Gear ring end face self-locking type installation positioning groove

By designing a self-locking mounting and positioning groove on the end face of the gear ring, and using a self-locking mechanism and a clamping mechanism, the problem of low efficiency in manual positioning of the gear ring is solved, achieving self-locking and rapid positioning, and improving positioning efficiency and convenience.

CN224201064UActive Publication Date: 2026-05-05FUJIAN JINJIA MASCH CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
FUJIAN JINJIA MASCH CO LTD
Filing Date
2025-06-24
Publication Date
2026-05-05

AI Technical Summary

Technical Problem

The existing toothed rings require manual positioning when used in combination, which is inefficient and inconvenient, affecting the ease of combination positioning.

Method used

The design incorporates a self-locking mounting and positioning groove on the end face of the gear ring, employing a self-locking mechanism and a clamping mechanism. Self-locking is achieved through positioning protrusions and limiting protrusions, while the combination of sliding grooves, push grooves, and pull rods enhances positioning stability and convenience.

Benefits of technology

It achieves self-locking and rapid positioning of the gear ring, improving positioning efficiency and convenience, avoiding phenomena such as springback, detachment, and jamming, and enhancing the convenience of combined positioning.

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Abstract

The utility model discloses a gear ring end face self-locking type installation positioning groove which comprises a gear ring assembly, a connecting assembly arranged in the gear ring assembly in a penetrating mode and a protruding assembly fixedly connected to the surface of the connecting assembly, a self-locking mechanism is arranged on the surface of the gear ring assembly, and the self-locking mechanism comprises a locking cavity. A sliding plate is transversely and slidably connected to the interior of the locking cavity, a vertical column is fixedly connected to the outer side of the sliding plate, the outer side of the surface of the vertical column is sleeved with a fixing plate, the two sides of the fixing plate are fixedly connected with the inner wall of the locking cavity, a bent plate is fixedly connected to the outer side of the vertical column, and a positioning protruding block is fixedly connected to the inner side of the sliding plate; the outer side of the protruding assembly is fixedly connected with a limiting protruding block. According to the gear ring, a traditional manual operation positioning mode is changed, the positioning protruding blocks and the limiting protruding blocks are adopted for self-locking treatment, the positioning efficiency of the gear ring can be further improved, meanwhile, the convenience of a user is improved, and the convenience of combined positioning is improved.
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Description

Technical Field

[0001] This utility model relates to the field of gear ring technology, specifically a self-locking mounting and positioning groove on the end face of a gear ring. Background Technology

[0002] Gear rings are commonly used gear components in mechanical transmissions. They have a ring-shaped structure and achieve power transmission and precise motion control through tooth meshing.

[0003] According to a patent published on the China Patent Network, the patent title is: "A Gear Ring Surrounding an Automobile Synchronizer," patent application number: 201820671909.3. The patent includes a gear ring body. Twelve transition teeth are evenly installed on the outer side of the gear ring body. An inner hole is provided on the inner side of the gear ring body, and fixing blocks are evenly fixed to the inner wall of the inner hole. Each fixing block has a convex groove. Six mounting holes are provided on the gear ring body, with equal spacing between adjacent mounting holes. A wear-resistant layer is fixed to the inner wall of each mounting hole. Five grooves are provided on the gear ring body. Six reinforcing ribs are fixed inside the gear ring body, and six reinforcing blocks are evenly distributed on each reinforcing rib. This invention features a reinforcing rib fixed within the toothed ring body, with reinforcing blocks evenly distributed on the rib. The reinforcing rib makes the toothed ring body structure more compact and robust, less prone to damage, thus extending the service life of the synchronizer toothed ring. In contrast, the toothed rings mentioned above are usually positioned by workers using external clamps during assembly, which is inconvenient and inefficient, affecting the ease of assembly and positioning.

[0004] Therefore, the gear ring needs to be redesigned to effectively prevent it from failing to self-lock. Utility Model Content

[0005] To address the problems mentioned in the background art, the purpose of this utility model is to provide a self-locking mounting and positioning groove on the end face of a gear ring, which has the advantage of self-locking and rapid positioning, thus solving the problem of the inability to perform self-locking positioning.

[0006] To achieve the above objectives, this utility model provides the following technical solution: a self-locking mounting and positioning groove on the end face of a toothed ring, comprising a toothed ring assembly;

[0007] A connecting component that penetrates the interior of the toothed ring assembly;

[0008] A protruding component that is fixedly connected to the surface of the connecting component;

[0009] The toothed ring assembly has a self-locking mechanism on its surface. The self-locking mechanism includes a locking cavity. A sliding plate is laterally slidably connected inside the locking cavity. A vertical column is fixedly connected to the outer side of the sliding plate. A fixing plate is sleeved on the outer side of the surface of the vertical column. Both sides of the fixing plate are fixedly connected to the inner wall of the locking cavity. A curved plate is fixedly connected to the outer side of the vertical column. A positioning protrusion is fixedly connected to the inner side of the sliding plate. A limiting protrusion is fixedly connected to the outer side of the protrusion assembly. The bottom of the positioning protrusion is located inside the limiting protrusion. Springs are fixedly connected to both sides of the outer side of the sliding plate. The outer side of the springs is fixedly connected to the fixing plate.

[0010] As a preferred embodiment of the present invention, the surface of the toothed ring assembly and both sides of the bent plate are slidably connected with a clamping mechanism. The clamping mechanism includes a push block, a bevel plate is fixedly connected to the front of the push block, a clamping plate is fixedly connected to the inner side of the push block, and the inner side of the clamping plate extends through the interior of the bent plate.

[0011] As a preferred embodiment of this utility model, both sides of the bent plate are provided with slots, and the inner side of the card plate is engaged with the inside of the slots.

[0012] As a preferred embodiment of this utility model, a tie rod is fixedly connected to both the front and rear sides of the outer side of the bent plate, and the tie rod is used in conjunction with the bent plate.

[0013] As a preferred embodiment of this utility model, both sides of the inner cavity of the locking cavity are provided with sliding grooves, and both sides of the sliding plate are slidably connected to the inside of the sliding grooves.

[0014] As a preferred embodiment of this utility model, inclined blocks are fixedly connected to both sides of the outer side of the fixing plate, and the outer side of the inclined blocks is fixedly connected to the inner wall of the locking cavity.

[0015] As a preferred embodiment of the present invention, the surface of the toothed ring assembly is provided with a push groove, and the bottom of the push block is slidably connected to the inside of the push groove.

[0016] As a preferred embodiment of this invention, both sides of the inner side of the slide plate are fixedly connected with abutments, and the inner side of the abutments contacts the inner wall of the locking cavity.

[0017] Compared with the prior art, the beneficial effects of this utility model are as follows:

[0018] 1. This utility model toothed ring changes the traditional manual positioning method. It adopts positioning protrusions and limiting protrusions for self-locking, which can further improve the positioning efficiency, while improving the convenience of users and increasing the ease of combined positioning.

[0019] 2. The present invention, through the setting of the clamping mechanism, can make the position of the bent plate more stable and avoid the phenomenon of springback.

[0020] 3. The design of the slot in this utility model enables the card plate to be more securely attached to the inside of the curved plate, preventing it from falling off.

[0021] 4. The present invention, through the setting of the pull rod, makes it convenient for users to pull the curved plate, thereby improving the convenience for users.

[0022] 5. The design of the slide groove in this utility model allows the slide plate to slide more smoothly inside the locking cavity, reducing friction between the two.

[0023] 6. By setting the inclined block, this utility model can make the fixing plate more securely connected to the locking cavity, avoiding separation.

[0024] 7. The present invention, through the setting of the push groove, enables the push block to slide more smoothly inside the toothed ring assembly, avoiding jamming.

[0025] 8. By setting the abutment block, this utility model enables the skateboard to move more stably and avoids the phenomenon that the skateboard moves too fast and hits the inner wall of the locking cavity. Attached Figure Description

[0026] Figure 1 This is a schematic diagram of the structure of this utility model;

[0027] Figure 2 This is a structural diagram of the self-locking mechanism and the clamping mechanism of this utility model;

[0028] Figure 3 The structure of this utility model Figure 2 Enlarged structural diagram at point A in the middle;

[0029] Figure 4 This is a bottom view of the self-locking mechanism and clamping mechanism of this utility model;

[0030] Figure 5 This is an exploded view of a partial structure of the present invention;

[0031] Figure 6 This is a partial three-dimensional view of the present invention.

[0032] In the diagram: 1. Gear ring assembly; 2. Connecting assembly; 3. Protrusion assembly; 4. Self-locking mechanism; 5. Locking cavity; 6. Slide plate; 7. Vertical column; 8. Fixing plate; 9. Bend plate; 10. Positioning protrusion; 11. Restricting protrusion; 12. Spring; 13. Clamping mechanism; 14. Push block; 15. Turning plate; 16. Clamping plate; 17. Clamping groove; 18. Pull rod; 19. Slide groove; 20. Inclined block; 21. Push groove; 22. Abutment block. Detailed Implementation

[0033] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0034] like Figures 1 to 6 As shown, the present invention provides a self-locking mounting and positioning groove on the end face of a toothed ring, including a toothed ring assembly 1;

[0035] A connecting component 2 that penetrates the interior of the toothed ring assembly 1;

[0036] The protruding component 3 is fixedly connected to the surface of the connecting component 2;

[0037] The surface of the toothed ring assembly 1 is provided with a self-locking mechanism 4, which includes a locking cavity 5. A slide plate 6 is laterally slidably connected inside the locking cavity 5. A vertical column 7 is fixedly connected to the outside of the slide plate 6. A fixing plate 8 is sleeved on the outside of the surface of the vertical column 7. Both sides of the fixing plate 8 are fixedly connected to the inner wall of the locking cavity 5. A curved plate 9 is fixedly connected to the outside of the vertical column 7. A positioning protrusion 10 is fixedly connected to the inside of the slide plate 6. A limiting protrusion 11 is fixedly connected to the outside of the protrusion assembly 3. The bottom of the positioning protrusion 10 is located inside the limiting protrusion 11. Springs 12 are fixedly connected to both sides of the outside of the slide plate 6. The outside of the springs 12 is fixedly connected to the fixing plate 8.

[0038] refer to Figure 1 , Figure 2 and Figure 3 The toothed ring assembly 1 is slidably connected to both sides of the bent plate 9 on its surface. The clamping mechanism 13 includes a push block 14, a bevel plate 15 is fixedly connected to the front of the push block 14, and a clamping plate 16 is fixedly connected to the inner side of the push block 14. The inner side of the clamping plate 16 extends into the interior of the bent plate 9.

[0039] As a technical optimization of this utility model, the clamping mechanism 13 can make the position of the bent plate 9 more stable and avoid the phenomenon of springback.

[0040] refer to Figure 3 Both sides of the curved plate 9 are provided with slots 17, and the inner side of the plate 16 is engaged with the inside of the slots 17.

[0041] As a technical optimization of this utility model, the setting of the slot 17 enables the card plate 16 to be more securely attached to the inside of the bent plate 9, thus preventing it from falling off.

[0042] refer to Figure 3Pull rods 18 are fixedly connected to the front and rear sides of the outer side of the bending plate 9. The pull rods 18 are used in conjunction with the bending plate 9.

[0043] As a technical optimization of this utility model, the pull rod 18 makes it easier for users to pull the bending plate 9, thus improving user convenience.

[0044] refer to Figure 6 Both sides of the inner cavity of the locking cavity 5 are provided with sliding grooves 19, and both sides of the sliding plate 6 are slidably connected to the inside of the sliding grooves 19.

[0045] As a technical optimization of this utility model, the sliding groove 19 enables the sliding plate 6 to slide more smoothly inside the locking cavity 5, reducing the friction between the two.

[0046] refer to Figure 3 Both sides of the outer side of the fixing plate 8 are fixedly connected with inclined blocks 20, and the outer side of the inclined blocks 20 is fixedly connected to the inner wall of the locking cavity 5.

[0047] As a technical optimization of this utility model, the setting of the inclined block 20 can make the fixing plate 8 more securely connected to the locking cavity 5, and avoid separation.

[0048] refer to Figure 5 The toothed ring assembly 1 has a push groove 21 on its surface, and the bottom of the push block 14 is slidably connected to the inside of the push groove 21.

[0049] As a technical optimization of this utility model, by setting the push groove 21, the push block 14 can slide more smoothly inside the toothed ring assembly 1, avoiding jamming.

[0050] refer to Figure 4 Both sides of the inner side of the slide plate 6 are fixedly connected with abutment blocks 22, and the inner side of the abutment blocks 22 contacts the inner wall of the locking cavity 5.

[0051] As a technical optimization of this utility model, by setting the abutment block 22, the slide plate 6 can move more stably, avoiding the phenomenon that the slide plate 6 moves too fast and hits the inner wall of the locking cavity 5.

[0052] The working principle and usage process of this utility model are as follows: First, the connecting component 2 and the protrusion component 3 are pushed into the toothed ring component 1. When the limiting protrusion 11 contacts the positioning protrusion 10, the positioning protrusion 10 is pushed outward. Then, the positioning protrusion 10 will squeeze the slide plate 6 outward. The slide plate 6 drives the vertical column 7 and the spring 12 to retract outward. When the limiting protrusion 11 and the positioning protrusion 10 are misaligned, the elasticity of the spring 12 will push the positioning protrusion 10 back inward, so that the limiting protrusion 11 restricts the positioning protrusion 10, achieving the effect of self-locking and quick positioning. Then, the push block 14 is pushed again, and the push block 14 drives the card plate 16 to move inward, so that the card plate 16 is engaged in the inside of the card slot 17, achieving the effect of preventing the bending plate 9 from rebounding.

[0053] In summary, this toothed ring end face self-locking mounting and positioning groove changes the traditional manual positioning method by using a toothed ring. The self-locking treatment with positioning protrusion 10 and limiting protrusion 11 further improves the positioning efficiency, enhances user convenience, and increases the ease of combined positioning.

[0054] 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 apparatus that comprises a list of elements includes not only those elements but also other elements not expressly listed, or elements inherent to such process, method, article, or apparatus.

[0055] Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present invention, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A self-locking mounting and positioning groove on the end face of a toothed ring, comprising a toothed ring assembly (1); A connecting component (2) that penetrates the inside of the toothed ring assembly (1); A protruding component (3) is fixedly connected to the surface of the connecting component (2); Its features are: The toothed ring assembly (1) has a self-locking mechanism (4) on its surface. The self-locking mechanism (4) includes a locking cavity (5). A sliding plate (6) is laterally slidably connected inside the locking cavity (5). A vertical column (7) is fixedly connected to the outside of the sliding plate (6). A fixing plate (8) is sleeved on the outside of the surface of the vertical column (7). Both sides of the fixing plate (8) are fixedly connected to the inner wall of the locking cavity (5). A curved plate (9) is fixedly connected to the outside of the vertical column (7). A positioning protrusion (10) is fixedly connected to the inside of the sliding plate (6). A limiting protrusion (11) is fixedly connected to the outside of the protrusion assembly (3). The bottom of the positioning protrusion (10) is located inside the limiting protrusion (11). Springs (12) are fixedly connected to both sides of the outside of the sliding plate (6). The outside of the springs (12) is fixedly connected to the fixing plate (8).

2. The self-locking mounting and positioning groove on the end face of a gear ring according to claim 1, characterized in that: The toothed ring assembly (1) is slidably connected to a clamping mechanism (13) on both sides of the bent plate (9). The clamping mechanism (13) includes a push block (14). A bevel plate (15) is fixedly connected to the front of the push block (14). A clamping plate (16) is fixedly connected to the inner side of the push block (14). The inner side of the clamping plate (16) extends into the interior of the bent plate (9).

3. The self-locking mounting and positioning groove on the end face of a gear ring according to claim 2, characterized in that: The curved plate (9) has slots (17) on both sides, and the inner side of the clamping plate (16) is engaged with the inside of the slots (17).

4. The self-locking mounting and positioning groove on the end face of a gear ring according to claim 1, characterized in that: Pull rods (18) are fixedly connected to the front and rear sides of the outer side of the bent plate (9), and the pull rods (18) are used in conjunction with the bent plate (9).

5. The self-locking mounting and positioning groove on the end face of a gear ring according to claim 1, characterized in that: The locking cavity (5) has sliding grooves (19) on both sides, and the sliding plate (6) is slidably connected to the inside of the sliding grooves (19) on both sides.

6. The self-locking mounting and positioning groove on the end face of a gear ring according to claim 1, characterized in that: Both sides of the outer side of the fixing plate (8) are fixedly connected with inclined blocks (20), and the outer side of the inclined blocks (20) is fixedly connected to the inner wall of the locking cavity (5).

7. The self-locking mounting and positioning groove on the end face of a gear ring according to claim 2, characterized in that: The toothed ring assembly (1) has a push groove (21) on its surface, and the bottom of the push block (14) is slidably connected to the inside of the push groove (21).

8. The self-locking mounting and positioning groove on the end face of a gear ring according to claim 1, characterized in that: Both sides of the inner side of the slide plate (6) are fixedly connected with abutment blocks (22), and the inner side of the abutment blocks (22) is in contact with the inner wall of the locking cavity (5).

Citation Information

Patent Citations

  • Around synchronous ware ring gear of car

    CN208153578U