Appearance detection device for impeller blade of slurry pump

Abstract

The invention belongs to the technical field of appearance detection, and provides a slurry pump impeller blade appearance detection device which comprises a base, the base is fixedly connected with a supporting plate, the supporting plate is fixedly connected with a first motor, an output shaft of the first motor is fixedly connected with a positioning plate, and the positioning plate is connected with a limiting mechanism. The limiting mechanism can tension and fix the impeller blade and can drive the impeller blade to rotate at the same time; the base is fixedly connected with a supporting frame, a guide rail is horizontally arranged on the supporting frame, and a sliding plate is horizontally connected into the guide rail in a sliding mode. According to the invention, the foam pad seals the area near the spots, so that the situation that the detection of the camera is affected by more water vapor in the air and more water drops on the surfaces of the impeller blades due to water flow splashing during high-pressure flushing of the spots can be avoided; and after the spots are cleaned at high pressure, impeller blade surface flaw damage detection errors caused by stain attachment can be avoided.

Description

Technical Field

[0001] The invention belongs to the technical field of appearance detection, and in particular relates to an appearance detection device for a slurry pump impeller blade. Background Art

[0002] Slurry pump refers to a machine that increases the energy of solid-liquid mixed medium by centrifugal force (rotation of the pump impeller), and converts electrical energy into kinetic energy and potential energy of the medium. It is mainly used in industries such as mining, power plants, dredging, metallurgy, chemicals, building materials and petroleum. Impeller refers to the general term for the impeller and the rotating blades installed on it. Impellers can be classified according to shape and opening and closing conditions.

[0003] During the inspection, some spots will be detected on the surface of the slurry pump impeller. These spots need to be cleaned to determine whether they are stains or scratches. At this time, if a conventional wiping manipulator is used to wipe it, it will easily cause the slurry pump impeller to be positioned out of position, and if the surface of the impeller is rough, the wiping effect will be poor, affecting subsequent inspection and observation; if high-pressure washing is used, water will splash, and the splashing water droplets attached to the impeller will affect the appearance inspection of the rest of the parts, and a large amount of water vapor will be formed in the surrounding air during high-pressure washing, affecting the image capture clarity of the camera equipment. Summary of the invention

[0004] The purpose of the present invention is to provide a slurry pump impeller appearance inspection device, aiming to solve the technical problem in the prior art that some spots will be detected on the surface of the slurry pump impeller during inspection, and these spots are not easy to clean, which affects further inspection and judgment.

[0005] The present invention is implemented as follows: a slurry pump impeller blade appearance inspection device comprises a base, the base is fixedly connected to a support plate, the support plate is fixedly connected to a No. 1 motor, the output shaft of the No. 1 motor is fixedly connected to a positioning plate, the positioning plate is connected to a limiting mechanism, the limiting mechanism can tighten and fix the impeller blade, and the limiting mechanism can drive the impeller blade to rotate;

[0006] The base is fixedly connected to a support frame, a guide rail is horizontally arranged on the support frame, a slide plate is horizontally slidably connected to the guide rail, a camera is fixedly connected to the slide plate, and a retractable No. 3 electric rod is fixedly connected between the slide plate and the support frame;

[0007] The slide plate is fixedly connected with a cleaning component, and the cleaning component can perform high-pressure flushing on the impeller blade. The spray part of the cleaning component is movable and retractable, and the spray part of the cleaning component is fixedly connected with a jacket, and a foam pad is fixedly arranged at the bottom of the jacket. When the impeller blade is arranged horizontally, the cleaning component can drive the foam pad to contact the surface of the impeller blade, and a filter component for filtering and diverting flushing water is arranged inside the jacket;

[0008] The outer wall of the outer sleeve is fixedly connected with a positioning mechanism. When the positioning plate drives the impeller blade outside the limiting mechanism to be perpendicular to the horizontal plane, the cleaning component can drive the positioning mechanism to contact the outer wall of the central sleeve of the impeller blade.

[0009] Further technical solution: the cleaning component includes a water tank and a high-pressure water gun, the water tank is fixedly connected to the slide, the water tank is connected to the high-pressure water gun, and the high-pressure water gun can be vertically extended and retracted.

[0010] Further technical solution: the positioning mechanism includes a fixing seat, a second electric rod, an arc plate and a limiting groove;

[0011] Both side walls of the outer sleeve are fixedly connected with fixing seats, and the fixing seats are fixedly connected with a No. 2 electric rod. The telescopic end of the No. 2 electric rod is fixedly connected with an arc plate, and a limiting groove is provided at one end of the arc plate close to the foam pad.

[0012] Further technical solution: a plurality of rubber teeth are arranged on the end surface of the arc plate away from the second electric rod.

[0013] Further technical solution: the filter assembly includes a guide groove and a drain pipe, the inner wall of the outer sleeve is annular, and a plurality of guide grooves are arranged on the inner wall of the outer sleeve, the surfaces of the guide grooves facing the center of the outer sleeve are all arc-shaped, and filter screens are arranged on the arc-shaped surfaces, all the guide grooves are hollow inside, the side walls of the outer sleeve are hollow, all the guide grooves are connected to the side walls of the outer sleeve, and the side walls of the outer sleeve are connected to the drain pipe.

[0014] Further technical solution: the slide plate is fixedly connected with a fan, and the fan and the cleaning component are respectively arranged on both sides of the camera.

[0015] Further technical solution: the limiting mechanism includes a No. 2 motor, a No. 1 electric rod and a limiting plate;

[0016] The No. 2 motor is fixedly connected to the lower end surface of the positioning plate, the output shaft of the No. 2 motor passes through the positioning plate, and the output shaft of the No. 2 motor is fixedly connected to a plurality of No. 1 electric rods, and the telescopic end of the No. 1 electric rod is fixedly connected to the limiting plate.

[0017] Compared with the prior art, the present invention has the following beneficial effects:

[0018] 1. When spots are detected on the surface of the impeller blade, the limit mechanism starts and drives the impeller blade to rotate, thereby moving the spot to the bottom of the support frame; the cleaning component is started to extend, and the cleaning component drives the outer cover and the foam pad to move downward, and the foam pad contacts the surface of the impeller blade, thereby sealing the area near the spot. At this time, the cleaning component is started to perform high-pressure flushing on the impeller blade, and the flushed water flow is guided out from the filter component. At the same time, the stains in the water can be filtered through the filter component to prevent the stains from splashing with the water flow;

[0019] 2. The foam pad seals the area near the spot to avoid splashing water during high-pressure washing of the spot, which may cause more water vapor in the air and more water droplets on the impeller surface, affecting the camera detection; high-pressure washing of the spot can avoid stains adhering to the impeller surface and causing detection errors;

[0020] 3. When a spot is detected, the cleaning component drives the outer cover and the foam pad to move downward, and the foam pad contacts the surface of the impeller sleeve. At the same time, the positioning mechanism starts to press the foam pad against the outer wall of the impeller sleeve, thereby sealing the area near the spot. At this time, the cleaning component is started to perform high-pressure flushing on the impeller sleeve. After the flushing is completed, the limiting mechanism drives the impeller sleeve to rotate, and the positioning mechanism can cooperate with the foam pad to wipe the surface of the impeller sleeve;

[0021] 4. When high-pressure water washes the outer wall of the impeller blade, it is reflected in all directions, and the impact force of the high-pressure water is absorbed through all the guide grooves and the reflected high-pressure water is filtered to avoid splashing of stains under washing. The surfaces of the guide grooves facing the center of the jacket are all arc-shaped, which can increase the filtering area of ​​the filter. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 It is a schematic diagram of the overall structure of the present invention.

[0023] Figure 2 It is a connection diagram of the positioning plate and the limiting mechanism in the present invention.

[0024] Figure 3 It is a structural schematic diagram of the limiting mechanism in the present invention.

[0025] Figure 4 It is a schematic diagram of the connection between the slide plate and the third electric rod in the present invention.

[0026] Figure 5 It is a schematic diagram of the lower connection structure of the slide plate in the present invention.

[0027] Figure 6 It is a structural schematic diagram of the positioning mechanism in the present invention.

[0028] Figure 7 It is a schematic diagram of the structure of the filter assembly in the present invention.

[0029] In the attached drawings: 1. base; 2. support plate; 3. motor No. 1; 4. positioning plate; 5. limiting mechanism; 51. motor No. 2; 52. electric rod No. 1; 53. limiting plate; 6. fan; 7. cleaning component; 71. water tank; 72. high-pressure water gun; 8. positioning mechanism; 81. fixing seat; 82. electric rod No. 2; 83. arc plate; 84. limiting groove; 85. rubber teeth; 9. filtering component; 91. guide groove; 92. drain pipe; 10. guide rail; 11. skateboard; 12. electric rod No. 3; 13. jacket; 14. foam pad; 15. supporting frame; 16. camera. DETAILED DESCRIPTION

[0030] In order to make the purpose, technical solution and advantages of the present invention more clearly understood, the present invention is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not intended to limit the present invention.

[0031] The specific implementation of the present invention is described in detail below in conjunction with specific embodiments.

[0032] like Figure 1-Figure 7 As shown, a slurry pump impeller blade appearance inspection device provided by the present invention comprises a base 1, the base 1 is fixedly connected to a support plate 2, the support plate 2 is fixedly connected to a No. 1 motor 3, the output shaft of the No. 1 motor 3 is fixedly connected to a positioning plate 4, the positioning plate 4 is connected to a limiting mechanism 5, the limiting mechanism 5 can tighten and fix the impeller blade, and the limiting mechanism 5 can drive the impeller blade to rotate;

[0033] The base 1 is fixedly connected to a support frame 15, a guide rail 10 is horizontally arranged on the support frame 15, a slide plate 11 is horizontally slidably connected to the guide rail 10, a camera 16 is fixedly connected to the slide plate 11, and a retractable No. 3 electric rod 12 is fixedly connected between the slide plate 11 and the support frame 15;

[0034] The slide plate 11 is fixedly connected with a cleaning component 7, and the cleaning component 7 can perform high-pressure flushing on the impeller blade. The spraying part of the cleaning component 7 is movable and retractable, and the spraying part of the cleaning component 7 is fixedly connected with a jacket 13, and a foam pad 14 is fixedly arranged at the bottom of the jacket 13. When the impeller blade is arranged horizontally, the cleaning component 7 can drive the foam pad 14 to contact the surface of the impeller blade. The inner part of the jacket 13 is provided with a filter component 9 for filtering and diverting flushing water;

[0035] The outer wall of the outer sleeve 13 is fixedly connected with a positioning mechanism 8. When the positioning plate 4 drives the impeller blade outside the limiting mechanism 5 to be perpendicular to the horizontal plane, the cleaning component 7 can drive the positioning mechanism 8 to contact the outer wall of the impeller blade center sleeve.

[0036] In this embodiment, when the impeller blade is inspected, the central shaft sleeve of the impeller blade is sleeved on the outside of the limiting mechanism 5, and the limiting mechanism 5 is started to fix the central shaft sleeve of the impeller blade. At this time, the impeller blade is placed horizontally, and the slide plate 11 is driven to slide by the third electric rod 12. The slide plate 11 drives the camera 16 to move to the upper side of the impeller blade, and the camera 16 detects surface defects and damages of the impeller blade;

[0037] During this process, when spots are detected on the surface of the impeller blade, the limiting mechanism 5 is started and drives the impeller blade to rotate, thereby moving the spot part to the bottom of the support frame 15; the cleaning component 7 is started to extend, and the cleaning component 7 drives the outer cover 13 and the foam pad 14 to move downward, and the foam pad 14 contacts the surface of the impeller blade, thereby sealing the area near the spot. At this time, the cleaning component 7 is started to perform high-pressure washing on the impeller blade, and the water flow after washing is discharged from the filter component 9. At the same time, the stains in the water can be filtered by the filter component 9 to prevent the stains from splashing with the water flow;

[0038] The foam pad 14 seals the area near the spot to avoid splashing of water during high-pressure washing of the spot, which may cause more water vapor in the air and more water droplets on the impeller blade surface, affecting the detection of the camera 16; after high-pressure washing of the spot, stains can be prevented from adhering to the impeller blade surface and causing detection errors;

[0039] After the flushing is completed, the third electric rod 12 is started to reciprocate and extend, and the third electric rod 12 drives the foam pad 14 to reciprocate and wipe the spot, so as to further clean the spot. After the cleaning is completed, the high-pressure water gun 72 is retracted and reset, and the spot is detected and confirmed again through the camera 16 at this time;

[0040] When the outer part of the impeller sleeve is inspected for damage, the first motor 3 is started, and the first motor 3 drives the impeller to be perpendicular to the horizontal plane. At this time, the side wall of the impeller sleeve is vertical. At this time, the limit mechanism 5 is started, and the limit mechanism 5 drives the impeller to rotate. The camera 16 can perform 360-degree inspection on the outer part of the impeller sleeve.

[0041] When a spot is detected, the cleaning component 7 drives the outer sleeve 13 and the foam pad 14 to move downward, and the foam pad 14 contacts the surface of the impeller sleeve. At the same time, the positioning mechanism 8 starts to press the foam pad 14 against the outer wall of the impeller sleeve, thereby sealing the area near the spot. At this time, the cleaning component 7 is started to perform high-pressure flushing on the impeller sleeve. After the flushing is completed, the limiting mechanism 5 drives the impeller sleeve to rotate, and the positioning mechanism 8 can cooperate with the foam pad 14 to wipe the surface of the impeller sleeve.

[0042] like Figure 1As shown, a slurry pump impeller appearance inspection device provided by the present invention, the cleaning component 7 includes a water tank 71 and a high-pressure water gun 72, the water tank 71 is fixedly connected to the slide plate 11, the water tank 71 is connected to the high-pressure water gun 72, and the high-pressure water gun 72 can be vertically extended.

[0043] In this embodiment, the high-pressure water gun 72 can be moved down to the vicinity of the impeller blades and wash the spots on the surface of the impeller blades.

[0044] like Figure 6 As shown, a slurry pump impeller blade appearance inspection device provided by the present invention, the positioning mechanism 8 includes a fixing seat 81, a second electric rod 82, an arc plate 83 and a limiting groove 84;

[0045] The side walls of the outer sleeve 13 are fixedly connected with a fixing seat 81, and the fixing seat 81 is fixedly connected with a second electric rod 82. The telescopic end of the second electric rod 82 is fixedly connected with an arc plate 83, and a limiting groove 84 is provided at one end of the arc plate 83 close to the foam pad 14.

[0046] In this embodiment, the No. 2 electric rod 82 is started, and the No. 2 electric rod 82 can drive the arc plate 83 to move downward, and the limiting groove 84 on the arc plate 83 can contact the foam pad 14, thereby pressing the foam pad 14 and the outer wall of the impeller sleeve to increase the sealing performance between the foam pad 14 and the impeller sleeve.

[0047] like Figure 6 As shown, a slurry pump impeller appearance inspection device provided by the present invention is provided, and a plurality of rubber teeth 85 are arranged on the end surface of the arc plate 83 away from the second electric rod 82.

[0048] In this embodiment, when the limiting groove 84 on the arc plate 83 contacts the foam pad 14, all the rubber teeth 85 fit with the outer wall of the impeller sleeve. When the outer wall of the impeller sleeve is flushed, the limiting mechanism 5 drives the impeller sleeve to rotate, and the rubber teeth 85 and the foam pad 14 wipe the surface of the impeller sleeve together. The rubber teeth 85 are tooth-shaped, which can increase the effect of removing stains on the surface of the impeller sleeve.

[0049] like Figure 7 As shown, a slurry pump impeller appearance inspection device provided by the present invention is provided, the filter assembly 9 includes a guide groove 91 and a drain pipe 92, the inner wall of the outer sleeve 13 is annular, and a plurality of guide grooves 91 are arranged on the inner wall of the outer sleeve 13, the surfaces of the guide grooves 91 facing the center of the outer sleeve 13 are all arc-shaped, and filter screens are arranged on the arc-shaped surfaces, all the guide grooves 91 are hollow inside, the side walls of the outer sleeve 13 are hollow, all the guide grooves 91 are connected to the side walls of the outer sleeve 13, and the side walls of the outer sleeve 13 are connected to the drain pipe 92.

[0050] In this embodiment, when high-pressure water flushes the outer wall of the impeller blade, it is reflected in all directions, and the impact force of the high-pressure water is absorbed by all the guide grooves 91 and the reflected high-pressure water is filtered to avoid splashing of stains caused by flushing. The surfaces of the guide grooves 91 facing the center of the outer sleeve 13 are all arc-shaped, which can increase the filtering area of ​​the filter.

[0051] like Figure 1 As shown, a slurry pump impeller appearance inspection device provided by the present invention is provided, wherein the slide plate 11 is fixedly connected to the fan 6, and the fan 6 and the cleaning assembly 7 are respectively arranged on both sides of the camera 16.

[0052] In this embodiment, before starting the detection, the fan 6 can be used to clear the dust and impurities on the impeller blades in advance.

[0053] like Figure 3 As shown, a slurry pump impeller appearance inspection device provided by the present invention, the limiting mechanism 5 includes a second motor 51, a first electric rod 52 and a limiting plate 53;

[0054] The second motor 51 is fixedly connected to the lower end surface of the positioning plate 4 , the output shaft of the second motor 51 passes through the positioning plate 4 , and the output shaft of the second motor 51 is fixedly connected to a plurality of first electric rods 52 , and the telescopic end of the first electric rod 52 is fixedly connected to the limiting plate 53 .

[0055] In this embodiment, the impeller shaft sleeve is set outside all the limit plates 53, all the No. 1 electric rods 52 are started, and all the No. 1 electric rods 52 drive the limit plates 53 connected thereto to move outward, thereby fixing the impeller blades, and the No. 2 motor 51 is started, and the No. 2 motor 51 drives all the limit plates 53 to rotate, and all the limit plates 53 jointly drive the impeller blades outside thereof to rotate.

[0056] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

[0057] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A slurry pump impeller appearance inspection device, comprising a base (1), wherein the base (1) is fixedly connected to a support plate (2), characterized in that: The support plate (2) is fixedly connected to a first motor (3), the output shaft of the first motor (3) is fixedly connected to a positioning plate (4), the positioning plate (4) is connected to a limiting mechanism (5), the limiting mechanism (5) can tighten and fix the impeller blade, and the limiting mechanism (5) can drive the impeller blade to rotate; The base (1) is fixedly connected to a support frame (15), a guide rail (10) is horizontally arranged on the support frame (15), a slide plate (11) is horizontally slidably connected to the guide rail (10), a camera (16) is fixedly connected to the slide plate (11), and a retractable No. 3 electric rod (12) is fixedly connected between the slide plate (11) and the support frame (15); The slide plate (11) is fixedly connected to a cleaning component (7), and the cleaning component (7) can perform high-pressure flushing on the impeller blades. The spraying portion of the cleaning component (7) is movable and retractable, and the spraying portion of the cleaning component (7) is fixedly connected to a jacket (13). A foam pad (14) is fixedly arranged at the bottom of the jacket (13). When the impeller blades are arranged horizontally, the cleaning component (7) can drive the foam pad (14) to contact the surface of the impeller blades. A filter component (9) for filtering and diverting flushing water is arranged inside the jacket (13); The outer wall of the outer sleeve (13) is fixedly connected with a positioning mechanism (8). When the positioning plate (4) drives the impeller blade outside the limiting mechanism (5) to be perpendicular to the horizontal plane, the cleaning component (7) can drive the positioning mechanism (8) to contact the outer wall of the central sleeve of the impeller blade.

2. The slurry pump impeller appearance detection device according to claim 1, characterized in that: The cleaning assembly (7) comprises a water tank (71) and a high-pressure water gun (72); the water tank (71) is fixedly connected to the slide plate (11); the water tank (71) is connected to the high-pressure water gun (72); and the high-pressure water gun (72) can be vertically extended and retracted.

3. The slurry pump impeller blade appearance detection device according to claim 1, characterized in that: The positioning mechanism (8) comprises a fixing seat (81), a second electric rod (82), an arc plate (83) and a limiting groove (84); The side walls on both sides of the outer sleeve (13) are fixedly connected to a fixing seat (81), the fixing seat (81) is fixedly connected to a second electric rod (82), the telescopic end of the second electric rod (82) is fixedly connected to an arc plate (83), and a limiting groove (84) is provided at one end of the arc plate (83) close to the foam pad (14).

4. The slurry pump impeller appearance detection device according to claim 3, characterized in that: The end surface of the arc-shaped plate (83) facing away from the second electric rod (82) is provided with a plurality of rubber teeth (85).

5. The slurry pump impeller appearance detection device according to claim 1, characterized in that: The filter assembly (9) comprises a guide groove (91) and a drain pipe (92); the inner wall of the outer sleeve (13) is annular, and a plurality of guide grooves (91) are arranged on the inner wall of the outer sleeve (13); the surfaces of the guide grooves (91) facing the center of the outer sleeve (13) are all arc-shaped, and filter screens are arranged on the arc-shaped surfaces; all the guide grooves (91) are hollow inside, the side wall of the outer sleeve (13) is hollow, all the guide grooves (91) are connected to the side wall of the outer sleeve (13), and the side wall of the outer sleeve (13) is connected to the drain pipe (92).

6. The slurry pump impeller appearance detection device according to claim 1, characterized in that: The slide plate (11) is fixedly connected to a fan (6), and the fan (6) and the cleaning assembly (7) are respectively arranged on both sides of the camera (16).

7. The slurry pump impeller blade appearance detection device according to claim 1, characterized in that: The limiting mechanism (5) comprises a second motor (51), a first electric rod (52) and a limiting plate (53); The second motor (51) is fixedly connected to the lower end surface of the positioning plate (4); the output shaft of the second motor (51) passes through the positioning plate (4); the output shaft of the second motor (51) is fixedly connected to a plurality of first electric rods (52); and the telescopic end of the first electric rod (52) is fixedly connected to a limiting plate (53).

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