Hot melt adhesive film trimming device

Abstract

The utility model relates to the technical field of hot melt adhesive film equipment, in particular to a hot melt adhesive film trimming device which comprises a workbench, a lower adhesive pressing mechanism, a lifting mechanism and a trimming mechanism, the lower adhesive pressing mechanism comprises a base, an outer pressing plate and an inner pressing plate, the base is arranged on the workbench, the outer pressing plate is arranged on the upper surface of the base, a groove is formed in the outer pressing plate, and the inner pressing plate is arranged in the groove. The inner pressing plate is matched with the groove, and the bottom of the inner pressing plate is connected with a lifting mechanism. The trimming mechanism comprises a sliding groove, a sliding block and a grinding disc, the sliding groove is formed in the upper surface of the outer pressing plate, and the sliding groove is parallel to the side edge of the inner pressing plate; a grinding disc is arranged on the side, close to the inner pressing plate, of the sliding block, and the bottom of the sliding block is arranged on the sliding groove in a sliding mode. The hot melt adhesive film trimming device solves the problems that according to an existing hot melt adhesive film trimming device, workers need to place the hot melt adhesive film to a proper trimming station for polishing and trimming, so that the working efficiency of the trimming procedure is low, and the polishing depth of a hot melt adhesive film cannot be adaptively adjusted.

Description

Technical Field

[0001] The utility model relates to the technical field of hot melt adhesive film equipment, in particular to a hot melt adhesive film trimming device. Background Art

[0002] Hot melt adhesive film is one of the application forms of hot melt adhesive. It makes hot melt adhesive into a film-like product. When bonding or composite materials are needed, it is sandwiched between the objects to be bonded. The bonding is formed by heating to melt and cooling to harden. It can be widely used for bonding various fabrics, paper, polymer materials and metals.

[0003] The prior art CN215281239U discloses a hot melt adhesive film trimming device, which is provided with a limit plate, a hot melt adhesive film roller, a holding plate and a buffer compression spring. The holding plate is connected to the limit plate through the buffer compression spring. The hot melt adhesive film roller is rotated by a motor and a roller shaft. The holding plates at both ends of the hot melt adhesive film roller limit and clamp the rotating hot melt adhesive film roller. The limit plate cooperates with the buffer compression spring to limit and push the holding plate for buffering, so as to reduce the problem of large-scale shaking and movement on both sides of the hot melt adhesive film roller when rotating, and effectively avoid the uneven contact between the hot melt adhesive film body and the grinding disc.

[0004] However, the hot melt adhesive film trimming device in the prior art still has the following problems: 1. When the hot melt adhesive film is undergoing the trimming process, it is necessary to manually place the hot melt adhesive film in a suitable trimming station for grinding and trimming, which makes the trimming process inconvenient; 2. For hot melt adhesive films of different thicknesses and sizes, the hot melt adhesive film trimming device cannot adaptively adjust the grinding depth of the hot melt adhesive film. Utility Model Content

[0005] In view of the above-mentioned deficiencies in the prior art, the purpose of the present utility model is to provide a hot melt adhesive film trimming device to solve the problem that the existing hot melt adhesive film trimming device needs to be manually placed in a suitable trimming station for grinding and trimming, thereby resulting in low work efficiency of the trimming process, and the problem that the grinding depth of the hot melt adhesive film cannot be adaptively adjusted.

[0006] The utility model adopts the following technical scheme: a hot melt adhesive film trimming device, the trimming device comprising:

[0007] A workbench, a lower gluing mechanism, a lifting mechanism and a trimming mechanism, wherein the lower gluing mechanism comprises a base, an outer pressing plate and an inner pressing plate, wherein the base is arranged on the workbench, the outer pressing plate is arranged on the upper surface of the base, a groove is provided on the outer pressing plate, the inner pressing plate is in clearance with the groove, and a lifting mechanism is connected to the bottom of the inner pressing plate;

[0008] The trimming mechanism includes a slide groove, a slider and a grinding disc. The slide groove is arranged on the upper surface of the outer pressure plate, and the slide groove is arranged parallel to the side of the inner pressure plate; a grinding disc is arranged on the side of the slider close to the inner pressure plate, and the bottom of the slider can be slidably arranged on the slide groove.

[0009] Furthermore, a telescopic cylinder is provided between the sliding block and the grinding disc, and the telescopic cylinder drives the grinding disc to move closer to or away from the inner pressure plate.

[0010] Furthermore, the grinding disc is disc-shaped, and a frosted surface is provided on the surface of the grinding disc close to the inner pressure plate.

[0011] Furthermore, the slider includes a gear arranged at the bottom and a driving motor arranged inside, and the driving motor controls the rotation of the gear.

[0012] Furthermore, a rack is provided in the slide groove, and the gear is adapted to the rack.

[0013] Furthermore, the lifting device includes a lifting motor and a lifting rod, one end of the lifting rod is fixedly connected to the output end of the lifting motor, and the other end passes through the base and the outer pressure plate and is fixedly connected to the bottom of the inner pressure plate. The lifting device controls the inner pressure plate to be lifted to the grinding station.

[0014] Furthermore, the trimming mechanism is also provided with a controller, and the controller controls the horizontal movement of the slider and the rotation of the grinding disc.

[0015] Furthermore, a dust hood is provided on the grinding disc, and the dust hood is adapted to the outer dimensions of the grinding disc.

[0016] Furthermore, the dust hood is retracted in a direction away from the inner pressure plate, and a plurality of dust suction ports are evenly arranged on the dust hood.

[0017] Furthermore, four slide grooves are provided corresponding to the side edges of the inner pressure plate, and the lengths of the four slide grooves are respectively equal to the lengths of the corresponding side edges of the inner pressure plate.

[0018] Compared with the prior art, the utility model has the following beneficial effects:

[0019] 1. The utility model provides a lifting mechanism to automatically lift the hot melt adhesive film placed on the inner pressure plate to a suitable trimming position, and then cooperates with the grinding disc provided on the slider to trim and grind the side of the hot melt adhesive film placed on the inner pressure plate. At the same time, according to actual grinding needs, by changing the lifting height of the inner pressure plate, there is no need to manually disassemble the trimming device or remove the hot melt adhesive film, and the side of the hot melt adhesive film can be directly grinded for a second time.

[0020] 2. The utility model is provided with a slide groove, a slider, a grinding disc and a telescopic cylinder. The slide groove is provided on the side of the inner pressure plate. The slider slides horizontally along the slide groove, driving the grinding disc provided on the slider to trim and grind the side of the hot melt adhesive film placed on the inner pressure plate. In addition, for hot melt adhesive films of different thicknesses and sizes, the telescopic cylinder is controlled to adjust the distance of the grinding disc approaching or moving away from the inner pressure plate, thereby realizing adaptive adjustment of the grinding depth of the side of the hot melt adhesive film.

[0021] The specific technical solutions and beneficial effects of the present invention will be described in detail in the following specific embodiments in conjunction with the accompanying drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0023] Figure 1 It is a structural schematic diagram of a hot melt adhesive film trimming device of the utility model;

[0024] Figure 2 This is a front view of a hot melt adhesive film trimming device of the utility model;

[0025] Figure 3 It is a top view of a hot melt adhesive film trimming device of the utility model;

[0026] Figure 4 The utility model is a schematic diagram of the grinding disc structure of a hot melt adhesive film trimming device.

[0027] In the figure: 1. workbench; 2. lower glue pressing mechanism; 21. base; 22. outer pressure plate; 23. inner pressure plate; 3. lifting mechanism; 31. lifting motor; 32. lifting rod; 4. trimming mechanism; 41. slide groove; 42. slider; 43. grinding disc; 431. frosted surface; 44. telescopic cylinder; 45. dust hood. DETAILED DESCRIPTION

[0028] In order to enable those skilled in the art to better understand the technical solutions in the present application, the technical solutions in the embodiments of the present application will be clearly and completely described below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in the field without creative work are within the scope of protection of this application.

[0029] It should be noted that, in the description of the present invention, the terms "center", "up", "down", "left", "right", "vertical", "horizontal", "inside", "outside", etc. indicating the orientation or position relationship are based on the orientation or position relationship shown in the accompanying drawings, which is only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention; in addition, unless otherwise clearly stipulated and limited, the terms "installed", "connected" and "connected" should be understood in a broad sense, and ordinary technicians in this field can understand the specific meanings of the above terms in the present invention according to specific circumstances.

[0030] The utility model is a hot melt adhesive film trimming device, see Figure 1-Figure 4 As shown, the trimming device comprises:

[0031] A workbench 1, a lower gluing mechanism 2, a lifting mechanism 3 and a trimming mechanism 4, wherein the lower gluing mechanism 2 comprises a base 21, an outer pressing plate 22 and an inner pressing plate 23, wherein the base 21 is arranged on the workbench 1, the outer pressing plate 22 is arranged on the upper surface of the base 21, a groove is provided on the outer pressing plate 22, the inner pressing plate 23 is in clearance with the groove, and the bottom of the inner pressing plate 23 is connected to the lifting mechanism 3;

[0032] The trimming mechanism 4 includes a slide groove 41, a slider 42 and a grinding disc 43. The slide groove 41 is arranged on the upper surface of the outer pressure plate 22, and the slide groove 41 is arranged parallel to the side of the inner pressure plate 23; a grinding disc 43 is arranged on the side of the slider 42 close to the inner pressure plate 23, and the bottom of the slider 42 can be slidably arranged on the slide groove 41.

[0033] In a preferred embodiment, four slide grooves 41 are correspondingly arranged around the four sides of the inner pressure plate to perform multi-sided trimming and grinding on the hot melt adhesive film placed on the inner pressure plate.

[0034] The utility model provides a slide groove 41 on the side of the inner pressure plate 23 , and a slider 42 slides horizontally along the slide groove 41 , driving a grinding disc 43 provided on the slider 42 to trim and grind the side of the hot melt adhesive film placed on the inner pressure plate 23 .

[0035] Furthermore, a telescopic cylinder 44 is provided between the sliding block 42 and the grinding disc 43 , and the telescopic cylinder 44 drives the grinding disc 43 to move closer to or away from the inner pressure plate 23 .

[0036] Specifically, for hot melt adhesive films of different thicknesses and sizes, the grinding depth of the side of the hot melt adhesive film can be adaptively adjusted by controlling the telescopic cylinder 44 to adjust the distance of the grinding disc 43 approaching or moving away from the inner pressure plate 23 .

[0037] Furthermore, the grinding disc 43 is disc-shaped, and the surface of the grinding disc close to the inner pressure plate is a frosted surface 431 .

[0038] Furthermore, the slider 42 includes a gear disposed at the bottom and a driving motor disposed inside, and the driving motor controls the rotation of the gear.

[0039] Furthermore, a rack is provided in the slide groove 41, and the gear is matched with the rack.

[0040] In a preferred embodiment, a gear and a rack are used to achieve horizontal movement of the slider 42 on the slide slot 41 .

[0041] Furthermore, the lifting mechanism 3 includes a lifting motor 31 and a lifting rod 32, one end of the lifting rod 32 is fixedly connected to the output end of the lifting motor 31, and the other end passes through the base 21 and the outer pressure plate 22 and is fixedly connected to the bottom of the inner pressure plate 23. The lifting mechanism 3 controls the inner pressure plate 23 to be lifted and lowered to the grinding station.

[0042] By setting up a lifting mechanism 3, the hot melt adhesive film placed on the inner pressure plate 23 is automatically lifted to a suitable trimming position, and then the grinding disc 43 set on the slider 42 is used to trim and grind the side of the hot melt adhesive film placed on the inner pressure plate 23. At the same time, according to actual grinding needs, by changing the lifting height of the inner pressure plate 23, there is no need to manually disassemble the trimming device or remove the hot melt adhesive film, and the side of the hot melt adhesive film can be directly polished for a second time.

[0043] Furthermore, the trimming mechanism 4 is also provided with a controller, and the controller controls the horizontal movement of the slider 42 and the rotation of the grinding disc 43. In a preferred embodiment, in conjunction with the slide groove 41, four sliders 42 are provided, and the controller independently controls the driving motors in the sliders 42. During specific use, according to the actual trimming requirements of the hot melt adhesive film, the controller controls the slider 42 and the grinding disc 43 on the side to be trimmed, and performs trimming processing on the trimming area.

[0044] Furthermore, a dust hood 45 is provided on the grinding disc 43 , and the dust hood 45 is adapted to the shape of the grinding disc 43 . By providing the dust hood 45 , dust is prevented from falling onto the grinding disc 43 and affecting the long-term use of the grinding disc 43 .

[0045] Furthermore, the dust hood 45 is retracted away from the inner pressure plate 23, and a plurality of dust suction ports are evenly arranged on the dust hood 45. The dust suction ports are connected to the suction cylinder, and the suction cylinder sucks dust through the dust suction ports, and then filters and removes dust through the dust collector. In a preferred embodiment, eight dust suction ports are evenly arranged around the dust hood to ensure that the dust suction ports at various locations have good dust suction capabilities and improve the uniformity of suction.

[0046] Furthermore, four slide grooves 41 are provided corresponding to the side edges of the inner pressure plate 23 , and the lengths of the four slide grooves 41 are respectively equal to the lengths of the corresponding side edges of the inner pressure plate 23 .

[0047] It should be noted that the structures, proportions, sizes, etc. illustrated in the drawings of this specification are only used to match the contents disclosed in the specification for people familiar with this technology to understand and read, and are not used to limit the conditions under which this application can be implemented. Therefore, they have no substantive technical significance. Any structural modification, change in proportional relationship or adjustment of size should still fall within the scope of the technical content disclosed in this application without affecting the effects and purposes that can be achieved by this application.

[0048] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or make equivalent replacements for some of the technical features therein; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims

1. A hot melt adhesive film trimming device, characterized in that: The trimming device comprises: A workbench (1), a lower glue pressing mechanism (2), a lifting mechanism (3) and a trimming mechanism (4), wherein the lower glue pressing mechanism (2) comprises a base (21), an outer pressure plate (22) and an inner pressure plate (23), wherein the base (21) is arranged on the workbench (1), the outer pressure plate (22) is arranged on the upper surface of the base (21), a groove is provided on the outer pressure plate (22), the inner pressure plate (23) cooperates with the groove, and the bottom of the inner pressure plate is connected to the lifting mechanism (3); The trimming mechanism (4) comprises a slide groove (41), a slider (42) and a grinding disc (43); the slide groove (41) is arranged on the upper surface of the outer pressure plate (22), and the slide groove (41) is arranged parallel to the side of the inner pressure plate (23); the grinding disc (43) is arranged on the side of the slider (42) close to the inner pressure plate (23), and the bottom of the slider (42) is slidably arranged on the slide groove (41).

2. A hot melt adhesive film trimming device according to claim 1, characterized in that: A telescopic cylinder (44) is provided between the slider (42) and the grinding disc (43), and the telescopic cylinder (44) drives the grinding disc (43) to move closer to or farther from the inner pressure plate (23).

3. A hot melt adhesive film trimming device according to claim 2, characterized in that: The grinding disc (43) is disc-shaped, and the surface of the grinding disc close to the inner pressure plate is a frosted surface (431).

4. A hot melt adhesive film trimming device according to claim 3, characterized in that: The slider (42) comprises a gear arranged at the bottom and a driving motor arranged inside, and the driving motor controls the rotation of the gear.

5. A hot melt adhesive film trimming device according to claim 4, characterized in that: A rack is arranged in the slide groove (41), and the gear is matched with the rack.

6. A hot melt adhesive film trimming device according to claim 5, characterized in that: The lifting mechanism (3) comprises a lifting motor (31) and a lifting rod (32); one end of the lifting rod (32) is fixedly connected to the output end of the lifting motor (31); the other end of the lifting rod (32) passes through the base (21) and the outer pressure plate (22) and is fixedly connected to the bottom of the inner pressure plate (23); the lifting mechanism (3) controls the inner pressure plate (23) to be lifted to the grinding station.

7. A hot melt adhesive film trimming device according to claim 6, characterized in that: The trimming mechanism (4) is also provided with a controller, and the controller controls the horizontal movement of the slider (42) and the rotation of the grinding disc (43).

8. A hot melt adhesive film trimming device according to claim 1 or 3, characterized in that: The grinding disc (43) is provided with a dust cover (45), and the dust cover (45) is adapted to the appearance of the grinding disc (43).

9. A hot melt adhesive film trimming device according to claim 8, characterized in that: The dust suction cover (45) is retracted in a direction away from the inner pressure plate (23), and a plurality of dust suction ports are evenly arranged on the dust suction cover (45).

10. The hot melt adhesive film trimming device according to claim 1, characterized in that: Four slide grooves (41) are provided corresponding to the side edges of the inner pressure plate (23), and the lengths of the four slide grooves (41) are respectively equal to the lengths of the corresponding side edges of the inner pressure plate (23).

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