Color printing device for woven bag processing

By designing adjustment and opening/closing mechanisms in the color printing device, the problem of insufficient drying of woven bags was solved, achieving full drying of woven bags and improving product quality, while also enhancing operational convenience.

CN223890623UActive Publication Date: 2026-02-10GUILIN HONGYA COLOR PRINTING & PACKAGING CO LTD
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Patent Information

Application Number
CN202423168246.8
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-12-23
Publication Date
2026-02-10
Estimated Expiration
2034-12-23

AI Technical Summary

Technical Problem

In existing color printing equipment for woven bag processing, the travel distance of the woven bag during the drying process is too short, resulting in insufficient drying and affecting product quality.

Method used

A color printing device was designed, comprising a drying chamber, rollers, an adjustment mechanism, and an opening and closing mechanism. By adjusting the position and stroke of the rollers, the effective stroke of the woven bags within the drying chamber is ensured. The combination of an elastic telescopic rod and a threaded rod enables stable guidance of the woven bags and adjustment of the drying effect.

Benefits of technology

It improves the drying effect of woven bags, avoids product quality problems caused by insufficient drying, and enhances the convenience and ease of operation of the device.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to the field of woven bag processing, and discloses a woven bag processing color printing device which comprises a box body, a drying box is fixedly connected to the right surface of the box body, a sliding groove is formed in the rear side face of the inner wall of the drying box, an opening and closing mechanism is arranged on the lower surface of the front end of the drying box, and an adjusting mechanism is arranged on the inner wall of the drying box. The adjusting mechanism comprises a driving assembly and a moving assembly, the moving assembly comprises a round rod, the round rod slides on the inner wall of the drying box, the front surface of the round rod is rotatably connected with a first roller, the outer wall of the round rod is slidably connected with an elastic telescopic rod, and the inner wall of the left end of the elastic telescopic rod is rotatably connected with a second roller. According to the woven bag drying device, a woven bag entering the drying box can be guided through the first roller and the second roller, the stroke of the woven bag in the drying box can be adjusted through cooperation of the threaded rod, the sliding block, the elastic telescopic rod, the rotating rod and the round rod, and the situation that the product quality is reduced due to insufficient drying is avoided.
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Description

Technical Field

[0001] This utility model relates to the field of woven bag processing, and in particular to a color printing device for woven bag processing. Background Technology

[0002] Color printing, also known as color printing, involves printing multiple times on the same surface using different colored plates to achieve a color image effect. It is a technology that uses processes such as plate making, inking, and pressing to transfer ink to the surface of materials such as paper, textiles, and leather, thereby mass-producing the content of the original artwork. In the production and processing of woven bags, color printing equipment is required. During color printing, after the image is printed on the woven bag, a drying mechanism is used to process the bag before it is rolled up. Only in this way can the effect of color printing be guaranteed.

[0003] A search revealed Chinese Patent Publication No. CN218966388U, which discloses a color printing device for woven bag processing, relating to the technical field of woven bag processing devices. Specifically, it includes a first chamber and a second chamber. The second chamber is located on the top of one side of the first chamber, with one end connected to the first chamber. An impression roller is located at the top of the inner cavity of the first chamber, and the impression roller is connected to both sides of the inner wall of the first chamber via bearings. A gravure roller is located below the impression roller, and its axis is parallel to that of the impression roller. The gravure roller is also connected to both sides of the inner wall of the first chamber via bearings. A drying chamber is fixedly connected to the top and bottom of the inner cavity of the second chamber, and the drying chamber contains multiple electric heating rods. This invention features a simple structure and low cost, avoiding blurring of the printed shape of the woven fabric strip during winding due to undried ink.

[0004] Although the above-mentioned technologies have made some improvements in their design structure, they still have certain defects in use. When drying woven bags, the bags simply pass through the drying chamber in a straight line, resulting in a short travel distance. This causes some woven bags to not be fully dried, thus reducing product quality. Therefore, a color printing device for woven bag processing is proposed to solve the above problems. Utility Model Content

[0005] To overcome the above shortcomings, this utility model provides a color printing device for woven bag processing, which aims to improve the problem that the drying mechanism in some existing color printing devices for woven bag processing has a mediocre drying effect.

[0006] To achieve the above objectives, the present invention adopts the following technical solution: a color printing device for woven bag processing, comprising a box body, a drying box fixedly connected to the right surface of the box body, a sliding groove provided on the rear side of the inner wall of the box body, an opening and closing mechanism provided on the lower surface of the front end of the drying box, an adjustment mechanism provided on the inner wall of the drying box, the adjustment mechanism comprising a driving component and a moving component, the moving component comprising a round rod, the round rod sliding on the inner wall of the drying box, a first roller rotatably connected to the front surface of the round rod, an elastic telescopic rod slidably connected to the outer wall of the round rod, a second roller rotatably connected to the inner wall of the left end of the elastic telescopic rod, and the second roller sliding on the left side of the inner wall of the drying box.

[0007] As a further description of the above technical solution:

[0008] The opening and closing mechanism includes a protective component and a limiting component. The protective component includes a fixing rod, which is fixedly connected to the lower surface of the front end of the drying box. A fixing block is rotatably connected to the outer wall of the fixing rod. A protective plate is fixedly connected to the upper surface of the front end of the fixing block. The rear surface of the top of the protective plate contacts the inner wall of the front side of the top of the drying box.

[0009] As a further description of the above technical solution:

[0010] The drive assembly includes a slider that is slidably connected to the inner wall of a groove, and the rear surface of the round rod is fixedly connected to the front surface of the slider.

[0011] As a further description of the above technical solution:

[0012] The upper surface of the slider is threadedly connected to a threaded rod, which is rotatably connected to the rear end of the upper surface of the drying oven.

[0013] As a further description of the above technical solution:

[0014] The moving component also includes a rotating rod, the front surface of which is fixedly connected to the rear surface of the elastic telescopic rod, and the rear surface of which is rotatably connected to the inner wall of the drying oven.

[0015] As a further description of the above technical solution:

[0016] The limiting component includes a limiting plate, which is slidably connected to the inner wall of the top of the protective plate. A spring is fixedly connected to the right surface of the limiting plate, and the right end of the spring is fixedly connected to the inner wall of the top of the protective plate.

[0017] As a further description of the above technical solution:

[0018] The limiting component also includes a push plate, which is slidably connected to the upper surface of the protective plate, and the lower surface of the push plate is fixedly connected to the right end of the upper surface of the limiting plate.

[0019] As a further description of the above technical solution:

[0020] A limiting groove is provided on the inner wall of the front side of the top of the drying box, and the left end of the limiting plate contacts the inner wall of the limiting groove. The left surface of the limiting plate is set as an inclined surface.

[0021] This utility model has the following beneficial effects:

[0022] 1. In this utility model, the woven bags entering the drying oven can be guided by roller one and roller two. The cooperation between the threaded rod, slider, elastic telescopic rod, rotating rod and round rod can adjust the stroke of the woven bags inside the drying oven, so as to avoid incomplete drying and reduced product quality.

[0023] 2. In this utility model, the protective plate can be opened, which increases the speed of arranging woven bags on roller one and roller two. Furthermore, through the cooperation between the push plate, the limiting plate and the spring, it is ensured that the protective plate does not need to be manually locked when closed, which improves convenience. Attached Figure Description

[0024] Figure 1 This is a schematic diagram of the three-dimensional structure of the overall device in this utility model;

[0025] Figure 2 This is a split cross-sectional view of the three-dimensional structure of the drying box and protective plate in this utility model;

[0026] Figure 3 In this utility model Figure 2 An enlarged schematic diagram of the three-dimensional structure of region A;

[0027] Figure 4 In this utility model Figure 2 An enlarged schematic diagram of the three-dimensional structure of region B.

[0028] Legend:

[0029] 1. Cabinet body; 2. Drying oven; 31. Protective components; 311. Protective plate; 312. Fixing block; 313. Fixing rod; 32. Limiting components; 321. Push plate; 322. Limiting plate; 323. Spring; 41. Drive components; 411. Threaded rod; 412. Slider; 421. Roller one; 422. Elastic telescopic rod; 423. Rotating rod; 424. Roller two; 425. Round rod; 5. Slide groove; 6. Limiting groove. Detailed Implementation

[0030] 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.

[0031] Reference Figure 1 - Figure 3 This utility model provides an embodiment of a color printing device for woven bag processing, including a box body 1. A color printing roller is installed inside the box body 1, which can print color onto the surface of the woven bag, improving its appearance. A drying box 2 is fixedly connected to the right surface of the box body 1. The drying box 2 is a prior art device and is an important mechanism in the color printing device. It has a structure for drying the woven bag, ensuring the quality of the printed bag. A sliding groove 5 is provided on the rear side of the inner wall of the drying box 2. Multiple sets of sliding grooves 5 ensure stable vertical sliding of roller 1 421 and roller 2 424. An opening and closing mechanism is provided on the lower surface of the front end of the drying box 2. An adjustment mechanism is provided on the inner wall of the drying box 2. The adjustment mechanism includes a drive component 41 and a moving component. The moving component includes a round rod 425, which slides on the inner wall of the drying box 2. Roller 1 421 is rotatably connected to the front surface of the round rod 425. An elastic telescopic rod 422 is slidably connected to the outer wall of the round rod 425. 22 is existing technology, which consists of two layers of tubing, with strong elastic elements inside. These elastic elements give the telescopic rod the characteristic of being telescopic, and the length can be freely adjusted according to actual needs. This ensures that when roller 1 421 moves upward, roller 2 424 moves downward on the elastic telescopic rod 422, and both ends can extend and retract. Roller 2 424 is rotatably connected to the inner wall of the left end of the elastic telescopic rod 422. The surfaces of roller 1 421 and roller 2 424 are coated with a layer of polytetrafluoroethylene (Teflon). Teflon has the characteristics of being non-stick and having a low coefficient of friction, which can make the roller surface smoother, reduce adhesion to ink, and thus avoid damage to the printed image. Roller 2 424 slides on the left side of the inner wall of the drying chamber 2. The moving assembly also includes a rotating rod 423 that ensures the stable rotation of the elastic telescopic rod 422. The front surface of the rotating rod 423 is fixedly connected to the rear surface of the elastic telescopic rod 422, and the rear surface of the rotating rod 423 is rotatably connected to the inner wall of the drying chamber 2.

[0032] Reference Figure 1 - Figure 2 , Figure 4The opening and closing mechanism includes a protective component 31 and a limiting component 32. The protective component 31 includes a fixing rod 313 that ensures the stable rotation of the protective plate 311. The fixing rod 313 is fixedly connected to the lower surface of the front end of the drying box 2. The inner wall of the front side of the top of the drying box 2 is made of elastic material to ensure that the protective plate 311 can be closed smoothly. A fixing block 312 is rotatably connected to the outer wall of the fixing rod 313. The upper surface of the front end of the fixing block 312 is fixedly connected to the protective plate 311 that seals the front side of the drying box 2. The rear surface of the top of the protective plate 311 contacts the inner wall of the front side of the top of the drying box 2.

[0033] Reference Figure 2 - Figure 3 The drive assembly 41 includes a slider 412, which is provided in multiple sets. The rear surface of the roller 424 is rotatably connected to the front surface of the multiple sets of sliders 412, ensuring that the woven bag can slide smoothly and stably on its outer wall. The slider 412 is slidably connected to the inner wall of the slide groove 5. The rear surface of the round rod 425 is fixedly connected to the front surface of the slider 412. The upper surface of the slider 412 is threadedly connected to a threaded rod 411. The threaded rod 411 is a prior art material, which is a rod-shaped structure with threads on its outer wall. When rotating, the structure threadedly connected to its outer wall will move linearly. At the same time, it has the characteristic of self-locking up and down, ensuring that the structure threadedly connected to its outer wall will not move when not rotating. The threaded rod 411 is rotatably connected to the rear end of the upper surface of the drying box 2.

[0034] Reference Figure 2 , Figure 4 The limiting component 32 includes a limiting plate 322 that limits the protective plate 311. The limiting plate 322 is slidably connected to the inner wall of the top of the protective plate 311. A spring 323 is fixedly connected to the right surface of the limiting plate 322. The spring 323, through its elasticity, constantly pushes the limiting plate 322 to the left, ensuring the stability of the limiting plate 322 in limiting the protective plate 311 when it is closed. The right end of the spring 323 is fixedly connected to the inner wall of the top of the protective plate 311. The limiting component 32 is provided in two sets, respectively located on the left and right sides of the top of the protective plate 311, to ensure the stability of the limiting of the protective plate 311. In addition, the limiting component 32 also includes a push plate 321, which is slidably connected to the upper surface of the protective plate 311. The lower surface of the push plate 321 is fixedly connected to the right end of the upper surface of the limiting plate 322. A limiting groove 6 is opened on the inner wall of the front side of the top of the drying oven 2. The left end of the limiting plate 322 contacts the inner wall of the limiting groove 6. The left surface of the limiting plate 322 is set as an inclined surface. The inclined surface ensures that when the protective plate 311 is closed, the limiting plate 322 can be smoothly inserted into the inner wall of the limiting groove 6 without pushing the push plate 321, thereby limiting the protective plate 311 and improving convenience.

[0035] Working principle: If woven bags need to be arranged on roller 1 421 and roller 2 424, the protective plate 311 can be opened and the push plate 321 can be pushed. The push plate 321 drives the limiting plate 322 to move to the right against the elastic force of the spring 323, so that the limiting plate 322 disengages from the limiting groove 6. Then, the protective plate 311 is rotated so that the fixing block 312 rotates around the fixing rod 313, thereby opening the protective plate 311. Then, the woven bags can be passed through the lower side of roller 2 424 and then through the upper side of roller 1 421. This completes the task of arranging the woven bags. Then, the protective plate 311 can be closed. When closing, the drying box 2 will push the limiting plate 322 along the inclined surface. The limiting plate 322 squeezes the spring 323 until the limiting plate 322 overlaps with the limiting groove 6. At this time, the spring 323 will push the limiting plate 322 to move in the opposite direction and insert into the inner wall of the limiting groove 6 through its own elasticity, thus limiting the protective plate 311.

[0036] When it is necessary to adjust the travel of the woven bag inside the drying chamber 2, rotate the threaded rod 411. Since the threaded rod 411 is threadedly connected to the slider 412, and the slider 412 is slidably connected to the inner wall of the groove 5, when the threaded rod 411 rotates, the slider 412 will move within the groove 5. The round rod 425 and the first roller 421 will move together with the slider 412. At this time, the right end of the elastic telescopic rod 422 will slide circumferentially on the outer wall of the round rod 425, and at the same time, it will rotate around the center of the rotating rod 423 as the origin, thereby driving the rotating rod 423 to rotate. When rotating, its two ends will extend and retract due to the change in angle. In this way, when the first roller 421 rises, the second roller 424 will fall, thereby adjusting the travel of the woven bag inside the drying chamber 2, ensuring the drying effect, and can be adjusted according to needs.

[0037] Finally, it should be noted that the above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Although the present utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments or make equivalent substitutions for some of the technical features. Any modifications, equivalent substitutions, improvements, etc., made within the spirit and principles of the present utility model should be included within the protection scope of the present utility model.

Claims

1. A color printing device for woven bag processing, comprising a box (1), characterized in that: A drying box (2) is fixedly connected to the right surface of the box body (1). A sliding groove (5) is provided on the rear side of the inner wall of the drying box (2). An opening and closing mechanism is provided on the lower surface of the front end of the drying box (2). An adjustment mechanism is provided on the inner wall of the drying box (2). The adjustment mechanism includes a drive component (41) and a moving component. The moving component includes a round rod (425). The round rod (425) slides on the inner wall of the drying box (2). A roller (421) is rotatably connected to the front surface of the round rod (425). An elastic telescopic rod (422) is slidably connected to the outer wall of the round rod (425). A roller (424) is rotatably connected to the inner wall of the left end of the elastic telescopic rod (422). The roller (424) slides on the left side of the inner wall of the drying box (2).

2. The color printing device for woven bag processing according to claim 1, characterized in that: The opening and closing mechanism includes a protective component (31) and a limiting component (32). The protective component (31) includes a fixing rod (313), which is fixedly connected to the lower surface of the front end of the drying box (2). A fixing block (312) is rotatably connected to the outer wall of the fixing rod (313). A protective plate (311) is fixedly connected to the upper surface of the front end of the fixing block (312). The rear surface of the top of the protective plate (311) contacts the inner wall of the front side of the top of the drying box (2).

3. The color printing device for woven bag processing according to claim 1, characterized in that: The drive assembly (41) includes a slider (412) which is slidably connected to the inner wall of the groove (5), and the rear surface of the round rod (425) is fixedly connected to the front surface of the slider (412).

4. The color printing device for woven bag processing according to claim 3, characterized in that: The upper surface of the slider (412) is threadedly connected to a threaded rod (411), which is rotatably connected to the rear end of the upper surface of the drying box (2).

5. The color printing device for woven bag processing according to claim 1, characterized in that: The moving component also includes a rotating rod (423), the front surface of which is fixedly connected to the rear surface of the elastic telescopic rod (422), and the rear surface of which is rotatably connected to the inner wall of the drying oven (2).

6. The color printing device for woven bag processing according to claim 2, characterized in that: The limiting component (32) includes a limiting plate (322), which is slidably connected to the inner wall of the top of the protective plate (311). A spring (323) is fixedly connected to the right surface of the limiting plate (322), and the right end of the spring (323) is fixedly connected to the inner wall of the top of the protective plate (311).

7. The color printing device for woven bag processing according to claim 6, characterized in that: The limiting component (32) also includes a push plate (321), which is slidably connected to the upper surface of the protective plate (311), and the lower surface of the push plate (321) is fixedly connected to the right end of the upper surface of the limiting plate (322).

8. The color printing device for woven bag processing according to claim 7, characterized in that: A limiting groove (6) is provided on the inner wall of the front side of the top of the drying box (2), and the left end of the limiting plate (322) contacts the inner wall of the limiting groove (6). The left surface of the limiting plate (322) is set as an inclined surface.

Citation Information

Patent Citations

  • Color printing device for woven bag processing

    CN218966388U