CN102861944B - For the electrified regulation servicing unit of Milling Process - Google Patents
For the electrified regulation servicing unit of Milling Process Download PDFInfo
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- CN102861944B CN102861944B CN201210391603.XA CN201210391603A CN102861944B CN 102861944 B CN102861944 B CN 102861944B CN 201210391603 A CN201210391603 A CN 201210391603A CN 102861944 B CN102861944 B CN 102861944B
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Abstract
For the electrified regulation servicing unit of Milling Process, relate to a kind of servicing unit of Milling Process.There is provided one that work pieces process point place local temperature can be made to raise fast and soften, realize universal cutter and Milling Process is done to high rigidity workpiece, the electrified regulation servicing unit for Milling Process of milling cutter durability can be increased substantially.Be provided with current and power supply, auxiliary electrode positive pole, auxiliary electrode negative pole, vibrating sensor, infrared sensor, felt pad, insulation sleeve and computer; Auxiliary electrode positive pole connects current and power supply positive pole, and auxiliary electrode negative pole connects current and power supply negative pole, and auxiliary electrode positive and negative electrode all touches with outside workpiece to be processed; Vibrating sensor is located on outside workpiece to be processed; Infrared sensor is located at by outside workpiece to be processed; Felt pad is located between outside workpiece to be processed and milling machine table; Insulation sleeve is located between outside milling cutter and machine tool chief axis; The signal output part of vibrating sensor and the signal output part of infrared sensor all connect the signal input part of computer.
Description
Technical field
The invention belongs to Milling Process technical field, relate to a kind of servicing unit of Milling Process, especially relate to a kind of electrified regulation servicing unit for Milling Process.
Background technology
Along with developing rapidly of modern industrial technology, the new material (as high strength, unimach, stainless steel, titanium alloy, chilled cast iron and high-temperature alloy material etc.) of a lot of high strength, the high rigidity of having induced one at industrial departments such as machine-building, electromechanics, weapons and aviations, these materials are referred to as difficult-to-machine material.Due to their high strength, high rigidity and high-strain hardening rate, its machinability is significantly worsened: add large, the temperature rise of cutting force in man-hour, tool wear is serious, and machined surface quality is poor, and metal-cutting waste is low.To the processing of these difficult-to-machine materials, people recognize gradually, depend merely on general change cutting data, and the method for preferred tool geometry angle has been difficult to prove effective.Solve the processability problems of this kind of material, generally have two kinds of methods at present:
1, the more excellent cutter material of performance is developed, as ultrahard cutting tool material (diamond cutter and cubic boron nitride cutting tool), sintex and coated cutting tool etc.
2, the processing method that research promotion is new, as vibrocutting, the methods such as hot machining, laser or beam heating processing.
Hot machining be can to difficult-to-machine material one of effective ways carrying out high efficiency processing, it is in working angles, by various mode, heat being cut material, the method for carrying out again cutting after making cutting microcell, top layer or entirety reach a suitable temperature.Its objective is make the hardness of machined material, intensity decline to some extent and be easy to produce plastic deformation.Compared with conventional cutting, higher and its shearing strength is declined owing to being cut layer temperature, because this reducing cutting force and power consumption, production efficiency improves, tool bit life.In addition, because cutting region temperature is higher, built-up edge and squama thorn are difficult to be formed, and machined surface roughness is obviously reduced.The method such as domestic and international useful laser, plasma, induction, energising heats.
The continuous cutting electrified regulation processing unit (plant)s such as existing turning are see Fig. 2, it is the loop utilizing cutter and workpiece to form on common car (brill) bed that current conductive heater car (brill) is cut, pass to low-voltage, high-current, make cutting region material resistance produce Jiao Er thermal softening, make cutting become smooth.This mode is unique advantage in the perverse and built-up edge of suppression squama and hard turning, its shortcoming is whole working angles requirement is continuous cutting, otherwise will electric spark be produced, be only limited to the continuous cutting such as turning, drilling at present, and be that cutter and workpiece heat simultaneously.There is not been reported to be applicable to the electrified regulation servicing unit of Milling Process at present.
Summary of the invention
The object of this invention is to provide one and only have workpiece heat, cutter does not heat, and work pieces process point place local temperature can be made to raise fast and soften, and realizes universal cutter the does Milling Process electrified regulation servicing unit for Milling Process to high rigidity workpiece.
The present invention is provided with current and power supply, auxiliary electrode positive pole, auxiliary electrode negative pole, vibrating sensor, infrared sensor, felt pad, insulation sleeve and computer; Auxiliary electrode positive pole connects current and power supply positive pole, and auxiliary electrode negative pole connects current and power supply negative pole, and auxiliary electrode positive pole and auxiliary electrode negative pole all touch with outside workpiece to be processed; Vibrating sensor is located on outside workpiece to be processed; Infrared sensor is located at by outside workpiece to be processed; Felt pad is located between outside workpiece to be processed and milling machine table; Insulation sleeve is located between outside milling cutter and machine tool chief axis; The signal output part of vibrating sensor and the signal output part of infrared sensor all connect the signal input part of computer.
Described current and power supply preferably adopts voltage to be 0 ~ 10V and electric current to be the low-voltage and high-current power supply of 0 ~ 500A.
Described felt pad can adopt mica sheet.
Described insulation sleeve can be plastic cement insulation sleeve.
Described auxiliary electrode positive pole and auxiliary electrode negative pole all touch with outside workpiece to be processed, preferably auxiliary electrode positive pole and workpiece to be processed point cantact, and auxiliary electrode negative pole contacts with workpiece to be processed face.
Operation principle of the present invention is as follows:
Current and power supply starts, and auxiliary electrode conducts electricity, and work pieces process point place local heat can be made rapidly to soften, and milling cutter is insulated, milling cutter no power, does not heat during big current due to insulation sleeve.When workpiece temperature reaches target temperature, after softening, carry out milling again.
Universal cutter only need be used during milling of the present invention can to carry out Milling Process to the workpiece of high rigidity, greatly can reduce tool wear, and process is without the need to cooling fluid, decrease environmental pollution and post-processed problem that cooling fluid in process brings, this is a kind of Green Machining.Meanwhile, the present invention uses universal cutter, and processing cost is reduced greatly, realizes the dry Milling Process that high rigidity workpiece uses universal cutter.
Accompanying drawing explanation
Fig. 1 is the structural representation of the embodiment of the present invention.
Fig. 2 is the continuous cutting electrified regulation processing unit (plant) schematic diagrames such as existing turning.
In fig. 2, respectively expression is marked: 100 is workpiece; 200 is lathe tool; 300 is 0 ~ 10V, 0 ~ 500A low-voltage and high-current power supply.
Detailed description of the invention
See Fig. 1, the embodiment of the present invention is provided with current and power supply 2, auxiliary electrode positive pole 10, auxiliary electrode negative pole 11, vibrating sensor 5, infrared sensor 4, felt pad 8, insulation sleeve 13 and computer 3.
Auxiliary electrode positive pole 10 connects current and power supply positive pole, auxiliary electrode negative pole 11 connects current and power supply negative pole, auxiliary electrode positive pole 10 and auxiliary electrode negative pole 11 all touch with outside workpiece to be processed 9, auxiliary electrode positive pole 10 and workpiece to be processed 9 are point cantact, auxiliary electrode negative pole 11 with workpiece to be processed 9 for face contacts.Vibrating sensor 5 is fixed on workpiece to be processed 9 by magnetic.Infrared sensor 4 is located in milling machine frame, is positioned at workpiece to be processed 9 other.Felt pad 8 is located between workpiece to be processed 9 and milling machine table 7.Insulation sleeve 13 is located between milling cutter 12 and machine tool chief axis 14.The signal output part of vibrating sensor 5 and the signal output part of infrared sensor 4 all connect the signal input part of computer 3.Described current and power supply 2 adopts the high-current supply of 0 ~ 10V low pressure, 0 ~ 500A.Described felt pad 8 adopts mica sheet.Described insulation sleeve 13 is plastic cement insulation sleeve.
Arrow mark 1 in Fig. 1 represents machining direction.What mark 6 expression workpieces to be processed 9 is heated position; Mark 15 with 16 for being connected wire.
Because workpiece to be processed 9 and current and power supply 2 form a loop.Milling cutter 12 is insulated, and milling cutter 12 no power, milling cutter 12 does not heat.Because auxiliary electrode positive pole 10 and workpiece to be processed 9 are point cantact, during point cantact, contact resistance R is comparatively large, and the current and power supply 2 adopted can provide the electric current up to hundreds of amperes, by formula Q=I
2r(Q is the heat produced, the electric current that I provides for power supply, and R is contact resistance) amount of heat can be produced rapidly when passing to big current, workpiece to be processed 9 temperature is raised fast, and workpiece softens, then carries out milling.Through experiment, milling process is smooth, and tool wear is very little.In process, infrared sensor 4 and vibrating sensor 5 measuring workpieces processing stand temperature signal and vibration signal in real time, signal enters computer 3, computer 3, by the analysis to signal, process, obviously can be found out that electrified regulation cuts and vibration signal amplitude is obviously diminished, thus show that this conductive heater assists milling process system really can soften workpiece, reduce workpiece hardness, improve milling tool ability, reduce processing vibration, realize DRY CUTTING, green processing.
Claims (1)
1., for the electrified regulation servicing unit of Milling Process, it is characterized in that being provided with current and power supply, auxiliary electrode positive pole, auxiliary electrode negative pole, vibrating sensor, infrared sensor, felt pad, insulation sleeve and computer; Auxiliary electrode positive pole connects current and power supply positive pole, and auxiliary electrode negative pole connects current and power supply negative pole, and auxiliary electrode positive pole and auxiliary electrode negative pole all touch with outside workpiece to be processed; Vibrating sensor is located on outside workpiece to be processed; Infrared sensor is located at by outside workpiece to be processed; Felt pad is located between outside workpiece to be processed and milling machine table; Insulation sleeve is located between outside milling cutter and machine tool chief axis; The signal output part of vibrating sensor and the signal output part of infrared sensor all connect the signal input part of computer;
Described current and power supply adopts voltage to be 0 ~ 10V and electric current to be the low-voltage and high-current power supply of 0 ~ 500A;
Described felt pad adopts mica sheet;
Described insulation sleeve is plastic cement insulation sleeve;
Described auxiliary electrode positive pole and workpiece to be processed point cantact, auxiliary electrode negative pole contacts with workpiece to be processed face.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210391603.XA CN102861944B (en) | 2012-10-12 | 2012-10-12 | For the electrified regulation servicing unit of Milling Process |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210391603.XA CN102861944B (en) | 2012-10-12 | 2012-10-12 | For the electrified regulation servicing unit of Milling Process |
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| Publication Number | Publication Date |
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| CN102861944A CN102861944A (en) | 2013-01-09 |
| CN102861944B true CN102861944B (en) | 2016-03-02 |
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| CN201210391603.XA Expired - Fee Related CN102861944B (en) | 2012-10-12 | 2012-10-12 | For the electrified regulation servicing unit of Milling Process |
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Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104858668B (en) * | 2015-04-29 | 2017-03-15 | 清华大学深圳研究生院 | A kind of pulse current assisted machining system of processing and its application process |
| CN104786065A (en) * | 2015-05-06 | 2015-07-22 | 吴江市江南不锈钢器材有限责任公司 | Edge-heating type cutting device |
| CN106001613A (en) * | 2016-07-28 | 2016-10-12 | 哈尔滨工业大学 | Laser heating assisted turning device and method |
| CN106609320B (en) * | 2017-02-17 | 2018-05-29 | 广东优能特五金科技有限公司 | A kind of wolfram steel milling cutter infrared heating device |
| CN106944835B (en) * | 2017-04-25 | 2019-07-05 | 山东大学 | A kind of heating auxiliary milling process method |
| CN109041288B (en) * | 2018-09-25 | 2023-12-15 | 佛山市昂达电器有限公司 | Far infrared emission device, array and preparation method |
| CN109202532B (en) * | 2018-09-25 | 2019-10-08 | 北京航空航天大学 | Composite material Milling Temperature measurement method and device |
| CN109571020B (en) * | 2018-12-06 | 2020-09-29 | 沈阳航空航天大学 | Application method of composite energy field heating auxiliary turning and milling integrated device |
| CN109482953B (en) * | 2018-12-06 | 2020-04-28 | 沈阳航空航天大学 | Electric heating auxiliary milling device and method |
| CN114055285A (en) * | 2021-10-25 | 2022-02-18 | 深圳大学 | Electric pulse auxiliary processing device and method |
| CN117583655B (en) * | 2024-01-18 | 2024-03-29 | 常州市福尔特工具有限公司 | Efficient milling disc milling cutter for large-plane machining |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2369813Y (en) * | 1999-01-12 | 2000-03-22 | 广东工业大学 | Conductive heating cutting arc extinguishing controller |
| CN102430904A (en) * | 2011-10-19 | 2012-05-02 | 哈尔滨工业大学 | Auxiliary laser heating milling device and method |
| CN202804310U (en) * | 2012-10-12 | 2013-03-20 | 厦门大学 | Ohmic heating auxiliary device for milling processing |
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2012
- 2012-10-12 CN CN201210391603.XA patent/CN102861944B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2369813Y (en) * | 1999-01-12 | 2000-03-22 | 广东工业大学 | Conductive heating cutting arc extinguishing controller |
| CN102430904A (en) * | 2011-10-19 | 2012-05-02 | 哈尔滨工业大学 | Auxiliary laser heating milling device and method |
| CN202804310U (en) * | 2012-10-12 | 2013-03-20 | 厦门大学 | Ohmic heating auxiliary device for milling processing |
Non-Patent Citations (1)
| Title |
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| 导电加热切削技术;汤铭权;《中国制造业信息化》;19881231(第6期);第14-18页 * |
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