CN111941715B - 一种排水、抗刺穿功能兼备的功能防护靴及其制作方法 - Google Patents

一种排水、抗刺穿功能兼备的功能防护靴及其制作方法 Download PDF

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CN111941715B
CN111941715B CN202010737911.8A CN202010737911A CN111941715B CN 111941715 B CN111941715 B CN 111941715B CN 202010737911 A CN202010737911 A CN 202010737911A CN 111941715 B CN111941715 B CN 111941715B
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秦蕾
梁高勇
王修行
吴毅辉
谢松军
李玉才
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Institute of Quartermaster Engineering Technology Institute of Systems Engineering Academy of Military Sciences
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Abstract

本发明公开了一种排水、抗刺穿功能兼备的功能防护靴及其制作方法。所述制作方法包括如下步骤：将抗刺穿布放置于排水聚氨酯中底模具的上板上进行定位，将排水聚氨酯中底的原料注入至排水聚氨酯中底模具内并发泡成型，得到与抗刺穿布结合为一体的聚氨酯中底；聚氨酯中底上设有若干横向排列的柱状排水槽，两侧设有与柱状排水槽连通的椭圆形排水孔；对排水聚氨酯中底进行定位，使其上表面与三维立体织网眼布密封粘合，并保证中底上的椭圆形排水孔与鞋套上的排水孔位置对应；发泡成型得到聚氨酯鞋套，同时将排水聚氨酯中底和橡胶大底结合为一体。本发明通过连帮注射工艺，实现鞋靴排水、抗刺穿功能，使鞋靴兼顾多功能、耐用、防护的特点。

Description

一种排水、抗刺穿功能兼备的功能防护靴及其制作方法
技术领域
本发明涉及一种排水、抗刺穿功能兼备的功能防护靴及其制作方法。
背景技术
鞋底排水性能与抗刺穿性能存在矛盾，两种功能不能兼顾，然而，在一些特殊场合穿用时，需要入水后鞋底具备抗刺穿性能，保护足部不受伤害，离水后鞋靴具备快速排水功能，使足部迅速干爽，通过模具、工艺、结构设计等，设计研究出两者功能兼备的防护鞋靴。重点在于将该功能应用于连帮注射工艺之中，与胶粘工艺相比较，连帮注射工艺具备耐用、产品品质一致性好、生产自动化程度高、效率快的特点。
发明内容
本发明的目的是提供一种具备排水、抗刺穿的鞋靴，本发明通过连帮注射工艺，实现鞋靴排水、抗刺穿功能，使鞋靴兼顾多功能、耐用、防护的特点。
本发明所提供的具备排水、抗刺穿的鞋靴的制作方法，包括如下步骤：
1)将抗刺穿布放置于排水聚氨酯中底模具的上板上进行定位，将排水聚氨酯中底的原料注入至所述排水聚氨酯中底模具内并进行发泡成型，得到排水聚氨酯中底，且与所述抗刺穿布结合为一体；
所述排水聚氨酯中底上设有若干横向排列的柱状排水槽，两侧设有与所述柱状排水槽连通的椭圆形排水孔，既能起到排水作用也具备一定弹性；
2)采用定位模具对所述排水聚氨酯中底进行定位，使所述排水聚氨酯中底的上表面与三维立体织网眼布接触，并保证所述排水聚氨酯中底上的所述椭圆形排水孔与聚氨酯鞋套上的排水孔位置对应；
3)将成型后的橡胶大底置于成鞋模具底模，向所述聚氨酯鞋套对应边模注入聚氨酯鞋套的原料进行发泡成型，得到聚氨酯鞋套，同时将所述排水聚氨酯中底和所述橡胶大底结合为一体，至此，即得到具备排水、抗刺穿的鞋靴。
上述的制作方法中，所述抗刺穿布为两面均具有毛绒面的不织布。
上述的制作方法中，所述排水聚氨酯中底和所述聚氨酯鞋套的原料的质量组成如下：
聚四氢呋喃醚40～50份；2官能度EO封端聚醚25～30份；3官能EO封端聚醚15～25份；聚醚匀泡剂0.5～2份；甘油0.5～1份、改性异氰酸酯60～65份；
其中，改性异氰酸酯是按照下述方法进行改性的：异氰酸酯和聚醚进行聚合反应，如异氰酸酯与4000分子量聚醚、6000分子量聚醚进行聚合反应，如在70℃反应2h；
可在常规条件下发泡成型。
上述的制作方法中，所述排水聚氨酯中底与所述三维立体织网眼布密封粘合，粘合部位为所述三维立体织网眼布周圈宽度为8mm位置。
上述的制作方法中，所述橡胶大底的原料的质量组成如下：
丁腈橡胶60～70份；天然橡胶8～13份；顺丁橡胶15～20份；沉淀法白炭黑35～40份，环烷油5～10份，耐磨剂1～3份，硬脂酸1801 1～2份、防老剂1～2份、活性氧化锌5～10份、白烟活性剂2～5份；
所述环烷油可为4006环烷油；
所述耐磨剂可为硅烷偶联剂SI-69；
所述防老剂可为2,2,4-三甲基-1,2-二氢喹啉聚合物和2-硫醇基苯骈咪唑；
所述白烟活性剂可为聚乙二醇PEG-4000。
上述的制作方法中，所述三维立体织网眼布上设置排水鞋垫。
本发明通过采用排水鞋垫、排水中底、防穿刺排水中底布、排水鞋套与橡胶大底结合的方式实现连帮注塑工艺的排水、抗刺穿、耐用性能，使其穿着舒适，并具有耐磨、止滑、质量轻的优异性能。本发明采用连帮注射工艺实现连帮注射鞋靴的排水性和抗刺穿性能；连帮注射工艺将鞋靴底部结构分为两部分。
附图说明
图1为本发明制作鞋靴的流程示意图。
图2为本发明制作的鞋靴的剖面图。
具体实施方式
下述实施例中所使用的实验方法如无特殊说明，均为常规方法。
下述实施例中所用的材料、试剂等，如无特殊说明，均可从商业途径得到。
本发明采用的橡胶大底的配方如下：
丁腈橡胶60～70份、天然橡胶20～30份、顺丁橡胶15～20份；沉淀法白炭黑35～40份，环烷油5份，SI-69硅烷偶联剂3份，硬脂酸1份、防老剂三甲基二氢化喹啉聚合物1份+2-硫醇基苯咪唑MB 1份、活性氧化锌5～10份、聚乙二醇PEG-4000白炭黑活性剂3.5份。
具体地，下面测试由下述配方制作的橡胶大底试片的性能：
丁腈橡胶60份、天然橡胶22份、顺丁橡胶18份；沉淀法白炭黑40份，4006环烷油7.5份，硅烷偶联剂SI-69 2份，硬脂酸18011份、防老剂三甲基二氢化喹啉聚合物RD 1份+2-硫醇基苯咪唑MB 1份、活性氧化锌5份、聚乙二醇PEG-4000白炭黑活性剂3份。
按照常规工艺制作，2mm的橡胶试片的理化指标如表1中所示。
表1橡胶试片的理化性能
Figure BDA0002605632780000031
由表1的数据可以看出，橡胶外底具备适宜的硬度，较为理想的耐磨性、耐撕裂性能、拉伸性能，能够满足户外高强度体能穿用。
本发明采用的排水聚氨酯中底的配方如下：
聚四氢呋喃醚40～50份、2官能度4000分子量EO封端聚醚25～30份、3官能度6000分子量EO封端聚醚15～25份；聚醚匀泡剂0.5～2份、甘油0.5～1份、改性异氰酸酯60～65份。
其中，改性异氰酸酯是按照下述方法进行改性的：将60份MDI(异氰酸酯)、30份4000分子量聚醚合10份6000分子量聚醚，通过升温至70℃反应2h聚合。
具体地，下面测试由下述配方制作的聚氨酯中底试片的性能：
聚四氢呋喃醚50份、官能度4000分子量EO封端聚醚30份、官能度6000分子量EO封端聚醚17.5份；聚醚匀泡剂(L-580，迈图公司)1.5份、甘油1份、改性异氰酸酯60份。
按照常规工艺制作，6mm的橡胶试片的理化指标如表2中所示。
表2聚氨酯试片的理化性能
Figure BDA0002605632780000041
由表2的数据可以看出，得到的聚氨酯发泡材料具备轻质、耐撕裂的特点。
按照下述步骤制作具备排水、抗刺穿的鞋靴，如图1所示：
1、第四层抗穿刺中底布选用不织布工艺的抗穿刺布、且两面都要有毛绒面；选用配套的斩刀模具下裁抗穿刺布。
2、第三层排水聚氨酯中底设置排水沟槽，并将抗穿刺布对应的放入到排水聚氨酯中底模具的上板进行定位，排水聚氨酯中底的原料注入模具内将模具上下模锁死，抗穿刺布与聚氨酯材料模内成型结合一体(即成型后的排水聚氨酯中底与抗刺穿布结合为一体)，最终形成中心排水系统预埋中底组件。其中，排水聚氨酯中底上设有若干横向排列的柱状排水槽，两侧设有与柱状排水槽连通的椭圆形排水孔，既能起到排水作用也具备一定弹性，如图1所示。
3、通过定位模具将步骤2得到的排水聚氨酯中底前后左右精准定位，使排水聚氨酯中底上端与三维立体织网眼布接触、利用周圈8mm宽的平面与三维立体织网眼布密封粘结；确保排水聚氨酯中底周圈的排水孔能精确的与第五层的聚氨酯鞋套对应边模的定位柱紧密接触。
4、第六层橡胶大底，橡胶大底内表面刷胶处理，放置在连帮注射模具之前进行胶水活化处理，加热温度70～80℃，时间2min。
5、步骤3和4准备完成后，将聚氨酯材料注入模具，在模具内发泡第五层聚氨酯鞋套的成型，同时将排水聚氨酯中底与橡胶大底结合为一体，最终形成一套完整的排水系统，剖面示意图如图2所示。
按照上述工艺，采用厚度约为2.3mm的高强涤纶长丝防刺层制作(即抗刺穿中底布)，成鞋抗刺穿性能不低于1200N(GB/T 12017)。排水方面，鞋底周边排水孔排水通畅。

Claims (5)

1.一种具备排水、抗刺穿的鞋靴的制作方法，包括如下步骤：
1)将抗刺穿布放置于排水聚氨酯中底模具的上板上进行定位，将排水聚氨酯中底的原料注入至所述排水聚氨酯中底模具内并进行发泡成型，得到排水聚氨酯中底，且与所述抗刺穿布结合为一体；
所述排水聚氨酯中底上设有若干横向排列的柱状排水槽，两侧设有与所述柱状排水槽连通的椭圆形排水孔；
2)采用定位模具对所述排水聚氨酯中底进行定位，使所述排水聚氨酯中底的上表面与三维立体织网眼布密封粘合，并保证所述排水聚氨酯中底上的所述椭圆形排水孔与聚氨酯鞋套上的排水孔位置对应；
3)将成型后的橡胶大底置于成鞋模具底模，向所述聚氨酯鞋套对应边模注入聚氨酯鞋套的原料进行发泡成型，得到聚氨酯鞋套，同时将所述排水聚氨酯中底和所述橡胶大底结合为一体，至此，即得到具备排水、抗刺穿的鞋靴；
所述排水聚氨酯中底和所述聚氨酯鞋套的原料的质量组成如下：
聚四氢呋喃醚40～50份；2官能度EO封端聚醚25～30份；3官能EO封端聚醚15～25份；聚醚匀泡剂0.5～2份；甘油0.5～1份、改性异氰酸酯60～65份；
所述橡胶大底的原料包括如下质量份的组分：
丁腈橡胶60～70份；天然橡胶8～13份；顺丁橡胶15～20份；沉淀法白炭黑35～40份，环烷油5～10份，耐磨剂1～3份，硬脂酸1801 1～2份、防老剂1～2份、活性氧化锌5～10份、白烟活性剂2～5份；
所述环烷油为4006环烷油；
所述耐磨剂为硅烷偶联剂SI-69；
所述防老剂为2,2,4-三甲基-1,2-二氢喹啉聚合物和2-硫醇基苯骈咪唑；
所述白烟活性剂为聚乙二醇PEG-4000。
2.根据权利要求1所述的制作方法，其特征在于：所述抗刺穿布为两面均具有毛绒面的不织布。
3.根据权利要求1或2所述的制作方法，其特征在于：所述排水聚氨酯中底与所述三维立体织网眼布密封粘合的部位为所述三维立体织网眼布周圈宽度为8mm位置。
4.根据权利要求3所述的制作方法，其特征在于：所述三维立体织网眼布上设置排水鞋垫。
5.权利要求1-4中任一项所述方法制作的具备排水、抗刺穿的鞋靴。
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