CN105058721A - Mold - Google Patents
Mold Download PDFInfo
- Publication number
- CN105058721A CN105058721A CN201510487265.3A CN201510487265A CN105058721A CN 105058721 A CN105058721 A CN 105058721A CN 201510487265 A CN201510487265 A CN 201510487265A CN 105058721 A CN105058721 A CN 105058721A
- Authority
- CN
- China
- Prior art keywords
- thimble
- bed die
- injection molding
- group
- molding cavity
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
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
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/40—Removing or ejecting moulded articles
- B29C45/4005—Ejector constructions; Ejector operating mechanisms
- B29C45/401—Ejector pin constructions or mountings
-
- 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
- B29C45/17—Component parts, details or accessories; Auxiliary operations
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D11/00—Producing optical elements, e.g. lenses or prisms
-
- 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
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/40—Removing or ejecting moulded articles
- B29C45/4005—Ejector constructions; Ejector operating mechanisms
- B29C2045/4036—Ejector constructions; Ejector operating mechanisms driven by a screw and nut mechanism
Abstract
The invention relates to a mold which comprises an upper mold body, a lower mold body, at least two ejector pin sets arranged in the upper mold body and a drive part located below the ejector pin sets. The ejector pin sets comprise the first ejector pin set and the second ejector pin set. The first ejector pin set comprises at least two first ejector pins and a connecting board for fixing the two first ejector pins. The second ejector pin set comprises at least two second ejector pins and a fixing board for fixing the two second ejector pins. The lower mold body comprises a lower mold holder and multiple detachable lower mold cores, wherein one lower mold core is selected to be fixed to the lower mold holder. An injection molding cavity used for conducting injection molding on an optical element is formed between the corresponding lower mold core and the upper mold body. Ejector pin grooves penetrate the lower mold holder from top to bottom. The first ejector pins and the second ejector pins are arranged in the ejector pin grooves. Elastic sleeves are further arranged in the ejector pin grooves. The first ejector pins and the second ejector pins are sleeved with the elastic sleeves. The ejector pin grooves are communicated with the injection molding cavity and located below the injection molding cavity. The drive part drives at least one ejector pin set to move in the ejector pin grooves so as to stretch into the injection molding cavity.
Description
Technical field
The present invention relates to a kind of mould.
Background technology
In recent years along with the develop rapidly of multimedia technology, increasing to the demand of the optical element be mounted on digital product, and require also more and more higher, optical element is also progressively to frivolous short future development, along with the size of optical element reduces, the diameter of thimble also reduces accordingly, therefore, the careless mistake due to operating personnel is often there is during form removal, cause thimble direct collision module, thus thimble is made to bend or fracture, thus increase maintenance capacity and the production cost of mould, in addition, when thimble uses in a mold, because thimble may rock, so make to produce friction between thimble and mould, make the easy loss of thimble, in addition, current existing mould only can prepare corresponding a kind of optical element, so, adaptability is low.
Because above-mentioned defect, the design people, actively in addition research and innovation, to founding a kind of mould of new structure, make it have more value in industry.
Summary of the invention
For solving the problems of the technologies described above, the object of this invention is to provide a kind of mould, the optical element of the multiple different size of applicable manufacture, and avoid thimble group and the direct collision of bed die seat or friction, cause thimble group to bend or rupture and wearing and tearing, contributing to the service life of improving thimble group.
A kind of mould of the present invention, comprise the mold and bed die that are oppositely arranged, the actuator that at least two groups are arranged on the thimble group in described mold and are positioned at below described thimble group, described thimble group comprises the first thimble group and is positioned at the second thimble group of described first thimble group periphery, described first thimble group comprises at least two the first thimbles and fixes the connecting plate of two the first thimbles, described second thimble group comprises at least two the second thimbles and fixes the fixed head of the second thimble, described bed die comprises bed die seat and some detachable and select one of them to be fixed on lower die on bed die seat, the injection molding cavity in order to injection moulding optical element is formed between described lower die and mold, from top to bottom run through in described bed die seat and be formed with thimble groove, described first thimble and the second thimble are arranged in described thimble groove, also resilient sleeve is provided with in described thimble groove, described resilient sleeve jacket casing is on described first thimble and the second thimble, described thimble groove is communicated with described injection molding cavity, and be positioned at the below of described injection molding cavity, described actuator drives at least one group of thimble group mobile to stretch to described injection molding cavity in described thimble groove.
Further, described resilient sleeve is the protective sleeve made by soft rubber.
Further, the diameter range of described first thimble, the second thimble is 0.5 ~ 1 millimeter.
Further, the lower die mounting groove installing lower die is provided with in described bed die seat, be provided with the location-plate of fixing lower die in described lower die mounting groove, described bed die seat is provided with the screw rod driving described location-plate movement, one end of described screw rod is connected with location-plate.
Further, connector is provided with between described connecting plate and fixed head.
Further, described resilient sleeve comprises the vertical tube part be embedded in described bed die and the flank section be positioned at below described bed die, the diameter of described flank section is greater than the diameter of vertical tube part, and is greater than the diameter of thimble groove, has gap between described flank section and the lower surface of bed die.
Further, spring is clamped with between described flank section and the lower surface of bed die.
Further, described mold offers inner groovy, be provided with in described inner groovy and compress pin, described inner groovy is communicated with described injection molding cavity, and be positioned at the top of described injection molding cavity, described compressing between the upper end of pin and mold is provided with spring, described in compress pin and can stretch out described inner groovy under the action of the spring.
Further, the lower end compressing pin described in is provided with pad.
Further, the diameter range compressing pin described in is 0.3 ~ 0.5 millimeter.
By such scheme, the present invention at least has the following advantages: mould of the present invention by arranging at least two group thimble groups in bed die, and bed die is made up of bed die seat and some detachable and lower dies selecting one of them to be fixed on bed die seat, actuator drives at least one group of thimble group mobile to stretch to injection molding cavity in thimble groove, thus the optical element of the multiple different size of the applicable manufacture of this mould, again owing to being provided with resilient sleeve in bed die seat, and by the first thimble of thimble group and the second tailstock barrel in this resilient sleeve, thus avoid the first thimble of mould and the second thimble and bed die direct collision or friction, cause the first thimble and the second thimble to bend or rupture and wearing and tearing, contribute to the service life of improving thimble group.
Above-mentioned explanation is only the general introduction of technical solution of the present invention, in order to better understand technological means of the present invention, and can be implemented according to the content of description, coordinates accompanying drawing to be described in detail as follows below with preferred embodiment of the present invention.
Accompanying drawing explanation
Fig. 1 is the structural representation of mould of the present invention;
Fig. 2 is the enlarged drawing of circle A in Fig. 1.
Detailed description of the invention
Below in conjunction with drawings and Examples, the specific embodiment of the present invention is described in further detail.Following examples for illustration of the present invention, but are not used for limiting the scope of the invention.
See Fig. 1 and Fig. 2, the mould described in a preferred embodiment of the present invention comprises the actuator 40 that the mold 10 that is oppositely arranged and bed die 20, at least two group are arranged on the thimble group in described mold 10 and are positioned at below described thimble group.Described thimble group comprises the first thimble group 31 and is positioned at the second thimble group 32 of described first thimble group 31 periphery, described first thimble group 31 comprises at least two the first thimbles 311 and the connecting plate 312 being connected at least two the first thimbles 311, described second thimble group 32 comprises at least two the second thimbles 321 and fixes the fixed head 322 of the second thimble 321, and the diameter range of described first thimble 311, second thimble 321 is 0.5 ~ 1 millimeter.Described bed die 20 comprises bed die seat 21 and some detachable and select one of them to be fixed on lower die 22 on bed die seat 21, is formed with the injection molding cavity 50 in order to injection moulding optical element (not shown) between described lower die 22 and mold 10.From top to bottom run through in described bed die seat 21 and be formed with thimble groove 23; described first thimble 311 and the second thimble 321 are arranged in described thimble groove 23; resilient sleeve 60 is also provided with in described thimble groove 23; described resilient sleeve 60 is the protective sleeve made by soft rubber; in the present embodiment, described soft rubber is ethene or propylene.Described resilient sleeve 60 overlaps on described first thimble 311 and the second thimble 321, described thimble groove 23 is communicated with described injection molding cavity 50, and being positioned at the below of described injection molding cavity 50, described actuator 40 drives at least one group of thimble group mobile to stretch to described injection molding cavity 50 in described thimble groove 23.
As further improvement of this embodiment, the lower die mounting groove 24 installing lower die 22 is provided with in described bed die seat 21, the location-plate 25 of fixing lower die 22 is provided with in described lower die mounting groove 24, described bed die seat 21 is provided with the screw rod 26 driving the movement of described location-plate 25, one end of described screw rod 26 is connected with location-plate 25, and the other end stretches out the side of bed die seat 21.Realized the location of lower die 22 by this location-plate 25, prevent injection moulding at present die 22 rock to affect injection moulding quality, in addition, by screw rod 26 so that regulate the position of location-plate 25.Be threaded connection between this screw rod 26 and bed die seat 21.
As further improvement of this embodiment, connector is provided with between described connecting plate 312 and fixed head 322, to connect the first thimble group 31 and the second thimble group 32, thus when needs drive the first thimble group 31 and the second thimble group 32 simultaneously time, only can connect actuator 40 below connecting plate 312, in other embodiments, actuator 40 can be all set below the first thimble group 31 and the second thimble group 32, actuator 40 respectively with connecting plate 312, fixed head 322 connects, to drive the first thimble group 31 and the second thimble group 32 respectively, in such cases, can not connector be set.In the present embodiment, described actuator 40 is cylinder.
As further improvement of this embodiment, described resilient sleeve 60 comprises the vertical tube part 61 be embedded in described bed die 20 and the flank section 62 be positioned at below described bed die 20, the diameter of described flank section 62 is greater than the diameter of vertical tube part 61, and be greater than the diameter of thimble groove 23, between described flank section 62 and the lower surface of bed die 20, there is gap, to cushion rigid shock, and provide cushion space to thimble.
As further improvement of this embodiment, be clamped with the first spring 63 between described flank section 62 and the lower surface of bed die 20, to cushion rigid shock.
As further improvement of this embodiment, described mold 10 offers inner groovy 11, be provided with in described inner groovy 11 and compress pin 12, described inner groovy 11 is communicated with described injection molding cavity 50, and be positioned at the top of described injection molding cavity 50, described compressing between the upper end of pin 12 and mold 10 is provided with the second spring 13, described in compress pin 12 and can stretch out described inner groovy 11 under the effect of the 3rd spring 13.Compress pin 12 by arranging in mold 10, thus contribute to the demoulding between mold 10 and optical chip.The described lower end compressing pin 12 is provided with pad 14, contributes to preventing compressing the sticky glutinous of pin 12 and optical chip by this pad 14, meanwhile, prevents from compressing the infringement that resist force that pin 12 pairs of optical chips produce causes optical chip.The described diameter range compressing pin 12 is 0.3 ~ 0.5 millimeter.
In sum, above-mentioned mould by arranging at least two group thimble groups in bed die 20, and bed die 20 is made up of bed die seat 21 and some detachable and lower dies 22 selecting one of them to be fixed on bed die seat 21, actuator 40 drives at least one group of thimble group mobile to stretch to injection molding cavity 50 in thimble groove 23, thus the optical element of the multiple different size of the applicable manufacture of this mould, again owing to being provided with resilient sleeve 60 in bed die seat 21, and the first thimble 311 of thimble group and the second thimble 321 are overlapped in this resilient sleeve 60, thus avoid the first thimble 311 and the second thimble 321 and bed die 20 direct collision or friction of mould, the first thimble 311 and the second thimble 321 is caused to bend or rupture and wearing and tearing, contribute to the service life of improving thimble group.
The above is only the preferred embodiment of the present invention; be not limited to the present invention; should be understood that; for those skilled in the art; under the prerequisite not departing from the technology of the present invention principle; can also make some improvement and modification, these improve and modification also should be considered as protection scope of the present invention.
Claims (10)
1. a mould, it is characterized in that: comprise the mold and bed die that are oppositely arranged, the actuator that at least two groups are arranged on the thimble group in described mold and are positioned at below described thimble group, described thimble group comprises the first thimble group and is positioned at the second thimble group of described first thimble group periphery, described first thimble group comprises at least two the first thimbles and fixes the connecting plate of two the first thimbles, described second thimble group comprises at least two the second thimbles and fixes the fixed head of the second thimble, described bed die comprises bed die seat and some detachable and select one of them to be fixed on lower die on bed die seat, the injection molding cavity in order to injection moulding optical element is formed between described lower die and mold, from top to bottom run through in described bed die seat and be formed with thimble groove, described first thimble and the second thimble are arranged in described thimble groove, also resilient sleeve is provided with in described thimble groove, described resilient sleeve jacket casing is on described first thimble and the second thimble, described thimble groove is communicated with described injection molding cavity, and be positioned at the below of described injection molding cavity, described actuator drives at least one group of thimble group mobile to stretch to described injection molding cavity in described thimble groove.
2. mould according to claim 1, is characterized in that: described resilient sleeve is the protective sleeve made by soft rubber.
3. mould according to claim 1, is characterized in that: the diameter range of described first thimble, the second thimble is 0.5 ~ 1 millimeter.
4. mould according to claim 1, it is characterized in that: in described bed die seat, be provided with the lower die mounting groove installing lower die, the location-plate of fixing lower die is provided with in described lower die mounting groove, described bed die seat is provided with the screw rod driving described location-plate movement, one end of described screw rod is connected with location-plate.
5. mould according to claim 1, is characterized in that: be provided with connector between described connecting plate and fixed head.
6. mould according to claim 1, it is characterized in that: described resilient sleeve comprises the vertical tube part be embedded in described bed die and the flank section be positioned at below described bed die, the diameter of described flank section is greater than the diameter of vertical tube part, and be greater than the diameter of thimble groove, between described flank section and the lower surface of bed die, there is gap.
7. mould according to claim 6, is characterized in that: be clamped with spring between described flank section and the lower surface of bed die.
8. mould according to claim 1, it is characterized in that: described mold offers inner groovy, be provided with in described inner groovy and compress pin, described inner groovy is communicated with described injection molding cavity, and be positioned at the top of described injection molding cavity, described compressing between the upper end of pin and mold is provided with spring, described in compress pin and can stretch out described inner groovy under the action of the spring.
9. mould according to claim 8, is characterized in that: described in compress pin lower end be provided with pad.
10. mould according to claim 8, is characterized in that: described in compress pin diameter range be 0.3 ~ 0.5 millimeter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510487265.3A CN105058721A (en) | 2015-08-11 | 2015-08-11 | Mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510487265.3A CN105058721A (en) | 2015-08-11 | 2015-08-11 | Mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105058721A true CN105058721A (en) | 2015-11-18 |
Family
ID=54488339
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510487265.3A Pending CN105058721A (en) | 2015-08-11 | 2015-08-11 | Mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105058721A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109016367A (en) * | 2018-06-30 | 2018-12-18 | 刘凤红 | A kind of injection mould closing die-sinking device |
| CN112060506A (en) * | 2020-07-17 | 2020-12-11 | 马鞍山久特新材料科技有限公司 | Special-shaped adhesive tape forming die |
| WO2021138971A1 (en) * | 2020-01-09 | 2021-07-15 | 诚瑞光学(常州)股份有限公司 | Molding die, molding apparatus, and processing method for glass product |
Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0769999B1 (en) * | 1994-12-22 | 1999-08-18 | MAUS, Steven M. | Lens thickness adjustment in plastic injection mold |
| JP2006181789A (en) * | 2004-12-27 | 2006-07-13 | Pentax Corp | Mold for resin lens |
| CN1978170A (en) * | 2005-11-29 | 2007-06-13 | 鸿富锦精密工业（深圳）有限公司 | Mould |
| CN101053982A (en) * | 2006-04-14 | 2007-10-17 | 鸿富锦精密工业（深圳）有限公司 | Mold device |
| JP2008221612A (en) * | 2007-03-13 | 2008-09-25 | Konica Minolta Opto Inc | Method for producing lens |
| CN101456226A (en) * | 2007-12-10 | 2009-06-17 | 鸿富锦精密工业（深圳）有限公司 | Die |
| WO2009084414A1 (en) * | 2007-12-28 | 2009-07-09 | Konica Minolta Opto, Inc. | Forming mold, and optical element molding method |
| CN101491927A (en) * | 2008-01-24 | 2009-07-29 | 鸿富锦精密工业（深圳）有限公司 | Die and use method thereof |
| JP2010058461A (en) * | 2008-09-05 | 2010-03-18 | Ricoh Co Ltd | Device for manufacturing optical part |
| CN201456271U (en) * | 2009-05-07 | 2010-05-12 | 周晖 | Die capable of quickly changing mold core |
| CN202336972U (en) * | 2011-11-15 | 2012-07-18 | 芜湖顺荣汽车部件股份有限公司 | Plastic cement mold of fuel tank refueling opening |
| CN103182758A (en) * | 2012-11-30 | 2013-07-03 | 宁波旭升机械有限公司 | Slider ejecting mechanism and application method thereof |
| CN203496181U (en) * | 2013-08-16 | 2014-03-26 | 慈溪市精诚模具有限公司 | Front mold bouncing pin structure for preventing product from being adhered to front mold |
-
2015
- 2015-08-11 CN CN201510487265.3A patent/CN105058721A/en active Pending
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0769999B1 (en) * | 1994-12-22 | 1999-08-18 | MAUS, Steven M. | Lens thickness adjustment in plastic injection mold |
| JP2006181789A (en) * | 2004-12-27 | 2006-07-13 | Pentax Corp | Mold for resin lens |
| CN1978170A (en) * | 2005-11-29 | 2007-06-13 | 鸿富锦精密工业（深圳）有限公司 | Mould |
| CN101053982A (en) * | 2006-04-14 | 2007-10-17 | 鸿富锦精密工业（深圳）有限公司 | Mold device |
| JP2008221612A (en) * | 2007-03-13 | 2008-09-25 | Konica Minolta Opto Inc | Method for producing lens |
| CN101456226A (en) * | 2007-12-10 | 2009-06-17 | 鸿富锦精密工业（深圳）有限公司 | Die |
| WO2009084414A1 (en) * | 2007-12-28 | 2009-07-09 | Konica Minolta Opto, Inc. | Forming mold, and optical element molding method |
| CN101491927A (en) * | 2008-01-24 | 2009-07-29 | 鸿富锦精密工业（深圳）有限公司 | Die and use method thereof |
| JP2010058461A (en) * | 2008-09-05 | 2010-03-18 | Ricoh Co Ltd | Device for manufacturing optical part |
| CN201456271U (en) * | 2009-05-07 | 2010-05-12 | 周晖 | Die capable of quickly changing mold core |
| CN202336972U (en) * | 2011-11-15 | 2012-07-18 | 芜湖顺荣汽车部件股份有限公司 | Plastic cement mold of fuel tank refueling opening |
| CN103182758A (en) * | 2012-11-30 | 2013-07-03 | 宁波旭升机械有限公司 | Slider ejecting mechanism and application method thereof |
| CN203496181U (en) * | 2013-08-16 | 2014-03-26 | 慈溪市精诚模具有限公司 | Front mold bouncing pin structure for preventing product from being adhered to front mold |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109016367A (en) * | 2018-06-30 | 2018-12-18 | 刘凤红 | A kind of injection mould closing die-sinking device |
| WO2021138971A1 (en) * | 2020-01-09 | 2021-07-15 | 诚瑞光学(常州)股份有限公司 | Molding die, molding apparatus, and processing method for glass product |
| US11401190B2 (en) * | 2020-01-09 | 2022-08-02 | Aac Optics Solutions Pte. Ltd. | Mold, and apparatus for forming glass product, and method of processing glass product |
| CN112060506A (en) * | 2020-07-17 | 2020-12-11 | 马鞍山久特新材料科技有限公司 | Special-shaped adhesive tape forming die |
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Application publication date: 20151118 |
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| RJ01 | Rejection of invention patent application after publication |