JB/T 8908-2013Sidewall belt conveyor (English PDF)

National Standard of the People's Republic of China

ICS

53.040.10

Replacing

JB/T 8908-1999

Issued by: Ministry of Industry and Information Technology of the People's Republic of China

Contents

• 1 Scope
• 2 Normative references
• 3 Type and basic parameters
• 3.1 Type
• 3.2 Basic parameters
• 4 Technical requirements
• 4.1 Working conditions
• 4.2 Performance of the complete machine
• 4.3 Drive unit
• 4.4 Pulleys
• 4.5 Belt press rollers
• 4.6 Idler rollers
• 4.7 Conveyor belt
• 4.8 Metal structural parts for the conveyor
• 4.9 Safety protection devices
• 4.10 Surface coating
• 4.11 Assembly and installation
• 5 Test methods
• 5.1 Measurement of the radial run-out of the outer circle of the brake wheel, the belt press roller, the pulleys and the idler rollers
• 5.2 Measurement of the minimum wall thickness b1 of the pulley
• 5.3 Static balance test of the pulley
• 5.4 Non-destructive testing method for the pulley
• 5.5 Inspection of the properties of the cover rubber and of the bottom rubber of a rubber lagged pulley
• 5.6 Dynamic rotating resistance test of the idler rollers
• 5.7 Dustproof performance test of the idler rollers
• 5.8 Waterproof performance test of the idler rollers
• 5.9 Axial load bearing test of the idler rollers
• 5.10 Drop test of the idler rollers
• 5.11 Measurement of the axial displacement of the idler rollers
• 5.12 Noise of the complete machine
• 5.13 Belt speed
• 5.14 Inspection of the paint film thickness and of the paint film adhesion
• 6 Inspection rules
• 6.1 Classification of inspection
• 6.2 Factory inspection
• 6.3 Type test
• 6.4 Sampling method
• 7 Marking, packaging and storage
• 7.1 Nameplate
• 7.2 Packaging
• 7.3 Storage
• Annex A (normative) Basic parameters of the conveyor belt
• Annex B (normative) Non-destructive testing method for the pulley
• B.1 Non-destructive testing instruments
• B.2 Non-destructive testing method