CN110000434A - Sandwich-type cathode assembly, cathode group hole Electrolyzed Processing frock clamp and process - Google Patents

Sandwich-type cathode assembly, cathode group hole Electrolyzed Processing frock clamp and process Download PDF

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Publication number
CN110000434A
CN110000434A CN201910292700.5A CN201910292700A CN110000434A CN 110000434 A CN110000434 A CN 110000434A CN 201910292700 A CN201910292700 A CN 201910292700A CN 110000434 A CN110000434 A CN 110000434A
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CN
China
Prior art keywords
cathode
hole
sandwich
tool
positioning plate
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
CN201910292700.5A
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Chinese (zh)
Inventor
薛润荣
赵真笙
谷民凯
陈永显
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Nanjing Hangpu Machinery Technology Co Ltd
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Nanjing Hangpu Machinery Technology Co Ltd
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Application filed by Nanjing Hangpu Machinery Technology Co Ltd filed Critical Nanjing Hangpu Machinery Technology Co Ltd
Priority to CN201910292700.5A priority Critical patent/CN110000434A/en
Publication of CN110000434A publication Critical patent/CN110000434A/en
Pending legal-status Critical Current

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    • 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
    • B23H11/00Auxiliary apparatus or details, not otherwise provided for
    • 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
    • B23H3/00Electrochemical machining, i.e. removing metal by passing current between an electrode and a workpiece in the presence of an electrolyte

Abstract

The present invention relates to a kind of sandwich-type cathode assembly, cathode group hole Electrolyzed Processing frock clamp and processes, the sandwich-type cathode assembly is installed and is exchanged more convenient, the arrangement mode in group hole on change cathode positioning plate and cathode pressuring plate can be passed through, to process group's pore structure part of different arrangement modes, shorten tool cathode fabrication cycle, and repeatable accuracy is good;When carrying out cathode group hole Electrolyzed Processing using the cathode group hole Electrolyzed Processing frock clamp with the sandwich-type cathode assembly, tool cathode is fed straight down, disposably processes the group hole of required arrangement mode.Different arrangement mode group pore structure part Electrolyzed Processing efficiency can be greatly improved using the present invention, reduce processing cost, effectively improve electrochemical machining process stability, reduce dispersion corrosion.

Description

Sandwich-type cathode assembly, cathode group hole Electrolyzed Processing frock clamp and process
Technical field
The invention belongs to technical field of electrolysis processing, and are related to a kind of sandwich-type cathode assembly, cathode group hole Electrolyzed Processing Frock clamp and process.
Background technique
With the continuous propulsion of modernization, a large amount of parts with group's pore structure are applied in mould industry, automobile work In industry and aircraft industry, such as extrusion die, chemical fibre spinneret, perforated plate type atomizer and turbine film cooling holes.These parts are not Only to array group's pore size precision and require it is higher and higher, while also using the difficulties such as titanium alloy, high temperature alloy and composite material Rapidoprint, processing have become a difficult point of machine industry.
Currently, such method of processing parts mainly has machining, electrical discharge machining, laser processing and Electrolyzed Processing etc. Method.Wherein, machining process is there are cutter frangibility, there are residual stress, the problems such as processing cost is high;Electrical discharge machining Although workpiece surface can generate recast layer after processing with laser processing without macroscopical cutting force, part use is influenced Service life.
Electrolyzed Processing is that the principle that Anodic dissolves occurs in the electrolytic solution using metal to work the work piece into shape A kind of special process method, because the range of work is wide, high in machining efficiency, surface quality is good, tool cathode is lossless, without machine cut The features such as power, has a good application prospect in the processing of array group's pore structure part.
When Electrolyzed Processing group's pore structure part, group act on sets formula tool cathode is mostly used disposably to complete group's hole machined, on the one hand Such tool cathode higher cost, and be only used for processing a kind of group hole of particular arrangement form, to process another arrangement shape The group hole of formula then needs to re-work new tool cathode;On the other hand due to the tool cathode incision stage in electrochemical machining process There are flow field mutation with the stage that penetrates, and short circuit easily occurs and damages one or two of electrode in group act on sets, cause kit negative Pole can not continue to use.Design, manufacture and the amendment of group's pore structure part electrochemical machine tool cathode and frock clamp are difficult, the period Longer, process stability is difficult to control, and the problems such as there are dispersion corrosions, limits the wide of group pore structure part Electrolyzed Processing General application.
Summary of the invention
Goal of the invention: aiming at the above problems existing in the prior art, the present invention provides a kind of sandwich-type cathode assembly, yin Pole group's hole Electrolyzed Processing frock clamp and process reduce processing cost, have to effectively improve group pore structure part processing efficiency Effect improves electrochemical machining process stability, reduces dispersion corrosion.
Technical solution: sandwich-type cathode assembly of the invention includes connecing spindle rod, cathode positioning plate, cathode pressuring plate and tool Cathode;A part of cathode positioning plate upper surface and connect spindle rod lower end firm contact, a part and cathode pressuring plate of lower surface Firm contact;The tool cathode includes head, middle part and tail portion;The cathode positioning plate is equipped with and tool cathode head The location hole of cooperation;The cathode pressuring plate is equipped with the pressure hole cooperated with tool cathode middle part;The tool cathode is by cathode Pressing plate and cathode position board clamping, and tail portion exceeds the cathode pressuring plate.
Further, the head and tail portion of tool cathode are the consistent cylindrical body of diameter, and middle part includes two sections, close to tail One section of portion is diameter and the consistent cylindrical body in tail portion, and one section close to head is conical structure and cross section extends along toward head Direction be the circle that is gradually increased of diameter.
Further, connecing spindle rod side has inlet and has the central hollow center portion being connected to the inlet;Center The lower end of hollow part is connected to the upper surface of the cathode positioning plate;There are logical liquid bath, the logical liquid among the tool cathode Groove sidewall has insulating layer.
Further, the cathode positioning plate and cathode pressuring plate are processed using accurate digital control milling machine, position of positioning hole precision Within 0.01mm, the mating surface flatness of cathode positioning plate and cathode pressuring plate is no more than 0.01mm;The tool cathode shape It is processed by accurate digital control milling machine, is no more than 0.01mm, processing sword and electrode plane perpendicular with cathode positioning plate mating surface flatness Degree is no more than 0.01mm;Tool cathode leads to liquid bath using Precision EDM perforation machining, leads to liquid bath and electrode plane perpendicular degree No more than 0.01mm.
Cathode group hole Electrolyzed Processing frock clamp of the invention is in addition to further including fixture with above-mentioned sandwich-type cathode assembly Pedestal, apotting spindle, back pressure cover and Choked flow cover;Fixture base center is equipped with the stepped hole being interference fitted with apotting spindle lower end; Apotting spindle determines axial direction beyond fixture base part and work pieces mate;Fixture base upper surface is provided with circular ring shape narrow slot, back Pressure cover bottom is embedded in the narrow slot and connect with fixture base;Choked flow cover is cyclic structure, and a part and inner sidewall of its lateral wall A part contacted respectively with the spindle rod that connects of the back pressure cover and sandwich-type cathode assembly, and with the back pressure cover and described connect It is sealed between spindle rod by O-ring seal;There are fluid-through port, workpiece pressing while, guarantees electrolyte for Choked flow cover bottom Proper flow;Back pressure cover side is equipped with liquid outlet.
Further, it connects inlet total sectional area on spindle rod side wall and is greater than back pressure cover side wall upper liquid outlet total sectional area; Liquid outlet is connect with counterbalance valve, for applying back pressure.
Further, the lateral wall upper end of Choked flow cover has the edge of taking of protrusion, and the edge of taking rides at the top of the back pressure cover And it is fixed by screws in after workpiece assembles on the back pressure cover.Preferably, taking for Choked flow cover exceeds back pressure cover on the outside of edge Top edge.
Further, fixture base, apotting spindle, connect spindle rod, cathode positioning plate and tool cathode be 304 stainless steels Structure made of expecting, back pressure cover, Choked flow cover and cathode pressuring plate are structure made of POM material, and cathode insulation layer is epoxy resin Or structure made of heat-shrink tube.
The process of cathode group hole Electrolyzed Processing of the invention includes the following steps:
(S1) clamping is carried out to tool cathode with cathode pressuring plate and cathode positioning plate, cathode positioning plate is consolidated with spindle rod is connect It is fixed, make to connect the inlet connection inlet tube on spindle rod, completes the assembling of the sandwich-type cathode assembly;Wherein, cathode pressuring plate And and location hole corresponding voltage-controlled with the group hole arranged in desired manner is respectively provided on cathode positioning plate;
(S2) fixture base, apotting spindle and back pressure cover are assembled, is put into workpiece, Choked flow cover is installed, adjust position Axially align workpiece with sandwich-type cathode assembly, stationary fixture pedestal makes the liquid outlet of back pressure cover side connect outlet tube;
(S3) tool cathode is connect into power cathode, and workpiece is connect into positive pole;
(S4) Electrolyzed Processing parameter is set, is passed through electrolyte, starts to process, by the sandwich-type cathode assembly vertically to work The feeding of part direction makes workpiece that locality dissolution occur under electrolysis, finally disposably processes the group of required arrangement mode Hole.
The utility model has the advantages that compared with the existing technology, the present invention has the following advantages:
1, sandwich-type tool cathode device of the invention, cathode pressuring plate and cathode positioning plate structure be simple, processing cost Low, tool cathode flexibility ratio is higher, and cathode is installed and exchange more convenient, can pass through and change cathode positioning plate and cathode pressuring plate The arrangement mode in upper group hole shortens tool cathode fabrication cycle, and repeat essence to process group's pore structure part of different arrangement modes It spends, greatly improves different arrangement mode group pore structure part Electrolyzed Processing efficiency;
2, sandwich-type cathode group hole Electrolyzed Processing frock clamp of the invention, electrolyte channel be in " recessed " shape, electrolyte into Mouth pressure and outlet back pressure are adjustable, and electrolyte flow field is reducing-pitch thread, ensure that the stability of electrochemical machining process, improve Electrolyzed Processing precision avoids the generation of short circuit phenomenon;
3, sandwich-type cathode group hole Electrolyzed Processing frock clamp of the invention can be used for processing through-hole, blind hole and big deep diameter Than group's pore structure part, without residual stress, no recast layer, processing quality is good, and processing cost is low.
Detailed description of the invention
Fig. 1 is a kind of sandwich-type cathode group hole Electrolyzed Processing frock clamp and process schematic diagram of the invention;
Fig. 2 is that inventive article cathode clamps front and back schematic diagram;
Fig. 3 is the workpiece schematic diagram after several classical groups hole arrangement mode sandwich-type cathodes of the present invention and processing;
Wherein: 1, fixture base, 2, back pressure cover, 3, Choked flow cover, 4, O-ring seal, 5, connect spindle rod, 6, workpiece, 7, fixed Position mandrel, 8, cathode positioning plate, 9, cathode pressuring plate, 10, tool cathode, 11, cathode insulation layer, 12, cathode location hole, 13, work Have cathode and leads to liquid bath, 14, pressure hole.
Specific embodiment
It is that the present invention is described in detail in conjunction with attached drawing below.
A kind of cathode group hole Electrolyzed Processing frock clamp of the invention is as shown in Figure 1, include sandwich-type cathode assembly, fixture Pedestal 1, apotting spindle 7, back pressure cover 2 and Choked flow cover 3.1 center of fixture base is provided with stepped hole, the stepped hole and apotting spindle 7 Lower end cooperation, and be connected through a screw thread with apotting spindle 7, apotting spindle 7 comes true beyond fixture base part and the cooperation of workpiece 6 Dead axle to.1 upper surface of fixture base is provided with circular ring shape narrow slot around stepped hole, and 2 bottom of back pressure cover is embedded in the narrow slot, and passes through spiral shell Line is connect with fixture base 1.For 3 bottom of Choked flow cover there are fluid-through port, workpiece pressing 6 whiles, guarantees electrolyte proper flow.Resistance Stream cover 3 be cyclic structure, a part of lateral wall contact with back pressure cover 2 and between back pressure cover 2 pass through O-ring seal 4 into Row sealing.In addition, the lateral wall upper end of Choked flow cover 3 has what is protruded to take edge, this is taken edge and rides over 2 top of back pressure cover and in work Part 6 is fixed by screws on the back pressure cover 2 after assembling, shift in position when preventing processing.Preferably, Choked flow cover 3 It takes on the outside of edge beyond 2 top edge of back pressure cover, in order to facilitate when dismounting, be convenient for stress.Sandwich-type cathode Device includes connecing spindle rod 5, cathode pressuring plate 9, tool cathode 10 and cathode positioning plate 8.Connect be equipped with above the side wall of spindle rod 5 into Liquid mouth, side wall lower section contact with a part of 3 inner sidewall of Choked flow cover and are carried out between Choked flow cover 3 by O-ring seal 4 close Envelope guarantees no leakage in electrochemical machining process.
Tool cathode 10 clamps front and back respectively as Fig. 2 (a) and 2 (b) is shown in sandwich-type cathode assembly.Cathode positioning plate 8 A part of upper surface is engaged with the lower end for connecing spindle rod 5, and a part of lower surface is engaged with cathode pressuring plate 9.Cathode positioning plate 8 It can be engaged by matched screw thread and threaded hole between spindle rod 5 and cathode pressuring plate with connecing.Cathode positioning plate 8 is equipped with With the location hole 12 of 10 head fits of tool cathode, cathode pressuring plate 9 is equipped with the pressure hole 14 cooperated with 10 middle part of tool cathode, The tail portion of tool cathode 10 exceeds cathode pressuring plate 9.Wherein, the head and tail portion of tool cathode 10 are the consistent cylindrical body of diameter, Middle part includes two sections, is diameter and the consistent cylindrical body in tail portion by caudal one section, and one section close to head is expanded for circle Platform shape.The cross section of the truncated cone-shaped is round and diameter along toward the direction that head extends from the size equal to tail portion cylindrical body everywhere Start to be gradually increased.Tool cathode 10 is clamped by cathode pressuring plate 9 and cathode positioning plate 8, and there are logical among tool cathode 10 Liquid bath 13, the side wall for leading to liquid bath 13 have cathode insulation layer 11, reduce Electrolyzed Processing dispersion corrosion, improve machining accuracy.
Cathode positioning plate 8 and cathode pressuring plate 9 are processed using accurate digital control milling machine, 12 position precision of location hole 0.01mm with Interior, mating surface flatness is no more than 0.01mm, and group hole arrangement mode can be according to actually required any selection;10 shape of tool cathode It is processed by accurate digital control milling machine, mating surface flatness is no more than 0.01mm, and processing sword is no more than with electrode plane perpendicular degree 0.01mm, tool cathode lead to liquid bath 13 using Precision EDM perforation machining, are no more than 0.01mm with electrode plane perpendicular degree.
Cathode group hole electricity is carried out using the above-mentioned cathode group hole Electrolyzed Processing frock clamp including sandwich-type cathode assembly The process of solution processing includes the following steps:
Step 1: carry out clamping to tool cathode 10 with cathode pressuring plate 9 and cathode positioning plate 8, by cathode positioning plate 8 with connect Spindle rod 5 is fixed, makes to connect the inlet connection inlet tube on spindle rod 5, completes the assembling of sandwich-type cathode assembly.Wherein, negative And location hole 12 corresponding voltage-controlled with the group hole arranged in desired manner is respectively provided on extreme pressure plate 9 and cathode positioning plate 8.
Step 2: apotting spindle 7, back pressure cover 2 are mounted in fixture base 1, workpiece 6 is installed, Choked flow cover is subsequently mounted 3, fixture base 1 is fixed, the liquid outlet of 2 side of back pressure cover is made to connect outlet tube;
Step 3: ensuring that workpiece 6 connects positive pole, tool cathode 10 connects power cathode;
Step 4: setting Electrolyzed Processing parameter, be passed through electrolyte, start to process, by with connect what 5 top of spindle rod was connected External drive motors feed tool cathode 10 to 6 direction of workpiece vertically, the disposable processing for completing group hole.
In process, electrolyte is flowed by connecing 5 inlet runner of spindle rod, by cathode location hole 12, tool cathode Logical liquid bath 13 flows into machining area, then brings electrolysate into frock clamp " recessed " shape stream via the fluid-through port of 3 bottom of Choked flow cover Road is finally flowed out from 2 liquid outlet of back pressure cover.After applying back pressure, electrolyte is full of entire machining area in process, will not go out Now lack liquid phenomenon.
Shown in workpiece such as Fig. 3 (a) to 3 (c) after several classical groups hole arrangement mode sandwich-type cathodes of the present invention and processing. The arrangement mode in group hole can be arbitrary arrangement mode on cathode positioning plate 8 and cathode pressuring plate 9, in corresponding position installation tool yin After extremely, i.e., the group hole of processable arbitrary arrangement mode.
Schematically the present invention and embodiments thereof are described above, it should be apparent that the appended claims institute The present invention of restriction is not limited only to the specific detail illustrated in specification above, for those skilled in the art Speech, equivalent replacement is made under the premise of the principle of the invention and obviously changes obtained scheme, should belong to the present invention Protection scope.

Claims (10)

1. a kind of sandwich-type cathode assembly, which is characterized in that including connecing spindle rod (5), cathode positioning plate (8), cathode pressuring plate (9) With tool cathode (10);A part of cathode positioning plate (8) upper surface is engaged with spindle rod (5) lower end is connect, lower surface A part is engaged with cathode pressuring plate (9);The tool cathode (10) includes head, middle part and tail portion;The cathode positioning plate (8) it is equipped with the location hole (12) with tool cathode (10) head fits;The cathode pressuring plate (9) is equipped with and tool cathode (10) the pressure hole (14) of middle part cooperation;The tool cathode (10) is compressed by cathode pressuring plate (9) and cathode positioning plate (8), and Tail portion exceeds the cathode pressuring plate (9).
2. sandwich-type cathode assembly according to claim 1, which is characterized in that the head of the tool cathode (10) and tail Portion is the consistent cylindrical body of diameter, and middle part includes two sections, is diameter and the consistent cylindrical body in tail portion by caudal one section, leans on One section of nearly head be that the cross section of truncated cone-shaped and truncated cone-shaped along the direction toward head extension is circle that diameter is gradually increased.
3. sandwich-type cathode assembly according to claim 1, which is characterized in that there is feed liquor in described spindle rod (5) side that connects Mouthful and there is the central hollow center portion that is connected to the inlet;The lower end of central hollow center portion is upper with the cathode positioning plate (8) Surface connection;The tool cathode (10) is intermediate there are logical liquid bath (13), and logical liquid bath (13) side wall has insulating layer (11).
4. sandwich-type cathode assembly according to claim 3, which is characterized in that the cathode positioning plate (8) and cathode pressure Plate (9) is processed using accurate digital control milling machine, and location hole (12) position precision is within 0.01mm, cathode positioning plate (8) and cathode The mating surface flatness of pressing plate (9) is no more than 0.01mm;Tool cathode (10) shape is processed by accurate digital control milling machine, with yin Pole positioning plate (8) mating surface flatness is no more than 0.01mm, and processing sword and electrode plane perpendicular degree are no more than 0.01mm;Tool yin The logical liquid bath (13) of pole (10) is no more than using Precision EDM perforation machining, logical liquid bath with electrode plane perpendicular degree 0.01mm。
5. a kind of cathode group hole Electrolyzed Processing work with sandwich-type cathode assembly according to any one in claim 1-4 Clamps, which is characterized in that further include fixture base (1), apotting spindle (7), back pressure cover (2) and Choked flow cover (3);The fixture Pedestal (1) center is equipped with the stepped hole cooperated with apotting spindle (7) lower end;Apotting spindle (7) exceeds fixture base part and work Part cooperates to determine axial direction;Fixture base (1) upper surface is provided with circular ring shape narrow slot, and back pressure cover (2) bottom is embedded in the narrow slot It is connect with fixture base (1);The Choked flow cover (3) is cyclic structure, and a part of a part of its lateral wall and inner sidewall Contacted respectively with the spindle rod (5) that connects of the back pressure cover (2) and the sandwich-type cathode assembly, and with the back pressure cover (2) and Described connect is sealed between spindle rod (5) by O-ring seal (4);There are fluid-through ports for Choked flow cover (3) bottom, compress Guarantee electrolyte proper flow while workpiece (6);Back pressure cover (2) side is equipped with liquid outlet.
6. cathode group according to claim 5 hole Electrolyzed Processing frock clamp, which is characterized in that described to connect spindle rod (5) Inlet total sectional area is greater than back pressure cover (2) side wall upper liquid outlet total sectional area on side wall;Liquid outlet is connect with counterbalance valve, is used for Apply back pressure.
7. cathode group according to claim 5 hole Electrolyzed Processing frock clamp, which is characterized in that the Choked flow cover (3) Lateral wall upper end has the edge of taking of protrusion, and the edge of taking rides at the top of the back pressure cover (2) and passes through after workpiece (6) assembles Screw is fixed on the back pressure cover (2).
8. cathode group according to claim 7 hole Electrolyzed Processing frock clamp, which is characterized in that the Choked flow cover (3) Take the top edge for exceeding the back pressure cover (2) on the outside of edge.
9. cathode group according to claim 5 hole Electrolyzed Processing frock clamp, which is characterized in that fixture base (1), positioning Mandrel (7) connects spindle rod (5), cathode positioning plate (8) and tool cathode (10) as structure made of 304 stainless steel materials, back pressure Covering (2), Choked flow cover (3) and cathode pressuring plate (9) is structure made of POM material, and cathode insulation layer (11) is epoxy resin or heat Structure made of the draw.
10. a kind of carry out cathode group hole Electrolyzed Processing with cathode group according to claim 5 hole Electrolyzed Processing frock clamp Process, which comprises the steps of:
(S1) clamping is carried out to tool cathode (10) with cathode pressuring plate (9) and cathode positioning plate (8), by cathode positioning plate (8) and It connects spindle rod (5) to fix, makes to connect the inlet connection inlet tube on spindle rod (5), complete the group of the sandwich-type cathode assembly Dress;Wherein, pressure corresponding with the group hole arranged in desired manner is respectively provided on cathode pressuring plate (9) and cathode positioning plate (8) Control and location hole (12);
(S2) fixture base (1), apotting spindle (7) and back pressure cover (2) are assembled, is put into workpiece (6), Choked flow cover is installed (3), adjustment position axially aligns workpiece (6) with sandwich-type cathode assembly, and stationary fixture pedestal (1) makes back pressure cover (2) side Liquid outlet connect outlet tube;
(S3) tool cathode (10) is connect into power cathode, and workpiece (6) is connect into positive pole;
(S4) Electrolyzed Processing parameter is set, is passed through electrolyte, starts to process, by the sandwich-type cathode assembly vertically to workpiece side To feeding, makes workpiece (6) that locality dissolution occur under electrolysis, finally disposably process the group of required arrangement mode Hole.
CN201910292700.5A 2019-04-12 2019-04-12 Sandwich-type cathode assembly, cathode group hole Electrolyzed Processing frock clamp and process Pending CN110000434A (en)

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CN201910292700.5A CN110000434A (en) 2019-04-12 2019-04-12 Sandwich-type cathode assembly, cathode group hole Electrolyzed Processing frock clamp and process

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111375850A (en) * 2020-04-01 2020-07-07 南京浦航机械科技开发有限公司 Multi-station synchronous precise electrolytic forming processing device and method for involute internal spline
CN111438411A (en) * 2020-04-21 2020-07-24 南京浦航机械科技开发有限公司 Electrolytic machining clamp for chamfering of mobile phone lens bracket group and technological method thereof
CN111570951A (en) * 2020-04-15 2020-08-25 南京浦航机械科技开发有限公司 Electrolytic deburring system for planet carrier and process method thereof

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111375850A (en) * 2020-04-01 2020-07-07 南京浦航机械科技开发有限公司 Multi-station synchronous precise electrolytic forming processing device and method for involute internal spline
CN111375850B (en) * 2020-04-01 2021-08-31 江苏集萃精密制造研究院有限公司 Multi-station synchronous precise electrolytic forming processing device and method for involute internal spline
CN111570951A (en) * 2020-04-15 2020-08-25 南京浦航机械科技开发有限公司 Electrolytic deburring system for planet carrier and process method thereof
CN111570951B (en) * 2020-04-15 2021-04-20 南京浦航机械科技开发有限公司 Electrolytic deburring system for planet carrier and process method thereof
CN111438411A (en) * 2020-04-21 2020-07-24 南京浦航机械科技开发有限公司 Electrolytic machining clamp for chamfering of mobile phone lens bracket group and technological method thereof
CN111438411B (en) * 2020-04-21 2021-04-13 南京浦航机械科技开发有限公司 Electrolytic machining clamp for chamfering of mobile phone lens bracket group and technological method thereof

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