CN105537702A - Method for manufacturing electrical discharge machine electrodes - Google Patents

Method for manufacturing electrical discharge machine electrodes Download PDF

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Publication number
CN105537702A
CN105537702A CN201510980795.1A CN201510980795A CN105537702A CN 105537702 A CN105537702 A CN 105537702A CN 201510980795 A CN201510980795 A CN 201510980795A CN 105537702 A CN105537702 A CN 105537702A
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CN
China
Prior art keywords
spark machine
electrodes
woollen
machine electrode
lathe
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
CN201510980795.1A
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Chinese (zh)
Inventor
陶诚
卢海强
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Guangdong Minglida Technology Co Ltd
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Guangdong Minglida Technology Co Ltd
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Publication date
Application filed by Guangdong Minglida Technology Co Ltd filed Critical Guangdong Minglida Technology Co Ltd
Priority to CN201510980795.1A priority Critical patent/CN105537702A/en
Publication of CN105537702A publication Critical patent/CN105537702A/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
    • B23H1/00Electrical 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
    • B23H1/04Electrodes specially adapted therefor or their manufacture

Abstract

The invention discloses a method for manufacturing electrical discharge machine electrodes. The method comprises the following steps: (1) arraying at least two electrical discharge machine electrodes by using computer three-dimensional aided design software, wherein each two adjacent electrical discharge machine electrodes are arranged at intervals, and the total length of all the arrayed electrical discharge machine electrodes is smaller than or equal to the maximum machining stroke of a machine tool in the horizontal direction; and then guiding out machining programs and transmitting to a numerical control device of the machine tool; (2) cutting a blank according to all the arrayed electrical discharge machine electrodes, fixedly clamping the cut blank on a working table of the machine tool, machining the blank by the machine tool according to the machining programs, forming all the electrical discharge machine electrodes until the machine tool runs all the machining programs, and detaching all the formed electrical discharge machine electrodes from the machine tool, wherein a remaining material base is reserved on the bottom of the blank, and the bottoms of all the electrical discharge machine electrodes are integrally connected to the remaining material base; and (3) separating all the machined and formed electrical discharge machine electrodes one by one.

Description

Make the method for spark machine electrode
Technical field
The present invention relates to the field of spark machine electrode fabrication process technology, particularly relate to a kind of method making spark machine electrode.
Background technology
Spark machine electrode is public also referred to as copper, is indispensable in spark machine processing.At present, the method making spark machine electrode be all single one by one carry out processing and fabricating, that is, only have wait spark machine electrode on lathe after completion of processing, just change and process next spark machine electrode.Thus, often process a spark machine electrode, all will carry out the operation disassembled from the workbench of lathe by spark machine electrode; And when processing next spark machine electrode, all to re-start clamping woollen, point in, clamping cutter, cutter pendulum corrects and the preparatory process such as tool setting, when spark machine electrode machining quantity is large, can cause clamping woollen, point in, clamping cutter, cutter pendulum corrects and the preparatory process such as tool setting and dismounting complete the spark machine electrode of processing number of operations increases, operate very loaded down with trivial details, and need the time of at substantial, cause the spark machine electrode machining time long, working (machining) efficiency is very low, production cost remains high, and cannot meet production requirement that is quick, efficient, low cost.
Therefore, be badly in need of a kind ofly to make the method for spark machine electrode to overcome above-mentioned Problems existing.
Summary of the invention
The object of the present invention is to provide a kind of method making spark machine electrode, preparatory process when it can reduce processing multiple spark machine electrode and dismounting complete the number of operations of the spark machine electrode of processing, simplify the operation flow process, greatly reduce overall process time, thus improve working (machining) efficiency, reduce processing cost.
For realizing above-mentioned object, the invention provides a kind of method making spark machine electrode, comprising the following steps:
(1) by Computerized three-dimensional Autocad, at least two spark machine electrodes of required processing and fabricating are carried out row's bar, the setting that adjacent two described spark machine electrode gaps are opened, the total length after all described spark machine electrode row bars is less than or equal to lathe maximum processing stroke in the horizontal direction; Derive procedure again, and be sent in the numerical control device of described lathe;
(2) cut woollen according to the size after all described spark machine electrode row bars, the described woollen clamping held successfully is fixed on the workbench of described lathe, according to described procedure, described woollen is processed by described lathe; Until described procedure covered by described lathe, to mold all described spark machine electrodes, and all described spark machine electrode formed out is disassembled from described lathe; And the bottom of described woollen is reserved with clout base, the bottom of machine-shaping all described spark machine electrode is out connected on described clout base all in one;
(3) by separated one by one for machine-shaping all described spark machine electrode out.
Preferably, in described step (1), before the described procedure of derivation, also comprise:
All described spark machine electrode after row's bar is moved on to the center of the absolute coordinate in described three-dimensional Autocad, the peak in all described spark machine electrode after row's bar is set to zero, and the safe altitude of processing is set.
Preferably, described safe altitude is more than or equal to 28mm and is less than or equal to 35mm.
Preferably, length dimension difference, width dimensions difference and height dimension difference between all described spark machine electrodes are less than or equal to 6mm.
Preferably, length dimension difference, width dimensions difference and height dimension difference between all described spark machine electrodes are less than or equal to 5mm.
Preferably, in described step (2), according to described procedure, body of tool is added to described woollen by described lathe and comprises:
Open roughing: thick cutter left by clamping on the main shaft of described lathe, then in carrying out dividing according to described woollen size, correct the operation of cutter pendulum and tool setting, then, start described lathe, according to the thick program of opening in described procedure, roughing opened to described woollen;
Fine finishining: described in open roughing after, to open thick cutter changing be finishing tool by described, carry out again correcting cutter pendulum and the operation of tool setting, then, start described lathe and split the described woollen after roughing according to the finishing procedures in described procedure and carry out fine finishining.
Preferably, described in open in roughing, after in dividing according to described woollen size, also comprise: open by described the top that described woollen put down by thick cutter gong, and the end face of described woollen after setting gong to put down is as zero.
Preferably, the spacing between adjacent two described spark machine electrodes and the described difference opening the diameter length of thick cutter are more than or equal to 1mm and are less than or equal to 2mm.
Preferably, the spacing between adjacent two described spark machine electrodes and the described difference opening the diameter length of thick cutter equal 1mm.
Preferably, in described step 2, by all described spark machine electrode that forms out from after described lathe disassembles, also comprise: self-inspection is carried out to the outward appearance of all described spark machine electrode formed out, judges whether to machine.
Compared with prior art, at least two spark machine electrodes of required processing and fabricating are carried out row's bar by Computerized three-dimensional Autocad by the present invention, and go out multiple spark machine electrode by lathe machine-shaping simultaneously on same woollen, finally by separated one by one for machine-shaping all described spark machine electrode out, single spark machine electrode can be gone out by processing and fabricating.Thus the clamping woollen that only need carry out when processing single spark machine electrode in a prior art, in point, clamping cutter, the preparatory process such as the correction of cutter pendulum and tool setting and dismounting complete the operation of the spark machine electrode of processing, and without the need to repeating above-mentioned operation to the processing of each spark machine electrode, thus the number of operations that preparatory process and dismounting complete the spark machine electrode of processing can be reduced when processing multiple spark machine electrode, simplify operating process, greatly reduce overall process time, thus improve working (machining) efficiency, reduce processing cost, to better meet quick, efficiently, the production requirement of low cost.
Accompanying drawing explanation
Fig. 1 is the flow chart of the method for making spark machine electrode of the present invention.
Fig. 2 is the perspective view of processing woollen of the present invention.
Fig. 3 for Fig. 2 after procedure covered by lathe mold the perspective view after all spark machine electrodes.
Fig. 4 is the perspective view of Fig. 3 after clout base is cut.
Detailed description of the invention
In order to describe technology contents of the present invention, structural feature in detail, accompanying drawing is coordinated to be described further below in conjunction with embodiment.
Refer to Fig. 1 to Fig. 4, the method 100 of making spark machine electrode of the present invention comprises the following steps: at least two spark machine electrodes 12 of required processing and fabricating are carried out row's bar by Computerized three-dimensional Autocad by (S001), the setting that two adjacent spark machine electrode 12 gaps are opened, the total length after all spark machine electrodes 12 arrange bar is less than or equal to lathe maximum processing stroke in the horizontal direction; Derive procedure again, and be sent in the numerical control device of lathe; (S002) arrange the size after bar according to all spark machine electrodes 12 and cut woollen 10 (as shown in Figure 2), woollen 10 clamping held successfully is fixed on the workbench of lathe, according to procedure, woollen 10 is processed by lathe; Until procedure covered by lathe, to mold all spark machine electrodes 12 (as shown in Figure 3), and all spark machine electrodes 12 formed out are disassembled from lathe; And the bottom of woollen 10 is reserved with clout base 11, the bottom of machine-shaping all spark machine electrodes 12 is out connected on clout base 11 all in one; (S003) by machine-shaping all spark machine electrodes 12 out one by one separated (as shown in Figure 4).Namely, at least two spark machine electrodes 12 of required processing and fabricating are carried out row's bar by Computerized three-dimensional Autocad by the present invention, and go out multiple spark machine electrode 12 by lathe machine-shaping simultaneously on same woollen 10, finally by separated one by one for machine-shaping all spark machine electrodes 12 out, single spark machine electrode 12 can be gone out by processing and fabricating.Thus the clamping woollen 10 that only need carry out when processing single spark machine electrode 12 in a prior art, in point, clamping cutter, the preparatory process such as the correction of cutter pendulum and tool setting and dismounting complete the operation of the spark machine electrode 12 of processing, and without the need to repeating above-mentioned operation to the processing of each spark machine electrode 12, thus the number of operations that preparatory process and dismounting complete the spark machine electrode 12 of processing can be reduced when processing multiple spark machine electrode 12, simplify operating process, greatly reduce overall process time, thus improve working (machining) efficiency, reduce processing cost, to better meet quick, efficiently, the production requirement of low cost.Particularly, as follows:
Wherein, in the present embodiment, in step (S001), before derivation procedure, also comprising: all spark machine electrodes 12 after row's bar are moved on to the center of the absolute coordinate in three-dimensional Autocad, the peak in all spark machine electrodes 12 after row's bar is set to zero, is namely the peak that the initial point of absolute coordinate is arranged in all spark machine electrodes 12 after row's bar, thus set corresponding coordinate parameters and origin position, to facilitate the carrying out of follow-up machine tooling.And the safe altitude of processing is set, to ensure the carrying out of the process safety of lathe, that avoids meeting accident hits cutter accident.Alternatively, safe altitude is more than or equal to 28mm and is less than or equal to 35mm, and further, in the present embodiment, safe altitude is more than or equal to 30mm, but not as limit.
Simultaneously, alternatively, length dimension difference between all spark machine electrodes 12, width dimensions difference and height dimension difference are less than or equal to 6mm, further, in the present embodiment, the length dimension difference between all spark machine electrodes 12, width dimensions difference and height dimension difference are preferably less than or equal to 5mm, to reduce the volume of required excision on woollen 10, not only can reduce process time, and woollen 10 cost can be saved.
Moreover, in the present embodiment, in step (S002), according to procedure, body of tool is added to woollen 10 by lathe and comprise out roughing and fine finishining, wherein, opening rough machined process is: on the main shaft of lathe, thick cutter left by clamping, carry out during foundation woollen 10 size divides again, correct cutter pendulum (when cutter pendulum refers to tool motion, because the cutter that machine tool chief axis or cutter a variety of causes produce runs diameter and cutter normal diameter has deviation) and the operation of tool setting, then, start lathe, according to the thick program of opening in procedure, roughing is opened to woollen 10, wherein, in dividing according to woollen 10 size, correction cutter puts and the operating process of tool setting is all well known for ordinary skill in the art, therefore, do not repeat them here.Moreover, accurately machined process is: after opening roughing, and will open thick cutter changing is finishing tool, then carries out the operation correcting cutter pendulum and tool setting, then, start lathe to split the woollen after roughing 10 according to the finishing procedures in procedure and carry out fine finishining.More specifically, in the present embodiment, opening in roughing, after in dividing according to woollen 10 size, also comprising: by opening the top of the flat woollen 10 of thick cutter gong, and the end face of woollen 10 after setting gong to put down is as zero, to facilitate out the aim at tool operation of thick cutter.
Moreover the spacing between two adjacent spark machine electrodes 12 is more than or equal to 1mm with the difference of the diameter length driving thick cutter and is less than or equal to 2mm.Particularly, in the present embodiment, the spacing between two adjacent spark machine electrodes 12 equals 1mm with the difference of the diameter length driving thick cutter, with reserved enough allowance, makes the layout processing of spark machine electrode 12 more reasonable.
Comparatively the superior, in the present embodiment, in step (S002), by all spark machine electrodes 12 of forming out from after lathe disassembles, also comprise: self-inspection is carried out to the outward appearance of all spark machine electrodes 12 formed out, judge whether to machine, with ensure all spark machine electrodes 12 of forming out of processing meet processing request, ensure crudy.
Alternatively, in the present embodiment, by separated one by one for machine-shaping all spark machine electrodes 12 out, between machine-shaping two adjacent spark machine electrodes 12 out, specifically cut that clout base 11 realizes.
It should be noted that, in the present embodiment, be torn spark machine electrode 12 open by Computerized three-dimensional row's bar that Autocad carries out, and the specific operation process of tearing spark machine electrode 12 open is also well known for ordinary skill in the art, therefore, do not repeat them here.
Alternatively, in the present embodiment, by Computerized three-dimensional Autocad to carry out arranging spark machine electrode 12 quantity of bar be four, that is, same woollen 10 can process simultaneously and mold four spark machine electrodes 12, but not as limit, in other embodiments, can select flexibly according to the process requirements of reality, therefore, do not repeat them here.
It should be noted that, in the present embodiment, the Computerized three-dimensional Autocad in step (S001) is Pro/Engineer Three-dimensional Design Software or UG (UnigraphicsNX) Three-dimensional Design Software, but not as limit.
Compared with prior art, at least two spark machine electrodes 12 of required processing and fabricating are carried out row's bar by Computerized three-dimensional Autocad by the present invention, and go out multiple spark machine electrode 12 by lathe machine-shaping simultaneously on same woollen 10, finally by separated one by one for machine-shaping all spark machine electrodes 12 out, single spark machine electrode 12 can be gone out by processing and fabricating.Thus the clamping woollen 10 that only need carry out when processing single spark machine electrode 12 in a prior art, in point, clamping cutter, the preparatory process such as the correction of cutter pendulum and tool setting and dismounting complete the operation of the spark machine electrode 12 of processing, and without the need to repeating above-mentioned operation to the processing of each spark machine electrode 12, thus the number of operations that preparatory process and dismounting complete the spark machine electrode 12 of processing can be reduced when processing multiple spark machine electrode 12, simplify operating process, greatly reduce overall process time, thus improve working (machining) efficiency, reduce processing cost, to better meet quick, efficiently, the production requirement of low cost.
Above disclosedly be only preferred embodiment of the present invention, certainly can not limit the interest field of the present invention with this, therefore according to the equivalent variations that the claims in the present invention are done, still belong to the scope that the present invention is contained.

Claims (10)

1. make a method for spark machine electrode, it is characterized in that, comprise the following steps:
(1) by Computerized three-dimensional Autocad, at least two spark machine electrodes of required processing and fabricating are carried out row's bar, the setting that adjacent two described spark machine electrode gaps are opened, the total length after all described spark machine electrode row bars is less than or equal to lathe maximum processing stroke in the horizontal direction; Derive procedure again, and be sent in the numerical control device of described lathe;
(2) cut woollen according to the size after all described spark machine electrode row bars, the described woollen clamping held successfully is fixed on the workbench of described lathe, according to described procedure, described woollen is processed by described lathe; Until described procedure covered by described lathe, to mold all described spark machine electrodes, and all described spark machine electrode formed out is disassembled from described lathe; And the bottom of described woollen is reserved with clout base, the bottom of machine-shaping all described spark machine electrode is out connected on described clout base all in one;
(3) by separated one by one for machine-shaping all described spark machine electrode out.
2. make the method for spark machine electrode as claimed in claim 1, it is characterized in that, in described step (1), before the described procedure of derivation, also comprise:
All described spark machine electrode after row's bar is moved on to the center of the absolute coordinate in described three-dimensional Autocad, the peak in all described spark machine electrode after row's bar is set to zero, and the safe altitude of processing is set.
3. make the method for spark machine electrode as claimed in claim 2, it is characterized in that, described safe altitude is more than or equal to 28mm and is less than or equal to 35mm.
4. make the method for spark machine electrode as claimed in claim 1, it is characterized in that, length dimension difference, width dimensions difference and height dimension difference between all described spark machine electrodes are less than or equal to 6mm.
5. make the method for spark machine electrode as claimed in claim 1, it is characterized in that, length dimension difference, width dimensions difference and height dimension difference between all described spark machine electrodes are less than or equal to 5mm.
6. make the method for spark machine electrode as claimed in claim 1, it is characterized in that, in described step (2), according to described procedure, body of tool is added to described woollen by described lathe and comprise:
Open roughing: thick cutter left by clamping on the main shaft of described lathe, then in carrying out dividing according to described woollen size, correct the operation of cutter pendulum and tool setting, then, start described lathe, according to the thick program of opening in described procedure, roughing opened to described woollen;
Fine finishining: described in open roughing after, to open thick cutter changing be finishing tool by described, carry out again correcting cutter pendulum and the operation of tool setting, then, start described lathe and split the described woollen after roughing according to the finishing procedures in described procedure and carry out fine finishining.
7. make the method for spark machine electrode as claimed in claim 6, it is characterized in that, described in open in roughing, after in dividing according to described woollen size, also comprise: open by described the top that described woollen put down by thick cutter gong, and the end face of described woollen after setting gong to put down is as zero.
8. make the method for spark machine electrode as claimed in claim 6, it is characterized in that, the spacing between adjacent two described spark machine electrodes and the described difference opening the diameter length of thick cutter are more than or equal to 1mm and are less than or equal to 2mm.
9. make the method for spark machine electrode as claimed in claim 6, it is characterized in that, the spacing between adjacent two described spark machine electrodes and the described difference opening the diameter length of thick cutter equal 1mm.
10. make the method for spark machine electrode as claimed in claim 1, it is characterized in that, in described step 2, by all described spark machine electrode that forms out from after described lathe disassembles, also comprise:
Self-inspection is carried out to the outward appearance of all described spark machine electrode formed out, judges whether to machine.
CN201510980795.1A 2015-12-22 2015-12-22 Method for manufacturing electrical discharge machine electrodes Pending CN105537702A (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113828870A (en) * 2021-09-24 2021-12-24 创新超硬模具(深圳)有限公司 Clamp for machining conjoined electrode and using method thereof
CN113909598A (en) * 2021-10-19 2022-01-11 惠州市盈旺精密技术有限公司 CNC machining method of tool electrode and tool electrode

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101564775A (en) * 2009-05-13 2009-10-28 宝利根(成都)精密模塑有限公司 Method for processing moulds with precise and tiny characteristics by using high speed mills
CN101885134A (en) * 2010-01-28 2010-11-17 潘建新 Numerical control machining method for thin-wall copper electrode
CN103372759A (en) * 2012-04-27 2013-10-30 亿和塑胶电子制品(深圳)有限公司 Insert integration type processing process
CN104942548A (en) * 2015-07-01 2015-09-30 浙江畅尔智能装备股份有限公司 Automatic production technology and production line for tile covers
CN204867691U (en) * 2015-07-24 2015-12-16 广东铭利达科技有限公司 Tool electrode subassembly for spark -erosion machining

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101564775A (en) * 2009-05-13 2009-10-28 宝利根(成都)精密模塑有限公司 Method for processing moulds with precise and tiny characteristics by using high speed mills
CN101885134A (en) * 2010-01-28 2010-11-17 潘建新 Numerical control machining method for thin-wall copper electrode
CN103372759A (en) * 2012-04-27 2013-10-30 亿和塑胶电子制品(深圳)有限公司 Insert integration type processing process
CN104942548A (en) * 2015-07-01 2015-09-30 浙江畅尔智能装备股份有限公司 Automatic production technology and production line for tile covers
CN204867691U (en) * 2015-07-24 2015-12-16 广东铭利达科技有限公司 Tool electrode subassembly for spark -erosion machining

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113828870A (en) * 2021-09-24 2021-12-24 创新超硬模具(深圳)有限公司 Clamp for machining conjoined electrode and using method thereof
CN113909598A (en) * 2021-10-19 2022-01-11 惠州市盈旺精密技术有限公司 CNC machining method of tool electrode and tool electrode

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Application publication date: 20160504