CN203510425U - Novel exhaust mold - Google Patents
Novel exhaust mold Download PDFInfo
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- CN203510425U CN203510425U CN201320621086.0U CN201320621086U CN203510425U CN 203510425 U CN203510425 U CN 203510425U CN 201320621086 U CN201320621086 U CN 201320621086U CN 203510425 U CN203510425 U CN 203510425U
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- filter course
- exhaust
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- framed
- mold
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Abstract
The utility model provides a novel exhaust mold which comprises an upper mold, a middle mold frame and a lower mold. The upper mold and the lower mold are oppositely arranged. The middle frame is located between the upper mold and the lower mold. The upper mold and the lower mold are movably inserted in the middle mold frame. The upper mold, the middle mold frame, the lower mold and a lower mold base are all of hollow structures inside. An upper mold base plate, a middle mold frame inner side plate and a lower mold top plate are all provided with first through exhaust passages. Venting plugs are inserted into the first exhaust passages close to the outer side respectively. Each venting plug is provided with a plurality of second exhaust passages. The lower mold base is communicated with the lower mold. The outer sidewalls of the upper mold, the outer sidewalls of the middle mold frame, and the outer sidewalls of the lower mold base are all provided with third exhaust passages communicated with the outside. The novel exhaust mold is good in exhaust effect, and the venting plugs are convenient to dismount and replace.
Description
Technical field
The utility model provides a kind of novel exhaust mould.
Background technology
In recent years, vacuum heat-insulating plate relies on that it is ultra-thin, light weight, fire prevention is not fired and the feature of good heat-insulating property, is widely used in refrigerator, aviation, incubator, refrigerator car and exterior wall to be incubated.But, because the core multiselect of vacuum heat-insulating plate is formed by combining with ultra-fine short glass fiber and gas-phase silicon, and these material particle sizes are little, specific area is large, and, between fiber and fiber, crossings on different level is wound around and can produces a large amount of inside and outside micro-pore and holes that are communicated with, cause a large amount of gas that can produce in vacuum heat-insulating plate product molding process, automatic pressing manufacturing cannot be carried out.Therefore, existing vacuum heat-insulating plate production job still be take manual filling production as main, inefficiency, and output can not meet the needs of large-scale production, and dust pollution is serious.
Publication number is that the Chinese patent of CN 1501312A has been announced a kind of metal die that can exhaust, comprises fiber air-permeable layer, rigidity air permeable plate, die matrix and exhaust duct; Fiber air-permeable layer is positioned at mold work surface, the reverse side of fiber air-permeable layer working face is provided with rigidity air permeable plate, rigidity air permeable plate supports the fiber air-permeable layer shape that remains unchanged when work, the another side of rigidity air permeable plate is connected with die matrix, die matrix inside is provided with exhaust duct, and exhaust duct is communicated with external environment condition.Although this metal pattern has airing function,, still there are problems: (1) fiber air-permeable layer and rigidity air permeable plate all do not have detachable function, change inconvenience, therefore, this metal die narrow application range; (2) due to this metal die, be mainly used in the compacting of powder material, therefore, the aperture of fiber air-permeable layer is very little, and, the gas in die cavity finally by exhaust duct discharged to the external world, aperture and the leaving area of whole exhaust passage are all less, exhaust efficiency is low; (3) because powder material requires higher (aperture that is fiber air-permeable layer is very little) to the aperture of fiber air-permeable layer, in compressing process, the suffered air pressure in fiber air-permeable layer surface is larger, the pressure that passes to rigidity air permeable plate is also larger, cause the easy stress deformation of rigidity air permeable plate, thereby have a strong impact on the quality of final bad body; (4) the through hole skewness on rigidity air permeable plate, cannot discharge gas uniformly, causes the pressure of the inner conplane diverse location of die cavity uneven, easily causes that bad volume density is uneven; (5) only upper mold core and lower mold core are provided with gas permeable devices, and ventilative area is little, is not suitable for the compacting of vacuum heat-insulating plate.
Summary of the invention
It is better that the utility model aims to provide a kind of exhaust effect, and venting plug changes novel exhaust mould easily.
A kind of novel exhaust mould, comprise patrix, in framed and counterdie, patrix and counterdie are oppositely arranged, in framed between patrix and counterdie, in framed during upper die and lower die activity is plugged in, patrix, in framed, counterdie and die shoe be inner hollow structure, upper baffle plate, in be equipped with the first exhaust passage of perforation on framed interior plate and counterdie top board, near in first exhaust passage in outside, plug a venting plug, on venting plug, be covered with the second exhaust passage; Die shoe is communicated with counterdie; Patrix, in be equipped with the 3rd exhaust passage being in communication with the outside on the lateral wall of framed and die shoe.
In suppressing the process of operation; when in patrix edge, framed madial wall declines; upper baffle plate pushes material; first the gas producing enter the first exhaust passage; in the first exhaust passage after filter the second exhaust passage; again from the first exhaust passage enter counterdie or patrix or framed inside, finally by crossing the 3rd exhaust passage, discharge.
The utility model has the advantage of: (1) upper die and lower die and in be equipped with exhaust passage on framed, greatly increased leaving area, improved exhaust efficiency; (2) upper die and lower die and in the framed inner hollow structure that is, increased the cushion space of exhaust, further improved exhaust efficiency; (2) second exhaust passage hole footpaths are little, can play the effect that stops that material flows out; (3) venting plug is plugged in the first exhaust passage, conveniently replaced.
The opening toward the outer side of the first exhaust passage is large, little towards the opening of inner side, like this, is conducive to venting plug to carry out spacing.In specific implementation process, the first exhaust passage is preferably T shape, and in pressing process, the effect that locks venting plug is best.
Upper baffle plate, in framed interior plate, counterdie top board surface all with the outer surface of venting plug separately in same plane.Like this, can prevent that venting plug from protruding or depression, affect the regularity of bad body.
Dismountable first filter course that is provided with in surface of upper baffle plate and counterdie top board, the aperture of aperture < first exhaust passage of the first filter course.Like this, applicable to the material of small particle diameter is more suppressed.In specific implementation process, when compacting for vacuum heat-insulating plate, aperture≤10 micron of the first filter course, can play the effect that effectively stops that the core of vacuum heat-insulating plate spills; In addition, the first filter course can adopt nonmetal plate (as: PE plate etc.) to form or adopt sheet metal (as: metal sintering microwell plate etc.) to form, and when adopting nonmetal plate, can adopt the mode of bonding to be fixed on the surface of baffle plate or counterdie top board; When adopting sheet metal, if upper baffle plate, counterdie top board and in framed be all also metal material, can adopt the mode of magnet or bonding to be fixed on the surface of baffle plate or counterdie top board.In addition, while adopting sheet metal, often the stack of multiple layer metal sheet material is used, multiple-layer stacked can form crooked air duct, for the core of vacuum heat-insulating plate, is even more important.
Inner side at the first filter course detachably arranges hard air permeable plate, and the thickness >=1mm of hard air permeable plate connects through hole on it.Because the direction of the air-flow through the first filter course is rambling, most gas cannot be flowed out fast, have a strong impact on compacting efficiency, through hole can play the effect of water conservancy diversion.In specific implementation process, the through hole of hard air permeable plate is uniformly distributed, and direction is consistent, and making gas uniform pass through hard air permeable plate derives, and guarantees that, in pressing process, in die cavity, the pressure everywhere of sustained height is even, and bad body thickness is consistent.
In order further to improve the effect that stops material, in the inner side of the first filter course, be also detachably fixedly installed the second filter course with the first filter course laminating, the second filter course and the laminating of the first filter course, in fact can play the effect in the aperture that further dwindles the first filter course.In specific implementation process, the second filter course often adopts filter cloth, and the aperture of filter cloth itself is crooked, is applicable to fibre material to filter.
In specific implementation process, the inner side of the first filter course of the present utility model also can set gradually the second filter course and hard air permeable plate simultaneously.Certainly, hard air permeable plate also can adopt that the mode of magnet adsorption or bonding is dismountable to be fixed on baffle plate or counterdie top board, between the second filter course and the first filter course and hard air permeable plate, all can be connected by the mode of bonding.
Accompanying drawing explanation
Fig. 1 is cutaway view of the present utility model;
Fig. 2 is the enlarged drawing of A part in above-mentioned Fig. 1;
Fig. 3 is the enlarged drawing of B part in above-mentioned Fig. 1;
Fig. 4 is the enlarged drawing of C part in above-mentioned Fig. 1.
The specific embodiment
Now illustrate by reference to the accompanying drawings 3 kinds of better embodiment of the present utility model:
In conjunction with Fig. 1 ~ 4, a kind of novel exhaust mould, comprise patrix 1, in framed 2 and counterdie 3, patrix 1 is oppositely arranged with counterdie 3, in framed 2 between patrix 1 and counterdie 3, during patrix 1 and counterdie 3 activities are plugged in framed 2, patrix 1, in framed 2, counterdie 3 and die shoe 11 be inner hollow structure, upper baffle plate 100, in be equipped with the first exhaust passage 4 of perforation on framed interior plate 200 and counterdie top board 300, near in first exhaust passage 4 in outside, plug a venting plug 5, on venting plug 5, be covered with the second exhaust passage 6; Die shoe 11 is communicated with counterdie 1; Patrix 1, in framed 2 and the lateral wall of die shoe 11 on be equipped with the 3rd exhaust passage 7 being in communication with the outside.
As shown in Figure 2 and Figure 3, dismountable aperture that is provided with aperture < first exhaust passage 4 of the first filter course 8, the first filter courses 8, the surface of upper baffle plate 100 and counterdie top board 300.Like this, applicable to the material of small particle diameter is more suppressed.
Wherein, the first filter course 8 adopts PE plate, and the first filter course 8 adopts the mode of bonding to be fixed on the surface of baffle plate 100 or counterdie top board 300.
In conjunction with Fig. 1 ~ 4, a kind of novel exhaust mould, different from the vented mould of embodiment 1: upper baffle plate 100 and counterdie top board 300 are metal material, the first filter course 8 adopts multilayer metal sintering microwell plate to be formed by stacking, the first filter course 8 adopts magnet to be fixed on the surface of baffle plate 100 or counterdie top board 300, and other are identical with the structure of embodiment 1.
In conjunction with Fig. 1 ~ 4, a kind of novel exhaust mould, different from the vented mould of embodiment 1: upper baffle plate 100 and counterdie top board 300 are metal material, the first filter course 8 adopts multilayer metal sintering microwell plate to be formed by stacking, the first filter course 8 adopts bonding mode to be fixed on the surface of baffle plate 100 or counterdie top board 300, and other are identical with the structure of embodiment 1.
Above-described embodiment 1 ~ 3 is only the utility model preferred embodiment, and certainly, the connected mode between the first filter course 8 of the present utility model and upper baffle plate 100 or counterdie top board 300 is not limited to magnet adsorption and two kinds of modes of bonding; In addition, the first filter course 8 also can adopt the sintered microporous plate of single-layer metal, and but, filter effect does not have the effective of multilayer metal sintering microwell plate stack, particularly suppresses in the technique of vacuum heat-insulating plate.
The vented mould of embodiment 1 ~ 3 all can be done further improvement:
1) 401 large, the openings 402 towards inner side little (as Fig. 2 ~ 4) of opening toward the outer side of the first exhaust passage 4, like this, are conducive to venting plug 5 to carry out spacing.The first exhaust passage 4 is preferably T shape, and in pressing process, the effect that locks venting plug 5 is best.
2) upper baffle plate 100 or in framed interior plate 200 or counterdie top board 300 surfaces with venting plug 5 outer surface separately in same plane (as shown in Fig. 2 ~ 4).Like this, can prevent that venting plug 5 from protruding or depression, affects the regularity of bad body.
3), when compacting for vacuum heat-insulating plate, aperture≤10 micron of the first filter course 8, can play the effect that effectively stops that the core of vacuum heat-insulating plate spills.
4) in the inner side of the first filter course 8, hard air permeable plate 9 is detachably set, the thickness >=1mm of hard air permeable plate 9, connects through hole (as shown in Figure 2,3) on it.Because the direction of the air-flow through the first filter course 8 is rambling, most gas cannot be flowed out fast, have a strong impact on compacting efficiency, through hole can play the effect of water conservancy diversion.In specific implementation process, the through hole of hard air permeable plate 9 is uniformly distributed, and direction is consistent, and making gas uniform pass through hard air permeable plate derives, and guarantees that, in pressing process, in die cavity, the pressure everywhere of sustained height is even, and bad body thickness is consistent; Hard air permeable plate preferably adopts iron wire screen pack.Between iron wire screen pack and upper baffle plate or counterdie top board, can not fit completely, avoid the phenomenon that part the first exhaust passage is stopped up by hard air permeable plate when fitting completely.
5) in order further to improve the effect that stops material, in the inner side of the first filter course 8, be also detachably fixedly installed with the second filter course 10(of the first filter course 8 laminating as shown in Figure 2,3), the second filter course 10 and the first filter course 8 laminatings, in fact can play the effect in the aperture that further dwindles the first filter course 8.In specific implementation process, the normal filter cloth that adopts of the second filter course 10, the aperture of filter cloth itself is crooked, is applicable to fibre material to filter.
In specific implementation process, the inner side of the first filter course 8 of the present utility model also can set gradually the second filter course 10 and hard air permeable plate 9(as shown in Figure 2,3 simultaneously).Certainly, hard air permeable plate 9 also can adopt that the mode of magnet adsorption or bonding is dismountable to be fixed on patrix 1 or counterdie 3, between the second filter course 10 and the first filter course 8 and hard air permeable plate 9, all can be connected by the mode of bonding.
Certainly, above-mentioned explanation is not to restriction of the present utility model, and the utility model is also not limited to above-mentioned giving an example; those skilled in the art; in essential scope of the present utility model, the variation of making, remodeling, interpolation or replacement, also should belong to protection domain of the present utility model.
Claims (10)
1. a novel exhaust mould, comprise patrix, in framed and counterdie, patrix and counterdie are oppositely arranged, in framed between patrix and counterdie, in framed during upper die and lower die activity is plugged in, it is characterized in that: patrix, in framed, counterdie and die shoe be inner hollow structure, upper baffle plate, in be equipped with the first exhaust passage of perforation on framed interior plate and counterdie top board, near in first exhaust passage in outside, plug a venting plug, on venting plug, be covered with the second exhaust passage; Die shoe is communicated with lower mold core; Patrix, in be equipped with the 3rd exhaust passage being in communication with the outside on the lateral wall of framed and die shoe.
2. a kind of novel exhaust mould according to claim 1, is characterized in that: the opening toward the outer side of the first exhaust passage is large, little towards the opening of inner side.
3. a kind of novel exhaust mould according to claim 2, is characterized in that: the first exhaust passage is T shape.
4. a kind of novel exhaust mould according to claim 1, is characterized in that: upper baffle plate, in framed interior plate, counterdie top board surface all with the outer surface of venting plug separately in same plane.
5. a kind of novel exhaust mould according to claim 1, is characterized in that: the surface of upper baffle plate and counterdie top board detachably arranges the first filter course, the aperture of aperture < first exhaust passage of the first filter course.
6. a kind of novel exhaust mould according to claim 5, is characterized in that: aperture≤10 micron of the first filter course.
7. a kind of novel exhaust mould according to claim 5, is characterized in that: the inner side at the first filter course detachably arranges hard air permeable plate.
8. a kind of novel exhaust mould according to claim 7, is characterized in that: the thickness >=1mm of hard air permeable plate, connects through hole on it.
9. a kind of novel exhaust mould according to claim 7, is characterized in that: the through hole of hard air permeable plate is uniformly distributed, and direction is consistent.
10. according to a kind of novel exhaust mould described in claim 5 or 7, it is characterized in that: at detachable second filter course of fitting with the first filter course that arranges in the inner side of the first filter course.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320621086.0U CN203510425U (en) | 2013-10-10 | 2013-10-10 | Novel exhaust mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320621086.0U CN203510425U (en) | 2013-10-10 | 2013-10-10 | Novel exhaust mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203510425U true CN203510425U (en) | 2014-04-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320621086.0U Expired - Lifetime CN203510425U (en) | 2013-10-10 | 2013-10-10 | Novel exhaust mold |
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| Country | Link |
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| CN (1) | CN203510425U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109262992A (en) * | 2018-09-26 | 2019-01-25 | 陕西智拓固相增材制造技术有限公司 | Ventilative mold insert processing method and ventilative mold insert |
-
2013
- 2013-10-10 CN CN201320621086.0U patent/CN203510425U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109262992A (en) * | 2018-09-26 | 2019-01-25 | 陕西智拓固相增材制造技术有限公司 | Ventilative mold insert processing method and ventilative mold insert |
| CN109262992B (en) * | 2018-09-26 | 2020-11-20 | 陕西智拓固相增材制造技术有限公司 | Machining method of breathable insert and breathable insert |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |