CN219416111U

CN219416111U - Tire bead roundness detection mechanism

Info

Publication number: CN219416111U
Application number: CN202320159121.5U
Authority: CN
Inventors: 尹烁; 王涛; 田宗波; 徐金营; 王义君
Original assignee: Sailun Jinyu Group Co Ltd
Current assignee: Sailun Jinyu Group Co Ltd
Priority date: 2023-01-31
Filing date: 2023-01-31
Publication date: 2023-07-25
Anticipated expiration: 2033-01-31

Abstract

The utility model provides a tire bead roundness detection mechanism, which comprises an air bag chuck provided with an air bag, wherein the air bag chuck is provided with an air bag; an air pump connected with the air bag chuck; a conveying mechanism for conveying the tires. The utility model provides the balloon chuck with the high-precision deformation sensing sensor, the balloon clamps the tire bead part through the transmission mechanism, and the balloon is inflated through the air outlet, the mechanism can adjust the size of the balloon for the rims with different sizes by stepless inflation, and clamps the tire bead part, so that the functions of measuring the roundness of the tire bead part and the inner circumference of the tire bead are realized. The utility model provides a new detection mode, which can be assembled on a dynamic average detection device, so that the original device can detect the dynamic average performance of the tire and simultaneously realize the roundness of the upper and lower rim parts and the measurement and calculation of the inner circumference of the tire bead rubber, the accuracy and the efficiency of detection are greatly improved by comparing with the manual detection after the measurement of a sensor, the existing detection process is improved, and the accurate measurement and calculation of the circumference of the tire bead steel wire of the finished tire is realized.

Description

Tire bead roundness detection mechanism

Technical Field

The utility model relates to the technical field of detection of the roundness of a tire bead part of a finished tire, in particular to a tire bead roundness detection mechanism.

Background

With the continuous promotion of GDP in China, vehicles are exploded in recent years, and the semi-steel radial tire is pulled to be widely applied. While the quality of the tire is a critical factor for ensuring the running safety of a vehicle while the quality detection after the production of the tire is a key for producing a qualified tire, the quality detection comprises the detection of tire movement, the detection of tire appearance, the indoor and outdoor test of tire performance, the tire forming process and the like, in a tire production quality system, the quality of the finished product is strictly controlled, in the face of severe regulations and standards, the equipment detection process of the finished product tire needs to be continuously innovated, and the detection function also needs to be continuously perfected. In the prior art, in the qualification detection of finished tires before warehouse entry, motion average detection is indispensable, but the measurement and calculation of the roundness of the tire bead part is not realized, the tire bead part is possibly deformed in the transportation and loading and unloading processes before delivery, if not detected, the tire bead part is eliminated in the severe auditing process of the matched market, and even the tire is sold in the retail market of the tire, so that certain potential safety hazard exists.

The detection of the roundness of the tire bead part is an indispensable important index for judging the tire qualification rate, and most of the prior art relies on manual measurement and calculation, so that the precision is low, the efficiency is low, and the development period of the tire is influenced.

The chinese patent of application No. 2021207907119 discloses a tire bead position roundness detection mechanism, which comprises a rotation detection mechanism arranged at the center of a tire placement position and used for detecting tire bead roundness, wherein the rotation detection mechanism comprises a rotation main body arranged at the center of the tire placement position, a first scanning component and a second scanning component which are arranged on the rotation main body from top to bottom, a sensor connected with the first scanning component and the second scanning component respectively, and a rotation mechanism connected with the rotation main body and used for realizing self-transmission of the rotation main body.

However, the above patent uses the scanning component to directly scan the tire, and measures the circle true degree, and the detection result is greatly affected by the conditions such as the precision of the scanning equipment, so a new detection mode is urgently needed, the factors affecting the detection precision are reduced, and the detection precision and efficiency are improved.

Disclosure of Invention

In order to solve the problems existing in the background art, the utility model provides a tire bead roundness detection mechanism, which comprises: an air bag chuck provided with an air bag; an air pump connected with the air bag chuck; a conveying mechanism for conveying the tires. The air bag chuck comprises an upper air bag chuck arranged at the upper part of the tire conveying mechanism and a lower air bag chuck arranged at the lower part of the tire conveying mechanism.

The upper air bag chuck is connected to the outer support frame through a screw rod and an upper thread guide rod stepping motor, and can be driven by the upper thread guide rod stepping motor to move up and down;

the lower air bag chuck is connected to the base through a screw rod and a lower thread guide rod stepping motor, and can be driven by the lower thread guide rod stepping motor to move up and down;

the air bag chuck is provided with a clamping ring for installing an air bag, and an air outlet hole and a sensor are arranged in the clamping ring;

the air outlet hole is connected with the air pump through a pipeline.

In a preferred scheme, the conveying mechanism comprises a bracket and a plurality of driving rollers arranged on the bracket.

In a preferred embodiment, the air pump is mounted on the outer support frame.

In the preferred scheme, an outer box body is further installed on the outer supporting frame, and the upper thread guide rod stepping motor is installed inside the outer box body.

In a preferred embodiment, the outer support frame is a gantry.

In a preferred embodiment, the upper bladder chuck and the lower bladder chuck have the same center line.

In a preferred scheme, the camera is arranged on the conveying mechanism.

In a preferred embodiment, the bladder chuck is of circular configuration having a diameter corresponding to the inner diameter of the tire bead to be inspected.

The beneficial effects achieved by the utility model are as follows:

the utility model provides the balloon chuck with the high-precision deformation sensing sensor, the balloon clamps the tire bead part through the transmission mechanism, and the balloon is inflated through the air outlet, the mechanism can adjust the size of the balloon for the rims with different sizes by stepless inflation, and clamps the tire bead part, so that the functions of measuring the roundness of the tire bead part and the inner circumference of the tire bead are realized. The utility model provides a new detection mode, which can be assembled on a dynamic average detection device, so that the original device can detect the dynamic average performance of the tire and simultaneously realize the roundness of the upper and lower rim parts and the measurement and calculation of the inner circumference of the tire bead rubber, the accuracy and the efficiency of detection are greatly improved by comparing with the manual detection after the measurement of a sensor, the existing detection process is improved, and the accurate measurement and calculation of the circumference of the tire bead steel wire of the finished tire is realized.

Drawings

FIG. 1 is a schematic view of the overall structure of the present utility model;

FIG. 2 is a front view of FIG. 1;

fig. 3 is a schematic view of the internal structure of the bladder chuck.

Reference numerals in the drawings:

1. an air pump; 2. an outer support frame; 3. a step motor with a threaded guide rod; 4. a driving roller; 5. a tire; 6. an outer case; 7. an upper bladder chuck; 8. a lower bladder chuck; 9. a lower thread guide rod stepping motor; 10. a screw; 11. an air outlet hole; 12. a sensor; 13. and a clasp.

Detailed Description

The embodiments of the present utility model will be described more fully hereinafter with reference to the accompanying drawings, in which the embodiments of the present utility model are shown by way of illustration only, and the utility model is not limited to the embodiments of the present utility model, but other embodiments of the present utility model will be apparent to those skilled in the art without making any inventive effort.

Referring to fig. 1-3, a tire 5 bead roundness detection mechanism comprises an air pump 1, a conveying mechanism for conveying the tire 5, and an air bag chuck, wherein the air bag chuck is provided with a clamping ring 13, and an air bag is arranged on the clamping ring 13. The bladder chuck is of a circular structure, and the diameter of the bladder chuck is consistent with the inner diameter of the tire bead of the tire 5 to be detected. The bladder chuck comprises an upper bladder chuck 7 arranged at the upper part of the tyre 5 conveying mechanism and a lower bladder chuck 8 arranged at the lower part of the tyre 5 conveying mechanism. The upper bladder chuck 7 and the lower bladder chuck 8 are preferably mounted on the same central line.

The utility model is provided with an outer support frame 2 and a base, wherein the outer support frame 2 can be a portal frame, the air pump 1 is preferably arranged on the outer support frame 2, the upper air bag chuck 7 is connected to the outer support frame 2 through a screw 10 and an upper thread guide rod stepping motor 3, and can be driven by the upper thread guide rod stepping motor 3 to move up and down; the lower air bag chuck 8 is connected to the base through a screw rod 10 and a lower thread guide rod stepping motor 9, and can be driven by the lower thread guide rod stepping motor 9 to move up and down.

The outer supporting frame 2 is also preferably provided with an outer box body 6, and the upper threaded guide rod stepping motor 3 is arranged inside the outer box body 6.

The gasbag chuck is provided with the snap ring 13 that is used for installing the gasbag, and snap ring 13 inside is provided with venthole 11 and sensor 12, and venthole 11 is connected with air pump 1 through the pipeline.

The conveying mechanism comprises a bracket and a plurality of driving rollers 4 arranged on the bracket, the driving rollers 4 are connected with a transmission device, the transmission device drives the driving rollers 4 to rotate, and after the tyre 5 arranged on the driving rollers 4 is conveyed to a designated position, the driving rollers 4 stop rotating, so that the tyre 5 is stopped at the designated position. The camera is installed on the conveying mechanism, and the position of the tire 5 can be obtained in real time through the camera.

When the tire bead position measuring device is used, after the tire 5 passes through the conveying roller to a detection position, the upper thread guide rod stepping motor 3 and the lower thread guide rod stepping motor 9 drive the screw 10 to step and adjust the positions of the upper air bag chuck 7 and the lower air bag chuck 8, the tire is stopped at the rim position, the air pump 1 is started, the air bag is inflated through the air holes in the air bag chuck, the tire bead position is clamped by the air bag, the high-precision deformation measuring sensor 12 starts to work at the moment, the deformation of the tire bead position of the outer surface of the air bag, which is contacted with the tire 5, is calculated in real time and transmitted to the computer, real-time three-dimensional picture data is output, the inner diameter of the tire bead of the tire 5 is accurately calculated, and the roundness of the tire bead position is calculated and analyzed.

The last points to be described are: first, in the description of the present application, it should be noted that, unless otherwise specified and defined, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be mechanical or electrical, or may be a direct connection between two elements, and "upper," "lower," "left," "right," etc. are merely used to indicate relative positional relationships, which may be changed when the absolute position of the object being described is changed; secondly: in the drawings of the disclosed embodiments, only the structures related to the embodiments of the present disclosure are referred to, and other structures can refer to the common design, so that the same embodiment and different embodiments of the present disclosure can be combined with each other under the condition of no conflict; finally: the foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and principles of the utility model are intended to be included within the scope of the utility model.

Claims

1. Tire bead roundness detection mechanism, characterized by, it includes:

an air bag chuck provided with an air bag;

an air pump connected with the air bag chuck;

a conveying mechanism for conveying the tire;

the air bag chuck comprises an upper air bag chuck arranged at the upper part of the tire conveying mechanism and a lower air bag chuck arranged at the lower part of the tire conveying mechanism;

the air outlet hole is connected with the air pump through a pipeline.

2. The tire bead roundness detection mechanism of claim 1, wherein: the conveying mechanism comprises a bracket and a plurality of driving rollers arranged on the bracket.

3. The tire bead roundness detection mechanism of claim 1, wherein: the air pump is installed on the outer support frame.

4. The tire bead roundness detection mechanism of claim 1, wherein: the outer supporting frame is also provided with an outer box body, and the upper thread guide rod stepping motor is arranged in the outer box body.

5. The tire bead roundness detection mechanism of claim 1, wherein: the outer support frame is a portal frame.

6. The tire bead roundness detection mechanism of claim 1, wherein: the upper bladder chuck and the lower bladder chuck have the same center line.

7. The tire bead roundness detection mechanism of claim 1, wherein: the camera is arranged on the conveying mechanism.

8. The tire bead roundness detection mechanism of claim 1, wherein: the balloon chuck is of a circular structure, and the diameter of the balloon chuck is consistent with the inner diameter of a tire bead to be detected.