CN107866756A - A kind of micro groove structure multi-player super-hard abrasive material electroplating abrasion wheel and preparation method thereof in order - Google Patents
A kind of micro groove structure multi-player super-hard abrasive material electroplating abrasion wheel and preparation method thereof in order Download PDFInfo
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- CN107866756A CN107866756A CN201711265544.0A CN201711265544A CN107866756A CN 107866756 A CN107866756 A CN 107866756A CN 201711265544 A CN201711265544 A CN 201711265544A CN 107866756 A CN107866756 A CN 107866756A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24D—TOOLS FOR GRINDING, BUFFING OR SHARPENING
- B24D18/00—Manufacture of grinding tools or other grinding devices, e.g. wheels, not otherwise provided for
- B24D18/009—Tools not otherwise provided for
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24D—TOOLS FOR GRINDING, BUFFING OR SHARPENING
- B24D5/00—Bonded abrasive wheels, or wheels with inserted abrasive blocks, designed for acting only by their periphery; Bushings or mountings therefor
- B24D5/06—Bonded abrasive wheels, or wheels with inserted abrasive blocks, designed for acting only by their periphery; Bushings or mountings therefor with inserted abrasive blocks, e.g. segmental
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- Polishing Bodies And Polishing Tools (AREA)
Abstract
The invention discloses a kind of micro groove structure multi-player super-hard abrasive material electroplating abrasion wheel and preparation method thereof in order, it is characterized in that ordered arrangement a large amount of and includes the plating ultrahard abrasive layer of multilayer abrasive material on emery wheel wheel hub excircle, adjacent grits interlayer there are width be only tens microns, depth be hundreds of microns, the microflute that length is equal with grinding wheel thickness, spacing is hundreds of microns.Its preparation method is：In emery wheel wheel hub excircle coating polyethylene alcohol glue and it is dried to glue-line, groove array is processed on glue-line using Laser MicroJet process technology, molten polyethylene is injected into groove and is cooled to insulating trip, plating multiple layers abrasive material after glue-line is dissolved in boiling water, finally melts and removes insulating trip.The present invention emery wheel advantageously account for emery wheel easily block, grinding fluid be difficult to enter grinding area, plating multiple layers abrasive material when adjacent abrasive material easily overlap, abrasive material structural integrity difference the problem of, prevent workpiece burn, wheel grinding efficiency and service life are improved, ensures grinding quality.
Description
Technical field
The present invention relates to a kind of structure of emery wheel and preparation method thereof, particularly a kind of micro groove structure multi-player super-hard mill in order
Expect electroplating abrasion wheel and preparation method thereof.
Background technology
One of grinding process technology most wide as current mechanical manufacturing field use range, in Precision and Ultra-precision Machining
Aspect has important application.Traditional individual layer abrasive material electroplating abrasion wheel can not be repaired, it is necessary to increase thickness of coating to increase coating
Metal can cause abrasive material height of protrusion and chip space to reduce, easily block emery wheel, radiating is imitated to the hold of abrasive material
Fruit is poor, exacerbates the generation and aggregation of grinding heat, while emery wheel is in close contact with workpiece, causes grinding fluid to be difficult to effectively enter
Enter grinding area so that grinding area cooling effect is bad, easily causes workpiece fire damage.
In order to improve the chip removal of emery wheel and cooling effect, Publication No. CN103465187A patent " the big mill of micro-structural
The manufacture method of particle diamond emery wheel " is using the pulse laser perpendicular to mono-layer diamond electroplating abrasion wheel working surface, in emery wheel
The microflute that depth and width are tens microns is processed on working surface.Although fluting is advantageous to grinding fluid and enters grinding area, carry
High emery wheel chip removal and cooling performance, but because emery wheel is non-homogeneous multiple elements design body, using laser on stone surface
When processing microflute, ablated object includes abrasive particle and bonding agent, and the thermophysical property of both materials generally differs greatly,
It is caused when causing that micro groove structure and size characteristic uniformity are poor, and laser processing technology parameter is difficult to control, while laser machining
Abrasive material superficial lesions problem also can not be ignored.
A kind of Publication No. CN104385160A patent " manufacture method of ordered structure electroplating abrasion wheel " first uses laser
Beam processes groove array on emery wheel wheel hub outer circumference surface, is then filled up groove array using epoxy resin, then in emery wheel
Abrasive material is electroplated on wheel hub outer circumference surface, so as to form abrasive material and the electroplating abrasion wheel of epoxy resin regular intervals arrangement.Pass through this
Emery wheel prepared by method significantly adds the chip space of emery wheel, improves the chip removal ability of emery wheel, and make grinding fluid effective
Ground injects grinding area, improves the cooling effect of grinding area.But because the abrasive material separated in electroplating process by microflute has
Abducent trend, if the number of plies of plating abrasive material is more, adjacent grits layer can mutually be drawn close or even overlap joint turns into one
It is overall, so as to cause the width of mini longitudinal channels on grinding wheel cylindrical week working face too small even without microflute, it will cause emery wheel to hold bits empty
Between reduce, cooling effect is greatly lowered, and workpiece fire damage is easily caused in grinding process.Therefore the emery wheel prepared by this method
The abrasive material number of plies can not be excessive, the depth-to-width ratio of institute's formation microflute can not be too big, emery wheel abrasive wear or follow-up abrasive particle is mended after coming off
The amount of making up the number is on the low side, causes local location abrasive particle vacancy phenomenon occur, and wheel vibration aggravates during grinding, reduces grinding accuracy, and
The service life of emery wheel is limited.
A kind of Publication No. CN101073882A patent " optimized controllable arranged electroplating tool of three-dimensional abrasive laminated making side
Method " proposes a kind of method in emery wheel hub surface plating multiple layers abrasive material, and emery wheel prepared by this method can significantly increase
Chip space, strengthen abrasive dust discharge in grinding process, the ability that grinding fluid enters grinding area, grinding heat shifts.But this method
Using two-layer compound mask as plating mask, the abrasive material group's shape for electroplating formation is difficult to control, the mill for causing composite plating to be formed
Expect that group's pattern is up-narrow and down-wide halfpace shape, increase the interval between abrasive material group, emery wheel and work piece interface product fluctuation increase, mill
During cutting it is possible that larger vibration and the problem of cause workpiece surface quality to decline.
The content of the invention
To solve the problems, such as that above-mentioned emery wheel and prior art are present, the present invention proposes a kind of micro groove structure multi-player super-hard in order
Abrasive material electroplating abrasion wheel and preparation method thereof.The emery wheel of the present invention, it is characterized in that it is a large amount of to be arranged on emery wheel wheel hub outer circumference surface
And include the plating ultrahard abrasive layer of multi-player super-hard abrasive material, be disposed between adjacent grits layer length it is equal with grinding wheel thickness,
Width is only tens microns, depth is hundreds of microns, depth-to-width ratio reaches tens and the microflute with certain structure type, microflute exist
Equally ordered arrangement, spacing are hundreds of microns on grinding wheel cylindrical week working face.The orderly micro groove structure multilayer of the present invention surpasses
Hard grind material electroplating abrasion wheel can both increase the chip space of emery wheel, improve appearance bits, the chip removal ability of emery wheel, being advantageous to grinding fluid has
Effect ground enters grinding area, significantly improves the cooling effect of grinding area；Again because microflute size is trickle, depth-to-width ratio is big, structure is consistent
Property it is high, the periodic vibration occurred in grinding process can be mitigated, substantially increase the crudy of workpiece；Multilayer abrasive material simultaneously
Electroplating abrasion wheel can be repaired, and reduce the requirement to emery wheel wheel hub machining accuracy and assembly precision, greatly reduce emery wheel manufacture
Cost；And abrasive material size used is tiny, unit Effective grains' number increase during grinding, high same of material removing rate can ensured
Shi Tigao workpiece processing qualities.
To achieve the above object, the technical solution adopted by the present invention is：Emery wheel wheel hub is produced using machining process.
The polyvinyl alcohol glue that a layer thickness is 0.8 ~ 1.2 mm is coated on the outer circumference surface of emery wheel wheel hub, after glue natural air drying
Fully dried with being inserted together with emery wheel wheel hub in drying box, so as to form polyvinyl alcohol glue on the outer circumference surface of emery wheel wheel hub
Layer.Use Laser MicroJet process technology processed on polyvinyl alcohol glue-line spacing for hundreds of microns, width be some tens of pm,
Length is equal with grinding wheel thickness, depth is to penetrate polyvinyl alcohol glue-line and form the groove that depth is nearly hundred microns in emery wheel wheel hub
Array.Groove array is filled using molten polyethylene；After melting polyethylene cold is but molded, emery wheel wheel hub is inserted into boiling water
In, because polyvinyl alcohol glue-line can be completely dissolved in boiling water, and polyethylene does not dissolve in boiling water, then in the cylindrical of emery wheel wheel hub
Polyethylene insulation chip arrays can be left on side face.Pre-treatment is carried out to super hard abrasive and emery wheel wheel hub, pre-treatment is included to super
Hard grind material carries out pickling and alkali cleaning, and to emery wheel wheel hub acid pickling and rust removing, insulated paint is coated in emery wheel wheel hub non-working surface.Before passing through
The emery wheel wheel hub of processing is inserted in electroplating bath, and superhard abrasive is electroplated on emery wheel wheel hub outer circumference surface using composite electrodeposition technique
Material, i.e., first preplating thickness is 20 μm of nickel coating on the outer circumference surface of emery wheel wheel hub；Upper first layer super hard abrasive, plating add
Thickness causes the height of first layer super hard abrasive 65% ~ 80% to be embedded in nickel coating；Then second layer super hard abrasive is gone up again, and is thickeied
Height to second layer super hard abrasive 65% ~ 80% is embedded in nickel coating；Upper third layer super hard abrasive again, so repeatedly, until
Plating ultrahard abrasive layer a large amount of and with multi-player super-hard abrasive material, and outermost layer superhard abrasive are formed on emery wheel wheel hub outer circumference surface
The height of material 65% ~ 70% is embedded in nickel coating.Due to the presence of polyethylene insulation piece, adjacent plating ultrahard abrasive layer is complete
Separate entirely, form plating ultrahard abrasive layer with polyethylene insulation piece in the pattern being intervally arranged.The emery wheel that plating finishes is inserted
In heating furnace, heating is molten to remove polyethylene insulation chip arrays, forms a large amount of abrasive materials orderly micro groove structure multilayer alternate with microflute
Super hard abrasive electroplating abrasion wheel.
The emery wheel hub material is No. 45 steel, and a diameter of mm of Φ 20 ~ 200, thickness is 6 ~ 20 mm.
The microflute of the abrasive material interlayer be width be only 30 ~ 50 μm, depth is 500 ~ 750 μm, depth-to-width ratio is 10 ~ 25,
Spacing is 400 ~ 800 μm.
The super hard abrasive number of plies of the plating ultrahard abrasive layer is 4 ~ 7 layers.
The thickness of the abrasive material is 0.3 ~ 0.6 mm.
Described groove can be by adjusting the nozzle of Laser MicroJet process equipment and the relative motion rail of emery wheel wheel hub
Mark changes the structure type of groove, and the structure type of groove includes linear pattern, bias type, screw type.
Using Laser MicroJet process technology when processing groove on polyvinyl alcohol glue-line, a diameter of Φ of laser beam is guided
25 ~ 45 μm of water jet perpendicular to polyvinyl alcohol glue-line outer circumference surface, and along the axial feed of emery wheel wheel hub, while sand
Wheel hub is taken turns to rotate around its own axis；After often processing a groove, the nozzle of Laser MicroJet process equipment returns to initial bit
Put, then emery wheel hub rotation is indexed, carry on the processing of next groove；So repeatedly, until whole polyvinyl alcohol glue
The outer circumference surface of layer is machined with groove array.
The super hard abrasive is CBN or diamond.
Compared with prior art, the invention has the advantages that.
1. having on emery wheel wheel hub outer circumference surface, a large amount of length are equal with grinding wheel thickness, width is only tens microns, depth
Spend and reach tens for hundreds of microns, depth-to-width ratio, at intervals of hundreds of microns of microflutes, substantially increase the chip space of emery wheel,
Appearance bits, the chip removal ability of emery wheel are improved, and enables grinding fluid to effectively enter grinding area, significantly strengthens the cold of grinding area
But effect, prevent workpiece from grinding burn occurs.
2. during using Laser MicroJet process technology processing groove, after pulse laser beam is by lens focus, spray is imported into
The diameter that mouth projects is only that laser beam is inside water jet along water jet in a manner of total reflection in 25 ~ 45 μm of Φ water jet
Propagate.When water jet contacts with workpiece, laser is guided to workpiece surface, laser ablation workpiece material by water jet, ablated
Workpiece material taken away by current, while current cooling down workpiece, workpiece surface are not in heat affected area, will not also be remained molten
Slag.Therefore the recess width of processing can be only tens microns, depth-to-width ratio can reach tens, and groove has structure and chi
The advantages of very little uniformity is high, also mitigate the periodic vibration caused by intermittent grinding in grinding process significantly, so as to improve workpiece
Crudy.
3. polyethylene insulation piece ordered arrangement on emery wheel wheel hub outer circumference surface, then carries out plating super hard abrasive again,
During plating multiple layers super hard abrasive, adjacent grits layer is completely separated so as to mutually will not draw close or even be overlapped to form by polyethylene insulation piece
For an entirety, hence in so that the number of plies that the emery wheel of the present invention can electroplate abrasive material is more.Multi-player super-hard abrasive material electroplating abrasion wheel can
It is low to wheel hub machining accuracy and installation accuracy dependence with finishing, the cost of emery wheel manufacture is substantially reduced, and multilayer is superhard
Abrasive material is spatially in dislocation arrangement, when the super hard abrasive on top layer wears or come off in grinding process, next layer superhard
Abrasive material can participate in being ground in time, improve the utilization rate of abrasive material and the grinding efficiency of emery wheel, extend the service life of emery wheel, ensure
The crudy of workpiece.
4. polyvinyl alcohol glue-line can be completely dissolved in 95 DEG C of hot water in the present invention, plate surface relative clean, plating
Pretreatment is very simple, and binding force of cladding material is fine.
5. super hard abrasive size used in the present invention is tiny, the unit Effective grains' number increase of emery wheel, can protected during grinding
The crudy of workpiece is improved while card material removing rate is high.
Brief description of the drawings
Fig. 1 is the schematic diagram that Laser MicroJet process equipment processes groove on polyvinyl alcohol glue-line and emery wheel wheel hub.
Fig. 2 is that the schematic diagram and its partial view after groove array are processed on polyvinyl alcohol glue-line and emery wheel wheel hub.
Fig. 3 is the schematic diagram and its partial view injected into groove array after molten polyethylene.
Fig. 4 leaves polyethylene insulation chip arrays after being completely dissolved polyvinyl alcohol glue-line on emery wheel wheel hub outer circumference surface
Schematic diagram and its partial view.
Fig. 5 is showing after plating multiple layers super hard abrasive on emery wheel wheel hub outer circumference surface between adjacent polyethylene insulation piece
Intention and its partial view.
Fig. 6 is the molten emery wheel schematic diagram and its partial view removed after polyethylene insulation piece.
It is denoted as in figure 1 above to Fig. 6：1st, emery wheel wheel hub, 2, polyethylene insulation piece, 3, super hard abrasive, 4, nickel coating,
5th, polyvinyl alcohol glue-line, 6, nozzle, 7, groove, 8, abrasive material, 9, water jet, 10, laser beam, 11, molten polyethylene, 12, micro-
Groove.
Embodiment
Invention embodiment is described further below in conjunction with the accompanying drawings.
Referring to Fig. 1 to Fig. 6, a kind of micro groove structure multi-player super-hard abrasive material electroplating abrasion wheel, its architectural feature in order are：In sand
Take turns and the plating ultrahard abrasive layer 8 of multi-player super-hard abrasive material 3, adjacent grits layer 8 are arranged largely and included on the outer circumference surface of wheel hub 1
Between be disposed with the microflute 12 of bias type；The width of microflute 12 is only 50 μm, depth is 500 μm, depth-to-width ratio reaches 10, axially
Length is equal with grinding wheel thickness；Equally ordered arrangement, spacing are 700 μ to the array of microflute 12 on grinding wheel cylindrical week working face
m.Orderly micro groove structure substantially increases the chip space of emery wheel, improves appearance bits, the chip removal ability of emery wheel, and causes grinding fluid
Grinding area can be effectively entered, significantly strengthens the cooling effect of grinding area, prevents workpiece from grinding burn occurs.
A kind of preparation method of micro groove structure multi-player super-hard abrasive material electroplating abrasion wheel in order is as follows.
Step 1: the method for machining is used to produce material as No. 45 steel, the mm of a diameter of Φ 200, thickness 10
Mm emery wheel wheel hub 1, the polyvinyl alcohol glue that last layer thickness is 1.0 mm is coated on the outer circumference surface of emery wheel wheel hub 1, is treated
Insert in drying box and dry 8 hours together with emery wheel wheel hub 1 after glue natural air drying, formed on the outer circumference surface of emery wheel wheel hub 1
Polyvinyl alcohol glue-line 5.
Step 2: groove 7 is processed on polyvinyl alcohol glue-line 5 using Laser MicroJet process technology.Laser beam 10 is in water
Propagated in a manner of being totally reflected along water jet 9 the inside of jet 9.When water jet 9 contacts with workpiece, laser is drawn by water jet 9
Workpiece surface, laser ablation workpiece material are directed at, ablated workpiece material is taken away by current, while current cooling down workpiece, work
Part surface is not in heat affected area, also will not residual slag.Therefore the groove 7 using the processing of Laser MicroJet process technology is wide
Degree can be only tens microns, depth-to-width ratio can reach tens, and groove 7 has the advantages of structure snd size uniformity is high.
The diameter of water jet 9 is adjusted by the diameter for the nozzle 6 for controlling Laser MicroJet process equipment, so that the sand of the present invention
Wheel can process width on the outer circumference surface of emery wheel wheel hub 1 and polyvinyl alcohol glue-line 5 and be only 50 μm and have a big depth-to-width ratio
Groove 7.Laser beam 10 under the guiding of a diameter of 40 μm of Φ water jet 9 perpendicular to the outer circumference surface of polyvinyl alcohol glue-line 5,
And along the axial feed of emery wheel wheel hub 1, while emery wheel wheel hub 1 rotates around its own axis；After often processing a groove 7,
The nozzle 6 of Laser MicroJet process equipment returns to initial position, then emery wheel wheel hub 1 is rotated into indexing, carries on next recessed
The processing of groove 7；So repeatedly, until processing spacing on whole polyvinyl alcohol glue-line 5 as 700 μm, axial length and emery wheel
Thickness is equal, width is 50 μm, depth is that to penetrate polyvinyl alcohol glue-line 5 and form depth in emery wheel wheel hub 1 be 100 μm recessed
The array of groove 7.
Step 3: being filled the array of groove 7 using molten polyethylene 11, packed height is to expose the excircle of emery wheel wheel hub 1
The mm of surface 0.7, after the cooling and shaping of molten polyethylene 11, emery wheel wheel hub 1 is inserted in boiling water, due to the energy of polyvinyl alcohol glue-line 5
It is enough to be completely dissolved in 95 DEG C of hot water, therefore the excircle of emery wheel wheel hub 1 surface relative clean to be electroplated, plating pretreatment are very simple
It is single, and polyethylene does not dissolve in boiling water, then the array of polyethylene insulation piece 2 can be left on the outer circumference surface of emery wheel wheel hub 1.
Step 4: carrying out pre-treatment to super hard abrasive 3 and emery wheel wheel hub 1, pre-treatment includes carries out pickling to super hard abrasive 3
And alkali cleaning, to the acid pickling and rust removing of emery wheel wheel hub 1, insulated paint is coated in the non-working surface of emery wheel wheel hub 1.Super hard abrasive 3 used is 200 mesh
Diamond, size is tiny, the unit Effective grains' number increase of emery wheel during grinding, can be while ensureing that material removing rate is high
Improve the crudy of workpiece.
Step 5: the emery wheel wheel hub 1 Jing Guo pre-treatment is inserted in electroplating bath, electroplated using existing ripe Process configuration
Liquid, plating solution formula are as follows：The g/L of nickel sulfate 190 ~ 220, the g/L of cobaltous sulfate 15 ~ 25, the g/L of boric acid 35, the g/ of sodium chloride 8 ~ 10
L, the g/L of lauryl sodium sulfate 0.08 ~ 0.1.Electroplating parameter：Plating solution pH value is 4 ~ 5, and temperature is 45 ~ 60 DEG C, and cathode current is close
Spend for 1 ~ 3 A/dm2.Super hard abrasive 3 is electroplated on the outer circumference surface of emery wheel wheel hub 1 using composite electrodeposition technique, i.e., first in emery wheel
It is 20 μm of nickel coatings 4 to plate thickness on the outer circumference surface of wheel hub 1 in advance, by the super hard abrasive 3 Jing Guo pre-treatment using stucco method and in advance
The nickel coating 4 of plating is bonded, by the plating of short time that the super hard abrasive 3 for pressing close to bottom is cylindrical tentatively fixed to emery wheel wheel hub 1
In nickel coating 4 on side face, the super hard abrasive 3 of the surface attachment of emery wheel wheel hub 1 is slowly washed with distilled water.It is laggard to complete sand removal
Row plating thickeies, thicken cause first layer super hard abrasive 65% ~ 80% height be embedded in nickel coating 4 after again the upper second layer it is superhard
Abrasive material 3, thicken to the height of second layer super hard abrasive 65% ~ 80% and be embedded in nickel coating 4 again, then upper third layer super hard abrasive
3, so repeatedly, until the plating number of plies of super hard abrasive 3 reaches 5 layers, the thickness of abrasive material 8 is 0.4 mm, and outermost layer superhard abrasive
The height of material 65% ~ 70% is embedded in nickel coating 4.Finally plating is formed a large amount of and included more on the outer circumference surface of emery wheel wheel hub 1
The plating ultrahard abrasive layer 8 of layer super hard abrasive 3, the super hard abrasive 3 of multilayer is spatially in dislocation arrangement, when the superhard abrasive on top layer
When material 3 wears or come off in grinding process, next layer of super hard abrasive 3 can participate in being ground in time, improve the utilization of abrasive material
The grinding efficiency of rate and emery wheel, extend the service life of emery wheel, ensure the crudy of workpiece.Because polyethylene insulation piece 2 will
Adjacent plating ultrahard abrasive layer 8 is completely separated, so forming plating abrasive material 8 and poly- second on the outer circumference surface of emery wheel wheel hub 1
Alkene insulating trip 2 is in the pattern being intervally arranged.
Step 6: the emery wheel that plating is finished is inserted in heating furnace, heating is molten to remove the array of polyethylene insulation piece 2, is formed big
Measure the orderly micro groove structure multi-player super-hard abrasive material electroplating abrasion wheel alternate with microflute 12 of abrasive material 8.
The content that above-described embodiment illustrates should be understood to that these embodiments are only used for being illustrated more clearly that the present invention, without
For limiting the scope of the present invention, after the present invention has been read, the various equivalent form of values of the those skilled in the art to the present invention
Modification fall within the application appended claims limited range.
Claims (9)
- A kind of 1. micro groove structure multi-player super-hard abrasive material electroplating abrasion wheel in order, it is characterised in that：In emery wheel wheel hub（1）On outer circumference surface Arrange a large amount of and include multi-player super-hard abrasive material（3）Plating ultrahard abrasive layer（8）, adjacent grits layer（8）Between be disposed with The microflute of certain structure type（12）；Microflute（12）Width be only tens microns, depth be that hundreds of microns, depth-to-width ratio reach several Tenth, length is equal with grinding wheel thickness；Microflute（12）Equally ordered arrangement, spacing are array on grinding wheel cylindrical week working face Hundreds of microns.
- 2. a kind of preparation method of micro groove structure multi-player super-hard abrasive material electroplating abrasion wheel in order, it is characterised in that preparation process is as follows：Step 1: emery wheel wheel hub is produced using machining process（1）；In emery wheel wheel hub（2）Outer circumference surface on coat one Thickness degree be 0.8 ~ 1.2 mm polyvinyl alcohol glue, after glue natural air drying with emery wheel wheel hub（1）Drying box is inserted together It is interior fully to dry, so as in emery wheel wheel hub（1）Polyvinyl alcohol glue-line is formed on outer circumference surface（5）；Step 2: using Laser MicroJet process technology in polyvinyl alcohol glue-line（5）On process spacing for hundreds of microns, width For some tens of pm, length is equal with grinding wheel thickness, depth is penetrates polyvinyl alcohol glue-line（5）And in emery wheel wheel hub（1）Formed deep Spend the groove for nearly hundred microns（7）Array；Step 3: using molten polyethylene（11）By groove（7）Array is filled；Treat molten polyethylene（11）, will after cooling and shaping Emery wheel wheel hub（1）Insert in boiling water, due to polyvinyl alcohol glue-line（5）It can be completely dissolved in boiling water, and polyethylene does not dissolve in Boiling water, then in emery wheel wheel hub（1）Polyethylene insulation piece can be left on outer circumference surface（2）Array；Step 4: to super hard abrasive（3）With emery wheel wheel hub（1）Pre-treatment is carried out, pre-treatment is included to super hard abrasive（3）Carry out acid Wash and alkali cleaning, to emery wheel wheel hub（1）Acid pickling and rust removing, in emery wheel wheel hub（1）Non-working surface coats insulated paint；Step 5: by the emery wheel wheel hub Jing Guo pre-treatment（1）Insert in electroplating bath, using composite electrodeposition technique in emery wheel wheel hub （1）Super hard abrasive is electroplated on outer circumference surface（3）, i.e., first in emery wheel wheel hub（1）Preplating thickness is 20 μm of nickel plating on outer circumference surface Layer（4）；Upper first layer super hard abrasive（3）, plating, which thickeies, causes first layer super hard abrasive（3）65% ~ 80% height is embedded in plating Nickel dam（4）In；Then second layer super hard abrasive is gone up again（3）, and thicken to second layer super hard abrasive（3）65% ~ 80% height quilt It is embedded to nickel coating（4）In；Upper third layer super hard abrasive again（3）, so repeatedly, until in emery wheel wheel hub（1）Shape on outer circumference surface Into a large amount of and there is multi-player super-hard abrasive material（3）Plating ultrahard abrasive layer（8）, and outermost layer super hard abrasive（3）65% ~ 70% height Degree is embedded in nickel coating（4）In；Step 6: the emery wheel that plating is finished is inserted in heating furnace, heating is molten to remove polyethylene insulation piece（2）Array, formed a large amount of Abrasive material（8）With microflute（12）Alternate orderly micro groove structure multi-player super-hard abrasive material electroplating abrasion wheel.
- 3. described in a kind of micro groove structure multi-player super-hard abrasive material electroplating abrasion wheel in order according to claim 1 or claim 2 A kind of micro groove structure multi-player super-hard abrasive material electroplating abrasion wheel in order preparation method, described emery wheel wheel hub（1）Material is No. 45 Steel, a diameter of mm of Φ 20 ~ 200, thickness are 6 ~ 20 mm.
- 4. described in a kind of micro groove structure multi-player super-hard abrasive material electroplating abrasion wheel in order according to claim 1 or claim 2 A kind of micro groove structure multi-player super-hard abrasive material electroplating abrasion wheel in order preparation method, described microflute（12）Width be only 30 ~ 50 μm, depth be 500 ~ 750 μm, depth-to-width ratio be 10 ~ 25, spacing be 400 ~ 800 μm.
- 5. described in a kind of micro groove structure multi-player super-hard abrasive material electroplating abrasion wheel in order according to claim 1 or claim 2 A kind of micro groove structure multi-player super-hard abrasive material electroplating abrasion wheel in order preparation method, described multi-player super-hard abrasive material（3）Refer to surpass The hard grind bed of material（8）Plating super hard abrasive（3）The number of plies be 4 ~ 7 layers.
- 6. described in a kind of micro groove structure multi-player super-hard abrasive material electroplating abrasion wheel in order according to claim 1 or claim 2 A kind of micro groove structure multi-player super-hard abrasive material electroplating abrasion wheel in order preparation method, abrasive material（8）Thickness be 0.3 ~ 0.6 mm.
- 7. a kind of preparation method of micro groove structure multi-player super-hard abrasive material electroplating abrasion wheel in order according to claim 2, described Groove（7）Can be by adjusting the nozzle of Laser MicroJet process equipment（6）With emery wheel wheel hub（1）Relative movement orbit come Change groove（7）Structure type, groove（7）Structure type include linear pattern, bias type, screw type.
- 8. a kind of preparation method of micro groove structure multi-player super-hard abrasive material electroplating abrasion wheel in order according to claim 2, step Laser MicroJet process technology is used in polyvinyl alcohol glue-line described in two（5）Upper processing groove（7）When, guide laser beam （10）Water jet（9）Perpendicular to polyvinyl alcohol glue water layer（5）Outer circumference surface, and along emery wheel wheel hub（1）Axial feed, Emery wheel wheel hub simultaneously（1）Rotated around its own axis；Often process a groove（7）Afterwards, the spray of Laser MicroJet process equipment Mouth（6）Initial position is returned, then by emery wheel wheel hub（1）Indexing is rotated, carries on next groove（7）Processing；It is so anti- It is multiple, until whole polyvinyl alcohol glue-line（5）Outer circumference surface processing it is fluted（7）Array.
- 9. a kind of preparation method of micro groove structure multi-player super-hard abrasive material electroplating abrasion wheel in order according to claim 2, described Super hard abrasive（3）For diamond or CBN.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711265544.0A CN107866756B (en) | 2017-12-05 | 2017-12-05 | A kind of preparation method of orderly micro groove structure multi-player super-hard abrasive material electroplating abrasion wheel |
| CN201910015117.XA CN109773671B (en) | 2017-12-05 | 2017-12-05 | Multilayer superhard abrasive material electroplating grinding wheel with ordered micro-groove structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711265544.0A CN107866756B (en) | 2017-12-05 | 2017-12-05 | A kind of preparation method of orderly micro groove structure multi-player super-hard abrasive material electroplating abrasion wheel |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201910015117.XA Division CN109773671B (en) | 2017-12-05 | 2017-12-05 | Multilayer superhard abrasive material electroplating grinding wheel with ordered micro-groove structure |
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| CN109262478A (en) * | 2018-07-27 | 2019-01-25 | 深圳西斯特科技有限公司 | A kind of novel robot casting cutting sheet |
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| CN110202492A (en) * | 2018-02-28 | 2019-09-06 | 常州市达蒙砂轮制造有限公司 | A kind of grinding wheel with potassium sulfur compound |
| CN108326764A (en) * | 2018-05-03 | 2018-07-27 | 西安增材制造国家研究院有限公司 | Spray lubricating fluid grinding wheel and the grinding attachment including the grinding wheel in electroplating surface abrasive material |
| US20210268626A1 (en) * | 2018-06-13 | 2021-09-02 | Changsha University Of Science And Technology | Orderly-micro-grooved pcd grinding wheel and method for making same |
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| CN113787467A (en) * | 2021-03-22 | 2021-12-14 | 华南理工大学 | Electroplating grinding wheel with orderly arranged superfine grinding particle clusters and preparation method thereof |
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|---|---|
| CN107866756B (en) | 2019-03-19 |
| CN109773671B (en) | 2020-11-20 |
| CN109773671A (en) | 2019-05-21 |
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