Waterproof roll coating device

Abstract

The utility model discloses a waterproof coiled material coating device which comprises a rack and a coating assembly arranged on the rack, the coating assembly comprises a supporting roller and a coating roller, the supporting roller and the coating roller are both rotationally arranged on the rack, the interior of the coating roller is of a hollow structure, the two sides of the coating roller are connected with a feeding pipe and a discharging pipe respectively, and the feeding pipe and the discharging pipe are connected with the rack. A plurality of groups of discharging holes are formed in the surface of the coating roller, and the coating roller is coated with a permeable layer. According to the waterproof roll coating device, the waterproof roll is conveyed to the position between the supporting roller and the coating roller, the coating is discharged from the discharging holes in the coating roller and is evenly coated on the surface of the waterproof roll after being permeated by the permeation layer, and the situation that the coating is atomized and drifts into the air to cause environmental pollution can be prevented.

Description

Technical Field

[0001] The utility model relates to the technical field of waterproof coiled material production equipment, in particular to a waterproof coiled material coating device. Background Art

[0002] Waterproof membranes are mainly used in building walls, roofs, tunnels, roads, landfills, etc. They are a kind of flexible building materials that can be rolled into rolls to resist the seepage of external rainwater and groundwater. Some waterproof membranes need to be coated with paint on the surface during the production process. At present, the paint coating is generally applied by spraying process. The paint is atomized and sprayed on the surface of the waterproof membrane, and then dried by drying equipment to make the paint and the waterproof membrane tightly combined. However, the spraying equipment is relatively complicated and has a high failure rate. In addition, after the paint is atomized and sprayed on the waterproof membrane, some of the atomized paint will leak out and spread into the air, causing certain pollution, which does not meet the current environmental protection requirements. Utility Model Content

[0003] The purpose of the utility model is to provide a waterproof coiled material coating device in view of the above-mentioned deficiencies in the prior art.

[0004] In order to solve the above problems, the technical solution adopted by the utility model is:

[0005] A waterproof coiled material coating device comprises a frame and a coating assembly arranged on the frame, the coating assembly comprises a supporting roller and a coating roller, the supporting roller and the coating roller are both rotatably arranged on the frame, the coating roller is hollow in structure, a feed pipe and a discharge pipe are respectively connected to two sides of the coating roller, a discharge hole is opened on the surface of the coating roller, and the coating roller is also covered with a permeable layer.

[0006] Preferably, a bracket is fixedly arranged on the frame, the support roller is rotatably arranged on the bracket, a bearing seat is slidably arranged on the bracket, and the coating roller is rotatably arranged on the bearing seat through a bearing.

[0007] Preferably, a clamping cylinder is fixedly arranged on the bracket, and a piston rod of the clamping cylinder is fixedly connected to the bearing seat.

[0008] Preferably, the permeable layer is a non-woven fabric.

[0009] Preferably, a first guide assembly and a second guide assembly are respectively provided on both sides of the coating assembly, the first guide assembly includes a first guide roller and a second guide roller, the second guide assembly includes a third guide roller, and the waterproof roll passes through the first guide roller, the second guide roller, the coating assembly and the third guide roller in sequence.

[0010] Preferably, a first cold air component is provided between the third guide roller and the coating component, and the first cold air component includes a first cold air knife, a first cold air duct and a first cold air fan. The first cold air knife is fixed on the frame, and the two ends of the first cold air duct are respectively connected to the first cold air knife and the first cold air fan.

[0011] Preferably, a recovery box is provided below the first cold air component.

[0012] Preferably, a hot air component and a second cold air component are provided on the side of the third guide roller away from the coating component, the hot air component includes a hot air knife, a hot air pipe and a hot air blower, the hot air knife is fixedly arranged on the frame, and the two ends of the hot air pipe are respectively connected to the hot air knife and the hot air blower; the second cold air component includes a second cold air knife, a second cold air pipe and a second cold air blower, the second cold air knife is fixedly arranged on the frame, and the two ends of the second cold air pipe are respectively connected to the second cold air knife and the second cold air blower.

[0013] The beneficial effects of adopting the above technical solution are:

[0014] 1. In the utility model, when coating the surface of the waterproof coiled material, the waterproof coiled material passes through the coating assembly, the surface of the waterproof coiled material contacts the coating roller, the coating in the hollow part of the coating roller is discharged from the discharge hole, and can be evenly coated on the surface of the waterproof coiled material after penetrating through the permeation layer, which can effectively prevent the coating from atomizing and floating into the air, causing environmental pollution.

[0015] 2. In the utility model, after the paint is applied to the waterproof coiled material, the waterproof coiled material is continuously conveyed, and the first cold air knife can blow the surface of the waterproof coiled material coated with the paint, blow off the excess paint on the surface of the waterproof coiled material, and make the coating thickness on the surface of the waterproof coiled material uniform;

[0016] 3. When the waterproof coiled material in the utility model passes through the hot air component and the second cold air component during transportation, the hot air knife can heat and dry the moisture in the paint. The dried waterproof coiled material passes through the second cold air knife to cool and shape the paint, so that the paint is firmly attached to the waterproof coiled material. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a structural schematic diagram of the utility model;

[0018] Figure 2 It is a three-dimensional schematic diagram of the coating assembly of the utility model;

[0019] Figure 3 It is a three-dimensional schematic diagram of the first cold air component of the utility model.

[0020] In the figure: 1 is a frame, 2 is a supporting roller, 3 is a coating roller, 4 is a feed pipe, 5 is a discharge pipe, 6 is a discharge hole, 7 is a bracket, 8 is a pressing cylinder, 9 is a first guide roller, 10 is a second guide roller, 11 is a third guide roller, 12 is a first cold air knife, 13 is a first cold air duct, 14 is a first cold air fan, 15 is a recovery box, 16 is a hot air knife, 17 is a hot air duct, 18 is a hot air fan, 19 is a second cold air knife, 20 is a second cold air duct, and 21 is a second cold air fan. DETAILED DESCRIPTION

[0021] The following is a further detailed description of the implementation of the present invention in conjunction with the accompanying drawings and examples. The following examples are used to illustrate the present invention, but cannot be used to limit the scope of the present invention.

[0022] In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicating the orientation or positional relationship, are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", and "third" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

[0023] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0024] like Figure 1 and Figure 2As shown, a waterproof coiled material coating device comprises a frame 1 and a coating assembly arranged on the frame 1, the coating assembly comprises a supporting roller 2 and a coating roller 3, the supporting roller 2 and the coating roller 3 are both rotatably arranged on the frame 1, the waterproof coiled material is transported between the supporting roller 2 and the coating roller 3, the coating roller 3 is hollow inside, a feed pipe 4 and a discharge pipe 5 are connected to the two sides of the coating roller 3, a plurality of discharge holes 6 are opened on the surface of the coating roller 3, a plurality of the discharge holes 6 are evenly arranged on the coating roller 3, and the distance between two adjacent discharge holes 6 is 2 cm, a coating box is arranged at the bottom of the frame 1, the feed pipe 4 and the discharge pipe 5 are connected to the coating roller 3, and the coating box is arranged at the bottom of the frame 1. The end of the tube 5 away from the paint roller 3 is located in the paint box. The feed pipe 4 is provided with a feed pump for drawing paint from the paint box. The discharge pipe 5 is provided with an overflow valve for adjusting the pressure so that the interior of the paint roller 3 is in a certain pressure environment, that is, when the internal pressure of the paint roller 3 is less than the set pressure of the overflow valve, the overflow valve is closed, and the paint can be squeezed into the discharge hole 6 for discharge; when the internal pressure of the paint roller 3 is greater than the set pressure value of the overflow valve, the paint can be discharged from the discharge pipe 5 and transported back to the paint box again to complete the circulation of the paint. The paint roller 3 is coated with a permeable layer, and the paint can penetrate from the permeable layer and be evenly applied to the waterproof membrane.

[0025] In the utility model, the waterproof coiled material passes through the coating assembly during the transportation process. The waterproof coiled material is located between the support roller 2 and the coating roller 3. The support roller 2 is used to support the waterproof coiled material. During the transportation of the waterproof coiled material, the feed pump absorbs the paint in the paint box and transports it to the internal cavity of the coating roller 3 through the feed pipe 4, and discharges it from the discharge hole 6 of the coating roller 3. After penetrating through the permeation layer, it is evenly coated on the surface of the waterproof coiled material. The paint will not float into the air to cause pollution, and the paint in the coating roller 3 can also be discharged from the discharge pipe 3 to complete the circulation of the paint. The equipment is simple and convenient, with high reliability and is not easy to damage.

[0026] In another embodiment, a bracket 7 is fixedly provided on the frame 1, the support roller 2 is rotatably provided on the bracket 7, a bearing seat is slidably provided on the bracket 7, and the coating roller 3 is rotatably provided on the bearing seat through a bearing. In this embodiment, connecting pipes are provided at both ends of the coating roller 3, one end of the connecting pipe is connected to the internal cavity of the coating roller 3, and the other end is connected to a rotary joint through a bearing, and the rotary joint is connected to the feed pipe 4 and the discharge pipe 5, and the bearing on the connecting pipe is provided on the bearing seat, so that the coating roller 3 can rotate on the bearing seat, and the coating can enter the coating roller 3 from the feed pipe 4 and be discharged from the discharge pipe 5, a slide groove is provided on the bracket 7, and the bearing seat is slidably provided in the slide groove, so that the coating roller 3 can move in the slide groove while rotating, and the direction of movement of the coating roller 3 is the same as the direction of the axis connecting the coating roller 3 and the support roller 2.

[0027] In another embodiment, a clamping cylinder 8 is fixedly provided on the bracket 7, and the piston rod of the clamping cylinder 8 is fixedly connected to the bearing seat. In this embodiment, when one end of the waterproof coiled material needs to pass between the support roller 2 and the coating roller 3, the piston rod of the clamping cylinder 8 retracts, driving the bearing seat and the coating roller 3 to move away from the support roller 2, and the distance between the support roller 2 and the coating roller 3 increases, which is convenient for the waterproof coiled material to pass through; when the waterproof coiled material needs to be coated after passing through, the piston rod of the clamping cylinder 8 extends, driving the bearing seat and the coating roller 3 to move to the side close to the support roller 2, so that the waterproof coiled material is squeezed by the support roller 2 and the coating roller 3, and the coating roller 3 can evenly coat the coating on the surface of the waterproof coiled material during the subsequent transportation process of the waterproof coiled material.

[0028] In another embodiment, the permeable layer is a non-woven fabric, which is wrapped on the coating roller 3. One side of the non-woven fabric is in contact with the waterproof coiled material. The non-woven fabric has good permeability and facilitates the seepage of the coating so that the coating can be evenly coated on the surface of the waterproof coiled material.

[0029] In another embodiment, the first guide assembly and the second guide assembly are respectively provided on both sides of the coating assembly, the first guide assembly includes a first guide roller 9 and a second guide roller 10, the second guide assembly includes a third guide roller 11, and the waterproof coiled material passes through the first guide roller 9, the second guide roller 10, the coating assembly and the third guide roller 11 in sequence. In this embodiment, the waterproof coiled material passes through the first guide roller 9, the second guide roller 10, the coating assembly and the third guide roller 11 in sequence in the forward direction, the frame 1 is provided with two layers, including an upper support plate and a lower support plate, the first guide roller 9 is fixedly arranged on the upper support plate, the second guide roller 10 is fixedly arranged on the lower support plate, the bracket 7 is fixedly arranged on the lower support plate, the third guide roller 11 is fixedly arranged on the upper support plate, and the waterproof coiled material between the second guide roller 10 and the third guide roller 11 is inclined to facilitate the falling of excess paint.

[0030] like Figure 3As shown, in another embodiment, a first cold air component is provided between the third guide roller 11 and the coating component, and the first cold air component includes a first cold air knife 12, a first cold air pipe 13 and a first cold air machine 14, and the first cold air knife 12 is fixedly arranged on the frame 1, and the first cold air knife 12 is located above the waterproof coiled material and does not contact the waterproof coiled material. The two ends of the first cold air pipe 13 are respectively connected to the first cold air knife 12 and the first cold air machine 14, and the first cold air machine 14 is fixedly arranged on the ground or on the frame 1. In this embodiment, the interior of the first cold air knife 12 is a cavity structure, and the upper edge length of the first cold air knife 12 A gap is opened in the direction, the gap on the first cold air knife 3 is located above the waterproof coiled material, the first cold air pipe 13 is connected with the internal cavity of the first cold air knife 12, and the cold air blown out by the first cold air fan 14 enters the internal cavity of the first cold air knife 12 after passing through the first cold air pipe 13, and is blown out from the gap of the first cold air knife 12 to the side of the waterproof coiled material coated with paint. When the thickness of the paint is too thick during the coating process, the first cold air knife 12 can blow off the excess paint and drop it under the waterproof coiled material, so that the thickness of the paint is uniform and the thickness is appropriate, and the waterproof coiled material between the coating assembly and the third guide roller 11 is inclined to facilitate the collection of the excess paint.

[0031] In another embodiment, the angle of the first cold air knife 12 can be adjusted, specifically: a guard plate is fixedly provided on the frame 1, and the guard plate is provided with two groups. Threaded rods are fixedly provided on both sides of the first cold air knife 12, and the threaded rods are inserted on the guard plate and can rotate on the guard plate. Nuts are threadedly connected on the threaded rods. After the first cold air knife 12 is rotated to a suitable angle on the guard plate, the nut is tightened so that the nut is tightly fitted to the guard plate, thereby locking and fixing the first cold air knife 12 to achieve the angle adjustment of the first cold air knife 12.

[0032] In another embodiment, a movable groove is provided on the guard plate, and the threaded rod rotates in the movable groove and can also slide along the movable groove, so as to adjust the distance between the first cold air knife 12 and the waterproof membrane.

[0033] In another embodiment, a recovery box 15 is provided below the first cold air component. In this embodiment, the excess paint blown off by the first cold air knife 12 can fall into the recovery box 15, and the paint can be recycled.

[0034] In another embodiment, a hot air component and a second cold air component are provided on a side of the third guide roller 11 away from the coating component, and the hot air component includes a hot air knife 16, a hot air pipe 17 and a hot air blower 18, the hot air knife 16 is fixedly arranged on the frame 1, and the two ends of the hot air pipe 17 are respectively connected to the hot air knife 16 and the hot air blower 18, and the hot air blower 18 is fixedly arranged on the frame 1 or on the ground; the interior of the hot air knife 16 is a cavity structure, and a gap is provided on the hot air knife 16. The hot air blown out by the hot air blower 18 is transported to the cavity inside the hot air knife 16 through the hot air pipe 17, and is blown out from the gap on the hot air knife 16 to the side of the waterproof coiled material coated with the coating, so as to heat and dry the moisture in the coating, so that the coating can be dried quickly; the second cold air The wind assembly includes a second cold air knife 19, a second cold air duct 20 and a second cold air fan 21. The second cold air knife 19 is fixedly arranged on the frame 1. The two ends of the second cold air duct 20 are respectively connected to the second cold air knife 19 and the second cold air fan 21. The second cold air fan 21 is fixedly arranged on the frame 1 or the ground. The interior of the second cold air knife 19 is provided with a cavity, and the second cold air knife 19 is provided with a gap. The cold air blown out by the second cold air fan 21 is transported to the internal cavity of the second cold air knife 19 through the second cold air duct 20, and is blown out from the gap of the second cold air knife 19 to the side of the waterproof membrane coated with paint, which can quickly cool and shape the paint, and the paint is tightly fitted to the waterproof membrane to prevent the waterproof membrane from adhering to the back of the membrane during the winding process.

[0035] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit it. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or make equivalent replacements for some of the technical features therein. However, these modifications or replacements do not deviate the essence of the corresponding technical solutions from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims

1. A waterproof coil coating device, characterized in that: The invention comprises a frame (1) and a coating assembly arranged on the frame (1), wherein the coating assembly comprises a support roller (2) and a coating roller (3), wherein the support roller (2) and the coating roller (3) are both rotatably arranged on the frame (1), the coating roller (3) is hollow in structure, a feed pipe (4) and a discharge pipe (5) are respectively connected to two sides of the coating roller (3), a discharge hole (6) is provided on the surface of the coating roller (3), and the coating roller (3) is also coated with a permeable layer.

2. A waterproof coiled material coating device according to claim 1, characterized in that: A bracket (7) is fixedly arranged on the frame (1), the support roller (2) is rotatably arranged on the bracket (7), a bearing seat is slidably arranged on the bracket (7), and the coating roller (3) is rotatably arranged on the bearing seat via a bearing.

3. A waterproof coiled material coating device according to claim 2, characterized in that: A pressing cylinder (8) is fixedly arranged on the bracket (7), and a piston rod of the pressing cylinder (8) is fixedly connected to the bearing seat.

4. A waterproof coiled material coating device according to claim 1, characterized in that: The permeable layer is non-woven fabric.

5. The waterproof coiled material coating device according to claim 1, characterized in that: A first guide assembly and a second guide assembly are respectively provided on both sides of the coating assembly, the first guide assembly comprises a first guide roller (9) and a second guide roller (10), the second guide assembly comprises a third guide roller (11), and the waterproof coiled material passes through the first guide roller (9), the second guide roller (10), the coating assembly and the third guide roller (11) in sequence.

6. A waterproof coiled material coating device according to claim 5, characterized in that: A first cold air component is provided between the third guide roller (11) and the coating component, the first cold air component comprising a first cold air knife (12), a first cold air pipe (13) and a first cold air machine (14), the first cold air knife (12) being fixedly arranged on the frame (1), and the two ends of the first cold air pipe (13) being respectively connected to the first cold air knife (12) and the first cold air machine (14).

7. A waterproof coiled material coating device according to claim 6, characterized in that: A recovery box (15) is provided below the first cold air component.

8. The waterproof coiled material coating device according to claim 5, characterized in that: A hot air component and a second cold air component are provided on the side of the third guide roller (11) away from the coating component, wherein the hot air component comprises a hot air knife (16), a hot air pipe (17) and a hot air blower (18), wherein the hot air knife (16) is fixedly arranged on the frame (1), and the two ends of the hot air pipe (17) are respectively connected to the hot air knife (16) and the hot air blower (18); and the second cold air component comprises a second cold air knife (19), a second cold air pipe (20) and a second cold air blower (21), wherein the second cold air knife (19) is fixedly arranged on the frame (1), and the two ends of the second cold air pipe (20) are respectively connected to the second cold air knife (19) and the second cold air blower (21).

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