CN102825695A

CN102825695A - Injection mould with replaceable inserts

Info

Publication number: CN102825695A
Application number: CN2012103192216A
Authority: CN
Inventors: 傅立铭
Original assignee: Suzhou Jinke Xinhui Photoelectric Technology Co Ltd
Current assignee: Suzhou Jinke Xinhui Photoelectric Technology Co Ltd
Priority date: 2012-09-03
Filing date: 2012-09-03
Publication date: 2012-12-19

Abstract

The invention discloses an injection mould with replaceable inserts. The injection mould is characterized by comprising an upper mould and a lower mould; the upper mould comprises an upper external die and an upper insert which is fixedly connected to the internal side of the upper external die; the lower mould comprises a lower external die and a lower insert which is fixedly connected to the internal side of the lower external die; after the upper mould and the lower mould are combined oppositely, the upper insert and the lower insert form an injection cavity; the upper mould is provided with an injection channel for allowing an injection liquid to flow to the injection cavity; and the outlet of the injection channel is closest to the lower insert. The injection mould with the replaceable inserts has the beneficial effects that: the inserts can be separated from the external dies; the change of the injection mould cavity can be easily realized through replacing the upper insert or the lower insert and without reopening a complete set of moulds, so that the injection mould with the replaceable inserts is time-saving and labor-saving, has reduced input of cost and is more suitable for variety production; the outlet of the injection channel is closest to the lower insert, and the maximum completeness of the front side of an LED mirror surface can be guaranteed, so that the good light diffusion of the LED mirror surface is guaranteed.

Description

The perfusion mould of replaceable inserts

Technical field

The present invention relates to a kind of perfusion mould, be specifically related to the perfusion mould a kind of LED of being used for moulding, replaceable inserts.

Background technology

LED is as a kind of novel illumination light source, and it by more and more widely the various occasions that are applied in, for example adopts great power LED as the street lamp of light source, wall lamp etc. with energy-saving and environmental protection, outstanding advantage such as luminous efficiency is high, the life-span is long.

The LED moulding need normally directly be welded led chip or be adhesive on heat conductive insulating substrate or the ordinary circuit board by irritating the mould mould pressing technology, on led chip, covers layer of protecting glue then; For making its luminous efficiency high; Protection glue need form spherical lens on the surface of led chip, is called LED eyeglass plastotype, and LED eyeglass plastotype is realized by means of the perfusion mould; So moulding has important effect to the perfusion mould to LED.And existing perfusion mould has certain defective, for example: the design underaction, the moulding of a kind of LED eyeglass of every replacing just needs to reopen a secondary mould, and this has not only expended great amount of time, has also increased the input of cost greatly.

Summary of the invention

For solving the deficiency of prior art, the object of the present invention is to provide a kind of be easy to change moulding, perfusion mould time saving and energy saving, that reduce cost and drop into simultaneously, this perfusion mould has removable inserts, can well adapt to variation and produce.

In order to realize above-mentioned target, the present invention adopts following technical scheme:

The perfusion mould of replaceable inserts; It is characterized in that; Comprise mold, bed die, mold comprises: go up external mold, be fixedly connected on the inboard last inserts with upper impression of external mold, bed die comprises: following external mold, be fixedly connected on down the following inserts with lower impressions of external mold inboard; After aforementioned mold and bed die were involutory, last inserts formed the perfusion die cavity with following inserts, and aforementioned mold has and supplies perfusion liquid to flow to the perfusion channel of perfusion die cavity.

The perfusion mould of aforesaid replaceable inserts is characterized in that, aforementioned upward external mold and last inserts are formed with internal thread hole, and last inserts is fixedly connected on the external mold through screw.

The perfusion mould of aforesaid replaceable inserts is characterized in that, aforementioned external mold down is formed with internal thread hole with following inserts, and following inserts is fixedly connected on down on the external mold through screw.

The perfusion mould of aforesaid replaceable inserts is characterized in that, the port of export of aforementioned perfusion channel is arranged on the nearly inserts end down of the upper impression of inserts, and is the shortest with the distance of following inserts.

Usefulness of the present invention is: go up inserts and last external mold is separable, inserts and following external mold are separable down; By replacing with inserts or following inserts or replacing with inserts and following inserts simultaneously; Can be easy to realize pouring into the change of mold cavity, thereby reach the purpose of changing the moulding of LED eyeglass, need not to reopen a whole set of mould; Not only time saving and energy saving, the input that reduces cost more can well adapt to variation and produce; The port of export of perfusion channel is arranged on the nearly inserts end down of the upper impression of inserts, and is the shortest with the distance of following inserts, guaranteed the positive farthest integrality of LED minute surface, thereby guaranteed the astigmatic respond well of LED minute surface.

Description of drawings

Fig. 1 is the assembled state structural representation of perfusion mould of the present invention;

Fig. 2 is the decomposing state structural representation of perfusion mould of the present invention;

The last external mold of the implication of Reference numeral: 1-among the figure, the last inserts of 2-, 2 '-last inserts, 3-upper impression, external mold under the 4-, inserts under the 5-, 6-lower impressions, 7-perfusion channel, 8-screw, the 9-port of export.

The specific embodiment

Below in conjunction with accompanying drawing and specific embodiment the present invention is done concrete introduction.

See figures.1.and.2, the perfusion mould of replaceable inserts of the present invention comprises mold, bed die.Mold comprises: go up external mold 1, last inserts 2; Last inserts 2 is fixedly connected on external mold 1 inboard, and has upper impression 3, and upper impression 3 is used for LED eyeglass plasticity.Bed die comprises: following external mold 4, following inserts 5; Following inserts 5 is fixedly connected on down external mold 4 inboards, and also has die cavity, is lower impressions 6.After mold and bed die were involutory, upper impression 3 was also promptly involutory with lower impressions 6, thereby formed the perfusion die cavity.Last external mold 1 all has perfusion channel 7 with last inserts 2, perfusion liquid through perfusion channel 7 by the outer flow of mould to the perfusion die cavity, accomplish perfusion.

As a kind of preferred scheme, last external mold 1 is formed with internal thread hole (not shown) with last inserts 2, and last inserts 2 is fixedly connected on the external mold 1 through screw 8.When needs change the moulding of LED eyeglass; Only need to take off inserts 2 from last external mold 1; And change last inserts 2 with required moulding ' get final product, and on external mold 1 reservation, saved the required time of die sinking again greatly; Not only time saving and energy saving, the input that reduces cost more can well adapt to variation and produce.

As a kind of preferred scheme, following external mold 4 is formed with internal thread hole (not shown) with following inserts 5, and following inserts 5 is fixedly connected on down on the external mold 4 through screw 8.Following inserts 5 also can be changed, and need not to make again bed die, operates more quick and easy.

As a kind of preferred scheme, the port of export 9 of perfusion channel 7 is arranged on nearly inserts 5 one ends down of the upper impression 3 of inserts 2, and is the shortest with the distance of following inserts 5.In the LED eyeglass plastotype process, the also fixedly moulding thereupon of perfusion liquid in the perfusion channel 7 is called residual glue at this; And residual glue need cut away in the operation of back, and approaching inserts 5 one ends down in the place that residual glue is connected with the LED eyeglass are the shortest with the distance of following inserts 5; That is to say that residual glue is in the root of LED eyeglass, not only convenient excision; And the cut channel position is relatively low, has guaranteed the positive farthest integrality of LED minute surface, can not exert an influence to the astigmatic effect of LED minute surface.

Need to prove that the foregoing description does not limit the present invention in any form, all employings are equal to the technical scheme that mode obtained of replacement or equivalent transformation, all drop in protection scope of the present invention.

Claims

1. the perfusion mould of replaceable inserts; It is characterized in that; Comprise mold, bed die, mold comprises: go up external mold, be fixedly connected on the inboard last inserts with upper impression of external mold, bed die comprises: following external mold, be fixedly connected on down the following inserts with lower impressions of external mold inboard; After above-mentioned mold and bed die were involutory, last inserts formed the perfusion die cavity with following inserts, and above-mentioned mold has and supplies perfusion liquid to flow to the perfusion channel of perfusion die cavity.

2. the perfusion mould of replaceable inserts according to claim 1 is characterized in that, above-mentioned upward external mold and last inserts are formed with internal thread hole, and last inserts is fixedly connected on the external mold through screw.

3. the perfusion mould of replaceable inserts according to claim 1 is characterized in that, above-mentioned external mold down is formed with internal thread hole with following inserts, and following inserts is fixedly connected on down on the external mold through screw.

4. according to the perfusion mould of any described replaceable inserts of claim of claim 1 to 3, it is characterized in that the port of export of above-mentioned perfusion channel is arranged on the nearly inserts end down of the upper impression of inserts, and is the shortest with the distance of following inserts.