在绝大多数情况下，焊接产生的变形十分有害，我们应尽可能减小或消除它。但是我们利用焊接变形也可以解决生产实际中问题，具体实例如下。从盲孔中拆卸已磨损的过盈连接的村套时，经常会遇到难以拆卸的情况，普通拔具用不上，制作专用技具费工、费时，我们在社套内壁沿轴向均 In the vast majority of cases, the deformation caused by welding is very harmful and we should minimize or eliminate it as much as possible. However, we can also solve the problem of actual production by using welding deformation, the specific examples are as follows. Demolition from the blind hole has been worn over the interference of the village sets often encounter difficulties in the demolition of the situation, the general unplugged not spend on the production of special tools and laborious, time-consuming, we are in the inner walls of the social division are