylinder, wherein the cross beam slide rail is installed at the top of the stand column on two sides, the lifting mechanism is arranged at the bottom of the cross beam slide rail, the dewatering centrifuge is arranged on one side of the bottom of the cross beam slide rail, the heat preservation pot is arranged on;
a first hanging basket groove is formed in the inner side of the top of the dehydration centrifugal machine, a first control valve is installed at the bottom of one side of the surface of the dehydration centrifugal machine, a first connecting pipe is installed at one end of the first control valve, and a glue collecting barrel is installed at the other end of the first connecting pipe;
A pot cover is installed on one side of the top of the heat preservation pot, a second hanging basket groove is formed in the inner side of the top of the heat preservation pot, a water delivery pipe is installed on the top of one side of the heat preservation pot, an electric control box is installed on one side of the heat preservation pot and located at the bottom of the water delivery pipe, a PLC (programmable logic controller) is installed in the electric control box, second connecting pipes are symmetrically arranged at two ends of the top of the other side of the heat preservation pot, a second control valve is installed at the top end of each second connecting pipe, a storage tank is installed at the top of each second control valve, a temperature sensor is installed on one side of the inner wall of the heat preservation pot, a heating pipe is installed at the bottom of the inner side of the heat preservation pot, a third control valve;
A plurality of cylinders are arranged on two sides of the inner wall of the hanging basket, and metal clamping blocks are arranged on two sides of the top of the hanging basket;
The lifting mechanism comprises a sliding block, a lifting machine, a connecting wire, a supporting plate and electromagnets, the sliding block is mounted at the bottom of the cross beam sliding rail, the lifting machine is mounted at the bottom of the sliding block, the connecting wire is arranged inside the lifting machine, the bottom end of the connecting wire is connected with the supporting plate, and the electromagnets are symmetrically mounted on two sides of the bottom of the supporting plate.
As a further scheme of the invention: the temperature sensor is electrically connected with the PLC controller, the PLC controller is electrically connected with the heating pipe, and the control panel is electrically connected with the dewatering centrifuge, the first control valve, the second control valve, the third control valve and the elevator.
as a further scheme of the invention: the heat preservation pot is movably connected with the pot cover, and the bottom of the pot cover is provided with a magnetic sealing ring.
As a further scheme of the invention: the first hanging basket groove and the second hanging basket groove are symmetrically provided with clamping grooves at two sides, and the clamping grooves are matched with the metal clamping blocks for use.
As a further scheme of the invention: the bottom area of the electromagnet is consistent with the top area of the metal clamping block.
as a further scheme of the invention: and sealing gaskets are arranged at the joints of the two ends of the first connecting pipe, the water conveying pipe, the second connecting pipe and the third connecting pipe.
A degumming method of PVA non-woven fabric embroidery specifically comprises the following steps:
the method comprises the following steps: winding PVA non-woven fabric embroidery on a cylinder in a coiled manner, then installing a plurality of cylinders wound with the PVA non-woven fabric embroidery in a hanging basket, and then putting the hanging basket into a heat preservation pot through a lifting mechanism for fixing;
step two: putting distilled water into a heat preservation pot through a water conveying pipe, and then adding 40g/L NaOH solution to adjust the pH to 6, wherein the bath ratio is 1:50, then covering the pot cover, and respectively adding papain and EDTA into the heat preservation pot through the storage pot;
step three: heating by a heating pipe to ensure that the water temperature is kept at 45 ℃, and soaking and performing enzymolysis for 30 minutes;
Step four: opening a second control valve to discharge the glue from a second connecting pipe to a glue collecting barrel, then opening a pot cover, and transferring the hanging basket into a second hanging basket groove of the dewatering centrifuge by using a lifting mechanism;
Step five: the dehydration centrifuge is worked as and is dewatered the PVA non-woven fabrics embroidery of lapping in the hanging flower basket, opens first control valve, and glue gets into through first connecting pipe and receives gluey bucket and accomplish the collection, and the dehydration is accomplished, and the whole process of coming unstuck of PVA non-woven fabrics embroidery is accomplished promptly.
as a further scheme of the invention: the mass concentration of the papain is 3 g/L.
as a further scheme of the invention: the pH value of the water in the heat preservation pot is measured by a pH precision test paper.
as a further scheme of the invention: the EDTA is an activator of papain, the EDTA is ethylene diamine tetraacetic acid, and the addition mass ratio of the EDTA to the papain is 1: 50.
the invention has the beneficial effects that:
in the invention, compared with the traditional degumming method, the degumming method has the following advantages:
According to the invention, through reasonable structural design, in the degumming process of the PVA non-woven fabric embroidery, sericin, wax ester, pigment and the like wrapped on the outer layer of the PVA non-woven fabric embroidery are removed by papain in an alkaline solution with the pH value of 6, the original process needs to ensure that the water temperature is 65 ℃ and needs to be soaked for enzymolysis for 60 minutes, the activity of the papain can be improved and the enzymatic hydrolysis process can be accelerated by adding an activator EDTA (ethylene diamine tetraacetic acid) of the papain into the solution, the water temperature only needs to be ensured to be 45 ℃ and only needs to be soaked for enzymolysis for 30 minutes, the heating and heat preservation time is greatly reduced, and the working efficiency is improved.
In the invention, the degumming device has the following advantages compared with the traditional degumming device:
Meanwhile, when the device is used for degumming, the VA non-woven fabric embroidery is wound on the cylinder in a coiled manner, then the cylinder is placed in the hanging basket for preparing degumming, so that the PVA non-woven fabric material subjected to enzymatic hydrolysis degumming and spin-drying is completely recycled and reused to become a material for manufacturing the PVA non-woven fabric, simultaneously the removed sericin, namely the solution is conveyed by a pipeline and respectively stored in the degumming barrel, and the sericin of the solution in the degumming barrel is extracted and utilized at the later stage, so that the direct discharge pollution to the environment is avoided, and simultaneously the water resource is saved; meanwhile, when the degumming device is used, the lifting mechanism which can be controlled to move on the beam slide rail is used for carrying the hanging basket, the electromagnet generates magnetic attraction under the power-on condition to connect the metal clamping blocks on the two sides of the hanging basket with the hanging basket and then lifts the hanging basket by the lifter, the sliding block moves on the beam slide rail to carry the hanging basket, and after carrying, the electromagnet is powered off to lose the magnetic disconnection, so that the degumming device is convenient to operate and use integrally; the degumming process and the degumming device can effectively improve the efficiency and generate direct economic benefits.
drawings
in order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.
fig. 1 is a schematic view of the overall structure of the degumming apparatus according to the present invention.
FIG. 2 is a top view of the dewatering centrifuge of the present invention.
FIG. 3 is a schematic view of the overall structure of the thermal insulation pot of the present invention.
FIG. 4 is a schematic view of the internal structure of the thermal insulating pot of the present invention.
fig. 5 is a schematic diagram of the internal structure of the electric cabinet of the present invention.
FIG. 6 is a schematic view of the overall structure of the hanging basket of the present invention.
fig. 7 is a schematic view of the overall structure of the lifting mechanism of the present invention.
In the figure: 1. a column; 2. a cross beam slide rail; 3. a dewatering centrifuge; 4. a heat preservation pot; 5. a hanging basket; 6. a lifting mechanism; 301. a first basket groove; 302. a first control valve; 303. a first connecting pipe; 304. a glue collecting barrel; 401. a second basket groove; 402. a pot cover; 403. a water delivery pipe; 404. an electric cabinet; 405. a second connecting pipe; 406. a second control valve; 407. storing the tank; 408. a temperature sensor; 409. heating a tube; 410. a third connecting pipe; 411. a third control valve; 412. a PLC controller; 501. a metal fixture block; 502. a cylinder; 601. a slider; 602. a hoist; 603. a connecting wire; 604. a support plate; 605. an electromagnet.
Detailed Description
the technical solutions of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood 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.
As shown in fig. 1-7, a degumming device for PVA non-woven fabric embroidery comprises a vertical column 1, a beam slide rail 2, a dewatering centrifuge 3, a heat preservation pot 4, a basket 5, a lifting mechanism 6, a first basket groove 301, a first control valve 302, a first connecting pipe 303, a glue receiving barrel 304, a second basket groove 401, a pot cover 402, a water pipe 403, an electric cabinet 404, a second connecting pipe 405, a second control valve 406, a storage tank 407, a temperature sensor 408, a heating pipe 409, a third connecting pipe 410, a third control valve 411, a PLC controller 412, a metal fixture block 501 and a cylinder 502, wherein the beam slide rail 2 is installed at the top of the vertical column 1 and the beam slide rail 2, reinforcing ribs are arranged around the surfaces of the vertical column 1 and the beam slide rail 2 to improve the overall supporting strength, the lifting mechanism 6 is arranged at the bottom of the beam slide rail 2, the dewatering centrifuge 3 is arranged on one side of the bottom of the beam slide, a hanging basket 5 is arranged at the top of the heat preservation pot 4;
A first hanging basket groove 301 is formed in the inner side of the top of the dewatering centrifuge 3, the first hanging basket groove 301 is convenient for fixing and limiting the position of a hanging basket 5, a first control valve 302 is installed at the bottom of one side of the surface of the dewatering centrifuge 3, a first connecting pipe 303 is installed at one end of the first control valve 302, a glue collecting barrel 304 is installed at the other end of the first connecting pipe 303, the glue collecting barrel 304 is used for recovering a later-stage sericin solution, sericin can be conveniently recycled, and the problem that when the sericin is directly discharged due to overhigh content of protein in the solution, a large amount of dissolved oxygen in water is consumed when the sericin flows into a river channel, so that a;
a pot cover 402 is arranged on one side of the top of the heat preservation pot 4, which is convenient for opening and closing and plays a role of sealing with the heat preservation pot 4, a second hanging basket groove 401 is arranged on the inner side of the top of the heat preservation pot 4, the second hanging basket groove 401 is convenient for fixing and limiting the position of a hanging basket 5, a water pipe 403 is arranged on the top of one side of the heat preservation pot 4, which is convenient for connecting with an external pipeline through the water pipe 403, distilled water is added into the heat preservation pot 4 through the water pipe 403, an electric cabinet 404 is arranged on one side of the heat preservation pot 4 and is positioned at the bottom of the water pipe 403, which is convenient for installing a PLC controller 412, the PLC controller 412 is arranged inside the electric cabinet 404, second connecting pipes 405 are symmetrically arranged at two ends of the top of the other side of the heat preservation pot 4, a second control valve 406 is arranged at the top of the second connecting pipe 405, two storage tanks 407 are arranged at the top of the second, a temperature sensor 408 is installed on one side of the inner wall of the heat preservation pot 4 and is convenient for sensing the temperature of the solution, a heating pipe 409 is installed at the bottom of the inner side of the heat preservation pot 4 and is convenient for heating the temperature of the solution in the heat preservation pot 4 to ensure that the solution is always at the active temperature of papain, a third control valve 411 is installed at the bottom of the heat preservation pot 4 opposite to one side of the electric cabinet 404, a third connecting pipe 410 is installed at one end of the third control valve 411, the other end of the third connecting pipe 410 is connected with a glue collecting barrel 304, the glue collecting barrel 304 is used for recovering the later-stage sericin solution and is convenient for recycling sericin again, and the direct discharge that the dissolved oxygen in water is greatly consumed when the solution flows into a river channel due to overhigh content of protein;
the two sides of the inner wall of the hanging basket 5 are provided with a plurality of cylinders 502, so that PVA non-woven fabric embroidery can be wound on the cylinders 502 conveniently, then the cylinders 502 are arranged on the hanging basket 5, the two sides of the top of the hanging basket 5 are provided with metal clamping blocks 501, the metal clamping blocks can play a role in limiting and fixing with the first hanging basket groove 301 and the second hanging basket groove 401 conveniently, and meanwhile, the metal clamping blocks can be adsorbed on the electromagnet 605 for realizing connection;
Lifting mechanism 6 includes slider 601, lifting machine 602, connecting wire 603, backup pad 604 and electro-magnet 605, slider 601 is installed to crossbeam slide rail 2 bottom, be convenient for slider 601 move the adjustment position on crossbeam slide rail 2, carry the transportation to hanging flower basket 5, lifting machine 602 is installed to slider 601 bottom, be convenient for promote hanging flower basket 5 and implement the transport operation, lifting machine 602 is inside to be provided with connecting wire 603, and connecting wire 603 bottom is connected with backup pad 604, support through backup pad 604 and connect, electro-magnet 605 is installed to backup pad 604 bottom bilateral symmetry, be convenient for correspond with the metal fixture block 501 of hanging flower basket 5 both sides, be convenient for guarantee to adsorb the stability of connecting the transport.
Temperature sensor 408 sensor electric connection PLC controller 412, PLC controller 412 electric connection heating pipe 409, the mutual conducting connection of being convenient for guarantees that inside solution temperature keeps 45 ℃ all the time, guarantees going on of enzymolysis, and control panel electric connection dehydration centrifuge 3, first control valve 302, second control valve 406, third control valve 411 and lifting machine 602 are convenient for control relevant electrical apparatus work through the control panel, guarantee whole mechanized operation, make things convenient for actual production to use.
Heat preservation pot 4 and pot cover 402 swing joint, the pot cover 402 of being convenient for open and shut, the transport hanging flower basket 5 of starting being convenient for, the inside enzymolysis of being convenient for go on during the closure, pot cover 402 bottom is provided with the magnetism sealing washer, and pot cover 402 and heat preservation pot 4 of being convenient for are relative airtight when closed, reduce inside calorific loss and outside impurity and get into contaminated solution in the heat preservation pot 4, influence going on that comes unstuck.
the clamping grooves are symmetrically formed in the two sides of the inner walls of the first hanging basket groove 301 and the second hanging basket groove 401, the clamping grooves and the metal clamping blocks 501 are matched for use, the hanging baskets 5 are conveniently installed and limited and fixed in the second hanging basket groove 401 of the heat preservation pot 4 and the first hanging basket groove 301 of the dewatering centrifuge 3 through the mutual matching of the clamping grooves and the metal clamping blocks 501, the fixing steps are simplified, and the whole degumming process is facilitated.
The area of the bottom of the electromagnet 605 is consistent with the area of the top of the metal fixture block 501, so that the electromagnet 605 and the metal fixture block 501 can be conveniently connected by mutual adsorption under the power-on condition, and the later-stage carrying is convenient.
The joints at the two ends of the first connecting pipe 303, the water conveying pipe 403, the second connecting pipe 405 and the third connecting pipe 410 are all provided with sealing gaskets, so that the sealing performance of the integral connection is ensured through the sealing gaskets, and the leakage is avoided.
a degumming method of PVA non-woven fabric embroidery specifically comprises the following steps:
The method comprises the following steps: winding PVA non-woven fabric embroidery on a cylinder 502 in a coiled manner, then installing a plurality of cylinders 502 wound with the PVA non-woven fabric embroidery in a hanging basket 5, and then putting the hanging basket 5 into an insulation pot 4 through a lifting mechanism 6 for fixing;
Step two: distilled water is put into a heat preservation pot 4 through a water conveying pipe 403, and then 40g/L NaOH solution is added to adjust the pH to 6, wherein the bath ratio is 1:50, then covering the pot cover 402, and respectively adding papain and EDTA into the heat preservation pot 4 through a storage tank 407;
Step three: heating by a heating pipe 409 to ensure that the water temperature is kept at 45 ℃, and soaking and enzymolysis are carried out for 30 minutes;
Step four: opening a second control valve 406 to discharge the glue from a second connecting pipe 405 to the glue collecting barrel 304, then opening the pot cover 402, and transferring the basket 5 into a second basket groove 401 of the dewatering centrifuge 3 by using the lifting mechanism 6;
step five: the work of the dewatering centrifuge 3 dewaters the PVA non-woven fabric embroidery rolled in the hanging basket 5, the first control valve 302 is opened, the glue enters the glue collecting barrel 304 through the first connecting pipe 303 to be collected, the dewatering is completed, and the whole degumming process of the PVA non-woven fabric embroidery is completed.
The mass concentration of the papain is 3g/L, and the mass concentration of the papain obtained through a plurality of tests for enzymolysis reduces the loss of the papain while ensuring the enzymolysis efficiency.
The PH value of the water in the heat preservation pot 4 is measured through the PH precision test paper, so that the PH value can be conveniently and visually and rapidly known, and the degumming can be conveniently ensured.
EDTA is an activator of papain, EDTA is EDTA, and the addition mass ratio of EDTA to papain is 1:50, so that the activity of papain can be improved by EDTA of EDTA, the enzymatic hydrolysis time can be reduced, and the hydrolysis efficiency can be improved.
the working principle of the degumming device of the invention is as follows: winding PVA non-woven fabric embroidery on a cylinder 502 in a coiled manner, then installing a plurality of cylinders 502 wound with the PVA non-woven fabric embroidery in a hanging basket 5, moving a lifting mechanism 6 on a beam slide rail 2, supporting and installing the beam slide rail 2 on the tops of a dewatering centrifuge 3 and a heat preservation pot 4 through upright posts 1 on two sides, then extending a connecting line 603 by a lifter 602 to enable electromagnets 605 on two sides of the bottom of a supporting plate 604 to correspond to metal clamping blocks 501 of the hanging basket 5, enabling the electromagnets 605 to be electrified to generate magnetism to be mutually adsorbed with the metal clamping blocks 501, then enabling the lifter 602 to work to drive the hanging basket 5 to ascend on the beam slide rail 2 to move to the top of the heat preservation pot 4, then putting down the hanging basket 5 into a second hanging basket groove 401 of the heat preservation pot 4, enabling clamping grooves on two sides of the second hanging basket groove 401 to be matched with the metal clamping blocks 501 to realize limiting and fixing of the hanging basket 5, distilled water is added into the heat preservation pot 4 through a water delivery pipe 403, then NaOH solution is added to adjust the PH to be 6, wherein the bath ratio is 1:50, then a pot cover 402 is covered, a proper amount of papain and EDTA are respectively added into the heat preservation pot 4 through a second control valve 406 controlling a storage tank 407 to start degumming, meanwhile, a temperature sensor 408 senses the temperature and feeds the temperature back to an FX2NC type PLC 412, the FX2NC type PLC 412 controls a heating pipe 409 to heat so that the temperature of the solution is kept at 45 ℃, after 30 minutes of soaking enzymolysis, a third control valve 411 is opened, the solution enters a glue collecting barrel 304 through a third connecting pipe 410, the pot cover 402 is opened, then a hanging basket 5 is transferred into a first hanging basket groove 301 of a dewatering centrifuge 3 through a lifting mechanism 6, then the dewatering centrifuge 3 works to drive the first hanging basket groove 301 to rotate at a high speed to realize dewatering, the first control valve 302 is opened, and the separated water solution enters the glue collecting barrel 304 through a first connecting pipe 303 to realize recycling.
according to the invention, through reasonable structural design, in the degumming process of the PVA non-woven fabric embroidery, sericin, wax ester, pigment and the like wrapped on the outer layer of the PVA non-woven fabric embroidery are removed by papain in an alkaline solution with the pH value of 6, the original process needs to ensure that the water temperature is 65 ℃ and needs to be soaked for enzymolysis for 60 minutes, the activity of the papain can be improved and the enzymatic hydrolysis process can be accelerated by adding an activator EDTA (ethylene diamine tetraacetic acid) of the papain into the solution, and the water temperature only needs to be ensured to be 45 ℃ and can be completed only by soaking for enzymolysis for 30 minutes, so that the heating and heat preservation time is greatly reduced and the working efficiency is improved; meanwhile, when the device is used for degumming, VA non-woven fabric embroidery is wound on the cylinder 502 in a coiled manner, then the cylinder 502 is placed in the hanging basket 5 for preparing degumming, thus PVA non-woven fabric materials subjected to enzymatic hydrolysis degumming and spin-drying are completely recycled and reused to become materials for manufacturing PVA non-woven fabrics, simultaneously removed sericin, namely solution, is conveyed by a pipeline and respectively stored in the glue collecting barrel 304, and sericin of the solution in the glue collecting barrel 304 is extracted and utilized in the later period, so that the direct discharge pollution to the environment is avoided, and meanwhile, water resources are saved; meanwhile, when the degumming device is used, the hanging basket 5 is carried by the lifting mechanism 6 which can be controlled to move on the beam slide rail 2, the electromagnet 605 generates magnetic attraction under the power-on condition to connect the metal fixture blocks 501 at two sides of the hanging basket 5 with the hanging basket 5 and then lifts by the lifter 602, the hanging basket 5 is carried by moving the slide block 601 on the beam slide rail 2, and after carrying, the electromagnet 605 is powered off to lose magnetic disconnection, thereby being convenient for the whole operation and use of the degumming device; the degumming process and the degumming device can effectively improve the efficiency and generate direct economic benefits.
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 (5)
1. A degumming device for PVA non-woven fabric embroidery is characterized by comprising upright columns (1), beam sliding rails (2), a dewatering centrifuge (3), a heat preservation pot (4), a hanging basket (5), a lifting mechanism (6), a first hanging basket groove (301), a first control valve (302), a first connecting pipe (303), a glue collecting barrel (304), a second hanging basket groove (401), a pot cover (402), a water conveying pipe (403), an electric cabinet (404), a second connecting pipe (405), a second control valve (406), a storage tank (407), a temperature sensor (408), a heating pipe (409), a third connecting pipe (410), a third control valve (411), a PLC (412), a metal clamping block (501) and a cylinder (502), wherein the beam sliding rails (2) are installed at the tops of the upright columns (1) on two sides, the lifting mechanism (6) is arranged at the bottom of the beam sliding rails (2), the dewatering centrifuge (3) is arranged on one side of the bottom of the beam sliding rails (2), a heat preservation pot (4) is arranged on the other side of the cross beam sliding rail (2), and a hanging basket (5) is arranged at the top of the heat preservation pot (4);
A first hanging basket groove (301) is formed in the inner side of the top of the dehydration centrifugal machine (3), a first control valve (302) is installed at the bottom of one side of the surface of the dehydration centrifugal machine (3), a first connecting pipe (303) is installed at one end of the first control valve (302), and a glue collecting barrel (304) is installed at the other end of the first connecting pipe (303);
a pot cover (402) is installed on one side of the top of the heat preservation pot (4), a second hanging basket groove (401) is formed in the inner side of the top of the heat preservation pot (4), a water conveying pipe (403) is installed on the top of one side of the heat preservation pot (4), an electric cabinet (404) is installed on one side of the heat preservation pot (4) and located at the bottom of the water conveying pipe (403), a PLC (programmable logic controller) controller (412) is installed inside the electric cabinet (404), second connecting pipes (405) are symmetrically arranged at two ends of the top of the other side of the heat preservation pot (4), a second control valve (406) is installed at the top of each second connecting pipe (405), a storage pot (407) is installed at the top of each second control valve (406), a temperature sensor (408) is installed on one side of the inner wall of the heat preservation pot (4), a heating pipe (409) is installed at the bottom of the inner side, one end of the third control valve (411) is provided with a third connecting pipe (410), and the other end of the third connecting pipe (410) is connected with the glue collecting barrel (304);
a plurality of cylinders (502) are mounted on two sides of the inner wall of the hanging basket (5), and metal clamping blocks (501) are mounted on two sides of the top of the hanging basket (5);
the lifting mechanism (6) comprises a sliding block (601), a lifting machine (602), a connecting wire (603), a supporting plate (604) and electromagnets (605), the sliding block (601) is mounted at the bottom of the cross beam sliding rail (2), the lifting machine (602) is mounted at the bottom of the sliding block (601), the connecting wire (603) is arranged in the lifting machine (602), the bottom end of the connecting wire (603) is connected with the supporting plate (604), and the electromagnets (605) are symmetrically mounted on two sides of the bottom of the supporting plate (604);
The temperature sensor (408) is electrically connected with a PLC (programmable logic controller) (412), the PLC (412) is electrically connected with a heating pipe (409), and the control board is electrically connected with the dewatering centrifuge (3), the first control valve (302), the second control valve (406), the third control valve (411) and the elevator (602);
The heat preservation pot (4) is movably connected with the pot cover (402), and a magnetic sealing ring is arranged at the bottom of the pot cover (402);
Clamping grooves are symmetrically formed in two sides of the inner walls of the first hanging basket groove (301) and the second hanging basket groove (401), and the clamping grooves are matched with metal clamping blocks (501) for use;
The bottom area of the electromagnet (605) is consistent with the top area of the metal fixture block (501);
Sealing gaskets are arranged at the joints of the two ends of the first connecting pipe (303), the water conveying pipe (403), the second connecting pipe (405) and the third connecting pipe (410);
winding PVA non-woven fabrics embroidery on a cylinder (502) in a coiled manner, then installing a plurality of cylinders (502) wound with the PVA non-woven fabrics embroidery in a hanging basket (5), then putting the hanging basket (5) into a heat preservation pot (4) through a lifting mechanism (6) for fixation, putting distilled water into the heat preservation pot (4) through a water pipe (403), then adding 40g/L NaOH solution to modulate the pH value to be 6, wherein the bath ratio is 1:50, then cover pot lid (402), add papain and EDTA respectively in heat preservation pot (4) through storage jar (407), heat through heating pipe (409), make the temperature guarantee at 45 ℃, soak the enzymolysis for 30 minutes, open second control valve (406) and discharge glue to receive gluey bucket (304) from second connecting pipe (405), then open pot lid (402), utilize hoist mechanism (6) to transfer hanging flower basket (5) to the second hanging flower basket groove (401) of dewatering centrifuge (3), dewatering centrifuge (3) work is dehydrated the PVA non-woven fabrics embroidery of lapping in hanging flower basket (5), open first control valve (302), glue gets into through first connecting pipe (303) and receives gluey bucket (304) and accomplish the collection, the dehydration is accomplished, namely the whole degumming process of PVA non-woven fabrics embroidery is accomplished.
2. a degumming method of PVA non-woven fabric embroidery is characterized by comprising the following steps:
The method comprises the following steps: winding PVA non-woven fabric embroidery on a cylinder (502) in a coiled manner, then installing a plurality of cylinders (502) wound with the PVA non-woven fabric embroidery in a hanging basket (5), and then putting the hanging basket (5) into a heat preservation pot (4) through a lifting mechanism (6) for fixing;
Step two: distilled water is put into a heat preservation pot (4) through a water conveying pipe (403), and then 40g/L NaOH solution is added to adjust the pH value to 6, wherein the bath ratio is 1:50, then covering a pot cover (402), and respectively adding papain and EDTA into the heat preservation pot (4) through a storage tank (407);
step three: heating by a heating pipe (409) to ensure that the water temperature is kept at 45 ℃, and soaking and enzymolysis are carried out for 30 minutes;
Step four: opening a second control valve (406) to discharge the glue from a second connecting pipe (405) to the glue collecting barrel (304), then opening a pot cover (402), and transferring the hanging basket (5) into a second hanging basket groove (401) of the dewatering centrifuge (3) by using a lifting mechanism (6);
Step five: the work of the dewatering centrifuge (3) dewaters the PVA non-woven fabric embroidery rolled in the hanging basket (5), a first control valve (302) is opened, glue enters a glue collecting barrel (304) through a first connecting pipe (303) to be collected, and the dewatering is finished, namely the whole degumming process of the PVA non-woven fabric embroidery is finished.
3. The degumming method for PVA non-woven fabric embroidery products according to claim 2, wherein the mass concentration of the papain is 3 g/L.
4. The method for degumming a PVA non-woven fabric embroidery product according to claim 2, characterized in that the pH value of the water in the holding pan (4) is measured by a pH precision test paper.
5. the degumming method for PVA non-woven fabric embroidery products according to claim 2, wherein EDTA is an activator of papain, EDTA is ethylene diamine tetraacetic acid, and the addition mass ratio of EDTA to papain is 1: 50.
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| CN201811481640.3A CN109610109B (en) | 2018-12-05 | 2018-12-05 | Degumming method and degumming device for PVA non-woven fabric embroidery |
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| CN113584606B (en) * | 2021-08-26 | 2023-10-13 | 济南市中雷克斯日用品中心 | Textile natural fiber degumming equipment |
| CN114059177A (en) * | 2021-11-09 | 2022-02-18 | 嵊州陌桑高科股份有限公司 | Method for degumming colorful raw silk by papain |
| CN115305580A (en) * | 2022-10-12 | 2022-11-08 | 南通云尚找家纺电子商务有限公司 | Degumming equipment and degumming method |
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| IT1262053B (en) * | 1993-01-20 | 1996-06-19 | Casco Nobel Ind Prod | PROCEDURE FOR THE RECOVERY OF THE SERICINE DISSOLVED IN THE TAMPING BATHS, PLANT TO REALIZE SUCH PROCEDURE AND SERICINE SO OBTAINED |
| CN103397491B (en) * | 2013-07-31 | 2016-05-04 | 刘振华 | PVA nonwoven embroidery product cleaning method and cleaning device thereof |
| CN203521383U (en) * | 2013-11-07 | 2014-04-02 | 英利能源（中国）有限公司 | Degumming tool |
| CN104790092B (en) * | 2015-04-03 | 2017-01-18 | 江阴市红柳被单厂有限公司 | Silk wool fabric and manufacturing method thereof |
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Effective date of registration: 20210420 Address after: 515000 Xiashan Taoxi Industrial Zone, Chaonan District, Shantou City, Guangdong Province Patentee after: SHANTOU KUNXING EMBROIDERY Co.,Ltd. Address before: 515144 Guangdong Province, Shantou City Industrial Zone Xiashan Taoxi Patentee before: Zhou Wuhong |
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