CN214562740U - Forehead temperature gun mould with water-cooled heat radiation structure - Google Patents
Forehead temperature gun mould with water-cooled heat radiation structure Download PDFInfo
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- CN214562740U CN214562740U CN202120633966.4U CN202120633966U CN214562740U CN 214562740 U CN214562740 U CN 214562740U CN 202120633966 U CN202120633966 U CN 202120633966U CN 214562740 U CN214562740 U CN 214562740U
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Abstract
The utility model discloses a volume temperature rifle mould with water-cooled heat radiation structure, this volume temperature rifle mould include movable mould portion with set up in the cover half portion of movable mould portion below, movable mould portion include the movable mould board and install in hot mouth device on the movable mould board, cover half portion includes the fixed die plate, the fixed die plate has the die cavity, be provided with first heat abstractor on the movable mould board, the utility model discloses a volume temperature rifle mould all is provided with heat abstractor at movable mould board and fixed die plate, and first heat abstractor on the movable mould board is heated through volatile medium and volatilizees and takes away the heat to form the heat exchange with water cooling plant to reach radiating purpose. The second heat radiator increases heat absorbing area through spiral pipe to make water absorb heat and take out of the fixed mold plate to reach heat dissipating aim. The utility model discloses a two heat abstractor have improved the radiating efficiency, make the cooling rate after the product shaping accelerate.
Description
Technical Field
The utility model relates to a mould, specific saying so relates to a volume temperature rifle mould with water-cooled heat radiation structure.
Background
The hot runner injection molding is mainly divided into a cold runner and a hot runner, the injection molding hot nozzle is mainly used on the hot runner, and the hot runner injection mold is used for injecting glue on the surface of an injection molding part at the direct contact point of the front end part of the hot nozzle, after the injection of molten plastic is completed, because the temperature of a glue injection device is very high, the temperature of the mold in the peripheral area of the hot nozzle is higher than that of other areas, the temperature of the hot nozzle is too high, the local high temperature of the pouring gate part is ensured, and the hot stamping and the pouring gate flash are easily generated at the pouring gate part of the hot runner.
In view of the above-mentioned drawbacks, various hot runner cooling devices have been developed to reduce the temperature of the hot nozzle: for example, the hot runner cooling device disclosed in chinese patent (201210255065.1) includes a cooling jacket installed on a hot nozzle, the hot nozzle and the cooling jacket are installed in a lower mold core, the cooling jacket is connected with a pipeline, cooling water is introduced into the pipeline, the pipeline is an annular pipeline, the annular pipeline includes a water outlet and a water inlet, and the cooling jacket is made of copper. Although the problem that the temperature of the hot nozzle is too high is solved to a certain extent by the hot runner cooling device, the hot nozzle is inconvenient to install due to the fact that the cooling sleeve is installed on the hot nozzle, and meanwhile, the temperature of the hot nozzle is reduced due to the fact that the cooling sleeve is arranged on the surface of the hot nozzle, so that the temperature around the hot nozzle is not controllable, and the efficiency of the hot runner cooling device is reduced.
SUMMERY OF THE UTILITY MODEL
To the not enough among the prior art, the to-be-solved technical problem of the utility model lies in providing a volume thermo gun mould with water-cooled heat radiation structure, the purpose of designing this volume thermo gun mould is the radiating efficiency who improves the mould, makes the cooling rate accelerate after the product shaping.
In order to solve the technical problem, the utility model discloses a following scheme realizes: the utility model discloses a forehead temperature gun mould with water-cooled heat radiation structure, this forehead temperature gun mould include movable mould portion and set up in the cover half below the movable mould portion, the movable mould portion includes the movable mould board and installs the hot mouth device on the movable mould board, the cover half includes the cover half, the cover half has the shaping chamber, be provided with first heat abstractor on the movable mould board, be provided with the second heat abstractor on the cover half;
the first heat dissipation device is provided with a closed pipeline, two ends of the closed pipeline are outwards and obliquely upwards formed with slopes and extend to the two water cooling devices to form a heat exchange structure, and unfilled liquid and volatile heat dissipation media are arranged in the closed pipeline;
the second heat dissipation device has the structure that: a concave surface groove has been seted up to the bottom surface of fixed die plate, the concave surface groove has the intake antrum and goes out the basin, and each jack internal fixation has heat conduction relay cover, heat conduction relay cover opening down and its post chamber are equipped with the spiral line, the spiral pipe that a spiro union has the inlet outlet on the spiral line, and each forms the series pipeline structure with the spiral pipe of one row, the intake antrum has laid the inlet tube, advances the water inlet end of water piping connection each series pipeline, go out the basin and has laid the outlet pipe, go out the water outlet end of water piping connection each series pipeline.
Furthermore, the pipe body of the closed pipeline, which is near the forming cavity, is circular, the volatile heat dissipation medium is arranged in the circular pipe body, side pipes are connected to two sides of the circular pipe body, the side pipes extend upwards in an inclined mode and then are bent again to form a slope type pipe body, and the slope type pipe body is arranged in a water cooling device.
Furthermore, the water cooling device comprises a water storage tank, and a first water outlet joint and a first water inlet joint are respectively connected to the upper side and the lower side of the outer end of the water storage tank.
Furthermore, the volatile heat dissipation medium is one of ethylene glycol and propylene glycol.
Furthermore, the volume of the volatile heat dissipation medium in a liquid state is not more than half of the volume of the inner cavity of the closed pipeline.
Furthermore, the concave groove is covered with a sealing cover plate.
Furthermore, the closed pipeline is an aluminum heat conduction pipe.
Further, the heat-conducting relay sleeve is an aluminum sleeve.
Further, the spiral pipe is an aluminum spiral pipe.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a volume temperature rifle mould all is provided with heat abstractor at movable mould board and fixed die plate, and the last first heat abstractor of movable mould board is heated through volatile medium and volatilizees and take away the heat to form the heat exchange with water cooling plant, in order to reach radiating purpose. The second heat radiator increases heat absorbing area through spiral pipe to make water absorb heat and take out of the fixed mold plate to reach heat dissipating aim. The utility model discloses a two heat abstractor have improved the radiating efficiency, make the cooling rate after the product shaping accelerate.
Drawings
Fig. 1 is the overall structure schematic diagram of the forehead temperature gun mold of the utility model.
Fig. 2 is a schematic structural diagram of a second heat dissipation device of the present invention.
Fig. 3 is a schematic view of the bottom structure of the fixed die plate of the present invention.
Fig. 4 is a schematic diagram of the cover plate structure configured on the bottom surface of the fixed die plate of the present invention.
Fig. 5 is a schematic structural diagram of the first heat dissipation device of the present invention.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, so that the advantages and features of the present invention can be more easily understood by those skilled in the art, thereby making more clear and definite definitions of the protection scope of the present invention. It is obvious that the described embodiments of the invention are only some of the embodiments of the invention, and not all of them. 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.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; the two elements may be directly connected or indirectly connected through an intermediate medium, or may be communicated with each other inside the two elements, or may be wirelessly connected or wired connected. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.
Embodiment 1, the utility model discloses a specific structure as follows:
referring to fig. 1-5, the utility model discloses a forehead temperature gun mold with water-cooled heat dissipation structure, this forehead temperature gun mold includes movable mould portion and fixed mould portion that sets up in the movable mould portion below, the movable mould portion includes movable mould board 3 and installs in hot mouth device 18 on the movable mould board 3, the fixed mould portion includes fixed mould board 4, the fixed mould board 4 has the shaping chamber 19, be provided with first heat abstractor 13 on the movable mould board 3, be provided with second heat abstractor 10 on the fixed mould board 4;
the first heat dissipation device 13 is provided with a closed pipeline, two ends of the closed pipeline are outward and obliquely upward to form slopes and extend to the two water cooling devices to form a heat exchange structure, and the closed pipeline is internally provided with a liquid and volatile heat dissipation medium 25 which is not filled;
the structure of the second heat dissipation device 10 is as follows: a concave groove 41 is formed in the bottom surface of the fixed die plate 4, the concave groove 41 is provided with a water inlet groove 43 and a water outlet groove 44, a heat-conducting relay sleeve 201 is fixed in each jack 42, the opening of the heat-conducting relay sleeve 201 faces downwards, spiral threads are arranged in a column cavity of the heat-conducting relay sleeve, a spiral pipe 202 with a water inlet and a water outlet is screwed on the spiral threads, the spiral pipes 202 in the same row form a series pipeline structure, a water inlet pipe 11 is laid in the water inlet groove 43, the water inlet pipe 11 is connected with the water inlet end of each series pipeline, a water outlet pipe 21 is laid in the water outlet groove, and the water outlet pipe 21 is connected with the water outlet end of each series pipeline.
As shown in fig. 1, a spiral pipe 202 is screwed into a heat conducting relay sleeve 201 to form a spiral heat dissipation pipe set 20.
A preferred technical solution of this embodiment: the pipe body of the closed pipeline near the forming cavity is circular, the volatile heat dissipation medium 25 is arranged in the circular pipe body, side pipes are connected to two sides of the circular pipe body, the side pipes extend upwards in an inclined mode and then are bent again to form a slope type pipe body 14, and the slope type pipe body 14 is arranged in a water cooling device.
A preferred technical solution of this embodiment: the water cooling device comprises a water storage tank 16, and a first water outlet joint 17 and a first water inlet joint 15 are respectively connected to the upper side and the lower side of the outer end of the water storage tank 16.
A preferred technical solution of this embodiment: the volatile heat dissipation medium 25 is one of ethylene glycol and propylene glycol.
A preferred technical solution of this embodiment: the volume of the volatile heat dissipation medium 25 in a liquid state is not more than half of the volume of the inner cavity of the closed pipeline.
A preferred technical solution of this embodiment: the concave groove 41 is covered with a sealing cover plate 45.
A preferred technical solution of this embodiment: the closed pipeline is an aluminum heat conduction pipe.
A preferred technical solution of this embodiment: the heat-conducting relay sleeve is an aluminum sleeve.
A preferred technical solution of this embodiment: the spiral pipe is an aluminum spiral pipe.
Example 2:
as shown in fig. 1-5, the movable mold part further comprises a movable mold fixing plate 2, the upper end surface of the movable mold fixing plate 2 is connected with a top panel 1, and the lower end surface of the movable mold fixing plate is fixed with the movable mold plate 3. The fixed die fixing plate 5 is installed to 4 lower extremes of fixed die plate, the fixed die fixing base 5 is to 5 lower extremes of fixed die fixing plate, fixed the mould bottom plate 7 of 5 lower extremes of fixed die fixing base.
After the forehead temperature gun is molded in the molding cavity 19, the mold is not opened, and the water pumps connected with the two water cooling devices are started at the moment, so that cooling water continuously enters the water storage tank 16, the liquid heat dissipation medium 25 absorbs heat and volatilizes to form a gaseous medium, and the gaseous medium enters the slope type pipe body 14. Because the slope type pipe body 14 is arranged in the water storage tank 16, the gaseous medium can be cooled after the slope type pipe body is cooled, and the gaseous medium forms liquid state after being cooled and flows back to the circular pipe of the closed pipeline, so that the purpose of heat dissipation is achieved. The liquid heat dissipation medium is used for heat dissipation, so that the temperature of the movable mould plate cannot be too low, and the colloid in the hot nozzle device 18 cannot be solidified into a solid state.
The temperature reduction process of the fixed die plate 4 is that cooling water enters from the water inlet pipe 11, and the cooling water carries heat out from the water outlet pipe 21 through the spiral pipes 202, so that the purpose of rapid heat dissipation is achieved.
To sum up, the utility model discloses a forehead temperature rifle mould all is provided with heat abstractor at movable mould board and fixed die plate, and first heat abstractor on the movable mould board is heated through volatile medium and volatilizes and take away the heat to form the heat exchange with water cooling plant, in order to reach radiating purpose. The second heat radiator increases heat absorbing area through spiral pipe to make water absorb heat and take out of the fixed mold plate to reach heat dissipating aim. The utility model discloses a two heat abstractor have improved the radiating efficiency, make the cooling rate after the product shaping accelerate.
The above only is the preferred embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent flow changes made by the contents of the specification and the drawings, or directly or indirectly applied to other related technical fields, are included in the same way in the protection scope of the present invention.
Claims (9)
1. A forehead temperature gun mould with a water-cooled heat dissipation structure comprises a movable mould part and a fixed mould part arranged below the movable mould part, wherein the movable mould part comprises a movable mould plate (3) and a hot nozzle device (18) arranged on the movable mould plate (3), the fixed mould part comprises a fixed mould plate (4), the fixed mould plate (4) is provided with a forming cavity (19), and the forehead temperature gun mould is characterized in that a first heat dissipation device (13) is arranged on the movable mould plate (3), and a second heat dissipation device (10) is arranged on the fixed mould plate (4);
the first heat dissipation device (13) is provided with a closed pipeline, two ends of the closed pipeline are outward and obliquely upward to form slopes and extend to the two water cooling devices to form a heat exchange structure, and a liquid and volatile heat dissipation medium (25) is arranged in the closed pipeline;
the second heat sink (10) has the structure: a concave groove (41) has been seted up to the bottom surface of fixed die plate (4), concave groove (41) have inlet channel (43) and go out basin (44), and each jack (42) internal fixation has heat conduction relay cover (201), heat conduction relay cover (201) opening just its post chamber is equipped with the spiral line down, spiral pipe (202) that the spiro union one has the inlet outlet on the spiral line, and each spiral pipe (202) with one row form the series circuit structure, inlet tube (11) have been laid to inlet channel (43), and the inlet end of each series circuit is connected in inlet tube (11), go out basin and laid outlet pipe (21), outlet end of each series circuit is connected in outlet pipe (21).
2. The forehead temperature gun mold with a water-cooled heat dissipation structure according to claim 1, wherein the pipe body of the closed pipeline near the molding cavity is circular, the volatile heat dissipation medium (25) is arranged in the circular pipe body, side pipes are connected to two sides of the circular pipe body, the side pipes extend upwards in an inclined manner and then are bent again to form a slope type pipe body (14), and the slope type pipe body (14) is placed in a water cooling device.
3. The forehead temperature gun mold with water-cooled heat dissipation structure according to claim 2, wherein the water cooling device comprises a water storage tank (16), and a first water outlet joint (17) and a first water inlet joint (15) are respectively connected to the upper side and the lower side of the outer end of the water storage tank (16).
4. The forehead temperature gun mold with water-cooled heat dissipation structure according to claim 1, wherein the volatile heat dissipation medium (25) is one of ethylene glycol and propylene glycol.
5. The forehead temperature gun mold with water-cooled heat dissipation structure according to claim 1, wherein the volume of the volatile heat dissipation medium (25) in liquid state is not more than half of the volume of the inner cavity of the closed pipeline.
6. The forehead temperature gun mold with water-cooled heat dissipation structure according to claim 1, wherein a cover plate (45) is covered on the concave groove (41).
7. The mold according to claim 1, wherein the closed pipe is a heat pipe made of aluminum.
8. The forehead temperature gun mold with a water-cooled heat dissipation structure according to claim 1, wherein the heat-conducting relay sleeve is an aluminum sleeve.
9. The forehead temperature gun mold with a water-cooled heat dissipation structure according to claim 1, wherein the spiral tube is an aluminum spiral tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120633966.4U CN214562740U (en) | 2021-03-29 | 2021-03-29 | Forehead temperature gun mould with water-cooled heat radiation structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120633966.4U CN214562740U (en) | 2021-03-29 | 2021-03-29 | Forehead temperature gun mould with water-cooled heat radiation structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214562740U true CN214562740U (en) | 2021-11-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120633966.4U Active CN214562740U (en) | 2021-03-29 | 2021-03-29 | Forehead temperature gun mould with water-cooled heat radiation structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214562740U (en) |
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2021
- 2021-03-29 CN CN202120633966.4U patent/CN214562740U/en active Active
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