CN201350678Y - Rubber water-resisting mask injection module - Google Patents
Rubber water-resisting mask injection module Download PDFInfo
- Publication number
- CN201350678Y CN201350678Y CNU2009200096988U CN200920009698U CN201350678Y CN 201350678 Y CN201350678 Y CN 201350678Y CN U2009200096988 U CNU2009200096988 U CN U2009200096988U CN 200920009698 U CN200920009698 U CN 200920009698U CN 201350678 Y CN201350678 Y CN 201350678Y
- Authority
- CN
- China
- Prior art keywords
- die unit
- end template
- lower die
- cover
- upper die
- 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.)
- Expired - Fee Related
Links
Images
Landscapes
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model relates to a rubber water-resisting cover or semi-mask body injection module, whose structural form is one-module and multi-cavity, wherein module cavities are symmetrically arrayed, an upper die and a lower die are respectively formed by 1-4 upper and lower die units, an upper template and a lower bottom template, one group of upper die units and lower die units are combined together to form a plurality of complete module cavities, the upper template and the lower bottom template are cavity-body structures, the upper die unit and the lower die unit are respectively fixed in cavities of the upper template and the lower bottom template through a bolt, and the upper die unit and the lower die unit are closely coated together by the cavity wall. The rubber water-resisting mask injection module can greatly improve the production efficiency of a water-resisting mask, lowers labor intensity, improves the appearance quality of products, improves the utilization ration of rubber, and is convenient for fittings of dies to disassemble, assemble, repair, clean and maintain.
Description
Technical field
The utility model relates to block water the cover injection mould or the demifacet cover injection mould of a kind of injection molding of rubber mould, especially breathing mask or respirator mask.
Background technology
Breathing mask or respirator mask are divided into two kinds on full facepiece mask and demifacet cover, and demifacet covers in structure, material and the processing all closely similar with the cover that blocks water.The cover that blocks water also claims oronasal mask, it is a kind of functional part that full facepiece mask often adopts, its effect one is antifog antidimmer, the 2nd, reduce effective idle space of face shield, promptly one is the sealing that realizes mouth and nose that fits tightly of covering driving fit frame and wearer's skin of face by blocking water, thereby making damp and hot expiratory airflow can not enter facepiece interior causes eyeglass to haze, the 2nd, significantly reduce effective idle space (or claiming physiologic dead space) of face shield by the cover that blocks water, thereby effectively reduce carbon dioxide content in the suction gas.Effective idle space of general require to block water cover or demifacet cover is not more than 180mL, or sucks that carbon dioxide content is not more than 1.5% in the gas.Block water cover or demifacet cover generally by soft and whippy rubber or plastic material are molded forms, the cover or the shape of demifacet cover driving fit frame of blocking water should be coincide with the face shape at wearer's mouth and nose place, thereby fit tightly with skin of face, its design parameter mainly comprises nose length and mouthful wide, general designing requirement be nose length * mouth wide=70mm * 45mm.
At present, existing rubber blocks water cover or demifacet cover mould mostly for the one-mode cavity stamper architecture, comprises upper die and lower die, core and navigation system, and patrix and counterdie flexible connection form die cavity between upper die and lower die and the core.This mould must use on vulcanizing press, weighs, operation such as rubberizing, matched moulds, exhaust, Qi Mo all is manually-operated, and a production procedure can only be processed the cover that blocks water, and production efficiency is low, labour intensity is high.In addition, because mould pressing process is generally pressed 120% filling sizing material of the actual glue amount of product, the sizing material waste is serious, and overlap is thicker, and product appearance is second-rate.
In addition, it is raw material that partly block water cover or demifacet cover adopt flexiplast, adopt plastic injection moulding process, but mould structure is different with the injection molding of rubber mould, and generally adopts one-mode cavity injection mould structure.
Summary of the invention
In order to overcome the deficiencies in the prior art, the injecting molding die structure that the utility model provides and can enhance productivity, reduces labour intensity, improves the product appearance quality and be convenient to the block water cover or the demifacet cover of mold parts dismounting maintenance and cleaning maintenance.
The technical scheme that its technical problem that solves the utility model adopts is: adopt rubber or plastic injection equipment and the injection mould of block water cover or demifacet cover to produce, the block water cover or the injection mould of demifacet cover is a multi-cavity mold structure, the die cavity symmetric arrays, concrete cavity quantity is selected according to the rubber injection machine injection volume and the isoparametric requirement of hot plate size of selecting for use; Mould is divided into cover half part and dynamic model part, and cover half partly comprises patrix, engaging lug or backing plate, and dynamic model partly comprises counterdie, backing plate, core and ejecting mechanism; Patrix is formed by 1～4 upper die unit and upper base form assembly, and counterdie is formed by 1～4 lower die unit and the form assembly of going to the bottom, and one group of upper die unit and lower die unit are combined and can be formed a plurality of complete die cavitys; Last end template and following end template are cavity body structure, and upper die unit and lower die unit are separately fixed in end template and the following end template chamber by bolt, and the chamber wall closely wraps up upper die unit and lower die unit; Following end template and backing plate pass through bolting together, and core and ejecting mechanism link together; The running gate system of mould comprises cold slug well, divides running channel and cast gate, and main running channel is positioned at the solid plate of rubber injection machine; Four jiaos at last end template and following end template are provided with guide hole and guide pillar respectively, realize the guiding and the location of cover half and dynamic model; Offer the spew groove of appropriate size at the die cavity edge at die joint place.
The fixed form of upper die unit and last end template: the screwhole diameter of upper die unit is bigger than the screwhole diameter of last end template, and the screw of upper die unit is the countersunk head screw, and set bolt cooperates with the screw of last end template, and nut is imbedded in the counterbore, can not influence matched moulds; When carrying out the upper die unit dismounting, upper die unit can be ejected from end template thereby use the bolt that matches with the screw of upper die unit to screw in screw.Lower die unit also adopts same fixed form with following end template.
The processing of cover or demifacet cover because the injection mould structure of the utility model employing rubber or plastic injection equipment and a multi-cavity mold blocks water, rubber or plastic injection equipment adopt the PLC automatic control system, the operation such as eject of feeding, plasticizing, matched moulds, injection, pressurize, sulfuration, die sinking, shifting formwork and core is finished automatically by injector, shot sulfuration can be produced a plurality of cover or demifacet covers of blocking water, automaticity is very high, not only improve production efficiency greatly, and reduced labour intensity; The injection volume of sizing material is accurately controlled by system, and overlap is extremely thin, is convenient to remove, and has not only improved the product appearance quality greatly, and has improved the sizing material utilization rate; Rubber or plastic injection equipment must be installed and hang die device in order to fixing cover half part, thus the cover half part can leave solid plate suitably distance be convenient to remove the interior waste material of runner system; Upper and lower form unit and extremely help the dismounting maintenance and the cleaning maintenance of mould with the bolt fixed mode of end template.
The utility model has the advantages that and to improve the block water cover or the production efficiency of demifacet cover greatly, reduce labour intensity, improve the product appearance quality and be convenient to mold parts dismounting maintenance and cleaning maintenance.
Description of drawings
The utility model is further specified the injection mould that embodiment of the present utility model blocks water and covers for a kind of rubber below in conjunction with drawings and Examples.
Fig. 1 is the rubber cover injection mould structural representation that blocks water.
Fig. 2 is the rubber cover injection mould part of the lower die structural representation that blocks water.
Fig. 3 is block water cover injection mould core and an ejecting mechanism structural representation of rubber.
Fig. 4 is the screw generalized section of upper die unit, lower die unit and last end template, following end template.
Among the figure: 1. descend end template, 2. lower die unit, 3. backing plate, 4. core, 5. guide pillar, 6,6 '. set bolt, 7. go up end template, 8. upper die unit, 9. guide hole, 10. engaging lug, 11. ejecting mechanisms.
The specific embodiment
Referring to Fig. 1～Fig. 4, a kind of rubber cover injection mould that blocks water, by two upper die unit 8, two lower die unit 2, four cores 4, four ejecting mechanisms 11, last end template 7, following end template 1 is formed, wherein, one group of upper die unit, lower die unit can be formed two cover die cavities that block water, upper die unit 8 is fixed in the end template 7 by set bolt 6 ', last baffle plate 7 is bolted together with engaging lug 10, lower die unit 2 is fixed on down in the end template 1 by set bolt 6, following end template 1 is fixed together with backing plate 3, core and ejecting mechanism adopt interference fit to be assembled together, core and counterdie are realized reliable location by ejecting mechanism, and cover half and dynamic model are by the guide pillar 5 on four angles of end template, guide hole 9 leads and locatees.
The installation of mould: shift out moving platen (also claiming hot plate down), mould is hung in the moving platen center, shifting formwork is gone into again; Move moulds and make on it cold slug well on end template align solid plate (also deserving to be called hot plate) injection port to carry out matched moulds; The cover half part engaging lug by the last end template left and right sides is fixed on rubber injection machine and hangs on the crossbeam of die device, and counterdie is fixed on the moving platen of rubber injection machine by backing plate.
At first carry out matched moulds during production, dynamic model, cover half are moved up put in place until matched moulds; The matched moulds back rubber injection machine that puts in place is injected mould with sizing material by injection port automatically and is entered and be full of four die cavitys by running gate system; After automatic pressurize, sulfuration, carry out the automatic die sinking operation, counterdie moves down and leaves patrix, after putting in place, die sinking automatically counterdie is shifted out, the push rod of rubber injection machine upwards ejects core automatically and makes itself and lower die unit keep suitable distance then, four covers that block water that the operator will be coated on the core by hand this moment take out and remove running channel and the interior waste material of mould, carry out the production of next circulation then.
Dismounting during the mould cleaning maintenance only need take off core and dismantle upper die unit, lower die unit is carried out cleaning maintenance and is got final product, concrete demounting procedure is: mould is in die opening state, the set bolt of upper die unit, lower die unit is pulled down, the bolt that matches with screw on upper die unit, the lower die unit of use screws in the screw upper die unit, lower die unit is ejected in the end template chamber then, thereby finishes the dismounting of upper die unit, lower die unit.
Claims (3)
1. rubber cover injection mould that blocks water, it is characterized in that: this injection mould is divided into fixed half and moving half two parts, and cover half partly comprises patrix, engaging lug (10) or backing plate (3), and dynamic model partly comprises counterdie, backing plate (3), core (4) and ejecting mechanism (11); This injection mould structure is a multi-cavity mold structure, the die cavity symmetric arrays; Patrix is combined by 1～4 upper die unit (8) and last end template (7), and counterdie is combined by 1～4 lower die unit (2) and following end template (1), and one group of upper die unit (8) and lower die unit (2) are combined and can be formed a plurality of complete die cavitys; Last end template (7) and following end template (1) are cavity body structure, upper die unit (8) and lower die unit (2) are separately fixed in end template (7) and following end template (1) chamber by set bolt (6,6 '), and the chamber wall closely wraps up patrix list (8) unit and lower die unit (2).
2. the rubber according to claim 1 cover injection mould that blocks water, it is characterized in that: the screwhole diameter of upper die unit (8) and lower die unit (2) is greater than the screwhole diameter of last end template (7) and following end template (1), the screw of upper die unit (8) and lower die unit (2) is the countersunk head screw, and set bolt (6,6 ') is complementary with the screw of last end template (7), following end template (1).
3. the rubber according to claim 1 cover injection mould that blocks water is characterized in that: this injection mould can be the plastics cover injection moulds that block water, and also can be rubber demifacet cover or plastics demifacet cover injection mould.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2009200096988U CN201350678Y (en) | 2009-02-17 | 2009-02-17 | Rubber water-resisting mask injection module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2009200096988U CN201350678Y (en) | 2009-02-17 | 2009-02-17 | Rubber water-resisting mask injection module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201350678Y true CN201350678Y (en) | 2009-11-25 |
Family
ID=41374066
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2009200096988U Expired - Fee Related CN201350678Y (en) | 2009-02-17 | 2009-02-17 | Rubber water-resisting mask injection module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201350678Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106270214A (en) * | 2016-08-19 | 2017-01-04 | 滁州市成业机械制造有限公司 | A kind of diel of accurate positioning |
-
2009
- 2009-02-17 CN CNU2009200096988U patent/CN201350678Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106270214A (en) * | 2016-08-19 | 2017-01-04 | 滁州市成业机械制造有限公司 | A kind of diel of accurate positioning |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202702525U (en) | Plastic end cover double parting surface injection mold | |
| CN207841924U (en) | Upside-down injection mold with a 3D printed conformal waterway | |
| CN207578932U (en) | A kind of injection mold for being easy to die sinking ejection | |
| CN211279369U (en) | Concatenation formula plastic mould | |
| CN106476216A (en) | A kind of Inset decoration injection molding injection mold | |
| CN201350678Y (en) | Rubber water-resisting mask injection module | |
| CN108407223A (en) | A kind of preceding mould ejecting structure injection mold | |
| CN106671357A (en) | High-precision in-mold decorating injection forming mold | |
| CN106626231A (en) | In-mold decoration molding integrated injection mold | |
| CN214353918U (en) | Secondary delay core-pulling slider mechanism of front-reducing right decorative cover die of all-terrain motorcycle | |
| CN106626256A (en) | In-mould decoration injection moulding mould | |
| CN210011265U (en) | Plastic panel injection mold for water purifier | |
| CN201350677Y (en) | Mask body injection module of rubber face mask | |
| CN206264268U (en) | Can be in the plastic injection mold of mould inscribe material removal head | |
| CN220946455U (en) | Many ejecting pet kennel main part injection mold that piece was ejecting | |
| CN203973982U (en) | The built-in ejection cylinder leakage preventing mechanism of plastic chair mold | |
| CN214982925U (en) | Injection mold is used in production of water-cooling wall seal ring | |
| CN220499830U (en) | Bidirectional ejection mechanism for moving and fixed moulds of all-terrain vehicle foot pedals | |
| CN220390129U (en) | Mould injection molding machine convenient to maintain | |
| CN220429025U (en) | Plastic mould is used in plastic ring production | |
| CN211994004U (en) | Runner system of thin water gap injection mold gating system | |
| CN220741975U (en) | Injection mold for fixing seat | |
| CN216832007U (en) | Gear injection mold containing embedded part of electronic hand brake system | |
| CN211054340U (en) | Injection mold with cooling mechanism | |
| CN202293199U (en) | Bicolor injection mold for spinning |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20091125 Termination date: 20140217 |