CN107775130A - The cathode tool of turning repairing type is electrolysed after a kind of reparation for Wind turbines axial workpiece - Google Patents

The cathode tool of turning repairing type is electrolysed after a kind of reparation for Wind turbines axial workpiece Download PDF

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Publication number
CN107775130A
CN107775130A CN201711260704.2A CN201711260704A CN107775130A CN 107775130 A CN107775130 A CN 107775130A CN 201711260704 A CN201711260704 A CN 201711260704A CN 107775130 A CN107775130 A CN 107775130A
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CN
China
Prior art keywords
tool
cathode
electrolyte
electrolysed
repairing type
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201711260704.2A
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Chinese (zh)
Inventor
罗震
刘为东
敖三三
郝志壮
李康柏
徐剑祥
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Tianjin University
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Tianjin University
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Publication date
Application filed by Tianjin University filed Critical Tianjin University
Priority to CN201711260704.2A priority Critical patent/CN107775130A/en
Publication of CN107775130A publication Critical patent/CN107775130A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23HWORKING 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
    • B23H5/00Combined machining
    • B23H5/06Electrochemical machining combined with mechanical working, e.g. grinding or honing
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23HWORKING 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
    • B23H5/00Combined machining
    • B23H5/10Electrodes specially adapted therefor or their manufacture

Abstract

The invention discloses the cathode tool that turning repairing type is electrolysed after a kind of reparation for Wind turbines axial workpiece, including cathode base, clip base, main shaft installation bolt, tool cathode installation bolt, electrolyte inlet snap joint and electrolysis fluid catheter;The present invention uses the electrolysis turning repairing type tool cathode of interior feed flow formula, and electrolyte under pressure, by the runner inside tool cathode, is ejected into the narrow and small processing gap between tool cathode and workpiece anode.Compared to the tool cathode of feed flow formula outside tradition, technical scheme not only avoid the design and manufacture of outside feed flow shower nozzle and its associated clamps, and designed by reasonably optimizing runner, spout and negative electrode machined surface shape, it can ensure that electrolyte Flow Field Distribution is more uniform and stable, it can ensure to complete the moment in electrolysis repairing type simultaneously, tool cathode is uniformly distributed with instrument anode gap, so as to ensure to be electrolysed the dimensional accuracy and surface quality of turning repairing type.

Description

The cathode tool of turning repairing type is electrolysed after a kind of reparation for Wind turbines axial workpiece
Technical field
It is especially a kind of for being electrolysed turning after Wind turbines axial workpiece reparation the present invention relates to electrochemical machining apparatus The cathode tool of repairing type.
Background technology
Electrolyzed Processing is also known as electrical-chemistry method (Electrochemical Machining, ECM), is to be based on electrochemistry mistake The anodic solution principle of journey, using the cathodic control anodic solution being pre-designed, so as to complete the technology of work pieces process shaping. In process, interpolar passes to low-voltage, the direct current or pulse current of high current density, while passes to swiftly flowing electrolysis Liquid.Cathode tool is fed with certain speed, to maintain interelectrode constant small―gap suture.Anode workpiece then follows Faraday's law Constantly dissolved according to the shape of tool cathode, untill the shape and size of workpiece reach requirement.
Current electrochemical Machining Technology is mainly used in the processing of aeroturbine blade and gun tube rifling previously, thereafter Gradually it is expanded to the fields such as forging die cavity, deep hole, aperture, section blades and integral wheel and deburring again.Later also There is the processing to titanium alloy, high temperature heat-resisting Thin-Wall Outer Casing.Because the traditional processing field of Electrolyzed Processing relates generally to Several aspects above, researcher do not deploy correlative study to the non-advantage field of Electrolyzed Processing.Axle among Wind turbines After class part is repaired, because the welding methods such as built-up welding can improve the hardness of workpiece surface so that traditional machining process It can not process, cause the design size that original workpiece is unable to reach after material reparation.And Electrolyzed Processing is applied to Wind turbines In follow-up repairing type processing after axial workpiece reparation, can solve unmanageable problem after axial workpiece Bead weld repair well. And it is corresponding need suitable cathode tool, suitable cathode tool can obtain good dimensional accuracy and surface Quality.
The content of the invention
Instant invention overcomes in the prior art the shortcomings that, there is provided one kind be used for Wind turbines axial workpiece reparation after be electrolysed The cathode tool of turning repairing type.
In order to solve the above-mentioned technical problem, the present invention is achieved by the following technical solutions:
The cathode tool of turning repairing type, including cathode base, folder are electrolysed after a kind of reparation for Wind turbines axial workpiece Have matrix, main shaft installation bolt, tool cathode installation bolt, electrolyte inlet snap joint and electrolysis fluid catheter;It is wherein described Cathode base is connected to a fixed by tool cathode installation bolt with clip base, and the clip base passes through main shaft installation bolt Electrolysis turning machine main shaft is installed on, the one side that the cathode base repaiies processing part for cutting is referred to as negative electrode processing end face, Negative electrode processing end face is provided with electrolyte and goes out liquid spout, and electrolyte channel, electrolyte channel and electricity are provided with cathode base Solution liquid goes out liquid spout connection, and electrolyte inlet screw, electrolyte inlet snap joint and electricity are set in the end of electrolyte channel Solution liquid import screw is connected, and electrolyte inlet snap joint is used to be connected with electrolysis fluid catheter.
In the above-mentioned technical solutions, the side shape for being shaped as needing repairing type working shaft-like part of the negative electrode processing end face Shape, preferably arc.
In the above-mentioned technical solutions, the electrolyte inlet snap joint is connected with electrolyte inlet screw by screw thread.
In the above-mentioned technical solutions, the quantity of the main shaft installation bolt is 2-4.
In the above-mentioned technical solutions, the quantity of the tool cathode installation bolt is 2-4.
In the above-mentioned technical solutions, the width of the negative electrode processing end face is 25-35mm
In the above-mentioned technical solutions, it is 0.5-1mm that the electrolyte, which goes out liquid width of jet,.
In the above-mentioned technical solutions, it is 15-25mm that the electrolyte, which goes out liquid vent length,.
Compared with prior art, the beneficial effects of the invention are as follows:
1st, the design and manufacture of outside feed flow shower nozzle and its associated clamps are avoided, effectively reduce complex process degree with into This.
2nd, electrolyte flow mode is optimized, it is ensured that electrolyte Flow Field Distribution is more uniform and stable.
3rd, completed the moment in electrolysis repairing type, the negative electrode processing end face design of profiling can ensure between tool cathode and instrument anode Gap is uniformly distributed, so as to ensure to be electrolysed the dimensional accuracy and surface quality of turning repairing type.
4th, convenient dismounting, can be used in the electrolysis turning repairing type of a variety of axial workpieces.
Brief description of the drawings
Fig. 1 is side structure schematic view of the present invention.
Fig. 2 is that the present invention faces (it is facing forward that negative electrode processes end face) structural representation.
Fig. 3 is overlooking the structure diagram of the present invention.
Wherein, 1 is cathode base, and 2 be electrolyte inlet screw, and 3 be electrolyte inlet snap joint, and 4 lead for electrolyte Pipe, 5 be main shaft installation bolt, and 6 be clip base, and 7 be tool cathode installation bolt, and 8 be electrolyte channel, and 9 go out for electrolyte Liquid spout, 10 be that negative electrode processes end face, and 11 be electrolysis turning machine main shaft.
Embodiment
The present invention is described in further detail with specific embodiment below in conjunction with the accompanying drawings:
As shown in FIG., the cathode tool of turning repairing type is electrolysed after a kind of reparation for Wind turbines axial workpiece, including Cathode base 1, electrolyte channel 8, electrolyte inlet screw 2, electrolyte go out liquid spout 9, negative electrode processing end face 10, the electrolysis Liquid stream road, electrolyte inlet screw, electrolyte channel, electrolyte go out liquid spout and form internal supply type electrolyte channel path, The negative electrode processing end face forms electrolysis repairing type machining tool, ensures the formed precision of repairing type processing, and the cathode base is provided with Fixture installs screwed hole, and realization is fixedly connected with fixture;
Installs fixture, including clip base 6, main shaft installation bolt 5, tool cathode installation bolt 7, the clip base are led to Cross tool cathode installation bolt to achieve a fixed connection with tool cathode, the clip base passes through main shaft installation bolt and electrolysis car Machine tool chief axis is cut to achieve a fixed connection;Negative electrode processes the shape of end face, is set according to the sidewall shape of repairing type axial workpiece is needed Meter, it is ensured that complete the moment in repairing type, the gap distribution between tool cathode and workpiece anode is uniform, so as to ensure to be electrolysed repairing type Dimensional accuracy and surface quality.
Cathode base is designed using the electrolyte channel of inner supply type, can remove setting for outside feed flow nozzle and its associated clamps Meter and manufacture, effectively reduce process complexity, improve feasibility and stability.
Electrolyte goes out liquid spout, the processing gap that can be ejected into high-voltage electrolyte between tool cathode and workpiece anode, Narrow and long rectangular is designed with being uniformly distributed beneficial to electrolyte.
During assembling, electrolyte inlet snap joint is arranged on tool cathode, and will by tool cathode installation bolt Tool cathode is fixedly connected with clip base, by main shaft installation bolt, by tool cathode, clip base and electrolysis turning machine It is fixedly connected.
The cathode tool of the present invention is fixed at electrolysis turning machine main shaft, adjusts main spindle's, and electrolyte is led Pipe is inserted in electrolyte inlet snap joint, and electrolysis turning repairing type is completed according to predetermined path.
The present invention using interior feed flow formula electrolysis turning repairing type tool cathode, electrolyte under pressure, by work Have the runner of cathode internal, be ejected into the narrow and small processing gap between tool cathode and workpiece anode.Supplied compared to outside tradition The tool cathode of liquid formula, technical scheme not only avoid the design and manufacture of outside feed flow shower nozzle and its associated clamps, And designed by reasonably optimizing runner, spout and negative electrode machined surface shape, it is ensured that electrolyte Flow Field Distribution is more uniformly steady It is fixed, while can ensure to complete the moment in electrolysis repairing type, tool cathode is uniformly distributed with instrument anode gap, so as to ensure to be electrolysed car Cut the dimensional accuracy and surface quality of repairing type.
The present invention is described in detail above, but the content is only presently preferred embodiments of the present invention, it is impossible to recognized For the practical range for limiting the present invention.Any changes and modifications in accordance with the scope of the present application, all should still it return Belong within the patent covering scope of the present invention.

Claims (8)

1. the cathode tool of turning repairing type is electrolysed after a kind of reparation for Wind turbines axial workpiece, it is characterised in that:Including the moon Pole matrix, clip base, main shaft installation bolt, tool cathode installation bolt, electrolyte inlet snap joint and electrolysis fluid catheter; Wherein described cathode base is connected to a fixed by tool cathode installation bolt with clip base, and the clip base passes through main shaft Installation bolt is installed on electrolysis turning machine main shaft, and the one side that the cathode base repaiies processing part for cutting is referred to as negative electrode processing End face, negative electrode processing end face is provided with electrolyte and goes out liquid spout, electrolyte channel is provided with cathode base, is electrolysed liquid stream Road goes out liquid spout connection with electrolyte, and electrolyte inlet screw, the fast quick access of electrolyte inlet are set in the end of electrolyte channel Head is connected with electrolyte inlet screw, and electrolyte inlet snap joint is used to be connected with electrolysis fluid catheter.
2. the negative electrode work of turning repairing type is electrolysed after a kind of reparation for Wind turbines axial workpiece according to claim 1 Tool, it is characterised in that:The negative electrode processing end face is shaped as arc.
3. the negative electrode work of turning repairing type is electrolysed after a kind of reparation for Wind turbines axial workpiece according to claim 1 Tool, it is characterised in that:The electrolyte inlet snap joint is connected with electrolyte inlet screw by screw thread.
4. the negative electrode work of turning repairing type is electrolysed after a kind of reparation for Wind turbines axial workpiece according to claim 1 Tool, it is characterised in that:The quantity of the main shaft installation bolt is 2-4.
5. the negative electrode work of turning repairing type is electrolysed after a kind of reparation for Wind turbines axial workpiece according to claim 1 Tool, it is characterised in that:The quantity of the tool cathode installation bolt is 2-4.
6. the negative electrode work of turning repairing type is electrolysed after a kind of reparation for Wind turbines axial workpiece according to claim 1 Tool, it is characterised in that:The width of the negative electrode processing end face is 25-35mm.
7. the negative electrode work of turning repairing type is electrolysed after a kind of reparation for Wind turbines axial workpiece according to claim 1 Tool, it is characterised in that:It is 0.5-1mm that the electrolyte, which goes out liquid width of jet,.
8. the negative electrode work of turning repairing type is electrolysed after a kind of reparation for Wind turbines axial workpiece according to claim 1 Tool, it is characterised in that:It is 15-25mm that the electrolyte, which goes out liquid vent length,.
CN201711260704.2A 2017-12-04 2017-12-04 The cathode tool of turning repairing type is electrolysed after a kind of reparation for Wind turbines axial workpiece Pending CN107775130A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201711260704.2A CN107775130A (en) 2017-12-04 2017-12-04 The cathode tool of turning repairing type is electrolysed after a kind of reparation for Wind turbines axial workpiece

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201711260704.2A CN107775130A (en) 2017-12-04 2017-12-04 The cathode tool of turning repairing type is electrolysed after a kind of reparation for Wind turbines axial workpiece

Publications (1)

Publication Number Publication Date
CN107775130A true CN107775130A (en) 2018-03-09

Family

ID=61429859

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201711260704.2A Pending CN107775130A (en) 2017-12-04 2017-12-04 The cathode tool of turning repairing type is electrolysed after a kind of reparation for Wind turbines axial workpiece

Country Status (1)

Country Link
CN (1) CN107775130A (en)

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