CN214023416U - Stable vacuum mold for liquid metal forming - Google Patents
Stable vacuum mold for liquid metal forming Download PDFInfo
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- CN214023416U CN214023416U CN202023112097.5U CN202023112097U CN214023416U CN 214023416 U CN214023416 U CN 214023416U CN 202023112097 U CN202023112097 U CN 202023112097U CN 214023416 U CN214023416 U CN 214023416U
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Abstract
The utility model discloses a stable vacuum mould for liquid metal forming, which comprises a fixed mould plate and a movable mould plate, a cavity is formed between the fixed mould plate and the movable mould plate, a heat conducting plate is arranged in the cavity, a heat conducting oil groove is arranged in the heat conducting plate, a through groove is arranged at the position corresponding to the heat conducting oil groove in the fixed mould plate, a sealing outer sleeve is arranged at the position corresponding to the through groove outside the fixed mould plate, a sealing inner pipe and a connector are arranged in the sealing outer sleeve, a gap is arranged between the sealing outer sleeve and the sealing inner pipe, and one end of the connector penetrating out of the sealing outer sleeve is connected with; the utility model discloses a be used for fashioned stable vacuum mold of liquid metal has designed sealed overcoat and sealed inner tube, makes to have certain clearance between sealed overcoat and the sealed inner tube, and the conduction oil lets in from sealed inner tube, and sealed overcoat is responsible for sealedly for the rubber circle is kept away from high temperature spare, has guaranteed the long-term stability and the leakproofness of rubber circle.
Description
Technical Field
The utility model relates to the technical field of mold, specifically be a be used for fashioned stable vacuum mold of liquid metal.
Background
The die is various dies and tools for obtaining required products by injection molding, blow molding, extrusion, die casting or forging forming, smelting, stamping and other methods in industrial production. In short, a mold is a tool used to make a shaped article, the tool being made up of various parts, different molds being made up of different parts. The processing of the appearance of an article is realized mainly through the change of the physical state of a formed material.
In the processing process of some materials, the vacuum degree in the mold needs to be maintained, meanwhile, the temperature in the mold needs to be maintained, the method for maintaining the temperature is to introduce heat conduction oil into the mold through a heat conduction oil pipe, so that an opening generated by the mold needs to be sealed, a rubber ring is usually required to be sealed between the traditional heat conduction oil pipe and a fixed mold, but the heat conduction oil introduced into the heat conduction oil pipe is a high-temperature medium, the temperature can reach 200-350 ℃, the rubber ring is easy to deform and damage in the high-temperature environment due to limited materials, the rubber ring is difficult to use for a long time, the rubber ring needs to be continuously replaced, the constant vacuum degree in the mold is difficult to maintain, and castings are difficult to form, especially liquid metal glass materials, a good in-mold vacuum environment is required in the die-casting forming process, and the liquid metal glass materials need to be stably used for a long time.
The utility model discloses a be used for fashioned stable vacuum mold of liquid metal for solve above-mentioned problem.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a be used for fashioned stable vacuum mould of liquid metal to solve the problem that proposes among the above-mentioned background art.
In order to solve the technical problem, the utility model provides a following technical scheme: a stable vacuum mold for forming liquid metal comprises a fixed mold plate and a movable mold plate, wherein the fixed mold plate is fixed on an injection molding machine, the movable mold plate is a mold carrying plate which performs opening and closing movement, the mold is driven to move along with the movement of a hydraulic piston or a link mechanism, a mold cavity is formed between the fixed mold plate and the movable mold plate, injection molding liquid is injected into the mold cavity, a cast is injected under the pressing action of the fixed mold plate and the movable mold plate, a heat conducting plate is arranged in the mold cavity, heat conducting oil is led in the heat conducting plate and used for keeping the injection molding temperature in the mold cavity, a heat conducting oil groove is arranged in the heat conducting plate and used for leading in the heat conducting oil, a through groove is arranged at the position, corresponding to the through groove, in the fixed mold plate, the heat conducting oil is led in the heat conducting oil groove through the through groove, a sealing outer sleeve is arranged at the position, corresponding to the through groove, outside the fixed mold plate, and used for sealing between the heat conducting oil pipe and the fixed mold plate, the vacuum of the cavity is kept, a sealing inner tube and a connector are arranged in a sealing outer sleeve, the sealing inner tube is in threaded connection with a heat conduction oil groove, the sealing inner tube is in threaded connection with the connector, a gap is reserved between the sealing outer sleeve and the sealing inner tube, one end of the connector penetrating out of the sealing outer sleeve is connected with a heat conduction oil pipe, a rubber ring is usually needed to seal between the sealing outer sleeve and a fixed die plate, but heat conduction oil introduced into the heat conduction oil pipe is a high-temperature medium, the temperature can reach 200-350 ℃, the rubber ring is easy to deform and damage in the high-temperature environment due to limited materials, the rubber ring is difficult to use for a long time, the rubber ring needs to be replaced ceaselessly, the constant vacuum degree in a die is difficult to maintain, a casting is difficult to form, particularly a liquid metal glass material needs a good in-die vacuum environment in a die casting forming process, and needs to be used stably for a long time, this device has designed sealed overcoat and sealed inner tube, makes to have certain clearance between sealed overcoat and the sealed inner tube, and the conduction oil lets in from sealed inner tube, and sealed overcoat is responsible for sealedly for the rubber circle is kept away from high temperature spare, has guaranteed the long-term stability and the leakproofness of rubber circle.
Preferably, sealed inner tube stretches out sealed overcoat and penetrates in the heat conduction oil groove through leading to the groove, sealed inner tube and heat conduction oil groove are through a screw thread spiro union, the thread at this place of sealed inner tube is longer than the thread length at this place of heat conduction oil groove, a screw thread accomplishes the heat-conducting plate and seals between the inner tube sealed, forms the sealed section of first department, makes the conduction oil get into by heat conduction oil pipe, through connector, sealed inner tube in proper order, get into in the heat-conducting plate for the conduction oil is avoided and sealed overcoat direct contact, keeps the ambient temperature's of sealed overcoat stable.
Preferably, sealed inner tube and sealed overcoat are through No. two screw threads spiro union, the thread length that the thread at this place of sealed inner tube is longer than sealed overcoat here, No. two screw threads accomplish sealed between overcoat and the sealed inner tube, and the design of No. two screw threads makes sealed inner tube when wearing and tearing appear owing to used repeatedly, can carry out position compensation, continuously keeps sealing performance.
Preferably, a sealing groove is formed in the position, in which the sealing outer sleeve is in contact with the fixed die plate, a rubber ring is arranged in the sealing groove, and the sealing groove and the rubber ring complete sealing between the sealing outer sleeve and the fixed die plate.
Preferably, the one end that sealed inner tube and connector are connected is the horn mouth, the horn mouth also can be D shape mouth etc. for connector and sealed inner tube can dock the installation smoothly when guaranteeing to produce production error, prevent simultaneously that the conduction oil from spilling over outside the sealed inner tube and getting into in the sealed overcoat.
Preferably, the connector is provided with No. three screw threads and nut with the one end that heat conduction oil pipe is connected, heat conduction oil pipe cup joints in the connector outer wall, uses No. three screw threads and nut sealed heat conduction oil pipe and connector simultaneously.
Compared with the prior art, the utility model discloses the beneficial effect who reaches is:
1. the device is provided with the sealing outer sleeve and the sealing inner tube, a certain gap is formed between the sealing outer sleeve and the sealing inner tube, heat conduction oil is introduced from the sealing inner tube, the sealing outer sleeve is used for sealing, the rubber ring is far away from a high-temperature part, the long-term stability and the sealing performance of the rubber ring are ensured, products needing vacuum environment in-mold forming, particularly liquid metal glass materials, need a good in-mold vacuum environment in the die-casting forming process in a vacuumizing mode, and need to be stably used for a long time, and the device is very suitable for solving the problem;
2. the utility model discloses a sealing mode between heat conduction oil pipe and cover half produces four sealings, has solved the sealing problem that is difficult to solve because the assembly clearance of mould assembly produces, provides high-quality vacuum die cavity for liquid metal block amorphous die-casting shaping to can acquire the amorphous structure of higher-quality liquid metal block;
3. the utility model discloses an one end design that sealed inner tube and connector are connected is the horn mouth for connector and sealed inner tube can dock the installation smoothly when guaranteeing to produce production error, prevent simultaneously that the conduction oil from spilling over outside the sealed inner tube and getting into in the sealed overcoat.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
FIG. 1 is a perspective view of a stable vacuum mold for forming liquid metal in accordance with the present invention;
FIG. 2 is a cross-sectional view taken along line A-A of the present invention;
FIG. 3 is a detailed view of the present invention at B;
in the figure: 1. fixing a template; 2. moving the template; 3. a heat conducting plate; 4. a heat conduction oil groove; 5. a through groove; 6. sealing the outer sleeve; 7. sealing the inner tube; 8. a connector; 9. a heat conducting oil pipe; 10. a first thread; 11. a second thread; 12. a sealing groove; 13. a rubber ring; 14. a bell mouth; 15. a third thread; 16. and (4) a nut.
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 some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example (b): referring to fig. 1 to 3, the present invention provides a technical solution: a stable vacuum mould for forming liquid metal comprises a fixed mould plate 1 and a movable mould plate 2, wherein the fixed mould plate 1 is fixed on an injection molding machine, the movable mould plate 2 is a mould carrying plate which performs opening and closing movement and drives a mould to move along with the movement of a hydraulic piston or a link mechanism, a cavity is formed between the fixed mould plate 1 and the movable mould plate 2, injection liquid is injected into the cavity, a cast is injected under the pressing action of the fixed mould plate 1 and the movable mould plate 2, a heat conducting plate 3 is arranged in the cavity, heat conducting oil is led into the heat conducting plate 3 and used for keeping the injection temperature in the cavity, a heat conducting oil groove 4 is arranged in the heat conducting plate 3, the heat conducting oil is led into the heat conducting oil groove 4 in the fixed mould plate 1, the heat conducting oil is led into the heat conducting oil groove 4 through the through groove 5, a sealing outer sleeve 6 is arranged at a position outside the fixed mould plate 1 and corresponding to the through groove 5, and the sealing outer sleeve 6 is used for sealing the heat conducting oil pipe 9 and the fixed mould plate 1, the vacuum of a cavity is kept, a sealing inner tube 7 and a connector 8 are arranged in a sealing outer sleeve 6, the sealing inner tube 7 is in threaded connection with a heat conduction oil groove 4, the sealing inner tube 7 is in threaded connection with the connector 8, a gap is reserved between the sealing outer sleeve 6 and the sealing inner tube 7, one end of the connector 8, which penetrates out of the sealing outer sleeve 6, is connected with a heat conduction oil pipe 9, a rubber ring is usually needed to seal between the sealing outer sleeve 6 and a fixed die plate 1, but heat conduction oil introduced into the heat conduction oil pipe 9 is a high-temperature medium, the temperature can reach 200-350 ℃, the rubber ring is easy to deform and damage in the high-temperature environment due to limited material, is difficult to use for a long time, the rubber ring needs to be replaced ceaselessly, is difficult to keep constant vacuum degree in a die, a casting is difficult to form, particularly, this device has designed sealed overcoat 6 and sealed inner tube 7, makes to have certain clearance between sealed overcoat 6 and the sealed inner tube 7, and the conduction oil lets in from sealed inner tube 7, and sealed overcoat 6 is responsible for sealedly for the rubber circle is kept away from high temperature spare, has guaranteed the long-term stability and the leakproofness of rubber circle.
Sealed inner tube 7 stretches out sealed overcoat 6 and penetrates in heat conduction oil groove 4 through leading to groove 5, sealed inner tube 7 and heat conduction oil groove 4 are through the spiro union of a screw thread 10, the screw thread at this place of sealed inner tube 7 is longer than the screw thread length at this place of heat conduction oil groove 4, screw thread 10 accomplishes sealing between heat-conducting plate 3 and the sealed inner tube 7, form first department seal segment, make the conduction oil get into by heat conduction oil pipe 9, pass through connector 8 in proper order, sealed inner tube 7, get into in the heat-conducting plate 3, make the conduction oil avoid and 6 direct contact of sealed overcoat, keep the stability of the ambient temperature of sealed overcoat 6.
Sealed inner tube 7 and sealed overcoat 6 are through No. two screw threads 11 spiro union, and the thread at sealed inner tube 7 here is longer than the thread length at sealed overcoat 6 here, and No. two screw threads 11 accomplish sealed between 6 and the sealed inner tube 7 of sealed overcoat, and the design of No. two screw threads 11 makes when sealed inner tube 7 appears wearing and tearing because used repeatedly, can carry out position compensation, continuously keeps sealing performance.
A sealing groove 12 is arranged at the position where the sealing outer sleeve 6 is contacted with the fixed die plate 1, a rubber ring 13 is arranged in the sealing groove 12, and the sealing groove 12 and the rubber ring 13 complete the sealing between the sealing outer sleeve 6 and the fixed die plate 1.
The one end that sealed inner tube 7 and connector 8 are connected is horn mouth 14, and horn mouth 14 also can be D shape mouth etc. for connector 8 and sealed inner tube 7 can dock the installation smoothly when guaranteeing to produce production error, prevent simultaneously that the conduction oil from spilling over outside sealed inner tube 7 and getting into in sealed overcoat 6.
The one end that connector 8 and heat conduction oil pipe 9 are connected is provided with No. three screw thread 15 and nut 16, and heat conduction oil pipe 9 cup joints in the 8 outer walls of connector, uses No. three screw thread 15 and nut 16 simultaneously to seal heat conduction oil pipe 9 and connector 8.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. A stabilize vacuum mold for liquid metal forming, includes fixed die plate (1) and movable die plate (2), its characterized in that: form the die cavity between fixed die plate (1) and movable mould board (2), be provided with heat-conducting plate (3) in the die cavity, be provided with heat conduction oil groove (4) in heat-conducting plate (3), the position that corresponds with heat conduction oil groove (4) in fixed die plate (1) is provided with logical groove (5), the position that corresponds with logical groove (5) outside fixed die plate (1) is provided with sealed overcoat (6), be provided with sealed inner tube (7) and connector (8) in sealed overcoat (6), it is gapped between sealed overcoat (6) and sealed inner tube (7), heat conduction oil pipe (9) are connected to the one end that sealed overcoat (6) were worn out in connector (8).
2. A stable vacuum mould for liquid metal forming according to claim 1, characterized in that: sealed inner tube (7) stretch out sealed overcoat (6) and penetrate in heat conduction oil groove (4) through leading to groove (5), sealed inner tube (7) and heat conduction oil groove (4) are through a screw thread (10) spiro union.
3. A stable vacuum mould for liquid metal forming according to claim 1, characterized in that: the sealing inner pipe (7) and the sealing outer sleeve (6) are in threaded connection through a second thread (11).
4. A stable vacuum mould for liquid metal forming according to claim 1, characterized in that: the sealing sleeve (6) is provided with a sealing groove (12) at the position contacting with the fixed die plate (1), and a rubber ring (13) is arranged in the sealing groove (12).
5. A stable vacuum mould for liquid metal forming according to claim 1, characterized in that: one end of the sealed inner tube (7) connected with the connector (8) is a bell mouth (14).
6. A stable vacuum mould for liquid metal forming according to claim 1, characterized in that: and a third thread (15) and a nut (16) are arranged at one end of the connector (8) connected with the heat-conducting oil pipe (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023112097.5U CN214023416U (en) | 2020-12-22 | 2020-12-22 | Stable vacuum mold for liquid metal forming |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023112097.5U CN214023416U (en) | 2020-12-22 | 2020-12-22 | Stable vacuum mold for liquid metal forming |
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| Publication Number | Publication Date |
|---|---|
| CN214023416U true CN214023416U (en) | 2021-08-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023112097.5U Active CN214023416U (en) | 2020-12-22 | 2020-12-22 | Stable vacuum mold for liquid metal forming |
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| Country | Link |
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| CN (1) | CN214023416U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114799121A (en) * | 2022-06-24 | 2022-07-29 | 宁波市北仑欣玉模具制造有限公司 | Fully-sealed vacuumizing mold |
-
2020
- 2020-12-22 CN CN202023112097.5U patent/CN214023416U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114799121A (en) * | 2022-06-24 | 2022-07-29 | 宁波市北仑欣玉模具制造有限公司 | Fully-sealed vacuumizing mold |
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