CN219124461U

CN219124461U - Full-automatic bending and forming equipment for FPC (flexible printed circuit) flexible board

Info

Publication number: CN219124461U
Application number: CN202223446033.8U
Authority: CN
Inventors: 李中秋; 赵松; 陈岗; 侯磊
Original assignee: Kunshan Sanzhida Automation Equipment Technology Co ltd
Current assignee: Kunshan Sanzhida Automation Equipment Technology Co ltd
Priority date: 2022-12-22
Filing date: 2022-12-22
Publication date: 2023-06-02
Anticipated expiration: 2032-12-22

Abstract

The utility model discloses full-automatic bending and forming equipment for FPC (flexible printed circuit) flexible boards, which comprises a rotary disc, a plurality of jigs arranged on the rotary disc at equal angles, a feeding mechanism, a bending mechanism and a discharging mechanism which are sequentially arranged around the rotary disc, wherein the jigs comprise a bottom plate, a plurality of bearing acupuncture points are arranged on the bottom plate, a plurality of first limit posts which limit the outline position of the flexible board are arranged on the periphery of the bearing acupuncture points, a pressing plate assembly is rotatably arranged on the bottom plate, and pressing plates which correspond to the bearing acupuncture points one by one and press the flexible boards in the bearing acupuncture points are arranged on the pressing plate assembly. The utility model can better protect the FPC board, prevent the FPC board from extrusion deformation, ensure the bending effect and improve the bending forming efficiency.

Description

Full-automatic bending and forming equipment for FPC (flexible printed circuit) flexible board

Technical Field

The utility model belongs to the technical field of Flexible Printed Circuit (FPC) bending equipment, and particularly relates to full-automatic FPC bending and forming equipment.

Background

The FPC is also called a flexible circuit board, a flexible printed circuit board, a flexible board or an FPC for short, and has the characteristics of high wiring density, light weight and thin thickness. Flexible circuit boards often require bending operations for certain sections thereof (typically the electrical connection areas near the ends) due to assembly connection requirements. In the manufacturing process, the FPC board is generally punched out, and then bent.

In the prior art, patent publication number CN110948840a also discloses an automatic bending device for FPC circuit board, it adopts the form of tool to grasp FPC main part, let its part of bending encorbelment stretch out outside the tool, then remove to bending station department, realize automatic bending shaping through bending mould, the device is realized automatic operation, but the FPC soft board in the device is prolate strip structure, the tool adopts the mode of lateral compaction to press the long limit edge of holding the FPC soft board, because the problem of the self material of FPC soft board, be difficult to bear lateral horizontal extrusion force and be extruded the deformation easily, can't keep the horizontality, influence subsequent bending shaping effect.

Therefore, it is necessary to provide a new fully automatic bending and forming device for FPC flexible printed circuits to solve the above technical problems.

Disclosure of Invention

The utility model mainly aims to provide full-automatic bending and forming equipment for an FPC soft board, which can better protect the FPC soft board, prevent the FPC soft board from extrusion deformation, ensure the bending effect and improve the bending and forming efficiency.

In order to achieve the above purpose, the technical scheme of the utility model is as follows: the utility model provides a full-automatic forming equipment that bends of FPC soft board, its includes rotary disk, equiangular setting are in a plurality of jigs on the rotary disk, centers on the rotary disk feed mechanism, bending mechanism and the unloading mechanism that sets gradually, the tool includes the bottom plate, be provided with a plurality of on the bottom plate and bear the acupuncture point, the periphery that bears the acupuncture point is provided with a plurality of first spacing posts that prescribe a limit to soft board contour position, it is provided with the clamp plate subassembly to rotate on the bottom plate, be provided with on the clamp plate subassembly with bear the acupuncture point one-to-one and push down bear the clamp plate of soft board in the acupuncture point.

The utility model further aims to provide full-automatic bending and forming equipment for an FPC soft board, which comprises an upper die holder, a lower die holder, an upper bending die unit arranged on the upper die holder and a lower bending die unit arranged on the lower die holder, wherein the lower bending die unit comprises a second mounting plate fixed on the lower die holder, a second floating plate arranged on the second mounting plate in an up-down elastic floating mode through a second limiting rod and a plurality of second oblique insertion sliding blocks arranged on the second mounting plate in a horizontal sliding mode, second guide sliding grooves matched with the second oblique insertion sliding blocks are formed in the second floating plate, the second oblique insertion sliding blocks upwards extend through the second guide sliding grooves, a second mounting part is formed at the end part of the second oblique insertion sliding blocks, and at least one lower bending and forming block is arranged on the second mounting part.

Compared with the prior art, the full-automatic bending and forming equipment for the FPC flexible board has the following main advantages: the automatic feeding and discharging and bending forming process is realized by arranging the automatic feeding mechanism, the bending mechanism and the discharging mechanism, so that the bending forming efficiency of the flexible circuit board is improved; the main body section of the soft board is pressed by the pressing plate component in the jig in a downward pressing mode, and the section to be bent is overhanging outside the jig and used for bending operation, so that the problem of soft board deformation caused by horizontal lateral extrusion of the soft board is effectively avoided, and the bending effect of the soft board is guaranteed.

Drawings

FIG. 1 is a schematic perspective view of an embodiment of the present utility model;

FIG. 2 is a schematic top view of an embodiment of the present utility model;

FIG. 3 is a schematic diagram of a fixture according to an embodiment of the present utility model;

FIG. 4 is a schematic view of the structure of the cover opening mechanism, the supporting mechanism and the capping mechanism according to the embodiment of the utility model;

FIG. 5 is a schematic side view of a bending mechanism according to an embodiment of the present utility model;

FIG. 6 is a schematic diagram of another side view of a bending mechanism according to an embodiment of the present utility model;

the figures represent the numbers:

100-FPC flexible board full-automatic bending forming equipment; 200-soft board;

1-rotating the disc; 2-jig, 21-bottom plate, 211-first avoidance gap, 212-second avoidance gap, 22-bearing acupoint, 23-first limit column, 231-inclined guide surface, 24-press plate component, 241-press plate and 25-positioning hole; 3-a feeding mechanism; 4-bending mechanisms, 41-upper dies, 411-first mounting plates, 412-first floating plates, 413-first oblique insertion forming blocks, 414-limiting plates, 415-positioning rods, 416-pressing blocks, 42-lower dies, 421-second mounting plates, 422-second floating plates, 423-second oblique insertion forming blocks and 43-second limiting columns; 5-blanking mechanism, 6-feeding unit and 7-receiving unit; 8-a cover opening mechanism, 81-a first cylinder and 82-a push rod; 9-supporting mechanism, 91-second cylinder, 92-adsorption module; 10-gland mechanisms, 101-third cylinders, 102-gland pushing blocks; 11-code scanning device.

Detailed Description

Embodiment one:

referring to fig. 1-6, the present embodiment is a fully automatic bending and forming apparatus 100 for FPC flexible printed circuit board, which includes a rotating disc 1, a plurality of jigs 2 equiangularly disposed on the rotating disc 1, a feeding mechanism 3, a bending mechanism 4, a discharging mechanism 5, a feeding unit 6 for feeding the feeding mechanism 3, and a receiving unit 7 for receiving the discharging mechanism 5.

In order to prevent the soft board from being crushed by lateral extrusion, the position of the soft board on the jig 2 is fixed by pressing down in the present embodiment. Specifically, the jig 2 includes a bottom plate 21, a plurality of carrying acupoints 22 are provided on the bottom plate 21, a plurality of first limiting columns 23 defining the peripheral positions of the soft board are provided on the periphery of the carrying acupoints 22, a pressing plate assembly 24 is rotatably provided on the bottom plate 21, and pressing plates 241 which are in one-to-one correspondence with the carrying acupoints 22 and press the soft board in the carrying acupoints 22 are provided on the pressing plate assembly 24. The soft board 200 is placed in the bearing acupoint 22, the position of the peripheral outline is limited by the first limiting column 23, the accurate limiting is realized, and the section to be bent is overhanging out of the bottom plate 21.

In order to improve the efficiency of precisely placing the flexible board into the bearing acupoint 22 and save the position adjustment time, the first limiting post 23 is provided with an inclined guiding surface 231 in this embodiment. Through the setting of inclined guide surface 231, the error allowance range of the putting position is enlarged, the greater fault tolerance is provided for the putting of the soft board, the position adjusting time is saved, and the soft board can be automatically and accurately guided into the state of the set position through the inclined guide surface 231.

Since the flexible board 200 in the present embodiment is pressed down to achieve the stable position on the jig 2, but when the flexible board 200 is put into the jig 2 or the flexible board 200 is taken out from the jig 2, the pressing plate assembly 24 needs to be lifted up, in the present embodiment, the cover opening mechanism 8 is provided below the rotating disc 1 at the operation station corresponding to the feeding mechanism 3 and the discharging mechanism 5. When the cover opening mechanism 8 opens the pressing plate assembly 24, the flexible board 200 is in a state without external pressure, and the part of the flexible board overhanging the outside of the jig 2 is at risk of falling due to gravity, so that in order to prevent the flexible board 200 from falling off when the flexible board 200 is taken and placed on the jig 2, the supporting mechanism 9 extending into the bearing acupoint 22 to adsorb the flexible board 200 is further arranged at the operation station position below the rotating disk 1 corresponding to the feeding mechanism 3 and the discharging mechanism 5.

The cover opening mechanism 8 comprises a first air cylinder 81 and a push rod 82 which is driven by the first air cylinder 81 to move up and down, all pressing plates 241 in the same jig 2 are linked into a whole through connecting rods, synchronous rotation can be realized, and a first avoiding notch 211 for the push rod 82 to pass through is arranged on the bottom plate 21 in the jig 2. The ejector rod 82 passes through the bottom plate 21 to jack up all the pressing plates 241, so that the pressing plates 241 are turned over to the outside of the bearing acupuncture points 22, and the pressing action on the soft board 200 is removed.

The supporting mechanism 9 comprises a second air cylinder 91 and an adsorption module 92 which is driven by the second air cylinder 91 to move up and down, and suction nozzles which are in one-to-one correspondence with the bearing acupuncture points 22 are arranged on the adsorption module 91. A second avoiding notch 212 for the suction nozzle in the suction module 91 to pass through is arranged on the bottom plate 21 in the jig 2 corresponding to each bearing acupoint 22. The suction nozzles in the suction module 91 penetrate through the second avoidance gaps 212 and enter the bearing acupoints 22 to suck the bottoms of the soft boards, so that the bottoms of the soft boards are kept stable in position and prevented from falling.

At the loading station, the pressing plate assembly 24 is provided with a capping mechanism 10 at an operation station corresponding to the loading mechanism 3 above the rotating disc 1 in order to ensure that the pressing plate assembly can be turned to a pressing state after being opened by the cap opening mechanism 8. The capping mechanism 10 includes a third cylinder 101 and a capping block 102 that is driven by the third cylinder 101 to perform linear movement. The platen assembly 24 is pushed from the rear side of the platen assembly 24 by the push cap block 102, so that it is smoothly restored to the press state.

In this embodiment, still be provided with around rotary disk 1 and sweep a yard device 11, scanner 11 is located between feed mechanism 3 and bending mechanism 4 for sweep a yard to the soft board, be convenient for carry out production information management.

The feeding mechanism 3 and the discharging mechanism 5 can adopt a conventional adsorption carrying mechanism in the prior art, and the space adjusting function can be configured according to the requirement so as to match the requirement that the product space in the feeding unit 6 or the receiving unit 7 is different from the product space on the jig 2. In this embodiment, specific structures of the feeding mechanism 3 and the discharging mechanism 5 are not described again.

In this embodiment, the feeding unit 6 and the receiving unit 7 are tray-type automatic feeding and receiving structures. In the feeding unit 6, automatic supply of full trays and automatic stacking and recovery of empty trays are mainly realized. The automatic supply of empty trays and the automatic stacking and receiving of full trays are mainly realized in the receiving unit 7. The feeding unit 6 and the receiving unit 7 are conventional structures in the prior art, and therefore, the description of this embodiment is omitted.

The bending mechanism 4 includes an upper die 41 that moves up and down, and a lower die 42 that moves up and down. The upper die 41 comprises a first mounting plate 411 which moves up and down, a first floating plate 412 which is arranged on the first mounting plate 411 in an up-and-down elastic floating manner, a plurality of first oblique insertion forming blocks 413 which are arranged on the first mounting plate 411 in a horizontal sliding manner, and a limiting plate 414 which limits the descending height of the first floating plate 412; the lower die 42 comprises a second mounting plate 421 which moves up and down, a second floating plate 422 which is arranged on the second mounting plate 421 in an up and down elastic floating manner, and a plurality of second oblique insertion forming blocks 423 which are arranged on the second mounting plate 421 in a horizontal sliding manner; the first floating plate 412 is provided with a first guide chute (not shown) that mates with the first oblique insertion molding block 413, and the second floating plate 422 is provided with a second guide chute (not shown) that mates with the second oblique insertion molding block 423.

A second limiting column 43 for limiting the upper die 41 and the lower die 42 to be close to the minimum distance is arranged between the upper die and the lower die, and a positioning structure (such as a positioning structure of a positioning rod and a positioning hole) for realizing accurate die assembly is also arranged. The first floating plate 412 is provided with a positioning rod 415 for positioning the jig 2, and the bottom plate 21 in the jig 2 is provided with a positioning hole 25 matched with the positioning rod 415 for positioning. The first floating plate 412 is further provided with a pressing block 416 for pressing the bottom plate in the jig 2. The positioning rod 415 and the pressing block 416 are arranged to ensure that the positions of the upper die 41 and the jig 2 are accurate, and accurate bending operation of the soft board 200 is achieved.

According to the process requirement, a detection unit can be arranged between the bending mechanism 4 and the blanking mechanism 5, and appearance of the bent soft board 200 can be detected to judge whether the soft board is bent to be qualified or not.

The working principle of the full-automatic bending and forming device 100 for the FPC flexible board in the embodiment is as follows: the feeding unit 6 adopts a material tray form to provide a plurality of FPC flexible boards, then a set of preset quantity is adsorbed by the feeding mechanism 3 and placed into the bearing acupuncture points 22 on the jig 2, before the loading, the pressing plate assembly 24 on the jig 2 is in an open state under the action of the cover opening mechanism 8, the supporting mechanism 9 is positioned below the jig 2, and the suction nozzle stretches into the bearing acupuncture points 22 to be in position; after the soft board 200 is placed in the bearing acupoint 22, the supporting mechanism 9 starts vacuum adsorption to fix the soft board 200, and then the pressing plate assembly 24 is reset and switched to a pressing state by the pressing cover mechanism 10; the jig 2 moves to a code scanning station with a group of soft boards, the code scanning device 11 scans codes and then moves to a bending station, and the bending mechanism 4 bends and forms the part of the soft board overhanging the jig 2; and then moving to a blanking station, taking out all the formed soft boards through a blanking mechanism 5, placing the soft boards into a material tray to realize automatic material collection, stretching a suction nozzle in a supporting mechanism 9 into a bearing acupoint 22 to adsorb the soft boards before the soft boards are taken out by the blanking mechanism 5, opening a pressing plate assembly 24 by a cover opening mechanism 8, and loosening the suction nozzle of the supporting mechanism 9 to adsorb and fix the soft boards after the soft boards are adsorbed by the blanking mechanism 5.

Although the embodiments of the present utility model are described above, the embodiments are only used for facilitating understanding of the present utility model, and are not intended to limit the present utility model. Any person skilled in the art can make any modification and variation in form and detail without departing from the spirit and scope of the present disclosure, but the scope of the present disclosure is to be determined by the appended claims.

Claims

1. The utility model provides a full-automatic forming equipment that bends of FPC soft board, its includes the rotary disk, equiangular setting is in a plurality of jigs on the rotary disk, centers on the rotary disk feed mechanism, bending mechanism and unloading mechanism that set gradually, its characterized in that: the jig comprises a bottom plate, a plurality of bearing acupuncture points are arranged on the bottom plate, a plurality of first limit posts for limiting the outline position of the soft board are arranged on the periphery of the bearing acupuncture points, a pressing plate assembly is rotatably arranged on the bottom plate, and pressing plates which are in one-to-one correspondence with the bearing acupuncture points and press the soft board in the bearing acupuncture points are arranged on the pressing plate assembly.

2. The fully automatic bending and forming device for the Flexible Printed Circuit (FPC) as claimed in claim 1, wherein: the soft board is placed in the bearing acupoint, and the section to be bent of the soft board overhangs the bottom board.

3. The fully automatic bending and forming device for the Flexible Printed Circuit (FPC) as claimed in claim 1, wherein: and an inclined guide surface is arranged on the first limit column.

4. The fully automatic bending and forming device for the Flexible Printed Circuit (FPC) as claimed in claim 1, wherein: and a cover opening mechanism is arranged below the rotary disk and corresponds to the operation stations of the feeding mechanism and the discharging mechanism.

5. The fully automatic bending and forming device for the Flexible Printed Circuit (FPC) of claim 4, wherein: the cover opening mechanism comprises a first cylinder and a push rod driven by the first cylinder to move up and down, and a first avoiding notch for the push rod to pass through is arranged on the bottom plate.

6. The fully automatic bending and forming device for the Flexible Printed Circuit (FPC) board as claimed in claim 1 or 4, wherein: the lower part of the rotary disk is provided with a supporting mechanism which stretches into the bearing acupuncture point to adsorb the soft plate, wherein the supporting mechanism corresponds to the operation stations of the feeding mechanism and the discharging mechanism.

7. The fully automatic bending and forming device for the Flexible Printed Circuit (FPC) board as claimed in claim 6, wherein: the supporting mechanism comprises a second air cylinder and an adsorption module driven by the second air cylinder to move up and down, and suction nozzles corresponding to the bearing acupuncture points one by one are arranged on the adsorption module; the bottom plate is provided with a second avoidance gap for the suction nozzle to pass through.

8. The fully automatic bending and forming device for the Flexible Printed Circuit (FPC) board as claimed in claim 6, wherein: and a gland mechanism for ensuring that the pressing plate assembly recovers the pressing state is arranged above the rotating disc and corresponds to the operation station of the feeding mechanism.

9. The fully automatic bending and forming device for the Flexible Printed Circuit (FPC) as claimed in claim 1, wherein: the bending mechanism comprises an upper die which moves up and down and a lower die which moves up and down; the upper die comprises a first mounting plate which moves up and down, a first floating plate which is arranged on the first mounting plate in an up-down elastic floating manner, a plurality of first oblique insertion forming blocks which are arranged on the first mounting plate in a horizontal sliding manner, and a limiting plate which limits the descending height of the first floating plate; the lower die comprises a second mounting plate which moves up and down, a second floating plate which is arranged on the second mounting plate in an up-down elastic floating manner, and a plurality of second oblique insertion forming blocks which are arranged on the second mounting plate in a horizontal sliding manner; the first floating plate is provided with a first guide chute matched with the first oblique insertion forming block, and the second floating plate is provided with a second guide chute matched with the second oblique insertion forming block.

10. The fully automatic bending and forming device for the Flexible Printed Circuit (FPC) as claimed in claim 9, wherein: a second limiting column for limiting the upper die and the lower die to be close to the minimum distance is arranged between the upper die and the lower die, and a positioning structure for realizing accurate die assembly is also arranged; the first floating plate is provided with a positioning rod for positioning the jig, and the bottom plate is provided with a positioning hole matched with the positioning rod for positioning; the first floating plate is also provided with a pressing block for pressing the bottom plate in the jig.