Automatic film covering device

Abstract

The utility model relates to the technical field of automatic film covering, in particular to an automatic film covering device which comprises a lifting driving assembly, a stretching driving assembly, an offset driving assembly, a film covering driving assembly and a film covering roller set. The laminating roller set comprises a mounting support, a discharging roller, a guide roller, a deviation rectifying roller and a laminating pressing roller, the discharging roller, the guide roller and the deviation rectifying roller are all arranged on the mounting support and used for guiding a film material towards the laminating pressing roller, one end of the fixed shaft sleeve is connected with the laminating driving assembly, the other end of the fixed shaft sleeve is movably connected with the movable shaft, and one end of the movable shaft is connected with the laminating pressing roller; according to the film laminating machine, uniform and tight lamination of film materials in the film laminating process is ensured, the quality problems of bubbles, wrinkles and the like are avoided, and the quality and the appearance attractiveness of a film laminating finished product are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to automatic film covering technical field, especially automatic film covering device. BACKGROUND

[0002] Automatic film covering is an advanced packaging and printing post-processing technology, which accurately covers a layer of transparent or semi-transparent plastic film on the surface of printed matter or product through automatic mechanical equipment. This process is mainly realized through heating and pressurization to ensure that the film is tightly combined with the substrate to form a protective layer.

[0003] The main advantages of automatic film covering are its efficiency, consistency and flexibility. It not only can significantly improve production efficiency and reduce manual intervention, but also can ensure the stability and uniformity of film covering quality. In addition, automatic film covering also allows users to customize film covering materials, thickness and color according to actual needs, so as to meet the diversified market demand. The existing automatic film covering structure is relatively complex, and the uniformity is poor in the film covering process, which affects the bonding effect, so it is necessary to make new design for the existing automatic film covering structure. SUMMARY

[0004] To solve the above problems, the utility model ensures the uniformity and tight bonding of the film material in the film covering process, avoids quality problems such as bubbles and wrinkles, and improves the quality and appearance of the film covering finished product.

[0005] The technical scheme adopted by the utility model is: an automatic film covering device, comprising a lifting driving assembly, a stretching driving assembly, an offset driving assembly, a film covering driving assembly and a film covering roller group, the lifting driving assembly, the offset driving assembly and the stretching driving assembly are connected in sequence to form an XYZ transmission module, the film covering driving assembly is arranged on one side of the offset driving assembly, a driving link is arranged at the driving end of the film covering driving assembly, the driving link comprises a fixed shaft sleeve and a movable shaft, the film covering roller group comprises a mounting bracket, a feeding roller, a guide roller, a correction roller and a film covering pressure roller, the feeding roller, the guide roller and the correction roller are arranged on the mounting bracket and are used for guiding the film material towards the film covering pressure roller, one end of the fixed shaft sleeve is connected with the film covering driving assembly, the other end is movably connected with the movable shaft, and one end of the movable shaft is connected with the film covering pressure roller.

[0006] Further improvement of the above scheme is that the lifting driving assembly comprises a lifting bottom plate, a lifting lead screw, a lifting sliding table, a lifting motor and a lifting synchronous belt, the lifting lead screw is arranged on the lifting bottom plate and connected with the lifting sliding table, the lifting motor is arranged on one side of the lifting bottom plate and connected with the lifting synchronous belt, the lifting synchronous belt is connected with the lifting lead screw to drive the lifting sliding table to slide, and the stretching driving assembly is arranged on the lifting sliding table.

[0007] Further improvement of the above scheme is that the stretching drive assembly comprises a stretching base plate, a stretching lead screw, a stretching sliding table, a stretching motor and a stretching synchronous belt, the stretching lead screw is arranged on the stretching base plate and connected with the stretching sliding table, the stretching motor is arranged on one side of the stretching base plate and connected with the stretching synchronous belt, and the stretching synchronous belt is connected with the stretching lead screw to drive the stretching sliding table to slide.

[0008] Further improvement of the above scheme is that the offset drive assembly comprises an offset base plate, an offset lead screw, an offset sliding table, an offset motor and an offset synchronous belt, the offset lead screw is arranged on the offset base plate and connected with the offset sliding table, the offset motor is arranged on one side of the offset base plate and connected with the offset synchronous belt, and the offset synchronous belt is connected with the offset lead screw to drive the offset sliding table to slide.

[0009] Further improvement of the above scheme is that the offset sliding table is provided with an offset connecting seat, the offset connecting seat is provided with an offset shaft sleeve, the film pressing roller is arranged on the offset shaft sleeve, and one end of the movable shaft is connected with the offset shaft sleeve to drive the film pressing roller to rotate.

[0010] Further improvement of the above scheme is that one end of the mounting bracket is connected with the offset connecting seat to move along with the offset connecting seat.

[0011] Further improvement of the above scheme is that the film driving assembly comprises a driving base plate, a film driving motor, a film driving transmission belt and a driving connecting shaft sleeve, one end of the fixed shaft sleeve is arranged on the driving connecting shaft sleeve, the film driving motor is arranged on the film driving motor, and the film driving transmission belt is used for connecting the film driving motor with the driving connecting shaft sleeve.

[0012] Further improvement of the above scheme is that the fixed shaft sleeve is provided with a directional sliding groove, the movable shaft is provided with a directional sliding block, and the directional sliding block is used for matching the directional sliding groove to make the movable shaft rotate coaxially with the fixed shaft sleeve.

[0013] Further improvement of the above scheme is that the deviation correcting roller is tangent to the outer diameter of the film pressing roller.

[0014] Further improvement of the above scheme is that the deviation correcting roller is provided with deviation correcting baffles at two ends to correct the deviation of the film material.

[0015] The utility model has the advantages of:

[0016] Compared with the existing film covering mechanism, the utility model discloses a design through the integration XYZ transmission module, realize the significant promotion of multi-dimension accurate control in the film covering process. Specifically, the connection of lifting drive component, stretching drive component and offset drive component in proper order not only ensures the flexible adjustment and accurate positioning of film covering operation in the three directions of vertical (Z axis), horizontal straight line (X axis) and lateral offset (Y axis), greatly enhances the adaptability and operation flexibility of the equipment, can easily cope with the film covering demand of workpiece of different size, shape and material. The drive link structure equipped with the driving end of film covering drive component, the combination of fixed shaft sleeve and movable shaft is fused, effectively realizes the dynamic adjustment and stable drive of film covering pressure roller. This design not only optimizes the power transmission efficiency, but also ensures the uniformity, close adhesion of film material in the film covering process, avoids quality problems such as bubble, wrinkle, improves the quality and appearance of film covering finished product. The cooperative work of film covering roller group including material feeding roller, guide roller, deviation rectifying roller and film covering pressure roller realizes the whole process automation control of film material from conveying to accurate covering. The deviation rectifying roller is to correct the slight deviation of film material in the process of advancing, ensures the accuracy of film material path, further improves the precision and efficiency of film covering operation. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is a three-dimensional schematic view of the automatic film covering device of the utility model;

[0018] Figure 2 It is Figure 1 It is a three-dimensional schematic view of another view of the automatic film covering device;

[0019] Figure 3 It is Figure 1 It is a three-dimensional schematic view of another view of the automatic film covering device;

[0020] Figure 4 It is Figure 1 It is a three-dimensional schematic view of another view of the automatic film covering device.

[0021] Explanation of the drawings: lifting drive component 1, lifting bottom plate 11, lifting lead screw 12, lifting sliding table 13, lifting motor 14, lifting synchronous belt 15, stretching drive component 2, stretching bottom plate 21, stretching lead screw 22, stretching sliding table 23, stretching motor 24, stretching synchronous belt 25, offset drive component 3, offset bottom plate 31, offset lead screw 32, offset sliding table 33, offset motor 34, offset synchronous belt 35, offset connecting seat 36, offset shaft sleeve 361, film covering drive component 4, film covering drive motor 42, film covering drive transmission belt 43, drive connecting shaft sleeve 44, drive link 45, fixed shaft sleeve 451, directional sliding groove 4511, movable shaft 452, directional sliding block 4521, film covering roller group 5, mounting bracket 51, material feeding roller 52, guide roller 53, deviation rectifying roller 54, film covering pressure roller 55. DETAILED DESCRIPTION

[0022] To facilitate understanding of the present invention, a more comprehensive description of the present invention will be provided below with reference to the accompanying drawings. The drawings illustrate preferred embodiments of the present invention. However, the present invention can be implemented in many different forms and is not limited to the embodiments described herein. Rather, these embodiments are provided to facilitate a more thorough and comprehensive understanding of the disclosure of the present invention.

[0023] It should be noted that when an element is referred to as being “fixed to” another element, it may be directly on the other element or there may be an intermediate element. When an element is referred to as being “connected to” another element, it may be directly connected to the other element or there may be an intermediate element.

[0024] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as those commonly understood by those skilled in the art in the art of the present invention. The terms used herein in the specification of the present invention are only for the purpose of describing specific embodiments and are not intended to limit the present invention.

[0025] like Figures 1-4The utility model discloses an embodiment relates to an automatic laminating device, including lifting drive assembly 1, stretch drive assembly 2, offset drive assembly 3, laminating drive assembly 4 and laminating roller group 5, lifting drive assembly 1, offset drive assembly 3 and stretch drive assembly 2 are connected in proper order to form XYZ transmission module, laminating drive assembly 4 is arranged at one side of offset drive assembly 3, and the drive end of laminating drive assembly 4 is provided with drive link 45, and drive link 45 includes fixed shaft sleeve 451 and movable shaft 452, laminating roller group 5 includes mounting bracket 51, pay -off roll 52, guide roller 53, deviation rectifying roller 54 and laminating pressure roller 55, pay -off roll 52, guide roller 53 and deviation rectifying roller 54 all are arranged on mounting bracket 51, and are used for the guidance of the film material to laminating pressure roller 55, one end of fixed shaft sleeve 451 is connected with laminating drive assembly 4, and the other end is movably connected with movable shaft 452, and one end of movable shaft 452 is connected with laminating pressure roller 55. This embodiment integrates XYZ transmission module design, realizes the significant improvement of the multi -dimensional precision control in the laminating process. Specifically, the sequential connection of lifting drive assembly 1, stretch drive assembly 2 and offset drive assembly 3 not only ensures that the laminating operation is flexibly adjusted and accurately positioned in the three directions of vertical (Z axis), horizontal straight line (X axis) and lateral offset (Y axis), greatly enhances the adaptability and operation flexibility of the equipment, and can easily cope with the laminating needs of workpieces of different sizes, shapes and materials. The drive link 45 structure equipped at the drive end of laminating drive assembly 4 combines fixed shaft sleeve 451 and movable shaft 452, effectively realizes the dynamic adjustment and stable driving of laminating pressure roller 55. This design not only optimizes the power transmission efficiency, but also ensures the uniformity, close fit of the film material during the laminating process, avoids quality problems such as bubbles and wrinkles, and improves the quality and appearance of the laminated product. The cooperative work of pay -off roll 52, guide roller 53, deviation rectifying roller 54 and laminating pressure roller 55 in laminating roller group 5 realizes the whole process automation control of film material from conveying to accurate covering. The introduction of deviation rectifying roller 54 corrects the slight deviation of the film material in the running process in time, ensures the accuracy of the film material path, and further improves the precision and efficiency of the laminating operation.

[0026] The lifting driving assembly 1 comprises a lifting base plate 11, a lifting screw rod 12, a lifting sliding table 13, a lifting motor 14 and a lifting synchronous belt 15. The lifting screw rod 12 is arranged on the lifting base plate 11 and connected with the lifting sliding table 13. The lifting motor 14 is arranged on one side of the lifting base plate 11 and connected with the lifting synchronous belt 15. The lifting synchronous belt 15 is connected with the lifting screw rod 12 to drive the lifting sliding table 13 to slide. The stretching driving assembly 2 is arranged on the lifting sliding table 13. In this embodiment, the lifting base plate 11 provides stable support, and the precise cooperation between the lifting screw rod 12 and the lifting sliding table 13 realizes height adjustment in the vertical direction, ensuring accurate alignment of the film material during the film coating process. The cooperative work of the lifting motor 14 and the lifting synchronous belt 15 not only optimizes the power transmission efficiency, but also enhances the synchronization and stability of the system, effectively reducing the film coating deviation caused by mechanical vibration. The stretching driving assembly 2 is arranged on the lifting sliding table 13, which enables the film material to be stretched horizontally while being lifted, further enhancing the adaptability and fit of the film coating, especially for film coating operations of complex shapes or large-sized workpieces.

[0027] The stretching driving assembly 2 comprises a stretching base plate 21, a stretching screw rod 22, a stretching sliding table 23, a stretching motor 24 and a stretching synchronous belt 25. The stretching screw rod 22 is arranged on the stretching base plate 21 and connected with the stretching sliding table 23. The stretching motor 24 is arranged on one side of the stretching base plate 21 and connected with the stretching synchronous belt 25. The stretching synchronous belt 25 is connected with the stretching screw rod 22 to drive the stretching sliding table 23 to slide. The offset driving assembly 3 is arranged on the stretching sliding table 23. In this embodiment, the integrated stretching base plate 21 provides a stable foundation, and the precise cooperation between the stretching screw rod 22 and the stretching sliding table 23 ensures stable displacement control during the film coating process, effectively avoiding material offset or wrinkling during the stretching process. The power output of the stretching motor 24 is precisely transmitted to the stretching screw rod 22 through the stretching synchronous belt 25, realizing efficient and stable driving of the stretching sliding table 23 and greatly improving production efficiency. In addition, the offset driving assembly 3 is arranged on the stretching sliding table 23, further enhancing the system's ability to adjust the fine position of the film coating material, ensuring accurate alignment of the film coating edge and improving the film coating quality.

[0028] The offset driving assembly 3 comprises an offset base plate 31, an offset screw rod 32, an offset sliding table 33, an offset motor 34 and an offset synchronous belt 35. The offset screw rod 32 is arranged on the offset base plate 31 and connected with the offset sliding table 33. The offset motor 34 is arranged on one side of the offset base plate 31 and connected with the offset synchronous belt 35. The offset synchronous belt 35 is connected with the offset screw rod 32 to drive the offset sliding table 33 to slide. The offset sliding table 33 is provided with an offset connecting seat 36. The offset connecting seat 36 is provided with an offset shaft sleeve 361. The film pressing roller 55 is arranged on the offset shaft sleeve 361. One end of the movable shaft 452 is connected with the offset shaft sleeve 361 to drive the film pressing roller 55 to rotate. Specifically, one end of the mounting bracket 51 is connected with the offset connecting seat 36 to move with the offset connecting seat 36. In this embodiment, the combination of the offset screw rod 32 and the offset sliding table 33 realizes accurate displacement control of the material or workpiece during the film coating process, ensures the accuracy and consistency of the film coating position, and greatly improves the product quality. Secondly, the offset motor 34 not only improves the driving efficiency, but also makes the entire offset operation more smooth and stable through its precise control capability, reducing the adverse effects of mechanical vibration on the film coating effect. Furthermore, the offset synchronous belt 35, as a key component of power transmission, effectively connects the motor and the screw rod, realizes efficient energy transmission and conversion, and further enhances the overall performance of the system.

[0029] The film driving assembly 4 comprises a driving base plate 41, a film driving motor 42, a film driving transmission belt 43 and a driving connecting shaft sleeve 44. One end of the fixed shaft sleeve 451 is arranged on the driving connecting shaft sleeve 44. The film driving motor 42 is arranged on the film driving motor 42. The film driving transmission belt 43 is used to connect the film driving motor 42 and the driving connecting shaft sleeve 44. In this embodiment, the film driving motor 42 as a power source is directly installed on the driving base plate 41, realizing precise transmission and adjustment of power. The film driving transmission belt 43 realizes seamless connection between the film driving motor 42 and the driving connecting shaft sleeve 44. Through its high wear resistance and low noise characteristics, it ensures the smooth progress of the film coating process, reduces mechanical wear and noise pollution. The driving connecting shaft sleeve 44 ensures the accuracy and reliability of power transmission, further enhancing the durability of the entire driving assembly.

[0030] The fixed shaft sleeve 451 is provided with a directional sliding groove 4511, and the movable shaft 452 is provided with a directional sliding block 4521 used for cooperating with the directional sliding groove 4511, so that the movable shaft 452 rotates coaxially with the fixed shaft sleeve 451. In the embodiment, the design of the fixed shaft sleeve 451 equipped with the directional sliding groove 4511 combined with the directional sliding block 4521 on the movable shaft 452 is adopted, which exhibits a highly precise mechanical linkage effect. The structure ensures that the rotation movement of the movable shaft 452 in the fixed shaft sleeve 451 is stable and accurate, effectively realizes the coaxial rotation of the movable shaft 452 and the fixed shaft sleeve 451, and avoids problems such as increased friction, reduced efficiency and declined film coating quality caused by axis deviation. The close cooperation of the directional sliding groove 4511 and the directional sliding block 4521 reduces shaking and vibration in the rotation process, and improves the stability and reliability of the overall operation. In addition, the design also simplifies the maintenance process, because the coaxial rotation reduces unnecessary contact between wearing parts, prolonging the service life of the equipment.

[0031] The deviation correction roller 54 is tangent to the outer diameter of the film pressing roller 55. Specifically, the deviation correction roller 54 is provided with deviation correction baffles at both ends to correct the film material. In the embodiment, the deviation correction baffles 541 equipped at both ends of the deviation correction roller 54, as a key deviation correction mechanism, can monitor and adjust the running track of the film material in real time, correct any slight deviation in time, and ensure the straightness and accurate positioning of the film material edge. This not only improves the quality of the film product, but also reduces material waste caused by film errors and reduces production costs. In addition, the design also enhances the automation degree of the device, simplifies manual operation, and improves the overall production efficiency.

[0032] The above embodiments only express several embodiments of the present application, and the description is more specific and detailed, but it cannot be understood as limiting the scope of the present application. It should be noted that for ordinary skilled persons in the art, without departing from the concept of the present application, a number of modifications and improvements can be made, which are within the scope of protection of the present application. Therefore, the protection scope of the present application patent should be subject to the appended claims.

Claims

1. An automatic film covering device, characterized by: The application relates to a film laminating device, which comprises a lifting driving assembly, a stretching driving assembly, an offset driving assembly, a film driving assembly and a film roller set, wherein the lifting driving assembly, the offset driving assembly and the stretching driving assembly are sequentially connected to form an XYZ transmission module, the film driving assembly is arranged on one side of the offset driving assembly, a driving connecting rod is arranged at a driving end of the film driving assembly, the driving connecting rod comprises a fixed shaft sleeve and a movable shaft, the film roller set comprises a mounting bracket, a feeding roller, a guide roller, a deviation correcting roller and a film pressing roller, the feeding roller, the guide roller and the deviation correcting roller are arranged on the mounting bracket and are used for guiding the film material to the film pressing roller, one end of the fixed shaft sleeve is connected with the film driving assembly, and the other end is movably connected with the movable shaft, and one end of the movable shaft is connected with the film pressing roller.

2. The automatic film covering device according to claim 1, characterized in that: The lifting driving assembly comprises a lifting bottom plate, a lifting screw rod, a lifting sliding table, a lifting motor and a lifting synchronous belt, the lifting screw rod is arranged on the lifting bottom plate and is connected with the lifting sliding table, the lifting motor is arranged on one side of the lifting bottom plate and is connected with the lifting synchronous belt, and the lifting synchronous belt is connected with the lifting screw rod to drive the lifting sliding table to slide.

3. The automatic film covering device of claim 1, wherein: The stretching driving assembly comprises a stretching bottom plate, a stretching screw rod, a stretching sliding table, a stretching motor and a stretching synchronous belt, the stretching screw rod is arranged on the stretching bottom plate and is connected with the stretching sliding table, the stretching motor is arranged on one side of the stretching bottom plate and is connected with the stretching synchronous belt, and the stretching synchronous belt is connected with the stretching screw rod to drive the stretching sliding table to slide.

4. The automatic film covering device according to claim 1, characterized in that: The offset driving assembly comprises an offset bottom plate, an offset screw rod, an offset sliding table, an offset motor and an offset synchronous belt, the offset screw rod is arranged on the offset bottom plate and is connected with the offset sliding table, the offset motor is arranged on one side of the offset bottom plate and is connected with the offset synchronous belt, and the offset synchronous belt is connected with the offset screw rod to drive the offset sliding table to slide.

5. The automatic film covering device according to claim 4, characterized in that: The offset sliding table is provided with an offset connecting seat, the offset connecting seat is provided with an offset shaft sleeve, the film pressing roller is arranged on the offset shaft sleeve, and one end of the movable shaft is connected with the offset shaft sleeve to drive the film pressing roller to rotate.

6. The automatic film covering device according to claim 5, characterized in that: One end of the mounting bracket is connected with the offset connecting seat to move along with the offset connecting seat.

7. The automatic film covering device of claim 1, wherein: The film driving assembly comprises a driving base plate, a film driving motor, a film driving transmission belt and a driving connecting shaft sleeve, one end of the fixed shaft sleeve is arranged on the driving connecting shaft sleeve, the film driving motor is arranged on the film driving motor, and the film driving transmission belt is used for connecting the film driving motor with the driving connecting shaft sleeve.

8. The automatic film covering device of claim 1, wherein: The fixed shaft sleeve is provided with a directional sliding groove, the movable shaft is provided with a directional sliding block, the directional sliding block is used for matching the directional sliding groove to enable the movable shaft to rotate coaxially with the fixed shaft sleeve.

9. The automatic film covering device of claim 1, wherein: The deviation correcting roller is tangent to the outer diameter of the film pressing roller.

10. The automatic film covering device according to claim 9, characterized in that: Deviation correcting baffles are arranged at two ends of the deviation correcting roller to correct the film material.

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