1. Rock loading equipment includes:
Backhoe loaders for coal mines.
Vertical claw loader for coal mines.
Side unloading rock loader for coal mines.
Bucket rock loader.
Second, according to the standard.
Coal mine excavator loader, coal mine vertical claw loader: JB T5503-2004
Coal mine side unloading rock loader: MT T822-1999
Bucket rock loader: GB T25653-2010, JB T9024-1999
3. Handling process.
Application Preliminary Examination and Acceptance Technical Review Product Inspection Factory Inspection Final Examination Safety Mark Issuance Post-certification supervision.
4. Application materials.
1.Application for Safety Mark of Mining Products.
2.The applicant's business license.
3.Self-assessment report.
1) The self-inspection or third-party inspection report of the application product to meet the requirements of this rule is mainly based on the standard requirements;
2) The self-assessment of the applicant's factory's quality assurance ability to meet the requirements of these rules.
4.Product technical documentation.
1) Product technical specifications.
Clarify the implementation of national standards and industry standards for products.
2) Drawings. **Diagram, hydraulic schematic, pneumatic schematic diagram (if any), transmission schematic, electrical system diagram.
3) List of main parts (yuan) components and important raw materials.
4) Others (pressure vessel manufacturing certificate).
5. Product technical parameters.
a) Loading capacity;
b) excavation distance working height;
c) excavation (scraping) width;
d) Loading width;
e) excavation (scraping) height;
f) excavation (pickpocketing) depth;
g) unloading height;
h) ground clearance;
i) Average ground specific pressure of the track (if any);
j) Minimum turning radius;
k) Climbing ability;
1) Travel speed;
m) Noise;n) Dimensions;
o) System working pressure;
p) Machine weight. 6. Sample inspection.
The applicant shall prepare test samples in accordance with the requirements of the "Specification for Sampling Samples of Safety Signs of Rock Loading Equipment Products", and the samples must be produced by the factory of this application, and shall not be borrowed, rented, or purchased for inspection.
7. Factory review.
1.Judging basis.
1) "Special Requirements for Factory Review of Rock Loading Equipment Products".
2) "Implementation Rules for the Audit and Issuance of Safety Marks for Mining Products Factory Quality Assurance Capability Requirements".
2.Conclusions.
If the factory review conclusion is A-level, the review is qualified.
If the factory assessment conclusion is B or C, the applicant shall rectify the non-conformities, and the rectification work must be completed within 90 days.
If the factory assessment conclusion is D grade or the rejected item is unqualified, the applicant shall complete the rectification as required within 90 days.
8. Coal security certificate inquiry.
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