PCBA (Printed Circuit Board Assembly) online board splitting and carrier loading and unloading device

By designing an automated PCBA online partition and vehicle loading and unloading device, the fatigue and damage caused by manual disassembly of PCB boards is solved, and efficient and accurate partitioning and loading and unloading processes are achieved, improving production efficiency and product quality.

CN223261717UActive Publication Date: 2025-08-22GREE ELECTRIC APPLIANCES CHONGQING +1
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Patent Information

Application Number
CN202422438228.0
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-10-09
Publication Date
2025-08-22
Estimated Expiration
2034-10-09

AI Technical Summary

Technical Problem

During the production process of existing motor-controlled PCB boards, manual splitting of PCB boards causes employees to be tired, reduce efficiency, increase labor intensity, and may cause damage to components, and frequent turn and handling waste time.

Method used

Design a PCBA online plate partition and vehicle loading and unloading device, including a frame, online plate partition mechanism, a conveying and loading vehicle mechanism, a translation and conveying mechanism and a take-out mechanism, to realize automated plate partition and vehicle loading and unloading, reduce manual operations, and through a partition structure composed of a clamp breaking plate assembly, a roof plate assembly and push plate assembly, it combines cylinder and motor drive to achieve automated operation.

Benefits of technology

It realizes automatic plate separation and vehicle loading and unloading, reduces manual operation frequency, reduces component damage, improves production efficiency, reduces labor intensity and time waste, and improves processing accuracy and consistency.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses a PCBA (Printed Circuit Board Assembly) on-line board splitting and carrier loading and unloading device, which comprises a rack, an on-line board splitting mechanism, a carrier conveying and loading mechanism, a translation conveying mechanism, a backflow mechanism and a taking-out mechanism, the on-line board dividing mechanism, the carrier conveying and loading mechanism, the translation conveying mechanisms, the backflow mechanism and the taking-out mechanism are connected to the rack, and the translation conveying mechanisms are placed on the two sides of the backflow mechanism respectively. By means of the device, automatic board splitting and carrier loading, unloading and backflow can be achieved, the frequency and intensity of manual operation are reduced, damage to electronic components is reduced, and labor intensity and time waste are reduced.
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Description

Technical Field

[0001] The utility model relates to the technical field of PCBA processing devices, in particular to a PCBA online board separation and carrier loading and unloading device. Background Art

[0002] The motor control PCB production process utilizes a panelized structure. To meet the technical requirements of wave soldering, the first step in production requires manual disassembly of the PCB, using specialized disassembly tooling. The disassembled PCBs are then loaded into carriers, secured by rotation and snapping. The carriers are then transported via a chain assembly line to a wave soldering furnace for automated soldering. Once soldering is complete, the carriers are manually disassembled and automatically transported back to the first step via a reflow line.

[0003] However, this mode requires long periods of repetitive operations, which can easily lead to employee fatigue, thereby reducing work efficiency and increasing labor intensity; manual disassembly may cause uneven force on the PCB board, thereby damaging the electronic components; manual workers frequently turn and move during disassembly, loading into carriers, and disassembly, increasing unnecessary labor intensity and wasting time.

[0004] Therefore, it is necessary to design a new device to realize automatic panel separation and carrier loading and unloading reflow, reduce the frequency and intensity of manual operation, reduce damage to electronic components, and reduce labor intensity and time waste. Utility Model Content

[0005] The purpose of the utility model is to overcome the defects of the prior art and provide a PCBA online board separation and carrier loading and unloading device.

[0006] In order to solve the above technical problems, the purpose of the present utility model is achieved through the following technical solutions: providing a PCBA online panel separation and carrier loading and unloading device, including a frame, an online panel separation mechanism, a conveying and loading carrier mechanism, a translation conveying mechanism, a reflow mechanism and a removal mechanism, wherein the online panel separation mechanism, the conveying and loading carrier mechanism, the translation conveying mechanism, the reflow mechanism and the removal mechanism are respectively connected to the frame, and the translation conveying mechanism is respectively placed on both sides of the reflow mechanism.

[0007] A further technical solution is as follows: the online panel separation mechanism includes a first transmission line and a panel separation structure, the first transmission line is connected to the frame, and the panel separation structure is connected to the frame.

[0008] Its further technical solution is: the plate splitting structure includes two symmetrically arranged clamping plate bending assemblies, a top plate assembly, a pressure plate assembly and a push plate assembly, the push plate assembly is connected to one side of the first conveyor line, the clamping plate bending assembly is connected to the frame, the top plate assembly is located between the two clamping plate bending assemblies, and the top plate assembly is connected to the frame; the pressure plate assembly is located on the side of the clamping plate bending assembly close to the first conveyor line, and the pressure plate assembly is connected to the first conveyor line.

[0009] Its further technical solution is: the splint breaking plate assembly includes a breaking plate rotating cylinder mounting plate, a breaking plate rotating cylinder, a splint finger cylinder connecting plate and a splint finger cylinder, the breaking plate rotating cylinder mounting plate is connected to the frame, the breaking plate rotating cylinder is connected to the breaking plate rotating cylinder mounting plate, the splint finger cylinder connecting plate is connected to the breaking plate rotating cylinder, and the splint finger cylinder is connected to the splint finger cylinder connecting plate.

[0010] Its further technical solution is: the conveying and loading carrier mechanism includes a second conveying line, a first carrier lifting assembly, a first carrier translation assembly, a tinning carrier assembly, a plate mounting plate and a first translation cylinder mounting bracket; the second conveying line is connected to the frame; the first carrier translation assembly is connected to the frame through the first translation cylinder mounting bracket; the first carrier translation assembly is connected to the first carrier lifting assembly; the first carrier lifting assembly is connected to the plate mounting plate; the tinning carrier assembly is connected below the plate mounting plate; the second conveying line is located below the tinning carrier assembly.

[0011] Its further technical solution is: the tin loading carrier assembly includes two symmetrically arranged first push-button cylinders, a first push rod mounting plate, a first push rod, a first suction cup mounting rod, a first suction nozzle, a first turn-button rotating cylinder, a first clamp cylinder connecting plate, a first clamp cylinder and a first turn-button clamp plate, and the two first push-button cylinders are respectively connected to the bottom of the plate mounting plate; each first push-button cylinder is connected to the first push rod mounting plate, and the first push rod is connected to the bottom of the first push rod mounting plate; the upper end of the first suction cup mounting rod is connected to the plate mounting plate, and the lower end of the first suction cup mounting rod is connected to the first suction nozzle; the first turn-button rotating cylinder is connected to the first clamp cylinder through the first clamp cylinder connecting plate, the clamp cylinder is connected to the first turn-button clamp plate, and the first turn-button rotating cylinder is connected to the plate mounting plate.

[0012] Its further technical solution is: the translation transmission mechanism includes a slide rail, a slider, a motor bracket plate, a driven wheel mounting plate, a driving wheel, a transplanting motor, a synchronous belt, a third transmission line, a limit bracket, a drag chain and a travel limit plate; the slide rail is connected to the frame, the slider is connected to the slide rail, and the motor bracket plate and the driven wheel mounting plate are installed in the frame; the driving wheel is installed above the motor bracket plate, and the transplanting motor is installed below the motor bracket plate, and the transplanting motor is connected to the driving wheel; the driven wheel is installed above the driven wheel mounting plate, and the driven wheel and the driving wheel are respectively connected to the synchronous belt, and the synchronous belt is connected to the third transmission line; one end of the slide rail is connected to the limit bracket, the tail end of the drag chain is connected to the frame, the head end of the drag chain is connected to the third transmission line, and one side of the third transmission line is connected to the travel limit plate.

[0013] Its further technical solution is: the taking-out mechanism includes a tin-removing carrier assembly, a fourth conveyor line, a second translation cylinder mounting bracket, a second carrier translation assembly, a second carrier lifting assembly and a plate-removing mounting plate; the fourth conveyor line is connected to the frame, the second carrier translation assembly is installed on the frame through the second translation cylinder mounting bracket, the second carrier lifting assembly is connected to the second carrier translation assembly; the second carrier lifting assembly is connected to the plate-removing mounting plate; the tin-removing carrier assembly is connected to the plate-removing mounting plate; the fourth conveyor line is located below the tin-removing carrier assembly.

[0014] Its further technical solution is: the tin-removing carrier assembly includes a single-rod cylinder fixing seat, a single-rod cylinder, a sliding structure, a connecting plate, a round rod, a second push rod, a second suction cup mounting rod, a second suction nozzle, a second rotating and pressing buckle rotating cylinder, a second clamp cylinder connecting plate, a second clamp cylinder and a second rotating buckle clamp; the single-rod cylinder fixing seat is connected to the plate taking mounting plate, and the single-rod cylinder is connected to the single-rod cylinder fixing seat; the single-rod cylinder is connected to the round rod; two symmetrically arranged connecting plates are connected to the round rod, and the sliding structure is installed on the connecting plate, and the sliding structure is connected to the plate taking mounting plate, and the second push rod is connected to the bottom of the connecting plate, and the upper end of the second suction cup mounting rod is connected to the plate taking mounting plate; the lower end of the second suction cup mounting rod is connected to the second suction nozzle, and the second rotating and pressing buckle rotating cylinder is connected to the second clamp cylinder through the second clamp cylinder connecting plate, and the second clamp cylinder is connected to the second rotating buckle clamp; the second rotating and pressing buckle rotating cylinder is connected to the plate taking mounting plate.

[0015] A further technical solution is: the second carrier translation assembly includes a second three-axis translation cylinder, and the second three-axis translation cylinder is connected to the second translation cylinder mounting bracket.

[0016] Compared with the prior art, the present invention has the following advantages: the present invention comprises a frame, an online panel separation mechanism, a carrier loading and conveying mechanism, a translational conveying mechanism, a reflow mechanism, and a removal mechanism. Each mechanism is connected to the frame to achieve automated operation. Translational conveying mechanisms are provided on both sides of the reflow mechanism to automatically complete online panel separation, loading of tinned carriers, movement and removal of panel separations, and reflow of tinned carriers. This achieves automated panel separation and carrier loading and unloading, reduces the frequency and intensity of manual operations, minimizes damage to electronic components, and reduces labor intensity and time waste.

[0017] The present invention will be further described below with reference to the accompanying drawings and specific embodiments. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the following briefly introduces the drawings required for use in the description of the embodiments. Obviously, the drawings described below are some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative work.

[0019] Figure 1 A schematic diagram of the three-dimensional structure of a PCBA online panel separation and carrier loading and unloading device provided in an embodiment of the present invention;

[0020] Figure 2 A schematic diagram of the main structure of a PCBA online panel separation and carrier loading and unloading device provided by an embodiment of the present utility model;

[0021] Figure 3 Schematic diagram of the three-dimensional structure of the online panel separation mechanism provided by the embodiment of the utility model Figure 1 ;

[0022] Figure 4 Schematic diagram of the three-dimensional structure of the online panel separation mechanism provided by the embodiment of the utility model Figure 2 ;

[0023] Figure 5 A schematic diagram of the main structure of the online panel separation mechanism provided by an embodiment of the present utility model;

[0024] Figure 6 A schematic diagram of the three-dimensional structure of the split-board structure provided by an embodiment of the present utility model;

[0025] Figure 7 A schematic diagram of the main structure of the split panel structure provided by an embodiment of the present utility model;

[0026] Figure 8 A schematic top view of the split-plate structure provided in an embodiment of the present utility model;

[0027] Figure 9 Schematic diagram of the three-dimensional structure of the conveying and loading carrier mechanism provided in the embodiment of the utility model Figure 1 ;

[0028] Figure 10 Schematic diagram of the three-dimensional structure of the conveying and loading carrier mechanism provided in the embodiment of the utility model Figure 2 ;

[0029] Figure 11 A schematic diagram of the main structure of the conveying and loading carrier mechanism provided by an embodiment of the present utility model;

[0030] Figure 12 A schematic diagram of the three-dimensional structure of a tin-loading carrier assembly provided by an embodiment of the present utility model;

[0031] Figure 13 A schematic diagram of the main structure of the tin-loading carrier assembly provided by an embodiment of the present utility model;

[0032] Figure 14 A schematic diagram of the three-dimensional structure of the translation transmission mechanism provided in an embodiment of the present utility model;

[0033] Figure 15 A schematic diagram of the main structure of the translation transmission mechanism provided by an embodiment of the utility model;

[0034] Figure 16 A schematic diagram of the three-dimensional structure of the reflux mechanism provided in an embodiment of the present utility model;

[0035] Figure 17 A schematic diagram of the main structure of the reflux mechanism provided in an embodiment of the present utility model;

[0036] Figure 18 Schematic diagram of the three-dimensional structure of the removal mechanism provided in the embodiment of the utility model Figure 1 ;

[0037] Figure 19 Schematic diagram of the three-dimensional structure of the removal mechanism provided in the embodiment of the utility model Figure 2 ;

[0038] Figure 20 A schematic diagram of the main structure of the removal mechanism provided in an embodiment of the utility model;

[0039] Figure 21 A side structural diagram of a take-out mechanism provided in an embodiment of the present utility model;

[0040] Figure 22 A schematic diagram of the three-dimensional structure of a tin removal carrier assembly provided by an embodiment of the present invention;

[0041] Figure 23A schematic diagram of the main structure of the tin removal carrier assembly provided by an embodiment of the present invention;

[0042] Figure 24 A side structural diagram of a tin removal carrier assembly provided by an embodiment of the present invention;

[0043] Description of the symbols in the figure:

[0044] 1. Online panel separation mechanism; 2. Conveyor loading mechanism; 3. Translational conveyor mechanism; 4. Reflow mechanism; 5. Rack; 6. Take-out mechanism; 7. First chain conveyor line; 8. Panel separation structure; 9. Panel breaking rotary cylinder mounting plate; 10. Panel breaking rotary cylinder; 11. Clamping finger cylinder connecting plate; 12. Clamping finger cylinder; 13. Panel breaking limit plate; 14. Upper limit cylinder; 15. Panel separation upper limit bracket; 17. Pusher head assembly; 18. Pusher telescopic cylinder; 19. Pusher belt; 20. Pusher slide rail slider; 21. Pusher mounting bracket; 22. Pusher mounting block; 23. , driven pulley; 24, slide rail slider structure; 25, locking nut; 26, blocking cylinder mounting plate; 27, blocking cylinder; 28, push plate motor; 30, driving pulley; 32, second chain transmission line; 33, first three-axis translation cylinder; 34, first lifting cylinder connecting plate; 35, first three-axis lifting cylinder; 36, mounting plate; 37, tinning carrier assembly; 38, first push rod; 39, first push rod mounting plate; 40, first suction cup mounting rod; 41, first push-button cylinder; 42, first suction nozzle; 43, first pressing-button rotating cylinder; 44, first clamp Cylinder connecting plate; 45, first clamp cylinder; 46, first turnbuckle clamp plate; 47, drag chain; 48, third transmission line; 49, slide rail; 50, synchronous belt; 51, limit bracket; 52, driving wheel; 53, motor bracket plate; 54, transplanting motor; 55, driven wheel mounting plate; 56, driven wheel; 57, slider; 59, belt line; 60, guide limit plate; 61, fourth transmission line; 62, second translation cylinder mounting bracket; 63, second three-axis translation cylinder; 64, second lifting cylinder connecting plate; 65, second three-axis lifting cylinder; 66, remove the tin carrier assembly ;67. Single-rod cylinder fixing seat;68. Single-rod cylinder;69. Connecting plate;70. Sliding structure;71. Round rod;72. Second suction cup mounting rod;73. Second suction nozzle;74. Second rotary pressure buckle rotating cylinder;75. ​​Second clamp cylinder connecting plate;76. Second clamp cylinder;77. Second rotary buckle clamping plate;78. Top plate cylinder bracket;79. Top plate cylinder;80. Top plate silicone head;81. First translation cylinder mounting bracket;82. Travel limit plate;83. Plate removal mounting plate;84. Second push rod;85. Tinning carrier;86. Large pressure plate buckle;87. Small pressure plate buckle. DETAILED DESCRIPTION

[0045] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0046] It will be understood that when used in this specification and the appended claims, the terms “comprises” and “comprising” indicate the presence of described features, integers, steps, operations, elements and / or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components and / or groups thereof.

[0047] It should also be understood that the terms used in this utility model specification are only for the purpose of describing specific embodiments and are not intended to limit the utility model. As used in this utility model specification and the appended claims, the singular forms "a", "an" and "the" are intended to include plural forms unless the context clearly indicates otherwise.

[0048] It should be further understood that the term “and / or” used in the present specification and the appended claims refers to any and all possible combinations of one or more of the associated listed items, and includes these combinations.

[0049] The current production process for motor control PCBs begins with manual disassembly and loading of the PCBs onto carriers. These are then transported via a chain assembly line to a wave soldering furnace for soldering. This model causes fatigue, reduces work efficiency, and increases labor intensity. It can also cause uneven stress on the PCBs, potentially damaging electronic components. Frequent turning and handling also increases unnecessary labor intensity and wastes time.

[0050] To this end, an embodiment of the present invention mentions a PCBA online panel separation and carrier loading and unloading device to realize automated panel separation and carrier loading and unloading reflow, reduce the frequency and intensity of manual operations, reduce damage to electronic components, and reduce labor intensity and time waste.

[0051] Specifically, the PCBA online panel separation and carrier loading and unloading device consists of a frame 5, an online panel separation mechanism 1, a conveying and loading carrier mechanism 2, a translation conveying mechanism 3, a reflow mechanism 4 and a removal mechanism 6, and each part is interconnected to realize automated operation. The online panel separation mechanism 1 includes a transmission line and a panel separation structure 8, the latter of which is composed of a clamping plate breaking assembly, a top plate assembly, etc. to realize the panel separation function. The conveying and loading carrier mechanism 2 effectively loads the plate into the carrier through the carrier lifting and translation assembly. The translation conveying mechanism 3 uses a slide rail 49 and a motor drive for precise transmission. The removal mechanism 6 is responsible for taking out the plate and conveying it to the specified position, and reflowing the tinned carrier 85 to the initial position to realize a complete automated process.

[0052] In order to better understand the above technical solution, the above technical solution will be described in detail below with reference to the accompanying drawings and specific implementation methods.

[0053] See also Figure 1 and Figure 2 The above-mentioned PCBA online panel separation and carrier loading and unloading device includes a frame 5, an online panel separation mechanism 1, a conveying and loading carrier mechanism 2, a translation conveying mechanism 3, a reflow mechanism 4 and a take-out mechanism 6. The online panel separation mechanism 1, the conveying and loading carrier mechanism 2, the translation conveying mechanism 3, the reflow mechanism 4 and the take-out mechanism 6 are respectively connected to the frame 5, and the translation conveying mechanism 3 is placed on both sides of the reflow mechanism 4.

[0054] In this embodiment, the plate to be processed is first fed into the online plate separation mechanism 1, which is responsible for accurately dividing the plate to meet the needs of subsequent processes. The divided plate is loaded into a dedicated tin carrier 85 through the conveying and loading carrier mechanism 2 to ensure that the plate can remain stable during the subsequent welding process. The installed tin carrier 85 is sent to the reflow mechanism 4 through the translation conveying mechanism 3; the reflow mechanism 4 performs reflow correction on the installed tin carrier 85; the tin carrier 85 that has completed the correction is moved to the position of the removal mechanism 6 through another translation conveying mechanism 3 to prepare for removal. The removal mechanism 6 extracts the processed plate from the tin carrier 85 and transfers it to the next process. At the same time, the tin carrier 85 returns to its initial position through the translation conveying mechanism 3 and the reflow mechanism 4 to prepare for the next cycle.

[0055] The device achieves fully automated operation, significantly reducing manpower requirements and improving production efficiency; through mechanized panel separation and loading, it reduces errors caused by human operation and improves processing accuracy and consistency; rapid transmission and effective connection between various links shorten the overall processing cycle and accelerate product delivery; precise panel separation and welding processes reduce material waste and improve resource utilization; the system design allows for rapid replacement of different types of panels and carriers to adapt to diverse production needs; the modular design makes maintenance and replacement of each part more convenient, reducing equipment downtime.

[0056] In summary, this PCBA online panel separation and carrier loading and unloading device not only improves production efficiency and product quality, but also reduces labor costs, with significant economic benefits.

[0057] In one embodiment, see Figures 3 to 5 The above-mentioned online panel separation mechanism 1 includes a first transmission line and a panel separation structure 8 . The first transmission line is connected to the frame 5 , and the panel separation structure 8 is connected to the frame 5 .

[0058] The first conveying line is used to transport the plates, and the plate-splitting structure 8 is used to separate the plates.

[0059] In one embodiment, see Figures 6 to 8 The above-mentioned plate splitting structure 8 includes two symmetrically arranged plywood bend assemblies, a top plate assembly, a pressure plate assembly and a push plate assembly. The push plate assembly is connected to one side of the first conveyor line, the plywood bend assembly is connected to the frame 5, the top plate assembly is located between the two plywood bend assemblies, and the top plate assembly is connected to the frame 5; the pressure plate assembly is located on the side of the plywood bend assembly close to the first conveyor line, and the pressure plate assembly is connected to the first conveyor line.

[0060] In one embodiment, see Figures 6 to 8 The above-mentioned splint breaking plate assembly includes a breaking plate rotating cylinder mounting plate 9, a breaking plate rotating cylinder 10, a splint finger cylinder connecting plate 11 and a splint finger cylinder 12. The breaking plate rotating cylinder mounting plate 9 is connected to the frame 5, the breaking plate rotating cylinder 10 is connected to the breaking plate rotating cylinder mounting plate 9, the splint finger cylinder connecting plate 11 is connected to the breaking plate rotating cylinder 10, and the splint finger cylinder 12 is connected to the splint finger cylinder connecting plate 11.

[0061] In one embodiment, see Figure 6 and Figure 8 The above-mentioned top plate assembly includes a top plate cylinder bracket 78, a top plate cylinder 79, and a top plate silicone head 80; the top plate cylinder bracket 78 is connected to the frame 5, the top plate cylinder bracket 78 is connected to the top plate cylinder 79, and the top plate cylinder 79 is connected to the top plate silicone head 80.

[0062] In addition, the above-mentioned top plate assembly also includes a blocking cylinder 27, a blocking cylinder mounting plate 26, and a slide rail slider structure 24. The blocking cylinder 27 is connected to the blocking cylinder mounting plate 26, the blocking cylinder mounting plate 26 is connected to the slide rail slider structure 24, and the slide rail slider structure 24 is connected to the frame 5. Specifically, the blocking cylinder mounting plate 26 and the slide rail slider structure 24 are connected by a locking nut 25 to achieve locking positioning.

[0063] In one embodiment, see Figure 6 and Figure 8 The above-mentioned pressure plate assembly includes a panel separation upper limit bracket 15, a bend plate limit plate 13 and an upper limit cylinder 14. The two above-mentioned bend plate limit plates 13 are symmetrically installed on the track end face of the first conveyor line. The panel separation upper limit bracket 15 is installed on the outside of the first conveyor line, and the upper limit cylinder 14 is installed on the panel separation upper limit bracket 15, and the bend plate limit plate 13 is located between the splint bend plate assembly and the upper limit cylinder 14, realizing the upper limit during panel separation and preventing the PCBA from moving backward.

[0064] In one embodiment, see Figure 6 and Figure 8 The above-mentioned push plate assembly includes a push plate head assembly 17, a push plate telescopic cylinder 18, a push plate belt 19, a push plate slide block 20, a push plate mounting bracket 21, two push plate mounting blocks 22, a driven pulley 23, a driving pulley 30 and a push plate motor 28; the above-mentioned two push plate mounting blocks 22 are mounted on the push plate mounting bracket 21, the driven pulley 23 is mounted on the side of the push plate mounting bracket 21, the push plate motor 28 is connected to the push plate driving pulley 30, and the push plate motor 28 is connected to the The push plate active pulleys 30 are respectively installed on the sides of the push plate mounting bracket 21, and the push plate active pulleys 30 are connected to the push plate belt 19, the push plate telescopic cylinder 18 is connected to the push plate head assembly 17, the push plate telescopic cylinder 18 is installed on the push plate slide rail slider 20, the push plate slide rail slider 20 is installed on the push plate mounting bracket 21, the push plate slide rail slider 20 is connected to the push plate belt 19, and the push plate motor 28 rotates to drive the push plate belt 19, the push plate telescopic cylinder 18 and the push plate head assembly 17 to move translationally.

[0065] In this embodiment, when the device is activated, the blocking cylinder 27 lifts the PCBA panel to be separated and then moves forward via the first conveyor line to the panel separation structure 8. The clamping finger cylinder 12 clamps the two sides of the first PCBA panel, while the two upper limit cylinders 14 press the two sides of the second PCBA panel. Next, the panel breaking rotation cylinder 10 rotates upward 90 degrees, driving the clamping finger cylinder 12 and the PCBA clamping plate to rotate synchronously, breaking the V-groove of the first PCBA panel.

[0066] After this process is complete, the panel-breaking rotating cylinder 10 returns to its initial position, the upper limit cylinder 14 retracts, the clamping finger cylinder 12 releases, and the blocking cylinder 27 retracts. The first PCBA assembly is then transported to the unloading position via the chain conveyor. After the first assembly is completed, the chain conveyor reverses, and the second and third assemblies, which have not yet been separated, are moved back a certain distance before being lifted up again by the blocking cylinder 27.

[0067] The first conveyor line rotates forward again, delivering the second PCBA component to the blocking cylinder 27. The clamping finger cylinder 12 clamps the sides of the second PCBA component, while the two upper limit cylinders 14 press the sides of the third PCBA component. The scissor-type opening cylinder 10 rotates upward 90 degrees again, driving the clamping finger cylinders 12 and the PCBA clamping plates to rotate synchronously, breaking the V-groove of the second PCBA component. Once completed, the scissor-type opening cylinder 10 returns to its initial position, the upper limit cylinder 14 retracts, the clamping finger cylinders 12 release, and the blocking cylinder 27 retracts.

[0068] Next, the push plate telescopic cylinder 18 extends, and the push plate motor 28 rotates forward, driving the push plate belt 19 to push out the second and third panels in parallel with the support of the slide rail slider structure 24. After pushing into place, the push plate motor 28 reverses, and the push plate telescopic cylinder 18 retracts, waiting for the next PCBA board to arrive.

[0069] In one embodiment, see Figures 9 to 11 The above-mentioned conveying and loading carrier mechanism 2 includes a second conveying line 32, a first carrier lifting assembly, a first carrier translation assembly, a tinning carrier assembly 37, a plate mounting plate 36 and a first translation cylinder mounting bracket 81. The second conveying line 32 is connected to the frame 5, the first carrier translation assembly is connected to the frame 5 through the first translation cylinder mounting bracket 81, the first carrier translation assembly is connected to the first carrier lifting assembly, and the first carrier lifting assembly is connected to the plate mounting plate 36; the tinning carrier assembly 37 is connected to the bottom of the plate mounting plate 36, and the second conveying line 32 is located below the tinning carrier assembly 37.

[0070] In one embodiment, see Figures 12 to 13The above-mentioned tin loading carrier assembly 37 includes two symmetrically arranged first push-button cylinders 41, a first push rod mounting plate 39, a first push rod 38, a first suction cup mounting rod 40, a first suction nozzle 42, a first turn-button rotating cylinder 43, a first clamp cylinder connecting plate 44, a first clamp cylinder 45 and a first turn-button clamping plate 46. The two first push-button cylinders 41 are respectively connected to the bottom of the mounting plate 36; each first push-button cylinder 41 is connected to the first push rod mounting plate 39, and the first push rod 38 is connected to the bottom of the first push rod mounting plate 39; the upper end of the first suction cup mounting rod 40 is connected to the mounting plate 36, and the lower end of the first suction cup mounting rod 40 is connected to the first suction nozzle 42; the first turn-button rotating cylinder 43 is connected to the first clamp cylinder 45 through the first clamp cylinder connecting plate 44, the clamp cylinder is connected to the first turn-button clamping plate 46, and the first turn-button rotating cylinder 43 is connected to the mounting plate 36.

[0071] Specifically, the two fingers of the first clamp cylinder 45 are installed with the first turn buckle clamp 46, so that the first clamp cylinder 45 clamps and drives the first turn buckle clamp 46 to clamp the large pressure plate buckle 86 of the tinning carrier 85, and the first turn buckle rotating cylinder 43 rotates to make the large pressure plate buckle 86 press the PCBA board inside the tinning carrier 85.

[0072] In one embodiment, see Figures 9 to 11 The above-mentioned first carrier translation assembly includes a first three-axis translation cylinder 33, and the first three-axis translation cylinder 33 is connected to the first translation cylinder mounting bracket 81.

[0073] In one embodiment, see Figures 9 to 11 The above-mentioned first carrier lifting assembly includes a first three-axis lifting cylinder 35 and a first lifting cylinder connecting plate 34; the first lifting cylinder connecting plate 34 is connected to the first three-axis lifting cylinder 35; the first three-axis lifting cylinder 35 is connected to the mounting plate 36; the first lifting cylinder connecting plate 34 is connected to the first three-axis translation cylinder 33.

[0074] The depaneled PCBAs are transported to the unloading point via the second conveyor line 32. The first three-axis lift cylinder 35 lowers the soldering carrier assembly 37. After the four first suction nozzles 42 pick up two boards, the first three-axis lift cylinder 35 rises. Next, the first three-axis translation cylinder 33 extends, moving the first three-axis lift cylinder 35 and the soldering carrier 85 mechanism over the board to be loaded.

[0075] The first chain conveyor line 7 loads the tinned carrier 85 and transports it to the travel limit plate 82. The transfer motor 54 drives the driving wheel 52 and the driven wheel 56, which are guided by the slide rail and slider structure 24 to move the carrier to the loading position. At this time, the first three-axis lifting cylinder 35 descends, and the four first suction nozzles 42 turn off the vacuum, loading the two single boards into the tinned carrier 85.

[0076] Subsequently, the first push-button cylinder 41 retracts, pushing the small pressure plate buckle 87 of the tinning carrier 85 closed. The first rotating clamp plate 46, under the action of the clamp cylinder, clamps the large pressure plate buckle 86. The first rotating and rotating pressure plate cylinder 43 rotates 90 degrees to close the large pressure plate buckle 86. The first push-button cylinder 41 is pushed out again, the first clamp cylinder 45 opens, the first three-axis lifting cylinder 35 rises again, the first rotating and rotating pressure plate cylinder 43 returns to its original position, and the first three-axis translation cylinder 33 retracts, waiting for the PCBA to be in place before continuing operation.

[0077] In one embodiment, see Figures 14 and 15 The above-mentioned translation transmission mechanism 3 includes a slide rail 49, a slider 57, a motor bracket plate 53, a driven wheel mounting plate 55, a driving wheel 52, a transplanting motor 54, a synchronous belt 50, a third transmission line 48, a limit bracket 51, a drag chain 47 and a travel limit plate 82; the slide rail 49 is connected to the frame 5, the slider 57 is connected to the slide rail 49, and the frame 5 is installed with a motor bracket plate 53 and a driven wheel mounting plate 55; the driving wheel 52 is installed above the motor bracket plate 53, and the transplanting motor 54 is installed below the motor bracket plate 53, and the transplanting motor 54 is connected to the driving wheel 52; the driven wheel 56 is installed above the driven wheel mounting plate 55, and the driven wheel 56 and the driving wheel 52 are respectively connected to the synchronous belt 50, and the synchronous belt 50 is connected to the third transmission line 48; the forward and reverse rotation of the transplanting motor 54 drives the synchronous belt 50 to rotate, and the third transmission line 48 is translated left and right under the maintenance of the slide rail 49 and the slider 57.

[0078] One end of the slide rail 49 is connected to the limit bracket 51, the tail end of the drag chain 47 is connected to the frame 5, the head end of the drag chain 47 is connected to the third conveyor line 48, and one side of the third conveyor line 48 is connected to the travel limit plate 82. The third conveyor line 48 has a travel limit plate 82 to play a positioning role.

[0079] In one embodiment, see Figure 16 and Figure 17 The above-mentioned reflow mechanism 4 includes a belt line 59 and a guide limit plate 60. The guide limit plates 60 are installed on both sides of the belt line 59 near the outlet end of the tin carrier 85, that is, the guide limit plates 60 are installed on both ends of the belt line 59 near the translation transmission mechanism 3; they serve to connect the two translation transmission mechanisms 3 to reflow and correct the tin carrier 85.

[0080] In one embodiment, if Figures 18 to 21The above-mentioned removal mechanism 6 includes a tin-removing carrier assembly 66, a fourth conveyor line 61, a second translation cylinder mounting bracket 62, a second carrier translation assembly, a second carrier lifting assembly and a plate-removing mounting plate 83; the fourth conveyor line 61 is connected to the frame 5, the second carrier translation assembly is installed on the frame 5 through the second translation cylinder mounting bracket 62, the second carrier lifting assembly is connected to the second carrier translation assembly; the second carrier lifting assembly is connected to the plate-removing mounting plate 83; the tin-removing carrier assembly 66 is connected to the plate-removing mounting plate 83; the fourth conveyor line 61 is located below the tin-removing carrier assembly 66.

[0081] In one embodiment, see Figures 22 to 24 The tin removal carrier assembly 66 includes a single-rod cylinder fixing seat 67, a single-rod cylinder 68, a sliding structure 70, a connecting plate 69, a round rod 71, a second push rod 84, a second suction cup mounting rod 72, a second suction nozzle 73, a second rotary buckle rotating cylinder 74, a second clamp cylinder connecting plate 75, a second clamp cylinder 76 and a second rotary buckle clamping plate 77; the single-rod cylinder fixing seat 67 is connected to the plate removal mounting plate 83, the single-rod cylinder 68 is connected to the single-rod cylinder fixing seat 67; the single-rod cylinder 68 is connected to the round rod 71; the round rod 71 is connected to two symmetrically arranged The connecting plate 69 is provided with a sliding structure 70, and the sliding structure 70 is connected to the plate taking mounting plate 83. The second push rod 84 is connected to the bottom of the connecting plate 69, and the upper end of the second suction cup mounting rod 72 is connected to the plate taking mounting plate 83; the lower end of the second suction cup mounting rod 72 is connected to the second suction nozzle 73, and the second rotating and pressing rotary cylinder 74 is connected to the second clamp cylinder 76 through the second clamp cylinder connecting plate 75, and the second clamp cylinder 76 is connected to the second rotating and pressing clamping plate 77; the second rotating and pressing rotary cylinder 74 is connected to the plate taking mounting plate 83.

[0082] In one embodiment, if Figures 18 to 21 The second carrier translation assembly includes a second three-axis translation cylinder 63, which is connected to a second translation cylinder mounting bracket 62. The second carrier lifting assembly includes a second three-axis lifting cylinder 65 and a second lifting cylinder connecting plate 64. The second lifting cylinder connecting plate 64 is connected to the second three-axis translation cylinder 63; the second lifting cylinder connecting plate 64 is connected to the second three-axis lifting cylinder 65, and the second three-axis lifting cylinder 65 is connected to the plate removal mounting plate 83. The cylinders move to drive the tin removal carrier assembly 66 to the designated position.

[0083] Specifically, a second three-axis lift cylinder 65 is connected to the center of the upper portion of the panel mounting plate 83. A single-rod cylinder mount 67 is installed above the right side of the panel mounting plate 83. The lower portion of the connecting plate 69 is centered between the centerline of the two edges of the PCBA slot on the tinning carrier 85 and the second push rods 84. This allows the single-rod cylinder 68 to retract and rotate the four second push rods 84 to open. The upper end of the second suction cup mounting rod 72, with a magnet attached to the panel mounting plate 83, is evenly distributed at both ends of the panel slot on the tinning carrier 85. The two fingers of the second clamp cylinder 76 are mounted on the second turn-lock clamp 77. The other side is symmetrically installed in this manner, allowing the second clamp cylinder 76 to clamp and drive the second turn-lock clamp 77 to clamp the large pressure plate buckle 86. The second turn-lock rotating cylinder 74 rotates to release the large pressure plate buckle 86 from the PCBA board inside the tinning carrier 85.

[0084] The working process of the device of this embodiment is as follows:

[0085] After the device is turned on, the blocking cylinder 27 will be lifted up, and the PCBA panel that needs to be separated and passed through the furnace will be forwardly conveyed to the online panel separation mechanism 1 through the first conveyor line. The splint finger cylinder 12 clamps the two sides of the first splice of the PCBA panel, while the two upper limit cylinders 14 press the two sides of the second splice of the PCBA panel. The panel breaking rotating cylinder 10 rotates upward 90 degrees, driving the splint fingers and the PCBA splint to rotate synchronously, and the V-groove of the first splice is broken under the force. Subsequently, the panel breaking rotating cylinder 10 returns to the initial position, the upper limit cylinder 14 retracts, the splint finger cylinder 12 releases the PCBA panel, the blocking cylinder 27 retracts, and the first PCBA splice is sent to the waiting position through the second conveyor line 32;

[0086] After the first assembly is finished, the first conveyor line reverses, retracting the unfinished second and third assemblies a certain distance. Then, the blocking cylinder 27 is lifted again, and the first conveyor line rotates forward, delivering the second assembly to the corresponding position. The clamp finger cylinder 12 drives the clamp to clamp the two sides of the second PCBA assembly. The two upper limit cylinders 14 push out and press the two sides of the third PCBA assembly. The plate breaking rotary cylinder 10 rotates upward 90 degrees, driving the clamp finger cylinder 12 and the PCBA clamp to rotate synchronously, similarly breaking the V-groove of the second assembly. Afterward, the plate breaking rotary cylinder 10 returns to its starting position, the upper limit cylinder 14 retracts, the clamp is released, the blocking cylinder 27 retracts, the push plate telescopic cylinder 18 extends, and the push plate motor 28 rotates forward, driving the push plate and the push plate head assembly 17 to push out in parallel. Under the support of the push plate slide block 20, the push plate slides and sliders 20 perform a parallel push motion, delivering the second and third assemblies that have completed the separation to the chain conveyor line.

[0087] After the pushing is completed, the push plate motor 28 is reversed, and the push plate telescopic cylinder 18 is retracted, waiting for the next PCBA to be in place.

[0088] The depaneled PCBA is transported to the retrieval point via the second conveyor line 32. The first three-axis lift cylinder 35 lowers the tinning carrier assembly 37. After the four first suction nozzles 42 pick up two boards, the first three-axis lift cylinder 35 rises. The first three-axis translation cylinder 33 extends, driving the first three-axis lift cylinder 35 and the tinning carrier assembly 37 to move above the boards to be loaded. The third conveyor line 48 transfers the tinning carrier 85 to the travel limit plate 82. After the transfer motor 54 rotates, the driving wheel 52 connects to the synchronous belt 50, thereby translating the tinning carrier 85 to the board loading position. The first three-axis lift cylinder 35 descends, and the four first suction nozzles 42 turn off the vacuum, loading the two boards into the tinning carrier 85. Simultaneously, the first push-button cylinder 41 retracts, pushing the small pressure plate buckle 87 closed. The first turn-button clamp 46, under the action of the first clamp cylinder 45, clamps the large pressure plate buckle 86. The first rotating pressure buckle rotating cylinder 43 closes the large pressure plate buckle 86, the first push buckle cylinder 41 is pushed out, the first clamp cylinder 45 opens, the first three-axis lifting cylinder 35 rises, the first rotating pressure buckle rotating cylinder 43 resets, and the first three-axis translation cylinder 33 retracts, waiting for the PCBA of the separated board to be in place before running again.

[0089] The translation conveyor mechanism 3 loads the tin carrier 85 loaded with single boards through the third conveyor line 48 and transports it to the hand insertion section. After the transportation is completed, the third conveyor line 48 moves horizontally to the empty tin carrier 85 outlet of the reflow mechanism 4 to receive the materials, and then returns to the bottom of the board to be loaded.

[0090] After passing through the furnace, the tin carrier 85 loaded with single boards will be transferred to another translation conveying mechanism 3, enter the corresponding third chain conveying line, and then transported to the travel limit plate 82 and translated to the position where the boards are to be taken.

[0091] When the tin carrier 85 loaded with single boards arrives at the position to be taken, the second three-axis translation cylinder 63 in the removal mechanism 6 extends to the top of the position to be taken, and then the second three-axis lifting cylinder 65 descends. The single-rod cylinder 68 drives the round rod 71 and the connecting plate 69 to translate and retract under the maintenance of the sliding structure 70, pushing the small pressure plate buckle 87 to open. The second turning buckle clamp 77 clamps the large pressure plate buckle 86 under the action of the second clamp cylinder 76, and the second turning buckle rotating cylinder 74 rotates 90 degrees to open the large pressure plate buckle 86. The four second suction nozzles 73 then suck two single boards, the second three-axis lifting cylinder 65 rises, the second three-axis translation cylinder 63 retracts, the second three-axis lifting cylinder 65 descends again, the second suction nozzle 73 turns off the vacuum, and the PCBA is placed on the fourth conveyor line 61 for transportation to the next process.

[0092] After the removal mechanism 6 completes the board removal, the removal mechanism 6 will translate the tin carrier 85 to the feed port of the translation conveying mechanism 3. The third chain conveying line continues to operate, transporting it to the return mechanism 4, and then driven back to the initial position through another translation conveying mechanism 3 to realize the cycle operation.

[0093] In addition, in one embodiment, a PCBA slot for placing a single board is provided in the tin carrier 85, and the number of PCBA slots is 2. A large pressure plate buckle 86 is provided between the two adjacent PCBA slots, and a small pressure plate buckle 87 is installed on the side away from each other of the two PCBA slots.

[0094] The device of this embodiment reduces damage to components by avoiding uneven force when manually breaking the board; reduces wasted motion caused by frequent turning; simplifies the manual operation of loading PCB boards into carriers and buttons; reduces the manual operation steps of disassembling carriers and transporting; alleviates the problems caused by manpower shortages; realizes automated operations, eliminates quality risks and process problems that may be caused by manual operations; automation replaces manual labor, effectively increases efficiency and reduces personnel requirements, and solves employment problems.

[0095] Specifically, each mechanism is linked together to adapt to the first-in-first-out batch production mode and realize the automation of the process; a more convenient online panel separation mechanism 1 is used to replace the traditional milling cutter and saw blade, reducing the turnover number of products; through the integrated design of components such as suction cups and clamping buckles, synchronous operation is achieved, motion waste is reduced, and production rhythm is improved; the designed tin carrier 85 and translation transmission mechanism 3 can be accurately entered and exited at multiple positions, reducing the waste of manual transportation; the tin carrier 85 has the function of automatically opening and closing the small pressure plate buckle 87 and the large pressure plate buckle 86, realizing automatic loading and unloading of PCBA boards.

[0096] In one embodiment, the automatic loading and unloading of PCBAs in the device, the transmission part of the carrier's limit buckle opening and closing mechanism, the transplanting and transportation mechanism, that is, the translation transmission mechanism 3, etc. can also be realized by a servo three-coordinate mechanism; the panel separation assembly can also be realized by a milling cutter, a gate knife, and a saw blade panel separation machine.

[0097] The device of this embodiment divides the plate to be processed through an online plate dividing mechanism 1; the divided plate is transported by the conveying and loading carrier mechanism 2 and loaded into the tinned carrier 85; the translation conveying mechanism 3 transfers the loaded tinned carrier 85 to the reflow mechanism 4; the reflow mechanism 4 transfers the loaded tinned carrier 85 to another translation conveying mechanism 3; the other translation conveying mechanism 3 moves the loaded tinned carrier 85 to the position of the taking-out mechanism 6; the taking-out mechanism 6 takes out the plate from the loaded tinned carrier 85, and transfers the plate to the next process, and returns the tinned carrier 85 to the initial position through the translation conveying mechanism 3 and the reflow mechanism 4.

[0098] The above-mentioned PCBA online depaneling and carrier loading and unloading device comprises a frame 5, an online depaneling mechanism 1, a carrier loading and transporting mechanism 2, a translational transport mechanism 3, a reflow mechanism 4, and a removal mechanism 6. Each mechanism is connected to the frame 5 to achieve automated operation. The translational transport mechanisms 3 are provided on both sides of the reflow mechanism 4 to automatically complete online depaneling, loading of tinned carriers 85, movement and removal of depaneled panels, and reflow of tinned carriers 85. This automated depaneling and carrier loading and unloading process reduces the frequency and intensity of manual operations, minimizes damage to electronic components, and reduces labor intensity and time waste.

[0099] The above description is merely a specific embodiment of the present invention, but the scope of protection of the present invention is not limited thereto. Any person skilled in the art can easily conceive of various equivalent modifications or substitutions within the technical scope disclosed in the present invention, and such modifications or substitutions are intended to be within the scope of protection of the present invention. Therefore, the scope of protection of the present invention shall be subject to the scope of protection of the claims.

Claims

1. A PCBA online board separation and carrier loading and unloading device, characterized in that: It includes a frame, an online panel separation mechanism, a conveying and loading carrier mechanism, a translation conveying mechanism, a reflow mechanism and a take-out mechanism. The online panel separation mechanism, the conveying and loading carrier mechanism, the translation conveying mechanism, the reflow mechanism and the take-out mechanism are respectively connected to the frame, and the translation conveying mechanism is placed on both sides of the reflow mechanism.

2. A PCBA online depaneling and carrier loading and unloading device according to claim 1, characterized in that: The online panel separation mechanism includes a first conveying line and a panel separation structure. The first conveying line is connected to the frame, and the panel separation structure is connected to the frame.

3. A PCBA online panel separation and carrier loading and unloading device according to claim 2, characterized in that: The plate splitting structure includes two symmetrically arranged clamping plate bending assemblies, a top plate assembly, a pressure plate assembly and a push plate assembly, the push plate assembly is connected to one side of the first conveyor line, the clamping plate bending assembly is connected to the frame, the top plate assembly is located between the two clamping plate bending assemblies, and the top plate assembly is connected to the frame; the pressure plate assembly is located on the side of the clamping plate bending assembly close to the first conveyor line, and the pressure plate assembly is connected to the first conveyor line.

4. A PCBA online panel separation and carrier loading and unloading device according to claim 3, characterized in that: The splint breaking plate assembly includes a breaking plate rotating cylinder mounting plate, a breaking plate rotating cylinder, a splint finger cylinder connecting plate and a splint finger cylinder. The breaking plate rotating cylinder mounting plate is connected to the frame, the breaking plate rotating cylinder is connected to the breaking plate rotating cylinder mounting plate, the splint finger cylinder connecting plate is connected to the breaking plate rotating cylinder, and the splint finger cylinder is connected to the splint finger cylinder connecting plate.

5. The PCBA online depaneling and carrier loading and unloading device according to claim 1, characterized in that: The conveying and loading carrier mechanism includes a second conveying line, a first carrier lifting assembly, a first carrier translation assembly, a tinning carrier assembly, a plate mounting plate and a first translation cylinder mounting bracket. The second conveying line is connected to the frame, the first carrier translation assembly is connected to the frame through the first translation cylinder mounting bracket, the first carrier translation assembly is connected to the first carrier lifting assembly, and the first carrier lifting assembly is connected to the plate mounting plate; the tinning carrier assembly is connected below the plate mounting plate, and the second conveying line is located below the tinning carrier assembly.

6. A PCBA online depaneling and carrier loading and unloading device according to claim 5, characterized in that: The tin loading carrier assembly includes two symmetrically arranged first push-button cylinders, a first push rod mounting plate, a first push rod, a first suction cup mounting rod, a first suction nozzle, a first turn-button rotating cylinder, a first clamp cylinder connecting plate, a first clamp cylinder and a first turn-button clamping plate. The two first push-button cylinders are respectively connected to the bottom of the plate mounting plate; each first push-button cylinder is connected to the first push rod mounting plate, and the first push rod is connected to the bottom of the first push rod mounting plate; the upper end of the first suction cup mounting rod is connected to the plate mounting plate, and the lower end of the first suction cup mounting rod is connected to the first suction nozzle; the first turn-button rotating cylinder is connected to the first clamp cylinder through the first clamp cylinder connecting plate, the clamp cylinder is connected to the first turn-button clamping plate, and the first turn-button rotating cylinder is connected to the plate mounting plate.

7. The PCBA online depaneling and carrier loading and unloading device according to claim 1, characterized in that: The translation transmission mechanism includes a slide rail, a slider, a motor bracket plate, a driving wheel, a transplanting motor, a driven wheel mounting plate, a synchronous belt, a third transmission line, a limit bracket, a drag chain and a travel limit plate; the slide rail is connected to the frame, the slider is connected to the slide rail, the motor bracket plate and the driven wheel mounting plate are installed in the frame; the driving wheel is installed above the motor bracket plate, and the transplanting motor is installed below the motor bracket plate, and the transplanting motor is connected to the driving wheel; the driven wheel is installed above the driven wheel mounting plate, and the driven wheel and the driving wheel are respectively connected to the synchronous belt, and the synchronous belt is connected to the third transmission line; one end of the slide rail is connected to the limit bracket, the tail end of the drag chain is connected to the frame, the head end of the drag chain is connected to the third transmission line, and one side of the third transmission line is connected to the travel limit plate.

8. The PCBA online depaneling and carrier loading and unloading device according to claim 1, characterized in that: The taking-out mechanism includes a tin-removing carrier assembly, a fourth conveyor line, a second translation cylinder mounting bracket, a second carrier translation assembly, a second carrier lifting assembly and a plate-removing mounting plate; the fourth conveyor line is connected to the frame, the second carrier translation assembly is mounted on the frame via the second translation cylinder mounting bracket, the second carrier lifting assembly is connected to the second carrier translation assembly; the second carrier lifting assembly is connected to the plate-removing mounting plate; the tin-removing carrier assembly is connected to the plate-removing mounting plate; the fourth conveyor line is located below the tin-removing carrier assembly.

9. The PCBA online depaneling and carrier loading and unloading device according to claim 8, characterized in that: The tin-removing carrier assembly includes a single-rod cylinder fixing seat, a single-rod cylinder, a sliding structure, a connecting plate, a round rod, a second push rod, a second suction cup mounting rod, a second suction nozzle, a second rotating and pressing buckle rotating cylinder, a second clamp cylinder connecting plate, a second clamp cylinder and a second rotating buckle clamping plate; the single-rod cylinder fixing seat is connected to the plate-taking mounting plate, and the single-rod cylinder is connected to the single-rod cylinder fixing seat; the single-rod cylinder is connected to the round rod; two symmetrically arranged connecting plates are connected to the round rod, and the sliding structure is installed on the connecting plate, and the sliding structure is connected to the plate-taking mounting plate, and the second push rod is connected to the bottom of the connecting plate, and the upper end of the second suction cup mounting rod is connected to the plate-taking mounting plate; the lower end of the second suction cup mounting rod is connected to the second suction nozzle, and the second rotating and pressing buckle rotating cylinder is connected to the second clamp cylinder through the second clamp cylinder connecting plate, and the second clamp cylinder is connected to the second rotating buckle clamping plate; the second rotating and pressing buckle rotating cylinder is connected to the plate-taking mounting plate.

10. The PCBA online depaneling and carrier loading and unloading device according to claim 9, characterized in that: The second carrier translation assembly includes a second three-axis translation cylinder connected to the second translation cylinder mounting bracket.