Tire bump detection device

Abstract

The utility model discloses a tire bulge detection device which comprises a workbench, a supporting frame installed on the workbench, a first lifting mechanism arranged on the supporting frame, a camera installed on the first lifting mechanism, a tire arranged on the workbench, air cylinders arranged on the two sides of the tire, and clamping plates installed on the two air cylinders. The two air cylinders drive the clamping plates to be close to the tire synchronously, the tire is stably limited between the two clamping plates, then the first lifting mechanism is started, and the first lifting mechanism drives the camera to move downwards synchronously till the camera is located in the tire. The interior of the tire is photographed, and then an image is compared with a standard image through a deep learning algorithm, so that the purpose of detecting the interior of the tire is achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to tire detection technical field especially relates to a tire bulge detection device. BACKGROUND

[0002] The tire is one of important parts of the automobile, which directly contacts with the road surface, and the quality of the tire directly relates to the safety of the vehicle driving and the comfort of the ride. With the continuous growth of the automobile possession in the market, the brand of the tire is more and more, and the important role of the tire in the automobile is more and more paid attention by people, and the tire bulge is the most common one. There are many reasons for the tire bulge, generally, the tire bulge is the inside bulge, which is mainly caused by the unexpected fierce impact in use and the quality problem of the tire itself. The tire bulge on the side not only affects the driving, but also has the danger of tire burst, and the tire with the bulge cannot be used continuously, because it may burst at any time, which is the major accident hidden danger of the vehicle driving.

[0003] The utility model with publication number CN202351060U discloses a kind of tire bulge detection device of vehicle wheel, mainly by L type detection arm, sleeve, clamp, straight pole, adjusting screw and rotation limit switch composition, mainly used in vehicle wheel / tire fatigue life testing machine, it is a kind of detection tire bulge, tire burst early warning safety device. When using, first loosen the nut on clamp, according to the position of vehicle wheel / tire adjustment clamp on straight pole and lock tight. Then according to the width of tire adjustment two L type detection arm position and lock tight top silk. In the threaded hole on L type detection arm respectively screw in adjusting screw, so that the head of screw is about 3mm from tire surface distance respectively, i.e. can start test.

[0004] The device disclosed in the above-mentioned utility model needs to install several screws when using, and the distance between the screw and the tire is accurately controlled to achieve the purpose of sensing the bulge. However, when the size of the tire changes, the screw needs to be adjusted one by one, which is time-consuming and laborious, has low working efficiency, and is not conducive to large-scale tire production and detection work. UTILITY MODEL CONTENTS

[0005] The utility model aims to provide a kind of tire bulge detection device, to solve the problem of low efficiency and not conducive to large-scale tire production and detection work in the above background technology.

[0006] In order to achieve the above object, the utility model provides the following technical scheme: a tire bulge detection device, including the workbench, the support frame is installed on the workbench, the first lifting mechanism is arranged on the support frame, the camera is installed on the first lifting mechanism, the tire is arranged on the workbench, both sides of the tire are provided with the pneumatic cylinder, the clamping plate is installed on the two pneumatic cylinders, and the two clamping plates are close to the tire.

[0007] Preferably, the bottom end of the first lifting mechanism is provided with a micro motor, a connecting plate is arranged on the output shaft of the micro motor, and the camera is arranged on the end of the connecting plate away from the micro motor.

[0008] Preferably, the connecting plate is of telescopic structure.

[0009] Preferably, the tail end of one of the pneumatic cylinders is rotatably connected with a first mounting plate, a transmission motor is arranged on the first mounting plate, a transmission gear is arranged on the output shaft of the transmission motor, and a gear is arranged on the circumference of the pneumatic cylinder and engaged with the transmission gear.

[0010] Preferably, the tail end of the pneumatic cylinder away from the transmission motor is rotatably connected with a second mounting plate, and the second mounting plate is slidably arranged on the support frame.

[0011] Preferably, a servo motor is arranged on the support frame, a threaded rod is connected to the output shaft of the servo motor and passes through the support frame, the threaded rod is rotatably connected between the workbench and the support frame, and the first mounting plate is threadedly connected to the threaded rod.

[0012] Preferably, a groove is formed in the workbench, a conveying mechanism is arranged in the groove, and the tire is located on the conveying mechanism.

[0013] The utility model has the advantages of:

[0014] In the utility model, the clamping plates are driven by the two pneumatic cylinders to move synchronously towards the tire, the tire is stably limited between the two clamping plates, then the first lifting mechanism is started, the camera is driven by the first lifting mechanism to move downwards synchronously until the camera is located inside the tire, the inside of the tire is imaged, the image is compared with a standard image through a deep learning algorithm, and the inside of the tire is detected.

[0015] In the utility model, the transmission gear is arranged, and the gear is arranged on one of the pneumatic cylinders, so that the transmission gear can drive the pneumatic cylinder to rotate synchronously, the tire is turned over, the camera can detect the tire in all aspects, and the detection accuracy is further improved. ACCURACY

[0016] Figure 1 A three-dimensional structure schematic view of a tire bulge detection device is provided.

[0017] Figure 2 A side view structure schematic view of a tire bulge detection device is provided for the utility model;

[0018] Figure 3 A side view sectional structure schematic view of a transmission gear and a cylinder of a tire bulge detection device is provided for the utility model;

[0019] Figure 4 A structure schematic view of a camera and a connecting plate of a tire bulge detection device is provided for the utility model.

[0020] In the figure: 1, workbench; 2, support frame; 3, first lifting mechanism; 4, camera; 5, tire; 6, cylinder; 7, clamp plate; 8, micro motor; 9, connecting plate; 10, first mounting plate; 11, transmission motor; 12, transmission gear; 13, gear tooth; 14, second mounting plate; 15, servo motor; 16, threaded rod; 17, groove; 18, conveying mechanism. DETAILED DESCRIPTION

[0021] 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, not all the embodiments.

[0022] Referring to Figures 1-4 A tire bulge detection device, comprising a workbench 1, the workbench 1 is installed with a support frame 2, the support frame 2 is provided with a first lifting mechanism 3, the first lifting mechanism 3 is installed with a camera 4, the workbench 1 is provided with a tire 5, the tire 5 is provided with a cylinder 6 on both sides, the two cylinders 6 are installed with a clamp plate 7, and the two clamp plates 7 are close to the tire 5.

[0023] When the device is used, first, the tire 5 is placed on the workbench 1, then, the two cylinders 6 are started simultaneously, the output shaft of the cylinder 6 drives the clamp plate 7 installed thereon to move synchronously to the tire 5 direction, and the tire 5 is stably limited between the two clamp plates 7, then, the first lifting mechanism 3 is started, the first lifting mechanism 3 drives the camera 4 to move synchronously downward until the camera 4 is in the interior of the tire 5, the interior of the tire 5 is photographed, then, the image is compared with the standard image through the deep learning algorithm, so that the interior of the tire 5 is detected.

[0024] Specifically, in this embodiment, the bottom end of the first lifting mechanism 3 is provided with a micro motor 8, a connecting plate 9 is installed on the output shaft of the micro motor 8, and the camera 4 is installed on the end of the connecting plate 9 away from the micro motor 8. When the camera 4 takes a picture of the tire 5, the connecting plate 9 can be driven to rotate synchronously by the operation of the micro motor 8, thereby expanding the coverage of the camera 4 and improving the comprehensiveness of the tire 5 detection.

[0025] Specifically, in this embodiment, the connecting plate 9 is a telescopic structure, so that the length of the connecting plate 9 can be adjusted according to the use needs when the staff uses it, thereby meeting the use needs of tires 5 of different specifications and further improving the practicality of the device.

[0026] Specifically, in this embodiment, the tail end of one of the air cylinders 6 is rotatably connected with a first mounting plate 10, a transmission motor 11 is installed on the first mounting plate 10, a transmission gear 12 is installed on the output shaft of the transmission motor 11, and gear teeth 13 are circumferentially arranged on the air cylinder 6. The gear teeth 13 are engaged with the transmission gear 12, so that when the transmission motor 11 operates, the transmission gear 12 can be driven to rotate synchronously, and then the transmission gear 12 drives the gear teeth 13 to move, thereby driving the air cylinder 6 to rotate the tire 5, and further turning the tire 5 over, thereby achieving the purpose of detecting the side of the tire 5 away from the camera 4.

[0027] Specifically, in this embodiment, the tail end of the air cylinder 6 away from the transmission motor 11 is rotatably connected with a second mounting plate 14, and the second mounting plate 14 is slidably installed on the support frame 2. The air cylinder 6 can be connected with the support frame 2 through the second mounting plate 14, and the rotation state of the air cylinder 6 is not affected, thereby achieving the purpose of turning the tire 5 over while limiting the tire 5 by the two air cylinders 6.

[0028] Specifically, in this embodiment, a servo motor 15 is installed on the support frame 2, a threaded rod 16 is connected to the output shaft of the servo motor 15 through the support frame 2, the threaded rod 16 is rotatably connected between the workbench 1 and the support frame 2, and the first mounting plate 10 is threadedly connected to the threaded rod 16. Before the tire 5 is turned over, the staff can drive the threaded rod 16 to rotate by the servo motor 15, thereby driving the first mounting plate 10 to move upwards, and further lifting the tire 5, thereby increasing the distance between the tire 5 and the workbench 1, and providing sufficient turning space for the tire 5 turning action.

[0029] Specifically, in this embodiment, a recess 17 is formed in the workbench 1, and a conveying mechanism 18 is arranged in the recess 17. The tire 5 is located on the conveying mechanism 18, so that the tire 5 can be conveyed to the lower side of the camera 4 for detection by the conveying mechanism 18, and then conveyed to the next processing procedure after detection, thereby further improving the detection efficiency of the tire 5.

[0030] The above merely illustrates a preferred embodiment of the present application, but the protection scope of the present application is not limited thereto, any skilled person in the art, according to the technical scheme and the inventive concept of the present application, makes equivalent replacement or change within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.

Claims

1. A tire bulge detection device comprising a workbench (1) on which a support frame (2) is installed, characterized in that: The support frame (2) is provided with a first lifting mechanism (3), the first lifting mechanism (3) is installed with a camera (4), the workbench (1) is provided with a tire (5), the tire (5) is provided with a cylinder (6) on both sides, the two cylinders (6) are installed with a clamping plate (7), and the two clamping plates (7) are close to the tire (5).

2. A tire bulge detection device according to claim 1, characterized by: The bottom end of the first lifting mechanism (3) is installed with a micro motor (8), the output shaft of the micro motor (8) is installed with a connecting plate (9), and the camera (4) is installed at the end of the connecting plate (9) away from the micro motor (8).

3. A tyre bulge detection device according to claim 2, characterised in that: The connecting plate (9) is a telescopic structure.

4. A tire bulge detection apparatus according to claim 1, characterized by: The tail end of one of the cylinders (6) is rotatably connected with a first mounting plate (10), the first mounting plate (10) is installed with a transmission motor (11), the output shaft of the transmission motor (11) is installed with a transmission gear (12), the cylinder (6) is circumferentially provided with a gear (13), and the gear (13) is engaged with the transmission gear (12).

5. A tyre bulge detection device according to claim 4, characterised in that: The tail end of the cylinder (6) away from the transmission motor (11) is rotatably connected with a second mounting plate (14), and the second mounting plate (14) is slidably installed on the support frame (2).

6. A tire bulge detection apparatus according to claim 1, characterized by: The support frame (2) is installed with a servo motor (15), the output shaft of the servo motor (15) penetrates the support frame (2) and is connected with a threaded rod (16), the threaded rod (16) is rotatably connected between the workbench (1) and the support frame (2), and the first mounting plate (10) is screwedly connected to the threaded rod (16).

7. A tire bulge detection apparatus according to claim 1, characterized by: The workbench (1) is provided with a recess (17), the recess (17) is provided with a conveying mechanism (18), and the tire (5) is located on the conveying mechanism (18).

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