Carton stapler for corrugated carton

By introducing protective components and an automatic positioning system into the carton stapler, the personal safety risks and staple misalignment problems during the stapler process are solved, achieving safe and efficient carton stapler assembly.

CN224210685UActive Publication Date: 2026-05-08WUHAN GREAT WALL SHENGTAI PACKAGING & PRINTING CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
WUHAN GREAT WALL SHENGTAI PACKAGING & PRINTING CO LTD
Filing Date
2025-07-07
Publication Date
2026-05-08

AI Technical Summary

Technical Problem

Existing carton stapling machines pose safety risks to operators during the stapling process, and inaccurate carton positioning can easily lead to stapling misalignment, affecting the quality of corrugated cartons.

Method used

The protective components include a first electric push rod, a placement plate, a motor, and a double threaded rod. The carton is fixed by a clamp, and combined with a proximity sensor, a photoelectric sensor, and a control panel, automatic positioning and safety protection are achieved.

Benefits of technology

It improves the safety and precision of the carton nailing process, prevents carton shifting, protects the safety of operators, and enhances the quality of finished corrugated cartons.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model provides a carton stapler for corrugated cartons. The carton stapler comprises a first electric push rod, a placing plate, a motor, a double-thread rod and a clamping plate. According to the carton nailing device, a carton is placed between the two sets of plates, the position, needing to be nailed, of the carton is located between the placing assembly and the nailing machine, then the first electric push rod extends to drive the upper surface of the placing plate to make contact with the bottom of the carton, then the motor is started, and therefore the double-threaded rod is driven to rotate; and the movable blocks and the clamping plates on the right-hand threads and the left-hand threads on the outer surfaces of the double-thread rods move towards the center at the same time, so that the two sides of the carton are clamped, the binding position is conveniently fixed, the carton is prevented from deviating, meanwhile, human hand assistance is liberated, fingers of operators are prevented from being injured, and personal safety is protected.
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Description

Technical Field

[0001] This utility model relates to the field of corrugated cardboard box technology, and in particular to a cardboard box nailing machine. Background Technology

[0002] Corrugated cardboard boxes are a widely used type of paper packaging container. They are made from corrugated cardboard through processes such as die-cutting, creasing, stapling, or gluing. Stapling machines can quickly fasten all the sides of the cardboard box together.

[0003] Chinese Patent Publication No. CN215704509U discloses a carton stapling machine, including a column, a stapling machine, a processing platform, and a first clamp. One end of the column is fixedly connected to a base for placement on a flat surface, and the other end is rotatably connected to a support arm. The stapling machine is fixedly installed at the end of the support arm away from the column. The processing platform is fixedly installed on the column and located below the support arm. The processing platform is equipped with a first slide rail, which is perpendicular to the column. The first clamp is used to clamp materials, and the first clamp and the first slide rail are slidably connected. After two layers of cardboard are placed in the first clamp and clamped, the stapling machine is started to staple the cardboard. During the stapling process, the first clamp moves along the first slide rail, allowing the stapling machine to staple the carton along the extension direction of the first slide rail. Simultaneously, no manual movement of the cardboard is required, preventing accidental injury to the user from the stapling machine.

[0004] However, during the carton-stacking process, manual support of the carton is still required, which still poses a safety risk to the operators. Furthermore, if the carton is not placed in an accurate position, it can lead to misalignment during stapling, affecting the quality of the finished corrugated carton. Utility Model Content

[0005] To solve the above technical problems, the technical solution adopted by this utility model is: a corrugated cardboard box nailing machine, including: a base plate, and a support set on the upper surface of the base plate, a nailing machine set on the upper surface of the support, a placement component for placing cardboard boxes set below the nailing machine, and a protective component for increasing the safety of nailing the boxes set on the upper surface of the base plate.

[0006] The protective assembly includes a first electric push rod fixedly mounted on the upper surface of the base plate, and a placement plate fixedly mounted on the telescopic end of the first electric push rod. A mounting bracket is provided on the upper surface of the placement plate, and a motor is fixedly mounted on one side of the mounting bracket. A double-threaded rod is fixedly mounted on the output end of the motor. The positive and negative threads on the outer surface of the double-threaded rod are threaded to moving blocks. Clamping plates are provided on the upper surfaces of the two sets of moving blocks, and the carton is located between the two sets of clamping plates.

[0007] Furthermore, a silicone pad is provided on one side of both sets of clamps.

[0008] Furthermore, a groove is provided on one side of one of the clamping plates, and a second electric push rod is provided on the inner wall of the groove. A pressure plate is provided at the extension point of the second electric push rod, and the bottom of the pressure plate is in contact with the outer surface of the carton.

[0009] Furthermore, a control panel is provided on one side of the bracket, a proximity sensor is provided on one side of the nailing machine, the proximity sensor is connected to the control panel, and an emergency stop button is provided on one side of the control panel.

[0010] Furthermore, a photoelectric sensor is installed at the bottom of the pressure plate, and the photoelectric sensor is connected to the control panel for signal transmission.

[0011] Furthermore, a dual-color LED light is provided on the upper surface of the bracket, and the dual-color LED light is connected to the proximity sensor and the control panel signal via wires.

[0012] Furthermore, the placement assembly includes a support plate located below the nailing machine and an electric slide rail located on the upper surface of the support plate. A push plate is slidably connected to the upper surface of the electric slide rail, and the electric slide rail is signal-connected to the control panel. The nailing position of the carton is located on the upper surface of the support plate.

[0013] Compared with the prior art, the beneficial effects of this utility model include: the first electric push rod, the placement plate, the motor, the double-threaded rod, and the clamping plate. By placing the carton between the two sets of plates, with the required nailing position of the carton located between the placement assembly and the nailing machine, the extension of the first electric push rod causes the upper surface of the placement plate to contact the bottom of the carton. Then, the motor is started, thereby driving the double-threaded rod to rotate. This causes the moving blocks on the positive and negative threads on the outer surface of the double-threaded rod and the clamping plate to move towards the center simultaneously. Therefore, the two sides of the carton are clamped, which not only facilitates fixing the nailing position and prevents the carton from shifting, but also frees up manual assistance, prevents injury to the operator's fingers, and protects personal safety. Attached Figure Description

[0014] The disclosure of this utility model is illustrated with reference to the accompanying drawings. It should be understood that the drawings are for illustrative purposes only and are not intended to limit the scope of protection of this utility model. In the drawings, the same reference numerals are used to refer to the same parts. Wherein:

[0015] Figure 1 The schematic diagram illustrates the overall structure of a carton stapling machine for corrugated cardboard boxes according to one embodiment of the present invention. Figure 1 ;

[0016] Figure 2 The schematic diagram illustrates the overall structure of a carton stapling machine for corrugated cardboard boxes according to one embodiment of the present invention. Figure 2 ;

[0017] Figure 3The schematic diagram illustrates the overall structure of a carton stapling machine for corrugated cardboard boxes according to one embodiment of the present invention. Figure 3 ;

[0018] Figure 4 The diagram schematically shows a partial protective component structure of a carton stapler for a corrugated cardboard box according to one embodiment of the present invention.

[0019] Numbered components in the diagram: 1. Base plate; 2. Bracket; 3. Nailer; 4. Placement component; 41. Support plate; 42. Electric slide rail; 43. Push plate; 5. Protective component; 51. First electric push rod; 52. Placement plate; 53. Mounting bracket; 54. Motor; 55. Double threaded rod; 56. Moving block; 57. Clamping plate; 58. Silicone pad; 6. Slide groove; 61. Second electric push rod; 62. Pressure plate; 7. Control panel; 71. Proximity sensor; 72. Emergency brake button; 73. Photoelectric sensor; 74. Dual-color LED light. Detailed Implementation

[0020] It is readily understood that, based on the technical solution of this utility model, those skilled in the art can propose various interchangeable structural methods and implementations without altering the essential spirit of this utility model. Therefore, the following detailed embodiments and accompanying drawings are merely illustrative descriptions of the technical solution of this utility model and should not be considered as the entirety of this utility model or as limitations or restrictions on the technical solution of this utility model.

[0021] According to one embodiment of the present invention, in conjunction with Figure 1 As shown.

[0022] A corrugated cardboard box nailing machine includes: a base plate 1, and a support 2 disposed on the upper surface of the base plate 1. A nailing machine 3 is disposed on the upper surface of the support 2. A cardboard box placement component 4 is disposed below the nailing machine 3. A protective component 5 for increasing the safety of nailing is disposed on the upper surface of the base plate 1.

[0023] In this embodiment, please refer to Figures 1-4The protective component 5 includes a first electric push rod 51 fixedly mounted on the upper surface of the base plate 1, and a placement plate 52 fixedly mounted on the telescopic end of the first electric push rod 51. A mounting bracket 53 is provided on the upper surface of the placement plate 52. A motor 54 is fixedly mounted on one side of the mounting bracket 53. A double-threaded rod 55 is fixedly mounted on the output end of the motor 54. Moving blocks 56 are threadedly connected to both the positive and negative threads on the outer surface of the double-threaded rod 55. Clamping plates 57 are provided on the upper surfaces of both sets of moving blocks 56. The cardboard box is located between the two sets of clamping plates 57. The cardboard box is placed on the two sets of plates 57. Between the placement component 4 and the nailing machine 3, the upper surface of the placement plate 52 is brought into contact with the bottom of the carton by the extension of the first electric push rod 51. Then, the motor 54 is started, which drives the double threaded rod 55 to rotate, so that the moving blocks 56 and clamping plates 57 on the positive and negative threads on the outer surface of the double threaded rod 55 move towards the center at the same time. Therefore, the two sides of the carton are clamped, which not only makes it easy to fix the nailing position and prevent the carton from shifting, but also frees up the hands to assist, prevents injury to the operator's fingers, and protects personal safety.

[0024] Both sets of clamping plates 57 are provided with silicone pads 58 on one side to prevent damage to the outer surface of the carton.

[0025] One side of one set of clamping plates 57 has a sliding groove 6. A second electric push rod 61 is installed on the inner wall of the sliding groove 6. A pressure plate 62 is installed at the extension point of the second electric push rod 61. The bottom of the pressure plate 62 contacts the outer surface of the carton. Because the carton needs to slide during the nailing process, the clamping plates do not completely press the carton tightly. Therefore, pressing down on the pressure plate 62 helps to fix the carton, preventing it from shaking or shifting during nailing, thus improving nailing accuracy. Furthermore, from... Figure 2 It can be seen that the position of the pressure plate 62 does not affect the operation of the nailing machine 3.

[0026] A control panel 7 is provided on one side of the bracket 2, and a proximity sensor 71 is provided on one side of the nailing machine 3. The proximity sensor 71 is connected to the control panel 7. An emergency stop button 72 is provided on one side of the control panel 7. The proximity sensor 71 is used to detect whether a person's hand is near the nailing area. At the same time, the emergency stop button 72 can be manually pressed in case of an emergency to stop the equipment immediately and ensure the safety of the operator.

[0027] A photoelectric sensor 73 is installed at the bottom of the pressure plate 62. The photoelectric sensor 73 is connected to the control panel 7. The photoelectric sensor 73 can detect whether there is a carton under the pressure plate 62, thereby determining whether the carton is offset and making timely adjustments, thus improving the quality of nailing.

[0028] The upper surface of the bracket 2 is equipped with a dual-color LED light 74. The dual-color LED light 74 is connected to the proximity sensor 71 and the control panel 7 via wires. When the proximity sensor 71 detects a hand in the nailing area, the dual-color LED light 74 turns red. After the hand leaves, it turns green and the nailing operation can begin, thereby increasing safety.

[0029] The placement component 4 includes a support plate 41 located below the stapler 3 and an electric slide rail 42 located on the upper surface of the support plate 41. A pusher plate 43 is slidably connected to the upper surface of the electric slide rail 42. The electric slide rail 42 is signal-connected to the control panel 7. The staple position of the carton is located on the upper surface of the support plate 41. First, the length of the carton to be stapled is measured and the data is input into the control panel 7. Then, the control panel 7 moves the pusher plate 43 to the designated position via the electric slide rail 42 and then places the carton on the support plate 41. During the staple process, the pusher plate 43 automatically pushes the carton for stapled operation.

[0030] Specifically, the required length of the carton to be stapled is first measured and the data is input into the control panel 7. Then, the control panel 7 moves the push plate 43 to the designated position via the electric slide rail 42, so that the push plate 43 can automatically push the carton for stapled during the stapled process. Then, the carton is placed between the two sets of plates 57, and the position of the carton to be stapled is located between the placement component 4 and the stapler 3. Then, the extension of the first electric push rod 51 causes the upper surface of the placement plate 52 to contact the bottom of the carton. Then, the motor 54 is started, thereby driving the double threaded rod 55 to rotate, so that the positive thread on the outer surface of the double threaded rod 55... Simultaneously, the moving block 56 and clamping plate 57 on the reverse thread move towards the center, thus clamping the two sides of the carton. This facilitates fixing the stapling position, prevents the carton from shifting, and frees up manual assistance, preventing injury to the operator's fingers and protecting personal safety. Furthermore, since silicone pads 58 are provided on one side of each set of clamping plates 57, damage to the outer surface of the carton is prevented. Additionally, because the carton needs to slide during stapling, the clamping plates do not fully compress; therefore, the downward pressure of the pressure plate 62 helps to fix the carton, preventing it from shaking or shifting during stapling and improving stapling accuracy. Moreover, from... Figure 2It can be seen that the position of the pressure plate 62 does not affect the operation of the nailing machine 3. Furthermore, the photoelectric sensor 73 installed at the bottom of the pressure plate 62 can detect whether there is a carton under the pressure plate 62, thereby determining whether the carton is offset and making timely adjustments, thus improving the nailing quality. At the same time, when the proximity sensor 71 detects a hand in the nailing area, the dual-color LED light 74 turns red, and turns green when the hand leaves, indicating that the nailing operation can begin, thereby increasing safety. The emergency stop button 72 can also be manually pressed in case of an emergency to immediately stop the equipment and ensure the safety of the operator. Finally, in this corrugated carton nailing machine, the nailing machine 3 adopts the existing mature working principle in this field. Therefore, after the carton is placed, the nailing operation is carried out on the carton according to the conventional working method of the nailing machine 3.

[0031] The technical scope of this utility model is not limited to the content described above. Those skilled in the art can make various modifications and variations to the above embodiments without departing from the technical concept of this utility model, and all such modifications and variations should fall within the protection scope of this utility model.

Claims

1. A carton stapler for corrugated cardboard boxes, characterized in that: It includes a base plate and a bracket set on the upper surface of the base plate. A nailing machine is set on the upper surface of the bracket, and a placement component for placing cartons is set below the nailing machine. A protective component for increasing the safety of the nailed cartons is set on the upper surface of the base plate. The protective assembly includes a first electric push rod fixedly mounted on the upper surface of the base plate, and a placement plate fixedly mounted on the telescopic end of the first electric push rod. The upper surface of the placement plate is provided with a mounting bracket, a motor is fixedly mounted on one side of the mounting bracket, and a double-threaded rod is fixedly mounted on the output end of the motor. The positive and negative threads on the outer surface of the double-threaded rod are threaded to movable blocks. The upper surfaces of the two sets of movable blocks are provided with clamping plates, and the carton is located between the two sets of clamping plates.

2. The corrugated cardboard box stapling machine according to claim 1, characterized in that: Both sets of clamps have a silicone pad on one side.

3. The corrugated cardboard box stapling machine according to claim 1, characterized in that: One side of one set of clamps is provided with a sliding groove, and a second electric push rod is provided on the inner wall of the sliding groove. A pressure plate is provided at the extension point of the second electric push rod, and the bottom of the pressure plate is in contact with the outer surface of the carton.

4. The corrugated cardboard box stapling machine according to claim 3, characterized in that: A control panel is provided on one side of the bracket, and a proximity sensor is provided on one side of the nailing machine. The proximity sensor is connected to the control panel via a signal. An emergency stop button is provided on one side of the control panel.

5. The corrugated cardboard box stapling machine according to claim 4, characterized in that: A photoelectric sensor is installed at the bottom of the pressure plate, and the photoelectric sensor is connected to the control panel for signal transmission.

6. The carton stapling machine for corrugated cardboard boxes according to claim 4, characterized in that: The upper surface of the bracket is equipped with a dual-color LED light, which is connected to the proximity sensor and the control panel signal via wires.

7. The corrugated cardboard box stapling machine according to claim 4, characterized in that: The placement assembly includes a support plate located below the nailing machine and an electric slide rail located on the upper surface of the support plate. A push plate is slidably connected to the upper surface of the electric slide rail, and the electric slide rail is signal-connected to the control panel. The nailing position of the carton is located on the upper surface of the support plate.

Citation Information

Patent Citations

  • Box nailing machine

    CN215704509U