A UV reverse printing and curing device for packaging paper boxes

Abstract

The present invention relates to the field of UV reverse printing technology, and specifically relates to a UV reverse printing curing device for packaging paper boxes, comprising a control box, wherein an inner cavity of the control box is provided with a column, a control board, an outer cylinder, a cross bar, an axle rod 1 and a light guide box, the upper end of the column is fixedly connected to the inner wall of the control box, the lower end of the column contacts the control board, one side of the control board is fixedly connected to the outer cylinder, the lower end of the control board is provided with a cross bar, the middle part of the outer cylinder is movably sleeved with the axle rod 1, and one side of the column is provided with a light guide box, which is fixed to the inner wall of the control box. The structural design of the present invention realizes automatic control and interruption of UV light source irradiation in the control box, specifically, when the paper box board is conveyed, the light source lamp will be triggered to perform illumination work, and the paper box board stops conveying and no longer performs illumination. No additional motor device control is required, and automatic touch control is realized, thereby realizing precise automatic transmission in the narrow space in the inner cavity of the control box.

Description

Technical Field

[0001] The invention relates to the technical field of UV reverse printing, in particular to a UV reverse printing curing device for a packaging paper box. Background Art

[0002] The curing area in the UV reverse printing machine in the prior art drives the transportation of the carton board by rotation. The carton board is pre-coated with curing oil. The carton board is pressed by the curing drum, and the texture on the curing drum will be printed on the oil layer of the carton board. Combined with the irradiation of UV light, the curing and molding work is achieved.

[0003] If we can invent an automatic touch-control device using UV light to replace the power control device in traditional technology, it will have a certain energy-saving and emission-reduction effect, while reducing the space occupied by the instrument and the device, thus solving the problem. To this end, we provide a UV reverse printing and curing device for packaging cartons. Summary of the Invention

[0004] The object of the present invention is to provide a UV reverse printing and curing device for packaging paper boxes to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the present invention provides the following technical solution: a UV reverse printing and curing device for a packaging paper box, comprising a control box, wherein an inner cavity of the control box is provided with a column, a control board, an outer cylinder, a cross bar, an axle rod 1 and a light guide box, the upper end of the column is fixedly connected to the inner wall of the control box, the lower end of the column contacts the control board, one side of the control board is fixedly connected to the outer cylinder, the lower end of the control board is provided with a cross bar, the middle part of the outer cylinder is movably sleeved with axle rod 1, one side of the column is provided with a light guide box, the light guide box is fixed to the inner wall of the control box, a cylindrical groove is provided on the bottom surface of the lower end of the column, a bellows and a telescopic column are movably sleeved in the cylindrical groove of the column, the lower end of the bellows is fixedly connected to the telescopic column, The lower end of the telescopic column protrudes from the column, and the lower end of the telescopic column contacts the control plate. A metal sheet and a metal block are provided in the inner cavity of the bellows. The control plate is in the shape of a fan-shaped plate and a protruding plate is integrally connected to each side of the plate body. A number of evenly distributed block-shaped control grooves are provided on the control plate. A propulsion device is provided in the inner cavity of the control groove. The propulsion device includes a support seat, a control rod, a spring, a propulsion cylinder and a second shaft rod. One end of the support seat is fixedly connected to the control rod, and a spring is sleeved on the control rod. The other end of the support seat is provided with a propulsion cylinder, and the middle part of the propulsion cylinder is movably sleeved with the second shaft rod. The second end of the shaft rod is fixedly connected to the support seat, and a number of evenly distributed spring sheets are arranged on the propulsion cylinder.

[0006] Preferably, the telescopic column is shaped like a cylinder with a hemisphere integrally connected to one end, the hemispherical end of the telescopic column protrudes from the column, the column body of the telescopic column is movably sleeved in the cylindrical groove of the column, and a fixed ring on the side wall of the column body of the telescopic column is provided with a plurality of evenly distributed protruding sliders, and the protruding slider portion on the telescopic column extends into a slide groove opened on the inner wall of the cylindrical groove of the column.

[0007] Preferably, the bellows is movably sleeved in the cylindrical groove of the column, and a metal sheet and a metal block are provided in the inner cavity of the bellows. Two symmetrically distributed metal sheets are provided on one side of the metal block, and one end of the metal sheet is fixedly embedded in the column. The metal block is shaped like a sphere and one end is integrally connected to the cylinder. One cylindrical end of the metal block is fixedly connected to the bottom surface of the telescopic column.

[0008] Preferably, the spring sheet is shaped like a U-shaped plate and the end of the plate is bent outward. The spring sheet is fit into a T-shaped plate groove opened on the inner wall of the propulsion cylinder. Part of the spring sheet protrudes from the propulsion cylinder, and the protruding part of the spring sheet fits into the groove opened on the second outer wall of the shaft rod.

[0009] Preferably, one end of the control rod extends into a cylindrical groove opened on the control panel, a fixed ring on the side wall of the control rod is provided with a number of evenly distributed protruding sliders, and the protruding slider portion on the control rod extends into a slide groove opened on the inner wall of the cylindrical groove of the control panel.

[0010] Preferably, one end of the spring contacts the bottom surface of the control groove, and the other end of the spring presses against the support seat. The support seat is shaped like a half-mouth-shaped bent plate, and the propulsion cylinder is arranged in the inner cavity of the support seat.

[0011] Compared with the prior art, the present invention has the following beneficial effects:

[0012] 1. The structural design of the present invention realizes the automatic control and interruption of the UV light source irradiation in the control box. Specifically, when the carton board is conveyed, the light source lamp will be triggered to illuminate the carton board. When the carton board stops conveying, the illumination will no longer be performed. No additional motor device control is required, and automatic touch control is realized. In this way, precise automatic transmission is achieved in the narrow space inside the control box cavity.

[0013] 2. The device uses several propulsion devices to stick to the moving carton board, and uses friction to push the propulsion devices, thereby controlling the control panel. The control panel moves stably and contacts the telescopic column, thereby triggering the contact work between the metal sheet and the metal block. The function is stable and powerful. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the structure of the present invention;

[0015] Figure 2 for Figure 1 Schematic diagram of the structure at A in the middle;

[0016] Figure 3 This is a schematic diagram of the control panel structure.

[0017] In the figure: 1 control box, 2 column, 3 control board, 4 outer cylinder, 5 cross bar, 6 axis rod 1, 7 light guide box, 8 bellows, 9 telescopic column, 10 metal sheet, 11 metal block, 12 control slot, 13 propulsion device, 14 support seat, 15 control rod, 16 spring, 17 propulsion cylinder, 18 axis rod 2, 19 spring sheet, 20 light source lamp, 21 carton board. DETAILED DESCRIPTION

[0018] The following will clearly and completely describe the technical solutions in the embodiments of the present invention in conjunction with the accompanying drawings. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. All other embodiments obtained by ordinary technicians in this field based on the technical solutions in the present invention without making any creative efforts shall fall within the scope of protection of the present invention.

[0019] See also Figures 1 to 3 The present invention provides a technical solution: a UV reverse printing and curing device for a packaging paper box, comprising a control box 1, wherein an inner cavity of the control box 1 is provided with a column 2, a control board 3, an outer cylinder 4, a cross bar 5, a shaft rod 6 and a light guide box 7, the upper end of the column 2 is fixedly connected to the inner wall of the control box 1, the lower end of the column 2 contacts the control board 3, one side of the control board 3 is fixedly connected to the outer cylinder 4, the lower end of the control board 3 is provided with a cross bar 5, the middle part of the outer cylinder 4 is movably sleeved with a shaft rod 6, a light guide box 7 is provided on one side of the column 2, the light guide box 7 is fixed to the inner wall of the control box 1, a cylindrical groove is provided on the bottom surface of the lower end of the column 2, a bellows 8 and a telescopic column 9 are movably sleeved in the cylindrical groove of the column 2, the lower end of the bellows 8 is fixedly connected to the telescopic column 9, and the lower end of the telescopic column 9 protrudes from the column 2. The lower end of the telescopic column 9 is in contact with the control panel 3, and a metal sheet 10 and a metal block 11 are provided in the inner cavity of the bellows 8. The control panel 3 is in the shape of a fan-shaped plate and a protruding plate is integrally connected to each side of the plate body. A number of evenly distributed block-shaped control grooves 12 are provided on the control panel 3, and a propulsion device 13 is provided in the inner cavity of the control groove 12. The propulsion device 13 includes a support seat 14, a control rod 15, a spring 16, a propulsion cylinder 17 and a second shaft 18. One end of the support seat 14 is fixedly connected to the control rod 15, and the control rod 15 is sleeved with a spring 16. The other end of the support seat 14 is provided with a propulsion cylinder 17, and the middle part of the propulsion cylinder 17 is movably sleeved with a second shaft 18. The end of the second shaft 18 is fixedly connected to the support seat 14, and a number of evenly distributed spring sheets 19 are provided on the propulsion cylinder 17. Figure 1The control box 1 is in the shape of a box shell with an open bottom. The control box 1 is buckled on the rotating roller. The UV reverse printing machine in the prior art has several rotating rollers arranged in the machine. The rotating rollers are driven by the driving mechanism in the prior art. The rotation of the rotating rollers drives the carton board to be transported. The control box 1 is installed with a curing device in the prior art. That is, when the carton board 21 moves, the carton board 21 is clamped by the rotating roller and the curing shape rotating drum, and the oil on the carton board 21 is rigidly pressed into shape. In this process, the irradiation of the light source lamp 20 is cooperated to achieve stable and efficient curing and molding of the oil layer on the carton board. The light source lamp 20 is connected to a wire, and the other end of the wire extends to the outside of the control box 1. The metal sheet 10 is fixed with a connecting wire. The design of the metal sheet 10 interrupts the other wire connected to the light source lamp 20. The two metal sheets 10 can realize the circuit connection of the other wire by contacting the metal block 11, and the two wires connected to the control box 1 are extended to the power supply mechanism in the prior art to realize power supply to the light source lamp 20.

[0020] The telescopic column 9 is shaped like a cylinder with a hemispherical body integrally connected to one end. The hemispherical end of the telescopic column 9 protrudes from the column 2. The column body of the telescopic column 9 is movably sleeved in the cylindrical groove of the column 2, and a fixed ring on the column side wall of the telescopic column 9 is provided with a number of evenly distributed protruding sliders. The protruding slider portion on the telescopic column 9 extends into the slide groove opened on the inner wall of the cylindrical groove of the column 2.

[0021] The bellows 8 is movably sleeved in the cylindrical groove of the column 2. A metal sheet 10 and a metal block 11 are provided in the inner cavity of the bellows 8. Two symmetrically distributed metal sheets 10 are provided on one side of the metal block 11. One end of the metal sheet 10 is fixedly embedded in the column 2. The metal block 11 is shaped like a sphere and one end is integrally connected to the cylinder. One end of the cylinder of the metal block 11 is fixedly connected to the bottom surface of the telescopic column 9.

[0022] The spring sheet 19 is shaped like a U-shaped plate and the end of the plate is bent outward. The spring sheet 19 is fit into the T-shaped plate groove opened on the inner wall of the propulsion cylinder 17. Part of the spring sheet 19 protrudes from the propulsion cylinder 17, and the protruding part of the spring sheet 19 fits into the groove opened on the outer wall of the shaft rod 18.

[0023] One end of the control rod 15 extends into the cylindrical groove opened on the control board 3. The fixed ring on the side wall of the control rod 15 is provided with a number of evenly distributed protruding sliders. The protruding slider part on the control rod 15 extends into the slide groove opened on the inner wall of the cylindrical groove of the control board 3.

[0024] One end of the spring 16 contacts the bottom surface of the control groove 12 , and the other end of the spring 16 presses against the support seat 14 . The support seat 14 is shaped like a half-mouth bent plate, and the propulsion tube 17 is arranged in the inner cavity of the support seat 14 .

[0025] Working principle: The carton board 21 is moving and conveying, and the curing and molding work is carried out. The light source lamp 20 emits light to irradiate the UV light. The factor that triggers the UV light to be energized and illuminated comes from the movement of the carton board 21. Specifically, the carton board 21 drives the propulsion device 13 during movement, and the spring 16 rebounds to lift the support seat 14. The support seat 14 controls the propulsion cylinder 17, so that the propulsion cylinder 17 and the carton board 21 are in contact. Through friction, the carton board 21 drives the propulsion cylinder 17 to rotate. The propulsion cylinder 17 is affected by the positioning of several spring sheets 19 during rotation, and then the propulsion cylinder 17 is forced to move. The propulsion cylinder 17 drives the control board 3, and the outer cylinder 4 controls the control board 3. The telescopic column 9 moves upward, driving the metal block 11. The metal block 11 moves upward, and the metal block 11 contacts the two metal sheets 10. The two metal sheets 10 are connected in circuit through the metal block 11, and then the light source lamp 20 is turned on to illuminate and the transportation of the carton board 21 is stopped. The air pressure in the bellows 8 forces the telescopic column 9 to descend and return to its initial position. The control board 3 moves in the opposite direction to return to its initial position. The control board 3 is intercepted and supported by the cross bar 5. The metal block 11 and the metal sheet 10 are no longer in contact, the circuit is interrupted, and the light source lamp 20 no longer illuminates, thereby achieving control.

[0026] While 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 these embodiments without departing from the principles and spirit of the invention, and that the scope of the invention is defined by the appended claims and their equivalents.

Claims

1. A UV reverse printing and curing device for packaging paper boxes, comprising a control box (1), characterized in that: The inner cavity of the control box (1) is provided with a column (2), a control panel (3), an outer tube (4), a cross bar (5), an axis rod (6) and a light guide box (7). The upper end of the column (2) is fixedly connected to the inner wall of the control box (1), the lower end of the column (2) contacts the control panel (3), one side of the control panel (3) is fixedly connected to the outer tube (4), the lower end of the control panel (3) is provided with a cross bar (5), and the middle part of the outer tube (4) is movably sleeved with the axis rod (6). (6), a light guide box (7) is provided on one side of the column (2), the light guide box (7) is fixed on the inner wall of the control box (1), a cylindrical groove is provided on the bottom surface of the lower end of the column (2), a bellows (8) and a telescopic column (9) are movably sleeved in the cylindrical groove of the column (2), the lower end of the bellows (8) is fixedly connected to the telescopic column (9), the lower end of the telescopic column (9) protrudes from the column (2), and the lower end of the telescopic column (9) and the control board (3) are connected. Contact, a metal sheet (10) and a metal block (11) are provided in the inner cavity of the bellows (8), the control plate (3) is in the shape of a fan-shaped plate and a protruding plate is integrally connected to each side of the plate body, a plurality of evenly distributed block-shaped control grooves (12) are provided on the control plate (3), a propulsion device (13) is provided in the inner cavity of the control groove (12), the propulsion device (13) comprises a support seat (14), a control rod (15), a spring (16), a propulsion cylinder (17) and a second shaft rod (18), one end of the support seat (14) is fixedly connected to the control rod (15), the control rod (15) is sleeved with a spring (16), the other end of the support seat (14) is provided with a propulsion cylinder (17), the middle part of the propulsion cylinder (17) is movably sleeved with the second shaft rod (18), the end of the second shaft rod (18) is fixedly connected to the support seat (14), and a plurality of evenly distributed spring sheets (19) are provided around the propulsion cylinder (17); The spring sheet (19) is in the shape of a U-shaped plate with the end of the plate bent outward. The spring sheet (19) is fitted in a T-shaped plate groove provided on the inner wall of the propulsion cylinder (17). A portion of the spring sheet (19) protrudes from the propulsion cylinder (17), and the protruding portion of the spring sheet (19) is fitted in a groove provided on the outer wall of the second shaft rod (18). A light source lamp (20) is provided in the light guide box (7). The light source lamp (20) emits light to perform UV light irradiation. A wire is connected to the light source lamp (20). The other end of the wire extends to the outside of the control box (1). A connecting wire is fixed to the metal sheet (10). The metal sheet (10) is connected to another wire of the light source lamp (20). The two metal sheets (10) are in contact with the metal block (11), thereby realizing circuit connection of the other wire.

2. The UV reverse printing and curing device for packaging paper boxes according to claim 1, characterized in that: The telescopic column (9) is shaped like a cylinder with a hemispherical body integrally connected at one end. The hemispherical end of the telescopic column (9) protrudes from the column (2). The column body of the telescopic column (9) is movably sleeved in the cylindrical groove of the column (2). A plurality of evenly distributed protruding sliders are provided on the fixed ring on the side wall of the column body of the telescopic column (9). The protruding slider portion on the telescopic column (9) extends into a slide groove provided on the inner wall of the cylindrical groove of the column (2).

3. The UV reverse printing and curing device for packaging paper boxes according to claim 1, characterized in that: The bellows (8) is movably sleeved in the cylindrical groove of the column (2). A metal sheet (10) and a metal block (11) are provided in the inner cavity of the bellows (8). Two symmetrically distributed metal sheets (10) are provided on one side of the metal block (11). One end of the metal sheet (10) is fixedly embedded in the column (2). The metal block (11) is shaped like a sphere, one end of which is integrally connected to the cylinder. One end of the cylinder of the metal block (11) is fixedly connected to the bottom surface of the telescopic column (9).

4. The UV reverse printing and curing device for packaging paper boxes according to claim 1, characterized in that: One end of the control rod (15) extends into a cylindrical groove formed on the control plate (3); a fixed ring on the side wall of the control rod (15) is provided with a plurality of evenly distributed protruding sliders; and the protruding slider portion on the control rod (15) extends into a slide groove formed on the inner wall of the cylindrical groove of the control plate (3).

5. The UV reverse printing and curing device for packaging paper boxes according to claim 1, characterized in that: One end of the spring (16) contacts the bottom surface of the control groove (12), and the other end of the spring (16) is pressed against the support seat (14). The support seat (14) is shaped like a half-mouth-shaped bent plate, and the propulsion cylinder (17) is arranged in the inner cavity of the support seat (14).

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