CN110538967B - Flow dividing cone and casting die - Google Patents
Flow dividing cone and casting die Download PDFInfo
- Publication number
- CN110538967B CN110538967B CN201910856343.0A CN201910856343A CN110538967B CN 110538967 B CN110538967 B CN 110538967B CN 201910856343 A CN201910856343 A CN 201910856343A CN 110538967 B CN110538967 B CN 110538967B
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- cone
- cooling pipe
- exhaust
- cooling
- cone body
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- 238000005266 casting Methods 0.000 title claims abstract description 43
- 238000001816 cooling Methods 0.000 claims abstract description 111
- 230000002093 peripheral effect Effects 0.000 claims abstract description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 19
- 230000000694 effects Effects 0.000 abstract description 8
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 230000007547 defect Effects 0.000 abstract description 4
- 238000013022 venting Methods 0.000 description 5
- 239000000498 cooling water Substances 0.000 description 3
- 238000009826 distribution Methods 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 241001149930 Protura <class> Species 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/08—Features with respect to supply of molten metal, e.g. ingates, circular gates, skim gates
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/22—Moulds for peculiarly-shaped castings
- B22C9/28—Moulds for peculiarly-shaped castings for wheels, rolls, or rollers
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Molds, Cores, And Manufacturing Methods Thereof (AREA)
Abstract
The invention provides a diverter cone and a casting mold, wherein the diverter cone comprises: a conical head; the cooling pipe is connected with the conical head; the support assembly comprises a cone bottom and a cone body, wherein the bottom of the cone body is connected with the cone bottom, and the top of the cone body is connected with the cone head; the cone body is sleeved on the outer peripheral side of the cooling pipe, a gap is arranged between the cone body and the cooling pipe, an exhaust hole is formed in the cone body, and an exhaust plug is arranged in the exhaust hole. The split cone provided by the invention can realize the exhaust effect of the split cone, can achieve the purpose of rapidly cooling the split cone, reduces casting defects such as pinholes and looseness of castings, improves the structural strength of the castings, shortens the cooling period of the split cone, and further shortens the production period of the castings.
Description
Technical Field
The invention relates to the technical field of casting molds, in particular to a split cone and a casting mold comprising the split cone.
Background
The gravity casting process of the motorcycle aluminum alloy hub is divided into two modes in the casting process using the sand core, and the common point is that the sand core is sleeved on the split cone, and the different points are that: the first mode is that a cavity in which the sand core is positioned is provided with a window, and a vent plug can be directly arranged at the window for venting; the second mode is that the cavity where the sand core is positioned is closed, and only the vent plug can be used for venting air from the split cone. The split cone is positioned at the center of the whole hub and is the final cooling part, and in order to improve the cooling effect, the split cone is required to be cooled, and in the first mode, water can be introduced for cooling because the split cone is not exhausted, but the split cone is installed by clamping and fixing two mould plates, a certain gap exists between the split cone and the mould plates, and cooling water in the split cone easily enters a casting cavity from the gap to cause casting defects or scrapping after meeting heat to form steam; in the second mode, the flow dividing cone bears the exhaust task, so that the flow dividing cone cannot be cooled and can only be cooled naturally, the casting efficiency is low, unsmooth exhaust is easy to cause, and the cooling period is long, so that the strength of the casting structure is reduced.
Disclosure of Invention
In order to solve at least one of the above problems, an object of the present invention is to provide a split cone.
Another object of the present invention is to provide a casting mold comprising the above split cone.
In order to achieve the above object, a first aspect of the present invention provides a tap, including: a conical head; the cooling pipe is connected with the conical head; the support assembly comprises a cone bottom and a cone body, wherein the bottom of the cone body is connected with the cone bottom, and the top of the cone body is connected with the cone head; the cone body is sleeved on the outer peripheral side of the cooling pipe, a gap is formed between the cone body and the cooling pipe, an exhaust hole is formed in the cone body, and an exhaust plug is arranged in the exhaust hole.
The flow distribution cone provided by the technical scheme of the first aspect of the invention comprises a cone head, a cooling pipe and a support cone bottom. The cooling pipe links to each other with the conical head, through leading to cold water in the cooling pipe or ventilate in order to play the purpose of heat exchange, thereby can play the effect of cooling conical head, and then can further cool off the conical body through the conical head, supporting component includes at the bottom of the cone and conical body, the bottom of conical body links to each other with the conical bottom, the top of conical body links to each other with the conical head, wherein, the conical body cover is established in the periphery side of cooling pipe, and be equipped with the clearance between the cooling pipe, through seting up the exhaust hole on the conical body, and set up the exhaust plug on the exhaust hole, the exhaust plug has the exhaust function, the gas in the casting die cavity is through the psammitolite, the exhaust plug on the conical body and the clearance department between conical body and the cooling pipe discharges the mould fast, effectively solved the technical problem that the reposition of redundant personnel awl is discharged and cooling can not go on simultaneously, the pinhole of foundry goods, casting defect such as loose has been reduced, the structural strength of foundry goods has been improved, the cooling cycle of reposition of the cone has been shortened, and the production cycle of foundry goods has been shortened.
In addition, the flow splitting cone in the technical scheme provided by the invention can also have the following additional technical characteristics:
In the technical scheme, the conical head and the cooling pipe are integrally formed, and the connecting part of the conical head and the cooling pipe is provided with threads; and/or the cone body and the cone bottom are integrally formed, and the cone bottom is provided with a connecting part for connecting with a die.
The conical head and the cooling pipe are integrally formed, so that a structure for fixing the cooling pipe is not required to be added, a gap is not formed between the conical head and the cooling pipe, cooling water or cooling air can continuously flow in the cooling pipe and cannot enter the die cavity from the connecting gap, the cooling process is ensured to be stable and reliable, threads are arranged at the connecting part of the conical head and the cooling pipe, the conical body is conveniently connected with the conical head into a whole through the threads, the structure of products is reduced, and the product assembly efficiency is improved.
The cone body and the cone bottom are integrally formed without a connecting gap, the cone bottom is provided with a connecting part connected with the die, the structural strength of the cone body and the cone bottom is improved, the processing technology is simplified, the cone bottom is convenient to install on the die, and the stability of the cone body is improved.
In the above technical solution, the axis of the cooling pipe is the same as the axis direction of the cone head.
Through with cooling tube and the coaxial setting of conical head, the axis of cooling tube is located the central axis of conical head promptly to reach the effect of even cooling conical head, guarantee simultaneously that the clearance size between cooling tube and the awl body is the same, in order to reach even exhaust effect, thereby help improving cooling and exhaust efficiency.
In any of the above technical solutions, one end of the cooling tube, which is far away from the conical head, protrudes from the bottom of the conical bottom.
The cooling pipe is far away from one end of the conical head and protrudes out of the bottom of the conical bottom, so that water or water vapor in the cooling pipe can be prevented from flowing into the cavity from a gap between the conical body and the cooling pipe or blocking the gap to further influence exhaust.
In any of the above technical solutions, the conical head is in threaded connection with the conical body.
The screw thread is arranged at one end of the conical head and one end of the conical body, so that the conical head and the conical body are in threaded connection, the conical head and the conical body are detachably connected, the mounting and the dismounting are convenient, and meanwhile, the water cooling or air cooling in the cooling pipe and the exhaust channel (the exhaust plug and the gap between the conical body and the cooling pipe) in the cavity are separated, so that mutual collusion is avoided.
In any of the above technical solutions, the diameter of the cone body gradually decreases from bottom to top.
The diameter of the cone body is gradually reduced from bottom to top, so that the stability of the supporting mechanism on the cone head is improved, the overall structure is regular, the flow distribution of the flow distribution cone to the casting molten metal is facilitated, the filling is more stable, the quality problems of air wrapping and the like are reduced, and the attractive appearance of the product is improved.
In any of the above solutions, the tap further includes: the water pipe is arranged in the cooling pipe; or the diverter cone further comprises: and the breather pipe is arranged in the cooling pipe.
The split cone further comprises a water pipe arranged in the cooling pipe, the water pipe is used for leading cold water into the cooling pipe, the purpose of heat exchange is achieved, the purpose of cooling the cone head can be achieved, and the cooling period of the split cone is effectively shortened.
The split cone further comprises a vent pipe arranged in the cooling pipe, the vent pipe is used for circularly ventilating the cooling pipe, so that hot gas in the split cone can be brought out, the cooling speed of the split cone can be increased, and the cooling period of the split cone can be shortened.
In any of the above technical solutions, the exhaust hole includes a plurality of exhaust holes, and the plurality of exhaust holes are arranged at intervals along the circumference of the cone body;
the number of the vent plugs is multiple, and the multiple vent plugs are arranged in the multiple vent holes.
The number of the exhaust holes and the exhaust plugs is multiple, so that the number of the exhaust holes and the exhaust plugs is increased, the exhaust efficiency is improved, and the casting production efficiency is further improved.
The technical scheme of the second aspect of the invention provides a casting mould, which comprises the following components: a die body; and the split cone according to any one of the first aspect, disposed in the casting cavity of the mold body.
The casting mold provided by the technical scheme of the second aspect of the present invention includes the split cone according to any one of the technical schemes of the first aspect, so that the casting mold has all the advantages of any one of the technical schemes, and is not described herein.
Additional aspects and advantages of the invention will be set forth in part in the description which follows, or may be learned by practice of the invention.
Drawings
The foregoing and/or additional aspects and advantages of the invention will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:
FIG. 1 is a schematic view of a split cone according to one embodiment of the present invention;
FIG. 2 is a schematic view of a flow splitting cone according to another embodiment of the present invention;
FIG. 3 is a schematic view of a partial structure of a diverter cone according to some embodiments of the present invention;
fig. 4 is a schematic view showing the structure of a casting mold according to an embodiment of the present invention.
Wherein, the correspondence between the reference numerals and the component names in fig. 1 to 4 is:
1 split cone, 10 cone heads, 101 threads, 20 cooling pipes, 30 support assemblies, 301 cone bottoms, 302 cone bodies, 3021 vent plugs, 40 water pipes, 2 casting molds, 21 mold bodies and 211 casting cavities.
Detailed Description
In order that the above-recited objects, features and advantages of the present application will be more clearly understood, a more particular description of the application will be rendered by reference to the appended drawings and appended detailed description. It should be noted that, without conflict, the embodiments of the present application and features in the embodiments may be combined with each other.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be practiced in other ways than those described herein, and therefore the scope of the present invention is not limited to the specific embodiments disclosed below.
A flow diversion cone and a casting mold according to some embodiments of the present invention are described below with reference to fig. 1-4.
As shown in fig. 1 to 3, an embodiment of a first aspect of the present invention provides a tap 1 comprising: a cone head 10; a cooling pipe 20 connected to the cone head 10; the support assembly 30 comprises a cone bottom 301 and a cone body 302, wherein the bottom of the cone body 302 is connected with the cone bottom 301, and the top of the cone body is connected with the cone head 10; wherein, the cone 302 is sleeved on the outer circumference side of the cooling tube 20, a gap is arranged between the cone 302 and the cooling tube 20, an exhaust hole is arranged on the cone 302, and an exhaust plug 3021 is arranged in the exhaust hole.
The embodiment of the first aspect of the present invention provides a split cone 1, which comprises a cone head 10, a cooling pipe 20 and a supporting cone bottom 301. The cooling pipe 20 is connected with the conical head 10, the purpose of heat exchange is achieved by introducing cold water into the cooling pipe 20 or ventilating, and therefore the effect of cooling the conical head 10 can be achieved, the conical body can be further cooled through the conical head, the supporting component 30 comprises a conical bottom 301 and a conical body 302, the bottom of the conical body 302 is connected with the conical bottom 301, the top of the conical body 302 is connected with the conical head 10, the conical body 302 is sleeved on the outer circumferential side of the cooling pipe 20 and is provided with a gap with the cooling pipe 20, an exhaust hole is formed in the conical body 302, an exhaust plug 3021 is arranged on the exhaust hole, the exhaust plug 3021 has an exhaust function, gas in a casting cavity is rapidly discharged out of the die through a sand core, the exhaust plug 3021 on the conical body 302 and the gap between the conical body 302 and the cooling pipe 20, the technical problem that the air discharge and cooling of the tap 1 cannot be simultaneously carried out is effectively solved, casting defects such as pinholes and looseness of castings are reduced, the structural strength of the castings is improved, the cooling period of the tap 1 is shortened, and the production period of the castings is shortened.
The specific structure of the tap 1 provided by the present application will be described in detail with reference to some embodiments.
Example 1
As shown in fig. 1 to 3, the cone head 10 and the cooling pipe 20 are integrally formed, and a screw thread 101 is provided at a connection portion of the cone head and the cooling pipe.
The conical head 10 and the cooling pipe 20 are integrally formed, so that a structure for fixing the cooling pipe 20 is not required to be added, no connection gap is formed between the conical head 10 and the cooling pipe 20, cooling water or cooling air can continuously flow in the cooling pipe 20, cooling process is ensured to be stable and reliable by not entering a die cavity from the connection gap, threads 101 are arranged at the connecting part of the conical head 10 and the cooling pipe 20, the conical body 302 is conveniently connected with the conical head 10 into a whole through the threads, the structure of a product is reduced, and the product assembly efficiency is improved.
In the above embodiment, the cone body 302 and the cone bottom 301 are integrally formed, and the cone bottom 301 is provided with a connecting portion for connecting with a mold.
The cone body 302 and the cone bottom 301 are integrally formed without a connecting gap, the cone bottom 301 is provided with a connecting part for connecting with a die, the structural strength of the cone body 302 and the cone bottom 301 is improved, the processing technology is simplified, the cone bottom 301 is convenient to install on the die, and the stability of the cone body 302 is improved.
In the above embodiment, the axis of the cooling pipe 20 is the same as the axis direction of the bit 10, as shown in fig. 1 to 3.
Through setting up cooling tube 20 and conical head 10 coaxial, the axis of cooling tube 20 is located the center pin of conical head 10 promptly to reach the effect of even cooling conical head 10, guarantee simultaneously that the clearance size between cooling tube 20 and the cone 302 is the same, in order to reach even exhaust effect, thereby help improving cooling and exhaust efficiency.
In the above embodiment, the end of the cooling tube 20 remote from the cone head 10 protrudes from the bottom of the cone bottom 301.
By projecting the end of the cooling tube 20 away from the bit 10 beyond the bottom of the cone bottom 301, it is possible to avoid water or water vapor in the cooling tube 20 from flowing into the cavity from the gap between the cone body 302 and the cooling tube 20 or blocking the gap and thereby affecting the exhaust gas, as shown in fig. 1.
In any of the embodiments described above, the bit 10 is threadably coupled to the bit body 302.
The screw thread is arranged at one end of the conical head 10 and one end of the conical body, which are connected with each other, so that the conical head 10 and the conical body 302 are in threaded connection, the conical head 10 and the conical body 302 are detachably connected, the mounting and the dismounting are convenient, and meanwhile, the water cooling or air cooling in the cooling pipe 20 and an exhaust channel (a gap between the exhaust plug 3021 and the conical body 302 and the cooling pipe 20) in the cavity are separated, so that mutual crosstalk is avoided.
In the above embodiment, the diameter of the cone 302 is gradually reduced from bottom to top as shown in fig. 1.
The diameter of the cone body 302 is gradually reduced from bottom to top, so that the stability of the supporting mechanism for supporting the cone head 10 is improved, the overall structure is regular, the split flow of the split flow cone 1 to the casting molten metal is facilitated, the filling is more stable, the quality problems of air wrapping and the like are reduced, and the attractive appearance of a product is improved.
Example two
The difference from the first embodiment is that: on the basis of the first embodiment, further, the tap 1 further includes: the water pipe 40 is provided in the cooling pipe 20 as shown in fig. 2.
Example III
The difference from the first or second embodiment is that: the tap 1 further comprises: a vent pipe is provided in the cooling pipe 20.
The tap 1 further comprises a water pipe 40 arranged in the cooling pipe 20, the water pipe 40 is used for introducing cold water into the cooling pipe 20 to achieve the purpose of heat exchange, thereby achieving the purpose of cooling the tap head 10 and further effectively shortening the cooling period of the tap 1.
The split-flow cone 1 further comprises a vent pipe arranged in the cooling pipe 20, wherein the vent pipe is used for circularly venting the cooling pipe 20, so that hot gas in the split-flow cone 1 can be brought out, the cooling speed of the split-flow cone 1 can be increased, and the cooling period of the split-flow cone 1 can be shortened.
In the above embodiment, the exhaust holes include a plurality of exhaust holes, which are arranged at intervals along the circumferential side of the cone 302; the number of the venting plugs 3021 is plural, and the plurality of venting plugs 3021 are provided in the plurality of vent holes as shown in fig. 1 and 2.
The number of the exhaust holes and the exhaust plugs 3021 is plural, and the number of the exhaust holes and the exhaust plugs 3021 is increased, so that the exhaust efficiency is improved, and the casting production efficiency is further improved.
As shown in fig. 4, an embodiment of the second aspect of the present invention provides a casting mold 2 including: a die body 21; and the tap 1 of any of the embodiments of the first aspect, is disposed within the casting cavity 211 of the mold body 21.
The casting mold 2 according to the second embodiment of the present invention, which includes the tap 1 according to any one of the first embodiments, has all the advantages of any one of the above embodiments, and will not be described herein.
In conclusion, the flow dividing cone provided by the invention effectively solves the technical problem that the exhaust and cooling of the flow dividing cone cannot be simultaneously solved, improves the structural strength of castings, shortens the cooling period of the flow dividing cone, and further shortens the production period of castings.
In the present invention, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; the term "plurality" means two or more, unless expressly defined otherwise. The terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; "coupled" may be directly coupled or indirectly coupled through intermediaries. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
In the description of the present invention, it should be understood that the directions or positional relationships indicated by the terms "upper", "lower", "left", "right", "front", "rear", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the devices or units referred to must have a specific direction, be constructed and operated in a specific direction, and thus should not be construed as limiting the present invention.
In the description of the present specification, the terms "one embodiment," "some embodiments," "particular embodiments," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The above description is only of the preferred embodiments of the present invention and is not intended to limit the present invention, but various modifications and variations can be made to the present invention by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (2)
1. A tap, comprising:
A conical head;
the cooling pipe is connected with the conical head, and the axis of the cooling pipe is the same as the axis direction of the conical head;
The support assembly comprises a cone bottom and a cone body, wherein the bottom of the cone body is connected with the cone bottom, the top of the cone body is connected with the cone head, the cone head is in threaded connection with the cone body, and the diameter of the cone body is gradually reduced from bottom to top;
the water pipe or the vent pipe is arranged in the cooling pipe;
The cone body is sleeved on the outer peripheral side of the cooling pipe, a gap is formed between the cone body and the cooling pipe, an exhaust hole is formed in the cone body, an exhaust plug is arranged in the exhaust hole, gas in a casting cavity is discharged out of the die through a sand core, the exhaust plug on the cone body and the gap between the cone body and the cooling pipe, the exhaust hole comprises a plurality of exhaust holes, the plurality of exhaust holes are arranged at intervals along the peripheral side of the cone body, the number of the exhaust plugs is a plurality, and the plurality of exhaust plugs are arranged in the exhaust holes;
the conical head and the cooling pipe are integrally formed, and threads are arranged at the connecting part of the conical head and the cooling pipe; and/or the cone body and the cone bottom are integrally formed, and the cone bottom is provided with a connecting part for connecting with a die;
one end of the cooling pipe far away from the conical head protrudes out of the bottom of the conical bottom.
2. A casting mold, comprising:
a die body;
the tap of claim 1 disposed within a casting cavity of said mold body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910856343.0A CN110538967B (en) | 2019-09-11 | 2019-09-11 | Flow dividing cone and casting die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910856343.0A CN110538967B (en) | 2019-09-11 | 2019-09-11 | Flow dividing cone and casting die |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110538967A CN110538967A (en) | 2019-12-06 |
| CN110538967B true CN110538967B (en) | 2024-07-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910856343.0A Active CN110538967B (en) | 2019-09-11 | 2019-09-11 | Flow dividing cone and casting die |
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| Country | Link |
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| CN (1) | CN110538967B (en) |
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| CN208495761U (en) * | 2018-07-10 | 2019-02-15 | 天津源远精密机械有限公司 | A kind of low pressure casting die for automobile hubs |
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2019
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103042193A (en) * | 2012-12-21 | 2013-04-17 | 浙江今飞凯达轮毂股份有限公司 | Hub sand core and low-pressure casting hub die |
| CN205904386U (en) * | 2016-07-23 | 2017-01-25 | 浙江今飞摩轮有限公司 | Split sprue spreader |
| CN210754976U (en) * | 2019-09-11 | 2020-06-16 | 浙江今飞摩轮有限公司 | Sprue spreader and casting mold |
| CN215998594U (en) * | 2021-09-29 | 2022-03-11 | 重庆捷力轮毂制造有限公司 | Dual-purpose flow distribution cone for cooling and exhausting |
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