阅读说明：本技术 一种长度可调前束连杆 (Length-adjustable toe-in connecting rod ) 是由 魏国祯 于 2020-06-15 设计创作，主要内容包括：本发明提供一种长度可调前束连杆,所述左杆身总成为内螺纹左旋结构,右杆身总成为内螺纹右旋结构,双头螺杆总成是由螺杆和两个螺母配接而成,所述螺杆两端呈外螺纹结构,一端左旋,一端右旋,匹配对应内螺纹左旋结构的左杆身总成和内螺纹右旋结构的右杆身总成,两个螺母锁紧对应的左杆身总成和右杆身总成,通过旋转螺杆实现前束连杆的长度调节。通过旋转螺杆中部六方结构实现长度调节,长度确定后,左夹紧平台按规定扭矩紧固左旋螺母,右夹紧平台按规定扭矩紧固右旋螺母,本专利通过旋转双头螺杆实现长度变化,从而实现前束的调整,本结构简单可操作性强,调整精度高,提升力和力矩的传递效果,更加精准的控制车轮的运动。(The invention provides a length-adjustable toe-in connecting rod, wherein a left rod body assembly is of an internal thread left-handed structure, a right rod body assembly is of an internal thread right-handed structure, a double-threaded rod assembly is formed by matching a screw rod and two nuts, two ends of the screw rod are of external thread structures, one end of the screw rod is left-handed, the other end of the screw rod is right-handed, the screw rod is matched with the left rod body assembly of the corresponding internal thread left-handed structure and the right rod body assembly of the internal thread right-handed structure, the two nuts lock the corresponding left rod body assembly and the right rod body assembly, and the length adjustment. Through rotatory screw rod middle part hexagonal structure realization length adjustment, length is confirmed the back, and left side presss from both sides tight platform and fastens left-handed nut according to the regulation moment of torsion, and right side presss from both sides tight platform and fastens right-handed nut according to the regulation moment of torsion, and this patent realizes length variation through rotatory double-end screw to realize the adjustment of toe-in, this simple structure maneuverability is strong, and the adjustment precision is high, promotes the transmission effect of power and moment, the motion of more accurate control wheel.)

1. The utility model provides an adjustable length toe-in connecting rod, toe-in connecting rod include double-end screw assembly (2), left pole body assembly (1), right pole body assembly (3), left bush (5) and right bush (4) and constitute, its characterized in that, left pole body assembly (1) is internal thread levogyration structure, and right pole body assembly (3) are internal thread dextrorotation structure, and double-end screw assembly (2) are formed by connecting screw rod and two nuts, the screw rod both ends are the external screw thread structure, and one end levogyration, one end dextrorotation match the right pole body assembly of left pole body assembly and internal thread dextrorotation structure that corresponds internal thread levogyration structure, and the left pole body assembly and the right pole body assembly that two nuts locking correspond realize the length adjustment of toe-in connecting rod through rotatory screw rod.

2. The length-adjustable toe-in connecting rod according to claim 1, wherein the left rod body assembly (1) is formed by welding a left connecting rod (7) and a left sleeve (6) positioned on the left side of the left connecting rod (7), and a left-handed inner threaded hole (9) in threaded connection with an outer thread at one end of the screw is formed in one end, far away from the left sleeve (6), of the left connecting rod (7).

3. The length adjustable toe link of claim 2, wherein the left shaft assembly (1) further comprises a left clamping platform (8) connected to the upper and lower ends of the left link (7).

4. The length-adjustable toe-in connecting rod according to claim 2, wherein the right rod body assembly (3) is formed by welding a right connecting rod (11) and a right sleeve (10) positioned on the right side of the right connecting rod (11), and a right-handed internal thread hole (13) in threaded connection with the external thread at the other end of the screw is formed in one end, far away from the right sleeve (10), of the right connecting rod (11).

5. The length adjustable toe link of claim 4, wherein the right shaft assembly (3) further comprises a right clamping platform (12) connected to the upper and lower ends of the right link (11).

6. The length-adjustable toe-in connecting rod according to claim 5, wherein the double-ended screw assembly (2) comprises a screw middle hexagonal structure (16) at the middle, a left-handed external thread (14) connected to the left side of the screw middle hexagonal structure (16) and used for screwing into the left-handed internal thread hole (9), a left-handed nut (15) screwed on the left-handed external thread (14) and used for locking and fixing the left-handed external thread (14) and the left connecting rod (7), a right-handed external thread (18) connected to the right side of the screw middle hexagonal structure (16) and used for screwing into the right-handed internal thread hole (13), and a right-handed nut (17) screwed on the right-handed external thread (18) and used for locking and fixing the right-handed external thread (18) and the right connecting rod (11).

7. The length adjustable toe link of claim 2, wherein the left bushing (5) is press fit into a left bushing (6) on the left shaft assembly (1).

8. The length adjustable toe link of claim 4, wherein the right bushing (4) is press fit within a right sleeve (10) on the right shaft assembly (3).

Technical Field

The invention relates to the technical field of automobiles, in particular to a toe-in connecting rod with adjustable length.

Background

One end of a toe-in connecting rod for the automobile is connected with an axle, and the other end of the toe-in connecting rod is connected with a frame, so that the toe-in connecting rod has the effects of transferring force and moment on the automobile, controlling the movement of wheels, adjusting the toe-in of four-wheel positioning parameters and being a key part. The existing toe-in connecting rod is tedious to adjust and low in adjusting precision, and therefore the toe-in connecting rod with the adjustable length is provided.

Disclosure of Invention

The embodiment of the invention aims to provide a length-adjustable toe-in connecting rod, which solves the problem that the existing automobile toe-in connecting rod is complicated to adjust.

In order to achieve the above object, an embodiment of the present invention provides a length-adjustable toe-in connecting rod, which includes a double-threaded screw assembly, a left rod body assembly, a right rod body assembly, a left bushing, and a right bushing, where the left rod body assembly is an internal thread left-handed structure, the right rod body assembly is an internal thread right-handed structure, the double-threaded screw assembly is formed by a screw and two nuts, two ends of the screw are in an external thread structure, one end of the screw rotates left and the other end of the screw rotates right, and the screw matches the left rod body assembly corresponding to the internal thread left-handed structure and the right rod body assembly corresponding to the internal thread right-handed structure, and the two nuts lock the corresponding left rod body assembly and right rod body assembly, and the length adjustment of the.

Optionally, the left rod body assembly is formed by welding a left connecting rod and a left sleeve positioned on the left side of the left connecting rod, and a left-handed inner threaded hole in threaded connection with an outer thread at one end of the screw is formed in one end, far away from the left sleeve, of the left connecting rod.

Optionally, the left shaft assembly further comprises a left clamping platform connected to the upper end and the lower end of the left connecting rod.

Optionally, the right rod body assembly is formed by welding a right connecting rod and a right sleeve positioned on the right side of the right connecting rod, and a right-handed inner threaded hole connected with an outer thread of the other end of the screw rod in a matching threaded manner is formed in one end, far away from the right sleeve, of the right connecting rod.

Optionally, the right shaft assembly further comprises a right clamping platform connected to the upper and lower ends of the right connecting rod.

Optionally, the double-end screw assembly includes the screw rod middle part hexagonal structure at middle part, connects and is used for screw in levogyration screwed in downthehole tip levogyration external screw thread in screw rod middle part hexagonal structure left side, and the thread bush is established and is used for locking fixed levogyration nut with left connecting rod on the tip levogyration external screw thread, connects and is used for screw in dextrorotation screwed in downthehole tip dextrorotation external screw thread on screw rod middle part hexagonal structure right side, and the thread bush is established and is used for locking fixed dextrorotation nut with tip dextrorotation external screw thread and right connecting rod on the tip dextrorotation external screw thread.

Optionally, the left bushing is press-fitted into a left sleeve on the left shaft assembly.

Optionally, the right bushing is press-fitted into a right sleeve on the right shaft body assembly.

One of the above technical solutions has the following advantages or beneficial effects:

through rotatory screw rod middle part hexagonal structure realization length adjustment, length is confirmed the back, and left side presss from both sides tight platform and fastens left-handed nut according to the regulation moment of torsion, and right side presss from both sides tight platform and fastens right-handed nut according to the regulation moment of torsion, and this patent realizes length variation through rotatory double-end screw to realize the adjustment of toe-in, this simple structure maneuverability is strong, and the adjustment precision is high, promotes the transmission effect of power and moment, the motion of more accurate control wheel.

Drawings

Fig. 1 is a structural diagram of a toe link with an adjustable length according to an embodiment of the present invention;

FIG. 2 is a schematic diagram of a left shaft assembly in a length-adjustable toe link according to an embodiment of the present disclosure;

fig. 3 is a schematic cross-sectional view of a left clamping platform in a length-adjustable toe link according to an embodiment of the present invention.

FIG. 4 is a schematic diagram of a right shaft assembly in a length adjustable toe link according to an embodiment of the present disclosure;

FIG. 5 is a schematic structural view of a double-ended screw assembly in a length-adjustable toe link according to an embodiment of the present invention;

fig. 6 is a schematic cross-sectional structural view of a hexagonal structure in the middle of a screw in a length-adjustable toe link according to an embodiment of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1-6, an embodiment of the present invention provides a length-adjustable toe-in connecting rod, where the toe-in connecting rod includes a double-threaded screw assembly 2, a left rod assembly 1, a right rod assembly 3, a left bushing 5, and a right bushing 4, the left rod assembly 1 is an internal thread left-handed structure, the right rod assembly 3 is an internal thread right-handed structure, the double-threaded screw assembly 2 is formed by mating a screw and two nuts, two ends of the screw are external thread structures, one end of the screw is left-handed and the other end of the screw is right-handed, and the screw is matched with the left rod assembly of the internal thread left-handed structure and the right rod assembly of the internal thread right-handed structure, the two nuts lock the corresponding left rod assembly and right rod assembly, and length adjustment of the.

The left rod body assembly 1 is formed by welding a left connecting rod 7 and a left sleeve 6 positioned on the left side of the left connecting rod 7, a left-handed inner threaded hole 9 in threaded connection with external threads matched with the threads at one end of a screw is formed in one end, far away from the left sleeve 6, of the left connecting rod 7, the left rod body assembly 1 further comprises a left clamping platform 8 connected to the upper end portion and the lower end portion of the left connecting rod 7, and a left bushing 5 is pressed in the left sleeve 6 on the left rod body assembly 1.

The right rod body assembly 3 is formed by welding a right connecting rod 11 and a right sleeve 10 positioned on the right side of the right connecting rod 11, a right-handed inner threaded hole 13 in threaded connection with external threads at the other end of the screw is formed in one end, far away from the right sleeve 10, of the right connecting rod 11, the right rod body assembly 3 further comprises a right clamping platform 12 connected to the upper end portion and the lower end portion of the right connecting rod 11, and the right bushing 4 is pressed in the right sleeve 10 on the right rod body assembly 3.

The double-thread screw assembly 2 comprises a screw middle hexagonal structure 16 at the middle part, a left-handed external thread 14 at the left side of the screw middle hexagonal structure 16 and used for screwing in the left-handed internal thread hole 9, a left-handed nut 15 which is sleeved on the left-handed external thread 14 and used for locking and fixing the left-handed external thread 14 and the left connecting rod 7, a right-handed external thread 18 at the right side of the screw middle hexagonal structure 16 and used for screwing in the right-handed internal thread hole 13, and a right-handed nut 17 which is sleeved on the right-handed external thread 18 and used for locking and fixing the right-handed external thread 18 and the right connecting rod 11.

Through rotatory screw rod middle part hexagonal structure realization length adjustment, length is confirmed the back, and left side presss from both sides tight platform 8 and fastens left-handed nut 15 according to the regulation moment of torsion, and right side presss from both sides tight platform 12 and fastens right-handed nut 17 according to the regulation moment of torsion, and this patent realizes length variation through rotatory double-end screw to realize the adjustment of toe-in, this simple structure maneuverability is strong, and the adjustment precision is high, promotes the transmission effect of power and moment, the motion of more accurate control wheel.

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 all 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.