汽车​排气​弯​管​铸造​方法

源语言标题
(CN106216612) 汽车​排气​弯​管​铸造​方法
公开号/公开日
CN106216612 A 2016-12-14 [CN106216612] / 2016-12-14
申请号/申请日
2016CN-0779898 / 2016-08-31
发明人
LIU HUA;
申请人
WUHU EVERSHINE AUTOMOTIVE COMPONENT;
主分类号
IPC分类号
B22C-009/04B22C-009/24C09D-175/04
摘要
(CN106216612) 本​发明​涉及​汽车​排气管​加工技术​领域,具体​是​涉及​种​汽车​排气​弯​管​铸造​方法。①、根据​汽车​排气​弯​管​形状​及​构造,制作​模型​及​铸造​浇​道;②、在​耐高温​砂​中​加入​石油​树脂,均匀​混合;③、将​步骤​①​设计​好的​模型​用​石蜡​制作​成型,模型​于​通风​位置​放置​1‑3​天;④、将​石英砂​涂在​模型​上,使​石英砂​附着​在​模型​表面,然后​放入​浇​道​中,再向​浇​道​中​浇​入​铁水​以​铸造​成型​排气​弯​管;⑤、将​成型​的​排气​弯​管​放入​烘烤​箱​中​烘烤​1​小时,使​石蜡​熔化;⑥、对​排气​弯​管​依次​进行​打磨、清洗、抛光​处理;⑦、向​排气​弯​管​表面​喷涂​保护​液,得到​成品。本​发明​通过​合理​选择​砂型​铸造​的​工艺​参数​及​工序,使​制作​的​排气​弯​管​的​质量​较高,同时​通过​保护​液​的​处理,可使​产品​的​表面​平整度​得到​显著​提升。
地址
代理人
代理机构
;
优先权号
2016CN-0779898 2016-08-31
主权利要求
(CN106216612) 1. An automobile exhaust gas elbow casting method, characterized in: comprising the steps of: -1, in accordance with automobile exhaust elbow shape and construction, making model and casting runner; -2, on a refractory sand was added petroleum resin, uniformly mixed; -3, the step-1 designed model mold making with paraffin, model for ventilation position placed 1-3 days; -4, the quartz sand coating on the former, the quartz sand adhering to the mold surface, and then placed in the runner, and then poured into the exhaust elbow to the runner in the molding by casting molten iron; -5, 1 hour roasting chamber is baked in an exhaust elbow placed in the mold, the wax was melted; -6, the exhaust elbow in turn is subjected to polishing, cleaning, polishing treatment; -7, a protection solution sprayed into the exhaust elbow surface, to yield a finished.
法律状态
(CN106216612) LEGAL DETAILS FOR CN106216612  Actual or expected expiration date=2036-08-31    Legal state=ALIVE    Status=PENDING     Event publication date=2016-08-31  Event code=CN/APP  Event indicator=Pos  Event type=Examination events  Application details  Application country=CN CN201610779898  Application date=2016-08-31  Standardized application number=2016CN-0779898     Event publication date=2016-12-14  Event code=CN/A  Event type=Examination events  Published application  Publication country=CN  Publication number=CN106216612  Publication stage Code=A  Publication date=2016-12-14  Standardized publication number=CN106216612     Event publication date=2016-12-14  Event code=CN/C06  Event indicator=Pos  Event type=Examination events  Publication    Event publication date=2017-01-18  Event code=CN/C10  Event type=Examination events  Request of examination as to substance
专利类型码
A
国别省市代码
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