CN216761882U

CN216761882U - Steering column angle adjusting and clamping system

Info

Publication number: CN216761882U
Application number: CN202220070305.XU
Authority: CN
Inventors: 周裕; 贾澍; 李婷; 曹万霖
Original assignee: Jilin Shibao Machinery Manufacturing Co ltd
Current assignee: Jilin Shibao Machinery Manufacturing Co ltd
Priority date: 2022-01-12
Filing date: 2022-01-12
Publication date: 2022-06-17
Anticipated expiration: 2032-01-12

Abstract

The utility model relates to a steering column angle adjustment clamping system, comprising: the aluminum casting pipe comprises an aluminum support, an aluminum casting pipe and an angle rocker arm, wherein the aluminum casting pipe is rotatably connected to the aluminum support through the angle rocker arm, a mounting hole is formed in the side wall of the angle rocker arm, a clamping block is embedded in the mounting hole, one end of the clamping block is supported on the inner wall of the aluminum support, the other end of the clamping block is supported on the outer wall of the aluminum casting pipe, a supporting seat is mounted at a position, corresponding to the clamping block, on the outer wall of the aluminum casting pipe, the clamping block is supported on the supporting seat, a threaded hole is formed in the aluminum support, a jackscrew is mounted in the threaded hole, the supporting end of the jackscrew is in contact with the outer wall of the aluminum casting pipe, a pressing seat is mounted on one side, far away from the supporting seat, of the aluminum casting pipe, and the supporting end of the jackscrew is pressed on the pressing seat; the utility model has the advantages that: the clearance among the aluminum cast tube, the angle rocker arm and the bracket is eliminated, and the stable operation and no abnormal sound of the system are ensured during the angle adjustment; the transverse rigidity is improved, and the shaking of the steering wheel is reduced; raising the natural frequency.

Description

Steering column angle adjusting and clamping system

Technical Field

The utility model relates to the technical field of automobile steering columns, in particular to a steering column angle adjusting and clamping system.

Background

An automobile steering column is an element of a steering system connecting a steering wheel and a steering gear, and mainly plays a role in transmitting torque. Through the steering column, a driver transmits torque to the steering gear to drive the steering gear to realize steering. Common steering columns include a hydraulic power steering column, an electric control hydraulic power steering column and an electric power steering column, and different systems of different steering columns are different.

However, the service life of the existing steering column is long, so that the angle adjustment of the existing steering column has high precision requirement, and subsequent parts are required to be free from vibration and abnormal sound after being worn, and a steering column angle adjustment clamping system is needed urgently.

SUMMERY OF THE UTILITY MODEL

In view of the above problems, it is an object of the present invention to provide a steering column angle adjustment clamping system for eliminating the gap between the aluminum casting tube, the angle rocker and the bracket, and ensuring stable operation and no noise during angle adjustment, so as to overcome the above disadvantages of the prior art.

The utility model provides a steering column angle adjusting and clamping system, which comprises: the aluminum support, the aluminum casting pipe and the angle rocker arm, the aluminum casting pipe is rotationally connected to the aluminum support through the angle rocker arm, the improvement is that, the angle rocker arm is U-shaped, a mounting hole is arranged on the side wall of the angle rocker arm, a clamping block is embedded in the mounting hole, one end of the clamping block is propped against the inner wall of the aluminum bracket, the other end of the clamping block is propped against the outer wall of the aluminum casting pipe, a jacking seat is arranged on the outer wall of the aluminum casting pipe corresponding to the clamping block, the clamping block is jacked on the jacking seat, a threaded hole is arranged on one side of the aluminum bracket opposite to the angle rocker mounting hole, a jackscrew is arranged in the threaded hole, the top holding end of the jackscrew is in contact with the outer wall of the aluminum casting pipe, a pressing seat is installed on one side, far away from the top pressing seat, of the aluminum casting pipe, and the top holding end of the jackscrew is pressed on the pressing seat.

As a preferable aspect of the present invention, the angular rocker arm includes: the adjusting bracket that is the U-shaped, set up angle modulation hinge hole and screw thread installation fixed orifices on the adjusting bracket and be used for connecting angle modulation motor element's connecting seat, install the rotatory bolt cover in the angle modulation hinge hole, install in the rotatory bolt cover with aluminium cast tube end portion articulated rotatory bolt.

Preferably, the aluminum support is composed of a hinged seat located at the tail part and a compensation adjusting seat located at the end part, the hinged seat is connected with the tail part of the aluminum cast tube through a rivet hinged shaft, a strip-shaped groove is formed in the outer wall of the compensation adjusting seat along the horizontal direction, and a through hole penetrating through the compensation adjusting seat is formed in the middle of the strip-shaped groove.

The utility model has the advantages and positive effects that: the clearance among the aluminum casting pipe, the angle rocker arm and the bracket is eliminated, and the stable operation and no abnormal sound of the system are ensured during the angle adjustment; the transverse rigidity is improved, and the shaking of the steering wheel is reduced; the natural frequency is raised.

Drawings

Other objects and results of the present invention will become more apparent and more readily appreciated as the same becomes better understood by reference to the following description taken in conjunction with the accompanying drawings. In the drawings:

fig. 1 is one of the overall structural diagrams in the embodiment of the present invention.

Fig. 2 is a second schematic diagram of the overall structure of the embodiment of the present invention.

Fig. 3 is an exploded view of the overall structure in an embodiment of the present invention.

FIG. 4 is a schematic view of an embodiment of the present invention.

FIG. 5 is a schematic view of an embodiment of the present invention illustrating an overall structure of an aluminum cast tube.

FIG. 6 is a second schematic view of the overall structure of an aluminum cast tube according to an embodiment of the present invention.

Description of the drawings: the device comprises an aluminum support 1, a threaded hole 101, a jackscrew 102, a hinge base 103, a compensation adjusting base 104, a strip-shaped groove 105, an aluminum cast tube 2, a tightening base 201, a pressing base 202, an angle rocker arm 3, a mounting hole 301, a clamping block 302, an adjusting frame 303, an angle adjusting hinge hole 304, a threaded mounting fixing hole 305, a connecting base 306 and a rotating bolt 307.

Detailed Description

In the following description, for purposes of explanation, numerous specific details are set forth in order to provide a thorough understanding of one or more embodiments. It may be evident, however, that such embodiment(s) may be practiced without these specific details. In other instances, well-known structures and devices are shown in block diagram form in order to facilitate describing one or more embodiments.

Fig. 1-6 show an overall structural schematic according to an embodiment of the present invention.

As shown in fig. 1 to 6, a steering column angle adjustment clamp system according to an embodiment of the present invention includes: the aluminum pipe casting device comprises an aluminum support 1, an aluminum pipe casting 2 and an angle rocker arm 3, wherein the aluminum pipe casting 2 is rotatably connected to the aluminum support 1 through the angle rocker arm 3, the angle rocker arm 3 is U-shaped, a mounting hole 301 is formed in the side wall of the angle rocker arm 3, a clamping block 302 is embedded in the mounting hole 301, one end of the clamping block 302 is supported on the inner wall of the aluminum support 1, the other end of the clamping block 302 is supported on the outer wall of the aluminum pipe casting 2, a jacking seat 201 is installed on the outer wall of the aluminum pipe casting 2 corresponding to the clamping block 302, the clamping block 302 is supported on the jacking seat 201, a threaded hole 101 is formed in one side of the aluminum support 1 opposite to the mounting hole 301 in the angle rocker arm 3, a jackscrew 102 is installed in the threaded hole 101, the jacking end of the jackscrew 102 is contacted with the outer wall of the aluminum pipe casting 2, and a pressing seat 202 is installed on one side of the aluminum pipe casting 2 far away from the jacking seat 201, the holding end of the jackscrew 102 is pressed against the pressing seat 202.

The angle rocker arm 3 in the present embodiment includes: the adjusting device comprises a U-shaped adjusting frame 303, an angle adjusting hinged hole 304 and a thread mounting fixing hole 305 which are formed in the adjusting frame 303, and a connecting seat 306 for connecting an angle adjusting motor assembly, wherein a rotary bolt sleeve is mounted in the angle adjusting hinged hole 304, and a rotary bolt 307 hinged with the end part of the aluminum cast tube 2 is mounted in the rotary bolt sleeve.

Aluminum support 1 in this embodiment is by the articulated seat 103 that is located the afterbody, be located the compensation of tip and adjust seat 104 and constitute, articulated seat 103 passes through rivet hinge with 2 afterbody of aluminium cast tube and is connected, strip groove 105 has been seted up along the horizontal direction on the outer wall of compensation regulation seat 104, the middle part in strip groove 105 is seted up and is run through the hole that passes through the compensation regulation seat.

The working principle is as follows: one side of the angle rocker arm 3 is provided with a mounting hole 301, a plastic clamping block 302 is embedded in the mounting hole 301, one end of the plastic clamping block 302 is in contact with the aluminum support 1, and the other side of the plastic clamping block 302 is in contact with the aluminum casting pipe 2; tapping a threaded hole 101 in the opposite side aluminum support 1, screwing the threaded hole 101 into a top thread 102, and contacting the end surface of the top thread 102 with the aluminum casting pipe 2; pre-tightening the jackscrew 102, namely clamping the aluminum casting pipe 2, the aluminum bracket 1 and the plastic clamping block 302; the clamping force can be adjusted by adjusting the pre-tightening torque of the jackscrew 102.

The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. A steering column angle adjustment clamping system comprising: the aluminum casting pipe is rotatably connected to the aluminum bracket through the angle rocker arm, it is characterized in that the angle rocker is U-shaped, the side wall of the angle rocker is provided with a mounting hole, a clamping block is embedded in the mounting hole, one end of the clamping block is propped against the inner wall of the aluminum bracket, the other end of the clamping block is supported against the outer wall of the aluminum casting pipe, a supporting seat is arranged on the outer wall of the aluminum casting pipe corresponding to the clamping block, the clamping block is supported against the supporting seat, a threaded hole is arranged on one side of the aluminum bracket opposite to the angle rocker mounting hole, a jackscrew is arranged in the threaded hole, the supporting end of the jackscrew is in contact with the outer wall of the aluminum casting pipe, a pressing seat is installed on one side, far away from the supporting seat, of the aluminum casting pipe, and the supporting end of the jackscrew is pressed on the pressing seat.

2. The steering column angle adjustment clamp system of claim 1, wherein the angle rocker arm comprises: be the alignment jig of U-shaped, set up angle modulation hinge hole and screw thread installation fixed orifices on the alignment jig and be used for connecting angle modulation motor element's connecting seat, install the swivel bolt cover in the angle modulation hinge hole, install in the swivel bolt cover with aluminium cast tube end portion articulated swivel bolt.

3. The steering column angle adjustment clamping system according to claim 1, wherein the aluminum bracket is composed of a hinged seat at the tail part and a compensation adjustment seat at the end part, the hinged seat is connected with the tail part of the aluminum cast tube through a rivet hinge shaft, a strip-shaped groove is formed in the outer wall of the compensation adjustment seat in the horizontal direction, and a through hole penetrating through the compensation adjustment seat is formed in the middle of the strip-shaped groove.