The invention relates to a bush trimmer, which comprises a first unit machine and a second unit machine. The first unit machine and the second unit machine are separated by each other on a combined base. The combined base comprises a frame which is used for connecting to a mobile platform. The first and second unit machines are respectively provided with a first tool and a second tool, which are used for rotating each other No interference.The Bush trimmer can be driven on the road of the road section to be trimmed by a mobile platform, and can move on the Bush to be trimmed without a large amount of manpower.With the running of mobile platform, this kind of Bush pruning machine can prune in a large range, a long distance and quickly, which can save a lot of manpower, cost and time.本創作係關於一種灌木修剪機,包括一第一單元機以及一第二單元機,該第一、第二單元機相間隔設置於一組合基座,該組合基座包括一架體,該架體供連結於一移動車台;該第一、第二單元機各設一第一刀具及一第二刀具,該第一、第二刀具供各自進行旋轉而互不干涉。該灌木修剪機可藉由一移動車台行駛於欲修剪路段之道路,在待修剪的灌木上移動,而不需要以大量人力施剪。隨著移動車台的行駛,此種灌木修剪機可進行大範圍、長距離且快速的修剪,可節省大量人力、成本與時間。