A multi-anti-counterfeiting packaging bag and printing equipment thereof

Abstract

The present invention discloses a multiple anti-counterfeiting packaging bag and a printing device thereof, and relates to the technical field of packaging bag production, comprising a bag body, wherein inspection windows are provided at the tops of both sides of the bag body, and the inspection windows on both sides are both transparent and completely overlapped with each other; a mark one and a mark two are respectively printed at one end of the two inspection windows, and the mark one and the mark two are combined to form a complete combined anti-counterfeiting label; the packaging bag of the present invention divides the anti-counterfeiting label into two parts, and respectively arranges them in the inspection windows on both sides that are aligned with each other, so that when observed from one side of the inspection window in a straight-view direction, the mark one and the mark two in the two inspection windows are completely combined to form a combined anti-counterfeiting label as a whole, and the anti-counterfeiting inspection of the packaging bag is realized by inspecting whether the two anti-counterfeiting labels exist, and whether the positions and postures of the two anti-counterfeiting labels can be completely combined to form the combined anti-counterfeiting label.

Description

Technical Field

[0001] The invention relates to the technical field of packaging bag production, in particular to a multiple anti-counterfeiting packaging bag and printing equipment thereof. Background Art

[0002] Anti-counterfeiting packaging bags are widely used in the packaging of various commodities, especially those with high value and easy to be counterfeited, such as high-end food, cosmetics, electronic products, etc. Various elements of packaging are used to achieve the purpose of anti-counterfeiting and prevent commodities from being intentionally replaced or counterfeited during circulation and transfer.

[0003] Existing anti-counterfeiting packaging usually prints a special mark at a certain position of the packaging to achieve anti-counterfeiting; this single mark anti-counterfeiting method is not effective, the anti-counterfeiting inspection method is single, and it is easy to be imitated. Therefore, it is necessary to propose improvements. Summary of the invention

[0004] The purpose of the present invention is to provide a multiple anti-counterfeiting packaging bag and a printing device thereof, so as to solve the problems in the prior art proposed in the above background technology that the anti-counterfeiting method of a single mark is not effective, the anti-counterfeiting inspection method is single, and it is easy to be imitated.

[0005] To achieve the above object, the present invention provides the following technical solutions:

[0006] A multiple anti-counterfeiting packaging bag comprises a bag body, wherein inspection windows are provided at the tops of both sides of the bag body, and the inspection windows on both sides are both transparent and completely overlap each other; a mark 1 and a mark 2 are printed on one end of the two inspection windows respectively, and the mark 1 and the mark 2 are combined to form a complete combined anti-counterfeiting label.

[0007] As a further solution of the present invention: temperature-dependent anti-counterfeiting labels are printed inside the two inspection windows.

[0008] As a further solution of the present invention: scale lines are painted below the two inspection windows, and the positions of the temperature-variable anti-counterfeiting labels in the two inspection windows can be adjusted according to production needs.

[0009] As a further solution of the present invention: the temperature-variable anti-counterfeiting label is printed with temperature-variable ink, and the combined anti-counterfeiting label is printed with ultraviolet fluorescent anti-counterfeiting ink.

[0010] A printing device for multiple anti-counterfeiting packaging bags, used for producing a multiple anti-counterfeiting packaging bag as described in any one of the above contents; it includes a machine table, a conveyor belt for conveying packaging bags is rotatably installed in the middle of the machine table, side frames are fixedly connected to both sides of the top of the machine table, a mounting frame is fixedly connected to the top of the side frame, a printing component is fixedly installed on the top of the mounting frame, the printing component includes a shell, mounting tubes are rotatably connected to both sides of the bottom of the shell, the bottoms of the two mounting tubes are snap-connected with a direction-adjusting printing head, the tops of the two mounting tubes are fixedly connected with a transmission gear, an adjusting motor is fixedly installed in the middle of the inner wall of the shell, the output end of the adjusting motor is fixedly connected with an adjusting gear, the two sides of the adjusting gear are respectively meshed with two transmission gears, a turning component for turning over the packaging bag is arranged inside one of the side frames, and a pushing component for pushing the packaging bag translationally is arranged inside the other side frame.

[0011] As a further solution of the present invention: the two directional printing heads are respectively used for printing mark one and mark two, the middle parts of the two mounting tubes are rotatably connected with ink guide rings, one side of the two ink guide rings is fixedly connected with ink guide tubes, and one end of the two ink guide tubes is connected to the ink supply end of the external printing machine body.

[0012] As a further solution of the present invention: a shift guide rail is fixedly installed on one side of the bottom of the shell, a transverse shift base is slidably installed on the inner wall of the shift guide rail, and a transverse shift printing head is fixedly installed on the bottom of the transverse shift base.

[0013] As a further solution of the present invention: the flipping assembly includes a guide plate, a cavity is opened in the middle of the guide plate, a guide roller is rotatably connected to the middle of the inner wall of the cavity, the area between the outer wall of the guide roller and the inner wall of the cavity constitutes a moving cavity, a feed channel is opened on one side of the bottom of the moving cavity, two feed rollers arranged up and down are rotatably installed on one end of the feed channel, and a feed port is provided between the two feed rollers.

[0014] As a further solution of the present invention: a plurality of auxiliary rollers are rotatably mounted on the inner wall of the cavity, and an offset roller is rotatably mounted on the side of the guide roller close to the feed channel.

[0015] As a further solution of the present invention: the pushing assembly includes an electric push rod, the output end of the electric push rod is fixedly connected to a pushing rack, the end of the pushing rack close to the electric push rod is slidably connected to the inner wall of the side wall rack, and a pushing roller is rotatably installed on one side of the bottom of the pushing rack.

[0016] As a further solution of the present invention: a plurality of equally spaced limit stop strips are fixedly connected to the belt surface of the conveyor belt.

[0017] As a further solution of the present invention: the distance between the two limit stop bars matches the length of the bag body, thereby achieving the limitation of the bag body.

[0018] Compared with the prior art, the beneficial effects of the present invention are as follows: the packaging bag of the present invention, by dividing the anti-counterfeiting label into two parts, and respectively arranging them in the inspection windows on both sides that are aligned with each other, when observed from one inspection window in the front view direction, the mark one and the mark two in the two inspection windows are completely combined to form a combined anti-counterfeiting label as a whole, and the anti-counterfeiting inspection of the packaging bag is realized by verifying whether the two anti-counterfeiting labels exist, and whether the positions and postures of the two anti-counterfeiting labels can be completely combined to form the combined anti-counterfeiting label; further, by arranging a temperature-variable anti-counterfeiting label in the inspection window, the temperature-variable anti-counterfeiting label is printed with temperature-variable ink, and color changes occur when heated and the temperature changes, which cooperates with the combined anti-counterfeiting label to form anti-counterfeiting labels with a variety of different inspection methods, thereby improving the anti-counterfeiting effect of the packaging bag.

[0019] The printing device of the present invention drives the two adjustable printing heads to rotate by arranging structures such as an adjusting motor, thereby adjusting the posture and tilt angle of the printed combined anti-counterfeiting label, so that different forms of combined anti-counterfeiting labels can be used on packaging bags of different production batches, thereby further improving the anti-counterfeiting performance; by connecting the two mounting tubes to the same adjusting gear through a transmission gear, the adjusting motor can drive the two adjustable printing heads to rotate synchronously after driving the adjusting gear to rotate, thereby ensuring that the patterns printed by the two adjustable printing heads can be aligned and matched after rotation at any angle, thereby obtaining a combined anti-counterfeiting label as a whole.

[0020] The present invention provides a turning assembly, utilizes the rotation of a feed roller, a guide roller and an auxiliary roller to drive the packaging bag into a movement cavity, and after turning along the movement cavity, it is sent out from a feed port to realize turning over of the packaging bag; in conjunction with the provision of a pushing assembly, when turning over the packaging bag, the pushing roller is rotated to push the packaging bag toward the feed port, and when the packaging bag is sent out after being turned over, the pushing roller rotates in the opposite direction to push the packaging bag back onto the conveyor belt, thereby ensuring that the turning operation is carried out stably and orderly. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a front view of the packaging bag of the present invention;

[0022] Figure 2 is a three-dimensional diagram of the printing device of the present invention;

[0023] Figure 3 is a cross-sectional view of the printing assembly of the present invention;

[0024] Figure 4 A bottom view of the printing assembly of the present invention;

[0025] Figure 5 is a side cross-sectional view of the printing device of the present invention;

[0026] Figure 6 is a schematic diagram of the status of marker 1 and marker 2 during detection; wherein, Figure 6 (a) indicates the state when there is a horizontal offset between marker 1 and marker 2. Figure 6 (b) shows the state when mark 1 and mark 2 are misaligned; Figure 6 (c) represents the state when marker 2 does not exist; Figure 6 (d) shows the state when Mark 1 and Mark 2 are normally combined.

[0027] In the figure: 1, bag body; 2, inspection window; 3, combined anti-counterfeiting label; 4, temperature-changing anti-counterfeiting label; 5, scale line; 101, machine; 102, conveyor belt; 103, limit stop bar; 104, side frame; 105, mounting frame; 106, printing assembly; 1061, housing; 1062, mounting tube; 1063, adjustment printing head; 1064, ink guide ring; 1065, ink guide tube; 1066, transmission Gear; 1067, adjusting gear; 1068, shifting guide rail; 1069, transverse printing head; 107, pushing assembly; 1071, pushing rack; 1072, electric push rod; 1073, pushing roller; 1081, guide roller; 1082, feeding roller; 1083, guide enclosure; 1084, auxiliary roller; 1085, offset roller; 1086, motion cavity; 1087, feeding channel. DETAILED DESCRIPTION

[0028] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0029] See also Figure 1In an embodiment of the present invention, a multiple anti-counterfeiting packaging bag comprises a bag body 1, and inspection windows 2 are provided on the tops of both sides of the bag body 1. The inspection windows 2 on both sides are set to be transparent and completely overlap each other, so that when observed in the front view direction, the two inspection windows 2 overlap each other; a combined anti-counterfeiting label 3 is printed on one end of the inspection window 2, and the combined anti-counterfeiting label 3 is divided into two parts, mark one and mark two, mark one and mark two are respectively located in the two inspection windows 2, and the combined anti-counterfeiting label 3 is composed of mark one and mark two, and the positions of mark one and mark two meet the requirements that when observed in the front view direction from the inspection window 2 on one side, the marks one and mark two in the two inspection windows 2 are combined to form the combined anti-counterfeiting label 3 as a whole, and the anti-counterfeiting inspection of the packaging bag is realized by checking whether the two anti-counterfeiting labels exist and whether the positions and postures of the two anti-counterfeiting labels can be completely combined to form the combined anti-counterfeiting label 3; the combined anti-counterfeiting label 3 is printed with ultraviolet fluorescent anti-counterfeiting ink and is visible under ultraviolet light; please refer to the specific state of the combined anti-counterfeiting label 3 seen in the inspection. Figure 6 , Figure 6 The figure is a schematic diagram of the position of two marks 1 and 2 when viewed from the inspection window on one side during inspection. The solid semicircle in the inspection window in the figure represents mark 1, and the dotted semicircle represents mark 2 in the inspection window on the other side. Figure 6 (a) State, indicating that there is a horizontal offset between marker 1 and marker 2; Figure 6 (b) state, indicating that there is a misalignment between marker 1 and marker 2; Figure 6 (c) state, indicating that marker 2 does not exist; Figure 6 (d) state, indicating that the mark 1 and the mark 2 are normally combined to form a combined anti-counterfeiting mark 3; that is, Figure 6 (a)-(c) are all in abnormal status and have failed the anti-counterfeiting test.

[0030] In one embodiment, the inside of the two inspection windows 2 are printed with temperature-variable anti-counterfeiting labels 4. The temperature-variable anti-counterfeiting labels 4 are printed with temperature-variable ink, and the color changes when heated and the temperature changes. Together with the combined anti-counterfeiting label 3, the anti-counterfeiting labels with different inspection methods can improve the anti-counterfeiting effect of the packaging bag. In specific implementation, the appropriate type is selected according to the required temperature change range.

[0031] In one embodiment, scale lines 5 are coated under the two inspection windows 2, and the positions of the temperature-changing anti-counterfeiting labels 4 in the two inspection windows 2 can be adjusted according to production needs. For example, the scale lines 5 on both sides can be divided into months and dates respectively, and the positions of the temperature-changing anti-counterfeiting labels 4 on both sides correspond to the month and date of the production date of the packaging bag respectively. In this way, by making the position of the temperature-changing anti-counterfeiting label 4 correspond to the production date of the packaging bag, the anti-counterfeiting verification of the packaging bag is achieved.

[0032] See also Figure 2-Figure 5A printing device for multiple anti-counterfeiting packaging bags includes a machine platform 101, a conveyor belt 102 for conveying packaging bags is rotatably installed in the middle of the machine platform 101, and a plurality of equally spaced limit stop bars 103 are fixedly connected to the belt surface of the conveyor belt 102, and the spacing between the two limit stop bars 103 is consistent with the length of the bag body 1, so as to limit the bag body 1;

[0033] In one embodiment, both sides of the top of the machine platform 101 are fixedly connected to side frames 104, the top of the side frames 104 is fixedly connected to a mounting frame 105, and the top of the mounting frame 105 is fixedly installed with a printing component 106, see Figure 3 The printing assembly 106 includes a shell 1061, both sides of the bottom of the shell 1061 are rotatably connected with mounting tubes 1062, the bottoms of the two mounting tubes 1062 are snap-connected with adjustment printing heads 1063, the two adjustment printing heads 1063 are used to print mark 1 and mark 2 respectively, the tops of the two mounting tubes 1062 are fixedly connected with transmission gears 1066, the middle of the inner wall of the shell 1061 is fixedly installed with an adjustment motor, the output end of the adjustment motor is fixedly connected with an adjustment gear 1067, and the two sides of the adjustment gear 1067 are respectively meshed with the two transmission gears 1066; by setting the adjustment motor and other structures , driving the two adjustment printing heads 1063 to rotate, so as to adjust the posture and tilt angle of the printed combined anti-counterfeiting label 3, so that different forms of combined anti-counterfeiting labels 3 can be used on packaging bags of different production batches, thereby further improving the anti-counterfeiting performance; by connecting the two mounting tubes 1062 with the same adjusting gear 1067 through the transmission gear 1066, the adjusting motor can drive the adjusting gear 1067 to rotate and then synchronously drive the two adjustment printing heads 1063 to rotate, ensuring that the patterns printed by the two adjustment printing heads 1063 can be aligned and matched after any rotation, so as to obtain the overall combined anti-counterfeiting label 3.

[0034] In one embodiment, in order to realize the introduction of ink, the middle parts of the two installation tubes 1062 are rotatably connected with ink guide rings 1064, one side of the two ink guide rings 1064 is fixedly connected with ink guide tubes 1065, and one end of the two ink guide tubes 1065 is connected to the ink supply end of the external printer body;

[0035] In one embodiment, to print on both sides of the packaging bag, a turning assembly for turning the packaging bag is fixedly installed inside one of the side frames 104, and a pushing assembly 107 for pushing the packaging bag in translation is fixedly installed inside the other side frame 104.

[0036] In one embodiment, see Figure 4In order to print the temperature-variable anti-counterfeiting label 4, a shift guide rail 1068 is fixedly installed on one side of the bottom of the shell 1061, and a transverse shift base is slidably installed on the inner wall of the shift guide rail 1068. A transverse shift printing head 1069 is fixedly installed on the bottom of the transverse shift base. The transverse shift printing head 1069 is driven by the shift guide rail 1068 to move, thereby realizing the control of the position of the temperature-variable anti-counterfeiting label 4.

[0037] In one embodiment, see Figure 5 The flipping assembly includes a guide panel 1083, a cavity is provided in the middle of the guide panel 1083, a guide roller 1081 is rotatably connected to the middle of the inner wall of the cavity, the area between the outer wall of the guide roller 1081 and the inner wall of the cavity constitutes a motion cavity 1086 for the flipping movement of the packaging bag, a feed channel 1087 is provided on one side of the bottom of the motion cavity 1086, two feed rollers 1082 arranged up and down are rotatably installed at one end of the feed channel 1087, a feed port is provided between the two feed rollers 1082, and a plurality of auxiliary rollers 1084 are rotatably installed on the inner wall of the cavity, through the rotation of the feed roller 1082, the guide roller 1081 and the auxiliary roller 1084, the packaging bag is driven into the motion cavity 1086, and after flipping along the motion cavity 1086, it is sent out from the feed port to realize the flipping of the packaging bag.

[0038] In one embodiment, an offset roller 1085 is rotatably installed on one side of the guide roller 1081 close to the feed channel 1087, so that when the packaging bag is turned over and sent out, it is offset and moves toward the feed port to prevent it from entering the movement cavity 1086 again.

[0039] In one embodiment, the pushing assembly 107 includes an electric push rod 1072, the output end of the electric push rod 1072 is fixedly connected to a pushing rack 1071, the end of the pushing rack 1071 close to the electric push rod 1072 is slidably connected to the inner wall of the side rack 104, and a pushing roller 1073 is rotatably installed on one side of the bottom of the pushing rack 1071. By setting the pushing assembly, when the packaging bag is turned over, the pushing roller 1073 is rotated to push the packaging bag toward the feed port. When the packaging bag is turned over and sent out, the pushing roller 1073 rotates in the opposite direction to push the packaging bag back to the conveyor belt 102.

[0040] When the present invention is in use, the packaging bag to be printed is placed on the conveyor belt 102, and the packaging bag is driven to move by the rotation of the conveyor belt 102. When the packaging bag moves to the position where the printing assembly 106 is located, the electric push rod 1072 drives the push frame 1071 to move downward, so that the push roller 1073 contacts the top surface of the packaging bag to limit the position thereof. The rotation of the push roller 1073 and the rotation of the conveyor belt 102 drive the packaging bag to move so that the position to be printed of the combined anti-counterfeiting label 3 at the end of the inspection window 2 is aligned with one of the adjustment printing components. The brush head 1063 is aligned. After alignment, the conveyor belt 102 and the push roller 1073 stop rotating, and the printing head 1063 realizes printing of the mark 1; then the electric push rod 1072 drives the push frame 1071 to be lifted, and the conveyor belt 102 rotates to drive the packaging bag to move forward for a distance until the position of the inspection window 2 corresponds to the transverse printing head 1069, and the transverse printing head 1069 is driven by the transverse guide rail to move to the position to be printed of the temperature-changing anti-counterfeiting label 4 on the inspection window 2, and the temperature-changing printing head prints the temperature-changing anti-counterfeiting label 4;

[0041] Then the conveyor belt 102 rotates so that the feeding port on one side of the packaging bag corresponds, and the electric push rod 1072 drives the pushing frame 1071 to move downward, so that the pushing roller 1073 contacts the top surface of the packaging bag; the pushing roller 1073 rotates to push the packaging bag to the feeding port, and the feeding roller 1082 rotates to receive the packaging bag and push it to the motion cavity 1086. The rotation of the guide roller 1081 and the auxiliary rollers 1084 drives the packaging bag to move and turn in the motion cavity 1086, and then it is sent out again by the feeding channel 1087; the feeding roller 1082 and the pushing roller 1073 rotate to push the packaging bag to the feeding port, and the feeding roller 1082 rotates to receive the packaging bag and push it to the motion cavity 1086. 073 rotates in the opposite direction to send the turned-over packaging bag back to the conveyor belt 102. At the same time, when the packaging bag is turned over, the printing position of the combined anti-counterfeiting mark 3 at the end of the inspection window 2 facing upward is aligned with another adjustment printing head 1063, and the adjustment printing head 1063 prints the mark 2; then the electric push rod 1072 drives the pushing frame 1071 to be lifted, and the conveyor belt 102 rotates to drive the packaging bag forward to the position of the inspection window 2 corresponding to the transverse printing head 1069, completing the printing of the temperature-changing anti-counterfeiting mark on the other side; finally, the conveyor belt 102 rotates to send the printed packaging bag out.

[0042] The above description is only a preferred embodiment of the present invention and does not limit the present invention in any form. Although the present invention has been disclosed as a preferred embodiment as above, it is not used to limit the present invention. Any technical personnel in this field can make some changes or modify the technical contents disclosed above into equivalent embodiments without departing from the scope of the technical solution of the present invention. However, any simple modification, equivalent change and modification made to the above embodiments according to the technical essence of the present invention without departing from the content of the technical solution of the present invention still fall within the scope of the technical solution of the present invention.

Claims

1. A printing device for multiple anti-counterfeiting packaging bags, characterized in that: Used to produce a multiple anti-counterfeiting packaging bag, the packaging bag comprises a bag body (1), the tops of both sides of the bag body (1) are provided with inspection windows (2), the inspection windows (2) on both sides are arranged to completely overlap each other; a mark 1 and a mark 2 are printed on the same end of the two inspection windows (2), and the combination of the mark 1 and the mark 2 constitutes a complete combined anti-counterfeiting mark (3); the insides of the two inspection windows (2) are both printed with temperature-changing anti-counterfeiting marks (4); and scale lines (5) are painted below the two inspection windows (2); The printing device comprises a machine platform (101), a conveyor belt (102) for conveying packaging bags is rotatably mounted in the middle of the machine platform (101), side frames (104) are fixedly connected to both sides of the top of the machine platform (101), a mounting frame (105) is fixedly connected to the top of the side frame (104), a printing component (106) is fixedly mounted to the top of the mounting frame (105), the printing component (106) comprises a shell (1061), mounting tubes (1062) are rotatably connected to both sides of the bottom of the shell (1061), and the bottoms of the two mounting tubes (1062) are snap-fitted and connected. There is an adjustable printing head (1063), the tops of the two mounting tubes (1062) are fixedly connected to a transmission gear (1066), an adjustment motor is fixedly installed in the middle of the inner wall of the shell (1061), the output end of the adjustment motor is fixedly connected to an adjustment gear (1067), and the two sides of the adjustment gear (1067) are respectively meshed and connected with the two transmission gears (1066); a turning component for turning over the packaging bag is arranged inside one of the side frames (104), and a pushing component (107) for pushing the packaging bag in translation is arranged inside the other side frame (104).

2. The printing device for multiple anti-counterfeiting packaging bags according to claim 1 is characterized in that: A shift guide rail (1068) is fixedly mounted on one side of the bottom of the housing (1061), a transverse shift base is slidably mounted on the inner wall of the shift guide rail (1068), and a transverse shift printing head (1069) is fixedly mounted on the bottom of the transverse shift base.

3. The printing device for multiple anti-counterfeiting packaging bags according to claim 1, characterized in that: The flip assembly comprises a guide panel (1083), a cavity is provided in the middle of the guide panel (1083), a guide roller (1081) is rotatably connected to the middle of the inner wall of the cavity, the area between the outer wall of the guide roller (1081) and the inner wall of the cavity constitutes a moving cavity (1086), a feed channel (1087) is provided on one side of the bottom of the moving cavity (1086), two feed rollers (1082) arranged up and down are rotatably mounted on one end of the feed channel (1087), and a feed port is provided between the two feed rollers (1082).

4. The printing device for multiple anti-counterfeiting packaging bags according to claim 3, characterized in that: A plurality of auxiliary rollers (1084) are rotatably mounted on the inner wall of the cavity, and an offset roller (1085) is provided on a side of the guide roller (1081) close to the feed channel (1087).

5. The printing device for multiple anti-counterfeiting packaging bags according to claim 1, characterized in that: The pushing assembly (107) comprises an electric push rod (1072), the output end of the electric push rod (1072) being fixedly connected to a pushing frame (1071), one end of the pushing frame (1071) close to the electric push rod (1072) being slidably connected to the inner wall of the side wall frame, and a pushing roller (1073) being rotatably mounted on one side of the bottom of the pushing frame (1071).

6. The printing device for multiple anti-counterfeiting packaging bags according to claim 1, characterized in that: A plurality of equally spaced limiting stop bars (103) are fixedly connected to the belt surface of the conveyor belt (102).

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