A torsion beam bracket

Abstract

The utility model discloses a torsion beam support, wherein, including: the periphery of the reference board is integrated to the surrounding board that constitutes upward, the two length directions of surrounding board are provided with first stand and second stand and extend upward, first stand is equipped with first mounting hole, second stand is equipped with second mounting hole, the center of reference board is concave and forms the boss downward, the center of boss is equipped with through -hole, and the positioning pin is welded fixed in through -hole. The whole stamping process of the device replaces the welding splicing process, improves the size accuracy, reduces the manufacturing cost, and reduces the overall weight of the support. The device is provided with a surrounding plate, a first flange, a second flange, a third flange, a first supporting rib and a second supporting rib, which can enhance the overall strength and avoid stress deformation of parts. The device is provided with a first groove, a second groove, a third groove and a fourth groove, which can avoid wrinkles formed by flange drawing of parts and can be used for stress release.

Description

Technical Field

[0001] This utility model relates to the technical field of transition brackets between vehicle bodies and torsion beams, and particularly to a torsion beam bracket. Background Technology

[0002] The torsion beam bracket is primarily used as a transition bracket to connect the vehicle body and the torsion beam. The bracket consists of left and right parts, each fixed to one side of the vehicle body. The torsion beam bracket typically has four holes, which are used to connect it to the vehicle body via bolts. The bracket is designed with an open-end structure and has two through holes. The open end mates with the bushing of the torsion beam, and bolts are passed through the through holes to secure the torsion beam to the vehicle body. Existing torsion beam bracket structures are as follows: Figure 1 As shown, it includes the following components: a fixed base plate 001', a support base 002', and a locating pin 003'. The fixed base plate 001', support base 002', and locating pin 003' are assembled using a welding process. The fixed base plate 001' and part 002' are both stamped parts. The support base 002' experiences significant springback deformation after stamping, and also undergoes heat deformation after welding, making it difficult to control the dimensional accuracy of the opening and affecting assembly. Utility Model Content

[0003] In view of this, and to solve the above problems, the purpose of this utility model is to provide a torsion beam support, which includes: Base plate, locating pin; The periphery of the reference plate integrally forms a surrounding plate, and the surrounding plate extends upward in two length directions to provide a first upright plate and a second upright plate. The first upright plate is provided with a first mounting hole, and the second upright plate is provided with a second mounting hole. The center of the reference plate is recessed to form a boss, and the center of the boss has a through hole, and the positioning pin is welded and fixed to the through hole.

[0004] In the aforementioned torsion beam support, the upper edge of the first upright plate and the adjacent upper edge of the surrounding plate are integrally bent outward to form a first flange; the upper edge of the second upright plate and the adjacent upper edge of the surrounding plate are integrally bent outward to form a third flange; and the upper edge of the surrounding plate is integrally bent outward along its width direction to form a second flange.

[0005] In the aforementioned torsion beam support, the first flange, the second flange, and the third flange are all disposed within a predetermined area of ​​the reference plate, the predetermined area being located to the left or right of the central axis of the reference plate along its length direction.

[0006] In the aforementioned torsion beam support, a first supporting rib is provided between the first upright plate and the reference plate, and a second supporting rib is provided between the second upright plate and the reference plate.

[0007] In the aforementioned torsion beam bracket, the first mounting hole and the second mounting hole are symmetrically arranged along the central axis of the length direction of the reference plate.

[0008] In the aforementioned torsion beam bracket, a first groove is provided at the connection between the first flange and the second flange, and a second groove is provided at the connection between the second flange and the third flange.

[0009] In the aforementioned torsion beam support, the upper ends of the two corners of the surrounding plate away from the first and second grooves are respectively provided with a third groove and a fourth groove.

[0010] In the aforementioned torsion beam support, the bends of the first flange, the second flange, and the third flange are all rounded.

[0011] In the aforementioned torsion beam support, the bends of the surrounding plate and the reference plate are rounded.

[0012] In the aforementioned torsion beam bracket, the reference plate is provided with a plurality of vehicle body mounting holes.

[0013] The positive effects of the above technical solution compared with the existing technology are: 1. This device adopts an integral stamping process instead of a welding and assembly process, which improves dimensional accuracy, reduces manufacturing costs, and reduces the overall weight of the support frame.

[0014] 2. This device is equipped with a surrounding plate, a first flange, a second flange, a third flange, a first support rib, and a second support rib, which can enhance the overall strength and prevent the parts from deforming under stress.

[0015] 3. This device is equipped with a first groove, a second groove, a third groove and a fourth groove, which can prevent the parts from forming wrinkles due to edge rolling and can be used for stress relief. Attached Figure Description

[0016] Figure 1 This is a schematic diagram of a torsion beam support in an existing design.

[0017] Figure 2 This is a schematic diagram of a torsion beam support according to the present invention.

[0018] 001' Fixed base plate; 002' Support base; 003' Positioning pin.

[0019] 1. Base plate; 2. Enclosure plate; 3. First upright plate; 4. Second upright plate; 5. First mounting hole; 6. Second mounting hole; 7. Boss; 8. Locating pin; 9. First flange; 10. Second flange; 11. Third flange; 12. First support rib; 13. Second support rib; 14. First groove; 15. Second groove; 16. Third groove; 17. Fourth groove; 18. Rounded corner; 19. Body mounting hole. Detailed Implementation

[0020] The present invention will be further described below with reference to the accompanying drawings and specific embodiments, but this is not intended to limit the present invention.

[0021] The structures, proportions, and sizes illustrated in the accompanying drawings are merely for illustrative purposes and to aid those skilled in the art. They are not intended to limit the scope of this invention and therefore have no substantial technical significance. Any modifications to the structure, changes in proportions, or adjustments to size, provided they do not affect the effectiveness or purpose of this invention, should still fall within the scope of the technical content disclosed herein. Furthermore, the terms "upper," "lower," "left," "right," "middle," and "one" used in this specification are merely for clarity and not intended to limit the scope of this invention. Changes or adjustments to their relative relationships, without substantially altering the technical content, should also be considered within the scope of this invention.

[0022] like Figure 2 As shown, a torsion beam bracket according to a preferred embodiment is illustrated, which includes: a reference plate 1 and a positioning pin 8.

[0023] The periphery of the reference plate 1 forms a surrounding plate 2. The surrounding plate 2 extends upward in two length directions and is provided with a first upright plate 3 and a second upright plate 4. The first upright plate 3 is provided with a first mounting hole 5 and the second upright plate 4 is provided with a second mounting hole 6. The center of the reference plate is recessed downward to form a boss 7. The center of the boss 7 is provided with a through hole, and a positioning pin 8 is welded and fixed to the through hole.

[0024] In practical use, the base plate 1, the surrounding plate 2, the first upright plate 3, and the second upright plate 4 are integrally stamped, which not only ensures high dimensional accuracy but also effectively reduces costs and lowers the weight of the existing bracket from 2.17 kg to 1.25 kg, achieving lightweight design. The base plate 1 is approximately parallelogram-shaped, with a boss 7 at its center. The boss 7 has a Φ16 through hole at its center, and a positioning pin 8 mates with the through hole and is welded in place. Bolts can pass through the first mounting holes 5 and 6 on the first upright plate 3 and the second upright plate 4 to assemble and connect the bracket to the torsion beam bushing. The height of the surrounding plate 1 can be between 12-16 mm. The surrounding plates 1 on both sides are combined with the first upright plate 3 and the second upright plate 4 to reinforce the overall strength of the base plate 1 and the first upright plate 3 and the second upright plate 4, preventing deformation of the parts under stress.

[0025] Based on the above, this utility model also has the following embodiments: Furthermore, in a torsion beam support, the upper edge of the first upright plate 3 and the adjacent upper edge of the surrounding plate 2 are integrally bent outward to form a first flange 9; the upper edge of the second upright plate 4 and the adjacent upper edge of the surrounding plate 2 are integrally bent outward to form a third flange 11; and the upper edge of the surrounding plate 2 along its width direction is integrally bent outward to form a second flange 10. Specifically, the first flange 9, the second flange 10, and the third flange 11 can further enhance the strength of the support.

[0026] Furthermore, a torsion beam support is provided, wherein the first flange 9, the second flange 10 and the third flange 11 are all disposed in a predetermined area of ​​the reference plate 1, and the predetermined area is located on the left or right side of the central axis of the reference plate 1 along its length direction.

[0027] Furthermore, a torsion beam support is provided, wherein a first supporting rib 12 is provided between the first upright plate 3 and the reference plate 1, and a second supporting rib 13 is provided between the second upright plate 4 and the reference plate 1. Specifically, the first supporting rib 12 and the second supporting rib 13 strengthen the first upright plate 3 and the second upright plate 4, preventing springback deformation of the opening size.

[0028] Furthermore, a torsion beam bracket is provided, wherein the first mounting hole 5 and the second mounting hole 6 are symmetrically arranged along the central axis of the length direction of the reference plate 1.

[0029] Furthermore, a torsion beam bracket is provided, wherein a first groove 14 is provided at the connection between the first flange 9 and the second flange 10, and a second groove 15 is provided at the connection between the second flange 10 and the third flange 11.

[0030] Furthermore, in a torsion beam support, a third groove 16 and a fourth groove 17 are respectively provided at the upper ends of the two corners of the surrounding plate 2 away from the first groove 14 and the second groove 15. Specifically, the first groove 14, the second groove 15, the third groove 16 and the fourth groove 17 are designed to prevent wrinkles from forming when the parts are rolled and stretched, and are mainly process grooves designed for stress release after stamping.

[0031] Furthermore, in a torsion beam bracket, the bends of the first flange 9, the second flange 10, and the third flange 11 are all rounded. Specifically, the rounded corners of the first flange 9, the second flange 10, and the third flange 11 are all R7 outer rounded corners, which can improve the strength of the bracket, avoid stress concentration, and improve the service life of the bracket while ensuring the feasibility of the parts manufacturing process.

[0032] Furthermore, in a torsion beam support, the bends of the surrounding plate 2 and the reference plate 1 are rounded. Specifically, the rounded corners of the surrounding plate 2 and the reference plate 1 are inner rounded corners with an radius of R4, which also improves the strength of the support, avoids stress concentration, and extends its service life.

[0033] Furthermore, a torsion beam bracket is provided, wherein the base plate 1 is provided with a plurality of vehicle body mounting holes 19. Specifically, the bracket is connected to the vehicle body through the vehicle body mounting holes 19.

[0034] The above description is merely a preferred embodiment of the present invention and does not limit the implementation and protection scope of the present invention. Those skilled in the art should realize that any equivalent substitutions and obvious changes made based on the description and illustrations of the present invention should be included within the protection scope of the present invention.

Claims

1. A torsion beam support, characterized in that, include: Base plate, locating pin; The periphery of the reference plate integrally forms a surrounding plate, and the surrounding plate extends upward in two length directions to provide a first upright plate and a second upright plate. The first upright plate is provided with a first mounting hole, and the second upright plate is provided with a second mounting hole. The center of the reference plate is recessed to form a boss, and the center of the boss has a through hole, and the positioning pin is welded and fixed to the through hole.

2. The torsion beam support according to claim 1, characterized in that, The upper edge of the first upright plate and the adjacent upper edge of the surrounding plate are integrally bent outward to form a first flange; the upper edge of the second upright plate and the adjacent upper edge of the surrounding plate are integrally bent outward to form a third flange; the upper edge of the surrounding plate is integrally bent outward along its width direction to form a second flange.

3. A torsion beam support according to claim 2, characterized in that, The first flange, the second flange, and the third flange are all disposed within a predetermined area of ​​the reference plate, and the predetermined area is located to the left or right of the central axis of the reference plate along its length direction.

4. A torsion beam support according to claim 1, characterized in that, A first supporting rib is provided between the first upright plate and the reference plate, and a second supporting rib is provided between the second upright plate and the reference plate.

5. A torsion beam support according to claim 2, characterized in that, The first mounting hole and the second mounting hole are symmetrically arranged along the central axis of the length direction of the reference plate.

6. A torsion beam support according to claim 2, characterized in that, A first groove is provided at the connection between the first flange and the second flange, and a second groove is provided at the connection between the second flange and the third flange.

7. A torsion beam support according to claim 6, characterized in that, The upper ends of the two corners of the enclosure away from the first and second grooves are respectively provided with a third groove and a fourth groove.

8. A torsion beam support according to claim 3, characterized in that, The first flange has a rounded corner at the bend, the second flange has a rounded corner at the bend, and the third flange has a rounded corner at the bend.

9. A torsion beam support according to claim 1, characterized in that, The bends in the enclosure and the reference plate are rounded.

10. A torsion beam support according to claim 1, characterized in that, The reference plate has several body mounting holes.

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