CN210082304U - Single-nozzle structure of injection mold - Google Patents
Single-nozzle structure of injection mold Download PDFInfo
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- CN210082304U CN210082304U CN201920473259.6U CN201920473259U CN210082304U CN 210082304 U CN210082304 U CN 210082304U CN 201920473259 U CN201920473259 U CN 201920473259U CN 210082304 U CN210082304 U CN 210082304U
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- nozzle
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- mouth
- hot nozzle
- nozzle body
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Abstract
The utility model relates to the field of hot runner molds, and discloses a single-nozzle structure of an injection mold, which comprises a first hot nozzle heater, a second hot nozzle heater, a hot nozzle body, a hot nozzle tip, a single-nozzle main nozzle and a positioning ring; the single mouth is mainly penetrated the mouth by single mouth, hot mouth body and hot mouth are chewed the point and are connected gradually and constitute, hot mouth main part heats through first hot mouth heater, single mouth is mainly penetrated the mouth and is heated through the hot mouth heater of second, prevent that the injecting glue mouth from appearing the cold burden, single mouth is mainly penetrated the internal seal ring cover of installing of mouth simultaneously, guaranteed hot mouth main part and single mouth and mainly penetrated seamless connection between the mouth, can not remain the cull or appear blockking up in the junction, improved product quality and production efficiency.
Description
Technical Field
The utility model relates to a hot runner mold field, in particular to single mouth structure of injection mold.
Background
The hot runner is used in an injection mold, and a heating method is adopted during the pouring system of the injection mold, so that the plastic solution of the injection mold is always kept in a molten state, and the coagulation of the pouring system is avoided. The application of the hot runner technology can greatly save raw materials, reduce the cost, shorten the molding period, improve the production efficiency and improve the product quality.
The single nozzle is the most commonly used injection molding system in hot runner molds and is widely used, and in order to further control the mold cost, a single nozzle with single-section heating is usually selected. Because the fashioned material is different, conventional low temperature forming material shaping effect does not have the problem, but when meetting high temperature forming material, the problem of cold burden can appear in the injecting glue mouth department of single mouth, influences the shaping effect of product.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims to provide an injection mold single nozzle structure, through adopting the cooperation of first hot nozzle heater and the hot nozzle heater of second, realize mainly penetrating the mouth to hot nozzle main part and single mouth and carry out the continuous heating, prevent that the injecting glue mouth from appearing the cold burden, single mouth is mainly penetrated the internal seal ring cover of installing of mouth simultaneously, has guaranteed that hot nozzle main part and single mouth are mainly penetrated seamless connection between the mouth, can not remain the cull or appear blockking up in the junction, improved product quality and production efficiency.
In order to achieve the above purpose, the utility model provides a following technical scheme:
a single-nozzle structure of an injection mold is arranged on a mold template and comprises a first hot nozzle heater, a second hot nozzle heater, a hot nozzle body, a hot nozzle tip and a single-nozzle main injection nozzle; an injection molding runner penetrating through the hot nozzle body along the length direction of the hot nozzle body is arranged in the hot nozzle body; the front end of the hot nozzle body is provided with the hot nozzle tip which is communicated with an injection molding runner of the hot nozzle body, and the hot nozzle body is provided with the first hot nozzle heater which heats the hot nozzle body; the tail end of the hot nozzle body is provided with a thread groove used for being connected with the single-nozzle main injection nozzle; the single-nozzle main nozzle is in threaded connection with the hot nozzle body through the thread groove; a main nozzle flow channel is arranged in the single-nozzle main nozzle and is communicated with an injection flow channel of the hot nozzle body, a sealing ring sleeve is arranged in the single-nozzle main nozzle, the sealing ring sleeve is of a hollow pipe sleeve-shaped structure, a through hole along the length direction of the sealing ring sleeve is formed in the sealing ring sleeve, horn mouths which expand outwards are arranged at two ends of the through hole, the horn mouth at the front end of the sealing ring sleeve is smoothly connected with the inner wall of the hot nozzle body, the outer surface of the sealing ring sleeve is in sealing contact with the inner wall of the single-nozzle main nozzle, and the tail end of the sealing ring sleeve extends into the hot nozzle body and is in sealing contact with the inner wall of the hot nozzle body; the second hot nozzle heater is arranged outside the single-nozzle main injection nozzle and heats the single-nozzle main injection nozzle; and the tail end of the single-nozzle main injection nozzle is provided with a glue injection port of the injection molding runner. As a preferred scheme of the utility model, the outer surface of the sealing ring sleeve is provided with two salient points symmetrically arranged at two sides of the sealing ring sleeve; the hot nozzle body is provided with a groove matched with the salient point, and the salient point is clamped in the groove to tightly fix the single-nozzle main injection nozzle at the front end of the hot nozzle body.
As a preferred scheme of the utility model, hot mouth body front end is provided with the installation cover, the installation cover with hot mouth body is threaded connection, the installation cover will hot mouth is chewed the point and is fixed the front end of hot mouth body prevents to rub with the mould template, has fixed guide effect.
As an optimal scheme of the utility model, the seal ring cover is made for beryllium copper material, has high strength, high temperature resistance and wearability, has improved the life of seal ring cover.
As an optimized proposal of the utility model, the inner surface of the sealing ring sleeve is plated with a polytetrafluoroethylene layer, which has corrosion resistance, high temperature resistance and non-adhesiveness, and simultaneously makes the inner surface of the sealing ring sleeve become smooth, is not easy to attach to colloid and has lubricating effect.
To sum up, the utility model discloses following beneficial effect has:
the utility model discloses a cooperation of first hot mouth heater and the hot mouth heater of second realizes mainly penetrating the mouth to hot mouth main part and single mouth and carries out the continuous heating, prevents that the injecting glue mouth from appearing the cold burden, and single mouth is mainly penetrated the internal sealing ring cover that is equipped with of mouth simultaneously, has guaranteed that hot mouth main part and single mouth are mainly penetrated seamless connection between the mouth, can not remain the cull or appear blockking up in the junction and improved product quality and production efficiency.
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.
Fig. 1 is a schematic structural diagram of the present invention.
The corresponding part names indicated by the numbers and letters in the drawings:
1-mould template 2-first hot nozzle heater 3-second hot nozzle heater
4-positioning ring 5-glue injection port 6-single-nozzle main injection nozzle
7-screw 8-sealing ring sleeve 9-hot nozzle body
10-branch inclined flow channel 11-hot nozzle tip 12-installation sleeve.
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.
Example (b):
as shown in fig. 1, the present utility model is an injection mold single nozzle structure, it is applicable to the injection mold who has the hot runner, specifically, the utility model discloses a mould template 1, first hot nozzle heater 2, second hot nozzle heater 3, hot nozzle body 9, hot nozzle chew point 11, single mouth owner penetrate mouth 6, mounting sleeve 12 and holding ring 4. The heating hot nozzle body 9 is heated by the first hot nozzle heater 2; meanwhile, the single-nozzle main injection nozzle 6 is heated through the second hot nozzle heater 3, cold materials are avoided, and the product forming effect is good.
The hot nozzle body 9 is internally provided with an injection molding flow channel which penetrates through the hot nozzle body 9 along the length direction of the hot nozzle body 9, and the injection molding flow channel of the hot nozzle body 9 can be made of different melt materials. The front end of the hot nozzle body 9 is provided with an installation sleeve 12, the installation sleeve 12 is connected with the hot nozzle body 9 through threads, a hot nozzle tip 11 is installed at the front end of the hot nozzle body 9, the hot nozzle tip 11 is fixed at the front end of the hot nozzle body 9 through the installation sleeve 12, friction with the mold template 1 is prevented, and a fixed guiding effect is achieved. The front end part in the cavity of the hot nozzle tip 11 is provided with two branch inclined flow passages 10, and the two branch inclined flow passages 10 are splayed, so that the material solution flows out. The hot nozzle tip 11 is communicated with the injection molding runner of the hot nozzle body 9. The first hot nozzle heater 2 is installed on the hot nozzle body 9, and the hot nozzle body 9 is heated by the first hot nozzle heater 2 to keep the material in a molten state all the time.
The tail end of hot mouth body 9 is equipped with and mainly penetrates the thread groove that mouth 6 is connected with single mouth, and single mouth is mainly penetrated mouth 6 and is carried out threaded connection through thread groove and hot mouth body 9, and the main threaded connection department who penetrates mouth 6 and hot mouth body 9 of single mouth can leave the clearance usually, remains the colloid easily and produces the jam even, causes and mixes with other colloids, influences product quality. The single-nozzle main injection nozzle 6 is internally provided with a main injection nozzle runner which is communicated with an injection molding runner of the hot nozzle body 9. The single-nozzle main nozzle 6 is internally provided with a sealing ring sleeve 8, the sealing ring sleeve 8 is of a hollow pipe sleeve-shaped structure, a through hole along the length direction of the sealing ring sleeve 8 is formed in the sealing ring sleeve 8, horn mouths expanded outwards are formed at two ends of the through hole, the horn mouth at the front end of the sealing ring sleeve 8 is smoothly connected with the inner wall of the hot nozzle body 9, a material solution quickly passes through an injection molding flow channel and is not easy to accumulate, the outer surface of the sealing ring sleeve 8 is in sealing contact with the inner wall of the single-nozzle main nozzle 6, the tail end of the sealing ring sleeve 8 extends into the hot nozzle body 9 and is in sealing contact with the inner wall of the hot nozzle body 9, and residual glue or blockage at the threaded connection part of the single-nozzle main nozzle 6 and the hot nozzle body 9 is prevented. Two salient points are arranged on the outer surface of the sealing ring sleeve 8, the two salient points are symmetrically arranged on the two sides of the sealing ring sleeve, a groove matched with the salient points is formed in the hot nozzle body 9, and the salient points are clamped in the groove. Install second hot nozzle heater 9 outside single-nozzle main nozzle 6, single-nozzle main nozzle 6 heats through second hot nozzle heater 9, makes internal material keep the solution state always, prevents the cold burden from appearing, and the product shaping effect becomes good.
The outer surface of the single-nozzle main nozzle 6 is sleeved with a positioning ring 4, a screw 7 is arranged on the positioning ring 4, the single-nozzle main nozzle 6 is fixedly connected with a mold template 1 through the screw 7, a glue injection port 5 is arranged at the tail end of the single-nozzle main nozzle 6, a concentric ring with the same diameter as the glue injection port 5 is arranged on the positioning ring 4, and the glue injection port 5 and the nozzle are kept horizontally consistent.
The utility model discloses a first hot mouth heater 2 and the cooperation of second hot mouth heater 3 realize mainly penetrating mouth 6 to hot mouth main part 9 and single mouth and carry out the continuous heating, prevent that the injecting glue mouth from appearing the cold charge, and single mouth is mainly penetrated 6 internal seal ring cover 8 that is equipped with of mouth simultaneously, has guaranteed that hot mouth main part 9 and single mouth are mainly penetrated seamless connection between the mouth 6, can not remain the cull or appear blockking up in the junction, has improved product quality and production efficiency.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (5)
1. A single-nozzle structure of an injection mold is arranged on a mold template and is characterized by comprising a first hot nozzle heater, a second hot nozzle heater, a hot nozzle body, a hot nozzle tip and a single-nozzle main injection nozzle; an injection molding runner penetrating through the hot nozzle body along the length direction of the hot nozzle body is arranged in the hot nozzle body; the front end of the hot nozzle body is provided with the hot nozzle tip which is communicated with an injection molding runner of the hot nozzle body, and the hot nozzle body is provided with the first hot nozzle heater which heats the hot nozzle body; the tail end of the hot nozzle body is provided with a thread groove used for being connected with the single-nozzle main injection nozzle; the single-nozzle main nozzle is in threaded connection with the hot nozzle body through the thread groove; a main nozzle flow channel is arranged in the single-nozzle main nozzle and is communicated with an injection flow channel of the hot nozzle body, a sealing ring sleeve is arranged in the single-nozzle main nozzle, the sealing ring sleeve is of a hollow pipe sleeve-shaped structure, a through hole along the length direction of the sealing ring sleeve is formed in the sealing ring sleeve, horn mouths which expand outwards are arranged at two ends of the through hole, the horn mouth at the front end of the sealing ring sleeve is smoothly connected with the inner wall of the hot nozzle body, the outer surface of the sealing ring sleeve is in sealing contact with the inner wall of the single-nozzle main nozzle, and the tail end of the sealing ring sleeve extends into the hot nozzle body and is in sealing contact with the inner wall of the hot nozzle body; the second hot nozzle heater is arranged outside the single-nozzle main injection nozzle and heats the single-nozzle main injection nozzle; and the tail end of the single-nozzle main injection nozzle is provided with a glue injection port of the injection molding runner.
2. An injection mold single-nozzle structure according to claim 1, wherein the outer surface of the sealing ring sleeve is provided with two salient points symmetrically arranged on two sides of the sealing ring sleeve; the hot nozzle body is provided with a groove matched with the salient point, and the salient point is clamped in the groove.
3. An injection mold single nozzle structure as claimed in claim 1, wherein the front end of the hot nozzle body is provided with a mounting sleeve, the mounting sleeve is in threaded connection with the hot nozzle body, and the mounting sleeve fixes the hot nozzle tip at the front end of the hot nozzle body.
4. An injection mold single mouth structure as claimed in claim 1, wherein said sealing collar is comprised of beryllium copper.
5. An injection mold single nozzle structure as claimed in claim 4, wherein said inner surface of said sealing collar is coated with a polytetrafluoroethylene layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920473259.6U CN210082304U (en) | 2019-04-09 | 2019-04-09 | Single-nozzle structure of injection mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920473259.6U CN210082304U (en) | 2019-04-09 | 2019-04-09 | Single-nozzle structure of injection mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210082304U true CN210082304U (en) | 2020-02-18 |
Family
ID=69473917
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920473259.6U Expired - Fee Related CN210082304U (en) | 2019-04-09 | 2019-04-09 | Single-nozzle structure of injection mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210082304U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114889061A (en) * | 2022-06-29 | 2022-08-12 | 成都泽雅科技发展有限公司 | Injection mold |
-
2019
- 2019-04-09 CN CN201920473259.6U patent/CN210082304U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114889061A (en) * | 2022-06-29 | 2022-08-12 | 成都泽雅科技发展有限公司 | Injection mold |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200218 Termination date: 20210409 |
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| CF01 | Termination of patent right due to non-payment of annual fee |