Some standard content:
[C5 73.120
Machinery Industry Standard of the People's Republic of China
JB/T8914-1999
Tube mill
1999-06-28 Issued
National Bureau of Machinery Industry
2000-01-01 Implementation
JB/T8914-1999
This standard is an appendix to the specification.
This standard is proposed and managed by the National Technical Committee for Standardization of Mining Machinery. The responsible drafting unit of this standard: CITIC Heavy Machinery Company. The main drafters of this standard are Tao Huizang, Lin Jing, Huang Lida, Du Qiang, Guo Ming. 1 Scope
Machinery Industry Standard of the People's Republic of China
Tubr mill
JB/T 8914-1999
This standard specifies the product classification, naming, basic parameters, technical requirements, test methods, inspection rules, marking, packaging, transportation and storage of tube mills.
This standard is applicable to tube mills used in industries such as cement, metallurgy and chemical industry. 2 Reference standards
The clauses contained in the following standards become the clauses of this standard through their use in this standard. When this standard is published, the versions shown are valid. All standards will be revised. All parties using this standard should explore the possibility of using the latest versions of the following standards. GBT700—1988
GB1184—1996
GB/T 1541—1994
GB/T1802—1579
GB/T1804—1992
GB/T3323—1987
GB/T 233—1987
GD/T 9444—1989
GB.T10095—1988
-GB/T 11345-1989
GB/T 11352—1989
GB/T 13306-15951
GB/［13384—1992
JB/11604—1998
JE5000.12—1998
3 Product classification and naming
Carbon structural steel
Shape and position tolerances without indicating tolerance values
Low-density high-strength structural steel
Tolerances and matching dimensions Commonly used hole and shaft tolerance zones from 500mm to 3150mu--General tolerances of linear dimensions without indicating tolerances
Safety colors
Steel fusion welded butt joints Radiographic quality grading method for steel parts overproduction flaw detection method and quality rating method Magnetic particle flaw detection and quality rating method for copper parts Accuracy of involute cylindrical gear
Manual flaw detection method and flaw detection result classification of inclined welds General engineering magnetic steel parts
General technical conditions for packaging of electromechanical products
Product model compilation method of expansion machine
General technical conditions for straight machinery
3.1 Types of tube mills can be divided into continuous flow type and continuous flow type according to process flow: wet type and continuous flow type according to the feeding method: center transmission type and side transmission type according to the transmission method; central type and side transmission type according to the feeding and unloading method: the name of the tube mill can be divided into raw material mill and cement mill according to the different grinding materials
3.2 The number representation method of tube mills shall comply with the provisions of JBT[504. 3.3 The basic cost of tube mills shall comply with the provisions of Table 1. Approved by the State Machinery Industry Corporation on 1999-06-28 and implemented on 2000-01-01
Direct inspection specification
Drying material densitybzxz.net
Water mixing
Production capacity per unit volume
0.37-0.60
0.30-0.45
JB/T8914—1999
Single cumulative performance test
Ball filling per unit volume
Ratio of machine speed to critical
speed
0 70-40.85
0.65-0.78
Note: The production refers to the material size of 25mm and the raw material is medium hard. Fineness 49D0 hole/cm, I: sieve residue 10%-12%, 425*. Cement alcohol content specific surface area 200~300cmg when the production capacity
3. Tube mill specifications and basic turbulence parameters are shown in Appendix A (suggested Appendix). 4 Technical requirements
4.1 Basic requirements
4.1. The mill shall meet the requirements of the standard and be manufactured according to the drawings and technical specifications approved by the prescribed procedures. This standard specifies the technical requirements and shall comply with the provisions of national standards and relevant general standards of the electromechanical industry. 4.1.2 The limit deviation of the dimensions without tolerances on the drawings shall comply with the provisions of GB/T1804. The dimensions of the non-mechanically processed parts shall comply with the provisions of GB/T1804. The dimensions of the welded non-mechanically processed parts shall comply with the provisions of GB/T1804. The roundness and cylindricality tolerances of the matching surfaces without tolerances shall be half of the true diameter tolerance.
4.1.3 The dimensions of the interchangeable parts and spare parts should be consistent with each other. 4.1.4 According to the user's ordering requirements. The transmission device of the edge drive mill can be arranged in the left-hand and right-hand cutting type. 4.1.5 The structure of the general machine should be able to ensure the interchangeability of the replaceable parts of the transmission device, auxiliary bearing, cylinder and discharge hollow shaft of the same type and specification mill.
4.2 Main parts and components requirements
4.2.1 Cylinder
4.2.1.1 Cylinder and flange material
a) Carbon steel should not be lower than the provisions of Q235=B in GD/T700; for steel plates with a thickness of less than 20mm, it is allowed to use not less than the provisions of Q235-A in T1591.
b) Low alloy steel should not be lower than the provisions of Q345 in T1591. 4.2.1.2 Light flaw detection requirements
) Each link must be inspected for flaws. When ultrasonic flaw detection is used, the detection length is 25%; when radiographic flaw detection is used, the detection length is 15%. All T-type source seams and the circumferential welds connecting the body and the end cover must be fully inspected. b) Quality assessment of welded chains: When ultra-clean wave flaw detection is used, it is in accordance with T4 grade in GR.T1134.5; when radiographic flaw detection is used, it is in accordance with grade G/T3323.
4.2.1.3 Tolerances of two flanges of the simplified body
#) The coaxiality of the flanges at both ends to the axis of the simplified body is 6mm; b) The coaxiality tolerance of the flanges at both ends is Grade 8 in GB/T1184; d) The diameter tolerance of the flanges at both ends is Grade F in GB/T8n2; d) The runout tolerance of the flange end to the end face of the circular shaft is Grade 8 in B/T8914-1999; e) The position tolerance of the flange bolt hole is tmm. 4.2.2 Hollow shaft
4.2.2.1 The material composition shall comply with the provisions of GB11352, 2G230450, ZG270-500. 4.2.2.2 Flaw detection of hollow shaft
! Inspection location: inner and outer corners of the shaft root, shaft diameter and shaft area: b) Internal inspection, qualified according to GT7233 intermediate level. c) Surface powder inspection, qualified according to GBT9444 level 2. 4.2.2.3 The roughness of the small hollow shaft is less than the requirements of Figure 1. Figure 1
4.2.3 The bearing alloy and the bearing body of the bearing should be tightly combined, and there should be no defects such as stripping. The surface density of the bearing is R,1.6.
4.2.4 The nominal wrap angle of the main shaft is 120%, and the minimum deviation of the diameter shall comply with the provisions of Table 2. The nominal true diameter of the cutting 2
nominal hundred diameter
4.2.5 The manufacturing screen of the large and small gears shall not be lower than the 9-8-8 level in GR/T10095. 4.3 Assembly and installation requirements of the upper parts
4.3.1 The surface clearance between the upper bearing and the hollow shaft shall comply with the provisions of Table 3. The measurement position is shown in Figure 2: b The distribution area of the matching contact spots is shown in Figure 2, and the class points should be accompanied by the mother The line has the same width over the entire length, and is distributed approximately inversely, and the interval between points is not more than 5mm:
) When the side barrier or the point distribution does not meet the requirements, it is allowed to be buried in the original replacement zone, but the contact angle should not be less than 35
Nominal diameter
Nominal straight inspection
0.12-0.19
0.25-0.30
0.14-0.21
0.26-0.35
Hollow shaft treatment
Surface development
Rail alloy area
Shenhe Jieshen area
0.16--0 23
0.18-0 25
4.3.2. The outer spherical surface of the main bearing and the inner spherical surface of the independent bearing seat are in contact with each other; 12.0D0
n.20-0.27
0.3J~0.43
(.23-0.29
0.34-0.46
0.24~D.31
0.39-0.54
a) The circumferential angle of the spherical contact is not less than 4s°, and the axial angle is not less than 10°. The contact width shall not be greater than one-tenth of the ball seat width, but shall not be less than 10mm:
) The distribution of contact points shall be uniform and continuous, and the contact points shall not be greater than 10mm. When the matching requirements are not met, scraping and grinding within the specified contact range are allowed. The distribution of contact spots shall be uniform and continuous, and the interval height shall not be greater than 15mm. 4.3.3 For the requirements of 4.3.1 and 4.3.2, the matching mark shall be printed on the parts after acceptance. 4
.THT8914—1999
4.3.4 After the main bearing and the bearing seat are assembled, the cooling water channel and joints shall be subjected to a water pressure test of not less than 0.SMPu, and the duration shall not be less than 10min.
4.3.5 After the non-axial oil pressure oil pipe channel is assembled, an oil pressure test of not less than 32MPu shall be carried out, and the duration shall not be less than 5min. 4.3.6 After the hollow shaft and the cylinder are assembled, the pre-set axial tolerance of the two hollow shafts is 0.5mm: the end face round runout tolerance of the auxiliary bearing shall be in accordance with the 10th grade in GB/T1184.
4.3.1 After the large gear is assembled, the top radial runout shall not exceed 0.25% of the diameter of the section, and the stem side runout shall not exceed 0.35% of the installed height diameter
4.3. The plate (outside the lining plate), partition plate, feed bushing and discharge lining and other parts in the mill cylinder shall be assembled in the factory. The clearance after assembly shall meet the sample requirements. 4.3.9 After the large wheel and the small gear are assembled, the clearance between the teeth shall meet the requirements of Table 4. Table 4
Center dead
Interval limit
||>125D-1600
0.85-1.05
1600-2000
1.06-1.30
>2000-2500
1.32-1.55
>250-3150
1.60-1.90
>3150-40D0
: 1.92-2 17
4.3.10 The painting of pipe mill shall comply with the relevant provisions of 5000.12 and the drawings. Products without anti-rust oil and anti-corrosion agent shall not leave the factory. 4.4 Operation requirements
The temperature of the main bearing shall not exceed 65℃.
4.5 Safety requirements
4.5.1 Large assemblies and parts shall be equipped with hooks, lifting rings, lifting devices and other hanging devices for lifting. 4.5.2 The rotating parts of the transmission device shall be equipped with protective covers or protective covers. 4.5.3 According to the requirements of 0B289, the outer surface of the protective cover of the rotating part of the transmission device shall be painted red. 4.5.4 The noise sound pressure level of the tube mill during the no-load test shall not exceed 90dB (A). 4. Completeness
The complete set supply specifications of the tube mill are as follows:
) Auxiliary water body (including inlet and outlet equipment, synchronous rotating parts, bearings, etc.) b) Transmission device [including motor, transmission and coupling, etc.; central transmission sensor is determined by the supply and demand parties); ) Lubrication and cooling device.
5 Test methods and inspection rules
S.1 Each tube mill must be inspected and qualified by the quality inspection department of the manufacturer before it can be shipped out of the factory, and it must be accompanied by a certificate proving that the product is qualified. S.2 The annual inspection is carried out at the site of use, and the manufacturer should send someone to supervise and guide. 5.3 The tube mill must be inspected and tested before it can be tested. 5.4 The no-load (no grinding body is installed in the cylinder) test run should be inspected according to the following requirements:) The motor, the electronic control system start-up, operation and the operation of the connecting devices of each part should be: h] The lubrication devices and cooling systems of each part work normally, and the reverse and positive values of the inspection instruments; the temperature of each lubrication point is:
] The mill runs smoothly, and the transmission of the large and small gears and the final reducer should not have abnormal vibration and noise; JB/T8914—1999
. ! There should be no oil leakage, oil seepage, etc. in the bearings, gear covers, reducers and all parts of the lubrication system; f) There should be no abnormal phenomenon during reverse operation for 2 hours.
5.5 The load test should be carried out after the no-load test, and the following requirements should be met: a] Before operation, load 20%-30% of the rated load of the grinding material in the body. After operation, increase the load by 10% every 24 hours until it runs continuously for 96 hours at full load;
1) During the test, in addition to the prescribed inspections for the no-load test, it is also necessary to check whether the current and vibration of the motor are normal, there should be no vibration of the fastening bolts at all places, and there should be no ash leakage in the body and the inlet and outlet devices. The bearing temperature should meet the requirements of 4.4. 6 Marking, packaging, transportation and storage
6! Each tube mill shall have a product label fixed on a conspicuous place. Its type and size shall comply with the provisions of GB/T13306, and shall indicate the following contents:
a) Product name and specifications:
b) Technical specifications of the half;
e) Factory number:
d) Manufacturing date:
e) Manufacturer name
6.2 The tube mill shall be disassembled and packed in accordance with the provisions of GB/T.13384. 6.3 The packaging of the parts shall be firm and reliable, and the parts in the box shall be protected from rain and overflow. 6.4 For the large gear that is disassembled and transported in two halves, reinforcement measures shall be taken to ensure its correct shape and prevent deformation. 6.5 The outside of the packaging box and the operating parts should be clearly marked with text and symbols, including: a) the recipient and address; b) product name, specifications and factory number; box number, dimensions, net weight, gross weight and transportation mark; d) manufacturer name.
6.6 The accompanying technical documents include:
) packing list and complete set delivery list
b) product qualification certificate:
) product manual:
d) installation drawing.
6.7? Before the tube mill is installed and used, the manufacturer and the user should keep all parts and components in good condition to prevent casting purity and deformation. JB/T8914—1999
Appendix A
(Reminder Appendix)
Specifications and basic parameters of the first mill
Specifications and basic parameters of the tube mill are shown in Table A1.A1
±22×6.5
$3 ×9
$32×7+1.8
Water discharge film
Total seat
Ice bubble language
Touliaowan
Chengnidi
This mixed production
Original teaching road
Cement mill
Cement dew
Brown ball sore
. Water bubble mill
Total material seat
Cement mill
Hundred Cement mill
Cement mill
Drying mill
Production capacity
12--14
Power type
Open flow type
Drying circle
Drying mud
Transmission mode
Machine speed
Effective volume
Internal speed
Motor power25%, the surface runout of the stem shall not exceed 0.35% of the installed brush height diameter
4.3. The village plate (outside the lining plate), partition plate, feed bushing and discharge lining pull in the mill cylinder shall be trial-assembled in the manufacturer. The clearance after assembly shall meet the sample requirements. 4.3.9 The clearance between the gear and the pinion after assembly shall meet the requirements of Table 4. Table 4
Center dead
Interval limit||tt| |>125D-1600
0.85-1.05
1600-2000
1.06-1.30
>2000-2500
1.32-1.55
>250-3150
1.60-1.90
>3150-40D0
: 1.92-2 17
4.3.10 The painting of pipe mill shall comply with the relevant provisions of 5000.12 and the drawings. Products without anti-rust oil and anti-corrosion agent shall not leave the factory. 4.4 Operation requirements
The temperature of the main bearing shall not exceed 65℃.
4.5 Safety requirements
4.5.1 Large assemblies and parts shall be equipped with hooks, lifting rings, lifting devices and other hanging devices for lifting. 4.5.2 The rotating parts of the transmission device shall be equipped with protective covers or protective covers. 4.5.3 According to the requirements of 0B289, the outer surface of the protective cover of the rotating part of the transmission device shall be painted red. 4.5.4 The noise sound pressure level of the tube mill during the no-load test shall not exceed 90dB (A). 4. Completeness
The complete set supply specifications of the tube mill are as follows:
) Auxiliary water body (including inlet and outlet equipment, synchronous rotating parts, bearings, etc.) b) Transmission device [including motor, transmission and coupling, etc.; central transmission sensor is determined by the supply and demand parties); ) Lubrication and cooling device.
5 Test methods and inspection rules
S.1 Each tube mill must be inspected and qualified by the quality inspection department of the manufacturer before it can be shipped out of the factory, and it must be accompanied by a certificate proving that the product is qualified. S.2 The annual inspection is carried out at the site of use, and the manufacturer should send someone to supervise and guide. 5.3 The tube mill must be inspected and tested before it can be tested. 5.4 The no-load (no grinding body is installed in the cylinder) test run should be inspected according to the following requirements:) The motor, the electronic control system start-up, operation and the operation of the connecting devices of each part should be: h] The lubrication devices and cooling systems of each part work normally, and the reverse and positive values of the inspection instruments; the temperature of each lubrication point is:
] The mill runs smoothly, and the transmission of the large and small gears and the final reducer should not have abnormal vibration and noise; JB/T8914—1999
. ! There should be no oil leakage, oil seepage, etc. in the bearings, gear covers, reducers and all parts of the lubrication system; f) There should be no abnormal phenomenon during reverse operation for 2 hours.
5.5 The load test should be carried out after the no-load test, and the following requirements should be met: a] Before operation, load 20%-30% of the rated load of the grinding material in the body. After operation, increase the load by 10% every 24 hours until it runs continuously for 96 hours at full load;
1) During the test, in addition to the prescribed inspections for the no-load test, it is also necessary to check whether the current and vibration of the motor are normal, there should be no vibration of the fastening bolts at all places, and there should be no ash leakage in the body and the inlet and outlet devices. The bearing temperature should meet the requirements of 4.4. 6 Marking, packaging, transportation and storage
6! Each tube mill shall have a product label fixed on a conspicuous place. Its type and size shall comply with the provisions of GB/T13306, and shall indicate the following contents:
a) Product name and specifications:
b) Technical specifications of the half;
e) Factory number:
d) Manufacturing date:
e) Manufacturer name
6.2 The tube mill shall be disassembled and packed in accordance with the provisions of GB/T.13384. 6.3 The packaging of the parts shall be firm and reliable, and the parts in the box shall be protected from rain and overflow. 6.4 For the large gear that is disassembled and transported in two halves, reinforcement measures shall be taken to ensure its correct shape and prevent deformation. 6.5 The outside of the packaging box and the operating parts should be clearly marked with text and symbols, including: a) the recipient and address; b) product name, specifications and factory number; box number, dimensions, net weight, gross weight and transportation mark; d) manufacturer name.
6.6 The accompanying technical documents include:
) packing list and complete set delivery list
b) product qualification certificate:
) product manual:
d) installation drawing.
6.7? Before the tube mill is installed and used, the manufacturer and the user should keep all parts and components in good condition to prevent casting purity and deformation. JB/T8914—1999
Appendix A
(Reminder Appendix)
Specifications and basic parameters of the first mill
Specifications and basic parameters of the tube mill are shown in Table A1.A1
±22×6.5
$3 ×9
$32×7+1.8
Water discharge film
Total seat
Ice bubble language
Touliaowan
Chengnidi
This mixed production
Original teaching road
Cement mill
Cement dew
Brown ball sore
. Water bubble mill
Total material seat
Cement mill
Hundred Cement mill
Cement mill
Drying mill
Production capacity
12--14
Power type
Open flow type
Drying circle
Drying mud
Transmission mode
Machine speed
Effective volume
Internal speed
Motor power25%, the surface runout of the stem shall not exceed 0.35% of the installed brush height diameter
4.3. The village plate (outside the lining plate), partition plate, feed bushing and discharge lining pull in the mill cylinder shall be trial-assembled in the manufacturer. The clearance after assembly shall meet the sample requirements. 4.3.9 The clearance between the gear and the pinion after assembly shall meet the requirements of Table 4. Table 4
Center dead
Interval limit||tt| |>125D-1600
0.85-1.05
1600-2000
1.06-1.30
>2000-2500
1.32-1.55
>250-3150
1.60-1.90
>3150-40D0
: 1.92-2 17
4.3.10 The painting of pipe mill shall comply with the relevant provisions of 5000.12 and the drawings. Products without anti-rust oil and anti-corrosion agent shall not leave the factory. 4.4 Operation requirements
The temperature of the main bearing shall not exceed 65℃.
4.5 Safety requirements
4.5.1 Large assemblies and parts shall be equipped with hooks, lifting rings, lifting devices and other hanging devices for lifting. 4.5.2 The rotating parts of the transmission device shall be equipped with protective covers or protective covers. 4.5.3 According to the requirements of 0B289, the outer surface of the protective cover of the rotating part of the transmission device shall be painted red. 4.5.4 The noise sound pressure level of the tube mill during the no-load test shall not exceed 90dB (A). 4. Completeness
The complete set supply specifications of the tube mill are as follows:
) Auxiliary water body (including inlet and outlet equipment, synchronous rotating parts, bearings, etc.) b) Transmission device [including motor, transmission and coupling, etc.; central transmission sensor is determined by the supply and demand parties); ) Lubrication and cooling device.
5 Test methods and inspection rules
S.1 Each tube mill must be inspected and qualified by the quality inspection department of the manufacturer before it can be shipped out of the factory, and it must be accompanied by a certificate proving that the product is qualified. S.2 The annual inspection is carried out at the site of use, and the manufacturer should send someone to supervise and guide. 5.3 The tube mill must be inspected and tested before it can be tested. 5.4 The no-load (no grinding body is installed in the cylinder) test run should be inspected according to the following requirements:) The motor, the electronic control system start-up, operation and the operation of the connecting devices of each part should be: h] The lubrication devices and cooling systems of each part work normally, and the reverse and positive values of the inspection instruments; the temperature of each lubrication point is:
] The mill runs smoothly, and the transmission of the large and small gears and the final reducer should not have abnormal vibration and noise; JB/T8914—1999
. ! There should be no oil leakage, oil seepage, etc. in the bearings, gear covers, reducers and all parts of the lubrication system; f) There should be no abnormal phenomenon during reverse operation for 2 hours.
5.5 The load test should be carried out after the no-load test, and the following requirements should be met: a] Before operation, load 20%-30% of the rated load of the grinding material in the body. After operation, increase the load by 10% every 24 hours until it is fully loaded and continuously operated for 96 hours;
1) During the test, in addition to the prescribed inspections for the no-load test, it is also necessary to check whether the current and vibration of the motor are normal, there should be no vibration of the fastening bolts at all places, and there is no ash leakage in the body and the feeding and discharging devices. The bearing temperature should meet the requirements of 4.4. 6 Marking, packaging, transportation and storage
6! Each tube mill shall have a product label fixed on a conspicuous place. Its type and size shall comply with the provisions of GB/T13306, and shall indicate the following contents:
a) Product name and specifications:
b) Technical specifications of the half;
e) Factory number:
d) Manufacturing date:
e) Manufacturer name
6.2 The tube mill shall be disassembled and packed in accordance with the provisions of GB/T.13384. 6.3 The packaging of the parts shall be firm and reliable, and the parts in the box shall be protected from rain and overflow. 6.4 For the large gear that is disassembled and transported in two halves, reinforcement measures shall be taken to ensure its correct shape and prevent deformation. 6.5 The outside of the packaging box and the operating parts should be clearly marked with text and symbols, including: a) the recipient and address; b) product name, specifications and factory number; box number, dimensions, net weight, gross weight and transportation mark; d) manufacturer name.
6.6 The accompanying technical documents include:
) packing list and complete set delivery list
b) product qualification certificate:
) product manual:
d) installation drawing.
6.7? Before the tube mill is installed and used, the manufacturer and the user should keep all parts and components in good condition to prevent casting purity and deformation. JB/T8914—1999
Appendix A
(Reminder Appendix)
Specifications and basic parameters of the first mill
Specifications and basic parameters of the tube mill are shown in Table A1.A1
±22×6.5
$3 ×9
$32×7+1.8
Water discharge film
Total seat
Ice bubble language
Touliaowan
Chengnidi
This mixed production
Original teaching road
Cement mill
Cement dew
Brown ball sore
. Water bubble mill
Total material seat
Cement mill
Hundred Cement mill
Cement mill
Drying mill
Production capacity
12--14
Power type
Open flow type
Drying circle
Drying mud
Transmission mode
Machine speed
Effective volume
Internal speed
Motor power5 The load test should be carried out after the no-load test, and should meet the following requirements: a) Before operation, load the grinding body with materials of 20%-30% of the rated load. After operation, increase the load by 10% every 24 hours until it runs continuously for 96 hours at full load;
During the test, in addition to the prescribed inspections for the no-load test, check whether the current and vibration of the motor are normal, there should be no vibration of the fastening bolts, no ash leakage from the feed and discharge devices, and the bearing temperature should meet the requirements of 4.4. 6 Marking, packaging, transportation and storage
6! Each tube mill shall have a product label fixed on a conspicuous place. Its type and size shall comply with the provisions of GB/T13306, and shall indicate the following contents:
a) Product name and specifications:
b) Technical specifications of the half;
e) Factory number:
d) Manufacturing date:
e) Manufacturer name
6.2 The tube mill shall be disassembled and packed in accordance with the provisions of GB/T.13384. 6.3 The packaging of the parts shall be firm and reliable, and the parts in the box shall be protected from rain and overflow. 6.4 For the large gear that is disassembled and transported in two halves, reinforcement measures shall be taken to ensure its correct shape and prevent deformation. 6.5 The outside of the packaging box and the operating parts should be clearly marked with text and symbols, including: a) the recipient and address; b) product name, specifications and factory number; box number, dimensions, net weight, gross weight and transportation mark; d) manufacturer name.
6.6 The accompanying technical documents include:
) packing list and complete set delivery list
b) product qualification certificate:
) product manual:
d) installation drawing.
6.7? Before the tube mill is installed and used, the manufacturer and the user should keep all parts and components in good condition to prevent casting purity and deformation. JB/T8914—1999
Appendix A
(Reminder Appendix)
Specifications and basic parameters of the first mill
Specifications and basic parameters of the tube mill are shown in Table A1.A1
±22×6.5
$3 ×9
$32×7+1.8
Water discharge film
Total seat
Ice bubble language
Touliaowan
Chengnidi
This mixed production
Original teaching road
Cement mill
Cement dew
Brown ball sore
. Water bubble mill
Total material seat
Cement mill
Hundred Cement mill
Cement mill
Drying mill
Production capacity
12--14
Power type
Open flow type
Drying circle
Drying mud
Transmission mode
Machine speed
Effective volume
Internal speed
Motor power5 The load test should be carried out after the no-load test, and the following requirements should be met: a) Before operation, load the grinding body with materials of 20%-30% of the rated load. After operation, increase the load by 10% every 24 hours until it runs continuously for 96 hours at full load;
10,000) During the test, in addition to the prescribed inspections for the no-load test, it is also necessary to check whether the current and vibration of the motor are normal, there should be no vibration of the fastening bolts at all places, no ash leakage from the feed and discharge devices, and the bearing temperature should meet the requirements of 4.4. 6 Marking, packaging, transportation and storage
6! Each tube mill shall have a product label fixed on a conspicuous place. Its type and size shall comply with the provisions of GB/T13306, and shall indicate the following contents:
a) Product name and specifications:
b) Technical specifications of the half;
e) Factory number:
d) Manufacturing date:
e) Manufacturer name
6.2 The tube mill shall be disassembled and packed in accordance with the provisions of GB/T.13384. 6.3 The packaging of the parts shall be firm and reliable, and the parts in the box shall be protected from rain and overflow. 6.4 For the large gear that is disassembled and transported in two halves, reinforcement measures shall be taken to ensure its correct shape and prevent deformation. 6.5 The outside of the packaging box and the operating parts should be clearly marked with text and symbols, including: a) the recipient and address; b) product name, specifications and factory number; box number, dimensions, net weight, gross weight and transportation mark; d) manufacturer name.
6.6 The accompanying technical documents include:
) packing list and complete set delivery list
b) product qualification certificate:
) product manual:
d) installation drawing.
6.7? Before the tube mill is installed and used, the manufacturer and the user should keep all parts and components in good condition to prevent casting purity and deformation. JB/T8914—1999
Appendix A
(Reminder Appendix)
Specifications and basic parameters of the first mill
Specifications and basic parameters of the tube mill are shown in Table A1.A1
±22×6.5
$3 ×9
$32×7+1.8
Water discharge film
Total seat
Ice bubble language
Touliaowan
Chengnidi
This mixed production
Original teaching road
Cement mill
Cement dew
Brown ball sore
. Water bubble mill
Total material seat
Cement mill
Hundred Cement mill
Cement mill
Drying mill
Production capacity
12--14
Power type
Open flow type
Drying circle
Drying mud
Transmission mode
Machine speed
Effective volume
Internal speed
Motor power
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