CN116193768A

CN116193768A - Automatic stacking device for multilayer PCB (printed circuit board)

Info

Publication number: CN116193768A
Application number: CN202310483582.2A
Authority: CN
Inventors: 李坤; 李豪; 曾超文; 张丽红
Original assignee: Fair Rays Electronic Technology (shenzhen) Ltd
Current assignee: Fair Rays Electronic Technology (shenzhen) Ltd
Priority date: 2023-05-04
Filing date: 2023-05-04
Publication date: 2023-05-30
Anticipated expiration: 2043-05-04
Also published as: CN116193768B

Abstract

The invention discloses an automatic multi-layer PCB stacking device which comprises a table body and a supporting table arranged on one side of the table body, wherein a first circular plate is arranged at the top of the table body, storage boxes which are distributed circularly at equal intervals are fixedly connected to the top of the first circular plate, a PCB body is placed in the storage boxes, a hydraulic rod is fixedly connected to the top of the supporting table, an installing plate is fixedly connected to the output end of the hydraulic rod, a first motor is fixedly connected to the outer wall of the top of the installing plate, a connecting plate is fixedly connected to the output end of the first motor, and an electric push rod is fixedly connected to the bottom of the connecting plate. The invention can realize the correction alignment of the Z-axis direction of the PCB body, ensures that the PCB body always keeps the same position, and can not lead the PCB body below to skew due to the adsorption and separation of a group of PCB bodies, so that the subsequently stacked multi-layer PCB can be aligned, and meets the use requirement of people.

Description

Automatic stacking device for multilayer PCB (printed circuit board)

Technical Field

The invention relates to the field of PCB production, in particular to an automatic stacking device for multi-layer PCBs.

Background

The name of PCB is printed circuit board, also called printed circuit board, which is an important electronic component, is a support for electronic components, and is a carrier for electrically interconnecting electronic components. It is called a "printed" circuit board because it is made using electronic printing.

The multi-layer PCB board is just like the name just forms new PCB board with multiunit individual layer PCB board lamination hot pressing, need stack it together before multiunit individual layer PCB board hot pressing to make things convenient for the processing of follow-up hot press, at present, most all neatly stack multiunit PCB board through the manual work, whole process is wasted time and energy, has not only increased the manufacturing cost of PCB board, and the in-process that the manual work stacks simultaneously probably can lead to the crooked to appear certain degree because misoperation, thereby has influenced the quality of the multi-layer PCB board of follow-up production, leads to the multi-layer PCB board can not satisfy people's user demand.

Meanwhile, when the multi-layer PCB is automatically sucked and fed by the pneumatic sucking disc for a few, due to certain electrostatic suction force between the PCB, the PCB at the lower layer of the multi-layer PCB is easy to skew to a certain extent in the process of sucking the PCB by the pneumatic sucking disc, and the production quality of the subsequent multi-layer PCB can be influenced. Therefore, there is a need for an automatic stacking apparatus for multi-layered PCB boards to solve the above problems.

Disclosure of Invention

Aiming at the problems in the related art, the invention provides an automatic stacking device for multi-layer PCB boards, which aims to overcome the technical problems in the prior art.

The technical scheme of the invention is realized as follows:

the utility model provides an automatic device that stacks of multilayer PCB board, includes the stage body and set up in brace table of stage body one side, the top of stage body is provided with first plectane, the top fixedly connected with equidistance of first plectane is circular distribution deposits the case, it places the PCB plate body to deposit the case, the top fixedly connected with hydraulic stem of brace table, the output fixedly connected with mounting panel of hydraulic stem, the top outer wall fixedly connected with first motor of mounting panel, the output fixedly connected with connecting plate of first motor, the bottom fixedly connected with electric putter of connecting plate, electric putter's output fixedly connected with suction plate, the cavity has been seted up to the inside of suction plate, connecting hole and suction hole have been seted up respectively to the top and the bottom of suction plate, one side of brace table is provided with the conveyer belt, four sets of PCB plate body stacks the top of conveyer belt, the both sides of conveyer belt all are provided with the baffle;

a rotating assembly for driving the first circular plate to do circular motion is arranged in the table body;

a lifting assembly for driving the PCB body to ascend is arranged in the storage box;

a positioning assembly used for correcting the PCB body is arranged in the storage box;

the inside of depositing the case is provided with and is used for driving the drive assembly of locating component motion.

Further, the lifting assembly comprises a shell fixedly connected with the outer wall of one side of the storage box, a second motor is fixedly connected to the bottom of the shell, the second motor is fixedly connected with the first circular plate, the output end of the second motor is fixedly connected with a fourth rotating rod, one end of the fourth rotating rod is fixedly connected with a threaded screw rod, the outer wall of the circumference of the threaded screw rod is meshed with a threaded sleeve, the outer wall of the circumference of the threaded sleeve is fixedly connected with a bent column, one end of the bent column is fixedly connected with a placement plate, the PCB plate body is stacked at the top of the placement plate, a first rectangular groove and a second rectangular groove are respectively formed in the outer wall of one side of the storage box and the shell, the first rectangular groove is identical to the second rectangular groove in specification, and one end of the bent column penetrates through the first rectangular groove and the second rectangular groove.

Further, the driving assembly comprises a third gear fixedly connected with the circumferential outer wall of the fourth rotating rod, the third gear is meshed with the fourth gear, one side of the fourth gear is fixedly connected with a third rotating rod, one end, far away from the fourth gear, of the third rotating rod is fixedly connected with a sixth gear, the sixth gear is meshed with a fifth gear, and the top of the fifth gear is fixedly connected with a fifth rotating rod.

Further, the circumference outer wall fixedly connected with turbine of third dwang, the both sides inner wall of depositing the case is all rotated and is connected with the second dwang, the circumference outer wall fixedly connected with worm of second dwang, the turbine with the worm meshes mutually, the one end fixedly connected with second gear of second dwang, second gear meshing has first gear, the top fixedly connected with first dwang of first gear.

Further, the inner walls of the two sides of the storage box are fixedly connected with supporting blocks, and the outer walls of the bottoms of the placement plates are in contact with the outer walls of the tops of the supporting blocks.

Further, the locating component comprises a rotating wheel fixedly connected with the circumferential outer wall of the fifth rotating rod, the other rotating wheel is fixedly connected with the circumferential outer wall of the first rotating rod, a first locating plate and a second locating plate are respectively arranged in the storage box, the rotating wheel comprises a cylindrical portion and an arc-shaped block portion, and the circumferential outer wall of the arc-shaped block portion is respectively contacted with one side outer wall of the first locating plate and one side outer wall of the second locating plate.

Further, the inner walls of the two sides of the storage box are fixedly connected with a fixed cylinder, a spring is welded on the inner wall of one side of the fixed cylinder, one end of the spring is fixedly connected with a second circular plate, one side of the second circular plate is fixedly connected with a movable rod, one end of the movable rod is fixedly connected with the first positioning plate, and the other end of the movable rod is fixedly connected with the second positioning plate.

Further, the bottom inner wall fixedly connected with riser of depositing case, the circular slot has been seted up to one side of riser, the circumference inner wall fixedly connected with bearing of circular slot, third dwang with bearing fixed connection.

Further, the rotating assembly comprises a third motor fixedly connected to the inner wall of the bottom of the table body, the output end of the third motor is fixedly connected with a rotating rod, and the outer wall of the circumference of the rotating rod is fixedly connected with a driving gear.

Further, the driving gear is meshed with the driven gear, a rotating column is fixedly connected to the inner circumferential wall of the driven gear, and one end of the rotating column is fixedly connected to the outer bottom wall of the first circular plate.

The invention has the beneficial effects that:

according to the automatic stacking device for the multi-layer PCB, before a worker needs to stack a plurality of groups of PCB bodies, the worker is communicated with the connecting hole at the top of the suction plate, then the electric push rod is started to drive the suction plate to move downwards until the suction plate is contacted with the PCB bodies in the storage box, at the moment, the suction plate can be used for adsorbing and grabbing the PCB bodies, when the suction plate is used for adsorbing and grabbing the PCB bodies, the first motor is started, the connecting plate and the suction plate can be driven to move together in a circular manner through the first motor until the suction plate and the PCB bodies rotate to the top of the conveying belt, at the moment, the hydraulic rod is started to drive the suction plate and the PCB bodies to descend to a proper height together, then the suction pipe valve is connected to the top of the suction plate, at the moment, the PCB bodies are separated from the bottom of the suction plate and fall on the top of the conveying belt, and the stacking work of a group of PCB bodies is completed;

then hydraulic stem and first motor start the reset once more, simultaneously the third motor starts and drives the driving gear rotation, can drive driven gear together and drive the pivoted post rotation through the driving gear rotation, can make the first plectane of fixing in its one end at pivoted post pivoted in-process do circular motion until another group deposits the case and remove to under the connecting plate, the work of repeating last step this moment accomplishes the stack of second group PCB plate body, the stack work of multilayer PCB plate can be accomplished to this step of four times circulation, whole stack process need not manual operation, stack efficiently, and stack the in-process and adsorb through the suction plate, therefore can not cause the damage to the PCB plate body, the quality of the PCB plate body has been guaranteed, people's user demand has been satisfied.

According to the automatic stacking device for the multi-layer PCB, the lifting assembly, the driving assembly and the positioning assembly are arranged, the second motor is started after the stacking operation of one group of multi-layer PCB is completed, the threaded screw rod can be driven to rotate by the second motor, and the threaded sleeve meshed with the outer wall of the threaded screw rod can drive the bent column and the placing plate to ascend together in the rotating process of the threaded screw rod, so that the suction plate can be conveniently adsorbed when the next group of multi-layer PCB is stacked;

the second motor starts to drive the fourth rotating rod and the third gear to rotate together in the process of lifting the PCB body, the fourth gear meshed with the fourth rotating rod can be driven to rotate together through the rotation of the third gear, the third rotating rod can be driven to rotate in the process of rotating the fourth gear, the sixth gear and the turbine can be driven to rotate through the rotation of the third rotating rod, the fifth gear meshed with the sixth gear can also rotate together in the process of rotating the sixth gear, the fifth rotating rod can be driven to rotate through the rotation of the fifth gear, the rotating wheel can be driven to rotate in the process of rotating the fifth rotating rod, and the peripheral outer wall of the arc-shaped block part is contacted with the second positioning plate simultaneously, so that a thrust force along the X axis direction is applied to the second positioning plate;

simultaneously can drive worm together at turbine pivoted in-process and rotate, can drive the second dwang through the worm rotation and rotate, can drive the second gear and rotate when the second dwang rotates, second gear and first gear intermeshing, therefore can drive first dwang and rotate, can drive another runner rotation at first dwang pivoted in-process, through the cooperation of another runner and first locating plate, can realize the correction alignment to PCB plate body Z axis direction, guaranteed that the PCB plate body remains the coplanar throughout, can not lead to its below PCB plate body to appear crookedly because of the absorption of a set of PCB plate body breaks away from, make follow-up stacked multilayer PCB board all can align, and the user demand of people has been satisfied.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic diagram of the overall structure of the present invention.

Fig. 2 is an enlarged schematic view of the structure of fig. 1 a according to the present invention.

Fig. 3 is a schematic view of the internal structure of the stage of the present invention.

Fig. 4 is a schematic view showing the internal structure of the storage box according to the present invention.

Fig. 5 is an enlarged schematic view of the structure of fig. 4B according to the present invention.

Fig. 6 is an enlarged schematic view of the structure of the present invention at C.

Fig. 7 is a schematic view of a partial structure of a driving assembly according to the present invention.

Fig. 8 is an enlarged schematic view of the structure of fig. 7D according to the present invention.

Fig. 9 is a schematic view of a rotor structure according to the present invention.

Fig. 10 is a schematic diagram illustrating the disassembly of the internal structure of the fixing barrel according to the present invention.

In the figure:

a table body; 2. a first circular plate; 3. a storage case; 4. a support table; 5. a baffle; 6. a PCB body; 7. a conveyor belt; 8. a suction plate; 9. a connecting plate; 10. a first motor; 11. a mounting plate; 12. a hydraulic rod; 13. an electric push rod; 14. a housing; 15. a second motor; 16. a third motor; 17. a drive gear; 18. rotating the column; 19. a driven gear; 20. a connection hole; 21. a first rectangular groove; 22. a threaded screw rod; 23. placing a plate; 24. a first positioning plate; 25. a first rotating lever; 26. a first gear; 27. a second rotating lever; 28. a second gear; 29. a movable rod; 30. a fixed cylinder; 31. a curved column; 32. a third rotating lever; 33. a riser; 34. a threaded sleeve; 35. a third gear; 36. a fourth rotating lever; 38. a second positioning plate; 39. a fourth gear; 40. a second rectangular groove; 41. a support block; 42. a worm; 43. a turbine; 44. a fifth gear; 45. a sixth gear; 46. a fifth rotating lever; 47. a rotating wheel; 48. a second circular plate; 49. and (3) a spring.

Description of the embodiments

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which are derived by a person skilled in the art based on the embodiments of the invention, fall within the scope of protection of the invention.

Referring to fig. 1-10, an automatic multi-layer PCB stacking device comprises a table body 1 and a supporting table 4 arranged at one side of the table body 1, wherein a first circular plate 2 is arranged at the top of the table body 1, storage boxes 3 distributed in a circular shape at equal distance are fixedly connected to the top of the first circular plate 2, PCB board bodies 6 are placed in the storage boxes 3, hydraulic rods 12 are fixedly connected to the top of the supporting table 4, mounting plates 11 are fixedly connected to the output ends of the hydraulic rods 12, a first motor 10 is fixedly connected to the outer walls of the tops of the mounting plates 11, a connecting plate 9 is fixedly connected to the output ends of the first motor 10, an electric push rod 13 is fixedly connected to the bottom of the connecting plate 9, a suction plate 8 is fixedly connected to the output ends of the electric push rod 13, a cavity is formed in the suction plate 8, connecting holes 20 and suction holes are formed in the top and bottom of the suction plate 8, one side of the supporting table 4 is provided with a conveying belt 7, four groups of PCB board bodies 6 are stacked on the top of the conveying belt 7, and baffles 5 are arranged on two sides of the conveying belt 7;

a rotating component for driving the first circular plate 2 to do circular motion is arranged in the table body 1;

a lifting assembly for driving the PCB body 6 to ascend is arranged in the storage box 3;

a positioning component for correcting the PCB body 6 is arranged in the storage box 3;

the inside of the storage box 3 is provided with a driving component for driving the positioning component to move.

The lifting assembly comprises a shell 14 fixedly connected to the outer wall of one side of the storage box 3, a second motor 15 is fixedly connected to the bottom of the shell 14, the second motor 15 is fixedly connected with a first circular plate 2, the output end of the second motor 15 is fixedly connected with a fourth rotating rod 36, one end of the fourth rotating rod 36 is fixedly connected with a threaded screw rod 22, the circumferential outer wall of the threaded screw rod 22 is meshed with a threaded sleeve 34, the circumferential outer wall of the threaded sleeve 34 is fixedly connected with a bent column 31, one end of the bent column 31 is fixedly connected with a placing plate 23, the PCB body 6 is stacked on the top of the placing plate 23, the first rectangular groove 21 and the second rectangular groove 40 are respectively formed in the outer walls of one side of the storage box 3 and the shell 14, the first rectangular groove 21 and the second rectangular groove 40 are identical in specification, one end of the bent column 31 penetrates through the inside of the first rectangular groove 21 and the second rectangular groove 40, after the stacking work of a group of multilayer PCB boards is completed, the second motor 15 is started, the threaded screw rod 22 can be driven to rotate through the second motor 15, the threaded sleeve 34 meshed on the outer wall of the threaded screw rod 22 can be driven to drive the bent sleeve 34 to rotate in the process of rotating the threaded screw rod 22 to drive the threaded sleeve 31 to be placed on the outer wall of the bent sleeve 31 and the upper side of the bent sleeve 31 to be placed on the upper side of the same size as the placing plate 23 when the multilayer PCB body is stacked on the multilayer PCB 8, and the multilayer PCB can be stacked conveniently and adsorbed on the multilayer PCB plate 8.

The drive assembly comprises a third gear 35 fixedly connected to the circumferential outer wall of the fourth rotating rod 36, the third gear 35 is meshed with a fourth gear 39, one side of the fourth gear 39 is fixedly connected with a third rotating rod 32, one end, far away from the fourth gear 39, of the third rotating rod 32 is fixedly connected with a sixth gear 45, the sixth gear 45 is meshed with a fifth gear 44, the top of the fifth gear 44 is fixedly connected with a fifth rotating rod 46, the circumferential outer wall of the third rotating rod 32 is fixedly connected with a turbine 43, the inner walls of the two sides of the storage box 3 are both rotationally connected with a second rotating rod 27, the circumferential outer wall of the second rotating rod 27 is fixedly connected with a worm 42, the turbine 43 is meshed with the worm 42, one end of the second rotating rod 27 is fixedly connected with a second gear 28, the second gear 28 is meshed with a first gear 26, the top of the first gear 26 is fixedly connected with a first rotating rod 25, the inner walls of the two sides of the storage box 3 are both fixedly connected with a supporting block 41, and the outer wall of the bottom of the storage plate 23 is contacted with the outer wall of the top of the supporting block 41.

The positioning assembly comprises a rotating wheel 47 fixedly connected to the circumferential outer wall of a fifth rotating rod 46, the other rotating wheel 47 is fixedly connected to the circumferential outer wall of a first rotating rod 25, a first positioning plate 24 and a second positioning plate 38 are respectively arranged in the storage box 3, the rotating wheel 47 comprises a cylindrical part and an arc-shaped block part, the circumferential outer wall of the arc-shaped block part is respectively contacted with one side outer wall of the first positioning plate 24 and one side outer wall of the second positioning plate 38, both side inner walls of the storage box 3 are fixedly connected with a fixed cylinder 30, one side inner wall of the fixed cylinder 30 is welded with a spring 49, one end of the spring 49 is fixedly connected with a second circular plate 48, one side of the second circular plate 48 is fixedly connected with a movable rod 29, one end of the movable rod 29 is fixedly connected with the first positioning plate 24, one end of the other movable rod 29 is fixedly connected with the second positioning plate 38, the bottom inner wall of the storage box 3 is fixedly connected with a vertical plate 33, a round groove is formed on one side of the vertical plate 33, a bearing is fixedly connected to the circumferential inner wall of the round groove, a third rotating rod 32 is fixedly connected with the bearing, the rotating assembly comprises a third motor 16 fixedly connected to the inner wall of the bottom of the table body 1, the output end of the third motor 16 is fixedly connected with a rotating rod, the circumferential outer wall of the rotating rod is fixedly connected with a driving gear 17, the driving gear 17 is meshed with a driven gear 19, a rotating column 18 is fixedly connected to the circumferential inner wall of the driven gear 19, one end of the rotating column 18 is fixedly connected to the outer wall of the bottom of the first circular plate 2, a fourth rotating rod 36 and a third gear 35 are driven to rotate together in the process of starting the second motor 15 to drive the PCB body 6 to ascend, a fourth gear 39 meshed with the third motor can be driven to rotate together through the rotation of the third gear 35, the third rotating rod 32 can be driven to rotate in the process of rotating the fourth gear 39, the sixth gear 45 and the turbine 43 can be driven to rotate by the rotation of the third rotating rod 32, the fifth gear 44 meshed with the sixth gear 45 can also rotate together in the rotating process of the sixth gear 45, the fifth rotating rod 46 can be driven to rotate by the rotation of the fifth gear 44, the rotating wheel 47 can be driven to rotate in the rotating process of the fifth rotating rod 46, because the rotating wheel 47 comprises a cylindrical part and an arc-shaped block part, the circumferential outer wall of the arc-shaped block part is contacted with the second positioning plate 38 at the same time, a thrust along the X axis direction can be applied to the second positioning plate 38, when the second positioning plate 38 receives the thrust along the X axis direction, the thrust acts on the PCB plate 6, so that the X axis direction of the PCB plate 6 is kept horizontal, and meanwhile, when the rotating wheel 47 rotates to the cylindrical part, the rotating wheel 47 is separated from the second positioning plate 38, namely the thrust along the X axis direction of the second positioning plate 38 is relieved, at this time, the movable rod 29 fixed at one side of the second positioning plate 38 can drive the second positioning plate 38 to reset through the reset of the spring 49, so that the second positioning plate 38 is separated from the PCB panel 6 and is not contacted with the PCB panel 6, namely, the horizontal correction of the X axis direction of the PCB panel 6 is realized, meanwhile, the subsequent adsorption and stacking work of the suction plate 8 to the PCB panel 6 is not influenced, meanwhile, the worm 42 can be driven to rotate together in the rotating process of the turbine 43, the second rotating rod 27 can be driven to rotate through the rotation of the worm 42, the second gear 28 can be driven to rotate when the second rotating rod 27 rotates, the second gear 28 is meshed with the first gear 26, the first rotating rod 25 can be driven to rotate, the other rotating wheel 47 can be driven to rotate in the rotating process of the first rotating rod 25, the correction and alignment of the Z axis direction of the PCB panel 6 can be realized through the cooperation of the other rotating wheel 47 and the first positioning plate 24, the PCB panel 6 is ensured to keep the same position all the time, the lower PCB body 6 of the PCB body 6 is prevented from being inclined due to the adsorption and separation of the group of PCB bodies 6, so that the subsequently stacked multi-layer PCB can be aligned, and the use requirements of people are met.

In summary, by means of the above technical solution of the present invention, before a worker needs to stack a plurality of groups of PCB boards 6, the worker communicates an external air suction pipe with the connection hole 20 at the top of the suction board 8, then the electric push rod 13 starts to drive the suction board 8 to move down until contacting with the PCB boards 6 inside the storage box 3, at this time, the suction board 8 can be used to perform suction and grabbing of the PCB boards 6, when the suction board 8 finishes suction and grabbing of the PCB boards 6, the first motor 10 starts, the first motor 10 can drive the connection board 9 and the suction board 8 to perform a circular motion together until the suction board 8 and the PCB boards 6 rotate to the top of the conveyor belt 7, at this time, the hydraulic rod 12 starts to drive the suction board 8 and the PCB boards 6 to descend to a proper height together, then the suction board 8 top is connected with an air suction pipe valve to close, at this time, the PCB body 6 breaks away from the bottom of the suction plate 8 and falls on the top of the conveying belt 7, a group of PCB bodies 6 are stacked, then the hydraulic rod 12 and the first motor 10 are started to reset again, meanwhile, the third motor 16 is started to drive the driving gear 17 to rotate, the driven gear 19 can be driven to drive the rotating post 18 to rotate together through the rotation of the driving gear 17, the first circular plate 2 fixed at one end of the rotating post 18 can do circular motion until the other group of storage boxes 3 moves to the position right below the connecting plate 9 in the rotating process of the rotating post 18, at this time, the previous step of work is repeated to complete stacking of the second group of PCB bodies 6, the four times of circulation can complete the stacking work of the plurality of layers of PCB bodies, the whole stacking process does not need manual operation, the stacking efficiency is high, the PCB bodies 6 are adsorbed through the suction plate 8 in the stacking process, therefore, the quality of the PCB bodies 6 is ensured, after the stacking of a plurality of layers of PCB boards is completed, the second motor 15 is started, the threaded screw rod 22 can be driven to rotate by the second motor 15, the threaded sleeve 34 meshed on the outer wall of the threaded screw rod 22 can drive the bent column 31 and the placing plate 23 to ascend together in the rotating process of the threaded screw rod 22, so that the suction plate 8 is convenient to adsorb when the next group of the plurality of layers of PCB boards are stacked, the fourth rotating rod 36 and the third gear 35 can be driven to rotate together in the ascending process of the PCB board 6 driven by the second motor 15, the fourth gear 39 meshed with the fourth gear can be driven to rotate together by the rotation of the third gear 35, the third rotating rod 32 can be driven to rotate in the rotating process of the fourth gear 39, the sixth gear 45 and the turbine 43 can be driven to rotate by the rotation of the third rotating rod 32, the fifth gear 44 meshed with the sixth gear 45 can also rotate together in the rotating process of the sixth gear 45, the fifth gear 44 rotates to drive the fifth rotating rod 46 to rotate, the rotating wheel 47 can be driven to rotate in the rotating process of the fifth rotating rod 46, because the rotating wheel 47 comprises a cylindrical part and an arc block part, the circumferential outer wall of the arc block part is contacted with the second positioning plate 38, so that a thrust along the X axis direction is applied to the second positioning plate 38, when the second positioning plate 38 receives the thrust along the X axis direction, the thrust acts on the PCB body 6, so that the X axis direction of the PCB body 6 is kept horizontal, and when the rotating wheel 47 rotates to the cylindrical part, the rotating wheel 47 is separated from the second positioning plate 38, namely, the thrust along the X axis direction of the second positioning plate 38 is released, at the moment, the movable rod 29 fixed on one side of the second positioning plate 38 drives the second positioning plate 38 to reset through the reset of the spring 49, so that the second positioning plate 38 is separated from the PCB body 6 and is not contacted, the horizontal correction of the X axis direction of the PCB body 6 is realized, the subsequent adsorption and stacking work of the suction plate 8 on the PCB body 6 is not influenced, meanwhile, the worm 42 can be driven to rotate together in the rotating process of the turbine 43, the second rotating rod 27 can be driven to rotate through the rotation of the worm 42, the second gear 28 can be driven to rotate when the second rotating rod 27 rotates, the second gear 28 and the first gear 26 are meshed with each other, the first rotating rod 25 can be driven to rotate, the other rotating wheel 47 can be driven to rotate in the rotating process of the first rotating rod 25, the correction alignment of the Z axis direction of the PCB body 6 can be realized through the cooperation of the other rotating wheel 47 and the first positioning plate 24, the PCB body 6 is ensured to always keep the same position, the PCB body 6 below the PCB body 6 is not inclined due to the adsorption and separation of one group of the PCB bodies 6, the subsequent stacked multilayer PCB boards can be aligned, and the use requirement of people is met.

The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the invention.

Claims

1. The utility model provides an automatic device that stacks of multilayer PCB board, includes stage body (1) and set up in brace table (4) of stage body (1) one side, a serial communication port, the top of stage body (1) is provided with first plectane (2), the top fixedly connected with equidistance of first plectane (2) is circular distribution deposits case (3), deposit case (3) and placed PCB board body (6), the top fixedly connected with hydraulic stem (12) of brace table (4), the output fixedly connected with mounting panel (11) of hydraulic stem (12), the top outer wall fixedly connected with first motor (10) of mounting panel (11), the output fixedly connected with connecting plate (9) of first motor (10), the bottom fixedly connected with electric putter (13) of connecting plate (9), the inside of inhaling case (8) is seted up cavity, connecting hole (20) and inhaling hole are seted up respectively to the top and the bottom of inhaling case (8), the top of conveyer belt (7) are in the conveyer belt (7) of group (7), the conveyer belt (7) are all stacked in one side (7);

a rotating assembly for driving the first circular plate (2) to do circular motion is arranged in the table body (1);

a lifting assembly for driving the PCB body (6) to ascend is arranged in the storage box (3);

a positioning assembly used for correcting the PCB body (6) is arranged in the storage box (3);

the inside of the storage box (3) is provided with a driving component for driving the positioning component to move.

2. The automatic stacking device of the multilayer PCB according to claim 1, wherein the lifting assembly comprises a shell (14) fixedly connected with one side outer wall of the storage box (3), a second motor (15) is fixedly connected with the bottom of the shell (14), the second motor (15) is fixedly connected with the first circular plate (2), the output end of the second motor (15) is fixedly connected with a fourth rotating rod (36), one end of the fourth rotating rod (36) is fixedly connected with a threaded lead screw (22), the circumference outer wall of the threaded lead screw (22) is meshed with a threaded sleeve (34), the circumference outer wall of the threaded sleeve (34) is fixedly connected with a bent column (31), one end of the bent column (31) is fixedly connected with a placement plate (23), the PCB body (6) is stacked at the top of the placement plate (23), one side outer wall of the storage box (3) and the shell (14) is respectively provided with a first rectangular groove (21) and a second rectangular groove (40), and the first rectangular groove (21) and the second rectangular groove (40) penetrate through the first rectangular groove (40) from the first rectangular groove (21) to the first rectangular groove (40).

3. The automatic stacking device for the multi-layer Printed Circuit Boards (PCB) according to claim 2, wherein the driving assembly comprises a third gear (35) fixedly connected to the circumferential outer wall of the fourth rotating rod (36), the third gear (35) is meshed with a fourth gear (39), one side of the fourth gear (39) is fixedly connected with a third rotating rod (32), one end, far away from the fourth gear (39), of the third rotating rod (32) is fixedly connected with a sixth gear (45), the sixth gear (45) is meshed with a fifth gear (44), and the top of the fifth gear (44) is fixedly connected with a fifth rotating rod (46).

4. The automatic stacking device for the multi-layer Printed Circuit Boards (PCB) according to claim 3, wherein a turbine (43) is fixedly connected to the outer circumferential wall of the third rotating rod (32), second rotating rods (27) are rotatably connected to the inner side walls of the two sides of the storage box (3), a worm (42) is fixedly connected to the outer circumferential wall of each second rotating rod (27), the turbine (43) is meshed with the worm (42), a second gear (28) is fixedly connected to one end of each second rotating rod (27), a first gear (26) is meshed with the second gear (28), and a first rotating rod (25) is fixedly connected to the top of each first gear (26).

5. The automatic stacking device for the multi-layer PCB according to claim 4, wherein supporting blocks (41) are fixedly connected to inner walls of two sides of the storage box (3), and the bottom outer wall of the placement plate (23) is in contact with the top outer wall of the supporting blocks (41).

6. The automatic stacking device for the multi-layer Printed Circuit Boards (PCB) according to claim 5, wherein the positioning assembly comprises a rotating wheel (47) fixedly connected with the circumference outer wall of the fifth rotating rod (46), the other rotating wheel (47) is fixedly connected to the circumference outer wall of the first rotating rod (25), a first positioning plate (24) and a second positioning plate (38) are respectively arranged in the storage box (3), the rotating wheel (47) comprises a cylindrical part and an arc-shaped block part, and the circumference outer wall of the arc-shaped block part is respectively contacted with one side outer wall of the first positioning plate (24) and one side outer wall of the second positioning plate (38).

7. The automatic stacking device for the multi-layer Printed Circuit Boards (PCB) according to claim 6, wherein the inner walls of two sides of the storage box (3) are fixedly connected with a fixed cylinder (30), a spring (49) is welded on the inner wall of one side of the fixed cylinder (30), one end of the spring (49) is fixedly connected with a second circular plate (48), one side of the second circular plate (48) is fixedly connected with a movable rod (29), one end of the movable rod (29) is fixedly connected with the first positioning plate (24), and one end of the other movable rod (29) is fixedly connected with the second positioning plate (38).

8. The automatic stacking device for the multi-layer Printed Circuit Boards (PCB) according to claim 7, wherein a vertical plate (33) is fixedly connected to the inner wall of the bottom of the storage box (3), a circular groove is formed in one side of the vertical plate (33), a bearing is fixedly connected to the inner wall of the circumference of the circular groove, and the third rotating rod (32) is fixedly connected with the bearing.

9. The automatic stacking device for the multi-layer Printed Circuit Boards (PCB) according to claim 8, wherein the rotating assembly comprises a third motor (16) fixedly connected to the inner wall of the bottom of the table body (1), the output end of the third motor (16) is fixedly connected with a rotating rod, and the outer wall of the circumference of the rotating rod is fixedly connected with a driving gear (17).

10. The automatic stacking device for the multi-layer Printed Circuit Boards (PCB) according to claim 9, wherein the driving gear (17) is meshed with the driven gear (19), a rotating column (18) is fixedly connected to the inner circumferential wall of the driven gear (19), and one end of the rotating column (18) is fixedly connected to the outer bottom wall of the first circular plate (2).