Color box light-storing oil-passing printing device

Abstract

The utility model provides a color box gloss storage and oil passing printing device which comprises a liquid storage bin, an open cavity is formed in the liquid storage bin, a limiting cavity is formed in the bottom of the liquid storage bin and communicated with the open cavity, a printing roller is rotationally installed in the limiting cavity, one part of the printing roller leaks out of the limiting cavity, and the other part of the printing roller is connected with the liquid storage bin. One end of the printing roller rotationally extends out of the interior of the liquid storage bin and is fixedly connected with the output end of a first driver, and the first driver is fixedly connected with the liquid storage bin. Due to the overall arrangement, oil liquid can be prevented from dripping, the oil sticking area of the hollow printing roller can be controlled according to the size of the color box when the color box is subjected to oil printing, only the oil liquid is stuck to the portion, making contact with the color box, of the hollow printing roller, and therefore oil liquid waste is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of color box printing, especially relates to a color box light storage oil printing device. BACKGROUND

[0002] Color box oiling refers to using an oiling machine to process color boxes coated with printing ink to produce a layer of bright oil film on the surface. This layer of oil film not only increases the strength of the color box, but also protects the ink layer of the color box, prevents scratches, color loss and dirt, and thus prolongs the service life of the color box.

[0003] Through the search, such as China patent number CN 214727401 U discloses a kind of color box high-quality light storage oil printing device, including workbench, control box, printing chamber, conveying mechanism, printing roller, ink transfer roller, inking roller, ink supply mechanism and drying mechanism;The ink supply mechanism includes ink tank, fixed plate, liquid storage tank, liquid pipe, liquid valve and liquid level sensor, the lower end of the inking roller is located in the inside of ink tank, the lower end of the liquid pipe is located above ink tank;Inking roller takes ink from ink tank by rotating, inking roller uniformly delivers light oil to ink transfer roller, ink transfer roller uniformly delivers light oil to printing roller, which is beneficial to printing roller to uniformly apply light oil to printed paper, improve the light quality, and the excess light oil on inking roller will also be re-dropped into ink tank, avoid the waste of light oil, and through the synergistic effect of liquid level sensor, liquid storage tank, liquid pipe and liquid valve, the light oil level of ink tank can also be detected and supplemented.

[0004] But the above-mentioned one kind of color box high-quality light storage oil printing device, in the process of printing, cannot control the area of printing roller surface sticking printing liquid, the surface of printing roller will stick full of printing liquid every time, so as to cause unnecessary waste when printing small size color box.

[0005] Therefore, it is very necessary to invent a color box light storage oil printing device. UTILITY MODEL CONTENT

[0006] In order to solve the above technical problems, the utility model provides a kind of color box light storage oil printing device, including liquid storage warehouse, the open cavity is set up on the liquid storage warehouse, the limit cavity is set up in the bottom of the liquid storage warehouse, the limit cavity is communicated with open cavity, printing roller is rotatably installed in the limit cavity, part of the printing roller leaks from the limit cavity, one end of the printing roller rotates and extends from the inside of the liquid storage warehouse and is fixedly connected with the output end of first driver, and the first driver is fixedly connected with the liquid storage warehouse;

[0007] The capacity adjusting plate is slidably installed in the open cavity of the liquid storage bin through a displacement adjuster, the part of the capacity adjusting plate in contact with the open cavity is sealed, the shape of the capacity adjusting plate corresponds to the shape of the open cavity, an arc-shaped opening corresponding to the printing roller is formed in the bottom of the capacity adjusting plate, and the capacity adjusting plate is in sliding sealing contact with the printing roller through the arc-shaped opening.

[0008] A dismounting opening is formed in one side of the bottom of the liquid storage bin, and the dismounting opening is coaxially communicated with the limiting cavity.

[0009] A seal cover is detachably and sealingly fixedly installed at the dismounting opening, and one end of the printing roller is rotationally connected with the seal cover.

[0010] The displacement adjuster comprises a lead screw and a motor, the lead screw is rotationally installed above the open cavity, one end of the lead screw rotationally extends from the liquid storage bin and is fixedly connected with the output end of the motor, the motor is fixedly installed outside the liquid storage bin, and the capacity adjusting plate is sleeved on the lead screw and is in meshing connection with the lead screw.

[0011] The printing roller comprises a power shaft and a hollow printing roller, the hollow printing roller is coaxially sleeved outside the power shaft, the power shaft and the hollow printing roller are rotationally installed in the limiting cavity, one end of the power shaft rotationally extends from the inside of the liquid storage bin and is fixedly connected with the output end of the first driver, the hollow printing roller is in rolling contact with the arc-shaped opening in the bottom of the capacity adjusting plate, and one end of the power shaft and the hollow printing roller is rotationally connected with the seal cover.

[0012] The power shaft is provided with a protrusion, and the protrusion is clamped with the hollow printing roller.

[0013] The hollow printing roller is internally provided with a clamping groove corresponding to the protrusion, and the protrusion is clamped with the clamping groove.

[0014] Compared with the prior art, the utility model has the advantages of the following:

[0015] The whole setting can not only prevent oil droplets from falling, but also can control the oil sticking area of the hollow printing roller according to the size of the color box when the color box is over-oil printed, so that only the part of the hollow printing roller in contact with the color box sticks the oil, thereby avoiding the waste of oil. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is the whole structure schematic diagram of the utility model.

[0017] Figure 2 It is the local cut structure schematic diagram of the liquid storage bin of the utility model.

[0018] Figure 3 It is the explosion structure schematic diagram of the utility model.

[0019] Figure 4 It is the A place local amplification structure schematic view of the utility model.

[0020] In the figure:

[0021] Liquid storage bin 1, open cavity 2, limit cavity 3, dismounting mouth 4, sealing cover 5, power shaft 6, protrusion 7, first driver 8, hollow printing roller 9, clamping groove 10, screw rod 11, motor 12, capacity adjusting plate 13. Specific implementation

[0022] In order to make the personnel in the technical field better understand the utility model scheme, the technical scheme in the utility model embodiment will be clearly and completely described below, obviously, the described embodiment is only a part of the embodiment of the utility model, not all. Based on the embodiment in the utility model, all other embodiments obtained by the ordinary skill in the art without making creative labor should belong to the protection scope of the utility model.

[0023] The utility model is further described below in connection with the drawings:

[0024] Embodiment:

[0025] As shown in the accompanying Figure 1 to the accompanying Figure 4 As shown:

[0026] The utility model provides a color box light storage over oil printing device, including liquid storage bin 1, be equipped with open cavity 2 on liquid storage bin 1 to store and deposit the oil needed for printing, install liquid level sensor in open cavity 2 to monitor how much oil in open cavity 2, the bottom of liquid storage bin 1 is equipped with limit cavity 3 to limit printing roller, guarantee the stability in the rotation process of printing roller, can be sealed to limit cavity 3 through printing roller simultaneously, prevent oil in open cavity 2 from dripping, limit cavity 3 is communicated with open cavity 2, printing roller is rotatably installed in limit cavity 3, a part of printing roller leaks from limit cavity 3 to take out the oil in open cavity 2 through the rotation of printing roller and is transferred on the color box in the process of contacting the color box, and one end of printing roller rotates and extends from the inside of liquid storage bin 1 and is fixedly connected with the output end of first driver 8 to drive printing roller to rotate through first driver 8, first driver 8 is fixedly connected with liquid storage bin 1, and first driver 8 adopts prior art, such as speed reducer motor in prior art;

[0027] In the embodiment, the capacity adjusting plate 13 is slidably installed in the open cavity 2 of the liquid storage bin 1 through the displacement adjuster, so as to adjust the position of the capacity adjusting plate 13 in the open cavity 2 through the displacement adjuster, thereby achieving the effect of adjusting the internal capacity of the open cavity 2. The capacity adjusting plate 13 corresponds in shape to the open cavity 2, and an arc-shaped opening corresponding to the printing roller is formed in the bottom of the capacity adjusting plate 13. The capacity adjusting plate 13 is in sliding sealing contact with the printing roller through the arc-shaped opening, so as to ensure the sealing between them and prevent oil leakage.

[0028] In the embodiment, the displacement adjuster is arranged in parallel with the liquid storage bin 1.

[0029] In the embodiment, a dismounting opening 4 is formed in one side of the bottom of the liquid storage bin 1, and the dismounting opening 4 is coaxially communicated with the limiting cavity 3, so as to dismount the printing roller through the dismounting opening 4.

[0030] In the embodiment, a seal cover 5 is detachably and sealingly fixedly installed at the dismounting opening 4, so as to prevent the oil in the open cavity 2 from leaking out of the dismounting opening 4. One end of the printing roller is rotatably connected with the seal cover 5.

[0031] In the embodiment, the displacement adjuster comprises a lead screw 11 and a motor 12. The lead screw 11 is rotatably installed above the open cavity 2, one end of the lead screw 11 rotatably extends from the liquid storage bin 1 and is fixedly connected with the output end of the motor 12. The motor 12 is fixedly installed outside the liquid storage bin 1. The capacity adjusting plate 13 is sleeved on the lead screw 11 and is in meshing connection with the lead screw 11, so as to drive the capacity adjusting plate 13 to move in the open cavity 2 through the motor 12 driving the lead screw 11, thereby achieving the position adjustment of the capacity adjusting plate 13.

[0032] In the embodiment, the printing roller comprises a power shaft 6 and a hollow printing roller 9. The hollow printing roller 9 is coaxially sleeved outside the power shaft 6, so as to replace the hollow printing roller 9 alone after the hollow printing roller 9 is worn out, thereby reducing unnecessary waste. The power shaft 6 and the hollow printing roller 9 are rotatably installed in the limiting cavity 3. One end of the power shaft 6 rotatably extends from the inside of the liquid storage bin 1 and is fixedly connected with the output end of the first driver 8. The hollow printing roller 9 is in rolling contact with the arc-shaped opening in the bottom of the capacity adjusting plate 13. One end of the power shaft 6 and the hollow printing roller 9 is rotatably connected with the seal cover 5.

[0033] In the embodiment, the power shaft 6 is provided with a protrusion 7, and the protrusion 7 is clamped with the hollow printing roller 9. The hollow printing roller 9 is internally provided with a clamping groove 10 corresponding to the protrusion 7. The protrusion 7 and the clamping groove 10 are clamped, so that the hollow printing roller 9 rotates synchronously with the power shaft 6, preventing the hollow printing roller 9 from rotating alone.

[0034] It should be noted that the electrical elements involved in the case are controlled by a PLC controller.

[0035] Specifically, when printing the different specifications of the color box, according to the size of the color box, the capacity adjusting plate 13 is driven by the motor 12 to drive the screw rod 11 to move in the open cavity 2, so that the open cavity 2 is divided into two chambers by the capacity adjusting plate 13, one of the chambers corresponds to the size of the color box, and the required oil is injected into the chamber;

[0036] In this way, in the process of driving the hollow printing roller 9 to rotate by the first driver 8 driving the power shaft 6, only the part of the hollow printing roller 9 below the chamber can stick the oil;

[0037] Finally, cooperate with the corresponding conveying mechanism, let the color box pass below the part of the hollow printing roller 9 sticking the oil, and let the part of the hollow printing roller 9 sticking the oil contact the color box, so that the glaze is printed on the color box.

[0038] The technical scheme disclosed by the utility model, or the technical scheme designed by the person skilled in the art inspired by the technical scheme of the utility model, and the similar technical scheme achieving the above technical effects, all fall within the protection scope of the utility model.

Claims

1. A printing device for printing on a light storing over-varnished carton, characterized in that: Including liquid storage bin (1), the open cavity (2) is opened on the liquid storage bin (1), the limit cavity (3) is opened at the bottom of the liquid storage bin (1), the limit cavity (3) is communicated with the open cavity (2), the printing roller is rotatably installed in the limit cavity (3), a part of the printing roller leaks from the limit cavity (3), one end of the printing roller rotatably extends from the inside of the liquid storage bin (1) and is fixedly connected with the output end of the first driver (8), the first driver (8) is fixedly connected with the liquid storage bin (1); The capacity adjusting plate (13) is slidably installed in the open cavity (2) of the liquid storage bin (1) through the displacement adjuster, the part of the capacity adjusting plate (13) in contact with the open cavity (2) is sealed, the shape of the capacity adjusting plate (13) corresponds to the shape of the open cavity (2), the bottom of the capacity adjusting plate (13) is provided with an arc-shaped opening corresponding to the printing roller, and the capacity adjusting plate (13) is slidably and sealingly contacted with the printing roller through the arc-shaped opening.

2. The carton light storing overprint printing device of claim 1, wherein: A dismounting opening (4) is formed in one side of the bottom of the liquid storage bin (1), and the dismounting opening (4) is coaxially communicated with the limit cavity (3).

3. The carton light storing overprint printing device of claim 2, wherein: The sealing cover (5) is detachably and sealingly fixedly installed at the dismounting opening (4), and one end of the printing roller is rotatably connected with the sealing cover (5).

4. The carton light storing overprint printing device of claim 1, wherein: The displacement adjuster comprises a lead screw (11) and a motor (12), the lead screw (11) is rotatably installed above the open cavity (2), one end of the lead screw (11) rotatably extends from the liquid storage bin (1) and is fixedly connected with the output end of the motor (12), the motor (12) is fixedly installed outside the liquid storage bin (1), the capacity adjusting plate (13) is sleeved on the lead screw (11) and is meshedly connected with the lead screw (11).

5. The carton light storing overprint printing device of claim 1, wherein: The printing roller comprises a power shaft (6) and a hollow printing roller (9), the hollow printing roller (9) is coaxially sleeved outside the power shaft (6), the power shaft (6) and the hollow printing roller (9) are rotatably installed in the limit cavity (3), one end of the power shaft (6) rotatably extends from the inside of the liquid storage bin (1) and is fixedly connected with the output end of the first driver (8), the hollow printing roller (9) is rollingly contacted with the arc-shaped opening at the bottom of the capacity adjusting plate (13), and one end of the power shaft (6) and the hollow printing roller (9) is rotatably connected with the sealing cover (5).

6. The carton light storing overprint printing device of claim 5, wherein: The power shaft (6) is provided with a protrusion (7), and the protrusion (7) is clamped with the hollow printing roller (9).

7. The carton light storing overprint printing device of claim 6, wherein: The hollow printing roller (9) is internally provided with a clamping groove (10) corresponding to the protrusion (7), and the protrusion (7) is clamped with the clamping groove (10).

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