Component electrical property test equipment

Abstract

The invention relates to the technical field of electronic component detection, and discloses component electrical test equipment which comprises a machine table, a rotary table is rotationally arranged on the machine table, and a plurality of jig limiting assemblies are distributed on the rotary table in the circumferential direction. An electric measurement mechanism, a turnover mechanism, an ink jet mechanism, a laser marking mechanism and a visual detection mechanism are sequentially arranged in the rotating direction of the rotating disc, the jig limiting assembly comprises two sets of limiting bases and pushing and pressing bases arranged on the outer sides of the limiting bases in a sliding mode, and bearing pushing columns are arranged on the pushing and pressing bases; a driving air cylinder and a guiding push block arranged at the output end of the driving air cylinder are arranged on the outer side of each jig limiting assembly, a guiding inclined face on each guiding push block abuts against the corresponding bearing push column, a locking sleeve and an inserting piece elastically limited in the locking sleeve are arranged between the rotating disc and the jig limiting assemblies, and a jacking module is correspondingly arranged below any jig limiting assembly. And the jacking module jacks the elastic column at the bottom of the locking sleeve to release the limiting of the inserting piece, so that the quick change of the jig limiting assembly is realized.

Description

Technical Field

[0001] The present invention relates to the technical field of electronic component detection, and in particular to a component electrical property testing device. Background Art

[0002] Due to the needs of social development, electronic devices have become more and more complex, which requires electronic devices to have the characteristics of reliability, high speed, low power consumption, light weight, miniaturization and low cost. Due to the progress of comprehensive technologies such as material technology, device technology and circuit design, the first generation of integrated circuits was born. For electronic devices, the smaller the size, the higher the integration, the shorter the response time, the faster the computing speed, the higher the transmission frequency, and the greater the amount of information transmitted. The semiconductor industry and semiconductor technology are called the foundation of modern industry, and have also developed into a relatively independent high-tech industry.

[0003] Components are highly integrated electronic devices. The existing technology mainly uses manual inspection, which has high labor costs and low automation. Professional testing instruments are required for electrical testing. In view of this, researchers in this field have designed a component electrical testing device. Summary of the invention

[0004] The technical problem to be solved by the present invention is to overcome the deficiencies of the prior art and provide a component electrical property testing device.

[0005] The technical solution of the present invention is: a component electrical testing equipment, including a machine platform, a turntable is rotatably arranged on the machine platform, a plurality of fixture limit assemblies are distributed along the circumferential direction of the turntable, the machine platform is sequentially provided with an electric measuring mechanism, a flipping mechanism, an inkjet mechanism, a laser marking mechanism and a visual inspection mechanism along the rotation direction of the turntable, the fixture limit assembly includes two groups of limit seats arranged on a mounting plate and a pushing and pressing seat slidably arranged on the outside of the limit seat, a bearing push column is arranged on the pushing and pressing seat, and a driving cylinder and a A guide push block is arranged on the output end of the driving cylinder, and the guide inclined surface on the guide push block abuts against the bearing push column. A quick-change structure is arranged between the turntable and the fixture limiting assembly, and the quick-change structure includes a locking sleeve and a plug-in elastically limited in the locking sleeve. A quick-connect hole adapted to the plug-in is arranged on the mounting plate. A lifting module is correspondingly arranged below any of the fixture limiting assemblies on the machine platform, and the lifting module is used to lift the elastic column at the bottom of the locking sleeve to release the limitation of the plug-in, thereby realizing the quick change of the fixture limiting assembly.

[0006] It can be seen from the above scheme that the electrical testing mechanism is used to perform electrical testing on electronic components, the flipping mechanism is used to drive the flipping of electronic components, the inkjet mechanism is used to perform inkjet printing on electronic components, and the visual inspection mechanism is used to perform visual inspection on components after inkjet marking. The jig limit assembly limits the electronic components through the limit seat, and the sliding of the push clamping seat is driven by the driving clamping module to achieve clamping. The driving clamping module drives the guide push block forward through the driving cylinder to achieve feeding movement, so that After the outer circumferential surface of the bearing push column abuts against the guide inclined surface, it moves along the guide inclined surface, so that the pushing and clamping seat drives the clamping block to achieve clamping on the side of the limit seat, and the lifting module lifts the quick-change plug-in to unlock the plug-in in the locking sleeve, which is convenient for quick replacement. The present invention realizes automated electrical measurement and scanning of electronic components, and realizes rapid replacement of the fixture limit assembly by lifting the quick-change plug-in by the lifting module, and realizes limit clamping by cooperating with the driving clamping module and the pushing and clamping seat.

[0007] The end of the guide push block is provided with a push surface in contact with the product, and the outer right-angled side of the limit seat is provided with a first block and a second block, the first block is arranged opposite to the push surface, and the second block is arranged opposite to the pressing block on the push and clamp seat, the side of the push and clamp seat is connected to one end of the first compression spring, and the other end of the first compression spring is connected to the connecting block on the mounting plate, and the push and clamp seat is slidably arranged on the mounting plate through a guide rail. It can be seen that when the guide push block is fed and moved, the electronic component is pressed against the first block by the push surface for limiting, and the guide push block is fed to realize the compression and limiting of a pair of right-angled sides of the electronic component at the same time.

[0008] The locking sleeve is provided with a limiting socket adapted to the plug-in, the locking sleeve is connected to the bottom of the turntable through a connecting portion, the plug-in includes an inserting portion and a conical limiting portion, the locking sleeve is provided with a top piece, a lifting ball, a stopper, a spring and a locking ball in the limiting socket, the locking sleeve is embedded in the side wall hole of the top piece, the spring is sleeved on the top piece, the top piece extends out of the stopper and is inserted into the elastic column, and the lifting ball is in contact with the inner conical surface of the elastic column.

[0009] The jacking module includes a jacking seat, an articulated seat, a pressing handle and a jacking plate, wherein the jacking seat is connected to the machine platform, the articulated seat is connected below the jacking seat, the pressing handle is hinged on the articulated seat, a jacking column is arranged on the pressing handle, the end of the jacking column extends out of the jacking seat and is connected to the jacking plate, the jacking plate is provided with jacking push columns on both sides of the jacking column, the jacking push columns are slidably matched with the jacking seat through the guide column socket, a photoelectric sensor is arranged on the outer side of the jacking seat, and penetration grooves are arranged on the two side plates of the jacking seat corresponding to the photoelectric sensor, and a jacking limit hole adapted to the locking sleeve is arranged on the upper end surface of the jacking plate. It can be seen from this that the jacking plate and the pressing handle are used to press down to realize the jacking of the jacking plate, and the jacking column drives the jacking push column to rise and fall so as to realize the guiding of the jacking plate.

[0010] The feeding end and the discharging end of the machine are respectively provided with a loading conveyor device and a unloading conveyor device, a loading robot is provided between the loading conveyor device and the electric measuring mechanism, and a unloading robot is provided between the unloading conveyor device and the laser marking mechanism, and the loading conveyor device and the unloading conveyor device both include a material transporting and conveying module, a material rack, a lifting module, a material rack connected to the material rack and the output end of the lifting module, and a material receiving module provided between the loading and conveying modules. It can be seen that the loading conveyor device realizes feeding, the unloading conveyor device is used to realize unloading after electric measuring and spraying, the loading robot is used to transfer electronic components to the limit seat, the unloading robot is used to take materials after electric measuring and spraying, and the lifting module is used to drive the lifting of the material rack.

[0011] A plurality of first conveyor belt wheel groups are vertically equidistantly arranged on both sides of the material rack, the first conveyor belt wheel group is provided with a loading tray through a feed conveyor belt, the first conveyor belt wheel group is coaxially connected to a first gear through a first transmission shaft, the material transporting and conveying module is coaxially connected to a second gear through a second transmission shaft, the first gear and the second gear are arranged correspondingly, the material receiving module comprises a material receiving rack, a first material receiving cylinder arranged on the material receiving rack, a second material receiving cylinder, a material receiving connecting seat and a material receiving adjustment gear, the second material receiving cylinder is connected to the output end of the first material receiving cylinder, the material receiving connecting seat is arranged on the output end of the second material receiving cylinder, the material receiving adjustment gear is rotatably connected to the material receiving connecting seat through a connecting shaft, a material receiving sensor is arranged on the material receiving rack, the material receiving adjustment gear is arranged between the first gear and the second gear, and the material receiving adjustment gear is respectively meshed with the first gear and the second gear for transmission. It can be seen that the first material receiving cylinder is used to realize the horizontal adjustment of the material receiving adjustment gear, and the second material receiving cylinder drives the material receiving adjustment gear to rise, thereby realizing the docking of the material transport module and the material rack. The material receiving adjustment gear is respectively meshed with the first gear and the second gear, thereby realizing the transportation of the loading tray between the conveyor belt on the material transport module and the feeding conveyor belt on the material rack, and combined with the lifting module to drive the material rack to rise and fall, thereby realizing the layer-by-layer docking of the material rack for unloading and loading.

[0012] The electric measuring mechanism comprises an electric measuring limit frame, a linear lifting module, a detection clamp, an electric measuring limit block, an electric measuring seat, an electric measuring pressure column and an electric measuring probe. The linear lifting module is connected to the electric measuring limit frame. The detection clamp is provided with two groups on the output end of the linear lifting module. The electric measuring limit block comprises a plug plate fixed on the front side of the detection clamp and a clamp block seat provided on the output end of the detection clamp. The inner side of the clamp block seat is provided with an electric measuring clamp groove. The electric measuring seat is installed in the clamp block seat through the electric measuring clamp groove. The side wall of the electric measuring seat is provided with a quick-connect pin. The plug plate is provided with a socket adapted to the quick-connect pin. A positioning pin is inserted into the outer side of the clamp block seat. One end of the positioning pin extends out of the clamp block seat and is provided with a tightening head, and the other end contacts the electric measuring seat. The electric pressure column and the electric measuring probe are both arranged below the electric measuring seat. The electric pressure column is arranged on the front side of the electric measuring probe, and the electric pressure column is kept horizontal with the end face of the electric measuring probe. It can be seen that the linear lifting module is used to drive the detection jaws to achieve linear lifting and movement, the detection jaws are used to clamp the product, the positioning pin is used to tighten the side of the electric test seat by rotating the tightening head, the battery clamp slot is used to place the electric test seat on the electric test limit block, the quick-connect pin cooperates with the socket to achieve the limit locking of the electric test seat on the electric test limit block, the electric test limit block is achieved by the positioning pin and the quick-connect pin to achieve the limit or contact limit of the electric test seat, thereby completing the rapid switching of different electric test seats, the electric test probe is used to contact the corresponding position of the electronic component to conduct electrical testing, and the electric test pressure column is used to press down the middle of the battery cell to prevent the electronic component from tilting when the electric test probe performs electrical testing on the end of the electronic component.

[0013] The flip mechanism includes a three-axis moving module, a rotating motor, a driving wheel, a first driven wheel, a second driven wheel, a transmission belt, a first pneumatic clamp and a second pneumatic clamp. The rotating motor is connected to the output end of the three-axis moving module, the driving rotation is connected to the output end of the rotating motor, the first driven wheel and the second driven wheel are arranged in parallel, and are connected to the driving wheel through the transmission belt, the first pneumatic clamp is coaxially connected to the first driven wheel through the first rotating disk, the second pneumatic clamp is coaxially connected to the second driven wheel through the second rotating disk, and the output ends of the first pneumatic clamp and the second pneumatic clamp are provided with a chuck. It can be seen that the rotating motor is used to drive the driving wheel to rotate, the driving wheel drives the first driven wheel and the second driven wheel to rotate through the transmission belt, thereby driving the first pneumatic clamp and the second pneumatic clamp to rotate, the first pneumatic clamp and the second pneumatic clamp are used to clamp the electronic products on the limit seat, so as to realize the simultaneous flipping of two groups of electronic components.

[0014] The inkjet mechanism includes an X-axis moving module, a Z-axis moving module and an inkjet head, the Z-axis moving module is connected to the output end of the X-axis moving module, the inkjet head is connected to the output end of the Z-axis moving module, the inkjet head is arranged downward, the laser marking mechanism includes a laser frame and a laser marker arranged on the laser frame, the laser marker is arranged vertically downward, the laser marker and the inkjet head are both arranged above the corresponding limit grooves on the limit seat, and a positioning adjustment mechanism is arranged between the inkjet mechanism and the flipping mechanism. It can be seen that the inkjet head is used to spray ink downward on the surface of the electronic components, the laser marking mechanism is used to laser mark the electronic components, and the positioning adjustment mechanism is used to fine-tune the position of the electronic components on the preceding station.

[0015] A second defective product unloading mechanism is provided between the visual inspection mechanism and the unloading and conveying device, and a first defective product unloading mechanism is provided between the electrical measurement mechanism and the flipping mechanism. Both the first defective product unloading mechanism and the second defective product unloading mechanism include a defective product moving module, a defective product pneumatic clamping claw arranged on the defective product moving module, a defective product placement rack, and a defective product discharge board arranged on the defective product placement rack. The defective product placement rack is provided with a plurality of placement troughs on the defective product discharge board, and a pick-up handle is provided in the middle of the defective product discharge board. It can be seen that the first defective product unloading mechanism is used to unload electronic components that have not passed the visual inspection, the second defective product unloading mechanism is used to unload electronic components that have failed the electrical measurement, the defective product pneumatic clamping claw is used to clamp defective products, the placement trough is used to place defective products, and the pick-up handle is used to realize the pick-up after the defective product placement rack has collected them. The defective product placement board is used to place defective products through the placement trough. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the structure of the present invention; Figure 2 This is an exploded view of the fixture limit assembly; Figure 3 It is a schematic diagram of the local structure of the fixture limit assembly; Figure 4 It is a schematic diagram of the local structure of the jacking module; Figure 5 It is a partial structural schematic diagram of the present invention; Figure 6 It is a structural schematic diagram of the material receiving module; Figure 7 It is a schematic diagram of the structure of the electric measuring mechanism; Figure 8 It is a structural schematic diagram of the flipping mechanism; Fig. 9 This is a schematic diagram of the structure of the first defective product unloading mechanism; Fig.10 It is a structural schematic diagram of the quick-change structure; Fig.11 It is a schematic diagram of the internal structure of the quick-change structure; Fig.12 It is a structural schematic diagram of the inkjet mechanism. DETAILED DESCRIPTION

[0017] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the accompanying drawings in the embodiments of the present invention.

[0018] like Figures 1 to 12 As shown, the present invention is a component electrical testing equipment, including a machine 1, a turntable 10 is rotatably arranged on the machine 1, and a plurality of jig limit assemblies are distributed circumferentially on the turntable 10, and the machine 1 is sequentially provided with an electric measuring mechanism 2, a flipping mechanism 3, an inkjet mechanism 4, a laser marking mechanism 5 and a visual inspection mechanism 6 along the rotation direction of the turntable 10, and the jig limit assembly includes two groups of limit seats 11 arranged on a mounting plate and a pushing and pressing seat 12 slidably arranged on the outside of the limit seat 11, and a bearing push column 121 is arranged on the pushing and pressing seat 12, and a driving cylinder 131 and a guide push block 132 arranged on the output end of the driving cylinder 131 are arranged on the outside of the jig limit assembly, and a guide inclined surface on the guide push block 132 1321 abuts against the bearing push column 121, and the bearing push column 121 moves along the guide inclined surface 1321 to drive the pushing and clamping seat 12 to clamp the product on the limiting seat 11. A quick-change structure is arranged between the turntable 10 and the jig limiting assembly, and the quick-change structure includes a locking sleeve 141 and a plug-in 142 elastically limited in the locking sleeve 141. A quick-connect hole 110 adapted to the plug-in 142 is arranged on the mounting plate 115. A lifting module 7 is correspondingly arranged below any of the jig limiting assemblies on the machine 1. The lifting module 7 is used to lift the elastic column 1411 at the bottom of the locking sleeve 141 to release the limiting of the locking sleeve 141 on the plug-in 142, thereby realizing the quick change of the jig limiting assembly. In this embodiment, the limit seat 11 is provided with a first avoidance groove 113 and a second avoidance groove 114, and the second avoidance groove 114 is used to extend into the bottom of the limit seat 11 for electrical measurement. The guide push block 132 is connected to the output end of the driving cylinder 131 through a push plate frame 133. A floating push plate 134 is provided at the bottom of the driving cylinder 131, and a spring plug column 136 is slidably provided on the floating push plate 134. A second compression spring 135 is sleeved on the spring plug column, and one end of the second compression spring 135 is connected to the floating push plate 134, and the other end is connected to the push plate frame 133.

[0019] The end of the guide push block 132 is provided with a push surface 1322 that contacts the product, and the outer right-angled edge of the limiting seat 11 is provided with a first stop block 112 and a second stop block 111. The first stop block 112 is arranged opposite to the push surface 1322, and the second stop block 111 is arranged opposite to the clamping block 122 on the pushing and clamping seat 12. The side of the pushing and clamping seat 12 is connected to one end of the first compression spring 123, and the other end of the first compression spring 123 is connected to the connecting block 125 on the mounting plate 115. The pushing and clamping seat 12 is slidably set on the mounting plate 115 through a guide rail 124.

[0020] The locking sleeve 141 is provided with a limiting socket 1413 adapted to the plug-in 142, the locking sleeve 141 is connected to the bottom of the turntable 10 through a connecting portion 1412, the plug-in 142 includes an inserting portion 1421 and a conical limiting portion 1422, the locking sleeve 141 is provided with a top piece 1415, a lifting ball 1417, a stopper 1418, a spring 1419 and a locking ball 1416 in the limiting socket 1413, the locking sleeve 141 is embedded in the side wall hole of the top piece 1415, the spring 1419 is sleeved on the top piece 1415, the top piece 1415 extends out of the stopper 1418 and is inserted into the elastic column 1411, the lifting ball 1417 is in contact with the inner conical surface of the elastic column 1411, and the lifting module 7 includes a lifting seat 71 , an articulated seat 72, a pressing handle piece 73 and a lifting plate 74, the lifting seat 71 is connected to the machine platform 1, the articulated seat 72 is connected below the lifting seat 71, the pressing handle piece 73 is hinged on the articulated seat 72, a lifting column 75 is provided on the pressing handle piece 73, the end of the lifting column 75 extends out of the lifting seat 71 and is connected to the lifting plate 74, the lifting plate 74 is provided with lifting push columns 76 on both sides of the lifting column 75, the lifting push columns 76 are slidably matched with the lifting seat 71 through the guide column socket 711, a photoelectric sensor 77 is provided on the outer side of the lifting seat 71, and penetration grooves 712 are provided on the two side plates of the lifting seat 71 corresponding to the photoelectric sensor 77, and the upper end surface of the lifting plate 74 is provided with a lifting limit hole 741 adapted to the locking sleeve 141. In this embodiment, when the jig limit assembly needs to be quickly replaced, the lifting module presses the pressing handle 73 downward, and the lifting push column 76 rises to lift the elastic column 1411. The conical surface inside the plug-in 142 squeezes the lifting ball 1417, and the lifting ball 1417 is clamped in the locking sleeve 141 through the stopper 1418. During the squeezing process with the conical surface of the elastic column 1411, the lifting ball 1417 squeezes the conical surface on the top piece 1415 and overcomes the resistance of the spring 1419, thereby lifting the top piece 1415. At this time, the locking ball 1416 is also lifted at the same time to release the limit lock on the plug-in 142, so as to facilitate the quick replacement of the next jig limit assembly.

[0021] The feeding end and the discharging end of the machine 1 are respectively provided with a loading conveying device 8 and a unloading conveying device 9, a loading robot 80 is provided between the loading conveying device 8 and the electrical measuring mechanism 2, and a unloading robot 90 is provided between the unloading conveying device 9 and the laser marking mechanism 5. The loading conveying device 8 and the unloading conveying device 9 both include a material transporting and conveying module 81, a material rack 83, a lifting module 82, a material rack 83 connected to the output ends of the material rack 83 and the lifting module 82, and a material receiving module 84 provided between the material transporting and conveying modules 81. In this embodiment, the lifting module 82 drives the material rack 83 to move up and down layer by layer to realize loading and unloading of materials layer by layer. A visual inspection component is arranged above the material transporting module 81 for visual inspection before loading and after unloading. The loading robot 80 places the electronic components on the first station on the turntable 10. Two groups of sensors are arranged on the outside of the jig limit assembly on the first station of the machine corresponding to the first station, and two groups of electronic components are detected to be in place at the same time.

[0022] A plurality of first conveyor belt wheel groups 831 are respectively and vertically equidistantly arranged on both sides of the material rack 83, the first conveyor belt wheel group is provided with a loading tray 85 through a feeding conveyor belt 832, the first conveyor belt wheel group is coaxially connected with a first gear 833 through a first transmission shaft 831, the material transporting and conveying module 81 is coaxially connected with a second gear 812 through a second transmission shaft 811, the first gear 833 is arranged correspondingly to the second gear 812, the material receiving module 84 includes a material receiving rack 841, a first material receiving cylinder 842 arranged on the material receiving rack 841, a second material receiving cylinder 843, and a material receiving connection The second material receiving cylinder 843 is connected to the output end of the first material receiving cylinder 842, and the material receiving connecting seat 844 is arranged on the output end of the second material receiving cylinder 843. The material receiving adjustment gear 845 is rotatably connected to the material receiving connecting seat 844 through a connecting shaft 846. A material receiving sensor 847 is arranged on the material receiving frame 83. The material receiving adjustment gear 845 is arranged between the first gear 833 and the second gear 812, and the material receiving adjustment gear 845 is respectively meshed with the first gear 833 and the second gear 812 for transmission.

[0023] The electric measuring mechanism 2 includes an electric measuring limit frame 21, a linear lifting module 22, a detection clamp 23, an electric measuring limit block 24, an electric measuring seat 25, an electric measuring pressure column 26 and an electric measuring probe 27. The linear lifting module 22 is connected to the electric measuring limit frame 21. The detection clamp 23 is provided with two groups on the output end of the linear lifting module 22. The electric measuring limit block 24 includes a plug-in plate 241 fixed to the front side of the detection clamp 23 and a clamping block seat 242 provided on the output end of the detection clamp 23. The inner side of the clamping block seat 242 is provided with an electric measuring clamping groove 243. The electric measuring seat 25 is connected to the electric measuring clamp by the electric measuring clamp. The groove 243 is installed in the clamping block seat 242, the side wall of the electric test seat 25 is provided with a quick-connect plug 251, the plug plate 241 is provided with a socket adapted to the quick-connect plug 251, and a positioning pin 244 is inserted on the outer side of the clamping block seat 242, one end of the positioning pin 244 extends out of the clamping block seat 242 and is provided with a tightening head, and the other end is in contact with the electric test seat 25, the electric pressure measuring column 26 and the electric test probe 27 are both arranged below the electric test seat 25, the electric pressure measuring column 26 is arranged at the front side of the electric test probe 27, and the electric pressure measuring column 26 is kept horizontal with the end face of the electric test probe 27. In this embodiment, the electric test probe 27 realizes electrical conduction with the pole piece at the end of the electronic component to perform electrical detection, and at the same time, the electric pressure measuring column 26 presses down on the middle part of the surface of the electronic component to avoid the phenomenon of warping when performing electrical detection, thereby improving the accuracy of electrical detection.

[0024] The flip mechanism 3 includes a three-axis moving module 31, a rotating motor 32, a driving wheel 33, a first driven wheel 34, a second driven wheel 35, a transmission belt 36, a first pneumatic clamp 37 and a second pneumatic clamp 38. The rotating motor 32 is connected to the output end of the three-axis moving module 31, the driving wheel 33 is connected to the output end of the rotating motor 32, the first driven wheel 34 and the second driven wheel 35 are arranged in parallel, and are connected to the driving wheel 33 through the transmission belt 36, the first pneumatic clamp 37 is coaxially connected to the first driven wheel 34 through a first rotating disk 371, the second pneumatic clamp 38 is coaxially connected to the second driven wheel 35 through a second rotating disk 381, and chucks are provided on the output ends of the first pneumatic clamp 37 and the second pneumatic clamp 38. In this embodiment, the three-axis moving module 31 includes a first linear module 311 , a second linear module 312 disposed on the first linear module 311 , and a third linear module 313 disposed on the second linear module 312 .

[0025] The inkjet mechanism 4 includes an X-axis moving module 41, a Z-axis moving module 42 and an inkjet head 43, the Z-axis moving module 42 is connected to the output end of the X-axis moving module 41, the inkjet head 43 is connected to the output end of the Z-axis moving module 42, and the inkjet head 43 is arranged downward, the laser marking mechanism 5 includes a laser frame 51 and a laser marker 52 arranged on the laser frame 51, the laser marker 52 is arranged vertically downward, the laser marker 52 and the inkjet head 43 are both arranged above the corresponding limit grooves on the limit seat 11, and a positioning adjustment mechanism 17 is arranged between the inkjet mechanism 4 and the flipping mechanism 3.

[0026] A second defective product unloading mechanism is provided between the visual inspection mechanism 6 and the unloading conveying device 9, and a first defective product unloading mechanism 15 is provided between the electrical measurement mechanism 2 and the flipping mechanism 3. Both the first defective product unloading mechanism 15 and the second defective product unloading mechanism include a defective product moving module 151, a defective product pneumatic clamping jaw 153 provided on the defective product moving module 151, a defective product placement rack 154, and a defective product discharge plate 155 provided on the defective product placement rack 154. The defective product placement rack 154 is provided with a plurality of placement troughs 1551 on the defective product discharge plate 155, and a pick-up handle 156 is provided in the middle of the defective product discharge plate 155. In this embodiment, the defective product pneumatic clamping jaw 153 clamps the unqualified electronic components and places them in the placement trough 1551 for centralized collection and processing.

[0027] The working process of the present invention is as follows: the first material receiving cylinder 842 and the second material receiving cylinder 843 drive the material receiving connection seat 844 to move upward for adjustment, the material receiving adjustment gear 845 moves upward to between the first gear 833 and the second gear 812 and meshes with the first gear 833 and the second gear 812 respectively, thereby realizing the docking of the material conveying module 81 with the feeding conveyor belt 832 on the material rack 83, the driving member on the material conveying module 81 drives the second gear 812 to rotate to realize the material conveying transmission, and the second gear 812 drives the first gear 833 to rotate through the material receiving adjustment gear 845, thereby realizing the feeding conveyor belt 832 on the material rack 83 The loading tray is transferred to the conveyor belt on the material transport module 81, and the loading robot 80 simultaneously absorbs two groups of electronic components to realize loading. After the first station performs loading detection, the turntable 10 rotates to enter the electrical measurement station, and the electrical measurement seat 25 is installed into the clamping block seat 242 through the electrical measurement clamping groove 243, and the quick-connect pin 251 is inserted into the socket on the plug plate 241 to realize the positioning of the electrical measurement seat 25. The detection clamping claw 23 drives the clamping block seat 242 to clamp inwardly, and by screwing the tightening head, the end face of the positioning pin 244 passes through the clamping block seat 242 to further tighten the outer wall of the electrical measurement seat 25 to limit the position, and the linear rise The lowering module 22 drives the electric test seat 25 to move down to the corresponding upper part of the electronic component, and the electric test probe 27 realizes electrical conduction with the electrode piece at the end of the electronic component to perform electrical detection. At the same time, the electric pressure measuring column 26 presses down to press the middle part of the surface of the electronic component tightly, and the products that fail the electrical test are unloaded through the first defective product unloading mechanism 15. The first pneumatic clamp 37 and the second pneumatic clamp 38 move to the front side of the fixture limit assembly through the three-axis moving module 31 to clamp the two groups of electronic components. Then, the rotating motor 32 drives the active wheel 33 to rotate, and the active wheel 33 drives the second pneumatic clamp 38 through the winding transmission belt 36. A driven wheel 34 and a second driven wheel 35 rotate, thereby driving the two groups of electronic components on the first pneumatic clamp 37 and the second pneumatic clamp 38 to flip over simultaneously. After the positioning adjustment mechanism 17 fine-tunes the position of the flipped electronic components, the inkjet mechanism 4 and the laser marking mechanism 5 successively inkjet and laser mark the surfaces of the electronic components. The visual inspection mechanism 6 performs visual inspection on the products after inkjet and laser marking. Unqualified products are unloaded through the second defective product unloading mechanism. The unloading robot 90 unloads the qualified products and transports them to be loaded into the compacting rack layer by layer.

[0028] Finally, it should be emphasized that the above is not intended to limit the present invention. For those skilled in the art, the present invention may have various changes and modifications. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A component electrical testing device, comprising a machine (1), characterized in that: A turntable (10) is rotatably arranged on the machine (1), and a plurality of jig limit assemblies are distributed on the turntable (10) along the circumferential direction. The machine (1) is provided with an electric measuring mechanism (2), a flipping mechanism (3), an inkjet mechanism (4), a laser marking mechanism (5), and a visual inspection mechanism (6) in sequence along the rotation direction of the turntable (10). The jig limit assemblies include two groups of limit seats (11) arranged on a mounting plate (115) and a pushing and pressing seat (12) slidably arranged outside the limit seats (11), and a bearing push column (121) is arranged on the pushing and pressing seat (12). A driving cylinder (131) and a guide push block (121) arranged on the output end of the driving cylinder (131) are arranged on the outside of the jig limit assemblies. 132), the guide inclined surface (1321) on the guide push block (132) abuts against the bearing push column (121), a quick-change structure is provided between the turntable (10) and the fixture limiting assembly, the quick-change structure comprises a locking sleeve (141) and a plug-in (142) elastically limited in the locking sleeve (141), a quick-connect hole (110) adapted to the plug-in (142) is provided on the mounting plate (115), and a lifting module (7) is correspondingly provided below any of the fixture limiting assemblies on the machine platform (1), the lifting module (7) is used to lift the elastic column (1411) at the bottom of the locking sleeve (141) to release the limit on the plug-in (142), thereby realizing the quick change of the fixture limiting assembly.

2. The electrical property testing device for components according to claim 1, characterized in that: The end of the guide push block (132) is provided with a push surface (1322) in contact with the product, and the outer right-angled side of the limit seat (11) is provided with a first stop block (112) and a second stop block (111), the first stop block (112) and the push surface (1322) are arranged opposite to each other, and the second stop block (111) and the clamping block (122) on the pushing and clamping seat (12) are arranged opposite to each other, and the side of the pushing and clamping seat (12) is connected to one end of a first compression spring (123), and the other end of the first compression spring (123) is connected to a connecting block (125) on the mounting plate (115), and the pushing and clamping seat (12) is slidably arranged on the mounting plate (115) through a guide rail (124).

3. The component electrical testing device according to claim 1, characterized in that: The locking sleeve (141) is provided with a limiting socket (1413) adapted to the plug-in unit (142); the locking sleeve (141) is connected to the bottom of the turntable (10) via a connecting portion (1412); the plug-in unit (142) comprises an inserting portion (1421) and a conical limiting portion (1422); the locking sleeve (141) is provided with a top piece (1415), a lifting ball (1417), a stopper (1418), and a stopper (1419) in the limiting socket (1413). (1418), a spring (1419) and a locking ball (1416), wherein the locking ball (1416) is embedded in the side wall hole of the top piece (1415), the spring (1419) is sleeved on the top piece (1415), the top piece (1415) extends out of the stopper (1418) and is inserted into the elastic column (1411), and the lifting ball (1417) is in contact with the inner conical surface of the elastic column (1411).

4. The electrical property testing device for components according to claim 3, characterized in that: The jacking module (7) comprises a jacking seat (71), an articulated seat (72), a pressing handle (73) and a jacking pressure plate (74); the jacking seat (71) is connected to the machine platform (1); the articulated seat (72) is connected below the jacking seat (71); the pressing handle (73) is hinged on the articulated seat (72); a jacking column (75) is provided on the pressing handle (73); an end of the jacking column (75) extends out of the jacking seat (71) and is connected to the jacking pressure plate (74). The lifting pressure plate (74) is provided with lifting push columns (76) on both sides of the lifting column (75); the lifting push columns (76) are slidably matched with the lifting seat (71) through the guide column socket (711); a photoelectric sensor (77) is provided on the outer side of the lifting seat (71); and penetration grooves (712) are provided on the two side plates of the lifting seat (71) corresponding to the photoelectric sensor (77); and a lifting limit hole (741) adapted to the locking sleeve (141) is provided on the upper end surface of the lifting pressure plate (74).

5. The component electrical testing equipment according to claim 1, characterized in that: The feeding end and the discharging end of the machine (1) are respectively provided with a loading conveying device (8) and a unloading conveying device (9); a loading robot (80) is provided between the loading conveying device (8) and the electric measuring mechanism (2); a unloading robot (90) is provided between the unloading conveying device (9) and the laser marking mechanism (5); the loading conveying device (8) and the unloading conveying device (9) both comprise a material transporting and conveying module (81), a material rack (83), a lifting module (82), a material rack (83) connected to the output ends of the material rack (83) and the lifting module (82), and a material receiving module (84) provided between the loading conveying and conveying modules (81).

6. The component electrical testing device according to claim 5, characterized in that: A plurality of first conveyor belt wheel groups (831) are respectively and vertically equidistantly arranged on both sides of the material rack (83); the first conveyor belt wheel group is provided with a loading tray (85) via a feeding conveyor belt (832); the first conveyor belt wheel group is coaxially connected to a first gear (833) via a first transmission shaft (831); the material transporting module (81) is coaxially connected to a second gear (812) via a second transmission shaft (811); the first gear (833) and the second gear (812) are arranged correspondingly; the material receiving module (84) comprises a material receiving rack (841), a first material receiving cylinder (842) arranged on the material receiving rack (841), a second material receiving cylinder (843), and a material receiving connection seat (844) and a material receiving adjustment gear (845), the second material receiving cylinder (843) is connected to the output end of the first material receiving cylinder (842), the material receiving connection seat (844) is arranged on the output end of the second material receiving cylinder (843), the material receiving adjustment gear (845) is rotatably connected to the material receiving connection seat (844) via a connecting shaft (846), a material receiving sensor (847) is arranged on the material receiving frame (83), the material receiving adjustment gear (845) is arranged between the first gear (833) and the second gear (812), and the material receiving adjustment gear (845) is respectively meshed with the first gear (833) and the second gear (812) for transmission.

7. The component electrical testing equipment according to claim 1, characterized in that: The electric measuring mechanism (2) comprises an electric measuring limit frame (21), a linear lifting module (22), a detection clamping claw (23), an electric measuring limit block (24), an electric measuring seat (25), an electric measuring pressure column (26) and an electric measuring probe (27); the linear lifting module (22) is connected to the electric measuring limit frame (21); two groups of the detection clamping claw (23) are arranged on the output end of the linear lifting module (22); the electric measuring limit block (24) comprises an inserting plate (241) fixed to the front side of the detection clamping claw (23) and a clamping block seat (242) arranged on the output end of the detection clamping claw (23); the inner side of the clamping block seat (242) is provided with an electric measuring clamping groove (243); the electric measuring seat (25) is connected to the electric measuring clamping groove through the electric measuring clamping groove (243) is installed in the clamping block seat (242), the side wall of the electric measuring seat (25) is provided with a quick-connect pin (251), and the plug plate (241) is provided with a socket (2411) adapted to the quick-connect pin (251), and a positioning pin (244) is inserted into the outer side of the clamping block seat (242), one end of the positioning pin (244) protrudes out of the clamping block seat (242) and is provided with a tightening head, and the other end is in contact with the electric measuring seat (25), the electric pressure measuring column (26) and the electric measuring probe (27) are both arranged below the electric measuring seat (25), the electric pressure measuring column (26) is arranged on the front side of the electric measuring probe (27), and the end faces of the electric pressure measuring column (26) and the electric measuring probe (27) are kept horizontal.

8. The component electrical testing equipment according to claim 1, characterized in that: The flip mechanism (3) comprises a three-axis moving module (31), a rotating motor (32), a driving wheel (33), a first driven wheel (34), a second driven wheel (35), a transmission belt (36), a first pneumatic clamp (37) and a second pneumatic clamp (38), wherein the rotating motor (32) is connected to the output end of the three-axis moving module (31), the driving wheel (33) is connected to the output end of the rotating motor (32), and the first driven wheel (34) is connected to the output end of the rotating motor (32). The first pneumatic clamp (37) and the second driven rotating wheel (35) are arranged in parallel and are transmission-connected to the driving rotating wheel (33) via the transmission belt (36); the first pneumatic clamp (37) is coaxially connected to the first driven rotating wheel (34) via a first rotating disk (371); the second pneumatic clamp (38) is coaxially connected to the second driven rotating wheel (35) via a second rotating disk (381); and chucks are arranged on the output ends of the first pneumatic clamp (37) and the second pneumatic clamp (38).

9. The component electrical testing device according to claim 1, characterized in that: The inkjet mechanism (4) comprises an X-axis moving module (41), a Z-axis moving module (42) and an inkjet head (43); the Z-axis moving module (42) is connected to the output end of the X-axis moving module (41); the inkjet head (43) is connected to the output end of the Z-axis moving module (42); the inkjet head (43) is arranged downward; the laser marking mechanism (5) comprises a laser frame (51) and a laser marker (52) arranged on the laser frame (51); the laser marker (52) is arranged vertically downward; the laser marker (52) and the inkjet head (43) are both arranged above the corresponding limit grooves on the limit seat (11); and a positioning adjustment mechanism (17) is arranged between the inkjet mechanism (4) and the flip mechanism (3).

10. The component electrical testing equipment according to claim 5, characterized in that: A second defective product unloading mechanism is arranged between the visual inspection mechanism (6) and the unloading conveying device (9), and a first defective product unloading mechanism (15) is arranged between the electrical detection mechanism (2) and the flipping mechanism (3). The first defective product unloading mechanism (15) and the second defective product unloading mechanism both comprise a defective product moving module (151), a defective product pneumatic clamp (153) arranged on the defective product moving module (151), a defective product placement rack (154), and a defective product unloading plate (155) arranged on the defective product placement rack (154). The defective product placement rack (154) is provided with a plurality of placement troughs (1551) on the defective product unloading plate (155), and a pick-up handle (156) is arranged in the middle of the defective product unloading plate (155).

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