CN205763758U - A kind of anti-flying expects mould - Google Patents
A kind of anti-flying expects mould Download PDFInfo
- Publication number
- CN205763758U CN205763758U CN201620745896.0U CN201620745896U CN205763758U CN 205763758 U CN205763758 U CN 205763758U CN 201620745896 U CN201620745896 U CN 201620745896U CN 205763758 U CN205763758 U CN 205763758U
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- China
- Prior art keywords
- collection air
- sprue gate
- flying
- cover half
- air flue
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Abstract
A kind of anti-flying expects mould, including dynamic model, cover half, is provided with the sprue gate for cast in dynamic model, and sprue gate is communicated with die cavity, and the passage at sprue gate is set to flat, and the Vertical Channel inwall at this sprue gate is equipped with aerofluxus muscle；The edge of die cavity encloses and is provided with boss, is provided with the groove that the height with boss is adaptive at cover half upper surface correspondence die cavity and lug boss position；Collection air flue is provided through some pneumatic troughs, and dynamic model correspondence pneumatic trough position is provided with the pneumatic trough projection adaptive with pneumatic trough.The beneficial effects of the utility model: by the passage at sprue gate is set to flat, the Vertical Channel inwall at this sprue gate are provided with and are equipped with aerofluxus muscle, decrease the gas in the fused solution entered in die cavity；It is provided with boss, it is ensured that gas is buffered when entering the tributary exhaust duct of cover half upper surface by being enclosed at the edge of die cavity；By collection air flue is provided through some pneumatic troughs so that do not have overlap at collection air passage outlet during die casting and fly the phenomenon of material.
Description
Technical field
This utility model relates to die casting field, is specifically related to a kind of anti-flying and expects mould.
Background technology
Compression mod usually can be divided into: metal, the big class of nonmetal (rubber, plastics) two, elder generation's matched moulds, pressure during compression mod work
Casting, die sinking, mould its joint close after matched moulds the most all compares sealing, for needing water flowing cold in the type shape sized mold of stable prod
But, during production, raw material is pressed into die cavity from die casting mouth, and material temperature is high now to have air to add in die cavity, it may appear that gas is splashed and risen
Such as aerofluxus not in time, because gas occupies mold cavity space, product can occur that product lacks the defects such as material, so compression mod have to set
Air discharge duct.
Gas in mould not only includes the air in die cavity, also includes the decomposition gas that the air in runner and melt produce
Body.When die casting, these gases all should be discharged smoothly, if aerofluxus deficiency can cause, work piece surface profile is unclear, it is tired to fill
Difficulty or local overlap, produce burnt trace, and can reduce filling mold speed, extend molding cycle on surface time serious.
At present, existing die casting mainly arranges, in the place of foundry goods volume gas, the concentration exhaust block that similar washboard is the same
It is exhausted, but conventional washboard template air discharge duct quality of fit is low, make difficulty, use overlap to fly to expect the most, and
On the corner use the smooth setting of arc with the existing tributary exhaust duct concentrating exhaust block to connect, molten metal bath is by propping up
During stream exhaust duct, resistance is less, and flow velocity is very fast, and therefore when molten metal bath arrives at concentration exhaust duct, pressure is bigger so that collection
Middle exhaust duct easily produces and flies material.In sum, a kind of gas effectively prevented in mould how is provided to enter tributary aerofluxus
During road, pressure smooths, and the exhaust block quality of fit of air vent is good simultaneously, and gas will not produce the situation flying to expect after discharging be current
Those skilled in the art's urgent problem.
Summary of the invention
The deficiency existed for prior art, the purpose of this utility model is to provide a kind of anti-flying and expects mould, its structure letter
The projection single, air vent matches and the quality of fit of groove are high, and can guarantee that gas obtains when entering tributary exhaust duct
Will not produce after discharging to buffering and fly material.
For reaching above-mentioned purpose, this utility model is achieved through the following technical solutions.
A kind of anti-flying expects mould, including dynamic model, cover half, is provided with the sprue gate for cast in dynamic model, and sprue gate connects
Having die cavity, cover half to be provided with the core adaptive with die cavity, this cover half is provided with some air discharge ducts communicated with core, and each air discharge duct divides
Not being communicated with tributary exhaust duct, each tributary exhaust duct intersection is communicated with collection air flue, and collection air flue runs through and extends cover half, sprue gate
Passage be set to flat, the Vertical Channel inwall at this sprue gate is equipped with aerofluxus muscle；The edge of die cavity enclose be provided with convex
Platform, is provided with the groove that the height with boss is adaptive at cover half upper surface correspondence die cavity and lug boss position, core is located at groove-bottom
End face；Collection air flue is provided through some pneumatic troughs, and dynamic model correspondence pneumatic trough position is provided with the gas collection adaptive with pneumatic trough
Geosynclinal convex block.
Preferably, the cross-sectional width of the Vertical Channel at sprue gate is 3mm.
Preferably, when the length-width ratio of the Vertical Channel at sprue gate is set to 4:1, the height of boss is set to 8mm.
Preferably, when the length-width ratio of the Vertical Channel at sprue gate is set to 3:1, the height of boss is set to
10mm。
Preferably, aerofluxus muscle is that cross arrangement is in the Vertical Channel inwall at sprue gate.
Preferably, tributary exhaust duct extends to cover half upper surface along groove inner wall.
Preferably, collection air flue includes collection air flue entrance and collection air passage outlet, and collection air flue entrance is arranged with tributary
Intersection's connection of air flue, collection air passage outlet runs through and extends cover half；The degree of depth of collection air flue entrance is deeper than collection air passage outlet.
Preferably, when the degree of depth of collection air flue entrance is set to 1.2mm, the degree of depth of collection air passage outlet is set to
0.12mm。
Preferably, pneumatic trough is setting arranged in parallel.
The beneficial effects of the utility model are:
The first, by the passage at sprue gate is set to flat, the Vertical Channel inwall at this sprue gate is provided with paving
It is provided with aerofluxus muscle；Reduce the gas in the fused solution entered in die cavity；
The second, it is provided with boss by being enclosed at the edge of die cavity, sets at cover half upper surface correspondence die cavity and lug boss position
Being equipped with the groove that height with boss is adaptive, core is located at groove-bottom end face so that before gas first by tributary exhaust duct along groove
Inwall extends up entrance cover half upper surface, it is ensured that gas is buffered when entering the tributary exhaust duct of cover half upper surface；
3rd, by collection air flue is provided through some pneumatic troughs, dynamic model correspondence pneumatic trough position is provided with and collects
The pneumatic trough projection that air drain is adaptive so that dynamic, cover half two ratio of precision of its faying face cooperation after matched moulds preferably, is collecting during die casting
Air passage outlet does not haves overlap and flies the phenomenon of material.
Accompanying drawing explanation
Below with accompanying drawing, this utility model is further described, but the embodiment in accompanying drawing is not constituted this
Any restriction of utility model.
Fig. 1 is sectional view of the present utility model.
Fig. 2 is cover half top view of the present utility model.
Fig. 3 is dynamic model top view of the present utility model.
Fig. 4 is fixed mould structure figure of the present utility model.
Fig. 5 is dynamic model structure chart of the present utility model.
In figure: dynamic model 1, cover half 2, sprue gate 3, aerofluxus muscle 31, die cavity 4, core 41, boss 5, groove 51, gas collection geosynclinal convex
Block 6, pneumatic trough 61, air discharge duct 8, tributary exhaust duct 81, collection air flue 9, collection air flue entrance 91, collection air passage outlet 92.
Detailed description of the invention
With embodiment, the technical solution of the utility model is illustrated below in conjunction with the accompanying drawings.
With reference to shown in Fig. 1, Fig. 2, Fig. 3, Fig. 4, a kind of anti-flying expects mould, including dynamic model 1, cover half 2, is provided with in dynamic model 1
For the sprue gate 3 of cast, sprue gate 3 is communicated with die cavity 4, and cover half 2 is provided with and the core 41 of die cavity 4 adaptation, and this cover half 2 sets
Having some air discharge ducts 8 communicated with core 41, each air discharge duct 8 has been respectively communicated with tributary exhaust duct 81, and each tributary exhaust duct 81 is handed over
Being communicated with collection air flue 9 at remittance, collection air flue 9 runs through and extends cover half 2, and the passage at sprue gate 3 is set to flat, this sprue gate 3
Vertical Channel inwall on be equipped with aerofluxus muscle 31；The edge of die cavity 4 encloses and is provided with boss 5, cover half 2 upper surface correspondence die cavity 4
And boss 5 position is provided with the groove 51 that the height with boss 5 is adaptive, core 41 is located at groove 51 bottom face；Collection air flue 9 passes through
Wearing and be equipped with some pneumatic troughs 61, corresponding pneumatic trough 61 position of dynamic model 1 is provided with and the pneumatic trough projection of pneumatic trough 61 adaptation
6。
This aerofluxus muscle 31 is that cross arrangement is in the Vertical Channel inwall at sprue gate 3.Tributary exhaust duct 81 prolongs along groove inner wall
Extend cover half 2 upper surface.Collection air flue 9 includes collection air flue entrance 91 and collection air passage outlet 92, collection air flue entrance 91 and tributary
Intersection's connection of exhaust duct 81, this collection air passage outlet 92 runs through and extends cover half 2；The degree of depth of collection air flue entrance 91 is deeper than gas collection
Road outlet 92.Pneumatic trough 61 is setting arranged in parallel.The setting of said structure, dynamic model 1 down mould 2-in-1 with cover half when,
The boss 5 of dynamic model 1 inserts in the groove 51 with cover half 2, and the core 41 being located at groove 51 bottom face accordingly stretches into shape in die cavity
Become the model space, meanwhile, because the Guan Bi of dynamic model 1 and cover half 2, boss 5 with extend to cover half 2 upper surface along groove 51 inwall
Tributary exhaust duct 81 Guan Bi forms the tributary exhaust duct 81 of vertical direction, for ensureing that gas is entering propping up of cover half 2 upper surface
Buffered during stream exhaust duct 81, in the pneumatic trough projection 6 on corresponding dynamic model 1 is pressed into pneumatic trough 61 and leave for filtering
Gap because the adaptation of projection 6 and pneumatic trough 61 leaves gap, projection 6 is formed with pneumatic trough 61 and filters road, so with molten
Melt the gas of molten metal, under the stop of projection 6, form the passage for filtering, the mould of the model space formed after Guan Bi,
The mould when die casting, because under the buffering of tributary exhaust duct 81 and the filtration filtering road that formed with pneumatic trough 61 of projection 6, makes
Do not have overlap at collection air passage outlet 92 expellant gas when obtaining die casting and fly the phenomenon of material.
In order to improve the filter effect in collection air flue 9 of the gas with molten metal bath, the degree of depth of collection air flue entrance 91
When being set to 1.2mm, the degree of depth of collection air passage outlet 92 is set to 0.12mm.
In order to improve the utilization rate of cast fused solution, reduce the consumption of power source, meet the demand of production, water
The cross-sectional width of the Vertical Channel of geat is 3mm, when the length-width ratio of the Vertical Channel at sprue gate 3 is set to 4:1, and boss 5
Height be set to 8mm.When the length-width ratio of the Vertical Channel at sprue gate 3 is set to 3:1, the height of boss 5 is set to 10mm.
Press casting procedure of the present utility model is:
After dynamic model 1 and the 2-in-1 mould of cover half, the fused solution of cast is injected in die cavity 4 by sprue gate 3, because the passage at sprue gate 3
It is set to flat, during casting, owing to cast channel thickness reduces, in the case of not affecting casting, decreases fused solution
Setting time, thus shorten the whole casting cycle time, the most again because cross arrangement is in the Vertical Channel inwall at sprue gate
The scavenging action of aerofluxus muscle 31, decrease the gas of fused solution in press-in die cavity 4 until fused solution is full of whole die cavity 4,
In gas in die cavity 4 enters each air discharge duct 8, at the tributary exhaust duct 81 being connected with air discharge duct 8 simultaneously because boss 5 with
The Guan Bi of groove 51 so that extend to the tributary exhaust duct 81 of cover half 2 upper surface at inwall and form the tributary aerofluxus of vertical direction
Road 81, it is ensured that gas gas in air discharge duct 8 is pressed into each bar tributary exhaust duct 81, in the tributary of press-in cover half 2 upper surface
Buffered during exhaust duct 81.When the gas in each tributary exhaust duct 81 crosses press-in collection air flue 9, owing to collection air flue 9 runs through
The adaptation of pneumatic trough 61 and projection 6 leave gap so that projection 6 is formed with pneumatic trough 61 and filters road, so with melted gold
Belong to the gas of liquid, under the stop of projection 6, in staying pneumatic trough 61, because the degree of depth of collection air flue entrance 91 is set to 1.2mm
Time, the degree of depth of collection air passage outlet 92 is set to 0.12mm so that enter the gas with fused solution of collection air flue entrance 91 at collection
Extruded, because fused solution is clamp-oned pneumatic trough 61 by gas under the effect of pressure between air flue entrance 91 and collection air passage outlet 92
In, it is to avoid expellant gas does not haves overlap and flies the phenomenon of material.
Above-described embodiment is only that of the present utility model ultimate principle, principal character and advantage have been shown and described.The industry
Skilled person will appreciate that, this utility model is not restricted to the described embodiments, described in above-described embodiment and description
Principle of the present utility model is simply described, on the premise of without departing from this utility model spirit and scope, this utility model also can
Having various changes and modifications, these changes and improvements both fall within claimed this utility model scope.
Claims (9)
1. anti-flying expects a mould, including dynamic model (1), cover half (2), is provided with the sprue gate for cast in described dynamic model (1)
(3), described sprue gate (3) are communicated with die cavity (4), and described cover half (2) is provided with the core (41) adaptive with die cavity (4), and this is fixed
Mould (2) is provided with some air discharge ducts (8) communicated with core (41), and described each air discharge duct (8) has been respectively communicated with tributary exhaust duct
(81), described each tributary exhaust duct (81) intersection is communicated with collection air flue (9), and described collection air flue (9) is run through and extended cover half
(2), it is characterised in that: the passage of described sprue gate (3) is set to flat, the Vertical Channel inwall upper berth of this sprue gate (3)
It is provided with aerofluxus muscle (31)；The edge of described die cavity (4) encloses and is provided with boss (5), described cover half (2) upper surface correspondence die cavity (4)
And boss (5) position is provided with the groove (51) that the height with boss (5) is adaptive, described core (41) is located at groove (51) end
End face；Described collection air flue (9) is provided through some pneumatic troughs (61), and corresponding pneumatic trough (61) position of described dynamic model (1) sets
It is equipped with the pneumatic trough projection (6) adaptive with pneumatic trough (61).
Anti-the flying of one the most according to claim 1 expects mould, it is characterised in that: the Vertical Channel of described sprue gate (3)
Cross-sectional width is 3mm.
Anti-the flying of one the most according to claim 1 expects mould, it is characterised in that: the Vertical Channel of described sprue gate (3)
When length-width ratio is set to 4:1, the height of described boss (5) is set to 8mm.
Anti-the flying of one the most according to claim 1 expects mould, it is characterised in that: the Vertical Channel of described sprue gate (3)
When length-width ratio is set to 3:1, the height of described boss (5) is set to 10mm.
Anti-the flying of one the most according to claim 1 expects mould, it is characterised in that: described aerofluxus muscle (31) be cross arrangement in
The Vertical Channel inwall at sprue gate (3).
Anti-the flying of one the most according to claim 1 expects mould, it is characterised in that: described tributary exhaust duct (81) is along groove
Wall extends to cover half (2) upper surface.
Anti-the flying of one the most according to claim 1 expects mould, it is characterised in that: described collection air flue (9) includes collection air flue
Entrance (91) and collection air passage outlet (92), described collection air flue entrance (91) connects with the intersection of tributary exhaust duct (81), institute
State collection air passage outlet (92) to run through and extend cover half (2)；The degree of depth of described collection air flue entrance (91) is deeper than collection air passage outlet (92).
Anti-the flying of one the most according to claim 6 expects mould, it is characterised in that: the degree of depth of described collection air flue entrance (91) sets
When being set to 1.2mm, the degree of depth of collection air passage outlet (92) is set to 0.12mm.
Anti-the flying of one the most according to claim 1 expects mould, it is characterised in that: described pneumatic trough (61) is arranged in parallel setting
Put.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620745896.0U CN205763758U (en) | 2016-07-13 | 2016-07-13 | A kind of anti-flying expects mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620745896.0U CN205763758U (en) | 2016-07-13 | 2016-07-13 | A kind of anti-flying expects mould |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205763758U true CN205763758U (en) | 2016-12-07 |
Family
ID=58123205
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620745896.0U Expired - Fee Related CN205763758U (en) | 2016-07-13 | 2016-07-13 | A kind of anti-flying expects mould |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205763758U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108031816A (en) * | 2017-12-21 | 2018-05-15 | 宁波辉旺机械有限公司 | A kind of anti-race aluminium air discharging structure for mould |
| CN111922315A (en) * | 2020-08-28 | 2020-11-13 | 湛江德利车辆部件有限公司 | Method for checking reason of die flying |
| CN112024827A (en) * | 2020-08-26 | 2020-12-04 | 北京辉德商贸有限公司 | Casting mould convenient for material injection |
-
2016
- 2016-07-13 CN CN201620745896.0U patent/CN205763758U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108031816A (en) * | 2017-12-21 | 2018-05-15 | 宁波辉旺机械有限公司 | A kind of anti-race aluminium air discharging structure for mould |
| CN108031816B (en) * | 2017-12-21 | 2024-05-10 | 浙江辉旺机械科技股份有限公司 | Aluminum leakage preventing exhaust passage structure for die |
| CN112024827A (en) * | 2020-08-26 | 2020-12-04 | 北京辉德商贸有限公司 | Casting mould convenient for material injection |
| CN111922315A (en) * | 2020-08-28 | 2020-11-13 | 湛江德利车辆部件有限公司 | Method for checking reason of die flying |
| CN111922315B (en) * | 2020-08-28 | 2022-02-01 | 湛江德利车辆部件有限公司 | Method for checking reason of die flying |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161207 Termination date: 20180713 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |