CN113347797B

CN113347797B - Automatic bending equipment for FPC

Info

Publication number: CN113347797B
Application number: CN202110605560.XA
Authority: CN
Inventors: 严若红; 刘军
Original assignee: Dongguan Guixiang Insulation Material Co Ltd
Current assignee: Dongguan Guixiang Insulation Material Co Ltd
Priority date: 2021-05-31
Filing date: 2021-05-31
Publication date: 2022-10-18
Anticipated expiration: 2041-05-31
Also published as: CN113347797A

Abstract

The invention relates to the technical field of FPC (flexible printed circuit) processing, in particular to an automatic FPC bending device which comprises a rack, a bending platform, a bending jig, a moving platform and a guide rail, wherein the bending platform is arranged on the rack, the guide rail is arranged on the bending platform, the moving platform is connected with a moving driving module in a sliding manner, a first through hole is formed in the moving platform, a tray for bearing an FPC is arranged at the top of the moving platform, and one or more bending through grooves for an upper bending module and a lower bending module to extend into are formed in the tray. The mobile platform is enabled to slide on the guide rail through the mobile driving module, the tray bearing the FPC is arranged at the top of the mobile platform, the mobile platform slides to the bending jig to be bent, the lower bending module rises, the lower bending module penetrates through the first through hole and then bends the FPC with the pressed upper bending module in the bending through groove, the mobile driving module controls the mobile platform to slide on the guide rail, and the next bending through groove is used for bending the FPC.

Description

Automatic bending equipment for FPC

Technical Field

The invention relates to the technical field of FPC (flexible printed circuit) processing, in particular to an automatic bending device for an FPC.

Background

The FPC is widely applied to power batteries of new energy automobiles, and the power batteries of the new energy automobiles have the physical characteristics of expansion with heat and contraction with cold, so that the FPC in the batteries needs to be provided with a telescopic buffer area. The buffering area of the FPC adopts a bending mode at the FPC. At present, manual operation is mostly adopted for bending the FPC in the technical field, the bending efficiency is low, the quality is unstable, and the service life is influenced.

Disclosure of Invention

The invention provides FPC automatic bending equipment aiming at the problems in the prior art, which can automatically bend FPC and has high bending efficiency and high product quality.

In order to solve the technical problems, the invention adopts the following technical scheme:

the utility model provides an automatic equipment of bending of FPC, includes the frame, bend the platform, bend tool, moving platform and guide rail, bend the platform set up in the frame, the guide rail set up in on the platform of bending, moving platform with guide rail sliding connection, moving platform is connected with the removal drive module, first through-hole has been seted up on the moving platform, moving platform's top is provided with the tray that is used for bearing FPC, bend the tool with the platform of bending is connected, the tool of bending is including the module of bending and the module of bending down, the module of bending on is located the top of the module of bending down, set up on the tray one or more supply the module of bending and the logical groove of bending that the module of bending down stretched into.

The tray is detachably connected with the mobile platform, a tray clamping groove is formed in the periphery of the first through hole, a plurality of first fixing holes are formed in the tray clamping groove, a plurality of second fixing holes are formed in the edge of the tray, and the first fixing holes and the second fixing holes are arranged in a one-to-one correspondence mode.

Wherein, the movable groove has been seted up on the tray, the activity of activity inslot is provided with elastic mechanism, elastic mechanism's top is provided with the fixing device who is used for fixed FPC, the bottom of tray is provided with a plurality of first fixed blocks and a plurality of second fixed block, first fixed block with second fixed block one-to-one sets up, first fixed with all be provided with first guide post between the second fixed block, elastic mechanism's bottom is provided with a plurality of guiding holes, the guiding hole with first guide post one-to-one sets up, first guide post with guiding hole swing joint.

The tray is provided with a plurality of positioning columns, the plurality of positioning columns enclose an accommodating space capable of accommodating the FPC, the fixing devices are arranged in a plurality of accommodating spaces, and the fixing devices are arranged in one-to-one correspondence with the accommodating spaces.

The bending jig further comprises an upper driving module and a lower driving module, a bending upper plate is arranged at the bottom of the upper bending module, a bending convex block is convexly arranged on the bending upper plate, a bending lower plate is arranged at the top of the lower bending module, a bending groove is concavely arranged at the top of the bending lower plate, the bending convex block is located above the bending groove, the output end of the upper driving module is connected with the upper bending module, and the output end of the lower driving module is connected with the lower bending module.

The top of the upper bending module is provided with a first connecting plate, the bottom of the lower bending module is provided with a second connecting plate, the two ends of the first connecting plate are provided with first connecting holes, the two ends of the second connecting plate are provided with second connecting holes, the first connecting holes and the second connecting holes are arranged in a one-to-one correspondence mode, second guide posts penetrate through the first connecting holes and the second connecting holes, and the first connecting plate and the second connecting plates are movably connected with the second guide posts.

The upper driving module comprises an upper driving cylinder and a first fixing plate, the lower driving module comprises a lower driving cylinder and a second fixing plate, second through holes are formed in the first fixing plate and the second fixing plate, two ends of the first fixing plate and two ends of the second fixing plate are respectively fixedly connected with the top and the bottom of the second guide column through second through holes, the upper driving cylinder is arranged on the first fixing plate, and the lower driving cylinder is arranged on the second fixing plate.

The heating module is arranged inside the upper bending module and the lower bending module.

The upper bending module and the lower bending module are respectively provided with two modules, and the upper bending module and the lower bending module are arranged in a one-to-one correspondence mode.

The bending jig is characterized in that a protective shell is arranged on the rack, a control panel is arranged on the protective shell, and the control panel is electrically connected with the bending jig and the mobile driving module.

The invention has the beneficial effects that: the flexible printed circuit board bending device is novel in structure and ingenious in design, the movable platform slides on the guide rail through the movable driving module, the tray bearing the FPC is arranged at the top of the movable platform, the movable platform slides to the bending jig to be bent, the lower bending module rises, the FPC is bent in the bending through grooves with the lower pressing upper bending module after passing through the first through hole, if the number of parts of the FPC needing to be bent is large, the plurality of bending through grooves are formed, after the FPC is bent, the movable driving module controls the movable platform to slide on the guide rail, and the FPC is bent at the next bending through groove.

Drawings

FIG. 1 is a schematic view of the present invention.

Fig. 2 is a schematic structural view of the present invention with the frame and the protective housing removed.

Fig. 3 is a schematic structural view of the bending jig of the present invention.

Fig. 4 is a first structural diagram of the tray of the present invention.

Fig. 5 is a second structural schematic diagram of the tray of the present invention.

The reference numerals are respectively: 1. the device comprises a rack, 2, a bending platform, 3, a bending jig, 4, a moving platform, 5, a guide rail, 6, a moving driving module, 7, a tray, 8 and a protective shell;

301. an upper bending module 302, a lower bending module 303, an upper driving module, 4, a lower driving module 305, an upper bending plate 306, a bending bump 307, a lower bending plate 308, a bending groove 309, a first connecting plate 310, a second connecting plate 311, a second guide column 312, an upper driving cylinder 313, a first fixing plate 314, a lower driving cylinder 315, a second fixing plate 316, a push plate 317 and a heating module;

401. the device comprises a first through hole 402, a connecting block 403, a tray clamping groove 404 and a first fixing hole;

601. a servo motor 602, a coupling 603 and a ball screw;

701. a bending through groove 702, a second fixing hole 703, an elastic mechanism 704, a movable groove 705, a fixing device 706, a first fixing block 707, a second fixing block 708, a first guide column 709 and a positioning column;

801. a control panel.

Detailed Description

In order to facilitate understanding of those skilled in the art, the present invention is further described below with reference to the following examples and the accompanying drawings, which are not intended to limit the present invention. The present invention is described in detail below with reference to the attached drawings.

An automatic FPC bending device is shown in figures 1-5 and comprises a frame 1, a bending platform 2, a bending jig 3, a moving platform 4 and a guide rail 5, wherein the bending platform 2 is arranged on the frame 1, the guide rail 5 is arranged on the bending platform 2, the moving platform 4 is connected with the guide rail 5 in a sliding mode, the moving platform 4 is connected with a mobile driving module 6, a first through hole 401 is formed in the moving platform 4, a tray 7 used for bearing FPC is arranged at the top of the moving platform 4, the bending jig 3 is connected with the bending platform 2, the bending jig 3 comprises an upper bending module 301 and a lower bending module 302, the upper bending module 301 is located above the lower bending module 302, and one or more bending through grooves 701 for the upper bending module 301 and the lower bending module 302 to extend into are formed in the tray 7. Specifically, the invention has novel structure and ingenious design, the movable platform 4 slides on the guide rail 5 by moving the driving module 6, the tray 7 bearing the FPC is arranged at the top of the movable platform 4, the movable platform 4 slides to the bending jig 3 to be bent, the lower bending module 302 ascends, the FPC is bent in the bending through groove 701 together with the pressed upper bending module after passing through the first through hole 401, if the parts of the FPC needing to be bent are more, the plurality of bending through grooves 701 are arranged, after the FPC is bent, the movable driving module 6 controls the movable platform 4 to slide on the guide rail 5, and the FPC is bent at the next bending through groove 701. Further, the movable driving module 6 includes a servo motor 601, a coupling 602 and a ball screw 603, the servo motor 601 is disposed on the bending platform 2, an output end of the servo motor 601 is connected to the coupling 602, the ball screw 603 is parallel to the guide rail 5, the coupling 602 is connected to the ball screw 603, a connecting block 402 is fixedly disposed at the bottom of the movable platform 4, and the connecting block 402 is fixedly connected to the ball screw 603. The ball screw 603 can convert the rotary motion into the linear motion, and the above arrangement allows the moving platform 4 to slide on the guide rail 5 along the moving direction of the ball screw 603.

In the automatic bending device for FPC in this embodiment, the tray 7 may be detachably connected to the moving platform 4, the outer circumference of the first through hole 401 is provided with a tray clamping groove 403, the tray clamping groove 403 is provided with a plurality of first fixing holes 404, the edge of the tray 7 is provided with a plurality of second fixing holes 702, and the first fixing holes 404 and the second fixing holes 702 are arranged in a one-to-one correspondence manner. Specifically, for different FPCs, different FPCs can be bent by replacing the tray 7.

The automatic FPC bending equipment comprises a tray 7, wherein a movable groove 704 is formed in the tray 7, an elastic mechanism 703 is movably arranged in the movable groove 704, a fixing device 705 for fixing an FPC is arranged at the top of the elastic mechanism 703, a plurality of first fixing blocks 706 and a plurality of second fixing blocks 707 are arranged at the bottom of the tray 7, the first fixing blocks 706 and the second fixing blocks 707 are arranged in a one-to-one correspondence mode, first guide posts 708 are arranged between the first fixing blocks 706 and the second fixing blocks 707, a plurality of guide holes are formed in the bottom of the elastic mechanism 703, the guide holes are arranged in a one-to-one correspondence mode with the first guide posts 708, and the first guide posts 708 are movably connected with the guide holes. Specifically, when bending, the FPC deforms, the FPC is fixed to the elastic mechanism 703 through the fixing device 705, the elastic mechanism 703 receives the acting force of the FPC, and moves in the direction of the bending jig 3, so that the FPC has a buffering effect when bending, the phenomenon that the FPC is damaged or broken when bending is effectively reduced, after the bending is completed, the elastic mechanism 703 rebounds, and the plurality of guide posts 708 enable the buffering movement of the elastic mechanism 703 to be more stable, so that the shaking of the tray 7 is effectively reduced.

In the automatic bending equipment for the FPC in the embodiment, a plurality of positioning columns 709 are arranged on the tray 7, the plurality of positioning columns 709 enclose to form an accommodating space capable of accommodating the FPC, the fixing devices 705 are arranged in a plurality, the accommodating space is arranged in a plurality, and the fixing devices 705 and the accommodating space are arranged in a one-to-one correspondence manner. Specifically, a plurality of reference columns 709 play spacing effect to FPC, prevent that FPC from rocking at will when bending, prevented effectively that to shake at will because of FPC and lead to bending the effect not good, furtherly, above-mentioned setting can bend when a plurality of FPC simultaneously.

This example an automatic equipment of bending of FPC, tool 3 of bending still includes drive module 303 and lower drive module 304, the bottom of the module 301 of bending on is provided with bending upper plate 305, the protruding lug 306 of bending that is equipped with of bending upper plate 305, the top of the module 302 of bending down is provided with the hypoplastron 307 of bending, the concave recess 308 that is equipped with in top of the hypoplastron 307 of bending, the lug 306 of bending is located bend the top of recess 308, the output of going up drive module 303 with the module 301 of bending on is connected, the output of drive module 304 down with the module 302 of bending down is connected. Specifically, when the FPC bending device is used, the region of the FPC to be bent extends into a gap between the upper bending module 301 and the lower bending module 302, the upper driving module 303 pushes the upper bending module 301 downwards, the lower driving module 304 pushes the lower bending module 302 upwards, the FPC is bent by inserting the bending bump 306 into the bending groove 308, if the bending bump 306 or the bending groove 308 deviates during bending, the bending bump 306 contacts with the bending lower plate 307 and cannot enter the bending groove 308, and defective products caused by deviation during bending of the bending bump 306 or the bending groove 308 are effectively prevented. Furthermore, the bending upper plate 305 is detachably disposed on the upper bending module 301, and the bending lower plate 307 is detachably disposed on the lower bending module 302, so as to adapt to adjusting the bending protrusions 306 and the bending grooves 308 according to different bending requirements of the FPC.

This example an automatic equipment of bending of FPC, the top of the module 301 of bending on is provided with first connecting plate 309, the bottom of the module 302 of bending down is provided with second connecting plate 310, the both ends of first connecting plate 309 all are provided with first connecting hole, the both ends of second connecting plate 310 all are provided with the second connecting hole, first connecting hole with the setting of second connecting hole one-to-one, first connecting hole with wear to be equipped with second guide post 311 between the second connecting hole, first connecting plate 309 and second connecting plate 310 with second guide post 311 swing joint. Specifically, the upper bending module 301 and the lower bending module 302 both move along the second guiding post 311, so that the bending protrusion 306 can be stably inserted into the bending groove 308 to bend the FPC.

This example automatic bending equipment of FPC, go up drive module 303 including last actuating cylinder 312 and first fixed plate 313, drive module 304 is including driving actuating cylinder 314 and second fixed plate 315 down, first fixed plate 313 with all seted up the second through-hole on the second fixed plate 315, the both ends of first fixed plate 313 and the both ends of second fixed plate 315 all through the second through-hole respectively with the top and the bottom fixed connection of second guide post 311, go up actuating cylinder 312 set up in on the first fixed plate 313, down drive actuating cylinder 314 set up in on the second fixed plate 315. Specifically, the fixing effect is good, the upper driving cylinder 312 and the lower driving cylinder 314 are fixed, and the upper driving cylinder 312 and the lower driving cylinder 314 respectively push the first fixing plate 313 and the second fixing plate 315, so that the bending protrusion 306 is inserted into the bending groove 308 to bend the FPC. Further, a fixing hole is formed in the first fixing plate 313, the bottom of the upper driving cylinder 312 is embedded into the fixing hole, the output end of the upper driving cylinder 312 is connected with a push plate 316, the push plate 316 is connected with the first connecting plate 309, and the bottom of the lower driving cylinder 314 is connected with the second fixing plate 315. Specifically, the upper driving cylinder 312 acts on the push plate 316, the push plate 316 pushes the upper bending module 301 to press down, the lower driving cylinder 314 directly acts on the lower driving module 304, the bending of the fpc is mainly performed by pressing down the upper bending module 301, the push plate 316 is arranged so that the acting force acts on the upper bending module 301 through the push plate 316 during bending, and stability is high.

In the automatic FPC bending apparatus in this embodiment, the heating modules 317 are disposed inside the upper bending module 301 and the lower bending module 302. Specifically, the FPC is easily damaged or broken during bending, and the heating module 317 heats the upper bending module 301 and the lower bending module 302, so that the bending forming effect of the FPC is better while the product is protected.

In the automatic FPC bending apparatus in this embodiment, the number of the upper bending modules 301 and the number of the lower bending modules 302 are two, and the upper bending modules 301 and the lower bending modules 302 are arranged in a one-to-one correspondence manner. Specifically, two regions of the FPC to be bent can be bent at the same time. Further, the bending protrusion 306 and the bending groove 308 can be adjusted adaptively according to different bending requirements of the FPC, so that two different bends can be bent at the same time. Further, in the FPC bending jig 3 of this embodiment, the bending upper plate 305 is provided with a plurality of bending bumps 306 in a protruding manner. The length of the bending groove 308 is correspondingly arranged, and the plurality of bending convex blocks 306 are pressed down simultaneously, so that a plurality of FPCs can be processed simultaneously, and the processing efficiency is greatly improved.

The automatic FPC bending equipment comprises a rack 1, wherein a protective shell 8 is arranged on the rack 1, a control panel 801 is arranged on the protective shell 8, and the control panel 801 is electrically connected with a bending jig 3 and a mobile driving module 6. Specifically, the servo motor 601 is controlled to move through the control panel 801, and the bending coordinate point calibration is carried out; after the coordinate point calibration is completed, the control panel 801 controls the FPC automatic bending machine to start automatic processing, bending times and bending positions can be set on the control panel 801 under the control of an external professional controller and the control panel 801 in the processing process, the servo motor 601 drives the mobile platform 4 to the calibrated coordinate point, the bending is performed by lifting the bending jig 3, after each coordinate is bent, the mobile platform 4 can move to the next bending coordinate point until all bending coordinates are executed, and therefore automatic bending processing is achieved.

Although the present invention has been described with reference to the above preferred embodiments, it should be understood that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims

1. The utility model provides an automatic equipment of bending of FPC which characterized in that: the bending device comprises a rack, a bending platform, a bending jig, a mobile platform and a guide rail, wherein the bending platform is arranged on the rack, the guide rail is arranged on the bending platform, the mobile platform is connected with the guide rail in a sliding manner, the mobile platform is connected with a mobile driving module, a first through hole is formed in the mobile platform, a tray used for bearing an FPC is arranged at the top of the mobile platform, the bending jig is connected with the bending platform, the bending jig comprises an upper bending module and a lower bending module, the upper bending module is positioned above the lower bending module, and one or more bending through grooves for the upper bending module and the lower bending module to extend into are formed in the tray;

the bending jig further comprises an upper driving module and a lower driving module, a bending upper plate is arranged at the bottom of the upper bending module, a bending convex block is convexly arranged on the bending upper plate, a bending lower plate is arranged at the top of the lower bending module, a bending groove is concavely arranged at the top of the bending lower plate, the bending convex block is positioned above the bending groove, the output end of the upper driving module is connected with the upper bending module, and the output end of the lower driving module is connected with the lower bending module;

the top of the upper bending module is provided with a first connecting plate, the bottom of the lower bending module is provided with a second connecting plate, two ends of the first connecting plate are provided with first connecting holes, two ends of the second connecting plate are provided with second connecting holes, the first connecting holes and the second connecting holes are arranged in a one-to-one correspondence manner, a second guide column penetrates between the first connecting holes and the second connecting holes, and the first connecting plate and the second connecting plate are movably connected with the second guide column;

the tray is detachably connected with the mobile platform.

2. The automatic FPC bending device according to claim 1, wherein: the peripheral ring of first through-hole is equipped with the tray draw-in groove, be provided with a plurality of first fixed orificess on the tray draw-in groove, the border department of tray is provided with a plurality of second fixed orificess, first fixed orificess with the second fixed orificess one-to-one sets up.

3. The automatic FPC bending device according to claim 1, wherein: the utility model discloses a flexible printed circuit board, including tray, flexible groove, first fixed block, second fixed block, first guide post, flexible groove, flexible mechanism, flexible groove, flexible inslot activity is provided with elastic mechanism, elastic mechanism's top is provided with the fixing device who is used for fixed FPC, the bottom of tray is provided with a plurality of first fixed blocks and a plurality of second fixed block, first fixed block with second fixed block one-to-one sets up, first fixed with all be provided with first guide post between the second fixed block, elastic mechanism's bottom is provided with a plurality of guiding holes, the guiding hole with first guide post one-to-one sets up, first guide post with guiding hole swing joint.

4. The automatic FPC bending device according to claim 3, wherein: the tray is provided with a plurality of positioning columns, the positioning columns enclose an accommodating space which can accommodate the FPC, the fixing device is provided with a plurality of accommodating spaces, and the fixing device and the accommodating spaces are arranged in a one-to-one correspondence mode.

5. The automatic FPC bending device according to claim 1, wherein: go up drive module and drive actuating cylinder and first fixed plate including last, drive actuating module drives actuating cylinder and second fixed plate including down, first fixed plate with the second through-hole has all been seted up on the second fixed plate, the both ends of first fixed plate and the both ends of second fixed plate all through the second through-hole respectively with the top and the bottom fixed connection of second guide post, go up drive actuating cylinder set up in on the first fixed plate, down drive actuating cylinder set up in on the second fixed plate.

6. The automatic FPC bending device according to claim 1, wherein: the upper bending module and the lower bending module are internally provided with heating modules.

7. The automatic FPC bending device according to claim 1, wherein: the upper bending module and the lower bending module are respectively provided with two modules, and the upper bending module and the lower bending module are arranged in a one-to-one correspondence mode.

8. The automatic FPC bending device according to claim 1, wherein: the bending machine is characterized in that a protective shell is arranged on the rack, a control panel is arranged on the protective shell, and the control panel is electrically connected with the bending jig and the mobile driving module.