CN109746399A - Improved hub mold - Google Patents
Improved hub mold Download PDFInfo
- Publication number
- CN109746399A CN109746399A CN201711072438.0A CN201711072438A CN109746399A CN 109746399 A CN109746399 A CN 109746399A CN 201711072438 A CN201711072438 A CN 201711072438A CN 109746399 A CN109746399 A CN 109746399A
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- cooling fin
- connecting portion
- hole
- recessed portion
- water channel
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Abstract
Improved hub mold belongs to technology of die manufacturing field.The present invention can be excessive with the existing water annulus cooled region of effective solution drawback, mold reasonable evacuation has been subjected to without cooling position, using the type of cooling of fixed point location, realize the region refrigeration more accurate to mold, to create the Temperature Distribution of more conducively wheel hub consecutive solidification, the high precision dense forming of casting ensure that.Lower mould body uses H13 steel simultaneously, enhances its thermal crack resistant ability.
Description
Technical field
The invention belongs to technology of die manufacturing fields, are specifically related to improved hub mold.
Background technique
In wheel hub casting field, direct water-cooling technology with its apparent advantage, at home and abroad got over by automotive hub enterprise
Come more extensive research and application.With it is traditional it is air-cooled compared with, the Technique of Casting Microstructure that direct-cooled technology obtains is finer and close, surface
State is more excellent, and elongation percentage and intensive properties can obtain significantly being promoted.Direct-cooled mode directly processes water channel in mold
On, by the circulation of cooling water, the extra heat of mold is taken away, to realize mold fast cooling and be finally reached casting system
It unites thermally equilibrated state.Consider from water channel actual processing production angle, what current almost all of direct Cooling Design was all made of
It is this water annulus, the processing is simple, and water pipe is quick for installation, but is found by long-term production practices, and this water channel is set
Meter there are certain drawbacks, water annulus other than the position to cool down to needs cools down, to unwanted region equally into
It has gone cooling, and intensity of cooling is consistent, can not achieve accurate region refrigeration.Therefore, in actual production, to realization
The popularization and application of direct-cooled technology, it is necessary to certain improvement is carried out to existing, to realize water channel to the reasonable of mold different zones
It is cooling, appropriate Temperature Distribution environment is created, the comprehensive quality and production efficiency of wheel hub are improved.
Summary of the invention
The present invention mainly solves technical problem present in the above-mentioned prior art, provides a kind of improved hub mold,
The structure may be implemented to carry out accurate partial cooling to the die part for needing cooling, and not influence the temperature point of adjacent domain
Cloth situation reaches elimination defect to realize the reasonable set of wheel hub, improves the purpose of product quality and production efficiency.
Above-mentioned technical problem of the invention is mainly to be addressed by following technical proposals: a kind of improved wheel hub mould
Tool, including die ontology, the bottom of the die ontology are successively arranged first annular water channel, the second water annulus, third annular
The top of water channel and fourth annular water channel, the die ontology is equipped with several first connecting portions, the first recessed portion, the second protrusion
Portion, the second recessed portion and third protrusion, the first connecting portion and the first recessed portion are circumferentially evenly arranged on die ontology, the
The top of first annular water channel is arranged in one protrusion and the first recessed portion, and each first connecting portion is located at two first recess
Between portion, the second connecting portion and the second recessed portion are circumferentially evenly arranged on die ontology, and each second connecting portion is located at two
Between second recessed portion, and the edge of second connecting portion is connect with the edge of the first recessed portion, the edge of the second recessed portion and
The edge of one protrusion connects, and the first connecting portion is equipped with through-hole, and through-hole is connected to the first annular water channel, and described the
One recessed portion is equipped with several through-holes, and through-hole is connected to the first annular water channel, and it is cold that the second connecting portion is equipped with first
But fin and the second cooling fin, the first cooling fin and the second cooling fin are circumferentially evenly arranged in second connecting portion, and first
The height of cooling fin and the second cooling fin is higher than protrusion 2mm, and the described first cooling fin is directed toward the side of the first recessed portion
Edge, and the top of the second water annulus is arranged in the first cooling fin, is equipped between the two neighboring first cooling fin logical
Hole, through-hole, the first cooling fin are connected to second water annulus, and the described second cooling fin is directed toward the side of third protrusion
Edge, and the top of fourth annular water channel is arranged in the second cooling fin, is equipped between the two neighboring second cooling fin logical
Hole, through-hole, the second cooling fin are connected to the fourth annular water channel, between the described first cooling fin and the second cooling fin
Equipped with several through-holes, through-hole is connected to the third water annulus, and the third protrusion is equipped with several through-holes, and through-hole is circumferential
It is evenly arranged on third protrusion.
It is corresponding preferably, the first connecting portion and the first recessed portion are five, the second connecting portion and the
Two recessed portions are set as five.
Preferably, the die ontology material uses H13 steel, steel harden ability with higher and thermal crack resistant ability,
There is preferable intensity and hardness in higher temperature, higher wearability and toughness and excellent comprehensive mechanical property and
Higher anti-temper resistance.
Cooling device corresponding with above-mentioned hub mold includes several copper billets, copper bar and bolt, and the copper billet, which is equipped with, to be used
It is connected between the mounting hole of installation copper bar, the two neighboring copper billet with copper bar, copper billet is combined into an annulus, and originate
Copper bar is not connected between copper billet and termination copper billet, the end of the copper billet is equipped with hole, and hole is perpendicular to the installation for installing copper bar
Hole, for the copper bar at U-shaped, two ends of copper bar are respectively equipped with hole, and the bolt passes through the hole on copper bar for copper billet and copper bar
It is fixedly connected, is respectively equipped with fixed column on the starting copper billet and termination copper billet, fixed column is mounted on starting by being welded and fixed
On copper billet and termination copper billet, several apopores are additionally provided on the copper billet, the copper billet quantity is five pieces, it is corresponding, it is described
Copper bar quantity is four.The size of copper billet size and second connecting portion matches, and the apopore on copper billet corresponds to second connecting portion
On through-hole, the radian of copper bar and the depth of the second recessed portion match, the distance between copper bar both ends and the second recessed portion
Width match.When installation, cooling device is placed in second connecting portion, makes the in second connecting portion first cooling fin
It is contacted respectively with copper billet with the second cooling fin, in the through-hole in fixed column insertion second connecting portion on copper billet, prevents copper billet
It is slided in second connecting portion.
Invention has the advantages that the disadvantage that the present invention can be excessive with the existing water annulus cooled region of effective solution
Mold has been carried out reasonable evacuation without cooling position, using the type of cooling of fixed point location, realized to mold more by end
Add accurate region to freeze, to create the Temperature Distribution of more conducively wheel hub consecutive solidification, ensure that the high precision dense of casting
Forming.Lower mould body uses H13 steel simultaneously, enhances its thermal crack resistant ability.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of the invention；
Fig. 2 is the schematic top plan view of figure of the present invention；
Fig. 3 is the cooling fin of the present invention first and the second water annulus connection schematic diagram；
Fig. 4 is a kind of structural schematic diagram of the corresponding cooling device of the present invention；
Fig. 5 is another visual angle schematic diagram of the corresponding cooling device of the present invention；
Fig. 6 is a kind of structural schematic diagram of the copper bar of the corresponding cooling device of the present invention；
Fig. 7 is the present invention and corresponding cooling device assembling schematic diagram.
In figure: 1, die ontology；2, first annular water channel；3, the second water annulus；4, third water annulus；5, Fourth Ring
Shape water channel；6, first connecting portion；7, the first recessed portion；8, second connecting portion；9, the second recessed portion；10, third protrusion；11,
Through-hole；12, the first cooling fin；13, the second cooling fin；14, copper billet；15, copper bar；16, bolt；17, mounting hole；18, hole；
19, fixed column；20, apopore.
Specific embodiment
Below with reference to the embodiments and with reference to the accompanying drawing the technical solutions of the present invention will be further described.
Embodiment: improved hub mold, as shown in figs. 1-7, including die ontology, the bottom of the die ontology is successively
Equipped with first annular water channel, the second water annulus, third water annulus and fourth annular water channel, set at the top of the die ontology
There are several first connecting portions, the first recessed portion, second connecting portion, the second recessed portion and third protrusion, first protrusion
Portion and the first recessed portion are circumferentially evenly arranged on die ontology, and first annular water channel is arranged in first connecting portion and the first recessed portion
Top, and each first connecting portion is located between two the first recessed portions, the second connecting portion and the second recessed portion are circumferentially equal
Cloth is on die ontology, and each second connecting portion is located between two the second recessed portions, and the edge of second connecting portion and first
The edge of recessed portion connects, and the edge of the second recessed portion and the edge of first connecting portion connect, and the first connecting portion is equipped with
Through-hole, through-hole are connected to the first annular water channel, and first recessed portion is equipped with several through-holes, through-hole and first ring
The connection of shape water channel, the second connecting portion are equipped with the first cooling fin and the second cooling fin, the first cooling fin and second
Cooling fin is circumferentially evenly arranged in second connecting portion, and the height of the first cooling fin and the second cooling fin is higher than protrusion
2mm, the described first cooling fin is directed toward the edge of the first recessed portion, and the upper of the second water annulus is arranged in the first cooling fin
It is square, through-hole, through-hole, the first cooling fin and second water annulus company are equipped between the two neighboring first cooling fin
Logical, the described second cooling fin is directed toward the edge of third protrusion, and the upper of fourth annular water channel is arranged in the second cooling fin
It is square, through-hole, through-hole, the second cooling fin and fourth annular water channel company are equipped between the two neighboring second cooling fin
It is logical, several through-holes are equipped between the described first cooling fin and the second cooling fin, through-hole is connected to the third water annulus,
The third protrusion is equipped with several through-holes, and through-hole is circumferentially evenly arranged on third protrusion, the first connecting portion and first
Recessed portion is five, and corresponding, the second connecting portion and the second recessed portion are set as five, and the die ontology material is adopted
With H13 steel.
Cooling device corresponding with above-mentioned hub mold includes several copper billets, copper bar and bolt, and the copper billet, which is equipped with, to be used
It is connected between the mounting hole of installation copper bar, the two neighboring copper billet with copper bar, copper billet is combined into an annulus, and originate
Copper bar is not connected between copper billet and termination copper billet, the end of the copper billet is equipped with hole, and hole is perpendicular to the installation for installing copper bar
Hole, for the copper bar at U-shaped, two ends of copper bar are respectively equipped with hole, and the bolt passes through the hole on copper bar for copper billet and copper bar
It is fixedly connected, is respectively equipped with fixed column on the starting copper billet and termination copper billet, fixed column is mounted on starting by being welded and fixed
On copper billet and termination copper billet, several apopores are additionally provided on the copper billet, the copper billet quantity is five pieces, it is corresponding, it is described
Copper bar quantity is four.The size of copper billet size and second connecting portion matches, and the apopore on copper billet corresponds to second connecting portion
On through-hole, the radian of copper bar and the depth of the second recessed portion match, the distance between copper bar both ends and the second recessed portion
Width match.When installation, cooling device is placed in second connecting portion, makes the in second connecting portion first cooling fin
It is contacted respectively with copper billet with the second cooling fin, in the through-hole in fixed column insertion second connecting portion on copper billet, prevents copper billet
It is slided in second connecting portion.
The present invention can be excessive with the existing water annulus cooled region of effective solution drawback, by mold without cooling portion
Position has carried out reasonable evacuation, using the type of cooling of fixed point location, realizes the region refrigeration more accurate to mold, thus
The Temperature Distribution for creating more conducively wheel hub consecutive solidification ensure that the high precision dense forming of casting.Lower mould body uses simultaneously
H13 steel enhances its thermal crack resistant ability.
Finally it is pointed out that above embodiments are only the more representational examples of the present invention.It is clear that the invention is not restricted to
Above-described embodiment, acceptable there are many deformations.Any letter to the above embodiments according to the technical essence of the invention
Single modification, equivalent variations and modification, are considered as belonging to the scope of protection of the present invention.
Claims (3)
1. improved hub mold, including die ontology, it is characterised in that the bottom of the die ontology is successively arranged the first ring
The top of shape water channel, the second water annulus, third water annulus and fourth annular water channel, the die ontology is equipped with several first
Protrusion, the first recessed portion, second connecting portion, the second recessed portion and third protrusion, the first connecting portion and first recessed
Concave portion is circumferentially evenly arranged on die ontology, and the top of first annular water channel is arranged in first connecting portion and the first recessed portion, and every
A first connecting portion is located between two the first recessed portions, and the second connecting portion and the second recessed portion are circumferentially evenly arranged on mold sheet
On body, each second connecting portion is located between two the second recessed portions, and the side at the edge of second connecting portion and the first recessed portion
The edge of edge connection, the edge of the second recessed portion and first connecting portion connects, and the first connecting portion is equipped with through-hole, through-hole with
The first annular water channel connection, first recessed portion are equipped with several through-holes, and through-hole is connected to the first annular water channel,
The second connecting portion is equipped with the first cooling fin and the second cooling fin, and the first cooling fin and the second cooling fin are circumferential
It is evenly arranged in second connecting portion, and the height of the first cooling fin and the second cooling fin is higher than protrusion 2mm, described first is cold
But fin is directed toward the edge of the first recessed portion, and the first cooling fin is arranged in the top of the second water annulus, and described adjacent two
Through-hole is equipped between a first cooling fin, through-hole, the first cooling fin are connected to second water annulus, and described second is cold
But fin is directed toward the edge of third protrusion, and the second cooling fin is arranged in the top of fourth annular water channel, and described adjacent two
Through-hole is equipped between a second cooling fin, through-hole, the second cooling fin are connected to the fourth annular water channel, and described first is cold
But several through-holes are equipped between fin and the second cooling fin, through-hole is connected to the third water annulus, the third protrusion
Portion is equipped with several through-holes, and through-hole is circumferentially evenly arranged on third protrusion.
2. improved hub mold according to claim 1, it is characterised in that the first connecting portion and the first recessed portion
It is five, corresponding, the second connecting portion and the second recessed portion are set as five.
3. improved hub mold according to claim 1, it is characterised in that the material of the die ontology uses H13
Steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711072438.0A CN109746399A (en) | 2017-11-04 | 2017-11-04 | Improved hub mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711072438.0A CN109746399A (en) | 2017-11-04 | 2017-11-04 | Improved hub mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109746399A true CN109746399A (en) | 2019-05-14 |
Family
ID=66399395
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711072438.0A Pending CN109746399A (en) | 2017-11-04 | 2017-11-04 | Improved hub mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109746399A (en) |
-
2017
- 2017-11-04 CN CN201711072438.0A patent/CN109746399A/en active Pending
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20190514 |