CN116197126A - Appearance automatic detection equipment - Google Patents

Abstract

The invention relates to an appearance automatic detection device. The appearance automatic detection equipment comprises a rack, a butt joint feeding unit, a front and back detection unit, a side detection unit and a discharging unit; the rack comprises a bottom frame and a top frame which is arranged on the bottom frame in a protruding mode; the butt-joint feeding unit comprises a feeding moving driving mechanism arranged on the underframe and a feeding platform connected with the feeding moving driving mechanism; the front and back detection unit comprises a material overturning and transferring mechanism arranged on the bottom frame and a front and back visual detection mechanism arranged on the top frame; the side surface detection unit comprises a rotary carrying platform arranged on the underframe and a side surface visual detection mechanism arranged on the top frame; the blanking unit comprises a blanking moving driving mechanism arranged at a blanking station of the underframe and a blanking platform connected with the blanking moving driving mechanism. The invention can solve the problems that a large amount of manpower is wasted, the judgment standard is not uniform, and defective products are easy to flow out when the appearance of the flexible board is detected by adopting a manual mode in the traditional technology.

Description

Appearance automatic detection equipment

technical field

The invention relates to the technical field of circuit board production, in particular to an appearance automatic detection device.

Background technique

In consumer electronic products, it is usually necessary to adopt SMT (Surface Mount Technology, ie surface mount technology) technology to arrange various SMT electronic components on a flexible circuit board. Moreover, after the assembly of electronic components on the flex board is completed, the assembled flex board will be inspected for appearance to determine whether the appearance of the flex board is qualified, and the unqualified flex board (ie defective products) will be detected. In the traditional technology, the appearance of flexible boards is usually inspected manually, which wastes a lot of manpower, and the judgment standards are not uniform, which may easily cause defective products to flow out.

Contents of the invention

The invention provides an automatic appearance detection device, which can solve the problems that a large amount of manpower is wasted when the appearance of flexo boards is detected manually in the traditional technology, and the judgment standards are not uniform, which easily causes defective products to flow out.

The invention provides an automatic appearance detection device, comprising:

The frame includes a bottom frame and a top frame protruding from the bottom frame; the bottom frame is sequentially provided with a loading station, a first inspection station, a second inspection station and a blanking station;

The docking loading unit includes a loading mobile drive mechanism arranged at the loading station of the chassis, and a loading platform connected to the loading mobile drive mechanism;

The front and back detection unit includes a material turning and transferring mechanism arranged at the first inspection station and the second inspection station of the bottom frame, and a front and back visual inspection mechanism arranged on the top frame, the front and back The visual detection mechanism is arranged correspondingly to the upper and lower sides of the feeding platform, and the material turning and transferring mechanism is correspondingly arranged on the outside of the feeding platform;

The side detection unit includes a rotary stage set at the second detection station of the bottom frame, and a side visual inspection mechanism set on the top frame, and the rotary stage corresponds to the material turning and transferring mechanism In cooperation, the side visual detection mechanism is set up and down correspondingly to the rotating stage; and,

The blanking unit includes a blanking movement drive mechanism arranged at the blanking station of the chassis, and a blanking platform connected to the blanking movement drive mechanism, and the blanking platform is turned over and transferred to the material Institutional coordination.

Optionally, the material overturning and transferring mechanism includes a material traversing drive mechanism arranged on the bottom frame, and a material overturning mechanism and a material translation mechanism arranged on the material traversing driving mechanism, and the material overturning mechanism Cooperating with the material loading platform correspondingly, the material translation mechanism is correspondingly cooperating with the material loading platform, the rotating platform and the material unloading platform.

Optionally, the material traversing driving mechanism includes a material traversing bracket arranged on the bottom frame, a material traversing guide rail and a material traversing driving member arranged on the material traversing bracket, and a The material traversing base on the material traversing guide rail, the material turning mechanism and the material translation mechanism are both arranged on the material traversing base, and the material traversing driving part is connected with the material traversing base .

Optionally, the material turning mechanism includes a first material lifting structure arranged on the material traversing base, a material rotation driving structure connected to the first material lifting structure, and a material rotation driving structure connected to the material rotation driving structure. the first material gripper;

The material translation mechanism includes a second material lifting structure arranged on the material traversing base, and a second material gripper connected to the second material lifting structure.

Optionally, the two first material grippers are arranged side by side on the material rotation driving structure, and the two second material grippers are arranged side by side on the second material lifting structure.

Optionally, the front and back visual inspection mechanism includes a first visual driving mechanism arranged on the top frame, a first visual inspection frame connected to the first visual driving mechanism, and a first visual inspection frame arranged on the first visual inspection mechanism. The first appearance inspection camera and the first light source system on the inspection frame, the first appearance inspection camera is set up and down corresponding to the loading platform.

Optionally, the side vision detection mechanism includes a second vision driving mechanism arranged on the top frame, a second vision detection frame connected with the second vision driving mechanism, and a second vision detection frame arranged on the second vision detection mechanism. A second appearance inspection camera and a second light source system on the rack, the second appearance inspection camera is set up and down corresponding to the rotating stage.

Optionally, the two rotating stages are arranged side by side on the bottom frame, and the two second appearance inspection cameras are arranged side by side on the second visual inspection frame, and are connected with the two rotating stages. One-to-one correspondence settings.

Optionally, the rotary stage includes a rotary support provided on the base frame, a rotary drive structure of the stage provided on the rotary support, and a rotary table connected to the rotary drive structure of the carrier plate, and the rotating platform is set up and down corresponding to the side visual detection mechanism.

Optionally, the moving driving mechanism for loading includes a horizontal feeding driving structure arranged on the chassis, and the loading platform is connected to the horizontal feeding driving structure;

The driving mechanism for unloading movement includes a horizontal unloading driving structure arranged on the bottom frame, and the unloading platform is connected with the horizontal unloading driving structure.

The beneficial effects brought by the technical solution provided by the invention include:

The appearance automatic detection equipment provided by the present invention can receive the external flexible plate to be detected by docking the feeding platform of the feeding unit, and drive the feeding platform through the feeding movement driving mechanism, and the feeding platform and its The flex board to be inspected on the board is transported to the front and back detection unit; the front and back visual inspection mechanism of the front and back inspection unit performs appearance inspection on the front of the flex board to be inspected on the loading platform, and then the flex board to be inspected is passed through the material turning and transferring mechanism. Turn it over so that the reverse side of the flexible board to be tested is facing upwards, and then perform an appearance inspection on the reverse side of the detected flexible board through the front and back visual inspection mechanism; Transfer the flexible board to be inspected to the rotating stage of the side detection unit, and the rotating stage rotates the flexible board to be inspected. At this time, the side of the flexible board to be inspected is inspected by the side visual inspection mechanism; After the side inspection of the board, the flexible board is transferred to the unloading platform of the unloading unit through the material turning and transferring mechanism, and the unloading platform is driven to move in the downward direction by the unloading movement driving mechanism to unload the flexible board. In this way, the appearance of the flexible board can be automatically detected by the appearance automatic detection equipment, which saves a lot of manpower and material resources, and the detection and judgment standards are unified, which is not easy to cause missed detection and wrong detection, and the defective products are not easy to flow out, thus ensuring product quality.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings that need to be used in the description of the embodiments will be briefly introduced below. Obviously, the drawings in the following description are only some embodiments of the present invention. For those skilled in the art, other drawings can also be obtained based on these drawings without creative effort.

Fig. 1 is a three-dimensional structural schematic diagram of the appearance automatic detection device according to the embodiment of the present invention;

Fig. 2 is a schematic diagram 2 of the three-dimensional structure of the automatic appearance detection device according to the embodiment of the present invention;

Fig. 3 is a three-dimensional structural schematic diagram 1 of the docking feeding unit described in the embodiment of the present invention;

Fig. 4 is a schematic diagram 2 of the three-dimensional structure of the docking feeding unit described in the embodiment of the present invention;

Fig. 5 is a three-dimensional structural schematic diagram 1 of the material turning and transferring mechanism described in the embodiment of the present invention;

Fig. 6 is a three-dimensional structural schematic diagram II of the material turning and transferring mechanism described in the embodiment of the present invention;

Fig. 7 is a three-dimensional structural schematic diagram of the front and back visual detection mechanism according to the embodiment of the present invention;

Fig. 8 is a schematic diagram of the three-dimensional structure of the front and back visual detection mechanism according to the embodiment of the present invention;

FIG. 9 is a schematic diagram of the three-dimensional structure of the rotary carrier according to the embodiment of the present invention;

Fig. 10 is a schematic diagram of the three-dimensional structure of the side visual detection mechanism according to the embodiment of the present invention;

Fig. 11 is a schematic diagram of the second stereoscopic structure of the side visual detection mechanism according to the embodiment of the present invention;

Fig. 12 is a schematic perspective view of the three-dimensional structure of the unloading unit according to the embodiment of the present invention.

In the figure: 100, frame; 110, bottom frame; 120, top frame; 200, docking feeding unit; 210, feeding moving driving mechanism; 212, horizontal feeding driving structure; 2122, horizontal feeding driving part; 2124 , horizontal feeding guide rail; 220, feeding platform; 222, feeding bracket; 224, feeding carrier plate; 300, front and back detection unit; 310, material turning and transferring mechanism; Traverse bracket; 3124, material traverse guide rail; 3126, material traverse drive; 3128, material traverse base; 314, material turning mechanism; 3142, first material lifting structure; 3144, material rotation drive structure; 1. Material gripper; 316. Material translation mechanism; 3162. Second material lifting structure; 3166. Second material gripper; 320. Front and back visual inspection mechanism; 322. First visual driving mechanism; 3222. First visual vertical movement Structure; 3224, the first visual lifting structure; 324, the first visual inspection frame; 326, the first appearance inspection camera; 328, the first light source system; 400, the side detection unit; 410, the rotating platform; 412, the rotating support ; 414, stage rotation driving structure; 416, rotating platen; 420, side vision detection mechanism; 422, second vision driving mechanism; 4222, second vision lateral movement structure; 4224, second vision lifting structure; 2. Visual inspection frame; 426, second appearance inspection camera; 428, second light source system; 500, unloading unit; 510, unloading moving drive mechanism; 520, unloading platform.

Detailed ways

In order to make the purpose, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments It is a part of embodiments of the present invention, but not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.

As shown in Figures 1 and 2, the present invention provides an automatic appearance detection device, including a frame 100, and a docking feeding unit 200, a front and back detection unit 300, and a side detection unit 400 sequentially arranged on the frame 100 And the unloading unit 500. The flexible board to be inspected can be loaded by docking the feeding unit 200, and the flexible board is transported to the front and back inspection unit 300, and the front and back inspection unit 300 performs appearance inspection on the front and back of the flexible board, and the side inspection unit 400 The appearance inspection of the side of the flexible board can be carried out, and the unloading unit 500 can be used to unload the inspected flexible board.

Specifically, the rack 100 includes a bottom frame 110 , and a top frame 120 protruding from the bottom frame 110 . Moreover, a loading station, a first testing station, a second testing station and an unloading station may be sequentially provided on the bottom frame 110 . The docking and loading unit 200 may include a loading moving driving mechanism 210 disposed at the loading station of the chassis 120 , and a loading platform 220 connected to the loading moving driving mechanism 210 . The front and back inspection unit 300 may include a material turning and transferring mechanism 310 arranged at the first inspection station and the second inspection station of the bottom frame 110, and a front and back visual inspection mechanism 320 arranged on the top frame 120. The detection mechanism 320 is set up and down corresponding to the material loading platform 220 , and the material turning and transferring mechanism 310 is correspondingly set outside of the material loading platform 220 . The side detection unit 400 may include a rotary stage 410 disposed at the second detection station of the bottom frame 110, and a side visual detection mechanism 420 disposed on the top frame 120. The rotary stage 410 is matched with the material turning and transferring mechanism 310 , the side visual detection mechanism 420 is set up and down correspondingly with the rotating platform 410 . The unloading unit 500 can include the unloading mobile driving mechanism 510 located at the unloading station of the chassis 110, and the unloading platform 520 connected with the unloading mobile driving mechanism 510, the unloading platform 520 and the material turning and transferring mechanism 310 Corresponding cooperation.

The external flexible board to be tested can be received by docking with the loading platform 220 of the loading unit 200, and the loading platform 220 is driven by the loading movement driving mechanism 210, and the loading platform 220 and the undetected material on it are The flexible board is transported to the front and back inspection unit 300; the front and back visual inspection mechanism 320 of the front and back inspection unit 300 performs appearance inspection on the front of the flexible board to be inspected on the loading platform 220, and then the flexible board to be inspected is passed through the material turning and transferring mechanism 310. The board is turned over so that the reverse side of the flexible board to be inspected is facing up, and then the appearance inspection of the reverse side of the detected flexible board is carried out through the front and back visual inspection mechanism 320; The transfer mechanism 310 transfers the flexible board to be inspected to the rotating stage 410 of the side detection unit 400, and the rotating stage 410 rotates the flexible board to be inspected. Appearance inspection: After completing the side inspection of the flexible board, the flexible board is transferred to the unloading platform 520 of the unloading unit 500 through the material turning and transferring mechanism 310, and the unloading platform 520 is driven by the unloading moving drive mechanism 510 to Move in the feeding direction to unload the flexible board. In this way, the appearance of the flexible board can be automatically detected by the appearance automatic detection equipment, which saves a lot of manpower and material resources, and the detection and judgment standards are unified, which is not easy to cause missed detection and wrong detection, and the defective products are not easy to flow out, thus ensuring product quality.

Further, as shown in FIG. 3 and FIG. 4 , the loading movement driving mechanism 210 of the docking loading unit 200 may include a horizontal feeding driving structure 212 arranged at a loading station on the chassis 110 , and a loading platform 220 It is connected with the horizontal feeding driving structure 212. The material loading platform 220 can be driven to reciprocate laterally along the frame 100 through the horizontal material loading driving structure 212 , that is, the material loading platform 220 can be driven to reciprocate between the material loading station and the first detection station. Specifically, the lateral feeding drive structure 212 may include a lateral feeding guide rail 2124 and a lateral feeding drive member 2122 arranged on the chassis 110, the feeding platform 220 is slidably arranged on the lateral feeding guide rail 2124, and the lateral feeding drive member 2122 is connected with loading platform 220. The horizontal feeding guide rail 2124 extends laterally and is arranged between the loading station and the first detection station, so that the horizontal feeding drive member 2122 can drive the loading platform 220 to reciprocate between the feeding station and the first detection station . The horizontal feeding driving member 2122 can be configured as a cylinder driving structure.

Moreover, the loading platform 220 may include a loading bracket 222 slidably arranged on the horizontal feeding guide rail 2124, and a loading carrier 224 arranged on the feeding bracket 222. plate. In addition, a limiting slot can be set on the feeding carrier 224 for positioning and limiting the flexible board to be tested.

In addition, as shown in FIG. 5 and FIG. 6 , the material turning and transferring mechanism 310 of the front and back detection unit 300 may include a material traversing drive mechanism 312 arranged at the first detection station and the second detection station of the chassis 110, And the material turning mechanism 314 and the material translation mechanism 316 which are arranged on the material lateral movement driving mechanism 312 in turn, the material turning mechanism 314 can be matched with the loading platform 220 and the rotating platform 410, and the material translation mechanism 316 can be matched with the loading platform 220, the rotary carrier 410 and the blanking platform 520 are all correspondingly matched. The material turning mechanism 314 and the material translation mechanism 316 can be driven to reciprocate between the loading station, the first testing station, the second testing station and the blanking station through the material traversing drive mechanism 312, so as to facilitate the The flexible board moves to the first inspection station and the second inspection station for appearance inspection, and the material turnover mechanism 314 facilitates the flipping of the flexible board to be inspected, which facilitates the inspection of the front and back sides of the flexible board respectively. The translation mechanism 316 facilitates moving the flexible board from the first inspection station to the second inspection station for side inspection, and also facilitates moving the flexible board from the second inspection station to the unloading station for unloading.

Further, the material traversing driving mechanism 312 may include a material traversing support 3122 provided on the bottom frame 110, a material traversing guide rail 3124 and a material traversing driving member 3126 provided on the material traversing support 3122, and a The material traversing base 3128 on the material traversing guide rail 3124, the material turning mechanism 314 and the material translation mechanism 316 are all arranged on the material traversing base 3128, and the material traversing drive 3126 is connected with the material traversing base 3128. The material traversing drive 3126 can drive the material traversing base 3128 and the material turning mechanism 314 and the material translation mechanism 316 on it, and move back and forth linearly along the material traversing guide rail 3124, so that the material turning mechanism 314 is in the loading station. and the first detection station, and make the material translation mechanism 316 reciprocate between the first detection station, the second detection station and the blanking station. The material traversing driving part 3126 can be set as a cylinder drive structure, and can also be set as a screw nut drive structure. When the material traversing drive 3126 is set as a screw nut driving structure, it may include a driving motor, a belt transmission structure (or a chain transmission structure or a gear transmission structure) connected to the driving motor, and a screw nut connected to the belt transmission structure. In the transmission structure, the material traversing base 3128 can be set on the screw nut transmission structure.

Moreover, the material turning mechanism 314 may include a first material lifting structure 3142 arranged on the material traversing base 3128, a material rotating driving structure 3144 connected with the first material lifting structure 3142, and a first material rotating driving structure 3144 connected. Material gripper 3146. The first material gripper 3146 can be driven up and down by the first material lifting structure 3142, which is convenient for grasping, lowering and translation of the flex plate through the first material gripper 3146; The claw 3146 rotates to facilitate the flipping of the flex board grasped by the first material gripper 3146, so that after the front side of the flex board is detected by the front and back visual inspection mechanism 320, the reverse side of the flex board is inspected.

Further, the first material lifting structure 3142 may include a first lifting base provided on the material traversing base 3128, a first lifting guide rail and a first lifting drive member provided on the first lifting base, and the material rotation driving structure 3144 The slide is arranged on the vertical first lifting guide rail and is connected with the first lifting driving part. The first lifting driving part can drive the material rotation driving structure 3144 to move up and down along the first lifting guide rail. Moreover, the material rotation driving structure 3144 may include a rotation driving base slidably disposed on the first lifting guide rail, and a rotation driving member disposed on the rotation driving base, and the first material gripper 3146 is connected to the rotation driving member. The first material gripper 3146 can be driven to rotate by the rotating driving member, so as to turn over the flex plate grasped by the first material gripper 3146 . Moreover, the first lifting driving part can be configured as a cylinder driving structure, and the rotating driving part can be configured as a motor driving structure or a rotating cylinder driving structure.

Moreover, the material translation mechanism 316 may include a second material lifting structure 3162 disposed on the material traversing base 3128 , and a second material gripper 3166 connected to the second material lifting structure 3162 . The second material gripper 3166 can be driven to move up and down by the second material lifting structure 3162 , so that the second material gripper 3166 can be used to grab, put down and translate the flexible board. Moreover, the second material lifting structure 3162 may include a second lifting base provided on the material traverse base 3128, a second lifting guide rail and a second lifting drive member provided on the second lifting base, and the second material gripper 3166 It can be slidably arranged on the second vertical lifting guide rail and connected with the second lifting driving part. The second lifting driving part can drive the second material gripper 3166 to move up and down along the second lifting guide rail.

Moreover, two first material grippers 3146 are arranged side by side on the material rotation driving structure 3144 , and two second material grippers 3166 are arranged side by side on the second material lifting structure 3162 . That is to say, in this embodiment, the material turning mechanism 314 can be provided with two first material grippers 3146 to grasp, place, move and turn over the flexible board at the same time, and the material translation mechanism 316 can be provided with two second material grippers 3166 for flexible boards at the same time. Boards are picked, placed and moved. In addition, the material turning mechanism 314 can also include one or more first material grippers 3146, which can operate on one or more flexible plates; the material translation mechanism 316 can also include one or more second material grippers 3166 , can also operate on one or more flexible boards. Moreover, both the first material gripper 3146 and the second material gripper 3166 can be set as vacuum suction heads or cylinder-driven grippers.

In addition, the material turning and transferring mechanism 310 can also include a material longitudinal moving driving mechanism arranged on the material traversing driving mechanism 312 (the material traversing base 3128 ), and the material turning mechanism 314 and the material translation mechanism 316 can be arranged on the material longitudinal moving mechanism 312 . On the driving mechanism, the material turning and transferring mechanism 310 can not only move the flexible board laterally, but also move the flexible board longitudinally. Moreover, the specific structure of the material longitudinal movement driving mechanism is basically similar to the specific structure of the material transverse movement driving mechanism 312 , and will not be repeated here.

In addition, as shown in FIGS. 7 and 8 , the front and back visual detection mechanism 320 may include a first visual driving mechanism 322 arranged on the top frame 120, a first visual detection frame 324 connected to the first visual driving mechanism 322, and The first appearance inspection camera 326 and the first light source system 328 are arranged on the first vision inspection frame 324 , and the first appearance inspection camera 326 is set up and down corresponding to the loading platform 220 . The first appearance detection camera 326 and the first light source system 328 can be driven to move by the first visual driving mechanism 322, and the positions of the two can be adjusted so that the first appearance detection camera 326 and the first light source system 328 are in the same position as the first detection system. The flexible board to be inspected at the station corresponds up and down, and the flexible board to be inspected can be illuminated by the first light source system 328, which is convenient for the first appearance inspection camera 326 to take pictures of the front and back of the flexible board to be inspected.

Specifically, the first visual driving mechanism 322 may include a first visual longitudinal movement structure 3222 disposed on the top frame 120, a first visual lifting structure 3224 disposed on the first visual longitudinal movement structure 3222, and a first visual detection frame 324 can be set on the first visual lifting structure 3224, and can adjust and move the first appearance inspection camera 326 and the first light source system 328 vertically and vertically. In addition, the first visual driving mechanism 322 can also include a first visual horizontal movement structure arranged on the first visual longitudinal movement structure 3222, and the first visual lifting structure 3224 can be arranged on the first visual horizontal movement structure; or, the first The visual driving mechanism 322 may also include a first visual lateral movement structure disposed on the frame 100 , and the first visual longitudinal movement structure 3222 may be disposed on the first visual lateral movement structure. Moreover, the specific structures of the first visual lateral movement structure and the first visual longitudinal movement structure 3222 are similar to the specific structure of the above-mentioned material lateral movement driving mechanism 312, that is, both can be set as a cylinder driving structure or a screw nut driving structure; The specific structure of the first visual lifting structure 3224 is similar to that of the above-mentioned first material lifting structure 3142 and the second material lifting structure 3162 , and will not be repeated here.

In addition, as shown in FIGS. 10 and 11 , the side visual detection mechanism 420 may include a second vision driving mechanism 422 arranged on the top frame 120, a second vision detection frame 424 connected to the second vision driving mechanism 422, and a device The second appearance inspection camera 426 and the second light source system 428 on the second visual inspection frame 424 are arranged correspondingly above and below the rotating platform 410 . After the front and back visual inspection mechanism 320 is used to inspect the appearance of the flexible board, it can be moved from the first inspection station to the rotary platform 410 of the second inspection station through the material turning and transferring mechanism 310, and the side vision The second appearance inspection camera 426 of the inspection mechanism 420 inspects the appearance of the side surface of the flex board. In the process of detecting the appearance of the side of the flex board, the second visual driving mechanism 422 can be used to move and adjust the positions of the second appearance detection camera 426 and the second light source system 428 to find a suitable detection position; The second light source system 428 can illuminate the flexible board to be inspected, so that the second appearance detection camera 426 can take pictures of the appearance of the flexible board to be inspected.

Specifically, the second visual driving mechanism 422 may include a second visual traversing structure 4222 disposed on the top frame 120, a second visual lifting structure 4224 disposed on the second visual traversing structure 4222, and the second visual detection frame 424 can be set on the second visual lifting structure 4224, and can adjust and move the second appearance inspection camera 426 and the second light source system 428 horizontally and vertically. In addition, the second visual driving mechanism 422 can also include a first visual longitudinal movement structure arranged on the second visual horizontal movement structure 4222, and a second visual lifting structure 4224 can be arranged on the first visual longitudinal movement structure; or, the second The visual driving mechanism 422 may also include a first visual longitudinal movement structure disposed on the frame 100 , and the first visual lateral movement structure 4222 may be disposed on the second visual longitudinal movement structure. Moreover, the specific structures of the second visual traversing structure 4222 and the second visual longitudinal moving structure are similar to the specific structure of the above-mentioned material traversing driving mechanism 312, that is, both can be set as a cylinder driving structure or a screw nut driving structure; The specific structure of the second visual lifting structure 4224 is similar to that of the first material lifting structure 3142 and the second material lifting structure 3162 described above, and will not be repeated here.

In addition, as shown in FIG. 9 , the rotating stage 410 may include a rotating support 412 disposed on the chassis 110, a rotating driving structure 414 of the carrying stage arranged on the rotating supporting stand 412, and a rotating driving structure 414 connected to the rotating stage. The rotating platen 416 of the rotating platen 416 and the side visual detection mechanism 420 are set up and down correspondingly. The stage rotation driving structure 414 can drive the rotating platen 416 to rotate, and can rotate the flexible plate placed on the rotating platen 416, so that it is convenient to use the second appearance detection camera 426 to inspect the appearance of the flexible plate in all directions on the side. Photo inspection. Moreover, the stage rotation driving structure 414 can be set as a motor driving structure or a rotating air cylinder driving structure.

Moreover, in this embodiment, the two rotating stages 410 can be arranged side by side on the base frame 110, and the two second appearance detection cameras 426 are arranged side by side on the second visual inspection frame 424, and are connected with the two rotating stages 410. One-to-one correspondence settings. That is, the side inspection unit 400 may include two second appearance inspection cameras 426 and two rotating stages 410, and can inspect the side appearance of two flexible boards at the same time. In addition, as needed, one rotary stage 410 or multiple rotary stages 410 can also be set, and a second appearance inspection camera 426 or multiple second appearance inspection cameras 426 can be set correspondingly, which can detect the surface of one or more flexible boards. The side appearance is photographed for inspection.

In addition, as shown in FIG. 12 , the unloading moving driving mechanism 510 of the unloading unit 500 may include a horizontal unloading driving structure disposed on the chassis 110 , and the unloading platform 520 is connected to the horizontal unloading driving structure. The unloading platform 520 can be driven to reciprocate laterally along the frame 100 through the horizontal unloading driving structure, so that the unloading platform 520 can be driven to reciprocate between the unloading station and the second detection station.

Specifically, the horizontal blanking drive structure may include a horizontal blanking guide rail and a horizontal blanking drive member arranged on the chassis 110, the blanking platform 520 is slidably arranged on the horizontal blanking guide rail, and the horizontal blanking drive member and the blanking platform 520 connections. The horizontal blanking guide rail extends laterally and is arranged between the blanking station and the second detection station, so that the horizontal blanking drive can drive the blanking platform 520 to reciprocate between the blanking station and the second detection station. The horizontal blanking driving member can be set as a cylinder driving structure.

In the description of the present invention, it should be noted that the orientation or positional relationship indicated by the terms "upper", "lower", etc. is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present invention and simplifying the description. It is not intended to indicate or imply that the referred device or element must have a particular orientation, be constructed in a particular orientation, and operate in a particular orientation, and thus should not be construed as limiting the invention. Unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be interpreted in a broad sense, for example, it may be a fixed connection, a detachable connection, or an integral connection; it may be a mechanical connection, It can also be an electrical connection; it can be a direct connection, or an indirect connection through an intermediary, or an internal communication between two components. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present invention according to specific situations.

It should be noted that in the present invention, relative terms such as "first" and "second" are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply There is no such actual relationship or order between these entities or operations. Furthermore, the term "comprises", "comprises" or any other variation thereof is intended to cover a non-exclusive inclusion such that a process, method, article, or apparatus comprising a set of elements includes not only those elements, but also includes elements not expressly listed. other elements of or also include elements inherent in such a process, method, article, or device. Without further limitations, an element defined by the phrase "comprising a ..." does not exclude the presence of additional identical elements in the process, method, article or apparatus comprising said element.

The above descriptions are only specific embodiments of the present invention, so that those skilled in the art can understand or implement the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the invention. Therefore, the present invention will not be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features of the invention herein.

Claims (10)

1. An appearance automatic detection apparatus, characterized by comprising:

the rack comprises a bottom frame and a top frame which is arranged on the bottom frame in a protruding mode; the underframe is sequentially provided with a feeding station, a first detection station, a second detection station and a discharging station;

the butt-joint feeding unit comprises a feeding moving driving mechanism arranged at a feeding station of the underframe and a feeding platform connected with the feeding moving driving mechanism;

the front and back detection unit comprises a material overturning and transferring mechanism arranged at a first detection station and a second detection station of the underframe and a front and back visual detection mechanism arranged on the top frame, wherein the front and back visual detection mechanism and the feeding platform are correspondingly arranged up and down, and the material overturning and transferring mechanism is correspondingly arranged on the outer side of the feeding platform;

the side detection unit comprises a rotary carrying platform arranged at a second detection station of the underframe and a side visual detection mechanism arranged on the top frame, the rotary carrying platform is correspondingly matched with the material overturning and conveying mechanism, and the side visual detection mechanism is correspondingly arranged up and down with the rotary carrying platform; the method comprises the steps of,

the blanking unit comprises a blanking moving driving mechanism arranged at a blanking station of the underframe and a blanking platform connected with the blanking moving driving mechanism, and the blanking platform is correspondingly matched with the material overturning and conveying mechanism.

2. The automatic appearance detection device according to claim 1, wherein the material overturning and transferring mechanism comprises a material traversing driving mechanism arranged on the underframe, and a material overturning mechanism and a material translating mechanism arranged on the material traversing driving mechanism, the material overturning mechanism is correspondingly matched with the feeding platform, and the material translating mechanism is correspondingly matched with the feeding platform, the rotary carrying platform and the discharging platform.

3. The automatic appearance detection device according to claim 2, wherein the material traversing driving mechanism comprises a material traversing bracket arranged on the chassis, a material traversing rail and a material traversing driving member arranged on the material traversing bracket, and a material traversing base arranged on the material traversing rail in a sliding manner, wherein the material turning mechanism and the material translating mechanism are arranged on the material traversing base, and the material traversing driving member is connected with the material traversing base.

4. The automatic appearance inspection device of claim 3, wherein the material turning mechanism comprises a first material lifting structure arranged on the material traversing base, a material rotation driving structure connected with the first material lifting structure, and a first material clamping jaw connected with the material rotation driving structure;

the material translation mechanism comprises a second material lifting structure arranged on the material transverse moving base and a second material clamping claw connected with the second material lifting structure.

5. The automated inspection equipment of claim 4, wherein two of the first material clamp jaws are disposed side-by-side on the material rotation drive structure and two of the second material clamp jaws are disposed side-by-side on the second material lifting structure.

6. The automatic appearance inspection device according to any one of claims 1 to 5, wherein the front and back visual inspection mechanism comprises a first visual driving mechanism arranged on the top frame, a first visual inspection frame connected with the first visual driving mechanism, a first appearance inspection camera and a first light source system arranged on the first visual inspection frame, and the first appearance inspection camera and the feeding platform are arranged in an up-down correspondence manner.

7. The automatic appearance inspection device according to any one of claims 1 to 5, wherein the side vision inspection mechanism includes a second vision driving mechanism provided on the top frame, a second vision inspection frame connected to the second vision driving mechanism, and a second appearance inspection camera and a second light source system provided on the second vision inspection frame, the second appearance inspection camera being provided in correspondence with the rotary stage vertically.

8. The apparatus according to claim 7, wherein two of the rotary tables are arranged side by side on the chassis, and two of the second appearance detecting cameras are arranged side by side on the second visual detecting rack and are arranged in one-to-one correspondence with the two rotary tables.

9. The apparatus according to any one of claims 1 to 5, wherein the rotary stage includes a rotary support provided on the chassis, a stage rotation driving structure provided on the rotary support, and a rotary platen connected to the stage rotation driving structure, the rotary platen being disposed in up-down correspondence with the side vision detecting mechanism.

10. The automatic appearance inspection device according to any one of claims 1 to 5, wherein the feeding movement driving mechanism comprises a lateral feeding driving structure provided on the chassis, and the feeding platform is connected with the lateral feeding driving structure;

the blanking moving driving mechanism comprises a transverse blanking driving structure arranged on the underframe, and the blanking platform is connected with the transverse blanking driving structure.

Images