Multi-station turning tool bit milling fixture system

A multi-station turning tool bit milling fixture system, comprising a lower bottom plate mechanism, a supporting plate mechanism, a positioning mechanism, an upper clamping mechanism, an end face clamping mechanism, and an end face clamping air-detection mechanism, wherein:

• the lower bottom plate mechanism comprises a substrate of a lower bottom plate, and a first hydraulic pipeline is arranged in the substrate of the lower bottom plate for transmitting hydraulic fluid to an upper clamping hydraulic cylinder and an end face clamping hydraulic cylinder;
• the supporting plate mechanism is fixedly connected to the lower bottom plate mechanism, and the supporting plate mechanism is internally provided with an air-detection pipeline for transmitting air to the positioning mechanism and to the upper clamping mechanism;
• the positioning mechanism is fixedly connected to the supporting plate mechanism, the positioning mechanism comprises a positioning substrate, and a plurality of supporting blocks are fixedly arranged on the positioning substrate;
• wherein each of the plurality of the supporting blocks comprises a bottom supporting block, a side supporting block, and a rear supporting block, the bottom supporting block and the side supporting block are secured to the positioning substrate, the rear supporting block is secured to a connecting block, and the connecting block is L-shaped and connected to a side portion of the positioning substrate;
• and
• the plurality of supporting blocks, in conjunction with the upper clamping mechanism and the end face clamping mechanism, are configured for clamping a workpiece to implement six-point positioning of the workpiece;
• the upper clamping mechanism is fixedly connected to the supporting plate mechanism, the upper clamping mechanism comprises a V-shaped clamping block, the V-shaped clamping block is connected to an upper clamping big arm, the upper clamping big arm is connected to the upper clamping hydraulic cylinder through an ejector rod mechanism, and the upper clamping hydraulic cylinder works to drive the V-shaped clamping block through the upper clamping big arm to clamp the workpiece from above the workpiece;
• the end face clamping mechanism is fixedly connected to the positioning substrate, the end face clamping mechanism comprises an end face clamping block, the end face clamping block is connected to an end face clamping big arm, the end face clamping big arm is connected to the end face clamping hydraulic cylinder through a piston ejector rod, and the end face clamping hydraulic cylinder works to drive the end face clamping block through the end face clamping big arm to clamp the workpiece at a side face of the workpiece;
• and
• the end face clamping air-detection mechanism comprises an air pressure detection component, the air pressure detection component is connected to a controller, and the air pressure detection component is capable of detecting a pressure of the air-detection pipeline to identify working states of the positioning mechanism and the upper clamping mechanism;
• wherein the air pressure detection component comprises a micro pressure sensor, and the micro pressure sensor is fixedly arranged at the end face clamping block;
• and the upper clamping big arm is also fixedly provided with a shaft pin type sensor;
• and
• wherein the air pressure detection component also comprises an upper shell and a lower shell which are oppositely arranged, an air-detection pin is arranged by passing through the upper shell from the lower shell, and the air-detection pin extends beyond the upper shell, a return spring is arranged in the upper shell to support the air-detection pin, an air outlet hole is provided in the upper shell, an air inlet hole is provided in the lower shell, and the air inlet hole is communicated with the air-detection pipeline;
• and an outer portion of the end face clamping big arm is fixedly connected to a fixing rod, and when the end face clamping mechanism loosens the workpiece, the end face clamping big arm turns over the fixing rod to contact with the air-detection pin.