Lightweight automobile beam

Abstract

The utility model provides a light-weight automobile beam, and belongs to the technical field of automobile manufacturing. Comprising a main plate and wing plates which are arranged on the upper side and the lower side of the main plate and integrally thermally formed, the main plate and the wing plates on the two sides are integrally in a C shape, and a plurality of supporting assemblies are arranged between the main plate and the wing plates at equal intervals. The transverse plates are arranged at the two ends of the vertical plate and fixedly connected with the inner side walls of the wing plates, the inclined plates are arranged at one ends of the transverse plates, the connecting plates are arranged at one ends of the inclined plates and fixedly connected with the inner side walls of the main plates, the vertical plate, the transverse plates, the inclined plates and the connecting plates are integrally thermally formed, and reinforcing plates are arranged between the inclined plates and the side walls of the vertical plate. The main plate and the wing plates are made of BG960L steel alloy materials, the main plate and the wing plates on the two sides are integrally formed in a C shape in a forging mode, the main plate and the wing plates are jointly supported through the supporting assembly, the vertical plate, the transverse plate and the inclined plate, the reinforcing plate is used for reinforcing and supporting the inclined plate and the vertical plate, and the supporting structure is firm and stable. And deformation caused by bending at the connection transition part of the main plate and the wing plate is effectively avoided.

Description

TECHNICAL FIELD

[0001] The utility model provides a kind of lightweight automobile girder, belong to automobile manufacturing technical field. BACKGROUND

[0002] The girder of automobile, girder is also called frame, is the base body of automobile, generally consists of two longitudinal beams and several cross beams, currently, the girder of general heavy-duty automobile is "H" type structure, it is welded from cutting strip-shaped plate, and it is time-consuming and material-consuming to process, and some existing automobiles also use C type structure girder of integrated forging, and this girder is simple to process and more lightweight.

[0003] The lightweight automobile girder of existing C type structure can basically meet normal use needs, mainly including main plate, wing plate integrally thermoformed and arranged on the upper and lower sides of main plate, and the main plate and the two side wing plates are in C type shape as a whole, and the connection transition of main plate and wing plate is usually connected by arc transition, since the arc transition is relatively weak, the arc connection section of main plate and wing plate may be slightly bent and deformed after long time use under high pressure continuous work. Based on this, the utility model provides a kind of lightweight automobile girder. UTILITY MODEL CONTENT

[0004] The technical problem solved by the utility model is that the connection transition of main plate and wing plate is relatively weak and may be slightly bent and deformed.

[0005] In order to solve the technical problem, the utility model provides the technical scheme that a kind of lightweight automobile girder, including main plate, wing plate integrally thermoformed and arranged on the upper and lower sides of main plate, the main plate and the two side wing plates are in C type shape as a whole, a plurality of support assemblies are equidistantly arranged between the main plate and the wing plate, the support assembly includes vertical plate, horizontal plate fixedly connected between the two ends of vertical plate and the inner side wall of wing plate, inclined plate arranged at one end of horizontal plate, connecting plate fixedly connected between one end of inclined plate and the inner side wall of main plate, the vertical plate, horizontal plate, inclined plate and connecting plate are integrally thermoformed, and the inclined plate and the vertical plate are provided with inclined reinforcing plate between the side walls close to each other.

[0006] Further, the two side wing plates are in parallel distribution, and the main plate and the wing plate are in vertical distribution.

[0007] Further, a plurality of mounting holes are arranged on the side wall of main plate and wing plate.

[0008] Further, the main plate and the wing plate are made of steel alloy material with BG960L brand.

[0009] Further, the inclination angle of inclined plate is 40-60 °.

[0010] Further, the horizontal plate and the wing plate, the connecting plate and the main plate, and the inclined plate and the vertical plate are fixedly connected through laser welding.

[0011] The utility model discloses the beneficial effect of:

[0012] The main plate and the wing plate adopt steel alloy materials with BG960L brand, and the main plate and the wing plates on both sides are integrally forged into C-shaped state, which is simple to process compared with I-shaped automobile beam, and is more lightweight, the vertical plate, the horizontal plate and the inclined plate support the main plate and the wing plate through the supporting assembly, and the reinforcing plate is used for reinforcing the inclined plate and the vertical plate, the supporting structure is firm and stable, and effectively avoids deformation of the bending transition of the main plate and the wing plate. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 The utility model discloses a lightweight automobile beam structure Figure 1 .

[0014] Figure 2 The utility model discloses a lightweight automobile beam structure Figure 2 .

[0015] Figure 3 The utility model discloses a lightweight automobile beam structure Figure 3 .

[0016] Figure 4 The utility model discloses a lightweight automobile beam structure Figure 4 .

[0017] 1, main plate;2, wing plate;3, supporting assembly;4, vertical plate;5, horizontal plate;6, inclined plate;7, connecting plate;8, reinforcing plate;9, mounting hole. DETAILED DESCRIPTION

[0018] In the present specification, the orientation terms such as up, down, left, right, front, back, top, bottom, etc. mentioned or possibly mentioned are defined with respect to its structure, and they are relative concepts. Therefore, it is possible to change accordingly according to its different positions, different use states, so it should not be interpreted as a restrictive term.

[0019] In the present specification, the singular forms "a", "an" and "the" are intended to include the plural forms, unless the context clearly indicates otherwise. It should also be understood that the term "and / or" used herein means and includes any or all possible combinations of one or more associated listed items.

[0020] In order to make the technical problems, technical schemes and beneficial effects to be solved in the present application more clear and explicit, the present application will be further described in detail below in combination with the drawings and embodiments. It should be understood that the embodiments described herein are only used to explain the present application and not used to limit the present application.

[0021] According to the drawings Figure 1 , 2 The utility model provides a kind of lightweight automobile girder: including main plate 1, wing plate 2 integrally thermoformed being arranged on the upper and lower side of main plate 1, main plate 1, wing plate 2 side wall is equipped with multiple mounting holes 9, for being assembled with other automobile girders, both sides wing plate 2 are parallel distribution between, main plate 1 and wing plate 2 are perpendicular distribution between, main plate 1 and both sides wing plate 2 are integrally C-shaped, main plate 1, wing plate 2 are all using steel alloy material with BG960L brand, with higher yield strength and tensile strength, can reduce weight while guaranteeing structural strength.

[0022] As shown in the description accompanying Figure 1 , 3 , 4: multiple support assemblies 3 are equidistantly arranged between main plate 1 and wing plate 2, support assembly 3 includes vertical plate 4, horizontal plate 5 fixedly connected between both ends of vertical plate 4 and inner side wall of wing plate 2, inclined plate 6 arranged at one end of horizontal plate 5, connecting plate 7 fixedly connected between one end of inclined plate 6 and inner side wall of main plate 1, vertical plate 4, horizontal plate 5, inclined plate 6 and connecting plate 7 are integrally thermoformed, the inclination angle of inclined plate 6 is 40-60 °, and the inclination angle is moderate for supporting wing plate 2, the side wall between inclined plate 6 and vertical plate 4 is provided with a reinforcing plate 8 arranged obliquely, which plays a role in reinforcing and supporting inclined plate 6 and vertical plate 4, and horizontal plate 5 and wing plate 2, connecting plate 7 and main plate 1, inclined plate 6 and vertical plate 4 are fixedly connected by laser welding, so that the connection is relatively firm.

[0023] The principle of the utility model

[0024] When in use, main plate 1 and wing plate 2 are made of steel alloy material with BG960L brand, and main plate 1 and both sides wing plate 2 are integrally forged into C-shaped shape, which is simple to process and more lightweight compared with I-shaped automobile girder, and through support assembly 3, vertical plate 4, horizontal plate 5 and inclined plate 6 jointly support main plate 1 and wing plate 2, and reinforcing plate 8 is used to reinforce and support inclined plate 6 and vertical plate 4, so that the supporting structure is firm and stable, and effectively avoids deformation of the bending transition of main plate 1 and wing plate 2.

[0025] The above has described the utility model and its implementation mode, which is not restrictive, and the drawings only show one of the implementation modes of the utility model, and the actual structure is not limited thereto. In summary, if a person skilled in the art is inspired thereby, without departing from the creative purpose of the utility model, similar structural modes and embodiments are not creatively designed, which should belong to the protection scope of the utility model.

Claims

1. A lightweight automobile beam, comprising a main plate (1) and wing plates (2) integrally thermoformed on the upper and lower sides of the main plate (1), characterized in that: The main plate (1) and the wing plates (2) on both sides are in C shape as a whole, a plurality of support assemblies (3) are equidistantly arranged between the main plate (1) and the wing plates (2), the support assembly (3) comprises a vertical plate (4), a horizontal plate (5) fixedly connected with the wing plate (2) at both ends of the vertical plate (4), an inclined plate (6) arranged at one end of the horizontal plate (5), and a connecting plate (7) fixedly connected with the main plate (1) at one end of the inclined plate (6), the vertical plate (4), the horizontal plate (5), the inclined plate (6) and the connecting plate (7) are integrally hot formed, and a reinforcing plate (8) is arranged between the side walls of the inclined plate (6) and the vertical plate (4) and is inclined.

2. The lightweight automobile beam according to claim 1, characterized in that: The wing plates (2) on both sides are in parallel distribution, and the main plate (1) and the wing plates (2) are in vertical distribution.

3. The lightweight automobile beam according to claim 1, characterized in that: A plurality of mounting holes (9) are arranged on the side walls of the main plate (1) and the wing plates (2).

4. The lightweight automobile beam according to claim 1, characterized in that: The main plate (1) and the wing plates (2) are made of steel alloy material with BG960L.

5. The lightweight automobile beam according to claim 1, characterized in that: The inclination angle of the inclined plate (6) is 40-60°.

6. The lightweight automobile beam according to claim 1, characterized in that: The horizontal plate (5) and the wing plate (2), the connecting plate (7) and the main plate (1), and the inclined plate (6) and the vertical plate (4) are fixedly connected through laser welding.

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