CN202644310U - Drying device of pulp molding products manufacturing system - Google Patents
Drying device of pulp molding products manufacturing system Download PDFInfo
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- CN202644310U CN202644310U CN 201220211509 CN201220211509U CN202644310U CN 202644310 U CN202644310 U CN 202644310U CN 201220211509 CN201220211509 CN 201220211509 CN 201220211509 U CN201220211509 U CN 201220211509U CN 202644310 U CN202644310 U CN 202644310U
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- hot pressing
- described hot
- mold core
- press mold
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- 238000001035 drying Methods 0.000 title claims abstract description 32
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 24
- 238000000465 moulding Methods 0.000 title abstract description 18
- 230000018044 dehydration Effects 0.000 claims abstract description 35
- 238000006297 dehydration reaction Methods 0.000 claims abstract description 35
- 229910001220 stainless steel Inorganic materials 0.000 claims abstract description 7
- 239000010935 stainless steel Substances 0.000 claims abstract description 7
- 239000000463 material Substances 0.000 claims abstract description 4
- 230000000295 complement effect Effects 0.000 claims abstract description 3
- 238000007731 hot pressing Methods 0.000 claims description 144
- 229920001131 Pulp (paper) Polymers 0.000 claims description 53
- 239000011148 porous material Substances 0.000 claims description 15
- 239000004744 fabric Substances 0.000 claims description 6
- 208000005156 Dehydration Diseases 0.000 description 27
- 238000012546 transfer Methods 0.000 description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 11
- 230000000694 effects Effects 0.000 description 9
- 230000015572 biosynthetic process Effects 0.000 description 6
- 238000012856 packing Methods 0.000 description 5
- 238000010438 heat treatment Methods 0.000 description 4
- 239000000725 suspension Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000005144 thermotropism Effects 0.000 description 3
- 238000013459 approach Methods 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- HCOLPNRPCMFHOH-UHFFFAOYSA-N Prodigiosin Natural products CCCCCC1C=C(C=C/2N=C(C=C2OC)c3ccc[nH]3)N=C1C HCOLPNRPCMFHOH-UHFFFAOYSA-N 0.000 description 1
- 230000003044 adaptive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- IXSZQYVWNJNRAL-UHFFFAOYSA-N etoxazole Chemical compound CCOC1=CC(C(C)(C)C)=CC=C1C1N=C(C=2C(=CC=CC=2F)F)OC1 IXSZQYVWNJNRAL-UHFFFAOYSA-N 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- TWFGRJUTAULJPZ-USZBIXTISA-N prodigiosin Chemical compound N1=C(C)C(CCCCC)=C\C1=C/C1=NC(C=2[N]C=CC=2)=C[C]1OC TWFGRJUTAULJPZ-USZBIXTISA-N 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
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Abstract
The utility model relates to a drying device of a pulp molding products manufacturing system. The drying device of the pulp molding products manufacturing system is a hot-press mold. The hot-press mold comprises an upper hot-press mold and a lower hot-press mold, wherein the upper hot-press mold can match with the lower hot-press mold. The upper hot-press mode comprises an upper hot-press mold core, while the lower hot-press mold comprises a lower hot-press mold core. The shape of the surface of the lower hot-press mold core is the same with the shape of a to-be-dried pulp molding product blank. The shape of the surface of the upper hot-press mold core is complementary to the shape of the surface of the lower hot-press mold core. The surfaces of the upper hot-press mold core and the lower hot-press mold core both are smooth and provided with multiple dehydration air through holes which are used to pump vaccum or achieve negative pressure to dehydrate the pulp molding product blank. A layer of stainless steel mesh has the same shape with the lower hot-press mold core and is attached to the lower hot-press mold core. The upper and lower hot-press molds are made of materials which have good capacity of conducting heat. The hot-press mold further comprises an upper hot-press mold plate, a lower hot-press mold plate, and a force giving device, wherein the upper hot-press mold plate and the lower hot-press mold plate can supply drying heat and the force giving device can give opposite pressure to the upper hot-press mold and the lower hot-press mold.
Description
Technical field
The utility model relates to the production field of moulded paper pulp product, relates in particular to the drying device in a kind of production system of moulded paper pulp product.
Background technology
Paper mould production system of the prior art generally comprises shaped device for moulded products, be used for the drying device of dried product, be used for goods are transferred to from shaped device the transfer device of drying device.But, the shaping mould of existing shaped device is based on and designs processing as the moulded paper pulp product of internal liner package, thereby the presentation quality of the moulded paper pulp product that forms out (such as the egg holder) is bad, can only be used for internal liner package, can't satisfy the external packing requirement.And the drying device after molding procedure is the dry conveyer belt that is provided with heat-generating pipe, and the goods that are transferred are heated when being transmitted and dehydrate; For abundant dried product, the length of this conveyer belt is usually very long, thereby whole equipment is very huge, and dry speed is slow, effect is also very poor; And this drying device can not solve the bad problem of above-mentioned moulded paper pulp product presentation quality.
For this reason, need to provide drying device in a kind of production system of improved moulded paper pulp product.
Summary of the invention
The purpose of this utility model is to provide the drying device in a kind of production system of pulp mould goods, it can make the moulded paper pulp product of manufacturing obtain preferably outer surface quality, make goods adapt to the needs of external packing, and it can make the moisture in the goods discharge fast, improve drying efficiency.
For achieving the above object, the utility model adopts following technical scheme:
Drying device in the moulded paper pulp product production system, described drying device are hot pressing die;
Described hot pressing die comprises each other hot pressing patrix and the hot pressing counterdie of matched moulds, and described hot pressing patrix comprises the hot pressing upper mold core, and described hot pressing counterdie comprises the hot pressing lower mold core; The surface configuration of described hot pressing lower mold core is identical with the shape of the moulded paper pulp product base of wanting drying, and the surface configuration of the surface configuration of described hot pressing upper mold core and described hot pressing lower mold core is complementary, thereby described moulded paper pulp product base can be clipped between the two;
The surface of described hot pressing upper mold core and described hot pressing lower mold core all is smooth;
Described hot pressing upper mold core and described hot pressing lower mold core are equipped with the dehydration pore of a plurality of perforations, in order to vacuumize or negative pressure makes the dehydration of described moulded paper pulp product base; Be attached with one deck stainless steel cloth identical with this core surface shape on the described hot pressing lower mold core;
Described hot pressing patrix and described hot pressing counterdie are made by the material of good heat conductivity;
Described hot pressing die also comprises the hot pressing cope match-plate pattern that dry heat is provided and the hot pressing lower bolster that corresponds respectively to described hot pressing patrix and described hot pressing counterdie, and the force application apparatus that applies the relative pressure of direction to described hot pressing patrix and hot pressing counterdie.
Wherein, described hot pressing cope match-plate pattern is arranged on the described hot pressing patrix, and described hot pressing lower bolster is arranged under the described hot pressing counterdie.
Wherein, the dehydration hole diameter of described hot pressing upper mold core is 0.5-1mm.
Wherein, a plurality of dehydration pores of described hot pressing lower mold core evenly distribute; The dehydration hole diameter of described hot pressing lower mold core is 1.5-2mm, and the spacing between the described dehydration pore of each of described hot pressing lower mold core is 15-20mm.
Wherein, described hot pressing cope match-plate pattern and described hot pressing lower bolster are equipped with electrothermal tube, described hot pressing patrix and hot pressing counterdie can be heated to the 180-220 degree.
Wherein, described force application apparatus can apply 2.5-3kg/cm to described hot pressing patrix, described hot pressing counterdie respectively
2Pressure.
The beneficial effects of the utility model are: as the hot pressing die of drying device, dual-purpose the water squeezing of exerting pressure, thermal dehydration, three kinds of approach of drainage by suction come to dewater to paper pulp moulding article base, so that the dehydrating effect ratio is only much better with the existing heated belt of heating means dehydration, and avoided huge, the baroque drawback of equipment volume; In addition, the hot-die prodigiosin is squeezed in moulded paper pulp product between the smooth surface of its upper and lower core rod, thereby so that the surfaces externally and internally of moulded paper pulp product is all smooth, satisfies the requirement of inside and outside packing.
Description of drawings
Fig. 1 is the generalized section of the hot pressing die of the utility model moulded paper pulp product production system;
Fig. 2 is the schematic perspective view by the moulded paper pulp product of the hot pressing die processing of the utility model moulded paper pulp product production system.
The specific embodiment
Below in conjunction with accompanying drawing, introduce in detail preferred embodiment of the present utility model.
Fig. 1 has shown the hot pressing die in the moulded paper pulp product production system of an embodiment of the utility model.
Generally, the moulded paper pulp product production system comprises shaped device for moulding, is used for dry drying device, is used for the moulded paper pulp product base of moulding is transferred to from shaped device the transfer device of drying device.
Wherein, shaped device comprises formation mould and forming machine, and forming machine is used for supporting and is controlled to the mould motion.When work, formation mould is contained on the forming machine, open forming machine, formation mould just in the immersion pulp suspension by the manipulator clamping of forming machine; When paper pulp after the forming web of formation mould is attached to predetermined thickness (that is, finished the moulding of moulded paper pulp product base), the manipulator of forming machine just is lifted out pulp suspension with formation mould, then shifts it to transfer device.
Then, the matched moulds of the transfer mold by formation mould and transfer device is transferred to the moulded paper pulp product base the transfer device from shaped device.Transfer device is transferred to the moulded paper pulp product base in the drying device again.
The below will introduce object drying device of the present utility model.
Fully different from dry conveyer belt of the prior art, in embodiment of the present utility model, drying device is hot pressing die (Fig. 1 is described).
This hot pressing die 40 comprises each other adaptive hot pressing patrix 42 and the hot pressing counterdie 41 of core rod, and the hot pressing patrix comprises hot pressing upper mold core 420, and the hot pressing counterdie comprises hot pressing lower mold core 410.The surface configuration of hot pressing lower mold core 410 and moulded paper pulp product base 30(are as shown in Figure 2) shape just as, the shape complementarity of the surface configuration of hot pressing upper mold core 420 and hot pressing lower mold core 410, thereby moulded paper pulp product base 30 is folded between the two.Hot pressing patrix 42 and hot pressing counterdie 41 all adopt the material of good heat conductivity to make, thereby can better heat conduction, to moulded paper pulp product base 30 thermal dehydrations.The apparent surface of hot pressing upper mold core 420 and hot pressing lower mold core 410 all is smooth.
Be provided with a small amount of dehydration pore 421 that connects this core rod on the surface of hot pressing upper mold core 420; Preferably, the diameter of these dehydration pores 421 is 0.5-1mm.Also be provided with a plurality of dehydration pores 412 that connect this core rod on the surface of hot pressing lower mold core 410; Preferably, a plurality of dehydration pores 412 on the hot pressing lower mold core 410 evenly distribute, and the diameter of dehydration pore is 1.5-2mm, and pitch-row is 15-20mm, and these numerical value are the preferred values that obtain after the repetition test, and under these conditions, the effect of dehydration is better.Certainly in other embodiment of the utility model, also can select other numerical value.These dehydration pores 421,412 are vacuumized or negative pressure just can make moulded paper pulp product base dehydration.
Also be attached with one deck shape stainless steel cloth 411 identical with these film core 410 shapes on hot pressing lower mold core 410, the moulded paper pulp product base that is transferred just is placed on this stainless steel cloth 411 and further dewaters; This stainless steel cloth 411 is owing to have considerable eyelet, and itself also can play dehydration.
Hot pressing die 40 also comprises hot pressing cope match-plate pattern 44 and hot pressing lower bolster 43, and it is connected to each self-corresponding hot pressing patrix 42 and hot pressing counterdie 41.In hot pressing cope match-plate pattern 44 and hot pressing lower bolster 43, be respectively arranged with electrothermal tube 441,431, be used for heat hot to press mould 42 and hot pressing counterdie 41, thereby to the moulded paper pulp product base thermal dehydration between hot pressing patrix, the hot pressing counterdie 42,41.Preferably, electrothermal tube 441,431 can be heated to the 180-220 degree with hot pressing patrix 42 and hot pressing counterdie 41.
On hot pressing cope match-plate pattern 44, also be provided with the exhaust dehydrated mouth 422 that is communicated with the pore 421 that dewaters, the passage of (or negative-pressure gas), dehydration is provided in order to provide, the passing away of steam during simultaneously also as above-mentioned thermal dehydration.Equally, on hot pressing lower bolster 43, also be provided with the identical exhaust dehydrated mouth 413 of function.
In addition, this hot pressing die 40 also comprises for thermotropism and presses the force application apparatus (not shown) that mould 42 and hot pressing counterdie 41 apply relative pressure F1, F2 of direction.As shown in Figure 1, in the present embodiment, this relative pressure F1, F2 is applied to the surface of hot pressing cope match-plate pattern 44 and hot pressing lower bolster 43.Preferably, the force application apparatus thermotropism presses mould 41, hot pressing counterdie 42 applied pressures are 2.5-3kg/cm2.
The hot pressing die 40 of present embodiment, apply the relative pressure of direction owing to adopted the force application apparatus thermotropism to press mould 42 with hot pressing counterdie 41, thereby so that the moulded paper pulp product base is compressed between two core rods 420,410 the smooth surface, so that the surfaces externally and internally of moulded paper pulp product base is all smooth, satisfy inside and outside packing instructions; Simultaneously extruding also can be played the effect of accelerating dehydration.Owing to adopted 41 heating of hot pressing cope match-plate pattern 44,43 pairs of hot pressing patrixes 42 of hot pressing lower bolster, hot pressing counterdie, thereby so that the moulded paper pulp product base be heated and dewater.Because be provided with dehydration pore 421,412, utilization vacuumizes or the mode of negative pressure is dewatered.That is to say that hot pressing die 40 has adopted extrusion drainage, thermal dehydration, three kinds of approach of drainage by suction simultaneously, thereby so that its dehydrating effect is very good, and the complex structure of having avoided using the prior art problem, bulky, problem that dewatering efficiency is low.
Below, will introduce accordingly the production method of utilizing drying device in this moulded paper pulp product production system.By following method, this drying device also can be better understood.
This production method comprises the steps:
(1) the moulding water mould with shaped device immerses in the pulp suspension, simultaneously moulding water mould is vacuumized, adhere to one deck paper pulp according to the shape of moulding water mould core rod on the forming web of moulding water mould, when the paper pulp that adheres to reaches predetermined thickness, moulding water mould is shifted out pulp suspension.
(2) continue moulding water mould is vacuumized dehydration.Until (moisture of generally treating the moulded paper pulp product base is taken off after 70%) after the regular hour, with transfer mold and moulding water mould matched moulds, by vacuumizing or negative pressure mode is adsorbed onto the moulded paper pulp product base on the continuing surface of transfer mold, thereby the moulded paper pulp product base that will be attached on the forming web of moulding water mould is transferred on the transfer mold.
(3) the moulded paper pulp product base is transferred on the stainless steel cloth 411 of hot pressing counterdie 41 from transfer mold, hot pressing patrix 42 closes.Utilize force application apparatus that hot pressing patrix 42 and hot pressing counterdie 41 are applied direction relative pressure F1, F2, so that the moulded paper pulp product base is compressed between two core rods 420,410 the smooth surface, so that the surfaces externally and internally of moulded paper pulp product base is all smooth, satisfy inside and outside packing instructions; Pressure F1, F2 also can play the effect of extrusion drainage simultaneously.Utilize the heating tube 441 of hot pressing cope match-plate pattern 44 and hot pressing lower bolster 43, the 431 pairs of hot pressing patrixes 42 and 41 heating of hot pressing counterdie.Simultaneously the pore 421,412 of hot pressing patrix 42 and hot pressing counterdie 41 vacuumized or the negative-pressure gas dehydration.
Like this, just adopt pressure water squeezing, thermal dehydration, three kinds of water discharge methods of drainage by suction simultaneously, strengthened widely dehydrating effect, and so that the surfaces externally and internally of moulded paper pulp product is all smooth.
The applicant obtains following preferred value through a large amount of repetition tests, and under following condition, the dehydrating effect of hot pressing die is relatively better: it is 2.5-3kg/cm that force application apparatus applies the relative pressure of direction to hot pressing patrix and hot pressing counterdie
2The temperature of hot pressing patrix and hot pressing counterdie is the 180-220 degree, and hot pressing patrix and hot pressing counterdie are set as 0.08-0.05MPa by the negative pressure of vacuum dehydration.Certainly, in other embodiment of the utility model, also can not select above-mentioned numerical value, just effect power difference to some extent.
The above is preferred embodiment of the present invention; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the principle of the invention; can also make some improvements and modifications, these improvements and modifications also are considered as protection scope of the present invention.
Claims (6)
1. the drying device in the moulded paper pulp product production system is characterized in that:
Described drying device is hot pressing die;
Described hot pressing die comprises each other hot pressing patrix and the hot pressing counterdie of matched moulds, and described hot pressing patrix comprises the hot pressing upper mold core, and described hot pressing counterdie comprises the hot pressing lower mold core; The surface configuration of described hot pressing lower mold core is identical with the shape of the moulded paper pulp product base of wanting drying, and the surface configuration of the surface configuration of described hot pressing upper mold core and described hot pressing lower mold core is complementary, thereby described moulded paper pulp product base can be clipped between the two;
The surface of described hot pressing upper mold core and described hot pressing lower mold core all is smooth;
Described hot pressing upper mold core and described hot pressing lower mold core are equipped with the dehydration pore of a plurality of perforations, in order to vacuumize or negative pressure makes the dehydration of described moulded paper pulp product base; Be attached with one deck stainless steel cloth identical with this core surface shape on the described hot pressing lower mold core;
Described hot pressing patrix and described hot pressing counterdie are made by the material of good heat conductivity;
Described hot pressing die also comprises the hot pressing cope match-plate pattern that dry heat is provided and the hot pressing lower bolster that corresponds respectively to described hot pressing patrix and described hot pressing counterdie, and the force application apparatus that applies the relative pressure of direction to described hot pressing patrix and hot pressing counterdie.
2. the drying device in the moulded paper pulp product production system as claimed in claim 1, it is characterized in that: described hot pressing cope match-plate pattern is arranged on the described hot pressing patrix, and described hot pressing lower bolster is arranged under the described hot pressing counterdie.
3. the drying device in the moulded paper pulp product production system as claimed in claim 1, it is characterized in that: the dehydration hole diameter of described hot pressing upper mold core is 0.5-1mm.
4. the drying device in the moulded paper pulp product production system as claimed in claim 1, it is characterized in that: a plurality of dehydration pores of described hot pressing lower mold core evenly distribute; The dehydration hole diameter of described hot pressing lower mold core is 1.5-2mm, and the spacing between the described dehydration pore of each of described hot pressing lower mold core is 15-20mm.
5. such as the drying device in each described moulded paper pulp product production system among the claim 1-4, it is characterized in that: described hot pressing cope match-plate pattern and described hot pressing lower bolster are equipped with electrothermal tube, described hot pressing patrix and hot pressing counterdie can be heated to the 180-220 degree.
6. such as the drying device in each described moulded paper pulp product production system among the claim 1-4, it is characterized in that: described force application apparatus can apply 2.5-3kg/cm to described hot pressing patrix, described hot pressing counterdie respectively
2Pressure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220211509 CN202644310U (en) | 2012-05-11 | 2012-05-11 | Drying device of pulp molding products manufacturing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220211509 CN202644310U (en) | 2012-05-11 | 2012-05-11 | Drying device of pulp molding products manufacturing system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202644310U true CN202644310U (en) | 2013-01-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220211509 Expired - Lifetime CN202644310U (en) | 2012-05-11 | 2012-05-11 | Drying device of pulp molding products manufacturing system |
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| Country | Link |
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| CN (1) | CN202644310U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108824094A (en) * | 2018-07-18 | 2018-11-16 | 浙江家得宝科技股份有限公司 | Drying forming device in disposable fibrous tableware moulding equipment |
| CN110512470A (en) * | 2019-08-07 | 2019-11-29 | 永发（江苏）模塑包装科技有限公司 | A kind of the mold constant temperature coil heating apparatus and preparation method of paper pulp moulding product |
-
2012
- 2012-05-11 CN CN 201220211509 patent/CN202644310U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108824094A (en) * | 2018-07-18 | 2018-11-16 | 浙江家得宝科技股份有限公司 | Drying forming device in disposable fibrous tableware moulding equipment |
| CN110512470A (en) * | 2019-08-07 | 2019-11-29 | 永发（江苏）模塑包装科技有限公司 | A kind of the mold constant temperature coil heating apparatus and preparation method of paper pulp moulding product |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180727 Address after: 526238 Guangdong Zhaoqing hi tech Zone Tianhe aluminum and Steel Products Co., Ltd. workshop A Patentee after: Guangdong Huagong Jiayuan Environmental Technology Co. Ltd. Address before: 510070 1-3 Mu Po Street, Tianhe District, Guangzhou, Guangdong 2 Patentee before: HGHY Pulp Mould Co., Ltd. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210203 Address after: 526000 room 1507, 15th floor, Fumin Building, 18 Beijiang Avenue, high tech Zone, Zhaoqing City, Guangdong Province (office only) Patentee after: Guangdong Huagong Huanyuan Environmental Protection Technology Co.,Ltd. Address before: 526238 Guangdong Zhaoqing hi tech Zone Tianhe aluminum and Steel Products Co., Ltd. workshop A Patentee before: JUST BIODEGRADABLE TECHNOLOGY Co.,Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130102 |