WO2018196255A1 - 高温纤维纸质浇口杯的制备方法 - Google Patents

高温纤维纸质浇口杯的制备方法 Download PDF

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Publication number
WO2018196255A1
WO2018196255A1 PCT/CN2017/100930 CN2017100930W WO2018196255A1 WO 2018196255 A1 WO2018196255 A1 WO 2018196255A1 CN 2017100930 W CN2017100930 W CN 2017100930W WO 2018196255 A1 WO2018196255 A1 WO 2018196255A1
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Prior art keywords
high temperature
fiber
paper
silicate
temperature
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PCT/CN2017/100930
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English (en)
French (fr)
Inventor
马兆元
曹博海
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常州万兴纸塑有限公司
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Publication of WO2018196255A1 publication Critical patent/WO2018196255A1/zh

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22C—FOUNDRY MOULDING
    • B22C9/00—Moulds or cores; Moulding processes
    • B22C9/08—Features with respect to supply of molten metal, e.g. ingates, circular gates, skim gates
    • B22C9/082—Sprues, pouring cups
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
    • D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
    • D04H1/42—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece
    • D04H1/4209—Inorganic fibres
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
    • D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
    • D04H1/58—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties by applying, incorporating or activating chemical or thermoplastic bonding agents, e.g. adhesives
    • D04H1/64—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties by applying, incorporating or activating chemical or thermoplastic bonding agents, e.g. adhesives the bonding agent being applied in wet state, e.g. chemical agents in dispersions or solutions
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
    • D04H1/70—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres characterised by the method of forming fleeces or layers, e.g. reorientation of fibres
    • D04H1/76—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres characterised by the method of forming fleeces or layers, e.g. reorientation of fibres otherwise than in a plane, e.g. in a tubular way

Definitions

  • the present invention relates to a method of preparing a high temperature fiber paper sprue cup.
  • the foundry industry is the basic industry of the machinery industry. Casting plays an important role in the machinery industry. Foundry technology is one of the main technologies for the sustainable development of the national economy, and it is the supply side of mechanical products. According to the data, there are 22,000 foundry enterprises in China in 2001, providing 25 million tons of castings for various sectors of the national economy. As China's manufacturing is well-known abroad, and the mechanical manufacturing industry is booming, casting products with large volume, heavy weight, complex shape and high technical requirements must be filled with high-temperature molten iron by installing sprue tubes to ensure product quality.
  • the casting sprue cups used by most domestic foundry companies are traditional ceramic refractory sprue tubes, which are heavy in weight, high in cost and troublesome in recycling.
  • An object of the present invention is to provide a method for preparing a high-temperature fiber paper sprue cup which is light in weight, low in use cost, and capable of satisfying a high temperature of 1300 ° and convenient in recycling.
  • a method for preparing a high temperature fiber paper sprue cup comprising: the following steps:
  • ingredients the qualified silicate fiber, paper fiber, high temperature fiber and high temperature adhesive are added to the mixer in proportion to the mixing, wherein the silicate accounts for 20 ⁇ 40%, paper fiber Proportion of 20 ⁇ 40 «3 ⁇ 4
  • the evenly mixed composition is added to the water at a concentration of eight thousandths;
  • drying the formed wet blank of the pipe into the drying chamber, after high temperature circulation hot air drying, evaporation and dehydration to a water content of 55-60%;
  • shaping the dried pipe blanks are placed in the mold of the molding machine for high-temperature hot pressing shaping;
  • trimming inspection removing the flashing of the pipe fittings, and collating the products one by one Test.
  • the ratio of the main raw materials selected in the invention is 30% of the silicate, and 30% of the paper fibers.
  • High temperature fiber accounts for 30%, and high temperature adhesive accounts for 10 ⁇ 3 ⁇ 4.
  • the high temperature fiber is a cotton silicate.
  • the high temperature adhesive is one of a foaming base, aluminum sulfate and a sulfate.
  • the casting sprue cup of the present invention is a fiber-like product, and is manufactured into various sizes of funnel-shaped products by a special manufacturing method by a combination of various materials, and has a high temperature resistance characteristic, and is installed at the top of the pouring channel. It meets the shortcomings of high temperature molten iron above 1300 degrees, solves many shortcomings of using traditional ceramic gate cups, improves the qualification rate of castings, increases the quality of castings, reduces the disposal of solid waste, and utilizes recycled casting materials and recycled sand. Save costs.
  • the dilution prize is formed by the molding machine; drying: the formed wet blank of the pipe is placed in the drying chamber, dried by high-temperature circulating hot air, and evaporated to a moisture content of 60 ⁇ 3 ⁇ 4; shaping: the dried pipe blank is placed Molding machine mold, high temperature hot pressing shaping; trimming inspection: remove the flashing of the pipe fittings, and test the products one by one.
  • the high temperature fiber is a cotton silicate.
  • the high temperature adhesive is one of a foaming base, aluminum sulfate, and a sulfate.
  • the pouring cup prepared by the invention is installed on the top of the sprue tube, and the pouring cup can meet the high temperature molten iron of 1300 degrees or more, smoothly solves the disadvantages of using the traditional ceramic pouring cup, improves the qualification rate of the casting, and increases The quality of the castings reduces the disposal of solid waste and saves on the recovery of recycled and recycled sand. The cost.

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Dispersion Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Mold Materials And Core Materials (AREA)

Abstract

一种高温纤维纸质浇口杯的制备方法，包括以下步骤：配料：将检验合格的的硅酸盐纤维、纸质纤维、高温纤维和高温粘接剂按照比例加入搅拌机内进行搅拌，其中硅酸盐占比20～40％，纸质纤维占比20～40％，高温纤维占比20～40％，高温粘接剂占比2～15％；稀释：搅拌均匀的组合料按千分之八的浓度加入水进行稀释；成型：稀释浆由成型机进行成型；干燥：成型后的管件湿坯进入干燥室，经高温循环热风干燥后，蒸发脱水至含水率55-60％；整形：将干燥处理后的管件毛坯，放入整型机模具，进行高温热压整形；修边检验：去除管件的飞边，同时对产品逐件捡验。该方法制成的浇口杯重量轻，使用成本降低，而且能满足1300°的高温，回收处理方便。

Description

发明名称：高温纤维纸质铙口杯的制备方法
技术领域
[0001] 本发明涉及一种高温纤维纸质浇口杯的制备方法。
背景技术
[0002] 铸造业是机械工业的基础产业， 铸造在机械业中占有十分重要的地位， 铸造技 术是国民经济可持续发展的主体技术之一， 是机械产品供给侧。 据资料表明 201 5年我国现有铸造企业 2.2万家， 就为国民经济各部门提供 2500万吨铸件。 隨着中 囯制造享誉国外， 促使机械制造业蓬勃发展， 铸造业的铸件体积大、 质量重， 型状复杂， 技术要求高的产品， 必须通过安装浇道管来灌注高温铁水， 才能保 证产品质量。
[0003] 目前， 国内绝大部分的铸造企业采用的铸造浇口杯都是传统陶瓷耐火材料浇道 管， 铙口杯的重量重， 成本高而且回收处理麻烦。
技术问题
[0004] 本发明的目的在于提供一种重量轻， 使用成本降低， 而且能满足 1300°的高温 , 回收处理方便的高温纤维纸质浇口杯的制备方法。
问题的解决方案
技术解决方案
[0005] 为了达到上述目的， 本发明的技术方案是： 一种高温纤维纸质浇口杯的制备方 法， 其特征在于： 包括一下步骤：
[0006] a、 配料： 将检验合格的的硅酸盐纤维、 纸质纤维、 高温纤维和高温粘接剂按 照比例加入搅拌机内进行搅拌， 其中硅酸盐占比 20~40% , 纸质纤维占比 20~40«¾
, 高温纤维占比 20~40% , 高温粘接剂占比 2~ 15%;
[0007] b、 稀释： 搅拌均匀的组合料按千分之八的浓度加入水进行稀释；
[0008] c、 成型： 稀释浆由成型机进行成型；
[0009] d、 干燥： 成型后的管件湿坯进入干燥室， 经高温循环热风干燥后， 蒸发脱水 至含水率 55-60% ; [0010] e、 整形： 将干燥处理后的管件毛坯， 放入整型机模具， 进行高温热压整形； [0011] f、 修边检验： 去除管件的飞边， 同吋对产品逐件捡验。
[0012] 优选的， 本发明选用的主原材料配比为硅酸盐占比 30%， 纸质纤维占比 30%
, 高温纤维占比 30% , 高温粘接剂占比 10<¾。
[0013] 优选的， 所述高温纤维为硅酸棉。
[0014] 优选的， 所述高温粘接剂为泡化碱、 硫酸铝和硫酸盐其中的一种。
发明的有益效果
有益效果
[0015] 本发明的铸造用浇口杯是纤维类制品， 通过多种材料的组合， 经特殊的制造方 法， 制造成各种规格漏斗状制品具有耐高温的特牲， 安装在浇筑道的顶部， 满 足 1300度以上高温铁水顺畅通过， 解决了使用传统陶瓷浇口杯诸多缺点， 提高 了铸件的合格率， 增加了铸件的品质， 減少了固体废料的处理， 对回收铸造原 料和回用砂利用节约了成本。
实施该发明的最佳实施例
本发明的最佳实施方式
[0016] 以下给出实施例对本发明作进一步详细的说明。
[0017] 实施例： 配料： 将检验合格的的硅酸盐纤维、 纸质纤维、 高温纤维和高温粘 接剂按照比例加入搅拌机内进行搅拌， 其中主原材料配比为硅酸盐占比 30% , 纸 质纤维占比 30%, 高温纤维占比 30%, 高温粘接剂占比 10<¾。 稀释： 加入搅拌机 内进行搅拌， 直至物料搅拌均匀为宜。 搅拌均匀的组合料按千分之八的浓度加 入水进行稀释。 成型： 稀释奖由成型机进行成型； 干燥： 成型后的管件湿坯进 入干燥室， 经高温循环热风干燥后， 蒸发脱水至含水率 60<¾； 整形： 将干燥处理 后的管件毛坯， 放入整型机模具， 进行高温热压整形； 修边检验： 去除管件的 飞边， 同时对产品逐件捡验。 所述高温纤维为硅酸棉。 所述高温粘接剂为泡化 碱、 硫酸铝和硫酸盐其中的一种。
[0018] 本发明制作的浇口杯安装在浇道管的顶部， 浇口杯能满足 1300度以上高温铁 水顺畅通过， 解决了使用传统陶瓷浇口杯诸多缺点， 提高了铸件的合格率， 增 加了铸件的品质， 減少了固体废料的处理， 对回收铸造原料和回用砂利用节约 了成本。
以上所述的仅是本发明的优选实施方式， 应当指出， 对于本领域的普通技术 人员来说， 在不脱离本发明创造构思的前提下， 还可以做出若干改进， 这些都 属于本发明的保护范围。

Claims

一种高温纤维纸质浇口杯的制备方法， 其特征在于： 包括一下步骤： a、 配料： 将检验合格的的硅酸盐纤维、 纸质纤维、 高温纤维和高温 粘接剂按照比例加入搅拌机内进行搅拌， 其中硅酸盐占比 20~40% , 纸质纤维占比 20~40% , 高温纤维占比 20~40<¾， 高温粘接剂占比 2~15 %;
b、 稀释： 搅拌均匀的组合料按千分之八的浓度加入水进行稀释； c、 成型： 稀释装由成型机进行成型；
d、 干燥： 成型后的管件湿坯进入干燥室， 经高温循环热风干燥后， 蒸发脱水至含水率 55-60%;
e、 整形： 将干燥处理后的管件毛坯， 放入整型机模具， 进行高温热 压整形；
f、 修边检验： 去除管件的飞边， 同时对产品逐件捡验。
根据权利要求 1所述的高温纤维纸质浇口杯的制备方法， 其特征在于 ： 本发明选用的主原材料配比为硅酸盐占比 30% , 纸质纤维占比 30% ， 高温纤维占比 30<¾， 高温粘接剂占比 10%。
根据权利要求 1所述的高温纤维纸质浇口杯的制备方法， 其特征在于 ： 所述高温纤维为硅酸棉。
根据权利要求 1所述的高温纤维纸质浇口杯的制备方法， 其特征在于
： 所述高温粘接剂为泡化碱、 硫酸铝和硫酸盐其中的一种。
PCT/CN2017/100930 2017-04-26 2017-09-07 高温纤维纸质浇口杯的制备方法 WO2018196255A1 (zh)

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Publication number Priority date Publication date Assignee Title
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