A surface pattern processing technology and equipment for laser transfer film

Abstract

The present invention discloses a surface pattern processing process and equipment for a laser transfer film, the processing equipment including a processing base, the top of the processing base being connected to a frame shell, a processing chamber being arranged inside the frame shell, a conveying component, a dust removal component and a coating component being arranged on the top of the processing chamber, wherein the dust removal component and the coating component are located above the conveying component, and a drying mechanism and a molding mechanism are further arranged in the processing chamber, wherein the dust removal component and the coating component are located above the conveying component; the processing process includes step one, dust removal; step two, coating; step three, drying; and step four, molding; through the above process and equipment, dust removal, coating, drying and stamping in the processing process are concentrated together, and the above process flow is completed in one device, saving process equipment corresponding to different process flows, saving transportation time on the production line, and improving processing efficiency.

Description

Technical Field

[0001] The present invention relates to the technical field of laser transfer film processing, and in particular to a surface pattern processing technology and equipment for a laser transfer film. Background Art

[0002] The general laser films used for packaging printing are mainly BOPP laser composite films or secondary coated PET laser transfer films. When processing the surface patterns of BOPP laser composite films or secondary coated PET laser transfer films, they need to go through multiple processing steps. Each step requires corresponding processing equipment, resulting in an overly long production line and low space utilization. In addition, the transportation between the previous step and the next step on the production line wastes time, resulting in low processing efficiency. Summary of the Invention

[0003] In order to overcome the above-mentioned technical problems, the purpose of the present invention is to provide a surface pattern processing process and equipment for a laser transfer film. By setting up processing equipment, the dust removal, coating, drying and imprinting in the processing process are concentrated together, and the above-mentioned process flow is completed in one device, saving the process equipment corresponding to different process flows, and saving the time of transportation on the production line, thereby improving the processing efficiency.

[0004] The purpose of the present invention can be achieved through the following technical solutions:

[0005] A surface pattern processing device for a laser transfer film includes a processing base, a frame shell connected to the top of the processing base, a processing chamber provided inside the frame shell, a conveying assembly, a dust removal assembly, and a coating assembly provided on the top of the processing chamber, wherein the dust removal assembly and the coating assembly are located above the conveying assembly, and a drying mechanism and a molding mechanism are also provided in the processing chamber, which are located below the conveying assembly;

[0006] The molding mechanism includes a pad arranged on a processing base, a movable position plate is slidably connected to the top surface of the pad, and a rotating motor is installed at one end of the pad, the output shaft of the rotating motor is connected to a movable gear, a movable tooth groove is provided on the movable position plate close to the movable gear, the movable tooth groove is meshed with the movable gear, the top surface of the movable position plate is connected to the movable base, and stamping components are symmetrically arranged on both sides of the movable base, the stamping component includes a stamping motor and a vertical movable seat, the stamping motor adjusts the position of the vertical movable seat through a connecting frame, the top of the vertical movable seat is connected to a stamping template, and a plurality of heating tubes are arranged in the stamping template.

[0007] As a further solution of the present invention: the conveying assembly includes a rewinding roller, a guide roller, a supporting plate and a steering roller, wherein two guide rollers are provided, the top of a guide roller shaft surface close to the drying mechanism is flush with the top surface of the supporting plate, and the top and bottom surfaces of the steering roller shaft surface are flush with the top and bottom surfaces of the supporting plate respectively.

[0008] As a further solution of the present invention: the dust removal component includes a protective shell, a vacuum cleaner is arranged at the top of the protective shell, the suction port of the vacuum cleaner is connected to a universal tube, the other end of the universal tube is connected to a vacuum nozzle, and the dust outlet of the vacuum cleaner is connected to a collection box.

[0009] As a further solution of the present invention: the coating assembly includes a coating box, a coating cavity is provided inside the coating box, a converging surface formed by a combination of multiple arc surfaces is provided at the bottom of the coating cavity, multiple paint outlets are provided at the bottom of the converging surface, and a coating roller is provided below the paint outlet.

[0010] As a further solution of the present invention: the coating box is provided with a convergence groove at the coating outlet position, the convergence groove is communicated with a plurality of coating outlets, and a closing plate is sealed and installed in the convergence groove.

[0011] As a further solution of the present invention: the stamping assembly also includes a deflection card wheel arranged on the output shaft of the stamping motor and a rotating card wheel arranged at the bottom end of the vertical movable seat, and the connecting frame is provided with a first movable groove and a second movable groove, the deflection card wheel is movably installed in the first movable groove, and the rotating card wheel is movably installed in the second movable groove.

[0012] As a further solution of the present invention: a surface pattern processing process of a laser transfer film, using the above-mentioned processing equipment, the processing process includes the following steps:

[0013] Step 1: Get the transfer base film, place it on the processing equipment, start the vacuum cleaner, and absorb the dust and impurities on the surface of the transfer base film through the vacuum nozzle;

[0014] Step 2: Coating the transfer coating on the dust-removed transfer base film to form a coating. The conveying component moves the dust-removed transfer base film to the bottom of the coating roller, and starts the external driving device to drive the coating roller to rotate for coating.

[0015] Step 3: Use a drying mechanism to quickly dry the film to form a pre-coating film;

[0016] Step 4: Start the stamping motor, drive the connecting frame to rotate through the deflection card wheel, the connecting frame drives the vertical movable seat to move longitudinally, and the vertical movable seat drives the printing template to stamp. When one set of stamping components is completed, start the moving motor to drive the moving gear to rotate, and the moving gear drives the moving position plate to move, and move the other set of stamping components to the processing station to stamp the pre-coated film.

[0017] Beneficial effects of the present invention:

[0018] 1. The present invention integrates dust removal, coating, drying and stamping in the processing technology by setting up processing equipment, and completes the above process flow in one device, saving process equipment corresponding to different process flows, saving time for transportation on the production line, and improving processing efficiency.

[0019] 2. The present invention sets two sets of stamping components in the processing equipment, and performs alternating stamping through the two sets of stamping components, which saves the insulation time of the stamping components and improves the processing efficiency.

[0020] 3. A coating chamber is provided inside the coating box of the present invention, and a convergence surface formed by a combination of multiple arc surfaces is provided at the bottom of the coating chamber. The convergence surface cooperates with the weight of the coating to converge the coating to the discharge port, which is convenient for coating. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] The present invention will be further described below with reference to the accompanying drawings.

[0022] Figure 1 It is a schematic diagram of the processing technology of the present invention;

[0023] Figure 2 It is a schematic diagram of the internal structure of the processing equipment of the present invention;

[0024] Figure 3 It is a schematic structural diagram of the stamping assembly of the present invention;

[0025] Figure 4 This is a schematic diagram of the connection structure between the pad and the movable position plate of the present invention;

[0026] Figure 5 It is a schematic diagram of the structure of the dust removal component of the present invention;

[0027] Figure 6 It is a schematic structural diagram of the coating assembly of the present invention.

[0028] In the figure: 1. Processing base; 11. Frame shell; 12. Processing chamber; 13. Discharge port; 14. Feed trough; 15. Card interface; 2. Conveyor assembly; 21. Unwinding roller; 22. Guide roller; 23. Carrying plate; 24. Steering roller; 3. Dust removal assembly; 31. Collection box; 32. Protective shell; 33. Dust collector; 34. Dust nozzle; 35. Universal tube; 4. Coating assembly; 41. Coating box; 42. Coating chamber; 43. Converging surface; 44. Converging trough; 45. Coating outlet Mouth; 46, closing plate; 47, coating roller; 5, molding mechanism; 51, pad; 52, sliding groove; 53, movable position plate; 54, movable gear; 55, movable tooth groove; 56, movable base; 57, stamping assembly; 571, stamping motor; 572, deflection card wheel; 573, connecting frame; 574, rotating card wheel; 575, first movable groove; 576, second movable groove; 577, vertical movable seat; 578, printing plate; 579, heating tube; 6, drying mechanism. DETAILED DESCRIPTION

[0029] The following will clearly and completely describe the technical solutions in the embodiments of the present invention in conjunction with the accompanying drawings. 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 making any creative efforts shall fall within the scope of protection of the present invention.

[0030] like Figure 1 As shown, a surface pattern processing process of a laser transfer film includes the following steps:

[0031] Step 1: Obtain a transfer base film, place it in a processing device, and perform dust removal on the transfer base film to remove dust and impurities on the surface of the transfer base film;

[0032] Step 2: coating the transfer base film after dust removal with a transfer coating to form a coating;

[0033] Step 3: After coating, perform rapid drying to form a pre-coating film;

[0034] Step 4: Laser emboss the pre-coated film to imprint the pre-designed pattern on the pre-coated film to form an information layer, completing the surface pattern processing of the laser transfer film.

[0035] The dust removal process in the above step 1 is to move the transfer base film in the conveying process to the bottom of the dust removal component 3, adjust the tilt direction of the dust suction nozzle 34 before processing, and then start the vacuum cleaner 33 to absorb dust and impurities on the surface of the transfer base film through the dust suction nozzle 34.

[0036] The coating process in the above step 2 is as follows: the conveying component 2 moves the dust-removed transfer base film to the bottom of the coating roller 47, starts the external driving device, drives the coating roller 47 to rotate, and performs coating. Before coating, the closing plate 46 is pulled out to open the coating outlet 45.

[0037] The molding process in the above-mentioned step four is as follows: before processing, the moving motor is started to drive the moving gear 54 to rotate, and the moving gear 54 drives the moving position plate 53 to move, and the processing position is adjusted. During processing, the corresponding stamping motor 571 is started, and the deflection card wheel 572 drives the connecting frame 573 to rotate, and the connecting frame 573 drives the vertical moving seat 577 to move longitudinally, and the vertical moving seat 577 drives the printing template 578 to stamp at the corresponding position (that is, the pre-set processing station) to form a pre-designed pattern on the pre-coated film. When a group of stamping components 57 is processed, it is retracted and waits for the printing template 578 to return to temperature. During the warming process, the moving motor is started to drive the moving gear 54 to rotate, and the moving gear 54 drives the moving position plate 53 to move, and the other group of stamping components 57 is moved to the processing station to stamp the pre-coated film, realizing alternating molding, saving processing time, and improving efficiency.

[0038] like Figure 2-Figure 6 As shown, it is a processing equipment used in the surface pattern processing technology of the above-mentioned laser transfer film, the processing equipment includes a processing base 1, which is arranged at a corresponding position on the processing production line, and a frame shell 11 is connected to the top of the processing base 1 to protect the internal related structures. A processing chamber 12 is arranged inside the frame shell 11, and a conveying component 2 is arranged on the top of the processing chamber 12. A dust removal component 3 and a coating component 4 are installed above the conveying component 2 and at the top of the processing chamber 12, and a drying mechanism 6 is also provided in the processing chamber 12. The drying mechanism 6 is flush with the conveying component 2 for drying operations, wherein the coating component 4 is close to the drying mechanism 6, and a molding mechanism 5 is further provided in the middle of the bottom end of the processing chamber 12. The molding mechanism 5 is located below the conveying component 2, and the transfer base film conveyed by the conveying component 2 is embossed by the molding mechanism 5. The entire equipment brings together dust removal, coating, drying and embossing in the processing process, and completes the above-mentioned process flow in one device, saving process equipment corresponding to different process flows, saving transportation time on the production line, and improving processing efficiency.

[0039] Furthermore, a discharge port 13 is provided on one side of the frame shell 11, and the discharge port 13 is located at the end away from the drying mechanism 6, and a feed trough 14 is provided on the top of the frame shell 11 for conveying the transfer base film into the processing chamber 12 for processing. Furthermore, card interfaces 15 are provided at both ends of the feed trough 14 for clamping the unwinding roller 21 in the conveying component 2, which is convenient for installation and disassembly.

[0040] like Figure 2 As shown, the above-mentioned conveying component 2 includes a unwinding roller 21 installed on the card interface 15, and the unwinding roller 21 can be passive unwinding, and can also be set to be actively unwinding driven by an external driving device. The conveying component 2 also includes a guide roller 22, a supporting plate 23 and a steering roller 24 arranged inside the processing chamber 12, wherein two guide rollers 22 are provided, and the positions are arranged crosswise. The top end of the axial surface of the guide roller 22 close to the drying mechanism 6 is flush with the top surface of the supporting plate 23, which facilitates the horizontal movement of the transfer base film. The steering roller 24 is arranged on the side close to the drying mechanism 6, and the top and bottom surfaces of the axial surface are flush with the top and bottom surfaces of the supporting plate 23 respectively, so as to turn the processed transfer base film to facilitate subsequent molding.

[0041] Further Figure 2 and Figure 5As shown, the above-mentioned dust removal component 3 includes a protective shell 32 fixedly connected to the top surface of the processing chamber 12, and a dust collector 33 is provided at the top of the protective shell 32. The dust suction port of the dust collector 33 is connected to a universal tube 35, and the other end of the universal tube 35 is connected to a dust suction nozzle 34, wherein the dust suction nozzle 34 is inclined toward the feed end, and the dust outlet of the dust collector 33 is connected to a collection box 31 to collect and store the sucked-in dust and impurities.

[0042] Further Figure 2 and Figure 6 As shown, the coating assembly 4 includes a coating box 41, which is set through the top plate of the frame shell 11, and a feed pipe is set on the top of the coating box 41, and a valve is set on the feed pipe for control. A coating chamber 42 is opened inside the coating box 41, and a convergence surface 43 formed by a combination of multiple arc surfaces is set at the bottom of the coating chamber 42. The convergence surface 43 cooperates with the weight of the coating to converge the coating to the discharge port for easy coating, and a coating roller 47 is set at the bottom of the coating box 41. The coating roller 47 is embedded in the coating box 41 and is connected to the upper and lower surfaces. The arrangement facilitates full utilization of the paint, and further, a plurality of paint outlets 45 are provided at the bottom of the converging surface 43, and a converging groove 44 is provided at the position of the paint outlet 45 of the coating box 41. The converging groove 44 is connected to the plurality of paint outlets 45, and a closing plate 46 is sealed and installed in the converging groove 44. By controlling the pulling and drawing of the closing plate 46, the discharge of the plurality of paint outlets 45 is controlled. Furthermore, the coating roller 47 is connected to an external driving device, and the coating roller 47 is driven to rotate when coating is required to coat the transfer base film.

[0043] Further Figure 2-Figure 4 As shown, the above-mentioned molding mechanism 5 includes a pad 51 arranged on the processing base 1, and the top surface of the pad 51 is slidably connected to the movable position plate 53, wherein the top surface of the pad 51 is symmetrically provided with a sliding groove 52, and the bottom surface of the movable position plate 53 is provided with a slider, and the movable position plate 53 is slidably connected to the pad 51 through the slider, and a rotating motor is installed at one end of the pad 51, and the output shaft of the rotating motor is connected to the movable gear 54, and a movable tooth groove 55 is provided on the side of the movable position plate 53 close to the movable gear 54, wherein the movable tooth groove 55 is meshed with the movable gear 54, and the movable gear 54 is driven to rotate by the rotating motor, and the movable gear 54 drives the movable position plate 53 to move laterally to adjust the molding position.

[0044] The top surface of the further movable position plate 53 is connected to a movable base 56, and stamping components 57 are symmetrically arranged on both sides of the movable base 56. Alternate stamping is performed by two groups of stamping components 57, which saves the insulation time of the stamping components 57 and improves processing efficiency. The stamping component 57 includes a stamping motor 571 arranged on the movable base 56, and the output shaft of the stamping motor 571 is connected to a deflection card wheel 572, and the movable base 56 is rotatably connected to a connecting frame 573 at the corresponding position, and the connecting frame 573 is provided with a first movable groove 575 and a second movable groove 576, wherein the deflection card wheel 572 is movably installed in the first movable groove 575, and further, longitudinal slide grooves are provided on both side end surfaces of the movable base 56, and a vertical movable seat 577 is slidably installed in the longitudinal slide groove, and a rotating card wheel 574 is provided at the bottom end of the vertical movable seat 577 near the side of the connecting frame 573. The wheel 574 is movably installed in the second movable groove 576, and the top of the vertical movable seat 577 is connected to the printing plate 578, and a plurality of heating tubes 579 are provided in the printing plate 578 for heating the printing plate 578. When the molding process is carried out, the printing motor 571 is started to drive the connecting frame 573 to rotate, and the connecting frame 573 drives the vertical movable seat 577 to move longitudinally, and the vertical movable seat 577 drives the printing plate 578 to perform printing at the corresponding position, so that a pre-designed pattern is formed on the pre-coated film. When one group of printing components 57 is processed and retracted for temperature recovery, the moving motor is started to drive the moving gear 54 to rotate, and the moving gear 54 drives the moving position plate 53 to move, and the other group of printing components 57 is moved to the processing station to perform printing on the pre-coated film, wherein the pre-coated film is transported by the conveying component 2 to the distance of one station each time, so that the pattern is perfectly connected;

[0045] The drying mechanism 6 provided in the present invention is a drying device in the prior art. This structure is used in the present device to dry the transfer base film after coating, and its structure will not be described in detail.

[0046] Working principle of the present invention:

[0047] Before processing, the unwinding roller 21 with the transfer base film is installed in the card interface 15, and the transfer base film is guided to pass through the guide roller 22, the carrier plate 23 and the steering roller 24, and is led out from the discharge port 13 to enter the next process. During processing, the vacuum cleaner 33 is started to remove dust from the transfer base film, and then the external driving device is started to drive the coating roller 47 for coating. After that, it is dried by the drying mechanism 6. The dried pre-coated film passes through the molding mechanism 5 and is alternately embossed by two sets of stamping components 57 to print the pre-designed pattern on the pre-coated film, completing the pattern processing process.

[0048] In the description of the present invention, it should be understood that the terms "upper", "lower", "left", "right" and the like indicate directions or positional relationships based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific direction, and a specific direction structure and operation, and therefore, cannot be understood as limiting the present invention. In addition, "first" and "second" are only for descriptive purposes and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present invention, unless otherwise specified, "multiple" means two or more.

[0049] In the description of the present invention, it should be noted that, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "connected" should be understood in a broad sense. For example, they may refer to fixed connections, detachable connections, or integral connections; mechanical connections or electrical connections; direct connections or indirect connections through an intermediate medium; and internal communication between two components. Those skilled in the art will understand the specific meanings of the above terms in the present invention based on the specific circumstances.

[0050] The above is a detailed description of an embodiment of the present invention. However, the content described is only a preferred embodiment of the present invention and should not be considered to limit the scope of the present invention. All equivalent changes and improvements made within the scope of the present invention should still fall within the scope of the patent coverage of the present invention.

Claims

1. A surface pattern processing device for a laser transfer film, comprising a processing base (1), the top of the processing base (1) is connected to a frame shell (11), and a processing cavity (12) is provided inside the frame shell (11), characterized in that: A conveying assembly (2), a dust removal assembly (3) and a coating assembly (4) are provided on the top of the processing chamber (12), wherein the dust removal assembly (3) and the coating assembly (4) are located above the conveying assembly (2). A drying mechanism (6) and a molding mechanism (5) are also provided in the processing chamber (12), wherein the molding mechanism (5) is located below the conveying assembly (2); the conveying assembly (2) includes an unwinding roller (21), a guide roller (22), a carrying plate (23) and a steering roller (24), wherein two guide rollers (22) are provided, and the guide rollers (22) are located near the drying mechanism (6). The top of the axial surface of a guide roller (22) is flush with the top surface of the carrier plate (23), and the top and bottom surfaces of the axial surface of the steering roller (24) are respectively flush with the top and bottom surfaces of the carrier plate (23), so as to deflect the processed transfer base film and facilitate subsequent molding; wherein the molding mechanism (5) includes a pad (51) arranged on the processing base (1), the top surface of the pad (51) is slidably connected to the moving position plate (53), and a rotating motor is installed at one end of the pad (51), the output shaft of the rotating motor is connected to the moving gear (54), and the moving position plate A movable tooth groove (55) is provided on one side of (53) near the movable gear (54), and the movable tooth groove (55) is meshed with the movable gear (54). The top surface of the movable position plate (53) is connected to a movable base (56), and an imprinting assembly (57) is symmetrically provided on both sides of the movable base (56). The imprinting assembly (57) includes an imprinting motor (571) and a vertical movable seat (577). The imprinting motor (571) adjusts the position of the vertical movable seat (577) through the connecting frame (573), and the top of the vertical movable seat (577) is connected to a printing plate. (578), and a plurality of heating tubes (579) are provided in the printing plate (578); the stamping assembly (57) further includes a deflection card wheel (572) provided on the output shaft of the stamping motor (571) and a rotating card wheel (574) provided at the bottom end of the vertical movable seat (577), and the connecting frame (573) is provided with a first movable groove (575) and a second movable groove (576), the deflection card wheel (572) is movably installed in the first movable groove (575), and the rotating card wheel (574) is movably installed in the second movable groove (576).

2. The surface pattern processing equipment of a laser transfer film according to claim 1, characterized in that: The dust removal assembly (3) comprises a protective shell (32), a dust collector (33) is provided at the top end of the protective shell (32), a dust suction port of the dust collector (33) is connected to a universal tube (35), the other end of the universal tube (35) is connected to a dust suction nozzle (34), and a dust outlet of the dust collector (33) is connected to a collection box (31).

3. The surface pattern processing equipment of a laser transfer film according to claim 1, characterized in that: The coating assembly (4) includes a coating box (41), a coating chamber (42) is provided inside the coating box (41), a convergence surface (43) formed by a combination of multiple arc surfaces is provided at the bottom of the coating chamber (42), multiple coating outlets (45) are provided at the bottom of the convergence surface (43), and a coating roller (47) is provided below the coating outlet (45).

4. The surface pattern processing equipment of a laser transfer film according to claim 3, characterized in that: The coating box (41) is provided with a convergence groove (44) at the coating outlet (45), the convergence groove (44) is communicated with a plurality of coating outlets (45), and a closing plate (46) is sealed and installed in the convergence groove (44).

5. A surface pattern processing process for a laser transfer film, characterized in that: Using the processing equipment described in claim 1, the processing process includes the following steps: Step 1: Obtain a transfer base film, place it on a processing device, start a vacuum cleaner (33), and absorb dust and impurities on the surface of the transfer base film through a vacuum nozzle (34); Step 2: Coating the transfer coating on the dust-removed transfer base film to form a coating layer. The conveying component (2) moves the dust-removed transfer base film to the bottom of the coating roller (47), and starts the external driving device to drive the coating roller (47) to rotate for coating. Step 3: Use the drying mechanism (6) to quickly dry the film to form a pre-coated film; Step 4: Start the stamping motor (571), drive the connecting frame (573) to rotate through the deflection card wheel (572), the connecting frame (573) drives the vertical movable seat (577) to move longitudinally, and the vertical movable seat (577) drives the printing template (578) to stamp. When one set of stamping components (57) is processed, start the moving motor to drive the moving gear (54) to rotate, and the moving gear (54) drives the moving position plate (53) to move, and move another set of stamping components (57) to the processing station to stamp the pre-coated film.

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