CN102029692B - Plastic mold capable of regulating flow rate of flow passage - Google Patents
Plastic mold capable of regulating flow rate of flow passage Download PDFInfo
- Publication number
- CN102029692B CN102029692B CN 201010531583 CN201010531583A CN102029692B CN 102029692 B CN102029692 B CN 102029692B CN 201010531583 CN201010531583 CN 201010531583 CN 201010531583 A CN201010531583 A CN 201010531583A CN 102029692 B CN102029692 B CN 102029692B
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- Prior art keywords
- flow
- mold
- rate adjustment
- adjustment pin
- plastic mould
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Abstract
The invention relates to a plastic mold capable of regulating the flow rate of a flow passage. The plastic mold comprises a fixed mold plate, a fixed mold baseplate, a mold cavity, a movable mold plate, a movable mold baseplate, a mold core and a sprue bush, wherein the mold cavity is fixed with the fixed mold plate, the mold core is fixed with the movable mold plate, the flow passage is arranged on the parting surface of the mold cavity and the mold core, and the sprue bush penetrates the fixed mold plate and the mold cavity from the side surface of the fixed mold baseplate and is communicated with the flow passage; and the plastic mold is characterized by further comprising a flow regulating pin, wherein a circular hole communicated with the flow passage is arranged on the mold core, the flow regulating pin is inserted into the circular hole from the outer side of the mold core, and the end part of the flow regulating pin extends into the flow passage for regulating the size of the cross section of the flow passage. The plastic mold has the following beneficial effects: 1) the flow regulating pin is arranged to regulate the flow rate of the flow passage, the flow rate can be adjusted from the parting surface under the assembly state of the mold, and the mold does not need to be detached especially for adjusting the flow rate during molding and testing the mold; 2) the regulation is convenient, the production time is saved, and the production efficiency is improved; and 3) the complexity of production is reduced, and the plastic mold is conductive to reducing the cost.
Description
[technical field]
The present invention relates to a kind of plastic mould, relate in particular the plastic mould of adjustable throttle road flow.
[background technology]
At present, existing plastic mould for the filling balance of each die cavity, need to be controlled the runner flow when the design flow passage system when relating to the demand such as a multi-cavity mold or different product common mode.Common way is that flow diameter, cast gate size design are got different, large die cavity more greatly, and little die cavity is a little bit smaller, reaches the purpose that control runner flow makes the cavity filling balance with this.This flow control structure needs by actual filling situation the size of runner or cast gate to be adjusted after mould has a fling at again, mould must be unloaded down from forming machine during adjustment, mould is taken apart, go up again the size of machine tooling flow diameter or cast gate, quite trouble operates, time and effort consuming has reduced production efficiency.
[summary of the invention]
Therefore, the objective of the invention is to solve above-mentioned prior art not enough, provide a kind of and conveniently regulate, the plastic mould of adjustable throttle road flow simple in structure.
For achieving the above object, the present invention by the following technical solutions:
The plastic mould of a kind of adjustable throttle road flow, include solid plate, fixed clamping plate, die cavity, moving platen, moving clamping plate, core and sprue bush, described die cavity and solid plate fix, described core and moving platen fix, the die joint of described die cavity and core is provided with runner, described sprue bush passes solid plate from the fixed clamping plate side and die cavity communicates with runner, characterized by further comprising the Flow-rate adjustment pin, be provided with the circular hole that communicates with runner at core, described Flow-rate adjustment pin inserts in the circular hole from the core outside, and the end extend into the cross-sectional sizes of regulating runner in the runner.
The plastic mould of aforesaid a kind of adjustable throttle road flow, the inserting end end that it is characterized in that described Flow-rate adjustment pin is provided with runs through groove.
The plastic mould of aforesaid a kind of adjustable throttle road flow is characterized in that the described camber that is shaped as that runs through groove.
The plastic mould of aforesaid a kind of adjustable throttle road flow is characterized in that described to run through being shaped as of groove trapezoidal.
The plastic mould of aforesaid a kind of adjustable throttle road flow is characterized in that the described groove that runs through is "-" font.
The plastic mould of aforesaid a kind of adjustable throttle road flow is characterized in that the described groove that runs through is " ten " font.
The plastic mould of aforesaid a kind of adjustable throttle road flow is characterized in that the described groove that runs through is
Font.
The plastic mould of aforesaid a kind of adjustable throttle road flow is characterized in that the described groove that runs through is
Font.
The plastic mould of aforesaid a kind of adjustable throttle road flow is characterized in that the position that is positioned at the Flow-rate adjustment pin on the described moving platen is provided with the hole, is provided with the bulb plunger with the Flow-rate adjustment finger setting in the hole.
The plastic mould of aforesaid a kind of adjustable throttle road flow, it is characterized in that described Flow-rate adjustment pin is provided with screwed hole, and being provided with adjusting bolt, described adjusting bolt is passed in the screwed hole of moving platen insertion Flow-rate adjustment pin, drives the rotation of Flow-rate adjustment pin and regulates.
The beneficial effect that the present invention has really has: 1, the flow that the Flow-rate adjustment pin is regulated runner is set, can carries out the flow adjustment from die joint under the mould assembled state, particularly the flow adjustment need not be dismantled mould during the moulding die trial; 2, easy to adjust, saved the production time, improved production efficiency; 3, reduce the complexity of producing, be conducive to reduce cost.
[description of drawings]
Below in conjunction with accompanying drawing and embodiment the present invention is elaborated
Fig. 1 is the schematic diagram of plastic mould of the present invention;
Fig. 2 is the A-A cutaway view of Fig. 1;
Fig. 3 is that Flow-rate adjustment pin of the present invention is regulated runner flow schematic diagram one;
Fig. 4 is that Flow-rate adjustment pin of the present invention is regulated runner flow schematic diagram two;
Fig. 5 is that Flow-rate adjustment pin of the present invention is regulated runner flow schematic diagram three;
Fig. 6 is that Flow-rate adjustment pin of the present invention is regulated runner flow schematic diagram four;
Fig. 7 is that Flow-rate adjustment pin of the present invention is regulated runner flow schematic diagram five;
Fig. 8 is that Flow-rate adjustment pin of the present invention is regulated runner flow schematic diagram six;
Fig. 9 is the schematic diagram one that the present invention runs through groove;
Figure 10 is the schematic diagram two that the present invention runs through groove;
[specific embodiment]
The present invention is described in detail below in conjunction with accompanying drawing
As shown in the figure, the plastic mould of a kind of adjustable throttle road flow, include solid plate 1, fixed clamping plate 2, die cavity 3, moving platen 4, moving clamping plate 5, core 6 and sprue bush 7, described die cavity 3 fixes with solid plate 1, described core 6 fixes with moving platen 4, described die cavity 3 is provided with runner 8 with the die joint of core 6, described sprue bush 7 passes solid plate 1 from fixed clamping plate 2 sides and die cavity 3 communicates with runner 8, wherein also include Flow-rate adjustment pin 9, be provided with the circular hole 10 that communicates with runner 8 at core 6, described Flow-rate adjustment pin 9 inserts in the circular hole 10 from core 6 outsides, and the end extend into the cross-sectional sizes of runner 8 interior adjusting runners 8.
In the present invention, the inserting end end of described Flow-rate adjustment pin 9 is provided with runs through groove 11, runs through the passage angle of groove 11 and runner 8 by adjusting, reaches the flow of regulating runner 8, thereby makes each cavity filling balance.The described shape that runs through groove 11 can be camber, the shape such as trapezoidal.When Flow-rate adjustment pin 9 needed to regulate the runner flow of a plurality of die cavities, the described groove 11 that runs through can be "-" according to the actual conditions design, and " ten ",
Etc. shape
In the present embodiment, the position that is positioned at Flow-rate adjustment pin 9 on the described moving platen 4 is provided with hole 12, is provided with the bulb plunger 13 with Flow-rate adjustment pin 9 location in hole 12.Described Flow-rate adjustment pin 9 is provided with screwed hole 14, and is provided with adjusting bolt 15, and described adjusting bolt 15 is passed moving platen 4 and inserted in the screwed hole 14 of Flow-rate adjustment pin 9, drives 9 rotations of Flow-rate adjustment pin and regulates.
The end of Flow-rate adjustment pin 9 of the present invention can also be made as except using runs through other modes of groove 11, as long as reach the cross-sectional sizes of regulating runner 8, also belongs to protection scope of the present invention, and a for example explanation here just differs.
The present invention regulates the flow of runner 8 by Flow-rate adjustment pin 9 is set, can carry out the flow adjustment from die joint under the mould assembled state.Particularly the flow adjustment need not be dismantled mould during the moulding die trial, saves production time, cost.
Claims (9)
1. the plastic mould of an adjustable throttle road flow, include solid plate (1), fixed clamping plate (2), die cavity (3), moving platen (4), moving clamping plate (5), core (6) and sprue bush (7), described die cavity (3) fixes with solid plate (1), described core (6) fixes with moving platen (4), described die cavity (3) is provided with runner (8) with the die joint of core (6), described sprue bush (7) passes solid plate (1) from fixed clamping plate (2) side and die cavity (3) communicates with runner (8), characterized by further comprising Flow-rate adjustment pin (9), be provided with the circular hole (10) that communicates with runner (8) at core (6), described Flow-rate adjustment pin (9) inserts in the circular hole (10) from core (6) outside, the inserting end end of described Flow-rate adjustment pin (9) is provided with runs through groove (11), the passage angle that runs through groove (11) and runner (8) by adjusting reaches the flow of regulating runner (8).
2. the plastic mould of a kind of adjustable throttle according to claim 1 road flow is characterized in that the described camber that is shaped as that runs through groove (11).
3. the plastic mould of a kind of adjustable throttle according to claim 1 road flow is characterized in that described to run through being shaped as of groove (11) trapezoidal.
4. according to claim 1 and 2 or the plastic mould of 3 described a kind of adjustable throttle road flows, it is characterized in that the described groove (11) that runs through is "-" font.
5. according to claim 1 and 2 or the plastic mould of 3 described a kind of adjustable throttle road flows, it is characterized in that the described groove (11) that runs through is " ten " font.
6. according to claim 1 and 2 or the plastic mould of 3 described a kind of adjustable throttle road flows, it is characterized in that the described groove (11) that runs through is
Font.
7. according to claim 1 and 2 or the plastic mould of 3 described a kind of adjustable throttle road flows, it is characterized in that the described groove (11) that runs through is
Font.
8. the plastic mould of a kind of adjustable throttle according to claim 1 road flow, it is characterized in that the position that is positioned at Flow-rate adjustment pin (9) on the described moving platen (4) is provided with hole (12), in hole (12), be provided with the bulb plunger (13) with Flow-rate adjustment pin (9) location.
9. the plastic mould of a kind of adjustable throttle according to claim 1 road flow, it is characterized in that described Flow-rate adjustment pin (9) is provided with screwed hole (14), and be provided with adjusting bolt (15), described adjusting bolt (15) is passed in the screwed hole (14) of moving platen (4) insertion Flow-rate adjustment pin (9), drives Flow-rate adjustment pin (9) rotation and regulates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010531583 CN102029692B (en) | 2010-10-27 | 2010-10-27 | Plastic mold capable of regulating flow rate of flow passage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010531583 CN102029692B (en) | 2010-10-27 | 2010-10-27 | Plastic mold capable of regulating flow rate of flow passage |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102029692A CN102029692A (en) | 2011-04-27 |
| CN102029692B true CN102029692B (en) | 2013-02-20 |
Family
ID=43883404
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201010531583 Expired - Fee Related CN102029692B (en) | 2010-10-27 | 2010-10-27 | Plastic mold capable of regulating flow rate of flow passage |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102029692B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102950703B (en) * | 2011-08-31 | 2015-01-07 | 苏州莱斯豪精密铸造有限公司 | Injection mould for three-hole connecting rod |
| CN103934974A (en) * | 2013-01-21 | 2014-07-23 | 汉达精密电子(昆山)有限公司 | Water switching port mechanism |
| CN103538210A (en) * | 2013-10-28 | 2014-01-29 | 江苏文光模具技术有限公司 | Flow regulation mechanism for runner of injection mould |
| CN111516218A (en) * | 2020-05-22 | 2020-08-11 | 滁州兴恒精密工业有限公司 | Flow adjusting mechanism for runner of injection mold of refrigerator decoration strip products |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6194730A (en) * | 1984-10-17 | 1986-05-13 | Shigeru Tsutsumi | Tiny precision injection molding device |
| US5895669A (en) * | 1997-06-13 | 1999-04-20 | Incoe Corporation | Injection molding shut-off bushing with separate material flow path |
| US6089468A (en) * | 1999-11-08 | 2000-07-18 | Husky Injection Molding Systems Ltd. | Nozzle tip with weld line eliminator |
| WO2002058908A1 (en) * | 2001-01-26 | 2002-08-01 | Coraltech Limited | Metering device for a plastics moulding machine |
| CA2453170C (en) * | 2002-12-20 | 2012-02-21 | Mold-Masters Limited | Lateral gating injection molding apparatus |
| CN201863358U (en) * | 2010-10-27 | 2011-06-15 | 中山市利群精密实业有限公司 | Plastic mold capable of regulating runner flow |
-
2010
- 2010-10-27 CN CN 201010531583 patent/CN102029692B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN102029692A (en) | 2011-04-27 |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130220 Termination date: 20151027 |
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| EXPY | Termination of patent right or utility model |