Embossing roller for packaging bag printing

By using a combination of flattening rollers and antistatic scrapers in the packaging bag printing process, the problem of reduced printing quality and wrinkles caused by dust on the packaging bag surface is solved, achieving efficient dust cleaning and flattening effects.

CN224145592UActive Publication Date: 2026-04-21YANGGU XINGYUAN COLOR PRINTING PACKAGING CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
YANGGU XINGYUAN COLOR PRINTING PACKAGING CO LTD
Filing Date
2025-06-11
Publication Date
2026-04-21

AI Technical Summary

Technical Problem

Existing packaging bags suffer from reduced printing quality due to surface dust during printing, and the lack of a flattening structure makes them prone to wrinkles, affecting the printing effect.

Method used

An embossing roller for printing on packaging bags has been designed, equipped with a flattening structure and a cleaning structure, including a flattening roller, an antistatic scraper, and a collection box, to improve print quality by adjusting the spacing of the flattening roller and scraping off dust.

Benefits of technology

It effectively removes dust from the surface of packaging bags, prevents wrinkles, improves printing quality and adaptability, and is suitable for packaging bags of different thicknesses.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to the technical field of packaging bag printing, in particular to an embossing roller for packaging bag printing, which comprises a packaging bag printing machine, a flattening structure and a cleaning structure, a fixed frame is slidably connected with a slider, the fixed frame is rotatably connected with a threaded rod II, the threaded rod II is in threaded connection with the slider, and the slider is in threaded connection with the fixed frame. The front side of the fixing frame is in threaded connection with a first threaded rod, the left end and the right end of a rotating shaft are rotationally connected with sliding blocks, the rotating shaft is fixedly connected with a flattening roller, the left end and the right end of the top of the platform are fixedly connected with supports, and anti-static scraping plates are arranged on the tops of the supports. The flattening structure is arranged, the packaging bag can be flattened, wrinkling when dust on the surface of the packaging bag is scraped is prevented, the height of the flattening roller can be adjusted, and use is convenient. The anti-static scraping plate and the collecting box are arranged, the anti-static scraping plate is used for scraping dust on the surface of the packaging bag, and the scraped dust falls into the collecting box.
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Description

Technical Field

[0001] This utility model belongs to the field of packaging bag printing technology, and specifically relates to an embossing roller for packaging bag printing. Background Technology

[0002] Packaging bags are bags used to package various goods, facilitating transportation and storage during production and distribution. They are widely used in daily life and industrial production. Actual figures show that 80% of used plastic bags end up in landfills like regular waste, with only 7% being recycled.

[0003] However, existing packaging bags do not have a cleaning structure. During printing, dust on the surface of the packaging bags leads to a decrease in printing quality. Furthermore, existing packaging bags do not have a flattening structure. Manual cleaning of the packaging bag surface may cause wrinkles, resulting in a decrease in printing quality. Therefore, there is an urgent need for an embossing roller for packaging bag printing to solve the above problems. Utility Model Content

[0004] In order to overcome the above-mentioned technical problems, the purpose of this utility model is to provide an embossing roller for printing on packaging bags, so as to solve the problems mentioned in the background art that the existing packaging bags do not have a cleaning structure, and the printing quality is reduced due to dust on the surface of the packaging bags during printing. In addition, the existing packaging bags do not have a flattening structure, and manual cleaning of the surface of the packaging bags may cause wrinkles on the surface of the packaging bags, resulting in a decrease in printing quality.

[0005] To achieve the above objectives, this utility model provides the following technical solution: an embossing roller for printing on packaging bags, comprising a packaging bag printing machine, a flattening structure, and a cleaning structure. The flattening structure includes a fixed frame and a rotating shaft. Two fixed frames are provided. The fixed frame is slidably connected to a slider. The fixed frame is rotatably connected to a threaded rod two. The threaded rod two is threadedly connected to the slider. The front side of the fixed frame is threadedly connected to a threaded rod one. The left and right ends of the rotating shaft are rotatably connected to sliders. The flattening roller is fixedly connected to the rotating shaft. The cleaning structure includes a platform. The left and right ends of the top of the platform are fixedly connected to brackets. The top of the brackets is fixedly connected to a fixed plate. The bottom rear end of the fixed plate is fixedly connected to an antistatic scraper. The two flattening rollers are located at the top of the front end of the packaging bag printing machine, and the antistatic scraper is located between the two flattening rollers.

[0006] Preferably, the flattening structure includes a support leg, and there are two support legs. The top of the support leg is fixedly connected to the base by two fixing bolts, and the top of the base is fixedly connected to the fixing frame.

[0007] Preferably, the top of the threaded rod 2 is provided with a handle, the front side of the threaded rod 1 is provided with a handle, and the rear side of the threaded rod 1 is provided with a rubber head.

[0008] Preferably, the scale is fixedly connected to the side of the fixed frame away from the center.

[0009] Preferably, the left and right ends of the bottom of the platform are fixedly connected to support legs two.

[0010] Preferably, the top of the platform has grooves at both the left and right ends, and a collection box is slidably connected within the grooves of the platform.

[0011] Preferably, the antistatic scraper is a V-shaped plate, and the collection box is located at the bottom of the left and right ends of the antistatic scraper.

[0012] Compared with the prior art, the beneficial effects of this utility model are:

[0013] 1. This embossing roller for printing on packaging bags is equipped with a flattening structure. The packaging bag is passed through the bottom of two flattening rollers. The distance between the flattening rollers and the packaging bag printing machine can be adjusted according to the thickness of the packaging bag. Rotating the handle of the second threaded rod causes the second threaded rod to rotate, moving it upwards and causing the slider to move upwards. The distance the slider rises can be observed using a scale and can be precisely adjusted. Rotating the handle of the first threaded rod causes it to rotate, moving it backwards. The rubber head at the rear end of the first threaded rod abuts against the outer wall of the slider, fixing its position. The flattening structure flattens the packaging bag, preventing wrinkles when scraping dust off the bag surface. The height of the flattening rollers can also be adjusted to accommodate packaging bags of different heights, improving applicability and ease of use.

[0014] 2. The embossing roller for printing on packaging bags is equipped with an antistatic scraper and a collection box. The antistatic scraper removes dust from the surface of the packaging bag. The scraped dust moves to the left and right ends through the inclined surface of the antistatic scraper and falls into the collection box. The dust in the collection box can be cleaned by removing the collection box. Attached Figure Description

[0015] Figure 1 This is a front perspective view of the present utility model;

[0016] Figure 2 This is a schematic diagram of the exploded structure of this utility model;

[0017] Figure 3 This is a schematic diagram of the exploded structure of the flattening structure of this utility model;

[0018] Figure 4 This is a schematic diagram of the exploded structure of the flattening structure of this utility model;

[0019] Figure 5 This is a schematic diagram of the explosion structure of the cleaning structure of this utility model.

[0020] In the diagram: 1. Packaging bag printing machine; 2. Flattening structure; 21. Support leg one; 22. Base; 23. Fixing frame; 24. Slider; 25. Threaded rod one; 26. Threaded rod two; 27. Scale; 28. Rotating shaft; 29. ​​Flattening roller; 3. Cleaning structure; 31. Support leg two; 32. Platform; 33. Bracket; 34. Fixing plate; 35. Antistatic scraper; 36. Collection box. Detailed Implementation

[0021] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0022] Please see Figure 1-5 This utility model provides an embodiment of an embossing roller for printing on packaging bags, comprising a packaging bag printing machine 1, a flattening structure 2, and a cleaning structure 3. The flattening structure 2 includes a fixed frame 23 and a rotating shaft 28. Two fixed frames 23 are provided, each slidably connected to a slider 24 and rotatably connected to a threaded rod 26. The threaded rod 26 is threadedly connected to the slider 24. A threaded rod 25 is threadedly connected to the front side of the fixed frame 23. Both ends of the rotating shaft 28 are rotatably connected to the slider 24. A handle rotates the threaded rod 26. Rotating the threaded rod 26 causes it to move upward, which in turn causes the slider 24 to move upward. A flattening roller 29 is fixedly connected to the rotating shaft 28. The cleaning structure 3 includes a platform 32. Supports 33 are fixedly connected to both the left and right ends of the top of the platform 32. A fixed plate 34 is fixedly connected to the top of the support 33. An antistatic scraper 35 is fixedly connected to the bottom rear end of the fixed plate 34. The two flattening rollers 29 are located at the top of the front end of the packaging bag printing machine 1, and the antistatic scraper 35 is located between the two flattening rollers 29.

[0023] Furthermore, the flattening structure 2 includes two support legs 21. The top of the support legs 21 is fixedly connected to the base 22 by two fixing bolts, and the top of the base 22 is fixedly connected to the fixing frame 23.

[0024] Furthermore, a handle is provided at the top of the threaded rod 26, a handle is provided at the front of the threaded rod 25, and a rubber head is provided at the rear of the threaded rod 25. Rotating the handle of the threaded rod 25 causes the threaded rod 25 to rotate and move backward, so that the rubber head at the rear end of the threaded rod 25 abuts against the outer wall of the slider 24, thereby fixing the position of the slider 24.

[0025] Furthermore, a scale 27 is fixedly connected to the side of the fixed frame 23 away from the middle, and the distance the slider 24 rises can be observed through the scale 27.

[0026] Furthermore, support legs 31 are fixedly connected to both the left and right ends of the bottom of platform 32.

[0027] Furthermore, grooves are provided at both the left and right ends of the top of the platform 32, and the collection box 36 is slidably connected in the grooves of the platform 32. The dust inside the collection box 36 can be cleaned by pulling out the collection box 36.

[0028] Furthermore, the antistatic scraper 35 is a V-shaped plate, and the collection box 36 is located at the bottom of the left and right ends of the antistatic scraper 35. The antistatic scraper 35 is made of antistatic polyurethane with a surface resistivity of ≤10^8Ω / sq, which effectively suppresses the generation of static electricity, thereby ensuring effective cleaning of dust. The scraped dust moves to the left and right ends through the inclined surface of the antistatic scraper 35 and falls into the collection box 36.

[0029] Working principle:

[0030] In use, the packaging bag is passed through the bottom of the two flattening rollers 29. The distance between the flattening rollers 29 and the packaging bag printing machine 1 can be adjusted according to the thickness of the packaging bag. Rotating the handle of the threaded rod 26 causes it to rotate, moving it upwards and thus moving the slider 24 upwards. The distance the slider 24 rises can be observed using the scale 27, allowing for precise adjustment. Rotating the handle of the threaded rod 25 causes it to rotate and move backwards, moving the threaded rod 25 backwards. 5. The rubber head at the rear end abuts against the outer wall of the slider 24, so that the threaded rod 25 fixes the position of the slider 24. The flattening structure 2 can flatten the packaging bag to prevent wrinkles when scraping the dust on the surface of the packaging bag. The height of the flattening roller 29 can be adjusted to adapt to packaging bags of different heights, improving applicability and ease of use. The antistatic scraper 35 scrapes the dust off the surface of the packaging bag. The scraped dust moves to the left and right ends through the inclined surface of the antistatic scraper 35 and falls into the collection box 36. The dust in the collection box 36 can be cleaned by pulling out the collection box 36.

[0031] It will be apparent to those skilled in the art that this invention is not limited to the details of the exemplary embodiments described above, and that it can be implemented in other specific forms without departing from the spirit or essential characteristics of this invention. Therefore, the embodiments should be considered illustrative and non-limiting in all respects, and the scope of this invention is defined by the appended claims rather than the foregoing description. Thus, it is intended that all variations falling within the meaning and scope of equivalents of the claims be included within this invention. No reference numerals in the claims should be construed as limiting the scope of the claims.

Claims

1. An embossing roller for packaging bag printing, comprising a packaging bag printing machine (1), a flattening structure (2) and a cleaning structure (3), characterized in that: The flattening structure (2) includes a fixed frame (23) and a rotating shaft (28). Two fixed frames (23) are provided. The fixed frame (23) is slidably connected to a slider (24). The fixed frame (23) is rotatably connected to a threaded rod (26). The threaded rod (26) is threadedly connected to the slider (24). The front side of the fixed frame (23) is threadedly connected to a threaded rod (25). Both ends of the rotating shaft (28) are rotatably connected to the slider (24). The upper fixed connection of the flattening roller (29) is provided. The cleaning structure (3) includes a platform (32). The left and right ends of the top of the platform (32) are fixedly connected to the bracket (33). The top of the bracket (33) is fixedly connected to the fixing plate (34). The bottom rear end of the fixing plate (34) is fixedly connected to the antistatic scraper (35). The two flattening rollers (29) are located at the top of the front end of the packaging bag printing machine (1). The antistatic scraper (35) is located between the two flattening rollers (29).

2. An embossing roller for printing of packaging bags according to claim 1, characterized in that: The flattening structure (2) includes a support leg (21), and there are two support legs (21). The top of the support leg (21) is fixedly connected to the base (22) by two fixing bolts, and the top of the base (22) is fixedly connected to the fixing frame (23).

3. An embossing roller for printing of packaging bags according to claim 1, characterized in that: The top of the threaded rod 2 (26) is provided with a handle, the front side of the threaded rod 1 (25) is provided with a handle, and the rear side of the threaded rod 1 (25) is provided with a rubber head.

4. An embossing roller for printing of packaging bags according to claim 1, characterized in that: The scale (27) is fixedly connected to the side of the fixed frame (23) away from the middle.

5. An embossing roller for printing of packaging bags according to claim 1, characterized in that: The platform (32) has two fixed support legs (31) at its bottom left and right ends.

6. An embossing roller for printing of packaging bags according to claim 1, characterized in that: The platform (32) has grooves at both the left and right ends of its top, and a collection box (36) is slidably connected in the grooves of the platform (32).

7. An embossing roller for printing of packaging bags according to claim 6, characterized in that: The antistatic scraper (35) is a V-shaped plate, and the collection box (36) is located at the bottom of the left and right ends of the antistatic scraper (35).