CN103660127B - Glass is inserted mold injection molding method and products thereof - Google Patents
Glass is inserted mold injection molding method and products thereof Download PDFInfo
- Publication number
- CN103660127B CN103660127B CN201210328579.5A CN201210328579A CN103660127B CN 103660127 B CN103660127 B CN 103660127B CN 201210328579 A CN201210328579 A CN 201210328579A CN 103660127 B CN103660127 B CN 103660127B
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- Prior art keywords
- glass
- glass substrate
- injection molding
- tpe
- thermoplastic
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/14—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles
- B29C45/14336—Coating a portion of the article, e.g. the edge of the article
- B29C45/14434—Coating brittle material, e.g. glass
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/16—Making multilayered or multicoloured articles
- B29C45/1671—Making multilayered or multicoloured articles with an insert
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/14—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles
- B29C45/14311—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles using means for bonding the coating to the articles
- B29C2045/14319—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles using means for bonding the coating to the articles bonding by a fusion bond
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/14—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles
- B29C2045/1486—Details, accessories and auxiliary operations
- B29C2045/14868—Pretreatment of the insert, e.g. etching, cleaning
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/34—Electrical apparatus, e.g. sparking plugs or parts thereof
- B29L2031/3475—Displays, monitors, TV-sets, computer screens
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Abstract
A kind of glass is inserted mold injection molding method and products thereof, and wherein the method comprises the following steps: (1) provides the glass substrate of a printing-ink black surround frame, and this glass substrate has end face, bottom surface and connects the side of this end face and bottom surface; (2) in the ink black surround width of frame of this glass substrate, put glue; (3) glass substrate is placed in to injection mold, the local ejaculation thermoplastic in glass substrate bottom surface, and moulding snap fit or buckle; (4) on glass substrate bottom surface and side, penetrate thermoplastic elastomer (TPE), the thermoplastic elastomer (TPE) of this bottom surface and above-mentioned thermoplastic space also form soft or hard glue frame; (5) glass substrate after injection moulding is taken out, and assemble with lower cover. This product is the product producing after above-mentioned glass is inserted the moulding of mold injection molding method.
Description
[technical field]
The present invention relates to a kind of glass and insert mold injection molding method and products thereof, particularly a kind of glassInsert the method for mold injection molding thermoplastic and thermoplastic elastomer (TPE) and the product obtaining thereof.
[background technology]
Consumption electronic products are constantly weeded out the old and bring forth the new in appearance design at present, and glass becomes mechanism's part graduallyA part. Along with the rise of touch-control mobile phone, panel computer and notebook computer touch-control trend, glass is with oneselfThe advantage such as the texture of body is good, applies more and more extensively, and liked by consumer.
But simple glass is owing to being difficult for bending or because side is impacted while having small breach, and leadCause glass easily cracked. Conventionally manufacturer adopts in order to ensure that glass is not broken the glass of improveing, and changesAlthough the glass impact strength of good mistake is better than simple glass, its price is relatively costly, for simple glassSeveral times, make product improve cost.
Meanwhile, in the time that thickness is the thin type injection heat plastic material on glass below 1.0mm, work as glass sizeLarger, and it is few to enter glue point quantity, and the plastics of institute's injection moulding are also, in the situation of thin, to penetrate pressure relativeNeed to improve, just can make the thermoplastic filling whole die cavity of satisfying. But this raising of penetrating pressure can causeBreaking of thin type glass.
In view of this, being necessary to develop a kind of glass inserts mold injection molding method in fact, and the method can makeGlass is difficult for broken, and can good combination when ensuring enough snap fits or being buckled in assembling.
[summary of the invention]
Therefore, the object of this invention is to provide a kind of glass and insert mold injection molding method, the method canGlass is difficult for broken, and ensure that enough snap fits or buckle ensure can good combination in the time of assembling.
In order to achieve the above object, glass of the present invention is inserted mold injection molding method, and it comprises following stepRapid:
(1) provide the glass substrate of a printing-ink black surround frame, this glass substrate has end face, bottom surface and companyConnect the side of this end face and bottom surface;
(2) in the ink black surround width of frame of this glass substrate, put glue;
(3) glass substrate is placed in to injection mold, the local thermoplastic that penetrates in glass substrate bottom surface,And moulding snap fit or buckle;
(4) on glass substrate bottom surface and side, penetrate thermoplastic elastomer (TPE), the thermoplastic elastomer (TPE) of this bottom surfaceWith above-mentioned thermoplastic space and form soft or hard glue frame;
(5) glass substrate after injection moulding is taken out, and assemble with lower cover.
Alternatively, described glass substrate is thin type glass, and the thickness of this glass substrate is less than 1.0mm.
Alternatively, described glass substrate is placed in monochromatic machine injection mold injection heat plastic material and thermoplastic elastomehcGonosome.
Alternatively, described glass substrate is placed in double-colored machine injection mold injection heat plastic material and thermoplastic elastomehcGonosome.
Alternatively, the thermoplastic elastomer (TPE) in described step (4) is for being phenylethylene, olefines, dieneClass, polyvinyl chloride-base, ammonia ester class, ester class, amide-type, Organic fluoride class, silicone based or vinyl thermoplasticProperty elastomer.
Alternatively, snap fit or card in the Thickness Ratio step (3) of the thermoplastic elastomer (TPE) in described step (4)Large 0～the 0.1mm of thickness of the thermoplastic outside deduction.
Alternatively, the hardness of the thermoplastic elastomer (TPE) in described step (4) is Shore 60A～95A.
In addition, the present invention also provides a kind of glass to insert mold injection molding product, and it is inserted for above-mentioned glassThe product producing after the moulding of mold injection molding method, this product can be widely used in as notebook computer,On the screen part of the products such as panel computer, PDA, MP3, MP4, mobile phone, camera or game machine.
Compared to prior art, it is in glass substrate bottom surface that glass of the present invention is inserted mold injection molding methodLocal injection mo(u)lding thermoplastic, so as to reducing the filling area of thermoplastic, press to reduce injection mouldingPower, and ensure enough snap fits or buckle, can good combination in the time assembling with lower cover, and then byThe thermoplastic elastomer (TPE) of injection moulding, makes product have intensity and shock-absorbing effect concurrently, can not lead because being subject to intense impactCause glass breaking.
[brief description of the drawings]
Fig. 1 illustrates glass of the present invention and inserts the flow chart of steps of mold injection molding method one embodiment.
Fig. 2 illustrates the structural representation of glass substrate.
Fig. 3 illustrates glass of the present invention and inserts the structural representation of mold injection molding product one embodiment.
Fig. 4 illustrates the partial enlarged drawing of Fig. 3.
Fig. 5 illustrates glass of the present invention and inserts the structural representation of another embodiment of mold injection molding product.
[detailed description of the invention]
For object of the present invention, method step and function are had to further understanding, now say in detail by reference to the accompanying drawingsBright as follows:
Embodiment 1
Refer to shown in Fig. 1 to Fig. 4, in embodiment 1, glass of the present invention is inserted mold injection moldingMethod, comprises the following steps:
Step s101: the glass substrate 100 of a printing-ink black surround frame is provided, and this glass substrate 100 hasEnd face 110, bottom surface 120 and connect the side 130 of this end face 110 and bottom surface 120, this glass substrate 100For thin type glass, the thickness of this thin type glass is less than 1.0mm.
Step s102: put glue in the ink black surround width of frame of this glass substrate 100, also baking after some glue.
Step s103: glass substrate 100 is placed in to a monochromatic machine injection mold, by this monochrome machine injection mouldTool heats up, then at the glass substrate 100 local liquid thermoplastic materials (abbreviation ebonite) that penetrate in bottom surface 120200, this liquid thermoplastic material 200 wherein part is used for moulding snap fit 400, by this monochrome machine injection mouldTool cooling, takes out the glass substrate after injection moulding 100.
Step s104: above-mentioned glass substrate 100 is inserted in another monochromatic machine injection mold, by this another singleLook machine injection mold heats up, and then on glass substrate 100 bottom surfaces 120 and side 130, penetrates liquid thermoplasticProperty elastomer (abbreviation flexible glue) 300, the thermoplastic elastomer (TPE) 300 and the above-mentioned thermoplastic that on this bottom surface 120, penetrateProperty material 200 spaces compositions soft or hard glue frames, this soft or hard glue frame is both less filling of thermoplastic 200Fill out area, ensured again the intensity of product; Meanwhile, coated thermoplasticity on this bottom surface 120 and side 130Elastomer 300, can make glass substrate 100 have shock-absorbing functions, makes the glass substrate 100 can be because not being subject toIntense impact and cause fragmentation.
Wherein, this thermoplastic elastomer (TPE) 300 for for phenylethylene, olefines, diene class, polyvinyl chloride-base,Ammonia ester class, ester class, amide-type, Organic fluoride class, silicone based or vinyl thermoplastic elastomer (TPE), and shouldThe hardness of thermoplastic elastomer (TPE) 300 is Shore 60A～95A.
Wherein, in the Thickness Ratio step s103 of the thermoplastic elastomer (TPE) 300 of this injection moulding except snap fit 400Large 0～the 0.1mm of thickness of thermoplastic 200, ensures that thermoplastic elastomer (TPE) 300 first connects in the time being subject to impactingTouch other members to play cushioning effect.
Step s105: the glass substrate after injection moulding 100 is taken out, and by snap fit 400 and lower cover assembling.
Embodiment 2
Refer to shown in Fig. 2 and Fig. 5, in the present embodiment 2, glass of the present invention is inserted mold injectionType method, comprises the following steps:
Step s201: the glass substrate 100 of a printing-ink black surround frame is provided, and this glass substrate 100 hasEnd face 110, bottom surface 120 and connect the side 130 of this end face 110 and bottom surface 120, this glass substrate 100For thin type glass, the thickness of this thin type glass is less than 1.0mm.
Step s202: put glue in the ink black surround width of frame of this glass substrate 100, also baking after some glue.
Step s203: glass substrate 100 is placed in to a double-colored machine injection mold, at 100 ends of glass substrateThe local liquid thermoplastic material (abbreviation ebonite) 200 that penetrates of face 120, this liquid thermoplastic material 200 whereinA part is for moulding buckle 500.
Step s204: in this double-colored machine injection mold, in glass substrate 100 bottom surfaces 120 and side 130Upper ejaculation liquid thermoplastic elastomer (abbreviation flexible glue) 300, the thermoplastic elastomer (TPE) penetrating on this bottom surface 120300 form soft or hard glue frames, thermoplasticity that this soft or hard glue frame is both less with above-mentioned thermoplastic 200 spacesThe filling area of material 200, has ensured again the intensity of product; Meanwhile, on this bottom surface 120 and side 130Coated thermoplastic elastomer (TPE) 300, can make glass substrate 100 have shock-absorbing functions, makes glass substrate100 can not cause fragmentation because being subject to intense impact.
Wherein, this thermoplastic elastomer (TPE) 300 for for phenylethylene, olefines, diene class, polyvinyl chloride-base,Ammonia ester class, ester class, amide-type, Organic fluoride class, silicone based or vinyl thermoplastic elastomer (TPE), and shouldThe hardness of thermoplastic elastomer (TPE) 300 is Shore 60A～95A.
Wherein, the thermoplasticity material except buckle 500 in the Thickness Ratio step s203 of this thermoplastic elastomer (TPE) 300Large 0～the 0.1mm of thickness of material 200, ensures that thermoplastic elastomer (TPE) 300 first contacts other structures in the time being subject to impactingPart is to play cushioning effect.
Step s205: the glass substrate after injection moulding 100 is taken out, and by buckle 500 and lower cover assembling.
In addition, refer to shown in Fig. 3, Fig. 4 and Fig. 5, the present invention also provides a kind of glass to insert mold injectionShaped article, it inserts for above-mentioned glass the product producing after the moulding of mold injection molding method, and this product canTo be widely used in as notebook computer, panel computer, PDA, MP3, MP4, mobile phone, camera or game machineOn screen part Deng product, but be not limited to the above.
Compared to prior art, it is at glass substrate 100 that glass of the present invention is inserted mold injection molding methodThe local injection mo(u)lding thermoplastic 200 of bottom surface 120, so as to reducing the filling area of thermoplastic 200,To reduce injection pressure, and ensure enough snap fits 400 or buckle 500, can be good in the time assembling with lower coverGood combination, and then by the thermoplastic elastomer (TPE) 300 of injection moulding, make product have intensity and shock-absorbing effect concurrently,Make it can not cause glass breaking because being subject to intense impact.
Be pointed out that, the invention is not restricted to above-mentioned embodiment, any those skilled in the art's baseAny simple modification, equivalent variations and the modification above-described embodiment done in technical solution of the present invention, all fallEnter in protection scope of the present invention.
Claims (8)
1. glass is inserted a mold injection molding method, it is characterized in that, comprises the following steps:
(1) provide the glass substrate of a printing-ink black surround frame, this glass substrate has end face, bottom surface and companyConnect the side of this end face and bottom surface;
(2) in the ink black surround width of frame of this glass substrate, put glue;
(3) glass substrate is placed in to injection mold, the local thermoplastic that penetrates in glass substrate bottom surface,And moulding snap fit or buckle;
(4) on glass substrate bottom surface and side, penetrate thermoplastic elastomer (TPE), the thermoplastic elastomer (TPE) of this bottom surfaceWith above-mentioned thermoplastic space and form soft or hard glue frame;
(5) glass substrate after injection moulding is taken out, and assemble with lower cover.
2. glass as claimed in claim 1 is inserted mold injection molding method, it is characterized in that, described glassGlass substrate is thin type glass, and the thickness of this glass substrate is less than 1.0mm.
3. glass as claimed in claim 1 is inserted mold injection molding method, it is characterized in that, described glassGlass substrate is placed in monochromatic machine injection mold and penetrates thermoplastic and thermoplastic elastomer (TPE).
4. glass as claimed in claim 1 is inserted mold injection molding method, it is characterized in that, described glassGlass substrate is placed in double-colored machine injection mold and penetrates thermoplastic and thermoplastic elastomer (TPE).
5. glass as claimed in claim 1 is inserted mold injection molding method, it is characterized in that, described stepSuddenly the thermoplastic elastomer (TPE) in (4) be phenylethylene, olefines, diene class, polyvinyl chloride-base, ammonia ester class,Ester class, amide-type, Organic fluoride class, silicone based or vinyl thermoplastic elastomer (TPE).
6. glass as claimed in claim 1 is inserted mold injection molding method, it is characterized in that, described stepSuddenly the thermoplastic except snap fit or buckle in the Thickness Ratio step (3) of the thermoplastic elastomer (TPE) in (4)The large 0～0.1mm of thickness.
7. glass as claimed in claim 1 is inserted mold injection molding method, it is characterized in that, described stepSuddenly the hardness of the thermoplastic elastomer (TPE) in (4) is Shore 60A～95A.
8. glass is inserted a mold injection molding product, it is characterized in that, this product be claim 1 toGlass in 7 described in any one is inserted the product producing after the moulding of mold injection molding method.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210328579.5A CN103660127B (en) | 2012-09-07 | 2012-09-07 | Glass is inserted mold injection molding method and products thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210328579.5A CN103660127B (en) | 2012-09-07 | 2012-09-07 | Glass is inserted mold injection molding method and products thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103660127A CN103660127A (en) | 2014-03-26 |
| CN103660127B true CN103660127B (en) | 2016-05-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210328579.5A Active CN103660127B (en) | 2012-09-07 | 2012-09-07 | Glass is inserted mold injection molding method and products thereof |
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| CN (1) | CN103660127B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106313425A (en) * | 2016-08-31 | 2017-01-11 | 深圳天珑无线科技有限公司 | Manufacturing method for glass cover plate assembly, glass cover plate assembly and mobile terminal |
| CN106738986A (en) * | 2017-01-19 | 2017-05-31 | 江苏秀强玻璃工艺股份有限公司 | A kind of naked marginal not modeling glass panel and its manufacture method |
| CN208876029U (en) * | 2018-06-06 | 2019-05-21 | 佛山市顺德区美的电热电器制造有限公司 | Lid seaming element and its lid and cooking apparatus |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19900178C1 (en) * | 1999-01-07 | 2000-05-25 | Schott Glas | Brittle glass and/or ceramic body for example for a cooking surface, is held in a thermoplastic frame with an elastomer content with a relaxation effect to reduce breakages to minimum levels |
| CN101784589A (en) * | 2007-06-20 | 2010-07-21 | 皮尔金顿北美公司 | Method of adhering a thermoplastic elastomer member to a glass sheet |
| CN101815594A (en) * | 2007-07-12 | 2010-08-25 | 苹果公司 | Methods for integrally trapping a glass insert in a metal bezel and produced electronic device |
| CN102256454A (en) * | 2010-05-18 | 2011-11-23 | 宝德强科技(北京)有限公司 | Hand-held mobile equipment shell and forming method thereof |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6311312A (en) * | 1986-07-03 | 1988-01-18 | Meiwa Sangyo Kk | Manufacture of molded product with sheetlike decorative member |
-
2012
- 2012-09-07 CN CN201210328579.5A patent/CN103660127B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19900178C1 (en) * | 1999-01-07 | 2000-05-25 | Schott Glas | Brittle glass and/or ceramic body for example for a cooking surface, is held in a thermoplastic frame with an elastomer content with a relaxation effect to reduce breakages to minimum levels |
| CN101784589A (en) * | 2007-06-20 | 2010-07-21 | 皮尔金顿北美公司 | Method of adhering a thermoplastic elastomer member to a glass sheet |
| CN101815594A (en) * | 2007-07-12 | 2010-08-25 | 苹果公司 | Methods for integrally trapping a glass insert in a metal bezel and produced electronic device |
| CN102256454A (en) * | 2010-05-18 | 2011-11-23 | 宝德强科技(北京)有限公司 | Hand-held mobile equipment shell and forming method thereof |
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| Publication number | Publication date |
|---|---|
| CN103660127A (en) | 2014-03-26 |
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