Printing device for carton production

Abstract

The utility model belongs to the technical field of carton printing, and particularly relates to a printing device for carton production, which comprises a printing machine and a paperboard, and the paperboard is continuously conveyed and printed in the printing machine. A conveying roller for conveying paperboards is arranged in the printing machine, blocking wheels for positioning the paperboards are further arranged on the inner side of the printing machine, and the blocking wheels are symmetrically distributed on the two sides of the interior of the printing machine. A printing roller is further arranged in the printing machine, and a printing plate pad with replaceable patterns is arranged on the outer side of the printing roller.

Description

Technical Field

[0001] The utility model belongs to the technical field of carton printing, in particular to a printing device used for carton production. Background Art

[0002] Printing is an important process in carton production, which mainly involves printing patterns, text or other design elements onto the surface of the carton. The printing process usually uses special printing machines that can evenly apply ink or pigment to the printing plate and then transfer the pattern or text to the carton;

[0003] At present, when printing on existing cartons, the cardboard is often placed directly on the surface of the conveyor belt for conveying. At this time, the cardboard cannot be effectively positioned, and the cumbersome positioning installation requires subsequent dismantling, which is not conducive to stacking. If it is not positioned, it is easy to cause the printed pattern to be skewed, affecting the production quality of the carton;

[0004] In order to solve the above problems, the present application proposes a printing device for carton production. Utility Model Content

[0005] The purpose of the utility model is to provide a printing device for carton production, which solves the problems raised in the above background technology.

[0006] In order to solve the above technical problems, the utility model is achieved through the following technical solutions:

[0007] The utility model discloses a printing device for carton production, comprising: a printing press and paperboard, wherein the paperboard is continuously conveyed and printed inside the printing press; a conveying roller for conveying the paperboard is arranged inside the printing press, a blocking wheel for positioning the paperboard is also arranged inside the printing press, and the blocking wheels are symmetrically distributed on both sides inside the printing press; a printing roller is also arranged inside the printing press, and a printing plate pad with a replaceable pattern is arranged outside the printing roller.

[0008] Furthermore, a transfer frame for connecting adjacent blocking wheels as a whole is provided on the side of the printing press, and the blocking wheels are rotatably connected to the transfer frame and the outer surface of the blocking wheels abuts against the surface of the adjacent transmission roller.

[0009] Furthermore, a positioning wheel for limiting the upper side of the cardboard is arranged inside the blocking wheel, and electric telescoping devices for driving adjacent transfer frames to move simultaneously are installed inside the two ends of the printing machine.

[0010] Furthermore, a protruding boss is provided on one side of the printing roller, and a limiting groove for installing a printing plate pad is provided on the outer side of the printing roller.

[0011] Furthermore, a positioning groove connected to the limiting groove is provided inside one side of the adapter frame, and a semicircular groove protruding outward is provided inside the positioning groove.

[0012] Furthermore, protruding side plates are arranged on both sides of the boss, and the side plates are butted against the side grooves of the printing plate pad to form a seal.

[0013] Furthermore, plug plates are provided at both ends of the printing plate pad, and an elastic protrusion engaged with the inside of the side plate is provided on one side of the plug plate.

[0014] The utility model has the following beneficial effects:

[0015] The utility model can simultaneously drive the electric telescopic device to drive the positioning wheel and the blocking wheel to simultaneously press against the edge of the cardboard, and can position its transmission path so that it can be transported in parallel at a predetermined position to prevent the occurrence of skewed pattern printing, thereby improving the production quality of cartons. The utility model has a simple structure and can realize real-time positioning processing without manual operation, and does not require cumbersome assembly and disassembly operations, which can greatly improve work efficiency and is conducive to large-scale carton printing operations.

[0016] The utility model replaces the traditional printing roller by the combination of the adapter frame and the printing roller, and can conveniently replace different printing plate pads to adjust the printing pattern when producing different cartons, thereby achieving multi-purpose use of one machine, improving the applicability of the equipment, greatly reducing the cost investment of the equipment, and the assembly and disassembly operation is simple, which is convenient for maintenance and other processing.

[0017] Of course, any product implementing the present invention does not necessarily need to achieve all of the advantages described above at the same time. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for describing the embodiments are briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0019] Figure 1 This is a schematic diagram of the overall appearance structure of the utility model;

[0020] Figure 2 This is a schematic diagram of the internal structure of the printing machine of the utility model;

[0021] Figure 3 This is a schematic diagram of the internal structure of one end of the printing machine of the utility model;

[0022] Figure 4 This is a schematic diagram of the internal structure of the printing roller of the utility model;

[0023] Figure 5 This is a schematic diagram of the exploded structure of the printing plate pad and printing roller of the utility model;

[0024] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0025] In the figure: 1. printing press; 2. paperboard; 3. transmission roller; 4. blocking wheel; 5. adapter frame; 6. printing roller; 7. printing plate pad; 8. positioning wheel; 9. electric telescopic device; 10. boss; 11. limit groove; 12. positioning groove; 13. side panel; 14. plug plate; 15. elastic protrusion. DETAILED DESCRIPTION

[0026] 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.

[0027] In the description of the present invention, it should be understood that terms such as "opening", "upper", "lower", "thickness", "top", "middle", "length", "inside", "all around" and the like indicating orientation or positional relationship are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the components or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as limiting the present invention.

[0028] See also Figure 1-5 As shown, the utility model is a printing device for carton production, comprising: a printing machine 1 and a paperboard 2, wherein the paperboard 2 is continuously conveyed and printed inside the printing machine 1, and the paperboard 2 is a board body after the carton is unfolded;

[0029] The printing machine 1 is provided with a conveying roller 3 for conveying the paperboard 2. The printing machine 1 is also provided with a blocking wheel 4 for positioning the paperboard 2. The blocking wheels 4 are symmetrically distributed on both sides of the printing machine 1. The synchronous movement of the blocking wheels 4 is used to control the distance between the two sides of the paperboard 2 and the two inner walls of the printing machine 1, so that the paperboard 2 is always kept at a predetermined position for printing.

[0030] A printing roller 6 is also provided inside the printing machine 1, and a printing plate pad 7 with a replaceable pattern is provided on the outer side of the printing roller 6, which can meet the printing needs of various carton production and reduce the investment cost of the equipment.

[0031] Among them, a transfer frame 5 for connecting adjacent blocking wheels 4 as a whole is arranged on the side of the printing machine 1. The blocking wheel 4 is rotatably connected to the transfer frame 5 and the outer surface is against the surface of the adjacent transmission roller 3. The rotational force of the transmission roller 3 can directly drive the blocking wheel 4 to rotate, and the secondary utilization of the rotational force reduces the electricity cost input during the factor operation.

[0032] Among them, a positioning wheel 8 is provided on the inner side of the blocking wheel 4 to limit the upper side of the cardboard 2. Electric telescoping devices 9 are installed inside the two ends of the printing machine 1 to drive the adjacent transfer frames 5 to move simultaneously. After the positioning wheel 8 is against the upper position of the side of the cardboard 2, it can not only enhance the stable transmission, but also prevent bending from affecting the printing effect.

[0033] Among them, a protruding boss 10 is arranged on one side of the printing roller 6, and a limiting groove 11 for installing the printing plate pad 7 is opened on the outer side of the printing roller 6, so that the two ends of the printing roller 6 form a protruding annular plate body mechanism to limit the printing plate pad 7 inside.

[0034] A positioning groove 12 connected to the limiting groove 11 is provided inside one side of the adapter frame 5 , and a semicircular groove protruding outward is provided inside the positioning groove 12 . The positioning groove 12 is located at one side of the bottom of the boss 10 .

[0035] The boss 10 is provided with protruding side plates 13 on both sides, and the side plates 13 are connected to the side grooves of the printing plate pad 7 to form a seal. The side plates 13 are made of elastic rubber and can be directly inserted into the interior of the positioning groove 12.

[0036] Among them, plug plates 14 are provided at both ends of the printing plate pad 7, and an elastic protrusion 15 that is engaged with the inside of the side plate 13 is provided on one side of the plug plate 14. An elliptical groove is opened inside the elastic protrusion 15 to provide a contraction space for the outer part of the elastic protrusion 15.

[0037] It can be understood that the utility model can effectively prevent the deviation of the printing position and ensure that the cardboard 2 is not bent or warped due to the crease during transportation. Secondly, different printing patterns can be easily replaced to improve the use effect of the equipment.

[0038] A specific application of the operation process of this embodiment is as follows: when in use, first place a piece of cardboard on the surface of the transmission roller 3, and then drive the electric retractor 9 to extend it outward at the same time, so that the inner side of the adjacent adapter frame 5 can simultaneously press against the edge position of the cardboard 2, and use the positioning wheel 8 to form an extrusion positioning from top to bottom to prevent the two sides of the cardboard 2 from being squeezed and bent upward; then the rotation of the transmission roller 3 can drive the blocking wheel 4 and the positioning wheel 8 to rotate simultaneously, so that the cardboard 2 can be driven to move in parallel stably, effectively preventing the occurrence of deflection; further, when the cardboard 2 moves to the predetermined position, it is printed through the printing plate pad 7; finally, when the printing pattern needs to be replaced, the printing plate pad 7 to be installed is directly sleeved on the outer side of the printing roller 6, and the elastic protrusion 15 is engaged with the protruding groove body on one side of the side plate 13 to form a limit, at this time, the side plate 13 presses against one end of the printing plate pad 7 The groove forms a connection with its outer surface, and the replacement can be completed, and the printing pattern can be conveniently adjusted according to different production needs to improve the applicability of the equipment and reduce the investment cost of the equipment.

[0039] In the description of this specification, the description with reference to the terms "one embodiment", "example", "specific example", etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0040] The preferred embodiments of the utility model disclosed above are only used to help explain the utility model. The preferred embodiments do not describe all the details in detail, nor do they limit the utility model to the specific implementation methods described. Obviously, many modifications and changes can be made according to the content of this specification. This specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the utility model, so that technicians in the relevant technical field can well understand and use the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims

1. A printing device for carton production, characterized in that: include: A printing press (1) and a paperboard (2), wherein the paperboard (2) is continuously transported and printed inside the printing press (1); A conveying roller (3) for conveying the paperboard (2) is arranged inside the printing machine (1), and a blocking wheel (4) for positioning the paperboard (2) is also arranged inside the printing machine (1), and the blocking wheels (4) are symmetrically distributed on both sides inside the printing machine (1); A printing roller (6) is also arranged inside the printing machine (1), and a printing plate pad (7) with a replaceable pattern is arranged on the outside of the printing roller (6).

2. A printing device for carton production according to claim 1, characterized in that: A transfer frame (5) for connecting adjacent blocking wheels (4) as a whole is arranged on the side of the printing machine (1); the blocking wheels (4) are rotatably connected to the transfer frame (5) and the outer surface of the blocking wheels abuts against the surface of the adjacent transmission roller (3).

3. A printing device for carton production according to claim 1, characterized in that: A positioning wheel (8) is provided on the inner side of the blocking wheel (4) for limiting the upper side of the paperboard (2), and electric telescopic devices (9) are installed inside the two ends of the printing machine (1) for driving adjacent transfer frames (5) to move simultaneously.

4. A printing device for carton production according to claim 1, characterized in that: A protruding boss (10) is provided on one side of the printing roller (6), and a limiting groove (11) for mounting a printing plate pad (7) is provided on the outer side of the printing roller (6).

5. A printing device for carton production according to claim 2, characterized in that: A positioning groove (12) communicating with the limiting groove (11) is provided inside one side of the adapter frame (5), and a semicircular groove protruding outward is provided inside the positioning groove (12).

6. A printing device for carton production according to claim 4, characterized in that: Protruding side plates (13) are provided on both sides of the boss (10), and the side plates (13) are butted against the side grooves of the printing plate pad (7) to form a seal.

7. A printing device for carton production according to claim 1, characterized in that: Both ends of the printing plate pad (7) are provided with plug plates (14), and one side of the plug plate (14) is provided with an elastic protrusion (15) which is engaged with the inside of the side plate (13).

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