CN104772537B - The temperature online control system and method for electrolyte in a kind of Electrolyzed Processing - Google Patents
The temperature online control system and method for electrolyte in a kind of Electrolyzed Processing Download PDFInfo
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- CN104772537B CN104772537B CN201510213084.1A CN201510213084A CN104772537B CN 104772537 B CN104772537 B CN 104772537B CN 201510213084 A CN201510213084 A CN 201510213084A CN 104772537 B CN104772537 B CN 104772537B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23H—WORKING OF METAL BY THE ACTION OF A HIGH CONCENTRATION OF ELECTRIC CURRENT ON A WORKPIECE USING AN ELECTRODE WHICH TAKES THE PLACE OF A TOOL; SUCH WORKING COMBINED WITH OTHER FORMS OF WORKING OF METAL
- B23H3/00—Electrochemical machining, i.e. removing metal by passing current between an electrode and a workpiece in the presence of an electrolyte
- B23H3/02—Electric circuits specially adapted therefor, e.g. power supply, control, preventing short circuits
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23H—WORKING OF METAL BY THE ACTION OF A HIGH CONCENTRATION OF ELECTRIC CURRENT ON A WORKPIECE USING AN ELECTRODE WHICH TAKES THE PLACE OF A TOOL; SUCH WORKING COMBINED WITH OTHER FORMS OF WORKING OF METAL
- B23H3/00—Electrochemical machining, i.e. removing metal by passing current between an electrode and a workpiece in the presence of an electrolyte
- B23H3/08—Working media
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- Mechanical Engineering (AREA)
- Control Of Temperature (AREA)
- Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
Abstract
The invention discloses a kind of temperature online control system of electrolyte in Electrolyzed Processing and method, belong to domain of control temperature.The control system of the present invention, including detector unit and temperature control unit, detector unit include first, second thermo-sensitive material and foil gauge, and the first and second thermo-sensitive material superimposions are temperature-sensitive element；Temperature-sensitive element includes fixing end and free end, and foil gauge is arranged at the free end of temperature-sensitive element, and the free end of temperature-sensitive element is provided with seal closure, and the fixing end of temperature-sensitive element is used to immerse in electrolyte；Temperature control unit includes amplifying circuit, signal processing module and electrolyte heating and cooling device, and the amplified circuit of foil gauge is connected with the input of signal processing module, and output end and the electrolyte heating of signal processing module and cooling device are connected.The present invention is using temperature-sensitive element sensing electrolyte temperature simple in construction, easy to implement, and it is desired value and constant to control electrolyte temperature, improves the precision of Electrolyzed Processing.
Description
Technical field
The present invention relates to a kind of temperature control system and method, more specifically to electrolyte in a kind of Electrolyzed Processing
Temperature online control system and method.
Background technology
The efficiency high of Electrolyzed Processing, but machining accuracy is poor, and the main cause for causing Electrolyzed Processing low precision is process
Middle technological parameter it is unstable, wherein electrolytic conductivity it is unstable be influence Electrolyzed Processing low precision main cause it
One, how the electrical conductivity of real-time online measuring electrolyte, and be controlled by, the technology as those skilled in the art's urgent need to resolve
Problem.Because the electrical conductivity of Faradaic current, voltage and electrolyte is directly proportional, general Electrolyzed Processing is constant voltage processing, therefore, only
The conductance of electrolyte in Electrolyzed Processing is controlled, the precision of Electrolyzed Processing is just controlled, and in electrolyte prescription and concentration
In the case of constant, the conductivity variations of electrolyte are relevant with the temperature change of electrolyte, therefore measurement in real time and regulation electrolysis
The temperature of liquid just can control the electrical conductivity of electrolyte constant, so as to control the precision of Electrolyzed Processing.
The content of the invention
1. the invention technical problem to be solved
It is an object of the invention to overcome in existing Electrolyzed Processing because the temperature change of electrolyte causes machining accuracy difference
Deficiency is there is provided a kind of temperature online control system of electrolyte in Electrolyzed Processing and method, using technical scheme, profit
Sense electrolyte temperature with temperature-sensitive element simple in construction, easy to implement, and feed back to after the temperature is compared with design temperature
Electrolyte heating or cooling device, so as to control electrolyte temperature to be desired value and constant, and then improves the essence of Electrolyzed Processing
Degree；Method is simple and easy to apply, is not limited by a space, with wide variety of prospect.
2. technical scheme
To reach above-mentioned purpose, the technical scheme that the present invention is provided is：
The temperature online control system of electrolyte in a kind of Electrolyzed Processing of the present invention, including detector unit and temperature
Control unit, described detector unit includes the first thermo-sensitive material, the second thermo-sensitive material and foil gauge, the first described heat
Quick material and the second thermo-sensitive material superimposion are temperature-sensitive element, and the thermal expansion system of the first thermo-sensitive material and the second thermo-sensitive material
Number is different；Described temperature-sensitive element includes fixing end and free end, and described foil gauge is arranged at the free end of temperature-sensitive element, and
The free end of temperature-sensitive element is provided with seal closure, and the fixing end of described temperature-sensitive element is used to immerse in electrolyte；Described temperature
Spending control unit includes amplifying circuit, signal processing module and electrolyte heating and cooling device, described foil gauge and amplification
Circuit is connected, and described amplifying circuit is connected with the input of signal processing module, the output end of described signal processing module
It is connected with electrolyte heating and cooling device, is filled for sensing the real time temperature obtained control electrolyte heating according to temperature-sensitive element
Put or cooling device work, maintain electrolyte temperature constant.
Further, the fixing end of described temperature-sensitive element is fixedly clamped by clamping head.
Further, described temperature control unit also includes temperature display module, described temperature display module with
Signal processing module is connected, for the electric signal of foil gauge to be converted into corresponding Temperature numerical and shown.
Further, the first described thermo-sensitive material is copper sheet, and the second described thermo-sensitive material is iron plate.
Further, the fixing end of described temperature-sensitive element is installed on the pool wall of electrolytic cell, and temperature-sensitive element is consolidated
Fixed end is in contact with the electrolyte in electrolytic cell.
The temperature online control method of electrolyte in a kind of Electrolyzed Processing of the present invention, above-mentioned detector unit is pacified
On pool wall loaded on electrolytic cell, it is immersed in the fixing end for the temperature-sensitive element being made up of the first thermo-sensitive material and the second thermo-sensitive material
In electrolyte；Make the free end of temperature-sensitive element curved using the first thermo-sensitive material thermal coefficient of expansion different with the second thermo-sensitive material
Song, is attached to after the foil gauge of temperature-sensitive element free end obtains deformation signal, and the amplification of amplified circuit and is sent to signal transacting mould
Block；Foil gauge is obtained deformation signal and is converted to real time temperature signal by signal processing module, and is compared with design temperature, judged
Afterwards, electrolyte heating and cooling device are transmitted signals to, if real time temperature is less than design temperature, electrolyte is added
Heat, if real time temperature is higher than design temperature, is cooled down to electrolyte, so as to control electrolyte temperature to be desired value and perseverance
It is fixed.
3. beneficial effect
The technical scheme provided using the present invention, compared with existing known technology, with following remarkable result：
(1) in a kind of Electrolyzed Processing of the invention electrolyte temperature online control system, its first thermo-sensitive material and the
Two thermo-sensitive material superimposions are temperature-sensitive element, and the thermal coefficient of expansion of the first thermo-sensitive material and the second thermo-sensitive material is different；Heat
Quick element includes fixing end and free end, and foil gauge is arranged at the free end of temperature-sensitive element, and the fixing end of temperature-sensitive element is used to soak
Enter in electrolyte, foil gauge is connected with amplifying circuit, amplifying circuit is connected with the input of signal processing module, signal transacting mould
The output end of block is heated with electrolyte and cooling device is connected；Sense electrolysis using temperature-sensitive element simple in construction, easy to implement
Liquid temperature degree, and electrolyte heating or cooling device is fed back to after the temperature is compared with design temperature, so as to control to be electrolysed liquid temperature
Spend for desired value and constant, and then improve the precision of Electrolyzed Processing；
(2) in a kind of Electrolyzed Processing of the invention electrolyte temperature online control system, the fixing end of its temperature-sensitive element
It is fixedly clamped by clamping head, the free end of temperature-sensitive element is provided with seal closure, and seal closure can prevent that temperature-sensitive element from corroding, really
Protect temperature-sensitive element thermometric accurate, it is simple in construction, it is easy to implement, save electrolyte temperature control cost；
(3) in a kind of Electrolyzed Processing of the invention electrolyte temperature online control system, its temperature control unit also wraps
Temperature display module is included, temperature display module is connected with signal processing module, for the electric signal of foil gauge to be converted into correspondence
Temperature numerical and display, intuitively know the temperature conditions of electrolyte, temperature display module input electrolyte can also be passed through
Design temperature, in time adjustment Electrolyzed Processing temperature；
(4) in a kind of Electrolyzed Processing of the invention electrolyte temperature online control system, its first thermo-sensitive material is copper
Piece, the second thermo-sensitive material is iron plate, and the coefficient of expansion difference of the first thermo-sensitive material and the second thermo-sensitive material is larger, and temperature change is anti-
Should be sensitive, improve temperature control precision；
(5) in a kind of Electrolyzed Processing of the invention electrolyte temperature online control method, its method is simple and easy to apply, temperature
Control is not limited by a space, with wide variety of prospect.
Brief description of the drawings
Fig. 1 is the principle schematic of the temperature online control system of electrolyte in a kind of Electrolyzed Processing of the invention.
Label declaration in schematic diagram：
1st, electrolytic cell；2nd, clamping head；3rd, the first thermo-sensitive material；4th, the second thermo-sensitive material；5th, foil gauge；6th, seal closure.
Embodiment
To further appreciate that present disclosure, the present invention is described in detail in conjunction with the accompanying drawings and embodiments.
Embodiment
With reference to shown in Fig. 1, the temperature online control system of electrolyte in a kind of Electrolyzed Processing of the present embodiment, including temperature
Detecting element and temperature control unit, the real time temperature of electrolyte is perceived using detector unit, and is sent to temperature control
Unit, is adjusted in real time by temperature control unit according to design temperature to electrolyte temperature, make the real time temperature of electrolyte with
Design temperature is equal, and keeps constant.Wherein,
Detector unit includes the first thermo-sensitive material 3, the second thermo-sensitive material 4, foil gauge 5 and seal closure 6, the first temperature-sensitive
The superimposion of 3 and second thermo-sensitive material of material 4 is temperature-sensitive element, and the thermal expansion of the first thermo-sensitive material 3 and the second thermo-sensitive material 4
Coefficient is different, and after temperature-sensitive element is heated, because thermal coefficient of expansion is different, temperature-sensitive element can bend to side；In order to carry
The sensitivity of high-temperature reacting condition, improves temperature control precision, the thermal expansion of the first thermo-sensitive material 3 and the second thermo-sensitive material 4
Coefficient is tried one's best, and difference is larger, and specifically in the present embodiment, the first thermo-sensitive material 3 is copper sheet, and the second thermo-sensitive material 4 is iron plate, its
Effective temperature-measuring range is -50~100 DEG C, and the temperature of electrolyte in Electrolyzed Processing can be accurately measured completely；In the present embodiment
Temperature-sensitive element is strip, and it includes fixing end and free end, and foil gauge 5 is arranged at the free end of temperature-sensitive element, and temperature-sensitive element
Free end be provided with seal closure 6, the free end of temperature-sensitive element and foil gauge 5 are sealed using seal closure 6, reduce environment temperature
Influence to temperature-sensitive element, and prevent that temperature-sensitive element from corroding, it is ensured that temperature-sensitive element thermometric is accurate；The fixing end of temperature-sensitive element is used
In immersion electrolyte, and the fixing end of temperature-sensitive element is fixedly clamped by clamping head 2, simple in construction, it is easy to implement, and is saved
Electrolyte temperature control cost.
Temperature control unit include amplifying circuit, signal processing module and electrolyte heating and cooling device, foil gauge 5 with
Amplifying circuit is connected, and the deformation signal for foil gauge 5 to be produced with the temperature distortion of temperature-sensitive element free end is amplified；
Amplifying circuit is connected with the input of signal processing module, for being sent to after the deformation signal amplification by foil gauge 5 at signal
Manage module；The output end of signal processing module is heated with electrolyte and cooling device is connected, for being obtained according to temperature-sensitive element sensing
The real time temperature control electrolyte heater obtained or cooling device work, maintain electrolyte temperature constant.Temperature control unit
In also include temperature display module, temperature display module is connected with signal processing module, for the electric signal of foil gauge 5 to be changed
For corresponding Temperature numerical and show, can intuitively know the temperature conditions of electrolyte, temperature display module can also be passed through
The design temperature of input electrolyte, is easy to the temperature of adjustment Electrolyzed Processing in time.
As shown in figure 1, in a kind of Electrolyzed Processing of the present embodiment electrolyte temperature online control system, in use, its
The fixing end of temperature-sensitive element is installed on the pool wall of electrolytic cell 1, and the fixing end and the electrolysis liquid phase in electrolytic cell 1 of temperature-sensitive element
Contact, electrolyte temperature makes temperature-sensitive element deform, and foil gauge 5 is perceived after temperature-sensitive element deformation, and change in electric is transmitted
To signal processing module, signal processing module control electrolyte heater or cooling device maintain electrolyte temperature constant, from
And improve the precision of Electrolyzed Processing.
The temperature online control method of electrolyte in a kind of Electrolyzed Processing of the present embodiment, by above-mentioned detector unit
On the pool wall for being installed on electrolytic cell 1, make the fixing end of temperature-sensitive element being made up of the first thermo-sensitive material 3 and the second thermo-sensitive material 4
Submergence is in the electrolytic solution；Make oneself of temperature-sensitive element using the first thermo-sensitive material 3 thermal coefficient of expansion different with the second thermo-sensitive material 4
By end bending, it is attached to after the foil gauge 5 of temperature-sensitive element free end obtains deformation signal, and the amplification of amplified circuit and is sent to signal
Processing module；Foil gauge 5 is obtained deformation signal and is converted to real time temperature signal by signal processing module, and with design temperature ratio
Compared with, judge after, transmit signals to electrolyte heating and cooling device, if real time temperature be less than design temperature, to electrolysis
Liquid is heated, if real time temperature is higher than design temperature, electrolyte is cooled down, so as to control electrolyte temperature to be pre-
Time value is simultaneously constant.The temperature online control method of electrolyte, simple and easy to apply, temperature control in a kind of Electrolyzed Processing of the present embodiment
It is not limited by a space, with wide variety of prospect.
The temperature online control system and method for electrolyte in a kind of Electrolyzed Processing of the present invention, utilize simple in construction, reality
Apply convenient temperature-sensitive element sensing electrolyte temperature, and feed back to electrolyte after the temperature is compared with design temperature and heat or cold
But device, so as to control electrolyte temperature to be desired value and constant, and then improves the precision of Electrolyzed Processing, saves electrolyte
Temperature control cost.
Schematically the present invention and embodiments thereof are described above, the description does not have restricted, institute in accompanying drawing
What is shown is also one of embodiments of the present invention, and actual structure is not limited thereto.So, if the common skill of this area
Art personnel are enlightened by it, without departing from the spirit of the invention, without creatively designing and the technical scheme
Similar frame mode and embodiment, all should belong to protection scope of the present invention.
Claims (4)
1. the temperature online control system of electrolyte in a kind of Electrolyzed Processing, including detector unit and temperature control unit,
It is characterized in that：Described detector unit includes the first thermo-sensitive material（3）, the second thermo-sensitive material（4）And foil gauge（5）,
The first described thermo-sensitive material（3）With the second thermo-sensitive material（4）Superimposion is temperature-sensitive element, and the first thermo-sensitive material（3）With
Second thermo-sensitive material（4）Thermal coefficient of expansion it is different；Described temperature-sensitive element includes fixing end and free end, described foil gauge
（5）The free end of temperature-sensitive element is arranged at, and the free end of temperature-sensitive element is provided with seal closure（6）, described temperature-sensitive element
Fixing end is used to immerse in electrolyte；Described temperature control unit adds including amplifying circuit, signal processing module and electrolyte
Heat and cooling device, described foil gauge（5）It is connected with amplifying circuit, the input of described amplifying circuit and signal processing module
End is connected, and the output end of described signal processing module is heated with electrolyte and cooling device is connected, for according to temperature-sensitive element
Real time temperature control electrolyte heater or cooling device work that sensing is obtained, maintain electrolyte temperature constant；
Above-mentioned detector unit is installed on electrolytic cell（1）Pool wall on, make by the first thermo-sensitive material（3）With the second temperature-sensitive
Material（4）The fixing end submergence of the temperature-sensitive element of composition is in the electrolytic solution；Utilize the first thermo-sensitive material（3）With the second thermo-sensitive material
（4）Different thermal coefficient of expansions bends the free end of temperature-sensitive element, is attached to the foil gauge of temperature-sensitive element free end（5）Become
Signal processing module is sent to after shape signal, and the amplification of amplified circuit；Signal processing module is by foil gauge（5）Obtain deformation letter
Number real time temperature signal is converted to, and after being compared with design temperature, judging, transmits signals to electrolyte heating and cooling dress
Put, if real time temperature is less than design temperature, electrolyte is heated, it is right if real time temperature is higher than design temperature
Electrolyte is cooled down, so as to control electrolyte temperature to be desired value and constant.
2. the temperature online control system of electrolyte in a kind of Electrolyzed Processing according to claim 1, it is characterised in that：Institute
The fixing end for the temperature-sensitive element stated passes through clamping head（2）It is fixedly clamped.
3. the temperature online control system of electrolyte in a kind of Electrolyzed Processing according to claim 1 or 2, its feature exists
In：Described temperature control unit also includes temperature display module, and described temperature display module is connected with signal processing module,
For by foil gauge（5）Electric signal be converted to corresponding Temperature numerical and show.
4. the temperature online control system of electrolyte in a kind of Electrolyzed Processing according to claim 3, it is characterised in that：Institute
The first thermo-sensitive material stated（3）For copper sheet, the second described thermo-sensitive material（4）For iron plate.
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| CN109856195A (en) * | 2019-01-02 | 2019-06-07 | 北京科技大学 | A kind of high throughput liquid electric conductivity measuring device |
| CN113430570A (en) * | 2021-07-16 | 2021-09-24 | 阳光新能源开发有限公司 | Hydrogen production electrolyte temperature control method and hydrogen production system |
| CN114433968B (en) * | 2022-02-28 | 2023-03-10 | 江苏徐工工程机械研究院有限公司 | Cleaning device, cleaning method, controller, plasma processing apparatus, and storage medium |
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| RU2022323C1 (en) * | 1991-04-19 | 1994-10-30 | Михаил Петрович Николаев | Temperature control |
| CN2536531Y (en) * | 2002-02-21 | 2003-02-19 | 张清才 | Intelligent controlled liquid containers |
| CN101294855B (en) * | 2007-12-07 | 2011-08-03 | 中国地震局地壳应力研究所 | Novel design method and production technique for optical fiber and optical grating temperature sensitizing sensor |
| CN101216351B (en) * | 2008-01-11 | 2012-09-05 | 深圳大学 | Bimetal sheet type optical fiber microbending temperature sensor |
| CN101566643B (en) * | 2008-04-22 | 2012-05-09 | 中国计量学院 | Structure of film thermoelectric converter based on bi-material microcantilevel and fabricating method thereof |
| CN102081871A (en) * | 2009-11-30 | 2011-06-01 | 尚新春 | Teaching experimental device for heated bending of bimetallic-strip cantilever beam |
| CN201622482U (en) * | 2010-01-20 | 2010-11-03 | 安徽华东光电技术研究所 | Temperature control system for reinforced liquid crystal display |
| CN102541116A (en) * | 2010-12-24 | 2012-07-04 | 上海市闸北区中小学科技指导站 | System for controlling water temperature of fish tank |
| CN202133036U (en) * | 2011-06-15 | 2012-02-01 | 哈尔滨工程大学 | Central-heating energy-saving temperature control valve device |
| CN203414849U (en) * | 2013-06-14 | 2014-01-29 | 湖南工程学院 | A bathing pool temperature control system |
| CN203422685U (en) * | 2013-08-28 | 2014-02-05 | 成都信鑫信息技术有限公司 | Temperature control system based on single-chip microcomputer |
| CN103424208B (en) * | 2013-09-02 | 2015-06-17 | 东南大学 | High-sensitivity capacitance type micro-machinery temperature sensor |
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Effective date of registration: 20220120 Address after: 213100 the standard workshop of Hutang science and Technology Industrial Park Industrial Park, Hutang Town, Wujin District, Changzhou, Jiangsu Patentee after: CHANGZHOU ANKANG MEDICAL EQUIPMENT Co.,Ltd. Address before: 213022 Wushan Road, Xinbei District, Changzhou, Jiangsu Province, No. 1 Patentee before: CHANGZHOU INSTITUTE OF TECHNOLOGY |