CN214228550U - Accurate perforating device of printed circuit board - Google Patents

Abstract

The utility model relates to the field of printed circuit boards, in particular to a precise punching device of a printed circuit board, which comprises an operating platform fixed on a frame, four positioning plates for fixing plates are uniformly fixed on the operating platform, a screw rod I and a slide rod I are respectively and vertically fixed on the operating platform at the two sides of the positioning plates, the screw rod I is driven by a motor I to rotate, a pressing plate is fixed above a plate in the middle of the four positioning plates, the screw rod I penetrates through the pressing plate and is in threaded connection with the pressing plate, the sliding rod I penetrates through the pressing plate and is in sliding connection with the pressing plate, a plurality of extrusion mechanisms for fixing the plates are uniformly fixed on the pressure plate, an air cylinder I is fixed on an operating platform in front of the positioning plate, the push plate that cylinder I promoted panel through piston rod fixedly connected with, be equipped with the through-hole that runs through the operation panel on the operation panel at locating plate rear, the through-hole left and right sides all is fixed with cylinder II. The PCB punching device can effectively punch the PCB.

Description

Accurate perforating device of printed circuit board

[ technical field ] A method for producing a semiconductor device

The utility model relates to a printed circuit board field especially relates to an accurate perforating device of printed circuit board.

[ background of the invention ]

The PCB, the name of which is printed circuit board, is also called printed circuit board, is an important electronic component, is a support of the electronic component, is a carrier for electrical connection of the electronic component, and the printed circuit board develops from single layer to double-sided, multi-layer and flexible, and still keeps respective development trend. In the conventional PCB manufacturing, the PCB is drilled for the subsequent soldering of electronic components. At present, the PCB needs to be manually placed on the drilling machine from the storage rack, and the PCB is placed back on the storage rack by hands when drilling is completed, so that the board collecting and releasing mode is high in labor cost and low in working efficiency.

The utility model discloses it is not enough to solve prior art and research and propose.

[ Utility model ] content

The utility model aims at overcoming above-mentioned prior art's shortcoming, providing an accurate perforating device of printed circuit board, can carry the circuit board automatically and carry out the accuracy to the circuit board and punch.

The utility model discloses can realize through following technical scheme:

the utility model discloses a precise punching device for a printed circuit board, which comprises an operation table fixed on a frame, wherein four positioning plates for fixing plates are uniformly fixed on the operation table, a screw rod I and a slide rod I are respectively vertically fixed on the operation tables at two sides of the positioning plate, the screw rod I is driven by a motor I to rotate, a pressing plate is fixed above the plates in the middle of the four positioning plates, the screw rod I passes through the pressing plate and is in threaded connection with the pressing plate, the slide rod I passes through the pressing plate and is in sliding connection with the pressing plate, a plurality of extrusion mechanisms for fixing the plates are also uniformly fixed on the pressing plate, a cylinder I is fixed on the operation table at the front of the positioning plate, the cylinder I is fixedly connected with a push plate for pushing the plates through a piston rod, a through hole penetrating through the operation table is arranged on the operation table at the rear part of the positioning plate, and cylinders II are fixed on the left side and the right side of the through hole, the output ends of the two cylinders II are respectively fixed with a fixed block right facing the through hole, a fixed plate is fixed on an operation table at one side of the through hole far away from the push plate, vertical plates are symmetrically fixed at the left side and the right side of the operation table, a threaded pipe is fixed on the vertical plate at the left side, a screw rod III is fixed on the operation table, the screw rod III penetrates through the threaded pipe and is in threaded connection with the threaded pipe, the screw rod III is driven by a motor III to rotate, a sliding sleeve is fixed on the vertical plate at the right side, a sliding rod III is fixed on the operation table, the sliding rod III penetrates through the sliding sleeve and is in sliding connection with the sliding sleeve, a screw rod II and a sliding rod II are fixed between the two vertical plates, the screw rod II is driven by the motor II to rotate, a sliding table in threaded connection with the screw rod II is fixed on the screw rod II, the sliding table is penetrated through and is in sliding connection with the sliding table, and a sliding block is further arranged below the sliding table, the drill bit is characterized in that a threaded sleeve is fixed on the sliding block, a motor IV is fixed on the sliding table, a screw rod is fixed at the output end of the motor IV, the tail end of the screw rod extends into the interior of the threaded sleeve and is in threaded connection with the threaded sleeve, a sliding rod IV is further fixed on the sliding table, the sliding rod IV penetrates through the sliding block and is in sliding connection with the sliding block, a drilling motor is further fixed on the sliding block, and a drill bit is fixed at the output end of the drilling motor. The PCB board to be drilled is stacked in order and then placed on an operation table among four positioning plates, a motor I is started, the motor I drives a screw rod I to rotate, the screw rod I is in threaded connection with a pressing plate, when the screw rod I rotates, the pressing plate moves downwards, an extrusion mechanism below the pressing plate is in contact with the PCB board and then fixes the PCB board, after the PCB board is fixed, a cylinder I is started, a piston rod on the cylinder I extends, the pressing plate moves, the pressing plate is in contact with the PCB board at the lowest part of the pressing plate and pushes the PCB board at the lowest part to move, after the PCB board at the lowest part moves to be in contact with a fixed plate, the pressing plate stops moving, two cylinders II are started, a piston rod on the cylinder II extends, two fixed blocks are in contact with two sides of the PCB board respectively and then fix the PCB board, a motor II is started, a screw rod II on the motor II rotates, when the screw rod II rotates, the sliding table moves in the direction of the screw rod II, after the sliding table moves to a designated position, the motor III is started, the motor III drives the screw rod III to rotate, the screw rod III is in threaded connection with a threaded pipe fixed on the vertical plate, when the screw rod III rotates, the vertical plate moves in the direction of the screw rod III, namely, a drill bit moves back and forth on the operating table, after the drill bit is moved to a specified position, the motor IV drives the screw rod to rotate, because the screw rod is in threaded connection with a threaded sleeve, and the slide rod IV is in sliding connection with the slide block, when the screw rod rotates, the slide block moves downwards, the drill bit is driven to rotate at a high speed by the drilling motor, the drill bit is in contact with the PCB fixed above the through hole and then carries out drilling operation on the PCB, after the PCB is drilled, the motor IV drives the screw rod to rotate in the reverse direction, the slide block rises, after the drill bit is separated from the PCB, the drill bit is driven to move left and right by the motor II again, the drill bit moves back and forth by the motor III, after the drill bit is moved to the specified position again, the screw rod is driven to rotate by the motor IV, drill bit descends the back once more and drills the PCB board, the back has all been bored in the hole on the PCB board, II starts of cylinder, II last piston rods of cylinder shorten, the fixed block separates with the PCB board, and I synchronous start of cylinder, I last piston rod of cylinder shortens, the initial position is got back to the push pedal, after the push pedal separated with the PCB board, the PCB board of accomplishing punches drops in the collection device of operation panel below through the through-hole, the circulation operation, can carry the PCB board automatically and accomplish whole operations of punching to the PCB board after the assigned position, need not manual transport PCB board, and control about through II and the III drive drill bit of lead screw, can remove the assigned position with the drill bit, thereby realize punching the PCB board accuracy.

Preferably, the extrusion mechanism comprises a pressure rod which penetrates through the pressure plate and is in sliding connection with the pressure plate, a pressing block for extruding the plate is fixed at the bottom of the pressure rod, a limiting plate is fixed at the upper end of the pressure rod, the pressure plate penetrates through the upper end of the pressure rod, a limiting plate is fixed at the top of the pressure rod, and springs in a compressed state are fixed between the pressure plate and the pressing block. The pressing block is pushed by the spring to extrude the PCB, so that rigid extrusion of the PCB can be avoided, and scratching damage of the PCB can be avoided.

Preferably, two positioning plates on the operating platform, which are close to the cylinder I, are respectively fixed with a front baffle, the other two positioning plates are respectively fixed with a rear baffle, and the height of the front baffle is shorter than that of the rear baffle. When placing the PCB board, the clamp plate removes behind the top, places the PCB board between four locating plates from the overhead side of preceding baffle to can fix a position through the backplate.

Preferably, the cross sections of the two fixed blocks are both stepped. After the stepped fixed block is contacted with the PCB, the PCB is positioned and the bottom of the PCB is supported by the stepped fixed block, so that the PCB can be effectively fixed.

Compared with the prior art, the utility model has the advantages that:

1. through the device, the PCB can be automatically conveyed to the designated position and then is subjected to all punching operations.

2. This device can carry out the operation of punching to a plurality of hole sites on the PCB board accurately.

[ description of the drawings ]

The following detailed description of embodiments of the present invention is provided with reference to the accompanying drawings, in which:

fig. 1 is a schematic structural view of the present invention;

fig. 2 is another angle structure diagram of the present invention;

FIG. 3 is an enlarged view of FIG. 1 at A;

FIG. 4 is an enlarged view of FIG. 2 at B;

in the figure: 1. a frame; 2. an operation table; 3. positioning a plate; 4. a front baffle; 5. a tailgate; 6. a plate material; 7. a screw rod I; 8. a motor I; 9. a slide bar I; 10. pressing a plate; 11. an extrusion mechanism; 111. a pressure lever; 112. briquetting; 113. a spring; 114. a limiting plate; 12. a cylinder I; 13. pushing the plate; 14. a through hole; 15. a cylinder II; 16. a fixed block; 17. a vertical plate; 18. A screw rod II; 19. a sliding rod II; 20. a motor II; 21. a sliding table; 22. a screw mandrel III; 23. a slide bar III; 24. a motor III; 25. a threaded pipe; 26. a motor IV; 27. a slider; 28. a threaded sleeve; 29. a drilling motor; 30. a drill bit; 31. a slide bar IV; 32. a fixing plate; 33. a screw;

[ detailed description ] embodiments

The following detailed description of embodiments of the present invention is made with reference to the accompanying drawings:

as shown in figures 1 to 4, the utility model discloses a precise punching device for printed circuit boards, which comprises an operation table 2 fixed on a frame 1, wherein four positioning plates 3 for fixing plates 6 are uniformly fixed on the operation table 2, a screw rod I7 and a slide rod I9 are respectively vertically fixed on the operation table 2 at two sides of the positioning plate 3, the screw rod I7 is driven by a motor I8 to rotate, a pressing plate 10 is fixed above the plate 6 in the middle of the four positioning plates 3, the screw rod I7 passes through the pressing plate 10 and is in threaded connection with the pressing plate 10, the slide rod I9 passes through the pressing plate 10 and is in sliding connection with the pressing plate 10, a plurality of extruding mechanisms 11 for fixing the plates 6 are also uniformly fixed on the pressing plate 10, an air cylinder I12 is fixed on the operation table 2 in front of the positioning plate 3, the air cylinder I12 is fixedly connected with a push plate 13 for pushing the plates 6 through a piston rod, a through hole 14 penetrating through the operation table 2 is arranged on the operation table 2 at the rear of the positioning plate 3, the left side and the right side of the through hole 14 are respectively fixed with an air cylinder II 15, the output ends of the two air cylinders II 15 are respectively fixed with a fixed block 16 which is opposite to the through hole 14, a fixed plate 32 is fixed on the operation table 2 at one side of the through hole 14 far away from the push plate 13, vertical plates 17 are symmetrically fixed at the left side and the right side of the operation table 2, a threaded pipe 25 is fixed on the vertical plate 17 at the left side, a screw rod III 22 is also fixed on the operation table 2, the screw rod III 22 passes through the threaded pipe 25 and is in threaded connection with the threaded pipe 25, the screw rod III 22 is driven to rotate by a motor III 24, a sliding sleeve is fixed on the vertical plate 17 at the right side, a sliding rod III 23 is also fixed on the operation table 2, the sliding rod III 23 passes through the sliding sleeve and is in sliding connection with the sliding sleeve, a screw rod II 18 and a sliding rod II 19 are fixed between the two vertical plates 17, the screw rod II 18 is driven to rotate by a motor II 20, a sliding table 21 which is fixed on the screw rod II 18, and the sliding table 21 which is in threaded connection with the screw rod II 19, a sliding block 27 is further arranged below the sliding table 21, a threaded sleeve 28 is fixed on the sliding block 27, a motor IV 26 is fixed on the sliding table 21, a screw 33 is fixed at the output end of the motor IV 26, the tail end of the screw 33 extends into the threaded sleeve 28 and is in threaded connection with the threaded sleeve 28, a sliding rod IV 31 is further fixed on the sliding table 21, the sliding rod IV 31 penetrates through the sliding block 27 and is in sliding connection with the sliding block 27, a drilling motor 29 is further fixed on the sliding block 27, and a drill bit 30 is fixed at the output end of the drilling motor 29. The PCB to be drilled is stacked in order and then placed on an operation table 2 among four positioning plates 3, a motor I8 is started, the motor I8 drives a screw rod I7 to rotate, the screw rod I7 is in threaded connection with a pressing plate 10, when the screw rod I7 rotates, the pressing plate 10 moves downwards, an extrusion mechanism 11 below the pressing plate 10 is in contact with the PCB to fix the PCB, an air cylinder I12 is started after the PCB is fixed, a piston rod on the air cylinder I12 extends, a pushing plate 13 moves, the pushing plate 13 is in contact with the PCB at the lowest part of the pressing plate 10 to push the PCB at the lowest part to move, the pushing plate 13 stops moving after the PCB at the lowest part moves to be in contact with a fixing plate 32, two air cylinders II 15 are started, a piston rod on the air cylinder II 15 extends, two fixing blocks 16 are respectively in contact with two sides of the PCB to fix the PCB, the motor II 20 is started, the screw rod II 18 on the motor II 20 rotates, and the screw rod II 18 is in threaded connection with a sliding table 21, when the screw II 18 rotates, the sliding table 21 moves in the direction of the screw II 18, after the sliding table 21 moves to a specified position, the motor III 24 is started, the motor III 24 drives the screw III 22 to rotate, because the screw III 22 is in threaded connection with the threaded pipe 25 fixed on the vertical plate 17, when the screw III 22 rotates, the vertical plate 17 moves in the direction of the screw III 22, namely the drill 30 moves back and forth on the operation table 2, after the drill 30 moves to the specified position, the motor IV 26 drives the screw 33 to rotate, because the screw 33 is in threaded connection with the threaded sleeve 28, and the slide rod IV 31 is in sliding connection with the slide block 27, when the screw 33 rotates, the slide block 27 moves downwards, and drives the drill 30 to rotate at a high speed through the drilling motor 29, after the drill 30 contacts with the PCB fixed above the through hole 14, the drilling operation is carried out on the PCB, after the PCB is drilled, the motor IV 26 drives the screw 33 to rotate reversely, and the slide block 27 rises, after the drill bit 30 is separated from the PCB, the drill bit 30 is driven to move left and right through the motor II 20 again, the drill bit 30 is driven to move back and forth through the motor III 24, after the drill bit 30 is moved to the designated position again, the screw 33 is driven to rotate through the motor IV 26, the drill bit 30 descends again to drill the PCB, after holes on the PCB are drilled, the air cylinder II 15 is started, a piston rod on the air cylinder II 15 is shortened, the fixed block 16 is separated from the PCB, the air cylinder I12 is synchronously started, a piston rod on the air cylinder I12 is shortened, the push plate 13 returns to the initial position, after the push plate 13 is separated from the PCB, the PCB after drilling drops to a collecting device below the operating platform 2 through the through hole 14, the circular operation is carried out, the PCB can be automatically conveyed to the designated position by the device, the whole drilling operation is completed on the PCB without manually conveying the PCB, and the drill bit 30 is driven to move left and right through the screw II 18 and right 22, the drill 30 can be moved to a designated position to achieve precise punching of the PCB panel.

The pressing mechanism 11 includes a pressing rod 111 penetrating through the pressing plate 10 and slidably connected to the pressing plate 10, a pressing block 112 for pressing the plate 6 is fixed at the bottom of the pressing rod 111, a limiting plate 114 is fixed at the top of the pressing rod 111 and penetrates through the pressing plate 10, and springs 113 in a compressed state are fixed between the pressing plate 10 and the pressing block 112. The pressing block 112 is pushed by the spring 113 to extrude the PCB, so that rigid extrusion of the PCB can be avoided, and scratching and damage of the PCB can be avoided.

Wherein, all be fixed with preceding baffle 4 on two locating plates 3 that are close to cylinder I12 on the operation panel 2, all be fixed with backplate 5 on other two locating plates 3, preceding baffle 4 height is short than backplate 5 height. When placing the PCB, the pressing plate 10 moves to the top, and then the PCB is placed between the four positioning plates 3 from the top of the front baffle 4, and can be positioned by the rear baffle 5.

Wherein, the sections of the two fixed blocks 16 are both in a ladder shape. After the stepped fixed block 16 is contacted with the PCB, the PCB is positioned and supported at the bottom of the PCB by the stepped fixed block 16, so that the PCB can be effectively fixed.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, many changes, modifications, substitutions and variations can be made to the embodiments without departing from the technical principles of the present invention, and these changes, modifications, substitutions and variations should also be considered as the protection scope of the present invention.

Claims (3)

1. The utility model provides an accurate perforating device of printed circuit board, is including fixing the operation panel in the frame, its characterized in that: the plate pressing machine is characterized in that positioning plates for fixing plates are uniformly fixed on an operating table, a screw rod I and a slide rod I are vertically fixed on the operating table on two sides of the positioning plate respectively, the screw rod I is driven by a motor I to rotate, a pressing plate is fixed above the plate in the middle of the four positioning plates, the screw rod I penetrates through the pressing plate and is in threaded connection with the pressing plate, the slide rod I penetrates through the pressing plate and is in sliding connection with the pressing plate, a plurality of plate fixing extrusion mechanisms are uniformly fixed on the pressing plate, a cylinder I is fixed on the operating table in front of the positioning plate, the cylinder I is fixedly connected with a push plate for pushing the plates through a piston rod, a through hole penetrating through the operating table is arranged on the operating table behind the positioning plate, cylinders II are fixed on the left side and the right side of the through hole, fixing blocks opposite to the through hole are fixed at output ends of the two cylinders II, and a fixing plate is fixed on the operating table on one side of the through hole far away from the push plate, vertical plates are symmetrically fixed on the left side and the right side of the operating platform, a threaded pipe is fixed on the vertical plate on the left side, a lead screw III is fixed on the operating platform, the lead screw III penetrates through the threaded pipe and is in threaded connection with the threaded pipe, the lead screw III is driven by a motor III to rotate, a sliding sleeve is fixed on the vertical plate on the right side, a sliding rod III is fixed on the operating platform, the sliding rod III penetrates through the sliding sleeve and is in sliding connection with the sliding sleeve, a lead screw II and a sliding rod II are fixed between the two vertical plates, the lead screw II is driven by the motor II to rotate, a sliding table in spiral connection with the lead screw II is fixed on the lead screw II, the sliding rod II penetrates through the sliding table and is in sliding connection with the sliding table, a sliding block is further arranged below the sliding table, a threaded sleeve is fixed on the sliding block, a motor IV is fixed on the sliding table, a screw rod is fixed on the output end of the motor IV, and the tail end of the screw rod extends into the interior of the threaded sleeve and is in threaded connection with the threaded sleeve, a sliding rod IV is further fixed on the sliding table, penetrates through the sliding block and is in sliding connection with the sliding block, a drilling motor is further fixed on the sliding block, and a drill bit is fixed at the output end of the drilling motor.

2. The precise perforating device for printed circuit boards as claimed in claim 1, characterized in that: the extrusion mechanism comprises a pressing rod which penetrates through the pressing plate and is in sliding connection with the pressing plate, a pressing block for extruding the plate is fixed at the bottom of the pressing rod, a limiting plate is fixed at the upper end of the pressing rod, the pressing plate penetrates through the upper end of the pressing rod, a limiting plate is fixed at the top of the pressing rod, and springs in a compressed state are fixed between the pressing plate and the pressing block.

3. The precise perforating device for printed circuit boards as claimed in claim 1, characterized in that: two positioning plates close to the air cylinder I on the operating platform are respectively provided with a front baffle, the other two positioning plates are respectively provided with a rear baffle, and the height of the front baffle is lower than that of the rear baffle.

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