CN102398346A

CN102398346A - Die for manufacturing fiber connector

Info

Publication number: CN102398346A
Application number: CN2010102784250A
Authority: CN
Inventors: 林奕村
Original assignee: Hongfujin Precision Industry Shenzhen Co Ltd; Hon Hai Precision Industry Co Ltd
Current assignee: Hongfujin Precision Industry Shenzhen Co Ltd; Hon Hai Precision Industry Co Ltd
Priority date: 2010-09-10
Filing date: 2010-09-10
Publication date: 2012-04-04

Abstract

The invention relates to a die for manufacturing a fiber connector. The die comprises a first die core insert, a second die core insert, a male die and a female die. The male die comprises a first accepting hole for accepting and fixing the first die core insert; and the female die comprises a second accepting hole for accepting and fixing the second die core insert. The first die core insert is used for moulding blind holes; the second die core insert comprises a moulding surface, on which a lens moulding part of a moulding lens is processed; an adjusting pad is arranged between the second die core insert and an inner wall of the second accepting hole and is for adjusting a position of the second die core insert in the second accepting hole, so that the lens moulding part processed on the moulding surface of the second die core insert couples with and is in alignment with the first die core insert.

Description

Make the mould of the joints of optical fibre

Technical field

The present invention relates to a kind of mould of making the joints of optical fibre.

Background technology

Generally all be provided with blind hole and lens on the joints of optical fibre, this blind hole is used for up-winding fiber, and these lens are positioned at the bottom and the coupling of this fiber optics of this blind hole, and the degree of coupling of blind hole and these lens is directly determining the efficiency of transmission of these joints of optical fibre.

Ejection formation system makes the mode that the joints of optical fibre are used always at present; The employed mould of ejection formation comprises all usually how being used for the die of moulding blind hole, accurately control this lens forming part and this die and go into the key point that the collimation of son just becomes joints of optical fibre ejection formation if going into son and go into the lens forming part that is used for molded lens that son matches with die.

Usually; The lens forming part of ejection formation joints of optical fibre mould therefor all can directly be processed on the die, when the joints of optical fibre have a plurality of blind hole, just need on die, process a plurality of lens forming parts and come corresponding with this blind hole; Yet; On a die, process a plurality of lens forming parts and require these a plurality of lens forming parts all must blind hole pairing with it keep good collimation, this requirement to the machining accuracy of mould is just very high, if in the process of lens forming part, there is the stand-off error of a lens forming part to exceed designing requirement; Then the monoblock die will be scrapped; So not only can the wasting manpower and material resources, and increased the difficulty of Mould Machining more, make that large-scale production is difficult to carry out.

Summary of the invention

In view of this, be necessary to provide a kind of mould of the manufacturing joints of optical fibre that can effectively address the above problem.

A kind of mould of making the joints of optical fibre, these joints of optical fibre comprise the blind hole that is used for up-winding fiber and with the lens of this blind hole optical coupled, the mould of these manufacturing joints of optical fibre comprises: first die is gone into son, it is used for this blind hole of moulding; Male model, it includes first accepting hole, and this first accepting hole is used to accommodate fixing this first die and goes into son; Master mold; It is used for matching with these joints of optical fibre of moulding with this male model; This mould comprises that further second die goes into son; This second die is gone into son and is had a forming surface, on this forming surface, is processed with the lens forming part that is used for these lens of moulding, offers on this master mold and corresponding second accepting hole of this first accepting hole; This second accepting hole is used to accommodate fixing this second die and goes into son; Between this second die is gone into son and the inwall of this second accepting hole, be provided with the adjustment pad, this adjustment pad is used to adjust this second die and goes into sub position in this second accepting hole, goes into lens forming part and this first die on the sub-forming surface and goes into son and be coupled and aligned so that be processed in this second die.

Compared with prior art; The lens forming part that the mould of the manufacturing joints of optical fibre that embodiment of the present invention provided will be used for molded lens is processed in second die for convenience detach respectively and goes into son; Utilize the adjustment pad to come the position that this second die is gone into son is finely tuned so that it goes into subly to aim at each other with first die that is used for the moulding blind hole then; Thereby reduced the difficulty of processing of mould greatly, improved the yield of Mould Machining, reduced cost.

Description of drawings

Fig. 1 is the sketch map of the mould that provides of embodiment of the present invention.

Fig. 2 is the perspective exploded view of mould shown in Figure 1.

Fig. 3 is a mould shown in Figure 1 cutaway view along the III-III line.

Fig. 4 is the cutaway view of the mould that provides of second embodiment of the invention.

The main element symbol description

Mould 100,200

Male model 10,210

Forming cavity 11,221

First accepting hole 12

Master mold 20,220

Second accepting hole 21

First die is gone into son 30

Tail end 31

Forming ends 32

Second die is gone into son 40

Forming surface 41

Lens forming part 42

Adjustment pad 50

The specific embodiment

To combine accompanying drawing that the present invention is done further explain below.

Please in the lump referring to Fig. 1 to Fig. 3, the mould 100 that embodiment of the present invention provided, it is used to make the joints of optical fibre (figure does not show), these joints of optical fibre comprise the blind hole that is used for up-winding fiber and with the lens of this blind hole optical coupled.This mould 100 comprise male model 10, master mold 20, first die go into the son 30 and second die go into the son 40; Wherein this first die is gone into the blind hole that son 30 is used for these joints of optical fibre of moulding; The forming ends 32 that it comprises tail end 31 and is used for the moulding blind hole, this second die are gone into the lens that son 40 is used for these joints of optical fibre of moulding.

This male model 10 has a forming cavity 11 and first accepting hole 12; This forming cavity 11 is used for matching with the main body of these joints of optical fibre of moulding with this master mold 20, and this first accepting hole 12 is gone into 30 pairs of sons with this first die and is applied to accommodate the tail end 31 that fixing this first die is gone into son 30.

In this embodiment; The quantity that this first die is gone into son 30 is four; This each first die is gone into son 30 tail end 31 and is accommodated and be fixed in first accepting hole 12 corresponding with it, and its forming ends 32 stretches in the forming cavity 11 of this male model 10 to be used for the moulding blind hole, and this first accepting hole 12 is a through hole; The one of which end is connected with this forming cavity 11, and the sidewall that the other end runs through this male model 10 arrives outside.

Understandable; This first accepting hole 12 also can be designed as blind hole and is not connected with the outside; That this first die is gone into the tail end of son 30 is firmly fixing as long as it can be in process of injection molding, and this first die go into sub 30 and the quantity of corresponding with it first accepting hole 12 also can change according to different design demand.

Offer on this master mold 20 and this first accepting hole 12 mutual corresponding square second accepting holes 21 that roughly are strip, this second accepting hole 21 is used to accommodate fixing this second die and goes into son 40.In this embodiment, the quantity of this second accepting hole 21 is two, and wherein each second accepting hole 21 is corresponding to two first accepting holes 12 on this male model 10.

This second die is gone into son and 40 is roughly become strip, and it is contained in second accepting hole 21 of this master mold 20 and with this male model 10 and matches with these joints of optical fibre of moulding.Wherein, this one second die is gone into son 40 and two first dies in this male model 10 and is gone into sub 30 corresponding.Each this second die is gone into son 40 and is all had a forming surface 41, on this forming surface 41, is processed with two lens forming parts 42 that are used for molded lens, and each lens forming part 42 corresponding one first die is gone into son 30.

Understandable, this second die is gone into son 40 also can to go into son 30 corresponding one by one with this first die, and each second die goes on sub 40 the forming surface 41 to offer a lens forming part 42.

In the present invention; Between this second die is gone into son 40 and this second accepting hole 21, also being provided with adjustment pad 50 goes into the lens forming part 42 of son on 40 and this first die and goes into sub 30 collimation in order to adjust this second die; Adjust this second die through this adjustment pad 50 and go into son 40 positions in this second accepting hole 21 and make that being arranged on axis that this second die goes into the lens forming part 42 on the son 40 and this first die goes into sub 30 axis and aim at each other, so that blind hole in the joints of optical fibre after the moulding and lens have the good degree of coupling.

Compared with prior art; The present invention is processed in second die for convenience detach respectively with the lens forming part 42 that is used for molded lens in the mould 100 and goes into son 40; Then in the assembling process of mould 100, finely tune the position that utilizes adjustment pad 50 that this second die is gone into son 40 so that it goes into sub 30 with first die that is used for the moulding blind hole aims at each other, thereby greatly reduce the difficulty of processing of mould; Improve the yield of Mould Machining, reduced cost.

As shown in Figure 4; This mould 200 that second embodiment of the invention provided; It comprises male model 210 and master mold 220, and the difference of the mould 100 that itself and first embodiment are provided is: in this mould 200, its forming cavity 221 that is used for these joints of optical fibre of moulding is arranged at master mold 220.

It is understandable that those skilled in the art also can do other variation etc. and be used for design of the present invention in spirit of the present invention, as long as it does not depart from technique effect of the present invention and all can.These all should be included within the present invention's scope required for protection according to the variation that the present invention's spirit is done.

Claims

1. mould of making the joints of optical fibre, these joints of optical fibre comprise the blind hole that is used for up-winding fiber and with the lens of this blind hole optical coupled, the mould of these manufacturing joints of optical fibre comprises:

First die is gone into son, and it is used for this blind hole of moulding;

Male model, it includes first accepting hole, and this first accepting hole is used to accommodate fixing this first die and goes into son;

Master mold; It is used for matching with these joints of optical fibre of moulding with this male model; It is characterized in that this mould that is used for the moulding joints of optical fibre comprises that further second die goes into son, this second die is gone into son and is had a forming surface; This forming surface is provided with the lens forming part that is used for these lens of moulding; Offer on this master mold and corresponding second accepting hole of this first accepting hole, this second accepting hole is used to accommodate fixing this second die and goes into son, goes at this second die between the inwall of son and this second accepting hole to be provided with the adjustment pad; This adjustment pad is used to adjust this second die and goes into the position of son in this second accepting hole, goes into son and is coupled and aligned so that this second die is gone into lens forming part and this first die on the sub-forming surface.

2. the mould of the manufacturing joints of optical fibre as claimed in claim 1; It is characterized in that: this male model further includes a forming cavity; This forming cavity is used for the main body of these joints of optical fibre of moulding, and this first accepting hole is opened in the sidewall of this forming cavity and goes into son to be used to accommodating fixing this first die.

3. the mould of the manufacturing joints of optical fibre as claimed in claim 2 is characterized in that: this first die is gone into son and is comprised tail end and forming ends, and this tail end is accommodated and is fixed in this first accepting hole, and this forming ends stretches in this forming cavity to be used for this blind hole of moulding.

4. the mould of the manufacturing joints of optical fibre as claimed in claim 3 is characterized in that: this first accepting hole is a through hole, and the one of which end is connected with this forming cavity, and the sidewall that the other end runs through this male model is connected with the external world.

5. the mould of the manufacturing joints of optical fibre as claimed in claim 1 is characterized in that: offer a plurality of first accepting holes on this male model, offer a plurality of second accepting holes on this master mold, this first accepting hole is coupled corresponding with this second accepting hole one by one.