CN202174609U

CN202174609U - Die for punching positioning holes and shapes of flexible circuits

Info

Publication number: CN202174609U
Application number: CN2011201948709U
Authority: CN
Inventors: 刘刚
Original assignee: XIAMEN NEW FLEX ELECTRONICS CO Ltd
Current assignee: XIAMEN NEW FLEX ELECTRONICS CO Ltd
Priority date: 2011-06-10
Filing date: 2011-06-10
Publication date: 2012-03-28
Anticipated expiration: 2021-06-10

Abstract

The utility model relates to the field of production and manufacturing of FPCs (flexible printed circuits), in particular to a die for punching positioning holes and shapes of flexible circuits. The upper ends and the lower ends of two shape punches of a steel die are respectively provided with two die positioning pins. The die is characterized in that two punching pins are arranged at the right end of each die positioning pin at a position corresponding to a next shape punching position of the corresponding shape punch. By means of the die for punching positioning holes and shapes of flexible circuits, time for target punching in manufacturing is saved, and manufacturing of integral products accelerated. Simultaneously, an expensive automatic punching machine for punching is not needed, and thereby production cost is greatly saved for enterprises.

Description

The mould that dashes locating hole and die-cut profile that is used for flexible circuit

Technical field

The utility model relates to flexible PCB (FPC) manufacturing field, relates in particular to the mould that dashes locating hole and die-cut profile that is used for flexible PCB.

Background technology

Flexible PCB is a kind ofly to have a height reliability with what polyimides or polyester film were that base material is processed; Excellent flexible printed circuit; (the FPCB--full name is Flexible Printed Circuit Board to be called for short soft board or FPCB; Or abbreviation FPC), it has, and distribution density is high, in light weight, the characteristics of thin thickness, mainly is used in multiple products such as mobile phone, notebook computer, PDA, digital camera, LCM.It is for the flexibility that improves space availability ratio and product design designs, and can satisfy the design demand of more small-sized and higher packing density, also helps to reduce assembling procedure and strengthens reliability.

But, and require how comparatively strict because of the general in process of production operation of flexible PCB is more complicated.Consult shown in Fig. 1 a and Fig. 1 b is exactly the punching block mould sketch map of existing die-cut profile and the product layout structure chart of ordinary target punching operation.The flexible circuit panel products layout 1 of Fig. 1 b is that whole locating holes 11 all are to carry out target punching operation by automatic punch machine to realize.Shown in Fig. 1 a is the punching block sketch map of existing die-cut profile, and the mold position pin of die-cut profile drift upper and lower side is used for the locating hole 11 of network for location 1b and realizes die-cut profile operation.

But so automatic punch machine but let very much a lot of medium-sized and small enterprises hang back because of price is too high is need be by the order punching one by one in hole, if under the more situation in hole, can influence production efficient at the common perforating press of punching operation.

The utility model content

To the deficiency of prior art scheme, the utility model proposes a kind of mould that dashes locating hole and die-cut profile that is used for flexible circuit.Utilize the mould that dashes locating hole and die-cut profile that is used for flexible circuit of the utility model can pass through automatic punch machine with all locating hole punchings in the layout of flexible circuit panel products; And utilize directly that this mould realizes flexible circuit simultaneously dash locating hole and die-cut profile; Can reduce punching machine punch number and time and don't influence the mould of die-cut profile, can extra increase cost yet.

The technical scheme that the utility model adopts is following:

The mould that dashes locating hole and die-cut profile that is used for flexible circuit is that the upper and lower side at 2 die-cut profile drifts of punching block respectively is provided with 2 mold position pins respectively.Improvements are: also respectively be provided with 2 respectively towards pin at the right-hand member of mold position pin corresponding to the next die-cut profile position of die-cut profile drift.

The utility model is through adopting technique scheme; The beneficial effect that has is: the pin that dashes of the locating hole that punching block will die-cut second when making goes on foot is loaded onto; Just let product when the die-cut first step, also will treat also die-cut come out of locating hole of the second step product of die-cut profile, what dash that second step overlapped during product is exactly the locating hole of rushing out during towards first step product.Same, also can come out the locating hole of the 3rd step product is die-cut during product in die-cut second step, the continuous die-cut mode that first and second goes on foot product in the same edge of the product of back is die-cut.Required locating hole when this procedure of punching just only needs target to cut first step product in a state of excitement like this, the time chien shih integral product of when making, having saved the target punching for product has promoted progress when making.Simultaneously, also need not adopt the automatic punch machine of expensive to carry out the punching operation, practice thrift the production cost of enterprise greatly.

Description of drawings

Fig. 1 a is the punching block sketch map of existing die-cut profile;

Fig. 1 b carries out the product layout structure chart that target punching operation realizes by automatic punch machine;

Fig. 2 a is the sketch map of the mould that dashes locating hole and die-cut profile of the utility model;

Fig. 2 b is the product layout structure chart of realizing through the mould that dashes locating hole and die-cut profile of the utility model.

The specific embodiment

Combine the accompanying drawing and the specific embodiment that the utility model is further specified at present.

Consulting shown in Fig. 2 a and Fig. 2 b, be used for the mould that dashes locating hole and die-cut profile of flexible circuit, is that the upper and lower side at 2 die-cut profile drifts 31 of punching block 3 respectively is provided with 2 mold position pins 31 respectively.Improvements are: also respectively be provided with 2 respectively towards pin 33 at the right-hand member of mold position pin 31 corresponding to the next die-cut profile position of die-cut profile drift 31.Like this, required first group of locating hole 41 when first target is gone out towards first step product in the flexible circuit panel products layout 4, and second group of follow-up locating hole 42 all realized by the pin 33 that dashes on the punching block 3 of the utility model until n group locating hole 4n.

The operation principle of the utility model is: FPC is fixed on the mould for the circuit that cooperates preceding working procedure to work it out must have locating hole when die-cut profile, so required first group of locating hole when must first target going out towards first step product.Because association, be the precision that decides the follow-up die-cut product that comes out by precision with the locating hole of the die-cut product of mould, so will guarantee its precision during towards the locating hole of first step product at target towards the locating hole of last flake products.When designed lines, design a positive annular copper sheet in the middle of locating hole, diameter of a circle is less than the diameter of locating hole in the copper sheet, so just can be used for verifying the precision of the die-cut locating hole that comes out.The locating hole that dashes that is used for flexible circuit of the utility model only needs the drift at the die-cut locating hole of locating hole zone increase of the second step product that liquidates mutually with the mould of die-cut profile.Target punching operation only need be gone out the required locating hole of first step product and get final product, and as long as the operation of die-cut profile is by the normal running flow operations, to the product of the more flake products of every layout than porous, for the time of when making, having saved punching has promoted progress.

Although specifically show and introduced the utility model in conjunction with preferred embodiment; But the those skilled in the art should be understood that; In the spirit and scope of the utility model that does not break away from appended claims and limited; Can make various variations to the utility model in form with on the details, be the protection domain of the utility model.

Claims

1. the mould that dashes locating hole and die-cut profile that is used for flexible circuit; Be that upper and lower side at 2 die-cut profile drifts (31) of punching block (3) respectively is provided with 2 mold position pins (31) respectively, it is characterized in that: also respectively be provided with 2 respectively towards pin (33) corresponding to the next die-cut profile position of die-cut profile drift (31) at the right-hand member of mold position pin (31).