CN113042833B - Thin-wall cylinder group hole machining device and machining method thereof - Google Patents
Thin-wall cylinder group hole machining device and machining method thereof Download PDFInfo
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- CN113042833B CN113042833B CN202110340393.0A CN202110340393A CN113042833B CN 113042833 B CN113042833 B CN 113042833B CN 202110340393 A CN202110340393 A CN 202110340393A CN 113042833 B CN113042833 B CN 113042833B
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- walled cylinder
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- 238000000034 method Methods 0.000 title claims description 13
- 238000003754 machining Methods 0.000 title description 33
- 230000007246 mechanism Effects 0.000 claims abstract description 131
- 230000033001 locomotion Effects 0.000 claims abstract description 96
- 238000010892 electric spark Methods 0.000 description 6
- 238000007599 discharging Methods 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
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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
- B23H1/00—Electrical discharge machining, i.e. removing metal with a series of rapidly recurring electrical discharges between an electrode and a workpiece in the presence of a fluid dielectric
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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
- B23H9/00—Machining specially adapted for treating particular metal objects or for obtaining special effects or results on metal objects
- B23H9/14—Making holes
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- Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
Abstract
本发明属于电火花成型加工技术领域，尤其涉及一种薄壁圆筒群孔加工装置，包括工件装夹机构、电极运动机构、驱动工件装夹机构沿X轴方向移动的X轴运动机构、驱动工件装夹机构沿Y轴方向移动的Y轴运动机构和驱动电极运动机构沿Z轴方向移动的Z轴运动机构；工件装夹机构包括加工池和中心杆，加工池上转动设有用于装夹中心杆的三爪卡盘和顶尖组件，中心杆上设有两个三爪端盖，薄壁圆筒套设在中心杆上，两个三爪端盖位于薄壁圆筒的两端并胀紧在薄壁圆筒内；电极运动机构包括支架和工具电极，工具电极转动设置在支架上，工具电极和薄壁圆筒相互平行设置且转动方向相反，工具电极上设置有与薄壁圆筒待加工群孔的位置相对的若干球状放电凸起。
The invention belongs to the technical field of electric discharge forming processing, and in particular relates to a thin-walled cylinder group hole processing device, comprising a workpiece clamping mechanism, an electrode motion mechanism, an X-axis motion mechanism for driving the workpiece clamping mechanism to move along the X-axis direction, and a workpiece clamping mechanism for driving the workpiece clamping mechanism. The Y-axis motion mechanism for the clamping mechanism to move along the Y-axis direction and the Z-axis motion mechanism for the drive electrode motion mechanism to move along the Z-axis direction; the workpiece clamping mechanism includes a processing pool and a center rod. Three-jaw chuck and top assembly, the central rod is provided with two three-jaw end caps, the thin-walled cylinder is sleeved on the central rod, and the two three-jawed end caps are located at both ends of the thin-walled cylinder and are tightened in the thin-walled cylinder; The motion mechanism includes a bracket and a tool electrode. The tool electrode is rotatably arranged on the bracket. The tool electrode and the thin-walled cylinder are arranged in parallel with each other and have opposite directions of rotation. The tool electrode is provided with a number of spherical discharge protrusions opposite to the positions of the thin-walled cylinders to be processed. .
Description
Technical Field
The invention belongs to the technical field of electric spark forming machining, and particularly relates to a thin-wall cylinder group hole machining device and a thin-wall cylinder group hole machining method.
Background
As a special machining method, the electric spark forming machining is widely applied to various fields such as automobiles, aerospace and the like because the electric spark forming machining does not directly contact with a machined workpiece during machining, no cutting force is generated, and high-hardness materials can be machined. The group holes are difficult to machine on the thin-wall cylinder by the traditional mechanical machining method, because the thin-wall cylinder is thin, great cutting force is generated during machining, the workpiece is easy to damage, and the machining efficiency of machining the group holes is low. The method aims to process the group holes on the thin-wall cylinder workpiece by using the electric spark forming processing mode, and greatly improves the processing efficiency.
Disclosure of Invention
The invention provides a thin-wall cylinder group hole machining device and a thin-wall cylinder group hole machining method, aiming at solving the problems that in the prior art, group holes are machined on a thin-wall cylinder, damage to workpieces is easy to cause, and machining efficiency is low.
In order to solve the technical problem, the technical scheme adopted by the invention is that the thin-wall cylinder group hole processing device comprises an X-axis motion mechanism, a Y-axis motion mechanism, a Z-axis motion mechanism, a workpiece clamping mechanism and an electrode motion mechanism; the X-axis motion mechanism is used for driving the workpiece clamping mechanism to move along the X-axis direction, the Y-axis motion mechanism is used for driving the workpiece clamping mechanism to move along the Y-axis direction, and the Z-axis motion mechanism is used for driving the electrode motion mechanism to move along the Z-axis direction;
the workpiece clamping mechanism comprises a machining pool and a center rod, a three-jaw chuck and a center rod assembly are rotatably arranged on the machining pool and are used for clamping the center rod, the three-jaw chuck is driven to rotate by a first motor, two three-jaw end covers are arranged on the center rod, the thin-walled cylinder is sleeved on the center rod, the two three-jaw end covers are positioned at two ends of the thin-walled cylinder, and the three-jaw end covers are expanded in the thin-walled cylinder;
the electrode movement mechanism comprises a support and a tool electrode, the tool electrode is rotatably arranged on the support through a fourth bearing support, the tool electrode is driven to rotate by a second motor, the rotation axes of the tool electrode and the thin-wall cylinder are parallel to each other, the rotation directions of the tool electrode and the thin-wall cylinder are opposite, a plurality of spherical discharge bulges are arranged on the tool electrode, and the distribution of the discharge bulges is opposite to the positions of group holes to be processed of the thin-wall cylinder.
Preferably, the three-jaw end cover gradually shrinks towards the thin-wall cylinder, the three-jaw end cover is fixedly connected with the central rod through threads, and the central rod is provided with a shaft shoulder for limiting the three-jaw end cover. The application range of the three-jaw end cover is expanded, the clamping is simple and firm, and the thin-wall cylinder is prevented from being damaged.
Preferably, the centre assembly comprises a centre, a centre sleeve and a hand wheel, the hand wheel is fixedly connected with the centre, the centre sleeve is rotatably arranged on the processing pool through a bearing, the centre is in threaded connection with the centre sleeve, and a locking screw is arranged between the centre and the centre sleeve. The centre component is simple and reliable in structure, and the centre rod is convenient to clamp.
Preferably, the second motor drives the tool electrode to rotate via a belt drive. The belt transmission is adopted to drive the motor stably and reliably, and the cost is lower.
Preferably, the tool electrode and the thin-walled cylinder have the same diameter, and the tool electrode and the thin-walled cylinder have the same rotation speed. The matched machining of the discharge bulge and the hole to be machined is convenient to control, and the machining precision of electric sparks is improved.
Further, the group hole processing device for the thin-wall cylinder further comprises a base, wherein the X-axis motion mechanism and the Z-axis motion mechanism are arranged on the base, the Z-axis motion mechanism is located on the side of the X-axis motion mechanism, and the X-axis motion mechanism, the Y-axis motion mechanism and the workpiece clamping mechanism are sequentially arranged. The whole machine arrangement of the thin-wall cylinder group hole processing device is realized, and the thin-wall cylinder group hole processing device is convenient to move.
Further, X axle motion includes first lead screw, first nut, first guide rail, first slider and first slip table, first lead screw rotates through first bearing and sets up on the base, first guide rail is fixed to be set up on the base, first lead screw is rotatory by third motor drive, first nut and first slider are all fixed the bottom that sets up at first slip table, first nut and first lead screw cooperation, first slider slides along first guide rail and sets up, Y axle motion sets up on first slip table. The X-axis motion mechanism has simple and reliable structure, stable operation, convenient assembly and control and lower cost.
Further, Y axle motion includes second lead screw, second nut, second guide rail and second slider, the second lead screw passes through the second bearing support and rotates the setting on first slip table, the second guide rail is fixed to be set up on first slip table, the second lead screw is rotatory by fourth motor drive, second nut and second slider are all fixed the bottom that sets up at the processing pond, the second nut cooperates with the second lead screw, the second slider slides along the second guide rail and sets up. The Y-axis motion mechanism has simple and reliable structure, stable operation, convenient assembly and control and lower cost.
Further, Z axle motion includes stand, third lead screw, third nut, third guide rail and third slider, the stand sets firmly and sets up on the base, the third lead screw passes through the third bearing support and rotates the setting on the stand, the fixed setting of third guide rail is on the stand, the third lead screw is rotatory by fifth motor drive, third nut and third slider are all fixed the setting in the side of support, third nut and third lead screw cooperation, the third slider slides along the setting of third guide rail. The Z-axis motion mechanism has simple and reliable structure, stable operation, convenient assembly and control and lower cost.
A method for processing group holes of thin-walled cylinders by using any one of the thin-walled cylinder group hole processing devices comprises the following steps:
s1: sleeving a thin-wall cylinder to be processed on the central rod, connecting the two three-jaw end covers to the central rod in a threaded manner, sleeving the two three-jaw end covers into two ends of the thin-wall cylinder and expanding, clamping and fixing the central rod by using the three-jaw chuck and the tip assembly, pouring spark oil into the processing pool, and submerging the spark oil in the thin-wall cylinder;
s2: moving the thin-wall cylinder to be right below the tool electrode by controlling the X-axis motion mechanism and the Y-axis motion mechanism;
s3: starting the first motor and the second motor, wherein the first motor drives the thin-wall cylinder to rotate, the second motor drives the tool electrode to rotate, and the tool electrode and the thin-wall cylinder have opposite rotation directions and the same rotation speed;
s4: the Z-axis motion mechanism drives the electrode motion mechanism to move close to the thin-wall cylinder along the Z-axis direction until the plurality of discharge protrusions start to discharge and machine group holes to be machined of the thin-wall cylinder;
s5: when the machining electrode and the thin-wall cylinder rotate for each circle, the Z-axis movement mechanism feeds downwards for a set distance until the group of holes are machined in the thin-wall cylinder;
s6: and the Z-axis motion mechanism drives the electrode motion mechanism to move away from the thin-wall cylinder along the Z-axis direction, and then the thin-wall cylinder is taken down from the workpiece clamping mechanism.
Has the advantages that: according to the thin-wall cylinder group hole machining device, the Z-axis movement mechanism drives the electrode movement mechanism to move close to the thin-wall cylinder along the Z-axis direction until the plurality of discharging protrusions start to perform electric discharge machining on the group holes to be machined of the thin-wall cylinder, the Z-axis movement mechanism feeds downwards for a set distance every time the machining electrode and the thin-wall cylinder rotate for one circle until the group holes are machined in the thin-wall cylinder, namely the tool electrode and the discharging protrusions process the group holes of the thin-wall cylinder through electric discharge machining, non-contact machining is adopted, machining efficiency is high, and the problems that workpieces are easily damaged and machining efficiency is low when the group holes of the thin-wall cylinder are machined through traditional machines are solved; meanwhile, the positions and the sizes of the plurality of discharging bulges are designed to be matched with the holes of the thin-wall cylinder group to be processed, so that the holes of any size can be processed at any position clamped on the thin-wall rotating piece at one time only by replacing the tool electrode, the processing time is saved, the clamping error is reduced, and the processing efficiency is improved; the group hole processing device for the thin-wall cylinder has the advantages of simple and reliable structure, convenience in clamping and controlling and lower cost.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
FIG. 1 is a schematic perspective view of a thin-walled cylinder group hole processing apparatus according to the present invention;
FIG. 2 is a schematic perspective view of a thin-walled cylinder of the thin-walled cylinder group hole processing apparatus according to the present invention;
FIG. 3 is a schematic perspective view of a workpiece clamping mechanism of the thin-walled cylinder group hole processing device according to the present invention;
FIG. 4 is a schematic perspective view of a center rod of the thin-walled cylinder group hole processing device according to the present invention;
FIG. 5 is a schematic perspective view of an electrode moving mechanism of the thin-walled cylinder group hole processing device according to the present invention;
FIG. 6 is a schematic view of a partial three-dimensional structure of an electrode movement mechanism of the thin-walled cylinder group hole processing device according to the present invention;
FIG. 7 is a schematic perspective view of a first guide rail of the X-axis moving mechanism of the thin-walled cylinder group hole processing device according to the present invention;
FIG. 8 is a schematic perspective view of a first slide block of the X-axis moving mechanism of the thin-walled cylinder group hole processing device according to the present invention;
FIG. 9 is a schematic perspective view of a second guide rail of the Y-axis moving mechanism of the thin-walled cylinder group hole processing apparatus according to the present invention;
FIG. 10 is a schematic perspective view of a second slide block of the Y-axis moving mechanism of the thin-walled cylinder group hole processing device according to the present invention;
FIG. 11 is a schematic perspective view of a third guide rail of the Z-axis moving mechanism of the thin-walled cylinder group hole processing device according to the present invention;
FIG. 12 is a schematic perspective view of a third slide block of the Z-axis moving mechanism of the thin-walled cylinder group hole processing device according to the present invention;
in the figure: 1. an X-axis movement mechanism 11, a first lead screw, 12, a first nut, 13, a first guide rail, 14, a first slide block, 15, a first sliding table, 16, a first bearing support, 17, a third motor, 2, a Y-axis movement mechanism, 21, a second lead screw, 22, a second nut, 23, a second guide rail, 24, a second slide block, 25, a second bearing support, 26, a fourth motor, 3, a Z-axis movement mechanism, 31, a column, 32, a third lead screw, 33, a third nut, 34, a third guide rail, 35, a third slide block, 36, a third bearing support, 37, a fifth motor, 4, a workpiece clamping mechanism, 41, a processing pool, 42, a center rod, 43, a three-jaw chuck, 44, a tip assembly, 441, a tip, 442, a tip sleeve, 443, a hand wheel, 444, a locking screw, 45, a first motor, 46, a three-jaw end cover, 5, an electrode movement mechanism, 51, a support, 52. the tool electrode 53, the discharge bulge 54, the fourth bearing support 55, the second motor 56, the belt drive 6, the base 7, the foot cup 8 and the thin-wall cylinder.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
As shown in fig. 1 to 12, a group hole processing device for thin-walled cylinders comprises a base 6, an X-axis movement mechanism 1, a Y-axis movement mechanism 2, a Z-axis movement mechanism 3, a workpiece clamping mechanism 4 and an electrode movement mechanism 5; for convenience of description of the present embodiment, in the present embodiment, a spatial coordinate system is established with an X axis, a Y axis, and a Z axis perpendicular to each other, where the Z axis is directed to the vertical direction; the X-axis motion mechanism 1 is used for driving the workpiece clamping mechanism 4 to move along the X-axis direction, the Y-axis motion mechanism 2 is used for driving the workpiece clamping mechanism 4 to move along the Y-axis direction, the Z-axis motion mechanism 3 is used for driving the electrode motion mechanism 5 to move along the Z-axis direction, the foot cups 7 are uniformly arranged around the lower portion of the base 6, the X-axis motion mechanism 1 and the Z-axis motion mechanism 3 are both arranged on the base 6, the Z-axis motion mechanism 3 is located on the side of the X-axis motion mechanism 1, and the X-axis motion mechanism 1, the Y-axis motion mechanism 2 and the workpiece clamping mechanism 4 are sequentially arranged from bottom to top; the workpiece clamping mechanism 4 comprises a processing pool 41 and a center rod 42, wherein a three-jaw chuck 43 and a center component 44 are rotatably arranged on the processing pool 41, the three-jaw chuck 43 and the center component 44 are used for clamping the center rod 42, the three-jaw chuck 43 is driven by a first motor 45 to rotate, two three-jaw end covers 46 are arranged on the center rod 42, the thin-wall cylinder 8 is sleeved on the center rod 42, the two three-jaw end covers 46 are positioned at two ends of the thin-wall cylinder 8, and the three-jaw end covers 46 are tightly expanded in the thin-wall cylinder 8; as shown in fig. 1, 5 and 6, the electrode moving mechanism 5 includes a support 51 and a tool electrode 52, the tool electrode 52 is rotatably disposed on the support 51 through a fourth bearing support 54, the tool electrode 52 is driven by a second motor 55 to rotate, the second motor 55 of this embodiment drives the tool electrode 52 to rotate through a belt transmission 56, the rotation axes of the tool electrode 52 and the thin-walled cylinder 8 are parallel to each other, the rotation directions of the tool electrode 52 and the thin-walled cylinder 8 are opposite, a plurality of spherical discharging protrusions 53 are disposed on the tool electrode 52, and the distribution of the plurality of discharging protrusions 53 is opposite to the positions of the group holes to be processed of the thin-walled cylinder 8.
In order to expand the application range of the workpiece clamping mechanism 4 and facilitate the clamping operation of the workpiece clamping mechanism 4, in this embodiment, as shown in fig. 1, 3 and 4, the three-jaw end cover 46 gradually shrinks toward the thin-walled cylinder 8, the three-jaw end cover 46 is fixedly connected with the central rod 42 through a thread, and the central rod 42 is provided with a shaft shoulder for limiting the three-jaw end cover 46; the centre assembly 44 comprises a centre 441, a centre sleeve 442 and a hand wheel 443, wherein the hand wheel 443 is fixedly connected with the centre 441, the centre sleeve 442 is rotatably arranged on the processing pool 41 through a bearing, the centre 441 is in threaded connection with the centre sleeve 442, and a locking screw 444 is arranged between the centre 441 and the centre sleeve 442.
In order to make the structures of the X-axis movement mechanism 1, the Y-axis movement mechanism 2, and the Z-axis movement mechanism 3 simple and reliable and operate smoothly, in this embodiment, as shown in fig. 1, fig. 7, and fig. 8, the X-axis movement mechanism 1 includes a first lead screw 11, a first nut 12, a first guide rail 13, a first slider 14, and a first sliding table 15, the first lead screw 11 is rotatably disposed on the base 6 through a first bearing support 16, the first guide rail 13 is fixedly disposed on the base 6, the first lead screw 11 is driven to rotate by a third motor 17, the first nut 12 and the first slider 14 are both fixedly disposed at the bottom of the first sliding table 15, the first nut 12 is engaged with the first lead screw 11, the first slider 14 is slidably disposed along the first guide rail 13, and the Y-axis movement mechanism 2 is disposed on the first sliding table 15; as shown in fig. 1, 9 and 10, the Y-axis moving mechanism 2 includes a second lead screw 21, a second nut 22, a second guide rail 23 and a second slider 24, the second lead screw 21 is rotatably disposed on the first sliding table 15 through a second bearing support 25, the second guide rail 23 is fixedly disposed on the first sliding table 15, the second lead screw 21 is driven to rotate by a fourth motor 26, the second nut 22 and the second slider 24 are both fixedly disposed at the bottom of the processing pool 41, the second nut 22 is engaged with the second lead screw 21, and the second slider 24 is slidably disposed along the second guide rail 23; as shown in fig. 1, 11 and 12, the Z-axis moving mechanism 3 includes a column 31, a third lead screw 32, a third nut 33, a third guide rail 34 and a third slider 35, the column 31 is fixedly disposed on the base 6, the third lead screw 32 is rotatably disposed on the column 31 through a third bearing support 36, the third guide rail 34 is fixedly disposed on the column 31, the third lead screw 32 is driven by a fifth motor 37 to rotate, the third nut 33 and the third slider 35 are both fixedly disposed on the lateral side of the bracket 51, the third nut 33 is engaged with the third lead screw 32, and the third slider 35 is slidably disposed along the third guide rail 34.
The first motor 45, the second motor 55, the third motor 17, the fourth motor 26 and the fifth motor 37 of the present embodiment all use servo electrodes.
In order to facilitate the control of the matching machining of the discharge protrusion 53 and the hole to be machined and improve the machining precision of electric sparks, the diameters of the tool electrode 52 and the thin-wall cylinder 8 are equal, and the rotating speeds of the tool electrode 52 and the thin-wall cylinder 8 are equal.
A thin-wall cylinder group hole processing method uses the thin-wall cylinder group hole processing device to process the group holes of the thin-wall cylinder 8, and comprises the following steps:
s1: sleeving a thin-wall cylinder 8 to be processed on the central rod 42, connecting two three-jaw end covers 46 to the central rod 42 in a threaded manner, sleeving the two three-jaw end covers 46 into two ends of the thin-wall cylinder 8 and expanding, clamping and fixing the central rod 42 by using the three-jaw chuck 43 and the tip assembly, pouring spark oil into the processing pool 41, and submerging the spark oil in the thin-wall cylinder 8;
s2: moving the thin-wall cylinder 8 to the position right below the tool electrode 52 by controlling the X-axis motion mechanism 1 and the Y-axis motion mechanism 2;
s3: starting the first motor 45 and the second motor 55, wherein the first motor 45 drives the thin-wall cylinder 8 to rotate, the second motor 55 drives the tool electrode 52 to rotate, and the tool electrode 52 and the thin-wall cylinder 8 rotate in opposite directions and at the same rotation speed;
s4: the Z-axis motion mechanism 3 drives the electrode motion mechanism 5 to move close to the thin-wall cylinder 8 along the Z-axis direction until the plurality of discharge protrusions 53 start to discharge and machine group holes to be machined of the thin-wall cylinder 8;
s5: when the machining electrode and the thin-wall cylinder 8 rotate for each circle, the Z-axis movement mechanism 3 feeds downwards for a set distance until the group of holes are machined in the thin-wall cylinder 8;
s6: the Z-axis motion mechanism 3 drives the electrode motion mechanism 5 to move away from the thin-wall cylinder 8 along the Z-axis direction, and then the thin-wall cylinder 8 is taken down from the workpiece clamping mechanism 4.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be able to cover the technical scope of the present invention and the equivalent alternatives or modifications according to the technical solution and the inventive concept of the present invention within the technical scope of the present invention.
Claims (10)
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| CN202110340393.0A CN113042833B (en) | 2021-03-30 | 2021-03-30 | Thin-wall cylinder group hole machining device and machining method thereof |
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| CN202110340393.0A CN113042833B (en) | 2021-03-30 | 2021-03-30 | Thin-wall cylinder group hole machining device and machining method thereof |
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| CN113042833B true CN113042833B (en) | 2022-02-11 |
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|---|---|---|---|---|
| EP0246332A1 (en) * | 1985-11-14 | 1987-11-25 | Fanuc Ltd. | Wire guide for electric discharge wire cutting |
| EP1138428A1 (en) * | 1999-04-21 | 2001-10-04 | Sodick Co., Ltd. | Tubular electrode holder |
| CN1585683A (en) * | 2001-11-13 | 2005-02-23 | 罗伯特·博施有限公司 | Method and device for the electroerosive material machining of a workpiece |
| JP2006231456A (en) * | 2005-02-24 | 2006-09-07 | Tokyo Metropolis | Material forming method by electric discharge machining |
| CN102489802A (en) * | 2011-12-20 | 2012-06-13 | 哈尔滨工业大学 | Micro stamping die in-situ manufacturing device |
| CN103737131A (en) * | 2014-01-22 | 2014-04-23 | 西安工业大学 | Composite cathode of closed whole component flow channel |
| CN111299726A (en) * | 2020-03-30 | 2020-06-19 | 淮阴工学院 | High Efficiency Electric Discharge Machining Device for Special-shaped Array Holes on the Surface of Rotary Body |
-
2021
- 2021-03-30 CN CN202110340393.0A patent/CN113042833B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0246332A1 (en) * | 1985-11-14 | 1987-11-25 | Fanuc Ltd. | Wire guide for electric discharge wire cutting |
| EP1138428A1 (en) * | 1999-04-21 | 2001-10-04 | Sodick Co., Ltd. | Tubular electrode holder |
| CN1585683A (en) * | 2001-11-13 | 2005-02-23 | 罗伯特·博施有限公司 | Method and device for the electroerosive material machining of a workpiece |
| JP2006231456A (en) * | 2005-02-24 | 2006-09-07 | Tokyo Metropolis | Material forming method by electric discharge machining |
| CN102489802A (en) * | 2011-12-20 | 2012-06-13 | 哈尔滨工业大学 | Micro stamping die in-situ manufacturing device |
| CN103737131A (en) * | 2014-01-22 | 2014-04-23 | 西安工业大学 | Composite cathode of closed whole component flow channel |
| CN111299726A (en) * | 2020-03-30 | 2020-06-19 | 淮阴工学院 | High Efficiency Electric Discharge Machining Device for Special-shaped Array Holes on the Surface of Rotary Body |
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| CN113042833A (en) | 2021-06-29 |
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