CN114042897A - Cold material blocking device and liquid forging machine - Google Patents
Cold material blocking device and liquid forging machine Download PDFInfo
- Publication number
- CN114042897A CN114042897A CN202111389140.9A CN202111389140A CN114042897A CN 114042897 A CN114042897 A CN 114042897A CN 202111389140 A CN202111389140 A CN 202111389140A CN 114042897 A CN114042897 A CN 114042897A
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- Prior art keywords
- blocking
- piece
- cold burden
- block
- cooling device
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- 238000005242 forging Methods 0.000 title claims abstract description 42
- 239000000463 material Substances 0.000 title claims abstract description 40
- 239000007788 liquid Substances 0.000 title claims abstract description 39
- 230000000903 blocking effect Effects 0.000 title claims description 101
- 238000001816 cooling Methods 0.000 claims abstract description 31
- 230000007246 mechanism Effects 0.000 claims abstract description 12
- 229910052751 metal Inorganic materials 0.000 claims description 34
- 239000002184 metal Substances 0.000 claims description 34
- 230000007704 transition Effects 0.000 claims description 3
- 238000005266 casting Methods 0.000 description 8
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000004888 barrier function Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 3
- 230000007547 defect Effects 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000005429 filling process Methods 0.000 description 2
- 229910001338 liquidmetal Inorganic materials 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 1
- 235000017491 Bambusa tulda Nutrition 0.000 description 1
- 241001330002 Bambuseae Species 0.000 description 1
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical group [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 239000011425 bamboo Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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
- B22D18/02—Pressure casting making use of mechanical pressure devices, e.g. cast-forging
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D43/00—Mechanical cleaning, e.g. skimming of molten metals
- B22D43/001—Retaining slag during pouring molten metal
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Forging (AREA)
Abstract
The invention discloses a cold material resistance cooling device and a liquid forging machine. Cold burden hinders cooling device in being applied to liquid swager, includes: two relatively set up hinder but mechanism, can open each other and close, hinder but mechanism including driving piece and hinder but the piece, the driving piece with hinder but the piece and be connected for the drive hinders but the piece and moves on the axial direction of driving piece, so that two hinder but the piece and open or close, when two hinder but the piece is in the closure state, two hinder but the piece and lie in and accept the chamber top, and block partly respectively and accept the chamber, two hinder but the piece encloses and establish and form the material flow channel. The cold material resistance cooling device can improve the yield of products after being applied to the liquid forging machine.
Description
Technical Field
The invention relates to the technical field of liquid die forging forming, in particular to a cold material resistance cooling device and a liquid die forging machine.
Background
Liquid die forging, also known as extrusion casting and continuous forging, is a new metal forming process which not only has the casting characteristic, but also is similar to die forging. A certain amount of metal liquid to be cast is directly poured into a cavity coated with a release agent, and mechanical static pressure is continuously applied to crystallize and solidify the metal under pressure and forcibly eliminate shrinkage cavity and shrinkage porosity formed by solidification and shrinkage so as to obtain a liquid die forging workpiece without casting defects.
The molten metal is poured into a cylinder before being cast, and the cylinder is filled with the liquid forging machine. Because the molten metal needs to be stored in the charging barrel for a period of time before casting, the molten metal is poured into the charging barrel and then contacts with the charging barrel, a thin cold material layer is easily formed on the contact surface, in the casting and filling process, the cold material layer can be brought into a die forging machine by other molten metal to cast and form a product, and the product can have quality defects, so that the mechanical property of the product is influenced.
Disclosure of Invention
The present invention is directed to solving at least one of the problems of the prior art. Therefore, the invention provides a cold material blocking and cooling device which can better block and cool a cold material layer to be processed in a die forging machine, and the quality of a product is improved.
The invention also provides a liquid forging machine with the cold material resistance cooling device.
The cold resistance cooling device according to the embodiment of the first aspect of the present invention is applied to a liquid forging machine including a movable die, a stationary die, and a material cylinder, the cold resistance cooling device being mounted on the stationary die, the material cylinder being mounted on the stationary die and being configured to supply molten metal to the stationary die and the movable die, the material cylinder having a receiving chamber for receiving the molten metal, the cold resistance cooling device including: two blocking mechanism that set up relatively can open and close each other, block but the mechanism and include driving piece and block and expect that the piece, the driving piece with block and expect that the piece is connected for the drive block and expect that the piece moves in the axial direction of driving piece, so that two block and expect that the piece is opened or is closed, when two block and expect that the piece is in the closed condition, two block and expect that the piece is located accept the chamber top, and block partly respectively accept the chamber, two block and expect that the piece encloses and form the material flow channel.
The cold material resistance device provided by the embodiment of the invention at least has the following beneficial effects: install on the cover half of liquid die forging machine, when the metal liquid in the feed cylinder flows out from the feed cylinder and carries out the die forging, because two hinder cooling the piece and be located and accept the chamber top, and block the part separately and accept the chamber, thereby the cold material layer that is located on the section of thick bamboo wall of feed cylinder is stopped by two and hinders cooling the piece, liquid metal liquid encloses the material passageway that flows into the movable mould that establishes formation in two are hindered cooling the piece and forges, can be better hinder cool material layer and go on to die forging machine finished piece, thereby the quality of shaping product has been promoted, the yields has been promoted.
According to some embodiments of the present invention, the blocking member includes a sleeve and a blocking plate, the sleeve is sleeved outside the blocking plate, the blocking plate has a blocking portion extending out of the sleeve, and the blocking portion is used for blocking above the accommodating cavity.
According to some embodiments of the invention, when the two blocking members are in the closed state, the flow channel formed by the enclosing members is circular.
According to some embodiments of the invention, the thickness of the blocking portion is smaller than the thickness of the remaining portion of the blocking plate.
According to some embodiments of the invention, the lower surface of the blocking portion transitions in an arc shape, the arc shape engaging with a sidewall of the flow channel.
According to some embodiments of the invention, an upper surface of the barrier is planar.
According to some embodiments of the invention, the width of the barrier is between 10-20 mm.
According to some embodiments of the invention, the width of the barrier is 10 mm.
The liquid forging machine comprises a movable die and a fixed die, wherein the fixed die is arranged below the movable die; and the cold burden resistance cooling device is arranged on the fixed die.
The liquid forging machine provided by the embodiment of the invention has at least the following beneficial effects: through still installing cold burden in the cover half and hindering cooling device, when the metal liquid in the feed cylinder fills the die forging from the feed cylinder, because two hinder cooling the piece and be located and accept the chamber top, and block part separately and accept the chamber, thereby the cold burden layer that is located on the feed cylinder wall of feed cylinder is stopped by two and hinders cooling the piece, liquid metal liquid encloses the material flow channel who establishes formation from two and flows in and carries out the die forging from hindering cooling the piece, can be better hinder and cool the material layer and go on to the die forging machine finished piece, thereby the quality of shaping product has been promoted, the yields, reduction in production cost.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The invention is further described with reference to the following figures and examples, in which:
FIG. 1 is a schematic view of a liquid forging machine according to a first embodiment of the present invention;
FIG. 2 is a schematic illustration of the liquid forging press of FIG. 1 with portions of the shell hidden;
FIG. 3 is a schematic structural view of a cold burden blocking device according to a second embodiment of the present invention;
FIG. 4 is a schematic view of the two blocking members of FIG. 3 in a combined configuration;
FIG. 5 is a schematic view of the two blocking members of FIG. 4 in an open position;
FIG. 6 is a partially exploded view of the two blocking members of FIG. 4 in a merged state;
fig. 7 is a schematic view of the two blocking members and cartridge of fig. 3.
Reference numerals:
a cold burden blocking device 100;
a blocking mechanism 110;
a driving member 111, an output shaft 1111;
the blocking member 112, the sleeve 1121, the first nesting portion 11211, the second nesting portion 11212, the notch 11213, the blocking plate 1122, the mounting portion 11221, the horizontal portion 11222, the blocking portion 1123, the lower surface 11231, and the upper surface 11232;
a flow channel 113;
a liquid forging machine 200;
a movable mold 210;
fixing a mold 220;
a sprue bush-fixing device 230;
a cartridge 300;
a receiving cavity 310;
a cold material layer 320;
and (4) molten metal 400.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
In the description of the present invention, it should be understood that the orientation or positional relationship referred to in the description of the orientation, such as the upper, lower, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, the meaning of a plurality is one or more, the meaning of a plurality is two or more, and the above, below, exceeding, etc. are understood as excluding the present numbers, and the above, below, within, etc. are understood as including the present numbers. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present invention, unless otherwise explicitly limited, terms such as arrangement, installation, connection and the like should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above terms in the present invention in combination with the specific contents of the technical solutions.
In the description of the present invention, reference to the description of the terms "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples," etc., means that a particular feature, mechanism, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, mechanisms, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
Referring to fig. 7, the molten metal 400 is held in the cylinder 300 before being swaged, and then the cylinder 300 is installed with the fixed die 220 of the liquid forging machine 200 to be filled with the feed material. Since the molten metal 400 needs to be stored in the barrel 300 for a certain period of time before casting, the molten metal is in contact with the barrel 300 after the molten metal 400 is poured into the barrel 300, and a thin cold material layer 320 is easily formed on the contact surface.
Referring to fig. 1 and 2, a cold burden resistance cooling device 100 according to an embodiment of the present invention is applied to a liquid forging machine 200, the liquid forging machine 200 includes a moving mold 210, a stationary mold 220, and a charging barrel 300, the cold burden resistance cooling device 100 is mounted on the stationary mold 220, the charging barrel 300 is detachably mounted on the stationary mold 220, the stationary mold 220 has a charging barrel 300 extending into a sprue bush fixing device 230, and the charging barrel 300 extends into the sprue bush fixing device 230 during mounting. The cartridge 300 has a receiving chamber 310 for receiving molten metal.
Referring to fig. 3, the cold block cooling device 100 includes: two oppositely disposed blocking mechanisms 110.
Specifically, two oppositely arranged blocking mechanisms 110 can be opened and closed mutually, each blocking mechanism 110 includes a driving member 111 and a blocking member 112, the driving member 111 is connected with the blocking member 112 and is used for driving the blocking member 112 to move in the axial direction of the driving member 111 so as to open or close the two blocking members 112, when the two blocking members 112 are in the closed state, the two blocking members 112 are located above the accommodating cavities 310 and respectively block part of the accommodating cavities 310, the two blocking members 112 surround to form a material flow channel 113, and the material flow channel 113 is used for allowing the molten metal 400 to flow through.
The cold material blocking and cooling device 100 is installed on the fixed die 220 of the liquid die forging machine 200, when the molten metal 400 in the charging barrel 300 is filled and swaged from the charging barrel 300, because the two blocking members 112 are located above the containing cavity 310 and respectively block part of the containing cavity 310, the cold material layer 320 located on the barrel wall of the charging barrel 300 is blocked by the two blocking members 112, the liquid molten metal 400 flows into the movable die 210 for swaging from the material flowing channel 113 formed by the two blocking members 112 in a surrounding manner, and the cold material layer 320 can be better blocked to flow into the liquid die forging machine 200 for forming, so that the quality of a formed product is improved, and the yield is improved.
The driving member 111 in this embodiment is an oil cylinder, the output shafts 111 of the two oil cylinders are arranged oppositely, and the output shaft 1111 is connected to the blocking member 112.
Referring to fig. 4 to 6, in an embodiment of the present invention, the blocking member 112 includes a sleeve 1121 and a blocking plate 1122, the sleeve 1121 is sleeved outside the blocking plate 1122, the blocking plate 1122 has a blocking portion 1123 extending out of the sleeve 1121, the blocking portion 1123 is used for blocking above the receiving cavity 310, and by designing the blocking member 112 to include the sleeve 1121 and the blocking plate 1122, when the blocking plate 1122 needs to be replaced due to long-term wear, the blocking plate 1122 and the sleeve 1121 are directly detached to replace the blocking plate 1122, so as to reduce the production cost.
Specifically, referring to fig. 6, a middle portion of the sleeve 1121 in the axial direction of the driving member 111 forms a passage for installing the blocking plate 1122, and when the two are separated, the blocking plate 1122 can be drawn out from the sleeve 1121. When two are mounted, they may be mounted by interference fit, for example. Since the blocking member 112 is mounted in the stationary mold 220 and moves in a horizontal direction during use, the lower surface and the upper surface of the sleeve 1121 in this embodiment are both planar to facilitate movement during pushing.
In addition, in order to increase the mounting stability and match with the internal structure of the forging machine, the sleeve 1121 includes a first nesting portion 11211 and a second nesting portion 11212, and the height of the first nesting portion 11211 in the vertical direction is greater than the height of the second nesting portion 11212 in the vertical direction.
The blocking portion 1123 in this embodiment is mounted at the free end of the blocking plate 1122, the blocking plate 1122 includes a mounting portion 11221 and a horizontal portion 11222, the height of the mounting portion 11221 in the vertical direction is greater than the height of the horizontal portion in the vertical direction, when the whole blocking plate 1122 is mounted in the sleeve 1121, the mounting portion 11221 is mounted in the first nesting portion 11211, the horizontal portion 11222 is mounted in the second nesting portion 11212, and the mounting portion 11221 is mounted with the output shaft 111 of the oil cylinder. The blocking portion 1123 is disposed at a free end of the horizontal portion 11222, and extends horizontally after being mounted. It will be appreciated that the stops 1123 in this embodiment extend from the second nesting portion 11212 after the entire stop plate 1122 has been installed within the sleeve 1121.
In the present embodiment, when the two blocking members 112 are in the closed state, the flow channel 113 defined by the two blocking portions 1123 is circular, so as to match the shape of the cartridge 300. In other embodiments, the cartridge may be designed to have other shapes, such as square, pentagonal, hexagonal, etc., depending on the shape of the cartridge. It will be appreciated that the obstruction 1123 is semi-circular and the restricted flow channel 113 is circular. In other embodiments, the shapes of the two blocking portions 1123 may be adjusted according to actual conditions.
It will be appreciated that the second nesting portion 11212 of the sleeve 1121 has a semicircular notch 11213 formed at the end thereof for the stop 1123 to extend therethrough.
Referring to fig. 6, in order to adapt to the internal structure of the mold and facilitate the molding of the product, the thickness of the blocking portion 1123 in this embodiment is smaller than the thickness of the other positions of the blocking plate 1122, and the thickness of the other positions of the blocking plate 1122 during the molten metal filling process is larger to facilitate the molding of the product, thereby avoiding the influence on the molten metal filling type and the product feeding.
It will be appreciated that in use, referring to fig. 7, with the stopper 1123 positioned above the barrel 300, the molten metal 400 flows from below the flow channel 113 to above, as indicated by the arrow a, to facilitate the flow of the molten metal, reduce the resistance to the flow of the molten metal and generate turbulence, the lower surface 11231 of the stopper 1123 in this embodiment transitions in an arc shape, and the arc shape engages the sidewall of the flow channel 113, thereby facilitating the flow of the molten metal up the arc-shaped sidewall.
In addition, in order to facilitate the mold stripping, the upper surface 11232 of the blocking portion 1123 in this embodiment is a flat surface, which is beneficial to the mold stripping of the product.
It is understood that the blocking portion 1123 has a certain width and the size of the flow channel 113 is smaller than that of the receiving cavity 310 of the cartridge 300, and particularly, referring to fig. 7, in one embodiment of the present invention, the width of the blocking portion 1123 ranges from 10 to 20mm, thereby ensuring both the filling of the molten metal and the prevention of the cooling layer.
Specifically, the width of the blocking portion 1123 in this embodiment is 10mm, that is, the difference between the size of the flow channel 113 and the size of the receiving cavity 310 is 10mm, so as to ensure that the molten metal can be well filled and that the sufficient blocking effect on the cold charge layer can be ensured.
After the cold material resistance cooling device 100 in this embodiment is applied to a liquid forging machine, a product is formed in the liquid forging machine according to data obtained by actual production. The quality defect of the cold material layer is greatly reduced, and the product quality reject ratio is less than or equal to 1.0 percent.
Wherein, the molten metal in this embodiment is aluminum liquid, and the stopping and cooling member 112 is made of die steel.
The cold material blocking device 100 in this embodiment is used in the following process: and (3) opening the two driving parts 111 to drive the two stopping parts 112 to be closed, installing the charging barrel 300, filling and casting molten metal into the movable die, after the product is cooled and solidified after the casting is finished, opening the two driving parts 111 again to drive the two stopping parts 112 to be separated and opened, moving the movable die 210 in the liquid forging machine 200 upwards, taking the product out upwards by the movable die 210, and taking the product out through the manipulator at the moment.
Referring to fig. 1 and 2, in another embodiment of the present invention, a liquid forging machine 200 is further provided, which includes a movable mold 210, a stationary mold 220, and the cold burden blocking device 100, wherein the stationary mold 220 is installed above the movable mold 210, and the cold burden blocking device 100 is installed in the stationary mold 220.
In the liquid forging machine 200, the cold material blocking and cooling device 100 is further installed in the fixed die 220, when the molten metal 400 in the charging barrel 300 is filled and forged from the charging barrel 300, because the two blocking members 112 are located above the accommodating cavity 310 and respectively block part of the accommodating cavity 310, the cold material layer 320 located on the wall of the charging barrel 300 is blocked by the two blocking members 112, the molten metal 400 flows into the material flowing channel 113 formed by enclosing the two blocking members 112 for forging, and the cold material layer 320 is better blocked to flow into the liquid forging machine 200 for workpiece making, so that the quality of a formed product is improved, the yield is improved, and the production cost is reduced.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the gist of the present invention. Furthermore, the embodiments of the present invention and the features of the embodiments may be combined with each other without conflict.
Claims (9)
1. Cold burden hinders cooling device, is applied to in the liquid forging press, liquid forging press includes movable mould, cover half and feed cylinder, cold burden hinder cooling device install in on the cover half, feed cylinder detachable installs on the cover half, be used for to the cover half the movable mould provides the molten metal, the feed cylinder has and holds the chamber is acceptd to the molten metal, its characterized in that, cold burden hinders cooling device and includes:
two blocking mechanism that set up relatively can open and close each other, block but the mechanism and include driving piece and block and expect that the piece, the driving piece with block and expect that the piece is connected for the drive block and expect that the piece moves in the axial direction of driving piece, so that two block and expect that the piece is opened or is closed, when two block and expect that the piece is in the closed condition, two block and expect that the piece is located accept the chamber top, and block partly respectively accept the chamber, two block and expect that the piece encloses and form the material flow channel.
2. A cold burden blocking device according to claim 1, wherein the blocking member comprises a sleeve and a blocking plate, the sleeve is sleeved outside the blocking plate, the blocking plate is provided with a blocking portion extending out of the sleeve, and the blocking portion is used for blocking above the accommodating cavity.
3. A cold burden blocking device according to claim 2, wherein said flow passage defined by said blocking members is circular when said blocking members are in a closed position.
4. A cold burden blocking device according to claim 2, wherein said blocking portion has a thickness smaller than that of the rest of said blocking plate.
5. A cold burden blocking device according to claim 2, wherein the lower surface of said blocking portion transitions in an arc shape, said arc shape engaging with the side wall of said flow passage.
6. A cold burden blocking device according to claim 2, wherein an upper surface of said blocking portion is a flat surface.
7. A cold burden blocking device according to claim 2, wherein said blocking portion has a width of between 10-20 mm.
8. A cold burden blocking device according to claim 7, wherein said blocking portion has a width of 10 mm.
9. Liquid die forging machine characterized in that includes:
moving the mold;
the fixed die is arranged below the movable die;
a cold burden resistance cooling device comprising a cold burden resistance cooling device as claimed in any one of claims 1 to 8, said cold burden resistance cooling device being mounted on said stationary die.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111389140.9A CN114042897A (en) | 2021-11-22 | 2021-11-22 | Cold material blocking device and liquid forging machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111389140.9A CN114042897A (en) | 2021-11-22 | 2021-11-22 | Cold material blocking device and liquid forging machine |
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| Publication Number | Publication Date |
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| CN114042897A true CN114042897A (en) | 2022-02-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202111389140.9A Pending CN114042897A (en) | 2021-11-22 | 2021-11-22 | Cold material blocking device and liquid forging machine |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101633041A (en) * | 2009-08-10 | 2010-01-27 | 苏州三基机械有限公司 | Double liquid-state forging die for extrusion casting |
| JP2011194430A (en) * | 2010-03-18 | 2011-10-06 | Honda Motor Co Ltd | Method for removing solidified material and casting device |
| CN208960970U (en) * | 2018-09-12 | 2019-06-11 | 广州金邦液态模锻技术有限公司 | A kind of snap ring-type structure for stopping cold burden to enter mold cavity |
| CN110014132A (en) * | 2018-01-06 | 2019-07-16 | 小出（台州）模具有限公司 | The high squeeze casting mould of yields |
| CN216705907U (en) * | 2021-11-22 | 2022-06-10 | 广州金邦液态模锻技术有限公司 | Cold material blocking device and liquid forging machine |
-
2021
- 2021-11-22 CN CN202111389140.9A patent/CN114042897A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101633041A (en) * | 2009-08-10 | 2010-01-27 | 苏州三基机械有限公司 | Double liquid-state forging die for extrusion casting |
| JP2011194430A (en) * | 2010-03-18 | 2011-10-06 | Honda Motor Co Ltd | Method for removing solidified material and casting device |
| CN110014132A (en) * | 2018-01-06 | 2019-07-16 | 小出（台州）模具有限公司 | The high squeeze casting mould of yields |
| CN208960970U (en) * | 2018-09-12 | 2019-06-11 | 广州金邦液态模锻技术有限公司 | A kind of snap ring-type structure for stopping cold burden to enter mold cavity |
| CN216705907U (en) * | 2021-11-22 | 2022-06-10 | 广州金邦液态模锻技术有限公司 | Cold material blocking device and liquid forging machine |
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