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GB/T 2885.1-2008: Narrow gauge mine cars -- Part 1: Solid-end car
Status: Valid GB/T 2885.1: Evolution and historical versions
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| GB/T 2885.1-2008 | English | 189 |
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Narrow gauge mine cars -- Part 1: Solid-end car
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GB/T 2885.1-2008
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| GB/T 2885.1-1981 | English | 199 |
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Solid-bottom wagon for metallic mines--Basic parameters and dimensions
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GB/T 2885.1-1981
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PDF similar to GB/T 2885.1-2008
Basic data | Standard ID | GB/T 2885.1-2008 (GB/T2885.1-2008) | | Description (Translated English) | Narrow gauge mine cars -- Part 1: Solid-end car | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | D93 | | Classification of International Standard | 73.100.40 | | Word Count Estimation | 8,863 | | Date of Issue | 2008-07-09 | | Date of Implementation | 2009-02-01 | | Older Standard (superseded by this standard) | GB/T 2885.1-1981 | | Quoted Standard | GB/T 4695; GB/T 13306; JB/T 5497; JB/T 6992; JB/T 8296 (all); MT 244.1; MT 244.2 | | Regulation (derived from) | National Standard Approval Announcement 2008 No.12 (Total No.125) | | Issuing agency(ies) | General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China | | Summary | This standard specifies the type of fixed trunk types and basic parameters of the tub, technical requirements, test methods, inspection rules, signs, packaging, transport and storage. This section applies to metal mine, non-metallic minerals, mine in the transport of ore, coal and waste rock and other loose material fixed trunk tub. | GB/T 2885.1-2008: Narrow gauge mine cars -- Part 1: Solid-end car---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
Narrow gauge mine cars Part 1. Solid-end car
ICS 73.100.40
D93
National Standards of People's Republic of China
Replacing GB/T 2885.1-1981
Mine narrow gauge vehicle
Part 1. Fixed trunk tub
Posted 2008-07-09
2009-02-01 implementation
Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China
Standardization Administration of China released
Foreword
GB/T 2885 "Mine narrow gauge vehicle" is divided into seven parts.
--- Part 1. Fixed trunk tub;
--- Part 2. tipping bucket tub;
--- Part 3. Unilateral curved rail side dump mine car;
--- Part 4. hoppers, tub;
--- Part 5. flatbed;
--- Part 6. materials, vehicles;
--- Part 7. Shuttle tub.
This section GB/T 2885 Part 1. This Part replaces GB/T 2885.1-1981 "fixed metal ore wagons tub base
The parameters and dimensions. "
This section compared with the GB/T 2885.1-1981, major technical changes as follows.
--- Standard name changed to "Mine narrow gauge vehicle - Part 1. Fixed trunk tub";
--- Fixed trunk tub revised models representation;
--- Fixed trunk tub adds the basic parameters and dimensions;
--- Increase the technical requirements, test methods, inspection rules, marking, packaging, transportation and storage.
This part is proposed by China Machinery Industry Federation.
This part of the National Mining Machinery Standardization Technical Committee (SAC/TC88) centralized.
This section is drafted. Luoyang Mining Machinery Engineering Design Institute Co., Ltd., China ENFI Engineering Co., Ltd., Shandong
Health and Zibo Province built machinery factory.
The main drafters of this section. Li Yang, now, Xie Liang, Wang Keyi, Wang Yadong, Liu Sheng, Guo Ming.
This part of the standard replaces the previous editions are.
--- GB/T 2885.1-1981.
Mine narrow gauge vehicle
Part 1. Fixed trunk tub
1 Scope
This section GB/T 2885 specifies the types and basic parameters, technical requirements, test methods, inspection rules fixed tramcar trunk of
Signs, packaging, transport and storage.
This section applies to metal mining, non-metallic minerals, coal transported ore, coal and waste rock and other loose material fixed trunk tub.
2 Normative references
The following documents contain provisions which, through reference to GB/T 2885 to the present, constitute provisions of this section. For dated reference documents
Member, all subsequent amendments (not including errata content) or revisions do not apply to this section, however, encouraged to reach under this section
Parties to research agreement to use the latest versions of these documents. For undated reference documents, the latest versions apply to this
section.
GB/T 4695 narrow gauge rolling stock wheel tread shape and size
GB/T 13306 signs
JB/T 5497 narrow gauge mine car test methods and inspection rules
JB/T 6992 General technical conditions of narrow gauge mine car
JB/T 8296 (all parts) Mine narrow gauge vehicle open wheel
MT244.1 Mine narrow gauge vehicle connector linking chain
MT244.2 Mine narrow gauge vehicle connector connecting pin
3 Types and basic parameters
3.1 Fixed trunk tub (hereinafter referred to as the tub) structural type wagons fixed to the frame, the basic structure of the type shown in Figure 1.
Figure 1
3.2 tramcar product model representation.
Improved number (A, B, C)
Gauge Code (6 denote 600mm, 7 indicates 762mm, 9 indicates 900mm)
Volume (m3)
Vehicle (car)
Fixed trunk type (solid)
Harvesters use code (M --- coal mine vehicles, Y --- metal and nonmetal mining vehicles)
3.3 metal and nonmetal mining basic parameters and dimensions of the tub should be in accordance with Table 1. Mine Basic parameters and dimensions of the tub should meet
Co specified in Table 2.
Table 1
model
Volume /
m3
Loading /
gauge
Dimensions
length
width
height
Wheelbase
Wheel diameter
High traction
mm
Traction /
kN
Weight /
kg
YGC0.5-6
YGC0.7-6
YGC1.2-6
YGC1.2-7
YGC2-6
YGC2-7
YGC4-7
YGC4-9
YGC10-7
YGC10-9
0.5 1.25
0.7 1.75
1.2 3
1200 8,501,000,400,300,320
1500 8,501,050,500,300,320
190,010,501,200,600 300 320
3,000,120,012,001,000,400 320
3,700,133,015,501,300,450 320
720015001550
(850)
≤450
≤500
≤720
≤730
≤1330
≤1350
≤2620
≤2900
≤7000
≤7080
Note 2. The loading of the press material bulk density ρ = 2500kg/m
3 calculations.
NOTE 3. Dimensions in parentheses indicate the gauge bogie itself.
Table 2
model
Volume /
m3
Loading maximum load capacity
gauge
Dimensions
length
width
height
Wheelbase
Wheel diameter
High traction
mm
Traction /
kN
Weight /
kg
MGC1.1-6 1.1 1 1.8 600 2000 880 1150 550 300
MGC1.7-6 1.7 1.5 2.7 600 240010501200 750 300
MGC1.7-9 1.7 1.5 2.7 900 210011501300 600 350
MGC3.3-9 3.3 3 5.3 900 3450132013001100 350
≤610
≤720
≤970
≤1320
Note 2. The loading of the press material bulk density ρ = 900kg/m
3 calculates the maximum loading by material bulk density ρ = 1600kg/m
3 calculations.
4. Technical Requirements
4.1 General Requirements
4.1.1 tub shall comply with the provisions of this section, in accordance with prescribed procedures approved manufacturing drawings and technical documents.
4.1.2 tub manufacturing quality should be consistent with the relevant provisions of JB/T 6992's.
4.1.3 tub wheel tread shape and size should be consistent with the provisions of GB/T 4695's.
4.1.4 tub optional open-wheel corresponds to conform JB/T 8296 requirements, the choice of the corresponding round closed 4.2 compliance.
4.1.5 tub linking chain performance and dimensions shall comply with the provisions of MT244.1.
4.1.6 tub connecting pin performance and dimensions shall comply with the provisions of MT244.2.
4.1.7 welds should be smooth, and there should be no cracks, slag, burn, incomplete penetration defects, weld the frame should not have pores. The remaining weld
Length 10mm inner diameter less than 1mm pores should not be more than three, and the undercut shall not exceed 100mm in length 15mm, bite
Edge depth should be in accordance with Table 3.
Table 3 millimeters
Plate thickness undercut depth
≤10 0.5
> 10 40 1.0
4.1.8 trunk volume is less than or equal to the length of the tub 4m3 trunk deviation of 0-10mm, width deviation of ± 3mm; large volume wagon
Variation in the length of the tub 4m3 trunk is 0-12mm, width deviation of ± 5mm.
4.1.9 Deviation assembled Dimensions. trunk volume is less than or equal to 4m3, the total width of the tub and pulling high deviation of ± 3mm, total height
Deviation of ± 8mm, total length deviation of ± 10mm; trunk volume greater than 4m3 Harvesters total width and height Traction deviation ± 5mm, total height bias
Difference of ± 10mm, overall length deviation of ± 15mm.
4.1.10 assembled tub placed on a horizontal track, any gap wheel and rail surface should not be greater than 2mm.
4.2 Closed wheel tub
4.2.1 round of the parts should be clean after removal of grease, dirt, iron and obstruction within the hole before assembly.
4.2.2 The wheel should not cracks. But small cracks in the top of the rim and the end portion of the profile appears in the length range of 10mm should
More than two, and should welding.
4.2.3 Welding should not tread, allowing the use within the following range.
a) a diameter of less than 1mm, small dense pinhole depth of no more than 2mm, the hemp hole, every place should not exceed 225mm2, total
Area should not exceed 900mm2;
b) less than 3mm diameter and depth of the air hole, the total number of slag should not be more than six, the mutual distance should be 30mm or more. but
Any diameter and depth distance not more than 2mm;
c) no longer than 400mm, a width of not more than 2mm, the depth of not more than 1mm cold compartment.
4.2.4 hub hole surface blisters, porosity and other defects, an area less than 16mm2, depth of less than 3mm, its distance 30mm or more,
It should not be more than three.
4.2.5 metal casting wheels, wheel diameter D circle runout should not exceed 1mm; sand casting wheel, the circle runout shall not be greater
To 0.5mm.
4.2.6 metal casting wheel should be normalized after treatment, surface hardness not less than 197HB. After the sand mold casting wheel tread machining, should
Surface hardening, the hardness should not be less than 40HRC.
After normalizing the wheel should be no net organization 4.2.7 organization whose grain size should not exceed six.
4.2.8 installed at both ends of the axle concentricity of the bearings shall comply with the requirements of Table 4.
Table 4 millimeters
Diameter 80 ~ 5055
Concentricity 0.04 0.06
Paint 4.3
4.3.1 tub before the components painted, should be removed burrs, rust, welding residue and other contaminants.
4.3.2 Each member shall tub primer layer (not including maintenance primer), a layer of paint.
4.3.3 Exterior paint should be uniform, bright, intact, firmly attached.
5 Test methods
Test Method tub should meet the requirements JB/T 5497's.
6 Inspection rules
6.1 factory inspection
6.1.1 tub per the manufacturer shall be subject to quality inspection department inspection, and after the issuance of the certificate before being put in storage, factory.
6.1.2 factory inspection items include 4.1.2 - 4.1.10 and 4.3.3.
6.1.3 Each batch should take a connecting link 3% do overload static tensile testing, pumping 0.5% do breaking force test (shall not be less than three). If
A failure then the whole batch scrapped.
6.1.4 Each batch should take a connecting pin 1% do radial load test and load test (shall not be less than three). If a failure is full
Batch scrapped.
6.1.5 Closed wheel batch (each furnace) should draw 1% of the total wheel (at least three) hardness testing. Testing if a substandard
Georgia should double the number of re-examining. If some failure is a whole batch scrapped.
6.2 Type inspection
6.2.1 There should be one of the following types of testing.
a) new products or old products to the plant production trial to identify stereotypes;
B) After the normal production, such as structure, materials, technology has drastically changed, it may affect product performance;
c) normal production cars, after regular or accumulate a certain output, a test should be carried out periodically, at least once every two years;
d) Discontinued products for more than three years, the production recovery;
e) the national quality supervision bodies type inspection requirements.
6.2.2 Type inspection requirements for all project-based section.
6.2.3 type test sample Batch rules should comply with JB/T 5497's.
7 signs, packaging, transportation and storage
7.1 per tub should be obvious at a fixed product label, label type and size should be consistent with the provisions of GB/T 13306, and should include.
a) tub model, name;
b) The main technical parameters;
c) serial number and date of manufacture;
d) the name and address of the manufacturer;
e) implementation of standard number.
7.2 Each batch submitted to the user shall be accompanied tub following technical documents.
a) product certificate;
b) maintenance manual;
c) consumable pattern and wearing parts list;
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