2013年11月28日星期四

Kim saw blade grinding must be noted at the time

Factor in the use of gold saw blade grinding to note about the : 1 , coolant grinding teeth grinding fluid that is good or bad decision . When a large amount of tungsten partridge grinding , diamond grinding wheel powder, not timely flushing and cleaning of the grinding wheel tool surface pores, resulting in surface grinding tool can not grind finish, there diamond blades  is not enough cooling will burn alloys. 2, the grinding mechanism for grinding teeth affected. Alloy saw blade grinding machine structure and assembly that is good or bad , about the current market two types of models: one is floating in Germany Seoul ink types. The type with vertical grinding off , all the advantages of using hydraulic stepless movement , all the feed system using V -rail and ball screw work , grinding or arm using the jog feed retraction rewind, adjust the fuel tank clip heart, flexible and reliable support piece , pulling teeth accurate positioning, strong self-centering blade positioning heart , any angle adjustment , cooling rinse reasonable man-machine interface , high precision grinding off , pure grinder rational design ; II , which is currently horizontal such as Taiwan and Japan models, the presence of mechanical transmission gears and mechanical clearance dovetail slide accuracy, low steady performance clips , adjust the difficulty heart support piece , pulling teeth institution or poor reliability, after the plane left and right sides and an angle not mind grinding cut , resulting in large deviation angle difficult to control, mechanical wear disaster ensure accuracy. 3 , welding factor. Welding alloys deviation big impact precision grinding , grinding pressure while causing great pressure on the small side , rear corner also produce the above factors, the welding angle difference , inevitable human factors , all of the grinding wheel, and other factors produce an unavoidable impact . 4 , wheel width on the quality and size . Optional wheel run- gold films , pay attention to wheel size , granularity is too coarse grinding wheel produced traces wheel grinding selected fine grain size is less easy to plug , easy to burn knife. Wheel diameter and thickness is based alloy wheel width or different tooth width and the length of each side alloy case may be , not a corner after corner or front wheel can be any size as different tooth grinding , must be targeted to choose a  diamond cut off wheel suitable Specifications wheel. 5 , grinding feed rate. Alloy blade grinding entirely good or bad decision grinding feed rate , generally alloy saw blade feed rate from 0.5 to 6 mm / s can not exceed this value that should be within 20 teeth per minute per minute exceeding 20 tooth feed rate is too large , it will have a serious knife tumor or burn alloy wheel produces concave surface affect the accuracy of the waste grinding wheel . 6 , grinding feed rate , the choice of wheel size on the amount of feed has very important significance. General Wheel suggested the use of 180 # 240 # 240 # to most, the choice not to choose 280 # 280 # to 320 # , or to adjust the feed rate. 7 , grinding heart. All grinding the blade and the substrate for the heart, rather than with the blade of the heart, the heart does not get out surface grinding , horn , front  Dressing plates corner with a processing center can not be sharpened a blade , blade grinding three processes Heart can not be ignored . Grinding side angle still careful observation alloy thickness , thickness change with different grinding heart , no matter how the alloy thickness , surface grinding wheel center line should be kept with the welding position in a straight line , otherwise the impact of cutting angle difference . 8 , pulling teeth institutions can not be ignored . Regardless of how the structure of any grinding , pulling teeth to coordinate accuracy Brothers Design quality , acupressure pulling teeth tooth surface in a reasonable position at the time of transfer machines, and not with the move is extremely critical , when back teeth , pulling teeth jaws should flexible and reliable.

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