中国铸造装备与技术
中國鑄造裝備與技術
중국주조장비여기술
China Foundry Machinery & Technology
2014年
6期
12-13
,共2页
筒体%铸造缺陷%工艺优化
筒體%鑄造缺陷%工藝優化
통체%주조결함%공예우화
Barrel%Foundry defects%Technology optimization
针对地铁弹簧制动筒体开发试制、批量生产过程中存在的铸造缺陷（针孔、缩松、渣孔）和工艺不足进行了研究与探讨，并经过实践改进，提高了筒体工艺的稳定性，确保了产品质量。
針對地鐵彈簧製動筒體開髮試製、批量生產過程中存在的鑄造缺陷（針孔、縮鬆、渣孔）和工藝不足進行瞭研究與探討，併經過實踐改進，提高瞭筒體工藝的穩定性，確保瞭產品質量。
침대지철탄황제동통체개발시제、비량생산과정중존재적주조결함（침공、축송、사공）화공예불족진행료연구여탐토，병경과실천개진，제고료통체공예적은정성，학보료산품질량。
Foundry technology stability of metro spring brake barrel has been improved with guaranteed products quality in practice after research and investigation of casting defects such as pinhole, shrinkage porosity and slag blowhole as well as shortcomings of casting technology existent in developing, trial production and mass production.
