CN203567074U - Cold runner mold - Google Patents
Cold runner mold Download PDFInfo
- Publication number
- CN203567074U CN203567074U CN201320688843.6U CN201320688843U CN203567074U CN 203567074 U CN203567074 U CN 203567074U CN 201320688843 U CN201320688843 U CN 201320688843U CN 203567074 U CN203567074 U CN 203567074U
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- Prior art keywords
- plate
- runner
- cavity
- die
- cold runner
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Abstract
The utility model discloses a mold runner mold. The mold runner mold comprises an upper die and a lower die, wherein the upper die comprises a top plate, a runner plate and an upper cavity plate, the lower die comprises a lower cavity plate and a bottom plate, an insulation plate is arranged between the runner plate and the upper cavity plate, a plurality of glue injection nozzles are arranged in the runner plate, a heating device is arranged in each of the upper cavity plate and the lower cavity plate. The runner plate and the cavity plates are insulated so that the vulcanization heat cannot be transferred to the runner plate, a lining is designed at the periphery of the main runner of the glue injection nozzles and conduction oil is poured into to conduct the heat so that the glue stock in the runner and the nozzle cannot be vulcanized in advance under the vulcanization temperature; the cavity plates are independently heated, the temperature control is precise and fast and the energy consumption is low.
Description
Technical field
The utility model relates to a kind of mould, refers more particularly to a kind of sizing material, cold runner die that efficiency is higher saved.
Background technology
High or cause profile not to be inconsistent with the product compression molding meeting of sulfuration one ironware to product design dimensional requirement, dimension overproof ironware holds yielding situation, therefore while generally adopting injection moulding hot flow path technique, if application publication number is CN102922682A, name is called the Chinese invention patent of die structure of hot runner, die structure of hot runner is provided, it shortens the formed product cycle, save raw material and production efficiency high, it comprises front cavity, rear cavity, described front cavity, between rear cavity, form die cavity, runner leads to described die cavity, the porch of described runner is provided with heating rod, can be to the sizing material heating in runner, during due to this technique sulfuration, the sulfuration of heating together with the goods in die cavity of sizing material in runner, can cause the significant wastage of material, as adopt rare or precious materials as fluorubber, during poly-propionic acid fat, can make cost higher, cannot meet the needs of production.
Utility model content
The utility model mainly solves the sulfuration of heating together with product of sizing material in existing hot runner mould runner and causes the technical problem of waste of material; A kind of saving sizing material is provided, has controlled accurate cold runner die.
In order to solve the technical problem of above-mentioned existence, the utility model is mainly to adopt following technical proposals:
A kind of cold runner die of the present utility model, comprise upper die and lower die, described patrix comprises top board, runner plate and upper impression plate, described counterdie comprises lower impressions plate and base plate, between upper and lower cavity plate, form die cavity, between described runner plate and upper impression plate, be provided with thermal insulation board, in runner plate, be provided with cold runner and some glue filling nozzles communicating with cold runner, the top of described top board is provided with the sprue bush communicating with cold runner, described glue filling nozzle is through thermal insulation board and upper impression plate, the cast gate of glue filling nozzle is aimed at described die cavity, in upper and lower cavity plate, be provided with heater, runner plate and cavity plate are carried out heat insulation, guaranteed that cavity plate temperature can not be passed on runner plate, sizing material in runner remains under curing temperature, and cavity plate heats separately, temperature control is accurately with quick, energy consumption is lower.
As preferably, described glue filling nozzle comprises nozzle insert and is located at the sprue in nozzle insert, forms the cavity sealing between described sprue and described nozzle insert, in described cavity, is perfused with circulating heat conduction oil, the described conduction oil external cooling device that picks outward.The heat that upper impression plate is passed to glue filling nozzle is circulated to cooling device heat radiation by conduction oil, make the temperature of glue filling nozzle lower than curing temperature, guaranteed that the sizing material in glue filling nozzle can not vulcanize in advance with fixed, sizing material remains under curing temperature in injection die cavity, there is good plasticity and mobility, can continuous glue injection and do not need gel resin, save material.
As preferably, described runner plate comprises upper reaches guidance tape and dirty guidance tape, described glue filling nozzle is located on dirty guidance tape, between upper and lower runner plate, form some runners that communicate with sprue bush, the end of described runner communicates with corresponding glue filling nozzle, sizing material injects runner and injects die cavity inside by corresponding cold runner and glue filling nozzle from sprue bush, sprue bush, runner and the sprue by advanced CAD, made, guaranteed that mould cavity temperature and sizing material distributed uniform are accurate, reduced surface reaction.
As preferably, described heater comprises to be somely located at respectively in upper and lower cavity plate and the electric heating tube between adjacent die cavity and be located at the temp probe in cavity plate, described electric heating tube is connected with the temperature controller outside machine respectively with temp probe, by upper and lower cavity plate is surveyed to mild heat, can accurately control the curing temperature of die cavity, improve the utilization rate of electric energy, also make the sizing material in runner can not vulcanize together with product, can reach continuous use and not need the object of gel resin.
As preferably, the periphery of described upper and lower cavity plate is equipped with thermal insulation layer, the bottom of described lower impressions plate is also provided with thermal insulation layer, upper and lower cavity plate is carried out to heat-insulation and heat-preservation, can maximally utilise electric energy, also prevent that heat is passed to runner plate and causes that in runner, sizing material vulcanizes the waste that causes material in advance simultaneously.
As preferably, in described upper and lower cavity plate, be also provided with cooling water channel, described cooling water channel communicates with external water cooling plant, can be cooling immediately after product sulfuration finishes, prevent that overvulcanization from causing product quality to decline, the also corresponding production efficiency that improved.
The beneficial effects of the utility model are: adopt runner plate and cavity plate are carried out heat insulation, assurance sulfuration is held heat and can be passed on runner plate, at the sprue periphery design lining of glue filling nozzle and pour into conduction oil heat is conducted, sizing material in runner and nozzle is remained under curing temperature and can not vulcanize in advance, cavity plate heats separately, temperature control is accurately with quick, and energy consumption is lower.
Accompanying drawing explanation
Fig. 1 is a kind of structural representation of the present utility model.
1. top boards in figure, 2. upper impression plate, 3. lower impressions plate, 4. base plate, 5. die cavity, 6. thermal insulation board, 7. glue filling nozzle, 8. sprue bush, 9. nozzle insert, 10. sprue, 11. upper reaches guidance tapes, 12. dirty guidance tapes, 13. runners, 14. electric heating tubes, 15. temp probes.
The specific embodiment
Below by embodiment, and by reference to the accompanying drawings, the technical solution of the utility model is described in further detail.
Embodiment: a kind of cold runner die of the present embodiment, as shown in Figure 1, comprise upper die and lower die, patrix comprises top board 1, runner plate and upper impression plate 2, counterdie comprises lower impressions plate 3 and base plate 4, between upper and lower cavity plate, form die cavity 5, the top of top board is provided with sprue bush 8, runner plate comprises upper reaches guidance tape 11 and dirty guidance tape 12, between upper and lower runner plate, form some runners that communicate with sprue bush 13, between dirty guidance tape and upper impression plate, thermal insulation board 6 is installed, in dirty guidance tape, be designed with some glue filling nozzles 7, the end of runner communicates with corresponding glue filling nozzle, glue filling nozzle is through thermal insulation board and upper impression plate, the cast gate of glue filling nozzle is aimed at die cavity, glue filling nozzle comprises nozzle insert 9 and is located at the sprue 10 in nozzle insert, between sprue and nozzle insert, form the cavity of sealing, in cavity, be perfused with conduction oil circulation and that pick external cooling device outward, in upper and lower cavity plate, heater and cooling water channel are installed, heater comprises and somely designs respectively the electric heating tube 14 in upper and lower cavity plate and between adjacent die cavity and be located at the temp probe 15 in cavity plate, electric heating tube is connected with the temperature controller outside machine respectively with temp probe, cooling water channel communicates with external water cooling plant.
During use, the sizing material of melting injects in runner plate by sprue bush, under runner on runner plate and cold runner guiding distribute, sizing material uniform-flow is injected in die cavity to glue filling nozzle and by cast gate, now upper and lower cavity plate is carried out baking by electric heating tube, due to the thermal insulation board effect between upper impression plate and dirty guidance tape, sulfuration heat can not conduct in dirty guidance tape, simultaneously, the heat that conduction oil in nozzle insert also absorbs nozzle place is taken away, sizing material in runner and nozzle can not vulcanized in advance with fixed, glue filling nozzle can continuous glue injection and is not needed gel resin, raw material have been saved, improved production efficiency.
More than explanation has not been done restriction to the utility model; the utility model is also not limited only to giving an example of above-mentioned explanation; variation that those skilled in the art make in essential scope of the present utility model, retrofit, increase or replace, all should be considered as protection domain of the present utility model.
Claims (6)
1. a cold runner die, it is characterized in that: comprise upper die and lower die, described patrix comprises top board (1), runner plate and upper impression plate (2), described counterdie comprises lower impressions plate (3) and base plate (4), between upper and lower cavity plate, form die cavity (5), between described runner plate and upper impression plate, be provided with thermal insulation board (6), in runner plate, be provided with cold runner and some glue filling nozzles communicating with cold runner (7), the top of described top board is provided with the sprue bush (8) communicating with cold runner, described glue filling nozzle is through thermal insulation board and upper impression plate, the cast gate of glue filling nozzle is aimed at described die cavity, in upper and lower cavity plate, be provided with heater.
2. a kind of cold runner die according to claim 1, it is characterized in that: described glue filling nozzle (7) comprises nozzle insert (9) and is located at the sprue (10) in nozzle insert, between described sprue and described nozzle insert, form the cavity of sealing, in described cavity, be perfused with circulating heat conduction oil, the described conduction oil external cooling device that picks outward.
3. a kind of cold runner die according to claim 1 and 2, it is characterized in that: described runner plate comprises upper reaches guidance tape (11) and dirty guidance tape (12), described glue filling nozzle is located on dirty guidance tape, between upper and lower runner plate, form some runners that communicate with sprue bush (13), the end of described runner communicates with corresponding glue filling nozzle (7).
4. a kind of cold runner die according to claim 1, it is characterized in that: described heater comprises to be somely located at respectively in upper and lower cavity plate and the electric heating tube between adjacent die cavity (14) and be located at the temp probe (15) in cavity plate, and described electric heating tube is connected with the temperature controller outside machine respectively with temp probe.
5. according to a kind of cold runner die described in claim 1 or 4, it is characterized in that: the periphery of described upper and lower cavity plate (2,3) is equipped with thermal insulation layer, and the bottom of described lower impressions plate is also provided with thermal insulation layer.
6. a kind of cold runner die according to claim 1, is characterized in that: described upper and lower cavity plate is also provided with cooling water channel in (2,3), and described cooling water channel communicates with external water cooling plant.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320688843.6U CN203567074U (en) | 2013-11-01 | 2013-11-01 | Cold runner mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320688843.6U CN203567074U (en) | 2013-11-01 | 2013-11-01 | Cold runner mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203567074U true CN203567074U (en) | 2014-04-30 |
Family
ID=50534830
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320688843.6U Expired - Fee Related CN203567074U (en) | 2013-11-01 | 2013-11-01 | Cold runner mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203567074U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104786454A (en) * | 2015-04-20 | 2015-07-22 | 中山市利群精密实业有限公司 | A mold heating structure |
| CN105818334A (en) * | 2016-04-22 | 2016-08-03 | 深圳市凯中精密技术股份有限公司 | Cold runner die for automobile plastic parts |
| CN108437363A (en) * | 2018-04-27 | 2018-08-24 | 南京金三力高分子科技有限公司 | A kind of the injection processing mold and method of sealing ring |
| CN110802804A (en) * | 2019-10-25 | 2020-02-18 | 深圳市麦士德福科技股份有限公司 | Cold runner injection mold |
| CN111002537A (en) * | 2019-12-27 | 2020-04-14 | 江门市鑫辉密封科技有限公司 | Continuous injection mold for valve oil seal |
| CN112248361A (en) * | 2020-10-15 | 2021-01-22 | 江苏福盛机械管件有限公司 | Use method of silica gel framework type net forming mechanism |
-
2013
- 2013-11-01 CN CN201320688843.6U patent/CN203567074U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104786454A (en) * | 2015-04-20 | 2015-07-22 | 中山市利群精密实业有限公司 | A mold heating structure |
| CN105818334A (en) * | 2016-04-22 | 2016-08-03 | 深圳市凯中精密技术股份有限公司 | Cold runner die for automobile plastic parts |
| CN108437363A (en) * | 2018-04-27 | 2018-08-24 | 南京金三力高分子科技有限公司 | A kind of the injection processing mold and method of sealing ring |
| CN110802804A (en) * | 2019-10-25 | 2020-02-18 | 深圳市麦士德福科技股份有限公司 | Cold runner injection mold |
| CN111002537A (en) * | 2019-12-27 | 2020-04-14 | 江门市鑫辉密封科技有限公司 | Continuous injection mold for valve oil seal |
| CN112248361A (en) * | 2020-10-15 | 2021-01-22 | 江苏福盛机械管件有限公司 | Use method of silica gel framework type net forming mechanism |
| CN112248361B (en) * | 2020-10-15 | 2022-05-31 | 泰州市恒阳液压机械制造有限公司 | Use method of silica gel framework type net forming mechanism |
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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: 20140430 Termination date: 20151101 |
|
| EXPY | Termination of patent right or utility model |