| 2023 | Invention | Pipe expander. A pipe expander, comprising a frame (1), and a pipe expansion device and a conveyi... | 
				    			
				    				
				    					|  | Invention | Straight pipe cutting and pipe end machining integrated machine. A straight pipe cutting and pipe... | 
				    			
				    				
				    					| 2019 | Invention | Rotary lock and new type of u-support assembly therefor. Disclosed are a rotary lock and a U-supp... | 
				    			
				    				
				    					|  | Invention | Rapid position switching device of heat exchanger tooling, and locking device. Disclosed is a rap... | 
				    			
				    				
				    					| 2017 | Invention | Bending machine. A bending machine including a rack, the rack is provided with a feeding mechanis... | 
				    			
				    				
				    					|  | Invention | Die adjustment mechanism. A die adjustment mechanism, includes a base, the base is provided with ... | 
				    			
				    				
				    					|  | Invention | Metal plate bending mechanism. A metal plate bending mechanism, comprising a holding member (1) p... | 
				    			
				    				
				    					|  | Invention | Bending apparatus. A bending apparatus, comprising an apparatus frame (1), a feed mechanism (2) p... | 
				    			
				    				
				    					|  | Invention | Press mold adjustment mechanism. A press mold adjustment mechanism comprises a base (1). The base... | 
				    			
				    				
				    					| 2013 | Invention | Pipe bender. A pipe bender, including: a base; a frame including a position switching mechanism, ... | 
				    			
				    				
				    					| 2010 | Invention | Automatic processing machine for header. An automatic processing machine for header includes a fr... |