Semi-solid Injecting Forming Magnesium Alloy and Its Injecting Velocity Control

Zhang Tao1; Liu Yongbing2; Sui Tiejun1; Li Binli1; Shen Fengli1; Cui Xiaopeng3

Views : 0 下载量: 177 CSCD: 0

Export
Share
Collection
Album

Semi-solid Injecting Forming Magnesium Alloy and Its Injecting Velocity Control
Vol. 30, Issue 8, Pages: 722-724(2010)
Published： 2010 ，
DOI：

扫描看全文

[1]张涛,刘勇兵,隋铁军,李斌礼,沈锋利,崔晓鹏.镁合金半固态注射成形试验及注射速度控制方法[J].特种铸造及有色合金,2010,30(08):722-724+682.

Zhang Tao1, Liu Yongbing2, Sui Tiejun1, et al. Semi-solid Injecting Forming Magnesium Alloy and Its Injecting Velocity Control. [J]. Special Casting & Nonferrous Alloys 30(8):722-724(2010)
[1]张涛,刘勇兵,隋铁军,李斌礼,沈锋利,崔晓鹏.镁合金半固态注射成形试验及注射速度控制方法[J].特种铸造及有色合金,2010,30(08):722-724+682. DOI：

Zhang Tao1, Liu Yongbing2, Sui Tiejun1, et al. Semi-solid Injecting Forming Magnesium Alloy and Its Injecting Velocity Control. [J]. Special Casting & Nonferrous Alloys 30(8):722-724(2010) DOI：

摘要

介绍了镁合金半固态注射成形工艺

阐述了成形温度控制、原料输送与熔融控制、注射速度控制等技术要求。试验研究了镁合金半固态注射成形设备注射速度的控制方法:一是采用高响应高速注射油缸的结构

其中活塞与注射螺杆相连接

通过液压油推动活塞带动螺杆实现高速注射;二是采用注射油缸进油与出油的组合伺服控制

通过高精度压力传感器和位置传感器在线监测注射速度

并进行实时双闭环控制

实现了对注射速度的精确闭环控制。

Abstract

Main technological requirements on semi-solid injecting forming for magnesium alloy were described. Based on experiments

control ways of injecting velocity in semi-solid injecting forming were investigated to realize the improvement of some performance in magnesium alloy semi-solid injecting forming machine such as fast dynamic response

stable pressure control and excellent velocity control.