Detection device for hardware quality detection

Abstract

The invention provides a detection device for hardware quality detection, and belongs to the technical field of quality detection.The detection device comprises a conveying mechanism, an appearance detection mechanism, a visual detection mechanism, a moving mechanism and a plurality of material containing boxes, the conveying mechanism is provided with a conveying belt for cyclic conveying, and the conveying belt is used for conveying hardware to be subjected to quality detection; the appearance detection mechanism is suitable for detecting the appearance size of the hardware; the visual inspection mechanism is suitable for performing machine visual inspection on appearance defects of the hardware; the moving mechanism is suitable for moving the hardware located on the appearance detection mechanism to the conveying mechanism. The multiple material containing boxes are arranged close to the conveying mechanism and used for containing qualified products meeting the quality requirement and unqualified products not meeting the quality requirement after quality detection correspondingly, and the qualified products and the unqualified products are placed in the multiple different material containing boxes correspondingly according to detection results after detection. The hardware detection device has the technical effects that the appearance size and quality defects of hardware can be detected, the labor intensity of workers is reduced, and the quality detection efficiency is improved.

Description

Technical Field

[0001] The invention belongs to the technical field of quality inspection, and more specifically, relates to an inspection device for hardware quality inspection. Background Art

[0002] In order to ensure the qualified rate of hardware processing, quality inspection must be carried out during and after the processing of hardware. After quality inspection of hardware, it can be determined whether the hardware is qualified or unqualified. If it is qualified after inspection, the hardware will be placed in the qualified product area. If the inspected hardware is unqualified, it should be placed in the unqualified product area for further processing.

[0003] In the prior art, the quality inspection of hardware mainly consists of two parts: one is to inspect the appearance dimensions of the hardware, and the other is to inspect the appearance quality defects of the hardware. Both of these inspection methods require multiple people to perform manual inspections during the inspection operation, which requires a lot of manual labor and takes a long time to inspect. This will lead to low inspection efficiency and low automation for hardware. Therefore, it is difficult to adapt to the quality inspection of large quantities of hardware. Summary of the invention

[0004] The purpose of the present invention is to provide a detection device for hardware quality detection, aiming to solve the technical problems of high labor intensity, low detection efficiency and low automation level in manual detection of hardware appearance dimensions and appearance quality defects.

[0005] To achieve the above object, the technical solution adopted by the present invention is: to provide a detection device for hardware quality detection, comprising: A conveying mechanism, comprising a circulating conveying belt, the height of which can be adjusted, and the conveying belt is used to convey the hardware to be inspected for quality; An appearance inspection mechanism, arranged close to the conveying mechanism, suitable for inspecting the appearance dimensions of the hardware; A visual inspection mechanism, disposed above the conveying mechanism, suitable for performing machine visual inspection of appearance defects of hardware parts; A moving mechanism, disposed close to the conveying mechanism, adapted to move the hardware located on the appearance inspection mechanism to the conveying mechanism; A plurality of material containing boxes are arranged close to the conveying mechanism, and are used to contain qualified products that meet the quality requirements after quality inspection and unqualified products that do not meet the quality requirements; Among them, after the appearance inspection mechanism completes the inspection of the hardware, the moving mechanism is used to move the hardware to the conveying mechanism, and the conveying mechanism conveys the hardware to move. The visual inspection mechanism inspects the hardware located on the conveyor belt, and after the inspection, the hardware is placed in a plurality of different material containing boxes according to the inspection results.

[0006] In a possible implementation, the detection device for hardware quality detection further includes a sorting mechanism, which is used to sort the hardware on the conveyor belt after detection, and the sorting mechanism is used to move unqualified hardware into the storage box.

[0007] In a possible implementation, the detection device for hardware quality inspection also includes a control system, which is electrically connected to the conveying mechanism, the appearance inspection mechanism, the visual inspection mechanism, the moving mechanism and the sorting mechanism, respectively, and has control modules that respectively control the operation of the conveying mechanism, the appearance inspection mechanism, the visual inspection mechanism, the moving mechanism and the sorting mechanism, and the control system has a determination module suitable for determining whether the hardware is a qualified product, and the sorting mechanism executes whether to move the hardware according to the determination information of the determination module.

[0008] In a possible implementation, the conveying mechanism includes: The four support columns all have vertical telescopic freedom, and the telescopic height can be adjusted and limited; A driving roller, rotatably connected to the upper ends of the two support columns; A driven roller, rotatably connected to the upper ends of the other two support columns; A driving motor is connected to the supporting column near the driving roller, the driving motor is connected to the driving roller and is used to drive the driving roller to rotate; the conveyor belt is wrapped around the driving roller and the driven roller, and the conveyor belt is driven to rotate when the driving roller rotates, and the hardware is placed on the upper end of the conveyor belt; Wherein, the plurality of material containing boxes are respectively arranged at the end and side of the conveyor belt along the conveying direction thereof.

[0009] In a possible implementation, the sorting mechanism includes: A support frame, arranged on the side of the conveying mechanism; A crossbeam, the bottom end surface of which is arranged parallel to the upper end surface of the conveyor belt, one end of the crossbeam is connected to the upper end of the support frame, and the other end is a cantilever end; A motor is disposed at the upper end of the beam and a power output end thereof is disposed vertically through the beam; The toggle plate is arc-shaped and is arranged below the crossbeam. The upper end is connected to the power output end of the motor. The toggle plate is vertically arranged and located above the conveyor belt. A gap is left between the lower end of the toggle plate and the conveyor belt. The motor is used to drive the toggle plate to rotate so as to toggle the unqualified hardware that has been detected on the conveyor belt to the inside of the material holding box located on the side of the conveyor belt, and the qualified hardware that has been detected on the conveyor belt moves with the transmission of the conveyor belt to the inside of the material holding box located at the end of the conveyor belt.

[0010] In a possible implementation, a slide rail is connected to the upper end of the beam, and a rotating shaft is rotatably connected to the middle upper end of the toggle plate. The rotating shaft is vertically arranged and the upper end is slidably connected to the slide rail. The rotating shaft slides on the slide rail during the rotation of the toggle plate, and the slide rail is used to limit the movement path of the rotating shaft, thereby limiting the movement path of the toggle plate; cameras are provided on the upper end of the toggle plate and the upper end of the beam, and the cameras are used to take real-time photos and videos of the hardware located on the conveyor belt.

[0011] In a possible implementation, the appearance detection mechanism includes: Workbench; A lifting platform is arranged at the upper end of the workbench, and has the freedom of vertical lifting, and its upper end is used to place the hardware to be inspected for appearance and size; A lifting frame is arranged close to the workbench and has vertical lifting freedom, and a groove is formed at the upper end of the lifting frame; A height detection component is slidably connected to the inner side wall of the groove of the lifting frame, has a vertical lifting and lowering freedom, and is used to detect the height of the hardware; A diameter detection component, connected to the outer wall of the groove of the lifting frame, used for detecting the diameter of the hardware located in the groove; The length and width detection component is connected to the outer wall of the groove of the lifting frame and is used to detect the length and width of the hardware located at the upper end of the lifting platform.

[0012] In a possible implementation, the outer wall of the groove of the lifting frame is connected to a platform, the upper end of the platform is connected to a column, the upper end of the column is hinged to one end of a crossbeam, the crossbeam has the freedom of rotation in a horizontal plane, the other end of the crossbeam is hinged to the middle upper end of a telescopic rod, the telescopic rod has the freedom of telescopic extension along its axial direction and the freedom of circumferential rotation in a horizontal plane, and both ends of the telescopic rod are respectively connected to sensors, and the sensors are used to detect the length and width of the hardware.

[0013] In a possible implementation, the visual detection mechanism includes: A connecting rod, one end of which is connected to the side of the appearance detection mechanism; A suspension rod is arranged vertically and connected to the connecting rod at its upper end, and the length of the suspension rod can be adjusted; The cross is arranged horizontally, and the middle part of the upper end is connected to the lower end of the suspension rod, and is arranged in a cross shape; A machine vision detection component is connected to the cross. The machine vision detection component has a plurality of CCD cameras, and the plurality of CCD cameras are respectively connected to the bottom of the cross in an interval shape. The CCD cameras are used to perform machine vision detection on the hardware to be detected.

[0014] In a possible implementation, the bottom of the cross is vertically slidably connected to an electric push rod near both ends thereof, one end of the electric push rod is connected to a telescopic block, the bottom of the telescopic block is connected to a plurality of the CCD cameras, and the heights of the plurality of CCD cameras are adjusted by means of the electric push rod.

[0015] The beneficial effects of the detection device for hardware quality inspection provided by the present invention are as follows: compared with the prior art, the detection device for hardware quality inspection provided by the present invention comprises a conveying mechanism, an appearance inspection mechanism, a visual inspection mechanism, a moving mechanism and a plurality of material containing boxes, the conveying mechanism has a circulating conveying belt, the height of the conveying mechanism can be adjusted, and the conveying belt is used to convey the hardware to be inspected for quality; the appearance inspection mechanism is arranged close to the conveying mechanism, and is suitable for inspecting the appearance dimensions of the hardware; the visual inspection mechanism is arranged above the conveying mechanism, and is suitable for machine vision inspection of the appearance defects of the hardware; the moving mechanism is arranged close to the conveying mechanism, and is suitable for moving the hardware located on the appearance inspection mechanism to the conveying mechanism; Each material holding box is arranged close to the conveying mechanism, and is respectively used to hold qualified products that meet the quality requirements after quality inspection and unqualified products that do not meet the quality requirements; among them, after the appearance inspection mechanism completes the inspection of the hardware, the moving mechanism is used to move the hardware to the conveying mechanism, the conveying mechanism transports the hardware to move, and the visual inspection mechanism inspects the hardware on the conveyor belt. After the inspection, the hardware is placed in multiple different material holding boxes according to the inspection results, which solves the technical problems of high labor intensity, low inspection efficiency and low degree of automation in manual inspection of the appearance size and appearance quality defects of hardware, and has the technical effect of being able to inspect the appearance size and quality defects of hardware, reduce manual labor intensity and improve quality inspection efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0017] Figure 1 A schematic diagram of the structure of a detection device for hardware quality detection provided by an embodiment of the present invention (the structure located at the upper end of the conveyor belt represents the hardware); Figure 2 A schematic diagram of the structure of a conveying mechanism of a detection device for hardware quality detection provided by an embodiment of the present invention; Figure 3 A schematic diagram of the structure of the conveying mechanism end of a detection device for hardware quality detection provided by an embodiment of the present invention (the structure located at the upper end of the conveyor belt represents the hardware); Figure 4 A schematic diagram of the structure of a sorting mechanism of a detection device for hardware quality detection provided by an embodiment of the present invention; Figure 5 A schematic diagram of the structure of an appearance inspection mechanism of an inspection device for hardware quality inspection provided by an embodiment of the present invention; Figure 6 A schematic structural diagram of a visual inspection mechanism of an inspection device for hardware quality inspection provided by an embodiment of the present invention.

[0018] Description of reference numerals: 1. Conveying mechanism; 11. Conveying belt; 12. Support column; 13. Driving roller; 14. Driven roller; 15. Driving motor; 2. Appearance inspection mechanism; 21. Workbench; 22. Lifting platform; 23. Lifting frame; 231. Groove; 232. Telescopic legs; 24. Height inspection component; 241. Frame; 242. Column; 25. Diameter inspection component; 251. Rod body; 252. Slider; 253. Rack; 254. Gear; 255. Top block; 256. Platform; 257. Column; 258. Crossbar; 259. Telescopic rod; 26. Length and width inspection component; 3. Visual inspection mechanism; 31. Connecting rod; 32. Suspension rod; 33. Cross; 34. Machine vision inspection component; 341. CCD camera; 35. Electric push rod; 36. Telescopic block; 4. Relocation of institutions; 5. Material box; 6. Sorting mechanism; 61. Support frame; 62. Crossbeam; 63. Motor; 64. Toggle plate; 65. Slide rail; 66. Rotating shaft; 67. Camera; 7. Control system. DETAILED DESCRIPTION

[0019] In order to make the technical problems, technical solutions and beneficial effects to be solved by 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.

[0020] Please also read Figures 1 to 6 Now, a detection device for hardware quality inspection provided by the present invention is described. The detection device for hardware quality inspection comprises a conveying mechanism 1, an appearance inspection mechanism 2, a visual inspection mechanism 3, a moving mechanism 4 and a plurality of material holding boxes 5. The conveying mechanism 1 has a circulating conveyor belt 11, the height of the conveying mechanism 1 can be adjusted, and the conveyor belt 11 is used to convey the hardware to be inspected for quality; the appearance inspection mechanism 2 is arranged near the conveying mechanism 1, and is suitable for inspecting the appearance dimensions of the hardware; the visual inspection mechanism 3 is arranged above the conveying mechanism 1, and is suitable for machine vision inspection of the appearance defects of the hardware; the moving mechanism 4 is arranged near the conveyor The visual inspection mechanism 1 is provided, which is suitable for moving the hardware located on the appearance inspection mechanism 2 to the conveying mechanism 1; multiple material holding boxes 5 are arranged close to the conveying mechanism 1, and are respectively used to hold qualified products that meet the quality requirements after quality inspection and unqualified products that do not meet the quality requirements; wherein, after the appearance inspection mechanism 2 completes the inspection of the hardware, the moving mechanism 4 is used to move the hardware to the conveying mechanism 1, and the conveying mechanism 1 transports the hardware to move, and the visual inspection mechanism 3 inspects the hardware located on the conveyor belt 11, and after the inspection, the hardware is placed in multiple different material holding boxes 5 according to the inspection results.

[0021] The present invention provides a detection device for hardware quality detection. Compared with the prior art, the present invention can transport the hardware by setting a conveying mechanism 1, and can first detect the appearance size of the hardware by setting an appearance detection mechanism 2. The hardware is then placed on the conveying mechanism 1 for transportation, and then visually inspected by a visual inspection mechanism 3. After the inspection, it is determined which are qualified products and which are unqualified products, and then they can be classified and placed in different material containing boxes 5. The technical problems of high labor intensity, low inspection efficiency and low degree of automation in manual inspection of the appearance size and appearance quality defects of hardware are solved, and the present invention has the technical effect of being able to detect the appearance size and quality defects of hardware, reducing manual labor intensity and improving quality inspection efficiency.

[0022] In this embodiment, the moving mechanism 4 is a six-axis freedom robot, which can be connected to the conveying mechanism 1 through a bracket, etc., and can realize operations such as transporting and moving hardware in multiple directions. Its operation is controlled by the control system 7.

[0023] In some embodiments, see Figures 1 to 6 The detection device for hardware quality detection also includes a sorting mechanism 6, which is used to sort the hardware on the conveyor belt 11 after the detection, and the sorting mechanism 6 is used to move the unqualified hardware to the inside of the material storage box 5. After the detection, the qualified products and unqualified products can be sorted by the sorting mechanism 6, and the unqualified products can be moved and removed from the conveyor belt 11, while the qualified products continue to be conveyed along the conveyor belt 11 and can automatically fall into other material storage boxes 5. It should be noted that the hardware will not be damaged when it falls from the conveying mechanism 1 to the inside of the material storage box 5.

[0024] In some embodiments, see Figures 1 to 6 The detection device for hardware quality detection also includes a control system 7. The control system 7 is electrically connected to the conveying mechanism 1, the appearance detection mechanism 2, the visual detection mechanism 3, the moving mechanism 4 and the sorting mechanism 6. The control system 7 has control modules that control the operation of the conveying mechanism 1, the appearance detection mechanism 2, the visual detection mechanism 3, the moving mechanism 4 and the sorting mechanism 6 respectively. The control system 7 has a determination module suitable for determining whether the hardware is a qualified product. The sorting mechanism 6 executes whether to move the hardware according to the determination information of the determination module. The control system 7 includes a PLC controller, a control circuit, multiple control modules, a wireless communication module, etc. The present invention also includes a remote controller (which is a prior art and not shown in the figure) electrically connected to the control system 7 through the wireless communication module. The remote controller can realize the control of the operation of the conveying mechanism 1, the appearance detection mechanism 2, the visual detection mechanism 3, the moving mechanism 4 and the sorting mechanism 6, thereby realizing remote control of the operation of the present invention.

[0025] In some embodiments, see Figures 1 to 6 The conveying mechanism 1 includes four support columns 12, a driving roller 13, a driven roller 14 and a driving motor 15. The four support columns 12 have the freedom of telescopic extension in the vertical direction, and the telescopic height can be adjusted and limited; the driving roller 13 is rotatably connected to the upper ends of two support columns 12; the driven roller 14 is rotatably connected to the upper ends of the other two support columns 12; the driving motor 15 is connected to the support column 12 close to the driving roller 13, and the driving motor 15 is connected to the driving roller 13 and is used to drive the driving roller 13 to rotate; the conveyor belt 11 is wrapped around the driving roller 13 and the driven roller 14, and the driving roller 13 rotates to drive the conveyor belt 11 to rotate, and the hardware is placed on the upper end of the conveyor belt 11; wherein, a plurality of material boxes 5 are respectively arranged at the ends and sides of the conveyor belt 11 along its conveying direction. Every two support columns 12 form a group, and are connected to each other by a connecting rod. The height of the conveyor belt 11 can be adjusted by adjusting the height of the four support columns 12. The length of the conveyor belt 11 can be reasonably set according to actual conditions.

[0026] In some embodiments, see Figures 1 to 6 The sorting mechanism 6 includes a support frame 61, a crossbeam 62, a motor 63 and a toggle plate 64. The support frame 61 is arranged on the side of the conveying mechanism 1; the bottom end surface of the crossbeam 62 is arranged parallel to the upper end surface of the conveyor belt 11, one end of the crossbeam 62 is connected to the upper end of the support frame 61, and the other end is a cantilever end; the motor 63 is arranged at the upper end of the crossbeam 62 and the power output end is arranged vertically through the crossbeam 62; the toggle plate 64 is arc-shaped, arranged below the crossbeam 62, and the upper end is connected to the power output end of the motor 63. The toggle plate 64 is arranged vertically and is located above the conveyor belt 11. A gap is left between the lower end of the toggle plate 64 and the conveyor belt 11. The motor 63 is used to drive the toggle plate 64 to rotate, so as to toggle the unqualified hardware detected on the conveyor belt 11 to the inside of the material box 5 located on the side of the conveyor belt 11, and the qualified hardware detected on the conveyor belt 11 is moved to the inside of the material box 5 located at the end of the conveyor belt 11 with the transmission of the conveyor belt 11. Figure 1 The left end of the conveying mechanism 1 is defined as the input end, and the other end is the output end. The conveyor belt 11 moves in the direction from the input end to the output end, and can fall from the output end into the material storage box 5. The crossbeam 62 is located above the conveyor belt 11, and the motor 63 is electrically connected to the control system 7 and its operation is controlled by the control system 7. Each time the toggle plate 64 is toggled, the hardware on the conveyor belt 11 can be toggled away from the conveyor belt 11, so that it can fall into other material storage boxes 5. Figure 4 The middle arrow indicates the conveying direction of the hardware.

[0027] In some embodiments, see Figures 1 to 6 , the upper end of the crossbeam 62 is connected to an arc-shaped slide rail 65, and the middle upper end of the toggle plate 64 is rotatably connected to a rotating shaft 66, which is arranged vertically and the upper end is slidably connected to the slide rail 65. The toggle plate 64 slides on the slide rail 65 during the rotation process, and the slide rail 65 is used to limit the moving path of the rotating shaft 66, thereby limiting the moving path of the toggle plate 64; the upper end of the toggle plate 64 and the upper end of the crossbeam 62 are both provided with a camera 67, and the camera 67 is used to take real-time photos and videos of the hardware on the conveyor belt 11. The camera 67 can be used for monitoring, which is convenient for the staff to view, so as to reasonably drive the sorting mechanism 6 to operate. When the toggle plate 64 rotates, its rotation angle is small, and the camera 67 will not be located directly below the crossbeam 62, that is, the camera 67 and the crossbeam 62 do not contact each other. The setting of the slide rail 65 provides that the toggle plate 64 can move along a fixed path, prevents deviation, dislocation and other phenomena, and ensures the toggle effect. The camera 67 is electrically connected to the control system 7 and its operation is controlled by the control system 7 . A display is provided on the control system 7 to display the image information monitored by the camera 67 .

[0028] In some embodiments, see Figures 1 to 6The appearance inspection mechanism 2 includes a workbench 21, a lifting platform 22, a lifting frame 23, a height detection component 24, a diameter detection component 25 and a length and width detection component 26. The workbench 21 has four legs at the bottom; the lifting platform 22 is arranged at the upper end of the workbench 21, and has the freedom of vertical lifting, and its upper end is used to place the hardware to be inspected for appearance size; the lifting frame 23 is arranged close to the workbench 21, and has the freedom of vertical lifting, and a groove 231 is formed at the upper end of the lifting frame 23; the height detection component 24 is slidably connected to the inner wall of the groove 231 of the lifting frame 23, and has the freedom of vertical lifting and moving, and the height detection component 24 is used to detect the height of the hardware; the diameter detection component 25 is connected to the outer wall of the groove 231 of the lifting frame 23, and is used to detect the diameter of the hardware located in the groove 231; the length and width detection component 26 is connected to the outer wall of the groove 231 of the lifting frame 23, and is used to detect the length and width of the hardware located at the upper end of the lifting platform 22. The lifting platform 22 is a prior art product that can adjust the height, so as to facilitate measurement and detection. The lifting platform 22 is a prior art product that can control its lifting and adjustment, and hardware can be placed on the lifting platform 22. There are four telescopic legs 232 at the bottom of the lifting frame 23, so that its height can be adjusted. Hardware can be placed inside the groove 231 of the lifting frame 23. The height detection component 24 includes a frame 241 and a column 242 located at both ends of the frame 241. One side of the frame 241 is slidably connected to the inner wall of the groove 231 and can move along the height direction. The two columns 242 are screwed to the frame 241. By screwing the column 242, it can move along the length direction of the frame 241, so that the two columns 242 are used to clamp the hardware at the same time, and the height of the hardware can be measured. When measuring the height, the hardware is placed flat inside the frame 241, and a scale is set on the inner wall of the frame 241, so that the height value can be observed and measured.

[0029] The diameter detection assembly 25 includes a rod body 251 in a 7-shaped shape and connected to the outer wall of the groove 231 at the lower end, a slider 252 slidably connected to the rod body 251 and movable along the length direction of the groove 231, a rack 253 penetrating the slider 252 and arranged vertically, a gear 254 connected to the slider 252 and meshingly connected to the rack 253, and a top block 255 arranged at the bottom end of the rack 253. By screwing the gear 254, the rack 253 can be driven to move up and down, so that the lower end of the top block 255 can be abutted against the upper end of the hardware located in the groove 231, so that the diameter measurement can be achieved. By placing the hardware in the groove 231, such as the hardware with a cylindrical structure, the hardware is placed flat, and the diameter detection assembly 25 presses down and pushes the hardware to the top, so that the diameter measurement can be achieved. A scale is arranged on the inner wall of the groove 231, and the diameter is the distance between the bottom wall of the groove 231 and the bottom end of the top block 255. When the diameter detection component 25 is used to measure the diameter of the hardware, the height detection component 24 can be moved up to avoid the hardware, and the height or position of the diameter detection component 25 after moving up can be locked. The height detection component 24, the diameter detection component 25 and the length and width detection component 26 are all electrically connected to the control system 7. If it is found that the design requirements are not met after detection, the hardware is considered to be unqualified, and a signal is sent to the control system 7. The control system 7 instructs the sorting mechanism 6 to act, so that the hardware can be removed from the conveyor belt 11 and fall into the material storage box 5.

[0030] In some embodiments, see Figures 1 to 6The outer wall of the groove 231 of the lifting frame 23 is connected with a platform 256, and the upper end of the platform 256 is connected with a column 257, and the upper end of the column 257 is hinged with one end of a crossbar 258, and the crossbeam 62 has the freedom of rotation in the horizontal plane, and the other end of the crossbar 258 is hinged with the middle upper end of the telescopic rod 259, and the telescopic rod 259 has the freedom of telescopic extension along its axial direction and the freedom of rotation in the circumferential direction in the horizontal plane, and the two ends of the telescopic rod 259 are respectively connected with the length and width detection components 26, and the length and width detection components 26 are used to detect the length and width of the hardware. The length and width detection component 26 is a sensor, which is a sensor in the prior art that can detect the length and width of an object, such as a length measuring sensor, an electrical sensor, etc., which is connected to one end or both ends of the telescopic rod 259, so as to measure the length of the hardware. Its measurement method and measurement principle can refer to the prior art. In this embodiment, by setting the upright column 257, the cross bar 258, the telescopic rod 259, etc., the sensor can be moved in different directions to measure the length and width of hardware in different directions or at different positions. Preferably, the workbench 21 is located in the lower area of ​​the telescopic rod 259, so that the sensor 2510 can measure the hardware well. The cross bar 258 and the telescopic rod 259 can be hinged by a ball hinge, which can realize the circumferential rotation of the telescopic rod 259 in the horizontal plane, so that the hardware facing different directions can be measured.

[0031] In some embodiments, see Figures 1 to 6The visual inspection mechanism 3 includes a connecting rod 31, a suspension rod 32, a cross 33 and a machine vision inspection component 34. One end of the connecting rod 31 is connected to the side of the appearance inspection mechanism 2; the suspension rod 32 is arranged vertically and the upper end is connected to the connecting rod 31, and the length of the suspension rod 32 can be adjusted; the cross 33 is arranged horizontally, and the middle part of the upper end is connected to the lower end of the suspension rod 32, and is arranged in a cross shape; the machine vision inspection component 34 is connected to the cross 33, and the machine vision inspection component 34 has a plurality of CCD cameras 341, and the plurality of CCD cameras 341 are respectively connected to the bottom of the cross 33 in an interval shape, and the CCD camera 341 is used to perform machine vision inspection toward the hardware to be inspected. The connecting rod 31 can play a supporting role. By adjusting the length of the suspension rod 32, the height of the CCD camera 341 can be adjusted, so as to meet the visual inspection of hardware of different heights. The cross 33 can be arranged to facilitate the arrangement of multiple CCD cameras 341, so as to facilitate the photography and image acquisition of multiple different positions on the hardware or multiple positions on different hardware. The machine vision inspection component 34 in this embodiment is a prior art, which can realize image acquisition of hardware and can combine with the built-in database of hardware quality defects to determine whether there are quality defects, thereby obtaining the inspection results. If there are quality defects, an instruction is issued to the control system 7, and the control system 7 instructs the sorting mechanism 6 to sort, so that the defective hardware can be removed from the conveyor belt 11. If it is a qualified product, the sorting mechanism 6 is not instructed to move. It should be noted that in actual operation, a signal can also be manually given to the sorting mechanism 6 to make the sorting mechanism 6 move. Or it can also be made to cooperate with the present invention to work together, which can improve the operation efficiency.

[0032] In some embodiments, see Figures 1 to 6 The bottom of the cross 33 is connected to an electric push rod 35 near its two ends in a vertical sliding manner. One end of the electric push rod 35 is connected to a telescopic block 36. The bottom of the telescopic block 36 is connected to multiple CCD cameras 341. The height of the multiple CCD cameras 341 is adjusted by the electric push rod 35. The electric push rod 35 can push up vertically, thereby adjusting the height of the telescopic block 36, thereby adjusting the height of the CCD camera 341. Figure 6 The usage status shown in .

[0033] 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.

Claims

1. A detection device for hardware quality detection, characterized in that: include: A conveying mechanism, comprising a circulating conveying belt, the height of which can be adjusted, and the conveying belt is used to convey the hardware to be inspected for quality; An appearance inspection mechanism, arranged close to the conveying mechanism, suitable for inspecting the appearance dimensions of the hardware; A visual inspection mechanism, disposed above the conveying mechanism, suitable for performing machine visual inspection of appearance defects of hardware parts; A moving mechanism, disposed close to the conveying mechanism, adapted to move the hardware located on the appearance inspection mechanism to the conveying mechanism; A plurality of material containing boxes are arranged close to the conveying mechanism, and are used to contain qualified products that meet the quality requirements after quality inspection and unqualified products that do not meet the quality requirements; After the appearance inspection mechanism completes the inspection of the hardware, the moving mechanism is used to move the hardware to the conveying mechanism, and the conveying mechanism conveys the hardware to move, and the visual inspection mechanism inspects the hardware on the conveyor belt, and after the inspection, the hardware is placed in a plurality of different material storage boxes according to the inspection results; The appearance inspection mechanism comprises: Workbench; A lifting platform is arranged at the upper end of the workbench, and has the freedom of vertical lifting, and its upper end is used to place the hardware to be inspected for appearance and size; A lifting frame is arranged close to the workbench and has vertical lifting freedom, and a groove is formed at the upper end of the lifting frame; A height detection component is slidably connected to the inner side wall of the groove of the lifting frame, has a vertical lifting and lowering freedom, and is used to detect the height of the hardware; A diameter detection component, connected to the outer wall of the groove of the lifting frame, for detecting the diameter of the hardware located in the groove; The length and width detection component is connected to the outer wall of the groove of the lifting frame and is used to detect the length and width of the hardware located at the upper end of the lifting platform.

2. A detection device for hardware quality detection as claimed in claim 1, characterized in that: It also includes a sorting mechanism, which is used to sort the hardware parts that have been inspected and are located on the conveyor belt, and the sorting mechanism is used to move unqualified hardware parts into the material storage box.

3. A detection device for hardware quality detection as claimed in claim 2, characterized in that: It also includes a control system, which is electrically connected to the conveying mechanism, the appearance inspection mechanism, the visual inspection mechanism, the moving mechanism and the sorting mechanism respectively, and has control modules for controlling the operation of the conveying mechanism, the appearance inspection mechanism, the visual inspection mechanism, the moving mechanism and the sorting mechanism respectively, and has a determination module suitable for determining whether the hardware is a qualified product, and the sorting mechanism executes whether to move the hardware according to the determination information of the determination module.

4. A detection device for hardware quality detection as claimed in claim 2, characterized in that: The conveying mechanism comprises: The four support columns all have vertical telescopic freedom, and the telescopic height can be adjusted and limited; A driving roller, rotatably connected to the upper ends of the two support columns; A driven roller, rotatably connected to the upper ends of the other two support columns; A driving motor is connected to the supporting column near the driving roller, the driving motor is connected to the driving roller and is used to drive the driving roller to rotate; the conveyor belt is wrapped around the driving roller and the driven roller, and the conveyor belt is driven to rotate when the driving roller rotates, and the hardware is placed on the upper end of the conveyor belt; Wherein, the plurality of material containing boxes are respectively arranged at the end and side of the conveyor belt along the conveying direction thereof.

5. A detection device for hardware quality detection as claimed in claim 4, characterized in that: The sorting mechanism comprises: A support frame, arranged on the side of the conveying mechanism; A crossbeam, the bottom end surface of which is arranged parallel to the upper end surface of the conveyor belt, one end of the crossbeam is connected to the upper end of the support frame, and the other end is a cantilever end; A motor is disposed at the upper end of the beam and a power output end thereof is disposed vertically through the beam; The toggle plate is arc-shaped and is arranged below the crossbeam. The upper end is connected to the power output end of the motor. The toggle plate is vertically arranged and located above the conveyor belt. A gap is left between the lower end of the toggle plate and the conveyor belt. The motor is used to drive the toggle plate to rotate so as to toggle the unqualified hardware that has been detected on the conveyor belt to the inside of the material holding box located on the side of the conveyor belt, and the qualified hardware that has been detected on the conveyor belt moves with the transmission of the conveyor belt to the inside of the material holding box located at the end of the conveyor belt.

6. A detection device for hardware quality detection as claimed in claim 5, characterized in that: The upper end of the cross beam is connected to a slide rail, and the middle upper end of the toggle plate is rotatably connected to a rotating shaft, the rotating shaft is vertically arranged and the upper end is slidably connected to the slide rail, and the rotating shaft slides on the slide rail during the rotation of the toggle plate, and the slide rail is used to limit the moving path of the rotating shaft, thereby limiting the moving path of the toggle plate; cameras are provided on the upper end of the toggle plate and the upper end of the cross beam, and the cameras are used to take real-time photos and videos of the hardware located on the conveyor belt.

7. A detection device for hardware quality detection as claimed in claim 1, characterized in that: The outer wall of the groove of the lifting frame is connected to a platform, the upper end of the platform is connected to a column, the upper end of the column is hinged to one end of a cross bar, the cross beam has the freedom of rotation in a horizontal plane, the other end of the cross bar is hinged to the middle upper end of a telescopic rod, the telescopic rod has the freedom of telescopic extension along its axial direction and the freedom of circumferential rotation in a horizontal plane, and both ends of the telescopic rod are respectively connected to the length and width detection components, and the length and width detection components are used to detect the length and width of hardware.

8. A detection device for hardware quality detection as claimed in claim 1, characterized in that: The visual inspection mechanism comprises: A connecting rod, one end of which is connected to the side of the appearance detection mechanism; A suspension rod is arranged vertically and connected to the connecting rod at its upper end, and the length of the suspension rod can be adjusted; The cross is arranged horizontally, and the middle part of the upper end is connected to the lower end of the suspension rod, and is arranged in a cross shape; A machine vision detection component is connected to the cross. The machine vision detection component has a plurality of CCD cameras, and the plurality of CCD cameras are respectively connected to the bottom of the cross in an interval shape. The CCD cameras are used to perform machine vision detection on the hardware to be detected.

9. A detection device for hardware quality detection as claimed in claim 8, characterized in that: The bottom of the cross is connected to electric push rods for vertical sliding near both ends thereof, one end of the electric push rod is connected to a telescopic block, the bottom of the telescopic block is connected to a plurality of the CCD cameras, and the heights of the plurality of CCD cameras are adjusted by means of the electric push rods.

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