CN116330391A

CN116330391A - Die cutting machine for flexible circuit board processing

Info

Publication number: CN116330391A
Application number: CN202310371076.4A
Authority: CN
Inventors: 向秀芳; 胡泽有
Original assignee: Shenzhen Quanzheng Technology Co ltd
Current assignee: Shenzhen Quanzheng Technology Co ltd
Priority date: 2023-04-04
Filing date: 2023-04-04
Publication date: 2023-06-27
Anticipated expiration: 2043-04-04
Also published as: CN116330391B

Abstract

The application discloses a cross cutting machine is used in flexible circuit board processing relates to cross cutting machine technical field. The application comprises the following steps: the device comprises a base, a stamping plate fixedly arranged on the base, a stamping cylinder fixedly arranged on the base and positioned above the stamping plate, and a force application plate connected to the output end of the stamping cylinder; the first sliding frame is vertically arranged on the stamping plate in a sliding manner, and a supporting block is constructed on the first sliding frame; and a driving assembly arranged on the base. This application is through the cooperation between drive assembly and the first carriage to after the punching press is accomplished to the application of force board, first carriage can move down under drive assembly effect, thereby makes the piece that the punching press left can drop in the through-hole, and fall on the supporting shoe, the cooperation of rethread jet assembly, jet assembly can jet to the supporting shoe, thereby blow off the piece on the supporting shoe, the whole process just has realized the automatic clearance to the piece, compare in with prior art, the trouble that needs artifical clearance piece after having reduced the punching press.

Description

Die cutting machine for flexible circuit board processing

Technical Field

The application relates to the technical field of die cutting machines, in particular to a die cutting machine for processing a flexible circuit board.

Background

Flexible circuit boards, also known as "flexible boards," are printed circuits made from flexible, insulating substrates. The flexible circuit provides excellent electrical performance, meets the design requirements of smaller and higher density mounting, and also helps reduce assembly processes and enhance reliability. The flexible circuit board needs to be die-cut and punched on the surface of the flexible circuit board through the die-cutting machine when in processing, when the die-cutting machine which is specially used for punching the flexible circuit board in the prior art works, the punched fragments can often directly remain on the punching table top, the fragments can be automatically taken away when the flexible circuit board moves, but sometimes cannot be taken away completely, and the fragments can still be scattered on the punching table top, so that the next punching is influenced, and at the moment, the flexible circuit board needs to be cleaned manually, so that the process is more troublesome.

Disclosure of Invention

The purpose of the present application is: in order to solve the problems in the background art, the application provides a die cutting machine for processing a flexible circuit board.

The application specifically adopts the following technical scheme for realizing the purposes:

a die cutting machine for processing a flexible circuit board, comprising:

the device comprises a base, a stamping plate fixedly arranged on the base, a stamping cylinder fixedly arranged on the base and positioned above the stamping plate, and a force application plate connected to the output end of the stamping cylinder, wherein the force application plate is provided with a stamping head;

the first sliding frame is vertically arranged on the stamping plate in a sliding manner, a supporting block is constructed on the first sliding frame, the position of the supporting block corresponds to that of the stamping head in the horizontal direction, and a through hole for the supporting block to pass through is constructed on the stamping plate;

the driving assembly is arranged on the base and is used for driving the first sliding frame to vertically slide;

the air injection assembly is arranged on the base and connected with the driving assembly, and when the driving assembly works, the air injection assembly injects air to the first sliding frame;

when the punching cylinder makes the force application plate move downwards, the driving assembly makes the first sliding frame slide upwards to the limit position.

Further, the driving part includes:

the rotating rod is rotatably arranged on the base station, and the sliding block is arranged on the base station in a sliding manner, wherein the sliding direction of the sliding block is consistent with the length direction of the rotating rod and is in threaded engagement with the rotating rod;

the second sliding frame is vertically arranged on the base in a sliding way, and the top of the second sliding frame is in contact with the first sliding frame;

a push rod hinged between the second sliding frame and the sliding block;

and the motor is fixedly arranged on the base, and an output shaft of the motor is connected with the rotating rod.

Further, the jet assembly comprises a square pipe fixedly arranged on the base and a plurality of air outlets communicated with the square pipe, the nozzle of the jet assembly faces the first sliding frame, the jet assembly further comprises an air inlet pipe communicated with the square pipe and a spiral blade rotatably arranged inside the air inlet pipe, and a bevel gear assembly is connected between a rotating shaft of the spiral blade and the rotating rod.

Further, the number of the sliding blocks and the number of the pushing rods are two, the sliding blocks and the pushing rods are symmetrically arranged, and the directions of thread engagement between the two sliding blocks and the rotating rods are opposite.

Further, the air inlet pipe comprises a first section and a second section which are communicated with each other, the first section is in a horizontal direction and is communicated with the square pipe, the second section is in a vertical direction, the port of the second section is downward, and the spiral blade is positioned in the second section.

Further, a guiding area acting on the supporting block is arranged at the position of the through hole at the downward end of the through hole, the guiding area extends to the upward side to be butted with the through hole, and the width of the guiding area gradually increases from top to bottom.

Further, an inner inclined plane and an outer inclined plane are constructed at the edge of the stamping head, and the inner inclined plane is connected with the lower edge of the outer inclined plane so as to form a convex line acting on the flexible circuit board.

Further, the force application plate comprises an upper plate and a lower plate, the upper plate is fixedly connected with the output end of the punching cylinder, the lower plate is vertically and slidingly matched with the upper plate, a spring mechanism is connected between the lower plate and the upper plate, the punching head is constructed on the upper plate, a through hole for the punching head to pass through is formed in the lower plate, when the lower plate contacts with the punching plate, the upper plate moves downwards and then upwards under the action of the punching cylinder through a signal matching relationship, and when the supporting block leaves the through hole.

Further, the stamping plate is detachably fixed on the base, and the bottom of the first sliding frame is overlapped with the second sliding frame.

Further, the stamping plate is provided with a connecting end, the base is provided with a placing groove for accommodating the connecting end, the stamping plate further comprises a plurality of screw buttons which are in threaded connection with the base, and the connecting end is provided with a penetrating groove for the screw buttons to penetrate through.

The beneficial effects of this application are as follows:

1. this application is through the cooperation between drive assembly and the first carriage to after the punching press is accomplished to the application of force board, first carriage can move down under drive assembly effect, thereby makes the piece that the punching press left can drop in the through-hole, and fall on the supporting shoe, the cooperation of rethread jet assembly makes the supporting shoe when leaving the through-hole completely, jet assembly can jet to the supporting shoe, thereby blow off the piece on the supporting shoe, whole process just has realized the automatic clearance to the piece, compare in with prior art, the trouble that needs artifical clearance piece after having reduced the punching press.

2. This application is through the setting of dwang to and the screw-thread fit of sliding block and dwang, thereby when the dwang rotates, can control the motion of push rod under screw-thread fit, thereby make the second carriage slide, slide on the punching plate with promoting first slip.

3. This application passes through the setting of spiral leaf to through the cooperation of bevel gear subassembly between its and the dwang, thereby when the dwang rotates, can realize the transmission effect to the spiral leaf, make it take place to rotate, thereby make it make the air current that flows in the intake pipe inside, thereby realize out the jet of dryer department, in order to blow the piece.

Drawings

FIG. 1 is a perspective view of the present application;

FIG. 2 is a front view of the present application;

FIG. 3 is a further perspective view of the present application;

FIG. 4 is a perspective view of a partial structure and an effect diagram of a base station when vertically cut in the present application;

FIG. 5 is a further view of FIG. 4 of the present application;

FIG. 6 is a split view between partial structures in the present application and an effect view when the base station is vertically cut;

FIG. 7 is a split view of the first carriage and punch plate of the present application;

FIG. 8 is a split view between the upper and lower plates of the present application;

reference numerals: 1. a base station; 2. a stamping plate; 3. a punching cylinder; 4. a force application plate; 5. punching heads; 6. a first carriage; 7. a support block; 8. a through hole; 9. a drive assembly; 10. a jet assembly; 11. a rotating lever; 12. a sliding block; 13. a second carriage; 14. a push rod; 15. a motor; 16. square tube; 17. an air outlet cylinder; 18. an air inlet pipe; 19. spiral leaves; 20. a first section; 21. a second section; 22. a guide region; 23. an inner inclined surface; 24. an outer inclined surface; 25. a relief; 26. an upper plate; 27. a lower plate; 28. a connection end; 29. a screw; 30. a through slot.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present application more clear, the technical solutions of 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.

As shown in fig. 1 to 6, a die-cutting machine for processing a flexible circuit board according to an embodiment of the present application includes:

the device comprises a base 1, a stamping plate 2 fixedly arranged on the base 1, a stamping cylinder 3 fixedly arranged on the base 1 and positioned above the stamping plate 2, and a force application plate 4 connected to the output end of the stamping cylinder 3, wherein the force application plate 4 is provided with a stamping head 5, the stamping cylinder 3 is used for moving with the force application plate 4 so as to move with the stamping head 5, so that stamping is realized, and the base 1 is also provided with a display screen and a touch screen;

the first sliding frame 6 is arranged on the stamping plate 2 in a sliding manner in the vertical direction, a supporting block 7 is constructed on the first sliding frame, the position of the supporting block 7 corresponds to that of the stamping head 5 in the horizontal direction, through holes 8 for the supporting block 7 to pass through are constructed on the stamping plate 2, and the number of the stamping heads 5 is specifically a plurality of or more, and is specifically determined according to artistic requirements of punching;

a driving assembly 9 disposed on the base 1 and used for driving the first sliding frame 6 to slide vertically, wherein when the first sliding frame 6 slides to the upper limit position, as shown in fig. 1, the top surface of the supporting block 7 is flush with the top surface of the punching plate 2, and when the first sliding frame slides to the lower limit position, the supporting block 7 is separated from the through hole 8;

the air injection assembly 10 is arranged on the base 1 and connected with the driving assembly 9, and when the driving assembly 9 works, the air injection assembly 10 injects air to the first sliding frame 6;

wherein the driving assembly 9 is in signal fit with the punching cylinder 3, so that when the punching cylinder 3 moves the force application plate 4 downwards, the driving assembly 9 enables the first sliding frame 6 to slide upwards to the limit position;

based on the above characteristics, when the whole work is carried by the guide mechanism around the base 1 to move above the punching plate 2, when the flexible circuit board moves to a designated position, the flexible circuit board is carried to move downwards to enable the alignment holes on the flexible circuit board to be in butt joint with the positioning pins of the punching plate 2, and then the punching cylinder 3 carries the force application plate 4 to move downwards to enable the punching head 5 to move downwards to punch, so that artistic punching is carried out on the flexible circuit board; after punching, fragments remain in place, at this moment, the driving assembly 9 controls the first sliding frame 6 to move downwards to the lower limit position, so that the supporting block 7 is completely separated from the through hole 8, then the force application plate 4 moves upwards and away under the action of the punching cylinder 3, at this moment, the air injection assembly 10 starts to inject air into the first sliding frame 6, so that the fragments on the supporting block 7 are blown off, automatic cleaning of the fragments is realized in the whole process, and therefore, manual cleaning of the fragments is not needed when the punching is performed next time, the process is simple and convenient, and the trouble of many manual participation is reduced.

As shown in fig. 3-6, in some embodiments, the drive components related to the above include:

a rotating rod 11 rotatably mounted on the base 1 and a sliding block 12 slidably arranged on the base 1, wherein the sliding direction of the sliding block 12 is consistent with the length direction of the rotating rod 11 and is in threaded engagement with the rotating rod 11, and the sliding of the sliding block 12 is realized by constructing two symmetrical guide rods on the base 1;

a second carriage 13 provided on the base 1 to slide vertically, the top of which is in contact with the first carriage 6, the second carriage 13 sliding by a guide post constructed on the base 1;

a push rod 14 hinged between the second carriage 13 and the slider 12;

the motor 15 is fixedly arranged on the base 1, an output shaft of the motor 15 is connected with the rotating rod 11, and the motor 15 is in signal connection with the stamping cylinder 3;

based on the above relation, when the motor 15 rotates, the rotating rod 11 is brought to rotate, so that the sliding block 12 slides under the screw engagement, and the push rod 14 is pushed to move, so that the second sliding frame 13 is pushed to slide vertically by the push rod 14, and the first sliding frame 6 is driven to slide by the contact relation, so that the vertical movement of the supporting block 7 is realized.

As shown in fig. 3 to 6, in some embodiments, regarding the above air injection assembly 10, it includes a square tube 16 fixedly disposed on the base 1 and a plurality of air outlets tubes 17 connected to the square tube 16, the tube mouth of which faces the first sliding frame 6, and further includes an air inlet tube 18 connected to the square tube 16 and a spiral blade 19 rotatably disposed inside the air inlet tube 18, and a bevel gear assembly is connected between the rotation shaft of the spiral blade 19 and the rotation rod 11;

based on the above relation, when the rotating rod 11 rotates, the transmission effect on the spiral blade 19 is realized under the action of the bevel gear assembly, so that the spiral blade 19 rotates, air flow is produced in the air inlet pipe 18 through the rotation of the spiral blade, external wind is sucked into the air inlet pipe 18, and is sprayed out from the nozzle of the air outlet pipe 17 and blown to the first sliding frame 6, and is blown to the supporting block 7, so that fragments on the supporting block 7 are blown out, the teeth numbers of two bevel gears in the bevel gear assembly are inconsistent, and an acceleration relation is realized, so that the rotation speed of the spiral blade 19 is improved, high-speed rotation is realized, and air flow is sprayed out rapidly.

As shown in fig. 5, in some embodiments, the number of the sliding blocks 12 and the pushing rods 14 is two, and the two sliding blocks 12 and the rotating rod 11 are symmetrically arranged, and the directions of the thread engagement between the two sliding blocks 12 and the rotating rod 11 are opposite, so that the driving force received by the second sliding frame 13 is two places and symmetrically distributed, thereby achieving a stable effect and increasing a stability during movement.

As shown in fig. 5, in some embodiments, the air inlet pipe 18 includes a first section 20 and a second section 21 that are mutually connected, where the first section 20 is horizontally oriented and is connected to the square pipe 16, the second section 21 is vertically oriented, the port of the second section 21 is downward, and the spiral vane 19 is located inside the second section 21, so that when the spiral vane 19 rotates, air flows from the second section 21 into the air inlet pipe 18, and due to the downward port, fragments falling can be prevented from being sucked, and a turning point formed between the first section 20 and the second section 21 can block part of fixed particles in the air.

As shown in fig. 7, in some embodiments, a guiding area 22 acting on the supporting block 7 is disposed at a downward opening of the through hole 8, and extends upward to abut against the through hole 8, and the width of the guiding area 22 gradually increases from top to bottom, so that the supporting block 7 is not easy to deviate when approaching the guiding area 22, and plays a guiding role, thereby playing an auxiliary alignment role, and ensuring that the supporting block 7 can smoothly enter into the through hole 8.

As shown in fig. 8, in some embodiments, an inner inclined surface 23 and an outer inclined surface 24 are configured at the edge of the stamping head 5, and the inner inclined surface 23 is connected with the lower edge of the outer inclined surface 24 to form a convex line 25 acting on the flexible circuit board, by this design, when stamping, the convex line 25 helps to cut the surface of the flexible circuit board, thereby exerting an auxiliary force effect on stamping, and the inner inclined surface 23 exerts an extrusion effect on the cut fragments during stamping, thereby reducing the volume of the fragments, so that the fragments can be smoothly picked up into the through hole 8, and the phenomenon that the fragments cannot enter or block is prevented.

As shown in fig. 1-3 and 8, in some embodiments, the force application plate 4 includes an upper plate 26 and a lower plate 27 in the prior art, the upper plate 26 is fixedly connected with the output end of the stamping cylinder 3, the lower plate 27 is vertically and slidably matched with the upper plate 26, and a spring mechanism is connected between the lower plate and the upper plate 26, the stamping head 5 is configured on the upper plate 26, a through hole for the stamping head 5 to pass is formed on the lower plate 27, and when the lower plate 27 contacts the stamping plate 2, in the design, a half step is added by a signal matching relationship, namely, when the supporting block 7 leaves the through hole 8, the upper plate 26 moves downwards and then upwards under the action of the stamping cylinder 3;

based on the above feature, when the supporting block 7 leaves the through hole 8, the pressing cylinder 3 is biased again, so that the upper plate 26 is moved downward, so that the pressing head 5 is moved downward by a small distance, and fragments can be squeezed into the through hole 8, thereby further guiding the fragments.

As shown in fig. 6, in some embodiments, the stamping plate 2 is detachably fixed on the base 1, the bottom of the first sliding frame 6 is overlapped with the second sliding frame 13, the stamping plate 2 and the first sliding frame 6 can be integrally detached through the design, and the stamping head 5 and the force application plate 4 can be directly replaced in the prior art, so that the shape or size of the through hole 8 can be directly replaced by replacing the stamping plate 2 and the first sliding frame 6 when different punching requirements are needed.

As shown in fig. 6, in some embodiments, with respect to the above disassembly arrangement, a connection end 28 is configured on the stamping plate 2, a placement groove is configured on the base 1 for accommodating the connection end 28, and a plurality of screws 29 are further included and are in threaded connection with the base 1, and a through groove 30 for the screws 29 to pass through is configured on the connection end 28, so that when the screws 29 are screwed on the base 1, the connection end 28 is directly locked, and the stamping plate 2 is fixed.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present application. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the application. Thus, the present application is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A die cutting machine for processing a flexible circuit board, comprising:

the device comprises a base table (1), a stamping plate (2) fixedly arranged on the base table (1), a stamping cylinder (3) fixedly arranged on the base table (1) and positioned above the stamping plate (2) and a force application plate (4) connected to the output end of the stamping cylinder (3), wherein a stamping head (5) is arranged on the force application plate (4);

the first sliding frame (6) is vertically arranged on the stamping plate (2) in a sliding manner, a supporting block (7) is constructed on the first sliding frame, the position of the supporting block (7) corresponds to that of the stamping head (5) in the horizontal direction, and a through hole (8) for the supporting block (7) to pass through is constructed on the stamping plate (2);

a driving assembly (9) arranged on the base (1) and used for driving the first sliding frame (6) to vertically slide;

the air injection assembly (10) is arranged on the base station (1) and is connected with the driving assembly (9), and when the driving assembly (9) works, the air injection assembly (10) injects air to the first sliding frame (6);

when the force application plate (4) is downwards moved by the stamping cylinder (3), the first sliding frame (6) is upwards slid to the limit position by the driving assembly (9).

2. The die cutting machine for processing a flexible circuit board according to claim 1, wherein the driving part comprises:

a rotating rod (11) rotatably mounted on the base (1) and a sliding block (12) slidably arranged on the base (1), wherein the sliding direction of the sliding block (12) is consistent with the length direction of the rotating rod (11) and is in threaded engagement with the rotating rod (11);

a second sliding frame (13) vertically arranged on the base (1) in a sliding manner, and the top of the second sliding frame is contacted with the first sliding frame (6);

a push rod (14) hinged between the second sliding frame (13) and the sliding block (12);

and an output shaft of a motor (15) fixedly arranged on the base (1) is connected with the rotating rod (11).

3. The die cutting machine for processing the flexible circuit board according to claim 2, wherein the air injection assembly (10) comprises a square pipe (16) fixedly arranged on the base (1) and a plurality of air outlet cylinders (17) communicated with the square pipe (16), the cylinder mouth of the air outlet cylinders faces the first sliding frame (6), the air injection machine further comprises an air inlet pipe (18) communicated with the square pipe (16) and a spiral blade (19) rotatably arranged inside the air inlet pipe (18), and a bevel gear assembly is connected between a rotating shaft of the spiral blade (19) and the rotating rod (11).

4. The die cutting machine for processing flexible circuit boards according to claim 2, wherein the number of the sliding blocks (12) and the pushing rods (14) is two, and the sliding blocks (12) and the pushing rods (11) are symmetrically arranged, and the thread engagement directions between the sliding blocks and the pushing rods are opposite.

5. A die cutting machine for processing flexible circuit boards according to claim 3, wherein the air inlet pipe (18) comprises a first section (20) and a second section (21) which are mutually communicated, the first section (20) is horizontally oriented and is communicated with the square pipe (16), the second section (21) is vertically oriented and has a downward port, and the spiral blade (19) is positioned inside the second section (21).

6. The die cutting machine for processing the flexible circuit board according to claim 1, wherein a guide area (22) acting on the supporting block (7) is arranged at a through hole of the downward end of the through hole (8), the upward side of the guide area extends to be butted with the through hole (8), and the width of the guide area (22) is gradually increased from top to bottom.

7. A die cutting machine for processing flexible circuit boards according to claim 1, characterized in that the edge of the punching head (5) is provided with an inner inclined surface (23) and an outer inclined surface (24), and the inner inclined surface (23) is connected with the lower edge of the outer inclined surface (24) to form a convex pattern (25) acting on the flexible circuit board.

8. The die cutting machine for processing flexible circuit boards according to claim 1, wherein the force application plate (4) comprises an upper plate (26) and a lower plate (27), the upper plate (26) is fixedly connected with the output end of the punching cylinder (3), the lower plate (27) is vertically and slidingly matched with the upper plate (26) and is connected with a spring mechanism between the upper plate (26), the punching head (5) is constructed on the upper plate (26), a through hole for the punching head (5) to pass is formed on the lower plate (27), and when the lower plate (27) contacts the punching plate (2), the upper plate (26) moves downwards and then upwards under the action of the punching cylinder (3) through a signal matching relationship when the supporting block (7) leaves the through hole (8).

9. The die cutting machine for processing the flexible circuit board according to claim 1, wherein the stamping plate (2) is detachably fixed on the base (1), and the bottom of the first sliding frame (6) is overlapped with the second sliding frame (13).

10. The die cutting machine for processing flexible circuit boards according to claim 9, wherein the stamping plate (2) is provided with a connecting end (28), the base (1) is provided with a placing groove for accommodating the connecting end (28), the die cutting machine further comprises a plurality of screw buttons (29) which are in threaded connection with the base (1), and the connecting end (28) is provided with a penetrating groove (30) for the screw buttons (29) to penetrate.