厂商 :东莞市道马电机有限公司
广东 东莞- 主营产品:
联系电话 :13532696158
商品详细描述
![](http://download.img.dns4.cn/pic/198252/p3/20170817122435_6321_zs_sy.jpg)
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一、矩频特性不同
步进电机的输出力矩随转速升高而下降,且在较高转速时会急剧下降,所以其高工作转速一般在300~600RPM。交流伺服电机为恒力矩输出,即在其额定转速(一般为2000RPM或3000RPM)以内,都能输出额定转矩,在额定转速以上为恒功率输出。
二、过载能力不同
步进电机一般不具有过载能力。交流伺服电机具有较强的过载能力。以山洋交流伺服系统为例,横沥镇RV减速马达,它具有速度过载和转矩过载能力。其大转矩为额定转矩的二到三倍,可用于克服惯性负载在启动瞬间的惯性力矩。步进电机因为没有这种过载能力,在选型时为了克服这种惯性力矩,往往需要选取较大转矩的电机,而机器在正常工作期间又不需要那么大的转矩,便出现了力矩浪费的现象。
![](http://download.img.dns4.cn/pic/198252/p3/20170817122441_6014_zs_sy.jpg)
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![](http://download.img.dns4.cn/pic/198252/p3/20170817122435_6321_zs_sy.jpg)
道马电机有限公司(图)_横沥镇RV减速马达_减速马达由东莞市道马电机有限公司提供。东莞市道马电机有限公司(www.ldk-md.com)为客户提供“中型减速马达·小型减速马达·不锈钢长轴马达·蜗轮减速马达”等业务,公司拥有“刹车电机·马达控制器·交流定速”等品牌。专注于减速机、变速机等行业,在广东 东莞 有较高知名度。欢迎来电垂询,联系人:罗先生。
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