CN107486547B - Exhaust block and die assembly - Google Patents
Exhaust block and die assembly Download PDFInfo
- Publication number
- CN107486547B CN107486547B CN201710927001.4A CN201710927001A CN107486547B CN 107486547 B CN107486547 B CN 107486547B CN 201710927001 A CN201710927001 A CN 201710927001A CN 107486547 B CN107486547 B CN 107486547B
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- Prior art keywords
- briquetting
- projected parts
- strip projected
- exhaust
- disturbing
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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
- 238000010943 off-gassing Methods 0.000 claims description 2
- 239000002994 raw material Substances 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 9
- 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
- 230000000712 assembly Effects 0.000 abstract description 2
- 238000000429 assembly Methods 0.000 abstract description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 19
- 229910052782 aluminium Inorganic materials 0.000 description 14
- 239000004411 aluminium Substances 0.000 description 7
- 239000000243 solution Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 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
- 238000007789 sealing Methods 0.000 description 2
- 239000002893 slag Substances 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process 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
- 238000000465 moulding Methods 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 239000004575 stone Substances 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 present invention provides a kind of exhaust block and die assemblies, 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 on the second briquetting, after the first briquetting and the second briquetting fasten, there are gap between strip projected parts and groove, gap forms exhaust passage；Along the width direction of the strip projected parts, the upper surface of the strip projected parts is provided with curved portion, and the bending direction of curved portion deviates from the upper surface of the first briquetting, can increase the leaving area of mold cavity, improves exhaust efficiency；Along the length direction of strip projected parts, multiple flow-disturbing slots are arranged at intervals on strip projected parts, multiple flow-disturbing protrusions corresponding with flow-disturbing slot are arranged at intervals on groove, flow-disturbing slot and flow-disturbing protrusion prevent occurring aluminium-plated phenomenon at exhaust block in injection process for increasing stroke of the aluminium alloy on briquetting.
Description
Technical field
The present invention relates to the technical fields of die casting, more particularly, to a kind of exhaust block and die assembly.
Background technique
Generally, when carrying out Die Casting, if the air of mould inside remaining or due to mould release etc. and generate
Gas is rolled into molten metal, then the defects of cast-internal generates stomata will occur.When the exhaust structure of mold does not conform to
When managing and being machined this casting piece, easily occur gas hole defect on cutting face, influences the quality of casting, even there is sealing to want
Therefore the result of poor sealing can occur for the region asked.In order to reduce since stomata causes scrapping for casting, the exhaust knot of mold
Structure just seems critically important.The exhaust passage of exhaust block is connected to the type chamber of mold, and the intracavitary gas of type passes through row at the time of molding
External discharge of the exhaust passage of air parcel to mold, and the molten metals such as the aluminium for flowing into exhaust block is made to flow out it to mold exterior
Before, the cooled and solidified at exhaust block.The castings product being effectively discharged thereby, it is possible to obtain the type intracavity gas.
In industrial production, the exhaust apparatus of washboard-type is relatively conventional, is generally able to satisfy the requirement of mold, 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 generated.Just to whole casting die, more stringent requirements are proposed for this, on the one hand, is arranged using large area
The mold of gas plate, it is framed to need to increase；On the other hand, the mould power that rises of generation of the casting pressure of press casting procedure at exhaustion plate
It will increase, need bigger clamp force, when the mould power that rises is lower than clamp force, mold in process of production just will not be in point of mold
The splashing that molten aluminum is caused on type face influences the quality of casting and causes danger to operator.
Summary of the invention
The purpose of the present invention is to provide a kind of exhaust block and die assemblies, to alleviate existing exhaust apparatus capacity
The technical issues of low 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 on second briquetting corresponding with the strip projected parts recessed
After slot, first briquetting and the second briquetting fasten, there are gaps between the strip projected parts and groove, and the gap is described
Exhaust block length direction forms exhaust passage；
Along the width direction of the strip projected parts, the upper surface of the strip projected parts is provided with curved portion, the curved portion
Bending direction deviate from the upper surface of first briquetting and improve exhaust effect for increasing the leaving area of the exhaust passage
Rate；
Along the length direction of the strip projected parts, multiple flow-disturbing slots, the groove are arranged at intervals on the strip projected parts
On be arranged at intervals with multiple corresponding with flow-disturbing slot flow-disturbings protrusions, the flow-disturbing slot and flow-disturbing protrusion are for increasing aluminium alloy
Stroke in exhaust passage.
Further, first briquetting includes stripping hole, and knockout pin is provided in the stripping hole, and the knockout pin is used
It is jacked up in the casting feedstock that will be solidified.
Further, first briquetting includes ejecting mechanism, is used to the knockout pin releasing the stripping hole, and
For accommodating the accommodating chamber of the ejecting mechanism, the accommodating chamber is connected to the stripping hole；
The ejecting mechanism includes release link, push plate, spring and center-pole, and the release link and knockout pin are fixed on described
The front of push plate, the both ends of the spring are connected to the back side of the push plate and the bottom surface of the accommodating chamber, and the spring is used
In pushing the push plate, so that the knockout pin stretches out the stripping hole；The center-pole is fixed in the accommodating chamber, and is hung down
Directly run through the push plate, so that the push plate is slided along the center-pole；
First briquetting includes reset hole, and the reset hole is located at the two sides of the exhaust passage, and the release link is used
In when first briquetting and the second briquetting compression, the push plate is pushed inwardly to move, so that described in knockout pin retraction
In stripping hole.
Further, it is provided with the first jet channel in the knockout pin, for being connected to gas source；First jet is logical
First gas outlet in road is located at the side wall of the knockout pin, and the opening of first gas outlet is inclined to the push plate direction
Tiltedly；
The slot that keeps out the wind corresponding with first gas outlet, the opening of the slot that keeps out the wind are provided on the inner wall of the stripping hole
Direction towards first gas outlet so that the gas sprayed in first gas outlet enter it is described keep out the wind in slot, for will
The knockout pin ejects the stripping hole.
Further, the knockout pin includes bar portion and cap body, the bar portion towards one end of cap body be to the cap body
First circular conical surface of side protrusion, cap body deviate from the second circular cone of the bar portion direction protrusion towards one end of the bar portion for court
Face, and there are gaps 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 of the release link is provided with stop configurations, throwing of the release link to the stop configurations
Shadow is fallen in the stop configurations；The aperture position of the reset hole is provided with backstop slot corresponding with the stop configurations, uses
Below the opening for preventing reset hole described in the end retraction of the release link.
Further, the second jet channel is provided in 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 plate, and the outlet side of second gas outlet
To being inclined outwardly along the vertical direction.
Further, cooling duct is provided in first briquetting, the cooling duct is used to conduct coolant liquid, so that
Enter the faster dissipated heat of casting feedstock and cooled and solidified between first briquetting and the second briquetting.
Further, the cooling duct includes the feed pathway being arranged along the first briquetting length direction and liquid is logical out
Road, and multiple bending channels corresponding with the curved portion, the bending channel be set to the feed pathway and it is described go out
It between liquid channel, and is connected to respectively with the feed pathway and liquid outlet channel, the bending channel is for increasing and the exhaust
The heat exchange area in channel.
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 on second briquetting corresponding with the strip projected parts recessed
After slot, first briquetting and the second briquetting fasten, there are gaps between the strip projected parts and groove, and the gap is described
Exhaust block length direction forms exhaust passage.Along the width direction of strip projected parts, the upper surface of the strip projected parts is provided with arc
Shape portion, the bending direction of the curved portion deviate from the upper surface of first briquetting, compared with the prior art the row of middle washboard-type
Air parcel, because the strip projected parts in the application include curved portion, the effective width of exhaust passage is increased, thus not changing
In the case where becoming exhaust block width, the area of exhaust is increased, to increase the efficiency of exhaust, while will not be generated excessive
Rise mould power, hardly has any impact to the installation of mold and use.Along the length direction of the strip projected parts, the item
Multiple flow-disturbing slots are arranged at intervals in shape protrusion, it is convex that multiple flow-disturbings corresponding with the flow-disturbing slot are arranged at intervals on the groove
It rises, when aluminium alloy is by flow-disturbing slot and flow-disturbing protrusion position, the setback structure of flow-disturbing slot can make aluminium alloy in advance side
To overturning repeatedly, stroke of the aluminium alloy on briquetting can be increased, aluminium alloy is made to have sufficient time dissipated heat and cooled and solidified,
Prevent occurring aluminium-plated phenomenon at exhaust block in injection process.
Die assembly provided by the invention, including above-mentioned exhaust block, exhaust block includes 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, are arranged 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 there are gap, the gap forms exhaust passage in the exhaust block length direction.It is described along the width direction of strip projected parts
The upper surface of strip projected parts is provided with curved portion, and the bending direction of the curved portion deviates from the upper surface of first briquetting, phase
Than in the exhaust block of washboard-type in the prior art because the protrusion in the application includes curved portion, exhaust passage it is effective
Width increases, so that the area of exhaust is increased in the case where not changing exhaust block width, to increase the effect of exhaust
Rate, while the excessive mould power that rises will not be generated, hardly have any impact to the installation of mold and use.Along the strip
The length direction of protrusion is arranged at intervals with multiple flow-disturbing slots on the strip projected parts, be arranged at intervals on the groove it is multiple with
The corresponding flow-disturbing protrusion of the flow-disturbing slot, when aluminium alloy is by flow-disturbing slot and flow-disturbing protrusion position, the setback of flow-disturbing slot
Structure can be such that aluminium alloy overturns repeatedly in direction of advance, can increase stroke of the aluminium alloy on briquetting, and aluminium alloy is made to have abundance
Time dissipated heat and cooled and solidified, prevent occurring aluminium-plated phenomenon at exhaust block in injection process.
Detailed description of the invention
It, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution in the prior art
Embodiment or attached drawing needed to be used in the description of the prior art be briefly described, it should be apparent that, it is described below
Attached drawing is some embodiments of the present invention, for those of ordinary skill in the art, before not making the creative labor
It puts, is also possible to obtain other drawings based on these 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 view in Fig. 1 at location A；
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 cross-sectional view of state left view direction of the first briquetting of one kind for the exhaust block that the embodiment of the present invention 1 provides；
Fig. 7 is the partial enlarged view in Fig. 6 at B location；
Fig. 8 is the transversal of one kind 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 of 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 view of location of C in Fig. 9；
Figure 11 is the sectional view of 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 first briquetting of 100-；110- strip projected parts；120- flow-disturbing slot；130- curved portion；The second briquetting of 200-；
210- groove；The cooling duct 300-；310- bending channel；410- knockout pin；411- cap body；412- air guide port；420- stripping hole；
421- keeps out the wind slot；510- release link；511- stop configurations；512- backstop slot；The second jet channel of 513-；520- push plate；530-
Spring；The first gas outlet 540-.
Specific embodiment
Technical solution of the present invention is clearly and completely described below in conjunction with attached drawing, it is clear that described implementation
Example is a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill
Personnel's every other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that such as occur term " center ", "upper", "lower", "left", "right",
"vertical", "horizontal", "inner", "outside" etc., the orientation or positional relationship of instruction are that orientation based on the figure or position are closed
System, is merely for convenience of description of the present invention and simplification of the description, rather than the device or element of indication or suggestion meaning must have
Specific orientation is constructed and operated in a specific orientation, therefore is not considered as limiting the invention.In addition, such as there is art
Language " first ", " second ", " third " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
The present invention provides a kind of exhaust block, be given below multiple embodiments to the structure of exhaust block provided by the invention into
Row detailed description.
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 on 200, after first briquetting 100 and the second briquetting 200 fasten,
There are gap between the strip projected parts 110 and groove 210, the gap forms exhaust in the exhaust block length direction and leads to
Road.Along the width direction of strip projected parts 110, the upper surface of the strip projected parts 110 is provided with curved portion 130, the curved portion
130 bending direction deviates from the upper surface of first briquetting 100, compared with the prior art the exhaust block of middle washboard-type, because
Strip projected parts 110 in the application include curved portion 130, so the effective width of exhaust passage increases, thus not changing
In the case where exhaust block width, the area of exhaust is increased, to increase the efficiency of exhaust, while excessive rise will not be generated
Mould power hardly has any impact to the installation of mold and use.It is described along the length direction of the strip projected parts 110
It is arranged at intervals with multiple flow-disturbing slots 120 on strip projected parts 110, the multiple and flow-disturbing slot is arranged at intervals on the groove 210
120 corresponding flow-disturbing protrusions, when aluminium alloy is by flow-disturbing slot 120 and flow-disturbing protrusion position, the setback knot of flow-disturbing slot 120
Structure can be such that aluminium alloy overturns repeatedly in direction of advance, can increase stroke of the aluminium alloy on briquetting, when aluminium alloy being made to have sufficient
Between dissipated heat and cooled and solidified, prevent occurring aluminium-plated phenomenon at exhaust block in injection process.
Curved portion 130 can be to be multiple, and multiple reclinate curved portions 130 can make the surface shape of strip projected parts 110
It is logical to can increase exhaust in the case where the width of briquetting is certain to increase the top surface area of strip projected parts 110 for drape
The effective width in road improves exhaust efficiency to increase the leaving area of exhaust block type chamber.
As shown in figure 4, in order to accelerate the setting rate of casting feedstock, casting feedstock can be molten aluminum, first briquetting
Cooling duct 300 is provided in 100, the cooling duct 300 can be water for conducting coolant liquid, coolant liquid, and water is continuous
It flows through cooling duct 300 to cool down to the first briquetting 100, to absorb molten aluminum heat, further ensures that molten aluminum will not splash
Out outside mold.
It misplaces when the first briquetting 100 and the second briquetting 200 combine in order to prevent, leads to 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.It, can after locating slot is in conjunction with locating piece
So that the first briquetting 100 is just aligned combination with the second briquetting 200, so as to so that strip projected parts 110 are just matched with groove 210
Conjunction forms uniform exhaust passage.
Further, be provided with fixing groove on the bottom surface of first briquetting 100 and the second briquetting 200, be used for
The dynamic model and cover half of mold position fixation respectively, prevent exhaust block structure during Die Casting from moving on mold.
As shown in Figure 5, it is preferred that after die sinking, need to clear up the aluminium flake being set on the first briquetting 100, still
Because aluminium flake is tightly attached on the first briquetting 100, it is not easy to peel off.First briquetting 100 includes stripping hole 420, the demoulding
Knockout pin 410 is provided in hole 420, the casting feedstock that the knockout pin 410 is used to solidify jacks up.
Stripping hole 420 can be through-hole, and the knockout pin 410 across through-hole can will be covered on the aluminium on the first briquetting 100
Film ejection.
As Figure 6-Figure 8, it is preferable that first briquetting 100 may include ejecting mechanism, be used for the knockout pin
410 release the stripping hole 420, and the accommodating chamber for accommodating the ejecting mechanism, the accommodating chamber and the stripping hole
420 connections.The ejecting mechanism may include release link 510, push plate 520, spring 530 and center-pole, release link 510 and demoulding
The quantity of bar 410 be it is multiple, the release link 510 and knockout pin 410 are fixed on the front of the push plate 520, and knockout pin 410 can
To be predominantly located at the front end of the first briquetting 100, the back side and the appearance of 530 both ends of spring respectively against the push plate 520
Receive the bottom surface of chamber, spring 530 is in compressive state, and the spring 530 of compression can make described de- for pushing the push plate 520
Tringle 410 stretches out the stripping hole 420, so that aluminium flake be boosted.The center-pole is fixed in the accommodating chamber, and is vertically passed through
The push plate 520 is worn, the push plate 520 can be made to slide along the center-pole, anti-520 run-off the straight of thrust plate.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 the
When two briquettings 200 compress, release link 510 is pressed into reset hole, so that the inwardly movement of push plate 520 is pushed, to compress
Spring 530 can be such that the knockout pin 410 retracts in the stripping hole 420, be ready to complete demoulding next time, knockout pin 410
Stretching and retract all be completely automatic.
It should be noted that the structure in order to clearly check knockout pin 410 Yu stripping hole 420, in Fig. 6-Fig. 8, demoulding
There are certain gaps between bar 410 and stripping hole 420, and the two is to be close in practice.
Further, can be set the first jet channel in the knockout pin 410, the air inlet of the first jet channel with
Gas source connection, the first gas outlet 540 of first jet channel are located on the side wall on the top of the knockout pin 410, when de-
When tringle 410 needs ejection device hole 420, the slot 421 that sideways can keep out the wind carries out jet, because interaction force can incite somebody to action
410 ejection device hole 420 of knockout pin.The opening of first gas outlet 540 is tilted to 520 direction of push plate, works as aluminium
It is simple to be not enough to release aluminium flake by the elastic force of spring 530 when the binding force of piece and the first briquetting 100 is too big, because
410 ejection device hole 420 of knockout pin can further be pushed aluminium flake by gas jet into the slot 421 that keeps out the wind.Go out when first
After port 540 is departing from stripping hole 420, jet can be carried out to the surface of the first briquetting 100, by 100 surface of the first briquetting
Sludge blows winged, prevents disintegrating slag accumulated plugging exhaust passage, so the structure can not only clear up aluminium slag, can also be promoted and be pushed away
Power makes aluminium film be detached from 100 surface of the first briquetting, kills two birds with one stone.
As shown in Fig. 9-Figure 10, the knockout pin 410 may include bar portion and cap body 411, and the bar portion is towards cap body 411
One end be the first circular conical surface to 411 side of the cap body protrusion, cap body 411 towards one end of the bar portion be court away from institute
The second circular conical surface of bar portion direction protrusion is stated, and there are gaps between the bar portion and cap body 411, can pass through company therebetween
Extension bar is fixedly connected, and air guide port 412 is provided on the first circular conical surface of the bar portion, and gas enters after the ejection of air guide port 412
In the annular air outlet 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, thus
Increase the effect of cleaning.
The end of the release link 510 can be set stop configurations 511, and the release link 510 is to the stop configurations
511 projection is fallen in the stop configurations 511, that is to say, that when stop configurations 511 are cylindrical, stop configurations 511
Diameter is greater than the diameter of release link 510.The aperture position of the reset hole is provided with backstop corresponding with the stop configurations 511
Slot 512, for preventing the opening of reset hole described in the end retraction of the release link 510 hereinafter, by limitation release link 510
Movement, can prevent in excessive the first briquetting of retraction 100 of release link 510.Because of release link 510, push plate 520 and knockout pin 410
Three's motion state having the same, 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 lead to the also excessive retraction stripping hole 420 of knockout pin 410 in excessive retraction reset hole indirectly
In, such molten aluminum will be flowed into stripping hole 420, biggish adhesion strength is generated with the inner wall of stripping hole 420 after molten aluminum solidification,
Knockout pin 410 will be blocked, the smooth pop-up of knockout pin 410 is influenced, so can make to take off by the position of limitation release link 510
The flush of the upper surface of tringle 410 and the first briquetting 100.
The second jet channel 513 can be set in 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 plate 520, and second outlet
The outgassing direction of mouth is inclined outwardly along the vertical direction.On the one hand, the second gas outlet sprays gas, can also increase knockout pin 410
On the other hand metal fragment when cleaning 100 surface of the first briquetting, may be blown into only by the thrust of aluminium film
In retaining groove 512, when stop configurations 511 enter backstop slot 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 slot 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 joint surface of the two from can not paste completely
It closes, to avoid gradually appearing " overlap " for becoming larger and thickeing in press casting procedure, paste exhaust block structure can not
It closes.
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 transmitting of heat.The cooling duct 300 may include the feed pathway along 100 length direction of the first briquetting setting
And liquid outlet channel, and multiple bending channels 310 corresponding with the curved portion 130, the bending channel 310 are located in described
Between feed pathway and the liquid outlet channel, and it is connected to respectively with the feed pathway and liquid outlet channel.Include in feed pathway
Multiple liquid outlets being connected to bending channel 310, so as to so that the coolant liquid 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 molten aluminum quickly solidifies.
Embodiment 3
As shown in figure 13, with Examples 1 and 2 the difference is that, the cooling duct 300 includes along first briquetting
The feed pathway and liquid outlet channel of 100 length directions setting, and multiple bending channels 310 corresponding with the curved portion 130,
In order to increase the service efficiency of coolant liquid, the multiple bending channel 310 is sequentially communicated, and forms intermediate channel, and the centre is logical
The water inlet in road is connected to feed pathway, and the water outlet of intermediate channel is connected to the liquid outlet channel, it is different from above structure it
It is in the structure does not have branch, only a channel, the flow path of coolant liquid is increased, so as to fully absorb aluminium
The heat of liquid.
Die assembly provided by the invention, including above-mentioned exhaust block, exhaust block includes 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, first briquetting 100 and the second briquetting are provided on second briquetting 200
After 200 fasten, there are gaps between the strip projected parts 110 and groove 210, and the gap is in the exhaust block length direction shape
At exhaust passage.Along the width direction of strip projected parts 110, the upper surface of the strip projected parts 110 is provided with curved portion 130, institute
The bending direction for stating curved portion 130 deviates from the upper surface of first briquetting 100, compared with the prior art the exhaust of middle washboard-type
Block, because the protrusion in the application includes curved portion 130, the effective width of exhaust passage is increased, thus not changing
In the case where exhaust block width, the area of exhaust is increased, to increase the efficiency of exhaust, while excessive rise will not be generated
Mould power hardly has any impact to the installation of mold and use.It is described along the length direction of the strip projected parts 110
It is arranged at intervals with multiple flow-disturbing slots 120 on strip projected parts 110, the multiple and flow-disturbing slot is arranged at intervals on the groove 210
120 corresponding flow-disturbing protrusions, when aluminium alloy is by flow-disturbing slot 120 and flow-disturbing protrusion position, the setback knot of flow-disturbing slot 120
Structure can be such that aluminium alloy overturns repeatedly in direction of advance, can increase stroke of the aluminium alloy on briquetting, when aluminium alloy being made to have sufficient
Between dissipated heat and cooled and solidified, prevent occurring aluminium-plated phenomenon at exhaust block in injection process.
Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；To the greatest extent
Pipe present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: its according to
So be possible to modify the technical solutions described in the foregoing embodiments, or to some or all of the technical features into
Row equivalent replacement；And these are modified or replaceed, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution
The range of scheme.
Claims (7)
1. a kind of exhaust block, which is characterized 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 on second briquetting corresponding with the strip projected parts recessed
After slot, first briquetting and the second briquetting fasten, there are gaps between the strip projected parts and groove, and the gap is described
Exhaust block length direction forms exhaust passage；
Along the width direction of the strip projected parts, the upper surface of the strip projected parts is provided with curved portion, the curved portion 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 slots on the strip projected parts, on the groove between
Every being provided with multiple flow-disturbing protrusions corresponding with the flow-disturbing slot, the flow-disturbing slot is being arranged with flow-disturbing protrusion for increasing aluminium alloy
Stroke in gas channel；
First briquetting includes stripping hole, and knockout pin is provided in the stripping hole, and the knockout pin is used for the casting that will be solidified
Part raw material jacks up；
First briquetting includes ejecting mechanism, is used to releasing the knockout pin into the stripping hole, and described for accommodating
The accommodating chamber of ejecting mechanism, the accommodating chamber are connected to the stripping hole；
The ejecting mechanism includes release link, push plate, spring and center-pole, and the release link and knockout pin are fixed on the push plate
Front, the both ends of the spring is connected to the back side of the push plate and the bottom surface of the accommodating chamber, and the spring is for pushing away
The push plate is moved, so that the knockout pin stretches out the stripping hole；The center-pole is fixed in the accommodating chamber, and is vertically passed through
The push plate is worn, so that the push plate is slided along the center-pole；
First briquetting includes reset hole, and the reset hole is located at the two sides of the exhaust passage, and the release link is for working as
When first briquetting and the second briquetting compress, the push plate is pushed inwardly to move, so that the knockout pin retracts the demoulding
In hole；
The first jet channel is provided in the knockout pin, for being connected to gas source；First outlet of first jet channel
Mouth is located at the side wall of the knockout pin, and the opening of first gas outlet is tilted to the push plate direction；
The slot that keeps out the wind corresponding with first gas outlet, the opening direction of the slot that keeps out the wind are provided on the inner wall of the stripping hole
Towards first gas outlet so that the gas sprayed in first gas outlet enter it is described keep out the wind in slot, for will be described
Knockout pin ejects the stripping hole.
2. exhaust block according to claim 1, which is characterized in that the knockout pin includes bar portion and cap body, the bar portion
Towards the first circular conical surface that one end of cap body is to the cap body side protrusion, cap body is that court deviates from towards one end of the bar portion
Second circular conical surface of the bar portion direction protrusion, and there are gaps between the bar portion and cap body；First circular cone of the bar portion
Air guide port is provided on face, so that gas is blown out from the gap between first circular conical surface and the second circular conical surface to surrounding.
3. exhaust block according to claim 1 or 2, which is characterized in that the end of the release link is provided with stop configurations,
The release link is fallen in the stop configurations to the projection of the stop configurations；The aperture position of the reset hole be provided with
The corresponding backstop slot of the stop configurations, below the opening for preventing reset hole described in the end retraction of the release link.
4. exhaust block according to claim 3, which is characterized in that be provided with the second jet channel, institute in 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 plate
Side, and the outgassing direction of second gas outlet is inclined outwardly along the vertical direction.
5. exhaust block according to claim 1, which is characterized in that it is provided with cooling duct in first briquetting, it is described
Cooling duct is for conducting coolant liquid, so that the casting feedstock entered between first briquetting and the second briquetting is faster
Dissipated heat and cooled and solidified.
6. exhaust block according to claim 5, which is characterized in that the cooling duct includes along the first briquetting length
The feed pathway and liquid outlet channel of direction setting, and multiple bending channels corresponding with the curved portion, the bending channel
It is set between the feed pathway and the liquid outlet channel, and is connected to respectively with the feed pathway and liquid outlet channel, it is described
Bending channel is for increasing and the heat exchange area of the exhaust passage.
7. a kind of die assembly, which is characterized in that including exhaust block as claimed in any one of claims 1 to 6.
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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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| 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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| Publication Number | Publication Date |
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| CN107486547A CN107486547A (en) | 2017-12-19 |
| CN107486547B true CN107486547B (en) | 2019-11-29 |
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| CN201710927001.4A Active CN107486547B (en) | 2017-09-30 | 2017-09-30 | Exhaust block and die assembly |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN104690246A (en) * | 2015-02-12 | 2015-06-10 | 宁波君灵模具技术有限公司 | Exhaust system |
| CN105195708A (en) * | 2015-10-30 | 2015-12-30 | 江苏博众汽车部件有限公司 | Anti-carry-over die-casting die assembly exhausting block |
| CN205128888U (en) * | 2015-10-30 | 2016-04-06 | 江苏博众汽车部件有限公司 | Prevent die casting die combination exhaust piece of carry -over |
| CN106694848A (en) * | 2017-01-25 | 2017-05-24 | 太仓海嘉车辆配件有限公司 | Pressure casting device and method |
| CN206425527U (en) * | 2016-12-30 | 2017-08-22 | 宁波市北仑鑫林机电模具有限公司 | A kind of exhaust block structure of die casting |
-
2017
- 2017-09-30 CN CN201710927001.4A patent/CN107486547B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN104690246A (en) * | 2015-02-12 | 2015-06-10 | 宁波君灵模具技术有限公司 | Exhaust system |
| CN105195708A (en) * | 2015-10-30 | 2015-12-30 | 江苏博众汽车部件有限公司 | Anti-carry-over die-casting die assembly exhausting block |
| CN205128888U (en) * | 2015-10-30 | 2016-04-06 | 江苏博众汽车部件有限公司 | Prevent die casting die combination exhaust piece of carry -over |
| CN206425527U (en) * | 2016-12-30 | 2017-08-22 | 宁波市北仑鑫林机电模具有限公司 | A kind of exhaust block structure of die casting |
| CN106694848A (en) * | 2017-01-25 | 2017-05-24 | 太仓海嘉车辆配件有限公司 | Pressure casting device and method |
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| Publication number | Publication date |
|---|---|
| CN107486547A (en) | 2017-12-19 |
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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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