CN102430738A - Internal sealing device for liquid alloy extrusion casting die - Google Patents
Internal sealing device for liquid alloy extrusion casting die Download PDFInfo
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- CN102430738A CN102430738A CN2011103285536A CN201110328553A CN102430738A CN 102430738 A CN102430738 A CN 102430738A CN 2011103285536 A CN2011103285536 A CN 2011103285536A CN 201110328553 A CN201110328553 A CN 201110328553A CN 102430738 A CN102430738 A CN 102430738A
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- hopper
- slide
- seal
- door
- internal sealing
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Abstract
The invention discloses an internal sealing device for a liquid alloy extrusion casting die, which comprises an internal sealing pouring chute (1), an oil cylinder (2) and a pouring hopper (3). The technical scheme of the internal sealing device includes that the internal sealing pouring chute comprises an internal sealing door, a chute, a sliding seat, a leak and a connecting trough, the internal sealing door is placed on the inner side of a pouring gate of a half liquid chamber positioned on a side of a fixed die, during pouring, the internal sealing pouring chute is driven by the oil cylinder so that the internal sealing door slides towards the inside of the liquid chamber, and alloy liquid is poured in from the chute and flows into the liquid chamber through the leak at the joint of the chute with the sliding seat; during sealing, the internal sealing pouring chute is driven by the oil cylinder, so that the internal sealing door plugs the pouring gate from the inside of the liquid chamber; and during extrusion casting, the internal sealing door and the pouring gate are pressed more and more tightly by the aid of the pressure of the alloy liquid. Cooling flashes at the pouring gate are eliminated by means of internal sealing, so that liquid alloy extrusion casting production efficiency is improved, and working intensity is reduced.
Description
Technical field
The present invention relates to a kind of closing device of mould gate, specifically be meant to be applied on the alloy liquid extrusion casting mould, the interior closing device of a kind of alloy liquid extrusion casting mould of closed mould cast gate when extrusion casint.
Background technology
The production craft step of alloy liquid extrusion casting mould (abbreviation mould) is followed successively by matched moulds, waters material, seals, fills type, extruding, fracture, die sinking eject; Wherein, watering material, is that the alloy feed liquid with red-hot liquid state pours into cast gate from the pan feeding road, and the alloy feed liquid leans on gravity to flow into the chamber that is surrounded by tup, liquid material chamber; Sealing and fill type, is to be promoted to seal cutter shutoff cast gate by oil cylinder, afterwards, pushes up on the tup, the alloy feed liquid is charged in the die cavity of mould; The effect of sealing cutter is that to stop the alloy feed liquid that gets in the liquid material chamber to be returned from cast gate by top on the tup excessive, consults Fig. 4; Prior art adopts the above-mentioned device shutoff cast gate that seals cutter 09 that is called; Seal cutter 09 displacement that deforms because the crunch during extrusion casint can make, cause the cold burden head in cast gate and the slit of sealing cutter 09, to produce the cooling overlap, the cooling overlap hinders the automatic demoulding of cold burden head; Need the artificial auxiliary cold burden head that takes out; Yet artificial supplement production efficient is low, working strength is big, and therefore, there are the problems and shortcomings that production efficiency is low, working strength is big in prior art.
Summary of the invention
Problems and shortcomings to above-mentioned prior art existence; The present invention adopts by interiorly sealing up a door, sealing in hopper, slide, small opening, link slot constitute and water hopper, adopt will in seal water hopper in seal up a door and place the inboard that is positioned at cast gate place, quiet mould side half slit bamboo or chopped wood liquid material chamber, when watering material; Seal in affecting by oil cylinder and water hopper; Seal up a door in making and slip into to the inside of liquid material chamber, the alloy feed liquid is poured into by hopper, and the small opening through hopper and slide junction flows in the liquid material chamber; When sealing; Seal in affecting by oil cylinder and water hopper, seal up a door in making and cast gate is blocked, during extrusion casint from the inside of liquid material chamber; Utilize the pressure of alloy feed liquid to seal up a door in making and cast gate is pressed technical scheme more closely more; A kind of interior closing device of alloy liquid extrusion casting mould is provided, is intended to eliminate the cooling overlap at cast gate place, make alloy liquid extrusion casting production reach the purpose of raising the efficiency, alleviate working strength through the inside mode of sealing up a door.
The objective of the invention is to realize like this: a kind of interior closing device of alloy liquid extrusion casting mould, seal in comprising and water hopper, oil cylinder, water hopper, wherein: sealing in described and watering hopper is the steel components that is oblique slide shape; In seal the bottom of watering hopper and be provided with the block slide of horizontal rectangular, the left surface of said slide be provided with one side protrude from vertically upward rectangular plate shape above the slide in seal up a door, four seamed edges of the right flank of sealing up a door in said are 45 ° chamfering inclined-plane; The right flank center of said slide is provided with the link slot that vertical T-slot constitutes; In seal the oblique hopper that the top of watering hopper is provided with the rectangular groove shape that upwards is tilted to the right; The lower end of said oblique hopper is positioned at said slide and said junction of sealing up a door; And it is concordant below slide to pass slide, tiltedly the small opening of lower end rectangle of formation below slide of hopper; Be provided with electric heater below the bottom land of oblique hopper;
The hydraulically extensible element of described oil cylinder for constituting by cylinder body, piston rod;
The described member that waters hopper for the dustpan shape processed by steel plate;
Water hopper and be connected the upper end of oblique hopper;
In seal and water on the quiet mould that hopper is placed in mould; In seal water hopper in the seal up a door corresponding contact matching in inboard of cast gate of the liquid material chamber that places half slit bamboo or chopped wood that is positioned at quiet mould with cast gate; The size of said cast gate is less than interior size of sealing up a door, and cast gate four limits be provided with the inclined-plane with in the chamfering inclined-plane corresponding matching of sealing up a door; In seal the slide that waters hopper and slide and to be placed in the horizontal concrete chute of quiet mould; In seal the oblique hopper that waters hopper and slide and be placed in the oblique chute of quiet mould; And pass quiet mould and upwards stretch out quiet mould to the right, the right side of passing and stretching out the static workbench of press during application, the cylinder body fixed in position of oil cylinder is on the right side of the static workbench of press; The piston rod of oil cylinder passes the passage that is located in static workbench of press and the quiet mould, is fixedly connected with slide through the link slot of connecting rod through slide.
Operation principle
During work, quiet mould, dynamic model matched moulds, a complete liquid material chamber is merged into by half slit bamboo or chopped wood of quiet mould and half slit bamboo or chopped wood of dynamic model in liquid material chamber.
Water when material, seal in oil cylinder promotes and water hopper, seal up a door in making and slip into to the inside of liquid material chamber, small opening gets into liquid material chamber, and the alloy feed liquid of red-hot liquid state is poured into the liquid material chamber through small opening along oblique hopper from watering hopper; The tiltedly electric heater energising heating below the bottom land of hopper can not reduce with the temperature of the alloy feed liquid of the oblique hopper of guaranteeing to flow through;
When sealing, seal in oil cylinder affects and water hopper, seal up a door in making and from the inside of liquid material chamber cast gate is blocked, this moment, small opening was withdrawn in the horizontal concrete chute of quiet mould; During extrusion casint, top alloy feed liquid entering die cavity extrusion casint on the tup is sealed up a door in the pressure of alloy feed liquid makes and cast gate is pressed tightr and tightr, thereby it is excessive to have stoped the alloy feed liquid to be returned from cast gate, and has eliminated the problem that forms the cooling overlap at the cast gate place.
Above-mentioned; The present invention adopts by interiorly sealing up a door, sealing in hopper, slide, small opening, link slot constitute and water hopper, adopt will in seal water hopper in seal up a door and place the inboard that is positioned at cast gate place, quiet mould side half slit bamboo or chopped wood liquid material chamber, when watering material; Seal in affecting by oil cylinder and water hopper; Seal up a door in making and slip into to the inside of liquid material chamber, the alloy feed liquid is poured into by hopper, and the small opening through hopper and slide junction flows in the liquid material chamber; When sealing; Seal in affecting by oil cylinder and water hopper; Seal up a door in making and cast gate is blocked, during extrusion casint, utilize the pressure of alloy feed liquid to seal up a door in making and cast gate is pressed technical scheme more closely more from the inside of liquid material chamber; Overcome prior art and had the problems and shortcomings that production efficiency is low, working strength is big; The interior closing device of a kind of alloy liquid extrusion casting mould that is provided is eliminated the cooling overlap at cast gate place through the inside mode of sealing up a door, and makes alloy liquid extrusion casting production reach the purpose of raising the efficiency, alleviate working strength.
Description of drawings
Fig. 1 is the structure cross-sectional schematic of the interior closing device of a kind of alloy liquid extrusion casting mould of the present invention;
Fig. 2 is the parts of the interior closing device of a kind of alloy liquid extrusion casting mould of the present invention, in seal the structure cross-sectional schematic of watering hopper;
Fig. 3 is the parts of the interior closing device of a kind of alloy liquid extrusion casting mould of the present invention, in seal the axis of no-feathering side sketch map that waters hopper;
Fig. 4 is the structural representation that seals cutter of the alloy liquid extrusion casting mould of prior art.
Embodiment below in conjunction with in the accompanying drawing does further explain to the present invention, but should not be construed as any restriction of the present invention.
Among the figure: in seal water hopper 1, in seal up a door 11, tiltedly hopper 12, slide 13, small opening 14, link slot 15, oil cylinder 2, water the static workbench of hopper 3, quiet mould 01, dynamic model 02, liquid material chamber 03, tup 04, injection device 05, alloy feed liquid 06, horizontal press 08, press 081, seal cutter 09.
The specific embodiment
Consult Fig. 1～Fig. 3, the interior closing device of a kind of alloy liquid extrusion casting mould of the present invention seals in comprising and waters hopper 1, oil cylinder 2, waters hopper 3, wherein: seal in described and water hopper 1 for being the steel components of oblique slide shape; In seal the bottom of watering hopper 1 and be provided with the block slide 13 of horizontal rectangular; The left surface of said slide 13 be provided with one side protrude from vertically upward rectangular plate shape above the slide 13 in seal up a door 11, four seamed edges of 11 right flanks of sealing up a door in said are 45 ° chamfering inclined-plane; The right flank center of said slide 13 is provided with the link slot 15 that vertical T-slot constitutes; In seal the oblique hopper 12 that the top of watering hopper 1 is provided with the rectangular groove shape that upwards is tilted to the right; The lower end of said oblique hopper 12 is positioned at said slide 13 and said 11 the junction of sealing up a door; And it is concordant below slide 13 to pass slide 13, tiltedly the small opening 14 of lower end rectangle of formation below slide 13 of hopper 12; Be provided with electric heater below the bottom land of oblique hopper 12;
The hydraulically extensible element of described oil cylinder 2 for constituting by cylinder body, piston rod;
The described member that waters hopper 3 for the dustpan shape processed by steel plate;
Water hopper 3 and be connected the upper end of oblique hopper 12;
In seal and water on the quiet mould 01 that hopper 1 is placed in mould; In seal water hopper 1 in seal up a door 11 place the liquid material chamber 03 of half slit bamboo or chopped wood that is positioned at quiet mould 01 the corresponding contact matching in inboard of cast gate with cast gate; The size of said cast gate is less than interior 11 the size of sealing up a door, and cast gate four limits be provided with the inclined-plane with in seal up a door 11 chamfering inclined-plane corresponding matching; In seal the slide 13 that waters hopper 1 and slide and be placed in the horizontal concrete chute of quiet mould 01; In seal the oblique hopper 12 that waters hopper 1 and slide and be placed in the oblique chute of quiet mould 01; And pass quiet mould 01 and upwards stretch out quiet mould 01 to the right; Pass and stretch out the right side of the static workbench 081 of press during application; The cylinder body fixed in position of oil cylinder 2 is on the right side of the static workbench 081 of press, and the piston rod of oil cylinder 2 passes the passage that is located in static workbench 081 of press and the quiet mould 01, is fixedly connected with slide 13 through the link slot 15 of connecting rod through slide 13.
Operation principle
During work, quiet mould 01, dynamic model 02 matched moulds, a complete liquid material chamber 03 is merged into by half slit bamboo or chopped wood of quiet mould 01 and half slit bamboo or chopped wood of dynamic model 02 in liquid material chamber 03.
Water when material, seal in oil cylinder 2 promotes and water hopper 1, seal up a door in making and 11 slip into to the inside of liquid material chamber 03, small opening 14 gets into liquid material chambers 03, and the alloy feed liquid of red-hot liquid state is poured into the liquid material chamber 03 through small opening 14 along oblique hopper 12 from watering hopper 3; The tiltedly electric heater energising heating below the bottom land of hopper 12 can not reduce with the temperature of the alloy feed liquid of the oblique hopper 12 of guaranteeing to flow through;
When sealing, seal in oil cylinder 2 affects and water hopper 1, seal up a door in making and 11 cast gate is blocked, in the horizontal concrete chute of the quiet mould 01 of small opening 14 withdrawals this moment from the inside of liquid material chamber 03; During extrusion casint; Top alloy feed liquid 06 gets into die cavity extrusion casint on the tup 04; Seal up a door in the pressure of alloy feed liquid 06 makes and 11 press tightr and tightr, thereby it is excessive to have stoped alloy feed liquid 06 to be returned from cast gate, and eliminated the problem that forms the cooling overlap at the cast gate place with cast gate.
Claims (1)
1. the interior closing device of an alloy liquid extrusion casting mould is characterized in that: seal in comprising and water hopper (1), oil cylinder (2), water hopper (3), seal in described and water hopper (1) for being the steel components of oblique slide shape; In seal the bottom of watering hopper (1) and be provided with the block slide (13) of horizontal rectangular; The left surface of said slide (13) be provided with one side protrude from vertically upward rectangular plate shape above the slide (13) in seal up a door (11), four seamed edges of (11) right flank of sealing up a door in said are 45 ° chamfering inclined-plane; The right flank center of said slide (13) is provided with the link slot (15) that vertical T-slot constitutes; In seal the oblique hopper (12) that the top of watering hopper (1) is provided with the rectangular groove shape that upwards is tilted to the right; The lower end of said oblique hopper (12) is positioned at the junction of said slide (13) and said sealing up a door (11); And it is concordant below slide (13) to pass slide (13), tiltedly the small opening (14) of lower end rectangle of formation below slide (13) of hopper (12); Be provided with electric heater below the bottom land of oblique hopper (12); The hydraulically extensible element of described oil cylinder (2) for constituting by cylinder body, piston rod; The described member that waters hopper (3) for the dustpan shape processed by steel plate;
Water hopper (3) and be connected the upper end of oblique hopper (12); In seal and water on the quiet mould (01) that hopper (1) is placed in mould; In seal water hopper (1) in seal up a door (11) place the corresponding contact matching in inboard of cast gate of the liquid material chamber (03) of half slit bamboo or chopped wood that is positioned at quiet mould (01) with cast gate; The size of said cast gate is less than the size of interior sealing up a door (11), and cast gate four limits be provided with the inclined-plane with in the seal up a door chamfering inclined-plane corresponding matching of (11); In seal the slide (13) that waters hopper (1) and slide and to be placed in the horizontal concrete chute of quiet mould (01); In seal the oblique hopper (12) that waters hopper (1) and slide and to be placed in the oblique chute of quiet mould (01); And pass quiet mould (01) and upwards stretch out quiet mould (01) to the right; Pass and stretch out the right side of the static workbench of press (081) during application; The cylinder body fixed in position of oil cylinder (2) is on the right side of the static workbench of press (081), and the piston rod of oil cylinder (2) passes the passage that is located in static workbench of press (081) and the quiet mould (01), is fixedly connected with slide (13) through the link slot (15) of connecting rod through slide (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110328553 CN102430738B (en) | 2011-10-17 | 2011-10-17 | Internal sealing device for liquid alloy extrusion casting die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110328553 CN102430738B (en) | 2011-10-17 | 2011-10-17 | Internal sealing device for liquid alloy extrusion casting die |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102430738A true CN102430738A (en) | 2012-05-02 |
| CN102430738B CN102430738B (en) | 2013-07-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110328553 Expired - Fee Related CN102430738B (en) | 2011-10-17 | 2011-10-17 | Internal sealing device for liquid alloy extrusion casting die |
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| CN (1) | CN102430738B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008264797A (en) * | 2007-04-16 | 2008-11-06 | Fujino Gijutsu Consultant:Kk | Die casting apparatus and die casting method |
| CN101704088A (en) * | 2009-11-10 | 2010-05-12 | 姚国志 | Alloy liquid extrusion casting forming device and process method thereof |
| DE102008057440A1 (en) * | 2008-11-14 | 2010-05-27 | Jens GLÜCKLICH | Die casting system to manufacture light metal cast component, comprises metering furnace for supplying and delivering metered quantity of liquid metal e.g. aluminum alloy over rising tube and die casting machine with die casting cylinder |
| CN101774007A (en) * | 2010-02-25 | 2010-07-14 | 姚国志 | Alloy liquid extrusion casting and forming device and technical method thereof |
-
2011
- 2011-10-17 CN CN 201110328553 patent/CN102430738B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008264797A (en) * | 2007-04-16 | 2008-11-06 | Fujino Gijutsu Consultant:Kk | Die casting apparatus and die casting method |
| DE102008057440A1 (en) * | 2008-11-14 | 2010-05-27 | Jens GLÜCKLICH | Die casting system to manufacture light metal cast component, comprises metering furnace for supplying and delivering metered quantity of liquid metal e.g. aluminum alloy over rising tube and die casting machine with die casting cylinder |
| CN101704088A (en) * | 2009-11-10 | 2010-05-12 | 姚国志 | Alloy liquid extrusion casting forming device and process method thereof |
| CN101774007A (en) * | 2010-02-25 | 2010-07-14 | 姚国志 | Alloy liquid extrusion casting and forming device and technical method thereof |
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| Publication number | Publication date |
|---|---|
| CN102430738B (en) | 2013-07-17 |
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| C06 | Publication | ||
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| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: NINGBO JINDA AUTOMOBILE COMPONENTS CO., LTD. Free format text: FORMER OWNER: YAO GUOZHI Effective date: 20140808 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 130031 CHANGCHUN, JILIN PROVINCE TO: 315600 NINGBO, ZHEJIANG PROVINCE |
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| TR01 | Transfer of patent right |
Effective date of registration: 20140808 Address after: 315600, No. two, 6 West Road, Xinxing Industrial Park, Ninghai County, Zhejiang, Ningbo Patentee after: Ningbo Jinda Automobile Components Co., Ltd. Address before: 130031, room 11, 602, Wanke garden, Linhe street, Linhe, Jilin, Changchun Patentee before: Yao Guozhi |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130717 Termination date: 20201017 |