A device and method for efficiently printing cigarette box label appearance
By designing a highly efficient printing device for cigarette box cigarette marks, the problems of inconvenience and low efficiency in the prior art are solved, automated operation and efficient printing are realized, and printing quality and work efficiency are improved.
Patent Information
- Application Number
- CN202310834842.6
- Authority / Receiving Office
- CN · China
- Patent Type
- Patents(China)
- Current Assignee / Owner
- Filing Date
- 2023-07-10
- Publication Date
- 2025-03-18
- Estimated Expiration
- 2043-07-10
AI Technical Summary
The existing smoke label printing device is inconvenient to operate and can only perform a single process in a single time, resulting in low efficiency, poor printing quality, and increasing production costs.
A cigarette box cigarette mark has been designed with an efficient printing device for the appearance of a cigarette box, including a main frame, a flattening and pressing mechanism, a first loading mechanism and a second loading mechanism to realize automated operation without manual intervention, and multiple processes can be completed at once to ensure printing quality.
It improves the convenience and work efficiency of users, avoids wrinkles and looseness problems during printing, improves printing quality, and reduces production costs.
Smart Images

Figure CN116728949B_ABST
Abstract
Description
Technical Field
[0001] The invention relates to the technical field of cigarette label printing, and in particular to a device and method for efficiently printing the appearance of cigarette labels on cigarette boxes. Background Art
[0002] my country is not only a big producer of cigarettes, but also a big consumer of cigarettes. Therefore, cigarettes have a large market capacity in China. Each province has its own brand of cigarettes. There is great competition among various brands and even different varieties of the same brand. This requires that the outer packaging of cigarettes should be unique among many cigarette brands, with high recognition and the ability to attract consumers' attention. This is especially true for the cigarette labels on the outer packaging of cigarettes. The cigarette labels can better show the uniqueness of cigarettes, especially the convex patterns on the outer packaging of some cigarettes, which can also have different colors according to different angles, and also have an anti-counterfeiting effect. Common printing methods include lithography, gravure printing, letterpress printing, screen printing and special printing;
[0003] The currently available cigarette label printing device is not convenient for users to operate, and can only perform a single process at a time, resulting in low efficiency. In addition, wrinkles or looseness may occur during printing, resulting in low printing quality, increased production costs and reduced benefits. Summary of the invention
[0004] The object of the present invention is to provide a highly efficient printing device and method for the appearance of cigarette boxes and cigarette labels, so as to solve the problem mentioned in the above background technology that the currently existing cigarette label printing device is inconvenient for users to operate when in use, and can only perform a single process at a time, thus resulting in low efficiency, and wrinkles or looseness will appear during printing, which will lead to low printing quality, increased production costs and reduced benefits. The device has a high degree of automation and does not require manual intervention. It only needs to load and unload materials, which is very convenient for users. At the same time, it can achieve two printing effects at one time, thereby improving users' work efficiency. It can also be positioned and fixed during printing, and it can also avoid wrinkles or looseness of the packaging paper during printing, thereby improving the printing quality and achieving the purpose of reducing costs and increasing profits.
[0005] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a device and method for efficiently printing the appearance of cigarette boxes and cigarette labels, the device comprising a main frame, a flattening and pressing mechanism, a first feeding mechanism and a second feeding mechanism, the top of the main frame is fixedly connected to a fixed frame, a lower pressing plate is arranged inside the fixed frame, a hydraulic rod is arranged at the top of the fixed frame, and the output end of the hydraulic rod is fixedly connected to the lower pressing plate, both ends of the lower pressing plate are slidably connected to guide rods, and both ends of the guide rods are respectively fixedly connected to the main frame and the fixed frame, the bottom end of the middle part of the lower pressing plate is slidably connected to a template, the top of the middle part of the main frame is fixedly connected to a layered guide plate, and the middle part of one end of the lower pressing plate is connected by a bearing A first threaded rod is connected, and one end of the first threaded rod is connected to one end of the template by a thread, one end of the lower pressure plate is provided with a receiving groove, the interior of the receiving groove is slidably connected with a fixed block, and one end of the fixed block is fitted with one end of the template, one end of the lower pressure plate is connected to a second threaded rod through a bearing, and one end of the second threaded rod is connected to the middle part of the fixed block by a thread, both ends of the layered guide plate are fixedly connected with a guide fixture, the interior of the guide fixture is slidably connected with a movable plate, the top of the movable plate is evenly fixedly connected with a first spring, the bottom end of the movable plate is connected to three groups of pressure rollers through bearings, and the bottom ends of the pressure rollers are fitted with the layered guide plate.
[0006] Preferably, the control end of the hydraulic rod is electrically connected to an external power source via an external switch, so that the user can control the device to work.
[0007] Preferably, one end of the template is in the shape of an inclined surface, and one end of the fixing block is in the shape of an inclined surface, and the inclined surface of the template fits with the inclined surface of the fixing block, so as to facilitate fixing of the template.
[0008] Preferably, the flattening and pressing mechanism includes a flattening plate, a flattening roller, a fixed shaft, a torsion spring, a movable rotating part and a second spring. Both ends of the lower pressure plate are provided with a flattening plate, one end of the flattening plate is connected to the flattening roller through a bearing, and the other end of the flattening plate is rotatably connected to the fixed shaft. One end of the flattening plate is provided with a torsion spring, and both ends of the torsion spring are respectively fixedly connected to the flattening plate and the fixed shaft. The middle and lower parts of the flattening plate are connected with five groups of movable rotating parts through rotating shafts, the top of the movable rotating parts is fixedly connected to the second spring, and the top of the second spring is fixedly connected to the lower pressure plate. The two groups of the flattening plates are in an eight-shaped shape, which can flatten the packaging paper to avoid wrinkles and looseness during printing.
[0009] Preferably, the first feeding mechanism includes a fixed plate, a first material tray, a first fixed rod, a first electric push rod, a rotating top piece, a first motor, a first universal joint, a first limit plate, a slide groove, a second motor, a reverse threaded rod and a centering plate, two ends of the main frame are fixedly connected with two groups of fixed plates, a first material tray is arranged between the fixed plates, a first fixed rod is arranged in the middle of the first material tray, both ends of the main frame are connected with the first electric push rod through bearings, the output ends of the first electric push rod are connected with the rotating top piece through a rotating shaft, and the rotating top pieces are respectively rotatably connected with the first fixed rod, a first motor is arranged at one end of the main frame, one end of the first fixed rod is fixedly connected with the first universal joint, one end of a group of the first universal joints The cam is fixedly connected to the main frame, one end of the other group of the first universal joints is fixedly connected to the output end of the first motor, both ends of the rotating top member are provided with a first limit plate, and the first limit plate is fixedly connected to the first fixed rod, one end of the first fixed rod is located inside a group of fixed plates, and the middle part of the first fixed rod is located inside another group of fixed plates, one end of the main frame is provided with a slide groove, one end of the slide groove is provided with a second motor, the output end of the second motor is fixedly connected with a reverse threaded rod, and one end of the reverse threaded rod is connected to the inner wall of the slide groove through a bearing, both ends of the reverse threaded rod are connected with a centering plate through a thread, and the centering plates are respectively located on both sides of the first material tray, which is convenient for loading and winding of packaging paper.
[0010] Preferably, the control ends of the first motor and the second motor are electrically connected to an external power source through an external switch, so that the user can control the device to work.
[0011] Preferably, the second feeding mechanism includes a through slot, a first material plate, a second material tray, a positioning hand rod, a suction fan, a fixed bellows, a connecting pipe, a second material plate, a third material tray, a second fixed rod, a third motor, a second universal joint, a pull sleeve, a second electric push rod and a second limit plate. Both ends of the main frame are provided with through slots, one end of the main frame is fixedly connected to two groups of first material plates, and the first material plates are located on both sides of a group of through slots, a second material tray is arranged between the first material plates, a positioning hand rod is arranged inside the second material tray, and the two ends of the positioning hand rod are respectively located in the middle of the first material plate, a suction fan is arranged in the middle of the main frame, two groups of fixed bellows are arranged in the middle of the main frame, the output end of the suction fan is connected to a connecting pipe, and the two ends of the connecting pipe are respectively connected to the fixed bellows, and the fixed bellows are located on both sides of the middle of the layered guide plate. , one end of the main frame is fixedly connected to two groups of second material plates, a third material tray is arranged between the second material plates, a second fixed rod is arranged in the middle of the third material tray, and one end of the second fixed rod is located in the middle of one group of second material plates, and the middle of the second fixed rod is located in the middle of another group of second material plates, one end of the main frame is provided with a third motor, the output end of the third motor is fixedly connected to a second universal joint, and one end of the second universal joint is fixedly connected to one end of the second fixed rod, the middle part of the second fixed rod is rotatably connected to a pull sleeve, second limit plates are arranged at both ends of the pull sleeve, and the second limit plates are fixedly connected to the second fixed rod, one end of the main frame is connected to a second electric push rod through a rotating shaft, and the output end of the second electric push rod is connected to the pull sleeve through the rotating shaft, so that users can load the holographic pattern film and reel in the waste.
[0012] Preferably, the control ends of the suction fan, the third motor and the second electric push rod are all electrically connected to an external power source through an external switch, so that the user can control the device to work.
[0013] The operation method of the device:
[0014] Step 1: Installation, the user inserts the required template into the lower pressing plate, fixes it initially by rotating the first threaded rod, and then rotates the second threaded rod to lower the fixing block, and fixes the template for a second time through the inclined surface of the fixing block and the inclined surface of the template. Otherwise, the template can be removed for replacement or maintenance;
[0015] Step 2: Loading 1, the user controls the first electric push rod to work, so that the first fixed rod rotates with the first universal joint as the axis and is no longer inside the fixed plate, and then the user fixes the first material tray wrapped with packaging paper and the empty first material tray on the surface of the first fixed rod, and then lowers it through the first electric push rod, so that the first material tray is between the fixed plates, and the user controls the second motor to work, and uses the reverse threaded rod and the centering plate to center the first material tray wrapped with packaging paper;
[0016] Step 3: Loading 2, the user places the second material tray wrapped with the holographic pattern film between the first material plates, and uses the positioning hand lever to position and guide it. The user then controls the second electric push rod to work so that the second fixed rod is no longer inside the second material plate. The user then fixes the third material tray on the second fixed rod, and then controls the second electric push rod to reset the second fixed rod, so that the third material tray is between the second material plates;
[0017] Step 4: Preparation, the user passes the holographic pattern film on the surface of the second material tray through a set of through slots, a layered guide plate and another set of through slots, and then fixes it on the surface of the third material tray, and then passes one end of the packaging paper through a set of guide fixers, and then passes between the lower pressing plate and the layered guide plate, and then passes through another set of guide fixers, and finally fixes it on a set of first material trays, and the packaging paper corresponds to the holographic pattern film, so as to facilitate the printing work;
[0018] Step 5: Printing. The packaging paper on the first material tray can be fixed and guided by two sets of guide fixers. The output end of the hydraulic rod drives the lower pressure plate to move downward. At the same time, the suction fan works. The air enters the connecting pipe through the fixed bellows and is discharged through the suction fan. The holographic pattern film is fixed under the suction force at the top of the fixed bellows. The lower pressure plate drives the template and the flattening plate to move downward. The packaging paper before printing is flattened and fixed by the flattening plate and the flattening roller to avoid damage during printing. The packaging paper is die-stamped by the template in the middle of the lower pressure plate. The pattern on the template is embossed on one side of the packaging paper. At the same time, the other side of the packaging paper is tightly fitted with the holographic pattern film, so that the pattern on the holographic pattern film is printed on one side of the packaging paper. Two printing effects are achieved through one embossing.
[0019] Step six: reset and print again, the hydraulic rod controls the lower pressure plate and the template to reset, the suction fan is turned off, and the spreading plate is reset under the action of the torsion spring, and then the first motor and the third motor work at the same time, the output end of the first motor drives the first fixed rod and a group of first material trays to rotate through the first universal joint, so that the printed packaging paper is rolled up, the output end of the third motor drives the second fixed rod and the third material tray to rotate through the second universal joint, so that the discarded holographic pattern film is rolled up, and then the suction fan and the hydraulic rod work again, so as to automatically and continuously perform the downward pressure printing and rolling work in sequence.
[0020] Compared with the prior art, the present invention has the following beneficial effects:
[0021] When using the device, the user inserts the required template into the lower pressure plate, performs preliminary fixation by rotating the first threaded rod, and then rotates the second threaded rod to lower the fixing block, and then fix the template for a second time through the inclined surface of the fixing block and the inclined surface of the template, thereby improving the fixing effect of the template. Otherwise, the template can be removed for replacement or maintenance, and then the user controls the first electric push rod to work, and lifts the first fixing rod through the first electric push rod, so that the first fixing rod rotates with the first universal joint as the axis, so that the first fixing rod is no longer inside the fixing plate, and then the user fixes the first material tray wrapped with packaging paper and the empty first material tray on the surface of the first fixing rod, and then lowers it through the first electric push rod, so that the first material tray is in The user then controls the second motor to work, and the centering plates are brought closer to each other through the reverse threaded rod, and the first material tray wrapped with packaging paper is centered through the centering plate, so that it is in the middle between the fixed plates. The centering plate does not clamp and fix the first material tray, so there is a gap between the first material tray and the two sets of centering plates to facilitate the rotation of the first material tray. Then the user places the second material tray wrapped with holographic pattern film between the first material plates, and positions and guides it through the positioning hand rod. The user then controls the second electric push rod to work, so that the second fixed rod is no longer inside the second material plate. The user then fixes the third material tray on the second fixed rod, and then controls the second electric push rod to reset the second fixed rod, so that the third material tray is between the second material plates. The user passes the holographic pattern film on the surface of the second material tray through a set of through grooves, a layered guide plate and another set of through grooves, and then fixes it on the surface of the third material tray for easy winding. The user then passes one end of the wrapping paper through a set of guide fixers, passes between the lower pressure plate and the layered guide plate, passes through another set of guide fixers, and finally fixes it on a set of first material trays for easy winding. The wrapping paper corresponds to the holographic pattern film to facilitate printing. After the wrapping paper passes through the guide fixer, the first spring's own rebound force can make the pressure roller press the wrapping paper downward, which is convenient for fixing the wrapping paper before and after entering the printing program. The wrapping paper on the first material tray can be fixed and guided through two sets of guide fixers, and then the user controls the device During printing, the output end of the hydraulic rod drives the lower pressure plate to move downward, and the suction fan works at the same time. The air enters the connecting pipe through the fixed bellows and is discharged through the suction fan. The holographic pattern film is fixed under the suction force of the top of the fixed bellows. The lower pressure plate drives the template and the spreading plate to move downward. When the flattening roller at the bottom of the spreading plate contacts the packaging paper, the flattening roller can be rotated under the action of the lower pressure plate, so as to facilitate the pressing work of the spreading plate. When the spreading plate is pressed down, it moves in a circle with the fixed axis as the axis. While rotating, the spreading plate compresses the torsion spring and the second spring at the same time. The packaging paper before printing is flattened and fixed by the spreading plate and the flattening roller to avoid damage during printing and improve the printing quality.The packaging paper is die-printed through the template in the middle of the lower pressure plate, and the pattern on the template is embossed on one side of the packaging paper. At the same time, the other side of the packaging paper is tightly fitted with the holographic pattern film, so that the pattern on the holographic pattern film is printed on one side of the packaging paper. Two printing effects are achieved through one printing, which further shortens the printing time and improves the printing efficiency. After one printing is completed, the hydraulic rod controls the lower pressure plate and the template to reset, and the suction fan is turned off, so that the holographic pattern film is no longer fixed by suction. At the same time, the flat plate is reset under the action of the torsion spring, and then the first motor and the third motor work at the same time. The output end of the first motor drives the first fixed rod and a group of first material trays to rotate through the first universal joint, so that the printed The finished wrapping paper is rolled up, and the output end of the third motor drives the second fixed rod and the third material tray to rotate through the second universal joint, so that the discarded holographic pattern film is rolled up for centralized processing, and then the suction fan and the hydraulic rod work again, and the downward pressure printing and rolling work are automatically and reciprocated in sequence. The device has a high degree of automation and does not require manual intervention again. It only needs to load and unload materials, which is very convenient for users. At the same time, it can achieve two printing effects at one time, thereby improving the work efficiency of users, and can also be positioned and fixed during printing. At the same time, it can also avoid wrinkles or looseness of the wrapping paper during printing, thereby improving the quality of printing, and achieving the purpose of reducing costs and increasing profits. BRIEF DESCRIPTION OF THE DRAWINGS
[0022] Figure 1 It is a three-dimensional schematic diagram of the present invention;
[0023] Figure 2 It is a cross-sectional perspective schematic diagram of the present invention;
[0024] Figure 3 It is a cross-sectional stereoscopic schematic diagram of the main frame, the lower pressing plate and the fixing block in the present invention;
[0025] Figure 4 It is a cross-sectional stereoscopic schematic diagram of the lower pressing plate, the spreading plate and the guide fixture in the present invention;
[0026] Figure 5 It is a schematic diagram of a vertical section of the slideway and the fixing plate in the present invention;
[0027] Figure 6 It is a cross-sectional stereoscopic schematic diagram of the rotating top member and the pulling sleeve in the present invention.
[0028] In the figure: 1, main frame; 2, fixed frame; 3, lower pressure plate; 4, hydraulic rod; 5, guide rod; 6, template; 7, layered guide plate; 8, first threaded rod; 9, receiving groove; 10, fixed block; 11, second threaded rod; 12, guide fixture; 13, movable plate; 14, first spring; 15, pressure roller; 16, flattening plate; 17, flattening roller; 18, fixed shaft; 19, torsion spring; 20, movable rotating part; 21, second spring; 22, fixed plate; 23, first material tray; 24, first fixed rod; 25, first electric push rod; 26 , rotating top piece; 27, first motor; 28, first universal joint; 29, first limit plate; 30, slide groove; 31, second motor; 32, reverse threaded rod; 33, centering plate; 34, through groove; 35, first material plate; 36, second material tray; 37, positioning hand lever; 38, suction fan; 39, fixed bellows; 40, connecting pipe; 41, second material plate; 42, third material tray; 43, second fixed rod; 44, third motor; 45, second universal joint; 46, pull sleeve; 47, second electric push rod; 48, second limit plate. DETAILED DESCRIPTION
[0029] 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.
[0030] See also Figure 1-Figure 6 , an embodiment provided by the present invention:
[0031] A device and method for efficiently printing the appearance of cigarette labels on cigarette boxes, the device comprises a main frame 1, a flattening and pressing mechanism, a first feeding mechanism and a second feeding mechanism, the top of the main frame 1 is fixedly connected to a fixed frame 2, a lower pressing plate 3 is arranged inside the fixed frame 2, a hydraulic rod 4 is arranged at the top of the fixed frame 2, and the output end of the hydraulic rod 4 is fixedly connected to the lower pressing plate 3, both ends of the lower pressing plate 3 are slidably connected to guide rods 5, and both ends of the guide rods 5 are respectively fixedly connected to the main frame 1 and the fixed frame 2, the bottom end of the middle of the lower pressing plate 3 is slidably connected to a template 6, the top of the middle of the main frame 1 is fixedly connected to a layered guide plate 7, the middle of one end of the lower pressing plate 3 is connected to a first threaded rod 8 through a bearing, and one end of the first threaded rod 8 One end is connected with one end of the template 6 by a thread, one end of the lower pressing plate 3 is provided with a receiving groove 9, and a fixed block 10 is slidably connected inside the receiving groove 9, and one end of the fixed block 10 is fitted with one end of the template 6, one end of the lower pressing plate 3 is connected with a second threaded rod 11 through a bearing, and one end of the second threaded rod 11 is connected with the middle part of the fixed block 10 by a thread, both ends of the layered guide plate 7 are fixedly connected with a guide fixture 12, the inside of the guide fixture 12 is slidably connected with a movable plate 13, the top of the movable plate 13 is evenly fixedly connected with a first spring 14, the bottom end of the movable plate 13 is connected with three groups of pressure rollers 15 through bearings, and the bottom ends of the pressure rollers 15 are fitted with the layered guide plate 7;
[0032] See also Figure 2 and Figure 4 In this embodiment, the flattening and pressing mechanism includes a flattening plate 16, a flattening roller 17, a fixed shaft 18, a torsion spring 19, a movable rotating part 20 and a second spring 21. The two ends of the lower pressure plate 3 are provided with a flattening plate 16, one end of the flattening plate 16 is connected to the flattening roller 17 through a bearing, and the other end of the flattening plate 16 is rotatably connected to the fixed shaft 18. One end of the flattening plate 16 is provided with a torsion spring 19, and the two ends of the torsion spring 19 are respectively fixedly connected to the flattening plate 16 and the fixed shaft 18. The middle and lower parts of the flattening plate 16 are connected to five groups of movable rotating parts 20 through rotating shafts, and the top of the movable rotating part 20 is fixedly connected to the second spring 21, and the top of the second spring 21 is fixedly connected to the lower pressure plate 3. The two groups of flattening plates 1 6 is in an eight-shaped shape. After the packaging paper passes through the guide fixture 12, the first spring 14 can make the pressure roller 15 press the packaging paper downward under the action of its own resilience, so as to fix the packaging paper before and after entering the printing process. The two sets of guide fixtures 12 can fix and guide the packaging paper on the first material tray 23. After the packaging paper passes through the guide fixture 12, the first spring 14 can make the pressure roller 15 press the packaging paper downward under the action of its own resilience, so as to fix the packaging paper before and after entering the printing process. The two sets of guide fixtures 12 can fix and guide the packaging paper on the first material tray 23, and can flatten the packaging paper to avoid wrinkles and looseness during printing.
[0033] See also Figure 2 , Figure 5 and Figure 6In this embodiment, the first feeding mechanism includes a fixed plate 22, a first material tray 23, a first fixed rod 24, a first electric push rod 25, a rotating top piece 26, a first motor 27, a first universal joint 28, a first limit plate 29, a slide groove 30, a second motor 31, a reverse threaded rod 32 and a centering plate 33. Two sets of fixed plates 22 are fixedly connected at both ends of the main frame 1, a first material tray 23 is arranged between the fixed plates 22, a first fixed rod 24 is arranged in the middle of the first material tray 23, both ends of the main frame 1 are connected to the first electric push rod 25 through bearings, the output ends of the first electric push rod 25 are connected to the rotating top piece 26 through a rotating shaft, and the rotating top piece 26 is respectively rotatably connected to the first fixed rod 24, one end of the main frame 1 is provided with a first motor 27, and the first fixed rod 24 is provided with a first fixed rod 25. One end of the fixed rod 24 is fixedly connected with a first universal joint 28, one end of a group of first universal joints 28 is fixedly connected to the main frame 1, and one end of the other group of first universal joints 28 is fixedly connected to the output end of the first motor 27. Both ends of the rotating top member 26 are provided with a first limit plate 29, and the first limit plate 29 is fixedly connected to the first fixed rod 24. One end of the first fixed rod 24 is located inside a group of fixed plates 22, and the middle part of the first fixed rod 24 is located inside another group of fixed plates 22. A slide groove 30 is opened at one end of the main frame 1, and a second motor 31 is provided at one end of the slide groove 30. The output end of the second motor 31 is fixedly connected with a reverse threaded rod 32, and one end of the reverse threaded rod 32 is connected to the inner wall of the slide groove 30 through a bearing. The reverse threaded rod Both ends of 32 are connected with centering plates 33 by threads, and the centering plates 33 are respectively located on both sides of the first material tray 23. The user controls the first electric push rod 25 to work, and the output end of the first electric push rod 25 is extended, so that the first fixing rod 24 is lifted up by the first electric push rod 25, so that the first fixing rod 24 rotates with the first universal joint 28 as the axis, so that the first fixing rod 24 is no longer inside the fixing plate 22, and then the user fixes the first material tray 23 wrapped with packaging paper and the empty first material tray 23 on the surface of the first fixing rod 24, and then shortens the output end of the first electric push rod 25 to reset the first fixing rod 24, so that the first material tray 23 is between the fixing plates 22, and then the user controls the second motor 31 to work, and the second motor 3 The output end of 1 drives the reverse threaded rod 32 to rotate, and the centering plates 33 are brought close to each other through the reverse threaded rod 32. The first material tray 23 wrapped with packaging paper is centered through the centering plate 33, so that the centering plate 33 does not clamp and fix the first material tray 23 in the middle between the fixed plates 22. Therefore, a gap is left between the first material tray 23 and the two sets of centering plates 33 to facilitate the rotation of the first material tray 23. After one printing is completed, the hydraulic rod 4 controls the lower pressing plate 3 and the template 6 to reset, the suction fan 38 is turned off, and then the first motor 27 works. The output end of the first motor 27 drives the first fixed rod 24 and a group of first material trays 23 to rotate through the first universal joint 28, so that the printed packaging paper is rolled up, which is convenient for loading and rolling the packaging paper;
[0034] See also Figure 2 , Figure 3 , Figure 5 and Figure 6In this embodiment, the second feeding mechanism includes a through slot 34, a first material plate 35, a second material tray 36, a positioning hand rod 37, a suction fan 38, a fixed bellows 39, a connecting pipe 40, a second material plate 41, a third material tray 42, a second fixed rod 43, a third motor 44, a second universal joint 45, a pull sleeve 46, a second electric push rod 47 and a second limit plate 48. Through slots 34 are provided at both ends of the main frame 1. Two groups of first material plates 35 are fixedly connected to one end of the main frame 1, and the first material plates 35 are located on both sides of a group of through slots 34. A second material tray 36 is arranged between the first material plates 35. A positioning hand rod 37 is arranged inside the second material tray 36, and the two ends of the positioning hand rod 37 are respectively located in the middle of the first material plate 35. A suction fan 38, two groups of fixed bellows 39 are arranged in the middle of the main frame 1, the output end of the suction fan 38 is connected to a connecting pipe 40, and both ends of the connecting pipe 40 are respectively connected to the fixed bellows 39, the fixed bellows 39 are located on both sides of the middle of the layered guide plate 7, one end of the main frame 1 is fixedly connected to two groups of second material plates 41, a third material tray 42 is arranged between the second material plates 41, a second fixed rod 43 is arranged in the middle of the third material tray 42, and one end of the second fixed rod 43 is located in the middle of one group of second material plates 41, and the middle of the second fixed rod 43 is located in the middle of another group of second material plates 41, a third motor 44 is arranged at one end of the main frame 1, the output end of the third motor 44 is fixedly connected to a second universal joint 45, and one end of the second universal joint 45 is connected to the third material plate 41. One end of the second fixed rod 43 is fixedly connected, and the middle part of the second fixed rod 43 is rotatably connected with a pull sleeve 46. Both ends of the pull sleeve 46 are provided with second limit plates 48, and the second limit plates 48 are fixedly connected to the second fixed rod 43. One end of the main frame 1 is connected to a second electric push rod 47 through a rotating shaft, and the output end of the second electric push rod 47 is connected to the pull sleeve 46 through the rotating shaft. The user places the second material tray 36 wrapped with a holographic pattern film between the first material plates 35, and positions and guides it through the positioning hand rod 37. The user then controls the second electric push rod 47 to work, and the output end of the second electric push rod 47 is extended. The extended second electric push rod 47 can make the second fixed rod 43 no longer inside the second material plate 41, and the user then fixes the third material tray 42 on the first material plate 35. The second fixed rod 43 is moved upwards by controlling the second electric push rod 47 to reset the second fixed rod 43, so that the third material tray 42 is between the second material plates 41. The user controls the device to perform printing. The output end of the hydraulic rod 4 moves downwards, thereby driving the lower pressure plate 3 to move downwards. At the same time, the suction fan 38 works, and air enters the connecting pipe 40 through the fixed bellows 39 and is discharged through the suction fan 38. Under the action of the suction force at the top of the fixed bellows 39, the holographic pattern film is fixed to ensure the accuracy of printing. After one printing is completed, the hydraulic rod 4 controls the lower pressure plate 3 and the template 6 to reset, and the suction fan 38 is closed, so that the holographic pattern film is no longer fixed by suction. At the same time, under the action of the torsion spring 19, the spreading plate 16 is reset, and then the third motor 44 works.The output end of the third motor 44 drives the second fixing rod 43 and the third material tray 42 to rotate through the second universal joint 45, so as to roll up the discarded holographic pattern film, which is convenient for centralized processing and convenient for users to load the holographic pattern film and roll up the waste material;
[0035] It should be noted that the control end of the hydraulic rod 4 is electrically connected to the external power supply through an external switch, which is convenient for the user to control the device to work. One end of the template 6 is in the shape of an inclined surface, and one end of the fixed block 10 is in the shape of an inclined surface. The inclined surface of the template 6 fits the inclined surface of the fixed block 10, which is convenient for fixing the template 6. The control ends of the first motor 27 and the second motor 31 are electrically connected to the external power supply through an external switch, which is convenient for the user to control the device to work. The control ends of the suction fan 38, the third motor 44 and the second electric push rod 47 are electrically connected to the external power supply through an external switch, which is convenient for the user to control the device to work.
[0036] The device operates as follows:
[0037] Step 1: Installation, the user inserts the required template 6 into the lower pressing plate 3, performs preliminary fixation by rotating the first threaded rod 8, and then rotates the second threaded rod 11 to lower the fixing block 10, and fixes the template 6 for a second time through the inclined surface of the fixing block 10 and the inclined surface of the template 6. Otherwise, the template 6 can be removed for replacement or maintenance;
[0038] Step 2: Loading 1, the user controls the first electric push rod 25 to work, so that the first fixed rod 24 rotates with the first universal joint 28 as the axis and is no longer inside the fixed plate 22, and then the user fixes the first material tray 23 wrapped with packaging paper and the empty first material tray 23 on the surface of the first fixed rod 24, and then lowers it through the first electric push rod 25, so that the first material tray 23 is between the fixed plates 22, and then the user controls the second motor 31 to work, and the first material tray 23 wrapped with packaging paper is centered through the reverse threaded rod 32 and the centering plate 33;
[0039] Step 3: Loading the second material, the user places the second material tray 36 wrapped with the holographic pattern film between the first material plates 35, and uses the positioning hand bar 37 to position and guide it. The user then controls the second electric push rod 47 to work, so that the second fixing rod 43 is no longer inside the second material plate 41. The user then fixes the third material tray 42 on the second fixing rod 43, and then controls the second electric push rod 47 to reset the second fixing rod 43, so that the third material tray 42 is between the second material plates 41;
[0040] Step 4: Preparation, the user passes the holographic pattern film on the surface of the second material tray 36 through a group of through slots 34, the layered guide plate 7 and another group of through slots 34, and then fixes it on the surface of the third material tray 42, and then passes one end of the packaging paper through a group of guide fixers 12, and then passes between the lower pressing plate 3 and the layered guide plate 7, and then passes through another group of guide fixers 12, and finally fixes it on a group of first material trays 23, and the packaging paper corresponds to the holographic pattern film, so as to facilitate the printing work;
[0041] Step five: printing, the packaging paper on the first material tray 23 can be fixed and guided by two sets of guide fixers 12, the output end of the hydraulic rod 4 drives the lower pressing plate 3 to move downward, and the suction fan 38 works at the same time, the air enters the connecting pipe 40 through the fixed bellows 39, and is discharged through the suction fan 38, and the holographic pattern film is fixed under the suction force at the top of the fixed bellows 39, the lower pressing plate 3 drives the template 6 and the spreading plate 16 to move downward, and the packaging paper before printing is flattened and fixed by the spreading plate 16 and the flattening roller 17 to avoid damage during printing, and the packaging paper is die-stamped by the template 6 in the middle of the lower pressing plate 3, and the pattern on the template 6 is embossed on one side of the packaging paper, and the other side of the packaging paper is tightly fitted with the holographic pattern film, so that the pattern on the holographic pattern film is printed on one side of the packaging paper, and two printing effects are achieved by one embossing;
[0042] Step six: reset and print again, the hydraulic rod 4 controls the lower pressure plate 3 and the template 6 to reset, the suction fan 38 is turned off, and the spreading plate 16 is reset under the action of the torsion spring 19, and then the first motor 27 and the third motor 44 work at the same time, the output end of the first motor 27 drives the first fixed rod 24 and a group of first material trays 23 to rotate through the first universal joint 28, so that the printed packaging paper is rolled up, and the output end of the third motor 44 drives the second fixed rod 43 and the third material tray 42 to rotate through the second universal joint 45, so that the discarded holographic pattern film is rolled up, and then the suction fan 38 and the hydraulic rod 4 work again, so as to automatically and continuously perform the downward pressure printing and rolling work in sequence.
[0043] Working principle: When using the device, the user inserts the required template 6 into the lower pressing plate 3, performs preliminary fixation by rotating the first threaded rod 8, and then rotates the second threaded rod 11 to make the fixing block 10 descend, and the template 6 is fixed for a second time through the inclined surface of the fixing block 10 and the inclined surface of the template 6, thereby improving the fixing effect of the template 6. Conversely, the template 6 can be removed for replacement or maintenance, and then the user controls the first electric push rod 25 to work, and the output end of the first electric push rod 25 is extended, so that the first fixing rod 24 is lifted up by the first electric push rod 25, so that the first fixing rod 24 rotates with the first universal joint 28 as the axis, so that the first fixing rod 24 is no longer inside the fixing plate 22, and then the user puts the first material wrapped with packaging paper The first material tray 23 and the empty first material tray 23 are fixed on the surface of the first fixing rod 24, and then the output end of the first electric push rod 25 is shortened to reset the first fixing rod 24, so that the first material tray 23 is between the fixing plates 22, and the user controls the second motor 31 to work, and the output end of the second motor 31 drives the reverse threaded rod 32 to rotate, and the centering plates 33 are brought close to each other through the reverse threaded rod 32, and the first material tray 23 wrapped with packaging paper is centered through the centering plate 33, so that it is in the middle between the fixing plates 22, and the centering plate 33 does not clamp and fix the first material tray 23, so there is a gap between the first material tray 23 and the two sets of centering plates 33 to facilitate the rotation of the first material tray 23, and then the user puts the second material tray 23 wrapped with holographic pattern film The tray 36 is placed between the first material plates 35, and is positioned and guided by the positioning hand rod 37. The user then controls the second electric push rod 47 to work, and the output end of the second electric push rod 47 is extended. The extended second electric push rod 47 can make the second fixing rod 43 no longer inside the second material plate 41. The user then fixes the third material tray 42 on the second fixing rod 43, and then resets the second fixing rod 43 by controlling the second electric push rod 47, so that the third material tray 42 is between the second material plates 41. The user passes the holographic pattern film on the surface of the second material tray 36 through a group of through grooves 34, the layered guide plate 7 and another group of through grooves 34, and then fixes it on the surface of the third material tray 42 to facilitate the winding work. Then the user passes one end of the packaging paper through a group of guide fixings The wrapping paper passes through the guide fixture 12, passes between the lower pressure plate 3 and the layered guide plate 7, passes through another set of guide fixtures 12, and is finally fixed on a set of first material trays 23, which is convenient for winding work. The wrapping paper corresponds to the holographic pattern film, so as to facilitate the printing work. After the wrapping paper passes through the guide fixture 12, the pressure roller 15 can press the wrapping paper downward under the action of the first spring 14's own rebound force, which is convenient for fixing the wrapping paper before and after entering the printing program. The wrapping paper on the first material tray 23 can be fixed and guided by two sets of guide fixtures 12. Then the user controls the device to print, and the output end of the hydraulic rod 4 moves downward, thereby driving the lower pressure plate 3 to move downward. At the same time, the suction fan 38 works, and the air enters the connecting pipe 40 through the fixed bellows 39.The holographic pattern film is fixed by the suction force of the top of the fixed bellows 39, and the printing accuracy is ensured. At the same time, the lower pressing plate 3 drives the template 6 and the spreading plate 16 to move downward. When the flattening roller 17 at the bottom of the spreading plate 16 contacts the packaging paper, the flattening roller 17 can be rotated under the action of the lower pressing plate 3, so as to facilitate the pressing work of the spreading plate 16. When the spreading plate 16 is pressed downward, it moves in a circle with the fixed shaft 18 as the axis. The spreading plate 16 compresses the torsion spring 19 while rotating, and also compresses the second spring 21 is compressed, and the wrapping paper before printing is flattened and fixed by the flattening plate 16 and the flattening roller 17 to avoid damage during printing and improve the printing quality. The wrapping paper is die-stamped by the template 6 in the middle of the lower pressing plate 3, and the pattern on the template 6 is embossed on one side of the wrapping paper. At the same time, the other side of the wrapping paper is tightly fitted with the holographic pattern film, so that the pattern on the holographic pattern film is printed on one side of the wrapping paper. Two printing effects are achieved through one embossing, which further shortens the printing time and improves the printing efficiency. After one printing is completed, The hydraulic rod 4 controls the lower pressure plate 3 and the template 6 to reset, and the suction fan 38 is turned off, so that the holographic pattern film is no longer fixed by suction. At the same time, the spreading plate 16 is reset under the action of the torsion spring 19, and then the first motor 27 and the third motor 44 work at the same time. The output end of the first motor 27 drives the first fixed rod 24 and a group of first material trays 23 to rotate through the first universal joint 28, so that the printed packaging paper is rolled up, and the output end of the third motor 44 drives the second fixed rod 43 and the third material tray 42 to rotate through the second universal joint 45, so that the discarded holographic pattern film is rolled up for centralized processing, and then the suction fan 38 and the hydraulic rod 4 work again, and automatically and repeatedly perform downward pressure printing and rolling work in turn. The device has a high degree of automation and does not require manual intervention again. It only needs to load and unload materials, which is very convenient for users. At the same time, it can achieve two printing effects at one time, thereby improving the user's work efficiency. It can also be positioned and fixed during printing, and it can also avoid wrinkles or looseness of the packaging paper during printing, thereby improving the quality of printing, and achieving the purpose of cost reduction and gain. ,
[0044] It will be apparent to those skilled in the art that the invention is not limited to the details of the exemplary embodiments described above and that the invention can be implemented in other specific forms without departing from the spirit or essential features of the invention. Therefore, the embodiments should be considered exemplary and non-limiting in all respects, and the scope of the invention is defined by the appended claims rather than the foregoing description, and it is intended that all variations falling within the meaning and scope of the equivalent elements of the claims be included in the invention. Any reference numeral in a claim should not be considered as limiting the claim to which it relates.
Claims
1. A highly efficient printing device for cigarette box label appearance, characterized in that: The invention comprises a main frame (1), a flattening and pressing mechanism, a first feeding mechanism and a second feeding mechanism, wherein the top of the main frame (1) is fixedly connected to a fixed frame (2), a lower pressing plate (3) is arranged inside the fixed frame (2), a hydraulic rod (4) is arranged at the top of the fixed frame (2), and the output end of the hydraulic rod (4) is fixedly connected to the lower pressing plate (3), both ends of the lower pressing plate (3) are slidably connected to guide rods (5), and both ends of the guide rods (5) are respectively fixedly connected to the main frame (1) and the fixed frame (2), the bottom end of the middle part of the lower pressing plate (3) is slidably connected to a template (6), the top end of the middle part of the main frame (1) is fixedly connected to a layered guide plate (7), the middle part of one end of the lower pressing plate (3) is connected to a first threaded rod (8) through a bearing, and one end of the first threaded rod (8) is connected to one end of the template (6). The lower pressing plate (3) is connected by threads, one end of the lower pressing plate (3) is provided with a receiving groove (9), the interior of the receiving groove (9) is slidably connected with a fixed block (10), and one end of the fixed block (10) is in contact with one end of the template (6), one end of the lower pressing plate (3) is connected with a second threaded rod (11) through a bearing, and one end of the second threaded rod (11) is connected with the middle part of the fixed block (10) through a thread, both ends of the layered guide plate (7) are fixedly connected with a guide fixture (12), the interior of the guide fixture (12) is slidably connected with a movable plate (13), the top of the movable plate (13) is evenly fixedly connected with a first spring (14), the bottom end of the movable plate (13) is connected with three groups of pressure rollers (15) through bearings, and the bottom ends of the pressure rollers (15) are in contact with the layered guide plate (7); The second feeding mechanism comprises a through slot (34), a first material plate (35), a second material tray (36), a positioning hand lever (37), a suction fan (38), a fixed bellows (39), a connecting pipe (40), a second material plate (41), a third material tray (42), a second fixed rod (43), a third motor (44), a second universal joint (45), a pull sleeve (46), a second electric push rod (47) and a second limit plate (48). Both ends of the main frame (1) are provided with through slots (34). One end of the main frame (1) is fixedly connected with two groups of first material plates (35), and the first material plates (35) are located on both sides of a group of through slots (34). A second material tray (36) is arranged between the first material plates (35), a positioning hand rod (37) is arranged inside the second material tray (36), and both ends of the positioning hand rod (37) are respectively located in the middle of the first material plate (35), one end of the main frame (1) is fixedly connected to two groups of second material plates (41), a third material tray (42) is arranged between the second material plates (41), a second fixing rod (43) is arranged in the middle of the third material tray (42), and one end of the second fixing rod (43) is located in the middle of one group of second material plates (41), and the middle of the second fixing rod (43) is located in the middle of another group of second material plates (41).
2. A device for efficiently printing cigarette box label appearance according to claim 1, characterized in that: The control end of the hydraulic rod (4) is electrically connected to an external power source via an external switch.
3. A device for efficiently printing cigarette box label appearance according to claim 2, characterized in that: One end of the template (6) is in the shape of an inclined surface, and one end of the fixing block (10) is in the shape of an inclined surface, and the inclined surface of the template (6) fits the inclined surface of the fixing block (10).
4. A device for efficiently printing cigarette box label appearance according to claim 3, characterized in that: The flattening and pressing mechanism comprises a flattening plate (16), a flattening roller (17), a fixed shaft (18), a torsion spring (19), a movable rotating part (20) and a second spring (21); both ends of the lower pressure plate (3) are provided with a flattening plate (16); one end of the flattening plate (16) is connected to the flattening roller (17) via a bearing; the other end of the flattening plate (16) is rotatably connected to the fixed shaft (18); one end of the flattening plate (16) is provided with a torsion spring (19), and both ends of the torsion spring (19) are respectively fixedly connected to the flattening plate (16) and the fixed shaft (18); the middle and lower parts of the flattening plate (16) are connected to five groups of movable rotating parts (20) via rotating shafts; the top ends of the movable rotating parts (20) are fixedly connected to the second springs (21), and the top ends of the second springs (21) are fixedly connected to the lower pressure plate (3); and the two groups of the flattening plates (16) are in an eight-shaped shape.
5. A device for efficiently printing cigarette box label appearance according to claim 4, characterized in that: The first loading mechanism comprises a fixed plate (22), a first material tray (23), a first fixed rod (24), a first electric push rod (25), a rotating top member (26), a first motor (27), a first universal joint (28), a first limit plate (29), a slide groove (30), a second motor (31), a reverse threaded rod (32) and a centering plate (33). Both ends of the main frame (1) are fixedly connected with two sets of fixed plates (22), and a first material tray (23) is provided between the fixed plates (22). 3), a first fixed rod (24) is provided in the middle of the first material tray (23), both ends of the main frame (1) are connected to first electric push rods (25) through bearings, the output ends of the first electric push rods (25) are connected to rotating top members (26) through rotating shafts, and the rotating top members (26) are respectively rotatably connected to the first fixed rod (24), one end of the main frame (1) is provided with a first motor (27), and one end of the first fixed rod (24) is fixedly connected to a first universal joint (28) , one end of one group of the first universal joints (28) is fixedly connected to the main frame (1), one end of the other group of the first universal joints (28) is fixedly connected to the output end of the first motor (27), both ends of the rotating top member (26) are provided with first limit plates (29), and the first limit plates (29) are fixedly connected to the first fixing rod (24), one end of the first fixing rod (24) is located inside one group of fixing plates (22), and the middle part of the first fixing rod (24) is located inside the other group of fixing plates Inside the fixed plate (22), one end of the main frame (1) is provided with a slide groove (30), one end of the slide groove (30) is provided with a second motor (31), an output end of the second motor (31) is fixedly connected to a reverse threaded rod (32), and one end of the reverse threaded rod (32) is connected to the inner wall of the slide groove (30) via a bearing, and both ends of the reverse threaded rod (32) are connected to a centering plate (33) via threads, and the centering plates (33) are respectively located on both sides of the first material tray (23).
6. A device for efficiently printing cigarette box label appearance according to claim 5, characterized in that: The control ends of the first motor (27) and the second motor (31) are both electrically connected to an external power source via an external switch.
7. A device for efficiently printing cigarette box label appearance according to claim 6, characterized in that: A suction fan (38) is arranged in the middle of the main frame (1), and two sets of fixed bellows (39) are arranged in the middle of the main frame (1). The output end of the suction fan (38) is connected to a connecting pipe (40), and both ends of the connecting pipe (40) are respectively connected to the fixed bellows (39). The fixed bellows (39) are located on both sides of the middle of the layered guide plate (7). A third motor (44) is arranged at one end of the main frame (1), and the output end of the third motor (44) is fixedly connected to a second universal joint ( 45), and one end of the second universal joint (45) is fixedly connected to one end of the second fixed rod (43), the middle part of the second fixed rod (43) is rotatably connected to a pull sleeve (46), both ends of the pull sleeve (46) are provided with second limit plates (48), and the second limit plates (48) are fixedly connected to the second fixed rod (43), one end of the main frame (1) is connected to a second electric push rod (47) via a rotating shaft, and the output end of the second electric push rod (47) is connected to the pull sleeve (46) via a rotating shaft.
8. The device for efficiently printing cigarette box label appearance according to claim 7, characterized in that: The control ends of the suction fan (38), the third motor (44) and the second electric push rod (47) are all electrically connected to an external power source via an external switch.
9. A method for operating the device for efficiently printing the appearance of cigarette labels on cigarette boxes as claimed in claim 8, characterized in that: Step 1: Installation, the user inserts the required template (6) into the lower pressing plate (3), performs preliminary fixation by rotating the first threaded rod (8), and then rotates the second threaded rod (11) to lower the fixing block (10), and fixes the template (6) for a second time by aligning the inclined surface of the fixing block (10) with the inclined surface of the template (6). Otherwise, the template (6) can be removed for replacement or maintenance; Step 2: Loading 1, the user controls the first electric push rod (25) to work, so that the first fixed rod (24) rotates with the first universal joint (28) as the axis and is no longer inside the fixed plate (22), then the user fixes the first material tray (23) wrapped with packaging paper and the empty first material tray (23) on the surface of the first fixed rod (24), and then lowers it through the first electric push rod (25), so that the first material tray (23) is between the fixed plates (22), and the user controls the second motor (31) to work, and uses the reverse threaded rod (32) and the centering plate (33) to center the first material tray (23) wrapped with packaging paper; Step 3: Loading the second material, the user places the second material tray (36) wrapped with the holographic pattern film between the first material plates (35), and uses the positioning hand lever (37) to position and guide it. The user then controls the second electric push rod (47) to work so that the second fixing rod (43) is no longer inside the second material plate (41). The user then fixes the third material tray (42) on the second fixing rod (43), and controls the second electric push rod (47) to reset the second fixing rod (43), so that the third material tray (42) is between the second material plates (41); Step 4: Preparation, the user passes the holographic pattern film on the surface of the second material tray (36) through a set of through grooves (34), a layered guide plate (7) and another set of through grooves (34), and then fixes it on the surface of the third material tray (42), and then passes one end of the packaging paper through a set of guide fixers (12), then passes between the lower pressing plate (3) and the layered guide plate (7), and then passes through another set of guide fixers (12), and finally fixes it on a set of first material trays (23), so that the packaging paper corresponds to the holographic pattern film, so as to facilitate the printing work; Step 5: Printing. The packaging paper on the first material tray (23) can be fixed and guided by two sets of guide fixers (12). The output end of the hydraulic rod (4) drives the lower pressure plate (3) to move downward. At the same time, the suction fan (38) works. Air enters the connecting pipe (40) through the fixed bellows (39) and is discharged through the suction fan (38). The holographic pattern film is fixed under the action of the suction force at the top of the fixed bellows (39). The lower pressure plate (3) drives the template (6) and the flattening plate (16) to move downward. The packaging paper before printing is flattened and fixed by the flattening plate (16) and the flattening roller (17) to avoid damage during printing. The packaging paper is die-stamped by the template (6) in the middle of the lower pressure plate (3). The pattern on the template (6) is embossed on one side of the packaging paper. At the same time, the other side of the packaging paper is tightly fitted with the holographic pattern film, so that the pattern on the holographic pattern film is printed on one side of the packaging paper. Two printing effects are achieved by one embossing. Step 6: Reset and print again, the hydraulic rod (4) controls the lower pressure plate (3) and the template (6) to reset, the suction fan (38) is turned off, and at the same time, the spreading plate (16) is reset under the action of the torsion spring (19), and then the first motor (27) and the third motor (44) work at the same time, the output end of the first motor (27) drives the first fixed rod (24) and a group of first material trays (23) to rotate through the first universal joint (28), so that the printed packaging paper is rolled up, and the output end of the third motor (44) drives the second fixed rod (43) and the third material tray (42) to rotate through the second universal joint (45), so that the discarded holographic pattern film is rolled up, and then the suction fan (38) and the hydraulic rod (4) work again, so that the downward pressure printing and rolling work are automatically and reciprocatingly performed in sequence.
Citation Information
Patent Citations
Film double-surface mold pressing method
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