CN212544183U

CN212544183U - FPC double-line positioning device

Info

Publication number: CN212544183U
Application number: CN202021435600.8U
Authority: CN
Inventors: 蒋慕芬
Original assignee: Sichuan Jindongdi Technology Co ltd
Current assignee: Sichuan Jindongdi Technology Co ltd
Priority date: 2020-07-20
Filing date: 2020-07-20
Publication date: 2021-02-12
Anticipated expiration: 2030-07-20

Abstract

The utility model discloses a FPC double-line positioner relates to FPC technical field that bends, and it includes indisputable frame and FPC board in a poor light, be provided with a plurality of impression group on the indisputable frame in a poor light, the impression group includes first impression and the second impression that perpendicular distance equals everywhere, the FPC board back edge of bending is in between first impression and the second impression. The utility model provides a FPC double-line positioner for traditional locate mode, effectively improved the location precision of FPC board, promoted the installation yield, also make the operating personnel counterpoint more clear simultaneously, promoted the packaging efficiency.

Description

FPC double-line positioning device

Technical Field

The utility model belongs to the technical field of the FPC technique of bending and specifically relates to a FPC double-line positioner is related to.

Background

With the progress of the research and development technology of the mobile phone, the performance of the mobile phone in all aspects tends to be perfect, and people pursue light, thin and portable of the mobile phone while pursuing high performance, so that the requirement on the thickness of a display module of the mobile phone is higher and higher during manufacturing, the thickness of a backlight iron frame in the display module is mostly 0.1mm at present, when an FPC is bent onto the backlight iron frame, a pressing line is usually engraved on the backlight iron frame for positioning, namely, the FPC is fixed on the backlight iron frame along the pressing line after being bent.

The depth of the pressing mark is shallow due to the influence of the thickness of the backlight iron frame, and the position of the pressing mark is difficult to see after the pressing mark is attached to the FPC, namely, an assembling worker needs to carefully see whether the pressing mark is attached to the edge of the FPC or the FPC deviates from the pressing mark, for example, part of the pressing mark is blocked or part of the pressing mark deviates from the pressing mark, so that the working efficiency of the assembling worker is slowed down, the probability of positioning deviation after the FPC is bent is high, the reject ratio of the assembly line is high, and the quality of products is affected.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem, the utility model provides a FPC double-line positioner can effectively promote the FPC accuracy of counterpointing of bending, promotes the installation and goes up the line yield.

The utility model discloses a realize above-mentioned purpose and specifically adopt following technical scheme:

the utility model provides a FPC double-line positioner, includes iron frame and FPC board in a poor light, be provided with a plurality of impression group on the iron frame in a poor light, the impression group includes perpendicular distance equal first nip and the second nip everywhere, the FPC board back edge of bending is in between first nip and the second nip.

Further, the perpendicular distance between the first and second nip is 0.6-1 mm.

Furthermore, the depth of the first embossing line and the second embossing line is less than or equal to 0.03 mm.

Furthermore, the iron frame that is shaded still adaptation has an auxiliary positioning subassembly, auxiliary positioning subassembly includes first locating plate and with first locating plate articulated second locating plate, be provided with the spacing groove that supplies to be gone into by the iron frame card that is shaded on the first locating plate, the degree of depth of spacing groove is the same with the thickness of iron frame that is shaded, be provided with the groove of bending that runs through the second locating plate on the second locating plate, first locating plate closes the back with the second locating plate lid, and the second nip is located the inslot side of bending, and first nip is sheltered from by the groove of bending, the FPC board is bent the back, and the FPC flange is pasted with the groove edge of bending mutually.

Furthermore, the two sides of the limiting groove are provided with a taking and placing groove communicated with the limiting groove.

The utility model has the advantages as follows:

the utility model provides a FPC double-line positioner, when carrying out FPC board and buckling, make the edge of FPC board be located between first impression and the second impression all the time, need keep FPC board to press first impression promptly all the time, expose the second impression, with the skew scope of the effective control FPC board of distance between first impression and the second impression, thereby effectively improve the location precision of FPC board, promote the installation yield, it is more clear also to make operating personnel counterpoint simultaneously, the packaging efficiency is promoted.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

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

FIG. 2 is a schematic structural view of the FPC board of the present invention in a positioning state after bending;

FIG. 3 is a structural diagram illustrating a positioning state of a FPC board after bending in a conventional manner;

FIG. 4 is a schematic view of an auxiliary positioning assembly;

FIG. 5 is a schematic view of an optimized structure of an auxiliary positioning assembly;

reference numerals: 1-a backlight iron frame, 2-a stamping line group, 3-a first stamping line, 4-a second stamping line, 5-an FPC (flexible printed circuit) board, 6-a first positioning board, 7-a second positioning board, 8-a limiting groove, 9-a bending groove and 10-a taking and placing groove.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship that the products of the present invention are conventionally placed when used, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be further noted that, unless explicitly stated or limited otherwise, the terms "disposed" and "in communication" are to be interpreted broadly, e.g., as either fixed or removable communication, or integrally connected; either mechanically or electrically; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Examples

Referring to fig. 1, the present embodiment provides a FPC two-wire positioning device, which includes a backlight bezel 1 and an FPC board 5, the backlight iron frame 1 is provided with a plurality of stamping line groups 2, the stamping line groups 2 are obtained by laser etching on the backlight iron frame 1, the stamping line groups 2 are positioned at some key positions to position the FPC board 5, the embossing line group 2 comprises a first embossing line 3 and a second embossing line 4 which are vertically equidistant, wherein the first embossing line 3 and the second embossing line 4 are located at the inner side and are shielded by the FPC board 5, the first embossing line 3 and the second embossing line 4 are located at the outer side and are exposed out of the FPC board 5 and can be seen by an operator, that is, the bent edge of the FPC board 5 is positioned between the first nip 3 and the second nip 4, so that the operator can clearly determine whether the FPC board 5 is cheap, the alignment is easier, wherein in this embodiment the first nip 3 is selected to be on the outside and the second nip 4 on the inside.

The traditional positioning method adopts a single nip to position, the nip is shallow and needs to be attached to the edge of the FPC 5 after positioning, an operator is difficult to accurately judge whether the bent FPC 5 is completely attached to the nip, and deviation often occurs, as shown by comparison in figures 2 and 3, the traditional positioning method often causes the deviation of the FPC 5 or the high positioning, and the deviation is difficult to see if the FPC 5 is not thin and thin, which results in low installation yield and low efficiency of the operator, in the embodiment, double lines are adopted for positioning, the edge of the FPC 5 after bending falls between the first nip 3 and the second nip 4, the FPC covers the second nip 4 to expose the first nip 3, compared with the traditional method, the operator is easier to position in the bending process and more accurate to judge the positioning effect, so that the positioning is more accurate.

The vertical distance between the first embossing line 3 and the second embossing line 4 can be 0.6-1mm, the specific size can be selected according to practical application, the thickness of the backlight iron frame 1 is considered, the influence of the embossing line on the performance of the backlight iron frame 1 is avoided, and the depth of the first embossing line 3 and the second embossing line 4 is less than or equal to 0.03 mm.

Although the two lines can position the bent part during bending, careful operation is required during bending so that the edge of the FPC board 5 falls between the first and second press nips 3 and 4, in order to improve the convenience of operation, as shown in fig. 4, the backlight bezel 1 is further adapted with an auxiliary positioning assembly, the auxiliary positioning assembly includes a first positioning plate 6 and a second positioning plate 7 hinged to the first positioning plate 6, the first positioning plate 6 is provided with a limiting groove 8 for being clamped by the backlight bezel 1, the depth of the limiting groove 8 is the same as the thickness of the backlight bezel 1, that is, after the second positioning plate 7 is covered with the first positioning plate 6, one side of the second positioning plate 7 close to the first positioning plate 6 is abutted against the surface of the backlight bezel 1, the second positioning plate 7 is provided with a bending groove 9 penetrating through the second positioning plate 7, and the bending groove 9 is adapted to the shape of the FPC board 5, namely, the FPC board 5 can be clamped into the bending groove 9 after being bent, after the first positioning board 6 and the second positioning board 7 are covered, the second press mark 4 is positioned at the inner side of the bending groove 9, the first press mark 3 is shielded by the bending groove 9, a worker can judge whether the first positioning board 6 and the second positioning board 7 deviate due to long service time through the position of the second press mark 4, so that the positioning accuracy of the FPC board 5 after being bent is ensured, after the FPC board 5 is determined, the FPC board 5 is directly pulled to be clamped into the bending groove 9, namely, after the FPC board 5 is bent, the edge of the FPC board 5 is attached to the edge of the bending groove 9, so that the FPC board 5 is well positioned, in the whole operation process, the operator does not need to see whether the positioning is accurate at multiple places, is not afraid of fatigue hand shaking of workers, the occurrence of manual errors is avoided, and the accuracy of the bending positioning of the FPC board 5 is effectively improved.

In addition, in order to facilitate the bending operation, the two sides of the limiting groove 8 are provided with a taking and placing groove 10 for fingers to be clamped in, and when the backlight iron frame 1 is put in or taken out, the fingers can be put in the taking and placing groove 10 to take out the backlight iron frame 1.

In addition, as shown in fig. 5, more than one limiting groove 8 may be disposed on the first positioning plate 6, and more than one bending groove 9 may be disposed on the second positioning plate 7, as long as the corresponding limiting groove 8 can cooperate with the bending groove 9 to position the FPC boards 5, which can bend several FPC boards 5 at the same time, thereby effectively improving the processing efficiency.

The above description is only for the preferred embodiment of the present invention, and the present invention is not limited thereto, the protection scope of the present invention is defined by the claims, and all structural changes equivalent to the contents of the description and drawings of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a FPC double-line positioner, includes iron frame (1) and FPC board (5) in a poor light, its characterized in that is provided with a plurality of impression group (2) on iron frame (1) in a poor light, impression group (2) are including first nip (3) and second nip (4) that perpendicular distance equals everywhere, FPC board (5) bend the back edge and are in between first nip (3) and second nip (4).

2. The FPC double line positioning device according to claim 1, characterized in that the perpendicular distance between the first (3) and second (4) stamps is 0.6-1 mm.

3. The FPC two-wire positioning device according to claim 2, wherein the depths of the first and second embosses (3, 4) are less than or equal to 0.03 mm.

4. The FPC two-wire positioning device according to claim 3, wherein the backlight iron frame (1) is further adapted with an auxiliary positioning component, the auxiliary positioning component comprises a first positioning plate (6) and a second positioning plate (7) hinged with the first positioning plate (6), the first positioning plate (6) is provided with a limiting groove (8) for being clamped by the backlight iron frame (1), the depth of the limiting groove (8) is the same as the thickness of the backlight iron frame (1), a bending groove (9) penetrating through the second positioning plate (7) is arranged on the second positioning plate (7), after the first positioning plate (6) and the second positioning plate (7) are covered, the second press mark (4) is positioned at the inner side of the bending groove (9), the first pressing line (3) is shielded by the bending groove (9), and after the FPC board (5) is bent, the edge of the FPC board (5) is attached to the edge of the bending groove (9).

5. The FPC two-wire positioning device according to claim 4, wherein both sides of the limiting groove (8) are provided with pick-and-place grooves (10) communicated with the limiting groove (8).