CN115106790A - Electric arc milling composite tool electrode - Google Patents
Electric arc milling composite tool electrode Download PDFInfo
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- CN115106790A CN115106790A CN202210835288.9A CN202210835288A CN115106790A CN 115106790 A CN115106790 A CN 115106790A CN 202210835288 A CN202210835288 A CN 202210835288A CN 115106790 A CN115106790 A CN 115106790A
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- 238000003801 milling Methods 0.000 title claims abstract description 154
- 239000002131 composite material Substances 0.000 title claims abstract description 26
- 238000010891 electric arc Methods 0.000 title abstract description 32
- 230000007246 mechanism Effects 0.000 claims abstract description 38
- 238000005520 cutting process Methods 0.000 claims description 13
- 230000008878 coupling Effects 0.000 claims description 6
- 238000010168 coupling process Methods 0.000 claims description 6
- 238000005859 coupling reaction Methods 0.000 claims description 6
- 238000009434 installation Methods 0.000 claims description 6
- 230000003628 erosive effect Effects 0.000 claims description 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- 239000011248 coating agent Substances 0.000 claims description 3
- 238000000576 coating method Methods 0.000 claims description 3
- 239000010949 copper Substances 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 229910003460 diamond Inorganic materials 0.000 claims description 3
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- 210000001624 hip Anatomy 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 3
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims description 3
- 239000010937 tungsten Substances 0.000 claims description 3
- 229910052721 tungsten Inorganic materials 0.000 claims description 3
- 238000003754 machining Methods 0.000 abstract description 58
- 238000000227 grinding Methods 0.000 description 8
- 239000000463 material Substances 0.000 description 7
- 238000000034 method Methods 0.000 description 5
- 239000002245 particle Substances 0.000 description 4
- 230000003746 surface roughness Effects 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 238000011010 flushing procedure Methods 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 239000004020 conductor Substances 0.000 description 2
- 239000003792 electrolyte Substances 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
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- 239000004677 Nylon Substances 0.000 description 1
- 229910001069 Ti alloy Inorganic materials 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009760 electrical discharge machining Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
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- 230000001360 synchronised effect Effects 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P23/00—Machines or arrangements of machines for performing specified combinations of different metal-working operations not covered by a single other subclass
- B23P23/04—Machines or arrangements of machines for performing specified combinations of different metal-working operations not covered by a single other subclass for both machining and other metal-working operations
Abstract
The invention discloses an electric arc milling composite tool electrode, which relates to the technical field of electric arc processing and comprises an electrode connecting mechanism, an electrode chuck, a milling cutter connecting mechanism, a cutter handle, a milling cutter rod, a plurality of milling cutter blades, a plurality of electrode rods and a plurality of electrode plates, wherein the milling cutter connecting mechanism is sleeved on the periphery of the cutter handle, the lower end of the cutter handle and the upper end of the milling cutter rod can be detachably connected, each milling cutter blade is circumferentially arranged at the lower end of the milling cutter rod, the electrode connecting mechanism and the electrode chuck can be detachably connected, the electrode rods are arranged on the electrode chuck around the periphery of the axis of the electrode chuck, one electrode rod is correspondingly provided with one electrode plate, each electrode plate and each milling cutter blade are alternately arranged around the periphery of the axis of the milling cutter rod, and the electrode connecting mechanism and the milling cutter connecting mechanism are both used for being connected with the same machine tool spindle and can drive the milling cutter blades and the electrode plates to synchronously rotate. The electric arc milling composite tool electrode can improve the machining efficiency and the surface quality.
Description
Technical Field
The invention relates to the technical field of electric arc machining, in particular to an electric arc milling composite tool electrode.
Background
The high-speed arc discharge technology is an efficient processing mode for melting and removing a conductive material by utilizing the large energy of an electric arc, an electric arc column stays at a certain point, the material at the position can be melted or vaporized and taken away by flushing liquid to form a bowl-shaped pit, but the position of the electric arc is difficult to predict, the material is efficiently removed by the electric arc, the surface quality is deteriorated due to a large number of pits, even if the surface roughness is slightly reduced by adjusting electric parameters and non-electric parameters, the electric arc processing still cannot meet the roughness requirement of industrial products, and the processing efficiency is reduced at the same time. In the present phase, it is common to additionally perform a finishing operation after the electric arc machining in order to meet the surface quality requirements, such as cutting, grinding and electrical discharge machining, wherein the milling process is most widely used.
According to the patent search, patent CN110394612A discloses a short arc machining and mechanical cutting combined machining method for conductive materials, which firstly uses a short arc machining tool electrode to perform short arc machining on a workpiece mounted on an anode worktable, efficiently and quickly remove a large amount of machining allowance, and after the short arc machining is completed, the mechanical cutting machine head is replaced to perform precise cutting machining on the workpiece, so as to ensure the quality of the machined surface of the workpiece. According to the method, rough machining and finish machining are realized on the same machine tool by replacing the machining head, the machining time is shortened, and the machining efficiency is improved.
According to the patent search, patent CN112809109A discloses a short arc-electrochemical composite milling titanium alloy processing method and system, which on one hand improves the flow field tassel under the combined action of high pressure air and flushing liquid, accelerates the removal of etching particles to reduce the recast layer and improve the surface quality, and on the other hand uses electrolyte as flushing liquid, and for the workpiece surface beyond the short arc discharge gap, electrochemical processing is performed by using the conductive property of the electrolyte to remove the recast layer with thicker surface to reduce the surface roughness. If the short arc machining and the electrochemical machining are carried out simultaneously, the machining time can be shortened, the efficiency of the electrochemical machining is low, if the short arc machining and the electrochemical machining are matched with high-speed feeding of the electrode of the tool, the improvement of the surface quality of the electrochemical machining is extremely small, the low-speed feeding can obtain better surface quality, and the machining efficiency can be reduced.
According to the patent search, the patent CN109702281A discloses an arc grinding composite tool electrode, which uses a hollow ring electrode to perform arc discharge machining to obtain a high material removal rate, and a grinding head is mounted on the inner ring of the electrode to perform grinding machining through high-speed rotation of the tool electrode to obtain a good surface quality. The arc machining and the grinding machining can be carried out simultaneously, the machining time is shortened, the diameter of the outer ring of the annular electrode is larger than that of the grinding head, the arc machining range is larger than the grinding machining range on the machining path, the track overlapping rate needs to be increased during machining, the workpiece surface is guaranteed to be acted by the grinding head, the machining time is correspondingly increased, and the machining efficiency is reduced.
Disclosure of Invention
The invention aims to provide an electric arc milling composite tool electrode, which is used for solving the problems in the prior art, improving the machining efficiency and improving the surface quality.
In order to achieve the purpose, the invention provides the following scheme:
the invention provides an electric arc milling composite tool electrode which comprises an electrode connecting mechanism, an electrode chuck, a milling cutter connecting mechanism, a cutter handle, a milling cutter rod, a plurality of milling cutter blades, a plurality of electrode rods and a plurality of electrode plates, wherein the milling cutter connecting mechanism is sleeved on the periphery of the cutter handle, the lower end of the cutter handle and the upper end of the milling cutter rod can be detachably connected, each milling cutter blade is circumferentially arranged at the lower end of the milling cutter rod, the electrode connecting mechanism and the electrode chuck can be detachably connected, the electrode rods are arranged on the electrode chuck around the periphery of the axis of the electrode chuck, one electrode plate is correspondingly arranged on one electrode rod, each electrode plate and each milling cutter blade are alternately arranged around the periphery of the axis of the milling cutter rod, and the electrode connecting mechanism and the milling cutter connecting mechanism are both used for being connected with the same machine tool main shaft, and can drive the milling cutter blade and the electrode plate to synchronously rotate.
Preferably, electrode coupling mechanism includes first adapter and second adapter, just first adapter with the equal inside cavity of second adapter and both ends opening, the inner wall of first adapter is equipped with the screw thread for with lathe main shaft threaded connection, still be equipped with the screw thread on the outer wall of first adapter lower extreme, the upper end opening of second adapter, just the upper end inner wall of second adapter is equipped with the screw thread, the upper end cover of second adapter is located periphery and the threaded connection of first adapter lower extreme, the handle of a knife passes in proper order first adapter with the second adapter, just the lower extreme warp of handle of a knife the second adapter stretches out.
Preferably, the inner wall of the lower end of the second adapter is provided with threads, the inner wall of the upper end of the electrode chuck is provided with threads, the upper end of the electrode chuck can extend into the second adapter and is in threaded connection with the second adapter, and the lower end of the knife handle can penetrate through and extend out of the electrode chuck.
Preferably, an annular step is arranged on the outer side wall of the lower portion of the electrode chuck, and a gasket is arranged between the lower end of the second adapter and the upper end face of the annular step.
Preferably, a plurality of arc holes have been seted up on the annular step, just the arc hole is located the periphery of gasket, the arc hole can link up in the axial of electrode chuck annular step, the electrode rod can be installed in the difference with dismantling arc hole department, just the electrode rod is in the mounted position of arc hole department can be adjusted.
Preferably, one end of the electrode rod is provided with a long round hole, the electrode rod is connected with the electrode chuck by sequentially penetrating through the long round hole and the arc-shaped hole through bolts and tightening nuts, and the other end of the electrode rod is detachably connected with the upper end of the electrode slice.
Preferably, the milling cutter connecting mechanism comprises an ER chuck and an ER nut, the ER chuck is used for being connected with a machine tool spindle, the ER nut is sleeved on the periphery of the ER chuck and used for clamping the ER chuck, the ER chuck is sleeved on the periphery of the cutter handle and used for clamping the cutter handle, and an insulating sleeve is sleeved on the upper end face of the cutter handle and the outer side wall, which is in contact with the ER chuck, of the cutter handle.
Preferably, the lower end of the cutter handle is provided with a blind mounting hole, the inner wall of the blind mounting hole is provided with threads, the outer wall of the upper end of the milling cutter rod is provided with threads, and the upper end of the milling cutter rod extends into the blind mounting hole and is in threaded connection with the cutter handle.
Preferably, the cross section of the electrode plate is trapezoidal, the long bottom edge of the trapezoid is arc-shaped, the center of the arc-shaped circle falls on the axis of the milling cutter rod, two waists of the trapezoid are respectively parallel to two planes at the cutting edge of the milling cutter rod, the lowest point of the milling cutter blade is higher than the lowest point of the electrode plate, the distance between the lowest point of the milling cutter blade and the lowest point of the electrode plate is larger than the distance between the lowest point of the electrode plate and the deepest arc erosion pit, the electrode plate is made of copper and tungsten, and a diamond coating is coated on the surface of the milling cutter blade.
Preferably, the perpendicular distance between the arc-shaped midpoint and the mill bar axis is not less than the maximum distance between the milling insert and the mill bar axis.
Compared with the prior art, the invention has the following technical effects:
the invention provides an electric arc milling composite tool electrode, an electrode connecting mechanism and an electrode chuck can be detachably connected, an electrode rod is arranged on the electrode chuck around the periphery of the axis of the electrode chuck, one electrode rod is correspondingly provided with one electrode plate, the electrode plates are driven to rotate through the electrode connecting mechanism to realize electric arc rough machining, a plurality of electrode plates are arranged to prevent the single electrode from being too quickly worn to shorten and reduce the diameter, a milling cutter connecting mechanism is sleeved on the periphery of a cutter handle, the lower end of the cutter handle can be detachably connected with the upper end of a milling cutter rod, each milling cutter blade is circumferentially arranged at the lower end of the milling cutter rod to drive the milling cutter blades to rotate through the milling cutter connecting mechanism to realize milling finish machining, and meanwhile, a plurality of milling cutter blades are arranged to enable each cutting edge to participate in cutting alternately and reduce the cutter loss properly, and each electrode plate and each milling cutter blade are alternately arranged around the periphery of the axis of the milling cutter rod, electrode coupling mechanism and milling cutter coupling mechanism all are used for being connected with same lathe main shaft to can drive milling cutter piece and electrode slice synchronous rotation, compound milling cutter piece and electrode slice on same instrument, and make it process simultaneously, shorten process time greatly, reach and improve machining efficiency, and electric arc rough machining and the cooperation of milling finish machining both utilize electric arc machining to get rid of the advantage of material fast, obtain good surface quality with the help of milling cutter's accurate cutting again, can promote surface quality.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described 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 without creative efforts.
FIG. 1 is a schematic structural view of an arc milling composite tool electrode provided by the present invention;
FIG. 2 is a cross-sectional view of an arc milling composite tool electrode provided by the present invention;
FIG. 3 is a bottom view of an arc milling composite tool electrode provided by the present invention;
in the figure: 100-arc milling composite tool electrode, 1-insulating sleeve, 2-tool handle, 3-milling tool rod, 4-nut, 5-electrode chuck, 6-bolt, 7-milling blade, 8-first adapter, 9-ER chuck, 10-ER nut, 11-second adapter, 12-gasket, 13-electrode rod, 14-screw, 15-electrode plate, 16-arc hole and 17-long circular hole.
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. 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.
The invention aims to provide an electric arc milling composite tool electrode, which aims to solve the technical problems of poor accuracy and low efficiency of the existing electric arc machining.
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.
As shown in fig. 1-3, the invention provides an electric arc milling composite tool electrode 100, which comprises an electrode connecting mechanism, an electrode chuck 5, a milling cutter connecting mechanism, a cutter handle 2, a milling cutter rod 3, a plurality of milling blades 7, a plurality of electrode rods 13 and a plurality of electrode plates 15, wherein the milling cutter connecting mechanism is sleeved on the periphery of the cutter handle 2, the lower end of the cutter handle 2 is detachably connected with the upper end of the milling cutter rod 3, each milling blade 7 is circumferentially arranged at the lower end of the milling cutter rod 3, and further the milling blades 7 are driven to rotate by the milling cutter connecting mechanism to realize milling finish machining, the milling cutter rod 3 is a multi-edge milling cutter rod, a plurality of milling blades 7 can be arranged, the plurality of milling blades 7 are arranged, so that each blade alternately participates in cutting, the cutter loss is properly reduced, the electrode connecting mechanism can be detachably connected with the electrode chuck 5, the electrode rods 13 are arranged on the electrode chuck 5 around the periphery of the axis of the electrode chuck 5, and an electrode plate 15 is correspondingly installed on one electrode rod 13, and then the electrode plate 15 is driven to rotate through an electrode connecting mechanism, so that electric arc rough machining is realized, a plurality of electrode plates 15 are arranged, so that the phenomenon that a single electrode is too quickly worn to be shortened and the diameter of the single electrode is reduced can be prevented, each electrode plate 15 and each milling cutter blade 7 are alternately arranged around the periphery of the axis of the milling cutter rod 3, the electrode connecting mechanism and the milling cutter connecting mechanism are both used for being connected with the same machine tool spindle and can drive the milling cutter blade 7 and the electrode plate 15 to synchronously rotate, the relative distance between the milling cutter blade 7 and the electrode plate 15 is kept unchanged, the milling cutter blade 7 is ensured not to be conductive, mechanical arc breaking can be realized through high-speed rotation of the electrode plates 15, the machining efficiency is improved, meanwhile, the milling cutter blades 7 and the electrode plates 15 are combined on the same tool and are simultaneously machined, the machining time is greatly shortened, the machining efficiency is improved, and the electric arc rough machining and the fine machining and the milling machining are matched, the advantage of quickly removing materials by electric arc machining is utilized, good surface quality is obtained by means of accurate cutting of the milling cutter, and the surface quality can be improved.
Specifically, electrode coupling mechanism includes first adapter 8 and second adapter 11, and first adapter 8 and the equal inside cavity of second adapter 11 and both ends opening, the inner wall of first adapter 8 is equipped with the screw thread, and be used for with lathe main shaft threaded connection, still be equipped with the screw thread on the outer wall of first adapter 8 lower extreme, the upper end opening of second adapter 11, and the upper end inner wall of second adapter 11 is equipped with the screw thread, periphery and the threaded connection of first adapter 8 lower extreme are located to the upper pot head of second adapter 11, handle of a knife 2 passes first adapter 8 and second adapter 11 in proper order, and the lower extreme of handle of a knife 2 stretches out through second adapter 11, wholly can dismantle the connection can be convenient for later stage maintenance and change.
The inner wall of 11 lower extremes of second adapter is equipped with the screw thread, and the upper end inner wall of electrode chuck 5 is equipped with the screw thread, and the upper end of electrode chuck 5 can stretch into in the second adapter 11 and with 11 threaded connection of second adapter, and the lower extreme of handle of a knife 2 can pass and stretch out electrode chuck 5 to be convenient for the extension of the milling cutter pole 3 of being connected with it.
The outer side wall of the lower portion of the electrode chuck 5 is provided with an annular step, a gasket 12 is arranged between the lower end of the second adapter 11 and the upper end face of the annular step, the milling cutter blade 7 directly contacts with a workpiece to cut, the cutting depth can be accurately controlled, the height difference between the electrode plate 15 and the milling cutter blade 7 is adjusted through the gasket 12, a recast layer generated by electric arc machining can be completely cut off, the precision of milling machining is higher, the surface roughness after finish milling machining can be controlled below 1 mu m, and the surface roughness after rough milling machining is far better than the surface quality of electric arc machining.
A plurality of arc holes 16 are formed in the annular step, the arc holes 16 are located in the periphery of the gasket 12, the arc holes 16 can penetrate through the annular step in the axial direction of the electrode chuck 5, the electrode rod 13 can be detachably mounted in different arc holes 16, and the mounting position of the electrode rod 13 in the arc holes 16 can be adjusted. Preferably, the arc hole 16 is three, and milling cutter piece 7 and electrode piece 15 are two, and the central angle that arc hole 16 corresponds is 90, and when the equal angle distributes in 5 outer lanes of electrode chuck, such design can guarantee that the milling cutter pole 3 of two edges is installed with any angle, all has at least one breach position towards arc hole 16, guarantees that electrode rod 13 and electrode piece 15 can install smoothly at milling cutter pole 3 breach position to do not have any contact with milling cutter pole 3.
One end of the electrode rod 13 is provided with a long circular hole 17, the electrode rod 13 is connected with the electrode chuck 5 by sequentially penetrating the long circular hole 17 and the arc-shaped hole 16 through the bolt 6 and screwing the nut 4, the other end of the electrode rod 13 can be detachably connected with the upper end of the electrode plate 15, preferably, the electrode plate 15 is connected through the screw 14, only the electrode plate 15 which is worn is needed to be replaced when the electrode plate 15 is replaced, and the cost is effectively controlled. The diameter of the coverage area of the outer ring of the electrode plate 15 is controlled by fixing the position of the electrode rod 13 through the adjusting bolt 6, and the diameter of the coverage area of the electrode plate is only slightly larger than that of the coverage area of the milling cutter blade 7, so that the track overlapping rate of the tool electrode can be reduced, and the processing efficiency is improved.
Milling cutter coupling mechanism includes ER chuck 9 and ER nut 10, ER chuck 9 is used for being connected with the lathe main shaft, ER nut 10 cover is located ER chuck 9 periphery and is used for pressing from both sides ER chuck 9, and ER chuck 9 cover is located the periphery of handle of a knife 2, and is used for pressing from both sides tight handle of a knife 2, realizes that the lathe main shaft drives handle of a knife 2 and rotates, the up end of handle of a knife 2 to and be used for all overlapping on the lateral wall that contacts with ER chuck 9 and be equipped with insulating boot 1, insulating boot 1 is insulating material and makes, including but not limited to nylon and resin.
The lower extreme of handle of a knife 2 is equipped with the installation blind hole, is equipped with the screw thread on the inner wall of installation blind hole, is equipped with the screw thread on the upper end outer wall of milling cutter arbor 3, and the upper end of milling cutter arbor 3 stretch into in the installation blind hole and with 2 threaded connection of handle of a knife, convenient maintenance and change.
The cross section of the electrode plate 15 is trapezoid, the long bottom edge of the trapezoid is arc-shaped, the center of the arc falls on the axis of the milling cutter rod 3, two waists of the trapezoid are respectively parallel to two planes (as shown in fig. 3) at the cutting edge of the milling cutter rod 3, the distance is the same and is far larger than the minimum discharge gap and the diameter of the erosion particle, the erosion particle is prevented from entering the gap between the electrode plate 15 and the milling cutter rod 3 to electrify the milling cutter rod 3 and the milling cutter blade 7, the harmful discharge of the milling cutter is prevented, the lowest point of the milling cutter blade 7 is higher than the lowest point of the electrode plate 15, the distance between the lowest point of the milling cutter blade 7 and the lowest point of the electrode plate 15 is larger than the distance between the lowest point of the electrode plate 15 and the deepest arc erosion pit, the milling cutter blade 7 can mill the whole workpiece surface after the arc processing, the electrode plate 15 is made of copper and tungsten, other materials with lower electrode loss rate can be used, the surface of the milling cutter blade 7 is covered with a diamond coating, the insulating function is achieved, the milling cutter blade 7 is prevented from forming a high potential or a low potential due to short circuit, and arc discharge is generated between the milling cutter blade and a workpiece with the low potential or the high potential, so that the milling cutter blade 7 is damaged, and milling is hindered.
The vertical distance between the arc-shaped middle point and the axis of the milling cutter rod 3 (namely R1 in figure 3) is not less than the maximum distance between the milling cutter blade 7 and the axis of the milling cutter rod 3 (namely R2 in figure 3), so that during machining, firstly, the electrode plate 15 and the workpiece generate high-energy arc discharge and erode most of workpiece materials, and then the milling cutter blade 7 performs milling on the rough surface after arc machining so as to improve the surface quality. The working fluid can be flushed onto the workpiece through the gap between the electrode plate 15 and the milling cutter rod 3, so that hydrodynamic arc breaking is guaranteed, and the discharge of the milling cutter blade 7 caused by accumulation of corrosion-removed particles or chips in the gap can be prevented.
The principle and the implementation mode of the present invention are explained by applying specific examples in the present specification, and the above description of the embodiments is only used to help understanding the method and the core idea of the present invention; meanwhile, for a person skilled in the art, according to the idea of the present invention, the specific embodiments and the application range may be changed. In summary, this summary should not be construed to limit the present invention.
Claims (10)
1. An arc milling composite tool electrode, comprising: comprises an electrode connecting mechanism, an electrode chuck, a milling cutter connecting mechanism, a cutter handle, a milling cutter rod, a plurality of milling cutter blades, a plurality of electrode rods and a plurality of electrode plates, wherein the milling cutter connecting mechanism is sleeved on the periphery of the cutter handle, the lower end of the cutter handle and the upper end of the milling cutter rod can be detachably connected, each milling cutter blade is circumferentially arranged at the lower end of the milling cutter rod, the electrode connecting mechanism is detachably connected with the electrode chuck, the electrode rod is arranged on the electrode chuck around the periphery of the axis of the electrode chuck, and one electrode bar is correspondingly provided with one electrode plate, each electrode plate and each milling cutter blade are alternately arranged around the periphery of the axis of the milling cutter bar, the electrode connecting mechanism and the milling cutter connecting mechanism are both used for being connected with the same machine tool spindle and can drive the milling cutter blade and the electrode plate to synchronously rotate.
2. The arc milling composite tool electrode of claim 1, wherein: electrode coupling mechanism includes first adapter and second adapter, just first adapter with equal inside cavity of second adapter and both ends opening, the inner wall of first adapter is equipped with the screw thread for with lathe main shaft threaded connection, still be equipped with the screw thread on the outer wall of first adapter lower extreme, the upper end opening of second adapter, just the upper end inner wall of second adapter is equipped with the screw thread, the upper pot head of second adapter is located periphery and the threaded connection of first adapter lower extreme, the handle of a knife passes in proper order first adapter with the second adapter, just the lower extreme warp of handle of a knife the second adapter stretches out.
3. The arc milling composite tool electrode of claim 2, wherein: the inner wall of the lower end of the second adapter is provided with threads, the inner wall of the upper end of the electrode chuck is provided with threads, the upper end of the electrode chuck can extend into the second adapter and is in threaded connection with the second adapter, and the lower end of the knife handle can penetrate through and extend out of the electrode chuck.
4. The arc milling composite tool electrode of claim 3, wherein: and an annular step is arranged on the outer side wall of the lower part of the electrode chuck, and a gasket is arranged between the lower end of the second adapter and the upper end face of the annular step.
5. The arc milling composite tool electrode of claim 4, wherein: a plurality of arc holes are formed in the annular step, the arc holes are located in the periphery of the gasket, the arc holes can be communicated with the annular step in the axial direction of the electrode chuck, the electrode rods can be detachably mounted in different arc holes, and the electrode rods are located at the mounting positions of the arc holes can be adjusted.
6. The arc milling composite tool electrode of claim 5, wherein: one end of the electrode rod is provided with a long round hole, the electrode rod is connected with the electrode chuck by sequentially penetrating through the long round hole and the arc-shaped hole through bolts and tightening nuts, and the other end of the electrode rod is detachably connected with the upper end of the electrode plate.
7. The arc milling composite tool electrode of claim 1, wherein: the milling cutter connecting mechanism comprises an ER chuck and an ER nut, the ER chuck is used for being connected with a machine tool spindle, the ER nut is sleeved on the periphery of the ER chuck and used for clamping the ER chuck, the ER chuck is sleeved on the periphery of the cutter handle and used for clamping the cutter handle, and an insulating sleeve is sleeved on the upper end face of the cutter handle and the outer side wall of the cutter handle, which is in contact with the ER chuck.
8. The arc milling composite tool electrode of claim 1, wherein: the lower extreme of handle of a knife is equipped with the installation blind hole, be equipped with the screw thread on the inner wall of installation blind hole, be equipped with the screw thread on the upper end outer wall of milling cutter pole, just the upper end of milling cutter pole stretches into in the installation blind hole and with handle of a knife threaded connection.
9. The arc milling composite tool electrode of claim 1, wherein: the cross section of the electrode plate is trapezoidal, the long bottom edge of the trapezoid is arc-shaped, the circle center of the arc-shaped circle falls on the axis of the milling cutter rod, two waists of the trapezoid are respectively parallel to two planes at the cutting edge of the milling cutter rod, the lowest point of the milling cutter blade is higher than the lowest point of the electrode plate, the distance between the lowest point of the milling cutter blade and the lowest point of the electrode plate is larger than the distance between the lowest point of the electrode plate and the deepest arc erosion pit, the electrode plate is made of copper and tungsten, and a diamond coating is coated on the surface of the milling cutter blade.
10. The arc milling composite tool electrode of claim 9, wherein: the vertical distance between the arc-shaped middle point and the axis of the milling cutter rod is not less than the maximum distance between the milling cutter blade and the axis of the milling cutter rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210835288.9A CN115106790B (en) | 2022-07-15 | 2022-07-15 | Electric arc milling composite tool electrode |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210835288.9A CN115106790B (en) | 2022-07-15 | 2022-07-15 | Electric arc milling composite tool electrode |
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| CN115106790B CN115106790B (en) | 2023-11-21 |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010094792A (en) * | 2008-10-20 | 2010-04-30 | Jtekt Corp | Cutting tool and cutting method |
| CN108500409A (en) * | 2018-06-04 | 2018-09-07 | 深圳航天科创实业有限公司 | Fliud flushing accelerating toolholder in a kind of standard for arc discharge Milling Process |
| CN109702281A (en) * | 2019-01-31 | 2019-05-03 | 上海交通大学 | Electric arc is ground composite tool electrode |
| CN109909567A (en) * | 2019-03-15 | 2019-06-21 | 南京航空航天大学 | High-efficiency and precision electrolytically and mechanically combined type milling method and device |
| CN111805026A (en) * | 2020-06-23 | 2020-10-23 | 南京航空航天大学 | Electrolytic milling-electrolytic mechanical composite milling integrated machining tool and method |
| CN114054822A (en) * | 2021-12-21 | 2022-02-18 | 湖南科技大学 | Self-adaptive milling composite cutter |
| CN114054823A (en) * | 2021-12-21 | 2022-02-18 | 湖南科技大学 | Electric spark auxiliary milling composite cutter |
-
2022
- 2022-07-15 CN CN202210835288.9A patent/CN115106790B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010094792A (en) * | 2008-10-20 | 2010-04-30 | Jtekt Corp | Cutting tool and cutting method |
| CN108500409A (en) * | 2018-06-04 | 2018-09-07 | 深圳航天科创实业有限公司 | Fliud flushing accelerating toolholder in a kind of standard for arc discharge Milling Process |
| CN109702281A (en) * | 2019-01-31 | 2019-05-03 | 上海交通大学 | Electric arc is ground composite tool electrode |
| CN109909567A (en) * | 2019-03-15 | 2019-06-21 | 南京航空航天大学 | High-efficiency and precision electrolytically and mechanically combined type milling method and device |
| CN111805026A (en) * | 2020-06-23 | 2020-10-23 | 南京航空航天大学 | Electrolytic milling-electrolytic mechanical composite milling integrated machining tool and method |
| CN114054822A (en) * | 2021-12-21 | 2022-02-18 | 湖南科技大学 | Self-adaptive milling composite cutter |
| CN114054823A (en) * | 2021-12-21 | 2022-02-18 | 湖南科技大学 | Electric spark auxiliary milling composite cutter |
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