CN211043865U

CN211043865U - FPC's attached tool

Info

Publication number: CN211043865U
Application number: CN201922056968.7U
Authority: CN
Inventors: 贺建文
Original assignee: Jiangxi United Thought Touch Technology Co ltd
Current assignee: Zhejiang lianxinkang Technology Co.,Ltd.
Priority date: 2019-11-25
Filing date: 2019-11-25
Publication date: 2020-07-17
Anticipated expiration: 2029-11-25

Abstract

The utility model relates to an attached tool of FPC, it includes that pressfitting base and lid close the locating plate on pressfitting base, be equipped with the recess that is used for placing backlight unit on the pressfitting base, backlight unit puts into the recess in and is equipped with the clearance with the lateral wall of recess, a plurality of breachs have been seted up downwards from the up end to the pressfitting base, distribute around the recess and with the recess intercommunication, be equipped with soft board in the breach, and a part of soft board can be laminated fixedly with backlight unit's surface mutually, the corresponding setting in counterpoint hole on at least one breach and the locating plate. The utility model discloses a back is put into the recess in to backlight unit, and is laminated fixedly mutually with backlight unit through the soft board of fixing in the recess, makes backlight unit's side and the inner wall of recess remain certain clearance throughout, avoids harder recess inner wall to damage backlight unit's side.

Description

FPC's attached tool

Technical Field

The utility model relates to a backlight unit assembles technical field, especially relates to an attached tool of FPC.

Background

In the liquid crystal module assembling process, a Flexible Printed Circuit (FPC) needs to be bent and attached to the backlight module, and the attaching accuracy of the FPC is very important to the quality of a product.

At present, an attaching jig is generally adopted for assembling, the attaching jig comprises a press fit base and a press plate hinged with the press fit base, a groove is formed in the press fit base, the backlight module is placed in the groove firstly during assembling, and then the press plate is pressed downwards to perform press fit on the FPC and the backlight module.

However, the conventional attaching jig easily damages the side surface of the backlight module when the backlight module is placed in the groove, resulting in an increase in the defective rate of the product.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an attached tool of FPC solves and adopts the attached tool of current FPC to cause backlight unit's side damage easily, leads to the problem that the defective rate of product increases.

The utility model provides an attached tool of FPC, close including pressfitting base and lid locating plate on the pressfitting base, be equipped with the recess that is used for placing backlight unit on the pressfitting base, backlight unit put into in the recess with the lateral wall of recess is equipped with the clearance, a plurality of breachs have been seted up downwards from the up end to the pressfitting base, and is a plurality of the breach distributes around the recess and with the recess intercommunication, be equipped with soft board in the breach, just a part of soft board can with backlight unit's surface is laminated mutually fixedly, at least one the breach with the corresponding setting in counterpoint hole on the locating plate.

According to the utility model provides an attached tool of FPC has following beneficial effect: the utility model discloses a back and recess lateral wall have certain clearance in backlight unit puts into the recess, it is fixed with backlight unit to laminate mutually through the soft board of fixing in the recess, the inner wall that makes backlight unit's side and recess remains the clearance throughout, avoid harder recess inner wall damage backlight unit's side, the fixed backlight unit of adoption soft board laminating has avoided backlight unit's surface to cause the damage simultaneously, the defective rate of product has been reduced, and the corresponding setting in counterpoint hole of breach and locating plate can play the effect of counterpointing, improve the attached accuracy of FPC.

Additionally, according to the utility model provides an attached tool of FPC can also have following additional technical characterstic:

furthermore, the bottom surface of breach is equipped with the screw, be equipped with on the screw with the soft board is fixed bolt on the breach.

Furthermore, the shape of recess is the rectangle, two long limits and a minor face of recess are equipped with two respectively the breach, are located two long limits two the breach sets up relatively.

Furthermore, a first magnet is arranged on the surface of the pressing base, and a second magnet attracted with the first magnet is arranged on the positioning plate.

Furthermore, the positioning plate is provided with a positioning through hole along the bending direction of the FPC, and the shape of the positioning through hole is the same as that of the FPC.

Furthermore, the breach is equipped with 6, the counterpoint hole is equipped with 5.

Further, the shape of the notch is square.

Further, the flexible board is made of rubber.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a schematic structural view of a press-fit base of an FPC attachment jig according to an embodiment of the present invention;

fig. 2 is a schematic structural view of a positioning plate of an FPC attaching jig according to an embodiment of the present invention;

fig. 3 is a schematic working diagram of an FPC attachment jig according to an embodiment of the present invention;

10. pressing the base; 11. a first magnet; 20. positioning a plate; 21. aligning holes; 22. positioning the through hole; 30. a backlight module; 31. FPC; 40. a groove; 50. a notch; 60. a flexible board; 70. and (4) bolts.

Detailed Description

In order to make the objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. Several embodiments of the invention are given in the accompanying 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.

Referring to fig. 1, fig. 2 and fig. 3, an embodiment of the present invention provides an FPC attachment jig, which includes a press-fit base 10 and a positioning plate 20 covering the press-fit base 10, wherein the positioning plate 20 is provided with alignment holes 21, the press-fit base 10 is provided with a groove 40 for placing a backlight module 30, and the backlight module 30 is placed in the groove 40 and then bent to form an FPC 31.

The backlight module 30 is placed in the groove 40 and a gap is formed between the backlight module and the side wall of the groove 40, the pressing base 10 is provided with a plurality of notches 50 from the upper end surface downwards, the notches 50 are distributed around the groove 40 and communicated with the groove 40, a flexible plate 60 is arranged in each notch 50, a part of the flexible plate 60 can be attached and fixed to the surface of the backlight module 30, and at least one notch 50 is arranged corresponding to the alignment hole 21 on the positioning plate 20.

The utility model discloses a theory of operation does: the size of the groove 40 is slightly larger than the size of the backlight module 30, the backlight module 30 is placed in the groove 40, a certain gap is formed between the side surface of the backlight module 30 and the side wall of the groove 40, the flexible board 60 is made of flexible material and has elasticity, the flexible board 60 is placed in the notch 50, a part of the flexible board 60 extends out of the notch 50 and is attached to the surface of the backlight module 30, the flexible board 60 is fixed on the notch 50 in a common fixing mode, the position of the backlight module 30 is further fixed, the backlight module 30 is prevented from moving, the positioning plate 20 is provided with the alignment hole 21, the alignment hole 21 on the positioning plate 20 is aligned with the notch 50, the positioning plate 20 covers the backlight module 30, and then the FPC31 begins to be bent, so that the FPC31 is accurately bent on the surface of the backlight module 30.

From the above description, the beneficial effects of the present invention are: the utility model discloses a back in recess 40 is put into to backlight unit 30, it is fixed to laminate mutually with backlight unit 30 through the soft board 60 of fixing in recess 40, make backlight unit 30's side and recess 40's inner wall remain certain clearance throughout, avoid the side of harder recess 40 inner wall damage backlight unit 30, adopt the fixed backlight unit 30 of soft board 60 can not cause the damage to backlight unit 30's surface simultaneously, and the corresponding setting in counterpoint hole 21 of breach 50 and locating plate 20 can play the effect of counterpointing.

In the embodiment of the present invention, the bottom surface of the notch 50 is provided with a screw hole, and the screw hole is provided with a bolt 70 for fixing the flexible board 60 on the notch 50, so as to fix the backlight module 30.

In the embodiment of the present invention, the shape of the groove 40 is rectangular, two long edges and one short edge of the groove 40 are respectively provided with two notches 50, and two notches 50 located on two long edges are arranged oppositely. The backlight module 30 is also rectangular, because a short side of the backlight module 30 is connected with the FPC31, and a gap exists between the short side and the side wall of the groove 40, the short side is not provided with the notch 50, two long sides and one short side are provided with the notches 50, and the flexible board 60 is placed in the notches 50, thereby better fixing the backlight module 30.

In the embodiment of the present invention, the surface of the press-fit base 10 is provided with a first magnet 11, and the positioning plate 20 is provided with a second magnet attracted to the first magnet 11. When the positioning plate 20 is covered on the press-fit base 10, the positioning plate 20 is fixed on the press-fit base 10 through magnetic attraction, so that the positioning plate 20 is prevented from moving.

In the embodiment of the present invention, the positioning plate 20 is provided with the positioning through hole 22 along the bending direction of the FPC31, and the shape of the positioning through hole 22 is the same as that of the FPC 31. The positioning plate 20 is covered on the press-fit base 10, and is bent along the direction of the positioning through hole 22 when the FPC31 is bent, so that no position deviation is generated when the FPC31 is bent.

In the embodiment of the present invention, the number of the notches 50 is 6, and the number of the alignment holes 21 is 5.

In an embodiment of the present invention, the notch 50 is square. The flexible board 60 is made of rubber.

In the embodiment of the present invention, the flexible board 60 is made of rubber.

To sum up, the utility model provides an attached tool of FPC, beneficial effect lies in: the utility model discloses a back in recess 40 is put into to backlight unit 30, it is fixed to laminate mutually with backlight unit 30 through the soft board 60 of fixing in recess 40, make backlight unit 30's side and recess 40's inner wall remain certain clearance throughout, avoid the side of harder recess 40 inner wall damage backlight unit 30, adopt the fixed backlight unit 30 of soft board 60 can not cause the damage to backlight unit 30's surface simultaneously, and the corresponding setting in counterpoint hole 21 of breach 50 and locating plate 20 can play the effect of counterpointing.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. The utility model provides an attached tool of FPC, closes including pressfitting base and lid locating plate on the pressfitting base, be equipped with the recess that is used for placing backlight unit on the pressfitting base, its characterized in that, backlight unit put into the recess with the lateral wall of recess is equipped with the clearance, a plurality of breachs have been seted up downwards from the up end to the pressfitting base, and is a plurality of the breach distributes around the recess and with the recess intercommunication, be equipped with the softness board in the breach, just a part of softness board can with backlight unit's surface is laminated mutually fixedly, at least one the breach with the corresponding setting in counterpoint hole on the locating plate.

2. An FPC attaching jig according to claim 1, wherein a screw hole is provided on a bottom surface of the notch, and a bolt for fixing the flexible board to the notch is provided on the screw hole.

3. An FPC attaching jig according to claim 1, wherein the groove has a rectangular shape, two notches are provided on two long sides and one short side of the groove, respectively, and the two notches on the two long sides are disposed opposite to each other.

4. The FPC attaching jig of claim 1, wherein a first magnet is disposed on a surface of the press-fit base, and a second magnet attracted to the first magnet is disposed on the positioning plate.

5. The FPC attaching jig according to claim 1, wherein the positioning plate is provided with a positioning through hole along a bending direction of the FPC, and the positioning through hole has a shape identical to that of the FPC.

6. The FPC attaching jig according to claim 1, wherein there are 6 notches and 5 alignment holes.

7. The FPC attaching jig according to claim 1, wherein the notch is square.

8. An FPC attaching jig according to claim 1, wherein said flexible board is made of a rubber material.