CN212367633U - Bending device of flexible circuit board - Google Patents
Bending device of flexible circuit board Download PDFInfo
- Publication number
- CN212367633U CN212367633U CN202020907645.4U CN202020907645U CN212367633U CN 212367633 U CN212367633 U CN 212367633U CN 202020907645 U CN202020907645 U CN 202020907645U CN 212367633 U CN212367633 U CN 212367633U
- Authority
- CN
- China
- Prior art keywords
- circuit board
- flexible circuit
- hole
- positioning
- plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000005452 bending Methods 0.000 title claims description 23
- 230000007306 turnover Effects 0.000 claims description 7
- 239000003302 ferromagnetic material Substances 0.000 claims description 3
- 230000008878 coupling Effects 0.000 abstract 1
- 238000010168 coupling process Methods 0.000 abstract 1
- 238000005859 coupling reaction Methods 0.000 abstract 1
- 239000004973 liquid crystal related substance Substances 0.000 description 10
- 238000000034 method Methods 0.000 description 7
- 230000008569 process Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000000149 penetrating effect Effects 0.000 description 2
- 239000004642 Polyimide Substances 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 239000002390 adhesive tape Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229920006267 polyester film Polymers 0.000 description 1
- 229920001721 polyimide Polymers 0.000 description 1
Images
Landscapes
- Mounting Of Printed Circuit Boards And The Like (AREA)
- Structure Of Printed Boards (AREA)
Abstract
The utility model discloses a flexible circuit board's device of buckling, including the bottom plate, install location portion on the bottom plate, with bottom plate rotatable coupling's kink and cylindric live-rollers, the upset seat of two relative settings of fixedly connected with on the bottom plate, two upset seats are located the both sides of location portion respectively, the first through-hole that runs through is seted up at the middle part of upset seat, location portion includes the locating plate and sets up the constant head tank on the locating plate, the kink includes the apron, the both sides of apron are connected with the turning block respectively, the second through-hole that runs through is seted up at the middle part of turning block, the level of second through-hole is higher than the surface of apron, the turning block inserts in the first through-hole and rotationally is connected with the upset seat, the live-rollers inserts in the second through-hole and with the rotatable connection of. The utility model discloses can improve the precision of buckling, avoid producing the crease.
Description
Technical Field
The utility model relates to a field of buckling of flexible circuit board, concretely relates to device of buckling of flexible circuit board.
Background
The flexible printed circuit board, referred to as FPC for short, is a highly reliable and excellent flexible printed circuit board made of polyimide or polyester film as a base material. In the process of assembling the liquid crystal module, the FPC is required to be bent usually, the bent FPC is attached to the back of the backlight board, when the FPC is bent usually, a bent silk-screen line with a corresponding distance is marked on the back of the backlight board, then a worker pinches two sides of the FPC with two hands by taking the bent silk-screen line as a reference to bend, the bent FPC is attached through double faced adhesive tape attached to the back of the backlight board, and due to uncertainty of manual operation, attachment deviation is easily caused, and poor effect is formed; in addition, when the FPC is bent, a fold is easily formed in the bent portion of the FPC, and further, a defect is formed.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem existing in the above, the utility model provides a device of buckling of flexible circuit board, its concrete technical scheme as follows:
a bending device of a flexible circuit board comprises a bottom plate, a positioning part arranged on the bottom plate, a bending part which is rotatably connected with the bottom plate and a cylindrical rotating roller, the bottom plate is fixedly connected with two oppositely arranged turnover seats which are respectively positioned at two sides of the positioning part, the middle part of the turnover seat is provided with a first through hole which penetrates through the turnover seat, the positioning part comprises a positioning plate and a positioning groove which is arranged on the positioning plate, the bent part comprises a cover plate, two sides of the cover plate are respectively connected with a rotating block, the middle part of the rotating block is provided with a second through hole, the horizontal height of the second through hole is higher than the surface of the cover plate, the rotating block is inserted into the first through hole and is rotatably connected with the overturning seat, the rotating roller is inserted into the second through hole and is rotatably connected with the rotating block, and when the flexible circuit board is bent, the rotating roller is pressed at the bent part of the flexible circuit board. When buckling the flexible circuit board, put into the constant head tank at top with the LCD module, then insert the live-rollers in the second through-hole, can guarantee the attached precision of flexible circuit board back of buckling at the in-process of buckling, simultaneously under the effect of live-rollers, the department of buckling of flexible circuit board is arc, avoids the production of crease.
Furthermore, one end of the rotating roller is fixedly connected with a stop block, the stop block is prismatic, a groove corresponding to the stop block in shape is formed in the side face of the rotating block, and the stop block is arranged in the groove. The position of the rotating roller is limited through the stop blocks, and the rotating roller does not rotate in the bending process of the flexible circuit board through the prismatic stop blocks and the corresponding grooves.
Furthermore, an annular clamping groove is formed in the inner side face of the first through hole, an annular clamping block is fixedly connected to the outer side face of the rotating block, and the clamping block is rotatably arranged in the clamping groove.
Furthermore, the cover plate is connected with a screw in a threaded mode, the screw is made of ferromagnetic materials, the edge of the positioning plate is fixedly connected with a magnet, and the magnet and the screw are attracted when the cover plate is folded.
Furthermore, both sides of the positioning plate are provided with a taking and placing groove respectively, and the depth of the taking and placing groove is greater than that of the positioning groove. Through getting to put the groove, make things convenient for flexible circuit board to buckle around, getting of liquid crystal module is put.
Furthermore, a buffer cushion is arranged on one side, facing the positioning plate, of the cover plate.
Has the advantages that: 1. the utility model discloses fix a position liquid crystal module through location portion, then buckle to the flexible circuit board through the kink, the kink can limit the position that the flexible circuit board buckles to guarantee the attached precision after the flexible circuit board buckles;
2. the utility model discloses a detachable live-rollers pressure is in the bending department of flexible circuit board, when buckling to flexible circuit board, can make the bending department of flexible circuit board be circular-arc through the guide effect of live-rollers, effectively avoids the production of crease;
3. the utility model discloses when buckling flexible circuit board, only need with the live-rollers insert behind the second through-hole upset kink can, easy operation has improved production efficiency.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic structural view of the bent portion of the present invention;
fig. 3 is a cross-sectional view of the turnover seat of the present invention.
Reference numerals: 1-a bottom plate; 2, positioning a plate; 3-cover plate; 4-rotating the roller; 5-turning over the seat; 11-a stop block; 21-a magnet; 22-taking and placing groove; 23-a positioning groove; 31-a screw; 32-a turning block; 321-a second via; 322-a fixture block; 323-grooves; 51-a first via; 52-card slot.
Detailed Description
In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. The preferred embodiments of the present invention are shown in the drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
As shown in fig. 1, a bending apparatus for a flexible circuit board comprises a base plate 1, a positioning portion mounted on the base plate 1, a bending portion rotatably connected with the base plate 1, and a cylindrical rotating roller 4, wherein two oppositely-arranged turning seats 5 are fixedly connected to the base plate 1, the two turning seats 5 are respectively located at two sides of the positioning portion, a first through hole 51 penetrating through the middle portion of the turning seat 5 is formed in the middle portion of the positioning portion, the positioning portion comprises a positioning plate 2 and a positioning groove 23 formed in the positioning plate 2, the bending portion comprises a cover plate 3, two sides of the cover plate 3 are respectively connected with rotating blocks 32, a second through hole 321 penetrating through the middle portion of the rotating block 32 is formed in the middle portion of the rotating block 32, the horizontal height of the second through hole 321 is higher than the surface of the cover plate 3, the rotating block 32 is inserted into the first through hole 51 and rotatably connected with the turning seats 5, the rotating roller, when the flexible circuit board is bent, the rotating roller 4 is pressed at the bent position of the flexible circuit board.
When the flexible circuit board is bent, the rotating roller 4 presses the bent part of the flexible circuit board, the bent part of the flexible circuit board is arc-shaped under the guiding action of the rotating roller 4, and the cover plate 3 can limit the bent position of the flexible circuit board in the bending process, so that the bending precision of the flexible circuit board is ensured. And in order to make the bending device suitable for liquid crystal modules of different models, the shape of the positioning groove 23 is matched with that of the liquid crystal module, and the corresponding positioning plate 2 is replaced according to different liquid crystal modules.
Further, in order to facilitate taking and placing, positioning and preventing the rotation roller 4 from rotating along with the turning of the bent portion, a stopper 11 is fixedly connected to one end of the rotation roller 4, the stopper 11 is prism-shaped, a groove 323 corresponding to the stopper 11 in shape is formed in the side surface of the rotation block 32, and the stopper 11 is placed in the groove 323.
Further, in order to ensure the stability of the connection between the turning block 32 and the turning seat 5 during the turning process of the bending part, an annular clamping groove 52 is formed in the inner side surface of the first through hole 51, an annular clamping block 322 is fixedly connected to the outer side surface of the turning block 32, and the clamping block 322 is rotatably arranged in the clamping groove 52.
In order to further facilitate the turning of the bent portion, a screw 31 is screwed on the cover plate 3, the screw 31 is made of ferromagnetic material, the edge of the positioning plate 2 is fixedly connected with a magnet 21, and the magnet 21 and the screw 31 are attracted when the cover plate 3 is folded.
Further, in order to facilitate taking and placing of the liquid crystal module before and after the flexible circuit board is bent, taking and placing grooves 22 are respectively formed in two sides of the positioning plate 2, and the depth of each taking and placing groove 22 is greater than that of each positioning groove 23.
Further, a buffer pad is arranged on one side of the cover plate 3 facing the positioning plate 2.
The working process is as follows: at first place liquid crystal module in constant head tank 23, the part that the flexible circuit board need buckle is placed on apron 3, then insert live-rollers 4 in second through-hole 321, live-rollers 4 press the department of buckling at flexible circuit board this moment, then rotate the kink and make flexible circuit board buckle, under the guide effect of live-rollers 4, the department of buckling of flexible circuit board is the arc, apron 3 and locating plate 2 laminating when the screw 31 of apron 3 both sides is under the attraction of magnet during the buckling, accomplish taking out liquid crystal module through getting to put groove 22 after buckling of flexible circuit board, take out next liquid crystal module after live-rollers 4 again and process.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can substitute or change the technical solution and the inventive concept of the present invention within the technical scope of the present invention.
Claims (6)
1. The bending device of the flexible circuit board is characterized by comprising a bottom plate (1), a positioning part arranged on the bottom plate (1), a bending part rotatably connected with the bottom plate (1) and a cylindrical rotating roller (4), wherein the bottom plate (1) is fixedly connected with two oppositely arranged turnover seats (5), the two turnover seats (5) are respectively positioned at two sides of the positioning part, a first through hole (51) which penetrates through the middle part of each turnover seat (5) is formed, the positioning part comprises a positioning plate (2) and a positioning groove (23) which is formed in the positioning plate (2), the bending part comprises a cover plate (3), two sides of the cover plate (3) are respectively connected with a rotating block (32), a second through hole (321) which penetrates through the middle part of each rotating block (32) is formed, and the horizontal height of the second through hole (321) is higher than the surface of the cover plate (3), the rotating block (32) is inserted into the first through hole (51) and is rotatably connected with the overturning seat (5), the rotating roller (4) is inserted into the second through hole (321) and is rotatably connected with the rotating block (32), and when the flexible circuit board is bent, the rotating roller (4) is pressed at the bending position of the flexible circuit board.
2. The bending apparatus of a flexible circuit board according to claim 1, wherein: one end of the rotating roller (4) is fixedly connected with a stop block (11), the stop block (11) is prismatic, a groove (323) corresponding to the stop block (11) in shape is formed in the side face of the rotating block (32), and the stop block (11) is arranged in the groove (323).
3. The bending apparatus of a flexible circuit board according to claim 1, wherein: annular clamping grooves (52) are formed in the inner side faces of the first through holes (51), annular clamping blocks (322) are fixedly connected to the outer side faces of the rotating blocks (32), and the clamping blocks (322) are rotatably arranged in the clamping grooves (52).
4. The bending apparatus of a flexible circuit board according to claim 1, wherein: the screw joint has screw (31) on apron (3), screw (31) are made for ferromagnetic material, the edge fixedly connected with magnet (21) of locating plate (2), magnet (21) and screw (31) actuation when apron (3) fold.
5. The bending apparatus of a flexible circuit board according to claim 1, wherein: the two sides of the positioning plate (2) are respectively provided with a taking and placing groove (22), and the depth of the taking and placing groove (22) is greater than that of the positioning groove (23).
6. The bending apparatus of a flexible circuit board according to claim 1, wherein: and a buffer cushion is arranged on one side of the cover plate (3) facing the positioning plate (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020907645.4U CN212367633U (en) | 2020-05-26 | 2020-05-26 | Bending device of flexible circuit board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020907645.4U CN212367633U (en) | 2020-05-26 | 2020-05-26 | Bending device of flexible circuit board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212367633U true CN212367633U (en) | 2021-01-15 |
Family
ID=74155428
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020907645.4U Expired - Fee Related CN212367633U (en) | 2020-05-26 | 2020-05-26 | Bending device of flexible circuit board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212367633U (en) |
-
2020
- 2020-05-26 CN CN202020907645.4U patent/CN212367633U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210115 |