CN102700051A - Earpiece moulding method by implanting plastic into metal fittings - Google Patents
Earpiece moulding method by implanting plastic into metal fittings Download PDFInfo
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- CN102700051A CN102700051A CN2012101594296A CN201210159429A CN102700051A CN 102700051 A CN102700051 A CN 102700051A CN 2012101594296 A CN2012101594296 A CN 2012101594296A CN 201210159429 A CN201210159429 A CN 201210159429A CN 102700051 A CN102700051 A CN 102700051A
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- thimble
- plastic cement
- mould
- metal fittings
- earpiece
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- Injection Moulding Of Plastics Or The Like (AREA)
Abstract
The invention discloses an earpiece moulding method by implanting plastic into a metal fittings. The method comprises the steps of: (1) putting the metal fittings into a cavity of a mould; (2) arranging an thimble on the mould, wherein the thimble stretches into the cavity and supports the metal fittings, in this way, the metal fittings is suspended in the cavity; (3) injecting fused plastic into the cavity, enabling the thimble to contract and supporting the metal part by the cured plastic when the fused plastic is close to the thimble; (4) keeping on injecting the fused plastic till the whole cavity is full of the fused plastic and the metal part is enveloped; and (5) cooling, opening the mould, and de-moulding so as to obtain the moulded earpiece. With the adoption of the method, the moulding of the earpiece is finished by one plastic injection process, the moulding time is saved effectively and the production efficiency is enhanced; the enveloping strength of the moulded plastic to the metal part is higher, the undesirable effects of burst, separation, and the like, are avoided, so that the whole quality of the product is stable, and the manufacturing cost is reduced simultaneously.
Description
Technical field
The present invention relates to the eyewear art technology, refer in particular to a kind of earpiece forming method of plastic cement implanted metal accessory.
Background technology
Earpiece is the important component part of glasses; Usually for the intensity that strengthens earpiece or make earpiece more easily a variety of causes such as realize firmly being connected with spectacle-frame; In the earpiece moulding, all need the implanted metal accessory; Be the earpiece forming process sketch map of the plastic cement implanted metal accessory of tradition referring to figs. 1 through Fig. 3 please, this forming process may further comprise the steps:
(1) make earlier the half of mould 10 of earpiece ', this one side of something mould 10 ' on be designed with the recess 11 that supplies metal fittings 20 ' placement ';
(2) as shown in Figure 1, with the counterdie 101 of half of mould 10 ' place mould ';
(3) as shown in Figure 2, with the half of mould 10 of metal fittings 20 ' place ' recess 11 ' fixing;
(4) as shown in Figure 3, with the patrix 102 of mould ' with counterdie 101 ' matched moulds, and inject the plastic cement of fusion in the die cavity of mould, cooperate half of mould 10 ' by the plastic cement of fusion with metal fittings 20 ' encase;
(5) the cooling and demolding moulding can be accomplished the making moulding of an earpiece.
Though the molding mode of above-mentioned existing earpiece can be realized metal fittings are implanted plastic cement and molded the effect of earpiece, yet there is following shortcoming in this method:
At first, do a half of mould earlier, another half of mould of injection moulding can envelope metal fittings again, and therefore injection moulding at twice is comparatively time-consuming, thereby causes production efficiency low.
Secondly; This kind done a half of mould another half of mould of injection moulding mode that metal fittings are enveloped again earlier, can make that the half of mould cohesive force in both sides is relatively poor, pops easily; Make that simultaneously metal fittings and plastic cement coating intensity is also relatively poor; Break away from easily, thereby cause the product overall quality unstable, and cost of manufacture is also higher.
Moreover metal fittings only can place on the recess, and its radian and curvature etc. all can not be regulated arbitrarily, thereby the earpiece moulding is inconvenient, and make that the product type that forms out is more single.
Summary of the invention
In view of this; The present invention is directed to the disappearance of prior art existence; Its main purpose provides a kind of earpiece forming method of plastic cement implanted metal accessory, and it can effectively solve, and existing earpiece forming method is time-consuming, efficient is low, unstable product quality, problem that cost is high.
Another object of the present invention provides a kind of earpiece forming method of plastic cement implanted metal accessory, and its radian and curvatures etc. that can effectively solve existing its metal fittings of earpiece forming method can not be regulated arbitrarily and caused the problem that moulding is inconvenient, product type is single.
For realizing above-mentioned purpose, the present invention adopts following technical scheme:
A kind of earpiece forming method of plastic cement implanted metal accessory includes following steps:
(1) metal fittings are placed the die cavity of mould, this mould includes upper die and lower die, and die cavity is enclosed by these upper die and lower die and is configured to;
(2) thimble is set on mould, stretches in the die cavity by thimble metal fittings are held up and make that metal fittings are unsettled and be fixed in the die cavity;
(3) in die cavity, inject the plastic cement of fusion,, make the thimble retraction and metal fittings are held up by the plastic cement that solidifies when the plastic cement of fusion during near thimble;
(4) plastic cement of fusion is injected in continuation, metal fittings is encased by complete filling until whole die cavity;
(5) can mold earpiece after the cooling die sinking and the demoulding.
As a kind of preferred version; Said thimble is laid in the rear and front end of mould; In abovementioned steps (3); The plastic cement of fusion injects toward die cavity from the front end of mould, when the plastic cement of fusion during near the thimble of mould front end, makes the thimble retraction of mould front end and is held up by the front end of the plastic cement that solidifies with metal fittings; Then, the plastic cement of fusion continues to advance toward the mould rear end, when the plastic cement of fusion during near the thimble of mould rear end, makes the thimble retraction of mould rear end and by the plastic cement that solidifies metal fittings is held up.
As a kind of preferred version; Said thimble is two groups that front and back are provided with; Every group of thimble includes thimble and following thimble, and thimble stretches into from the outer surface of patrix and pushes down metal fittings the die cavity on this, and this time thimble stretches into from the outer surface of counterdie and withstands metal fittings the die cavity.
As a kind of preferred version, the distance on said two between the thimble equates with distance between twice thimbles.
As a kind of preferred version, said each thimble drives by a driving mechanism and stretches.
As a kind of preferred version, said driving mechanism is for driving cylinder.
As a kind of preferred version, said driving mechanism is controlled automatically through computer thimble is stretched.
As a kind of preferred version, behind the said thimble retraction, the abutment end of this thimble is concordant with the internal face of die cavity.
The present invention compared with prior art has tangible advantage and beneficial effect, particularly, can be known by technique scheme:
One,, utilizes thimble to stretch in the die cavity metal fittings are held up and make that metal fittings are unsettled and be fixed in the die cavity, and cooperate and utilize thimble to bounce back in good time through metal fittings are placed die cavity; Can disposable injection moulding with this and accomplish the moulding of earpiece; What replaced tradition will injection molding at twice mode, effectively saves molding time, enhances productivity; And plastic cement is higher to the coating intensity of metal fittings after the moulding; Stopped to pop, the appearance of bad phenomenon such as disengaging, the product overall quality is more stable, has also reduced cost of manufacture simultaneously.
Two, be provided with two groups of thimbles through front and back; Utilize the last thimble of these two groups of thimbles metal fittings to be compressed with following thimble; Make the user can regulate metal fittings radian and curvature etc. as required arbitrarily; Replaced the uncontrollable mode of tradition, thereby made that the moulding of earpiece is convenient, and made that the product type that forms out is diversified.
For more clearly setting forth architectural feature of the present invention and effect, come the present invention is elaborated below in conjunction with accompanying drawing and specific embodiment.
Description of drawings
Fig. 1 is first view of the earpiece forming process of tradition;
Fig. 2 is second view of the earpiece forming process of tradition;
Fig. 3 is the third state sketch map of the earpiece forming process of tradition;
Fig. 4 is first view of the present invention's preferred embodiment earpiece forming process;
Fig. 5 is second view of the present invention's preferred embodiment earpiece forming process;
Fig. 6 is the third state sketch map of the present invention's preferred embodiment earpiece forming process;
Fig. 7 is the 4th view of the present invention's preferred embodiment earpiece forming process;
Fig. 8 is the 5th view of the present invention's preferred embodiment earpiece forming process;
Fig. 9 is the 6th view of the present invention's preferred embodiment earpiece forming process;
Figure 10 is the 7th view of the present invention's preferred embodiment earpiece forming process.
The accompanying drawing identifier declaration:
10 ', half of mould 11 ', recess
101 ', counterdie 102 ', patrix
20 ', metal fittings 10, plastic cement
100, die cavity 101, counterdie
102, patrix 20, metal fittings
30, thimble 31, last thimble
32, following thimble 40, driving mechanism.
The specific embodiment
Please extremely shown in Figure 10 with reference to Fig. 4, the forming process that it has demonstrated the present invention's preferred embodiment includes following steps:
(1) metal fittings 20 are placed the die cavity 100 of mould, this mould includes counterdie 101 and patrix 101, and die cavity 100 is enclosed with counterdie 101 by this patrix 102 and is configured to.
(2) thimble 30 is set on mould, stretches in the die cavity 100 by thimble 30 metal fittings 20 are held up and make metal fittings 20 unsettled being fixed in the die cavity 100; Concrete and say that as shown in Figure 4 in the present embodiment, the rear and front end of mould is laid with thimble 30, stretch in the die cavity 100 by thimble 30 and metal fittings 20 to be held up and make metal fittings 20 unsettled being fixed in the die cavity 100; This thimble 30 is two groups of the front and back setting; Every group of thimble 30 includes thimble 31 and following thimble 32; Should go up thimble 31 stretches into from the outer surface of patrix 102 and pushes down metal fittings 20 die cavity 100; This time thimble 32 stretches into from the outer surface of counterdie 102 and withstands metal fittings 20 die cavity 100; With this last thimble 31 and following thimble 32 that utilizes two groups of thimbles 30 through cooperation, can change radian and the curvature of metal fittings 20 etc. arbitrarily, and this on two the distance between the thimble 31 equate with distance between twice thimbles 32; And this each thimble 30 drives by a driving mechanism 40 and stretches, and this driving mechanism 40 is not limited to the driving cylinder certainly for driving cylinder in the present embodiment, also can be other forms of driving mechanism, only needs to drive thimble 30 flexible getting final product; In addition, this driving mechanism 40 is controlled automatically through computer thimble 30 is stretched, thereby realizes automation control.
(3) in die cavity 100, inject the plastic cement 10 of fusion,, make thimble 30 retractions and metal fittings 20 are held up by the plastic cement 10 that solidifies when the plastic cement of fusion 10 during near thimble 30; Concrete and say, as shown in Figure 5, utilize the plastic cement injection machine from the front end of mould toward die cavity 100 plastic cement 10 of injection fusion; When the plastic cement 10 of fusion during near the thimble 30 of mould front end, the plastic cement on these die cavity 100 top layers solidifies earlier, can hold the front end of metal fittings 20; Then, as shown in Figure 6, send signal by computer to the driving mechanism 40 of correspondence; Make corresponding driving mechanism 40 drive thimble 30 retractions of mould front end; Behind thimble 30 retractions, the abutment end of this thimble 30 is concordant with the internal face of die cavity 100, with appearance looks elegant after the assurance formed product; Then, as shown in Figure 7, continue to inject the plastic cement 10 of fusion; Make the plastic cement 10 of fusion continue to advance toward the mould rear end, when the plastic cement of fusion during, as shown in Figure 8 near the thimble 30 of mould rear end; Send signal by computer to the driving mechanism 40 of correspondence, make corresponding driving mechanism 40 drive thimble 30 retractions of mould rear end, behind thimble 30 retractions; The abutment end of this thimble 30 is concordant with the internal face of die cavity 100, with appearance looks elegant after the assurance formed product.
(4) as shown in Figure 9, continue to inject the plastic cement 10 of fusion, make the plastic cement 10 of fusion continue to advance toward the mould rear end, until melt plastic cement 10 whole die cavity 100 is filled and metal fittings 20 are encased.
(5) can mold earpiece (shown in figure 10) after the cooling die sinking and the demoulding.
Design focal point of the present invention is: at first, through metal fittings are placed die cavity, utilize thimble to stretch in the die cavity metal fittings are held up and make that metal fittings are unsettled and be fixed in the die cavity; And cooperate and to utilize thimble to bounce back in good time, can disposable injection moulding and accomplish the moulding of earpiece with this, what replaced tradition will injection molding at twice mode; Effectively save molding time; Enhance productivity, and plastic cement is higher to the coating intensity of metal fittings after the moulding, has stopped to pop, the appearance of bad phenomenon such as disengaging; The product overall quality is more stable, has also reduced cost of manufacture simultaneously.Secondly; Be provided with two groups of thimbles through front and back; Utilize the last thimble of these two groups of thimbles metal fittings to be compressed, make the user to regulate metal fittings radian and curvature etc. as required arbitrarily, replaced the uncontrollable mode of tradition with following thimble; Thereby make that the moulding of earpiece is convenient, and make that the product type that forms out is diversified.
The above; It only is preferred embodiment of the present invention; Be not that technical scope of the present invention is done any restriction, so every foundation technical spirit of the present invention all still belongs in the scope of technical scheme of the present invention any trickle modification, equivalent variations and modification that above embodiment did.
Claims (8)
1. the earpiece forming method of a plastic cement implanted metal accessory is characterized in that: include following steps:
(1) metal fittings are placed the die cavity of mould, this mould includes upper die and lower die, and die cavity is enclosed by these upper die and lower die and is configured to;
(2) thimble is set on mould, stretches in the die cavity by thimble metal fittings are held up and make that metal fittings are unsettled and be fixed in the die cavity;
(3) in die cavity, inject the plastic cement of fusion,, make the thimble retraction and metal fittings are held up by the plastic cement that solidifies when the plastic cement of fusion during near thimble;
(4) plastic cement of fusion is injected in continuation, metal fittings is encased by complete filling until whole die cavity;
(5) can mold earpiece after the cooling die sinking and the demoulding.
2. the earpiece forming method of plastic cement implanted metal accessory according to claim 1; It is characterized in that: said thimble is laid in the rear and front end of mould; In abovementioned steps (3); The plastic cement of fusion injects toward die cavity from the front end of mould, when the plastic cement of fusion during near the thimble of mould front end, makes the thimble retraction of mould front end and is held up by the front end of the plastic cement that solidifies with metal fittings; Then, the plastic cement of fusion continues to advance toward the mould rear end, when the plastic cement of fusion during near the thimble of mould rear end, makes the thimble retraction of mould rear end and by the plastic cement that solidifies metal fittings is held up.
3. the earpiece forming method of plastic cement implanted metal accessory according to claim 1 and 2; It is characterized in that: said thimble is two groups that front and back are provided with; Every group of thimble includes thimble and following thimble; Should go up thimble and stretch into from the outer surface of patrix and push down metal fittings the die cavity, this time thimble stretches into from the outer surface of counterdie and withstands metal fittings the die cavity.
4. the earpiece forming method of plastic cement implanted metal accessory according to claim 3 is characterized in that: the distance on said two between the thimble equates with distance between twice thimbles.
5. the earpiece forming method of plastic cement implanted metal accessory according to claim 3 is characterized in that: said each thimble drives by a driving mechanism and stretches.
6. the earpiece forming method of plastic cement implanted metal accessory according to claim 5 is characterized in that: said driving mechanism is for driving cylinder.
7. the earpiece forming method of plastic cement implanted metal accessory according to claim 5 is characterized in that: said driving mechanism is controlled automatically through computer thimble is stretched.
8. the earpiece forming method of plastic cement implanted metal accessory according to claim 1 is characterized in that: behind the said thimble retraction, the abutment end of this thimble is concordant with the internal face of die cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101594296A CN102700051A (en) | 2012-05-22 | 2012-05-22 | Earpiece moulding method by implanting plastic into metal fittings |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101594296A CN102700051A (en) | 2012-05-22 | 2012-05-22 | Earpiece moulding method by implanting plastic into metal fittings |
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| CN102700051A true CN102700051A (en) | 2012-10-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2012101594296A Pending CN102700051A (en) | 2012-05-22 | 2012-05-22 | Earpiece moulding method by implanting plastic into metal fittings |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106696314A (en) * | 2017-02-28 | 2017-05-24 | 陈邦宋 | Manufacturing process for resin optical frame |
| CN107672101A (en) * | 2017-09-20 | 2018-02-09 | 广东凯岚光学科技有限公司 | A kind of Shooting Technique of glasses parts |
| CN111216322A (en) * | 2020-03-03 | 2020-06-02 | 王弯 | Injection mold |
| CN112297478A (en) * | 2020-11-11 | 2021-02-02 | 温州唐风宋雨实业有限公司 | Method for manufacturing resin crystal glasses |
| CN113126321A (en) * | 2021-04-19 | 2021-07-16 | 闪耀现实(无锡)科技有限公司 | Glasses |
| CN113370461A (en) * | 2021-07-21 | 2021-09-10 | 盈昌集团有限公司 | Injection molding manufacturing method for glasses legs |
| CN113520123A (en) * | 2021-07-20 | 2021-10-22 | 潮州市集光科技有限公司 | Anti-skid cup mat with hard material coated by elastomer material and manufacturing method thereof |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101850593A (en) * | 2009-03-31 | 2010-10-06 | 本田技研工业株式会社 | Insert molding method and device |
-
2012
- 2012-05-22 CN CN2012101594296A patent/CN102700051A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101850593A (en) * | 2009-03-31 | 2010-10-06 | 本田技研工业株式会社 | Insert molding method and device |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106696314A (en) * | 2017-02-28 | 2017-05-24 | 陈邦宋 | Manufacturing process for resin optical frame |
| CN106696314B (en) * | 2017-02-28 | 2019-03-01 | 陈邦宋 | The manufacture craft of resin frame |
| CN107672101A (en) * | 2017-09-20 | 2018-02-09 | 广东凯岚光学科技有限公司 | A kind of Shooting Technique of glasses parts |
| CN111216322A (en) * | 2020-03-03 | 2020-06-02 | 王弯 | Injection mold |
| CN112297478A (en) * | 2020-11-11 | 2021-02-02 | 温州唐风宋雨实业有限公司 | Method for manufacturing resin crystal glasses |
| CN113126321A (en) * | 2021-04-19 | 2021-07-16 | 闪耀现实(无锡)科技有限公司 | Glasses |
| CN113520123A (en) * | 2021-07-20 | 2021-10-22 | 潮州市集光科技有限公司 | Anti-skid cup mat with hard material coated by elastomer material and manufacturing method thereof |
| CN113370461A (en) * | 2021-07-21 | 2021-09-10 | 盈昌集团有限公司 | Injection molding manufacturing method for glasses legs |
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Application publication date: 20121003 |