CN106694850A - Pouring device for high-pressure casting mold - Google Patents

Pouring device for high-pressure casting mold Download PDF

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Publication number
CN106694850A
CN106694850A CN201710167341.1A CN201710167341A CN106694850A CN 106694850 A CN106694850 A CN 106694850A CN 201710167341 A CN201710167341 A CN 201710167341A CN 106694850 A CN106694850 A CN 106694850A
Authority
CN
China
Prior art keywords
gate
pouring
ingate
casting
cake
Prior art date
Application number
CN201710167341.1A
Other languages
Chinese (zh)
Inventor
戴川
万雅春
刘兴富
张凤君
王永宁
朱志华
李昌海
Original Assignee
中信戴卡股份有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 中信戴卡股份有限公司 filed Critical 中信戴卡股份有限公司
Priority to CN201710167341.1A priority Critical patent/CN106694850A/en
Publication of CN106694850A publication Critical patent/CN106694850A/en

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B22CASTING; POWDER METALLURGY
    • B22DCASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D17/00Pressure die casting or injection die casting, i.e. casting in which the metal is forced into a mould under high pressure
    • B22D17/20Accessories: Details
    • B22D17/22Dies; Die plates; Die supports; Cooling equipment for dies; Accessories for loosening and ejecting castings from dies
    • B22D17/2272Sprue channels

Abstract

The invention provides a pouring device for a high-pressure casting product. The pouring device comprises a material cake (01), a cross gate (02), an inner sprue (03) and slag accumulating ladles (04). The pouring device is characterized in that the inner sprue (03) is in lap joint with the surfaces of cast parts (05) and is arranged with the shape changed along the surfaces of the cast parts (05); the cross gate (02) comprises the input end connected to the material cake (01) and the two output ends connected with the inner sprue (03) correspondingly; and the cross sectional area, in the direction of the inner sprue (03), of the cross gate (02) is decreased step by step. The pouring device used for an aluminum alloy pressure casting mold has the advantages that washing of liquid aluminum to a mold core is avoided in the mold filling process, and pulling damage defects of products and the mold are reduced; meanwhile, the flowing smoothness of the liquid aluminum in a cavity is guaranteed, the exhausting performance of the cavity is good, and pore defects of the cast parts are remarkably reduced; and the pouring gate and exhausting structural design is reasonable, the quality of the products and the mold is guaranteed, and the production effects are improved.

Description

A kind of apparatus for pouring of high-pressure casting mould
Technical field
The present invention relates to aluminium alloy high pressure casting field, and in particular to a kind of running gate system for high-pressure casting mould.
Background technology
Mould is modern industry, particularly the essential technique of the industry such as automobile, radio, aviation, instrument, commodity Equipment.The running gate system of high-pressure casting mould is the split channel that aluminium liquid flows to die cavity from injection chamber.Running channel and gas extraction system Quality, has very important influence to the quality and productivity effect of die casting.
The pouring gate structure of mould is needed according to the architectural characteristic of product come comp comprehensive layout, it is necessary to ensure aluminium liquid in die cavity Flowing ride comfort, it is to avoid the gas hole defect of interiors of products, while needing reduction aluminium water to wash away mold cores, mitigates product Pull defect and improve die life, therefore rational running gate system is of crucial importance for aluminium alloy compression casting, can reduce Site technique debugging difficulty, also can guarantee that product quality, improves the qualification rate of die-cast product, increase the performance of enterprises.
At present, the pouring gate structure (shown in example 2) of use can preferably avoid pulling defect, controlling product for cast(ing) surface Gas hole defect, but two ingates (09) are arranged in the single side face of casting structure shown in example 2, ingate (09) Adjustable area once there is gas hole defect in production, is not realized performance by a definite limitation of product structure (08) in technique In the case of improvement, it is not easy to (be difficult in the not increased feelings of loading time by the ingate structural improvement defect for optimizing mould Under condition, fill rate is reduced by increasing ingate area, improve die cavity exhaust situation).
The content of the invention
For the technical requirements of above-mentioned aluminium alloy compression casting, the present invention proposes a kind of running gate system of graceful casting mould. It increased the adjustable extent of current die casting technique, further improves interiors of products gas hole defect, improves casting Yield rate.
The invention discloses a kind of apparatus for pouring of high-pressure casting product, it includes material cake (01), cross gate (02), interior pours Mouth (03), accumulated slag bag (04).A kind of pouring gate structure of aluminum alloy die-casting die of the invention, ingate design attitude is fully avoided Aluminium liquid is washed away to the big core of mould, it is ensured that aluminium liquid reduces pulling for product scarce in the stationarity of die cavity internal flow Fall into, product and die quality are all ensured well.
The invention provides a kind of apparatus for pouring of high-pressure casting mould, the described mould for aluminium alloy high pressure casting Apparatus for pouring includes material cake (01), cross gate (02), ingate (03) and accumulated slag bag (04), it is characterised in that:Poured in described Mouth (03) is connected with casting (05) surface in joint form, and is arranged with the shape along cast(ing) surface (05);Described cross gate (02) V-shaped structure, including it is connected to the output end of the input for expecting cake (01) and two for being connected with ingate (03) respectively, bifurcated Angle is in the range of 100~120 °;Cross gate (02) successively decreases step by step towards the cross-sectional area in ingate (03) direction, wherein from horizontal stroke Running channel bifurcation site (06) is started running channel thickness and integrally thinning 3~4mm and to fall seamlessly transitted with fillet guarantee, the nearly cast gate of cross gate The upper surface of position (07) is in 30~40 ° with lower surface face, and cross section is gradually thinned to ingate (03) thickness;Described cast The cross-sectional area S1 of material cake and the cross-sectional area S2 ratios of ingate are in the range of 10~15 in system;Described accumulated slag bag (04) Be arranged in casting fills type end, Lv Shui intersections and the core back side.
The present invention is used for the die casting system of aluminium alloy high pressure casting, and advantage is:Design of Runner System is reasonable, aluminium water Fill the position that exhaust is difficult at moldeed depth chamber first in die cavity, then flow to die joint, fill type steady, hence it is evident that reduction cast-internal The content of stomata, mitigates pulling for casting, and production percent defective declines, and Business Economic Benefit is significantly improved.
In one aspect of the invention, there is provided a kind of apparatus for pouring of high-pressure casting mould, including material cake (01), horizontal pour Road (02), ingate (03), accumulated slag bag (04), it is characterised in that:Described ingate (03) is with casting (05) surface in overlap joint Form is connected, and is arranged with the shape along cast(ing) surface (05);Described cross gate (02) expects the input of cake (01) including being connected to The output end of two for being connected with ingate (03) respectively;Cross gate (02) towards ingate (03) direction cross-sectional area by Level successively decrease, wherein since lateral road road bifurcation site (06) ing running channel thickness integrally thinning 3~4mm and with fillet guarantee it is smoothed Cross, upper surface and the lower surface face of the nearly gate location of cross gate (07) are in 30~40 °, and cross section is gradually thinned to ingate (03) Thickness;The cross-sectional area S1 of material cake and the cross-sectional area ratio S2 of ingate are in the range of 10~15 in described running gate system; What described accumulated slag bag (04) was arranged in casting fills type end, Lv Shui intersections and the core back side.
In currently preferred aspect, described cross gate (02) V-shaped structure, bifurcation angle is in 100~120 ° of scopes It is interior, and cross-sectional area towards ingate (03) direction successively decreases step by step.
A kind of one aspect of the present invention, there is provided apparatus for pouring for high-pressure casting product, it include material cake (01), Cross gate (02), ingate (03), accumulated slag bag (04), it is characterised in that:Described ingate (03) is in casting (05) surface Joint form is connected, and is arranged with the shape along cast(ing) surface (05);Described cross gate (02) is including being connected to the defeated of material cake (01) Enter the output end of two holding and being connected with ingate (03) respectively;Cross-sectional area of the cross gate (02) towards ingate (03) direction Successively decrease step by step.
In currently preferred aspect, described cross gate (02) V-shaped structure, bifurcation angle is in 100~120 ° of scopes It is interior, and cross-sectional area towards ingate (03) direction successively decreases step by step.
In currently preferred aspect, described cross gate by bifurcation site (06) running channel thickness integrally thinning 3~ 4mm and with round-corner transition, the upper surface of cross gate and lower surface face are in 30~40 ° at nearly cast gate, in cross section is gradually thinned to Cast gate (03) thickness.
The cross-sectional areas of the cross-sectional area S1 with ingate of cake is expected in currently preferred aspect, described running gate system S2 ratios are in the range of 10~15.
In currently preferred aspect, what described accumulated slag bag (04) was arranged in casting fills type end, Lv Shui intersections and The core back side.
Other side of the invention, additionally provides following technical scheme:A kind of cast of aluminium alloy high pressure casting mould System, including material cake, sprue, cross gate, ingate and accumulated slag bag, its innovative point is the cloth of the cross gate and ingate Put form.Cross gate (02) and ingate are connected in joint form with casting and are accompanied with connection surface and be distributed, along die cavity inwall Tangential filling, avoids directly washing away to mould depth chamber position, while aluminium water fills type steady and smooth in cavity filling process.
The present invention is used for the running gate system of aluminum alloy die-casting die, and advantage is:Cavity filling process avoids aluminium water to mould Core washes away, and reduce product and mould pulls defect, while ensure that ride comfort, die cavity that aluminium liquid flows in die cavity Venting quality is good, hence it is evident that reduce the gas hole defect of casting, and running channel and exhaust structure are reasonable in design, it is ensured that product and mould matter Amount, improves productivity effect.
Brief description of the drawings
Hereinafter, embodiment of the present invention is described in detail with reference to accompanying drawing, wherein:
Hereinafter, example approach of the invention is described in detail with reference to accompanying drawing, wherein,
Fig. 1:The die casting system schematic for aluminium alloy high pressure casting described in example example 1;
Fig. 2:The mold runner side schematic view for aluminium alloy high pressure casting described in example example 1.
Fig. 3:The die casting system schematic for aluminium alloy high pressure casting described in embodiment 2.
In figure:01- material cake, 02- cross gates, 03- ingates, 04- accumulated slags bag, 05- casting, 06- cross gates bifurcation site, The nearly gate location of 07- cross gates, 08- casting, 09- ingates.
Specific embodiment
Embodiment 1
Illustrate the present invention below in conjunction with the accompanying drawings.
Accompanying drawing 1 be a kind of running gate system for aluminium alloy high pressure casting mould of the present invention, including material cake (01), Cross gate (02), ingate (03), accumulated slag bag (04), it is characterised in that:Described ingate (03) is in casting (05) surface Joint form is connected, and is arranged with the shape along cast(ing) surface (05);Described cross gate (02) V-shaped structure, including it is connected to material The input of cake (01) and the output end of be connected with ingate (03) respectively two, bifurcation angle is in the range of 100~120 °; Cross gate (02) successively decreases step by step towards the cross-sectional area in ingate (03) direction, wherein being poured since lateral road road bifurcation site (06) Road thickness integrally thinning 3~4mm and to be fallen ensured with fillet and seamlessly transitted, the upper surface of the nearly gate location of cross gate (07) and following table Face face is in 30~40 °, and cross section is gradually thinned to ingate (03) thickness;The cross-sectional area S1 of cake is expected in described running gate system With the cross-sectional area S2 ratios of ingate in the range of 10~15;What described accumulated slag bag (04) was arranged in casting fills type end, Lv Shui intersections and the core back side.
The present embodiment die casting pouring type is:After aluminium water is added to pressure chamber by quantitative furnace, drift is slow by aluminium water Speed is fills up to cross gate (02), is then tapped off into two bursts of cross gates (06), and cutting along cast(ing) surface is filled to ingate at a slow speed Line direction Fast Filling avoids directly washing away to mould depth chamber position to mold cavity, reduces the defect of pulling of product, together When ingate position ensure that aluminium water energy flows along die cavity well in cavity filling process, carry out order filling, to fill type steadily suitable Freely, fill die cavity exhaust in type and well, reduce the gas hole defect of casting, running channel and exhaust structure are reasonable in design, it is ensured that product And die quality, improve the performance of enterprises.
The above embodiments merely illustrate the technical concept and features of the present invention, its object is to allow person skilled in the art Scholar will appreciate that present disclosure and be carried out that it is not intended to limit the scope of the present invention, all according to the present invention The equivalent change or modification that Spirit Essence is made, should all cover within the scope of the present invention.

Claims (5)

1. a kind of apparatus for pouring for high-pressure casting product, it includes material cake (01), cross gate (02), ingate (03), product Cinder ladle (04), it is characterised in that:Described ingate (03) is connected with casting (05) surface in joint form, and along cast(ing) surface (05) profile-followed arrangement;Described cross gate (02) is including being connected to the input of material cake (01) and being connected with ingate (03) respectively The output end of two;Cross gate (02) successively decreases step by step towards the cross-sectional area in ingate (03) direction.
2. apparatus for pouring according to claim 1, it is characterised in that described cross gate (02) V-shaped structure, angle of forking Degree is in the range of 100~120 °, and cross-sectional area towards ingate (03) direction successively decreases step by step.
3. apparatus for pouring according to claim 1, it is characterised in that described cross gate is poured by bifurcation site (06) The overall thinning 3~4mm and with round-corner transition of road thickness, the upper surface of cross gate and lower surface face are in 30~40 ° at nearly cast gate, horizontal Section is gradually thinned to ingate (03) thickness.
4. apparatus for pouring according to claim 1, it is characterised in that the cross-sectional area S1 of cake is expected in described running gate system With the cross-sectional area S2 ratios of ingate in the range of 10~15.
5. apparatus for pouring according to claim 1, it is characterised in that what described accumulated slag bag (04) was arranged in casting fills type End, Lv Shui intersections and the core back side.
CN201710167341.1A 2017-03-20 2017-03-20 Pouring device for high-pressure casting mold CN106694850A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710167341.1A CN106694850A (en) 2017-03-20 2017-03-20 Pouring device for high-pressure casting mold

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710167341.1A CN106694850A (en) 2017-03-20 2017-03-20 Pouring device for high-pressure casting mold

Publications (1)

Publication Number Publication Date
CN106694850A true CN106694850A (en) 2017-05-24

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2681791A1 (en) * 2008-10-17 2010-04-17 Dr. Ing. H.C.F. Porsche Aktiengesellschaft Procedure for manufacturing a frame-like structural component
CN203109202U (en) * 2013-03-15 2013-08-07 苏州广型模具有限公司 Pouring system of die-casting die
CN204262326U (en) * 2014-12-10 2015-04-15 重庆瑞通实业有限公司 A kind of vehicle manual gear-box case die-casting die casting system
CN204262318U (en) * 2014-07-03 2015-04-15 浙江亚路铸造有限公司 A kind of special Exhausting System of die casting
CN105750523A (en) * 2016-04-19 2016-07-13 中信戴卡股份有限公司 Aluminum alloy high-pressure casting mold

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2681791A1 (en) * 2008-10-17 2010-04-17 Dr. Ing. H.C.F. Porsche Aktiengesellschaft Procedure for manufacturing a frame-like structural component
CN203109202U (en) * 2013-03-15 2013-08-07 苏州广型模具有限公司 Pouring system of die-casting die
CN204262318U (en) * 2014-07-03 2015-04-15 浙江亚路铸造有限公司 A kind of special Exhausting System of die casting
CN204262326U (en) * 2014-12-10 2015-04-15 重庆瑞通实业有限公司 A kind of vehicle manual gear-box case die-casting die casting system
CN105750523A (en) * 2016-04-19 2016-07-13 中信戴卡股份有限公司 Aluminum alloy high-pressure casting mold

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