Full-automatic low-current detection equipment and detection method thereof

Abstract

The invention discloses full-automatic low-current detection equipment and a detection method thereof, the full-automatic low-current detection equipment comprises a low-current detection rotary table, the periphery of the low-current detection rotary table is provided with a feeding conveyor assembly and a discharging conveyor assembly; the low-current detection rotary table comprises a rotary table arranged between a feeding conveyor assembly and a discharging conveyor assembly, a positioning jig is arranged on the rotary table, and a low-current lighting device is further arranged on one side of the positioning jig. The low-current detection rotary table can rotate relative to the feeding conveyor assembly and the discharging conveyor assembly. The invention discloses full-automatic low-current detection equipment and a detection method thereof. The device is simple in structure and suitable for detection of electronic components, automatic feeding and discharging and automatic plugging are achieved, the labor intensity in the prior art is reduced, and the labor cost of a factory is saved.

Description

Technical Field

[0001] The present invention relates to the technical field of electronic component detection, and in particular to a full-automatic low-current detection device and a detection method thereof. Background Art

[0002] With the development of automation technology, factories need to test backlight materials before they are put into production in order to improve assembly yield and reduce unnecessary repair costs. Since the backlight source is composed of multiple LED lamp beads combined into a light bar, the light bar is prone to damage such as hidden cracks and breaks during production, transportation, and later assembly, and such defects cannot be detected manually, so it is urgent to introduce an intelligent testing device. Summary of the invention

[0003] The present invention overcomes the deficiencies of the prior art and provides a fully automatic low current detection device and a detection method thereof; the device is suitable for detecting electronic components, realizes automatic loading and unloading and automatic power plugging, reduces the labor intensity in the prior art, and saves factory labor costs.

[0004] In order to achieve the above-mentioned purpose, the technical solution adopted by the present invention is: a fully automatic low current detection equipment, including: a low current detection turntable, the periphery of the low current detection turntable is provided with a feed conveyor assembly and a discharge conveyor assembly; the low current detection turntable includes a turntable arranged between the feed conveyor assembly and the discharge conveyor assembly, a positioning fixture is arranged on the turntable, and a low current lighting device is also arranged on one side of the positioning fixture; the low current detection turntable can rotate relative to the feed conveyor assembly and the discharge conveyor assembly.

[0005] In a preferred embodiment of the present invention, the feed conveyor assembly and the discharge conveyor assembly are respectively located on both sides of the low-current detection turntable, and the turntable is rotatably arranged between the feed conveyor assembly and the discharge conveyor assembly through a rotating mechanism; positioning jigs are respectively provided at the two opposite ends of the turntable, and the turntable drives the positioning jig to rotate between the feed conveyor assembly and the discharge conveyor assembly; the positioning jig or the low-current lighting device is arranged on the turntable; the low-current lighting device drives the detection mechanism to move relative to the positioning jig through the posture adjustment mechanism, thereby realizing the contact and separation of the detection mechanism and the product carried by the positioning jig.

[0006] In a preferred embodiment of the present invention, the turntable or positioning fixture is further provided with an X-axis positioning mechanism and a Y-axis positioning mechanism capable of relative displacement of the positioning fixture, and the positioning dimensions on the positioning fixture are adjusted by the X-axis positioning mechanism and the Y-axis positioning mechanism.

[0007] In a preferred embodiment of the present invention, a transport arm is further provided on one side of the low current detection turntable, and the transport arm is displaced between the low current detection turntable and the infeed conveyor assembly and / or the outfeed conveyor assembly; The transport arm comprises a displacement slide arranged on one side of the feed conveyor assembly or the low current detection turntable, a transfer servo module is driven on the displacement slide, a left lifting cylinder is arranged on the transfer servo module, and a left material taking device is driven on the left lifting cylinder; And / or, the transport arm includes a displacement slide arranged on one side of the discharge conveyor assembly or the low current detection turntable, the displacement slide is driven by a transplanting servo module, the transplanting servo module is provided with a right lifting cylinder, and the right lifting cylinder is driven by a right material picking device.

[0008] In a preferred embodiment of the present invention, the feed conveyor assembly includes a conveyor frame arranged on one side of the low current detection turntable, the conveyor frame is sleeved with a conveyor belt, the feed conveyor frame is provided with a relatively arranged guide mechanism, and the conveyor frame is also provided with a blocking mechanism located at the transmission tail of the conveyor belt; the guide track of the guide mechanism is consistent with the transmission direction of the conveyor belt; And / or, the discharging conveyor assembly includes a conveying frame arranged on one side of the low current detection turntable, and a conveying belt is sleeved on the conveying frame.

[0009] In a preferred embodiment of the present invention, the low-current lighting device includes a posture adjustment mechanism arranged on a turntable, and a detection mechanism is arranged on the posture adjustment mechanism; the posture adjustment mechanism includes a Y-axis servo module arranged on the turntable, and an X-axis slide is arranged on the Y-axis servo module; the detection mechanism includes a clamping cylinder arranged on the X-axis slide, and the clamping cylinder is driven and connected to an upper clamping block and a lower clamping block that can open and close relative to each other, and an elastic probe for conduction is also arranged between the two blocks.

[0010] In a preferred embodiment of the present invention, a visual alignment component corresponding to the low current detection turntable is further provided on one side of the low current detection turntable.

[0011] In a preferred embodiment of the present invention, the visual alignment component includes a bracket arranged on the periphery of the low current detection turntable, a horizontal slide rail slider is slidably arranged on the bracket, a lifting and adjusting mechanism is arranged on the horizontal slide rail slider, and a camera and / or surface light source that can be displaced relative to the low current detection turntable is arranged on the lifting and adjusting mechanism.

[0012] In a preferred embodiment of the present invention, the right material taking device or the left material taking device adopts a material taking rack provided with vacuum suction holes; And / or, a vacuum suction hole is provided on the positioning fixture, and the vacuum suction hole is connected to the vacuum generator through a vacuum passage; And / or, both ends of the conveying frame are rotatably connected to transmission rollers, the conveying belt is sleeved on the transmission rollers, and the conveying frame is also provided with a blocking mechanism located at the periphery of the conveying belt; And / or, the guiding mechanism comprises a pushing mechanism arranged on the conveying frame, the pushing rod of the pushing mechanism is provided with a guide frame which can be telescopically displaced above the conveying belt, and the guide frame is rotatably connected with a guide roller; the guide roller extends toward the conveying side of the conveying belt and is perpendicular to the conveying side of the conveying belt; And / or, an information recognition mechanism is provided on the conveyor frame of the infeed conveyor assembly or the outfeed conveyor assembly, an identification port of the information recognition mechanism corresponds to the product conveyed on the conveyor belt, and the information recognition mechanism scans the identification area on the product.

[0013] A detection method of a fully automatic low current detection device is implemented using the fully automatic low current detection device, comprising the following steps: The product reaches the blocking mechanism from the entrance of the feed conveyor assembly, and the guiding mechanisms on both sides correct the product position; the transport arm transports the product to the positioning fixture of the low-current detection turntable through the left pick-up device through the transfer servo module; then the X-axis positioning mechanism and Y-axis positioning mechanism on the side of the positioning fixture perform secondary positioning on the product, and the vacuum generator vacuums the gap between the product and the positioning fixture to attach the product to the positioning fixture; the camera takes pictures of the product, and the visual inspection system determines the FPC position of the product; The upper clamping block and the lower clamping block of the low-current lighting device reach the appropriate position through the X-axis slide and the Y-axis servo module. The clamping claw cylinder clamps the upper clamping block and the lower clamping block to the detection end of the FPC of the product on the positioning fixture, so that the conductive elastic probes in the upper clamping block and the lower clamping block contact the FPC to form a power-on circuit and perform low-current detection. After the low-current detection is completed, the turntable rotates by degrees under the drive of the rotating mechanism, so that the product reaches the unloading area. The vacuum generator stops working, and the handling arm transports the product to the unloading conveyor assembly through the right material-retrieving device through the transfer servo module. The unloading conveyor assembly transports the product to complete the unloading.

[0014] Compared with the prior art, the present invention has the following beneficial effects: The invention discloses a fully automatic low current detection device and a detection method thereof; the device is suitable for detecting electronic components, realizes automatic loading and unloading and automatic power plugging, reduces the labor intensity in the prior art, and saves factory labor costs. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The present invention is further described below in conjunction with the accompanying drawings and embodiments.

[0016] Figure 1 is a schematic diagram of the three-dimensional structure of a fully automatic low current detection device provided according to an embodiment of the present invention; Figure 2 It is a schematic diagram of the three-dimensional structure of a fully automatic low-current detection device provided according to an embodiment of the present invention after removing the peripheral door panel; Figure 3 is a schematic diagram of a top view of a fully automatic low current detection device provided according to an embodiment of the present invention; Figure 4 is a right side structural schematic diagram of a fully automatic low current detection device provided according to an embodiment of the present invention; Figure 5 is a schematic diagram of a top view of a fully automatic low current detection device provided according to an embodiment of the present invention; Figure 6 is a left-view structural schematic diagram of a fully automatic low-current detection device provided according to an embodiment of the present invention; Figure 7 is a structural schematic diagram of a handling arm of a fully automatic low current detection device provided according to an embodiment of the present invention; Figure 8 is a structural schematic diagram of a visual alignment component of a fully automatic low current detection device provided according to an embodiment of the present invention; Fig. 9 2 is a schematic structural diagram of a low-current lighting device of a fully automatic low-current detection device provided according to an embodiment of the present invention; Among them, 1-lower frame, 101-table, 2-upper frame, 201-display, 202-keyboard, 203-touch screen, 3-feeding conveyor assembly, 301-conveyor belt, 302-guiding mechanism, 303-blocking mechanism, 304-barcode scanning mechanism, 4-low current detection turntable, 401-turntable, 402-positioning fixture, 403-X-positioning mechanism, 404-Y-positioning mechanism, 405-vacuum generator, 406-rotation mechanism, 5-visual alignment assembly, 5 01-horizontal slide rail slider, 502-lifting adjustment mechanism, 503-camera, 504-surface light source, 6-handling arm, 601-transplanting servo module, 602-left lifting cylinder, 603-left material picking device, 604-right material picking device, 605-right lifting cylinder, 7-low current lighting device, 701-upper clamping block, 702-lower clamping block, 703-elastic probe, 704-grip cylinder, 705-X-axis slide, 706-Y-axis servo module, 8-discharging conveyor assembly. DETAILED DESCRIPTION

[0017] The technical solution of the present invention is described in detail below through the accompanying drawings and specific embodiments. It should be understood that the embodiments of the present invention and the specific features in the embodiments are detailed descriptions of the technical solution of the present invention, rather than limitations on the technical solution of the present invention. The embodiments of the present invention and the technical features in the embodiments may be combined with each other unless there is a conflict.

[0018] The term "and / or" is only a description of the association relationship between related objects, indicating that there can be three relationships. For example, A and / or B can mean: A exists alone, A and B exist at the same time, and B exists alone. In addition, the character " / " generally indicates that the related objects are in an "or" relationship. Embodiment 1

[0019] like Figure 1-Figure 9 As shown, a fully automatic low current detection device comprises: a low current detection turntable 4, and a feed conveyor assembly 3 and a discharge conveyor assembly 8 are arranged on the periphery of the low current detection turntable 4; the feed conveyor assembly 3 and the discharge conveyor assembly 8 are respectively located on both sides of the low current detection turntable 4, and a turntable 401 is rotatably arranged between the feed conveyor assembly 3 and the discharge conveyor assembly 8 through a rotating mechanism 406. The low current detection turntable 4 comprises a turntable 401 arranged between the feed conveyor assembly 3 and the discharge conveyor assembly 8, a positioning fixture 402 is arranged on the turntable 401, and a low current lighting device 7 is also arranged on one side of the positioning fixture 402; the low current detection turntable 4 can rotate relative to the feed conveyor assembly 3 and the discharge conveyor assembly 8.

[0020] Specifically, the feed conveyor assembly 3 includes a conveyor frame arranged on one side of the low current detection turntable 4, a conveyor belt 301 is sleeved on the conveyor frame, a guide mechanism 302 is arranged oppositely on the feed conveyor frame, and a blocking mechanism 303 located at the transmission tail of the conveyor belt 301 is also arranged on the conveyor frame; the guide track of the guide mechanism 302 is consistent with the transmission direction of the conveyor belt 301. The discharge conveyor assembly 8 includes a conveyor frame arranged on one side of the low current detection turntable 4, and a conveyor belt 301 is sleeved on the conveyor frame. Furthermore, transmission rollers are rotatably connected to the two ends of the conveying frame, and the conveying belt 301 is sleeved on the transmission rollers. The conveying frame is also provided with a blocking mechanism 303 located on the periphery of the conveying belt 301; the guiding mechanism 302 includes a pushing mechanism arranged on the conveying frame, and the pushing rod of the pushing mechanism is provided with a guide frame that can be telescopically displaced above the conveying of the conveying belt 301, and the guide frame is rotatably connected with a guide roller; the guide roller extends toward the conveying side of the conveying belt 301 and is perpendicular to the conveying side of the conveying belt 301; an information recognition mechanism 304 is provided on the conveying frame of the feeding conveyor assembly 3 or the discharging conveyor assembly 8, and the recognition port of the information recognition mechanism 304 corresponds to the product conveyed on the conveying belt 301, and the information recognition mechanism 304 scans the recognition area on the product.

[0021] Specifically, positioning fixtures 402 are respectively provided at two opposite ends of the turntable 401 of the low current detection turntable 4, and the turntable 401 drives the positioning fixture 402 to reciprocate between the infeed conveyor assembly 3 and the outfeed conveyor assembly 8; the positioning fixture 402 or the low current lighting device 7 is arranged on the turntable 401; the posture adjustment mechanism of the low current lighting device 7 drives the detection mechanism to move relative to the product positioned on the positioning fixture 402, so as to realize the contact and separation between the detection mechanism of the low current lighting device 7 and the product received on the positioning fixture 402. In this embodiment, the positioning fixture 402 is arranged on the turntable 401 through the rotating mechanism 406, and in this embodiment, the rotating mechanism 406 adopts a DD motor. However, it is not limited to this. In other embodiments, the rotating mechanism 406 can also use a cam divider to drive the turntable 401 to rotate relative to the table 101. Further, the positioning fixture 402 is equipped with an X-direction positioning mechanism 403 and a Y-direction positioning mechanism 404 in the X direction and the Y direction, and the positioning fixture 402 is also provided with a plurality of positioning avoidance grooves in the X direction and the Y direction. The X-direction positioning mechanism 403 includes a telescopic stopper provided below the positioning fixture 402, and a plurality of upwardly protruding stoppers are provided on the telescopic stopper, and the stoppers are movably extended out of the avoidance groove in the X direction; the Y-direction positioning mechanism 404 includes a telescopic stopper provided below the positioning fixture 402, and a plurality of upwardly protruding stoppers are provided on the telescopic stopper, and the stoppers are movably extended out of the avoidance groove in the Y direction; the driving cylinders of the X-direction positioning mechanism 403 and the Y-direction positioning mechanism 404 drive the respective telescopic stoppers to move in the avoidance groove in the X direction and the avoidance groove in the Y direction respectively to adjust the positioning size. Further, the positioning fixture 402 is provided with a fixed stopper on one side of the X direction and a telescopic stopper on the other side to achieve the adjustment of the positioning size in the X direction. The positioning jig 402 is provided with a row of plug holes arranged at intervals on one side of the Y direction, and an adjustable positioning block that can be plugged into the plug holes. The position adjustment is achieved by adjusting the hole position of the plug hole selected by the adjustable positioning block. The positioning jig 402 is provided with a telescopic block on the other side of the Y direction to achieve the positioning size adjustment in the Y direction. The product placed on the positioning jig 402 can be positioned for a second time by the X-direction positioning mechanism 403 and the Y-direction positioning mechanism 404. The positioning size of the positioning jig 402 is adjusted by the X-direction positioning mechanism 403 and the Y-direction positioning mechanism 404. In this embodiment, a vacuum suction hole is provided on the positioning jig 402, and the vacuum suction hole is connected to the vacuum generator 405 through a vacuum passage. The air in the gap between the contact surfaces of the product positioning jig 402 is sucked away to fix it on the positioning jig 402 to prevent the product from sliding during the rotation of the rotating mechanism 406.

[0022] Specifically, a transport arm 6 is further provided on one side of the low current detection turntable 4, and the transport arm 6 is displaced between the low current detection turntable 4 and the feed conveyor assembly 3 and / or the discharge conveyor assembly 8. In this embodiment, a transport arm 6 is provided between the low current detection turntable 4 and the feed conveyor assembly 3, and between the low current detection turntable 4 and the discharge conveyor assembly 8. The transport arm 6 provided between the feed conveyor assembly 3 and the low current detection turntable 4 includes a displacement slide provided on the outside of the feed conveyor assembly 3 and the low current detection turntable 4, a transfer servo module 601 is driven on the displacement slide, a left lifting cylinder 602 is provided on the transfer servo module 601, and a left material picking device 603 is driven on the left lifting cylinder 602. The transport arm 6 disposed between the discharge conveyor assembly 8 and the low current detection turntable 4 includes a displacement slide disposed on one side of the discharge conveyor assembly 8 or the low current detection turntable 4, a transfer servo module 601 is driven on the displacement slide, a right lifting cylinder 605 is disposed on the transfer servo module 601, and a right material picking device 604 is driven on the right lifting cylinder 605. In this embodiment, the right material picking device 604 or the left material picking device 603 adopts a material picking rack provided with vacuum suction holes.

[0023] Specifically, a visual alignment component 5 corresponding to the low current detection turntable 4 is further provided on one side of the low current detection turntable 4. The visual alignment component 5 includes a bracket arranged at the periphery of the low current detection turntable 4, a horizontal slide rail slider 501 is slidably arranged on the bracket, a lifting adjustment mechanism 502 is arranged on the horizontal slide rail slider 501, and a camera 503 and / or a surface light source 504 that can be displaced relative to the low current detection turntable 4 are arranged on the lifting adjustment mechanism 502.

[0024] Specifically, the low-current lighting device 7 includes a posture adjustment mechanism disposed on the turntable 401, the posture adjustment mechanism is driven and connected with a detection mechanism, the posture adjustment mechanism includes a Y-direction servo module 706 disposed on the turntable 401, and an X-direction slide 705 is disposed on the Y-direction servo module 706. The detection mechanism includes a clamping cylinder 704 disposed on the X-direction slide 705, and the clamping cylinder 704 is driven and connected with an upper clamping block 701 and a lower clamping block 702 that can be relatively opened and closed, and an elastic probe 703 for conducting electricity is also disposed between them. The low-current lighting device 7 drives the detection mechanism to relatively displace the position of the positioning fixture 402 through the posture adjustment mechanism, so as to realize the contact and separation between the detection mechanism of the low-current lighting device 7 and the product carried on the positioning fixture 402. Embodiment 2

[0025] like Figure 1-Figure 9As shown, a fully automatic low current detection equipment comprises: a lower frame 1 and an upper frame 2 arranged on the lower frame 1, the lower frame 1 is provided with a table top 101, the table top 101 is provided with a feed conveyor assembly 3, a low current detection turntable 4, a visual alignment assembly 5, a transport arm 6, a low current lighting device 7, and a discharge conveyor assembly 8, and the upper frame 2 is provided with a display 201, a keyboard 202 and a touch screen 203 interconnected with the feed conveyor assembly 3, the low current detection turntable 4, the visual alignment assembly 5, the transport arm 6, the low current lighting device 7, and the discharge conveyor assembly 8.

[0026] Specifically, the periphery of the loading side and unloading side of the low current detection turntable 4 is respectively provided with a feed conveyor assembly 3 and a discharge conveyor assembly 8; the low current detection turntable 4 is provided with a positioning fixture 402 and a low current lighting device 7 corresponding to the positioning fixture 402, and the upper part of the low current detection turntable 4 is provided with a visual alignment assembly 5 corresponding to the positioning fixture 402, and the low current detection turntable 4 and the feed conveyor assembly 3 and the discharge conveyor assembly 8 are respectively provided with a handling arm 6 for product transfer.

[0027] Specifically, the feed conveyor assembly 3 and the discharge conveyor assembly 8 are respectively located on both sides of the low current detection turntable 4, and the turntable 401 is rotatably arranged between the feed conveyor assembly 3 and the discharge conveyor assembly 8 through a rotating mechanism 406. The low current detection turntable 4 includes a turntable 401 arranged between the feed conveyor assembly 3 and the discharge conveyor assembly 8, a positioning fixture 402 is arranged on the turntable 401, and a low current lighting device 7 is also arranged on one side of the positioning fixture 402; the low current detection turntable 4 can rotate relative to the feed conveyor assembly 3 and the discharge conveyor assembly 8. More specifically, positioning fixtures 402 are respectively provided at the two opposite ends of the turntable 401 of the low current detection turntable 4, and the turntable 401 drives the positioning fixture 402 to reciprocate between the feed conveyor assembly 3 and the discharge conveyor assembly 8; the positioning fixture 402 or the low current lighting device 7 is arranged on the turntable 401; the low current lighting device 7 or the positioning fixture 402 is driven to rotate relative to the feed conveyor assembly 3 and the discharge conveyor assembly 8 through the rotating mechanism 406, and the Y-axis servo module 706 and the X-axis slide 705 of the low current lighting device 7 drive the clamping cylinder 704 and the elastic probe 703 to move the product supported on the relative positioning fixture 402 to realize the contact and separation of the elastic probe 703 and the product supported on the positioning fixture 402. In this embodiment, the positioning jig 402 is disposed on the turntable 401, and the positioning jig 402 is provided with an X-direction positioning mechanism 403 and a Y-direction positioning mechanism 404, and the positioning size of the positioning jig 402 is adjusted by the X-direction positioning mechanism 403 and the Y-direction positioning mechanism 404. In this embodiment, the positioning jig 402 is provided with a vacuum suction hole, and the vacuum suction hole is connected to the vacuum generator 405 through a vacuum passage.

[0028] Furthermore, in this embodiment, a set of positioning fixtures 402 is provided on each turntable 401. The rotating mechanism 406 adopts a DD motor. However, it is not limited to this. In other embodiments, the rotating mechanism 406 can also adopt a cam divider to drive the turntable 401 to rotate relative to the table 101. Further, the positioning fixture 402 is equipped with an X-direction positioning mechanism 403 and a Y-direction positioning mechanism 404 in the X direction and the Y direction, and the positioning fixture 402 is also provided with a plurality of positioning air-avoiding grooves in the X direction and the Y direction. The X-direction positioning mechanism 403 includes a telescopic stopper provided below the positioning fixture 402, and a plurality of upwardly protruding stoppers are provided on the telescopic stopper, and the stoppers are movably extended out of the air-avoiding groove in the X direction; the Y-direction positioning mechanism 404 includes a telescopic stopper provided below the positioning fixture 402, and a plurality of upwardly protruding stoppers are provided on the telescopic stopper, and the stoppers are movably extended out of the air-avoiding groove in the Y direction; the driving cylinders of the X-direction positioning mechanism 403 and the Y-direction positioning mechanism 404 drive the respective telescopic stoppers to move in the air-avoiding groove in the X direction and the air-avoiding groove in the Y direction respectively to adjust the positioning size. Further, the positioning fixture 402 is provided with a fixed stopper on one side of the X direction and a telescopic stopper on the other side to achieve the positioning size adjustment in the X direction. The positioning jig 402 is provided with a row of plug holes arranged at intervals on one side in the Y direction, and an adjustable positioning block that can be plugged into the plug holes. The position adjustment is achieved by adjusting the hole position of the plug hole selected by the adjustable positioning block. The positioning jig 402 is provided with a telescopic block on the other side in the Y direction to achieve the positioning size adjustment in the Y direction. The product placed on the positioning jig 402 can be positioned secondary by the X-direction positioning mechanism 403 and the Y-direction positioning mechanism 404. The X-direction positioning mechanism 403 and the Y-direction positioning mechanism 404 installed in the X-direction and the Y-direction of the positioning jig 402 can position the product placed on the positioning jig 402 secondary. The bottom surface of the positioning jig 402 is connected to the vacuum generator 405 through an air pipe to extract the air in the gap between the contact surfaces of the product positioning jig 402, so that it is fixed on the positioning jig 402 to prevent the product from sliding during rotation.

[0029] Specifically, the feed conveyor assembly 3 includes a conveyor frame arranged on one side of the low current detection turntable 4, a conveyor belt 301 is sleeved on the conveyor frame, a guide mechanism 302 is arranged oppositely on the feed conveyor frame, and a blocking mechanism 303 located at the transmission tail of the conveyor belt 301 is also arranged on the conveyor frame; the guide track of the guide mechanism 302 is consistent with the transmission direction of the conveyor belt 301. The discharge conveyor assembly 8 includes a conveyor frame arranged on one side of the low current detection turntable 4, and a conveyor belt 301 is sleeved on the conveyor frame. Further, the two ends of the conveying frame are respectively rotatably connected with transmission rollers, the conveying belt 301 is sleeved on the transmission rollers, and the conveying frame is also provided with a blocking mechanism 303 located at the periphery of the conveying belt 301; the guiding mechanism 302 includes a pushing mechanism provided on the conveying frame, and the pushing rod of the pushing mechanism is provided with a guide frame that can be telescopically displaced above the conveying of the conveying belt 301, and the guide frame is rotatably connected with a guide roller; the guide roller extends to the conveying side of the conveying belt 301 and is perpendicular to the conveying side of the conveying belt 301; the conveying frame of the infeed conveyor assembly 3 or the outfeed conveyor assembly 8 is provided with an information recognition mechanism 304, the recognition port of the information recognition mechanism 304 corresponds to the product conveyed on the conveying belt 301, and the information recognition mechanism 304 scans the recognition area on the product. Further, the U-shaped hole of the guiding mechanism 302 is installed on both sides of the aluminum profile of the infeed conveyor assembly 3 by bolts, and the guiding mechanism 302 can adjust the installation position according to the different product sizes. The blocking mechanism 303 is fixed to the end of the infeed conveyor assembly 3 with bolts. The barcode scanning mechanism 304 is equipped with a magnet and can be fixed at any position of the table 101 below the infeed conveyor assembly 3.

[0030] Specifically, a transport arm 6 is further provided on one side of the low current detection turntable 4, and the transport arm 6 is displaced between the low current detection turntable 4 and the feed conveyor assembly 3 and / or the discharge conveyor assembly 8. In this embodiment, a transport arm 6 is provided between the low current detection turntable 4 and the feed conveyor assembly 3, and between the low current detection turntable 4 and the discharge conveyor assembly 8. The transport arm 6 provided between the feed conveyor assembly 3 and the low current detection turntable 4 includes a displacement slide provided on the outside of the feed conveyor assembly 3 and the low current detection turntable 4, a transfer servo module 601 is driven on the displacement slide, a left lifting cylinder 602 is provided on the transfer servo module 601, and a left material picking device 603 is driven on the left lifting cylinder 602. The transport arm 6 disposed between the discharge conveyor assembly 8 and the low current detection turntable 4 includes a displacement slide disposed on one side of the discharge conveyor assembly 8 or the low current detection turntable 4, a transfer servo module 601 is driven on the displacement slide, a right lifting cylinder 605 is disposed on the transfer servo module 601, and a right material picking device 604 is driven on the right lifting cylinder 605. In this embodiment, the right material picking device 604 or the left material picking device 603 adopts a material picking rack provided with vacuum suction holes.

[0031] Specifically, a visual alignment component 5 corresponding to the low current detection turntable 4 is also provided on one side of the low current detection turntable 4. The visual alignment component 5 includes a bracket arranged on the periphery of the low current detection turntable 4, on which a horizontal slide rail slider 501 is slidably provided, on which a lifting adjustment mechanism 502 is provided, and on which a camera 503 and a surface light source 504 capable of displacement relative to the low current detection turntable 4 are provided on the lifting adjustment mechanism 502. In this embodiment, the camera 503 is installed on the lifting adjustment mechanism 502 and moves up and down with the lifting adjustment mechanism 502. The lifting adjustment mechanism 502 is installed on the horizontal slide rail slider 501 and moves on the slide rail with the slider 501. The surface light source 504 is installed on the turntable 401.

[0032] Specifically, the low-current lighting device 7 includes a posture adjustment mechanism arranged on the turntable 401, the posture adjustment mechanism is driven and connected with a detection mechanism, the posture adjustment mechanism includes a Y-direction servo module 706 arranged on the turntable 401, and an X-direction slide 705 is arranged on the Y-direction servo module 706. The detection mechanism includes a clamping cylinder 704 arranged on the X-direction slide 705, and the clamping cylinder 704 is driven and connected with an upper clamping block 701 and a lower clamping block 702 that can be relatively opened and closed, and an elastic probe 703 for conduction is also arranged between them. The low-current lighting device 7 drives the detection mechanism to relatively displace the position of the positioning fixture 402 through the posture adjustment mechanism, so as to realize the contact and separation between the detection mechanism of the low-current lighting device 7 and the product carried on the positioning fixture 402. In this embodiment, an elastic probe 703 for conduction is arranged on the lower surface of the lower clamping block 702 of the low-current lighting device 7. The upper clamping block 701 and the lower clamping block 702 are engaged with the FPC of the product to form a closed loop. Embodiment 3

[0033] On the basis of the first or second embodiment, a detection method of a fully automatic low current detection device is implemented by using the fully automatic low current detection device, and includes the following steps: The product reaches the blocking mechanism 303 from the entrance of the feed conveyor assembly 3, and the guiding mechanisms 302 on both sides correct the product position; the transport arm 6 transports the product to the positioning fixture 402 of the low current detection turntable 4 through the left material picking device 603 through the transfer servo module 601; then the X-axis positioning mechanism 403 and the Y-axis positioning mechanism 404 on the side of the positioning fixture 402 perform secondary positioning on the product, and the vacuum generator 405 vacuums the gap between the product and the positioning fixture 402, so that the product is attached to the positioning fixture 402; the product image is captured by the camera 503, and the visual inspection system determines the FPC position of the product.

[0034] The upper clamping block 701 and the lower clamping block 702 of the low-current lighting device 7 reach the appropriate position through the X-axis slide 705 and the Y-axis servo module 706. The clamping claw cylinder 704 clamps the upper clamping block 701 and the lower clamping block 702 to the detection end of the FPC of the product on the positioning fixture 402, so that the conductive elastic probe 703 in the upper clamping block 701 and the lower clamping block 702 contacts the FPC to form a power-on circuit and perform low-current detection. After the low-current detection is completed, the turntable 401 rotates 180° under the drive of the rotating mechanism 406, so that the product reaches the unloading area. The vacuum generator 405 stops working, and the transport arm 6 transports the product to the unloading conveyor assembly 8 through the right material-retrieving device 604 through the transfer servo module 601. The unloading conveyor assembly 8 transports the product to complete unloading.

[0035] Working principle: The present invention discloses a fully automatic low-current detection device and a detection method thereof; it is suitable for the detection of electronic components, realizes automatic loading and unloading and automatic plugging of electricity, reduces the labor intensity in the prior art, and saves factory labor costs. The present invention has a compact structure and a light design, is suitable for safe production needs, and ensures the practicality of the device; the present invention can accurately adjust and quickly switch products of different specifications for positioning through the positioning function and adsorption function on the positioning fixture, thereby improving the versatility of the device; the present invention ensures that the vise-type chuck contacts the product FPC through the low-current lighting chuck structure design, and prevents the lighting chuck from poorly contacting the product FPC during the rotation of the turntable. The present invention realizes high-speed and fully automatic operation throughout the entire process from feeding to discharging through reasonable modular design.

[0036] When in use, the product reaches the blocking mechanism 303 from the entrance of the feed conveyor assembly 3, and the guiding mechanisms 302 on both sides correct the product position; the transport arm 6 transports the product to the positioning fixture 402 of the low current detection turntable 4 through the left material picking device 603 through the transfer servo module 601; then the X-axis positioning mechanism 403 and the Y-axis positioning mechanism 404 on the side of the positioning fixture 402 perform secondary positioning on the product, and the vacuum generator 405 vacuums the gap between the product and the positioning fixture 402, so that the product is attached to the positioning fixture 402; the product image is captured by the camera 503, and the visual inspection system determines the FPC position of the product.

[0037] The upper clamping block 701 and the lower clamping block 702 of the low-current lighting device 7 reach the appropriate position through the X-axis slide 705 and the Y-axis servo module 706. The clamping claw cylinder 704 clamps the upper clamping block 701 and the lower clamping block 702 to the detection end of the FPC of the product on the positioning fixture 402, so that the conductive elastic probe 703 in the upper clamping block 701 and the lower clamping block 702 contacts the FPC to form a power-on circuit and perform low-current detection. After the low-current detection is completed, the turntable 401 rotates 180° under the drive of the rotating mechanism 406, so that the product reaches the unloading area. The vacuum generator 405 stops working, and the transport arm 6 transports the product to the unloading conveyor assembly 8 through the right material-retrieving device 604 through the transfer servo module 601. The unloading conveyor assembly 8 transports the product to complete unloading.

[0038] Based on the ideal embodiment of the present invention, through the above description, relevant personnel can make various changes and modifications without departing from the technical concept of the present invention. The technical scope of the present invention is not limited to the content in the specification, and the technical scope must be determined according to the scope of the claims.

Claims

1. A fully automatic low current detection device, characterized in that: include: A low current detection turntable (4), wherein an infeed conveyor assembly (3) and an outfeed conveyor assembly (8) are arranged on the periphery of the low current detection turntable (4); The low current detection turntable (4) comprises a turntable (401) arranged between the infeed conveyor assembly (3) and the outfeed conveyor assembly (8), a positioning fixture (402) being arranged on the turntable (401), and a low current lighting device (7) being arranged on one side of the positioning fixture (402); the low current detection turntable (4) can rotate relative to the infeed conveyor assembly (3) and the outfeed conveyor assembly (8).

2. The fully automatic low current detection device according to claim 1, characterized in that: The infeed conveyor assembly (3) and the outfeed conveyor assembly (8) are respectively located on two sides of the low current detection turntable (4); the turntable (401) is rotatably arranged between the infeed conveyor assembly (3) and the outfeed conveyor assembly (8) via a rotating mechanism (406); the positioning jigs (402) are respectively arranged at two opposite ends of the turntable (401); the turntable (401) drives the positioning jig (402) to rotate between the infeed conveyor assembly (3) and the outfeed conveyor assembly (8); The positioning jig (402) or the low-current lighting device (7) is arranged on the turntable (401); the low-current lighting device (7) drives the detection mechanism to move relative to the positioning jig (402) through a posture adjustment mechanism, thereby achieving contact and separation between the detection mechanism and the product carried by the positioning jig (402).

3. The fully automatic low current detection device according to claim 2, characterized in that: The rotating disk (401) or the positioning fixture (402) is also provided with an X-direction positioning mechanism (403) and a Y-direction positioning mechanism (404) capable of relative displacement to the positioning fixture (402); the positioning dimensions on the positioning fixture (402) are adjusted by means of the X-direction positioning mechanism (403) and the Y-direction positioning mechanism (404).

4. The fully automatic low current detection device according to claim 3, characterized in that: A transport arm (6) is also provided on one side of the low current detection turntable (4), and the transport arm (6) is displaced between the low current detection turntable (4) and the infeed conveyor assembly (3) and / or the outfeed conveyor assembly (8); The transport arm (6) comprises a displacement slide seat arranged on one side of the feed conveyor assembly (3) or the low current detection turntable (4); a transfer servo module (601) is driven on the displacement slide seat; a left lifting cylinder (602) is driven on the transfer servo module (601); and a left material taking device (603) is driven on the left lifting cylinder (602); And / or, the transport arm (6) comprises a displacement slide arranged on one side of the discharge conveyor assembly (8) or the low current detection turntable (4), the displacement slide is driven by a transfer servo module (601), the transfer servo module (601) is provided with a right lifting cylinder (605), and the right lifting cylinder (605) is driven by a right material picking device (604).

5. The fully automatic low current detection device according to claim 4, characterized in that: The feed conveyor assembly (3) comprises a conveyor frame arranged on one side of the low current detection turntable (4), a conveyor belt (301) is sleeved on the conveyor frame, a guide mechanism (302) arranged opposite to the feed conveyor frame is arranged on the feed conveyor frame, and a blocking mechanism (303) located at the transmission tail of the conveyor belt (301) is also arranged on the conveyor frame; the guide track of the guide mechanism (302) is consistent with the transmission direction of the conveyor belt (301); And / or, the discharge conveyor assembly (8) comprises a conveyor frame arranged on one side of the low current detection turntable (4), and a conveyor belt (301) is sleeved on the conveyor frame.

6. The fully automatic low current detection device according to claim 5, characterized in that: The low-current lighting device comprises a posture adjustment mechanism arranged on a turntable, and a detection mechanism is arranged on the posture adjustment mechanism; the posture adjustment mechanism comprises a Y-direction servo module (706) arranged on the turntable (401), and an X-direction slide table (705) is arranged on the Y-direction servo module (706); the detection mechanism comprises a clamping claw cylinder (704) arranged on the X-direction slide table (705), and an upper clamping block (701) and a lower clamping block (702) which are driven and connected to each other and can be opened and closed relative to each other are provided between which an elastic probe (703) for conducting electricity is also arranged.

7. The fully automatic low current detection device according to claim 6, characterized in that: A visual alignment component (5) corresponding to the low current detection turntable (4) is also provided on one side of the low current detection turntable (4).

8. The fully automatic low current detection device according to claim 7, characterized in that: The visual alignment component (5) comprises a bracket arranged on the periphery of the low current detection turntable (4), a horizontal slide rail slider (501) being slidably arranged on the bracket, a lifting adjustment mechanism (502) being arranged on the horizontal slide rail slider (501), and a camera (503) and / or a surface light source (504) being arranged on the lifting adjustment mechanism (502) that can be displaced relative to the low current detection turntable (4).

9. The fully automatic low current detection device according to claim 8, characterized in that: The right material taking device (604) or the left material taking device (603) adopts a material taking frame provided with vacuum suction holes; And / or, the positioning jig (402) is provided with a vacuum suction hole, and the vacuum suction hole is connected to the vacuum generator (405) via a vacuum passage; And / or, the two ends of the conveying frame are rotatably connected to transmission rollers, the conveying belt (301) is sleeved on the transmission rollers, and the conveying frame is also provided with a blocking mechanism (303) located outside the conveying belt (301); And / or, the guiding mechanism (302) comprises a pushing mechanism arranged on a conveying frame, a pushing rod of the pushing mechanism is provided with a guide frame capable of telescopic displacement above the conveying surface of the conveying belt (301), and a guide roller is rotatably connected to the guide frame; the guide roller extends toward the conveying side of the conveying belt (301) and is perpendicular to the conveying side of the conveying belt (301); And / or, an information recognition mechanism (304) is provided on the conveying frame of the infeed conveyor assembly (3) or the outfeed conveyor assembly (8), an identification port of the information recognition mechanism (304) corresponds to a product conveyed on the conveyor belt (301), and the information recognition mechanism (304) scans an identification area on the product.

10. A detection method for a fully automatic low current detection device, characterized in that: The method is implemented by using the fully automatic low current detection device according to any one of claims 1 to 9, comprising the following steps: The product reaches the blocking mechanism (303) from the entrance of the feed conveyor assembly (3), and the guiding mechanisms (302) on both sides correct the product position; the transport arm (6) transports the product to the positioning fixture (402) of the low current detection turntable (4) through the left material picking device (603) through the transfer servo module (601); then the X-axis positioning mechanism (403) and the Y-axis positioning mechanism (404) on the side of the positioning fixture (402) perform secondary positioning on the product, and the vacuum generator (405) evacuates the gap between the product and the positioning fixture (402) so that the product is attached to the positioning fixture (402); the product image is captured by the camera (503), and the visual inspection system determines the FPC position of the product; The upper clamping block (701) and the lower clamping block (702) of the low-current lighting device (7) reach a suitable position through the X-axis slide (705) and the Y-axis servo module (706), and the clamping claw cylinder (704) clamps the upper clamping block (701) and the lower clamping block (702) to the detection end of the FPC of the product on the positioning fixture (402), so that the conductive elastic probe (703) in the upper clamping block (701) and the lower clamping block (702) contact the FPC to form an energized circuit and perform a low-current detection. After the low-current detection is completed, the turntable (401) rotates 180 degrees under the drive of the rotating mechanism (406) to allow the product to reach the unloading area. The vacuum generator (405) stops working, and the transport arm (6) transports the product to the discharge conveyor assembly (8) through the right material taking device (604) through the transfer servo module (601), and the discharge conveyor assembly (8) transports the product to complete unloading.

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