This standard specifies the type and basic parameters, requirements, test methods, inspection rules, marking, packaging, transportation and storage of coal grading crushers. This standard applies to coal grading crushers. MT/T 951-2005 Coal grading crushers MT/T951-2005 Standard download decompression password: www.bzxz.net

1KS 73.120
Customer number: 16775—2005
Coal Industry Standard of the People's Republic of China
MT/T951—2005
Coal grading crusher
Coal sizing crasher
Released on 2005-09-23
National Development and Reform Commission
2006-02-01Implementation
This standard is proposed by the Science and Technology Development Department of China Coal Industry Association. This standard is issued by the Coal Industry Coal Mine Special Equipment Standardization Technical Committee, MT/F 951—2005
The standard is responsible for the Lushan Branch of the China Coal Research Institute, and Dengdai Coal Industry Group is responsible for shoveling dung coal! Drafted by Duojia, the drafters of this standard are Pan Shui'an, Wang Dongbin, Zhang Xinmin, and the drafters are: 1 Scope
Coal grading crusher
MT/T 951—2005
This standard specifies the types and basic parameters, requirements, test methods, inspection rules, marking, packaging, transportation and storage of coal grading crusher.
This standard is applicable to coal grading crusher. 2 Normative references
The following documents are recommended by this standard through the use of this standard. This is a valid document for a period of months. All subsequent amendments (excluding errors) or revisions are not applicable to this standard. However, the parties to this standard who have reached or agreed upon the possibility of using the latest versions of these documents shall study whether the latest versions of these documents can be used. For any undated referenced documents, the latest versions shall apply to this standard. /1181-16 Shape and position tolerances and tolerance values ​​01S2768-2:1993) GB/1804-20m-General tolerances and tolerances for angular dimensions (e01902768-11989) GR/T37GA Acoustic pressure generation statutory noise source sound frequency level on the incident surface - Simple method for measuring the surface of the single surface by the envelope (R/T37661995.13746.1995
B/ 52-1938 Determination of the allowable unevenness of the rotor quality GB/13 Methods for the use of mechanical data to carry out the extraction of mechanical parts JR/5000.31995 Technical conditions for the use of straight machinery General technical conditions for welding of cutting machines Castings JB/5000.6--1098 TBT5000.10-1999 General technical conditions for heavy machinery Technical conditions for painting JBT50M0.12-1993 3 Models and basic parameters 3.1 Model indicates the effective length of the report, the unit is continuous meter (m) and the effective length is continuous meter (cm) 3. 2 Basic number
The safety number in benzene shall comply with the provisions of Table 1.
MT/T 951—2005
Direct detection of halogen load
Step length
4 Requirements
4.1 General requirements
Upper limit of discharging particle size
35 --5n
3F -5n
35·50
5G -- 80
35 --50
SC -- BC
35 - 5c
30C-450
300·~450
100·-150
300450
luu-15u
20U3u0
4.1.1Product virtual batch according to the current specified procedure with sample release technology delivery manufacturing such as pregnancy capacity
30--50
25~-sn
30 --5n
:20-180
50--100
50--100
39--50
39--60
105--200
103--1BO
153--2%
80~-150
250-4x
500-~:0 00Www.bzxZ.net
.350·~60G
600~1200
Motor power
Gear speed
8G--150
70~130
4.1.2 The tolerance of the unmarked shape should conform to the selection of GH/11804-200 medium chain, and the tolerance of the unmarked shape should conform to the K slow specification in GB/11184-iRRs:||t t||4.2 Main parts
4.2.1 The large pulley shall be subjected to static half-balance test. The half-balance shall comply with the provisions of G16 in GB/T9239, 1988. The broken teeth (plates) shall comply with the provisions of JE/T5060.6-:998. 4.2.2
The welding of the broken teeth shall comply with the provisions of B grade length tolerance and F grade form and position tolerance in 1B/T5000.3-1998. 4.2.4
The flatness tolerance of the bearing surface installed on the frame shall comply with the provisions of GB/T1184-1996. 4.3 Assembly requirements
MT/T 951-7C05
4.3.1 The fasteners of the joints shall not be inspected and placed, and the parts shall be smooth and stable without any abnormality. They shall comply with the provisions of H/T5030.1018.
4.3.2 The parallel tolerance of the center line of the two-step report shall comply with the distance tolerance of S grade in GI3/94-1996. 4.3.3 Noise level during idling operation: 8CdBA or less: 2.3.4 Bearings should not be loosened and should not exceed 55℃.
4.4 Appearance quality
4.4.1 The machine surface should be polished flat and smooth, and the outer surface should be coated with anti-corrosion coating. The coating should comply with the provisions of GB/T92523012-8.5 Test method
Manual turning method: Hot-swap test of rotating parts: Flat bit test of pulley should comply with GB/T92523012-8. 551983's fee is required to be reported, 5.2
Use labor.r/min micro-speed measurement area speed,
Auxiliary bearing temperature is measured by the meter with a rate of not less than: 5.5
Chain and appearance quality are visually inspected for strength and flatness, parallel development and other common methods are used to measure the sound and safety of H8765.
6 Inspection rules
Inspection classification
Constant inspection branch inspection dynamic inspection.
6.2 Factory inspection
6.2.1 Scientific and technical platform: The product quality department of the production factory shall inspect and pass the inspection before it can leave the factory and issue a product certificate: 6.2.2 When the product leaves the factory, a 4h no-load test run should be carried out, and the inspection date is? . Table 2
The hand comparison
And the quality result
The skin is dead before the school
The frame is installed with a mixed axis and a flat surface
The two drum areas are parallel to the center
6.3 Type inspection
If one of the following situations occurs, a test should be carried out: a) Trial design and finalization of new products or old products for production: Technical requirements
Trial purchase
6) After production, the structure, materials, and process are relatively customized, which may affect the product performance: Test type
Test method
MT/T951 —2005
e) Products that have been in production for more than 1 year; The national quality supervision and administration department shall provide the following requirements for type inspection: New products are called:
6, The number of samples for type inspection is 1 set, and the samples shall be randomly selected from the qualified products before leaving the factory. The detailed requirements of GB/JUEI can be used for type inspection
6.3.3 Type inspection table 2.
6.4 Judgment criteria
Products that do not meet the requirements of the certificate can be determined as qualified products. 7 Labeling, packaging, transportation and storage
7. 1 Labeling
Product name and model:
h) Three technical requirements
) Production process! 7.2 Packaging 7.2.1 The product is wrapped with a plastic cloth, and the motor is covered with a plastic cloth. 7.2.2 The random documents are all included in the package. The inside of the package is: box sales order;
1b) Product factory certificate:
) Product installation and operating instructions:
l) Product installation and wearing parts log and drawings. 7.2.3. The production station shall issue the following information: Shipping unit address and name:
Production certificate model,
Date and serial number:
Complete package number:
+! Net weight, size and overall dimensions
Delivery receipt:
7.3 Transportation
Should meet the requirements of the transport route.
7. 4 Storage vehicles should be used as storage warehouses for 6 items! Maintenance 1.
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