阅读说明：本技术 一种汽车转向管柱角度调节机构 (Automobile steering column angle adjusting mechanism ) 是由 汤凯 刘庆勇 安梦洁 于 2020-12-18 设计创作，主要内容包括：本发明提供一种应用于汽车转向管柱的技术领域的汽车转向管柱角度调节机构,所述的汽车转向管柱角度调节机构的调节机构本体(1)的活动部件(14)和固定部件(15)通过连接轴(2)连接,活动部件(14)上安装降噪套(3),降噪套(3)贴合在固定部件(15)的固定部件板件(16)上,连接轴(2)上套装锁紧块(4),锁紧块(4)贴合固定部件板件(16),锁紧块(4)外侧的连接轴(2)上套装调节手柄(5),调节手柄(5)外侧的连接轴(2)上套装碟形弹簧(6),连接轴(2)的螺纹部拧装锁紧螺母(7),本发明的汽车转向管柱角度调节机构,能够使得调节手柄松开时无晃动异响,角度调节时无金属摩擦异响,提高汽车整体性能质量。(The invention provides an automobile steering column angle adjusting mechanism applied to the technical field of automobile steering columns, wherein a movable part (14) and a fixed part (15) of an adjusting mechanism body (1) of the automobile steering column angle adjusting mechanism are connected through a connecting shaft (2), a noise reduction sleeve (3) is arranged on the movable part (14), the noise reduction sleeve (3) is attached to a fixed part plate (16) of the fixed part (15), a locking block (4) is sleeved on the connecting shaft (2), the locking block (4) is attached to the fixed part plate (16), an adjusting handle (5) is sleeved on the connecting shaft (2) outside the locking block (4), a disc spring (6) is sleeved on the connecting shaft (2) outside the adjusting handle (5), and a locking nut (7) is screwed on a threaded part of the connecting shaft (2). And no metal friction abnormal sound is generated during angle adjustment, so that the overall performance quality of the automobile is improved.)

1. The utility model provides an automobile steering column angle adjustment mechanism which characterized in that: including adjustment mechanism body (1), adjustment mechanism body (1) is including movable part (14) and fixed part (15), movable part (14) and fixed part (15) are connected through connecting axle (2), the cover (3) of making an uproar falls in the installation on movable part (14), fall and fall the laminating of cover (3) on fixed part plate (16) of fixed part (15), suit latch segment (4) are gone up in connecting axle (2), latch segment (4) laminating fixed part plate (16), suit adjustment handle (5) are gone up in connecting axle (2) in the latch segment (4) outside, suit belleville spring (6) are gone up in connecting axle (2) in adjustment handle (5) outside, the screw thread portion of connecting axle (2) in belleville spring (6) outside screw up lock nut (7).

2. The automobile steering column angle adjustment mechanism according to claim 1, characterized in that: the inner side surface of a fixing part plate (16) of the fixing part (15) is provided with a metal noise reduction gasket (13), and the noise reduction sleeve (3) is attached to the metal noise reduction gasket (13).

3. The automobile steering column angle adjustment mechanism according to claim 1 or 2, characterized in that: the locking block (4) of the automobile steering column angle adjusting mechanism comprises a locking block component I (18) and a locking block component II (19), the locking block component I (18) and the locking block component II (19) are buckled together, the locking block component I (18) and the locking block component II (19) are arranged into a structure capable of rotating relatively, and each protrusion of the locking block component I (18) is located in a groove of the locking block component II (19).

4. The automobile steering column angle adjustment mechanism according to claim 2, characterized in that: the noise reduction sleeve (3) comprises two noise reduction sleeves, and each noise reduction sleeve (3) is attached to a metal noise reduction gasket (13) on the inner side face of a corresponding fixed part plate (16).

5. The automobile steering column angle adjustment mechanism according to claim 1 or 2, characterized in that: the noise reduction sleeve (3) is of a structure made of nylon and glass fiber materials.

6. The automobile steering column angle adjustment mechanism according to claim 1 or 2, characterized in that: the automobile steering column angle adjusting mechanism further comprises a spring (11), one end of the spring (11) is connected with the connecting shaft (2), the other end of the spring (11) is connected with a fixing part (15), and a sponge block (12) is arranged on the spring (11).

7. The automobile steering column angle adjustment mechanism according to claim 1 or 2, characterized in that: the angle adjusting mechanism of the automobile steering column further comprises a plane bearing (8), the plane bearing (8) is installed on the connecting shaft (2), and the plane bearing (8) is located between the disc spring (6) and the adjusting handle (5).

8. The automobile steering column angle adjustment mechanism according to claim 7, characterized in that: one side of a plane bearing (8) of the automobile steering column angle adjusting mechanism is attached to the adjusting handle (5), and the other side of the plane bearing (8) is attached to the belleville spring (6).

9. The automobile steering column angle adjustment mechanism according to claim 2, characterized in that: one end of the connecting shaft (2) movably penetrates through one movable part side plate and one fixed part side plate (16), and the other end of the connecting shaft (2) movably penetrates through the other movable part side plate and the other fixed part side plate (16).

Technical Field

The invention belongs to the technical field of automobile steering columns, and particularly relates to an angle adjusting mechanism of an automobile steering column.

Background

Among its technique of auto steering, auto steering system is when the angle modulation, because the fit clearance is wayward, is intermetallic contact friction between the cooperation part, when leading to the handle to loosen, can take place slightly to rock, has the risk of metal friction abnormal sound during the angle modulation, and the spring also takes place tremolo easily, so there is the defect in adjustment mechanism performance, and subjective impression is not good, and the customer complains about a lot.

Disclosure of Invention

The technical problem to be solved by the invention is as follows: the automobile steering column angle adjusting mechanism is simple in structure and convenient to manufacture, can effectively enable the adjusting handle to have no shaking abnormal sound when loosened, has no metal friction abnormal sound when adjusted in angle, and improves the integral performance and quality of an automobile.

To solve the technical problems, the invention adopts the technical scheme that:

the invention relates to an automobile steering column angle adjusting mechanism which comprises an adjusting mechanism body, wherein the adjusting mechanism body comprises a movable part and a fixed part, the movable part and the fixed part are connected through a connecting shaft, a noise reduction sleeve is arranged on the movable part, the noise reduction sleeve is attached to a fixed part plate of the fixed part, a locking block is sleeved on the connecting shaft and attached to the fixed part plate, an adjusting handle is sleeved on the connecting shaft outside the locking block, a disc spring is sleeved on the connecting shaft outside the adjusting handle, and a locking nut is screwed on a threaded part of the connecting shaft outside the disc spring.

The inner side surface of the fixed part plate of the fixed part is provided with a metal noise reduction gasket, and the noise reduction sleeve is attached to the metal noise reduction gasket.

The locking block of the automobile steering column angle adjusting mechanism comprises a locking block component I and a locking block component II, the locking block component I and the locking block component II are buckled together, the locking block component I and the locking block component II are arranged into a structure capable of rotating relatively, and each protrusion of the locking block component I is located in a groove of the locking block component II.

The noise reduction sleeve comprises two noise reduction sleeves, and each noise reduction sleeve is attached to a metal noise reduction gasket on the inner side face of a corresponding fixed part plate.

The noise reduction sleeve is of a structure made of nylon and glass fiber materials.

The automobile steering column angle adjusting mechanism further comprises a spring, one end of the spring is connected with the connecting shaft, the other end of the spring is connected with the fixing part, and a sponge block is arranged on the spring.

The angle adjusting mechanism of the automobile steering column further comprises a plane bearing, the plane bearing is installed on the connecting shaft, and the plane bearing is located between the disc spring and the adjusting handle.

One side of a plane bearing of the automobile steering column angle adjusting mechanism is attached to the adjusting handle, and the other side of the plane bearing is attached to the disc spring.

One end of the connecting shaft movably penetrates through one movable part side plate and one fixed part side plate, and the other end of the connecting shaft movably penetrates through the other movable part side plate and the other fixed part side plate.

By adopting the technical scheme of the invention, the following beneficial effects can be obtained:

according to the angle adjusting mechanism of the automobile steering column, the connecting shaft is made of metal and is used for connecting the movable part and the fixed part, so that the movable part and the fixed part can be connected and relatively rotated. The locking nut is connected to the threaded part of the connecting shaft through threads and used for locking each noise-reducing part and adjusting locking force; the disc spring has elastic performance, and when the adjusting handle is loosened, the disc spring can effectively eliminate the clearance of the adjusting handle in a loosening state, so that the adjusting handle is ensured not to have axial shaking abnormal sound. Above-mentioned structure loosens when adjustment handle, and car steering column system loosens this moment, and car steering column's movable part and fixed part can rotate relatively and adjust, and the spring force of spring can make whole accommodation process smooth-going. The noise reduction sleeve is positioned between the fixed part and the movable part which can move relatively, when the relative position of the movable part and the fixed part is adjusted through the relative movement, the direct friction between the fixed part and the movable part of metal is avoided, the friction noise between metals is effectively reduced, and the purpose of noise reduction is achieved. The belleville spring plays a role when the handle is loosened, when the adjusting handle is loosened, the locking block moves to the lowest position, at the moment, if the belleville spring does not exist, gaps exist in all parts in the axial direction, the adjusting handle can slightly shake, the belleville spring can increase the axial force, and the gap sense is eliminated. The automobile steering column angle adjusting mechanism is simple in structure and convenient to manufacture, can effectively enable the adjusting handle to be free of shaking abnormal sound when loosened, is free of metal friction abnormal sound when the angle is adjusted, and improves the overall performance quality of an automobile.

Drawings

The contents of the description and the references in the drawings are briefly described as follows:

FIG. 1 is a schematic structural view of an angle adjustment mechanism for a steering column of an automobile according to the present invention;

in the drawings, the reference numbers: 1. an adjustment mechanism body; 2. a connecting shaft; 3. a noise reduction sleeve; 4. a locking block; 5. an adjusting handle; 6. a disc spring; 7. locking the nut; 8. a flat bearing; 10. a positioning part; 11. a spring; 12. a sponge block; 13. a metal noise reduction shim; 14. a movable part; 15. a fixing member; 16. a fixed part plate; 18. a locking block component I; 19. and a locking block component II.

Detailed Description

The following detailed description of the embodiments of the present invention, such as the shapes and structures of the components, the mutual positions and connection relations among the components, the functions and operation principles of the components, will be made by referring to the accompanying drawings and the description of the embodiments:

as shown in the attached figure 1, the invention relates to an automobile steering column angle adjusting mechanism, which comprises an adjusting mechanism body 1, wherein the adjusting mechanism body 1 comprises a movable part 14 and a fixed part 15, the movable part 14 and the fixed part 15 are connected through a connecting shaft 2, a noise reduction sleeve 3 is arranged on the movable part 14, the noise reduction sleeve 3 is attached to a fixed part plate 16 of the fixed part 15, a locking block 4 is sleeved on the connecting shaft 2, the locking block 4 is attached to the fixed part plate 16, an adjusting handle 5 is sleeved on the connecting shaft 2 outside the locking block 4, a belleville spring 6 is sleeved on the connecting shaft 2 outside the adjusting handle 5, and a locking nut 7 is screwed on a threaded part of the connecting shaft 2 outside the belleville spring 6. In the structure, the connecting shaft 2 is made of metal, and the connecting shaft 2 is used for connecting the movable part 14 and the fixed part 15, so that the movable part 14 and the fixed part 15 are connected and rotate relatively. The locking nut 7 is connected to the threaded part of the connecting shaft through threads and used for locking each noise-reducing part and adjusting locking force; the disc spring 6 has elastic performance, and when the adjusting handle 5 is loosened, the disc spring can effectively eliminate the clearance of the adjusting handle in a loosening state, so that the adjusting handle is ensured not to shake abnormal sound in the axial direction. Above-mentioned structure loosens when adjustment handle 5, and car steering column system loosens this moment, and car steering column's movable part and fixed part can rotate relatively and adjust, and the spring force of spring can make whole accommodation process smooth-going. The noise reduction sleeve is positioned between the fixed part and the movable part which can move relatively, when the relative position of the movable part and the fixed part is adjusted through the relative movement, the direct friction between the fixed part and the movable part of metal is avoided, the friction noise between the metals is effectively reduced, and the purpose of noise reduction is achieved. Disc spring 6 plays when adjustment handle 5 loosens, and when adjustment handle loosened, the latch segment moved to the lowest position, if there was disc spring this moment, each part had the clearance in axial direction, and adjustment handle can rock slightly, and disc spring can increase axial force, eliminates the clearance and feels. The automobile steering column angle adjusting mechanism is simple in structure and easy and convenient to manufacture, shaking abnormal sound is avoided when the adjusting handle is loosened, metal friction abnormal sound is avoided during angle adjustment, and overall performance quality is improved.

The inner side surface of a fixing part plate 16 of the fixing part 15 is provided with a metal noise reduction gasket 13, and the noise reduction sleeve 3 is attached to the metal noise reduction gasket 13. Above-mentioned structure, when fixed part and movable part rotate relatively and adjust, fall the cover of making an uproar and fall the contact of metal noise reduction gasket 13, avoid fixed part plate and movable part plate direct contact friction, reduce the friction noise, improve the wearability simultaneously, improve auto steering tubular column angle adjustment mechanism's whole life.

The locking block 4 of the automobile steering column angle adjusting mechanism comprises a locking block component I18 and a locking block component II 19, the locking block component I18 and the locking block component II 19 are buckled together, the locking block component I18 and the locking block component II 19 are arranged to be of a structure capable of rotating relatively, and each bulge of the locking block component I18 is located in a groove of the locking block component II 19. According to the structure, the locking block component I18 and the locking block component II 19 can rotate relatively, so that the fixed part and the movable part can be locked and loosened, and adjustment is facilitated.

The noise reduction sleeve 3 comprises two noise reduction sleeves, and each noise reduction sleeve 3 is attached to the metal noise reduction gasket 13 on the inner side surface of a corresponding fixed part plate 16. The noise reduction sleeve 3 is of a structure made of nylon and glass fiber materials. Above-mentioned structure, it is good to fall the cover wearability of making an uproar, effectively satisfies the frictional operational environment of fixed part and movable part, noise reduction, life-span.

The automobile steering column angle adjusting mechanism further comprises a spring 11, one end of the spring 11 is connected with the connecting shaft 2, the other end of the spring 11 is connected with a fixing part 15, and a sponge block 12 is arranged on the spring 11. Above-mentioned structure, ascending pulling force is applyed at the accommodation process to the spring to overcome the gravity of steering column system, make to adjust up lightly, adjust slowly downwards, let whole accommodation process smooth and easy gently, the sponge piece just is jammed inside the spring, noise when eliminating the spring shake.

The automobile steering column angle adjusting mechanism further comprises a plane bearing 8, the plane bearing 8 is installed on the connecting shaft 2, and the plane bearing 8 is located between the disc spring 6 and the adjusting handle 5. One side of a plane bearing 8 of the automobile steering column angle adjusting mechanism is attached to the adjusting handle 5, and the other side of the plane bearing 8 is attached to the belleville spring 6. In the structure, the plane bearing 8 is arranged between the disc spring 6 and the adjusting handle 5 and is used for eliminating friction between the disc spring 6 and the adjusting handle 5, ensuring smooth rotation of the adjusting handle 5 during adjustment and reducing friction noise between the disc spring 6 and the adjusting handle 5; the adjusting handle is made of a steel plate and PA66 nylon material.

One end of the connecting shaft 2 movably penetrates through one movable part side plate and one fixed part side plate, and the other end of the connecting shaft 2 movably penetrates through the other movable part side plate and the other fixed part side plate. According to the structure, the movable connection of the movable part and the fixed part is realized on one hand by the connecting shaft, and the locking of the steering column is realized on the other hand, so that the use is satisfied.

According to the angle adjusting mechanism of the automobile steering column, the connecting shaft is made of metal and is used for connecting the movable part and the fixed part, so that the movable part and the fixed part can be connected and relatively rotated. The locking nut is connected to the threaded part of the connecting shaft through threads and used for locking each noise-reducing part and adjusting locking force; the disc spring has elastic performance, and when the adjusting handle is loosened, the disc spring can effectively eliminate the clearance of the adjusting handle in a loosening state, so that the adjusting handle is ensured not to have axial shaking abnormal sound. Above-mentioned structure loosens when adjustment handle, and car steering column system loosens this moment, and car steering column's movable part and fixed part can rotate relatively and adjust, and the spring force of spring can make whole accommodation process smooth-going. The noise reduction sleeve is positioned between the fixed part and the movable part which can move relatively, when the relative position of the movable part and the fixed part is adjusted through the relative movement, the direct friction between the fixed part and the movable part of metal is avoided, the friction noise between metals is effectively reduced, and the purpose of noise reduction is achieved. The belleville spring plays a role when the handle is loosened, when the adjusting handle is loosened, the locking block moves to the lowest position, at the moment, if the belleville spring does not exist, gaps exist in all parts in the axial direction, the adjusting handle can slightly shake, the belleville spring can increase the axial force, and the gap sense is eliminated. The automobile steering column angle adjusting mechanism is simple in structure and convenient to manufacture, can effectively enable the adjusting handle to be free of shaking abnormal sound when loosened, is free of metal friction abnormal sound when the angle is adjusted, and improves the overall performance quality of an automobile.

The present invention has been described in connection with the accompanying drawings, and it is to be understood that the invention is not limited to the specific embodiments disclosed, but is intended to cover various modifications, changes and equivalents of the embodiments of the invention, and its application to other applications without departing from the spirit and scope of the invention.