CN214562631U - Special plastic PET needle valve hot nozzle structure - Google Patents
Special plastic PET needle valve hot nozzle structure Download PDFInfo
- Publication number
- CN214562631U CN214562631U CN202120319636.8U CN202120319636U CN214562631U CN 214562631 U CN214562631 U CN 214562631U CN 202120319636 U CN202120319636 U CN 202120319636U CN 214562631 U CN214562631 U CN 214562631U
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- core
- chew
- heat
- needle valve
- head
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- Injection Moulding Of Plastics Or The Like (AREA)
Abstract
The utility model discloses a special plastics PET needle valve hot nozzle structure, comprises a die, be provided with heat in the mould and chew the main part that generates heat, heat is chewed the main part bottom block that generates heat and is connected with and is chewed the core, it runs through and is provided with the through-hole to chew the core top, it is connected with and chews the head to chew core lateral wall block, it runs through and is provided with the mounting groove to chew the head, it is connected with the needle to chew core bottom block, it is connected through thick gluey position with the mould to chew head bottom, and thick gluey position is thermal-insulated setting. The utility model discloses be provided with the mould, chew the main part heat production that generates heat through the heat, give the core of chewing with heat energy transfer to use through the needle, solve the PET product and advance to glue mouthful peripheral whitening obvious problem, make and advance to glue mouthful peripheral whitening problem and reach the product that surpasss international first-class brand hot runner production even.
Description
Technical Field
The utility model relates to a needle valve hot nozzle field especially relates to special type plastics PET needle valve hot nozzle structure.
Background
The valve needle type hot nozzle has good color changing performance, is suitable for most plastics, and has good flowing performance, extremely fine gate marks and the like. The valve gated hot runner system plastic mold is the most complex in structure. The plastic mold has the same structure as a common multi-head hot runner system plastic mold, and a set of valve needle transmission device is additionally arranged to control the opening and closing movement of the valve needle. The transmission device is equivalent to a hydraulic oil cylinder, and a hydraulic device of an injection machine is connected with a mould to form a hydraulic loop, so that the opening and closing movement of a valve needle is realized, and molten plastic is controlled to be injected into a cavity.
The existing PET plastic products are heated through a needle valve hot nozzle, and then the glue opening is whitened, and a large amount of waste exists in the energy reuse process, so that a special plastic PET needle valve hot nozzle structure is provided.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a special plastic PET needle valve hot nozzle structure.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the hot mouth structure of the special plastic PET needle valve comprises a die, wherein a hot mouth heating main body is arranged in the die, the bottom of the hot mouth heating main body is connected with a mouth core in a clamping manner, the top of the mouth core is provided with a through hole in a penetrating manner, the side wall of the mouth core is connected with a mouth head in a clamping manner, the mouth head is provided with a mounting groove in a penetrating manner, and the bottom of the mouth core is connected with a valve needle in a clamping manner.
As a further description of the above technical solution:
the bottom of the nozzle head is connected with the die through a thick glue position, and the thick glue position is in heat insulation setting.
As a further description of the above technical solution:
the mouth head is made of S136 steel.
As a further description of the above technical solution:
the maximum diameter of the mouth head is 20.5 mm.
As a further description of the above technical solution:
the maximum diameter of the chewing core is 15.2 mm.
As a further description of the above technical solution:
the maximum diameter of the die is 31 mm.
The utility model discloses following beneficial effect has:
1. the utility model provides a special type plastics PET needle valve hot nozzle structure, it is provided with the mould, chews the main part heat production that generates heat through heat, gives the core of chewing with heat energy transfer to use through the needle, solve the PET product and advance the peripheral obvious problem that blurs of glue mouth, make and advance the peripheral problem of blushing of glue mouth and reach the product that surpasss international first-class brand hot runner production even.
2. The utility model provides a special type plastics PET needle valve hot nozzle structure, it is provided with chews the head to be provided with thick gluey position chewing between head and the mould, the setting of thick gluey position plays the effect of placing the heat energy transmission, reduces the waste of the energy, indirect hoisting device's life promptly.
Drawings
FIG. 1 is a front view of a special plastic PET needle valve hot nozzle structure provided by the utility model;
FIG. 2 is a schematic structural view of the nozzle core of the special plastic PET needle valve hot nozzle structure provided by the utility model;
fig. 3 is a schematic structural view of the nozzle core of the special plastic PET needle valve hot nozzle structure provided by the utility model.
Illustration of the drawings:
1. a mold; 2. a hot nozzle heating body; 3. a nozzle core; 4. a nozzle head; 5. mounting grooves; 6. the valve needle.
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.
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; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated 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; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-3, the present invention provides an embodiment:
the special plastic PET needle valve hot nozzle structure comprises a mold 1, wherein a hot nozzle heating main body 2 is arranged in the mold 1, the bottom of the hot nozzle heating main body 2 is connected with a nozzle core 3 in a clamping manner, the top of the nozzle core 3 is provided with a through hole in a penetrating manner, the side wall of the nozzle core 3 is connected with a nozzle head 4 in a clamping manner, the nozzle head 4 is provided with a mounting groove 5 in a penetrating manner, and the bottom of the nozzle core 3 is connected with a needle 6 in a clamping manner; the main part 2 generates heat through hot-chewing, gives heat energy transfer for chewing core 3 to use through needle 6, the heat energy use is concentrated, does not disperse, solves the PET product and advances the peripheral obvious problem of whitening of jiao kou, makes and advances the peripheral whitening problem of jiao kou and reach the product that even surpasss international first-class brand hot runner production.
The bottom of the nozzle head 4 is connected with the die 1 through a thick glue position, and the thick glue position is arranged in a heat insulation way; chew and be provided with thick gluey position between head 4 and the mould 1, the setting of thick gluey position plays the effect of placing heat energy transfer, reduces the waste of the energy, indirect hoisting device's life promptly.
The working principle is as follows: the utility model transfers heat energy to the nozzle core 3 through the heat generated by the hot nozzle heating main body 2, and uses through the valve needle 6, the heat energy is concentrated and not dispersed, thereby solving the obvious whitening problem of the periphery of the glue inlet of the PET product and leading the whitening problem of the periphery of the glue inlet to reach or even exceed the products produced by the hot runner of the international first-class brand; it glues the position to chew to be provided with thick between head 4 and the mould 1 simultaneously, and the setting of thick gluey position plays the effect of placing heat energy transfer, reduces the waste of the energy, hoisting device's life.
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 and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (6)
1. Special plastics PET needle valve hot nozzle structure, including mould (1), its characterized in that: the hot nozzle heating device is characterized in that a hot nozzle heating main body (2) is arranged in the die (1), the bottom of the hot nozzle heating main body (2) is connected with a nozzle core (3) in a clamping mode, a through hole is formed in the top of the nozzle core (3) in a penetrating mode, a nozzle head (4) is connected to the side wall of the nozzle core (3) in a clamping mode, a mounting groove (5) is formed in the nozzle head (4) in a penetrating mode, and a valve needle (6) is connected to the bottom of the nozzle core (3) in a clamping mode.
2. The special plastic PET needle valve hot nozzle structure as claimed in claim 1, wherein: the bottom of the mouth head (4) is connected with the die (1) through a thick glue position, and the thick glue position is arranged in a heat insulation manner.
3. The special plastic PET needle valve hot nozzle structure as claimed in claim 1, wherein: the mouth head (4) is made of S136 steel.
4. The special plastic PET needle valve hot nozzle structure as claimed in claim 1, wherein: the maximum diameter of the mouth head (4) is 20.5 mm.
5. The special plastic PET needle valve hot nozzle structure as claimed in claim 1, wherein: the maximum diameter of the mouth core (3) is 15.2 mm.
6. The special plastic PET needle valve hot nozzle structure as claimed in claim 1, wherein: the maximum diameter of the die (1) is 31 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120319636.8U CN214562631U (en) | 2021-02-04 | 2021-02-04 | Special plastic PET needle valve hot nozzle structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120319636.8U CN214562631U (en) | 2021-02-04 | 2021-02-04 | Special plastic PET needle valve hot nozzle structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214562631U true CN214562631U (en) | 2021-11-02 |
Family
ID=78315682
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120319636.8U Active CN214562631U (en) | 2021-02-04 | 2021-02-04 | Special plastic PET needle valve hot nozzle structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214562631U (en) |
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2021
- 2021-02-04 CN CN202120319636.8U patent/CN214562631U/en active Active
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