CN201702480U - Electrochemical deburring device - Google Patents
Electrochemical deburring device Download PDFInfo
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- CN201702480U CN201702480U CN2010202364423U CN201020236442U CN201702480U CN 201702480 U CN201702480 U CN 201702480U CN 2010202364423 U CN2010202364423 U CN 2010202364423U CN 201020236442 U CN201020236442 U CN 201020236442U CN 201702480 U CN201702480 U CN 201702480U
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Abstract
The utility model relates to the technical field of surface treatment, in particular to an electrochemical deburring device and a deburring process thereof. The electrochemical deburring device mainly adopts the electrochemical process to debur castings, which comprises a work table and a tooling fixture; wherein the work table comprises an operating window for access to the tooling fixture and an electrode connected with an anode; and the tooling fixture comprises a base fixture and a top cover fixture buckled with a base. Since the tooling fixture is connected with the cathode, the top of the work table is connected with the anode, and the end top of the red copper electrode is 0.2-1mm lower than the top end face of the through hole on one side of the top cover fixture away from the conductor, the utility model greatly improves the working efficiency, and saves the labor cost. Moreover, alloy castings can not be easily punctured by electricity during deburring, and thus the integrity of the alloy castings is protected.
Description
Technical field
The utility model relates to technical field of surface, particularly relates to electrochemical deburring equipment.
Background technology
Magnesium alloy is that base adds the alloy that other elements are formed with magnesium.Because it has following advantage: (1) though, the proportion of magnesium alloy is heavier than plastics,, the intensity of Unit Weight and spring rate be than plastics height, so under the situation of same intensity parts, it is thin and light that the parts of magnesium alloy can be done than plastics.In addition, because therefore the specific strength of magnesium alloy, under the intensity that does not reduce parts, can alleviate the weight of the parts of aluminium or iron also than aluminium alloy and iron height; (2), the magnesium alloy intensity ratio of quality (intensity with) that compares is the highest.The specific stiffness ratio of quality (rigidity with) is near aluminium alloy and steel, far above engineering plastics; (3), in elastic range, when magnesium alloy is subjected to shock loading, the energy of absorption than Al-alloy parts big half, so magnesium alloy has good antidetonation noise abatement performance; (4), the magnesium alloy fusing point is lower than aluminium alloy fusing point, the die cast performance is good.Mg alloy castings tensile strength and aluminium alloy castings are suitable, generally can reach 250MPA, reach as high as Mpa more than 600.Yield strength, percentage elongation and aluminium alloy also are more or less the same; (5), magnesium alloy also has excellent corrosion resisting performance, capability of electromagnetic shielding, shielding property can be accomplished 100% recycling; (6), the casting row accurate to dimension height of magnesium alloy member stability higher pressure foundry goods, can carry out high-accuracy mechanical processing; (7), magnesium alloy has good die cast performance, the I of die casting wall thickness reaches 0.5mm.
Also have in addition high heat conduction and electric conductivity, nonmagnetic, shielding good and nontoxic characteristics.Thereby be widely used, reach light-weighted purpose.
Especially at mobile portable phone, the size of the LCD screen on the notebook computer increases every year, and at their the branch support framework and the housing at the back side, Application of Magnesium becomes hot topic gradually.But because workpiece such as mobile phone, notebook are little, and behind the abrasive tool moulding, the burr that the burr that stays on its workpiece, especially Fu Za inner chamber position or cross bore intersection etc. are local all is more unmanageable, and traditional technology can only be manual processing; Workload is very big; Even staff constantly increases,, also can cause the quality instability of product, the efficient of doing over again height because personnel's qualification and operation technique is different; And through grinding to produce finish after, flow to the back operation and can bring a lot of artificial problems, for example: damage, scuffing, overground, burr processing is not in place etc.Manual handle that accessibility is poor on the one hand, inefficiency on the other hand is especially in the process of manual burr, because the activity of magnesium alloy is easy to generate potential safety hazard.People have done big quantity research for this reason, wherein, Chinese patent application number is 200580031236.0 patent documentation, disclose the method for a kind of electrochemical machiningtool and this electrochemical machiningtool converted products of use, it comprises electrode body, this electrochemical machiningtool and the method that is associated, utilize electrochemistry processing to carry out burr with groove machined electrode and deburring electrode and handle, the cover for seat of using described electrochemical machiningtool and the method that is associated to process has the oil sump that radial dynamic pressure produces groove, axial hydrodynamic generation groove and removed burr.Described cover for seat can be used on the hydrodynamic pressure bearing of the Spindle Motor that is used for hard disk drive.Though it is artificial that the document utilizes machinery to replace, equipment is comparatively complicated, punctures workpiece in the process of place to go burr easily; Especially be not suitable for being applied on the Mg alloy castings.
The utility model content
One of the purpose of this utility model is, a kind of low cost, high efficiency electrochemical deburring equipment are provided.
The utility model is achieved through the following technical solutions:
Electrochemical deburring equipment comprises workbench and the tool fixture that can move freely; Described workbench comprises electric control system, the action pane of the tool fixture of taking and the electrode that is connected anode; Described tool fixture comprises base tool and the top cap fixture that can fasten with base;
Described base tool is provided with the groove that can hold electrolyte, is provided with water inlet in the groove, and water inlet break-through base tool sidewall links to each other with outside oral siphon;
Be provided with electric installation between base tool and the top cap fixture, electric installation is fixed on the top cap fixture by connector, and electric installation one side is provided with electrode connecting parts;
Described top cap fixture is put perpendicular to base tool direction and is provided with at least one tool through hole; Be provided with tubulose red copper electrode in each through hole.
Corresponding to the tool through hole on the top cap fixture, also be provided with through hole on the described electric installation, an end of red copper electrode is located in the through hole on the electric installation, and the other end is located in the through hole of top cap fixture.
Described electric installation is an electrode copper coin that can cover the groove mouth.
Described red copper electrode is located at the end in the through hole of top cap fixture, and the end top of red copper electrode is lower than through hole top end face 0.2～1mm that top cap fixture deviates from electric installation one side.
Be provided with tubular filler in the described red copper electrode tube.
Also be provided with delivery port in the described base tool groove, delivery port break-through base tool sidewall links to each other with externally drained pipe.
Use the process of above-mentioned electrochemical deburring equipment deburring, preparation process is as follows:
Step 6, take off the alloy-steel casting of crossing through electrochemical treatments from tool fixture and carry out cleaning treatment, earlier place cleaning fluid to clean 3～6 seconds alloy-steel casting, then place clear water to clean 3～6 seconds, cleaned 3～6 seconds with aqueous slkali then, cleaned 3～6 seconds with clear water more at last;
Deburring operation is finished in step 7, oven dry.
Electrolyte described in the step 4 is the salting liquid of one or more mixing in sodium nitrate, sodium chloride or the sodium carbonate, and wherein the weight ratio of salt and water is 1: 3.
Electrolyte described in the step 4 is sodium nitrate solution.
Cleaning fluid is counted by weight percentage described in the step 5, is the mixed solution of 45%～80% nitric acid and 20%～55% hydrofluoric acid.
Aqueous slkali described in the step 5 is a sodium hydroxide solution.
The utility model mainly adopts electrochemical deburring, and deburring equipment comprises workbench and the tool fixture that can move freely; Workbench comprises the action pane of the tool fixture of taking, the electrode of connection anode; Tool fixture comprises base tool and the top cap fixture that can fasten with base; Because what connect on the tool fixture is negative electrode, the top of workbench connects anode, and the end top that reaches the red copper electrode is lower than through hole top end face 0.2～1mm that top cap fixture deviates from electric installation one side, length in conjunction with burr is coordinated discharge time, except making alloy-steel casting in the process of deburring, be not easy by electrical breakdown; Be provided with tubular filler in the red copper electrode tube, can make on the one hand the red copper electrode tube in use repeatedly, can not be out of shape, protected the red copper electrode interior not corroded on the other hand,, increase the service life.The utility model has been protected outside the integrality of alloy-steel casting, also has following advantage:
(1), electrochemical deburring machine utilizes the electrochemical metal process technology, in specialized designs tool fixture system, workpiece links to each other with the both positive and negative polarity of power supply respectively with electrode, under the effect of electric field and electrolyte, the two poles of the earth produce charge-exchange, realize " ion remaval " of privileged site, reach technological requirements such as deburring, rounding, polishing and moulding;
(2), the automatic circulating filtration of electrolyte reuses, mud after the filtration and residue are squeezed into a piece pie, directly take out and reclaim, environmental protection does not have other pollutions;
(3), electric control system is made up of power supply major loop, PLC control circuit, operation control circuit, controlled drive circuit and signal acquisition testing circuit, can realize the parameter storage and call;
Production and labour costs have been reduced when (4), increasing work efficiency;
Use thimble and the aperture deburring of this equipment to product at present, each circulation is no more than 1 minute and can finishes, and after parameter adjustment was good, good reproducibility guaranteed constant product quality.Basically solved artificial deburring work, can not need to use file, need not to start workpiece processing, can save the fixedly consumptive material that the workshop is long-term.According to present improvement, the production line personnel can solve thimble hair personnel, carry out personnel and loft personnel in the product, only product are carried out periphery and handle and get final product.One notebook is an example, handles identical position burr, and per tour 5 people manufactured a finished product 280 in 10 hours, and per tour 1 people manufactured a finished product 1880 in 10 hours behind the use electrochemical deburring machine, and operating efficiency improves more than 30 times.
In a word, the utility model not only equipment and technology is all comparatively simple, and greatly reduces production cost, and is environmentally friendly; Especially be particularly suitable for the burr on the foundry goods of this special relatively material institute moulding of magnesium alloy, certainly, the utility model also is fit to the deburring of other alloy-steel castings simultaneously.
Description of drawings
Fig. 1 is the schematic diagram of the utility model under user mode;
Fig. 2 is the three-dimensional exploded view of the tool fixture of the utility model electrochemical deburring equipment;
Fig. 3 is the stereogram of the electric installation top cap fixture of the utility model electrochemical deburring equipment;
Fig. 4 is the stereogram of another kind of embodiment of the electric installation top cap fixture of the utility model electrochemical deburring equipment;
Fig. 5 is the stereogram of another embodiment of the electric installation top cap fixture of the utility model electrochemical deburring equipment;
Fig. 6 is the enlarged drawing at A place among Fig. 2;
Fig. 7 is the enlarged drawing at B place among Fig. 3.
The specific embodiment
The utility model is described in further detail below in conjunction with the specific embodiment, understands the utility model to help those skilled in the art.
Electrochemical deburring equipment comprises workbench 1 and the tool fixture 2 that can move freely;
Use the process of above-mentioned electrochemical deburring equipment deburring, preparation process is as follows:
Step 6, take off the alloy-steel casting of crossing through electrochemical treatments 5 from tool fixture 2 and carry out cleaning treatment, earlier alloy-steel casting 5 is placed the mixed solution of 80% nitric acid and 20% hydrofluoric acid to clean 3 seconds, then place clear water to clean 3 seconds, cleaned 3 seconds with the NaOH aqueous slkali then, cleaned 3 seconds with clear water more at last;
Deburring operation is finished in step 7, oven dry.
At last alloy-steel casting is sent into subsequent processing and change into processing.
Electrochemical deburring equipment comprises workbench 1 and the tool fixture 2 that can move freely;
Wherein, because the relative position difference of burr on the foundry goods 5 in order to save electrode copper coin 32 costs, is not being pulled the part burr of drawing together on the electrode copper coin, can be connected with the electrode copper coin by the red copper electrode that conductive electric wire 31 will pass top cap fixture.
Use the process of above-mentioned electrochemical deburring equipment deburring, preparation process is as follows:
Step 6, take off the alloy-steel casting of crossing through electrochemical treatments 5 from tool fixture 2 and carry out cleaning treatment, earlier alloy-steel casting 5 is placed the mixed solution of 65% nitric acid and 35% hydrofluoric acid to clean 4 seconds, then place clear water to clean 4 seconds, cleaned 4 seconds with the NaOH aqueous slkali then, cleaned 4 seconds with clear water more at last;
Deburring operation is finished in step 7, oven dry; Send into subsequent processing and change into processing.
Electrochemical deburring equipment comprises workbench 1 and the tool fixture 2 that can move freely;
Tool fixture 2 is seen Fig. 2, comprises base tool 21, electric installation 3 and the top cap fixture 22 that can fasten with base; Base tool 21 is provided with the groove 213 that can hold electrolyte, groove one side-walls is provided with water inlet 211, water inlet 211 break-through base tools 21 sidewalls link to each other with outside oral siphon 9, place, groove 213 bottoms is provided with delivery port 212, and delivery port 212 break-through base tools 21 sidewalls link to each other with externally drained pipe; Electric installation is a conductor wire 33, be provided with a plurality of through holes 222 perpendicular to base tool direction on the top cap fixture 22, be provided with tubulose red copper electrode 223 in each through hole, one end of red copper electrode 223 is located in the through hole 222 of top cap fixture 22, the other end links to each other with conductor wire 3, the end top of red copper electrode 223 is lower than the through hole top end face 1mm that top cap fixture 22 deviates from electric installation 3 one sides, i.e. a=1mm.The pipe of red copper electrode interior 223 is filled with the filler 224 of tubulose, promptly is provided with filler 24 in the red copper electrode 223, and filler 24 is provided with the liquid pass hole 225 of the electrolyte that can circulate.Filler can make on the one hand red copper electrode tube 223 in use repeatedly, can not be out of shape, and has protected red copper electrode 223 inside not corroded on the other hand, increases the service life.
Because the relative position difference of burr on the foundry goods, in order to save electrode copper coin cost, the big alloy-steel casting of distance between the few and burr for burr can be connected with the electrode copper coin by the red copper electrode 223 that conductive electric wire will pass top cap fixture 22.
Use the process of above-mentioned electrochemical deburring equipment deburring, preparation process is as follows:
Step 6, take off the alloy-steel casting of crossing through electrochemical treatments 5 from tool fixture 2 and carry out cleaning treatment, earlier alloy-steel casting 5 is placed the mixed solution of 45% nitric acid and 55% hydrofluoric acid to clean 6 seconds, then place clear water to clean 6 seconds, cleaned 6 seconds with the potassium hydroxide aqueous slkali then, cleaned 6 seconds with clear water more at last;
Deburring operation is finished in step 7, oven dry; Send into subsequent processing and change into processing.
The foregoing description, it is preferred embodiment of the present utility model, be not to be used for limiting the utility model practical range,, all should be included within the utility model claim scope so all equivalences of being done with the described feature of the utility model claim, structure and principle change or modify.
Claims (5)
1. an electrochemical deburring equipment comprises workbench and the tool fixture that can move freely; Described workbench comprises electric control system, the action pane of the tool fixture of taking and the electrode that is connected anode; It is characterized in that: described tool fixture comprises base tool and the top cap fixture that can fasten with base;
Described base tool is provided with the groove that can hold electrolyte, is provided with water inlet in the groove, and water inlet break-through base tool sidewall links to each other with outside oral siphon;
Be provided with electric installation between base tool and the top cap fixture, electric installation is fixed on the top cap fixture by connector, and electric installation one side is provided with electrode connecting parts;
Described top cap fixture is put perpendicular to base tool direction and is provided with at least one tool through hole; Be provided with tubulose red copper electrode in each through hole.
2. electrochemical deburring equipment according to claim 1, it is characterized in that: on the described electric installation corresponding to the tool through hole on the top cap fixture, also be provided with through hole, an end of red copper electrode is located in the through hole on the electric installation, and the other end is located in the through hole of top cap fixture.
3. electrochemical deburring equipment according to claim 1 is characterized in that: described electric installation is an electrode copper coin that can cover the groove mouth.
4. electrochemical deburring equipment according to claim 1 is characterized in that: described red copper electrode, be located at the end in the through hole of top cap fixture, and the end top of red copper electrode is lower than through hole top end face 0.2～1mm that top cap fixture deviates from electric installation one side.
5. electrochemical deburring equipment according to claim 4 is characterized in that: be provided with tubular filler in the described red copper electrode tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202364423U CN201702480U (en) | 2010-06-24 | 2010-06-24 | Electrochemical deburring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202364423U CN201702480U (en) | 2010-06-24 | 2010-06-24 | Electrochemical deburring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201702480U true CN201702480U (en) | 2011-01-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202364423U Expired - Lifetime CN201702480U (en) | 2010-06-24 | 2010-06-24 | Electrochemical deburring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201702480U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101862871A (en) * | 2010-06-24 | 2010-10-20 | 东莞东运镁业有限公司 | Electrochemical burring device and burring process thereof |
| CN103831493A (en) * | 2014-03-12 | 2014-06-04 | 无锡威孚马山油泵油嘴有限公司 | Special electrolysis machine structure for burring plunger collar oil grooves |
| KR102280106B1 (en) * | 2020-12-22 | 2021-07-22 | 한전케이피에스 주식회사 | Apparatus for electrochemical machining |
-
2010
- 2010-06-24 CN CN2010202364423U patent/CN201702480U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101862871A (en) * | 2010-06-24 | 2010-10-20 | 东莞东运镁业有限公司 | Electrochemical burring device and burring process thereof |
| CN103831493A (en) * | 2014-03-12 | 2014-06-04 | 无锡威孚马山油泵油嘴有限公司 | Special electrolysis machine structure for burring plunger collar oil grooves |
| KR102280106B1 (en) * | 2020-12-22 | 2021-07-22 | 한전케이피에스 주식회사 | Apparatus for electrochemical machining |
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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: 20110112 Effective date of abandoning: 20120104 |