离合器介绍.ppt

.,.,*,Great Company Great People,Fast Execution Fast Innovation,新入社员培训,CLUTCH,介绍,目,录,LGEPN,设计室,1.,离合器定义,2.,离合器种类,3.,离合器结构,4.,离合器动作原理,-.,洗涤时,-.,脱水时,-.,制动时,5.,离合器部品构成及功能,Great Company Great People,Fast Execution Fast Innovation,1.,离合器是,?,一般来说静止或工作中运用简单的动作来约束动力的装置，,但在,F,ront,Loader,洗衣机上不仅是约束动力，还拥有减速及制动功能的装置叫离合器,1.,离合器定义,/2.,离合器种类,No,弹簧离合器,(,Spring Clutch),离合器名,结 构,驱动轴,从动轴,离合器弹簧,使用范畴,洗衣机,1,对接离合器,(,Claw Clutch),车床的移动，转换用,2,摩擦离合器,(,Friction Clutch),工业用搅拌式电机,3,单向离合器,(,One Way Clutch),自行车，汽车,4,圆心离合器,(,Centrifugal Clutch),纤维机械,制纸机械,5,1/7,2.,离合器种类,Great Company Great People,Fast Execution Fast Innovation,3.,离合器结构,(,GC-T123,基准,),Outer Tub,(,外桶,),Washer Shaft,Spin Shaft,Gear Housing-A,Water Seal-A,Gear Unit,Clutch Lever,Clutch Pulley,Ball Bearing,Brake Band,Clutch Spring,Brake Lever,R.C Bearing,Inner Tub,(,内桶,),Pulsator,(,波轮,),V-Belt,Motor,1),洗涤时,从电机传输到的动力传达到,C,lutch,Pulley,的同时,Clutch Lever,开放约束动力的Clutch Spring，,动力通过减速装置（,G/Unit),以5.5：1的减速比来减速。,已减速的动力通过洗涤轴（,Washer Shaft),传递到,Pulsator,进行洗涤。,2),脱水时,从电机传输到的动力传达到,C,lutch,Pulley,的同时,Clutch Lever,收缩约束动力的,Clutch Spring,动力传递到成为一体的脱水轴,（,Spin Shaft),脱水轴高速旋转进行脱水。,动作结构图,Motor,转换,减速,V-Belt,洗涤,脱水,Clutch,2/7,Great Company Great People,Fast Execution Fast Innovation,Motor,C.Pulley,Gear Shaft,Gear Unit,Washer Shaft,Pulsator,洗涤,1650,rpm,720,rpm,G.Housing-,Asm,减速比,(5.5:1),130,rpm,Spring Block,C.Spring-B,Brake Lever,Brake Band,Brake Spring,Drain Motor,R.C Bearing,1.,减速装置,type,洗衣机大部分是使用在,Compact Size,能够实现大的减速比和低噪音的行星齿轮装置,行星齿轮是由,Sun Gear,Internal Gear,Planet Gear,和,Carrier,构成,为了达到变速的要求固定,Sun Gear,Internal Gear,Carrier,三个要素,设计成驱动自由直接,减速,加速,逆转及中立。,2.,减速比计算,减速比,=(,Zi,/Zs)+1,Zi,:Internal Gear,齿数,Zs:Sun Gear,齿数,3.,洗涤动作,FLOW,4-1.,离合器动作原理,:,洗涤时,Sun Gear,Internal Gear,Planet Gear,Carrier,例,),GC-T123,的,情况,Zi,=72,Zs=16,Zp,=28,减速比,=,72,16,1=5.5,3/7,Great Company Great People,Fast Execution Fast Innovation,4-2.,离合器动作原理,:,脱水时,Motor,C.Pulley,Gear Shaft,Spring Block,C.Spring-B,G.Housing-,Asm,脱水,C.Boss,Brake Lever,Brake Band,Brake Spring,Drain Motor,1650,rpm,720,rpm,1.,动力约束,type,脱水动力转换方式是使用动作及程序简单,动作时噪音低的离合器弹簧，有两个相同的回转轴和连接这两个轴的,Clutch Spring,时,驱动轴往弹簧缩紧的方向旋转时轴和弹簧产生摩擦，弹簧拧紧轴的力增大，回转传递到从动轴上。,驱动轴逆回转时弹簧的径增大,轴会,空转,进行洗涤,2.,Spring,传递,Torque,理论式,驱动轴,从动轴,驱动轴,从动轴,Clutch,Spring,Di,Do,Df,外径,外径,内径,T=T (e -1),2N*,G,T:,传递力矩,(,能够把驱动轴的回转传递到从动轴的力,),T :,拧紧力矩,(,Clutch Spring,拧紧驱动轴的力,),G,N:,Clutch Spring,驱动轴拧紧圈数,:,摩擦系数,3.,脱水动作,FLOW,Clutch,Spring,4/7,Great Company Great People,Fast Execution Fast Innovation,Motor,1650,rpm,C.Pulley,720,rpm,G.Housing-,Asm,720,rpm,Drain Motor,Brake Spring,Brake Band,制动,1.,制动,type,用,Band Brake Type,在,Brake Drum,拧紧,Band,装置,赋予张力时,Brake Drum,和,Band,产生的摩擦力起到,B,rake,作用,。,Q,Q,P1,F,A,B,D,F:,弹簧作用力,D:Brake Drum,外径,:Brake,接触角,:,摩擦系数,2.,Brake,制动,TORQUE,理论式,3.,制动动作,FLOW,P1=(A/B)F,Q=P1/(e -1),4-3.,离合器动作原理,:,制动时,T(,制动力矩,)=,Q D/2,5/7,Great Company Great People,Fast Execution Fast Innovation,5.,离合器部品构成及功能,项 目,构成部品,故障时发生现象,减速部,Gear Unit,Gear Shaft,洗涤时发生异音,洗涤约束,制动部,Brake Band,Brake Spring,Brake Lever,Gear Housing-A,延长脱水停止时间,脱水停止时噪音,防止逆回转部,Shaft,(Gear Housing-B),R.Clutch Bearing,C.Spring-B,洗涤时约束,脱水时发生异音,Clutch,部,Shaft,(Gear Housing-B),C.Spring-B,Spring Block,不能脱水,Sealing,部,W.Seal-A,W.Seal-B,Spin Shaft,Washer Shaft,回转轴腐蚀及发生异音,功,能,洗涤时减速回转,Torque up,防止洗涤物损伤,(,低速回转,),脱水中强制停止时制动,防止洗涤时内桶回转,防止脱水时内桶逆回转,防止洗涤轴约束,洗涤及脱水时约束回转,离合器内部防止漏水来保护内部,6/7,Great Company Great People,Fast Execution Fast Innovation,5.,离合器部品构成及功能,项 目,构成部品,故障时发生现象,回转部,Ball Bearing,Shaft,(G.Housing-,Asm,),Oilless,Bearing,Spin Shaft,Washer Shaft,脱水时发生异音,发生洗涤异音及约束,发生因磨损造成的窜动,B,ox,部,C.Housing-A,C.Housing-B,破损,(,固定部,),拧紧部,C.Pulley Nut,不能旋转,功 能,支持脱水轴及洗涤轴回转,离合器内部保护,固定各部品,C.Pulley,固定,7/7,Great Company Great People,Fast Execution Fast Innovation,12.,离合器的定义是,?,一般来说静止或工作中运用简单的动作来约束动力的装置，,但在,F,ront,Loader,洗衣机上不仅是约束动力，还拥有()及()功能的装置叫离合器,。,(),离合器,驱动轴,从动轴,(),离合器,(),离合器,(,),离合器,35.,离合器种类看图填空,.,Great Company Great People,Fast Execution Fast Innovation,67.,对于离合器减速装置,type?,洗衣机大部分是使用在,Compact Size,能够实现大的减速比和低噪音的行星齿轮装置,行星齿轮是由,(),Internal Gear,Planet Gear,和,(),构成,.,Helical Gear Sun Gear Carrier Bevel Gear Hypoid Gear Face Gear,Motor,C.Pulley,Gear Shaft,Gear Unit,Washer Shaft,Pulsator,洗涤,1650,rpm,720,rpm,G.Housing-,Asm,减速比,(),(),rpm,Spring Block,C.Spring-B,Brake Lever,Brake Band,Brake Spring,Drain Motor,R.C Bearing,89.,行星齿轮减速装置的,Internal Gear,齿数是,63,EA,Sun Gear,齿数,15,EA,时,计算减速比及,Washer Shaft,的,rpm.,Great Company Great People,Fast Execution Fast Innovation,10.,下图是,Clutch,Brake,制动,TORQUE,理论式中可以增大制动力矩的方法正确的是,?,Drum,径,减小,brake,接触角减小,弹簧作用力,(,F),减小,.,增大摩擦系数,Q,Q,P1,F,A,B,D,F:,弹簧作用力,D:Brake Drum,外径,:Brake,接触角,:,摩擦系数,P1=(A/B)F,Q=P1/(e -1),T(,制动力矩,)=,Q D/2,