CN218503309U - Die casting machine and local high-pressure cooling device thereof - Google Patents
Die casting machine and local high-pressure cooling device thereof Download PDFInfo
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- CN218503309U CN218503309U CN202222650007.0U CN202222650007U CN218503309U CN 218503309 U CN218503309 U CN 218503309U CN 202222650007 U CN202222650007 U CN 202222650007U CN 218503309 U CN218503309 U CN 218503309U
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- 238000001816 cooling Methods 0.000 title claims abstract description 58
- 238000004512 die casting Methods 0.000 title claims abstract description 55
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 115
- 239000000498 cooling water Substances 0.000 claims abstract description 41
- 230000002093 peripheral effect Effects 0.000 claims abstract description 4
- 238000007789 sealing Methods 0.000 claims abstract description 4
- 230000001105 regulatory effect Effects 0.000 claims description 7
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 238000009434 installation Methods 0.000 description 5
- 238000007711 solidification Methods 0.000 description 5
- 230000008023 solidification Effects 0.000 description 5
- 230000006870 function Effects 0.000 description 4
- 230000007547 defect Effects 0.000 description 3
- 238000001125 extrusion Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
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- Molds, Cores, And Manufacturing Methods Thereof (AREA)
Abstract
The application relates to the technical field of die equipment, and discloses local high pressure cooling device and die casting machine, include: the cooling water pressurizing assembly comprises a water tank and an oil cylinder, wherein the water tank is provided with a water inlet end and a water outlet end, the oil cylinder comprises a cylinder body, a driving rod and a piston, the cylinder body is connected with the water tank, the tail end of the driving rod extends into the water tank, and the piston is installed at the tail end of the driving rod and is in sealing joint with the inner peripheral wall of the water tank; one end of the water inlet pipe is used for being connected with a cooling water source, the other end of the water inlet pipe is connected to the water inlet end, and the water inlet pipe is connected with a first one-way valve which only allows cooling water to flow into the water tank; and one end of the water outlet pipe is connected with the cooling channel of the die-casting die, the other end of the water outlet pipe is connected to the water outlet end, and the water outlet end is connected with a second one-way valve which only allows cooling water to flow out from the water tank to the water outlet pipe. This application can realize local high pressure cooling, guarantees product quality, and simple structure, occupation space are little, leading-in convenience, leading-in low cost.
Description
Technical Field
The application relates to the technical field of die equipment, in particular to a die casting machine and a local high-pressure cooling device thereof.
Background
Die casting is a way to produce production in a high pressure, high speed manner; because of the high temperature, the time for solidification becomes long, leading to an increase in cost. Therefore, the solidification of the alloy liquid needs to be accelerated by means of cooling water, so that the production efficiency is improved. When cooling water is introduced for cooling, because the product is irregular and has a concave-convex design, it is difficult to set a large enough cooling hole in a specific area, or the wall thickness of the product is too thick, and the cooling setting is insufficient, so that the product has appearance problems such as internal quality defects, local sintering and the like due to large temperature difference and non-uniform solidification sequence.
Aiming at the problem of insufficient cooling or unbalance during die casting, the cooling flow of the local position of the die casting die can be controlled in a high-pressure cooling mode, so that solidification balance is achieved. In the prior art, cooling water is usually pressurized by a water pump, and the high-pressure cooling water is injected into a die-casting die for local cooling; however, the water pump is added, so that the whole equipment is large and heavy, the structure is complex, the occupied space is large, a separate planning area needs to be provided by a factory, the whole introduction cost is high, and the introduction period is long.
Disclosure of Invention
An object of this application is to provide a local high pressure cooling device, it can solve die casting die local cooling unbalanced, and the technical problem of leading-in local high pressure cooling device expense height and leading-in cycle length. Another object of the present application is to provide a die casting machine including the above-mentioned local high-pressure cooling device.
The purpose of the application is realized by the following technical scheme:
a localized high pressure cooling device, comprising:
the cooling water pressurizing assembly comprises a water tank and an oil cylinder, the water tank is provided with a water inlet end and a water outlet end, the oil cylinder comprises a cylinder body, a driving rod and a piston, the cylinder body is connected with the water tank and is provided with an oil way interface, the tail end of the driving rod extends into the water tank, the piston is installed at the tail end of the driving rod, the piston is in sealing joint with the inner peripheral wall of the water tank, and the oil cylinder is started to drive the piston to linearly reciprocate;
one end of the water inlet pipe is used for being connected with a cooling water source, the other end of the water inlet pipe is connected to the water inlet end, and the water inlet pipe is connected with a first one-way valve only allowing cooling water to flow into the water tank; and
and one end of the water outlet pipe is used for being connected with a cooling channel of the die-casting die, the other end of the water outlet pipe is connected to the water outlet end, and the water outlet end is connected with a second one-way valve which only allows cooling water to flow out of the water outlet pipe from the water tank.
In some embodiments of the present application, the local high pressure cooling device further comprises:
and the pressure regulating valve is connected to the water outlet pipe and is positioned at the downstream end of the second one-way valve.
In some embodiments of the present application, the local high-pressure cooling device further includes: and the oil quantity regulating valve is arranged at the oil way interface.
In some embodiments of the present application, the cooling water pressurizing assembly further includes a housing, the housing has a receiving cavity therein, and the oil cylinder and the water tank are both installed in the receiving cavity;
the water inlet end, the water outlet end and the oil circuit interface are all arranged on the shell in a penetrating mode.
In some embodiments of the present application, the water outlet end is disposed through the top of the housing, and the water inlet end and the oil line interface are disposed through the same side of the housing.
In some embodiments of the present application, the housing comprises:
the seat body is arranged towards the front side in an open mode; and
the door body is rotatably connected with the seat body through a hinge, and covers the front side of the seat body to form the accommodating cavity in the shell;
the water outlet end penetrates through the top of the seat body, and the water inlet end and the oil way connector are arranged on the front side and penetrate through the door body.
In some embodiments of the application, the shell is provided with an installation part which is used for being detachably connected with a die-casting die.
In some embodiments of the present application, the installation department includes follows the convex epitaxial plate in one side is followed to the back of shell, the connecting hole has been seted up on the epitaxial plate.
A die casting machine, comprising:
the die-casting die is internally provided with a cooling channel; and
according to the local high-pressure cooling device, the cooling water pressurizing assembly is detachably mounted on the die-casting die, and one end of the water outlet pipe is connected with the cooling channel of the die-casting die.
In some embodiments of the application, the die-casting die is provided with a driving oil path, and the driving oil path is connected with the oil path interface.
According to the die casting machine and the local high-pressure cooling device thereof, the local high-pressure cooling of the die cooling water is realized by arranging the cooling water pressurizing assembly, so that the problem of quality defect of die casting products caused by insufficient local cooling can be effectively avoided; because need not to set up equipment such as water pump, cooling water pressurizing assembly simple structure, whole light, occupation space are little, and leading-in die casting die is more convenient, and leading-in low cost.
Drawings
The present application is described in further detail below with reference to the drawings and preferred embodiments, but those skilled in the art will appreciate that the drawings are only drawn for the purpose of illustrating the preferred embodiments and should not be taken as limiting the scope of the present application. Furthermore, unless specifically stated otherwise, the drawings are intended to be conceptual in nature of the described objects or configurations and may contain exaggerated displays, and are not necessarily drawn to scale.
FIG. 1 is a schematic structural view of a die casting mold according to some embodiments of the present application;
FIG. 2 is a schematic diagram of a cooling water pressurization assembly of a localized high pressure cooling device according to some embodiments of the present application;
fig. 3 is a schematic cross-sectional view of fig. 2.
In the figure, 10, a local high-pressure cooling device;
1. a cooling water pressurizing assembly; 11. a water tank; 111. a water inlet end; 112. a water outlet end; 12. an oil cylinder; 121. a cylinder body; 1211. an oil line interface; 1211a, an oil inlet; 1211b, an oil return port; 122. a drive rod; 123. a piston; 13. a housing; 131. an accommodating cavity; 132. a base body; 133. a door body; 134. a hinge; 135. an installation part; 1351. an epitaxial plate; 1352. connecting holes;
2. a water inlet pipe;
3. a first check valve;
4. a water outlet pipe;
5. a second one-way valve;
6. a pressure regulating valve;
20. die casting die; 21. a cooling channel.
Detailed Description
Hereinafter, preferred embodiments of the present application will be described in detail with reference to the accompanying drawings. Those skilled in the art will appreciate that the descriptions are illustrative only, exemplary, and should not be construed as limiting the scope of the application.
First, it should be noted that the orientations of top, bottom, upward, downward, and the like referred to herein are defined with respect to the orientation in the respective drawings, are relative concepts, and thus can be changed according to different positions and different practical states in which they are located. These and other orientations, therefore, should not be used in a limiting sense.
It should be noted that the term "comprising" does not exclude other elements or steps and the "a" or "an" does not exclude a plurality.
Furthermore, it should be further noted that any single technical feature described or implied in the embodiments herein, or any single technical feature shown or implied in the figures, can still be combined between these technical features (or their equivalents) to obtain other embodiments of the present application not directly mentioned herein.
It will be further understood that the terms "first," "second," and the like, are used herein to describe various information and should not be limited to these terms, which are used merely to distinguish one type of information from another. For example, "first" information may also be referred to as "second" information, and similarly, "second" information may also be referred to as "first" information, without departing from the scope of the present application.
It should be noted that in different drawings, the same reference numerals indicate the same or substantially the same components.
Referring to fig. 1 to 3, the present embodiment provides a die casting machine including a die casting mold 20 and a local high pressure cooling device 10.
Wherein, a cooling channel 21 is arranged in the die-casting die 20; the local high-pressure cooling device 10 comprises a cooling water pressurizing assembly 1, a water inlet pipe 2 and a water outlet pipe 4, wherein the cooling water pressurizing assembly 1 is installed on a die-casting die 20 and comprises a water tank 11 and an oil cylinder 12, the water tank 11 is provided with a water inlet end 111 and a water outlet end 112, the oil cylinder 12 comprises a cylinder body 121, a driving rod 122 and a piston 123, the cylinder body 121 is connected with the water tank 11, the cylinder body 121 is provided with an oil way interface 1211, the tail end of the driving rod 122 extends into the water tank 11, the piston 123 is installed at the tail end of the driving rod 122, and the piston 123 is in sealing joint with the inner peripheral wall of the water tank 11, the oil cylinder 12 is started to drive the piston 123 to move back and forth, one end of the water inlet pipe 2 is used for being connected with a cooling water source, the other end of the water inlet pipe 2 is connected to the water inlet end 111, the first one-way valve 3 only allowing cooling water to flow into the water tank 11 is connected to the water inlet pipe 2, one end of the water outlet pipe 4 is used for being connected with the cooling channel 21 of the die-casting die 20, the other end of the water outlet pipe 4 is connected to the water outlet end 112, and the second one-way valve 5 only allowing the cooling water to flow out from the water tank 11 to the water outlet pipe 4 is connected to the water outlet end 112.
Based on the technical scheme, the cooling water pressurizing assembly 1 is arranged to realize local high-pressure cooling of the cooling water of the die, and the cooling water pressurizing assembly is specifically realized by starting the oil cylinder 12; as shown in fig. 3, when the driving rod 122 drives the piston 123 to move downwards, the first check valve 3 is opened, the second check valve 5 is closed, the cooling water source flows into the water tank 11 through the water inlet pipe 2, when the driving rod 122 drives the piston 123 to move upwards, the first check valve 3 is closed, the second check valve 5 is opened, and the high-pressure cooling water flows into the cooling channel 21 of the die-casting mold 20 through the water outlet pipe 4 from the water tank 11, so that local high-pressure cooling is realized, and the problem of quality defects of die-casting products caused by insufficient local cooling can be effectively avoided. In this application, owing to need not to set up equipment such as water pump, cooling water pressurization subassembly 1 simple structure, whole light, occupation space are little, and leading-in die casting die 20 is more convenient, and leading-in low cost can realize local high pressure cooling, promotes the quality of die-casting product.
Generally, the die casting molds 20 have an extrusion pin function, and a driving oil passage (not specifically shown in the drawings) and a driving cylinder (not specifically shown in the drawings) are provided on the die casting molds 20 in order to realize the extrusion pin function; in this application, in order to further simplify the local pressurizing and cooling device, the driving oil path that realizes the function of the squeeze pin is connected to the oil path interface 1211 of the cooling water pressurizing assembly 1 to start the oil cylinder 12. Meanwhile, the oil cylinder 12 is started by utilizing the extrusion pin function of the die-casting die 20, so that the linkage between the die-casting die 20 and the local high-pressure cooling device 10 can be realized, generally, in the die-casting process, a punch of the die-casting die 20 only needs normal-pressure cooling when the punch is driven at a low speed, and a signal is given to a driving oil circuit when the punch is driven at a high speed, so that the oil cylinder 12 is synchronously started.
In some embodiments of the present application, in order to make the local high-pressure cooling device 10 output high-pressure cooling water with equal pressure, a pressure regulating valve 6 is connected to the water outlet pipe 4, and the pressure regulating valve 6 is disposed at the downstream end of the second check valve 5.
In addition, in some embodiments, in order to control the advancing speed of the cylinder 12 driving piston 123 so that the actuation time of the cylinder 12 is longer than the solidification time of the die-cast product, an oil amount adjusting valve (not specifically shown in the drawings) is provided at the oil passage interface 1211.
In some embodiments of the present application, the cooling water pressurizing assembly 1 further includes a housing 13, the housing 13 has a receiving cavity 131 therein, and the oil cylinder 12 and the water tank 11 are both installed in the receiving cavity 131; the water inlet end 111, the water outlet end 112 and the oil passage 1211 are all disposed through the housing 13. The housing 13 can protect the oil cylinder 12 and the water tank 11, and the cooling water pressurizing assembly 1 can be easily mounted on the die-casting mold 20 by providing the housing 13.
Specifically, as shown in fig. 2 and 3, the water inlet 111, the water outlet 112 and the oil interface 1211 are disposed through the housing 13, so as to facilitate connection of the pipes.
More specifically, in some embodiments, the housing 13 includes: the seat body 132 is arranged to be open towards the front side, one side of the door body 133 is rotatably connected with the seat body 132 through a hinge 135134, and the door body 133 covers the front side of the seat body 132 to form an accommodating cavity 131 inside the housing 13; the water outlet end 112 is disposed through the top of the seat 132, and the water inlet end 111 and the oil path 1211 are disposed on the front side and pass through the door 133. The water inlet end 111 and the oil line interface 1211 are both penetrated out of the door body 133, so that the assembly is convenient.
In the application, in order to facilitate the installation of the cooling water pressurizing assembly 1 on the die-casting die 20, the housing 13 is provided with an installation part for detachable connection with the die-casting die 20; specifically, in some embodiments, the mounting portion includes an extension plate 1351 protruding along one side of the back surface of the housing 13, a connection hole 1352 is opened on the extension plate 1351, the back surface of the housing 13 abuts against a mounting surface of the die-casting mold 20, and the mounting portion is connected to the die-casting mold 20 through a threaded connection member passing through the connection hole 1352 from front to back, so as to facilitate assembly and maintenance.
For example, the oil path interface 1211 of the oil cylinder 12 in the present application includes an oil inlet 1211a and an oil return 1211b, and the oil inlet 1211a and the oil return 1211b are respectively connected to the driving oil path.
In conclusion, the die-casting machine and the local high-pressure cooling device 10 thereof can solve the problem that the local cooling of the die-casting die 20 is unbalanced in the die-casting process, and ensure the quality of die-casting products, and the local high-pressure cooling device 10 has the advantages of simple integral structure, small occupied space, convenience in guiding and low cost in guiding.
This written description discloses the application with reference to the drawings, and also enables one skilled in the art to practice the application, including making and using any devices or systems, using suitable materials, and using any incorporated methods. The scope of the present application is defined by the claims and includes other examples that occur to those skilled in the art. Such other examples are to be considered within the scope of the claimed subject matter as long as they include structural elements that do not differ from the literal language of the claimed subject matter, or that they include equivalent structural elements with insubstantial differences from the literal language of the claimed subject matter.
Claims (10)
1. A localized high pressure cooling device, comprising:
the cooling water pressurizing assembly comprises a water tank and an oil cylinder, the water tank is provided with a water inlet end and a water outlet end, the oil cylinder comprises a cylinder body, a driving rod and a piston, the cylinder body is connected with the water tank and is provided with an oil way interface, the tail end of the driving rod extends into the water tank, the piston is installed at the tail end of the driving rod, the piston is in sealing joint with the inner peripheral wall of the water tank, and the oil cylinder is started to drive the piston to linearly reciprocate;
one end of the water inlet pipe is used for being connected with a cooling water source, the other end of the water inlet pipe is connected to the water inlet end, and the water inlet pipe is connected with a first one-way valve only allowing cooling water to flow into the water tank; and
and one end of the water outlet pipe is used for being connected with a cooling channel of the die-casting die, the other end of the water outlet pipe is connected to the water outlet end, and the water outlet end is connected with a second one-way valve which only allows cooling water to flow out of the water outlet pipe from the water tank.
2. The localized high pressure cooling device of claim 1, further comprising:
and the pressure regulating valve is connected to the water outlet pipe and is positioned at the downstream end of the second one-way valve.
3. The localized high pressure cooling device of claim 1, further comprising: and the oil quantity regulating valve is arranged at the oil way interface.
4. The local high-pressure cooling device according to any one of claims 1 to 3, wherein the cooling water pressurizing assembly further comprises a housing, the housing has a receiving cavity therein, and the oil cylinder and the water tank are both mounted in the receiving cavity;
the water inlet end, the water outlet end and the oil circuit interface are all arranged on the shell in a penetrating mode.
5. The local high-pressure cooling device according to claim 4, wherein the water outlet end is inserted through the top of the housing, and the water inlet end and the oil path connector are both inserted through the same side of the housing.
6. The localized high pressure cooling device of claim 5, wherein the housing comprises:
the seat body is arranged towards the front side in an open mode; and
the door body is rotatably connected with the seat body through a hinge, and covers the front side of the seat body to form the accommodating cavity in the shell;
the water outlet end penetrates through the top of the seat body, and the water inlet end and the oil way connector are arranged on the front side and penetrate through the door body.
7. The local high pressure cooling device according to claim 4, wherein said housing is provided with a mounting portion for detachable connection with a die casting mold.
8. The localized high pressure cooling device of claim 7, wherein the mounting portion comprises an extension plate protruding along one side of a back surface of the housing, the extension plate having a connection hole formed therein.
9. A die casting machine, comprising:
the die-casting die is internally provided with a cooling channel; and
the partial high pressure cooling device of any one of claims 1 to 8, wherein the cooling water pressurizing assembly is detachably mounted on the die casting mold, and one end of the water outlet pipe is connected to the cooling passage of the die casting mold.
10. The die casting machine of claim 9, wherein a drive oil passage is provided on the die casting die, and the drive oil passage is connected to the oil passage interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222650007.0U CN218503309U (en) | 2022-10-09 | 2022-10-09 | Die casting machine and local high-pressure cooling device thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222650007.0U CN218503309U (en) | 2022-10-09 | 2022-10-09 | Die casting machine and local high-pressure cooling device thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218503309U true CN218503309U (en) | 2023-02-21 |
Family
ID=85216477
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222650007.0U Active CN218503309U (en) | 2022-10-09 | 2022-10-09 | Die casting machine and local high-pressure cooling device thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218503309U (en) |
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2022
- 2022-10-09 CN CN202222650007.0U patent/CN218503309U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230404 Address after: 100000 Rooms 301-313, 319, 321, 3rd Floor, Beijing Development Building, No. 5 East 3rd Ring North Road, Chaoyang District, Beijing Patentee after: Honda Motor(China) Investment Co.,Ltd. Address before: No. 231, Lianguang Road, East District, Guangzhou Economic and Technological Development Zone, Guangzhou, Guangdong 510730 Patentee before: Honda Production Technology (China) Co.,Ltd. |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240511 Address after: No. 153 Yaotianhe Street, Huangpu District, Guangzhou City, Guangdong Province, 511356 Patentee after: Honda Technology Research (China) Co.,Ltd. Country or region after: China Address before: 100000 Rooms 301-313, 319, 321, 3rd Floor, Beijing Development Building, No. 5 East 3rd Ring North Road, Chaoyang District, Beijing Patentee before: Honda Motor(China) Investment Co.,Ltd. Country or region before: China |