CN101804584A - Three-way cutting force measurement instrument for turning and milling processing - Google Patents

Three-way cutting force measurement instrument for turning and milling processing Download PDF

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CN101804584A
CN101804584A CN201010136646.4A CN201010136646A CN101804584A CN 101804584 A CN101804584 A CN 101804584A CN 201010136646 A CN201010136646 A CN 201010136646A CN 101804584 A CN101804584 A CN 101804584A
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front seat
turning
groove
cutting force
seat
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王凡
孙其山
刘玉香
王立爽
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Shenyang Ligong University
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q17/00—Arrangements for observing, indicating or measuring on machine tools
    • B23Q17/12—Arrangements for observing, indicating or measuring on machine tools for indicating or measuring vibration

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Abstract

车铣加工三向切削力测量仪，刀体的后端与前座固定连接，前座的后部设有第一凹槽，后座与前座的对应部位设有第二凹槽，前座与后座固定连接；第一凹槽和第二凹槽形成一空间结构，空间结构中装设三向压电晶体传感器，前座后部的一侧设有穿线孔，穿线孔的里端与空间结构连通，穿线孔的外端与无线发射台连通，无线发射台上设置有无线通信发射模块，无线通信发射模块与三向压电晶体传感器相连接；本发明主要用于车铣切削机理的深入研究。对推动车铣加工技术的迅速发展和广泛应用具有十分重要的意义。本发明结构简单合理，数据的采集、传输、处理方法可行。

Figure 201010136646

Three-way cutting force measuring instrument for turning and milling processing, the rear end of the cutter body is fixedly connected with the front seat, the rear part of the front seat is provided with a first groove, the corresponding part of the rear seat and the front seat is provided with a second groove, and the front seat and the rear seat are fixed. Connection; the first groove and the second groove form a space structure, and a three-way piezoelectric crystal sensor is installed in the space structure, and a threading hole is provided on one side of the rear of the front seat, and the inner end of the threading hole is connected with the space structure, and the threading hole The outer end of the hole is communicated with a wireless transmitting platform, and a wireless communication transmitting module is arranged on the wireless transmitting platform, and the wireless communication transmitting module is connected with a three-way piezoelectric crystal sensor; the invention is mainly used for in-depth research on turning and milling cutting mechanism. It is of great significance to promote the rapid development and wide application of turning and milling processing technology. The structure of the invention is simple and reasonable, and the data collection, transmission and processing methods are feasible.

Figure 201010136646

Description

车铣加工三向切削力测量仪 Three-way cutting force measuring instrument for turning and milling

技术领域technical field

本发明涉及的是测量仪，具体的是用于金属切削加工对三向切削力测量的一种测量器具。The invention relates to a measuring instrument, in particular to a measuring instrument for measuring three-way cutting force in metal cutting processing.

背景技术Background technique

车铣加工是一种近年来发展起来的一种新的金属切削加工方法，其切削原理、切削参数对加工质量的影响也都在不断地研究和探索阶段。而切削力的大小及其变化是影响加工质量致关重要的物理量。因此，对于车铣加工切削力的计算和测量是影响和推动车铣理论研究的关键技术。Turning and milling processing is a new metal cutting processing method developed in recent years. The cutting principle and the influence of cutting parameters on processing quality are also in the stage of continuous research and exploration. The size of the cutting force and its change are the most important physical quantities that affect the processing quality. Therefore, the calculation and measurement of cutting force for turning and milling is the key technology that affects and promotes the research of turning and milling theory.

在国内，对于车铣加工切削力的测量还没有一个适当可行测量的方法和设备。尤其对车铣加工所产生的切削力，能进行现场实际测量的仪器设备更是空白。In China, there is no suitable and feasible measurement method and equipment for the measurement of cutting force in turning and milling. Especially for the cutting force produced by turning and milling, there is no instrument and equipment that can actually measure it on site.

发明内容Contents of the invention

本发明的目的是为了解决对于车铣加工切削力的测量还没有一个适当可行测量的方法和设备问题，而提供一种专门为测量车铣加工切削力的大小和方向的车铣加工三向切削力测量仪。The purpose of the present invention is to solve the problem that there is no suitable and feasible measurement method and equipment for the measurement of cutting force in turning and milling, and to provide a three-way cutting tool for turning and milling that is specially used for measuring the magnitude and direction of cutting force in turning and milling. force measuring instrument.

采用的技术方案是：The technical solutions adopted are:

车铣加工三向切削力测量仪，由硬件和软件两部分组成，硬件部分包括刀体、前座、后座和控制单元；所述刀体的后端与前座通过螺纹固定连接，前座的后部设有第一凹槽，后座与前座的对应部位同样设有第二凹槽，前座与后座通过螺纹固定连接；第一凹槽和第二凹槽形成一空间结构，空间结构中装设三向压电晶体传感器，三向压电晶体传感器的一侧与前座的第一凹槽里面固定连接，前座后部的一侧设有穿线孔，穿线孔的里端与空间结构连通，穿线孔的外端与无线发射台连通，无线发射台上设置有无线通信发射模块，通过穿线孔里面的导线无线通信发射模块与三向压电晶体传感器相连接；The three-way cutting force measuring instrument for turning and milling processing is composed of two parts: hardware and software. The hardware part includes a cutter body, a front seat, a rear seat and a control unit; There is a first groove, and the corresponding parts of the rear seat and the front seat are also provided with a second groove, and the front seat and the rear seat are fixedly connected by threads; the first groove and the second groove form a space structure, and the space structure is installed Three-way piezoelectric crystal sensor, one side of the three-way piezoelectric crystal sensor is fixedly connected with the inside of the first groove of the front seat, one side of the rear of the front seat is provided with a threading hole, the inner end of the threading hole is connected with the space structure, and the threading hole The outer end of the outer end is connected with the wireless transmitting station, and the wireless transmitting station is provided with a wireless communication transmitting module, and the wireless communication transmitting module is connected with the three-way piezoelectric crystal sensor through the wire in the threading hole;

上述无线发射台是前座一侧的边缘上设置一平台。The above-mentioned wireless transmitting station is provided with a platform on the edge of one side of the front seat.

上述无线发射台与无线通信发射模块固定连接，外面采用环氧树脂灌注。The above-mentioned wireless transmitting station is fixedly connected with the wireless communication transmitting module, and the outside is perfused with epoxy resin.

上述控制单元采用公知技术，即三向压电晶体传感器通过线路先后与自身具有的信号放大器和数据采集模块连接，通过导线与无线通信发射模块连接；通过无线传输与控制中心的无线通信接收模块连接，通过导线无线通信接收模块与PC机连接。The above-mentioned control unit adopts the known technology, that is, the three-way piezoelectric crystal sensor is connected with its own signal amplifier and data acquisition module successively through the line, connected with the wireless communication transmitting module through the wire; connected with the wireless communication receiving module of the control center through wireless transmission , the wireless communication receiving module is connected with the PC through wires.

本发明的工作原理：Working principle of the present invention:

由于车铣加工时刀具回转，难以用有线数据传输方法，将采集到的数据传递到控制中心。因此采用无线传输方式，将三向压电晶体传感器产生的电荷电压信号，经放大，由无线发射模块将数据发射出去，再经无线接收模块将数据传输到数据处理系统，经计算机处理后还原成对应的切削力。Since the tool rotates during turning and milling, it is difficult to use the wired data transmission method to transmit the collected data to the control center. Therefore, the wireless transmission method is adopted to amplify the charge and voltage signal generated by the three-way piezoelectric crystal sensor, and the data is transmitted by the wireless transmitting module, and then the data is transmitted to the data processing system through the wireless receiving module, and restored to corresponding cutting force.

本发明的特点：Features of the present invention:

1设计了特殊的车铣刀具，将刀具的刀柄即前后座作为三向压电晶体传感器的载体，将车铣切削力转化成相应的电信号。1 A special turning and milling tool is designed, and the handle of the tool, that is, the front and rear seats, is used as the carrier of the three-way piezoelectric crystal sensor to convert the cutting force of turning and milling into corresponding electrical signals.

2采用无限数据传输方式，解决了车铣加工过程传统的简单的有线传输技术难以解决的数据传输问题。2. The unlimited data transmission method is used to solve the data transmission problem that is difficult to solve by the traditional simple wired transmission technology in the turning and milling process.

附图说明Description of drawings

图1为本发明的结构示意图。Fig. 1 is a structural schematic diagram of the present invention.

图2为本发明的控制单元流程框图。Fig. 2 is a flow diagram of the control unit of the present invention.

具体实施方式Detailed ways

车铣加工三向切削力测量仪，由硬件和软件两部分组成，硬件部分包括刀体1、前座8、后座5和控制单元；所述刀体1的后端与前座8通过螺纹固定连接，前座8的后部设有第一凹槽7，后座5与前座8的对应部位同样设有第二凹槽6，前座8与后座5通过螺纹固定连接；第一凹槽7和第二凹槽6形成一空间结构，空间结构中装设三向压电晶体传感器4，三向压电晶体传感器4的一侧与前座8的第一凹槽7里面固定连接，前座8后部的一侧设有穿线孔3，穿线孔3的里端与空间结构连通，穿线孔3的外端与无线发射台9连通，无线发射台9是前座8一侧的边缘上设置一平台。无线发射台9上设置有无线通信发射模块2，无线发射台9与无线通信发射模块2固定连接，外面采用环氧树脂灌注。通过穿线孔3里面的导线无线通信发射模块2与三向压电晶体传感器4相连接；The three-way cutting force measuring instrument for turning and milling processing is composed of hardware and software. The hardware part includes cutter body 1, front seat 8, rear seat 5 and control unit; the rear end of the cutter body 1 is fixedly connected to the front seat 8 by threads , the rear portion of the front seat 8 is provided with a first groove 7, and the corresponding position of the rear seat 5 and the front seat 8 is also provided with a second groove 6, and the front seat 8 and the rear seat 5 are fixedly connected by threads; the first groove 7 and the second groove Two grooves 6 form a space structure, and three-way piezoelectric crystal sensor 4 is installed in the space structure, and one side of three-way piezoelectric crystal sensor 4 is fixedly connected with the inside of the first groove 7 of front seat 8, and the inside of front seat 8 rear portion One side is provided with threading hole 3, and the inner end of threading hole 3 is communicated with space structure, and the outer end of threading hole 3 is communicated with wireless transmitter 9, and wireless transmitter 9 is that a platform is set on the edge of front seat 8 one side. A wireless communication transmitting module 2 is arranged on the wireless transmitting platform 9, and the wireless transmitting platform 9 is fixedly connected with the wireless communication transmitting module 2, and the outside is filled with epoxy resin. The wireless communication transmitting module 2 is connected with the three-way piezoelectric crystal sensor 4 through the wire in the threading hole 3;

控制单元采用公知技术，即三向压电晶体传感器4通过线路先后与自身具有的信号放大器和数据采集模块连接，通过导线与无线通信发射模块2连接；通过无线传输与控制中心的无线通信接收模块连接，通过导线无线通信接收模块与PC机连接。电路工作由安装在后座5内独立的电池电源提供。The control unit adopts known technology, that is, the three-way piezoelectric crystal sensor 4 is connected with the signal amplifier and the data acquisition module that it has successively through the line, and connected with the wireless communication transmitting module 2 through the wire; through the wireless transmission and the wireless communication receiving module of the control center To connect, the wireless communication receiving module is connected to the PC through wires. Circuit work is provided by independent battery power installed in the rear seat 5 .

车铣加工时整个刀体1随机床的主轴一同回转产生切削力，切削力作用下时压电晶体产生相应的受力变形而产生了电压信号，由放大器放大后经数据传输线缆传输到2.4G的无线数据发射模块并由它实时地发射出来。发射出来的数据由2.4G的无线数据接收模块接收后，经PC计算处理后得到所测量的三向切削力数据。During turning and milling, the entire cutter body 1 rotates with the spindle of the machine tool to generate cutting force. Under the action of cutting force, the piezoelectric crystal produces a corresponding force deformation and generates a voltage signal, which is amplified by the amplifier and transmitted to 2.4 through the data transmission cable. G's wireless data transmitting module and transmit it in real time. After the transmitted data is received by the 2.4G wireless data receiving module, the measured three-way cutting force data is obtained after calculation and processing by the PC.

Claims (3)

1.车铣加工三向切削力测量仪，由硬件和软件两部分组成，硬件部分包括刀体(1)、前座(8)、后座(5)和控制单元；其特征在于：1. The three-way cutting force measuring instrument for turning and milling is composed of hardware and software. The hardware part includes cutter body (1), front seat (8), rear seat (5) and control unit; it is characterized in that: 所述刀体(1)的后端与前座(8)通过螺纹固定连接，前座(8)的后部设有第一凹槽(7)，后座(5)与前座(8)的对应部位同样设有第二凹槽(6)，前座(8)与后座(5)通过螺纹固定连接；第一凹槽(7)和第二凹槽(6)形成一空间结构，空间结构中装设三向压电晶体传感器(4)，三向压电晶体传感器(4)的一侧与前座(8)的第一凹槽(7)里面固定连接，前座(8)后部的一侧设有穿线孔(3)，穿线孔(3)的里端与空间结构连通，穿线孔(3)的外端与无线发射台(9)连通，无线发射台(9)上设置有无线通信发射模块(2)，通过穿线孔(3)里面的导线无线通信发射模块(2)与三向压电晶体传感器(4)相连接。The rear end of the cutter body (1) is fixedly connected with the front seat (8) by threads, the rear portion of the front seat (8) is provided with a first groove (7), and the corresponding parts of the rear seat (5) and the front seat (8) Also be provided with the second groove (6), the front seat (8) and the rear seat (5) are fixedly connected by threads; the first groove (7) and the second groove (6) form a space structure, and the space structure contains Establish a three-way piezoelectric crystal sensor (4), one side of the three-way piezoelectric crystal sensor (4) is fixedly connected with the inside of the first groove (7) of the front seat (8), and one side of the front seat (8) rear portion is set There is a threading hole (3), the inner end of the threading hole (3) communicates with the space structure, the outer end of the threading hole (3) communicates with the wireless transmitting station (9), and the wireless transmitting station (9) is provided with a wireless communication transmitting module (2), the wireless communication transmitting module (2) is connected with the three-way piezoelectric crystal sensor (4) through the wire in the threading hole (3). 2.根据权利要求1所述的车铣加工三向切削力测量仪，其特征在于：上述无线发射台(9)是前座(8)一侧的边缘上设置一平台。2. The three-way cutting force measuring instrument for turning and milling according to claim 1, characterized in that: the wireless transmitting station (9) is a platform set on the edge of the front seat (8). 3.根据权利要求1所述的车铣加工三向切削力测量仪，其特征在于：上述无线发射台(9)与无线通信发射模块(2)固定连接，外面采用环氧树脂灌注。3. The three-way cutting force measuring instrument for turning and milling according to claim 1, characterized in that: the wireless transmitting station (9) is fixedly connected with the wireless communication transmitting module (2), and the outside is filled with epoxy resin.
CN201010136646.4A 2010-03-31 2010-03-31 Three-way cutting force measurement instrument for turning and milling processing Pending CN101804584A (en)

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CN102847961A (en) * 2012-10-15 2013-01-02 哈尔滨工业大学 Intelligent cutter of integrated small three-way cutting force measurement system
CN103203661A (en) * 2013-03-19 2013-07-17 大连理工大学 Rotary three-dimensional piezoelectric force measurement cutter handle device
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CN106181578A (en) * 2016-07-28 2016-12-07 西安交通大学 A kind of rotary milling force transducer measuring moment of torsion and axial force
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CN102490085A (en) * 2011-12-09 2012-06-13 华东理工大学 Device for simultaneously measuring turning force in three directions
CN102490085B (en) * 2011-12-09 2014-02-19 华东理工大学 Simultaneous measurement of three-way turning force device
CN102554702A (en) * 2012-01-12 2012-07-11 南京理工大学 Measuring device for cutting force and temperature of cutter bar rotary milling insert
CN102847961A (en) * 2012-10-15 2013-01-02 哈尔滨工业大学 Intelligent cutter of integrated small three-way cutting force measurement system
CN103831666A (en) * 2012-11-22 2014-06-04 山特维克知识产权股份有限公司 Aarrangement for controlling process of rotary chip removing machining of workpiece, and cutting tool
CN103831666B (en) * 2012-11-22 2018-02-02 山特维克知识产权股份有限公司 Control the arrangement and cutting tool of the rotary chip removal processing technology of workpiece
CN103203661A (en) * 2013-03-19 2013-07-17 大连理工大学 Rotary three-dimensional piezoelectric force measurement cutter handle device
CN103203661B (en) * 2013-03-19 2015-01-07 大连理工大学 Rotary three-dimensional piezoelectric force measurement cutter handle device
CN103551921A (en) * 2013-10-10 2014-02-05 西安交通大学 Piezoresistive integrated three-dimensional turning force sensor
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