CN214864796U - Heat-preservation energy-saving plate coating device - Google Patents

Abstract

The application discloses a heat-preservation energy-saving plate coating device, which comprises a plate conveying mechanism, a coating roller and a compaction roller, wherein the coating roller and the compaction roller are arranged above the plate conveying mechanism, the compaction roller is arranged behind the coating roller along the movement direction of a plate, the heat-preservation energy-saving plate coating device also comprises a cleaning roller, and the cleaning roller is arranged above the plate conveying mechanism; the cleaning roller is arranged in front of the coating roller along the movement direction of the plate; a doctor blade disposed between the coating roller and the compaction roller in a direction of sheet motion; and the leveling component is connected with the plate conveying mechanism and is used for adjusting the levelness of the plate conveying mechanism. The leveling component is matched with the scraper to enable the coating on the surface of the plate to be more uniform, so that the heat insulation performance and the attractiveness of the heat insulation energy-saving plate are improved, and better use experience is brought to a user.

Description

Heat-preservation energy-saving plate coating device

Technical Field

The utility model belongs to the technical field of insulation board, especially, relate to an energy-saving insulation board coating device.

Background

With the rapid development of various material technologies in the building industry, particularly with the development of an assembly type building mode, the demand of assembly type building materials is huge, and in order to meet the construction environmental protection requirements of the building industry and the requirements of the assembly type building on external wall heat insulation materials, higher requirements are also provided for the external wall heat insulation materials.

The outer wall insulation board on the existing market generally includes heat preservation and concrete layer, and wherein the heat preservation generally is the heated board. The heat-insulating board is a rigid foam plastic board which is made by using polystyrene resin as a raw material, adding other raw auxiliary materials and polymer, heating, mixing, injecting a catalyst, and extruding and molding, and has the performances of moisture resistance, water resistance, energy conservation, environmental protection and the like. In practical application, in order to improve the heat insulation performance of the heat insulation board and improve the heat insulation attractiveness, materials such as coating heat insulation materials and/or paint are additionally required to be added on the surface of the heat insulation board.

In the prior art, when a roller type coating device is adopted to additionally coat materials such as a heat insulation material and/or paint on the surface of the heat insulation plate, the pressure of a coating roller and/or the influence of mechanical vibration of the device easily cause the coating coated on the surface of the heat insulation plate to generate depressions and/or protrusions, so that the coating is uneven, and the heat insulation performance and the attractiveness of the heat insulation plate are influenced.

It will thus be seen that the prior art is susceptible to further improvements and enhancements.

SUMMERY OF THE UTILITY MODEL

The utility model provides a heat preservation energy-saving plate coating device to solve above-mentioned technical problem's at least one technical problem.

The utility model discloses the technical scheme who adopts does:

the utility model provides a heat-insulating energy-saving plate coating device, which comprises a plate conveying mechanism, a coating roller and a compaction roller, wherein the coating roller and the compaction roller are arranged above the plate conveying mechanism, and the compaction roller is arranged behind the coating roller along the plate moving direction; the cleaning roller is arranged above the plate conveying mechanism; the cleaning roller is arranged in front of the coating roller along the movement direction of the plate; the scraper is arranged between the coating roller and the compacting roller along the moving direction of the plate, a first gap is formed between the compacting roller and the surface to be processed of the plate, the first gap corresponds to the thickness of the coating, a second gap is formed between the scraper and the surface to be processed of the plate, and the size of the second gap is the same as that of the first gap; and the leveling component is connected with the plate conveying mechanism and is used for adjusting the levelness of the plate conveying mechanism.

As a preferred embodiment of the present invention, the surface of the cleaning roller is provided with a plurality of air holes and a plurality of spraying holes, and the cleaning roller is provided with an air cavity and a liquid cavity; the air hole is communicated with the air cavity, and the spraying hole is communicated with the liquid cavity.

As a preferred embodiment of the present invention, the plurality of air holes and the plurality of spraying holes are relatively uniformly arranged along the radial direction of the cleaning roller; the air cavity and the liquid cavity are arranged oppositely along the radial direction of the cleaning roller; the plurality of air holes are arranged in a straight line along the axial direction of the cleaning roller, and the plurality of spraying holes are arranged in a straight line along the axial direction of the cleaning roller; the surface of the cleaning roller is also provided with a flexible cleaning piece, and the flexible cleaning piece is arranged between the air holes and the spraying holes.

As a preferred embodiment of the present invention, an included angle greater than 90 ° is formed between the setting direction of the scraper and the moving direction of the plate.

As a preferred embodiment of the present invention, the leveling assembly is disposed below the board conveying mechanism, and includes a plurality of top plate mechanisms; the top plate mechanism comprises a first lead screw, a first guide post and a top plate, the top plate is provided with a first guide hole, the first guide hole is matched with the first guide post, the first guide post and the first lead screw are arranged in parallel, and the top plate is hinged with the first lead screw; the heat-insulating energy-saving plate coating device further comprises a frame, the frame is provided with a fixing portion, the top plate mechanism further comprises a connecting portion, and the top plate mechanism is fixedly connected with the frame through the fixing portion and the connecting portion.

As a preferred embodiment of the present invention, a plurality of the top plate mechanisms are disposed along a center line of the plate conveying mechanism; or the top plate mechanisms are uniformly arranged on two sides of the plate conveying mechanism along the plate moving direction.

As a preferred embodiment of the present invention, the bottom of the plate conveying mechanism is provided with a supporting portion corresponding to the top plate.

As a preferred embodiment of the present invention, the lifting device comprises a lifting assembly, the lifting assembly comprises a plurality of lifting mechanisms, each lifting mechanism comprises a supporting seat, a second lead screw, a second guide post and a connecting seat, and the lifting mechanism is fixedly connected to the upper portion of the frame through the supporting seat; the plurality of lifting mechanisms are respectively arranged at two ends of the cleaning roller, the coating roller, the scraper and the compaction roller, and the cleaning roller, the coating roller, the scraper and the compaction roller are respectively fixedly connected with the connecting seat.

The coating device further comprises a coating tank, wherein the coating tank is provided with a coating port which is adaptive to the surface shape of the coating roller; the paint can is disposed above the coating roller.

As a preferred embodiment of the utility model, still include first power spare, first power spare sets up the top of scribbling the paint can, first power spare can drive scribble the paint can and remove along vertical direction.

Since the technical scheme is used, the utility model discloses the beneficial effect who gains does:

1. as a preferred embodiment of the present invention, the coating device for thermal insulation plate in the present application is provided with a leveling component and a scraper. The leveling component is fixedly connected with the plate conveying mechanism and can be abutted against the plate conveying mechanism to support the plate conveying mechanism, so that the pressure of the plate conveying mechanism from the coating roller and the compaction roller is counteracted, and the plate conveying mechanism is kept horizontal all the time; and a second gap is formed between the scraper and the surface to be processed of the plate, and the second gap is the same as the required coating thickness, so that the scraper can scrape off the coating with the thickness exceeding the required coating thickness. The leveling component is matched with the scraper to enable the coating on the surface of the plate to be more uniform, so that the heat insulation performance and the attractiveness of the heat insulation energy-saving plate are improved, and better use experience is brought to a user.

2. As a preferred embodiment of the utility model, set up the cleaning roller in this application, and the cleaning roller surface is seted up the gas pocket and is sprayed the hole. Air and a cleaning agent can be respectively sprayed to the surface to be processed of the plate through the air holes and the spraying holes, impurities on the surface to be processed of the plate are removed, the influence of the impurities on the surface to be processed of the plate on the subsequent coating on the surface to be processed of the plate is avoided, and the uniformity of the coating is further ensured.

3. As a preferred embodiment of the present invention, an included angle greater than 90 ° is formed between the blade direction of the scraper and the conveying direction of the plate. The scraper is arranged in such a way that the paint scraped off by the scraper can follow the sheet material in the direction of the cutting edge and finally run out of the surface area of the sheet material along the cutting edge. Is beneficial to the recycling of the coating and saves the production cost.

4. In a preferred embodiment of the present invention, the coating material tank has a coating material opening corresponding to the shape of the surface of the coating roller. The shape of the coating port is matched with the surface shape of the coating roller, so that the coating can be favorably adhered to the surface of the coating roller, and the coating can be prevented from being splashed due to contact collision with the surface of the coating roller.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the application and not to limit the invention. In the drawings:

FIG. 1 is a schematic structural diagram of a coating device for a heat-insulating and energy-saving plate;

FIG. 2 is a schematic top view of the doctor blade;

FIG. 3 is a cross-sectional view of a scrub roller;

FIG. 4 is a schematic view of the arrangement of air holes or spray holes on the cleaning roller;

FIG. 5 is a schematic diagram of an exemplary ceiling mechanism and sheet material transport mechanism;

FIG. 6 is a schematic structural view of a top plate mechanism and a plate material conveying mechanism in a preferred example;

fig. 7 is a schematic structural view of a top plate mechanism and a plate material conveying mechanism in another preferred example.

Wherein,

1, a frame, 10 plate conveying mechanisms, 11 supporting beams, 111 connecting lead screws and 12 fixing parts;

2, coating roller; 3, scraping a cutter; 4, compacting the roller;

5 cleaning roller, 51 air holes, 52 spraying holes, 53 air cavities and 54 liquid cavities;

61 a first lead screw, 62 a first guide post and 63 a top plate;

71 a supporting seat, 72 a second lead screw, 73 a second guide column and 74 a connecting seat;

8 paint can, 81 paint port; 9 a first power member.

Detailed Description

In order to more clearly explain the overall concept of the present application, the following detailed description is given by way of example in conjunction with the accompanying drawings.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited by the specific embodiments disclosed below.

In addition, in the description of the present invention, it is to be understood that the terms "top," "bottom," "inner," "outer," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present invention and to simplify the description, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; the connection can be mechanical connection, electrical connection or communication; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

As shown in figures 1-7, the application provides a heat-insulating energy-saving plate coating device, which comprises a plate wrapping machine frame 1, a plate conveying mechanism, a coating roller 2 and a compaction roller 4. The coating roller 2 and the compacting roller 4 are located above the sheet conveying device 10. The compacting roller 4 is arranged behind the application roller 2 in the direction of movement of the sheet. The plate conveying mechanism 10 is arranged at the upper part of the frame 1 and is fixedly connected with the upper part of the frame 1. The heat-preservation energy-saving plate coating device further comprises a cleaning roller 5 and a scraper 3. The cleaning roller 5 is positioned above the plate conveying mechanism 10 and is arranged in front of the coating roller 2 along the plate moving direction; the doctor blade 3 is likewise located above the sheet-material conveying device 10 and is arranged between the application roller 2 and the compacting roller 4 in the direction of sheet material movement.

Further, with continued reference to fig. 1, the compacting roller 4 has a first gap (not shown) between it and the surface to be worked of the sheet material, and the doctor blade 3 has a second gap (not shown) between it and the surface to be worked of the sheet material. The first gap and the second gap are the same in size, and both the first gap and the second gap correspond to the thickness of the paint coating required by the process. In the course of working, scraper 3 can be waited to process the coating that exceeds required coating thickness on the surface with panel and strike off, and the compaction roller 4 that is located scraper 3 rear can be again with remaining coating compaction on the panel is waited to process the surface to make the panel wait to process and have the even compact coating of one deck on the surface, be favorable to promoting the thermal insulation performance and the pleasing to the eye degree of heat preservation energy-saving board.

Further, as shown in fig. 1, the heat-insulating and energy-saving plate coating device of the present application is further provided with a leveling assembly, and the leveling assembly can be connected with the plate conveying mechanism 10. As a preferred embodiment of the present invention, continuing to refer to 00, the leveling component may be disposed below the board conveying mechanism 10 and fixedly connected to the frame 1. Compared with the leveling component arranged above the plate conveying mechanism 10, the leveling component arranged below the plate conveying mechanism 10 is beneficial to fully utilizing the installation space inside the rack 1, and the space utilization rate is improved, so that the occupied space of the whole machine is smaller; and the leveling component is arranged below the plate conveying mechanism 10, so that the force applied to the plate conveying mechanism 10 by the leveling component is facilitated. Of course, the leveling assembly may be disposed above the board conveying mechanism 10 or at other positions, which is not specifically limited by the present invention.

The leveling component can abut against the plate 63 and the plate conveying mechanism 10, and plays a supporting role for the plate conveying mechanism 10, so that the pressure applied to the plate conveying mechanism 10 from the coating roller 2 and the compaction roller 4 is counteracted, and the plate conveying mechanism 10 is kept horizontal all the time. The leveling component is matched with the scraper 3 and the compaction roller 4 to enable the coating on the surface of the plate to be more uniform, so that the heat insulation performance and the attractiveness of the heat insulation energy-saving plate are further improved, and better use experience is brought to a user.

As a preferred embodiment of the present invention, as shown in fig. 3, a plurality of air holes 51 and a plurality of spraying holes 52 are opened on the surface of the cleaning roller 5, and the cleaning roller 5 is further provided with an air cavity 53 and a liquid cavity 54; the air hole 51 communicates with the air chamber 53, and the shower hole 52 communicates with the liquid chamber 54.

As a preferred example of the present preferred embodiment, as shown in fig. 3 and 4, a plurality of air holes 51 and a plurality of shower holes 52 are relatively uniformly arranged in the radial direction of the cleaning roller 5, and a plurality of air holes 51 and a plurality of shower holes 52 are arranged in a line in the axial direction of the cleaning roller 5; the air chamber 53 and the liquid chamber 54 are arranged opposite to each other in the radial direction of the cleaning roller 5; the surface of the cleaning roller 5 is also provided with a flexible cleaning member (not shown in the figure), which is arranged between the air hole 51 and the spraying hole 52.

The air chamber 53 may be communicated with an air pump, which can pump outside air into the air chamber 53; the fluid chamber 54 may be in communication with a water pump that pumps cleaning agent or water into the fluid chamber 54. In the production process, the cleaning agent is sprayed to the surface to be processed of the plate through the spraying holes 52, and the air is sprayed to the surface to be processed of the plate through the air holes 51, so that impurities remained on the surface to be processed of the plate are removed, and the coating is favorably coated on the plate. Moreover, the use of the cleaning agent or water can effectively avoid the occurrence of phenomena such as dust emission and the like, is beneficial to improving the production environment and improving the environmental protection property of the whole production process.

It should be understood that the arrangement of the air holes 51 and the shower holes 52, and the air chamber 53 and the liquid chamber 54 in the present invention is not limited to the above examples. Compared with other arrangement modes, the air holes 51 and the spraying holes 52 are oppositely arranged along the radial direction of the cleaning roller 5, so that the distance between the air holes 51 and the spraying holes 52 can be increased, the mutual influence between the air sprayed by the air holes 51 and the cleaning agent or water sprayed by the spraying holes 52 is avoided, and the air holes 51 and the spraying holes 52 are arranged in a straight line along the axial direction of the cleaning roller 5, so that the air sprayed by the air holes 51 and the cleaning agent or water sprayed by the spraying holes 52 can effectively cover the surface of the plate to be machined, and the cleaning effect is ensured. Of course, other setting manners may be adopted, and the present invention is not particularly limited thereto.

In addition, the flexible cleaning piece arranged on the surface of the cleaning roller 5 can wipe off impurities and cleaning agents or water remained on the surface to be processed of the plate, so that the cleaning effect is further improved, and the influence of the residual cleaning agents or water on the subsequent coating work is avoided. The flexible cleaning piece can be a brush or cleaning cloth or other flexible cleaning pieces, and the utility model discloses do not specifically limit this to this again.

As a preferred embodiment of the present invention, as shown in fig. 2, the direction of the cutting edge of the scraper 3 and the moving direction of the plate have an included angle α greater than 90 °. Compare in the cutting edge direction perpendicular to panel direction of motion of scraper 3, in process of production, the cutting edge direction of scraper 3 has the contained angle with panel direction of motion and makes the unnecessary coating of scraper 3 scraping can continue to remove along the cutting edge of scraper 3 along with the motion of panel to finally flow along the cutting edge of scraper 3, be favorable to the recycle of coating, practice thrift the cost. Of course, the arrangement of the scraper 3 that makes the edge of the scraper 3 perpendicular to the moving direction of the plate or other arrangements may be adopted, and the present invention is not limited to this.

As a preferred embodiment of the present invention, as shown in fig. 1, the leveling assembly includes a plurality of top plate 63 mechanisms, and each top plate 63 mechanism includes a first lead screw 61, a first guide post 62 and a top plate 63. The top plate 63 is provided with a first guide hole (not shown), the first guide hole is matched with the first guide post 62, the first guide post 62 and the first lead screw 61 are arranged in parallel, and the top plate 63 is hinged with the first lead screw 61. The cooperation of lead screw and roof 63, simple structure, simple to operate, and the precision that the lead screw drove roof 63 and remove is higher. In the production process, the first screw 61 rotates and drives the top plate 63 to ascend, the top plate 63 abuts against the plate 63 material conveying mechanism 10, the pressure of the plate conveying mechanism 10 from the coating roller 2 and the compaction roller 4 is offset, and the plate conveying mechanism 10 is enabled to be in a horizontal state all the time.

In one example, as shown in fig. 5, the top plate 63 is disposed below the plate conveying mechanism 10 along a center line of the plate conveying mechanism 10, a supporting beam 11 is disposed below the plate conveying mechanism 10, the top plate 63 is moved upward by the first lead screw 61 and is in contact engagement with the supporting beam 11, and the top plate 63 abuts against the supporting beam 11 to support the plate conveying mechanism 10.

As a preferred embodiment of the above example, as shown in fig. 6, a connecting screw 111 is provided at the lower part of the plate conveying mechanism 10, and engaging holes are provided at both ends of the supporting beam 11, and the connecting screw 111 passes through the engaging holes, so that the supporting beam 11 is fixedly connected to the lower part of the plate conveying mechanism 10. The height of the two ends of the supporting beam 11 can be adjusted by the arrangement mode, so that the plate conveying mechanism is better adaptive to the deformation of the plate mechanism under the pressure of the coating roller 2 and the compaction roller 4, the levelness of the plate conveying mechanism 10 is better ensured, and the stability of the production process is ensured.

In another preferred example, as shown in fig. 7, the top plate 63 mechanisms are provided on both sides of the sheet material conveying mechanism 10. The arrangement mode enables the top plate 63 mechanism to be more accurately applied to abut against the supporting beam 11, and further improves the leveling effect.

It should be understood that the structure and the arrangement of the middle top plate 63 mechanism of the present invention are not limited to the above examples, the top plate 63 may also be driven by a cylinder or a hydraulic cylinder, and the top plate 63 mechanism may also be driven by a sliding rail to freely move under the plate conveying mechanism 10, and the present invention is not limited to this.

Further, as shown in fig. 1, the heat-insulating and energy-saving plate coating device described in the present application further includes a lifting assembly. With continued reference to fig. 1, the lifting assembly includes a plurality of lifting mechanisms, each lifting mechanism includes a supporting seat 71, a second lead screw 72, a second guiding column 73 and a connecting seat 74, and the lifting mechanisms are fixedly connected to the upper portion of the rack 1 through the supporting seats 71; the connecting seat 74 is provided with a second guiding hole (not shown), and the second guiding column 73 passes through the second guiding hole to be matched with the connecting seat 74.

In a specific example, as shown in fig. 1, a plurality of lifting mechanisms are respectively arranged at two ends of the cleaning roller 5, the coating roller 2, the scraper 3 and the compacting roller 4, and the cleaning roller 5, the coating roller 2, the scraper 3 and the compacting roller 4 are respectively connected and fixed with the lifting mechanisms through connecting seats 74. In the production process, the screw rod rotates to drive the connecting seat 74 to move in the vertical direction along the second guide column 73, so that the distances between the cleaning roller 5, the coating roller 2, the scraper 3 and the compacting roller 4 and the surface to be processed of the plate are adjusted, the processing precision is improved, the uniformity of a coating on the surface of the plate is further ensured, and the heat insulation performance and the attractiveness of the heat insulation energy-saving plate are improved.

It should be understood that the present invention is not limited to the specific mechanism of the lifting mechanism, and the lifting mechanism may also be implemented by using a cylinder or a hydraulic cylinder.

As a preferred embodiment of the present invention, as shown in fig. 1, the heat-insulating energy-saving plate coating apparatus described in the present application further includes a coating material tank 8 and a first power member 9. The first power member 9 is provided above the paint tank 8, and the paint tank 8 is vertically movable up and down by the first power member 9. The paint tank 8 is disposed above the coating roller 2, and the paint tank 8 has a paint port 81 adapted to the surface shape of the coating roller 2.

Specifically, with continued reference to FIG. 1, the first power member 9 is a pneumatic cylinder and the paint canister 8 has an arcuate paint opening 81 that conforms to the shape of the surface of the applicator roll 2. Compared with a flat opening or a dotted opening, the arc-shaped coating opening 81 enables the coating to be better adhered to the surface of the coating roller 2, and the coating is prevented from being thrown out by the rotating coating roller 2; meanwhile, the coating tank 8 can be driven by the cylinder to move up and down, so that the distance between the arc-shaped coating port 81 and the surface of the coating roller 2 is adjusted, the coating is further prevented from being thrown out or colliding with the surface of the coating roller 2 to generate splashing, and the production cost is saved.

It should be understood that the present invention is not limited to the specific structure of the first power member 9 and the shape of the coating port 81, the first power member 9 may also be a hydraulic cylinder or a motor, and the coating port 81 may also be a flat port or a dotted port or other shapes or structures.

The utility model can be realized by adopting or using the prior art for reference in places which are not mentioned in the utility model. The embodiments in the present specification are described in a progressive manner, and the same and similar parts among the embodiments are referred to each other, and each embodiment focuses on the differences from the other embodiments.

The above description is only an example of the present invention, and is not intended to limit the present invention. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims (10)

1. A heat-insulating energy-saving plate coating device comprises a plate conveying mechanism, a coating roller and a compaction roller, wherein the coating roller and the compaction roller are arranged above the plate conveying mechanism, the compaction roller is arranged behind the coating roller along the plate moving direction, and the heat-insulating energy-saving plate coating device is characterized in that,

the cleaning roller is arranged above the plate conveying mechanism; the cleaning roller is arranged in front of the coating roller along the movement direction of the plate;

the scraper is arranged between the coating roller and the compacting roller along the moving direction of the plate, a first gap is formed between the compacting roller and the surface to be processed of the plate, the first gap corresponds to the thickness of the coating, a second gap is formed between the scraper and the surface to be processed of the plate, and the size of the second gap is the same as that of the first gap;

and the leveling component is connected with the plate conveying mechanism and is used for adjusting the levelness of the plate conveying mechanism.

2. The coating device of the heat-insulating energy-saving plate as claimed in claim 1, wherein the surface of the cleaning roller is provided with a plurality of air holes and a plurality of spraying holes, and the cleaning roller is provided with an air cavity and a liquid cavity; the air hole is communicated with the air cavity, and the spraying hole is communicated with the liquid cavity.

3. The heat-insulating energy-saving plate coating device as claimed in claim 2, wherein a plurality of the air holes and a plurality of the spraying holes are relatively uniformly arranged along a radial direction of the cleaning roller; the air cavity and the liquid cavity are arranged oppositely along the radial direction of the cleaning roller; the plurality of air holes are arranged in a straight line along the axial direction of the cleaning roller, and the plurality of spraying holes are arranged in a straight line along the axial direction of the cleaning roller;

the surface of the cleaning roller is also provided with a flexible cleaning piece, and the flexible cleaning piece is arranged between the air holes and the spraying holes.

4. The heat-insulating energy-saving plate coating device as claimed in claim 2, wherein the included angle between the arrangement direction of the scraper and the movement direction of the plate is more than 90 degrees.

5. The thermal insulating energy saving plate coating apparatus as claimed in claim 2, wherein the leveling assembly is disposed below the plate material conveying mechanism, and includes a plurality of top plate mechanisms; the top plate mechanism comprises a first lead screw, a first guide post and a top plate, the top plate is provided with a first guide hole, the first guide hole is matched with the first guide post, the first guide post and the first lead screw are arranged in parallel, and the top plate is hinged with the first lead screw;

the heat-insulating energy-saving plate coating device further comprises a frame, the frame is provided with a fixing portion, the top plate mechanism further comprises a connecting portion, and the top plate mechanism is fixedly connected with the frame through the fixing portion and the connecting portion.

6. The thermal insulating energy-saving plate coating device as claimed in claim 5, wherein a plurality of the top plate mechanisms are arranged along a center line of the plate conveying mechanism; or,

and the top plate mechanisms are uniformly arranged on two sides of the plate conveying mechanism along the plate moving direction.

7. The thermal insulating and energy saving plate coating device as claimed in claim 6, wherein the bottom of the plate material conveying mechanism is provided with a supporting part corresponding to the top plate.

8. The coating device for the heat-insulating energy-saving plate as claimed in claim 1, further comprising a lifting assembly, wherein the lifting assembly comprises a plurality of lifting mechanisms, the lifting mechanisms comprise a supporting seat, a second lead screw, a second guide post and a connecting seat, and the lifting mechanisms are fixedly connected to the upper part of the frame through the supporting seat;

the plurality of lifting mechanisms are respectively arranged at two ends of the cleaning roller, the coating roller, the scraper and the compaction roller, and the cleaning roller, the coating roller, the scraper and the compaction roller are respectively fixedly connected with the connecting seat.

9. A heat-insulating energy-saving plate coating device as claimed in claim 8, characterized by further comprising a coating material tank, wherein the coating material tank is provided with a coating material opening corresponding to the surface shape of the coating roller; the paint can is disposed above the coating roller.

10. A thermal insulating and energy saving plate coating apparatus as claimed in claim 9, further comprising a first power member disposed above the coating material tank, the first power member being capable of moving the coating material tank in a vertical direction.

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