CN103481015A - Ultrasonic-vibration surface-enhanced and finishing processing device with electric-contact heating assistance - Google Patents
Ultrasonic-vibration surface-enhanced and finishing processing device with electric-contact heating assistance Download PDFInfo
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- CN103481015A CN103481015A CN201310482245.8A CN201310482245A CN103481015A CN 103481015 A CN103481015 A CN 103481015A CN 201310482245 A CN201310482245 A CN 201310482245A CN 103481015 A CN103481015 A CN 103481015A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P9/00—Treating 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
- B23P9/04—Treating or finishing by hammering or applying repeated pressure
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- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D7/00—Modifying the physical properties of iron or steel by deformation
- C21D7/13—Modifying the physical properties of iron or steel by deformation by hot working
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- Mechanical Engineering (AREA)
- Crystallography & Structural Chemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Polishing Bodies And Polishing Tools (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The invention discloses an ultrasonic-vibration surface-enhanced and finishing processing device with electric-contact heating assistance. The ultrasonic-vibration surface-enhanced and finishing processing device comprises an electric brush, a main shaft, a guide line, an arc-extinguishing device, a power supply, an ultrasonic-vibration generation device, a workpiece and a chuck, wherein a knife head of the ultrasonic generation device, the power supply, the arc-extinguishing device, the electric brush sheathed on the main shaft, the main shaft, the chuck and the workpiece are connected in sequence and in series to form a conducting loop; current generated in the conducting loop is utilized to enable a material of the contact part between the surface of the workpiece and the knife head to generate joule heat for instantaneous warming and softening, and by combination of ultrasonic vibration, finishing processing, surface enhancement, fine-grain enhancement and residual stress elimination are realized. The invention also discloses an ultrasonic-vibration surface-enhanced and finishing processing method with the electric-contact heating assistance utilizing the device. The ultrasonic-vibration surface-enhanced and finishing processing device and method disclosed by the invention have the advantages that the structure is simple, the precise finishing processing and surface enhancement of various conducting materials can be realized, the quality of the processed surface can be improved, the surface roughness is reduced, the surface residual stress can be eliminated, and the ultrasonic vibration also can play a role in enhancing fine grains of the material of the surface of the workpiece.
Description
Technical field
The present invention relates to a kind of Electricity Contact Heating assisting ultrasonic vibration surface strengthening and finishing processing device and method.
Background technology
At present, ultrasonic vibration surface peening and polishing processing are by apply certain regular, controlled ultrasonic vibration on cutter head, make cutter head high-frequency percussion surface of the work, produce the ultrasonic vibration percussion on surface of the work, surface of the work is strengthened and the miniature deformation processing, completed intensive treatment and polishing processing to surface of the work.The fatigue life that ultrasonic vibration surface peening and polishing processing can improve surface microhardness, wearability, part, reduce surface roughness, eliminate surface residual stress, and can refinement surface of the work material grains.Existing ultrasonic vibration surface peening and finishing process are to carry out under normal temperature condition, need the ultrasonic vibration impact energy large, and tool system and lathe are had to certain influence.
Summary of the invention
The objective of the invention is for overcoming above-mentioned the deficiencies in the prior art, a kind of Electricity Contact Heating assisting ultrasonic vibration surface strengthening and polishing processing processing unit (plant) and method are provided.Electricity Contact Heating is to utilize instrument and workpiece to form galvanic circle, pass to low-voltage, high-current, make the instantaneous intensification of material production Joule heat of surface of the work and instrument contact portion softening, reducing ultrasonic vibration surface peening and polishing machining needs the ultrasonic vibration impact energy, and is conducive to the processes such as the micro-plastic deformation of workpiece material and grain refinement.
Above-mentioned purpose of the present invention adopts following technical proposals:
A kind of Electricity Contact Heating assisting ultrasonic vibration surface strengthening and finishing processing device, comprise brush, main shaft, wire, arc-control device, power supply, the excusing from death generating means, workpiece and chuck, the cutter head of described ultrasonic generator, power supply, arc-control device, be enclosed within the brush on main shaft, main shaft, chuck and workpiece are composed in series a galvanic circle successively, utilize the electric current produced in galvanic circle, make the instantaneous intensification of material production Joule heat of surface of the work and cutter head contact portion softening, realize polishing processing in conjunction with ultrasonic vibration, surface peening, refined crystalline strengthening and elimination residual stress.
Described excusing from death generating means comprises ultrasonic generator, and supersonic generator is connected with ultrasonic transducer, is connected with ultrasonic transformer on ultrasonic transducer, and the ultrasonic transformer front end is provided with cutter head, and cutter head contacts with surface of the work, and cutter head also is connected with power supply by wire.
Described power supply is low-voltage dc power supply.
A kind of Electricity Contact Heating assisting ultrasonic vibration surface strengthening and polishing processing method specifically comprise:
1) brush is installed on lathe spindle;
2) connect successively brush, arc-control device, power supply and cutter head with wire, make it between brush-arc-control device-low-voltage dc power supply-cutter head-workpiece-chuck-main shaft-brush, form galvanic circle;
3) utilize the low-voltage, high-current in loop, make the instantaneous intensification of material production Joule heat of surface of the work and cutter head contact portion softening;
4) radially apply ultrasonic vibration along workpiece on cutter head simultaneously, make cutter head impact surface of the work with supersonic frequency, produce the ultrasonic vibration percussion on surface of the work, and utilize metal electric to contact thermoplastic characteristics, surface of the work is strengthened and the miniature deformation processing, complete intensive treatment and polishing processing to surface of the work, improve workpiece surface quality, reduce surface roughness, eliminate surface residual stress, can also play the refined crystalline strengthening effect to the surface of the work material simultaneously.
The present invention utilizes the electric current produced in galvanic circle (brush-arc-control device-low-voltage dc power supply-cutter head-workpiece-chuck-main shaft-brush), make the instantaneous intensification of material production Joule heat of surface of the work and cutter head contact portion softening, realize polishing processing, surface peening, refined crystalline strengthening and eliminate residual stress in conjunction with ultrasonic vibration, and arc-control device is set in galvanic circle, prevents that cutter head from impacting in the surface of the work process and producing electric discharge burn surface of the work in ultrasonic vibration.
Supersonic generator produces the high frequency electrical signal that is greater than 20kHz, be converted to mechanical oscillation through transducer, amplify and pass to cutter head through ultrasonic transformer again, utilize the ultrasonic vibration be applied on cutter head carry out polishing processing, surface peening, refined crystalline strengthening and eliminate residual stress surface of the work.
The present invention is simple in structure, can realize precision finishing and the surface peening of various conductive materials, improve machined surface quality, reduce surface roughness, eliminate surface residual stress, the ultrasonic vibration applied can also be played the refined crystalline strengthening effect to the surface of the work material, is a kind of new method of the precision finishing such as common conductive material, high hard conductive material, conduction hard brittle material and surface peening.The present invention is about 400N to the active force of workpiece, lower more than 20% than the processing of bold and unconstrained gram energy metal surface, can guarantee machining accuracy and the stability of lathe.
The accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
1. brush 2. main shaft 3. wire 4. arc-control device 5. low-voltage dc power supply 6. ultrasonic transducer 7. ultrasonic transformer 8. supersonic generator 9. cutter head 10. workpiece 11. triangle chucks wherein.
The specific embodiment
Below in conjunction with drawings and Examples, the present invention is further described.
As shown in Figure 1, the strengthening of Electricity Contact Heating assisting ultrasonic vibration surface and finishing processing device, comprise brush, main shaft, wire, arc-control device, low-voltage dc power supply, ultrasonic transducer, ultrasonic transformer, supersonic generator, cutter head, workpiece, chuck.Described Electricity Contact Heating assisting ultrasonic vibration surface strengthening and cutter head, power supply, the arc-control device of finishing processing device, brush, main shaft, chuck and the workpiece be enclosed within on main shaft are composed in series a galvanic circle successively, utilize the electric current produced in galvanic circle, make the instantaneous intensification of material production Joule heat of surface of the work and cutter head contact portion softening, in conjunction with ultrasonic vibration, realize polishing processing, surface peening, refined crystalline strengthening and eliminate residual stress.
Described supersonic generator is connected with ultrasonic transducer, is connected with ultrasonic transformer on ultrasonic transducer, and the ultrasonic transformer front end is provided with cutter head, and cutter head contacts with surface of the work, and cutter head also is connected with power supply by wire.
By brush 1 according to being installed on shown in Fig. 1 on lathe spindle 2, connect successively brush 1 with wire 3, arc-control device 4, low-voltage dc power supply 5, cutter head 9, form galvanic circle between brush 1-arc-control device 4-low-voltage dc power supply 5-cutter head 9-workpiece 10-chuck 11-main shaft 2-brush 1, utilize the low-voltage, high-current in loop, make workpiece 10 surfaces softening with the instantaneous intensification of material production Joule heat of cutter head 9 contact portions, radially apply ultrasonic vibration along workpiece 10 simultaneously on cutter head 9, make cutter head 9 supersonic frequencies impact workpiece 10 surfaces, produce the ultrasonic vibration percussion on workpiece 10 surfaces, and utilize metal electric to contact thermoplastic characteristics, workpiece 10 surfaces are strengthened and the miniature deformation processing, complete intensive treatment and polishing processing to workpiece 10 surfaces, improve workpiece 10 surface quality, reduce surface roughness, eliminate surface residual stress, can also play the refined crystalline strengthening effect to workpiece 10 surfacings simultaneously.
The vibration surface strengthening of Electricity Contact Heating assisting ultrasonic and finishing processing device and method are about 400N to the active force of workpiece, lower more than 20% than the processing of bold and unconstrained gram energy metal surface, can guarantee machining accuracy and the stability of lathe.
Although above-mentioned, by reference to the accompanying drawings the specific embodiment of the present invention is described; but be not limiting the scope of the invention; one of ordinary skill in the art should be understood that; on the basis of technical scheme of the present invention, those skilled in the art do not need to pay various modifications that creative work can make or distortion still in protection scope of the present invention.
Claims (4)
1. an Electricity Contact Heating assisting ultrasonic vibration surface is strengthened and finishing processing device, comprise brush, main shaft, wire, arc-control device, power supply, ultrasonic generator, workpiece and chuck, it is characterized in that, the cutter head of described ultrasonic generator, power supply, arc-control device, be enclosed within the brush on main shaft, main shaft, chuck and workpiece are composed in series a galvanic circle successively, utilize the electric current produced in galvanic circle, make the instantaneous intensification of material production Joule heat of surface of the work and cutter head contact portion softening, realize polishing processing in conjunction with ultrasonic vibration, surface peening, refined crystalline strengthening and elimination residual stress.
2. device as claimed in claim 1, it is characterized in that, described ultrasonic generator comprises supersonic generator, supersonic generator is connected with ultrasonic transducer, be connected with ultrasonic transformer on ultrasonic transducer, the ultrasonic transformer front end is provided with cutter head, and cutter head contacts with surface of the work, and cutter head also is connected with power supply by wire.
3. device as claimed in claim 1, is characterized in that, described power supply is low-voltage dc power supply.
4. a processing method of utilizing the strengthening of Electricity Contact Heating assisting ultrasonic vibration surface and finishing processing device, is characterized in that, comprising:
1) brush is installed on lathe spindle;
2) connect successively brush, arc-control device, power supply and cutter head with wire, make it between brush-arc-control device-low-voltage dc power supply-cutter head-workpiece-chuck-main shaft-brush, form galvanic circle;
3) utilize the low-voltage, high-current in loop, make the instantaneous intensification of material production Joule heat of surface of the work and cutter head contact portion softening;
4) radially apply ultrasonic vibration along workpiece on cutter head simultaneously, make cutter head impact surface of the work with supersonic frequency, produce the ultrasonic vibration percussion on surface of the work, and utilize metal electric to contact thermoplastic characteristics, surface of the work is strengthened and the miniature deformation processing, complete intensive treatment and polishing processing to the work surface, improve workpiece surface quality, reduce surface roughness, eliminate surface residual stress, can also play the refined crystalline strengthening effect to the surface of the work material simultaneously.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310482245.8A CN103481015B (en) | 2013-10-15 | 2013-10-15 | The strengthening of Electricity Contact Heating assisting ultrasonic vibration surface and finishing processing device and method |
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| CN201310482245.8A CN103481015B (en) | 2013-10-15 | 2013-10-15 | The strengthening of Electricity Contact Heating assisting ultrasonic vibration surface and finishing processing device and method |
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| CN103481015A true CN103481015A (en) | 2014-01-01 |
| CN103481015B CN103481015B (en) | 2016-04-06 |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104846155A (en) * | 2014-01-06 | 2015-08-19 | 天津大学 | Method utilizing ultrasonic impact and electric spark combined processing device for processing |
| CN104862454A (en) * | 2015-05-22 | 2015-08-26 | 华中科技大学 | High-hardness material surface treatment method and device |
| CN105057972A (en) * | 2015-07-22 | 2015-11-18 | 苏州市鑫渭阀门有限公司 | Valve element surface high-frequency pulse extrusion process |
| CN105506535A (en) * | 2016-01-15 | 2016-04-20 | 江西理工大学 | Spray coating coupling post-processing method |
| CN107138915A (en) * | 2016-03-01 | 2017-09-08 | 通用电气公司 | Ultrasonic burnishing system of processing and method, the processing method of part |
| CN108500109A (en) * | 2018-03-12 | 2018-09-07 | 南京航空航天大学 | Based on the special piece spin forming method from resistance Electric heating |
| CN108555103A (en) * | 2018-01-09 | 2018-09-21 | 南京航空航天大学 | Collaboration hinders electrically heated plank independent increment rotary pressing moulding device and method certainly |
| CN109759775A (en) * | 2018-12-28 | 2019-05-17 | 中国地质大学（北京） | A kind of aluminium drill pipe inside and outside wall ultrasonic wave cold forging processing unit (plant) |
| CN109773260A (en) * | 2019-03-22 | 2019-05-21 | 天津职业技术师范大学(中国职业培训指导教师进修中心) | Acoustic-electric cooperates with cutting apparatus and acoustic-electric to cooperate with cutting system |
| CN109954782A (en) * | 2018-01-09 | 2019-07-02 | 南京航空航天大学 | Plate part shapes spinning apparatus and method from the Synchronous Heating for hindering electric heat mode |
| CN111360147A (en) * | 2020-04-14 | 2020-07-03 | 太原理工大学 | Ultrasonic energy field device for improving surface quality of precision foil |
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Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104846155A (en) * | 2014-01-06 | 2015-08-19 | 天津大学 | Method utilizing ultrasonic impact and electric spark combined processing device for processing |
| CN104846155B (en) * | 2014-01-06 | 2017-04-05 | 天津大学 | The method being processed using ultrasonic impact and electric spark complex machining device |
| CN104862454B (en) * | 2015-05-22 | 2018-03-20 | 华中科技大学 | A kind of high hardness material surface treatment method and device |
| CN104862454A (en) * | 2015-05-22 | 2015-08-26 | 华中科技大学 | High-hardness material surface treatment method and device |
| CN105057972A (en) * | 2015-07-22 | 2015-11-18 | 苏州市鑫渭阀门有限公司 | Valve element surface high-frequency pulse extrusion process |
| CN105506535A (en) * | 2016-01-15 | 2016-04-20 | 江西理工大学 | Spray coating coupling post-processing method |
| CN107138915A (en) * | 2016-03-01 | 2017-09-08 | 通用电气公司 | Ultrasonic burnishing system of processing and method, the processing method of part |
| CN107138915B (en) * | 2016-03-01 | 2019-06-25 | 通用电气公司 | Ultrasonic burnishing system of processing and method, the processing method of part |
| CN108555103A (en) * | 2018-01-09 | 2018-09-21 | 南京航空航天大学 | Collaboration hinders electrically heated plank independent increment rotary pressing moulding device and method certainly |
| CN109954782A (en) * | 2018-01-09 | 2019-07-02 | 南京航空航天大学 | Plate part shapes spinning apparatus and method from the Synchronous Heating for hindering electric heat mode |
| CN108500109A (en) * | 2018-03-12 | 2018-09-07 | 南京航空航天大学 | Based on the special piece spin forming method from resistance Electric heating |
| CN109759775A (en) * | 2018-12-28 | 2019-05-17 | 中国地质大学（北京） | A kind of aluminium drill pipe inside and outside wall ultrasonic wave cold forging processing unit (plant) |
| CN109759775B (en) * | 2018-12-28 | 2023-10-20 | 中国地质大学（北京） | Ultrasonic cold forging device for inner and outer walls of aluminum alloy drill rod |
| CN109773260A (en) * | 2019-03-22 | 2019-05-21 | 天津职业技术师范大学(中国职业培训指导教师进修中心) | Acoustic-electric cooperates with cutting apparatus and acoustic-electric to cooperate with cutting system |
| CN111360147A (en) * | 2020-04-14 | 2020-07-03 | 太原理工大学 | Ultrasonic energy field device for improving surface quality of precision foil |
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| CN103481015B (en) | 2016-04-06 |
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