Spraying device of laminating machine

Abstract

The utility model discloses a spraying device of a laminating machine, which comprises a material storage box and a mounting rack, the material storage box is fixedly connected with the top of the mounting rack, the left side of the top of the material storage box is fixedly connected with a booster pump, the output end of the booster pump extends into the material storage box through a pipeline, the middle part of the top side of the mounting rack is fixedly connected with a spraying seat, and the spraying seat is fixedly connected with the mounting rack. A carrier roller is connected between the inner walls of the mounting frame through bearings, material uniformizing rollers are arranged in front of and behind the carrier roller respectively, and the two ends of each material uniformizing roller are connected with the inner walls of the mounting frame through bearings, so that the spraying effect of feed liquid is guaranteed, and redundant feed liquid can be transferred to the surfaces of the material uniformizing rollers; the situation that the interior of equipment is polluted due to the fact that material liquid of the carrier roller drips due to too much sprayed materials is avoided, the material liquid which is sprayed on the carrier roller in a left-right reciprocating mode is evenly smeared through the lifting scraping plates which are alternately attached to the carrier roller, and the situation that marks are generated on the outer wall of the carrier roller due to the fact that the materials are smeared through a brush is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of laminating machines, and more specifically, to a spraying device for a laminating machine. Background Art

[0002] A laminating machine, also known as an extrusion compounding machine, a casting machine, an extrusion casting machine, a casting compounding machine, a coating machine, a plastic coating machine, a coating compounding machine (inaccurate, actually referring to a hot melt adhesive doctor coater), is a type of extrusion molding machine. It has the advantages of high automation, simple operation, high production speed, uniform coating thickness, high bonding strength, smooth winding, environmental protection and no pollution, and saving labor and raw material costs. Among them, the spraying work is an important function of the laminating machine.

[0003] In the prior art, the spraying device for a laminating machine with the application number 202221184333.0 is disclosed, which includes a laminating machine body. One side inside the laminating machine body is connected with a sliding rod. Two sides of the outer wall of the sliding rod are respectively slidably connected with sliders. A lead screw is threadedly connected between the two sliders, and both ends of the lead screw are respectively rotatably connected with the two sides of the inner wall of the laminating machine body. One side of the outer wall of the slider is connected with a clamp. A nozzle is clamped and connected between the clamp and the slider. One side of the top of the laminating machine body is provided with a storage box. A pair of electromagnetic valves are connected to the bottom end of the storage box. One end of each of the pair of electromagnetic valves is respectively connected with an elastic corrugated pipe. One end of each of the two elastic corrugated pipes is respectively connected with the top end of the nozzle. The slider includes a block body and a brush, and the brush is connected to the bottom end of the block body. The above device evenly applies the material on the idler roller through the brush, but traces will be generated on the surface of the material due to contact with the brush, making the material on the surface of the idler roller uneven, and it is easy for the sprayed material to drip, polluting the inside of the equipment.

[0004] In view of the problems in the related art, no effective solution has been proposed yet. Content of the Utility Model

[0005] In view of the problems in the related art, the utility model provides a spraying device for a laminating machine to overcome the above technical problems existing in the prior related art.

[0006] Therefore, the specific technical solution adopted by the utility model is as follows:

[0007] A spraying device for a laminating machine includes a material storage box and a mounting frame. The material storage box is fixedly connected to the top of the mounting frame. A booster pump is fixedly connected to the left side of the top of the material storage box. The output end of the booster pump extends into the material storage box through a pipeline. A spraying seat is fixedly connected to the middle of the top side of the mounting frame. An idler roller is rotatably connected between the inner walls of the mounting frame through bearings. Material leveling rollers are respectively arranged in front of and behind the idler roller, and both ends of the material leveling rollers are connected to the inner walls of the mounting frame through bearings.

[0008] Preferably, an installation groove is dug in the middle of the bottom side of the storage box. The installation groove penetrates through both sides of the storage box, and the inner wall of the installation groove is fixedly connected with the spray seat in an embedded manner. Connecting through ports are symmetrically dug on both sides of the bottom of the storage box.

[0009] Preferably, the connecting through port is connected to the inner cavity of the storage box in a penetrating manner. A semi-circular convex seat is fixedly connected to the middle of the bottom side of the inner wall of the storage box. Material receiving hoppers are respectively fixedly connected to the bottom parts on both sides of the semi-circular convex seat. One side of the bottom of the material receiving hopper is connected with a hose in a penetrating manner.

[0010] Preferably, an installation cavity is provided in the wall cavity of the semi-circular convex seat, and electric heating tubes are equidistantly connected between the inner walls of the installation cavity.

[0011] Preferably, a servo motor is fixedly connected to the right side of the spray seat. A rectangular groove is dug on the bottom side of the spray seat. A lead screw is connected to the left side of the inner wall of the rectangular groove through a bearing. A guide rod is arranged below the lead screw. A moving block is sleeved on the outer sides of the lead screw and the guide rod. A spray assembly is fixedly connected to the front side of the moving block.

[0012] Preferably, a nut is connected to the inside of the moving block through a ball bearing. The moving block is in threaded connection with the lead screw through the nut, and the output shaft of the servo motor drives the right end of the lead screw to be fixedly connected.

[0013] Preferably, the spray assembly includes a support block and a spray head. The spray head is arranged in the middle of the front side of the support block. A hoop is arranged in the middle of the front side of the support block and is fixedly connected to the outer side of the spray head through the hoop. The input end of the spray head is connected with a three-way pipe in a penetrating manner. Both ends of the three-way pipe are fixedly connected with the bottom end of the hose in a penetrating manner. Telescopic cylinders are symmetrically connected to the top of the support block.

[0014] Preferably, the bottom side of the spray head is vertically corresponding to the middle of the top side of the idler. The movable end of the telescopic cylinder penetrates through the bottom side of the support block and is fixedly connected with a lifting scraper. An arc-shaped groove is dug on the inner side of the lifting scraper and is slidably attached to the rear side of the top of the idler through the arc-shaped groove.

[0015] The beneficial effects of the present utility model are as follows: It ensures the temperature of the liquid material during use, avoids the situation of solidification due to too low temperature, ensures the spraying effect of the liquid material, can transfer the excess liquid material to the surface of the material leveling roller, avoids the dripping of the liquid material on the idler due to excessive spraying of the material and polluting the interior of the equipment, the design structure is more reasonable, the single horizontal reciprocating displacement can make the design structure of the overall device more simple, the design cost is greatly reduced, and the liquid material sprayed on the idler left and right reciprocally is evenly smeared by the lifting scraper alternately attached to the idler, avoiding the generation of streaks on the outer wall of the idler caused by brushing the material with a brush. Description of the Drawings

[0016] To more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the drawings required for use in the embodiments. Obviously, the drawings in the following description are only some embodiments of the present invention. For those of ordinary skill in the art, without creative efforts, other drawings can be obtained based on these drawings.

[0017] Figure 1 is the overall structural schematic diagram of a spray device of a film laminating machine according to an embodiment of the present invention;

[0018] Figure 2 is the cross-sectional structural schematic diagram of a storage box of a spray device of a film laminating machine according to an embodiment of the present invention;

[0019] Figure 3 is the internal structural schematic diagram of a spray seat of a spray device of a film laminating machine according to an embodiment of the present invention;

[0020] Figure 4 is the side view of a spray assembly of a spray device of a film laminating machine according to an embodiment of the present invention.

[0021] In the figure:

[0022] 1. Storage box; 2. Mounting frame; 3. Booster pump; 4. Spray seat; 5. Carrier roller; 6. Material leveling roller; 7. Installation groove; 8. Connection port; 9. Semi-circular convex seat; 10. Receiving hopper; 11. Hose; 12. Installation cavity; 13. Electric heating tube; 14. Servo motor; 15. Rectangular groove; 16. Lead screw; 17. Guide rod; 18. Moving block; 19. Spray assembly; 20. Support block; 21. Spray head; 22. Hoop; 23. Three-way pipe; 24. Telescopic cylinder; 25. Lifting scraper. Detailed implementation manners

[0023] To further illustrate the embodiments, the present invention provides drawings. These drawings are part of the disclosure of the present invention, mainly used to illustrate the embodiments, and can be combined with the relevant descriptions in the specification to explain the operation principle of the embodiments. With reference to these contents, those of ordinary skill in the art should be able to understand other possible implementation manners and the advantages of the present invention. The components in the figures are not drawn to scale, and similar component symbols are usually used to represent similar components.

[0024] According to an embodiment of the present invention, a spray device of a film laminating machine is provided.

[0025] Embodiment 1

[0026] As Figures 1-4As shown in the figure, a spraying device of a film laminating machine according to an embodiment of the present utility model includes a storage box 1 and a mounting frame 2. The storage box 1 is fixedly connected to the top of the mounting frame 2. A booster pump 3 is fixedly connected to the left side of the top of the storage box 1. The output end of the booster pump 3 extends into the interior of the storage box 1 through a pipeline. A spraying seat 4 is fixedly connected to the middle of the top side of the mounting frame 2. A carrying roller 5 is connected between the inner walls of the mounting frame 2 through bearings. Equalizing rollers 6 are respectively arranged in front of and behind the carrying roller 5. Both ends of the equalizing rollers 6 are connected to the inner walls of the mounting frame 2 through bearings. An installation groove 7 is dug in the middle of the bottom side of the storage box 1. The installation groove 7 penetrates through both sides of the storage box 1 respectively, and the inner wall of the installation groove 7 is fixedly connected with the spraying seat 4 in an embedded manner. Connecting openings 8 are symmetrically dug on both sides of the bottom of the storage box 1. The connecting openings 8 are communicated with the inner cavity of the storage box 1. A semi-circular convex seat 9 is fixedly connected to the middle of the bottom side of the inner wall of the storage box 1. Material receiving hoppers 10 are respectively fixedly connected to the bottom sides of both sides of the semi-circular convex seat 9. One side of the bottom of the material receiving hopper 10 is communicated with a hose 11. An installation cavity 12 is arranged in the wall cavity of the semi-circular convex seat 9. Electric heating tubes 13 are equidistantly connected between the inner walls of the installation cavity 12. The booster pump can pump the liquid material into the storage box 1 for storage, and then it flows into the material receiving hoppers 10 on both sides through the semi-circular convex seat 9 and waits for spraying. During the process of the liquid material flowing through the semi-circular convex seat 9, the electric heating tubes 13 are started. The heat generated by the electric heating tubes 13 contacts the flowing liquid material, which can improve the stability of the pumped liquid material, ensure the temperature of the liquid material during use, avoid the situation of solidification due to too low temperature, ensure the spraying effect of the liquid material, and during the rotation of the carrying roller 5, it will contact the surfaces of the equalizing rollers 6 on the front and rear sides, which can preliminarily level the liquid material sprayed on the surface of the carrying roller 5, and can transfer the excess liquid material to the surface of the equalizing rollers 6, avoiding the dripping of the liquid material on the carrying roller 5 due to too much sprayed material and polluting the interior of the equipment.

[0027] Embodiment Two

[0028] As Figures 1-4As shown in the figure, a spraying device of a film laminating machine according to an embodiment of the present utility model includes a storage box 1 and a mounting frame 2. The storage box 1 is fixedly connected to the top of the mounting frame 2. A booster pump 3 is fixedly connected to the left side of the top of the storage box 1. The output end of the booster pump 3 extends into the interior of the storage box 1 through a pipeline. A spraying seat 4 is fixedly connected to the middle of the top side of the mounting frame 2. A supporting roller 5 is connected between the inner walls of the mounting frame 2 through bearings. Material leveling rollers 6 are respectively arranged in front of and behind the supporting roller 5. Both ends of the material leveling rollers 6 are connected to the inner walls of the mounting frame 2 through bearings. A servo motor 14 is fixedly connected to the right side of the spraying seat 4. A rectangular groove 15 is dug on the bottom side of the spraying seat 4. The left side of the inner wall of the rectangular groove 15 is connected to a lead screw 16 through a bearing. A guide rod 17 is arranged below the lead screw 16. A moving block 18 is sleeved on the outer sides of the lead screw 16 and the guide rod 17. A spraying assembly 19 is fixedly connected to the front side of the moving block 18. A nut is connected to the inside of the moving block 18 through a ball bearing. The moving block 18 is in threaded connection with the lead screw 16 through the nut. The output shaft of the servo motor 14 is fixedly connected to the right end of the lead screw 16. By starting the servo motor 14, the output shaft of the servo motor 14 drives the lead screw 16 to rotate. The moving block 18 on the outer sides of the lead screw 16 and the guide rod 17 drives the spraying assembly 19 to perform horizontal reciprocating displacement above the supporting roller 5. The design structure is more reasonable. The single horizontal reciprocating displacement can make the design structure of the overall device simpler, and the design cost is greatly reduced.

[0029] Embodiment III

[0030] As Figures 1-4As shown in the figure, a spraying device of a film laminating machine according to an embodiment of the present utility model includes a storage box 1 and a mounting frame 2. The storage box 1 is fixedly connected to the top of the mounting frame 2. A booster pump 3 is fixedly connected to the left side of the top of the storage box 1. The output end of the booster pump 3 extends into the interior of the storage box 1 through a pipeline. A spraying seat 4 is fixedly connected to the middle of the top side of the mounting frame 2. A carrying roller 5 is connected between the inner walls of the mounting frame 2 through bearings. Equalizing rollers 6 are respectively arranged in front of and behind the carrying roller 5. Both ends of the equalizing rollers 6 are connected to the inner walls of the mounting frame 2 through bearings. The spraying assembly 19 includes a support block 20 and a spray head 21. The spray head 21 is arranged in the middle of the front side of the support block 20. A hoop 22 is arranged in the middle of the front side of the support block 20 and is fixedly connected to the outer side of the spray head 21 through the hoop 22. The input end of the spray head 21 is connected in a penetrating manner with a tee pipe 23. Both ends of the tee pipe 23 are fixedly connected in a penetrating manner with the bottom ends of the flexible hoses 11. The top of the support block 20 is symmetrically connected with telescopic cylinders 24. The bottom side of the spray head 21 is vertically corresponding to the middle of the top side of the carrying roller 5. The movable end of the telescopic cylinder 24 penetrates through the bottom side of the support block 20 and is fixedly connected with a lifting scraper 25. An arc-shaped groove is dug on the inner side of the lifting scraper 25 and is slidably attached to the rear side of the top of the carrying roller 5 through the arc-shaped groove. The flexible hoses 11 enter the spray head 21 through the tee pipe 23, and then the spray head 21 sprays the liquid material on the top side of the carrying roller 5. During the process of spraying while moving to the right, the left telescopic cylinder 24 is started, so that the movable end of the left telescopic cylinder 24 drives the lifting scraper 25 to be engaged with the rear side of the top of the carrying roller 5, and the lifting scraper 25 is used to evenly level the sprayed liquid material on the carrying roller 5. Similarly, during the process of moving to the left, the left lifting scraper 25 is controlled to rise and reset, and then during the process of spraying while moving to the right, the right telescopic cylinder 24 is started, so that the movable end of the right telescopic cylinder 24 drives the lifting scraper 25 to be engaged with the rear side of the top of the carrying roller 5. The liquid material sprayed on the carrying roller 5 back and forth left and right is evenly smeared by the lifting scraper 25 alternately attached to the carrying roller 5, avoiding the generation of streaky marks on the outer wall of the carrying roller 5 caused by brushing the material with a brush.

[0031] In summary, by means of the above technical solution of the present utility model, when this device is in use, the liquid material can be pumped into the storage box 1 for storage through the booster pump, and then flows into the receiving hoppers 10 on both sides through the semi-circular convex seat 9 respectively and waits for spraying. During the process of the liquid material flowing through the semi-circular convex seat 9, the electric heating tube 13 is started, and the heat generated by the electric heating tube 13 contacts the flowing liquid material, which can improve the stability of the pumped liquid material and ensure the temperature of the liquid material during use. And during the rotation of the idler roller 5, it will contact the surfaces of the equalizing rollers 6 on the front and rear sides, which can initially level the liquid material sprayed on the surface of the idler roller 5 and transfer the excess liquid material to the surface of the equalizing roller 6. By starting the servo motor 14, the output shaft of the servo motor 14 drives the lead screw 16 to rotate, and the lead screw 16 and the moving block 18 outside the guide rod 17 drive the spraying assembly 19 to perform horizontal reciprocating displacement above the idler roller 5. The hose 11 enters the spray head 21 through the tee 23, and then sprays the liquid material on the top side of the idler roller 5 through the spray head 21. During the process of spraying and moving to the right, the left telescopic cylinder 24 is started, so that the movable end of the left telescopic cylinder 24 drives the lifting scraper 25 to engage with the rear side of the top of the idler roller 5, and the sprayed liquid material is evenly leveled on the idler roller 5 by using the lifting scraper 25. Similarly, during the process of moving to the left, the left lifting scraper 25 is controlled to rise and reset, and then during the process of spraying and moving to the right, the right telescopic cylinder 24 is started, so that the movable end of the right telescopic cylinder 24 drives the lifting scraper 25 to engage with the rear side of the top of the idler roller 5. The liquid material sprayed on the idler roller 5 back and forth left and right is evenly smeared by the lifting scraper 25 alternately attached to the idler roller 5.

[0032] The above are only the preferred embodiments of the present utility model and are not intended to limit the present utility model. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present utility model shall be included in the protection scope of the present utility model.

Claims

1. A spraying device for a film laminating machine, comprising a storage box (1) and a mounting frame (2), characterized in that, The storage box (1) is fixedly connected to the top of the mounting frame (2). A booster pump (3) is fixedly connected to the left side of the top of the storage box (1). The output end of the booster pump (3) extends into the interior of the storage box (1) through a pipeline. A spray seat (4) is fixedly connected to the middle of the top side of the mounting frame (2). A roller (5) is connected between the inner walls of the mounting frame (2) through a bearing. Material leveling rollers (6) are respectively arranged in front of and behind the roller (5). Both ends of the material leveling rollers (6) are connected to the inner walls of the mounting frame (2) through bearings.

2. The spray device of a film laminating machine according to claim 1, characterized in that, An installation groove (7) is dug in the middle of the bottom side of the storage box (1). The installation groove (7) penetrates through both sides of the storage box (1), and the inner wall of the installation groove (7) is fixedly connected to the spray seat (4) in an embedded manner. Connecting through-ports (8) are symmetrically dug on both sides of the bottom of the storage box (1).

3. The spray device of a film laminating machine according to claim 2, characterized in that, The connecting through-ports (8) are connected to the inner cavity of the storage box (1) in a communicating manner. A semi-circular convex seat (9) is fixedly connected to the middle of the bottom side of the inner wall of the storage box (1). Receiving hoppers (10) are respectively fixedly connected to the bottom sides of both sides of the semi-circular convex seat (9). One side of the bottom of the receiving hopper (10) is connected to a hose (11) in a through manner.

4. The spray device of a film laminating machine according to claim 3, characterized in that, An installation cavity (12) is arranged in the wall cavity of the semi-circular convex seat (9). Electric heating tubes (13) are equidistantly connected between the inner walls of the installation cavity (12).

5. The spray device of a film laminating machine according to claim 4, wherein A servo motor (14) is fixedly connected to the right side of the spray seat (4). A rectangular groove (15) is dug on the bottom side of the spray seat (4). A lead screw (16) is connected to the left side of the inner wall of the rectangular groove (15) through a bearing. A guide rod (17) is arranged below the lead screw (16). A moving block (18) is sleeved on the outer sides of the lead screw (16) and the guide rod (17). A spray assembly (19) is fixedly connected to the front side of the moving block (18).

6. The spray device of a film laminating machine according to claim 5, characterized in that, A nut is connected to the inside of the moving block (18) through a ball bearing. The moving block (18) is in threaded connection with the lead screw (16) through the nut. The output shaft of the servo motor (14) is fixedly connected to the right end of the lead screw (16).

7. The spray device of a film laminating machine according to claim 6, characterized in that, The spray assembly (19) includes a support block (20) and a spray head (21). The spray head (21) is arranged in the middle of the front side of the support block (20). A hoop (22) is arranged in the middle of the front side of the support block (20) and is fixedly connected to the outer side of the spray head (21) through the hoop (22). The input end of the spray head (21) is connected to a tee pipe (23) in a through manner. Both ends of the tee pipe (23) are fixedly connected to the bottom ends of the hoses (11) in a through manner. Telescopic cylinders (24) are symmetrically connected to the top of the support block (20).

8. The spray device of a film laminating machine according to claim 7, characterized in that, The bottom side of the spray head (21) is vertically corresponding to the middle of the top side of the roller (5). The movable end of the telescopic cylinder (24) penetrates through the bottom side of the support block (20) and is fixedly connected to a lifting scraper (25). An arc-shaped groove is dug on the inner side of the lifting scraper (25), and the lifting scraper (25) is slidably attached to the rear side of the top of the roller (5) through the arc-shaped groove.

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