Packaging carton pre-printing plate burning device

Abstract

The utility model discloses a packaging carton printing-down device before printing, which comprises a shell and a lamp holder, a connecting frame is movably inserted into the top of the shell, an air cylinder is fixedly connected to the outer wall of the top of the shell, one end of a piston rod of the air cylinder is fixed with the connecting frame, a connecting plate is fixedly connected to the bottom end of the connecting frame, and the lamp holder is fixedly connected with the connecting plate. Hemispheres are fixedly connected to the bottoms of the two ends of the connecting plate, a rotating shaft is movably connected to the bottom of the connecting plate, a mounting frame is fixedly connected to the bottom end of the rotating shaft, a protruding block is fixedly connected to the upper surface of the lamp holder and rotationally connected with the mounting frame, and a power assembly for driving the rotating shaft to rotate is arranged at the bottom of the connecting plate. And a lampshade is fixedly connected to the bottom of the lamp holder. The device can adapt to printing plates with different thicknesses, meanwhile, the printing plates can be fully burnt, and the guide rods can be prevented from moving out of the shell through the limiting plates.

Description

TECHNICAL FIELD

[0001] The utility model relates to packing carton processing technical field especially, relates to a kind of packing carton prepressing exposure device. BACKGROUND

[0002] The processing flow of carton has a step of exposure operation, that is, the process of exposing and printing graphics on materials coated with photosensitive materials, such as screen, PS plate and resin plate.

[0003] After searching, a kind of packing carton prepressing exposure device with the announcement number CN211905977U can converge the lamp tube emitted by exposure lamp, improve the exposure efficiency, and can also adjust the irradiation range of exposure convergent light, suitable for different size of printing plate. However, the distance between exposure lamp and printing plate also affects the exposure efficiency, and the height of the exposure lamp cannot be adjusted, which makes it difficult to adapt to printing plates of different thicknesses, thereby affecting the exposure efficiency. UTILITY MODEL CONTENT

[0004] The utility model aims at solving the shortcomings in the prior art and provides a kind of packing carton prepressing exposure device.

[0005] To achieve the above object, the utility model adopts the following technical scheme:

[0006] A kind of packing carton prepressing exposure device, including shell and lamp holder, the top of the shell is movably inserted with connecting frame, the top outer wall of the shell is fixedly connected with pneumatic cylinder, and the one end of pneumatic cylinder piston rod is fixed with connecting frame, the bottom of connecting frame is fixedly connected with connecting plate, the bottom of connecting plate is fixedly connected with hemispheres, the bottom of connecting plate is movably connected with shaft, the bottom of shaft is fixedly connected with mounting bracket, the upper surface of lamp holder is fixedly connected with lug, and lug is rotatably connected with mounting bracket, the bottom of connecting plate is equipped with power component that drives shaft rotation, the bottom of lamp holder is fixedly connected with lampshade, the upper surface of lamp holder is fixedly connected with fixed column, and fixed column can be contacted with hemispheres.

[0007] As a further scheme of the utility model, the upper surface of the lamp holder is fixedly connected with two counterweights.

[0008] As a further scheme of the utility model, the power component includes a servo motor, which is fixed on the upper surface of the connecting plate by bolts, the bottom of the connecting plate is movably connected with a second gear, and the one end of the output shaft of the servo motor is fixed with the second gear, the outer side of the shaft is keyed with a first gear, and the first gear is engaged with the second gear.

[0009] As a further scheme of the utility model, the bottom inner wall of the shell is fixedly connected with a placing table, and the lampshade is located above the placing table.

[0010] As a further scheme of the utility model, the upper surface of the connecting plate is fixedly connected with two guide rods, and the guide rods are slidingly connected with the shell.

[0011] As a further scheme of the utility model, one side of the shell is movably connected with two door plates.

[0012] As a further scheme of the utility model, one side of the door plate is fixedly connected with a handle.

[0013] As a further scheme of the utility model, the top end of the guide rod is fixedly connected with a limiting plate.

[0014] The utility model has the advantages of:

[0015] 1. The utility model can adjust the height of the lamp holder, thereby adjusting the distance between the lamp holder and the printing plate, making the device adapt to printing plates of different thicknesses, and improving the exposure efficiency and flexibility of the device.

[0016] 2. The utility model is provided with a fixed column and a hemisphere, which are used in cooperation, so that the lamp holder and the lampshade swing during rotation, thereby expanding the exposure range, further exposing the printing plate sufficiently, and improving the use effect of the device.

[0017] 3. The utility model not only can keep the lamp holder balanced by the cooperation of the counterweight and the fixed column, but also can limit the height of the guide rod by the limiting plate, avoiding the guide rod from moving out of the shell. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 A three-dimensional structure schematic view of a packaging paper box pre-press exposure device is provided for the utility model;

[0019] Figure 2 An internal structure schematic view of a packaging paper box pre-press exposure device is provided for the utility model;

[0020] Figure 3 A local enlarged structure schematic view of a packaging paper box pre-press exposure device is provided for the utility model;

[0021] Figure 4 A local sectional structure schematic view of a packaging paper box pre-press exposure device is provided for the utility model.

[0022] In the figure: 1, the shell; 2, the door panel; 3, the handle; 4, the guide rod; 5, the limiting plate; 6, the connecting frame; 7, the air cylinder; 8, the connecting plate; 9, the lamp holder; 10, the placing table; 11, the hemisphere; 12, the servo motor; 13, the first gear; 14, the mounting frame; 15, the second gear; 16, the lampshade; 17, the fixed column; 18, the counterweight. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. The described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without creative labor belong to the protection scope of the utility model.

[0024] Referring to Figures 1-4 A kind of packaging carton prepress exposure device, including shell 1 and lamp holder 9, the bottom of lamp holder 9 is fixed with lampshade 16 by bolt, the top of shell 1 is movably inserted with connecting frame 6, the top outer wall of shell 1 is fixed with air cylinder 7 by bolt, and the one end of air cylinder 7 piston rod is fixed with connecting frame 6, the bottom of connecting frame 6 is fixed with connecting plate 8 by bolt, the bottom of connecting plate 8 both ends is fixed with hemisphere 11 by bolt, the bottom of connecting plate 8 is rotatably connected with shaft, the bottom of shaft is fixed with mounting frame 14 by bolt, air cylinder 7 elongation makes connecting frame 6 drive connecting plate 8 move upwards, so that mounting frame 14 drive lamp holder 9 move upwards to the height required, further make the distance between lampshade 16 and printing plate be adjusted, so that the device can adapt to printing plate of different thickness with efficient exposure efficiency, the upper surface of lamp holder 9 is fixed with lug by bolt, and lug is rotatably connected with mounting frame 14, the bottom of connecting plate 8 is equipped with power component that drives shaft rotation, the upper surface of lamp holder 9 is fixed with fixed column 17 by bolt, and fixed column 17 can be contacted with hemisphere 11, power component makes mounting frame 14 drive lamp holder 9 and lampshade 16 rotation, lamp holder 9 rotation makes fixed column 17 move and contact with hemisphere 11, at this time fixed column 17 is extruded, so that the connection between lug on lamp holder 9 and mounting frame 14 is rotated, when fixed column 17 is separated from hemisphere 11, under the action of counterweight 18, lamp holder 9 resets and keeps balance, so repeatedly circulate, so that lamp holder 9 and lampshade 16 swing in the process of rotation, further make the range of exposure expand, obtain uniform exposure.

[0025] The utility model discloses, need explain, the upper surface of lamp stand 9 is fixed with two counterweight 18 through bolt, the gravity center of counterweight 18 and fixed column 17 is coaxial with the rotating shaft between the lugs and mounting bracket 14, through the cooperation of counterweight 18 and fixed column 17, it is favorable to lamp stand 9 keep balanced state, power assembly includes servo motor 12, servo motor 12 is fixed on the upper surface of connecting plate 8 through bolt, the bottom rotationally connected of connecting plate 8 has second gear 15, and servo motor 12 output shaft one end is fixed with second gear 15, the outside key of rotating shaft is connected with first gear 13, and first gear 13 is engaged with second gear 15, servo motor 12 rotates and makes second gear 15 drive first gear 13 rotate, to make rotating shaft drive mounting bracket 14 rotate, the bottom inner wall of shell 1 is fixed with placing table 10 through bolt, and lamp shade 16 is located the top of placing table 10, and placing table 10 is convenient to the positioning of material, the upper surface of connecting plate 8 is fixed with two guide rods 4 through bolt, and guide rod 4 is slidably connected with shell 1, and guide rod 4 can guide connecting plate 8, so that it can stably move up and down, one side of the rotating shaft of shell 1 is rotatably connected with two door plates 2, one side of door plate 2 is fixed with handle 3 through bolt, and it is convenient for staff to open and close door plate 2, the top of guide rod 4 is welded with limit plate 5, and limit plate 5 can limit the height of guide rod 4, to avoid guide rod 4 from shell 1.

[0026] Working principle: when the height of the exposure lamp needs to be adjusted, first start the air cylinder 7, the air cylinder 7 elongation makes the connecting frame 6 drive the connecting plate 8 to move upwards, so that the mounting bracket 14 drives the lamp stand 9 to move upwards to the required height, and then the distance between the lamp shade 16 and the printing plate on the placing table 10 is adjusted, so that the device can adapt to printing plates of different thicknesses. When exposure is needed, start the servo motor 12, which rotates to drive the first gear 13 to rotate, thereby driving the mounting bracket 14 to rotate with the lamp stand 9 and the lamp shade 16. The rotation of the lamp stand 9 moves the fixed column 17 into contact with the hemispherical body 11. At this time, the fixed column 17 is subjected to pressure, thereby causing the connection between the lugs on the lamp stand 9 and the mounting bracket 14 to rotate. When the fixed column 17 separates from the hemispherical body 11, the lamp stand 9 returns to its balanced state under the action of the counterweight 18. This cycle is repeated, causing the lamp stand 9 and the lamp shade 16 to oscillate during rotation, thereby expanding the exposure range and achieving further and full exposure.

[0027] Finally, it should be noted that those skilled in the art can still modify the technical solutions described in the foregoing embodiments or make equivalent substitutions for some technical features. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the utility model should be included within the scope of protection of the utility model.

Claims

1. A packaging carton pre-press proofing device comprising a housing (1) and a lamp holder (9), characterized in that, The top of the shell (1) is movably inserted with a connecting frame (6), the top outer wall of the shell (1) is fixedly connected with a gas cylinder (7), one end of the piston rod of the gas cylinder (7) is fixed with the connecting frame (6), the bottom end of the connecting frame (6) is fixedly connected with a connecting plate (8), the bottom of both ends of the connecting plate (8) is fixedly connected with a hemispherical body (11), the bottom of the connecting plate (8) is movably connected with a rotating shaft, the bottom end of the rotating shaft is fixedly connected with a mounting frame (14), the upper surface of the lamp holder (9) is fixedly connected with a protruding block, and the protruding block is rotatably connected with the mounting frame (14), the bottom of the connecting plate (8) is provided with a power assembly for driving the rotating shaft to rotate, the bottom of the lamp holder (9) is fixedly connected with a lampshade (16), the upper surface of the lamp holder (9) is fixedly connected with a fixed column (17), and the fixed column (17) can be in contact with the hemispherical body (11).

2. A pre-press proofing device for carton packaging according to claim 1, characterized in that, The upper surface of the lamp holder (9) is fixedly connected with two counterweights (18).

3. A pre-press proofing device for carton packaging according to claim 1, characterized in that, The power assembly comprises a servo motor (12), the servo motor (12) is fixed on the upper surface of the connecting plate (8) through bolts, the bottom of the connecting plate (8) is movably connected with a second gear (15), and one end of the output shaft of the servo motor (12) is fixed with the second gear (15), the outer side of the rotating shaft is key-connected with a first gear (13), and the first gear (13) is engaged with the second gear (15).

4. A carton pre-press proofing device according to claim 1, wherein, The bottom inner wall of the shell (1) is fixedly connected with a placing table (10), and the lampshade (16) is located above the placing table (10).

5. A carton pre-press proofing device according to claim 1, wherein, The upper surface of the connecting plate (8) is fixedly connected with two guide rods (4), and the guide rods (4) are slidably connected with the shell (1).

6. A carton pre-press proofing device according to claim 1, wherein, The side of the shell (1) is movably connected with two door plates (2).

7. A carton pre-press proofing apparatus as claimed in claim 6, wherein, The side of the door plate (2) is fixedly connected with a handle (3).

8. A carton pre-press proofing device according to claim 5, wherein, The top end of the guide rod (4) is fixedly connected with a limiting plate (5). The top end of the guide rod (4) is fixedly connected with a limiting plate (5).

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