CN114211842B - Preparation method of wire drawing mesh composite material convenient to attach - Google Patents
Preparation method of wire drawing mesh composite material convenient to attach Download PDFInfo
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- CN114211842B CN114211842B CN202111451243.3A CN202111451243A CN114211842B CN 114211842 B CN114211842 B CN 114211842B CN 202111451243 A CN202111451243 A CN 202111451243A CN 114211842 B CN114211842 B CN 114211842B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/30—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers
- B32B27/304—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers comprising vinyl halide (co)polymers, e.g. PVC, PVDC, PVF, PVDF
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D7/00—Producing flat articles, e.g. films or sheets
- B29D7/01—Films or sheets
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/12—Layered products comprising a layer of synthetic resin next to a fibrous or filamentary layer
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/18—Layered products comprising a layer of synthetic resin characterised by the use of special additives
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/30—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers
- B32B27/308—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers comprising acrylic (co)polymers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
- B32B5/02—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer
- B32B5/028—Net structure, e.g. spaced apart filaments bonded at the crossing points
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
- B32B7/04—Interconnection of layers
- B32B7/12—Interconnection of layers using interposed adhesives or interposed materials with bonding properties
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
- C08J5/18—Manufacture of films or sheets
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2255/00—Coating on the layer surface
- B32B2255/02—Coating on the layer surface on fibrous or filamentary layer
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2255/00—Coating on the layer surface
- B32B2255/26—Polymeric coating
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2327/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers
- C08J2327/02—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers not modified by chemical after-treatment
- C08J2327/04—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers not modified by chemical after-treatment containing chlorine atoms
- C08J2327/06—Homopolymers or copolymers of vinyl chloride
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2493/00—Characterised by the use of natural resins; Derivatives thereof
- C08J2493/04—Rosin
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- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/24—Acids; Salts thereof
- C08K3/26—Carbonates; Bicarbonates
- C08K2003/265—Calcium, strontium or barium carbonate
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/04—Oxygen-containing compounds
- C08K5/10—Esters; Ether-esters
- C08K5/12—Esters; Ether-esters of cyclic polycarboxylic acids
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Abstract
The invention provides a preparation method of a wire drawing mesh composite material convenient to attach. The preparation method of the wire drawing mesh fabric composite material convenient to attach comprises the following operation steps: step one: the preparation method of the bonding paste comprises the following steps of: 20-25 parts of sodium tripolycyanate, 10-15 parts of acrylic acid, 8-12 parts of butyl acrylate, 4-8 parts of cyclohexanone, 3-6 parts of butyl acrylate, 5-10 parts of methacrylic acid, 10-15 parts of ethyl acrylate, 2-4 parts of polyacrylamide, 1-parts of an emulsifier and 4-8 parts of deionized water. The invention provides a preparation method of a wire-drawing mesh fabric composite material convenient to attach, which uses sodium cyanuric acid, acrylic acid, butyl acrylate and other raw materials, and the paste with improved preparation positions has stronger stability and viscosity, is not easy to be influenced by external environment, does not deteriorate after long-term exposure to the external environment, has the viscosity reaching 20000-30000cps, is far higher than that of the traditional paste, can be repeatedly heated, and has the viscosity not influenced.
Description
Technical Field
The invention relates to the field of wire-drawing mesh fabrics, in particular to a preparation method of a wire-drawing mesh fabric composite material convenient to attach.
Background
The space cloth material is a novel material which is rapidly developed in recent years, and the produced product has excellent dimensional stability and surface smoothness due to the unique wiredrawing structural design and weaving technology, is widely applied to surfboards, inflatable gymnastics mats, yoga mats and the like, but through years of development, the style of the space cloth or accessory materials on the market is single, especially the SUP board is made, and the main difference is the appearance color.
In the prior art, the space cloth material is of a plurality of types, and the wire-drawing net cloth composite material belongs to one of the types, and mainly comprises a PVC layer, a wire-drawing net cloth layer and a plurality of coatings.
In the preparation process of the wire-drawing mesh composite material, the preparation process generally needs to be subjected to blank film preparation, pasting and pressing treatment, and paste is uniformly coated on two sides of the wire-drawing mesh, so that the blank film and the wire-drawing mesh can be tightly adhered together, but the viscosity is reduced after multiple heating treatments in the preparation process due to the fact that the durability of the viscosity of the traditional paste is not ideal enough, so that multiple extrusion is needed during lamination, a longer extrusion state is kept, and the wire-drawing mesh composite material is inconvenient during lamination.
Therefore, it is necessary to provide a preparation method of a wire-drawing mesh composite material which is convenient to attach, and the technical problems are solved.
Disclosure of Invention
The invention provides a preparation method of a wire-drawing mesh composite material convenient to attach, which solves the problem that the wire-drawing mesh composite material is inconvenient to attach.
In order to solve the technical problems, the preparation method of the wire-drawing mesh fabric composite material convenient to attach, provided by the invention, comprises the following operation steps:
step one: preparation of bond paste
a. The following raw materials are weighed according to parts by weight: 20-25 parts of sodium tripolycyanate, 10-15 parts of acrylic acid, 8-12 parts of butyl acrylate, 4-8 parts of cyclohexanone, 3-6 parts of butyl acrylate, 5-10 parts of methacrylic acid, 10-15 parts of ethyl acrylate, 2-4 parts of polyacrylamide, 1-3 parts of an emulsifier and 4-8 parts of deionized water;
b. firstly mixing sodium tripolycyanate, acrylic acid and butyl acrylate together, heating the mixture in a water bath, continuously heating the mixture for 10 to 15 minutes, adding deionized water, continuously stirring the mixture for 2 to 5 minutes, and taking out the mixture to obtain a mixed solution;
c. adding cyclohexanone, butyl acrylate, methacrylic acid, ethyl acrylate and polyacrylamide into mixing equipment, setting the rotating speed at 50-60 r/min, continuously stirring for 30-40 min, then adding an emulsifying agent, and continuously stirring for 5-10 min to obtain a mixture;
d. adding the mixture obtained in the step c into heating equipment, continuously heating for 20-30 minutes at the temperature of 100-110 ℃, continuously adding the mixed solution obtained in the step b, stopping heating, slowly stirring until the temperature is reduced to 50-60 ℃, taking out, and cooling to a normal temperature state to obtain the required self-made paste;
step two: embryo membrane preparation
The following raw materials are weighed according to parts by weight: 50-80 parts of PVC, 40-60 parts of diisooctyl phthalate, 10-20 parts of acrylic acid, 8-16 parts of rosin glyceride, 2-4 parts of barium-zinc stabilizer, 0.1-0.2 part of antioxidant, 0.4-0.6 part of UV-resistant agent, 10-20 parts of nano calcium carbonate and 2-5 parts of polyacrylamide, and mixing, stirring, melting and plasticizing the raw materials to obtain an embryo membrane;
step three: pasting treatment
Selecting cut plain-weave wire drawing mesh cloth, removing surface impurities, putting the wire drawing mesh cloth into drying equipment, preheating for 2-5 minutes at 40-50 ℃, uniformly coating self-made paste prepared in the first step on two sides of the wire drawing mesh cloth for 2-3 layers, putting the wire drawing mesh cloth into the drying equipment again, heating and plasticizing at 110-120 ℃ for 5-8 minutes, taking out, and cooling to a normal temperature state to obtain an intermediate material layer;
step four: press-fit forming
And (3) respectively placing the embryo membranes and the intermediate material layers prepared in the step two into a delay device, so that the intermediate material layers are positioned in the middle, respectively positioning the two embryo membranes on the upper side and the lower side of the intermediate material layers, preheating the intermediate material for 2-3 minutes at 150-160 ℃ to enable paste on the surfaces of the embryo membranes to melt, starting the delay device, and pressing the embryo membranes and the intermediate material layers together to obtain the required wire drawing mesh composite material.
Preferably, in the first step, the temperature of heating in the water bath is set at 60-80 ℃, and the prepared mixed solution is light gray and thick, if the color of the mixed solution is darker, deionized water is required to be continuously added until the mixed solution becomes light gray.
Preferably, in the second step, the thickness of the embryo membrane is set to be 0.3-0.4mm, and after the preparation of the embryo membrane is completed, the embryo membrane is required to be adaptively cut according to the preparation size of the composite material and divided into two equal parts, which are respectively used as an upper embryo membrane and a lower embryo membrane.
Preferably, in the third step, the paste is applied to a thickness of 0.1-0.3mm in each layer, and the thickness of each layer of paste is superimposed once, so that the total thickness of the paste is 1.1-1.3mm.
Preferably, in the fourth step, the laminating pressure of the laminating device is 50-60Kgf, the laminating roller speed is 5-7m/min, and the composite material is placed in an indoor environment at 22-25 ℃ for cooling and shaping after being subjected to lamination forming.
Preferably, the pressure-delaying device for extruding and laminating the composite material in the S comprises a main body frame, a first driving roller set, two upper and lower symmetrical second driving roller sets, two upper and lower symmetrical heaters and a pressing structure are sequentially arranged between two sides of the inner wall of the main body frame, the pressing structure comprises a lower pressing roller, an upper pressing roller assembly and a fixing assembly, the lower pressing roller rotates between two sides of the inner wall of the main body frame, and the upper pressing roller assembly is positioned right above the lower pressing roller.
Preferably, the upper press roller assembly comprises a connecting seat and two slide bars, wherein the connecting seat is positioned between two sides of the inner wall of the main body frame, the inner side of the connecting seat is rotationally connected with the upper press roller, two sides of the connecting seat are respectively connected with two outer sliding sides of the slide bars, and the two slide bars are fixedly arranged on two sides of the inner wall of the main body frame.
Preferably, the outside of slide bar has cup jointed supporting spring, the mounting groove has all been seted up to the top both sides of main part frame, slide bar fixed mounting in the mounting groove.
Preferably, the fixing assembly comprises a fixing seat, the fixing seat is installed at the top of the main body frame, the fixing seat is located right above the connecting seat, locking blocks are fixedly installed on two sides of the bottom of the fixing seat, the outer portions of the locking blocks are clamped in the installation grooves, and the bottoms of the locking blocks are clamped with the top ends of the sliding rods.
Preferably, the middle thread of fixing base is connected with the screw thread and changes the piece, the screw thread change the bottom of piece with the top laminating of connecting seat, the both sides of fixing base all pass through the bolt with the outside both sides fixed mounting of main part frame.
Compared with the related art, the preparation method of the wire-drawing mesh fabric composite material convenient to attach has the following beneficial effects:
the invention provides a preparation method of a wire-drawing mesh composite material convenient to attach, which uses sodium cyanuric acid, acrylic acid, butyl acrylate and other raw materials, and the paste with improved preparation positions has stronger stability and viscosity, is not easy to be influenced by external environment, can not be deteriorated when exposed to the external environment for a long time, has the viscosity reaching 20000-30000cps, is far higher than that of the traditional paste, can be repeatedly heated, has the viscosity not influenced, and further can be subjected to one-time extrusion molding when the wire-drawing mesh composite material is attached, so that the attaching time is reduced, and the attaching operation is more convenient.
Drawings
FIG. 1 is a schematic view of the external structure of the delay press device provided by the invention;
FIG. 2 is a schematic view of the structure of the inside of the main body frame shown in FIG. 1;
FIG. 3 is an enlarged schematic view of portion A shown in FIG. 2;
FIG. 4 is a schematic view of the outside of the pressing structure shown in FIG. 1;
fig. 5 is a structural view of the inside of the side surface of the main body frame shown in fig. 1.
Reference numerals in the figures
1. A main body frame;
2. the first driving roller set, the second driving roller set, the first driving roller set and the second driving roller set are respectively arranged on the first driving roller set, the second driving roller set and the heater;
5. a pressing structure;
51. the lower press roll, 52, the upper press roll assembly, 53, the fixed assembly;
521. the connecting seat, 522, the slide bar, 523, the upper press roller, 524 and the supporting spring;
531. a fixed seat, 532, a locking block, 533, a screw rotation member;
6. and a mounting groove.
Detailed Description
The invention will be further described with reference to the drawings and embodiments.
Referring to fig. 1, fig. 2, fig. 3, fig. 4, and fig. 5 in combination, fig. 1 is a schematic structural diagram of an exterior of a delay device according to the present invention; FIG. 2 is a schematic view of the structure of the inside of the main body frame shown in FIG. 1; FIG. 3 is an enlarged schematic view of portion A shown in FIG. 2; FIG. 4 is a schematic view of the outside of the pressing structure shown in FIG. 1; fig. 5 is a structural view of the inside of the side surface of the main body frame shown in fig. 1. The preparation method of the wire-drawing mesh fabric composite material convenient to attach comprises the following operation steps:
step one: preparation of bond paste
a. The following raw materials are weighed according to parts by weight: 20 parts of sodium tripolycyanate, 10 parts of acrylic acid, 8 parts of butyl acrylate, 4 parts of cyclohexanone, 3 parts of butyl acrylate, 5 parts of methacrylic acid, 10 parts of ethyl acrylate, 2 parts of polyacrylamide, 1 part of an emulsifier and 4 parts of deionized water;
b. firstly mixing sodium tripolycyanate, acrylic acid and butyl acrylate together, heating the mixture in a water bath, continuously heating the mixture for 10 minutes, adding deionized water, continuously stirring the mixture for 2 minutes, and taking out the mixture to obtain a mixed solution;
c. adding cyclohexanone, butyl acrylate, methacrylic acid, ethyl acrylate and polyacrylamide into mixing equipment, setting the rotating speed at 50 revolutions per minute, continuously stirring for 30 minutes, then adding an emulsifying agent, and continuously stirring for 5 minutes to obtain a mixture;
d. adding the mixture obtained in the step c into heating equipment, continuously heating at 100 ℃ for 20 minutes, continuously adding the mixed solution obtained in the step b, stopping heating, slowly stirring until the temperature is reduced to 50-DEG C, taking out, and cooling to a normal temperature state to obtain the required self-made paste;
step two: embryo membrane preparation
The following raw materials are weighed according to parts by weight: 50 parts of PVC, 40 parts of diisooctyl phthalate, 10 parts of acrylic acid, 8 parts of rosin glyceride, 2 parts of barium-zinc stabilizer, 0.1 part of antioxidant, 0.4 part of UV (ultraviolet) resistant agent, 10 parts of nano calcium carbonate and 2 parts of polyacrylamide, and mixing, stirring, melting and plasticizing all the raw materials to obtain an embryo membrane;
step three: pasting treatment
Selecting cut plain-weave wire drawing mesh cloth, removing surface impurities, putting the wire drawing mesh cloth into drying equipment, preheating for 2 minutes at 40 ℃, uniformly coating self-made paste prepared in the first step on two sides of the wire drawing mesh cloth, totally coating 2 layers, putting the wire drawing mesh cloth into the drying equipment again, heating and plasticizing for 5 minutes at 110 ℃, taking out, and cooling to a normal temperature state to obtain an intermediate material layer;
step four: press-fit forming
And (3) respectively placing the embryo membranes and the intermediate material layers prepared in the step two into a delay device, so that the intermediate material layers are positioned in the middle, respectively positioning the two embryo membranes on the upper side and the lower side of the intermediate material layers, preheating the intermediate material for 2 minutes at 150 ℃ to enable paste on the surfaces of the embryo membranes to melt, starting the delay device, and pressing the embryo membranes and the intermediate material layers together to finally obtain the required wire drawing mesh composite material.
In the first step, the temperature of water bath heating is set at 60 ℃, and the prepared mixed solution is light gray and thick, if the color of the mixed solution is darker, deionized water is required to be added until the mixed solution becomes light gray.
In the second step, the thickness of the embryo membrane is set to be 0.3mm, and after the preparation of the embryo membrane is completed, the embryo membrane is required to be subjected to adaptive cutting according to the preparation size of the composite material and divided into two equal parts which are respectively used as an upper embryo membrane and a lower embryo membrane.
In the third step, the paste was applied to a thickness of 0.1mm for each layer, and the thickness of each layer of paste was superimposed once so that the total thickness of paste was 1.1mm.
In the fourth step, the laminating pressure of the laminating device is 50Kgf, the laminating roller speed is 5m/min, and the composite material is subjected to compression molding and then is required to be placed in an indoor environment at 22 ℃ for cooling and shaping.
The pressing device comprises a main body frame 1, a first driving roller set 2, two vertically symmetrical second driving roller sets 3, two vertically symmetrical heaters 4 and a pressing structure 5 are sequentially arranged between two sides of the inner wall of the main body frame 1, the pressing structure 5 comprises a lower pressing roller 51, an upper pressing roller assembly 52 and a fixing assembly 53, the lower pressing roller 51 rotates between two sides of the inner wall of the main body frame 1, and the upper pressing roller assembly 52 is positioned right above the lower pressing roller 51.
The first driving roller set 2 and the second driving roller set 3 are respectively connected with a driving structure, the first driving roller set 2 and the second driving roller set 3 are respectively used for driving different materials, the first driving roller set 2 is composed of three driving rollers which are horizontally and uniformly arranged and is used for driving middle materials, and the two second driving roller sets 3 are respectively used for conveying an upper material layer and a lower material layer;
the heater 4 is mainly used for heating three material layers, and can blow hot air upwards and downwards simultaneously, and the pressing structure 5 is mainly used for carrying out final extrusion treatment on the three material layers.
The upper press roller assembly 52 comprises a connecting seat 521 and two slide bars 522, wherein the connecting seat 521 is positioned between two sides of the inner wall of the main body frame 1, the inner side of the connecting seat 521 is rotatably connected with an upper press roller 523, two sides of the connecting seat 521 are respectively and slidably connected with the outer parts of the two slide bars 522, and the two slide bars 522 are fixedly arranged on two sides of the inner wall of the main body frame 1.
The upper press roller assembly 52 is matched with the lower press roller 51 up and down for use, and is mainly used for extruding a composite material, the connecting seat 521 is mainly used for providing support for the upper press roller 523, the upper press roller 523 can rotate on the connecting seat 521, and the two slide bars 522 are connected with the front side and the rear side of the connecting seat 521 in a sliding manner and are used for limiting the connecting seat 521, so that the connecting seat 521 can be stably arranged on the main body frame 1 and can move in the vertical direction.
The outside of slide bar 522 cup joints supporting spring 524, mounting groove 6 has all been seted up to the top both sides of main part frame 1, slide bar 522 fixed mounting in mounting groove 6.
The supporting springs 524 are located between the connecting base 521 and the mounting groove 6, and mainly provide elastic support for the connecting base 521, when the connecting base 521 moves downwards, the supporting springs 524 can be extruded to shrink, and protrusions matched with the mounting groove 6 are arranged on the front side and the rear side of the connecting base 521 and are connected with the inside of the mounting groove 6 in a sliding mode.
The fixing component 53 comprises a fixing base 531, the fixing base 531 is mounted at the top of the main body frame 1, the fixing base 531 is located right above the connecting base 521, locking blocks 532 are fixedly mounted on two sides of the bottom of the fixing base 531, the outer portions of the locking blocks 532 are clamped in the mounting grooves 6, and the bottom of the locking blocks 532 is clamped with the top ends of the sliding rods 522.
The fixed subassembly 53 is through installing at the top of main part frame 1, mainly used plays effective fixed action to last compression roller subassembly 52, and fixing base 531 sets up to the U font, installs at the top of main part frame 1 through the bolt, and two locking pieces 532 and the mounting groove 6 adaptation setting of its bottom when fixing base 531 installs at main part frame 1 top for locking piece 532 just in time the joint is in the inside of mounting groove 6, and the bottom of locking piece 532 is provided with the round hole, just in time with the top joint of slide bar 522, seals the inside of mounting groove 6 through locking piece 532, and then makes the protruding outside the connecting seat 521 can not be separated with the slide bar 522.
The middle screw thread of fixing base 531 is connected with screw thread and changes the piece 533, the bottom of screw thread changes the piece 533 with the laminating of connecting seat 521 top, the both sides of fixing base 531 all pass through the bolt with the outside both sides fixed mounting of main part frame 1.
Set up in the middle of fixing base 531 inside with screw thread groove of screw thread change 533 adaptation, through rotating screw thread change 533, make it can be on fixing base 531 vertical direction remove, its bottom is through closely laminating with the top of connecting seat 521, through screw thread change 533 downwardly moving, can extrude connecting seat 521 simultaneously downwardly moving, and then realize the position control to last compression roller 523, can be according to specific pressfitting demand, to last compression roller 523 with the interval adaptation of compression roller 51 down adjust.
When the device is used, an intermediate layer material is arranged on the first driving roller set 2, upper and lower material-shaped materials are respectively arranged on the second driving roller set 3 at the upper and lower positions, different material layers move forwards under the rotation action of the first driving roller set 2 and the second driving roller set 3, and finally are gathered at the position of the pressing structure 5, and different material layers can be effectively extruded through the pressing structure 5 to form a whole;
when the space between the pressing structures 5 needs to be adjusted, the screw rotating member 533 can be directly rotated to enable the pressing structures to move in the vertical direction on the fixed seat 531, if the space needs to be reduced, the upper press roller assembly 52 is downwardly adjusted, the connecting seat 521 can be extruded to downwardly move through the screw rotating member 533, the bottom of the connecting seat 521 can be extruded to shrink until the connecting seat 521 moves to a proper position, and the screw rotating member 533 is stopped to enable the connecting seat 521 to be kept in a fixed state;
if the spacing between the pressing structures 5 needs to be increased, the screw rotating member 533 is reversely rotated to move upwards on the fixing seat 531, and then the bottom of the connecting seat 521 is driven by the elastic force of the supporting spring 524 to move the lower pressing roller 51 upwards by the connecting seat 521 until the lower pressing roller 51 moves to a proper position, so that the screw rotating member 533 is stopped;
through setting up pressfitting structure 5, mainly used carries out pressfitting to three kinds of material layers and handles, through setting up fixed subassembly 53 and go up compression roller subassembly 52 cooperation and use, make pressfitting structure 5 possess interval adjustment function, when adjusting, only need through rotating screw thread change 533, can the high of pressure roller 523 is gone up in the quick adjustment, and then realize the interval adjustment to pressfitting structure 5, traditional fixed interval design form has been changed, can be according to the pressfitting use needs of difference, the flexibility when the greatly increased pressfitting structure 5 uses, and through setting up detachable fixed subassembly 53, can realize effectively fixing last compression roller subassembly 52 position, simultaneously when need dismantling last compression roller subassembly 52 maintenance or change, can directly dismantle fixing base 531 come down, can upwards take out last compression roller subassembly 52, maintain it alone, it is more convenient when maintenance or change.
Compared with the related art, the preparation method of the wire-drawing mesh fabric composite material convenient to attach has the following beneficial effects:
the paste with improved preparation position has stronger stability and viscosity by using the raw materials such as sodium cyanurate, acrylic acid, butyl acrylate and the like, is not easy to be influenced by external environment, can not be deteriorated after long-term exposure to external environment, has viscosity reaching 20000-30000cps, is far higher than that of the traditional paste, can be repeatedly heated, has viscosity not influenced, and further can be subjected to one-step extrusion molding when being bonded with wire-drawing mesh cloth composite materials, so that bonding time is reduced, and bonding operation is more convenient.
The foregoing description is only illustrative of the present invention and is not intended to limit the scope of the invention, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present invention.
Claims (10)
1. The preparation method of the wire drawing mesh fabric composite material convenient to attach is characterized by comprising the following operation steps of:
step one: preparation of bond paste
a. The following raw materials are weighed according to parts by weight: 20-25 parts of sodium tripolycyanate, 10-15 parts of acrylic acid, 8-12 parts of butyl acrylate, 4-8 parts of cyclohexanone, 3-6 parts of butyl acrylate, 5-10 parts of methacrylic acid, 10-15 parts of ethyl acrylate, 2-4 parts of polyacrylamide, 1-3 parts of an emulsifier and 4-8 parts of deionized water;
b. firstly mixing sodium tripolycyanate, acrylic acid and butyl acrylate together, heating the mixture in a water bath, continuously heating the mixture for 10 to 15 minutes, adding deionized water, continuously stirring the mixture for 2 to 5 minutes, and taking out the mixture to obtain a mixed solution;
c. adding cyclohexanone, butyl acrylate, methacrylic acid, ethyl acrylate and polyacrylamide into mixing equipment, setting the rotating speed at 50-60 r/min, continuously stirring for 30-40 min, then adding an emulsifying agent, and continuously stirring for 5-10 min to obtain a mixture;
d. adding the mixture obtained in the step c into heating equipment, continuously heating for 20-30 minutes at the temperature of 100-110 ℃, continuously adding the mixed solution obtained in the step b, stopping heating, slowly stirring until the temperature is reduced to 50-60 ℃, taking out, and cooling to a normal temperature state to obtain the required self-made paste;
step two: embryo membrane preparation
The following raw materials are weighed according to parts by weight: 50-80 parts of PVC, 40-60 parts of diisooctyl phthalate, 10-20 parts of acrylic acid, 8-16 parts of rosin glyceride, 2-4 parts of barium-zinc stabilizer, 0.1-0.2 part of antioxidant, 0.4-0.6 part of UV-resistant agent, 10-20 parts of nano calcium carbonate and 2-5 parts of polyacrylamide, and mixing, stirring, melting and plasticizing the raw materials to obtain an embryo membrane;
step three: pasting treatment
Selecting cut plain-weave wire drawing mesh cloth, removing surface impurities, putting the wire drawing mesh cloth into drying equipment, preheating for 2-5 minutes at 40-50 ℃, uniformly coating self-made paste prepared in the first step on two sides of the wire drawing mesh cloth for 2-3 layers, putting the wire drawing mesh cloth into the drying equipment again, heating and plasticizing at 110-120 ℃ for 5-8 minutes, taking out, and cooling to a normal temperature state to obtain an intermediate material layer;
step four: press-fit forming
And (3) respectively placing the embryo membranes and the intermediate material layers prepared in the step two into a delay device, so that the intermediate material layers are positioned in the middle, respectively positioning the two embryo membranes on the upper side and the lower side of the intermediate material layers, preheating the intermediate material for 2-3 minutes at 150-160 ℃ to enable paste on the surfaces of the embryo membranes to melt, starting the delay device, and pressing the embryo membranes and the intermediate material layers together to obtain the required wire drawing mesh composite material.
2. The method for preparing a composite wire-drawing mesh material with convenient bonding according to claim 1, wherein in the first step, the temperature of heating in a water bath is set at 60-80 ℃, and the prepared mixed solution is light grey and thick, and if the mixed solution is darker in color, deionized water is required to be added until the mixed solution becomes light grey and white.
3. The method for preparing a composite material of wire-drawing mesh cloth, which is convenient to attach, according to claim 1, wherein in the second step, the thickness of the embryo membrane is set to be 0.3-0.4mm, and after the embryo membrane is prepared, the embryo membrane is required to be subjected to adaptive cutting according to the preparation size of the composite material and divided into two equal parts, namely an upper embryo membrane and a lower embryo membrane.
4. The method for preparing a wire mesh fabric composite material for easy bonding according to claim 1, wherein in the third step, the thickness of each paste layer is 0.1-0.3mm, and the thickness of each paste layer is overlapped once, so that the total thickness of the paste is 1.1-1.3mm.
5. The method for preparing a composite material of a wire-drawing mesh cloth, which is convenient to attach, according to claim 1, wherein in the fourth step, the attaching pressure of the laminating device is 50-60Kgf, the attaching roller speed is 5-7m/min, and the composite material is subjected to compression molding and then is placed in an indoor environment at 22-25 ℃ for cooling and shaping.
6. The method for preparing the composite material of the wire-drawing mesh cloth, which is convenient to attach, according to claim 1, wherein the method is characterized in that the method is used for carrying out extrusion lamination on the composite material in the fourth step, the extrusion device comprises a main body frame, a first driving roller set, two second driving roller sets which are vertically symmetrical, two heaters which are vertically symmetrical and a pressing structure are sequentially arranged between two sides of the inner wall of the main body frame, the pressing structure comprises a lower pressing roller, an upper pressing roller assembly and a fixing assembly, the lower pressing roller is rotated between two sides of the inner wall of the main body frame, and the upper pressing roller assembly is positioned right above the lower pressing roller.
7. The method for preparing a composite wire-drawing mesh material with convenient attachment according to claim 6, wherein the upper press roller assembly comprises a connecting seat and two slide bars, the connecting seat is positioned between two sides of the inner wall of the main body frame, the upper press roller is rotatably connected to the inner side of the connecting seat, two sides of the connecting seat are respectively and slidably connected with the outer parts of the two slide bars, and the two slide bars are fixedly installed on two sides of the inner wall of the main body frame.
8. The method for preparing a composite wire drawing mesh material convenient to attach according to claim 7, wherein the outer portion of the sliding rod is sleeved with a supporting spring, mounting grooves are formed in two sides of the top of the main body frame, and the sliding rod is fixedly mounted in the mounting grooves.
9. The method for preparing a composite wire-drawing mesh material, which is convenient to attach, according to claim 8, wherein the fixing component comprises a fixing seat, the fixing seat is installed at the top of the main body frame, the fixing seat is located right above the connecting seat, locking blocks are fixedly installed on two sides of the bottom of the fixing seat, the outer parts of the locking blocks are clamped in the installation grooves, and the bottom of the locking blocks is clamped with the top end of the sliding rod.
10. The method for preparing a composite wire mesh material convenient to attach according to claim 9, wherein a screw rotating member is connected to the middle screw of the fixing seat, the bottom end of the screw rotating member is attached to the top of the connecting seat, and both sides of the fixing seat are fixedly installed with both sides of the outer portion of the main body frame through bolts.
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| CN114808598B (en) * | 2022-05-10 | 2023-04-25 | 湖北金龙新材料有限公司 | Unmanned aerial vehicle runway and laying device that high-pressure air-tight wiredrawing cloth was made |
| CN116945640B (en) * | 2023-09-21 | 2023-12-08 | 江苏美誉虹新材料科技有限公司 | Processing device and method for plain weave type wire drawing mesh cloth composite material |
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