塊式製動器由製動瓦塊、製動臂、zhidonglunhesongzhaqizucheng。changbazhidonglunzuoweilianzhouqideyigebantianzhuangzaijigoudezhuandongzhoushang,duichengbuzhidezhidongbiyujijiagudingbufenjiaolian,neicefuyoumocacailiaodelianggezhidongwakuaifenbiehuodongjiaojiezailiangzhidongbishang,zaisongzhaqishangzhalidezuoyongxia,chengduidezhidongwakuaizaijingxiangbaojinzhidonglunerchanshengzhidongliju。
yiduanxingchengdiancitiekuaishizhidongqiweili,shuomingkuaishizhidongqidegongzuoyuanli。zaijietongdianyuanshi,diancisongzhaqidetiexinxiyinxiantieyaxiangtuigan,tuigantuidongzuozhidongbixiangzuobai,zhudanhuangbeiyasuo。tongshi,jiechuyalidefu助彈簧將右製動臂向右推,兩製動臂帶動製動瓦塊與製動輪分離,機構可以運動。當切斷電源時,鐵心失去磁性,對銜鐵的吸引力消除,因而解除銜鐵對推杆的壓力,在主彈簧張力的作用下,兩製動臂一起向內收擺,帶動製動瓦塊抱緊製動輪產生製動力矩;同tong時shi,輔fu助zhu彈dan簧huang被bei壓ya縮suo。製zhi動dong力li矩ju由you主zhu彈dan簧huang力li決jue定ding,輔fu助zhu彈dan簧huang保bao證zheng鬆song間jian間jian隙xi。塊kuai式shi製zhi動dong器qi的de製zhi動dong性xing能neng在zai很hen大da程cheng度du上shang是shi由you鬆song閘zha器qi的de性xing能neng決jue定ding的de。
塊式製動器的特點是構造簡單,安裝方便,成對瓦塊產生的壓力平衡,使製動輪軸不受彎曲載荷作用。在起重機中得到廣泛使用。
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