Digital printing film laminating machine with limiting device

Abstract

The utility model relates to a digital printing film laminating machine with a limiting device, which belongs to the technical field of film laminating machines, and comprises a box body and a printing piece body, a film laminating processing mechanism is arranged in the box body, the film laminating processing mechanism comprises a printing roller and a film laminating roller which are movably connected in the box body, first limiting plates and second limiting plates are movably connected to the front ends and the rear ends of the printing roller and the film covering roller correspondingly, and positioning insertion rods are fixedly connected to the opposite sides of the first limiting plates and the second limiting plates correspondingly. According to the digital printing film laminating machine with the limiting device, the printing baffle and the film laminating baffle can play a role in preventing a printing piece body from deviating, so that the effect of improving the stability of a film laminating product is conveniently achieved, and the practicability of the device is enhanced; and the positions of the printing baffle and the film covering baffle can be adjusted by rotating the two-way screw, so that the printing and film covering requirements of printing piece bodies with different sizes are met, the applicability of the device is improved, and the practical effect of the device is enhanced.

Description

Technical Field

[0001] The utility model relates to the technical field of printing and laminating machines, in particular to a digital printing and laminating machine with a limiting device. Background Art

[0002] Laminating machine is a special equipment for paper, board and mounting film. It is pressurized by rubber roller and heating roller and then combined to form a paper-plastic product. It can be divided into two categories: instant laminating machine and pre-coating laminating machine. At present, gravure printing products have the advantages of thick ink layer, rich layers and strong three-dimensional sense. They are widely used in printing exquisite color pictures, trademarks, decorations and color newspapers. When printing labels and trademarks, they need to be laminated.

[0003] Please refer to the digital printing laminating machine with a limiting device with announcement number CN215041348U. In this patent, it is proposed that "the digital printing laminating machine with a limiting device in the prior art is not convenient for preventing the entry of flying insects and dust during the laminating process, and is prone to produce bubbles or stolen goods, resulting in incomplete laminating and waste of raw materials; and when the printed matter is laminating on the laminating cylinder, the laminating may not be aligned due to environmental reasons, resulting in unstable laminating products and poor practicality"; this patent can facilitate users to observe the laminating situation inside through the design of the filter screen, and also prevent mosquitoes or dust from entering, so as to achieve the purpose of safe and complete laminating without being disturbed by external debris, and the design of the limiting ring can prevent the printed matter from deviating when rotating on the surface of the laminating roller, resulting in incomplete laminating, so as to achieve the effect of stable laminating products.

[0004] However, although the above patent can limit the deviation of printed materials and ensure the stability of the laminated products during use, the limit rings provided therein are installed at both ends of the roller body, which is not convenient for position adjustment. Therefore, it is not convenient for limiting printed materials of different sizes and specifications, and its applicability is poor. In view of this, the present application proposes a digital printing laminating machine with a limit device. Utility Model Content

[0005] In view of the deficiencies in the prior art, the utility model provides a digital printing laminating machine with a limiting device, which has the effect of adjusting the positions of the printing baffle and the laminating baffle according to the size of the printed body, effectively improving the practicality and applicability of the device, and solves the problem that the digital printing laminating machine with a limiting device in the prior art is not convenient to prevent the entry of flying insects and dust during the laminating process, and is prone to produce bubbles or stolen goods, resulting in incomplete lamination and waste of raw materials; and when the printed matter is laminarized on the laminating cylinder, the lamination may not be aligned due to environmental reasons, resulting in unstable laminating products and poor practicality.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a digital printing laminating machine with a limiting device, comprising a box body and a printing piece body, wherein a laminating processing mechanism is arranged inside the box body;

[0007] The laminating processing mechanism comprises a printing roller and a laminating roller movably connected to the inside of the box body, the front and rear ends of the printing roller and the laminating roller are movably connected with a first limit plate and a second limit plate, the first limit plate and the second limit plate are fixedly connected with a positioning plug rod on the opposite side, the front side of the box body is equipped with a mounting block rotatably connected to the first limit plate, the rear side of the box body is provided with a driving component for driving the second limit plate to rotate, and the inside of the box body is provided with a conveying component for driving the printed part body to move;

[0008] The printing roller and the laminating roller are movably connected above each other with an extrusion roller rotatably connected to the box body, two printing baffles are sleeved on the outer sides of the printing roller and the extrusion roller, and two laminating baffles are sleeved on the outer sides of the laminating roller and the extrusion roller, and the interior of the box body is rotatably connected with a bidirectional screw threadedly connected to the printing baffle and the laminating baffle respectively.

[0009] Furthermore, an observation window is provided on the top of the box, and an ink box corresponding to the position of the printing roller is fixedly connected to the inner top wall of the box.

[0010] Furthermore, a scraper slidably connected to the printing baffle is fixedly connected inside the box, and a heating lamp corresponding to the position of the printed part body is fixedly connected inside the box.

[0011] Furthermore, a fastening bolt threadably connected to the box body is movably connected inside the mounting block, and a knob fixedly connected to the bidirectional screw is installed on the front side of the box body.

[0012] Furthermore, the driving assembly includes a protective frame fixedly connected to the rear side of the box body, the rear sides of the printing roller and the laminating roller are fixedly connected with a transmission sprocket, the outer sides of the two transmission sprockets are equipped with chains, the interior of the protective frame is fixedly connected with a driving motor corresponding to the position of the laminating roller, and the output end of the driving motor is fixedly connected to the transmission sprocket.

[0013] Furthermore, the conveying assembly includes an unwinding drum and a winding drum installed inside the box body, and a pressure roller group and a supply roller located between the winding drum and the laminating roller are installed inside the box body.

[0014] Compared with the prior art, the technical solution of this application has the following beneficial effects:

[0015] The digital printing and laminating machine with a limiting device has a printing baffle and a laminating baffle that can limit the movement of the printed body, so as to prevent the deviation from causing incomplete lamination, thereby achieving the effect of improving the stability of the laminated product and enhancing the practicality of the device; and the printing baffle and the laminating baffle on the front and rear sides can be moved to the side away from or close to each other by rotating the bidirectional screw, so as to adjust the positions of the printing baffle and the laminating baffle according to the size of different printed bodies, thereby improving the applicability of the device and enhancing the practical effect of the device;

[0016] In addition, the printing roller and the laminating roller are easy to install, which makes the maintenance and replacement of the printing roller and the laminating roller convenient; and the entire printing and laminating process is carried out inside the box, which can prevent flying insects or dust from entering, so as to reduce the impact of flying insects and dust on the lamination and improve the lamination quality; the user can observe the lamination condition inside the box through the observation window. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a cross-sectional view of the structure of the utility model;

[0018] Figure 2 It is a side cross-sectional view of the film-coated baffle of the utility model;

[0019] Figure 3 It is a structural schematic diagram of the box body of the utility model.

[0020] In the figure: 1. box body; 2. mounting block; 201. fastening bolt; 3. first limit plate; 4. second limit plate; 5. positioning rod; 6. printing roller; 7. laminating roller; 8. squeezing roller; 9. bidirectional screw; 10. knob; 11. printing baffle; 12. laminating baffle; 13. ink cartridge; 14. scraper; 15. unwinding drum; 16. printing piece body; 17. heating lamp; 18. pressure roller group; 19. supply roller; 20. winding drum; 21. observation window; 22. protection frame; 23. driving motor; 24. transmission sprocket; 25. chain. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] See also Figures 1 to 3 In this embodiment, a digital printing and laminating machine with a limiting device includes a box body 1 and a printing piece body 16, and a laminating processing mechanism is arranged inside the box body 1.

[0023] In this embodiment, the laminating processing mechanism includes a printing roller 6 and a laminating roller 7 movably connected to the inside of the box body 1, and the front and rear ends of the printing roller 6 and the laminating roller 7 are movably connected with the first limit plate 3 and the second limit plate 4, and the opposite sides of the first limit plate 3 and the second limit plate 4 are fixedly connected with a positioning rod 5, which is convenient for inserting the positioning rod 5 into the inside of the printing roller 6 or the laminating roller 7 to realize the positioning installation of the printing roller 6 or the laminating roller 7, and make the printing roller 6 or the laminating roller 7 rotate with the rotation of the first limit plate 3 and the second limit plate 4.

[0024] Among them, a mounting block 2 rotatably connected to the first limit plate 3 is installed on the front of the box body 1, and a fastening bolt 201 threadedly connected to the box body 1 is movably connected inside the mounting block 2, so that the mounting block 2 can be conveniently fixed to the front of the box body 1 using the fastening bolt 201.

[0025] In this embodiment, a driving assembly for driving the second limit plate 4 to rotate is provided on the rear side of the box body 1, and the driving assembly includes a protective frame 22 fixedly connected to the rear side of the box body 1, and the rear sides of the printing roller 6 and the laminating roller 7 are fixedly connected to a transmission sprocket 24, and the outer sides of the two transmission sprockets 24 are provided with a chain 25. The interior of the protective frame 22 is fixedly connected to a driving motor 23 corresponding to the position of the laminating roller 7, and the output end of the driving motor 23 is fixedly connected to the transmission sprocket 24, so that the chain transmission structure is used to make the two second limit plates 4 rotate synchronously, and then the printing roller 6 or the laminating roller 7 rotate synchronously.

[0026] Among them, the inner top wall of the box body 1 is fixedly connected with an ink box 13 corresponding to the position of the printing roller 6, so that the ink in the ink box 13 can be easily dipped by the rotation of the printing roller 6. The interior of the box body 1 is fixedly connected with a scraper 14 slidingly connected to the printing baffle 11, so that the scraper 14 can be used to scrape off excess ink on the printing roller 6. The interior of the box body 1 is fixedly connected with a heating lamp 17 corresponding to the position of the printed part body 16, so that the heating lamp 17 can be used to increase the drying speed of the ink on the printed part body 16.

[0027] In this embodiment, a conveying assembly for driving the printed part body 16 to move is disposed inside the box body 1; the conveying assembly includes an unwinding drum 15 and a winding drum 20 installed inside the box body 1, and a pressure roller group 18 and a supply roller 19 are installed inside the box body 1 between the winding drum 20 and the laminating roller 7, so that the printed part body 16 can move toward the winding drum 20 via the unwinding drum 15, the printing roller 6, the laminating roller 7, the pressure roller group 18 and the supply roller 19, and the pressure roller group 18 can cooperate with the supply roller 19 to squeeze out the bubbles generated after lamination, so as to improve the qualified rate of the products after lamination.

[0028] Among them, an observation window 21 is set on the top of the box body 1, which is convenient for observing the lamination situation inside the box body 1 through the observation window 21. The top of the printing roller 6 and the laminating roller 7 are movably connected with an extrusion roller 8 that is rotatably connected to the box body 1. During the movement of the printing part body 16, the printing roller 6 and the laminating roller 7 can cooperate with the extrusion roller 8 to ensure the printing and laminating quality.

[0029] In this embodiment, two printing baffles 11 are sleeved on the outer sides of the printing roller 6 and the squeezing roller 8, and two laminating baffles 12 are sleeved on the outer sides of the laminating roller 7 and the squeezing roller 8. The printing baffles 11 and the laminating baffles 12 are conveniently used to limit the movement of the printed part body 16 to prevent deviation, thereby improving the stability of the laminated product.

[0030] Among them, the inside of the box body 1 is rotatably connected with a bidirectional screw 9 which is threadedly connected to the printing baffle 11 and the laminating baffle 12 respectively, and the front of the box body 1 is equipped with a knob 10 which is fixedly connected to the bidirectional screw 9. The bidirectional screw 9 can be driven to rotate by operating the knob 10, so as to adjust the positions of the printing baffle 11 and the laminating baffle 12 according to the size of different printed parts 16.

[0031] The beneficial effects of the above embodiments are:

[0032] The digital printing and laminating machine with a limiting device is provided with a printing baffle 11 and a laminating baffle 12 which can limit the movement of the printed body 16, so as to prevent the deviation from causing incomplete lamination, thereby achieving the effect of improving the stability of the laminating product and enhancing the practicality of the device; and by rotating the bidirectional screw 9, the printing baffle 11 and the laminating baffle 12 on the front and rear sides can be moved to the side away from or close to each other, so as to adjust the positions of the printing baffle 11 and the laminating baffle 12 according to the size of different printed body 16, thereby improving the applicability of the device and enhancing the practical effect of the device;

[0033] In addition, the installation method of the printing roller 6 and the laminating roller 7 is simple, which makes the maintenance and replacement of the printing roller 6 and the laminating roller 7 convenient; and the entire printing and laminating process is carried out inside the box 1, which can prevent flying insects or dust from entering, so as to reduce the impact of flying insects and dust on the lamination and improve the lamination quality; the user can observe the lamination condition inside the box 1 through the observation window 21.

[0034] The working principle of the above embodiment is:

[0035] When the digital printing and laminating machine with a limiting device is used, the printed part body 16 can move toward the winding drum 20 via the unwinding drum 15, the printing roller 6, the laminating roller 7, the pressure roller group 18 and the supply roller 19. During this process, the driving motor 23 can be operated to drive the transmission sprocket 24 to rotate, so that the chain transmission structure of the transmission sprocket 24 and the chain 25 can be used to make the two second limiting plates 4 rotate synchronously, and then the printing roller 6 or the laminating roller 7 rotate synchronously;

[0036] The printing roller 6 rotates to dip the ink in the ink box 13 and apply the ink to the printing body 16, and the scraper 14 can scrape off the excess ink on the printing roller 6, and the operation of the heating lamp 17 can increase the drying speed of the ink on the printing body 16; in addition, the rotation of the laminating roller 7 can make the film body fit on the printing body 16 coated with ink, and the laminating quality can be maintained by the extrusion roller 8 on the laminating roller 7; as the printing body 16 continues to move, the pressure roller group 18 can cooperate with the supply roller 19 to squeeze out the bubbles generated during the laminating process, so as to improve the qualified rate of the products after lamination;

[0037] During the movement of the printing body 16, the printing baffle 11 and the laminating baffle 12 can limit the movement of the printing body 16 to prevent the printing body 16 from being offset, thereby improving the stability of the laminated product. The bidirectional screw 9 can be driven to rotate by operating the knob 10. The printing baffle 11 and the laminating baffle 12 can move toward the closer or farther side as the bidirectional screw 9 rotates, so that the position of the printing baffle 11 and the laminating baffle 12 can be adjusted according to the size of the different printing bodies 16 during use.

[0038] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the sentence "comprise a ..." do not exclude the existence of other identical elements in the process, method, article or device including the elements.

[0039] 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 digital printing laminating machine with a limiting device, comprising a housing (1) and a printing body (16), characterized in that: A film coating processing mechanism is arranged inside the box (1); The laminating processing mechanism comprises a printing roller (6) and a laminating roller (7) movably connected to the inside of the box (1); the front and rear ends of the printing roller (6) and the laminating roller (7) are movably connected to a first limit plate (3) and a second limit plate (4); the first limit plate (3) and the second limit plate (4) are fixedly connected to a positioning rod (5) on the opposite side; a mounting block (2) rotatably connected to the first limit plate (3) is installed on the front of the box (1); a driving component for driving the second limit plate (4) to rotate is arranged on the rear side of the box (1); and a conveying component for driving the printed part body (16) to move is arranged inside the box (1); The printing roller (6) and the laminating roller (7) are movably connected to an extrusion roller (8) rotatably connected to the box body (1); the outer sides of the printing roller (6) and the extrusion roller (8) are sleeved with two printing baffles (11); the outer sides of the laminating roller (7) and the extrusion roller (8) are sleeved with two laminating baffles (12); the interior of the box body (1) is rotatably connected to a bidirectional screw (9) threadedly connected to the printing baffle (11) and the laminating baffle (12), respectively.

2. A digital printing and laminating machine with a limiting device according to claim 1, characterized in that: The top of the box body (1) is provided with an observation window (21), and the inner top wall of the box body (1) is fixedly connected with an ink box (13) corresponding to the position of the printing roller (6).

3. The digital printing laminating machine with a limiting device according to claim 1, characterized in that: A scraper (14) slidably connected to the printing baffle (11) is fixedly connected inside the box (1), and a heating lamp (17) corresponding to the position of the printed body (16) is fixedly connected inside the box (1).

4. The digital printing laminating machine with a limiting device according to claim 1, characterized in that: The mounting block (2) is internally movably connected with a fastening bolt (201) threadedly connected to the box body (1), and the front surface of the box body (1) is provided with a knob (10) fixedly connected to the bidirectional screw rod (9).

5. The digital printing laminating machine with a limiting device according to claim 1, characterized in that: The driving assembly comprises a protective frame (22) fixedly connected to the rear side of the box body (1); the rear sides of the printing roller (6) and the laminating roller (7) are fixedly connected to a transmission sprocket (24); the outer sides of the two transmission sprockets (24) are sleeved with chains (25); the interior of the protective frame (22) is fixedly connected to a driving motor (23) corresponding to the position of the laminating roller (7); and the output end of the driving motor (23) is fixedly connected to the driving sprocket (24).

6. The digital printing laminating machine with a limiting device according to claim 1, characterized in that: The conveying assembly comprises an unwinding drum (15) and a winding drum (20) installed inside the box body (1), and a pressure roller group (18) and a supply roller (19) located between the winding drum (20) and the coating roller (7) are installed inside the box body (1).

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