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QJ型起重機三支點減速機主要技術參數JB/T89051-1999 |
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詳細介紹: |
發布時間:2006/10/12 15:03:24 |
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1)中心距 以輸出級中心距為公稱中心距,見下表。
減速器的中心距 (mm)
a1(公稱中心距) |
140 |
170 |
200 |
236 |
280 |
335 |
400 |
450 |
500 |
560 |
630 |
710 |
800 |
900 |
1000 |
a2 |
100 |
118 |
140 |
170 |
200 |
236 |
280 |
315 |
355 |
400 |
450 |
500 |
560 |
630 |
710 |
a3 |
71 |
85 |
100 |
118 |
140 |
170 |
200 |
224 |
250 |
280 |
315 |
355 |
400 |
450 |
500 |
二級總中心距a02 |
240 |
288 |
340 |
406 |
480 |
571 |
680 |
765 |
855 |
960 |
1080 |
1210 |
1360 |
1530 |
1710 |
三級總中心距a03 |
311 |
373 |
440 |
524 |
620 |
741 |
880 |
989 |
1105 |
1240 |
1395 |
1565 |
1760 |
1980 |
2210 |
2) 傳動比
減速器的公稱傳動比與實際傳動比(見下表)的極限偏差二級為±4%,三級為±5%。
QJ型、QJ-D型減速器公稱與實際傳動比
公稱中心距 |
代號 |
QJR、QJR-D |
QJS、QJRS、QJS-D、QJRS-D |
公稱傳動比 |
10 |
12.5 |
16 |
20 |
25 |
31.5 |
40 |
50 |
63 |
80 |
100 |
125 |
160 |
200 |
140 |
10.20 |
12.67 |
16.42 |
20.79 |
25.59 |
31.78 |
40.30 |
49.26 |
63.09 |
78.00 |
99.57 |
122.58 |
162.09 |
201.24 |
170 |
9.70 |
12.34 |
16.01 |
19.93 |
25.56 |
31.31 |
39.87 |
49.21 |
64.04 |
81.82 |
101.86 |
122.40 |
161.85 |
198.27 |
200 |
9.95 |
12.67 |
16.42 |
20.25 |
24.48 |
32.38 |
40.75 |
49.95 |
63.22 |
77.28 |
98.48 |
125.89 |
161.28 |
199.66 |
236 |
9.80 |
12.34 |
16.01 |
19.93 |
25.56 |
31.67 |
41.13 |
50.21 |
64.92 |
81.11 |
99.64 |
127.78 |
156.53 |
193.96 |
280 |
10.20 |
12.67 |
16.42 |
20.25 |
24.48 |
32.36 |
39.15 |
50.76 |
61.36 |
82.10 |
102.36 |
123.76 |
153.41 |
202.76 |
335 |
10.19 |
12.96 |
15.80 |
20.74 |
25.00 |
30.63 |
40.00 |
48.76 |
62.35 |
83.19 |
99.35 |
127.78 |
158.33 |
193.96 |
400 |
9.95 |
12.67 |
16.42 |
20.25 |
24.48 |
32.38 |
40.75 |
49.95 |
63.22 |
77.28 |
98.04 |
126.48 |
156.67 |
207.22 |
450 |
9.84 |
12.89 |
16.21 |
20.16 |
25.26 |
32.43 |
40.48 |
50.96 |
62.15 |
77.83 |
101.91 |
127.69 |
158.28 |
203.21 |
500 |
10.02 |
12.50 |
16.01 |
20.14 |
25.52 |
31.25 |
40.22 |
48.70 |
61.64 |
81.05 |
101.72 |
121.50 |
156.10 |
205.06 |
560 |
10.20 |
12.67 |
16.42 |
20.25 |
24.48 |
32.36 |
39.15 |
50.76 |
61.36 |
82.11 |
102.36 |
123.76 |
153.41 |
202.76 |
630 |
10.03 |
12.88 |
16.21 |
20.16 |
25.26 |
32.40 |
39.67 |
49.94 |
62.54 |
81.07 |
102.81 |
121.48 |
156.00 |
200.12 |
710 |
10.01 |
12.50 |
16.01 |
20.14 |
25.52 |
30.91 |
40.77 |
49.37 |
62.44 |
82.05 |
101.77 |
128.92 |
157.88 |
206.07 |
800 |
9.95 |
12.67 |
16.42 |
20.25 |
24.48 |
32.38 |
40.75 |
49.95 |
63.22 |
77.28 |
98.04 |
126.48 |
156.67 |
207.22 |
900 |
9.84 |
12.88 |
16.21 |
20.16 |
25.26 |
32.43 |
39.11 |
49.24 |
64.12 |
81.97 |
99.83 |
125.08 |
160.46 |
206.00 |
1000 |
10.02 |
12.50 |
16.01 |
20.14 |
25.52 |
31.25 |
40.22 |
48.70 |
61.64 |
81.05 |
101.72 |
121.50 |
156.10 |
205.06 | |
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