Inner-layer plate punching alignment compensation mechanism

Abstract

The invention belongs to the technical field of PCB (printed circuit board) processing, particularly relates to an inner-layer board punching alignment compensation mechanism, and aims to solve the problems that waste parts generated during punching of an inner-layer board of a PCB may fall on the inner-layer board of the PCB, so that a processing point position is blocked in subsequent punching processing, the subsequent punching precision is influenced, the processing quality of the inner-layer board of the PCB is influenced, and the production efficiency of the inner-layer board of the PCB is improved. According to the scheme, the device comprises a feeding mechanism, a pre-alignment mechanism is arranged on one side of the feeding mechanism, and two pre-alignment cameras are arranged on the pre-alignment mechanism; and a supporting platform. The inner-layer board punching alignment compensation mechanism disclosed by the invention has the effect of improving the punching quality of the PCB inner-layer board, and when the punching processing of the PCB inner-layer board is carried out, the device can guide and collect waste parts generated by punching, so that the waste parts are prevented from being left on the PCB inner-layer board after punching, and the punching quality of the PCB inner-layer board is improved. And therefore, a machining point position is prevented from being blocked in subsequent punching machining, and the using effect of the device is improved.

Description

Technical Field

[0001] The present invention relates to the technical field of PCB processing, and in particular to an inner layer plate punching alignment compensation mechanism. Background Art

[0002] The inner layer of a PCB refers to the conductive graphic layer in the middle layer of a multi-layer printed circuit board (PCB). Unlike the outer layer, it is not exposed to the outside, but is completely wrapped inside the multi-layer board. It is located in the middle layer of a multi-layer PCB and is composed of a thin copper-clad substrate. Both sides of this substrate are etched with designed copper conductors (traces) and planes (such as power layers and ground layers). These etched inner layers are pressed together with the outer layers or other inner layers through prepregs. After pressing, the inner layer is completely wrapped and isolated by insulating material (resin).

[0003] The punching process of PCB inner layer is a key front-end process in manufacturing multi-layer circuit boards. It is mainly used to process positioning holes, tool holes and simple vias on copper clad laminates (CCLs).

[0004] Existing PCB inner layer boards need to be punched during processing, and the waste parts generated during the punching of the PCB inner layer boards may fall on the PCB inner layer boards, making it difficult for the device to quickly process them, and then blocking the processing points in the subsequent punching process, resulting in affected subsequent punching accuracy and thus affecting the processing quality of the PCB inner layer boards. Summary of the Invention

[0005] The present invention discloses an inner layer plate punching alignment compensation mechanism, which aims to solve the technical problem in the background technology that waste pieces generated when punching the inner layer plates of the PCB may fall on the inner layer plates of the PCB, thereby blocking the processing points in the subsequent punching process, resulting in affecting the subsequent punching accuracy and further affecting the processing quality of the inner layer plates of the PCB.

[0006] The present invention proposes an inner plate punching alignment compensation mechanism, comprising: A feeding mechanism, one side of which is provided with a pre-alignment mechanism, and the pre-alignment mechanism is provided with two pre-alignment cameras; A support platform is provided on one side of the pre-alignment mechanism, and four guide rods are provided on the support platform, and a same upper pressing plate is provided on the four guide rods; Four movable cylinders, each of which is arranged on the supporting platform, and each of which has an output end arranged at the bottom of the upper pressing plate; Multiple precision alignment cameras, all of which are arranged on the upper pressure plate, and the support platform is also provided with four movable rollers; Two support plate racks, both of which are arranged on one side of the support platform; The punching processing unit is arranged on the upper pressing plate, and comprises a guide frame seat, a storage bin and four adhesive joints. The storage bin is arranged on the guide frame seat. The punching cleaning module is arranged on the two support plate frames, and comprises three cloth bag filter frames and a replacement disc. The replacement disc is provided with a replacement motor.

[0007] In a preferred scheme, the punching processing unit further comprises: The four fixed vertical rods are arranged on the upper pressing plate, and two of the fixed vertical rods are provided with the same linear guide rail. The linear lead screw is arranged on the linear guide rail, and the linear lead screw and the linear guide rail are provided with the same sliding block. The sliding block is provided with two connecting plates, and the guide frame seat is arranged on the two connecting plates. The stepping motor is arranged on the linear guide rail, and the output shaft of the stepping motor is connected to one end of the linear lead screw through a shaft coupling.

[0008] In a preferred scheme, the punching processing unit further comprises: The driving motor is arranged on the guide frame seat, and the output shaft of the driving motor is connected to the mounting disc through a shaft coupling. The mounting disc is provided with four mounting ports. The separation piece is arranged on the storage bin, and the outer wall of the separation piece is in contact with the outer wall of the mounting disc. The four reset springs are arranged on the mounting disc, and one end of each of the four reset springs is provided with a mounting sleeve ring. The four mounting rod pieces are arranged on the inner walls of the four mounting sleeve rings, and the four adhesive joints are arranged at one end of the four mounting rod pieces. The four mounting rod pieces pass through the four mounting ports.

[0009] In a preferred scheme, the punching processing unit further comprises: The servo motor is arranged on the guide frame seat, and the output shaft of the servo motor is connected to the eccentric plate through a shaft coupling. The eccentric plate is located inside the mounting disc, and the other end of each of the four mounting rod pieces is in contact with the outer wall of the eccentric plate. The plurality of guide plates are arranged on the guide frame seat, and one end of each of the plurality of guide plates is provided with a guide plate piece. The plurality of guide plate pieces are located inside the guide frame seat. The two elastic contraction rings are arranged on the plurality of guide plate pieces. The four connecting grooves are arranged on the guide frame seat.

[0010] In a preferred scheme, the punching processing unit further comprises: Two movable sleeve frames are arranged on the other two fixed vertical rods, and each of the two movable sleeve frames is provided with an extension spring, and one end of each of the two extension springs is arranged on the outer wall of the two fixed vertical rods; A mounting shaft is arranged on the two movable sleeve frames, and the outer wall of the mounting shaft is provided with an adjusting plate frame, the adjusting plate frame is provided with a fixing hole, and the adjusting plate frame is provided with four plug-in rods which are respectively plugged into the four connecting slots.

[0011] In a preferred scheme, the punching processing unit further comprises: A general motor is arranged on one of the movable sleeve frames, and the output shaft of the general motor is connected to one end of the mounting shaft through a shaft coupling; A power motor is arranged on the inner wall of the fixing hole, and the output shaft of the power motor is connected to a connecting shaft frame through a shaft coupling, the connecting shaft frame is provided with an inflatable air bag sleeve, and the inflatable air bag sleeve is provided with a plurality of burr sleeve brush plates; A gas pump body is arranged on the connecting shaft frame, and the output end of the gas pump body is provided with a connecting pipe, and the output end of the connecting pipe is in communication with the inside of the inflatable air bag sleeve.

[0012] In a preferred scheme, the bottom of the support platform is provided with a compensation mechanism body, and the compensation mechanism body is provided with a rotating shaft motor, an X-axis compensation motor and a Y-axis compensation motor.

[0013] In a preferred scheme, the punching cleaning module further comprises: Two cleaning pipe warehouses are arranged on the two support plate frames, and a plurality of cleaning holes are formed in each of the two cleaning pipe warehouses; Two negative pressure pipes are arranged on the two cleaning pipe warehouses, and the output ends of the two negative pressure pipes are provided with a same communication warehouse.

[0014] In a preferred scheme, the punching cleaning module further comprises: A communication pipe is arranged on the communication warehouse, and the replacement disc is arranged at one end of the communication pipe; A fixed rod is arranged on the output shaft of the replacement motor through a shaft coupling, the outer wall of the fixed rod is provided with an elastic clamp frame, and three cloth bag filter frames are arranged on the elastic clamp frame.

[0015] In a preferred scheme, the punching cleaning module further comprises: A fan pump is arranged on one of the support plate frames, and the fan pump is provided with a connecting disc; A plurality of sealing gasket rings are respectively arranged on the three cloth bag filter frames, and outer walls of the plurality of sealing gasket rings are respectively in contact with outer walls of the connecting disc and the replacement disc.

[0016] From the above, the inner layer plate punching alignment compensation mechanism provided by the application has the effect of improving the quality of PCB inner layer plate punching. When the PCB inner layer plate is punched, the device can guide and collect the waste produced by punching, avoid leaving it on the PCB inner layer plate after punching, and avoid blocking the processing point in the subsequent punching process, thereby increasing the use effect of the device. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 The overall structure diagram of the inner layer plate punching alignment compensation mechanism proposed by the application is shown in the figure. Figure 2 The movable cylinder and guide rod assembly structure diagram of the inner layer plate punching alignment compensation mechanism proposed by the application is shown in the figure. Figure 3 The upper pressing plate and support platform assembly structure diagram of the inner layer plate punching alignment compensation mechanism proposed by the application is shown in the figure. Figure 4 The punching processing unit structure diagram of the inner layer plate punching alignment compensation mechanism proposed by the application is shown in the figure. Figure 5 The linear guide rail and sliding block assembly structure diagram of the inner layer plate punching alignment compensation mechanism proposed by the application is shown in the figure. Figure 6 The guide frame seat and storage bin split structure diagram of the inner layer plate punching alignment compensation mechanism proposed by the application is shown in the figure. Figure 7 The elastic contraction ring and eccentric plate assembly structure diagram of the inner layer plate punching alignment compensation mechanism proposed by the application is shown in the figure. Figure 8 The mounting shaft and adjusting plate rack assembly structure diagram of the inner layer plate punching alignment compensation mechanism proposed by the application is shown in the figure. Figure 9 The Figure 8 The enlarged structure diagram of part A of the application is shown in the figure. Figure 10 The punching cleaning module structure diagram of the inner layer plate punching alignment compensation mechanism proposed by the application is shown in the figure. Figure 11 The elastic clamp frame and cloth bag filter frame assembly structure diagram of the inner layer plate punching alignment compensation mechanism proposed by the application is shown in the figure.

[0018] In the figure: 1, feeding mechanism; 2, pre-alignment camera; 3, pre-alignment mechanism; 4, punching processing unit; 401, stepping motor; 402, linear guide rail; 403, fixed vertical rod; 404, linear lead screw; 405, telescopic spring; 406, movable sleeve frame; 407, sliding block; 408, adhesive joint; 409, servo motor; 410, mounting turntable; 411, separation piece; 412, storage bin; 413, guide frame seat; 414, drive motor; 415, connecting plate; 416, return spring; 417, mounting sleeve ring; 418, guide plate; 419, guide plate piece; 420, connecting notch; 421, elastic contraction ring; 422, mounting rod piece; 423, eccentric plate; 424, general motor; 425, mounting shaft; 426, adjusting plate frame; 427, plug-in rod; 428, power motor; 429, air pump body; 430, connecting pipe; 431, burr sleeve brush plate; 432, inflatable air bag sleeve; 433, connecting shaft frame; 5, punching cleaning module; 501, cleaning hole; 502, cleaning pipe bin; 503, communication pipe; 504, communication bin; 505, negative pressure pipe; 506, replacement disc; 507, fan pump; 508, cloth bag filter frame; 509, fixed rod piece; 510, elastic clamp frame; 511, replacement motor; 512, gasket ring; 513, connecting disc; 6, compensation mechanism body; 7, fine alignment camera; 8, movable roller; 9, movable cylinder; 10, guide rod piece; 11, upper pressing plate; 12, support platform; 13, rotary shaft motor; 14, X-axis compensation motor; 15, Y-axis compensation motor; 16, support plate frame. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all.

[0020] The inner layer plate punching alignment compensation mechanism disclosed by the present application is mainly applied to the scene that the waste pieces generated during the punching of the PCB inner layer plate may fall on the PCB inner layer plate, thereby causing the shielding of the processing points in the subsequent punching processing, affecting the subsequent punching precision, and further affecting the processing quality of the PCB inner layer plate.

[0021] Reference Figures 1-11 An inner layer plate punching alignment compensation mechanism, comprising: The feeding mechanism 1 is provided with the pre-alignment mechanism 3 on one side, and two pre-alignment cameras 2 are arranged on the pre-alignment mechanism 3; The support platform 12 is arranged on one side of the pre-alignment mechanism 3, and the support platform 12 is provided with four guide rod pieces 10, and the four guide rod pieces 10 are provided with the same upper pressing plate 11; Four movable air cylinders 9, the output end of each movable air cylinder 9 is arranged on the bottom of the upper pressing plate 11; A plurality of fine alignment cameras 7, each fine alignment camera 7 is arranged on the upper pressing plate 11, and four movable rollers 8 are further arranged on the support platform 12; Two support plate frames 16, each support plate frame 16 is arranged on one side of the support platform 12; A punching processing unit 4, the punching processing unit 4 is arranged on the upper pressing plate 11, and the punching processing unit 4 comprises a guide frame seat 413, a storage bin 412 and four adhesive joints 408, the storage bin 412 is arranged on the guide frame seat 413; A punching cleaning module 5, the punching cleaning module 5 is arranged on the two support plate frames 16, and the punching cleaning module 5 comprises three cloth bag filter frames 508 and a replacement disc 506, and the replacement disc 506 is provided with a replacement motor 511.

[0022] Referring to Figure 1 , Figure 2 and Figures 4-9 In a preferred embodiment, the punching processing unit 4 further comprises: Four fixed vertical rods 403, each fixed vertical rod 403 is arranged on the upper pressing plate 11, and two fixed vertical rods 403 are provided with the same linear guide rail 402; A linear lead screw 404, the linear lead screw 404 is arranged on the linear guide rail 402, and the linear lead screw 404 and the linear guide rail 402 are provided with the same sliding block 407, the sliding block 407 is provided with two connecting plates 415, and the guide frame seat 413 is arranged on the two connecting plates 415; A stepping motor 401, the stepping motor 401 is arranged on the linear guide rail 402, and the output shaft of the stepping motor 401 is connected with one end of the linear lead screw 404 through a shaft coupling.

[0023] In the application, the punching processing unit 4 further comprises: A driving motor 414, the driving motor 414 is arranged on the guide frame seat 413, and the output shaft of the driving motor 414 is connected with a mounting turntable 410 through a shaft coupling, and the mounting turntable 410 is provided with four mounting openings; A separation piece 411, the separation piece 411 is arranged on the storage bin 412, and the outer wall of the separation piece 411 is in contact with the outer wall of the mounting turntable 410; Four reset springs 416, each reset spring 416 is arranged on the mounting turntable 410, and one end of each reset spring 416 is provided with a mounting sleeve ring 417; Four mounting rods 422 are respectively arranged on the inner walls of the four mounting collars 417, four adhesive joints 408 are respectively arranged on one end of the four mounting rods 422, and the four mounting rods 422 respectively pass through the four mounting ports.

[0024] In the application, the punching processing unit 4 further comprises: A servo motor 409 is arranged on the guide frame seat 413, an eccentric plate 423 is connected to the output shaft of the servo motor 409 through a shaft coupling, the eccentric plate 423 is located inside the mounting turntable 410, and the other end of each of the four mounting rods 422 is in contact with the outer wall of the eccentric plate 423. A plurality of guide plates 418 are arranged on the guide frame seat 413, and each of the plurality of guide plates 418 is provided with a guide plate 419 at one end, and the plurality of guide plates 419 are located inside the guide frame seat 413. Two elastic contraction rings 421 are arranged on the plurality of guide plates 419. Four connecting grooves 420 are formed on the guide frame seat 413.

[0025] In the application, the punching processing unit 4 further comprises: Two movable sleeve frames 406 are arranged on the other two fixed vertical rods 403, and each of the two movable sleeve frames 406 is provided with an extension spring 405, and one end of each of the two extension springs 405 is arranged on the outer wall of the two fixed vertical rods 403. An installation shaft 425 is arranged on the two movable sleeve frames 406, the outer wall of the installation shaft 425 is provided with an adjusting plate frame 426, the adjusting plate frame 426 is provided with a fixed port, and the adjusting plate frame 426 is provided with four plug-in rods 427, and the four plug-in rods 427 are respectively plugged into the four connecting grooves 420.

[0026] In the application, the punching processing unit 4 further comprises: A general motor 424 is arranged on one of the movable sleeve frames 406, and the output shaft of the general motor 424 is connected to one end of the installation shaft 425 through a shaft coupling. A power motor 428 is arranged on the inner wall of the fixed port, the output shaft of the power motor 428 is connected to a connecting shaft frame 433 through a shaft coupling, the connecting shaft frame 433 is provided with an inflatable air bag sleeve 432, and the inflatable air bag sleeve 432 is provided with a plurality of burr sleeve brush plates 431. A gas pump body 429 is arranged on the connecting shaft frame 433, the output end of the gas pump body 429 is provided with a connecting pipe 430, and the output end of the connecting pipe 430 is in communication with the inside of the inflatable air bag sleeve 432.

[0027] Specifically, during the punching process, the stepping motor 401 operates, and the stepping motor 401 drives the linear lead screw 404 to rotate, so as to drive the sliding block 407 to move through the linear lead screw 404, and further drive the connecting plate 415 and the guide frame 413 to descend, so that the guide frame 413 is arranged above the punching position of the PCB inner layer plate. At this time, the punching rod pushes the waste produced by punching into the guide frame 413, and the elastic contraction ring 421 is deformed, so that the plurality of guide plates 419 are arranged outside the punching rod, avoiding the waste falling off. Then, the servo motor 409 drives the eccentric plate 423 to rotate, so that the eccentric plate 423 pushes the mounting rod 422, and further drives the mounting rod 422 to move the adhesive joint 408 to the inside of the guide frame 413, so that the adhesive joint 408 contacts and adheres the waste. After adhesion, the eccentric plate 423 resets, and the mounting rod 422 resets through the reset spring 416. Then, the driving motor 414 drives the mounting turntable 410 to rotate, and further drives the mounting rod 422 and the adhesive joint 408 to move the waste. When it moves to a certain position, the separating piece 411 separates the waste from the adhesive joint 408, and the waste falls into the storage bin 412, completing the waste treatment. During the burr processing, the sliding block 407 drives the guide frame 413 to rise and reset, and rises to a certain height. Then, the universal motor 424 operates to drive the mounting shaft 425 and the adjusting plate 426 to rotate. At this time, the adjusting plate 426 is located below the guide frame 413, so that the plug-in rod 427 is inserted into the connecting slot 420. Then, the stepping motor 401 operates again to drive the guide frame 413, the adjusting plate 426 and the movable sleeve frame 406 to descend, and the extension spring 405 is stretched. Then, when the burr sleeve brush plate 431 moves to the punching position, the power motor 428 and the air pump body 429 operate. The air pump body 429 fills the inflatable air bag sleeve 432 inside the connecting pipe 430 to inflate it, so that the burr sleeve brush plate 431 contacts the inner wall of the punch. The power motor 428 drives the connecting shaft frame 433, the inflatable air bag sleeve 432 and the burr sleeve brush plate 431 to rotate to process the burr on the inner wall of the punch. In a specific application scenario, the punching processing unit 4 is suitable for the punching process of the PCB inner layer plate, that is, the punching processing unit 4 can guide the waste produced by punching into the guide frame 413, and collect and process the waste through the adhesive joint 408, so as to avoid the waste falling on the PCB inner layer plate after the punching of the PCB inner layer plate, and further avoid the waste blocking the processing point in the subsequent punching process, thereby ensuring the subsequent punching precision and process of the PCB inner layer plate, and further ensuring the punching processing quality of the PCB inner layer plate, so as to increase the use effect of the device. It should be noted that after punching, the device can clean the burrs of the punched part by the burr sleeve brush plate 431 to reduce the influence of the burrs on the processing of the PCB inner layer plate. At the same time, during cleaning, the burr sleeve brush plate 431 can be in close contact with the inner wall of the punch hole through the expansion air bag sleeve 432 to ensure the cleaning effect and further improve the punching processing quality of the PCB inner layer plate.

[0028] With reference to Figure 1 and Figure 3 In a preferred embodiment, the bottom of the support platform 12 is provided with a compensation mechanism body 6, and the compensation mechanism body 6 is provided with a rotating shaft motor 13, an X-axis compensation motor 14 and a Y-axis compensation motor 15.

[0029] When the device is compensated, the compensation mechanism body 6 operates the rotating shaft motor 13, the X-axis compensation motor 14 and the Y-axis compensation motor 15 according to the compensation value to adjust the device, so as to adjust the inner layer plate, so that the inner layer plate coincides with the coordinates of the punch machine, and the subsequent punching process of the punch machine is facilitated.

[0030] With reference to Figure 1 , Figure 2 , Figure 10 and Figure 11 In a preferred embodiment, the punch cleaning module 5 further comprises: Two cleaning pipe warehouses 502, both of which are provided on the two support plate frames 16, and a plurality of cleaning holes 501 are formed in the two cleaning pipe warehouses 502; Two negative pressure pipes 505, both of which are provided on the two cleaning pipe warehouses 502, and the output ends of the two negative pressure pipes 505 are provided with the same communication warehouse 504.

[0031] In the present application, the punch cleaning module 5 further comprises: A communication pipe 503 is arranged on the communication warehouse 504, and a replacement disc 506 is arranged at one end of the communication pipe 503; A fixed rod 509 is arranged on the output shaft of the replacement motor 511 through a shaft coupling, and an elastic clamp 510 is arranged on the outer wall of the fixed rod 509. Three cloth bag filter frames 508 are arranged on the elastic clamp 510.

[0032] In the present application, the punch cleaning module 5 further comprises: A fan pump 507 is arranged on one of the support plate frames 16, and a connecting disc 513 is arranged on the fan pump 507; A plurality of sealing gasket rings 512 are arranged on the three cloth bag filter frames 508, and the outer walls of the plurality of sealing gasket rings 512 are in contact with the outer walls of the connecting disc 513 and the replacement disc 506, respectively.

[0033] Specifically, after punching, the PCB inner layer plate is cut, at this time the PCB inner layer plate passes through the cleaning pipe bin 502, and the fan pump 507 operates, the fan pump 507 discharges the gas inside the cloth bag filter frame 508, so that the inside is in a negative pressure state, and through the communication pipe 503 and the negative pressure pipe 505, the communication bin 504 and the cleaning pipe bin 502 inside are in a negative pressure state, thereby cleaning the burr dust on the PCB inner layer plate; When replacing, the replacement motor 511 operates, the replacement motor 511 drives the fixed rod 509 and the elastic clamp 510 to rotate, thereby making the elastic clamp 510 replace the cloth bag filter frame 508, and the sealing gasket ring 512 on the replaced cloth bag filter frame 508 contacts the outer wall of the replacement disc 506 and the connecting disc 513, to avoid air leakage affecting the cleaning effect (the replaced cloth bag filter frame 508 one end sealing gasket ring 512 and replacement disc 506 contact, can avoid its inside burr dust fall off), then the worker cleans the replaced cloth bag filter frame 508; In a specific application scenario, the punching and cleaning module 5 is suitable for PCB inner layer plate punching burr dust cleaning link, that is, the punching and cleaning module 5 can clean the surface of the cut PCB inner layer plate when in use, to remove the burr dust remaining on the surface during punching processing, so as to maintain the surface cleanliness of the PCB inner layer plate in subsequent processing operation, and further improve the subsequent PCB processing quality; It should be noted that when cleaning, the device can replace the cloth bag filter frame 508 through the replacement motor 511 and the elastic clamp 510, to reduce the downtime during cleaning, increase the continuity of burr dust cleaning, and ensure the cleaning effect and cleaning quality.

[0034] Working principle: When the punching process is performed, the stepping motor 401 is operated, the stepping motor 401 drives the linear lead screw 404 to rotate, the linear lead screw 404 drives the sliding block 407 to move, and the connecting plate 415 and the guide frame 413 are lowered, so that the guide frame 413 is arranged above the punching position of the PCB inner layer plate, at this time the punching rod pushes the waste produced by punching into the guide frame 413, and the elastic contraction ring 421 is deformed, so that the plurality of guide plates 419 are arranged outside the punching rod, avoiding the waste falling off, then the servo motor 409 drives the eccentric plate 423 to rotate, the eccentric plate 423 pushes the mounting rod 422, and further drives the mounting rod 422 to move the adhesive joint 408 to the inside of the guide frame 413, so that the adhesive joint 408 contacts and adheres the waste, after adhesion, the eccentric plate 423 is reset, and the mounting rod 422 is reset by the reset spring 416, then the driving motor 414 drives the mounting turntable 410 to rotate, and further drives the mounting rod 422 and the adhesive joint 408 to move the waste, when moving to a certain position, the separating piece 411 separates the waste from the adhesive joint 408, and the waste falls into the storage bin 412, completing the waste treatment; When the burr processing is performed, the sliding block 407 drives the guide frame 413 to rise and reset, rises to a certain height, and the universal motor 424 is operated to drive the mounting shaft 425 and the adjusting plate 426 to rotate, at this time the adjusting plate 426 is located below the guide frame 413, and the plug-in rod 427 is inserted into the connecting slot 420, then the stepping motor 401 is operated again to drive the guide frame 413, the adjusting plate 426 and the movable sleeve frame 406 to descend, and the extension spring 405 is stretched, then when the burr sleeve brush plate 431 moves to the punching position, the power motor 428 and the air pump body 429 are operated, the air pump body 429 fills air into the inside of the inflatable air bag sleeve 432 through the connecting pipe 430, so that it is inflated, and the burr sleeve brush plate 431 contacts the inner wall of the punching hole, the power motor 428 drives the connecting shaft frame 433, the inflatable air bag sleeve 432 and the burr sleeve brush plate 431 to rotate to process the burr on the inner wall of the punching hole; After punching, the PCB inner layer plate is discharged, at this time the PCB inner layer plate is cleaned through the cleaning pipe bin 502, and the fan pump 507 is operated, the fan pump 507 discharges the gas in the inside of the cloth bag filter frame 508, so that the inside presents a negative pressure state, and the communication bin 504 and the cleaning pipe bin 502 present a negative pressure state through the communication pipe 503 and the negative pressure pipe 505, so as to clean the burr dust on the PCB inner layer plate; When the replacement is performed, the replacement motor 511 is operated, the replacement motor 511 drives the fixed rod 509 to rotate with the elastic clamping frame 510, and then the elastic clamping frame 510 replaces the cloth bag filter frame 508, and meanwhile the sealing gasket ring 512 on the replaced cloth bag filter frame 508 is in contact with the outer wall of the replacement disc 506 and the connecting disc 513, so that the air leakage is avoided to affect the cleaning effect, and then the staff cleans the replaced cloth bag filter frame 508.

[0035] The above is only a preferred specific embodiment of the present application, but the protection scope of the present application is not limited to this. Any person skilled in the art can make equivalent replacements or changes according to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.

Claims

1. An inner plate punching alignment compensation mechanism, characterized in that: include: A feeding mechanism (1), wherein a pre-alignment mechanism (3) is provided on one side of the feeding mechanism (1), and two pre-alignment cameras (2) are provided on the pre-alignment mechanism (3); A support platform (12), the support platform (12) is arranged on one side of the pre-alignment mechanism (3), four guide rods (10) are arranged on the support platform (12), and the four guide rods (10) are provided with a same upper pressing plate (11); Four movable cylinders (9), each of which is disposed on a supporting platform (12), and each of which has an output end disposed at the bottom of an upper pressing plate (11); A plurality of precision alignment cameras (7), wherein the plurality of precision alignment cameras (7) are all arranged on the upper pressing plate (11), and four movable rollers (8) are also arranged on the support platform (12); Two support plate racks (16), both of which are arranged on one side of the support platform (12); A punching processing unit (4), the punching processing unit (4) is arranged on the upper pressing plate (11), the punching processing unit (4) comprises a guide frame seat (413), a storage bin (412) and four adhesive joints (408), and the storage bin (412) is arranged on the guide frame seat (413); A punching cleaning module (5) is provided on two support plate racks (16), the punching cleaning module (5) comprising three bag filter frames (508) and a replacement disc (506), wherein a replacement motor (511) is provided on the replacement disc (506).

2. The inner plate punching alignment compensation mechanism according to claim 1, characterized in that: The punching processing unit (4) further includes: Four fixed upright poles (403), all of which are arranged on the upper pressing plate (11), wherein two of the fixed upright poles (403) are provided with a same linear guide rail (402); A linear screw rod (404), the linear screw rod (404) is arranged on the linear guide rail (402), the linear screw rod (404) and the linear guide rail (402) are provided with a same slider member (407), the slider member (407) is provided with two connecting plates (415), and the guide frame seat (413) is provided on the two connecting plates (415); A stepper motor (401) is provided on a linear guide rail (402), and an output shaft of the stepper motor (401) is connected to one end of a linear lead screw (404) via a coupling.

3. The inner plate punching alignment compensation mechanism according to claim 2, characterized in that: The punching processing unit (4) further includes: A driving motor (414), the driving motor (414) is arranged on the guide frame seat (413), the output shaft of the driving motor (414) is connected to the mounting turntable (410) through a coupling, and the mounting turntable (410) is provided with four mounting openings; A separator (411), the separator (411) is disposed on the storage bin (412), and an outer wall of the separator (411) contacts an outer wall of the mounting turntable (410); Four return springs (416), each of the four return springs (416) is disposed on the mounting turntable (410), and each of the four return springs (416) has a mounting collar (417) disposed at one end thereof; Four mounting rods (422), the four mounting rods (422) are respectively arranged on the inner walls of the four mounting rings (417), the four bonding joints (408) are respectively arranged at one end of the four mounting rods (422), and the four mounting rods (422) pass through the four mounting openings respectively.

4. The inner plate punching alignment compensation mechanism according to claim 3, characterized in that: The punching processing unit (4) further includes: A servo motor (409), the servo motor (409) is arranged on the guide frame seat (413), the output shaft of the servo motor (409) is connected to an eccentric plate (423) through a coupling, the eccentric plate (423) is located inside the mounting turntable (410), and the other ends of the four mounting rods (422) are in contact with the outer wall of the eccentric plate (423); A plurality of guide plates (418), each of the plurality of guide plates (418) being disposed on the guide frame seat (413), each of the plurality of guide plates (418) being provided with a guide plate member (419) at one end thereof, each of the plurality of guide plate members (419) being located inside the guide frame seat (413); Two elastic shrink rings (421), both of which are arranged on the plurality of guide plate members (419); Four connecting notches (420), all of which are formed on the guide frame seat (413).

5. The inner plate punching alignment compensation mechanism according to claim 4, characterized in that: The punching processing unit (4) further includes: Two movable sleeve frames (406), the two movable sleeve frames (406) are respectively arranged on the other two fixed vertical poles (403), and the two movable sleeve frames (406) are both provided with telescopic springs (405), and one end of the two telescopic springs (405) is respectively arranged on the outer wall of the two fixed vertical poles (403); The mounting shaft (425) is arranged on two movable sleeve frames (406), and the outer wall of the mounting shaft (425) is provided with an adjustment plate frame (426), and a fixing opening is opened on the adjustment plate frame (426). Four plug-in rods (427) are provided on the adjustment plate frame (426), and the four plug-in rods (427) are respectively plugged into the four connecting notches (420).

6. The inner plate punching alignment compensation mechanism according to claim 5, characterized in that: The punching processing unit (4) further includes: A universal motor (424), the universal motor (424) is arranged on one of the movable sleeve frames (406), and the output shaft of the universal motor (424) is connected to one end of the mounting shaft (425) through a coupling; A power motor (428), the power motor (428) is arranged on the inner wall of the fixed port, the output shaft of the power motor (428) is connected to a connecting shaft frame (433) via a coupling, an expansion airbag sleeve (432) is arranged on the connecting shaft frame (433), and a plurality of burr sleeve brush plates (431) are arranged on the expansion airbag sleeve (432); The air pump body (429) is arranged on the connecting shaft frame (433), and the output end of the air pump body (429) is provided with a connecting pipe (430), and the output end of the connecting pipe (430) is connected to the interior of the expansion airbag sleeve (432).

7. The inner plate punching alignment compensation mechanism according to claim 1, characterized in that: A compensation mechanism body (6) is provided at the bottom of the support platform (12), and a rotation axis motor (13), an X-axis compensation motor (14), and a Y-axis compensation motor (15) are provided on the compensation mechanism body (6).

8. The inner plate punching alignment compensation mechanism according to claim 1, characterized in that: The punching and cleaning module (5) further comprises: Two cleaning tube bins (502), both of which are arranged on two support plate racks (16), and both of which are provided with a plurality of cleaning holes (501); Two negative pressure tubes (505) are respectively provided on the two cleaning tube bins (502), and the output ends of the two negative pressure tubes (505) are provided with a same connecting bin (504).

9. The inner plate punching alignment compensation mechanism according to claim 8, characterized in that: The punching and cleaning module (5) further comprises: A connecting pipe (503), the connecting pipe (503) is arranged on the connecting chamber (504), and the replacement disc (506) is arranged at one end of the connecting pipe (503); A fixed rod (509) is arranged on the output shaft of the replacement motor (511) through a coupling, and an elastic clamping frame (510) is arranged on the outer wall of the fixed rod (509), and the three bag filter frames (508) are all arranged on the elastic clamping frame (510).

10. The inner plate punching alignment compensation mechanism according to claim 9, characterized in that: The punching and cleaning module (5) further comprises: A fan pump (507), the fan pump (507) is arranged on one of the support plate frames (16), and a connecting plate (513) is provided on the fan pump (507); A plurality of sealing gasket rings (512) are respectively arranged on the three bag filter frames (508), wherein outer walls of the plurality of sealing gasket rings (512) are in contact with outer walls of the connecting disk (513) and the replacement disk (506).

Images