CN204701081U - A kind of injection mold from slide block charging enter plastic structure - Google Patents
A kind of injection mold from slide block charging enter plastic structure Download PDFInfo
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- CN204701081U CN204701081U CN201520537240.5U CN201520537240U CN204701081U CN 204701081 U CN204701081 U CN 204701081U CN 201520537240 U CN201520537240 U CN 201520537240U CN 204701081 U CN204701081 U CN 204701081U
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Abstract
本实用新型提供了一种从滑块进料的注塑模具的进胶结构，包括前模板、后模板、前模玉、滑块和铲机，所述前模板设有进料口，所述前模玉与后模板之间设有产品型腔，所述前模板和后模板之间设有滑块，所述滑块的前端与前模玉连接，所述滑块的后端与铲机连接，所述前模玉内设有进胶流道，所述滑块设有滑块流道，所述滑块流道的一端与所述进料口连接，所述滑块流道的另一端与所述进胶流道连接；所述进胶流道与水平面的夹角为1~80度。本实用新型采用通过滑块流道转接入前模玉中的进胶结构，保证产品顺利脱模的同时，也保证了流道顺利脱模，同时很好的控制了射胶量，使模具可以稳定持续的生产，成功的解决了软胶包硬胶的产品难以成型的问题。
The utility model provides a glue feeding structure of an injection mold fed from a slider, comprising a front template, a rear template, a front mold, a slider and a shovel, the front template is provided with a feed port, and the front template There is a product cavity between the mold and the rear template, a slider is provided between the front template and the rear template, the front end of the slider is connected to the front mold, and the rear end of the slider is connected to the shovel , the front mold jade is provided with a glue inlet flow channel, the slider is provided with a slider flow channel, one end of the slider flow channel is connected to the feed port, and the other end of the slider flow channel It is connected with the glue feed channel; the included angle between the glue feed channel and the horizontal plane is 1-80 degrees. The utility model adopts the glue-feeding structure which is transferred to the front mold jade through the slider flow channel, which ensures the smooth demoulding of the product and the smooth demoulding of the flow channel. It can produce stably and continuously, and successfully solves the problem of difficult molding of soft rubber covered hard rubber products.
Description
技术领域 technical field
本实用新型涉及一种注塑模具的进胶结构，尤其涉及一种从滑块进料的注塑模具的进胶结构，特别涉及一种从滑块进料的硅橡胶注塑模具的进胶结构。 The utility model relates to a glue feeding structure of an injection mold, in particular to a glue feeding structure of an injection mold fed from a slider, in particular to a glue feeding structure of a silicone rubber injection mold fed from a slider.
背景技术 Background technique
在注塑模具领域中，采用潜伏式进胶中普遍使用如图1所示的结构，包括前模板1、后模板3、母模仁4和后模仁7，所述母模仁4内设有流道2，所述母模仁4与后模仁7之间设有产品型腔5，所述前模板1上设有进料口6，所述进料口6与流道2连接，胶料从进料口6进入，通过流道2进入到产品型腔5中完成注胶；然后将前模板1与后模板3分离开模后，后模板3的拉料销直接将流道拉断，水口脱出，该结构应用于绝大多数产品及流道的脱出。 In the field of injection molds, the structure shown in Figure 1 is generally used in latent glue feeding, including a front template 1, a rear template 3, a female mold core 4 and a rear mold core 7, and the female mold core 4 is equipped with Runner 2, a product cavity 5 is provided between the female mold core 4 and the rear mold core 7, and a feed port 6 is provided on the front template 1, and the feed port 6 is connected to the runner 2, and the glue The material enters from the feed port 6, and enters the product cavity 5 through the runner 2 to complete the injection; then the front template 1 and the rear template 3 are separated and the mold is separated, and the pull pin of the rear template 3 directly pulls off the runner , the nozzle protrudes, this structure is applied to the protruding of most products and runners.
上述这种模具进胶结构方式只能适用于大部分产品较大、产品形状简单或外形要求不高的产品，此类型产品所用的材料局限为韧性较好的塑胶材料，而针对重量很小软胶产品，如重量在0.01g左右的产品，特别针对结构较为复杂的，如软胶包硬胶类产品，因其外观要求很高且从前模分型面无法进胶，上述进胶结构则不能使用。 The mold feeding structure mentioned above can only be applied to most of the products with large size, simple shape or low shape requirements. Rubber products, such as products with a weight of about 0.01g, are especially aimed at products with complex structures, such as soft rubber covered with hard rubber products. Because of their high appearance requirements and the glue cannot be fed from the parting surface of the front mold, the above glue feeding structure cannot use.
实用新型内容 Utility model content
针对上述技术问题，本发明提供了一种从滑块进料的注塑模具进胶结构，解决上述重量很轻或结构复杂的产品无法从前模分型面进胶的问题。 In view of the above technical problems, the present invention provides an injection mold glue feeding structure that feeds from the slider, which solves the problem that the above-mentioned products with very light weight or complex structure cannot feed glue from the parting surface of the front mold.
对此，本实用新型的技术方案为： To this end, the technical scheme of the utility model is:
一种从滑块进料的注塑模具进胶结构，包括前模板、后模板、前模玉、滑块和铲机，所述前模板设有进料口，所述前模玉与后模板之间设有产品型腔，所述前模板和后模板之间设有滑块，所述滑块的前端与前模玉连接，所述滑块的后端与铲机连接；所述前模玉内设有进胶流道，所述滑块设有滑块流道，所述滑块流道的一端与所述进料口连接，所述滑块流道的另一端与所述进胶流道连接；所述进胶流道与水平面的夹角为1~80度。 A glue feeding structure for an injection mold that feeds from a slider, including a front template, a rear template, a front mold, a slider and a shovel, the front template is provided with a feed port, and the front mold and the rear template There is a product cavity between them, and a slider is arranged between the front template and the rear template, the front end of the slider is connected with the front mold, and the rear end of the slider is connected with the shovel; the front mold There is a glue inlet channel inside, and the slider is provided with a slider runner. One end of the slider runner is connected to the feed port, and the other end of the slider runner is connected to the glue inlet flow channel. channel connection; the angle between the glue inlet channel and the horizontal plane is 1-80 degrees.
采用此技术方案，前、后模板开启后，铲基移动带动滑块同时后退到设定距离，滑块后退的同时将进胶流道和滑块流道内的胶料拉出滑块，致使流道内胶料与产品脱落，同时因滑块的后退也使得产品脱出。 With this technical solution, after the front and rear templates are opened, the movement of the shovel base drives the slider to retreat to the set distance at the same time. When the slider retreats, the rubber in the glue inlet channel and the slider runner is pulled out of the slider, causing the flow The rubber material and the product in the channel fall off, and the product also falls out due to the retreat of the slider.
作为本实用新型的进一步改进，所述铲机与所述前模板固定连接。 As a further improvement of the utility model, the shovel is fixedly connected with the front template.
采用此技术方案，产品成型OK后，前、后模板开启，后模所有机构与产品同时后退到设定距离, 利用与前模板固定的铲基带动滑块同时后退到设定距离，滑块后退的同时把进胶流道和滑块流道内的胶料拉出滑块，致使流道内胶料与产品脱落，同时因滑块的后退也使得产品脱出。 With this technical solution, after the product is formed OK, the front and rear templates are opened, and all the mechanisms of the rear mold and the product are retreated to the set distance at the same time, and the shovel base fixed to the front template is used to drive the slider back to the set distance at the same time, and the slider moves back At the same time, the rubber material in the glue inlet channel and the slider channel is pulled out of the slider, causing the rubber material and the product in the channel to fall off, and at the same time, the product comes out due to the retreat of the slider.
作为本实用新型的进一步改进，所述进胶流道与水平面的夹角为20~60度。采用此技术方案，便于更快速的进料，同时也便于胶料的拉出。 As a further improvement of the utility model, the included angle between the glue feed channel and the horizontal plane is 20-60 degrees. Adopting this technical solution facilitates faster feeding and at the same time facilitates the pulling out of the rubber compound.
作为本实用新型的进一步改进，所述滑块流道的容积为所述产品型腔的容积的4~6倍。采用此技术方案，所述滑块流道的内能容纳的胶料为所述产品型腔内容纳的的胶料的4~6倍，这样通过增加料头的重量解决了产品重量太小而造成的射胶困难问题。 As a further improvement of the utility model, the volume of the runner of the slider is 4-6 times of the volume of the product cavity. With this technical solution, the rubber material that can be accommodated in the runner of the slider is 4 to 6 times of the rubber material accommodated in the product cavity, so that the weight of the product is too small and the problem is solved by increasing the weight of the material head. Difficulty in injecting glue.
作为本实用新型的进一步改进，所述滑块还设有与所述滑块流道连接的增重模腔。采用此技术方案，通过增加料头的重量解决了产品重量太小而造成的射胶困难问题。 As a further improvement of the utility model, the slider is also provided with a weight-increasing mold cavity connected with the runner of the slider. By adopting this technical scheme, the problem of difficult injection of glue caused by too small weight of the product is solved by increasing the weight of the material head.
作为本实用新型的进一步改进，所述滑块流道与水平面的夹角小于所述进胶流道与水平面的夹角。采用此技术方案，便于更好的将胶料的拉出。 As a further improvement of the present utility model, the angle between the runner of the slider and the horizontal plane is smaller than the angle between the flow channel of the glue feed and the horizontal plane. By adopting this technical scheme, it is convenient to pull out the glue material better.
与现有技术相比，本实用新型的有益效果为： Compared with the prior art, the beneficial effects of the utility model are:
第一，本实用新型主要采用了通过滑块流道转接入前模仁中进胶，产生的料头呈一定的斜度连接，由于硅胶料的特性是极其有韧性，极其柔软，即使有倒扣，也可进行强脱，所以开模时，能够把所有料头全部拉出来，这样既缩短了模具的成型周期，也通过增加料头重量解决了产品重量太小而造成的射胶困难问题。 First, the utility model mainly adopts the method of transferring the glue into the front mold core through the slider flow channel, and the resulting material head is connected with a certain slope. Because the characteristics of the silicone material are extremely tough and soft, even if there is The undercut can also be forced off, so when the mold is opened, all the heads can be pulled out, which not only shortens the molding cycle of the mold, but also solves the problem of injection molding caused by the weight of the product being too small by increasing the weight of the head. question.
第二，本实用新型的进胶结构成功的解决了此套包胶模具的生产，在保证产品顺利脱模的同时，也保证了流道顺利脱模，同时很好的控制了射胶量，使模具可以稳定持续的生产。 Second, the glue feeding structure of the utility model has successfully solved the production of this set of rubber molds. While ensuring the smooth demoulding of the product, it also ensures the smooth demoulding of the flow channel, and at the same time controls the amount of glue injected, so that The mold can be produced stably and continuously.
附图说明 Description of drawings
图1是本实用新型现有技术潜伏式进胶的进胶结构示意图。 Fig. 1 is a schematic diagram of the glue feeding structure of the prior art latent glue feeding of the utility model.
图2是本实用新型一种实施例的需要制作的产品结构示意图。 Fig. 2 is a schematic diagram of the structure of a product to be produced according to an embodiment of the present invention.
图3是本实用新型一种实施例的进胶结构的俯视图。 Fig. 3 is a top view of the glue feeding structure of an embodiment of the present invention.
图4是本实用新型一种实施例的进胶结构的结构示意图。 Fig. 4 is a structural schematic diagram of the glue feeding structure of an embodiment of the present invention.
具体实施方式 Detailed ways
下面结合附图，对本实用新型的较优的实施例作进一步的详细说明。 Below in conjunction with accompanying drawing, preferred embodiment of the present utility model is described in further detail.
实施例1 Example 1
如图2所示，一种硅胶包硬胶的产品，在硬胶11制作好后，需要将硅胶12进行注塑使其包硬胶11上，所述产品的硅胶量为0.016g，采用下面的模具进胶结构进行注塑成型。 As shown in Figure 2, a product of silica gel covered with hard glue, after the hard glue 11 is produced, it is necessary to inject the silica gel 12 to cover the hard glue 11. The amount of silica gel in the product is 0.016g, and the following The mold enters the glue structure for injection molding.
如图3和图4所示，一种从滑块进料的注塑模具进胶结构，包括前模板21、后模板22、前模玉23、滑块24和铲机25，所述前模板21设有进料口26，所述前模玉23与后模板22之间设有产品型腔27，所述前模板21和后模板22之间设有滑块24，所述滑块24的前端与前模玉23连接，所述滑块24的后端与铲机25连接，所述前模玉23内设有进胶流道231，所述滑块24设有滑块流道241，所述滑块流道241的一端与所述进料口26连接，所述滑块流道241的另一端与所述进胶流道231连接。其中，所述进胶流道231与水平面的夹角为30度；所述铲机25与所述前模板21固定连接。 As shown in Fig. 3 and Fig. 4, a kind of injection mold feeding structure that feeds from slide block comprises front template 21, back template 22, front mold jade 23, slider 24 and shovel 25, and described front template 21 A feed port 26 is provided, a product cavity 27 is provided between the front mold 23 and the rear template 22, a slider 24 is provided between the front template 21 and the rear template 22, and the front end of the slider 24 It is connected with the front mold jade 23, and the rear end of the slider 24 is connected with the shovel 25. The front mold jade 23 is provided with a glue feeding flow channel 231, and the slider 24 is provided with a slider flow channel 241. One end of the slider runner 241 is connected to the feed port 26 , and the other end of the slider runner 241 is connected to the glue feed runner 231 . Wherein, the included angle between the glue feeding channel 231 and the horizontal plane is 30 degrees; the shovel 25 is fixedly connected with the front template 21 .
所述滑块流道241的容积为所述产品型腔27容积的4~6倍，这样通过增加料头的重量解决了产品重量太小而造成的射胶困难问题。 The volume of the slider runner 241 is 4 to 6 times the volume of the product cavity 27, so that the problem of difficult injection caused by the weight of the product is solved by increasing the weight of the head.
进一步优选的，所述滑块还设有与所述滑块流道连接的增重模腔，便于重量更小的产品的注塑成型。 Further preferably, the slider is further provided with a weight-increasing mold cavity connected to the runner of the slider, so as to facilitate injection molding of products with a smaller weight.
采用此技术方案，产品成型OK后，前、后模板开启，后模所有机构与产品同时后退到设定距离, 利用与前模板固定铲基带动滑块同时后退到设定距离，滑块后退的同时把进胶流道和滑块流道内的胶料拉出滑块，致使流道内胶料与产品脱落，同时因滑块的后退也使得产品脱出。 With this technical scheme, after the product is formed OK, the front and rear templates are opened, and all the mechanisms of the rear mold and the product are retreated to the set distance at the same time, and the shovel base fixed with the front template is used to drive the slider to retreat to the set distance at the same time, and the slider retreats. At the same time, pull the glue in the glue inlet flow channel and the slide block flow channel out of the slider, causing the rubber material in the flow channel and the product to fall off, and at the same time, the product will come out due to the retreat of the slider.
以上所述之具体实施方式为本实用新型的较佳实施方式，并非以此限定本实用新型的具体实施范围，本实用新型的范围包括并不限于本具体实施方式，凡依照本实用新型之形状、结构所作的等效变化均在本实用新型的保护范围内。 The specific implementations described above are preferred implementations of the present utility model, and are not intended to limit the specific implementation scope of the present utility model. The scope of the present utility model includes but is not limited to this specific implementation. , The equivalent changes made by the structure are all within the protection scope of the present utility model.
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| CN201520537240.5U CN204701081U (en) | 2015-07-22 | 2015-07-22 | A kind of injection mold from slide block charging enter plastic structure |
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| CN201520537240.5U CN204701081U (en) | 2015-07-22 | 2015-07-22 | A kind of injection mold from slide block charging enter plastic structure |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107225730A (en) * | 2016-03-25 | 2017-10-03 | 苏州汉扬精密电子有限公司 | The ebonite sliding block of bijective product enters plastic structure |
| CN107932836A (en) * | 2017-12-15 | 2018-04-20 | 湖北工业大学 | The injection mould that core-pulling mechanism cooperates with running gate system |
| CN108145919A (en) * | 2016-12-05 | 2018-06-12 | 汉达精密电子(昆山)有限公司 | Flexible glue is into plastic structure in sliding block |
-
2015
- 2015-07-22 CN CN201520537240.5U patent/CN204701081U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107225730A (en) * | 2016-03-25 | 2017-10-03 | 苏州汉扬精密电子有限公司 | The ebonite sliding block of bijective product enters plastic structure |
| CN108145919A (en) * | 2016-12-05 | 2018-06-12 | 汉达精密电子(昆山)有限公司 | Flexible glue is into plastic structure in sliding block |
| CN108145919B (en) * | 2016-12-05 | 2020-08-18 | 汉达精密电子(昆山)有限公司 | Soft glue feeding structure in the slider |
| CN107932836A (en) * | 2017-12-15 | 2018-04-20 | 湖北工业大学 | The injection mould that core-pulling mechanism cooperates with running gate system |
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