Printing machine cylinder cleaning device

Abstract

The utility model provides a printing press roller cleaning device, comprising a cleaning box, one side of the top of the cleaning box is provided with an adjustment mechanism, the adjustment mechanism comprises a fixed box, and the fixed box is fixedly installed on both sides of the top of the cleaning box. The roller can be directly placed between the movable frames through the shaft rod, and the roller is driven to be immersed in the inside of the cleaning box through the adjustment mechanism, so that the roller is conveniently soaked, so that the ink on the surface of the roller is softened, and at the same time, the roller is driven to rotate by the servo motor, the rotating roller and the rubber protrusion, so that the ink on the surface of the roller is conveniently scraped off by the scraper inside the cleaning box, so as to clean the surface of the roller, without wasting water resources, and having high practicality; the movable frame can be limited by the provided worm gear and worm, and the movable frame is supported by the support rod, so as to improve the stability of the roller.

Description

Technical Field

[0001] The utility model relates to the technical field of printing press roller cleaning, in particular to a printing press roller cleaning device. Background Art

[0002] The printing press applies ink to the location where the text and images are printed, and then transfers the text and images to paper or other substrates, thereby replicating the same printed product as the printing plate. The printing press cylinder is the core component of the printing press, and its quality will directly affect the printing effect. Under the current environmental protection concept of green printing, cleaning the printing press cylinder after a period of use can reduce costs and waste compared to replacing the cylinder.

[0003] The cleaning of the printing press roller is carried out by a special cleaning mechanism. The Chinese utility model patent with publication number CN216761219U proposes a cleaning mechanism for the printing press roller, including a bottom plate, a first fixed plate fixed on one end of the bottom plate, and a second fixed plate fixed on the other end, and a fixing device for limiting the roller is arranged on the second fixed plate; a first screw is rotatably connected between the first fixed plate and the second fixed plate, and a cleaning device for cleaning the roller is arranged on the first screw; this scheme can perform rotational cleaning along the circumference of the roller by arranging a rotating device and a cleaning device, and the ink attached to the roller is wetted by the water coming out of the water outlet, and the cleaning is more powerful with the rotating bristles; however, when in use, the sprayed water will flow away from the inside of the cleaning device, resulting in a waste of water resources, and the roller needs to be fixed, the operation is relatively cumbersome, and the practicality is low.

[0004] To this end, the utility model provides a printing press cylinder cleaning device. Utility Model Content

[0005] In view of the shortcomings of the prior art, the utility model aims to provide a printing press roller cleaning device to solve the problems raised in the above-mentioned background technology. The utility model sets a cleaning box and places the roller directly between movable frames. The roller can be immersed in the cleaning box and the ink on the surface of the roller can be cleaned inside the cleaning box, which does not waste water resources and has high practicality.

[0006] In order to achieve the above-mentioned purpose, the utility model is implemented through the following technical scheme: a printing press roller cleaning device, including a cleaning box, an adjustment mechanism is provided on one side of the top of the cleaning box, the adjustment mechanism includes a fixed box, the fixed box is fixedly installed on both sides of the top of the cleaning box, a rotating rod is rotatably installed inside the fixed box, and movable frames are symmetrically fixedly installed at both ends of the rotating rod, a driving mechanism is provided at the bottom of the inner side of the cleaning box, and a scraper is laterally fixedly installed on one side of the inner wall of the cleaning box.

[0007] Furthermore, the driving mechanism comprises a rotating roller, which is rotatably mounted on the bottom of the inner side of the cleaning box, and a rubber protrusion is provided on the surface of the rotating roller.

[0008] Furthermore, a servo motor is fixedly mounted on the front end surface of the cleaning box, and an output shaft of the servo motor is fixedly connected to one end of the rotating roller.

[0009] Furthermore, a rotating sealing rubber ring is arranged on the outer side of the output shaft of the servo motor corresponding to the inside of the cleaning box, an arc plate is fixedly arranged on the bottom of the inner side of the cleaning box, and a discharge pipe is fixedly arranged on one side of the bottom end of the cleaning box.

[0010] Furthermore, worm wheels are fixedly arranged inside the fixed box at both ends of the rotating rod, and a worm is installed inside the worm wheel for meshing and rotation.

[0011] Furthermore, a hand wheel is fixedly mounted on the outer end of the worm, and the hand wheel is arranged on the outer side of the cleaning box.

[0012] Furthermore, a placement groove is provided at one end of the movable frame, a roller is placed between the movable frames through the placement groove, shaft rods are symmetrically provided at both ends of the roller, and the shaft rods are placed inside the placement groove.

[0013] Furthermore, support rods are symmetrically fixedly arranged on both sides of the inner wall of the cleaning box, and the support rods are arranged below the movable frame.

[0014] The beneficial effects of the utility model are as follows: the utility model provides a printing press roller cleaning device that can directly place the roller between the movable frames through the shaft rod, and drive the roller to be immersed in the interior of the cleaning box through the adjusting mechanism, so that the roller is convenient to be soaked, so that the ink on the surface of the roller is softened, and at the same time, the roller is driven to rotate by the servo motor, the rotating roller and the rubber protrusion, so that the ink on the surface of the roller is conveniently scraped off by the scraper inside the cleaning box, thereby cleaning the surface of the roller, without wasting water resources, and having high practicality; the movable frame can be limited by the arranged worm gear and worm, and at the same time, the support rod supports the movable frame to improve the stability of the roller. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a structural diagram of a printing press cylinder cleaning device of the utility model;

[0016] Figure 2 This is a cross-sectional view of a printing press cylinder cleaning device of the utility model;

[0017] Figure 3 This is a cleaning cross-sectional diagram of a printing press cylinder cleaning device of the utility model;

[0018] In the figure: 1. cleaning box; 2. discharge pipe; 3. fixed box; 4. movable frame; 5. roller; 6. support rod; 7. rotating rod; 8. hand wheel; 9. worm gear; 10. worm; 11. scraper; 12. rotating roller; 13. curved plate; 14. servo motor. DETAILED DESCRIPTION

[0019] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.

[0020] See also Figures 1 to 3 The utility model provides a technical solution: a printing press roller cleaning device, comprising a cleaning box 1, an adjusting mechanism is provided on one side of the top of the cleaning box 1, the adjusting mechanism comprises a fixed box 3, the fixed box 3 is fixedly installed on both sides of the top of the cleaning box 1, a rotating rod 7 is rotatably installed inside the fixed box 3, and movable frames 4 are symmetrically fixedly installed at both ends of the rotating rod 7, a driving mechanism is provided at the bottom of the inner side of the cleaning box 1, a scraper 11 is laterally fixedly installed on one side of the inner wall of the cleaning box 1, and the roller 5 can be immersed in the interior of the cleaning box 1 through the adjusting mechanism, so that the surface of the roller 5 can be cleaned conveniently.

[0021] In this embodiment, the driving mechanism includes a rotating roller 12, which is rotatably installed at the bottom of the inner side of the cleaning box 1. The surface of the rotating roller 12 is provided with rubber protrusions. A servo motor 14 is fixedly installed on the front end face of the cleaning box 1. The output shaft of the servo motor 14 is fixedly connected to one end of the rotating roller 12. A rotating sealing rubber ring is provided on the outer side of the output shaft of the servo motor 14 corresponding to the interior of the cleaning box 1. An arc plate 13 is fixedly provided at the bottom of the inner side of the cleaning box 1. A discharge pipe 2 is fixedly provided on one side of the bottom end of the cleaning box 1. The servo motor 14 can drive the rotating roller 12 to rotate. Through the rubber protrusions on the surface of the rotating roller 12, the roller 5 can be driven to rotate inside the cleaning box 1, which is convenient for scraping off the ink on the surface of the roller 5 through the scraper 11. Impurities and the water tank discharge pipe 2 can be concentrated through the arc plate 13.

[0022] In this embodiment, worm wheels 9 are fixedly provided at both ends of the rotating rod 7 corresponding to the interior of the fixed box 3, a worm 10 is rotatably installed inside the worm wheel 9, a hand wheel 8 is fixedly installed on the outer end of the worm 10, and the hand wheel 8 is arranged on the outside of the cleaning box 1. The movable frame 4 can be rotated and adjusted by the hand wheel 8, the worm 10 and the worm wheel 9, so that the drum 5 can be immersed in water or taken out of the water.

[0023] In this embodiment, a placement groove is provided at one end of the movable frame 4, and a roller 5 is placed between the movable frames 4 through the placement groove. Shaft rods are symmetrically provided at both ends of the roller 5, and the shaft rods are placed inside the placement groove. Support rods 6 are symmetrically fixedly provided on both sides of the inner wall of the cleaning box 1, and the support rods 6 are provided below the movable frame 4. The movable frame 4 can be supported by the support rods 6, thereby improving the stability of the movable frame 4 and the roller 5, and also facilitating the taking and placing of the roller 5, and the operation is convenient.

[0024] When the printing press cylinder cleaning device is used, a valve is provided on the discharge pipe 2, the valve is closed, clean water is put into the cleaning box 1, the hand wheel 8 is turned, the hand wheel 8 drives the worm 10, the worm 10 meshes and drives the worm wheel 9, the worm wheel 9 drives the rotating rod 7 and the movable frame 4 to rotate upward, the cylinder 5 is placed between the movable frames 4 on both sides through the shaft rod, the shaft rod is placed inside the placement groove, the hand wheel 8 is turned in the opposite direction, the hand wheel 8 drives the cylinder 5 to rotate downward through the worm 10, the worm wheel 9, the rotating rod 7 and the movable frame 4, and enters the clean water, and the cylinder 5 contacts the top of the rotating roller 12 , the roller 5 is soaked in clean water to soften the ink on the surface of the roller 5, and the servo motor 14 is started. The servo motor 14 drives the rotating roller 12 to rotate, and the friction with the roller 5 is increased by the rubber protrusion, which facilitates the rotation of the roller 5, and the ink on the surface of the roller 5 is scraped off by the scraper 11 inside the cleaning box 1, so as to clean the surface of the roller 5, without wasting water resources, simple operation and high practicality; the worm gear 9 and worm 10 can limit the movable frame 4, and the support rod 6 supports the movable frame 4 to improve the stability of the roller 5.

[0025] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A printing press cylinder cleaning device, comprising a cleaning box (1), characterized in that: An adjustment mechanism is provided on one side of the top of the cleaning box (1), the adjustment mechanism comprising a fixed box (3), the fixed box (3) being fixedly mounted on both sides of the top of the cleaning box (1), a rotating rod (7) being rotatably mounted inside the fixed box (3), movable frames (4) being symmetrically fixedly mounted at both ends of the rotating rod (7), a driving mechanism being provided on the bottom of the inner side of the cleaning box (1), and a scraper (11) being laterally fixedly mounted on one side of the inner wall of the cleaning box (1).

2. A printing press cylinder cleaning device according to claim 1, characterized in that: The driving mechanism comprises a rotating roller (12), the rotating roller (12) being rotatably mounted on the bottom of the inner side of the cleaning box (1), and the surface of the rotating roller (12) being provided with rubber protrusions.

3. A printing press cylinder cleaning device according to claim 2, characterized in that: A servo motor (14) is fixedly mounted on the front end surface of the cleaning box (1), and an output shaft of the servo motor (14) is fixedly connected to one end of a rotating roller (12).

4. A printing press cylinder cleaning device according to claim 3, characterized in that: A rotating sealing rubber ring is arranged on the outside of the output shaft of the servo motor (14) corresponding to the inside of the cleaning box (1), an arc-shaped plate (13) is fixedly arranged on the bottom of the inside of the cleaning box (1), and a discharge pipe (2) is fixedly arranged on one side of the bottom end of the cleaning box (1).

5. A printing press cylinder cleaning device according to claim 1, characterized in that: Worm wheels (9) are fixedly arranged at both ends of the rotating rod (7) corresponding to the interior of the fixed box (3), and a worm (10) is installed in meshing rotation inside the worm wheel (9).

6. A printing press cylinder cleaning device according to claim 5, characterized in that: A hand wheel (8) is fixedly mounted on the outer end of the worm (10), and the hand wheel (8) is arranged outside the cleaning box (1).

7. A printing press cylinder cleaning device according to claim 1, characterized in that: A placement groove is provided at one end of the movable frame (4), a roller (5) is placed between the movable frames (4) via the placement groove, and shaft rods are symmetrically provided at both ends of the roller (5), and the shaft rods are placed inside the placement groove.

8. A printing press cylinder cleaning device according to claim 7, characterized in that: Support rods (6) are symmetrically fixedly arranged on both sides of the inner wall of the cleaning box (1), and the support rods (6) are arranged below the movable frame (4).

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