Some standard content:
Mechanical Industry Standard of the People's Republic of China
JB/T6118—92
TCL Sedimentation Filter Centrifuge
Published on June 9, 1992
Implementation by the Ministry of Machinery and Electronics Industry of the People's Republic of China on January 1, 1993
Mechanical Industry Standard of the People's Republic of China
TCL Sedimentation Filter Centrifuge
Subject Content and Scope of Application
JB/T6118—92
This standard specifies the type, basic parameters and dimensions, technical requirements, test methods and acceptance rules, marking, packaging, transportation and storage of TCL sedimentation filter centrifuge
This standard applies to TCL sedimentation filter centrifuge. Cited standards
GB3768
GB/T13306
JB/ZZ4
JB1152
JB/ZQ4000.10
JB/ZQ4286
Simplified method for determination of sound power level of noise source
Balance of rigid rotating parts
General technical conditions for ultrasonic flaw detection and painting of butt welds of boilers and steel pressure vessels
General technical conditions for packaging
3 Type, basic parameters and dimensions
The type of centrifuge should be horizontal sedimentation filter centrifuge. 3.2 Product model representation
Drum length (dm)
Drum diameter (dm)
Filtration (filtration)
Sedimentation (sedimentation)
Dehydration (dehydration)
3.3 The basic parameters of the centrifuge shall comply with the provisions of Table 1, and the process parameters shall comply with the provisions of Table 2. Approved by the Ministry of Machinery and Electronics Industry on June 9, 1992 and implemented on January 1, 1993
Drum diameter at large end
Drum length
Drum speed
Main motor power
Main motor speed
Differential model
Differential speed ratio
Overall dimensions (length × width × height)
Machine weight (excluding electronic control)
TCL-0918
TCL-0924||t t||TCL-1134
TCL-1418
4Technical requirements
Processing materials
Floating coarse coal
Native coal slime
Floating coarse coal
Native coal slime
Floating coarse coal
Native coal slime
Pipeline coal transportation
Native coarse coal
Floating coal
Cyclone underflow
JB/T6118—92
TCL -0918
800~1000
20/1~80/1
TCL-0924
800~1000
110150
20/1~80/1
TCL-1134
9001300
22 5300
20/1~80/1
TCL-1418
480~650||t t||20/1~80/1
4640×2900×14709220×2860×24704700×4170×20504040×3500×1470
-0.044mm particle size content
0.5~0.1mm
feed concentration (weight)
60~100
The centrifuge shall comply with the requirements of this standard and be manufactured in accordance with the drawings and technical documents approved by the prescribed procedures. Any general technical requirements not specified in this standard shall comply with the provisions of the corresponding relevant standards. Working conditions
The feed of the centrifuge must be continuous and uniform, and the feed conditions shall meet the requirements of Table 2. The feeding system shall have a device that can prevent materials larger than 6mm from entering the centrifuge. Refers to
External moisture of the product
Flexible connections should be used for the feed pipe, water pipe, drainage and discharge funnel, power supply and signal lines connected to the centrifuge. 4.4 The centrifuge must meet the following requirements:
The centrifuge rotates flexibly, smoothly and without obstruction;%
JB/T6118-92
Each protective cover is installed in the correct position, without friction or collision; the lubrication system works normally and stably, and no leakage is allowed in the connecting pipes, joints, components and oil tanks: the electrical part operates correctly, the control is sensitive, and each protection system is reliable and effective: the temperature rise of each lubrication point shall not be greater than 30°C when no-load, and the temperature rise shall not be greater than 40°C when loaded; the noise sound power level of the centrifuge when no-load should comply with environmental protection regulations; the effective value of the vibration velocity measured at the main bearing when the centrifuge is no-load is not Exceeding the values listed in Table 3 Table 3
Vibration speed
TCL-0918
TCL-0924
TCL-1134
TCL1418
The contact surfaces between the free end bearing seat and the fixed end bearing seat and the outer ring of the bearing and the contact surfaces between the upper and lower boxes shall not have defects such as slag inclusions, shrinkage holes and cracks 4.6 Discharge end flange shaft
The discharge end flange shaft welds shall comply with the requirements of JB1152 IⅡI level, 4.6.2
The discharge end flange shaft shall be dynamically balanced and meet the requirements of JB/ZZ4G2.5 level, and the balance weight shall be the same as the body material. 4.7 Simplified body
The annular welds of the simplified body shall comply with the requirements of JB1152 II level. 4.7.2
After the ceramic lining of the cylinder is bonded and cured, its shear strength shall not be less than 7.5MPa, and dynamic balance shall be performed, which meets the G2.5 level requirements of JB/ZZ4, and the balance weight shall be the same as the body material. 4.8
Screw conveyor
The blades of the screw conveyor shall be accurately made, with smooth surface and smooth welds. After the ceramic blades of the screw conveyor are bonded and cured, its shear strength shall not be less than 7.5MPa, and dynamic balance shall be performed, which meets the G2.5 level requirements of JB/ZZ4, and the balance weight shall be the same as the body material. 4.9
Overflow end flange shaft
The weld of the overflow end flange shaft shall meet the requirements of JB1152 Level II. The overflow end flange shaft shall be dynamically balanced, which meets the G2.5 level requirements of JB/ZZ4, and the balance weight shall be the same as the body material. The pulley must be dynamically balanced and meet the G2.5 level requirements of JB/ZZ4. The pulley should be corrected by weight removal. Before the differential is assembled with the main engine, it must be tested according to the requirements of Table 4. During the test run, the vibration speed and shaft head temperature rise of the first-stage sun gear shaft (human shaft) are measured every 45 minutes, and the values are not greater than the values listed in Table 5. Table 4
SA57(I)
SA57(I)
SA57()
SA57(IV)
Test speed r/min
Test time
SA57(I)
SA57(II)bzxZ.net
SA57(III)
SA57(IV)
Electrical part
JB /T611892
Vibration speed
Vertical direction
Horizontal direction
Axle head temperature rise
The circuit should ensure that the main motor can be started only when the lubrication motor on the centrifuge is started, the oil pressure and oil temperature are normal, and all protection points are normal. 4.12.2 When the centrifuge is working, when any factor such as oil pressure, oil temperature, torque sensor and limit switch is abnormal, the power supply of the main motor should be automatically cut off.
After the factory test is completed, the paint is applied. The whole machine is painted apple green, and the rest meets the requirements of JB/ZQ4000.10. The average trouble-free working time of the centrifuge is 4800h. Under the conditions of complying with the rules of transportation, storage, installation and use, if the product is damaged or cannot work properly due to poor manufacturing quality within half a year of use or within one year from the date of shipment from the manufacturer, the manufacturer shall repair or replace parts (except wearing parts) for the user free of charge. Test method
Use conventional measuring tools to measure the manufacturing dimensions of each part and the assembly dimensions of the components and the whole machine. The outer edge dimensions of the screw conveyor blades are checked with a special sample. Perform dynamic balancing tests on the feed end flange shaft, cylinder, screw conveyor, overflow end flange shaft, and pulley on the dynamic balancing machine, which shall meet the requirements of this standard.
5.4 Manually turn the wheel to check the flexibility of the rotating part. Check the leakage of the lubrication system during the factory test run to meet the requirements of Article 4.4c. 5.5
5.6 During the test run, use a thermometer to measure the temperature rise of the two main bearings and the transmission bearing, which shall meet the requirements of Article 4.4e. Use a noise meter to measure the noise of the centrifuge according to the provisions of GB3768, which shall meet the requirements of Article 4.4f. 5.7
Use a vibration meter to measure the vibration speed of the centrifuge, which should meet the requirements of 4.4g. Acceptance rules
The following items should be checked before the centrifuge leaves the factory: a.
Differential gears shall be inspected and accepted in accordance with the requirements of Article 4.11;
Electrical parts shall be inspected and accepted in accordance with the requirements of Article 4.12;
The centrifuge shall be tested for no load for no less than 4 hours at the specified speed in the factory, and shall meet the requirements of Articles 4.4e, 4.4f, and 4.4g. The centrifuge shall be inspected by the technical inspection department of the manufacturer before it can be shipped out of the factory, and shall be accompanied by technical documents proving the quality of the product. Marking, packaging, transportation and storage
Each centrifuge shall be fixed with a product label in a conspicuous position. The type and size of the label shall comply with the provisions of GB/T13306 and indicate the following:
Manufacturer name;
Product name and model;
Main technical parameters;
Manufacturing date and factory number.
JB/T6118—92
The packaging of centrifuges shall comply with the provisions of JB/ZQ4286, and export products shall comply with relevant regulations. When the whole machine is transported naked, the exposed electrical equipment shall be partially wrapped, and the exposed processed surface shall be coated with anti-rust oil and wrapped well. Electrical equipment and removed objects on the machine shall be packed in packaging boxes, which shall be firm and reliable, and have rain and moisture-proof measures. There shall be obvious text marks and symbols on the outside of the packaging box, including: a.
Receiving unit, address and destination;
Product name, model and factory number:
Contract number, packaging number;
Outer corridor dimensions, net weight, gross weight, and indicate the lifting line and do not invert the mark or words; d.
Manufacturer name.
Nude parts shall be clearly marked, with the same content as Article 7.5. The accompanying technical documents shall be packed in plastic bags and placed in the packaging box. The documents include: a.
Complete delivery list and packing list;
Product certificate;
Installation and operation instructions;
Spare parts catalog for users to select and order;
Product general drawing.
7.8 When the centrifuge is stored outdoors, it should be protected from rain and snow; electrical equipment should be placed in a dry and clean room to prevent rust and damage. Additional remarks:
This standard was proposed and managed by the Luoyang Mining Machinery Research Institute of the Ministry of Machinery and Electronics Industry. This standard was drafted by the Luoyang Mining Machinery Factory. The main drafter of this standard was Chen Haiyang.
Tip: This standard content only shows part of the intercepted content of the complete standard. If you need the complete standard, please go to the top to download the complete standard document for free.