本机应用范围及结构概况
1、应用范围及优点:
本机广泛应用于各种起重、运输、矿山机械及其它各种机械中作减速之用。其联动方式,可用联轴器直接联动,也可用三角皮带挠性联动。
本机通用性和互换性强,维修简单,效率系数为0.94,具有起动阻力小,运动灵活等优点。
2、结构概况及主要零部件:
本机结构型式为两级三轴圆柱斜齿水平分割全封式。润滑油盛于减速机之内部,在主动轴和中间轴上设有挡油板,各轴支点均用滚动轴承,其轴向间隙,可用内部调整环调整之,本机上部有一检查盖,下部有油标指针和排废油用的油塞。
齿轮和轴均用优质炭素钢制造,并经调质处理,齿轮多用高级铸造钢制造,并经正火处理,箱体材料为灰铸铁HT-200并经时效处理,齿轮按8级精度制造的滚切斜齿,倾斜角为8°6′34″,两配偶齿轮齿数和为99牙。
主要规格
本系列减速机按大小、速比、装配形式分如下几种:
1、按主动轴、被动轴中心距分八种型号:JZQ250、JZQ350、JZQ400、JZQ500、JZQ650 、JZQ750、JZQ850、JZQ1000。
2、按速比大小、每种型号又分以下九种速比。(表二)
| 型号 | 中心距 | 中心高 H0 | 最大外形尺寸 | 轴端尺寸 | L1 | L2 | L3 | B4 | H1 | g | 安装尺寸 | 最大 质量 kg | ||||||||||
| a | a1 | a2 | L | B | H | 高速轴 B1 | 低速轴 B2 | C | C1 | 孔距 | 孔径 d | 孔数 n | ||||||||||
| S1 | S2 | |||||||||||||||||||||
| JZQ250 | 250 | 100 | 150 | 160-00.5 | 540 | 230 | 313 | 200 | 218 | 345 | 101 | - | - | - | 20 | 60 | 28 | 235 | 190 | 17 | 4 | 100 |
| JZQ350 | 350 | 150 | 200 | 200-00.5 | 730 | 290 | 440 | 260 | 248 | 470 | 132 | - | - | - | 25 | 100 | 40 | 310 | 250 | 17 | 4 | 200 |
| JZQ400 | 400 | 150 | 250 | 250-00.5 | 826 | 310 | 490 | 270 | 303 | 490 | 133 | - | - | - | 25 | 110 | 80 | 370 | 370 | 17 | 4 | 250 |
| JZQ500 | 500 | 200 | 300 | 300-00.5 | 986 | 350 | 587 | 330 | 323 | 5 | 148 | - | - | - | 25 | 130 | 80 | 240 | 310 | 17 | 6 | 390 |
| JZQ650 | 650 | 250 | 400 | 320-01.5 | 1278 | 470 | 695 | 430 | 428 | 830 | 183 | 495 | 324 | 100 | 30 | 160 | 85 | 215 | 410 | 25 | 8 | 880 |
| JZQ750 | 750 | 300 | 450 | 320-01.5 | 1448 | 510 | 740 | 450 | 445 | 1020 | 206 | 620 | 3 | 135 | 35 | 155 | 55 | 275 | 450 | 25 | 8 | 1100 |
| JZQ850 | 850 | 350 | 500 | 400-01.5 | 1632 | 580 | 875 | 510 | 523 | 1100 | 236 | 610 | 418 | 105 | 38 | 155 | 75 | 300 | 520 | 32 | 8 | 1500 |
| JZQ1000 | 1000 | 400 | 600 | 400-01.5 | 16 | 660 | 965 | 550 | 603 | 1350 | 257 | 870 | 478 | 200 | 40 | 200 | 100 | 350 | 590 | 32 | 8 | 2230 |
| 减速机高速轴功率(千瓦) | ||||||||||
| 每分 钟转 速 | 工作 延注 时间 率 | 传动比代号 | ||||||||
| Ⅰ | Ⅱ | Ⅲ | Ⅳ | Ⅴ | Ⅵ | Ⅶ | Ⅷ | Ⅸ | ||
| 传动比i | ||||||||||
| 48.57 | 40.17 | 31.50 | 23.34 | 20.49 | 15.75 | 12. | 10.35 | 8.23 | ||
| JZQ250型减速机 | ||||||||||
| 750 | 25% | 1.3 | 1.5 | 1.9 | 2.7 | 3.1 | 3.5 | 4.0 | 4.8 | 5.4 |
| 40% | 1.1 | 1.3 | 1.6 | 2.3 | 2.6 | 3.0 | 3.4 | 4.0 | 4.6 | |
| 100% | 0.4 | 0.5 | 0.7 | 0.9 | 1.0 | 1.4 | 1.8 | 2.2 | 2.8 | |
| 1000 | 25% | 1.6 | 2.1 | 2.3 | 3.1 | 3.5 | 4.0 | 4.8 | 5.4 | 5.9 |
| 40% | 1.4 | 1.8 | 2.0 | 2.6 | 3.0 | 3.4 | 4.4 | 4.6 | 5.0 | |
| 100% | 0.55 | 0.65 | 0.9 | 1.2 | 1.4 | 2.0 | 2.4 | 3.0 | 3.75 | |
| 1500 | 25% | 2.1 | 2.5 | 2.7 | 3.7 | 4.4 | 4.8 | 5.5 | 6.1 | 6.7 |
| 40% | 1.8 | 2.1 | 2.3 | 3.1 | 3.7 | 4.1 | 4.7 | 5.2 | 5.7 | |
| 100% | 0.8 | 0.95 | 1.35 | 1.8 | 2.0 | 3.0 | 3.8 | 4.5 | 5.0 | |
| JZQ350型减速机 | ||||||||||
| 750 | 25% | 3.0 | 3.6 | 5.0 | 6.5 | 7.1 | 9.7 | 14.0 | 13.2 | 15.2 |
| 40% | 2.6 | 3.1 | 4.3 | 5.5 | 6.1 | 8.3 | 11.9 | 11.2 | 12.9 | |
| 100% | 0.95 | 1.1 | 1.5 | 2.0 | 2.3 | 3.4 | 5.7 | 5.6 | 6.5 | |
| 1000 | 25% | 4.0 | 4.8 | 6.5 | 8.3 | 9.2 | 12 | 18.2 | 15.7 | 18.6 |
| 40% | 3.5 | 4.0 | 5.5 | 7.1 | 7.8 | 10.3 | 15.5 | 13.3 | 5.8 | |
| 100% | 1.25 | 1.5 | 2.0 | 2.7 | 3.1 | 4.6 | 8.5 | 7.0 | 8.7 | |
| 1500 | 25% | 5.8 | 6.8 | 9.3 | 11.3 | 12.9 | 15.7 | 18.2 | 21 | 23.5 |
| 40% | 4.9 | 5.8 | 7.9 | 9.6 | 11.0 | 13.4 | 15.5 | 17.8 | 20.2 | |
| 100% | 1.9 | 2.3 | 3.0 | 4.1 | 4.6 | 6.9 | 8.5 | 9.5 | 13.1 | |
| JZQ400型减速机 | ||||||||||
| 750 | 25% | 4.5 | 5.7 | 6.6 | 9.1 | 10.4 | 11.5 | 13.6 | 15.6 | 18.3 |
| 40% | 3.8 | 4.9 | 5.6 | 7.7 | 8.9 | 9.8 | 11.6 | 13.3 | 15.5 | |
| 100% | 1.9 | 2.2 | 3.1 | 4.2 | 4.8 | 6.7 | 8.4 | 10.2 | 12.8 | |
| 1000 | 25% | 4.0 | 7.0 | 7.9 | 10.6 | 11.7 | 13.4 | 16.2 | 18.3 | 19.7 |
| 40% | 4.3 | 5.9 | 6.7 | 9.0 | 9.5 | 11.4 | 13.8 | 15.6 | 17.3 | |
| 100% | 2.5 | 3.0 | 4.1 | 5.6 | 6.4 | 8.5 | 11.1 | 13.5 | 16.0 | |
| 1500 | 25% | 7.0 | 8.6 | 9.4 | 13.0 | 14.7 | 16.4 | 18.6 | 20.5 | 22.5 |
| 40% | 5.9 | 7.3 | 8.0 | 11.0 | 12.5 | 13.9 | 16.1 | 18.7 | 22.0 | |
| 100% | 2.7 | 4.3 | 6.2 | 8.5 | 9.7 | 12.7 | 15.8 | 17.4 | 19.2 | |
| JZQ500型减速机 | ||||||||||
| 750 | 25% | 10.1 | 12.0 | 15.1 | 21.0 | 24.0 | 27.0 | 32.0 | 37.0 | 42.5 |
| 40% | 8.6 | 10.2 | 12.8 | 18.1 | 20.4 | 23.0 | 27.0 | 31.5 | 36.0 | |
| 100% | 3.3 | 3.8 | 5.4 | 7.3 | 8.3 | 11.5 | 14.4 | 17.6 | 22.1 | |
| 1000 | 25% | 12.7 | 15.7 | 18.1 | 24.5 | 27.5 | 31.0 | 37.5 | 42.0 | 46.0 |
| 40% | 10.8 | 13.4 | 15.4 | 20.5 | 23.0 | 26.0 | 32.0 | 35.5 | 39.0 | |
| 100% | 4.3 | 5.2 | 7.2 | 9.7 | 11.0 | 15.4 | 19.2 | 23.5 | 26.8 | |
| 1500 | 25% | 16.3 | 20.2 | 22.5 | 32.0 | 34.5 | 38.0 | 43.5 | 47.5 | 52.5 |
| 40% | 13.9 | 17.0 | 19.2 | 27.0 | 29.0 | 32.0 | 37.0 | 40.5 | 44.5 | |
| 100% | 6.4 | 7.8 | 10.8 | 14.6 | 16.6 | 23.0 | 26.0 | 32.5 | 40.5 | |
| JZQ650型减速机 | ||||||||||
| 750 | 25% | 20.5 | 26 | 29 | 41 | 47.5 | 53 | 62 | 73 | 83 |
| 40% | 17.4 | 22 | 24.5 | 35 | 40.5 | 44.5 | 52.5 | 62 | 70 | |
| 100% | 7.76 | 9.2 | 12.8 | 17.4 | 19.5 | 27.5 | 35 | 42 | 43 | |
| 1000 | 25% | 25 | 31.5 | 35.5 | 48 | 56 | 60 | 73 | 83 | 60 |
| 40% | 21 | 26.5 | 30 | 40.5 | 47 | 51 | 62.5 | 70 | 76 | |
| 100% | 10.1 | 12.3 | 17 | 23 | 26.5 | 37 | 46 | 50.5 | ||
| 1500 | 25% | 32 | 38.5 | 42 | 60 | 70 | 74 | 84 | 93 | 101.5 |
| 40% | 27 | 33 | 36 | 51 | 60 | 63 | 71 | 79 | 96.5 | |
| 100% | 15.2 | 18.4 | 25.5 | 34.5 | 39.5 | 50 | 63 | 70 | 86 | |
| JZQ750型减速机 | ||||||||||
| 750 | 25% | 34.5 | 41 | 52 | 73 | 83 | 93 | 110 | 128 | 146 |
| 40% | 29.5 | 35 | 44.5 | 62 | 70 | 79 | 94 | 109 | 142 | |
| 100% | 11 | 13.1 | 18.2 | 24.5 | 28 | 39 | 48.5 | 60 | 68 | |
| 1000 | 25% | 44 | 54 | 63 | 85 | 94 | 105 | 130 | 146 | 158 |
| 40% | 37 | 46 | 53 | 72 | 80 | 90 | 110 | 124 | 134 | |
| 100% | 14.5 | 17.5 | 23.8 | 35 | 37.5 | 52 | 59 | 72 | 90 | |
| 1500 | 25% | 56 | 69 | 75 | 104 | 118 | 130 | 149 | 156 | |
| 40% | 48 | 59 | 63 | 110 | 111 | 127 | 133 | |||
| 100% | 12.5 | 26.5 | 36.5 | 49 | 56 | 71 | 88 | 108 | ||
| JZQ850型减速机 | ||||||||||
| 750 | 25% | 47.5 | 57 | 77 | 101 | 114 | 151 | 174 | 205 | 230 |
| 40% | 40.5 | 48.5 | 65 | 86 | 97 | 128 | 148 | 174 | 195 | |
| 100% | 15.2 | 17.9 | 25 | 33.5 | 38.5 | 54 | 67 | 75 | 94 | |
| 1000 | 25% | 63 | 57 | 100 | 126 | 141 | 168 | 205 | 234 | 252 |
| 40% | 54 | 85 | 110 | 120 | 143 | 174 | 199 | 214 | ||
| 100% | 21.3 | 24 | 33 | 45 | 51 | 72 | 82 | 99 | 125 | |
| 1500 | 25% | 90 | 106 | 119 | 162 | 180 | 210 | 238 | ||
| 40% | 76 | 90 | 101 | 138 | 153 | 179 | 202 | |||
| 100% | 29.6 | 35.5 | 50 | 68 | 70 | 98 | 121 | |||
| JZQ1000型减速机 | ||||||||||
| 750 | 25% | 82 | 98 | 124 | 171 | 196 | 220 | 260 | 305 | 342 |
| 40% | 69 | 83 | 105 | 145 | 166 | 188 | 220 | 260 | 290 | |
| 100% | 26 | 31.5 | 43.5 | 58.5 | 66 | 92 | 105 | 129 | 160 | |
| 1000 | 25% | 104 | 127 | 148 | 205 | 220 | 250 | 306 | 346 | 367 |
| 40% | 88 | 108 | 126 | 173 | 188 | 215 | 260 | 294 | 312 | |
| 100% | 34.5 | 41.8 | 58 | 78 | 113 | 140 | 110 | 216 | ||
| 1500 | 25% | 132 | 163 | 1.6 | 246 | 281 | 302 | |||
| 40% | 112 | 138 | 148 | 209 | 238 | 258 | ||||
| 100% | 51.5 | 62 | 87 | 106 | 121 | 175 |