4性能參數(shù)
4.1升降機(jī)的主要性能參數(shù)應(yīng)按表3。
表3
型號(hào) |
SWL2.5 |
SWL5 |
SWL10/15 |
SWL20 |
SWL25 |
SWL35 |
最大起升力kN |
25 |
50 |
100/150 |
200 |
250 |
350 |
最大拉力kN |
25 |
50 |
99 |
166 |
250 |
350 |
蝸輪蝸桿傳動(dòng)比(P) |
6:1 |
6:1 |
7(2/3):1 |
8:1 |
10(2/3):1 |
10(2/3):1 |
蝸桿每轉(zhuǎn)行程mm |
1.0 |
1.167 |
1.565 |
1.5 |
1.5 |
1.5 |
蝸桿蝸桿傳動(dòng)比(M) |
24:1 |
24:1 |
24:1 |
24:1 |
32:1 |
32:1 |
蝸桿每轉(zhuǎn)行程mm |
0.250 |
0.292 |
0.5 |
0.5 |
0.5 |
0.5 |
蝸桿扭矩N·m |
見附錄B(提示的附錄) |
拉力負(fù)荷時(shí)螺桿的最大伸長(zhǎng)mm |
1500 |
2000 |
2500 |
3000 |
3500 |
4000 |
壓力負(fù)荷時(shí)螺桿的最大伸長(zhǎng)mm |
見附錄C(提示的附錄) |
側(cè)向力負(fù)荷時(shí)螺桿的最大伸長(zhǎng)mm |
見附錄D(提示的附錄) |
最大許用功率kW |
0.55 |
1.1 |
2.6 |
3.7 |
4.8 |
6.0 |
普通比(P)總效率% |
23 |
21 |
23 |
21 |
19 |
18 |
慢速比(M)總效率% |
14 |
12 |
15 |
13 |
11 |
11 |
潤(rùn)滑油量kg |
0.1 |
0.25 |
0.5 |
0.75 |
1.1 |
1.9 |
不加行程的重量kg |
7.3 |
16.2 |
25 |
36 |
70.5 |
87 |
螺桿每100mm的重量kg |
0.45 |
0.82 |
1.67 |
2.15 |
4.15 |
5.20 |
注
1 最大許用功率是在環(huán)境溫度為20℃、工作持續(xù)率為20%/h的條件下的參數(shù)。
2 總效率為油脂潤(rùn)滑條件下的參數(shù)。
3 工作環(huán)境溫度-20~+80℃。
4 在靜止?fàn)顟B(tài)一般可以自鎖。 |
4.2螺桿傳動(dòng)的許用起升速度、扭矩和功率按表4~表10。
注:表4~表10中的參數(shù)適用于環(huán)境溫度為20℃、工作持續(xù)率為20%h或30%/10min的條件下;對(duì)紅色的參數(shù),使用時(shí)螺桿會(huì)產(chǎn)生過熱,應(yīng)嚴(yán)加注意。
表4(SWL2.5)
蝸桿轉(zhuǎn)速n
r/min |
超升速度v
m/min |
起升力kN |
25 |
20 |
15 |
P |
M |
P |
M |
P |
M |
p |
M |
N·m |
kW |
N·m |
kW |
N·m |
kW |
N·m |
kW |
N·m |
kW |
N·m |
kW |
1500 |
1.500 |
0.375 |
18 |
2.7 |
7.1 |
1.2 |
14 |
2.2 |
5.7 |
0.89 |
11 |
1.7 |
4.3 |
0.67 |
1000 |
1.000 |
0.250 |
18 |
1.8 |
7.1 |
0.74 |
14 |
1.5 |
5.7 |
0.60 |
11 |
1.1 |
4.3 |
0.45 |
750 |
0.750 |
0.188 |
18 |
1.4 |
7.1 |
0.56 |
14 |
1.1 |
5.7 |
0.45 |
11 |
0.82 |
4.3 |
0.33 |
500 |
0.500 |
0.125 |
18 |
0.91 |
7.1 |
0.37 |
14 |
0.72 |
5.7 |
0.30 |
11 |
0.54 |
4.3 |
0.22 |
300 |
0.300 |
0.075 |
18 |
0.54 |
7.1 |
0.22 |
14 |
0.43 |
5.7 |
0.18 |
11 |
0.33 |
4.3 |
0.13 |
200 |
0.200 |
0.050 |
18 |
0.36 |
7.1 |
0.15 |
14 |
0.29 |
5.7 |
0.12 |
11 |
0.22 |
4.3 |
0.09 |
100 |
0.100 |
0.025 |
18 |
0.18 |
7.1 |
0.07 |
14 |
0.14 |
5.7 |
0.06 |
11 |
0.11 |
4.3 |
0.05 |
50 |
0.050 |
0.013 |
18 |
0.09 |
7.1 |
0.05 |
14 |
0.07 |
5.7 |
0.05 |
11 |
0.05 |
4.3 |
0.05 |
蝸桿
轉(zhuǎn)速n
r/min |
起升力kN |
10 |
5 |
2.5 |
1 |
P |
M |
P |
M |
P |
M |
P |
M |
N·m |
kW |
N·m |
kW |
N·m |
kW |
N·m |
kW |
N·m |
kW |
N·m |
kW |
N·m |
kW |
N·m |
kW |
1500 |
6.9 |
1.10 |
2.9 |
0.45 |
3.5 |
0.54 |
1.4 |
0.22 |
1.7 |
0.27 |
0.7 |
0.11 |
0.7 |
0.11 |
0.28 |
0.05 |
1000 |
6.9 |
0.72 |
2.9 |
0.30 |
3.5 |
0.36 |
1.4 |
0.15 |
1.7 |
0.18 |
0.7 |
0.07 |
0.7 |
0.07 |
0.28 |
0.05 |
750 |
6.9 |
0.54 |
2.9 |
0.22 |
3.5 |
0.27 |
1.4 |
0.11 |
1.7 |
0.14 |
0.7 |
0.06 |
0.7 |
0.05 |
0.28 |
0.05 |
500 |
6.9 |
0.36 |
2.9 |
0.15 |
3.5 |
0.18 |
1.4 |
0.07 |
1.7 |
0.09 |
0.7 |
0.05 |
0.7 |
0.50 |
0.28 |
0.05 |
300 |
6.9 |
0.22 |
2.9 |
0.09 |
3.5 |
0.11 |
1.4 |
0.05 |
1.7 |
0.05 |
0.7 |
0.05 |
0.7 |
0.05 |
0.28 |
0.05 |
200 |
6.9 |
0.14 |
2.9 |
0.06 |
3.5 |
0.07 |
1.4 |
0.05 |
1.7 |
0.05 |
0.7 |
0.05 |
0.7 |
0.05 |
0.28 |
0.05 |
100 |
6.9 |
0.07 |
2.9 |
0.05 |
3.5 |
0.05 |
1.4 |
0.05 |
1.7 |
0.05 |
0.7 |
0.05 |
0.7 |
0.05 |
0.28 |
0.05 |
50 |
6.9 |
0.05 |
2.9 |
0.05 |
3.5 |
0.05 |
1.4 |
0.05 |
1.7 |
0.50 |
0.7 |
0.05 |
0.7 |
0.05 |
0.28 |
0.05 |
表5(SWL5)
蝸桿轉(zhuǎn)速n
r/min |
超升速度v
m/min |
起升力kN |
50 |
40 |
30 |
P |
M |
P |
M |
P |
M |
p |
M |
N·m |
kW |
N·m |
kW |
N·m |
kW |
N·m |
kW |
N·m |
kW |
N·m |
kW |
1500 |
1.750 |
0.438 |
44.2 |
6.9 |
19.3 |
3.0 |
35.4 |
5.6 |
15.5 |
2.4 |
26.5 |
4.2 |
11.6 |
1.8 |
1000 |
1.167 |
0.292 |
44.2 |
4.6 |
19.3 |
2.0 |
35.4 |
3.7 |
15.5 |
1.6 |
26.5 |
2.8 |
11.6 |
1.2 |
750 |
0.875 |
0.219 |
44.2 |
3.5 |
19.3 |
1.5 |
35.4 |
2.8 |
15.5 |
1.2 |
26.5 |
2.1 |
11.6 |
0.9 |
500 |
0.583 |
0.146 |
44.2 |
2.3 |
19.3 |
1.0 |
35.4 |
1.9 |
15.5 |
0.8 |
26.5 |
1.4 |
11.6 |
0.6 |
300 |
0.350 |
0.088 |
44.2 |
1.4 |
19.3 |
0.6 |
35.4 |
1.1 |
15.5 |
0.5 |
26.5 |
0.8 |
11.6 |
0.4 |
200 |
0.233 |
0.058 |
44.2 |
0.9 |
19.3 |
0.4 |
35.4 |
0.7 |
15.5 |
0.3 |
26.5 |
0.6 |
11.6 |
0.2 |
100 |
0.117 |
0.029 |
44.2 |
0.5 |
19.3 |
0.2 |
35.4 |
0.4 |
15.5 |
0.2 |
26.5 |
0.3 |
11.6 |
0.1 |
50 |
0.058 |
0.015 |
44.2 |
0.2 |
19.3 |
0.1 |
35.4 |
0.2 |
15.5 |
0.1 |
26.5 |
0.1 |
11.6 |
0.1 |
蝸桿
轉(zhuǎn)速n
r/min |
起升力kN |
20 |
10 |
5 |
2.5 |
P |
M |
P |
M |
P |
M |
P |
M |
N·m |
kW |
N·m |
kW |
N·m |
kW |
N·m |
kW |
N·m |
kW |
N·m |
kW |
N·m |
kW |
N·m |
kW |
1500 |
17.7 |
2.8 |
7.7 |
1.2 |
8.8 |
1.4 |
3.9 |
0.6 |
4.4 |
0.7 |
1.9 |
0.3 |
2.2 |
0.3 |
1.0 |
0.1 |
1000 |
17.7 |
1.9 |
7.7 |
0.8 |
8.8 |
0.9 |
3.9 |
0.4 |
4.4 |
0.5 |
1.9 |
0.2 |
2.2 |
0.2 |
1.0 |
0.1 |
750 |
17.7 |
1.4 |
7.7 |
0.6 |
8.8 |
0.7 |
3.9 |
0.3 |
4.4 |
0.3 |
1.9 |
0.2 |
2.2 |
0.0 |
1.0 |
0.1 |
500 |
17.7 |
0.9 |
7.7 |
0.4 |
8.8 |
0.5 |
3.9 |
0.2 |
4.4 |
0.2 |
1.9 |
0.1 |
2.2 |
0.1 |
1.0 |
0.1 |
300 |
17.7 |
0.6 |
7.7 |
0.2 |
8.8 |
0.3 |
3.9 |
0.1 |
4.4 |
0.1 |
1.9 |
0.1 |
2.2 |
0.1 |
1.0 |
0.1 |
200 |
17.7 |
0.4 |
7.7 |
0.2 |
8.8 |
0.2 |
3.9 |
0.1 |
4.4 |
0.1 |
1.9 |
0.1 |
2.2 |
0.1 |
1.0 |
0.1 |
100 |
17.7 |
0.2 |
7.7 |
0.1 |
8.8 |
0.1 |
3.9 |
0.1 |
4.4 |
0.1 |
1.9 |
0.1 |
2.2 |
0.1 |
1.0 |
0.1 |
50 |
17.7 |
0.1 |
7.7 |
0.1 |
8.8 |
0.1 |
3.9 |
0.1 |
4.4 |
0.1 |
1.9 |
0.1 |
2.2 |
0.1 |
1.0 |
0.1 |