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        MB3306 test machine for bumping and grinding of suitcase
        
                    
        
                        
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        Applicable scope
        
                            
        Test principles and standards
        
                            
        Instrument characteristics
        
                            
        Configuration list
        
                
        
                
        
                    
        
                        
        
	This test machine is used to test whether the traveling wheel and the traveling bag of wheels and wheels have any damage and deformation on the wheels and wheel shafts, and whether the whole structure of the box is damaged or not. The test results can be improved for reference. 

        
                    
        
                    
        
                        
        
	B method in QB/T 2920