CN209550574U - The mold that thin-section casting cold shut defect improves - Google Patents
The mold that thin-section casting cold shut defect improves Download PDFInfo
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- CN209550574U CN209550574U CN201822020079.0U CN201822020079U CN209550574U CN 209550574 U CN209550574 U CN 209550574U CN 201822020079 U CN201822020079 U CN 201822020079U CN 209550574 U CN209550574 U CN 209550574U
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- cold shut
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Abstract
The utility model discloses the molds that thin-section casting cold shut defect improves, comprising: pedestal, die ontology, filling tube and connecting leg；The die ontology is fixed on the upper surface of the pedestal, the upper surface portion of the die ontology is recessed inwardly to form mold slots, the side of the die ontology is provided with the connecting leg being connected with the die ontology, the filling tube is connected with the connecting leg, and the bottom of the mold slots is arranged in parallel with a plurality of wasteway.The mold that the thin-section casting cold shut defect improves overcomes casting in the prior art in process, and since thin-section casting cooling velocity is very fast, temperature is lower or cooling velocity is uneven, and Yi Tieshui is not merged completely, and casting cold shut defect is caused to lead to the problem of.
Description
Technical field
The utility model relates to casting device fields, and in particular, to a kind of mold that thin-section casting cold shut defect improves.
Background technique
Auto industry has become the pillar industry in China, but is just becoming its fast development of restriction the problems such as energy-saving and environmental protection
Bottleneck, also increasingly by society concern and attention, mitigate auto parts and components quality, reduce complete vehicle weight, reach saving
The purpose of fuel realizes lightweight for automobile, is even more important.Ductile cast iron casting mean profile size exists in international standard
When 200-400mm, corresponding walled thickness is in 6-10mm, and our company casting mean profile produced is in 200-400mm,
Casting thickness produced closely reaches limiting value in 6mm or so, and since thin-section casting cooling velocity is very fast, temperature is lower or cooling
Speed is uneven, and Yi Tieshui is not merged completely, leads to the generation of casting cold shut defect.
Therefore it provides a kind of temperature that mold can be improved in use, can allow die casting liquid better
Flowing, so that the mold that the thin-section casting cold shut defect for solving casting cold shut defect improves is asking for the utility model urgent need to resolve
Topic.
Utility model content
In view of the above technical problems, the purpose of the utility model is to overcome casting in the prior art in process,
Since thin-section casting cooling velocity is very fast, temperature is lower or cooling velocity is uneven, and Yi Tieshui is not merged completely, causes casting cold
It is led to the problem of every defect, to provide a kind of temperature that mold can be improved in use, can make die casting liquid can
Preferably to flow, thus the mold that the thin-section casting cold shut defect for solving casting cold shut defect improves.
To achieve the goals above, the utility model provides a kind of mold that thin-section casting cold shut defect improves, described
The mold that thin-section casting cold shut defect improves includes: pedestal, die ontology, filling tube and connecting leg；The die ontology is fixed on
The upper surface of the pedestal, the upper surface portion of the die ontology are recessed inwardly to form mold slots, the side of the die ontology
Face is provided with the connecting leg being connected with the die ontology, and the filling tube is connected with the connecting leg, the bottom of the mold slots
Portion is arranged in parallel with a plurality of wasteway.
Preferably, preheater is additionally provided between the lower surface of the die ontology and the pedestal.
Preferably, the preheater is at least partially disposed in the inside of the die ontology.
Preferably, heat-conducting layer is additionally provided between the preheater and the die ontology, the heat-conducting layer is serrated,
And mesh together with the lower surface of the die ontology.
Preferably, display is provided on the pedestal.
Preferably, the wasteway is at least arranged four, and four wasteways are using the central axis of the mold slots as axis pair
Claim setting.
It preferably, is screw-type connection between the connecting leg and the die ontology.
Preferably, multiple locating slots are arranged at intervals with around the mold slots on the die ontology.
The crystallization mode of influence and eutectic alloy of the eutectic point of casting for casting consecutive solidification improves pouring temperature pair
The influence of casting cold shut, optimizing pouring system study the distribution in temperature field, influence of the liquidus temperature to casting cooling velocity, casting
The formation and control of part macrostructure increase the chill water that overflow block draws the region at thin-wall regions.According to above-mentioned technology
Scheme, the mold that thin-section casting cold shut defect provided by the utility model improves when in use, are carried out using the die ontology
Casting feedstock is injected into the mold slots by Mechanical processing of casting, the filling tube and connecting leg cooperation, a plurality of in the mold slots
Wasteway can contribute to improve the temperature of mold, and die casting liquid can be allow preferably to flow, and increase at thin-wall regions
Wasteway is added to draw the chill water in the region, thus in process efficiently against casting in the prior art, due to thin
Wall casting cooling velocity is very fast, and temperature is lower or cooling velocity is uneven, and Yi Tieshui is not merged completely, leads to casting cold shut defect
It leads to the problem of.
Other feature and advantage of the utility model will the following detailed description will be given in the detailed implementation section.
Detailed description of the invention
Attached drawing is to be used to provide a further understanding of the present invention, and constitute part of specification, and following
Specific embodiment be used to explain the utility model together, but do not constitute limitations of the present invention.In the accompanying drawings:
Fig. 1 is the mold that the wall casting cold shut defect that provides improves in a kind of preferred embodiment of the utility model
Structural schematic diagram；
Fig. 2 is on the mold that the wall casting cold shut defect that provides improves in a kind of preferred embodiment of the utility model
Preheater assembling schematic diagram.
Description of symbols
1 die ontology, 2 mold slots
3 wasteway, 4 locating slot
5 filling tube, 6 connecting leg
7 heat-conducting layer, 8 preheater
9 display, 10 pedestal
Specific embodiment
Specific embodiment of the present utility model is described in detail below in conjunction with attached drawing.It should be understood that herein
Described specific embodiment is only used for describing and explaining the present invention, and is not intended to limit the utility model.
In the present invention, in the absence of explanation to the contrary, the side that " upper and lower, inside and outside " etc. is included in the term
Position word only represent orientation of the term under normal service condition, or be those skilled in the art understand that be commonly called as, without that should regard
For the limitation to the term.
As illustrated in figs. 1 and 2, the utility model provides a kind of mold that thin-section casting cold shut defect improves, described thin
The mold that wall casting cold shut defect improves includes: pedestal 10, die ontology 1, filling tube 5 and connecting leg 6；The die ontology 1 is solid
It is scheduled on the upper surface of the pedestal 10, the upper surface portion of the die ontology 1 is recessed inwardly to form mold slots 2, the mold
The side of ontology 1 is provided with the connecting leg 6 being connected with the die ontology 1, and the filling tube 5 is connected with the connecting leg 6, institute
The bottom for stating mold slots 2 is arranged in parallel with a plurality of wasteway 3.
According to the above technical scheme, the mold that thin-section casting cold shut defect provided by the utility model improves when in use,
Mechanical processing of casting is carried out using the die ontology 1, the filling tube 5 and connecting leg 6, which cooperate, is injected into the mold for casting feedstock
In slot 2, a plurality of wasteway 3 in the mold slots 2 can contribute to improve the temperature of mold, can make die casting liquid can be with
Preferably flowing increases the chill water that wasteway draws the region, thus efficiently against in the prior art at thin-wall regions
Casting in process, since thin-section casting cooling velocity is very fast, temperature is lower or cooling velocity is uneven, and Yi Tieshui is not
Fusion completely, causes casting cold shut defect to lead to the problem of.
In a kind of preferred embodiment of the utility model, the lower surface of the die ontology 1 and the pedestal 10
Between be additionally provided with preheater 8, the preheater 8 can preheat the die ontology 1, thus to a certain degree balance casting
The molten iron cooling velocity of each region during part, keeps the molten iron of uniform temperature to merge, and produces to reach and reduce cold shut defect
Raw problem.
In a kind of preferred embodiment of the utility model, the preheater 8 is at least partially disposed in the mold
The effect to the die ontology 1 preheating can be improved in this way, indirectly reduce asking for cold shut defect generation for the inside of ontology 1
Topic.
In a kind of preferred embodiment of the utility model, also set between the preheater 8 and the die ontology 1
It is equipped with heat-conducting layer 7, the heat-conducting layer 7 is serrated, and meshes together with the lower surface of the die ontology 1, described thermally conductive
The contact area of the preheater 8 and the die ontology 1 can be improved in layer 7, to optimize the effect of preheating.
In a kind of preferred embodiment of the utility model, display 9, the display are provided on the pedestal 10
Device 9 is connected with the preheater 8, for showing the temperature of the preheater 8, so that staff be facilitated preferably to control preheating
Temperature.
It is preferred in one kind of the utility model in order to further increase the effect for reducing cold shut defect in the utility model
In embodiment, the wasteway 3 is at least arranged four, and four wasteways 3 are using the central axis of the mold slots 2 as axial symmetry
Setting.
It is screw thread between the connecting leg 6 and the die ontology 1 in a kind of preferred embodiment of the utility model
Formula connection, thus connecting leg 6 described in easy disassembly.
In a kind of preferred embodiment of the utility model, on the die ontology 1 between the mold slots 2
Every being provided with multiple locating slots 4, the locating slot 4 facilitates progress accurately die closing operation, to effectively improve the essence of casting
True property, improves the qualification rate of product.
Preferred embodiments of the present invention, still, the utility model and unlimited are described in detail in conjunction with attached drawing above
Detail in above embodiment can be to the skill of the utility model in the range of the technology design of the utility model
Art scheme carries out a variety of simple variants, these simple variants belong to the protection scope of the utility model.
It is further to note that specific technical features described in the above specific embodiments, in not lance
It in the case where shield, can be combined in any appropriate way, in order to avoid unnecessary repetition, the utility model is to each
No further explanation will be given for the possible combination of kind.
In addition, any combination can also be carried out between a variety of different embodiments of the utility model, as long as it is not disobeyed
The thought for carrying on the back the utility model, equally should be considered as content disclosed in the utility model.
Claims (8)
1. the mold that a kind of thin-section casting cold shut defect improves, which is characterized in that the mould that the thin-section casting cold shut defect improves
Tool includes: pedestal (10), die ontology (1), filling tube (5) and connecting leg (6)；The die ontology (1) is fixed on the pedestal
(10) upper surface portion of upper surface, the die ontology (1) is recessed inwardly to be formed mold slots (2), the die ontology (1)
Side be provided with the connecting leg (6) being connected with the die ontology (1), the filling tube (5) is connected with the connecting leg (6)
Logical, the bottom of the mold slots (2) is arranged in parallel with a plurality of wasteway (3).
2. the mold that thin-section casting cold shut defect according to claim 1 improves, which is characterized in that the die ontology
(1) preheater (8) are additionally provided between lower surface and the pedestal (10).
3. the mold that thin-section casting cold shut defect according to claim 2 improves, which is characterized in that the preheater (8)
It is at least partially disposed in the inside of the die ontology (1).
4. the mold that thin-section casting cold shut defect according to claim 3 improves, which is characterized in that the preheater (8)
Be additionally provided between the die ontology (1) heat-conducting layer (7), the heat-conducting layer (7) is serrated, and with the die ontology
(1) lower surface meshes together.
5. the mold that thin-section casting cold shut defect according to claim 4 improves, which is characterized in that on the pedestal (10)
It is provided with display (9).
6. the mold that thin-section casting cold shut defect according to claim 1 improves, which is characterized in that the wasteway (3)
At least it is arranged four, and the wasteway (3) is arranged by axial symmetry of the central axis of the mold slots (2).
7. the mold that thin-section casting cold shut defect according to claim 1 improves, which is characterized in that the connecting leg (6) with
It is screw-type connection between the die ontology (1).
8. the mold that thin-section casting cold shut defect according to claim 1 improves, which is characterized in that the die ontology
(1) multiple locating slots (4) are arranged at intervals with around the mold slots (2) on.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822020079.0U CN209550574U (en) | 2018-11-30 | 2018-11-30 | The mold that thin-section casting cold shut defect improves |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822020079.0U CN209550574U (en) | 2018-11-30 | 2018-11-30 | The mold that thin-section casting cold shut defect improves |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209550574U true CN209550574U (en) | 2019-10-29 |
Family
ID=68302366
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822020079.0U Active CN209550574U (en) | 2018-11-30 | 2018-11-30 | The mold that thin-section casting cold shut defect improves |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209550574U (en) |
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2018
- 2018-11-30 CN CN201822020079.0U patent/CN209550574U/en active Active
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