An automatic tightening device

By designing an automatic tightening device that utilizes multi-axis tracks and components working together, the problem of low automation in paper tube structure products has been solved, improving production efficiency and reducing human error.

CN224455577UActive Publication Date: 2026-07-03SHENZHEN JET AUTOMATION EQUIP CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
SHENZHEN JET AUTOMATION EQUIP CO LTD
Filing Date
2025-07-10
Publication Date
2026-07-03

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Abstract

This application discloses an automatic tightening device, including a first X-axis track, a second X-axis track, a first Y-axis track, a second Y-axis track, a feeding component, a loading component, a twisting component, and a fixing component; the twisting component is connected to the first X-axis track, the loading component is connected to the first Y-axis track, the feeding component is connected to the second X-axis track, and the fixing component is connected to the second Y-axis track; the second Y-axis track is disposed at the bottom of the twisting component and the loading component, and the second X-axis track is disposed at the bottom of the loading component; when tightening, the loading component transports the product to be tightened in the feeding component to the fixing component, the fixing component clamps the product to be tightened and moves it to the bottom of the twisting component via the second Y-axis track, and the twisting component tightens the top of the product to be tightened.
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Description

Technical Field

[0001] This application relates to the field of automated machinery technology, and in particular to an automatic tightening device. Background Technology

[0002] When producing paper tube-shaped products such as fireworks tubes, it is often necessary to tighten and seal the internal filler to fix and encapsulate it. However, the existing technical solutions for this step are generally to seal it manually or by placing it manually and then sealing it mechanically. The degree of automation is low, resulting in low production efficiency. Moreover, manual operation is prone to errors when the operator is not skilled, which will affect subsequent production steps. Summary of the Invention

[0003] In view of the aforementioned problems, this application is made to provide an automatic tightening device that overcomes or at least partially solves the aforementioned problems.

[0004] This invention discloses an automatic tightening device, including a first X-axis rail, a second X-axis rail, a first Y-axis rail, a second Y-axis rail, a feeding component, a loading component, a twisting component, and a fixing component;

[0005] The twisting assembly is connected to the first X-axis track, the feeding assembly is connected to the first Y-axis track, the feeding assembly is connected to the second X-axis track, and the fixing assembly is connected to the second Y-axis track;

[0006] The second Y-axis track is disposed at the bottom of the twisting assembly and the feeding assembly, and the second X-axis track is disposed at the bottom of the feeding assembly;

[0007] When tightening, the feeding component transports the product to be tightened from the feeding component to the fixing component. The fixing component clamps the product to be tightened and moves it to the bottom of the twisting component via the second Y-axis track. The twisting component tightens the top of the product to be tightened.

[0008] Furthermore, the feeding assembly includes a feeding X-axis track, a feeding Z-axis track, and clamping claws;

[0009] The feeding X-axis track is connected to the first Y-axis track, the feeding Z-axis track is connected to the feeding X-axis track, and the clamping claw is disposed at the bottom of the feeding Z-axis track;

[0010] The feeding component moves to the top of the fixed component or the feeding component via the feeding X-axis track, and the feeding component grips and releases the material via the feeding Z-axis track.

[0011] Furthermore, the feeding assembly also includes a first servo motor, which is connected to the clamping jaws via a ball screw.

[0012] Furthermore, the inner wall of the clamping claw is provided with an anti-slip pad.

[0013] Furthermore, the torque assembly includes a torque Z-axis rail, a torque motor, and a torque head;

[0014] Both the twisting head and the twisting motor are located on the twisting Z-axis track. The twisting head is connected to the twisting motor, and the twisting head corresponds to the position of the fixing component.

[0015] Furthermore, the fixing assembly includes a clamping plate, a ball screw, and a second servo motor, wherein the second servo motor is connected to the clamping plate via the ball screw.

[0016] Furthermore, the feeding assembly includes at least four feeding troughs.

[0017] Furthermore, it also includes a receiving component, which corresponds to the discharge port of the fixing component.

[0018] Furthermore, the first X-axis track, the second X-axis track, the first Y-axis track, and the second Y-axis track are all equipped with corresponding servo motors.

[0019] Furthermore, it also includes a controller, and the first X-axis track, the second X-axis track, the first Y-axis track, the second Y-axis track, the feeding assembly, the loading assembly, the twisting assembly, and the fixing assembly are all connected to the controller.

[0020] This application has the following advantages:

[0021] In the embodiments of this application, addressing the inefficiency of manual tightening operations required in the production of paper tube structures in existing technologies, this application proposes an automatic tightening device. The device includes a first X-axis track, a second X-axis track, a first Y-axis track, a second Y-axis track, a feeding component, a loading component, a twisting component, and a fixing component. The twisting component is connected to the first X-axis track, the loading component is connected to the first Y-axis track, the feeding component is connected to the second X-axis track, and the fixing component is connected to the second Y-axis track. The second Y-axis track is located at the bottom of the twisting component and the loading component, and the second X-axis track is located at the bottom of the loading component. During tightening, the loading component transports the product to be tightened from the feeding component to the fixing component. The fixing component clamps the product to be tightened and moves it to the bottom of the twisting component via the second Y-axis track. The twisting component then tightens the top of the product. By setting corresponding loading and twisting mechanisms, automated transportation and tightening of the product to be tightened are achieved, improving production efficiency. Attached Figure Description

[0022] To more clearly illustrate the technical solution of this application, the drawings used in the description of this application will be briefly introduced below. Obviously, the drawings described below are only some embodiments of this application. For those skilled in the art, other drawings can be obtained based on these drawings without creative effort.

[0023] Figure 1 This is a schematic diagram of the structure of an automatic tightening device provided in one embodiment of this application;

[0024] Figure 2 This is a front view of an automatic tightening device provided in an embodiment of this application;

[0025] Figure 3 This is a top view of an automatic tightening device provided in an embodiment of this application;

[0026] Explanation of reference numerals in the attached drawings: 101, twist-fit assembly; 102, feeding assembly; 103, infeed assembly; 104, fixing assembly; 105, first Y-axis track; 106, first X-axis track; 107, second X-axis track; 108, second Y-axis track; 109, feeding X-axis track; 110, feeding Z-axis track; 111, clamping claw; 112, twist-fit Z-axis track; 113, twist-fit head; 114, clamping plate. Detailed Implementation

[0027] To make the objectives, features, and advantages of this application more apparent and understandable, the application will be further described in detail below with reference to the accompanying drawings and specific embodiments. Obviously, the described embodiments are only some, not all, of the embodiments of this application. All other embodiments obtained by those skilled in the art based on the embodiments of this application without inventive effort are within the scope of protection of this application.

[0028] The inventors discovered through analysis of existing technologies that the current technical solutions for the paper tube tightening and sealing process generally involve manual sealing or manual placement followed by mechanical sealing, resulting in low automation and low production efficiency. Furthermore, manual operation is prone to errors when the operator is not skilled, which affects subsequent production steps.

[0029] In the embodiments of this application, addressing the inefficiency of manual tightening operations required in the production of paper tube structures in existing technologies, this application proposes an automatic tightening device. The device includes a first X-axis track, a second X-axis track, a first Y-axis track, a second Y-axis track, a feeding component, a loading component, a twisting component, and a fixing component. The twisting component is connected to the first X-axis track, the loading component is connected to the first Y-axis track, the feeding component is connected to the second X-axis track, and the fixing component is connected to the second Y-axis track. The second Y-axis track is located at the bottom of the twisting component and the loading component, and the second X-axis track is located at the bottom of the loading component. During tightening, the loading component transports the product to be tightened from the feeding component to the fixing component. The fixing component clamps the product to be tightened and moves it to the bottom of the twisting component via the second Y-axis track. The twisting component then tightens the top of the product. By setting corresponding loading and twisting mechanisms, automated transportation and tightening of the product to be tightened are achieved, improving production efficiency.

[0030] Reference Figure 1-3 An automatic tightening device is shown, including a first X-axis rail 106, a second X-axis rail 107, a first Y-axis rail 105, a second Y-axis rail 108, a feeding assembly 103, a loading assembly 102, a twisting assembly 101, and a fixing assembly 104.

[0031] The twisting assembly 101 is connected to the first X-axis track 106, the feeding assembly 102 is connected to the first Y-axis track 108, the feeding assembly 103 is connected to the second X-axis track 107, and the fixing assembly 104 is connected to the second Y-axis track 108.

[0032] The second Y-axis track 108 is disposed at the bottom of the twisting assembly 101 and the feeding assembly 102, and the second X-axis track 107 is disposed at the bottom of the feeding assembly 102;

[0033] When tightening, the feeding component 102 transports the product to be tightened in the feeding component 103 to the fixing component 104. The fixing component 104 clamps the product to be tightened and moves it to the bottom of the twisting component 101 through the second Y-axis rail 108. The twisting component 101 tightens the top of the product to be tightened.

[0034] It should be noted that the feeding component 103 moves in and out of the feeding range of the loading component 102 via the second X-axis slide rail. After the feeding component 103 moves out of the feeding range of the loading component 102, it can connect with other component structures for filling. The loading component 102 moves to the top of the feeding component 103 or the fixing component 104 via the first Y-axis slide rail to realize the transportation of materials. The fixing component 104 moves to the bottom of the twisting component 101 or the loading component 102 via the second Y-axis slide rail 108 to realize the material picking and tightening process.

[0035] When the fixing component 104 is at the bottom of the twisting component 101, the twisting component 101 moves down to tighten the product. At the same time, the feeding component 102 corresponds to the position of the feeding component 103 to pick up the material. After the product is tightened, the fixing component 104 moves to the bottom of the feeding component 102 to directly feed the product, and then moves to the bottom of the twisting component 101 again to complete the twisting and tightening. This cycle of operation saves production time.

[0036] The automatic tightening device in this exemplary embodiment will now be further described.

[0037] In one embodiment of this application, the feeding assembly 102 includes a feeding X-axis track 109, a feeding Z-axis track 110, and a clamping claw 111;

[0038] The feeding X-axis track 109 is connected to the first Y-axis track 105, the feeding Z-axis track 110 is connected to the feeding X-axis track 109, and the clamping claw 111 is disposed at the bottom of the feeding Z-axis track 110;

[0039] The feeding component 102 moves to the top of the fixing component 104 or the feeding component 103 via the feeding X-axis track 109, and the feeding component 102 grips and releases materials via the feeding Z-axis track 110.

[0040] It should be noted that the connection of the first Y-axis track 105, the feeding X-axis track 109, and the feeding Z-axis track 110 enables the feeding component 102 to move along three axes with flexible movement direction, easy position adjustment, adaptability to different production conditions, and ensure production stability. The movement direction of the feeding component 102 can be flexibly controlled to ensure its movement range.

[0041] In one embodiment of this application, the feeding assembly 102 further includes a first servo motor, which is connected to the clamping jaw 111 via a ball screw.

[0042] It should be noted that the first servo motor and the ball screw enable the first servo motor to control the clamping jaw 111 to clamp and release, which facilitates material loading and unloading.

[0043] In one embodiment of this application, the inner wall of the clamping claw 111 is provided with an anti-slip pad.

[0044] It should be noted that by setting the anti-slip pad, the stability of the clamping is ensured, and the stable movement of the product is guaranteed during the clamping process.

[0045] In one embodiment of this application, the twisting assembly 101 includes a twisting Z-axis rail 112, a twisting motor, and a twisting head 113;

[0046] The twisting head 113 and the twisting motor are both located on the twisting Z-axis track 112. The twisting head 113 is connected to the twisting motor, and the twisting head 113 corresponds to the position of the fixing component 104.

[0047] It should be noted that the outer wall of the twisting head 113 may be frosted to facilitate the generation of friction for twisting.

[0048] In one embodiment of this application, the fixing component 104 includes a clamping plate 114, a ball screw, and a second servo motor, wherein the second servo motor is connected to the clamping plate 114 via the ball screw.

[0049] It should be noted that the second servo motor controls the clamping plate 114 to close and open via the ball screw, clamping and releasing the material. During the feeding process, the feeding component 102 places the product in the center of the clamping plate 114. After the clamping plate 114 closes to clamp the product, the feeding component 102 releases the product to complete the feeding process.

[0050] In one embodiment of this application, the feeding assembly 103 includes at least four feeding troughs.

[0051] It should be noted that the feeding assembly 103 can hold multiple products at once, as shown in the reference. Figure 1It has a structure with 6 material troughs.

[0052] In one embodiment of this application, a receiving component is further included, which corresponds to the discharge port of the fixing component 104.

[0053] It should be noted that a receiving component can be set up to collect the tightened product, facilitating subsequent processing.

[0054] In one embodiment of this application, the first X-axis track 106, the second X-axis track 107, the first Y-axis track 105, and the second Y-axis track 108 are each equipped with a corresponding servo motor.

[0055] It should be noted that servo motors are used to control the movement of components on each track, thereby achieving automated production processes.

[0056] In one embodiment of this application, a controller is also included, and the first X-axis track 106, the second X-axis track 107, the first Y-axis track 105, the second Y-axis track 108, the feeding assembly 103, the loading assembly 102, the twisting assembly 101, and the fixing assembly 104 are all connected to the controller.

[0057] It should be noted that by controlling each component and adjusting its running time through the controller, the components can coordinate their movements to achieve automated production.

[0058] Although preferred embodiments of the present application have been described, those skilled in the art, upon learning the basic inventive concept, can make other changes and modifications to these embodiments. Therefore, the appended claims are intended to be interpreted as including the preferred embodiments as well as all changes and modifications falling within the scope of the embodiments of the present application.

[0059] Finally, it should be noted that in this document, relational terms such as "first" and "second" are used only to distinguish one entity or operation from another, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Furthermore, the terms "comprising," "including," or any other variations thereof are intended to cover non-exclusive inclusion, such that a process, method, article, or terminal device that comprises a list of elements includes not only those elements but also other elements not expressly listed, or elements inherent to such a process, method, article, or terminal device. Without further limitations, an element defined by the phrase "comprising one..." does not exclude the presence of other identical elements in the process, method, article, or terminal device that includes said element.

[0060] The above provides a detailed description of the automatic tightening device provided in this application. Specific examples have been used to illustrate the principle and implementation of this application. The description of the above embodiments is only for the purpose of helping to understand the method and core idea of ​​this application. At the same time, for those skilled in the art, there will be changes in the specific implementation and application scope based on the idea of ​​this application. Therefore, the content of this specification should not be construed as a limitation of this application.

Claims

1. An automatic tightening device, characterized by, It includes a first X-axis track, a second X-axis track, a first Y-axis track, a second Y-axis track, a feeding assembly, a loading assembly, a twisting assembly, and a fixing assembly; The twisting assembly is connected to the first X-axis track, the feeding assembly is connected to the first Y-axis track, the feeding assembly is connected to the second X-axis track, and the fixing assembly is connected to the second Y-axis track; The second Y-axis track is disposed at the bottom of the twisting assembly and the feeding assembly, and the second X-axis track is disposed at the bottom of the feeding assembly; When tightening, the feeding component transports the product to be tightened from the feeding component to the fixing component. The fixing component clamps the product to be tightened and moves it to the bottom of the twisting component via the second Y-axis track. The twisting component tightens the top of the product to be tightened.

2. The automatic tightening device according to claim 1, characterized in that The feeding assembly includes a feeding X-axis track, a feeding Z-axis track, and clamping claws; The feeding X-axis track is connected to the first Y-axis track, the feeding Z-axis track is connected to the feeding X-axis track, and the clamping claw is disposed at the bottom of the feeding Z-axis track; The feeding component moves to the top of the fixed component or the feeding component via the feeding X-axis track, and the feeding component grips and releases the material via the feeding Z-axis track.

3. The automatic tightening device according to claim 2, characterized in that The feeding assembly also includes a first servo motor, which is connected to the clamping jaws via a ball screw.

4. The automatic tightening device according to claim 2, characterized in that The inner wall of the gripper is provided with an anti-slip pad.

5. The automatic tightening device according to claim 1, characterized in that, The torque assembly includes a torque Z-axis rail, a torque motor, and a torque head; Both the twisting head and the twisting motor are located on the twisting Z-axis track. The twisting head is connected to the twisting motor, and the twisting head corresponds to the position of the fixing component.

6. The automatic tightening device according to claim 1, characterized in that The fixing assembly includes a clamping plate, a ball screw, and a second servo motor, wherein the second servo motor is connected to the clamping plate via the ball screw.

7. The automatic tightening device according to claim 1, characterized in that, The feeding assembly includes at least four feeding troughs.

8. The automatic tightening device according to claim 1, characterized in that, It also includes a receiving component, which corresponds to the discharge port of the fixing component.

9. The automatic tightening device according to claim 1, characterized in that, The first X-axis track, the second X-axis track, the first Y-axis track, and the second Y-axis track are all equipped with corresponding servo motors.

10. The automatic tightening device according to claim 1, characterized in that, It also includes a controller, and the first X-axis track, the second X-axis track, the first Y-axis track, the second Y-axis track, the feeding assembly, the loading assembly, the twisting assembly, and the fixing assembly are all connected to the controller.