CN219495555U - Dynamic balance detection device for hub assembly - Google Patents
Dynamic balance detection device for hub assembly Download PDFInfo
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- CN219495555U CN219495555U CN202223536701.6U CN202223536701U CN219495555U CN 219495555 U CN219495555 U CN 219495555U CN 202223536701 U CN202223536701 U CN 202223536701U CN 219495555 U CN219495555 U CN 219495555U
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- hub assembly
- supporting shaft
- workbench
- shaft
- dynamic balance
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Abstract
The utility model relates to the technical field of detection tools, in particular to a dynamic balance detection device for a hub assembly, which comprises a workbench and a display screen, wherein the workbench is rotationally connected with a supporting shaft driven by a motor to rotate, the upper end of the supporting shaft is provided with a taper shaft which is abutted against the outer ring of a bearing at the lower end of the hub so as to support the hub assembly, the top end of the supporting shaft is sleeved with a taper sleeve clamped into the outer ring of the bearing at the upper end of the hub, the top end of the supporting shaft is tightly pressed with a pressing plate and a nut of the taper sleeve, the bottom end of the supporting shaft is fixedly provided with a driving gear, the workbench is fixedly provided with a vibration sensor, the rotating shaft of the vibration sensor is connected with a driven gear, the driven gear is meshed with the driving gear, and the vibration sensor is electrically connected with the display screen. The utility model has the advantages of simple and convenient operation, and can rapidly and accurately obtain the weight removing position and the weight of the hub assembly.
Description
Technical Field
The utility model relates to the technical field of detection tools, in particular to a dynamic balance detection device for a hub assembly.
Background
The hub, including the rim assembled therewith, constitutes a hub assembly, which is an important component of the wheel, by which the vehicle is driven forward by rotation, and thus the dynamic balance of the hub assembly has a great influence on the stability and life of the vehicle. Therefore, the hub assembly needs to be dynamically balanced in production to find out the direction and the magnitude of unbalanced gravity in rotation. Thus, there is a need for a device that can accurately detect the dynamic balance of a hub assembly, and that is simple and fast, so as not to affect the production efficiency.
Disclosure of Invention
The utility model aims to overcome the defects in the prior art and provide a dynamic balance detection device for a hub assembly, which drives the hub assembly to rotate through a vertical and rotatable supporting shaft, and determines the unbalanced azimuth and the unbalanced size of the hub assembly by detecting the vibration of the supporting shaft.
The technical scheme adopted for solving the technical problems is as follows: the utility model provides a wheel hub assembly dynamic balance detection device, includes workstation and display screen, the workstation rotates and is connected with the supporting axle that is driven rotatory by the motor, thereby the upper end of supporting axle is provided with the taper axle that is contradicted wheel hub lower extreme bearing outer lane and is supported the wheel hub assembly, the top cover of supporting axle has the taper sleeve that clamps in wheel hub upper end bearing outer lane, and compresses tightly the clamp plate and the nut of taper sleeve, the bottom mounting of supporting axle has the driving gear, the workstation is fixed with vibration sensor, vibration sensor's pivot is connected with driven gear, driven gear with the driving gear meshing, vibration sensor with the display screen electricity is connected.
Further, the display screen can display the rotating speed, the weight removing position and the weight removing weight of the supporting shaft.
Further, the cone shaft is externally conical, the slope of the cone is matched with the lower end of the hub assembly, the cone sleeve is externally conical, the slope of the cone sleeve is matched with the upper end of the hub assembly, the inner hole of the cone sleeve is in clearance fit with the supporting shaft, and a transition pipe is further arranged between the pressing plate and the cone sleeve.
Further, the roughness of the outer inclined surfaces of the taper shaft and the taper sleeve is 1.6 mu m.
Further, the supporting shaft is coaxially fixed with a dial, the dial is located above the workbench and below the taper shaft, and a marker of 0-360 degrees is arranged on the dial along the periphery of the outer edge of the dial.
Further, the motor is fixed below the workbench, and a belt pulley is fixed at the bottom end of the supporting shaft and is connected with the motor through belt transmission.
The beneficial effects of the utility model are as follows: the utility model provides a wheel hub assembly dynamic balance detection device, its includes workstation and display screen, the workstation rotates and is connected with the supporting axle by motor drive rotation, thereby the upper end of supporting axle is provided with the taper axle that is contradicted wheel hub lower extreme bearing outer lane and is supported the wheel hub assembly, the top cover of supporting axle has the taper sleeve of card income wheel hub upper end bearing outer lane, and compresses tightly the clamp plate and the nut of taper sleeve, the bottom mounting of supporting axle has the driving gear, the workstation is fixed with vibration sensor, vibration sensor's pivot is connected with driven gear, driven gear with the driving gear meshing, vibration sensor with the display screen electricity is connected. The utility model has simple operation, the hub assembly is directly sleeved on the supporting shaft and fixed during operation, then the motor is started to enable the hub assembly to rotate along with the supporting shaft, when the mass distribution of the hub assembly is unbalanced, the vibration caused by rotation is transmitted to the vibration sensor through the supporting shaft, and then the signal is transmitted to the display screen, so that the dynamic balance condition, the weight removing position and the weight of the hub assembly are obtained.
Drawings
FIG. 1 is a perspective view of a dynamic balance detecting device of a hub assembly of the present utility model;
fig. 2 is a front view of the dynamic balance detecting device of the hub assembly of the present utility model.
Reference numerals illustrate:
1-workbench, 2-display screen, 3-motor, 4-supporting shaft, 41-taper shaft, 42-dial, 5-taper sleeve, 51-pressing plate, 52-nut, 6-driving gear, 7-driven gear and 8-vibration sensor.
Detailed Description
The utility model will now be described in further detail with reference to the drawings and the specific embodiments, without limiting the scope of the utility model.
As shown in fig. 1, the dynamic balance detection device for the hub assembly of the embodiment comprises a workbench 1 and a display screen 2, wherein the workbench 1 is rotationally connected with a supporting shaft 4 driven to rotate by a motor 3, the upper end of the supporting shaft 4 is provided with a taper shaft 41 which is abutted against a bearing outer ring at the lower end of the hub so as to support the hub assembly, the top end of the supporting shaft 4 is sleeved with a taper sleeve 5 clamped into the bearing outer ring at the upper end of the hub, the top end of the supporting shaft 4 is tightly pressed with a pressing plate 51 and a nut 52 of the taper sleeve 5, the bottom end of the supporting shaft 4 is fixedly provided with a driving gear 6, the workbench 1 is fixedly provided with a vibration sensor 8, a rotating shaft of the vibration sensor 8 is connected with a driven gear 7, the driven gear 7 is meshed with the driving gear 6, and the vibration sensor 8 is electrically connected with the display screen 2.
In the embodiment, the wheel hub assembly with the bearing outer ring and the wheel rim is used for performing dynamic balance detection, when in operation, the wheel hub assembly is sleeved on the supporting shaft 4, the opening of the wheel rim faces upwards, then the top end of the wheel hub assembly is sleeved with the taper sleeve 5, the pressing plate 51 and the nut 52 are assembled, at the moment, the taper shaft 41 is abutted against the bearing outer ring at the lower end of the wheel hub, and the taper sleeve 5 is abutted against the bearing outer ring at the upper end of the wheel hub; in addition, during detection of the device, the rotating speed of the supporting shaft 4 is low, namely about 50 revolutions per minute, so that the supporting shaft 4 can drive the hub assembly to rotate together in a compressed state. When the hub assembly rotates, the distribution of the total mass of the hub assembly is unbalanced, vibration is generated, the vibration is transmitted to the vibration sensor 8 through the supporting shaft 4, signals are transmitted to the display screen 2, and a vibration signal processing unit is arranged in the display screen 2, so that the dynamic balance of the hub assembly is analyzed, and the weight removing position and the weight removing weight of the hub assembly are displayed.
The above-mentioned de-duplication position is a position of 0 ° in the circumferential direction of the supporting shaft 4, then a week to 360 ° in the counterclockwise direction, and the above-mentioned setting is input to the display screen 2 as an initial parameter, so that the de-duplication position displayed by the display screen 2 is a position of the hub assembly corresponding to the supporting shaft 4 from O ° in the counterclockwise direction to a certain angle, and the position is an intersection line of a vertical plane and the hub assembly on the hub assembly. Typically, in operation, the de-duplication location and the de-duplication weight is to remove metal from the rim.
In order to facilitate quick positioning of the deduplication position on the hub assembly according to the deduplication position displayed by the display screen 2, the supporting shaft 4 is coaxially fixed with a dial 42, the dial 42 is located above the workbench 1 and below the cone shaft 41, the dial 42 is provided with marks of 0 ° -360 ° along the periphery thereof, 0 ° -360 ° of the dial 42 is aligned with 0 ° of the supporting shaft 4, and the marks of 0 ° -360 ° of the dial 42 are distributed counterclockwise along the edge thereof.
In addition, the taper shaft of this embodiment is sleeved on the bearing outer ring at the lower end of the hub assembly, and the taper sleeve is sleeved on the bearing outer ring at the upper end of the hub assembly, so that during actual processing, the taper shaft, the outer inclined surface of the taper sleeve and the bearing outer ring of the hub assembly are matched, the roughness is not more than 1.6 μm, the bearing outer ring is prevented from being scratched, and the assembly precision is improved. The taper shaft is longer and can be adapted to bearing outer rings with different diameters, namely, can be adapted to hub assemblies with different specifications, at the moment, the taper sleeve can be replaced according to the specifications of the hub assembly to be detected, but the inner hole of the taper sleeve is required to be in clearance fit with the supporting shaft at the upper end of the taper shaft, so that the dynamic balance influence of the tool on the hub assembly is eliminated as much as possible. When the detected diameter of the bearing outer ring of the hub assembly is larger, the assembly position of the hub assembly at the supporting shaft is lower, namely
Finally, it should be noted that the above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the scope of the present utility model, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions can be made to the technical solution of the present utility model without departing from the spirit and scope of the technical solution of the present utility model.
Claims (4)
1. Hub assembly dynamic balance detection device, its characterized in that: the automatic vibration control device comprises a workbench and a display screen, wherein the workbench is rotationally connected with a supporting shaft driven by a motor to rotate, the upper end of the supporting shaft is provided with a taper shaft which is abutted against a bearing outer ring at the lower end of a hub to support a hub assembly, the top end of the supporting shaft is sleeved with a taper sleeve which is clamped into the bearing outer ring at the upper end of the hub, a pressing plate and a nut which are tightly pressed against the taper sleeve, the bottom end of the supporting shaft is fixedly provided with a driving gear, the workbench is fixedly provided with a vibration sensor, a rotating shaft of the vibration sensor is connected with a driven gear, the driven gear is meshed with the driving gear, and the vibration sensor is electrically connected with the display screen.
2. The hub assembly dynamic balance detection device of claim 1, wherein: the display screen can display the rotating speed, the weight removing position and the weight removing weight of the supporting shaft.
3. The hub assembly dynamic balance detection device of claim 1, wherein: the supporting shaft is coaxially fixed with a dial, the dial is positioned above the workbench and below the taper shaft, and a marker of 0-360 degrees is arranged on the dial along the periphery of the outer edge of the dial.
4. The hub assembly dynamic balance detection device of claim 1, wherein: the motor is fixed below the workbench, and a belt pulley is fixed at the bottom end of the supporting shaft and is connected with the motor through belt transmission.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223536701.6U CN219495555U (en) | 2022-12-29 | 2022-12-29 | Dynamic balance detection device for hub assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223536701.6U CN219495555U (en) | 2022-12-29 | 2022-12-29 | Dynamic balance detection device for hub assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219495555U true CN219495555U (en) | 2023-08-08 |
Family
ID=87481113
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223536701.6U Active CN219495555U (en) | 2022-12-29 | 2022-12-29 | Dynamic balance detection device for hub assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219495555U (en) |
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2022
- 2022-12-29 CN CN202223536701.6U patent/CN219495555U/en active Active
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