CN110042268A - A kind of mold preparing foam battenboard and production equipment - Google Patents
A kind of mold preparing foam battenboard and production equipment Download PDFInfo
- Publication number
- CN110042268A CN110042268A CN201910433483.7A CN201910433483A CN110042268A CN 110042268 A CN110042268 A CN 110042268A CN 201910433483 A CN201910433483 A CN 201910433483A CN 110042268 A CN110042268 A CN 110042268A
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- China
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- warm area
- cavity
- furnace
- type furnace
- thermoregulator
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- 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
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- 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
Abstract
The invention discloses a kind of mold for preparing foam battenboard and production equipment, mold includes mandril, die block, cavity plate, punch-pin and punch retainer.Production equipment includes batch-type furnace, tube furnace, agitating paddle, agitating paddle lifting device, adjustable speed motor, the first warm area thermoregulator, the second warm area thermoregulator, third warm area thermoregulator, batch-type furnace thermoregulator, cooled material flow regulator, die lifting device, resistance wire, mold, the first warm area baffle, the second warm area baffle, third warm area baffle.The present invention, by control bath surface temperature and internal temperature, realizes the one-pass molding of closed-cell foam metal sandwich sheet on the basis of foam melt method；And by adjust cooled material flow velocity realize same plate thickness, different foam thickness degree sandwich sheet production, the production of different plate thickness sandwich sheets is realized by adjusting the spacer thickness between punch-pin and cavity plate.
Description
Technical field
The present invention relates to sheet metal processing, specifically a kind of mold for preparing foam battenboard and production equipment.
Background technique
Foam metal is a kind of porous metal material that countless three-dimensional space net structures are formed in metallic matrix, is had concurrently
Metallic character and nonmetallic some specific physical performances are a kind of integrated materials of structure-function, have low-density, high
The features such as porosity, performance have high specific strength, and energy absorption, electromagnetic shielding, structural damping performance etc. is different structure
The optional material of instrument and device, is widely used to automobile, building, aerospace field, but foam metal simultaneously there is also
The disadvantages such as surface is rough, surface elastic modulus is low, assembly performance is low are to limit its application.
Foam core plate refers mainly to can be very good to solve using foam metal as the sandwich plate of sandwich material
The above problem and be widely used in the fields such as electromagnetic shielding, energy-absorbing, noise abatement.Foam metal is used as the sandwich boards of sandwich material
The preparation of material is mainly by the following method: one is by metal powder, metal powder and foaming agent mixed-powder, metal powder according to
In secondary loading mold, its foamable is made by the methods of hot pressing, obtains foam metal sandwich sheet, but this method is used
Die cost it is higher and higher for the uniformity and purity requirement of metal powder.Second is that being obtained using the methods of hot pressing, rolling
It obtains sheet metal-foam metal prefabricated board composite material to foam again, but since foam metal surface is porous structure, makes
It is not high to obtain interface cohesion degree, plate service life reduction, and cannot control effectively to the size of surface metal plate, both the above
Belong to powder metallurgic method.In addition to this plate and foam metal are combined by mechanical or physics method, such as
The methods of screw connection, riveting, cementing, but this method is limited by attachment material, and plate can be with the mistake of attachment material
Effect.
The document of application number 201010233462.X discloses a kind of foam aluminum sandwich preparation method, by that will be inoculated with aluminium
Rolling acquisition is compound at a slow speed on cold-rolling mill for Steel Thin-Wall (aluminium alloy) pipe of silicon alloy powder, foaming agent and magnesium powder mixed-powder
Plate, then composite plate touch tool size is cut, prefabricated blank foamable acquisition sandwich sheet in steel mould is made.The preparation
The shortcomings that method be it is compound before need to tubing carry out cleaning treatment, be unable to one-pass molding, process flow is complex, cost compared with
Height, and metal plate and sandwich composition of layer are inconsistent, are easy to generate stress concentration in use and influence service life.
Summary of the invention
In view of the deficiencies of the prior art, the technical issues of present invention intends to solve is to provide a kind of foam battenboard for preparing
Mold and production equipment.
The present invention solves the problems, such as that the technical solution of the Tool and Die Technology is to provide a kind of mold for preparing foam battenboard,
It is characterized in that the mold includes mandril, die block, cavity plate, punch-pin and punch retainer；
The punch retainer is fixedly connected with punch-pin；The die block is fixedly connected with cavity plate；Cavity plate and punch-pin
The space of formation is type chamber, and type chamber is used for the molding of foam battenboard；Punch-pin and cavity plate lean on the position of plesiotype chamber to be provided with cooling
Water channel, cooling water channel are used for the circulation of cooled material；The side wall of cavity plate is provided with penetrating gas vent, is set to type chamber central area
Two sides；The mandril is installed in the through-hole of cavity plate, is constituted prismatic pair with cavity plate, can be slided in through-holes, presss from both sides for foam
The taking-up of core plate finished product.
The present invention solves the problems, such as that the technical solution of the equipment and technology is to provide a kind of production for preparing foam battenboard and sets
It is standby, it is characterised in that the equipment includes box furnace shell, tubular type furnace shell, agitating paddle, agitating paddle lifting device, adjustable speed electricity
Machine, main body frame, the first warm area thermoregulator, the second warm area thermoregulator, third warm area thermoregulator, box furnace temperature
Spend adjuster, cooled material flow regulator, die lifting device, batch-type furnace resistance wire, mold, tube furnace resistance wire, the first temperature
Area's baffle, the second warm area baffle, third warm area baffle, tubular type furnace cavity and box furnace cavity；
The agitating paddle lifting device is installed on the top of main body frame；The adjustable speed motor is fixed on agitating paddle lifting
The end of device, output end are fixed with agitating paddle；The tubular type furnace shell is fixed on the middle part of main body frame, is located at agitating paddle
Lower section；Tubular type furnace cavity is fixed on tube furnace enclosure interior；Agitating paddle can extend into tube furnace inside cavity；Tubular type furnace cavity
Inside is disposed with the first warm area, the second warm area and third warm area from top to bottom；First warm area and the second warm area pass through first
Warm area baffle separates, and the second warm area and third warm area are separated by the second warm area baffle, forms three independent warm areas；Each
The tube furnace cavity inner wall of warm area is respectively and fixedly provided with ceramic wall, and tube furnace resistance is provided between ceramic wall and tube furnace cavity inner wall
Silk；First warm area thermoregulator is electrically connected with the tube furnace resistance wire of the first warm area；Second warm area thermoregulator and second
The tube furnace resistance wire of warm area is electrically connected；Third warm area thermoregulator is electrically connected with the tube furnace resistance wire of third warm area；
The box furnace shell is fixed on the lower part of main body frame, is located at below tubular type furnace shell, connects with tubular type furnace shell
It is logical；Box furnace cavity is fixed on batch-type furnace enclosure interior；The top of box furnace cavity is connected to the third warm area of tubular type furnace cavity,
And it is separated by third warm area baffle；Batch-type furnace cavity inner wall is uniformly fixed with batch-type furnace resistance wire；Mold is placed in batch-type furnace
The inside of cavity；Batch-type furnace thermoregulator is electrically connected with batch-type furnace resistance wire；The punch retainer and box furnace shell top
Push/pull slot cooperation on the inside of portion, the two constitute prismatic pair, realize that the translation of punch-pin picks and places；Die lifting device is installed on batch-type furnace
Enclosure interior lower end, lift side are connect with die block, for realizing the lifting of cavity plate；One end of cooling water channel and cooling
One end of object connecting tube is connected to, and the other end flows out outside mold；The other end of cooled material connecting tube is connected to cooled material source；It is cooling
Object flow regulator is installed in cooled material connecting tube.
Compared with prior art, the beneficial effects of the invention are that:
1. the present invention, which is different from traditional powder metallurgic method, prepares foam battenboard, but on the basis of foam melt method
On, by control bath surface temperature and internal temperature, realize the one-pass molding of closed-cell foam metal sandwich sheet；And pass through tune
Section cooled material flow velocity realize same plate thickness, different foam thickness degree sandwich sheet production, by adjust punch-pin and cavity plate it
Between spacer thickness realize the production of different plate thickness sandwich sheets.The product obtained by this equipment, foam sandwich laminate and outside
Compact metal composition of layer is close, and metallurgical interface is well combined.
2. mold is metal casting mould, different from the method for tradition casting, metal bath is fallen directly into cavity plate,
Then push-in punch-pin shape forming cavity.Mold integrally uses Ni3Al based high-temperature alloy has thermal expansion coefficient low, and intensity is high, uses
The advantages that temperature is high, cast casting precision is high, provides condition to prepare multiple material foam core plate, it is ensured that is adding repeatedly
The stability of mold under heat shock cool condition, to improve the performance of casting.
3. a mold setting gas vent is set at left and right sides of type chamber at center, so that under the conditions of existing for the draught head,
Gas focuses mostly in type chamber central core, ensure that laminboard layer foam metal frothing percentage, to improve the cause of cast(ing) surface metal
Density, laminboard layer hole is uniform, and pore size is controllable.
4. using tube furnace-batch-type furnace vertical complete equipment.By the independent temperature control to tube furnace difference warm area, gold is realized
Belong to transfer of the liquid inside equipment, realize Metal Melting, stirring, foaming, molding integration, preparation process is big without metal bath
Range transfer, safety coefficient are high.
5. equipment has ceramic wall.Ceramic heat resistant temperature is high, and surface is not susceptible to bond with metal bath, is conducive to melt
Flowing reduces raw material loss.
6. using vertical production equipment, compared with conventional foam plate Preparation equipment, compact layout, occupation area of equipment is small,
Technical process is relatively simple, and safe operation process is reliable.
Detailed description of the invention
Fig. 1 is the mold overall structure schematic front view of an embodiment of the present invention；
Fig. 2 is the mold overall structure schematic front view of another embodiment of the invention；
Fig. 3 is the equipment overall structure main view schematic cross-sectional view of an embodiment of the present invention；
Fig. 4 is the equipment overall structure right side view of an embodiment of the present invention；
Fig. 5 is foam aluminium sandwich plate upper surface pictorial diagram prepared by the embodiment of the present invention 1；
Fig. 6 is foam aluminium sandwich plate lower surface pictorial diagram prepared by the embodiment of the present invention 1；
Fig. 7 is foam aluminium sandwich plate laminboard layer pictorial diagram prepared by the embodiment of the present invention 1.
In figure: 1, agitating paddle lifting device console；2, locating flange；3, tubular type furnace cavity mounting flange；4, temperature control
Platform processed；5, cooled material flow control platform；6, box furnace shell；7, castor；8, protective gas access apertures；9, tubular type furnace shell
Body；10, agitating paddle；11, agitating paddle lifting device；12, adjustable speed motor；13, main body frame；14, the first warm area temperature is adjusted
Device；15, the second warm area thermoregulator；16, third warm area thermoregulator；17, batch-type furnace thermoregulator；18, cooled material
Flow regulator；19, cooled material connecting tube；20, die lifting device；21, batch-type furnace resistance wire；22, mold；23, tube furnace
Resistance wire；24, the first warm area baffle；25, the second warm area baffle；26, third warm area baffle；27, tubular type furnace cavity；28, box
Furnace cavity；
22-1, cooling water channel；22-2, gas vent；22-3, mandril；22-4, die block；22-5, cavity plate；It is 22-6, convex
Mould；22-7, punch retainer；22-8, type chamber；22-9, gasket；
Specific embodiment
Specific embodiments of the present invention are given below.Specific embodiment is only used for that present invention be described in more detail, unlimited
The protection scope of the claim of this application processed.
The present invention provides a kind of molds (abbreviation mold, referring to Fig. 1-2) for preparing foam battenboard, it is characterised in that should
Mold 22 includes mandril 22-3, die block 22-4, cavity plate 22-5, punch-pin 22-6 and punch retainer 22-7；
The punch retainer 22-7 is fixedly connected with punch-pin 22-6；The die block 22-4 and cavity plate 22-5 is fixed
Connection；The space that cavity plate 22-5 and punch-pin 22-6 is formed is type chamber 22-8, and type chamber 22-8 is used for the molding of foam battenboard；Punch-pin
22-6 and cavity plate 22-5 is provided with cooling water channel 22-1 by the position of plesiotype chamber 22-8, and cooling water channel 22-1 is used for the stream of cooled material
It is logical；The side wall of cavity plate 22-5 is provided with penetrating gas vent 22-2, is set to the two sides of the central area type chamber 22-8, gas vent 22-2
Setting so that there are draught heads between type chamber central area and lower regions and central area and box furnace cavity 28 so that
Gas is easy to assemble at type chamber center in molten metal foaming process, ensure that laminboard layer metal foaming rate, suppressive are intracavitary molten
The foaming of body upper and lower surface, to improve the consistency of cast(ing) surface metal；The mandril 22-3 is installed on cavity plate 22-5's
In through-hole, prismatic pair is constituted with cavity plate 22-5, can be slided in through-holes, the taking-up for foam core board finished product.
Preferably, slot is set on the left of punch-pin 22-6, for the cooperation with cavity plate 22-5 left hand projection；Protrusion on the right side of cavity plate 22-5
The sum of height and groove depth on the left of punch-pin 22-6 are cavity plate 22-5 left hand projection height, thus shape forming cavity 22-8；
Preferably, mandril 22-3 is located at the geometric center of cavity plate 22-5, i.e. casting geometric center；The end of mandril 22-3 with
Cavity plate 22-5 inner chamber bottom surface is concordant, for foam core board finished product to be ejected to the quality for not influencing finished product simultaneously；
Preferably, the size of type chamber 22-8 can be realized by installing gasket 22-9 additional in cavity plate 22-5 surrounding；Gasket 22-9 is equal
Even to be installed on cavity plate 22-5 surrounding, punch-pin 22-6 is contacted with gasket 22-9, the height of increment type chamber 22-8, so that different thickness be made
The foam battenboard of degree；The preferred 50-200mm of casting thickness range；
Invention also provides a kind of production equipment (abbreviation equipment, referring to Fig. 3-4), spy for preparing foam battenboard
Sign is that the equipment includes box furnace shell 6, tubular type furnace shell 9, agitating paddle 10, agitating paddle lifting device 11, adjustable speed motor
12, main body frame 13, the first warm area thermoregulator 14, the second warm area thermoregulator 15, third warm area thermoregulator 16,
Batch-type furnace thermoregulator 17, cooled material flow regulator 18, die lifting device 20, batch-type furnace resistance wire 21, mold 22, pipe
Formula furnace resistance wire 23, the first warm area baffle 24, the second warm area baffle 25, third warm area baffle 26, tubular type furnace cavity 27 and box
Furnace cavity 28；
The agitating paddle lifting device 11 is installed on the top of main body frame 13；The adjustable speed motor 12 is fixed on stirring
The end of paddle lifting device 11, output end are fixed with agitating paddle 10；The tubular type furnace shell 9 is fixed in main body frame 13
Portion is located at 10 lower section of agitating paddle；Tubular type furnace cavity 27 is fixed on inside tubular type furnace shell 9；27 inner hollow of tubular type furnace cavity, is stirred
Mixing paddle 10 can extend into inside tubular type furnace cavity 27, realize the stirring to material；Inside tubular type furnace cavity 27 from top to bottom according to
Secondary to be provided with the first warm area, the second warm area and third warm area, the first warm area is used for the melting of metal, and the second warm area is used for molten metal
Increasing stick, third warm area is for heating；First warm area and the second warm area are separated by the first warm area baffle 24, the second warm area and the
Three-temperature-zone is separated by the second warm area baffle 25, forms three independent warm areas；27 inner wall of tubular type furnace cavity of each warm area
It is respectively and fixedly provided with ceramic wall, is provided with tube furnace resistance wire 23 between 27 inner wall of ceramic wall and tubular type furnace cavity；First warm area temperature
Adjuster 14 is electrically connected with the tube furnace resistance wire 23 of the first warm area, for adjusting the temperature of the first warm area；Second warm area temperature
Adjuster 15 is electrically connected with the tube furnace resistance wire 23 of the second warm area, for adjusting the temperature of the second warm area；Third warm area temperature
Adjuster 16 is electrically connected with the tube furnace resistance wire 23 of third warm area, for adjusting the temperature of third warm area；
The box furnace shell 6 is fixed on the lower part of main body frame 13, is located at 9 lower section of tubular type furnace shell, with tubular type furnace shell
Body 9 is connected to；Box furnace cavity 28 is fixed on inside box furnace shell 6；Box furnace cavity 28 is for inner hollow and without upper and lower top cover
Cavity, top is connected to the third warm area of tubular type furnace cavity 27, and is separated by third warm area baffle 26；Box furnace cavity 28
Inner wall even distribution is fixed with batch-type furnace resistance wire 21；Mold 22 is placed in the inside of box furnace cavity 28；Batch-type furnace thermoregulator
17 are electrically connected with batch-type furnace resistance wire 21, for adjusting the temperature in box furnace cavity 28；The punch retainer 22-7 with it is convex
Mould 22-6 is fixedly connected；The punch retainer 22-7 and the push/pull slot of box 6 inside top of furnace shell cooperate, and the two, which is constituted, moves
Dynamic pair, is able to achieve punch-pin 22-6 and skids off outside batch-type furnace, realizes that the translation of punch-pin 22-6 picks and places；The die block 22-4 with
Cavity plate 22-5 is fixedly connected；Die lifting device 20 is fixed on box 6 interior lower end of furnace shell, lift side and die block
22-4 is clamped or is connected, for realizing the lifting of cavity plate 22-5；The space that cavity plate 22-5 and punch-pin 22-6 is formed is type
Chamber 22-8, type chamber 22-8 are used for the molding of foam battenboard；Punch-pin 22-6 and cavity plate 22-5 is opened by the position of plesiotype chamber 22-8
There is snakelike cooling water channel 22-1, one end of cooling water channel 22-1 is connected to one end of cooled material connecting tube 19, other end connection
Pipeline flows out outside mold 22；The other end of cooled material connecting tube 19 is connected to cooled material source；Cooled material flow regulator 18 is pacified
Loaded in cooled material connecting tube 19, for realizing cooled material connecting tube 19 on-off and adjust cooled material in cooling water channel 22-1
Flow velocity；The side wall of cavity plate 22-5 is provided with penetrating gas vent 22-2, is set to the two sides of the central area type chamber 22-8, gas vent
The setting of 22-2 so that there are draught head between type chamber central area and lower regions and central area and box furnace cavity 28,
For in foaming process gas be easy type chamber center assemble；The mandril 22-3 is installed in the through-hole of cavity plate 22-5, with
Cavity plate 22-5 constitutes prismatic pair, can slide in through-holes, the taking-up for foam core board finished product.
Preferably, which further includes agitating paddle lifting device console 1, temperature control console 4 and cooled material flow control
Platform 5；The agitating paddle lifting device console 1, temperature control console 4 and cooled material flow control platform 5 are mounted on main body frame
Inside 13；Agitating paddle lifting device 11 is electrically connected with lifting device console 1, is controlled by lifting device console 1 and is realized lifting；
The temperature control console 4 respectively with the first warm area thermoregulator 14, the second warm area thermoregulator 15, third warm area temperature tune
It saves device 16 and batch-type furnace thermoregulator 17 is electrically connected, input and control for temperature parameter；Cooled material flow control platform 5 with
Cooled material flow regulator 18 is electrically connected.
Preferably, which further includes castor 7；Castor 7 is installed on 13 bottom of main body frame by pedestal, for setting
Standby push away is put, and castor 7 is equipped with parked device, it is ensured that the stability of equipment in use process.
Preferably, which further includes tubular type furnace cavity mounting flange 3；Tubular type furnace cavity mounting flange 3 respectively with tubular type
Furnace shell 9 is fixedly connected with tubular type furnace cavity 27, the fixation and positioning for tubular type furnace cavity 27；Tubular type furnace cavity mounting flange
3 middle parts have through-hole, for passing through for agitating paddle 10；
Preferably, which further includes locating flange 2；Locating flange 2 is fixed on tubular type furnace cavity mounting flange 3, in
Portion has through-hole, the positioning for agitating paddle 10；It is detachable when feeding；
Preferably, the stirring blade of 10 end of agitating paddle is moving vane, detachable to replace；It is installed on agitating paddle 10
There is chute feeder, agitating paddle material therefor is Ni3Al based high-temperature alloy, alloy specific strength with higher and compression strength, can
Bear larger pressure.
Preferably, box furnace cavity 28 is provided with protective gas access apertures 8, for preventing metal bath foamed forming process
The burning of the combustible metals such as the oxidation of middle metal and magnesium alloy, and cause the pressure difference between tube furnace and batch-type furnace convenient for metal
Melt enters type chamber.
Preferably, tubular type furnace cavity 27 and box furnace cavity 28 are all made of alumina fibre product, extremely low thermal conductivity
And specific heat capacity, it ensure that being rapidly heated and low accumulation of heat for burner hearth.Resistant heating is suitble to medium and low temperature heating system.
The center of the agitating paddle 10, tubular type furnace cavity 27 and mold 22 is located on same vertical axis.
Temperature control console 4 is using classical close loop negative feedback control system.
Tube furnace is used for the melting and stirring of raw material；Foaming and casting molding of the batch-type furnace for raw material.
The working principle of the invention and workflow are:
Firstly, agitating paddle 10 is risen from outside tubular type furnace cavity 27 using agitating paddle lifting device console 1, by tube furnace
The each warm area of cavity 27 and box furnace cavity 28 are warming up to required temperature and inside box furnace cavity 28 by protectiveness gas
Body access apertures 8 is passed through protective gas, and three baffles are pushed into furnace body at this time.
Metal is put into the first warm area of tubular type furnace cavity 27 and is fused into molten metal, the first warm area baffle 24 is released, and is closed
The first warm area thermoregulator 14 is closed, molten metal enters the second warm area.Successively by tackifier and foaming after melt temperature is stablized
Agent is successively added in the second warm area of tubular type furnace cavity 27, and is stirred using agitating paddle 10, opens the second warm area baffle 25, closes
The second warm area thermoregulator 15 is closed, molten metal enters the heat preservation of third warm area.
Agitating paddle 10 is risen from and replace stirring blade be pressure head, open third warm area baffle 26, using pressure head thrust with
Molten metal is sent into open cavity plate 22-5 by molten metal self gravity, closes third warm area thermoregulator 16.To molten metal
Completely into cavity plate 22-5, die lifting device 20 declines cavity plate 22-5, utilizes the push-and-pull of box 6 inside top of furnace shell
Slot is pushed into punch-pin 22-6, then makes cavity plate 22-5 rise to the shape forming cavity in conjunction with punch-pin 22-6 by die lifting device 20
22-8 after keeping the temperature reasonable time, closes batch-type furnace thermoregulator 17, by cooled material connecting tube 19 in cooling water channel 22-1
In be passed through cooled material.
The densified metal layer thickness of foam battenboard upper and lower surface passes through the cooled material that cooled material flow regulator 18 controls
Flow velocity is regulated and controled.After mold 22 is cooling, punch-pin 22-6 is taken out using the push/pull slot of box 6 inside top of furnace shell, then lead to
Crossing die lifting device 20 rises cavity plate 22-5, takes out cavity plate 22-5.Using mandril 22-3 by foam core board finished product top
Out.
Embodiment 1
Firstly, agitating paddle 10 is risen from outside tubular type furnace cavity 27 using agitating paddle lifting device console 1, by tube furnace
First temperature-raising region temperature raising of cavity 27 is to 700 DEG C, and the second temperature-raising region temperature raising is to 600 DEG C, and third temperature-raising region temperature raising is to 650 DEG C, box furnace chamber
Body 28 is warming up to 650 DEG C, is passed through protective gas by protective gas access apertures 8 inside box furnace cavity 28, and at this time three
A baffle is pushed into furnace body.
Aluminium block 400g is put into the first warm area of tubular type furnace cavity 27 and keeps the temperature 60min, is completely melt into molten aluminum to aluminium block,
First warm area baffle 24 is released, and the first warm area thermoregulator 14 is closed, and molten metal enters the second warm area.Stablize to temperature of aluminum liquid
Afterwards, the calcium particle tackifier that mass fraction is 0.4% are added in the second warm area of tubular type furnace cavity 27, with turning for 400r/min
Speed stirring 4min, adds the titantium hydride foaming agent that mass fraction is 0.6%, and the revolving speed of 800r/min stirs 1min, opens the
Two warm area baffles 25, close the second warm area thermoregulator 15, and molten metal enters the heat preservation of third warm area.
Agitating paddle 10 is risen from and replace stirring blade be pressure head, open third warm area baffle 26, using pressure head thrust with
Molten metal is sent into open cavity plate 22-5 by molten metal self gravity, closes third warm area thermoregulator 16.To molten metal
Completely into cavity plate 22-5, die lifting device 20 declines cavity plate 22-5, utilizes the push-and-pull of box 6 inside top of furnace shell
Slot is pushed into punch-pin 22-6, then makes cavity plate 22-5 rise to the shape forming cavity in conjunction with punch-pin 22-6 by die lifting device 20
22-8 after keeping the temperature 30s, closes batch-type furnace thermoregulator 17, is passed through in cooling water channel 22-1 by cooled material connecting tube 19
Cooled material.
The densified metal layer thickness of foam battenboard upper and lower surface passes through the cooled material that cooled material flow regulator 18 controls
Flow velocity is regulated and controled.After mold 22 is cooling, punch-pin 22-6 is taken out using the push/pull slot of box 6 inside top of furnace shell, then lead to
Crossing die lifting device 20 rises cavity plate 22-5, takes out cavity plate 22-5.Using mandril 22-3 by foam core aluminium sheet finished product
Ejection.
It can be seen that foam core aluminium plate product top and bottom are densified metal layer by Fig. 5 and Fig. 6, without obvious stomata,
Foam core aluminium plate product center is foam aluminium sandwich layer as seen from Figure 7, and sandwich layer porosity is high, the distribution of stomata
And size is more uniformly.
The present invention does not address place and is suitable for the prior art.
Claims (10)
1. a kind of mold for preparing foam battenboard, it is characterised in that the mold includes mandril, die block, cavity plate, punch-pin
And punch retainer；
The punch retainer is fixedly connected with punch-pin；The die block is fixedly connected with cavity plate；Cavity plate is formed with punch-pin
Space be type chamber, type chamber be used for foam battenboard molding；Punch-pin and cavity plate lean on the position of plesiotype chamber to be provided with cooling water channel,
Cooling water channel is used for the circulation of cooled material；The side wall of cavity plate is provided with penetrating gas vent, is set to the two sides of type chamber central area；
The mandril is installed in the through-hole of cavity plate, with cavity plate constitute prismatic pair, can slide in through-holes, for foam battenboard at
The taking-up of product.
2. the mold according to claim 1 for preparing foam battenboard, it is characterised in that the end and cavity plate inner cavity of mandril
Bottom surface is concordant, for foam core board finished product to be ejected to the quality for not influencing finished product simultaneously.
3. the mold according to claim 1 for preparing foam battenboard, it is characterised in that the size of type chamber can be by recessed
Mould surrounding, which installs gasket additional, to be realized；Gasket is uniformly installed on cavity plate surrounding, and punch-pin is contacted with gasket, the height of increment type chamber.
4. a kind of production equipment for preparing foam battenboard, it is characterised in that the equipment include box furnace shell, tubular type furnace shell,
Agitating paddle, agitating paddle lifting device, adjustable speed motor, main body frame, the first warm area thermoregulator, the second warm area temperature are adjusted
Device, third warm area thermoregulator, batch-type furnace thermoregulator, cooled material flow regulator, die lifting device, batch-type furnace electricity
Hinder any mold of silk, claim 1-3, tube furnace resistance wire, the first warm area baffle, the second warm area baffle, third temperature
Area's baffle, tubular type furnace cavity and box furnace cavity；
The agitating paddle lifting device is installed on the top of main body frame；The adjustable speed motor is fixed on agitating paddle lifting device
End, output end is fixed with agitating paddle；The tubular type furnace shell is fixed on the middle part of main body frame, is located under agitating paddle
Side；Tubular type furnace cavity is fixed on tube furnace enclosure interior；Agitating paddle can extend into tube furnace inside cavity；In tubular type furnace cavity
Portion is disposed with the first warm area, the second warm area and third warm area from top to bottom；First warm area and the second warm area pass through the first temperature
Area's baffle separates, and the second warm area and third warm area are separated by the second warm area baffle, forms three independent warm areas；Each temperature
The tube furnace cavity inner wall in area is respectively and fixedly provided with ceramic wall, and tube furnace resistance is provided between ceramic wall and tube furnace cavity inner wall
Silk；First warm area thermoregulator is electrically connected with the tube furnace resistance wire of the first warm area；Second warm area thermoregulator and second
The tube furnace resistance wire of warm area is electrically connected；Third warm area thermoregulator is electrically connected with the tube furnace resistance wire of third warm area；
The box furnace shell is fixed on the lower part of main body frame, is located at below tubular type furnace shell, is connected to tubular type furnace shell；Case
Formula furnace cavity is fixed on batch-type furnace enclosure interior；The top of box furnace cavity is connected to the third warm area of tubular type furnace cavity, and is led to
Third warm area baffle is crossed to separate；Batch-type furnace cavity inner wall is uniformly fixed with batch-type furnace resistance wire；Mold is placed in box furnace cavity
Inside；Batch-type furnace thermoregulator is electrically connected with batch-type furnace resistance wire；In the punch retainer and batch-type furnace case top
The push/pull slot of side cooperates, and the two constitutes prismatic pair, realizes that the translation of punch-pin picks and places；Die lifting device is installed on box furnace shell
Interior lower end, lift side are connect with die block, for realizing the lifting of cavity plate；One end of cooling water channel and cooled material connect
One end of adapter tube is connected to, and the other end flows out outside mold；The other end of cooled material connecting tube is connected to cooled material source；Cooling logistics
Fast adjuster is installed in cooled material connecting tube.
5. the production equipment according to claim 4 for preparing foam battenboard, it is characterised in that the equipment further includes stirring
Paddle lifting device console, temperature control console and cooled material flow control platform；The agitating paddle lifting device console, temperature control
Platform processed and cooled material flow control platform are mounted on inside main body frame；Agitating paddle lifting device is electrically connected with lifting device console
It connects；The temperature control console is adjusted with the first warm area thermoregulator, the second warm area thermoregulator, third warm area temperature respectively
Device and the electrical connection of batch-type furnace thermoregulator；Cooled material flow control platform is electrically connected with cooled material flow regulator.
6. the production equipment according to claim 4 for preparing foam battenboard, it is characterised in that the equipment further includes activity
Wheel；Castor is installed on main body frame bottom by pedestal；Castor is equipped with parked device, it is ensured that equipment in use process
Stability.
7. the production equipment according to claim 4 for preparing foam battenboard, it is characterised in that the equipment further includes tubular type
Furnace cavity mounting flange and locating flange；Tubular type furnace cavity mounting flange is fixed with tubular type furnace shell and tubular type furnace cavity respectively to be connected
It connects, the fixation and positioning for tubular type furnace cavity；There is through-hole, for the logical of agitating paddle in the middle part of tubular type furnace cavity mounting flange
It crosses；Locating flange is fixed on tubular type furnace cavity mounting flange, and middle part has through-hole, the positioning for agitating paddle；It can when feeding
Disassembly.
8. the production equipment according to claim 4 for preparing foam battenboard, it is characterised in that the stirring of agitating paddle end
Blade is moving vane, detachable to replace；Chute feeder is installed on agitating paddle.
9. the production equipment according to claim 4 for preparing foam battenboard, it is characterised in that box furnace cavity is provided with guarantor
Shield property gas access apertures, for preventing the combustion of the combustible metals such as the oxidation of metal and magnesium alloy in metal bath foamed forming process
It burns, and the pressure difference between tube furnace and batch-type furnace is caused to enter type chamber convenient for molten metal.
10. the production equipment according to claim 4 for preparing foam battenboard, it is characterised in that tubular type furnace cavity and box
Furnace cavity is all made of alumina fibre product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910433483.7A CN110042268B (en) | 2019-05-23 | 2019-05-23 | Mould and production equipment for preparing foam sandwich board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910433483.7A CN110042268B (en) | 2019-05-23 | 2019-05-23 | Mould and production equipment for preparing foam sandwich board |
Publications (2)
| Publication Number | Publication Date |
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| CN110042268A true CN110042268A (en) | 2019-07-23 |
| CN110042268B CN110042268B (en) | 2020-12-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910433483.7A Expired - Fee Related CN110042268B (en) | 2019-05-23 | 2019-05-23 | Mould and production equipment for preparing foam sandwich board |
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Cited By (3)
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|---|---|---|---|---|
| CN111421762A (en) * | 2019-12-31 | 2020-07-17 | 刘家叶 | Mold convenient for height adjustment for automobile production and preparation method thereof |
| WO2021147645A1 (en) * | 2020-01-20 | 2021-07-29 | 正合林兴业股份有限公司 | Scalable mold structure and foam preparation method thereof |
| CN113305282A (en) * | 2021-04-27 | 2021-08-27 | 山东高速高新材料科技有限公司 | Foamed aluminum production process based on electrified production equipment |
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| CN103060594A (en) * | 2013-02-01 | 2013-04-24 | 河北工业大学 | Complete equipment for producing foam aluminum |
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| CN103060594A (en) * | 2013-02-01 | 2013-04-24 | 河北工业大学 | Complete equipment for producing foam aluminum |
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| WO2021147645A1 (en) * | 2020-01-20 | 2021-07-29 | 正合林兴业股份有限公司 | Scalable mold structure and foam preparation method thereof |
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| Publication number | Publication date |
|---|---|
| CN110042268B (en) | 2020-12-25 |
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