Holder for a vibration-assisted cutting tool

A holder configured for mounting of a lathe cutter comprising:

• a carrier including a first base, a second base and an accommodation space located between the first and second bases;
• a first joint seat disposed on the first base;
• a second joint seat disposed on the second base and including a clamping portion and a first resonance arm which are located in the accommodation space and coupled to one another, the first resonance arm is located between the second base and the clamping portion, the clamping portion is configured to clamp the lathe cutter, the clamping portion has a first width and the first resonance arm has a second width along a direction of a horizontal axis, and the first width is greater than the second width;
• a limit rod configured to be inserted into a through hole of the lathe cutter and including a first end, a second end and a central portion which is located between the first and second ends and includes a second resonance arm connected to the first end, the first end is configured to be coupled to the first joint seat and the second end is configured to be coupled to the clamping portion such that the first joint seat, the second joint seat and the limit rod are configured to be coupled together, the central portion is configured to be inserted into the through hole of the lathe cutter;
• and
• a clamp member disposed on the central portion and configured to not cover the second resonance arm, a clamping space existing between the clamp member and the clamping portion of the second joint seat is configured to accommodate the lathe cutter, the clamp member and the clamping portion of the second joint seat are configured to clamp the lathe cutter to separate the lathe cutter from the first and second bases.