CN109482827A - Copper alloy prepares crystallizer - Google Patents
Copper alloy prepares crystallizer Download PDFInfo
- Publication number
- CN109482827A CN109482827A CN201811368510.9A CN201811368510A CN109482827A CN 109482827 A CN109482827 A CN 109482827A CN 201811368510 A CN201811368510 A CN 201811368510A CN 109482827 A CN109482827 A CN 109482827A
- Authority
- CN
- China
- Prior art keywords
- die body
- copper
- crystallizer
- blocking film
- sprue cup
- Prior art date
- Legal status (The legal status 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 status listed.)
- Pending
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
- B22D11/04—Continuous casting of metals, i.e. casting in indefinite lengths into open-ended moulds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
- B22D11/001—Continuous casting of metals, i.e. casting in indefinite lengths of specific alloys
- B22D11/004—Copper alloys
-
- 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
- B22D27/00—Treating the metal in the mould while it is molten or ductile ; Pressure or vacuum casting
- B22D27/04—Influencing the temperature of the metal, e.g. by heating or cooling the mould
Abstract
The invention belongs to die casting technical fields, are related to an Albatra metal and prepare crystallizer, including die body, sprue cup and riser sand set；Die body includes copper-alloy casting type chamber, and copper-alloy casting type cavity wall is provided with axis platform rank, and riser sand is placed on axis platform rank and above and with the copper-alloy casting type cavity wall of die body is bonded；Sprue cup is placed in the upper surface of riser sand set；Tapping hole is provided at the top of sprue cup；Sprue cup bottom is provided with the blocking film putting hole through sprue cup；Blocking film is provided in blocking film putting hole；Tapping hole is connected by the copper-alloy casting type chamber of sprue cup inner cavity and blocking film putting hole and die body；Die body is immersed in the cooling water of flowing；The material of die body is red copper.The present invention provides it is a kind of cool down quickly, the degree of grain refinement of Cu alloy material can be significantly improved and be remarkably improved copper alloy compactness copper alloy prepare crystallizer.
Description
Technical field
The invention belongs to die casting technical fields, are related to an Albatra metal and prepare crystallizer more particularly to a kind of high machine
Tool performance copper alloy prepares crystallizer.
Background technique
Currently, actually rare and more on the raw material of mold for producing the technique of special copper alloy material in the market
Based on cast iron.Conventional casting techniques are difficult to meet aeronautical product high-wear resistance using the Cu alloy material of iron mold production
The demand of structural material.And in the prior art, the continuous casting mode or suction pouring mode used in the forming technology of copper bar material, this
A most important component is exactly crystallizer in two kinds of technology modes.Common mold structure is set in the periphery of crystallization pipeline
The hot channel with cooling water is set, the solidification of copper alloy in crystallizer is accelerated.But existing crystallizer has the drawback that
1) crystallizer is cooled down using periphery hot channel of the setting with cooling water, and cooling efficiency is lower, and production copper closes
Golden casting will affect the consistency at casting center, especially be more likely formed rarefaction defect to the biggish casting of diameter dimension；
2) solute element in redistribution process, easily causes Elemental redistribution in casting uneven in solid, liquid phase in process of setting
And segregation is formed, deteriorate mechanical performance.
Summary of the invention
In order to solve the above technical problems in background technology, the present invention provides a kind of coolings quickly, can be obvious
The degree of grain refinement for improving Cu alloy material and the copper alloy for being remarkably improved copper alloy compactness prepare crystallizer.
To achieve the goals above, the present invention adopts the following technical scheme:
One Albatra metal prepares crystallizer, it is characterised in that: the copper alloy prepare crystallizer include die body, sprue cup with
And riser sand set；The die body includes copper-alloy casting type chamber, and the copper-alloy casting type cavity wall is provided with axis platform rank, described
Riser sand is placed on axis platform rank and above and with the copper-alloy casting type cavity wall of die body is bonded；The sprue cup is placed in riser sand set
Upper surface；Tapping hole is provided at the top of the sprue cup；The sprue cup bottom is provided with the blocking film placement through sprue cup
Hole；Blocking film is provided in the blocking film putting hole；The tapping hole passes through sprue cup inner cavity and blocking film putting hole and die body
Copper-alloy casting type chamber connects；The die body is immersed in the cooling water of flowing；The material of the die body is red copper.
Cyclic annular chuck is provided on the outer wall of above-mentioned die body；At the lower surface of the ring-type chuck and the upper surface of axis platform rank
In same plane；In the cooling water that die body under cyclic annular chuck is immersed in flowing.
Above-mentioned sprue cup outer cover is equipped with cast gate glass holder.
The diameter of above-mentioned blocking film putting hole is slightly larger than the diameter of blocking film.
Material selected by above-mentioned blocking film is identical as material selected by the copper alloy to cast molding.
It further includes the supporting ring for being sleeved on die body external juxtaposition on cyclic annular chuck that above-mentioned copper alloy, which prepares crystallizer,；It is described
Supporting ring is fixed by screw and die body.
Handle is provided on above-mentioned supporting ring；Handle is two, and two symmetric handles are arranged on supporting ring.
The invention has the advantages that
The present invention provides an Albatra metals to prepare crystallizer, the copper alloy prepare crystallizer include die body, sprue cup with
And riser sand set；Die body includes copper-alloy casting type chamber, and copper-alloy casting type cavity wall is provided with axis platform rank, and riser sand is placed on
Axis platform rank is upper and is bonded with the copper-alloy casting type cavity wall of die body；Sprue cup is placed in the upper surface of riser sand set；Sprue cup
Top is provided with tapping hole；Sprue cup bottom is provided with the blocking film putting hole through sprue cup；It is provided in blocking film putting hole stifled
Piece；Tapping hole is connected by the copper-alloy casting type chamber of sprue cup inner cavity and blocking film putting hole and die body；Die body is immersed in
In the cooling water of flowing；The material of die body is red copper.The material of die body of the present invention is red copper, and die body is directly soaked in
In the cooling water of flow regime, enable into the quick Quench of copper alloy liquid body in die body, high cooling rate can
Making the solidified structure of alloy, great changes will take place, such as refines grain structure, changes phase composition, reduces segregation etc., and then greatly
Improve the various performances of casting.For above the capacity of heat transmission, using red copper as base mould material, setting time can be shortened, played
The effect quickly solidified, the crystallizer can be used in the preparation of high-wear resistance copper product.Meanwhile riser sand set heat insulation effect is excellent
It is different, there is excellent heat storing and heat preserving ability by pre-heating drying using preceding, feeding, exhaust sum aggregate slag ability are strong.The present invention provides
A kind of water cooled copper mould casting crystallizer casting high property copper alloy, structure is simple, convenient for operation, easy group of modular structure
Dress can prepare various sizes shape and the good product of compactness, and production cost is low, the life for strong mechanical performance copper alloy
It produces, improves production efficiency and product quality, the production of Quench quickly can be carried out with high-mechanical property copper alloy to copper liquid
Crystallizer.Based on the copper alloy that crystallizer provided by the present invention is prepared, is not in copper casting microstructure segregation, organizes to dredge
The problems such as loose, and the mechanical property that crystal grain improves material is refined, performance value surmounts standard specified value 30% or so, can avoid
The defects of segregation, shrinkage cavity, cinder hole, stomata and cold shut, qualification rate can reach 85% or more after processing.
Detailed description of the invention
Fig. 1 is the structural schematic diagram that copper alloy provided by the present invention prepares crystallizer；
Wherein:
1- cast gate glass holder；2- sprue cup；3- riser sand set；4- supporting ring；5- casting machine；6- cooling water；7- blocking film；8- hand
Handle；9- die body.
Specific embodiment
Referring to Fig. 1, the present invention provides an Albatra metals to prepare crystallizer, including die body 9, sprue cup 2 and riser sand
Set 3；Die body 9 includes copper-alloy casting type chamber, and copper-alloy casting type cavity wall is provided with axis platform rank, and riser sand set 3 is placed in axis platform
It is bonded on rank and with the copper-alloy casting type cavity wall of die body 9；Sprue cup 2 is placed in the upper surface of riser sand set 3；Sprue cup 2
Top is provided with tapping hole；2 bottom of sprue cup is provided with the blocking film putting hole through sprue cup 2；It is provided in blocking film putting hole
Blocking film 7；Tapping hole is connected by 2 inner cavity of sprue cup and blocking film putting hole and the copper-alloy casting type chamber of die body 9；Die body 9
It is immersed in the cooling water 6 of flowing；The material of die body 9 is red copper.
Preferably, cyclic annular chuck is provided on the outer wall of die body 9；At the lower surface of cyclic annular chuck and the upper surface of axis platform rank
In same plane；In the cooling water 6 that die body 9 under cyclic annular chuck is immersed in flowing.
2 outer cover of sprue cup is equipped with cast gate glass holder 1；The diameter of blocking film putting hole is slightly larger than the diameter of blocking film 7,7 institute of blocking film
The material of selection is identical as material selected by the copper alloy to cast molding.
It further includes the supporting ring 4 for being sleeved on 9 external juxtaposition of die body on cyclic annular chuck that copper alloy, which prepares crystallizer,；Supporting ring 4
It is fixed by screw and die body 9；Handle 8 is provided on supporting ring 4；Handle 8 is two, and two handles 8 are symmetricly set on supporting ring 4
On.
When specifically used, die body 9 is installed on casting machine 5 and immerses in the cooling water 6 of flowing the present invention first；Branch
The upper surface of ring 4 has screw hole；Die body 9 is fixed with supporting ring 4 by screw, is guaranteed solid and reliable after installing；Handle 8 is welded in supporting ring
On 4；Cast gate glass holder 1 is installed in bracket；Sprue cup 2 is installed in cast gate glass holder 1；Blocking film 7 is mounted in sprue cup 2.Cast gate
Cup 2 has 7 hole of blocking film of deep 2mm diameter 40mm, for placing blocking film 7；7 thickness 1.2 ± 0.2mm diameter 37mm of blocking film；Work as copper liquid
After pouring into sprue cup 2, high-temp liquid can rapid melting fall in sprue cup 2 blocking film 7 (material selected by blocking film 7 with wait cast
Material selected by molding copper alloy is identical), so that starting casting liquid enters die body 9 and riser sand set 3；Sprue cup 2 is
Rain type cast structure guarantees steadily, quickly to fill type, it can be achieved that casting consecutive solidification, is conducive to using the tapping hole of 5 ￠ 4
The feeding of casting and it can prevent casting from generating shrinkage cavity, cold shut, slag inclusion and the defects of poured short.
Since 9 material of die body of the present invention uses red copper, which is directly soaked in the cooling water of flow regime
In 6, enables into the quick Quench of copper alloy liquid body in die body 9, be not in copper casting microstructure segregation, tissue looseness etc.
Problem, and refine the mechanical property that crystal grain improves material.Meanwhile riser sand 3 heat insulation effects of set are excellent, using preceding by preheating
Drying has excellent heat storing and heat preserving ability, and feeding, exhaust sum aggregate slag ability are strong.
Water cooled copper mould crystallizer of the present invention has been applied to two generations, three generations and the new model aeroplane engine of China's aero-engine
Bushing, piston shoes, rotor, bearing, the bushing of all kinds of pumps such as machine such as hydraulic pump, fuel pump, booster pump, gear pump, booster pump are contour
In the production preparation of performance Cu alloy material, each capability and performance of alloy material complies fully with and is better than professional standard and company standard
Specified value.Water cooling Quench is used using the Aviation Copper Alloy cast product of water cooled copper mould crystallizer of the present invention production, crystal grain obtains
Refinement improves the mechanical property (performance value surmounts standard specified value 30% or so) of material, segregation-free, shrinkage cavity, cinder hole, gas
The defects of hole, cold shut, qualification rate can reach 85% or more after processing.
Claims (7)
1. an Albatra metal prepares crystallizer, it is characterised in that: it includes die body (9), sprue cup that the copper alloy, which prepares crystallizer,
(2) and riser sand set (3)；The die body (9) includes copper-alloy casting type chamber, and the copper-alloy casting type cavity wall is provided with
Axis platform rank, the riser sand set (3) are placed in axis platform rank and above and with the copper-alloy casting type cavity wall of die body (9) are bonded；It is described to pour
Cup (2) is placed in the upper surface of riser sand set (3)；Tapping hole is provided at the top of the sprue cup (2)；The sprue cup (2)
Bottom is provided with the blocking film putting hole through sprue cup (2)；Blocking film (7) are provided in the blocking film putting hole；The tapping hole
It is connected by sprue cup (2) inner cavity and blocking film putting hole and the copper-alloy casting type chamber of die body (9)；Die body (9) leaching
Bubble is in the cooling water (6) of flowing；The material of the die body (9) is red copper.
2. copper alloy according to claim 1 prepares crystallizer, it is characterised in that: be arranged on the outer wall of the die body (9)
There is cyclic annular chuck；The lower surface of the ring-type chuck and the upper surface of axis platform rank are in same plane；Under cyclic annular chuck
Die body (9) be immersed in the cooling water (6) of flowing.
3. copper alloy according to claim 2 prepares crystallizer, it is characterised in that: sprue cup (2) outer cover is equipped with
Cast gate glass holder (1).
4. copper alloy according to claim 3 prepares crystallizer, it is characterised in that: the diameter of the blocking film putting hole is bigger
Diameter in blocking film (7).
5. copper alloy according to claim 4 prepares crystallizer, it is characterised in that: material selected by the blocking film (7)
It is identical as material selected by the copper alloy to cast molding.
6. preparing crystallizer according to copper alloy described in Claims 2 or 3 or 4 or 5, it is characterised in that: the copper alloy preparation
Crystallizer further includes the supporting ring (4) for being sleeved on die body (9) external juxtaposition on cyclic annular chuck；The supporting ring (4) passes through screw
It is fixed with die body (9).
7. copper alloy according to claim 6 prepares crystallizer, it is characterised in that: be provided with handle on the supporting ring (4)
(8)；Handle (8) is two, and two handles (8) are symmetricly set on supporting ring (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811368510.9A CN109482827A (en) | 2018-11-16 | 2018-11-16 | Copper alloy prepares crystallizer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811368510.9A CN109482827A (en) | 2018-11-16 | 2018-11-16 | Copper alloy prepares crystallizer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109482827A true CN109482827A (en) | 2019-03-19 |
Family
ID=65696143
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811368510.9A Pending CN109482827A (en) | 2018-11-16 | 2018-11-16 | Copper alloy prepares crystallizer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109482827A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5159727A (en) * | 1974-11-21 | 1976-05-25 | Sumitomo Metal Ind | Rimudokono seizohoho |
| JPS632535A (en) * | 1986-06-23 | 1988-01-07 | Hitachi Ltd | Production of steel ingot for forging |
| JPS6313659A (en) * | 1986-07-03 | 1988-01-20 | Kawasaki Steel Corp | Manufacture of steel ingot |
| JPH0215848A (en) * | 1988-07-04 | 1990-01-19 | Nippon Muki Kk | Casting method and separator member for casting |
| CN201529749U (en) * | 2009-09-25 | 2010-07-21 | 贵州红林机械有限公司 | Pouring device of top pouring type alloy casting |
| CN202212565U (en) * | 2011-08-05 | 2012-05-09 | 烟台鲁宝有色合金有限公司 | System for manufacturing copper alloy within small crystallization temperature range |
| CN104399897A (en) * | 2014-12-07 | 2015-03-11 | 西安诺博尔稀贵金属材料有限公司 | Tool for casting NiCrAlYSi alloy target and casting method |
| CN106270464A (en) * | 2016-10-08 | 2017-01-04 | 黄石市鼎晟模具有限公司 | A kind of casting die |
| CN206169262U (en) * | 2016-08-30 | 2017-05-17 | 烟台万隆真空冶金股份有限公司 | Casting blank directional solidification and regional refrigerated combination formula junker mold of selecting |
-
2018
- 2018-11-16 CN CN201811368510.9A patent/CN109482827A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5159727A (en) * | 1974-11-21 | 1976-05-25 | Sumitomo Metal Ind | Rimudokono seizohoho |
| JPS632535A (en) * | 1986-06-23 | 1988-01-07 | Hitachi Ltd | Production of steel ingot for forging |
| JPS6313659A (en) * | 1986-07-03 | 1988-01-20 | Kawasaki Steel Corp | Manufacture of steel ingot |
| JPH0215848A (en) * | 1988-07-04 | 1990-01-19 | Nippon Muki Kk | Casting method and separator member for casting |
| CN201529749U (en) * | 2009-09-25 | 2010-07-21 | 贵州红林机械有限公司 | Pouring device of top pouring type alloy casting |
| CN202212565U (en) * | 2011-08-05 | 2012-05-09 | 烟台鲁宝有色合金有限公司 | System for manufacturing copper alloy within small crystallization temperature range |
| CN104399897A (en) * | 2014-12-07 | 2015-03-11 | 西安诺博尔稀贵金属材料有限公司 | Tool for casting NiCrAlYSi alloy target and casting method |
| CN206169262U (en) * | 2016-08-30 | 2017-05-17 | 烟台万隆真空冶金股份有限公司 | Casting blank directional solidification and regional refrigerated combination formula junker mold of selecting |
| CN106270464A (en) * | 2016-10-08 | 2017-01-04 | 黄石市鼎晟模具有限公司 | A kind of casting die |
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| PB01 | Publication | ||
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Application publication date: 20190319 |