CN107000048A - Automatic pouring device and automatic pouring method with pressurization function - Google Patents
Automatic pouring device and automatic pouring method with pressurization function Download PDFInfo
- Publication number
- CN107000048A CN107000048A CN201480083680.6A CN201480083680A CN107000048A CN 107000048 A CN107000048 A CN 107000048A CN 201480083680 A CN201480083680 A CN 201480083680A CN 107000048 A CN107000048 A CN 107000048A
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- Prior art keywords
- casting mold
- molten metal
- casting
- bulk material
- aperture
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D39/00—Equipment for supplying molten metal in rations
- B22D39/02—Equipment for supplying molten metal in rations having means for controlling the amount of molten metal by volume
- B22D39/026—Equipment for supplying molten metal in rations having means for controlling the amount of molten metal by volume using a ladler
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D18/00—Pressure casting; Vacuum casting
- B22D18/04—Low pressure casting, i.e. making use of pressures up to a few bars to fill the mould
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D27/00—Treating the metal in the mould while it is molten or ductile ; Pressure or vacuum casting
- B22D27/09—Treating the metal in the mould while it is molten or ductile ; Pressure or vacuum casting by using pressure
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D27/00—Treating the metal in the mould while it is molten or ductile ; Pressure or vacuum casting
- B22D27/09—Treating the metal in the mould while it is molten or ductile ; Pressure or vacuum casting by using pressure
- B22D27/13—Treating the metal in the mould while it is molten or ductile ; Pressure or vacuum casting by using pressure making use of gas pressure
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D39/00—Equipment for supplying molten metal in rations
- B22D39/02—Equipment for supplying molten metal in rations having means for controlling the amount of molten metal by volume
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Casting Support Devices, Ladles, And Melt Control Thereby (AREA)
Abstract
The present invention provide it is a kind of efficiently only desired cavity filling molten metal and be allowed to solidification apparatus for pouring.Automatic pouring device (1) with pressurization function possesses：Unit (10) is poured into a mould, it has the casting ladle (2) to casting mold (A) casting molten metal, casting ladle can be moved to the parallel and rectangular direction of the casting mold line (L) with carrying multiple casting molds；Molten metal presser unit (20), it is supported in cast unit, gas-pressurized and bulk material, the casting mold supply gas-pressurized and bulk material of casting mold adjoining of the molten metal presser unit pair with pouring into a mould unit casting molten metal are supplied to the casting mold for being filled with molten metal.
Description
Technical field
The present invention relates to the apparatus for pouring used in casting factory and method.More particularly to have to the melting in casting mold
The apparatus for pouring and method for the pressurization function that metal is pressurizeed.
Background technology
In casting factory, by the way that the molten metal for being melt the high temperature that furnace is melted is poured into casting mold at cast,
So as to cast article.When being poured into a mould to casting mold, to consider the shrink mark of the solidification stages of casting mold, by molten metal cast until
The substantially upper surface of sprue cup.After casting mold cooling, casting mold is dismantled.Moreover, gate part, gate portion in addition to product department with
And oral area is emitted eventually as unwanted part from product separation, as material is returned, for melting again.The unwanted portion
/ in, in order to ensure the viability of product department, emit necessary to oral area is process of setting, still, in cast, for die cavity
Filling, it is only necessary to gate portion and gate part.
From in the past, a kind of casting is proposed, it is among casting mold die cavity, only in desired cavity filling molten metal
And be allowed to solidify.For example, in the method described in Japanese Patent No. 4150764, gas-pressurized is supplied from gate part, will be molten
Melt metal filled to desired die cavity and be allowed to solidify.Accordingly, it would be desirable to maintain the pressure of gas-pressurized until molten metal coagulates
Gu.Also, in order to which molten metal to be enclosed to desired die cavity using gas-pressurized, until the time of solidification is also longer, efficiency
Lowly.In addition in the method described in Japanese Unexamined Patent Publication 2010-269345, start cast and desired die cavity same volume
Molten metal after, in molten metal to before the end-of-fill of die cavity, die cavity is sent into from gate part by added material.Moreover,
Cavity filling added material beyond desired die cavity.However, according to the configuration of die cavity, gate portion, gate part shape,
Because heat is moved in added material, so the surface temperature of molten metal can be reduced.So, molten metal is being filled to institute
Before desired die cavity, surface just starts solidification, and the resistance for being pressed into added material increases.Accordingly, there exist desired melting
The situation that the filling of metal is difficult to.
The content of the invention
Therefore, it is an object of the invention to provide apparatus for pouring and method, efficiently casting mold can be poured into a mould, in casting mold
Among die cavity, only reliably fill molten metal in desired cavity portion and be allowed to solidify.
The automatic pouring device 1 with pressurization function of the present invention, for example, as shown in Figure 1, Figure 2, shown in Fig. 5 and Fig. 6, have
It is standby：Unit 10 is poured into a mould, it has the casting ladle 2 to casting mold A casting molten metals, above-mentioned cast unit 10 can be along the multiple castings of carrying
Type A casting mold line L movements；And molten metal presser unit 20, it is supported in cast unit 10, poured to by cast unit 10
The casting mold A supply gas-pressurizeds and bulk material of molten metal are noted, molten metal presser unit 20 possesses：Hopper 22, it stockpiles powder
Plastochondria；Aperture 26, its casting mold A with being injected with molten metal cast gate A1 is tightly connected, and gas-pressurized and bulk material are sent into
In casting mold A；Measuring room 24, it makes the amount of the bulk material supplied from hopper 22 to aperture 26 be defined amount；Pipe arrangement 28, it is to meter
Measure room 24 and import gas-pressurized；And pipe arrangement 30, it is connected with aperture 26, imports gas-pressurized, molten metal presser unit 20
To casting mold A (2) the supply gas-pressurizeds and bulk material among multiple casting mold A, above-mentioned casting mold A (2) and the cast cast of unit 10 are molten
The casting mold A (1) for melting metal is adjacent.In addition, casting mold A is when separately representing, as casting mold A (1), A (2) ... so
Distinguished (reference picture 6) with the numeral in ().
If constituting as such, gas-pressurized is supplied to bulk material from molten metal presser unit to be injected by cast unit
The casting mold of molten metal.By supplying gas-pressurized, molten metal is pressed into desired die cavity, by supplying ormal weight
Bulk material, as the state in the molten metal formation lid for being pressed into die cavity.Moreover, moved by heat in bulk material, from
And the molten metal of die cavity entrance is cooled down and solidified.Thus, a kind of automatic pouring device can be turned into, it can be efficiently to casting mold
Poured into a mould, among casting mold die cavity, only reliably fill molten metal in desired cavity portion and be allowed to solidify.In addition,
Because molten metal presser unit is to casting mold adjacent with pouring into a mould the casting mold of unit casting molten metal among multiple casting molds
Gas-pressurized and bulk material are supplied, so molten metal presser unit can be after cast unit be poured into a mould casting mold, horse
Upper supply gas-pressurized and bulk material.
In the above-mentioned automatic pouring device 1 with pressurization function, for example, as shown in figure 4, molten metal presser unit
20 can also move aperture 26 to direction parallel and rectangular the casting mold line L with carrying multiple casting mold A.If structure as such
Into even if then the position of cast gate changes, cast unit moves to be directed at the position of new cast gate, rapidly and can also hold
Change places and the cast gate of aperture and casting mold is tightly connected.
In the above-mentioned automatic pouring device 1 with pressurization function, for example, shown in Fig. 2, can also possess detection casting mold
The position sensor 50 of A cast gate A1 position, makes aperture 26 be moved to cast gate A1 position.If constituting as such, due to
The position of cast gate is detected using position sensor, and moves molten metal presser unit, so can be rapidly and accurate
Ground makes the position of the cast gate of aperture alignment casting mold, and is tightly connected.
In the above-mentioned automatic pouring device 1 with pressurization function, for example, as shown in Figure 1 and Figure 2, pouring into a mould unit
10 possess the row chassis 4 that can be moved to the direction parallel with casting mold line L with row chassis 4 can to casting mold line L
The front and rear chassis 6 of orthogonal direction movement, molten metal presser unit 20 can also be supported in row chassis 4.If as such
Constitute, even if then changing from the position on the casting mold line that casting ladle is poured into a mould casting mold, due to the position and the position in aperture of cast
Put and kept according to casting mold-case, so the cast and the confession of the gas-pressurized and bulk material of molten metal presser unit of cast unit
To can always simultaneously carry out.Also, even in due to the cast cost time, so pouring into a mould while carrying out the case that pushes away of casting mold
In the case of, because molten metal presser unit is together moved with cast unit, so also can continue to gas-pressurized and bulk material
Supply.
In the above-mentioned automatic pouring device 1 with pressurization function, bulk material can also be husky for dry silicon.If powder
Body is husky for dry silicon, then when being supplied into casting mold, and mobility preferably, is difficult to block in gate portion, even if also, with height
The molten metal contact of temperature also undergoes no deterioration, and cheap and readily available, as the preferable automatic casting dress of ease of use
Put.
In addition the present invention the automatic pouring method with pressurization function be, for example, as shown in Figure 1, Figure 2, Fig. 5 and Fig. 6 institutes
Show, from along the casting mold line L for carrying multiple casting mold A and the casting ladle 2 that moves to casting mold A casting molten metals, from molten metal plus
Pressure unit 20 supplies the bulk material of gas-pressurized and ormal weight, molten metal presser unit to the casting mold A for being cast with molten metal
20 possess：Hopper 22, it stockpiles bulk material；Aperture 26, its casting mold A with being injected with molten metal cast gate A1 is tightly connected,
By in gas-pressurized and bulk material feeding casting mold A；Measuring room 24, it makes the amount of the bulk material supplied from hopper 22 to aperture 26 be
Defined amount；First pipe arrangement 28, it imports gas-pressurized to measuring room 24；And second pipe arrangement 30, it is connected simultaneously with aperture 26
And gas-pressurized is imported, molten metal presser unit 20 is moved together with casting ladle 2 along casting mold line L, above-mentioned automatic pouring method bag
Include：Mobile process, is injected with the cast gate A1 of the first casting mold A (1) on the casting mold line L for carrying multiple casting mold A position and melted
The mode of metal moves casting ladle 2；Process is poured into a mould, from casting ladle 2 to first casting mold A (1) casting molten metal；Process is connected, by hole
26 the second casting mold A (2) with being cast with molten metal of mouth cast gate A1 is tightly connected, above-mentioned second casting mold A (2) and the first casting mold
A (1) is adjacent；Process is sent into, via aperture 26, gas-pressurized is sent into the second casting mold A (2) from the second pipe arrangement 30；Measurement process,
Using measuring room 24, the bulk material for being accumulated in hopper 22 is measured as defined amount；And feeding process, from the first pipe arrangement 28 to
Measuring room 24 supplies gas-pressurized, and via aperture 26, the bulk material measured is sent into the second casting mold A (2).
If constituting as such, the bulk material of gas-pressurized and ormal weight is supplied to from pouring from molten metal presser unit
Bag has poured into a mould the casting mold of molten metal.By supplying gas-pressurized, molten metal is pressed into desired die cavity, is advised by supplying
Quantitative bulk material, as the state in the molten metal formation lid for being pressed into die cavity.Moreover, being moved by heat in bulk material
It is dynamic, so that the molten metal of die cavity entrance is cooled down and solidified.Thus, efficiently casting mold can be poured into a mould as one kind, only
Cavity portion desired by among casting mold die cavity reliably fills molten metal and is allowed to the automatic pouring method of solidification.
In the above-mentioned automatic pouring method with pressurization function, for example, as shown in Fig. 2 can also possess：Detect work
Sequence, the second casting mold A (2) cast gate A1 position is detected using position sensor 50；Mobile process, based on detected position
And move aperture 26.If constituting as such, based on position detected by sensor, aperture pair can be made rapidly and exactly
The position of the cast gate of quasi- casting mold, and be tightly connected.
, can also be molten to the first casting mold A (1) cast to stop in the above-mentioned automatic pouring method with pressurization function
Melt the time of metal with stopping sending into gas-pressurized and bulk material the second casting mold A (2) time consistency, and on casting mold line L
Multiple casting mold A start to be pushed away time of case also consistent mode be controlled.If constituting as such, due to being poured from casting ladle
The casting mold after molten metal is noted to carry out pushing away case, gas-pressurized and powder can be supplied from molten metal presser unit at once
Body, so being filled as the molten metal in a kind of casting mold before solidification is started to defined die cavity, and only desired
Cavity portion reliably fill molten metal and be allowed to solidification automatic pouring method.
In the above-mentioned automatic pouring method with pressurization function, the position of the cast gate A1 in the first casting mold A (1) from
In the case that the position of cast gate A1 in second casting mold A (2) changes, can also carry out with can to the first casting mold A (1) cast gate
The process that the mode of A1 cast moves casting ladle 2, thereafter, in the molten metal presser unit 20 moved together with casting ladle 2, also may be used
Aperture 26 is moved in the way of so that the casting mold A (2) of aperture 26 and second cast gate A1 is tightly connected.If constituting as such, i.e.,
Make to move cast unit in the way of it can pour into a mould cast gate from casting ladle, cast unit also may be used with molten metal presser unit
Kept at a distance according to casting mold-case.On this basis, in order to be directed at the position of cast gate as needed, as long as moving aperture.By
This, can suppress smaller by the movement in aperture, aperture is aligned with cast gate.
In the above-mentioned automatic pouring method with pressurization function, bulk material can also be husky for dry silicon.If powder
Body is husky for dry silicon, then when being supplied into casting mold, and mobility preferably, is difficult to block in gate portion, even if also, with height
The molten metal contact of temperature also undergoes no deterioration, and cheap readily available, as the preferable automatic pouring method of ease of use.
Brief description of the drawings
Fig. 1 is the top view of the automatic pouring device with pressurization function of an embodiment of the invention.
Fig. 2 is the front view of the automatic pouring device with pressurization function of an embodiment of the invention.
Fig. 3 is the top view of an embodiment of molten metal presser unit.
Fig. 4 is the side view of an embodiment of molten metal presser unit.
Fig. 5 is the compression system figure of an embodiment of molten metal presser unit.
Fig. 6 is the cast process for the automatic pouring device with pressurization function for representing an embodiment of the invention
Top view.
Fig. 7 is the pressurization operation for the automatic pouring device with pressurization function for representing an embodiment of the invention
Side view.
Fig. 8 be the automatic pouring device with pressurization function for representing an embodiment of the invention pressurization terminate after
It is back to the side view in the case of original position.
Embodiment
Hereinafter, based on accompanying drawing, the automatic of molten metal presser unit that be provided with of an embodiment of the invention is poured
Dispensing device is illustrated.Fig. 1 is the automatic casting for being provided with molten metal presser unit 20 of an embodiment of the invention
The floor map of device 1.As shown in figure 1, automatic pouring device 1 with can with carry casting mold casting mold line L be arranged in parallel
Track B on the mode that travels and be configured.
Fig. 2 is the front schematic view of the automatic pouring device 1 shown in Fig. 1.As shown in Fig. 2 row chassis 4 is can travel
Mode be placed in and set on track B on the ground, front and rear chassis 6 to the direction orthogonal with track B can move
Mode is placed on row chassis 4.Specifically, on the upper surface of row chassis 4, set along the direction orthogonal with track B
Track (not illustrating) is equipped with, front and rear chassis 6 is travelled in orbit.Lowering or hoisting gear 8 is provided with front and rear chassis 6.Lowering or hoisting gear 8
Tiling arrangement 3 is moved to vertical direction, above-mentioned tiling arrangement 3 makes the casting ladle 2 for stockpiling molten metal fascinate.Thereby, it is possible to three-dimensional
Move casting ladle 2 in ground.Moreover, tiling arrangement 3 makes casting ladle 2 fascinate, the molten metal in casting ladle 2 is poured into a mould to casting mold A.
Molten metal presser unit 20 is arranged on the row chassis 4 of automatic pouring device 1.On row chassis 4, melting
Metal presser unit 20 is relative to casting mold A (1) of the automatic pouring device 1 from the casting molten metal of casting ladle 2 is utilized, and being arranged at can
On casting mold line L the position of gas-pressurized, bulk material is supplied to the casting mold A (2) in a downstream.By like this in row platform
Molten metal presser unit 20 is set on car 4, so as to easily set molten metal to pressurize in the apparatus for pouring set
Unit 20.In addition, will not also turn into the obstacle of the movement of cast unit 10.
Fig. 3 is the vertical view that molten metal presser unit 20 is only represented in the automatic pouring device 1 configured along casting mold line L
Figure, Fig. 4 is the side schematic view from the side of molten metal presser unit 20 of automatic pouring device 1.In molten metal pressurization
In unit 20, support 12 is arranged on row chassis 4.The top of support 12 is by using the direction with casting mold line L-orthogonal to be axial
Beam is constituted.Molten metal presser unit front and rear part 14 in the way of the movement of the direction of casting mold line L-orthogonal by can be to being configured at branch
On frame 12.Molten metal presser unit row portion 16 is configured at molten metal in the way of it can be moved in parallel with casting mold line L and added
Press on unit front and rear part 14.Molten metal presser unit row portion 16 is provided with molten metal presser unit lifting unit 18.
For supplying gas-pressurized from molten metal presser unit 20 to casting mold A, the equipment of bulk material is supported in melting
Metal presser unit lifting unit 18, can dimensionally be moved.Molten metal presser unit 20 has：Hopper 22, it stockpiles powder
Body；Aperture 26, its casting mold A with being cast with molten metal cast gate A1 is tightly connected, and gas-pressurized and bulk material are sent into and cast
In type A；And pipe arrangement 44, it is connected from hopper 22 to aperture 26.Also, as shown in figure 5, molten metal presser unit 20 has
It is standby：Measuring room 24, the amount of its bulk material for making to supply from hopper 22 to aperture 26 in pipe arrangement 44 is defined amount；And first ball
The ball valve 34 of valve 32 and second, it is used as open and close valve.In addition, possessing the second pipe arrangement that gas-pressurized is connected and imported with aperture 26
30 the first pipe arrangement 28 with importing gas-pressurized to measuring room 24.First pipe arrangement 28 is provided with for making gas-pressurized to measuring room
The first open and close valve 36 that 24 supply starts or stopped, the second pipe arrangement 30 is provided with for making gas-pressurized to the supply in aperture 26
The flow rate regulating valve 40 that the second open and close valve 38 and the amount of the gas-pressurized to being supplied for starting or stopping are adjusted.And
And, aperture 26 is provided with pressure sensor 42, the gas-pressurized that above-mentioned 42 pairs of pressure sensor is conveyed from aperture 26 to casting mold A
Pressure is measured.Constituted using hopper 22, pipe arrangement 44, measuring room 24 and aperture 26 to casting mold A supply gas-pressurizeds with adding
The pressurized equipment 46 of the bulk material of pressure.In addition, the second pipe arrangement 30 is connected, lead into the situation of gas-pressurized with aperture 26, except
Outside the situation for being directly connected to aperture 26, also connect indirectly including the pipe arrangement 44 being connected between the second ball valve 34 and aperture 26
Situation about connecing.
Also, as shown in figure 4, possessing case pressing piece 48, it is used to supply pressurization gas from molten metal presser unit 20
When body, bulk material, pressed in the way of casting mold A is not offset.Case pressing piece 48 possesses cylinder and is connected with the front end of cylinder
Pressing plate (not illustrating), in the operation of molten metal presser unit 20, by using pressing plate from top press die-casting die A,
So as to stably fix casting mold A.Because casting mold A will not be offset, so being easy to keep aperture 26 and cast gate A1's airtight.This
Outside, the known method beyond cylinder can also be used to press pressing plate.
Row chassis 4, front and rear chassis 6, lowering or hoisting gear 8, molten metal presser unit front and rear part 14, molten metal pressurization are single
First row portion 16, molten metal presser unit lifting unit 18 are moved using servo motor, can be moved to accurate position,
It is advantageous to.But, these mobile devices can also be the known method beyond servo motor.
Next, also referring to Fig. 6~Fig. 8, the effect to the automatic pouring device 1 of above-mentioned composition is illustrated.In casting
On molded line L and show multiple casting mold A.The casting ladle 2 of cast unit 10 is filled with the molten metal from smelting furnace etc..First, fill out
The casting ladle 2 of full molten metal is moved to being poured into a mould to casting mold A on casting mold line L and melted using row chassis 4 and front and rear chassis 6
Position in the plane of metal.After once-cast has been carried out, for cast gate A1 position identical casting mold A, horizontal stroke will not be utilized
Row chassis 4 and the movement casting ladle 2 of front and rear chassis 6, can be poured into a mould cast gate A1.In the position identical casting mold to cast gate A1
In the case that A is poured into a mould, the casting mold on casting mold line L is pushed away after case by case, and cast is proceeded by after the stipulated time.There is also
Stipulated time is the situation of 0 second.In addition, in the case of being changed in cast gate A1 position, being detected based on position sensor 50
The cast gate A1 arrived position, casting ladle 2 is re-moved in casting molten metal part using row chassis 4 and front and rear chassis 6.I.e.
Cast gate A1 position is not changed, in the nozzle for the outpouring molten metal deterioration of casting ladle 2, outpour the direction change of molten metal
In the case of, row chassis 4 and front and rear chassis 6 are also moved in the way of being poured into a mould exactly to cast gate A1, amendment is carried out
The position of the casting ladle 2 of cast.
Casting ladle 2 is risen and is tilted using tiling arrangement 3 using lowering or hoisting gear 8, start the cast gate A1 in empty casting mold A
Casting molten metal.Using Weight metering device (not shown), the amount of the molten metal to being poured into a mould is measured, if confirming to pour
Ormal weight is noted, then cast terminates.In addition, pouring the precision of fluence to improve, it can not long ago start contracting as ormal weight
The amount (making inclined angle slowly reduce) of small cast, terminates cast once as ormal weight.Here, so-called ormal weight
Molten metal, refers to that casting, as the molten metal of the amount needed for the casting of casting mold A product, is the appearance in desired die cavity
Molten metal of the product plus the amount of the volume of shrink mark.The molten metal of ormal weight can not also include allowance.Even if cast regulation
The molten metal of amount a, part for molten metal can also be retained in gate portion, free in the top residual of desired die cavity
Between.
While being poured into a mould to empty casting mold A, in molten metal presser unit 20, to being cast with molten metal
Casting mold A (2) supplies gas-pressurized and bulk material.Casting mold A (2) position is detected using sensor 50, is pressurizeed using molten metal
Unit front and rear part 14 and molten metal presser unit row portion 16, make aperture 26 be moved to cast gate A1 surface.In addition,
Supply after a gas-pressurized and bulk material, it is not necessary to added using molten metal presser unit front and rear part 14 and molten metal
Press position identical casting mold A movement aperture 26 of the unit row portion 16 relative to cast gate A1.In the position identical to cast gate A1
In the case that casting mold A is poured into a mould, the casting mold on casting mold line L is pushed out after one case, after the stipulated time start gas-pressurized with
The supply of bulk material.There is also the situation that the stipulated time is 0 second.In addition, in the case of being changed in cast gate A1 position, making hole
Mouth 26 is moved to cast gate A1 surface again.In this case, in order that upstream cast unit 10 casting ladle 2 position with
New cast gate A1 position alignments, row chassis 4 and front and rear chassis 6 are moved.Thus, molten metal presser unit 20 is being utilized,
To cast gate A1 position so far identical casting mold A supply gas-pressurized with before bulk material, the position of molten metal presser unit 20
It is mobile.But, due to detecting the position of cast gate using sensor 50, so pour rapidly and exactly the alignment of aperture 26
Mouth A1 position.Even if cast gate A1 position is constant, the feelings of the position for the casting ladle 2 poured into a mould are corrected in mobile cast unit 10
Under condition, the position of the cast gate A1 detected by sensor 50 is may be based on, aperture 26 is moved to cast gate A1 surface.
As shown in fig. 7, declining pressurized equipment 46, i.e. aperture 26 using molten metal presser unit lifting unit 18.If molten
Melt metal presser unit lifting unit 18 make aperture 26 decline power, the moment of torsion of such as servo motor reach defined size, then under
Drop terminates.That is, aperture 26 and cast gate A1 pressing reaction force turns into setting.Therefore, aperture 26 and cast gate A1 is with appropriate
Intensity is contacted.Thus, aperture 26 and cast gate A1 is tightly connected, also, will not damage casting mold A, aperture 26.In addition it is also possible to simultaneously
Non-usage molten metal presser unit lifting unit 18 makes the power that aperture 26 declines, but uses load cell even load sensor pair
Aperture 26 is measured by die-casting die A power, judges that the decline in aperture 26 terminates.In addition, case pressing piece 48 declines pressing plate,
Casting mold A (2) is fixed.
If aperture 26 is covered in cast gate A1 formation, casting mold A (2) is airtightly connected to cast gate A1, then opens the second open and close valve
38, supply gas-pressurized via aperture 26 is interior from the second pipe arrangement 30 to casting mold A (2).In addition, the first open and close valve 36 is opened, from the
One pipe arrangement 28 imports gas-pressurized to measuring room 24, supplies the bulk material in measuring room 24 in casting mold A (2) via aperture 26.
The molten metal in casting mold A (2) is pressed into desired die cavity using gas-pressurized and bulk material.
Here, the method for being carried out gas pressurized in casting mold A using the pressurized equipment 46 shown in Fig. 5 is illustrated.
When aperture 26 is connected to casting mold A, the first ball valve 32, the second ball valve 34, the first open and close valve 36 and the second open and close valve 38, which turn into, to close
Closed state.If the decline in aperture 26 terminates, the second open and close valve 38 is opened, authorized pressure is turned into the value of pressure sensor 42
Mode is controlled to flow rate regulating valve 40, and supplies gas-pressurized into casting mold A from the second pipe arrangement 30.So-called regulation pressure
Power refers to the pressure being pressed into molten metal in die cavity.The pressurized state is kept into for the stipulated time.It is residual by being kept for the stipulated time
Stay the air in the top in die cavity due to the casting mold A of sand mold gas permeability, metal can be melted out of die cavity internal leakage, die cavity
Fill up.
Then, the method that bulk material is blown into casting mold A is illustrated.First, bulk material measuring room 24 has stockpiled rule
Quantitative bulk material.If the decline in aperture 26 terminates, the second ball valve 34 and the first open and close valve 36 are opened, from the first pipe arrangement 28
Convey gas-pressurized.By being blown into for the gas pressurized and bulk material, in gate portion, bulk material is piled up in molten metal
Decline, as plug.
If by the stipulated time, the decline contacted with the bulk material of molten metal starts to solidify and stably, then closed
Close the second ball valve 34, the first open and close valve 36 and the second open and close valve 38.Moreover, molten metal presser unit 20 is increased, such as Fig. 8
It is shown, aperture 26 is separated from casting mold A.Meanwhile, the pressing plate of case pressing piece 48 is increased.
In addition, after the second ball valve 34 is closed, opening the first ball valve 32, the bulk material in hopper 22 is imported into measuring room
24.By closing the first ball valve 32 after the stipulated time, so as to stockpile the bulk material of ormal weight in measuring room 24.By from
Bulk material is imported measuring room 24 by hopper 22 according to the regulation time, so as to be measured to the bulk material of ormal weight.In addition, also may be used
With the amount to the bulk material in measuring room 24, for example, weight is measured, once as ormal weight, just close the first ball valve
32.The bulk material of so-called ormal weight, refers to by supplying bulk material to gate portion, so as to be pressed into desired die cavity
Molten metal can not the amount of gate portion adverse current bulk material.
If cast and the supply of gas-pressurized and bulk material terminate, multiple casting mold A on casting mold line L are pushed out one
Case.That is, it is defeated as shown in fig. 6, the casting mold A (2) before cast unit 10 is transported to before molten metal presser unit 20
Send new empty casting mold A (1).In cast unit 10, poured into a mould from casting ladle 2 to empty casting mold A (1).In molten metal plus
Press in unit 20, to supplying gas-pressurized and bulk material using the casting mold A (2) poured into a mould after unit 10 is poured into a mould.
In automatic pouring device 1, after the cast to casting mold A of cast unit 10 terminates, melting gold is preferably utilized as early as possible
Belong to the supply gas-pressurized of presser unit 20 and bulk material.This be in order to start in the molten metal being cast in casting mold A solidification
Before, molten metal is pressed into desired die cavity using gas-pressurized and bulk material.In the pressurization of molten metal presser unit 20
In the case that the supply of gas and bulk material is longer than the time that is spent of cast for pouring into a mould unit 10 so that cast unit 10 to
Casting mold A (1) the cast end time sends into gas-pressurized and bulk material knot with molten metal presser unit 20 to casting mold A (2)
Multiple casting mold A on the time consistency of beam, also, casting mold line L start to push away time of case, and also consistent mode is controlled.This
In, in situation about being controlled in a uniform matter, also the situation inconsistent including the deviation due to device generation time, by
In start estimation allowance for each unit 10,20, casting mold line L work and it is inconsistent in the case of.
As gas-pressurized used in automatic pouring device 1, air is representational, but be not limited to that air.
As bulk material used in automatic pouring device 1, for example, the heat-resisting of fire proofed wood bulk material, sand, steel ball etc. can be suitably used
The bulk material of property, but it is not limited to these.
As described above, due to after casting mold A injection molten metals, making aperture 26 be tightly connected with cast gate A1 at once, profit
Pressurizeed with gas-pressurized, bulk material is filled, so molten metal can be filled in into institute before molten metal starts solidification
In desired die cavity.
After molten metal is filled into die cavity, the plug of molten metal can be turned into by being put to the bulk material in gate portion
Son.Thereby, it is possible to prevent molten metal from returning to gate portion etc..Therefore, because can be rapidly and reliably by molten metal
Filling is to die cavity, and bulk material can turn into the plug of molten metal, so the return of molten metal can be prevented.Therefore, dismantle
Casting after casting mold will not be in the part generation equivalent to gate portion, gate part.
In addition, being formed as the casting mold after plug from molten metal presser unit 20 using bulk material, i.e., filled from automatic casting
Put 1 progress and push away case, solidify molten metal.That is, in automatic pouring device 1, next casting mold A can be made at once
Industry, efficiency high.
Also, due to being separated with cast unit 10, the molten metal after cast is filled out using molten metal presser unit 20
Fill in die cavity, so cast and the gas-pressurized and the supply energy of bulk material of molten metal presser unit 20 of cast unit 10
It is enough to carry out simultaneously.That is, casting process can be made efficient.
Further, since by carrying out the pressurization using gas-pressurized and the supply of bulk material simultaneously, so as to utilize plus-pressure
Both power with being blown into bulk material fills molten metal to die cavity, so can be rapidly and reliably by molten metal
In filling to die cavity.If in addition, being carried out in advance using supply of the pressurization than bulk material of gas-pressurized, due to powder can be prevented
The cooling of molten metal caused by body, and the solidification of molten metal caused by cooling will not be produced, so can be quickly and easily
Molten metal is filled in die cavity.
In automatic pouring device 1, relative to the casting mold A (1) of the casting molten metal of casting ladle 2 from cast unit 10, melt
Melt metal presser unit 20 and be arranged on casting mold line L and can supply gas-pressurized, powder to the casting mold A (2) in a downstream
The position of body.Thus, it is easy to set up molten metal presser unit in configured cast unit, it transform as with molten metal
The automatic pouring device of pressurization function.Further, since what molten metal presser unit 20 was abutted to the casting mold A (1) with being cast
Casting mold A (2) supplies gas-pressurized and bulk material, so cast unit 10 is after being poured into a mould casting mold A (2), can be at once
Supply gas-pressurized and bulk material.Thus, it is easy to before the molten metal in casting mold A (2) starts solidification, filling is allowed to extremely to wish
The die cavity of prestige.That is, the pressure of gas-pressurized can be also reduced, the ormal weight of the bulk material of supply is reduced.
In automatic pouring device 1, molten metal presser unit 20 is supported on the row chassis 4 of cast unit 10.Therefore,
In the case of the situation that casting mold A cast gate A1 position changes or nozzle deterioration in casting ladle 2, first of all for making casting ladle 2
Cast gate A1 is directed at, row chassis 4 and the movement cast unit 10 of front and rear chassis 6 is utilized.Next, in order to as needed, making
Aperture 26 is aligned with cast gate A1, to move molten metal presser unit front and rear part 14 and the melting of molten metal presser unit 20
Metal presser unit row portion 16.In this case, because casting ladle 2 is kept at a distance with aperture 26 according to casting mold-case, so can
Suppress the displacement in aperture 26.Therefore, it is possible to rapid and reliably progress molten metal presser unit 20 movement, and
It can continuously run.In addition, molten metal presser unit 20 can also be arranged at the position beyond the row chassis 4 of cast unit 10
Put, can also be arranged at pouring into a mould the support that unit 10 is separated.
Although being omitted in explanation before, tiling arrangement 3, row chassis 4, front and rear chassis 6, lifting dress
Put 8, molten metal presser unit front and rear part 14, molten metal presser unit row portion 16, molten metal presser unit lifting unit
18th, case pressing piece 48, the first ball valve 32, the second ball valve 34, the first open and close valve 36, the second open and close valve 38, flow rate regulating valve 40 etc.
Operation can also be carried out automatically or according to the input of user by control device (not illustrating).
In addition, in explanation before, mobile aperture 26 is to utilize molten metal presser unit front and rear part 14 and melting gold
Category presser unit row portion 16 is moved, but the pipe arrangement 44 in downstream from the second ball valve 34, can also be made to have flexibility,
Mobile aperture 26.In this case, if making aperture 26 significantly move using the flexibility of pipe arrangement 44, it should be noted pipe arrangement 44
Bending can become big, and the circulation of bulk material can be deteriorated.Thus, even if making pipe arrangement 44 that there is flexibility, add it is also preferred that possessing molten metal
Press unit front and rear part 14 and molten metal presser unit row portion 16.
In addition, the invention is not limited in specifically preferred embodiment, the skill described in the scope in claim
In the range of art thought, those skilled in the art can realize various application.
The reference for representing main used in this specification and accompanying drawing is concentrated below.
Description of reference numerals：
A ... casting molds；A1 ... cast gates；B ... tracks；L ... casting mold lines；1 ... automatic pouring device；2 ... casting ladles；3 ... fascinate dress
Put；4 ... row chassis；6 ... front and rear chassis；8 ... lowering or hoisting gears；10 ... cast units；12 ... supports；14 ... molten metals pressurize
Unit front and rear part；16 ... molten metal presser unit row portions；18 ... molten metal presser unit lifting units；20 ... molten metals
Presser unit；22 ... hoppers；24 ... measuring rooms；26 ... apertures；28 ... first pipe arrangements；30 ... second pipe arrangements；32 ... first ball valves；
34 ... second ball valves；36 ... first open and close valves；38 ... second open and close valves；40 ... flow rate regulating valves；42 ... pressure sensors；44…
Pipe arrangement；46 ... pressurized equipments；48 ... casees pressing pieces；50 ... position sensors.
Claims (10)
1. a kind of automatic pouring device with pressurization function, wherein,
Possess：
Unit is poured into a mould, it has the casting ladle to casting-up molten metal, and can be moved along the casting mold line for carrying multiple casting molds
It is dynamic；And
Molten metal presser unit, it is supported in the cast unit, and molten metal is filled with to by the cast unit
Casting mold supplies gas-pressurized and bulk material,
The molten metal presser unit possesses：Hopper, it stockpiles the bulk material；Aperture, it is with being filled with the melting gold
The cast gate of the casting mold of category is tightly connected, and the gas-pressurized and bulk material are sent into casting mold；Measuring room, it makes from the hopper
The amount of the bulk material supplied to the aperture is defined amount；The pipe arrangement of gas-pressurized is imported to the measuring room；And with institute
The pipe arrangement that aperture is connected, lead into the gas-pressurized is stated,
Casting mold phase with the cast unit casting molten metal of the molten metal presser unit into the multiple casting mold
Adjacent casting mold supply gas-pressurized and bulk material.
2. the automatic pouring device according to claim 1 with pressurization function, wherein,
The molten metal presser unit can be in the parallel and rectangular direction of the casting mold line with carrying the multiple casting mold
The mobile aperture.
3. the automatic pouring device according to claim 2 with pressurization function, wherein,
Possess the position sensor of the position for the cast gate for detecting the casting mold, the aperture is moved to the position of the cast gate.
4. the automatic pouring device according to claim 1 with pressurization function, wherein,
The cast unit possesses the row chassis that can be moved in the direction parallel with the casting mold line and can be in the horizontal stroke
Chassis before and after being moved on row chassis in the direction orthogonal with the casting mold line,
The molten metal presser unit is supported on the row chassis.
5. according to the automatic pouring device according to any one of claims 1 to 4 with pressurization function, wherein,
The bulk material is that dring silicon is husky.
6. a kind of automatic pouring method with pressurization function,
From the casting ladle moved along the casting mold line for carrying multiple casting molds to casting-up molten metal, from molten metal presser unit
The bulk material of gas-pressurized and ormal weight is supplied to the casting mold for being filled with molten metal, the molten metal presser unit possesses：
Hopper, it stockpiles the bulk material；Aperture, the cast gate of its casting mold with being injected with the molten metal is tightly connected, will be described
Gas-pressurized is sent into the casting mold with bulk material；Measuring room, it makes the bulk material supplied from the hopper to the aperture
Measure as defined amount；First pipe arrangement, it imports gas-pressurized to the measuring room；And second pipe arrangement, it connects with the aperture
Connect, import the gas-pressurized, the molten metal presser unit is moved together with the casting ladle along the casting mold line,
In the automatic pouring method with pressurization function, including：
Mobile process, the mobile casting ladle, so as to the position of the cast gate of the first casting mold on the casting mold line for carrying multiple casting molds
Irrigate molten metal；
Process is poured into a mould, from the casting ladle to the first casting-up molten metal；
Process is connected, the cast gate of second casting mold of the aperture with being cast with molten metal is tightly connected, second casting mold
It is the casting mold abutted with first casting mold；
Process is sent into, gas-pressurized is sent into second casting mold from second pipe arrangement via the aperture；
Measurement process, is measured the bulk material for being accumulated in the hopper for defined amount by the measuring room；And；
The process for sending into bulk material, gas-pressurized is supplied from the first pipe arrangement to the measuring room, via the aperture by the meter
The bulk material of amount sends into second casting mold.
7. the automatic pouring method according to claim 6 with pressurization function, wherein,
It is also equipped with：
Process is detected, the position of the cast gate of second casting mold is detected by position sensor；And,
Move the aperture in mobile process, the position based on the detection.
8. the automatic pouring method according to claim 6 with pressurization function, wherein,
With terminate to the first casting-up molten metal time and terminate to second casting mold send into gas-pressurized and
Multiple casting molds on the time consistency of bulk material, also, the casting mold line start to be pushed away time of case, and also consistent mode is carried out
Control.
9. the automatic pouring method according to claim 6 with pressurization function, wherein,
The position of cast gate in first casting mold from the position of the cast gate in second casting mold change in the case of carry out
The mobile process of the mobile casting ladle, enables to be poured into a mould to the cast gate of first casting mold, then, is poured with described
Wrap in the molten metal presser unit moved together, in the way of the cast gate for making the aperture and second casting mold is tightly connected
The mobile aperture.
10. the automatic pouring method with pressurization function according to any one of claim 6~9, wherein,
The bulk material is that dring silicon is husky.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/JP2014/081199 WO2016084154A1 (en) | 2014-11-26 | 2014-11-26 | Automatic molten metal pouring device with pressurizing function, and automatic molten metal pouring method with pressurizing function |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107000048A true CN107000048A (en) | 2017-08-01 |
| CN107000048B CN107000048B (en) | 2019-02-22 |
Family
ID=56073778
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201480083680.6A Active CN107000048B (en) | 2014-11-26 | 2014-11-26 | Automatic pouring device and automatic pouring method with pressurization function |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US20170326636A1 (en) |
| EP (1) | EP3225332B1 (en) |
| JP (1) | JP6324532B2 (en) |
| KR (1) | KR20170091095A (en) |
| CN (1) | CN107000048B (en) |
| MX (1) | MX2017006821A (en) |
| WO (1) | WO2016084154A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108326257A (en) * | 2018-01-19 | 2018-07-27 | 湖北华力科技有限公司 | A kind of auto parts and components casting workbench and its application method |
| CN111215611A (en) * | 2020-02-21 | 2020-06-02 | 太原科技大学 | Automatic pouring system for lost foam casting |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102585828B1 (en) * | 2015-11-04 | 2023-10-05 | 가부시키가이샤 프로테리아루 | Casting device and casting method |
| WO2022168311A1 (en) * | 2021-02-08 | 2022-08-11 | Ｔｐｒ株式会社 | Casting system |
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2014
- 2014-11-26 EP EP14906970.0A patent/EP3225332B1/en active Active
- 2014-11-26 KR KR1020177014289A patent/KR20170091095A/en not_active Application Discontinuation
- 2014-11-26 US US15/527,183 patent/US20170326636A1/en not_active Abandoned
- 2014-11-26 MX MX2017006821A patent/MX2017006821A/en unknown
- 2014-11-26 CN CN201480083680.6A patent/CN107000048B/en active Active
- 2014-11-26 JP JP2016561133A patent/JP6324532B2/en active Active
- 2014-11-26 WO PCT/JP2014/081199 patent/WO2016084154A1/en active Application Filing
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102387879A (en) * | 2009-04-02 | 2012-03-21 | 新东工业株式会社 | Automatic pouring method |
| JP2010269345A (en) * | 2009-05-22 | 2010-12-02 | Foundry Tech Consulting:Kk | Casting method |
| CN101811187A (en) * | 2009-06-16 | 2010-08-25 | 新东工业株式会社 | To the method for automatic pouring machine supplying melting metal with and equipment |
| JP2011206785A (en) * | 2010-03-29 | 2011-10-20 | Sintokogio Ltd | Casting method, sand mold therefor, and casting apparatus therefor |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108326257A (en) * | 2018-01-19 | 2018-07-27 | 湖北华力科技有限公司 | A kind of auto parts and components casting workbench and its application method |
| CN108326257B (en) * | 2018-01-19 | 2019-08-27 | 湖北华力科技有限公司 | A kind of auto parts and components casting workbench and its application method |
| CN111215611A (en) * | 2020-02-21 | 2020-06-02 | 太原科技大学 | Automatic pouring system for lost foam casting |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2016084154A1 (en) | 2016-06-02 |
| CN107000048B (en) | 2019-02-22 |
| MX2017006821A (en) | 2017-09-27 |
| EP3225332A1 (en) | 2017-10-04 |
| EP3225332A4 (en) | 2018-05-23 |
| KR20170091095A (en) | 2017-08-08 |
| EP3225332B1 (en) | 2020-01-01 |
| JP6324532B2 (en) | 2018-05-16 |
| JPWO2016084154A1 (en) | 2017-05-25 |
| US20170326636A1 (en) | 2017-11-16 |
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