Piston ring detector

Abstract

A piston ring detection machine relates to the field of mechanical equipment and comprises a rack, a qualified product blanking mechanism and an unqualified product blanking mechanism, the rack is connected with a panel, the panel is provided with a detection area, the detection area is provided with a mounting hole and connected with glass, a light source is arranged above the glass, and AI detection cameras are arranged above and below the glass; a feeding mechanism is arranged on the panel and located on one side of the detection area, the feeding mechanism comprises a feeding frame, the rack is connected with a push plate air cylinder, the push plate air cylinder is connected with a push plate, and the push plate air cylinder acts to drive the push plate to push the piston ring to glass in the detection area; a qualified product blowing air pipe and an unqualified product blowing air pipe are arranged in the detection area, air outlets of the qualified product blowing air pipe and the unqualified product blowing air pipe face the piston rings on the glass, the qualified product blowing air pipe blows the qualified piston rings to a qualified product discharging mechanism, and the unqualified product blowing air pipe blows the unqualified piston rings to an unqualified product discharging mechanism. According to the utility model, the working efficiency and accuracy are improved.

Description

Technical Field

[0001] The utility model relates to the field of mechanical equipment, and in particular to a vision-based piston ring detection device. Background Art

[0002] The piston ring is an important part of the internal combustion engine and one of the most demanding parts in the internal combustion engine. Its performance has a decisive influence on the quality of the internal combustion engine. The airtightness between the piston ring and the cylinder directly determines the working efficiency of the internal combustion engine. Therefore, the inspection of the piston ring is essential. It is necessary to check whether the surface of the piston ring has cracks, deformation, wear, corrosion, etc. The traditional inspection method is manual inspection, which is extremely inefficient and prone to errors. Utility Model Content

[0003] The purpose of the utility model is to overcome the deficiencies of the prior art and provide a piston ring detection machine which can improve working efficiency and accuracy.

[0004] The purpose of the utility model is achieved as follows: a piston ring detection machine is used to detect piston rings. The detection machine includes a frame, a qualified product unloading mechanism and a unqualified product unloading mechanism. The frame is connected to a panel, a detection area is provided on the panel, a mounting hole is provided at the detection area and connected to glass, a light source is provided above the glass, and AI detection cameras are provided above and below the glass; a feeding mechanism is provided on the panel, the feeding mechanism is located on one side of the detection area, the feeding mechanism includes a loading rack, and the piston ring is located in the loading rack; the frame is connected to a push plate cylinder, the push plate cylinder is connected to a push plate, and the movement of the push plate cylinder drives the push plate to push the piston ring onto the glass in the detection area; a qualified product blowing air pipe and an unqualified product blowing air pipe are provided at the detection area, the air outlets of the qualified product blowing air pipe and the unqualified product blowing air pipe are both facing the piston ring on the glass, the qualified product blowing air pipe blows the qualified piston ring to the qualified product unloading mechanism, and the unqualified product blowing air pipe blows the unqualified piston ring to the unqualified product unloading mechanism.

[0005] Furthermore, the unqualified product unloading mechanism includes a vertical guide rod, the upper end of the guide rod is conical, the lower end of the guide rod is connected to the bottom plate, and the bottom plate is connected to the frame.

[0006] Furthermore, a slider is connected to the lower surface of the bottom plate, a slide rail is connected to one side of the frame, and the slider is cooperatively arranged in the slide rail.

[0007] Furthermore, the feeding rack includes a frame, a feeding rod, and an L-shaped adjusting part; the frame is connected to the panel and has a distance between it and the panel, and a mounting ring is connected to the frame; there are multiple feeding rods, all of which are arranged vertically, and multiple feeding rods form a circular piston ring feeding area; the number of L-shaped adjusting parts is equal to the number of feeding rods, and the L-shaped adjusting part includes an integrally arranged vertical section and a horizontal section, the vertical section of the L-shaped adjusting part is provided with a vertical waist-shaped hole, and the horizontal section is provided with a horizontal waist-shaped hole, and the horizontal section is connected to the mounting ring through a diameter adjustment bolt passing through the horizontal waist-shaped hole; the feeding rod is connected to the vertical section of the L-shaped adjusting part through a height adjustment bolt passing through the vertical waist-shaped hole.

[0008] Furthermore, the facing surfaces of the vertical section of the feeding rod and the L-shaped adjusting member are respectively provided with a protrusion and a groove.

[0009] Furthermore, the upper end of each feeding rod is connected to a guide oblique rod, and the upper end of the guide oblique rod is inclined toward the outside of the piston ring feeding area.

[0010] Furthermore, there are two inspection areas, and the feeding mechanism is located between the two inspection areas; each inspection area has glass, a light source, an AI inspection camera, an air pipe for blowing qualified products, and an air pipe for blowing unqualified products, and there are two groups of unqualified product unloading mechanisms, which are located on one side of the corresponding inspection area respectively.

[0011] Furthermore, a conveyor belt is connected to the frame, and the qualified product unloading mechanism is arranged at the discharge end of the conveyor belt. The qualified product blowing air pipes in the two detection areas blow the qualified piston rings onto the conveyor belt, and the conveyor belt transports them to the qualified product unloading mechanism.

[0012] Furthermore, there are three AI detection cameras above each glass and three AI detection cameras below each glass.

[0013] Furthermore, a cover is connected to the outside of the frame, and the panel, feeding mechanism and AI detection camera are all arranged in the cover.

[0014] During the inspection, multiple piston rings are placed in the piston ring loading area surrounded by multiple loading rods to form a circle. The push plate cylinder works, driving the push plate to push the piston ring to the glass in the inspection area on one side. There are six AI inspection cameras above and below the glass to inspect the piston ring. If it is detected as a defective product, the defective product blowing air pipe will blow the defective piston ring to the defective product unloading mechanism; if it is detected as a qualified device, the qualified piston ring will be blown to the conveyor belt by the qualified product blowing air pipe, and then transported to the qualified product unloading mechanism by the conveyor belt. At the same time, the push plate cylinder moves in the opposite direction to push the piston ring to the glass in the inspection area on the other side, and the left and right sides are inspected alternately.

[0015] The beneficial effects of the utility model are: when inspecting each side, a total of six AI inspection cameras are used to inspect the piston ring with a high accuracy rate; the left and right sides are inspected alternately with high inspection efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the structure of the utility model;

[0017] Figure 2 for Figure 1 Left view of

[0018] Figure 3 for Figure 1 Schematic diagram after removing the cover;

[0019] Figure 4 for Figure 2 Schematic diagram after removing the cover;

[0020] Figure 5 for Figure 1 A top view of

[0021] Figure 6 for Figure 1 Middle AA view;

[0022] Figure 7 for Figure 1 Middle BB view;

[0023] Figure 8 for Figure 3 Enlarged view of middle C;

[0024] Fig. 9 for Figure 6 Enlarged view of part D in the middle.

[0025] In the figure, 1 is a frame, 2 is a qualified product unloading mechanism, 3 is a unqualified product unloading mechanism, 301 is a guide rod, 302 is a bottom plate, 303 is a slider, 304 is a slide rail, 305 is a baffle, 4 is a feeding mechanism, 401 is a frame, 402 is a feeding rod, 403 is an L-shaped adjustment part, 406 is a mounting ring, 407 is a piston ring feeding area, 408 is a vertical waist-shaped hole, 409 is a horizontal waist-shaped hole, 410 is a diameter adjustment bolt, 411 is a height adjustment bolt, 412 is a protrusion, 413 is a groove, 414 is a guide oblique rod, 5 is a push and blow mechanism, 501 is a push plate cylinder, 502 is a push plate, 503 is a blowing tube for qualified products, 504 is a blowing tube for unqualified products, 6 is an AI detection mechanism, 601 is an AI detection camera, 602 is a light source, 7 is a glass, 8 is a panel, 9 is a cover, and 10 is a conveyor belt. DETAILED DESCRIPTION

[0026] like Figures 1 to 7As shown, a piston ring inspection machine is used to inspect piston rings. The inspection machine includes a frame 1, a feeding mechanism 4, a pushing and blowing mechanism 5, an AI inspection mechanism 6, a qualified product unloading mechanism 2 and two groups of unqualified product unloading mechanisms 3.

[0027] A cover shell 9 is connected to the outside of the frame 1, and the frame 1 is connected to a panel 8. Two detection areas and a group of feeding mechanisms 4 are provided on the panel 8. The two detection areas are respectively located on the left and right sides of the feeding mechanism 4. A mounting hole is provided at each detection area and connected to a glass 7. A light source 602 is provided above the glass 7. Three AI detection cameras 601 are provided above and below the glass 7. The AI ​​detection camera 601 is installed on the frame 1 through a mounting frame and is located in the cover shell 9.

[0028] The feeding mechanism 4 is located between the two detection areas, and includes a frame 401, a feeding rod 402, and an L-shaped adjustment member 403; the frame 401 is connected to the panel 8 and is spaced from the panel 8, and the frame 401 is connected to a mounting ring 406. There are three feeding rods 402, all arranged vertically, and the three feeding rods 402 form a circular piston ring feeding area 407. There are three L-shaped adjustment members 403, and the L-shaped adjustment member 403 includes an integrally arranged vertical section and a horizontal section. The vertical section of the L-shaped adjustment member 403 is provided with a vertical waist-shaped hole 408, and the horizontal section is provided with a horizontal waist-shaped hole 409. The horizontal section is connected to the mounting ring 406 through a diameter adjustment bolt 410 passing through the horizontal waist-shaped hole 409; the feeding rod 402 is connected to the vertical section of the L-shaped adjustment member 403 through a height adjustment bolt 411 passing through the vertical waist-shaped hole 408.

[0029] A protrusion 412 is integrally provided on one side of the vertical section of the feeding rod 402 facing the L-shaped adjusting member 403, and a groove 413 is provided on one side of the vertical section of the L-shaped adjusting member 403 facing the feeding rod 402, and the protrusion 412 is arranged in the groove 413. The upper end of each feeding rod 402 is connected to a guide inclined rod 414, and the upper end of the guide inclined rod 414 is inclined toward the outside of the piston ring feeding area 407.

[0030] The material pushing and blowing mechanism 5 comprises a pushing plate 502 and a pushing plate cylinder 501 . The pushing plate cylinder 501 is connected to the frame 1 , and the pushing plate 502 is connected to the pushing plate cylinder 501 .

[0031] The qualified product unloading mechanism 2 is a prior art, and can adopt the ring sorting device in the publication number CN1718332A. The frame 1 is also connected to a conveyor belt 10, and the qualified product unloading mechanism 2 is arranged at the discharge end of the conveyor belt 10.

[0032] The two groups of unqualified product unloading mechanisms 3 are respectively located on one side of the corresponding detection area. The unqualified product unloading mechanism 3 includes a vertical guide rod 301. The upper end of the guide rod 301 is conical. The lower end of the guide rod 301 is connected to the bottom plate 302. The slider 303 is connected to the lower surface of the bottom plate 302. Both sides of the frame 1 are connected to the slide rail 304. The slider 303 is arranged in the slide rail 304. The baffle 305 is connected to both sides of the frame 1. The upper end of the guide rod 301 is located between the baffle 305 and the frame 1. The design of the baffle 305 allows the unqualified piston ring to be accurately and reliably sleeved on the guide rod 301.

[0033] The piston ring is located in the piston ring feeding area 407, and the push plate cylinder 501 drives the push plate 502 to push the piston ring onto the glass 7 in the inspection area. The air pipe 503 for blowing qualified products and the air pipe 504 for blowing unqualified products are set in the inspection area, and the air outlets of the air pipe 503 for blowing qualified products and the air pipe 504 for blowing unqualified products are both facing the piston ring on the glass 7. The air pipes 503 for blowing qualified products in the two inspection areas blow qualified piston rings onto the conveyor belt 10, which are transported by the conveyor belt 10 to the qualified product unloading mechanism 2, and the air pipe 504 for blowing unqualified products blows unqualified piston rings to the unqualified product unloading mechanism 3.

[0034] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. Piston ring inspection machine, for inspecting piston rings, includes a frame, a qualified product unloading mechanism and a unqualified product unloading mechanism, and is characterized by: The frame is connected to a panel, a detection area is provided on the panel, a mounting hole is provided at the detection area and connected to the glass, a light source is provided above the glass, and AI detection cameras are provided above and below the glass; a feeding mechanism is provided on the panel, the feeding mechanism is located on one side of the detection area, the feeding mechanism includes a loading rack, and a piston ring is located in the loading rack; the frame is connected to a push plate cylinder, the push plate cylinder is connected to a push plate, and the movement of the push plate cylinder drives the push plate to push the piston ring onto the glass in the detection area; an air pipe for blowing qualified products and an air pipe for blowing unqualified products are provided at the detection area, the air outlets of the air pipe for blowing qualified products and the air pipe for blowing unqualified products are both facing the piston ring on the glass, the air pipe for blowing qualified products blows the qualified piston ring to the qualified product unloading mechanism, and the air pipe for blowing unqualified products blows the unqualified piston ring to the unqualified product unloading mechanism.

2. The piston ring testing machine according to claim 1, characterized in that: The unqualified product unloading mechanism comprises a vertical guide rod, the upper end of the guide rod is conical, the lower end of the guide rod is connected to the bottom plate, and the bottom plate is connected to the frame.

3. The piston ring testing machine according to claim 2, characterized in that: A sliding block is connected to the lower surface of the bottom plate, a sliding rail is connected to one side of the frame, and the sliding block is cooperatively arranged in the sliding rail.

4. The piston ring testing machine according to claim 1, characterized in that: The feeding rack includes a frame, a feeding rod, and an L-shaped adjusting part; the frame is connected to the panel and has a distance between it and the panel, and a mounting ring is connected to the frame; there are multiple feeding rods, all of which are arranged vertically, and multiple feeding rods form a circular piston ring feeding area; the number of L-shaped adjusting parts is equal to the number of feeding rods, and the L-shaped adjusting part includes an integrally arranged vertical section and a horizontal section, the vertical section of the L-shaped adjusting part is provided with a vertical waist-shaped hole, and the horizontal section is provided with a horizontal waist-shaped hole, and the horizontal section is connected to the mounting ring through a diameter adjustment bolt passing through the horizontal waist-shaped hole; the feeding rod is connected to the vertical section of the L-shaped adjusting part through a height adjustment bolt passing through the vertical waist-shaped hole.

5. The piston ring testing machine according to claim 4, characterized in that: The facing surfaces of the vertical section of the feeding rod and the L-shaped adjusting piece are respectively provided with a protrusion and a groove.

6. The piston ring testing machine according to claim 4, characterized in that: The upper end of each feeding rod is connected with a guide inclined rod, and the upper end of the guide inclined rod is inclined toward the outside of the piston ring feeding area.

7. The piston ring testing machine according to claim 1, characterized in that: There are two inspection areas, and the feeding mechanism is located between the two inspection areas; each inspection area is equipped with glass, a light source, an AI inspection camera, an air pipe for blowing qualified products, and an air pipe for blowing unqualified products, and there are two groups of unqualified product unloading mechanisms, which are located on one side of the corresponding inspection area respectively.

8. The piston ring testing machine according to claim 7 is characterized in that: The frame is also connected to a conveyor belt, and the qualified product unloading mechanism is arranged at the discharge end of the conveyor belt. The qualified product blowing air pipes in the two detection areas blow the qualified piston rings onto the conveyor belt, and the conveyor belt transports them to the qualified product unloading mechanism.

9. The piston ring testing machine according to claim 8, characterized in that: There are three AI detection cameras above each piece of glass and three AI detection cameras under each piece of glass.

10. The piston ring testing machine according to claim 9, characterized in that: The frame is externally connected to a cover shell, and the panel, feeding mechanism and AI detection camera are all arranged inside the cover shell.

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