CN101856850B - Process for die-pressing and shaping cup and die - Google Patents
Process for die-pressing and shaping cup and die Download PDFInfo
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- CN101856850B CN101856850B CN 200910133908 CN200910133908A CN101856850B CN 101856850 B CN101856850 B CN 101856850B CN 200910133908 CN200910133908 CN 200910133908 CN 200910133908 A CN200910133908 A CN 200910133908A CN 101856850 B CN101856850 B CN 101856850B
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Abstract
The invention relates to a process for die-pressing and shaping a cup and a die. The die comprises a cup die-pressing upper die capable of heating, a cup die-pressing lower die capable of heating, a cold shaping die and a cyclic water supply device, wherein the upper end face of the cup die-pressing lower die is concavely provided with concave parts with the same shapes as two bra cups; the lower end face of the cup die-pressing upper die is convexly provided with convex parts matched with the concave parts on the upper end face of the cup die-pressing lower die in shapes; the cup die-pressing upper die and the cup die-pressing lower die are in contact connection; the lower end face of the cold shaping die is convexly provided with cold shaping convex parts matched with the concave parts on the upper end face of the cup die-pressing lower die in shapes; and the cold shaping die and the cyclic water supply device are fixedly connected by inserting. The process for die-pressing and shaping the cup comprises the steps of low-temperature die-pressing and shaping and cooling, reinforcing and shaping. After the low-temperature die-pressing, the heated fiber cotton cup is subjected to cold shaping and reinforcing by using the cold shaping die. The cup subjected to the equipment treatment has the characteristics of portability, good air permeability, yellowing avoidance and strong moisture absorption during wearing.
Description
Technical field
The present invention relates to a kind of mould pressing process and mould, relate in particular to a kind of technique and mould of mold pressing shaping cup.
Background technology
All the time, the cup of common brassiere all is to adopt the foam hot press moulding to make moulding, molding apparatus is made of heatable cup mold pressing patrix and cup mold pressing counterdie, the upper surface of cup mold pressing counterdie is concaved with the recess identical with brassiere two cup shapes, the lower surface of cup mold pressing patrix convexes with the protuberance that mates with the upper surface recess shapes of cup mold pressing counterdie, so that recess and protuberance cooperate, mold pressing goes out foamed cotton bra cup; Foam hot press moulding technique is: cup mold pressing patrix and cup mold pressing counterdie are heated to 190 ℃-200 ℃, and intermode is put foam under cup mold pressing patrix and cup mold pressing, and it is 170 seconds-190 seconds that upper and lower mould cooperates the time of mold pressing, the foamed cotton bra cup compression molding.The cup gas permeability that this type of moulding process is produced is poor, and feeling of oppression and heat is arranged, the cup flexible type, and the brassiere overall weight lays particular stress on, and has increased the pressure of shoulder belt to shoulder, and comfort is not good enough; And xanthochromia easily occurs in foam at normal temperatures, and the brassiere of light color is subject to oxidation and xanthochromia causes the original color change of brassiere at several months internal cause foam, has affected the visual effect of whole brassiere, has shortened the pot-life of brassiere.
Along with market is more and more higher to the requirement of brassiere, be directed to cup good permeability and strong this demand of moisture sorption effect of requiring, the manufacturer has developed the molding apparatus of the cotton cup of processing fiber, but the fiber cotton cup that the molding apparatus of the cotton cup of processing fiber processes is all not all roses on appearance effect and the feel.Because the manufacture craft of cellucotton itself and its distinctive physical property have determined that cellucotton can not be subjected to hot press moulding, the cellucotton molding apparatus also is to be made of heatable cup mold pressing patrix and cup mold pressing counterdie, the mould pressing process process is: cellucotton compression molding after the upper die and lower die low temperature mold pressing (temperature value is 160 ℃-175 ℃) of heating, the mouldability of fiber cotton cup is not good, the smoother effect of whole cup type does not reach perfect condition, cup is partially flat, presents the cup effect of distortion after the dress from the visual sensory to the people.Certainly, also there is fiber cotton cup can reach glass type smoother, can reach desirable effect from the appearance, but the feel aspect will be partially hard, do not reach desirable comfort requirement, such fiber cotton cup is to adopt high-temperature shaping (temperature value is 190 ℃-200 ℃) during mold pressing in order to reach a glass type effect, thereby destroyed the distinctive physical property of cellucotton, changed its soft feel and best gas permeability.Just in the past mould structure and mould pressing process gets on to adjust from time and temperature and all is difficult to reach perfect fiber cotton cup effect.
Summary of the invention
Technical problem to be solved by this invention provides a kind of mould of mold pressing shaping cup, it can make, and the fiber Cottonopolis is the state that is in the low temperature mold pressing in the process of mold pressing, fiber cotton cup reaches best compression molding effect, by cold formed mould the cellucotton cup that is subjected to temperature is carried out cold formed reinforcing, cup external form after the such PROCESS FOR TREATMENT of process and feel and gas permeability all reach the state of perfect adaptation, and so the fiber cotton cup of typing has also satisfied the perfect adaptation of its best gas permeability and soft feel when reaching the smoother effect of glass type.Have light, good permeability when wearing with this mould mold pressing cup out, cup is difficult for xanthochromia, and bibulous characteristics.
Another technical problem to be solved by this invention provides a kind of technique of mold pressing shaping cup.
For solving the problems of the technologies described above, the present invention adopts following technical proposals: a kind of mould of mold pressing shaping cup, it comprises heatable cup mold pressing patrix, heatable cup mold pressing counterdie, cold formed mould and periodical feeding device, the upper surface of described cup mold pressing counterdie is concaved with the recess identical with two bra cup shapes, the lower surface of cup mold pressing patrix convexes with the protuberance that mates with the upper surface recess shapes of cup mold pressing counterdie, the connection that is connected with cup mold pressing counterdie of described cup mold pressing patrix, described cold formed mould lower surface convexes with the upper surface recess shapes coupling of cup mold pressing counterdie cold decides protuberance, and described cold formed mould plugs together with the periodical feeding device and is fixedly connected with; Described cold formed mould comprises the sealing aluminium sheet, seal gasket, the water circulation cooling die, entry port and water outlet port, water circulation cooling die upper surface is provided with rectangular recess, the seal gasket of described shape and rectangular recess coupling is fixed on the rectangular recess by bolt seal, in order to the cooling water sealing is limited to the motion of water circulation cooling die internal circulation, rectangular recess middle part left and right symmetrically is provided with two alms bowl connected in stars, this alms bowl connected in star bottom surface is arc surface, every alms bowl connected in star inside is inserted with the current deflecting dividing plate of vertical placement, the flow direction with control water, flowed to the opposite side of this alms bowl connected in star dividing plate by the passage of alms bowl connected in star bottom by alms bowl connected in star dividing plate one side, two alms bowl connected in star sidewalls offer respectively a through hole, the entry port is fixedly connected with the collar extension of a through hole respectively with the water outlet port, offer the logical groove of current between two alms bowl connected in star upper port, so that water is from an alms bowl connected in star of outer flow entry circulating cooling mould inside, and flow into another alms bowl connected in star from an alms bowl connected in star, flowed out by the water outlet port at last; Described sealing aluminium sheet is fixed by bolt and water circulation cooling die upper surface screw thread.
Described periodical feeding device comprises conduit, supply-water pump and supply flume, and described supply-water pump two ends are connected with supply flume with the entry port of cold formed mould by conduit respectively, so that it is inner that the water in the supply flume is pumped into cold formed mould; The water outlet port of cold formed mould is connected with supply flume by conduit, so that the water in the cold formed mould flows back in the supply flume by water outlet port and conduit.
The rectangular recess of described cold formed mould is provided with at least four strip retaining grooves; Described seal gasket lower surface convexes with the protruding tongue of the screens that is complementary with the retaining groove shaped position.
The material of described cold formed mould is metallic aluminium, metallic copper, argent or aluminium alloy.
A kind of technique of using the mould mold pressing shaping cup of described mold pressing shaping cup of the present invention, its step is as follows:
Typing is reinforced in step 2, cooling: at first, cold formed mould plugged together with the periodical feeding device be fixedly connected with, open supply-water pump 20 ℃-30 ℃ normal temperature cooling water is provided to cold formed mould, carry out water cooling for cold formed mould; What will maintain then that cup mold pressing counterdie through low temperature compression molding cup moves to cold formed mould coldly decides the protuberance below, to open the typing mold pressing of lowering the temperature of water-cooled cold formed mould and cup mold pressing counterdie, the cooling shaping time is 55 seconds-65 seconds, force value is 3kg-5kg, separate at last cold formed mould and molding cup counterdie, take out the fiber cotton cup of finishing typing.
Compared with prior art, the present invention has increased cooling and has reinforced molding process and mould, this cold formed mould is in the process that cold cover half is pressed, the cellucotton that has been heated is played the effect of cooling and shaping, because before this, heatable cup mold pressing patrix and heatable cup mold pressing counterdie have been finished the low temperature compression molding to fiber cotton cup.Selecting cryogenic conditions to carry out mold pressing is because low temperature can not destroy the own physical characteristic of cellucotton, keeps its best gas permeability and optimal feel.But low temperature molded fiber cotton can not reach perfect cup type fixed effect, just finished the moulding to the fiber cotton cup major part, it is to need to finish in the process that for the second time cold cover half is pressed by cold formed mould that cup also has the surplus of few part typing, make cellucotton after being heated do the processing of rapid cooling, reach final perfectly cup type effect.For fiber cotton cup, this cools off when reaching the surplus fixed effect rapidly, with the rapid solidifying and setting of cellucotton, and in the operating process of prior art, the cellucotton after the mold pressing will be taken out, in the middle of the action of this taking-up, if fiber cotton cup is to take out under the state after just being subjected to hot moulding, can enlarge the degree of fiber cotton cup distortion, cellucotton is in the situation that be to be in the software state after being heated, and random deformation is larger, so if it was carried out cooling curing before taking out, will destroy the fixed effect of fiber cup, thereby affect the final effect of wearing; If take out again after allowing it naturally cool off in the cup mold pressing counterdie that is heated but the cellucotton cover behind the low temperature and pressure is placed on, although can reach perfect fiber cotton cup fixed effect, but operation is greatly to increase production cost like this, the efficient of producing cup is extremely low, do not meet production requirement, therefore a treatment facility that can reach at short notice rapid cooling curing fiber cotton cup just need to be arranged, so just must use cold formed mould of the present invention.Cooling is reinforced in the type-approval process, because the material of cold formed mould is the high metals such as aluminium of thermal conductivity, so in cold formed mould and cup mold pressing counterdie cooling type-approval process, the fiber cotton cup that cold formed mould touches and the cup mold pressing counterdie band temperature of having a surplus, thereby the temperature of cold formed mould conduction remaining temperature self can rise, at this moment, the water that flows in the cold formed mould will play the effect that absorbs cold formed mould heat, be in 20 ℃-30 ℃ state of temperature to keep cold formed mould always.By this mold pressing the fiber cotton cup that is subjected to temperature is carried out cold formed reinforcing, make its mouldability and cup face effect reach perfect.
The present invention can make that the fiber Cottonopolis is the state that is in the low temperature mold pressing in the process of mold pressing, under the low temperature mold pressing, fiber cotton cup reaches best compression molding effect, by cold formed mould the fiber cotton cup that is subjected to temperature is carried out cold formed reinforcing, cup external form after the such PROCESS FOR TREATMENT of process and feel and gas permeability all reach the state of perfect adaptation, and so the fiber cotton cup of typing has also satisfied the perfect adaptation of its best gas permeability and soft feel when reaching the smoother effect of glass type.Have light, good permeability when wearing with this mould mold pressing cup out, cup is difficult for xanthochromia, and bibulous characteristics.
Description of drawings
Fig. 1 is structural representation of the present invention;
Fig. 2 is the structural representation of the cold formed mould of the present invention and periodical feeding device;
Fig. 3 is the water circulation conspectus in the water circulation cooling die of the present invention;
Fig. 4 is the cold shaping work view of surely reinforcing of the present invention.
The specific embodiment
Shown in Fig. 1-4, a kind of mould of mold pressing shaping cup, it comprises heatable cup mold pressing patrix 1, heatable cup mold pressing counterdie 2, cold formed mould 3 and periodical feeding device 4, the upper surface of described cup mold pressing counterdie 2 is concaved with the recess 21 identical with two bra cup shapes, the lower surface of cup mold pressing patrix 1 convexes with the protuberance 11 with upper surface recess 21 form fit of cup mold pressing counterdie 2, described cup mold pressing patrix 1 is connected the connection that contacts with cup mold pressing counterdie, described cold formed mould 3 lower surfaces convex with upper surface recess 21 form fit of cup mold pressing counterdie 2 cold decides protuberance 31, and described cold formed mould 3 plugs together with periodical feeding device 4 and is fixedly connected with; Described cold formed mould 3 comprises sealing aluminium sheet 32, seal gasket 33, water circulation cooling die 34, entry port 35 and water outlet port 36, water circulation cooling die 34 upper surfaces are provided with rectangular recess 341, the seal gasket 33 of described shape and rectangular recess 341 couplings is fixed on the rectangular recess 341 by bolt seal, rectangular recess 341 middle part left and right symmetricallies are provided with two alms bowl connected in stars 342, these alms bowl connected in star 342 bottom surfaces are arc surface, every alms bowl connected in star 342 inside are inserted with the current deflecting dividing plate 343 of vertical placement, two alms bowl connected in stars, 342 sidewalls offer respectively a through hole 344, entry port 35 is fixedly connected with the collar extension of a through hole 344 respectively with water outlet port 36, offers the logical groove 345 of current between two alms bowl connected in stars, 342 upper port; Described sealing aluminium sheet 32 is fixed by bolt and water circulation cooling die 34 upper surface screw threads.
Described periodical feeding device 4 comprises conduit 41, supply-water pump 42 and supply flume 43, is connected with supply flume and is connected in the described supply-water pump 42 two ends respectively entry port by conduit 41 and cold formed mould 3 35; The water outlet port 36 of cold formed mould 3 is connected with supply flume 43 by conduit 41.
The rectangular recess 341 of described cold formed mould 3 is provided with four strip retaining grooves 346; Described seal gasket 33 lower surfaces convex with the protruding tongue 331 of the screens that is complementary with retaining groove 346 shaped positions.
The material of described cold formed mould 3 is metallic aluminium.
A kind of technique of using the mould mold pressing shaping cup of described mold pressing shaping cup, its step is as follows:
Typing is reinforced in step 2, cooling: at first, the cold formed mould 3 of aluminum plugged together with periodical feeding device 4 be fixedly connected with, open supply-water pump 42 and provide 25 ℃ normal temperature cooling water to the cold formed mould 3 of aluminum, carry out water cooling for the cold formed mould 3 of aluminum; What will maintain then that cup mold pressing counterdie 2 through low temperature compression molding cup moves to the cold formed mould 3 of aluminum coldly decides protuberance 31 belows, to open the typing mold pressing of lowering the temperature of the cold formed mould of water-cooled aluminum 3 and cup mold pressing counterdie 2, the cooling shaping time is 60 seconds, force value is 4kg, separate at last the cold formed mould 3 of aluminum and molding cup counterdie 2, take out the fiber cotton cup of finishing typing.
As mentioned above, technique and the mould of a kind of mold pressing shaping cup of the present invention, described embodiment and figure; it is preferably implementation result of the present invention; be not to be confined to the present invention, approximate, the identical person such as structure every and of the present invention, device, feature all should belong to the scope of protection of the invention.
Claims (5)
1. the mould of a mold pressing shaping cup, it comprises heatable cup mold pressing patrix, heatable cup mold pressing counterdie, cold formed mould and periodical feeding device, the upper surface of described cup mold pressing counterdie is concaved with the recess identical with two bra cup shapes, the lower surface of cup mold pressing patrix convexes with the protuberance that mates with the upper surface recess shapes of cup mold pressing counterdie, the connection that is connected with cup mold pressing counterdie of described cup mold pressing patrix, described cold formed mould lower surface convexes with the upper surface recess shapes coupling of cup mold pressing counterdie cold decides protuberance, and described cold formed mould plugs together with the periodical feeding device and is fixedly connected with; It is characterized in that: described cold formed mould comprises the sealing aluminium sheet, seal gasket, the water circulation cooling die, entry port and water outlet port, water circulation cooling die upper surface is provided with rectangular recess, the seal gasket of described shape and rectangular recess coupling is fixed on the rectangular recess by bolt seal, rectangular recess middle part left and right symmetrically is provided with two alms bowl connected in stars, this alms bowl connected in star bottom surface is arc surface, every alms bowl connected in star inside is inserted with the current deflecting dividing plate of vertical placement, two alms bowl connected in star sidewalls offer respectively a through hole, the entry port is fixedly connected with the collar extension of a through hole respectively with the water outlet port, offers the logical groove of current between two alms bowl connected in star upper port; Described sealing aluminium sheet is fixed by bolt and water circulation cooling die upper surface screw thread.
2. the mould of a kind of mold pressing shaping cup according to claim 1, it is characterized in that: described periodical feeding device comprises conduit, supply-water pump and supply flume, described supply-water pump two ends are connected with supply flume with the entry port of cold formed mould by conduit respectively; The water outlet port of cold formed mould is connected with supply flume by conduit.
3. the mould of a kind of mold pressing shaping cup according to claim 1 and 2, it is characterized in that: the rectangular recess of described cold formed mould is provided with at least four strip retaining grooves; Described seal gasket lower surface convexes with the protruding tongue of the screens that is complementary with the retaining groove shaped position.
4. the mould of a kind of mold pressing shaping cup according to claim 3, it is characterized in that: the material of described cold formed mould is metallic aluminium, metallic copper, argent or aluminium alloy.
5. a technique of using the mould mold pressing shaping cup of mold pressing shaping cup as claimed in claim 1 is characterized in that, its step is as follows:
Step 1, low temperature compression molding: first heatable cup mold pressing patrix and heatable cup mold pressing counterdie are warming up to 160 ℃-175 ℃ simultaneously, the material that intermode is put into the cellucotton material under cup mold pressing patrix and cup mold pressing carries out mold pressing, clamp time is 55 seconds-65 seconds, force value is 3kg-5kg, finish the low temperature compression molding of fiber cotton cup, fiber cotton cup did not take out after the low temperature compression molding was finished, and still remained in the cup mold pressing counterdie that is heated stand-by;
Typing is reinforced in step 2, cooling: at first, cold formed mould plugged together with the periodical feeding device be fixedly connected with, open supply-water pump 20 ℃-30 ℃ normal temperature cooling water is provided to cold formed mould, carry out water cooling for cold formed mould; What will maintain then that cup mold pressing counterdie through low temperature compression molding cup moves to cold formed mould coldly decides the protuberance below, to open the typing mold pressing of lowering the temperature of water-cooled cold formed mould and cup mold pressing counterdie, the cooling shaping time is 55 seconds-65 seconds, force value is 3kg-5kg, separate at last cold formed mould and molding cup counterdie, take out the fiber cotton cup of finishing typing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200910133908 CN101856850B (en) | 2009-04-10 | 2009-04-10 | Process for die-pressing and shaping cup and die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200910133908 CN101856850B (en) | 2009-04-10 | 2009-04-10 | Process for die-pressing and shaping cup and die |
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| CN101856850A CN101856850A (en) | 2010-10-13 |
| CN101856850B true CN101856850B (en) | 2013-01-16 |
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| CN 200910133908 Active CN101856850B (en) | 2009-04-10 | 2009-04-10 | Process for die-pressing and shaping cup and die |
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104957788B (en) * | 2015-06-30 | 2016-08-24 | 苏州美山子制衣有限公司 | Circulation oil bath type cup thermo-pressing moulder |
| CN108544740A (en) * | 2018-02-07 | 2018-09-18 | 张艳琛 | A kind of cold formed equipment module of electric heating molding |
| CN108823879B (en) * | 2018-04-23 | 2020-11-03 | 武汉纺织大学 | Preparation device and use method of honeycomb porous structure cotton underwear |
| CN109629162B (en) * | 2018-11-22 | 2020-04-07 | 江南大学 | Fabric heat setting equipment and method |
| CN109910358B (en) * | 2019-04-19 | 2020-10-02 | 武汉纺织大学 | Textile fiber compression molding device |
| CN113715356A (en) * | 2021-08-31 | 2021-11-30 | 龙南县建盈内衣有限公司 | Method for forming mold cup by needling |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1253755A (en) * | 1998-11-13 | 2000-05-24 | 李士雄 | Method for making underwear and cup bra pattern |
| CN201183296Y (en) * | 2008-02-01 | 2009-01-21 | 中山市利群精密实业有限公司 | Plastic rubber mould with cooling water channel |
| CN201379081Y (en) * | 2009-04-10 | 2010-01-13 | 深圳市曼妮芬针织品有限公司 | Mould for molding and shaping cups |
-
2009
- 2009-04-10 CN CN 200910133908 patent/CN101856850B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1253755A (en) * | 1998-11-13 | 2000-05-24 | 李士雄 | Method for making underwear and cup bra pattern |
| CN201183296Y (en) * | 2008-02-01 | 2009-01-21 | 中山市利群精密实业有限公司 | Plastic rubber mould with cooling water channel |
| CN201379081Y (en) * | 2009-04-10 | 2010-01-13 | 深圳市曼妮芬针织品有限公司 | Mould for molding and shaping cups |
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| CN101856850A (en) | 2010-10-13 |
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Address after: 518034 A building, building 31-33, Shenzhen International Innovation Center, 1006 Shennan Road, Shenzhen, Guangdong, Futian District Patentee after: Shenzhen Huijie Group Co., Ltd. Address before: 518040, building A, building 26, Donghai International Conference Center, No. 7888 Shennan Avenue, Guangdong, Shenzhen, Futian District 01, China Patentee before: Shenzhen Huijie Group Co., Ltd. |