A corrugated paperboard production adhesive coating device and a method of using the same

By employing the coordinated control of multiple moving adhesive coating nozzle assemblies and synchronous opening and closing drive assemblies in corrugated cardboard production, the problems of uneven coating and low precision have been solved. This has enabled uniform coating and flow rate adjustment to adapt to different corrugated paper widths, thereby improving production efficiency and accuracy.

CN115889036BActive Publication Date: 2026-02-17GUANGDA PAPER PROD ZHONGSHAN CO LTD
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Patent Information

Application Number
CN202211639652.0
Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
Filing Date
2022-12-19
Publication Date
2026-02-17
Estimated Expiration
2042-12-19

AI Technical Summary

Technical Problem

Existing corrugated paper adhesive coating devices suffer from unevenness and low precision when adjusting coating spacing and flow rate, especially when dealing with different corrugated paper widths, making precise control difficult.

Method used

Multiple moving adhesive coating nozzle assemblies are used, combined with synchronous opening and closing drive components and flow control devices. The nozzle spacing and flow rate are adaptively adjusted through linkage components to ensure coating uniformity and accuracy.

Benefits of technology

It enables equidistant adjustment of the spacing between multiple nozzles and adaptive variation of flow rate, adapting to different corrugated paper widths, ensuring uniform coating and sufficient adhesive amount, reducing manual adjustment errors, and improving production efficiency and accuracy.

✦ Generated by Eureka AI based on patent content.

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Abstract

The application discloses a corrugated board production adhesive coating device, comprising a connecting frame, the connecting frame is arranged with a plurality of transversely movable moving adhesive coating nozzle assembly, a plurality of the moving adhesive coating nozzle assembly is provided with a synchronous opening and closing driving assembly which can be equidistant and synchronous, the moving adhesive coating nozzle assembly is provided with a flow control device for adjusting the flow size, the flow control device and the synchronous opening and closing driving assembly are provided with a linkage assembly, a plurality of coating nozzles can keep equidistant opening and closing adjustment, ensuring uniformity of coating; a plurality of nozzles can adapt to different width of corrugated paper for coating, ensuring adaptability and overall coating; when the width of the corrugated paper is larger, the flow of the nozzle required is larger, the control of the nozzle flow is larger according to the larger nozzle spacing, ensuring that the adhesive coating amount of the corrugated paper surface is sufficient.
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Description

TECHNICAL FIELD

[0001] The present application relates to the field of corrugated paper adhesive coating, in particular to a corrugated paperboard production adhesive coating device and a method thereof. BACKGROUND

[0002] After corrugated paper processing, multiple layers of corrugated paper need to be connected by adhesive. When coating the adhesive, the surface needs to be coated linearly. The coating requirements for different corrugated papers are different. In the coating process, not only the adhesive flow needs to be controlled, but also the linear coating interval size needs to be controlled according to the size of the corrugated paper. That is, when coating, the larger the width of the corrugated paper, the larger the interval size of multiple linear coatings, and the larger the flow. Conversely, the smaller the flow. Manual adjustment of the transmission adjustment interval cannot guarantee the consistency of the linear coating interval, resulting in uneven adhesive coating process. Moreover, the size of the flow also needs to be manually adjusted, which has low precision.

[0003] Therefore, the existing corrugated paper adhesive coating field needs to be further improved. SUMMARY

[0004] The purpose of the present application is to provide a corrugated paperboard production adhesive coating device. The interval between multiple linear coating nozzles is kept consistent and adjusted. It is suitable for adjusting corrugated papers of different widths. When the interval is larger, the flow of the nozzle is larger.

[0005] In order to achieve the above purpose, the following scheme is adopted in the present application:

[0006] A corrugated paperboard production adhesive coating device comprises a connecting frame, the connecting frame is arranged with a plurality of transversely movable mobile adhesive coating nozzle assemblies, a synchronous opening and closing driving assembly capable of equidistant and synchronous opening and closing is arranged between a plurality of the mobile adhesive coating nozzle assemblies, a flow control device for adjusting the flow size is arranged on the mobile adhesive coating nozzle assembly, and a linkage assembly is arranged between the flow control device and the synchronous opening and closing driving assembly.

[0007] Further, the connecting frame comprises a bottom plate, side plates are arranged on both sides of the bottom plate, and connecting ears are arranged on the upper ends of the side plates.

[0008] Further, the mobile adhesive coating nozzle assembly comprises a transverse guide groove arranged on the bottom plate, a transverse sliding block arranged on the transverse guide groove, and a coating nozzle arranged on the transverse sliding block.

[0009] Further, the synchronous closing driving assembly comprises a hinge seat arranged on the transverse slider, a connecting rod is hinged on the hinge seat, two adjacent connecting rods are hinged through hinge shafts arranged thereon, one of the hinge shafts is provided with a vertical slider, a vertical rod is arranged on the bottom plate, a vertical guide groove is arranged on the vertical rod, the vertical slider is movably arranged in the vertical guide groove, and a synchronous lifting assembly capable of driving the hinge shafts to move synchronously up and down is arranged between the two side plates.

[0010] Further, the synchronous lifting assembly comprises a vertical straight groove arranged on the side plate, a vertical guide block is movably arranged in the vertical straight groove, a connecting cross rod is arranged between the two vertical guide blocks, a synchronous cross groove is arranged on the connecting cross rod, the hinge shafts are movably arranged in the synchronous cross groove at the same height position, and a push rod motor for driving the vertical guide block to move up and down is arranged on the side plate.

[0011] Further, the flow control device comprises a transverse guide sleeve arranged at the outlet of the coating nozzle, a transverse guide rod is movably arranged in the transverse guide sleeve, and a flow blocking plate for controlling the size of the outlet of the coating nozzle is arranged on the transverse guide rod.

[0012] Further, the linkage assembly comprises a first hinge part arranged on one group of connecting rods in the same tilting direction, an extension plate is arranged on the side wall of the flow blocking plate, a second hinge part is arranged on the extension plate, and a connecting rod arm is hinged between the first hinge part and the second hinge part.

[0013] The purpose of the present application is to provide a use method of the corrugated paper production adhesive coating device, which can realize the use of the device with different corrugated paper width sizes, realize equidistant adjustment, and ensure reasonable change of the flow size of the nozzle.

[0014] In order to achieve the above purpose, the present application adopts the following scheme:

[0015] A use method of a corrugated paper production adhesive coating device, which adopts the corrugated paper production adhesive coating device according to any one of claims 1-7, comprises the following steps: step one: installing a connecting frame, fixing the connecting frame through two side fixed seats, and hollowing the lower part of the connecting frame;

[0016] Step two: a conveying track for conveying corrugated paper is arranged in the hollow part below the connecting frame;

[0017] Step three: according to the width of the corrugated paper, the spacing between the plurality of mobile adhesive coating nozzle assemblies is adjusted;

[0018] Step four: control the synchronous opening and closing driving assembly to work, and the synchronous opening and closing driving assembly can make multiple mobile adhesive coating nozzle assemblies realize synchronous opening and closing and keep equidistance state activity;

[0019] Step five: in the process of opening and closing of multiple mobile adhesive coating nozzle assemblies, the flow control device can be synchronously controlled through the linkage assembly to change the coating flow size of the mobile adhesive coating nozzle assemblies.

[0020] Further, adjusting baffles capable of controlling the width of the conveying track are arranged on both sides of the conveying track, so that the adjusting baffles on both sides can be attached to both sides of the corrugated paper to keep the positioning and conveying of the corrugated paper.

[0021] Further, when the spacing size between multiple mobile adhesive coating nozzle assemblies is larger, the flow control device controls the flow discharged by the mobile adhesive coating nozzle assemblies to be larger, and vice versa.

[0022] The mobile adhesive coating nozzle assembly is connected with a conveying hose, multiple conveying hoses are connected with a conveying assembly, and the conveying assembly is connected with a pump body capable of outputting adhesive.

[0023] In summary, the present application has the following advantages over the prior art:

[0024] The present application solves the problems existing in the prior art corrugated paper coating process. Through the structural arrangement of the present application, the following advantages are achieved: 1. Multiple coating nozzles can keep equidistance opening and closing adjustment to ensure uniform coating; 2. Multiple nozzles can adapt to different widths of corrugated paper for coating to ensure adaptability and comprehensive coating; 3. When the width of the corrugated paper is larger, the flow of the nozzles needs to be larger, and the control of the nozzle flow is increased according to the increase of the nozzle spacing, so as to ensure that the amount of adhesive coated on the surface of the corrugated paper is sufficient; 4. The synchronous and equidistance opening and closing structure and the flow size self-adaptive control structure are arranged to reduce the errors of manual adjustment, ensure the accuracy, reduce the intervention of manual labor, save manpower and material resources, and the structure is simple and convenient to use. BRIEF DESCRIPTION OF DRAWINGS

[0025] Figure 1 It is a first state perspective view of the present application;

[0026] Figure 2 It is a second state perspective view of the present application;

[0027] Figure 3 It is a first state front view of the present application;

[0028] Figure 4 It is a second state front view of the present application;

[0029] Figure 5It is the first state internal structure schematic view of the present application;

[0030] Figure 6 It is the second state internal structure schematic view of the present application;

[0031] Figure 7 It is the second state internal structure schematic view of the present application;

[0032] Figure 8 It is Figure 7 The enlarged view of A of the present application;

[0033] Figure 9 It is the exploded view of the present application;

[0034] Figure 10 It is the schematic view of the use method of the present application. DETAILED DESCRIPTION

[0035] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only a part of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments in the present application, all the other embodiments obtained by those skilled in the art without creative work belong to the scope of protection of the present application.

[0036] Please refer to Figures 1-10 The present application provides a kind of corrugated paper production adhesive coating device, including connecting frame 1, the connecting frame 1 is arranged with multiple mobile adhesive coating nozzle assembly 2 that can move transversely, multiple the mobile adhesive coating nozzle assembly 2 between being provided with synchronous tensioning and closing driving assembly 3 that can be equidistant and synchronous, the mobile adhesive coating nozzle assembly 2 is provided with flow control device 4 for adjusting the size of flow, the flow control device 4 and the synchronous tensioning and closing driving assembly 3 between being provided with linkage assembly 5;

[0037] The mobile adhesive coating nozzle assembly 2 can be adjusted left and right;

[0038] The synchronous tensioning and closing driving assembly 3 can control the size of spacing between multiple adjacent mobile adhesive coating nozzle assembly 2 consistent, while realizing synchronous tensioning and closing adjustment;

[0039] The flow control device 4 can control the size of flow corresponding to the mobile adhesive coating nozzle assembly 2;

[0040] When multiple the mobile adhesive coating nozzle assembly 2 spacing is simultaneously enlarged, the linkage assembly 5 can control corresponding the flow control device 4 to follow the enlargement;

[0041] When the spacing between multiple mobile adhesive coating nozzle assemblies 2 is simultaneously reduced, the linkage assembly 5 can control the corresponding flow control device 4 to follow the reduction;

[0042] When the width of the corrugated paper is small, the spacing between multiple mobile adhesive coating nozzle assemblies 2 is controlled to be small, and the flow control device 4 follows the reduction, thereby saving adhesive flow and resources;

[0043] When the width of the corrugated paper is large, the spacing between multiple mobile adhesive coating nozzle assemblies 2 is controlled to be large, and the flow control device 4 follows the increase, thereby ensuring that the amount of adhesive coating on the large corrugated paper is sufficient.

[0044] The connecting frame 1 comprises a bottom plate 101, and side plates 102 are arranged on both sides of the bottom plate 101, and connecting ears 103 are arranged at the upper ends of the side plates 102.

[0045] The mobile adhesive coating nozzle assembly 2 comprises a transverse guide groove 201 arranged on the bottom plate 101, a transverse sliding block 202 arranged on the transverse guide groove 201, and a coating nozzle 203 arranged on the transverse sliding block 202.

[0046] The synchronous opening and closing driving assembly 3 comprises a hinged seat 301 arranged on the transverse sliding block 202, a connecting rod 302 hinged to the hinged seat 301, and a hinge shaft 303 arranged between the upper ends of two adjacent connecting rods 302 to hinge the two connecting rods 302, a vertical sliding block 304 arranged on one of the hinge shafts 303, a vertical rod 305 arranged on the bottom plate 101, a vertical guide groove 306 arranged on the vertical rod 305, the vertical sliding block 304 movably arranged in the vertical guide groove 306, and a synchronous lifting assembly 307 arranged between the two side plates 102 to drive multiple hinge shafts 303 to move up and down synchronously.

[0047] The synchronous lifting assembly 307 comprises a vertical straight groove 3071 arranged on the side plate 102, a vertical guide block 3072 movably arranged in the vertical straight groove 3071, a connecting cross rod 3073 arranged between the two vertical guide blocks 3072, a synchronous transverse groove 3074 arranged on the connecting cross rod 3073, multiple hinge shafts 303 arranged at the same height and movably arranged in the synchronous transverse groove 3074, and a push rod motor 3075 arranged on the side plate 102 to drive the vertical guide block 3072 to move up and down.

[0048] The flow control device 4 of the present invention includes a transverse guide sleeve 401 disposed at the outlet of the coating nozzle 203, a transverse guide rod 402 movably disposed inside the transverse guide sleeve 401, and a flow blocking plate 403 for controlling the size of the outlet end of the coating nozzle 203 disposed on the transverse guide rod 402.

[0049] The linkage component 5 of the present invention includes a first hinge portion 501 provided on one of the connecting rods 302 in the same inclined direction, an extension plate 502 provided on the side wall of the flow blocking plate 403, a second hinge portion 504 provided on the extension plate 502, and a connecting rod arm 503 hinged between the first hinge portion 501 and the second hinge portion 504.

[0050] A method of using an adhesive coating device for corrugated cardboard production includes step one: installing a connecting frame 1 and fixing the connecting frame 1 with fixing seats on both sides, so that the bottom of the connecting frame 1 is hollowed out;

[0051] Step 2: A conveyor track for transporting corrugated paper is provided in the hollowed-out part below the connecting frame 1;

[0052] Step 3: Adjust the spacing between the multiple movable adhesive coating nozzle assemblies 2 according to the width of the corrugated paper;

[0053] Step 4: Control the synchronous opening and closing drive component 3 to work. The synchronous opening and closing drive component 3 enables multiple moving adhesive coating nozzle components 2 to open and close synchronously and maintain an equidistant state.

[0054] Step 5: During the opening and closing of the multiple movable adhesive coating nozzle assemblies 2, the linkage component 5 can synchronously control the flow control device 4 to change the coating flow rate of the movable adhesive coating nozzle assembly 2.

[0055] The present invention provides adjustable baffles on both sides of the conveying track, which can control the width of the conveying track, so that the adjustable baffles on both sides can fit against the sides of the corrugated paper and maintain the positioning and conveying of the corrugated paper.

[0056] In this invention, when the spacing between the plurality of movable adhesive coating nozzle assemblies 2 is larger, the flow rate discharged by the movable adhesive coating nozzle assembly 2 controlled by the flow control device 4 is larger, and vice versa;

[0057] The input of the movable adhesive coating nozzle assembly 2 is connected to a delivery hose, and multiple delivery hoses are connected to a delivery assembly, which is connected to a pump body capable of outputting adhesive.

[0058] The above shows and describes the basic principles and main features of the present application and the advantages of the present application, and those skilled in the art should understand that the present application is not limited to the above embodiments, and the above embodiments and descriptions in the specification are only to illustrate the principles of the present application, and various changes and improvements can be made without departing from the spirit and scope of the present application, and these changes and improvements all fall within the scope of the claimed present application. The scope of protection of the present application is defined by the appended claims and their equivalents.

Claims

1. A corrugated paperboard production adhesive coating device comprising a connecting frame (1), characterized in that: The connecting frame (1) is arranged with a plurality of transversely movable mobile adhesive coating nozzle assemblies (2), the connecting frame (1) comprises a bottom plate (101), the both sides of the bottom plate (101) are respectively provided with side plates (102), and the upper ends of the side plates (102) are provided with connecting ears (103); the mobile adhesive coating nozzle assembly (2) comprises a transverse guide groove (201) arranged on the bottom plate (101), a transverse sliding block (202) arranged on the transverse guide groove (201), and a coating nozzle (203) arranged on the transverse sliding block (202); a synchronous opening and closing driving assembly (3) capable of being equidistant and synchronous is arranged between a plurality of the mobile adhesive coating nozzle assemblies (2), the synchronous opening and closing driving assembly (3) comprises a hinged seat (301) arranged on the transverse sliding block (202), a connecting rod (302) hinged to the hinged seat (301), and adjacent two upper ends of the connecting rods (302) are hinged through a hinged shaft (303), one of the hinged shafts (303) is provided with a vertical sliding block (304), a vertical rod (305) is arranged on the bottom plate (101), a vertical guide groove (306) is arranged on the vertical rod (305), the vertical sliding block (304) is movably arranged in the vertical guide groove (306), and a synchronous lifting assembly (307) capable of driving a plurality of the hinged shafts (303) to move up and down synchronously is arranged between the two side plates (102); the synchronous lifting assembly (307) comprises a vertical straight groove (3071) arranged on the side plate (102), a vertical guide block (3072) movably arranged in the vertical straight groove (3071), a connecting cross rod (3073) arranged between the two vertical guide blocks (3072), a synchronous cross groove (3074) arranged on the connecting cross rod (3073), a plurality of the hinged shafts (303) arranged at the same height position and movably arranged in the synchronous cross groove (3074), and a push rod motor (3075) arranged on the side plate (102) and used for driving the vertical guide block (3072) to move up and down; a flow control device (4) for adjusting the flow size is arranged on the mobile adhesive coating nozzle assembly (2), the flow control device (4) comprises a transverse guide sleeve (401) arranged at the outlet of the coating nozzle (203), a transverse guide rod (402) movably arranged in the transverse guide sleeve (401), and a flow blocking plate (403) arranged on the transverse guide rod (402) and used for controlling the size of the outlet end of the coating nozzle (203).The linkage assembly (5) is arranged between the flow control device (4) and the synchronous opening and closing driving assembly (3), the linkage assembly (5) comprises a first hinged part (501) arranged on one group of connecting rods (302) in the same tilting direction, a side wall of the flow blocking plate (403) is provided with an extension plate (502), the extension plate (502) is provided with a second hinged part (504), and a connecting rod arm (503) is hinged between the first hinged part (501) and the second hinged part (504).

2. A method of using a corrugated paperboard production adhesive coating apparatus, using a corrugated paperboard production adhesive coating apparatus as claimed in claim 1, characterized in that: The method comprises the following steps: step one: installing a connecting frame (1), fixing the connecting frame (1) through two side fixing seats, and hollowing the lower part of the connecting frame (1); Step two: setting a conveying track for conveying corrugated paper in the hollow part below the connecting frame (1); Step three: adjusting the spacing between multiple mobile adhesive coating nozzle assemblies (2) according to the width of the corrugated paper; Step four: controlling the synchronous opening and closing driving assembly (3) to work, so that the multiple mobile adhesive coating nozzle assemblies (2) can realize synchronous opening and closing and keep equidistant state activity; Step five: during the opening and closing process of the multiple mobile adhesive coating nozzle assemblies (2), the linkage assembly (5) can synchronously control the flow control device (4) to change the coating flow size of the mobile adhesive coating nozzle assembly (2).

3. A method of using a corrugated paperboard production adhesive coating apparatus according to claim 2, characterized in that: Adjusting baffles capable of controlling the width of the conveying track are arranged on both sides of the conveying track, so that the adjusting baffles on both sides can be attached to both sides of the corrugated paper to keep the positioning and conveying of the corrugated paper.

4. A method of using a corrugated paperboard production adhesive coating apparatus according to claim 2, characterized in that: When the spacing size between the multiple mobile adhesive coating nozzle assemblies (2) is larger, the flow control device (4) controls the mobile adhesive coating nozzle assembly (2) to discharge a larger flow, and vice versa; The mobile adhesive coating nozzle assembly (2) is connected with a conveying hose, multiple conveying hoses are connected with a conveying assembly, and the conveying assembly is connected with a pump body capable of outputting adhesive.

Citation Information

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