Modularized locomotive visual inspection device

Abstract

The utility model discloses a modularized locomotive visual inspection device, which comprises an inspection table and an inspection unit, the inspection unit is arranged above the inspection table, the inspection unit comprises a support block, the side wall of the support block is connected with a motor, the output end of the motor is connected with a rotating rod, the outer wall of the rotating rod is sleeved with an inner arc plate, and the inner arc plate is connected with the support block. Outer arc plates are arranged on the outer sides of the inner arc plates in a crossed mode, the inner arc plates and the outer arc plates are arc plate bodies, outer pulleys are slidably connected to the top walls of the outer arc plates, connecting rods are rotatably connected to the ends of the outer pulleys, inner pulleys are rotatably connected to the ends, away from the outer pulleys, of the connecting rods, and the inner pulleys are slidably arranged on the bottom walls of the inner arc plates. And the outer wall of the connecting rod is sleeved with a connecting frame, and the lower end of the connecting frame is connected with visual inspection equipment.

Description

TECHNICAL FIELD

[0001] The utility model relates to visual inspection technical field, concretely is a kind of modular locomotive visual inspection device. BACKGROUND

[0002] In railway transportation system, locomotive running gear is the core bearing system of train operation, and the precision of its technical parameters is closely related to train safety and transportation efficiency. During each locomotive entry into warehouse for maintenance, comprehensive and meticulous detection is required, which is a key link to ensure the safe and stable operation of locomotive. Visual inspection is a technology based on machine vision, which integrates optical imaging, image processing, pattern recognition and artificial intelligence algorithm. It automatically detects, analyzes and judges the appearance, size, position, defects and state of target objects through non-contact means. Modular locomotive visual inspection device is an intelligent equipment for non-contact detection of key components of locomotive based on machine vision technology and modular design concept.

[0003] For damage detection of some precision components, the components need to be disassembled and placed on the detection table for detection with high-precision visual module. The detection equipment of existing modular locomotive visual inspection device is mostly fixed, which is not convenient for flexible detection in all directions. During actual detection operation, the installation position and angle of detection equipment need to be frequently adjusted manually, and then fixed again, which is a complicated operation process and greatly reduces the detection efficiency.

[0004] Therefore, a modular locomotive visual inspection device is needed to solve the above problems. UTILITY MODEL CONTENTS

[0005] The utility model aims to provide a kind of modular locomotive visual inspection device to solve the problems raised in the above background technology.

[0006] To achieve the above purpose, the utility model provides the following technical scheme: a kind of modular locomotive visual inspection device, comprising:

[0007] a detection table;

[0008] a detection unit, which is placed above the detection table, the detection unit includes a support block, the side wall of the support block is connected with a motor, the output end of the motor is connected with a rotating rod, the outer wall of the rotating rod is sleeved with an inner arc plate, the outer side of the inner arc plate is cross-connected with an outer arc plate, the inner arc plate and the outer arc plate are both arc plate bodies, the top wall of the outer arc plate is slidingly connected with an outer pulley, the end of the outer pulley is rotatably connected with a connecting rod, the end of the connecting rod away from the outer pulley is rotatably connected with an inner pulley, the inner pulley is slidingly arranged on the bottom wall of the inner arc plate, the rotating axes of the outer pulley and the inner pulley are cross-connected, the outer wall of the connecting rod is sleeved with a connecting frame, and the lower end of the connecting frame is connected with a visual inspection equipment;

[0009] Positioning unit is placed below detection unit, positioning unit is used to the required detection component positioning support above detection table, so that detection unit detects the component.

[0010] Preferably, the number of support blocks is two, and one end of the inner arc plate and the outer arc plate is respectively hinged to the inner side of the two support blocks, and the other end of the inner arc plate and the outer arc plate is respectively movably connected above the detection table. Under the support of the support blocks, the inner arc plate and the outer arc plate can rotate at the hinge.

[0011] Preferably, the number of outer pulleys is two, and the outer pulleys are slidably arranged on the top wall of the outer arc plate, and the number of inner pulleys is two, and the inner pulleys are slidably arranged on the bottom wall of the inner arc plate. When the outer arc plate and the inner arc plate rotate, the visual detection equipment can have a spherical motion trend under the limitation of the outer pulley and the inner pulley, so as to realize omnidirectional visual detection of the component.

[0012] Preferably, the visual detection equipment is provided with an illumination light source, and the visual detection equipment is arranged at the incenter of the arc surface of the inner arc plate and the outer arc plate. Under the limitation of the visual detection equipment, the locomotive component can be visually detected.

[0013] Preferably, the inner arc plate and the outer arc plate are arranged above the detection table in a cross manner, the curvature of the outer arc plate is equal to the curvature of the inner arc plate, and under the limitation of the cross rotating inner arc plate and outer arc plate, the visual detection equipment can realize "dome type" omnidirectional surrounding detection around the outer wall of the component.

[0014] Preferably, the positioning unit comprises a positioning hole formed in the inner part of the detection table, a positioning rod is inserted into the positioning hole, a guide table is arranged at the end of the positioning rod, a stop ring is connected to the end of the positioning rod away from the guide table, and a support rod is connected to the top surface of the stop ring.

[0015] Preferably, the positioning holes are arranged in an array on the detection table, and the outer wall of the guide table and the inner wall of the positioning hole are slidably arranged. Under the guidance and limitation of the guide table, the positioning rod can be inserted into the positioning hole. Under the limitation of the equidistantly arranged positioning holes 31 and the corresponding inserted support rods 35, adaptive support can be provided according to the size and shape of the component.

[0016] Preferably, the outer wall of the support rod is made of rubber material. Under the limitation of the rubber material support rod, the friction coefficient between the support rod and the outer wall of the component can be increased, and the support rod 35 can avoid scratching the outer wall of the component when supporting the component.

[0017] Compared with the prior art, the present application has the following advantages:

[0018] The modular locomotive visual detection device can be used for spherical flexible adjustment of the visual detection equipment under the rotation constraint of the inner arc plate and the outer arc plate, realizes all-around non-discriminative detection of the component, effectively avoids detection dead angles, and guarantees the integrity and reliability of the detection result.

[0019] When the modular locomotive visual detection device is used, if the component placement surface is flat, the detection unit can be directly used for detection, so that the detection process is efficient and smooth; if the placement surface is not flat, the positioning rod can be inserted into the positioning hole through the guide table, and the component can be assisted and positioned and supported under the cooperation of the supporting rod; a plurality of supporting rods can be flexibly adapted to placement surfaces with different flatness, the component attitude can be accurately adjusted, the to-be-detected part can be fully exposed, detection deviation caused by unstable placement can be effectively avoided, and the detection precision and consistency can be guaranteed. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 It is a three-dimensional appearance view of the structure of the utility model.

[0021] Figure 2 It is a structure schematic view of the detection unit and the positioning unit of the utility model.

[0022] Figure 3 It is a structure schematic view of the detection unit of the structure of the utility model.

[0023] Figure 4 It is a local explosion structure schematic view of the detection unit of the structure of the utility model.

[0024] Figure 5 It is a local structure schematic view of the detection unit of the structure of the utility model.

[0025] Figure 6 It is a structure schematic view of the positioning unit of the structure of the utility model.

[0026] Figure 7 It is a cross-sectional structure schematic view of the positioning unit of the structure of the utility model.

[0027] In the figure: 1, detection table; 2, detection unit; 3, positioning unit; 21, support block; 22, motor; 23, rotating rod; 24, inner arc plate; 25, outer arc plate; 26, outer pulley; 27, connecting rod; 28, inner pulley; 29, connecting frame; 210, visual detection equipment; 31, positioning hole; 32, positioning rod; 33, guide table; 34, blocking ring; 35, support rod. DETAILED DESCRIPTION

[0028] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, and not all the embodiments.

[0029] Examples of the embodiments are shown in the drawings, wherein the same or similar notations represent the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by reference to the drawings are exemplary and are intended to explain the present application, and cannot be understood as a limitation of the present application.

[0030] In the description of the present application, it should be understood that the orientations or positional relationships indicated by the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential" are based on the orientations or positional relationships shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and therefore cannot be understood as indicating or implying that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation of the present application.

[0031] In the present application, unless otherwise explicitly specified and limited, the terms "mounting", "connection", "connection", "fixing" and the like should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or it can be integrated; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the internal communication of two elements or the interaction relationship between two elements. For those skilled in the art, the specific meanings of the above terms in the present application can be understood according to the specific circumstances.

[0032] Embodiment 1, refer to Figures 1-5 As a first embodiment of the present application, the embodiment provides a modular locomotive visual detection device, comprising:

[0033] The detection table 1;

[0034] The detection unit 2 is arranged above the detection table 1, and the detection unit 2 comprises a support block 21, the side wall of the support block 21 is connected with a motor 22, the output end of the motor 22 is connected with a rotating rod 23, the outer wall of the rotating rod 23 is sleeved with an inner arc plate 24, the outer side of the inner arc plate 24 is crossly provided with an outer arc plate 25, the inner arc plate 24 and the outer arc plate 25 are both arc plate bodies, the top wall of the outer arc plate 25 is slidingly connected with an outer pulley 26, the end portion of the outer pulley 26 is rotatably connected with a connecting rod 27, the end of the connecting rod 27 away from the outer pulley 26 is rotatably connected with an inner pulley 28, the inner pulley 28 is slidingly arranged on the bottom wall of the inner arc plate 24, the rotating axes of the outer pulley 26 and the inner pulley 28 are crossly arranged, the outer wall of the connecting rod 27 is sleeved with a connecting frame 29, and the lower end of the connecting frame 29 is connected with a visual detection device 210.

[0035] Among them, the number of support blocks 21 is two, and one end of the inner arc plate 24 and the outer arc plate 25 is respectively hinged to the inner side of the two support blocks 21, and the other end of the inner arc plate 24 and the outer arc plate 25 is respectively movably connected above the detection table 1, under the support of the support block 21, the inner arc plate 24 and the outer arc plate 25 can rotate at the hinge.

[0036] Among them, the number of outer pulleys 26 is two, and the outer pulleys 26 are slidingly arranged on the top wall of the outer arc plate 25, the number of inner pulleys 28 is two, and the inner pulleys 28 are slidingly arranged on the bottom wall of the inner arc plate 24, when the outer arc plate 25 and the inner arc plate 24 rotate, under the limitation of the outer pulley 26 and the inner pulley 28, the visual detection device 210 can have a spherical motion trend, so as to realize omnidirectional visual detection of the parts.

[0037] Among them, the visual detection device 210 has an illumination light source, and the visual detection device 210 is arranged at the inner tangent point of the arc surface of the inner arc plate 24 and the outer arc plate 25, under the limitation of the visual detection device 210, the locomotive parts can be visually detected.

[0038] Among them, the inner arc plate 24 and the outer arc plate 25 are crossly arranged above the detection table 1, the arc degree of the outer arc plate 25 is equal to the arc degree of the inner arc plate 24, under the limitation of the cross-rotating inner arc plate 24 and the outer arc plate 25, the visual detection device 210 can realize multi-angle surrounding detection around the parts.

[0039] When the modular locomotive component is visually detected, the component is placed on the top surface of the detection table 1, and at this time, the visual detection device 210 is started, and the visual detection device 210 with a light source can clearly detect the component. When different positions of the component are detected, the motor 22 is started, and the output end of the rotating rod 23 fixedly installed is rotated, the inner arc plate 24 fixedly sleeved on the outer wall of the rotating rod 23 is rotated, the inner arc plate 24 drives the inner pulley 28 to move, the inner pulley 28 drives the outer pulley 26 to slide on the top wall of the outer arc plate 25 through the connecting rod 27, and the connecting rod 27 drives the visual detection device 210 to move through the connecting frame 29 fixedly sleeved on the outer wall; another motor 22 at the end of the outer arc plate 25 is started, the rotating rod 23 drives the outer arc plate 25 to rotate, the outer arc plate 25 drives the connecting rod 27 and the inner pulley 28 to move through the outer pulley 26, and the inner pulley 28 slides on the bottom wall of the inner arc plate 24, that is, the position of the visual detection device 210 can be adjusted. Under the rotation limitation of the inner arc plate 24 and the outer arc plate 25, the visual detection device 210 can be flexibly adjusted in a spherical manner to detect the component in all directions. Through the rotating inner arc plate 24 and the outer arc plate 25, the visual detection device 210 can rotate around the locomotive component in all directions, so that dead angles in detection are avoided.

[0040] Embodiment 2, refer to Figure 6 and Figure 7 , the second embodiment of the utility model, different from the last embodiment, this embodiment is further optimized on the basis of the above embodiment, as follows:

[0041] The positioning unit 3 comprises a positioning hole 31 opened in the detection table 1, a positioning rod 32 inserted into the positioning hole 31, a guide table 33 arranged at the end of the positioning rod 32, a blocking ring 34 connected to the end of the positioning rod 32 away from the guide table 33, and a supporting rod 35 connected to the top surface of the blocking ring 34.

[0042] The positioning hole 31 is arranged in an array on the detection table 1, and the outer wall of the guide table 33 is slidably arranged on the inner wall of the positioning hole 31. Under the guide limitation of the guide table 33, the positioning rod 32 can be inserted into the positioning hole 31. Under the limitation of the equidistantly arranged positioning hole 31 and the corresponding inserted supporting rod 35, adaptive support can be provided according to the size and shape of the component.

[0043] The outer wall of the supporting rod 35 is made of rubber material, and the supporting rod 35 made of rubber material can avoid scratching the outer wall of the component.

[0044] When visually inspecting locomotive components, the component is placed on the top surface of the inspection table 1. If the surface on which the component is placed is flat, visual inspection can be performed through the inspection unit 2. If the surface on which the component is placed is not flat, the positioning rod 32 is guided into the positioning hole 31 by the guide table 33. Under the action of multiple support rods 35, the component can be adaptively positioned and supported according to its shape to ensure that the required inspection area can be better displayed.

[0045] It is worth noting that the entire detection device is controlled by a controller. Since the controller is a common device and belongs to the existing mature technology, its electrical connection relationship and specific circuit structure will not be described in detail here. The visual inspection device 210 and its matching illumination device are both existing known technologies, so their structures are not fully described.

[0046] The above are merely illustrative embodiments of this utility model and are not intended to limit the scope of this utility model. Any equivalent changes and modifications made by those skilled in the art without departing from the concept and principles of this utility model should fall within the protection scope of this utility model. Furthermore, it should be noted that the components of this utility model are not limited to the overall application described above. Each technical feature described in the specification can be used individually or in combination as needed. Therefore, this utility model naturally covers other combinations and specific applications related to the points of this utility model.

Claims

1. A modular locomotive visual inspection device, characterized in that, include: Testing station (1); The detection unit (2) is placed above the detection table (1). The detection unit (2) includes a support block (21). A motor (22) is connected to the side wall of the support block (21). A rotating rod (23) is connected to the output end of the motor (22). An inner arc plate (24) is sleeved on the outer wall of the rotating rod (23). An outer arc plate (25) is provided on the outer side of the inner arc plate (24). Both the inner arc plate (24) and the outer arc plate (25) are arc-shaped plates. The outer arc plate (25) An outer pulley (26) is slidably connected to the top wall. A connecting rod (27) is rotatably connected to the end of the outer pulley (26). An inner pulley (28) is rotatably connected to the end of the connecting rod (27) away from the outer pulley (26). The inner pulley (28) is slidably disposed on the bottom wall of the inner arc plate (24). The rotation axes of the outer pulley (26) and the inner pulley (28) are intersected. A connecting frame (29) is sleeved on the outer wall of the connecting rod (27). A visual inspection device (210) is connected to the lower end of the connecting frame (29). Positioning unit (3) is placed below detection unit (2).

2. The modular locomotive visual inspection device according to claim 1, characterized in that: There are two support blocks (21), and one end of the inner arc plate (24) and the outer arc plate (25) are respectively hinged to the inner side of the two support blocks (21), and the other end of the inner arc plate (24) and the outer arc plate (25) are respectively movably connected above the detection table (1).

3. The modular locomotive visual inspection device according to claim 1, characterized in that: There are two outer pulleys (26) that are slidably disposed on the top wall of the outer arc plate (25), and there are two inner pulleys (28) that are slidably disposed on the bottom wall of the inner arc plate (24).

4. The modular locomotive visual inspection device according to claim 1, characterized in that: The inner arc plate (24) and the outer arc plate (25) are arranged intersectingly above the testing table (1), and the arc of the outer arc plate (25) is equal to that of the inner arc plate (24).

5. The modular locomotive visual inspection device according to claim 1, characterized in that: The visual inspection device (210) has an illumination light source and is positioned below the inner tangent point at the intersection of the inner arc plate (24) and the outer arc plate (25).

6. The modular locomotive visual inspection device according to claim 1, characterized in that: The positioning unit (3) includes a positioning hole (31) opened inside the detection table (1), a positioning rod (32) is inserted into the positioning hole (31), a guide platform (33) is provided at the end of the positioning rod (32), a retaining ring (34) is connected to the end of the positioning rod (32) away from the guide platform (33), and a support rod (35) is connected to the top surface of the retaining ring (34).

7. A modular locomotive visual inspection device according to claim 6, characterized in that: The positioning holes (31) are arranged in an array on the testing platform (1), and the outer wall of the guide platform (33) is slidably disposed with the inner wall of the positioning holes (31).

8. A modular locomotive visual inspection device according to claim 6, characterized in that: The outer wall of the support rod (35) is made of rubber.

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