Coating and compounding device for non-woven fabric and thin film

Abstract

The utility model discloses a coating compounding device for non-woven fabrics and films, which comprises a device main body, the device main body comprises an unwinding device, a deviation rectifying device, a coating device and a compounding slitting device which are sequentially arranged along the material conveying direction, the film materials and the fabrics are conveyed towards the compounding device through the unwinding device, and the film materials and the fabrics are conveyed towards the compounding device through the deviation rectifying device. Before composite slitting, the position of a material is corrected through the deviation correcting device, the product quality is improved, during gluing, the second driving device drives the glue pressing roller to enable the cloth to be attached to the gluing roller to complete gluing, the gluing amount is effectively controlled, the third driving device drives the glue scraping plate to swing, the distance between the glue scraping plate and the glue pressing roller is adjusted, and the gluing quality is improved. The hot melt adhesive is uniformly coated on the fabric and is compounded, the compounded fabric is rapidly cooled through the cooling roller during compounding, the composite fabric is prevented from wrinkling and shrinking, and meanwhile, the slitting roller is convenient to abut against the cold cutting roller to slit and correct the edge materials on the two sides of the fabric.

Description

Technical Field

[0001] This utility model relates to the technical field of composite fabric processing equipment, specifically to a coating and laminating device for nonwoven fabrics and films. Background Technology

[0002] Composite fabrics are a new type of material made by bonding one or more layers of textile materials, non-woven materials and other functional materials together. They have many superior properties (compared to ordinary synthetic fibers).

[0003] Coating refers to the method of applying a paste polymer, molten polymer, or polymer melt onto paper, cloth, or plastic film to obtain composite materials (films); coating machines are mainly used for surface coating processes of films, paper, etc.; coating technology is widely used in coating and composite packaging of substrates such as paper and film.

[0004] Existing equipment can basically achieve automated coating production using hot melt adhesive. However, there are still some issues that need adjustment in the coating process: 1. Uneven coating and excessive adhesive application, which affects product processing quality and leads to adhesive overflow during lamination; 2. The adhesive thickness requires manual monitoring and adjustment, resulting in a low degree of automation; 3. Adhesion between the adhesive and the cutter after lamination affects slitting and winding. Therefore, a coating and lamination device is needed to improve the coating quality and effect, and increase the overall production efficiency of the coating and lamination equipment. Utility Model Content

[0005] To address the technical deficiencies in the background art, this utility model proposes a coating and laminating device for nonwoven fabrics and films, which solves the aforementioned technical problems and meets practical needs. The specific technical solution is as follows:

[0006] A coating and laminating device for nonwoven fabrics and films includes a main body, the main body comprising an unwinding device, a web guiding device, a coating device and a laminating and slitting device arranged sequentially along the material conveying direction;

[0007] The unwinding device includes a fabric unwinding device and a film unwinding device. There are two correction devices, which are respectively located between the fabric unwinding device and the coating device, and between the film unwinding device and the composite slitting device.

[0008] The coating apparatus includes a coating support, a coating roller, a first driving device disposed at the end of the coating roller to drive the coating roller to rotate, and a glue application plate disposed above the coating roller.

[0009] The coating roller is provided with a pressure roller and a second driving device that drives the pressure roller to swing toward the coating roller on one side. Above the pressure roller is a scraper and a third driving device that drives the scraper to swing toward the pressure roller.

[0010] As an improvement of the above scheme, the deviation correcting device comprises a cloth deviation correcting device and a film deviation correcting device, the cloth unwinding device is provided with a conveying roller set one corresponding to the position of the cloth deviation correcting device, and the film unwinding device is provided with a conveying roller set two corresponding to the position of the film deviation correcting device.

[0011] As an improvement of the above scheme, the conveying roller set one comprises a first conveying roller and a second conveying roller, and the first conveying roller and the second conveying roller are respectively arranged on the two sides of the cloth deviation correcting device.

[0012] The conveying roller set two comprises a third conveying roller and a fourth conveying roller, and the third conveying roller and the fourth conveying roller are respectively arranged on the two sides of the film deviation correcting device.

[0013] As an improvement of the above scheme, the glue pressing roller is arranged on the side of the glue coating roller away from the glue applying plate, a swing support one is arranged between the end of the glue pressing roller and the coating support, the output end of the second driving device is connected to the other end of the swing support one, the fixed end of the second driving device is hinged to the coating support, and the middle part of the swing support one is hinged to the coating support.

[0014] As an improvement of the above scheme, a swing support two is arranged between the end of the glue scraping plate and the coating support, the output end of the third driving device is connected to the other end of the swing support two, the fixed end of the third driving device is hinged to the coating support, and the middle part of the swing support two is hinged to the coating support.

[0015] As an improvement of the above scheme, the composite slitting device comprises a composite support, a first composite roller and a second composite roller, and the first composite roller is arranged above the second composite roller on the side close to the unwinding device.

[0016] As an improvement of the above scheme, the composite slitting device further comprises a cooling roller and a slitting roller, the cooling roller is arranged above the second composite roller on the side away from the unwinding device, and the slitting roller is attached to the side of the cooling roller away from the second composite roller.

[0017] The utility model has beneficial effect lies in: through unwinding device with membrane material and cloth direction compound device delivery, corrects material position through deviation rectifying device before compound slitting, promotes product quality, completes coating when through second drive device drive pressure glue roll with cloth is pasted on pressure glue roll, effective control coating amount, through third drive device drive scraping glue board swing, adjust the interval between scraping glue board and pressure glue roll, make that hot melt adhesive evenly coats on cloth and completes compound, through cooling roll fast cooling compound after the fabric when compound, avoid compound fabric to appear wrinkle shrinkage, convenient to cutting roll on the cold cutting roll of two sides of fabric material cutting correction. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is device main body structure schematic diagram of the utility model.

[0019] Figure 2 It is coating device structure schematic diagram of the utility model.

[0020] Among them: cloth unwinding device 1, membrane material unwinding device 2, conveying roller group one 3, conveying roller group two 4, cloth deviation rectifying device 5, membrane material deviation rectifying device 6, coating device 7, coating support 701, glue roll 702, first drive device 703, glue application plate 704, third drive device 705, swing support two 706, pressure glue roll 707, second drive device 708, swing support one 709, scraping glue board 710, compound slitting device 8, first compound roll 801, second compound roll 802, cooling roll 803, cutting roller 804. DETAILED DESCRIPTION

[0021] The embodiments of the utility model are described below in combination with the drawings and related examples, and the embodiments of the utility model are not limited to the following examples, and the utility model relates to the necessary components in the related technical field, which should be regarded as the known technology in the technical field and can be known and mastered by the technical personnel in the technical field.

[0022] As Figure 1 And Figure 2 Shown, a kind of for non-woven fabric and film coating compound device, including device main body, the device main body includes sequentially setting unwinding device, deviation rectifying device, coating device 7 and compound slitting device 8 along material conveying direction;

[0023] In the technical scheme of unwinding device in the utility model, the unwinding device includes cloth unwinding device 1 and membrane material unwinding device 2, the cloth unwinding device 1 is arranged below the membrane material unwinding device 2, the cloth unwinding device 1 is used to unwind non-woven fabric, and the membrane material unwinding device 2 is used to unwind membrane material;

[0024] It should be noted that the winding quality of cloth and film material is not the same, when the material is discharged, the material roll used for discharging exists the phenomenon of uneven winding, which will cause deviation during conveying, and a deviation correcting device needs to be set to keep the material conveying neat;

[0025] The number of the deviation correcting device is two, which are respectively arranged between the cloth unwinding device 1 and the coating device 7, and between the film material unwinding device 2 and the composite cutting device 8;

[0026] The utility model discloses in the technical scheme of deviation correcting device, the deviation correcting device includes cloth deviation correcting device 5 and film material deviation correcting device 6, the cloth unwinding device 1 is equipped with conveying roller group no.

[0027] Further, in the above scheme, the conveying roller group no. 3 includes a first conveying roller and a second conveying roller, and the first conveying roller and the second conveying roller are respectively arranged on both sides of the cloth deviation correcting device 5.

[0028] Further, in the above scheme, the conveying roller group no. 4 includes a third conveying roller and a fourth conveying roller, and the third conveying roller and the fourth conveying roller are respectively arranged on both sides of the film material deviation correcting device 6.

[0029] It should be noted that the deviation correcting device is composed of a driving cylinder and a deviation roller group, the deviation roller group is composed of two deviation rollers arranged horizontally and parallel to each other, the output end of the driving cylinder is connected to both ends of the deviation roller group, and the two ends of the deviation roller group are respectively lowered or raised by the driving cylinder, so as to drive the deviation roller group to offset the conveying material and correct the conveying deviation material.

[0030] The utility model discloses in the technical scheme of coating device 7, coating device 7 includes coating support 701, glue roller 702, first drive arrangement 703 of setting in glue roller 702 end drive glue roller 702 rotation and glue plate 704 of setting glue roller 702 above;

[0031] Further, in the above scheme, one side of the glue roller 702 is provided with a glue pressing roller 707 and a second driving device 708 for driving the glue pressing roller 707 to swing towards the glue roller 702, the second driving device 708 drives the glue pressing roller 707 to compact the cloth with the glue roller 702, so as to ensure that the hot melt adhesive on the glue roller 702 can be evenly applied on the surface of the cloth, the glue pressing roller 707 is provided with a glue scraping plate 710 and a third driving device 705 for driving the glue scraping plate 710 to swing towards the glue pressing roller 707, the third driving device 705 drives the glue scraping plate 710 to swing towards the glue pressing roller 707, so as to solve the uneven glue surface and local excess glue phenomenon of the cloth during glue application, and avoid the overflow of glue during compounding.

[0032] Further, in the above scheme, the glue pressing roller 707 is arranged on the side of the glue roller 702 away from the glue applying plate 704, and a swing bracket one 709 is connected between the end of the glue pressing roller 707 and the coating support 701, the output end of the second driving device 708 is connected to the other end of the swing bracket one 709, the fixed end of the second driving device 708 is hinged to the coating support 701, and the middle part of the swing bracket one 709 is hinged to the coating support 701.

[0033] It should be noted that the middle part of the swing bracket one 709 is hinged to the inner surface of the coating support 701, the fixed end of the second driving device 708 is hinged to the inner surface of the coating support 701, the output end of the second driving device 708 is hinged to one end of the swing bracket one 709, and the end of the glue pressing roller 707 is fixed to the other end of the swing bracket one 709, when the output end of the second driving device 708 is extended, the swing bracket one 709 drives the glue pressing roller 707 to adhere the cloth to the glue roller 702, and the glue application is completed.

[0034] Further, in the above scheme, the end of the glue scraping plate 710 is connected to the coating support 701 through a swing bracket two 706, the output end of the third driving device 705 is connected to the other end of the swing bracket two 706, the fixed end of the third driving device 705 is hinged to the coating support 701, and the middle part of the swing bracket two 706 is hinged to the coating support 701.

[0035] Need to explain, the middle part of the swing support 709 is hinged with the inner surface of the coating support 701, the fixed end of the third driving device 705 is hinged with the inner surface of the coating support 701, the output end of the third driving device 705 is hinged with one end of the swing support two 706, and the end of the glue scraping plate 710 is fixed with the other end of the swing support two 706, when the output end of the third driving device 705 is stretched out, the swing support two 706 drives the glue scraping plate 710 to move towards the direction of the glue roller 707, and the thick glue and excess hot melt adhesive on the surface of the coated fabric are flattened and scraped, and the quality of the composite product is improved.

[0036] The utility model discloses a composite slitting device 8 in the technical scheme, the composite slitting device 8 includes composite support, first composite roller 801 and second composite roller 802, first composite roller 801 set in the upper side of second composite roller 802 close to unwinding device.

[0037] Further, in the above scheme, the composite slitting device 8 further includes cooling roller 803 and slitting roller 804, cooling roller 803 is set in the upper side of second composite roller 802 away from unwinding device, and slitting roller 804 is attached to the side of cooling roller 803 away from second composite roller 802.

[0038] Need to explain, after the completion of the composite of the fabric and the film material, the composite fabric is conveyed to the outer surface of the cooling roller 803 through the surface of the second composite roller 802 and is attached to the lower part of the cooling roller 803, and the composite fabric passes around the lower surface of the cooling roller 803, which can effectively improve the cooling efficiency, facilitate the rapid cooling of the composite fabric through the cooling roller 803, avoid the occurrence of wrinkles and shrinkage of the composite fabric, and realize the slitting of the side edge of the composite fabric by attaching the slitting roller 804 to the cooling roller 803, compact structure, improve the production efficiency of the composite fabric.

[0039] The above is only the preferred embodiment of the utility model, and it should be pointed out that, for ordinary skilled persons in the technical field, some improvements and refinements can be made without departing from the principles of the utility model, and these improvements and refinements should also be regarded as the protection range of the utility model.

Claims

1. A coating and laminating device for nonwoven fabrics and films, characterized in that, The device body comprises unwinding device, deviation correcting device, coating device (7) and composite cutting device (8) arranged in sequence along the material conveying direction; The unwinding device comprises cloth unwinding device (1) and film unwinding device (2), and the number of deviation correcting devices is two, which are arranged between the cloth unwinding device (1) and the coating device (7) and between the film unwinding device (2) and the composite cutting device (8) respectively. The coating device (7) comprises coating support (701), glue roller (702), first driving device (703) arranged at the end of the glue roller (702) to drive the glue roller (702) to rotate, and glue applying plate (704) arranged above the glue roller (702). One side of the glue roller (702) is provided with glue pressing roller (707) and second driving device (708) for driving the glue pressing roller (707) to swing towards the glue roller (702), and the upper side of the glue pressing roller (707) is provided with glue scraping plate (710) and third driving device (705) for driving the glue scraping plate (710) to swing towards the glue pressing roller (707).

2. The apparatus for coating and laminating a nonwoven fabric and a film according to claim 1, wherein The deviation correcting device comprises cloth deviation correcting device (5) and film deviation correcting device (6), and the cloth unwinding device (1) is provided with conveying roller group one (3) corresponding to the position of the cloth deviation correcting device (5), and the film unwinding device (2) is provided with conveying roller group two (4) corresponding to the position of the film deviation correcting device (6).

3. The apparatus for coating and laminating a nonwoven fabric and a film according to claim 2, wherein The conveying roller group one (3) comprises first conveying roller and second conveying roller, and the first conveying roller and the second conveying roller are arranged on both sides of the cloth deviation correcting device (5) respectively. The conveying roller group two (4) comprises third conveying roller and fourth conveying roller, and the third conveying roller and the fourth conveying roller are arranged on both sides of the film deviation correcting device (6) respectively.

4. The apparatus for coating and combining a nonwoven fabric and a film according to claim 1, wherein The glue pressing roller (707) is arranged on the side of the glue roller (702) away from the glue applying plate (704), and the end of the glue pressing roller (707) and the coating support (701) are connected to form swing support one (709), the output end of the second driving device (708) is connected to the other end of the swing support one (709), the fixed end of the second driving device (708) is hinged to the coating support (701), and the middle part of the swing support one (709) is hinged to the coating support (701).

5. The apparatus for coating and combining a nonwoven fabric and a film according to claim 1, wherein The end of the glue scraping plate (710) and the coating support (701) are connected to form swing support two (706), the output end of the third driving device (705) is connected to the other end of the swing support two (706), the fixed end of the third driving device (705) is hinged to the coating support (701), and the middle part of the swing support two (706) is hinged to the coating support (701).

6. The apparatus for coating and combining a nonwoven fabric and a film according to claim 1, wherein The composite cutting device (8) comprises composite support, first composite roller (801) and second composite roller (802), and the first composite roller (801) is arranged above the second composite roller (802) close to the unwinding device side.

7. The apparatus for coating and laminating a nonwoven fabric and a film according to claim 6, wherein The compound slitting device (8) further comprises a cooling roller (803) and a slitting roller (804), the cooling roller (803) is arranged above the second compound roller (802) away from the unwinding device side, and the slitting roller (804) is attached to the side away from the second compound roller (802) of the cooling roller (803).

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