CN203712982U - Improvement structure of hot runner system for injection molding mold - Google Patents
Improvement structure of hot runner system for injection molding mold Download PDFInfo
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- CN203712982U CN203712982U CN201420070842.XU CN201420070842U CN203712982U CN 203712982 U CN203712982 U CN 203712982U CN 201420070842 U CN201420070842 U CN 201420070842U CN 203712982 U CN203712982 U CN 203712982U
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- runner
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Abstract
The utility model discloses an improvement structure of a hot runner system for an injection molding mold. The improvement structure is arranged on a spreader plate of the mold, and comprises a main runner, a second-stage branch runner, a third-stage branch runner and a four-stage branch runner, wherein the initial end of the main runner is communicated with a feeding hole; the initial end of the second-stage branch runner is communicated with the tail end of the main runner; the initial end of the third-stage branch runner is communicated with the tail end of the second-stage branch runner; the initial end of the four-stage branch runner is communicated with the tail end of the third-stage branch runner; the tail end of the four-stage branch runner is communicated with a branch nozzle; the main runner comprises a vertical main runner arranged along the vertical direction and a horizontal main runner arranged along the horizontal direction; the initial end of the horizontal main runner is communicated with the tail end of the vertical main runner; the tail end of the horizontal main runner is communicated with the second-stage branch runner; the second-stage branch runner is arranged along the horizontal direction. The improvement structure is designed mainly aiming at an injection molding product with large volume, and the injection efficiency is higher under the premise of ensuring the quality.
Description
Technical field
The utility model relates to a kind of structure of mould for plastics, is specifically related to a kind of structure-improved of injection moulding die sprue channel.
Background technology
Traditional cold runner die, per injection completes, and all can have the runner waste material of one section of cooling curing after die sinking, needs artificial or manipulator taking-up, and this has not only increased production process, has also caused the waste of raw material, thereby has also increased production cost.Therefore, professional and technical personnel has developed one and has utilized heater, makes melt noncondensing mould, i.e. hot runner mould all the time in runner.Because it is shorter than traditional moulds forming period, and more economize in raw materials, so hot runner mould is in the world today, each industrially developed country and area all obtain applying very widely.
Hot flow path is the chief component of hot runner mould, it is mainly by heater being set in runner periphery, thereby make to arrive between mold cavity cast gate in nozzle of injector, the plastics in whole runner are always in molten condition, until all inject mold cavity.Thereby after making to have injected, in runner, can not produce solidifying material.In whole injection process, first need the plastic melt of specified quantitative, inject hot flow path through main burner, then under the effect of hot flow path shunting, plastic melt is evenly shunted to each point of nozzle, finally under the effect of point nozzle, plastic melt is injected to mold cavity.So how to ensure, from the plastic melt of main burner ejection, can shunt to each point of nozzle uniformly, fast, it is the key of hot flow path design.
China Patent No. is: 201120541447.1 utility model patent, a kind of structure of multi-cavity hot runner mould is disclosed, and comprise front mould, rear mold and TOP-TIP, described TOP-TIP comprises: a sprue, the top of this sprue is communicated with charging aperture; Secondary runner, this secondary runner has at least two-way, is jointly communicated with the end of described sprue; Three fraction runners, this three fractions runner top is communicated in the end of described secondary runner, and described in each, secondary runner is communicated with this three fractions runner top at least one road.Its advantage is: can, to the injection moulding simultaneously of multiple products, improve production efficiency.Its shortcoming is: the structure of this hot runner mould is mainly to design for the injecting products of small size, such as the product of this class of eyedrops bottle, but for the larger injecting products of volume, such as this type of product of shampoo bottle, it cannot have high efficiency production in the situation that ensuring the quality of products.
Therefore, we need to design a kind of for the larger injecting products of volume, in the situation that ensuring the quality of products, have higher production efficiency.
Summary of the invention
The purpose of this utility model is the structure that will solve hot runner mould in prior art, cannot be in the situation that ensuring the quality of products, there is the problem of higher production efficiency, provide a kind of in the situation that ensuring the quality of products, there is higher production efficiency, the structure-improved of injection moulding die sprue channel.
For achieving the above object, the technical scheme that the utility model adopts is as follows:
The structure-improved of injection moulding die sprue channel, be arranged on the flow distribution plate of mould, comprise sprue, secondary runner, three fraction runners and level Four runner, the top of described sprue is communicated with charging aperture, the top of described secondary runner is communicated with the end of sprue, the top of described three fraction runners is communicated with the end of secondary runner, the top of described level Four runner is communicated with the end of three fraction runners, and the end of level Four runner is communicated with a point nozzle, it is characterized in that: described sprue comprises the vertical sprue of vertically setting and the horizontal sprue that along continuous straight runs arranges, the top of described horizontal sprue is communicated with the end of vertical sprue, the end of this horizontal sprue is communicated with secondary runner, described secondary runner along continuous straight runs arranges.
Described secondary runner has the two-way of left and right symmetry at the end of horizontal sprue, secondary runner is provided with right angle described in every road.
Described in described three fraction runner Mei roads, the end of secondary runner has the two-way of left and right symmetry, described in every road, three fraction runners comprise level three fraction runners that along continuous straight runs arranges and the vertical three fraction runners of setting vertically, and the top of vertical three fraction runners is communicated with the end of described level three fraction runners described in every road.
Described in described level Four runner Mei road, the end of three fraction runners has three tunnels, described in every road, level Four runner comprises horizontal level Four runner and vertical level Four runner, the top of described vertical level Four runner is communicated with the end of described horizontal level Four runner, and the end of described vertical level Four runner is communicated with a point nozzle.
Compared with prior art, the utility model has the advantage of: the utility model is mainly the injecting products design larger for volume, and under the prerequisite of ensuring the quality of products, its injection moulding efficiency is higher.
Brief description of the drawings
Fig. 1 is the front elevational schematic of the utility model embodiment;
Fig. 2 is the schematic top plan view of the utility model embodiment;
Fig. 3 is the schematic perspective view of the utility model embodiment.
Detailed description of the invention
Below in conjunction with accompanying drawing, introduce in detail a kind of embodiment of the present utility model.
As shown in FIG. 1 to 3, the utility model embodiment, the structure-improved of injection moulding die sprue channel, is arranged on the flow distribution plate of mould, comprises sprue 1, secondary runner 2, three fraction runners 3 and level Four runner 4.The top of sprue 1 is communicated with charging aperture, and charging aperture is arranged at main burner below.Sprue 1 comprises, the vertical sprue 11 vertically arranging, and the horizontal sprue 12 of along continuous straight runs setting, and the top of horizontal sprue 12 is communicated with the end of vertical sprue 11, and the end of this horizontal sprue 12 is communicated with secondary runner 2.The 2 along continuous straight runs settings of secondary runner, and there is the two-way of left and right symmetry at the end of horizontal sprue 12.Like this, the plastic melt of main burner injection, by the charging aperture of sprue 1, enters vertical sprue 11, then enters horizontal sprue 12, and in this process, the direction of motion of plastic melt in sprue 1, changes horizontal movement into by moving both vertically.Thereby make plastic melt, in the time entering horizontally disposed two-way secondary runner 2, keep motion in the horizontal direction, thereby ensure that shunting evenly.
Every road secondary runner 2 is provided with right angle, and its end is communicated with three fraction runners 3.Three fraction runners 3 have left and right symmetrical two-way at the end of secondary runner 2.Every road three fraction runners 3, its leading portion along continuous straight runs is provided with level three fraction runners 31, and its back segment is vertically provided with vertical three fraction runners 32.Like this, the interior plastic melt of secondary runner 2, in the time branching to two-way level three fraction runner 31, the motion that is maintained at the same horizontal plane, thus ensure that shunting is evenly.
The end of level Four runner 4 Mei road three fraction runners 3 has three tunnels. and every road level Four runner 4 comprises horizontal level Four runner 41 and vertical level Four runner 42, and vertically the top of level Four runner 42 is communicated with the end of horizontal level Four runner 41.Vertically the end of level Four runner 42 is communicated with a point nozzle.Like this, the plastic melt in the three fraction runners 3 of every road, evenly branches to after every road level Four runner 4, by the effect of each point of nozzle, is expelled in each mold cavity.
Below by reference to the accompanying drawings embodiment of the present utility model is explained in detail; but the utility model is not limited to above-mentioned embodiment; in the ken possessing those of ordinary skill in the art; can also under the prerequisite that does not depart from the utility model aim, make various changes and modifications, these changes and improvements all fall in the protection domain of the utility model requirement.
Claims (4)
1. the structure-improved of injection moulding die sprue channel, be arranged on the flow distribution plate of mould, comprise sprue (1), secondary runner (2), three fraction runners (3) and level Four runner (4), the top of described sprue (1) is communicated with charging aperture, the top of described secondary runner (2) is communicated with the end of sprue (1), the top of described three fraction runners (3) is communicated with the end of secondary runner (2), the top of described level Four runner (4) is communicated with the end of three fraction runners (3), and the end of level Four runner (4) is communicated with a point nozzle, it is characterized in that: described sprue (1) comprises the vertical sprue (11) of vertically setting and the horizontal sprue (12) that along continuous straight runs arranges, the top of described horizontal sprue (12) is communicated with the end of vertical sprue (11), the end of this horizontal sprue (12) is communicated with secondary runner (2), described secondary runner (2) along continuous straight runs setting.
2. the structure-improved of injection moulding die sprue channel according to claim 1, it is characterized in that: described secondary runner (2) has the two-way of left and right symmetry at the end of horizontal sprue (12), secondary runner (2) is provided with right angle described in every road.
3. the structure-improved of injection moulding die sprue channel according to claim 1, it is characterized in that: described in described three fraction runner (3) Mei roads, the end of secondary runner (2) has the two-way of left and right symmetry, described in every road, three fraction runners (3) comprise level three fraction runners (31) that along continuous straight runs arranges and the vertical three fraction runners (32) of setting vertically, and the top of vertical three fraction runners (32) is communicated with the end of described level three fraction runners (31) described in every road.
4. the structure-improved of injection moulding die sprue channel according to claim 1, it is characterized in that: described in described level Four runner (4) Mei road, the end of three fraction runners (3) has three tunnels, described in every road, level Four runner (4) comprises horizontal level Four runner (41) and vertical level Four runner (42), the top of described vertical level Four runner (42) is communicated with the end of described horizontal level Four runner (41), and the end of described vertical level Four runner (42) is communicated with a point nozzle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420070842.XU CN203712982U (en) | 2014-02-19 | 2014-02-19 | Improvement structure of hot runner system for injection molding mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420070842.XU CN203712982U (en) | 2014-02-19 | 2014-02-19 | Improvement structure of hot runner system for injection molding mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203712982U true CN203712982U (en) | 2014-07-16 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420070842.XU Expired - Fee Related CN203712982U (en) | 2014-02-19 | 2014-02-19 | Improvement structure of hot runner system for injection molding mold |
Country Status (1)
| Country | Link |
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| CN (1) | CN203712982U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109683247A (en) * | 2019-01-24 | 2019-04-26 | 东莞市瑞凯模具有限公司 | MPO/MT optical patchcord lock pin used in pairs and preparation method thereof |
| CN111873511A (en) * | 2020-07-28 | 2020-11-03 | 泉州鑫泰鞋材有限公司 | Environment-friendly degradable sole forming process |
| WO2020250641A1 (en) * | 2019-06-11 | 2020-12-17 | 株式会社青木固研究所 | Hot-runner device, method for branching molten resin in hot-runner device, and injection stretch blow molding machine |
-
2014
- 2014-02-19 CN CN201420070842.XU patent/CN203712982U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109683247A (en) * | 2019-01-24 | 2019-04-26 | 东莞市瑞凯模具有限公司 | MPO/MT optical patchcord lock pin used in pairs and preparation method thereof |
| WO2020250641A1 (en) * | 2019-06-11 | 2020-12-17 | 株式会社青木固研究所 | Hot-runner device, method for branching molten resin in hot-runner device, and injection stretch blow molding machine |
| CN111873511A (en) * | 2020-07-28 | 2020-11-03 | 泉州鑫泰鞋材有限公司 | Environment-friendly degradable sole forming process |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140716 Termination date: 20210219 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |