CN109161714A - A kind of composite foam material and its preparation facilities, method - Google Patents
A kind of composite foam material and its preparation facilities, method Download PDFInfo
- Publication number
- CN109161714A CN109161714A CN201811180617.0A CN201811180617A CN109161714A CN 109161714 A CN109161714 A CN 109161714A CN 201811180617 A CN201811180617 A CN 201811180617A CN 109161714 A CN109161714 A CN 109161714A
- Authority
- CN
- China
- Prior art keywords
- foaming
- molten aluminum
- storehouse
- melt
- feeding warehouse
- Prior art date
- 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.)
- Pending
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C1/00—Making non-ferrous alloys
- C22C1/08—Alloys with open or closed pores
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C1/00—Making non-ferrous alloys
- C22C1/08—Alloys with open or closed pores
- C22C1/083—Foaming process in molten metal other than by powder metallurgy
- C22C1/086—Gas foaming process
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C21/00—Alloys based on aluminium
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C32/00—Non-ferrous alloys containing at least 5% by weight but less than 50% by weight of oxides, carbides, borides, nitrides, silicides or other metal compounds, e.g. oxynitrides, sulfides, whether added as such or formed in situ
- C22C32/0005—Non-ferrous alloys containing at least 5% by weight but less than 50% by weight of oxides, carbides, borides, nitrides, silicides or other metal compounds, e.g. oxynitrides, sulfides, whether added as such or formed in situ with at least one oxide and at least one of carbides, nitrides, borides or silicides as the main non-metallic constituents
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
The invention discloses a kind of composite foam materials, it is characterised in that is made of the component of following mass percent: lanthanum 0.8%, tungsten carbide 0.2%, foaming agent 1.5%, iron oxide 15%, copper oxide 2%, nickel oxide 10%, magnesia 5%, bead 10%, surplus are aluminium.Technical solution of the present invention changes conventional foam aluminium foaming structure, by adding hollow glass bead, enhance space structure and dimensional support, combine the hardness of bead mutually preferably with the soft of foamed aluminium, the composite material energy-absorbing effect of preparation is more preferable, high yield rate controls rework rate, reduces casting cost.
Description
Technical field
The present invention relates to new material technology field, specially a kind of composite foam material and its preparation facilities, method.
Background technique
Porous foam metal material is made of metallic framework and hole, is a kind of function material developed in recent years
Material.Since the advent of the world, as structural material, it has the characteristics that lightweight, high specific strength；As functional material, it have it is porous,
Vibration damping, sound-absorbing, sound insulation, fire prevention, moisture-proof, heat dissipation, absorbs a variety of good physical behaviors such as impact energy, electromagnetic shielding at damping, furthermore
Its easy processing, it is easy to install, can external coating and the characteristics of recycle, adapted to the needs of current development, at home and abroad generally
Industrial circle and high-tech sector are more and more widely used.
Foam metal is that the additives such as adhesion agent, foaming agent are added in pure metal or metallic alloy melt, by foaming
New material made of technique, while having metal and bubble feature concurrently.The porous foam metal material having been developed that at present has foam
Aluminium, foam aluminium alloy, nickel foam, foam zinc, Lead Foam, titanium foam etc., wherein the research of foamed aluminium is earliest, and in practical application
In show wide prospect.
But since foamed aluminium requires preparation process strictly, to cause its use cost very high, most of place all cannot
Carry out universal use.And the selection of material is excessively single, is substantially all using aluminium as raw material, so that product properties is also relatively single.
Summary of the invention
For defective workmanship of the existing technology, the present invention provides a kind of composite foam material and its preparation facilities,
Method, at low cost, use scope is wide, and end properties are good, solves to slow down under traditional foamed melt internal temperature, inside and outside foaming is uneven
The problem of, while extrusion mode is used, continuous production can be smoothly completed.
A kind of composite foam material is made of the component of following mass percent: lanthanum 0.8%, tungsten carbide 0.2%, foaming
Agent 1.5%, iron oxide 15%, copper oxide 2%, nickel oxide 10%, magnesia 5%, bead 10%, surplus are aluminium.
The bead is hollow glass bead, and foaming can be improved by the way that bead is added in 0.3-0.6cm in partial size
The gap of material reduces cost, and material hardness is constant, and soundproof effect is more preferably.
The foaming agent selects titantium hydride.
A kind of composite foam material foaming preparation facilities, comprising:
Feeding warehouse is provided with discharge port, feeding warehouse top in the bottom of feeding warehouse for storing the melt molten aluminum after thickening
Side is provided with feed inlet, which directly passes through pipeline and be connected to smelting furnace；
Propelling sleeve is located at below feeding warehouse, for being stirred, promoting to melt molten aluminum, and the feeding warehouse bottom
Discharge port be connected to the propelling sleeve；The propelling sleeve is horizontally disposed, and being horizontally disposed in propelling sleeve has a propulsion spiral shell
Rotation, the propulsion spiral are connected to the output end of driving motor outside, and the spinning movement for promoting spiral is driven by driving motor；
At least one foaming agent adding mouth, the foaming agent adding mouth are connected to propelling sleeve, for adding into propelling sleeve
Enter foaming agent；
Foaming storehouse, is connected to propelling sleeve one end, and the melt molten aluminum for having foaming agent that above-mentioned propelling sleeve will be added stirs equal
It is pushed into foaming storehouse after even, foams in foaming storehouse；Wherein foam warehouse bottom portion is provided with melt extrusion mouth, in melt nozzle
Valve is installed, can be squeezed out the molten aluminum after the completion of foaming by the melt extrusion mouth；On described three sides in foaming storehouse
It is connected at least one set of spray gun, the ejection end of the spray gun penetrates into inside foaming storehouse, and the spray gun is continuously sprayed into foaming storehouse
Enter hollow glass bead；
Foaming aluminum form wire is set to below foaming storehouse, the molten aluminum that the melt extrusion mouth in foam warehouse bottom portion completes foaming
It is squeezed into foaming aluminum form wire, foamed aluminium is cooled and shaped by foaming aluminum form wire.
Preferably, it is vertically installed with a stirring rod in the feeding warehouse, which is mounted on by bearing assembly
On feeding warehouse, and the power intake of stirring rod is connected with gear-box, and the gear-box is connected with driven gear by shaft, from
Moving gear is connected on the driving gear for being mounted on driving motor output end by chain, promotes spiral shell by driving motor synchronous drive
Rotation and stirring rod rotation；Spiral salient and driving lever are arranged at intervals on stirring rod, driving lever tilts down setting, by driving lever into
Melt molten aluminum in feed bin is stirred, and spiral salient pushes melt molten aluminum in rotary course, is entered in propelling sleeve；
Melt molten aluminum is also made not generate clogging in feeding warehouse simultaneously, so that charging uniform, controllable.
Preferably, the spray gun is provided with multiple groups, and the volume according to foaming storehouse is of different sizes, and spray in varying numbers is arranged
Rifle, in principle one group of spray gun of at least every cubic metre setting；
Preferably, a stripper plate is provided in the foaming storehouse, the extruding board ends are slidably connected on sliding rail, described
Sliding rail is fixed on foaming storehouse upper inside wall, and the stripper plate top is connected with cylinder, by the expanding-contracting action band for controlling cylinder
Dynamic stripper plate moves up and down along sliding rail, and the melt molten aluminum that foaming is completed in storehouse of foaming is squeezed out by melt extrusion mouth, thus into
Enter to foaming aluminum form wire；
Preferably, the foaming aluminum form wire includes conveying frame, the first transporting flat for being set to conveying frame leading portion
And it is set to the second transporting flat of conveying frame back segment, it is provided between first transporting flat and the second transporting flat
Casting station slot is provided with a top plate in the casting station slot, and the top plate lower part is connected with ejection cylinder, and top plate is located at molten
Immediately below body nozzle；By ejecting the stretching motion of cylinder, it is able to drive top plate up and down motion；It is placed on first transporting flat
Empty mold to be cast is when empty mold is moved in casting station slot by traction device or driving means driven mold
It unites and gives ejection one signal of cylinder, cylinder ejector contacts the casting port for the empty mold being located on top plate with melt extrusion mouth,
Molten aluminum after the completion of foaming is squeezed into sky mold, after the completion of movement, cylinder retraction will be cast with the die strip of foamed aluminium
It returns, it is horizontal with the mold holding on transporting flat and move forward, meanwhile, the latter sky mold enters casting station
Slot successively carries out casting movement.
Preferably, foaming storehouse outer wall is provided with attemperator, can carry out heat preservation operation to the melt in foaming storehouse, prevent
The melt only to foam in storehouse solidifies completely.
A kind of composite foam material preparation method, steps are as follows:
S1. lanthanum, tungsten carbide, foaming agent, iron oxide, copper oxide, nickel oxide, magnesia, bead and aluminium are ready to,
The device all sprayed coatings that will be contacted with molten aluminum before foaming, prevent molten aluminum to be stained in equipment, and carry out the pre-heat treatment to equipment；
S2. it will be quantitatively introduced into feeding warehouse after the fusing of lanthanum, tungsten carbide, iron oxide, copper oxide, nickel oxide, magnesia and aluminium,
Start driving motor, rotates the stirring rod in feeding warehouse, the molten aluminum in feeding warehouse is stirred, while in gravity and stirring
Under the action of lower pressure, molten aluminum enters in propelling sleeve；
S3. foaming agent is added from foaming agent adding mouth, is sufficiently mixed foaming agent with molten aluminum under the action of promoting spiral,
As molten aluminum constantly flows into, promotes the rotation of spiral to molten aluminum stirring, promotes, the molten aluminum added with foaming agent is made to enter foaming
Storehouse；
S4. after molten aluminum enters foaming storehouse, isothermal holding is carried out to foaming storehouse, its internal temperature is made to be maintained at 600 DEG C of left sides
It is right；After molten aluminum reaches setting position, attemperator is closed, starts spray gun, hollow glass bead is sprayed into molten aluminum, bead exists
It is entered in melt under the jet power of spray gun, in conjunction with melt, while absorbing melt interior section heat, accelerate foamed time；
S5. after the completion of to be foamed, the mold on foaming aluminum form wire is contacted with melt extrusion mouth, make to foam squeezing in storehouse
Pressing plate downlink is formed being squeezed into mold close to the molten aluminum of freezing point with this, is delivered to designated position, etc. molten aluminums it is complete
Mold is opened after solidification, takes out the foamed aluminium aluminium product that foaming is completed.
Compared with prior art, the beneficial effects of the present invention are: technical solution of the present invention changes the foaming of conventional foam aluminium
Structure enhances space structure and dimensional support, makes the rigid soft with foamed aluminium of bead by adding hollow glass bead
It mutually preferably combines, the composite material energy-absorbing effect of preparation is more preferable, high yield rate, controls rework rate, reduces casting cost.
Detailed description of the invention
Fig. 1 is present system structure chart；
Fig. 2 is present invention ejection cylinder ejector state diagram；
Fig. 3 is that melt extrusion mouth of the present invention squeezes out state diagram；
Fig. 4 is spray gun of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
In description of the invention, it should be noted that the orientation of the instructions such as term "vertical", "upper", "lower", "horizontal" or
Person's positional relationship is orientation based on the figure or positional relationship, is merely for convenience of this practical and simplified description of description,
Rather than the device or element of instruction or hint meaning must have a particular orientation, and are constructed and grasped with specific orientation
Make, therefore is not considered as limiting the invention.In addition, " first ", " second ", " third ", " the 4th " are only used for description mesh
, and should not be understood as indicating or implying relative importance.
In description of the invention, it is also necessary to explanation, unless otherwise specific regulation and limitation, term " setting ", " peace
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection, can be mechanical connection, is also possible to be electrically connected, can be and be directly connected to, and be also possible to be connected by intermediary, can
To be the connection inside two elements.For the ordinary skill in the art, can understand as the case may be above-mentioned
The concrete meaning of term in the present invention.
Embodiment 1
Referring to Fig. 1-4；A kind of composite foam material and its preparation facilities, method, comprising:
Feeding warehouse 101, for store thickening after melt molten aluminum, the bottom of feeding warehouse 101 is provided with discharge port 102,
101 top side of feeding warehouse is provided with feed inlet 110, which is directly connected to smelting furnace by pipeline；Feeding warehouse 102
It is inside vertically installed with a stirring rod 103, which is mounted on feeding warehouse by bearing assembly (not shown)
On 101, and the power intake of stirring rod 103 is connected with gear-box 104, the gear-box 104 by shaft 109 be connected with from
Moving gear 105, driven gear 105 are connected on the driving gear 202 for being mounted on 201 output end of driving motor by chain 106, are led to
201 synchronous drive of motor of overdriving promotes spiral 203 and stirring rod 103 to rotate；Spiral salient is arranged at intervals on stirring rod 103
107 and driving lever 108, driving lever 108 tilt down setting, the melt molten aluminum in feeding warehouse 101 is stirred by driving lever 108,
Spiral salient 107 pushes melt molten aluminum in rotary course, enters in propelling sleeve 204；Also make melt molten aluminum simultaneously
Clogging will not be generated in feeding warehouse 101, so that charging uniform, controllable.
Propelling sleeve 204 is located at 101 lower section of feeding warehouse, for being stirred, promoting to melt molten aluminum, and feeding warehouse 101
The discharge port 102 of bottom is connected to the propelling sleeve 204；Propelling sleeve 204 is horizontally disposed, and level is set in propelling sleeve 204
It is equipped with a propulsion spiral 203, the output end of driving motor 201 is connected to outside the propulsion spiral 203, is driven by driving motor 201
Promote the spinning movement of spiral 203；At least one foaming agent adding mouth 205, the foaming agent adding mouth 205 and propelling sleeve 204
Connection, for foaming agent to be added into propelling sleeve 204；Electromagnetic heater 206, energy are provided on 204 outer wall of propelling sleeve
It is enough that Heat preservation is carried out to propelling sleeve 204, prevent molten aluminum from solidifying.
Foaming storehouse 301, is connected to 204 one end of propelling sleeve, and addition is had the melt molten aluminum of foaming agent to stir by propelling sleeve 204
It is pushed into foaming storehouse 301 after mixing uniformly, foams in foaming storehouse 301；Wherein foaming 301 bottom of storehouse is provided with melt extrusion
Mouth 302 is equipped with valve 307 in melt nozzle 302, can be squeezed the molten aluminum after the completion of foaming by the melt extrusion mouth 302
Out；Foaming is respectively connected with spray gun 303 on the side of 301 3, storehouse, and the ejection end of the spray gun 303 penetrates into inside foaming storehouse 301, spray
Rifle 303 continuously sprays into hollow glass bead into foaming storehouse 301；Wherein the partial size of hollow glass bead is in 0.3-0.6cm, by adding
Enter bead, the gap of foamed material can be improved, reduce cost, and material hardness is constant, soundproof effect is more preferably；Spray gun 303
Multiple groups are provided with, the volume according to foaming storehouse is of different sizes, spray gun in varying numbers is arranged, in principle at least every cubic metre setting
One group of spray gun 303；Foaming is provided with a stripper plate 304 in storehouse 301, and 304 both ends of stripper plate are slidably connected on sliding rail 305, sliding
Rail 305 is fixed on foaming 301 upper inside wall of storehouse, and 304 top of stripper plate is connected with cylinder 306, passes through stretching for control cylinder 306
Contracting movement drives stripper plate 304 to move up and down along sliding rail 305, and the melt molten aluminum that foaming is completed in storehouse 301 of foaming is passed through melt
Nozzle 302 squeeze out, hence into arrive foaming aluminum form wire；Foaming 301 outer wall of storehouse is provided with attemperator, can be to foaming storehouse
301 melt carries out heat preservation operation, prevents the melt in foaming storehouse 301 from solidifying completely.
Foaming aluminum form wire, is set to 301 lower section of foaming storehouse, and the melt extrusion mouth 302 of foaming 301 bottom of storehouse will foam
At molten aluminum be squeezed into foaming aluminum form wire, foamed aluminium is cooled and shaped by foaming aluminum form wire.Foaming aluminum form wire
Including conveying frame 401, it is set to the first transporting flat 402 of 401 leading portion of conveying frame and is set to 401 back segment of conveying frame
The second transporting flat 403, be provided with casting station slot 404 between the first transporting flat 402 and the second transporting flat 403,
A top plate 405 is provided in the casting station slot 404,405 lower part of top plate is connected with ejection cylinder 406, and top plate 405 is located at molten
Immediately below body nozzle 302；By ejecting the stretching motion of cylinder 406, it is able to drive the up and down motion of top plate 405；First conveying
Empty mold 407 to be cast is placed in plane 403, empty mold 407 drives its movement by traction device or driving means, empty
When mold 407 is moved in casting station slot 404, system gives ejection 406 1 signals of cylinder, and ejection cylinder 406 ejects, and makes position
It is contacted in the casting port of the empty mold 407 on top plate 405 with melt extrusion mouth 302, the molten aluminum after the completion of foaming is squeezed into
In empty mold 407, after the completion of movement, cylinder retraction is taken back the mold 408 for being cast with foamed aluminium, with the mould on transporting flat
Tool holding is horizontal and moves forward, meanwhile, the latter sky mold 407 enters casting station slot 404, successively casts
Movement.
Specific steps are as follows:
S1. it weighs by mass percentage: lanthanum 0.8%, tungsten carbide 0.2%, foaming agent 1.5%, iron oxide 15%, copper oxide
2%, nickel oxide 10%, magnesia 5%, bead 10%, surplus are aluminium；It is ready to, will be contacted with molten aluminum before foaming
Device all sprayed coatings, prevent molten aluminum to be stained in equipment, and carry out the pre-heat treatment to equipment；
S2. it will be quantitatively introduced into feeding warehouse after the fusing of lanthanum, tungsten carbide, iron oxide, copper oxide, nickel oxide, magnesia and aluminium,
Start driving motor, rotates the stirring rod in feeding warehouse, the molten aluminum in feeding warehouse is stirred, while in gravity and stirring
Under the action of lower pressure, molten aluminum enters in propelling sleeve；
S3. foaming agent is added from foaming agent adding mouth, is sufficiently mixed foaming agent with molten aluminum under the action of promoting spiral,
As molten aluminum constantly flows into, promotes the rotation of spiral to molten aluminum stirring, promotes, the molten aluminum added with foaming agent is made to enter foaming
Storehouse；
S4. after molten aluminum enters foaming storehouse, isothermal holding is carried out to foaming storehouse, its internal temperature is made to be maintained at 600 DEG C of left sides
It is right；After molten aluminum reaches setting position, attemperator is closed, starts spray gun, hollow glass bead is sprayed into molten aluminum, bead exists
It is entered in melt under the jet power of spray gun, in conjunction with melt, while absorbing melt interior section heat, accelerate foamed time；
S5. after the completion of to be foamed, the mold on foaming aluminum form wire is contacted with melt extrusion mouth, make to foam squeezing in storehouse
Pressing plate downlink is formed being squeezed into mold close to the molten aluminum of freezing point with this, is delivered to designated position, etc. molten aluminums it is complete
Mold is opened after solidification, takes out the foamed aluminium aluminium product that foaming is completed.
The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention.The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the above embodiments and description only describe this
The principle of invention, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these changes
Change and improvement all fall within the protetion scope of the claimed invention.The claimed scope of the invention by appended claims and its
Equivalent thereof.
Claims (6)
1. a kind of composite foam material, it is characterised in that be made of the component of following mass percent: lanthanum 0.8%, tungsten carbide
0.2%, foaming agent 1.5%, iron oxide 15%, copper oxide 2%, nickel oxide 10%, magnesia 5%, bead 10%, surplus are
Aluminium.
2. a kind of composite foam material according to claim 1, it is characterised in that: the bead is hollow glass bead,
Its partial size is in 0.3-0.6cm.
3. a kind of composite foam material according to claim 1, it is characterised in that: the foaming agent selects titantium hydride.
4. a kind of device for being used to prepare any one of claim 1-3 composite foam material, characterized by comprising:
Feeding warehouse is provided with discharge port, feeding warehouse top side in the bottom of feeding warehouse for storing the melt molten aluminum after thickening
It is provided with feed inlet, which directly passes through pipeline and be connected to smelting furnace；
Propelling sleeve, be located at feeding warehouse below, for being stirred, promoting to melt molten aluminum, and the feeding warehouse bottom go out
Material mouth is connected to the propelling sleeve；The propelling sleeve is horizontally disposed, and being horizontally disposed in propelling sleeve has a propulsion spiral, should
The output end for being connected to driving motor outside spiral is promoted, the spinning movement for promoting spiral is driven by driving motor；
At least one foaming agent adding mouth, the foaming agent adding mouth are connected to propelling sleeve, for hair to be added into propelling sleeve
Infusion；
Foaming storehouse, is connected to propelling sleeve one end, and addition is had the melt molten aluminum of foaming agent after mixing evenly by above-mentioned propelling sleeve
It is pushed into foaming storehouse, is foamed in foaming storehouse；Wherein foam warehouse bottom portion is provided with melt extrusion mouth, installs in melt nozzle
There is valve, can be squeezed out the molten aluminum after the completion of foaming by the melt extrusion mouth；It is all connected on described three sides in foaming storehouse
There is at least one set of spray gun, the ejection end of the spray gun penetrates into inside foaming storehouse, and the spray gun continuously sprays into foaming storehouse empty
Heart bead；
Foaming aluminum form wire is set to below foaming storehouse, and the melt extrusion mouth in foam warehouse bottom portion squeezes into the molten aluminum that foaming is completed
To foaming aluminum form wire, foamed aluminium is cooled and shaped by foaming aluminum form wire；
A stirring rod is vertically installed in the feeding warehouse, which is mounted on feeding warehouse by bearing assembly, and
The power intake of stirring rod is connected with gear-box, and the gear-box is connected with driven gear by shaft, and driven gear passes through
Chain is connected on the driving gear for being mounted on driving motor output end, promotes spiral and stirring rod by driving motor synchronous drive
Rotation；Spiral salient and driving lever are arranged at intervals on stirring rod, driving lever tilts down setting；
A stripper plate is provided in the foaming storehouse, the extruding board ends are slidably connected on sliding rail, and the sliding rail is fixed on
Foam storehouse upper inside wall, and the stripper plate top is connected with cylinder, and the expanding-contracting action by controlling cylinder drives stripper plate edge
Sliding rail moves up and down, and the melt molten aluminum that foaming is completed in storehouse of foaming is squeezed out by melt extrusion mouth, hence into foaming aluminum
Form wire；
The foaming aluminum form wire includes conveying frame, the first transporting flat for being set to conveying frame leading portion and is set to conveying
Second transporting flat of rack back segment is provided with casting station slot between first transporting flat and the second transporting flat,
A top plate is provided in the casting station slot, the top plate lower part is connected with ejection cylinder, and top plate is being located at melt extrusion mouth just
Lower section.
5. device according to claim 4, it is characterised in that: foaming storehouse outer wall is provided with attemperator, can be right
The melt in foaming storehouse carries out heat preservation operation, prevents the melt in foaming storehouse from solidifying completely.
6. a kind of preparation method of any one of claim 1-3 composite foam material, it is characterised in that steps are as follows:
S1. lanthanum, tungsten carbide, foaming agent, iron oxide, copper oxide, nickel oxide, magnesia, bead and aluminium are ready to, are being foamed
The device all sprayed coatings that will be contacted before with molten aluminum, prevent molten aluminum to be stained in equipment, and carry out the pre-heat treatment to equipment；
S2. it will be quantitatively introduced into feeding warehouse after the fusing of lanthanum, tungsten carbide, iron oxide, copper oxide, nickel oxide, magnesia and aluminium, started
Driving motor rotates the stirring rod in feeding warehouse, is stirred to the molten aluminum in feeding warehouse, while pushing in gravity and stirring
Under the action of power, molten aluminum enters in propelling sleeve；
S3. foaming agent is added from foaming agent adding mouth, is sufficiently mixed foaming agent with molten aluminum under the action of promoting spiral, with
Molten aluminum constantly flows into, and promotes the rotation of spiral to molten aluminum stirring, promotes, the molten aluminum added with foaming agent is made to enter foaming storehouse；
S4. after molten aluminum enters foaming storehouse, isothermal holding is carried out to foaming storehouse, its internal temperature is made to be maintained at 600 DEG C or so；To
After molten aluminum reaches setting position, attemperator is closed, starts spray gun, hollow glass bead is sprayed into molten aluminum, bead is in spray gun
Jet power under enter in melt, in conjunction with melt；
S5. after the completion of to be foamed, the mold on foaming aluminum form wire is contacted with melt extrusion mouth, makes the stripper plate to foam in storehouse
Downlink is formed being squeezed into mold close to the molten aluminum of freezing point with this, is delivered to designated position, etc. molten aluminums solidify completely
After open mold, take out the foamed aluminium aluminium product that foaming is completed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811180617.0A CN109161714A (en) | 2018-10-09 | 2018-10-09 | A kind of composite foam material and its preparation facilities, method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811180617.0A CN109161714A (en) | 2018-10-09 | 2018-10-09 | A kind of composite foam material and its preparation facilities, method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109161714A true CN109161714A (en) | 2019-01-08 |
Family
ID=64877639
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811180617.0A Pending CN109161714A (en) | 2018-10-09 | 2018-10-09 | A kind of composite foam material and its preparation facilities, method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109161714A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113088740A (en) * | 2021-04-07 | 2021-07-09 | 北京宏钧新材料技术有限公司 | Foamed aluminum production system and production method |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006068803A (en) * | 2004-09-06 | 2006-03-16 | Kobe Steel Ltd | Method for injection-forming light metal foamed body |
| CN107217176A (en) * | 2017-05-13 | 2017-09-29 | 合肥市库仑动力安全科技有限公司 | A kind of foamed aluminum materials with high capability of electromagnetic shielding |
| CN107217177A (en) * | 2017-05-13 | 2017-09-29 | 合肥市库仑动力安全科技有限公司 | A kind of foamed aluminium prefabricated board and attaching method thereof |
-
2018
- 2018-10-09 CN CN201811180617.0A patent/CN109161714A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006068803A (en) * | 2004-09-06 | 2006-03-16 | Kobe Steel Ltd | Method for injection-forming light metal foamed body |
| CN107217176A (en) * | 2017-05-13 | 2017-09-29 | 合肥市库仑动力安全科技有限公司 | A kind of foamed aluminum materials with high capability of electromagnetic shielding |
| CN107217177A (en) * | 2017-05-13 | 2017-09-29 | 合肥市库仑动力安全科技有限公司 | A kind of foamed aluminium prefabricated board and attaching method thereof |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113088740A (en) * | 2021-04-07 | 2021-07-09 | 北京宏钧新材料技术有限公司 | Foamed aluminum production system and production method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101660063B (en) | Device for preparing semi-solid alloy melt and process for preparing AlSi9Mg semi-solid alloy | |
| CN115283646B (en) | High-strength low-pressure casting device and casting method for aluminum alloy castings for automobiles | |
| CN104589567B (en) | Continuous foamed aluminum sheet material production line utilizing screw pushing and pressurization foaming | |
| CN109022880B (en) | A kind of foamed aluminium Quick foaming device | |
| CN109055829A (en) | A kind of continuous foamed technique of foamed aluminium | |
| CN109161714A (en) | A kind of composite foam material and its preparation facilities, method | |
| CN116727634B (en) | Casting equipment | |
| US20080311418A1 (en) | Metal-Molding System and Process for Making Foamed Alloy | |
| CN107012351A (en) | The foamed aluminium foamed system and technique of a kind of use screw sleeve stirring shaping foam | |
| CN109123740A (en) | A kind of organic green food preparation system and method | |
| CN109207776A (en) | A kind of composite foam material preparation system and method | |
| CN109321769A (en) | It is a kind of to feed smoothly foamed aluminium foamed system and method | |
| CN107377977A (en) | The method and apparatus that a kind of MIM techniques make mobile phone Kato | |
| CN211339653U (en) | Blowing method foamed aluminum production device for large-batch rapid forming | |
| CN109338141A (en) | A kind of foamed aluminium continuous extrusion foaming system | |
| CN109136619A (en) | It is a kind of that internal cooling foamed aluminium foamed system and method may be implemented | |
| CN205324678U (en) | Half solid -state injection molding machine of magnadure | |
| CN216373042U (en) | Foaming forming machine | |
| CN207746381U (en) | A kind of aluminum alloy chassis hollow thin-wall fore sub frame metal gravity casting die | |
| CN211279453U (en) | Polystyrene cystosepiment extrusion device | |
| CN109047766B (en) | Foamed metal manufacturing device using meltallizing method | |
| CN114346205A (en) | Semi-solid injection molding die structure and molding process for magnesium alloy product | |
| CN113862501A (en) | Through-hole foamed aluminum plate and preparation method thereof | |
| CN102896291A (en) | Front cover of car air conditioner compressor FS170C and casting method of front cover | |
| CN108405831A (en) | The method for preparing foamed aluminium and aluminium alloy profiles by press casting procedure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190108 |