CN108500409B - Fliud flushing accelerating toolholder in a kind of standard for arc discharge Milling Process - Google Patents

Fliud flushing accelerating toolholder in a kind of standard for arc discharge Milling Process Download PDF

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Publication number
CN108500409B
CN108500409B CN201810564235.1A CN201810564235A CN108500409B CN 108500409 B CN108500409 B CN 108500409B CN 201810564235 A CN201810564235 A CN 201810564235A CN 108500409 B CN108500409 B CN 108500409B
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China
Prior art keywords
fliud flushing
component
standard
hollow
axis
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CN108500409A (en
Inventor
徐辉
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Shenzhen Hangtian Kechuang Industrial Co Ltd
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Shenzhen Hangtian Kechuang Industrial Co Ltd
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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
    • B23H5/00Combined machining
    • B23H5/04Electrical discharge machining combined with mechanical working
    • 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
    • B23H5/00Combined machining
    • B23H5/14Supply or regeneration of working media

Abstract

The present invention relates to fliud flushing accelerating toolholder in a kind of standard for arc discharge Milling Process, which successively includes main shaft connection component, speedup component, is inserted in the interior fliud flushing component connecting in speedup component and with main shaft connection component and is located in the lower end of the hollow fliud flushing axis and the terminal clamp component with the inner cavity connection of the hollow fliud flushing axis from top to bottom;Interior fliud flushing component includes being connected to speedup component lower end and the interior fliud flushing block for being equipped with the inner cavity that one moves for high-speed punching liquid stream, the hollow fliud flushing axis that connect across fliud flushing block and with spindle assemblies;Terminal clamp component is connected to the lower end of hollow fliud flushing axis, the inner cavity connection of the inner cavity of fliud flushing block and the inner cavity of fliud flushing pipe and hollow fliud flushing axis.The present invention designs this interior fliud flushing accelerating toolholder, has many advantages, such as that fast compact-sized, stable drive, rotation speedup, noiseless and interior fliud flushing flow are big, is easy to be generalized to the technical field of arc discharge processing, high-rate wireless LAN and the two Compound Machining.

Description

Fliud flushing accelerating toolholder in a kind of standard for arc discharge Milling Process
Technical field
The present invention relates to a kind of main shaft knife handles, and in particular to be to be rushed in a kind of standard for arc discharge milling Liquid accelerating toolholder belongs to arc discharge, high-speed milling and the compound processing technique field of the two.
Background technique
Arc discharge Milling Process is using the arc-plasma of high-energy density as energy field, by the relative mechanical of interpolar Control core of the energy coupling field of movement and high speed operation liquid as energy field, achieves effective control drilling for arc-plasma Change process generates arc-plasma in workpiece surface tangential mobile until being cut off;The cutting of electric arc can be made in material heat With area generate explosion, detonation can make most melted material be rapidly pulled out away from out workpiece surface formed ablation particle and It is discharged machining area, realizes the purpose that difficult-to-machine material efficiently removes.Arc discharge Milling Process new technology is from process principle It is all different from electrical discharge machining and high-rate wireless LAN technology completely to processing method, especially suitable for lot of materials removal Slightly/semifinishing stage cooperates the technologies such as high-speed milling to complete subsequent finishing passes later.
Arc discharge Milling Process and high-rate wireless LAN are two kinds of completely different processing methods.In order to realize that two kinds add Work technique merges on a Multi-axis simultaneous machining numerically-controlled machine tool, is not changing original NC milling machine tool structure as far as possible On the basis of, need to design fliud flushing accelerating toolholder in a kind of standard.On the processing center machine tool with tool magazine function, Jin Jintong It crosses cutter-exchange mechanism to be converted with regard to achievable from high-rate wireless LAN lathe to the cooked mode of arc discharge milling machine tool, finally Realized on a numerical control machining center arc discharge milling it is thick/integral processing of semifinishing and high-speed milling finishing Scheme, to improve the processing efficiency of components.
The retrieval of the prior art is found, one kind disclosed in Chinese patent literature CN 103586551 is for high speed electricity The side milling electrode clamping device of arc discharge processing relates to a kind of with clamping and rotation side milling electrode and orient fliud flushing function Clamping device.This method is to realize stable highly-efficient processing by rotating side milling electrode based on high speed arc spraying discharge process, Simultaneously by orientation fliud flushing function control fliud flushing direction, achievees the effect that improve processing peak point current, promotes material removing rate.So And the entire side milling electrode clamping device being related in above-mentioned technology is more complicated, is not formed and milling machine tool standard The rapid abutting joint of main shaft causes process tool or electrode to be unable to quick-replaceable, can not realize electric arc on a numerically-controlled machine tool The Compound Machining mode of discharging milling and high-rate wireless LAN.
The retrieval of the prior art also found, in high-rate wireless LAN, can be improved using conventional master spindle accelerating toolholder Main shaft rotary speed, to reduce the workpiece surface roughness of Milling Process.However, arc discharge milling and high-speed milling are adding Entirely different, knife needed for the accelerating toolholder of existing type can not achieve arc discharge milling in terms of work principle and process Handle speedup and interior fliud flushing function.
Summary of the invention
The present invention is in view of the deficienciess of the prior art, design and Implement a kind of standard for arc discharge Milling Process Fliud flushing accelerating toolholder in series.The premiere feature of fliud flushing accelerating toolholder is to utilize electrode in newly-designed electric arc Milling Process standard High speed rotation realize mechanical movement control arc discharge process, to guarantee steady and sustained arc discharge ablation material. The other critical function of fliud flushing accelerating toolholder is to promote the Water-based working liquid for electrical high speed of big flow to flow into arc discharge in standard Interpolar working region, realize high-velocity fluid flow field control arc discharge process and homogenization electrode end surface loss.Therefore, Based on the realization of above-mentioned two function, the structure of novel interior fliud flushing accelerating toolholder is totally different from the main shaft speedup knife of high-speed milling Handle.
The discharge electrode of accelerating toolholder clamping relative to workpiece surface there is the relative mechanical of high speed to move, and realize mechanical dynamic Power current interruption mechanism;By the high speed rotation of electrode, loss when processing electrode end surface is more uniform, reduces the opposite damage of electrode Consumption rate guarantees the stability of electric arc Milling Processes;By the interior fliud flushing mechanism of knife handle, it can be achieved that workpieces processing surface it is fast Quickly cooling but, realizes the mechanism of fluid control arc discharge processing, and the galvanic corrosion product that interpolar generates quickly is discharged, makes process more Increase effect;By the speedup component of knife handle, the revolving speed of electrode can be further increased in the case where not increasing spindle power, finally Effectively improve the efficiency of arc discharge Milling Process.
To achieve the above object, the technical scheme is that
Fliud flushing accelerating toolholder device in a kind of standard for arc discharge Milling Process, which can quick-clamping In standard main shaft lower end, which successively includes main shaft connection component, speedup component, interior fliud flushing component in the same direction And terminal clamp component;The top and bottom of the main shaft connection component respectively with the standard main shaft and the speedup component Connection;The speedup assembly set is set to the lower end of the main shaft connection component;The interior fliud flushing component is from bottom to top inserted in institute The part that in speedup component and the interior fliud flushing component extends is stated to connect with the main shaft connection component;The interior fliud flushing group Part include be connected to speedup component lower end and it is interior be equipped with one for high-speed punching liquid stream move inner cavity fliud flushing block, pass through the punching Liquid block and the hollow fliud flushing axis being connect with the spindle assemblies;The lower end of the hollow fliud flushing axis connects the terminal clamp group Part;The terminal clamp component is located in the lower end of the hollow fliud flushing axis and the inner cavity connection with the hollow fliud flushing axis.
Main shaft connection component presses canonical form by using standard series taper shank form general in the world, each size of components Formula design, has the characteristics that interchangeability and versatility, so that the interior fliud flushing accelerating toolholder of design is suitable for most of lathes, becomes The universal component of lathe.
Specifically, the main shaft connection component includes standard cone, the upper end for being plugged in the standard cone and can be fast Quick-mounting is sandwiched in the blind rivet of standard main shaft lower end.
Specifically, the periphery of fliud flushing block upper surface offers blind for that can plug the fliud flushing pipe that high speed fliud flushing imports Hole, the end face of the fliud flushing block open up the through hole for passing through for the hollow fliud flushing axis;The inner cavity of the fliud flushing block and institute The inner cavity of fliud flushing pipe and the inner cavity connection of the hollow fliud flushing axis are stated, the both ends of the surface of the fliud flushing block are separately provided for rotating And/or the counterbore of sealing.
Specifically, the inner cavity of the fliud flushing block include the cavity that middle part is set, with the cavity connection and radially extend Inlet opening;The inlet opening and the blind hole connection.
Specifically, the location hole for intersecting setting with the blind hole is offered on the outer peripheral surface of the fliud flushing block.
Specifically, there are two the inlet opening settings, and the axis of two inlet openings is arranged in parallel.
Specifically, the fliud flushing pipe protrudes into the setting closed at one end in the blind hole, the close closed end of the fliud flushing pipe Partially radially offer a delivery hole, the delivery hole and the inlet opening connection, the other end of the fliud flushing pipe are arranged with One can be fixedly connected on the fliud flushing pipe fixed block on the speedup component.
Specifically, the hollow fliud flushing axis is axially disposed has one to go out liquid blind hole, diameter near the bottom of liquid blind hole out Portal to offering with the radial direction of its connection, the inner cavity connection that the radial direction is portalled with the fliud flushing block.
Specifically, there are four the radial direction portals setting, four radial directions, which are portalled, to be distributed along axial in " ten " font.
Specifically, the speedup component includes gear-box, is set in the gear-box and is sheathed on the standard cone The planet carrier of end and setting on the planet carrier and sun gear that the hollow fliud flushing axis can be driven to rotate.
With prior art ratio, the beneficial effects of the present invention are novel interior fliud flushing accelerating toolholders that the present invention designs, should Knife handle has many advantages, such as that fast small in size, compact-sized, stable drive, rotation speedup, noiseless and interior fliud flushing flow are big.With one kind General NC milling machining tool is converted into arc discharge milling machine tool by simple handle device, so that workpiece passes through one Secondary clamping just can complete the entire process flow that arc discharge milling roughing is finished to high-speed milling, promote hard-cutting material Processing efficiency, expand the scope of application of efficient arc discharge Milling Process.The knife handle can be placed in standard tool changing library, can be real Interior fliud flushing, the handle device of high speed rotation and electrode clamping function when existing arc discharge milling roughing, which can also be real Speedup, high speed rotation when existing high-speed milling finishing and the handle device of the cutter holding function knife handle can effectively improve electricity The revolving speed of pole keeps export license more balanced, and the electric discharge removal particle between electrode and workpiece is rapidly discharged.
Detailed description of the invention
Fig. 1 is the axonometric drawing of apparatus of the present invention;
Fig. 2 is the axial sectional view of apparatus of the present invention;
Fig. 3 is the half-sectional enlarged drawing of the speedup component of apparatus of the present invention;
Fig. 4 is the radial cutaway view Amplified image in Fig. 1 along A-A hatching;
Label declaration:
101 blind rivet, 201 upper end cover, 301 fliud flushing block, 401 electrode
102 202 first deep-groove ball of standard cone, 302 fliud flushing pipe, 402 standard cartridge bearing
103 203 second deep-groove ball of keyway, 303 deep groove ball bearing
Bearing
204 planet carrier, 304 second retaining ring
205 planetary gear, 305 rubber seal
The hollow fliud flushing axis of 206 ring gear 306
207 lower cover, 307 screw
308 fixed block of 208O type sealing ring
209 third deep-groove ball, 309 fliud flushing block inner cavity
Bearing
210 sun gear, 310 inlet opening
211 gear-box side walls
212 needle bearings
213O type sealing ring
214 the 4th deep-groove balls
Bearing
215 first retaining rings
Specific embodiment
The present invention is described in detail with specific embodiment below in conjunction with the accompanying drawings, and embodiment below will be helpful into one Step understands the present invention, but does not constitute to specific restriction of the invention.It should be pointed out that those skilled in the art For, without departing from the principles and spirit of the present invention, any modification for being made, equivalent replacement, variations and modifications, It should belong to scope of the invention.
Incorporated by reference to shown in Fig. 1 and Fig. 2, fliud flushing speedup knife in a kind of standard for arc discharge Milling Process in this programme Handle device can quick-clamping in the taper hole of the standard main shaft lower end of electrical process machine, which from top to bottom, successively includes The main shaft connection component of upper end, the speedup component at middle part, interior fliud flushing component and lower end terminal clamp component.
The top and bottom of the main shaft connection component are connect with the standard main shaft and the speedup component respectively;It is described Speedup assembly set is set to the lower end of the main shaft connection component;The rotation driving speedup component rotation of realization standard main shaft.In described Fliud flushing component is from bottom to top inserted in the part and the main shaft that in the speedup component and the interior fliud flushing component extends Connection component connection;The interior fliud flushing component includes being connected to speedup component lower end and interior to be equipped with one dynamic for high-speed punching liquid stream The fliud flushing block of inner cavity, the hollow fliud flushing axis that is connect across the fliud flushing block and with the spindle assemblies;The hollow fliud flushing axis Lower end connect the terminal clamp component;The terminal clamp component be located in the lower end of the hollow fliud flushing axis and with institute State the inner cavity connection of hollow fliud flushing axis.The rotary motion of the standard main shaft output passes through the main shaft connection component, speedup group Part and interior fliud flushing component are output to the end face of the discharge electrode, realize that mechanical movement controls arc discharge process.
It follows that the novel interior fliud flushing accelerating toolholder that the present invention designs, which has small in size, compact-sized, biography The advantages that dynamic steady, rotation speedup is fast, noiseless and interior fliud flushing flow are big.With a kind of simple handle device General NC Milling Machine It cuts machining tool and is converted into arc discharge milling machine tool, so that workpiece just can complete arc discharge milling by clamped one time The entire process flow that roughing is finished to high-speed milling, promotes the processing efficiency of hard-cutting material, expands efficient electric arc and puts The scope of application of electric Milling Process.The knife handle can be placed in standard tool changing library, when being able to achieve arc discharge milling roughing The handle device of interior fliud flushing, high speed rotation and electrode clamping function, the knife handle be also able to achieve high-speed milling finishing when speedup, The handle device of the high speed rotation and cutter holding function knife handle can effectively improve the revolving speed of electrode, keep export license more equal The electric discharge removal particle between electrode and workpiece is rapidly discharged in weighing apparatus.
Specifically, the main shaft connection component includes blind rivet 101 and standard cone 102.The bottom of the standard cone 102 Position, which installs, is equipped with a boss, and the periphery of the boss is axially disposed to have a keyway 103.The blind rivet 101 is plugged in described The upper end of standard cone 102, and can quick-clamping in the lower end of standard main shaft.Further, in this embodiment the mark Quasi- cone 102 is fixed in front-end of spindle standard cone mouth by blind rivet 101 and the conical surface, and keyway 103 and standard spindle end key use Clearance fit, for transmitting torque, spindle centerline is overlapped with the center line of standard cone 102, realizes that main shaft rotates band Dynamic standard cone 102 rotates.Preferably, the standard cone uses BT, SK, CAPTO, BBT or HSK specifications and models cone-shaped Formula.For main shaft connection component using standard series taper shank form general in the world, each size of components presses canonical form design, tool There is the characteristics of interchangeability and versatility, so that the interior fliud flushing accelerating toolholder of design is suitable for most of lathes, becomes the logical of lathe Use component.
Preferably, it is additionally provided with speedup component, speedup mode and structure in the handle device, is mainly used for changing The rotating ratio of main shaft input and electrode output, so that the rotation speed of electrode end surface is promoted in the limited situation of the speed of mainshaft, And then improve the efficiency of electro-discharge machining.The speedup assembly set is set to the lower end of the main shaft connection component.Speedup mode can be with It is realized by different modes, is illustrated by the way of Planetary Gear Transmission in this example.Specifically, the speedup component packet Include gear-box, the planet carrier 204 that is set in the gear-box and is sheathed on 102 end of standard cone and setting with On the planet carrier 204 and sun gear 210 that the hollow fliud flushing axis 306 can be driven to rotate.The row of speedup component upper end Carrier 204 is set in the standard cone 102, and is fixed by screw, realizes that the standard cone 102 drives the planet carrier 204 rotations;The planet carrier 204 has 205 rotary shaft of planetary gear, is equipped with planetary gear in 205 rotary shaft of planetary gear 205, planetary gear 205 keeps often engaging with ring gear 206 and sun gear 210 simultaneously;The ring gear 206 passes through gear box side The step positioning of 211 inside of wall, and the gear-box side wall 211 is fixed on by screw;Institute is inserted into 210 upper end of sun gear Standard cone 102 is stated, and is positioned by thimble bearing support, 210 lower end of sun gear extends to the interior fliud flushing component;Machine Bed main shaft rotation drives the standard cone 102 to rotate, and drives planet carrier 204 to rotate, the planetary gear 205 on planet carrier 204 revolves Shaft rotates simultaneously, and planetary gear 205 is driven to engage with the ring gear 206 and sun gear 210, because the ring gear 206 is fixed In the gear-box side wall 211, therefore the sun gear 210 starts speedup rotation, 210 revolving speed of sun gear and main shaft input speed Ratio depend on the number of teeth chosen respectively of planetary gear 205, sun gear 210 and ring gear 206.
Shown referring to figs. 2 and 3 in the present embodiment, the speedup component includes gear-box, upper end cover 201 and setting In the first deep groove ball bearing 202, the second deep groove ball bearing 202, planet carrier 204, planetary gear 205, internal tooth in the gear-box Enclose 206, lower cover 207, O-ring seal 208, third deep groove ball bearing 202, sun gear 210, needle bearing 212, O-shaped sealing Enclose the 213, the 4th deep groove ball bearing 214, the first retaining ring 215.The upper end of the planet carrier 204 is arranged by screw to be fixedly connected In the lower end of the standard cone 102, there are three planetary gear 205 can be driven to rotate for the lower end setting of the planet carrier 204 Rotary shaft, the rotary shaft of three planetary gears is equipped with planetary gear 205.The planetary gear 205 and the ring gear 206 It is often engaged with sun gear 210, the sun gear 210 can drive the hollow fliud flushing axis 306 to rotate, and the ring gear 206 passes through Screw is fixed on the gear-box side wall 211.It is rotated by 102 input power of standard cone driving planet carrier 204, it is described interior Gear ring 206 is fixed, and the rotation of planet carrier 204 drives the planetary gear 205 to rotate, the planetary gear 205 and the sun gear 210 engagements are to drive 210 speedup of sun gear to rotate, and the rotation of speedup is exported from sun gear 210, to drive the hollow punching Liquid axis 306 rotates.In the present embodiment, the planet carrier 204 is realized by screw and is connect with standard main shaft, realizes the rotation of standard main shaft Turn that planet carrier 204 is driven to rotate.In this way, the transmission velocity ratio of standard main shaft and electrode can be promoted, so that not changing spindle motor volume Machined electrode can obtain higher revolving speed in the case where determining revolving speed, effectively improve arc discharge processing efficiency.
Specifically, the inner ring of second deep groove ball bearing 203 connects planet carrier 204, the second deep groove ball bearing 203 it is outer The upper end of circle connection planetary gear 205, second deep groove ball bearing 203 is positioned by the step of gear-box side wall 211, described The lower end of second deep groove ball bearing 203 is positioned by 204 shaft shoulder of planet carrier, and 214 upper end of the 4th deep groove ball bearing passes through row Star-wheel 205 positions, and lower end is positioned by the first retaining ring 215.
It is readily appreciated that ground, speedup mode is not only limited to Planetary Gear Transmission side described in above embodiments in the present invention Formula, other realize main shaft input speeds promoted and pass to electrode end speedup mode should also be included in the scope of the present invention it It is interior.For example, speedup component can also include change gear mechanism, worm gear mechanism or belt mechanism, it is configured to for being promoted The transmission velocity ratio of main shaft and electrode and feasible.
In conjunction with shown in Fig. 2 and Fig. 4, the interior fliud flushing component include fliud flushing block 301, the fliud flushing block 301 upper surface with Speedup component lower end surface, which is supported, to be fixedly connected, and the periphery of 301 upper surface of fliud flushing block offers confession can be by high speed fliud flushing The blind hole that the fliud flushing pipe 302 of importing plugs, the end face of the fliud flushing block is opened up to be run through for what is passed through for the hollow fliud flushing axis Hole;The inner cavity of the fliud flushing block and the inner cavity of the fliud flushing pipe and the inner cavity connection of the hollow fliud flushing axis, the fliud flushing block Both ends of the surface are separately provided for the counterbore for rotating and/or sealing, the through hole and counterbore coaxial arrangement.
The inner cavity of the fliud flushing block include the cavity that middle part is set, with the cavity connection and the inlet opening that radially extends 310;The inlet opening 310 and the blind hole connection.The hollow setting of the fliud flushing pipe 302, protrudes into the end seal in the blind hole Setting is closed, the close closed end of the fliud flushing pipe 302 partially radially offers a delivery hole, the delivery hole and the feed liquor Hole connection, the other end of the fliud flushing pipe 302, which is arranged with one, to be fixedly connected on the speedup component for the fliud flushing pipe 302 On fixed block 308.The location hole for intersecting setting with the blind hole, this implementation are offered on the outer peripheral surface of the fliud flushing block 301 During example is converged, the location hole is through-hole, and axis direction is just intersecting with the axis of the fliud flushing pipe.On the tube wall of the fliud flushing pipe Offer a corresponding threaded hole.Certainly, the location hole can also be arranged to screw thread well format, by holding screw by its It is fixed.Specifically, the fliud flushing pipe 302 is inserted into the blind hole, the location hole is passed through by screw 307, with the fliud flushing pipe Threaded hole cooperation on 302 tube walls, by one section of fixation of the fliud flushing pipe 302 and the blind hole, the fliud flushing pipe 302 It another section, is fixed on the gear-box side wall 211 across a fixed block 308.The fixed block 308 is auxiliary for fliud flushing pipe 302 Help positioning.
Specifically, there are two the settings of inlet opening 310, and the axis of two inlet openings 310 is arranged in parallel, Ye Jifei Center symmetric setting.It is described it is hollow rush that axis 306 is axially disposed to have one to go out liquid blind hole, it is described go out liquid blind hole bottom it is radial nearby It offers and portals with the radial direction of its connection, the radial direction is portalled and 309 connection of fliud flushing block inner cavity.The radial direction is portalled setting There are four, four are distributed along axial in " ten " font.High speed fliud flushing flows into 301 fliud flushing block inner cavity of fliud flushing block by fliud flushing pipe 302 The radial direction through hollow fliud flushing axis 306 after 309, which is portalled, flows into pipe electrode electro-discharge machining region.
Specifically, in the present embodiment, the hollow fliud flushing axis 306 is integrated design with the sun gear 210, through speedup group The widened revolving speed of part is directly output to hollow fliud flushing axis 306, and hollow fliud flushing axis 306 obtains the revolving speed increased with sun gear 210; 306 lower end of hollow drive shaft is connect by standard cartridge with electrode, for driving electrode rotary.Realize fliud flushing function in high speed. Specifically, 303 inner ring of deep groove ball bearing connects hollow fliud flushing axis 306, and outer ring connects fliud flushing block 301, and lower end passes through second Retaining ring 304 is fixed, and upper end is fixed by fliud flushing block 301.Described two rubber seal 305 are installed on 301 centre type of fliud flushing block Chamber is sealed for high pressure fliud flushing.
Still further, the terminal clamp component includes electrode 401 and standard cartridge 402 incorporated by reference to shown in Fig. 2. 402 upper end of standard cartridge connects the hollow fliud flushing axis 306, electrode 401 described in the clamping of lower end.The electrode 401 is arranged There is the through-hole through its colonel end face.It is to be appreciated that the standard cartridge in machine tool system can be used in terminal clamp component 402, standard cartridge 402 is connected directly with hollow drive shaft 306, can clamp various revolution class pipe electrodes, porous bodies electrode and The various electrodes such as embedding hole pipe electrode, convert the rotary motion of main shaft to the rotary motion of electrode end surface.As the spindle turns, energy Guarantee that electrode realizes speedup rotation, interior fliud flushing function.
In this way, in process, the rotary motion of main shaft output passes through main shaft connection component, speedup component and hollow punching Liquid axis 306 is output to the end face of discharge electrode 401, realizes that mechanical movement controls arc discharge process, uniform polarizing electrode 401 Loss and the purpose for reducing workpiece surface roughness.In process, high speed fliud flushing passes through hollow fliud flushing pipe 302, fliud flushing 309 aperture of block inner cavity enters hollow fliud flushing axis 306, then enters electro-discharge machining region from connected hollow electrode 401, realizes stream Body dynamic Control arc discharge process, cooling machining area and the purpose for excluding ablation particle.
Specifically, the high speed fliud flushing is entered by the cavity lateral opening hole of the fliud flushing pipe 302, the fliud flushing block 301 The hollow fliud flushing axis 306, then electro-discharge machining region is entered from connected pipe electrode 401, realize that fluid dynamic controls electric arc Discharge process.The high speed fliud flushing flows into the hollow fliud flushing axis 306 by the aperture of 301 side of fliud flushing block, then by holding Face electrode 401 flows out to the discharging gap between workpiece and electrode 401.Fliud flushing block 301 passes through fliud flushing pipe 302 and fixed block 308 It is connect with the fliud flushing connector of lathe fliud flushing system, the liquid of high speed and high pressure enters fliud flushing block 301 by fliud flushing pipe 302, then passes through The end face flushing hole of hollow fliud flushing axis 306 is flowed into electric discharge machining electrode 401.And inside the fliud flushing pipe 302 be it is hollow, Lower end is attached by bolt and fliud flushing block 301 in fixation, and upper end insertion is installed on the fixed block 308 of main shaft orientation end face It is attached in groove in fixation.A variety of discharge electrodes 401 include rotary type pipe electrode 401, porous bodies electrode 401 And/or embedding hole pipe electrode 401.High speed fliud flushing enters the hollow punching after flowing into the fliud flushing block 301 by the fliud flushing pipe 302 Liquid axis 306, final output to the terminal clamp component.
As described above, fliud flushing speedup knife in a kind of standard series for arc discharge Milling Process that the present invention designs Handle, can quick-clamping and standard main shaft, the rotation of standard main shaft drives the main shaft connection component rotation, increases through planetary gear mechanism The revolving speed of amplification is output to sun gear 210 after fast component speedup, and then is exported to hollow fliud flushing axis 306, finally through electrode holder Speedup is transmitted to electrode 401 by head assembly;Meanwhile high speed fliud flushing flows into fliud flushing block inner cavity by fliud flushing pipe 302, inlet opening 310 Go out liquid blind hole through hollow 306 center of fliud flushing axis after 309 and flow into 401 electro-discharge machining region of electrode, may finally guarantee that electrode is realized Speedup rotation, interior fliud flushing function.
The present invention, which not only limits to, is applied to the processing of efficient arc discharge, can be also used for electric spark, electrochemistry and plasma The processing methods such as body.
Above in conjunction with attached drawing, an exemplary description of the invention, it is clear that realization of the invention is not by aforesaid way Limitation, as long as using the various improvement that technical solution of the present invention carries out, or not improved say design and technology of the invention Scheme is directly used in other occasions, is within the scope of the invention.

Claims (7)

1. fliud flushing accelerating toolholder in a kind of standard for arc discharge Milling Process, the knife handle can quick-clamping in standard main shaft Lower end, the knife handle successively include main shaft connection component, speedup component, interior fliud flushing component and terminal clamp group in the same direction Part;
It is characterized in that:
The top and bottom of the main shaft connection component are connect with the standard main shaft and the speedup component respectively;
The speedup assembly set is set to the lower end of the main shaft connection component;
The interior fliud flushing component is from bottom to top inserted in the part that in the speedup component and the interior fliud flushing component extends It is connect with the main shaft connection component;
The interior fliud flushing component include be connected to speedup component lower end and it is interior be equipped with one for high-speed punching liquid stream move inner cavity Fliud flushing block, the hollow fliud flushing axis being connect across the fliud flushing block and with the spindle assemblies;The lower end of the hollow fliud flushing axis connects Connect the terminal clamp component;
The periphery of fliud flushing block upper surface offers the blind hole for that can plug the fliud flushing pipe that high speed fliud flushing imports, the fliud flushing The end face of block opens up the through hole for passing through for the hollow fliud flushing axis;The inner cavity of the fliud flushing block is interior with the fliud flushing pipe The inner cavity connection of chamber and the hollow fliud flushing axis, the both ends of the surface of the fliud flushing block be separately provided for rotate and/or seal Counterbore;
The inner cavity of the fliud flushing block include the cavity that middle part is set, with the cavity connection and the inlet opening that radially extends, institute Inlet opening and the blind hole connection are stated, the fliud flushing pipe protrudes into the setting closed at one end in the blind hole, and the fliud flushing pipe leans on Nearly closed end partially radially offers a delivery hole, the delivery hole and the inlet opening connection, the fliud flushing pipe it is another End cap is equipped with a fixed block that can be fixedly connected on the fliud flushing pipe on the speedup component;
The terminal clamp component is located in the lower end of the hollow fliud flushing axis and the inner cavity connection with the hollow fliud flushing axis.
2. fliud flushing accelerating toolholder in the standard for arc discharge Milling Process according to claim 1, it is characterized in that: The main shaft connection component include standard cone, the upper end for being plugged in the standard cone and can quick-clamping in standard main shaft The blind rivet of lower end.
3. fliud flushing accelerating toolholder in the standard according to claim 1 for arc discharge Milling Process, it is characterized in that: institute State the location hole for offering on the outer peripheral surface of fliud flushing block and intersecting setting with the blind hole.
4. fliud flushing accelerating toolholder in the standard for arc discharge Milling Process according to claim 1, it is characterized in that: There are two the inlet opening settings, and the axis of two inlet openings is arranged in parallel.
5. fliud flushing accelerating toolholder in the standard according to claim 1 for arc discharge Milling Process, it is characterized in that: institute State that hollow fliud flushing axis is axially disposed to have one to go out liquid blind hole, it is described go out liquid blind hole bottom radial nearby offers and its connection Radial direction is portalled, the inner cavity connection that the radial direction is portalled with the fliud flushing block.
6. fliud flushing accelerating toolholder in the standard according to claim 5 for arc discharge Milling Process, it is characterized in that: institute It states there are four radial settings of portalling, four radial directions, which are portalled, to be distributed along axial in " ten " font.
7. fliud flushing accelerating toolholder in the standard according to claim 2 for arc discharge Milling Process, it is characterized in that: institute State speedup component include gear-box, the planet carrier for being set in the gear-box and being sheathed on the standard cone end and Be arranged on the planet carrier and sun gear that the hollow fliud flushing axis can be driven to rotate.
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