CN108465784A - One kind being used for corner fittings precoated sand arenaceous shell shell core die - Google Patents
One kind being used for corner fittings precoated sand arenaceous shell shell core die Download PDFInfo
- Publication number
- CN108465784A CN108465784A CN201810547025.1A CN201810547025A CN108465784A CN 108465784 A CN108465784 A CN 108465784A CN 201810547025 A CN201810547025 A CN 201810547025A CN 108465784 A CN108465784 A CN 108465784A
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- CN
- China
- Prior art keywords
- shell core
- shell
- die
- mold
- corner fittings
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C15/00—Moulding machines characterised by the compacting mechanism; Accessories therefor
- B22C15/23—Compacting by gas pressure or vacuum
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/10—Cores; Manufacture or installation of cores
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Moulds, Cores, Or Mandrels (AREA)
Abstract
The invention discloses one kind being used for corner fittings precoated sand arenaceous shell shell core die, the mold includes upper mold and lower mold, the upper mold and lower mold surround the shell core type vessel to form multiple distributions symmetrical above and below, what the shell core type vessel of setting symmetrical above and below offered that direction is away from each other penetrates Sha Kou, it is die joint between shell core type vessel symmetrical above and below, the die joint of the upper mold is connected by long striped groove with interspersed engage of strip protrusion with the die joint of the lower mold, and the long striped groove and strip protrusion penetrating between sand mouth set on setting symmetrical above and below.Shell core die is improved, between sand mouth is penetrated on two sides, metal sealing is set, high pressure gas isolating seal effectively is carried out to two independent cavities, while gas vent is set, high pressure gas is effectively discharged out mold.It is not interfere with each other when penetrating sand, makes shell core uniform wall thickness, the requirement of not punching when meeting cast.
Description
Technical field
The invention belongs to container angle device fields, more particularly to one kind being used for corner fittings precoated sand arenaceous shell shell core die.
Background technology
Container angle is also known as case angle, hangs angle, is used primarily in each corner of container, the lifting of container, carrying,
It fixed, pile and fastens in solid operation and all plays key effect.Container is used for marine shipping inlet and outlet and domestic overland transport, angle
Part is the key fitment on container, for container lifting and tie up, since the temperature difference of ocean all over the world is big and sea
On jolt big etc., corner fittings military service operating mode is severe, and the performance requirement of diagonal is very strict.
The production formative technology of corner fittings is precoated sand core shooting technique, one case cast, four corner fittings, in long-term production practices
In, there are following problems：When casting and pouring, molten steel penetrates shell core and forms corner fittings waste product.And cause the main original of the above problem
Because being：Shell core die is that sand is penetrated on a mould two sides, and when penetrating sand on one side, the high pressure gas for penetrating sand passes through the gap (mold of die joint
Temperature distortion etc. causes) forceful impacts have been carried out to the shell core in the inner cavity of opposite, cause the precoated sand of impact position to fall off, wall thickness
It is thinned.
Invention content
To solve the above-mentioned problems, the present invention provides one kind being used for corner fittings precoated sand arenaceous shell shell core die, can be effective
Solve the above problem of the existing technology.
To achieve the goals above, the present invention provides following technical schemes：One kind being used for corner fittings precoated sand arenaceous shell shell core
Mold, the mold include upper mold and lower mold, and the upper mold and lower mold surround to form multiple distributions symmetrical above and below
Shell core type vessel, what the shell core type vessel of setting symmetrical above and below offered that direction is away from each other penetrates Sha Kou, shell core type symmetrical above and below
It is die joint between vessel, the upper mold is worn by the long striped groove on die joint with strip protrusion with the lower mold
Slotting engagement is connected, and the long striped groove and strip protrusion penetrating between sand mouth set on setting symmetrical above and below.
Further, it is equipped with one group of long strip projected parts between each group of shell core type vessel symmetrical above and below and strip is recessed
Slot.
Further, the die joint of the upper mold and lower mold is equipped with one group of long strip projected parts and long striped groove.
Further, the die joint of the upper mold is equipped with long striped groove, and the die joint of the lower mold is equipped with
The strip protrusion to match with long striped groove shape.
Further, the die joint of the lower mold is equipped with long striped groove, and the die joint of the upper mold is equipped with
The strip protrusion to match with long striped groove shape.
Further, the cross section of the long striped groove and the cross section of strip protrusion are ellipse.
Further, the die joint of the lower mold is equipped with the gas vent being connected with the external world.
Further, the gas vent being connected with the external world is equipped between strip protrusion.
Further, the upper mold and lower mold surround the shell core type vessel to form 2 groups of distributions symmetrical above and below, and 2 groups
It is respectively equipped with one group of long strip projected parts and long striped groove between the shell core type vessel of distribution symmetrical above and below.
Compared with prior art, the beneficial effects of the invention are as follows：
(1) it is penetrated on the die joint between sand mouth the two of setting symmetrical above and below and strip protrusion and long striped groove is set,
Strip protrusion and long striped groove form metal sealing, can avoid by penetrate sand mouth enter the high pressure gas of shell core type vessel into
Entering in its symmetrical shell core type vessel, each shell core type vessel can be made to become independence cavity, when high injection sand, does not interfere with each other, from
And the high pressure gas for penetrating sand is avoided to cause impact to the shell core of opposite inner cavity and cause precoated sand to fall off, wall thickness reduction.
(2) high pressure gas can be effectively discharged out mold by the setting of gas vent.
(3) shell core die is improved, between sand mouth is penetrated on two sides, metal sealing is set, effectively to two independences
Cavity carries out high pressure gas isolating seal, while gas vent is arranged, and high pressure gas is effectively discharged out mold.Mutually not when penetrating sand
Interference makes shell core uniform wall thickness, the requirement of not punching when meeting cast.
Description of the drawings
Fig. 1 is the longitudinal cross-section structural schematic diagram provided by the present invention for corner fittings precoated sand arenaceous shell shell core die；
Fig. 2 is upper die structure schematic diagram；
Fig. 3 is upper mold lateral cross section structural schematic diagram；
Fig. 4 is lower die structure schematic diagram；
Fig. 5 is lower mold lateral cross section structural schematic diagram；
Reference sign：
Upper mold 1, lower mold 2, shell core type vessel 3, penetrate sand mouth 4, die joint 5, long striped groove 6, strip protrusion 7,
Gas vent 8.
Specific implementation mode
It should be noted that in the absence of conflict, the feature in embodiment and embodiment in the present invention can phase
Mutually combination.
In the description of the present invention, it is to be understood that, term "center", " longitudinal direction ", " transverse direction ", "upper", "lower",
The orientation or positional relationship of the instructions such as "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is
It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of description of the present invention and simplification of the description, rather than instruction or dark
Show that signified device or element must have a particular orientation, with specific azimuth configuration and operation, therefore should not be understood as pair
The limitation of the present invention.In addition, term " first ", " second " etc. are used for description purposes only, it is not understood to indicate or imply phase
To importance or implicitly indicate the quantity of indicated technical characteristic.The feature for defining " first ", " second " etc. as a result, can
To express or implicitly include one or more this feature.In the description of the present invention, unless otherwise indicated, " multiple "
It is meant that two or more.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
Can also be electrical connection to be mechanical connection；It can be directly connected, can also indirectly connected through an intermediary, Ke Yishi
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood by concrete condition
Concrete meaning in the present invention.
One kind being used for corner fittings precoated sand arenaceous shell shell core die, and the mold includes upper mold 1 and lower mold 2, the upper mold
Tool 1 and lower mold 2 surround the shell core type vessel 3 to form multiple distributions symmetrical above and below, and the shell core type vessel 3 of setting symmetrical above and below is opened
Penetrate sand mouth 4 equipped with what direction was away from each other, be die joint 5 between shell core type vessel 3 symmetrical above and below, the upper mold 1 with it is described
Lower mold 2 is connected by the long striped groove 6 on die joint with interspersed engage of strip protrusion 7, and the long striped groove 6
And 7 penetrating between sand mouth 4 set on setting symmetrical above and below of strip protrusion.In conjunction with Fig. 1, the two of setting symmetrical above and below penetrate sand mouth it
Between die joint on setting strip protrusion and long striped groove, strip protrusion and long striped groove form metal sealing, can
Avoid passing through penetrate sand mouth enter shell core type vessel high pressure gas enter its symmetrical shell core type vessel in, each shell core type can be made
Vessel becomes independence cavity, and when high injection sand does not interfere with each other, to avoid penetrating shell core of the high pressure gas to opposite inner cavity of sand
It causes to strike and cause precoated sand to fall off, wall thickness reduction.
In conjunction with shown in Fig. 1-Fig. 5, one group of 7 He of long strip projected parts is equipped between each group of shell core type vessel 3 symmetrical above and below
Long striped groove 6.Metal sealing is formed per group leader's strip projected parts and long striped groove, is avoided passing through and is penetrated sand mouth and enter shell core type appearance
The high pressure gas of chamber enters in its symmetrical shell core type vessel, and each shell core type vessel is made to become independence cavity.
In the present embodiment, one group of 7 He of long strip projected parts can be equipped on the die joint of the upper mold 1 and lower mold 2
Long striped groove 6.Strip protrusion and long striped groove form metal sealing, can make the shell core type vessel of setting symmetrical above and below at
For independent cavity, interact when avoiding penetrating sand.
In conjunction with Fig. 3 and Fig. 5, in the present embodiment, long striped groove 6 can be equipped on the die joint of upper mold 1, under
The die joint of mold 2 is equipped with the strip protrusion 7 to match with 6 shape of long striped groove；Mould can also be divided in lower mold 2
Face is equipped with long striped groove 6, and it is convex that the strip to match with 6 shape of long striped groove is equipped on the die joint of upper mold 1
Play 7.
As the preferred of above-described embodiment, the cross section of the cross section of the long striped groove 6 and the strip protrusion 7
For ellipse or rectangle.It is preferred that ellipse.
As the preferred of above-described embodiment, the gas vent being connected with the external world can be equipped on the die joint of lower mold 2
8.High pressure gas can be effectively discharged out mold by the setting of gas vent 8.It can also be equipped between strip protrusion 7 and be connected with extraneous
Logical gas vent 8.High pressure gas is discharged by gas vent, and the high pressure gas for penetrating sand is avoided to cause to strike to the shell core of opposite inner cavity
And precoated sand is caused to fall off, wall thickness reduction.
As a preferred embodiment of the above technical solution, the upper mold 1 and lower mold 2 surround to form 2 groups of distributions symmetrical above and below
Shell core type vessel 3, and it is respectively equipped with one group of long strip projected parts 7 between the shell core type vessel 3 of 2 groups of distributions symmetrical above and below and strip is recessed
Slot 6.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
With within principle, any modification, equivalent replacement, improvement and so on should all be included in the protection scope of the present invention god.
Claims (9)
1. one kind being used for corner fittings precoated sand arenaceous shell shell core die, it is characterised in that：The mold includes upper mold and lower mold, institute
It states upper mold and lower mold surrounds the shell core type vessel to form multiple distributions symmetrical above and below, the shell core type vessel of setting symmetrical above and below
Offer the Sha Kou that penetrates that direction is away from each other, be die joint between shell core type vessel symmetrical above and below, the upper mold with it is described under
Mold is connected by the long striped groove on die joint with interspersed engage of strip protrusion, and the long striped groove and strip
Shape protrusion is penetrated set on setting symmetrical above and below between sand mouth.
2. according to claim 1 a kind of for corner fittings precoated sand arenaceous shell shell core die, it is characterised in that：About each group
It is equipped with one group of long strip projected parts and long striped groove between symmetrical shell core type vessel.
3. according to claim 1 a kind of for corner fittings precoated sand arenaceous shell shell core die, it is characterised in that：The upper mold
It is equipped with one group of long strip projected parts and long striped groove with the die joint of lower mold.
4. according to claim 2 or 3 a kind of for corner fittings precoated sand arenaceous shell shell core die, it is characterised in that：On described
The die joint of mold is equipped with long striped groove, and the die joint of the lower mold is equipped with to match with long striped groove shape
Strip protrusion.
5. according to claim 2 or 3 a kind of for corner fittings precoated sand arenaceous shell shell core die, it is characterised in that：Under described
The die joint of mold is equipped with long striped groove, and the die joint of the upper mold is equipped with to match with long striped groove shape
Strip protrusion.
6. according to claim 1 a kind of for corner fittings precoated sand arenaceous shell shell core die, it is characterised in that：The strip
The cross section of groove and the cross section of strip protrusion are ellipse.
7. one kind according to one in claims 1 to 3 is used for corner fittings precoated sand arenaceous shell shell core die, feature exists
In：The die joint of the lower mold is equipped with the gas vent being connected with the external world.
8. according to claim 2 a kind of for corner fittings precoated sand arenaceous shell shell core die, it is characterised in that：Strip protrusion
Between be equipped with the gas vent that is connected with the external world.
9. according to claim 2 a kind of for corner fittings precoated sand arenaceous shell shell core die, it is characterised in that：The upper mold
The shell core type vessel to form 2 groups of distributions symmetrical above and below is surrounded with lower mold, and is divided between the shell core type vessel of 2 groups of distributions symmetrical above and below
It She You not one group of long strip projected parts and long striped groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810547025.1A CN108465784A (en) | 2018-05-31 | 2018-05-31 | One kind being used for corner fittings precoated sand arenaceous shell shell core die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810547025.1A CN108465784A (en) | 2018-05-31 | 2018-05-31 | One kind being used for corner fittings precoated sand arenaceous shell shell core die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108465784A true CN108465784A (en) | 2018-08-31 |
Family
ID=63260680
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810547025.1A Pending CN108465784A (en) | 2018-05-31 | 2018-05-31 | One kind being used for corner fittings precoated sand arenaceous shell shell core die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108465784A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109175234A (en) * | 2018-11-23 | 2019-01-11 | 禹州市昆仑模具有限公司 | A kind of keeper precoated sand mold |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109175234A (en) * | 2018-11-23 | 2019-01-11 | 禹州市昆仑模具有限公司 | A kind of keeper precoated sand mold |
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