CN209718438U - It is a kind of to prepare device of the supercritical fluid polymer without mould stereochemical structure foaming product - Google Patents
It is a kind of to prepare device of the supercritical fluid polymer without mould stereochemical structure foaming product Download PDFInfo
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- CN209718438U CN209718438U CN201821453076.XU CN201821453076U CN209718438U CN 209718438 U CN209718438 U CN 209718438U CN 201821453076 U CN201821453076 U CN 201821453076U CN 209718438 U CN209718438 U CN 209718438U
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Abstract
The utility model discloses high molecular material, a kind of foaming the of manufacture field prepares device of the supercritical fluid polymer without mould stereochemical structure foaming product, including foamed pot and preheating cabinet, there are electric calorifier and second temperature inductor at the top of preheating cabinet, there is the second blower at the top of preheating chamber interior wall, there are controller, N on preheating cabinet2Liquid storage tank is connect by pipeline with the first force (forcing) pump, CO2Liquid storage tank is connect by pipeline with the second force (forcing) pump, first force (forcing) pump and the second force (forcing) pump are connect uniformly through pipeline with outlet tube, there is electrical bar on foaming top tank structure, foamed pot inner top has the first blower, there are the first temperature inductor and pressure inductor on foamed pot, gas bleeder valve is arranged at foaming tank wall bottom, transport vehicle is equipped in foamed pot and preheating cabinet, the utility model uses the supercritical fluid swollen polymer of one-step method high temperature and pressure in three-dimensional foamed pot, without mold, it realizes freely without mould solid pressure release foaming, obtains three-dimensional foaming product.
Description
Technical field
The utility model relates to high molecular material foam manufacture field, specially it is a kind of prepare supercritical fluid polymer without
The device of mould stereochemical structure foaming product.
Background technique
Using supercritical fluid as physical blowing agent for polymer foaming forming method mainly have continuous extrusion foaming,
The kettle foam method of foam-injection, intermittent forms.Continuous extrusion, which is suitable for continuously squeezing out, has certain section configuration
The expansion ratio of foamed material, product is high, but shape is single;It is injection-expansion molded to inject complex-shaped foaming product,
But the expansion ratio of product is small, both there is higher production efficiency.Intermittent kettle foam method is chiefly used in polymer
Bead foam, expanded bead will also be molded into foaming product of various shapes, production effect using the molding equipment of expanded bead
Rate is low, and the production cycle is long, and equipment investment is big.
Some foam devices are devised in order to prepare foamed material now, but there is also some problems.
Such as China Patent Publication No. CN104097288 A discloses a kind of supercritical fluid auxiliary polyalcohol moulded from foam
Device.The device includes supercritical fluid delivery system, mold system, temperature measuring device, device for pressure measurement, pressure release
Device, display and control system etc., supercritical fluid delivery system are connected with mold system, temperature measuring device, pressure measurement
Device, pressure relief device are connected with mold system respectively.Mold system is heated using the upper and lower hot plate of moulding press.Benefit
With supercritical fluid superpower infiltration and diffusivity, at certain temperature and supercritical fluid pressures effect, by certain
Time, supercritical fluid gradually diffuse into polymeric matrix, and then quick release cavity pressure obtains the foaming material of certain shapes
Material, but it is recited above using supercritical fluid as the molding dress of physical blowing agent preparation polymer in-mold pressure brewage
It sets, carries out molded article using mold, the product of some regular foaming plates, sheet material and simple shape can only be produced, to one
The industrial-scale production of a little more complex-shaped foaming products is difficult to realize.
Based on this, the utility model devises specially a kind of supercritical fluid polymer for preparing and foams without mould stereochemical structure
The device of product, to solve the above problems.
Summary of the invention
The purpose of this utility model is to provide a kind of supercritical fluid polymer for preparing without mould stereochemical structure foaming product
Device polymer foaming preform is directly placed into foamed pot dipping foaming it is characterized in that using one-step shaping method, without at
Pattern tool, the production cycle is extremely short, and the product produced is three-dimensional foaming structure, controlled shape, accurate size.Device can be used for
The supercritical fluid solid foaming product of thermoplastic, thermoplastic elastomer (TPE) or rubber material etc..
To achieve the above object, the utility model provides the following technical solutions: it is a kind of prepare supercritical fluid polymer without
The device of mould stereochemical structure foaming product, including foamed pot, electrical bar, N2Liquid storage tank, the first force (forcing) pump, the first solenoid valve,
Second solenoid valve, the second force (forcing) pump, CO2Liquid storage tank, the first blower, the first temperature inductor, pressure inductor, controller,
Electric calorifier, the second blower, preheating cabinet, transport vehicle and second temperature inductor, it is characterised in that: fixed at the top of the preheating cabinet
Electric calorifier and second temperature inductor are installed, are fixedly installed with the second blower, the preheating at the top of the preheating chamber interior wall
Controller, the N are fixedly installed on box outer wall2Liquid storage tank is connect by pipeline with the first force (forcing) pump, the CO2Liquid storage
Tank is connect by pipeline with the second force (forcing) pump, and first force (forcing) pump and the second force (forcing) pump connect uniformly through pipeline and outlet tube
It connects, electrical bar is fixedly installed on the foaming top tank structure, the foamed pot inner top is fixedly connected with the first blower, the hair
It is fixedly installed with the first temperature inductor and pressure inductor on bubble tank, the foaming tank wall bottom is fixedly installed with discouraged
Transport vehicle is equipped in valve, the foamed pot and preheating cabinet.
Preferably, being connected by a hinge on the right outer wall of the foamed pot has cover, passes through on the preheating cabinet left side wall
Hinge is rotatably connected to rectangular door, is fixedly connected with gasket on the cover and rectangular door inner wall.
Preferably, at the top of the outlet tube installation foamed pot, first force (forcing) pump and the second force (forcing) pump and outlet tube connect
The first solenoid valve and second solenoid valve are fixedly installed on the pipeline connect respectively.
Preferably, the transport vehicle includes internal screw thread bar, board for putting, nut, through-hole and universal wheel, is put described in lowest level
Board bottom portion is fixedly connected with universal wheel by supporting leg, and internal screw thread bar, the interior spiral shell are fixedly connected on board for putting described in lowest level
It is threaded with nut on rasp bar, board for putting is placed on the nut, is uniformly provided with through-hole on the board for putting.
Preferably, the controller and extraneous power supply are electrically connected, the controller respectively with the first temperature inductor, the
Two temperature inductors, electrical bar, pressure inductor, the first force (forcing) pump, the second force (forcing) pump, the first solenoid valve, second solenoid valve, electricity
Air-heater, the first blower and the second blower are electrically connected.
Due to using above-mentioned device, the utility model beneficial effect is:
1. using the supercritical fluid swollen polymer of one-step method high temperature and pressure in three-dimensional foamed pot, it is not necessarily to mold, it is real
Now freely without mould solid pressure release foaming, three-dimensional foaming product is obtained;
2. the briquetting pressure used is lower, gas impregnated preform temperature is high, and dipping temperature is attached in fusing or melting temperature
Closely, the time needed for gas impregnated preform dissolution diffusion balance is short, substantially reduces molding cycle;
3. the limitation of the single microporous foam product of shape can only be prepared by breaching the prior art, three-dimensional foaming can be made
Structure, controlled shape, accurate in size microporous foam product;
4. cell nucleation rate is higher, the microporous foam material of formation since pressure release rate is larger when three-dimensional foamed pot is opened
Parison Kong Geng little, hole density is higher, and performance is more excellent;
5. a set of solid foamed pot can place multilayer brewage pending, it is suitable for industrial-scale production;
6. by opening up through-hole on the board for putting on transport vehicle, so that foamed plastic and N2And CO2Contact is more abundant,
Promote foaming effect.
Detailed description of the invention
In order to illustrate more clearly of the technical solution of the utility model embodiment, make required for being described below to embodiment
Attached drawing is briefly described, it should be apparent that, the drawings in the following description are merely some embodiments of the present invention,
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings
Other attached drawings:
FIG. 1 is a schematic structural view of the utility model;
Fig. 2 is the utility model transport vehicle structural schematic diagram;
Fig. 3 is the utility model functional schematic;
In attached drawing, parts list represented by the reference numerals are as follows:
1. 2. cover of foamed pot, 3. electrical bar, 4. N25. first force (forcing) pump of liquid storage tank, 6. first solenoid valve 7.
Two 8. second force (forcing) pumps of solenoid valve, 9. CO210. first 11. first temperature inductor of blower of liquid storage tank, 12. pressure sensitive
13. controller of device, 14. 17. transport vehicle of electric calorifier 15. second blower, 16. preheating cabinet, 171. internal screw thread bar 172. pendulum
Put the rectangular door of 19. gas bleeder valve of plate 173. nut, 174. through-hole, 175. universal wheel, 18. second temperature inductor 20..
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without creative efforts
All other embodiment obtained, fall within the protection scope of the utility model.
Please refer to Fig. 1-3, the utility model provides a kind of technical solution: a kind of to prepare supercritical fluid polymer vertical without mould
The device of body constructional foaming product, including foamed pot 1, electrical bar 3, N2Liquid storage tank 4, the first force (forcing) pump 5, the first solenoid valve 6,
Second solenoid valve 7, the second force (forcing) pump 8, CO2Liquid storage tank 9, the first blower 10, the first temperature inductor 11, pressure inductor
12, controller 13, electric calorifier 14, the second blower 15, preheating cabinet 16, transport vehicle 17 and second temperature inductor 18, preheating cabinet
16 tops are fixedly installed with electric calorifier 14 and second temperature inductor 18, are fixedly installed with the second wind at the top of 16 inner wall of preheating cabinet
Machine 15 preheats foamed plastic by designing preheating cabinet 16, then by equipment in preheating cabinet 16, then right by foamed pot 1
Foamed plastic foams, and the briquetting pressure used is lower, and the gas impregnated preform temperature in foamed pot 1 is high, dipping temperature
Near fusing or melting temperature, the time needed for gas impregnated preform dissolution diffusion balance is short, substantially reduces molding week
Phase;Controller 13, N is fixedly installed on 16 outer wall of preheating cabinet2Liquid storage tank 4 is connect by pipeline with the first force (forcing) pump 5, CO2Liquid
State storage tank 9 is connect by pipeline with the second force (forcing) pump 8, and the first force (forcing) pump 5 and the second force (forcing) pump 8 are uniformly through pipeline and outlet tube
It connects, is fixedly installed with electrical bar 3 on 1 inner wall of foamed pot, 1 inner top of foamed pot is fixedly connected with the first blower 10, foamed pot 1
On be fixedly installed with the first temperature inductor 11 and pressure inductor 12,1 outer wall bottom of foamed pot is fixedly installed with gas bleeder valve 19,
It is equipped with transport vehicle 17 in foamed pot 1 and preheating cabinet 16, is swollen in foamed pot 1 using the supercritical fluid of one-step method high temperature and pressure poly-
Object is closed, mold is not necessarily to, realizes by no mould solid pressure release foaming, obtains three-dimensional foaming product, while breaching the prior art
The limitation that the single microporous foam product of shape can only be prepared, can be made three-dimensional foaming structure, and controlled shape is accurate in size
Microporous foam product.
Being connected by a hinge on the right outer wall of foamed pot 1 has cover 2, is rotatablely connected on 16 left side wall of preheating cabinet by hinge
There is rectangular door 20, be fixedly connected with gasket on 20 inner wall of cover 2 and rectangular door, guarantees the airtight of foamed pot 1 and preheating cabinet 16
Property.
Outlet tube installs 1 top of foamed pot, divides on the pipeline that the first force (forcing) pump 5 and the second force (forcing) pump 8 are connect with outlet tube
It is not fixedly installed with the first solenoid valve 6 and second solenoid valve 7, convenient for control N2And CO2Addition.
Transport vehicle 17 includes internal screw thread bar 171, board for putting 172, nut 173, through-hole 174 and universal wheel 175, lowest level pendulum
It puts 172 bottom of plate and universal wheel 175 is fixedly connected with by supporting leg, internal screw thread bar is fixedly connected on lowest level board for putting 172
171, nut 173 is threaded on internal screw thread bar 171, and board for putting 172 is placed on nut 173, is uniformly opened on board for putting 172
Equipped with through-hole 174, by designing transport vehicle 17, by designing multiple groups board for putting 172, a set of solid foamed pot on transport vehicle 17
1 can place multilayer brewage pending, the through-hole 174 for being suitable for industrial-scale production, while opening up on board for putting 172,
So that foamed plastic and air, N2And CO2Contact is more abundant, can promote foaming effect.
Controller and extraneous power supply are electrically connected, and controller 13 incudes with the first temperature inductor 11, second temperature respectively
Device 18, electrical bar 3, pressure inductor 12, the first force (forcing) pump 5, the second force (forcing) pump 8, the first solenoid valve 5, second solenoid valve 7, electricity
Air-heater 14, the first blower 10 and the second blower 15 are electrically connected, and controller 13 selects STM Series Controller, the first temperature sense
Device 11 and second temperature inductor 18 is answered to select GW-KDT-00801 temperature sensor, pressure inductor 12 selects MAT316 pressure
Sensor, the first force (forcing) pump 5 and the second force (forcing) pump 8 select TP booster pump, and the first solenoid valve 5 and second solenoid valve 7 select 2W electricity
Pond, electric calorifier 14 select F2-R1075, and the first blower 10 and the second blower 15 select HG-3000S/380V Roots blower.
One concrete application of the present embodiment are as follows: according to the requirement of foaming size, rotating screw cap 173 drives board for putting 172
It is mobile, so that the spacing between upper layer and lower layer board for putting 172 is suitble to the requirement of different foaming sizes, the foaming for needing to foam is moulded
Material is put on board for putting 172, by designing transport vehicle 17, by designing multiple groups board for putting 172, Yi Taoli on transport vehicle 17
Body foamed pot can place multilayer brewage pending, be suitable for industrial-scale production, while open up on board for putting 172 logical
Hole 174, so that foamed plastic and air, N2And CO2Contact is more abundant, can promote foaming effect.According in control setting first
The minimum value of temperature inductor 18, minimum value are 30-50 DEG C of region of foamed plastic softening temperature or melting temperature or less, will be equipped with
The transport vehicle 17 of foamed plastic pushes in preheating cabinet 16, and rectangular door 20 is tightly connected with preheating cabinet 16, passes through controller 13
Start electric calorifier 14 and the second blower 15, hot-air is added in preheating cabinet 16 and carries out in advance to foamed plastic by electric calorifier 14
Heat, the second blower 15 facilitate the hot-air in preheating cabinet 1 flowing, facilitate promoted pre-heat effect, the briquetting pressure used compared with
Low, gas impregnated preform temperature is high, and for dipping temperature near fusing or melting temperature, gas impregnated preform dissolution diffusion is flat
Time needed for weighing apparatus is short, substantially reduces molding cycle;Since foamed material had been warmed up, it is only necessary to be opened by controller 13
Electro kinetic potential stick 3 by directly heating to 125 DEG C of target temperature for carbon dioxide in foamed pot 1 or nitrogen, and passes through the first temperature sense
It answers device 11 to control in foamed pot and is maintained at 125 DEG C, the hot-air that the first blower 10 facilitates in foamed pot 1 circulates, and will fill
There is the transport vehicle 17 of preheated foamed plastic to transport in foamed pot 1, cover 2 and foamed pot 16 are tightly connected, then leads to
Controller 13 controls the first solenoid valve 6, second solenoid valve 7, the first force (forcing) pump 5 and the second force (forcing) pump 8, and supercritical fluid is passed through
Outlet tube is added in foamed pot 1, and supercritical carbon dioxide and supercritical nitrogen ratio of gas mixture are 30:70, in target temperature
Under degree, three-dimensional 1 operating pressure of foamed pot supercritical fluid at 10MPa is swollen to polymer spreads 80min, in three-dimensional foamed pot
Using the supercritical fluid swollen polymer of one-step method high temperature and pressure in 1, it is not necessarily to mold, realizes and freely foams without mould solid pressure release
Molding, obtains three-dimensional foaming product, while breaching the prior art to prepare the limitation of the single microporous foam product of shape,
Three-dimensional foaming structure, controlled shape, accurate in size microporous foam product can be made;Gas bleeder valve 19 is opened again carries out pressure release,
The pressure release rate of three-dimensional 1 pressure relief device of foamed pot is 5MPa/s, and shape of product can be obtained, wherein since solid foams
Pressure release rate is larger when tank 1 is opened, and cell nucleation rate is higher, and the microcellular foam material abscess of formation is smaller, and hole density is higher,
Performance is more excellent.The supercritical fluid swollen polymer that one-step method high temperature and pressure is used in three-dimensional foamed pot is not necessarily to mold, real
Now freely without mould solid pressure release foaming, three-dimensional foaming product is obtained.
In the description of this specification, the description of reference term " one embodiment ", " example ", " specific example " etc. means
Particular features, structures, materials, or characteristics described in conjunction with this embodiment or example are contained at least one of the utility model
In embodiment or example.In the present specification, schematic expression of the above terms be not necessarily referring to identical embodiment or
Example.Moreover, particular features, structures, materials, or characteristics described can be in any one or more embodiment or examples
In can be combined in any suitable manner.
The preferred embodiment in the utility model disclosed above is only intended to help to illustrate the utility model.Preferred embodiment is simultaneously
There is no the details that detailed descriptionthe is all, also not limiting the utility model is only the specific embodiment.Obviously, according to this theory
The content of bright book can make many modifications and variations.These embodiments are chosen and specifically described to this specification, is in order to preferably
The principles of the present invention and practical application are explained, so that skilled artisan be enable to better understand and utilize this
Utility model.The utility model is limited only by the claims and their full scope and equivalents.
Claims (5)
1. a kind of prepare device of the supercritical fluid polymer without mould stereochemical structure foaming product, including foamed pot, electrical bar, N2
Liquid storage tank, the first force (forcing) pump, the first solenoid valve, second solenoid valve, the second force (forcing) pump, CO2Liquid storage tank, the first blower,
One temperature inductor, pressure inductor, controller, electric calorifier, the second blower, preheating cabinet, transport vehicle and second temperature induction
Device, it is characterised in that: be fixedly installed with electric calorifier and second temperature inductor, the preheating chamber interior wall at the top of the preheating cabinet
Top is fixedly installed with the second blower, is fixedly installed with controller, the N on the preheating box outer wall2Liquid storage tank passes through pipe
Road is connect with the first force (forcing) pump, the CO2Liquid storage tank is connect by pipeline with the second force (forcing) pump, first force (forcing) pump and the
Two force (forcing) pumps are connect uniformly through pipeline with outlet tube, are fixedly installed with electrical bar, the foamed pot on the foaming top tank structure
Inner top is fixedly connected with the first blower, and the first temperature inductor and pressure inductor, institute are fixedly installed on the foamed pot
It states foaming tank wall bottom and is fixedly installed with gas bleeder valve, be equipped with transport vehicle in the foamed pot and preheating cabinet.
2. it is according to claim 1 it is a kind of prepare device of the supercritical fluid polymer without mould stereochemical structure foaming product,
It is characterized by: being connected by a hinge on the right outer wall of foamed pot has cover, pass through hinge on the preheating cabinet left side wall
It is rotatably connected to rectangular door, is fixedly connected with gasket on the cover and rectangular door inner wall.
3. it is according to claim 1 it is a kind of prepare device of the supercritical fluid polymer without mould stereochemical structure foaming product,
It is characterized by: what the outlet tube installation foamed pot top, first force (forcing) pump and the second force (forcing) pump were connect with outlet tube
The first solenoid valve and second solenoid valve are fixedly installed on pipeline respectively.
4. it is according to claim 1 it is a kind of prepare device of the supercritical fluid polymer without mould stereochemical structure foaming product,
It is characterized by: the transport vehicle includes internal screw thread bar, board for putting, nut, through-hole and universal wheel, board for putting bottom described in lowest level
Portion is fixedly connected with universal wheel by supporting leg, and internal screw thread bar, the internal screw thread bar are fixedly connected on board for putting described in lowest level
On be threaded with nut, board for putting is placed on the nut, is uniformly provided with through-hole on the board for putting.
5. it is according to claim 1 it is a kind of prepare device of the supercritical fluid polymer without mould stereochemical structure foaming product,
It is characterized by: the controller and extraneous power supply are electrically connected, the controller respectively with the first temperature inductor, the second temperature
Spend inductor, electrical bar, pressure inductor, the first force (forcing) pump, the second force (forcing) pump, the first solenoid valve, second solenoid valve, electric hot-air
Machine, the first blower and the second blower are electrically connected.
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CN201821453076.XU CN209718438U (en) | 2018-09-06 | 2018-09-06 | It is a kind of to prepare device of the supercritical fluid polymer without mould stereochemical structure foaming product |
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CN201821453076.XU CN209718438U (en) | 2018-09-06 | 2018-09-06 | It is a kind of to prepare device of the supercritical fluid polymer without mould stereochemical structure foaming product |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN116690885A (en) * | 2023-05-26 | 2023-09-05 | 东莞海瑞斯新材料科技有限公司 | Supercritical in-mold foaming molding equipment with pretreatment and foaming method thereof |
-
2018
- 2018-09-06 CN CN201821453076.XU patent/CN209718438U/en active Active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN116690885A (en) * | 2023-05-26 | 2023-09-05 | 东莞海瑞斯新材料科技有限公司 | Supercritical in-mold foaming molding equipment with pretreatment and foaming method thereof |
CN116690885B (en) * | 2023-05-26 | 2023-12-29 | 东莞海瑞斯新材料科技有限公司 | Supercritical in-mold foaming molding equipment with pretreatment and foaming method thereof |
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