Printing deviation correction mechanism for printing machine

Abstract

The printing deviation correction mechanism for the printing machine comprises a machine body, and a bearing plate is installed on the machine body and used for placing printing paper. The bearing plate is installed on the machine body in a sliding and clamping mode through a sliding assembly, and the bearing plate is driven by a first air cylinder to move horizontally through the output end of the first air cylinder fixedly installed on the machine body. Side supports are fixed to the positions, located at the two ends of the bearing plate, of the machine body correspondingly. Limiting and fixing assemblies are arranged on the side supports and used for limiting the edges of the printing paper on the bearing plate. The printing deviation correcting mechanism for the printing machine relates to the technical field of printing machines, and solves the problems that an existing deviation adjusting device suitable for woven bag printing is inconvenient to adjust deviation of printing paper, poor in printing effect, high in printing efficiency, high in printing quality and the like. And the printing quality can be influenced due to the fact that the paper is wrinkled in the printing process.

Description

Technical Field

[0001] The utility model relates to the technical field of printing machines, in particular to a printing deviation correction mechanism for a printing machine. Background Art

[0002] A printing press is a machine for printing text and images. Modern printing presses are generally composed of mechanisms such as plate loading, inking, embossing, and paper feeding (including folding). Its working principle is: first, the text and image to be printed are made into a printing plate and mounted on a printing press. Then, ink is applied to the places with text and images on the printing plate manually or by a printing press, and then directly or indirectly transferred to paper or other substrates, thereby reproducing a printed product identical to the printing plate. Printing deviations are prone to occur during the printing process, and printing deviations require correction equipment to standardize.

[0003] In the Chinese utility model patent application number: CN201921619198.6, a deviation adjustment device suitable for woven bag printing is disclosed, the structure includes a fixed frame, a woven bag conveying mechanism, a deviation direct adjustment mechanism, a deviation auxiliary adjustment mechanism and a deviation adjustment controller, the woven bag conveying mechanism is arranged on the fixed frame, and the woven bag conveying mechanism includes a printing conveying roller and a winding roller. The deviation adjustment device suitable for woven bag printing is not convenient for adjusting the deviation of the printing paper, the printing effect is poor, and the wrinkles of the paper during printing will also affect the printing quality.

[0004] Therefore, we propose a printing deviation correction mechanism for a printing machine to solve the above problems. Utility Model Content

[0005] In view of the deficiencies in the prior art, the utility model provides a printing deviation correction mechanism for a printing machine, which solves the problems that the existing deviation adjustment device suitable for woven bag printing is not convenient for adjusting the deviation of printing paper, the printing effect is poor, and the wrinkles of the paper during printing will also affect the printing quality.

[0006] To achieve the above purpose, the utility model is implemented through the following technical solutions: A printing deviation correction mechanism for a printing machine includes a machine body, on which a supporting plate is installed for placing printing paper;

[0007] The support plate is slidably mounted on the machine body through a sliding assembly, and the support plate is driven by the first cylinder to move horizontally through the output end of the first cylinder fixed on the machine body;

[0008] Side brackets are fixed on the machine body and at both ends of the supporting plate, and the side brackets are provided with limited position fixing components for limiting the edge of the printed paper on the supporting plate;

[0009] A fixing frame is fixed on the side bracket, an adjusting block is installed on the fixing frame, and a scraper for leveling the printing paper and a printing device for printing the printing paper are installed at the bottom of the adjusting block;

[0010] The scraper is driven to move up and down by the second cylinder, the printing device is driven to move up and down by the third cylinder, and the adjustment block is driven to move horizontally by the moving drive mechanism.

[0011] Preferably, a control panel is fixedly mounted on the machine body for controlling electrical components.

[0012] Preferably, the sliding assembly includes a slide rail fixed on the machine body and a slider fixed on the bottom of the supporting plate, and the slider is slidably connected to the slide rail.

[0013] Preferably, the position limiting and fixing assembly comprises a movable frame, on which a pressure roller is fixedly mounted, and a plurality of locking bolts are threadedly connected to the side bracket, and the bottom ends of the locking bolts are rotatably connected to the movable frame via bearings.

[0014] Preferably, the second cylinder and the third cylinder are fixedly mounted on the adjustment block.

[0015] Preferably, the mobile driving mechanism includes a second slide rail fixed on the fixed frame and a second slider fixed on the adjusting block, the second slider is slidably connected to the second slide rail, a fourth gas rod is fixed on the fixed frame, and the output piston rod of the fourth gas rod is fixedly connected to the adjusting block.

[0016] Beneficial Effects

[0017] The utility model provides a printing deviation correction mechanism for a printing machine. Compared with the prior art, it has the following beneficial effects:

[0018] 1. A printing deviation correction mechanism for a printing machine, wherein a supporting plate is slidably connected to a machine body through a sliding assembly, a first cylinder is installed on the machine body, and the supporting plate is installed at an output end of the first cylinder. The first cylinder can drive the supporting plate to move horizontally, and then the position of the printing paper can be continuously adjusted after the printing paper is placed on the supporting plate, which can effectively improve the convenience in correcting the deviation of the printing paper and enhance the effect of the printing operation.

[0019] 2. A printing deviation correction mechanism for a printing machine has limit fixing components at both ends of a supporting plate. The limit fixing components include a movable frame, a pressure roller, etc. After the printed paper is placed on the supporting plate, the pressure roller is driven downward by tightening the locking bolt to press and fix the edge of the printed paper on the supporting plate, which can effectively improve the stability of the printed paper during printing.

[0020] 3. A printing deviation correction mechanism for a printing machine, an adjusting block is arranged above the supporting plate, the adjusting block is driven to move horizontally by a moving driving mechanism, a scraper and a printing device are installed on the adjusting block, the scraper and the printing device are driven to rise and fall by a second cylinder and a third cylinder respectively, the adjusting block is driven to move horizontally by a moving driving mechanism, so that the adjusting block moves back and forth to print the printing paper on the supporting plate by the printing device and is lifted by the printing device before printing, the scraper moves down, and the scraper moves back and forth on the supporting plate to flatten the printing paper on the supporting plate, thereby reducing wrinkles and improving flatness, thereby effectively improving printing quality. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0022] Figure 2 It is a schematic diagram of a partial three-dimensional structure of the utility model;

[0023] Figure 3 For this utility model Figure 2 Schematic diagram of the partially enlarged structure.

[0024] In the figure: 1. body; 2. supporting plate; 3. sliding assembly; 31. slide rail; 32. slider; 4. first cylinder; 5. side bracket; 6. limit fixing assembly; 61. movable frame; 62. pressure roller; 63. locking bolt; 7. fixed frame; 8. adjusting block; 9. scraper; 10. printing device; 11. second cylinder; 12. third cylinder; 13. moving drive mechanism; 131. second slide rail; 132. second slider; 133. fourth gas rod; 14. control panel. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] See also Figure 1-3 , the utility model provides two technical solutions:

[0027] Embodiment 1:

[0028] A printing deviation correction mechanism for a printing press comprises a body 1, on which a supporting plate 2 is mounted for placing printing paper;

[0029] The support plate 2 is slidably mounted on the machine body 1 through a sliding assembly 3, and the support plate 2 is driven by the first cylinder 4 to move horizontally through the output end of the first cylinder 4 fixedly mounted on the machine body 1;

[0030] Side brackets 5 are fixed on the machine body 1 and at both ends of the supporting plate 2. The side brackets 5 are provided with limited position fixing components 6 for limiting the edge of the printing paper on the supporting plate 2.

[0031] A fixing frame 7 is fixed on the side bracket 5, an adjusting block 8 is installed on the fixing frame 7, and a scraper 9 for leveling the printing paper and a printing device 10 for printing the printing paper are installed at the bottom of the adjusting block 8;

[0032] The scraper 9 is driven to move up and down by the second cylinder 11 , the printing device 10 is driven to move up and down by the third cylinder 12 , and the adjustment block 8 is driven to move horizontally by the moving drive mechanism 13 .

[0033] Embodiment 2:

[0034] The main difference from the first embodiment is:

[0035] A printing deviation correction mechanism for a printing machine, a control panel 14 is fixedly installed on the machine body 1 for controlling the power components, which is convenient for automatic control of the power components and improves the degree of automation; the sliding assembly 3 includes a slide rail 31 fixed on the machine body 1 and a slider 32 fixed on the bottom of the bearing plate 2, the slider 32 is slidably connected to the slide rail 31, and the bearing plate 2 can be horizontally moved on the machine body 1 by sliding the slider 32 on the slide rail 31; the limit fixing assembly 6 includes a movable frame 61, a pressure roller 62 is fixedly installed on the movable frame 61, and a plurality of locking bolts 63 are threadedly connected on the side bracket 5, and the bottom end of the locking bolt 63 is rotatably connected to the movable frame 61 through a bearing, and after the printed paper is placed on the bearing plate 2, the movable frame 61 and the pressure roller 62 are driven by tightening the locking bolt 63. 2 is used to press and fix the edge of the printing paper on the supporting plate 2 through the pressure roller 62, which can effectively improve the stability of the printing paper during printing; the second cylinder 11 and the third cylinder 12 are fixedly installed on the adjusting block 8, the second cylinder 11 can drive the scraper 9 to move up and down, and the third cylinder 12 can drive the printing device 10 to move up and down; the moving driving mechanism 13 includes a second slide rail 131 fixed on the fixing frame 7 and a second slider 132 fixed on the adjusting block 8, the second slider 132 is slidably connected to the second slide rail 131, and a fourth gas rod 133 is fixed on the fixing frame 7, the output piston rod of the fourth gas rod 133 is fixedly connected to the adjusting block 8, and the adjusting block 8 can be driven to move horizontally by starting the fourth gas rod 133 through the second slider 132 slidingly connected to the second slide rail 131.

[0036] When the printing deviation correction mechanism of this printing machine is used, the printing paper is placed on the supporting plate 2, and the supporting plate 2 is slidably connected to the machine body 1 through the sliding component 3. The first cylinder 4 is installed on the machine body 1, and the supporting plate 2 is installed at the output end of the first cylinder 4. The supporting plate 2 can be driven to move horizontally by the first cylinder 4, and then the printing paper is placed on the supporting plate 2. The continuous positioning adjustment of the position of the printing paper can be achieved, which can effectively improve the convenience of correcting the deviation of the printing paper and enhance the effect of the printing operation; the two ends of the supporting plate 2 are respectively provided with a limit fixing component 6, and the limit fixing component 6 includes a movable frame 61, a pressure roller 62, etc. After the printing paper is placed on the supporting plate 2, the locking bolt 63 is tightened to drive the pressure roller 62 to move downward for correcting the printing paper on the supporting plate 2. The edge of the paper is pressed and fixed, which can effectively improve the stability of the printed paper during printing; an adjusting block 8 is arranged above the supporting plate 2, and the adjusting block 8 is driven to move horizontally by a moving driving mechanism 13. A scraper 9 and a printing device 10 are installed on the adjusting block 8, and the scraper 9 and the printing device 10 are driven to rise and fall by a second cylinder 11 and a third cylinder 12 respectively. The adjusting block 8 is driven to move horizontally by the moving driving mechanism 13, so that the printing paper on the supporting plate 2 is printed by the printing device 10 through the back and forth movement of the adjusting block 8, and the printing paper is lifted by the printing device 10 before printing, and the scraper 9 moves downward, and the printing paper on the supporting plate 2 can be flattened by the back and forth movement of the scraper 9 on the supporting plate 2, thereby reducing wrinkles and improving flatness, thereby effectively improving printing quality.

[0037] Meanwhile, the contents not described in detail in this specification belong to the prior art known to those skilled in the art.

[0038] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0039] Although 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 the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A printing deviation correction mechanism for a printing machine, comprising a machine body (1), characterized in that: The machine body (1) is provided with a supporting plate (2) for placing printing paper; The support plate (2) is mounted on the machine body (1) by sliding engagement through a sliding assembly (3); the support plate (2) is driven by the first cylinder (4) to move horizontally through the output end of the first cylinder (4) fixedly mounted on the machine body (1); Side brackets (5) are fixed on the machine body (1) and at both ends of the supporting plate (2), and the side brackets (5) are provided with limit fixing components (6) for limiting the edge of the printed paper on the supporting plate (2); A fixing frame (7) is fixed on the side bracket (5), an adjusting block (8) is installed on the fixing frame (7), and a scraper (9) for leveling printing paper and a printing device (10) for printing printing paper are installed at the bottom of the adjusting block (8); The scraper (9) is driven to rise and fall by a second cylinder (11), the printing device (10) is driven to rise and fall by a third cylinder (12), and the adjustment block (8) is driven to move horizontally by a moving drive mechanism (13).

2. The printing deviation correction mechanism for a printing machine according to claim 1, characterized in that: A control panel (14) is fixedly mounted on the machine body (1) for controlling the electrical components.

3. The printing deviation correction mechanism for a printing press according to claim 1, characterized in that: The sliding assembly (3) comprises a sliding rail (31) fixed on the machine body (1) and a sliding block (32) fixed on the bottom of the supporting plate (2); the sliding block (32) is slidably connected to the sliding rail (31).

4. The printing deviation correction mechanism for a printing machine according to claim 1, characterized in that: The position limiting and fixing assembly (6) comprises a movable frame (61), a pressure roller (62) is fixedly mounted on the movable frame (61), a plurality of locking bolts (63) are threadedly connected to the side bracket (5), and the bottom ends of the locking bolts (63) are rotatably connected to the movable frame (61) via bearings.

5. The printing deviation correction mechanism for a printing press according to claim 1, characterized in that: The second cylinder (11) and the third cylinder (12) are fixedly mounted on the adjustment block (8).

6. The printing deviation correction mechanism for a printing press according to claim 1, characterized in that: The mobile drive mechanism (13) comprises a second slide rail (131) fixed on a fixed frame (7) and a second slider (132) fixed on an adjustment block (8); the second slider (132) is slidably engaged on the second slide rail (131); a fourth gas rod (133) is fixed on the fixed frame (7); and an output piston rod of the fourth gas rod (133) is fixedly connected to the adjustment block (8).

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