Some standard content:
TCS23.100
Machinery Industry Standard of the People's Republic of China
JB/T9091-1999
Mini and small typed cleaning machine
Mini and small typed cleaning machine1999-07-12 Issued
National Taoyuan Machinery Industry Bureau
20HH0-01-01 Implementation
JB/E9091-1999
This standard is a revision and merger of ZBI71022-90 Base water parameters for reciprocating micro-sized cleaning machines, ZBJ71023-90 Technical conditions for reciprocating micro-sized cleaning machines and ZBJ71024-90 (Test methods for reciprocating micro-sized cleaning machines). The technical content has been newly expanded relative to the original standards. This standard replaces ZBJ71022-50, 2BJ71023-90 and ZBJ71024-90 from the date of implementation. Appendix A and Appendix B of this standard are appendices for the purpose of reminder. This standard is proposed and managed by the Technical Committee for Standardization of Spraying Equipment. The drafting unit of this standard is: Fertilizer General Machinery Research Institute. Drafters of this standard: Moss Shengci and Chen Zhengwen. Scope
Machinery Industry Standards of the People's Republic of China
Micro and small cleaning machines
Minl and smelltyped cleaning machines This standard specifies the basic parameters, technical conditions and test methods of micro and small cleaning machines with dynamic discharge system as the driving force. The rated discharge force of this standard is 3.6-150MPa, the rated volume is 2.5-45L/min, the working medium is warm water or a particle with a kinematic viscosity of less than 45mm/, and it does not contain particles and is not rotten. The motorized reciprocating micro-sized decontamination machine (hereinafter referred to as the cleaning machine) is a decontamination agent mixed with a decontamination agent. The pump for the cleaning machine is called a pump, and the gun for the decontamination machine is called a spray gun. 2 Reference standards
The provisions contained in the following standards constitute the text of this standard through reference in this standard. This standard is published and the versions shown are valid. All standards are subject to revision. The parties using this standard should consider the possibility of using the latest versions of the following standards: GB/T1032—1985
GB/T1173—1995
GB/T 11761987
GB/T5330—1985
GE/T77841987
GB/T9439-1988
GB/T 13306—1991
GB/T13384—1992
JB/T6909—1993
JB/T9090—1999
3 Basic parameters
Mechanical test method for stepper motor
Casting aluminum alloy
Technical conditions for casting copper alloy
Industrial metal wire woven square hole screen
Mechanical reciprocating test method
Gray cast iron parts
General technical conditions for packaging of electromechanical products
Commercial pressure pump
Reciprocating, etc., hydraulic pressure and paint surge test of components
3.1 The basic parameters of the pump equipped with a single-phase motor shall be as specified in Table 1. 3.2 The basic parameters of the pump equipped with a two-phase motor shall be as specified in Table 2. Table!
Rated discharge pressure
Approved by Beijing Machinery Industry on July 12, 1999 5.0
Implemented on January 1, 2000
Determine the discharge pressure
This parameter is the rated discharge pressure of 4.5. B/T 9091-199wwW.bzxz.Net
Liroia
3.3 The motor power of the micro-cleaning machine is 1.2kW, and the motor power of the small-sized cleaning machine is >1.2-11kW. 3.4 The diameter of the column (rear) pattern of the image should be selected from the series in Table 3. Table 3
6,7,B.9,10.12.14.16.18.20.22.25,28.30.32.36.40.45.504 Technical requirements
4, "The washing machine shall comply with the requirements of this standard and be manufactured according to the drawings and technical documents approved by the prescribed procedures or according to the agreement. 4.1 The volume coefficient of the rated discharge capacity shall comply with the provisions of Table 4. 40.0
Rugged Paishan Leli
Volume System
Engine for Micro Sliding Washing Machine
Small Pump for Washing Machine
JB/T9091-1999
>6.3-16.0
>16.0-31.5
4.3 The determination of nozzle aperture should match the rated working condition of the pump. The initial condition of the washing machine should meet one of the following requirements) before washing During the operation of the machine (i.e. spray gun shooting), the overflow valve of the pump (or other valves) has no leakage, and its initial discharge pressure is 90%-105% of the rated discharge pressure:
b) During the operation of the cleaning machine (printing and spraying), the cumulative discharge force is not lower than the rated discharge pressure, and the initial overflow volume of the overflow valve (or its) is not more than 1% of the rated flow rate. 4.4 The efficiency of the pump used in the cleaning machine should not be less than 50% for micro-type and not less than 6% for small-type. 4.5 The cleaning machine shall meet the following requirements during operation: a) There shall be no leakage at all times;
The leakage of dynamic seal pair: the cut-off type cleaning machine shall not exceed 0.15% of the rated flow, and the small one shall not exceed 0.10%; h) There shall be no abnormal vibration and sound from the machine;
c) The safety valve shall be sensitive and reliable for multiple times, and the safe opening force is shown in Table S; d) The lubricating flow shall be able to overflow under the specified pressure; e) The spray gun switch shall be flexible to open and close, and safe and reliable to use; t) The temperature rise of the oil temperature in the pump shall not exceed 35; the oil temperature shall not exceed 65% (Table 5).
Specified output force P
Safety limit and opening force
[1 05-1 15] p
4.6 The pressure withstanding of the high-pressure soft sound of the cleaning machine shall not be lower than the rated working pressure of the cleaning machine. 100
[1.05--1.10 5
4.? When the cleaning machine is running under rated conditions, its noise level (positive level) should not exceed the provisions of Table 6. When the cleaning machine equipped with an internal combustion engine is running under rated conditions, its noise level (sound pressure level) should not exceed the specified noise level (sound pressure level) of the internal combustion engine, Table 6
Equipped motor power
Noise level [positive pressure level]
4. The continuous operation test of the cleaning machine includes the continuous operation test of the pump and the continuous test of the nozzle. The continuous operation test in the micro-type powder test is 200h: the small one is 500h [including 100h of spray test); the test time of small units with a pressure of not less than 1MPa is halved. In the continuous operation test, the life of important components and wearing parts of the machine should comply with the provisions of the table. The life indicators of various valve cores and plugs of small units with a repulsive force of not less than 100Ma are halved, and the main parts are sealing pairs, inlet and outlet water flow, magnetic flow throat, safety net, spray return, T9091-1999, laser washing machine, life indicators of small-sized washing machine, 4.9 All parts of the washing machine should be tested for water stop (the main parts are filter cylinder, high-pressure hose, nozzle, etc.). The test should comply with the provisions of JB/T909.
410 The castings of the cleaning machine shall comply with the provisions of GB/T9439; aluminum parts shall comply with the provisions of GB/T1173: copper castings shall comply with the provisions of GB.T1176
4.11 The materials of high-pressure and ultra-high-pressure pressure-bearing parts shall comply with the provisions of JB/T694.12 The main parts of the cleaning machine shall not have cracks, indentations and impurities that affect the quality, and the friction surface and sealing surface shall not have friction holes, bumps and other defects that affect the quality4.13 After heat treatment of the working surface, the surface hardness shall not be less than 45I1RC4.14 All parts shall be inspected and qualified before installation. Purchased parts and outsourced parts shall have certificates of conformity4.15 After the body castings, the surrounding and valve seats are fully cleaned, the oil leakage test shall be carried out. 4.5 Before assembly, the parts should be cleaned up. After assembly, the exposed non-processed parts should be coated with anti-rust primer first, and then with anti-rust paint. All other surfaces should be treated with anti-rust treatment (except non-ferrous metal parts and stainless steel parts). 4.17 The complete set of cleaning machines should include: a) 1 pump; 1 prime mover; 1 spray grille; 1 high-pressure hose with a length of not less than [0ml and a movable device; b) at least 1 set of safety valves and fuel flow control parts on the pump; and at least 1 set of spare parts and spare parts (see 75 above). If there is any increase in the supply scope and quantity, it shall be in accordance with the agreement. 4.18 If the user complies with the provisions of the product manual, during the warranty period, if the product is damaged or cannot work properly due to poor manufacturing quality, the manufacturer shall be responsible for repairing or replacing the parts (excluding the base parts) for the user free of charge. 5 Test method
5.1 Test assembly
5.1.1 General requirements
5.1.1.1 The pressure allowed to be borne by the discharge pipe [high pressure hose or other high pressure pipe 1, pipe joints and high pressure valves used in the device shall be compatible with the maximum discharge pressure of the tested product.
5.1.1.2 The joints of the pipe should not leak poison, and the suction pipe should be equipped with a filter. JE/T9091-1999
5.1.1.3 The test medium is clean water at 5-60℃. If there are special requirements for the test medium, a separate agreement shall be made. 5.1.1 The schematic diagram of the test device is shown in Appendix B (see Appendix). 5.2 Parameters and flow rate measuring instruments 5.2.1 Flow rate 5.2.1.1 Flow rate measurement shall be carried out by volumetric method and gravimetric method. 5.2.1.2 When the volumetric method (i.e. measuring the time required to discharge a certain volume) is used to measure the flow rate, the container shall have a relative limit error of no more than 0.5% of the calibration limit of the instrument, and the measured liquid level shall be at least 200 mm. 5.2.1.3 When the flow rate is measured by the volumetric method (i.e. measuring the weight of the discharged body within a certain time period), the sensor of the scale shall be less than 0.5% of the measured weight. 5.2.1.4 When the flow rate is measured by the volumetric method or gravimetric method, the measuring time shall be no less than 1 minute. 5.2.1.5 Time measurement The time measurement shall be replaced by a timing meter or a method of measuring and displaying the pump speed. The timing or The error of counting measurement shall not exceed 0.5%.
5.2.1,6 The flow measurement panel of the cleaning machine is to measure the jet flow in a certain period of time under rated working conditions. 5.2.2 Pressure
5.2.2.1 The pressure is measured by an elastic tube pressure gauge. 5.2.2.2 The range of the pressure gauge should be selected so that the indicated average value is 1/3~2/3 of the full range. 5.2.3 Temperature
5.2.3.1 The temperature of liquid and parts is measured by glass mercury thermometer, thermoelectric regulator, resistance thermometer, semiconductor thermometer, etc., and the limit error is not more than 1.
3.2.3.2 The temperature measurement point should be set at the place with the smallest temperature field disturbance, the best heat transfer and the least heat dissipation. 5.2.3.3 The temperature of the mass transfer panel is measured in the discharge (or suction) pipe of the pump, and the temperature sensing part of the thermometer is completely placed in the medium. 5. 1. 4 Pump speed
5.2.4.1 The pump speed shall be measured by a tachometer, photoelectric tachometer, digital tachometer or other instrument with a stopwatch, and the speed measurement shall be synchronized with the flow rate:
5.7.4.2 The pump speed shall be measured by the following methods: a) Measure the required number of reciprocating strokes in a certain time interval and calculate the average value; b) Measure the motor speed and then convert it into pump speed: The pump speed shall be directly measured.
5.2.4.3 When calculating the pump speed by measuring the required number of reciprocating strokes or speed, the remaining time interval shall be the same as the time interval measured with the flow rate, and shall be synchronized.
5. 2. 5 Power
S.2.5.1 The input power of the pump refers to the power transmitted to the input shaft by the motor. Independent transmission devices (such as reduction gearbox, pulley, reducer, etc.) shall be included in the scope of the cable. Therefore, the output power of the prime mover can be used as the input power of the traction. 5.2.5.2 Electrical measurement method
a) The input power of the scheme should be determined by measuring the input power of the motor with known efficiency equipped with the pump: the motor input power should be measured on the motor line. The three-phase AC motor uses the two-watt meter method or one-watt meter, and the accuracy of the measuring instrument shall be as specified in Table 8. During the test, the indication position of the instrument shall be above 30% of the full scale. When using a two-watt meter to measure one-phase power, the indicated current and voltage values shall not be less than 60% of the rated current and voltage values of the wattmeter.) When measuring the input power of the motor and calculating the auxiliary output power, the input and output power curve of the motor shall be measured according to B/T1032. Meter room
Electric meter
Wattmeter
5. 2. 5. 3
Power test panel can also use torque dynamometer. 5.3 Test method
5.3.1 General requirements
5.3.1.1 The test should be carried out on a device that meets the requirements of 5.1. The test chamber working conditions are not the same as those of the original working conditions
5.3. 1. 2
Abstract
The allowable fluctuation range of the instrument and meter indicating the measured parameters shall comply with the provisions of Table 9. Table 9
Reduced measurement pressure
Quickly take the construction
5.3, 1.4
Allowed fluctuation range
Allowed number
Allowed power of the measuring system
Input power of the motor
Allowed dynamic range
After the cleaning machine reaches the specified working condition, all instrument readings shall be read and recorded at intervals. When testing each measured parameter, the number of measurements shall be 3, and the arithmetic mean shall be taken as the measured value. 5.3.1.5 The quality of the test instruments and the collection capsule shall comply with the provisions of Table 1. All instruments and meters should be within the effective use period and have the certificate of approval issued by the relevant departments of the planning department. Table 10
Measurement of two-month
Pressure
Pump input power
Collection and selection
Type and sampling test
Instrument, only table error %
Output one-cell cavity
The test data and calculation results should be recorded in the test record table, sorted, and the performance curve should be drawn. 5. 3. 1. 6
5.3.2 Test run of the ticket
JB/T909E—1999
5.3.2.1 Test run of the ticket for one month to check the assembly quality of the transformer and conduct a run. 5.3.2.2 Test run includes no-load test and lifting test. a) No-load test should be carried out with the valves of the inlet and outlet pipelines fully opened and the leakage is conveyed. The no-load test shall be no less than 0.5 V. b) The load-raising test shall be carried out under specified conditions, and the discharge pressure shall be continuously increased from the pressure when the discharge valve is fully opened to the initial operating pressure. The operating time under the initial pressure shall be no less than h, and the pressure, flow rate and temperature rise shall be measured. 5.3.2.3: There shall be no abnormal vibration or sound. 5.3.3 Pump performance test
5.3.3.1 The performance test of the system is to determine the relationship between flow rate, power, slurry efficiency and discharge pressure, and give a performance curve. 5.3.3.2 The performance test of the pump shall be carried out at the rated system speed, starting with the minimum value of the discharge pressure (the discharge pressure is the first push-out pressure when the discharge valve is fully opened to overcome the resistance of the test system), and the object shall be pressurized to the initial working pressure. During this period, the pressure There are 4 to 6 pressure test points, and all points should be evenly distributed in the measured area.
5.3.3.3 Under the stable condition of each pressure test point, record the measured value at the same time. 5.3.4 Continuous operation test of pump
5.3.4.1 The continuous operation test recorded refers to the cumulative continuous operation test under the initial condition after all items are completed. 5.3.4.2 During the test, records are made every 4 hours, recording the push pressure, flow rate, oil temperature, power and operation conditions. 5.3.4.3 If the main components need to be replaced during the test, the test effect has been completed. 5.3.4.4 After the test, draw the pump performance curve again and compare it with the tree Compare with the starting line. 5.3.5 Safety valve test
5.3.5.1 The safety valve should be tested when the pump is running alone, that is, gradually close the outlet pipe valve and increase the discharge pressure to the opening pressure of the safety valve. At this time, the safety valve will be flexibly activated. When the discharge pressure value is reached, the pressure in the system will no longer rise. The test should be repeated for no less than 3 times. The qualified valve should be sealed with lead.
5.3.5.2 The valve should be tested when the cleaning machine is running, that is, when the nozzle is closed under certain working conditions, the valve should be able to flexibly start the discharge channel within the overflow pressure range. The test should be repeated for no less than 3 times. 5.3.6 Nozzle performance test
Nozzle The performance test of the nozzle should be carried out under the initial working condition, and the spray flow rate should be measured and recorded simultaneously. 5.3.7.1 The 100-hour continuous operation test of the reverse spray during the continuous operation test should be carried out under the initial working condition. 5.3.7.2 During the test, when the discharge pressure of the system is 10% lower than its initial discharge pressure, the nozzle is judged to be failed. Then check and replace its vulnerable parts in turn. The accumulated working time up to this point is the life of the vulnerable part. 5.3.a Noise measurement of the cleaning machine
Under the rated working condition of the cleaning machine, the production shall be measured in accordance with the provisions of Appendix C of GB/T7784-1987.d Performance curve
The performance curve of the continuous pump is the performance curve of the spray gun. As shown in the figure. The numerical processing of the performance test is shown in GB/T7784. 5.5 Test report
5.5.1 The content of the type inspection report includes:
JB/9091-1999
3) Data on the inspection of the main parts of the ticket and the spray gun before the test: b) Data on the disassembly inspection results of the main parts of the system and the spray gun after the test and the small changes of the main friction pairs; 2) Test record system performance curve, continuous test comparison line: d) Test medium:
) Test device system diagram:
Calibration record data of test instruments and meters; g) Conclusion of the cleaning machine test.
5.5.2 The content of the sampling test report includes
) Test record, ticket performance curve:
b) Conclusion of the cleaning machine test.
5.5.3 Factory inspection report includes: a) test records; b) conclusions of the cleaning machine test.
5.5.4 See Appendix A for the test record form (Appendix 5.55 of the report). The test report should be signed by the person in charge of the test. Inspection regulations
6.1 Each cleaning machine should be inspected and approved by the technical inspection department of the manufacturer, and be accompanied by a product certificate and can be shipped out of the factory. The various inspections of the 6-piece cleaning machine are carried out according to the items specified in Table 11. 6.3 Type inspection regulations:
·6.3.1 The first prototype of a new product should be subject to type inspection. For the 632 cleaning machine series products, only the basic prototype of the series is subject to type inspection, and the basic prototype should be The load-carrying products in this series shall be sufficient for the use of gold series products (except for performance curves. 6.3.3 Products transferred from other factories shall be subject to type inspection. 6.3.4 When there are major changes in the design, process and materials of old products, micro inspection shall be carried out. 8
Test run of the system
Performance test of replacement
Continuous operation test of the system
Safety net and port limit test
Continuous risk test of the nozzle
Performance test of the nozzle
Noise measurement of the cleaning machine
JB/T 9091--1599
Table 11
: V indicates testing is to be carried out: X indicates testing is to be carried out as required: No testing is to be carried out. Sampling inspection provisions: 1
or batch production of products is to be subjected to drag sampling inspection, and the inspection plan shall be a sampling plan as specified in Table 12. The sampling intervals shall be evenly distributed. 6. 4. 1
Distributed in 1 year,
sampling
sample size
9]~150
reasonable demarcation
6.4.7The basic prototype of the new product series has been type-tested, and other specifications of products should be sampled and inspected. o.5Each cleaning machine should be inspected before leaving the factory. ? Marking, packaging and purchase and storage
Number of non-conformity judgments
7.1The nameplate of the cleaning machine is fixed in a conspicuous position, and the size and technical requirements of the nameplate should comply with the provisions of GB13306. The nameplate should include the following contents:
a) Name of the blue factory;
b) Model and name of the cleaning machine:
) Technical parameters of the pump:
Rated discharge pressure, MPa!
Rated flow, L/min:
System speed, min*\;
Electric motor power, kw (internal combustion engine power, kw quantity, kg+
d)Factory number:
c)Factory date.
.2 The cleaning machine is marked with the registered trademark,
JB/T 90911999
7.3 The cleaning machine should be painted and anti-rust treated before packaging, and the packaging should be sealed. 7.4 The packaging of the cleaning machine should be in accordance with the provisions of GB/T13384, and closed packaging should be used. 7.5 The cleaning machine is shipped with the F engraved parts and sealed in a watertight bag. ) Product certification;
b) Packing list;
c) Product description-:
d) Parts and spare parts list.
7.6 Please take care to prevent the machine from rusting and damage during storage. The oil seal warranty period is 6 months from the date of delivery. If it is overdue, it should be inspected and re-sealed.
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