CN203527810U - Auxiliary demolding air blow valve for packing container mold - Google Patents
Auxiliary demolding air blow valve for packing container mold Download PDFInfo
- Publication number
- CN203527810U CN203527810U CN201320578308.5U CN201320578308U CN203527810U CN 203527810 U CN203527810 U CN 203527810U CN 201320578308 U CN201320578308 U CN 201320578308U CN 203527810 U CN203527810 U CN 203527810U
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- CN
- China
- Prior art keywords
- accommodating area
- purge valve
- packing case
- mould
- diapire
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- 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
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Abstract
The utility model provides an auxiliary demoulding air blow valve for a packing container mold. The auxiliary demolding air blow valve comprises the mold, wherein the upper surface of the mold is concavely provided with a containing area concave downwards, the bottom wall of the containing area is concavely provided with a plurality of grooves and is also provided a plurality of air vents, the bottoms of the air vents are communicated with an air vent pipe. After plastic is molded in the mold, high-pressure air needs to be blown out through the air vents by the air vent pipe, so that a molded product can be separated from the bottom wall of the containing area, the mold and the molded product are separated from each other, and therefore, the product is effectively prevented from being strained when the product and the mold are separated from each other.
Description
Technical field
The utility model relates to a kind of mould, relates in particular to a kind of packing case mould assisted demoulding purge valve mechanism.
Background technology
Normally used a kind of mould, it comprises patrix and a counterdie corresponding thereto, in order to mold a plurality of fins on product, a plurality of deep trouths need to be set on the diapire of counterdie, then plastic cement is injected into die for molding, but product when die sinking, be easily stained with before to counterdie, or the product after moulding is when separated with counterdie, the pulling force between product and counterdie causes too greatly product drawing crack.General little mould is all by increase ejector retainner plate subsidiary products and lower moulding/demoulding in counterdie, but this design can only be for small-sized product, when running into the larger product of moulding, be difficult to realize, even if it is also higher to have realized its cost, be difficult to meet the demand in market.
Utility model content
The purpose of this utility model is to overcome the defect of prior art, and a kind of packing case mould assisted demoulding purge valve mechanism that is easy to the demoulding is provided.
The utility model is achieved in that a kind of packing case mould assisted demoulding purge valve mechanism, it comprises a mould, the upper surface of described mould is arranged with an accommodating area downwards, is arranged with a plurality of grooves and a plurality of passage on the diapire of described accommodating area, and the bottom of described passage is communicated with a breather pipe.
Further, the centre of described diapire is offered a gum-injecting port.
Further, the crisscross setting of described groove.
Further, described groove is strip.
Further, a plurality of described grooves are divided into a plurality of plates by the diapire of described accommodating area, and described passage lays respectively on described plate.
Further, described number of air hole is four.
Further, the diapire of described accommodating area extends upward a plurality of blocked blocks, and described blocked block lays respectively at the edge of accommodating area.
Further, described breather pipe is first to downward-extension, then extends forwards, backwards and the front and back side of outstanding mould.
The utility model provides a kind of packing case mould assisted demoulding purge valve mechanism, and the upper surface of described mould is arranged with an accommodating area downwards, is arranged with a plurality of grooves and a plurality of passage on the diapire of described accommodating area, and the bottom of described passage is communicated with a breather pipe.Plastic cement, after die for molding, needs breather pipe that gases at high pressure are blown out from passage, and then helps the product after moulding separated with the diapire of accommodating area, helps the separation of products after mould and moulding, effectively prevents when product is separated with mould product to pull.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only embodiment more of the present utility model, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
The stereogram that Fig. 1 provides for the utility model embodiment;
The stereogram at another visual angle that Fig. 2 provides for the utility model embodiment.
The specific embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is only the utility model part embodiment, rather than whole embodiment.Embodiment based in the utility model, those of ordinary skills are not making the every other embodiment obtaining under creative work prerequisite, all belong to the scope of the utility model protection.
As Fig. 1 and Fig. 2; the utility model embodiment provides a kind of packing case mould assisted demoulding purge valve mechanism; it comprises a mould 1; described mould can be front mould, rear mold; patrix or counterdie; the upper surface of described mould 1 is arranged with an accommodating area 11 downwards, is arranged with a plurality of grooves 12 and a plurality of passage 13 on the diapire of described accommodating area 11, and the bottom of described passage 13 is communicated with a breather pipe 16.
Described accommodating area 11 is square, described accommodating area 11 is for accommodating the plastic cement under molten condition, and by plastic rubber shaping, the crisscross setting of described groove 12, described groove 12 is strip, a plurality of described grooves 12 are divided into a plurality of plates by the diapire of described accommodating area 11, on plate in the middle of being positioned at, offer a gum-injecting port 14, the centre that is to say described diapire is offered a gum-injecting port 14, described gum-injecting port 14 runs through described diapire, described gum-injecting port 14 is in order to inject accommodating area 11 by the plastic cement under molten condition, and described gum-injecting port 14 is rounded, can certainly be square.
Described passage 13 lays respectively on described plate, the plate at described passage 13 places is positioned at the periphery of described accommodating area 11, it is the surrounding that described passage 13 is positioned at described accommodating area 11, described passage 13 quantity are four, certainly, also can be five, six etc., can be according to the demand of actual production, the number of described passage 13 is set, described passage 13 is rounded, square all passable, certainly can also be other shape, described passage 13 runs through described diapire, a breather pipe 16 is set in passage 13 described in each, described breather pipe 16 is first to downward-extension, extend forwards, backwards again and the front and back side of outstanding mould 1, described breather pipe 16 is in order to transmit gases at high pressure, and then gases at high pressure are sent by passage 13.
The diapire of described accommodating area 11 extends upward a plurality of blocked blocks 15, and described blocked block 15 lays respectively at the edge of accommodating area 11, and described blocked block 15 is positioned at the outside of described passage 13, and described blocked block 15 is in order to some shapes on forming plastic cement.
During use, plastic cement is injected by gum-injecting port 14, plastic cement under molten condition will flow in accommodating area 11, and then the groove 12 of filling 11 bottoms, accommodating area, after cooling forming, need the product after moulding is separated with mould 1, be about to product separated with accommodating area 11, due to some fins of moulding in groove 12 of the product after moulding, therefore will there is larger bonding force between product and accommodating area 11, product after moulding is difficult to separate from accommodating area 11, and now high speed and high pressure gas is injected by breather pipe 16, high speed and high pressure gas sprays by passage 13 again, help the product after moulding separated with the diapire of accommodating area 11, and then the product after moulding is released, prevent that the bonding force between product and accommodating area 11 is excessive, when causing product to exit, product is drawn bad, effectively prevent when product is separated with mould 1 product to pull.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.
Claims (8)
1. a packing case mould assisted demoulding purge valve mechanism, it is characterized in that, it comprises a mould, and the upper surface of described mould is arranged with an accommodating area downwards, on the diapire of described accommodating area, be arranged with a plurality of grooves and a plurality of passage, the bottom of described passage is communicated with a breather pipe.
2. packing case mould assisted demoulding purge valve as claimed in claim 1 mechanism, is characterized in that: the centre of described diapire is offered a gum-injecting port.
3. packing case mould assisted demoulding purge valve as claimed in claim 1 mechanism, is characterized in that: the crisscross setting of described groove.
4. packing case mould assisted demoulding purge valve as claimed in claim 1 mechanism, is characterized in that: described groove is strip.
5. packing case mould assisted demoulding purge valve as claimed in claim 1 mechanism, is characterized in that: a plurality of described grooves are divided into a plurality of plates by the diapire of described accommodating area, and described passage lays respectively on described plate.
6. packing case mould assisted demoulding purge valve as claimed in claim 5 mechanism, is characterized in that: described number of air hole is four.
7. packing case mould assisted demoulding purge valve as claimed in claim 1 mechanism, is characterized in that: the diapire of described accommodating area extends upward a plurality of blocked blocks, and described blocked block lays respectively at the edge of accommodating area.
8. packing case mould assisted demoulding purge valve as claimed in claim 1 mechanism, is characterized in that: described breather pipe is first to downward-extension, then extends forwards, backwards and the front and back side of outstanding mould.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320578308.5U CN203527810U (en) | 2013-09-17 | 2013-09-17 | Auxiliary demolding air blow valve for packing container mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320578308.5U CN203527810U (en) | 2013-09-17 | 2013-09-17 | Auxiliary demolding air blow valve for packing container mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203527810U true CN203527810U (en) | 2014-04-09 |
Family
ID=50414067
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320578308.5U Expired - Fee Related CN203527810U (en) | 2013-09-17 | 2013-09-17 | Auxiliary demolding air blow valve for packing container mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203527810U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114311430A (en) * | 2021-12-31 | 2022-04-12 | 北京星航机电装备有限公司 | Oil-gas mixing ejection cylinder body, demolding assembly and packaging box body forming device |
| TWI839699B (en) | 2022-03-18 | 2024-04-21 | 瑞皇精密工業股份有限公司 | Mold core structure |
-
2013
- 2013-09-17 CN CN201320578308.5U patent/CN203527810U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114311430A (en) * | 2021-12-31 | 2022-04-12 | 北京星航机电装备有限公司 | Oil-gas mixing ejection cylinder body, demolding assembly and packaging box body forming device |
| CN114311430B (en) * | 2021-12-31 | 2023-10-31 | 北京星航机电装备有限公司 | Oil-gas mixing ejection cylinder body, demolding assembly and packing box body forming device |
| TWI839699B (en) | 2022-03-18 | 2024-04-21 | 瑞皇精密工業股份有限公司 | Mold core structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140409 Termination date: 20140917 |
|
| EXPY | Termination of patent right or utility model |