CN201581150U - Electrolytic polishing device of metallic phase sample used in laboratory - Google Patents
Electrolytic polishing device of metallic phase sample used in laboratory Download PDFInfo
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- CN201581150U CN201581150U CN2009202561344U CN200920256134U CN201581150U CN 201581150 U CN201581150 U CN 201581150U CN 2009202561344 U CN2009202561344 U CN 2009202561344U CN 200920256134 U CN200920256134 U CN 200920256134U CN 201581150 U CN201581150 U CN 201581150U
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- polishing device
- temperature controller
- time relay
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Abstract
The utility model discloses an electrolytic polishing device of a metallic phase sample used in a laboratory. A heating groove is arranged in a shell; the bottoms of two supports are respectively fixed at the two sides of the shell; a cross beam is arranged between the tops of the two supports; the upper parts of a positive electrode and a negative electrode and the cross beam are slidingly arranged; the lower parts of the positive electrode and the negative electrode are inserted into a frame body of an electrolytic bath; the electrolytic bath is arranged in the heating groove; the upper part of the electrolytic bath is fixed with an upper worktable of the shell; a heating unit is arranged in the heating groove and is arranged oppositely to the bottom of the electrolytic bath; a thermoelectric couple penetrates through the worktable and then is inserted into the heating groove; a DC voltage stabilization power supply and a power end of a temperature controller are respectively connected with an external AC power supply; the temperature controller is electrically connected with the heating unit and the thermoelectric couple respectively; the output end of a traveling electrode is connected with the input ends of the positive electrode, the negative electrode and a time relay respectively; and the time relay is electrically connected with a buzzer. The working voltage and the current density of the electrolytic polishing device can be independently controlled, and the electrolytic polishing device has good polishing effect and fast polishing speed.
Description
Technical field
Utility model relates to a kind of metallographical sample electrolytic polishing device applied to laboratory, belongs to the technical field of electropolishing device.
Background technology
It is the important content of investigation of materials that metallographic structure is observed, and preparation high quality metallographic sample is its prerequisite basis, and polished finish is the necessary link of specimen preparation.At present, the method for polished finish has mechanical polishing, chemical rightenning and electrochemical etching.The polishing effect of mechanical polishing is poor, and need expend great amount of manpower and time, and the quality of finish instability, particularly in the face of the soft metallic substance of quality, as aluminium and aluminium alloy, copper and copper alloy, also has titanium alloy, magnesium alloy etc.Mechanical polishing is by cutting or makes material surface generation viscous deformation remove the protuberance of machined surface and obtain even surface.For the softer material of quality,, adopt mechanical polishing to be difficult to prepare high-quality metallographic sample, and expend great amount of manpower and time, the quality instability of polishing as aluminium alloy, copper alloy, magnesium alloy and titanium alloy etc.Chemical rightenning is because required equipment is simple, economy and facility and gaining great popularity.At present, the glossing great majority of non-ferrous alloy all adopt chemical rightenning.But temperature and time can not better controlled during chemical rightenning, has often influenced quality of finish.The quality of finish of electrochemical etching is good, non-ferrous alloy all there is all well and good polishing effect, this is that mechanical polishing and chemical rightenning are incomparable, but electrochemical polish apparatus on the market all is industrial, apparatus expensive, and current/voltage can not independent regulation, electrolyte temperature and polishing time can not be controlled automatically, is not suitable for the preparation of school's scientific research with metallographic sample.
The utility model content
The utility model purpose is to provide a kind of metallographical sample electrolytic polishing device applied to laboratory at the defective that prior art exists.
The utility model metallographical sample electrolytic polishing device applied to laboratory, it is characterized in that comprising operating voltage and current density regulation system, the electrolytic solution constant temperature system, the automatic control of electrolysis time and automatic alarm system and electrolyzer, wherein operating voltage is connected in series traveling electrode with the current density regulation system by direct-flow voltage regulation source and constitutes, the electrolytic solution constant temperature system is by temperature controller, heating unit, housing, heating tank and thermopair constitute, electrolysis time control automatically is made of the time relay and hummer with automatic alarm system, electrolyzer is by the electrolyzer framework, anode electrode, cathode electrode constitutes, also comprise two supports and crossbeam, heating tank is arranged at enclosure interior, the bottom of two supports is individually fixed in the both sides of housing, between the top of two supports crossbeam is set, the top of anode electrode and cathode electrode and crossbeam slide and are provided with, insert in the electrolyzer framework bottom of anode electrode and cathode electrode, electrolyzer is arranged in the heating tank, the top of electrolyzer is also fixed with the upper stages face of housing, heating unit also is set in heating tank, the bottom of described heating unit and electrolyzer is oppositely arranged, thermopair passes work top and inserts in the heating tank, the power end of described direct-flow voltage regulation source and temperature controller connects external ac power source respectively, described temperature controller is electrically connected with heating unit and thermopair respectively, the output terminal of traveling electrode connects anode electrode respectively, the input terminus of the cathode electrode and the time relay, the time relay is electrically connected with hummer, by described temperature controller, the time relay, hummer, the control end of traveling electrode and direct-flow voltage regulation source constitutes the external control cabinet, and traveling electrode is arranged at external control cashier's office in a shop.
Described metallographical sample electrolytic polishing device applied to laboratory is characterized in that the uniform filler strip in bottom of described housing, and heating tank is arranged on the filler strip.
Described metallographical sample electrolytic polishing device applied to laboratory is characterized in that the bottom of described anode electrode also is provided with the sample holder device.
Metallographical sample electrolytic polishing device applied to laboratory of the present utility model has continued the ultimate principle of electrochemical etching, independent control operating voltage and current density, integrated temperature and time automatic control device, avoided chemical rightenning temperature and time shortcoming rambunctious, but equipment cost is low, easy handling.The regulation range of unique test specimen clamping device, big operating voltage, current density, temperature and time makes it to be suitable for the preparation of the metallographic sample of various metallic substance, different shape.
The utlity model has following beneficial effect:
1, the utility model is according to the principle of electrochemical etching, and polishing effect is good, and speed is fast, and general needs about 2 minutes, and this is that mechanical polishing is incomparable;
2, fixed test specimen folder is arranged, test specimen is packed into before polishing behind the clamping device, only needs control polishing process by button, has saved the loaded down with trivial details technology of mechanical polishing;
3, operating voltage and current density can be passed through the direct-flow voltage regulation source independent regulation, have controlled the degree of polishing well, have improved quality of finish
4, the electrolytic solution working temperature is controlled, can set working temperature in advance, by calrod heating electrolytic solution, thermopair perception fluid temperature, it is temperature required that it is accurately arrived, after arriving assigned temperature, temperature controller cuts off heating automatically, and when temperature reduced, temperature controller was again from being dynamically connected heating, make electrolyte temperature be in relative temperature constant state, avoided the influence of the fluctuation of temperature polishing effect;
5, the time relay can be controlled the time of polishing, comprise the time setting, time-out, continue, reset etc., it is finished by a double connection plane switch, a press button, has avoided the electrolysis of crossing of test specimen.
Description of drawings
Fig. 1: the utility model is faced structure iron.
Fig. 2: the utility model left side TV structure figure.
Fig. 3: housing schematic circuit diagram, I: be entire equipment input II: pilot circuit master switch III: heating circuit master switch, IV: many junction of electric circuits, the access point of switch pilot lamp, V: hummer, VI: press button, VII: double connection plane switch, VIII: be entire equipment control output, can be behind by two terminal stud caterpillars, IX: two elements is temperature control output in the pilot lamp, empty frame.
Embodiment
Be elaborated below in conjunction with the technical scheme of accompanying drawing to utility model:
As Fig. 1, shown in Figure 2, the utility model metallographical sample electrolytic polishing device applied to laboratory, comprise operating voltage and current density regulation system, the electrolytic solution constant temperature system, automatic control of electrolysis time and automatic alarm system and electrolyzer 7, wherein operating voltage is connected in series traveling electrode with the current density regulation system by direct-flow voltage regulation source and constitutes, the electrolytic solution constant temperature system is by temperature controller, heating unit 2, housing, heating tank 3 and thermopair 4 constitute, electrolysis time control automatically is made of the time relay and hummer with automatic alarm system, electrolyzer 7 is by electrolyzer framework 10, anode electrode 9, cathode electrode 11 constitutes, also comprise two supports 8 and crossbeam 12, heating tank 3 is arranged at enclosure interior, the bottom of two supports 8 is individually fixed in the both sides of housing, crossbeam 12 is set between the top of two supports 8, the top of anode electrode 9 and cathode electrode 11 and crossbeam 12 slide and are provided with, insert in the electrolyzer framework 10 bottom of anode electrode 9 and cathode electrode 11, electrolyzer 7 is arranged in the heating tank 3, the top of electrolyzer 7 is also fixing with the upper stages face 6 of housing, heating unit 2 also is set in heating tank 3, the bottom of described heating unit 2 and electrolyzer 7 is oppositely arranged, thermopair 4 passes work top 6 and inserts in the heating tank, the power end of described direct-flow voltage regulation source and temperature controller connects external ac power source respectively, described temperature controller is electrically connected with heating unit 2 and thermopair 4 respectively, the output terminal of traveling electrode connects anode electrode 9 respectively, the input terminus of the cathode electrode 11 and the time relay, the time relay is electrically connected with hummer, by described temperature controller, the time relay, hummer, the control end of traveling electrode and direct-flow voltage regulation source constitutes the external control cabinet, and traveling electrode is arranged at external control cashier's office in a shop.
Described metallographical sample electrolytic polishing device applied to laboratory is characterized in that the uniform filler strip 1 in bottom of described housing 3, and heating tank is arranged on the filler strip 1.
Described metallographical sample electrolytic polishing device applied to laboratory is characterized in that the bottom of described anode electrode 9 also is provided with the sample holder device.Specify for the principle of device described in the utility model below:
1, operating voltage and current density regulation system
Constitute by 220V direct-flow voltage regulation source and travelling electrode.By regulating source of stable pressure, the operating voltage in the time of can setting electropolishing; During electrolysis,, can change the current density of electropolishing by regulating two interelectrode distances.These two processes are independent controlled, and this has just solved operating voltage and the independent controlled technical problem of current density.
2, electrolytic solution constant temperature system
Preestablish the electrolytic solution working temperature, by heating unit's 2 water that add in the hot water tank, electrolyzer places tank, thermopair is given temperature controller with the Temperature Feedback of electrolytic solution in the electrolyzer, with accurate controlled temperature, make electrolyte temperature be in relative temperature constant state, avoided the influence of the fluctuation of temperature to polishing effect, quality of finish is good; This system has realized the accurately controlled of electrolysis temperature.The utility model heating unit 2 adopts hot resistance.
3, electrolysis time is controlled and automatic alarm system automatically
Mainly form by the time relay and 1 hummer.Before electropolishing, carry out time set in advance, then cut off the electricity supply automatically, and hummer is reported to the police automatically, reminds finishing of experimenter's electropolishing, in time takes out metallographic sample, avoided the long-time immersion of metallographic sample, electrolytic solution has been guaranteed the quality of polishing to its corrosive nature.Native system has solved the technical problem of automatic control of time.
4, electrolyzer
Electrolyzer 7 is made of electrolyzer framework 10, anode electrode 9, cathode electrode 11.This part is the workspace of electropolishing.
5, housing
As shown in Figure 3: the electropolishing pilot circuit.During electropolishing, only need regulate each parameter on the panel in advance, after this need not manual operation, be automatic control.Make electropolishing become simple on the one hand, guaranteed the security of experiment on the other hand.Housing has partly solved operating voltage and current density is independent controlled, the technical problem that the automatic control section of temperature and time is integrated in one;
After the equipment energising, (IX) is bright for pilot lamp.Temperature controller (part in the empty frame) temperature is set, makes to be shown as the needed temperature of polishing, temperature controller is connected with thermopair with calrod in addition, with controlled temperature; The time relay is set is the needed time of polishing; By being set, direct-flow voltage regulation source obtains polishing required electric current and voltage.When entire circuit was switched on, electropolishing began.Can suspend and continue electrolysis by the VII switch.When the thermopair sense temperature reached temperature required, calrod heating stopped automatically, was lower than when temperature required, and heating begins again automatically.Electrolysis can come the time relay is resetted after finishing by the VI switch.The eventually sever circuit.
The principle of electropolishing is a principle of electrochemical reaction.Electrochemical etching is a kind of metal surface treating method that uses electrolytic solution and direct supply, and electroplates similarly, and different is electrochemical etching part to be processed is as anode, with electroplate just in time opposite.After the electrolyzer energising, on polished metallic surface, form one deck passive film, metal ion is by this tunic diffusion, the current density specific surface rest part in the height point at lip-deep micro-(macroscopic view) salient point and coarse place and burr district is big, and with fast speeds dissolving, thereby reach the purpose of leveling and deburring.Briefly, electrochemical etching is exactly the formation of film and two processes of dissolving of film.
Claims (3)
1. metallographical sample electrolytic polishing device applied to laboratory, it is characterized in that comprising operating voltage and current density regulation system, the electrolytic solution constant temperature system, automatic control of electrolysis time and automatic alarm system and electrolyzer (7), wherein operating voltage is connected in series traveling electrode with the current density regulation system by direct-flow voltage regulation source and constitutes, the electrolytic solution constant temperature system is by temperature controller, heating unit (2), housing, heating tank (3) and thermopair (4) constitute, electrolysis time control automatically is made of the time relay and hummer with automatic alarm system, electrolyzer (7) is by electrolyzer framework (10), anode electrode (9), cathode electrode (11) constitutes, also comprise two supports (8) and crossbeam (12), heating tank (3) is arranged at enclosure interior, the bottom of two supports (8) is individually fixed in the both sides of housing, crossbeam (12) is set between the top of two supports (8), the top of anode electrode (9) and cathode electrode (11) and crossbeam (12) slide and are provided with, insert in the electrolyzer framework (10) bottom of anode electrode (9) and cathode electrode (11), electrolyzer (7) is arranged in the heating tank (3), the top of electrolyzer (7) is also fixing with the upper stages face (6) of housing, heating unit (2) also is set in heating tank (3), described heating unit (2) is oppositely arranged with the bottom of electrolyzer (7), thermopair (4) passes work top (6) and inserts in the heating tank, the power end of described direct-flow voltage regulation source and temperature controller connects external ac power source respectively, described temperature controller is electrically connected with heating unit (2) and thermopair (4) respectively, the output terminal of traveling electrode connects anode electrode (9) respectively, the input terminus of the cathode electrode (11) and the time relay, the time relay is electrically connected with hummer, by described temperature controller, the time relay, hummer, the control end of traveling electrode and direct-flow voltage regulation source constitutes the external control cabinet, and traveling electrode is arranged at external control cashier's office in a shop.
2. metallographical sample electrolytic polishing device applied to laboratory according to claim 1 is characterized in that the uniform filler strip in bottom (1) of described housing, and heating tank is arranged on the filler strip (1).
3. metallographical sample electrolytic polishing device applied to laboratory according to claim 1 is characterized in that the bottom of described anode electrode (9) also is provided with the sample holder device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202561344U CN201581150U (en) | 2009-11-17 | 2009-11-17 | Electrolytic polishing device of metallic phase sample used in laboratory |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202561344U CN201581150U (en) | 2009-11-17 | 2009-11-17 | Electrolytic polishing device of metallic phase sample used in laboratory |
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| Publication Number | Publication Date |
|---|---|
| CN201581150U true CN201581150U (en) | 2010-09-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2009202561344U Expired - Lifetime CN201581150U (en) | 2009-11-17 | 2009-11-17 | Electrolytic polishing device of metallic phase sample used in laboratory |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102758214A (en) * | 2011-04-28 | 2012-10-31 | 杨香莲 | Induction type electrolytic tank |
| CN102944593A (en) * | 2012-11-05 | 2013-02-27 | 上海大学 | Miniature regulated electrolysis device |
| CN107460533A (en) * | 2017-08-21 | 2017-12-12 | 大博医疗科技股份有限公司 | A kind of device and method of metal and its alloy electrochemical polish |
| CN109594121A (en) * | 2019-01-09 | 2019-04-09 | 杨皓然 | A kind of teaching consuming energy chemical polishing device |
| CN113802151A (en) * | 2021-10-27 | 2021-12-17 | 上海大学 | Multi-channel electrolysis device for high-purity indium electrorefining and machine learning process optimization method |
-
2009
- 2009-11-17 CN CN2009202561344U patent/CN201581150U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102758214A (en) * | 2011-04-28 | 2012-10-31 | 杨香莲 | Induction type electrolytic tank |
| CN102944593A (en) * | 2012-11-05 | 2013-02-27 | 上海大学 | Miniature regulated electrolysis device |
| CN107460533A (en) * | 2017-08-21 | 2017-12-12 | 大博医疗科技股份有限公司 | A kind of device and method of metal and its alloy electrochemical polish |
| CN107460533B (en) * | 2017-08-21 | 2019-11-12 | 大博医疗科技股份有限公司 | A kind of device and method of metal and its alloy electrochemical polish |
| CN109594121A (en) * | 2019-01-09 | 2019-04-09 | 杨皓然 | A kind of teaching consuming energy chemical polishing device |
| CN113802151A (en) * | 2021-10-27 | 2021-12-17 | 上海大学 | Multi-channel electrolysis device for high-purity indium electrorefining and machine learning process optimization method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20100915 Effective date of abandoning: 20091117 |