CN110732655A - Aluminum alloy casting forming die and forming process - Google Patents
Aluminum alloy casting forming die and forming process Download PDFInfo
- Publication number
- CN110732655A CN110732655A CN201911119250.6A CN201911119250A CN110732655A CN 110732655 A CN110732655 A CN 110732655A CN 201911119250 A CN201911119250 A CN 201911119250A CN 110732655 A CN110732655 A CN 110732655A
- Authority
- CN
- China
- Prior art keywords
- die
- casting
- mold
- cavity
- core
- 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.)
- Pending
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D18/00—Pressure casting; Vacuum casting
- B22D18/04—Low pressure casting, i.e. making use of pressures up to a few bars to fill the mould
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Molds, Cores, And Manufacturing Methods Thereof (AREA)
Abstract
The invention discloses an aluminum alloy casting forming die, wherein a left half die and a right half die are detachably aligned and buckled to form an outer die with a cavity inside, a core is arranged in the cavity, an annular riser is arranged at the top of the outer die, a liquid lifting port communicated with the cavity and an external low-pressure casting machine is arranged at the bottom of the outer die, a main pouring channel extending along the vertical direction and communicated with the liquid lifting port and a plurality of branch pouring channels extending along the horizontal direction and communicated with the main pouring channel are arranged in the cavity, the branch pouring channels are staggered on two sides of the main pouring channel along the vertical direction, and a plurality of local cooling assemblies are arranged on the outer die and the core.
Description
Technical Field
The invention relates to the technical field of aluminum alloy casting processing and forming, in particular to aluminum alloy casting forming dies and aluminum alloy casting forming processes using the aluminum alloy casting forming dies.
Background
The existing high-voltage switch product enters into industrialized production, and aiming at a casting used by the product, the existing common method is to adopt the traditional sand mold gravity casting process to machine and form.
, under the condition of poor quality , castings are horizontally placed in the axis direction in the existing gravity casting process, after sand cores of the castings are manufactured, the sand cores are positioned and placed inside an outer mold by core heads at two ends, and the castings form rear support castings after being poured.
Therefore, how to improve the forming efficiency and the product quality of the aluminum alloy castings, reduce the production cost thereof and realize mass production is an important technical problem to be solved by those skilled in the art at present.
Disclosure of Invention
The invention aims to provide aluminum alloy casting forming molds, which can effectively improve the forming efficiency and the product quality of aluminum alloy castings, reduce the production cost and realize batch production, and the invention also aims to aluminum alloy casting forming processes using the aluminum alloy casting forming molds in types.
In order to solve the technical problem, the invention provides aluminum alloy casting forming dies, which comprise a left half die and a right half die matched with a low-pressure casting machine, wherein the left half die and the right half die are detachably aligned and buckled to form an outer die with a cavity inside, a core is arranged in the cavity, and the top of the outer die is provided with an annular riser communicated with the cavity;
the bottom of the outer die is provided with a liquid lifting port communicated with the die cavity and an external low-pressure casting machine, a main pouring gate extending along the vertical direction and communicated with the liquid lifting port and a plurality of branch pouring gates extending along the horizontal direction and communicated with the main pouring gate are arranged in the die cavity, the branch pouring gates are arranged on two sides of the main pouring gate in a staggered mode along the vertical direction, the main pouring gate, the branch pouring gates and the outer wall of the die core and the inner wall of the die cavity are matched with each other to form a space for casting molding, and a plurality of local cooling assemblies matched with the space for casting molding are arranged on the outer die and the die core.
Preferably, the local cooling assembly comprises several chills and chills arranged on the outer die and/or the core.
Preferably, the chilling device comprises an inner cavity, and a feeding opening for introducing the cooling medium and a discharging opening for discharging the cooling medium are communicated with the inner cavity.
Preferably, the inner wall of the inner cavity is a regular concave-convex surface and/or an irregular concave-convex surface.
Preferably, the left mold half, the right mold half, and the cooling assembly are all ferrous parts.
Preferably, the core is a resin part, and the outer wall of the core, the inner wall of the core, the main runner and each branch runner are coated with protective coatings.
The invention also provides aluminum alloy casting forming processes, which adopts the aluminum alloy casting forming die set in any of the above claims, and comprises the following steps:
designing a proper casting process scheme aiming at the structural characteristics of a casting, determining a mold structure and a material, simulating and gradually perfecting a process by adopting casting simulation software, and determining final process parameters and process details;
prefabricating a base material, manufacturing a corresponding left half die, a right half die, a mold core and each cooling assembly according to the determined process parameters, and correspondingly arranging each cooling assembly on the corresponding positions of the left half die, the right half die and the mold core according to the molding requirement of a casting;
preheating and matching the mold, preheating the left half mold, the right half mold and the mold core, placing the preheated mold core between the left half mold and the right half mold and assembling in place, and then matching the left half mold and the right half mold to form a complete external mold;
preparing aluminum liquid, melting cast aluminum alloy ingots into the aluminum liquid, refining and modifying the aluminum liquid at the temperature of between 680 and 740 ℃ to obtain qualified aluminum liquid, and transferring the qualified aluminum liquid into a heat preservation furnace of low-pressure casting equipment;
casting, pressurizing the heat preservation furnace through a low-pressure casting machine control system, enabling aluminum liquid to enter a cavity through a riser pipe under the pressure of gas, continuously pressurizing according to set pressure parameters, enabling the aluminum liquid to enter a space which can be used for casting forming in the cavity through a main pouring gate and each branch pouring gate, enabling the aluminum liquid to be continuously fed and solidified under the pressure of the gas, ensuring the structure of a radiating fin of the casting and the compactness of nearby tissues, discharging the gas to the outside of an outer die through an annular riser in the process of introducing the aluminum liquid, ensuring the constant internal pressure of a tip structure in the cavity, and ensuring the feeding forming effect of the casting;
and post-treatment, namely performing shot blasting treatment on the inner surface and the outer surface of the cast casting, performing corresponding heat treatment to obtain a qualified rear support casting blank, and simultaneously performing corresponding cleaning and finishing on the core, the left half die and the right half die for subsequent processes.
Preferably, in the step of preheating and clamping, the preheating temperature of the core is 60-180 ℃.
Compared with the background technology, in the operation and use process of the aluminum alloy casting forming die, as the casting process of outer die bottom feeding is adopted, aluminum liquid introduced into the cavity through the liquid lifting port can be introduced into each branch pouring gate from top to bottom along the vertical direction from by turns through the main pouring gate, and is conveyed to each part in the cavity through the branch pouring gates in steps, the casting solidification forming is realized from bottom to top, redundant gas in the cavity is discharged smoothly through the annular riser in the forming process, so that the gas is prevented from invading the space for gradual forming in the cavity, the feeding effect of the aluminum alloy casting is improved remarkably, the forming structure and the product quality of the casting are improved correspondingly, meanwhile, the high-efficiency chilling and temperature reduction of each key part through each cooling assembly is realized, the structural strength and the structural compactness of each key part of the formed casting meet the use requirements of corresponding working conditions, the quality of the casting is improved further by steps, the manual intervention required in the whole operation process of the aluminum alloy casting forming die is extremely less, the quantitative production efficiency and the product consistency of the casting can be effectively ensured, and the core and the disassembly and the overall production cost of the aluminum alloy casting can be reduced correspondingly.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a schematic external structural view of an aluminum alloy casting forming mold according to embodiments of the present invention;
FIG. 2 is a perspective cut-away view of the internal structure of FIG. 1;
FIG. 3 is a schematic view of the main runner and the branch runner in FIG. 1;
FIG. 4 is a perspective view of the structure of the quench apparatus of FIG. 1;
FIG. 5 is a flow chart of the process for forming an aluminum alloy casting according to embodiments of the present invention.
The casting mold comprises an 11-outer mold, a 111-left mold half, a 112-right mold half, a 12-cavity, a 121-annular riser, a 122-liquid lifting port, a 123-main pouring channel, a 124-branch pouring channel, a 13-mold core, a 14-chilling block, a 15-chilling device, a 151-inner cavity, a 152-material inlet, a 153-material outlet, a 21-casting and a 22-low-pressure casting machine bottom plate.
Detailed Description
The core of the invention is to provide aluminum alloy casting forming dies, which can effectively improve the forming efficiency and the product quality of aluminum alloy castings, reduce the production cost and realize batch production, and simultaneously provide aluminum alloy casting forming processes applying the aluminum alloy casting forming dies.
In order to facilitate a better understanding of the inventive arrangements for those skilled in the art, the present invention is further described in conjunction with the accompanying drawings and the detailed description.
Referring to fig. 1 to 4, fig. 1 is an external structural schematic view of an aluminum alloy casting forming die according to embodiments of the present invention, fig. 2 is a perspective cross-sectional view of an internal structure of fig. 1, fig. 3 is a structural schematic view of a main runner and a branch runner in fig. 1, and fig. 4 is a structural perspective view of a chiller in fig. 1.
In a specific embodiment, the forming mold for the aluminum alloy casting 21 provided by the invention comprises a left mold half 111 and a right mold half 112 matched with a low-pressure casting machine, wherein the left mold half 111 and the right mold half 112 are detachably aligned and buckled to form an outer mold 11 with a cavity 12 inside, a mold core 13 is arranged in the cavity 12, and the top of the outer mold 11 is provided with an annular riser 121 communicated with the cavity 12; the bottom of the outer die 11 is provided with a liquid lifting port 122 for communicating the die cavity 12 with an external low-pressure casting machine, the die cavity 12 is internally provided with a main pouring channel 123 which extends along the vertical direction and is communicated with the liquid lifting port 122 and a plurality of branch pouring channels 124 which extends along the horizontal direction and is communicated with the main pouring channel 123, each branch pouring channel 124 is staggered at two sides of the main pouring channel 123 along the vertical direction, the main pouring channel 123, the branch pouring channels 124 and the outer wall of the core 13 are mutually matched with the inner wall of the die cavity 12 to form a space for forming the casting 21, and the outer die 11 and the core 13 are provided with a plurality of local cooling components which are matched with the space for.
In the operation and use process, as the casting process of feeding from the bottom of the outer mold 11 is adopted, the aluminum liquid introduced into the cavity 12 through the liquid lifting port 122 can be introduced into each branch pouring gate 124 from to from bottom to top in the vertical direction, and is further conveyed to each part in the cavity 12 through each branch pouring gate 124 in a -step mode, solidification and forming of the casting 21 are realized from bottom to top, redundant gas in the cavity 12 is smoothly discharged through the annular riser 121 in the forming process, so that the gas is prevented from invading the space for gradual forming in the cavity 12, the feeding effect of the aluminum alloy casting 21 is obviously improved, the forming structure and the product quality of the casting 21 are correspondingly improved, meanwhile, the high-efficiency chilling and temperature reduction of each key part through each cooling assembly are realized, the structural strength and the structural compactness of each key part of the casting 21 after forming meet the use requirements of corresponding working conditions, the product quality of the aluminum alloy casting 21 is further improved in an -step mode, the required manual intervention of the whole operation process of the aluminum alloy casting 21 forming mold is extremely less, the quantitative production efficiency and the product can be effectively ensured, and the cost of the aluminum alloy casting 21 can be further obviously utilized, and the whole production process cost can be further reduced.
, the local cooling component comprises a plurality of chills 14 and a chilling device 15 which are arranged on the outer die 11 and/or the core 13. in the specific application, the use cost of the chills 14 is lower than that of the chilling device 15, therefore, under the premise of ensuring the local cooling requirement of the casting 21, the chills 14 are preferably used as the part for local chilling treatment, and for parts of the casting 21 with higher requirement on chilling treatment, the chilling device 15 is required to be efficiently chilled, and workers can decide the selection and use of the chills 14 and the chilling device 15 in practical application according to the actual working condition requirement and the comprehensive consideration of the actual cost of equipment and process, and the like, and in principle, the local cooling component can meet the molding requirement of the aluminum alloy casting 21 and ensure the product quality.
Specifically, the chilling apparatus 15 includes an inner cavity 151, and a feeding port 152 through which the cooling medium is fed and a discharging port 153 through which the cooling medium is discharged are connected to the inner cavity 151. The cooling medium is continuously introduced into the inner cavity 151 through the material inlet 152, so that the cooling medium is subjected to efficient heat exchange with the corresponding part of the casting 21 through the side wall of the chilling device 15, the local efficient chilling and cooling treatment on the casting 21 is realized, the production requirement of the product is met, the cooling medium after heat exchange is discharged through the material outlet 153, so that sufficient inner space of the inner cavity 151 is reserved to receive the new cooling medium, and the continuous working operation efficiency of the chilling device 15 and the chilling treatment effect on the casting 21 are ensured.
In fact, the regular and/or irregular concave-convex surfaces are arranged to further increase the contact area between the inner cavity 151 and the cooling medium, so that the heat exchange efficiency between the chilling device 15 and the casting 21 is correspondingly improved.
In another aspect , the left mold half 111, the right mold half 112, and the cooling assembly are made of iron, specifically, in view of practical production cost and assembly performance, the left mold half 111, the right mold half 112, and the cooling assembly are made of ductile iron, so that the physical and chemical properties and mechanical properties of the above components meet the requirements of corresponding casting conditions.
The core 13 is made of resin, and the outer wall of the core 13, the inner wall of the core 13, the main gate 123, and the branch gates 124 are coated with a protective coating. Each protective coating can provide sufficient structural protection for the contact surface between each related part and the aluminum liquid so as to prevent each part from being influenced by the aluminum liquid to influence the existing structure, prevent the contact surface between the formed casting 21 and each part from being adhered, and improve the demolding efficiency of the casting 21 and the product forming quality.
Referring to fig. 5, fig. 5 is a flow chart illustrating a forming process of the aluminum alloy casting 21 according to embodiments of the present invention.
In a specific embodiment, the present invention provides a forming process of an aluminum alloy casting 21, which uses the forming mold of the aluminum alloy casting 21, including:
aiming at the structural characteristics of the casting 21, a proper casting process scheme is designed, the structure and the material of the mold are determined, the process simulation is carried out by adopting casting simulation software and is gradually improved, and the final process parameters and process details are determined.
and manufacturing the corresponding left half die 111, right half die 112, core 13 and each cooling assembly according to the determined process parameters, and correspondingly arranging each cooling assembly on the corresponding positions of the left half die 111, right half die 112 and core 13 according to the molding requirement of the casting 21.
preheating the left half mold 111, the right half mold 112 and the core 13, placing the preheated core 13 between the left half mold 111 and the right half mold 112 and assembling in place, and then closing the left half mold 111 and the right half mold 112 to form the complete outer mold 11.
It should be noted that in step , specifically, in the actual operation, in the step 103 of preheating and clamping, the preheating temperature of the core 13 is 60-180 ℃, so as to ensure that the process temperature of the core 13 meets the molding requirement of the corresponding casting 21, and ensure the molding quality of the product.
melting the cast aluminum alloy ingot into aluminum liquid, refining and modifying the aluminum liquid at the temperature of between 680 and 740 ℃ to obtain qualified aluminum liquid, and transferring the qualified aluminum liquid into a heat preservation furnace of low-pressure casting equipment.
Step 105, casting:
the heat preservation furnace is pressurized through a low-pressure casting machine control system, so that aluminum liquid enters the cavity 12 through a riser pipe under the pressure of gas, the pressurization is continuously carried out according to set pressure parameters, the aluminum liquid enters a space which is provided for the molding of the casting 21 in the cavity 12 through the main pouring gate 123 and the branch pouring gates 124, the aluminum liquid is continuously fed and solidified under the pressure of the gas, the structure of a radiating fin of the casting 21 and the compactness of the adjacent structure are ensured, the gas is discharged to the outside of the outer die 11 through the annular riser 121 in the process of introducing the aluminum liquid, the constant internal pressure of a tip structure in the cavity 12 is ensured, and the feeding molding effect of the casting 21 is ensured.
Step 106, post-processing:
and performing shot blasting treatment on the inner surface and the outer surface of the cast casting 21, performing corresponding heat treatment to obtain a qualified rear support casting 21 blank, and simultaneously performing corresponding cleaning and finishing on the mold core 13, the left mold half 111 and the right mold half 112 for subsequent processes.
In conclusion, in the operation and use process of the aluminum alloy casting forming die provided by the invention, as a casting process of feeding from the bottom of the outer die is adopted, aluminum liquid introduced into the cavity through the liquid lifting port can be introduced into each branch pouring gate from the main pouring gate from bottom to top one by one along the vertical direction, and is conveyed to each part in the cavity through each branch pouring gate in steps, the casting is solidified and formed from bottom to top, redundant gas in the cavity is discharged smoothly through an annular riser in the forming process, so that the gas is prevented from invading the space for gradual forming in the cavity, the feeding effect of the aluminum alloy casting is obviously improved, the forming structure and the product quality of the casting are correspondingly improved, meanwhile, the high-efficiency chilling and cooling of each key part through each cooling assembly is realized, the structural strength and the structural compactness of each key part of the formed casting meet the use requirements of corresponding working conditions, the quality of the casting is improved in steps, the manual intervention required in the whole operation process of the aluminum alloy casting forming die is extremely less, the quantitative production efficiency and the product consistence of the core and the repeated use of the working condition of the casting, and the core and the equipment can be further obviously utilized, and the whole aluminum alloy casting production cost.
In addition, the aluminum alloy casting forming process applying the aluminum alloy casting forming mold provided by the invention has the advantages that the forming efficiency and the product quality of the aluminum alloy casting can be effectively improved, the production cost is reduced, and the mass production is realized through the steps of process design, substrate prefabrication, preheating and mold assembly, aluminum liquid preparation, casting, post-treatment and the like which are sequentially carried out.
The aluminum alloy casting forming mold and the aluminum alloy casting forming process using the aluminum alloy casting forming mold provided by the invention are described in detail above. The principles and embodiments of the present invention are explained herein using specific examples, which are presented only to assist in understanding the method and its core concepts. It should be noted that, for those skilled in the art, it is possible to make various improvements and modifications to the present invention without departing from the principle of the present invention, and those improvements and modifications also fall within the scope of the claims of the present invention.
Claims (8)
- The aluminum alloy casting forming die is characterized by comprising a left half die and a right half die which are matched with a low-pressure casting machine, wherein the left half die and the right half die are detachably buckled in an aligned mode to form an outer die with a cavity inside, a core is arranged in the cavity, and an annular riser communicated with the cavity is arranged at the top of the outer die;the bottom of the outer die is provided with a liquid lifting port communicated with the die cavity and an external low-pressure casting machine, a main pouring gate extending along the vertical direction and communicated with the liquid lifting port and a plurality of branch pouring gates extending along the horizontal direction and communicated with the main pouring gate are arranged in the die cavity, the branch pouring gates are arranged on two sides of the main pouring gate in a staggered mode along the vertical direction, the main pouring gate, the branch pouring gates and the outer wall of the die core and the inner wall of the die cavity are matched with each other to form a space for casting molding, and a plurality of local cooling assemblies matched with the space for casting molding are arranged on the outer die and the die core.
- 2. An aluminum alloy casting forming mold as defined in claim 1, wherein: the local cooling assembly includes chills and chills disposed on the outer mold and/or the core.
- 3. An aluminum alloy casting forming mold as defined in claim 2, wherein: the chilling device comprises an inner cavity, and a feeding opening for introducing cooling media and a discharging opening for discharging the cooling media are communicated with the inner cavity.
- 4. An aluminum alloy casting forming mold as defined in claim 3, wherein: the inner wall of the inner cavity is a regular concave-convex surface and/or an irregular concave-convex surface.
- 5. An aluminum alloy casting forming mold as defined in claim 1, wherein: the left half mold, the right half mold and the cooling assembly are all iron parts.
- 6. An aluminum alloy casting forming mold as defined in claim 1, wherein: the core is a resin product, and protective coatings are coated on the outer wall of the core, the inner wall of the core, the main pouring channel and each branch pouring channel.
- An aluminum alloy casting molding process of using the aluminum alloy casting molding die of any of claims 1 to 6, comprising the steps of:designing a proper casting process scheme aiming at the structural characteristics of a casting, determining a mold structure and a material, simulating and gradually perfecting a process by adopting casting simulation software, and determining final process parameters and process details;prefabricating a base material, manufacturing a corresponding left half die, a right half die, a mold core and each cooling assembly according to the determined process parameters, and correspondingly arranging each cooling assembly on the corresponding positions of the left half die, the right half die and the mold core according to the molding requirement of a casting;preheating and matching the mold, preheating the left half mold, the right half mold and the mold core, placing the preheated mold core between the left half mold and the right half mold and assembling in place, and then matching the left half mold and the right half mold to form a complete external mold;preparing aluminum liquid, melting cast aluminum alloy ingots into the aluminum liquid, refining and modifying the aluminum liquid at the temperature of between 680 and 740 ℃ to obtain qualified aluminum liquid, and transferring the qualified aluminum liquid into a heat preservation furnace of low-pressure casting equipment;casting, pressurizing the heat preservation furnace through a low-pressure casting machine control system, enabling aluminum liquid to enter a cavity through a riser pipe under the pressure of gas, continuously pressurizing according to set pressure parameters, enabling the aluminum liquid to enter a space which can be used for casting forming in the cavity through a main pouring gate and each branch pouring gate, enabling the aluminum liquid to be continuously fed and solidified under the pressure of the gas, ensuring the structure of a radiating fin of the casting and the compactness of nearby tissues, discharging the gas to the outside of an outer die through an annular riser in the process of introducing the aluminum liquid, ensuring the constant internal pressure of a tip structure in the cavity, and ensuring the feeding forming effect of the casting;and post-treatment, namely performing shot blasting treatment on the inner surface and the outer surface of the cast casting, performing corresponding heat treatment to obtain a qualified rear support casting blank, and simultaneously performing corresponding cleaning and finishing on the core, the left half die and the right half die for subsequent processes.
- 8. A process for forming an aluminum alloy casting according to claim 7, wherein: in the step of preheating and die assembly, the preheating temperature of the mold core is 60-180 ℃.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911119250.6A CN110732655A (en) | 2019-11-15 | 2019-11-15 | Aluminum alloy casting forming die and forming process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911119250.6A CN110732655A (en) | 2019-11-15 | 2019-11-15 | Aluminum alloy casting forming die and forming process |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110732655A true CN110732655A (en) | 2020-01-31 |
Family
ID=69272990
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911119250.6A Pending CN110732655A (en) | 2019-11-15 | 2019-11-15 | Aluminum alloy casting forming die and forming process |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110732655A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113680976A (en) * | 2021-07-19 | 2021-11-23 | 东风精密铸造有限公司 | Die structure and forming method for forming metal type Venturi tube |
| CN114783738A (en) * | 2022-05-30 | 2022-07-22 | 重庆科新电气有限公司 | Angle ring type dry-type transformer and angle ring production process |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101269414A (en) * | 2008-04-01 | 2008-09-24 | 西安电力机械制造公司 | Casting method for large-scale overpressure resistant aluminum housing |
| CN102198502A (en) * | 2011-05-18 | 2011-09-28 | 沈阳工业大学 | Die of cast aluminum shell for high pressure switch, and method for producing cast aluminum shell |
| CN105081281A (en) * | 2015-08-25 | 2015-11-25 | 来安县科来兴实业有限责任公司 | Metal mold low-pressure casting process for cast-aluminum gearbox body of high-speed train |
| DE102016104074A1 (en) * | 2015-03-20 | 2016-09-22 | Ksm Castings Group Gmbh | Vertical casting machine |
| CN108057871A (en) * | 2017-12-27 | 2018-05-22 | 浙江拓卡斯机械科技有限公司 | A kind of aluminium alloy can mould and its application method |
-
2019
- 2019-11-15 CN CN201911119250.6A patent/CN110732655A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101269414A (en) * | 2008-04-01 | 2008-09-24 | 西安电力机械制造公司 | Casting method for large-scale overpressure resistant aluminum housing |
| CN102198502A (en) * | 2011-05-18 | 2011-09-28 | 沈阳工业大学 | Die of cast aluminum shell for high pressure switch, and method for producing cast aluminum shell |
| DE102016104074A1 (en) * | 2015-03-20 | 2016-09-22 | Ksm Castings Group Gmbh | Vertical casting machine |
| CN105081281A (en) * | 2015-08-25 | 2015-11-25 | 来安县科来兴实业有限责任公司 | Metal mold low-pressure casting process for cast-aluminum gearbox body of high-speed train |
| CN108057871A (en) * | 2017-12-27 | 2018-05-22 | 浙江拓卡斯机械科技有限公司 | A kind of aluminium alloy can mould and its application method |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113680976A (en) * | 2021-07-19 | 2021-11-23 | 东风精密铸造有限公司 | Die structure and forming method for forming metal type Venturi tube |
| CN113680976B (en) * | 2021-07-19 | 2024-02-20 | 东风精密铸造有限公司 | Die structure and molding method for molding metal type venturi tube |
| CN114783738A (en) * | 2022-05-30 | 2022-07-22 | 重庆科新电气有限公司 | Angle ring type dry-type transformer and angle ring production process |
| CN114783738B (en) * | 2022-05-30 | 2023-09-12 | 重庆科新电气有限公司 | Corner ring production process |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| WO2020107540A1 (en) | Mold for implementing in-mold rapid forming and quenching | |
| CN107363224B (en) | Casting system and method of casting | |
| CN115007839B (en) | Semi-solid rheoforming low-pressure casting method | |
| CN110732655A (en) | Aluminum alloy casting forming die and forming process | |
| CN112658210B (en) | Sectional casting method for subway bogie special-shaped steel casting | |
| CN110142393A (en) | Liquid forging microlight-type wheel disc assembly forming process and mold and system | |
| CN111774537A (en) | Thin-wall complex cylinder body type iron casting shell mold pouring system and casting process | |
| CN109396345A (en) | A method of for investment casting formwork part Quench | |
| CN110899671A (en) | Casting solidification control method | |
| CN113843406A (en) | Die-casting process of super-integrated transmission case | |
| CN113927017A (en) | Sub vehicle frame aluminium low pressure casting mould | |
| CN112642996A (en) | Multilayer combined container corner piece precoated sand shell mold and pouring process | |
| CN110653356A (en) | Low-pressure casting die and casting process for two-piece wheel rim | |
| WO2020243900A1 (en) | High-temperature alloy pressure casting mold and casting process for impeller and guide vane | |
| CN216065485U (en) | Heat-preservation pouring basin device for low-pressure casting | |
| CN114799066B (en) | Alloy test bar manufacturing method and equipment | |
| CN207447317U (en) | A kind of air-cooled low pressure wheel hub casting mould | |
| CN206898321U (en) | A kind of stacked box device | |
| CN215966157U (en) | Wet sand casting mould | |
| CN212884925U (en) | Indirect external chill of large casting | |
| CN212350289U (en) | Precoated sand splicing model suitable for large parts | |
| CN113477886A (en) | Casting system and casting process for steam turbine cylinder body casting | |
| CN113953445A (en) | Device and method for producing bidirectional pump impeller by 3DP sand mold printing technology | |
| CN112296260A (en) | Shell mould and process for manufacturing gate valve body of carbon steel and stainless steel through precoated sand casting | |
| CN220387817U (en) | Ball valve casting sand casting mould capable of reducing production cost |
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 | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200131 |
|
| RJ01 | Rejection of invention patent application after publication |