S750Y22U50H
S750Y22U50H
S750Y22U50H
JSCC、精研电机、JSCC电机、JSCC精研电机、精研减速电机、JSCC减速电机、减速电机
摆线针轮减速机全部传动装置可分为三部分:输入部分、减速部分、输出部分。在输入轴上装有一个错位180°的双偏心套,在偏心套上装有两个称为转臂的滚柱轴承,形成H机构、两个摆线轮的中心孔即为偏心套上转臂轴承的滚道,并由摆线轮与针齿轮上一组环形排列的针齿相啮合,以组成齿差为一齿的内啮合减速机构,(为了减小摩擦,在速比小的减速机中,针齿上带有针齿套)。当输入轴带着偏心套转动一周时,由于摆线轮上齿廓曲线的特点及其受针齿轮上针齿限制之故,摆线轮的运动成为既有公转又有自转的平面运动,在输入轴正转周时,偏心套亦转动一周,摆线轮于相反方向转过一个齿从而得到减速,再借助W输出机构,将摆线轮的低速自转运动通过销轴,传递给输出轴,从而获得较低的输出转速。2摆线减速机的特点
〇高速比和高效率:单级传动,就能达到1:87的减速比,效率在90%以上,如果采用多级传动,减速比更大。
〇运转平稳噪声低:摆线针齿啮合齿数较多,重叠系数大以及具有机件平衡的机理,使振动和嗓声限制在最小程度。
〇结构紧凑体积小:由于采用了行星传动原理,输入轴输出轴在同一轴心线上,使其机型获得尽可能小的尺寸。
〇使用可靠、寿命长:因主要零件采用高碳铬钢材料,经淬火处理(HRC58~62)获得高强度,并且,部分传动接触采用了滚动摩擦,所以经久耐用寿命长。
摆线减速机的安装
1、在摆线减速机的输出轴上加装联轴器、皮带轮、链轮等联结件时不允许采用直接捶击方法,因该减速机的输出轴结构不能承受轴向的捶击力,可用轴端螺孔旋入螺钉压入联结件。
2、输出轴及输入轴的轴径选用GB1568-79配合。
3、减速机上的吊环螺钉只限起吊减速机用。
4、在基础上安装减速机时,应校准减速机的安装中心线标高,水平度及其相连部分的相关尺寸。校准装动轴的同心度不应超过联轴器所允许的范围。
5、减速机校准时,可用钢制垫块或铸铁垫块进行,垫块在高度方面不超过三块,也可用契铁进行,但减速机校准后应换入平垫块。
6、垫块的配置应避免引起机体变形,应按基础螺栓两边对称排列,其相互距离能足够使水浆在灌溉时自由流通。
7、水泥浆的灌溉应密实,不可有气泡、空隙和其他缺陷。
4摆线减速机的使用条件
1、该减速机允许使用在连续工作制的场合,同时允许正、反两个方向运转。
2、输入轴的转速额定转数为 1500 转/分,在功率大于 18.5 千瓦时采用 1000 转/分。
3、摆线减速机的工作位置为水平位置。在倾斜使用时最大倾斜角一般小于 15°。在超过 15°时应采用其他措施保证润滑充足和防止漏油。
4、该减速机的输出轴不能受较大的轴向力和径向力,在有较大轴向力和径向力时须采取其他措施。
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