uiscrollview去除滑动效果

-(void)scrollTimer{

    timeCount ++;

    if (timeCount == _mutArray.count) {

        timeCount = 0;

    }

    [_scrollView scrollRectToVisible:CGRectMake(timeCount * 320.0, 65.0, 320.0, 218.0) animated:NO];   //把这个值设为NO即可

}