CN202412581U - Fixing structure of steam pipe used for injection mold - Google Patents
Fixing structure of steam pipe used for injection mold Download PDFInfo
- Publication number
- CN202412581U CN202412581U CN2011205571203U CN201120557120U CN202412581U CN 202412581 U CN202412581 U CN 202412581U CN 2011205571203 U CN2011205571203 U CN 2011205571203U CN 201120557120 U CN201120557120 U CN 201120557120U CN 202412581 U CN202412581 U CN 202412581U
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- CN
- China
- Prior art keywords
- steam pipe
- hot
- injection mold
- fluid pipeline
- pipe
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model discloses a fixing structure of a steam pipe used for an injection mold. The injection mold comprises a front mold core and a front mold core fixing plate; a hot flow pipeline connected with the steam pipe is arranged in the front mold core; a through hole is arranged on the front mold core fixing plate; the steam pipe penetrates through the through hole on the front mold core fixing plate and is fixedly connected with the hot flow pipeline in the front mold core; and the fixing structure also comprises a fixing component; and the fixing component clamps and fixes the steam pipe on the front mold core fixing plate. By using the fixing structure of the steam pipe used for the injection mold, which is provided by the utility model, a safe and firm steam pipe structure is adopted; the service life of the steam pipe can be effectively improved, so as to save energy consumption; the injection molding efficiency is improved; and moreover, the safety of a producer can be guaranteed.
Description
Technical field
The utility model relates to the injection molding technology field, specially refers to a kind of fixed structure that is used for the steam pipe of injection mold.
Background technology
For solve that product that conventional plastic cement injection type die production goes out exists like defectives such as folder water wave, material flower and current marks; At present institute usually the method for employing be between mould and steam oven, to transmit steam through the stainless steel steam pipe; Guarantee operating personnel's safety; Mould is rapidly heated and cools off, thereby realize the high-light no-trace injection moulding of plasthetics.As depicted in figs. 1 and 2ly go out, stainless steel steam pipe 1 passes core rod fixed head 2 and is fixed on the core rod 3, and steam pipe 1 is that line contacts with the cooperation place of hot-fluid pipeline 4; Steam pipe 1 cooperates by angle and tightens up the larynx tooth, to play sealing function.
This kind mode has solved the effect of the logical steam of high optical mode tool, but has certain potential safety hazard.Like Fig. 1, pipe joint 6 tightens up on steam pipe 1, tightens up steam pipe 1 through clamping position 5, because the tube wall of steam pipe is thiner, and normal length is long, and in disassembly process repeatedly, the fatigue strength of steam pipe reaches capacity, just rupture easily; And pipe joint 6 is in the process of mould up and down, and the steam-out (SO) pipeline may cause joint loosening, exists gas leakage dangerous.In addition; Like Fig. 2, steam pipe 1 is that line contacts with the cooperation place of hot-fluid pipeline 4, and effective sealing surface of this line contact seldom; Because steam pipe 1 is directly to tighten up on core rod 3; And the uncertain factor in the production process may cause steam pipe 1 loosening, thereby produces gas leak phenomenon, and operating personnel's safety is brought threat.
The utility model content
The main purpose of the utility model is that a kind of fixed structure that is used for the steam pipe of injection mold is provided; Adopt the steam tube structure of safety and firmness, the service life that can effectively improve steam pipe, thus save energy consumption; Improve injection moulding efficient, and producers' security can be protected.
The utility model provides a kind of fixed structure that is used for the steam pipe of injection mold; Core rod and preceding core rod fixed head before injection mold comprises; Said front mould in-core is provided with the hot-fluid pipeline that is connected with said steam pipe; Offer through hole on the core rod fixed head before said, the through hole before said steam pipe passes on the core rod fixed head is fixedly connected with the hot-fluid pipeline of said front mould in-core, it is characterized in that; Also comprise a fixture, this fixture clamps said steam pipe and be fixed on the said preceding core rod fixed head.
Preferably, the fixed structure that is used for the steam pipe of injection mold also comprises sealing ring, and the sealing circle places said steam pipe and the position that said hot-fluid pipeline is connected, and is used for the slit between sealed steam pipe and the hot-fluid pipeline.
Preferably, said fixture is socketed on the said steam pipe and is close to said preceding core rod fixed head and fixedly installs.
Preferably, an end of the said hot-fluid pipeline of connection is provided with larynx tooth pipe, the position that said sealing ring places larynx tooth pipe to be connected with the hot-fluid pipeline on the said steam pipe.
Preferably, said larynx tooth pipe contacts with the hot-fluid pipeline face of being connected to.
The utility model clamps steam pipe through fixture being socketed on the steam pipe, and through screw fixture is fixedly connected on the preceding core rod fixed head; Like this; Both can reach and prevent that steam pipe from rupturing because of the limit that rotation reaches fatigue strength in the repeated disassembled and assembled process that connects external steam boiler tube road; Can steam pipe firmly be fixed on the preceding core rod again; Through the pipeline of buffering is set between steam pipe and the front mould in-core hot-fluid pipeline, increase the extendable room that steam pipe is connected with the hot-fluid pipeline like larynx tooth pipe, and prevent the danger of steam leakage through the sealing between sealing ring raising steam pipe and the hot-fluid pipeline.Adopt said structure, the service life that can effectively improve steam pipe, thus save energy consumption, improve injection moulding efficient, and producers' security can be ensured effectively also.
Description of drawings
Fig. 1 is the structural representation that prior art injection mold middle steam tube is fixedly connected with preceding core rod;
Fig. 2 is the enlarged diagram at P place among Fig. 1;
Fig. 3 is used for the structural representation of fixed structure embodiment of the steam pipe of injection mold for the utility model.
The realization of the utility model purpose, functional characteristics and advantage will combine embodiment, further specify with reference to accompanying drawing.
The specific embodiment
Should be appreciated that specific embodiment described herein only in order to explanation the utility model, and be not used in qualification the utility model.
With reference to Fig. 3, Fig. 3 is used for the structural representation of fixed structure embodiment of the steam pipe of injection mold for the utility model.
In the injection molding process of injection mold, adopt steam pipe between mould and steam oven, to transmit steam usually, mould is rapidly heated and cools off, thereby realize the high-light no-trace injection moulding of plasthetics.In the present embodiment, core rod 20 and preceding core rod fixed head 30 before injection mold comprises are provided with the hot-fluid pipeline 40 that is connected with steam pipe 10 in preceding core rod 20; On preceding core rod fixed head 30, offer and be used for the through hole that steam pipe 10 passes, steam pipe 10 can pass this through hole, realizes itself and being fixedly connected of hot-fluid pipeline 40.In the present embodiment, steam pipe 10 is preferably the stainless steel steam pipe.
The fixed structure that is used for the steam pipe of injection mold comprises a fixture 50; This fixture 50 is used for steam pipe 10 is clamped; And core rod 20 is provided with before being close to, and fixture 50 through on the core rod 20 before being fixed on, is fixed steam pipe with this; Need the external steam pipeline that steam pipe 10 connects from steam oven be carried out repeatedly can preventing the rotation of steam pipe 10 in the process of clamping.Fixture 50 is socketed in the outside of steam pipe 10, thereby can steam pipe 10 be clamped; Simultaneously; Fixture 50 is provided with and is used for the through hole that screw passes; Screw passes this through hole; Can prevent on the core rod fixed head 30 before just can fixture 50 being fixed on from the pipeline of steam oven with process that steam pipe 10 repeated disassembled and assembled are connected in because the rotation of steam pipe 10 makes its limit that reaches fatigue strength, the problem that generation is ruptured.
Adopt this structure, can effectively improve the service life of steam pipe, thereby save energy consumption, improve injection moulding efficient, and producers' security can be protected.
In the above-described embodiments, also can not adopt larynx tooth pipe, directly steam pipe 10 1 ends are socketed on the hot-fluid pipeline 40, through being connected of sealing ring 60 sealed steam pipes and hot-fluid pipeline.Certainly, in order to guarantee better effect, preferably adopt larynx tooth pipe to connect.
The above is merely the preferred embodiment of the utility model; Be not thus the restriction the utility model claim; Every equivalent structure transformation that utilizes the utility model specification and accompanying drawing content to be done; Or directly or indirectly be used in other relevant technical fields, all in like manner be included in the scope of patent protection of the utility model.
Claims (5)
1. fixed structure that is used for the steam pipe of injection mold; Core rod and preceding core rod fixed head before injection mold comprises, said front mould in-core is provided with the hot-fluid pipeline that is connected with said steam pipe, offers through hole on the said preceding core rod fixed head; Through hole before said steam pipe passes on the core rod fixed head is fixedly connected with the hot-fluid pipeline of said front mould in-core; It is characterized in that, also comprise a fixture, this fixture clamps said steam pipe and be fixed on the said preceding core rod fixed head.
2. the fixed structure that is used for the steam pipe of injection mold as claimed in claim 1 is characterized in that, also comprises sealing ring, and the sealing circle places said steam pipe and the position that said hot-fluid pipeline is connected, and is used for the slit between sealed steam pipe and the hot-fluid pipeline.
3. the fixed structure that is used for the steam pipe of injection mold as claimed in claim 1 is characterized in that, said fixture is socketed on the said steam pipe and is close to said preceding core rod fixed head and fixedly installs.
4. like each described fixed structure that is used for the steam pipe of injection mold of claim 1 to 3; It is characterized in that; An end that connects said hot-fluid pipeline on the said steam pipe is provided with larynx tooth pipe, the position that said sealing ring places larynx tooth pipe to be connected with the hot-fluid pipeline.
5. the fixed structure that is used for the steam pipe of injection mold as claimed in claim 4 is characterized in that, said larynx tooth pipe contacts with the hot-fluid pipeline face of being connected to.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205571203U CN202412581U (en) | 2011-12-27 | 2011-12-27 | Fixing structure of steam pipe used for injection mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205571203U CN202412581U (en) | 2011-12-27 | 2011-12-27 | Fixing structure of steam pipe used for injection mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202412581U true CN202412581U (en) | 2012-09-05 |
Family
ID=46737373
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011205571203U Expired - Lifetime CN202412581U (en) | 2011-12-27 | 2011-12-27 | Fixing structure of steam pipe used for injection mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202412581U (en) |
-
2011
- 2011-12-27 CN CN2011205571203U patent/CN202412581U/en not_active Expired - Lifetime
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120905 |
|
| CX01 | Expiry of patent term |