Some standard content:
1.5 73.100.10
Machinery Industry Standard of the People's Republic of China
JB/T9024-1999
Bucket loader
1999-06-28 Issued
National Bureau of Machinery Industry
2000-01-01 Implementation
R/R 9024—1999
This standard is a revision of ZBD92003—88 Bucket loader. 4 Compared with ZB92003—8, the main technical content of this standard is the adjustment of the loading width of individual products, so that this standard is consistent with other standards.
This standard replaces ZBD92003-88. This standard is issued by the National Technical Committee for Standardization of Mining Machinery. The responsible unit for this standard is Luoyang Machinery Research Institute. The main authors of this standard are Yang Xianhe, Guo Ming, Huang Jialin, Li Liuquan, Liu Zhifu. Scope
Machinery Industry Standards of the People's Republic of China
Bucket Loader
Bucket loadcr
JI/T9024-1999
ZBD92003—88
This standard specifies the types, basic parameters, dimensions, connection requirements, test methods, inspection rules, marking, packaging, transportation and storage of bucket loaders.
The standard is applicable to mining shovel loaders (hereinafter referred to as rock loaders). The rock loaders are mainly used to load ore and rock in various underground excavation and mining operations, and can also be used to load loose materials on the ground. 2 Reference standards
The following standards contain relevant texts, which shall be construed as the provisions of this standard by checking the reference date of this standard. This standard was published on: The versions shown are valid for all standards. All standards will be revised. All parties using this standard should explore the possibility of using the latest versions of the following standards, GB J91-[990
GB.T13561988
GB,T37681996
GR 3836.11983
GR 3836.2—1983
GE.T4064—19R!
Packaging, storage and transportation pictorial signsbzxZ.net
Xiechuan line positive gear base difficult tooth shape
Acoustics: Acoustic method to determine the sound power level of the noise source on the reflection surface of the package test plate surface simple entertainment general technical requirements for electrical equipment for explosion-proof environment explosion-proof environment pressure flameproof electrical equipment flameproof electrical equipment \d electrical equipment safety design guidelines
GR.T10095—1988 disconnect wire mesh fence gear accuracy GRT1..06—1991 sign
日/13384—1992 Technical conditions for packaging of electromechanical products JB.T 160±.1998
Compilation method of product model of expanded machinery
7 Model, basic integer and size
3.1 The loader is a single-wheeled walking, unloading bucket loader. According to different compensation forces, it is divided into two types: electric and pneumatic:
3.2 The product model table shall comply with the provisions of RT1z□-0
Input serial number, the dry type is B (explosive)
Bucket code, 100
Power type, electric is not juice, pneumatic is Q (gas) unloading, direct cut-off bucket loader (with) State Machinery Industry Bureau 1999-06 -28 approved 2000-01-01 actual delivery
letter number example
JH9024-19
a) Bucket capacity is 0.2m3, electric, soft wheel, straight unloading, towed bucket rock loader: Z-20 rock loader
b) Bucket capacity is 0.3m3, mid-motion, rail wheel, straight loading and unloading, direct unloading, flameproof bucket rock loader-30B roll machine
c) Bucket capacity is 0.26m3, pneumatic, rail wheel, straight loading and unloading, direct loading bucket rock loader: 2Q-26 rock loader
3.3 The basic parameters and dimensions of the rock loader shall comply with the requirements of Figure 1 and Table 1. Figure
2-20
2Q -26
Productivity
"The allowable error of the selected area of Sa Dou is ±10%
2. In the external shadow, thank you for putting down the joint board this year. ?
Workhorse
Overall dimensions
Width
4 Technical requirements
JE/T9024—1999
4.1 The rock loader shall comply with the requirements of this standard and be manufactured according to the drawings and technical documents approved by the prescribed process. The output rock loader shall meet the requirements of the foreign order.
4.2 The technical requirements of this standard for raw materials, external parts and processing, assembly, etc. shall all comply with the provisions of the current relevant standards: 4.3 This standard specifies the general technical requirements for dimensional accuracy grade, tolerance, form and position tolerance, etc., which shall comply with the provisions of the current relevant standards.
4.4 The rock loader shall comply with the relevant requirements of my country's gold mine and coal mine safety regulations. 4.5 When the loader is working, the power delivered to it should be: the difference between the rated voltage and the positive voltage should be +5%: the positive air should first pass through the positive voltage, and the force entering the loader should be less than .5MPa4.6 The wheelbase of the loader should be manufactured according to the requirements of 0mm, 750mm, 762mm or 900mm4.? The electric loader should be manufactured according to the AC frequency of 50Hz and the rated voltage of 3S0V or 660V4.8 The electrical equipment of the loader should comply with the provisions of GR/T4M. The electrical equipment of the loader should also comply with the provisions of GB3836.1 and GB38362.
4.9 The structure of the loader should ensure that all parts can be disassembled for transportation, and avoid sharp turns of transmission lines or gas pipelines. 4.10 The loader and the transport equipment should be connected safely and reliably. 4.11 When the loader is running without load, the noise level of the operating position and driving shall not exceed B5dB(A) for electric loader:
105dD(A) for gas loader
4.12 The shape of all wheels of the loader shall comply with GB/T1356, and the gear indicator shall comply with GB/T1356. 4.3 The service life of the loader from the time it is put into operation to the first overhaul is: not less than 1% month for forward loading; not less than 15 months for return loading; not less than 24 months for -5V rock loader. 4.14 The rock loading capacity of the rock loader before the first overhaul shall comply with the provisions of Table 2. Table 2
| ... -50
Bucket volume 0.3m2 or less (inclusive of 0.3m2): the hardness of the ore is not more than 300mm, the hardness coefficient is not more than 1h, and the bulk density is not more than .8m;
Bucket volume 0.5m2: the ore hardness is not more than 0ramr, the hardness coefficient is not more than 16, and the bulk density is not more than 1.8t'm\
4.16 The limit range of ore loading by the rock loader is the hardness coefficient of 20 and the bulk density of the ore is 2 .4m, time-interpretation. Interruption technology 3
JE/T9024-1999
Productivity of the machine before the first big tragedy of the rock mother, the reduction shall not be greater than 20%. 4.17 The belt loader rotation mechanism is rotated from the longitudinal center line to the seven sides and the position is reliable. 4.18 The rolling mechanism of the loader is flexible and smooth, and there is no stagnation phenomenon. 4.19 The electrical control mechanism of the loader is flexible and accurate. 4.20 The loader has exposed non-processing surfaces Surface painting and other relevant standards: 4.21 Rock machine set supply reduction specification:
Complete rock machine:
Spare parts, accessories and tools with specifications:
1-Technical documents that must be provided with the complete machine: Instructions for use and maintenance, product quality certificate, packing list. 4.22 Exported equipment: Its completeness is determined according to the foreign order contract. 4.23 Under the user's request for shipping, storage, installation and use of the record, the manufacturer shall pay the H If the rock loader is of poor quality and cannot function normally within 18 months, the manufacturer shall be responsible for repairing or replacing it for the user free of charge. 5. Test methods and acceptance rules
5.1 In order to check whether the rock loader conforms to the requirements of this standard, acceptance tests and regular inspection tests shall be carried out. 5.2 Each rock loader shall be shipped only after passing the acceptance test and accompanied by documents proving that the product has passed the test. The additional tests for export rock loaders shall be determined according to the foreign order. 5.2.1 The acceptance test of the rock loader shall include no-load test of the travel and lifting reducer and no-load test of the whole machine. 5.2.2 Travel, lift speed change load test After running for 3m in both positive and negative directions, check the following items: 1) The bearing leakage is less than 20%
b) There shall be no oil leakage at the sealing parts;
) The gears run smoothly without periodic noise. 5.2.3 There shall be no abnormal movement during the no-load test of the whole machine. 5.2.4 The whole machine shall also be tested according to the provisions of the standard, including the oil, marking and packaging of the product. 5.3 Regular tests shall also be carried out during batch production. 5.3.1 Regular tests shall be carried out every 2 years, and 1-2 units shall be selected from the first batch of production in the year. 5.3.2 In addition to the acceptance test, the regular test of the machine shall also carry out the load test to verify the basic parameters and dimensions specified in this standard.
5.4 Pressure test should be carried out in the following cases: a) When there is a major change in the design, structure, technology or materials of the product that affects the product quality; b) The quality of the same type of rock loader is evaluated;
cl The quality of the first sample produced by the transfer factory is signed. 5.4.! In addition to all the items of the regular test, the pressure test of the rock loader also includes the quality inspection of the main engine, parts and components.
5.4.2 The type test specified in 5.4a) of the standard shall be carried out according to the actual conditions of the equipment: 5.5 The bucket capacity shall be measured by the method of sequentially digging the bucket into the sand. During the measurement, the bucket shall be tilted 60° to the horizontal plane with its bottom plate, and the sand shall be piled up on each side of the shovel mouth to form a pointed shape with a natural load.
JB/T9024—1999
5.6 Technical productivity The actual test of the ore loaded by continuous operation in the horizontal tunnel shall be carried out according to the use conditions specified in 4.15. The width of the test area shall not be less than the width of the lower loading area, and the height of the test area shall be 1.5-2.0m. 5.7 The force method for measuring the noise at the operating position shall comply with the provisions of GBT3768. 5. The load test of the rock loader shall be carried out under the conditions specified in 4.15, with the front shovel, side shovel and lifting bucket actions respectively, and the ore shall be discharged into the intermediate transportation equipment. Each time, the continuous loading of the ore shall not be less than 15m, and the test number shall not be less than five times. 5. The fireproof type rock loader shall be subjected to water test after fine treatment. The test method shall comply with the provisions of A2 in GB3836.2-1983.
Marking, packaging, transportation and storage
6.1 The rock loader shall be equipped with a fixed product label in a fixed position. The label shall comply with the provisions of GBT13306 and shall indicate the following contents: a) Manufacturer name:
b) Product model and name:
e) Main technical data and dimensions:
Factory code:
e) Manufacturing date.
6.2 The submersible type rock loader shall be equipped with a waterproof, long-lasting, and dry-type mark on the outer surface of the machine in accordance with the provisions of GB3B36.1.
(.3 The rock loader shall be packed in a packaging box as a whole, and the spare parts and tools shall be packed in a small box with plastic bags. The small box shall be placed in the packaging box of the whole machine.
6.4 The packaging box of the rock loader shall comply with the provisions of GB/T13384, and the storage and transportation instructions of the packaging box of the rock loader shall comply with the provisions of GB191. 6.6 The packaging of the rock loader shall meet the requirements of waterproof and foundation transportation. 6.? The rock loader shall be stored in a place equipped with rain and dew protection facilities. 6.8 The rock loader shall be updated and treated for aging if it has been stored for more than six months.
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