CN221133214U

CN221133214U - Bearing flexible defect detection sorting device

Info

Publication number: CN221133214U
Application number: CN202322858214.XU
Authority: CN
Inventors: 许明阳; 徐展; 王刚; 刘承煦; 许晓婷; 许广德
Original assignee: Anhui Lanke Intelligent Technology Co ltd
Current assignee: Anhui Lanke Intelligent Technology Co ltd
Priority date: 2023-10-24
Filing date: 2023-10-24
Publication date: 2024-06-14
Anticipated expiration: 2033-10-24

Abstract

The utility model discloses a bearing flexible defect detection sorting device, which relates to the field of bearing detection and comprises a first conveyor, wherein a first detection station, a second detection station and a screening station are sequentially arranged on one side of the first conveyor, a photoelectric detector I is arranged on one side, close to the first detection station, of the first conveyor, the first detection station and the second detection station can detect defects on the upper end, the lower end and the inner wall of a bearing, and the screening station can detect defects on the outer wall of the bearing. According to the utility model, through the combined arrangement of the first detection station, the second detection station and the screening station, continuous photographing detection operation can be implemented on the end face, the inner wall face and the outer wall face of the bearing. Various defects of each angle can be detected rapidly and comprehensively, the consumption of human resources is reduced, and the working efficiency is improved. In the detection process, the quality of pictures acquired in the detection process is improved, the detection error is reduced, and the accuracy of detection work is improved.

Description

Bearing flexible defect detection sorting device

Technical Field

The utility model relates to the field of bearing detection, in particular to a bearing flexible defect detection sorting device.

Background

Bearings are used as very common industrial metal products in the automobile industry, and the bearing with defects is likely to cause larger accidents or losses under the condition of damage in the use process, so that before the bearing is put into use, each bearing needs to be comprehensively detected to check whether each position of the bearing is damaged by scratches, indentations, chamfers, breakage and the like, so that the production system can be conveniently counted and managed.

At present, the existing detection and sorting technology applied to bearings mostly adopts manual detection or automatic bearing detection at a fixed station, the manual detection is to detect under strong light by using human eyes, the detection efficiency is reduced, detection deviation is easy to cause, false detection is caused, and the strong light irradiates the human eyes for a long time to cause vision damage. The automatic detection of fixed station is because the bearing detects time fixed in position, and camera light source angle is fixed, can't detect the defect of certain angle, influences the comprehensiveness of detection work.

Disclosure of utility model

In order to solve the problems, the application provides a bearing flexible defect detecting and sorting device.

In order to achieve the above purpose, the present application provides the following technical solutions: the utility model provides a flexible defect detection sorting device of bearing, includes first conveyer, first detection station, second detection station and screening station are installed in proper order to one side of first conveyer, photoelectric detector one is installed to one side that first conveyer is close to first detection station, second detection station can carry out defect detection to upper and lower both ends and inner wall of bearing, screening station can carry out defect detection to the bearing outer wall to the screening accords with detection standard's bearing, one side of screening station is provided with the second conveyer for transport the bearing that accords with detection standard.

Further, the first detection station comprises a six-axis mechanical arm I, a conveying claw head I and a detection seat I, wherein the conveying claw head I is arranged at one end part of the six-axis mechanical arm I, the conveying claw head I can convey a bearing on the first conveyor to a position opposite to the detection seat I, and an industrial camera I and a hollow light source I are arranged above the detection seat I.

Further, the second detection station comprises a six-axis mechanical arm II which can be in butt joint with the six-axis mechanical arm I, a conveying claw head II and a detection seat II, wherein the conveying claw head II is arranged at the two end parts of the six-axis mechanical arm II, the six-axis mechanical arm II and the conveying claw head II can convey the bearing after detection to a position opposite to the detection seat II, and an industrial camera II and a hollow light source II are arranged above the detection seat II.

Further, the first conveying claw head and the second conveying claw head comprise movable grabbing claw bodies, reflecting plates are arranged on the inner sides of the grabbing claw bodies and close to the upper sides of the grabbing claw bodies, and when the first conveying claw head and the second conveying claw head grab bearings respectively and convey the bearings to the positions right below the first industrial camera and the second industrial camera, the reflecting plates are located below the bearings.

Further, the screening station comprises a rotating table capable of bearing to rotate, a wire scanning camera and a linear light source are arranged on the front side of the rotating table, and a second photoelectric detector is arranged on one side, close to the second detection station, of the rotating table.

One side of the rotating table is provided with a moving plate capable of bearing the bearing after detection work is completed, the end part of the moving plate is provided with a first cylinder, the first cylinder can control the moving plate to slide, and the bearing which does not meet detection standards is transferred.

Further, movable clamping jaws are arranged above the rotating table and the moving plate, the two clamping jaws are connected through a linkage arm, a second cylinder and a third cylinder are arranged on the linkage arm, the second cylinder can control the linkage arm to move towards the rotating table and the moving plate, and the third cylinder can control the linkage arm to move towards the third cylinder of the second conveyor.

In summary, the utility model has the technical effects and advantages that:

According to the utility model, through the combined arrangement of the first detection station, the second detection station and the screening station, continuous photographing detection operation can be implemented on the end face, the inner wall face and the outer wall face of the bearing. Various defects of each angle can be detected rapidly and comprehensively, the consumption of human resources is reduced, and the working efficiency is improved. In the detection process, the quality of pictures acquired in the detection process is improved, the detection error is reduced, and the accuracy of detection work is improved. The method is suitable for detection operation of bearings of different types, and detection cost is reduced.

Drawings

In order to more clearly illustrate the embodiments of the application or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the application, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic perspective view of the present utility model.

FIG. 2 is a schematic diagram of the overall flow structure of the present utility model.

FIG. 3 is a schematic view of the structure of the claw head of the present utility model.

Fig. 4 is a schematic diagram showing a specific structure of a screening station according to the present utility model.

In the figure: 1. a first conveyor; 11. a first photodetector; 2. a first detection station; 21. six mechanical arms I; 22. a first conveying claw head; 221. a grabbing claw body; 222. a light reflecting plate; 23. detecting a first seat; 24. an industrial camera I; 25. a hollow light source I; 3. a second detection station; 31. six-axis mechanical arm II; 32. a second conveying claw head; 33. a second detection seat; 34. an industrial camera II; 35. a hollow light source II; 4. a screening station; 41. a rotating table; 42. a line scan camera; 43. a linear light source; 44. a second photodetector; 45. a moving plate; 451. a first cylinder; 46. a clamping jaw; 47. a linkage arm; 471. a second cylinder; 472. a third cylinder; 5. and a second conveyor.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Examples: referring to a flexible defect detection sorting device for bearings shown in fig. 1, the flexible defect detection sorting device comprises a first conveyor 1, a first detection station 2, a second detection station 3 and a screening station 4 are sequentially arranged on one side of the first conveyor 1, a photoelectric detector 11 is arranged on one side, close to the first detection station 2, of the first conveyor 1, the first detection station 2 and the second detection station 3 can detect defects on the upper end, the lower end and the inner wall of the bearing, and the screening station 4 can detect defects on the outer wall of the bearing. By the above operation, continuous photographing detection operation can be performed on the end face, the inner wall face, and the outer wall face of the bearing. And, screening station 4 can screen out the bearing that accords with the detection standard. A second conveyor 5 is arranged on one side of the screening station 4 for transporting bearings meeting detection criteria.

As shown in fig. 2, the first inspection station 2 includes a first six-axis mechanical arm 21, a first conveying claw 22 mounted on an end of the first six-axis mechanical arm 21, and a first inspection seat 23. When the bearing is moved to a position close to the first detection seat 23, the first photoelectric detector 11 is triggered to transmit signals to the PLC, the PLC controls the first six-axis mechanical arm 21 and the first conveying claw head 22 to convey the bearing to a position opposite to the first detection seat 23, and the first industrial camera 24 and the first hollow light source 25 are arranged above the first detection seat 23.

The first industrial camera 24 can detect and photograph the lower end face of the bearing, after photographing is completed, the first six-axis mechanical arm 21 drives the first conveying claw head 22 to drive the bearing to incline by a certain angle and adjust the position, then the first conveying claw head 22 is controlled to rotate at a constant speed for one circle, and the first industrial camera 24 can carry out continuous detection photographing operation on the inner wall face of a product. The hollow light source one 25 is used in conjunction with the industrial camera one 24 to facilitate the industrial camera one 24 to obtain a clearer image.

As shown in fig. 2, the second detection station 3 includes a second six-axis mechanical arm 31 that can be butted with the first six-axis mechanical arm 21, a second conveying claw head 32 that is mounted at the end of the second six-axis mechanical arm 31, and a second detection seat 33, where the second six-axis mechanical arm 31 and the second conveying claw head 32 can convey the detected bearing to a position facing the second detection seat 33, and turn over the bearing position, and at this time, the other end of the bearing faces upwards.

An industrial camera II 34 and a hollow light source II 35 are arranged above the detection seat II 33. The second industrial camera 34 can detect and photograph the lower end face of the bearing, after photographing is completed, the second six-axis mechanical arm 31 drives the second conveying claw head 32 to drive the bearing to incline by a certain angle and adjust the position, then the second conveying claw head 32 is controlled to rotate at a constant speed for one circle, and the second industrial camera 34 can carry out continuous detection photographing operation on the inner wall face of the other end of the product. The hollow light source two 35 is matched with the industrial camera two 34 to facilitate the industrial camera two 34 to acquire a clearer image. After the detection is finished, the six-axis mechanical arm II 31 and the conveying claw head II 32 can convey the detected bearing to the positive screening station 4.

As shown in fig. 3, the first conveying claw 22 and the second conveying claw 32 each include a movable gripping claw 221, and a reflective plate 222 is disposed on the inner side and above the gripping claw 221, and when the first conveying claw 22 and the second conveying claw 32 respectively grip the bearings and convey the bearings to the positions opposite to the first industrial camera 24 and the second industrial camera 34, the reflective plates 222 are located below the bearings. When the reflector 222 can effectively supplement light to the inner wall of the product, the image quality of the first industrial camera 24 and the second industrial camera 34 when grabbing the image of the inner wall of the bearing is improved, so that the defect condition of the inner wall of the bearing can be accurately identified, and the accuracy of detection work is improved.

As shown in fig. 4, the screening station 4 includes a rotating table 41 capable of bearing rotation, a wire scanning camera 42 and a linear light source 43 are disposed on the front side of the rotating table 41, and a second photodetector 44 is disposed on the side of the rotating table 41 close to the second detection station 3. After the bearing is transferred to the surface of the rotating table 41 by the six-axis mechanical arm two 31 and the transmission claw head two 32, the photoelectric detector two 44 triggers to transmit a signal to the PLC controller, and then the PLC controller can control the rotating table 41 to drive the bearing to rotate. At this time, the line scan camera 42 detects whether the outer side surface of the bearing has flaws, and the line light source 43 is matched with the line scan camera 42 so that the line scan camera 42 can obtain a clearer image.

Through the detection steps, continuous photographing detection operation can be carried out on the end face, the inner wall face and the outer wall face of the bearing. Various defects of various angles can be detected rapidly and comprehensively. The quality of the pictures acquired in the detection process is improved, the detection error is reduced, and the accuracy and the working efficiency of the detection work are improved. In this scheme, six arm one 21 and six arm two 31 all can change different conveying claw first 22 and conveying claw second 32, are applicable to the detection operation of the bearing of different models, have reduced detection cost.

One side of the rotating table 41 is provided with a moving plate 45 for carrying the bearing after the detection work is completed, and the bearing can be transported to the surface of the moving plate 45 after the detection work is completed. The end of the moving plate 45 is provided with a first air cylinder 451, the first air cylinder 451 can control the sliding of the moving plate 45, and the bearing which is positioned on the surface of the moving plate 45 and does not meet the detection standard is transferred to a flaw product collecting area, so that the purpose of smoothly screening out the bearing which does not meet the detection standard is achieved.

As shown in fig. 4, a movable clamping jaw 46 is disposed above the rotating table 41 and the moving plate 45, the two clamping jaws 46 are connected through a linkage arm 47, a second cylinder 471 and a third cylinder 472 are mounted on the linkage arm 47, when the bearing detection is completed, the second cylinder 471 controls the linkage arm 47 and the two clamping jaws 46 to move towards the rotating table 41 and the moving plate 45, the clamping jaw 46 on the surface of the rotating table 41 can clamp the bearing, then the third cylinder 472 controls the linkage arm 47 and the two clamping jaws 46 to move towards the second conveyor 5, the bearing on the surface of the rotating table 41 is transferred to the surface of the moving plate 45, the detection result is transmitted to the PLC controller, if the detection result is not met, the first cylinder 451 can control the moving plate 45 to slide, and the bearing on the surface of the moving plate 45 which is not met with the detection standard is transferred to the flaw collection area.

If the standard is met, the second cylinder 471 and the third cylinder 472 sequentially control the linkage arm 47 and the two clamping jaws 46 to return to the initial positions, the subsequent detection operation is continued, the bearing on the surface of the rotating table 41 can be transferred to the surface of the moving plate 45 again, and the bearing on the surface of the moving plate 45, which is in accordance with the standard, is transferred to the surface of the second conveyor 5 by the clamping jaws 46 on the surface of the moving plate 45, so that the bearing position is switched. And (5) transferring operation.

Finally, it should be noted that: the foregoing description of the preferred embodiments of the present utility model is not intended to be limiting, but rather, although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. A flexible defect detection sorting device of bearing, its characterized in that: the device comprises a first conveyor (1), wherein a first detection station (2), a second detection station (3) and a screening station (4) are sequentially arranged on one side of the first conveyor (1), a photoelectric detector I (11) is arranged on one side, close to the first detection station (2), of the first conveyor (1), the first detection station (2) and the second detection station (3) can detect defects on the upper end, the lower end and the inner wall of a bearing, the screening station (4) can detect defects on the outer wall of the bearing and screen out the bearing meeting detection standards, and a second conveyor (5) is arranged on one side of the screening station (4) and is used for transferring the bearing meeting the detection standards;

The screening station (4) comprises a rotating table (41) capable of bearing to rotate, a wire scanning camera (42) and a linear light source (43) are arranged on the front side of the rotating table (41), and a photoelectric detector II (44) is arranged on one side, close to the second detection station (3), of the rotating table (41);

one side of the rotating table (41) is provided with a moving plate (45) capable of bearing the bearing after detection work is completed, the end part of the moving plate (45) is provided with a first cylinder (451), the first cylinder (451) can control the moving plate (45) to slide, and the bearing which does not meet detection standards is transferred.

2. The bearing flexibility defect detection and sorting device of claim 1, wherein: the first detection station (2) comprises a six-axis mechanical arm I (21), a conveying claw head I (22) arranged at the end part of the six-axis mechanical arm I (21) and a detection seat I (23), the six-axis mechanical arm I (21) and the conveying claw head I (22) can convey a bearing on the first conveyor (1) to a position opposite to the detection seat I (23), and an industrial camera I (24) and a hollow light source I (25) are arranged above the detection seat I (23).

3. The bearing flexibility defect detecting and sorting device of claim 2, wherein: the second detection station (3) comprises a six-axis mechanical arm II (31) which can be in butt joint with the six-axis mechanical arm I (21), a conveying claw head II (32) arranged at the end part of the six-axis mechanical arm II (31) and a detection seat II (33), the six-axis mechanical arm II (31) and the conveying claw head II (32) can convey the detected bearing to a position opposite to the detection seat II (33), and an industrial camera II (34) and a hollow light source II (35) are arranged above the detection seat II (33).

4. A bearing flexibility defect detecting and sorting device according to claim 3, wherein: the first conveying claw head (22) and the second conveying claw head (32) comprise movable grabbing claw bodies (221), reflecting plates (222) are arranged on the inner sides and above the grabbing claw bodies (221), and when the first conveying claw head (22) and the second conveying claw head (32) respectively grab bearings and convey the bearings to the positions right below the first industrial camera (24) and the second industrial camera (34), the reflecting plates (222) are located below the bearings.

5. The bearing flexibility defect detection and sorting device of claim 1, wherein: the automatic feeding device is characterized in that movable clamping claws (46) are arranged above the rotating table (41) and the moving plate (45), the two clamping claws (46) are connected through a linkage arm (47), a second cylinder (471) and a third cylinder (472) are arranged on the linkage arm (47), the second cylinder (471) can control the linkage arm (47) to move towards the rotating table (41) and the moving plate (45), and the third cylinder (472) can control the linkage arm (47) to move towards the second conveyor (5).