CN214773497U - Gas circuit structure of foaming mold and foaming mold - Google Patents
Gas circuit structure of foaming mold and foaming mold Download PDFInfo
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- CN214773497U CN214773497U CN202021805958.5U CN202021805958U CN214773497U CN 214773497 U CN214773497 U CN 214773497U CN 202021805958 U CN202021805958 U CN 202021805958U CN 214773497 U CN214773497 U CN 214773497U
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Abstract
The utility model relates to the technical field of mold, especially, relate to a gas circuit structure and foaming mould of foaming mould. The foaming mould includes die carrier and gas circuit structure, and the gas circuit structure is installed on the die carrier, and the gas circuit structure includes the trachea and bleeds the component, is formed with the gas circuit in the trachea, and the trachea is equipped with the induction port, bleeds the component and is used for the air in the suction foaming mould to make the air in the foaming mould get into the trachea by the induction port, and discharge through the trachea. Processing man-hour, earlier mould plastics the expanded material to the die carrier in, through the air in the component suction foaming mould of bleeding simultaneously, so that the air in the foaming mould gets into the trachea by the induction port, and discharge through the trachea, thereby the inside vacuum state that is in of die carrier before the shaping, the foaming of being convenient for produces, improve the quality of foaming article, compare in setting up the air discharge duct and carry out carminative mode, cycle time has been shortened greatly, promote the shaping efficiency of foaming article, then expanded material foaming, treat to cool off the back die sinking and take out the foaming article that the shaping is good.
Description
Technical Field
The utility model relates to the technical field of mold, especially, relate to a gas circuit structure and foaming mould of foaming mould.
Background
The mould is various moulds and tools for obtaining required products by injection moulding, blow moulding, 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 foaming mold is used for completing the forming operation of the foaming article, when in processing, the foaming material is firstly injected into a cavity of the foaming mold, then the foaming material is foamed and formed in the cavity, and after cooling, the mold is opened to take out the formed foaming article. In order to ensure the quality of the foamed article, before foaming, the air in the cavity is exhausted, so that the whole cavity is in a vacuum state.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve is: the air path structure of the foaming mold and the foaming mold are provided, and air in a cavity is discharged, so that the whole cavity is in a vacuum state.
In order to solve the technical problem, the utility model discloses a technical scheme be: the air passage structure of the foaming mold comprises an air pipe and an air exhaust element, an air passage is formed in the air pipe, the air pipe is provided with an air suction port, and the air exhaust element is used for sucking air in the foaming mold, so that the air in the foaming mold enters the air pipe through the air suction port and is exhausted through the air pipe.
Optionally, the air passage structure of the foaming mold comprises a plurality of air pipes, and the air pipes are arranged in a criss-cross manner and are provided with a plurality of air suction ports.
Optionally, the suction element is a vacuum generator.
Optionally, the air path structure of the foaming mold further comprises an air collecting assembly, and the air collecting assembly is used for collecting air exhausted through the air pipe.
Optionally, the gas collecting assembly includes a gas collecting block and a pipeline connected with each other, and the pipeline is communicated with the gas pipe.
Additionally, the utility model provides a foaming mold utensil, foaming mold utensil includes the die carrier and as above-mentioned arbitrary one foaming mold utensil's gas circuit structure, foaming mold utensil's gas circuit structrual installation is in on the die carrier.
Optionally, the mold base comprises a movable mold and a fixed mold, a cavity is formed when the movable mold and the fixed mold are assembled, and the fixed mold is provided with the gas path structure of the foaming mold.
Optionally, the fixed mold has a fixed mold parting surface, and the suction port is located at the fixed mold parting surface.
Optionally, the suction opening is located at a bump-through position.
Optionally, the air path structure of the foaming mold is installed on one side of the fixed mold, which is away from the cavity.
Implement the embodiment of the utility model provides a, will have following beneficial effect: above-mentioned foaming mold's gas circuit structure is when exhausting, the air in the component suction foaming mold that bleeds to make the air in the foaming mold get into the trachea by the induction port, and discharge through the trachea, thereby the inside vacuum state that is in of shaping foaming article front mould, the foaming of being convenient for produces, improves the quality of foaming article, and compare in setting up the exhaust duct and carry out the mode of exhausting, has shortened cycle time greatly, promotes the shaping efficiency of foaming article.
The utility model discloses a foaming mold, except including above-mentioned foaming mold's gas circuit structure, still include the die carrier, add man-hour, earlier mould plastics foaming material to the die carrier in, discharge through the air of gas circuit structure in with the die carrier simultaneously to be in vacuum state in making whole die carrier, then foaming material foaming shaping, treat after cooling the die sinking and take out the foaming article that the shaping is good.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Wherein:
fig. 1 is a schematic structural view of a foaming mold according to an embodiment of the present invention;
FIG. 2 is a schematic view of a portion of the foaming mold of FIG. 1;
fig. 3 is a schematic structural diagram of an air path structure of the foaming mold in fig. 1.
Description of reference numerals:
100. a gas path structure;
10. an air tube; 11. an air suction port;
20. an air extraction element;
30. a gas collection assembly; 31. a gas collecting block; 32. a pipeline;
200. a mold frame; 201. moving the mold; 202. fixing a mold; 2021. a fixed die parting surface; 2022. and (6) the position of the punch-through.
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 efforts belong to the protection scope of the present invention.
It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiments of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.
In addition, the descriptions related to "first", "second", etc. in the present invention are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit ly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one of the feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
An embodiment of the utility model provides a foaming mould for accomplishing foaming article shaping operation, wherein, foaming article can be auto-parts etc.. As shown in fig. 1 to 3, the foaming mold includes an air path structure 100 and a mold base 200, the air path structure 100 is installed on the mold base 200, the air path structure 100 includes an air tube 10 and an air extracting element 20, an air path is formed in the air tube 10, the air tube 10 is provided with an air suction port 11, and the air extracting element 20 is used for sucking air in the foaming mold, so that the air in the foaming mold enters the air tube 10 through the air suction port 11 and is discharged through the air tube 10.
Processing man-hour, earlier mould plastics to the die carrier 200 with expanded material in, simultaneously through the air in the component 20 suction foaming mould of bleeding, so that the air in the foaming mould gets into trachea 10 by induction port 11, and discharge through trachea 10, thereby die carrier 200 is inside to be in vacuum state before the shaping foaming article, be convenient for the foaming produces, improve the quality of foaming article, and compare in setting up the air discharge duct and carry out carminative mode, cycle time has been shortened greatly, promote the shaping efficiency of foaming article, then expanded material foaming shaping, treat to cool off the back die sinking and take out the good foaming article of shaping.
In order to instantaneously discharge air, the vacuum is very effective to draw gas from a space with a small gap by using a pressure difference, and the higher the degree of vacuum is, the more the gas can be drawn from the small gap.
In this embodiment, the mold frame 200 includes a movable mold 201 and a fixed mold 202, the movable mold 201 and the fixed mold 202 form a cavity when being clamped, and the gas path structure 100 is mounted on the fixed mold 202. When the foaming material is processed, the movable mold 201 and the fixed mold 202 are assembled to form a cavity, the foaming material is injected into the cavity in advance, wherein the injection molding needs to be completed within 1s, the cavity is vacuumized through the gas circuit structure 100, then the movable mold 201 is moved by about 1mm to give up a foaming space, the foaming material is foamed and molded in the cavity at the moment, and the movable mold 201 is cooled and moved again until the molding is completed so as to take out the molded foaming article. In addition, in this embodiment, install another gas circuit structure on the movable mould 201 to the air of the whole die cavity of exhaust avoids influencing the forming process, and can further shorten cycle time, effectively promotes the shaping efficiency of foaming article, reduces the temperature and the pressure of moulding plastics, increases output, and in addition, another gas circuit structure of installation on the movable mould 201 need set up the gas lock in order to prevent that the inside plastic of die cavity from leaking out under the action of gravity in induction port 11 department.
Further, in the present embodiment, the fixed mold 202 has the fixed mold split surface 2021, and the air intake port 11 is located at the fixed mold split surface 2021 or at the hit-through position 2022. Through set up induction port 11 in cover half die-joint 2021 department or bump through position 2022 department to be more convenient for discharge the air in whole die cavity to the die cavity outside through cover half die-joint 2021 department or bump through position 2022 department, guarantee the vacuum effect of whole die cavity, prevent that the inside residual air of die cavity from influencing the foaming and producing, and then influence the quality of foaming article. Of course, in other embodiments, the position of the suction port 11 is not limited thereto.
In this embodiment, the air path structure 100 of the foaming mold is installed on the fixed mold 202 on the side away from the cavity. This position sets up, not only can be through gas circuit structure 100 with the whole discharges of air in the die cavity to make the die cavity be in vacuum state, whole foaming mold utensil is more reasonable in the space setting moreover, avoids influencing expanded material's foaming shaping.
It should be noted that in the present embodiment, the air path structure 100 of the foaming mold includes a plurality of air tubes 10, and the air tubes 10 are arranged in a criss-cross manner and are formed with a plurality of air inlets 11. Through setting up a plurality of tracheas 10 and a plurality of induction ports 11 to when exhausting, the air in the foaming mould can get into a plurality of tracheas 10 by a plurality of induction ports 11, and discharges through a plurality of tracheas 10, effectively promotes exhaust effect and exhaust efficiency, thereby foaming material reaches the purpose of filling up the die cavity when moulding plastics, guarantees product quality, reduces the rejection rate.
In this embodiment, the pumping element 20 is a vacuum generator. When the movable mold 201 and the fixed mold 202 complete mold assembly, the vacuum generator automatically starts to vacuumize, and the vacuum generator provides vacuuming power through high-pressure gas generated by connecting an external air pump so as to pump air in a cavity of the foaming mold and generate a vacuum effect. By adopting the vacuum generator as the air exhaust element 20, on one hand, the vacuum-pumping treatment of the inside of the cavity is facilitated, the forming effect of the foamed object is ensured, on the other hand, the vacuum generator is convenient to install on the fixed die 202, and the energy can be saved. Of course, in other embodiments, the pumping element 20 is not limited to being a vacuum generator.
In this embodiment, the air path structure 100 of the foaming mold further includes an air collecting assembly 30, and the air collecting assembly 30 is used for collecting air discharged through the air tube 10. Specifically, in the present embodiment, the gas collecting assembly 30 includes a gas collecting block 31 and a pipe 32 connected to each other, and the pipe 32 is communicated with the gas pipe 10. During processing, the air extracting element 20 extracts air in the foaming mold, and the extracted air is collected and centralized by the air collecting block 31 through the pipeline 32.
In addition, in the embodiment, sealing treatment is performed at the mold closing position of the movable mold 201 and the fixed mold 202 and at the movable position of other movable parts, so that the phenomenon that after vacuumizing, outside air enters the cavity from the gaps to affect the vacuum effect is avoided. In addition, through carrying out vacuum treatment, still increased the mold clamping force between movable mould 201 and the fixed mould 202, and sealed the processing in the compound die position, further guarantee the vacuum effect, promote the quality of foaming article, avoid causing the raw materials extravagant.
The above mentioned is only the embodiment of the present invention, and not the limitation of the patent scope of the present invention, all the equivalent transformations made by the contents of the specification and the drawings, or the direct or indirect application in the related technical field, are included in the patent protection scope of the present invention.
Claims (6)
1. The utility model provides a gas circuit structure of foaming mould which characterized in that includes:
the air pipe is internally provided with an air passage and is provided with an air suction port; and
the air extracting element is used for extracting air in the foaming mold, so that the air in the foaming mold enters the air pipe through the air suction port and is exhausted through the air pipe;
the air path structure of the foaming mold further comprises an air collecting assembly, the air collecting assembly is used for collecting air exhausted by the air pipe, the air collecting assembly comprises an air collecting block and a pipeline which are connected, the pipeline is communicated with the air pipe, and the extracted air passes through the pipeline to reach the air collecting block; the air passage structure of the foaming mold comprises a plurality of air pipes which are arranged in a criss-cross manner and are provided with a plurality of air suction ports.
2. The air passage structure of a foaming mold according to claim 1, wherein the air suction member is a vacuum generator.
3. A foaming mold, which is characterized by comprising a mold frame and the air path structure of the foaming mold as claimed in any one of claims 1 to 2, wherein the air path structure of the foaming mold is arranged on the mold frame; the die carrier comprises a movable die and a fixed die, a cavity is formed when the movable die and the fixed die are assembled, and the fixed die is provided with a gas path structure of the foaming die; and the movable mold is provided with another air path structure, and an air plug is arranged at the air suction port of the other air path structure.
4. A foaming mold in accordance with claim 3 wherein the fixed mold has a fixed mold parting surface and the suction port is located at the fixed mold parting surface.
5. A foaming mold in accordance with claim 3 wherein said suction port is located at the impingement position.
6. A foaming mold in accordance with claim 3 wherein the gas path structure of the foaming mold is mounted on the stationary mold on a side thereof facing away from the cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021805958.5U CN214773497U (en) | 2020-08-25 | 2020-08-25 | Gas circuit structure of foaming mold and foaming mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021805958.5U CN214773497U (en) | 2020-08-25 | 2020-08-25 | Gas circuit structure of foaming mold and foaming mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214773497U true CN214773497U (en) | 2021-11-19 |
Family
ID=78663234
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021805958.5U Active CN214773497U (en) | 2020-08-25 | 2020-08-25 | Gas circuit structure of foaming mold and foaming mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214773497U (en) |
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2020
- 2020-08-25 CN CN202021805958.5U patent/CN214773497U/en active Active
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