Anti-counterfeiting single-gravure printing equipment for anti-counterfeiting cigarette case package

Through the motor driving the screw rod and limit plate movement, combined with protective film and automatic lubrication technology, the problem of difficulty in adjusting and handling of existing single gravure printing equipment is solved, the auxiliary and safety of the equipment is improved, and the anti-counterfeiting of cigarette boxes is enhanced. Printing efficiency.

CN119283479APending Publication Date: 2025-01-10HEFEI HUAGUAN PRINTING
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Patent Information

Application Number
CN202411439152.1
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2024-10-15
Publication Date
2025-01-10

AI Technical Summary

Technical Problem

Due to the large size of the existing single gravure printing equipment and the fixed position of the control machine, it is difficult for staff to adjust and control the equipment as soon as possible, affecting the anti-counterfeiting printing efficiency and safety of cigarette boxes.

Method used

A single gravure printing equipment for anti-counterfeiting cigarette box packaging is designed. The screw rod is driven to rotate through the motor, and the fixed rod and limit plate are combined to realize the movement and adjustment of the control machine, and the screw rod is prevented from being damaged and dust adhesion through a protective film. At the same time, the oil storage box and rotating roller are used to achieve automatic lubrication of the screw.

Benefits of technology

It improves the assistance and safety of the staff to the equipment, ensures the stable and smooth movement of the controller, reduces hand injury and dust impact, and enhances the anti-counterfeiting printing efficiency.

✦ Generated by Eureka AI based on patent content.

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Abstract

The invention relates to the technical field of single-gravure printing, and discloses anti-fake cigarette case package anti-fake single-gravure printing equipment which comprises a machine body, two mounting plates are fixedly connected to one side of the machine body, a lead screw is rotationally connected between the mounting plates, a fixing rod is fixedly connected between the mounting plates, and the fixing rod is located below the lead screw. According to the anti-fake cigarette case packaging anti-fake single-gravure printing equipment, the lead screw is driven by the motor to rotate, and in cooperation with the limiting effect of the fixing rod, the rotating lead screw can be used for driving the limiting plates to move along the lead screw, so that the anti-fake cigarette case packaging anti-fake single-gravure printing efficiency is improved, and the anti-fake cigarette case packaging anti-fake single-gravure printing equipment is suitable for large-scale popularization and application. According to the device, the control machine is driven to move, so that the position of the control machine on the machine body can be adjusted, a worker can conveniently and directly control the control machine at different positions on one side of the machine body, the machine body is correspondingly adjusted, and the assistance of the device to the worker is effectively improved.
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Description

Technical Field

[0001] The invention relates to the technical field of single gravure printing, in particular to an anti-counterfeiting single gravure printing device for anti-counterfeiting cigarette box packaging. Background Art

[0002] Cigarette box anti-counterfeiting is an important measure to ensure the authenticity of tobacco products and protect the rights and interests of consumers. One of the important signs of cigarette box anti-counterfeiting is to perform single intaglio printing on the designated anti-counterfeiting parts of the cigarette box. This is one of the important anti-counterfeiting measures for cigarette boxes. Since cigarettes are under state control, the anti-counterfeiting work for cigarette boxes is extremely important. When single intaglio printing is performed on cigarette box anti-counterfeiting, single intaglio printing equipment is required;

[0003] Single gravure printing equipment mainly refers to single-sheet gravure printing machine (single gravure machine for short), which is a device dedicated to single-sheet gravure printing. The ink is stored in the pits on the printing plate, and then the ink is transferred to the paper by the printing roller. The paper is then flattened by the embossing roller to fix the ink on the paper, and finally a printed product is formed. In this process, the single gravure machine can accurately control the transfer and distribution of the ink, thereby achieving high-quality printing effects;

[0004] However, since the single gravure printing equipment is large in size and has inlets and outlets on both sides of the machine, and the control machine on the equipment is generally fixed at a specified position on the machine, when problems occur during the feeding and discharging of cigarette boxes, the staff cannot make relevant adjustments and operations on the single gravure printing equipment through the control machine in the first place. Therefore, we propose an anti-counterfeiting single gravure printing equipment for anti-counterfeiting cigarette box packaging. Summary of the invention

[0005] The purpose of the present invention is to provide an anti-counterfeiting single gravure printing device for anti-counterfeiting cigarette box packaging to solve the problems raised in the above background technology.

[0006] To achieve the above-mentioned purpose, the present invention provides the following technical solution: an anti-counterfeiting single gravure printing device for anti-counterfeiting cigarette box packaging, comprising a body, two mounting plates fixedly connected to one side of the body, a screw rod rotatably connected between the mounting plates, a fixing rod fixedly connected between the mounting plates, and the fixing rod is located below the screw rod, two limit plates are threadedly connected on the screw rod, a control machine is fixedly connected between the side of the limit plate away from the body, and the bottom of the limit plate is slidably connected to the fixing rod.

[0007] Preferably, a motor is fixedly connected to the mounting plate on any side of the machine body, and the output end of the motor is fixedly connected to the end of the screw rod on the same side thereof.

[0008] Preferably, the mounting plate is fixedly connected with a fixing ring A on one side close to the limiting plate, the limiting plate is fixedly connected with a fixing ring B on one side close to the mounting plate on the same side, a plurality of connecting rings are arranged between the fixing ring A and the fixing ring B between the mounting plate and the limiting plate on the same side, a protective film is fixedly connected between the fixing ring A, the fixing ring B and the connecting rings, and the fixing ring A, the fixing ring B, the connecting ring and the protective film are all sleeved on the screw rod.

[0009] Preferably, the bottom of the connecting ring is fixedly connected to a limiting ring via a bracket, and the limiting ring is sleeved on a fixing rod and slidably connected to the fixing rod.

[0010] Preferably, a mounting tube is fixedly connected between the limit plates via a bracket, an oil inlet is opened on the top of the mounting tube, and a roller is rotatably connected in the oil inlet.

[0011] Preferably, the mounting tube sleeve is arranged on the screw rod, and a gap is arranged between the inner wall of the mounting tube and the surface of the screw rod, and the surface of the rotating roller and the surface of the screw rod are in contact with each other.

[0012] Preferably, an oil storage box is fixedly connected to the top of the mounting tube, an oil discharge port interconnected with the oil inlet is provided at the bottom of the oil storage box, and a sealing plate is fixedly connected to the top of the oil storage box.

[0013] Preferably, a threaded hole is provided on the top of the sealing plate, two limiting holes are provided on the top of the sealing plate, the two limiting holes are respectively located on both sides of the threaded hole, and an oil filling pipe is fixedly connected to one side of the top of the sealing plate.

[0014] Preferably, a screw is threadedly connected in the threaded hole, the bottom end of the screw is rotatably connected to a sealing seat, the top end of the screw is fixedly connected to a knob, both ends of the top of the sealing seat are fixedly connected to limit rods, and the limit rods are located in the limit holes on the same side and are slidably connected thereto.

[0015] Preferably, universal wheels are installed at the four bottom corners of the machine body through legs, and an observation window is provided on the side of the machine body close to the control machine.

[0016] Compared with the prior art, the present invention has the following beneficial effects:

[0017] 1. The present invention drives the screw rod to rotate by a motor, and cooperates with the limiting effect of the fixed rod. The rotating screw rod can be used to drive the limiting plate to move along the screw rod, thereby driving the control machine to move, so that the position of the control machine on the machine body can be adjusted, which is convenient for the staff at different positions on one side of the machine body to directly control the control machine, thereby making relevant adjustments to the machine body, effectively improving the auxiliary function of the device for the staff;

[0018] 2. In the process of the limit plate moving, the present invention can squeeze and pull the protective film correspondingly through the fixing ring A4, the fixing ring B41 and the connecting ring 42, so that the limit plate can cover the screw rod through the protective film during the movement, so as to avoid the problem that when the screw rod rotates, the workers are not careful and accidentally touch the screw rod, thereby causing the workers to be injured. At the same time, the protective film can be used to cover the screw rod, so as to prevent the external dust particles from adhering to the screw rod, resulting in a certain impact on the transmission effect of the screw rod, thereby effectively improving the protection of the device for the workers and the screw rod;

[0019] 3. The present invention adds lubricating oil into the oil storage box, and then the lubricating oil flows into the oil inlet in the mounting tube along the oil discharge port. At this time, the oil inlet is blocked by a roller. During the rotation of the screw rod, the screw rod drives the roller to transmit together. At this time, the roller brings out the lubricating oil in the oil inlet and smears it on the surface of the screw rod. During the use of the screw rod, the lubricating work is automatically completed, and the control machine is more stable and smooth when moving, which further improves the auxiliary function of the device for the movement of the control machine. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a schematic diagram of the overall structure of the present invention;

[0021] Figure 2 It is a schematic diagram of the structure of the control machine of the present invention;

[0022] Figure 3 It is a schematic diagram of the structure of the screw rod and the protective film of the present invention;

[0023] Figure 4 It is a schematic diagram of the back structure of the control machine of the present invention;

[0024] Figure 5 This is a schematic diagram of the cross-sectional structure of the installation pipe of the present invention;

[0025] Figure 6 This is a schematic diagram of the cross-sectional structure of the oil storage box of the present invention;

[0026] Figure 7 It is a schematic diagram of the sealing plate structure of the present invention.

[0027] In the figure: 1. body; 11. universal wheel; 2. mounting plate; 21. screw rod; 22. fixing rod; 23. motor; 3. limit plate; 31. control machine; 4. fixing ring A; 41. fixing ring B; 42. connecting ring; 43. limit ring; 44. protective film; 5. mounting tube; 51. oil inlet; 52. roller; 6. oil storage box; 61. oil outlet; 62. sealing plate; 63. threaded hole; 64. limit hole; 65. oil filling pipe; 7. screw rod; 71. sealing seat; 72. knob; 73. limit rod. 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 1-7 The present invention provides a technical solution: an anti-counterfeiting single gravure printing device for anti-counterfeiting cigarette box packaging, comprising a body 1, wherein universal wheels 11 are installed at the four corners of the bottom of the body 1 through legs, and an observation window is arranged on one side of the body 1 close to the control machine 31.

[0030] Furthermore, the body 1 is the main structure of the single intaglio printing equipment, which can perform single intaglio printing of anti-counterfeiting marks on cigarette boxes. The body 1 can be moved by the universal wheel 11 at the bottom. At the same time, the universal wheel 11 has its own limiting structure. The universal wheel 11 can be locked through its own limiting structure. At this time, the body 1 can be fixed. When the anti-counterfeiting mark is printed on the cigarette box, the printing working status of the cigarette box can be observed through the observation window, which is convenient for the staff to make relevant adjustments to the body 1 according to the real-time situation.

[0031] Combined with Figure 1 , Figure 2 , Figure 3 and Figure 4 As shown, two mounting plates 2 are fixedly connected to one side of the body 1, a screw rod 21 is rotatably connected between the mounting plates 2, a fixing rod 22 is fixedly connected between the mounting plates 2, a motor 23 is fixedly connected to the mounting plate 2 on either side of the body 1, and the output end of the motor 23 is fixedly connected to the end of the screw rod 21 on the same side thereof, two limit plates 3 are threadedly connected to the screw rod 21, a control machine 31 is fixedly connected between the sides of the limit plates 3 away from the body 1, and the bottom of the limit plates 3 is slidably connected to the fixing rod 22.

[0032] Furthermore, when the staff moves, the motor 23 can be started to drive the screw rod 21 to rotate. At this time, since the bottom of the limit plate 3 is limited by the fixed rod 22, the limit plate 3 can be driven to move by rotating the screw rod 21, thereby driving the control machine 31 to move through the limit plate 3, and moving the control machine 31 in front of the staff for the staff to operate. At the same time, by controlling the direction of the motor 23 and changing the direction of the screw rod 21, the moving direction of the control machine 31 can be changed.

[0033] Combined with Figure 2 and Figure 3As shown, the side of the mounting plate 2 close to the limit plate 3 is fixedly connected with a fixing ring A4, the side of the limit plate 3 close to the mounting plate 2 on the same side is fixedly connected with a fixing ring B41, a plurality of connecting rings 42 are arranged between the fixing ring A4 and the fixing ring B41 between the mounting plate 2 and the limit plate 3 on the same side, a protective film 44 is fixedly connected between the fixing ring A4, the fixing ring B41 and the connecting ring 42, the fixing ring A4, the fixing ring B41, the connecting ring 42 and the protective film 44 are all sleeved on the screw rod 21, the bottom of the connecting ring 42 is fixedly connected with the limiting ring 43 through a bracket, the limiting ring 43 is sleeved on the fixing rod 22 and is slidably connected to the fixing rod 22.

[0034] Furthermore, when the limit plate 3 moves, it can drive the fixed ring B41 connected thereto to move, and since the fixed ring A4 is fixedly connected to the mounting plate 2, when the limit plate 3 and the fixed ring B41 move, the limit ring 43 can be pulled through the protective film 44, and when the limit plate 3 moves, the protective film 44 can be driven to stretch and extrude through the connecting ring 42, and the exposed part of the screw rod 21 can be covered by the protective film 44, which can protect the screw rod 21 and provide certain protection for the staff. At the same time, since the limit ring 43 is slidably sleeved on the fixed rod 22, and a bracket is provided between the limit ring 43 and the connecting ring 42, the height of the connecting ring 42 can be limited by the limiting effect of the limit ring 43 to avoid contact between the connecting ring 42 and the screw rod 21.

[0035] It is worth noting that the protective film 44 is made of rubber, which has strong ductility, making it easy to stretch and squeeze the protective film 44, while also ensuring that the protective film 44 will not contact the screw rod 21 after being squeezed.

[0036] Combined with Figure 2 , Figure 4 , Figure 5 , Figure 6 and Figure 7 As shown, a mounting tube 5 is fixedly connected between the limit plates 3 via a bracket, an oil inlet 51 is provided at the top of the mounting tube 5, a roller 52 is rotatably connected in the oil inlet 51, the mounting tube 5 is sleeved on the screw rod 21, and a gap is provided between the inner wall of the mounting tube 5 and the surface of the screw rod 21, the surface of the roller 52 and the surface of the screw rod 21 fit each other, an oil storage box 6 is fixedly connected to the top of the mounting tube 5, an oil discharge port 61 which is interconnected with the oil inlet 51 is provided at the bottom of the oil storage box 6, a sealing plate 62 is fixedly connected to the top of the oil storage box 6, a threaded hole 63 is provided at the top of the sealing plate 62, two limiting holes 64 are provided at the top of the sealing plate 62, the two limiting holes 64 are respectively located on both sides of the threaded hole 63, and an oil filling pipe 65 is fixedly connected to one side of the top of the sealing plate 62.

[0037] Furthermore, when the device is used, an appropriate amount of lubricating oil can be added to the oil storage box 6 through the oil filling pipe 65. At this time, the lubricating oil will enter the oil inlet 51 in the mounting tube 5 through the oil drain port 61. At this time, the roller 52 is in a stationary state, and the lubricating oil in the oil inlet 51 can be blocked. When the screw rod 21 rotates to transmit the control machine 31, the screw rod 21 and the roller 52 are in contact with each other. Therefore, during the rotation of the screw rod 21, the roller 52 can be driven to rotate. During the rotation of the roller 52, the lubricating oil in the oil inlet 51 can be brought out and smeared on the surface of the screw rod 21. At the same time, as the control machine 31 moves, the lubricating oil brought out by the roller 52 can be used to smear the lubricating oil on the entire screw rod 21.

[0038] Combined with Figure 6 As shown, the threaded hole 63 is threadedly connected to a screw rod 7, the bottom end of the screw rod 7 is rotatably connected to a sealing seat 71, the top end of the screw rod 7 is fixedly connected to a knob 72, both ends of the top of the sealing seat 71 are fixedly connected to limit rods 73, and the limit rods 73 are located in the limit hole 64 on the same side thereof and are slidably connected thereto.

[0039] Furthermore, before placing lubricating oil in the oil storage box 6, the screw rod 7 is driven to rotate by the knob 72. At this time, the screw rod 7 will descend along the threaded hole 63. At this time, since the two ends of the sealing seat 71 are limited by the limiting rods 73 and the limiting holes 64, when the screw rod 7 rotates, the sealing seat 71 can be driven to descend. When the sealing seat 71 enters the oil discharge port 61, the oil discharge port 61 is blocked by the sealing seat 71. At this time, the oil storage box 6 can be filled with lubricating oil. When applying lubricating oil, rotate the knob 72 in the opposite direction to make the screw 7 rise along the threaded hole 63. At this time, the screw 7 can drive the sealing seat 71 to rise along the oil drain port 61. When the sealing seat 71 is moved out of the oil drain port 61, the oil drain port 61 can be opened. At this time, the lubricating oil in the oil storage box 6 can enter the oil inlet 51 through the oil drain port 61, and subsequent oiling work can be carried out. At the same time, the height of the sealing seat 71 can be controlled, and the amount of lubricating oil in the oil storage box 6 entering the oil drain port 61 can be controlled.

[0040] Working principle: First, the machine body 1 is moved to a designated position through the universal wheel 11 at the bottom of the machine body 1, and then the universal wheel 11 is limited by the locking structure provided on the universal wheel 11, and the machine body 1 can be fixed at this time;

[0041] Then, the screw rod 7 is driven to rotate by the knob 72, and the screw rod 7 will descend along the threaded hole 63. At this time, since the two ends of the sealing seat 71 are limited by the limiting rod 73 and the limiting hole 64, when the screw rod 7 rotates, the sealing seat 71 can be driven to descend. When the sealing seat 71 enters the oil discharge port 61, the oil discharge port 61 is blocked by the sealing seat 71, and the oil storage box 6 can be filled with lubricating oil.

[0042] Then, the machine body 1 is powered on and started by the control machine 31, and then the cigarette box can be placed at the feed port of the machine body 1, and then the cigarette box is transported to the inside of the machine body 1 by the transmission mechanism on the machine body 1 to perform single intaglio printing. When the anti-counterfeiting mark is printed on the cigarette box, the working state of the printing of the cigarette box can be observed through the observation window, so that the staff can make relevant adjustments to the machine body 1 according to the real-time situation;

[0043] When the staff moves, the motor 23 can be started to drive the screw rod 21 to rotate. At this time, since the bottom of the limit plate 3 is limited by the fixed rod 22, the limit plate 3 can be driven to move by rotating the screw rod 21, so that the control machine 31 can be driven to move by the limit plate 3, and the control machine 31 can be moved in front of the staff for the staff to operate. At the same time, the direction of the control motor 23 is changed to change the direction of the screw rod 21, so that the moving direction of the control machine 31 can be changed;

[0044] When the limit plate 3 moves, it can drive the fixed ring B41 connected thereto to move, and because the fixed ring A4 is fixedly connected to the mounting plate 2, when the limit plate 3 and the fixed ring B41 move, the limit ring 43 can be pulled by the protective film 44, and when the limit plate 3 moves, the protective film 44 can be driven to stretch and squeeze by the connecting ring 42, and the exposed part of the screw rod 21 can be covered by the protective film 44;

[0045] Before the control machine 31 moves, the knob 72 is turned in the opposite direction to make the screw rod 7 rise along the threaded hole 63. At this time, the screw rod 7 can drive the sealing seat 71 to rise along the oil discharge port 61. When the sealing seat 71 is moved out of the oil discharge port 61, the oil discharge port 61 can be opened, and the lubricating oil in the oil storage box 6 can enter the oil inlet 51 through the oil discharge port 61. When the lubricating oil enters the oil inlet 51 in the mounting tube 5 through the oil discharge port 61, the roller 52 is in a stationary state at this time, and the oil inlet can be adjusted. The lubricating oil in the oil inlet 51 is blocked, and when the screw rod 21 rotates to transmit the control machine 31, the screw rod 21 and the roller 52 are in contact with each other. Therefore, during the rotation of the screw rod 21, the roller 52 can drive the rotation of the roller 52. During the rotation of the roller 52, the lubricating oil in the oil inlet 51 can be brought out and smeared on the surface of the screw rod 21. At the same time, as the control machine 31 moves, the lubricating oil brought out by the roller 52 can be used to smear the lubricating oil on the entire screw rod 21.

[0046] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0047] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An anti-counterfeiting cigarette box packaging anti-counterfeiting single gravure printing device, characterized by: The invention comprises a machine body (1), two mounting plates (2) are fixedly connected to one side of the machine body (1), a screw rod (21) is rotatably connected between the mounting plates (2), a fixing rod (22) is fixedly connected between the mounting plates (2), and the fixing rod (22) is located below the screw rod (21), two limit plates (3) are threadedly connected to the screw rod (21), a control machine (31) is fixedly connected between the sides of the limit plates (3) away from the machine body (1), and the bottom of the limit plates (3) is slidably connected to the fixing rod (22).

2. The anti-counterfeiting cigarette box packaging anti-counterfeiting label gravure printing device according to claim 1, characterized in that: A motor (23) is fixedly connected to the mounting plate (2) on any side of the machine body (1), and the output end of the motor (23) is fixedly connected to the end of the screw rod (21) on the same side thereof.

3. The anti-counterfeiting cigarette box packaging anti-counterfeiting label gravure printing device according to claim 1, characterized in that: A fixing ring A (4) is fixedly connected to one side of the mounting plate (2) close to the limiting plate (3); a fixing ring B (41) is fixedly connected to one side of the limiting plate (3) close to the mounting plate (2) on the same side; a plurality of connecting rings (42) are arranged between the fixing ring A (4) and the fixing ring B (41) between the mounting plate (2) and the limiting plate (3) on the same side; a protective film (44) is fixedly connected between the fixing ring A (4), the fixing ring B (41) and the connecting ring (42); and the fixing ring A (4), the fixing ring B (41), the connecting ring (42) and the protective film (44) are all sleeved on the screw rod (21).

4. The anti-counterfeiting cigarette box packaging anti-counterfeiting label gravure printing device according to claim 3, characterized in that: The bottom of the connecting ring (42) is fixedly connected to a limiting ring (43) via a bracket, and the limiting ring (43) is sleeved on the fixing rod (22) and slidably connected to the fixing rod (22).

5. The anti-counterfeiting cigarette box packaging anti-counterfeiting label gravure printing device according to claim 1, characterized in that: A mounting tube (5) is fixedly connected between the limit plates (3) via a bracket, an oil inlet (51) is provided at the top of the mounting tube (5), and a roller (52) is rotatably connected inside the oil inlet (51).

6. The anti-counterfeiting cigarette box packaging anti-counterfeiting label gravure printing device according to claim 5, characterized in that: The mounting tube (5) is sleeved on the screw rod (21), and a gap is provided between the inner wall of the mounting tube (5) and the surface of the screw rod (21), and the surface of the rotating roller (52) and the surface of the screw rod (21) are in contact with each other.

7. The anti-counterfeiting cigarette packaging anti-counterfeiting label gravure printing device according to claim 5, characterized in that: The top of the mounting tube (5) is fixedly connected to an oil storage box (6), the bottom of the oil storage box (6) is provided with an oil discharge port (61) which is in communication with the oil inlet (51), and the top of the oil storage box (6) is fixedly connected to a sealing plate (62).

8. The anti-counterfeiting label gravure printing device for anti-counterfeiting cigarette packaging according to claim 7, characterized in that: The top of the sealing plate (62) is provided with a threaded hole (63), the top of the sealing plate (62) is provided with two limiting holes (64), the two limiting holes (64) are respectively located on both sides of the threaded hole (63), and one side of the top of the sealing plate (62) is fixedly connected with an oil filling pipe (65).

9. The anti-counterfeiting cigarette box packaging anti-counterfeiting label gravure printing device according to claim 8, characterized in that: The threaded hole (63) is internally threadedly connected to a screw rod (7), the bottom end of the screw rod (7) is rotatably connected to a sealing seat (71), the top end of the screw rod (7) is fixedly connected to a knob (72), both ends of the top of the sealing seat (71) are fixedly connected to limit rods (73), and the limit rods (73) are located in the limit holes (64) on the same side thereof and are slidably connected thereto.

10. The anti-counterfeiting cigarette box packaging anti-counterfeiting label gravure printing device according to claim 1, characterized in that: Universal wheels (11) are installed at the four bottom corners of the machine body (1) through supporting legs, and an observation window is arranged on one side of the machine body (1) close to the control machine (31).

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