CN219235204U

CN219235204U - Press fitting and detecting device for hub auxiliary

Info

Publication number: CN219235204U
Application number: CN202320817850.5U
Authority: CN
Inventors: 张维智; 钱宝明; 王冰楠; 彭大伟; 刘洪超; 何连洋; 李晓春; 王碧尧; 张智; 张良; 王新磊; 赵迁; 王二明; 田涛
Original assignee: CITIC Dicastal Co Ltd
Current assignee: CITIC Dicastal Co Ltd
Priority date: 2023-04-13
Filing date: 2023-04-13
Publication date: 2023-06-23
Anticipated expiration: 2033-04-13

Abstract

The press fitting and detecting device for the hub auxiliary comprises a top plate, a press rod, a positioning column, a spring, a travel sensor, an industrial personal computer and a base, wherein the press rod is fixed on the bottom surface of the top plate, is in a cylindrical shape with a downward opening, and can accommodate the upper part of the positioning column; the lower part of reference column sets up in the base, and the upper portion of reference column stretches out the base, the lower part of reference column is provided with spring stop portion and installs spring and travel sensor, installs the dabber on the base, dabber and wheel hub central axis coincidence and diameter slightly are less than wheel hub centre bore diameter, and the quantity and the position of reference column that stretches out from the base are all unanimous with the quantity and the position of the bolt hole on the wheel hub. Therefore, the auxiliary part can be pressed into the hub, and the displacement and the position degree of the pressing-in position of the auxiliary part and the hub can be measured, so that whether the assembly product is qualified or not can be rapidly judged.

Description

Press fitting and detecting device for hub auxiliary

Technical Field

The utility model relates to the technical field of wheel manufacturing equipment, in particular to a device for press fitting and detecting a hub accessory.

Background

In the production process of the automobile hub, 100% detection is needed manually after auxiliary parts at the bolt hole positions are pressed, so that the product quality can be ensured. The manual 100% detection not only increases the production beat of the product, but also increases the labor cost, and meanwhile, the hidden danger of missed detection is easy to occur, so that a device capable of automatically detecting the product during the press mounting work is needed.

Disclosure of Invention

In view of the above, the present utility model aims to provide a press-fitting and detecting device for a hub accessory, which can rapidly and accurately complete the press-fitting and determination results while ensuring the accuracy.

In order to achieve the above purpose, the technical scheme of the utility model is as follows: the press fitting and detecting device comprises a top plate, a press rod, a positioning column, a base, a spring and a travel sensor, wherein the press rod is fixed on the bottom surface of the top plate, is in a cylindrical shape with a downward opening, and can accommodate the upper part of the positioning column; the lower part of the positioning column is arranged in the base, the upper part of the positioning column extends out of the base, and the lower part of the positioning column is provided with a spring stop part and is provided with a spring and a stroke sensor.

Preferably, the press-fitting and detecting device of the hub accessory further comprises a mandrel mounted on the base.

Preferably, the base comprises a clamping plate and a bottom die, and the upper part of the positioning column extends out of the clamping plate.

Preferably, the press-fitting and detecting device of the hub accessory further comprises a spring seat for accommodating a spring, wherein the spring seat is sleeve-shaped with a bottom hole and is arranged in a concave part of the bottom die below the die assembly plate, a travel groove is formed in the lower part of the bottom die for allowing the lower end of a positioning column penetrating through the bottom hole to enter, and the travel sensor is arranged in the travel groove.

Preferably, a circle of annular protrusions are arranged on the positioning column, a spring seat groove is formed in the bottom die, the spring is located in the spring seat groove, one end of the spring acts on the protrusions, and the other end of the spring acts on the spring seat groove.

Preferably, a tapered hole is provided in the top plate for fastening the compression bar, and/or the upper cylinder of the positioning column has a tapered periphery or step.

Preferably, the base is provided with a plurality of components comprising the top plate, the pressure rods, the positioning columns, the springs and the travel sensor, and the pressure rods and the positioning columns in the components are matched and arranged in a one-to-one correspondence manner.

Preferably, the press fitting and detecting device of the hub accessory comprises clamping plates of different sizes, and each clamping plate can be assembled with the bottom die through fastening screws.

Preferably, the press fitting and detecting device of the hub accessory comprises mandrels of different sizes, each mandrel being mountable to the clamping plate by screws coincident with the central axis of the hub.

Preferably, the press-fitting and detecting device of the hub accessory further comprises an industrial personal computer for receiving the displacement signal of the positioning column transmitted from the stroke sensor.

The utility model integrates the functions of press fitting and detection, can rapidly judge the position degree of the hub bolt hole and whether the assembly is qualified after press fitting when finishing the press fitting of the hub auxiliary, has the advantages of high precision and high efficiency, and has the advantages of simple structure and convenient popularization.

Drawings

Embodiments of the present utility model are described in detail below with reference to the attached drawing figures, wherein:

FIG. 1 is a schematic illustration of the operation of the press-fit and inspection apparatus of the hub accessory of the present utility model;

fig. 2 schematically shows the press-fitting and detecting device of the hub accessory in fig. 1 and its peripheral portion.

Detailed Description

Exemplary embodiments of the present utility model are described in detail below with reference to the attached drawings. The exemplary embodiments described below and illustrated in the drawings are intended to teach the principles of the present utility model to enable one skilled in the art to make and use the present utility model in a number of different environments and for a number of different applications. The scope of the utility model is therefore defined by the appended claims, and the exemplary embodiments are not intended, and should not be considered, as limiting the scope of the utility model. Moreover, for ease of description, the dimensions of the various elements shown in the figures are not necessarily drawn to scale, and references to orientation, such as longitudinal, relative to the body, and orientation or positional relationships indicated above, below, left, right, top, bottom, etc., are based on the orientation or positional relationships shown in the figures, are merely for ease of describing the utility model and to simplify the description, and are not intended to indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and are not to be construed as limiting the utility model. The following description of the embodiments emphasizes the differences between the embodiments, and the same or similar features may be referred to each other, so that technical features in the different embodiments may be freely combined to form further embodiments according to design needs for brevity and not described in detail.

In the production process of the existing automobile hub, after auxiliary parts at the bolt hole positions of the hub placed on the base are pressed at the pressing station, the auxiliary parts are required to be transferred to a subsequent detection station for manual detection.

In contrast, according to an embodiment of the present utility model, there is provided a press-fitting and detecting device for a hub accessory, as shown in fig. 1 and 2, including: the device comprises a top plate 1, a compression bar 2, a positioning column 3, a clamping plate 4, a bottom die 5, a spring seat 6, a spring 7, a travel groove 8, a travel sensor 9, a mandrel 10, a conical hole 11, a fastening screw 12 and an industrial personal computer 13.

The top plate 1 is fastened with the compression bar 2 through the conical hole 11; the pressure lever 2 is in a cylindrical shape with a downward opening, and the pressure lever 2 can accommodate the upper part of the positioning column 3 and is arranged in one-to-one correspondence with the positioning column 3.

The positioning columns 3 are fixed in the base through the die closing plates 4 and the bottom die 5, and the number and the positions of the positioning columns 3 are consistent with those of bolt holes on the hub; the positioning column 3 is arranged in the bottom die 5, and the upper part of the positioning column 3 extends out of the clamping plate 4 through a hole part in the clamping plate 4.

The lower part of the positioning column 3 is provided with a spring 7 and a stroke sensor 9. The positioning column 3 is provided with a spring stop, for example a step, which can compress the spring 7 downwards when subjected to pressure. The spring 7 can reset the positioning column 3 when the pressure is eliminated. When the positioning column 3 is displaced, a signal is transmitted to the industrial personal computer 13 through the stroke sensor 9.

The base is generally assembled from clamping plates 4 with a bottom die 5 by means of fastening screws 12, on which a spindle 10 is mounted, for example by means of screws, and the spindle 10 coincides with the central axis of the hub and has a diameter slightly smaller than the diameter of the central hole of the hub for the press fitting of the hub auxiliaries.

The spring seat 6 is sleeve-shaped with a bottom hole, is arranged in a hollow part of the bottom die 5 below the die closing plate 4, is used for accommodating the spring 7, allows the lower end of the positioning column 3 to pass through the bottom hole and enter a travel groove 8 at the lower part of the bottom die 5, and is provided with a travel sensor 9 for detecting and outputting displacement information of the positioning column 3. The spring seat 6 may also be provided with a top flange or be supported in the recess by means of the top of the travel slot 8.

Optionally, a circle of annular protrusions may be provided on the positioning column, a spring seat groove is provided in the bottom die 5, the spring is located in the spring seat groove, one end of the spring acts on the protrusions, and the other end of the spring acts on the spring seat groove. Therefore, the bottom die is provided with the spring seat groove, the travel groove and the travel sensor at positions corresponding to the positioning column, central axes of the positioning column, the spring seat groove, the travel groove and the travel sensor are coincident, the travel groove is located below the spring seat groove, and the travel sensor is located below the positioning column.

In this way, at the one-stop press-fitting and detecting station, according to the different sizes of the wheels to be processed, the proper mandrel 10 and clamping plates 4 can be selected and assembled on the bottom die 5, so that the mandrel 10 coincides with the central axis of the hub and the diameter is slightly smaller than the diameter of the central hole of the hub, and the number and positions of the positioning columns 3 extending from the clamping plates 4 are consistent with the number and positions of the bolt holes on the hub. The diameter and the position of the pressure lever 2 are preferably smaller than those of the hub bolt counterbore (stepped bore above the bolt hole in the hub), the upper cylinder of the positioning column 3 having a tapered periphery or step to receive pressure from the bolt hole in the hub, preferably the cylinder diameter at this taper is at least 0.5mm larger than the bolt hole diameter. Also preferably, a plurality of components consisting of a top plate, a pressing rod, a positioning column, a base, a spring, a stroke sensor, etc. are provided around the mandrel at the base.

In addition, the positioning column can also comprise an upper part, a middle part and a lower part; the upper diameter is smaller than the diameter of the auxiliary 6, and the diameter of the middle part is larger than the diameter of the auxiliary; the lower diameter is smaller than the hub bolt hole diameter. The locating columns and the hub bolt holes are the same in number, the position degree is smaller than that of the hub, and the locating columns and the hub bolt holes are matched with a stroke sensor to be used, so that the locating columns and the hub bolt holes have the function of judging the position degree of the hub.

In addition, when the hub placing station is static, the industrial personal computer has a calibration zero clearing function, and the displayed working value can be ensured to be the displacement after the compression bar starts working.

In this way, the hub can be placed in a stationary state into the apparatus of the integrated press-fitting and inspection station through the positioning column 3 and the mandrel 10, the auxiliary 6 (illustrated here as a sleeve, but not limited thereto, and its structure, shape, or selection, collectively referred to as auxiliary, can be specifically designed or selected as needed) is placed on the column body of the positioning column 3 exposed from the bolt hole on the hub, and the numerical value of the industrial personal computer is cleared at this time. In operation, the press drives the compression bar 2 to press the accessory 6 into the hub by applying a certain pressure to the top plate 1. In the pressing process, the stroke sensor 9 transmits a displacement signal of the positioning column 3 to the industrial personal computer. At the moment, the press-fitting result of the product can be judged through the industrial personal computer.

While the utility model has been described with reference to various specific embodiments, it should be understood that numerous changes could be made within the spirit and scope of the inventive concepts described. Accordingly, it is intended that the utility model not be limited to the described embodiments, but that it have the full scope defined by the language of the following claims.

Claims

1. The device for press fitting and detecting the hub auxiliary is characterized by comprising a top plate, a pressing rod, a positioning column, a base, a spring and a travel sensor, wherein the pressing rod is fixed on the bottom surface of the top plate, is in a cylindrical shape with a downward opening, and can accommodate the upper part of the positioning column; the lower part of the positioning column is arranged in the base, the upper part of the positioning column extends out of the base, and the lower part of the positioning column is provided with a spring stop part and is provided with a spring and a stroke sensor.

2. The wheel hub accessory press-fitting and inspection device of claim 1, further comprising a spindle mounted on the base.

3. The apparatus for press-fitting and inspecting a wheel hub accessory according to claim 1, wherein the base includes a clamping plate and a bottom die, and the upper portion of the positioning column extends out of the clamping plate.

4. The apparatus for press-fitting and inspecting a hub accessory according to claim 3, further comprising a spring seat for accommodating a spring, the spring seat having a sleeve shape with a bottom hole and being disposed in a hollow portion of the bottom die below the die plate, a stroke groove being provided in a lower portion of the bottom die for entering from a lower end of the positioning column passing through the bottom hole, and the stroke sensor being disposed in the stroke groove.

5. The device for press-fitting and detecting a hub accessory according to claim 3, wherein a circle of annular protrusions are arranged on the positioning column, a spring seat groove is formed in the bottom die, the spring is located in the spring seat groove, one end of the spring acts on the protrusions, and the other end of the spring acts on the spring seat groove.

6. The apparatus according to claim 1, wherein a tapered hole is provided in the top plate for fastening the pressing rod, and/or an upper cylinder of the positioning column has a tapered outer periphery or a stepped portion.

7. The device for press fitting and detecting the hub accessory according to claim 1, wherein a plurality of components comprising the top plate, the pressure rod, the positioning column, the spring and the stroke sensor are arranged on the base, and the pressure rod and the positioning column in each component are correspondingly matched one by one.

8. A press-fitting and inspection device for hub auxiliaries according to claim 3, characterized in that it comprises clamping plates of different dimensions, each of which can be assembled with the bottom die by means of fastening screws.

9. A wheel hub accessory press fitting and inspection apparatus as claimed in claim 3, including different sized mandrels, each mandrel being mountable to the clamping plate by screws coincident with the central axis of the wheel hub.

10. The apparatus for press-fitting and inspecting a wheel hub accessory according to claim 1, further comprising an industrial personal computer for receiving the displacement signal of the positioning column transmitted from the stroke sensor.