A clamp installation apparatus comprising: a robot arm pedestal having a rotary table; a robot arm installed on the rotary table of the robot arm pedestal , thereby being rotatable by rotation of the rotary table, and having a plurality of arms (21-25) rotatable around a plurality of joints (201-205); a robot hand installed to the most distal arm of the plurality of arms (21-25); and a control device , wherein the robot hand comprises: a clamp holding section configured to hold a clamp ; a fastening section configured to fasten an engaging section of the clamp to give a clamp force to a work ; and a measuring section configured to collect position data of a predetermined member of the clamp , wherein the control device is configured to: control the clamp holding section to hold the clamp ; control the rotary table, the rotation of each of the plurality of joints (201-205) of the robot arm and the robot hand such that the clamp is conveyed to a first predetermined position of a work pedestal on which the work has been placed in a condition that the clamp is held, and that an engaging section of the clamp is coupled to a connection section of the work pedestal ; and control the fastening section so that the clamp force is calculated based on the position data acquired from the measuring section in a condition that the clamp and the work pedestal are connected to each other, and the calculated clamp force becomes a predetermined value. a robot arm pedestal having a rotary table; a robot arm installed on the rotary table of the robot arm pedestal , thereby being rotatable by rotation of the rotary table, and having a plurality of arms (21-25) rotatable around a plurality of joints (201-205); a robot hand installed to the most distal arm of the plurality of arms (21-25); and a control device , wherein the robot hand comprises: a clamp holding section configured to hold a clamp ; a fastening section configured to fasten an engaging section of the clamp to give a clamp force to a work ; and a measuring section configured to collect position data of a predetermined member of the clamp , a clamp holding section configured to hold a clamp ; a fastening section configured to fasten an engaging section of the clamp to give a clamp force to a work ; and a measuring section configured to collect position data of a predetermined member of the clamp , wherein the control device is configured to: control the clamp holding section to hold the clamp ; control the rotary table, the rotation of each of the plurality of joints (201-205) of the robot arm and the robot hand such that the clamp is conveyed to a first predetermined position of a work pedestal on which the work has been placed in a condition that the clamp is held, and that an engaging section of the clamp is coupled to a connection section of the work pedestal ; and control the fastening section so that the clamp force is calculated based on the position data acquired from the measuring section in a condition that the clamp and the work pedestal are connected to each other, and the calculated clamp force becomes a predetermined value. control the clamp holding section to hold the clamp ; control the rotary table, the rotation of each of the plurality of joints (201-205) of the robot arm and the robot hand such that the clamp is conveyed to a first predetermined position of a work pedestal on which the work has been placed in a condition that the clamp is held, and that an engaging section of the clamp is coupled to a connection section of the work pedestal ; and control the fastening section so that the clamp force is calculated based on the position data acquired from the measuring section in a condition that the clamp and the work pedestal are connected to each other, and the calculated clamp force becomes a predetermined value. <EOS>