CN217804172U

CN217804172U - Arched axle

Info

Publication number: CN217804172U
Application number: CN202221640441.4U
Authority: CN
Inventors: 郑伟
Original assignee: Changzhou Weilida Machinery Parts Co ltd
Current assignee: Changzhou Weilida Machinery Parts Co ltd
Priority date: 2022-06-28
Filing date: 2022-06-28
Publication date: 2022-11-15
Anticipated expiration: 2032-06-28

Abstract

The utility model relates to an arch axletree, including the axletree body, the whole arch that is of axletree body, and set up along the central line symmetry, the axletree body includes the axletree body, the bilateral symmetry of axletree body is provided with convergent portion, two the tail end of convergent portion all is provided with bearing portion, two the tail end of bearing portion all is provided with screw thread portion, the direct hole of cavity has been seted up to the inside of axletree body, the direct hole of cavity runs through axletree body and convergent portion, the utility model discloses simple structure, and the wearing and tearing of partial when reducing the wheel load improve life, simultaneously the utility model discloses a bearing performance is good, and light in weight, long service life.

Description

Arch axle

Technical Field

The utility model relates to an axletree technical field specifically is an arch axletree.

Background

The axle is also called half axle or driving axle, which is the axle for transmitting torque between the speed reducer of the gear box and the driving wheel, and the inner end and the outer end of the axle are respectively provided with a universal joint which is respectively connected with the gear of the speed reducer and the inner ring of the hub bearing through splines on the universal joint.

Chinese patent document No. CN213017395U provides a heat-dissipating and dust-proof axle end system of a disc brake, which includes a brake disc, a dust-proof cover, and a hub, the brake disc, the dust-proof cover, and the hub are located on an axle, the dust-proof cover is located on one side of the brake disc, the dust-proof cover is provided with a plurality of protrusions, and the side surfaces of the protrusions are provided with air inlet notches; the clearance between axletree, brake disc, the wheel hub three forms the air channel of gaseous flow, and the one end intercommunication outside air of air channel, the other end intercommunication air inlet breach of air channel to form gaseous circulation and flow. The brake disc comprises a main body, wherein a plurality of air inlets are formed in the main body and arranged around the circumferential side face of the main body; one side section of the air inlet is trumpet-shaped.

The axletree in above-mentioned scheme is under no load condition, and the central siphon of axletree is horizontal, and the tire is even with ground laminating, but when bearing, the central siphon of axletree receives downward pressure, and the central siphon can take place to bend for tire and ground will produce an angle. Therefore, the inner side of the tire is more serious in abrasion than the outer side of the tire during running, partial abrasion is caused, the service life of the tire is shortened, the outer side of the tire does not reach the abrasion limit, the inner side of the tire reaches a scrapped state, the whole tire cannot be used any more, certain waste is caused, and in addition, the existing axle is large in material consumption, large in weight, large in machining allowance and high in cost.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an arch axletree to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above purpose, the utility model provides a following technical scheme:

the utility model provides an arch axletree, includes the axletree body, the axletree body is whole to be the arch, and sets up along the central line symmetry, the axletree body includes the axle body, the bilateral symmetry of axle body is provided with convergent portion, two the tail end of convergent portion all is provided with bearing portion, two the tail end of bearing portion all is provided with screw thread portion, the through hole of cavity has been seted up to the inside of axletree body, the through hole of cavity runs through axle body and convergent portion.

As a further aspect of the present invention: the bilateral symmetry of axletree body is provided with the wheel installation department, the wheel installation department is installed in bearing portion position, the installation of the wheel of being convenient for.

As the utility model discloses further scheme again: two air chamber seats are symmetrically arranged on the axle body, and the two air chamber seats are respectively arranged at the top end of the gradually reducing part.

As a further aspect of the present invention: two spherical bearing seat supporting plates are symmetrically arranged on the axle body and are respectively arranged at the bottom end of the gradually-reduced part, so that the installation of an external spherical bearing is realized.

As a further aspect of the present invention: the brake plates are arranged at two ends of the axle body and used for mounting a fixed flange structure, and the brake plates are mounted at the positions of the bearing parts.

As a further aspect of the present invention: and a flange structure is arranged at the brake plate, so that the external wheels can be conveniently installed.

As the utility model discloses further scheme again: the outside annular array of axletree body is provided with strengthens the convex arc, adjacent two strengthen forming connecting groove between the convex arc, further increase the stress support performance of axletree body.

Compared with the prior art, the utility model has the advantages of:

1. the utility model discloses set up the axletree body into the arch, the axletree body is when assembling the frame, the arch of axle body keeps upwards, during empty load, the wheel can lean out certain angle, when bearing, the axle body of axletree body receives decurrent pressure, make the axletree body keep the level on the whole, thereby make tire and ground unanimous with contact degree, the inboard and tire outside wearing and tearing of tire are even, greatly reduced the wearing and tearing of tire, improve the life-span of tire, security and reliability when having further improved the driving.

2. The utility model discloses a symmetrical structure, air chamber seat, spherical bearing seat backup pad and braking plate are along the axis mirror symmetry distribution of axletree body, have guaranteed the distribution that the stress that the axletree body received can even symmetry, prevent that the stress from concentrating excessively, cause the cracked condition of axletree body, have improved the security and the reliability of axletree body, have prolonged the life of axletree body.

3. Furthermore, the utility model discloses be provided with at the outside annular array of axletree body and strengthen the convex arc, form connecting groove between two adjacent enhancement convex arcs, can strengthen the whole toughness of axletree body through strengthening the convex arc, improve the stress support performance of axletree body, further strengthened the self intensity of axletree body.

4. The axletree body includes axle body, convergent portion, bearing portion and screw thread portion to offered the through hole of cavity in the inside of axletree body, the through hole of cavity runs through axle body and convergent portion, makes the whole materials of axletree body reduce like this, alleviates the self weight of axletree body, makes the machining allowance little, thereby reduces manufacturing cost, and with strengthening convex arc cooperation, guarantees the bearing capacity of axletree body.

Drawings

Fig. 1 is a schematic view of the connection state between the middle axle body and the external wheels when the middle axle body is unloaded;

fig. 2 is a schematic view of the connection state between the axle body and the external wheels when the axle body bears the load according to the present invention;

FIG. 3 is a schematic view of the overall structure of the present invention;

fig. 4 is a schematic view of the overall structure of the axle body of the present invention;

fig. 5 is a cross-sectional view of the whole structure of the axle body of the present invention.

In the figure: 1. an axle body; 2. a shaft body; 3. a tapered portion; 4. a bearing portion; 5. a threaded portion; 6. a hollow through hole; 7. a wheel mounting portion; 8. an air chamber seat; 9. a spherical bearing seat support plate; 10. a brake plate; 11. a flange structure; 12. reinforcing the convex arc; 13. and a connecting groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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.

Example 1:

referring to fig. 1 to 5, in the embodiment of the present invention:

the utility model provides an arch axletree, includes axletree body 1, and axletree body 1 wholly is the arch, and sets up along the central line symmetry, and axletree body 1 includes axle body 2, and the bilateral symmetry of axle body 2 is provided with convergent portion 3, and the tail end of two convergent portions 3 all is provided with bearing portion 4, and the tail end of two bearing portion 4 all is provided with screw thread portion 5, and the through hole 6 of cavity has been seted up to the inside of axletree body 1, and the through hole 6 of cavity runs through axle body 2 and convergent portion 3.

Referring to fig. 3, in the embodiment of the present invention: wheel mounting portions 7 are symmetrically provided on both sides of the axle body 1, the wheel mounting portions 7 are mounted at the positions of the bearing portions 4, and the outer wheels are mounted through the wheel mounting portions 7.

Referring to fig. 2 and 3, in an embodiment of the present invention: the symmetry is provided with two air chamber seats 8 on axletree body 1, the top at convergent portion 3 is installed respectively to two air chamber seats 8, the symmetry is provided with two spherical bearing seat backup pads 9 on the axletree body 1, the bottom at convergent portion 3 is installed respectively to two spherical bearing seat backup pads 9, the both ends of axletree body 1 are provided with brake block 10, air chamber seat 8, spherical bearing seat backup pad 9 and brake block 10 distribute along axletree body 1 axis mirror symmetry, it is even to have guaranteed that axletree body 1 stress distribution symmetry, prevent the excessive concentration of stress, cause the cracked condition of axletree body 1, the security and the reliability of axletree body 1 have been improved, the life of axletree body 1 has been prolonged.

Referring to fig. 3, in the embodiment of the present invention: the brake plate 10 is provided with a flange structure 11, the brake plate 10 is used for fixing the flange structure 11, and the flange structure 11 is used for installing and fixing the wheel installation part 7.

Referring to fig. 4, in the embodiment of the present invention: the outside annular array of axletree body 1 is provided with strengthens convex arc 12, forms connecting groove 13 between two adjacent enhancement convex arcs 12, can strengthen the whole toughness of axletree body 1 through strengthening convex arc 12, improves the stress support performance of axletree body 1, has strengthened the self intensity of axletree body 1.

Example 2:

referring to fig. 1 to 5, the utility model relates to an arch axletree, and set up axletree body 1 wherein into the arch, axletree body 1 is when assembling the frame, the arch of axletree body 2 keeps upwards, when empty, the wheel can lean out certain angle, when bearing, the axletree body 2 of axletree body 1 receives decurrent pressure, make axletree body 1 keep the level on the whole, thereby it is unanimous to make tire and ground will contact degree, the inboard and the tire outside wearing and tearing of tire are even, greatly reduced the wearing and tearing of tire, improve the life-span of tire, further improve the security and the reliability when the driving, additionally, the utility model discloses a symmetrical structure, air chamber seat 8, sphere bearing block backup pad 9 and braking plate 10 along the axis mirror image distribution of axletree body 1, the even symmetrical distribution of stress that axletree body 1 received has been guaranteed, prevent that the stress from concentrating excessively, cause the cracked condition of axletree body 1, the security and the reliability of axletree body 1 have improved axletree body 1, the life of axletree body 1 has prolonged axletree body 1, in addition, the utility model discloses a ring array is provided with the enhancement protruding arc 12 of the outside of axletree body reinforcing, the reinforcing body between two adjacent axletree body 12 can strengthen the toughness and the recess of axletree body through the whole body of the stress that the recess self and has improved the stress that the axletree body 1 and has improved the stress that the axletree body self strengthens the arch can strengthen the arch body and has improved the axletree body and has improved the toughness and has improved the stress that the axletree body and has improved the toughness and has improved the axletree body and has improved the stress that the axletree body 1.

Example 3:

referring to fig. 1 to 5, on the basis of embodiment 2, the utility model discloses well axletree body 1 is adding man-hour, presses axletree body 1 into the arch on external press to make the maximum displacement point that the intermediate position of axle body 2 produced in 1 meter within range, guarantee that the maximum displacement deviation is in 3 to 4 millimeters, can detect this numerical value with the percentage table.

Example 4:

referring to fig. 1 to 5, on the basis of embodiment 2, the utility model relates to an arch axletree, including axletree body 1, wherein axletree body 1 includes axletree body 2, the bilateral symmetry of axletree body 2 is provided with convergent portion 3, the tail end of convergent portion 3 all is provided with bearing portion 4, the tail end of bearing portion 4 all is provided with screw thread portion 5, the through hole 6 of cavity has been seted up to the inside of axletree body 1, the through hole 6 of cavity runs through axletree body 2 and convergent portion 3, make the whole materials reduction of axletree body 1 like this, alleviate the self weight of axletree body 1, make the machining allowance little, thereby reduce manufacturing cost, and with strengthen the cooperation of convex arc 12, guarantee the bearing performance of axletree body 1.

In all the above-mentioned schemes, the connection between two components can be selected according to the actual conditions, the matching connection of the bolt and the nut, the bolt or the screw connection or other known connection methods are not described herein, and all the above-mentioned schemes relate to the fixed connection, the welding is considered with priority, and above, it is only the specific implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, and according to the technical scheme of the present invention and the utility model concept of the present invention, equivalent replacement or change should be covered in the protection scope of the present invention.

Claims

1. An arched axle comprising an axle body (1), characterized in that: the axletree body (1) wholly is the arch, and sets up along the central line symmetry, axletree body (1) is including axle body (2), the bilateral symmetry of axle body (2) is provided with convergent portion (3), two the tail end of convergent portion (3) all is provided with bearing portion (4), two the tail end of bearing portion (4) all is provided with screw thread portion (5), the through hole of cavity (6) has been seted up to the inside of axletree body (1), the through hole of cavity (6) runs through axle body (2) and convergent portion (3).

2. The arched axle of claim 1, wherein: the two sides of the axle body (1) are symmetrically provided with wheel mounting parts (7), and the wheel mounting parts (7) are mounted at the positions of the bearing parts (4).

3. An arcuate axle according to claim 2, wherein: two air chamber seats (8) are symmetrically arranged on the axle body (1), and the two air chamber seats (8) are respectively arranged at the top end of the reducing part (3).

4. An arcuate axle according to claim 3, wherein: two spherical bearing seat supporting plates (9) are symmetrically arranged on the axle body (1), and the two spherical bearing seat supporting plates (9) are respectively arranged at the bottom end of the reducing part (3).

5. The arched axle of claim 1, wherein: and braking plates (10) are arranged at two ends of the axle body (1).

6. The arched axle of claim 5, wherein: and a flange structure (11) is arranged at the brake plate (10).

7. The arched axle of claim 1, wherein: the outer side of the axle body (1) is provided with reinforcing convex arcs (12) in an annular array mode, and a connecting groove (13) is formed between every two adjacent reinforcing convex arcs (12).