A punching device for carton board

Abstract

The utility model discloses a punching device for carton board, including a workbench, a lower template is recessed in the middle hollow part of the top of the workbench, the lower template has a die hole, a support frame is provided on the longitudinal side of the lower template, a first positioning plate is provided between the lower template and the support frame, a fixed support platform is provided on the lateral side of the lower template, a first telescopic device is provided on the outer surface of the longitudinal side of the support frame, the output end of the first telescopic device passes through the support frame and is connected to the first positioning plate, and the fixed support platform is installed with a plug-in support plate in the lateral direction. The beneficial effects of the utility model are: the utility model has a reasonable design, a simple and stable structure, and strong practicality; it can quickly position the carton board to be punched, so as to facilitate the alignment of the position of the carton board to be punched with the die hole; it can avoid displacement during the punching process of the carton board, and improve the accuracy of the punching process of the carton board; at the same time, it can avoid indentation during the process of fixing and limiting the carton board, ensure the quality of the finished product, and is suitable for popularization and use.

Description

Technical Field

[0001] The utility model relates to the technical field of carton production and processing, in particular to a punching device for carton boards. Background Art

[0002] Carton is a common packaging material. The production technology of cartons is mature, the weight is light, the cost is relatively low, and the application range is wide. In order to improve the packaging and handling convenience of cartons, it is usually necessary to punch holes on the carton board during the production and processing process.

[0003] However, in the actual punching process of the carton board, it is inconvenient to quickly align the punching position of the carton board. At the same time, the fixed limit of the carton board is not stable and firm enough, and it is easy to move during punching, affecting the accuracy of punching. At the same time, the inconvenience needs further development and improvement. Utility Model Content

[0004] The purpose of the utility model is to provide a punching device for carton boards in order to solve the problem that, during the actual punching process of the carton boards, it is inconvenient to quickly align the punching position of the carton boards, and at the same time, the fixed limit of the carton boards is not stable and firm enough, which easily causes displacement during punching and affects the punching accuracy.

[0005] The utility model achieves the above-mentioned purpose through the following technical scheme: a punching device for carton board, comprising a workbench, a lower template is recessed in the middle hollow part of the top of the workbench, the lower template has a die hole, a support frame is arranged on the longitudinal side of the lower template, a first positioning plate is arranged between the lower template and the support frame, a fixed support platform is arranged on the transverse side of the lower template, a first telescopic device is arranged on the outer surface of the longitudinal side of the support frame, the output end of the first telescopic device passes through the support frame and is connected with the first positioning plate, the fixed support platform is installed with a plug-in support plate along the transverse direction, the A first lifting device is installed on the top of one end of the plug-in support plate close to the lower template, a first pressing plate is installed on the bottom output end of the first lifting device through the plug-in support plate, a second positioning plate is provided at the bottom of the plug-in support plate on the side of the first pressing plate close to the fixed support platform, a second telescopic device is provided between the top of the fixed support platform and the plug-in support plate, an upper template is provided above the lower template, a second lifting device is provided on the top of the support frame, the output end of the second lifting device passes through the support frame and is connected to the top of the upper template, and a punch is provided at the bottom of the upper template corresponding to the mold hole position.

[0006] Furthermore, bellows are provided on both sides of the mold hole at the bottom of the lower template, a plurality of exhaust holes are equidistantly provided on both sides of the mold hole at the bottom of the lower template, the exhaust holes are connected with the bellows, a vacuum pump is provided on one side of the longitudinal direction of the lower template at the bottom of the workbench, and the bellows are connected with the vacuum pump.

[0007] Furthermore, the second positioning plate is provided with a plurality of rectangular hollows equidistantly along the longitudinal direction, and a guide rod is provided in each of the rectangular hollows, and one end of the guide rod is connected to the first pressing plate.

[0008] Furthermore, the top of the upper template is located on both sides of the longitudinal direction of the second lifting device, and the guide support rods are plugged and connected to the support frame. The upper template is located on both sides of the lateral direction of the second lifting device and is plugged and installed with support screws. A second pressure plate is installed between the support screw at one end below the upper template, and a fixed adjusting nut is threadedly installed at one end of the support screw above the upper template. A spring is provided between the support screw and the upper template and the second pressure plate, and the second pressure plate has a hollow hole corresponding to the punch.

[0009] Furthermore, a control device is provided at one end of the upper portion of the workbench, and the first telescopic device, the first lifting device, the second telescopic device, the second lifting device and the vacuum pump are all electrically connected to the control device.

[0010] Furthermore, a protective layer made of polyester fiber material is disposed at the bottom of the first pressing plate and the second pressing plate.

[0011] Compared with the prior art, the beneficial effects of the utility model are as follows: the utility model has a reasonable design, a simple and stable structure, and strong practicality; through the cooperation of the structures set by the first positioning plate and the second positioning plate, the carton board to be punched can be quickly positioned, which is convenient for aligning the position of the carton board to be punched with the die hole, thereby improving the efficiency of the carton board punching process; through the exhaust holes, bellows and vacuum pump set as well as the structure set by the first pressing plate, the preliminary positioning of the carton board can be achieved, and when punching, the second pressing plate will contact the carton board before the punch, and further fix and limit the carton board, thereby avoiding displacement during the punching process of the carton board and improving the accuracy of the punching process of the carton board; in addition, a protective layer made of polyester fiber material is provided at the bottom of the first pressing plate and the second pressing plate, which can avoid indentations in the process of fixing and limiting the carton board while ensuring the pressure and friction required for fixing and limiting the carton board, thereby ensuring the quality of the finished product and being suitable for popularization and use. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0013] Figure 2 It is a three-dimensional structural schematic diagram of another viewing angle of the utility model;

[0014] Figure 3 for Figure 1 Enlarged view of part A in the middle;

[0015] Figure 4 It is a right side view of the utility model;

[0016] Figure 5 for Figure 4 Enlarged view of part B in the middle.

[0017] In the figure: 1-workbench, 2-lower template, 3-die hole, 4-support frame, 5-first positioning plate, 6-fixed support platform, 7-first telescopic device, 8-plug-in support plate, 9-first lifting device, 10-first pressing plate, 11-second positioning plate, 12-second telescopic device, 13-upper template, 14-second lifting device, 15-punch, 16-bellows, 17-exhaust hole, 18-vacuum pump, 19-rectangular hollow, 20-guide rod, 21-guide support rod, 22-support screw, 23-second pressing plate, 24-fixed adjusting nut, 25-spring, 26-control device. DETAILED DESCRIPTION

[0018] 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.

[0019] In the description of the present invention, it should be understood that the terms "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0020] Combination Figures 1 to 5A punching device for a carton board shown in the figure comprises a workbench 1, a lower template 2 is recessed in the middle hollow portion of the top of the workbench 1, the lower template 2 has a die hole 3, a support frame 4 is provided on one longitudinal side of the lower template 2, a first positioning plate 5 is provided between the lower template 2 and the support frame 4, a fixed support platform 6 is provided on one lateral side of the lower template 2, a first telescopic device 7 is provided on the outer surface of one longitudinal side of the support frame 4, an output end of the first telescopic device 7 passes through the support frame 4 and is connected to the first positioning plate 5, a plug-in support plate 8 is installed on the fixed support platform 6 along the lateral direction, and the plug-in support plate 8 is close to the lower template 2. A first lifting device 9 is installed at the top of the end, and a first pressing plate 10 is installed at the bottom output end of the first lifting device 9 through the plug-in support plate 8. A second positioning plate 11 is arranged at the bottom of the plug-in support plate 8 on the side of the first pressing plate 10 close to the fixed support platform 6, and a second telescopic device 12 is arranged between the top of the fixed support platform 6 and the plug-in support plate 8. An upper template 13 is arranged above the lower template 2, and a second lifting device 14 is arranged on the top of the support frame 4. The output end of the second lifting device 14 passes through the support frame 4 and is connected with the top of the upper template 13, and a punch 15 is arranged at the position of the mold hole 3 at the bottom of the upper template 13.

[0021] Bellows 16 are provided on both sides of the die hole 3 at the bottom of the lower template 2, and a plurality of exhaust holes 17 are equidistantly provided on both sides of the die hole 3 at the bottom of the lower template 2, and the exhaust holes 17 are connected with the bellows 16. A vacuum pump 18 is provided on one side of the longitudinal direction of the lower template 2 at the bottom of the workbench 1, and the bellows 16 are connected with the vacuum pump 18. Through the cooperation of the vacuum pump 18 and the bellows 16, negative pressure is generated at the exhaust holes 17 to achieve preliminary adsorption and limiting of the upper carton board.

[0022] The top of the upper template 13 is located at the second lifting device 14 and is provided with guide support rods 21 on both sides of the longitudinal direction. The guide support rods 21 are plugged and connected to the support frame 4. The upper template 13 is located at the second lifting device 14 and is plugged and installed with support screws 22 on both sides of the transverse direction. The support screw 22 is located at one end below the upper template 13 and a second pressing plate 23 is installed between the support screw 22. A fixed adjusting nut 24 is threadedly installed at one end of the support screw 22 above the upper template 13. A spring 25 is provided between the support screw 22 and the second pressing plate 23. The second pressing plate 23 has a hollow hole corresponding to the punch 15, which can further fix and limit it before punching the carton board to ensure the stability of the position during the punching process of the carton board.

[0023] A control device 26 is provided at one end of the upper part of the workbench 1, and the first telescopic device 7, the first lifting device 9, the second telescopic device 12, the second lifting device 14 and the vacuum pump 18 are all electrically connected to the control device 26, so as to facilitate the control of the working states of the first telescopic device 7, the first lifting device 9, the second telescopic device 12, the second lifting device 14 and the vacuum pump 18 through the control device 26, wherein the first telescopic device 7, the first lifting device 9, the second telescopic device 12 and the second lifting device 14 are one of a hydraulic cylinder, a servo electric cylinder or an electric telescopic rod; the bottom of the first pressing plate 10 and the second pressing plate 23 are both provided with a protective layer made of polyester fiber material, which ensures the pressure and friction required for fixing and limiting the carton board while avoiding indentations in the process of fixing and limiting the carton board, thereby ensuring the quality of the finished product; the second positioning plate 11 is provided with a plurality of rectangular hollows 19 equidistantly along the longitudinal direction, and a guide rod 20 is provided in each of the rectangular hollows 19, and one end of the guide rod 20 is connected to the first pressing plate 10, so as to avoid horizontal displacement during the lifting and lowering of the first pressing plate 10 and ensure its smooth lifting and lowering.

[0024] Working principle: According to the size of the cardboard to be punched and the position of the holes to be punched, adjust the positions of the first positioning plate and the second positioning plate by cooperating with the first telescopic device and the second telescopic device, and then place the carton board to be punched on the workbench so that its longitudinal end contacts the first positioning plate and the lateral end contacts the second positioning plate. Then control the vacuum pump to start working, and with the cooperation of the bellows and the exhaust hole, the carton board is adsorbed. Then control the first lifting device to descend, and with the cooperation of the rectangular hollow and the guide rod, drive the first pressing plate to descend vertically, so as to achieve preliminary positioning of the carton board. Then control the second lifting device to drive the upper template to descend, and punch the carton board through the punch. Before the punch contacts the carton board, with the cooperation of the support screw, spring and fixed adjusting bolt, the second pressing plate will first contact the carton board, and then the punch will continue to descend and punch the carton board through the hollow hole in the middle of the second pressing plate.

[0025] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-limiting from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims are included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

[0026] 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 punching device for carton board, comprising a workbench (1), characterized in that: A lower template (2) is recessed in the hollowed-out portion in the middle of the top of the workbench (1), the lower template (2) having a mold hole (3), a support frame (4) is provided on one longitudinal side of the lower template (2), a first positioning plate (5) is provided between the lower template (2) and the support frame (4), a fixed support platform (6) is provided on one lateral side of the lower template (2), a first telescopic device (7) is provided on the outer surface of one longitudinal side of the support frame (4), an output end of the first telescopic device (7) passes through the support frame (4) and is connected to the first positioning plate (5), a plug-in support plate (8) is installed on the fixed support platform (6) in a lateral direction, and a first lifting device (9) is installed on the top of one end of the plug-in support plate (8) close to the lower template (2). ), a first pressing plate (10) is installed at the bottom output end of the first lifting device (9) through the plug-in support plate (8), a second positioning plate (11) is arranged at the bottom of the plug-in support plate (8) on the side of the first pressing plate (10) close to the fixed support platform (6), a second telescopic device (12) is arranged between the top of the fixed support platform (6) and the plug-in support plate (8), an upper template (13) is arranged above the lower template (2), a second lifting device (14) is arranged at the top of the support frame (4), an output end of the second lifting device (14) passes through the support frame (4) and is connected to the top of the upper template (13), and a punch (15) is arranged at the bottom of the upper template (13) at a position corresponding to the die hole (3).

2. A punching device for carton board according to claim 1, characterized in that The bottom of the lower template (2) is provided with bellows (16) on both sides of the mold hole (3) in the horizontal direction; the lower template (2) is provided with a plurality of exhaust holes (17) at equal intervals on both sides of the mold hole (3) in the horizontal direction; the exhaust holes (17) are connected to the bellows (16); the bottom of the workbench (1) is provided with a vacuum pump (18) on one side of the lower template (2) in the longitudinal direction; the bellows (16) are connected to the vacuum pump (18).

3. A punching device for carton board according to claim 1, characterized in that The second positioning plate (11) is provided with a plurality of rectangular hollows (19) equidistantly along the longitudinal direction, and a guide rod (20) is provided in each of the rectangular hollows (19), and one end of the guide rod (20) is connected to the first pressing plate (10).

4. A punching device for carton board according to claim 1, characterized in that The top of the upper template (13) is located on both sides of the second lifting device (14) in the longitudinal direction and is provided with guide support rods (21), the guide support rods (21) are plug-connected with the support frame (4), the upper template (13) is located on both sides of the second lifting device (14) in the transverse direction and is plug-connected with support screws (22), a second pressing plate (23) is installed between the support screws (22) located at one end below the upper template (13), a fixed adjustment nut (24) is threadedly installed at one end of the support screws (22) located above the upper template (13), a spring (25) is provided between the support screws (22) located between the upper template (13) and the second pressing plate (23), and the second pressing plate (23) has a hollow hole corresponding to the punch (15).

5. A punching device for carton board according to claim 2, characterized in that A control device (26) is provided at one end of the upper portion of the workbench (1); the first telescopic device (7), the first lifting device (9), the second telescopic device (12), the second lifting device (14) and the vacuum pump (18) are all electrically connected to the control device (26).

6. A punching device for carton board according to claim 4, characterized in that The bottoms of the first pressing plate (10) and the second pressing plate (23) are both provided with a protective layer made of polyester fiber material.

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