Novel automobile head turning bush

Abstract

The utility model relates to the technical field of automobile parts, in particular to a novel automobile head overturning lining which comprises an outer sleeve, a rubber sleeve is fixedly connected to the inner wall of the outer sleeve, open through grooves are formed in the outer sleeve and the side wall of the rubber sleeve, gasket bosses are fixedly connected to the upper surface and the bottom face of the rubber sleeve, and the gasket bosses are arranged in the open through grooves. An assembling through hole is formed in the upper surface of the rubber sleeve, the assembling through hole is a central through hole penetrating through the rubber sleeve and the two gasket bosses, and an inner shaft is arranged in the assembling through hole. Under the condition that a headstock is turned over, the turning bush can bear large rigidity and a large torsion angle, the using durability of the turning bush is guaranteed, the service life of a product is prolonged, the assembly interference magnitude of the product can be increased through the opening formed in the side wall of the turning bush, and therefore the static rigidity and the torsion angle of the product are increased, and the service life of the product is prolonged. The torsion performance is more excellent, and the durability of the product is greatly improved.

Description

Technical Field

[0001] The utility model relates to the technical field of automotive parts, and particularly relates to a new type of automotive headstock turning bushing. Background Art

[0002] A turning bushing is a ring that acts as a gasket. It is designed to be outside mechanical components for purposes such as sealing and wear protection. And the truck headstock turning bushing is a key component in the truck cab turning mechanism. It is usually installed on the cab turning shaft or the turning mechanism, closely cooperating with the turning shaft or related components to achieve the turning function of the cab, and playing roles of support, buffering, and wear reduction. Depending on the specific vehicle model and the design of the turning mechanism, the types of truck headstock turning bushings will vary. Generally speaking, turning bushings can be divided into various types such as rubber bushings, metal bushings, and composite material bushings. Among them, rubber bushings are widely used due to their good elasticity and wear resistance.

[0003] When the existing automotive headstock turning bushing is in use, the turning bushing will perform a turning motion under the torsional force, and its turning angle is sixty degrees. Under such a large turning angle, the performance of the existing turning bushing structure is average, there is a risk of following rotation, and while increasing the risk, it will also affect the durability of the turning bushing. Summary of the Utility Model

[0004] Aiming at the above-mentioned disadvantages of the existing technology, the utility model provides a new type of automotive headstock turning bushing, which can effectively solve the problem of the risk of following rotation of the existing technology under the action of torsional force.

[0005] To achieve the above purposes, the utility model is realized through the following technical solutions:

[0006] The utility model provides a new type of automotive headstock turning bushing, including an outer sleeve. The inner wall of the outer sleeve is fixedly connected with a rubber sleeve. An opening through groove is provided on the side walls of the outer sleeve and the rubber sleeve. Gasket bosses are fixedly connected to both the upper surface and the bottom surface of the rubber sleeve. An assembly through hole is opened on the upper surface of the rubber sleeve. The assembly through hole is a central through hole that penetrates the rubber sleeve and the two gasket bosses. An inner shaft is provided in the assembly through hole. A hexagonal prism body is fixedly connected to the top end of the inner shaft. An upper gasket is provided between the hexagonal prism body and the gasket boss. A threaded section is provided at the bottom of the inner shaft. A nut is threadedly connected to the threaded section. A lower gasket is provided between the nut and the gasket boss at the bottom of the rubber sleeve.

[0007] According to the above-mentioned new type of automotive headstock turning bushing, both of the two gasket bosses are sheet bodies obtained by cutting off two equal chords from a cylinder.

[0008] According to the above-mentioned novel front-end flipping bushing for an automobile, both the upper gasket and the lower gasket are annular cylinders.

[0009] According to the above-mentioned novel front-end flipping bushing for an automobile, the upper surface and the bottom surface of the upper gasket are respectively in contact with the bottom surface of the hexagonal prism and the upper surface of the gasket boss above the rubber sleeve.

[0010] According to the above-mentioned novel front-end flipping bushing for an automobile, the upper surface and the bottom surface of the lower gasket are respectively in contact with the bottom surface of the gasket boss below the rubber sleeve and the upper surface of the nut.

[0011] According to the above-mentioned novel front-end flipping bushing for an automobile, the opening through groove penetrates from the upper surface to the bottom surface of the outer sleeve and the rubber sleeve.

[0012] The technical solution provided by the present utility model has the following beneficial effects compared with the known prior art:

[0013] When the front end of the present utility model flips, it can bear a large stiffness and a large torsional angle, ensuring the durability of the use of the flipping bushing, which is beneficial to improving the service life of the product. Through the opening provided on the side wall of the flipping bushing, the assembly interference amount of the product can be increased, thereby increasing the static stiffness and torsional angle of the product. Under the condition of ensuring the radial bearing capacity, the torsional performance is more excellent, greatly improving the durability of the product and endowing it with a good service life. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] In order to more clearly illustrate the technical solutions in the embodiments of the present utility model or the prior art, the following will briefly introduce the drawings required for use in the description of the embodiments or the prior art. Obviously, the drawings in the following description are only some embodiments of the present utility model, and those of ordinary skill in the art can also obtain other drawings according to these drawings without creative efforts.

[0015] Figure 1 It is a three-dimensional structural schematic diagram of the present utility model;

[0016] Figure 2 It is an exploded view of the present utility model;

[0017] Figure 3 It is a three-dimensional structural schematic diagram of another perspective of the present utility model.

[0018] Reference numerals: 1, outer sleeve; 2, rubber sleeve; 3, opening through groove; 4, gasket boss; 5, assembly through hole; 6, inner shaft; 7, hexagonal prism; 8, upper gasket; 9, threaded section; 10, nut; 11, lower gasket. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0019] To make the objectives, technical solutions, and advantages of the embodiments of the present utility model clearer, the technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are some, but not all, of the embodiments of the present utility model. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present utility model without creative efforts shall fall within the protection scope of the present utility model.

[0020] The present utility model will be further described below in conjunction with embodiments.

[0021] Embodiment: Refer to Figures 1 to 3 , a novel automobile front head turning bushing, comprising an outer sleeve 1. A rubber sleeve 2 is fixedly connected to the inner wall of the outer sleeve 1. The rubber sleeve 2 is formed by vulcanizing and combining three skeletons and rubber, which can enhance the overall strength of the structure. Open slots 3 are provided on the side walls of the outer sleeve 1 and the rubber sleeve 2. Gasket bosses 4 are fixedly connected to both the upper surface and the bottom surface of the rubber sleeve 2. An assembly through hole 5 is provided on the upper surface of the rubber sleeve 2. The assembly through hole 5 is a central through hole that penetrates through the rubber sleeve 2 and the two gasket bosses 4. An inner shaft 6 is provided in the assembly through hole 5. A hexagonal prism 7 is fixedly connected to the top end of the inner shaft 6. An upper gasket 8 is provided between the hexagonal prism 7 and the gasket boss 4. A threaded section 9 is provided at the bottom of the inner shaft 6. A nut 10 is threadedly connected to the threaded section 9. A lower gasket 11 is provided between the nut 10 and the gasket boss 4 at the bottom of the rubber sleeve. By providing the upper gasket 8 and the lower gasket 11, the connection tightness of each component of the turning bushing after assembly can be improved;

[0022] Both of the two gasket bosses 4 are sheet bodies obtained by cutting off equal chords on both sides of a cylinder. Both the upper gasket 8 and the lower gasket 11 are annular cylinders. The upper surface and the bottom surface of the upper gasket 8 are respectively in contact with the bottom surface of the hexagonal prism 7 and the upper surface of the gasket boss 4 above the rubber sleeve 2. The upper surface and the bottom surface of the lower gasket 11 are respectively in contact with the bottom surface of the gasket boss 4 below the rubber sleeve 2 and the upper surface of the nut 10, so as to ensure the connection tightness after assembly. The open slot 3 penetrates from the upper surface to the bottom surface of the outer sleeve 1 and the rubber sleeve 2. The assembly interference amount of the product is increased through the open slot 3.

[0023] The working principle of the present utility model is as follows: During use, the overall assembly of the flipping bushing needs to be carried out. Connect the hexagonal prism 7 and the inner shaft 6 in sequence from top to bottom. Then, place the upper gasket 8 on the upper surface of the gasket boss 4 above the rubber sleeve 2, and insert the inner shaft 6 into the assembly through-hole 5. Then, it passes through the bottom of the assembly through-hole 5. Set the lower gasket 11 on the bottom surface of the gasket boss 4 at the bottom of the rubber sleeve 2. Then, through the engagement of the nut 10 with the threaded section 9 of the inner shaft 6, the assembly is completed. After completion, the flipping bushing is assembled into the front of the vehicle and put into use. By providing the opening through-slot 3, the assembly interference of the product can be increased, thereby increasing the static stiffness and torsional angle of the product, and the torsional performance is also more excellent, which can effectively avoid the risk of following rotation. At the same time, the durability of the product is greatly improved, enabling it to have a good service life.

[0024] The above embodiments are only used to illustrate the technical solutions of the present utility model, rather than to limit it; although the present utility model has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that: they can still modify the technical solutions recorded in the foregoing embodiments, or perform equivalent replacements on some of the technical features; and these modifications or replacements will not make the essence of the corresponding technical solutions deviate from the protection scope of the technical solutions of the various embodiments of the present utility model.

Claims

1. A new type of automobile front flip bushing, characterized in that: include: A jacket (1), wherein the inner wall of the jacket (1) is fixedly connected to a rubber jacket (2), the side walls of the jacket (1) and the rubber jacket (2) are provided with open through grooves (3), the upper surface and the bottom surface of the rubber jacket (2) are fixedly connected to gasket bosses (4), the upper surface of the rubber jacket (2) is provided with an assembly through hole (5), the assembly through hole (5) is a central through hole that penetrates the rubber jacket (2) and the two gasket bosses (4), an inner shaft (6) is provided in the assembly through hole (5), a hexagonal prism (7) is fixedly connected to the top of the inner shaft (6), an upper gasket (8) is provided between the hexagonal prism (7) and the gasket bosses (4), a threaded section (9) is provided at the bottom of the inner shaft (6), a nut (10) is threadedly connected to the threaded section (9), and a lower gasket (11) is provided between the nut (10) and the gasket bosses (4) at the bottom of the rubber jacket.

2. A novel automobile front flip bushing according to claim 1, characterized in that: The two gasket bosses (4) are both cylindrical sheets with equal chords cut off on both sides.

3. A novel automobile front flip bushing according to claim 1, characterized in that: The upper gasket (8) and the lower gasket (11) are both annular cylinders.

4. A novel automobile front flip bushing according to claim 1, characterized in that: The upper surface and the bottom surface of the upper gasket (8) are respectively fitted with the bottom surface of the hexagonal prism (7) and the upper surface of the gasket boss (4) above the rubber sleeve (2).

5. The novel automobile front flip bushing according to claim 1 is characterized in that: The upper surface and the bottom surface of the lower gasket (11) are respectively fitted with the bottom surface of the gasket boss (4) below the rubber sleeve (2) and the upper surface of the nut (10).

6. A novel automobile front flip bushing according to claim 1, characterized in that: The open through groove (3) penetrates from the upper surface of the outer sleeve (1) and the rubber sleeve (2) to the bottom surface.

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