CN118050372A - Device and method for detecting appearance of middle frame of tablet personal computer - Google Patents

Abstract

The application relates to a device and a method for detecting the appearance of a middle frame of a tablet personal computer, which are applied to the technical field of appearance detection devices and comprise the following steps: the machine comprises a machine base, a conveyor and two first transfer mechanisms, wherein the machine base is arranged on one side of the conveyor, the machine base is sequentially provided with a first image acquisition mechanism, a second image acquisition mechanism, a third image acquisition mechanism and a fourth image acquisition mechanism in a straight line, and the machine base is also provided with a second transfer mechanism. According to the application, a conveyor is adopted to convey products, the products on the conveyor are transferred to the first image acquisition mechanism through the feeding transfer mechanism, the images are shot and acquired from the right above the products irradiated by the coaxial light through the first image acquisition mechanism, the second image acquisition mechanism is used for carrying out three-dimensional image acquisition on the edges of the products, the third image acquisition mechanism is used for carrying out three-dimensional image acquisition on the back of the products, the fourth image acquisition mechanism is used for carrying out image acquisition on the products from the right above the products irradiated by the non-coaxial light, and finally the products are transferred to the conveyor through the discharging transfer mechanism, so that the appearance detection work of the products is efficiently and rapidly completed.

Description

Device and method for detecting appearance of middle frame of tablet personal computer

Technical Field

The application relates to the technical field of appearance detection equipment, in particular to equipment and a method for detecting the appearance of a middle frame of a tablet personal computer.

Background

The tablet computer is a small-sized personal computer convenient to carry.

The middle frame of the tablet personal computer is one of the middle frame components of the tablet personal computer, the existing middle frame appearance integrity inspection mode of the tablet personal computer mostly depends on human eyes to judge the back face, the edge and the like of the middle frame of the tablet personal computer, the middle frame of the tablet personal computer is very easy to scratch in the manual taking process, the detection qualification rate of the middle frame of the tablet personal computer is greatly reduced, eyes are very easy to damage in the detection process, and meanwhile, the detection efficiency is very low.

In view of the foregoing, there is a need for a device for detecting the appearance of a middle frame of a tablet computer to solve the above problems.

Disclosure of Invention

In order to help solve the problems in the prior art, the application provides a tablet personal computer middle frame appearance detection device, which adopts the following technical scheme: comprising the following steps: the machine comprises a machine base, a conveyor and two first transfer mechanisms, wherein the machine base is arranged on one side of the conveyor, a first image acquisition mechanism for acquiring images of a product from right above the product under coaxial light, a second image acquisition mechanism for acquiring images of the edge of the product in three dimensions, a third image acquisition mechanism for acquiring images of the back of the product in three dimensions and a fourth image acquisition mechanism for acquiring images of the product from right above the product under non-coaxial light are sequentially arranged on the machine base in a straight line, and the machine base is also provided with a second transfer mechanism;

One of the first transfer mechanisms is a feeding transfer mechanism and is used for transferring products on the conveyor to a first image picking mechanism, the other first transfer mechanism is a discharging transfer mechanism and is used for transferring products at a fourth image picking mechanism to the conveyor, and the second transfer mechanism is used for sequentially transferring the products at the first image picking mechanism to a second image picking mechanism, a third image picking mechanism and a fourth image picking mechanism.

Through above-mentioned technical scheme, adopt the conveyer to carry the product, transport the product on the conveyer to first drawing mechanism through material loading transfer mechanism, shoot in proper order through first drawing mechanism from the product under the coaxial light irradiation directly over and draw the drawing, the second is adopted drawing mechanism to the product edge and is adopted the drawing, the third is adopted drawing mechanism to carry out the three-dimensional drawing to the product back and the fourth is adopted drawing mechanism to the product from the product under the non-coaxial light irradiation directly over, transport the product again to the conveyer through unloading transfer mechanism on, make the efficient swift completion to the outward appearance detection work of product.

In a specific implementation manner, the first transfer mechanism comprises a first linear module, a second linear module, a lifting support and a first sucker arranged at the bottom end of the lifting support, wherein the second linear module is arranged on the first linear module, the second linear module is arranged perpendicular to the first linear module, and the lifting support is arranged on the second linear module and used for driving the first sucker to do lifting motion;

the two first linear modules extend from the upper part of the conveyor to the first image acquisition mechanism and the fourth image acquisition mechanism respectively.

Through above-mentioned technical scheme, adopt first straight line module drive second straight line module to remove and second straight line module drive lifting support to remove towards another direction, make to accomplish the drive lifting support activity, do elevating movement through lifting support drive first sucking disc, first sucking disc is used for adsorbing the product to accomplish on the product with the conveyer transport to first carrier plate or on the product with the fourth carrier plate transports to the conveyer.

In a specific implementation manner, the first image capturing mechanism comprises a third linear module, a first mounting seat, a first carrier plate for placing products, a first mounting bracket, a first coaxial light source and a first camera arranged on the first mounting bracket, wherein the third linear module and the first mounting bracket are arranged on the machine base, the first mounting seat is arranged on the third linear module, the first carrier plate is rotatably arranged on the first mounting seat, the first camera and the first coaxial light source are suspended above the third linear module, and the first coaxial light source is arranged between the first camera and the third linear module.

Through the technical scheme, the first mounting seat is driven by the third linear module to pass through the position right below the camera of the first camera, and the first coaxial light source is used for polishing the back of the product, so that the first camera can clearly shoot the back of the product.

In a specific implementation manner, the second image capturing mechanism includes a first XY axis linear module, a second mount, a second carrier, and a first camera assembly, the first XY axis linear module is disposed on the base, the second mount is disposed on the first XY axis linear module, and the second carrier is rotatably disposed on the second mount.

Through the technical scheme, the first XY axis linear module is adopted to drive the second mounting seat to move, and then the second carrier plate is driven to carry the product to move in the first camera assembly, so that the first camera assembly is convenient to carry out three-dimensional image acquisition on the edge of the product on the second carrier plate.

In a specific implementation manner, the first camera assembly comprises a first track plate, a second track plate, a first camera module, a second camera module and two third camera modules, wherein the first track plate is vertically arranged on the base, the second track plate is horizontally arranged on one side of the first track plate, arc-shaped first sliding grooves extending along the vertical direction are formed in the upper side and the lower side of the first track plate, the circle centers of the two first sliding grooves coincide, and arc-shaped second sliding grooves extending along the horizontal direction are formed in the second track plate;

The first camera module comprises a first sliding rail and a second camera which is arranged on the first sliding rail in a sliding way, the first sliding rail is clamped on the second sliding groove, and the extending direction of the first sliding rail passes through the circle center of the second sliding groove;

The second camera module comprises a second sliding rail and a third camera arranged on the second sliding rail in a sliding way, and the second sliding rail is clamped in a first sliding groove below the second track plate;

The third camera module comprises a third sliding rail, a fourth camera which is arranged on the third sliding rail in a sliding way and a second coaxial light source which is arranged on the third sliding rail, and the two third sliding rails are respectively clamped on the two first sliding grooves;

The extending directions of the second sliding rail and the two third sliding rails pass through the circle center of the first sliding groove.

Through the technical scheme, two third camera module is followed oblique top and is shot to the product edge on the second support plate respectively to the below to one side, first XY axle straight line module drive second mount pad activity, and the second mount pad rotates with the support plate to be connected, makes first camera module can carry out three-dimensional drawing to different angles and the position of product.

In a specific implementation manner, the third image capturing mechanism includes a second XY axis linear module, a third mounting seat, a third carrier plate and a second camera assembly, the second XY axis linear module is disposed on the base, the third mounting seat is disposed on the second XY axis linear module, and the third carrier plate is rotatably disposed on the third mounting seat.

Through the technical scheme, the second XY axis linear module is adopted to drive the third installation seat to move, and then the third carrier plate is driven to carry the product to move in the second camera assembly, so that the second camera assembly is convenient to carry out three-dimensional image acquisition on the edge of the product on the second carrier plate.

In a specific embodiment, the second camera module includes a third track board, a fourth camera module and three fifth camera modules, the third track board is provided with a third sliding groove and a fourth sliding groove which extend along an arc shape perpendicular to the horizontal direction, the centers of the third sliding groove and the fourth sliding groove coincide, and the fourth sliding groove is arranged below the third sliding groove;

The fourth camera module comprises a fourth sliding rail and a fifth camera which is arranged on the fourth sliding rail in a sliding way, and the fourth sliding rail is clamped in the fourth sliding groove;

The fifth camera module comprises a fifth sliding rail, a sixth camera arranged on the fifth sliding rail in a sliding manner and a third coaxial light source arranged on the fifth sliding rail, wherein three fifth sliding rails are clamped in a third sliding groove, the third coaxial light source is arranged in the shooting direction corresponding to the sixth camera, and a camera of the sixth camera positioned at the lowest part of the third sliding groove is right opposite to the horizontal direction;

the extending directions of the fourth sliding rail and the three fifth sliding rails all pass through the circle center of the third sliding groove.

Through the technical scheme, three fifth camera modules are adopted to shoot the back of a product on the third carrier plate from different angles, the second XY axis linear module is used for driving the third mounting seat to move and the third carrier plate to rotate and be arranged on the third mounting seat, and three fifth camera modules are used for shooting three-dimensional pictures of different positions and different angles of the product on the third carrier plate.

In a specific implementation manner, the fourth image capturing mechanism includes a fourth linear module, a fourth mounting seat, a fourth carrier plate for placing products, a second mounting bracket, a light bar for polishing products on the fourth carrier plate, and a seventh camera arranged on the second mounting bracket, wherein the fourth linear module and the second mounting bracket are arranged on the machine base, the fourth mounting seat is arranged on the fourth linear module, the fourth carrier plate is rotationally arranged on the fourth mounting seat, and the seventh camera and the light bar are all suspended above the fourth linear module.

Through the technical scheme, the fourth linear module is adopted to drive the fourth mounting seat to pass through from the position right below the camera of the seventh camera, and the lamp strip is used for polishing the back of the product, so that the seventh camera can complete image picking and shooting of the back of the product from the front.

In a specific embodiment, the second transferring mechanism includes a fifth linear module and three moving components disposed on the fifth linear module, and the fifth linear module extends from above the third linear module to above the fourth linear module;

The movable assembly comprises a movable seat, a lifting cylinder and a second sucker, wherein the movable seat is arranged on the fifth linear module, and the lifting cylinder is arranged on the movable seat and used for driving the second sucker to do lifting motion.

Through above-mentioned technical scheme, adopt the synchronous removal of three removal seats of fifth sharp module drive, make simultaneously with the product on the third carrier plate transport to fourth carrier plate on, the product on the second carrier plate transport to third carrier plate on and the product on the first carrier plate transport to the second carrier plate on, further improved the detection effect.

A method for detecting the appearance of a middle frame of a tablet personal computer,

S1: the feeding transfer mechanism acquires products from the conveyor and transfers the products to the first carrier plate;

S2: the third linear module drives the first mounting seat to perform linear motion, and the first camera shoots the back surface of the product irradiated with the coaxial light on the first carrier plate;

S3: the second transfer mechanism transfers the products on the first carrier plate to the second carrier plate, and then the feeding transfer mechanism acquires the products from the conveyor and transfers the products to the first carrier plate;

S4: the first XY axis linear module drives the second mounting seat to move, the two third camera modules shoot the edge of the product on the second carrier plate from the obliquely upper part and the obliquely lower part respectively, the second camera module shoots the edge of the product on the second carrier plate from the front side, and meanwhile, the first camera shoots the product on the first carrier plate;

s5: the second transfer mechanism transfers the products on the second carrier plate to the third carrier plate and transfers the products on the first carrier plate to the second carrier plate, and then the feeding transfer mechanism acquires the products from the conveyor and transfers the products to the first carrier plate;

S6: the second XY axis linear module drives the third mounting seat to move, the three fifth camera modules shoot the back of the product on the third carrier plate from different angles, and simultaneously the two third camera modules and the second camera module shoot the edge of the product on the second carrier plate and the first camera shoots the back of the product irradiated with coaxial light on the first carrier plate;

s7: the second transfer mechanism transfers the products on the third carrier plate to the fourth carrier plate, the products on the second carrier plate to the third carrier plate and the products on the first carrier plate to the second carrier plate at the same time, and then the feeding transfer mechanism acquires the products from the conveyor and transfers the products to the first carrier plate;

S8: the fourth linear module drives the fourth mounting seat to perform linear motion, the seventh camera shoots the back of the product on the fourth carrier plate, meanwhile, the three fifth camera modules shoot the back of the product on the third carrier plate from different angles, the two third camera modules and the second camera module shoot the edge of the product on the second carrier plate, and the first camera shoots the back of the product irradiated with coaxial light on the first carrier plate;

S9: the blanking transfer mechanism transfers the products on the fourth carrier plate to the conveyor, then the second transfer mechanism simultaneously transfers the products on the third carrier plate to the fourth carrier plate, the products on the second carrier plate to the third carrier plate and the products on the first carrier plate to the second carrier plate, and then the feeding transfer mechanism acquires the products from the conveyor and transfers the products to the first carrier plate;

s10: and repeating S8 to S9 until the detection is finished.

In summary, adopt the conveyer to carry the product, transfer the product on the conveyer to first drawing mechanism through material loading transfer mechanism, shoot and draw from the product under the coaxial light irradiation directly over in proper order through first drawing mechanism, the second is adopted drawing mechanism and is carried out three-dimensional drawing to the product edge, the third is adopted drawing mechanism and is adopted drawing to the product back and the fourth is adopted drawing mechanism and is adopted drawing from the product directly over under the non-coaxial light irradiation, finally transfer the product to the conveyer again through unloading transfer mechanism, make the efficient swift completion to the outward appearance detection work of product.

Drawings

FIG. 1 is a schematic overall structure of an embodiment of the present application;

FIG. 2 is a schematic diagram of related structures on a base in an embodiment of the present application;

FIG. 3 is a schematic view of another view of the related structure on the base in accordance with the embodiment of the present application;

FIG. 4 is a schematic view of a first transfer mechanism according to an embodiment of the present application;

FIG. 5 is a schematic structural diagram of a related structure on a third linear module according to an embodiment of the present application;

FIG. 6 is a schematic structural diagram of a related structure on the first XY axis linear module according to an embodiment of the present application;

FIG. 7 is a schematic view of the structure of the first track plate according to the embodiment of the present application;

FIG. 8 is a schematic view of the structure of the second track plate according to the embodiment of the present application;

FIG. 9 is a schematic structural diagram of a related structure on a second XY-axis linear module according to an embodiment of the present application;

FIG. 10 is a schematic view of the structure of the third track slab according to the embodiment of the present application;

FIG. 11 is a schematic structural diagram of a related structure on a fourth linear module according to an embodiment of the present application;

Fig. 12 is a schematic view of a second transfer mechanism and a light bar according to an embodiment of the present application.

Reference numerals: 1. a base; 2. a conveyor; 3. a first transfer mechanism; 31. a first linear module; 32. a second linear module; 33. a lifting bracket; 34. a first suction cup; 4. a first image acquisition mechanism; 41. a third linear module; 42. a first mount; 43. a first carrier plate; 44. a first mounting bracket; 45. a first coaxial light source; 46. a first camera; 47. a cylinder; 48. a synchronizing plate; 49. a correction rod; 5. a second image acquisition mechanism; 51. a first XY axis straight line module; 52. a second mounting base; 53. a second carrier plate; 54. a first track plate; 541. a first sliding groove; 55. a second track plate; 551. a second sliding groove; 56. a first slide rail; 57. a second slide rail; 58. a third slide rail; 6. a third image acquisition mechanism; 61. a second XY axis straight line module; 62. a third mount; 63. a third carrier plate; 64. a third track plate; 641. a third sliding groove; 642. a fourth sliding groove; 65. a fourth slide rail; 66. a fifth slide rail; 67. a third coaxial light source; 68. lighting a lamp; 7. a fourth image acquisition mechanism; 71. a fourth linear module; 72. a fourth mount; 73. a fourth carrier plate; 74. a second mounting bracket; 75. a light bar; 76. a seventh camera; 77. an eighth camera; 8. a second transfer mechanism; 81. a fifth linear module; 82. a movable seat; 83. a lifting cylinder; 84. a second suction cup; A. lighting the lamp strip; B. and (5) lighting the lamp cylinder.

Detailed Description

In order that those skilled in the art will better understand the present application, a technical solution in the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings in which it is apparent that the described embodiments are only some embodiments of the present application, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present application without making any inventive effort, shall fall within the scope of the present application.

It is noted that the terms "comprises" and "comprising," and any variations thereof, in the description and claims of the present application and in the foregoing figures, are intended to cover a non-exclusive inclusion, such that a process, method, apparatus, article, or device that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed or inherent to such process, method, article, or device.

The application is described in further detail below in connection with fig. 1-12.

Referring to fig. 1-3, a tablet personal computer midframe appearance detection apparatus includes: the machine comprises a machine base 1, a conveyor 2 and two first transfer mechanisms 3, wherein the machine base 1 is arranged on one side of the conveyor 2, a first image acquisition mechanism 4 for acquiring images of a product from right above the product under coaxial light, a second image acquisition mechanism 5 for acquiring images of the edge of the product in three dimensions, a third image acquisition mechanism 6 for acquiring images of the back of the product in three dimensions and a fourth image acquisition mechanism 7 for acquiring images of the product from right above the product under non-coaxial light are sequentially arranged on the machine base 1, and a second transfer mechanism 8 is also arranged on the machine base; one of them first transfer mechanism 3 is the material loading transport mechanism for transfer the product on the conveyer 2 to first drawing mechanism 4, another first transfer mechanism 3 is the unloading transport mechanism, be used for with the fourth drawing mechanism 7 department the product transfer to the conveyer 2 on, second transport mechanism 8 is used for with first drawing mechanism 4 department the product transfer to second drawing mechanism 5 in proper order, third drawing mechanism 6 and fourth drawing mechanism 7, so, adopt the conveyer 2 to carry the product, transfer the product on the conveyer 2 to first drawing mechanism 4 through the material loading transport mechanism, shoot drawing from the product under the coaxial light irradiation through first drawing mechanism 4 in proper order, the second drawing mechanism 5 is three-dimensional to the product edge and is three-dimensional to the product back through the third drawing mechanism 6 and the fourth drawing mechanism 7 is three-dimensional to the product under the non-coaxial light irradiation, finally transfer the product to the conveyer 2 again through the unloading transport mechanism, make the work of high-efficient swift completion to the outward appearance detection of product.

Referring to fig. 2 and 4, the first transferring mechanism 3 includes a first linear module 31, a second linear module 32, a lifting bracket 33, and a first suction cup 34 disposed at the bottom end of the lifting bracket 33, wherein the second linear module 32 is disposed on the first linear module 31, the second linear module 32 is disposed perpendicular to the first linear module 31, and the lifting bracket 33 is disposed on the second linear module 32 for driving the first suction cup 34 to perform lifting movement; the two first linear modules 31 extend from the upper part of the conveyor 2 to the first image picking mechanism 4 and the fourth image picking mechanism 7 respectively, and thus, the two first linear modules 31 are arranged in parallel, the first linear modules 31 are adopted to drive the second linear modules 32 to move and the second linear modules 32 are adopted to drive the lifting support 33 to move towards the other direction, so that the lifting support 33 is driven to move, the lifting support 33 is driven to drive the first sucker 34 to do lifting motion, and the first sucker 34 is used for sucking products so as to finish transferring the products on the conveyor 2 to the first image picking mechanism 4 or transferring the products on the fourth image picking mechanism 7 to the conveyor 2.

Referring to fig. 2,3 and 5, the first image capturing mechanism 4 includes a third linear module 41, a first mounting base 42, a first carrier plate 43 for placing a product, a first mounting bracket 44, a first coaxial light source 45, and a first camera 46 disposed on the first mounting bracket 44, the third linear module 41 and the first mounting bracket 44 are both disposed on the base 1, the first mounting base 42 is disposed on the third linear module 41, the first carrier plate 43 is rotatably disposed on the first mounting base 42, the first camera 46 and the first coaxial light source 45 are both suspended above the third linear module 41, the first coaxial light source 45 is disposed between the first camera 46 and the third linear module 41, the first image capturing mechanism 4 further includes four correction components, the correction components include a cylinder 47, a synchronization plate 48, and a plurality of correction rods 49 disposed on the synchronization plate 48, the cylinder 47 is disposed on the first mounting base 42, and the cylinder 47 is used for driving the synchronization plate 48 to approach or separate from the first carrier plate 43; the four synchronizing plates 48 are respectively arranged on the four directions of the annular side of the first carrier plate 43, so that the third linear module 41 is adopted to drive the first mounting seat 42 to pass under the camera of the first camera 46, the first coaxial light source 45 is used for polishing the back of a product, so that the first camera 46 can clearly shoot the back of the product, when the product is placed on the first carrier plate 43, the corresponding synchronizing plates 48 are driven by the four cylinders 47 to be close to the first carrier plate 43, and the multiple groups of correction rods 49 are used for adjusting the positions of the product on the first carrier plate 43 so as to achieve the positioning effect.

Referring to fig. 6-8, the second image capturing mechanism 5 includes a first XY axis linear module 51, a second mount 52, a second carrier plate 53 and a first camera assembly, the first XY axis linear module 51 is disposed on the base 1, the second mount 52 is disposed on the first XY axis linear module 51, the second carrier plate 53 is rotatably disposed on the second mount 52, the first camera assembly includes a first track plate 54, a second track plate 55, the first camera module, the second camera module and two third camera modules, the first track plate 54 is vertically disposed on the base 1, the second track plate 55 is horizontally disposed on one side of the first track plate 54, arc-shaped first sliding grooves 541 extending along a vertical horizontal direction are respectively formed above and below the first track plate 54, the centers of the two first sliding grooves 541 are coincident, and arc-shaped second sliding grooves 551 extending along a horizontal direction are formed on the second track plate 55; the first camera module comprises a first sliding rail 56 and a second camera which is arranged on the first sliding rail 56 in a sliding way, the first sliding rail 56 is clamped on the second sliding groove 551, the first sliding rail 56 can slide on the second sliding groove 551, the shooting angle is adjusted, the extending direction of the first sliding rail 56 passes through the circle center of the second sliding groove 551, the corresponding camera can slide on the first sliding rail 56, the distance between the corresponding camera and a product is adjusted, and a lighting lamp bar A for lighting the first camera module and a lighting lamp barrel B arranged on one side of the first camera module far away from the first track plate 54 are also arranged on one side of the first track plate 54; the second camera module comprises a second sliding rail 57 and a third camera arranged on the second sliding rail 57 in a sliding way, and the second sliding rail 57 is clamped in a first sliding groove 541 positioned below the second track plate 55; the third camera module comprises a third slide rail 58, a fourth camera arranged on the third slide rail 58 in a sliding manner and a second coaxial light source 59 arranged on the third slide rail 58, wherein the two third slide rails 58 are respectively clamped on the two first sliding grooves 541, so that the third slide rail 58 can slide in the corresponding first sliding grooves 541, and the shooting angle of the corresponding camera is adjusted; the extending directions of the second slide rail 57 and the two third slide rails 58 pass through the circle center of the first slide groove 541, so that the distance between the corresponding camera and the product is adjusted, therefore, through the technical scheme, the two third camera modules shoot the edge of the product on the second carrier plate 53 from the obliquely upper part and the obliquely lower part respectively, the first XY axis linear module 51 drives the second mounting seat 52 to move, the second mounting seat 52 is rotationally connected with the carrier plate 53, and the first camera assembly can perform three-dimensional image acquisition on different angles and positions of the product.

Referring to fig. 9 and 10, the third image capturing mechanism 6 includes a second XY axis linear module 61, a third mount 62, a third carrier 63, and a second camera assembly, the second XY axis linear module 61 is disposed on the base 1, the third mount 62 is disposed on the second XY axis linear module 61, the third carrier 63 is rotatably disposed on the third mount 62, the second camera assembly includes a third track plate 64, a fourth camera module, and three fifth camera modules, the third track plate 64 is provided with a third slide groove 641 and a fourth slide groove 642 which are circular arc-shaped and extend in a direction perpendicular to the horizontal direction, the centers of the third slide groove 641 and the fourth slide groove 642 coincide, and the fourth slide groove 642 is disposed below the third slide groove 641; the fourth camera module comprises a fourth sliding rail 65 and a fifth camera slidably arranged on the fourth sliding rail 65, and the fourth sliding rail 65 is clamped in the fourth sliding groove 642; the fifth camera module comprises a fifth sliding rail 66, a sixth camera slidingly arranged on the fifth sliding rail 66 and a third coaxial light source 67 arranged on the fifth sliding rail 66, wherein the three fifth sliding rails 66 are clamped in the third sliding groove 641, so that the corresponding fifth sliding rail 66 can slide in the third sliding groove 641 to adjust the shooting angle of the corresponding sixth camera, the sixth camera can slide on the corresponding fifth sliding rail 66 to adjust the distance between the sixth camera and a product, the third coaxial light source 67 is arranged in the shooting direction of the corresponding sixth camera, and the camera of the sixth camera positioned at the lowest position of the third sliding groove 641 faces the horizontal direction; the extending directions of the fourth slide rail 65 and the three fifth slide rails 66 all pass through the center of the third slide groove 641, so that the fourth slide rail 65 can slide in the fourth slide groove 642 to adjust the shooting angle of the corresponding fifth camera, the fifth camera can slide on the corresponding fourth slide rail 65 to adjust the distance between the fifth camera and a product, and a lighting lamp 68 is further arranged at one side of the bottom end of the third track plate 64, so that three fifth camera modules are adopted to shoot the back of the product on the third carrier plate 63 from different angles, the third mounting seat 62 is driven to move by the second XY axis linear module 61, and the third carrier plate 63 is rotationally arranged on the third mounting seat 62, so that three fifth camera modules shoot different positions and different angles of the product on the third carrier plate 63 in a three-dimensional mode.

Referring to fig. 3 and 11, the fourth image capturing mechanism 7 includes a fourth linear module 71, a fourth mounting seat 72, a fourth carrier plate 73 for placing a product, a second mounting bracket 74, a light bar 75 for lighting the product on the fourth carrier plate 73, and a seventh camera 76 disposed on the second mounting bracket 74, wherein the fourth linear module 71 and the second mounting bracket 74 are both disposed on the base 1, the fourth mounting seat 72 is disposed on the fourth linear module 71, the fourth carrier plate 73 is rotatably disposed on the fourth mounting seat 72, the seventh camera 76 and the light bar 75 are both suspended above the fourth linear module 71, and an eighth camera 77 is further disposed above the fourth linear module 71, so that the fourth linear module 71 is used to drive the fourth mounting seat 72 to pass under the camera of the seventh camera 76, and the light bar 75 is used to light the back of the product, thereby the seventh camera 76 can capture images of the back of the product from the front.

Referring to fig. 2 and 12, the second transfer mechanism 8 includes a fifth linear module 81 and three moving assemblies disposed on the fifth linear module 81, and the fifth linear module 81 extends from above the third linear module 41 to above the fourth linear module 71; the moving assembly comprises a moving seat 82, a lifting cylinder 83 and a second sucking disc 84, wherein the moving seat 82 is arranged on the fifth linear module 81, the lifting cylinder 83 is arranged on the moving seat 82 and is used for driving the second sucking disc 84 to do lifting motion, so that the fifth linear module 81 is used for driving the three moving seats 82 to synchronously move, products on the third carrier plate 63 are simultaneously transferred to the fourth carrier plate 73, products on the second carrier plate 53 are transferred to the third carrier plate 63 and products on the first carrier plate 43 are transferred to the second carrier plate 53, and the detection effect is further improved.

In the second embodiment, based on the method for detecting the appearance of the middle frame of the tablet personal computer in the first embodiment,

S1: the feeding transfer mechanism obtains products from the conveyor 2 and transfers the products to the first carrier plate 43;

S2: the third linear module 41 drives the first mounting seat 42 to perform linear motion, and the first camera 46 photographs the back surface of the product irradiated with the coaxial light on the first carrier plate 43;

S3: the second transfer mechanism 8 transfers the products on the first carrier plate 43 to the second carrier plate 53, and then the feeding transfer mechanism obtains the products from the conveyor 2 and transfers the products to the first carrier plate 43;

S4: the first XY axis linear module 51 drives the second mounting seat 52 to move, the two third camera modules respectively shoot the edges of the products on the second carrier plate 53 from the obliquely upper side and the obliquely lower side, the second camera module shoots the edges of the products on the second carrier plate 53 from the front side, and meanwhile, the first camera 46 shoots the products on the first carrier plate 43;

S5: the second transfer mechanism 8 transfers the products on the second carrier plate 53 to the third carrier plate 63 and the products on the first carrier plate 43 to the second carrier plate 53 at the same time, and then the feeding transfer mechanism obtains the products from the conveyor 2 and transfers the products to the first carrier plate 43;

S6: the second XY axis linear module 61 drives the third mount 62 to move, the three fifth camera modules shoot the back of the product on the third carrier 63 from different angles, and simultaneously the two third camera modules and the second camera module shoot the edge of the product on the second carrier 53 and the first camera 46 shoots the back of the product with coaxial light irradiated on the first carrier 43;

S7: the second transfer mechanism 8 transfers the product on the third carrier plate 63 to the fourth carrier plate 73, the product on the second carrier plate 53 to the third carrier plate 63, and the product on the first carrier plate 43 to the second carrier plate 53, and then the feeding transfer mechanism obtains the product from the conveyor 2 and transfers the product to the first carrier plate 43;

S8: the fourth linear module 71 drives the fourth mounting seat 72 to perform linear motion, the seventh camera 76 photographs the back of the product on the fourth carrier plate 73, three fifth camera modules photograph the back of the product on the third carrier plate 63 from different angles, two third camera modules and two second camera modules photograph the edge of the product on the second carrier plate 53, and the first camera 46 photographs the back of the product irradiated with the coaxial light on the first carrier plate 43;

S9: the blanking transfer mechanism transfers the products on the fourth carrier plate 73 to the conveyor 2, then the second transfer mechanism 8 simultaneously transfers the products on the third carrier plate 63 to the fourth carrier plate 73, the products on the second carrier plate 53 to the third carrier plate 63 and the products on the first carrier plate 43 to the second carrier plate 53, and then the feeding transfer mechanism acquires the products from the conveyor 2 and transfers the products to the first carrier plate 43;

s10: and repeating S8 to S9 until the detection is finished.

To sum up: adopt conveyer 2 to carry the product, transport the product on the conveyer 2 to first drawing mechanism 4 through material loading transfer mechanism, shoot and draw from the product under the coaxial light irradiation directly over in proper order through first drawing mechanism 4, second drawing mechanism 5 is three-dimensional drawing to the product edge, third drawing mechanism 6 is three-dimensional drawing to the product back and fourth drawing mechanism 7 is drawing from the product directly over under the non-coaxial light irradiation to the product, transport the product again to conveyer 2 through unloading transfer mechanism at last, make the efficient swift completion to the outward appearance detection work of product.

The present embodiment is only for explanation of the present invention and is not to be construed as limiting the present invention, and modifications to the present embodiment, which may not creatively contribute to the present invention as required by those skilled in the art after reading the present specification, are all protected by patent laws within the scope of claims of the present invention.

Claims (10)

1. The utility model provides a frame outward appearance check out test set in panel computer which characterized in that includes: the automatic image picking machine comprises a machine base (1), a conveyor (2) and two first transfer mechanisms (3), wherein the machine base (1) is arranged on one side of the conveyor (2), a first image picking mechanism (4) for picking images of a product from the right above under coaxial light, a second image picking mechanism (5) for picking images of the edge of the product in three dimensions, a third image picking mechanism (6) for picking images of the back of the product in three dimensions and a fourth image picking mechanism (7) for picking images of the product from the right above under non-coaxial light are sequentially arranged on the machine base (1), and a second transfer mechanism (8) is further arranged on the machine base;

One of them first transfer mechanism (3) is the material loading transfer mechanism for transport the product on conveyer (2) to first drawing mechanism (4), another first transfer mechanism (3) is unloading transfer mechanism for transport the product of fourth drawing mechanism (7) department to conveyer (2), second transfer mechanism (8) are used for transporting the product of first drawing mechanism (4) department to second drawing mechanism (5), third drawing mechanism (6) and fourth drawing mechanism (7) in proper order.

2. The tablet personal computer midframe appearance detection device according to claim 1, wherein: the first transfer mechanism (3) comprises a first linear module (31), a second linear module (32), a lifting support (33) and a first sucker (34) arranged at the bottom end of the lifting support (33), wherein the second linear module (32) is arranged on the first linear module (31), the second linear module (32) is vertically arranged with the first linear module (31), and the lifting support (33) is arranged on the second linear module (32) and is used for driving the first sucker (34) to do lifting motion;

the two first linear modules (31) extend from the upper part of the conveyor (2) to the first image acquisition mechanism (4) and the fourth image acquisition mechanism (7) respectively.

3. The tablet personal computer midframe appearance detection device according to claim 1, wherein: the first image picking mechanism (4) comprises a third linear module (41), a first mounting seat (42), a first carrier plate (43) for placing products, a first mounting bracket (44), a first coaxial light source (45) and a first camera (46) arranged on the first mounting bracket (44), wherein the third linear module (41) and the first mounting bracket (44) are arranged on the machine base (1), the first mounting seat (42) is arranged on the third linear module (41), the first carrier plate (43) is rotatably arranged on the first mounting seat (42), the first camera (46) and the first coaxial light source (45) are suspended above the third linear module (41), and the first coaxial light source (45) is arranged between the first camera (46) and the third linear module (41).

4. The tablet personal computer midframe appearance detection device according to claim 1, wherein: the second image picking mechanism (5) comprises a first XY axis linear module (51), a second mounting seat (52), a second carrier plate (53) and a first camera assembly, wherein the first XY axis linear module (51) is arranged on the base (1), the second mounting seat (52) is arranged on the first XY axis linear module (51), and the second carrier plate (53) is rotatably arranged on the second mounting seat (52).

5. The tablet personal computer midframe appearance detection device according to claim 4, wherein: the first camera assembly comprises a first track plate (54), a second track plate (55), a first camera module, a second camera module and two third camera modules, wherein the first track plate (54) is vertically arranged on the base (1), the second track plate (55) is horizontally arranged on one side of the first track plate (54), arc-shaped first sliding grooves (541) extending along the vertical direction are formed in the upper portion and the lower portion of the first track plate (54) in the first track plate (54), the circle centers of the two first sliding grooves (541) are coincident, and arc-shaped second sliding grooves (551) extending along the horizontal direction are formed in the second track plate (55);

The first camera module comprises a first sliding rail (56) and a second camera which is arranged on the first sliding rail (56) in a sliding manner, the first sliding rail (56) is clamped on the second sliding groove (551), and the extending direction of the first sliding rail (56) passes through the circle center of the second sliding groove (551);

The second camera module comprises a second sliding rail (57) and a third camera which is arranged on the second sliding rail (57) in a sliding way, and the second sliding rail (57) is clamped in a first sliding groove (541) positioned below the second track plate (55);

The third camera module comprises a third sliding rail (58), a fourth camera which is arranged on the third sliding rail (58) in a sliding manner and a second coaxial light source (59) which is arranged on the third sliding rail (58), and the two third sliding rails (58) are respectively clamped on the two first sliding grooves (541);

the extending directions of the second sliding rail (57) and the two third sliding rails (58) pass through the circle center of the first sliding groove (541).

6. The tablet personal computer midframe appearance detection device according to claim 1, wherein: the third image picking mechanism (6) comprises a second XY axis linear module (61), a third mounting seat (62), a third carrier plate (63) and a second camera assembly, wherein the second XY axis linear module (61) is arranged on the base (1), the third mounting seat (62) is arranged on the second XY axis linear module (61), and the third carrier plate (63) is rotatably arranged on the third mounting seat (62).

7. The tablet personal computer midframe appearance detection device of claim 6, wherein: the second camera module comprises a third track plate (64), a fourth camera module and three fifth camera modules, wherein a third sliding groove (641) and a fourth sliding groove (642) which extend along an arc shape perpendicular to the horizontal direction are formed in the third track plate (64), the circle centers of the third sliding groove (641) and the fourth sliding groove (642) coincide, and the fourth sliding groove (642) is arranged below the third sliding groove (641);

The fourth camera module comprises a fourth sliding rail (65) and a fifth camera which is arranged on the fourth sliding rail (65) in a sliding way, and the fourth sliding rail (65) is clamped in a fourth sliding groove (642);

The fifth camera module comprises a fifth sliding rail (66), a sixth camera arranged on the fifth sliding rail (66) in a sliding manner and a third coaxial light source (67) arranged on the fifth sliding rail (66), the three fifth sliding rails (66) are all clamped in a third sliding groove (641), the third coaxial light source (67) is arranged in a shooting direction corresponding to the sixth camera, and a camera of the sixth camera positioned at the lowest position of the third sliding groove (641) faces to the horizontal direction;

The extending directions of the fourth sliding rail (65) and the three fifth sliding rails (66) all pass through the circle center of the third sliding groove (641).

8. The tablet personal computer midframe appearance detection device according to claim 3, wherein: the fourth image picking mechanism (7) comprises a fourth linear module (71), a fourth mounting seat (72), a fourth carrier plate (73) for placing products, a second mounting bracket (74), a lamp strip (75) for polishing the products on the fourth carrier plate (73) and a seventh camera (76) arranged on the second mounting bracket (74), the fourth linear module (71) and the second mounting bracket (74) are arranged on the machine base (1), the fourth mounting seat (72) is arranged on the fourth linear module (71), the fourth carrier plate (73) is rotationally arranged on the fourth mounting seat (72), and the seventh camera (76) and the lamp strip (75) are suspended above the fourth linear module (71).

9. The tablet personal computer midframe appearance detection device of claim 8, wherein: the second transfer mechanism (8) comprises a fifth linear module (81) and three moving assemblies arranged on the fifth linear module (81), and the fifth linear module (81) extends from the upper part of the third linear module (41) to the upper part of the fourth linear module (71);

The movable assembly comprises a movable seat (82), a lifting cylinder (83) and a second sucker (84), wherein the movable seat (82) is arranged on the fifth linear module (81), and the lifting cylinder (83) is arranged on the movable seat (82) and is used for driving the second sucker (84) to do lifting motion.

10. A method for detecting the appearance of a middle frame of a tablet personal computer, which is applied to the device for detecting the appearance of the middle frame of the tablet personal computer according to any one of claims 1 to 9, and is characterized in that:

s1: the feeding transfer mechanism acquires products from the conveyor (2) and transfers the products to the first carrier plate (43);

S2: the third linear module (41) drives the first mounting seat (42) to perform linear motion, and the first camera (46) shoots the back surface of a product irradiated with coaxial light on the first carrier plate (43);

s3: the second transfer mechanism (8) transfers the products on the first carrier plate (43) to the second carrier plate (53), and then the feeding transfer mechanism acquires the products from the conveyor (2) and transfers the products to the first carrier plate (43);

S4: the first XY axis linear module (51) drives the second mounting seat (52) to move, the two third camera modules shoot the edges of products on the second carrier plate (53) from the obliquely upper side and the obliquely lower side respectively, the second camera module shoots the edges of the products on the second carrier plate (53) from the front side, and meanwhile, the first camera (46) shoots the products on the first carrier plate (43);

S5: the second transfer mechanism (8) transfers the products on the second carrier plate (53) to the third carrier plate (63) and the products on the first carrier plate (43) to the second carrier plate (53) at the same time, and then the feeding transfer mechanism acquires the products from the conveyor (2) and transfers the products to the first carrier plate (43);

S6: the second XY axis linear module (61) drives the third mounting seat (62) to move, the three fifth camera modules shoot the back of a product on the third carrier plate (63) from different angles, and simultaneously the two third camera modules and the second camera module shoot the edge of the product on the second carrier plate (53) and the first camera (46) shoots the back of the product irradiated with coaxial light on the first carrier plate (43);

S7: the second transfer mechanism (8) transfers the products on the third carrier plate (63) to the fourth carrier plate (73), the products on the second carrier plate (53) to the third carrier plate (63) and the products on the first carrier plate (43) to the second carrier plate (53) at the same time, and then the feeding transfer mechanism acquires the products from the conveyor (2) and transfers the products to the first carrier plate (43);

S8: the fourth linear module (71) drives the fourth mounting seat (72) to perform linear motion, the seventh camera (76) shoots the back of the product on the fourth carrier plate (73), meanwhile, three fifth camera modules shoot the back of the product on the third carrier plate (63) from different angles, two third camera modules and two second camera modules shoot the edge of the product on the second carrier plate (53), and the first camera (46) shoots the back of the product irradiated with coaxial light on the first carrier plate (43);

S9: the blanking transfer mechanism transfers products on the fourth carrier plate (73) to the conveyor (2), then the second transfer mechanism (8) simultaneously transfers the products on the third carrier plate (63) to the fourth carrier plate (73), the products on the second carrier plate (53) to the third carrier plate (63) and the products on the first carrier plate (43) to the second carrier plate (53), and then the feeding transfer mechanism acquires the products from the conveyor (2) and transfers the products to the first carrier plate (43);

s10: and repeating S8 to S9 until the detection is finished.