CN115319028A - Prevent metal casting mould of casting defect - Google Patents
Prevent metal casting mould of casting defect Download PDFInfo
- Publication number
- CN115319028A CN115319028A CN202211263734.XA CN202211263734A CN115319028A CN 115319028 A CN115319028 A CN 115319028A CN 202211263734 A CN202211263734 A CN 202211263734A CN 115319028 A CN115319028 A CN 115319028A
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- casting
- die
- cylinder
- mold
- rotary
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- 238000005266 casting Methods 0.000 title claims abstract description 69
- 238000005058 metal casting Methods 0.000 title claims abstract description 22
- 230000007547 defect Effects 0.000 title claims abstract description 19
- 239000007788 liquid Substances 0.000 claims abstract description 72
- 239000002184 metal Substances 0.000 claims abstract description 39
- 238000002347 injection Methods 0.000 claims abstract description 37
- 239000007924 injection Substances 0.000 claims abstract description 37
- 230000008878 coupling Effects 0.000 claims description 10
- 238000010168 coupling process Methods 0.000 claims description 10
- 238000005859 coupling reaction Methods 0.000 claims description 10
- 239000012530 fluid Substances 0.000 claims description 6
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 3
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 3
- 241001330002 Bambuseae Species 0.000 claims description 3
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 3
- 239000011425 bamboo Substances 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims description 3
- 230000002265 prevention Effects 0.000 claims 7
- 238000000034 method Methods 0.000 description 12
- 230000001681 protective effect Effects 0.000 description 6
- 230000009286 beneficial effect Effects 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000005389 magnetism Effects 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- 238000007711 solidification Methods 0.000 description 2
- 230000008023 solidification Effects 0.000 description 2
- 238000003723 Smelting Methods 0.000 description 1
- 238000009750 centrifugal casting Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000037452 priming Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/06—Permanent moulds for shaped castings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D27/00—Treating the metal in the mould while it is molten or ductile ; Pressure or vacuum casting
- B22D27/04—Influencing the temperature of the metal, e.g. by heating or cooling the mould
Abstract
The invention relates to the technical field of casting equipment, in particular to a metal casting mold for preventing casting defects, which comprises a casting platform and further comprises: the connecting through hole is formed in the middle of the casting platform, and a first die is rotatably mounted in the connecting through hole; the metal casting mechanism is respectively connected with the casting platform and the first mould, and comprises a rotary driving assembly, a rotary cylinder and a liquid injection assembly; the metal casting mold for preventing casting defects is novel in structure, and can enable metal liquid to fully flow into parts with more corners and fine structures, so that the phenomenon of shrinkage or looseness is avoided, and the casting quality is improved.
Description
Technical Field
The invention relates to the technical field of casting equipment, in particular to a metal casting mold capable of preventing casting defects.
Background
The casting is a technological process of smelting metal into liquid meeting certain requirements, pouring the liquid into a casting mold, and obtaining a casting with a preset shape, size and performance after solidification and finishing treatment.
The casting mould is characterized in that in order to obtain the structural shape of a part, other easily-formed materials are made into the structural shape of the part in advance, then the mould is placed in a sand mould, so that a cavity with the same structural size as the part is formed in the sand mould, then a fluid liquid is poured into the cavity, and the liquid can form the part with the same structural shape as the mould after solidification.
Most of the existing metal casting molds for preventing casting defects adopt a high-pressure mode to fill metal liquid into a casting cavity, but because the structures of some parts are complicated, the space of the casting cavity is smaller, the size distribution is uneven, the liquid flow is easy to occur in the flowing process, particularly for corners, if the corners are more, the phenomenon of shrinkage or looseness can occur, and the casting quality is influenced, so that the development of a metal casting mold for preventing casting defects is urgently needed to overcome the defects in the current practical application.
Disclosure of Invention
The present invention has been made to solve the above-mentioned problems occurring in the prior art, and an object of the present invention is to provide a metal casting mold in which casting defects are prevented.
In order to achieve the purpose, the invention provides the following technical scheme:
a metal casting mold for preventing casting defects, comprising a casting platform, further comprising:
the connecting through hole is formed in the middle of the casting platform, and a first die is rotatably mounted in the connecting through hole; and
the metal casting mechanism is respectively connected with the casting platform and the first mold, and comprises a rotary driving assembly, a rotary cylinder and a liquid injection assembly;
the rotary driving assembly comprises a driving module and a second die, the driving module is connected with the casting platform, the second die is installed on the driving module, the second die is detachably connected with the first die, the rotary barrel is located on the first die, an injection assembly is arranged in the rotary barrel, and the injection assembly is communicated with the first die.
As a further scheme of the invention: the driving module includes:
the lifting frame is connected with the casting platform;
the driving motor is positioned on the lifting frame, and the output end of the driving motor is connected with the second die; and
a coupling unit connected with the first mold and the second mold, respectively.
As a further scheme of the invention: the coupling unit includes:
the number of the support connecting seats is two, and the two support connecting seats are respectively connected with the first mold and the second mold;
the jacks are respectively arranged on the two sets of the support connecting seats; and
and the plug columns are respectively positioned on the two sets of support connecting seats and are detachably connected with the jacks.
As a further scheme of the invention: annotate the liquid subassembly and include:
the shunting cylinder is positioned in the rotating cylinder body, and a liquid feeding port is formed in the shunting cylinder;
the telescopic cylinder is connected with the rotary cylinder, and an injection pressurizing plate is mounted at the output end of the telescopic cylinder, is positioned in the shunt cylinder and is in sliding connection with the shunt cylinder; and
the metal liquid injection pipes are provided with a plurality of numbers, and two ends of the metal liquid injection pipes are respectively connected with the first die and the shunt cylinder.
As a further scheme of the invention: further comprising: and the fluid control part is positioned on the metal liquid injection pipe.
As a further scheme of the invention: further comprising: the sliding block is positioned in the rotary cylinder body and is in sliding connection with the rotary cylinder body through a guide piece, and the sliding block is also connected with the telescopic cylinder;
the limiting column is positioned on the sliding block and is detachably connected with the rotating cylinder;
the U-shaped frame is positioned on the casting platform; and
and one end of the screw rod is connected with the sliding block, the other end of the screw rod penetrates through the rotary barrel, and the other end of the screw rod further penetrates through the U-shaped frame and is in threaded connection with the U-shaped frame.
As a further scheme of the invention: further comprising: the electromagnets are uniformly distributed in the connecting through holes; and
and the electromagnetic vibration component is positioned on the first die and is matched with the electromagnet for installation.
As a further scheme of the invention: the electromagnetic vibration component includes:
the electromagnetic vibration cylinders are uniformly distributed on the first die in the circumferential direction;
the impact sliding block is slidably arranged in the electromagnetic vibration cylinder and is connected with the inner wall of the electromagnetic vibration cylinder through a spring A; and
the bar magnet, the bar magnet cover is established in the spring A, just the one end of bar magnet with the striking slider is connected, the other end of bar magnet pass through spring B with the inner wall of electromagnetic vibration section of thick bamboo is connected.
Compared with the prior art, the invention has the beneficial effects that:
in the casting process, firstly, the driving module is started to drive the second mold to move and contact with the end part of the first mold, wherein the protective cover is detachably mounted on the casting platform to protect the second mold in a non-working state, the protective cover can be detached before the casting work is carried out, in the actual use process of the first mold and the second mold, the first mold and the second mold can be longitudinally arranged from top to bottom as shown in the attached drawing, or horizontally arranged from left to right, so that redundant description is not provided, after the second mold is contacted with the first mold, the metal liquid can be added into the liquid injection assembly through the liquid inlet arranged on the back of the rotary cylinder, at the moment, the liquid injection assembly and the driving module are started, wherein the driving module can drive the second mold and the first mold to rotate in the connecting through hole, in the rotating process of the first mold and the second mold, the liquid injection assembly fills the metal liquid between the first mold and the second mold, and the first mold and the second mold can fill more edges of the metal liquid under the action of pressure and centrifugal force, so that the metal liquid can be filled into the edges of the first mold and the second mold, and the edges of the first mold, and the metal liquid injection assembly can be beneficial to improving the casting quality of the casting parts and the casting parts, and the metal parts can be beneficial to the quality of the casting process of the parts to be improved.
Drawings
Fig. 1 is a schematic overall perspective view in an embodiment of the present invention.
Fig. 2 is a front view of the first mold portion in an embodiment of the invention.
Fig. 3 is a rear sectional structural view of a rotary cylinder part in an embodiment of the invention.
FIG. 4 is a schematic sectional front view showing the structure of the metal pour spout in the embodiment of the present invention.
Fig. 5 is a schematic sectional view of an electromagnetic vibration cylinder according to an embodiment of the present invention.
Fig. 6 is a schematic top view of the first mold portion according to the embodiment of the present invention.
FIG. 7 is an enlarged cross-sectional view of the portion A in FIG. 4 according to an embodiment of the present invention.
In the figure: 1-casting platform, 2-U-shaped frame, 3-screw rod, 4-rotary cylinder body, 5-first mould, 6-connecting through hole, 7-electromagnet, 8-electromagnetic vibration cylinder, 9-protective cover, 10-second mould, 11-driving motor, 12-lifting frame, 13-sliding block, 14-guiding piece, 15-limiting column, 16-telescopic cylinder, 17-liquid injection pressurizing plate, 18-shunting cylinder, 19-liquid filling opening, 20-metal liquid injection pipe, 21-supporting connecting seat, 22-inserting hole, 23-inserting column, 24-magnetic rod, 25-impact sliding block, 26-spring A, 27-spring B and 28-fluid control piece.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Specific implementations of the present invention are described in detail below with reference to specific embodiments.
Referring to fig. 1 to 7, a metal casting mold for preventing casting defects according to an embodiment of the present invention includes a casting platform 1, and further includes:
the connecting through hole 6 is formed in the middle of the casting platform 1, and a first die 5 is rotatably mounted in the connecting through hole 6; and
the metal casting mechanism is respectively connected with the casting platform 1 and the first mould 5, and comprises a rotary driving assembly, a rotary cylinder 4 and a liquid injection assembly;
the rotary driving assembly comprises a driving module and a second die 10, the driving module is connected with the casting platform 1, the second die 10 is installed on the driving module, the second die 10 is detachably connected with the first die 5, the rotary barrel 4 is located on the first die 5, a liquid injection assembly is arranged in the rotary barrel 4, and the liquid injection assembly is communicated with the first die 5.
In the casting process, firstly, the driving module is started to drive the second mold 10 to move and contact with the end part of the first mold 5, wherein the casting platform 1 is detachably provided with a protective cover 9 to protect the second mold 10 in a non-working state, the protective cover 9 can be detached before the casting work is carried out, in the actual use process of the first mold 5 and the second mold 10, the first mold 5 and the second mold can be longitudinally arranged from top to bottom as shown in figure 1, or horizontally arranged from left to right, which is not described herein, when the second mold 10 contacts with the first mold 5, the metal liquid can be added into the liquid injection assembly through a liquid inlet arranged on the back of the rotary cylinder 4, at this moment, liquid subassembly and drive module are annotated in the start-up, wherein, drive module can drive second mould 10 and first mould 5 at the rotation of coupling through-hole 6, at first mould 5 and second mould 10 pivoted in-process, annotate the liquid subassembly and fill metal liquid into between first mould 5 and the second mould 10, because first mould 5 and second mould 10 are in the rotating condition, then under the effect of pressure and centrifugal force, metal liquid can be at first full of the edge of first mould 5 and second mould 10, to the part that turning and tiny structure are more, can make metal liquid fully flow in, avoid appearing shrinkage cavity or loose phenomenon, be favorable to improving cast quality, be worth promoting.
In an embodiment of the present invention, referring to fig. 1, fig. 2 and fig. 4, the driving module includes:
the lifting frame 12 is connected with the casting platform 1;
the driving motor 11 is positioned on the lifting frame 12, and the output end of the driving motor 11 is connected with the second die 10; and
coupling units connected to the first mold 5 and the second mold 10, respectively.
The coupling unit includes: the number of the support connecting seats 21 is two, and the two sets of the support connecting seats 21 are respectively connected with the first mold 5 and the second mold 10;
the jacks 22 are respectively arranged on the two sets of the support coupling seats 21; and
and the plug columns 23 are respectively positioned on the two sets of the support coupling seats 21 and are detachably connected with the jacks 22.
Referring to fig. 1-4, the priming assembly includes:
the shunt cylinder 18 is positioned in the rotary cylinder body 4, and a liquid filling port 19 is formed in the shunt cylinder 18;
the telescopic cylinder 16 is connected with the rotary cylinder 4, the output end of the telescopic cylinder 16 is provided with a liquid injection pressurizing plate 17, and the liquid injection pressurizing plate 17 is positioned in the shunt cylinder 18 and is in sliding connection with the shunt cylinder 18; and
the metal injecting pipes 20 are provided with a plurality of metal injecting pipes 20, and two ends of the plurality of metal injecting pipes 20 are respectively connected with the first die 5 and the shunt cylinder 18.
Referring to fig. 4 and 7, the method further includes: a flow control member 28, said flow control member 28 being located on said metal pouring spout 20.
Through the arrangement of the lifting frame 12, wherein the lifting frame 12 comprises a lifting platform and a hydraulic cylinder, the hydraulic cylinder drives the lifting platform and the driving motor 11 to move up and down, so that the contact state of the second mold 10 and the first mold 5 can be changed, the cast part can be taken out after casting is finished, when the lifting frame 12 pushes the driving motor 11 and the second mold 10 to move up, the jack 22 and the plug column 23 on the second mold 10 can be driven to move synchronously and can be plugged into the jack 22 and the plug column 23 on the first mold 5, so as to ensure the transmission stability of the two, wherein, the jack 22 is internally provided with the plug tongue, the plug column 23 is of a hollow structure, the plug tongue in the jack 22 can be plugged into the hollow structure of the plug column 23, so as to further ensure the stability of the two, and avoid slight dislocation of the two when the two rotate, when the second mold 10 is in contact with the first mold 5, the rotary cylinder 4 is provided with a liquid inlet corresponding to the liquid filling opening 19, the metal liquid is added into the shunt cylinder 18 through the liquid inlet and the liquid filling opening 19, at the moment, the telescopic cylinder 16 is started, the liquid injection pressurizing plate 17 can be pushed to move downwards, the liquid filling opening 19 is sealed, the driving motor 11 is started, the second die 10 and the first die 5 can be driven to synchronously rotate, in the rotating process of the two dies, the telescopic cylinder 16 drives the liquid injection pressurizing plate 17 to continuously move, the metal liquid can be introduced between the first die 5 and the second die 10 through the plurality of metal liquid injection pipes 20, wherein the connecting part of the metal liquid injection pipes 20 and the first die 5 is close to the edge of the first die 5, and the other part of the metal liquid injection pipes is in a region with a more complex structure of a casting piece, so as to ensure the supply amount of the metal liquid and reduce the flowing time of the metal liquid between the first die 5 and the second die 10, the condition that metal liquid flows unevenly due to the fact that the space of the casting cavity is small and the size distribution is uneven is avoided, so that casting quality is affected, the fluid control parts 28 are arranged on the metal liquid injection pipes 20, the fluid control parts 28 can be in the form of Tesla valves and are installed at positions close to the first die 5, and liquid between the first die 5 and the second die 10 can be prevented from flowing back under the action of pressure.
In an embodiment of the present invention, please refer to fig. 1-3, which further includes: the sliding block 13 is positioned in the rotating cylinder 4, is in sliding connection with the rotating cylinder 4 through a guide part 14, and is also connected with the telescopic cylinder 16;
the limiting column 15 is positioned on the sliding block 13, and the limiting column 15 is detachably connected with the rotary cylinder 4;
a U-shaped frame 2, wherein the U-shaped frame 2 is positioned on the casting platform 1; and
and the screw rod 3, one end of the screw rod 3 is connected with the sliding block 13, the other end of the screw rod 3 penetrates through the rotary cylinder 4, and the other end of the screw rod 3 further penetrates through the U-shaped frame 2 and is in threaded connection with the U-shaped frame 2.
When the first die 5 drives the rotary cylinder 4 to rotate, the screw rod 3 can be made to rotate on the U-shaped frame 2, and due to the threaded connection between the U-shaped frame 2 and the screw rod 3, the screw rod 3 can be made to push the sliding block 13 to move downwards in the rotary cylinder 4 through the guide piece 14 under the action of threaded transmission, wherein the guide piece 14 can be in the form of a guide rail and a sliding block, a plurality of guide rails are longitudinally distributed on the side wall of the sliding block 13 to ensure the stability of the sliding block 13 during up-and-down movement, and when the sliding block 13 moves downwards, the telescopic cylinder 16 can be pushed to synchronously move downwards.
In an embodiment of the present invention, referring to fig. 1-6, further comprising: the electromagnets 7 are uniformly distributed in the connecting through holes 6; and
and the electromagnetic vibration component is positioned on the first die 5 and is matched with the electromagnet 7 for installation.
The electromagnetic vibration component includes: the electromagnetic vibration cylinders 8 are uniformly distributed on the first die 5 in the circumferential direction;
the impact slider 25 is slidably mounted in the electromagnetic vibration cylinder 8, and is connected with the inner wall of the electromagnetic vibration cylinder 8 through a spring A26; and
In the process of rotating the first mold 5, the electromagnets 7 can be powered on to generate magnetism, the magnetism can be set according to actual needs, when the magnetic rod 24 rotates to be close to the electromagnets 7, the magnetic rod 24 can push the impact slider 25 to move towards the direction close to the first mold 5 under the action of magnetic attraction force until the impact with the first mold 5 occurs, at the moment, the spring A26 and the spring B27 are in a stretching state, when the first mold 5 continuously rotates, the magnetic rod 24 can rotate to be far away from the electromagnets 7, at the moment, under the action of the tensile force of the spring A26 and the spring B27, the impact slider 25 is separated from the first mold 5, and the circulation can enable the impact sliders 25 to impact the side wall of the first mold 5, so that the first mold 5 can slightly shake, the casting liquid can be promoted to uniformly circulate in the casting cavity, the metal liquid is ensured to be filled in certain corners and small spaces, and the phenomenon of air holes or incomplete is prevented.
In summary, during the casting process, first, the driving module is started to drive the second mold 10 to move and contact with the end portion of the first mold 5, wherein the protective cover 9 is detachably mounted on the casting platform 1 to protect the second mold 10 in the non-working state, and the protective cover 9 can be detached before the casting work is performed, and the first mold 5 and the second mold 10 can be longitudinally arranged from top to bottom as shown in fig. 1 or horizontally arranged from left to right in the actual use process, which is not described herein, after the second mold 10 contacts with the first mold 5, the metal liquid can be added into the liquid injection assembly through the liquid inlet provided on the back of the rotary cylinder 4, at this time, the liquid injection assembly and the driving module are started, wherein the driving module can drive the second mold 10 and the first mold 5 to rotate in the coupling through hole 6, during the rotation process of the first mold 5 and the second mold 10, the metal liquid can be filled into the space between the first mold 5 and the second mold 10, and the first mold 5 and the second mold 10 can be in a more rotational state, thereby improving the quality of the metal liquid injection and the centrifugal casting process, and improving the quality of the metal mold 5.
It should be noted that, in the present invention, although the description is made according to the embodiments, not every embodiment includes only one independent technical solution, and such description of the description is only for clarity, and those skilled in the art should integrate the description, and the technical solutions in the embodiments can also be combined appropriately to form other embodiments understood by those skilled in the art.
Claims (8)
1. A metal casting mold for preventing casting defects, comprising a casting platform, characterized by further comprising:
the connecting through hole is formed in the middle of the casting platform, and a first die is rotatably mounted in the connecting through hole; and
the metal casting mechanism is respectively connected with the casting platform and the first mold, and comprises a rotary driving assembly, a rotary cylinder and a liquid injection assembly;
the rotary driving assembly comprises a driving module and a second die, the driving module is connected with the casting platform, the second die is installed on the driving module, the second die is detachably connected with the first die, the rotary barrel is located on the first die, an injection assembly is arranged in the rotary barrel, and the injection assembly is communicated with the first die.
2. The casting defect prevention metal casting mold according to claim 1, wherein the driving module comprises:
the lifting frame is connected with the casting platform;
the driving motor is positioned on the lifting frame, and the output end of the driving motor is connected with the second die; and
a coupling unit connected with the first mold and the second mold, respectively.
3. The casting defect prevention metal casting mold according to claim 2, wherein the coupling unit comprises:
the number of the support connecting seats is two, and the two support connecting seats are respectively connected with the first die and the second die;
the jacks are respectively arranged on the two sets of the support connecting seats; and
and the inserting columns are respectively positioned on the two sets of the supporting and connecting seats and are detachably connected with the jacks.
4. The casting defect prevention metal casting mold according to any one of claims 1 to 3, wherein the liquid injection assembly comprises:
the shunting cylinder is positioned in the rotary cylinder body, and a liquid feeding port is formed in the shunting cylinder;
the telescopic cylinder is connected with the rotary cylinder, and the output end of the telescopic cylinder is provided with a liquid injection pressurizing plate which is positioned in the shunt cylinder and is in sliding connection with the shunt cylinder; and
the metal liquid injection pipes are a plurality of in number, and the two ends of the metal liquid injection pipes are respectively connected with the first die and the shunting barrel.
5. The casting defect prevention metal casting mold according to claim 4, further comprising: and the fluid control part is positioned on the metal liquid injection pipe.
6. The casting defect prevention metal casting mold according to claim 5, further comprising: the sliding block is positioned in the rotary cylinder body, is connected with the rotary cylinder body in a sliding manner through a guide piece, and is also connected with the telescopic cylinder;
the limiting column is positioned on the sliding block and is detachably connected with the rotating cylinder;
the U-shaped frame is positioned on the casting platform; and
and one end of the screw rod is connected with the sliding block, the other end of the screw rod penetrates through the rotary barrel, and the other end of the screw rod further penetrates through the U-shaped frame and is in threaded connection with the U-shaped frame.
7. The casting defect prevention metal casting mold according to claim 1, further comprising: the electromagnets are uniformly distributed in the connecting through holes; and
and the electromagnetic vibration component is positioned on the first die and is matched with the electromagnet for installation.
8. The casting defect prevention metal casting mold according to claim 7, wherein the electromagnetic vibration assembly comprises:
the electromagnetic vibration cylinders are circumferentially and uniformly distributed on the first die;
the impact sliding block is slidably arranged in the electromagnetic vibration cylinder and is connected with the inner wall of the electromagnetic vibration cylinder through a spring A; and
the bar magnet, the bar magnet cover is established in the spring A, just the one end of bar magnet with the striking slider is connected, the other end of bar magnet pass through spring B with the inner wall of electromagnetic vibration section of thick bamboo is connected.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211263734.XA CN115319028B (en) | 2022-10-17 | 2022-10-17 | Prevent metal casting mould of casting defect |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211263734.XA CN115319028B (en) | 2022-10-17 | 2022-10-17 | Prevent metal casting mould of casting defect |
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| CN115319028A true CN115319028A (en) | 2022-11-11 |
| CN115319028B CN115319028B (en) | 2022-12-27 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117380923A (en) * | 2023-12-11 | 2024-01-12 | 泰州宇铨影视设备有限公司 | Lighting lamp casting device |
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| CN115007808A (en) * | 2022-06-07 | 2022-09-06 | 浙江金立方门业有限公司 | Casting mould is used in door industry processing production of quick ejection of compact |
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| CN201940567U (en) * | 2010-08-05 | 2011-08-24 | 竺云雁 | Novel centrifugal casting machine |
| CN102019394A (en) * | 2011-01-14 | 2011-04-20 | 浙江华辰电器股份有限公司 | Centrifugal casting device and centrifugal casting method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117380923A (en) * | 2023-12-11 | 2024-01-12 | 泰州宇铨影视设备有限公司 | Lighting lamp casting device |
| CN117380923B (en) * | 2023-12-11 | 2024-02-02 | 泰州宇铨影视设备有限公司 | Lighting lamp casting device |
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| Publication number | Publication date |
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| CN115319028B (en) | 2022-12-27 |
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Application publication date: 20221111 Assignee: Hebei Tuyu Intelligent Technology Co.,Ltd. Assignor: NORTH CHINA University OF SCIENCE AND TECHNOLOGY Contract record no.: X2023110000077 Denomination of invention: A Metal Casting Die for Preventing Casting defect Granted publication date: 20221227 License type: Common License Record date: 20230616 |