CN1709682A - Mould-pouring device and method - Google Patents
Mould-pouring device and method Download PDFInfo
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- CN1709682A CN1709682A CN 200410048795 CN200410048795A CN1709682A CN 1709682 A CN1709682 A CN 1709682A CN 200410048795 CN200410048795 CN 200410048795 CN 200410048795 A CN200410048795 A CN 200410048795A CN 1709682 A CN1709682 A CN 1709682A
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Abstract
The invention is concerning a device of infusing the mold and the method, the device includes a mold, a vacuum pump and a filler organization, the mold has a mold cave, the vacuum pump connects to the mold cave, the filler organization is suitable for infusing the mold material into the mold cave of the mold, and the cave of the mold is sucked out the air by the vacuum pump at the same time. The invention as the infusing mold device and method can projects the very thin finished product, and will not produce any distorted phenomenon and broken up circumstance because of the gravity.
Description
Technical field
The present invention relates to a kind of pouring device and irritate modeling method, particularly relate to a kind of pouring device, its filling body can inserted when irritating in the die cavity of mold materials at mould, simultaneously the pouring device of sucking-off gas and irritate modeling method from die cavity.
Background technology
In the manufacturing process of general traditional plastic mould ejection formation, be with the particles raw material after high temperature melting becomes fluid, under the state of mould matched moulds, the mode that penetrates with high pressure is injected into the plastic cement fluid of high temperature in the die cavity of mould.After the step of the supercooling and the demoulding, plastic parts gets final product solidified forming.
According to No. the 82103905th, TaiWan, China patent application " device for injection moulding and be used for the mould of this device for injection moulding ", it discloses a mould and has one first module and one second module, after with first module and the second module matched moulds, can be filled in the die cavity of mould irritating mold materials by back and forth movable push rod.
Under high pressure, utilize traditional injection forming method, only can produce thicker housing, its thickness generally is greater than about 1.5mm.Yet, by the mode of existing known injection molding, be to be difficult to produce the very thin housing of thickness, because when housing is very thin, can be subjected to high pressure and irritates mould and stress-retained influence, the situation that produces be full of cracks or damage.Electronic product is that pursuit is light, thin, short, little now, and such as being the semiconductor memory card, wherein general for example is MS card, MS DUO card, Mini-SD card, SD card, XD card and SM card etc. at common on the market semiconductor memory card.The semiconductor memory jig has a housing, and the thin part of this housing is such as being less than 0.15mm, and is the thinnest even can reach 0.12mm, and so thin housing is to be difficult to utilize traditional injection molding method to be reached.
This shows that above-mentioned existing pouring device and filling modeling method obviously still have inconvenience and defective, and demand urgently further being improved in structure, method and use.In order to solve pouring device and to irritate the problem that modeling method exists, relevant manufacturer there's no one who doesn't or isn't seeks solution painstakingly, but do not see always that for a long time suitable design finished by development, and common product does not have appropriate structure to address the above problem, and this obviously is the problem that the anxious desire of relevant dealer solves.
Because the defective that above-mentioned existing pouring device and filling modeling method exist, the inventor is based on being engaged in this type of product design manufacturing abundant for many years practical experience and professional knowledge, and the utilization of cooperation scientific principle, actively studied innovation, in the hope of founding a kind of new pouring device and irritating modeling method, can improve general existing pouring device and irritate modeling method, make it have more practicality.Through constantly research, design, and after studying sample and improvement repeatedly, create the present invention who has practical value finally.
Summary of the invention
The objective of the invention is to, overcome existing pouring device and irritate the defective that modeling method exists, and a kind of new pouring device is provided and irritates modeling method, technical problem to be solved is to make it can form extremely thin ejaculation finished product, and can not produce because of the caused twisted phenomena of stress or the situation of breaking, thereby be suitable for practicality more.
The object of the invention to solve the technical problems realizes by the following technical solutions.According to a kind of pouring device that the present invention proposes, it comprises: a mould has a die cavity; One vavuum pump is communicated to this die cavity; And a filling body, be suitable for importing one and irritate mold materials in this die cavity of this mould, and simultaneously by this vavuum pump sucking-off gas from this die cavity of this mould.
The object of the invention to solve the technical problems also can be applied to the following technical measures to achieve further.
Aforesaid pouring device, wherein said filling body has a push rod, is suitable for promoting this filling mold materials in this die cavity, by back and forth advancing of this push rod of control, is suitable for controlling the pressure in this die cavity.
Aforementioned pouring device, wherein said die cavity have thin space, have an outlet herein, and this die cavity is to connect this vavuum pump by this outlet.
Aforesaid pouring device, the height in the thin space of wherein said die cavity is between the 0.5mm between 0.05mm.
Aforementioned pouring device, wherein said die cavity has thin space, has an outlet herein, and this die cavity is to connect this vavuum pump by this outlet, this outlet is made of most slotted eyes, and the lateral dimension of each slotted eye is to be small enough to prevent this filling mold materials those slotted eyes of flowing through.
Aforesaid pouring device, wherein said mould has a running channel, this filling mold materials can flow into this die cavity from running channel, this running channel has a connector, connect this die cavity, this die cavity has a first direction size, wherein in those slotted eyes the first direction distance between this connector of this connector of the most close this running channel and this running channel be this first direction size of this die cavity between 1/4th to 3/4ths.
Aforesaid pouring device, wherein said die cavity have a second direction size, and one of them of those slotted eyes has a second direction size, are this second direction sizes of this die cavity between 1/3rd to 5/6ths.
Aforesaid pouring device, it also comprises a pressure detection device, connects this die cavity, and is suitable for detecting the force value in this die cavity.
Aforesaid pouring device, it also comprises a digital controller, is suitable for controlling moving of this filling body.
The object of the invention to solve the technical problems also adopts following technical scheme to realize.According to a kind of filling modeling method that the present invention proposes, it may further comprise the steps: matched moulds one mould; And import one and irritate mold materials in a die cavity of this mould, and sucking-off gas from this die cavity of this mould simultaneously.
Via as can be known above-mentioned, the invention relates to a kind of pouring device and irritate modeling method, this pouring device comprises: a mould, a vavuum pump and a filling body, mould has a die cavity, vavuum pump is to be communicated to die cavity, filling body is suitable for importing one and irritates mold materials in the die cavity of mould, and simultaneously by vavuum pump sucking-off gas from the die cavity of mould.
By technique scheme, pouring device of the present invention and filling modeling method have following advantage at least:
Pouring device of the present invention and filling modeling method, can be when input be irritated in the die cavity of mold materials at mould, sucking-off gas from the die cavity of mould simultaneously, therefore can reduce and penetrate the back pressure that is produced under the impact at a high speed, and the filling mold materials of injecting can flow in the die cavity equably, uses and reduces the residual stress that penetrates finished product.
In sum, pouring device that the present invention is special and filling modeling method can form extremely thin ejaculation finished product, and can not produce because the caused twisted phenomena of stress or the situation of breaking.It has above-mentioned many advantages and practical value, and in like product and filling modeling method, do not see have similar structural design and method to publish or use and really genus innovation, no matter it all has bigger improvement on product structure, filling modeling method or function, have large improvement technically, and produced handy and practical effect, and more existing pouring device and filling modeling method have the multinomial effect of enhancement, thereby be suitable for practicality more, and have the extensive value of industry, really be a new and innovative, progressive, practical new design.
Above-mentioned explanation only is the general introduction of technical solution of the present invention, for can clearer understanding technological means of the present invention, and can be implemented according to the content of specification, below with preferred embodiment of the present invention and conjunction with figs. describe in detail as after.
Concrete structure of the present invention and filling modeling method thereof are provided in detail by following examples and accompanying drawing.
Description of drawings
Fig. 1 is the generalized section of the ejaculation pouring device of one embodiment of the invention.
Fig. 2 is the schematic top plan view of the interior die cavity of the mould of one embodiment of the invention.
100: pouring device 110: mould
112: module 113: running channel
113a: connector 114: module
115: air duct 116: die cavity
117: thin space 118: outlet
120: vavuum pump 130: the pressure detection device
140: digital controller 150: filling body
152: push rod 160: irritate mold materials
The specific embodiment
Reach technological means and the effect that predetermined goal of the invention is taked for further setting forth the present invention, below in conjunction with accompanying drawing and preferred embodiment, the pouring device that foundation the present invention is proposed and irritate its specific embodiment of modeling method, structure, method, step, feature and effect thereof, describe in detail as after.
Realize that plain mode of the present invention is to irritate mold materials to the die cavity of mould the time carrying, and sucking-off gas from the die cavity of mould simultaneously.In the present embodiment, when the filling mold materials is injected in the die cavity of mould, such as utilizing vavuum pump sucking-off gas.
Specific embodiments of the invention are that exposure is as follows, and the mode that can implement according to notion of the present invention is described.Ensuing embodiment is used for introducing general implementation principle of the present invention, and embodiment is not limited to this certainly, and scope of the present invention is defined by claim.
Embodiment
Fig. 1 is the generalized section of the ejaculation pouring device of one embodiment of the invention.Fig. 2 be in the mould of one embodiment of the invention die cavity on look schematic diagram.See also Figure 1 and Figure 2, the pouring device 100 of ejection formation comprises mould 110, vavuum pump 120, pressure detection device 130, digital controller 140 and filling body 150.
Die cavity 116 has thin space 117, its aspect ratio in this way between 0.05mm between the 0.5mm.Have outlet 118 at thin 117 places, space, die cavity 116 is to connect vavuum pumps 120 by exporting 118, and outlet 118 is such as being made of most slotted eyes, and the lateral dimension t of each slotted eye is small enough to prevent to irritate mold materials 160 these slotted eyes of flowing through.
Running channel 113 has connector 113a, connects die cavity 116.Die cavity 116 has a first direction size L, wherein in the slotted eye first direction between the connector 113a of the connector 113a of the most close running channel 113 and running channel 113 apart from S such as the first direction size L that is the die cavity 116 between 1/4th to 3/4ths.Die cavity 116 has a second direction size w, and one of them of slotted eye has a second direction size x, such as the second direction size w that is the die cavity 116 between 1/3rd to 5/6ths.
The pressure detection device 130 that is connected die cavity 116 can be detected the pressure in die cavity 116.The push rod 152 that digital controller 140 can be handled filling body 150 moves back and forth, and uses the pressure that is controlled in the die cavity 116.When detecting force value in the die cavity 116 by pressure detection device 130 when exceeding default force value, by the control of digital controller 140 push rod 152 of can withdrawing immediately, make that irritating mold materials 160 can reflux, and uses the pressure that makes in the die cavity 116 and drops to default force value.So, irritate mold materials inject in the die cavity 116 during, pressure in the die cavity 116 can remain on default force value, make that irritating mold materials can flow in the thin space 117 under the VELOCITY DISTRIBUTION in time equably apace, so can reduce the residual stress that penetrates finished product, and can solve the filling mold materials because the caused twisted phenomena of stress.
In filling modeling method of the present invention, can under accurately calculating, preestablish and irritate mold materials and inject capacity in die cavity 116.After the filling mold materials of predetermined volumes is injected in die cavity 116, the push rod 152 of controlling filling body 150 by digital controller 140 moves back and forth, make that irritating mold materials can be input in the die cavity 116 or extraction from die cavity 116, use accurately and adjust, till the force value that equals haply to preset up to the pressure in die cavity 116.
Conclusion
Pouring device of the present invention comprises filling body, is suitable for importing irritating mold materials in the die cavity of mould, and sucking-off gas from the die cavity of mould simultaneously, therefore can reduce the back pressure that is produced under impacting penetrating at a high speed.Irritate mold materials inject in the die cavity during, the pressure in the die cavity can remain on default force value, make irritate mold materials can be in time flowing into apace in the thin space 117 under the VELOCITY DISTRIBUTION equably, so can reduce the residual stress of ejaculation finished product.
The above, it only is preferred embodiment of the present invention, be not that the present invention is done any pro forma restriction, though the present invention discloses as above with preferred embodiment, yet be not in order to limit the present invention, any those skilled in the art, in not breaking away from the technical solution of the present invention scope, when the method that can utilize above-mentioned announcement and technology contents are made a little change or be modified to the equivalent embodiment of equivalent variations, but every content that does not break away from technical solution of the present invention, according to technical spirit of the present invention to any simple modification that above embodiment did, equivalent variations and modification all still belong in the scope of technical solution of the present invention.
Claims (10)
1, a kind of pouring device is characterized in that it comprises:
One mould has a die cavity;
One vavuum pump is communicated to this die cavity; And
One filling body is suitable for importing one and irritates mold materials in this die cavity of this mould, and simultaneously by this vavuum pump sucking-off gas from this die cavity of this mould.
2, pouring device according to claim 1 is characterized in that wherein said filling body has a push rod, is suitable for promoting this filling mold materials in this die cavity, by back and forth advancing of this push rod of control, is suitable for controlling the pressure in this die cavity.
3, pouring device according to claim 1 is characterized in that wherein said die cavity has thin space, has an outlet herein, and this die cavity is to connect this vavuum pump by this outlet.
4, pouring device according to claim 3 is characterized in that the height in the thin space of wherein said die cavity is between the 0.5mm between 0.05mm.
5, pouring device according to claim 1, it is characterized in that wherein said die cavity has thin space, has an outlet herein, this die cavity is to connect this vavuum pump by this outlet, this outlet is made of most slotted eyes, and the lateral dimension of each slotted eye is to be small enough to prevent this filling mold materials those slotted eyes of flowing through.
6, pouring device according to claim 5, it is characterized in that wherein said mould has a running channel, this filling mold materials can flow into this die cavity from running channel, this running channel has a connector, connect this die cavity, this die cavity has a first direction size, wherein in those slotted eyes the first direction distance between this connector of this connector of the most close this running channel and this running channel be this first direction size of this die cavity between 1/4th to 3/4ths.
7, pouring device according to claim 5, it is characterized in that wherein said die cavity has a second direction size, one of them of those slotted eyes has a second direction size, is this second direction size of this die cavity between 1/3rd to 5/6ths.
8, pouring device according to claim 1 is characterized in that it also comprises a pressure detection device, connects this die cavity, and is suitable for detecting the force value in this die cavity.
9, pouring device according to claim 1 is characterized in that it also comprises a digital controller, is suitable for controlling moving of this filling body.
10, a kind of filling modeling method is characterized in that it may further comprise the steps:
Matched moulds one mould; And
Input one is irritated mold materials in a die cavity of this mould, and sucking-off gas from this die cavity of this mould simultaneously.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200410048795 CN1709682A (en) | 2004-06-18 | 2004-06-18 | Mould-pouring device and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200410048795 CN1709682A (en) | 2004-06-18 | 2004-06-18 | Mould-pouring device and method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1709682A true CN1709682A (en) | 2005-12-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200410048795 Pending CN1709682A (en) | 2004-06-18 | 2004-06-18 | Mould-pouring device and method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102529046A (en) * | 2011-12-26 | 2012-07-04 | 杭州兴源过滤科技股份有限公司 | Polymer plastic diaphragm pressurizing vacuum injection molding system and forming method |
-
2004
- 2004-06-18 CN CN 200410048795 patent/CN1709682A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102529046A (en) * | 2011-12-26 | 2012-07-04 | 杭州兴源过滤科技股份有限公司 | Polymer plastic diaphragm pressurizing vacuum injection molding system and forming method |
| CN102529046B (en) * | 2011-12-26 | 2015-08-05 | 兴源环境科技股份有限公司 | Macromolecule plastic membrane pressure process injection molding system and the method for forming |
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