Assembly system of power supply inner core

By designing a non-center-symmetrical insulating shell and pin shell structure, and combining an insulating shell loading device with a rotating mechanical claw and a directional slot, the problems of pin alignment, multi-target collaborative control and screw locking depth in the assembly of the power core are solved, achieving efficient and precise automated assembly, and improving production efficiency and quality consistency.

CN120638004APending Publication Date: 2025-09-12NINGBO SEETRONIC ELECTRONIC TECHNOLOGY CO LTD
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Patent Information

Application Number
CN202510736454.3
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2025-06-04
Publication Date
2025-09-12

AI Technical Summary

Technical Problem

The existing power supply core assembly efficiency is low, the quality of manual assembly is unstable, the automated assembly system design is highly complex and has a low yield, making it difficult to achieve pin alignment, multi-target collaborative control, and precise control of screw locking depth.

Method used

The insulating shell and pin housing are designed with a non-center-symmetrical pattern. The insulating shell loading device combines a rotating mechanical claw and a directional slot to assemble the pin assembly and grounding pin assembly in steps. The screw anti-screw part is used to control the screw depth, and CCD detection and reflective optical fiber are used to ensure assembly accuracy.

Benefits of technology

The accuracy and reliability of the automated assembly of power cores have been improved, assembly efficiency has been significantly increased, the consistency of product electrical performance has been guaranteed, and equipment complexity and production costs have been reduced.

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Abstract

The invention belongs to the technical field of power supply production equipment, and discloses a power supply inner core assembling system which comprises an insulating shell feeding device, the insulating shell feeding device comprises an insulating shell direction sorting structure provided with a sorting platform and a rotary mechanical claw, and the sorting platform is provided with a directional groove matched with the outer contour of the lower portion of an insulating shell; the rotary mechanical claw grabs the insulating shell and rotationally lowers the insulating shell into a directional groove of the sorting platform; the lower part of the insulating shell is provided with three pin shell parts for guiding and protecting pins, and the shapes and the layout of the three pin shell parts are configured to enable the cross section of the lower part of the insulating shell to be a non-centrosymmetric pattern; and the directional groove of the sorting platform comprises three pin grooves matched with the three pin shell parts. The connector is compatible with the existing connector standard, and the accuracy of the pin aiming at the accommodating cavity in the automatic assembly process is ensured under the condition that only the structural design of the insulating shell needs to be adjusted and the electrical layout of the pin does not need to be changed.
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Description

Technical Field

[0001] The present invention relates to the technical field of power supply production equipment, and in particular to an assembly system for a power supply core. Background Art

[0002] A power connector typically consists of a housing and an inner core. The housing protects the inner core, which includes a contact component and an insulating component. The contact component, which conducts current and is the core of the inner core, is typically made of a metal material such as copper or a copper alloy. The insulating component isolates the contact component from the housing to prevent short circuits.

[0003] The shape and design of the contact and insulation components depend on the specific application and current requirements. The present invention relates to an inner core comprising a live pin for connecting to the live wire, a neutral pin for connecting to the neutral wire, and a ground pin for connecting to the ground wire, as well as an insulation component that isolates these three components from the outer casing to prevent short circuits. The insulation component comprises an insulating housing and an insulating cover covering the insulating housing. The insulating housing is divided along a tangent plane by a partition to form three mutually separated cavities. The live pin, neutral pin, and ground pin are respectively disposed within their corresponding cavities.

[0004] The inner core is assembled manually, and the specific steps are as follows: S1, manually clamp the pin / grounding pin and copper connector with pliers, and install them into the insulating shell from the top opening of the insulating shell (3 times in total); S2, manually screw the screw into the copper connector to lock the copper connector and the pin / grounding pin (3 times in total); S3, manually press the insulating cover onto the upper part of the insulating shell with a manual press.

[0005] The existing assembly method suffers from low efficiency, with a production capacity of only 88 pieces per hour. Furthermore, the quality of manual assembly is inconsistent, and the consistency of the finished product assembly quality cannot be guaranteed. Therefore, it is necessary to transform the manual assembly method into an automated one. However, if the automated system is configured directly according to manual steps and methods, the equipment complexity index will increase, and the yield rate will be lower than that of manual operation.

[0006] Manual operation can visually determine the alignment of the pin and the cavity, preventing the pin from colliding with the partition when lowering the cavity or inserting the pin into the cavity of the wrong electrode. It can also achieve coordinated control of multiple targets (copper connector, pin, screw, and insulation shell). The screw lock depth can be determined by feel to avoid screwing in too deep, which would result in the inner core plug interface being too small. However, these challenges and bottlenecks need to be faced by automated systems. Summary of the Invention

[0007] The first technical problem to be solved by the present invention is to propose a power supply core assembly system capable of aligning the pins with the cavity to be inserted in response to the above technical status quo.

[0008] The two technical problems to be solved by the present invention are to propose a power core assembly system that can avoid multi-objective collaborative control in response to the above-mentioned technical status quo.

[0009] The third technical problem to be solved by the present invention is to propose a power supply core assembly system capable of accurately controlling the screw locking depth in response to the above-mentioned technical status quo.

[0010] The technical solution adopted by the present invention to solve the above technical problems is: a power supply core assembly system, characterized by including an insulating shell loading device, which includes an insulating shell direction sorting structure with a sorting platform and a rotating mechanical claw, the sorting platform has an orientation groove matching the outer contour of the lower part of the insulating shell, and the rotating mechanical claw grabs the insulating shell and rotates it down into the orientation groove of the sorting platform;

[0011] The lower portion of the insulating housing has three pin housing portions for guiding and protecting the pins, and the shapes and layout of the three pin housing portions are configured so that the cross-section of the lower portion of the insulating housing is a non-center symmetrical pattern;

[0012] The orientation slot of the sorting platform includes three pin slots matched with three pin housing parts.

[0013] Compared with the prior art, the advantage of the present invention is that it redesigns the shape and arrangement of the pin shell portion at the bottom of the insulating shell so that its cross-section forms a non-center-symmetrical pattern, and a sorting platform that matches it is provided. This structural design ensures that after the rotating mechanical claw completes the grasping and rotating action, the insulating shell can only be fully embedded in the orientation slot when it is rotated to the target angle. The matching of the insulating shell and the orientation slot is unique, thereby ensuring the accuracy of the pin alignment cavity during the automated assembly process. At the same time, this innovative solution is perfectly compatible with existing connector standards. It only requires adjusting the structural design of the insulating shell without changing the electrical layout of the pins. This not only ensures the consistency of the product's electrical performance, but also significantly improves the reliability and efficiency of production assembly, providing an efficient, precise and economically feasible solution for the automated production of connectors.

[0014] To prevent deformation or damage to the pin housing during automated production, the pin slots are designed to be slightly larger than the pin housing. However, this inevitably reduces the accuracy of directional sorting. Therefore, the lower portion of the insulating housing preferably includes three axially protruding pin housings and auxiliary positioning portions. The auxiliary positioning portions are shorter than the pin housings, and the directional slots of the sorting platform include auxiliary positioning slots that match the auxiliary positioning portions. These auxiliary positioning slots are configured to precisely engage with the auxiliary positioning portions. With this structural design, the pin housings are first inserted into the pin slots, and the fit between the two serves only as pre-positioning. The auxiliary positioning portions are then inserted into the auxiliary positioning slots to precisely position the insulating housing. This prevents deformation of the pin housings while ensuring accurate directional sorting.

[0015] In addition to the insulating shell, the power core assembly system also needs to solve the problem of directional sorting of the insulating cover. Preferably, the technical solution of the present invention also includes an insulating cover loading device, which includes an insulating cover direction sorting structure with a rotating platform and a reflective optical fiber. The insulating cover is placed on the rotating platform and rotates with it. A protruding marking point is provided on the side of the insulating cover, and the reflective optical fiber is emitted from the side to a position on the side of the insulating cover at the same height as the marking point. The rotating platform is configured to stop rotating when the reflective optical fiber detects the marking point.

[0016] In order to solve the second technical problem, the assembly system further includes

[0017] A pin assembly automatic machine configured to assemble a copper connector, a pin and a screw into a pin assembly, and having a pin assembly output device;

[0018] An automatic grounding pin assembly assembly machine configured to assemble a copper connector, a grounding pin, and a screw into a grounding pin assembly, and having a grounding pin assembly output device;

[0019] The finished product assembly automatic machine is arranged adjacent to the pin component assembly automatic machine and the grounding pin component assembly automatic machine. It has a pin component input device and a grounding pin component input device, and is configured to sequentially install the pin component and the grounding pin component into the insulating component and then assemble them into a finished power core product.

[0020] Under this design, the assembly system is assembled in steps. First, the copper connector, pin / grounding pin and screw components are assembled into a pin assembly / grounding pin assembly, and then these components are assembled as a whole with the insulating shell, thus avoiding the problem of coordinating multiple targets at the same time.

[0021] In order to further reduce the number of targets that the assembly system operates simultaneously when assembling the pin assembly, so that the assembly system only needs to operate one component at a time, preferably, the pin assembly automatic machine includes a pin assembly turntable, which has a copper joint carrier, and the position of the copper joint carrier is adapted to the outer contour of the copper joint interface along the tangent of the pin assembly turntable horizontally outward and the screw hole axially upward;

[0022] The pin assembly automatic machine also includes a copper joint loading device, a pin loading device, and a screw loading device, which are arranged around the pin assembly turntable in sequence according to the assembly process. The copper joint loading device loads the copper joint into the copper joint carrier, the pin loading device inserts the pin horizontally into the copper joint interface, and the screw loading device locks the screw into the copper joint from above.

[0023] In order to further reduce the number of targets that the assembly system operates simultaneously when assembling the grounding pin assembly, so that the assembly system only needs to operate one component at a time, preferably, the grounding pin assembly automatic machine includes a grounding pin assembly turntable, which has a copper joint carrier, and the position of the copper joint carrier is adapted to the outer contour of the copper joint interface when the tangent line of the grounding pin assembly turntable is horizontally outward and the screw hole is axially upward;

[0024] The grounding pin assembly automatic machine also includes a copper joint loading device, a grounding pin loading device, and a screw loading device, which are arranged around the grounding pin assembly turntable in sequence according to the assembly process. The copper joint loading device loads the copper joint into the copper joint carrier, the grounding pin loading device inserts the grounding pin horizontally into the copper joint interface, and the screw loading device locks the screw into the copper joint from above.

[0025] In order to further reduce the number of targets that the assembly system operates simultaneously when assembling the finished power core, so that the assembly system only needs to operate one component at a time, preferably, the finished product assembly automatic machine further includes a finished product assembly turntable, which has an insulating shell carrier, and the loading position of the insulating shell carrier is adapted to the outer contour of the insulating shell when the opening is upward;

[0026] The finished product assembly automatic machine includes the insulating shell loading device, the pin assembly input device, the grounding pin assembly input device and the insulating cover loading device, which are arranged around the finished product assembly turntable in sequence according to the assembly process. The insulating shell loading device loads the insulating shell into the insulating shell carrier, the pin assembly input device loads the pin assembly into the corresponding cavity from the upper opening of the insulating shell, the grounding pin assembly input device loads the grounding pin assembly into the corresponding cavity from the upper opening of the insulating shell, and the insulating cover loading device covers the insulating cover onto the upper part of the insulating shell.

[0027] In order to solve the third technical problem, the pin assembly automatic machine and the grounding pin assembly automatic machine each include a screw locking device, and the two screw locking devices are respectively arranged around the pin assembly turntable and the grounding pin assembly turntable, and are arranged after the screw feeding device according to the assembly process;

[0028] The finished product assembly automatic machine includes a screw-removing device, which is arranged around the finished product assembly turntable and is arranged after the insulation cover loading device according to the assembly process;

[0029] Each cavity of the insulating shell has a screw anti-slip portion, and the distance between the screw anti-slip portion and the partition opposite thereto is configured to be the length of the pin assembly of the finished power supply core in the horizontal direction.

[0030] With this structure, tightening the screws in the initial step ensures structural stability of the pin and ground pin assemblies throughout the entire assembly process. Furthermore, the extent of screw withdrawal during the subsequent step is controlled by the screw retaining feature. In the initial step, because the screws are fully tightened, the sockets of the pin and ground pin assemblies are blocked by the overly deep screws, rendering them inoperable. In the subsequent step, the screw retaining feature prevents the screws from being withdrawn. Therefore, during the withdrawal process, the screws remain in place, while the copper connector continues to move in the opposite direction until it contacts the partition. At this point, the screws securely lock the copper connector and pin, preventing them from digging deeper into the sockets.

[0031] In order to detect whether the pin assembly and the grounding pin assembly are deformed after being pressed into the insulating housing, preferably, the finished product assembly automatic machine further includes a CCD detection device, which is arranged after the grounding pin assembly input device.

[0032] In order to assemble the O-ring, preferably, the finished product assembly automatic machine further includes a turning device and an O-ring feeding device, both of which are arranged after the CCD detection device. BRIEF DESCRIPTION OF THE DRAWINGS

[0033] Figure 1 Schematic diagram of the structure of an embodiment of the present invention;

[0034] Figure 2 This is a schematic structural diagram of an automatic pin assembly machine according to an embodiment of the present invention;

[0035] Figure 3 This is a schematic structural diagram of an automatic machine for assembling a ground pin assembly according to an embodiment of the present invention;

[0036] Figure 4Schematic diagrams of the copper connector carrier according to an embodiment of the present invention at different stages of the assembly process, wherein (a) shows the copper connector before being installed in the copper connector carrier, (b) shows the copper connector after being installed in the copper connector carrier; (c) shows the pin after being installed in the copper connector; (d) shows the copper connector after being pre-locked with screws; and (e) shows the copper connector after being tightened with screws.

[0037] Figure 5 This is a schematic structural diagram of a finished product assembly automatic machine according to an embodiment of the present invention;

[0038] Figure 6 A schematic diagram of a direction sorting structure of an insulating housing according to an embodiment of the present invention;

[0039] Figure 7 Schematic diagram of the structure of the sorting platform according to an embodiment of the present invention;

[0040] Figure 8 A schematic diagram of a direction sorting structure of an insulating cover according to an embodiment of the present invention;

[0041] Figure 9 This is a schematic structural diagram of a power supply core according to an embodiment of the present invention;

[0042] Figure 10 A schematic diagram of the lower portion of a power supply core according to an embodiment of the present invention;

[0043] Figure 11 This is a schematic diagram of the structure of the power supply core in an embodiment of the present invention with the screws not removed;

[0044] Figure 12 This is a schematic diagram of the structure of the power supply core in an embodiment of the present invention with the screws removed. DETAILED DESCRIPTION

[0045] The present invention will be described in further detail below with reference to the accompanying drawings and embodiments.

[0046] like Figures 1 to 12 As shown, it is a preferred embodiment of an assembly system of a power core of the present invention.

[0047] This embodiment includes a pin assembly automatic machine 1000A, a ground pin assembly automatic machine 1000B and a finished product assembly automatic machine 2000. Figure 1As shown. The pin assembly robot 1000A is configured to assemble the copper connector 3110, the pin 3120A, and the screw 3130 into the pin assembly 3100A, and has a pin assembly output device 1100A. The grounding pin assembly robot 1000B is configured to assemble the copper connector 3110, the grounding pin 3120B, and the screw 3130 into the grounding pin assembly 3100B, and has a grounding pin assembly output device 1100B. The finished product assembly robot 2000 is located adjacent to the pin assembly robot 1000A and the grounding pin assembly robot 1000B. It has a pin assembly input device 2100A and a grounding pin assembly input device 2100B, and is configured to sequentially install the pin assembly 3100A and the grounding pin assembly 3100B into the insulation assembly 3200, and then assemble them into the finished power supply core 3000. The pin assembly input device 2100A is used to receive the pin assembly 3100A output from the pin assembly output device 1100A and install it into the insulating shell 3210. The grounding pin assembly input device 2100B is used to receive the grounding pin assembly 3100B output from the grounding pin assembly output device 1100B and install it into the insulating shell 3210.

[0048] Under this design, the assembly system is assembled in steps. First, the copper connector 3110, the pin 3120A / the grounding pin 3120B and the screw 3130 are assembled into the pin assembly 3100A / the grounding pin assembly 3100B, and then these components are assembled as a whole with the insulating shell 3210, thus avoiding the problem of coordinating multiple targets at the same time.

[0049] In order to further reduce the number of targets operated simultaneously by the assembly system when assembling the pin assembly 3100A, so that the assembly system only needs to operate one component at a time, the pin assembly automatic machine 1000A is as follows: Figure 2 As shown, it includes a pin assembly turntable 1200A, which has a copper connector carrier 1210. The position of the copper connector carrier 1210 is adapted to the outer contour of the socket 3111 of the copper connector 3110 when the tangent line of the pin assembly turntable 1200A is horizontally outward and the screw hole is axially upward. Figure 4As shown in (a), the automatic pin assembly machine 1000A also includes a copper connector loading device 1300, a pin loading device 1400A, and a screw loading device 1500, which are arranged around the pin assembly turntable 1200A in sequence according to the assembly process. The copper connector loading device 1300 loads the copper connector 3110 into the copper connector carrier 1210, the pin loading device 1400A horizontally inserts the pin 3120A into the socket 3111 of the copper connector 3110, and the screw loading device 1500 screws the screw 3130 into the copper connector 3110 from above. In addition, a detection device is provided after each process in this embodiment to detect whether the previous process is complete, thereby effectively ensuring product quality while completing the automatic assembly.

[0050] The specific working process of the pin assembly automatic machine 1000A is as follows: the copper connector loading device 1300 automatically loads the copper connector 3110 into the copper connector carrier 1210. Figure 4 As shown in (b); the pin loading device 1400A automatically loads the pin 3120A and loads it horizontally into the copper connector 3110, as shown in Figure 4 As shown in (c); the pin detection device 1600A detects whether the pin 3120A is installed in the copper connector 3110; the screw feeding device 1500 automatically feeds the screw 3130 and pre-locks it into the copper connector 3110, as shown in FIG. Figure 4 As shown in (d); the screw locking device 1700 locks the screw 3130 into the deepest part of the copper joint 3110 and simultaneously detects whether the screw 3130 is installed, as shown in FIG. Figure 4 As shown in (e); the pin component output device 1100A automatically transfers the pin component 3100A to the finished product assembly automatic machine 2000 and simultaneously removes defective products from the previous process; the pin component discharge device 1800A automatically discharges the defective pin component 3100A.

[0051] Grounding pin assembly automatic machine 1000B Figure 3As shown, the grounding pin assembly assembly turntable 1200B includes a copper connector carrier 1210. The positioning of the copper connector carrier 1210 matches the outer contour of the socket 3111 of the copper connector 3110 when the socket 3111 is oriented horizontally outward along a tangent line of the grounding pin assembly turntable 1200B and the screw hole is oriented axially upward. The grounding pin assembly robot 1000B also includes a copper connector loading device 1300, a grounding pin loading device 1400B, and a screw loading device 1500, which are sequentially arranged around the grounding pin assembly turntable 1200B according to the assembly process. The copper connector loading device 1300 loads the copper connector 3110 into the copper connector carrier 1210. The grounding pin loading device 1400B horizontally inserts the grounding pin 3120B into the socket 3111 of the copper connector 3110. The screw loading device 1500 locks the screw 3130 into the copper connector 3110 from above. A detection device is set up after each process to detect whether the previous process is assembled. This can better ensure product quality while completing automatic assembly.

[0052] The specific working process of the grounding pin assembly automatic machine 1000B is as follows: the copper joint loading device 1300 automatically loads the copper joint 3110 into the copper joint carrier 1210; the grounding pin loading device 1400B automatically loads the grounding pin 3120B and horizontally installs it into the copper joint 3110; the grounding pin detection device 1600B detects whether the grounding pin 3120B is installed in the copper joint 3110; the screw loading device 1500 automatically loads the screw 3130 and pre-locks it into the copper joint 3110; the screw locking device 1700 locks the screw 3130 into the deepest part of the copper joint 3110 and simultaneously detects whether the screw 3130 is installed; the grounding pin assembly output device 1100B automatically transfers the grounding pin assembly 3100B to the finished product assembly automatic machine 2000 and simultaneously eliminates defective products from the previous process; the grounding pin assembly discharge device 1800B automatically discharges defective grounding pin assemblies 3100B.

[0053] Finished product assembly automatic machine 2000 Figure 5As shown, it includes a finished product assembly turntable 2200, which has an insulating shell carrier 2210, and the loading position of the insulating shell carrier 2210 is adapted to the outer contour of the insulating shell 3210 when the opening is upward. The finished product assembly machine 2000 includes an insulating housing loading device 2300, a pin assembly input device 2100A, a grounding pin assembly input device 2100B, and an insulating cover loading device 2400, which are arranged around the finished product assembly turntable 2200 in sequence according to the assembly process. The insulating housing loading device 2300 loads the insulating housing 3210 into the insulating housing carrier 2210. The pin assembly input device 2100A loads the pin assembly 3100A into the corresponding cavity 3211 through the top opening of the insulating housing 3210. The grounding pin assembly input device 2100B loads the grounding pin assembly 3100B into the corresponding cavity 3211 through the top opening of the insulating housing 3210. The insulating cover loading device 2400 installs the insulating cover 3220 onto the top of the insulating housing 3210. An inspection device is installed after each process to check whether the previous process is complete, effectively ensuring product quality while completing the automated assembly. To detect deformation of the pin assembly 3100A and ground pin assembly 3100B after being pressed into the insulating housing 3210, the finished product assembly machine 2000 is equipped with a CCD detection device 2500, located after the ground pin assembly input device 2100B. To assemble the O-ring 3230, the finished product assembly machine 2000 is also equipped with a turning device 2600 and an O-ring loading device 2700 after the CCD detection device 2500.

[0054] Insulation shell loading device 2300 Figure 6 and 7 As shown, it includes an insulating shell 3210 direction sorting structure with a sorting platform 2310 and a rotating mechanical claw 2320. The sorting platform 2310 has an orientation groove 2311 that matches the outer contour of the lower part of the insulating shell 3210. The rotating mechanical claw 2320 grabs the insulating shell 3210 and rotates it down into the orientation groove 2311 of the sorting platform 2310. Figure 9 and 10 As shown, the lower portion of the insulating housing 3210 has three pin housing portions 3212 for guiding and protecting the pins. The shape and layout of the three pin housing portions 3212 are configured to form a non-centrally symmetrical cross-section of the lower portion of the insulating housing 3210. The orientation slot 2311 of the sorting platform 2310 includes three pin slots 2312 that match the three pin housing portions 3212.

[0055] This structural design ensures that after the rotating mechanical claw 2320 completes its grasping and rotation, the insulating housing 3210 can fully engage the orientation slot 2311 only when it has rotated to the target angle. The unique fit between the insulating housing 3210 and the orientation slot 2311 ensures precise alignment of the pin 3120A with the cavity 3211 during automated assembly. Furthermore, this innovative solution is fully compatible with existing connector standards, requiring only adjustments to the structural design of the insulating housing 3210, without altering the electrical layout of the pins. This ensures consistent electrical performance while significantly improving the reliability and efficiency of production assembly, providing an efficient, precise, and cost-effective solution for automated connector production.

[0056] In order to prevent the pin housing portion 3212 from being deformed or damaged during automatic production, the pin slot 2312 is designed to be slightly larger than the pin housing portion 3212. However, this will inevitably lead to a decrease in the accuracy of direction sorting. Figure 10 As shown, the lower portion of the improved insulating housing 3210 of this embodiment has three axially protruding pin housing portions 3212 and auxiliary positioning portions 3213. The auxiliary positioning portions 3213 are shorter than the pin housing portions 3212. The orientation slots 2311 of the sorting platform 2310 include auxiliary positioning slots 2313 that match the auxiliary positioning portions 3213. The auxiliary positioning slots 2313 are configured to precisely engage with the auxiliary positioning portions 3213. With this structural design, the pin housing portions 3212 are first inserted into the pin slots 2312. The engagement between the two serves only as pre-positioning. The auxiliary positioning portions 3213 are then inserted into the auxiliary positioning slots 2313 to precisely position the insulating housing 3210. This prevents deformation of the pin housing portions 3212 while ensuring accuracy in directional sorting.

[0057] In addition to the insulating shell 3210, this embodiment also needs to solve the direction sorting problem of the insulating cover 3220. Therefore, the insulating cover loading device 2400 of this embodiment includes an insulating cover direction sorting structure having a rotating platform 2410 and a reflecting optical fiber 2420. The insulating cover 3220 is placed on the rotating platform 2410 and rotates with it. A protruding identification point 3221 is provided on the side of the insulating cover 3220. The reflecting optical fiber 2420 is emitted from the side to the side of the insulating cover 3220 at the same height as the identification point 3221. The rotating platform 2410 is configured to stop rotating when the reflecting optical fiber 2420 detects the identification point 3221.

[0058] The finished product assembly automatic machine 2000 includes a screw removal device 2800, which is arranged around the finished product assembly turntable 2200 and is arranged after the insulation cover loading device 2400 according to the assembly process. Figure 11 and 12As shown, each cavity 3211 of the insulating housing 3210 has a screw retaining portion 3214. The distance between the screw retaining portion 3214 and the corresponding cavity partition 3215 is configured to be the horizontal length of the pin assembly 3100A of the finished power supply core 3000. With this structure, tightening the screws 3130 in the initial step ensures the structural stability of the pin assembly 3100A and the grounding pin assembly 3100B throughout the entire assembly process. Furthermore, the extent of screw removal can be controlled by the screw retaining portion 3214 during the subsequent step. In the forward step, since the screw 3130 is completely tightened, the sockets 3111 of the pin assembly 3100A and the grounding pin assembly 3100B are blocked by the screw 3130 that is too deep and cannot be used normally. In the backward step, the screw 3130 cannot be removed outward due to the obstruction of the screw anti-detachment portion 3214. Therefore, during the process of retracting the screw 3130, the position of the screw 3130 remains unchanged, and the copper joint 3110 continues to move in the opposite direction until it is against the cavity partition 3215. At this time, the state of the screw 3130 just locks the copper joint 3110 and the pin 3120A without going deep into the socket 3111.

[0059] The specific working process of the finished product assembly automatic machine 2000 is as follows: the insulating shell loading device 2300 automatically loads the insulating shell 3210 and automatically sorts the direction and then loads it into the insulating shell carrier 2210; the insulating shell detection device 2910 detects whether the insulating shell 3210 is loaded into the insulating shell carrier 2210; the insulating shell pressing device 2920 presses the insulating shell 3210 into the insulating shell carrier 2210; the pin assembly input device 2100A automatically loads the pin assembly 3100A into the cavity 3211 of the insulating shell 3210; the grounding pin assembly input device 2100B automatically loads the grounding pin assembly 3100B into the cavity 3211 of the insulating shell 3210; the pin and grounding pin pressing device 2930 presses the pin assembly 3100A and The grounding pin assembly 3100B is pressed into the insulating housing 3210; the CCD detection device 2500 detects whether the pin assembly 3100A and the grounding pin assembly 3100B are deformed when pressed into the insulating housing 3210; the insulating cover loading device 2400 automatically loads the insulating cover 3220 and pre-installs it into the insulating housing 3210 after automatically sorting the direction; the insulating cover pressing device 2940 presses the insulating cover 3220 into the insulating housing 3210; the screw withdrawal device 2800 withdraws the screw 3130 and simultaneously detects whether it is withdrawn into place; the flipping device 2600 flips the insulating housing 3210; the O-ring loading device 2700 automatically loads the O-ring 3230 and automatically puts it on the outside of the insulating housing 3210; the finished product discharge device 2950 discharges good and defective products.

Claims

1. A power core assembly system, characterized in that: The invention comprises an insulating shell loading device (2300), which comprises an insulating shell (3210) directional sorting structure having a sorting platform (2310) and a rotating mechanical claw (2320), wherein the sorting platform (2310) has an orientation groove (2311) matching the outer contour of the lower part of the insulating shell (3210), and the rotating mechanical claw (2320) grabs the insulating shell (3210) and rotates it down into the orientation groove (2311) of the sorting platform (2310); The lower portion of the insulating housing (3210) has three pin housing portions (3212) for guiding and protecting the pins, and the shapes and layout of the three pin housing portions (3212) are configured so that the cross section of the lower portion of the insulating housing (3210) is a non-centrally symmetrical pattern; The orientation slot (2311) of the sorting platform (2310) includes three pin slots (2312) that match the three pin housing parts (3212).

2. The power core assembly system according to claim 1, characterized in that: The lower part of the insulating shell (3210) has three axially protruding pin shell parts (3212) and auxiliary positioning parts (3213), the height of the auxiliary positioning parts (3213) is smaller than the pin shell parts (3212), and the orientation groove (2311) of the sorting platform (2310) includes an auxiliary positioning groove (2313) that matches the auxiliary positioning part (3213), and the auxiliary positioning groove (2313) is configured to be able to be tightly plugged into the auxiliary positioning part (3213).

3. The power core assembly system according to claim 2, characterized in that: The invention also includes an insulating cover loading device (2400), wherein the insulating cover loading device (2400) includes an insulating cover direction sorting structure having a rotating platform (2410) and a reflecting optical fiber (2420), wherein the insulating cover (3220) is placed on the rotating platform (2410) and rotates with the rotating platform, and a protruding marking point (3221) is provided on the side of the insulating cover (3220), and the reflecting optical fiber (2420) is emitted from the side to a position on the side of the insulating cover (3220) at the same height as the marking point (3221), and the rotating platform (2410) is configured to stop rotating when the reflecting optical fiber (2420) detects the marking point (3221).

4. The power core assembly system according to claim 3, characterized in that: The assembly system further comprises a pin assembly assembly automatic machine (1000A) configured to assemble the copper connector (3110), the pin (3120A) and the screw (3130) into a pin assembly (3100A), and having a pin assembly output device (1100A); A grounding pin assembly automatic machine (1000B) is configured to assemble a copper connector (3110), a grounding pin (3120B) and a screw (3130) into a grounding pin assembly (3100B), and has a grounding pin assembly output device (1100B); The finished product assembly automatic machine (2000) is arranged adjacent to the pin assembly automatic machine (1000A) and the grounding pin assembly automatic machine (1000B), and has a pin assembly input device (2100A) and a grounding pin assembly input device (2100B), and is configured to sequentially install the pin assembly (3100A) and the grounding pin assembly (3100B) into the insulating assembly (3200) and then assemble them into a finished power supply core (3000).

5. The power core assembly system according to claim 4, characterized in that: The pin assembly automatic machine (1000A) comprises a pin assembly assembly turntable (1200A) having a copper joint carrier (1210), wherein the position of the copper joint carrier (1210) is adapted to the outer contour of the socket (3111) of the copper joint (3110) when the socket (3111) is horizontally outward along the tangent of the pin assembly assembly turntable (1200A) and the screw hole is axially upward; The pin assembly automatic machine (1000A) further comprises a copper joint loading device (1300), a pin loading device (1400A), and a screw loading device (1500) which are sequentially arranged around the pin assembly turntable (1200A) according to the assembly process. The copper joint loading device (1300) loads the copper joint (3110) into the copper joint carrier (1210), the pin loading device (1400A) inserts the pin (3120A) horizontally into the socket (3111) of the copper joint (3110), and the screw loading device (1500) locks the screw (3130) into the copper joint (3110) from above.

6. The power core assembly system according to claim 5, characterized in that: The grounding pin assembly automatic machine (1000B) comprises a grounding pin assembly turntable (1200B) having a copper joint carrier (1210), wherein the position of the copper joint carrier (1210) is adapted to the outer contour of the socket (3111) of the copper joint (3110) when the socket (3111) is horizontally outward along the tangent of the grounding pin assembly turntable (1200B) and the screw hole is axially upward; The grounding pin assembly automatic machine (1000B) further comprises a copper joint loading device (1300), a grounding pin loading device (1400B), and a screw loading device (1500) which are sequentially arranged around the grounding pin assembly turntable (1200B) according to the assembly process. The copper joint loading device (1300) loads the copper joint (3110) into the copper joint carrier (1210), the grounding pin loading device (1400B) horizontally inserts the grounding pin (3120B) into the socket (3111) of the copper joint (3110), and the screw loading device (1500) locks the screw (3130) into the copper joint (3110) from above.

7. The power core assembly system according to claim 6, characterized in that: The finished product assembly automatic machine (2000) further comprises a finished product assembly turntable (2200) having an insulating shell carrier (2210), wherein the position of the insulating shell carrier (2210) is adapted to the outer contour of the insulating shell (3210) when the opening is upward; The finished product assembly automatic machine (2000) comprises the insulating housing loading device (2300), the pin assembly input device (2100A), the grounding pin assembly input device (2100B), and the insulating cover loading device (2400), which are sequentially arranged around the finished product assembly turntable (2200) according to the assembly process. The insulating housing loading device (2300) loads the insulating housing (3210) into the insulating housing carrier (2210). The pin assembly input device (2100A) installs the pin assembly (3100A) into the corresponding cavity (3211) from the upper opening of the insulating shell (3210), the grounding pin assembly input device (2100B) installs the grounding pin assembly (3100B) into the corresponding cavity (3211) from the upper opening of the insulating shell (3210), and the insulating cover loading device (2400) covers the insulating cover (3220) on the upper part of the insulating shell (3210).

8. The power core assembly system according to claim 7, characterized in that: The pin assembly automatic machine (1000A) and the grounding pin assembly automatic machine (1000B) each include a screw locking device (1700), and the two screw locking devices (1700) are respectively arranged around the pin assembly assembly turntable (1200A) and the grounding pin assembly turntable (1200B), and are arranged behind the screw feeding device (1500) according to the assembly process; The finished product assembly automatic machine (2000) includes a screw removal device (2800), which is arranged around the outside of the finished product assembly turntable (2200) and is arranged after the insulation cover loading device (2400) according to the assembly process; Each cavity (3211) of the insulating shell (3210) has a screw anti-slip portion (3214), and the distance between the screw anti-slip portion (3214) and the cavity partition (3215) opposite thereto is configured to be the length of the pin assembly (3100A) of the finished power supply core (3000) in the horizontal direction.

9. The power core assembly system according to claim 4, characterized in that: The finished product assembly automatic machine (2000) further comprises a CCD detection device (2500) which is arranged behind the grounding pin assembly input device (2100B).

10. The power core assembly system according to claim 9, characterized in that: The finished product assembly automatic machine (2000) further comprises a turning device (2600) and an O-ring loading device (2700), both of which are arranged after the CCD detection device (2500).

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