CN212447781U - Follow-up steering axle assembly - Google Patents

Abstract

The utility model discloses a follow-up turns to axletree assembly, including the axis body, still include: the two steering knuckle seats are movably arranged at two ends of the shaft body respectively and are symmetrically distributed; the positioning frame is fixedly arranged at the middle position of one side of the shaft body, a reversing positioning air chamber is fixedly arranged at the middle position of the upper end of the positioning frame, a locking pin is movably inserted at the lower end of the positioning frame, and the lower end of the locking pin is movably inserted in the positioning frame; the mounting plate is fixedly mounted in the middle of one side of the shaft body, and mounting holes are formed in two sides of one end of the mounting plate; the rotating arms are respectively and movably arranged on two sides of the lower end of the mounting plate; when the tie rod just removed, when push pedal and kicking block did not contact, slew velocity was very fast for the influence is received to the automobile body, and is great to the impact of kicking block simultaneously, causes the part impaired easily, under the effect of attenuator, has slowed down slew velocity, plays fine protection effect to the whole, has prolonged overall structure's life.

Description

Follow-up steering axle assembly

Technical Field

The utility model relates to an automobile axle field specifically is a follow-up turns to axletree assembly.

Background

The axletree belongs to the important structure that the car constitutes, and the support that bears that is used for heavy trailer more, current diversion axletree when heavy trailer turns to, and the rotation according to heavy trailer is reverse to be adjusted, but at the pivoted in-process, can't carry out fine control for turn to the radius great, hardly turn to when the topography is narrower, cause the automobile body to rock seriously, influence the safety of heavy trailer, we have proposed a follow-up axle assembly in order to solve this a series of problems.

SUMMERY OF THE UTILITY MODEL

For solving the problem that provides among the above-mentioned background art, the utility model provides a follow-up steering axle assembly drives a rocking arm through the push pedal through the drag link and rotates for the rocking arm rotates with the central point, the one end of rocking arm is passed through connecting seat and connecting plate and is extruded the gasbag, another rocking arm can't remove under the effect of limiting plate, extrude the gasbag, a reaction force is given to the gasbag, the holistic slew velocity of axletree has been slowed down, the radius that turns to of automobile body has been reduced, reduce the wearing and tearing of tire, and service life is prolonged.

In order to achieve the above object, the utility model provides a following technical scheme: a follow-up steering axle assembly comprising an axle body, further comprising:

the two steering knuckle seats are respectively and movably arranged at two ends of the shaft body and are symmetrically distributed;

the positioning frame is fixedly arranged at the middle position of one side of the shaft body, a reversing positioning air chamber is fixedly arranged at the middle position of the upper end of the positioning frame, a locking pin is movably inserted at the lower end of the positioning frame, and the lower end of the locking pin is movably inserted in the positioning frame;

the mounting plate is fixedly mounted in the middle of one side of the shaft body, and mounting holes are formed in two sides of one end of the mounting plate;

the two rotating arms are respectively and movably arranged on two sides of the mounting plate;

the air bag is fixedly arranged in the middle of the opposite surfaces of one ends of the two rotating arms, connecting plates are fixedly arranged on the two sides of the surface of the air bag, and a connecting seat is fixedly arranged in the middle of one side, away from the two connecting plates, of the two connecting plates and is movably connected with one end of each rotating arm;

two ends of the tie rod are respectively and movably arranged at the middle positions of the opposite surfaces of the two steering knuckle seats;

the push plate is fixedly arranged on one side of the transverse pull rod, and one end of the push plate is positioned in the middle position where one ends of the two rotating arms are opposite;

the clamping plate is fixedly arranged on the other side of the transverse pull rod, one end of the clamping plate is movably inserted into the positioning frame, and the locking pin is movably inserted into the middle position of the end;

and two ends of the damper are respectively and movably arranged on one side of the opposite surface of the shaft body and the cross pull rod.

Preferably, the tie rod is located on one side of the shaft body, is horizontally arranged with the shaft body, and is driven to move through the knuckle seat.

Preferably, the surface of the rotating arm is respectively and fixedly provided with a first mounting sleeve and a second mounting sleeve, so that the rotating arm can be conveniently connected with the mounting plate and the connecting seat respectively.

Preferably, the first mounting sleeve is movably connected with the mounting hole through a bolt and a nut, and the second mounting sleeve is movably connected with one end of the connecting seat through a bolt and a nut, so that the mounting and the rotation of the rotating arm are facilitated.

Preferably, the two rotating arms are fixedly provided with a top block at one end close to the cross pull rod, so that the push plate and the rotating arms are conveniently connected, and the push plate and the rotating arms are conveniently connected.

Preferably, the locating rack is U-shaped, and a first locating groove is formed in the middle of the lower surface of the locating rack, so that the connection between the tie rod and the shaft body can be conveniently strengthened.

Preferably, a second positioning groove is formed in the middle of one end of the clamping plate, the second positioning groove and the first positioning groove are located on the same vertical line, and the locking pin is movably inserted in the second positioning groove to facilitate fixing and limiting of the cross-pull rod.

Preferably, the intermediate position department fixed mounting of axis body lower extreme has the limiting plate, and it is located two the intermediate position department of rocking arm opposite face, and be located the top of push pedal, its one end with one side fixed connection of mounting panel is convenient for carry on spacingly to the removal of rocking arm, avoids a rocking arm extrusion gasbag, and another rotates, can't play the spacing effect of buffering.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model has the advantages that the arrangement of the air bag ensures that the whole device has good buffering and limiting effects, when the vehicle turns to the forward direction, the backing positioning air chamber stops supplying air, the locking pin at the lower end of the backing positioning air chamber contracts, the positioning frame is separated from the clamping plate, at the moment, the knuckle seat drives the tie rod to move, the tie rod drives the push plate at one side to move, one side of the push plate is jointed with the ejector block at one end of the rotating arm, the push plate drives the rotating arm to move through the ejector block, the rotating arm rotates at the central point, one end of the rotating arm extrudes the air bag through the connecting seat and the connecting plate, the air bag is forced to move to one side, the air bag drives the other rotating arm to rotate, the rotating arm is jointed with the limiting plate in the rotating process, the rotating arm is prevented from rotating continuously, the, the whole axle knuckle seat is in a limited state during rotation, so that the steering stability is improved, the steering radius of an automobile body is reduced, the abrasion of tires is reduced, and the service life is prolonged;

2. when the tie rod just removed, when push pedal and kicking block did not contact, slew velocity was very fast for the automobile body turns to and receives the influence, and is great to the impact of kicking block simultaneously, causes the part impaired easily, under the effect of attenuator, has slowed down the speed of turning to, has increased the stability that turns to, plays fine protection effect to the whole, has prolonged overall structure's life.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.

In the drawings:

fig. 1 is a schematic view of the front view structure of the device of the present invention.

Fig. 2 is a schematic structural view of a-a in fig. 1 according to the present invention.

Fig. 3 is a schematic structural diagram of the position B-B in fig. 1 according to the present invention.

Fig. 4 is a schematic side view of the rotating arm of the present invention.

Fig. 5 is a schematic view of the airbag structure of the present invention.

Fig. 6 is the device of the present invention, showing the structure of turning state, and it should be noted that the relationship between the two rotating arms and the limiting plate and the clamping plate is now.

Fig. 7 is a schematic structural diagram of the positional relationship among the rotating arm, the air bag and the clamping plate.

In the figure: 100. a shaft body; 110. a positioning frame; 120. mounting a plate; 130. a limiting plate; 200. a knuckle mount; 300. a tie rod; 310. pushing the plate; 320. clamping a plate; 400. a reversing positioning air chamber; 410. a locking pin; 500. an air bag; 510. a connecting plate; 520. a connecting seat; 600. a damper; 700. a rotating arm; 710. a top block; 720. a first mounting sleeve; 730. and a second mounting sleeve.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-6, the present invention provides an embodiment: a follow-up steering axle assembly comprising an axle body 100, further comprising:

two knuckle seats 200, which are movably mounted at two ends of the axle body 100 respectively and symmetrically distributed;

a positioning frame 110 fixedly installed at a middle position of one side of the shaft body 100, a reversing positioning air chamber 400 fixedly installed at a middle position of an upper end thereof, a locking pin 410 movably inserted at a lower end thereof, and a lower end of the locking pin 410 movably inserted in the positioning frame 110;

the mounting plate 120 is fixedly mounted in the middle of one side of the shaft body 100, and mounting holes are formed in both sides of one end of the mounting plate;

two rotating arms 700 movably mounted on both sides of the lower end of the mounting plate 120, respectively;

the air bag 500 is fixedly arranged in the middle of the opposite surfaces of one ends of the two rotating arms 700, the two sides of the surface of the air bag are fixedly provided with connecting plates 510, and the middle of the side, away from one side, of the two connecting plates 510 is fixedly provided with a connecting seat 520 which is movably connected with one end of the rotating arm 700;

a tie rod 300, both ends of which are movably installed at the middle positions of the opposite surfaces of the two knuckle seats 200, respectively;

a push plate 310 fixedly installed at one side of the tie rod 300 with one end thereof located at a middle position where one ends of the two rotation arms 700 are opposite to each other;

a clamping plate 320 fixedly installed at the other side of the tie rod 300, one end of which is movably inserted into the positioning frame 110, and a locking pin 410 is movably inserted into the middle position of the end;

and a damper 600 having both ends movably installed at one side of the opposite surfaces of the axle body 100 and the tie rod 300, respectively.

Specifically, as shown in fig. 1 to 6, the tie rod 300 is located at one side of the axle body 100 and is horizontally disposed with the axle body 100, so that the axle body 100 drives the tie rod 300 to move through the knuckle seat 200.

Specifically, as shown in fig. 1 to 6, a first mounting sleeve 720 and a second mounting sleeve 730 are fixedly mounted on the surface of the rotation arm 700, respectively, to facilitate the connection of the rotation arm 700 to the mounting plate 120 and the connection seat 520, respectively.

Specifically, as shown in fig. 1 to 6, the first mounting sleeve 720 is movably connected to the mounting hole by a bolt and a nut, and the second mounting sleeve 730 is movably connected to one end of the connecting base 520 by a bolt and a nut, so as to facilitate the mounting and rotation of the rotating arm 700.

Specifically, as shown in fig. 1 to 6, two rotating arms 700 are fixedly provided with a top block 710 at one end near the tie rod 300, so as to facilitate the connection between the push plate 310 and the rotating arm 700.

Specifically, as shown in fig. 1 to 6, the positioning frame 110 is U-shaped, and a first positioning groove is formed in the middle of the lower surface of the positioning frame 110, so as to facilitate connection between the tie rod 300 and the axle body 100.

Specifically, as shown in fig. 1 to 6, a second positioning groove is formed in the middle of one end of the clamping plate 320, the second positioning groove and the first positioning groove are located on the same vertical line, and a locking pin 410 is movably inserted into the second positioning groove, so that the tie rod 300 can be conveniently fixed and limited.

Specifically, as shown in fig. 1 to 6, a position-limiting plate 130 is fixedly mounted at a middle position of the lower end of the shaft body 100, is located at a middle position of the opposite surfaces of the two rotating arms 700 and is located above the push plate 310, and one end of the position-limiting plate is fixedly connected with one side of the mounting plate 120, so that the movement of the rotating arms 700 is limited, and when one rotating arm 700 presses the air bag 500, the other rotating arm cannot play a role in buffering and limiting.

The working principle is as follows: when the automobile is in straight line advancing or steering reversing, the reversing positioning air chamber 400 keeps a ventilation state all the time, the locking pin 410 sequentially passes through the first positioning groove and the second positioning groove to limit the tie rod 300 and avoid deviation, when the automobile is in steering in the forward direction, the reversing positioning air chamber 400 stops supplying air, so that the locking pin 410 at the lower end of the reversing positioning air chamber 400 contracts, the positioning frame 110 is separated from the clamping plate 320, the knuckle seat 200 drives the tie rod 300 to move under the action of steering force, the tie rod 300 drives the push plate 310 at one side to move, one side of the push plate 310 is attached to the top block 710 at one end of the rotating arm 700, the push plate 310 drives the rotating arm 700 to move through the top block 710, so that the rotating arm 700 rotates at a central point, one end of the rotating arm 700 extrudes the air bag 500 through the connecting seat 520 and the connecting plate 510, and the air bag 500 is forced to, the air bag 500 drives another rotating arm 700 to rotate, the rotating arm 700 is attached to the limiting plate 130 in the rotating process to prevent the rotating arm 700 from rotating continuously, the other moving rotating arm 700 continues to extrude the air bag 500, the air bag 500 exerts a reaction force on the rotating arm 700 due to compression, the rotating speed of the knuckle base is slowed down, the steering radius of a vehicle body is reduced, the abrasion of vehicle tires is reduced, the service life is prolonged, and because the air bag 500 is compressed, the greater the compression stroke, the greater the reaction force generated by the airbag 500, so that the steering angle is not excessively large, the steering is always in a limited state, and automatically reaches a balanced state under the action of the steering radial force and the reaction force of the air bag, when the steering begins to be reduced and the steering force is synchronously reduced, under the action of the airbag 500, the steering of the knuckle seat 200 is synchronously twisted, so that the steering angle of the rear axle is automatically calibrated; when tie rod 300 just removed, push pedal 310 was not in contact with kicking block 710, and the steering speed was very fast and unstable for the knuckle seat receives the influence, and simultaneously, it is great to kicking block 710's impact, causes the part impaired easily, under the effect of attenuator 600, has slowed down slew velocity, plays fine protection effect to the whole, has prolonged overall structure's life.

The above description is only an example of the present invention, and the common general knowledge of the known specific structures and characteristics of the embodiments is not described herein. It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (9)

1. A follow-up steering axle assembly comprising an axle body (100), further comprising:

the two steering knuckle seats (200) are respectively and movably arranged at two ends of the shaft body (100) and are symmetrically distributed;

the positioning frame (110) is fixedly arranged at the middle position of one side of the shaft body (100), the middle position of the upper end of the positioning frame is fixedly provided with a reversing positioning air chamber (400), the lower end of the positioning frame is movably inserted with a locking pin (410), and the lower end of the locking pin (410) is movably inserted into the positioning frame (110);

the mounting plate (120) is fixedly mounted in the middle of one side of the shaft body (100), and mounting holes are formed in two sides of one end of the mounting plate;

two rotating arms (700) which are respectively movably arranged on two sides of the mounting plate (120);

the air bag (500) is fixedly arranged in the middle of the opposite surfaces of one ends of the two rotating arms (700), connecting plates (510) are fixedly arranged on the two sides of the surface of the air bag, and a connecting seat (520) is fixedly arranged in the middle of the side, away from the connecting plates (510), of the two connecting plates and is movably connected with one end of each rotating arm (700);

the two ends of the tie rod (300) are respectively and movably arranged at the middle positions of the opposite surfaces of the two knuckle seats (200);

the push plate (310) is fixedly arranged on one side of the transverse pull rod (300), and one end of the push plate is positioned at the middle position opposite to one ends of the two rotating arms (700);

and the clamping plate (320) is fixedly arranged on the other side of the transverse pull rod (300), one end of the clamping plate is movably inserted into the positioning frame (110), and the locking pin (410) is movably inserted in the middle position of the end.

2. A follow-up steering axle assembly as defined in claim 1, wherein: the tie rod (300) is located on one side of the shaft body (100) and is horizontally arranged with the shaft body (100).

3. A follow-up steering axle assembly as defined in claim 1, wherein: the surface of the rotating arm (700) is fixedly provided with a first mounting sleeve (720) and a second mounting sleeve (730) respectively.

4. A follow-up steering axle assembly as defined in claim 3, wherein: the first mounting sleeve (720) is movably connected with the mounting hole through a bolt and a nut, and the second mounting sleeve (730) is movably connected with one end of the connecting seat (520) through a bolt and a nut.

5. A follow-up steering axle assembly as defined in claim 3, wherein: and one ends of the two rotating arms (700) close to the transverse pull rod (300) are fixedly provided with ejector blocks (710).

6. A follow-up steering axle assembly as defined in claim 1, wherein: the positioning frame (110) is U-shaped, and a first positioning groove is formed in the middle of the lower surface of the positioning frame (110).

7. A follow-up steering axle assembly as defined in claim 1, wherein: the middle position of one end of the clamping plate (320) is provided with a second positioning groove, the second positioning groove and the first positioning groove are positioned on the same vertical line, and the locking pin (410) is movably inserted in the second positioning groove.

8. A follow-up steering axle assembly as defined in claim 1, wherein: the middle position department fixed mounting of axis body (100) lower extreme has limiting plate (130), and it is located two the middle position department of rocking arm (700) opposite face, and be located the top of push pedal (310), its one end with one side fixed connection of mounting panel (120).

9. A follow-up steering axle assembly as defined in claim 1, wherein: and a damper (600) is further mounted on one side of the opposite surface of the shaft body (100) and the tie rod (300).

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