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2098-DSD-010-SECC /B

2098-DSD-010-SECC /B

发布时间:2019-01-11 14:56:23点击率:

所属行业:五金原材料-> 废金属-> 废镍
价格:¥520
规格:2098-DSD-010-SECC /B
供货总量:1

2098-DSD-010-SECC /B

2098-DSD-010-S/B

2098-DSD-010-S/B

2098-DSD-010-S/B

2098-DSD-010-S/B

3D打印砂型在大型铸件中使用的主要难点有:

(1)性能问题。大型铸件几何尺寸很大,3D打印砂型的强度需要提高。3D打印的砂型致密性较高,发气量较大,在大型铸件生产过程中可能出现很多缺陷,因此,需要通过实验方式分析具体工艺措施或原材料配比来解决缺陷。

《联系人;欧先生》
《座机:0592-5709825》
《传真:0592-5917519》
《24小时热线:18030229053微信同步》
《QQ :2479261344》
《QQ邮箱:2479261344@qq》

(2)速度问题。目前的3D打印速度较慢,提高加工速度的方法基本与模型3D打印一致。

(3)设备问题。大型砂型强度较低,应尽量减少运输过程,其生产设备设置在铸造车间内。目前,还不能使用3D打印技术直接生产大型铸件的整体砂型,但是可以将3D打印砂型作为大型铸件砂型的镶件或砂芯,用于成形铸件局部复杂区域。

未来,经济有效的大型铸件生产方式将会是非金属材料3D打印技术、铸件传统生产工艺以及数值模拟技术三者的结合,具体的工艺步骤是:

(1)生产单位收到零件图纸及模型,开始铸件及浇铸系统初步设计;

(2)综合考虑铸件变形、开裂等因素,采用有限元软件对铸件结构和浇铸系统设计进行优化;

(3)将优化后的模型进行分解,模型基体部分采用传统木模成形,复杂几何尺寸部分采用模型3D打印成形,二者通过粘接形成铸件终模型;


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联系方式
姓名:  欧工
部门:  销售部
职位:  销售
电话:  
手机:  
  
地址:  福建厦门市厦门市思明区嘉禾路293号宝达大厦1003室
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