Printing and packaging printing machine with printing roller convenient to replace

Abstract

The utility model discloses a printing and packaging printer convenient for replacing a printing roller, which belongs to the technical field of printers, and comprises a machine body and a transmission mechanism, the front end face of the machine body is rotatably provided with a rotating plate, the outer wall of one side of the machine body is fixedly provided with a motor, and the output end of the motor is fixedly connected with a first mounting block; a first rectangular groove is formed in the outer wall of the other side of the first mounting block, a first rectangular block is movably arranged in the first rectangular groove, a printing roller body is fixedly connected to the other side of the first rectangular block, a second mounting block is rotationally arranged on the other side of the printing roller body, and a second rectangular groove is formed in the outer wall of one side of the second mounting block. Through the structural design of the printing roller body, the rotating plate, the first mounting block, the first rectangular groove, the first rectangular block, the fixing groove, the transmission plate, the second mounting block, the second rectangular block and the second rectangular groove, the printing roller can be quickly dismounted and mounted, and the using effect of the printing machine is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of printing machines, in particular to a printing machine for printing and packaging, which is convenient for replacing printing rollers. Background Art

[0002] A printing press is a device used to print text or images. Modern printing presses mainly include mechanisms such as plate mounting, inking, embossing, and paper feeding. The principle is to first make the text and images to be printed into printing plates, mount them on printing presses, and then apply ink to the places with text and images on the printing plates manually or by printing presses, and then transfer them directly or indirectly to paper or other substrates. The use of printing presses has greatly improved production efficiency and effectively promoted human civilization and communication.

[0003] After searching, the Chinese patent with patent announcement number CN215096278U discloses a printing machine for printing and packaging that is easy to replace the printing roller, including a machine body, a rotating rod and a second motor, the surface of the machine body is connected to a support plate, the printing roller shaft is connected between the support plates, the second motor is installed inside the machine body, one side of the second motor is connected to a transmission mechanism, the surface of the machine body is installed with a transmission mechanism, and one side of the support plate is installed with a first bearing. When disassembling the printing machine for printing and packaging that is easy to replace the printing roller, the first bolt is rotated counterclockwise, and the first bolt can move laterally away from the first threaded hole while rotating counterclockwise inside the first threaded hole. When the first bolt moves to the position outside the first threaded hole, the printing roller shaft can be removed, and a new printing roller shaft is placed on the surface of the mounting frame and the first bolt is rotated clockwise. The first bolt rotates clockwise inside the first threaded hole to fix the printing roller shaft through a fixing block, which is convenient for replacing the printing roller shaft.

[0004] However, the above design still has some shortcomings. In the above design, the printing roller is easily disassembled and assembled by the cooperation between the bolts and the screw holes. However, each time the printing roller is replaced, the bolts need to be removed and the roller needs to be installed again after the replacement. The operation is cumbersome and the use effect is poor. Utility Model Content

[0005] The utility model aims to provide a printing machine for printing and packaging, which is convenient for replacing printing rollers, so as to solve the problems raised in the above-mentioned background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: A printing machine for printing and packaging that is easy to replace a printing roller, comprising a body and a transmission mechanism, a front end surface of the body is rotatably provided with a rotating plate, an outer wall of one side of the body is fixedly installed with a motor, an output end of the motor is fixedly connected with a first mounting block, an outer wall of the other side of the first mounting block is provided with a first rectangular groove, a first rectangular block is movably provided inside the first rectangular groove, a printing roller body is fixedly connected to the other side of the first rectangular block, a second mounting block is rotatably provided on the other side of the printing roller body, a second rectangular groove is provided on the outer wall of one side of the second mounting block, a second rectangular block is movably provided inside the second rectangular groove, and the second rectangular block is fixedly connected to the outer wall close to the printing roller body, a fixed groove is provided on the other side of the second mounting block, a transmission plate is movably provided inside the fixed groove, and the transmission plate and the second mounting block are rotatably connected through a bearing, and a transmission mechanism is provided on the other side of the transmission plate.

[0007] As a further solution of the utility model: the transmission mechanism includes a worm, and the front end of the worm is fixedly connected to the rear end of the rotating plate, and the bottom of the worm is transmission-connected to a worm wheel.

[0008] As a further solution of the utility model: a rotating rod is fixedly connected to the inside of the worm wheel, and a screw rod is fixedly connected to one side of the rotating rod.

[0009] As a further solution of the utility model: the outer wall of the screw is threadedly connected with a moving block, one side of the moving block is fixedly connected with a transmission rod, and one end of the transmission rod is fixedly connected to the outer wall close to the transmission plate.

[0010] As a further solution of the utility model: sliding grooves are provided on the top and bottom of the moving block, the inner wall of the sliding groove is slidably connected with a sliding block, and the sliding block is fixedly connected to the moving block.

[0011] As a further solution of the utility model: the top and the bottom of the transmission plate are both provided with limit sliding grooves, the inner wall of the limit sliding groove is slidably connected to the limit sliding block, and the limit sliding block is fixedly connected to the transmission plate.

[0012] Compared with the prior art, the utility model has the following beneficial effects: the printing machine for printing and packaging is easy to replace the printing roller, and has the following advantages:

[0013] (1) Through the structural design of the printing roller body, the rotating plate, the first mounting block, the first rectangular groove, the first rectangular block, the fixing groove, the transmission plate, the second mounting block, the second rectangular block and the second rectangular groove, the printing roller can be quickly disassembled and installed, thereby improving the use effect of the printing press, and solving the problem that the printing roller shaft can be easily disassembled and assembled by the mutual cooperation of the bolts and the screw holes. However, each time the printing roller shaft is replaced, the bolts need to be removed and the shaft needs to be installed again after the replacement is completed, which is cumbersome to operate and has a poor use effect;

[0014] (2) By providing a limit slider and a limit slide groove, when the transmission plate moves, the limit slider will be driven to slide in the limit slide groove, thereby improving the stability of the transmission plate when moving. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a three-dimensional partial schematic diagram of the overall structure of the utility model;

[0016] Figure 2 This is a schematic diagram of the partial internal structure of the main view of the utility model;

[0017] Figure 3 It is a schematic diagram of the enlarged partial structure of point A of the utility model;

[0018] Figure 4 It is a schematic diagram of the enlarged partial structure of point B of the utility model.

[0019] In the figure: 1. body; 2. motor; 3. printing roller body; 4. rotating plate; 5. first mounting block; 6. first rectangular groove; 7. first rectangular block; 8. limiting slider; 9. transmission mechanism; 901. transmission rod; 902. moving block; 903. sliding block; 904. worm; 905. rotating rod; 906. worm wheel; 907. screw; 908. sliding groove; 10. fixed groove; 11. limiting slide groove; 12. transmission plate; 13. second mounting block; 14. second rectangular block; 15. second rectangular groove. DETAILED DESCRIPTION

[0020] In order to enable those skilled in the art to better understand the technical solution of the utility model, the utility model is described in detail below in conjunction with the accompanying drawings. The description in this part is only exemplary and explanatory and should not have any limiting effect on the protection scope of the utility model.

[0021] It should be noted that similar reference numerals and letters denote similar items in the following drawings, and therefore, once an item is defined in one drawing, further definition and explanation thereof is not required in subsequent drawings.

[0022] It should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inside", "outside", etc. indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, or the positions or positional relationships in which the utility model product is usually placed when in use. They are only for the convenience of describing the utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific position, and therefore cannot be understood as a limitation on the utility model. In addition, the terms "first", "second", "third", etc. are only used to distinguish the description, and cannot be understood as indicating or implying relative importance.

[0023] In addition, the terms "horizontal", "vertical", "overhanging" and the like do not mean that the components are required to be absolutely horizontal or overhanging, but can be slightly tilted. For example, "horizontal" only means that its direction is more horizontal than "vertical", and does not mean that the structure must be completely horizontal, but can be slightly tilted.

[0024] In the description of the present invention, it is also necessary to explain that, unless otherwise clearly specified and limited, the terms "set", "install", "connect", and "connect" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0025] See also Figure 1-4The utility model provides an embodiment: a printing machine for printing and packaging that is easy to replace a printing roller, comprising a machine body 1 and a transmission mechanism 9, a rotating plate 4 is rotatably provided on the front end surface of the machine body 1, a motor 2 is fixedly installed on the outer wall of one side of the machine body 1, and a first mounting block 5 is fixedly connected to the output end of the motor 2, a first rectangular groove 6 is provided on the outer wall of the other side of the first mounting block 5, a first rectangular block 7 is movably provided inside the first rectangular groove 6, a printing roller body 3 is fixedly connected to the other side of the first rectangular block 7, a second mounting block 13 is rotatably provided on the other side of the printing roller body 3, a second rectangular groove 15 is provided on the outer wall of one side of the second mounting block 13, a second rectangular block 14 is movably provided inside the second rectangular groove 15, and the second rectangular block 14 is fixedly connected to the outer wall close to the printing roller body 3, a fixed groove 10 is provided on the other side of the second mounting block 13, and the fixed groove A transmission plate 12 is movably provided inside 10, and the transmission plate 12 is rotatably connected to the second mounting block 13 through a bearing, a transmission mechanism 9 is provided on the other side of the transmission plate 12, the transmission mechanism 9 includes a worm 904, and the front end of the worm 904 is fixedly connected to the rear end of the rotating plate 4, the bottom of the worm 904 is transmission-connected with a worm wheel 906, a rotating rod 905 is fixedly connected inside the worm wheel 906, a screw 907 is fixedly connected to one side of the rotating rod 905, a moving block 902 is threadedly connected to the outer wall of the screw 907, a transmission rod 901 is fixedly connected to one side of the moving block 902, and one end of the transmission rod 901 is fixedly connected to the outer wall close to the transmission plate 12, a sliding groove 908 is provided on the top and bottom of the moving block 902, a sliding block 903 is slidably connected to the inner wall of the sliding groove 908, and the sliding block 903 is fixedly connected to the moving block 902;

[0026] Specifically, Figure 1 , Figure 2 , Figure 3 and Figure 4As shown, when in use, when the printing roller body 3 needs to be disassembled, the rotating plate 4 can be rotated, and the rotating plate 4 rotates to drive the worm 904 to rotate, and the worm 904 rotates through the worm gear 906 to drive the rotating rod 905 to rotate, and the rotating rod 905 rotates to drive the screw 907 to rotate, and the screw 907 rotates to drive the moving block 902 to move in a direction away from the first mounting block 5, and the moving block 902 moves through the transmission rod 901 to drive the transmission plate 12 to move in a direction away from the first mounting block 5, and the transmission plate 12 moves to drive the second mounting block 13 to move in a direction away from the first mounting block 5. When the second mounting block 13 moves to a suitable position, the printing roller body 3 is moved until the first rectangular block 7 is disengaged from the first rectangular groove 6, and the second rectangular block 14 is disengaged from the second rectangular groove 15, thereby completing the disassembly. The printing roller body 3 is disassembled. When a new printing roller body 3 needs to be installed, the new printing roller body 3 is placed between the first mounting block 5 and the second mounting block 13, and then the printing roller body 3 is moved toward the first mounting block 5 until the first rectangular block 7 is inserted into the first rectangular groove 6, and then the rotating plate 4 is rotated in the opposite direction, and finally the second mounting block 13 is driven to move toward the first mounting block 5 until the second rectangular block 14 is inserted into the second rectangular groove 15, thereby completing the installation of the new printing roller body 3, solving the problem of facilitating the disassembly and assembly of the printing roller shaft by the mutual cooperation of the bolts and the screw holes, but each replacement of the printing roller shaft requires the removal of the bolts and the installation again through the bolts after the replacement is completed, which is cumbersome to operate and has a poor use effect.

[0027] The transmission plate 12 is provided with a limit slide groove 11 at the top and the bottom, the inner wall of the limit slide groove 11 is slidably connected to the limit slider 8, and the limit slider 8 is fixedly connected to the transmission plate 12;

[0028] Specifically, Figure 2 As shown, when in use, when the transmission plate 12 moves, it will drive the limiting slider 8 to slide in the limiting slide groove 11, which can improve the stability of the transmission plate 12 when moving.

[0029] Working principle: In the present application, when the printing roller body 3 needs to be disassembled, the rotating plate 4 can be rotated, and the rotating plate 4 drives the worm 904 to rotate, the worm 904 drives the rotating rod 905 to rotate through the worm gear 906, the rotating rod 905 drives the screw 907 to rotate, the screw 907 drives the moving block 902 to move in the direction away from the first mounting block 5, the moving block 902 moves through the transmission rod 901 to drive the transmission plate 12 to move in the direction away from the first mounting block 5, the transmission plate 12 moves to drive the second mounting block 13 to move in the direction away from the first mounting block 5, and when the second mounting block 13 moves to a suitable position, the printing roller body 3 is moved until the first rectangular block 7 is disengaged from the first rectangular groove 6, and the second mounting block 13 is disengaged from the first rectangular groove 6. The second rectangular block 14 is disengaged from the second rectangular groove 15, thereby completing the disassembly of the printing roller body 3. When a new printing roller body 3 needs to be installed, the new printing roller body 3 is placed between the first mounting block 5 and the second mounting block 13, and then the printing roller body 3 is moved toward the first mounting block 5 until the first rectangular block 7 is inserted into the first rectangular groove 6, and then the rotating plate 4 is rotated in the opposite direction, and finally the second mounting block 13 is driven to move toward the first mounting block 5 until the second rectangular block 14 is inserted into the second rectangular groove 15, thereby completing the installation of the new printing roller body 3. Secondly, when the transmission plate 12 moves, it will drive the limiting slider 8 to slide in the limiting slide groove 11, which can improve the stability of the transmission plate 12 when moving.

[0030] The standard parts used in this application document can all be purchased from the market, and can be customized according to the description in the specification and drawings. The specific connection methods of each part adopt conventional means such as mature bolts, rivets, welding, etc. in the prior art. Machinery, parts and equipment all adopt conventional models in the prior art. At the same time, the electrical components appearing in this application are all externally connected to the power supply and control switch when in use. The control method is automatically controlled by a controller. The control circuit of the controller can be implemented by simple programming by technicians in this field, which is common knowledge in this field. Therefore, the present invention no longer explains the control method and circuit connection in detail, and the external controller mentioned in the specification can control the electrical components mentioned in this article, and the external controller is a conventional known device.

[0031] It should be noted that, in this article, the terms "comprises", "includes" or any other variations thereof are intended to cover non-exclusive inclusion, so that a process, method, article or apparatus that includes 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 apparatus.

[0032] This article uses specific examples to illustrate the principles and implementation methods of the utility model. The above examples are only used to help understand the method and core ideas of the utility model. The above are only preferred implementation methods of the utility model. It should be pointed out that due to the limitations of textual expression and the objective existence of infinite specific structures, ordinary technicians in this technical field can make several improvements, modifications or changes without departing from the principles of the utility model, and can also combine the above technical features in an appropriate manner; these improvements, modifications, changes or combinations, or the direct application of the concept and technical solution of the utility model to other occasions without improvement, should be regarded as the protection scope of the utility model.

Claims

1. A printing machine for printing and packaging, which is convenient for replacing printing rollers, comprising a machine body (1) and a transmission mechanism (9), characterized in that: A rotating plate (4) is rotatably provided on the front end surface of the machine body (1); a motor (2) is fixedly installed on the outer wall of one side of the machine body (1); a first mounting block (5) is fixedly connected to the output end of the motor (2); a first rectangular groove (6) is provided on the outer wall of the other side of the first mounting block (5); a first rectangular block (7) is movably provided inside the first rectangular groove (6); a printing roller body (3) is fixedly connected to the other side of the first rectangular block (7); a second mounting block (13) is rotatably provided on the other side of the printing roller body (3); and the second mounting block (13) is rotatably provided on the other side of the printing roller body (3). A second rectangular groove (15) is provided on an outer wall of one side of the mounting block (13); a second rectangular block (14) is movably arranged inside the second rectangular groove (15), and the second rectangular block (14) is fixedly connected to an outer wall close to the printing roller body (3); a fixing groove (10) is provided on the other side of the second mounting block (13); a transmission plate (12) is movably arranged inside the fixing groove (10), and the transmission plate (12) is rotatably connected to the second mounting block (13) via a bearing; a transmission mechanism (9) is provided on the other side of the transmission plate (12).

2. A printing press for packaging printing that is easy to replace printing rollers according to claim 1, characterized in that: The transmission mechanism (9) comprises a worm (904), wherein the front end of the worm (904) is fixedly connected to the rear end of the rotating plate (4), and the bottom of the worm (904) is transmission-connected to a worm wheel (906).

3. A printing press for packaging printing that is easy to replace printing rollers according to claim 2, characterized in that: A rotating rod (905) is fixedly connected inside the worm wheel (906), and a screw rod (907) is fixedly connected to one side of the rotating rod (905).

4. A printing press for packaging printing that is easy to replace printing rollers according to claim 3, characterized in that: The outer wall of the screw rod (907) is threadedly connected to a moving block (902), one side of the moving block (902) is fixedly connected to a transmission rod (901), and one end of the transmission rod (901) is fixedly connected to the outer wall of the transmission plate (12) adjacent thereto.

5. A printing press for printing and packaging with easy replacement of printing rollers according to claim 4, characterized in that: The top and bottom of the moving block (902) are both provided with sliding grooves (908), the inner wall of the sliding groove (908) is slidably connected with a sliding block (903), and the sliding block (903) is fixedly connected to the moving block (902).

6. A printing press for packaging printing with easy replacement of printing rollers according to claim 1, characterized in that: The transmission plate (12) is provided with a limit slide groove (11) at the top and the bottom, the inner wall of the limit slide groove (11) is slidably connected to the limit slide block (8), and the limit slide block (8) is fixedly connected to the transmission plate (12).

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