Multi-station turning tool bit milling fixture system

Patent metadata

Field	Value
Publication number	US-12036632-B2
Application number	US-202017214549-A
Country	US
Kind code	B2
Filing date	Feb 6, 2020
Priority date	Dec 13, 2019
Publication date	Jul 16, 2024
Grant date	Jul 16, 2024

Abstract

A multi-station turning tool includes a lower bottom plate mechanism. A first hydraulic pipeline arranged in hydraulic fluid to an upper and an end face clamping hydraulic cylinders; a supporting plate mechanism internally provided with an air-detection pipeline; a positioning mechanism includes a substrate and a plurality of supporting blocks; an upper clamping mechanism includes a V-shaped clamping block connected to an upper clamping big arm that's connected to the upper clamping hydraulic cylinder; an end face clamping mechanism includes an end face clamping block that's connected to an end face clamping big arm that's connected to the end face clamping hydraulic cylinder through a piston ejector rod; an end face clamping air-detection mechanism includes an air pressure detection component, connected to a controller, and is capable of detecting a pressure of the air-detection pipeline to identify working states of the positioning mechanism and the upper clamping mechanisms.

First claim

What is claimed is:

1. 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.

2. The system according to claim 1 , wherein the supporting plate mechanism is provided with a plurality of stations, each of the plurality of stations is correspondingly provided with a positioning mechanism, an upper clamping mechanism, and an end face clamping mechanism, and at each of the plurality of stations, a zigzag groove is provided at a top portion of the supporting plate mechanism to be engaged with and fixedly connected to the upper clamping mechanism of the corresponding station.

3. The system according to claim 1 , wherein a second hydraulic pipeline is arranged in the supporting plate mechanism, the second hydraulic pipeline is communicated with the first hydraulic pipeline, and the second hydraulic pipeline is communicated with the upper clamping hydraulic cylinder and the end face clamping hydraulic cylinder to transmit hydraulic fluid to the upper clamping hydraulic cylinder and to the end face clamping hydraulic cylinder; and a cutting lubricating mechanism is also arranged on the supporting plate mechanism, the cutting lubricating mechanism is provided with a fluid nozzle, the fluid nozzle is communicated with a third hydraulic pipeline arranged in the supporting plate mechanism, and the fluid nozzle of the cutting lubricating mechanism is capable of spraying a cutting fluid to a cutting area for lubrication during cutting of the workpiece.

4. The system according to claim 1 , wherein the positioning substrate is internally provided with a workpiece main positioning face airtight detection pipeline and a workpiece main end face airtight detection pipeline, both the workpiece main positioning face airtight detection pipeline and the workpiece main end face airtight detection pipeline are communicated with the air-detection pipeline, and the workpiece main positioning face airtight detection pipeline is communicated with the bottom supporting block and the side supporting block, while the workpiece main end face airtight detection pipeline is communicated with the rear supporting block, and whether a main positioning face and a main end face of the workpiece are positioned in place can be detected by detecting the pressure of the air-detection pipeline.

5. The system according to claim 1 , wherein the upper clamping big arm is hinged with the ejector rod mechanism, the upper clamping big arm is also hinged with a connecting rod, and the connecting rod is secured to the upper clamping hydraulic cylinder; the V-shaped clamping block is provided with a V-shaped opening, and the V-shaped opening is arranged downwards; and the end face clamping big arm is hinged with the piston ejector rod, the end face clamping big arm is also hinged with the connecting rod, and the connecting rod is secured to the end face clamping hydraulic cylinder.

6. The system according to claim 1 , wherein an air-detection shell of the upper clamping mechanism is fixedly arranged above the upper clamping hydraulic cylinder, an air-detection sleeve is embedded in the air-detection shell of the upper clamping mechanism, both an upper side portion and a lower side portion of the air-detection sleeve are provided with an air inlet hole, two of the air inlet holes are arranged at 90 degrees, the air-detection sleeve is provided with two air outlet holes between the two air inlet holes, the two air outlet holes are provided opposite to one of the two air inlet holes, and both the two air inlet holes are communicated with the air-detection pipeline.

7. The system according to claim 6 , wherein a bottom portion of the ejector rod mechanism is connected to the air-detection sleeve, and an air blocking ring is arranged at the bottom portion of the ejector rod mechanism,

Assignees

• Univ Qingdao Technology
• Ningbo Sanhan Alloy Mat Co Ltd

Inventors

• Li Changhe
• Li Haogang
• Luo Liang
• Cao Huajun
• Lu Bingheng
• Tang Lizhi
• Zhang Yanbin
• Xu Haizhou
• Yang Min
• Hong Huaping
• Yin Shuo
• Cui Xin
• Liu Mingzheng
• Gao Teng
• Hou Yali
• Li Runze

Classifications

• B25B5/122

  with fluid drive · CPC title

• Y10T409/304032

  Cutter or work · CPC title

• B23Q17/005

  by measuring a force, a pressure or a deformation · CPC title

• B23Q11/10

  Arrangements for cooling or lubricating tools or work · CPC title

• B23Q3/082

  hydraulically actuated · CPC title