Abrasive water jet control system with vacuum assistance and cutting machine

The utility model relates to an abrasive water jet control system with vacuum assistance and a cutting machine, the system comprises a nozzle, a high-pressure water source and an abrasive tank, a mixing cavity of the nozzle is respectively connected with the high-pressure water source and the abrasive tank through a high-pressure water channel and an abrasive conveying channel, and the abrasive water jet control system is characterized by further comprising a vacuum generator, the vacuum generator is connected with the mixing cavity of the nozzle through a vacuum auxiliary exhaust channel, and before high-speed water jet is introduced into the nozzle, the mixing cavity of the nozzle generates vacuum through the vacuum generator and sucks abrasive; and when high-speed water jet is introduced into the nozzle, the high-speed water jet is mixed with the abrasive to generate abrasive water jet. 本实用新型涉及一种带有真空辅助的磨料水射流控制系统及切割机，其中，所述系统包括喷嘴、高压水源和磨料罐，所述喷嘴的混合腔分别通过高压水通道和磨料输送通道与所述高压水源和磨料罐连接，其特征在于，还包括真空发生器，所述真空发生器通过真空辅助排气通道