CN116660274B

CN116660274B - Tire detection robot

Info

Publication number: CN116660274B
Application number: CN202310457254.5A
Authority: CN
Inventors: 杨牧; 陈建文; 赵亮; 李建福; 张董; 刘金龙
Original assignee: Techmach Corp
Current assignee: Techmach Corp
Priority date: 2023-04-25
Filing date: 2023-04-25
Publication date: 2024-03-26
Anticipated expiration: 2043-04-25
Also published as: CN116660274A

Abstract

The application discloses tire detection robot relates to the technical field that tire detected, through setting up feeding mechanism, positioning mechanism, detection mechanism, tread detection mechanism, rotary mechanism and control module, feeding mechanism can the tire carry to the testing position, positioning mechanism is used for carrying out the location to the tire before detecting, detection mechanism and tread detection mechanism can carry out full automated inspection to the side wall and the tread of tire respectively, rotary mechanism is used for making the tire produce rotatoryly, further improve detection efficiency, control module electricity is connected in feeding mechanism, positioning mechanism, detection mechanism, tread detection mechanism and rotary mechanism for the function of control above-mentioned mechanism, in order to realize the full automated inspection of tire.

Description

Tire detection robot

Technical Field

The application relates to the technical field of automobile tires, in particular to a tire detection robot.

Background

The automobile tire is one of important parts of an automobile, is directly contacted with a road surface, and is used for relieving the impact suffered by the automobile when the automobile runs together with an automobile suspension, so that the automobile is ensured to have good riding comfort and running smoothness; good adhesiveness between the wheels and the road surface is ensured; the traction, braking and passing performance of the automobile are improved; bearing the weight of the car.

In order to ensure the quality of the tire, the quality detection needs to be carried out on the tire after the production is finished, and the original manual detection method is time-consuming, eye-consuming, energy-consuming, error-prone, messy and low in efficiency, and the Chinese patent with the publication number CN113884317A discloses a tire positioning device which comprises a rotating mechanism and a stretching mechanism; the rotating mechanism comprises a rotating shaft and a rotating disc; the expanding mechanism comprises an expanding driving assembly and an expanding rod; the opening driving assembly comprises an opening cylinder, an opening bottom plate, a plurality of driving sliding seats which are oppositely arranged and a plurality of driven sliding seats which are oppositely arranged; the supporting bottom plate is rotationally connected with the rotating shaft; the driving sliding seat and the driven sliding seat both comprise a spreading connecting rod, a spreading connecting seat and a spreading guide rail sliding block; one end of the expanding connecting rod is hinged with the expanding bottom plate, and the other end of the expanding connecting rod is hinged with the expanding connecting seat; the guide rail in the expanding guide rail sliding block is fixed on the rotating disk, the sliding block in the expanding guide rail sliding block is connected with the expanding connecting seat, and the expanding connecting seat is connected with the expanding rod; the fixed end and the extending end of the stretching cylinder are respectively connected with stretching connection seats of the driving sliding seats. The device reduces the number of the spreading cylinders, and reduces the cost of the whole device.

However, the application focuses on the positioning of the tire in the detection process, manual detection is still needed, and meanwhile, few devices capable of realizing automatic detection of the tire are available on the market, or the accuracy cannot meet the required requirements, the detection efficiency and the automation degree are not advanced enough, and the ever-increasing detection requirements cannot be met.

Disclosure of Invention

In view of the above, it is necessary to provide a tire detecting robot.

The tire inspection robot includes:

the positioning mechanism is used for realizing the positioning of the tire;

the detection mechanism comprises a plurality of scanning cameras which are arranged on the periphery of the positioning mechanism; a moving assembly for fixing the scanning camera and controlling the movement of the scanning camera;

and the control module is electrically connected with the positioning mechanism and the detection mechanism and is used for controlling the operation of the positioning mechanism and the detection mechanism.

In some embodiments, the positioning mechanism comprises:

a fixed table for carrying the tire;

the positioning rods are arranged in a plurality of penetrating manner and penetrate through the fixed table, a plurality of sliding holes are formed in the radial direction of the fixed table, the positioning rods correspond to the sliding holes one by one, and the positioning rods can move in the sliding holes along the radial direction of the fixed table;

the positioning driving piece is arranged on the fixed table and used for driving the positioning rod to move.

In some embodiments, the positioning mechanism further comprises:

and a plurality of rolling elements which are formed in a spherical shape and are embedded in the fixed table, wherein the rolling elements can rotate in any direction on the fixed table.

In some embodiments, the detection mechanism specifically includes:

the upper scanning camera is arranged above the fixed table and can move in the horizontal direction and the vertical direction through the moving assembly;

the lower scanning camera is arranged below the fixed table and can move in the horizontal direction through the moving assembly;

an upper movement assembly for controlling movement of the upper scanning camera;

and a lower moving component for controlling the movement of the lower scanning camera.

In some embodiments, the tire inspection robot further comprises a feeding mechanism for moving the stationary table and tire, the feeding mechanism comprising:

a frame;

the sliding frame is connected with the frame in a sliding manner along the horizontal direction;

the transmission assembly is arranged on the frame and used for driving the sliding frame to slide on the frame.

In some embodiments, the tire inspection robot further comprises a tread inspection mechanism comprising:

a detector in contact with a tread of the tire;

and the detection driving piece is used for enabling the detector to move towards and/or away from the tire direction.

In some embodiments, the tire inspection robot further comprises a rotation mechanism for rotating a tire, the rotation mechanism comprising:

a pressing roller abutted against the tread of the tire;

a rotation driving member for rotating the pressing roller;

and the separation driving piece is used for enabling the compression roller to move towards and/or away from the tire direction.

Compared with the prior art, the beneficial effects of this application are:

through setting up positioning mechanism, detection mechanism and control module, can carry out the accurate positioning to the tire through control module voluntarily, can replace the people's eye to carry out the accurate scanning to the tire through a plurality of scanning cameras to improve detection efficiency and detection accuracy greatly, and through setting up the moving assembly, can the real-time control scanning camera change position, thereby realize the omnidirectional scanning detection to the tire, further improved detection accuracy, can satisfy present tire detection demand.

Drawings

FIG. 1 is a schematic diagram of the overall structure of an exemplary embodiment of the present application;

FIG. 2 is a schematic view of the bottom structure of an exemplary embodiment of the present application;

FIG. 3 is a schematic diagram showing a positioning mechanism according to an exemplary embodiment of the present application;

FIG. 4 is a schematic diagram showing a tread detection mechanism in an exemplary embodiment of the present application;

FIG. 5 is a schematic diagram showing a rotation mechanism in an exemplary embodiment of the present application;

in the figure: 1. a frame; 11. a fixed table; 111. a slide hole; 112. a yielding detection port; 12. a positioning rod; 13. positioning a driving piece; 14. a rolling member; 21. a scanning camera is arranged on the upper part; 22. an upper moving assembly; 23. a lower scanning camera; 31. a carriage; 32. a transmission assembly; 4. a tread detection mechanism; 41. a detecting member; 42. a driving motor; 43. a driving arm; 51. a press roller; 52. a rotary driving member; 53. separating the driving piece; 6. and (3) a tire.

Detailed Description

The following description of the embodiments of the present application will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all, of the embodiments of the present application. All other embodiments, which can be made by one of ordinary skill in the art without undue burden from the present disclosure, are within the scope of the present disclosure.

In the description of the present application, it should be noted that, directions or positional relationships indicated by terms such as "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end", etc., are based on directions or positional relationships shown in the drawings, are merely for convenience of description of the present application and simplification of the description, and do not indicate or imply that the apparatus or element referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present application. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present application, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the terms in this application will be understood by those of ordinary skill in the art in a specific context.

As described in the background art, few devices capable of realizing automatic tire detection are available in the market, or the accuracy cannot meet the required requirements, the detection efficiency and the automation degree are not advanced enough, and the ever-increasing detection requirements cannot be met.

To improve the above-mentioned problem, the present application proposes a tire inspection robot, referring to fig. 1, which mainly includes: feeding mechanism, positioning mechanism, detection mechanism, tread detection mechanism 4, rotary mechanism and control module, wherein, feeding mechanism can tire 6 carry to the testing position, positioning mechanism is used for carrying out the location to tire 6 before detecting, detection mechanism and tread detection mechanism 4 can carry out full automated inspection to the side wall and the tread of tire 6 respectively, rotary mechanism is used for making tire 6 produce the rotation, further improve detection efficiency, control module electricity is connected in feeding mechanism, positioning mechanism, detection mechanism, tread detection mechanism 4 and rotary mechanism for the function of control above-mentioned mechanism, in order to realize the full automated inspection of tire 6.

Specifically, in the exemplary embodiment, referring to fig. 1 and 2, the feeding mechanism includes a frame 1, a carriage 31, and a transmission assembly 32, where the carriage 31 is slidably connected to the frame 1, and the transmission assembly 32 is used to drive the carriage 31 to slide on the frame 1. Further, the frame 1 is integrally formed into a metal frame structure, a sliding rail for sliding the sliding frame 31 is horizontally arranged on the frame 1, the sliding frame 31 is formed into a metal frame structure and is in sliding connection with the frame 1 in the horizontal direction through the sliding rail, the transmission component 32 is arranged on the frame 1 and located below the sliding frame 31, the transmission component 32 comprises a motor, a screw rod and a thread bush, wherein the motor is fixedly arranged on the frame 1, one end of the screw rod is fixedly connected with an output shaft of the motor in a coaxial and fixed manner, the screw rod is integrally connected with the frame 1 in a rotating manner, the thread bush is fixedly arranged at the bottom of the sliding frame 31, further, the axis direction of the screw rod is parallel to the sliding direction of the sliding frame 31, the screw rod threads penetrate through the thread bush, when the motor drives the screw rod to rotate, the thread bush can be driven to horizontally move, and then the sliding frame 31 is driven to move on the frame 1, so that the purpose of conveying the tire 6 is achieved.

In other embodiments, the transmission assembly 32 may be a chain sprocket or other form of cylinder pushing, as long as the function of driving the sliding frame 31 to slide is achieved.

Specifically, referring to fig. 1 and 3, in the exemplary embodiment, the positioning mechanism includes a fixing table 11, a positioning rod 12, a positioning driving member 13, and a rolling member 14, wherein the fixing table 11 is used for placing the tire 6, the positioning rod 12 is used for fixing the tire 6, the positioning driving member 13 is used for realizing movement of the positioning rod 12, and the rolling member 14 is used for reducing friction between the tire 6 and the fixing table 11. Further, the fixed table 11 is integrally formed into a circular table shape, which is horizontally arranged and the bottom of the fixed table is fixedly arranged on the sliding frame 31, further, a plurality of sliding holes 111 are arranged in the radial direction of the fixed table 11, the number of the positioning rods 12 is consistent with that of the sliding holes 111, namely, the plurality of positioning rods 12 are in one-to-one correspondence with the plurality of sliding holes 111, the positioning rods 12 are integrally columnar and vertically arranged, the positioning rods 12 penetrate through the sliding holes 111 and can move along the arrangement direction of the sliding holes 111, the positioning driving piece 13 is specifically arranged as a cylinder, the cylinder body is fixedly arranged on the sliding frame 31, and the piston rod of the cylinder is in transmission connection with the bottom of the positioning rods 12 so as to realize the function of driving the positioning rods 12 to reciprocate in the sliding holes 111, specifically, when all the positioning rods 12 move towards the center of the fixed table 11, the tire 6 is loosened, and when all the positioning rods 12 move away from the center of the fixed table 11, the positioning rods 12 are abutted against the inner side of the tire 6 to play a role in fixing the tire 6, further, a plurality of rolling elements 14 are arranged and formed into spheres and embedded in the fixed table 11, the rolling elements 14 can rotate on the fixed table 11 in any direction and are uniformly distributed on the table top of the fixed table 11, and when the tire 6 moves on the fixed table 11, the rolling elements 14 can be driven to roll, so that sliding friction force is converted into rolling friction force, and further, the function of conveniently positioning the tire 6 is played.

In the exemplary embodiment, the number of the positioning rods 12 and the slide holes 111 is 3, and the slide holes 111 are equidistantly arranged, but in other embodiments, the number of the positioning rods 12 and the slide holes 111 may be greater, so as to further enhance the fixing effect on the tire 6.

Specifically, in the exemplary embodiment, the detection mechanism includes a plurality of scanning cameras and a moving assembly, the scanning cameras are disposed on the periphery of the positioning mechanism, the moving assembly is disposed on the frame 1 and is used for fixing the scanning cameras and controlling the movement of the scanning cameras, further, the scanning cameras include an upper scanning camera 21 and a lower scanning camera 23, the moving assembly includes an upper moving assembly 22 and a lower moving assembly that respectively drive the movement of the upper scanning camera 21 and the lower scanning camera 23, further, the upper scanning camera 21 is disposed above the fixed table 11, the upper moving assembly 22 includes a moving head for mounting the upper scanning camera 21, a sliding rail for moving the moving head in the vertical direction, and a sliding rail for moving the moving head in the horizontal direction, that is, the upper scanning camera 21 can perform omnidirectional scanning above the fixed table 11 through the upper moving assembly 22, further, the moving head can also swing the upper scanning camera 21 at different angles to further adapt to the detection requirements of different orientations, and in particular, how the upper moving assembly 22 implements the technology is not described herein. Further, the lower scanning camera 23 is disposed below the fixed table 11, and is used for detecting the tire 6 lower crown, meanwhile, the fixed table 11 is provided with a yielding detection port 112, the lower scanning camera 23 is disposed below the fixed table 11 at the yielding detection port 112, further, the lower moving component is specifically an air cylinder, the cylinder body of the lower moving component is fixedly disposed on the frame 1, the upper scanning camera 21 is in transmission connection with a piston rod of the upper moving component, that is, the lower scanning camera 23 can move in the horizontal direction through the lower moving component, which belongs to the prior art and is not repeated.

Specifically, in the exemplary embodiment, referring to fig. 1 and 4, the tread detection mechanism 4 includes a detector and a detection driving member, specifically, the detector is configured as an encoder meter wheel, which is abutted against the tread of the tire 6 to read the tread information of the tire 6, further, the detection driving member includes a driving motor 42 and a driving arm 43, where the driving motor 42 is fixedly disposed on the frame 1, the driving arm 43 is integrally formed into an arc plate shape, one end of the driving arm 43 is fixedly disposed on an output shaft of the driving motor 42, when the driving motor 42 rotates, the driving arm 43 can be driven to rotate, and one end of the driving arm 43 far away from the driving motor 42 moves toward or away from the tire 6, further, the detector is fixedly disposed at one end of the driving arm 43 far away from the driving motor 42, that is, the abutment or separation between the detection member 41 and the tread of the tire 6 can be achieved through the driving motor 42.

Specifically, in the exemplary embodiment, referring to fig. 1 and 5, the rotation mechanism includes a pressing roller 51, a rotation driving member 52, and a separation driving member 53, wherein the pressing roller 51 is configured to abut against the tread of the tire 6, so that the tire 6 rotates, the rotation driving member 52 is configured to drive the pressing roller 51 to rotate, and the separation driving member 53 is configured to move the pressing roller 51 away from or close to the tire 6. Further, the two compression rollers 51 are specifically provided and are rotationally connected with the frame 1, the axial direction of the compression rollers 51 is perpendicular to the fixed table 11, further, the rotation driving member 52 is set as a motor, the output shaft of the rotation driving member and the compression rollers 51 are driven by a conveyor belt, in other embodiments, the rotation driving member can also be driven by a gear chain, further, in exemplary embodiments, the separation driving member 53 is provided as two cylinders, the cylinder bodies of the cylinders are fixedly arranged on the frame 1, the movement of the compression rollers 51 is realized by the movement of the piston rods, and how the movement of the compression rollers 51 is realized is in the prior art, and the tire 6 can be rotated on the fixed table 11 by a rotation mechanism, so that the detection efficiency and the detection precision are further improved.

Specifically, the control module is electrically connected to the feeding mechanism, the positioning mechanism, the detecting mechanism, the tread detecting mechanism 4 and the rotating mechanism through the PLC, and is used for controlling the operation of the above mechanisms so as to realize full-automatic detection of the tire 6.

To sum up, this application is through setting up feeding mechanism, positioning mechanism, detection mechanism, tread detection mechanism 4, rotary mechanism and control module, wherein, feeding mechanism can tire 6 carry to the testing position, positioning mechanism is used for carrying out the location to tire 6 before detecting, detection mechanism and tread detection mechanism 4 can carry out full automated inspection to the side wall and the tread of tire 6 respectively, rotary mechanism is used for making tire 6 produce the rotation, further improve detection efficiency, control module electricity is connected in feeding mechanism, positioning mechanism, detection mechanism, tread detection mechanism 4 and rotary mechanism, be used for controlling the operation of above-mentioned mechanism, in order to realize the full automated inspection of tire 6.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present application, and is not intended to limit the present application, but although the present application has been described in detail with reference to the foregoing embodiment, it will be apparent to those skilled in the art that modifications may be made to the technical solutions described in the foregoing embodiments, or that equivalents may be substituted for part of the technical features thereof. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application should be included in the protection scope of the present application.

Claims

1. A tire testing robot, comprising:

the positioning mechanism is used for realizing the positioning of the tire (6); the positioning mechanism comprises: a fixed table (11) for carrying the tyre (6); the positioning rods (12) are arranged in a plurality and penetrate through the fixed table (11), a plurality of sliding holes (111) are formed in the radial direction of the fixed table (11), the positioning rods (12) are in one-to-one correspondence with the sliding holes (111), and the positioning rods (12) can move in the sliding holes (111) along the radial direction of the fixed table (11); the positioning driving piece (13) is arranged on the fixed table (11) and is used for driving the positioning rod (12) to move;

the detection mechanism comprises a plurality of scanning cameras which are arranged on the periphery of the positioning mechanism; a moving assembly for fixing the scanning camera and controlling the movement of the scanning camera; the detection mechanism specifically comprises: an upper scanning camera (21) which is arranged above the fixed table (11) and can move in the horizontal direction and the vertical direction through a moving assembly; the lower scanning camera (23), the fixed table (11) is provided with a yielding detection port (112), the lower scanning camera (23) is arranged below the fixed table (11) at the yielding detection port (112) and can move horizontally through the moving assembly to detect the crown at the lower side of the tire (6); the moving assembly includes: an upper movement assembly (22) for controlling movement of the upper scanning camera (21); a lower movement assembly for controlling movement of the lower scanning camera (23);

feeding mechanism for moving said fixed table (11) and tyre (6), said feeding mechanism comprising: a frame (1); the sliding frame (31) is connected with the frame (1) in a sliding manner along the horizontal direction; the transmission assembly (32) is arranged on the frame (1) and used for driving the sliding frame (31) to slide on the frame (1);

tread detection means (4), said tread detection means (4) comprising: a detector in contact with the tread of the tire (6); a detection drive for moving the detector towards and/or away from the tyre (6);

a rotation mechanism for rotating a tire (6), the rotation mechanism comprising: a pressing roller (51) which is abutted against the tread of the tire (6); a rotation driving member (52) for rotating the press roller (51); -a separation drive (53) for moving said pressure roller (51) towards and/or away from the tyre (6);

2. The tire testing robot of claim 1, wherein said positioning mechanism further comprises:

and a plurality of rolling elements (14) which are formed in a spherical shape and are embedded in the fixed table (11), wherein the rolling elements (14) can rotate in any direction on the fixed table (11).