CN202922853U - Foam plastic mold - Google Patents
Foam plastic mold Download PDFInfo
- Publication number
- CN202922853U CN202922853U CN 201220667355 CN201220667355U CN202922853U CN 202922853 U CN202922853 U CN 202922853U CN 201220667355 CN201220667355 CN 201220667355 CN 201220667355 U CN201220667355 U CN 201220667355U CN 202922853 U CN202922853 U CN 202922853U
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- CN
- China
- Prior art keywords
- core rod
- steam
- carbonated drink
- baffle plate
- foamed plastics
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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 - Lifetime
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Abstract
The utility model discloses a foam plastic mold which comprises an upper mold base plate, an upper mold frame, a mold core and a lower mold base plate that are sequentially overlapped from top to bottom, wherein a mold cavity is formed by the surrounding of the upper mold frame and the mold core; a lower vapor-water chamber is formed by the enclosing of the lower mold base plate and the mold core; the mold core is internally provided with a steam flow channel comprising at least one steam inlet and a plurality of steam outlets communicated with the mold cavity. Because the steam flow channel is arranged in the mold core, cooling water in the lower vapor-water chamber can not permeate into the steam flow channel, a water-vapor isolation device is not required to be arranged, and cooling water in the lower vapor-water chamber can be prevented from permeating into the steam flow channel without additionally arranging a seal ring, and the foam plastic mold provided by the utility model has the advantages of low production cost, simple assembly, convenience in maintaining and high efficiency.
Description
Technical field
The utility model relates to a kind of foamed plastics mould.
Background technology
That the foam plastic product packing box has is lightweight, quality good, high strength, high energy (buffering, damping), the shockproof characteristics such as good of absorbing, and is widely used in the packing of various precision instruments, instrument, electronics, electrical equipment, medical treatment, aquatic products and vegetable and fruit etc.Produce the foam plastic product packing box, that the expandable polystyrene bead after slaking is filled 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, the polystyrene bead pearl is expanded by thermal softening.Due to the restriction of die cavity, the bead of expansion is filled up whole spaces, is bonded as an integral body fully.Through 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 to be respectively: mold heated, cooling carbonated drink chamber used and product foaming steam channel used shares same import and outlet, the steam (vapor) outlet of product foaming is connected with the carbonated drink chamber, so affect expansion rate and the quality of product during the product foaming due to the infiltration of cooling water, therefore cause production cycle overlong time, poor product quality etc.
The utility model content
The utility model provides a kind of production cost foamed plastics mould low, easy to maintenance, and it has overcome the existing deficiency of background technology.The technical scheme that its technical problem that solves the utility model adopts is:
A kind of foamed plastics mould comprises the upper baffle plate that stacks together successively from top to bottom, upper framed, core rod and lower baffle plate, describedly framedly surrounds die cavity with core rod,
Described lower baffle plate surrounds with core rod the lower carbonated drink chamber that communicates 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 described these steam (vapor) outlets 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, and 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 that are interconnected, some longitudinal pipes and corresponding described these steam (vapor) outlets arrange, described steam inlet is communicated with described longitudinal pipe with the external world or is communicated with described transverse pipe with extraneous, and described these steam (vapor) outlets are communicated with respectively described these VERTICAL TUBE and described die cavity.
Among one preferred embodiment: be provided with out steam binding in described steam (vapor) outlet, described go out vertically to run through on steam binding be provided with at least one micropore.
Among one preferred embodiment: convex with some core rod heads on the end face of described core rod, described these steam (vapor) outlets are separately positioned on described these core rod heads.
Among one preferred embodiment: described framed upper surface is concaved with accepting groove, described accepting groove and described upper baffle plate surround the carbonated drink chamber, the bottom surface of described accepting groove is convex is provided with some minutes fluidization towers, the upper surface of described lower baffle plate is concaved with storage tank, described storage tank and described core rod surround described lower carbonated drink chamber, 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 that communicates with described upper carbonated drink chamber, the described framed carbonated drink outlet that communicates with described upper carbonated drink chamber that is provided with, the corresponding described framed carbonated drink outlet of described these minutes fluidization tower arranges, described lower baffle plate is provided with carbonated drink import, the carbonated drink outlet that communicates with described lower carbonated drink chamber, and carbonated drink import, carbonated drink outlet on the corresponding described lower baffle plate of described these diversion columns arrange.
Among one preferred embodiment: the convex boss that is provided with in the middle part of the bottom surface of described accepting groove, 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 the residence and states boss.
Among one preferred embodiment: also comprise the 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 the 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 it has following advantage:
1. described lower baffle plate surrounds with core rod the lower carbonated drink chamber that communicates with the external world, described core rod is provided with described steam flow channel in inside, described steam flow channel comprises at least one and the extraneous steam inlet that communicates, steam can directly be entered in described die cavity by described steam inlet, be arranged on the inside of described core rod due to described steam flow channel, the cooling water that described lower carbonated drink is indoor can't penetrate in described steam flow channel, sealing ring needn't additionally be set prevent that the indoor cooling water of described lower carbonated drink from penetrating in described steam flow channel, therefore, foamed plastics mould of the present utility model has advantages of that production cost is low.
In addition, due to needn't additionally being set, sealing ring prevents that the indoor cooling water of described lower carbonated drink from flowing in described steam flow channel, the problem that does not therefore exist sealing ring to damage, and it is quite convenient to keep in repair.
2. described steam inlet is arranged on the sidewall of described core rod, facilitates the input of steam.
3. the sidewall of described core rod is provided with some air discharge ducts, and described air discharge duct coordinates described framed setting, and the air in described die cavity can be emitted smoothly.
4. described minute fluidization tower, diversion column, can stop steam or cooling water, makes steam or the cooling water can be rapidly to the surrounding diffusion, is covered with evenly, rapidly whole upper carbonated drink chamber, lower carbonated drink chamber.
5. the convex boss that is provided with in the middle part of the bottom surface of described accepting groove; the corresponding described boss of described upper baffle plate is provided with the mine dam of ring-type; described mine dam is nested with the residence and states boss, prevents that cooling water or steam from directly washing away the sealing ring at described boss place, plays the effect of protection sealing ring.
Description of drawings
The utility model is described in further detail below in conjunction with drawings and Examples.
Fig. 1 has illustrated the perspective exploded view of a kind of foamed plastics mould of the utility model.
Fig. 2 has illustrated the overall schematic of foamed plastics mould shown in Figure 1.
Fig. 3 has illustrated the core rod of foamed plastics mould shown in Figure 1 along the cross-sectional schematic of A-A line.
Fig. 4 has illustrated the partial schematic sectional view along the B-B line of foamed plastics mould shown in Figure 2.
Fig. 5 has illustrated the upper framed cross-sectional schematic along the C-C line of foamed plastics mould shown in Figure 1.
Fig. 6 has illustrated the schematic perspective view of another upper framed angle of foamed plastics mould shown in Figure 1.
Fig. 7 has illustrated the schematic perspective view of another angle of the core rod cover of foamed plastics mould shown in Figure 1.
Fig. 8 has illustrated the lower baffle plate of foamed plastics mould shown in Figure 1 along the cross-sectional schematic of D-D line.
Fig. 9 has illustrated the cross-sectional schematic along the B-B line of foamed plastics mould shown in Figure 2.
Figure 10 has illustrated the cross-sectional schematic along the C-C line of foamed plastics mould shown in Figure 1.
The specific embodiment
Please refer to Fig. 1 and Fig. 2, a kind of foamed plastics mould 100 of the present utility model is mainly for the production of the foam box of 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 baffle plate 50 once on baffle plate 10,, described core rod cover 30 is nested with the surrounding that core rod 40 is stated in the residence.
Vertically run through on described upper baffle plate 10 and be provided with two carbonated drink imports 11.The mine dam 12(that the middle part of the bottom surface of described upper baffle plate 10 is provided with a ring-type as shown in Figure 9).
Please refer to Fig. 1, Fig. 3 and Fig. 4, convex with some core rod heads 42 on the end face of described core rod 40.The shape of described core rod head 42 can be square or circular etc., and concrete shape is decided 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.Described steam inlet 411 is arranged on the sidewall of described core rod 40 and communicates with the external world.Described these steam (vapor) outlets 412 are separately positioned on described these core rod heads 42.Described steam flow channel 41 comprises some VERTICAL TUBE 415 of the some transverse pipe 413, some longitudinal pipes 414 and corresponding described these steam (vapor) outlets 412 settings that are interconnected.Described steam inlet 411 is communicated with described transverse pipe 413 with extraneous.Certainly, described steam inlet 411 can be also to 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 go out vertically to run through on steam binding 416 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, described framed 20 upper surface is concaved with an accepting groove 21 downwards.The convex minute fluidization towers 22 that are provided with some layouts of reporting to the leadship after accomplishing a task in the bottom surface of described accepting groove 21.Described framed 20 lower surface is concaved with a die cavity groove 23.Be respectively equipped with two carbonated drink outlets 25 that communicate with described accepting groove 21 on described framed 20 two sides, front and back.The convex boss 24 that is provided with in the middle part of the bottom surface of described accepting groove 21, material can be entered into by the middle part of this boss 24 this die cavity 2.Corresponding described framed 20 the carbonated drinks outlet 25 of these minutes fluidization tower 22 arranges, and namely fluidization tower 22 is arranged on these carbonated drinks outlets 25 edges these minutes, 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 through hole 31.The side of described core rod cover 30 laterally runs through and is provided with a connecting hole 32.The corresponding described steam inlet 411 of described connecting hole 32 arranges.
Please refer to Fig. 8, the upper surface of described lower baffle plate 50 is concaved with a storage tank 51 downwards.The bottom surface of described storage tank 51 convexes with some diversion columns 52 of reporting to the leadship after accomplishing a task and arranging straight up.The front side wall of described lower baffle plate 50 is provided with two carbonated drink imports 53 that communicate with described storage tank 51, and the rear wall of described lower baffle plate 50 is provided with two carbonated drink outlets 54 that communicate with described storage tank 51.The corresponding described carbonated drink import 53 of these diversion columns 52, carbonated drink outlet 54 arrange, 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 chamber 1 that communicates with the external world, being described accepting groove 21 surrounds described upper carbonated drink chamber 1 with described upper baffle plate 10, the carbonated drink import 11 of described upper baffle plate 10 communicates with described upper carbonated drink chamber 1, and described framed 20 carbonated drink outlet 25 communicates with described upper carbonated drink chamber 1; Described mine dam 12 is nested with the residence and states boss 24; Described core rod cover 30 is nested with the surrounding that core rod 40 is stated in the residence, and described connecting hole 32 communicates with described steam inlet 411; Described framed 20 surround die cavity 2 with core rod 40, be that described die cavity groove 23 surrounds described die cavity 2 with described core rod 40, described these steam (vapor) outlets 412 communicate with described die cavity 2, and namely described these steam (vapor) outlets 412 are communicated with respectively described these VERTICAL TUBE 415 and described die cavity 2; Described air discharge duct 43 coordinates described framed 20, makes the air in described die cavity 2 to discharge along described air discharge duct 43; Described lower baffle plate 50 and core rod 40 surround the lower carbonated drink chamber 3 that communicates with the external world, and namely described storage tank 51 and described core rod 40 surround described lower carbonated drink chamber 3, and described carbonated drink import 53, carbonated drink outlet 54 are communicated with described lower carbonated drink chamber 3.
During production, at first, be full of plastic grain in described die cavity 2; Then, steam enters into described upper carbonated drink chamber from described carbonated drink import 11 simultaneously and heats for 1 pair described framed 20, steam enters into the described core rod 40 in 3 pairs of chambers of described lower carbonated drink from described carbonated drink import 53 and carries out through heating, and steam is in described connecting hole 32 is passed into described steam flow channel 41 and enter described die cavity 2 plastic grain is heated; The plastic grain secondary frothing forming; Then, stop delivering vapor, cooling water enters into described upper carbonated drink chamber from described carbonated drink import 11 and carries out for 1 pair described framed 20 coolingly, and cooling water enters into the described core rod 40 in 3 pairs of chambers of described lower carbonated drink from described carbonated drink import 53 and carries out cooling; After the goods cooling and shaping, die sinking, compressed air passes into described steam flow channel 41 and the pore (not shown) from described framed 20 spray gun from described connecting hole 32 simultaneously and passes into described die cavity 2 and in the lump goods are blown out.
The above, it is only the utility model preferred embodiment, therefore can not limit according to this scope that the utility model is implemented, the equivalence of namely doing according to the utility model the scope of the claims and description changes and modifies, and all should still belong in the scope that the utility model contains.
Claims (10)
1. foamed plastics mould comprises the upper baffle plate that stacks together successively from top to bottom, upper framed, core rod and lower baffle plate, describedly framedly surrounds die cavity with core rod,
It is characterized in that:
Described lower baffle plate surrounds with core rod the lower carbonated drink chamber that communicates 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 described these steam (vapor) outlets communicate with described die cavity.
2. a kind of foamed plastics mould according to claim 1, it is characterized in that: described steam inlet is arranged on the sidewall of described core rod.
3. a kind of foamed plastics mould according to claim 2, it 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 foamed plastics mould according to claim 3, it is characterized in that: described steam flow channel comprises some VERTICAL TUBE that the some transverse pipe that are interconnected, some longitudinal pipes and corresponding described these steam (vapor) outlets arrange, described steam inlet is communicated with described longitudinal pipe with the external world or is communicated with described transverse pipe with extraneous, and described these steam (vapor) outlets are communicated with respectively described these VERTICAL TUBE and described die cavity.
5. a kind of foamed plastics mould according to claim 4 is characterized in that: be provided with out steam binding in described steam (vapor) outlet, described go out vertically to run through on steam binding be provided with at least one micropore.
6. a kind of foamed plastics mould according to claim 5, it is characterized in that: convex with some core rod heads on the end face of described core rod, described these steam (vapor) outlets are separately positioned on described these core rod heads.
7. a kind of foamed plastics mould according to claim 6, it is characterized in that: described framed upper surface is concaved with accepting groove, described accepting groove and described upper baffle plate surround the carbonated drink chamber, the bottom surface of described accepting groove is convex is provided with some minutes fluidization towers, the upper surface of described lower baffle plate is concaved with storage tank, described storage tank and described core rod surround described lower carbonated drink chamber, and the bottom surface of described storage tank is convex is provided with some diversion columns.
8. a kind of foamed plastics mould according to claim 7, it is characterized in that: described upper baffle plate is provided with the carbonated drink import that communicates with described upper carbonated drink chamber, the described framed carbonated drink outlet that communicates with described upper carbonated drink chamber that is provided with, the corresponding described framed carbonated drink outlet of described these minutes fluidization tower arranges, described lower baffle plate is provided with carbonated drink import, the carbonated drink outlet that communicates with described lower carbonated drink chamber, and carbonated drink import, carbonated drink outlet on the corresponding described lower baffle plate of described these diversion columns arrange.
9. a kind of foamed plastics mould according to claim 8 is characterized in that: the convex boss that is provided with in the middle part of the bottom surface of described accepting groove, 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 the residence and states boss.
10. the described a kind of foamed plastics mould of any one according to claim 1 to 9, it is characterized in that: also comprise the 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 the 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 |
|---|---|---|---|
| CN 201220667355 CN202922853U (en) | 2012-12-06 | 2012-12-06 | Foam plastic mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220667355 CN202922853U (en) | 2012-12-06 | 2012-12-06 | Foam plastic mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202922853U true CN202922853U (en) | 2013-05-08 |
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ID=48212847
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220667355 Expired - Lifetime CN202922853U (en) | 2012-12-06 | 2012-12-06 | Foam plastic mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202922853U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103029258A (en) * | 2012-12-06 | 2013-04-10 | 龙海市永隆泡沫包装有限公司 | Foamed plastic mold |
| CN103331853A (en) * | 2013-06-13 | 2013-10-02 | 镇江鸿达合金制造有限公司 | Steam heating flat plate for vulcanizing machine |
| CN110154279A (en) * | 2018-04-13 | 2019-08-23 | 江西维力科技有限公司 | One kind exempting from steam binding EPS abnormal shape packaged die |
-
2012
- 2012-12-06 CN CN 201220667355 patent/CN202922853U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103029258A (en) * | 2012-12-06 | 2013-04-10 | 龙海市永隆泡沫包装有限公司 | Foamed plastic mold |
| CN103029258B (en) * | 2012-12-06 | 2015-10-21 | 龙海市永隆泡沫包装有限公司 | A kind of foam mold |
| CN103331853A (en) * | 2013-06-13 | 2013-10-02 | 镇江鸿达合金制造有限公司 | Steam heating flat plate for vulcanizing machine |
| CN110154279A (en) * | 2018-04-13 | 2019-08-23 | 江西维力科技有限公司 | One kind exempting from steam binding EPS abnormal shape packaged die |
| 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 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130508 |
|
| CX01 | Expiry of patent term |