KMT STELLRAM - каталог решений для высокопроизводительного фрезерования - 2014 год EN

                               для размещения заказа - kennametal@kennametal.su                                                                    7710VRD20
                                                                                                                                           Technical Information

7710VRD20 Technical Information                           Working Diameter:

                 r ap                                     Formula to evaluate the correct working diameter
                                     D2
                                     Dw                   based  on  axial  depth  of  cut  (ap).
                                                          	

                                                          Dw =	 D2 + 2 x                                         r2 - (r -ap)2

                                                          	 					

                                                          where:	Dw	 =	 Working Diameter

                                                          				              D2		 =	 Diameter of cutter insert centre to centre

                                                          				              r		 =	 Insert radius

                                                          				              ap		 = 	Axial Depth of Cut

7710VRD20 Technical Information

                                                          Formula to find programmed feed rate based on radial engagement and

                                                          axial depth of cut.	                                            hm 	
                                                                                  							
                                                                                      fz =

                                                                                                   r2  -  (r  -     ae)2        r2  -  (r  -     ap)2
                                                                                                   	                            	
                                                                                                                          x
 where:                                                                                                   r                            r
	fz	 =	 Feed per tooth
	hm	=	 Average chip thickness  	ae	= Radial Depth of Cut
	r	 =	 Insert radius           	ap	 = Axial Depth of Cut

                                                          Formula to calculate the average chip thickness hm in relation with radial
                                                          engagement and depth of cut.	

                                                                                                   r2  -  (r     -  ae)2        r2  - (r      -  ap)2
                                                                                                   	                            	
                                                                            hm = fz x                                     x
                                                                                                              r                            r

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