CN206839129U - A kind of bimetal composite casting system - Google Patents
A kind of bimetal composite casting system Download PDFInfo
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- CN206839129U CN206839129U CN201620348470.1U CN201620348470U CN206839129U CN 206839129 U CN206839129 U CN 206839129U CN 201620348470 U CN201620348470 U CN 201620348470U CN 206839129 U CN206839129 U CN 206839129U
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- casting
- pouring
- bimetal composite
- casting mold
- mold
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Abstract
It the utility model is related to a kind of bimetal composite casting system, including casting mold and bimetal composite casting running gate system, the casting mold includes the cavity matched with casting mould shapes and sizes, the bimetal composite casting running gate system includes the first apparatus for pouring and the second apparatus for pouring, first apparatus for pouring is connected with the bottom of casting mold, second apparatus for pouring is connected with the top of casting mold, and overfall is provided between the bottom and top of the casting mold.So, during bimetal composite casting, the first molten metal and the second molten metal do not interfere with each other in casting process, do not rush quality that is mixed, therefore improving bimetallic compound casting.
Description
Technical field
The utility model belongs to field of metal casting technology, specially a kind of bimetal composite casting system.
Background technology
Running gate system is the passage that molten metal enters die cavity.Rational injection system structure is for ensureing that casting quality plays
Critically important effect, running gate system and molten metal fluidised form, the discharge of type intracavity gas etc. are closely related, and can to filling speed,
Filling time, cavity temperature etc. are filled type condition and played regulatory role, but irrational running gate system can cause stomata, shrinkage cavity contracting
The defects of pine, cold shut and poor surface smoothness.
The characteristics of bimetallic compound casting is that two kinds of different metals are formed into firm metallurgical junction with the mode of production of casting
Close, so as to cast out with a casting while possess two kinds of metallicity compound casting blanks or part.
Two kinds of casting liquid can neither rush mixed during biliquid composite casting, and punching is mixed to reduce high-rigidity cast liquid material
Purity, so as to reduce the mechanical performance of work package, cold shut, oxide inclusion defect can not occur in two kinds of metal faying faces again.But
That traditional biliquid composite casting method is superimposed using single two apparatus for pouring, come realize biliquid composite casting into
Type, easily cause two kinds of casting liquid to rush mixed or cold shut, oxide inclusion defect, influence the quality of biliquid compound casting.
The content of the invention
The technical problems to be solved in the utility model is：A kind of bimetal composite casting system is provided, it can be in bimetallic
Avoid two kinds of molten metal punchings mixed during composite casting, improve the quality of bimetallic compound casting.
In order to solve the above-mentioned technical problem, the utility model provides a kind of bimetal composite casting system, including casting mold and
Bimetal composite casting running gate system, the casting mold include the cavity matched with casting mould shapes and sizes, double gold
Category composite casting running gate system includes the first apparatus for pouring and the second apparatus for pouring, the bottom of first apparatus for pouring and casting mold
It is connected, second apparatus for pouring is connected with the top of casting mold, and overfall is provided between the bottom and top of the casting mold.This
Sample, during bimetal composite casting, first pass through the first apparatus for pouring and pour into a mould the first molten metal, the first pouring metal melt arrives
The bottom of casting mold, due to being provided with overfall between the bottom and top of casting mold, treat the first pouring metal melt to overfall position
When, allow the first unnecessary molten metal to discharge casting mold inner chamber, so as to control the liquid level of required first molten metal, and pass through overfall
Abundant overflow makes the liquid level of the first molten metal pure, then overfall is blocked, and is poured the second molten metal by the second apparatus for pouring
The top of casting mold is noted, so as to which first molten metal and the second molten metal form metallurgical binding face at overfall, and first
Molten metal and the second molten metal do not interfere with each other in casting process, do not rush quality that is mixed, therefore improving bimetallic compound casting.
Another technical scheme of the present utility model be it is above-mentioned basis on, the first apparatus for pouring pour steel,
The second apparatus for pouring pouring molten iron.
Another technical scheme of the present utility model is that on above-mentioned basis the casting mold is preset shape and size
Foam mold.
Another technical scheme of the present utility model is on above-mentioned basis, and the bottom of the casting mold is provided with cooling
Device.
Another technical scheme of the present utility model is that on above-mentioned basis the cooling device is to be arranged on the casting
The external chill of the lower outside of type.
Another technical scheme of the present utility model is on above-mentioned basis, is provided with exhaust at the top of the casting mold and emits
Mouthful.
Another technical scheme of the present utility model be it is above-mentioned basis on, it is described exhaust rising head be provided with it is multiple, and
Uniformly, arranged for interval is at the top of the casting mold.
Another technical scheme of the present utility model is on above-mentioned basis, and coating, institute are painted with the foam mold
The thickness for stating coating is 1.5~2.5mm.
Another technical scheme of the present utility model is that on above-mentioned basis it is straight that first apparatus for pouring includes first
Running channel, the first cross gate and the first ingate, first sprue, the first cross gate and the first ingate section area ratio are
1：1.1~1.3：1.4~1.8；And/or second apparatus for pouring includes the second sprue, the second cross gate, the 3rd cross gate
With the second ingate, second sprue, the second cross gate, the section area ratio of the 3rd cross gate and the second ingate are 1：
1.1~1.3：1.3~1.5：1.5~2.
Another technical scheme of the present utility model be it is above-mentioned basis on, the first sprue and/or the second sprue
For ceramic depositing, first cross gate, the second cross gate and/or the 3rd cross gate are foam running channel, first ingate
And/or second ingate be foam running channel.
Another technical scheme of the present utility model is on above-mentioned basis, compares casting mold at the top of second sprue
High more than the 500mm in top.So, feeding can be carried out to bimetallic compound casting using the gravity of the second molten metal, reduced
Feeding cost, improve production efficiency.
Brief description of the drawings
Fig. 1 is the structure chart for representing the bimetal composite casting system involved by present embodiment；
Fig. 2 is the stereogram of bimetal composite casting system shown in Fig. 1.
In figure：
The overfall of 1 first 2 second apparatus for pouring of apparatus for pouring, 3 casting mold 4
5 external chills 6 are vented the sprue of rising head 11 first
The sprue of 12 first cross gate, 13 first ingate 21 second
The cross gate of 22 second 23 second ingate 24 of cross gate the 3rd
Embodiment
The utility model is described in detail below in conjunction with the accompanying drawings, the description of this part be only it is exemplary and explanatory,
There should not be any restriction effect to the scope of protection of the utility model.In addition, those skilled in the art's retouching according to this document
State, respective combination can be carried out to the feature in embodiment in this document and in different embodiments.
The utility model embodiment is as follows, refers to Fig. 1 and Fig. 2, to represent the double gold of one kind involved by present embodiment
Belong to composite casting system, including casting mold 3 and bimetal composite casting running gate system, the casting mold 3 include and casting mould shape
Shape and the cavity of size matching, the bimetal composite casting running gate system include the first apparatus for pouring 1 and the second apparatus for pouring
2, first apparatus for pouring 1 is connected with the bottom of casting mold 3, and second apparatus for pouring 2 is connected with the top of casting mold 3, described
Overfall 4 is provided between the bottom and top of casting mold 3.So, during bimetal composite casting, first pass through first and pour
Dispensing device 1 pours into a mould the first molten metal, the first pouring metal melt to the bottom of casting mold 3, due to being set between the bottom and top of casting mold 3
Overfall 4 is equipped with, when the first pouring metal melt is to 4 position of overfall, allows the first unnecessary molten metal to discharge the inner chamber of casting mold 3,
So as to control the liquid level of required first molten metal, and make the liquid level of the first molten metal pure by 4 abundant overflow of overfall, then
Overfall 4 is blocked, by the second apparatus for pouring 2 by the second pouring metal melt to the top of casting mold 3, so as to first metal
Liquid and the second molten metal form metallurgical binding face at overfall 4, and the first molten metal and the second molten metal are in casting process
It does not interfere with each other, does not rush quality that is mixed, therefore improving bimetallic compound casting.
On the basis of above-described embodiment, in another embodiment of the utility model, first apparatus for pouring 1 pours into a mould steel
Water, the pouring molten iron of the second apparatus for pouring 2.Preferably, the first apparatus for pouring cast low-alloy cold-forming die steel
7CrSiMnMoV, the steel hardenability is good, and air cooling can harden, and its hardness is small up to being deformed behind HRC58~64 and dry quenching,
Not only intensity is high but also good-toughness for the steel.The Japanese trade mark：CH-1.Second apparatus for pouring pours into a mould gray cast iron HT300, ash casting
Iron HT300 is the gray cast iron of pearlite type.Wherein, low-alloy cold-forming die steel 7CrSiMnMoV and gray cast iron HT300 are
Known materials, it can manufacture to obtain by already known processes smelting processing.
On the basis of above-described embodiment, in another embodiment of the utility model, the casting mold 3 is preset shape and size
Foam mold.The structures such as gusset, fillet can be arranged as required in the foam mold, the foam mold can use resin sand
Cast form.
On the basis of above-described embodiment, in another embodiment of the utility model, it is provided with the bottom of the casting mold 3 cold
But device.So, the cooling device can be carried out extremely cold to the first molten metal being poured into the bottom of casting mold, so that
The dense structure of first molten metal, without shrinkage porosite.
On the basis of above-described embodiment, in another embodiment of the utility model, the cooling device is described to be arranged on
The external chill 5 of the lower outside of casting mold 3.So, external chill has chill effect to molten steel, so as to ensure the crucial portion of cast steel cutting edge
Without shrinkage defect, the modulus of external chill is 1.2~1.5 times of cast steel cutting edge position modulus for bit organization densification, external chill and cast steel
Cutting edge position is 10~20mm across the thickness of casting mold.
On the basis of above-described embodiment, in another embodiment of the utility model, as depicted in figs. 1 and 2, the casting mold 3
Top be provided with exhaust rising head 6.So, exhaust rising head is provided with the top of the casting mold, except the excessive slag of exhaust can be played
Effect；Feeding effect can also be played.
On the basis of above-described embodiment, in another embodiment of the utility model, it is described exhaust rising head 6 be provided with it is multiple,
And uniform, arranged for interval is at the top of the casting mold 3.
On the basis of above-described embodiment, in another embodiment of the utility model, coating, institute are painted with the foam mold
The thickness for stating coating is 1.5~2.5mm.
On the basis of above-described embodiment, in another embodiment of the utility model, as shown in figure 1, described first pours filling
The first sprue 11, the first cross gate 12 and the first ingate 13 can be included by putting 1, and first sprue 11, first is horizontal to be poured
The section area ratio of the ingate 13 of road 12 and first is 1：1.1~1.3：1.4~1.8；And/or second apparatus for pouring 2 can
With including the second sprue 21, the second cross gate 22, the 3rd cross gate 24 and the second ingate 23, second sprue 21,
The section area ratio of second cross gate 22, the 3rd cross gate 24 and the second ingate 23 is 1：1.1~1.3：1.3~1.5：1.5
~2.So, the flowing stationarity of the first molten metal and/or the second molten metal can be not only improved, but also first can be reduced
Molten metal and/or the second molten metal are oxidized.Preferably, the sectional area of second ingate 23 and the exhaust rising head 6
Sectional area than 1:0.8~1.2, so, in the second apparatus for pouring toward when pouring into a mould the second molten metal in casting mold, gas in casting mold die cavity
Body can with happy from exhaust rising head discharge, so as to avoid metal casting produce stomata, shrinkage cavity shrinkage porosity phenomena such as.
On the basis of above-described embodiment, in another embodiment of the utility model, first sprue 11 and/or second
Sprue 21 is ceramic depositing, and first cross gate 12, the second cross gate 22 and/or the 3rd cross gate 24 are foam running channel,
The ingate 13 of first ingate 13 and/or second is foam running channel.Preferably, the ingate of first ingate 13
The lower section of bimetallic compound casting interface can be arranged on, but the working face of bimetallic compound casting can not be arranged on, this
Sample, the working face component segregation of bimetallic compound casting can be avoided, the problem of quenching hardness is inadequate.
On the basis of above-described embodiment, in another embodiment of the utility model, the top ratio of second sprue 21
High more than the 500mm in top of casting mold.So, feeding can be carried out to bimetallic compound casting using the gravity of the second molten metal,
So as to reduce the cost of feeding, production efficiency is improved.
Described above is only preferred embodiment of the present utility model, it is noted that for the common skill of the art
For art personnel, on the premise of the utility model principle is not departed from, some improvements and modifications can also be made, these improve and
Retouching also should be regarded as the scope of protection of the utility model.
Claims (10)
1. a kind of bimetal composite casting system, it is characterised in that described including casting mold and bimetal composite casting running gate system
Casting mold includes the cavity matched with casting mould shapes and sizes, and the bimetal composite casting running gate system is poured including first
Dispensing device and the second apparatus for pouring, first apparatus for pouring are connected with the bottom of casting mold, second apparatus for pouring and casting mold
Top be connected, be provided with overfall between the bottom and top of the casting mold.
2. bimetal composite casting system according to claim 1, it is characterised in that first apparatus for pouring pours into a mould steel
Water, the second apparatus for pouring pouring molten iron.
3. bimetal composite casting system according to claim 2, it is characterised in that the casting mold is for preset shape and greatly
Small foam mold.
4. bimetal composite casting system according to any one of claim 1 to 3, it is characterised in that in the casting mold
Bottom be provided with cooling device.
5. bimetal composite casting system according to claim 4, it is characterised in that the cooling device is is arranged on
State the external chill of the lower outside of casting mold.
6. bimetal composite casting system according to any one of claim 1 to 3, it is characterised in that the casting mold
Top is provided with exhaust rising head.
7. bimetal composite casting system according to claim 6, it is characterised in that the exhaust rising head is provided with more
It is individual, and uniformly, arranged for interval is at the top of the casting mold.
8. bimetal composite casting system according to claim 3, it is characterised in that be painted with the foam mold
Material, the thickness of the coating is 1.5~2.5mm.
9. according to any described bimetal composite casting system in claims 1 to 3, it is characterised in that first cast
Device includes the first sprue, the first cross gate and the first ingate, is poured in first sprue, the first cross gate and first
Road section area ratio is 1：1.1~1.3：1.4~1.8；And/or second apparatus for pouring includes the second sprue, the second horizontal stroke
Running channel, the 3rd cross gate and the second ingate, second sprue, the second cross gate, the 3rd cross gate and the second ingate
Section area ratio be 1：1.1~1.3：1.3~1.5：1.5~2.
10. bimetal composite casting system according to claim 9, it is characterised in that first sprue and/or
Two sprues are ceramic depositing, and first cross gate, the second cross gate and/or the 3rd cross gate are foam running channel, described
One ingate and/or the second ingate are foam running channel；Or the top of second sprue it is higher 500mm than the top of casting mold with
On.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620348470.1U CN206839129U (en) | 2016-04-22 | 2016-04-22 | A kind of bimetal composite casting system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620348470.1U CN206839129U (en) | 2016-04-22 | 2016-04-22 | A kind of bimetal composite casting system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206839129U true CN206839129U (en) | 2018-01-05 |
Family
ID=60789049
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620348470.1U Expired - Fee Related CN206839129U (en) | 2016-04-22 | 2016-04-22 | A kind of bimetal composite casting system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206839129U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108929981A (en) * | 2018-06-25 | 2018-12-04 | 宁波拓铁机械有限公司 | The production method of balancer gray cast iron |
-
2016
- 2016-04-22 CN CN201620348470.1U patent/CN206839129U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108929981A (en) * | 2018-06-25 | 2018-12-04 | 宁波拓铁机械有限公司 | The production method of balancer gray cast iron |
| CN108929981B (en) * | 2018-06-25 | 2019-09-10 | 宁波拓铁机械有限公司 | The production method of balancer gray cast iron |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180105 |
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| CF01 | Termination of patent right due to non-payment of annual fee |