This standard specifies the structural type, basic parameters, technical requirements, test methods, inspection rules, marking, packaging, transportation and storage of road excavators. This standard applies to road excavators. JB/T 8476-1996 Road excavators JB/T8476-1996 Standard download decompression password: www.bzxz.net

Machinery Industry Standard of the People's Republic of China
JB/T 8476-96
Road Excavator
1996-09-03 Issued
Ministry of Machinery Industry of the People's Republic of China
1997-07-01 Implementation
JB/T:8476-96
Road Excavator These machines are self-developed products of my country. Before the international application of technology, there were such products. In order to make production more efficient, standardize production and improve product quality, this machinery industry standard is specially formulated. This standard is proposed and approved by the Northern Machinery Standardization Technical Committee of Kaiji. The main drafters of this standard are: Lian Xiangshan, Ministry of Machinery Industry, Xinjiang Kaishan Co., Ltd., and Xinjiang Kaishan Co., Ltd. 1 Scope
Machinery Industry Standard of the People's Republic of China
Road excavator
JB/T 8476-6
Road excavator standard specifies the structural type, basic model, technical requirements, test method, inspection mark, packaging, transportation and storage of road excavators.
This standard is applicable to non-road excavators
2 Referenced Standards
The following standards are included in the text, which will become the referenced text of this standard through the reference in this standard. When the standard is published, the blanks shown are all with links. All standards will be considered. When using this standard prescription, the possibility of using the latest version of the following standards should be explored: GR146.133
GR228-BT
G34785-R
GB725R87
G753587
GB10573-89
GB/T33061
GB/T 15370-54
G:15/T16710.2
JB/T 593691
JH/T 5943-1
JB/T5945-1
JH/ 5946--S1
JB/T 5↓47-9-
J/T 563-U1
JB/T 7159-93
3 Structural type and basic state data
3.1. Structure type
Standard gauge rail vehicle limit study
Batch-by-batch sampling and sampling table (certified by the inspection of the subsequent batch) Number of external lighting and signal equipment of the vehicle, false frame and smooth skin, both the running safety system of the motor vehicle
Positive drawing machine test method
Fallability test method of excavator
General technical conditions for wheeled tractors T machinery
Engineering machine plate||t t||Engineering machinery
Engineering machinery
Engineering machinery
Engineering machinery
Under the conditions of the test, the machine is connected to the machine, such as the general installation technical conditions
Welding parts application technical conditions
Assembly general technical conditions
Comprehensive assembly call technical conditions
Packing general technical conditions
Hydraulic hammer series image and technical conditions
Engineering machinery safety signs
Engineering machinery
Road excavator pad structure is shown in the figure.
3.2 Wood effect
Seasonal component cleanliness control method
The parameters of the road excavator should be determined in accordance with the results of relevant samples. Approved by the Ministry of Machinery Industry on September 3, 1996
Implemented on July 1, 1997
4 Technical requirements
JB/T8476—
1 Cabinet tractor inspection: 2-Standard system: 3-Working equipment 1-Subsidy: 5-Reduce the chain! The structure of the road machine
4.1 The surface excavator should meet the requirements of the enterprise's own standards and be selected according to the approved sample and technical documents through the prescribed procedures. 4.2 The tractor chassis should meet the requirements of 3/T1537. All external parts and outsourced parts should have quality certificates and be assembled after being tested and confirmed!
4.3 The road excavator can ensure the working of the belt in one year without any warning. 4.4 The auxiliary sound power level of the road excavator shall not be greater than 10dB (A4.5 The road excavator shall meet the following requirements during continuous operation: a) The air hole system shall not be full of air or bacteria; h) The system is allowed to have liquid points within 15 minutes, and shall not be connected: 4. After the road excavator has been in continuous operation for 3 hours, the cleanliness value of its hydraulic box shall not be 16 3.4.7 The performance level of the machine cover with tightening bolts on the working device of the surface excavator shall be above %.8 level 4. The performance level of the gear machine shall comply with the provisions of m/T5953, 4.9 The parts of the lifting machine shall comply with the provisions of JB 4.10 The rated load of the road surface equipment shall comply with the provisions of Table 1: 4.11 The dynamic structure of the machine base shall comply with the following information: ) The transmission rate shall not exceed 2.
h) The average value of the increase in intensity 1 shall not exceed 1.25-1. 4.13 The lighting signal equipment of the road opening machine shall comply with the provisions of G47R5. pavement drilling machine: 30 hours, support can meet the requirements: 4.13
) average trouble-free working time (MTF with -Uh included; b) the effectiveness of the whole machine can be estimated without partial activity
hand carpet pull
JB/T8476-96
Table 1 The operating force of the mixing device
mechanical variable box
the difference in the first meal of the pavement drilling machine should not be less than 3000h, d. t4
4.15 The tread and working equipment of the machine, support and other welding parts should comply with the provisions of JB/5943. 4.6 The assembly of the pavement drilling machine should comply with the provisions of IB/T5945, 4.17 The coating of the pavement drilling machine should comply with the provisions of JB5946. 4.18 The equipment standard of road drilling machine shall comply with the provisions of Taiwan YB6028. 5 Test methods
E.1 The test of the reliability of the road drilling machine shall comply with the provisions of GB/T15710.2: 120 www.bzxz.net
5.2 The test of the tread belt opening condition shall be carried out immediately after the machine stops working continuously for 31 seconds, and the leakage of each part including 15mm shall be detected. 5.3 The test of the fullness of the pressure box shall comply with the provisions of J/T7158. 5.4 The test of the vibration force shall be carried out according to the provisions of J/T7158. The dynamometer shall be used to measure the full stroke of the handle, the brake pedal and the disc respectively, and the maximum value shall be taken as the measured value.
5.5 The test of the driver's seat shall comply with the provisions of GBY586. 5. The reliability test of the road drilling machine shall comply with the provisions of GB10675. 6 Inspection rules
6.1 Finished products shall be inspected by the technical inspection department of the manufacturer in accordance with this standard and relevant documents, and shall be issued with a product certificate. 6.2 Inspection
The road surface machine shall be inspected at the factory. The inspection objectives are: a) appearance quality; h) correctness of assembly; 3) basic parameters when unloaded; 4) lubrication status of each moving part; 5) sealing of oil, water and other substances; 6) consistency of accompanying tools and documents. 6.3 Type inspection
6.3.1 Type inspection shall be carried out in the following situations: a) when the product process, structure and materials have changed significantly; b) when the factory inspection result is significantly different from the previous type inspection result; c) when the product has been in continuous production for 8 to 5 years; e) when the product has been discontinued for a long time and is being corrected; 6.3.2 The requirements for type inspection shall comply with the product drawings and the provisions of this standard. 6.4 Sampling inspection
6.41 The products are sampled randomly when they are ordered by the user or the manufacturer. 3
J8/1 847696
The sample inspection regulations are as follows: This standard requires the use of a single defective sample, normal particles, and its specific methods are shown in Table 2. Table 2 State power scheme
Current price basic level
Sample technology is too small
See. 5 For the current requirements of the special effect, the use of the general and manufacturing, a consultation on the marking, packaging, transportation and storage
Standard price judgment
7.1 Road opening and entry signs: The signboard should comply with the provisions of GH133, and the name should be marked, a) manufacturer name:
b) product name;
product model:
production is the main parameter:
: manufacturing date
production number.
.2 The work clothes should be installed in the work clothes. 7.3 The packaging of the road should comply with the provisions of JB Ting 5S. 7.4 The radiation of the belt shall be included in the provisions of 146.1 and GH728. 7.5 The protection degree of the flat purple is located in the place where the wind is strong and there is corrosion and erosion.
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