Air bubble film printing machine with electrostatic ink absorption mechanism

By introducing an electrostatic ink-absorbing mechanism into a bubble wrap printing machine, the uniform transfer of ink is achieved using electrostatic pressure rollers and conductive brushes, and excess ink is removed by a scraper, thus solving the problem of uneven ink adhesion in the printing machine and improving printing quality and stability.

CN223735631UActive Publication Date: 2025-12-30DALIAN HUANHAI NEW MATERIAL TECHNOLOGY CO LTD
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Patent Information

Application Number
CN202423311445.X
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-12-31
Publication Date
2025-12-30
Estimated Expiration
2034-12-31

AI Technical Summary

Technical Problem

During the printing process, the friction between the ink and the paper generates electrical charges, resulting in poor ink adhesion and white spots.

Method used

An electrostatic ink-attracting mechanism is adopted, including an electrostatic pressure roller, a conductive brush, and a high-voltage generator. The ink is evenly transferred onto the bubble film through electrostatic adsorption, and excess ink is removed with the assistance of a scraper.

Benefits of technology

It improves the adhesion of ink to bubble wrap, solves the problem of uneven ink adhesion on printing presses, and enhances the stability and printing quality of printing presses.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses an air bubble film printing machine with an electrostatic ink absorption mechanism, and particularly relates to the technical field of air bubble film printing machines, the air bubble film printing machine comprises a rack, an ink box and a gravure cylinder, the ink box is arranged in the rack, the gravure cylinder is arranged above the ink box, and an electrostatic adsorption assembly is arranged at the top end in the rack. The electrostatic pressure roller and the conductive brush are arranged, the high-voltage generator is in contact with the conductive brush, and the conductive brush is arranged on the inner side of the rack and is in contact with the surface of the top end of the electrostatic pressure roller under the assistance of the positioning frame. And the electrostatic pressure roller is isolated by the bubble film and is matched with the gravure cylinder, so that ink in the ink box can be pulled out in an auxiliary manner, an electrostatic ink absorption effect is formed, the ink is assisted to be stably attached to the surface of the gravure cylinder, and the stability of the bubble film printing machine during use is enhanced.
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Description

TECHNICAL FIELD

[0001] The utility model relates to bubble film printing machine technical field, concretely is a bubble film printing machine with static ink absorption mechanism. BACKGROUND

[0002] Bubble film has multiple purposes, mainly including packaging protection, shockproof, moistureproof, waterproof and environmental protection function, bubble film is often used for packaging fragile articles, such as cup, remote controller etc., can effectively prevent the article from being damaged in the transportation process, simultaneously, bubble film has good shock attenuation, impact resistance and waterproof function, can protect the article from the influence of vibration and humidity, and the device is bubble film printing machine, which is used for assisting printing processing to bubble film;

[0003] When bubble film printing machine is in use, ink is transferred to the surface of bubble film by printing roller, when printing processing is carried out in this way, in the gravure process, due to the friction between paper and printing machine paper roller, ink, a certain positive charge or negative charge is generated on its surface, because of the principle of repulsion between same sex, part of ink cannot be well transferred to the printing material, thereby appearing the white spot phenomenon;

[0004] Therefore, a bubble film printing machine with static ink absorption mechanism is needed to solve the above problems. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a bubble film printing machine with static ink absorption mechanism to solve the problem of poor effect of ink adhesion printing roller of bubble film printing machine in the background art.

[0006] To achieve the above object, the utility model provides the following technical scheme: a bubble film printing machine with static ink absorption mechanism, including frame, ink tank and gravure cylinder, the inside of frame is provided with ink tank, the top of ink tank is provided with gravure cylinder, the front end of gravure cylinder is installed with first motor, both sides of frame are provided with through slot, the top of inside of frame is provided with static adsorption assembly, static adsorption assembly includes static pressure roller, second motor, positioning stand and conducting brush, the top of gravure cylinder is provided with static pressure roller, the front end of static pressure roller is installed with second motor, the top of right side in the inside of frame is installed with positioning stand, the left side of positioning stand is installed with conducting brush.

[0007] As a further technical scheme of the utility model, both sides of the inside of frame are installed with static eliminator, the lower side of static eliminator is provided with guide roller.

[0008] As a further technical scheme of the utility model, the bottom end of the inside of the frame is equipped with a lifting platform, the central position of the top end of the lifting platform is equipped with a mounting groove, the inside of the mounting groove is equipped with a hydraulic rod, and the top end of the hydraulic rod is fixedly connected with the bottom end of the ink tank.

[0009] As a further technical scheme of the utility model, the surface of the top end of the frame is equipped with a guide groove, the bottom end of the ink tank is equipped with a guide rod, and the bottom end of the guide rod extends to the inside of the guide groove.

[0010] As a further technical scheme of the utility model, the bottom end of the guide rod is equipped with four groups at the bottom end of the ink tank, and the four groups of guide rods are symmetrically distributed.

[0011] As a further technical scheme of the utility model, the bottom end of the inside of the through groove is equipped with an adjusting platform, the right side of the adjusting platform is equipped with a storage groove, the inside of the storage groove is movably equipped with an adjusting plate, the surface of the top end of the adjusting plate is equipped with a connecting hole, the surface of the top end of the adjusting platform is equipped with a sliding groove, the inside of the sliding groove is equipped with a connecting bolt, the bottom end of the connecting bolt extends to the inside of the connecting hole, and the right side of the adjusting plate is equipped with a scraper.

[0012] As a further technical scheme of the utility model, the surface of the sliding groove is equipped with two groups at the surface of the top end of the adjusting platform, and the two groups of sliding grooves are symmetrically distributed.

[0013] As a further technical scheme of the utility model, the surface of the connecting bolt is equipped with external threads, and the inside of the connecting hole is equipped with internal threads.

[0014] Compared with the prior art, the utility model has the beneficial effects that: through the setting of the electrostatic pressure roller and the conductive brush, the high-voltage generator contacts the conductive brush, the conductive brush is installed on the inside of the frame under the assistance of the positioning frame, contacts the surface of the top end of the electrostatic pressure roller, and when in use, the electric field generated by the high-voltage generator is given to the surface of the electrostatic pressure roller, and the electrostatic pressure roller cooperates with the intaglio cylinder through the isolation of the bubble film, so that the ink in the ink tank can be pushed out, the effect of electrostatic ink absorption is formed, the ink is stably attached to the surface of the intaglio cylinder, and the stability of the bubble film printing machine during use is strengthened.

[0015] Through the setting of the hydraulic rod, the hydraulic rod is located at the bottom position of the ink tank, and when in use, the hydraulic rod can drive the ink tank to be lifted and adjusted, the use position of the ink tank can be adjusted, and the lifting and adjusting function of the ink tank position of the bubble film printing machine is realized.

[0016] By setting the scraper, the connecting bolt is slightly twisted to loosen, and then slides along the sliding groove, the bottom side of the connecting bolt enters the connecting hole on the surface of the adjusting plate, and is connected with the connecting hole through threads, with the sliding of the connecting bolt, the adjusting plate is pushed to slide, and the scraper at the front end is driven to adjust the position, in use, the scraper can be adjusted to contact the surface of the gravure cylinder, and the scraper can assist in ink scraping treatment on the surface of the gravure cylinder, so that the ink scraping function of the air bubble film printing machine in use is realized. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is a front view sectional structure schematic view of the utility model;

[0018] Figure 2 It is a side view structure schematic view of the utility model;

[0019] Figure 3 It is a front view sectional structure schematic view of the utility model's lifting platform;

[0020] Figure 4 It is a Figure 1 It is a local enlarged structure schematic view of A place in the middle.

[0021] In the drawing: 1, rack; 2, ink tank; 3, gravure cylinder; 4, first motor; 5, through slot; 6, electrostatic pressure roller; 7, second motor; 8, positioning frame; 9, conductive brush; 10, static eliminator; 11, guide roller; 12, lifting platform; 13, mounting groove; 14, hydraulic rod; 15, guide groove; 16, guide rod; 17, adjusting platform; 18, storage groove; 19, adjusting plate; 20, connecting hole; 21, sliding groove; 22, connecting bolt; 23, scraper. DETAILED DESCRIPTION

[0022] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0023] Please refer to Figures 1-4The utility model provides an embodiment: a bubble film printing machine with static ink absorption mechanism, including frame 1, ink tank 2 and gravure cylinder 3, the inside of frame 1 is provided with ink tank 2, the top of ink tank 2 is provided with gravure cylinder 3, the front end of gravure cylinder 3 is installed with first motor 4, the both sides of frame 1 are provided with through slot 5, the top inside frame 1 is provided with static adsorption subassembly, and static adsorption subassembly includes static pressure roller 6, second motor 7, positioning stand 8 and conducting brush 9, the top of gravure cylinder 3 is provided with static pressure roller 6, the front end of static pressure roller 6 is installed with second motor 7, the top inside right side of frame 1 is installed with positioning stand 8, and the left side of positioning stand 8 is installed with conducting brush 9, and the both sides inside frame 1 are installed with static eliminator 10, and the bottom of static eliminator 10 is provided with guide roller 11;

[0024] Specifically, as shown in Figure 1 , in use, in the gravure process, due to the friction of bubble film and guide roller 11, ink, a certain positive charge or negative charge is generated on its surface, static ink absorption is through the output of a high-voltage low-current of high-voltage generator, and the surface layer of static pressure roller 6 with a certain conductive medium, static pressure roller 6 is charged with positive or negative, so that static pressure roller 6 and the contact surface of bubble film, film and gravure cylinder 3 establish a high-voltage static zone, under the action of static electricity, the ink particles in the surface cell of gravure cylinder 3 will be completely and uniformly transferred to the printing material;

[0025] The bottom end inside frame 1 is installed with lifting platform 12, the central position of the top end of lifting platform 12 is provided with mounting groove 13, the inside of mounting groove 13 is installed with hydraulic rod 14, the top end of hydraulic rod 14 is fixedly connected with the bottom end of ink tank 2, the surface of the top end of frame 1 is provided with guide groove 15, the bottom end of ink tank 2 is installed with guide rod 16, the bottom end of guide rod 16 extends to the inside of guide groove 15, four groups of guide rods 16 are symmetrically distributed on the bottom end of ink tank 2;

[0026] Specifically, as shown in Figure 1 and Figure 3 , in use, start hydraulic rod 14, drive ink tank 2 to move up and down on the inside of frame 1, adjust the height position, the bottom side guide rod 16 can slide along guide groove 15 during the movement of ink tank 2, and the stability of ink tank 2 during movement is assisted to increase;

[0027] The bottom end of the inner side of the through groove 5 is provided with an adjusting table 17, the right side of the adjusting table 17 is provided with a receiving groove 18, the inner side of the receiving groove 18 is movably provided with an adjusting plate 19, the surface of the top end of the adjusting plate 19 is provided with a connecting hole 20, the surface of the top end of the adjusting table 17 is provided with a sliding groove 21, the sliding groove 21 is provided with two groups on the surface of the top end of the adjusting table 17, the two groups of sliding grooves 21 are symmetrically distributed, the inner side of the sliding groove 21 is provided with a connecting bolt 22, the bottom end of the connecting bolt 22 extends to the inner side of the connecting hole 20, the right side of the adjusting plate 19 is provided with a scraper 23, the surface of the connecting bolt 22 is provided with external threads, and the inside of the connecting hole 20 is provided with internal threads;

[0028] Specifically, as shown in Figure 1 and Figure 4 , in use, the connecting bolt 22 is slightly loosened, then the adjusting plate 19 and the scraper 23 at the front end can be driven to move in position along the sliding groove 21, and the scraper 23 can be driven to contact the surface of the gravure cylinder 3 to assist in ink scraping when the gravure cylinder 3 rotates and contacts the scraper 23.

[0029] Working principle: in use, the bubble film enters the inner side of the rack 1 along the through groove 5, and under the assistance of the guide roller 11, enters the position between the gravure cylinder 3 and the electrostatic pressure roller 6, and is sent out along the through groove 5 at the tail end. In the process of gravure printing, due to the friction between the bubble film and the guide roller 11 and the ink, a certain positive charge or negative charge is generated on the surface of the bubble film. A high-voltage low-current output by a high-voltage generator is transmitted to the surface layer of the electrostatic pressure roller 6 with a certain conductive medium, so that the electrostatic pressure roller 6 is charged positively or negatively. A high-voltage electrostatic zone is established between the electrostatic pressure roller 6 and the surface of the gravure cylinder 3. Under the action of static electricity, the ink particles in the cells on the surface of the gravure cylinder 3 are completely and uniformly transferred to the bubble film, and the printing of the bubble film is completed. The scraper 23 at the front end contacts the outer side of the gravure cylinder 3, and when the rotating gravure cylinder 3 contacts the scraper 23, the scraper 23 can assist in ink scraping. If the hydraulic rod 14 is started, the ink tank 2 can be driven to move up and down to assist the internal ink to contact the gravure cylinder 3.

[0030] It is apparent for those skilled in the art that the present application is not limited to the details of the above exemplary embodiments, but rather can be implemented in other concrete forms without departing from the spirit or essential characteristics of the present application. Therefore, the embodiments should be considered exemplary and non-limiting, and the scope of the present application is defined by the appended claims rather than the above description, and all changes falling within the meaning and range of equivalent elements of the claims are intended to be embraced in the present application. Any reference signs in the claims should not be considered as limiting the claims involved.

Claims

1. A bubble film printer with static ink-absorbing mechanism, comprising a frame (1), an ink tank (2) and a gravure cylinder (3), characterized in that: The inside of the rack (1) is provided with an ink tank (2), the upper side of the ink tank (2) is provided with a gravure cylinder (3), the front end of the gravure cylinder (3) is provided with a first motor (4), both sides of the rack (1) are provided with a through slot (5), and the top end of the inside of the rack (1) is provided with an electrostatic adsorption assembly. The electrostatic adsorption assembly comprises an electrostatic pressure roller (6), a second motor (7), a positioning frame (8) and a conductive brush (9), the upper side of the gravure cylinder (3) is provided with an electrostatic pressure roller (6), the front end of the electrostatic pressure roller (6) is provided with a second motor (7), the top end of the right side of the inside of the rack (1) is provided with a positioning frame (8), and the left side of the positioning frame (8) is provided with a conductive brush (9).

2. A bubble film printer with static ink-attracting mechanism according to claim 1, characterized in that: Both sides of the inside of the rack (1) are provided with an electrostatic eliminator (10), and the lower side of the electrostatic eliminator (10) is provided with a guide roller (11).

3. A bubble film printer with static ink-attracting mechanism according to claim 1, characterized in that: The bottom end of the inside of the rack (1) is provided with a lifting platform (12), the top end of the lifting platform (12) is provided with a mounting groove (13), the inside of the mounting groove (13) is provided with a hydraulic rod (14), and the top end of the hydraulic rod (14) is fixedly connected with the bottom end of the ink tank (2).

4. The bubble film printer with static ink-absorbing mechanism according to claim 1, characterized in that: The surface of the top end of the rack (1) is provided with a guide groove (15), the bottom end of the ink tank (2) is provided with a guide rod (16), and the bottom end of the guide rod (16) extends into the inside of the guide groove (15).

5. A bubble film printer having a static ink-attracting mechanism according to claim 4, characterized in that: Four groups of the guide rod (16) are arranged on the bottom end of the ink tank (2) and are symmetrically distributed.

6. A bubble film printer with static ink-attracting mechanism according to claim 1, characterized in that: The bottom end of the inside of the through slot (5) is provided with an adjusting table (17), the right side of the adjusting table (17) is provided with a receiving groove (18), the inside of the receiving groove (18) is movably provided with an adjusting plate (19), the surface of the top end of the adjusting plate (19) is provided with a connecting hole (20), the surface of the top end of the adjusting table (17) is provided with a sliding groove (21), the inside of the sliding groove (21) is provided with a connecting bolt (22), the bottom end of the connecting bolt (22) extends into the inside of the connecting hole (20), and the right side of the adjusting plate (19) is provided with a scraper (23).

7. A bubble film printer having a static ink-attracting mechanism according to claim 6, characterized in that: Two groups of the sliding groove (21) are arranged on the surface of the top end of the adjusting table (17) and are symmetrically distributed.

8. A bubble film printer having a static ink-attracting mechanism according to claim 6, characterized by: The surface of the connecting bolt (22) is provided with external threads, and the inside of the connecting hole (20) is provided with internal threads.