Automatic micro bearing detection device based on machine vision

Abstract

The utility model discloses a small bearing automatic detection device based on machine vision, which comprises a detection table, a blanking machine shell arranged on one side of the top end of the detection table, a cross-shaped turntable arranged above the detection table on one side of the blanking machine shell, piece placing frames arranged at equal intervals at the edge position of the top end of the cross-shaped turntable, a piece placing seat arranged on the inner side of one piece placing frame, and a piece placing plate arranged on the inner side of the other piece placing frame. A door-shaped frame is arranged at the top end of the detection table on the side, away from the discharging machine shell, of the cross-shaped rotating disc, a bearing seat is arranged at the center of the top end of the door-shaped frame, a base plate is arranged on the inner wall of the lower end of the bearing seat through a support, a telescopic driving part is installed on the outer wall of the side, away from the bearing seat, of the base plate, and a part containing plate is arranged at the end, away from the base plate, of the telescopic driving part. According to the utility model, not only is the detection efficiency of the detection device on a tiny bearing workpiece improved when the detection device is used, but also the purpose of automatically blanking the detected bearing easily is achieved, and the detection effect of the detection device on the bearing when the detection device is used is ensured.

Description

Technical Field

[0001] The utility model relates to the technical field of bearing detection, in particular to a micro bearing automatic detection device based on machine vision. Background Art

[0002] As the name suggests, micro bearings refer to a type of bearings with smaller specifications. They can be used in various industrial equipment, small rotary motors and other high-speed and low-noise fields. When producing and processing such micro bearings, in order to ensure the quality of the micro bearings, they need to be tested.

[0003] Reference publication number CN110243332A discloses an automatic bearing detection device, comprising: a base plate; a support portion arranged at the center of the base plate; a clamping portion arranged on both sides of the support portion and connected to the support portion; a detection portion for monitoring the inner diameter and outer diameter of the bearing; a control portion electrically connected to the detection portion; wherein the detection portion comprises: a vertical rod arranged perpendicularly to the support portion and fixedly connected, a first slide groove being vertically provided in the middle of the vertical rod, a control portion being provided in the vertical rod; a first cross rod being arranged perpendicularly to the vertical rod and located at the upper end of the vertical rod, a first detection portion being provided below an end of the first cross rod away from the vertical rod Measuring unit; the second horizontal bar is arranged perpendicular to the vertical bar and is slidably connected to the first slide groove. The second detection unit is respectively provided above and below the end of the second horizontal bar away from the vertical bar. Its advantages are: the outer diameter and inner diameter obtained are more accurate, manual errors are avoided, the accuracy is improved, and it is simple and convenient to use. According to the above, although the detection device can be well applied, it is usually not convenient for multiple stations to perform bearing detection operations in sequence, and it is difficult to ensure the detection efficiency of the bearings. In addition, the detection device is not convenient for automatic unloading of the bearings after detection, which often troubles people. Utility Model Content

[0004] The purpose of the present utility model is to provide an automatic detection device for micro bearings based on machine vision, so as to solve the problem that although the detection device proposed in the above background technology can be well applied, it is usually not convenient to perform detection operations on bearings in sequence at multiple stations, and it is difficult to ensure the detection efficiency of bearings. In addition, the detection device is not convenient for automatic unloading of bearings after detection.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a micro-bearing automatic detection device based on machine vision, comprising a detection platform, a blanking housing is provided on one side of the top of the detection platform, a cross-shaped turntable is provided above the detection platform on the side of the blanking housing, an equally spaced component placement frame is provided at the edge position of the top of the cross-shaped turntable, a component placement seat is provided on the inner side of one of the component placement frames, a portal frame is provided at the top of the detection platform away from the blanking housing on the side of the cross-shaped turntable, a bearing seat is provided at the center position of the top of the portal frame, a base plate is provided on the inner wall of the lower end of the bearing seat through a bracket, a telescopic driving member is installed on the outer wall of the base plate away from the bearing seat, a component placement plate is provided on the end of the telescopic driving member away from the base plate, a scanning detection module is installed on the outer wall of the component placement plate away from the telescopic driving member, and an electric control box is provided on the top of the detection platform away from the cross-shaped turntable.

[0006] Preferably, a rotating drive member is installed at the bottom of the detection table at the position of the cross-shaped turntable through a bracket, and a belt transmission structure is provided at the top of the rotating drive member. A vertical shaft is provided on one side of the top of the belt transmission structure, and the top of the vertical shaft is fixedly connected to the bottom end of the cross-shaped turntable. The rotating drive member and the belt transmission structure are arranged to drive the cross-shaped turntable to rotate.

[0007] Preferably, a conveyor belt is provided at the top of the detection table inside the blanking machine housing, and a guide rail is provided at the top of the detection table on one side of the conveyor belt through a bracket, so that the bearings can be conveyed and blanked.

[0008] Preferably, a screw transmission mechanism is provided at the top of the inspection platform on the side of the conveyor belt away from the guide rail through a bracket, an L-shaped seat body is installed on the outer wall of the screw transmission mechanism, and one side of the bottom end of the L-shaped seat body is slidably connected to the top of the guide rail, and the screw transmission mechanism is set to drive the L-shaped seat body to move laterally.

[0009] Preferably, guide seats are provided on both sides of the interior of the base plate, and guide rods are movably connected to the interior of the guide seats. Both ends of the guide rods extend to the outside of the guide seats, and one end of the guide rods is fixedly connected to the inner wall of the placement plate. The guide seats and the guide rods are arranged so as to limit the movement range of the placement plate.

[0010] Preferably, a component placement rack is provided on the outer wall of the L-shaped seat body, and a linkage seat is slidably connected to the inner wall of the component placement rack. The component placement rack can be used to place the lifting drive component.

[0011] Preferably, a lifting drive member is installed on the top of the mounting rack, and the bottom end of the lifting drive member is connected to the top of the linkage seat. The lifting drive member is provided to drive the linkage seat to perform lifting processing.

[0012] Preferably, a suction cup suction mechanism is provided at the bottom end of the linkage seat, and the suction cup suction mechanism is provided so as to allow the component seat to be adsorbed and transferred.

[0013] Compared with the prior art, the beneficial effects of the present invention are as follows: the automatic detection device for micro bearings based on machine vision not only improves the detection efficiency of micro bearing workpieces when the detection device is used, but also achieves the purpose of facilitating automatic unloading of bearings after detection, and ensures the detection effect of the bearings when the detection device is used;

[0014] (1) The belt drive structure is driven by a rotating driving member to rotate, so that the belt drive structure drives the cross-shaped turntable to rotate via the vertical shaft, so that the cross-shaped turntable drives the four component placement frames to rotate. When multiple component placement seats are correspondingly placed in the component placement frames, and the lower ends of the micro bearings are placed in the bearing grooves on the tops of the component placement seats, the bearings can be sequentially transferred to the bottom of the scanning detection module to perform multi-station sequential detection of the bearings, thereby improving the detection efficiency of the micro bearing workpiece when the detection device is used;

[0015] (2) The screw drive mechanism and the guide rail are arranged to drive the component rack to move horizontally, and the lifting drive member is arranged to drive the suction cup suction mechanism to move up and down, so that the suction cup suction mechanism can transfer the bearing that has been inspected on the left side to the top of the conveyor belt along with the component assembly, and the conveyor belt can transport the component assembly to unload the bearing, thereby achieving the purpose of facilitating the automatic unloading of the bearing that has been inspected;

[0016] (3) The placement plate is driven to translate by the telescopic driving member, so that the guide rod is located inside the guide seat and slides, so that the placement plate drives the scanning detection module to translate, and the scanning detection module can perform all-round detection of the bearing from above both sides of the bearing, thereby improving the detection range of the bearing, thereby ensuring the detection effect of the bearing when the detection device is used. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a three-dimensional schematic diagram of the utility model from a top view;

[0018] Figure 2 For this utility model Figure 1 A in the middle is an enlarged structural diagram;

[0019] Figure 3 This is a bottom view of the belt transmission structure of the utility model;

[0020] Figure 4 This is an enlarged side view of the structure of the component rack of the utility model;

[0021] Figure 5 This is an enlarged side view of the suction cup suction mechanism of the utility model.

[0022] In the figure: 1. Inspection table; 2. Electric control box; 3. Door frame; 4. Bearing seat; 5. Cross-shaped turntable; 6. Parts frame; 7. Parts seat; 8. Unloading machine housing; 9. Conveyor belt; 10. Screw transmission mechanism; 11. Parts rack; 12. Base plate; 13. Telescopic drive member; 14. Parts plate; 15. Scanning detection module; 16. Guide rod; 17. Guide seat; 18. Rotating drive member; 19. Belt transmission structure; 20. Vertical shaft; 21. Guide rail; 22. L-shaped seat; 23. Lifting drive member; 24. Linkage seat; 25. Suction cup suction mechanism. DETAILED DESCRIPTION

[0023] The following is a clear and complete description of the technical solutions in the embodiments of the present invention in conjunction with the accompanying drawings. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the present invention.

[0024] See also Figure 1-5 The present invention provides an embodiment of a micro bearing automatic detection device based on machine vision, comprising a detection platform 1, a blanking housing 8 is provided on one side of the top of the detection platform 1, a conveyor belt 9 is provided on the top of the detection platform 1 inside the blanking housing 8, and a guide rail 21 is provided on the top of the detection platform 1 on one side of the conveyor belt 9 through a bracket;

[0025] When in use, the conveyor belt 9 is provided to transport and unload the bearings;

[0026] A screw drive mechanism 10 is provided on the top of the inspection platform 1 on the side of the conveyor belt 9 away from the guide rail 21 through a bracket. An L-shaped base body 22 is installed on the outer wall of the screw drive mechanism 10. One side of the bottom end of the L-shaped base body 22 is slidably connected to the top of the guide rail 21.

[0027] When in use, the screw transmission mechanism 10 is arranged to drive the L-shaped seat 22 to move laterally;

[0028] The outer wall of the L-shaped seat body 22 is provided with a mounting frame 11, and the inner wall of the mounting frame 11 is slidably connected with a linkage seat 24;

[0029] When in use, the mounting rack 11 is provided to place the lifting drive member 23;

[0030] A lifting drive member 23 is installed on the top of the mounting frame 11, and the bottom end of the lifting drive member 23 is connected to the top of the linkage seat 24;

[0031] When in use, the lifting drive member 23 is set to drive the linkage seat 24 to perform lifting processing;

[0032] The bottom end of the linkage seat 24 is provided with a suction cup suction mechanism 25;

[0033] When in use, the suction cup suction mechanism 25 is set to absorb and transfer the component holder 7;

[0034] A cross-shaped turntable 5 is provided above the inspection table 1 on one side of the blanking machine housing 8. A rotating drive member 18 is installed at the bottom of the inspection table 1 at the position of the cross-shaped turntable 5 through a bracket. A belt transmission structure 19 is provided at the top of the rotating drive member 18. A vertical shaft 20 is provided on one side of the top of the belt transmission structure 19. The top of the vertical shaft 20 is fixedly connected to the bottom end of the cross-shaped turntable 5.

[0035] When in use, the cross-shaped turntable 5 is driven to rotate by the arrangement of the rotating driving member 18 and the belt transmission structure 19;

[0036] At the edge of the top of the cross-shaped turntable 5, there are equally spaced component placement frames 6. Inside each component placement frame 6, there is a component placement seat 7. A gantry 3 is provided at the top of the inspection table 1 on the side of the cross-shaped turntable 5 away from the blanking machine housing 8. A supporting seat 4 is provided at the center of the top of the gantry 3. A base plate 12 is provided on the inner wall of the lower end of the supporting seat 4 through a bracket. Guide seats 17 are provided on both sides of the interior of the base plate 12. A guide rod 16 is movably connected to the interior of the guide seat 17. Both ends of the guide rod 16 extend to the outside of the guide seat 17. One end of the guide rod 16 is fixedly connected to the inner wall of the component placement plate 14.

[0037] When in use, the guide seat 17 and the guide rod 16 are arranged to limit the movement range of the mounting plate 14;

[0038] A telescopic driving member 13 is installed on the outer wall of the base plate 12 away from the supporting seat 4, and a placement plate 14 is provided on the end of the telescopic driving member 13 away from the base plate 12. A scanning detection module 15 is installed on the outer wall of the placement plate 14 away from the telescopic driving member 13. An electric control box 2 is provided on the top of the detection table 1 on the side of the gantry 3 away from the cross-shaped turntable 5.

[0039] When the embodiment of the present application is in use, the belt transmission structure 19 is first driven by the rotating driving member 18 to operate, so that the belt transmission structure 19 drives the cross-shaped turntable 5 to rotate via the vertical shaft 20, so that the cross-shaped turntable 5 drives the four component placement frames 6 to rotate. When multiple component placement seats 7 are correspondingly placed in the component placement frames 6, and the lower ends of the micro bearings are placed in the bearing grooves at the tops of the component placement seats 7, the bearings can be sequentially transferred to the bottom of the scanning and detection module 15 for subsequent multi-station sequential detection of the bearings. After that, the component placement plate 14 is driven by the telescopic driving member 13 to translate, so that the guide rod 16 is located inside the guide seat 17. The part slides so that the placement plate 14 drives the scanning and detection module 15 to translate, so that the scanning and detection module 15 can perform all-round detection of the bearing from above both sides of the bearing, thereby improving the detection range of the bearing. Finally, the screw transmission mechanism 10 and the guide rail 21 are set to drive the placement frame 11 to move stably horizontally, and the lifting drive member 23 is set to drive the suction cup suction mechanism 25 to move up and down, so that the suction cup suction mechanism 25 can absorb and transfer the placement seat 7 on the leftmost side above the cross-shaped turntable 5 to the top of the conveyor belt 9, and the conveyor belt 9 can transport and unload the group of placement seats 7, thereby completing the use of the detection device.

Claims

1. The automatic detection device for micro bearings based on machine vision is characterized by: The invention comprises a testing platform (1), a feeding machine housing (8) is provided on one side of the top of the testing platform (1), a cross-shaped rotating disk (5) is provided above the testing platform (1) on one side of the feeding machine housing (8), a component placement frame (6) with equal spacing is provided at the edge position of the top of the cross-shaped rotating disk (5), a component placement seat (7) is provided on the inner side of one of the component placement frames (6), a door frame (3) is provided on the top of the testing platform (1) on the side of the cross-shaped rotating disk (5) away from the feeding machine housing (8), and a bearing seat is provided at the center position of the top of the door frame (3). (4), a base plate (12) is provided on the inner wall of the lower end of the bearing seat (4) through a bracket, a telescopic driving member (13) is installed on the outer wall of the base plate (12) on the side away from the bearing seat (4), a placement plate (14) is provided on the end of the telescopic driving member (13) away from the base plate (12), a scanning detection module (15) is installed on the outer wall of the placement plate (14) on the side away from the telescopic driving member (13), and an electric control box (2) is provided on the top of the detection table (1) on the side of the gantry (3) away from the cross-shaped turntable (5).

2. The automatic detection device for micro bearings based on machine vision according to claim 1 is characterized in that: A rotating drive member (18) is installed at the bottom of the detection platform (1) at the position of the cross-shaped rotating disk (5) through a bracket, and a belt transmission structure (19) is provided at the top of the rotating drive member (18). A vertical shaft (20) is provided on one side of the top of the belt transmission structure (19), and the top of the vertical shaft (20) is fixedly connected to the bottom of the cross-shaped rotating disk (5).

3. The automatic detection device for micro bearings based on machine vision according to claim 1 is characterized in that: A conveyor belt (9) is provided at the top of the detection platform (1) inside the unloading machine housing (8), and a guide rail (21) is provided at the top of the detection platform (1) on one side of the conveyor belt (9) via a bracket.

4. The automatic detection device for micro bearings based on machine vision according to claim 3 is characterized in that: A screw transmission mechanism (10) is provided at the top of the detection platform (1) on the side of the conveyor belt (9) away from the guide rail (21) through a bracket, and an L-shaped seat body (22) is installed on the outer wall of the screw transmission mechanism (10), and one side of the bottom end of the L-shaped seat body (22) is slidably connected to the top of the guide rail (21).

5. The automatic detection device for micro bearings based on machine vision according to claim 1 is characterized in that: Guide seats (17) are provided on both sides of the base plate (12), and the guide seats (17) are movably connected to the inside of the guide seats (17). Both ends of the guide rod (16) extend to the outside of the guide seats (17), and one end of the guide rod (16) is fixedly connected to the inner wall of the mounting plate (14).

6. The automatic detection device for micro bearings based on machine vision according to claim 4 is characterized in that: A mounting frame (11) is provided on the outer wall of the L-shaped seat body (22), and a linkage seat (24) is slidably connected to the inner wall of the mounting frame (11).

7. The automatic detection device for micro bearings based on machine vision according to claim 6 is characterized in that: A lifting drive member (23) is installed at the top of the mounting frame (11), and the bottom end of the lifting drive member (23) is connected to the top of the linkage seat (24).

8. The automatic detection device for micro bearings based on machine vision according to claim 6 is characterized in that: A suction cup suction mechanism (25) is provided at the bottom end of the linkage seat (24).

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