CN106670443A - Thermal-insulation weighing casting method for abrasion-resistant zinc-based alloy - Google Patents
Thermal-insulation weighing casting method for abrasion-resistant zinc-based alloy Download PDFInfo
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- CN106670443A CN106670443A CN201710033163.3A CN201710033163A CN106670443A CN 106670443 A CN106670443 A CN 106670443A CN 201710033163 A CN201710033163 A CN 201710033163A CN 106670443 A CN106670443 A CN 106670443A
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- alloy
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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
- B22D39/00—Equipment for supplying molten metal in rations
- B22D39/04—Equipment for supplying molten metal in rations having means for controlling the amount of molten metal by weight
Abstract
The invention discloses a thermal-insulation weighing casting method for an abrasion-resistant zinc-based alloy. The method includes the steps that (1) all component raw materials of the abrasion-resistant zinc-based alloy are added into a smelting furnace in sequence from high melting point to low melting point to be molten and mixed, and then molten and mixed alloy molten liquid is kept warm to 750-800 DEG C; (2) the 750-800 DEG C alloy molten liquid is poured in a heating and thermal-insulation quantifying crucible to be weighed and quantified, and the thermal-insulation temperature in the heating and thermal-insulation quantifying crucible is 20-50 DEG C higher than the alloy solidifying point temperature; and (3) firstly, after being weighed and quantified in the heating and thermal-insulation quantifying crucible, the alloy molten liquid with the volume ratio being 90%-95% is poured in an alloy casting forming mold, and after the alloy molten liquid in the alloy casting forming mold is preliminarily solidified, the rest of alloy molten liquid in the heating and thermal-insulation quantifying crucible is totally poured into the alloy casting forming mold. By means of the thermal-insulation weighing casting method for the abrasion-resistant zinc-based alloy, molten alloy required for casting can be conveniently and rapidly quantified and weighed at a time.
Description
Technical field
The present invention relates to a kind of alloy Casting Technology field, particularly a kind of abrasion-proof zinc-base alloy insulation weighing casting
Method.
Background technology
High intensity zinc-base wear-resisting alloy be in pure zinc add alloying element after made by a kind of special material, its mainly by
Aluminium element, copper, element silicon, magnesium elements, titanium elements, boron element and rare earth element etc. are constituted；Due to consolidating for alloying element
Molten reinforcing and second-phase strength effect so that zinc-containing alloy had both improve intensity, and because the structure of various elements is different
Hard feature is produced, so as to form not only wear-resisting but also oleophylic the characteristic of uniqueness, so as to widely should in mechanical industry
With can be used for manufacturing the wear resistant appliances such as bearing shell, axle sleeve, slide block and turbine；Have an advantage in that：Machine driving zero can be improved
The service life of part, keeps the precision of machining；The cycle that can be safeguarded with prolonged mechanical, improve production efficiency；To lubrication
The affinity of oil is good, and thermal conductivity height, rapid heat dissipation, seizure resistance are good.
High intensity zinc-base wear-resisting alloy generally pours fluence when casting by what mould controlled molten alloy, but due to
Molten alloy volume during solidification and cooling can occur certain contraction, therefore usually need during casting not
Add molten alloy disconnectedly；The mode high labor intensive of above-mentioned operation and working performance is low, it is therefore necessary to provide a kind of new
The quantitative casting method of high intensity zinc-base wear-resisting alloy overcoming the problems referred to above.
The content of the invention
In order to overcome the deficiencies in the prior art, the invention provides a kind of insulation of abrasion-proof zinc-base alloy weighs casting method,
The molten alloy required for casting easily disposably can be quantitatively weighed, so as to improve the casting of high intensity zinc-base wear-resisting alloy
Work efficiency.
The technical solution adopted for the present invention to solve the technical problems is：
A kind of abrasion-proof zinc-base alloy insulation weighs casting method, including quantitative casting device, and the quantitative casting device includes rotation
Turn Casting Mechanism and casting quantitative mechanism, the rotational casting mechanism includes alloy cast rotating base and is arranged at the alloy
Alloy casting mould on cast rotating base, the casting quantitative mechanism includes the quantitative crucible of heating and thermal insulation and is arranged at
The molten alloy batch scale of the quantitative crucible bottom of the heating and thermal insulation；The casting quantitative mechanism also includes being arranged at the melting
Crucible on alloy batch scale topples over mounting seat, and the quantitative crucible bottom of the heating and thermal insulation is semicircular arc, and the heating is protected
Warm quantitative crucible is arranged at the crucible topples in mounting seat, and the quantitative crucible of the heating and thermal insulation is cast as towards the alloy
The side of pattern tool is provided with rotary dumping fixing leg, and the crucible topples over mounting seat towards the alloy casting forming die
The side of tool is provided with rotary dumping mounting post, the upper end of the rotary dumping mounting post and the rotary dumping fixing leg
Lower end is hinged by quantitative dumping hinge axis, and the height of the quantitative dumping hinge axis is higher than the alloy casting forming die
The apical side height of tool；And comprise the following steps：Step one, by each component raw material of abrasion-proof zinc-base alloy according to fusing point from high to low
It is added sequentially to carry out melting mixing in smelting furnace, then the alloy molten liquid after melting mixing is incubated to 750 DEG C~800
℃；Step 2,750 DEG C~800 DEG C of alloy molten liquid is poured in the quantitative crucible of the heating and thermal insulation carry out weighing it is quantitative,
And the holding temperature in the quantitative crucible of the heating and thermal insulation it is higher 20 DEG C than alloy graining point temperature~50 DEG C；Step 3, first general
Weigh in the quantitative crucible of the heating and thermal insulation it is quantitative after the alloy molten liquid of 90%~95% volume ratio be poured into the alloy casting
It is again that the heating and thermal insulation is quantitative after the alloy molten liquid in the alloy casting mould tentatively solidifies in mould
The alloy molten liquid of surplus is all poured in the alloy casting mould in crucible.
Used as the further improvement of above-mentioned technical proposal, the quantitative crucible of the heating and thermal insulation includes heat-resisting antiseized ceramic inner layer
With the Frequency Induction Heating outer layer being arranged on the outside of the heat-resisting antiseized ceramic inner layer.
Used as the further improvement of above-mentioned technical proposal, the rotational casting mechanism also includes being arranged at the alloy casting
Outer die casing is fixed in rotation on rotating base, and the alloy casting mould is arranged in the fixed outer die casing of the rotation；Institute
State alloy cast rotating base and support rotation including the base that the mould of planar structure fixes rotation top surface and spherical surface hill structure
Bottom surface, the mould is fixed and outer die casing fixed installation groove is provided with rotation top surface, and the rotation is fixed the lower end of outer die casing and consolidated
Surely in being arranged at the outer die casing fixed installation groove.
Compared with prior art, the invention has the beneficial effects as follows：
A kind of abrasion-proof zinc-base alloy insulation provided by the present invention weighs casting method, by arranging bottom adding for semicircular arc
The quantitative crucible of heat insulation and molten alloy batch scale, easily disposably can quantitatively weigh the molten alloy required for casting,
So as to improve the work efficiency of high intensity zinc-base wear-resisting alloy casting, and reduce the labor intensity of operating personnel.
Description of the drawings
With reference to the accompanying drawings and examples the present invention is further described.
Fig. 1 is the structural representation that a kind of abrasion-proof zinc-base alloy insulation of the present invention weighs casting method.
Specific embodiment
With reference to Fig. 1, Fig. 1 is the structural representation of a specific embodiment of the invention.
As shown in figure 1, a kind of abrasion-proof zinc-base alloy insulation weighs casting method, including quantitative casting device, it is described quantitative
Casting device includes rotational casting mechanism and casting quantitative mechanism, and the rotational casting mechanism includes alloy cast rotating base 10
With the alloy casting mould 20 being arranged on the alloy cast rotating base 10, the casting quantitative mechanism is including heating
It is incubated quantitative crucible 30 and is arranged at the molten alloy batch scale 40 of the quantitative bottom of crucible 30 of the heating and thermal insulation；The casting is fixed
Measuring mechanism also includes that the crucible being arranged on the molten alloy batch scale 40 topples over mounting seat 50, and the heating and thermal insulation is quantitative
The bottom of crucible 30 is semicircular arc, and the quantitative crucible 30 of the heating and thermal insulation is arranged at the crucible topples in mounting seat 50, institute
State heating and thermal insulation quantitative crucible 30 and the side of the alloy casting mould 20 be provided with rotary dumping fixing leg 31,
The crucible is toppled over mounting seat 50 and the side of the alloy casting mould 20 is provided with rotary dumping mounting post 51,
The lower end of the upper end of the rotary dumping mounting post 51 and the rotary dumping fixing leg 31 passes through quantitative dumping hinge axis 52
It is hinged, and the height of the quantitative dumping hinge axis 52 is higher than the apical side height of the alloy casting mould 20.It is described
The quantitative crucible 30 of heating and thermal insulation includes heat-resisting antiseized ceramic inner layer 32 and is arranged at the outside of the heat-resisting antiseized ceramic inner layer 32
Frequency Induction Heating outer layer 33.The rotational casting mechanism also includes the rotation being arranged on the alloy cast rotating base 10
Fixed outer die casing 60, the alloy casting mould 20 is arranged in the fixed outer die casing 60 of the rotation；The alloy casting
Rotating base 10 includes that the mould of planar structure fixes rotation top surface 11 and the base of spherical surface hill structure supports rotation bottom surface 12,
The mould is fixed and outer die casing fixed installation groove 13 is provided with rotation top surface 11, and the rotation is fixed the lower end of outer die casing 60 and consolidated
Surely in being arranged at the outer die casing fixed installation groove 13.
Comprise the following steps during work：
Step one, each component raw material of abrasion-proof zinc-base alloy is added sequentially to from high to low be melted in smelting furnace according to fusing point
Melt mixing, then the alloy molten liquid after melting mixing is incubated to 750 DEG C~800 DEG C；
Step 2,750 DEG C~800 DEG C of alloy molten liquid is poured in the quantitative crucible 30 of the heating and thermal insulation carry out weighing it is fixed
Amount, and the holding temperature in the quantitative crucible 30 of the heating and thermal insulation it is higher 20 DEG C than alloy graining point temperature~50 DEG C；
The alloy molten liquid of step 3, quantitatively rear 90%~95% volume ratio that will weigh in the quantitative crucible 30 of the heating and thermal insulation first
In being poured into the alloy casting mould 20, when the alloy molten liquid in the alloy casting mould 20 tentatively solidifies
Again the alloy molten liquid of surplus in the quantitative crucible 30 of the heating and thermal insulation is all poured into into the alloy casting mould afterwards
In 20.
Because the quantitative crucible 30 of the heating and thermal insulation includes that the heat-resisting antiseized ceramic inner layer 32 and the Medium frequency induction add
Hot outer layer 33, therefore the molten alloy residual of the quantitative crucible 30 of the heating and thermal insulation is few, and the molten alloy for remaining will not be cooled down
It is bonded on the inwall of the quantitative crucible 30 of the heating and thermal insulation, so as to ensure the accuracy of each weighing operation, and improves
The mobility of molten alloy, both improves the efficiency of cast molten alloy in the quantitative crucible 30 of the heating and thermal insulation.
Preferable enforcement to the present invention above is illustrated, and certainly, the present invention can also be adopted and above-mentioned enforcement
The different form of mode, the conversion of the equivalent that those of ordinary skill in the art are made on the premise of without prejudice to spirit of the invention
Or corresponding change, all should belong in protection scope of the present invention.
Claims (3)
1. a kind of abrasion-proof zinc-base alloy insulation weighs casting method, it is characterised in that：Including quantitative casting device, the quantitative casting
Device is made including rotational casting mechanism and casting quantitative mechanism, the rotational casting mechanism includes alloy cast rotating base（10）
Be arranged at the alloy cast rotating base（10）On alloy casting mould（20）, it is described casting quantitative mechanism include
The quantitative crucible of heating and thermal insulation（30）Be arranged at the quantitative crucible of the heating and thermal insulation（30）The molten alloy batch scale of bottom（40）；
The casting quantitative mechanism also includes being arranged at the molten alloy batch scale（40）On crucible topple over mounting seat（50）, institute
State the quantitative crucible of heating and thermal insulation（30）Bottom is semicircular arc, the quantitative crucible of the heating and thermal insulation（30）It is arranged at the crucible to incline
Mounting seat（50）On, the quantitative crucible of the heating and thermal insulation（30）Towards the alloy casting mould（20）Side set
It is equipped with rotary dumping fixing leg（31）, the crucible topples over mounting seat（50）Towards the alloy casting mould（20）
Side be provided with rotary dumping mounting post（51）, the rotary dumping mounting post（51）Upper end and the rotary dumping fix
Leg（31）Lower end pass through quantitative dumping hinge axis（52）It is hinged, and the quantitative dumping hinge axis（52）Height be higher than
The alloy casting mould（20）Apical side height；And comprise the following steps：Step one, by each group of abrasion-proof zinc-base alloy
Divide raw material to be added sequentially to from high to low carry out melting mixing in smelting furnace according to fusing point, then melt the alloy after melting mixing
Melt liquid to be incubated to 750 DEG C~800 DEG C；Step 2,750 DEG C~800 DEG C of alloy molten liquid is poured into into the heating and thermal insulation determines
Amount crucible（30）In carry out weighing quantitative, and the quantitative crucible of the heating and thermal insulation（30）In holding temperature than alloy graining point temperature
Spend it is high 20 DEG C~50 DEG C；Step 3, first by the quantitative crucible of the heating and thermal insulation（30）In weigh it is quantitative after 90%~95% volume
The alloy molten liquid of ratio is poured into the alloy casting mould（20）In, when the alloy casting mould（20）In
Again by the quantitative crucible of the heating and thermal insulation after the tentatively solidification of alloy molten liquid（30）The alloy molten liquid of middle surplus is all poured into
The alloy casting mould（20）In.
2. a kind of abrasion-proof zinc-base alloy insulation according to claim 1 weighs casting method, it is characterised in that：The heating
It is incubated quantitative crucible（30）Including heat-resisting antiseized ceramic inner layer（32）Be arranged at the heat-resisting antiseized ceramic inner layer（32）Outside
Frequency Induction Heating outer layer（33）.
3. a kind of abrasion-proof zinc-base alloy insulation according to claim 1 weighs casting method, it is characterised in that：The rotation
Casting Mechanism also includes being arranged at the alloy cast rotating base（10）On rotation fix outer die casing（60）, the alloy casting
Make mould（20）It is arranged at the fixed outer die casing of the rotation（60）In；The alloy cast rotating base（10）Including plane
The mould of structure fixes rotation top surface（11）Rotation bottom surface is supported with the base of spherical surface hill structure（12）, the mould fixation rotation
Turn top surface（11）On be provided with outer die casing fixed installation groove（13）, it is described to rotate fixed outer die casing（60）Lower end be fixedly installed on
The outer die casing fixedly mounts groove（13）In.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710033163.3A CN106670443B (en) | 2017-01-18 | 2017-01-18 | A kind of abrasion-proof zinc-base alloy heat preservation weighing casting method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710033163.3A CN106670443B (en) | 2017-01-18 | 2017-01-18 | A kind of abrasion-proof zinc-base alloy heat preservation weighing casting method |
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| CN106670443A true CN106670443A (en) | 2017-05-17 |
| CN106670443B CN106670443B (en) | 2018-08-17 |
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Citations (7)
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|---|---|---|---|---|
| CN101509727A (en) * | 2009-03-18 | 2009-08-19 | 云南驰宏锌锗股份有限公司 | Combination metallurgical furnace for producing zinc alloy and zinc alloy combination producing method |
| CN101602103A (en) * | 2009-07-07 | 2009-12-16 | 上海赛科利汽车模具技术应用有限公司 | The casting method of zinc base alloy for stamping die basal body |
| CN101709414A (en) * | 2009-11-10 | 2010-05-19 | 中国兵器工业第五二研究所 | High silicon gradient composite aluminum alloy cylinder sleeve material and preparation method thereof |
| CN103484696A (en) * | 2013-01-04 | 2014-01-01 | 贵州省冶金化工研究所 | Production method for zinc alloy |
| CN104611614A (en) * | 2015-03-16 | 2015-05-13 | 靖江新舟合金材料有限公司 | Novel alloy zinc ingot and preparation method thereof |
| CN204565077U (en) * | 2015-05-01 | 2015-08-19 | 黑龙江科技大学 | The centrifugal casting equipment of controllable ration automatic casting |
| CN105290362A (en) * | 2015-12-06 | 2016-02-03 | 邵阳富鑫实业有限公司 | Automatic casting system of smelting furnace and die-casting machine production line |
-
2017
- 2017-01-18 CN CN201710033163.3A patent/CN106670443B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101509727A (en) * | 2009-03-18 | 2009-08-19 | 云南驰宏锌锗股份有限公司 | Combination metallurgical furnace for producing zinc alloy and zinc alloy combination producing method |
| CN101602103A (en) * | 2009-07-07 | 2009-12-16 | 上海赛科利汽车模具技术应用有限公司 | The casting method of zinc base alloy for stamping die basal body |
| CN101709414A (en) * | 2009-11-10 | 2010-05-19 | 中国兵器工业第五二研究所 | High silicon gradient composite aluminum alloy cylinder sleeve material and preparation method thereof |
| CN103484696A (en) * | 2013-01-04 | 2014-01-01 | 贵州省冶金化工研究所 | Production method for zinc alloy |
| CN104611614A (en) * | 2015-03-16 | 2015-05-13 | 靖江新舟合金材料有限公司 | Novel alloy zinc ingot and preparation method thereof |
| CN204565077U (en) * | 2015-05-01 | 2015-08-19 | 黑龙江科技大学 | The centrifugal casting equipment of controllable ration automatic casting |
| CN105290362A (en) * | 2015-12-06 | 2016-02-03 | 邵阳富鑫实业有限公司 | Automatic casting system of smelting furnace and die-casting machine production line |
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| CN106670443B (en) | 2018-08-17 |
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Address after: No. 1 Hexing Road, Sanshan Economic Development Zone, Wuhu City, Anhui Province, 241080 Patentee after: Wuhu Longxing Alloy Co.,Ltd. Address before: No. 1 Hexing Road, Sanshan Economic Development Zone, Wuhu City, Anhui Province, 241080 Patentee before: LONGALLOY (CHINA) CO.,LTD. |