有滑環(huan)摩(mo)(mo)擦(ca)式電(dian)(dian)(dian)(dian)磁(ci)離合器(qi)是一種結(jie)構(gou)(gou)簡單、成(cheng)本(ben)(ben)低、耗(hao)電(dian)(dian)(dian)(dian)少的電(dian)(dian)(dian)(dian)磁(ci)離合器(qi),適用于各種機(ji)械系統自動地(di)完(wan)成(cheng)功能(neng)傳遞(di)。它是在現有電(dian)(dian)(dian)(dian)磁(ci)離合器(qi)結(jie)構(gou)(gou)上,外摩(mo)(mo)擦(ca)片(pian)作(zuo)成(cheng)窄片(pian)型以及增加了半(ban)(ban)梯形導磁(ci)板(ban),并(bing)對(dui)磁(ci)路、電(dian)(dian)(dian)(dian)磁(ci)參數優化設計(ji)創造而成(cheng)。本(ben)(ben)電(dian)(dian)(dian)(dian)磁(ci)離合器(qi)由電(dian)(dian)(dian)(dian)刷滑環(huan)饋電(dian)(dian)(dian)(dian),其結(jie)構(gou)(gou)由磁(ci)軛體(ti)、半(ban)(ban)梯形導磁(ci)板(ban)、內外摩(mo)(mo)擦(ca)片(pian)、彈簧片(pian)、銜(xian)(xian)鐵和聯結(jie)構(gou)(gou)成(cheng)。通電(dian)(dian)(dian)(dian)吸動銜(xian)(xian)鐵,壓緊摩(mo)(mo)擦(ca)片(pian)組,實現力矩(ju)(ju)傳遞(di),斷電(dian)(dian)(dian)(dian)力矩(ju)(ju)傳遞(di)終止。
由磁(ci)軛體(ti)、線圈(quan)、半(ban)梯(ti)形(xing)導磁(ci)板、滑環、外(wai)摩(mo)擦(ca)(ca)片(pian)(pian)(pian)、內(nei)摩(mo)擦(ca)(ca)片(pian)(pian)(pian)、彈簧片(pian)(pian)(pian)、銜鐵和聯結組(zu)成的電(dian)磁(ci)離(li)合(he)器,其(qi)特(te)征是在磁(ci)軛體(ti)的內(nei)孔(kong)不鑲齒輪套,內(nei)摩(mo)擦(ca)(ca)片(pian)(pian)(pian)作成寬(kuan)片(pian)(pian)(pian)型。外(wai)摩(mo)擦(ca)(ca)片(pian)(pian)(pian)作成窄片(pian)(pian)(pian)型。線槽做成梯(ti)形(xing)、半(ban)梯(ti)形(xing)、平行四邊形(xing)其(qi)中(zhong)的一種,在磁(ci)軛體(ti)的端面(mian)上與線槽底面(mian)等長(chang)的長(chang)度內(nei)設有(you)一段(duan)導磁(ci)體(ti),形(xing)狀做成半(ban)梯(ti)形(xing)、正方形(xing)、長(chang)方形(xing)中(zhong)的一種。
這種(zhong)有滑環摩擦式(shi)的(de)電(dian)磁(ci)離(li)合器適(shi)用于機械傳(chuan)動系(xi)統中,可在主(zhu)傳(chuan)動運轉的(de)情況下(xia),使從動部分與主(zhu)動部分接(jie)合或分離(li),從而達到換向(xiang)制動等目(mu)的(de)。目(mu)前有的(de)滑環摩擦式(shi)電(dian)磁(ci)離(li)合器,基本有兩種(zhong);一(yi)種(zhong)是(shi)結構簡單、制造方便(bian)(bian)、成本低、價(jia)格(ge)(ge)便(bian)(bian)宜,但它結構落后,產(chan)品性能差(cha)。另(ling)一(yi)種(zhong)性能先進(jin),但它制造復(fu)雜,耗(hao)工耗(hao)料多,價(jia)格(ge)(ge)高(gao),同規格(ge)(ge)一(yi)臺的(de)價(jia)錢可以買前一(yi)種(zhong)三四(si)臺,由于價(jia)格(ge)(ge)便(bian)(bian)宜,因此前一(yi)種(zhong)仍占(zhan)領著(zhu)廣(guang)大市場。
為了設(she)計出既(ji)有(you)前一種制造方便、成(cheng)本(ben)低、價格便宜,又有(you)后一種先(xian)進技術性能的(de)電(dian)(dian)磁離合(he)器(qi)產(chan)品(pin),讓電(dian)(dian)磁離合(he)器(qi)不用齒輪套(tao),花(hua)鍵(jian)孔直接在磁軛(e)上拉(la)出。內(nei)(nei)外(wai)摩(mo)擦片(pian)(pian)交替的(de)直接置(zhi)于磁軛(e)體的(de)端面(mian)上。內(nei)(nei)摩(mo)擦片(pian)(pian)與(yu)花(hua)鍵(jian)軸嚙合(he),外(wai)摩(mo)擦片(pian)(pian)與(yu)聯結爪嚙合(he)。線(xian)圈置(zhi)于磁軛(e)內(nei)(nei),引(yin)出線(xian)的(de)兩(liang)端分別與(yu)滑環和(he)磁軛(e)體相接,饋電(dian)(dian)是由電(dian)(dian)刷和(he)滑環完成(cheng)的(de),通電(dian)(dian)吸動銜鐵壓緊摩(mo)擦片(pian)(pian)組,把力矩(ju)傳遞(di)到(dao)被動側,斷電(dian)(dian)后由彈簧片(pian)(pian)使內(nei)(nei)外(wai)片(pian)(pian)分開(kai)。
為力(li)使其有(you)先(xian)進(jin)的技術(shu)性能(neng),將外(wai)(wai)摩(mo)擦片做成(cheng)窄片型(xing),用來(lai)增大摩(mo)擦半徑(jing)。但是,為了(le)取代(dai)市場上(shang)(shang)(shang)正(zheng)廣泛使用的電(dian)磁(ci)離合器(qi),其外(wai)(wai)形尺寸,花鍵(jian)孔,安裝尺寸必(bi)須和它(ta)們完全相同,所以當外(wai)(wai)片內(nei)徑(jing)增大后(hou),在磁(ci)軛體的端面上(shang)(shang)(shang),與線(xian)槽底面等(deng)長(chang)(chang)的長(chang)(chang)度內(nei),設有(you)梯形、正(zheng)方形、長(chang)(chang)方形導磁(ci)體。本(ben)設計為半梯形導磁(ci)體,并對線(xian)圈參數(shu)和磁(ci)路采用最優方案。通(tong)(tong)過以上(shang)(shang)(shang)設計,該產品具有(you)同前(qian)一種(zhong)(zhong)電(dian)磁(ci)離合器(qi)同等(deng)的低成(cheng)本(ben),同等(deng)的低價格(ge),同時在性能(neng)上(shang)(shang)(shang)靜、動(dong)力(li)矩提高兩倍,接通(tong)(tong)時間(jian)下(xia)降20%,斷開時間(jian)下(xia)降70%,產品重量降低了(le)15%,特別它(ta)節電(dian)顯著,技術(shu)性能(neng)趕上(shang)(shang)(shang)了(le)后(hou)一種(zhong)(zhong)電(dian)磁(ci)離合器(qi),效(xiao)益十(shi)分(fen)可觀(guan)。
參(can)照附圖(tu),磁(ci)軛(e)(e)體(ti)(ti)2的(de)(de)(de)(de)(de)(de)(de)內孔(kong)拉成花鍵(jian),在(zai)其(qi)端面(mian)上車成可容納線(xian)(xian)(xian)圈(quan)4和(he)半(ban)梯形導磁(ci)板5的(de)(de)(de)(de)(de)(de)(de)槽(cao),槽(cao)的(de)(de)(de)(de)(de)(de)(de)徑(jing)向和(he)軸向作有(you)引出(chu)(chu)線(xian)(xian)(xian)孔(kong),線(xian)(xian)(xian)圈(quan)的(de)(de)(de)(de)(de)(de)(de)兩個(ge)引出(chu)(chu)線(xian)(xian)(xian)端分別通過引出(chu)(chu)線(xian)(xian)(xian)孔(kong)焊在(zai)滑環(huan)6和(he)磁(ci)軛(e)(e)體(ti)(ti)2上,磁(ci)軛(e)(e)體(ti)(ti)2的(de)(de)(de)(de)(de)(de)(de)外(wai)圓(yuan)上置(zhi)有(you)用環(huan)氧樹(shu)脂澆固的(de)(de)(de)(de)(de)(de)(de)滑環(huan)6,磁(ci)軛(e)(e)體(ti)(ti)2的(de)(de)(de)(de)(de)(de)(de)滑環(huan)6相互絕緣。內摩(mo)擦(ca)片(pian)9、彈簧片(pian)8,外(wai)摩(mo)擦(ca)片(pian)7和(he)鑲(xiang)有(you)隔磁(ci)套的(de)(de)(de)(de)(de)(de)(de)銜鐵10,分別按圖(tu)示的(de)(de)(de)(de)(de)(de)(de)順序放置(zhi)在(zai)磁(ci)軛(e)(e)體(ti)(ti)2的(de)(de)(de)(de)(de)(de)(de)端面(mian)上,并將聯結11的(de)(de)(de)(de)(de)(de)(de)六個(ge)爪嵌入外(wai)摩(mo)擦(ca)片(pian)7的(de)(de)(de)(de)(de)(de)(de)六個(ge)槽(cao)內。內摩(mo)擦(ca)片(pian)9的(de)(de)(de)(de)(de)(de)(de)花鍵(jian)孔(kong)與用戶的(de)(de)(de)(de)(de)(de)(de)花鍵(jian)軸相嚙合。電刷1與滑環(huan)6緊(jin)密接觸,電源通過電刷1與滑環(huan)6饋(kui)給線(xian)(xian)(xian)圈(quan),吸動銜鐵壓緊(jin)摩(mo)擦(ca)片(pian)組,實現力(li)矩(ju)(ju)傳遞,斷電后(hou)由彈簧片(pian)8將內外(wai)摩(mo)擦(ca)片(pian)分開,力(li)矩(ju)(ju)傳遞終止(zhi)。