This standard specifies the classification, requirements, test methods, inspection rules and marking, packaging, transportation and storage of concrete mixers. This standard applies to synchronous concrete mixers with a nominal capacity of 6000L or less (including 6000L). Mixers used in concrete mixing stations (buildings) should also refer to this standard. GB/T 9142-2000 Concrete mixer GB/T9142-2000 Standard download decompression password: www.bzxz.net

ICs_91.220
National Standard of the People's Republic of China
GR/T 9142—2000
Concrete
Mixers
Concrete'mixers
Published on 2000-03-16
Implemented on 2000-08-01
Published by the State Administration of Quality and Technical Supervision
GB/T 91422000
Post-standard
Test technology
Inspection rules
8 Marking, installation, transportation and storage
Appendix A (Appendix to the standard)
Appendix B (Appendix to the implementation of the standard)
Appendix C (Appendix to the standard)
Appendix (Appendix to the standard)
Closed F (Appendix to the display)
Push the selection of self-selected gas volume test
Saturated dry density test of stone and pebble
Agitator appearance quality assessment rules
Classification of friction
Order record table
Shareability test record change
Zhulong netizens share Zhulong.com
GB/T9142-20 00
This standard is based on the domestic and foreign influences. The product and technology development of the support machine. GB/4477:1995 Performance test method of soil mixer and GB/T3142188 Technical data of soil mixer 3. JG/T62-190 (JI21-1995) 3 standard of concrete mixer type, with 3 standard 15062.1-1995 concrete mixer performance test method. When formulating this standard, the technical content has the following changes: 1. It is applicable to the periodic concrete mixer with a nominal capacity of 30001 or less (including 30t1) and a nominal capacity of 6000 or less (G000L). The relevant contents have been supplemented and revised accordingly: 2. The internal regulations of the previous version, etc. have been included; 3. For concrete mixers: the current limit values ​​are referenced to the requirements for the limit values ​​of noise output of construction machines in accordance with G/T507-1396; 1. The relevant requirements for concrete mixer blades and panels in the previous version have been replaced by direct reference to the current standards such as JG5045.1-1993 Technical conditions for concrete mixer blades and JG/T5045.2-1993 Technical conditions for concrete mixer blades. This standard will replace four standards, GB/4477-1085, G3/0142-1988, JG/62-1000 and JG/T60n2.1-1SS5, from the date of implementation. bZxz.net
The appendix A, B, C and E of this standard are the appendices of the standard. The appendix E is the appendix shown in the figure: This standard is issued by the Ministry of Construction of the People's Republic of China. This standard is managed by the Beijing Construction Machinery Research Institute, the technical management unit of construction machinery and vehicle standards of the Ministry of Construction. The main responsible units of this standard are: The Ministry of Construction Machinery Research Institute, the Ministry of Construction, and the Ministry of Construction.
1 Scope
National Standard of the People's Republic of China
Soil Mixer
Cunrrele mixery
GB/T91422000
Replaces G/2112.-1595
GB/T44771933
This standard defines the classification, cost requirements, test methods, inspection rules and marking, packaging, transportation and storage of periodic concrete mixers (hereinafter referred to as mixers) with a nominal size of 0001.0 or less (including 600 CT.0). Machine). The mixer used in the concrete sample station (you) should refer to: 2 Reference standards
The provisions contained in the following standards are cited in this standard and constitute the reference text of this standard. When this standard is issued, the ones shown are valid. All bidders will make adjustments. The parties using this standard shall discuss the possibility of using the latest version of the listed standards. JG/T≤045.11393 Technical conditions for soil mixer blades JG/T E045.2—1993 Technical conditions for batch mixer liners 3 Definitions
This standard uses the following definitions
3.1 Nominal capacity rated rapari1y
"The material is discharged after the solid rest ceremony. 3.2 Cyclic liquid concrete collider! batohcrecrctemixcr such as material, Ping, white material gathering diagram plastic to carry out the ring operation of the removal machine 33 self-falling concrete mirror shutdown Rravityypecaneretcmixer mixing recovery material out of the blade with a high place in the selection of the simple, by the self-measurement to obtain the mixing machine: forced filter concrete mixer furcedaetionconer etemixer3.4
The material is forced to pry and mix by the rotating stirring blades. 3.5coarseaggregate
The particle size is not less than 10.5mm.
3.6quality+hneguneuxiretu
The relative density of the slurry in the concrete is not more than 0.8, and the relative error of the mass of the aggregate in the concrete is not more than 10.
3.7micro-mixing timemixing timc
The time from the coarse material in the mixed material to the mixer to mix the mixed material and make it smooth and coagulate. 3.g The coarse material and surface dry state crar'seagRregateinastalenfwale:saturalirnAnddrysusfare currency The surface water is absorbed by the hair, and the capillary pores and internal closed pores are retained. 3.9 The saturated surface dryness of the hair is saturated, and the coarse material is saturated. In drysarfare
, the volume of the corresponding material (the corresponding volume is the sum of the actual volume of the holes minus the openings but still including the actual volume of the internal closed parts) is in a saturated state. The State Administration of Quality Supervision, Inspection and Quarantine approved the implementation of
200008-01 on March 15, 2000. 3.1 Loading time.
GB/T91422000
It is the time from the hopper being lifted to the time when all the mixed materials in the hopper are unloaded. 3.11ii time disc:latpingtime
The time it takes for a mixer to discharge at least 1 cubic meter of material (% of the total weight) from the mixer to the mixing room (forced mixer). 3.1 The mixer with a solid discharge shape that can basically form a circular material pile when the material reaches the ground, such as a door-type mixer, a standard mixer, a forced planetary mixer, etc.
3.13 The mixer with a fan-shaped discharge shape that can basically form a long strip material pile when the material is discharged to the ground, such as a forced twin-shaft mixer, etc. 3.14 Working cycle
The time it takes for one operation to complete the material loading. 3. 15 Net failure
All situations where the product fails to meet certain performance requirements or its performance deteriorates beyond the specified limits. 3.16 Fundamental failure: Failure caused by inherent defects of the product under specified conditions of use. 3.17 Related failures: Failures that are related to this failure. 3.18 Unrelated failures: Failures that are related to this failure. 3.19 Unrelated failures: Failures caused by obvious reasons such as staff violating operating procedures, not using the product in accordance with regulations, and pump failures caused by fundamental failures. 3.20 Failure risk management system 3.21 Equivalent number of failures 1, lafatnneff:cier1 The total efficiency of each product is specified in the standard as an equivalent discharge barrier, called the equivalent or equivalent equipment, variable polymer design barrier hazard system,
3.22 Time to failure (MTFF) The time to failure of the product within the specified time is the maximum time required for the product to achieve the maximum discharge barrier. 3.23 Average MBTF (mean value of the operating temperature) is the average value of the operating temperature. 3.24 Ability
The rate at which the product can perform its specified function under specified conditions and within a specified time. 3.25 Mode of release
Regarding the form of the table.
4 Classification
4. 1 plastic type
cable mixing Kai type and chemical livery 1.
zhulong netizens share zhulong.com
self-effect type
male shape reversal
business secret style
out style
adjustment style
civilian style
CB/E9142-2000
table 1 environment sample price type and upper effective generation
(push)
(Hu ）
（行）
（年）
(院）
(使）
Changhou Baobianpu
District transfer
Single rolling special alignment
Zhangpi transfer material!
Remember the banshi flow 1
Internal combustion monitoring
Weishong set up the mountain
Material bantuwan
Old anti-Dushan school
Withdrawal of Tuyue Maintenance
Set and:
Pressure transmission
Shape discharging
Turbo type circulating pump
Soil lifting machine
Planetary type standard
Three stirring mixers
Two mixing tanks
Two lifting machines
Double horizontal plate
Horizontal shaft oil
Changkesa!
Zhulong netizens Shared Zhulong Network
Main code
Table method
Main parameters
4.2 Main parameters
Main parameters (nominal pressure) series of concrete mixers are shown in Table 2. GB/T9142-200D
Table 2 Main parameters (nominal capacity) series of concrete mixers
50.100.150,290.250.3.4.53,750.1 000.13531 SU0.2 心x,2 1UU. 000,3 e2.: UU0.4 sK:.t UDU4.3
4.3. 1 The shortened version of the mixer model is as follows:
New variant code, printed in Chinese pinyin and capital letters
Main parameter code: represented by
Characteristic code: see Table 1
Model code: see Table 1
Group code, select
4. 3. 2 Marking example
a) Self-propelled concrete mixer with nominal capacity of 2501, driven by internal combustion engine, and the first updated self-propelled concrete mixer with reverse discharge: 1. Mixer JZR250AGB/T142
b) Self-propelled concrete mixer with nominal capacity of 3S01, driven by internal combustion engine: concrete mixer [3 revised GB912
4.4 Basic parameters
4.4.1 The basic parameters of self-propelled concrete mixer shall comply with the provisions of Table 3. 4.4.2
The basic parameters of self-propelled concrete mixer shall comply with the provisions of Table 4, the basic parameters of forced turbine and forced horizontal concrete mixer shall comply with the provisions of Table 5. The basic parameters of single horizontal shaft concrete mixer and forced horizontal concrete mixer shall comply with the provisions of Table 6. Table: some specifications of self-falling male climbing reversing discharging mixer
material capacity salt
maximum feeding capacity
mixing function
Zhulong netizens share Zhulong network
working period
≤120
cloud material large plastic
.IF750
JF:000
JF1500||tt| |.IE-4500
JEScrG
.IN753
INI000
JWisoo
JNLso n
JW2000
jwscoe
IN3U00
Jri5uo
Number of candidates
GB/T 9142
Basic efficiency of self-falling cone-shaped mixer
Feeding capacity
Environmental selection and constant speed
Working
Basic integer table of strong type partition mixer, forced type flow mixer 5
Virtual customer's opinion
Material capacity
Material sensitivity
Stirring and rated speed
.1u, c
Zhulong netizens share Zhulong.com
Working period
Maximum bone wire diameter
Single-person pull diameter of aggregate
JE100c
151x:3
JD125e
J8123n
JD1500
.1S1500
JS2000
ID2500
252500
1536on
J53500
15:000
J51590
JS6000
5Requirements
5. 1 Technical performance requirements
GB/T91422000
Table 6 Basic parameters of forced single-shaft mixers and forced twin-shaft mixers Basic parameters
Discharging capacity
Allowing plate
Stirring rated capacity
: 132,6
15G/196
Working time
Maximum diameter
100/150
10n-130
5.1.1 Except for the use of the concrete mixing station (building), the mixer with a nominal capacity of 1501.0 or more (including 10.0) shall be composed of the feeding, stirring, material, water supply, burr, plate and other parts, and shall have the ability to complete the concrete production operation. 5.1.2 The lifting time shall comply with the provisions of Table 7. 6
Zhulong netizens share Zhulong.com
Nominal capacity
Lan Select Fang Zhi
Lan Select Shi Network
50-- 5no
Self-curtain type
GD/T9142200Q
Stipulation of mixing time
754-1 000
Self-test
Mandatory type
: 2~2 Uuu
Self-lowering type
Mandatory type
9 600.~6 000
weak standard
5.1.3 The discharging mechanism of the mixer should work reliably. The material pressure speed should be 7, the self-falling quasi-shaped discharging mixer and the forced mixer should be within 15s, and the self-falling type reverse discharging mixer should be within 3C: The mixed material should be clean. The residual moisture rate of the material in the mixing room shall not exceed 5% of the nominal capacity. The utilization rate is calculated by formula (1): x1 yuan-
Where: Q
Retention rate of soil before mixing:
Mass of material put into mixing drum: + kx: - Weight of mixed material remaining in mixing drum kRlQ
Material rate, for floor-standing mixer K5%, for standard mixer = 3. 5.1.4 Water supply system should meet the following requirements: (1)
5.1.4.1 The mixer should have an accurate and reliable water supply system. The system can adapt to water temperatures below 50°C. The error of the meter setting from 50% of the water supply to the full density range shall not exceed 2% of the water supply. The water supply error is calculated according to formula (2):
N +AN, + AN
ANI.ANt.AN,
Water supply error;
is the measured value of the first, second and third water supply and the actual average value N respectively. The difference (absolute value>, kk
N.---the measured average value of water supply. The water supply metering system is calibrated to 50%, 70%, and 100% of the maximum water supply. After the difference, the three positions are measured three times at each location, and the average value is taken, which is the actual average value of the point. 5. 1. 4. 2 The root error of each water supply change of the water supply system should be less than 3 of the calibration value. The error of water supply change is calculated according to formula (3): AN
武中; N\
Water supply change error:
The difference between the maximum and minimum values ​​of the three scattered water values ​​is 5. 63
5.1.4.3 The sum of the water supply time and the water release time of the water supply system shall not be greater than the ring time. The water generation time shall not exceed 0 yuan of the mixing time specified in Table 7.
5.1.4.4 For water supply systems controlled by electrical appliances, a flow control device shall be installed in the water outlet: the flow rate of the water pump shall be an integral multiple of U.5ks/s.
5.1.5 The mixing of the concrete by the mixer shall be uniform and the difference in the slump of the same concrete shall not be greater than 20mm. 5.1. The mixing time of the mixer shall not be less than the requirement of uniform operation. 5.1. For the mixer with the ability to complete the above 4 production operations independently, its energy consumption shall not exceed the provisions of 3. Zhulong netizens share Zhulong.com
public zero volume
non-color female skills
exhaust wheel type
59--sno
GR/T 9142-2000
Table 3 Output per bucket] m1 of the maximum value
6.1.8 The working cycle of the support shall be in accordance with the provisions of Table 3 to Table 6. 5.1.9 During the performance test, the load capacity shall be the same as that of the load 1). 22.50--30nm
3 5c3~4 nnm
kwh/m*
4 5C--5K
5.1.1 During the reliability test, the forced discharge machine shall have the ability to mix the concrete of the nominal capacity. The duration shall not be less than 286
5.1.11 The external sound recording value of the mixer shall not be greater than 8B (A)1 For a mixer with a nominal flow of not more than 5, the driver's impact noise value shall not be greater than 2G (A): For a mixer with a nominal flow of not less than 750, the monthly ear noise value shall not be greater than 88c (A)5.1.12 The selected reliability test can work for at least 300h, the first working time before the failure test during the reliability test shall not be less than 1, and the average working time shall not be less than 20h5.1.131 The material mechanism shall meet the following requirements: 1) The machine shall be safe and reliable, and the material can be fully braked at any position under the condition of more than 10 degrees. After braking, the hopper should not go down more than 10 degrees. For the feeding mechanism in the middle of the machine, the upper dead point is exceeded by the automatic lifting safety device: For the feeding mechanism in the middle of the machine, the upper and lower points are exactly the same as the moving stop safety device: b) The material is running smoothly
c) When the hopper is put into the material tray, the material feeding tray shall not exceed the reverse feeding amount. 1; The hopper door opens automatically, and there is no material discharge or material filling phenomenon! The hopper should not start and stop at the right time, and the cement separation rate in the hopper and the middle material should not be too high. 5.1.14 The following requirements should be met: 1) When the mixer has obvious overflow phenomenon, the overflow rate of various types of mixers should not exceed 0.1% of the feed rate. 2) The mixer should be able to move when it is about to turn over, and the upper and lower covers should be able to be positioned: 1! The material height should comply with the provisions of Table 9. For the hydraulic top-opening hopper and the wire rope lifting tilting hopper, when the material height is met, it is allowed to support the material, but the height of the bucket pad shall not be greater than 200mm. 156:2:5
25G-35:1
5.1.15 The manual operation should be installed according to the variable operation, and the manual operation force should not be greater than 253V. 2aou
5.1.16 The water supply system requires that the pipes, heads, and lower doors should not be damaged except for the sealing parts. The water supply system should have good sealing performance. The old water system can continue to work without adding water after storage. 5.1.17 The replacement machine should be equipped with a lifting and starting point: 5.1.18 The overall length of the mixer should comply with the relevant regulations of highways, railways, etc. 5.7.T5 The wheeled hopper can travel 20km on the road at a speed of 25km/5, or 40k on the secondary road. It should be safe and reliable, and must be powered by a human. 5
Zhulong Netizens Share Zhulong Net
5.2 Manufacturing and Assembly Quality Requirements
GB/T 9142
5.2.1 The radial direction of the feed port of the chain-type and rotary mixer and the dimensional tilting mixer shall not exceed 1% of the feed port diameter in relation to the radial direction of the rotating disk and the end of the material door facing the mixing axis. 5.2.2 The distance between the blade of the continuous mixer and the belt support tube during rotation and the distance between the plate and the pole (referring to the whole plate) shall not exceed 5mm.
5.2.3 The blade of the lifting mixer shall meet the requirements of GB/T5145.1, and the plate shall meet the requirements of GB/T5015.2. 5.2.4 The transmission system of the mixer shall meet the following requirements:) The operation of the transmission system of the mixer shall not cause abnormalities! b) The motor shall not leak oil. There shall be no more than two oil points! d) When the motor is running continuously for more than 1 hour under constant load conditions, the oil level of the gearbox shall not exceed 40K; the oil level of the reducer shall not exceed 1K, and the maximum oil level shall not exceed 8. d) For a dynamic system with multiple belts, the belt lengths shall be kept consistent, the forces shall be evenly distributed, and the tension shall be adjusted easily! d) For a dynamic system with chain drive, the cylinder bar or sprocket shall not be flexible; the tensioning of the running bar shall be completed to ensure that the connection is firmly fixed and in good condition!
[）The contact length of the parallel gear pair along the tooth height is greater than 30, and the contact length along the tooth should be greater than 40. Check the small gear]: Name) The new components of the mixer should be clean, the oil tank and pipelines should be clean, the concentrated pressure system should not leak, and the control point should not exceed the network.
1) Each lubrication point of the mixer should have sufficient lubricating oil or grease. Each lubrication point should be able to easily add lubricating oil and low grease. The lubrication system should be unobstructed at the end of the horizontal or horizontal shaft mixer. 5.2.5 The quality of the outer arc of the mixer meets the following requirements: 5.2.5.1 Oil:
The oil should be evenly distributed, neat, colorless, and shiny! 5. The surface of the paint should be transparent, non-sticky, and strong in elasticity! C) There should be no plating, peeling, missing, oozing, air pools, etc. 5.2.5.2
a) The welding chain should be smooth and level, and there should be no cracks, rust, pits, burns, or bite defects on the chain. b) The width of the same chain should be consistent, and the difference between the maximum and minimum width should not exceed 1m. c) The flying flow and the like should be eliminated.
5.2.5.3 External surface:
Surface of external parts shall be treated with rust prevention 6) The surface of parts shall be smooth and clean, and there shall be no sand holes, pores, burrs, flashes, etc. The edges shall be smooth and the non-processed surfaces shall be cleaned. 5.2.5.4 The shell shall not have any obvious wrinkles.
The shell shall be placed in front and close to the stop.
5.2.5.5 Product labels shall be clean, with clear handwriting, no scratches, marks, and marks. The bottom of the installation shall be fixed. 5.2.5 Standard parts and accessories shall comply with the relevant national standards and industry standards. 5.2.7 The components in the electrical box of the mixer must be arranged neatly, the wiring must be separate, the insulation can be carried, and the electrical box must have water-proof and dust-proof measures. The electrical box must have good grounding. 5.2.8 The components and parts of the same model of products produced by the manufacturer should be interchangeable.12 The reliability test of the connection can be less than 300h, the working time before the first failure during the reliability test is not less than 1, and the average working time is not less than 20h. 5.1.131 The material mechanism should meet the following requirements: 1) The half machine should be safe and reliable, and the material can be fully braked in any position under the condition of more than 10 degrees. After braking, the hopper should not exceed 10 degrees. For the feeding mechanism that moves in the middle, the upper dead point is automatically stopped. For the feeding mechanism that moves separately, the upper and lower points are automatically stopped at the same time: b) The material runs smoothly
c) When the hopper is put into the material tray, the material and the discharge tray shall not exceed the reverse feed rate. 1; The hopper door opens automatically, and there is no material discharge or material filling phenomenon! The hopper should start and stop at no speed, and the cement separation rate in the hopper and the middle material should not be too high. 5.1.14 The following requirements should be met: 1) When the mixer has obvious overflow phenomenon, the overflow rate of various types of mixers should not exceed 0.1% of the feed rate. 2) The mixer should be able to move when it is about to turn over, and the upper and lower covers should be able to be positioned: 1! The material height should comply with the provisions of Table 9. For the hydraulic top-opening hopper and the wire rope lifting tilting hopper, when the material height is met, it is allowed to support the material, but the height of the bucket pad shall not be greater than 200mm. 156:2:5
25G-35:1
5.1.15 The manual operation should be installed according to the variable operation, and the manual operation force should not be greater than 253V. 2aou
5.1.16 The water supply system requires that the pipes, heads, and lower doors should not be damaged except for the sealing parts. The water supply system should have good sealing performance. The old water system can continue to work without adding water after storage. 5.1.17 The replacement machine should be equipped with a lifting and starting point: 5.1.18 The overall length of the mixer should comply with the relevant regulations of highways, railways, etc. 5.7.T5 The wheeled hopper can travel 20km on the road at a speed of 25km/5, or 40k on the secondary road. It should be safe and reliable, and must be powered by a human. 5
Zhulong Netizens Share Zhulong Net
5.2 Manufacturing and Assembly Quality Requirements
GB/T 9142
5.2.1 The radial direction of the feed port of the chain-type and rotary mixer and the dimensional tilting mixer shall not exceed 1% of the feed port diameter in relation to the radial direction of the rotating disk and the end of the material door facing the mixing axis. 5.2.2 The distance between the blade of the continuous mixer and the belt support tube during rotation and the distance between the plate and the pole (referring to the whole plate) shall not exceed 5mm.
5.2.3 The blade of the lifting mixer shall meet the requirements of GB/T5145.1, and the plate shall meet the requirements of GB/T5015.2. 5.2.4 The transmission system of the mixer shall meet the following requirements:) The operation of the transmission system of the mixer shall not cause abnormalities! b) The motor shall not leak oil. There shall be no more than two oil points! d) When the motor is running continuously for more than 1 hour under constant load conditions, the oil level of the gearbox shall not exceed 40K; the oil level of the reducer shall not exceed 1K, and the maximum oil level shall not exceed 8. d) For a dynamic system with multiple belts, the belt lengths shall be kept consistent, the forces shall be evenly distributed, and the tension shall be adjusted easily! d) For a dynamic system with chain drive, the cylinder bar or sprocket shall not be flexible; the tensioning of the running bar shall be completed to ensure that the connection is firmly fixed and in good condition!
[）The contact length of the parallel gear pair along the tooth height is greater than 30, and the contact length along the tooth should be greater than 40. Check the small gear]: Name) The new components of the mixer should be clean, the oil tank and pipelines should be clean, the concentrated pressure system should not leak, and the control point should not exceed the network.
1) Each lubrication point of the mixer should have sufficient lubricating oil or grease. Each lubrication point should be able to easily add lubricating oil and low grease. The lubrication system should be unobstructed at the end of the horizontal or horizontal shaft mixer. 5.2.5 The quality of the outer arc of the mixer meets the following requirements: 5.2.5.1 Oil:
The oil should be evenly distributed, neat, colorless, and shiny! 5. The surface of the paint should be transparent, non-sticky, and strong in elasticity! C) There should be no plating, peeling, missing, oozing, air pools, etc. 5.2.5.2
a) The welding chain should be smooth and level, and there should be no cracks, rust, pits, burns, or bite defects on the chain. b) The width of the same chain should be consistent, and the difference between the maximum and minimum width should not exceed 1m. c) The flying flow and the like should be eliminated.
5.2.5.3 External surface:
Surface of external parts shall be treated with rust prevention 6) The surface of parts shall be smooth and clean, and there shall be no sand holes, pores, burrs, flashes, etc. The edges shall be smooth and the non-processed surfaces shall be cleaned. 5.2.5.4 The shell shall not have any lightness exceeding 15m per bottle.
The shell shall not have obvious wrinkles.
The shell shall be placed in front and close to the stop.
5.2.5.5 Product labels shall be clean, with clear handwriting, no scratches, marks, and marks. The bottom of the installation shall be fixed. 5.2.5 Standard parts and accessories shall comply with the provisions of relevant national standards and industry standards. 5.2.7 The components in the electrical box of the mixer must be arranged neatly, the wiring must be separate, the insulation can be carried, and the electrical box must have water-proof and dust-proof measures. The electrical box must have good grounding. 5.2.8 The components and parts of the same model of products produced by the manufacturer should be interchangeable.12 The reliability test of the connection can be less than 300h, the working time before the first failure during the reliability test is not less than 1, and the average working time is not less than 20h. 5.1.131 The material mechanism should meet the following requirements: 1) The half machine should be safe and reliable, and the material can be fully braked in any position under the condition of more than 10 degrees. After braking, the hopper should not exceed 10 degrees. For the feeding mechanism that moves in the middle, the upper dead point is automatically stopped. For the feeding mechanism that moves separately, the upper and lower points are automatically stopped at the same time: b) The material runs smoothly
c) When the hopper is put into the material tray, the material and the discharge tray shall not exceed the reverse feed rate. 1; The hopper door opens automatically, and there is no material discharge or material filling phenomenon! The hopper should start and stop at no speed, and the cement separation rate in the hopper and the middle material should not be too high. 5.1.14 The following requirements should be met: 1) When the mixer has obvious overflow phenomenon, the overflow rate of various types of mixers should not exceed 0.1% of the feed rate. 2) The mixer should be able to move when it is about to turn over, and the upper and lower covers should be able to be positioned: 1! The material height should comply with the provisions of Table 9. For the hydraulic top-opening hopper and the wire rope lifting tilting hopper, when the material height is met, it is allowed to support the material, but the height of the bucket pad shall not be greater than 200mm. 156:2:5
25G-35:1
5.1.15 The manual operation should be installed according to the variable operation, and the manual operation force should not be greater than 253V. 2aou
5.1.16 The water supply system requires that the pipes, heads, and lower doors should not be damaged except for the sealing parts. The water supply system should have good sealing performance. The old water system can continue to work without adding water after storage. 5.1.17 The replacement machine should be equipped with a lifting and starting point: 5.1.18 The overall length of the mixer should comply with the relevant regulations of highways, railways, etc. 5.7.T5 The wheeled hopper can travel 20km on the road at a speed of 25km/5, or 40k on the secondary road. It should be safe and reliable, and must be powered by a human. 5
Zhulong Netizens Share Zhulong Net
5.2 Manufacturing and Assembly Quality Requirements
GB/T 9142
5.2.1 The radial direction of the feed port of the chain-type and rotary mixer and the dimensional tilting mixer shall not exceed 1% of the feed port diameter in relation to the radial direction of the rotating disk and the end of the material door facing the mixing axis. 5.2.2 The distance between the blade of the continuous mixer and the belt support tube during rotation and the distance between the plate and the pole (referring to the whole plate) shall not exceed 5mm.
5.2.3 The blade of the lifting mixer shall meet the requirements of GB/T5145.1, and the plate shall meet the requirements of GB/T5015.2. 5.2.4 The transmission system of the mixer shall meet the following requirements:) The operation of the transmission system of the mixer shall not cause abnormalities! b) The motor shall not leak oil. There shall be no more than two oil points! d) When the motor is running continuously for more than 1 hour under constant load conditions, the oil level of the gearbox shall not exceed 40K; the oil level of the reducer shall not exceed 1K, and the maximum oil level shall not exceed 8. d) For a dynamic system with multiple belts, the belt lengths shall be kept consistent, the forces shall be evenly distributed, and the tension shall be adjusted easily! d) For a dynamic system with chain drive, the cylinder bar or sprocket shall not be flexible; the tensioning of the running bar shall be completed to ensure that the connection is firmly fixed and in good condition!
[）The contact length of the parallel gear pair along the tooth height is greater than 30, and the contact length along the tooth should be greater than 40. Check the small gear]: Name) The new components of the mixer should be clean, the oil tank and pipelines should be clean, the concentrated pressure system should not leak, and the control point should not exceed the network.
1) Each lubrication point of the mixer should have sufficient lubricating oil or grease. Each lubrication point should be able to easily add lubricating oil and low grease. The lubrication system should be unobstructed at the end of the horizontal or horizontal shaft mixer. 5.2.5 The quality of the outer arc of the mixer meets the following requirements: 5.2.5.1 Oil:
The oil should be evenly distributed, neat, colorless, and shiny! 5. The surface of the paint should be transparent, non-sticky, and strong in elasticity! C) There should be no plating, peeling, missing, oozing, air pools, etc. 5.2.5.2
a) The welding chain should be smooth and level, and there should be no cracks, rust, pits, burns, or bite defects on the chain. b) The width of the same chain should be consistent, and the difference between the maximum and minimum width should not exceed 1m. c) The flying flow and the like should be eliminated.
5.2.5.3 External surface:
Surface of external parts shall be treated with rust prevention 6) The surface of parts shall be smooth and clean, and there shall be no sand holes, pores, burrs, flashes, etc. The edges shall be smooth and the non-processed surfaces shall be cleaned. 5.2.5.4 The shell shall not have any lightness exceeding 15m per bottle.
The shell shall not have obvious wrinkles.
The shell shall be placed in front and close to the stop.
5.2.5.5 Product labels shall be clean, with clear handwriting, no scratches, marks, and marks. The bottom of the installation shall be fixed. 5.2.5 Standard parts and accessories shall comply with the provisions of relevant national standards and industry standards. 5.2.7 The components in the electrical box of the mixer must be arranged neatly, the wiring must be separate, the insulation can be carried, and the electrical box must have water-proof and dust-proof measures. The electrical box must have good grounding. 5.2.8 The components and parts of the same model of products produced by the manufacturer should be interchangeable.And easy to adjust the tension! ) For chain-driven dynamic systems, the cylinder chain or sprocket shall not have any stiffness; the tension of the running chain shall be checked and the connection shall be fixed firmly and in good condition!
[) The contact length of the gear pair along the tooth height is greater than 30, and the contact length along the tooth should be greater than 40. Check the pinion gear]: ) For new components of the mixer, the oil tank and pipelines should be clean, the concentrated pressure system should not leak, and the control point should not exceed the net position.
1) Each lubrication point of the mixer should have enough lubricating oil or grease. Each lubrication point should be easy to add lubricating oil, double lubricating oil and low grease. The supply system of the shaft end of the horizontal or horizontal shaft mixer should be unobstructed. 5.2.5 The quality of the outer arc of the mixer meets the following requirements: 5.2.5.1 Oil:
The oil should be evenly distributed, neat and colorless. 5.2.5.2
a) The welding chain should be smooth and level, and there should be no cracks, rust, pits, burns, etc. b) The width of the same chain should be consistent, and the difference between the maximum and minimum width should not exceed 1m; c) The flying flow and the law should be eliminated.
5.2.5.3 External surface:
Surface of external parts shall be treated with rust prevention 6) The surface of parts shall be smooth and clean, and there shall be no sand holes, pores, burrs, flashes, etc. The edges shall be smooth and the non-processed surfaces shall be cleaned. 5.2.5.4 The shell shall not have any lightness exceeding 15m per bottle.
The shell shall not have obvious wrinkles.
The shell shall be placed in front and close to the stop.
5.2.5.5 Product labels shall be clean, with clear handwriting, no scratches, marks, and marks. The bottom of the installation shall be fixed. 5.2.5 Standard parts and accessories shall comply with the provisions of relevant national standards and industry standards. 5.2.7 The components in the electrical box of the mixer must be arranged neatly, the wiring must be separate, the insulation can be carried, and the electrical box must have water-proof and dust-proof measures. The electrical box must have good grounding. 5.2.8 The components and parts of the same model of products produced by the manufacturer should be interchangeable.And easy to adjust the tension! ) For chain-driven dynamic systems, the cylinder chain or sprocket shall not have any stiffness; the tension of the running chain shall be checked and the connection shall be fixed firmly and in good condition!
[) The contact length of the gear pair along the tooth height is greater than 30, and the contact length along the tooth should be greater than 40. Check the pinion gear]: ) For new components of the mixer, the oil tank and pipelines should be clean, the concentrated pressure system should not leak, and the control point should not exceed the net position.
1) Each lubrication point of the mixer should have enough lubricating oil or grease. Each lubrication point should be easy to add lubricating oil, double lubricating oil and low grease. The supply system of the shaft end of the horizontal or horizontal shaft mixer should be unobstructed. 5.2.5 The quality of the outer arc of the mixer meets the following requirements: 5.2.5.1 Oil:
The oil should be evenly distributed, neat and colorless. 5.2.5.2
a) The welding chain should be smooth and level, and there should be no cracks, rust, pits, burns, etc. b) The width of the same chain should be consistent, and the difference between the maximum and minimum width should not exceed 1m; c) The flying flow and the law should be eliminated.
5.2.5.3 External surface:
Surface of external parts shall be treated with rust prevention 6) The surface of parts shall be smooth and clean, and there shall be no sand holes, pores, burrs, flashes, etc. The edges shall be smooth and the non-processed surfaces shall be cleaned. 5.2.5.4 The shell shall not have any lightness exceeding 15m per bottle.
The shell shall not have obvious wrinkles.
The shell shall be placed in front and close to the stop.
5.2.5.5 Product labels shall be clean, with clear handwriting, no scratches, marks, and marks. The bottom of the installation shall be fixed. 5.2.5 Standard parts and accessories shall comply with the provisions of relevant national standards and industry standards. 5.2.7 The components in the electrical box of the mixer must be arranged neatly, the wiring must be separate, the insulation can be carried, and the electrical box must have water-proof and dust-proof measures. The electrical box must have good grounding. 5.2.8 The components and parts of the same model of products produced by the manufacturer should be interchangeable.
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.