High-efficiency plate pushing structure of PCB receiving machine

Abstract

The application discloses a high-efficiency plate pushing structure of a PCB collecting machine, belongs to the technical field of PCB production, and is used for solving the problem that the conveying roller way commonly used in the current PCB production industry is only responsible for conveying the circulation of PCBs, aligning, and then sucking the PCBs through a suction disc assembly, and that the PCBs with a relatively small thickness are wrinkled when being sucked on the conveying roller way, and that there is a certain risk; the high-efficiency plate pushing structure comprises a plate pushing mechanism, a conveying roller mechanism, a plate aligning mechanism, a side baffle lifting mechanism, a jacking roller lifting mechanism, a supporting plate, conveying rollers, jacking rollers, an upper side pushing rod, a side baffle, a lower side pushing rod, a conveying roller motor, an upper side pushing rod servo motor, a lower side pushing rod servo motor, a side baffle jacking cylinder, a jacking roller jacking cylinder and a supporting plate jacking cylinder; the plate pushing mechanism is newly added in the original conveying mechanism, so that the whole PCB is placed horizontally above the supporting plate before being sucked, then the PCB is sucked through the suction disc assembly, and the problem of wrinkle in the traditional sucking process is solved.

Description

TECHNICAL FIELD

[0001] The application belongs to the technical field of PCB production, and particularly relates to a high-efficiency plate pushing structure of a PCB plate collecting machine. BACKGROUND

[0002] PCB is printed circuit board, also known as printed wiring board, and is an important electronic component, a support body of electronic components, and a carrier of electrical interconnection of electronic components.

[0003] At present, the conveying roller commonly used in the PCB production industry is only responsible for conveying the flow of PCBs, aligning, and then sucking the PCBs through a suction disc assembly. When the thickness of the PCB is relatively thin, the PCBs will be wrinkled when sucked on the conveying roller, and there is a certain risk. Therefore, the application provides a high-efficiency plate pushing structure of a PCB plate collecting machine. SUMMARY

[0004] The application aims to provide a high-efficiency plate pushing structure of a PCB plate collecting machine to solve the problems in the background technology.

[0005] To achieve the above-mentioned purpose, the application provides the following technical scheme: a plate pushing mechanism, a conveying roller mechanism, a plate aligning mechanism, a side baffle lifting mechanism, and a jacking roller lifting mechanism.

[0006] The supporting plate of the plate pushing mechanism is provided with a plurality of slot holes for avoiding the conveying roller of the conveying roller mechanism and the jacking component of the jacking roller lifting mechanism. The top end of the conveying roller penetrates through the corresponding slot hole in the supporting plate for conveying the PCB. The jacking component of the jacking roller lifting mechanism can penetrate through the corresponding slot hole in the supporting plate to lift the PCB on the conveying roller.

[0007] Preferably, the plate pushing mechanism comprises a supporting plate, a supporting plate jacking cylinder, a supporting plate connecting piece, and a supporting plate jacking cylinder connecting plate. The lower surface of the supporting plate is provided with the supporting plate connecting piece, the lower surface of the supporting plate connecting piece is provided with the supporting plate jacking cylinder connecting plate, and the lower surface of the supporting plate jacking cylinder connecting plate is provided with the supporting plate jacking cylinder in the middle.

[0008] Preferably, the supporting plate jacking cylinder connecting plate is provided with two, and the lower surface of each of the two supporting plate jacking cylinder connecting plates is provided with the supporting plate jacking cylinder in the middle.

[0009] Preferably, the lower surface of the supporting plate jacking cylinder connecting plate is provided with a linear bearing at each corner, and the linear bearing is provided with a guide shaft inside. The guide shaft can move up and down in the linear bearing.

[0010] Preferably, the conveying roller mechanism comprises a conveying roller, a conveying roller motor, a first synchronous belt, a magnetic wheel, a conveying roller connecting piece, and a horizontal connection adjusting piece; the output end of the conveying roller motor is connected with the synchronous belt through a shaft coupling; one end of the first synchronous belt away from the conveying roller motor is connected with the magnetic wheel; the circumferential surface of the magnetic wheel is connected with the conveying roller through a right-angle transmission; and the lower side of the conveying roller is provided with the conveying roller connecting piece.

[0011] Preferably, the lower surface of the conveying roller connecting piece is provided with the horizontal connection adjusting piece at four corners, for adjusting the level and height of the conveying roller.

[0012] Preferably, the clapper mechanism comprises an upper side push rod, a lower side push rod, an upper side push rod servo motor, a lower side push rod servo motor, a linear bearing, a guide shaft, a second synchronous belt, an upper side push rod connecting piece, and a lower side push rod connecting piece; two second synchronous belts are arranged, and the output ends of the upper side push rod servo motor and the lower side push rod servo motor are connected with the second synchronous belts; the upper side push rod servo motor is connected with the upper side push rod through the second synchronous belt; the lower end of the upper side push rod is provided with the upper side push rod connecting piece; the lower side push rod servo motor is connected with the lower side push rod through the second synchronous belt; the lower end of the lower side push rod is provided with the lower side push rod connecting piece; and the upper side push rod connecting piece and the lower side push rod connecting piece are slidably connected with the linear bearing and the guide shaft.

[0013] Preferably, the side baffle lifting mechanism comprises a side baffle and a side baffle jacking cylinder; the output end of the side baffle jacking cylinder is connected with the side baffle.

[0014] Preferably, the jacking roller lifting mechanism comprises a jacking roller, a jacking roller jacking cylinder, a jacking roller jacking cylinder connecting plate, four guide shafts, four linear bearings, and a jacking roller connecting piece; the output end of the jacking roller jacking cylinder is connected with the jacking roller jacking cylinder connecting plate; the four corners of the jacking roller jacking cylinder connecting plate are provided with the guide shafts; the upper surfaces of the four guide shafts are provided with the linear bearings; one end of the four linear bearings away from the guide shafts is connected with the jacking roller connecting piece; and the upper surfaces of the jacking roller connecting piece are provided with jacking parts.

[0015] Compared with the prior art, the PCB plate pushing mechanism has the following beneficial effects:

[0016] The high-efficiency plate pushing structure of the PCB plate collecting machine solves the problem of wrinkles in the traditional suction process by newly adding the plate pushing mechanism, so that the whole PCB plate is flat on the upper side of the supporting plate before being sucked, and then the PCB plate is sucked by the suction disc assembly. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is a schematic diagram of the PCB plate production pushing mechanism.

[0018] Figure 2 Structure diagram of the roller conveying mechanism for the PCB production of the present application;

[0019] Figure 3 Structure diagram of the lifting roller conveying mechanism for the PCB production of the present application;

[0020] Figure 4 Structure diagram of the PCB production plate hitting mechanism and side baffle lifting mechanism of the present application;

[0021] Figure 5 Structure diagram of the conveying mechanism commonly used in the present stage PCB production industry.

[0022] In the figure: 1, supporting plate; 2, conveying roller; 3, lifting roller; 4, upper side push rod; 5, side baffle; 6, lower side push rod; 7, conveying roller motor; 8, upper side push rod servo motor; 9, lower side push rod servo motor; 10, side baffle lifting cylinder; 11, lifting roller lifting cylinder; 12, supporting plate lifting cylinder; 13, supporting plate connecting piece; 14, lifting cylinder connecting plate; 15, linear bearing; 16, guide shaft; 17, lifting roller lifting cylinder connecting plate; 18, guide shaft; 19, linear bearing; 20, lifting roller connecting piece; 21, synchronous belt; 22, magnetic wheel; 23, conveying roller connecting piece; 24, horizontal connecting adjusting piece; 25, linear bearing; 26, guide shaft; 27, second synchronous belt; 28, upper side push rod connecting piece; 29, lower side push rod connecting piece. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the present application will be described clearly and completely 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, rather than all the embodiments. Based on the embodiments in the present application, all the other embodiments obtained by those skilled in the art without creative work fall within the protection scope of the present application.

[0024] Please refer to Figures 1-5The application discloses a high-efficiency pushing plate structure of a PCB collecting machine, which comprises a pushing plate mechanism, a conveying roller mechanism, a plate hitting mechanism, a side baffle lifting mechanism and a jacking roller lifting mechanism.The pushing plate mechanism comprises a supporting plate 1, a supporting plate jacking cylinder 12, a supporting plate connecting piece 13, a supporting plate jacking cylinder connecting plate 14, a linear bearing 15 and a guide shaft 16.A plurality of slot holes are formed in the supporting plate 1 and used for avoiding the conveying roller of the conveying roller mechanism and the jacking component of the jacking roller lifting mechanism.The top end of the conveying roller 2 penetrates through the corresponding slot hole in the supporting plate 1 and is used for conveying the PCB.The jacking component of the jacking roller lifting mechanism can penetrate through the corresponding slot hole in the supporting plate 1 and jack up the PCB on the conveying roller 2.The lower surface of the supporting plate 1 is provided with the supporting plate connecting piece 13.The lower surface of the supporting plate connecting piece 13 is provided with the supporting plate jacking cylinder connecting plate 14.The supporting plate jacking cylinder connecting plate 14 is provided with two supporting plate jacking cylinder connecting plates 14.The lower surfaces of the two supporting plate jacking cylinder connecting plates 14 are both provided with the supporting plate jacking cylinder 12.The lower surfaces of the two supporting plate jacking cylinder connecting plates 14 are both provided with the linear bearing 15.The linear bearing 15 is provided with the guide shaft 16.The guide shaft 16 can move up and down in the linear bearing 15.The linear bearing 15 limits the guide shaft 16 to move linearly.The jacking roller jacking cylinder 11 is used as power to realize stable lifting movement quickly, so that the jacking roller lifting mechanism can realize high-precision stable movement.The conveying roller mechanism comprises the conveying roller 2, a conveying roller motor 7, a first synchronous belt 21, a magnetic wheel 22, a conveying roller connecting piece 23 and a horizontal connection adjusting piece 24.The output end of the conveying roller motor 7 is connected with the synchronous belt 21 through a shaft coupling.The one end of the first synchronous belt 21 away from the conveying roller motor 7 is connected with the magnetic wheel 22.The circumferential surface of the magnetic wheel 22 is connected with the conveying roller 2 through a right-angle transmission.The lower portion of the conveying roller 2 is provided with the conveying roller connecting piece 23.The conveying roller connecting piece 23 is a bearing for connecting the two sides of the conveying roller 2.The lower surfaces of the four corners of the conveying roller mechanism are provided with the horizontal connection adjusting piece 24.The horizontal connection adjusting piece 24 is used for adjusting the level and height of the conveying roller.The plate hitting mechanism comprises an upper side pushing rod 4, a lower side pushing rod 6, an upper side pushing rod servo motor 8, a lower side pushing rod servo motor 9, a linear bearing 25, a guide shaft 26, a second synchronous belt 27, an upper side pushing rod connecting piece 28 and a lower side pushing rod connecting piece 29.The second synchronous belt 27 is provided with two second synchronous belts 27.The output ends of the upper side pushing rod servo motor 8 and the lower side pushing rod servo motor 9 are both connected with the second synchronous belt 27.The upper side pushing rod servo motor 8 is connected with the upper side pushing rod 4 through the second synchronous belt 27.The upper side pushing rod 4 is connected with the second synchronous belt 27 through the upper side pushing rod connecting piece 28 arranged at the lower end.The lower side pushing rod servo motor 9 is connected with the lower side pushing rod 6 through the second synchronous belt 27.The lower side pushing rod 6 is connected with the second synchronous belt 27 through the lower side pushing rod connecting piece 29 arranged at the lower end.The upper side pushing rod connecting piece 28 and the lower side pushing rod connecting piece 29 are both connected with the linear bearing 25 and the guide shaft 26.The side baffle lifting mechanism comprises a side baffle 5 and a side baffle jacking cylinder 10.The output end of the side baffle jacking cylinder 10 is connected with the side baffle 5, the jacking roller lifting mechanism comprises a jacking part, a jacking roller jacking cylinder 11, a jacking roller jacking cylinder connecting plate 17, guide shafts 18, four linear bearings 19 and a jacking roller connecting piece 20, wherein the jacking part is the jacking roller 3; the output end of the jacking roller jacking cylinder 11 is connected with the jacking roller jacking cylinder connecting plate 17, the jacking roller jacking cylinder connecting plate 17 is provided with the guide shafts 18 at four corners, the upper surfaces of the four guide shafts 18 are all provided with the linear bearings 19, the ends of the four linear bearings 19 away from the guide shafts 18 are all connected with the jacking roller connecting piece 20, and the upper surfaces of the jacking roller connecting piece 20 are all provided with the jacking rollers 3.

[0025] It should be noted that the conveying roller motor 7 works, the output end of the conveying roller motor 7 can drive the synchronous belt 21 to rotate, the synchronous belt 21 rotates to drive the magnetic wheel 22 to rotate, the magnetic wheel 22 is perpendicular to the shaft of the conveying roller 2, the two shafts are in the same plane, and the conveying roller 2 is driven to rotate in a right-angle transmission mode, thereby driving the PCB board on the circumferential surface of the conveying roller 2 to flow, during which the side baffle jacking cylinder 10 drives the side baffle 5 to rise and fall, the sensor (not shown in the figure) located in the inside of the side baffle 5 detects the PCB board, the conveying roller motor 7 stops, and the PCB board stops flowing. Then the jacking roller jacking cylinder 11 works, and the jacking roller jacking cylinder connecting plate 17, the guide shafts 18, the linear bearings 19 and the jacking roller connecting piece 20 are matched to drive the jacking roller 3 to pass through the slot holes on the supporting plate 1 to jacking lift the PCB board on the conveying roller 2. The upper side push rod servo motor 8 drives the upper side push rod 4, and the lower side push rod servo motor 9 drives the lower side push rod 6 to align the PCB board on the jacking roller 3 under the cooperation of the guide shaft 26, the synchronous belt 27, the upper side push rod connecting piece 28 and the lower side push rod connecting piece 29. Then the jacking roller jacking cylinder 11 drives the jacking roller 3 to descend, and the supporting plate jacking cylinder 12 drives the supporting plate 1 to jacking, at this time, the PCB board is placed on the upper side of the supporting plate 1.

[0026] The working principle and use process of the present application are as follows: when the device is used, the PCB board flows on the conveying roller 2, the side baffle jacking cylinder 10 drives the side baffle 5 to rise and fall, the sensor detects the PCB board, the conveying roller motor 7 stops, the jacking roller jacking cylinder 11 drives the jacking roller 3 to pass through the slot holes on the supporting plate 1 to jacking, and the jacking roller 3 lifts the PCB board on the conveying roller 2. The upper side push rod servo motor 8 drives the upper side push rod 4, and the lower side push rod servo motor 9 drives the lower side push rod 6 to align the PCB board on the jacking roller 3, the jacking roller jacking cylinder 11 drives the jacking roller 3 to descend, and the supporting plate jacking cylinder 12 drives the supporting plate 1 to jacking, at this time, the PCB board is placed on the upper side of the supporting plate 1.

[0027] While embodiments of the application have been shown and described, it is to be understood that the embodiments described are merely exemplary of the principles and application of the present application. Numerous modifications and adaptions can be effected without departing from the spirit and scope of the present application, which is not limited to the exact construction and arrangement described. It is intended, therefore, to cover all modifications and adaptions that fall within the scope of the claims and their equivalents.

Claims

1. A high-efficiency pusher structure for a PCB board receiving machine, comprising a pusher mechanism, a conveyor roller mechanism, a patting mechanism, a side baffle lifting mechanism, and a top roller lifting mechanism; characterized in that: The push plate mechanism has multiple slots on its support plate (1) to avoid the conveying roller (2) of the conveying roller mechanism and the lifting component of the lifting roller mechanism. The top of the conveying roller (2) passes through the corresponding slot on the support plate (1) for conveying the PCB board. The push plate mechanism includes a pallet lifting cylinder (12) located in the middle of the lower surface of the pallet lifting cylinder connecting plate (14). The lifting component of the lifting roller mechanism can lift the PCB board on the conveying roller (2) through the corresponding slot on the pallet (1). The clapping mechanism claps the PCB board on the lifting roller mechanism. The lifting roller mechanism descends. The pallet lifting cylinder (12) drives the pallet (1) to rise, so that the PCB board is placed flat above the pallet (1).

2. The high-efficiency pusher structure of a PCB board receiving machine according to claim 1, characterized in that: The push plate mechanism includes a pallet (1), a pallet connector (13), and a pallet lifting cylinder connecting plate (14); the lower surface of the pallet (1) is provided with the pallet connector (13), and the lower surface of the pallet connector (13) is provided with the pallet lifting cylinder connecting plate (14).

3. The high-efficiency pusher structure of a PCB board receiving machine according to claim 2, characterized in that: Two pallet lifting cylinder connecting plates (14) are provided, and pallet lifting cylinders (12) are provided in the middle of the lower surface of the two pallet lifting cylinder connecting plates (14).

4. The high-efficiency pusher structure of a PCB board receiving machine according to claim 2 or 3, characterized in that: The lower surface of the pallet lifting cylinder connecting plate (14) is provided with linear bearings (15) at the four corners. The linear bearings (15) are provided with guide shafts (16), which can move up and down within the linear bearings (15).

5. The high-efficiency pusher structure of a PCB board take-up machine according to claim 1, characterized in that: The conveying roller mechanism includes a conveying roller (2), a conveying roller motor (7), a first synchronous belt (21), a magnetic wheel (22), a conveying roller connector (23), and a horizontal connecting adjustment component (24). The output end of the conveying roller motor (7) is connected to the synchronous belt (21) via a coupling. The end of the first synchronous belt (21) away from the conveying roller motor (7) is connected to the magnetic wheel (22). The conveying roller (2) is driven at a right angle on the circumferential surface of the magnetic wheel (22). The conveying roller connector (23) is provided below the conveying roller (2).

6. The high-efficiency pusher structure of a PCB board receiving machine according to claim 5, characterized in that: The lower surface of the conveyor roller connector (23) is provided with horizontal connecting adjustment parts (24) at the four corners, which are used to adjust the level and height of the conveyor roller track.

7. The high-efficiency pusher structure of a PCB board receiving machine according to claim 1, characterized in that: The clapping mechanism includes an upper push rod (4), a lower push rod (6), an upper push rod servo motor (8), a lower push rod servo motor (9), a linear bearing (25), a guide shaft (26), a second synchronous belt (27), an upper push rod connector (28), and a lower push rod connector (29); two second synchronous belts (27) are provided, and the output ends of the upper push rod servo motor (8) and the lower push rod servo motor (9) are both connected to the second synchronous belt (27). The motor (8) is connected to the upper push rod (4) via the second synchronous belt (27). The lower end of the upper push rod (4) is provided with an upper push rod connector (28). The lower push rod servo motor (9) is connected to the lower push rod (6) via the second synchronous belt (27). The lower end of the lower push rod (6) is provided with a lower push rod connector (29). The upper push rod connector (28) and the lower push rod connector (29) are both slidably connected to the linear bearing (25) and the guide shaft (26).

8. The high-efficiency pusher structure of a PCB board take-up machine according to claim 1, characterized in that: The side baffle lifting mechanism includes a side baffle (5) and a side baffle lifting cylinder (10); the output end of the side baffle lifting cylinder (10) is connected to the side baffle (5).

9. The high-efficiency pusher structure of a PCB board receiving machine according to claim 1, characterized in that: The lifting roller lifting mechanism includes a lifting component, a lifting roller lifting cylinder (11), a lifting roller lifting cylinder connecting plate (17), a guide shaft (18), a linear bearing (19), and a lifting roller connecting piece (20). The output end of the lifting roller lifting cylinder (11) is connected to the lifting roller lifting cylinder connecting plate (17). The four corners of the lifting roller lifting cylinder connecting plate (17) are provided with guide shafts (18). The upper surfaces of the four guide shafts (18) are provided with linear bearings (19). The ends of the four linear bearings (19) away from the guide shafts (18) are connected to the lifting roller connecting piece (20). The upper surface of the lifting roller connecting piece (20) is provided with a lifting component.

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