CN111037012A - Subsequent electrolytic machining device and method for titanium alloy workpiece manufactured by laser additive manufacturing - Google Patents
Subsequent electrolytic machining device and method for titanium alloy workpiece manufactured by laser additive manufacturing Download PDFInfo
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- CN111037012A CN111037012A CN201911241816.2A CN201911241816A CN111037012A CN 111037012 A CN111037012 A CN 111037012A CN 201911241816 A CN201911241816 A CN 201911241816A CN 111037012 A CN111037012 A CN 111037012A
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- electrolytic
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- titanium alloy
- alloy workpiece
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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
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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
- B23H11/00—Auxiliary apparatus or details, not otherwise provided for
Abstract
The invention discloses a subsequent electrolytic machining device for a titanium alloy workpiece manufactured by laser additive manufacturing, which is characterized by comprising an electrolyte tank, a feeding device and a machining power supply, wherein the electrolyte tank is connected with an electrolyte system through a pipeline, the lower end of the feeding device is connected with an electrolytic cathode, the electrolytic cathode is connected with the electrolyte system through a pipeline, the titanium alloy workpiece is arranged right below the electrolytic cathode, an electrolyte recovery box is arranged below the titanium alloy workpiece, the electrolyte recovery box is connected with the electrolyte tank through a return pipe, the anode of the machining power supply is electrically connected with the titanium alloy workpiece through a cable, and the cathode of the machining power supply is electrically connected with the electrolytic cathode through a cable. By arranging the feeding device, the invention can feed the electrolytic cathode at a certain distance, so that the titanium alloy workpiece manufactured by laser additive manufacturing is continuously dissolved until the surface processing of the titanium alloy is finished. The invention also discloses a subsequent electrolytic machining method of the titanium alloy workpiece manufactured by the laser additive manufacturing method.
Description
Technical Field
The invention belongs to the technical field of electrolytic machining devices, relates to a subsequent electrolytic machining device for a titanium alloy workpiece manufactured by laser additive manufacturing, and further relates to a subsequent electrolytic machining method for the titanium alloy workpiece manufactured by laser additive manufacturing.
Background
The laser additive manufacturing technology is additive manufacturing technology which takes laser as an energy source, the laser has the characteristic of high energy density, and can realize the manufacturing of metal which is difficult to machine, such as titanium alloy adopted in the field of aerospace. At present, titanium alloy materials applied by a laser additive manufacturing technology have remarkable advantages in the fields of high-performance complex components in the aerospace field and complex structure manufacturing in the biological manufacturing field.
Titanium alloys have been widely used in industrial and military applications due to their high strength, high corrosion resistance, and good heat resistance. However, the titanium alloy is a typical difficult-to-machine material, and the cutting process performance of the titanium alloy is poor due to the combined action of the physical, chemical and mechanical properties of the titanium alloy. In some special applications, such as aircraft engines, machining on the surface of titanium alloy is often required, which undoubtedly presents a great challenge to the conventional machining method.
Compared with the traditional processing technology, the electrochemical machining technology realizes the processing and forming of the workpiece based on the electrochemical dissolution principle of the anode metal, has the advantages of low processing cost, high processing efficiency, no cathode loss and the like, and has better application prospect in the field of titanium alloy processing. Therefore, how to provide a device and a method for subsequent electrolytic machining of a titanium alloy component for laser additive manufacturing is a technical problem to be solved by those skilled in the art.
Disclosure of Invention
The invention aims to provide a subsequent electrolytic machining device for a titanium alloy workpiece manufactured by laser additive manufacturing, which can feed an electrolytic cathode at a certain distance by arranging a feeding device, so that the titanium alloy workpiece manufactured by laser additive manufacturing is continuously dissolved until the surface of the titanium alloy is machined.
It is another object of the invention to provide a method for subsequent electrolytic machining of a laser-additive manufactured titanium alloy workpiece.
The technical scheme adopted by the invention is that the subsequent electrolytic machining device for the titanium alloy workpiece manufactured by the laser additive manufacturing is characterized by comprising an electrolytic bath, a feeding device and a machining power supply, wherein the electrolytic bath is connected with an electrolytic solution system through a pipeline, the lower end of the feeding device is connected with an electrolytic cathode, the electrolytic cathode is connected with the electrolytic solution system through a pipeline, the titanium alloy workpiece is arranged right below the electrolytic cathode, an electrolyte recovery box is arranged below the titanium alloy workpiece, the electrolyte recovery box is connected with the electrolytic bath through a return pipe, the anode of the machining power supply is electrically connected with the titanium alloy workpiece through a cable, and the cathode of the machining power supply is electrically connected with the electrolytic cathode through a cable.
The first aspect of the present invention is also characterized in that,
the feeding device comprises a power device, the lower end of the power device is fixedly connected with a connecting rod, and the lower end of the connecting rod is fixedly connected with an electrolytic cathode.
The electrolytic cathode is provided with a liquid inlet, the electrolyte system is connected to the liquid inlet through a pipeline, the electrolytic cathode is provided with a flow channel, one end of the flow channel is communicated with the liquid inlet, and the other end of the flow channel is communicated with the bottom of the electrolytic cathode.
The power device is a servo motor, the servo motor is connected with a connecting rod in a transmission mode, and the servo motor drives the connecting rod to move up and down.
The electrolyte system comprises a liquid inlet pipe, two ends of the liquid inlet pipe are respectively connected to the electrolyte tank and the electrolytic cathode, and an electrolytic pump, an electrolytic valve and a flowmeter are arranged on the liquid inlet pipe.
The return pipe is also provided with an electrolytic pump.
The processing power supply is a pulse power supply.
The electrolyte tank is filled with electrolyte, which is NaCl and NaNO3The mixed solution of (1).
The electrolytic processing temperature of the electrolyte is 35-40 ℃.
The second technical scheme adopted by the invention is that the subsequent electrolytic machining method of the titanium alloy workpiece manufactured by the laser additive manufacturing method and the subsequent electrolytic machining device of the titanium alloy workpiece manufactured by the laser additive manufacturing method specifically comprise the following steps: adding electrolyte into an electrolyte tank, heating the electrolyte to 35-40 ℃, preserving heat, connecting the positive electrode of a processing power supply with a titanium alloy workpiece, connecting the negative electrode of the processing power supply with an electrolysis cathode, starting the processing power supply, an electrolysis pump and a power device, enabling the electrolyte to enter the electrolysis cathode through a liquid inlet pipe and a liquid inlet under the action of the electrolysis pump, enabling the electrolyte to reach a processing area between the electrolysis cathode and the titanium alloy workpiece through a runner, and driving the electrolysis cathode to perform up-and-down reciprocating feeding motion by the power device so as to adjust the position of the electrolysis cathode in real time;
the electrolytic pump on the return pipe returns the electrolyte to the electrolyte tank again;
in the processing process, the flow of the flow meter is monitored, and the flow is adjusted through the electrolytic valve, so that the flow of the electrolyte in the liquid inlet pipe and the flow return pipe is maintained in a constant state.
The invention has the beneficial effects that:
the feeding device is arranged, so that the electrolytic cathode can be fed at a certain distance, the titanium alloy workpiece manufactured by laser additive manufacturing is continuously dissolved until the surface of the titanium alloy is processed.
Drawings
FIG. 1 is a schematic structural diagram of a subsequent electrolytic machining device for a laser additive manufactured titanium alloy workpiece according to the invention.
In the figure, 1, a feeding device, 2, a power device, 3, a connecting rod, 4, a processing power supply, 5, a titanium alloy workpiece, 6, an electrolyte recovery box, 7, an electrolyte tank, 8, an electrolyte pump, 9, an electrolyte valve, 10, a liquid inlet pipe, 11, a flowmeter, 12, a liquid inlet, 13, an electrolytic cathode, 14, a liquid return pipe and 15 flow channels.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.
The invention relates to a subsequent electrolytic machining device for a titanium alloy workpiece manufactured by laser additive manufacturing, which has a structure shown in figure 1 and comprises an electrolyte tank 7, a feeding device 1 and a machining power supply 4, wherein the electrolyte tank 7 is connected with an electrolyte system through a pipeline, the lower end of the feeding device 1 is connected with an electrolytic cathode 13, the electrolytic cathode 13 is connected with the electrolyte system through a pipeline, a titanium alloy workpiece 5 is arranged right below the electrolytic cathode 13, an electrolyte recovery box 6 is arranged below the titanium alloy workpiece 5, the electrolyte recovery box 6 is connected with the electrolyte tank 7 through a return pipe 14, the positive electrode of the machining power supply 4 is electrically connected with the titanium alloy workpiece 5 through a cable, and the negative electrode of the machining power supply 4 is electrically connected with the electrolytic cathode 13 through a cable.
The feeding device 1 comprises a power device 2, the lower end of the power device 2 is fixedly connected with a connecting rod 3, and the lower end of the connecting rod 3 is fixedly connected with an electrolytic cathode 13.
The electrolytic cathode 13 is provided with a liquid inlet 12, the electrolyte system is connected to the liquid inlet 12 through a pipeline, the electrolytic cathode 13 is provided with a flow channel 15, one end of the flow channel 15 is communicated with the liquid inlet 12, and the other end of the flow channel 15 is communicated with the bottom of the electrolytic cathode 13.
The power device 2 is a servo motor, the servo motor is connected with the connecting rod 3 in a transmission mode, and the servo motor drives the connecting rod 3 to move up and down. The power device 2 is actually an electric telescopic rod, such as: ningbo has the electric telescopic rod of the electron science and technology Limited company model NKLA 8F.
The electrolyte system comprises a liquid inlet pipe 10, two ends of the liquid inlet pipe 10 are respectively connected to an electrolyte tank 7 and an electrolysis cathode 13, and an electrolysis pump 8, an electrolysis valve 9 and a flowmeter 11 are arranged on the liquid inlet pipe 10.
The return pipe 14 is also provided with an electrolytic pump 8.
The processing power supply 4 is a pulse power supply.
The electrolyte tank 7 is filled with electrolyte which is NaCl and NaNO3The mixed solution of (1).
The electrolytic processing temperature of the electrolyte is 35-40 ℃.
The invention relates to a subsequent electrolytic machining method of a titanium alloy workpiece manufactured by laser additive manufacturing, which adopts the subsequent electrolytic machining device of the titanium alloy workpiece manufactured by laser additive manufacturing, and specifically comprises the following steps: adding electrolyte into an electrolyte tank 7, heating the electrolyte to 35-40 ℃, preserving heat, connecting the positive electrode of a processing power supply 4 with a titanium alloy workpiece 5, connecting the negative electrode of the processing power supply 4 with an electrolytic cathode 13, starting the processing power supply 4, an electrolytic pump 8 and a power device 2, enabling the electrolyte to enter the electrolytic cathode 13 through a liquid inlet pipe 10 and a liquid inlet 12 under the action of the electrolytic pump 8, enabling the electrolyte to reach a processing area between the electrolytic cathode 13 and the titanium alloy workpiece 5 through a flow channel 15, and driving the electrolytic cathode 13 to perform up-and-down reciprocating feeding motion by the power device 2 so as to adjust the position of the electrolytic cathode 13 in real time;
the electrolytic pump 8 on the return pipe 14 returns the electrolyte to the electrolyte tank 7 again;
during the processing, the flow of the flow meter 11 is monitored, and the flow is adjusted through the electrolytic valve 9, so that the flow of the electrolyte in the liquid inlet pipe 10 and the flow of the electrolyte in the return pipe 14 are kept in a constant state.
When the subsequent electrolytic machining device for the titanium alloy workpiece manufactured by the laser additive manufacturing is actually used, the position of the electrolytic cathode 13 can be adjusted in real time according to the feeding speed and the feeding position of the power device to be set for machining, so that the machining efficiency is greatly improved, meanwhile, the application range of the electrolytic device is wider, compared with the prior art, the subsequent electrolytic machining device for the titanium alloy workpiece manufactured by the laser additive manufacturing enables the titanium alloy workpiece manufactured by the laser additive manufacturing to be continuously dissolved until the surface of the titanium alloy is machined, the titanium alloy part manufactured by the laser additive manufacturing and poor in cutting technological performance is improved, and the machining efficiency is improved.
In order to ensure that the flow of electrolyte in the liquid inlet pipe and the return pipe is constant, the invention is characterized in that an electrolyte pump (8) is arranged on the liquid inlet pipe 10 and is used for carrying out flow regulation through a hydraulic valve, so that the flow of the electrolyte in the liquid inlet pipe and the return pipe 8 is maintained in a constant state, the integral liquid supply of an electrolytic processing device is ensured to be stable, a processing gap with a certain distance is always kept between an electrolytic cathode and a titanium alloy workpiece, and the electrolyte continuously flows through the electrolyte pump at a high speed from the processing gap, so that electrolytic products and heat are ensured to be taken away, depolarization is realized, and electrolysis is effectively carried.
Claims (10)
1. The subsequent electrolytic machining device for the titanium alloy workpiece manufactured by the laser additive is characterized by comprising an electrolytic bath (7), a feeding device (1) and a machining power supply (4), the electrolyte tank (7) is connected with an electrolyte system through a pipeline, the lower end of the feeding device (1) is connected with an electrolytic cathode (13), the electrolytic cathode (13), the electrolytic cathode (13) is connected with the electrolyte system through a pipeline, a titanium alloy workpiece (5) is arranged right below the electrolytic cathode (13), an electrolyte recovery box (6) is arranged below the titanium alloy workpiece (5), the electrolyte recovery box (6) is connected with the electrolyte tank (7) through a return pipe (14), the anode of the processing power supply (4) is electrically connected with the titanium alloy workpiece (5) through a cable, the negative electrode of the processing power supply (4) is electrically connected with the electrolytic cathode (13) through a cable.
2. The device for the subsequent electrolytic machining of a titanium alloy workpiece by laser additive manufacturing according to claim 1, characterized in that the feeding device (1) comprises a power device (2), a connecting rod (3) is fixedly connected to the lower end of the power device (2), and the electrolytic cathode (13) is fixedly connected to the lower end of the connecting rod (3).
3. The subsequent electrolytic machining device for the titanium alloy workpiece manufactured by the laser additive manufacturing method according to claim 1 or 2, wherein a liquid inlet (12) is formed in the electrolytic cathode (13), the electrolyte system is connected to the liquid inlet (12) through a pipeline, the electrolytic cathode (13) is provided with a flow channel (15), one end of the flow channel (15) is communicated with the liquid inlet (12), and the other end of the flow channel (15) is communicated with the bottom of the electrolytic cathode (13).
4. The subsequent electrolytic machining device for the titanium alloy workpiece manufactured by the laser additive manufacturing method according to the claim 1 or the claim 2, wherein the power device (2) is a servo motor, the servo motor is in transmission connection with a connecting rod (3), and the servo motor drives the connecting rod (3) to move up and down.
5. The subsequent electrolytic machining apparatus for a laser additive manufactured titanium alloy workpiece according to claim 1 or 2, characterized in that the electrolyte system comprises a liquid inlet pipe (10), two ends of the liquid inlet pipe (10) are respectively connected to the electrolyte tank (7) and the electrolytic cathode (13), and the liquid inlet pipe (10) is provided with an electrolytic pump (8), an electrolytic valve (9) and a flow meter (11).
6. The device for the subsequent electrolytic machining of a titanium alloy workpiece by laser additive manufacturing according to claim 5, characterized in that an electrolytic pump (8) is further arranged on the return pipe (14).
7. The subsequent electrolytic machining apparatus of a laser-additive manufactured titanium alloy workpiece according to claim 1 or 2, characterized in that the machining power supply (4) is a pulsed power supply.
8. Device for the subsequent electrolytic machining of titanium alloy workpieces by laser additive manufacturing according to claim 1 or 2, characterized in that the electrolyte tank (7) contains an electrolyte, the electrolyte being NaCl and NaNO3The mixed solution of (1).
9. The device for subsequent electrolytic machining of a laser additive manufactured titanium alloy workpiece according to claim 8, wherein the electrolytic machining temperature of the electrolyte is 35-40 ℃.
10. The subsequent electrolytic machining method of the titanium alloy workpiece manufactured by the laser additive manufacturing is characterized in that the subsequent electrolytic machining device of the titanium alloy workpiece manufactured by the laser additive manufacturing according to claim 6 is adopted, and specifically comprises the following steps: adding electrolyte into an electrolyte tank (7), heating the electrolyte to 35-40 ℃, preserving heat, connecting the positive electrode of a processing power supply (4) with a titanium alloy workpiece (5), connecting the negative electrode of the processing power supply (4) with an electrolytic cathode (13), starting the processing power supply (4), an electrolytic pump (8) and a power device (2), enabling the electrolyte to enter the electrolytic cathode (13) through a liquid inlet pipe (10) and a liquid inlet (12) under the action of the electrolytic pump (8), enabling the electrolyte to reach a processing area between the electrolytic cathode (13) and the titanium alloy workpiece (5) through a flow channel (15), and driving the electrolytic cathode (13) to perform vertical reciprocating feeding motion by the power device (2) so as to adjust the position of the electrolytic cathode (13) in real time;
the electrolytic pump (8) on the return pipe (14) returns the electrolyte to the electrolyte tank (7);
in the processing process, the flow of the flow meter (11) is monitored, and the flow is adjusted through the electrolytic valve (9), so that the flow of the electrolyte in the liquid inlet pipe (10) and the flow of the electrolyte in the return pipe (14) is maintained in a constant state.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911241816.2A CN111037012A (en) | 2019-12-06 | 2019-12-06 | Subsequent electrolytic machining device and method for titanium alloy workpiece manufactured by laser additive manufacturing |
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| CN201911241816.2A CN111037012A (en) | 2019-12-06 | 2019-12-06 | Subsequent electrolytic machining device and method for titanium alloy workpiece manufactured by laser additive manufacturing |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113560816A (en) * | 2021-06-28 | 2021-10-29 | 西安航天发动机有限公司 | Manufacturing method of large frame beam component of space engine |
| CN114713920A (en) * | 2022-01-13 | 2022-07-08 | 南京晨光集团有限责任公司 | Internal surface finishing method for selective laser melting forming pipeline |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040256244A1 (en) * | 2003-06-18 | 2004-12-23 | Samsung Electronics Co., Ltd. | Selective electrochemical etching method for two-dimensional dopant profiling |
| CN101704142A (en) * | 2009-11-19 | 2010-05-12 | 沈阳黎明航空发动机(集团)有限责任公司 | Method for electrochemically machining titanium alloy large-scale blades |
| CN104741712A (en) * | 2015-04-01 | 2015-07-01 | 山东大学 | Spherical cathode numerical control electrochemical machining machine tool |
| CN108031934A (en) * | 2017-12-15 | 2018-05-15 | 佛山租我科技有限公司 | A kind of electrolysis correction method of TC4 titanium alloys turbo blade repair layer |
| CN110064784A (en) * | 2019-05-31 | 2019-07-30 | 常州工学院 | A kind of array group hole electrolytic machining device and its processing method |
-
2019
- 2019-12-06 CN CN201911241816.2A patent/CN111037012A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040256244A1 (en) * | 2003-06-18 | 2004-12-23 | Samsung Electronics Co., Ltd. | Selective electrochemical etching method for two-dimensional dopant profiling |
| CN101704142A (en) * | 2009-11-19 | 2010-05-12 | 沈阳黎明航空发动机(集团)有限责任公司 | Method for electrochemically machining titanium alloy large-scale blades |
| CN104741712A (en) * | 2015-04-01 | 2015-07-01 | 山东大学 | Spherical cathode numerical control electrochemical machining machine tool |
| CN108031934A (en) * | 2017-12-15 | 2018-05-15 | 佛山租我科技有限公司 | A kind of electrolysis correction method of TC4 titanium alloys turbo blade repair layer |
| CN110064784A (en) * | 2019-05-31 | 2019-07-30 | 常州工学院 | A kind of array group hole electrolytic machining device and its processing method |
Non-Patent Citations (2)
| Title |
|---|
| 北京航空学院 西北工业大学: "《金属工艺学》", 30 June 1984, 国防工业出版社 * |
| 杨怡生: "《钛合金电解加工手册》", 31 January 1990, 国防工业出版社 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113560816A (en) * | 2021-06-28 | 2021-10-29 | 西安航天发动机有限公司 | Manufacturing method of large frame beam component of space engine |
| CN114713920A (en) * | 2022-01-13 | 2022-07-08 | 南京晨光集团有限责任公司 | Internal surface finishing method for selective laser melting forming pipeline |
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Application publication date: 20200421 |