CN110538967A - Sprue spreader and casting mold - Google Patents
Sprue spreader and casting mold Download PDFInfo
- Publication number
- CN110538967A CN110538967A CN201910856343.0A CN201910856343A CN110538967A CN 110538967 A CN110538967 A CN 110538967A CN 201910856343 A CN201910856343 A CN 201910856343A CN 110538967 A CN110538967 A CN 110538967A
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- cone
- cooling pipe
- cooling
- tap
- conical head
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- 238000005266 casting Methods 0.000 title claims abstract description 45
- 238000001816 cooling Methods 0.000 claims abstract description 112
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 17
- 230000000694 effects Effects 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 230000007547 defect Effects 0.000 abstract description 4
- 230000002093 peripheral effect Effects 0.000 description 5
- 230000002026 carminative effect Effects 0.000 description 4
- 239000000498 cooling water Substances 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000005484 gravity 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
- 238000009423 ventilation Methods 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 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 spreader cone and a casting mold, wherein the spreader cone comprises: a conical head; the cooling pipe is connected with the conical head; the supporting component comprises a cone bottom and a cone body, 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 periphery of the cooling pipe, a gap is formed between the cone body and the cooling pipe, the cone body is provided with an exhaust hole, and an exhaust plug is arranged in the exhaust hole. The sprue spreader provided by the invention can realize the exhaust effect of the sprue spreader and achieve the purpose of rapidly cooling the sprue spreader, so that the casting defects of pinholes, looseness and the like of castings are reduced, the structural strength of the castings is improved, the cooling period of the sprue spreader is shortened, and further the production period of the castings is shortened.
Description
Technical Field
the invention relates to the technical field of casting molds, in particular to a sprue spreader and a casting mold comprising the sprue spreader.
Background
The gravity casting process of the aluminum alloy hub of the motorcycle is divided into two modes in a sand core casting process, and the common point is that the sand cores are sleeved on the spreader cones, and the gravity casting process has the following different points: the first mode is that the cavity with the sand core is provided with a window, and an exhaust plug can be directly opened from the window for exhausting; the second mode is that the cavity with the sand core is closed, and the air can be exhausted only by the air plug on the sprue spreader. The splitter cone is positioned at the central position of the whole hub and is the final cooling part, in order to improve the cooling effect, the splitter cone needs to be cooled, in the first mode, as the splitter cone does not exhaust air, water can be introduced for cooling, but the splitter cone is fixedly arranged by clamping two mould plates, a certain gap exists between the splitter cone and the splitter cone, and cooling water in the splitter cone is easy to enter a casting cavity from the gap to cause casting defects or scrap after being heated to form steam; in the second mode, because the splitter cone undertakes the exhaust task, the splitter cone cannot be cooled and only can be naturally cooled, the casting efficiency is low, unsmooth exhaust is easily caused, the cooling period is long, and the strength of the cast structure is reduced.
Disclosure of Invention
in order to solve at least one of the above technical problems, an object of the present invention is to provide a tap cone.
Another object of the present invention is to provide a casting mold comprising the above-described tap cone.
In order to achieve the above object, a first aspect of the present invention provides a tap cone, including: a conical head; the cooling pipe is connected with the conical head; the supporting assembly comprises a cone bottom and a cone body, 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 cooling pipe is arranged on the outer periphery of the cooling pipe in a sleeved mode, a gap is formed between the cooling pipe and the cone body, the cone body is provided with an exhaust hole, and an exhaust plug is arranged in the exhaust hole.
The technical scheme of the first aspect of the invention provides a flow distribution cone which comprises a cone head, a cooling pipe and a supporting cone bottom. The cooling pipe is connected with the conical head, the purpose of heat exchange is achieved by introducing cold water or air into the cooling pipe, so that the effect of cooling the conical head can be achieved, the conical body can be further cooled through the conical head, the supporting assembly comprises a conical bottom and a conical body, the bottom of the conical body is connected with the conical bottom, the top of the conical body is connected with the conical head, the conical body is sleeved on the outer peripheral side of the cooling pipe, a gap is formed between the conical body and the cooling pipe, an exhaust hole is formed in the conical body, an exhaust plug is arranged on the exhaust hole and has an exhaust function, gas in a casting cavity is rapidly exhausted out of a mold through a sand core, the exhaust plug on the conical body and the gap between the conical body and the cooling pipe, the technical problem that exhaust and cooling of a spreader cone cannot be carried out simultaneously is effectively solved, casting defects of pinholes, looseness and the like of a casting are reduced, the structural strength of the casting is improved, and the cooling period, thereby shortening the production period of the casting.
In addition, the tap cone in the above technical solution provided by the present invention may also have the following additional technical features:
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 a connecting part used for being connected with the mold is arranged on the cone bottom.
Conical head and cooling tube integrated into one piece, consequently need not to increase the structure that is used for fixed cooling tube, no connecting gap between conical head and the cooling tube, cooling water or cooling air can continuously flow in the cooling tube, can not follow and get into the mould die cavity in the connecting gap, ensure that cooling process is reliable and stable, set up the screw thread at the connecting portion of conical head and cooling tube, be convenient for the awl body and link into an integrated entity through screw thread and conical head, help reducing the structure of product, improve product assembly efficiency.
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 mold, the structural strength of the cone body and the cone bottom is improved, the processing technology is simplified, the cone bottom is convenient to mount on the mold, and the stability of the cone body is improved.
In the above technical solution, the axis of the cooling pipe is in the same direction as the axis of the conical head.
through with the coaxial setting of cooling tube and 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 carminative effect, thereby help improving cooling and carminative efficiency.
In any one of the above technical solutions, an end of the cooling pipe away from the conical head protrudes out of the bottom of the conical bottom.
one end of the cooling pipe far away from the conical head 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 a cavity or blocking the gap from the gap between the conical body and the cooling pipe, and then exhaust is influenced.
in any one of the above technical solutions, the cone head is in threaded connection with the cone body.
Set up the screw thread through the one end that links to each other at conical head and awl body respectively to make conical head and awl body threaded connection, realize that conical head and awl body can dismantle the connection, be convenient for installation and dismantlement are separated the exhaust passage (the core vent and the clearance between awl body and the cooling tube) of water-cooling or air-cooling in the cooling tube and die cavity simultaneously and are come, avoid the intercommunication each other.
In any one of the above technical solutions, the diameter of the taper body gradually decreases from bottom to top.
The diameter of awl body is reduced by supreme down gradually, helps improving the stability that supporting mechanism supported the conical head, and overall structure is comparatively regular, helps the reposition of redundant personnel awl to casting molten metal, makes the mould filling more steady, reduces to wrap up in quality problems such as gas, helps improving the pleasing to the eye degree of product.
in any one of the above technical solutions, the tap cone further includes: a water pipe disposed in the cooling pipe; or, the splitter cone further comprises: a breather pipe disposed in the cooling pipe.
the water pipe is used for introducing cold water into the cooling pipe to achieve the purpose of heat exchange, so that the purpose of cooling the cone head can be achieved, and the cooling period of the tap cone is effectively shortened.
The shunting cone also comprises a vent pipe arranged in the cooling pipe, and the vent pipe is used for circulating ventilation in the cooling pipe, so that hot gas in the shunting cone can be taken out, the cooling speed of the shunting cone can be increased, and the cooling period of the shunting cone is shortened.
In any one of the above technical solutions, the exhaust holes include a plurality of exhaust holes, and the plurality of exhaust holes are arranged at intervals along the peripheral side of the cone body;
The number of the vent plugs is multiple, and the vent plugs are arranged in the vent holes.
The number of the exhaust holes and the exhaust plugs is multiple, and the number of the exhaust holes and the number of the exhaust plugs are increased, so that the exhaust efficiency is improved, and the production efficiency of the casting is improved.
An aspect of the second aspect of the present invention provides a casting mold, including: a mold body; and the sprue spreader of any one of the aspects of the first aspect, disposed in a casting cavity of the die body.
The casting mold provided by the technical scheme of the second aspect of the present invention includes the sprue spreader according to any one of the technical schemes of the first aspect, so that all the beneficial effects of any one of the technical schemes described above are achieved, and no further description is provided herein.
Additional aspects and advantages of the invention will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
Fig. 1 is a schematic structural diagram of a tap cone according to an embodiment of the present invention;
Fig. 2 is a schematic structural diagram of a tap cone according to another embodiment of the present invention;
FIG. 3 is a schematic view of a partial structure of a tap cone according to some embodiments of the present invention;
Fig. 4 is a schematic structural view of a casting mold according to an embodiment of the present invention.
Wherein, the correspondence between the reference numbers and the part names in fig. 1 to 4 is:
The casting mold comprises a split-flow cone 1, a 10-cone head, a 101-thread cooling pipe 20, a 30-support component, a 301-cone bottom, a 302-cone body, a 3021 air exhaust plug, a 40-water pipe, a 2-casting mold, a 21-mold body and a 211-casting cavity.
Detailed Description
In order that the above objects, features and advantages of the present invention can be more clearly understood, a more particular description of the invention will be rendered by reference to the appended drawings. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited by the specific embodiments disclosed below.
The following describes a diverter cone and a casting mold according to some embodiments of the present invention with reference to fig. 1-4.
As shown in fig. 1 to 3, an embodiment of the first aspect of the present invention provides a flow distribution cone 1, including: a cone head 10; a cooling pipe 20 connected to the conical 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 302 is connected with the cone head 10; the cone body 302 is sleeved on the outer peripheral side of the cooling pipe 20, a gap is arranged between the cone body and the cooling pipe 20, the cone body 302 is provided with an exhaust hole, and an exhaust plug 3021 is arranged in the exhaust hole.
The embodiment of the first aspect of the present invention provides a diverting 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 or air into the cooling pipe 20, so that the effect of cooling the conical head 10 can be achieved, and further the conical body can be further cooled through the conical head, the support assembly 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, wherein the conical body 302 is sleeved on the outer peripheral 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 exhausted from the mold through the 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 exhaust and cooling of the spreader cone 1 cannot be simultaneously solved effectively, casting defects of pinholes, looseness and the like of castings are reduced, the structural strength of the casting is improved, the cooling period of the sprue spreader 1 is shortened, and the production period of the casting is further shortened.
the specific structure of the tap 1 provided in the present application is described in detail below with reference to some embodiments.
Example one
As shown in fig. 1 to 3, a conical head 10 is integrally formed with a cooling pipe 20, and a connection portion of the conical head and the cooling pipe is provided with a thread 101.
Conical head 10 and cooling tube 20 integrated into one piece, consequently, need not to increase the structure that is used for fixed cooling tube 20, no connecting gap between conical head 10 and the cooling tube 20, cooling water or cooling air can continuously flow in cooling tube 20, can not follow and get into the mould die cavity in the connecting gap, ensure that cooling process is reliable and stable, set up screw thread 101 at conical head 10 and the connecting portion of cooling tube 20, be convenient for awl body 302 links into an integrated entity through screw thread and conical head 10, help reducing the structure of product, improve product assembly efficiency.
In the above embodiment, the tapered body 302 is integrally formed with the tapered bottom 301, and the tapered bottom 301 is provided with a connecting portion for connecting with a mold.
Awl body 302 and awl end 301 integrated into one piece do not have a connecting gap, are equipped with on the awl end 301 to be used for the connecting portion that link to each other with the mould, improve the structural strength of awl body 302 and awl end 301, simplify processing technology, and the awl end 301 of being convenient for is installed on the mould, improves the stability of awl body 302.
In the above embodiment, the axis of the cooling pipe 20 is in the same direction as the axis of the conical head 10, as shown in fig. 1 to 3.
Through setting up cooling tube 20 and conical head 10 coaxially, the axis of cooling tube 20 is located the central axis 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 awl body 302 is the same, in order to reach even carminative effect, thereby help improving cooling and carminative efficiency.
In the above embodiment, the end of the cooling pipe 20 away from the conical head 10 protrudes from the bottom of the conical bottom 301.
One end of the cooling pipe 20 far away from the conical head 10 protrudes out of the bottom of the conical bottom 301, so that water or water vapor in the cooling pipe 20 can be prevented from flowing into a cavity from a gap between the conical body 302 and the cooling pipe 20 or blocking the gap to influence exhaust, as shown in fig. 1.
in any of the above embodiments, bit 10 is threadably connected to body 302.
the threads are arranged at one ends, connected with the cone head 10 and the cone body, of the cone head 10 and the cone body 302 respectively, so that the cone head 10 and the cone body 302 are in threaded connection, the detachable connection of the cone head 10 and the cone body 302 is realized, the mounting and the dismounting are convenient, and meanwhile, the water cooling or the air cooling in the cooling pipe 20 is separated from an exhaust channel (an exhaust plug 3021 and a gap between the cone body 302 and the cooling pipe 20) in a cavity, and the mutual communication is avoided.
In the above embodiment, the diameter of the tapered body 302 decreases gradually from bottom to top, as shown in fig. 1.
the diameter of awl body 302 reduces gradually from bottom to top, helps improving the stability that supporting mechanism supported conical head 10, and overall structure is comparatively regular, helps the reposition of redundant personnel awl 1 to casting molten metal, makes the mould filling more steady, reduces to wrap up in quality problems such as gas, helps improving the pleasing to the eye degree of product.
example two
The difference from the first embodiment is that: on the basis of the first embodiment, further, the splitter cone 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 embodiment or the second embodiment is that: the tap 1 further comprises: and a breather pipe disposed in the cooling pipe 20.
the tap cone 1 further comprises a water pipe 40 arranged in the cooling pipe 20, and the water pipe 40 is used for introducing cold water into the cooling pipe 20 to achieve the purpose of heat exchange, so that the purpose of cooling the cone head 10 can be achieved, and the cooling period of the tap cone 1 is further effectively shortened.
The tap cone 1 further comprises a vent pipe arranged in the cooling pipe 20, and the vent pipe is used for circulating ventilation in the cooling pipe 20, so that hot gas in the tap cone 1 can be taken out, the cooling speed of the tap cone 1 can be increased, and the cooling period of the tap cone 1 can be shortened.
In the above embodiment, the exhaust holes include a plurality of exhaust holes, and the plurality of exhaust holes are arranged at intervals along the peripheral side of the tapered body 302; the number of the vent plugs 3021 is plural, and a plurality of vent plugs 3021 are provided in the plural vent holes, as shown in fig. 1 and 2.
The number of the exhaust holes and the exhaust plugs 3021 is multiple, and the number of the exhaust holes and the exhaust plugs 3021 is increased, so that the exhaust efficiency is improved, and the production efficiency of the castings is improved.
As shown in fig. 4, an embodiment of a second aspect of the present invention provides a casting mold 2 including: a mold body 21; and the tap cone 1 of any one of the embodiments of the first aspect, are disposed within the casting cavity 211 of the die body 21.
the casting mold 2 provided by the embodiment of the second aspect of the present invention includes the sprue spreader 1 of any one of the embodiments of the first aspect, so that all the advantages of any one of the embodiments described above are provided, and details are not repeated herein.
In conclusion, the sprue spreader provided by the invention effectively solves the technical problem that the exhaust and cooling of the sprue spreader cannot be simultaneously solved, improves the structural strength of castings, shortens the cooling period of the sprue spreader, and further shortens the production period of the castings.
In the present invention, the terms "first", "second", and "third" 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 limited otherwise. The terms "mounted," "connected," "fixed," and the like are to be construed broadly, and for example, "connected" may be a fixed connection, a removable connection, or an integral connection; "coupled" may be direct or indirect through an intermediary. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "left", "right", "front", "rear", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or unit must have a specific direction, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
In the description herein, the description of the terms "one embodiment," "some embodiments," "specific embodiments," etc., means 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 invention. In this specification, the schematic representations of the terms used above 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 a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. a tap cone, comprising:
A conical head;
The cooling pipe is connected with the conical head;
The supporting assembly comprises a cone bottom and a cone body, 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 cooling pipe is arranged on the outer periphery of the cooling pipe in a sleeved mode, a gap is formed between the cooling pipe and the cone body, the cone body is provided with an exhaust hole, and an exhaust plug is arranged in the exhaust hole.
2. The tap cone of claim 1,
the conical head and the cooling pipe are integrally formed, and a 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 a connecting part used for being connected with a mold is arranged on the cone bottom.
3. the tap cone according to claim 1 or 2,
The axis of the cooling pipe is in the same direction as the axis of the conical head.
4. the tap cone according to claim 1 or 2,
One end of the cooling pipe, which is far away from the conical head, protrudes out of the bottom of the conical bottom.
5. The tap cone according to claim 1 or 2,
The cone head is in threaded connection with the cone body.
6. The tap cone according to claim 1 or 2,
The diameter of the cone body is gradually reduced from bottom to top.
7. the tap cone according to claim 1 or 2,
The tap cone further comprises: a water pipe disposed in the cooling pipe; or
The tap cone further comprises: a breather pipe disposed in the cooling pipe.
8. the tap cone according to claim 1 or 2,
The exhaust holes are arranged along the periphery of the cone body at intervals;
The number of the vent plugs is multiple, and the vent plugs are arranged in the vent holes.
9. A casting mold, comprising:
A mold body; and
The tap cone of any one of claims 1 to 8 disposed within a casting cavity of the die 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 true CN110538967A (en) | 2019-12-06 |
| CN110538967B 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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| CN (1) | CN110538967B (en) |
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