Adhesive film coating mechanism

Abstract

The utility model relates to the technical field of adhesive film coating, in particular to an adhesive film coating mechanism which comprises a machine base, two guide rollers are rotationally connected to one side of the top end of the machine base, and a coating assembly used for coating an adhesive layer on paper to a paper base and a recycling assembly used for collecting the paper are arranged on the machine base. The recycling assembly comprises two vertically-arranged first supporting plates fixedly connected to one end of the upper surface of the machine base, first sliding grooves are formed in the side walls of the first supporting plates correspondingly, and first connecting blocks are slidably connected into the first sliding grooves correspondingly. When paper on the winding roller makes contact with a baffle, a spring can be expanded, a first connecting block moves upwards, a touch switch makes contact with the top wall of a first sliding groove, an alarm is started, personnel are reminded of cleaning, and the problem that an operator needs to pay attention to the winding roller to replace the winding roller in time, and consequently the work intensity is improved is solved as much as possible.

Description

Technical Field

[0001] The present application relates to the technical field of adhesive film coating, and in particular to an adhesive film coating mechanism. Background Art

[0002] Laminating machines can be divided into two categories: instant laminating machines and pre-coating laminating machines. It is a special equipment for paper and film. The instant laminating machine includes three parts: gluing, drying and hot pressing. It has a wide range of applications and stable and reliable processing performance. It is a widely used laminating equipment in China. The pre-coating laminating machine has no gluing and drying parts, is small in size, low in cost, and is flexible and convenient to operate. It is not only suitable for laminating processing of large quantities of printed materials, but also suitable for laminating processing of small batches and scattered printed materials such as automated desktop office systems. It has great development prospects. In the production process of stickers, the glue layer needs to be coated on the paper base first, and then composite pasted. The glue layer coating, a key step in sticker production, needs to be completed by machinery.

[0003] The existing adhesive film coating mechanism passes the paper base and the paper with the adhesive layer between two transmission shafts at the same time, so that the adhesive layer on the paper is coated on the paper base, and then the paper is recycled through the winding roller. However, during the paper recycling process, the operator needs to pay attention to the winding roller and replace it in time, which increases the work intensity. Utility Model Content

[0004] The utility model aims to solve or at least alleviate the problem that the existing adhesive film coating mechanism passes the paper base and the paper with the adhesive layer between two transmission shafts at the same time, so that the adhesive layer on the paper is coated on the paper base, and then the paper is recycled through the winding roller. However, during the paper recycling process, the operator needs to pay attention to the winding roller and replace the winding roller in time, which increases the work intensity.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A film coating mechanism comprises a machine base, wherein two guide rollers are rotatably connected to one side of the top of the machine base, and the machine base is provided with a coating component for coating the glue layer on the paper onto the paper base and a recycling component for collecting the paper, wherein the recycling component comprises two vertically arranged first support plates fixedly connected to one end of the upper surface of the machine base, the side walls of the first support plates are each provided with a first slide groove, and a first connecting block is slidably connected in the first slide groove, and a first connecting member is provided at the opposite ends of the two first connecting blocks, and a winding roller is rotatably connected between the two first connecting blocks through the first connecting member, and a driving mechanism for driving the winding roller to rotate is provided on the first connecting block, a baffle is fixedly connected between the two first support plates and located below the first slide groove, and a spring is fixedly connected to the bottom end of the first connecting block, and the end of the spring away from the first connecting block is fixedly connected to the bottom wall of the first slide groove, and a touch switch is fixedly connected to the top of one of the first connecting blocks, and an alarm is fixedly connected to the top of the first support plate located above the touch switch, and the alarm is electrically connected to the touch switch.

[0007] By adopting the above technical scheme, when in use, the paper base and the paper with the adhesive layer are guided and conveyed by two guide rollers, so that the paper base is coated by the coating component, and then one end of the paper is connected to the winding roller, and the driving mechanism drives the winding roller to rotate to collect the paper. When the paper on the winding roller is wound too much and becomes thicker and contacts the baffle, the spring will be stretched to slide the first connecting block upward in the first slide groove, so that the touch switch contacts the top wall of the first slide groove to activate the alarm, reminding the personnel that the winding roller can no longer recycle paper and needs to be cleaned, thereby avoiding the need for the operator to pay attention to the winding roller and replace the winding roller in time, which leads to increased work intensity.

[0008] Optionally, the coating assembly includes two vertically arranged second support plates fixedly connected to the upper surface of the machine base, a first transmission roller is rotatably connected between the two second support plates, each of the second support plates is provided with a second connecting member, and the second support plates are rotatably connected to the second transmission roller via the second connecting member.

[0009] By adopting the above technical solution, the paper base and the paper with the adhesive layer are passed between the first transmission roller and the second transmission roller, so that the side of the paper with the adhesive layer is attached to the paper base, and the paper base is coated with an adhesive film.

[0010] Optionally, the first connecting member includes a connecting shaft rotatably connected to the opposite side of the two first connecting blocks, and the opposite ends of the two connecting shafts are fixedly connected to a connecting disk, and the side walls of one side of the connecting disk are provided with multiple fixing bolts, and the output ends of the fixing bolts pass through the connecting disk and are respectively threadedly connected to the two ends of the winding roller.

[0011] By adopting the above technical solution, when too much paper is collected on the winding roller, the connecting plate and the winding roller can be disconnected by rotating the fixing bolt, and the winding roller can be disassembled and replaced.

[0012] Optionally, the driving mechanism comprises a motor fixedly connected to a side wall of one of the first connecting blocks, and an output end of the motor is fixedly connected to one of the connecting shafts.

[0013] By adopting the above technical solution, the connecting shaft can be rotated by starting the motor to drive the winding roller to rotate, thereby facilitating the recycling of paper.

[0014] Optionally, the second connecting member includes a second sliding groove opened on the side wall of one side of the second supporting plate, a second connecting block is slidably connected in the second sliding groove, two ends of the second transmission roller are respectively rotatably connected to the second connecting block, the top ends of the two second supporting plates are fixedly connected to the same mounting plate, the upper surface of the mounting plate is fixedly connected to a cylinder, the output end of the cylinder is fixedly connected to a fixing plate, and the two ends of the lower surface of the fixing plate are fixedly connected to connecting rods, and the ends of the connecting rods away from the fixing plate penetrate the second supporting plate and are fixedly connected to the second connecting block.

[0015] By adopting the above technical solution, according to the thickness of the paper base and the paper, the cylinder is started, so that the fixed plate drives the connecting rod to move up and down, the second connecting block slides up and down in the second slide groove, and the distance between the second transmission roller and the first transmission roller is adjusted to coat paper bases of different thicknesses.

[0016] Optionally, a telescopic rod is provided in each of the springs, and two ends of the telescopic rod are fixedly connected to the second connecting block and the bottom wall of the second slide groove respectively.

[0017] By adopting the above technical solution, the stability of the spring can be improved by using the telescopic rod, and the spring can be prevented from bending, which causes the winding roller to shake.

[0018] Optionally, a rubber pad is fixedly connected to the upper surface of the baffle.

[0019] By adopting the above technical solution, the rubber pad can prevent the paper from directly contacting the baffle, thereby reducing damage to the paper.

[0020] Optionally, a group of vertically arranged limiting rods are fixedly connected in each of the second sliding grooves, and the second connecting block is sleeved on the limiting rods to form a sliding connection.

[0021] By adopting the above technical solution, the sliding stability of the second connecting block in the second sliding groove can be improved by the limiting rod.

[0022] In summary, the beneficial effects of this application are as follows:

[0023] (1) The present application is provided with a first slide groove, a first connecting block and a spring. When in use, the paper base and the paper with the adhesive layer are guided and conveyed by two guide rollers so that the paper base is coated by the coating assembly. Then, one end of the paper is connected to the winding roller. The driving mechanism drives the winding roller to rotate and collect the paper. When the paper on the winding roller is rolled up too much and becomes thicker and contacts the baffle, the spring is stretched and the first connecting block slides upward in the first slide groove so that the touch switch contacts the top wall of the first slide groove to activate the alarm and remind the personnel that the winding roller can no longer recycle the paper and needs to be cleaned. This avoids the problem that the operator needs to pay attention to the winding roller and replace the winding roller in time, which increases the work intensity.

[0024] (2) According to the thickness of the paper base and the paper, the cylinder is started to make the fixed plate drive the connecting rod to move up and down, the second connecting block is slid up and down in the second slide groove, and the distance between the second transmission roller and the first transmission roller is adjusted to coat paper bases of different thicknesses. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0026] Figure 2 It is an exploded schematic diagram of the spring and second slide groove connection structure of the utility model;

[0027] Figure 3 It is a schematic diagram of the connection structure between the winding roller and the second connecting block of the utility model.

[0028] Explanation of the accompanying drawings: 1. base; 2. guide roller; 3. first support plate; 4. first slide groove; 5. first connecting block; 6. winding roller; 7. baffle; 8. spring; 9. touch switch; 10. alarm; 11. second support plate; 12. first transmission roller; 13. second transmission roller; 14. connecting shaft; 15. connecting plate; 16. fixing bolt; 17. motor; 18. second slide groove; 19. second connecting block; 20. mounting plate; 21. cylinder; 22. fixing plate; 23. connecting rod; 24. telescopic rod; 25. rubber pad; 26. limit rod. DETAILED DESCRIPTION

[0029] The following is combined with Figure 1-3 This application is described in further detail.

[0030] See also Figure 1-3A film coating mechanism comprises a machine base 1, and two guide rollers 2 for guiding and transmitting a paper base and a paper with a glue layer are rotatably connected to one side of the top of the machine base 1. A coating component for coating the glue layer on the paper onto the paper base and a recycling component for collecting the paper are provided on the machine base 1. The coating component comprises two second support plates 11, a first transmission roller 12 and a second transmission roller 13, and the recycling component comprises two first support plates 3, two first slide grooves 4, two first connecting blocks 5 and a winding roller 6. The two first support plates 3 are fixed on both sides of one end of the upper surface of the machine base 1 and are opposite to each other. The first chute 4 is respectively opened on the side walls of the two first support plates 3, and the two ends of the winding roller 6 are provided with first connecting members, and the two ends of the winding roller 6 are rotatably connected with the first connecting block 5 through the first connecting member. The first connecting block 5 is respectively slidably arranged in the first chute 4, and the first connecting block 5 is provided with a driving mechanism for driving the winding roller 6 to rotate. The paper base and the paper with the adhesive layer are guided and transmitted by the two guide rollers 2, so that the paper base is coated by the coating component, and then one end of the paper is connected to the winding roller 6, and the winding roller 6 can be driven by the driving mechanism to rotate to collect the paper;

[0031] A baffle plate 7 for resisting paper is fixedly connected between the two first support plates 3 and below the first slide slot 4. A spring 8 for driving the first connection block 5 to move in the first slide slot 4 is fixedly connected to the bottom end of each of the first connection blocks 5. One end of the spring 8 away from the first connection block 5 is fixedly connected to the bottom wall of the first slide slot 4. When the paper on the winding roller 6 is wound too much and becomes thicker and contacts the baffle plate 7, the spring 8 will be stretched open to slide the first connection block 5 upward in the first slide slot 4 to prevent the winding roller 6 from being unable to move after the paper hits an object, and continuing to collect the paper and causing it to be unable to be wound;

[0032] A touch switch 9 is fixedly connected to the top of one of the first connecting blocks 5, and an alarm 10 for sounding an alarm is fixedly connected to the top of the first support plate 3 located above the touch switch 9. The alarm 10 is electrically connected to the touch switch 9 so that the touch switch 9 activates the alarm 10 when it touches an object. When the first connecting block 5 moves to the top of the first slide 4, the touch switch 9 will contact the top wall of the first slide 4 to activate the alarm 10, reminding the personnel that the winding roller 6 can no longer recycle paper to prevent the paper from being damaged.

[0033] For details, please refer to Figure 1 The second support plate 11 is fixedly connected to the upper surface of the machine base 1, and the two second support plates 11 are arranged opposite to each other. The two ends of the first transmission roller 12 are rotatably connected to the second support plate 11. The two ends of the second transmission roller 13 are provided with second connecting members, and the two ends of the second transmission roller 13 are rotatably connected to the second support plate 11 through the second connecting members. By passing the paper base and the paper with the adhesive layer between the first transmission roller 12 and the second transmission roller 13, the side of the paper with the adhesive layer is attached to the paper base, and the paper base is coated with an adhesive film.

[0034] For details, please refer to Figure 3 The first connecting member includes a connecting shaft 14 rotatably connected to the opposite side of the two first connecting blocks 5, and a connecting disk 15 is fixedly connected to the opposite end of the two connecting shafts 14. A plurality of fixing bolts 16 are provided on the side wall of one side of the connecting disk 15. The output ends of the fixing bolts 16 penetrate the connecting disk 15 and are respectively threadedly connected to the two ends of the winding roller 6. When too much paper is collected on the winding roller 6, the connecting disk 15 is disconnected from the winding roller 6 by rotating the fixing bolts 16, and the winding roller 6 can be removed and replaced.

[0035] For details, please refer to Figure 3 The driving mechanism includes a motor 17 fixedly connected to a side wall of one of the first connecting blocks 5, and the output end of the motor 17 is fixedly connected to one of the connecting shafts 14. By starting the motor 17, the connecting shaft 14 can be rotated to drive the winding roller 6 to rotate, so as to facilitate the recycling of paper.

[0036] For details, please refer to Figure 1 The second connecting member includes a second slide groove 18 opened on a side wall of one side of the second support plate 11, and a second connecting block 19 is slidably connected in the second slide groove 18. Both ends of the second transmission roller 13 are rotatably connected to the second connecting block 19 respectively. The tops of the two second support plates 11 are fixedly connected to the same mounting plate 20, and the upper surface of the mounting plate 20 is fixedly connected to a cylinder 21. The output end of the cylinder 21 is fixedly connected to a fixed plate 22, and both ends of the lower surface of the fixed plate 22 are fixedly connected to connecting rods 23. The ends of the connecting rods 23 away from the fixed plate 22 penetrate the second support plate 11 and are fixedly connected to the second connecting block 19. According to the thickness of the paper base and the paper, the cylinder 21 is started, so that the fixed plate 22 drives the connecting rod 23 to move up and down, and the second connecting block 19 slides up and down in the second slide groove 18, and the distance between the second transmission roller 13 and the first transmission roller 12 is adjusted to coat paper bases of different thicknesses.

[0037] For details, please refer to Figure 2 A telescopic rod 24 is provided in the spring 8, and both ends of the telescopic rod 24 are fixedly connected to the first connecting block 5 and the bottom wall of the first slide groove 4 respectively. The telescopic rod 24 can improve the stability of the spring 8 and prevent the spring 8 from bending, which causes the winding roller 6 to shake.

[0038] For details, please refer to Figure 1 A rubber pad 25 is fixedly connected to the upper surface of the baffle 7, and the rubber pad 25 can prevent the paper from directly contacting the baffle 7, thereby reducing damage to the paper.

[0039] For details, please refer to Figure 1A group of vertically arranged limiting rods 26 are fixedly connected in the second slide groove 18, and the second connecting block 19 is sleeved on the limiting rods 26 to form a sliding connection. The limiting rods 26 can improve the sliding stability of the second connecting block 19 in the second slide groove 18.

[0040] Working principle: The paper base and the paper with the adhesive layer are guided and conveyed by two guide rollers 2, so that they pass between the first transmission roller 12 and the second transmission roller 13 for coating, and then one end of the paper is connected to the winding roller 6, and the winding roller 6 is driven by the motor 17 to rotate to collect the paper. When the paper on the winding roller 6 is wound too much and becomes thicker and contacts the baffle 7, the spring 8 will be stretched, and the first connecting block 5 will slide upward in the first slide groove 4, so that the touch switch 9 will contact the top wall of the first slide groove 4 to activate the alarm 10, reminding the personnel that the winding roller 6 can no longer recycle paper and needs to be cleaned, thereby avoiding the need for the operator to pay attention to the winding roller 6 and replace the winding roller 6 in time, which leads to increased work intensity.

[0041] The above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A glue film coating mechanism, comprising a machine base (1), wherein one side of the top of the machine base (1) is rotatably connected to two guide rollers (2), and the machine base (1) is provided with a coating component for coating a glue layer on paper onto a paper base and a recovery component for collecting paper, characterized in that: The recycling assembly comprises two vertically arranged first support plates (3) fixedly connected to one end of the upper surface of the machine base (1), the side walls of the first support plates (3) are each provided with a first slide groove (4), a first connecting block (5) is slidably connected in the first slide groove (4), a first connecting member is provided at the opposite end of the two first connecting blocks (5), a winding roller (6) is rotatably connected between the two first connecting blocks (5) via the first connecting member, a driving mechanism for driving the winding roller (6) to rotate is provided on the first connecting block (5), and the two first connecting blocks (5) are provided with a first connecting member. A baffle (7) is fixedly connected between the support plates (3) and located below the first slide groove (4); a spring (8) is fixedly connected to the bottom end of each of the first connecting blocks (5); an end of the spring (8) away from the first connecting block (5) is fixedly connected to the bottom wall of the first slide groove (4); a touch switch (9) is fixedly connected to the top end of one of the first connecting blocks (5); an alarm (10) is fixedly connected to the top end of the first support plate (3) and located above the touch switch (9); and the alarm (10) is electrically connected to the touch switch (9).

2. The adhesive film coating mechanism according to claim 1, characterized in that: The coating assembly comprises two vertically arranged second support plates (11) fixedly connected to the upper surface of the machine base (1), a first transmission roller (12) being rotatably connected between the two second support plates (11), each of the second support plates (11) being provided with a second connecting member, and the second support plates (11) being rotatably connected to the second transmission roller (13) via the second connecting member.

3. The adhesive film coating mechanism according to claim 2, characterized in that: The first connecting member comprises a connecting shaft (14) rotatably connected to the opposite side of the two first connecting blocks (5); the opposite ends of the two connecting shafts (14) are fixedly connected to connecting plates (15); a side wall of one side of the connecting plate (15) is provided with a plurality of fixing bolts (16); the output ends of the fixing bolts (16) pass through the connecting plate (15) and are respectively threadedly connected to the two ends of the winding roller (6).

4. The adhesive film coating mechanism according to claim 3, characterized in that: The driving mechanism comprises a motor (17) fixedly connected to a side wall of one of the first connecting blocks (5), and an output end of the motor (17) is fixedly connected to one of the connecting shafts (14).

5. The adhesive film coating mechanism according to claim 4, characterized in that: The second connecting member comprises a second sliding groove (18) provided on a side wall of one side of the second supporting plate (11), a second connecting block (19) being slidably connected in the second sliding groove (18), two ends of the second transmission roller (13) being rotatably connected to the second connecting block (19), the top ends of the two second supporting plates (11) being fixedly connected to the same mounting plate (20), the upper surface of the mounting plate (20) being fixedly connected to a cylinder (21), the output end of the cylinder (21) being fixedly connected to a fixing plate (22), the two ends of the lower surface of the fixing plate (22) being fixedly connected to connecting rods (23), the ends of the connecting rods (23) away from the fixing plate (22) both passing through the second supporting plate (11) and being fixedly connected to the second connecting block (19).

6. The adhesive film coating mechanism according to claim 1, characterized in that: A telescopic rod (24) is provided inside the spring (8), and two ends of the telescopic rod (24) are fixedly connected to the first connecting block (5) and the bottom wall of the first sliding groove (4) respectively.

7. The adhesive film coating mechanism according to claim 1, characterized in that: A rubber pad (25) is fixedly connected to the upper surface of the baffle (7).

8. The adhesive film coating mechanism according to claim 5, characterized in that: A group of vertically arranged limiting rods (26) are fixedly connected in each of the second sliding grooves (18), and the second connecting block (19) is sleeved on the limiting rods (26) to form a sliding connection.

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