CN213891255U

CN213891255U - Product surface modification equipment

Info

Publication number: CN213891255U
Application number: CN202022577450.0U
Authority: CN
Inventors: 范开贤
Original assignee: Modern Precision Labeling Technology Shenzhen Co ltd
Current assignee: Modern Precision Labeling Technology Shenzhen Co ltd
Priority date: 2020-11-09
Filing date: 2020-11-09
Publication date: 2021-08-06
Anticipated expiration: 2030-11-09

Abstract

The utility model belongs to the production facility field provides a product surface modification equipment, including reaction box, conveyor and UV light source, be provided with feed inlet and discharge gate on the reaction box, conveyor is used for carrying the product and makes the product can be via feed inlet and discharge gate from the reaction box in through, and the UV light source is used for sending the product of ultraviolet irradiation reaction box in order to be provided with the plane of reflection to product surface modification in the reaction box. The equipment can automatically modify the surface of a product, does not need to additionally use chemical reagents, can reduce the pollution to the environment, and has simple process and high production efficiency; in addition, the reflecting surface can improve the utilization rate of ultraviolet rays generated by the UV light source, enhance the ultraviolet intensity irradiated on the surface of a product, enable the product to be modified more quickly and better, and effectively improve the production efficiency and the modification effect.

Description

Product surface modification equipment

Technical Field

The utility model belongs to the production facility field, more specifically the utility model relates to a product surface modification equipment that says so.

Background

For a long time, the housings of some electronic products are mainly molded by using plastic materials, but with the continuous development of technology, the silica gel products can replace the original plastic materials in many aspects. Compared with plastic products, the silica gel product has better performance in many aspects, and can be formed by hot pressing or injection molding, the forming time is shorter than that of the plastic products, and the forming temperature requirement is lower, so that the forming efficiency is higher, and the production cost is lower. The surface of the silica gel product is rough after production, and the surface treatment is generally carried out on some products with higher requirements on surface finish, and the conventional surface treatment methods such as oil spraying baking and the like have high cost and low efficiency, and the used chemical agents have toxicity, can pollute the environment and can influence the body health of operators.

The photosensitive reaction that takes place when the ultraviolet ray that the UV light source produced shines the silica gel product can modify the surface of silica gel product, can effectively improve the surface finish of silica gel product from this, and the ozone that generates when the ultraviolet ray shines the heat that produces and the ultraviolet ray of part wavelength shines the air when the product surface in addition also can play the modification to the surface of silica gel product, further promotes the surface finish of silica gel product. The modification mode of irradiating the silica gel product by utilizing the ultraviolet rays of the UV light source does not need to additionally use chemical reagents, can reduce the pollution to the environment, and has lower cost and higher efficiency, thereby being more and more widely applied to the production and processing of various silica gel products, leather and other products.

In the ultraviolet irradiation modification process, the surface of the product reflects part of light, particularly, the reflectivity of the light is improved along with the improvement of the surface smoothness of the product, more light is reflected correspondingly, the light which can act on the surface of the product is weakened, and the treatment effect and the processing efficiency of the product are adversely affected.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to solve one of the technical problem that exists among the prior art at least, provide a product surface modification equipment that can improve production efficiency and modification effect.

In order to achieve the above object, the utility model adopts the following technical scheme:

there is provided a product surface modification apparatus comprising:

the reaction box is provided with a feeding hole and a discharging hole;

the conveying device is used for conveying products and enabling the products to pass through the reaction box from the feeding hole and the discharging hole;

the reflecting surface is used for reflecting ultraviolet rays which are generated by the UV light source in the reaction box and do not directly irradiate the product and/or ultraviolet rays which directly irradiate the product and are reflected by the product to the surface of the product.

Preferably, the wavelength of the ultraviolet light generated by the UV light source is 290nm to 400 nm.

Preferably, the UV light source generates ultraviolet light at a wavelength of 365nm, 385nm or 395 nm.

Preferably, the number of the UV light sources is several, and each UV light source is distributed at intervals along the conveying direction of the conveying device.

Preferably, the reaction box is provided with an exhaust hole communicated with the inner cavity of the reaction box, the exhaust hole is connected with an air extraction device, and the air extraction device is used for extracting gas in the reaction box through the exhaust hole.

Preferably, the air exhaust device comprises an air exhaust pipeline for communicating the exhaust hole with the outside air and a fan connected with the air exhaust pipeline, a filter device is arranged in the air exhaust pipeline or at the tail end of the air exhaust pipeline, and the filter device is used for purifying the gas extracted from the reaction box.

Preferably, the wall of the reaction box is provided with an air inlet channel for allowing outside air to enter the reaction box, the air inlet channel is a bent channel, and the bent channel is used for preventing light from passing through the wall.

Preferably, the reaction box is light-tight, light shielding plates are respectively arranged at the feed inlet and the discharge outlet on the reaction box, each light shielding plate is respectively used for partially shielding the feed inlet and the discharge outlet, and the size of the shielding parts of the feed inlet and the discharge outlet can be adjusted by the light shielding plates.

Preferably, a flexible baffle is arranged on one end, facing the product on the conveying device, of the shading plate.

Preferably, the conveying device is provided with a material box for placing products.

The utility model provides an its beneficial effect of product surface modification equipment lies in: in the equipment, the conveying device can convey the product, so that the product enters the reaction box from the feeding hole, then ultraviolet rays generated by the UV light source can irradiate the surface of the product in the reaction box, the surface of the product is modified, the surface characteristic of the product is changed, the surface smoothness of the product is improved, and the product is conveyed out from the discharging hole by the conveying device after the treatment is finished, so that the modification treatment of the surface of the product can be automatically carried out, no additional chemical reagent is needed, the pollution to the environment can be reduced, the process is simple, and the production efficiency is high; in addition, be provided with the plane of reflection in the reaction box in this equipment, can with the ultraviolet ray that the product was not shone to in the reaction box and/or by the ultraviolet reflection that the product reflected away to the product surface, can improve the ultraviolet utilization ratio that produces the UV light source, the ultraviolet intensity on the product surface is shone in the reinforcing for the product can be faster, better completion modification treatment, can effectively improve production efficiency and modification effect, also can reduce the energy consumption of UV light source, more energy-concerving and environment-protective.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive labor.

Fig. 1 is a schematic front view of the preferred embodiment of the present invention;

FIG. 2 is a schematic view of the internal structure of the preferred embodiment of the present invention in the front view direction;

FIG. 3 is a schematic side view of the preferred embodiment of the present invention;

fig. 4 is a schematic sectional structure view of an air inlet passage according to a preferred embodiment of the present invention.

Wherein, in the figures, the respective reference numerals:

a reaction chamber 10; a reflective surface 11; a feed inlet 12; a discharge port 13; a base 141; a housing 142; a bracket 15; an intake passage 16; an inlet end 161; an outlet end 162; a light shielding plate 171; a screw 172; a flexible flap 18; a removable door 19; a conveying device 20; a material box 21; a UV light source 30; an air extraction device 40; a waist groove 50.

Detailed Description

In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1 to 4, the preferred embodiment of the present invention provides a product surface modification apparatus, including a reaction box 10, a conveying device 20 and a UV light source 30, a feed inlet 12 and a discharge outlet 13 are provided on the reaction box 10, the conveying device 20 is used for conveying products and enabling the products to pass through the feed inlet 12 and the discharge outlet 13 from the reaction box 10, the UV light source 30 is used for emitting ultraviolet rays to irradiate the products in the reaction box 10 so as to modify the surfaces of the products, a reflecting surface 11 is provided in the reaction box 10, the reflecting surface 11 is used for reflecting the ultraviolet rays generated by the UV light source in the reaction box 10, which are not directly irradiated onto the products, and/or the ultraviolet rays directly irradiated onto the products and reflected by the products to the surfaces of the products. In the equipment, the conveying device 20 can convey the product, so that the product enters the reaction box 10 from the feeding hole 12, then ultraviolet rays generated by the UV light source 30 can irradiate the surface of the product in the reaction box 10, the surface of the product is modified, the surface characteristic of the product is changed, the surface smoothness of the product is improved, and the product is conveyed out from the discharging hole 13 by the conveying device 20 after the treatment is finished, so that the modification treatment of the surface of the product can be automatically carried out, no additional chemical reagent is needed, the pollution to the environment can be reduced, the process is simple, and the production efficiency is high; in addition, be provided with plane of reflection 11 in this equipment in reaction box 10, can with the ultraviolet ray that does not shine the product in the reaction box 10 and/or by the ultraviolet reflection that the product reflection goes out to the product surface, can improve the ultraviolet utilization ratio to UV light source 30 production, the ultraviolet intensity on the product surface is shone in the reinforcing, make the product can be faster, better completion modification treatment, can effectively improve production efficiency and modification effect, also can reduce UV light source 30's energy consumption, it is more energy-concerving and environment-protective.

As a preferred embodiment of the present invention, it may also have the following additional technical features:

referring to fig. 2, in the present embodiment, the conveying device 20 adopts a conveying belt structure, which is simple in structure and wide in application range, and in other embodiments, the conveying device 20 may also adopt other common conveying structures such as a conveying roller structure, a synchronous belt structure, a screw conveying mechanism, etc., which are well known to those skilled in the art and will not be described in detail herein. In this embodiment, the conveying device 20 is disposed on a base 141, a cover 142 covers the conveying device 20 and is connected to the base 141 to form the reaction box 10, which is convenient for processing and assembling, in other embodiments, the reaction box 10 may also be an integrated box, the conveying device 20 may be disposed in the reaction box 10, the conveying device 20 may also be disposed outside the reaction box 10, and correspondingly, a slot or the like for a product to pass through may be disposed on the reaction box 10, and those skilled in the art may flexibly adjust the conveying device according to the needs, without being limited thereto.

In this embodiment, the feeding port 12 is disposed at the front end of the reaction box 10, the discharging port 13 is disposed at the rear end of the reaction box 10, and the conveying device 20 correspondingly conveys the product in a straight line in a transverse direction, in other embodiments, the feeding port 12 and the discharging port 13 may also be disposed at other positions of the reaction box 10, for example, the feeding port 12 and the discharging port 13 may be respectively disposed at the upper end and the lower end of the reaction box 10 or disposed at the same side of the reaction box 10, and the conveying device 20 may correspondingly change its conveying manner and structure, for example, may adopt a curved shape, a U-shape, and the like, and those skilled in the art may flexibly design and. In this embodiment, a support 15 is disposed in the reaction chamber 10, the support 15 is located above the conveying device 20, the UV light source 30 is disposed at the bottom of the support 15, and power supply lines, power adapter devices, etc. of the UV light source 30 can be accommodated in the support 15, so as to facilitate installation and use. In this embodiment, the UV light source 30 adopts a light bar structure, which can provide a larger irradiation surface and make the light more uniform, and in other embodiments, the UV light source 30 can also adopt other common light source structures, which is not limited to this; meanwhile, a reflector may be selectively installed on the UV light source 30 according to actual conditions to improve the irradiation effect of the UV light source 30.

The wavelength of the ultraviolet rays generated by the UV light source 30 is preferably 290 nm-400 nm, and the ultraviolet rays can be suitable for modification of common material products such as silica gel and the like; more preferably, the wavelength of the ultraviolet light generated by the UV light source 30 is selected to be 365nm, 385nm or 395nm, the ultraviolet light with the wavelength of 365nm is particularly suitable for the modification treatment of the liquid silica gel, and the UV light source 30 for generating the ultraviolet light with the wavelength of 395nm has a simpler structure and a correspondingly lower price, which is beneficial to reducing the equipment cost. In other embodiments, those skilled in the art can flexibly select the UV light source 30 and the corresponding UV light source with other wavelengths according to the requirements of the product type, the processing requirements, and the like, but not limited thereto. In the embodiment, the reflecting surface 11 is the inner wall surface of the reaction chamber 10, and in application, the reflecting surface 11 can be formed by performing mirror surface treatment on the inner wall surface of the reaction chamber 10, attaching a reflecting film, installing a reflecting plate and other common ways, so that the structure is simple, the processing and the use are convenient, and the occupation of the internal space of the reaction chamber 10 can be reduced; in other embodiments, the reflecting surface 11 may be other common structures such as a reflecting plate, a reflecting mirror, a reflecting cover, etc. which are additionally installed in the reaction chamber 10, and those skilled in the art can flexibly adjust and select the reflecting surface according to the needs.

Referring to fig. 2, in this embodiment, the number of the UV light sources 30 is six, and each of the UV light sources 30 is distributed at intervals along the conveying direction of the conveying device 20, so that the irradiation on the surface of the product can be maintained during the conveying process, and the surface of the product can also be repeatedly modified for multiple times, thereby further improving the surface smoothness of the product, and facilitating the improvement of the product quality and the processing efficiency. In other embodiments, the number of the UV light sources 30 may be flexibly adjusted according to the need, for example, one, two, three, or any other number may be selected, and the distribution of each UV light source 30 may also be flexibly adjusted according to the need, for example, when a product with a certain thickness is modified, a part of the UV light sources 30 may be disposed at the side of the conveying device 20; when the bottom surface of the product needs to be modified, the partial UV light source 30 may be disposed below the conveyor 20, for example, but is not limited thereto. Each UV light source 30 may employ a light source that generates ultraviolet rays of the same wavelength to perform a continuous, repeated modification process on the product; light sources respectively generating ultraviolet rays with different wavelengths can also be adopted to carry out different modification treatments on the product for many times, and the skilled person can flexibly adjust the ultraviolet light sources according to the needs.

Referring to fig. 1 to 3, be provided with the exhaust hole rather than the inner chamber intercommunication on the reaction box 10, be connected with air exhaust device 40 on the exhaust hole, air exhaust device 40 is used for extracting the gas in the reaction box 10 through the exhaust hole, this structure can extract out the processing with a small amount of harmful gas that produces in the product modification treatment on the one hand, avoid harmful gas to spread out and pollute the surrounding environment and harm operating personnel health, on the other hand also can take away the heat that produces in the modification treatment in-process and the work of UV light source 30, avoid the interior high temperature of reaction box 10 and influence product quality and lead to equipment trouble. In this embodiment, the exhaust holes are disposed on the top of the reaction chamber 10, and in other embodiments, the exhaust holes may be disposed on other positions, such as the side and the bottom of the reaction chamber 10, but not limited thereto.

In this embodiment, air exhaust device 40 includes the exhaust duct that communicates exhaust hole and outside air and the fan of being connected with the exhaust duct, and the end of exhaust duct is provided with filter equipment, and filter equipment is used for purifying the gas of self-reaction box 10 extraction, so can directly absorb and handle the harmful gas that produces in the modification, avoid harmful gas to discharge to the external world and pollute all ring edge borders, be convenient for installation and use. The harmful gas produced in the modification treatment process of the silica gel product is usually formaldehyde and the like, the filtering device can adopt an activated carbon filter correspondingly, or can adopt other suitable filtering structures which can produce physical or chemical reaction with the harmful gas so as to adsorb the harmful gas or react with the harmful gas to generate harmless gas, the filters and the filtering structures are widely applied, and the technical personnel in the field can flexibly select the filters according to the needs. In some embodiments, the filter device may also be disposed inside the extraction duct; the air-extracting device 40 may not include a fan and a filter device, and may be connected to an exhaust gas collecting pipe in the plant only through an air-extracting pipe, and may perform centralized processing by using an exhaust gas processing system in the plant.

Referring to fig. 1, 2 and 4, the wall of the reaction chamber 10 is provided with an air inlet passage 16 for allowing external air to enter the reaction chamber 10, and the lower end of the air inlet passage 16 is disposed adjacent to the transfer device 20; specifically, the lower end of the air inlet channel 16 may be slightly lower than the conveying device 20, and aligned with the conveying device 20 or slightly higher than the conveying device 20, which is helpful to increase the circulation rate of the air inside and outside the reaction box 10, thereby improving the air purification and heat dissipation effects, avoiding the danger caused by the overhigh temperature of the product on the conveying device 20 and the inside of the reaction box 10, wherein the air inlet channel 16 is a curved channel for preventing the light from passing through the box wall, and being capable of preventing the ultraviolet light generated by the UV light source 30 from leaking to the outside through the air inlet channel 16, and avoiding the harm to other external devices or human bodies. In the present embodiment, the inlet passage 16 is a V-shaped passage with the inlet end 161 and the outlet end 162 being offset from each other, and in other embodiments, the inlet passage 16 may have other curved shapes such as a curve, a U-shape, a W-shape, a Z-shape, etc. In addition, in this embodiment, the side of the reaction box 10 is provided with the detachable door 19, which facilitates the maintenance of the UV light source 30 in the reaction box 10, and the air inlet passage 16 is provided on the detachable door 19, which facilitates the processing and maintenance, in other embodiments, the air inlet passage 16 may also be provided on the wall of the reaction box 10 at other positions, or the air inlet passage 16 may not be provided, but only the air inlet 12 and the air outlet 13 are used for air inlet, and the like, without being limited thereto.

Referring to fig. 3, in this embodiment, the reaction box 10 is light-tight, can further avoid ultraviolet to leak, is provided with a light screen 171 respectively in feed inlet 12 and discharge gate 13 punishment on the reaction box 10, and each light screen 171 is used for partly sheltering from feed inlet 12 and discharge gate 13 respectively, and light screen 171 is adjustable to the size of the part that shelters from of feed inlet 12 and discharge gate 13, can adjust the opening size that feed inlet 12 and discharge gate 13 supplied the product to get into to different products from this, can further reduce ultraviolet to leak. In the embodiment, the light shielding plate 171 can be vertically slidably arranged on the reaction box 10, the light shielding plate 171 is provided with the elongated waist groove 50, the long axis of the waist groove 50 is arranged along the sliding direction of the light shielding plate 171, the screw 172 penetrates through the waist groove 50 to fix the light shielding plate 171 on the reaction box 10, and in use, the screw 172 is only required to be loosened to move the light shielding plate 171 to a required position and then the screw 172 is locked to complete adjustment, so that the structure is simple, and the processing and the use are convenient; in other embodiments, the light shielding plate 171 may also move relative to the reaction chamber 10 in other manners such as swinging to adjust the size of the shielding portion, or the light shielding plate 171 itself may be adjustable in a retractable structure, a foldable structure, and the like, which can be flexibly selected by those skilled in the art according to the needs.

The end, facing the product on the conveying device 20, of the light screen 171 is provided with a flexible blocking piece 18, so that the light screen 171 can be prevented from colliding with the product in the adjusting process, and in use, the flexible blocking piece 18 and the light screen 171 can partially block the feeding hole 12 and the discharging hole 13; or the flexible baffle plate 18 can be arranged to be close to the conveying device 20 at the bottom so as to close the feed inlet 12 and the discharge outlet 13 together with the light shielding plate 171, the flexible baffle plate 18 can be automatically pushed open when the product passes through the feed inlet 12 and the discharge outlet 13, and the flexible baffle plate 18 can shield the feed inlet 12 and the discharge outlet 13 together with the light shielding plate 171 at the rest time so as to prevent ultraviolet ray leakage.

Referring to fig. 2, in this embodiment, the conveying device 20 is provided with a material box 21 for placing a product, so as to facilitate taking, placing and positioning of the product, the material box 21 may be made of a suitable material such as a blister material, and the shape thereof may be flexibly adjusted according to the shape and size of the product. In other embodiments, the product may be placed directly on the conveyor 20 for conveying the product.

The above additional technical features can be freely combined and used in superposition by those skilled in the art without conflict.

The utility model provides a product surface modification equipment, the surface modification of specially adapted silica gel product handles, also can be applicable to the surface treatment of other suitable material products such as rubber, plastics equally.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. An apparatus for modifying the surface of a product, comprising:

the reaction tank (10) is provided with a feeding hole (12) and a discharging hole (13);

conveying means (20) for conveying the product and enabling the product to pass from the inside of the reaction box (10) through the inlet (12) and the outlet (13);

the UV light source (30) is used for emitting ultraviolet rays to irradiate the product in the reaction box (10) so as to modify the surface of the product; the reaction box (10) is internally provided with a reflecting surface (11), and the reflecting surface (11) is used for reflecting ultraviolet rays which are generated by a UV light source in the reaction box (10) and do not directly irradiate on a product and/or ultraviolet rays which directly irradiate on the product and are reflected by the product to the surface of the product.

2. The apparatus for modifying the surface of a product according to claim 1, wherein the UV light source (30) generates UV light having a wavelength of 290nm to 400 nm.

3. A product surface modification apparatus as claimed in claim 2, characterized in that the UV light source (30) generates UV light at a wavelength of 365nm, 385nm or 395 nm.

4. A product surface modification apparatus as claimed in any one of claims 1 to 3, wherein the number of UV light sources (30) is several, and the UV light sources (30) are spaced apart along the conveying direction of the conveyor (20).

5. The apparatus for modifying the surface of a product according to any one of claims 1 to 3, wherein the reaction chamber (10) is provided with a vent hole communicating with the inner cavity of the reaction chamber, and the vent hole is connected with a gas-extracting device (40), and the gas-extracting device (40) is used for extracting the gas in the reaction chamber (10) through the vent hole.

6. A product surface modification apparatus as claimed in claim 5, characterized in that the air extraction device (40) comprises an air extraction duct communicating the exhaust hole with the outside air and a fan connected to the air extraction duct, and a filter device is arranged in the air extraction duct or at the end of the air extraction duct and is used for purifying the gas extracted from the reaction chamber (10).

7. The apparatus for modifying the surface of a product according to claim 5, wherein the wall of the reaction chamber (10) is provided with an air inlet channel (16) for the external air to enter the reaction chamber (10), and the air inlet channel (16) is a curved channel.

8. The product surface modification equipment of any one of claims 1 to 3, wherein the reaction box (10) is light-tight, light-shielding plates (171) are respectively arranged on the inlet (12) and the outlet (13) of the reaction box (10), each light-shielding plate (171) is respectively used for partially shielding the inlet (12) and the outlet (13), and the size of the shielding part of the inlet (12) and the outlet (13) by the light-shielding plates (171) is adjustable.

9. The apparatus for modifying the surface of a product as claimed in claim 8, characterized in that the shutter (171) is provided with a flexible flap (18) towards the end of the product on the conveyor (20).

10. A product surface modification apparatus according to any one of claims 1 to 3, characterized in that a material box (21) for placing the product is arranged on the conveying device (20).