CN103029258B - A kind of foam mold - Google Patents
A kind of foam mold Download PDFInfo
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- CN103029258B CN103029258B CN201210519503.0A CN201210519503A CN103029258B CN 103029258 B CN103029258 B CN 103029258B CN 201210519503 A CN201210519503 A CN 201210519503A CN 103029258 B CN103029258 B CN 103029258B
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- core rod
- carbonated drink
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- foam mold
- flow channel
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Abstract
The invention discloses a kind of foam mold, comprise the upper baffle plate stacked together successively from top to bottom, upper framed, core rod and lower mould bottom plate, describedly framedly surround die cavity with core rod, described lower mould bottom plate and core rod surround the lower carbonated drink room communicated with the external world, the inside of described core rod is provided with steam flow channel, described steam flow channel comprises at least one steam inlet and some steam (vapor) outlets, and these steam (vapor) outlets described communicate with described die cavity.Because described steam flow channel is arranged on the inside of described core rod, the cooling water of described lower carbonated drink indoor cannot penetrate in described steam flow channel, steam spacer assembly need not be set, more additionally need not arrange sealing ring penetrates in described steam flow channel to prevent the cooling water of described lower carbonated drink indoor, therefore, foam mold of the present invention have production cost low, assemble simple, easy to maintenance, that efficiency is high advantage.
Description
Technical field
The present invention relates to a kind of foam mold.
Background technology
Foam plastic product packing box have lightweight, quality good, high strength, high-selenium corn energy (buffering, damping), the shockproof feature such as good, be widely used in the packaging of various precision instrument, instrument, electronics, electrical equipment, medical treatment, aquatic products and vegetable and fruit etc.Produce foam plastic product packing box, be by slaking after expandable polystyrene bead fill up airtight die cavity, in the short period of time vapours is heated by p-poly-phenyl ethene bead in die cavity, during heating, remain in the blowing agent volatilization in polystyrene, polystyrene bead pearl is expanded by thermal softening.Due to the restriction of die cavity, the bead of expansion is filled up whole space, is bonded as an entirety completely.After cooling and shaping, the demoulding, is foam plastic product.
There is the shortcoming that production cost is high, maintenance is inconvenient in existing foam mold, cause the reason of above-mentioned shortcoming respectively: mold heated, cool carbonated drink room used and the product steam channel used that foams and share same import and outlet, the steam (vapor) outlet of product foaming is connected with carbonated drink room, so because the infiltration of cooling water affects expansion rate and the quality of product during product foaming, therefore production cycle overlong time is caused, poor product quality etc.
Summary of the invention
The invention provides the foam mold that a kind of production cost is low, easy to maintenance, which overcome the deficiency existing for background technology.The technical solution adopted for the present invention to solve the technical problems is:
A kind of foam mold, comprises the upper baffle plate stacked together successively from top to bottom, upper framed, core rod and lower mould bottom plate, describedly framedly surrounds die cavity with core rod,
Described lower mould bottom plate and core rod surround the lower carbonated drink room communicated with the external world, and the inside of described core rod is provided with steam flow channel, and described steam flow channel comprises at least one steam inlet and some steam (vapor) outlets, and these steam (vapor) outlets described communicate with described die cavity.
Among one preferred embodiment: described steam inlet is arranged on the sidewall of described core rod.
Among one preferred embodiment: the sidewall of described core rod is provided with some air discharge ducts, described air discharge duct coordinates described framed setting.
Among one preferred embodiment: described steam flow channel comprises some VERTICAL TUBE that the some transverse pipe be interconnected, some longitudinal pipes and corresponding these steam (vapor) outlets described are arranged, described steam inlet is communicated with described longitudinal pipe with extraneous or be communicated with described transverse pipe with extraneous, and these steam (vapor) outlets described are communicated with these VERTICAL TUBE described and described die cavity respectively.
Among one preferred embodiment: be provided with out steam binding in described steam (vapor) outlet, described in go out steam binding vertically runs through and be provided with at least one micropore.
Among one preferred embodiment: the end face of described core rod is convexly equipped with some core rod heads, these steam (vapor) outlets described are separately positioned on these core rod heads described.
Among one preferred embodiment: described framed upper surface is arranged with accepting groove, described accepting groove and described upper baffle plate surround carbonated drink room, the bottom surface of described accepting groove is convex is provided with some points of fluidization towers, the upper surface of described lower mould bottom plate is arranged with storage tank, described storage tank and described core rod surround described lower carbonated drink room, and the bottom surface of described storage tank is convex is provided with some diversion columns.
Among one preferred embodiment: described upper baffle plate is provided with the carbonated drink import communicated with described upper carbonated drink room, describedly framedly be provided with the carbonated drink communicated with described upper carbonated drink room and export, the corresponding described framed carbonated drink outlet of described these point of fluidization tower is arranged, described lower mould bottom plate is provided with the carbonated drink import, the carbonated drink that communicate with described lower carbonated drink room and exports, and the carbonated drink import in the corresponding described lower mould bottom plate of these diversion columns described, carbonated drink outlet are arranged.
Among one preferred embodiment: the middle part of the bottom surface of described accepting groove is convex is provided with boss, the corresponding described boss of described upper baffle plate is provided with the mine dam of ring-type, and described mine dam is nested with residence and states boss.
Among one preferred embodiment: also comprise core rod cover, the middle part of described core rod cover is run through and is provided with ladder hole, and described core rod cover is nested with the surrounding that core rod is stated in residence, and the side of described core rod cover runs through and is provided with connecting hole, and described connecting hole communicates with described steam inlet.
The technical program is compared with background technology, and its tool has the following advantages:
1. lower mould bottom plate described in and core rod surround the lower carbonated drink room communicated with the external world, described core rod is provided with described steam flow channel in inside, described steam flow channel comprises at least one steam inlet communicated with the external world, steam directly can enter in described die cavity by described steam inlet, because described steam flow channel is arranged on the inside of described core rod, the cooling water of described lower carbonated drink indoor cannot penetrate in described steam flow channel, additionally need not arrange sealing ring penetrates in described steam flow channel to prevent the cooling water of described lower carbonated drink indoor, therefore, foam mold of the present invention has the low advantage of production cost.
In addition, flow in described steam flow channel owing to additionally need not arrange sealing ring to prevent the cooling water of described lower carbonated drink indoor, therefore there is not the problem that sealing ring damages, it is quite convenient to keep in repair.
2. steam inlet described in is arranged on the sidewall of described core rod, facilitates the input of steam.
3. described in, the sidewall of core rod is provided with some air discharge ducts, and described air discharge duct coordinates described framed setting, and the air smooth discharge in described die cavity is fallen.
4. described in, point fluidization tower, diversion column, can stop steam or cooling water, enables steam or cooling water be rapidly to surrounding diffusion, be covered with whole upper carbonated drink room, lower carbonated drink room evenly, rapidly.
5. the middle part of the bottom surface of accepting groove described in is convex is provided with boss; the corresponding described boss of described upper baffle plate is provided with the mine dam of ring-type; described mine dam is nested with residence and states boss, prevents cooling water or steam from directly washing away the sealing ring at described boss place, plays the effect of protection sealing ring.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the invention will be further described.
Fig. 1 depicts the perspective exploded view of a kind of foam mold of the present invention.
Fig. 2 depicts the overall schematic of foam mold shown in Fig. 1.
Fig. 3 depicts the cross-sectional schematic of core rod along A-A line of foam mold shown in Fig. 1.
Fig. 4 depicts the partial schematic sectional view along B-B line of foam mold shown in Fig. 2.
Fig. 5 depicts the upper framed cross-sectional schematic along C-C line of foam mold shown in Fig. 1.
Fig. 6 depicts the schematic perspective view of another upper framed angle of foam mold shown in Fig. 1.
Fig. 7 depicts the schematic perspective view of another angle of the core rod cover of foam mold shown in Fig. 1.
Fig. 8 depicts the cross-sectional schematic of lower mould bottom plate along D-D line of foam mold shown in Fig. 1.
Fig. 9 depicts the cross-sectional schematic along B-B line of foam mold shown in Fig. 2.
Figure 10 depicts the cross-sectional schematic along C-C line of foam mold shown in Fig. 1.
Detailed description of the invention
Please refer to Fig. 1 and Fig. 2, a kind of foam mold 100 of the present invention, mainly for the production of the foam box settling use for electronic products.Described mould 100 comprise stack together successively from top to bottom one on framed 20, one core rod cover 30, one core rod 40 and a lower mould bottom plate 50 on baffle plate 10, described core rod cover 30 is nested with the surrounding that core rod 40 is stated in residence.
Described upper baffle plate 10 vertically runs through and is provided with two carbonated drink imports 11.The middle part of the bottom surface of described upper baffle plate 10 is provided with the mine dam 12(of a ring-type as shown in Figure 9).
Please refer to Fig. 1, Fig. 3 and Fig. 4, the end face of described core rod 40 is convexly equipped with some core rod heads 42.The shape of described core rod head 42 can be square or circular etc., and concrete shape is determined according to product.The inside of described core rod 40 is provided with a steam flow channel 41.Described steam flow channel 41 comprises a steam inlet 411 and some steam (vapor) outlets 412.The sidewall that described steam inlet 411 is arranged on described core rod 40 communicates with the external world.These steam (vapor) outlets 412 described are separately positioned on these core rod heads 42 described.Described steam flow channel 41 comprises some VERTICAL TUBE 415 of described these steam (vapor) outlets 412 setting of the some transverse pipe 413, some longitudinal pipes 414 and the correspondence that are interconnected.Described steam inlet 411 is communicated with described transverse pipe 413 with extraneous.Certainly, described steam inlet 411 also can be communicated with described longitudinal pipe 414 with extraneous.Be provided with one in described steam (vapor) outlet 412 and go out steam binding 416, described in go out steam binding 416 vertically runs through and be provided with some micropores 417.The diameter of described micropore 417 is much smaller than the diameter of described VERTICAL TUBE 415.The sidewall of described core rod 40 is provided with some air discharge ducts 43.
Please refer to Fig. 5 and Fig. 6, the described upper surface of framed 20 is arranged with an accepting groove 21 downwards.The bottom surface of described accepting groove 21 is convex is provided with some point fluidization towers 22 arranged of reporting to the leadship after accomplishing a task.The described lower surface of framed 20 is arranged with a die cavity groove 23.Before and after described framed 20, two side is respectively equipped with two carbonated drinks communicated with described accepting groove 21 and exports 25.The middle part of the bottom surface of described accepting groove 21 is convex is provided with a boss 24, and material can enter into this die cavity 2 by the middle part of this boss 24.The corresponding described carbonated drink of framed 20 outlet 25 of these point of fluidization tower 22 is arranged, and namely these point of fluidization tower 22 is arranged in these carbonated drinks and exports on 25 edges, can stop, disperse steam and cooling water.
Please refer to Fig. 7, the middle part of described core rod cover 30 is vertically run through and is provided with a ladder hole 31.Side horizontal the running through of described core rod cover 30 is provided with a connecting hole 32.The corresponding described steam inlet 411 of described connecting hole 32 is arranged.
Please refer to Fig. 8, the upper surface of described lower mould bottom plate 50 is arranged with a storage tank 51 downwards.The bottom surface of described storage tank 51 is convexly equipped with some diversion columns 52 arranged of reporting to the leadship after accomplishing a task straight up.The front side wall of described lower mould bottom plate 50 is provided with two the carbonated drink imports 53 communicated with described storage tank 51, and the rear wall of described lower mould bottom plate 50 is provided with two carbonated drinks communicated with described storage tank 51 and exports 54.The corresponding described carbonated drink import 53 of these diversion columns 52, carbonated drink outlet 54 are arranged, and namely these diversion columns 52 are arranged on the edge of these carbonated drink imports 53, carbonated drink outlet 54, can stop, disperse steam and cooling water.
Please refer to Fig. 1, Fig. 9 and Figure 10, described upper baffle plate 10 and upper framed 20 surrounds the upper carbonated drink room 1 communicated with the external world, namely described accepting groove 21 surrounds described upper carbonated drink room 1 with described upper baffle plate 10, the carbonated drink import 11 of described upper baffle plate 10 communicates with described upper carbonated drink room 1, and the described carbonated drink of framed 20 outlet 25 communicates with described upper carbonated drink room 1; Described mine dam 12 is nested with residence and states boss 24; Described core rod cover 30 is nested with the surrounding that core rod 40 is stated in residence, and described connecting hole 32 communicates with described steam inlet 411; Described framed 20 surround die cavity 2 with core rod 40, namely described die cavity groove 23 surrounds described die cavity 2 with described core rod 40, these steam (vapor) outlets 412 described communicate with described die cavity 2, and namely these steam (vapor) outlets 412 described are communicated with these VERTICAL TUBE 415 described and described die cavity 2 respectively; Described air discharge duct 43 coordinates described framed 20, and the air in described die cavity 2 can be discharged along described air discharge duct 43; Described lower mould bottom plate 50 and core rod 40 surround the lower carbonated drink room 3 communicated with the external world, and namely described storage tank 51 surrounds described lower carbonated drink room 3 with described core rod 40, and described carbonated drink import 53, carbonated drink outlet 54 are communicated with described lower carbonated drink room 3.
During production, first, plastic grain is full of in described die cavity 2; Then, steam enters into described upper carbonated drink room 1 from described carbonated drink import 11 simultaneously and heats described framed 20, steam enters into described lower carbonated drink room 3 from described carbonated drink import 53 and carries out through heating to described core rod 40, and steam to be passed in described steam flow channel 41 from described connecting hole 32 and to enter described die cavity 2 and heats plastic grain; Plastic grain secondary frothing forming; Then, stop delivering vapor, cooling water enters into described upper carbonated drink room 1 from described carbonated drink import 11 and cools described framed 20, and cooling water enters into described lower carbonated drink room 3 from described carbonated drink import 53 and cools described core rod 40; After part cooling sizing, die sinking, compressed air passes into described steam flow channel 41 from described connecting hole 32 and passes in described die cavity 2 from the pore (not shown) the described spray gun of framed 20 simultaneously and blown out by goods in the lump.
The above, be only present pre-ferred embodiments, therefore can not limit scope of the invention process according to this, the equivalence change namely done according to the scope of the claims of the present invention and description with modify, all should still belong in scope that the present invention contains.
Claims (10)
1. a foam mold, comprises the upper baffle plate stacked together successively from top to bottom, upper framed, core rod and lower mould bottom plate, describedly framedly surrounds die cavity with core rod,
It is characterized in that:
Described lower mould bottom plate and core rod surround the lower carbonated drink room communicated with the external world, the inside of described core rod is provided with steam flow channel, described steam flow channel comprises at least one steam inlet and some steam (vapor) outlets, described steam (vapor) outlet communicates with described die cavity, and the cooling water of described lower carbonated drink indoor cannot penetrate in described steam flow channel.
2. a kind of foam mold according to claim 1, is characterized in that: described steam inlet is arranged on the sidewall of described core rod.
3. a kind of foam mold according to claim 2, is characterized in that: the sidewall of described core rod is provided with some air discharge ducts, and described air discharge duct coordinates described framed setting.
4. a kind of foam mold according to claim 3, it is characterized in that: described steam flow channel comprises some VERTICAL TUBE that the some transverse pipe be interconnected, some longitudinal pipes and corresponding described steam (vapor) outlet are arranged, described steam inlet is communicated with described longitudinal pipe with extraneous or be communicated with described transverse pipe with extraneous, and described steam (vapor) outlet is communicated with described VERTICAL TUBE and described die cavity respectively.
5. a kind of foam mold according to claim 4, is characterized in that: be provided with out steam binding in described steam (vapor) outlet, described in go out steam binding vertically runs through and be provided with at least one micropore.
6. a kind of foam mold according to claim 5, is characterized in that: the end face of described core rod is convexly equipped with some core rod heads, and described steam (vapor) outlet is separately positioned on described core rod head.
7. a kind of foam mold according to claim 6, it is characterized in that: described framed upper surface is arranged with accepting groove, described accepting groove and described upper baffle plate surround carbonated drink room, the bottom surface of described accepting groove is convex is provided with some points of fluidization towers, the upper surface of described lower mould bottom plate is arranged with storage tank, described storage tank and described core rod surround described lower carbonated drink room, and the bottom surface of described storage tank is convex is provided with some diversion columns.
8. a kind of foam mold according to claim 7, it is characterized in that: described upper baffle plate is provided with the carbonated drink import communicated with described upper carbonated drink room, describedly framedly be provided with the carbonated drink communicated with described upper carbonated drink room and export, the described point of corresponding described framed carbonated drink outlet of fluidization tower is arranged, described lower mould bottom plate is provided with the carbonated drink import, the carbonated drink that communicate with described lower carbonated drink room and exports, and the carbonated drink import in the corresponding described lower mould bottom plate of described diversion column, carbonated drink outlet are arranged.
9. a kind of foam mold according to claim 8, is characterized in that: the middle part of the bottom surface of described accepting groove is convex is provided with boss, and the corresponding described boss of described upper baffle plate is provided with the mine dam of ring-type, and described mine dam is nested with residence and states boss.
10. a kind of foam mold according to any one of claim 1 to 9, it is characterized in that: also comprise core rod cover, the middle part of described core rod cover is run through and is provided with ladder hole, described core rod cover is nested with the surrounding that core rod is stated in residence, the side of described core rod cover runs through and is provided with connecting hole, and described connecting hole communicates with described steam inlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210519503.0A CN103029258B (en) | 2012-12-06 | 2012-12-06 | A kind of foam mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210519503.0A CN103029258B (en) | 2012-12-06 | 2012-12-06 | A kind of foam mold |
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| Publication Number | Publication Date |
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| CN103029258A CN103029258A (en) | 2013-04-10 |
| CN103029258B true CN103029258B (en) | 2015-10-21 |
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| CN201210519503.0A Active CN103029258B (en) | 2012-12-06 | 2012-12-06 | A kind of foam mold |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW201529930A (en) * | 2014-01-28 | 2015-08-01 | Wen-Bing Wang | Manufacturing method for foamed safety cone |
| ES2685633T3 (en) * | 2015-04-27 | 2018-10-10 | Overath Slm Gmbh | Molding tool |
| CN105082447B (en) * | 2015-09-11 | 2017-09-05 | 临海市泽福泡沫制品有限公司 | A kind of vapor-water type foam mold |
| CN106827355B (en) * | 2016-12-29 | 2019-05-10 | 溧阳市山湖实业有限公司 | The non-uniform thickness formed product method of PHC |
| CN110154279B (en) * | 2018-04-13 | 2024-01-19 | 江西维力科技有限公司 | EPS special-shaped packaging mold free of steam plug |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102463652A (en) * | 2010-11-18 | 2012-05-23 | 张卫军 | Water and air separation type expandable polystyrene (EPS) foam plastic mold |
| CN202922853U (en) * | 2012-12-06 | 2013-05-08 | 龙海市永隆泡沫包装有限公司 | Foam plastic mold |
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2012
- 2012-12-06 CN CN201210519503.0A patent/CN103029258B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102463652A (en) * | 2010-11-18 | 2012-05-23 | 张卫军 | Water and air separation type expandable polystyrene (EPS) foam plastic mold |
| CN202922853U (en) * | 2012-12-06 | 2013-05-08 | 龙海市永隆泡沫包装有限公司 | Foam plastic mold |
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