O-shaped ring assembling mechanism of automobile connector

By designing an O-ring assembly mechanism for automotive connectors, the mechanism utilizes the changing outer diameter of the O-ring and the fixing clamp to achieve fixation and separation, solving the problem of O-ring placement and removal, improving assembly efficiency and stability, and realizing automated installation.

CN223531827UActive Publication Date: 2025-11-11HUIZHOU DUOKEDA TECH
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Patent Information

Application Number
CN202423146216.7
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-12-19
Publication Date
2025-11-11
Estimated Expiration
2034-12-19

AI Technical Summary

Technical Problem

During the assembly of automotive connectors, O-rings are difficult to place accurately in the groove and are difficult to remove, affecting assembly efficiency.

Method used

An O-ring assembly mechanism was designed, comprising a feeding structure, a clamping and moving structure, and a fixing fixture. The mechanism utilizes the change in the outer diameter of the contact position between the fixing clamp and the O-ring to achieve fixing or separation. Combined with the elasticity of the fixing plate and the guide rail slider, the mechanism achieves stable installation and removal of the O-ring.

Benefits of technology

It improves the installation efficiency of O-rings, ensures the stability of O-rings in automotive connectors and facilitates easy removal, and realizes an automated assembly process.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to an automobile joint O-shaped ring assembling mechanism which comprises a feeding structure, a clamping moving structure and a fixing assembly, the fixing structure comprises an outer sleeve ring, a fixing clamp is arranged in the middle of the outer sleeve ring, an O-shaped ring is located on the outer side of the fixing clamp, and when the fixing clamp moves up and down in the outer sleeve ring, the outer diameter of the contact position of the fixing clamp and the O-shaped ring changes. In the up-down moving process of the fixing clamp, the outer diameter of the fixing clamp is changed, so that the fixing clamp and the O-shaped ring are fixed or separated, and after the O-shaped ring is placed at the corresponding position through the fixing clamp, the O-shaped ring can be fixed or separated only through relative movement between the fixing clamp and the outer sleeve ring. The outer diameter of the fixing clamp is reduced, the fixing clamp can be separated from the O-shaped ring, so that the O-shaped ring is mounted, and the fixing clamp can be conveniently taken out from the inside of the O-shaped ring due to the fact that the outer diameter of the fixing clamp is reduced after mounting, so that the mounting efficiency is improved.
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Description

Technical Field

[0001] This utility model relates to the field of automation equipment, and in particular to an O-ring assembly mechanism for automotive connectors. Background Technology

[0002] During the assembly of automotive connectors, O-rings need to be fitted into the grooves inside the connector. The connector has a hole structure, and the groove is located on the inner wall of the hole structure. If the O-ring is inserted directly, it may not fit into the groove. If it is installed using a rod-like structure, it will be difficult to remove the rod after the O-ring is engaged in the groove, thus affecting assembly efficiency. Utility Model Content

[0003] Therefore, it is necessary to provide an O-ring assembly mechanism for automotive connectors to address the problems in the existing technology.

[0004] An O-ring assembly mechanism for an automotive connector, characterized in that it includes a feeding structure for feeding O-rings;

[0005] A clamping and moving structure is used to remove and move an O-ring from a feeding structure. The structure includes a fixing component, which includes an outer ring with a fixing clamp in the middle. The O-ring is located outside the fixing clamp. When the fixing clamp moves up and down inside the outer ring, the outer diameter of the contact position between the fixing clamp and the O-ring changes, thereby fixing or separating the O-ring.

[0006] Fixtures are used to secure automotive connectors.

[0007] In one embodiment, the fixing assembly further includes a fixing plate, a fixing cylinder is provided on the upper side of the fixing plate, the piston rod of the fixing cylinder passes through the fixing plate to the lower side of the fixing plate, the outer ring is fixed on the lower side of the fixing plate, and the piston rod of the fixing cylinder is connected to the fixing clamp for controlling the fixing clamp to move up and down inside the outer ring.

[0008] In one embodiment, the fixing clip includes a plurality of fixing pieces arranged in a ring on the inner side of the outer ring, with gaps between adjacent fixing pieces. When the fixing pieces move upward into the inner ring, they converge toward the center, and when they move downward out of the outer ring, they open outward.

[0009] In one embodiment, the fixing piece is elastic and the lower side of the fixing piece is inclined outward.

[0010] In one embodiment, the outer side of the fixing piece is provided with a groove, and when the gap of the fixing piece decreases, the groove forms an annular groove at the lower end of the fixing piece.

[0011] In one embodiment, the clamping moving structure further includes a moving structure, the moving structure including a lateral moving component for controlling the lateral movement of the fixing component.

[0012] In one embodiment, the lateral movement assembly includes two columns, a lateral plate on the upper side of the columns, a lateral movement plate connected to the side of the lateral plate via a guide rail slider, and a lateral motor for controlling the lateral movement of the lateral movement plate on the side of the lateral plate.

[0013] In one embodiment, a vertical plate is provided on the side of the transverse moving plate, and the fixing plate of the fixing assembly is fixed to the side of the vertical plate.

[0014] The aforementioned O-ring assembly mechanism for automotive connectors employs a clamping and moving structure to fix the O-ring. The O-ring is positioned outside the clamp. As the clamp moves up and down, its outer diameter changes, allowing it to fix or separate from the O-ring. After the O-ring is placed in the correct position using the clamp, only relative movement between the clamp and the outer ring is needed to reduce the clamp's outer diameter, thus separating the clamp from the O-ring and enabling O-ring installation. After installation, the reduced outer diameter of the clamp facilitates easy removal from the O-ring's interior, improving installation efficiency. Attached Figure Description

[0015] Figure 1 This is a schematic diagram of the overall structure of the O-ring assembly mechanism for the automotive connector of this utility model.

[0016] Figure 2 This is a schematic diagram of the overall structure of the O-ring assembly mechanism for the automotive connector of this utility model.

[0017] Figure 3 for Figure 2 Enlarged view of the structure at point A in the middle;

[0018] Among them, 1. feeding structure; 2. clamping and moving structure; 21. fixing plate; 22. fixing cylinder; 23. fixing clamp; 24. fixing piece; 25. groove; 26. outer ring; 31. column; 32. horizontal plate; 33. horizontal moving plate; 34. vertical plate. Detailed Implementation

[0019] To make the above-mentioned objects, features, and advantages of this utility model more apparent and understandable, the specific embodiments of this utility model will be described in detail below with reference to the accompanying drawings. Many specific details are set forth in the following description to provide a full understanding of this utility model. However, this utility model can be implemented in many other ways different from those described herein, and those skilled in the art can make similar modifications without departing from the spirit of this utility model. Therefore, this utility model is not limited to the specific embodiments disclosed below.

[0020] It should be noted that when an element is said to be "fixed to" another element, it can be directly on the other element or there may be an intervening element. When an element is said to be "connected to" another element, it can be directly connected to the other element or there may be an intervening element. Conversely, when an element is said to be "directly on" another element, there is no intervening element. The terms "vertical," "horizontal," "left," "right," and similar expressions used in this document are for illustrative purposes only.

[0021] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention pertains. The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. The term "and / or" as used herein includes any and all combinations of one or more of the associated listed items.

[0022] like Figures 1 to 3 As shown, an O-ring assembly mechanism for an automotive connector is characterized by including a feeding structure 1 for feeding O-rings.

[0023] The clamping and moving structure 2 is used to remove and move the O-ring from the feeding structure 1. It includes a fixing component. The fixing structure includes an outer ring 26. A fixing clip 23 is provided in the middle of the outer ring 26. The O-ring is located outside the fixing clip 23. When the fixing clip 23 moves up and down inside the outer ring 26, the outer diameter of the fixing clip 23 at the contact position with the O-ring changes, thereby fixing or separating from the O-ring.

[0024] Fixtures are used to secure automotive connectors.

[0025] The clamping and moving structure 2 uses a fixing clip 23 to fix the O-ring. At this time, the O-ring is located on the outside of the fixing clip 23. During the up and down movement of the fixing clip 23, the outer diameter of the fixing clip 23 changes, thereby fixing or separating the fixing clip 23 from the O-ring. After the O-ring is placed in the corresponding position by the fixing clip 23, only a relative movement between the fixing clip 23 and the outer ring 26 is needed to reduce the outer diameter of the fixing clip 23, so that the fixing clip 23 can be separated from the O-ring, thereby realizing the installation of the O-ring. After installation, because the outer diameter of the fixing clip 23 is reduced, it can be easily removed from the inside of the O-ring, thereby improving the installation efficiency.

[0026] At this point, the fixing fixtures are placed on the transmission structure (conveyor belt). The transmission structure has multiple fixing fixtures and multiple car connectors. Under the action of the transmission structure, the fixing fixtures and car connectors move one by one to the O-ring assembly mechanism to complete the O-ring assembly. After the assembly is completed, the transmission structure starts and moves the next car connector to be assembled, thereby realizing the automated installation process. At this time, the fixing fixtures are mainly used to position the car connectors and have a groove for fixing the car connectors, so they will not be described in detail here.

[0027] During the process of fixing or separating the O-ring using the fixing assembly, relative movement occurs between the outer ring 26 and the fixing clamp 23, causing a change in the outer diameter of the fixing clamp 23. Therefore, in this embodiment, the fixing assembly also includes a fixing plate 21. A fixing cylinder 22 is provided on the upper side of the fixing plate 21. The piston rod of the fixing cylinder 22 passes through the fixing plate 21 to the lower side of the fixing plate 21. The outer ring 26 is fixed to the lower side of the fixing plate 21. The piston rod of the fixing cylinder 22 is connected to the fixing clamp 23 to control the up-and-down movement of the fixing clamp 23 within the outer ring 26. The outer ring 26 is fixed to the lower side of the fixing plate 21, thus being relatively fixed to the fixing plate 21. Under the action of the fixing cylinder 22, the fixing clamp 23 moves up and down, thereby causing relative movement between the fixing clamp 23 and the outer ring 26.

[0028] During the movement of the fixing clip 23, in order to fix the position of the fixing clip 23 inside the O-ring, in this embodiment, the fixing clip 23 includes a plurality of fixing pieces 24. The fixing pieces 24 are arranged in a ring on the inner side of the outer ring 26, and there is a gap between adjacent fixing pieces 24. When the fixing pieces 24 move upward into the inner side of the outer ring 26, the fixing pieces 24 retract toward the center. When the fixing pieces 24 move downward out of the outer ring 26, the fixing pieces 24 open outward. Multiple fixing pieces 24 are arranged in a ring inside the outer ring 26, with gaps between adjacent fixing pieces 24. As the fixing pieces 24 move up and down within the outer ring 26, the gaps between adjacent fixing pieces 24 change, thus changing the overall outer diameter of the fixing pieces 24. Specifically, when the fixing clamp 23 moves downwards, the fixing pieces 24 gradually move out of the outer ring 26, the force exerted by the outer ring 26 on the fixing pieces 24 gradually decreases, and the outer diameter of the end of the fixing pieces 24 gradually increases. When the fixing clamp 23 moves upwards, the fixing pieces 24 gradually move to the inside of the outer ring 26, the force exerted by the outer ring 26 on the fixing pieces 24 gradually increases, and the outer diameter of the end of the fixing pieces 24 gradually decreases. Thus, as the positions of the fixing pieces 24 and the outer ring 26 change, the outer diameter of the end of the fixing pieces 24 can change, thereby achieving both fixing and separation of the O-ring. At this point, simply placing the fixing clamp 23 inside the O-ring is sufficient to achieve the overall movement of the O-ring.

[0029] During the movement of the fixing piece 24, the end of the fixing piece 24 will deform. Therefore, in this embodiment, the fixing piece 24 is elastic. The lower side of the fixing piece 24 is inclined outward, so that there is a gap between the fixing pieces 24 in the initial state. Then, the fixing piece 24 is controlled to move upward, so that the fixing pieces 24 come together at the gap position. The fixing piece 24 is controlled to move to the middle upper side position of the O-ring. Then, the fixing assembly is moved downward, so that the fixing piece 24 moves to the inside of the O-ring. Then, the fixing piece 24 moves downward, so that the gap between the fixing pieces 24 changes. As the outer diameter of the fixing piece 24 increases, it comes into contact with the O-ring, fixing the O-ring to the fixing piece 24. Then, the fixing assembly is moved to remove the O-ring from the feeding structure 1. After moving to the upper side of the automotive connector, the fixing assembly moves downward, causing the O-ring to move to the corresponding position inside the automotive connector. Then, the fixing piece 24 continues to move upward, and the outer diameter of the fixing piece 24 continues to decrease, causing the fixing piece 24 to separate from the O-ring. This ensures that the fixing piece 24 will not contact the O-ring during the removal process, thus guaranteeing the stability of the O-ring installation.

[0030] After installing the previous O-ring, the next O-ring needs to be moved. At this time, it is necessary to control the outer diameter of the retaining piece 24 to increase. Therefore, the retaining piece 24 needs to recover its deformation. Thus, the retaining piece 24 has a certain elasticity and can recover its deformation under its own action. Without the action of external force (outer ring 26), the lower side of the retaining piece 24 tilts outward. When the retaining piece 24 moves into the outer ring 26, under the action of the outer ring 26, the gap between the retaining pieces 24 decreases, so that it can move to the inside of the O-ring and thus fix the O-ring.

[0031] To ensure a more stable fixation when fixing the fixing piece 24 to the O-ring, in this embodiment, a groove 25 is provided on the outer side of the fixing piece 24. When the gap of the fixing piece 24 decreases, the groove 25 forms an annular groove at the lower end of the fixing piece 24. The groove 25 is used to position the O-ring. Thus, during use, the O-ring is located within the groove 25. During the movement of the fixing piece 24, the O-ring and the fixing piece 24 are not easily separated. At the same time, after the O-ring is engaged with the inner wall of the automotive connector, the outer diameter of the fixing piece 24 continues to decrease, becoming smaller than the inner diameter of the O-ring, thereby separating the fixing piece 24 from the O-ring. Then, the fixing piece 24 is controlled to move out from the inside of the O-ring, thus completing the assembly of the O-ring. At this time, the O-ring will not move during the movement of the fixing piece 24, thereby ensuring the stability of the O-ring assembly.

[0032] During use, the O-ring needs to be removed from the feeding structure 1 and moved to the fixing fixture. Therefore, in this embodiment, the clamping and moving structure 2 further includes a moving structure, which includes a lateral moving component for controlling the lateral movement of the fixing component. Further, the lateral moving component includes two columns 31, with a lateral plate 32 on the upper side of each column 31. A lateral moving plate 33 is connected to the side of the lateral plate 32 via a guide rail slider. A lateral motor for controlling the lateral movement of the lateral moving plate 33 is located on the side of the lateral moving plate 32. Even further, a vertical plate 34 is located on the side of the lateral moving plate 33, and the fixing plate 21 of the fixing component is fixed to the side of the vertical plate 34. The transverse plate 32 spans across the upper side of the end of the transmission structure and the feeding structure 1, that is, the upper side of the fixing fixture. In this way, the transverse moving plate 33 and the fixing assembly that move on the side of the transverse plate 32 can remove the O-ring at the end of the feeding structure 1 and move it to the fixing fixture position of the transmission structure, thus completing the movement of the O-ring.

[0033] The technical features of the above embodiments can be combined in any way. For the sake of brevity, not all possible combinations of the technical features in the above embodiments are described. However, as long as there is no contradiction in the combination of these technical features, they should be considered to be within the scope of this specification.

[0034] The embodiments described above are merely illustrative of several implementations of this utility model, and while the descriptions are relatively specific and detailed, they should not be construed as limiting the scope of the utility model patent. It should be noted that those skilled in the art can make various modifications and improvements without departing from the concept of this utility model, and these all fall within the protection scope of this utility model. Therefore, the protection scope of this utility model patent should be determined by the appended claims.

Claims

1. An O-ring assembly mechanism for an automotive connector, characterized in that, Includes a feeding structure for feeding O-rings; A clamping and moving structure is used to remove and move an O-ring from a feeding structure. The structure includes a fixing component, which includes an outer ring with a fixing clamp in the middle. The O-ring is located outside the fixing clamp. When the fixing clamp moves up and down inside the outer ring, the outer diameter of the contact position between the fixing clamp and the O-ring changes, thereby fixing or separating the O-ring. Fixtures are used to secure automotive connectors.

2. The O-ring assembly mechanism for automotive connectors according to claim 1, characterized in that, The fixing assembly also includes a fixing plate, and a fixing cylinder is provided on the upper side of the fixing plate. The piston rod of the fixing cylinder passes through the fixing plate to the lower side of the fixing plate. The outer ring is fixed to the lower side of the fixing plate. The piston rod of the fixing cylinder is connected to the fixing clamp to control the fixing clamp to move up and down inside the outer ring.

3. The O-ring assembly mechanism for automotive connectors according to claim 2, characterized in that, The fixing clip includes multiple fixing pieces, which are arranged in a ring on the inner side of the outer ring. There is a gap between adjacent fixing pieces. When the fixing pieces move upward into the outer ring, they converge toward the center. When the fixing pieces move downward out of the outer ring, they open outward.

4. The O-ring assembly mechanism for automotive connectors according to claim 3, characterized in that, The fixing piece is elastic, and the lower side of the fixing piece is inclined outward.

5. The O-ring assembly mechanism for an automotive connector according to claim 4, characterized in that, The outer side of the fixing plate is provided with a groove. When the gap between the fixing plates decreases, the groove forms an annular groove at the lower end of the fixing plate.

6. The O-ring assembly mechanism for an automotive connector according to any one of claims 1 to 5, characterized in that, The clamping and moving structure further includes a moving structure, which includes a lateral moving component for controlling the lateral movement of the fixing component.

7. The O-ring assembly mechanism for an automotive connector according to claim 6, characterized in that, The lateral movement assembly includes two columns, with a lateral plate on the upper side of each column. A lateral movement plate is connected to the side of the lateral plate via a guide rail slider, and a lateral motor for controlling the lateral movement of the lateral movement plate is provided on the side of the lateral plate.

8. The O-ring assembly mechanism for an automotive connector according to claim 7, characterized in that, The side of the horizontally moving plate is provided with a vertical plate, and the fixing plate of the fixing component is fixed to the side of the vertical plate.