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CN202639248U - 一种消失模铸造的负压砂箱 - Google Patents

一种消失模铸造的负压砂箱 Download PDF

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Publication number
CN202639248U
CN202639248U CN201220314567.2U CN201220314567U CN202639248U CN 202639248 U CN202639248 U CN 202639248U CN 201220314567 U CN201220314567 U CN 201220314567U CN 202639248 U CN202639248 U CN 202639248U
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何文
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FUQING CHENGHUI HARDWARE PRODUCTS Co Ltd
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FUQING CHENGHUI HARDWARE PRODUCTS Co Ltd
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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Abstract

本实用新型涉及一种消失模铸造的负压砂箱,其包括内箱和外箱,内箱设于外箱中,所述的内箱底部和中部外侧分别设有扁平加强筋,顶部设有外翻的角钢加强筋,外箱顶部设有外翻边,其四个内侧面设有插槽,外箱底部和插槽内分别设置隔离筛网,内箱和外箱通过两者顶部的外翻边连接固定。本实用新型采用以上结构,利用外箱四个内侧面设有插槽,插置隔离筛网,方便隔离筛网损坏时的更换,同时在内箱底部、中部和顶部设置加强筋,增加了砂箱的强度。

Description

一种消失模铸造的负压砂箱
技术领域
本实用新型涉及一种铸造砂箱,尤其涉及一种消失模铸造的负压砂箱。
背景技术
传统的消失模铸造使用的消失模铸造的负压砂箱,其结构是隔层式,即采用一个隔离板将砂箱内腔隔离。隔离板上钻有密集的数以千计的孔,隔离筛网(304不锈钢网)用螺栓和铁片固定。在砂箱主板上的竖向加强筋有很多条,都是间隔一定距离竖向固定在砂箱主板上。这种结构的砂箱,加工和更换筛网十分困难,且有效空间效小;竖向加强筋力度不够,加工焊接也较困难。
发明内容
 本实用新型提供一种换筛网方便,砂箱强度高的消失模铸造的负压砂箱。
本实用新型采用以下技术方案:负压砂箱包括内箱和外箱,内箱设于外箱中,所述的内箱底部和中部外侧分别设有扁平加强筋,顶部设有外翻的角钢加强筋,外箱顶部设有外翻边,其四个内侧面设有插槽,外箱底部和插槽内分别设置隔离筛网,内箱和外箱通过两者顶部的外翻边连接固定。
所述的隔离筛网为304不锈钢网。
所述的隔离筛网为两层以上。
本实用新型采用以上结构,利用外箱四个内侧面设有插槽,插置隔离筛网,方便隔离筛网损坏时的更换,同时在内箱底部、中部和顶部设置加强筋,增加了砂箱的强度。
附图说明
现结合附图对本实用新型进一步说明:
图l是本实用新型负压砂箱的剖视结构示意图;
图2是本实用新型负压砂箱外箱的俯视结构示意图。
具体实施方式
如图1或2所示,本实用新型包括内箱1和外箱2,内箱1设于外箱2中,所述的内箱1底部和中部外侧分别设有扁平加强筋11、12,顶部设有外翻的角钢加强筋13,外箱2顶部设有外翻边21,其四个内侧面设有插槽22,外箱2底部和插槽22内分别设置隔离筛网3、4,所述的隔离筛网3、4为铁筛网或铜筛网,所述的隔离筛网3、4为两层以上。内箱1和外箱2通过两者顶部的外翻边连接固定。

Claims (3)

1.一种消失模铸造的负压砂箱,包括内箱和外箱,内箱设于外箱中,其特征在于:所述的内箱底部和中部外侧分别设有扁平加强筋,顶部设有外翻的角钢加强筋,外箱顶部设有外翻边,其四个内侧面设有插槽,外箱底部和插槽内分别设置隔离筛网,内箱和外箱通过两者顶部的外翻边连接固定。
2.根据权利要求1所述的消失模铸造的负压砂箱,其特征在于:所述的隔离筛网为铁筛网或铜筛网。
3.根据权利要求1所述的消失模铸造的负压砂箱,其特征在于:所述的隔离筛网为两层以上。
CN201220314567.2U 2012-06-29 2012-06-29 一种消失模铸造的负压砂箱 Expired - Fee Related CN202639248U (zh)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104308093A (zh) * 2014-11-13 2015-01-28 柳州金特机械有限公司 铸造工艺用消失模砂箱
CN110405145A (zh) * 2019-08-30 2019-11-05 重庆钢铁(集团)有限责任公司 消失模铸造用缓冷砂箱

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104308093A (zh) * 2014-11-13 2015-01-28 柳州金特机械有限公司 铸造工艺用消失模砂箱
CN110405145A (zh) * 2019-08-30 2019-11-05 重庆钢铁(集团)有限责任公司 消失模铸造用缓冷砂箱

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Granted publication date: 20130102

Termination date: 20180629