CN105618875B - A kind of device that the accurate reaming of pulse electrochemical is carried out to elongated bore - Google Patents
A kind of device that the accurate reaming of pulse electrochemical is carried out to elongated bore Download PDFInfo
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- CN105618875B CN105618875B CN201410582539.2A CN201410582539A CN105618875B CN 105618875 B CN105618875 B CN 105618875B CN 201410582539 A CN201410582539 A CN 201410582539A CN 105618875 B CN105618875 B CN 105618875B
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- 238000003825 pressing Methods 0.000 claims abstract description 23
- 238000007789 sealing Methods 0.000 claims abstract description 19
- 230000002787 reinforcement Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 11
- 238000003754 machining Methods 0.000 description 8
- 238000010586 diagram Methods 0.000 description 3
- 230000005611 electricity Effects 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910001069 Ti alloy Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 238000001311 chemical methods and process Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005518 electrochemistry Effects 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000004579 marble Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
Abstract
The invention belongs to special process field, it is related to a kind of device that the accurate reaming of pulse electrochemical is carried out to elongated bore.The apparatus structure is as follows：Electrode support frame is symmetrically fixed on the two ends of stationary work-table, and line slideway is symmetrically arranged on stationary work-table, between two electrode support framves；Mobile work platform is installed on line slideway, and linear electric motors are installed between stationary work-table and mobile work platform, and between two line slideways；Support plate is uniformly fixed in mobile work platform side by side, and support plate side horizontal installs two bearing wheels；It is provided with support plate on pressing plate, a pressing plate side and rubber tire is installed, bearing wheel is installed in the side of remaining pressing plate, and rubber tire couples with stepper motor, two dynamic sealing devices is just erected on plate to being installed on electrode support.Electrode passes through inner hole of workpiece, across two electrode support framves, and is tensed by screw thread.The present invention is simple and compact for structure, it is possible to achieve thin and long shafts part economy, steady, accurate processing request.
Description
Technical field
The invention belongs to special process field, it is related to a kind of dress that the accurate reaming of pulse electrochemical is carried out to elongated bore
Put.
Background technology
Elongated hole is widely used in fields such as Aero-Space.The processing to elongated hole mainly uses depth drill etc. at present
Machining process, but the elongated hole of the difficult-to-machine material such as stainless steel, titanium alloy is difficult to be machined into realizing, particularly rank
Terraced hole is even more to be difficult to.Conventional machining method is easily crooked in processing elongated hole presence processing axis, knife bar poor rigidity, knife
Has weak heat-dissipating, easily abrasion, the problems such as chip removal is difficult.Method for electrochemical machining does not produce mechanical force, process tool be unlikely to deform and
Abrasion, can process hard brittle material, and machining accuracy is high, and surface quality is good.If therefore electrochemical process is widely used in elongated
In hole machined, it is expected to solve the relevant issues of elongated hole machining.
In engineer applied, many axial workpieces need shoulder hole and reducing hole.Particularly, for elongated hole structure, by
Accessibility is processed in it and rigidity is poor, and general machining process is difficult to complete processing request.Therefore for shoulder hole, become
Footpath hole, the structure such as irregular endoporus can be realized by method for electrochemical machining.But lack a kind of simple, economical, accurate at present
Method for electrochemical machining realize the processing in the specific position hole such as reaming in the middle part of elongated hole.
The content of the invention
The purpose of the present invention is the deficiency for making up the processing in specific position hole such as reaming in the middle part of elongated hole, and invention one kind is to thin
Long endoporus carries out the device of the accurate reaming of pulse electrochemical, it is necessary to which the axial workpiece of processing is fixed on electrode by dynamic sealing device
On bearing support, stepper motor drives shaft piece rotating, and electrode is through workpiece and tenses, and during processing, electrode is motionless, workpiece rotation
And moved horizontally under the driving of mobile platform, realize the processing request of thin and long shafts part reaming.
The present invention adopts the technical scheme that a kind of device that the accurate reaming of pulse electrochemical is carried out to elongated bore, the dress
Putting mainly includes dynamic sealing device 1, pressing plate 2, stepper motor 4, rubber tire 5, electrode support frame 6, stationary work-table 7, line slideway
8th, mobile work platform 9, linear electric motors 10, support plate 11, bearing wheel 12 and electrode 13；Stationary work-table 7 is installed on table top, electricity
The structure triangular in shape of pole bearing support 6, is made up of triangle riser and bottom plate, has reinforcement between triangle riser and bottom plate；Two
Electrode support frame 6 is symmetrically fixed on the two ends of stationary work-table 7, and two line slideways 8 are symmetrically arranged on stationary work-table 7, place
Between two electrode support framves 6；Mobile work platform 9 is installed on two line slideways 8, and linear electric motors 10 are installed on stationary work-table
Between 7 and mobile work platform 9, and between two line slideways 8；No less than 3 support plates 11 are uniformly fixed on movement side by side
On workbench 9, depending on the length and rigidity of the quantity of support plate 11 according to processed axial workpiece, each side of support plate 11
It is horizontally mounted two bearing wheels 12, horizontal support workpiece；It is provided with support plate 11 on pressing plate 2, the side of one of pressing plate 2
Rubber tire 5 is installed, the bearing wheel 12 on bearing wheel 12 and pressing plate 2 on bearing wheel 12, support plate 11 is installed in the side of remaining pressing plate 2
The triangle structure of rubber tire 5 on bearing wheel 12 and pressing plate 2 in triangle structure, and support plate 11, the triangle
Shape structure is used to clamp workpiece 3, and rubber tire 5 couples with stepper motor 4, and the driving rubber tire 5 of stepper motor 4, rubber tire 5 drives workpiece 3 to make
Rotate in a circumferential direction, under the driving of mobile work platform 9, workpiece 3 can be realized and moved horizontally, two dynamic sealing devices 1 are just to installing
In on the riser of electrode support frame 6, sealed while workpiece is moved.Electrode 13 passes through inner hole of workpiece, across two electricity
Pole bearing support 6, and tensed by screw thread.In processing, electrode 13 is motionless, and workpiece 3, which rotates and moved horizontally, realizes elongated hole
Reaming is processed, and high frequency pulse power supply is used during processing.
Supported and clamped by bearing wheel the beneficial effects of the invention are as follows workpiece, it is possible to achieve thin and long shafts part steadily revolves
Turn, electrode is tightened up fixation during processing, workpiece can realize rotation and level simultaneously in the presence of guide wheel and mobile work platform
Mobile, workpiece two ends are sealed by dynamic sealing, it is ensured that workpiece ensures sealing, this processing while rotating and moving horizontally
Form can realize thin and long shafts part economy, stable, accurate processing.
Brief description of the drawings
Fig. 1 is the overall installation diagram of the present invention.
Fig. 2 is the sectional view of dynamic sealing part of the present invention.
Fig. 3 is the schematic diagram of bearing wheel triangular structure of the present invention.
Fig. 4 is bearing wheel of the present invention, the schematic diagram of rubber tire triangular structure.
In figure：1 dynamic sealing device；2 pressing plates；3 workpiece；4 stepper motors；5 rubber tires；6 electrode support framves；
7 stationary work-tables；8 line slideways；9 mobile work platforms；10 linear electric motors；11 support plates；
12 bearing wheels；13 electrodes.
Embodiment
The present invention is described in further detail with most preferred embodiment below in conjunction with the accompanying drawings.The present embodiment is that electrode is drawn
Fasten, thin and long shafts workpiece two ends are sealed by dynamic sealing device, and middle part is glue wheel-supported, and are rotated and moved horizontally,
Realize that reaming is processed.
As shown in figures 1-4, the accurate Counterboring apparatus of electrochemistry include dynamic sealing device 1, pressing plate 2, stepper motor 4, rubber tire 5,
Electrode support frame 6, stationary work-table 7, line slideway 8, mobile work platform 9, linear electric motors 10, support plate 11, bearing wheel 12, electricity
Pole 13；Stationary work-table 7 is installed on marble countertop, and electrode support frame 6 is made up of a triangle riser and bottom plate, riser
With bottom plate by welding connection in 90 °, and two reinforcements are symmetrical arranged between, electrode holder 6 is by screw just to solid
Due on the table top of stationary work-table 7, line slideway 8 is symmetrically arranged on the table top of stationary work-table 7, and is symmetrically in two electrodes
Between support frame 6, mobile work platform 9 is installed on two symmetrical uniform line slideways 8, and linear electric motors 10 are installed on regular worker
Make between platform 7 and mobile work platform 9, and in the middle of two line slideways 8, three support plates 11 are uniformly fixed side by side by screw
In in mobile work platform 9, two bearing wheels 12 are horizontally mounted on each side of support plate 11, supporting is played and is oriented to workpiece 3 and revolve
The effect turned, three pressing plates 2 coordinate with three support plates 11 respectively to be installed, and a bearing wheel 12 is respectively mounted on two pressing plates 2,
Bearing wheel 12 and support plate 11 on bearing wheel 12 and pressing plate 2 on one rubber tire 5, support plate 11 is installed on intermediate press plate 2
On bearing wheel 12 and pressing plate 2 on the triangle structure of rubber tire 5 clamp workpiece 3, rubber tire 5 couples with a stepper motor 4,
Stepper motor 4 drives rubber tire 5, and rubber tire 5 drives workpiece 3 to rotate in a circumferential direction, and under the driving of mobile work platform 9, workpiece 3 can be real
Now move horizontally, two dynamic sealing devices 1 move in workpiece just to being installed on the riser of electrode support frame 6 and play sealing work simultaneously
With.Electrode 13 passes through inner hole of workpiece, across two electrode support framves 6, and is tensed by screw thread.In processing, electrode 13 is motionless,
Workpiece 3 rotates and moved horizontally the reaming processing for realizing elongated hole, and high frequency pulse power supply is used during processing.
During clamping, workpiece 3 is fixedly installed between two electrode support framves 6 by dynamic sealing device 1, on support plate 11
Two bearing wheels 12 support workpiece 3, and pressing plate 2 is installed on support plate 11 by screw, and the bearing wheel 12 on two pressing plates 2 is pressed
The triangle structure of three bearing wheels 12 on firmly workpiece 3, support plate 11 and pressing plate 2 clamps workpiece 3, makes thin and long shafts part
Ensure steady in process, as shown in figure 3, installing a rubber tire 5 on the pressing plate 2 in centre position, rubber tire 5 couples a step
Stepper motor 4, under the driving of stepper motor 4, rubber tire 5 rotates and drives workpiece 3 to rotate in a circumferential direction, as shown in figure 4, in mobile work
Under the driving for making platform 9, workpiece 3 can realize and move horizontally that dynamic sealing device 1 can ensure workpiece 3 in rotation and level simultaneously
Sealing in moving process, does not allow electrolyte to overflow, and electrode 13, which passes through the endoporus of workpiece 3 and is tightened up, is fixed on two electrode branch
Between bolster 6.
In processing, electrode 13 is motionless, and workpiece 3 rotates and moved horizontally the reaming processing for realizing thin and long shafts part, plus
Man-hour uses high frequency pulse power supply, it is ensured that the precision of electrical-chemistry method.Before production and processing, according to theoretical calculation and engineer testing,
Determine workpiece rotation, move horizontally and machined parameters optimum combination.
A kind of device that the accurate reaming of pulse electrochemical is carried out to elongated bore of the present invention, it is simple in construction, it is compact.
During processing, workpiece passes through a series of bearing wheels and glue wheel-supported clamping, it is possible to achieve thin and long shafts part rotates smoothly movement, plus
Man-hour electrode is tightened up fixation, it is ensured that the form accuracy of electrode, workpiece can in the presence of bearing wheel, rubber tire and mobile work platform
Rotate and move horizontally to realize simultaneously, workpiece two ends are sealed by dynamic sealing device, it is ensured that workpiece is rotating and moved horizontally
When sealing, this form processing can realize thin and long shafts part economy, stable, accurate processing.
Claims (1)
1. a kind of device that the accurate reaming of pulse electrochemical is carried out to elongated bore, it is characterised in that the device mainly includes dynamic
Sealing device, pressing plate, stepper motor, rubber tire, electrode support frame, stationary work-table, line slideway, mobile work platform, straight-line electric
Machine, support plate, bearing wheel and electrode；Stationary work-table is installed on table top, electrode support frame structure triangular in shape, by triangle
Riser and bottom plate are constituted, and have reinforcement between triangle riser and bottom plate；Two electrode support framves are symmetrically fixed on stationary work-table
Two ends, two line slideways are symmetrically arranged on stationary work-table, between two electrode support framves；Mobile work platform is installed on
On two line slideways, linear electric motors are installed between stationary work-table and mobile work platform, and between two line slideways；No
Less than 3 support plates are uniformly fixed in mobile work platform side by side, and the quantity of support plate is according to the length of processed axial workpiece
And depending on rigidity, each support plate side horizontal installs two bearing wheels, horizontal support workpiece；Pressure is installed on support plate
Rubber tire is installed on plate, the side of one of pressing plate, bearing wheel and pressure on bearing wheel, support plate are installed in the side of remaining pressing plate
The triangle structure of rubber tire in the triangle structure of bearing wheel on plate, and bearing wheel and pressing plate on support plate,
The triangular structure is used to clamp workpiece, and rubber tire couples with stepper motor, driving stepper motor rubber tire, and rubber tire drives workpiece to make week
To rotation, under the driving of mobile work platform, workpiece realizes and moved horizontally that two dynamic sealing devices are just to being installed on electrode support
Erect on plate, sealed while workpiece is moved；Electrode passes through inner hole of workpiece, across two electrode support framves, and leads to
Cross screw thread tension.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410582539.2A CN105618875B (en) | 2014-10-27 | 2014-10-27 | A kind of device that the accurate reaming of pulse electrochemical is carried out to elongated bore |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410582539.2A CN105618875B (en) | 2014-10-27 | 2014-10-27 | A kind of device that the accurate reaming of pulse electrochemical is carried out to elongated bore |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105618875A CN105618875A (en) | 2016-06-01 |
| CN105618875B true CN105618875B (en) | 2017-08-01 |
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| CN201410582539.2A Active CN105618875B (en) | 2014-10-27 | 2014-10-27 | A kind of device that the accurate reaming of pulse electrochemical is carried out to elongated bore |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109070253B (en) * | 2015-10-23 | 2021-02-12 | 康明斯公司 | Electrical discharge machining method for producing variable injection orifice geometry |
| CN108326383B (en) * | 2018-01-31 | 2019-11-29 | 西安工业大学 | Small-bore deep and long hole electrolytic machining device |
| CN108890056B (en) * | 2018-06-21 | 2020-06-26 | 西安理工大学 | Device and method for deep hole machining of hard and brittle material based on pulse spark discharge |
| CN113305380B (en) * | 2021-05-26 | 2022-03-04 | 中国航空制造技术研究院 | Horizontal electrolytic machining device for ultra-long deep hole |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5225646A (en) * | 1991-09-24 | 1993-07-06 | Chiang Chin Fong | Insulating device for an electric discharge machine |
| US5281788A (en) * | 1991-12-17 | 1994-01-25 | Sodick Co., Ltd. | Electroerosion boring apparatus |
| CN2161403Y (en) * | 1993-05-14 | 1994-04-13 | 杨明春 | Electrolytic machining deep hole driller with drill rod |
| CN202137479U (en) * | 2011-06-03 | 2012-02-08 | 马小林 | Mobile type electric spark discharge machine |
| CN202780138U (en) * | 2012-09-06 | 2013-03-13 | 胡鹏 | Quick aligning device for installing electrodes on spark machine |
-
2014
- 2014-10-27 CN CN201410582539.2A patent/CN105618875B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5225646A (en) * | 1991-09-24 | 1993-07-06 | Chiang Chin Fong | Insulating device for an electric discharge machine |
| US5281788A (en) * | 1991-12-17 | 1994-01-25 | Sodick Co., Ltd. | Electroerosion boring apparatus |
| CN2161403Y (en) * | 1993-05-14 | 1994-04-13 | 杨明春 | Electrolytic machining deep hole driller with drill rod |
| CN202137479U (en) * | 2011-06-03 | 2012-02-08 | 马小林 | Mobile type electric spark discharge machine |
| CN202780138U (en) * | 2012-09-06 | 2013-03-13 | 胡鹏 | Quick aligning device for installing electrodes on spark machine |
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| CN105618875A (en) | 2016-06-01 |
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