CN2036460U - 混砂机气压式加料定量机构 - Google Patents

混砂机气压式加料定量机构 Download PDF

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Publication number
CN2036460U
CN2036460U CN 88209106 CN88209106U CN2036460U CN 2036460 U CN2036460 U CN 2036460U CN 88209106 CN88209106 CN 88209106 CN 88209106 U CN88209106 U CN 88209106U CN 2036460 U CN2036460 U CN 2036460U
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valve
charging
pressure
bucket
utility
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CN 88209106
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喻荣生
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JINGMEN CASTING MACHINERY FACTORY HUBEI PROV
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JINGMEN CASTING MACHINERY FACTORY HUBEI PROV
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Priority to CN 88209106 priority Critical patent/CN2036460U/zh
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Abstract

混砂机气压式加料定量机构,用于铸造上树脂砂混合设备,该机构在设备中起加料定量作用,主要特征是以各种压力阀元件和加料桶共同构成一个适合加料定量机构代替传统的磁力泵加料定量。

Description

混砂机气压式加料定量机构,用于铸造树脂砂混合设备。
现有混砂机加料定量机构是以磁力泵为主体的机构,这种机构用于混砂机易蚀,易老化,使用寿命短,定量误差较大,无工质不能空转。本实用新型以气路系统代替磁力泵,用于树脂混砂机的对甲苯磺酸固化剂和呋喃树脂的加料定量。
本实用新型的目的在于:提高树脂砂混合时,固化剂和树脂的定量精确性。
本实用新型的内容结合附图说明如下:压力为每平方厘米4至7公斤力的空气从闸阀1,分水器2,减压阀4,5。分别进入树脂桶  和固化剂桶7,使桶内气体压力稳定在每平方厘米1至1.25公斤的范围,在气体压力下固化剂和树脂顺管路充满阀11,12。当电磁阀9,10通电时,通过减压阀3,油雾器8的压力气体开启阀11,12,使固化剂和树脂流入混砂机13中。阀9,10的开关时间由时间继电器控制,以此对固化剂和树脂进行定量。
本实用新型与对比技术比较,最大优点是定量准确性提高,根据实测,磁力泵的定量误差达7%左右,使用本实用新型最大误差小于3%,平均误差为2.3%。
以下给出一个实施例:闸阀1用DG15型。分水器2选用QSL-10型,减压阀3,4,5选用QTY-10型,油雾器8用QLV-10型电磁阀9,10用K25-D型,液料阀11,12为薄膜式,可以自制也可以外购,盛装对甲苯磺酸固化剂的桶7和盛装呋喃树脂的桶8可用钢板焊制。桶7和桶8上各装有一个Q-L6型安全阀,构成系统必要的钢管、橡胶管,密封元件等。

Claims (1)

1、混砂机气压式加料定量机构,其特征在于:减压阀3,4,5并联接口与进气管道连接,减压阀4与树脂桶6连接,树脂桶6与液料阀12连接,液料阀12与电磁阀10连接,电磁阀9、10并联接口与减压阀3连接,电磁阀9与液料阀11连接,液料阀11与固化剂桶7连接,固化剂桶7与减压阀5连接。
CN 88209106 1988-07-27 1988-07-27 混砂机气压式加料定量机构 Withdrawn CN2036460U (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 88209106 CN2036460U (zh) 1988-07-27 1988-07-27 混砂机气压式加料定量机构

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 88209106 CN2036460U (zh) 1988-07-27 1988-07-27 混砂机气压式加料定量机构

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CN2036460U true CN2036460U (zh) 1989-04-26

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CN 88209106 Withdrawn CN2036460U (zh) 1988-07-27 1988-07-27 混砂机气压式加料定量机构

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101347818B (zh) * 2008-09-11 2010-06-09 冯新林 连续自动混砂机
CN102009132A (zh) * 2010-11-30 2011-04-13 苏州苏铸成套装备制造有限公司 磁力泵定量装置

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101347818B (zh) * 2008-09-11 2010-06-09 冯新林 连续自动混砂机
CN102009132A (zh) * 2010-11-30 2011-04-13 苏州苏铸成套装备制造有限公司 磁力泵定量装置

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