Film covering equipment for advertising board manufacturing and film covering method of film covering equipment

Abstract

The invention relates to the technical field of film covering equipment, and particularly discloses film covering equipment for advertising board manufacturing, which comprises a base, a controller, a first shaft bracket, a sleeve shaft, a film tearing structure, a conveying belt assembly, a pair of film covering structures and a film cutting structure, the base is rectangular, the controller is fixedly arranged on the upper wall of the base and close to the left end, one end of the first shaft frame is fixedly arranged on the upper wall of the left end of the base and located on the left side of the controller, and a first bearing is embedded in the middle of the other end of the first shaft frame. According to the scheme, automatic operation is achieved, the speed is increased, the production efficiency is greatly improved, manual participation is reduced, manual labor is reduced, the pause time between procedures is shortened, and meanwhile the influence of personal errors on quality and material waste are reduced.

Description

Technical Field

[0001] The invention relates to the technical field of laminating equipment, in particular to a laminating equipment for making billboards and a laminating method thereof. Background Art

[0002] Billboards are usually exposed to outdoor environments and are easily eroded by wind, sun, rain, dust, stains, etc. Therefore, lamination is performed during the production of advertisements. Lamination can form a protective film on the surface of the picture to prevent the ink on the picture from being worn, faded or contaminated. At the same time, the picture can remain bright and clear for a long time, enhancing the visual effect and attracting customers' attention. Most of the existing laminating machines have a simple structure. They are cut into corresponding sizes manually and then placed on the laminating machine together with the advertisement. The film and the covering paper need to be torn apart manually, and the film with the adhesive backing is conveyed through the laminating machine and rolled onto the advertisement. The processing efficiency is low, the steps are cumbersome, and manual intervention is large. Therefore, a laminating equipment for billboard production is designed. Summary of the invention

[0003] The object of the present invention is to provide a laminating device and a laminating method for billboard production to solve the problems raised in the above background technology.

[0004] To achieve the above-mentioned solution, the present invention provides the following technical solutions: a laminating device for billboard production, comprising a base, a controller, a first axis frame, a sleeve shaft, a film tearing structure, a conveyor belt assembly, a pair of laminating structures and a film cutting structure; the base is rectangular, the controller is fixedly arranged on the upper wall of the base and close to the left end, one end of the first axis frame is fixedly arranged on the upper wall of the left end of the base and is located on the left side of the controller, a first bearing is embedded in the middle of the other end of the first axis frame, one end of the sleeve shaft is fixedly inserted in the middle of the first bearing at the other end of the first axis frame, the film tearing structure is fixedly arranged on the upper wall of the base and is located on the right side of the controller, the conveyor belt assembly is fixedly arranged on the upper wall of the right end of the base and the conveyor belt assembly corresponds to the film tearing structure, a pair of the laminating structures are fixedly arranged on the upper wall of the base, and are respectively located at the front and rear sides of the left end of the conveyor belt assembly and are staggered and opposite to each other, the film cutting structure is fixedly arranged on the upper wall of the base and is located between the first film tearing structure and the conveyor belt, and the film cutting structure is located on the left side of the laminating structure.

[0005] Preferably, the film tearing structure includes a second axis frame, a second shaft rod, a first motor, a pair of first pulleys, a first belt and a first film tearing assembly; one end of the second axis frame is fixedly arranged on the upper wall of the base and is located on the right side of the controller, the second axis frame is higher than the first axis frame, a second bearing is embedded in the middle of the other end of the second axis frame, one end of the second shaft rod is fixedly passed through the middle of the second bearing, the first motor is fixedly arranged on the front side wall of the other end of the second axis frame and is located below the second shaft rod, a pair of the first and second pulleys are respectively fixedly mounted on the front end of the second shaft rod and the driving end of the first motor, the two ends of the first belt are respectively movably mounted on the first pulley, and the first film tearing assembly is fixedly mounted on the rear end of the second shaft rod.

[0006] Preferably, the first film tearing assembly includes a winding roller, a stop edge, a first electric push rod, a disc rack, a plurality of suction cups, a diverter, a first side plate, a second side plate and an air pump; the winding roller is a round roller structure, and a convex groove connected to the lower wall is opened through the middle of the lower wall, the stop edge is semicircular, the stop edge is fixedly sleeved on one end of the winding roller and the stop edge fits with the convex groove, one end of the first electric push rod is fixedly set in the middle of the upper wall in the convex groove, the disc rack is movably embedded in the convex groove and fixedly connected to the telescopic end of the first electric push rod, the plurality of suction cups are equidistantly screwed on the disc rack, and the suction cups are located in the convex groove, the diverter is fixedly set on the convex groove The first side plate is circular and has two pairs of pillars equidistantly arranged on the front side wall. The first side plate is detachably mounted on the side wall at one end of the roller by bolts. The second side plate is detachably mounted on the front side of the first side plate and is located on the pillars. The middle part of the second side plate is fixedly mounted on the rear end of the second shaft rod, and the second side plate has the same diameter as the first side plate and the roller, respectively. The second side plate and the upper wall of the roller are on the same horizontal plane as the upper wall of the conveyor belt assembly. The air pump is fixedly arranged in the middle part of the front side wall of the first side plate, and the air inlet end of the air pump is connected to the diverter through a pipeline penetrating the first side plate.

[0007] Preferably, the film coating structure includes a first electric slide rail, two pairs of slide columns, a first hydraulic cylinder, a third shaft frame, a third shaft rod, a second motor, a pair of second pulleys, a second belt and a second film tearing assembly; the first electric slide rail is fixedly arranged on the upper wall of the base and is located at the front side of the left end of the conveyor belt assembly, the left and right ends of the first electric slide rail are respectively located on the left and right sides of the left end of the conveyor belt assembly, the first electric slide rail is provided with a first slide seat that moves left and right, one end of the two pairs of slide columns are respectively fixedly arranged on the upper wall of the first slide seat of the first electric slide rail and are located at the four corners, one end of the first hydraulic cylinder is fixedly arranged on the first electric The 3rd shaft frame is in the middle of the upper wall of the first slide seat of the slide rail, one end of the third shaft frame is movably mounted on the other end of the slide column, and one end of the third shaft frame is connected to the telescopic end of the first hydraulic cylinder, and the other end of the third shaft frame is embedded with a third bearing, one end of the third shaft rod is fixedly passed through the middle of the third bearing, the second motor is fixedly arranged on the front side of the third shaft frame, a pair of second pulleys are respectively fixedly mounted on the second motor driving end and the front end of the third shaft rod, the two ends of the second belt are respectively movably mounted on the second pulleys, the second film tearing assembly has the same structure as the first film tearing assembly, and the second film tearing assembly is fixedly mounted on the rear end of the third shaft rod.

[0008] Preferably, the film cutting structure includes a second electric slide, a second hydraulic cylinder, a bearing seat, a first cutter, a knife seat, a second cutter and a second electric push rod; the second electric slide is fixedly arranged on the upper wall of the base and is located at the rear side of the first electric slide and the second electric slide is located on the left side of the conveyor belt assembly, one end of the second hydraulic cylinder is fixedly arranged on the second electric slide and the second hydraulic cylinder moves forward and backward, the bearing seat is L-shaped, the rear end of the bearing seat is fixedly arranged on the telescopic end of the second hydraulic cylinder and is located above the winding roller, one end of the first cutter is fixedly inserted in the front end side wall of the bearing seat, and the first cutter is tilted upward, the knife seat is L-shaped, the knife seat is movably arranged on the top end of the bearing seat near the middle, one end of the second cutter is fixedly arranged in one end of the knife seat, and the second cutter is in contact with the first cutter, the second cutter is tilted downward, and the blade of the second cutter is opposite to the blade of the first cutter, one end of the second electric push rod is movably arranged on the upper wall of the rear end of the bearing seat, and the telescopic end of the second electric push rod is tilted and movably connected to the other end of the knife seat.

[0009] Preferably, the second film tearing assembly in one of the film covering structures is symmetrically attached to the upper wall of the first film tearing assembly.

[0010] Preferably, the second film tearing assembly is respectively fitted with the upper wall of the conveyor belt assembly.

[0011] A laminating method of a laminating device for making billboards, comprising the following steps: Step 1: After the device is powered on with the stable support of the base, control and set the device through the controller; Step 2: Put the film roll on the upper limit of the sleeve shaft of the first shaft frame, then pull one end of the film roll and pass it through the first film tearing assembly and the second film tearing assembly located on the left side of the conveyor belt assembly in the film covering structure, and the second film tearing assembly is located above the first film tearing assembly and descends to clamp it, and before clamping, the convex grooves are opposite by controlling the rotation of the roll roller; Step 3: When the rolls are clamped relative to each other and the convex grooves are relative to each other, the suction cup is controlled to extend out of the convex groove and the corresponding air pump is used to draw air, so that the suction cup generates suction force, and the film is adsorbed by the second film tearing component, and the film paper is adsorbed by the first film tearing component; Step 4: After the suction cups are respectively adsorbed, the roller in the first film tearing assembly is driven to rotate to roll up the covering paper under the film, and the film is continuously separated from the covering paper as the first film tearing assembly rolls; Step 5: During the rotation of the first film-tearing assembly, the second film-tearing assembly with the adsorbed film is moved to the upper left end of the conveyor belt assembly, and then the advertisement to be coated is placed on the conveyor belt assembly for conveying, the second film-tearing assembly is controlled to descend to cover the film on one end of the advertisement and press down through the roller, and then the corresponding suction cup is controlled to reset and no longer adsorb, and then the roller in the second film-tearing assembly is controlled to rotate as the advertisement moves, driving the film to apply force as the advertisement moves to the right, so that continuous coating can be performed, and at the same time, another coating structure is controlled to cooperate with the downward pressure to convey the film and coat the film; Step 6. After lamination, repeatedly control the second film tearing assembly on the front side of the conveyor belt assembly to move to the left side of the conveyor belt to the left side of the advertisement. At this time, the film is pressed down and limited by another lamination structure, and then the suction cup of the second film tearing assembly moving to the left is used to adsorb and fix the film, and then the film cutting structure is driven to move forward between the second film tearing assembly and the conveyor belt to cut the film, and the advertisement can be placed continuously and the above steps can be repeated for re-lamination.

[0012] The present invention proposes a laminating device and a laminating method for billboard production, which has the following beneficial effects: the present solution uses a simple transmission mechanism, and cooperates with the same first film-tearing assembly and the second film-tearing structure to clamp the film material and control the suction cup to adsorb both sides, and then the film can be automatically separated from the covering paper by the reverse rotation of the first film-tearing assembly and the second film-tearing assembly, and the covering paper is rolled up and the film with adhesive backing is transported, and the advertisement is carried by the conveyor belt assembly to move, and the film is pressed down on the advertisement by the second film-tearing structure and the suction cup is retracted and reset, and another laminating structure cooperates to press down, and then the film is rotated and transported with the movement of the advertisement and rolled on the advertisement; finally, after the film is adsorbed by the second film-tearing assembly, the film cutting structure is driven to cut and facilitate the next traction and lamination; in summary, the present solution has the following advantages: 1. Automated operation and increased speed: The existing laminating machines use manual cutting, film tearing and feeding, but the manual operation speed is limited and prone to fatigue, thus affecting the overall laminating efficiency. The mechanical structure in this solution can continuously perform laminating operations through the coordination of various components, the automated collaborative work of the first film tearing component, the second film tearing component, the conveyor belt component and the film cutting structure, thereby greatly improving production efficiency.

[0013] 2. Reduce downtime between processes: In manual operation, there is a transition time between completing one process (such as cutting) and the next process (such as film tearing), and workers need to adjust tools, prepare materials, etc. In the automated laminating solution, the various components are closely connected. For example, after the film is separated from the covering paper and the covering paper is rolled up, the film with adhesive backing can be immediately transported to the next link for laminating operation, with almost no downtime, which makes the entire laminating process smoother and further improves the overall laminating efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the assembly structure of the present invention; Figure 2 It is a schematic diagram of the splitting structure of the film tearing structure of the present invention; Figure 3 It is a schematic diagram of the split structure of the coating structure of the present invention; Figure 4 It is a schematic diagram of the split structure of the film cutting structure of the present invention; Figure 5 For the present invention Figure 2 A local enlarged view of point A in FIG. Figure 6 For the present invention Figure 2 A local enlarged view of point B in FIG. Figure 7 For the present invention Figure 3 A local enlarged view of point C in FIG. Figure 8 For the present invention Figure 4 A local enlarged view of point D in FIG. Fig. 9 For the present invention Figure 1 A partial enlarged view of point E in the figure.

[0015] In the figure: 1, base, 2, controller, 3, first shaft frame, 4, sleeve shaft, 5, film tearing structure, 51, second shaft frame, 52, second shaft rod, 53, first motor, 54, first pulley, 55, first belt, 56, first film tearing assembly, 561, roller, 562, stop edge, 563, first electric push rod, 564, disk frame, 565, suction cup, 566, diverter, 567, first side plate, 568, second side plate, 569, air pump, 6, conveyor belt assembly Parts, 7, film coating structure, 71, first electric slide rail, 72, slide column, 73, first hydraulic cylinder, 74, third axis frame, 75, third axis rod, 76, second motor, 77, second pulley, 78, second belt, 79, second film tearing assembly, 8, film cutting structure, 81, second electric slide rail, 82, second hydraulic cylinder, 83, bearing seat, 84, first cutting knife, 85, knife seat, 86, second cutting knife, 87, second electric push rod, 9, convex groove, 10, pillar. DETAILED DESCRIPTION

[0016] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0017] See also Figure 1-Figure 9 The present invention provides a technical solution: a film-laminating device for making billboards, comprising a base 1, a controller 2, a first shaft frame 3, a sleeve shaft 4, a film-tearing structure 5, a conveyor belt assembly 6, a pair of film-laminating structures 7 and a film-cutting structure 8; the base 1 is rectangular, the controller 2 is fixedly arranged on the upper wall of the base 1 and close to the left end, one end of the first shaft frame 3 is fixedly arranged on the upper wall of the left end of the base 1 and is located on the left side of the controller 2, a first bearing is embedded in the middle of the other end of the first shaft frame 3, one end of the sleeve shaft 4 is fixedly inserted in the middle of the first bearing at the other end of the first shaft frame 3, the film-tearing structure 5 is fixedly arranged on the upper wall of the base 1 and is located on the right side of the controller 2, the conveyor belt assembly 6 is fixedly arranged on the upper wall of the right end of the base 1 and the conveyor belt assembly 6 is connected to the film-tearing structure. Corresponding to the structure 5, a pair of laminating structures 7 are fixedly arranged on the upper wall of the base 1, and are respectively located on the front and rear sides of the left end of the conveyor belt assembly 6 and are staggered and opposite to each other. The film cutting structure 8 is fixedly arranged on the upper wall of the base 1 and is located between the first film tearing structure 5 and the conveyor belt, and the film cutting structure 8 is located on the left side of the laminating structure 7; it is supported by the base 1, and the equipment is controlled by the controller 2. The film material of the coil is set on the sleeve shaft 4 on the first shaft frame 3, and the film tearing structure 5 cooperates with the laminating structure 7 to separate the paper coating and demoulding, and the film is pulled and pressed down on the advertisement. The conveyor belt assembly 6 is moved and the laminating structure 7 is rotated to perform roller laminating processing. After processing, the film material is adsorbed and fixed by the laminating structure 7, and the film cutting structure 8 is controlled to cut the film material.

[0018] As a further solution of the present invention, the film tearing structure 5 includes a second axis frame 51, a second shaft rod 52, a first motor 53, a pair of first pulleys 54, a first belt 55 and a first film tearing assembly 56; one end of the second axis frame 51 is fixedly arranged on the upper wall of the base 1 and is located on the right side of the controller 2, the second axis frame 51 is higher than the first axis frame 3, and a second bearing is embedded in the middle of the other end of the second axis frame 51, one end of the second shaft rod 52 is fixedly passed through the middle of the second bearing, the first motor 53 is fixedly arranged on the front side wall of the other end of the second axis frame 51 and is located below the second shaft rod 52, a pair of first pulleys 54 are respectively fixedly mounted on the front end of the second shaft rod 52 and the driving end of the first motor 53, the two ends of the first belt 55 are respectively movably mounted on the first pulley 54, and the first film tearing assembly 56 is fixedly mounted on the rear end of the second shaft rod 52; driven by the first motor 53, with the help of the first pulley 54 and the first belt 55, the second shaft rod 52 is driven to rotate on the second axis frame 51 and the first film tearing assembly 56 is driven to rotate.

[0019] As a further solution of the present invention, the first film tearing assembly 56 includes a roller 561, a stop edge 562, a first electric push rod 563, a disk rack 564, a plurality of suction cups 565, a diverter 566, a first side plate 567, a second side plate 568 and an air pump 569; the roller 561 is a round roller structure, and a convex groove 9 connected to the lower wall is opened through the middle of the lower wall, the stop edge 562 is semicircular, the stop edge 562 is fixedly mounted on one end of the roller 561 and the stop edge 562 is matched with the convex groove 9, and the first electric push rod One end of 563 is fixedly arranged in the middle of the upper wall of the convex groove 9, the disc rack 564 is movably embedded in the convex groove 9 and fixedly connected to the telescopic end of the first electric push rod 563, a plurality of suction cups 565 are respectively and equidistantly screwed on the disc rack 564, and the suction cups 565 are located in the convex groove 9, the diverter 566 is fixedly arranged in the convex groove 9 and located on the right side of the disc rack 564, and the diverter 566 is respectively connected to the suction cups 565, the first side plate 567 is circular, and the front side wall is equidistantly arranged with two pairs of pillars 10, and the first side plate 567 is through The bolt is detachably mounted on the side wall of one end of the roller 561, the second side plate 568 is detachably mounted on the front side of the first side plate 567 and is located on the pillar 10, the middle part of the second side plate 568 is fixedly sleeved on the rear end of the second shaft 52, and the second side plate 568 has the same diameter as the first side plate 567 and the roller 561, the second side plate 568 and the upper wall of the roller 561 are both on the same horizontal plane as the upper wall of the conveyor belt assembly 6, the air pump 569 is fixedly arranged in the middle part of the front side wall of the first side plate 567, and the air inlet end of the air pump 569 is connected to the conveyor belt assembly 6. The first side plate 567 is connected to the diverter 566 through a pipeline; the support 10 on the first side plate 567 is installed relative to the second side plate 568, and the second side plate 568 is mounted on the second shaft 52 to drive the rotation; the first side plate 567 is connected to the roller 561 to drive the roller 561 to rotate, and the first electric push rod 563 in the convex groove 9 drives the suction cup 565 on the disk rack 564 to rise and fall, and the air is pumped through the air pump 569 through the diverter 566 to drive multiple suction cups 565 to synchronously evacuate and adsorb.

[0020] As a further solution of the present invention, the coating structure 7 includes a first electric slide rail 71, two pairs of slide columns 72, a first hydraulic cylinder 73, a third shaft frame 74, a third shaft rod 75, a second motor 76, a pair of second pulleys 77, a second belt 78 and a second film tearing assembly 79; the first electric slide rail 71 is fixedly arranged on the upper wall of the base 1 and is located at the front side of the left end of the conveyor belt assembly 6, and the left and right ends of the first electric slide rail 71 are respectively located on the left and right sides of the left end of the conveyor belt assembly 6; a first slide seat that moves left and right is arranged on the first electric slide rail 71, one end of the two pairs of slide columns 72 are respectively fixedly arranged on the upper wall of the first slide seat of the first electric slide rail 71 and are located at the four corners, one end of the first hydraulic cylinder 73 is fixedly arranged in the middle of the upper wall of the first slide seat of the first electric slide rail 71, one end of the third shaft frame 74 is movably mounted on the other end of the slide column 72, and one end of the third shaft frame 74 is connected to the telescopic end of the first hydraulic cylinder 73, and the other end of the third shaft frame 74 is embedded with a third bearing, The second belt 78 is used to move the third shaft 75 and the second belt pulley 77 is used to rotate the third shaft 75.

[0021] As a further solution of the present invention, the film cutting structure 8 includes a second electric slide rail 81, a second hydraulic cylinder 82, a bearing seat 83, a first cutting knife 84, a knife seat 85, a second cutting knife 86 and a second electric push rod 87; the second electric slide rail 81 is fixedly arranged on the upper wall of the base 1 and is located at the rear side of the first electric slide rail 71 and the second electric slide rail 81 is located on the left side of the conveyor belt assembly 6, one end of the second hydraulic cylinder 82 is fixedly arranged on the second electric slide rail 81 and the second hydraulic cylinder 82 moves forward and backward, the bearing seat 83 is L-shaped, the rear end of the bearing seat 83 is fixedly arranged on the telescopic end of the second hydraulic cylinder 82 and is located above the winding roller 561, one end of the first cutting knife 84 is fixedly inserted in the front end side wall of the bearing seat 83, and the first cutting knife 84 is tilted upward, and the knife seat 85 is L-shaped The knife seat 85 is movably arranged on the top of the bearing seat 83 near the middle, one end of the second cutting knife 86 is fixedly arranged in one end of the knife seat 85, and the second cutting knife 86 is fitted with the first cutting knife 84, the second cutting knife 86 is tilted downward, and the blade of the second cutting knife 86 is opposite to the blade of the first cutting knife 84, one end of the second electric push rod 87 is movably arranged on the upper wall of the rear end of the bearing seat 83, and the telescopic end of the second electric push rod 87 is tilted and movably connected to the other end of the knife seat 85; the first cutting knife 84 and the second cutting knife 86 are driven to move forward and backward by the second electric slide rail 81 for feeding and resetting, the cutting height is adjusted by the second hydraulic cylinder 82, and the knife seat 85 is turned over by the second electric push rod 87 to realize the second cutting knife 86 being fitted and turned over relative to the first cutting knife 84 for cutting.

[0022] As a further solution of the present invention, the second film tearing assembly 79 in one of the film covering structures 7 is symmetrically attached to the upper wall of the first film tearing assembly 56, so as to relatively attach and clamp the film material for effective adsorption and film removal.

[0023] As a further solution of the present invention, the second film tearing assembly 79 is respectively fitted with the upper wall of the conveyor belt assembly 6 to press down the film and limit the position.

[0024] Working principle: The device is stably supported by the base 1. After the device is powered on, the device is controlled and set through the controller 2; First, the film roll is placed on the upper limit of the sleeve shaft 4 of the first shaft frame 3, and then one end of the film roll is pulled, so that the film roll can be rotated and transported on the first shaft frame 3 through the sleeve shaft 4; one end of the film roll is pulled and passed over the roller 561 of the first film tearing assembly 56, and is blocked by the stop edge 562; Then, the first electric slide rail 71 in the film-coating structure 7 on the front side of the conveyor belt assembly 6 is driven to drive the corresponding second film-coating assembly to move to the left, and the third shaft frame 74 is raised on the slide column 72 by extending the first hydraulic cylinder 73, so that the second film-tearing assembly 79 is located above the first film-tearing assembly 56; Then, the first motor 53 and the second motor 76 are controlled to drive. The first motor 53 drives the first shaft to rotate on the first shaft frame 3 through the first pulley 54 and the first belt 55, and then drives the roller 561 in the first film tearing assembly 56 to rotate through the connection between the second side plate 568 and the first shaft. At the same time, the second motor 76 drives the third shaft 75 to rotate on the third shaft frame 74 through the second pulley 77 and the second belt 78, and drives the second film tearing assembly 79 to rotate, so that the suction cup 565 in the convex groove 9 in the first film tearing assembly 56 is opposite to the suction cup 565 in the second film tearing assembly 79, and drives the first electric push rod 563 to extend, so that the multiple suction cups 565 on the disc frame 564 are lowered and extended out of the convex groove 9; Then, the second film tearing assembly 79 is lowered, and the second film tearing assembly 79 and the first film tearing assembly 56 are clamped on the upper and lower sides of the film material, so that the second film tearing assembly 79 is in contact with the film, and the first film tearing assembly 56 is in contact with the cover paper on the back of the film; By driving and controlling the air pump 569 located between the pillars 10 on the first side plate 567, the multiple suction cups 565 are driven to evacuate air through the diverter 566, so that the suction cups 565 can generate suction force to be adsorbed on the upper and lower sides of the film material respectively; the film is adsorbed by the second film tearing assembly 79, and the film paper is adsorbed by the first film tearing assembly 56; After the suction cups 565 are adsorbed respectively, the winding roller 561 in the first film tearing assembly 56 can be driven to rotate clockwise to roll up the covering paper under the film; when the first film tearing assembly 56 continues to roll the film away from the covering paper and roll up the covering paper (backing paper), the second film tearing assembly 79 adsorbing the film is moved to the upper left end of the conveyor belt assembly 6 through the first electric slide rail 71, and then the advertisement to be coated is placed on the left end of the conveyor belt assembly 6 and transported to the right, and the second film tearing assembly 79 can be controlled to descend to cover the film on one end of the advertisement and press down through the winding roller 561, and then the corresponding suction cup 565 is controlled to reset and no longer adsorb; As the advertisement moves, the roller 561 in the second film tearing assembly 79 is controlled to rotate and drive the film to apply force as the advertisement moves to the right, so that continuous film coating can be performed; at the same time, another staggered film coating structure 7 is controlled to cooperate, and another second film tearing assembly 79 is pressed down to rotate the roller 561 to convey the film and limit the advertisement, or another film coating structure 7 is pressed down to adsorb the end of the film attached to the advertisement, and the first electric slide rail 71 is used to pull the advertisement as it moves to the right, and after being pulled to a certain distance, it is reset again and repeatedly pulled from the left to the right, so as to limit and convey the film and roll-coat the film; After lamination, the film and the end of the advertisement are limited by another laminating structure 7. At this time, the second film tearing assembly 79 in the laminating structure 7 located on the front side of the conveyor belt assembly 6 moves to the left close to the first film tearing assembly 56, and then descends to fit the upper wall of the film separated from the backing paper with the help of the suction cup 565 to be adsorbed and fixed again. Finally, the second electric slide rail 81 in the film cutting structure 8 can be driven to drive the first cutting knife 84 and the second cutting knife 86 to move forward for feeding and cutting; By controlling the second hydraulic cylinder 82 to drive the supporting seat 83 to rise and fall and adjust the angle between the first cutter 84 and the second cutter 86 to fit the film, and driving the second electric push rod 87 to drive the knife seat 85 to flip a certain angle, the first cutter 84 and the second cutter 86 can be used to cross-cut the film to complete the lamination; at this time, the film end is still limited by the second film tearing assembly 79, and the advertisement can be placed continuously and the above steps can be repeated to perform the lamination process again.

[0025] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A laminating device for making billboards, characterized in that: The invention comprises a base (1), a controller (2), a first shaft frame (3), a sleeve shaft (4), a film tearing structure (5), a conveyor belt assembly (6), a pair of film covering structures (7) and a film cutting structure (8); the base (1) is rectangular, the controller (2) is fixedly arranged on the upper wall of the base (1) and close to the left end, one end of the first shaft frame (3) is fixedly arranged on the upper wall of the left end of the base (1) and is located on the left side of the controller (2), the middle part of the other end of the first shaft frame (3) is embedded with a first bearing, and one end of the sleeve shaft (4) is fixedly inserted into the first shaft at the other end of the first shaft frame (3). The film tearing structure (5) is fixedly arranged on the upper wall of the base (1) and is located on the right side of the controller (2); the conveyor belt assembly (6) is fixedly arranged on the upper wall of the right end of the base (1) and the conveyor belt assembly (6) corresponds to the film tearing structure (5); a pair of film coating structures (7) are fixedly arranged on the upper wall of the base (1) and are respectively located at the front and rear sides of the left end of the conveyor belt assembly (6) and are staggered and opposite to each other; the film cutting structure (8) is fixedly arranged on the upper wall of the base (1) and is located between the first film tearing structure (5) and the conveyor belt; the film cutting structure (8) is located on the left side of the film coating structure (7).

2. The laminating device for billboard production according to claim 1, characterized in that: The film tearing structure (5) comprises a second shaft frame (51), a second shaft rod (52), a first motor (53), a pair of first pulleys (54), a first belt (55) and a first film tearing assembly (56); One end of the second shaft frame (51) is fixedly arranged on the upper wall of the base (1) and is located on the right side of the controller (2); the second shaft frame (51) is higher than the first shaft frame (3); a second bearing is embedded in the middle of the other end of the second shaft frame (51); one end of the second shaft rod (52) is fixedly inserted through the middle of the second bearing; the first motor (53) is fixedly arranged on the front side wall of the other end of the second shaft frame (51) and is located below the second shaft rod (52); a pair of the first pulleys (54) are respectively fixedly mounted on the front end of the second shaft rod (52) and the driving end of the first motor (53); the two ends of the first belt (55) are respectively movably mounted on the first pulleys (54); and the first film tearing assembly (56) is fixedly mounted on the rear end of the second shaft rod (52).

3. The laminating device for billboard production according to claim 2, characterized in that: The first film tearing assembly (56) comprises a roller (561), a stop edge (562), a first electric push rod (563), a disk rack (564), a plurality of suction cups (565), a flow divider (566), a first side plate (567), a second side plate (568), and an air pump (569); The winding roller (561) is a round roller structure, and a convex groove (9) communicating with the lower wall is formed through the middle of the lower wall. The retaining edge (562) is semicircular. The retaining edge (562) is fixedly mounted on one end of the winding roller (561) and the retaining edge (562) is matched with the convex groove (9). One end of the first electric push rod (563) is fixedly arranged in the middle of the upper wall of the convex groove (9). The disk rack (564) is movably embedded in the convex groove (9) and fixedly connected to the telescopic end of the first electric push rod (563). A plurality of suction cups (565) are respectively and equidistantly screwed to the disk rack (564), and the suction cups (565) are located in the convex groove (9). The diverter (566) is fixedly arranged in the convex groove (9) and located on the right side of the disk rack (564). The diverter (566) is respectively connected to the suction cups (565). One side plate (567) is circular, and two pairs of pillars (10) are equidistantly arranged on the front side wall; the first side plate (567) is detachably mounted on the side wall of one end of the roller (561) by means of bolts; the second side plate (568) is detachably mounted on the front side of the first side plate (567) and is located on the pillar (10); the middle portion of the second side plate (568) is fixedly sleeved on the rear end of the second shaft (52); the second side plate (568) has the same diameter as the first side plate (567) and the roller (561), respectively; the upper wall of the second side plate (568) and the roller (561) are both on the same horizontal plane as the upper wall of the conveyor belt assembly (6); the air pump (569) is fixedly arranged in the middle portion of the front side wall of the first side plate (567); and the air inlet end of the air pump (569) is connected to the diverter (566) through a pipeline penetrating the first side plate (567).

4. The laminating device for billboard production according to claim 3, characterized in that: The film coating structure (7) comprises a first electric slide rail (71), two pairs of slide columns (72), a first hydraulic cylinder (73), a third shaft frame (74), a third shaft rod (75), a second motor (76), a pair of second pulleys (77), a second belt (78) and a second film tearing assembly (79); The first electric slide rail (71) is fixedly arranged on the upper wall of the base (1) and is located in front of the left end of the conveyor belt assembly (6). The left and right ends of the first electric slide rail (71) are respectively located on the left and right sides of the left end of the conveyor belt assembly (6). The first electric slide rail (71) is provided with a first slide seat that moves left and right. One end of the two pairs of slide columns (72) are respectively fixedly arranged on the upper wall of the first slide seat of the first electric slide rail (71) and are located at the four corners. One end of the first hydraulic cylinder (73) is fixedly arranged in the middle of the upper wall of the first slide seat of the first electric slide rail (71). One end of the third shaft frame (74) is movably mounted on the other end of the slide column (72). One end of the third shaft frame (74) is connected to the telescopic end of the first hydraulic cylinder (73), the other end of the third shaft frame (74) is embedded with a third bearing, one end of the third shaft rod (75) is fixedly inserted into the middle of the third bearing, the second motor (76) is fixedly arranged on the front side of the third shaft frame (74), a pair of second pulleys (77) are respectively fixedly mounted on the driving end of the second motor (76) and the front end of the third shaft rod (75), the two ends of the second belt (78) are respectively movably mounted on the second pulleys (77), the second film tearing assembly (79) has the same structure as the first film tearing assembly (56), and the second film tearing assembly (79) is fixedly mounted on the rear end of the third shaft rod (75).

5. The laminating device for billboard production according to claim 4, characterized in that: The film cutting structure (8) comprises a second electric slide rail (81), a second hydraulic cylinder (82), a bearing seat (83), a first cutting knife (84), a knife seat (85), a second cutting knife (86) and a second electric push rod (87); The second electric slide rail (81) is fixedly arranged on the upper wall of the base (1) and is located at the rear side of the first electric slide rail (71), and the second electric slide rail (81) is located on the left side of the conveyor belt assembly (6); one end of the second hydraulic cylinder (82) is fixedly arranged on the second electric slide rail (81), and the second hydraulic cylinder (82) moves forward and backward; the bearing seat (83) is L-shaped, and the rear end of the bearing seat (83) is fixedly arranged on the telescopic end of the second hydraulic cylinder (82) and is located above the winding roller (561); one end of the first cutting knife (84) is fixedly inserted into the front end side wall of the bearing seat (83), and the first cutting knife (84) is fixedly inserted into the front end side wall of the bearing seat (83). 4) tilted upward, the knife seat (85) is L-shaped, the knife seat (85) is movably arranged on the top of the supporting seat (83) near the middle, one end of the second cutting knife (86) is fixedly arranged in one end of the knife seat (85), and the second cutting knife (86) is in contact with the first cutting knife (84), the second cutting knife (86) is tilted downward, and the blade of the second cutting knife (86) is opposite to the blade of the first cutting knife (84), one end of the second electric push rod (87) is movably arranged on the upper wall of the rear end of the supporting seat (83), and the telescopic end of the second electric push rod (87) is tilted and movably connected to the other end of the knife seat (85).

6. The laminating device for billboard production according to claim 5, characterized in that: The second film tearing assembly (79) in one of the film covering structures (7) is symmetrically attached to the upper wall of the first film tearing assembly (56).

7. The laminating device for billboard production according to claim 6, characterized in that: The second film tearing components (79) are respectively fitted to the upper wall of the conveyor belt component (6).

8. The laminating method of the laminating equipment for billboard production according to claim 7, characterized in that: The following steps are involved: Step 1: After the device is powered on by the stable support of the base (1), the device is controlled and set by the controller (2); Step 2: The film roll is mounted on the upper limit of the sleeve shaft (4) of the first shaft frame (3), and then one end of the film roll is pulled and passed through between the first film tearing assembly (56) and the second film tearing assembly (79) located on the left side of the conveyor belt assembly (6) in the film coating structure (7), and the second film tearing assembly (79) is located above the first film tearing assembly (56) and lowered to clamp the film roll, and before clamping, the convex grooves (9) are aligned by rotating the control roller (561); Step 3: When the winding rollers (561) are clamped relative to each other and the convex grooves (9) are relative to each other, the suction cup (565) is controlled to extend out of the convex groove (9) and the corresponding air pump (569) is operated to draw air, so that the suction cup (565) generates suction force, and the film is adsorbed by the second film tearing component (79), and the film paper is adsorbed by the first film tearing component (56); Step 4: After the suction cups (565) are respectively adsorbed, the winding roller (561) in the first film tearing assembly (56) is driven to rotate to roll up the covering paper under the film, and the film is continuously separated from the covering paper as the first film tearing assembly (56) rolls; Step 5: During the rotation of the first film-tearing assembly (56), the second film-tearing assembly (79) for adsorbing the film is moved to the upper left end of the conveyor belt assembly (6), and then the advertisement to be coated is placed on the conveyor belt assembly (6) for conveyance, the second film-tearing assembly (79) is controlled to descend to coat the film on one end of the advertisement and press down through the roller (561), and then the corresponding suction cup (565) is controlled to reset and no longer adsorb, and then the roller (561) in the second film-tearing assembly (79) is controlled to rotate as the advertisement moves, driving the film to apply force as the advertisement moves to the right, so that continuous coating can be performed, and at the same time, another coating structure (7) is controlled to cooperate with the downward pressure to convey the film and coat the film; Step 6. After lamination, repeatedly control the second film tearing assembly (79) on the front side of the conveyor belt assembly (6) to move to the left side of the conveyor belt to the left side of the advertisement. At this time, the film is pressed down by another laminating structure (7) to limit the position, and then the suction cup (565) of the second film tearing assembly (79) moving to the left is used to adsorb and fix the film, and then the film cutting structure (8) located between the second film tearing assembly (79) and the conveyor belt is driven to move forward to cut the film, and the advertisement can be placed again and the above steps are repeated to perform film lamination again.

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