Magnetic Technologies电磁制动器MTL 70-3/4库存充足
发货地址:上海市奉贤区金汇镇百曲村
产品规格:MTL 70-3/4
产品数量:1000.00个
包装说明:全新包装
价格:¥5200.00 元/个 起
产品规格MTL 70-3/4包装说明全新包装
Magnetic Technologies电磁制动器MTL 70-3/4库存充足
机械式驻车制动系的控制装置和传动装置主要由杠杆、拉杆、轴、摇臂等机械零件组成。其制动器可以是与行车制动系共用的车轮制动器(如*CA7220型、奥迪100型和桑塔纳等轿车以及黄河JN1181C13型货车等),也可以是专设的*制动器(如*CA7560、 北京BJ2020N、解放CA1091、东风EQ1090E等型汽车用的驻车制动器)。
制动器的励磁线圈接通额定电压(DC)时,电磁力吸合衔铁,使衔铁与制动盘脱离(释放),这时传动轴带着制动盘正常运转或启动,当传动系统分离或断电时,制动器也同时断电,此时弹簧施压于衔铁,迫使制动盘与衔铁及法兰盘之间产生摩擦力矩,使传动轴快速停转。在制动器散热环境较差,传动轴又是长时间连续工作时,如果条件允许,则可在制动器工作后,保持电压转换为70%-80%的额定电压,以减少发热。
图1为*轿车利用后轮鼓式制动器为驻车制动器,其中驻车制动系是机械式的,并且与真空伺服式行车制动系共用后轮制动器。 施行驻车制动时,驾驶员将驻车制动操纵杆9向上扳起,便通过调整拉杆11、平衡杠杆21将驻车制动操纵缆绳拉紧,从而促动两后轮制动器,施行驻车制动。此时,由于棘爪的单向作用,棘爪5便与棘爪齿板啮合,操纵杆不能反转,故整个驻车机械制动杆系能可靠地被锁定在制动位置。欲解除制动,须先将操纵杆9扳起少许,再压下操纵杆端头的压杆按钮1,通过棘爪压杆4使棘爪6离开棘爪齿板8。然后将操纵杆9向下推到解除制动位置。 此时缆绳 !( 放松, 驻车制动解除, 随后应立即放松操纵杆端按钮1,使棘爪得以将整个驻车机械制动杆系锁止在解除制动位置。
块式制动器的松闸器按其工作原理分为电磁松闸器、液压电磁松闸器和电动液压推杆松闸器等。
电磁松闸器的实质就是电磁铁,电磁铁根据励磁电流的种类可分为直流电磁铁和交流电磁铁。电磁松闸器的主要缺点是动作猛烈,有冲击,有噪声,也易损坏。
电动液压推杆松闸器的优点是:动作平稳、无噪声,允许开动次数多,推力推力恒定,但上闸缓慢。

PLCDirect was established as a privately held Georgia corporation that is a subsidiary of Koyo Electronics (part of the multi-billion dollar JTEKT group of companies). Koyo had designed and manufactured PLCs for some of the world's largest PLC companies, including General Electric, Texas Instruments, and Siemens. However, the future plans of these companies and Koyo were not compatible.
Tim Hohmann, founder and company captain of PLCDirect, established the company in January 1994 as the first entity within the JTEKT group to concentrate on the micro PLC market. At its inception, PLCDirect consisted of a handful of people working out of a tiny leased building.
MB6HD-001
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