CN216459813U - Production equipment of ultraviolet-resistant waterproof roll - Google Patents

Abstract

The utility model relates to the field of waterproof coiled material production, in particular to production equipment of an ultraviolet-resistant waterproof coiled material, which comprises a traction device for drawing a main material, a coating device for coating a plurality of coating layers on one side of the main material, a sanding device for sanding the surface of the coating layers, a pressing roller set for pressing sand grains into the coating layers to form sand layers and a spraying device for spraying paint on the sand layers, wherein the coating device, the sanding device, the pressing roller set and the spraying device are sequentially arranged, and the sanding device and the spraying device are arranged on one side of the coating layers coated on the main material. The utility model is used for producing the waterproof coiled material with the multilayer modified asphalt coating layer, so that the prepared coiled material has multiple performances and an anti-ultraviolet function, the equipment structure is simple, the integration level is high, and the production efficiency and the product yield are improved.

Description

Production equipment of ultraviolet-resistant waterproof roll

Technical Field

The utility model relates to the field of waterproof roll production, in particular to production equipment of an anti-ultraviolet waterproof roll.

Background

The high polymer modified asphalt waterproof coiled materials mainly used at present are divided into non-filled coiled materials and filled coiled materials according to the presence or absence of a filled base layer. The covering process of the coiled material with the tire comprises a dip-coating method and a roll-coating method, wherein the dip-coating method is mainly adopted in the current production, the process is that the tire base layer is drawn to a dipping tank for pre-dipping, asphalt fills gaps among fibers of the tire base layer, the surface of each fiber of the tire base layer is subjected to asphalt treatment, part of water remained in the tire base layer is driven out to form a protection effect, the pre-dipping material is fully squeezed and dried after the tire base layer is pre-dipped, the pre-dipping material is rapidly cooled and then drawn to a covering tank, the tire base layer is laminated into a high polymer asphalt covering material by a liftable oiling roller, after the two surfaces of the tire base layer are dipped and coated by the covering material, the redundant covering material on the surface of the tire base layer is squeezed by the covering roller, and the thickness of the coiled material and the uniformity of the coating are controlled; the covering process of the roll coating method is different from that of the dip coating method, the base layer of the tire does not enter a covering groove but is horizontally pulled, the covering material is coated on the surface of the base layer of the tire in a spraying or pouring mode, and then a coating roll is adopted for rolling, so that the waterproof roll with uniform coating and proper thickness is formed.

The cover coating process generally uses the same cover coating material, so that only an asphalt coiled material with a single-layer cover coating can be prepared, the asphalt coiled material only has one performance, if the asphalt coiled material with a plurality of cover coatings needs to be prepared so as to enable the asphalt coiled material to have more than two different performances, the current dip coating method and the roller coating method are difficult to realize, if the dip coating method is used for dipping a plurality of cover coatings on a tire base, the asphalt is dipped and coated on the tire base through a plurality of groups of cover coating grooves, the cover coating material which is firstly dip-coated can pollute the cover coating material which is subsequently dip-coated, so that the performance of the cover coating material which is subsequently dip-coated can not meet the requirement of the formula design, the cover coating layer which is subsequently dip-coated needs to be designed to be thicker so as to meet the performance requirement, thus the material waste and the cost increase are caused, and the process is more complicated.

In addition, most of traditional waterproofing membrane does not possess the ability of anti ultraviolet effect, and in the work progress, waterproofing membrane exposes in natural environment, through sunlight irradiation, the performance of coiled material can attenuate, shows to descend in aspects such as peel strength reduction, tensile strength, elongation, seriously influences the water-proof effects and the life of coiled material.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to overcoming at least one of the disadvantages of the prior art, and to provide an apparatus for producing an ultraviolet-resistant waterproof roll material, which is used to produce an ultraviolet-resistant waterproof roll material having a plurality of coating layers.

The utility model adopts the technical scheme that the production equipment of the ultraviolet-resistant waterproof coiled material comprises a traction device for drawing a main material, a coating device for coating a plurality of coating layers on one side of the main material, a sanding device for sanding the surface of the coating layers, a pressing roller set for pressing sand grains into the coating layers to form sand layers and a spraying device for spraying paint on the sand layers, wherein the coating device, the sanding device, the pressing roller set and the spraying device are sequentially arranged, and the sanding device and the spraying device are arranged on one side of the coating layers coated on the main material.

In the technical scheme, the coating device coats a plurality of coating layers on one side of a main material, the coating layers can be made of common materials of the main coating layers, so that the main performance characteristics such as high temperature resistance, low temperature resistance, high tensile force, high elongation and the like are provided for the coiled material, and asphalt materials with special performances such as high bonding strength, ultraviolet resistance, high saline-alkali resistance, permeability resistance or root puncture resistance can be selected; the surface of the main material is directly coated with the multi-layer coating layer, so that the coating difficulty is reduced, the deformation of the main material is avoided, and the production efficiency and the yield of products can be improved; in addition, in the coating process, the coating device ensures that the coating layer coated firstly does not pollute the coating material to be coated subsequently, and avoids influencing the performance of each coating layer.

Preferably, the main body material is one or more of HDPE, TPO and EVA sheets, and the thickness of the main body material is 0.5-1.50 mm.

The traditional forming process of the modified asphalt coiled material comprises extrusion forming, blade coating forming, roll rolling forming and the like, the forming process of the high polymer coiled material comprises plasticizing extrusion forming, blade coating forming and the like, the forming methods of the two are different, so that the production cannot be carried out by one set of equipment in the current production process, and the tire base shrinkage is easily caused by the reasons of high production line speed, insufficient tire base cloth strength, large material thickness or no high temperature resistance of a sizing adhesive and the like in the production of the traditional modified asphalt coiled material, and the product with insufficient width is easy to appear. And low-carbon production can be realized.

Further, the coating device comprises a back rubber roll, a coating head used for coating the double-layer coating layer on the surface of the main body material and a feeding device used for feeding materials to the coating head, the feeding device is connected with the coating head, the back rubber roll is arranged on one side, which is not coated with the coating layer, of the main body material, and the back rubber roll and the coating head are opposite in position.

In the technical scheme, the gum roller is used for drawing the main body material and continuously coating the main body material; the mode of pump pressure formula feed is adopted, uses feedway to the coating head feed, and the material of scribbling covers is stored in airtight storage tank, realizes scribbling the stable supply of cover material, and whole journey is airtight operation, avoids using open-type equipment to lead to pitch flue gas to escape, pollutes the workshop environment, influences operating personnel health, and in the coating process, can heat the coating head according to the required temperature of pitch coating, avoids pitch temperature to hang down excessively, influences coating layer thickness and scribble and cover efficiency.

Still further, the coating head is a double-lip coating head; the feeding device comprises a first feeding pump and a second feeding pump which are respectively connected with the two coating lips of the coating head.

According to the technical scheme, the double-lip coating head can simultaneously coat two layers of coating materials on the surface of a main body material, the first feeding pump and the second feeding pump are respectively connected with different coating material storage tanks, the coating materials with different formulas are conveyed to coating lips, and the coating thickness is adjusted by adjusting the opening degree of the double coating lips, the distance between the double coating lip coating head and a back rubber roll and controlling the pump pressure of the feeding pump according to the viscosity of the selected coating materials, so that the coating materials are uniformly coated on the surface of the main body material to form the effect of double coating, further the modified asphalt coiled material with multilayer composite performance is manufactured, the production efficiency is improved, a coating groove and a coating roll are not needed to be arranged, the cross contamination of different coating materials in the coating process is avoided, the production equipment is simplified, and the equipment volume is reduced.

Preferably, the distance between the back rubber roll and the coating head is 0.55-1.7 mm.

In the technical scheme, the distance between the back rubber roll and the coating head is slightly larger than the sum of the thicknesses of the double-layer coating layers to be coated, and is generally 0.55-1.7 mm, so that the thickness of each coating layer to be coated cannot be too thin and can generally reach the thickness of more than 0.4mm, further, all performances of the waterproof roll can meet requirements, the size of the distance can be controlled according to the viscosity of the coating material, if the viscosity of the coating material is small, the distance can be properly reduced, if the viscosity of the coating material is large, the distance can be properly increased.

Preferably, the width of the coated double-layer coating layer is slightly larger than that of the main material. The coating width is large, so that water can be prevented from entering the main body material and the asphalt waterproof coiled material from the side gap of the double-layer coating layer, and the waterproof effect of the coiled material is ensured.

Preferably, one side of the coiled material is provided with a lap edge, and the width of the lap edge is 80-100 mm. The overlapping edges are arranged so that a plurality of coiled materials are connected through welding, the bonding effect between the coiled materials is improved, and the hidden danger of water seepage at the connecting position between the coiled materials is avoided.

Furthermore, the pressing roller group comprises a first pressing roller arranged on one side of the coating layer coated on the main material and a second pressing roller arranged on the other side of the main material, the first pressing roller and the second pressing roller are arranged oppositely, the distance between the first pressing roller and the second pressing roller is slightly smaller than the thickness of the coiled material to form a pressing point, and the sand grains are pressed into the coating layer at the pressing point to form a sand layer.

Preferably, the sand grains are one or more of mullite sand and reaction sand, and the fineness of the sand grains is 30-80 meshes. The specially processed sand such as mullite sand, reaction sand and the like has good acid and alkali resistance, good bonding property with concrete, more edges and corners on the surface, good bonding capability with a coating layer, non-permeability when covering the surface of the coating layer, and better ultraviolet irradiation resistance.

Preferably, the first pressing roller and the second pressing roller provide 0.05-0.1 MPa pressing pressure for the coiled material at the pressing point.

Still further, the first pressing roller is a movable roller connected with a driving device.

In the technical scheme, the first pressing roller and the second pressing roller form a pressing point, a main material is coated with asphalt on one side through a coating device, the surface of the coating layer is sanded through a sanding device, then the first pressing roller and the second pressing roller are matched at the pressing point to press sand grains into the coating layer to form a sand layer through a pressing roller set, therefore, the distance between the first pressing roller and the second pressing roller is slightly smaller than the thickness of a coiled material, the pressing pressure is controlled within a certain range, the temperature of the first pressing roller and the temperature of the second pressing roller are kept within a certain range, the coating layer can be heated, the viscosity is slightly reduced, proper pressure is provided through the bonding of the bonding roller and the second back-gluing roller, the sand grains can be pressed into the surface of the coating layer, the sand layer is uniformly covered on the surface of the coating layer, and the performance of the coating layer cannot be influenced due to the fact that the sand grains are pressed into the coating layer.

Further, a temperature control device is arranged between the coating device and the sanding device, the temperature control device is used for controlling the temperature of the coating layer, and the temperature control device is far infrared heating equipment or a cooling water pool.

Preferably, the heating temperature of the far infrared heating equipment is controlled to be 70-180 ℃, and the temperature of cooling water in the cooling water pool is 10-50 ℃.

Because the coating material is difficult to stick sand grains when the temperature of the coating material is too low, the coating layer cannot be completely covered by the sand grains, and the coating material is too soft when the temperature of the coating material is too high, the sand grains are adhered more, the sand consumption is increased, the surface is subjected to virtual adhesion, the sand grains are easy to be pressed into the coating layer when subsequently pressed by the pressing roller set, and the performance of the coating layer is influenced, therefore, in the technical scheme, the temperature of the coating layer coated on the surface of the main material is accurately controlled to be 50-80 ℃ by arranging the temperature control device, the coating layer is kept at a certain viscosity, the sand amount adhered to the surface of the coating layer is controlled, the uniform coverage of the sand layer on the surface of the coating layer is ensured, the phenomena of sand shortage, sand falling and the like are avoided, the sand sedimentation and the sand sticking depth can be further controlled, and the performance of the coating layer is prevented from being damaged.

Preferably, the spray coating is a fan-shaped nozzle; the coating is epoxy resin or acrylic acid type water-based coating, the using temperature of the coating is-20-90 ℃, the solid content of the coating is 30-60%, and the viscosity of the coating is 500-3000P.

Further, a cooling water pool is arranged on one side of the main body material which is not coated with the coating layer; and one side of the press roller group is arranged in the cooling water pool.

Preferably, the temperature of cooling water in the cooling water tank is 10-50 ℃.

The coiled material is after the cover sand pressfitting, the water based paint that the spraying device has ultraviolet resistance effect to sand bed surface spraying, in order to improve the ultraviolet resistance performance of coiled material, and ultraviolet resistance coating has certain requirement to the use temperature, consequently, in this technical scheme, set up the cooling water pond and cool down to suitable temperature to the host material, avoid influencing the performance of coating, simultaneously, the cooling water pond sets up the one side at the host material non-coating layer, the one side contact surface of host material non-coating layer cools off, make the sand bed keep dry, avoid coating spraying inefficacy behind the sand bed.

Furthermore, the traction device comprises a plurality of traction rollers arranged on two sides of the main body material.

Further, the main body materials among the traction device, the coating device and the pressing roller group are on the same horizontal plane. Through the cooperation of the traction device, the coating device and the press roller set, the main body material is kept horizontally and stably conveyed, so that the sand covering and the spraying are uniform, and the ultraviolet resistance of the coiled material is improved.

Preferably, the coiled material sprayed with the coating is dried by a tunnel type oven under reduced pressure; the reduced pressure drying temperature is 40-70 ℃, the pressure is 80-90 KPa, and the drying time is 30-60 s. The water-based paint sprayed on the surface of the coiled material is dried by adopting a decompression drying mode, the drying time is shorter, the length of the drying oven can be designed to be shorter, and the overall production efficiency is improved.

Compared with the prior art, the utility model has the beneficial effects that:

(1) according to the utility model, a plurality of coating layers can be coated on one side of a main material to prepare the waterproof coiled material with the plurality of modified asphalt coating layers, the material of each coating layer can be selected and designed according to different requirements, and more than two coating materials with proper thickness are compounded on the surface of the main material by flexibly selecting different coating materials and adjusting the using amount and thickness of each coating layer, so that the prepared modified asphalt coiled material has various performance characteristics to adapt to different use environments, the waste of the coating materials is avoided, and the production cost is reduced;

(2) the utility model adopts the double-lip coating head to coat the asphalt without arranging a coating groove, thereby avoiding cross contamination of various coating materials and influencing the performance of the coating materials, realizing closed operation and ensuring that the production process is more environment-friendly;

(3) the utility model adopts the sand coating device and the spraying device to carry out sand coating and paint spraying treatment on the surface of the coating cover layer, endows the coiled material with ultraviolet resistance, improves the weather resistance, and ensures the long-term use effect and the service life of the coiled material.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

FIG. 2 is a schematic cross-sectional view of the roll of UV-resistant waterproofing material of the present invention.

In the drawings are labeled: a pull roll 110; back-gluing rollers 210; a coating head 220; a sanding device 300; a first stitching roller 410; a second stitching roller 420; a spraying device 500; a temperature control device 600; a cooling water tank 700; a host material 810; a first coating layer 820; a second coating layer 830; a sand layer 840; the surface coating film 850.

Detailed Description

The drawings are only for purposes of illustration and are not to be construed as limiting the utility model. For a better understanding of the following embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted. The structures and devices used in the following examples are known in the art unless otherwise specified, and the materials used in the following examples are commercially available without further specification.

Example 1

As shown in fig. 1, the present embodiment provides a production apparatus of an ultraviolet-resistant waterproof roll, including a traction device for drawing a main material 810, a coating device for coating a plurality of coating layers on one side of the main material 810, a sanding device 300 for sanding the surface of the coating layers, a pressing roller set for pressing sand into the coating layers to form a sand layer 840, and a spraying device 500 for spraying a coating on the sand layer 840, where the coating device, the sanding device 300, the pressing roller set, and the spraying device 500 are arranged in sequence, and the sanding device 300 and the spraying device 500 are arranged on one side of the main material 810 on which the coating layers are coated; the traction device comprises a plurality of traction rollers 110 arranged on two sides of the main body material 810; the main body material 810 among the traction device, the coating device and the press roller group is positioned on the same horizontal plane, and the main body material 810 is conveyed horizontally and stably through the cooperation of the traction device, the coating device and the press roller group, so that the sand coating and the spraying are uniform, and the ultraviolet resistance of the coiled material is improved.

In this embodiment, the coating layer may be made of a common material for the main coating layer, so as to provide the coiled material with main performance characteristics such as high temperature resistance, low temperature resistance, high tensile force, high elongation, and the like, or an asphalt material with special properties such as high bonding strength, ultraviolet resistance, high saline alkali resistance, permeability resistance, or root-puncture resistance may be selected, and by selecting different coating materials and adjusting the amount and thickness of each coating layer, especially by controlling the amount of expensive raw materials, more than two layers of coating materials with appropriate thickness are compounded on the surface of the main material 810, so that the prepared modified asphalt coiled material has various properties, and the material cost is saved; the main body material 810 is one or more of HDPE (high-density polyethylene), TPO (thermoplastic polyolefin) and EVA (ethylene-vinyl acetate) sheets, the thickness of the main body material is 0.5-1.50 mm, the high-molecular sheet with higher strength and better thickness uniformity is selected as the main body material 810, the advantages of the modified asphalt coiled material and the high-molecular coiled material can be combined, the quick coating can be realized, the appearance of the coated coiled material is better, the abnormal shrinkage can not occur, and the production efficiency and the productivity of the product are improved; the sand grains are one or more of mullite sand and reaction sand, and the fineness of the sand grains is 30-80 meshes. The specially processed sand such as mullite sand, reaction sand and the like has good acid and alkali resistance, good bonding property with concrete, more edges and corners on the surface, good bonding capability with a coating layer, non-permeability when covering the surface of the coating layer, and good ultraviolet irradiation resistance; the coating is epoxy resin or acrylic acid type water-based coating, the using temperature of the coating is-20-90 ℃, the solid content of the coating is 30-60%, the viscosity of the coating is 500-3000P, and the coating layer is coated with sand and sprayed with the coating, so that the ultraviolet resistance of the coiled material can be improved, the weather resistance of the coiled material is improved, the long-term using effect of the coiled material is ensured, and the service life of the coiled material is prolonged.

The coating device comprises a back rubber roll 210, a coating head 220 used for coating a double-layer coating layer on the surface of the main body material 810 and a feeding device used for feeding the coating head 220, wherein the coating head 220 is a double-lip coating head, the feeding device is connected with the coating head 220, the back rubber roll 210 is arranged on one side of the main body material 810, which is not coated with the coating layer, the back rubber roll 210 and the coating head 220 are opposite in position, the coating material is uniformly coated on the surface of the main body material 810 through the coating head 220 by matching the back rubber roll 210 and the coating head 220, the temperature of the coating material is controlled to be 145-175 ℃ in the coating process, the coating linear speed is controlled to be 30-50 m/min, the coating thickness is adjusted by adjusting the opening degree of the double-lip, the distance between the double-lip coating head and the back rubber roll 210 and controlling the pump pressure of the feeding device according to the viscosity of the selected coating material, so that the coating material is uniformly coated on the surface of the main body material 810, the double-coating effect is formed, a coating groove and a coating roller are not needed, the production equipment is simplified, and the volume of the equipment is reduced; the feeding device comprises a first feeding pump and a second feeding pump which are respectively connected with two coating lips of the coating head 220, the first feeding pump and the second feeding pump are respectively connected with different coating material storage tanks, coating materials with different formulas are conveyed to the coating lips in a pumping pressure type feeding mode and are stored in the closed storage tanks, stable supply of the coating materials is achieved, cross contamination of the coating materials with different types is avoided, asphalt smoke does not escape in the production process, the workshop environment cannot be polluted, in the coating process, the coating head 220 can be heated according to the temperature required by asphalt coating, the temperature of the coating materials is controlled to 145-175 ℃, the phenomenon that the asphalt temperature is too low, and the thickness of the coating layer and the coating efficiency are affected is avoided.

The distance between the back rubber roller 210 and the coating head 220 can be controlled according to the viscosity of the coating material, if the viscosity of the coating material is small, the distance can be properly reduced, if the viscosity of the coating material is large, the distance can be properly increased, in the embodiment, the distance between the back rubber roller 210 and the coating head 220 is slightly larger than the sum of the thicknesses of the double-layer coating materials to be coated, the distance can be controlled according to the viscosity of the coating material, if the viscosity of the coating material is small, the distance can be properly reduced, if the viscosity of the coating material is large, the distance can be properly increased, in the embodiment, the distance between the back rubber roller 210 and the coating head 220 is 0.55-1.7 mm, so that the thickness of each coating layer to be coated can reach the thickness of more than 0.4mm, the coating thickness is adjusted by adjusting the opening degree of the double lips, the distance between the double-coating head and the back rubber roller 210 and controlling the pump pressure of the feeding device, so that the coating material is uniformly coated on the surface of the main body material 810, the double-coating effect is formed without arranging a coating groove and a coating roller, so that the production equipment can be simplified, the volume of the equipment is reduced, and the performance of the waterproof roll can meet the requirements; the coating width of the double-layer coating layer is slightly larger than that of the main body material 810, so that the phenomenon that water enters the main body material 810 and the coiled material from the side gap of the double-layer coating layer to affect the waterproof effect is avoided.

The temperature control device 600 for controlling the temperature of the coating layer is arranged between the coating device and the sanding device 300, the temperature control device 600 is a far infrared heating device or a cooling water tank, the heating temperature of the far infrared heating device is controlled to be 70-180 ℃, the cooling water temperature in the cooling water tank is 10-50 ℃, the temperature of the coating layer coated on the surface of the main body material 810 is accurately controlled to be 50-80 ℃, the coating layer maintains certain viscosity, the amount of sand adhered to the surface of the coating layer is controlled, the uniform coverage of the surface of the coating layer with the sand layer 840 is ensured, and the phenomena of sand shortage, sand falling or excessive sand adhesion and the like are avoided.

The pressing roller group comprises a first pressing roller 410 arranged on one side of the coating layer coated on the main material 810 and a second pressing roller 420 arranged on the other side of the main material 810, the first pressing roller 410 and the second pressing roller 420 are oppositely arranged, the distance between the first pressing roller 410 and the second pressing roller 420 is slightly smaller than the thickness of the coiled material to form a pressing point, sand grains are pressed into the coating layer at the pressing point to form a sand layer 840, the first pressing roller 410 is a movable roller connected with a driving device, preferably, the driving device is a pneumatic cylinder, under the action of the driving device, the laminating roller presses down and cooperates with the fixed roller and the second pressing roller 420 to control the distance between the laminating roller and the fixed roller so as to provide pressing pressure to compact the sand grains on the surface of the coating layer, the pressing pressure can be controlled within the range of 0.05-0.1 Mpa, the sand grains are uniformly covered on the surface of the coating layer 840 without being pressed into the coating layer, affecting the performance of the coating. The method comprises the steps that a cooling water pool 700 is arranged on one side, not coated with a coating layer, of the main body material 810, one side of the press roller set is arranged in the cooling water pool 700, the temperature of cooling water in the cooling water pool 700 is 10-50 ℃, the side, not coated with the coating layer, of the main body material 810 is in contact with the water surface and cooled to an appropriate temperature, the sand layer 840 is kept dry, and the fact that the coating fails due to overhigh temperature or water contact in the subsequent spraying process and the ultraviolet resistance is affected is guaranteed.

In this embodiment, the spraying device 500 is a fan nozzle which sprays the sand layer 840 in two directions in parallel and perpendicular to the web conveying direction so that the thickness of the coating layer sprayed on the surface of the sand layer 840 is uniform and the sand layer 840 is completely covered. Drying the sprayed coiled material through a tunnel type drying oven under reduced pressure; the reduced pressure drying temperature is 40-70 ℃, the pressure is 80-90 KPa, and the drying time is 30-60 s. The water-based paint sprayed on the surface of the coiled material is dried by adopting a decompression drying mode, the drying time is shorter, the length of the drying oven can be designed to be shorter, and the overall production efficiency is improved.

The working process of the production equipment of the ultraviolet-resistant waterproof roll material provided by the embodiment is as follows:

s1, the coated surface of the main material 810 is subjected to surface treatment such as drying, dewatering, corona and the like, the main material 810 is drawn to a coating device through a drawing device, the back glue roller 210 draws the main material 810, the coating material is extruded and flowed out from one coating lip of the coating head 220 by a supply pump and is uniformly coated on one side surface of the main material 810 to form a first coating layer 820, the coating material is extruded and flowed out from the other coating lip of the coating head 220 by the other supply pump and is uniformly coated on the surface of the first coating layer 820 to form a second coating layer 830, so that a double-layer coating layer is coated on one side of the main material 810;

s2, after the main body material 810 coated in the step S1 is drawn to the temperature control device 600 by the drawing device to control the temperature, the main body material is continuously drawn to the sanding device 300, and the sanding device 300 sands the surface of the coating layer to enable sand grains to be adhered to the surface of the coating layer;

s3, the main body material 810 subjected to sanding in the step S2 is drawn to a pressing roller set by a drawing device, the main body material 810 is cooled by a cooling water pool 700 on one side of the pressing roller set, and the main body material 810 is subjected to a certain pressing pressure at a pressing point to press sand grains into the surface of the coating layer to form a sand layer 840;

s4, the traction device transfers the main body material 810 pressed in the step S3 to the position below the spraying device 500, and the spraying device 500 sprays water-based paint with ultraviolet resistance on the surface of the sand layer 840 to form a paint layer on the surface of the sand layer 840;

s5, drying the main body material 810 sprayed in the step S4 in a tunnel type oven under reduced pressure to dry the coating layer into a surface coating film 850 with an anti-ultraviolet function, so as to form an anti-ultraviolet waterproof roll;

s6, cooling the ultraviolet-resistant waterproof coiled material prepared in the step S5, storing in a storage rack, correcting deviation, rolling, packaging, stacking and warehousing.

Preferably, in step S1, overlap edges with a width of 80-100 mm are reserved when the coating device coats the main material 810, so that the prepared coiled materials can be connected through welding, the bonding effect between the coiled materials is improved, and the hidden danger of water seepage at the joint between the coiled materials is avoided.

As shown in fig. 2, the ultraviolet-resistant waterproof roll material manufactured in this example is provided with a first coating layer 820, a second coating layer 830, a sand layer 840 and a surface coating film 850 on one surface of a main material 810 in this order.

In this embodiment, the first coating layer 820 and the second coating layer 830 may be selected from common materials of the main coating layer, or selected from asphalt materials with high adhesive strength, ultraviolet resistance, high saline-alkali resistance, permeability resistance, or root-puncture resistance, and different coating materials are selected and supplied to the two coating lips of the coating head 220 by using a supply pump of a supply device, so that the amount and thickness of each coating layer, especially the amount of expensive raw materials, can be controlled, and more than two layers of coating materials with suitable thickness can be compounded on the surface of the main material 810, thereby reducing the production cost. The sand layer 840 is formed by one or more of mullite sand and reaction sand with the fineness of 30-80 meshes, the specially processed sand such as mullite sand and reaction sand is good in acid and alkali resistance and good in concrete bonding performance, the surface of the sand layer has more edges and corners, the sand layer is good in binding capacity with a coating layer, the sand layer is not permeable when covered on the surface of the coating layer, and the sand layer has good ultraviolet irradiation resistance; the surface coating film 850 is formed by drying epoxy resin or acrylic acid type water-based paint, and the sand layer 840 and the surface coating film 850 are arranged on the surface of the coating layer, so that the coiled material is endowed with ultraviolet resistance, the weather resistance of the coiled material is improved, and the long-term use effect and the service life of the coiled material are ensured. Preferably, the coil has overlapping edges of 80-100 mm, so that a plurality of coils can be connected by welding.

The ultraviolet resistance waterproofing membrane of this embodiment can be applied to the basement bottom plate, when the construction, arranges main part material 810 in on the bottom plate, sand layer 840 is towards the sky, the coiled material can use self-adhesion overlap edge or welding overlap edge to bond or welded fastening, and fixed back constructor can walk on the coiled material, the ligature reinforcing bar, the construction operation of being more convenient for, concreting after the coiled material is fixed promptly, concrete hydration product and coiled material surface special treatment sand reaction, combine together, and the work progress is simple and convenient, and the process is simple, can guarantee long-term result of use of material and life, makes the water-proof effects of basement bottom plate more reliable.

It should be understood that the above-mentioned embodiments of the present invention are only examples for clearly illustrating the technical solutions of the present invention, and are not intended to limit the specific embodiments of the present invention. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention claims should be included in the protection scope of the present invention claims.

Claims (10)

1. The production equipment of the ultraviolet-resistant waterproof coiled material is characterized by comprising a traction device for drawing a main material, a coating device for coating a plurality of coating layers on one side of the main material, a sanding device for sanding the surface of the coating layers, a pressing roller set for pressing sand grains into the coating layers to form a sand layer and a spraying device for spraying paint on the sand layer, wherein the coating device, the sanding device, the pressing roller set and the spraying device are sequentially arranged, and the sanding device and the spraying device are arranged on one side of the coating layers coated on the main material.

2. The production equipment of the ultraviolet-resistant waterproof coiled material as claimed in claim 1, wherein the coating device comprises a back rubber roller, a coating head for coating the double-layer coating layer on the surface of the main material, and a feeding device for feeding the coating head, the feeding device is connected with the coating head, the back rubber roller is arranged on one side of the main material, which is not coated with the coating layer, and the back rubber roller and the coating head are opposite in position.

3. The production equipment of the uvioresistant waterproof roll material according to the claim 2, wherein the coating head is a double-lip coating head; the feeding device comprises a first feeding pump and a second feeding pump which are respectively connected with the two coating lips of the coating head.

4. The production equipment of the ultraviolet-resistant waterproof roll material as claimed in claim 2, wherein the distance between the back rubber roll and the coating head is 0.55-1.7 mm.

5. The production equipment of the ultraviolet-resistant waterproof coiled material as claimed in claim 1, wherein the pressing roller set comprises a first pressing roller arranged on one side of the main material coated with the coating layer and a second pressing roller arranged on the other side of the main material, the first pressing roller and the second pressing roller are arranged oppositely, the distance between the first pressing roller and the second pressing roller is slightly smaller than the thickness of the coiled material to form a pressing point, and the sand grains are pressed into the coating layer at the pressing point to form a sand layer.

6. The apparatus for producing an anti-ultraviolet waterproof roll material as claimed in claim 5, wherein the first pressing roller is a movable roller connected to a driving device.

7. The production equipment of the uvioresistant waterproof roll according to claim 1, wherein a temperature control device is arranged between the coating device and the sanding device, the temperature control device is used for controlling the temperature of the coating layer, and the temperature control device is a far infrared heating device or a cooling water tank.

8. The apparatus for producing an ultraviolet-resistant waterproof roll material as claimed in claim 1, wherein a cooling water tank is provided on the side of the main material not coated with the coating layer; and one side of the press roller group is arranged in the cooling water pool.

9. The apparatus for producing an ultraviolet-resistant waterproof roll material as claimed in claim 1, wherein said drawing means includes a plurality of drawing rolls provided on both sides of said main material.

10. The production equipment of the ultraviolet-resistant waterproof roll material as claimed in claim 1, wherein the main material among the traction device, the coating device and the pressing roller group is on the same horizontal plane.

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