Left-right swing arm of automobile

Abstract

The utility model relates to an automobile left-right swing arm which comprises a first component and a second component, the first component comprises a first end, a second end and a third end, a first connecting sleeve is fixedly installed at the second end, and a second connecting sleeve is fixedly arranged at the third end; a preset number of first bolt holes are formed in the first end, and the first bolt holes penetrate through the first end; the second component is fixedly connected to the first component. According to the left-right swing arm of the automobile, the first component and the second component are made of two materials, and the hardness of the manufacturing material of the second component is larger than that of the manufacturing material of the first component, so that the left-right swing arm of the automobile is high in hardness and high in stability; due to the fact that the first component and the second component are fixed in a bolt connection mode, the left-right swing arm is good in stability and firm in connection. The second component is clamped into the mounting groove of the first component, so that the connecting strength of the first component and the second component is high, and the stability of the left-right swing arm of the automobile is good.

Description

Technical Field

[0001] The utility model relates to automobile parts, in particular to left and right swing arms of an automobile. Background Art

[0002] Automobile left and right swing arms are common yet crucial automotive components. Existing swing arms are often stamped from a single material. While this single-step stamping process saves significant steps, the strength of these swing arms is relatively low. The swing arms swing back and forth during operation, and these swings can be subject to vibrations from the vehicle itself or impacts from external objects, potentially causing fatal damage or even cracks, compromising vehicle safety. Summary of the Invention

[0003] The purpose of the utility model is to solve the shortcomings of the prior art and to propose a left and right swing arm for an automobile.

[0004] In order to achieve the above-mentioned purpose, the present invention adopts the following technical solution: a left and right swing arm of an automobile, comprising a first component and a second component, wherein:

[0005] The first member includes a first end, a second end, and a third end. A first connecting sleeve is fixedly mounted on the second end, and a second connecting sleeve is fixedly mounted on the third end. A preset number of first bolt holes are formed on the first end, and the first bolt holes pass through the first end.

[0006] The second component is fixedly connected to the first component.

[0007] Furthermore, a connecting groove is provided on the first component. The connecting groove is recessed inward from the first component to a preset depth. A second bolt hole is opened on the connecting groove. The second bolt hole passes through the first component.

[0008] Furthermore, a first bolt hole base, a second bolt hole base, and a third bolt hole base are also provided on the first component, the first bolt hole base is fixedly connected to the first component, the second bolt hole base is fixedly connected to the first component, and the third bolt hole base is fixedly connected to the first component; the first bolt hole base is close to the first end of the first component, the second bolt hole base is close to the second end of the first component, and the third bolt hole base is close to the third end of the first component; a third bolt hole is provided on the first bolt hole base, and the third bolt hole passes through the first bolt hole base and the first component; a fourth bolt hole is provided on the second bolt hole base, and the fourth bolt hole passes through the second bolt hole base and the first component; a fifth bolt hole is provided on the third bolt hole base, and the fifth bolt hole passes through the third bolt hole base and the first component.

[0009] Furthermore, a first mounting through hole is provided on the second end of the first component, the first mounting through hole passes through the second end of the first component, and the first mounting through hole is adapted to the first connecting sleeve, the first connecting sleeve is fixedly installed in the first mounting through hole, the first connecting sleeve has a first connecting through hole, the first connecting through hole passes through the first connecting sleeve, and the first connecting through hole and the first mounting through hole are coaxial.

[0010] Furthermore, the second connecting sleeve is fixedly connected to the third end of the first component by welding, and the second connecting sleeve has a second connecting through-hole, which passes through the second connecting sleeve; an inner cylinder is fixedly installed in the second connecting through-hole, and the inner cylinder has a third connecting through-hole, which passes through the inner cylinder; the third connecting through-hole of the inner cylinder and the second connecting through-hole of the second connecting sleeve are coaxial.

[0011] Furthermore, a positioning unit is provided on the first component, and the positioning unit protrudes from the first component by a preset length. The positioning unit has a through hole, and the through hole passes through the positioning unit; a positioning hole adapted to the positioning unit is provided on the second component, and the positioning hole passes through the second component. When the first component and the second component are fixedly installed together, the positioning unit is snapped into the positioning hole, thereby positioning the installation of the first component and the second component.

[0012] Furthermore, a fourth bolt hole base, a fifth bolt hole base, and a sixth bolt hole base are provided on the second component, and the fourth bolt hole base, the fifth bolt hole base, and the sixth bolt hole base are all fixedly connected to the second component; a sixth bolt hole is provided on the fourth bolt hole base, and the sixth bolt hole passes through the fourth bolt hole base and the second component; a seventh bolt hole is provided on the fifth bolt hole base, and the seventh bolt hole passes through the fifth bolt hole base and the second component; an eighth bolt hole is provided on the sixth bolt hole base, and the eighth bolt hole passes through the sixth bolt hole base and the second component; when the first component 1 and the second component are fixedly installed together, the eighth bolt hole and the third bolt hole are butted and connected, the sixth bolt hole and the fourth bolt hole are butted and connected, and the seventh bolt hole and the fifth bolt hole are butted and connected, so that the first component and the second component are fixedly connected together by bolt connection.

[0013] Furthermore, a preset number of raised edges are provided on the first component, and the raised edges are fixedly connected to the first component along the outer contour of the first component, and the raised edges have a preset height, so that a mounting groove is formed between the raised edges and the first component, and the second component is accommodated in the mounting groove.

[0014] Furthermore, a notch is provided on the first end of the first component, and the notch is recessed inward from the end edge of the first end to a preset depth.

[0015] Furthermore, the first component and the second component are made of two materials, and the hardness of the material of the second component is greater than the hardness of the material of the first component.

[0016] The beneficial effects of the present application are as follows: the present application provides a left and right swing arm of a car. Since the first component and the second component are made of two materials, and the hardness of the material of the second component is greater than the hardness of the material of the first component, the left and right swing arms of the car have higher hardness and stronger stability; since the first component and the second component are fixed by bolt connection, the left and right swing arms have good stability and a firm connection; since the second component is inserted into the installation groove of the first component, the connection strength between the first component and the second component is high, and the left and right swing arms of the car have good stability. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 The utility model provides a schematic structural diagram of the left and right swing arms of a car.

[0018] Figure 2This is another structural schematic diagram of the left and right swing arms of a car provided by the utility model. DETAILED DESCRIPTION

[0019] The present application is further described in detail below by means of specific embodiments in conjunction with the accompanying drawings. Similar elements in different embodiments are numbered with associated similar elements. In the following embodiments, many detailed descriptions are provided to enable the present application to be better understood. However, those skilled in the art will readily appreciate that some of the features may be omitted in different circumstances, or may be replaced by other elements, materials, or methods. In some cases, some operations related to the present application are not shown or described in the specification. This is to avoid the core portion of the present application being overwhelmed by excessive descriptions. For those skilled in the art, it is not necessary to describe these related operations in detail. They can fully understand the related operations based on the description in the specification and the general technical knowledge in the art.

[0020] In addition, the features, operations, or characteristics described in the specification may be combined in any appropriate manner to form various implementations, and the operational steps involved in each embodiment may be interchanged or adjusted in a manner that is obvious to those skilled in the art. Therefore, the specification and drawings are only for the purpose of clearly describing a particular embodiment and do not imply a required composition and / or sequence.

[0021] The serial numbers assigned to components herein, such as "first," "second," etc., are used solely to distinguish the objects being described and do not convey any sequential or technical meaning. References to "connection" and "coupling" herein, unless otherwise specified, include both direct and indirect connections (couplings).

[0022] Please refer to Figure 1-2 The present application provides a left and right swing arm for an automobile (hereinafter referred to as the left and right swing arm), which includes a first component 1 and a second component 2, wherein:

[0023] The first member 1 includes a first end 11, a second end 12, and a third end 13. A first connecting sleeve 18 is fixedly mounted on the second end 12, and a second connecting sleeve 16 is fixedly mounted on the third end 13. A preset number of first bolt holes 111 are formed on the first end 11, and the first bolt holes 111 pass through the first end 11.

[0024] The second component 2 is fixedly connected to the first component 1 .

[0025] In one embodiment of the present application, a connecting groove 10 is further provided on the first component 1 , and the connecting groove 10 is recessed inward from the first component 1 to a preset depth. A second bolt hole 100 is opened on the connecting groove 10 , and the second bolt hole 100 passes through the first component 1 .

[0026] In one embodiment of the present application, a first bolt hole base 14, a second bolt hole base 19, and a third bolt hole base 121 are further provided on the first component 1. The first bolt hole base 14 is fixedly connected to the first component 1, the second bolt hole base 19 is fixedly connected to the first component 1, and the third bolt hole base 121 is fixedly connected to the first component 1; the first bolt hole base 14 is close to the first end 11 of the first component 1, the second bolt hole base 19 is close to the second end 12 of the first component 1, and the third bolt hole base 121 is close to The third end 13 of the first component 1; the first bolt hole base 14 is provided with a third bolt hole 140, and the third bolt hole 140 passes through the first bolt hole base 14 and the first component 1; the second bolt hole base 19 is provided with a fourth bolt hole 190, and the fourth bolt hole 190 passes through the second bolt hole base 19 and the first component 1; the third bolt hole base 121 is provided with a fifth bolt hole 1210, and the fifth bolt hole 1210 passes through the third bolt hole base 121 and the first component 1.

[0027] In one embodiment of the present application, a first mounting through hole 120 is provided on the second end 12 of the first component 1, the first mounting through hole 120 passes through the second end 12 of the first component 1, and the first mounting through hole 120 is adapted to the first connecting sleeve 18, the first connecting sleeve 18 is fixedly installed in the first mounting through hole 120, the first connecting sleeve 18 has a first connecting through hole 180, the first connecting through hole 180 passes through the first connecting sleeve 18, and the first connecting through hole 180 and the first mounting through hole 120 are coaxial.

[0028] In one embodiment of the present application, the second connecting sleeve 16 is fixedly connected to the third end 13 of the first component 1 by welding, and the second connecting sleeve 16 has a second connecting through-hole 160, and the second connecting through-hole 160 passes through the second connecting sleeve 16; an inner cylinder 17 is fixedly installed in the second connecting through-hole 160, and the inner cylinder 17 has a third connecting through-hole 170, and the third connecting through-hole 170 passes through the inner cylinder 17; the third connecting through-hole 170 of the inner cylinder 17 and the second connecting through-hole 160 of the second connecting sleeve 16 are coaxial.

[0029] In one embodiment of the present application, a positioning unit 15 is further provided on the first component 1, and the positioning unit 15 protrudes from the first component 1 by a preset length. The positioning unit 15 has a through hole 150, and the through hole 150 passes through the positioning unit 15; a positioning hole 20 adapted to the positioning unit 15 is provided on the second component 2, and the positioning hole 20 passes through the second component 2. When the first component 1 and the second component 2 are fixedly installed together, the positioning unit 15 is snapped into the positioning hole 20, thereby positioning the installation of the first component 1 and the second component 2.

[0030] In one embodiment of the present application, a fourth bolt hole base 21, a fifth bolt hole base 22, and a sixth bolt hole base 23 are provided on the second member 2, and the fourth bolt hole base 21, the fifth bolt hole base 22, and the sixth bolt hole base 23 are all fixedly connected to the second member 2; a sixth bolt hole 210 is provided on the fourth bolt hole base 21, and the sixth bolt hole 210 passes through the fourth bolt hole base 21 and passes through the second member 2; a seventh bolt hole 220 is provided on the fifth bolt hole base 22, and the seventh bolt hole 220 passes through the fifth bolt hole base 22 and The eighth bolt hole 230 is provided on the sixth bolt hole base 23, and the eighth bolt hole 230 is passed through the sixth bolt hole base 23 and passed through the second member 2; when the first member 1 and the second member 2 are fixedly installed together, the eighth bolt hole 230 and the third bolt hole 140 are docked and connected, the sixth bolt hole 210 and the fourth bolt hole 190 are docked and connected, and the seventh bolt hole 220 and the fifth bolt hole 1210 are docked and connected, so that the first member 1 and the second member 2 are fixedly connected together by bolt connection.

[0031] In one embodiment of the present application, a preset number of raised edges 122 are provided on the first component 1, and the raised edges 122 are fixedly connected to the first component 1 along the outer contour of the first component 1, and the raised edges 122 have a preset height, so that a mounting groove 123 is formed between the raised edges 122 and the first component 1, and the second component 2 is accommodated in the mounting groove 123.

[0032] In one embodiment of the present application, a notch 110 is provided on the first end 11 of the first component 1 . The notch 110 is recessed inward from the end edge of the first end 11 to a preset depth.

[0033] In one embodiment of the present application, the first component 1 and the second component are made of two materials, and the hardness of the material of the second component 2 is greater than the hardness of the material of the first component 1.

[0034] The present application provides a left and right swing arm of an automobile. Since the first component and the second component are made of two materials, and the hardness of the material of the second component is greater than the hardness of the material of the first component, the left and right swing arms of the automobile have high hardness and strong stability; since the first component and the second component are fixed by bolt connection, the left and right swing arms have good stability and a firm connection; since the second component is inserted into the installation groove of the first component, the connection strength of the first component and the second component is high, and the left and right swing arms of the automobile have good stability.

[0035] The above embodiments are intended only to illustrate the technical concepts and features of the present invention. Their purpose is to enable those familiar with the art to understand the contents of the present invention and implement them accordingly. They are not intended to limit the scope of protection of the present invention. Any equivalent changes or modifications based on the spirit of the present invention are intended to be included in the scope of protection of the present invention.

Claims

1. A left and right swing arm of a car, characterized in that: It comprises a first component and a second component, wherein: The first member includes a first end, a second end, and a third end. A first connecting sleeve is fixedly mounted on the second end, and a second connecting sleeve is fixedly mounted on the third end. A preset number of first bolt holes are formed on the first end, and the first bolt holes pass through the first end. The second component is fixedly connected to the first component.

2. The left and right swing arms of a car according to claim 1, characterized in that: The first component is further provided with a connecting groove, which is recessed inward from the first component to a preset depth. A second bolt hole is opened on the connecting groove, and the second bolt hole passes through the first component.

3. The left and right swing arms of a car according to claim 2, characterized in that: A first bolt hole base, a second bolt hole base, and a third bolt hole base are also provided on the first component, the first bolt hole base is fixedly connected to the first component, the second bolt hole base is fixedly connected to the first component, and the third bolt hole base is fixedly connected to the first component; the first bolt hole base is close to the first end of the first component, the second bolt hole base is close to the second end of the first component, and the third bolt hole base is close to the third end of the first component; a third bolt hole is provided on the first bolt hole base, and the third bolt hole passes through the first bolt hole base and the first component; a fourth bolt hole is provided on the second bolt hole base, and the fourth bolt hole passes through the second bolt hole base and the first component; a fifth bolt hole is provided on the third bolt hole base, and the fifth bolt hole passes through the third bolt hole base and the first component.

4. The left and right swing arms of a car according to claim 3, characterized in that: A first mounting through hole is provided on the second end of the first component, the first mounting through hole passes through the second end of the first component, and the first mounting through hole is adapted to the first connecting sleeve, the first connecting sleeve is fixedly installed in the first mounting through hole, the first connecting sleeve has a first connecting through hole, the first connecting through hole passes through the first connecting sleeve, and the first connecting through hole and the first mounting through hole are coaxial.

5. The left and right swing arms of a car according to claim 4, characterized in that: The second connecting sleeve is fixedly connected to the third end of the first component by welding, and the second connecting sleeve has a second connecting through-hole, which passes through the second connecting sleeve; an inner cylinder is fixedly installed in the second connecting through-hole, and the inner cylinder has a third connecting through-hole, which passes through the inner cylinder; the third connecting through-hole of the inner cylinder and the second connecting through-hole of the second connecting sleeve are coaxial.

6. The left and right swing arms of a car according to claim 5, characterized in that: The first component is also provided with a positioning unit, which protrudes from the first component by a preset length. The positioning unit has a through hole, which passes through the positioning unit; the second component is provided with a positioning hole adapted to the positioning unit, which passes through the second component. When the first component and the second component are fixedly installed together, the positioning unit is snapped into the positioning hole, thereby positioning the installation of the first component and the second component.

7. The left and right swing arms of a car according to claim 6, characterized in that: A fourth bolt hole base, a fifth bolt hole base, and a sixth bolt hole base are provided on the second component, and the fourth bolt hole base, the fifth bolt hole base, and the sixth bolt hole base are all fixedly connected to the second component; a sixth bolt hole is provided on the fourth bolt hole base, and the sixth bolt hole passes through the fourth bolt hole base and the second component; a seventh bolt hole is provided on the fifth bolt hole base, and the seventh bolt hole passes through the fifth bolt hole base and the second component; an eighth bolt hole is provided on the sixth bolt hole base, and the eighth bolt hole passes through the sixth bolt hole base and the second component; when the first component and the second component are fixedly installed together, the eighth bolt hole and the third bolt hole are butted and connected, the sixth bolt hole and the fourth bolt hole are butted and connected, and the seventh bolt hole and the fifth bolt hole are butted and connected, so that the first component and the second component are fixedly connected together by bolt connection.

8. The left and right swing arms of a car according to claim 7, characterized in that: A preset number of raised edges are provided on the first component, and the raised edges are fixedly connected to the first component along the outer contour of the first component, and the raised edges have a preset height, so that a mounting groove is formed between the raised edges and the first component, and the second component is accommodated in the mounting groove.

9. The left and right swing arms of a car according to claim 8, characterized in that: A notch is provided on the first end of the first component. The notch is recessed inward from the end edge of the first end to a preset depth.

10. The left and right swing arms of a car according to claim 1, characterized in that: The first component and the second component are made of two materials, and the hardness of the material of the second component is greater than the hardness of the material of the first component.

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