WO2020057064A1 - 具有无线传输功能的超声纵扭复合滚压装置 - Google Patents

具有无线传输功能的超声纵扭复合滚压装置 Download PDF

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Publication number
WO2020057064A1
WO2020057064A1 PCT/CN2019/077736 CN2019077736W WO2020057064A1 WO 2020057064 A1 WO2020057064 A1 WO 2020057064A1 CN 2019077736 W CN2019077736 W CN 2019077736W WO 2020057064 A1 WO2020057064 A1 WO 2020057064A1
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WIPO (PCT)
Prior art keywords
wireless transmission
ultrasonic
rolling device
hole
composite rolling
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PCT/CN2019/077736
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English (en)
French (fr)
Inventor
童景琳
赵俊帅
陈鹏
张致铭
张大寨
王晓博
崔峰
赵波
焦锋
向道辉
高国富
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河南理工大学
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Application filed by 河南理工大学 filed Critical 河南理工大学
Publication of WO2020057064A1 publication Critical patent/WO2020057064A1/zh
Priority to ZA2020/05911A priority Critical patent/ZA202005911B/en

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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23PMETAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P9/00Treating or finishing surfaces mechanically, with or without calibrating, primarily to resist wear or impact, e.g. smoothing or roughening turbine blades or bearings; Features of such surfaces not otherwise provided for, their treatment being unspecified
    • B23P9/02Treating or finishing by applying pressure, e.g. knurling

Definitions

  • the invention relates to the technical field of precision ultra-precision machining and special machining, in particular to an ultrasonic longitudinal torsional composite rolling device with wireless transmission function.
  • Ultrasonic rolling technology is widely used in hard and brittle materials, high-strength steel, cemented carbide, titanium Difficult to process materials such as alloys and carbon fiber composites.
  • shaft parts occupy a large proportion in manufacturing technology.
  • the existing ultrasonic rolling device can only achieve independent longitudinal vibration or apply ultrasonic vibration in two directions to achieve longitudinal torsional vibration, and cannot realize automatic tool change.
  • the former can't meet the precision requirements of the parts after processing, while the latter has a complicated structure and requires two sets of ultrasonic devices.
  • the technical problem to be solved by the present invention is to overcome the shortcomings of the prior art and provide an ultrasonic longitudinal torsional composite rolling device with a wireless transmission function that has a reasonable design, can realize ultrasonic longitudinal torsional composite vibration, is convenient to install and debug, and has high processing accuracy. .
  • An ultrasonic longitudinal torsional composite rolling device with wireless transmission function includes a blade body, the head of the blade body is a wedge-shaped structure, and as a horn, a roller is provided at the front end of the wedge-shaped structure, A groove is provided in the middle, a transducer assembly is provided in the groove, a heat sink is provided at the tail of the knife body, a through hole is provided between the heat sink and the groove, and a tail end of the knife body is provided.
  • a wireless transmission induction disk is also provided at the bottom.
  • the transducer assembly is connected to the wireless transmission induction disk through a cable.
  • An ultrasonic power source is connected to the wireless transmission fixed disk through a cable.
  • the wireless transmission fixed disk is connected to the wireless transmission.
  • the signal of the ultrasonic generator is input to the transducer assembly by using the principle of electromagnetic induction.
  • the transducer assembly includes a connecting bolt, four piezoelectric ceramic sheets, and four electrode sheets.
  • the connecting bolts are arranged in the front-rear horizontal direction.
  • the front end of the groove is provided with a threaded hole.
  • the front end of the connecting bolt is provided. Screwed in the threaded hole, four piezoelectric ceramic pieces and four electrode pieces are sleeved on the connecting bolt, and the piezoelectric ceramic pieces and the electrode pieces are alternately arranged, and A compression nut for pressing the piezoelectric ceramic sheet and the electrode sheet is connected to a front portion of the connecting bolt.
  • the two positive electrode sheets are connected by a wire
  • the two negative electrode sheets are connected by a wire
  • two The wires are respectively connected to the positive and negative poles of the induction plate.
  • connection bolt is sleeved with a heat-shrinkable sleeve, which plays an insulating role. All the piezoelectric ceramic sheets and electrode sheets are located on the sleeve-covered bolt; the piezoelectric ceramic sheet and electrode sheets are located Inside the insulation sleeve that wraps the transducer assembly.
  • the groove is provided with a protective cover, the protective cover is fixed on the knife body by a connecting screw, the rear end of the through hole is a counterbore structure, and the bracket of the cooling fan is installed in the counterbore by a fixing screw.
  • the cooling fan is connected to the induction plate through a voltage converter, and the required power is supplied from the induction plate.
  • the knife body is provided with a vibration isolation hole group, the vibration isolation hole group has two rows, and each row of the vibration isolation hole group is composed of vibration isolation holes evenly spaced, and the bottom end of each vibration isolation hole has Two millimeters of material allowance to ensure blade rigidity.
  • a shaft sleeve is provided on the wheel shaft of the roller, and the clearance fits between the two.
  • a clamping plate and a fixing plate are provided on the head of the blade body, and there is a gap between the two. Furthermore, the clamping plate and the fixing plate are provided.
  • a shaft hole is provided, and the shaft sleeve is installed in the shaft hole.
  • the wheel shaft, the shaft sleeve and the shaft hole are all coaxially designed, the coaxiality is less than 0.005mm, and the gap between the wheel shaft and the shaft sleeve is 0.01mm.
  • the bottom of the tail end of the blade body is provided with two mounting holes and a through-hole, and the middle through-hole is used to introduce two wires of the induction plate and two cables of the transducer assembly and the heat dissipation.
  • the fan voltage converter is connected, and the two mounting holes are used for fixing the wireless transmission induction disk.
  • the wireless transmission induction plate is fixed at the bottom of the tail end of the knife body, the wireless transmission fixing plate is fixed on the knife holder base, the wireless transmission induction plate is perpendicular to the wireless transmission fixing plate, and the gap is 1mm, which is convenient
  • the tool change reduces the energy loss during the energy transmission process.
  • the wireless transmission fixed disc is connected to the ultrasonic power source through an aviation plug.
  • the present invention simplifies the structure of the existing ultrasonic rolling device.
  • the entire ultrasonic longitudinal-twisted compound rolling device is convenient to install, simple to operate, and easy to disassemble, and can realize the control of ultrasonic tool change by a lathe.
  • the processing accuracy is improved and the surface quality is also improved.
  • the device has high compatibility with ordinary lathes or numerically controlled lathes, which expands the process range of the lathe and improves the practical efficiency and application range of the lathe.
  • the cutter head of the present invention has a wedge-shaped structure, which can be used as a luffing rod to simplify the structure.
  • the tail of the cutter body is equipped with a cooling fan, which effectively reduces the temperature of the cutter during cutting and improves the product quality.
  • the knife body of the present invention is fixed on the lathe turntable knife holder with screws on the knife holder, the wireless transmission fixed disk is fixed on the base of the lathe tool holder, and the ultrasonic power source is connected to the wireless transmission fixed disk through an aviation plug.
  • the signal is input into the transducer assembly, causing it to generate a certain regular high-frequency vibration, which in turn drives the roller to generate longitudinal torsional amplitude, and achieves ultrasonic rolling.
  • the whole device is small in size and easy to operate. Compared with traditional rolling, the surface processing quality is significantly improved, and multiple tool positions can be changed, which improves processing efficiency and reduces production costs.
  • An insulation sleeve for wrapping the transducer assembly is provided in the groove of the present invention, and the arrangement of the insulation sleeve prevents leakage of the transducer during the working process.
  • the cutter body of the present invention is provided with two rows of vibration isolation hole groups, each row of vibration isolation hole groups is composed of uniformly spaced holes, and the two rows of vibration isolation holes are alternately arranged alternately to prevent vibration from being transmitted to the tool holding position; Two millimeters of material are left at the bottom of each isolation hole to ensure the rigidity of the cutter body.
  • the present invention integrates a rolling device and an ultrasonic auxiliary device, and is installed on an ordinary lathe or a numerically controlled lathe through a rotary tool post, and is used to solve the processing problems of difficult-to-machine materials such as cemented carbide, titanium alloy, and high-strength steel.
  • the scope of use of the lathe is expanded, which is easy to popularize and implement, and has good economic benefits.
  • FIG. 1 is a front structural view of an ultrasonic longitudinal torsion composite rolling device with a wireless transmission function
  • FIG. 2 is a right side view of an ultrasonic longitudinal torsional composite rolling device with a wireless transmission function
  • FIG. 3 is a bottom view of an ultrasonic longitudinal torsional composite rolling device with a wireless transmission function
  • FIG. 4 is a bottom view of parts of the cutter body in FIG. 1;
  • FIG. 5 is a plan view of the parts of the cutter body in FIG. 1 (with the clamping plate removed);
  • FIG. 6 is a structural diagram of a transducer assembly in FIG. 3;
  • FIG. 7 is a structural diagram of a roller in FIG. 3;
  • Figure 8 is a side view of the roller in Figure 7;
  • Fig. 9 is a sectional view taken along the line B-B in Fig. 7;
  • FIG. 10 is an installation diagram of a rotary table of an ultrasonic longitudinal torsional composite rolling device with a wireless transmission function
  • 11 is a machine tool installation diagram of an ultrasonic longitudinal torsional composite rolling device with a wireless transmission function.
  • the ultrasonic longitudinal torsional composite rolling device with wireless transmission function includes a blade body 5, and the front end of the blade body 5 is connected to a blade head of a wedge structure.
  • the blade head is equivalent to an ultrasonic horn and the front end of the blade head.
  • a roller 1 is installed, and the roller 1 is used for rolling processing.
  • a transducer assembly 10 is installed in the cutter body 5, a cooling fan 7 is installed at the rear end of the cutter body 5, and a wireless transmission induction disk 6 is installed at the bottom end of the cutter body 5.
  • the transmission induction panel 6 is connected to the transducer assembly 10 through a cable 13.
  • the knife body 5 is fixed on the lathe turntable knife holder 29 with screws 27 on the knife holder 26, and the wireless transmission fixing plate 30 is fixed on the lathe tool holder base 33.
  • the ultrasonic power source 35 is connected to the wireless transmission fixing plate 30 through the aviation plug 31, and uses electromagnetic induction In principle, a signal of an ultrasonic power source is input to the transducer assembly 10. After the ultrasonic power source 35 applies ultrasonic amplitude to the transducer assembly 10 through the wireless transmission device, the amplitude is amplified to the required amplitude by the wedge-shaped blade body head, and it acts on the roller 1 to cause the roller 1 to generate longitudinal torsional amplitude to achieve Ultrasonic rolling.
  • the blade head is provided with two screw holes 14 and roller mounting holes 12, and the clamping plate is also provided with two screw holes 13 and roller mounting holes.
  • the hole on the clamping plate 4 and the blade head Corresponding to the hole, and must ensure certain coaxiality requirements.
  • the two ends of the roller shaft are respectively installed in the holes of the cutter head and the clamping plate, and the axis line coincides with the center connecting line of the two holes.
  • the roller is sleeved on the roller shaft through a shaft sleeve. In order to ensure the flexible rotation of the wheel, a clearance fit is provided between the shaft and the shaft sleeve.
  • the clamping plate is fixed to the head of the cutter body through two screw holes 14.
  • the bottom of the blade body 5 is provided with a groove 16 and the transducer assembly 10 is installed in the groove.
  • a protective cover 11 is installed by screws;
  • the converter is connected to the output cable of the induction disk, and the required electrical energy comes from the induction disk 6.
  • Three holes are provided at the bottom and rear end of the blade body.
  • the middle cable hole 19 is used to introduce the two wires of the induction disk and the transducer assembly 10.
  • the two cables 13 and the voltage converter of the cooling fan are connected, and two fixing holes 18 on both sides are used for fixing the wireless transmission induction panel 6.
  • the transducer assembly 10 includes a connection bolt 24, a piezoelectric ceramic sheet 22, and an electrode sheet 23.
  • the connecting bolt 24 is disposed along the front-rear horizontal direction.
  • the front end of the groove 16 in the blade body 5 is provided with a threaded hole 15, and the front end portion of the connecting bolt 24 is screwed into the threaded hole 15.
  • the piezoelectric ceramic sheet 22 and the electrode sheet 23 are sleeved on the connecting bolt 24, and the piezoelectric ceramic sheet 22 and the electrode sheet 23 are alternately disposed.
  • the outer sleeve of the transducer is sheathed with an insulation sleeve to prevent leakage of electricity and damage to the transducer due to the ingress of cutting fluid during processing.
  • An insulation sleeve for wrapping the transducer assembly 10 is provided in the groove 16, and the insulation sleeve is provided to prevent the transducer from leaking electricity during the working process.
  • the blade body 5 is provided with a vibration isolation hole group (or vibration isolation groove group).
  • the vibration isolation hole group has at least one row, and each row of the vibration isolation hole groups is composed of holes 9 evenly spaced.
  • the 9 phases are alternately arranged to prevent vibration from being transmitted to the tool holding position; the bottom end of each vibration isolation hole 9 has a material margin of 2 mm to ensure the rigidity of the tool body.
  • the present invention is assembled on the rotary tool post 26 of the numerically controlled lathe, and then the ultrasonic power source 35 is connected to the wireless transmission fixing plate 30 through the aviation plug 31, and the ultrasonic power switch 35 and the display screen of the ultrasonic power source 35 are turned on.
  • the current power information is displayed on the screen, and the required ultrasonic frequency and current are obtained by adjusting the knob on the ultrasonic power source 35, wherein the ultrasonic frequency and current are displayed on the display screen of the ultrasonic power source 35.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Turning (AREA)

Abstract

一种具有无线传输功能的超声纵扭复合滚压装置,包括刀体(5),作为变幅杆的刀体头部为楔形结构,刀体头部的前端设置有滚轮(1),刀体(5)的中部设置有凹槽(16),凹槽(16)内设置有换能器组件(10),刀体(5)的尾部设置有散热扇(7),散热扇(7)和凹槽(16)之间设置有通孔(17),刀体(5)的尾端还设置有无线传输感应盘(6),换能器组件(10)通过线缆与无线传输感应盘(6)连接,超声波电源(35)通过线缆与无线传输固定盘(30)连接,无线传输固定盘(30)与无线传输感应盘(6)相对应,将超声波发生器的信号输入到换能器组件(10)。超声纵扭复合滚压装置结构简单,实现了超声刀具的数控化换刀,操作简单,拆卸方便,提高了加工精度,改善了加工表面质量。

Description

具有无线传输功能的超声纵扭复合滚压装置 技术领域
本发明涉及一种精密超精密加工和特种加工技术领域,特别是涉及一种具有无线传输功能的超声纵扭复合滚压装置。
背景技术
随着现代加工技术的发展和数控技术的普及,对零部件的高精度和高表面质量要求越来越高,超声滚压技术被广泛应用于硬脆性材料、高强度钢、硬质合金、钛合金、碳纤维复合材料等难加工材料。同时轴类零件在制造技术中占有较大的比例,而目前现有的超声滚压装置只能实现单独的纵振或者两个方向分别施加超声振动实现纵扭振动,且不能实现自动换刀,前者加工后零件的精度达不到要求,后者结构复杂,且需要两套超声装置,还需要计算出合适的相位差才能在理论上保证纵纽复合振动的实现,此外,这种纵纽复合振动装置在安装上要求的精度较高,安装步骤复杂,且不易调试,总体来说实现纵纽复合振动比较困难。
发明内容
本发明所要解决的技术问题是:克服现有技术的不足,提供一种设计合理、能够实现超声纵扭复合振动、安装调试方便且加工精度高的具有无线传输功能的超声纵扭复合滚压装置。
本发明的技术方案是:
一种具有无线传输功能的超声纵扭复合滚压装置,包括刀体,所述刀体的头部为楔形结构,作为变幅杆,所述楔形结构的前端设置有滚轮,所述刀体的中部设置有凹槽,所述凹槽内设置有换能器组件,所述刀体的尾部设置有散热扇,所述散热扇和凹槽之间设置有通孔,所述刀体的尾端底部还设置有无线传输感应盘,所述换能器组件通过线缆与所述无线传输感应盘连接,超声波电源通过线缆与无线传输固定盘连接,所述无线传输固定盘与所述无线传输感应盘相对应,利用电磁感应原理,将超声波发生器的信号输入到所述换能器组件。
所述换能器组件包括连接螺栓、四个压电陶瓷片和四个电极片,所述连接螺栓沿前后水平方向设置,所述凹槽的前端开设有螺纹孔,所述连接螺栓的前端 部螺纹连接在所述螺纹孔内,四个所述压电陶瓷片和四个所述电极片套设在所述连接螺栓上,并且所述压电陶瓷片与所述电极片交替设置,所述连接螺栓的前部连接有用于所述压紧压电陶瓷片和所述电极片的压紧螺母,两个所述正极电极片通过导线相连,两个所述负极电极片通过导线相连,两根导线分别连接感应盘的正负极。
所述连接螺栓套有热缩套管,起到绝缘作用,所有的所述压电陶瓷片和电极片位于所述套有热缩套管的螺栓上;所述压电陶瓷片和电极片位于包裹换能器组件的绝缘套内。
所述凹槽设置有保护盖,所述保护盖通过连接螺钉固定在所述刀体上,所述通孔的尾端为沉孔结构,所述散热扇的支架通过固定螺钉安装在沉孔中,所述散热扇通过电压转换器与所述感应盘连接,所需电能来源于感应盘供给。
所述刀体上设置有隔振孔组,所述隔振孔组有两排,每排所述隔振孔组由间隔均匀分布的隔振孔构成,每个所述隔振孔底端有两毫米材料余量,保证刀体刚度。
所述滚轮的轮轴上设置有轴套,二者间隙配合,所述刀体的头部设置一个夹紧板和固定板,二者之间有间隙,并且,所述夹紧板和固定板上设置有轴孔,所述轴套安装在所述轴孔中。
所述轮轴、轴套和轴孔均为同轴设计,同轴度小于0.005mm,所述轮轴与轴套之间的间隙为0.01mm。
所述刀体的尾端底部开设有两个安装孔和一个通线孔,中间的通线孔用来引入感应盘的两根线与所述换能器组件的两根电缆线以及所述散热扇电压转换器连接,所述两个安装孔用于固定所述无线传输感应盘。
所述无线传输感应盘固定在所述刀体的尾端底部,所述无线传输固定盘固定在刀架底座上,所述无线传输感应盘与无线传输固定盘垂直相对,间隙为1mm,既方便换刀又减少能量传输过程中能量的损失,所述无线传输固定盘通过航空插头与超声波电源连接。
本发明的有益效果是:
1、本发明简化了现有超声滚压装置的结构,整个超声纵扭复合滚压装置便于安装,操作简单,拆卸方便,可实现通过车床控制超声刀具换刀。相比普通滚压加工来 说,加工精度得到提高,表面质量也得到改善。该装置与普通车床或数控车床有很高的兼容性,扩大了车床的工艺范围,提高了车床的实用效率和应用范围。
2、本发明刀头部为楔形结构,能够作为变幅杆,简化结构,另外,刀体尾部装有散热扇,有效降低切削过程中刀具的温度,提高产品质量。
3、本发明刀体利用刀架上螺钉固定在车床转台刀架上,无线传输固定盘固定在车床刀架底座,超声波电源通过航空插头与无线传输固定盘连接,利用电磁感应原理,将超声波电源的信号输入到换能器组件中,使其产生一定规律的高频振动,进而带动滚轮产生纵扭振幅,实现超声滚压。整个装置体积小,操作简单,与传统滚压相比明显改善了表面加工质量,并且能够实现多刀位换刀,提高了加工效率,降低生产成本。
4、本发明凹槽内设置有用于包裹换能器组件的绝缘套,绝缘套的设置防止在工作过程中换能器漏电。
5、本发明刀体上设有两排隔振孔组,每排隔振孔组由间隔均匀分布的孔构成,两排隔振孔相错交替排列,防止振动传递到刀具夹持部位;每个隔振孔底端有两毫米材料余量,保证刀体刚度。
6、本发明将滚压装置和超声辅助装置融合在一起,通过回转刀架安装在普通车床或数控车床上,用于解决硬质合金、钛合金、高强度钢等难加工材料的加工难题,扩大了车床的使用范围,易于推广实施,具有良好的经济效益。
附图说明
图1为具有无线传输功能的超声纵扭复合滚压装置的主视结构图;
图2为具有无线传输功能的超声纵扭复合滚压装置的右视图;
图3为具有无线传输功能的超声纵扭复合滚压装置的仰视图;
图4为图1中刀体的零件仰视图;
图5为图1中刀体的零件俯视图(去掉夹紧板);
图6为图3中换能器组件的结构图;
图7为图3中滚轮的结构图;
图8为图7中滚轮的侧视图;
图9为图7中B-B剖视图;
图10为具有无线传输功能的超声纵扭复合滚压装置的转台刀架安装图;
图11为具有无线传输功能的超声纵扭复合滚压装置的机床安装图。
具体实施方式
实施例:参见图1-图11,图中,1-滚轮,2-轴套,3-连接螺钉,4-夹紧板,5-刀体,6-无线传输感应盘,7-散热扇,8-紧固螺钉,9-隔振孔,10-换能器组件,11-保护盖,12-滚轮安装孔,13-电缆,14-螺钉孔,15-螺纹孔,16-凹槽,17-通孔,18-固定孔,19-电缆孔,20-散热扇安装孔,21-压紧螺母,22-压电陶瓷,23-电极片,24-连接螺栓,25-热缩套管,26-刀架,27-顶紧螺栓,28-螺栓固定架,29-刀架转台,30-无线传输固定盘,31-航空插头,32-螺钉,33-底座,34-电缆,35-超声波电源,36-机床。
具有无线传输功能的超声纵扭复合滚压装置,包括刀体5,刀体5的前端连接楔形结构的刀体头部,该刀体头部相当于超声波变幅杆,刀体头部的前端安装有滚轮1,滚轮1用于滚压加工,刀体5内安装有换能器组件10,刀体5尾部装有散热扇7,刀体5后端底部装有无线传输感应盘6,无线传输感应盘6通过电缆13与换能器组件10连接。刀体5利用刀架26上螺钉27固定在车床转台刀架29上,无线传输固定盘30固定在车床刀架底座33,超声波电源35通过航空插头31与无线传输固定盘30连接,利用电磁感应原理,将超声波电源的信号输入到换能器组件10。超声波电源35通过无线传输装置对换能器组件10施加超声振幅后,通过楔形的刀体头部将振幅放大到所需的振幅,并作用于滚轮1上,使滚轮1产生纵扭振幅,实现超声滚压。
刀体头部开设有两个螺钉孔14和滚轮安装孔12,夹紧板上也开设有两个螺钉孔13和滚轮安装孔,安装滚轮1时,夹紧板4上的孔与刀头部上的孔相对应,且必须保证一定的同轴度要求。滚轮轴两端分别安装在刀头和夹紧板上的孔内,且轴线与两孔中心连接线重合。滚轮是通过轴套套装在滚轮轴上,为保证轮灵活转动,轴和轴套之间为间隙配合。夹紧板通过两螺钉孔14固定在刀体头部。
刀体5底部开设有凹槽16,换能器组件10安装在凹槽内,为了防止切削液进入凹槽16内烧伤换能器,通过螺钉安装有保护盖11;刀体5内后端开设有安装孔20,安装孔20通过通孔17与凹槽16相贯通,散热扇7插设在安装孔20内并通过螺钉8把风扇支架固定在刀体的后端面上,散热扇7通过电压转换器与感应盘输出电缆相连,所需电能来源于感应盘6;刀体底部后端开设有三个孔,中间的电缆孔19用来引入感应盘的两根线与所述换能器组件10的两根电缆线13以及所 述散热扇电压转换器连接,两边的两个固定孔18用于固定所述无线传输感应盘6。
换能器组件10包括连接螺栓24、压电陶瓷片22和电极片23。连接螺栓24沿前后水平方向设置,刀体5内的凹槽16的前端开设有螺纹孔15,连接螺栓24的前端部螺纹连接在螺纹孔15内。压电陶瓷片22和电极片23套设在连接螺栓24上,并且压电陶瓷片22与电极片23交替设置。换能器外部套设有绝缘套管,防止加工过程中由于切削液的进入造成漏电和换能器烧坏。
凹槽16内设置有用于包裹换能器组件10的绝缘套,绝缘套的设置防止在工作过程中换能器漏电。
刀体5上设有隔振孔组(或隔振槽组),所述隔振孔组至少有一排,每排隔振孔组由间隔均匀分布的孔9构成,多排时,隔振孔9相错交替排列,防止振动传递到刀具夹持部位;每个隔振孔9底端有两毫米材料余量,保证刀体刚度。
在进行滚压加工时,将本发明装配在数控车床的回转刀架26上,然后将超声波电源35通过航空插头31与无线传输固定盘30连接,打开超声波电源开关35,超声波电源35的显示屏上显示当前功率信息,通过调节超声波电源35上的旋钮调节得到所需的超声频率和电流,其中超声频率和电流会在超声波电源35的显示屏上显示出来。
以上所述,仅是本发明的较佳实施例而已,并非对本发明作任何形式上的限制,凡是依据本发明的技术实质对以上实施例所作的任何简单修改、等同变化与修饰,均仍属于本发明技术方案的范围内。

Claims (9)

  1. 具有无线传输功能的超声纵扭复合滚压装置,包括刀体,其特征是:所述刀体的头部为楔形结构,作为变幅杆,所述楔形结构的前端设置有滚轮,所述刀体的中部设置有凹槽,所述凹槽内设置有换能器组件,所述刀体的尾部设置有散热扇,所述散热扇和凹槽之间设置有通孔,所述刀体的尾端底部还设置有无线传输感应盘,所述换能器组件通过线缆与所述无线传输感应盘连接,超声波电源通过线缆与无线传输固定盘连接,所述无线传输固定盘与所述无线传输感应盘相对应,利用电磁感应原理,将超声波发生器的信号输入到所述换能器组件。
  2. 根据权利要求1所述的具有无线传输功能的超声纵扭复合滚压装置,其特征是:所述换能器组件包括连接螺栓、四个压电陶瓷片和四个电极片,所述连接螺栓沿前后水平方向设置,所述凹槽的前端开设有螺纹孔,所述连接螺栓的前端部螺纹连接在所述螺纹孔内,四个所述压电陶瓷片和四个所述电极片套设在所述连接螺栓上,并且所述压电陶瓷片与所述电极片交替设置,所述连接螺栓的前部连接有用于所述压紧压电陶瓷片和所述电极片的压紧螺母,两个所述正极电极片通过导线相连,两个所述负极电极片通过导线相连,两根导线分别连接感应盘的正负极。
  3. 根据权利要求2所述的具有无线传输功能的超声纵扭复合滚压装置,其特征是:所述连接螺栓套有热缩套管,起到绝缘作用,所有的所述压电陶瓷片和电极片位于所述套有热缩套管的螺栓上;所述压电陶瓷片和电极片位于包裹换能器组件的绝缘套内。
  4. 根据权利要求1所述的具有无线传输功能的超声纵扭复合滚压装置,其特征是:所述凹槽设置有保护盖,所述保护盖通过连接螺钉固定在所述刀体上,所述通孔的尾端为沉孔结构,所述散热扇的支架通过固定螺钉安装在沉孔中,所述散热扇通过电压转换器与所述感应盘连接,所需电能来源于感应盘供给。
  5. 根据权利要求1所述的具有无线传输功能的超声纵扭复合滚压装置,其特征是:所述刀体上设置有隔振孔组或隔振槽组,所述隔振孔组有两排,每排所述隔振孔组由间隔均匀分布的隔振孔构成,每个所述隔振孔底端有两毫米材料余量,保证刀体刚度。
  6. 根据权利要求1所述的具有无线传输功能的超声纵扭复合滚压装置,其特征是:所述滚轮的轮轴上设置有轴套,二者间隙配合,所述刀体的头部设置一个夹紧板 和固定板,二者之间有间隙,并且,所述夹紧板和固定板上设置有轴孔,所述轴套安装在所述轴孔中。
  7. 根据权利要求6所述的具有无线传输功能的超声纵扭复合滚压装置,其特征是:所述轮轴、轴套和轴孔均为同轴设计,同轴度小于0.005mm,所述轮轴与轴套之间的间隙为0.01mm。
  8. 根据权利要求1所述的具有无线传输功能的超声纵扭复合滚压装置,其特征是:所述刀体的尾端底部开设有两个安装孔和一个通线孔,中间的通线孔用来引入感应盘的两根线与所述换能器组件的两根电缆线以及所述散热扇电压转换器连接,所述两个安装孔用于固定所述无线传输感应盘。
  9. 根据权利要求1所述的具有无线传输功能的超声纵扭复合滚压装置,其特征是:所述无线传输感应盘固定在所述刀体的尾端底部,所述无线传输固定盘固定在刀架底座上,所述无线传输感应盘与无线传输固定盘垂直相对,间隙为1mm,既方便换刀又减少能量传输过程中能量的损失,所述无线传输固定盘通过航空插头与超声波电源连接。
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