CN109926558A - Vacuum die casting machine and evacuated die-casting process method - Google Patents
Vacuum die casting machine and evacuated die-casting process method Download PDFInfo
- Publication number
- CN109926558A CN109926558A CN201711362346.6A CN201711362346A CN109926558A CN 109926558 A CN109926558 A CN 109926558A CN 201711362346 A CN201711362346 A CN 201711362346A CN 109926558 A CN109926558 A CN 109926558A
- Authority
- CN
- China
- Prior art keywords
- melting kettle
- vacuum
- melting
- feeding
- die
- 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
Links
Landscapes
- Crucibles And Fluidized-Bed Furnaces (AREA)
- Crystals, And After-Treatments Of Crystals (AREA)
Abstract
The present invention provides a kind of vacuum die casting machine, including rack, smelting apparatus, die device and injection device, rack is equipped with main vacuum warehouse and injection vacuum warehouse, and smelting apparatus and die device are set in main vacuum warehouse；The solid plate of die device is equipped with barrel, and injection device includes first driving device and the injection rod in injection vacuum warehouse, and one end of injection rod is connect with first driving device, and the other end is arranged on solid plate；Vacuum die casting machine provided by the invention has additional injection vacuum warehouse, even if there are gaps for the cooperation of injection rod and barrel, main vacuum warehouse will not be caused to be connected to ambient atmosphere, can more effectively guarantee the vacuum degree of main vacuum warehouse, avoid blister generated in die-casting piece；The present invention also provides a kind of evacuated die-casting process methods, comprising: feeding, moves material, molding, die casting, die sinking and blanking step at melting, due to using vacuum die casting machine above-mentioned, so that winner's vacuum warehouse vacuum degree is kept more preferable, avoids blister generated in die-casting piece.
Description
Technical field
The invention belongs to evacuated die-casting process field shaping techniques, are to be related to a kind of vacuum die casting machine and vacuum more specifically
Pressure casting method.
Background technique
Press casting procedure mainly includes melting and injection mo(u)lding stage, due to the inherent shortcoming of horizontal die casting, main vacuum warehouse
In the case that vacuum degree is poor, injection process is easy volume gas, product formation stomata.The injection rod and barrel of existing vacuum die casting machine
Between there are gaps, be difficult to ensure the vacuum degree of winner's vacuum warehouse, influence die casting effect.
On the other hand, it after needing the slurry of melting kettle being transferred to mold after die casting machine completion melting, returns again to empty molten
Refine oil crucible, then carry out feeding, melting, needing to wait for melting terminates, until slurry be again transferred to after mold just can be carried out it is next
Time-consuming waiting melting and melted slurry is all needed to be delivered to mold, production efficiency after secondary die-casting die one die casting of every die casting
It is low.
Summary of the invention
One of the objects of the present invention is to provide a kind of vacuum die casting machines, to solve injection operation existing in the prior art
The technical issues of being easily destroyed the vacuum environment of vacuum warehouse.
To achieve the above object, the technical solution adopted by the present invention is that: provide a kind of vacuum die casting machine, including rack, molten
Device, die device and injection device are refined, the die device includes solid plate and moving template, and the rack is equipped with main vacuum
Storehouse and injection vacuum warehouse, the smelting apparatus and the die device are set in the main vacuum warehouse；The solid plate is equipped with
For holding the barrel of the slurry melted through the smelting apparatus, the barrel is located at the injection vacuum warehouse and the main vacuum
Between storehouse, the injection device includes injection rod and first driving device, and the injection rod is set in the injection vacuum warehouse；Institute
The one end for stating injection rod is connect with the first driving device, and the other end is arranged on the solid plate；The first driving dress
Setting can drive the injection rod mobile to enter the slurry injection in the barrel in the molding room of the die device.
Further, the injection vacuum warehouse includes storehouse cylinder, and the first driving device includes hydraulic cylinder and hydraulic stem, institute
Injection rod is stated to fix with the hydraulic stem；One end of storehouse cylinder and solid plate sealing are fixed, the other end with it is described hydraulic
Cylinder sealing is fixed.
Further, the rack is equipped with feeding transition vacuum warehouse, and the feeding transition vacuum warehouse is equipped with first and takes out
Vacuum plant is equipped with the first vacuum valve, the feeding transition vacuum between the feeding transition vacuum warehouse and the main vacuum warehouse
The second vacuum valve is equipped between storehouse and outside atmosphere.
Further, the rack is equipped with blanking transition vacuum warehouse, and the blanking transition vacuum warehouse is equipped with second and takes out
Vacuum plant is equipped with third vacuum valve, the blanking transition vacuum between the blanking transition vacuum warehouse and the main vacuum warehouse
The 4th vacuum valve is equipped between storehouse and outside atmosphere.
Further, the smelting apparatus includes melting kettle, and the rack, which is equipped with, moves material device, and device is expected in the shifting
Including the first transportation rod and the second driving device；One end of first transportation rod is for connecting the melting kettle, the other end
Second driving device is connected, first transportation rod can drive the melting earthenware under the driving of second driving device
Slurry is transferred to the barrel by crucible.
Further, the smelting apparatus is set as two, and each smelting apparatus includes heating device and is movably arranged at institute
The melting kettle on heating device is stated, mobile device, the stop place of each melting kettle are additionally provided in the rack
Including first position and the second position, when each melting kettle is located at its corresponding described first position its it is corresponding described plus
Thermal can heat the melting kettle, when each melting kettle is located at the second position described in the first transportation rod can connect
Connect the melting kettle, the mobile device can drive each melting kettle in the respective first position and described
It is converted between the second position.
Further, the mobile device includes translating device and two lifting devices, the smelting apparatus and the liter
Falling unit corresponds, and the stop place of each melting kettle further includes the third place, and each melting kettle is located at its phase
Its corresponding lifting device and the translating device can connect the melting kettle, each institute when the third place answered
Stating lifting device can drive the corresponding melting kettle to go up and down conversion between the first position and the third place；It is described
Translating device can drive each melting kettle level conversion between the respective the third place and the second position.
Further, the second position is in when each melting kettle feeding.
The beneficial effect of vacuum die casting machine provided by the invention is: compared with prior art, evacuated die-casting process of the invention
Machine has additional injection vacuum warehouse, makes injection rod when carrying out injection operation, though the cooperation of injection rod and barrel there are gap,
Main vacuum warehouse will not be caused to be connected to ambient atmosphere, can more effectively guarantee the vacuum degree of main vacuum warehouse, die casting is avoided to produce
Product generate bubble.
The second object of the present invention is to provide a kind of evacuated die-casting process method, to solve injection behaviour existing in the prior art
Make the technical issues of being easy the vacuum environment of vacuum warehouse.
To achieve the above object, the technical solution adopted by the present invention is that: provide a kind of based on the true of aforementioned vacuum die casting machine
Pneumatics casting method, step include:
Feeding: raw material is sent into the smelting apparatus；
Melting: the raw material melting is formed slurry by the smelting apparatus；
It moves material: the slurry is moved into the barrel from the smelting apparatus；
Molding: the moving template is mobile towards the solid plate, completes molding；
Die casting: the first driving device drive the injection rod by the slurry from the barrel injection enter it is described at
Type room, molding obtain die casting；
Die sinking: the direction that the moving template is directed away from the solid plate is mobile, completes die sinking；
Blanking: the die casting in the die device is taken away.
Further, the rack is equipped with feeding transition vacuum warehouse, and the feeding transition vacuum warehouse is equipped with first and takes out
Vacuum plant is equipped with the first vacuum valve, the feeding transition vacuum between the feeding transition vacuum warehouse and the main vacuum warehouse
The second vacuum valve is equipped between storehouse and outside atmosphere, the feeding step includes:
Second vacuum valve is opened, the raw material is added into the feeding transition vacuum warehouse；
Second vacuum valve is closed, first vacuum evacuation device is opened and the feeding transition vacuum warehouse take out very
Vacancy reason；
After the completion of vacuumize process, first vacuum valve is opened, the raw material enters the smelting apparatus；
After the raw material enters the smelting apparatus, first vacuum valve is closed.
Further, the smelting apparatus includes melting kettle, and the rack, which is equipped with, moves material device, and device is expected in the shifting
Including the first transportation rod and the second driving device；One end of first transportation rod is for connecting the melting kettle, the other end
Second driving device is connected, second driving device drives the first transportation rod movement to move material operation, institute to realize
Stating shifting material step includes:
After the smelting apparatus completes melting, second driving device drives first transportation rod to drive the melting
Crucible shifts to the die device；
Second driving device drives the first transportation rod rotation, the melting kettle overturning, and the slurry pours into
The barrel；
Second driving device drives first transportation rod to turn round and withdraw the melting kettle.
Further, the smelting apparatus is set as two, each smelting apparatus include heating device and be movably arranged at plus
Melting kettle in thermal, two melting kettles are respectively the first melting kettle and the second melting kettle, described in two
Heating device is respectively first heater and secondary heating mechanism, and mobile device, each melting are additionally provided in the rack
The stop place of crucible includes first position and the second position, when each melting kettle is located at its corresponding described first position
Its corresponding described heating device can heat the melting kettle, and each melting kettle is located at second position when institute
The melting kettle can be connected by stating the first transportation rod, and the mobile device can drive each melting kettle in respective institute
It states and is converted between first position and the second position, feeding when each melting kettle is in the second position, the feeding step,
The melting step and shifting material step include:
First melting kettle feeding and melting: carrying out feeding to first melting kettle for being located at the second position,
After the completion of the first melting kettle feeding, the mobile device drives first melting kettle mobile from the second position
To its corresponding first position, the first heater starts the raw material in the first melting kettle described in melting；
Second melting kettle moves material: after the raw material in second melting kettle is smelted into slurry, the mobile dress
It sets and second melting kettle is driven to be moved to the second position from its corresponding described first position；Device band is expected in the shifting
It moves second melting kettle and moves and expect to the barrel, then second melting kettle is returned into the second position；
Second melting kettle feeding and melting: to the second melting kettle feeding, the second melting kettle feeding is complete
Cheng Hou, the mobile device drive second melting kettle to be moved to its described first accordingly from the second position
It sets, the secondary heating mechanism starts the raw material in the second melting kettle described in melting；
First melting kettle moves material: after the raw material in first melting kettle is smelted into slurry, the mobile dress
It sets and first melting kettle is driven to be moved to the second position from its corresponding described first position；Device band is expected in the shifting
It moves first melting kettle and moves and expect to the barrel, then first melting kettle is returned into the second position；
Circulation carries out the first melting kettle feeding and melting step, second melting kettle move material step, described
Second melting kettle feeding and melting step and first melting kettle move material step, until terminating die casting.
Further, the mobile device includes translating device and two lifting devices, the smelting apparatus and the liter
Falling unit corresponds, and the stop place of each melting kettle further includes the third place, and each melting kettle is located at its phase
Its corresponding lifting device and the translating device can connect the melting kettle, each institute when the third place answered
Stating lifting device can drive the corresponding melting kettle to rise between the respective first position and the third place
Drop conversion；The translating device can drive each melting kettle in the respective the third place and the second position
Between level conversion, second melting kettle moves material step and includes:
After the raw material in second melting kettle is smelted into slurry, second lifting device drives described second
Melting kettle rises to its corresponding the third place from its corresponding described first position；
The translating device drives second melting kettle to be moved to described second from its corresponding described the third place
Position；
The second melting kettle feeding and melting step include:
To the second melting kettle feeding；
After the completion of the second melting kettle feeding, the translating device drives second melting kettle from described second
Position is moved to its corresponding the third place；
Second lifting device drives second melting kettle to fall after rise from its corresponding described the third place to its phase
The first position answered；
The secondary heating mechanism starts the raw material in the second melting kettle described in melting.
The beneficial effect of evacuated die-casting process method provided by the invention is: compared with prior art, vacuum pressure of the invention
Casting method has additional injection vacuum warehouse, makes injection rod when carrying out injection operation due to having used vacuum die casting machine above-mentioned,
Even if there are gaps for the cooperation of injection rod and barrel, main vacuum warehouse will not be caused to be connected to ambient atmosphere, it can be more effective
The vacuum degree for guaranteeing main vacuum warehouse avoids die-cast product from generating bubble.
Detailed description of the invention
It to describe the technical solutions in the embodiments of the present invention more clearly, below will be to embodiment or description of the prior art
Needed in attached drawing be briefly described, it should be apparent that, the accompanying drawings in the following description is only of the invention some
Embodiment for those of ordinary skill in the art without any creative labor, can also be according to these
Attached drawing obtains other attached drawings.
Fig. 1 is the schematic cross-sectional view one of vacuum die casting machine provided in an embodiment of the present invention；
Fig. 2 is the schematic cross-sectional view two of vacuum die casting machine provided in an embodiment of the present invention；
Fig. 3 is the schematic perspective view of vacuum die casting machine provided in an embodiment of the present invention；
Fig. 4 is the structural schematic diagram of melting dependency structure in Fig. 1；
Fig. 5 is the flow chart of evacuated die-casting process method provided in an embodiment of the present invention；
Fig. 6 is the flow chart of the feeding step in Fig. 5；
Fig. 7 is the flow chart of the blanking step in Fig. 5；
Fig. 8 is the flow chart of the shifting material step in Fig. 5；
Fig. 9 is two melting kettle feeding steps, melting step and the flow chart for moving material step.
Wherein, each appended drawing reference in figure:
1- rack；The main vacuum warehouse of 11-；12- injection vacuum warehouse；The storehouse 121- cylinder；13- feeding transition vacuum warehouse；131- first
Vacuum valve；The second vacuum valve of 132-；14- blanking transition vacuum warehouse；141- third vacuum valve；The 4th vacuum valve of 142-；2- melting
Device；21- melting kettle；The first melting kettle of 211-；The second melting kettle of 212-；22- heating device；3- die device；31-
Solid plate；32- moving template；4- injection device；41- injection rod；42- first driving device；5- barrel；6- moves material device；61-
One transportation rod；The second driving device of 62-；7- blanking device；The second transportation rod of 71-；72- third driving device；73- reclaimer
Structure；8- mobile device；81- lifting device；82- translating device.
Specific embodiment
In order to which technical problems, technical solutions and advantages to be solved are more clearly understood, tie below
Accompanying drawings and embodiments are closed, the present invention will be described in further detail.It should be appreciated that specific embodiment described herein is only
To explain the present invention, it is not intended to limit the present invention.
It should be noted that it can be directly another when element is referred to as " being fixed on " or " being set to " another element
On one element or indirectly on another element.When an element is known as " being connected to " another element, it can
To be directly to another element or be indirectly connected on another element.
It is to be appreciated that term " length ", " width ", "upper", "lower", "front", "rear", "left", "right", "vertical",
The orientation or positional relationship of the instructions such as "horizontal", "top", "bottom" "inner", "outside" is 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, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include one or more of the features.In the description of the present invention, the meaning of " plurality " is two or more,
Unless otherwise specifically defined.
Also referring to Fig. 1 to Fig. 4, now vacuum die casting machine provided by the invention is illustrated.Vacuum die casting machine, including
Rack 1, smelting apparatus 2, die device 3 and injection device 4, die device 3 includes solid plate 31 and moving template 32, in rack 1
Equipped with main vacuum warehouse 11 and injection vacuum warehouse 12, smelting apparatus 2 and die device 3 are set in main vacuum warehouse 11；On solid plate 31
Equipped with the barrel 5 for holding the slurry that smelting device 2 melts, barrel 5 be located at injection vacuum warehouse 12 and main vacuum warehouse 11 it
Between, injection device 4 includes injection rod 41 and first driving device 42, and injection rod 41 is set in injection vacuum warehouse 12；Injection rod 41
One end connect with first driving device 42, the other end is arranged on solid plate 31；42 energy band of first driving device moves injection rod
41 is mobile to enter the slurry injection in barrel 5 in the molding room of die device 3.
Vacuum die casting machine provided by the invention is additionally arranged injection vacuum warehouse 12 compared with prior art, in injection process,
Injection rod 41, barrel 5 and die device 3 are in the closed bin body that injection vacuum warehouse 12 and main vacuum warehouse 11 are combined into, i.e., sharp
Main vacuum warehouse 11 is isolated with ambient atmosphere with injection vacuum warehouse 12, is avoided between the cooperation between injection rod 41 and barrel 5
The vacuum degree of main vacuum warehouse 11 is influenced every place's connection atmosphere, die-cast product is avoided to generate bubble.
Further, referring to Fig. 1, a kind of specific embodiment as vacuum die casting machine provided by the invention, injection
Vacuum warehouse 12 includes storehouse cylinder 121, and first driving device 42 includes hydraulic cylinder and hydraulic stem, and injection rod 41 is fixed with hydraulic stem；Storehouse
One end of cylinder 121 and the sealing of solid plate 31 are fixed, and the other end is fixed with hydraulic cylinder sealing.Hydraulic cylinder has High power output, carrying
The strong feature of ability is suitble to this occasion simply moved back and forth；Cooperation 121 and solid plate 31 using hydraulic cylinder and storehouse cylinder
Cooperation with storehouse cylinder 121 cooperates, and forms injection vacuum warehouse 12, structure is simple, is capable of forming reliable sealing space, effectively avoids
Air enters mold in injection process.
Further, referring to Fig. 1, a kind of specific embodiment as vacuum die casting machine provided by the invention, rack 1
It is equipped with feeding transition vacuum warehouse 13, feeding transition vacuum warehouse 13 is equipped with the first vacuum evacuation device (not shown), feeding
The first vacuum valve 131 is equipped between transition vacuum warehouse 13 and main vacuum warehouse 11, between feeding transition vacuum warehouse 13 and outside atmosphere
Equipped with the second vacuum valve 132.Such first vacuum valve 131 replaces opening with the second vacuum valve 132, and in the second vacuum valve 132
Every progress carries out a vacuum pumping to feeding transition vacuum warehouse 13 after once opening and closing, and effectively ambient atmosphere can be avoided to pass through
Feeding channel, which enters main vacuum warehouse 11, influences the vacuum degree of main vacuum warehouse 11, and then influences die casting performance.Preferably, feeding
Transition vacuum warehouse 13 is located at the top of smelting apparatus 2, after closing the second vacuum valve 132 and opening the first vacuum valve 131, raw material
Turn hole capital after selling all securities 13 from feeding transition to slide into smelting apparatus 2, structure is simple, convenient and practical.
Further, referring to Fig. 1, a kind of specific embodiment as vacuum die casting machine provided by the invention, rack 1
It is equipped with blanking transition vacuum warehouse 14, blanking transition vacuum warehouse 14 is equipped with the second vacuum evacuation device (not shown), blanking
Third vacuum valve 141 is equipped between transition vacuum warehouse 14 and main vacuum warehouse 11, between blanking transition vacuum warehouse 14 and outside atmosphere
Equipped with the 4th vacuum valve 142.Third vacuum valve 141 replaces opening with the 4th vacuum valve 142 in this way, and in the 4th vacuum valve 142
Every progress carries out a vacuum pumping to blanking transition vacuum warehouse 14 after once opening and closing, and effectively ambient atmosphere can be avoided to pass through
Blanking channel, which enters main vacuum warehouse 11, influences the vacuum degree of main vacuum warehouse 11, and then influences die casting performance.
Specifically, the first vacuum valve 131, the second vacuum valve 132, third vacuum valve 141 and the 4th vacuum valve 142 are vacuum
Gate valve, structure is simple, can be realized reliable sealing.
Further, referring to Fig. 1, a kind of specific embodiment as vacuum die casting machine provided by the invention, melting
Device 2 includes melting kettle 21, and rack 1, which is equipped with, moves material device 6, and moving material device 6 includes the first transportation rod 61 and the second driving
Device 62；One end of first transportation rod 61 connects the second driving device 62 for connecting melting kettle 21, the other end, drives second
First transportation rod 61 can drive melting kettle 21 that slurry is transferred to barrel 5 under the driving of dynamic device 62.Die device 3 is in and opens
When mould state, moves the melted slurry of material device smelting apparatus 2 and be transplanted on barrel 5, can efficiently, accurately complete to move material behaviour
Make, improving production efficiency.
Further, referring to Fig. 1, a kind of specific embodiment as vacuum die casting machine provided by the invention, is also wrapped
Blanking device 7 is included, blanking device 7 includes the second transportation rod 71 and third driving device 72；One end of second transportation rod 71 connects
There is material fetching mechanism 73, the other end connects third driving device 72, second transportation rod, 71 energy under the driving of third driving device 72
Material fetching mechanism 73 is driven to protrude into die device 3 and take out die casting；Feeding operation is completed using blanking device, and taking-up is facilitated to press
Casting, and the feeding time can be saved, be conducive to improve production efficiency.
Preferably, material fetching mechanism 73 is pallet, and third driving device 72 includes motor and feeding cylinder, and feeding cylinder drives
Second transportation rod, 71 telescopic moving, motor drive the rotation of the second transportation rod 71, and the 4th vacuum valve 142 is set to blanking transition vacuum warehouse
14 downside, pallet return in the quasi- hole capital after selling all securities 14 of blanking transition after containing die casting under the drive of feeding cylinder and are located at the 4th very
The top of empty valve 142, after third vacuum valve 141 is closed and the 4th vacuum valve 142 is opened, motor drives the rotation of the second transportation rod 71
Turn so that die casting is poured out in pallet overturning, die casting falls out vacuum die casting machine from the opening of the 4th vacuum valve 142.
Further, also referring to Fig. 1, Fig. 2 and Fig. 4, one kind as vacuum die casting machine provided by the invention is specific
Embodiment, smelting apparatus 2 are set as two, and each smelting apparatus 2 includes heating device 22 and is movably arranged on heating device 22
Melting kettle 21 is additionally provided with mobile device 8 in rack 1, and the stop place of each melting kettle 21 includes first position and second
Set, when each melting kettle 21 is located at its corresponding first position its corresponding heating device 22 can heating melting crucibles 21 (such as
Fig. 1), the first transportation rod 61 can connect melting kettle 21 (such as Fig. 2), mobile device 8 when each melting kettle 21 is located at the second position
Each melting kettle 21 can be driven to convert between respective first position and the second position.In entire press casting procedure, from for
Expect that the process time-consuming that the slurry in smelting apparatus 2 is transferred to barrel 5 is relatively long on smelting apparatus 2, such as every time by slurry
After being transferred to barrel 5, all needing the empty melting kettle 21 of experience return, feeding, melting and melting kettle 21 to be moved to barrel 5 could again
If the secondary addition slurry for barrel 5, the efficiency for producing die casting can be caused to reduce because of the overlong time of waiting, be arranged two and melt
Device 2 is refined, slurry can be provided in turn by two melting kettles 21 for die device 3, avoid falling into a long wait, it can be significantly
Improve production efficiency.
Further, also referring to Fig. 1, Fig. 2 and Fig. 4, one kind as vacuum die casting machine provided by the invention is specific
Embodiment, mobile device 8 include 82 (not shown) of translating device and two lifting devices 81, smelting apparatus 2 and lifting
Device 81 corresponds, and the stop place of each melting kettle 21 further includes the third place, and it is corresponding that each melting kettle 21 is located at it
Its corresponding lifting device 81 and translating device 82 can connect melting kettle 21 when the third place, and each lifting device 81 can drive
Corresponding melting kettle 21 goes up and down conversion between first position and the third place；Translating device 82 can drive each melting kettle 21 to exist
Level conversion between respective the third place and the second position.Each melting kettle 21 can be in corresponding lifting device 81
Drive under gone up and down, then cooperate translating device 82 to the translation of melting kettle 21, be able to achieve each melting kettle 21 main true
Position conversion in hole capital after selling all securities 11, the movement of melting kettle 21 are more steady.
Preferably, the corresponding first position of two melting kettle 21 and the second position are in same fore-and-aft plane.In this way
The reciprocating movement of translating device 82 can drive the horizontal position of each melting kettle 21 to convert, i.e., by melting kettle 21 from second
It sets and is moved to the third place, or be moved to the second position from the third place.
Preferably, translating device 82 is hydraulic cylinder or pneumatic cylinder, is run smoothly reliable.
Further, as a kind of specific embodiment of vacuum die casting machine provided by the invention, on each melting kettle 21
The second position is in when material.It, can be on the spot in this way after moving material device 6 and the completion shifting material of melting kettle 21 is driven to return to the second position
Feeding is conducive to save the time, and the operation is more convenient.
Referring to Fig. 5, existing be illustrated evacuated die-casting process method provided by the invention.Based on previous embodiment evacuated die-casting process
The evacuated die-casting process method of machine, step include:
S1, feeding: raw material is sent into smelting apparatus 2；
S2, melting: raw material melting is formed slurry by smelting apparatus 2；
S3, it moves material: slurry is moved into barrel 5 from smelting apparatus 2；
S4, molding: moving template 32 is mobile towards solid plate 31, completes molding；
S5, die casting: first driving device 42 drives injection rod 41 that slurry is entered molding room from 5 injection of barrel, forms
To die casting；
S6, die sinking: the direction that moving template 32 is directed away from solid plate 31 is mobile, completes die sinking；
S7, blanking: the die casting in die device 3 is taken away.The evacuated die-casting process method is suitable for aforementioned any embodiment
Vacuum die casting machine.
Evacuated die-casting process method provided by the invention is compared with prior art, true due to having used previous embodiment to provide
Pneumatics casting machine, in press casting procedure, injection rod 41, barrel 5 and die device 3 are all in vacuum ring mirror, when can be avoided injection
The quality of die casting is influenced because air enters mold.
Further, referring to Fig. 6, a kind of specific embodiment as evacuated die-casting process method provided by the invention, when
Rack 1 is equipped with feeding transition vacuum warehouse 13, and feeding transition vacuum warehouse 13 is equipped with the first vacuum evacuation device, feeding transition vacuum
It is equipped with the first vacuum valve 131 between storehouse 13 and main vacuum warehouse 11, second is equipped between feeding transition vacuum warehouse 13 and outside atmosphere
When vacuum valve 132,
Step S1 includes:
S11, the second vacuum valve 132 is opened, raw material is added into feeding transition vacuum warehouse 13；
S12, the second vacuum valve 132 is closed, opens the first vacuum evacuation device and feeding transition vacuum warehouse 13 is vacuumized
Processing；
After the completion of S13, vacuumize process, the first vacuum valve 131 is opened, raw material enters smelting apparatus 2；
After S14, raw material enter smelting apparatus 2, the first vacuum valve 131 is closed.
Such first vacuum valve 131 replaces opening with the second vacuum valve 132, and primary in the every progress of the second vacuum valve 132
After folding to feeding transition vacuum warehouse 13 carry out a vacuum pumping, can effectively avoid ambient atmosphere by feeding channel into
Enter to main vacuum warehouse 11 to influence the vacuum degree of main vacuum warehouse 11, and then influences die casting performance.
Further, referring to Fig. 7, a kind of specific embodiment as evacuated die-casting process method provided by the invention, when
Rack 1 is equipped with blanking transition vacuum warehouse 14, and blanking transition vacuum warehouse 14 is equipped with the second vacuum evacuation device, blanking transition vacuum
It is equipped with third vacuum valve 141 between storehouse 14 and main vacuum warehouse 11, the 4th is equipped between blanking transition vacuum warehouse 14 and outside atmosphere
Vacuum valve 142；Vacuum die casting machine further includes blanking device 7, and blanking device 7 includes the second transportation rod 71 and third driving device
72；One end of second transportation rod 71 is connected with material fetching mechanism 73, and the other end connects third driving device 72, third driving device 72
When driving the movement of the second transportation rod 71 to realize blanking operation,
Step S7 includes:
S71, third vacuum valve 141 is opened, starts third driving device 72, third driving device 72 drives the second transportation rod
71 movements, material fetching mechanism 73 move to molding room from blanking transition vacuum warehouse 14；
S72, die casting are transferred to material fetching mechanism 73, carry drive of the material fetching mechanism 73 in third driving device 72 of die casting
Blanking transition vacuum warehouse 14 is returned under dynamic；
S73, material fetching mechanism 73 close third vacuum valve 141 after returning to blanking transition vacuum warehouse 14；
S74, the 4th vacuum valve 142 is opened, die casting is taken out from blanking transition vacuum warehouse 14；
S75, the 4th vacuum valve 142 is closed；
S76, the second vacuum evacuation device carry out vacuumize process to blanking transition vacuum warehouse 14, wait feeding behaviour next time
Make.
Third vacuum valve 141 replaces opening with the 4th vacuum valve 142 in this way, and primary in the every progress of the 4th vacuum valve 142
After folding to blanking transition vacuum warehouse 14 carry out a vacuum pumping, can effectively avoid ambient atmosphere by blanking channel into
The vacuum degree for entering to main vacuum warehouse 11 to influence main vacuum warehouse 11 avoids influencing die casting performance.
Further, referring to Fig. 8, a kind of specific embodiment as evacuated die-casting process method provided by the invention, when
Smelting apparatus 2 includes melting kettle 21, and rack 1, which is equipped with, moves material device 6, and moving material device 6 includes the first transportation rod 61 and second
Driving device 62；For connecting melting kettle 21, the other end connects the second driving device 62 for one end of first transportation rod 61, and second
When driving device 62 drives the movement of the first transportation rod 61 to move material operation to realize,
Step S3 includes:
After S31, smelting apparatus 2 complete melting, the second driving device 62 drives the first transportation rod 61 to drive melting kettle 21
Shift to die device 3；
S32, the second driving device 62 drive the rotation of the first transportation rod 61, and melting kettle 21 is overturn, and slurry pours into barrel 5；
S33, the second driving device 62 drive the first transportation rod 61 to turn round and withdraw melting kettle 21.
Shifting material operation can be smoothly realized in this way, and whole process is simple, high reliablity.
Further, referring to Fig. 9, a kind of specific embodiment as evacuated die-casting process method provided by the invention, when
Smelting apparatus 2 is set as two, and each smelting apparatus 2 includes heating device 22 and the melting kettle being movably arranged on heating device 22
21, two melting kettles 21 are respectively the first melting kettle and the second melting kettle, and two heating devices 22 respectively first add
Thermal and secondary heating mechanism, mobile device 8 is additionally provided in rack 1, and the stop place of each melting kettle 21 includes first
It sets and the second position, its corresponding heating device 22 can heat melting when each melting kettle 21 is located at its corresponding first position
Crucible 21, the first transportation rod 61 can connect melting kettle 21 when each melting kettle 21 is located at the second position, and mobile device 8 can drive
Each melting kettle 21 is converted between respective first position and the second position, when each melting kettle 21 is in the second position on
When material,
Step S1, step S2 and step S3 include:
N1,211 feeding of the first melting kettle and melting: carrying out feeding to the first melting kettle 211 for being located at the second position,
After the completion of first melting kettle, 211 feeding, mobile device 8 drives the first melting kettle 211 to be moved to it accordingly from the second position
First position, first heater starts the raw material in the first melting kettle of melting 211；
N2, the second melting kettle 212 move material: after the raw material in the second melting kettle 212 is smelted into slurry, mobile dress
It sets 8 the second melting kettles of drive 212 and is moved to the second position from its corresponding first position；It moves material device 6 and drives the second melting
Crucible 212, which moves, expects to barrel 5, then the second melting kettle 212 is returned to the second position；
N3,212 feeding of the second melting kettle and melting: to 212 feeding of the second melting kettle, on the second melting kettle 212
After the completion of material, mobile device 8 drives the second melting kettle 212 to be moved to its corresponding first position from the second position, and second adds
Thermal starts the raw material in the second melting kettle of melting 212；
N4, the first melting kettle 211 move material: after the raw material in the first melting kettle 211 is smelted into slurry, mobile dress
It sets 8 the first melting kettles of drive 211 and is moved to the second position from its corresponding first position；It moves material device 6 and drives the first melting
Crucible 211, which moves, expects to barrel 5, then the first melting kettle 211 is returned to the second position；
Circulation carries out step N1 to step N4, until terminating die casting without again into feeding.
In entire press casting procedure, expects from for smelting apparatus 2 and the slurry in smelting apparatus 2 is transferred to barrel 5
Process time-consuming is relatively long, as after slurry is transferred to barrel 5 every time, all needed experience to return to empty melting kettle 21, feeding, melting
Being moved to barrel 5 with melting kettle 21 could can cause to give birth to again for the addition slurry of barrel 5 because of the overlong time of waiting
The efficiency for producing die casting reduces, and two smelting apparatus 2 are arranged, and can be mentioned in turn for die device 3 by two melting kettles 21
It for slurry, avoids falling into a long wait, production efficiency can be greatly improved.
Further, a kind of specific embodiment as evacuated die-casting process method provided by the invention, when mobile device 8 is wrapped
Translating device 82 and two lifting devices 81 are included, smelting apparatus 2 and lifting device 81 correspond, the stop of each melting kettle 21
Position further includes the third place, its corresponding lifting device 81 and translation when each melting kettle 21 is located at its corresponding the third place
Device 82 can connect melting kettle 21, and each lifting device 81 can drive corresponding melting kettle 21 at respective first
It sets and goes up and down conversion between the third place；Translating device 82 can drive each melting kettle 21 in respective the third place and second
Between position when level conversion,
Step N2 includes:
After the raw material in the second melting kettle 212 is smelted into slurry, the second lifting device drives the second melting kettle
212 rise to its corresponding the third place from its corresponding first position；
Translating device 82 drives the second melting kettle 212 to be moved to the second position from its corresponding the third place；
Step N3 includes:
To 212 feeding of the second melting kettle；
After the completion of second melting kettle, 212 feeding, translating device 82 drives the second melting kettle 212 mobile from the second position
To its corresponding the third place；
Second lifting device drives the second melting kettle 212 to fall to its corresponding first after rise from its corresponding the third place
It sets；
Secondary heating mechanism starts the raw material in the second melting kettle of melting 212；
The conversion between first position and the second position is realized in the lifting of second melting kettle 212 and translation, and conversion process is steady,
High reliablity.
Similarly, mobile device 8 drives the first melting kettle 211 to convert between its corresponding first position and the second position
Mode realized by the first lifting device and translating device 82, with the first melting kettle 211 in its corresponding first position and the
The mode converted between two positions is identical.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Made any modifications, equivalent replacements, and improvements etc., should all be included in the protection scope of the present invention within mind and principle.
Claims (13)
1. vacuum die casting machine, including rack, smelting apparatus, die device and injection device, the die device include solid plate
And moving template, it is characterised in that: the rack is equipped with main vacuum warehouse and injection vacuum warehouse, the smelting apparatus and the mold
Device is set in the main vacuum warehouse；The solid plate is equipped with the material for holding the slurry melted through the smelting apparatus
Cylinder, for the barrel between the injection vacuum warehouse and the main vacuum warehouse, the injection device includes injection rod and first
Driving device, the injection rod are set in the injection vacuum warehouse；One end of the injection rod and the first driving device connect
It connects, the other end is arranged on the solid plate；The first driving device can drive the injection rod mobile with by the barrel
Interior slurry injection enters in the molding room of the die device.
2. vacuum die casting machine as described in claim 1, it is characterised in that: the injection vacuum warehouse include storehouse cylinder, described first
Driving device includes hydraulic cylinder and hydraulic stem, and the injection rod is fixed with the hydraulic stem；One end of storehouse cylinder with it is described fixed
Formwork seal is fixed, and the other end is fixed with the hydraulic cylinder sealing.
3. vacuum die casting machine as claimed in claim 2, it is characterised in that: the rack is equipped with feeding transition vacuum warehouse, institute
Feeding transition vacuum warehouse is stated equipped with the first vacuum evacuation device, is equipped between the feeding transition vacuum warehouse and the main vacuum warehouse
First vacuum valve is equipped with the second vacuum valve between the feeding transition vacuum warehouse and outside atmosphere.
4. vacuum die casting machine as claimed in claim 2, it is characterised in that: the rack is equipped with blanking transition vacuum warehouse, institute
Blanking transition vacuum warehouse is stated equipped with the second vacuum evacuation device, is equipped between the blanking transition vacuum warehouse and the main vacuum warehouse
Third vacuum valve is equipped with the 4th vacuum valve between the blanking transition vacuum warehouse and outside atmosphere.
5. such as the described in any item vacuum die casting machines of Claims 1-4, it is characterised in that: the smelting apparatus includes melting earthenware
Crucible, the rack, which is equipped with, moves material device, and the shifting material device includes the first transportation rod and the second driving device；First fortune
One end of defeated bar is for connecting the melting kettle, and the other end connects second driving device, in second driving device
Driving under first transportation rod can drive the melting kettle that slurry is transferred to the barrel.
6. vacuum die casting machine as claimed in claim 5, it is characterised in that: the smelting apparatus is set as two, each melting
Device includes heating device and the melting kettle that is movably arranged on the heating device, is additionally provided with mobile dress in the rack
It sets, the stop place of each melting kettle includes first position and the second position, and it is corresponding that each melting kettle is located at it
Its corresponding described heating device can heat the melting kettle when first position, and each melting kettle is located at described
First transportation rod described in when the second position can connect the melting kettle, and the mobile device can drive each melting kettle to exist
It is converted between the respective first position and the second position.
7. vacuum die casting machine as claimed in claim 6, it is characterised in that: the mobile device includes that translating device and two rise
Falling unit, the smelting apparatus and the lifting device correspond, and the stop place of each melting kettle further includes third
Position, its corresponding described lifting device and the translation dress when each melting kettle is located at its corresponding described the third place
Setting can connect the melting kettle, each lifting device can drive the corresponding melting kettle the first position with
Conversion is gone up and down between the third place；The translating device can drive each melting kettle in the respective third position
Set the level conversion between the second position.
8. vacuum die casting machine as claimed in claim 6, it is characterised in that: be in described second when each melting kettle feeding
Position.
9. the evacuated die-casting process method based on vacuum die casting machine of any of claims 1 or 2, it is characterised in that: step includes:
Feeding: raw material is sent into the smelting apparatus；
Melting: the raw material melting is formed slurry by the smelting apparatus；
It moves material: the slurry is moved into the barrel from the smelting apparatus；
Molding: the moving template is mobile towards the solid plate, completes molding；
Die casting: the first driving device drives the injection rod that the slurry is entered the molding from the barrel injection
Room, molding obtain die casting；
Die sinking: the direction that the moving template is directed away from the solid plate is mobile, completes die sinking；
Blanking: the die casting in the die device is taken away.
10. evacuated die-casting process method as claimed in claim 9, it is characterised in that: the rack is equipped with feeding transition vacuum warehouse,
The feeding transition vacuum warehouse is equipped with the first vacuum evacuation device, sets between the feeding transition vacuum warehouse and the main vacuum warehouse
There is the first vacuum valve, the second vacuum valve is equipped between the feeding transition vacuum warehouse and outside atmosphere, the feeding step includes:
Second vacuum valve is opened, the raw material is added into the feeding transition vacuum warehouse；
Second vacuum valve is closed, first vacuum evacuation device is opened and the feeding transition vacuum warehouse is carried out vacuumizing place
Reason；
After the completion of vacuumize process, first vacuum valve is opened, the raw material enters the smelting apparatus；
After the raw material enters the smelting apparatus, first vacuum valve is closed.
11. evacuated die-casting process method as claimed in claim 9, it is characterised in that: the smelting apparatus includes melting kettle, described
Rack, which is equipped with, moves material device, and the shifting material device includes the first transportation rod and the second driving device；First transportation rod
For connecting the melting kettle, the other end connects second driving device for one end, described in the second driving device driving
The movement of first transportation rod moves material operation to realize, the shifting material step includes:
After the smelting apparatus completes melting, second driving device drives first transportation rod to drive the melting kettle
Shift to the die device；
Second driving device drives the first transportation rod rotation, and the melting kettle overturning, the slurry pours into described
Barrel；
Second driving device drives first transportation rod to turn round and withdraw the melting kettle.
12. evacuated die-casting process method as claimed in claim 9, it is characterised in that: the smelting apparatus is set as two, each described molten
The melting kettle that device includes heating device and is movably arranged on heating device is refined, two melting kettles are respectively first molten
It refines crucible and the second melting kettle, two heating devices is respectively first heater and secondary heating mechanism, the machine
Mobile device is additionally provided on frame, the stop place of each melting kettle includes first position and the second position, each melting
Its corresponding described heating device can heat the melting kettle, each institute when crucible is located at its corresponding described first position
First transportation rod described in stating when melting kettle is located at the second position can connect the melting kettle, the mobile device energy
Each melting kettle is driven to convert between the respective first position and the second position, each melting kettle
Feeding when in the second position, the feeding step, the melting step and shifting material step include:
First melting kettle feeding and melting: carrying out feeding to first melting kettle for being located at the second position, described
After the completion of first melting kettle feeding, the mobile device drives first melting kettle to be moved to it from the second position
The corresponding first position, the first heater start the raw material in the first melting kettle described in melting；
Second melting kettle moves material: after the raw material in second melting kettle is smelted into slurry, the mobile device band
It moves second melting kettle and is moved to the second position from its corresponding described first position；The shifting material device drives institute
It states the second melting kettle and moves and expect to the barrel, then second melting kettle is returned into the second position；
Second melting kettle feeding and melting: to the second melting kettle feeding, after the completion of the second melting kettle feeding,
The mobile device drives second melting kettle to be moved to its corresponding first position from the second position, described
Secondary heating mechanism starts the raw material in the second melting kettle described in melting；
First melting kettle moves material: after the raw material in first melting kettle is smelted into slurry, the mobile device band
It moves first melting kettle and is moved to the second position from its corresponding described first position；The shifting material device drives institute
It states the first melting kettle and moves and expect to the barrel, then first melting kettle is returned into the second position；
Circulation carries out the first melting kettle feeding and melting step, second melting kettle move material step, described second
Melting kettle feeding and melting step and first melting kettle move material step, until terminating die casting.
13. evacuated die-casting process method as claimed in claim 12, it is characterised in that: the mobile device includes translating device and two
A lifting device, the smelting apparatus and the lifting device correspond, and the stop place of the melting kettle further includes the
Three positions, its corresponding lifting device and the translation when each melting kettle is located at its corresponding described the third place
Device can connect the melting kettle, and each lifting device can drive the corresponding melting kettle in respective institute
It states and goes up and down conversion between first position and the third place；The translating device can drive each melting kettle respectively corresponding
The third place and the second position between level conversion, second melting kettle moves material step and includes:
After the raw material in second melting kettle is smelted into slurry, second lifting device drives second melting
Crucible rises to its corresponding the third place from its corresponding described first position；
The translating device drives second melting kettle to be moved to the second position from its corresponding described the third place；
The second melting kettle feeding and melting step include:
To the second melting kettle feeding；
After the completion of the second melting kettle feeding, the translating device drives second melting kettle from the second position
It is moved to its corresponding the third place；
It is corresponding to it that second lifting device drives second melting kettle to fall after rise from its corresponding described the third place
The first position；
The secondary heating mechanism starts the raw material in the second melting kettle described in melting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711362346.6A CN109926558B (en) | 2017-12-18 | 2017-12-18 | Vacuum die casting machine and vacuum die casting method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711362346.6A CN109926558B (en) | 2017-12-18 | 2017-12-18 | Vacuum die casting machine and vacuum die casting method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109926558A true CN109926558A (en) | 2019-06-25 |
| CN109926558B CN109926558B (en) | 2021-06-18 |
Family
ID=66982212
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711362346.6A Active CN109926558B (en) | 2017-12-18 | 2017-12-18 | Vacuum die casting machine and vacuum die casting method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109926558B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110883978A (en) * | 2019-09-25 | 2020-03-17 | 南安市科雅机械科技有限公司 | A reverse mould equipment for plastics production |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201231307Y (en) * | 2008-07-17 | 2009-05-06 | 比亚迪股份有限公司 | Vacuum material-discharging device and die-casting machine with the vacuum material-discharging device |
| CN203292455U (en) * | 2013-03-20 | 2013-11-20 | 龙吉林 | Vertical type vacuum die casting machine |
| CN204276853U (en) * | 2014-11-20 | 2015-04-22 | 苏州凯宥电子科技有限公司 | A kind of efficient high vacuum former of conventional die-cast metal alloy |
| CN104550825A (en) * | 2013-10-23 | 2015-04-29 | 比亚迪股份有限公司 | Metal forming equipment |
| CN104741568A (en) * | 2013-12-25 | 2015-07-01 | 基准精密工业（惠州）有限公司 | Die casting machine |
-
2017
- 2017-12-18 CN CN201711362346.6A patent/CN109926558B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201231307Y (en) * | 2008-07-17 | 2009-05-06 | 比亚迪股份有限公司 | Vacuum material-discharging device and die-casting machine with the vacuum material-discharging device |
| CN203292455U (en) * | 2013-03-20 | 2013-11-20 | 龙吉林 | Vertical type vacuum die casting machine |
| CN104550825A (en) * | 2013-10-23 | 2015-04-29 | 比亚迪股份有限公司 | Metal forming equipment |
| CN104741568A (en) * | 2013-12-25 | 2015-07-01 | 基准精密工业（惠州）有限公司 | Die casting machine |
| CN204276853U (en) * | 2014-11-20 | 2015-04-22 | 苏州凯宥电子科技有限公司 | A kind of efficient high vacuum former of conventional die-cast metal alloy |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110883978A (en) * | 2019-09-25 | 2020-03-17 | 南安市科雅机械科技有限公司 | A reverse mould equipment for plastics production |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109926558B (en) | 2021-06-18 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203292455U (en) | Vertical type vacuum die casting machine | |
| CN104259430B (en) | Metal and alloy evacuated die-casting process Forming Equipments thereof and method | |
| CN211758365U (en) | Semi-solid rheoforming device for aluminum alloy | |
| CN109926558A (en) | Vacuum die casting machine and evacuated die-casting process method | |
| CN113199000A (en) | Vacuum die casting machine with multiple injection modes and die casting method | |
| CN106077563A (en) | Liquid metal die casting machine and pressure casting method | |
| CN209206385U (en) | A kind of door lock zinc alloy piece rapid forming mold | |
| CN101774007A (en) | Alloy liquid extrusion casting and forming device and technical method thereof | |
| CN207681456U (en) | vacuum die casting machine | |
| CN205167146U (en) | Notes formula pottery thick liquids injection molding machine is taken out to cylinder | |
| CN218836048U (en) | Low-pressure casting device | |
| CN208341698U (en) | A kind of New energy automobile motor shell low pressure casting die | |
| CN207508245U (en) | A kind of heat balance method of semi-solid processing automatic assembly line | |
| CN102974760A (en) | Lost foam casting device and casting method | |
| CN216575474U (en) | Flange casting mould | |
| CN115945666A (en) | Die-casting die and die-casting method for large-size die-casting piece | |
| CN214349491U (en) | Vertical injection die casting machine | |
| CN211170426U (en) | Efficient automatic pressing machine for glass | |
| CN206717005U (en) | Amorphous metal former | |
| CN210211073U (en) | Polyester rod rapid prototyping production facility | |
| CN208245779U (en) | A kind of molding equipment of large format amorphous alloy thin wall pieces | |
| CN206185111U (en) | Liquid metal die casting machine | |
| CN214720461U (en) | Low-pressure casting machine | |
| CN218699853U (en) | High-pressure slip casting device for ceramic sanitary ware production | |
| CN210477662U (en) | A multi-chamber injection mold for beverage lid processing |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |