CN207787669U - Thin-wall part vacuum die-casting mould - Google Patents
Thin-wall part vacuum die-casting mould Download PDFInfo
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- CN207787669U CN207787669U CN201820087352.9U CN201820087352U CN207787669U CN 207787669 U CN207787669 U CN 207787669U CN 201820087352 U CN201820087352 U CN 201820087352U CN 207787669 U CN207787669 U CN 207787669U
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Abstract
The utility model discloses a kind of thin-wall part vacuum die-casting moulds, its key points of the technical solution are that：Including cover half and dynamic model,It is embedded on cover half and determines insert,Dynamic insert is embedded on dynamic model,It moves insert and determines insert and fasten to form cavity,Feed pipe is plugged on cover half,Feed inlet is offered on the side wall of feed pipe,Feed pipe interior slip is connected with punch,Dynamic model is provided with support block on the end face far from cover half,Ejecting mechanism is provided on support block,Several aspirating holes are equipped on feed pipe side wall,Pressure chamber vacuum system is provided at feed pipe,Pressure chamber vacuum system includes several exhaust tubes,The air discharge cook being arranged on exhaust tube,The first suction element being connected on exhaust tube,When being produced using the die casting,First suction element can absorb the air inside feed pipe,So that the air inside feed pipe is not easily accessible inside cavity,The vacuum degree of the die casting is improved to a certain extent,So that the casting of die cast has higher structural strength.
Description
Technical field
The utility model is related to die casting technical field, more particularly to a kind of thin-wall part vacuum die-casting mould.
Background technology
Evacuated die-casting process is by the gas extraction in cavity, and molten metal fills cavity under vacuum conditions, thus is involved in gas
Few, mechanical castings are high.One of key technology of evacuated die-casting process is the sealing of die casting cavity, the quality of mold leakproofness
Directly influence the quality of die casting.
Currently, the Chinese patent that notification number is CN104325108A discloses a kind of aluminum alloy junction component vacuum high-pressure casting
Mold sealing system, it includes the sealing between sealing structure between mould bases, the sealing structure between insert, insert and mould bases
The sealing mechanism of structure, ejecting mechanism.During being produced using die casting, which can effectively prevent
Air is entered from the gap between mould bases, the gap between insert and the gap between insert and mould bases inside cavity, no
It crosses air still to be able to enter inside cavity from feed inlet, reduces the vacuum degree of the sealing system to a certain extent, to
So that there are gas, the serious structural strengths for reducing casting for the cast-internal of production.
Utility model content
In view of the deficienciess of the prior art, the purpose of this utility model is to provide a kind of thin-wall part Vacuum Die Casting Moulds
Tool, with vacuum degree height, the high advantage of the casting structure intensity produced.
The above-mentioned technical purpose of the utility model technical scheme is that：A kind of thin-wall part vacuum pressure
Casting mould, including the cover half and dynamic model that mutually fasten, the cover half determines insert towards being embedded on the end face of dynamic model, described dynamic
Mould the dynamic insert and determines insert and fastens the cavity to be formed for mould casting towards being embedded with dynamic insert on the end face of cover half,
The cover half is plugged with the feed pipe being connected with cavity on the end face far from dynamic model, confession is offered on the side wall of the feed pipe
The feed inlet that molten metal enters, the feed pipe interior slip is connected with the punch for molten metal to be pressed into cavity, described dynamic
Mould is provided with support block on the end face far from cover half, the ejecting mechanism for casting to be lifted off to dynamic insert is provided on the support block,
Several aspirating holes are equipped on the feed pipe side wall, several aspirating holes are between feed inlet and cover half, and several institutes
It states aspirating hole to be axially uniformly distributed along feed pipe, pressure chamber vacuum system, the pressure chamber vacuum system is provided at the feed pipe
Including several exhaust tubes being connected with aspirating hole one-to-one correspondence, it is arranged on exhaust tube and is opened for controlling the exhaust of exhaust tube keying
It closes, the first suction element far from feed pipe side that is connected to exhaust tube.
Through the above technical solutions, when being produced using the die casting, by molten metal from feed inlet be injected into
Inside expects pipe.Molten metal splashes out from feed inlet in order to prevent, and the liquid level for controlling molten metal is less than the height of feed inlet.It
Control punch moves towards cover half side and molten metal is gradually pushed into cavity afterwards.In the process that punch is moved towards cover half side
In, the liquid level of molten metal gradually increases.During punch is moved towards cover half side, the first suction element of control is opened
It opens, the first suction element extracts the air inside feed pipe out from aspirating hole.Molten metal is being pushed into type by punch in this way
During intracavitary portion, air is not easy to enter inside cavity from feed pipe, improves the die casting to a certain extent
Vacuum degree so that the casting structure intensity produced is higher.
Preferably, the exhaust tube is internally provided with the vacuum filter for impurity screening, and the vacuum filter
Positioned at exhaust tube close to feed pipe side.
Through the above technical solutions, when being absorbed to the air inside feed pipe using the first suction element, vacuum
Filter can be filtered the air of flowing so that the impurity inside feed pipe is not easily accessible into the first suction element
Portion improves the service life of the first suction element to a certain extent.
Preferably, it is provided with three-way switch valve between the exhaust tube and the first suction element, and connects on three-way switch valve
It is connected to the air source for blowing to exhaust tube.
Through the above technical solutions, when a die casting is completed, three-way switch valve is controlled so that air source is connected with exhaust tube
It is logical, air source is controlled later and is opened so that gas enters inside feed pipe via exhaust tube and by the impurity inside feed pipe
Blowout.In this way in die casting next time, the impurity inside feed pipe is not easily accessible inside cavity so that the structural strength of casting
It is not easy to reduce because inside is containing impurity.
Preferably, the dynamic model is provided with the first annular groove towards cover half side, the number at least two of the first annular groove and
Two neighboring first annular groove mutually abuts, be provided on the cover half with one-to-one second annular groove of the first annular groove, and second
Annular groove and the first annular groove fasten the first putting hole to form annular, and the first caulking gum is embedded with inside first putting hole
Circle.
Through the above technical solutions, being provided with the first sealing rubber ring between dynamic model and cover half, the die casting is being used in this way
During mold carries out die casting, air is not easy to enter inside cavity in the gap between dynamic model and cover half, to a certain degree
On improve the vacuum degree of the die casting so that the casting that die casting comes out has higher structural strength.First caulking gum
It the number at least two of circle and mutually abuts, further improves the leakproofness and vacuum degree of the die casting.
Preferably, the cover half is towards being embedded with first row air parcel on the end face of dynamic model, and the first row air parcel is towards dynamic
Several bar-shaped troughs are uniformly placed on the end face of mould, dynamic model place opposite with first row air parcel is embedded with second row air parcel, institute
It states and is provided with several and bar-shaped trough grafting fin on second row air parcel.
Through the above technical solutions, when cover half and dynamic model fasten, first row air parcel is abutted against with second row air parcel, and the
Fin on two exhaust blocks is extend into inside bar-shaped trough.Tortuous gap, so extraneous sky are formed between fin and bar-shaped trough
Gas is not easily accessible inside cavity, improves the vacuum degree of the die casting to a certain extent so that casting has higher knot
Structure intensity.
Preferably, gas vent is offered on the dynamic model, described gas vent one end is through second row air parcel and and cavity
It is connected, the other end is through the lateral wall of dynamic model, and the gas vent is through being connected with second on the end of dynamic model lateral wall
Suction element.
Through the above technical solutions, when needing molten metal being injected into inside cavity, the second suction element of control is opened.
Second suction element extracts the air inside cavity out, and such molten metal more convenient can enter inside cavity, and in gold
When category liquid cooling is but molded into casting, the air that cast-internal contains is preferable, improves the structural strength of the casting to a certain extent.
Preferably, for the dynamic model towards the first groove is offered on the end face of support block, the support block is opposite with the first groove
Place is provided with the second groove, and the second groove and the first groove fasten the slid chamber to be formed for placing ejecting mechanism, the mould
Venthole is offered on foot, described venthole one end is connected through the second groove internal groove side wall and with slid chamber, and the other end passes through
It is through at the lateral wall of support block, and venthole is through being connected with third suction element on the end of support block.
Through the above technical solutions, when dynamic model is fastened with support block, the first groove is connected with the second groove and forms sliding
Chamber, ejecting mechanism are arranged inside slid chamber, and extraneous air is not easy to enter inside cavity from support block in this way, to a certain degree
On improve the vacuum degree of the die casting so that the casting of die cast has higher structural strength.Using the die casting
During mold, control third suction element is opened.Air inside slid chamber is sucked out third suction element so that sliding
The air in intracavitary portion is not easily accessible inside cavity, improves the vacuum degree of the die casting to a certain extent.
Preferably, for the dynamic model towards third annular groove is provided on the end face of support block, the support block is opposite with third annular groove
Place is provided with the 4th annular groove, and the 4th annular groove fastens to form the second putting hole with third annular groove, embedding inside second putting hole
Equipped with the second seal washer.
Through the above technical solutions, be provided with the second sealing ring between dynamic model and support block, so extraneous air be not easy from
Entered inside slid chamber in gap between dynamic model and support block, improve to a certain extent the die casting leakproofness and
Vacuum degree so that the casting of die cast has higher structural strength.
Preferably, the ejecting mechanism includes that top plate inside sliding connection slid chamber, sliding are connected to inside dynamic model simultaneously
The thimble being connected with top plate, the push rod being connected through support block and with top plate, are provided at least two between the support block and push rod
A sealing ring, and two neighboring sealing ring mutually abuts.
Through the above technical solutions, when needing the casting by die cast to be lifted off dynamic insert, pass through the actuators such as oil cylinder
Push rod is pushed to be moved towards dynamic insert side, at the same time, the top plate being connected with push rod is moved towards dynamic insert side, and is connected
Thimble on top plate is mobile towards cover half side and is lifted off the casting in dynamic insert.Setting is close there are two abutting on push rod
Seal, in this way push rod relative to moved with support block when, extraneous air be not easy in the gap between push rod and support block into
Enter to inside slid chamber, improves the leakproofness and vacuum degree of the die casting to a certain extent.
Preferably, connector sleeve is socketed on the push rod, and connector sleeve passes through screw and end face phase of the support block far from dynamic model
Even, the mounting groove for placing sealing ring is provided on the connector sleeve inner wall.
Through the above technical solutions, when push rod is moved relative to support block, sealing ring is worn.When sealing ring can not
Continue sealing when, it is only necessary to connector sleeve is removed and the sealing ring on connector sleeve is replaced, need not by push rod from
It is removed on support block so that the replacement process of sealing ring becomes more convenient, quick.
In conclusion the utility model having the beneficial effect that in contrast to the prior art：
1, when being produced using the die casting, the first suction element can inhale the air inside feed pipe
It removing so that the air inside feed pipe is not easily accessible inside cavity, improves the vacuum degree of the die casting to a certain extent,
So that the casting of die cast has higher structural strength；
2, when being produced using the die casting, third suction element absorbs the air inside slid chamber,
So that extraneous air is not easily accessible inside slid chamber and is entered inside cavity from slid chamber, improve to a certain extent
The vacuum degree of the die casting so that the casting of die cast has higher structural strength.
Description of the drawings
Fig. 1 is the structural schematic diagram of embodiment, is mainly used for showing the contour structures of embodiment；
Fig. 2 is the schematic cross-sectional view of embodiment, is mainly used for showing the connection of each component of embodiment；
The big figure of the portions A hair that Fig. 3 is Fig. 2；
Fig. 4 is the portions the B enlarged drawing of Fig. 2.
Reference numeral：1, cover half；2, dynamic model；3, determine insert；4, insert is moved；5, cavity；6, feed pipe；7, feed inlet；8、
Punch；9, support block；10, ejecting mechanism；101, top plate；102, thimble；103, push rod；11, aspirating hole；12, pressure chamber vacuum system；
121, exhaust tube；122, air discharge cook；123, the first suction element；13, vacuum filter；14, three-way switch valve；15, air source；
16, the first putting hole；161, the first annular groove；162, the second annular groove；17, the first sealing rubber ring；18, first row air parcel；19, item
Shape slot；20, second row air parcel；21, fin；22, gas vent；23, the second suction element；24, slid chamber；241, the first groove；
242, the second groove；25, venthole；26, third suction element；27, the second putting hole；271, third annular groove；272, Fourth Ring
Slot；28, the second seal washer；29, sealing ring；30, connector sleeve；31, mounting groove.
Specific implementation mode
The utility model is described in further detail below in conjunction with attached drawing.
A kind of thin-wall part vacuum die-casting mould, as shown in Figure 1 and Figure 2, including cover half 1 and dynamic model 2.Cover half 1 is close to dynamic model
It is embedded on 2 end face and determines insert 3, and determined insert 3 and extend towards 2 side of dynamic model.Dynamic model 2 is towards being embedded on the end face of cover half 1
There is insert 4, dynamic insert 4 extends towards 3 side of insert is determined.When cover half 1 and dynamic model 2 fasten, determine insert 3 and dynamic insert 4 it
Between there are gap and formed for mould casting cavity 5.
As shown in Fig. 2, being provided with feed pipe 6 on end face of the cover half 1 far from dynamic model 2, feed pipe 6 is with cover half 1 far from dynamic model 2
End face it is perpendicular, and feed pipe 6 extend into the inside of cover half 1 close to the end of dynamic model 2 and is connected with cavity 5.6 side of feed pipe
The feed inlet 7 being connected with inside feed pipe 6, and the radially extending along feed pipe 6 of feed inlet 7 are offered on wall.In feed pipe 6
Portion's sliding is connected with punch 8, and the lateral wall of punch 8 and the inner tubal wall of feed pipe 6 offset.8 one end of punch is exposed to feed pipe 6
End far from cover half 1.
Dynamic model 2 is connected with support block 9 on the end face far from cover half 1.Dynamic model 2 is recessed towards being provided with first on the end face of support block 9
Slot 241, and the first groove 241 extends towards 1 side of cover half.Support block 9 towards being provided with the second groove 242 on the end face of dynamic model 2,
Second groove 242 extends away from 241 side of the first groove, and the second groove 242 is connected and is formed with the first groove 241
Slid chamber 24.Slid chamber 24 is internally provided with ejecting mechanism 10, and ejecting mechanism 10 is used to the casting of die cast being lifted off dynamic edge
Block 4.
Ejecting mechanism 10 includes thimble 102, top plate 101 and push rod 103.The number of thimble 102 is several and is arranged in
Inside dynamic model 2, and 102 one end of thimble is flush through dynamic insert 4 and with the end face of dynamic insert 4 towards cover half 1, thimble 102
The other end through 241 internal groove side wall of the first groove and inside the slid chamber 24.The sliding of top plate 101 is connected in slid chamber 24
Portion, and top plate 101 is connected with end of the thimble 102 far from cover half 1.103 one end of push rod and end of the top plate 101 far from cover half 1
It is connected, the other end is through support block 9 and is exposed to lateral wall of the support block 9 far from dynamic model 2.
When being produced using the die casting, molten metal is injected into from feed inlet 7 inside feed pipe 6 first.
During this, molten metal splashes out from feed inlet 7 in order to prevent, and the liquid level for controlling molten metal is less than feed inlet 7.Lead to later
It crosses the actuators such as oil cylinder and controls punch 8 towards the movement of 1 side of cover half.During punch 8 moves, punch 8 is in feed pipe 6
The molten metal in portion squeeze and molten metal is pushed into inside cavity 5.When cavity 5 is full by molten metal filling, actuator is closed,
So that molten metal is cooled and shaped inside cavity 5.When molten metal is cooled into casting, dynamic model 2 is controlled first and is divided with cover half 1
From, later by the actuators such as oil cylinder driving push rod 103 towards 1 side of cover half move so that the top plate being connected with push rod 103
101 drive thimble 102 to be moved towards 1 side of cover half.At the same time, the casting in thimble 102 and dynamic insert 4 offsets and by casting
It is lifted off dynamic insert 4.
Several aspirating holes 11, axial uniform point along feed pipe 6 of several aspirating holes 11 are additionally provided on the side wall of feed pipe 6
Cloth, and several aspirating holes 11, between feed inlet 7 and cover half 1, aspirating hole 11 is along the radial setting of feed pipe 6.6 side wall of feed pipe
On be provided with pressure chamber vacuum system 12, pressure chamber vacuum system 12 includes exhaust tube 121, the pumping member of air discharge cook 122 and first
Part 123.Exhaust tube 121 is connected to aspirating hole 11 and is exposed on the end in 6 outside of feed pipe, and exhaust tube 121 is internally provided with
Vacuum filter 13, vacuum filter 13 is for being filtered the air flowed through.Air discharge cook 122 is arranged in exhaust tube 121
Go up and be used to control the unlatching and closing of exhaust tube 121.First suction element 123 is connected to exhaust tube 121 far from aspirating hole
On 11 end, for extracting the air inside feed pipe 6, the first suction element 123 can be selected the first suction element 123
Vacuum tank, vacuum pump etc..
When punch 8 moves to and closes feed inlet 7, the first suction element 123 of control is opened, and air discharge cook 122 is controlled
It opens.The first suction element 123 extracts the air inside feed pipe 6 out at this time so that the air content drop inside feed pipe 6
It is low.During air flows through vacuum filter 13, vacuum filter 13 is filtered air so that the impurity in air
It is not easily accessible to inside the first suction element 123.With the movement of punch 8, the exhaust tube 121 for progressively closing off the process of punch 8 is right
The air discharge cook 122 answered.
Three-way switch valve 14, and 14 side of three-way switch valve are additionally provided between exhaust tube 121 and the first suction element 123
Opening is connected with exhaust tube 121, and a side opening is connected with the first suction element 123, and other side opening is connected with air source
15, air source 15 is used to blow to 121 side of exhaust tube, and wind turbine, air pump etc. may be used in air source 15.When a die casting is completed,
Adjust three-way switch valve 14 so that air source 15 is connected with exhaust tube 121, controls the air discharge cook 122 on exhaust tube 121 later
It opens.Air source 15 is blown to 6 side of feed pipe later so that the impurity inside feed pipe 6 is discharged from feed inlet 7.
As shown in Figure 2, Figure 3, Figure 4, there are two the first annular grooves close to each other towards setting on the end face of dynamic model 2 for cover half 1
161, and the first annular groove 161 will be determined insert 3 and be crowded around in inside.There are two mutually abut towards setting on the end face of cover half 1 for dynamic model 2
The second annular groove 162, and two the second annular grooves 162 and two the first annular grooves 161 are opposite one by one.Second annular groove 162 and the first ring
Slot 161 is connected and forms the first putting hole 16 of annular.First sealing rubber ring 17 is installed inside first putting hole 16, and
The lateral wall of first rubber seal 29 and the inner hole wall of the first putting hole 16 offset.
Cover half 1 is towards being equipped with first row air parcel 18 on the end face of dynamic model 2, and first row air parcel 18 is located at the first annular groove
161 and determine between insert 3.First row air parcel 18 is towards being evenly distributed with several bar-shaped troughs 19, and bar-shaped trough on the end face of dynamic model 2
19 both ends are extended through in the side wall of 18 both sides of first row air parcel.Dynamic model 2 is towards being provided on the end face of cover half 1 and first row
The opposite second row air parcel 20 of air parcel 18, second row air parcel 20 is between the second annular groove 162 and dynamic insert 4, second row air parcel
20 towards being evenly distributed with several fins 21 on the end face of first row air parcel 18, and several fins 21 with several bar-shaped troughs 19 one by one
It corresponds to and stretches to inside corresponding bar-shaped trough 19.
Dynamic model 2 is internally provided with gas vent 22, and 22 one end of gas vent is through the lateral wall of dynamic model 2, and the other end is towards
Two exhaust blocks, 20 side is extended through in second row air parcel 20 towards the end face of first row air parcel 18.Gas vent 22 is far from second
The second suction element 23 is connected on the end of exhaust block 20, the second suction element 23 is used to absorb the air inside cavity 5.
Vacuum tube, vacuum pump etc. may be used in second suction element 23.
Dynamic model 2 is towards being provided with third annular groove 271 on the end face of support block 9, and third annular groove 271 encloses the first groove 241
Hold together inside.Support block 9 is towards being provided with fourth annular groove 272 opposite with third annular groove 271, the 4th annular groove on the end face of dynamic model 2
272 crowd around the second groove 242 in inside.4th annular groove 272, which is connected with third annular groove 271 and forms the second of annular, to be placed
Hole 27.Second putting hole 27 is internally provided with the second seal washer 28, and the lateral wall of the second seal washer 28 and second is placed
The internal groove side wall in hole 27 offsets.
Support block 9 is internally provided with venthole 25,25 one end of venthole through support block 9 lateral wall, the other end through
Second groove, 242 internal groove side wall is simultaneously connected with slid chamber 24.Venthole 25, which is exposed on the end of 9 lateral wall of support block, is connected with
Three suction elements 26, third suction element 26 are used to extract out the air inside slid chamber 24.Third suction element 26 can adopt
With vacuum tank, vacuum pump etc..
Push rod 103 is socketed with connector sleeve 30 on the end far from dynamic model 2, and connector sleeve 30 extend into 9 inside of support block and leads to
It crosses screw and is compressed with end face of the support block 9 far from dynamic model 2 and is connected.There are two the mounting grooves of annular for setting on 30 madial wall of connector sleeve
31, two mounting grooves 31 are along the axial distribution of connector sleeve 30 and mutually abut.It is mounted on rubber material inside two mounting grooves 31
Sealing ring 29, and sealing ring 29 is exposed to the notch of mounting groove 31.
The above is only the exemplary embodiment of the utility model, the protection model rather than limited the present invention
It encloses, the scope of protection of the utility model is determined by the attached claims.
Claims (10)
1. a kind of thin-wall part vacuum die-casting mould, including the cover half (1) and dynamic model (2) that mutually fasten, cover half (1) direction
Be embedded on the end face of dynamic model (2) and determine insert (3), the dynamic model (2) towards being embedded with dynamic insert (4) on the end face of cover half (1),
The dynamic insert (4) fastens the cavity (5) formed for mould casting with insert (3) is determined, and the cover half (1) is far from dynamic model (2)
End face on be plugged with the feed pipe (6) being connected with cavity (5), offered for molten metal on the side wall of the feed pipe (6)
The feed inlet (7) of entrance, feed pipe (6) interior slip are connected with the punch (8) for molten metal to be pressed into cavity (5),
The dynamic model (2) is provided with support block (9) on the end face far from cover half (1), is provided on the support block (9) for casting to be lifted off
The ejecting mechanism (10) of dynamic insert (4), it is characterized in that：Several aspirating holes (11) are equipped on feed pipe (6) side wall, it is several
The aspirating hole (11) is located between feed inlet (7) and cover half (1), and several aspirating holes (11) are axial along feed pipe (6)
Be uniformly distributed, be provided with pressure chamber vacuum system (12) at the feed pipe (6), the pressure chamber vacuum system (12) include it is several with
Aspirating hole (11) corresponds connected exhaust tube (121), is arranged on exhaust tube (121) and is opened for controlling exhaust tube (121)
The air discharge cook (122) that closes is connected to first suction element (123) of the exhaust tube (121) far from feed pipe (6) side.
2. thin-wall part vacuum die-casting mould according to claim 1, it is characterized in that：Setting inside the exhaust tube (121)
It is useful for the vacuum filter (13) of impurity screening, and the vacuum filter (13) is located at exhaust tube (121) close to feed pipe
(6) side.
3. thin-wall part vacuum die-casting mould according to claim 1, it is characterized in that：The exhaust tube (121) is taken out with first
It is provided with three-way switch valve (14) between gas element (123), and is connected on three-way switch valve (14) for exhaust tube (121)
The air source (15) of air blowing.
4. thin-wall part vacuum die-casting mould according to claim 1, it is characterized in that：The dynamic model (2) is towards cover half (1) one
Side is provided with the first annular groove (161), the number at least two of the first annular groove (161) and two neighboring first annular groove (161) phase
It mutually abuts, is provided on the cover half (1) and one-to-one second annular groove (162) of the first annular groove (161), and the second annular groove
(162) the first putting hole (16) for forming annular is fastened with the first annular groove (161), is embedded with inside first putting hole (16)
First sealing rubber ring (17).
5. thin-wall part vacuum die-casting mould according to claim 1, it is characterized in that：The cover half (1) is towards dynamic model (2)
Be embedded with first row air parcel (18) on end face, the first row air parcel (18) towards dynamic model (2) if end face on be uniformly placed with
Dry bar-shaped trough (19), the dynamic model (2) are embedded with second row air parcel (20), the second row with first row air parcel (18) with respect to place
Several and bar-shaped trough (19) grafting fin (21) is provided on air parcel (20).
6. thin-wall part vacuum die-casting mould according to claim 5, it is characterized in that：Exhaust is offered on the dynamic model (2)
Hole (22), described gas vent (22) one end are connected through second row air parcel (20) and with cavity (5), and the other end is through dynamic
The lateral wall of mould (2), the gas vent (22) is through being connected with the second suction element on the end of dynamic model (2) lateral wall
(23)。
7. thin-wall part vacuum die-casting mould according to claim 1, it is characterized in that：The dynamic model (2) is towards support block (9)
The first groove (241) is offered on end face, the support block (9) is provided with the second groove with the first groove (241) with respect to place
(242), and the second groove (242) fastens the slid chamber (24) formed for placing ejecting mechanism (10) with the first groove (241),
Offer venthole (25) on the support block (9), described venthole (25) one end through the second groove (242) internal groove side wall and with
Slid chamber (24) is connected, and the other end is through the lateral wall of support block (9), and venthole (25) is through the end of support block (9)
On be connected with third suction element (26).
8. thin-wall part vacuum die-casting mould according to claim 7, it is characterized in that：The dynamic model (2) is towards support block (9)
Third annular groove (271) is provided on end face, the support block (9) is provided with the 4th annular groove with third annular groove (271) with respect to place
(272), and the 4th annular groove (272) fastens with third annular groove (271) and forms the second putting hole (27), second putting hole (27)
Inside is embedded with the second seal washer (28).
9. thin-wall part vacuum die-casting mould according to claim 8, it is characterized in that：The ejecting mechanism (10) includes sliding
The internal top plate (101) of connection slid chamber (24), sliding are connected to the thimble that dynamic model (2) is internal and is connected with top plate (101)
(102), it through support block (9) and the push rod (103) that is connected with top plate (101), is set between the support block (9) and push rod (103)
At least two sealing rings (29) are equipped with, and two neighboring sealing ring (29) mutually abuts.
10. thin-wall part vacuum die-casting mould according to claim 9, it is characterized in that：The company of being socketed on the push rod (103)
Female connector (30), and connector sleeve (30) is connected by screw with end face of the support block (9) far from dynamic model (2), in the connector sleeve (30)
The mounting groove (31) for placing sealing ring (29) is provided on wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820087352.9U CN207787669U (en) | 2018-01-18 | 2018-01-18 | Thin-wall part vacuum die-casting mould |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820087352.9U CN207787669U (en) | 2018-01-18 | 2018-01-18 | Thin-wall part vacuum die-casting mould |
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| CN207787669U true CN207787669U (en) | 2018-08-31 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110052592A (en) * | 2018-01-18 | 2019-07-26 | 小出（台州）模具有限公司 | Thin-wall part vacuum die-casting mould |
| CN115446282A (en) * | 2022-08-31 | 2022-12-09 | 广州市型腔模具制造有限公司 | Ultra-large integrated die-casting vacuum control method |
-
2018
- 2018-01-18 CN CN201820087352.9U patent/CN207787669U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110052592A (en) * | 2018-01-18 | 2019-07-26 | 小出（台州）模具有限公司 | Thin-wall part vacuum die-casting mould |
| CN115446282A (en) * | 2022-08-31 | 2022-12-09 | 广州市型腔模具制造有限公司 | Ultra-large integrated die-casting vacuum control method |
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