Seat framework bending device

The multi-directional bending plate structure driven by a bidirectional screw and a hydraulic rod solves the problem that the existing device can only bend at one end, realizes the multi-directional bending of the seat frame and saves operation effort, and adapts to the bending needs of materials of different sizes.

CN223476016UActive Publication Date: 2025-10-28XINXIANG JINYUN AUTO PARTS CO LTD
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Patent Information

Application Number
CN202423043193.7
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-12-10
Publication Date
2025-10-28
Estimated Expiration
2034-12-10

AI Technical Summary

Technical Problem

The existing seat frame bending device can only bend one end, requiring manual disassembly and replacement of raw materials. The operation is complicated and not suitable for different sizes, increasing labor intensity and operation intensity.

Method used

The multi-directional bending plate structure driven by a bidirectional screw and a hydraulic rod is adopted. The bending angle is controlled by adjusting the screw and the hydraulic rod to achieve synchronous bending at both ends and reduce manual adjustment.

Benefits of technology

It realizes multi-directional bending, reduces operation intensity, improves bending efficiency and use effect, and adapts to materials of different sizes.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses a seat framework bending device which comprises a bending table and supporting legs, a fixing base is fixedly installed in the middle of the top of the bending table, and bending plates are symmetrically and rotationally connected to the positions, located on the surface of the top of the bending table, of the two sides of the fixing base. According to the single-side bending device, the bending plate is adopted, during bending operation, a worker can correspondingly control the hydraulic rods at the corresponding positions to conduct ejection according to the different positions needing to be bent, the bending angle can be controlled by controlling the different ejection distances, and therefore single-side bending operation is achieved; through the arrangement of the two groups of bending plates, the operation of frequently adjusting skeleton raw materials by personnel can be avoided, the operation intensity is effectively reduced, the two ends can be synchronously bent when the two groups of bending plates are simultaneously ejected out, the bending types can be effectively enriched, better use is facilitated, the overall use effect is improved, and the production efficiency is improved. The multi-directional bending device has the advantages of multi-directional bending, good use effect and labor-saving operation.
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Description

Technical Field

[0001] This utility model relates to the field of automotive seat frame manufacturing technology, and more specifically, to a seat frame bending device. Background Technology

[0002] The production and processing of automobiles includes the production of car seat frames. When producing car seat frames, it is often necessary to bend the raw material rods of the frame to change the shape of the seat frame.

[0003] The existing publicly available technology, CN219211193U, discloses a bending device for producing automotive seat frames. The device includes a base, a fixed seat fixedly mounted on the base, a material rod fixedly mounted on the fixed seat, and a bending abutment corresponding to the material rod fixedly mounted on the fixed seat via a clamping mechanism. The bending abutment is L-shaped and also fixedly mounted on the fixed seat. A hydraulic platform is also fixedly mounted on the base, and a telescopic rod is fixedly mounted at the output end of the hydraulic platform. A sleeve corresponding to the material rod is fixedly mounted on the telescopic rod, and the sleeve is connected to the telescopic rod via a connecting mechanism. This invention can quickly fix different types of frame material rods and rapidly bend the frame material, greatly improving the adaptability of the device and the bending efficiency of the seat frame.

[0004] However, the above-mentioned patent still has certain drawbacks in use: it can only bend one end of the skeleton material. When the other end needs to be bent, the skeleton material needs to be disassembled and replaced manually, which increases the labor intensity of personnel and makes the overall operation more complicated. In addition, different types of sleeves need to be frequently replaced for different sizes of skeleton materials. The applicability of the device is not ideal, which reduces the overall use effect of the device and increases the overall operation intensity, making it difficult to perform bending operations.

[0005] There are currently no effective solutions to the problems in the relevant technologies. Utility Model Content

[0006] (1) Technical problems solved

[0007] To address the shortcomings of existing technologies, this utility model provides a seat frame bending device that features multi-directional bending, good performance, and labor-saving operation, thereby solving the problems mentioned in the background technology.

[0008] (2) Technical solution

[0009] To achieve the aforementioned advantages of multi-directional bending, good performance, and labor-saving operation, the specific technical solution adopted by this utility model is as follows:

[0010] A seat frame bending device includes a bending table and legs. A fixed seat is fixedly installed at the top center of the bending table. Bending plates are symmetrically and rotatably connected to both sides of the fixed seat at the top surface of the bending table. An inner adjustment groove is formed on the surface of the fixed seat, and an outer adjustment groove is formed on the surface of the bending plates. A first bidirectional screw and a second bidirectional screw are respectively provided inside the inner and outer adjustment grooves, and a turntable is welded to one end of each. An inner clamping plate and an outer clamping plate are respectively sleeved on the outer periphery of the two ends of the first and second bidirectional screws. A hydraulic rod abuts against the bottom surface of the bending plate.

[0011] Furthermore, support legs are symmetrically installed on both sides of the bottom of the bending table, and mounting grooves are opened through the inside of the support legs and on the surface of the bending table. Hydraulic rods are installed at an angle inside the mounting grooves.

[0012] Furthermore, both the outer clamping plate and the inner clamping plate have arc-shaped grooves on their surfaces.

[0013] Furthermore, rubber pads are installed on the surfaces of both the outer clamping plate and the inner clamping plate.

[0014] Furthermore, grooves for rotating the bending plate are symmetrically provided on both sides of the top of the bending table.

[0015] Furthermore, the support leg has a trapezoidal structure.

[0016] Furthermore, both the bending plate and the bending table are made of metal.

[0017] (3) Beneficial effects

[0018] Compared with the prior art, the present invention provides a seat frame bending device, which has the following beneficial effects:

[0019] (1) This utility model adopts a bending plate. During the bending operation, the operator can control the hydraulic rod at the corresponding position to push out according to the different positions to be bent. By controlling the different pushing distances, the bending angle can be controlled, thereby realizing the bending operation on one side. The setting of two sets of bending plates can avoid the operator from frequently adjusting the skeleton material, effectively reducing the operation intensity. Moreover, when both are pushed out at the same time, both ends can be bent synchronously, which can effectively enrich the bending type, facilitate better use, and improve the overall use effect. It has the advantages of multi-directional bending, good use effect, and labor-saving operation. Attached Figure Description

[0020] To more clearly illustrate the technical solutions in the embodiments of this utility model or the prior art, the drawings used in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of this utility model. For those skilled in the art, other drawings can be obtained based on these drawings without creative effort.

[0021] Figure 1 This is a schematic diagram of the structure of a seat frame bending device proposed in this utility model;

[0022] Figure 2 This is a schematic diagram of the structure of the inner clamping plate of this utility model;

[0023] Figure 3 This is a structural schematic diagram of the support leg of this utility model.

[0024] In the picture:

[0025] 1. Bending table; 2. First bidirectional screw; 3. Turntable; 4. Support leg; 5. Hydraulic rod; 6. Bending plate; 7. Outer clamping plate; 8. Outer adjusting groove; 9. Second bidirectional screw; 10. Inner clamping plate; 11. Fixing seat; 12. Inner adjusting groove; 13. Mounting groove. Detailed Implementation

[0026] To further illustrate the various embodiments, the present invention provides accompanying drawings, which are part of the disclosure of the present invention. These drawings are mainly used to illustrate the embodiments and can be used in conjunction with the relevant descriptions in the specification to explain the operating principles of the embodiments. With reference to these contents, those skilled in the art should be able to understand other possible implementation methods and the advantages of the present invention. The components in the figures are not drawn to scale, and similar component symbols are usually used to represent similar components.

[0027] According to an embodiment of the present invention, a seat frame bending device is provided.

[0028] The present invention will now be further described with reference to the accompanying drawings and specific embodiments. Figure 1-3 As shown, a seat frame bending device according to an embodiment of the present utility model includes a bending table 1 and a support leg 4. A fixed seat 11 is fixedly installed at the middle position of the top of the bending table 1. Bending plates 6 are symmetrically rotatably connected to both sides of the fixed seat 11 at the top surface of the bending table 1. An inner adjustment groove 12 is opened on the surface of the fixed seat 11, and an outer adjustment groove 8 is opened on the surface of the bending plate 6. A first bidirectional screw 2 and a second bidirectional screw 9 are respectively provided inside the inner adjustment groove 12 and the outer adjustment groove 8, and a turntable 3 is welded to one end of each. An inner clamping plate 10 and an outer clamping plate 7 are respectively sleeved on the outer periphery of the two ends of the first bidirectional screw 2 and the second bidirectional screw 9. A hydraulic rod 5 abuts against the bottom surface of the bending plate 6.

[0029] In one embodiment, support legs 4 are symmetrically installed on both sides of the bottom of the bending table 1. Mounting grooves 13 are provided through the inside of the support legs 4 and the surface of the bending table 1. Hydraulic rods 5 are installed at an angle inside the mounting grooves 13. The hydraulic rods 5 are provided to provide power for bending the skeleton material to ensure that the bending operation can be carried out smoothly.

[0030] In one embodiment, both the outer clamping plate 7 and the inner clamping plate 10 have arc-shaped grooves on their surfaces. The arc-shaped grooves are designed to better contact the skeleton material, thereby more stably fixing and clamping it, and preventing movement during bending that would reduce the bending effect.

[0031] In one embodiment, rubber pads are installed on the surfaces of both the outer clamping plate 7 and the inner clamping plate 10. The rubber pads are used to provide cushioning between the skeleton material and the multiple sets of clamping plates to prevent damage.

[0032] In one embodiment, grooves for rotating the bending plate 6 are symmetrically provided on both sides of the top of the bending table 1.

[0033] In one embodiment, the support leg 4 has a trapezoidal structure. The support leg 4 can fix the entire device and enhance its stability, while also providing space for the installation of the hydraulic rod 5.

[0034] In one embodiment, both the bending plate 6 and the bending table 1 are made of metal. The metal material ensures the strength of both and prevents damage when bending the seat frame material, thus ensuring the performance.

[0035] Working principle: In actual use, the operator can place the skeleton material to be bent on the surface of the fixed seat 11. Then, by rotating the turntable 3, the first bidirectional screw 2 and the second bidirectional screw 9 inside the fixed seat 11 and the bending plate 6 will rotate, thereby causing the outer clamping plate 7 and the inner clamping plate 10 inside to move closer to the center, thus achieving the fixed clamping operation of the skeleton material and ensuring the stability of subsequent bending. Then, the operator can control the hydraulic rod 5 at the corresponding position to push out according to the different bending positions. By controlling the different pushing distances, the bending angle can be controlled. The setting of two sets of bending plates 6 can avoid the operator from frequently adjusting the skeleton material, effectively reducing the operation intensity and improving the overall use effect. The device has the advantages of multi-directional bending, good use effect, and labor-saving operation.

[0036] In this utility model, unless otherwise explicitly specified and limited, the terms "installation", "setting", "connection", "fixing", "screw connection", etc., should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral part; they can refer to a mechanical connection or an electrical connection; they can refer to a direct connection or an indirect connection through an intermediate medium; they can refer to the internal connection of two components or the interaction between two components. Unless otherwise explicitly limited, those skilled in the art can understand the specific meaning of the above terms in this utility model according to the specific circumstances.

[0037] The above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Any modifications, equivalent substitutions, improvements, etc., made within the spirit and principles of the present utility model should be included within the protection scope of the present utility model.

Claims

1. A seat frame bending device, comprising a bending table (1) and support legs (4), characterized in that, A fixed seat (11) is fixedly installed at the top center of the bending table (1). Bending plates (6) are symmetrically rotatably connected to both sides of the fixed seat (11) at the top surface of the bending table (1). An inner adjustment groove (12) is opened on the surface of the fixed seat (11), and an outer adjustment groove (8) is opened on the surface of the bending plate (6). A first bidirectional screw (2) and a second bidirectional screw (9) are respectively provided inside the inner adjustment groove (12) and the outer adjustment groove (8), and a turntable (3) is welded to one end of each. An inner clamping plate (10) and an outer clamping plate (7) are respectively sleeved on the outer periphery of the first bidirectional screw (2) and the second bidirectional screw (9). A hydraulic rod (5) abuts against the bottom surface of the bending plate (6).

2. The seat frame bending device according to claim 1, characterized in that, Support legs (4) are symmetrically installed on both sides of the bottom of the bending table (1). Mounting grooves (13) are opened through the inside of the support legs (4) and the surface of the bending table (1). Hydraulic rods (5) are installed at an angle inside the mounting grooves (13).

3. The seat frame bending device according to claim 1, characterized in that, Both the outer clamping plate (7) and the inner clamping plate (10) have arc-shaped grooves on their surfaces.

4. The seat frame bending device according to claim 1, characterized in that, Rubber pads are installed on the surfaces of both the outer clamping plate (7) and the inner clamping plate (10).

5. A seat frame bending device according to claim 1, characterized in that, The bending table (1) has symmetrical grooves on both sides of its top for the bending plate (6) to rotate.

6. A seat frame bending device according to claim 1, characterized in that, The support leg (4) has a trapezoidal structure.

7. A seat frame bending device according to claim 1, characterized in that, Both the bending plate (6) and the bending table (1) are made of metal.

Citation Information

Patent Citations

  • Bending device for automobile seat framework production

    CN219211193U