Die cutting machine for corrugated carton production

By introducing translation and pulling components into the die-cutting machine, and utilizing the cooperation of motors and electric cylinders, the problem of inefficient ejection of corrugated boxes after die-cutting has been solved, achieving efficient and complete box collection.

CN224075134UActive Publication Date: 2026-04-03TANGSHAN KAISHENGYUAN PAPER PROD CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-04-15
Publication Date
2026-04-03

AI Technical Summary

Technical Problem

In existing technologies, corrugated boxes are difficult to push out efficiently after die-cutting, especially when the boxes are stacked high, making it impossible to push them out completely at once, resulting in low pushing efficiency.

Method used

The system employs a combination of translation and pulling components, using a motor-driven reciprocating screw and screw nut to move and engage the receiving rack. Combined with the use of an electric cylinder, this ensures that cartons are accurately delivered into the receiving bin, achieving efficient collection.

Benefits of technology

It improves the collection efficiency of corrugated boxes, ensuring that the boxes can be completely moved into the receiving box, avoiding box slippage and leakage, and improving production efficiency.

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Abstract

The utility model relates to the technical field of die-cutting machines, one embodiment of the utility model provides a die-cutting machine for corrugated carton production, the die-cutting machine comprises two receiving frames, a sliding frame, a translation assembly, a receiving box and a pulling assembly, the number of the receiving frames is two, fixing pieces are arranged on the receiving frames, and the receiving frames are located on the side face of a discharging opening of a die-cutting machine body; the number of the sliding frames is two, the two sliding frames are both fixedly installed on the side face of the supporting frame, the translation assembly is arranged on the sliding frames, the material collecting box is arranged on the sliding frames, the number of the pulling assemblies is two, the two pulling assemblies are both arranged on the translation assembly, and the material collecting frame is arranged on the pulling assemblies. By means of the technical scheme, the technical problem that in the prior art, when corrugated cartons on a containing bin are pushed out, if the cartons are stacked at high positions, the cartons are difficult to push out at the same time is solved.
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Description

Technical Field

[0001] The embodiments disclosed herein relate to the field of die-cutting machine technology, and more specifically, to a die-cutting machine for corrugated cardboard box production. Background Technology

[0002] Corrugated cardboard boxes are a widely used packaging container. After the production of corrugated cardboard boxes is completed, they need to be die-cut using a die-cutting machine. A die-cutting machine is a device used to perform die-cutting, creasing, hot stamping, and other processing on various materials. By die-cutting corrugated cardboard boxes, precise shaping, improved packaging effect, and convenient subsequent processing can be achieved. After the corrugated cardboard boxes are die-cut, they are usually conveyed out and dropped to the ground, making it difficult to sort and collect them in an orderly manner.

[0003] To address the aforementioned issues, a search revealed a die-cutting device for corrugated cardboard box production, as proposed in announcement number CN217099070U. This device involves installing a placement chamber at the bottom side of the die-cutting machine, with baffles installed around the placement chamber, and a sliding block installed on the side of the placement chamber. After the corrugated cardboard box is die-cut, it falls onto the placement chamber, and the baffles can block it to prevent deviation. After falling, the sliding block pushes the corrugated cardboard box out of the placement chamber.

[0004] However, since the height of the moving block is relatively low compared to the height between the placement bin and the die-cutting machine, if a large number of corrugated boxes fall from the placement bin and the stack height is higher than the height of the moving block, it is not possible to push all the corrugated boxes out of the placement bin at once if the moving block is used to push them out. Therefore, the efficiency is low when pushing out the die-cut corrugated boxes. Utility Model Content

[0005] To overcome the above-mentioned defects, embodiments of this disclosure provide a die-cutting machine for corrugated cardboard box production, which solves the technical problem in the prior art that when corrugated cardboard boxes are pushed out of the placement bin, it is difficult to push them out simultaneously if the boxes are stacked high.

[0006] According to one aspect, at least one embodiment of this disclosure provides a die-cutting machine for corrugated cardboard box production, including a die-cutting machine body mounted on a support frame, and further including a receiving rack, a sliding rack, a translation component, a receiving box, and a pulling component. Two receiving racks are provided, each with a fixing member, and the receiving rack is located on the side of the discharge port of the die-cutting machine body. Two sliding racks are provided, both fixedly mounted on the side of the support frame. The translation component is disposed on the sliding rack and is used to move the received rack away from the die-cutting machine body after receiving material, thereby unloading the material. The receiving box is disposed on the sliding rack. Two pulling components are provided, both disposed on the translation component, and the receiving rack is disposed on the pulling component, used to pull the two receiving racks apart, thereby causing the cardboard box to fall into the receiving box.

[0007] Furthermore, the translation assembly includes placement rods, support covers, reciprocating screws, screw nuts, motors, and sliding components. Four placement rods are provided, arranged in pairs, with each pair of rods fixedly installed on the sides of two sliding frames. Two support covers are provided, each fixedly installed on the sides of two sets of placement rods. The reciprocating screw is rotatably installed within one of the support covers, with the screw nut mounted on it. The motor is mounted on the side of the support cover, and its output end is coaxially connected to the reciprocating screw. The sliding component is located within the other support cover.

[0008] Furthermore, the sliding assembly includes a slide rod, a slider, and a movable frame. The slide rod is fixedly installed inside another support cover, the slider is slidably installed on the slide rod, and the movable frame is fixedly installed on the top of the slider and the lead screw nut, with a sliding groove provided at the top of the movable frame.

[0009] Furthermore, the fixing component includes a mounting plate, an electric cylinder, and a fixing plate. The mounting plate is fixedly mounted on the side of the receiving rack, the electric cylinder is mounted on the mounting plate, and the fixing plate is fixedly mounted on the output end of the electric cylinder, with the fixing plate penetrating the side of the receiving rack.

[0010] Furthermore, the pulling assembly includes a support plate, a second electric cylinder, a connecting rod, and a moving assembly. The support plate is fixedly installed on the side of the moving frame, the second electric cylinder is installed on the side of the support plate, the connecting rod is fixedly installed on the side of the receiving frame, and the connecting rod is fixedly connected to the output end of the second electric cylinder. The moving assembly is disposed on the moving frame.

[0011] Furthermore, the moving component includes a moving block and support rods. The moving block is slidably installed in the groove of the moving frame, and two support rods are provided, both of which are fixedly installed between the moving block and the receiving frame.

[0012] Furthermore, a groove is provided at the top of the sliding frame, and the receiving box is slidably installed in the groove of the sliding frame via a sliding rod.

[0013] Furthermore, the bottom of the receiving box is equipped with casters, and the bottom of the casters is at the same horizontal position as the bottom of the sliding frame.

[0014] Furthermore, the highest point of the receiving box is lower than the bottom of the moving frame.

[0015] Furthermore, the length of the receiving box is set to be longer than the length of the cardboard box, and the sum of the lengths of the two receiving racks is set to be longer than the length of the cardboard box.

[0016] The beneficial effects of the embodiments disclosed herein are as follows:

[0017] In this disclosure, after the die-cutting machine body finishes cutting the corrugated carton, it is conveyed to the receiving rack. Beforehand, the receiving rack is moved to the outlet near the die-cutting machine body by a translation component, and the two receiving racks are brought together by a pulling component. When the carton is conveyed to the receiving rack, the carton on the receiving rack is fixed by a fixing component. Then, the receiving rack is moved backward again by the translation component, so that it is moved above the receiving box. The two receiving racks are pulled apart by the pulling component, so that the carton falls into the receiving box for collection. Compared with the prior art, the carton on the receiving rack can be completely moved into the receiving box for collection, which is more efficient. Attached Figure Description

[0018] To more clearly illustrate the technical solutions in the embodiments of this disclosure, the accompanying drawings used in the description of the embodiments of this disclosure will be briefly introduced below. Obviously, the drawings described below are merely some exemplary embodiments of this disclosure. For those skilled in the art, other drawings can be obtained based on the content of the exemplary embodiments of this disclosure and these drawings without any creative effort.

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

[0020] Figure 2 This is a schematic diagram of the structure of the translation component and the sliding frame of this utility model.

[0021] Figure 3 This is a schematic diagram of the structure of the material receiving rack, fixing component, and pulling assembly of this utility model.

[0022] Figure 4 This is a schematic diagram of the structure of the receiving box, moving wheels, sliding frame and sliding rod of this utility model;

[0023] In the diagram: 1. Die-cutting machine body; 2. Support frame; 3. Receiving rack; 4. Sliding frame; 5. Receiving box; 6. Placement rod; 7. Support cover; 8. Reciprocating screw; 9. Screw nut; 10. Motor; 11. Sliding rod; 12. Sliding block; 13. Moving frame; 14. Mounting plate; 15. Electric cylinder one; 16. Fixed plate; 17. Support plate; 18. Electric cylinder two; 19. Connecting rod; 20. Moving block; 21. Support rod; 22. Sliding rod; 23. Moving wheel. Detailed Implementation

[0024] The present disclosure will now be described in further detail with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present disclosure and are not intended to limit the scope of the disclosure.

[0025] To keep the drawings concise, each drawing only schematically shows the parts relevant to the disclosure; these do not represent the actual structure of the product. Furthermore, for ease of understanding, in some drawings, only one of components with the same structure or function is schematically shown, or only one is labeled. In this document, "one" not only means "only one," but can also mean "more than one," and "several" includes "two" and "more than two."

[0026] In this document, it should be noted that, unless otherwise explicitly specified and limited, the terms "installation," "connection," and "linkage" should be interpreted broadly. For example, they can refer to fixed connections, detachable connections, or integral connections; they can refer to mechanical connections or electrical connections; they can refer to direct connections or indirect connections through an intermediate medium; and they can refer to the internal connection between two components. Those skilled in the art can understand the specific meaning of the above terms in this disclosure based on the specific circumstances.

[0027] In this disclosure, unless otherwise expressly specified and limited, "above" or "below" the second feature can include direct contact between the first and second features, or contact between the first and second features through another feature between them. Furthermore, "above," "over," and "on top" of the second feature includes the first feature directly above or diagonally above the second feature, or simply indicates that the first feature is at a higher horizontal level than the second feature. "Below," "below," and "under" the second feature includes the first feature directly below or diagonally below the second feature, or simply indicates that the first feature is at a lower horizontal level than the second feature.

[0028] In the description of this embodiment, terms such as "upper," "lower," "left," and "right" are based on the orientation or positional relationship shown in the accompanying drawings. They are used only for the convenience of description and simplification of operation, and are not intended to indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, they should not be construed as limitations on this disclosure.

[0029] Furthermore, in the description of this application, the terms "first," "second," etc., are used only to distinguish descriptions and should not be construed as indicating or implying relative importance.

[0030] like Figures 1-4 The diagram illustrates a die-cutting machine for corrugated cardboard box production according to an embodiment of this disclosure. It includes a die-cutting machine body 1 mounted on a support frame 2, and further includes a receiving rack 3, a sliding rack 4, a translation component, a receiving box 5, and a pulling component. Two receiving racks 3 are provided, each with a fixing component, and the receiving rack 3 is located on the side of the discharge port of the die-cutting machine body 1. Two sliding racks 4 are provided, both fixedly mounted on the side of the support frame 2. The translation component is mounted on the sliding rack 4 and is used to move the received receiving rack 3 away from the die-cutting machine body 1 after receiving material, thereby unloading the material. The receiving box 5 is mounted on the sliding rack 4. Two pulling components are provided, both mounted on the translation component, and the receiving rack 3 is mounted on the pulling component, used to pull the two receiving racks 3 apart, causing the cardboard box to fall into the receiving box 5.

[0031] When the die-cutting machine body 1 is die-cutting the carton, the receiving rack 3 is moved to the discharge port of the die-cutting machine body 1 by the translation component, such as Figure 2 As shown, the translation assembly includes placement rods 6, support covers 7, reciprocating screws 8, screw nuts 9, motors 10, and sliding components. Four placement rods 6 are provided, arranged in pairs. Two pairs of placement rods 6 are fixedly installed on the sides of two sliding frames 4. Two support covers 7 are provided, fixedly installed on the sides of two pairs of placement rods 6. The reciprocating screw 8 is rotatably installed inside one of the support covers 7, and the screw nut 9 is installed on the reciprocating screw 8. The motor 10 is installed on the side of the support cover 7, and its output end is coaxially connected to the reciprocating screw 8. The sliding component is located inside the other support cover 7 and includes a slide rod 11, a slider 12, and a moving frame 13. The slide rod 11 is fixedly installed inside the other support cover 7, the slider 12 is slidably installed on the slide rod 11, and the moving frame 13 is fixedly installed on the top of the slider 12 and the screw nut 9, with a groove formed at the top of the moving frame 13.

[0032] Specifically, by starting the motor 10, the motor 10 drives the reciprocating screw 8 to rotate inside the support cover 7. The screw nut 9 then moves on the reciprocating screw 8, which in turn drives the moving frame 13 to move on the slide rod 11 and the reciprocating screw 8 via the slider 12. This, in turn, moves the receiving rack 3 to the side of the discharge port of the die-cutting machine body 1. After die-cutting is completed, the carton is conveyed to the receiving rack 3. Since the sum of the lengths of the two receiving racks 3 is set to be longer than the length of the carton, it can be ensured that the carton will not be too short to hold it after entering the receiving rack 3. It should be noted that the reciprocating screw 8 and the screw nut 9 are rolling screw drives. The screw nut 9 moves back and forth on the reciprocating screw 8. This is a well-known structure and will not be described in detail here.

[0033] After moving over, the two receiving racks 3 can be brought together by pulling the assembly, such as... Figure 3 As shown, the pulling assembly includes a support plate 17, an electric cylinder 18, a connecting rod 19, and a moving assembly. The support plate 17 is fixedly installed on the side of the moving frame 13, the electric cylinder 18 is installed on the side of the support plate 17, and the connecting rod 19 is fixedly installed on the side of the receiving rack 3. The connecting rod 19 is fixedly connected to the output end of the electric cylinder 18. The moving assembly is set on the moving frame 13 and includes a moving block 20 and a support rod 21. The moving block 20 is slidably installed in the slide groove of the moving frame 13. There are two support rods 21, and both support rods 21 are fixedly installed between the moving block 20 and the receiving rack 3.

[0034] Specifically, by activating the second electric cylinder 18, the output end of the second electric cylinder 18 pushes the connecting rod 19. The connecting rod 19 drives the receiving rack 3 to reciprocate within the slide groove of the moving frame 13 via the moving block 20, thereby bringing the two receiving racks 3 together. When collecting cartons, the two receiving racks 3 are brought together. When it is necessary to release the cartons, the two receiving racks 3 are separated again, allowing the cartons to fall through the gap between the two receiving racks 3. After the carton collection is completed, the receiving rack 3 is moved to the top of the receiving box 5 again by the translation component. During the movement, it is fixed by a fixing component, which includes a mounting plate 14, an electric cylinder 15, and a fixing plate 16. The mounting plate 14 is fixedly installed on the side of the receiving rack 3, the electric cylinder 15 is installed on the mounting plate 14, and the fixing plate 16 is fixedly installed on the output end of the electric cylinder 15, and the fixing plate 16 penetrates through the side of the receiving rack 3.

[0035] Specifically, starting the electric cylinder 15 causes the output end of the electric cylinder 15 to move the fixed plate 16, thereby fitting the two sides of the carton together and ensuring that the carton will not slide off the side of the moving receiving rack 3.

[0036] When the receiving rack 3 moves to the top of the receiving box 5, pull open the two receiving racks 3 to allow the cartons to fall into the receiving box 5 through the gap. After falling, as... Figure 4 As shown, the top of the sliding frame 4 has a groove, and the receiving box 5 is slidably installed in the groove of the sliding frame 4 through the sliding rod 22. The bottom of the receiving box 5 is equipped with a moving wheel 23, and the bottom of the moving wheel 23 is at the same level as the bottom of the sliding frame 4. This allows the receiving box 5 to be pulled out for collection, which is more labor-saving. The length of the receiving box 5 is longer than the length of the cardboard box, which can still ensure that the cardboard box can be completely contained after it falls into the receiving box 5. The highest point of the receiving box 5 is lower than the bottom of the moving frame 13, so it will not be blocked by the moving frame 13 when the receiving box 5 moves.

[0037] Working principle: When collecting the die-cut corrugated cartons, the motor 10 is started. The motor 10 drives the reciprocating screw 8 to rotate inside the support cover 7, which in turn drives the screw nut 9 to move on the reciprocating screw 8. This causes the moving frame 13 to move on the slide rod 11 and the reciprocating screw 8, moving the receiving frame 3 to the discharge port of the die-cutting machine body 1. Then, the electric cylinder 18 is started. The electric cylinder 18 drives the connecting rod 19 and the receiving frame 3 to move, so that the two receiving frames 3 come into contact. After the die-cut corrugated boxes are collected, start the electric cylinder 15. The output end of the electric cylinder 15 drives the fixed plate 16 to move, thereby adhering the two sides of the box. Then start the motor 10 again to move the receiving rack 3 above the receiving box 5. Start the electric cylinder 18 to separate the two receiving racks 3 and let the boxes fall into the receiving box 5 through the gap. After collection, pull the receiving box 5 to pull out the collected boxes.

[0038] It should be noted that the above embodiments are only used to illustrate the technical solutions of this disclosure and are not intended to limit it. Although this disclosure has been described in detail with reference to preferred embodiments, those skilled in the art should understand that modifications or equivalent substitutions can be made to the technical solutions of this disclosure without departing from the spirit and scope of the technical solutions of this disclosure, and all such modifications and substitutions should be covered within the scope of the claims of this disclosure.

Claims

1. A die cutting machine for corrugated box production, comprising a die cutting machine body (1) installed on a support frame (2), characterized in that, Also include: The receiving rack (3) is provided with two, the receiving rack (3) is provided with a fixing part, and the receiving rack (3) is located at the side of the discharge port of the die cutting machine body (1); The sliding frame (4) is provided with two, and the two sliding frames (4) are fixedly installed on the side of the support frame (2); The translation component is provided on the sliding frame (4), which is used to move the receiving rack (3) away from the die cutting machine body (1) after receiving the material, so as to discharge; The receiving box (5) is provided on the sliding frame (4); The pulling component is provided with two, and the two pulling components are provided on the translation component, the receiving rack (3) is provided on the pulling component, which is used to pull apart the two receiving racks (3), so that the carton falls into the receiving box (5).

2. The die-cutting machine for corrugated box production according to claim 1, characterized in that, The translation component includes: The placing rod (6) is provided with four, and the four placing rods (6) are two by two as a group, and the two groups of placing rods (6) are fixedly installed on the side of the two sliding frames (4) respectively; The support cover (7) is provided with two, and the two support covers (7) are fixedly installed on the side of the two groups of placing rods (6) respectively; The reciprocating lead screw (8) is rotatably installed in one of the support covers (7); The lead screw nut (9) is installed on the reciprocating lead screw (8); The motor (10) is installed on the side of the support cover (7), and the output end of the motor (10) is coaxially connected with the reciprocating lead screw (8); The sliding component is provided in the other support cover (7).

3. The die-cutting machine for corrugated box production according to claim 2, characterized in that, The sliding component includes: The sliding rod (11) is fixedly installed in the other support cover (7); The sliding block (12) is slidably installed on the sliding rod (11); The moving frame (13) is fixedly installed on the top end of the sliding block (12) and the lead screw nut (9), and the top end of the moving frame (13) is provided with a sliding groove.

4. The die-cutting machine for corrugated box production according to claim 3, characterized in that, The fixing part includes: The mounting plate (14) is fixedly installed on the side of the receiving rack (3); The electric cylinder one (15) is installed on the mounting plate (14); The fixed plate (16) is fixedly installed on the output end of the electric cylinder one (15), and the fixed plate (16) penetrates the side of the receiving rack (3).

5. The die-cutting machine for corrugated box production according to claim 4, characterized in that, The pulling component includes: The support plate (17) is fixedly installed on the side of the moving frame (13); The electric cylinder two (18) is installed on the side of the support plate (17); The connecting rod (19) is fixedly installed on the side of the receiving rack (3), and the connecting rod (19) is fixedly connected with the output end of the electric cylinder two (18). A moving assembly is arranged on the moving frame (13).

6. The die-cutting machine for corrugated box production according to claim 5, characterized in that, The moving assembly comprises: A moving block (20) is slidingly arranged in a sliding groove of the moving frame (13); Two support rods (21) are arranged, and each of the two support rods (21) is fixedly arranged between the moving block (20) and the material collecting frame (3).

7. The die-cutting machine for corrugated box production according to claim 6, characterized in that, A sliding groove is arranged at the top end of the sliding frame (4), and the material collecting box (5) is slidingly arranged in the sliding groove of the sliding frame (4) through a sliding rod (22).

8. The die-cutting machine for corrugated box production according to claim 7, characterized in that, A moving wheel (23) is arranged at the bottom end of the material collecting box (5), and the bottom end of the moving wheel (23) is located at the same horizontal position as the bottom end of the sliding frame (4).

9. The die-cutting machine for corrugated box production according to claim 8, characterized in that, The highest point of the material collecting box (5) is lower than the bottom end of the moving frame (13).

10. The die-cutting machine for corrugated box production according to claim 9, characterized in that, The length of the material collecting box (5) is longer than the length of the carton, and the sum of the lengths of the two material collecting frames (3) is longer than the length of the carton.

Citation Information

Patent Citations

  • Die cutting device for corrugated carton production

    CN217099070U