CN211662576U - Secondary ejection core-pulling structure of spoiler support mold - Google Patents
Secondary ejection core-pulling structure of spoiler support mold Download PDFInfo
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- 230000007246 mechanism Effects 0.000 claims abstract description 28
- 230000000903 blocking effect Effects 0.000 claims description 15
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 12
- 238000001746 injection moulding Methods 0.000 claims description 7
- 229910052742 iron Inorganic materials 0.000 claims description 5
- 230000007547 defect Effects 0.000 abstract description 4
- 238000002347 injection Methods 0.000 description 17
- 239000007924 injection Substances 0.000 description 17
- 239000003292 glue Substances 0.000 description 8
- 238000000465 moulding Methods 0.000 description 4
- 235000000396 iron Nutrition 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
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Abstract
Description
技术领域technical field
本实用新型涉及注塑模具领域,特别是涉及一种扰流板支架模具二次顶出抽芯结构。The utility model relates to the field of injection moulds, in particular to a core-pulling structure for secondary ejection of a spoiler bracket mould.
背景技术Background technique
注塑模具是一种生产塑胶制品的工具;也是赋予塑胶制品完整结构和精确尺寸的工具。注塑成型是批量生产某些形状复杂部件时用到的一种加工方法,具体指将受热融化的塑料由注塑机高压射入模腔,经冷却固化后,得到成形品。注塑模具主要包括定模和动模,定模安装在注塑机的固定座板上,动模安装在注塑机的移动座板上。注塑时,定、动模闭合,塑料经喷嘴进入模具型腔。开模时,定、动模分离,然后顶出机构动作,将注塑件顶出。Injection mold is a tool for producing plastic products; it is also a tool for giving plastic products complete structure and precise dimensions. Injection molding is a processing method used in mass production of some complex shapes. Specifically, it refers to the injection of heated and melted plastic into the cavity of the injection molding machine at high pressure, and after cooling and solidification, the molded product is obtained. The injection mold mainly includes a fixed mold and a movable mold. The fixed mold is installed on the fixed seat plate of the injection molding machine, and the movable mold is installed on the movable seat plate of the injection molding machine. During injection molding, the fixed and movable molds are closed, and the plastic enters the mold cavity through the nozzle. When the mold is opened, the fixed and movable molds are separated, and then the ejection mechanism moves to eject the injection molded parts.
扰流板支架是一种塑料制品,其外形轮廓较为复杂,注塑时需要辅助机构来进行成型和脱模,此类产品无法按正常方式脱模,脱模时容易与工件产生干涉,出现铲胶现象,影响成型质量和脱模效率。The spoiler bracket is a kind of plastic product, its outline is relatively complex, and auxiliary mechanism is needed for molding and demoulding during injection molding. This kind of product cannot be demolded in the normal way, and it is easy to interfere with the workpiece during demoulding, resulting in shovel glue. phenomenon, affecting the molding quality and demolding efficiency.
实用新型内容Utility model content
(一)要解决的技术问题(1) Technical problems to be solved
本实用新型所要解决的问题是提供一种扰流板支架模具二次顶出抽芯结构,以克服现有脱模结构不适用结构复杂的产品、脱模困难、脱模质量差的缺陷。The problem to be solved by the utility model is to provide a core-pulling structure for secondary ejection of spoiler bracket mould, so as to overcome the defects of the existing demolding structure not suitable for products with complex structure, difficult demoulding and poor demoulding quality.
(二)技术方案(2) Technical solutions
为解决所述技术问题,本实用新型提供一种扰流板支架模具二次顶出抽芯结构,包括后模和抽芯机构;所述抽芯机构包括滑动安装在后模上的直顶块以及分别贯穿所述直顶块的第一斜抽芯和第二斜抽芯;所述第一斜抽芯通过安装座滑动安装在所述后模上,所述第二斜抽芯的端部固定连接有连接块,所述连接块通过限位块滑动安装在所述后模上,所述连接块与所述直顶块间安装有第一弹性元件;所述后模下侧分别滑动安装有顶针面板和顶针底板,所述顶针面板上安装有用于顶出注塑件的顶针,所述顶针底板上安装有用于顶起所述直顶块的顶杆,所述顶针面板和所述顶针底板上安装有与所述抽芯机构配合的联动机构。In order to solve the technical problem, the utility model provides a core-pulling structure for secondary ejection of a spoiler bracket mold, which includes a rear mold and a core-pulling mechanism; the core-pulling mechanism includes a straight top block slidably installed on the rear mold. and the first oblique core-pulling and the second oblique core-pulling respectively passing through the straight top block; the first oblique core-pulling is slidably mounted on the back mold through the mounting seat, and the end of the second oblique core-pulling A connecting block is fixedly connected, the connecting block is slidably installed on the rear mold through a limit block, and a first elastic element is installed between the connecting block and the straight top block; the lower sides of the rear mold are respectively slidably installed There are a thimble panel and a thimble bottom plate, the thimble panel is installed with a thimble for ejecting injection molded parts, the thimble bottom plate is installed with an ejector rod used to lift the straight top block, the thimble panel and the thimble bottom plate A linkage mechanism matched with the core-pulling mechanism is installed on the top.
开模完成后,所述顶针面板通过所述联动机构带动所述顶针底板同步向上顶出,所述顶针底板通过所述顶杆带动所述直顶块向上顶出,所述顶针面板通过所述顶针带动所述注塑件同步顶出;在所述直顶块上升的同时,所述第一斜抽芯逐渐脱离胶位,所述第二斜抽芯在所述第一弹性元件的作用下逐渐脱离胶位,其中,所述第一斜抽和所述第二斜抽芯用于与型芯配合成型所述注塑件;当所述第一斜抽芯和所述第二斜抽芯脱离胶位后,所述顶针面板通过所述联动机构与所述顶针底板脱离,所述顶针面板继续向上顶出,从而将所述注塑件从所述直顶块上顶出,完成脱模。After the mold opening is completed, the thimble panel drives the thimble bottom plate to be pushed up synchronously through the linkage mechanism, the thimble bottom plate drives the straight top block to be pushed up through the ejector rod, and the The ejector pin drives the injection molded parts to be ejected synchronously; while the straight top block rises, the first oblique core-pulling gradually separates from the glue position, and the second oblique core-pulling gradually moves away from the glue position under the action of the first elastic element detachment from the glue level, wherein the first oblique core pulling and the second oblique core pulling are used to cooperate with the core to form the injection molded part; when the first oblique core pulling and the second oblique core pulling are released from the glue After being in place, the thimble panel is disengaged from the thimble bottom plate through the linkage mechanism, and the thimble panel continues to be pushed upward, thereby pushing the injection molded part out of the straight top block to complete demoulding.
进一步的,所述后模上固定有所述安装座,所述安装座上对称设置有倾斜凸起,所述第一斜抽芯底部设置有与所述倾斜凸起相配合的倾斜滑槽;所述后模上固定有所述限位块,所述限位块的端部设置有第三斜挡面,所述连接块的端部设置有与所述第三斜挡面相配合的第四斜挡面。Further, the mounting seat is fixed on the rear mold, the mounting seat is symmetrically provided with an inclined protrusion, and the bottom of the first inclined core pulling is provided with an inclined chute matched with the inclined protrusion; The limit block is fixed on the rear mold, the end of the limit block is provided with a third inclined block surface, and the end of the connection block is provided with a fourth inclined block surface matched with the third inclined block surface. sloped surface.
进一步的,所述直顶块上滑动安装有滑块,所述后模上侧滑动安装有型腔,所述型腔上固定有用于驱动所述滑块滑动的斜导柱。Further, a sliding block is slidably installed on the straight top block, a cavity is slidably installed on the upper side of the rear mold, and an inclined guide column for driving the sliding block to slide is fixed on the cavity.
进一步的,所述直顶块上固定有塞打螺丝,所述连接块滑动安装在所述塞打螺丝上,所述第一弹性元件套装在所述塞打螺丝上。Further, a plug screw is fixed on the straight top block, the connecting block is slidably mounted on the plug screw, and the first elastic element is sleeved on the plug screw.
进一步的,所述联动机构包括滑动安装在所述顶针面板上的锁紧块、固定在所述顶针底板上的下部扣机以及固定在所述后模上的上部扣机;所述下部扣机上设置有与所述锁紧块相配合的卡槽,所述锁紧块的端部设置有第一斜挡面,所述上部扣机上设置有与所述第一斜挡面相配合的第二斜挡面,所述锁紧块与所述顶针面板间安装有第二弹性元件。Further, the linkage mechanism includes a locking block slidably installed on the thimble panel, a lower buckling machine fixed on the thimble bottom plate, and an upper buckling machine fixed on the back mold; There is a card slot matched with the locking block, the end of the locking block is provided with a first inclined blocking surface, and the upper locking machine is provided with a second inclined blocking surface matching with the first inclined blocking surface. a blocking surface, and a second elastic element is installed between the locking block and the thimble panel.
进一步的,所述后模上固定有拉块,所述拉块上设置有拉钩,所述连接块上设置有与所述拉钩相配合的沟槽。Further, a pull block is fixed on the rear mold, a pull hook is provided on the pull block, and a groove matched with the pull hook is disposed on the connecting block.
进一步的,所述后模上固定有多个用于驱动所述顶针面板滑动的油缸。Further, a plurality of oil cylinders for driving the ejector panel to slide are fixed on the rear mold.
进一步的,所述后模底部固定有方铁,所述方铁固定在底板上,所述顶针面板和所述顶针底板安装在所述底板和所述后模之间。Further, a square iron is fixed on the bottom of the rear mold, the square iron is fixed on the bottom plate, and the ejector pin panel and the ejector pin bottom plate are installed between the bottom plate and the rear mold.
进一步的,所述后模上固定有用于导向所述第一斜抽芯和第二斜抽芯的导套。Further, a guide sleeve for guiding the first oblique core-pulling and the second oblique core-pulling is fixed on the rear mold.
进一步的,所述直顶块上对称固定有用于导向所述滑块的导向块,所述滑块上对称设置有与所述导向块相配合的凸起。Further, a guide block for guiding the slider is symmetrically fixed on the straight top block, and a protrusion matched with the guide block is symmetrically arranged on the slider.
(三)有益效果(3) Beneficial effects
本实用新型提供的一种扰流板支架模具二次顶出抽芯结构,在后模上安装有抽芯机构,通过设置直顶块、第一斜抽芯和第二斜抽芯,第一斜抽芯、第二斜抽芯与直顶块配合,能够有效保证产品的成型质量,便于脱模;顶针底板和顶针面板上安装有联动机构,直顶块与顶针底板配合,能够实现二次脱模,使脱模更简便,克服了现有脱模结构不适用结构复杂的产品、脱模困难、脱模质量差的缺陷。The utility model provides a core-pulling structure for secondary ejection of a spoiler support mold. A core-pulling mechanism is installed on the rear mold. The oblique core-pulling, the second oblique core-pulling and the straight top block can effectively ensure the molding quality of the product and facilitate demoulding; a linkage mechanism is installed on the thimble bottom plate and the thimble panel, and the straight top block cooperates with the thimble bottom plate to realize secondary Demoulding makes demolding easier and overcomes the defects that the existing demolding structure is not suitable for products with complex structure, difficult demoulding and poor demoulding quality.
附图说明Description of drawings
图1为本实用新型一种扰流板支架模具二次顶出抽芯结构的立体图;1 is a perspective view of a secondary ejector core-pulling structure of a spoiler bracket mold of the present invention;
图2为图1沿A-A截面的剖视图;Fig. 2 is the sectional view of Fig. 1 along the A-A section;
图3为图2的Ⅰ部放大图;Fig. 3 is an enlarged view of part I of Fig. 2;
图4为本实用新型一种扰流板支架模具二次顶出抽芯结构第一斜抽芯的部分爆炸图;Fig. 4 is a partial exploded view of the first oblique core-pulling structure of a spoiler bracket mold secondary ejection core-pulling structure of the present invention;
图5为本实用新型一种扰流板支架模具二次顶出抽芯结构第二斜抽芯的部分爆炸图;5 is a partial exploded view of the second oblique core-pulling structure of a spoiler bracket mold for secondary ejection of the present utility model;
图6为本实用新型一种扰流板支架模具二次顶出抽芯结构滑块的部分爆炸图;FIG. 6 is a partial exploded view of a secondary ejector core-pulling structure slider of a spoiler bracket mold of the present invention;
图7为图1沿B-B截面的剖视图;7 is a cross-sectional view of FIG. 1 along the B-B section;
图8为图7的Ⅱ部放大图;FIG. 8 is an enlarged view of part II of FIG. 7;
图9为本实用新型一种扰流板支架模具二次顶出抽芯结构联动机构的爆炸图;9 is an exploded view of the linkage mechanism of the secondary ejection core-pulling structure of a spoiler bracket mold of the present invention;
图10为本实用新型一种扰流板支架模具二次顶出抽芯结构顶杆和顶针的立体图;10 is a perspective view of a second ejector core-pulling structure ejector pin and ejector pin of a spoiler bracket mold of the present invention;
图中各个附图标记的对应的部件名称是:1、后模;2、直顶块;3、第一斜抽芯;4、第二斜抽芯;5、连接块;6、第一弹性元件;7、顶针面板;8、顶针底板;9、注塑件;10、顶针;11、顶杆;12、锁紧块;13、下部扣机;14、上部扣机;15、第二弹性元件;16、滑块;17、型腔;18、斜导柱;19、安装座;20、限位块;21、塞打螺丝;22、拉块;23、油缸;24、方铁;25、底板;26、导套;27、导向块;28、铲机;121、第一斜挡面;131、卡槽;141、第二斜挡面;161、凸起;191、倾斜凸起;201、第三斜挡面;221、拉钩;301、倾斜滑槽;501、第四斜挡面;502、沟槽。The corresponding part names of the respective reference numbers in the figure are: 1. Back mold; 2. Straight top block; 3. First oblique core pulling; 4. Second oblique core pulling; 5. Connecting block; 6. First elastic Component; 7. Thimble panel; 8. Thimble bottom plate; 9. Injection molded parts; 10. Thimble; 11. Ejector rod; 12. Locking block; 13. Lower buckle; 14. Upper buckle; 15, Second elastic element ;16, slide block; 17, cavity; 18, inclined guide column; 19, mounting seat; 20, limit block; 21, plug screw; 22, pull block; 23, oil cylinder; 24, square iron; 25, Bottom plate; 26, guide sleeve; 27, guide block; 28, shovel; 121, first inclined block surface; 131, card groove; 141, second inclined block surface; 161, protrusion; 191, inclined protrusion; 201 , the third inclined block surface; 221, the hook; 301, the inclined chute; 501, the fourth inclined block surface; 502, the groove.
具体实施方式Detailed ways
下面结合附图和实施例,对本实用新型的具体实施方式作进一步详细描述。以下实施例用于说明本实用新型,但不用来限制本实用新型的范围。The specific embodiments of the present utility model will be described in further detail below with reference to the accompanying drawings and embodiments. The following examples are used to illustrate the present invention, but are not intended to limit the scope of the present invention.
参阅图1至图10,本实用新型提供一种扰流板支架模具二次顶出抽芯结构,包括后模1和抽芯机构;抽芯机构包括滑动安装在后模1上的直顶块2以及分别贯穿直顶块2的第一斜抽芯3和第二斜抽芯4;直顶块2有三个,分别位于后模1的两端和中部,相邻两个直顶块2间安装有型芯;第一斜抽芯3和第二斜抽芯4用于与型芯配合成型注塑件9,第一斜抽芯3和第二斜抽芯4均沿斜向贯穿直顶块2,且第一斜抽芯3和第二斜抽芯4的端部抵靠在注塑件9的背部。后模1上固定有用于导向第一斜抽芯3和第二斜抽芯4的导套26,导套26通过压块固定在后模1上。Referring to FIGS. 1 to 10 , the present utility model provides a core-pulling structure for secondary ejection of a spoiler bracket mold, including a
参阅图3和图4,第一斜抽芯3通过安装座19滑动安装在后模1上,后模1上通过螺栓固定有安装座19,安装座19在靠近第一斜抽芯3的一端设置有斜面,斜面上对称设置有倾斜凸起191,第一斜抽芯3底部设置有与倾斜凸起191相配合的倾斜滑槽301,第一斜抽芯3通过倾斜凸起191与倾斜滑槽301的配合能够在安装座19上滑动。Referring to FIGS. 3 and 4 , the first oblique core-pulling 3 is slidably mounted on the
参阅图3和图5,第二斜抽芯4的端部通过螺栓固定连接有连接块5,连接块5通过限位块20滑动安装在后模1上,后模1上通过螺栓固定有限位块20,限位块20的端部设置有第三斜挡面201,连接块5的端部设置有与第三斜挡面201相配合的第四斜挡面501,第三斜挡面201抵靠在第四斜挡面501上。连接块5与直顶块2间安装有第一弹性元件6,直顶块2在位于连接块5的两端对称固定有塞打螺丝21,连接块5滑动安装在塞打螺丝21上,第一弹性元件6套装在塞打螺丝21上,第一弹性元件6始终处于压缩状态,且第一弹性元件6使连接块5抵靠在限位块20上。其中,第一弹性元件6为弹簧。Referring to Figures 3 and 5, the end of the second oblique core-pulling 4 is connected with a connecting
参阅图3和图6,后模1的上侧安装有可滑动的前模,前模的底部固定有型腔17,型腔17与型芯组成用于成型注塑件9的模腔。型腔17上固定有铲机28,铲机28上固定有用于驱动滑块16滑动的斜导柱18。直顶块2上滑动安装有滑块16,直顶块2上对称固定有用于导向滑块16的导向块27,滑块16上对称设置有与导向块27相配合的凸起161。其中,滑块16用于与型芯配合成型注塑件9。3 and 6 , the upper side of the
参阅图7至图10,后模1底部固定有多个方铁24,方铁24固定在底板25上,底板25和后模1之间分别滑动安装有顶针面板7和顶针底板8,顶针面板7位于顶针底板8上面。其中,后模1上固定有四个用于驱动顶针面板7滑动的油缸23。顶针面板7上安装有用于顶出注塑件9的顶针10,顶针10的端部安装有顶块,顶块抵靠在注塑件9的背部。顶针底板8上安装有用于顶起直顶块2的顶杆11,顶杆11贯穿后模1并与直顶块2固定连接,后模1上安装有用于导向顶杆11的导套。顶针面板7和顶针底板8上安装有与抽芯机构配合的联动机构。联动机构包括滑动安装在顶针面板7上的锁紧块12、固定在顶针底板8上的下部扣机13以及固定在后模1上的上部扣机14,下部扣机13上设置有与锁紧块12相配合的卡槽131。合模时,锁紧块12卡接在下部扣机13上。锁紧块12的端部设置有第一斜挡面121,上部扣机14上设置有与第一斜挡面121相配合的第二斜挡面141,锁紧块12与顶针面板7间安装有第二弹性元件15。其中,第二弹性元件15为弹簧。7 to 10, a plurality of
参阅图3和图5,后模1上固定有拉块22,拉块22上设置有拉钩221,连接块5上设置有与拉钩221相配合的沟槽502。设置拉钩221,在直顶块2刚向上滑动的那一刻,拉钩221可勾住连接块5,防止第二斜抽芯4粘连注塑件9,影响脱模质量。Referring to FIGS. 3 and 5 , a
开模时,前模带动型腔17向上滑动,型腔17带动斜导柱18向上滑动,斜导柱18驱动滑块16滑动,使滑块16逐渐脱离胶位。开模完成后,进入顶出状态;锁紧块12卡接在下部扣机13的卡槽131中,从而锁死顶针面板7和顶针底板8,油缸驱动顶针面板7和顶针底板8向上运动,顶针面板7上的顶针10带动注塑件9向上顶出,顶针底板8上的顶杆11带动直顶块2向上顶出,此时直顶块2与注塑件9同步向上运动;直顶块2向上运动时,第一斜抽芯3在安装座19上滑动并逐渐脱离胶位,第二斜抽芯4脱离拉钩221,且第二斜抽芯4在第一弹性元件6的作用力下相对直顶块2向下方运动,从而逐渐脱离胶位,完成第一次顶出。上部扣机14上的第二斜挡面141按压锁紧块12上的第一斜挡面121使顶针面板7与顶针底板8脱离,油缸23驱动顶针面板7继续向上运动,从而顶针10将注塑件9顶出,完成第二次顶出,进而完成脱模。When the mold is opened, the front mold drives the
本实施例提供的一种扰流板支架模具二次顶出抽芯结构,在后模上安装有抽芯机构,通过设置直顶块、第一斜抽芯和第二斜抽芯,第一斜抽芯、第二斜抽芯与直顶块配合,能够有效保证产品的成型质量,便于脱模;顶针底板和顶针面板上安装有联动机构,直顶块与顶针底板配合,能够实现二次脱模,使脱模更简便,克服了现有脱模结构不适用结构复杂的产品、脱模困难、脱模质量差的缺陷。This embodiment provides a core-pulling structure for secondary ejection of a spoiler bracket mold. A core-pulling mechanism is installed on the rear mold. By arranging a straight top block, a first oblique core-pulling and a second oblique The oblique core-pulling, the second oblique core-pulling and the straight top block can effectively ensure the molding quality of the product and facilitate demoulding; a linkage mechanism is installed on the thimble bottom plate and the thimble panel, and the straight top block cooperates with the thimble bottom plate to realize secondary Demoulding makes demolding easier and overcomes the defects that the existing demolding structure is not suitable for products with complex structure, difficult demoulding and poor demoulding quality.
以上所述仅是本实用新型的优选实施方式,应当指出,对于本技术领域的普通技术人员来说,在不脱离本实用新型技术原理的前提下,还可以做出若干改进和润饰,这些改进和润饰也应视为本实用新型的保护范围。The above are only the preferred embodiments of the present invention. It should be pointed out that for those skilled in the art, without departing from the technical principles of the present invention, several improvements and modifications can be made. These improvements and retouching should also be regarded as the protection scope of the present invention.
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