CN104960149A - Vacuum die - Google Patents
Vacuum die Download PDFInfo
- Publication number
- CN104960149A CN104960149A CN201510275145.7A CN201510275145A CN104960149A CN 104960149 A CN104960149 A CN 104960149A CN 201510275145 A CN201510275145 A CN 201510275145A CN 104960149 A CN104960149 A CN 104960149A
- Authority
- CN
- China
- Prior art keywords
- mentioned
- cope match
- plate pattern
- upper die
- die plate
- 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
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- 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
- B29C45/43—Removing or ejecting moulded articles using fluid under pressure
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- 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
- B29C45/26—Moulds
-
- 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
- B29C45/46—Means for plasticising or homogenising the moulding material or forcing it into the mould
- B29C45/57—Exerting after-pressure on the moulding material
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The invention discloses a vacuum die. The vacuum die comprises an upper die base, a lower die base, an upper die plate arranged under the upper die base, a lower die plate fixed to the lower die base, a telescopic piece connected between the upper die base and the upper die plate, a sprue arranged on the lower die plate, and a wind sucking and blowing assembly connected to the upper die plate; and the wind sucking and blowing assembly comprises a sucking and blowing fan arranged on the upper die plate, and a stretchable wind tube inserted to the upper die plate and connected with the sucking and blowing fan. Vacuum is pumped from a molding tank before injection molding, so a material can conveniently enter the molding tank, and generation of bubbles generated in the molding process of a product or uneven product shape induced by gas pressure is avoided; air is injected to the molding tank during demolding, so the molding tank is opened outward by using an air pressure; complete and efficient demolding avoids pulling damages of the product, so the injection molding efficiency is improved, and the quality of the product is improved; and the wind tube of the sucking and blowing fan is provided with a telescopic fold tube, so the wind tube can change with the elongation or shortening of a telescopic rod.
Description
Technical field
A kind of mould, particularly a kind of injection mold.
Background technology
Injection mold is a kind of instrument producing plasthetics; Also be the instrument giving plasthetics complete structure and accurate dimension.A kind of processing method used when injection mo(u)lding is some complex-shaped parts of batch production.The material melted that is heated is injected die cavity by high pressure by concrete finger, after cooling curing, obtains formed products.Existing injection mold, when the demoulding, demoulding assembly is firmly uneven, and can pull relatively thin product space, prior art is unresolved such problem also.
Summary of the invention
For solving the deficiencies in the prior art, the object of the present invention is to provide a kind of vacuum injection mould, vacuumized in forming tank before injection moulding, not only facilitate material to enter forming tank, and bubble can not be produced during formed product or cause shape of product uneven due to air pressure, when the demoulding, in forming tank, inject air, with air pressure from inside to outside open forming tank, the demoulding is neat and tidy, avoid pulling product, improve injection moulding efficiency, and improve the quality of products; The airduct part of inhaling hair-dryer adopts retractable folding pipe, thus makes airduct to shorten according to the elongation of expansion link and to change.
In order to realize above-mentioned target, the present invention adopts following technical scheme:
Vacuum mold, comprising: upper bolster, die shoe, as the cope match-plate pattern under upper bolster, is fixed on the lower bolster on die shoe, is connected to the extensible member between upper bolster and cope match-plate pattern, as the sprue on lower bolster, is connected to the suction blowing assembly of cope match-plate pattern; Inhale blowing assembly to comprise: as the suction hair-dryer on cope match-plate pattern, insert cope match-plate pattern and connect the stretched airduct inhaling hair-dryer.
Aforesaid vacuum mold, the airduct that can stretch composition has: the straight tube running through cope match-plate pattern, connects straight tube and is fixed on the pleated tube of upper bolster.
Aforesaid vacuum mold, straight tube is fiberglass pipe, and pleated tube is aluminum pipe, and Al pipe butt welding is on fiberglass pipe.
Aforesaid vacuum mold, extensible member is electric expansion link.
Aforesaid vacuum mold, cope match-plate pattern is punch, and lower bolster is die.
Aforesaid vacuum mold, punch is provided with the forming tank corresponding to shape of product.
Aforesaid vacuum mold, cope match-plate pattern sealing corresponds to lower bolster.
Usefulness of the present invention is: the invention provides a kind of vacuum injection mould, vacuumized in forming tank before injection moulding, not only facilitate material to enter forming tank, and bubble can not be produced during formed product or cause shape of product uneven, when the demoulding due to air pressure, air is injected in forming tank, with air pressure from inside to outside open forming tank, the demoulding is neat and tidy, avoids pulling product, improve injection moulding efficiency, and improve the quality of products; The airduct part of inhaling hair-dryer adopts retractable folding pipe, thus makes airduct to shorten according to the elongation of expansion link and to change.
Accompanying drawing explanation
The sectional view of a kind of embodiment when Fig. 1 is formed product of the present invention;
The sectional view of a kind of embodiment when Fig. 2 is the demoulding of the present invention;
The implication of Reference numeral in figure:
1 upper bolster, 2 die shoes, 3 cope match-plate patterns, 4 lower bolsters, 5 sprues, 6 electric expansion links, 7 inhale hair-dryer, 8 airducts, 801 straight tubes, 802 pleated tubes.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, concrete introduction is done to the present invention.
Vacuum mold, comprising: upper bolster, die shoe 2, as for the cope match-plate pattern 3 under upper bolster, be fixed on the lower bolster 4 on die shoe 2, be connected to the extensible member between upper bolster and cope match-plate pattern 3, as for the sprue 5 on lower bolster 4, be connected to the suction blowing assembly of cope match-plate pattern 3; Preferred as one, extensible member is electric expansion link 6.Vacuumized in forming tank before injection moulding, not only facilitate material to enter forming tank, and bubble can not be produced during formed product or cause shape of product uneven due to air pressure, when the demoulding, in forming tank, inject air, with air pressure from inside to outside open forming tank, the demoulding is neat and tidy.
Inhale blowing assembly to comprise: as the suction hair-dryer 7 on cope match-plate pattern 3, insert cope match-plate pattern 3 and connect the stretched airduct 8 inhaling hair-dryer 7; The airduct 8 that can stretch composition has: the straight tube 801 running through cope match-plate pattern 3, connects straight tube 801 and is fixed on the pleated tube 802 of upper bolster.Preferred as one, straight tube 801 is fiberglass pipe, and pleated tube 802 is aluminum pipe, and Al pipe butt welding is on fiberglass pipe.Fiberglass pipe has certain heat resistance, not only can not be stained with glutinous injected plastics material, also can not be scalded by heat material; The material of aluminum pipe is softer, is set to fold shape, has ductility, and can follow the flexible of electric expansion link 6 and stretch, such design ensures that it is fixing for inhaling hair-dryer 7, thus guarantees the stability used and the service life extending electric blower.
Preferred as one, cope match-plate pattern 3 is punch, and lower bolster 4 is die; Punch is provided with the forming tank corresponding to shape of product, and cope match-plate pattern 3 seals and corresponds to lower bolster 4; The shape of forming tank can make according to the shape of product.
The straight tube 801 of airduct 8 inserts on the installing hole of cope match-plate pattern 3, controller controls cylinder and drives electric expansion link 6 to extend, the pleated tube 802 of airduct 8 also extends, cope match-plate pattern 3 and lower bolster 4 seal and merge, use and inhale hair-dryer 7 by airduct 8 by the evacuating air in forming tank, again material is passed through in sprue 5 injection moulding groove, to be formed, suction hair-dryer 7 is used to be blown in forming tank by airduct 8 by air, air enters product and cope match-plate pattern 3, in the gap of lower bolster 4, thus play demoulding effect, along with pressure increases, controlling cylinder with Time Controller drives electric expansion link 6 to shorten, pleated tube 802 also shortens simultaneously, due to the effect of air pressure, thus realize feeling the agile demoulding, product is uniform force everywhere, and tearing phenomenon can not occur, thus realizes the high-quality demoulding.
The invention provides a kind of vacuum injection mould, vacuumized in forming tank before injection moulding, not only facilitate material to enter forming tank, and bubble can not be produced during formed product or cause shape of product uneven, when the demoulding due to air pressure, air is injected in forming tank, with air pressure from inside to outside open forming tank, the demoulding is neat and tidy, avoids pulling product, improve injection moulding efficiency, and improve the quality of products; Airduct 8 part of inhaling hair-dryer 7 adopts retractable folding pipe 802, thus makes airduct 8 to shorten according to the elongation of expansion link and to change.
More than show and describe general principle of the present invention, principal character and advantage.The technical staff of the industry should understand, and above-described embodiment does not limit the present invention in any form, the technical scheme that the mode that all employings are equal to replacement or equivalent transformation obtains, and all drops in protection scope of the present invention.
Claims (7)
1. vacuum mold, it is characterized in that, comprise: upper bolster, die shoe, as for the cope match-plate pattern under above-mentioned upper bolster, be fixed on the lower bolster on above-mentioned die shoe, be connected to the extensible member between above-mentioned upper bolster and cope match-plate pattern, as for the sprue on above-mentioned lower bolster, be connected to the suction blowing assembly of above-mentioned cope match-plate pattern; Above-mentioned suction blowing assembly comprises: as the suction hair-dryer on above-mentioned cope match-plate pattern, inserts above-mentioned cope match-plate pattern and connects the stretched airduct of above-mentioned suction hair-dryer.
2. vacuum mold according to claim 1, is characterized in that, the above-mentioned airduct composition that stretches has: the straight tube running through above-mentioned cope match-plate pattern, connects above-mentioned straight tube and be fixed on the pleated tube of above-mentioned upper bolster.
3. vacuum mold according to claim 2, is characterized in that, above-mentioned straight tube is fiberglass pipe, and above-mentioned pleated tube is aluminum pipe, and above-mentioned Al pipe butt welding is on above-mentioned fiberglass pipe.
4. vacuum mold according to claim 1, is characterized in that, above-mentioned extensible member is electric expansion link.
5. vacuum mold according to claim 1, is characterized in that, above-mentioned cope match-plate pattern is punch, and above-mentioned lower bolster is die.
6. vacuum mold according to claim 5, is characterized in that, above-mentioned punch is provided with the forming tank corresponding to shape of product.
7. vacuum mold according to claim 5, is characterized in that, above-mentioned cope match-plate pattern sealing corresponds to above-mentioned lower bolster.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510275145.7A CN104960149A (en) | 2015-05-27 | 2015-05-27 | Vacuum die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510275145.7A CN104960149A (en) | 2015-05-27 | 2015-05-27 | Vacuum die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104960149A true CN104960149A (en) | 2015-10-07 |
Family
ID=54214313
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510275145.7A Pending CN104960149A (en) | 2015-05-27 | 2015-05-27 | Vacuum die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104960149A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105365149A (en) * | 2015-12-11 | 2016-03-02 | 滁州市博康模具塑料有限公司 | ABS (acrylonitrile butadiene styrene) material injection molding process |
| CN113043551A (en) * | 2021-03-26 | 2021-06-29 | 青岛波瑞特工程材料有限公司 | Air conditioner shell mold capable of realizing multi-point sequential control injection molding and implementation process |
| CN114619543A (en) * | 2022-03-23 | 2022-06-14 | 株洲火炬安泰新材料有限公司 | Preparation equipment for improving density of ITO target primary blank |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2130671Y (en) * | 1992-06-22 | 1993-04-28 | 叶子鸿 | Vacuum venting mould structure |
| KR20040087836A (en) * | 2003-04-07 | 2004-10-15 | 박화석 | mold for injection molding |
| CN203945598U (en) * | 2014-05-21 | 2014-11-19 | 天津市英辰精密模具有限公司 | A kind of Novel injection mold |
-
2015
- 2015-05-27 CN CN201510275145.7A patent/CN104960149A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2130671Y (en) * | 1992-06-22 | 1993-04-28 | 叶子鸿 | Vacuum venting mould structure |
| KR20040087836A (en) * | 2003-04-07 | 2004-10-15 | 박화석 | mold for injection molding |
| CN203945598U (en) * | 2014-05-21 | 2014-11-19 | 天津市英辰精密模具有限公司 | A kind of Novel injection mold |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105365149A (en) * | 2015-12-11 | 2016-03-02 | 滁州市博康模具塑料有限公司 | ABS (acrylonitrile butadiene styrene) material injection molding process |
| CN113043551A (en) * | 2021-03-26 | 2021-06-29 | 青岛波瑞特工程材料有限公司 | Air conditioner shell mold capable of realizing multi-point sequential control injection molding and implementation process |
| CN113043551B (en) * | 2021-03-26 | 2022-07-22 | 青岛波瑞特工程材料有限公司 | Air conditioner shell mold capable of realizing multi-point sequential control injection molding and implementation process |
| CN114619543A (en) * | 2022-03-23 | 2022-06-14 | 株洲火炬安泰新材料有限公司 | Preparation equipment for improving density of ITO target primary blank |
| CN114619543B (en) * | 2022-03-23 | 2023-09-12 | 株洲火炬安泰新材料有限公司 | Preparation equipment for improving density of ITO target primary blank |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20151007 |
|
| RJ01 | Rejection of invention patent application after publication |