CN107900923A - 玻璃纤维复合钢纸 - Google Patents
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Abstract
本发明提供的玻璃纤维复合钢纸,包括钢纸本体,其中,所述钢纸本体外表面设有玻璃纤维层,所述玻璃纤维层由至少两层玻璃纤维片叠加而成,相邻的所述玻璃纤维片错位设置,使相邻所述玻璃纤维片的第一纤维之间形成夹角α,所述夹角α为60°,所述玻璃纤维片外包覆强化层;所述玻璃纤维片由第一纤维及第二纤维交叉编织而成的网格状构件,所述第一纤维与所述第二纤维之间倾斜相交以形成夹角β,所述夹角β为35°,该玻璃纤维复合钢纸强度高,避免打磨时钢纸出现卷曲,提高了工件打磨的平整度,且不容易吸水,避免起翘,从而延长了使用寿命。
Description
技术领域
本发明涉及一种钢纸,具体涉及玻璃纤维复合钢纸,属于钢纸磨片的技术领域。
背景技术
钢纸又名钢纸磨片,以钢纸为基体,用合成树脂将磨料固结在基体上而制成的片状磨具。钢纸磨片可对金属材料制成的各种复杂型面进行除漆、除锈、除毛刺、磨焊缝等粗加工,广泛应用于制船、 航空、机车、桥梁等行业。随着技术的发展,钢纸的质量和性能都有所提高。现有技术中的钢纸包括钢纸本体,所述钢纸本体上固结有磨料,该钢纸柔韧性较差、易破碎、强度差、遇水后容易分解,而且在打磨工件时,由于强度低容易出现卷曲,从而影响工件的打磨质量。
发明内容
本发明的目的在于,提供一种玻璃纤维复合钢纸,该玻璃纤维复合钢纸强度高,避免打磨时钢纸出现卷曲,提高了工件打磨的平整度,且不容易吸水,避免起翘,从而延长了使用寿命。
为了解决以上技术问题,本发明提供一种玻璃纤维复合钢纸,包括钢纸本体,其中,所述钢纸本体外表面设有玻璃纤维层,所述玻璃纤维层由至少两层玻璃纤维片叠加而成,相邻的所述玻璃纤维片错位设置,使相邻所述玻璃纤维片的第一纤维之间形成夹角α,所述夹角α为60°,所述玻璃纤维片外包覆强化层;所述玻璃纤维片由第一纤维及第二纤维交叉编织而成的网格状构件,所述第一纤维与所述第二纤维之间倾斜相交以形成夹角β,所述夹角β为35°。
上述的玻璃纤维复合钢纸,其中,所述第一纤维为条状构件,所述第一纤维的横截面呈长方形。
上述的玻璃纤维复合钢纸,其中,所述第一纤维宽度W1是所述第一纤维厚度D1的1.5倍。
本发明的有益效果:
由于所述钢纸本体外表面设有玻璃纤维层,所述玻璃纤维层由至少两层玻璃纤维片叠加而成,相邻的所述玻璃纤维层错位设置,使相邻所述玻璃纤维层的第一纤维之间形成夹角α,所述夹角α为60°,所述玻璃纤维片包括玻璃纤维本体,所述玻璃纤维本体外包覆强化层;所述玻璃纤维本体由第一纤维及第二纤维交叉编织而成的网格状构件 ,所述第一纤维与所述第二纤维之间倾斜相交以形成夹角β,所述夹角β为35°,使钢纸的硬度得以提高,避免打磨工件时,由于摩擦而弯曲使工件受力不均而出现不平整,从而,提高了工件打磨的平整度;且由于硬度提高了,本发明可承受的转速大大增加,可在3600r/min的转速下进行打磨,从而,大大提高了工作效率,节约了成本;再者由于包覆有强化层,可避免钢纸吸水,使其不易受潮卷曲、起翘,延长了钢纸的使用寿命;且由于玻璃纤维本身具有很好的柔韧性,可对钢纸进行保护,避免其破碎。
由于所述第一纤维为条状构件,所述第一纤维的横截面呈长方形,增加了纤维的接触面,使玻璃纤维层的强度得以大大提高,且具有较好的韧性,使纤维层可像骨架一样对钢纸本体进行支撑,从而,进一步提高了钢纸的强度。
由于所述第一纤维宽度是所述第一纤维厚度的1.5倍,使玻璃纤维层的受力面增加,受力强度提高,从而,进一步提高了钢纸的强度;且使本发明厚度较薄,使用起来比较方便。
附图说明
图1是本发明的结构示意图。
图2是本发明中第一纤维的结构示意图。
图3是本发明中玻璃纤维片的结构示意图。
图4是本发明中第一纤维的侧视图。
图5是本发明中相邻玻璃纤维片设置的结构示意图。
具体实施方式
下面结合附图对本发明作进一步说明。
实施例1
如图所示,一种玻璃纤维复合钢纸,包括钢纸本体1,所述钢纸本体1外表面设有玻璃纤维层2,所述玻璃纤维层2由至少两层玻璃纤维片21叠加而成,相邻的所述玻璃纤维片错位设置,使相邻所述玻璃纤维片的第一纤维之间形成夹角α,所述夹角α为60°,所述玻璃纤维片21外包覆强化层212;所述玻璃纤维片21由第一纤维3及第二纤维4交叉编织而成的网格状构件,所述第一纤维与所述第二纤维之间倾斜相交以形成夹角β,所述夹角β为35°;所述第一纤维与所述第二纤维结构相同,所述第一纤维为条状构件,所述第一纤维的横截面呈长方形;所述第一纤维宽度W1是所述第一纤维厚度D1的1.5倍。玻璃纤维层2的厚度D2为5mm。所述强化层的厚度D3为0.3 mm;所述钢纸本体及所述玻璃纤维层均为圆形片状构件。
加工时,先将玻璃纤维片水平放置浸入胶液内,浸渍3小时,使玻璃纤维片沾上胶液,然后取出烘干,烘干2.5小时,烘干温度为150℃,在所述玻璃纤维本体外表面形成强化层,再将玻璃纤维片用粘合剂粘合成一体形成玻璃纤维层,再将玻璃纤维层与所述钢纸本体用粘合剂粘合后再压合形成半成品,压合时压力为5kg,将半成品固化成型,固化温度为200℃,固化时间为30分钟,再保温6小时,保温时间为160℃,即可。胶液由酚醛树脂15份、甲醛12份、十二烷基硫酸钠2份、氯化铵3.5份、双酚A10份、乙醇18份及聚酯多元醇5份组成,加工时,先将酚醛树脂、聚酯多元醇加入到反应器中,搅拌升温到180℃,加入双酚A1,保温反应4h,然后降温至30℃加入甲醛1、十二烷基硫酸钠及氯化铵,继续反应1h 后,再在搅拌状态下滴加乙醇,搅拌速度为560r/min,最后降至常温即可。该胶液固化后形成的强化层,不仅硬度大大提高,且具有较好的弹性,使用时可吸收因摩擦而产生的冲击力,使钢纸的使用寿命显著延长,且吸水性能较好,避免因潮湿而产生卷曲;粘合剂由聚氨酯、聚乙烯醇、异氰酸酯、乙二醇及二甘醇组成,聚氨酯:聚乙烯醇:异氰酸酯:乙二醇:二甘醇为3.5:2:1.5:2:1,按质量比计,将上述原料搅拌均匀即可,该粘合剂附着性能好,避免玻璃纤维层剥落。
性能指标:经测试,该钢纸剥离强度为3N/15mm;光泽度(°)为85° ;胶合强度(MPa)1.5;在-50℃时表面无龟裂 ,附着力为1级;吸水率为1.2%。
实施例二
如图所示,一种玻璃纤维复合钢纸,包括钢纸本体1,所述钢纸本体1外表面设有玻璃纤维层2,所述玻璃纤维层2由至少两层玻璃纤维片21叠加而成,相邻的所述玻璃纤维片错位设置,使相邻所述玻璃纤维片的第一纤维之间形成夹角α,所述夹角α为60°,所述玻璃纤维片21外包覆强化层212;所述玻璃纤维片21由第一纤维3及第二纤维4交叉编织而成的网格状构件,所述第一纤维与所述第二纤维之间倾斜相交以形成夹角β,所述夹角β为35°;所述第一纤维与所述第二纤维结构相同,所述第一纤维为条状构件,所述第一纤维的横截面呈长方形;所述第一纤维宽度W1是所述第一纤维厚度D1的1.5倍。玻璃纤维层2的厚度D2为5mm。所述强化层的厚度D3为0.3 mm;所述钢纸本体及所述玻璃纤维层均为圆形片状构件。
加工时,先将玻璃纤维片水平放置浸入胶液内,浸渍3小时,使玻璃纤维片沾上胶液,然后取出烘干,烘干2.5小时,烘干温度为150℃,在所述玻璃纤维本体外表面形成强化层,再将玻璃纤维片用粘合剂粘合成一体形成玻璃纤维层,再将玻璃纤维层与所述钢纸本体用粘合剂粘合后再压合形成半成品,压合时压力为5kg,将半成品固化成型,固化温度为200℃,固化时间为30分钟,再保温7小时,保温时间为160℃,即可。胶液由酚醛树脂17份、甲醛10份、十二烷基硫酸钠3份、氯化铵4份、双酚A10.5份、乙醇17份及聚酯多元醇5.7份组成,加工时,先将酚醛树脂、聚酯多元醇加入到反应器中,搅拌升温到180℃,加入双酚A,保温反应4h,然后降温至30℃加入甲醛1、十二烷基硫酸钠及氯化铵,继续反应1h 后,再在搅拌状态下滴加乙醇,搅拌速度为560r/min,最后降至常温即可。粘合剂由聚氨酯、聚乙烯醇、异氰酸酯、乙二醇及二甘醇组成,聚氨酯:聚乙烯醇:异氰酸酯:乙二醇:二甘醇为3:2.5:1.8:2:1.5,按质量比计,将上述原料搅拌均匀即可。
性能指标:经测试,该钢纸剥离强度为3.5N/15mm;光泽度(°)为80° ;胶合强度(MPa)1;在-40℃时表面无龟裂 ,附着力为1级,吸水率为0.98 %。
实施例三
如图所示,一种玻璃纤维复合钢纸,包括钢纸本体1,所述钢纸本体1外表面设有玻璃纤维层2,所述玻璃纤维层2由至少两层玻璃纤维片21叠加而成,相邻的所述玻璃纤维片错位设置,使相邻所述玻璃纤维片的第一纤维之间形成夹角α,所述夹角α为60°,所述玻璃纤维片21外包覆强化层212;所述玻璃纤维片21由第一纤维3及第二纤维4交叉编织而成的网格状构件,所述第一纤维与所述第二纤维之间倾斜相交以形成夹角β,所述夹角β为35°;所述第一纤维与所述第二纤维结构相同,所述第一纤维为条状构件,所述第一纤维的横截面呈长方形;所述第一纤维宽度W1是所述第一纤维厚度D1的1.5倍。玻璃纤维层2的厚度D2为5mm。所述强化层的厚度D3为0.3 mm;所述钢纸本体及所述玻璃纤维层均为圆形片状构件。
加工时,先将玻璃纤维片水平放置浸入胶液内,浸渍3小时,使玻璃纤维片沾上胶液,然后取出烘干,烘干2.5小时,烘干温度为150℃,在所述玻璃纤维本体外表面形成强化层,再将玻璃纤维片用粘合剂粘合成一体形成玻璃纤维层,再将玻璃纤维层与所述钢纸本体用粘合剂粘合后再压合形成半成品,压合时压力为5kg,将半成品固化成型,固化温度为200℃,固化时间为30分钟,再保温6.5小时,保温时间为160℃,即可。胶液由酚醛树脂15份、甲醛8份、十二烷基硫酸钠2.3份、氯化铵3.4份、双酚A9.5份、乙醇16份及聚酯多元醇5.7份组成,加工时,先将酚醛树脂、聚酯多元醇加入到反应器中,搅拌升温到180℃,加入双酚A,保温反应4h,然后降温至30℃加入甲醛1、十二烷基硫酸钠及氯化铵,继续反应1h 后,再在搅拌状态下滴加乙醇,搅拌速度为560r/min,最后降至常温即可。粘合剂由聚氨酯、聚乙烯醇、异氰酸酯、乙二醇及二甘醇组成,聚氨酯:聚乙烯醇:异氰酸酯:乙二醇:二甘醇为2.5:2:1.5:2:1,按质量比计,将上述原料搅拌均匀即可。
性能指标:经测试,该钢纸剥离强度为3.5N/15mm;光泽度(°)为80° ;胶合强度(MPa)1.8;在-50℃时表面无龟裂 ,附着力为1级,吸水率为1.2%。
以上显示和描述了本发明的基本原理和主要特征和本发明的优点。本行业的技术人员应该了解,本发明不受上述实施例的限制,上述实施例和说明书中描述的只是说明本发明的原理,在不脱离本发明精神和范围的前提下,本发明还会有各种变化和改进,这些变化和改进都落入要求保护的本发明范围内。本发明要求保护范围由所附的权利要求书及其等效物界定。
Claims (3)
1.玻璃纤维复合钢纸,包括钢纸本体,其特征在于,所述钢纸本体外表面设有玻璃纤维层,所述玻璃纤维层由至少两层玻璃纤维片叠加而成,相邻的所述玻璃纤维片错位设置,使相邻所述玻璃纤维片的第一纤维之间形成夹角α,所述夹角α为60°,所述玻璃纤维片外包覆强化层;所述玻璃纤维片由第一纤维及第二纤维交叉编织而成的网格状构件,所述第一纤维与所述第二纤维之间倾斜相交以形成夹角β,所述夹角β为35°。
2.如权利要求1所述玻璃纤维复合钢纸,其特征在于,所述第一纤维为条状构件,所述第一纤维的横截面呈长方形。
3.如权利要求1或2所述玻璃纤维复合钢纸,其特征在于,所述第一纤维宽度W1是所述第一纤维厚度D1的1.5倍。
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