阅读说明：本技术 一种仿金属丝网布的烫金工艺 (Gold stamping process of metal wire mesh-like cloth ) 是由 蔡国浦 于 2020-06-03 设计创作，主要内容包括：本发明公开了一种仿金属丝网布的烫金工艺,涉及烫金技术领域,旨在解决网布折叠以后无法回弹,无金属质感,亮度低,容易氧化形成斑点的问题,其技术方案通过准备编织好的布基层,通过浸染使布基层上印染好基础色；在布基层上加入定色剂对其定色；烘干,烘干后通过室温冷却干燥后将其放入镀铝机；蒸镀；蒸镀后降温；降温后在布基层镀有铝薄膜的表面通过光固化设备压覆保护膜层；展平后进行数据测量,并进行卷料放置。本发明的一种仿金属丝网布的烫金工艺可以有效解决防金属丝网折叠无法回弹的效果,也解决了容易氧化的缺点,同时也解决了塑料丝网没有金属质感,亮度低的问题。(The invention discloses a gold stamping process of metal wire-like mesh cloth, which relates to the technical field of gold stamping and aims to solve the problems that the mesh cloth cannot rebound after being folded, has no metal texture, low brightness and is easy to oxidize to form spots; adding a fixing agent on the cloth base layer to fix the color of the cloth base layer; drying, cooling and drying at room temperature, and putting the aluminum alloy into an aluminum plating machine; evaporation; cooling after evaporation; after cooling, pressing and covering a protective film layer on the surface of the cloth base layer plated with the aluminum film through photocuring equipment; and carrying out data measurement after flattening, and placing the coil stock. The gold stamping process of the metal wire mesh imitating cloth can effectively solve the effect of preventing the metal wire mesh from being folded and incapable of rebounding, also solves the defect of easy oxidation, and simultaneously solves the problems that a plastic wire mesh has no metal texture and low brightness.)

1. A gold stamping process of metal wire mesh cloth is characterized in that: the method comprises the following steps:

step 1: preparing a woven fabric base layer, and dyeing the fabric base layer by dip-dyeing to obtain a base color;

step 2: adding a fixing agent on the cloth base layer to fix the color of the cloth base layer;

and step 3: drying the cloth base layer at the temperature of 30-45 ℃ for 20-40min, cooling and drying at room temperature after drying, and putting the cloth base layer into an aluminum plating machine;

and 4, step 4: plating an aluminum film on the surface of the cloth substrate placed in an aluminum plating machine in an evaporation mode;

and 5: the evaporation method comprises the steps of starting a power supply of the equipment, starting a water pump and an air pump, starting 15 pumps for vacuumizing, starting a booster pump, installing an evaporation boat, installing a cloth substrate layer, adjusting and stabilizing the pressure value in a vacuum chamber, adjusting the temperature and the wire feeding speed of the evaporation boat, evaporating an aluminum film, cooling, recording thickness measurement data and finishing the equipment;

step 6: cooling, namely flattening the cloth base layer covered with the aluminum film to reduce the temperature to normal temperature;

and 7: after cooling, pressing and covering a protective film layer on the surface of the cloth base layer plated with the aluminum film through photocuring equipment;

and 8: and carrying out data measurement after flattening, and placing the coil stock.

2. The gold stamping process of the wire-like mesh cloth according to claim 1, wherein: in the step 4, the thickness of the aluminum film plated on the cloth base layer is 0.025-0.04 um.

3. The gold stamping process of the wire-like mesh cloth according to claim 1, wherein: in the step 5, the pressure value is-1-5.5 mpa during evaporation, the wire feeding speed is controlled at 80-100m/min, and the temperature in the evaporation boat is controlled at 1300-1400 ℃, so that the aluminum wire is melted at high temperature and evaporated to be gaseous aluminum, and the gaseous aluminum moves in the vacuum chamber to the cloth substrate for deposition.

4. The gold stamping process of the wire-like mesh cloth according to claim 3, wherein: and 5, cooling by a cooling system in the aluminum plating machine, wherein the cooling temperature range is-18 to-15 ℃.

5. The gold stamping process of the wire-like mesh cloth according to claim 1, wherein: in the step 8, the mass ratio of the UV gold oil to the rosin water is 1: 1 forming a protective film coating, and coating the protective film coating at a speed of 75m/min or less.

6. The gold stamping process of the wire-like mesh cloth according to claim 5, wherein: and 8, irradiating the protective film coating and the curing adhesive by ultraviolet lamp light through the light curing equipment, wherein the power of an ultraviolet light source is 3-8kw, the irradiation times are 3-6 times, and the irradiation time is 5-30 s.

7. The gold stamping process of the wire-like mesh cloth according to claim 1, wherein: the thickness of the cloth substrate layer is 0.01-0.015 um.

8. A wire mesh cloth is imitated, which is characterized in that: prepared by the process of claims 1 to 7.

Technical Field

The invention relates to the technical field of gold stamping, in particular to a gold stamping process of a metal wire mesh-like cloth.

Background

The existing metal mesh cloth has good glossiness and good decorative effect, and is used as decorative materials of various building materials, so the metal mesh cloth is widely applied, and has an attractive decorative effect, the existing metal mesh cloth has poor rebound effect and cannot reasonably deform to adapt to various environments for use, meanwhile, the metal mesh cloth is increased along with the service life, the metal mesh cloth is easily oxidized to form spots, the integral service performance is low, the existing metal mesh cloth is also prevented, most of the traditional metal mesh cloth preventing processes in the market adopt common vacuum aluminum plating cast films to be compounded with other films (such as BOPP films), the phenomenon of aluminum layer transfer or the condition of small peeling force can occur, the composite films are easily layered, and the quality guarantee period of the products is seriously influenced. The common vacuum aluminized cast film generally adopts a three-layer structure: the corona layer is made of homopolymerized or copolymerized polypropylene, the middle layer is made of homopolymerized polypropylene, the heat sealing layer is made of copolymerized polypropylene, the tape casting method is used, and aluminum is plated on the corona layer after film forming. However, after the corona layer is aluminized, the adhesion of the aluminum layer is not very high, which may affect the subsequent compounding effect.

For example, the manufacturing process of the CN201210129185.7 imitation stainless steel metal wire drawing film is technically characterized in that the surface of one surface of a base film is subjected to wire drawing treatment by a special wire drawing machine tool, and carborundum with different grain diameters is selected to be matched with each other to form wire drawing grains with different depths and densities; corona treatment on two surfaces of the base film to enhance the adhesion of the base film surface; a pre-coating layer is formed on the base film by coating methyl methacrylate coating to enhance the adhesive force of the surface of the base film; the medium layer formed by coating the acrylic acid coating between the base film and the aluminized layer improves the connection fastness between the base film and the aluminized layer, the oil pigments with different colors are added into the UV coating to form the UV coating with corresponding colors, and after the finished product is made, the wire drawing film with corresponding colors can be embodied due to the different colors of the UV coating, so that the product color is more diversified; the protective layer coated on the aluminum-plated layer ensures that the aluminum-plated layer is not oxidized, thereby ensuring the impression effect of the product; the UV coating coated on the base film enhances the scratch resistance and the corrosion resistance of the product, the metal wire drawing prevention film manufactured by the process improves the structural fastness of the product and ensures the optimal use effect of the product, so that the product can show different glossiness effects from matte to highlight,

the process is used for achieving the metal-like effect of the base material after being processed through the process, the base cloth has the metal effect through another new process, and the new process can effectively solve the problems that the base cloth cannot rebound after being folded, does not have metal texture, is low in brightness, is easy to oxidize to form spots and the like.

Disclosure of Invention

Aiming at the defects in the prior art, the invention aims to provide a gold stamping process of a metal wire mesh imitating cloth, which solves the problems that the metal wire mesh cloth cannot rebound after being folded, has poor metal texture and low brightness, and is easy to oxidize to form spots.

The technical purpose of the invention is realized by the following technical scheme: a gold stamping process of metal wire mesh cloth is characterized in that: the method comprises the following steps:

step 1: preparing a woven fabric base layer, and dyeing the fabric base layer by dip-dyeing to obtain a base color;

through the steps, the arranged cloth base layer is made of the mesh cloth woven by the artificial fibers (nylon), the thickness of the cloth base layer is 0.01-0.015um, the cloth base layer is dyed, the basic color is processed, later-stage evaporation is facilitated, and the best effect is achieved.

Step 2: adding a fixing agent on the cloth base layer to fix the color of the cloth base layer;

through the steps, the fixing agent is added, so that the dyed fabric base layer is more stable in color and not easy to fade, the vividness of the base color is kept, the assistant for improving the color moisture-proof treatment fastness of the dye on the fabric can be improved, the dye can show an effective light reflection effect after subsequent evaporation, and the fixing agent is the existing mature technology and can be directly obtained, and is not described in detail herein.

And step 3: drying the cloth base layer at the temperature of 30-45 ℃ for 20-40min, cooling and drying at room temperature after drying, and putting the cloth base layer into an aluminum plating machine;

through the steps, after the fixing agent is added, the cloth base layer is dried for 20-40min at the temperature of 30-45 ℃, dried through a dryer and cooled at room temperature, the dried cloth base layer is used for stabilizing the dyed cloth base layer through drying, and the dried cloth base layer is placed on a conveying roller of an aluminum plating machine.

And 4, step 4: plating an aluminum film on the surface of the cloth substrate placed in an aluminum plating machine in an evaporation mode;

through the steps, the aluminum film is plated on the cloth base layer placed in the aluminum plating machine, the thickness range of the aluminum film is controlled to be 0.025-0.04um, the reasonable thickness is controlled, and the resilience effect of the aluminum film can be ensured after the aluminum film is integrally evaporated conveniently.

And 5: the evaporation method comprises the steps of starting a power supply of the equipment, starting a water pump and an air pump, starting 15 pumps for vacuumizing, starting a booster pump, installing an evaporation boat, installing a cloth substrate layer, adjusting and stabilizing the pressure value in a vacuum chamber, adjusting the temperature and the wire feeding speed of the evaporation boat, evaporating an aluminum film, cooling, recording thickness measurement data and finishing the equipment;

through the steps, the specific evaporation method is that the power supply of the equipment is turned on, then the water pump and the air pump are turned on for pretreatment, then the 15 pump is turned on, the booster pump is turned on after the 15 pump is turned on for 1-3 minutes so as to conveniently control the pressure value in the vacuum chamber, after the air pressure device is controlled to be turned on stably, the evaporation boat is installed, then the cloth substrate layer wound on the conveying roller is placed at a processing position and fixed so as to realize feeding, after 1.5-2 hours, the vacuum degree in the booster pump reaches 10-2mbr, and simultaneously the pressure value reaches-1 mpa, the current of each circuit is adjusted so that the tension value reaches 35 multiplied by 10-5-40 multiplied by 10-5N, the optimal value is 38 multiplied by 10-5N, then vacuum pumping is carried out, when the pressure value in the vacuum chamber is-1-5.5 mpa, and the vacuum degree is 10-4mbr, the wire feeding speed on the evaporation boat is adjusted, stabilizing the wire feeding speed at 80-100m/min, controlling the temperature in the evaporation boat at 1300-1400 ℃, feeding the aluminum wire into the evaporation boat, melting and evaporating the aluminum wire into gaseous aluminum through high temperature, observing the brightness condition of the evaporation boat and the wire feeding change, starting a cooling source to cool the aluminum wire under the condition that the pressure value in a vacuum chamber is controlled at-1-5 mpa, allowing the gaseous aluminum to pass through the vacuum chamber from the evaporation boat, allowing the gaseous aluminum to move in the vacuum chamber to the cloth substrate layer to deposit, forming a layer of bright aluminum film on the cloth substrate layer, cooling the aluminum film by a cooling system in an aluminum plating machine, rapidly cooling the cloth substrate layer coated with the aluminum film at-18-15 ℃, rapidly fixing the gaseous aluminum onto the cloth substrate layer to deposit through cooling, immediately opening a bin to take out the material, and then measuring the thickness and the flatness of the finished product, after the power supply related to the equipment is turned off, and the aluminum film is attached to the cloth substrate layer through the operation, the overall brightness is improved, and the aluminum film has good metal texture and good resilience performance.

Step 6: cooling, namely flattening the cloth base layer covered with the aluminum film to reduce the temperature to normal temperature;

through the steps, partial residual heat still exists on the surface of the cloth taken out of the aluminum plating machine, and the cloth is directly collected, so that the just-processed aluminum film is easily contacted and rubbed to influence the overall brightness, and the cloth is flatly unfolded until being completely cooled, so that the evaporation effect is ensured to reach the optimal state.

And 7: after cooling, pressing and covering a protective film layer on the surface of the cloth base layer plated with the aluminum film through photocuring equipment;

through the steps, the protective film layer is prepared by mixing UV gold oil and rosin water in a mass ratio of 1: 1 forming a protective film coating, curing the protective film coating to form a protective film layer, coating the protective film coating at a speed of less than 75m/min, placing mesh suitable for a conveying roller for conveying cloth on a square meter of 80-600 g/square meter, curing the protective film coating by ultraviolet lamp light irradiation through a photo-curing device, wherein the power of an ultraviolet light source is 3-8kw, the irradiation frequency is 3-6 times, the irradiation time is 5-30s, the irradiation time and the irradiation frequency are reasonably adjusted according to different adjusted ultraviolet light source powers, and drying the protective film layer at the temperature of 90-120 ℃ to form the protective film layer, so that the aluminum film is effectively prevented from being oxidized to form spots.

And 8: and carrying out data measurement after flattening, and placing the coil stock.

Through the steps, the whole artificial fiber gold stamping film is prepared, finally, the thickness and the flatness of the artificial fiber gold stamping film are measured, and the thickness of the aluminum layer of the aluminum film is tested according to GB/T15717-1995 vacuum coating thickness test method and resistance method, so as to meet the processing requirements of products.

The metal wire mesh cloth is manufactured in the above mode.

In conclusion, the invention has the following beneficial effects: the imitation metal wire mesh cloth manufactured by the method solves the problem that the metal wire mesh can not rebound after being folded, simultaneously solves the defect of easy oxidation through the designed related protective film, also solves the problems that the plastic wire mesh has no metal texture and low brightness, achieves the combination of the advantages of the two wire meshes, and solves the problem in the field.

Drawings

FIG. 1 is a schematic structural diagram of the whole of a wire mesh cloth in the gold stamping process of the metal wire mesh cloth of the present invention;

FIG. 2 is a schematic cross-sectional view of a web of the present invention.

In the figure: 1. a cloth substrate layer; 2. an aluminum thin film; 3. and (5) a protective film layer.

Detailed Description

The invention is described in detail below with reference to the figures and examples.

A gold stamping process of metal wire mesh cloth comprises the following steps:

step 1: preparing a woven cloth base layer 1, printing and dyeing a base color on the cloth base layer 1 through dip dyeing, and controlling the thickness of the cloth base layer 1 to be 0.01-0.015 mu m;

step 2: a fixing agent is added on the cloth base layer 1 to fix the color of the cloth base layer so as to keep the vividness of the basic color and enable the cloth base layer to present an effective light reflecting effect after subsequent evaporation;

and step 3: drying the cloth base layer 1 at the temperature of 30-45 ℃ for 20-40min, cooling and drying at room temperature after drying, and putting the cloth base layer into an aluminum plating machine;

and 4, step 4: plating an aluminum film 2 on the surface of a cloth base layer 1 placed in an aluminum plating machine in an evaporation mode, controlling the thickness range of the aluminum film 2 to be 0.025-0.04um, stabilizing the dyed cloth base layer 1 through drying treatment, and placing the dried cloth base layer 1 on a conveying roller of the aluminum plating machine;

and 5: the evaporation method comprises the steps of starting a power supply of the equipment, starting a water pump and an air pump, starting a 15-pump pumping vacuum, starting a booster pump after 1-3 minutes, installing an evaporation boat, installing a cloth substrate 1, adjusting and stabilizing the pressure value (the pressure value is-1-5.5 mpa and the vacuum degree is 10-4 mbr) in a vacuum chamber, adjusting the temperature and the wire feeding speed of the evaporation boat (80-100 m/min and the temperature in the evaporation boat is controlled at 1300 and 1400 ℃), evaporating an aluminum film (the pressure value in the vacuum chamber is controlled at-1-5 mpa), cooling (the cooling temperature range is-18 to-15 ℃), recording thickness measurement data, and arranging the equipment (the thickness range of the aluminum film 2 is controlled at 0.025-0.04 um);

step 6: cooling, namely flattening the cloth base layer 1 covered with the aluminum film 2 to reduce the temperature to normal temperature until the cloth base layer is completely cooled so as to ensure that the evaporation effect reaches the optimal state;

and 7: after cooling, the surface of the aluminum film 2 plated on the cloth base layer 1 is pressed by a light curing device to cover the protective film layer 3, and the protective film layer 3 is prepared by mixing the UV gold oil and the rosin water in a mass ratio of 1: 1, forming a protective film coating, curing the protective film coating to form a protective film layer 3, coating the protective film coating at a speed of less than 75m/min, placing screen cloth suitable for a conveying roller for conveying cloth on a square meter of 80-600 g/square meter, and curing the protective film coating by using a photo-curing device through ultraviolet lamp light irradiation, wherein the power of an ultraviolet light source is 3-8kw, the irradiation times are 3-6 times, and the irradiation time is 5-30 s;

conveying the screen cloth by a conveying roller: 80g per square meter, coating speed: 75m/min, the power of an ultraviolet light source is 3-4kw, the irradiation time is 6-8s, and the irradiation times are 5 times;

conveying the screen cloth by a conveying roller: 100g per square meter, coating speed: 60m/min, 5-6kw of ultraviolet source power, 6-8s of irradiation time and 3 times of irradiation times;

conveying the screen cloth by a conveying roller: 200g per square meter, coating speed: 60m/min, the power of an ultraviolet light source is 3-4kw, the irradiation time is 10-15s, and the irradiation times are 5 times;

conveying the screen cloth by a conveying roller: 400g per square meter, coating speed: 50m/min, the power of an ultraviolet light source is 6-8kw, the irradiation time is 10-15s, and the irradiation times are 5 times;

conveying the screen cloth by a conveying roller: 600 g/square meter, coating speed: 45m/min, the power of an ultraviolet light source is 4-6kw, the irradiation time is 15-30s, and the irradiation times are 6 times;

can effectively solidify protection film layer 3 on aluminium film 2 surface through above adjustment mode, form stable effectual protection effect, effectively prevent that aluminium film 2 from oxidizing and forming the spot.

And 8: and measuring the data after flattening, placing the coil stock, measuring the thickness and the flatness of the aluminum layer, and testing the thickness of the aluminum layer of the aluminum film 2 according to GB/T15717-1995 vacuum coating thickness test method and resistance method to meet the processing requirements of products.

The metal wire-like mesh cloth is prepared by adopting the method, and experiments prove that the whole aluminum film 2 has metal texture and high brightness under the parameters; the metal wire mesh cloth has good resilience after being folded, cannot be easily oxidized to form spots, and has lasting effect.

The evaporation process is conventional operation in the field, and on the basis of keeping the original operation mode, the new process is formed by adding new technical index control and simplifying related construction steps, so that the new process is combined, the result of the new process achieves a better effect, the rejection rate is effectively reduced, the production efficiency can be greatly improved, and the production yield is improved.

The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the invention may occur to those skilled in the art without departing from the principle of the invention, and are considered to be within the scope of the invention.