碎煤機液壓站使用說明書SY8

1、SY8型碎煤機液壓站使用說明書SY8型碎煤機液壓站SY8 HYORAULIC STATION OF COAL CRUSHER 使用說明書OPERATIONAL INSTRUCTION山西電力設(shè)備廠SHANXI ELECTRIC POWER EQUIPMENT FACTORY 目錄.型號意義2.用途2.技術(shù)規(guī)格2.結(jié)構(gòu)與工作原理3.操作和保養(yǎng)3.故障及排除方法4.附：液壓系統(tǒng)圖5型號意義液壓站“液”漢語拼音首字母碎煤機“碎”漢語拼音首字母額定流量整數(shù)部分數(shù)據(jù)用途SY8型碎煤機液壓站為HCS系列環(huán)錘式碎煤機的配套產(chǎn)品。主要用于驅(qū)動該機的液壓缸，以啟閉前后機蓋，便于碎煤機的檢修。本液壓站也可用于其他

2、機械設(shè)備的檢修或需要承重的場合。技術(shù)規(guī)格液壓站的液壓系統(tǒng)參數(shù)及驅(qū)動油缸性能分別見表和表表1 液壓系統(tǒng)參數(shù)項目單位數(shù)據(jù)項目單位數(shù)據(jù)油泵型號流量壓力L/minbarCB-FA10C-FL8.1978.5電動機型號功率轉(zhuǎn)速電壓KWr/minVY100L-6(V1)1.5940380系統(tǒng)流量壓力L/minbar6.82562.5油箱有效容積L60±10溢流閥調(diào)節(jié)范圍工作標(biāo)壓barbar7014075液壓油牌號用量kg30#機械油50±9.5表2 驅(qū)動油缸性能碎煤機型號HCSZ-100HCSZ-200HCSZ-300HCSZ-500HCSZ-700HCSCHCSC6HCSZ-600H

3、CSZ-800SPM-14系列SPM-16系列HCSC81012系統(tǒng)圖油缸組號油缸內(nèi)徑活塞桿徑mmmm502863358045 10055 12570作用面積推出端拉回端cm2cm219.6413.4831.1721.1750.2734.3778.5453.91122.7284.23單缸驅(qū)動力進程推力tfKN1.4914.592.3823.373.1430.794.9148.117.6775.17回程拉力tfKN1.0310.11.6516.162.1521.053.3733.025.6351.594 結(jié)構(gòu)與工作原理液壓站由吸油口濾油器、齒輪油泵、溢流閥、手動換向閥、單向節(jié)流閥、膠管總成，快速

4、接頭，壓力表及開關(guān)、油管、油箱、空氣濾清器等元件組成。交流電動機通過爪形聯(lián)軸器帶動齒輪泵旋轉(zhuǎn)，壓力油進入溢流閥由壓力表顯示標(biāo)定壓力，M型換向閥實現(xiàn)執(zhí)行元件（油缸）的進程和回程的油路換向。單向節(jié)流閥以節(jié)流調(diào)速改變工作速度?；赜吐返挠鸵杭耙缌鏖y的余油匯集后經(jīng)連接塊的溢流口流回油箱。5 操作和保養(yǎng)5.1 根據(jù)液壓系統(tǒng)圖及表2，按照所要驅(qū)動的碎煤機液壓缸，將快速接頭體及尼龍墊圈與油缸的接頭相聯(lián)接。并且檢查管路各接頭是否可靠。5.2 檢查油泵電機的轉(zhuǎn)向是否正確。從軸頭方向觀察應(yīng)為順時針方向旋轉(zhuǎn)。5.3 起動前油箱油面應(yīng)位于油標(biāo)的上端。起動后油面應(yīng)處于油標(biāo)中可視位置。若從油標(biāo)中看不到油面時應(yīng)補充油，見下圖

5、。5.4 緩緩轉(zhuǎn)動電機（或反復(fù)起動電機），使泵的排出管卸載，排出泵體內(nèi)及管路中的空氣。5.5 電機停轉(zhuǎn)后重新起動時，需間隔一分鐘方可進行。5.6 調(diào)整溢流閥的壓力到75bar,若需要更高的工作壓力時，可作相應(yīng)的調(diào)整，但不允許超過14 0bar。5.7 工作油的粘度為1738厘斯（2.55°E），推薦采用30#機油。5.8 正常油溫為1060，當(dāng)起動時油溫低于0，要對工作油預(yù)熱，待油溫升至5方可進行。5.9 從空氣濾清器向油箱內(nèi)注漬，其濾網(wǎng)的過濾精度主為120目/寸。5.10 應(yīng)定期取樣檢查工作油的顏色、透明度、沉淀物及氣味等，若油變質(zhì)或嚴重污染，應(yīng)及時更換。一般每一年應(yīng)更換一次。6

6、故障及排除方法序號故障性質(zhì)產(chǎn)生原因排除方法1油泵排油，但達不到工作壓力1 溢流閥動作不良2 油壓回路無負荷3 系統(tǒng)漏油1 拆卸閥體檢查修復(fù)2 檢查油路加負荷3 檢查管道制止泄漏2有壓力但不排油或者容積效率下降1 泵內(nèi)密封件損壞2 吸入異物在滑動部分產(chǎn)生異常摩擦1 與制造廠聯(lián)系進行修理2 進行檢查排除異物3噪聲過大1 吸入管太細2 吸油口濾油器堵塞3 吸入管或其他部位吸入空氣4 油箱內(nèi)有氣泡5 油箱內(nèi)油面過低6 泵的安裝基礎(chǔ)剛性不足7 轉(zhuǎn)速和壓力超出規(guī)定值8 聯(lián)軸器噪聲大1 更換較大內(nèi)徑的油管2 清洗3 向吸入管注油找出不良處4 檢查回油路防止發(fā)生氣泡5 加油到規(guī)定油面6 提高安裝基礎(chǔ)剛度7 檢

7、查轉(zhuǎn)速、壓力及油路8 檢查聯(lián)軸器有無損傷或錯位過大4油泵發(fā)熱1 容積效率不良，泵內(nèi)進入空氣2 軸承磨損3 油粘度過高，潤滑不良油污嚴重1 排除空氣，提高容積效率2 更換新軸承3 更換新油7 附：液壓系統(tǒng)圖 性能參數(shù)項目單位數(shù)據(jù)額定流量L/min8.19標(biāo)定壓力bar75功率KW1.5轉(zhuǎn)速r/min940液壓用油30#機油油箱加油量L60±1012EF1-25空氣濾清器Q=66L/min,濾面80cm2,精度0.9mm1溫州輕紡機械廠11JB1957-77卡套式壓力表管接頭G6 M14*1.51上海液壓附件廠10Y-60壓力表P=0160bar1陽泉儀表廠9Q/ZB275-77快速接頭

8、（兩端開閉）Dg=10mm,P=320bar,Q=40L/min2上海液壓附件廠8JB1885-77膠管總成A型扣壓式，13-3000，P=200bar2上海液壓附件廠7LDF-L10c單向節(jié)流閥Dg=10mm,P=140bar,Q=25L/min2榆次液壓件廠634SM-B10H-T手動換向閥Dg=10mm,P=315bar,Q=40L/min1上海液壓件一廠5YF-B10H-y1溢流閥Dg=10mm,P=70210bar,Q=40L/min14CB-FA10c-FL齒輪油泵P=140bar,n=1800r/min,q=11.27ml/r1榆次液壓件廠3Y100L-6（V1）電動機N=1.5

9、KW,n=940r/min,U=380V12WU-63*80-J吸油口濾清器Dg=25mm，Q=63L，精度80um1上海高行液壓件廠1SY8.3油箱箱內(nèi)492*412*4951序號代號名稱規(guī)格數(shù)量備注SY8型碎煤機液壓站SY8-SM使用說明書液壓系統(tǒng)圖山西電力設(shè)備廠OPERATING INSTRUCTIONSFORTYPE SY8 HYORAULIC STATION OF COAL CRUSHERSHANXI POWER EQUIPMENT PLANT 1. Designation of type are as follows: S Y 8 Rate flow shown in integr

10、al part Initial letter of Chinese phonetic alphabet for Hydraulic Station Initial letter of Chinese phonetic alphabet for coal crusher 2. Applications Type SY8 hydraulic station of coal crusher is a matched product of the HCS series ring hammer coal crusher. It is used to actuate the hydraulic cylin

11、ders to open and close the front and rear machine covers and reset the screen deck frame so as to be convenient for inspection and repair of the coal crusher. This hydraulic station can be also used for inspection and repair of other equipment or where weights are necessary to be supported. 3. Techn

12、ical specifications Technical parameters of the hydraulic system of the hydraulic station and performance of the activating cylinders are shown separately in Table 1 and Table 2.Table 1 Technical Parameters of Hydraulic SystemItemsUnitDataItemsUnitDataHydraulic pumpTypeFlowPressureL/minMPaCB-FA10C-F

13、L8.197.85Electric motorTypePowerSpeedVoltageKWr/minVY100L-6(V1)1.5940400SystemFlowPressureL/minMPa6.8256.25Effective tank areaL60±10Relief valvePressure regulating scopeNominal operating pressure MPaMPa7147.5Hydraulic oilGradeOil quantity usedkg#30 machine oil57±9.5Table 2 Performance of A

14、ctivating cylindersTypes of coal crushersHCSZ-300HCSP-400HCSQ-700HCSC6HCSC81012Cylinder set No. in the hydraulic circuit diagramInner diameters of hydraulic cylindersPiston rod diametersmmmm63358045 10055 12570Action areaPushing endPulling endcm2cm231.1721.1750.2734.3778.5453.91122.7284.23Actuating

15、force of single cylinderPush on advancing stroketfKN2.3823.373.1430.794.9148.117.6775.17Pull on returning stroketfKN1.6516.162.1521.053.3733.025.6351.59 4. Construction and working principle The hydraulic station is consisted of suction filter, gear pump, relief valve, hand operated directional valv

16、e, one-way throttle valve, hose assembly, quick-release couplings pressure meters and switches, oil pipes, oil tank air filters, etc. When the gear pump is rotated by a AC electric motor through a claw coupling, the pressure oil is brought into a relief valve where the normal pressure is indicated b

17、y a pressure meter. A type M directional valve is used for changing the directions of actuators (hydraulic cylinders) for their advancing and returning strokes. The one-way throttle valve can change the working speed by means of restriction speed regulation. The oil in the return line and remaining

18、oil in the relief valve shall be collected and returned to the oil tank through the discharging opening. 5. Operation and maintenance 5.1 In accordance with the hydraulic system diagram and Table 2 and the construction of the hydraulic cylinders for actuating the coal crusher, the quick-release coup

19、lings and nylon washers shall be connected to the connections of the hydraulic cylinders and the couplings of the line shall be checked for their reliability. 5.2 The electric motor for hydraulic pump shall be inspected for its correct rotating direction. View from the shaft end, the motor shall be

20、rotated clockwise. 5.3 Before starting the oil level of the tank shall be over the oil gauge. After starting the oil level shall be in the oil gauge at a visible opposition. When the oil level can not be found from the oil gauge, oil shall be supplemented in the tank, as shown in the following figur

21、e. Oil levelL1=L/2±5mmUpDown 5.4 The electric motor shall be slowly rotated (or the motor is started repeatedly) to unload the discharging pipe line so as to remove air in the pump body and the pipe line. 5.5 When the electric motor is re-started after it stops, it shall be carried out after on

22、e minute interval. 5.6 The pressure of relief valve shall be adjusted to 7.5MPa, when the more high pressures are required, appropriate adjustment shall be made. It is now allowed to exceed 14 MPa. 5.7 The viscosity of the working oil shall be from 17 centistoke to 38 centistoke (2.55°E) #30 ma

23、chine oil is recommended to use. 5.8 The normal oil temperature shall be from 10 to 60. When oil temperature is below 0 at starting, the working oil shall be warmed up. The machine shall be started when oil temperature reach 5. 5.9 Oil shall be filled to the oil tank from air filter, in which the st

24、rainer has a filtration size of 120 meshes/inch. 5.10 The working oil shall be checked at regular intervals for its colour, transparency, settling material, smell and so on. If the oil is deteriorated or polluted badly, it shall be changed in time. As a rule, oil shall be changed once a year. 6. Mal

25、functions and eliminationSer.No.MalfunctionsCausesElimination1Although the oil pump is discharged, but the operating pressure can not be met1. The relief valve is operated improperly.2. There are no load in the hydraulic circuit.3. Oil leakage are found in the system1. The valve body shall be dismou

26、nted for inspection and repair.2. The hydraulic circuit shall be inspected and loaded.3. The pipe line shall be inspected to prevent from leakage.2There are pressure in the pump but oil can not be discharged or the volume efficiency is cut down.1. The sealings in the pump may be damaged.2. Sucked-in

27、 foreign material produce abnormal friction in the sliding part.1. The manufacturers shall be brought into contact for repair.2. Inspection shall be carried out to eliminate foreign material.3Excessive noise are found1. The suction line is too thin.2. The filter at the suction inlet is blocked.3. Ai

28、r are sucked in the suction line or other parts.4. There are air bubbles in the oil tank.5. The oil level is too low in the oil tank.6. The installation foundation is short of rigidness.7. The speed and pressure exceed the specified values.8. There is a big noise at the coupling.1. The oil pipe or h

29、ose with bigger diameters shall be replaced.2. Cleaning and washing shall be carried out.3. The suction line shall be filled with oil to find the improper positions.4. The return oil line shall be inspected to prevent from producing bubbles.5. Oil shall be filled to the specified level.6. The rigidn

30、ess of the installing foundation shall be improved.7. The speed, pressure and oil circuit shall be inspected.8. The coupling shall be checked for damage or excessive misalignment.4Heating is produced in the oil pump1. The volume efficiency is improper or air enter into the pump.2. The bearing is wor

31、n.3. Viscosity of oil is too high, lubrication is improper and oil is polluted badly.1. Air shall be exhausted and volume efficiency shall be improved.2. New bearing shall be replaced.3. Oil shall be changed or replaced.PerformanceActuating cylinder setsItemsUnitDataType of coal crusherNumber of hyd

32、raulic cylinder setsAssembly drawing No. of hydraulic cylindersRate flowL/min8.19HCSZ-300HCSQ-300-10.00.00NormalPressureMpa7.5HCSP-400HCSP-700HCSQ-700-01-00PowerKW1.5HCSC6HCSC6.9(2)Speedr/min940HCSC8HCSC8-09.00.00HydraulicOil#30machine oilHCSC12HCSC12-11.00.00Tank filling CapacityL60±10Notes: -Front cover cylinder -Rear cover cylinder The hydraulic station driving shall be provided accord