KR101688205B1 - Molten light metal casting apparatus using a vacuum - Google Patents

Molten light metal casting apparatus using a vacuum Download PDF

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Publication number
KR101688205B1
KR101688205B1 KR1020150103278A KR20150103278A KR101688205B1 KR 101688205 B1 KR101688205 B1 KR 101688205B1 KR 1020150103278 A KR1020150103278 A KR 1020150103278A KR 20150103278 A KR20150103278 A KR 20150103278A KR 101688205 B1 KR101688205 B1 KR 101688205B1
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KR
South Korea
Prior art keywords
melt
mold
molten metal
molten
cooling
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KR1020150103278A
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Korean (ko)
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지현철
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일심정공 주식회사
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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
    • B22D18/06—Vacuum casting, i.e. making use of vacuum to fill the mould
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D21/00—Casting non-ferrous metals or metallic compounds so far as their metallurgical properties are of importance for the casting procedure; Selection of compositions therefor
    • B22D21/002—Castings of light metals
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D35/00—Equipment for conveying molten metal into beds or moulds
    • B22D35/06—Heating or cooling equipment

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Molds, Cores, And Manufacturing Methods Thereof (AREA)

Abstract

The present invention relates to a molten light metal casting device using a vacuum pressure. The purpose of the molten light metal casting device is to remarkably reduce defects due to intakes of air and foreign materials in case of manufacturing a molded object with a mold and prevent a molten metal suction pipe from clogging due to a molten metal. To achieve this, the molten light metal casting device is composed of a mold unit; a molten metal cooling member; a vacuum generating means; and a molten metal forcibly-transferring unit. The mold unit is composed of a movable mold and a fixed mold capable of molding the object by being operated to adhere to each other corresponding to a control of a control unit and having a movable molding groove and a fixed molding groove, respectively. A molten metal guide passage is formed in the fixed mold to be connected to the fixed molding groove. The molten metal cooling member is connected to the movable mold and the fixed mold of the mold unit. On end of a molten metal cooling passage is connected to one end of the molten metal guide passage when the movable mold and the fixed mold adhere to each other by the movement of the movable unit. The vacuum generating means of which one end is connected to the other end of the molten metal cooling passage of the molten metal cooling member forms internal temperatures of the mold unit and the molten metal cooling member at an atmospheric temperature or lower by being operated by a control of the control unit. The molten metal forcibly-transferring unit forcibly transfers the molten metal to the molten metal guide passage by a control unit of the control unit when the molten metal stored in a molten metal tank is automatically sucked if air inside the mold unit and the molten metal cooling member sucked out therefrom by the operation of the vacuum generating means.

Description

Technical Field [0001] The present invention relates to a molten light metal casting apparatus using a vacuum,

The present invention relates to a molten light metal casting apparatus using vacuum pressure, and more particularly, to a molten metal casting apparatus capable of automatically feeding molten metal stored in a melt reservoir into a mold by a pressure difference generated by sucking air inside a mold by driving a vacuum unit It is possible to prevent the inflow of air during the supply of the molten metal to the inside of the mold and to prevent the inflow of foreign matter, thereby making it possible to significantly reduce the defective rate due to the inflow of air and the inflow of foreign substances during the production of the mold through the mold. To a molten light metal casting apparatus using air pressure.

In general, casting refers to making a desired shape by injecting the metal into a mold prepared by properly dissolving the metal and solidifying it.

There are many kinds of castings that make a desired shape through a mold that has been properly designed by dissolving metal. In general, gravity casting is generally used conventionally. However, in the case of conventional casting using gravity, There is a problem that the molten metal is not completely filled in the casting material, resulting in a high defect rate of the casting product.

In addition, due to the dissolution and casting in the atmosphere, when the metal is melted, there is a lot of molding defects such as bubble defects, surface defects, and unfilled diecast products due to atmospheric gas inflow and bubble formation during casting, The energy loss is also large, and the working environment due to the gas generation is very poor, so that the work is avoided.

In view of this, Patent Application No. 10-2008-0099835 discloses a vacuum system for vacuum melting and casting of metal.

In general, a conventional vacuum system for vacuum melting and casting a metal includes a vacuum pump device, a vacuum dissolver chamber connected to the vacuum pump device and capable of melting metal in a vacuum state and having a molten metal crucible therein, A material inlet pipe connected to the vacuum pump apparatus and adapted to introduce a metal material into the vacuum dissolving chamber in a vacuum state, a sleeve connected to the vacuum dissolving chamber to allow the molten metal to be injected in a vacuum state, And a casting apparatus including a mold in which a molten metal injected into the sleeve in a vacuum state is molded.

The apparatus further includes a first auxiliary vacuum tank between the mold and the vacuum pump apparatus and a second auxiliary vacuum tank interposed between the vacuum dissolving chamber and the vacuum pump apparatus,

The material inlet pipe is configured to be interconnected with the first auxiliary vacuum tank.

However, the conventional vacuum system for vacuum melting and casting of metal as described above has a complicated structure including many valves and vacuum tanks for constituting a vacuum system as described above, which is difficult to follow up .

Patent Application No. 10-2008-0099835, filing date; October 10, 2008 The name of the invention; Vacuum system for vacuum melting and casting of metal and vacuum melting and casting method using it

SUMMARY OF THE INVENTION Accordingly, the present invention has been made in view of the above problems, and it is an object of the present invention to provide an apparatus and a method for automatically supplying molten metal stored in a melt reservoir to a mold by a pressure difference generated by suction of air, It is possible to prevent the inflow of air during the supply of the molten material to the inside of the mold and to prevent the inflow of the foreign matter, thus it is possible to remarkably reduce the defective rate due to the inflow of air and the inflow of foreign matter during the production of the molding material through the mold, And it is an object of the present invention to provide a molten light metal casting apparatus using vacuum pressure that can prevent clogging of a suction pipe.

Other objects of the present invention will become apparent as the description proceeds.

According to an aspect of the present invention, there is provided a molten light metal casting apparatus using vacuum pressure, the apparatus comprising: A mold part including a mold and a stationary mold, wherein the stationary mold is provided with a guide path for the melt so as to communicate with the stationary mold cavity; and a movable part fixedly installed on the movable mold and the stationary mold of the mold part, And one end thereof is connected to one end of the melt guiding path so as to be in close contact with the other end of the melt cooling path and is connected to the other end of the melt cooling path of the melt cooling member, In order to make the inside of the mold part and the melt cooling member lower than the atmospheric pressure by correspondingly driving And a control unit which controls the vacuum unit so that the molten material stored in the molten material reservoir is automatically sucked by the vacuum generating unit so as to correspond to the sucking of the internal air of the mold unit and the molten material cooling member, And a melt press-feeding section provided so as to be able to press-feed the melted material to the guide path side of the melt.

The above-mentioned melt cooling member is composed of a melt cooling movable part which is fixed to the movable mold of the mold part and a melt cooling fixing part which is fixedly provided on the fixed mold, A movable guide groove for a melt and a fixing guide groove for a melt are respectively formed on each side so that a melt cooling passage is formed in such a manner that the molten material cooling section is closely contacted with the melt cooling and fixing portion corresponding to the driving of the mold portion, So that the melt to be pressure-fed can be automatically cooled before being fed to the side of the vacuum generating means.

The vacuum generating means includes a vacuum generating portion provided to be capable of driving in response to the control of the control portion and connected to the other end of the melt cooling furnace of the melt cooling member connected to the suction portion of the vacuum generating portion, And a vacuum pipe provided to suction the air inside the mold part and the melt cooling member by driving the vacuum generating part, wherein a by-product which is detached from the molten metal during the solidification of the molten metal is formed at one end of the vacuum pipe And a filter unit for filtering the inflow into the vacuum generating unit.

The melt press-feeding section includes a hollow melt-pressure conveying slit section, one end of which is communicated with the guide for the melt by fixing one end of the stationary mold of the mold section, A melt suction pipe communicated with the inside by being fixedly connected and the other end inserted into the melt reservoir storing the melt so that the melt can be sucked in correspondence with driving of the vacuum generating means; And the pressing portion and the pressing portion are moved so as to be movable in one direction and the other direction inside the slit portion of the melt-conveying slit so as to press-feed the melt introduced into the slit portion of the melt-conveying slit through the melt suction pipe by the operation portion driven by the control of the control portion. A connection portion formed integrally with the connection portion and connected to the operation portion, The melt consisting of pressure-feeding yongpeul plunger which is provided made up of features.

As described above, according to the molten light metal casting apparatus using the vacuum pressure according to the present invention, since the air inside the mold is sucked by driving the vacuum section, the melted material stored in the melt reservoir can be automatically supplied into the mold by the pressure difference generated It is possible to prevent the inflow of air during the supply of the molten metal to the inside of the mold and also to prevent the inflow of foreign matter and to significantly reduce the defective rate due to the inflow of air and the inflow of foreign substances during the production of the molded product through the mold, It is possible to prevent the melted material from being clogged by the melted material.

1 is a view showing a molten light metal casting apparatus using vacuum pressure according to the present invention.
FIG. 2 is a view showing a state in which the molten metal is sucked by the vacuum generating means of the molten light metal casting apparatus using vacuum pressure according to the present invention.
3 is a view showing a state in which the melt press-feeding section of the molten light metal casting apparatus using the vacuum pressure according to the present invention is operated.

Hereinafter, an embodiment of a molten light metal casting apparatus using vacuum pressure according to the present invention will be described in detail.

First, it should be noted that, in the drawings, the same components or parts have the same reference numerals as much as possible. In describing the present invention, a detailed description of known functions and configurations incorporated herein will be omitted so as not to obscure the gist of the invention.

As shown in the drawing, the molten light metal casting apparatus using vacuum pressure according to the present invention is configured such that the melt stored in the melt reservoir can be automatically supplied to the mold side due to the drive of the vacuum.

That is, in the molten light metal casting apparatus 100 using the vacuum pressure according to the present invention, the movable and fixed molding grooves (not shown) are formed so as to be capable of molding a molded product in close contact with each other by operating in correspondence with the control of the control unit A mold part 110 formed of a movable mold 111 and a stationary mold 113 which are respectively formed and the stationary mold 113 is provided with a guide path 115 for the melt to communicate with the stationary molding groove, The movable mold 111 is fixedly mounted on the movable mold 111 and the stationary mold 113 of the mold section 110 so that the movable mold 111 is closely contacted with the movable mold 111, And one end of the other end of the melt cooling path 135 of the melt cooling member 130 is driven to correspond to the control of the control unit 130. The other end of the melt cooling path 135 is connected to the other end of the melt cooling path 135, (Not shown) A vacuum generating means 150 provided to make the interior of the melt cooling member 130 at atmospheric pressure or less and a valve member 160 connected to the inside of the mold portion 110 and the melt cooling member 130 by driving the vacuum generating means 150. [ (B) driven by the control of the control unit as the melt B stored in the melt reservoir A is automatically sucked so that the air sucked out is sucked out to the side of the guide path 115 for the melt And a melt press-feeding part 170 for melt-pressing the melt.

Hereinafter, a molten light metal casting apparatus using vacuum pressure according to the present invention will be described in detail with reference to the accompanying drawings.

First, the mold part 110 of the molten light metal casting apparatus using the vacuum pressure according to the present invention is fixed in one direction, that is, fixed (fixed) by the control of the fixed mold 113 and the control part, And a movable mold 111 which is movable to the side of the mold 113. The movable mold 111 and the movable mold 111 are movable and fixed to form a molded article, Respectively.

1, the vacuum generating means 150 drives the molten metal B stored in the melt reservoir A through the melt press-feeding portion 170, So that the molten material can be supplied to the fixed molding groove side.

1, the melt cooling member 130 is fixed to the movable mold 111 and the stationary mold 113 of the mold unit 110, respectively, so that one end of the melt cooling member 130 is communicated with the melt guide path 115 And the other end is connected to one end of the vacuum generating means 150 so that the melted material B can be automatically cooled as the molten material B is fed to the mold 110 by the operation of the vacuum generating means 150 So that the molten metal can be prevented from flowing into the vacuum generating means 150.

That is, the melt cooling member 130 includes a melt-cooling moving part 131 fixed to the movable mold 111 of the mold part 110, and a melt cooling- A movable guide groove for the molten material and a fixed guide groove for the molten material are formed on the respective surfaces of the molten material cooling and moving part 131 and the molten material cooling and fixing part 133 so that the mold part 110 is driven The molten material cooling passage 135 is formed in such a manner that the molten material cooling section 131 is brought into close contact with the melt cooling and fixing section 133 so as to correspond to the molten material cooling / (Not shown).

Here, the melt cooling member 130 is formed of a copper alloy material having excellent thermal conductivity so as to rapidly cool the melt B fed by the melt cooling path 135.

The melt cooling path 135 of the melt cooling member 130 includes an inflow path 135a for introducing the melt and a cooling path for cooling the melt B extending from the inflow path 135a And a connection path 135c extending from the cooling path 135b and connected to the vacuum generating means 150. The inflow path 135a is connected to the cooling path 135b through the guide path 115 for the melt, The cooling passage 135b is formed so that the melt B is not inclined so as not to directly enter the cooling passage 135b and the cooling passage 135b is formed in such a manner that the distance of the melt B flowing through the inlet passage 135a is increased, And is formed in a zigzag shape so as to be automatically solidified as time elapses.

The diameter of the melt cooling path 135 is 0.8 mm to 1.5 mm.

On the other hand, when the diameter of the melt cooling path 135 is 0.8 mm or less, the inflow of the melt B into the melt cooling path 135 side is delayed and clogging occurs in the inflow path 135a, the diameter of the melt cooling path 135 is formed to be 0.8 mm to 1.5 mm since the melt B can be transported to the side of the vacuum generating means 150 through the connection path 135c without solidification .

The vacuum generating means 150 is connected to the other end of the melt cooling path 135 formed in the melt cooling member 130 to be driven in response to the control of the control unit to rotate the mold 110 and the melt cooling member 130 ) Below the atmospheric pressure.

That is, the vacuum generating means 150 includes a vacuum generating portion 151 which is driven to be controlled in accordance with the control of the control portion, a connection portion connected to the suction portion of the vacuum generating portion 151, And the other end of the melt cooling passage 135 of the melt cooling member 130 provided in the melt cooling member 130 and the vacuum generating unit 151 are driven to drive the melt supply unit 130 and the melt press transfer unit 170 And a vacuum pipe 153 provided for sucking air inside.

A portion of the vacuum pipe 153 connected to the connection path 135c of the melt cooling path 135 is cooled and solidified to form a byproduct And a filter unit 155 for filtering the input to the vacuum generating unit 151 side.

The melt press-feeding part 170 is connected to one end of the melt guiding path 115 by being fixed to the stationary mold 113 of the mold part 110, and the other end is connected to a melt reservoir A through a melt suction pipe so that the vacuum generated by the vacuum generating means 150 can be transmitted to the melt guide path 115 side.

That is, the melt press-feeding part 170 is fixed to one end of the stationary mold 113 of the mold part 110, so that one end of the hollow melt-pressure conveying slit part One end of which is fixedly connected to the outer circumferential surface of the other end of the molten material conveying slit 171 to communicate with the inside thereof and the other end thereof is inserted into a melt reservoir A in which the molten material B is stored, 150 which is driven by the control unit and which is driven by the control of the control unit, one end of which is inserted into the other end side of the melt discharge conveying slit unit 171, (Not shown) through the melt suction pipe 173 to move the molten material B flowing in the molten material conveying slit portion 171 in one direction and the other direction inside the melt conveying slit portion 171 The pressing portion 175a and its pressing portion 17 And a connecting portion 175b formed integrally with the connecting portion 175a and connected to the operating portion by being connected to the connecting portion 175a.

The melt suction pipe 173 has a steel suction pipe 173a to prevent the melt B from adhering to the inner circumferential surface when the melt B is sucked and sucked and an inner circumferential surface 173a of the suction pipe 173a, And a suction main pipe 173b and a suction outer pipe 173c of ceramic material coated on the outer peripheral surface.

The connecting portion 175b of the melt pressurizing applicator 175 described above is configured such that the melt B remaining in the melt suction pipe 173 due to the inflow of the outside air when moving toward the front side of the melt discharge conveying slit portion 171 for press- And is formed to have a smaller diameter than the pressing portion 175a so as to be automatically moved to the melt reservoir (A) side.

The inside of the melt pressurizing applicator 175 is provided with cooling water (not shown) to prevent overheating due to the transfer of the melt.

In the case of manufacturing a molded article using the molten light metal casting apparatus using vacuum pressure according to the present invention, as shown in FIGS. 1 to 3, first, the mold unit 110 The movable mold 111 moves to the stationary mold 113 side.

The vacuum generating unit 151 of the vacuum generating means 150 is driven under the control of the control unit as the movable mold 111 moves toward the stationary mold 113 as described above.

The driving of the vacuum generating part 151 causes the air inside the movable and fixed forming grooves and the melt guiding path 115 and the melted material conveying slit part 171 of the melt press- The molten material B stored in the melt reservoir A is sucked into the molten material discharge slit portion 171 along the molten material suction pipe 173 as shown in FIG.

When the melt B is sucked into the slit 171 of the melt press-feeding slit 171 as described above, the melt press-fit applicator 175 moves to the front side by the operation of the operation portion.

As shown in FIG. 3, the molten material B sucked into the slit portion 171 for melt-conveying is moved along the guide path 115 for the molten material to the movable and fixed molding groove side by the movement of the melt press- And the melt B remaining in the melt suction pipe 173 is automatically dropped to the melt reservoir A side and returned.

That is, when the melt pressurizing applicator 175 passes through a portion communicating with the melt suction pipe 173 while moving toward the front side of the melt discharge conveying sleeve 171, the outer peripheral portion of the melt discharge pressurizing sleeve 171 171 so that the melt B remaining in the melt suction pipe 173 freely falls to the melt reservoir A side and returns to the melt reservoir A side.

The melted material B which is pressure-fed by the movement of the melt pressurizing applicator 175 is filled in the movable and fixed forming grooves and the remaining melt B passes through the melt cooling path 135 of the melt cooling member 130 It cools and coagulates as heat conduction takes place.

Thereafter, the movable mold is moved from the stationary mold, and the molded product is taken out to complete the production of the molded product.

In this way, when the molding is molded, the molten material is transported from the vacuum to the movable and stationary molding grooves to produce a molded product. Therefore, no air is inflowed, and no foreign matter is inflowed.

The foregoing description is merely illustrative of the technical idea of the present invention and various changes and modifications may be made by those skilled in the art without departing from the essential characteristics of the present invention. Therefore, the embodiments disclosed in the present invention are intended to illustrate rather than limit the scope of the present invention, and the scope of the technical idea of the present invention is not limited by these embodiments. The scope of protection of the present invention should be construed according to the following claims, and all technical ideas within the scope of equivalents should be construed as falling within the scope of the present invention.

100; Light molten metal casting system using vacuum pressure
110; Mold part
130; Melt cooling member
150; The vacuum generating means
170; The melt-
A; Melt reservoir
B; Melt

Claims (8)

In a molten light metal casting apparatus using vacuum pressure,
A movable mold 111 and a stationary mold 113 each having a movable and fixed forming groove formed therein so as to be capable of forming a molded product in contact with each other by operating in correspondence with the control of the control unit, A mold part 110 provided with a guide path 115 for a melt to communicate with the molding groove;
The movable mold 111 and the fixed mold 113 of the mold unit 110 are fixedly mounted and closely contacted with each other in correspondence with the movement of the movable mold 111, A melt cooling member 130 having a melt cooling path 135 formed to communicate with one end;
The other end of the melt cooling path 135 of the melt cooling member 130 is connected to one end of the melt cooling path 135 to be driven under control of the control unit to make the interior of the mold 110 and the melt cooling member 130 atmospheric pressure or lower A vacuum generating means 150 installed therein;
The molten metal B stored in the molten metal reservoir A is automatically sucked to correspond to the sucking of the internal air of the molten metal cooling member 130 by driving the vacuum generating means 150 And a melt press-feeding portion 170 which is driven by the control of the control portion and is capable of feeding the molten material B sucked to the melt guide path 115 side
Wherein the molten metal is molten. The method according to claim 1,
The melt cooling member 130 includes a melt cooling moving part 131 fixed to the movable mold 111 of the mold part 110 and a melt cooling and fixing part fixed to the fixed mold 113 The movable guide groove for molten material and the fixed guide groove for molten material are formed on the respective surfaces of the molten material cooling and moving part 131 and the melt cooling and fixing part 133 so that the mold part 110 is driven The melt cooling passage 135 is formed in such a manner that the melt cooling section 131 is closely attached to the melt cooling and fixing section 133 so that the melt B to be pushed through the melt guide path 115 is supplied to the vacuum generating means 150 To the side of the molten metal in the molten metal.
3. The method according to claim 1 or 2,
The melt cooling path 135 of the melt cooling member 130 includes an inflow path 135a for introducing the melt and a cooling path for cooling the melted material B extending from the inflow path 135a And a connecting path 135c extending from the cooling path 135b and connected to the vacuum generating means 150. The inflow path 135a is connected to the melted material passing through the melted material guide path 115 B are inclined such that they do not directly enter the cooling passage 135b and the cooling passage 135b disturbs the feeding distance of the molten material B flowing through the inflow passage 135a, Wherein the molten metal is formed in a zigzag shape so as to be automatically solidified.
The method of claim 3,
Wherein the melt cooling passage (135) is formed to have a diameter of 0.8 mm to 1.5 mm.
3. The method according to claim 1 or 2,
The vacuum generating means 150 includes a vacuum generating portion 151 provided so as to be able to be driven in response to the control of the control portion and connected to the suction portion of the vacuum generating portion 151, And is connected to the other end of the melt cooling path 135 of the melt cooling member 130 to drive the vacuum generating unit 151 to suck the air inside the mold unit 110 and the melt cooling member 130 And a vacuum pipe 153. The vacuum pipe 153 is provided at one end thereof with a filter unit for filtering the byproducts that are separated during the solidification of the molten metal B, (155) is further provided in the molten light metal casting apparatus.
The method according to claim 1,
The melt press-feeding part 170 has a hollow melt press-feeding slit part 171 (see FIG. 1) provided so as to be able to communicate with the melt guiding path 115 at one end by fixing one end of the stationary mold 113 of the mold part 110 And the other end is inserted into the melt reservoir A in which the melt B is stored and is connected to the vacuum generating means 150. The vacuum generating means 150 is connected to the inner end of the melt discharge conveying slit 171, A melt suction pipe 173 provided so as to be capable of sucking the molten metal B in response to the driving of the molten metal discharge conveying slit 171 and an operating part which is inserted into one end of the molten metal feeding slit part 171 and driven by the control of the control part The pressing portion 175a is provided so as to be movable in one direction and the other direction inside the melt discharge conveying slit portion 171 so as to pressurize the melted material B flowing into the melt discharge conveying slit portion 171 through the melt suction pipe 173, And the pressing portion 175a thereof A molten light metal casting apparatus is formed integrally with the vacuum pressure, characterized in that a melt consisting of a pressure-feeding yongpeul plunger 175 is provided it consists of a connection portion (175b) connected to the unit operation by.
The method according to claim 6,
The melt suction pipe 173 has a steel suction pipe 173a to prevent the melt B from adhering to the inner circumferential surface when the melt B is sucked and sucked and an inner circumferential surface and an outer circumferential surface of the suction pipe 173a, And a suction main pipe (173b) and a suction outer pipe (173c) of coated ceramic material.
The method according to claim 6,
The connecting portion 175b of the melt pressurizing applicator 175 is configured such that the molten material B remaining in the melt suction pipe 173 due to the inflow of the outside air when moving toward the front side of the melt discharge conveying slit portion 171 for melt- A), so that the diameter of the pressing portion (175a) is smaller than that of the pressing portion (175a).
KR1020150103278A 2015-07-21 2015-07-21 Molten light metal casting apparatus using a vacuum KR101688205B1 (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111940703A (en) * 2020-07-14 2020-11-17 包头市玺骏稀土有限责任公司 Vacuum suction casting device and method for rare earth metal
CN116294594A (en) * 2023-05-22 2023-06-23 内蒙金属材料研究所 High-temperature molten metal transfer device
CN117086289A (en) * 2023-07-19 2023-11-21 湖南文昌新材科技股份有限公司 Recycling device and method for particle reinforced composite material

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62127354A (en) * 1985-11-21 1987-06-09 サンド　アクチエンゲゼルシヤフト Monoazo compound
JP2003136217A (en) * 2001-10-29 2003-05-14 Toshiba Mach Co Ltd Ejection pin for vacuum die casting
JP2005329464A (en) * 2004-04-20 2005-12-02 Toshiba Mach Co Ltd Die casting apparatus and reduced pressure casting method
JP2006526506A (en) * 2003-06-03 2006-11-24 ケウン ゴ，ドン Die casting machine and casting method using the same
KR20080099835A (en) 2005-10-21 2008-11-13 한국전자통신연구원 Apparatus and method for encoding and decoding moving picture using adaptive scanning

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62127354A (en) * 1985-11-21 1987-06-09 サンド　アクチエンゲゼルシヤフト Monoazo compound
JP2003136217A (en) * 2001-10-29 2003-05-14 Toshiba Mach Co Ltd Ejection pin for vacuum die casting
JP2006526506A (en) * 2003-06-03 2006-11-24 ケウン ゴ，ドン Die casting machine and casting method using the same
JP2005329464A (en) * 2004-04-20 2005-12-02 Toshiba Mach Co Ltd Die casting apparatus and reduced pressure casting method
KR20080099835A (en) 2005-10-21 2008-11-13 한국전자통신연구원 Apparatus and method for encoding and decoding moving picture using adaptive scanning

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
발명의 명칭; 금속의 진공 용해와 주조를 위한 진공 시스템 및 그것을 이용한 진공 용해와 주조방법

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111940703A (en) * 2020-07-14 2020-11-17 包头市玺骏稀土有限责任公司 Vacuum suction casting device and method for rare earth metal
CN116294594A (en) * 2023-05-22 2023-06-23 内蒙金属材料研究所 High-temperature molten metal transfer device
CN116294594B (en) * 2023-05-22 2023-07-28 内蒙金属材料研究所 High-temperature molten metal transfer device
CN117086289A (en) * 2023-07-19 2023-11-21 湖南文昌新材科技股份有限公司 Recycling device and method for particle reinforced composite material

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