CN107486547A - exhaust block and die assembly - Google Patents
exhaust block and die assembly Download PDFInfo
- Publication number
- CN107486547A CN107486547A CN201710927001.4A CN201710927001A CN107486547A CN 107486547 A CN107486547 A CN 107486547A CN 201710927001 A CN201710927001 A CN 201710927001A CN 107486547 A CN107486547 A CN 107486547A
- Authority
- CN
- China
- Prior art keywords
- briquetting
- demoulding
- groove
- projected parts
- strip projected
- 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.)
- Granted
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- 229910000838 Al alloy Inorganic materials 0.000 claims abstract description 19
- 238000005452 bending Methods 0.000 claims abstract description 19
- 239000007788 liquid Substances 0.000 claims description 20
- 238000005266 casting Methods 0.000 claims description 16
- 238000001816 cooling Methods 0.000 claims description 16
- 230000037361 pathway Effects 0.000 claims description 13
- 230000007246 mechanism Effects 0.000 claims description 9
- 239000002826 coolant Substances 0.000 claims description 7
- 238000007711 solidification Methods 0.000 claims description 4
- 230000008023 solidification Effects 0.000 claims description 4
- 238000007598 dipping method Methods 0.000 claims description 3
- 238000010943 off-gassing Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 8
- 230000008569 process Effects 0.000 abstract description 6
- 238000002347 injection Methods 0.000 abstract description 5
- 239000007924 injection Substances 0.000 abstract description 5
- 238000004512 die casting Methods 0.000 abstract description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 19
- 239000004411 aluminium Substances 0.000 description 14
- 229910052782 aluminium Inorganic materials 0.000 description 14
- 230000000694 effects Effects 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 239000002893 slag Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000008719 thickening Effects 0.000 description 1
- GPRLSGONYQIRFK-MNYXATJNSA-N triton Chemical compound [3H+] GPRLSGONYQIRFK-MNYXATJNSA-N 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D17/00—Pressure die casting or injection die casting, i.e. casting in which the metal is forced into a mould under high pressure
- B22D17/20—Accessories: Details
- B22D17/22—Dies; Die plates; Die supports; Cooling equipment for dies; Accessories for loosening and ejecting castings from dies
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D17/00—Pressure die casting or injection die casting, i.e. casting in which the metal is forced into a mould under high pressure
- B22D17/20—Accessories: Details
- B22D17/22—Dies; Die plates; Die supports; Cooling equipment for dies; Accessories for loosening and ejecting castings from dies
- B22D17/2236—Equipment for loosening or ejecting castings from dies
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Exhaust Silencers (AREA)
Abstract
The invention provides a kind of exhaust block and die assembly, it is related to the technical field of die casting, the exhaust block includes the first briquetting and the second briquetting, along the length direction of the first briquetting, the upper surface of first briquetting is provided with strip projected parts, groove corresponding with strip projected parts is provided with the second briquetting, after the first briquetting and the second briquetting fasten, gap between strip projected parts and groove be present, gap forms exhaust passage；Along the width of the strip projected parts, the upper surface of the strip projected parts is provided with curved portions, and the bending direction of curved portions deviates from the upper surface of the first briquetting, can increase the leaving area of mold cavity, improve exhaust efficiency；Along the length direction of strip projected parts, multiple flow-disturbing grooves are arranged at intervals with strip projected parts, it is raised that multiple flow-disturbings corresponding with flow-disturbing groove are arranged at intervals with groove, flow-disturbing groove is raised for increasing stroke of the aluminium alloy on briquetting with flow-disturbing, prevents from occurring in injection process aluminium-plated phenomenon at exhaust block.
Description
Technical field
The present invention relates to the technical field of die casting, more particularly, to a kind of exhaust block and die assembly.
Background technology
Usually, when carrying out Die Casting, if the air or caused due to mould release etc. of mould inside remaining
Gas is rolled into molten metal, then the defects of cast-internal produces stomata will occur.When the exhaust structure of mould does not conform to
When managing and being machined this casting piece, easily occur gas hole defect on cutting face, influence the quality of casting, even have sealing will
Therefore the result of poor sealing can occur for the region asked.In order to reduce because stomata causes scrapping for casting, the exhaust knot of mould
Structure just seems critically important.The exhaust passage of exhaust block connects with the die cavity of mould, and the gas in shaping in die cavity passes through row
The exhaust passage of air parcel is discharged to the outside of mould, and the molten metals such as the aluminium of inflow exhaust block is flowed out it to mold exterior
Before, the cooled and solidified at exhaust block.The castings product effectively discharged thereby, it is possible to obtain the type intracavity gas.
In industrial production, the exhaust apparatus of washboard-type is relatively conventional, can typically meet mold use requirement, produces conjunction
The product of lattice.But the capacity size of this exhaust apparatus depends on the size of exhaustion plate, only sufficiently large exhaustion plate is
Sufficiently large capacity can be produced.This just proposes higher requirement to the casting die of entirety, on the one hand, is arranged using large area
The mould of gas plate, it is framed to need to increase；On the other hand, the casting pressure of press casting procedure rises mould power caused by the exhaustion plate
The clamp force, it is necessary to bigger can be increased, when the mould power that rises is less than clamp force, mould in process of production just will not be in point of mould
The splashing of aluminium liquid is caused on type face, the quality of casting is influenceed and causes danger to operating personnel.
The content of the invention
It is an object of the invention to provide a kind of exhaust block and die assembly, to alleviate existing exhaust apparatus capacity
The low technical problem of efficiency.
Exhaust block provided by the invention, including the first briquetting and the second briquetting, along the length direction of first briquetting, institute
The upper surface for stating the first briquetting is provided with strip projected parts, is provided with second briquetting corresponding with the strip projected parts recessed
Groove, after first briquetting and the second briquetting fasten, gap between the strip projected parts and groove be present, the gap is described
Exhaust block length direction forms exhaust passage；
Along the width of the strip projected parts, the upper surface of the strip projected parts is provided with curved portions, the curved portions
Bending direction deviate from the upper surface of first briquetting, for increasing the leaving area of the exhaust passage, improve exhaust effect
Rate；
Along the length direction of the strip projected parts, multiple flow-disturbing grooves, the groove are arranged at intervals with the strip projected parts
On to be arranged at intervals with multiple corresponding with flow-disturbing groove flow-disturbings raised, the flow-disturbing groove with flow-disturbing is raised is used to increase aluminium alloy
Stroke in exhaust passage.
Further, first briquetting includes demoulding hole, and demoulding bar is provided with the demoulding hole, and the demoulding bar is used
Jacked up in by the casting feedstock of solidification.
Further, first briquetting includes ejecting mechanism, for the demoulding bar to be released into the demoulding hole, and
For accommodating the accommodating chamber of the ejecting mechanism, the accommodating chamber connects with the demoulding hole；
The ejecting mechanism includes release link, push pedal, spring and center-pole, and the release link and demoulding bar are fixed on described
The front of push pedal, the both ends of the spring are connected to the back side of the push pedal and the bottom surface of the accommodating chamber, and the spring is used
In promoting the push pedal, so that the demoulding bar stretches out the demoulding hole；The center-pole is fixed in the accommodating chamber, and is hung down
Directly run through the push pedal, so that the push pedal is slided along the center-pole；
First briquetting includes reset hole, and the reset hole is located at the both sides of the exhaust passage, and the release link is used
When first briquetting and the second briquetting compression, the push pedal is promoted inwardly to move, so that described in demoulding bar retraction
In demoulding hole.
Further, the first jet channel is provided with the demoulding bar, for being connected with source of the gas；First jet is led to
First gas outlet in road is located at the side wall of the demoulding bar, and the opening of first gas outlet is inclined to direction where the push pedal
Tiltedly；
The groove that keeps out the wind corresponding with first gas outlet, the opening of the groove that keeps out the wind are provided with the inwall in the demoulding hole
Direction towards first gas outlet so that the gas sprayed in first gas outlet enter it is described keep out the wind in groove, for will
The demoulding bar ejects the demoulding hole.
Further, the demoulding bar includes bar portion and cap body, the bar portion towards one end of cap body be to the cap body
The first raised circular conical surface of side, cap body are that court deviates from the second raised circular cone of the bar portion direction towards one end of the bar portion
Face, and gap be present between the bar portion and cap body；Be provided with air guide port on first circular conical surface of the bar portion so that gas from
Gap between first circular conical surface and the second circular conical surface is blown out to surrounding.
Further, the end set of the release link has stop configurations, throwing of the release link to the stop configurations
Shadow falls in the stop configurations；The aperture position of the reset hole is provided with backstop groove corresponding with the stop configurations, uses
In preventing described in the end retraction of the release link below the opening of reset hole.
Further, the second jet channel is provided with the release link, second jet channel includes the second outlet
Mouthful, second gas outlet is located at the stop configurations towards the side of the push pedal, and the outlet side of second gas outlet
To vertically outward-dipping.
Further, cooling duct is provided with first briquetting, the cooling duct is used to conduct coolant, so that
The casting feedstock entered between first briquetting and the second briquetting faster dissipated heat and cooled and solidified.
Further, the cooling duct includes the feed pathway set along the first briquetting length direction and goes out liquid and lead to
Road, and multiple bending channels corresponding with the curved portions, the bending channel be arranged at the feed pathway with it is described go out
Between liquid passage, and connected respectively with the feed pathway and liquid outlet channel, the bending channel is used to increase and the exhaust
The heat exchange area of passage.
Die assembly provided by the invention, including above-mentioned exhaust block.
Exhaust block provided by the invention, including the first briquetting and the second briquetting, along the length direction of first briquetting, institute
The upper surface for stating the first briquetting is provided with strip projected parts, is provided with second briquetting corresponding with the strip projected parts recessed
Groove, after first briquetting and the second briquetting fasten, gap between the strip projected parts and groove be present, the gap is described
Exhaust block length direction forms exhaust passage.Along the width of strip projected parts, the upper surface of the strip projected parts is provided with arc
Shape portion, the bending direction of the curved portions deviates from the upper surface of first briquetting, compared to the row of washboard-type in the prior art
Air parcel, because the strip projected parts in the application include curved portions, the effective width of exhaust passage adds, so as to not change
In the case of becoming exhaust block width, the area of exhaust is added, so as to increase the efficiency of exhaust, while will not be produced excessive
Rise mould power, and the hardly installation to mould and use has any impact.Along the length direction of the strip projected parts, the bar
Multiple flow-disturbing grooves are arranged at intervals with shape projection, it is convex that multiple flow-disturbings corresponding with the flow-disturbing groove are arranged at intervals with the groove
Rise, when aluminium alloy is by flow-disturbing groove and flow-disturbing projection position, the setback structure of flow-disturbing groove can make aluminium alloy in advance side
To overturning repeatedly, stroke of the aluminium alloy on briquetting can be increased, aluminium alloy is had the time dissipated heat and cooled and solidified of abundance,
Prevent from occurring in injection process aluminium-plated phenomenon at exhaust block.
Die assembly provided by the invention, including above-mentioned exhaust block, exhaust block include the first briquetting and the second briquetting, edge
The length direction of first briquetting, the upper surface of first briquetting are provided with strip projected parts, set on second briquetting
Have a groove corresponding with the strip projected parts, after first briquetting and the second briquetting fasten, the strip projected parts and groove it
Between gap be present, the gap forms exhaust passage in the exhaust block length direction.It is described along the width of strip projected parts
The upper surface of strip projected parts is provided with curved portions, and the bending direction of the curved portions deviates from the upper surface of first briquetting, phase
Than in the exhaust block of washboard-type in the prior art because the projection in the application includes curved portions, exhaust passage it is effective
Width adds, so that in the case where not changing exhaust block width, the area of exhaust is added, so as to increase the effect of exhaust
Rate, while the excessive mould power that rises will not be produced, the hardly installation to mould and use has any impact.Along the strip
Raised length direction, be arranged at intervals with multiple flow-disturbing grooves on the strip projected parts, be arranged at intervals with the groove it is multiple with
Flow-disturbing corresponding to the flow-disturbing groove is raised, when aluminium alloy is by flow-disturbing groove and flow-disturbing projection position, the setback of flow-disturbing groove
Structure can be such that aluminium alloy is overturn repeatedly in direction of advance, can increase stroke of the aluminium alloy on briquetting, aluminium alloy is had abundance
Time dissipated heat and cooled and solidified, prevent from occurring in injection process aluminium-plated phenomenon at exhaust block.
Brief description of the drawings
, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical scheme of the prior art
The required accompanying drawing used is briefly described in embodiment or description of the prior art, it should be apparent that, in describing below
Accompanying drawing is some embodiments of the present invention, for those of ordinary skill in the art, before creative work is not paid
Put, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the schematic diagram for the exhaust block that the embodiment of the present invention 1 provides；
Fig. 2 is the partial enlarged drawing at location A in Fig. 1；
Fig. 3 is the demoulding hole location sectional view for the exhaust block that the embodiment of the present invention 1 provides；
Fig. 4 is the sectional view of the cooling duct overlook direction for the exhaust block that the embodiment of the present invention 1 provides；
Fig. 5 is the top view of the first briquetting of the exhaust block that the embodiment of the present invention 1 provides；
Fig. 6 is a kind of a kind of cross-sectional view in state left view direction of first briquetting for the exhaust block that the embodiment of the present invention 1 provides；
Fig. 7 is the partial enlarged drawing at B location in Fig. 6；
Fig. 8 is a kind of the transversal of the first briquetting another kind state left view direction for the exhaust block that the embodiment of the present invention 1 provides
Figure；
Fig. 9 is the cross-sectional view in another kind the first briquetting left view direction for the exhaust block that the embodiment of the present invention 1 provides；
Figure 10 is the partial enlarged drawing of location of C in Fig. 9；
Figure 11 is the sectional view in the first briquetting left view direction of the exhaust block that the embodiment of the present invention 2 provides；
Figure 12 is the sectional view of the cooling duct overlook direction for the exhaust block that the embodiment of the present invention 2 provides；
Figure 13 is the sectional view of the cooling duct overlook direction for the exhaust block that the embodiment of the present invention 3 provides.
Icon：The briquettings of 100- first；110- strip projected parts；120- flow-disturbing grooves；130- curved portions；The briquettings of 200- second；
210- grooves；300- cooling ducts；310- bending channels；410- demoulding bars；411- cap bodies；412- air guide ports；420- demouldings hole；
421- keeps out the wind groove；510- release links；511- stop configurations；512- backstop grooves；The jet channels of 513- second；520- push pedals；530-
Spring；The gas outlets of 540- first.
Embodiment
Technical scheme is clearly and completely described below in conjunction with accompanying drawing, it is clear that described implementation
Example is part of the embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, ordinary skill
The every other embodiment that personnel are obtained under the premise of creative work is not made, belongs to the scope of protection of the invention.
In the description of the invention, it is necessary to explanation, such as occur term " " center ", " on ", " under ", "left", "right",
" vertical ", " level ", " interior ", " outer " etc., its orientation indicated or position relationship are to be closed based on orientation shown in the drawings or position
System, it is for only for ease of and describes the present invention and simplify description, rather than indicates or imply that signified device or element must have
Specific orientation, with specific azimuth configuration and operation, therefore be not considered as limiting the invention.In addition, such as there is art
Language " first ", " second ", " the 3rd " are only used for describing purpose, and it is not intended that instruction or hint relative importance.
The invention provides a kind of exhaust block, multiple embodiments is given below the structure of exhaust block provided by the invention is entered
Row is described in detail.
Embodiment 1
As shown in Figure 1-Figure 3, exhaust block provided by the invention, including the first briquetting 100 and the second briquetting 200, along described
The length direction of first briquetting 100, the upper surface of first briquetting 100 are provided with strip projected parts 110, second briquetting
Groove 210 corresponding with the strip projected parts 110 is provided with 200, after the briquetting 200 of the first briquetting 100 and second fastens,
Gap between the strip projected parts 110 and groove 210 be present, the gap forms exhaust in the exhaust block length direction and led to
Road.Along the width of strip projected parts 110, the upper surface of the strip projected parts 110 is provided with curved portions 130, the curved portions
130 bending direction deviates from the upper surface of first briquetting 100, compared to the exhaust block of washboard-type in the prior art, because
Strip projected parts 110 in the application include curved portions 130, so the effective width of exhaust passage adds, so as to not change
In the case of exhaust block width, the area of exhaust is added, so as to increase the efficiency of exhaust, while excessive rise will not be produced
Mould power, the hardly installation to mould and use have any impact.It is described along the length direction of the strip projected parts 110
Multiple flow-disturbing grooves 120 are arranged at intervals with strip projected parts 110, the multiple and flow-disturbing groove is arranged at intervals with the groove 210
Flow-disturbing corresponding to 120 is raised, when aluminium alloy is by flow-disturbing groove 120 and flow-disturbing projection position, the setback knot of flow-disturbing groove 120
Structure can be such that aluminium alloy is overturn repeatedly in direction of advance, can increase stroke of the aluminium alloy on briquetting, make aluminium alloy have abundance when
Between dissipated heat and cooled and solidified, prevent from occurring in injection process aluminium-plated phenomenon at exhaust block.
Curved portions 130 can be multiple, and multiple reclinate curved portions 130 can make the surface shape of strip projected parts 110
Drape, so as to add the top surface area of strip projected parts 110, it is logical that exhaust can be increased in the case where the width of briquetting is certain
The effective width in road, so as to add the leaving area of exhaust block die cavity, improve exhaust efficiency.
As shown in figure 4, in order to accelerate the setting rate of casting feedstock, casting feedstock can be aluminium liquid, first briquetting
Cooling duct 300 is provided with 100, the cooling duct 300 is used to conduct coolant, and coolant can be water, and water is continuous
Flow through cooling duct 300 to cool to the first briquetting 100, so as to absorb aluminium liquid heat, further ensure that aluminium liquid will not splash
Go out outside mould.
In order to be misplaced when preventing the first briquetting 100 and the second briquetting 200 from combining, cause strip projected parts 110 and groove
210 parts stick together, and other part gap is larger.Influence exhaust.The upper surface of first briquetting 100 is provided with fixed
Position block, is provided with locating slot corresponding with the locating piece on second briquetting 200., can after locating slot is combined with locating piece
The combination so that the first briquetting 100 and the second briquetting 200 just align, so as to so that strip projected parts 110 are just matched somebody with somebody with groove 210
Conjunction forms uniform exhaust passage.
Further, be provided with fixing groove on the bottom surface of the briquetting 200 of the first briquetting 100 and second, its be used for
The dynamic model and cover half of mould position fixation respectively, prevent that block structure is vented during Die Casting to be moved on mould.
As shown in Figure 5, it is preferred that, it is necessary to clear up the aluminium flake being set on the first briquetting 100, still after die sinking
Because aluminium flake is close on the first briquetting 100, it is not easy to is peeled off.First briquetting 100 includes demoulding hole 420, the demoulding
Demoulding bar 410 is provided with hole 420, the demoulding bar 410 is used to jack up the casting feedstock of solidification.
Demoulding hole 420 can be through hole, through the aluminium that will can be covered on the first briquetting 100 of demoulding bar 410 of through hole
Film ejects.
As Figure 6-Figure 8, it is preferable that first briquetting 100 can include ejecting mechanism, for by the demoulding bar
410 release the demoulding hole 420, and for accommodating the accommodating chamber of the ejecting mechanism, the accommodating chamber and the demoulding hole
420 connections.The ejecting mechanism can include release link 510, push pedal 520, spring 530 and center-pole, release link 510 and demoulding
The quantity of bar 410 is multiple, and the release link 510 and demoulding bar 410 are fixed on the front of the push pedal 520, and demoulding bar 410 can
To be predominantly located at the front end of the first briquetting 100, the back side and the appearance of the both ends of spring 530 respectively against the push pedal 520
Receive the bottom surface of chamber, spring 530 is in compressive state, and the spring 530 of compression is used to promote the push pedal 520, can make described de-
Film bar 410 stretches out the demoulding hole 420, so as to which aluminium flake be boosted.The center-pole is fixed in the accommodating chamber, and is vertically passed through
The push pedal 520 is worn, the push pedal 520 can be made to be slided along the center-pole, the anti-run-off the straight of thrust plate 520.Described first
Briquetting 100 includes reset hole, and the reset hole is located at the left and right sides of the exhaust passage, when first briquetting 100 and
When two briquettings 200 compress, release link 510 is pressed into reset hole, so as to promote the push pedal 520 inwardly to move, so as to compress
Spring 530, the demoulding bar 410 can be made to retract in the demoulding hole 420, be ready to complete demoulding next time, demoulding bar 410
Stretching and retract all be completely automatic.
Need what is illustrated, in order to clearly check the structure of demoulding bar 410 and demoulding hole 420, in Fig. 6-Fig. 8, demoulding
Certain gap between bar 410 and demoulding hole 420 be present, and the two is close in practice.
Further, can be provided with the first jet channel in the demoulding bar 410, the air inlet of the first jet channel with
Source of the gas connects, and the first gas outlet 540 of first jet channel is located in the side wall on the top of the demoulding bar 410, when de-
When film bar 410 needs to eject demoulding hole 420, jet can be carried out with the sideways groove 421 that keeps out the wind, because interaction force can incite somebody to action
Demoulding bar 410 ejects demoulding hole 420.The opening of first gas outlet 540 tilts to the place direction of push pedal 520, works as aluminium
It is simple to be not enough to release aluminium flake by the elastic force of spring 530 when the adhesion of piece and the first briquetting 100 is too big, because
Gas jet into the groove 421 that keeps out the wind, demoulding bar 410 can be ejected demoulding hole 420, further promote aluminium flake.Go out when first
After gas port 540 is departing from demoulding hole 420, jet can be carried out to the surface of the first briquetting 100, by the surface of the first briquetting 100
Sludge blows winged, prevents disintegrating slag accumulated plugging exhaust passage, so the structure can not only clear up aluminium slag, can also be lifted and pushed away
Power, aluminium film is departed from the surface of the first briquetting 100, kill two birds with one stone.
As shown in Fig. 9-Figure 10, the demoulding bar 410 can include bar portion and cap body 411, and the bar portion is towards cap body 411
One end be to deviate from institute towards one end of the bar portion for court to the first raised circular conical surface of the side of cap body 411, cap body 411
The second raised circular conical surface of bar portion direction is stated, and gap between the bar portion and cap body 411 be present, company can be passed through therebetween
Extension bar is fixedly connected, and air guide port 412 is provided with the first circular conical surface of the bar portion, and gas enters after the ejection of air guide port 412
In the annular air structure formed to the first circular conical surface and the second circular conical surface, gas can be made from first circular conical surface and second
Gap between circular conical surface is blown out to surrounding, and at this moment, gas is blown away towards surrounding, can increase the area of the covering of blowout, so as to
Increase the effect of cleaning.
The end of the release link 510 can be provided with stop configurations 511, and the release link 510 is to the stop configurations
511 projection falls in the stop configurations 511, that is to say, that when stop configurations 511 are cylindrical, stop configurations 511
Diameter is more than the diameter of release link 510.The aperture position of the reset hole is provided with and the 511 corresponding backstop of stop configurations
Groove 512, for preventing described in the end retraction of the release link 510 below the opening of reset hole, by limiting release link 510
Motion, can be prevented in excessive the first briquetting of retraction 100 of release link 510.Because release link 510, push pedal 520 and demoulding bar 410
Three has identical motion state, once so the end of release link 510 is stained with some sludges, when the second briquetting 200
Cause when pushing, release link 510 will cause the also excessive retraction demoulding hole 420 of demoulding bar 410 indirectly by excessive retraction reset hole
In, such aluminium liquid will be flowed into demoulding hole 420, and the inwall after aluminium liquid solidification with demoulding hole 420 produces larger adhesion,
Demoulding bar 410 will be blocked, the smooth ejection of demoulding bar 410 is influenceed, so the position by limiting release link 510, can make to take off
The upper surface of film bar 410 and the flush of the first briquetting 100.
The second jet channel 513 can be provided with the release link 510, second jet channel 513 includes second
Gas outlet, second gas outlet is located at the stop configurations 511 towards the side of the push pedal 520, and second outlet
The outgassing direction of mouth is vertically outward-dipping.On the one hand, the second gas outlet sprays gas, can also increase demoulding bar 410
To the thrust of aluminium film, on the other hand, when cleaning the surface of the first briquetting 100, metal fragment may be blown into only
In retaining groove 512, when stop configurations 511 enter backstop groove 512, the two surface will be unable to be bonded completely, so needing to only
Retaining groove 512 is cleared up, and the effect of the second puff prot is exactly that the impurity in backstop groove 512 blows off.Meanwhile second puff prot
The face combined on first briquetting 100 with the second briquetting 200 can also be cleaned out, prevent the composition surface of the two from can not paste completely
Close, become big thickening " overlap " so as to avoid causing engendering in press casting procedure, exhaust block structure is not pasted
Close.
Embodiment 2
As shown in Figure 11-Figure 12, difference from Example 1 is, increases the arrangement areas of cooling duct 300, can be with
Accelerate the transmission of heat.The cooling duct 300 can include the feed pathway set along the length direction of the first briquetting 100
And liquid outlet channel, and multiple bending channels 310 corresponding with the curved portions 130, the bending channel 310 are located in described
Between feed pathway and the liquid outlet channel, and connected respectively with the feed pathway and liquid outlet channel.Include in feed pathway
Multiple liquid outlets connected with bending channel 310, so as to so that the coolant for entering feed pathway quickly enter it is curved
In triton road 310, each bending channel 310 is corresponding with strip projected parts 110, so as to so that aluminium liquid quickly solidifies.
Embodiment 3
As shown in figure 13, it is with Examples 1 and 2 difference, the cooling duct 300 is included along first briquetting
The feed pathway and liquid outlet channel that 100 length directions are set, and multiple bending channels 310 corresponding with the curved portions 130,
In order to increase the service efficiency of coolant, the multiple bending channel 310 is sequentially communicated, and forms center-aisle, the centre leads to
The water inlet in road connects with feed pathway, and the delivery port of center-aisle connects with the liquid outlet channel, it is different from said structure it
It is in the structure does not have branch road, only a passage, the flow path of coolant is added, so as to fully absorb aluminium
The heat of liquid.
Die assembly provided by the invention, including above-mentioned exhaust block, exhaust block include the first briquetting 100 and the second briquetting
200, along the length direction of first briquetting 100, the upper surface of first briquetting 100 is provided with strip projected parts 110, described
Groove 210 corresponding with the strip projected parts 110, the briquetting of the first briquetting 100 and second are provided with second briquetting 200
After 200 fasten, gap between the strip projected parts 110 and groove 210 be present, the gap is in the exhaust block length direction shape
Into exhaust passage.Along the width of strip projected parts 110, the upper surface of the strip projected parts 110 is provided with curved portions 130, institute
The bending direction for stating curved portions 130 deviates from the upper surface of first briquetting 100, compared to the exhaust of washboard-type in the prior art
Block, because the projection in the application includes curved portions 130, the effective width of exhaust passage adds, so as to not change
In the case of exhaust block width, the area of exhaust is added, so as to increase the efficiency of exhaust, while excessive rise will not be produced
Mould power, the hardly installation to mould and use have any impact.It is described along the length direction of the strip projected parts 110
Multiple flow-disturbing grooves 120 are arranged at intervals with strip projected parts 110, the multiple and flow-disturbing groove is arranged at intervals with the groove 210
Flow-disturbing corresponding to 120 is raised, when aluminium alloy is by flow-disturbing groove 120 and flow-disturbing projection position, the setback knot of flow-disturbing groove 120
Structure can be such that aluminium alloy is overturn repeatedly in direction of advance, can increase stroke of the aluminium alloy on briquetting, make aluminium alloy have abundance when
Between dissipated heat and cooled and solidified, prevent from occurring in injection process aluminium-plated phenomenon at exhaust block.
Finally it should be noted that：Various embodiments above is merely illustrative of the technical solution of the present invention, rather than its limitations；To the greatest extent
The present invention is described in detail with reference to foregoing embodiments for pipe, it will be understood by those within the art that：Its according to
The technical scheme described in foregoing embodiments can so be modified, either which part or all technical characteristic are entered
Row equivalent substitution；And these modifications or replacement, the essence of appropriate technical solution is departed from various embodiments of the present invention technology
The scope of scheme.
Claims (10)
- A kind of 1. exhaust block, it is characterised in that including the first briquetting and the second briquetting, along the length direction of first briquetting, The upper surface of first briquetting is provided with strip projected parts, is provided with second briquetting corresponding with the strip projected parts recessed Groove, after first briquetting and the second briquetting fasten, gap between the strip projected parts and groove be present, the gap is described Exhaust block length direction forms exhaust passage；Along the width of the strip projected parts, the upper surfaces of the strip projected parts is provided with curved portions, the curved portions it is curved Qu Fangxiang deviates from the upper surface of first briquetting, for increasing the leaving area of the exhaust passage, improves exhaust efficiency；Along the length direction of the strip projected parts, be arranged at intervals with multiple flow-disturbing grooves on the strip projected parts, on the groove between Every being provided with, multiple flow-disturbings corresponding with the flow-disturbing groove are raised, and the flow-disturbing groove is being arranged with flow-disturbing projection for increasing aluminium alloy Stroke in gas passage.
- 2. exhaust block according to claim 1, it is characterised in that first briquetting includes demoulding hole, the demoulding hole Demoulding bar is inside provided with, the demoulding bar is used to jack up the casting feedstock of solidification.
- 3. exhaust block according to claim 2, it is characterised in that first briquetting includes ejecting mechanism, for by institute State demoulding bar and release the demoulding hole, and for accommodating the accommodating chamber of the ejecting mechanism, the accommodating chamber and the demoulding Hole connects；The ejecting mechanism includes release link, push pedal, spring and center-pole, and the release link and demoulding bar are fixed on the push pedal Front, the both ends of the spring is connected to the back side of the push pedal and the bottom surface of the accommodating chamber, and the spring is used to push away The push pedal is moved, so that the demoulding bar stretches out the demoulding hole；The center-pole is fixed in the accommodating chamber, and is vertically passed through The push pedal is worn, so that the push pedal is slided along the center-pole；First briquetting includes reset hole, and the reset hole is located at the both sides of the exhaust passage, and the release link is used to work as When first briquetting and the second briquetting compress, the push pedal is promoted inwardly to move, the demoulding so that the demoulding bar is retracted In hole.
- 4. exhaust block according to claim 3, it is characterised in that the first jet channel is provided with the demoulding bar, is used Connected in source of the gas；First gas outlet of first jet channel is located at the side wall of the demoulding bar, and first outlet The opening of mouth tilts to direction where the push pedal；The groove that keeps out the wind corresponding with first gas outlet, the opening direction of the groove that keeps out the wind are provided with the inwall in the demoulding hole Towards first gas outlet so that the gas sprayed in first gas outlet enter it is described keep out the wind in groove, for will described in Demoulding bar ejects the demoulding hole.
- 5. exhaust block according to claim 4, it is characterised in that the demoulding bar includes bar portion and cap body, the bar portion It is to the first raised circular conical surface of the cap body side towards one end of cap body, cap body is that court deviates from towards one end of the bar portion The second raised circular conical surface of the bar portion direction, and gap be present between the bar portion and cap body；First circular cone of the bar portion Air guide port is provided with face, so that gas is blown out from the gap between first circular conical surface and the second circular conical surface to surrounding.
- 6. the exhaust block according to claim 4 or 5, it is characterised in that the end set of the release link has stop configurations, Projection of the release link to the stop configurations falls in the stop configurations；The aperture position of the reset hole be provided with Backstop groove corresponding to the stop configurations, for preventing described in the end retraction of the release link below the opening of reset hole.
- 7. exhaust block according to claim 6, it is characterised in that the second jet channel, institute are provided with the release link Stating the second jet channel includes the second gas outlet, and second gas outlet is located at the stop configurations towards the one of the push pedal Side, and the outgassing direction of second gas outlet is vertically outward-dipping.
- 8. exhaust block according to claim 1, it is characterised in that cooling duct is provided with first briquetting, it is described Cooling duct is used to conduct coolant, so that the casting feedstock entered between first briquetting and the second briquetting is faster Dissipated heat and cooled and solidified.
- 9. exhaust block according to claim 8, it is characterised in that the cooling duct is included along the first briquetting length The feed pathway and liquid outlet channel that direction is set, and multiple bending channels corresponding with the curved portions, the bending channel It is arranged between the feed pathway and the liquid outlet channel, and is connected respectively with the feed pathway and liquid outlet channel, it is described Bending channel is used to increase the heat exchange area with the exhaust passage.
- 10. a kind of die assembly, it is characterised in that including the exhaust block described in claim 1-9 any one.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710927001.4A CN107486547B (en) | 2017-09-30 | 2017-09-30 | Exhaust block and die assembly |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710927001.4A CN107486547B (en) | 2017-09-30 | 2017-09-30 | Exhaust block and die assembly |
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| CN107486547A true CN107486547A (en) | 2017-12-19 |
| CN107486547B CN107486547B (en) | 2019-11-29 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110625086A (en) * | 2019-09-26 | 2019-12-31 | 浙江华朔科技股份有限公司 | Die casting die mold core structure with front blocking insert |
| CN114799122A (en) * | 2022-06-27 | 2022-07-29 | 宁波市北仑欣玉模具制造有限公司 | Time delay drawing of patterns sliding block set spare and die casting die of die casting die |
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| JPS5897478A (en) * | 1981-12-02 | 1983-06-09 | 有限会社 山崎工作所 | Venting device for die |
| CN203649361U (en) * | 2013-11-13 | 2014-06-18 | 广东鸿泰科技股份有限公司 | Air exhaust block |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110625086A (en) * | 2019-09-26 | 2019-12-31 | 浙江华朔科技股份有限公司 | Die casting die mold core structure with front blocking insert |
| CN114799122A (en) * | 2022-06-27 | 2022-07-29 | 宁波市北仑欣玉模具制造有限公司 | Time delay drawing of patterns sliding block set spare and die casting die of die casting die |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107486547B (en) | 2019-11-29 |
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Address after: 300143 North Jinba Road, Beichen District, Tianjin City Patentee after: Tianjin Fali Automobile Die Casting Co.,Ltd. Address before: 300143 North Jinba Road, Beichen District, Tianjin City Patentee before: TIANJIN CITY FALI AUTOMOBILE DIE CASTING FACTORY |
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