高(gao)性能螺(luo)(luo)旋(xuan)千斤(jin)頂(ding)是NEFF BALL SCREW一項令(ling)人信服的(de)(de)(de)(de)產品,其優化的(de)(de)(de)(de)蝸(gua)輪(lun)傳動(dong)(dong)(dong)(dong)裝(zhuang)置可實(shi)現(xian)更高(gao)的(de)(de)(de)(de)效率和(he)(he)更長的(de)(de)(de)(de)占空比。螺(luo)(luo)桿(gan)(gan)(gan)和(he)(he)齒(chi)輪(lun)箱的(de)(de)(de)(de)單(dan)獨(du)潤滑系統允許輸入速(su)度高(gao)達(da)3000 1 / min。增強的(de)(de)(de)(de)驅動(dong)(dong)(dong)(dong)扭矩和(he)(he)較大(da)的(de)(de)(de)(de)使(shi)用壽(shou)命(ming)由硬齒(chi)輪(lun)和(he)(he)磨(mo)削蝸(gua)輪(lun)給出。螺(luo)(luo)旋(xuan)千斤(jin)頂(ding)是手(shou)動(dong)(dong)(dong)(dong)起重工(gong)具種類之(zhi)一,是采用螺(luo)(luo)桿(gan)(gan)(gan)或由螺(luo)(luo)桿(gan)(gan)(gan)推動(dong)(dong)(dong)(dong)的(de)(de)(de)(de)升降套(tao)(tao)筒(tong)作為(wei)剛性頂(ding)舉件的(de)(de)(de)(de)千斤(jin)頂(ding)。其結構(gou)緊湊,合理的(de)(de)(de)(de)利用搖桿(gan)(gan)(gan)的(de)(de)(de)(de)擺(bai)動(dong)(dong)(dong)(dong),使(shi)小(xiao)齒(chi)輪(lun)轉動(dong)(dong)(dong)(dong),經一對圓錐齒(chi)輪(lun)合運轉,帶動(dong)(dong)(dong)(dong)螺(luo)(luo)桿(gan)(gan)(gan)旋(xuan)轉,推動(dong)(dong)(dong)(dong)升降套(tao)(tao)筒(tong),從而重物上升或下降。NEFF螺(luo)(luo)旋(xuan)千斤(jin)頂(ding)的(de)(de)(de)(de)耐磨(mo)性能夠(gou)達(da)到(dao)其軸向(xiang)載(zai)(zai)荷的(de)(de)(de)(de)很低(di)要求,螺(luo)(luo)桿(gan)(gan)(gan)強度適于軸向(xiang)力及扭矩作用,并且能夠(gou)較大(da)化承受載(zai)(zai)荷,為(wei)機(ji)械工(gong)業提供了更大(da)的(de)(de)(de)(de)便利。
帶梯形螺(luo)絲的螺(luo)旋千斤頂
|
MH1 |
MH2 |
MH3 |
MH4 |
MH5 |
JH3 |
|
起重力值kN(max.) |
15 |
17 |
46 |
88 |
106 |
350 |
|
直徑和間距mm |
18×4 |
20×4 |
30×6 |
40×7 |
55×9 |
80×10 |
|
驅動軸每轉的行(xing)程mm |
H |
1 |
1 |
1 |
1 |
1 |
1 |
L |
0.25 |
0.25 |
0.25 |
0.25 |
0.25 |
0.25 |
|
傳動比 |
H |
4:1 |
4:1 |
6:1 |
7:1 |
9:1 |
10:1 |
L |
16:1 |
16:1 |
24:1 |
28:1 |
36:1 |
40:1 |
|
總體(ti)效率 % |
H |
37 |
34 |
34 |
32 |
27 |
21 |
L |
32 |
30 |
29 |
28 |
24 |
16 |
|
重量(行程)kg |
1.2 |
2.1 |
6 |
17 |
32 |
57 |
|
重量(每100mm行程)kg |
0.26 |
0.42 |
1.14 |
1.67 |
3.04 |
6.13 |
|
空(kong)轉扭矩 H |
0.04 |
0.11 |
0.15 |
0.35 |
0.84 |
1.32 |
|
L |
0.03 |
0.10 |
0.12 |
0.25 |
0.51 |
0.97 |
|
外殼材料 |
G – AL到M3 |
GGG-40 |
|||||
齒輪效率 |
H |
0.83-0.86 |
0.82-0.87 |
0.81-0.86 |
0.84-0.87 |
0.74-0.8 |
0.63-0.78 |
L |
0.7-0.76 |
0.67-0.76 |
0.64-0.75 |
0.65-0.77 |
0.61-0.69 |
0.46-0.55 |
|
驅(qu)動扭矩Nm(max.) |
H |
9 |
23.3 |
38.4 |
78.6 |
162.1 |
268.4 |
L |
9 |
23.3 |
38.4 |
78.6 |
162.1 |
182.9 |