Printing machine for adhesive tape production

Abstract

The utility model discloses a printing machine for adhesive tape production, which comprises a base, an unwinding mechanism, a winding mechanism, a printing mechanism, a cleaning mechanism and a surface treatment mechanism, the cleaning mechanism and the surface treatment mechanism are respectively mounted on the base, and the cleaning mechanism and the surface treatment mechanism are sequentially arranged between the unwinding mechanism and the printing mechanism in the conveying direction of the base material. According to the printing machine for adhesive tape production, surface cleaning is conducted on the base material through the cleaning mechanism before printing, then surface treatment is conducted through the surface treatment mechanism, so that the surface energy of the base material is improved, and then the adhesive capacity of ink on the surface of the base material is improved after the printing mechanism completes printing.

Description

Technical Field

[0001] The utility model relates to the technical field of adhesive tape printing, in particular to a printing machine for adhesive tape production. Background Art

[0002] Tape printing machine is a kind of equipment specially used for printing on the surface of tape. It is mainly used to produce various types of tapes, such as packaging tapes, warning tapes, sealing tapes, decorative tapes, etc., on which corporate logos, product information, warning signs or other patterns and texts are printed. Tape printing machines can achieve efficient and accurate printing on tape materials (such as BOPP, PVC, PE, etc.). The printing methods of tapes generally include: flexographic printing, using elastic printing plates to transfer ink to the surface of the tape directly or indirectly, which is suitable for large-scale, low-cost printing; gravure printing, using engraved or corroded gravures, filling the ink into the grooves, and then transferring it to the surface of the tape by embossing, which is suitable for high-precision, high-quality printing; screen printing, printing ink on the surface of the tape through a screen, which is suitable for small-scale, diversified printing, especially for thick film and special ink printing. Tape printing machines are widely used in the packaging industry, logistics industry, advertising industry, construction industry, etc. By printing corporate logos, product information or warning signs on tapes, it can not only enhance the product image and increase brand recognition, but also provide important information communication functions.

[0003] However, in the process of printing on tapes, the existing printing machines for tape production have problems such as reduced printing quality and high defective rate because the surface of the tape substrate is easily covered with fine dust particles and the surface of the substrate that has not been surface treated can be damaged, which affects the adhesion of ink on the substrate surface. Utility Model Content

[0004] Based on this, it is necessary to provide a printing machine for tape production to address the technical problems that the existing printing machines for tape production lack cleaning and surface treatment mechanisms, resulting in low printing quality.

[0005] A printing machine for producing adhesive tape comprises a base, an unwinding mechanism, a rewinding mechanism and a printing mechanism. The unwinding mechanism, the rewinding mechanism and the printing mechanism are all installed on the base. A roll of adhesive tape substrate to be printed is installed on the unwinding mechanism for unwinding, and the movable end of the substrate is extended to the rewinding mechanism for rewinding after printing is completed by the printing mechanism.

[0006] The printing machine for tape production also includes a cleaning mechanism and a surface treatment mechanism, which are respectively installed on the base, and the cleaning mechanism and the surface treatment mechanism are arranged in sequence between the unwinding mechanism and the printing mechanism along the conveying direction of the substrate, so that the surface of the substrate is cleaned by the cleaning mechanism before printing, and then surface treated by the surface treatment mechanism.

[0007] In one embodiment, the above-mentioned printing machine for tape production further includes a positioning mechanism, which is arranged between the cleaning mechanism and the surface treatment mechanism and installed on the base; the detection end of the positioning mechanism is arranged toward the substrate.

[0008] In one embodiment, the above-mentioned printing machine for tape production also includes a conveying adjustment mechanism, which is arranged between the surface treatment mechanism and the printing mechanism along the conveying direction of the substrate. After the substrate is processed by the surface treatment mechanism, it is conveyed to the printing mechanism for printing via the conveying adjustment mechanism.

[0009] In one embodiment, the above-mentioned cleaning mechanism includes a mounting seat, a material pressing unit and a cleaning unit, wherein the mounting seat is arranged on the bottom side of the substrate at the corresponding position, and one end of the mounting seat is connected to the base; the material pressing unit and the cleaning unit are respectively arranged on the top side of the substrate relative to the mounting seat, and the material pressing unit and the cleaning unit are connected to the base through a first connecting plate; wherein the output end of the material pressing unit is arranged toward the substrate; and the output end of the cleaning unit is arranged toward the substrate.

[0010] In one embodiment, the material pressing unit is configured as a first driving cylinder, and an output end of the first driving cylinder is connected to a material pressing block.

[0011] In one embodiment, the cleaning unit is configured as a pneumatic cleaning gun.

[0012] In one embodiment, the surface treatment mechanism includes a pallet and a corona treatment unit. The pallet is arranged between the mounting seat and the adjustment mechanism along the conveying direction of the substrate. The substrate is attached to the top surface of the pallet for conveying. The corona treatment unit is arranged on the top side of the pallet.

[0013] In one embodiment, the surface treatment mechanism further includes a second driving cylinder and a third driving cylinder; the second driving cylinder is installed on the base; the third driving cylinder is installed on the output end of the second driving cylinder; the output end of the third driving cylinder is connected to the corona treatment unit.

[0014] In one embodiment, the positioning mechanism includes a photoelectric sensor and a fourth driving cylinder, the fourth driving cylinder is installed on the base; the photoelectric sensor is arranged between the pressing unit and the corona treatment unit, and the photoelectric sensor is connected to the output end of the fourth cylinder.

[0015] In one embodiment, the above-mentioned conveying adjustment mechanism includes a linear guide rail, a second connecting plate and an adjustment roller, the linear guide rail is installed on the base; the second connecting plate is installed on the output end of the linear guide rail; and the adjustment roller is rotatably connected to the second connecting plate.

[0016] In one embodiment, the adjusting roller is disposed on the bottom side of one end of the support plate. When the substrate passes through the support plate, it is folded toward the bottom side and extends to the adjusting roller.

[0017] In one embodiment, the printing mechanism is disposed at the bottom of the mounting base.

[0018] In one embodiment, the printing mechanism uses a relief roller to print on the substrate.

[0019] The utility model of the printing machine for adhesive tape production includes a cleaning mechanism and a surface treatment mechanism, which are respectively installed on the base, and the cleaning mechanism and the surface treatment mechanism are sequentially arranged between the unwinding mechanism and the printing mechanism along the conveying direction of the substrate, so that the substrate is surface cleaned by the cleaning mechanism before printing, and then surface treated by the surface treatment mechanism, so as to improve the surface energy of the substrate, and then improve the adhesion of the ink on the surface of the substrate after the printing mechanism completes printing. In addition, after the substrate is treated by the surface treatment mechanism, it is transported to the printing mechanism for printing via the conveying adjustment mechanism. In practical applications, for substrates with positioning printing requirements, the positioning mechanism can detect the positioning nodes of the substrate and output the positioning detection results, and the conveying adjustment mechanism cooperates with the unwinding mechanism and the winding mechanism to adjust the rotation speed and tension, so as to adjust the conveying rhythm coordination between the printing mechanism and the substrate, thereby improving the accuracy of the printing process and improving the product yield. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 A schematic diagram of the structure of a printing machine for producing adhesive tape in one embodiment;

[0021] Figure 2 A schematic diagram of a partial structure of a printing machine for producing adhesive tapes in one embodiment;

[0022] Figure 3 for Figure 2 A schematic diagram of the partial explosion structure of a printing machine for producing adhesive tape in the illustrated embodiment. DETAILED DESCRIPTION

[0023] In order to make the above-mentioned purposes, features and advantages of the utility model more obvious and easy to understand, the specific implementation methods of the utility model are described in detail below in conjunction with the accompanying drawings. In the following description, many specific details are set forth to facilitate a full understanding of the utility model. However, the utility model can be implemented in many other ways different from those described herein, and those skilled in the art can make similar improvements without violating the connotation of the utility model, so the utility model is not limited by the specific embodiments disclosed below.

[0024] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0025] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include at least one of the features. In the description of the present utility model, the meaning of "plurality" is at least two, such as two, three, etc., unless otherwise clearly and specifically defined.

[0026] In the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements, unless otherwise clearly defined. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0027] In the present utility model, unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may mean that the first and second features are in direct contact, or the first and second features are in indirect contact through an intermediate medium. Moreover, a first feature being "above", "above" or "above" a second feature may mean that the first feature is directly above or obliquely above the second feature, or simply means that the first feature is higher in level than the second feature. A first feature being "below", "below" or "below" a second feature may mean that the first feature is directly below or obliquely below the second feature, or simply means that the first feature is lower in level than the second feature.

[0028] It should be noted that when an element is referred to as being "fixed to" or "disposed on" another element, it may be directly on the other element or there may be a central element. When an element is considered to be "connected to" another element, it may be directly connected to the other element or there may be a central element at the same time. The terms "vertical", "horizontal", "upper", "lower", "left", "right" and similar expressions used herein are for illustrative purposes only and are not intended to be the only implementation method.

[0029] See also Figures 1 to 3 The utility model discloses a printing machine 10 for producing adhesive tape, which includes a base 100, a reeling mechanism 200, a reeling mechanism 300 and a printing mechanism 400. The reeling mechanism 200, the reeling mechanism 300 and the printing mechanism 400 are all installed on the base 100. The adhesive tape substrate roll to be printed is installed on the reeling mechanism 200 for reeling, and the active end of the substrate is extended to the reeling mechanism 300 for reeling after printing is completed by the printing mechanism 400. Specifically, the printing machine 10 for producing adhesive tape further includes a cleaning mechanism 500 and a surface treatment mechanism 600, which are respectively installed on the base 100, and the cleaning mechanism 500 and the surface treatment mechanism 600 are sequentially arranged between the unwinding mechanism 200 and the printing mechanism 400 along the conveying direction of the substrate, so that the surface of the substrate is cleaned by the cleaning mechanism 500 before printing, and then the surface is treated by the surface treatment mechanism 600, so as to enhance the surface energy of the substrate, and then improve the adhesion ability of the ink on the surface of the substrate after the printing mechanism 400 completes printing.

[0030] Furthermore, the printing machine 10 for producing adhesive tape further includes a positioning mechanism 700, which is arranged between the cleaning mechanism 500 and the surface treatment mechanism 600 and is installed on the base 100; the detection end of the positioning mechanism 700 is arranged toward the substrate, so as to perform positioning detection on the substrate during the conveying process. Specifically, the printing machine 10 for producing adhesive tape further includes a conveying adjustment mechanism 800, which is arranged between the surface treatment mechanism 600 and the printing mechanism 400 along the conveying direction of the substrate. After the substrate is processed by the surface treatment mechanism 600, it is conveyed to the printing mechanism 400 for printing via the conveying adjustment mechanism 800. In practical applications, for substrates with positioning printing requirements, the positioning mechanism 700 can detect the positioning nodes of the substrate and output the positioning detection results. The conveying adjustment mechanism 800 cooperates with the unwinding mechanism 200 and the winding mechanism 300 to adjust the rotation speed and tension, so as to adjust the conveying rhythm coordination between the printing mechanism 400 and the substrate, thereby improving the accuracy of printing processing and improving the product yield.

[0031] Furthermore, the cleaning mechanism 500 includes a mounting seat 510, a material pressing unit and a cleaning unit 530, wherein the mounting seat 510 is arranged on the bottom side of the substrate at the corresponding position, and one end of the mounting seat 510 is connected to the base 100; the material pressing unit and the cleaning unit 530 are respectively arranged on the top side of the substrate relative to the mounting seat 510, and the material pressing unit and the cleaning unit 530 are connected to the base 100 via a first connecting plate 540; wherein, the output end of the material pressing unit is arranged toward the substrate, and limits the relative position between the substrate and the top side surface of the mounting seat 510, so as to ensure that the substrate can be adhered to the mounting seat 510 for stable transportation; the output end of the cleaning unit 530 is arranged toward the substrate to clean the top side surface of the substrate. Specifically, in this embodiment, the pressing unit is configured as a first driving cylinder 521, and a pressing block 522 is connected to the output end of the first driving cylinder 521, so that the first driving cylinder 521 can drive the pressing block 522 to rise and fall according to actual production needs, so as to adjust the spacing distance between the substrate and the mounting base 510; in one embodiment, the cleaning unit 530 is configured as a pneumatic cleaning gun to clean dust on the surface of the substrate.

[0032] Furthermore, the surface treatment mechanism 600 includes a pallet 610 and a corona treatment unit 620. The pallet 610 is arranged between the mounting seat 510 and the adjustment mechanism along the conveying direction of the substrate, and the substrate is attached to the top surface of the pallet 610 for conveying; the corona treatment unit 620 is arranged on the top side of the pallet 610. When the substrate passes through the pallet 610, the corona treatment unit 620 performs corona treatment on the surface of the substrate at that location, thereby improving the surface energy of the substrate and further improving the printing effect of the substrate. Specifically, the surface treatment mechanism 600 also includes a second driving cylinder 630 and a third driving cylinder 640; the second driving cylinder 630 is installed on the base 100; the third driving cylinder 640 is installed on the output end of the second driving cylinder 630; the output end of the third driving cylinder 640 is connected to the corona treatment unit 620; thus, the second driving cylinder 630 cooperates with the third driving cylinder 640 to drive the corona treatment unit 620 to move, so as to adjust the relative position between the corona treatment unit 620 and the substrate, thereby improving the adaptability between the corona treatment unit 620 and the corona treatment site.

[0033] Furthermore, the positioning mechanism 700 includes a photoelectric sensor 710 and a fourth driving cylinder 720, and the fourth driving cylinder 720 is installed on the base 100; the photoelectric sensor 710 is arranged between the pressing unit and the corona treatment unit 620, and the photoelectric sensor 710 is connected to the output end of the fourth cylinder; thus, the fourth driving cylinder 720 can drive the photoelectric sensor 710 to move along the substrate to adjust the detection point of the photoelectric sensor 710 on the substrate.

[0034] Furthermore, the conveying adjustment mechanism 800 includes a linear guide 810, a second connecting plate 820 and an adjusting roller 830. The linear guide 810 is installed on the base 100; the second connecting plate 820 is installed on the output end of the linear guide 810; the adjusting roller 830 is rotatably connected to the second connecting plate 820; thus, the linear guide 810 can drive the adjusting roller 830 to move along the conveying direction of the substrate through the second connecting plate 820. When the substrate is conveyed through the adjusting roller 830, the moving adjusting roller 830 can adjust the tension of the substrate, and cooperate with the unwinding mechanism 200 and the winding mechanism 300 to adjust the conveying speed of the substrate, so as to cooperate with the printing mechanism 400 to improve the printing accuracy of the substrate. Specifically, the adjusting roller 830 is arranged on the bottom side of one end of the support plate 610. When the substrate passes through the support plate 610, it folds toward its bottom side and extends to the adjusting roller 830, so that the adjusting roller 830 can adjust the conveying state of the substrate.

[0035] Furthermore, the printing mechanism 400 is disposed at the bottom of the mounting seat 510, and the substrate is printed by the printing mechanism 400 and then rolled up by the rolling mechanism 300. In one embodiment, the printing mechanism 400 uses a relief roller to print on the substrate.

[0036] In summary, the tape production printer disclosed in the utility model includes a cleaning mechanism and a surface treatment mechanism, which are respectively installed on the base, and the cleaning mechanism and the surface treatment mechanism are sequentially arranged between the unwinding mechanism and the printing mechanism along the conveying direction of the substrate, so that the substrate is surface cleaned by the cleaning mechanism before printing, and then surface treated by the surface treatment mechanism, so as to improve the surface energy of the substrate, and then improve the adhesion of the ink on the surface of the substrate after the printing mechanism completes printing. In addition, after the substrate is processed by the surface treatment mechanism, it is transported to the printing mechanism for printing via the conveying adjustment mechanism. In practical applications, for substrates with positioning printing requirements, the positioning mechanism can detect the positioning nodes of the substrate and output the positioning detection results, and the conveying adjustment mechanism cooperates with the unwinding mechanism and the winding mechanism to adjust the rotation speed and tension, so as to adjust the conveying rhythm coordination between the printing mechanism and the substrate, thereby improving the accuracy of the printing process and improving the product yield.

[0037] The technical features of the above-described embodiments may be arbitrarily combined. To make the description concise, not all possible combinations of the technical features in the above-described embodiments are described. However, as long as there is no contradiction in the combination of these technical features, they should be considered to be within the scope of this specification.

[0038] The above-mentioned embodiments only express several implementation methods of the utility model, and the description is relatively specific and detailed, but it cannot be understood as limiting the scope of the utility model patent. It should be pointed out that for ordinary technicians in this field, several modifications and improvements can be made without departing from the concept of the utility model, which all belong to the protection scope of the utility model. Therefore, the protection scope of the utility model patent shall be based on the attached claims.

Claims

1. A printing machine for producing adhesive tapes, characterized in that: include: A base, an unwinding mechanism, a rewinding mechanism and a printing mechanism, wherein the unwinding mechanism, the rewinding mechanism and the printing mechanism are all installed on the base, the tape substrate roll to be printed is installed on the unwinding mechanism for unwinding, and the active end of the substrate is extended to the rewinding mechanism for rewinding after printing by the printing mechanism; The printing machine for producing adhesive tape also includes a cleaning mechanism and a surface treatment mechanism, which are respectively installed on the base, and are arranged in sequence between the unwinding mechanism and the printing mechanism along the conveying direction of the substrate, so that the surface of the substrate is cleaned by the cleaning mechanism before printing, and then surface treated by the surface treatment mechanism.

2. The adhesive tape production printing machine according to claim 1, characterized in that: The printing machine for producing adhesive tape further comprises a positioning mechanism, which is arranged between the cleaning mechanism and the surface treatment mechanism and installed on the base; the detection end of the positioning mechanism is arranged toward the substrate.

3. The printing machine for producing adhesive tape according to claim 2, characterized in that: The adhesive tape production printing machine further comprises a conveying adjustment mechanism, and the conveying adjustment mechanism is arranged between the surface treatment mechanism and the printing mechanism along the conveying direction of the substrate.

4. The printing machine for producing adhesive tape according to claim 3, characterized in that: The cleaning mechanism includes a mounting seat, a material pressing unit and a cleaning unit. The mounting seat is arranged on the bottom side of the substrate at the corresponding position, and one end of the mounting seat is connected to the base; the material pressing unit and the cleaning unit are respectively arranged on the top side of the substrate relative to the mounting seat, and the material pressing unit and the cleaning unit are connected to the base through a first connecting plate.

5. The printing machine for producing adhesive tape according to claim 4, characterized in that: The material pressing unit is configured as a first driving cylinder, and an output end of the first driving cylinder is connected to a material pressing block.

6. The printing machine for producing adhesive tape according to claim 5, characterized in that: The cleaning unit is configured as a pneumatic cleaning gun.

7. The printing machine for producing adhesive tape according to claim 6, characterized in that: The surface treatment mechanism includes a support plate and a corona treatment unit, wherein the support plate is arranged between the mounting seat and the adjustment mechanism along the conveying direction of the substrate, and the substrate is attached to the top side surface of the support plate for conveying; The corona treatment unit is arranged on the top side of the support plate.

8. The printing machine for producing adhesive tape according to claim 7, characterized in that: The surface treatment mechanism also includes a second driving cylinder and a third driving cylinder; the second driving cylinder is installed on the base; the third driving cylinder is installed on the output end of the second driving cylinder; the output end of the third driving cylinder is connected to the corona treatment unit.

9. The printing machine for producing adhesive tape according to claim 8, characterized in that: The positioning mechanism includes a photoelectric sensor and a fourth driving cylinder, wherein the fourth driving cylinder is installed on the base; the photoelectric sensor is arranged between the pressing unit and the corona treatment unit, and the photoelectric sensor is connected to the output end of the fourth cylinder.

10. The printing machine for producing adhesive tape according to claim 9, characterized in that: The conveying adjustment mechanism includes a linear guide rail, a second connecting plate and an adjustment roller. The linear guide rail is installed on the base; the second connecting plate is installed on the output end of the linear guide rail; and the adjustment roller is rotatably connected to the second connecting plate.

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