High-precision end hub unit with spin riveting plane teeth

Abstract

The utility model relates to the technical field of hub units, and discloses a high-precision end hub unit with spin riveting plane teeth, which comprises a hub main body, one end of the hub main body is provided with a spin riveting plane tooth ring, the outer surface of the spin riveting plane tooth ring is provided with the spin riveting plane teeth, the two sides of the spin riveting plane tooth ring are provided with mounting assemblies, and the mounting assemblies are provided with the spin riveting plane teeth. The spin riveting plane tooth ring is arranged at one end of the hub body, the design of spin riveting plane teeth can increase the connection strength between the hub unit and related parts, the plane teeth can be firmly fixed to the surface of the hub unit through the spin riveting technology, and therefore more stable connection is provided, the parts are prevented from loosening or falling off under high-speed running or complex road conditions, and the service life of the hub unit is prolonged. Therefore, transmission torque is increased, and energy consumption is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of wheel hub unit, concretely to a high-precision end wheel hub unit with spin riveting plane teeth. BACKGROUND

[0002] The wheel hub is the metal part of the barrel shape that supports the tire in the profile, is centrally installed on the shaft, and is commonly called "wheel rim" or "steel ring". The wheel hub bearing of the sedan is mostly used in pairs with single-row tapered roller bearings or ball bearings. With the development of technology, the sedan has widely used sedan wheel hub units.

[0003] For example, a wheel hub unit disclosed in Chinese patent CN105889583A, comprising: a wheel hub body and a wheel hub end cover, the wheel hub body and the wheel hub end cover are fixedly connected together to form a wheel hub cavity; a breathing safety valve is installed on the inner wall of the wheel hub end cover, and an atmospheric hole is arranged on the wheel hub end cover. The breathing safety valve is combined with the wheel hub, and the pressure is discharged in a way, so that the air pressure in the wheel hub cavity is always within a set range, thereby improving the use condition of the sealing element in the wheel hub cavity. Compared with the way of simply improving the pressure resistance of the sealing element, the long-term sealing performance of the wheel hub unit is greatly improved, and it can be widely applied to the field of commercial vehicles such as trucks and buses. However, the traditional wheel hub unit has poor transmission torque, consumes high energy during driving, and therefore a high-precision end wheel hub unit with spin riveting plane teeth is proposed to solve the above problems. SUMMARY

[0004] (I) Technical problems solved

[0005] In view of the deficiencies in the prior art, the utility model provides a high-precision end wheel hub unit with spin riveting plane teeth, which has the advantages of increasing transmission torque and reducing energy consumption, and solves the problem of poor transmission torque of the traditional transmission.

[0006] (II) Technical solutions

[0007] In order to achieve the above-mentioned purpose of increasing transmission torque and reducing energy consumption, the utility model provides the following technical solutions: a high-precision end wheel hub unit with spin riveting plane teeth, comprising:

[0008] A wheel hub body, one end of the wheel hub body is provided with a spin riveting plane tooth ring, the outer surface of the spin riveting plane tooth ring is provided with a spin riveting plane tooth, and the two sides of the spin riveting plane tooth ring are provided with a mounting assembly, and the spin riveting plane tooth ring is mounted at one end of the wheel hub body through the mounting assembly;

[0009] The outer surface of one end of the wheel hub body is provided with an inner ring, and the outer surface of the inner ring is provided with an outer ring.

[0010] Preferably, the mounting assembly comprises fixing bolts inserted on both sides of one end of the hub body, the outer surfaces of both sides of the riveting plane tooth ring are provided with mounting holes matched with the riveting plane tooth ring, and one end of the fixing bolt is inserted into the mounting hole.

[0011] Preferably, the outer surface of the other end of the hub body is integrally provided with a connecting flange, and the outer surface of the connecting flange is provided with a plurality of bolt holes for mounting bolts, and the hub is mounted by the mounting bolts.

[0012] Preferably, a retainer is sleeved on the outer surface of the hub body between the outer ring and the inner ring, and a plurality of balls are embedded in both ends of the inner part of the retainer, and in the working state, the balls between the outer ring and the inner ring are driven to roll.

[0013] Preferably, a sealing ring is sleeved on one end of the outer surface of the hub body, and a magnetic ring is sleeved on the other end of the outer surface of the hub body, and the outer ring and the inner ring are sealed by the sealing ring and the magnetic ring.

[0014] Preferably, a sealing element is sleeved on one side of the magnetic ring at one end of the hub body.

[0015] (Three) beneficial effects

[0016] Compared with the prior art, the utility model provides a high-precision end hub unit with a riveting plane tooth, which has the following beneficial effects:

[0017] By providing a riveting plane tooth ring at one end of the hub body, the design of the riveting plane tooth can increase the connection strength between the hub unit and related components. Through the riveting process, the plane tooth can be firmly fixed on the surface of the hub unit, thereby providing more stable connection and preventing the components from loosening or falling off under high-speed operation or complex road conditions, thereby increasing the transmission torque and reducing energy consumption.

[0018] The riveting plane tooth ring part is connected in a detachable structure, and when the surface riveting plane tooth is worn or damaged, the riveting plane tooth ring at one end can be disassembled and replaced, greatly reducing the cost of hub maintenance.

[0019] The riveting plane tooth structure design not only improves the appearance of the hub body, but also increases the grip and driving stability of the vehicle, improves the performance of the vehicle, and increases the high-end nature of the vehicle. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 The utility model structural schematic diagram is shown in the figure;

[0021] Figure 2 The utility model front view is shown in the figure;

[0022] Figure 3 The utility model discloses Figure 1 The enlarged view of A in the figure.

[0023] In the figure: 1, hub main body;2, connecting flange;3, inner ring;4, outer ring;5, ball;6, retainer;7, sealing ring;8, magnetic ring;9, sealing element;10, spin riveting plane tooth ring;11, fixed bolt. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the utility model.

[0025] Please refer to Figures 1-3 The utility model provides the following technical scheme: a high-precision end wheel hub unit with spin riveting plane teeth, comprising:

[0026] The other end outer surface of the hub main body 1 is integrally provided with a connecting flange 2, and the outer surface of the connecting flange 2 is provided with a plurality of bolt holes for installing bolts, and the hub is installed through the bolts. One end of the hub main body 1 is provided with a spin riveting plane tooth ring 10, the outer surface of the spin riveting plane tooth ring 10 is provided with spin riveting plane teeth, and the two sides of the spin riveting plane tooth ring 10 are provided with mounting assemblies, and the spin riveting plane tooth ring 10 is installed at one end of the hub main body 1 through the mounting assemblies.

[0027] The mounting assembly comprises fixed bolts 11 inserted into the two sides of one end of the hub main body 1, the two outer surfaces of the two sides of the spin riveting plane tooth ring 10 are provided with mounting holes matched with the spin riveting plane tooth ring 10, and one end of the fixed bolt 11 is inserted into the mounting hole. When disassembling, the outer fixed bolt 11 can be rotated, so that one end of the fixed bolt 11 is separated from the mounting hole on the surface of the spin riveting plane tooth ring 10, the spin riveting plane tooth ring 10 is separated, and then the spin riveting plane tooth ring 10 is removed and replaced.

[0028] In the embodiment, the outer surface of one end of the hub main body 1 is sleeved with an inner ring 3, the outer surface of the inner ring 3 is sleeved with an outer ring 4, the outer surface of the hub main body 1 is sleeved with a retainer 6 between the outer ring 4 and the inner ring 3, and a plurality of balls 5 are embedded in the two ends of the inner retainer 6. In the working state, the balls between the outer ring 4 and the inner ring 3 are rolled.

[0029] The outer surface of the hub body 1 is sleeved with a sealing ring 7 at one end of the outer ring 4, and the outer surface of the hub body 1 is sleeved with a magnetic ring 8 at the other end of the outer ring 4, the outer ring 4 and the inner ring 3 are sealed by the sealing ring 8 and the magnetic ring 7, and the one end of the hub body 1 is sleeved with a sealing element 9 at one side of the magnetic ring 8.

[0030] The working principle of the embodiment is as follows:

[0031] The hub body 1 is provided with a riveting flat tooth ring 10 at one end, and the design of the riveting flat tooth can increase the connection strength between the hub unit and related parts. Through the riveting process, the flat tooth can be firmly fixed on the surface of the hub unit, thereby providing more stable connection, preventing the parts from loosening or falling off under high-speed operation or complex road conditions, thereby increasing the transmission torque and reducing energy consumption.

[0032] The riveting flat tooth ring 10 is connected in a detachable structure, and when the surface of the riveting flat tooth is worn or damaged, the riveting flat tooth ring 10 at one end can be detached and replaced, thereby greatly reducing the maintenance cost of the hub.

[0033] When disassembling, the fixing bolt 11 on the outer side can be rotated to detach the one end of the fixing bolt 11 from the mounting hole on the surface of the riveting flat tooth ring 10, and then the riveting flat tooth ring 10 is removed for replacement, which is more convenient.

[0034] It should be noted that, in the present text, relational terms such as first and second and the like can only be used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply that there is any such actual relationship or order between these entities or operations. Moreover, the terms "include", "contain" or any other variants thereof are intended to cover non-exclusive inclusion, so that the process, method, article or equipment including a series of elements not only includes those elements, but also includes other elements not explicitly listed or inherent to such process, method, article or equipment. Without more limitations, the element defined by the statement "including a" does not exclude the presence of additional identical elements in the process, method, article or equipment including the element.

[0035] Although the embodiments of the present application have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations can be made to the embodiments without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A high-precision end wheel hub unit with spin-riveting flat teeth, characterized by, Include: The hub body (1), one end of the hub body (1) is provided with a rivet flat tooth ring (10), the outer surface of the rivet flat tooth ring (10) is provided with a rivet flat tooth, both sides of the rivet flat tooth ring (10) are provided with mounting assembly, the rivet flat tooth ring (10) is installed at one end of the hub body (1) through the mounting assembly; The outer surface of one end of the hub body (1) is sleeved with an inner ring (3), and the outer surface of the inner ring (3) is sleeved with an outer ring (4).

2. The high-precision end wheel hub unit with spin-riveting flat teeth according to claim 1, characterized in that: The mounting assembly includes a fixing bolt (11) inserted into both sides of one end of the hub body (1), and the outer surface of both sides of the rivet flat tooth ring (10) is provided with a mounting hole matched with the rivet flat tooth ring (10), and one end of the fixing bolt (11) is inserted into the mounting hole.

3. The high-precision end wheel hub unit with spin-riveting flat teeth according to claim 1, characterized in that: The outer surface of the other end of the hub body (1) is integrally provided with a connecting flange (2), and the outer surface of the connecting flange (2) is provided with a plurality of bolt holes for mounting bolts.

4. The high-precision end wheel hub unit with spin-riveting flat teeth according to claim 1, characterized in that: The outer surface of the hub body (1) is sleeved with a retainer (6) between the outer ring (4) and the inner ring (3), and a plurality of balls (5) are embedded in both ends of the retainer (6).

5. The high-precision end wheel hub unit with spin-riveting flat teeth according to claim 1, characterized in that: The outer surface of the hub body (1) is sleeved with a sealing ring (7) at one end of the outer ring (4), and the outer surface of the hub body (1) is sleeved with a magnetic ring (8) at the other end of the outer ring (4).

6. The high-precision end wheel hub unit with spin-riveting flat teeth according to claim 5, characterized in that: The outer surface of the hub body (1) is sleeved with a sealing element (9) at one end of the magnetic ring (8).

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