Paperboard marking press easy to adjust

Abstract

The utility model discloses an easy-to-adjust paperboard creasing machine which comprises two fixing plates distributed left and right, a paper conveying device used for conveying paperboards is arranged in the two fixing plates, a bearing shaft is rotatably connected between the two fixing plates, and two mounting discs distributed left and right are fixedly arranged on the bearing shaft. A plurality of pressing wheel assemblies are arranged in the paperboard pressing device, the shapes and the positions of pressing wheels in the pressing wheel assemblies can be different so as to adapt to paperboards of different specifications, and a worker only needs to press a clamping plate downwards and rotate a hand wheel, so that the paperboard pressing device can be used for pressing paperboards of different specifications. Therefore, the other pressing wheel assembly can move to the lowermost side and take effect, and operation is convenient. The pressing wheel in the pressing wheel assembly on the uppermost side can be replaced so as to adapt to different use scenes, and the application range of the device is widened; the positions of the pressing wheels in all the pressing wheel assemblies can be adjusted so that pressing marks of different depths can be pressed on the paperboard.

Description

Technical Field

[0001] The utility model relates to the technical field of cardboard production, in particular to an easily adjustable cardboard indentation machine. Background Technique

[0002] An indentation machine is a device used to apply indentations on cardboard so that the cardboard can be folded and bent more easily.

[0003] As shown in an existing cardboard indentation machine disclosed in the application number 202323254188.6, generally only a set of indentation wheels are provided on the existing indentation machine. If the cardboard passing through the indentation machine is replaced and the indentation wheels need to be replaced or adjusted in position, the process is rather cumbersome. The staff needs to disassemble and assemble the upper support plate and the indentation wheels, and additional operations such as using a wrench by the staff are required. Moreover, the position of the indentation wheels needs to be accurately adjusted, which requires a certain degree of professionalism. Therefore, improvement is needed. Content of the Utility Model

[0004] Aiming at the deficiencies of the prior art, the utility model provides an easily adjustable cardboard indentation machine to solve the problems mentioned in the above background technique.

[0005] The utility model provides the following technical solution: An easily adjustable cardboard indentation machine includes two fixed plates distributed left and right. A paper transporting device for transporting cardboard is arranged inside the two fixed plates. A bearing shaft is rotatably connected between the two fixed plates, and two mounting plates distributed left and right are fixedly arranged on the bearing shaft. The mounting plates and the bearing shaft are coaxial, and a plurality of indentation wheel assemblies are arranged at equal angles between the two mounting plates with the axis of the bearing shaft as the center.

[0006] It further includes a positioning mechanism for controlling the angle of the bearing shaft.

[0007] Preferably, the positioning mechanism includes a control shaft rotatably connected inside the fixed plate. The control shaft is connected to the bearing shaft, and a handwheel is installed at one end of the control shaft away from the bearing shaft.

[0008] The control shaft is connected to the bearing shaft through a gear set.

[0009] Preferably, a limiting groove is arranged inside the side surface of the handwheel. A spring groove is arranged inside the fixed plate, and a clamping plate is slidably connected left and right inside the spring groove. One end of the clamping plate is provided with an inserting plate that can be inserted into the limiting groove, and one end of the clamping plate is provided with a key extending outside the spring groove. The clamping plate is connected to the bottom surface of the spring groove through a first spring.

[0010] Preferably, the press wheel assembly includes a mounting plate installed between the mounting discs. Two support plates are installed on the side of the mounting plate away from the bearing shaft. A fixed shaft is provided between the two support plates, and several press wheels are arranged on the fixed shaft.

[0011] Preferably, an adjustment groove for accommodating the mounting plate is provided in the mounting disc. A threaded shaft threadedly connected to the mounting plate is also rotatably connected in the adjustment groove. The left and right threaded shafts are connected by a synchronous belt, and an adjustment wheel is installed at the end of the threaded shaft.

[0012] Preferably, a slot for accommodating the support plate is provided in the upper side surface of the mounting plate, and a bolt for locking the support plate is installed on the side of the mounting plate away from the fixed shaft thereon.

[0013] Preferably, the paper conveying device includes a bearing plate arranged between the fixing plates. A conveying shaft close to the upper side of the bearing plate is also rotatably connected between the fixing plates, and a motor for driving the conveying shaft to rotate is provided on the fixing plate.

[0014] The utility model provides an easily adjustable cardboard indentation machine, which has the following beneficial effects:

[0015] Multiple press wheel assemblies are arranged in the utility model. The shapes and positions of the press wheels in each press wheel assembly can be different to adapt to cardboard of different specifications. Moreover, the staff only needs to press down the clamping plate and rotate the handwheel, then another press wheel assembly can move to the lowermost side and become effective, and the operation is convenient.

[0016] The press wheel in the uppermost press wheel assembly can be replaced to adapt to different usage scenarios and improve the applicable range of the utility model.

[0017] The press wheels in each press wheel assembly can adjust their positions to press indentations of different depths on the cardboard. Description of the Drawings

[0018] Figure 1 is the external view schematic diagram of the utility model;

[0019] Figure 2 is the top view of the utility model;

[0020] Figure 3 is Figure 1 the enlarged schematic diagram at A in

[0021] Figure 4 is the structural schematic diagram at the handwheel of the utility model.

[0022] In the figure:

[0023] 11. Fixed plate; 12. Bearing shaft; 13. Mounting plate; 14. Control shaft; 15. Handwheel; 16. Limiting plate; 17. Clamping plate; 21. Mounting plate; 22. Support plate; 23. Fixed shaft; 24. Pressing wheel; 25. Adjustment groove; 26. Threaded shaft; 27. Synchronous belt; 28. Adjusting wheel; 41. Bearing plate; 42. Transfer shaft; 43. Button. Detailed implementation manners

[0024] The embodiments of the present utility model will be described in detail below. The examples of the embodiments are shown in the drawings. The embodiments described below by referring to the drawings are exemplary and are intended to explain the present utility model, and should not be construed as a limitation to the present utility model.

[0025] In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings. It is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as a limitation to the present utility model.

[0026] In addition, the terms "first" and "second" are only used for descriptive purposes and should not be construed as indicating or implying relative importance or implicitly indicating the quantity of the indicated technical features. Thus, the features defined with "first" and "second" may explicitly or implicitly include at least one of such features. In the description of the present utility model, the meaning of "a plurality of" is at least two, such as two, three, etc., unless otherwise specifically and clearly defined.

[0027] In the present utility model, unless otherwise clearly specified and defined, the terms "mount", "connect", "couple", "fix", etc. should be understood in a broad sense. For example, it may be a fixed connection, a detachable connection, or integrated; it may be a mechanical connection, an electrical connection or communicable with each other; it may be directly connected, or indirectly connected through an intermediate medium, and it may be the internal communication of two elements or the interaction relationship between two elements, unless otherwise clearly defined. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0028] Refer to Figures 1-4According to an embodiment of the utility model, an easily adjustable cardboard creasing machine comprises two fixed plates 11 distributed on the left and right, wherein the two fixed plates 11 are provided with a paper transport device for transporting cardboard, and a bearing shaft 12 is rotatably connected between the two fixed plates 11, and the bearing shaft 12 is fixed with two mounting plates 13 distributed on the left and right, wherein the mounting plates 13 are coaxial with the bearing shaft 12, and the axis of the bearing shaft 12 is taken as the center, and a plurality of pressing wheel assemblies are arranged at equal angles between the two mounting plates 13 (at Figure 1 The paper conveying device is provided with six therein, and further includes a positioning mechanism for controlling the angle of the bearing shaft 12. A staff member can use the positioning mechanism to rotate the bearing shaft 12 and make different pressing wheel assemblies at the bottom. The pressing wheel assembly at the bottom can act on the cardboard transported by the paper conveying device and press creases on the cardboard.

[0029] In this embodiment, the positioning mechanism includes a control shaft 14 rotatably connected to the fixed plate 11, the control shaft 14 is connected to the load-bearing shaft 12, and a handwheel 15 is installed at one end of the control shaft 14 away from the load-bearing shaft 12. The staff can control the rotation of the load-bearing shaft 12 by rotating the handwheel 15, and replace the pressure wheel assembly located at the bottom.

[0030] In addition, the control shaft 14 is connected to the bearing shaft 12 through a gear set for speed reduction transmission, that is, when the hand wheel 15 rotates one circle, the bearing shaft 12 rotates to move a pressure wheel assembly originally near the lowermost pressure wheel assembly to the lowermost side.

[0031] In order to control the angle of the handwheel 15 and the bearing shaft 12, a limiting groove 16 is provided in the side of the handwheel 15, a spring groove is provided in the fixing plate 11, and a card plate 17 is connected to the spring groove for sliding left and right, one end of the card plate 17 is provided with an insert plate that can be inserted into the limiting groove 16, and one end of the card plate 17 is provided with a button 43 extending outside the spring groove, the card plate 17 is connected to the bottom surface of the spring groove through a No. 1 spring, and the handwheel 15 is locked by the card plate 17, so that the staff can only press the button 43 and the card plate 17 inward, and rotate the handwheel 15 after the insert plate is separated from the limiting groove 16.

[0032] The pressure wheel assembly includes a mounting plate 21 installed between the mounting plates 13, two support plates 22 are installed on the side of the mounting plate 21 away from the load-bearing shaft 12, a fixed shaft 23 is provided between the two support plates 22, and a plurality of pressure wheels 24 are provided on the fixed shaft 23, and the shapes and positions of the pressure wheels 24 in different pressure wheel assemblies are different.

[0033] In addition, in order to enable the position of the pressing wheel 24 in each of the pressing wheel assemblies to be adjustable, an adjustment groove 25 for accommodating the mounting plate 21 is provided in the mounting disc 13. A threaded shaft 26 threadedly connected to the mounting plate 21 is rotatably connected in the adjustment groove 25. The threaded shafts 26 on the left and right are connected by a timing belt 27. An adjustment wheel 28 is installed at the end of the threaded shaft 26. The staff can control the distance between the mounting plate 21 and the bearing shaft 12 by rotating the adjustment wheel 28, and further control the depth when the pressing wheel 24 acts on the cardboard.

[0034] In the second embodiment of the pressing wheel assembly, in order to make the support plate 22, the fixed shaft 23 and the pressing wheel 24 in the pressing wheel assembly easy to replace as a whole, a slot for accommodating the support plate 22 is provided in the upper side surface of the mounting plate 21, and a bolt for locking the support plate 22 is installed on the side surface of the mounting plate 21 away from the fixed shaft 23 thereon.

[0035] The paper transporting device includes a bearing plate 41 provided between the fixing plates 11. A transporting shaft 42 is rotatably connected between the fixing plates 11 near the upper side of the bearing plate 41. A motor for driving the transporting shaft 42 to rotate is provided on the fixing plates 11. The cardboard will be pressed and transported on the bearing plate 41 by the rotating transporting shaft 42, and is acted on by the pressing wheel assembly at the lowermost side to press out a crease.

[0036] The above are only specific embodiments of the present invention, but the technical features of the present invention are not limited thereto. Any changes or modifications made by any person skilled in the art within the scope of the present invention are covered by the patent scope of the present invention.

Claims

1. An easily adjustable cardboard indentation machine, comprising two fixed plates (11) distributed left and right, characterized in that: There is a paper transporting device for transporting cardboard disposed within the two fixed plates (11). A bearing shaft (12) is rotatably connected between the two fixed plates (11), and two mounting plates (13) distributed left and right are fixedly provided on the bearing shaft (12). The mounting plates (13) and the bearing shaft (12) are coaxial, and a plurality of pressing wheel assemblies are equiangularly arranged between the two mounting plates (13) with the axis of the bearing shaft (12) as the center. It further includes a positioning mechanism for controlling the angle of the bearing shaft (12).

2. The adjustable cardboard indentation machine according to claim 1, wherein: The positioning mechanism includes a control shaft (14) rotatably connected within the fixed plate (11). The control shaft (14) is connected to the bearing shaft (12), and a handwheel (15) is installed at one end of the control shaft (14) away from the bearing shaft (12). The control shaft (14) is connected to the bearing shaft (12) through a gear set.

3. The adjustable cardboard indentation machine according to claim 2, characterized in that: A limiting groove (16) is provided inside the side surface of the handwheel (15). A spring groove is provided within the fixed plate (11), and a clamping plate (17) is slidably connected left and right within the spring groove. One end of the clamping plate (17) is provided with an insertion plate capable of inserting into the limiting groove (16), and a button (43) extending outside the spring groove is installed at one end of the clamping plate (17). The clamping plate (17) is connected to the bottom surface of the spring groove through a first spring.

4. The adjustable cardboard indentation machine according to claim 1, characterized in that: The pressing wheel assembly includes a mounting plate (21) installed between the mounting plates (13). Two support plates (22) are installed on the side surface of the mounting plate (21) away from the bearing shaft (12). A fixed shaft (23) is provided between the two support plates (22), and several pressing wheels (24) are provided on the fixed shaft (23).

5. The adjustable cardboard indentation machine according to claim 4, wherein: An adjustment groove (25) for accommodating the mounting plate (21) is provided within the mounting plate (13). A threaded shaft (26) threadedly connected to the mounting plate (21) is further rotatably connected within the adjustment groove (25). The left and right threaded shafts (26) are connected through a synchronous belt (27). An adjustment wheel (28) is installed at the end of the threaded shaft (26).

6. The adjustable cardboard indentation machine according to claim 5, wherein: A slot for accommodating the support plate (22) is provided inside the upper side surface of the mounting plate (21), and a bolt for locking the support plate (22) is installed on the side surface of the mounting plate (21) away from the fixed shaft (23) thereon.

7. The adjustable cardboard indentation machine according to claim 1, characterized in that: The paper transporting device includes a bearing plate (41) disposed between the fixed plates (11). A transfer shaft (42) close to the upper side of the bearing plate (41) is further rotatably connected between the fixed plates (11). A motor for driving the rotation of the transfer shaft (42) is provided on the fixed plate (11).

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