TWI593491B - Electrochemical processing system and electrochemical machining methods - Google Patents

Description

Electrochemical processing system and electrochemical processing method

The present invention relates to an electrochemical process, and more particularly to an electrochemical machining system and method for cleaning an electrode.

Electrochemical machining is a non-traditional processing method, which can process metal workpieces that are difficult to process. Electrochemical processing is performed in an electrolyte. The metal workpiece acts as an anode and the electrode acts as a cathode. Electrochemical processing is based on the principle of anode melting. The workpiece is processed, and the surface of the workpiece as the anode dissociates the ions, so that the workpiece is removed, and the dissociated ions enter the electrolyte to form a product, and the product or impurities may adhere to the surface of the electrode. Therefore, the quality of electrochemical processing is reduced. Therefore, when the electrode is electrochemically processed for a period of time, the electrochemical processing is stopped first to replace the electrode or clean the electrode, thereby reducing the efficiency of electrochemical processing.

It is an object of the present invention to provide an electrochemical processing system and an electrochemical processing method which can clean electrodes during electrochemical processing.

It is an object of the present invention to provide an electrochemical processing system and an electrochemical processing method that can electrochemically process a workpiece continuously.

The invention provides an electrochemical processing system comprising an electrochemical processing device and a cleaning module. The electrochemical processing device comprises an electrode transfer module and a strip electrode, the strip electrode is arranged on the electrode transfer module, and the cleaning module The group is provided corresponding to one side of the strip electrode.

The present invention further provides an electrochemical processing method comprising electrochemically processing a strip electrode, moving the strip electrode, and mechanically cleaning the surface of the strip electrode.

1‧‧‧Electrochemical processing system

10‧‧‧Electrochemical processing equipment

110‧‧‧Electrode transfer module

111‧‧‧Rotating parts

113‧‧‧ drive

130‧‧‧Strip electrode

150‧‧‧Hosting

151‧‧‧

152‧‧‧Processing area

153‧‧‧ ‧ frame

155‧‧‧Electrical connection

157‧‧‧Workpiece fixings

170‧‧‧ Positioning Module

171‧‧‧ Positioning parts

172‧‧‧ electrolyte channel

173‧‧‧ input port

174‧‧‧ output

175‧‧‧Insulation

190‧‧‧Electrical parts

191‧‧‧Apartment

193‧‧‧ fixed department

30‧‧‧cleaning module

310‧‧‧ wheel brush

320‧‧‧ drive

40‧‧‧Striped workpiece

50‧‧‧Workpiece conveying device

510‧‧‧Workpiece transport module

60‧‧‧Mask layout device

61‧‧‧mask removal device

600‧‧‧镂空部

610‧‧‧mask layer

The first figure is a schematic view of a first embodiment of an electrochemical processing system of the present invention; the second figure is another schematic view of the first embodiment of the electrochemical processing system of the present invention; It is an exploded view of the first embodiment of the electrochemical processing system of the present invention; the fourth drawing is a partial enlarged view of the first embodiment of the electrochemical processing system of the present invention; BRIEF DESCRIPTION OF THE DRAWINGS FIG. 6 is a schematic view showing a second embodiment of the electrochemical processing system of the present invention; FIG. 6 is a schematic view showing an embodiment of a workpiece having a mask layer of the present invention; and a seventh diagram: A flow chart of one embodiment of an electrochemical processing method.

In order to provide a better understanding and understanding of the features and the efficacies of the present invention, the preferred embodiment and the detailed description are as follows:

Please refer to the first and second figures, which are schematic diagrams of different perspectives of the first embodiment of the electrochemical processing system of the present invention. As shown, the electrochemical processing system 1 of the present invention includes an electrochemical processing device 10 and a cleaning module 30. The electrochemical processing device 10 includes an electrode transfer module 110 and a strip electrode 130 disposed on the electrode transfer module 110. The cleaning module 30 is disposed corresponding to one side of the strip electrode 130. Thus, the electrode transfer module 110 drives the strip electrode 130 Moving for electrochemical processing, in addition, a portion of the strip electrode 130 passes through the cleaning module 30, and the cleaning module 30 can clean the segment to remove processing products or impurities attached to the surface of the segment. . In an embodiment of the invention, the strip electrode 130 is a ring strip electrode. The strip electrode 130 of the present invention is used in a cyclic manner to continuously perform electrochemical processing, and the cleaning module 30 can clean the section of the strip electrode 130 that is not electrochemically processed, so that the surface of the strip electrode 130 can be cleaned. degree.

Please refer to the third and fourth figures, which are an exploded view and a partially enlarged view of the first embodiment of the electrochemical processing system of the present invention. As shown in the figure, in the embodiment, the electrochemical processing device 10 further includes a carrier 150. The carrier 150 includes a body 151 and a frame 153. The frame 153 is disposed on the base 151. The housing 151 has a processing region 152 corresponding to the strip electrode 130. An electrical connection portion 155 is disposed on the base 151 . A strip-shaped workpiece 40 is transported to the processing region 152 of the base 151 and corresponds to the strip electrode 130 and contacts the electrical connection portion 155.

Furthermore, a positioning module 170 is disposed on the base 151 corresponding to the strip electrode 130. The positioning module 170 includes two positioning members 171. The positioning members 171 are respectively located on both sides of the processing region 152 and abut against the strip-shaped workpiece 40 to position the strip-shaped workpiece 40. The positioning module 170 has at least one electrolyte channel 172 disposed in each of the positioning members 171. The electrolyte channel 172 has at least one input port 173 and at least one output port 174. The input port 173 is disposed on the positioning member 171. 174 corresponds to the processing region 152 and is disposed on one side of the positioning member 171. In addition, the electrochemical processing device 10 further includes at least one workpiece fixing member 157 disposed on the seat body 151 corresponding to the strip-shaped workpiece 40 and located on the strip-shaped workpiece 40 to fix the strip-shaped workpiece. 40.

In this embodiment, the electrode transfer module 110 is disposed on the frame 153. The electrode transfer module 110 further includes a rotating member 111 and a driver 113, which is a first driver. In one embodiment of the invention, the driver 113 is a motor and the rotating member 111 can be a rim. The rotating member 111 corresponds to a strip shape The inner side of the electrode 130 is disposed and abuts against the inner side of the strip electrode 130. The driver 113 is coupled to the rotary member 111 to drive the rotary member 111 to rotate. Moreover, the electrochemical processing device 10 further includes a conductive member 190 disposed corresponding to the inner side of the strip electrode 130 and opposite to the inner side of the strip electrode 130. The conductive member 190 is located below the electrode transfer module 110. Furthermore, the conductive member 190 includes an abutting portion 191 and a fixing portion 193 , and the abutting portion 191 is disposed at the bottom of the fixing portion 193 . The bottom surface of the abutting portion 191 abuts against the inner side of the strip electrode 130, and the bottom surface of the abutting portion 191 has a plane corresponding to the processing region 152, that is, corresponding to the strip-shaped workpiece 40, and further, adjacent to the plane The two sides are a curved surface, and the abutting portion 191 is located between the positioning members 171. The positioning module 170 can position the strip electrode 130, and the fixing portion 193 is disposed on the positioning members 171 for fixing. Conductive member 190.

It can be seen from the above that the rotating member 111 and the conductive member 190 respectively abut the inner side of the upper half of the strip electrode 130 and the inner side of the lower half, and the strip electrode 130 can surround the arc surface of the rotating member 111 and the conductive member 190. The plane of the joint 191 and the curved surfaces on both sides. Moreover, the conductive member 190 is located between the plurality of positioning members 171 such that a section of the strip electrode 130 corresponds to the strip-shaped workpiece 40 positioned in the processing region 152 and spaced apart from the strip-shaped workpiece 40 by a distance.

In addition, a power supply module (not shown) provides a power source, and an anode and a cathode are respectively coupled to the electrical connection portion 155 and the conductive member 190 to supply power to the strip workpiece 40 and the strip electrode 130, and the strip workpiece 40 As the anode, the strip electrode 130 serves as a negative electrode for electrochemical processing. In addition, the two insulating members 175 are respectively disposed at the contact portions of the fixing portion 193 of the conductive member 190 and the positioning members 171 to avoid short circuit.

In this embodiment, the cleaning module 30 is disposed on the frame 153 and located on one side of the electrode transfer module 110. The switch module 30 includes a wheel brush 310 and a driver 320. The driver 320 is a second driver. The wheel brush 310 is disposed corresponding to the outer side of the strip electrode 130 and contacts the outer surface of the strip electrode 130. The driver 320 is coupled to the wheel brush 310 and drives the wheel brush 310 to rotate. The wheel brush 310 continues to rotate with the strip electrode. The outer side surface of 130 is in contact to clean the surface of the strip electrode 130.

In the present embodiment, when the electrochemical processing is performed, the strip-shaped workpiece 40 is disposed on the processing region 152 of the base 151 and located between the positioning members 171, and the strip electrode 130 has a spacing between the strip-shaped workpiece 40 and the strip-shaped workpiece 40. . The electrolyte is transferred to the electrolyte passage 172 such that the electrolyte is located between the strip-shaped workpiece 40 and the strip electrode 130, and contacts the strip-shaped workpiece 40 and the outer surface of the strip-shaped electrode 130. The power supply module supplies power to the strip workpiece 40 and the strip electrode 130 for electrochemical processing. After the electrochemical processing is performed for a while, the strip electrode 130 adheres to the product on the outer surface of the processed surface of the strip-shaped workpiece 40. The strip electrode 130 is moved by the electrode transfer module 110, so that the electrochemically processed portion of the strip electrode 130 is removed from the processing region 152, and the removed portion is not electrochemically processed, and the strip electrode 130 is removed. The electrochemical processing section (cleaned section) is then moved over the processing zone 152 for subsequent electrochemical processing. During the movement of the strip electrode 130, the driver 320 drives the wheel brush 310 to rotate. The wheel brush 310 contacts the outer surface of the strip electrode 130 which is not currently electrochemically processed, and is mechanically removed to adhere to the strip. The product or foreign matter on the outer surface of the electrode 130 is used to clean the outer surface of the strip electrode 130 for subsequent electrochemical processing, so that the quality of the electrochemical processing can be prevented from being affected.

In the present embodiment, the strip electrode 130 can be roughly divided into a section for electrochemical processing and a section not subjected to electrochemical processing (cleaned section). When electrochemical machining is performed, the section (cleaned section) that has not been electrochemically processed is moved into the processing region 152 as an electrode for electrochemical processing. The section that has been electrochemically processed is removed from the processing zone 152, and the cleaning module 30 cleans the electrochemically processed section of the strip electrode 130 so that the strip electrode 130 can be continuously cleaned for continued operation. Electrochemical processing. As can be seen from the above, since the cleaning module 30 can continuously clean the strip electrode 130 during the electrochemical processing without stopping the electrochemical processing, the cleaning process and time can be saved, and the efficiency of the electrochemical processing can be improved.

Please refer to the fifth and sixth figures, which are schematic views of a second embodiment of the electrochemical processing system of the present invention and an embodiment of a workpiece having a mask layer. As shown, this The embodiment further includes a workpiece transporting device 50 comprising two workpiece transport modules 510 located before and after the electrochemical processing device 10 for transporting the strip-shaped workpiece 40, respectively. Furthermore, the present embodiment further includes a masking device 60 and a mask removing device 61. The masking device 60 is located before the electrochemical processing device 10, and the mask removing device 61 is located behind the electrochemical device 10. . The masking device 60 is configured to lay a mask layer 610 on the strip-shaped workpiece 40. The mask layer 610 has a plurality of hollow portions 600 to expose the surface of the strip-shaped workpiece 40. The pattern of the hollow portion 600 corresponds to the formation of the hollow portion 600. The pattern of the strip workpiece 40. The masking device 60 may slap the mask layer 610 on the strip-shaped workpiece 40 by printing or exposure-developing, but it is not limited to the above-described manner, and other ways of arranging the mask layer 610 may be achieved. The mask removal device 61 is used to remove the mask layer 610 of the electrochemically processed strip workpiece 40.

Please refer to the seventh figure, which is a flow chart of an embodiment of the electrochemical processing method of the present invention. As shown in the figure, the present embodiment describes an electrochemical processing method of the present invention. As shown in step S1, a mask layer 610 is disposed on the strip-shaped workpiece 40, and then, as shown in step S3, the strip electrode 130 is used. The workpiece 40 is electrochemically processed. Next, as shown in step S5, the strip electrode 130 is moved, and the surface of the strip electrode 130 is cleaned by mechanical force to remove the adhering matter attached to the surface of the strip electrode 130. Thereafter, as shown in step S7, the mask layer 610 of the strip-shaped workpiece 40 is removed. Further, in the step S5, during the movement of the strip electrode 130, the section of the strip electrode 130 which is not subjected to electrochemical processing is simultaneously cleaned. The above steps S1 and S5 are not essential steps, and it is not necessary to provide the mask layer 610 to the strip-shaped workpiece 40.

In summary, the electrochemical processing system and the electrochemical processing method of the present invention can move the strip electrode and clean the strip electrode during electrochemical processing, without disassembling the strip electrode or stopping Electrochemical processing can reduce the time and process required to maintain the electrode and improve the efficiency of electrochemical processing.

It can be seen from the above that the present invention has indeed achieved a breakthrough structure, and has improved invention content, and at the same time, can achieve industrial utilization and progress. When complying with the provisions of the Patent Law, the new patent application is filed according to law. The Board of Review examiners granted legal patent rights and was praying.

1 Electrochemical processing system

10 Electrochemical processing equipment

110 electrode transfer module

111 rotating parts

113 drive

130 strip electrode

150 carrier

151 seat

153 frame

30 cleaning module

320 drive

Claims (10)

An electrochemical processing system comprising an electrochemical processing device and a cleaning module, the electrochemical processing device comprising an electrode transfer module, a strip electrode disposed on the electrode transfer module, the cleaning module corresponding to the One side of the strip electrode is disposed. The electrochemical processing system of claim 1, wherein the strip electrode is a ring strip electrode. The electrochemical processing system of claim 1, wherein the electrode transfer module comprises a rotating member corresponding to the inner side of the strip electrode and opposite to the inner side of the strip electrode, and a driver The rotating member is coupled and the rotating member is driven to rotate. The electrochemical processing system of claim 1, wherein the cleaning module comprises a wheel brush corresponding to one side of the strip electrode, and a driver connecting the wheel brush and driving the wheel brush to rotate . The electrochemical processing system of claim 1, wherein the electrochemical processing device further comprises a conductive member disposed corresponding to an inner side of the strip electrode and abutting the inner side of the strip electrode. The electrochemical processing system of claim 1, wherein the electrochemical processing device further comprises a positioning module corresponding to the strip electrode disposed, and an electrolyte channel is disposed in the positioning module. The electrochemical processing system of claim 1, further comprising a masking device located before the electrochemical processing device and a mask removing device located behind the electrochemical processing device. An electrochemical processing method comprising electrochemically processing a strip electrode, moving the strip electrode, and mechanically cleaning the surface of the strip electrode. The electrochemical processing method of claim 8, wherein during the moving of the strip electrode, the portion of the strip electrode that is not electrochemically processed is cleaned. The electrochemical processing method of claim 8, further comprising disposing a mask layer on the strip-shaped workpiece for performing the electrochemical processing, and removing the mask of the strip-shaped workpiece after performing the electrochemical processing Cover layer.