WO2014168280A1 - Procédé de moulage sous pression hybride - Google Patents

Procédé de moulage sous pression hybride Download PDF

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Publication number
WO2014168280A1
WO2014168280A1 PCT/KR2013/003494 KR2013003494W WO2014168280A1 WO 2014168280 A1 WO2014168280 A1 WO 2014168280A1 KR 2013003494 W KR2013003494 W KR 2013003494W WO 2014168280 A1 WO2014168280 A1 WO 2014168280A1
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WO
WIPO (PCT)
Prior art keywords
engine bracket
vent
mounting boss
molten metal
expansion
Prior art date
Application number
PCT/KR2013/003494
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English (en)
Korean (ko)
Inventor
김재근
정양주
백운철
Original Assignee
주식회사 지알켐
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Application filed by 주식회사 지알켐 filed Critical 주식회사 지알켐
Publication of WO2014168280A1 publication Critical patent/WO2014168280A1/fr

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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
    • B22D17/00—Pressure die casting or injection die casting, i.e. casting in which the metal is forced into a mould under high pressure
    • B22D17/14—Machines with evacuated die cavity
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D17/00—Pressure die casting or injection die casting, i.e. casting in which the metal is forced into a mould under high pressure
    • B22D17/18—Machines built up from units providing for different combinations
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D17/00—Pressure die casting or injection die casting, i.e. casting in which the metal is forced into a mould under high pressure
    • B22D17/20—Accessories: Details
    • B22D17/22—Dies; Die plates; Die supports; Cooling equipment for dies; Accessories for loosening and ejecting castings from dies
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D17/00—Pressure die casting or injection die casting, i.e. casting in which the metal is forced into a mould under high pressure
    • B22D17/20—Accessories: Details
    • B22D17/22—Dies; Die plates; Die supports; Cooling equipment for dies; Accessories for loosening and ejecting castings from dies
    • B22D17/2236—Equipment for loosening or ejecting castings from dies
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D17/00—Pressure die casting or injection die casting, i.e. casting in which the metal is forced into a mould under high pressure
    • B22D17/20—Accessories: Details
    • B22D17/30—Accessories for supplying molten metal, e.g. in rations

Definitions

  • the present invention relates to a die casting method, and more particularly, to a hybrid die casting method in which an engine bracket having various shapes in a high vacuum and local pressure method in a hybrid die casting mold apparatus can be easily manufactured while meeting a required rigidity.
  • the engine bracket of an automobile reliably mounts the engine to the body frame, and absorbs and cushions the engine so that continuous vibration and noise caused by the engine operation are not transmitted to the vehicle body.
  • the engine bracket even if manufactured in a variety of shapes according to the vehicle model and engine specifications and the body frame structure is very important enough to withstand the engine load is very important.
  • an engine bracket press-forms a steel plate to produce a main shape bracket, and welds a plurality of sub brackets to each other to satisfy the required rigidity of the engine bracket.
  • the engine bracket can be manufactured by applying the die casting method, various advantages can be applied while recycling can be utilized 100% and solves the welding quality problem, as well as being made in one piece, and the required rigidity of the engine bracket can be satisfied.
  • the die casting method has a fundamental limitation in generating a high inclusion oil in the product, and especially in a rather complicated shape such as an engine bracket, all of the difficult conditions such as melt flow and oxide distribution along with gate-by-gate filling patterns and oxide distribution are satisfied. There must be difficulty to be able to.
  • the present invention in view of the above point is applied in the hybrid die casting mold apparatus by applying a method capable of high vacuum and local pressurization of the cavity (cavity), and the flow of the melt along with the filling pattern and oxide distribution for each gate into which the molten metal is injected.
  • Engine brackets having various shapes are manufactured under the same demanding conditions, and in particular, an object of the present invention is to provide a hybrid die casting method which is easy to manufacture while meeting the required rigidity of the engine bracket.
  • Hybrid die casting method of the present invention for achieving the above object is equipped with a hybrid mold having a cavity (cavity) having an engine bracket shape in the high pressure casting machine, a sleeve for injecting molten metal into the hybrid mold, and the molten metal Hybrid casting setting step including a hot water supply to supply and an ejector for taking out the finished engine bracket product from the hybrid mold;
  • a hybrid casting condition setting step including an injection rate and a temperature of the molten metal, a solidification and an oxide distribution condition, and a high vacuum condition and a local pressurization condition formed in the cavity according to the engine bracket product;
  • the molten metal is injected to fill the engine bracket shape, and locally pressurizes the filled molten metal to form a high vacuum in accordance with the shape of the engine bracket, and controls an oxide distribution and solidification state of the molten metal in the cavity. Molding step;
  • An injection gate for injecting the molten metal into the cavity from the runner to which the molten metal is supplied is located at one side of the cavity, and the molten metal overflows from the cavity while forming a high vacuum in the cavity.
  • An overflow vent acting as a passageway is located at the other side of the cavity, in which the engine bracket product is cast.
  • the engine bracket product is a flat type engine bracket;
  • the injection gate is integrally formed at the end of the runner and positioned as the scene body of the flat engine bracket;
  • the expansion vent constituting the overflow vent is located at each of the first mounting boss, the second mounting boss, and the third mounting boss integrally formed in the scene body to fasten the flat engine bracket to the mating part,
  • the first expansion vent of the expansion vent is not connected to the vent line.
  • the engine bracket product is a triangular (Try Angle) type engine bracket;
  • the injection gate is formed in a straight shape having a section extending integrally from the end of the runner and is positioned on one of three surfaces of a triangular body of the triangular (Try Angle) type engine bracket;
  • the expansion vent of the overflow vent is a first expansion pipe located at a first mounting boss formed at one of edges except for three vertices of the triangular body to fasten the try angle type engine bracket to a counterpart.
  • the first expansion vent and the second expansion vent, the third expansion vent, and the first sub expansion vent are connected to the vent line.
  • the engine bracket product is a rectangular type engine bracket;
  • the injection gate is located at any two surface portions of four surfaces forming a square body;
  • the expansion vent of the overflow vent is different from the first expansion vent positioned at a third mounting boss formed at one of four edges of the quadrangle body to fasten the rectangular engine bracket to the mating part.
  • a second expansion vent positioned at a second mounting boss formed at an edge, a third sub expansion vent positioned between the second mounting boss and the third mounting boss, and left and right sides of the third expansion vent
  • the first expansion vent and the second expansion vent, the third expansion vent, the second sub expansion vent, and the third sub expansion vent are connected to the vent line.
  • the present invention has an effect that the engine brackets of various shapes requiring difficult conditions such as melt flow and melt distribution for each gate and melt flow may be manufactured by a die casting method.
  • the present invention solves the demanding requirements of the engine bracket of various shapes by the high-pressure and local pressure-type hybrid die-casting method, it is possible to easily manufacture with high quality while satisfying the rigidity of the engine bracket. .
  • the present invention has the effect that the mass production, which is an advantage of the die casting method, is applied to the production of the engine bracket, and in particular, the manufacturing cost of the engine bracket can be significantly lowered since no post-treatment such as welding is required.
  • FIG. 1 and 2 are an operation flowchart of a hybrid die casting method according to the present invention
  • Figure 3 is a casting condition applied when the hybrid die casting method according to the present invention
  • Figure 4 is an engine produced by the hybrid die casting method according to the present invention Specific casting conditions of the engine bracket type 1 is applied
  • Figure 5 is a specific casting conditions of the engine bracket type 2 applied when the engine is manufactured by the hybrid die casting method according to the present invention
  • Figure 6 is a hybrid die casting method according to the present invention Specific casting conditions of the engine bracket type 3 applied to the engine to be manufactured
  • Figure 7 is a molded state of the engine bracket type 1 according to the present invention
  • Figure 8 is a molded state of the engine bracket type 2 according to the present invention
  • Figure 9 Is a molding state of the engine bracket type 3 according to the present invention.
  • 1 and 2 show the operational flow of the hybrid die casting method according to the present embodiment.
  • S10 is a process in which the hybrid die is set in the hybrid die-casting die apparatus to be ready for casting, which includes the hybrid mold setting of S21, the sleeve setting of S22, the ejector setting of S23, and the hot water heater setting of S24.
  • the high pressure casting machine removes and detaches the hybrid mold and forms a high vacuum inside the cavity, and the ejector can move to the hybrid mold to take out the product, and the sleeve is a cavity with a cylinder rod and a plunger.
  • the molten metal may be injected into the hot water supply device, and the hot water supply device supplies the molten metal for manufacturing the product.
  • the hybrid mold has a cavity (cavity) is formed to cast the engine bracket, the molten metal is injected into the cavity (cavity) is manufactured as the engine bracket under high vacuum and local pressure conditions.
  • the engine bracket includes an engine bracket type 1, an engine bracket type 2, and an engine bracket type 3.
  • the engine bracket type 1 is a flat type engine bracket having a thin body having a thin shape and a plurality of mounting bosses for fastening the mating parts.
  • the engine bracket type 2 is a triangular body having a triangular body (Try Angle Body) integrally formed with an edge forming a void (130-1, Void) which is an empty space, and a plurality of mounting bosses for fastening the mating parts (Try Angle) ) Type engine bracket.
  • Try Angle Body triangular body integrally formed with an edge forming a void (130-1, Void) which is an empty space, and a plurality of mounting bosses for fastening the mating parts (Try Angle) ) Type engine bracket.
  • the engine bracket type 3 is a rectangular type engine bracket having a rectangular body that forms an integral shape with an edge forming a void, which is an empty space, and a plurality of mounting bosses for fastening counterpart parts.
  • the engine bracket type may further include a rigid body having a void shape and a rigid type engine bracket having a plurality of mounting bosses for fastening the counterpart.
  • S30 is a process for checking the engine bracket hybrid casting condition, which includes casting conditions including the filling melt for each gate of S41, the melting temperature of S42, the oxide distribution in the molten metal of S43, the solidification of the molten metal of S44, and the release agent application of S45. .
  • FIG 3 illustrates an example of the configuration of the hybrid mold and the conditions of the engine bracket hybrid casting.
  • the hybrid mold is provided with a cavity 40 in the form of a product that can mold and cast an engine bracket, and the cavity 40 is formed in a fixed die and a movable die that can be coupled and separated from each other.
  • a high vacuum is formed in the runner 50 forming the passage of the molten metal supplied to the cavity, the injection gate 60 for injecting the molten metal supplied to the runner 50 into the cavity 40, and the cavity 40.
  • An overflow vent 70 is provided to allow the overflow of the molten metal filled into the cavity 40.
  • the cavity 40 is suitably machined according to engine brackets of various shapes, including engine bracket type 1, type 2, and type 3.
  • the injection gate 60 is composed of a first injection branch 61, a second injection branch 62, and a third injection branch 63 having different passage cross-sectional area sizes, each having a different distance from each other. do.
  • the injection gate 60 may be appropriately modified in shape according to the engine bracket of various shapes, including engine bracket type 1, type 2, type 3.
  • the injection gate 60 is arranged in the cavity 40 on the opposite side, and forms a high vacuum in the cavity 40 and melts in the cavity 40.
  • a vent line 74 is formed to form at least one or more expansion vents for exiting the tube, and to connect the expansion vents.
  • the expansion vent is composed of the first expansion vent 71, the second expansion vent 72 and the third expansion vent 73, it is connected to the vent line 74 to form a respective discharge passage.
  • the first expansion vent 71 is a reference
  • the second expansion vent 72 and the third expansion vent 73 are evenly arranged in the cavity 40 at intervals from the first expansion vent 71.
  • expansion vent is appropriately changed in the arrangement position and the number thereof according to the engine bracket of various shapes, including engine bracket type 1, type 2, type 3, the number can be provided with three to six.
  • the high vacuum formed by the overflow vent 70 may be provided through a hybrid mold 10 or may be provided from a component included in the hybrid die cast mold apparatus.
  • casting conditions include conditions for various products (engine brackets), including materials, injection temperatures, and weights, conditions for hybrid molds that form cavities, and melts as cavities. Includes conditions for the plunger provided in the injecting sleeve.
  • the casting conditions exemplified in the table are examples, and in actual casting, all the conditions related to the casting are considered in detail.
  • S50 is a setting for a specific casting condition for each engine bracket to be cast, which is divided into the engine bracket type 1 of S51, the engine bracket type 2 of S52, the engine bracket type 3 of S53, the engine bracket type 1 as needed 2, 3 and other types of engine brackets are also applicable.
  • the flat engine bracket 100A is formed in the width direction of the thin body 110-1 and the thin body 110-1 and the thin body 110-1 to form an integral shape having a thin thickness, and thus the relative parts.
  • a first mounting boss 120-1a mounted on the second side, a second mounting boss 120-1b formed on one side in the longitudinal direction of the scene body 110-1, and mounted on the mating component, and the scene body 110-. It is formed in the shape including the third mounting boss (120-1c) formed on the other side in the longitudinal direction of 1) and mounted to the mating component.
  • the second mounting boss 120-1b and the third mounting boss 120-1c are arranged to face each other.
  • the specific casting conditions include the conditions for the flat type engine bracket 100A including the material, the injection temperature and the weight, the conditions for the hybrid mold forming the cavity, and the molten metal. Conditions for the plunger provided in the sleeve to be injected into the cavity (cavity).
  • the flat type engine bracket 100A is made of ALDC10 material, has a liquid line of 950 degrees, a solid line of 535 degrees, an injection temperature of 660 degrees, and a condition such as a weight of 0.62 Kg.
  • die it is SKD61 material and includes conditions like the initial temperature of 190 degree
  • the plunger is 70 mm in diameter and includes conditions such as a low speed of 0.198 m / sec and a high speed of 2.544 m / sec.
  • FIG. 5 shows the specific casting conditions applied to the Try Angle type engine bracket 100B which is engine bracket type 2.
  • FIG. 5 shows the specific casting conditions applied to the Try Angle type engine bracket 100B which is engine bracket type 2.
  • the Triangular (Try Angle) type engine bracket (100B) is a triangular body (110-2, Try Angle Body) forming an integral shape with an edge forming a void (130-1, Void) which is an empty space, A first mounting boss 120-1a formed of a portion except for three vertices of the triangular body 110-2 and mounted to the mating component, and a first vertex portion of the three vertices of the triangular body 110-2.
  • specific casting conditions include conditions for a Try Angle type engine bracket 100B including material, injection temperature, and weight, conditions for a hybrid mold having a cavity, and molten metal. And conditions for the plunger provided in the sleeve for injecting the cavity into the cavity.
  • the Triangle (Try Angle) type engine bracket 100B is made of ALDC10 material, an injection temperature of 660 degrees, and includes a condition such as a weight of 1.3615Kg.
  • the mold is made of SKD61 material and includes conditions such as an initial temperature of 200 degrees, a 0.7772 Kg weight cavity, a 0.4561 Kg weight runner, and a 0.1282 Kg weight overflow vent.
  • the plunger includes conditions such as a 70 mm diameter and 470 mm length, a low speed of 0.2 m / sec, a high speed of 1.1925 m / sec, and a switching position of 365 mm.
  • Fig. 6 shows the specific casting conditions applied to the rectangular type engine bracket 100C which is engine bracket type3.
  • the rectangular engine bracket 100C has a rectangular body 110-3 (Rectangular Body) that forms an integral shape with an edge forming voids 130-1 and voids, which are empty spaces, and a rectangular body.
  • a first mounting boss 120-1a formed at the first edge portion of the four corners of 110-110 and mounted to the mating component, and a second mounting boss formed at the second edge portion and mounted to the mating component ( 120-1b), a third mounting boss 120-1c formed at the third edge portion and mounted to the mating component, and a fourth mounting boss 120-1d formed at the fourth edge portion and mounted to the mating component.
  • Consists of a shape including a.
  • specific casting conditions include conditions for rectangular engine bracket 100C including materials, injection temperature and weight, conditions for hybrid molds with cavities, and molten metal. Conditions for the plunger provided in the sleeve to be injected into the cavity (cavity).
  • the rectangular type engine bracket 100C is made of ALDC10 material, has an injection temperature of 660 degrees, and includes a condition such as a weight of 2.6445 Kg.
  • the mold is also made of SKD61 material and includes conditions such as an initial temperature of 200 degrees, a 0.843 Kg weight cavity and a 1.5952 Kg weight runner, and a 0.2064 Kg weight overflow vent.
  • the plunger includes conditions such as an 80 mm diameter and 490 mm length, a low speed of 0.2 m / sec and a high speed of 2.544 m / sec, and a switching position of 346 mm.
  • a rigid type engine bracket may be further included, and in this case, specific casting conditions such as the flat type engine bracket, the try angle type engine bracket, and the rectangular type engine bracket are described. This applies.
  • S60 to S80 is a step of casting the engine bracket, in S60 the cavity injection of the molten metal is made precisely controlled according to the high vacuum of the cavity and the local pressure for the molten casting. In particular, such a process is continuously checked, such as S70, so that an emergency situation can be quickly responded accordingly.
  • S80 is completed in the engine bracket product in the cavity by controlling the solidification state without sintering or shrinkage while controlling the oxide distribution and bubbles of the melt under high vacuum and local pressure.
  • FIGS. 7 to 9 show a flat type engine bracket 100A of engine bracket type 1, a try angle type engine bracket 100B of engine bracket type 2, and a square of engine bracket type 3, respectively. ) Shows the state in which the engine bracket 100C is cast in the cavity.
  • FIG. 7 shows a state in which a flat engine bracket 100A is cast under specific casting conditions.
  • the flat type engine bracket 100A is cast in the cavity 40, and the injection gate 60 formed integrally with the runner 50 is the scene of the flat type engine bracket 100A.
  • the molten metal is injected into the body 110-1, and the overflow vent 70 includes the first mounting boss 120-1a and the second mounting boss 120-1b of the flat engine bracket 100A.
  • the third mounting boss 120-1c to form a high vacuum in the cavity 40 while simultaneously forming an overflow path of the injected molten metal.
  • the injection gate 60 is formed in a fallopian tube shape having an extension section at the end portion at which the molten metal supplied to the runner 50 exits, so that the injection gate 60 is located farthest from the structure of the flat engine bracket 100A. Filling of the molten metal into the mounting boss 120-1b may be performed quickly.
  • the first expansion vent 71 of the overflow vent 70 is not connected to the vent line 74, the second mounting boss 120-positioned farthest from the structure of the flat engine bracket 100A.
  • the filling performance of the molten metal filled with 1b) can be improved, and the third expansion vent 73 is connected to the side surface of the third mounting boss 120-1c to thereby provide a flat engine bracket 100A.
  • the filling performance of the molten metal filled with the second mounting boss 120-1b located farthest may be further improved.
  • the flat type engine bracket 100A cast in the cavity 40 has almost no bubble formation in the oxide distribution and the solidification state
  • the cooling fin 200 has a flat type engine bracket 100A. Since the first mounting boss 120-1a, the second mounting boss 120-1b, and the third mounting boss 120-1c are respectively provided, the solidified state of the molten metal may be almost free from shrinkage defects.
  • a triangular (Try Angle) type engine bracket 100B is cast, and the injection gate 60 formed integrally with the runner 50 is a triangular (Try Angle) type engine bracket 100B.
  • the molten metal is injected into one of the edge portions forming the triangular body 110-1, and the overflow vent 70 is a first mounting boss 120-1a of the triangular (Try Angle) type engine bracket 100B. It is located in three places except one of the fourth mounting bosses 120-1d.
  • the injection gate 60 is formed in a straight shape having a section extending integrally from the end portion at which the molten metal supplied to the runner 50 exits, so that the injection gate 60 is a triangular (Try Angle)
  • Try Angle triangular
  • the melt flow can be guided to the thickened side away from the center, and the cross-sectional size of the injection gate 60 has the end section of the runner 50.
  • the filling speed can be increased by further improving the melt rate by being reduced to be formed relatively smaller than the cross-sectional size.
  • first expansion vent 71 of the overflow vent 70 is located in the first mounting boss 120-1a
  • second expansion vent 72 is located in the fourth mounting boss 120-1d.
  • the third expansion vent 73 and the first sub expansion vent 73-1 are positioned at the second mounting boss 120-1b.
  • the triangular (Try Angle) type engine bracket 100B cast from the cavity 40 has almost no bubble formation in the oxide distribution and the solidification state
  • the cooling fin 200 has the triangular (Try Angle) type engine bracket 100B.
  • the solidification state of the molten metal may be formed in a state in which there is almost no shrinkage defect by being provided in the second mounting boss 120-1b, the third mounting boss 120-1c, and the fourth mounting boss 120-1d, respectively. .
  • FIG. 9 shows a state in which the rectangular engine bracket 100C is cast under specific casting conditions.
  • a rectangular engine bracket 100C is cast in the cavity 40, and the injection gate 60 integrally formed with the runner 50 is a square of the rectangular engine bracket 100C.
  • the molten metal is injected into one side portion of the body 110-1, and in particular, the injection gate 60 spreads widely at an end portion at which the molten metal supplied to the runner 50 exits, and thus the first injection branch 61.
  • the extension section is formed to have a length extending from the first injection branch 61 side to the center position of the cavity 40 together with the multi-branch section consisting of the third injection branch 63 to the melt flow flow to the center quickly. have.
  • a second expansion vent 72 of the overflow vent 70 is located in the first mounting boss 120-1a of the rectangular engine bracket 100C, and the first expansion vent 71 is formed.
  • the third sub expansion vent 73 is positioned between the second mounting boss 120-1b and the third mounting boss 120-1c, and is positioned in the third mounting boss 120-1c.
  • the vent 73-2 and the third sub expansion vent 73-3 are positioned between the second mounting boss 120-1b and the third mounting boss 120-1c.
  • the rectangular type engine bracket 100C cast from the cavity 40 has almost no bubble formation in the oxide distribution and the solidification state, and the cooling fins 200 are formed in the rectangular type engine bracket 100C.
  • the solidification state of the molten metal can be made in a state in which shrinkage defects are almost absent.
  • S90 is a step taken out by completing the engine bracket as a product, in this case, a flat type engine bracket of the engine bracket type 1 of S101, or a triangular (Try Angle) type engine bracket of the engine bracket type 2 of S102 It may be a rectangular type engine bracket, which is an engine bracket type3 of S103.
  • S200 is a post-processing for the completed engine bracket, which may be a process for finishing the engine bracket product if necessary.
  • these engine bracket products have proved to be of sufficient hardness value and to have a rated flow rate of 1 or higher in experimental results.
  • the hybrid die casting method includes a fixed die 20 and a movable die 30 that can be coupled to and separated from each other, and the fixed die 20 and the movable die such that the engine bracket is molded and molded.
  • a hybrid mold 10 having an overflow vent (70) acting as a passage in which the molten metal overflows from the cavity 40, by forming a gate, along with the filling pattern and oxide distribution for each gate into which the molten metal is injected
  • Engine brackets 100A, 100B, and 100C having various shapes are manufactured while demanding conditions such as melt flow are satisfied, and in particular, they are easy to meet the required rigidity of the engine brackets 100A, 100B, and 100C. Large quantities can be produced.

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

Abstract

La présente invention concerne un procédé de moulage sous pression hybride comprenant un moule hybride (10) comprenant : un moule métallique fixe (20) et un moule métallique mobile (30) qui peuvent être accouplés et séparés l'un de l'autre ; des cavités (40) formées dans le moule métallique fixe (20) et le moule métallique mobile (30), pour des supports de moteur de coulée/moulage ; des entrées d'injection (60) raccordées par des canaux d'alimentation (50), par lesquels le métal liquide est fourni, pour l'injection du métal liquide dans les cavités (40) ; et des évents de trop-plein (70) permettant de créer un vide poussé dans les cavités (40) et agissant comme passages à travers lesquels le métal liquide déborde des cavités (40), le procédé étant ainsi caractérisé par la fabrication de supports de moteur (100A, 100B, 100C) présentant diverses formes tout en satisfaisant des conditions rigoureuses, telles que l'écoulement du métal liquide avec la répartition de l'oxyde et la condition de remplissage de chaque entrée, à travers laquelle le métal liquide est injecté, et en particulier par la production en série facilitée des supports de moteur (100A, 100B, 100C) tout en leur permettant de posséder la rigidité requise.
PCT/KR2013/003494 2013-04-11 2013-04-24 Procédé de moulage sous pression hybride WO2014168280A1 (fr)

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KR1020130040101A KR101467428B1 (ko) 2013-04-11 2013-04-11 하이브리드 다이캐스팅 공법

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KR100676832B1 (ko) * 2005-05-13 2007-02-02 함창화 봉상발열전기전도체의 제조방법
KR20090080767A (ko) * 2008-01-22 2009-07-27 주식회사 알텍캐스트 차량용 압축기 부품의 다이캐스팅 성형장치
JP2011020158A (ja) * 2009-07-17 2011-02-03 Honda Motor Co Ltd 成形ワークの製造方法、バリ取り装置、金型
KR20110110949A (ko) * 2010-04-02 2011-10-10 홍기원 다이캐스팅금형장치

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