CN104669138A - Method for manufacturing abrasive tool with abrasive particle collaborative configuration by virtue of brazing - Google Patents
Method for manufacturing abrasive tool with abrasive particle collaborative configuration by virtue of brazing Download PDFInfo
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- CN104669138A CN104669138A CN201510074521.6A CN201510074521A CN104669138A CN 104669138 A CN104669138 A CN 104669138A CN 201510074521 A CN201510074521 A CN 201510074521A CN 104669138 A CN104669138 A CN 104669138A
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- abrasive
- arrangement
- abrasive material
- solder
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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
- B24D18/0072—Manufacture of grinding tools or other grinding devices, e.g. wheels, not otherwise provided for using adhesives for bonding abrasive particles or grinding elements to a support, e.g. by gluing
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Abstract
The invention discloses a method for manufacturing an abrasive tool with abrasive particle collaborative configuration by virtue of brazing, which comprises the following steps: 1) carrying out pretreatment on abrasive materials and a steel substrate; 2) smearing binder onto the surface of the steel substrate uniformly; 3) configuring two kinds of abrasive materials on the surface of the binder according to a corresponding geometric structure; 4) covering the surroundings of the abrasive materials with brazing filler metal, putting into a vacuum furnace, heating at a high temperature, and cooling so as to obtain the abrasive tool. According to the method, diamond and cubic boron nitride are preferably adopted as abrasive materials for manufacturing the brazing tool with abrasive material collaborative configuration by virtue of high-temperature brazing; the excellent thermal expansion performance of the brazing filler metal (Ag-Cu-Ti brazing filler metal and Cu-Sn-Ti brazing filler metal) is utilized to make up the thermal expansion difference of the steel substrate, the alloy brazing filler metal and the abrasive materials, the brazed connection of the abrasive materials and the steel substrate is successively realized, and the application field of the brazing abrasive tool is broadened.
Description
Technical field
The invention discloses a kind of method that solder high temperature brazing makes abrasive material tools, particularly realize the method for abrasive material brazing in steel matrix of two kinds of collaborative arrangements with Ag-Cu-Ti solder, Cu-Sn-Ti solder, belong to high temperature brazing technical field.
Background technology
According to processing Theory, the processing characteristics of abrasive material tools is determined by two aspects: the ability being on the one hand abrasive particle bearing load, and namely the intensity of abrasive material and bonding agent are to the bonding streng of abrasive material; On the other hand the pattern of abrasive grain placement, concerning most important single-layer, consolidated abrasive material tools.
In recent years, high temperature brazing abrasive material tools achieves significant progress, a kind of Ni-based, money base, copper base solder soldering abrasive material of adopting solder, abrasive material and bonding agent is made to realize metallurgical binding, realize the brazing of abrasive material and brazing filler metal alloy, and then the bonding streng strengthened abrasive material, bonding agent layer thickness only need maintain abrasive material height 30%, is just enough to the bonding streng bearing abrasive particle in the processing of large load high-speed and high-efficiency.Therefore, high temperature brazing abrasive material tools solves the bond strength problem of abrasive material and bonding agent.
Present stage, when developing abrasive material tools, the focus of concern has all been placed on single abrasive material, and wishes that nationality helps soldering can increase substantially holding intensity to abrasive material, meets in the demand of heavy load processing operation, improves the service life of working (machining) efficiency and instrument.Also nobody recognizes that the performance of the abrasive material tools of arrangement worked in coordination with by two kinds of abrasive materials.
Diamond abrasive is the superhard material that current hardness is the highest, has high thermal conductivity and compression strength, is widely used in the processing of high hard, high crisp, high-strength tenacity material; Cubic boron nitride abrasive materials be diamond after the second manufactured abrasive, hardness is only lower than diamond, but still far above corundum and silicon carbide abrasive, and this abrasive material heat endurance is better than diamond, there is corrosion-resistant, wearability preferably, have larger chemical inertness to iron family element.The complementarity of two kinds of superhard materials (diamond, cubic boron nitride) on adaptive surface, extends machinable material scope greatly, covers that various height is firmly crisp, high-strength tenacity material.The collaborative arrangement soldering of two kinds of abrasive materials, rarely has report at present.
In view of the excellent properties of above-mentioned abrasive material, the technology of arrangement instrument worked in coordination with by the abrasive material that invention one can integrate two kinds of abrasive materials (diamond, cubic boron nitride) performance, has important innovative significance.How making two kinds of abrasive materials work in coordination with, arrangement soldering can produce firmly metallurgical binding and optimize the pattern that abrasive material works in coordination with arrangement is difficult point place of the present invention.
Summary of the invention
For solving above-mentioned difficult point, the present invention proposes a kind of solder and realizes two kinds of collaborative abrasive materials of arrangement and the process of steel matrix brazing, utilize the hot expansibility of solder excellence to make up the thermal dilation difference of steel matrix, solder alloy and abrasive material, successfully realize the collaborative abrasive material of arrangement and the brazing of steel matrix.Concrete scheme is as follows:
A kind of soldering sintered carbide tools distributing technique, is characterized in that, comprise the following steps:
The first step, pretreatment is carried out to abrasive material and steel matrix;
Second step, by binding agent uniform application steel matrix surface;
3rd step, to arrange two kinds of abrasive materials in adhesive surface, described abrasive material composition arrangement group, described arrangement group is with a center arrangement unit for the center of circle, and several arrangement unit are evenly arranged around center arrangement unit; The number of described arrangement unit is n, and described center arrangement unit with the longitudinal pitch of arrangement unit is
r, the circumferential spacing of arrangement unit is
θ,
θ=2 π/n;
Described center arrangement unit and arrangement cell geometry present shellring shape, ground floor and the second layer the first abrasive material, and third layer the second abrasive material, the second layer is
n 1abrasive particle around ground floor with radius
r 1even arrangement, third layer is
n 2abrasive particle around center with radius
r 2even arrangement, ground floor average diameter of particles is
d 1, the second layer and third layer average diameter of particles are
d 2;
Described parameters relationship is as follows:
r=
k r 2(3≤
k≤ 5),
n=6,
θ=
π/ 3,
r 1=
k(
d 1+
d 2)/4,
r 2=
k(
d 1+ 3
d 2)/4,1.5≤
d 1/
d 2≤ 2,
n 1=π (1+
d 1/
d 2),
n 2=π (3+
d 1/
d 2).
4th step, cover around abrasive material with solder, test specimen is put into vacuum drying oven, vacuumize, 880 ~ 950 DEG C are warming up to 10 ~ 20 DEG C/min speed, insulation 10 ~ 30min, be cooled to 400 DEG C with 10 ~ 20 DEG C/min speed, cool to room temperature with the furnace, the low vacuum in heating and cooling process in vacuum drying oven is in 1 × 10
-2pa.
The present invention is handled as follows two kinds of abrasive materials and steel matrix before brazing: two kinds of abrasive materials are carried out respectively in the mixed solution of acetone and ethanol ultrasonic cleaning, dry after stand-by, the volume ratio of acetone used and ethanol is 1.5:1; Use sand paper to carry out polishing to steel matrix surface and remove oxide skin(coating), use the organic solvents such as gasoline to clean steel matrix, after drying, blasting treatment is done to steel matrix faying face, with acetone, steel matrix surface is cleaned, for subsequent use after dry.
Binding agent of the present invention is that 1:1 configures by pressure sensitive adhesive and acetone according to volume ratio, mixing and stirring.
Preferably, the thickness of described binding agent is 0.15 ~ 0.35mm.
Preferably, described first abrasive material is diamond, the second abrasive material is cubic boron nitride.
Preferably, described first abrasive material is cubic boron nitride, the second abrasive material is diamond.
Preferably, described diamond comprises natural diamond, diamond, polycrystalline diamond; Described cubic boron nitride comprises cubic boron nitride, polycrystalline cubic boron nitride.
Preferably, described abrasive material ground floor particle size range is 20 ~ 45 orders, and the second layer and third layer particle size range are 35 ~ 80 orders.
Preferably, described solder Ag-Cu-Ti solder, Cu-Sn-Ti solder.
Preferably, described Ag-Cu-Ti brazing filler metal compositions useful is (Ag
72cu
28)
95ti
5ag-Cu alloy, particle mean size is 60 ~ 200 orders; Cu-Sn-Ti brazing filler metal compositions useful is (Cu
80sn
20)
95ti
5alloy, particle mean size is 50 ~ 220 orders.
Preferably, the Altitude control of described solder is at 45 ~ 90% of abrasive material height, and solder is no more than 80% of abrasive material itself height along the climb altitude of abrasive surface.
Beneficial effect of the present invention has:
1, mentality of designing of the present invention is: according to processing request design tool surface abrasive pattern, and collaborative arrangement is carried out to tool surfaces two kinds of abrasive materials, at the temperature of 880 ~ 950 DEG C, active element Ti in solder (Ag-Cu-Ti solder, Cu-Sn-Ti solder) is diffused into the interface of abrasive material (diamond, cubic boron nitride), by reacting respectively with it thus realizing soaking two kinds of abrasive materials, and generate the compound of Ti, forming reactions layer (transition zone).Solder (Ag-Cu-Ti solder, Cu-Sn-Ti solder) and steel all belong to Metal Phase, structural similarity makes liquid solder under high temperature be easy to dependence on steel surface to sprawl, spread and dissolve and form strong bonded, thus under the effect of solder (Ag-Cu-Ti solder, Cu-Sn-Ti solder), realize the brazing that two kinds of abrasive materials work in coordination with arrangement and steel matrix.
2, the present invention is by controlling the temperature of soldering and temperature retention time, to control the thickness of conversion zone, composition and pattern.
3, the present invention compares with other soldering tech, with solder is disposable, the abrasive material of two kinds of collaborative arrangements and steel matrix has been carried out metallurgical binding.
4, diamond tool processing hard brittle material in the obvious advantage, diamond is that graphite synthesizes under the catalyst element HTHPs such as Fe, the high temperature that diamond tool produces when processing ferrous metal makes Fe element make diamond surface generation graphitization to diamond surface diffusion, causes diamond tool sharply wear and tear and lost efficacy.Cubic boron nitride is at high temperature lower with the chemism of ferrous metal, therefore its with the obvious advantage in processing ferrous metal, in processing hard brittle material etc., not there is advantage.Therefore two kinds of developed abrasive material tools have taken into account diamond and cubic boron nitride advantage separately in application aspect, also compensate for respective applied defect simultaneously, have widened its application for this reason.
accompanying drawing illustrates:
Fig. 1 is the process schematic representation that the abrasive material of arrangement is worked in coordination with in soldering.
Fig. 2 is abrasive material collaborative arrangement group schematic diagram.
Fig. 3 is a kind of abrasive material collaborative arrangement cell schematics.
Fig. 4 is another kind of abrasive material collaborative arrangement cell schematics.
Detailed description of the invention
Below in conjunction with accompanying drawing, present invention process is described in further detail.
Fig. 1 is abrasive material collaborative arrangement soldering manufacture craft schematic diagram: in figure, a is steel matrix surface smear binding agent; B is surface coverage template; C is collaborative arrangement abrasive material in template; D covers solder around abrasive material; E is abrasive material arrangement pattern after vacuum brazing.Binding agent 1 is spread upon in steel matrix 2, binding agent covers template 3, the diamond 4 prepared on request, cubic boron nitride 5 are worked in coordination with arrangement and sticked to template surface, brazing filler metal alloy powder 6 is covered around abrasive material, after soldering, obtain abrasive material tools 7.
The principle that abrasive particle works in coordination with arrangement is that the parameter that draws with the Modeling Calculation of abrasive particle grinding model is for foundation.Fig. 2 is the schematic diagram that a kind of abrasive particle works in coordination with arrangement group.Abrasive particle collaborative arrangement group is made up of several abrasive particles collaborative arrangement unit, and each abrasive particle is worked in coordination with arrangement unit and is made up of according to certain arrangement rule several abrasive particles again, and Fig. 3, Fig. 4 are respectively the abrasive particle collaborative arrangement unit of two types.
The structure composition that abrasive particle shown in Fig. 2 works in coordination with arrangement group is for the center of circle with an abrasive particle collaborative arrangement unit, several abrasive particles collaborative arrangement unit n evenly arranges around center arrangement unit with radius R (longitudinal pitch), abrasive particle circumferentially work in coordination with arrangement unit circumferential spacing be θ, wherein=2 π/n.
Fig. 3 is that wherein a kind of abrasive particle works in coordination with arrangement unit, and geometry presents shellring shape, and label 2 is diamond, and label 3 is cubic boron nitride, and middle ground floor is diamond, and the second layer is n
1diamond around center with radius r
1even arrangement, third layer is n
2cubic boron nitride around center with radius r
2even arrangement, median particle size scope is that (average diameter of particles is d to 20 ~ 45 orders
1), the second layer and third layer particle size range are that (average diameter of particles is d to 35 ~ 80 orders
2).
Fig. 4 is another abrasive particle collaborative arrangement unit, and geometry is similar with Fig. 2, and be shellring shape structure, label 4 is diamond, and label 5 is cubic boron nitride, and centre is cubic boron nitride, and the second layer is n
1cubic boron nitride around center with radius r
1even arrangement, third layer is n
2diamond around center with radius r
2even arrangement, median particle size scope is that (average diameter of particles is d to 20 ~ 45 orders
1), the second layer and third layer particle size range are that (average diameter of particles is d to 35 ~ 80 orders
2).
Above-mentioned parameter has following relation: R=k r
2(3≤k≤5), n=6, θ=π/3, r
1=k (d1+ d2)/4, r
2=k (d1+ 3d
2)/4,1.5≤d
1/ d
2≤ 2, n
1=π (1+ d
1/ d
2), n
2=π (3+ d
1/ d
2).Parameter makes corresponding template accordingly.
Arranging in abrasive particle group in Fig. 2 the kind of unit, is be optimized to optimum profile according to processing model.Saying of overview, the number n of grain unit in shown Fig. 2 ~ 4, spacing R, θ, the selection collocation of grain unit, the particle diameter d of abrasive particle, abrasive particle number n
1, n
2, the spacing r of abrasive particle
1, r
2, the arrangement collocation of abrasive particle is all examples, also has a lot of mutation, does not enumerate.
In the present invention, abrasive material group arranges the kind of unit, is in optimized selection according to processing model.The number of abrasive material unit in Fig. 2 ~ 4
n, spacing
r,
θ, the selection collocation of abrasive material unit, the particle order number size of abrasive particle
d, abrasive particle number
n 1,
n 2, the spacing of abrasive particle
r, the arrangement collocation of abrasive particle is an example of numerous model, also has a lot of mutation, and other the arrangement models relevant with it and this technique belong to principle of uniformity, should be considered as work of the present invention, should list protection category in.
In the present invention, in steel matrix, abrasive material arrangement also without template, and can adopt the method for Statistics, and two kinds of abrasive materials are arranged in surface, then adopts the method for operating in example to carry out soldering.
The carrier of inventive article has saw blade, emery wheel, mill, drill bit, bistrique, scroll saw, gang saw etc., and other can also be had to change.
embodiment 1
For the saw blade carrier that diameter is 230 mm, its arrangement and brazing process as follows:
The first step, diamond, cubic boron nitride carried out respectively in the mixed solution of acetone and absolute ethyl alcohol ultrasonic cleaning, dry after stand-by, the volume ratio of acetone used and ethanol is 1.5:1; Use the organic solvents such as gasoline to clean saw blade outward flange steel matrix, after drying, blasting treatment is done to saw blade outward flange steel matrix faying face, with acetone, saw blade outward flange steel matrix surface is cleaned, for subsequent use after dry;
Second step, be 1:1 according to the volume ratio of pressure sensitive adhesive and acetone, configuration binding agent, mixing and stirring, by binding agent uniform application on saw blade outward flange steel matrix surface, thickness is 0.2 mm;
The center cell of the 3rd step, abrasive material group selects the unit of abrasive material shown in Fig. 3, adopts abrasive material cell rings shown in 6 Fig. 3,4 around center with radius
rcircle alternate arrangement, wherein two kinds of abrasive material unit center ground floor granularities are 30/35 order, the second layer and third layer granularity be 50/60 order, namely
d 1=0.85 mm,
d 2=0.425 mm,
d 1/
d 2=2, get
k=4, then
r 1=
k(
d 1+
d 2)/4=1.275 mm,
r 2=
k(
d 1+ 3
d 2)/4=2.125 mm,
n 1=π (1+
d 1/
d 2)=9,
n 2=π (3+
d 1/
d 2)=15,
r=
k r 2=8.5 mm,
n=6,
θ=
π/ 3.
Make corresponding template according to above-mentioned parameter, template is covered on binding agent, the diamond prepared on request, cubic boron nitride abrasive materials are worked in coordination with arrangement and sticked to template surface, after arrangement, removes template.Arrangement mode directly perceived is as shown in Fig. 2 ~ 4.
4th step, be 60 object (Cu with particle mean size
80sn
20)
95ti
5solder alloy covers around abrasive material, and thickness is 85% of Abrasive Particle Size average-size.Test specimen is put into vacuum drying oven, vacuumizes, be warming up to 930 DEG C, be incubated 10 min with 15 DEG C/min speed, then be cooled to 400 DEG C with 10 DEG C/min speed, then cool to room temperature with the furnace, the vacuum in heating and cooling process in vacuum drying oven is all the time lower than 1 × 10
-2pa.After cooling, abrasive particle soldering is fixed on steel matrix surface, achieves brazing.
embodiment 2
The thickness of binding agent described in second step is 0.15mm; In 4th step, solder granule size scope is 220 orders, and the solder thickness range covered can be 45% of abrasive size average-size; Programming rate is 10 DEG C/min; The range of choice of brazing temperature can be 880 DEG C; The range of choice of temperature retention time can be 15 min; All the other are with embodiment 1.
embodiment 3
The thickness of binding agent described in second step is 0.35 mm; In 4th step, solder granule size scope is 100 orders, and the solder thickness range covered can be 90% of abrasive size average-size; The range of choice of brazing temperature can be 950 DEG C; Programming rate is 20 DEG C/min, cooling rate 20 DEG C/min; Range of choice for temperature retention time can be 30min; All the other are with embodiment 1.
embodiment 4
Abrasive material cell rings shown in 12 Fig. 3,4 is adopted around center with radius described in 3rd step
rcircle alternate arrangement, ground floor granularity is 20/25 order, the second layer and third layer granularity are 35/40 order, namely
d 1=1.12 mm,
d 2=0.68 mm,
d 1/
d 2=1.65, get
k=5, then
r 1=
k(
d 1+
d 2)/4=2.25 mm,
r 2=
k(
d 1+ 3
d 2)/4=3.95 mm,
n 1=π (1+
d 1/
d 2)=8,
n 2=π (3+
d 1/
d 2)=14,
r=
k r 2=19.75 mm,
n=12,
θ=
π/ 6; All the other are with embodiment 1.
embodiment 5
Abrasive material cell rings shown in 8 Fig. 3,4 is adopted around center with radius described in 3rd step
rcircle alternate arrangement, ground floor granularity is 40/45 order, the second layer and third layer granularity are 70/80 order, namely
d 1=0.59 mm,
d 2=0.34 mm,
d 1/
d 2=1.74, get
k=3, then
r 1=
k(
d 1+
d 2)/4=0.70 mm,
r 2=
k(
d 1+ 3
d 2)/4=1.21 mm,
n 1=π (1+
d 1/
d 2)=8,
n 2=π (3+
d 1/
d 2)=14,
r=
k r 2=3.63 mm,
n=8,
θ=
π/ 4; All the other are with embodiment 1.
embodiment 6
Take diameter as the mill carrier of 125mm be example, its arrangement and brazing process as follows:
The first step, diamond, cubic boron nitride carried out respectively in the mixed solution of acetone and absolute ethyl alcohol ultrasonic cleaning, dry after stand-by, the volume ratio of acetone used and ethanol is 1.5:1; Use the organic solvents such as gasoline to clean steel matrix, after drying, blasting treatment is done to steel matrix faying face, with acetone, steel matrix surface is cleaned, for subsequent use after dry;
Second step, be 1:1 according to the volume ratio of pressure sensitive adhesive and acetone, configuration binding agent, mixing and stirring, by binding agent uniform application on steel matrix surface, thickness is 0.18mm;
The center cell of the 3rd step, abrasive material group selects the unit of abrasive material shown in Fig. 4, adopts abrasive material cell rings shown in 6 Fig. 3,4 around center with radius
rcircle alternate arrangement, wherein two kinds of abrasive material unit center layer granularities are 35/40 order, the second layer and third layer granularity be 50/60 order, namely
d 1=0.726 mm,
d 2=0.425 mm,
d 1/
d 2=1.7, get
k=4, then
r 1=
k(
d 1+
d 2)/4=1.151 mm,
r 2=
k(
d 1+ 3
d 2)/4=2.001 mm,
n 1=π (1+
d 1/
d 2)=8,
n 2=π (3+
d 1/
d 2)=14,
r=
k r 2=8.004 mm,
n=6,
θ=
π/ 3;
Make corresponding template according to above-mentioned parameter, template is covered on binding agent, the diamond prepared on request, cubic boron nitride abrasive materials are worked in coordination with arrangement and sticked to template surface, after arrangement, removes template.Arrangement mode directly perceived is as shown in Fig. 2 ~ 4.
4th step, be 70 object (Ag with particle mean size
72cu
28)
95ti
5solder alloy covers around abrasive material, and thickness is 85% of Abrasive Particle Size average-size.Test specimen is put into vacuum drying oven, vacuumizes, be warming up to 900 DEG C, be incubated 10 min with 15 DEG C/min speed, then be cooled to 400 DEG C with 10 DEG C/min speed, then cool to room temperature with the furnace, the vacuum in heating and cooling process in vacuum drying oven is all the time lower than 1 × 10
-2pa.After cooling, abrasive particle soldering is fixed on steel matrix surface, achieves brazing.
embodiment 7
The thickness of binding agent described in second step is 0.15mm; In 4th step, solder granule size scope is 220 orders, and the solder thickness range covered can be 45% of abrasive size average-size; Programming rate is 10 DEG C/min; The range of choice of brazing temperature can be 880 DEG C; Cooling rate 10 DEG C/min; The range of choice of temperature retention time can be 15 min; All the other are with embodiment 6.
embodiment 8
The thickness of binding agent described in second step is 0.35 mm; In 4th step, solder granule size scope is 100 orders, and the solder thickness range covered can be 90% of abrasive size average-size; The range of choice of brazing temperature can be 950 DEG C; Programming rate is 20 DEG C/min, cooling rate 20 DEG C/min; The range of choice of temperature retention time can be 30min; All the other are with embodiment 6.
embodiment 9
Abrasive material cell rings shown in 12 Fig. 3,4 is adopted around center with radius described in 3rd step
rcircle alternate arrangement, ground floor granularity is 20/25 order, the second layer and third layer granularity are 35/40 order, namely
d 1=1.12 mm,
d 2=0.68 mm,
d 1/
d 2=1.65, get
k=5, then
r 1=
k(
d 1+
d 2)/4=2.25 mm,
r 2=
k(
d 1+ 3
d 2)/4=3.95 mm,
n 1=π (1+
d 1/
d 2)=8,
n 2=π (3+
d 1/
d 2)=14,
r=
k r 2=19.75 mm,
n=12,
θ=
π/ 6; All the other are with embodiment 6.
embodiment 10
Abrasive material cell rings shown in 8 Fig. 3,4 is adopted around center with radius described in 3rd step
rcircle alternate arrangement, ground floor granularity is 40/45 order, the second layer and third layer granularity are 70/80 order, namely
d 1=0.59 mm,
d 2=0.34 mm,
d 1/
d 2=1.74, get
k=3, then
r 1=
k(
d 1+
d 2)/4=0.70 mm,
r 2=
k(
d 1+ 3
d 2)/4=1.21 mm,
n 1=π (1+
d 1/
d 2)=8,
n 2=π (3+
d 1/
d 2)=14,
r=
k r 2=3.63 mm,
n=8,
θ=
π/ 4; All the other are with embodiment 6.
Above-mentioned detailed description of the invention is to an explanation of the present invention, is only schematic, is not circumscribed, can also has a lot of change, should be considered as protection scope of the present invention.
Claims (9)
1. soldering makes the method that abrasive particle works in coordination with the abrasive material tools of arrangement, it is characterized in that, comprises the following steps:
The first step, pretreatment is carried out to abrasive material and steel matrix;
Second step, by binding agent uniform application steel matrix surface;
3rd step, to arrange two kinds of abrasive materials in adhesive surface, described abrasive material composition arrangement group, described arrangement group is with a center arrangement unit for the center of circle, and several arrangement unit are evenly arranged around center arrangement unit; The number of described arrangement unit is n, and described center arrangement unit with the longitudinal pitch of arrangement unit is
r, the circumferential spacing of arrangement unit is
θ,
θ=2 π/n;
Described center arrangement unit and arrangement cell geometry present shellring shape, ground floor and the second layer the first abrasive material, and third layer the second abrasive material, the second layer is
n 1abrasive particle around ground floor with radius
r 1even arrangement, third layer is
n 2abrasive particle around center with radius
r 2even arrangement, ground floor average diameter of particles is
d 1, the second layer and third layer average diameter of particles are
d 2;
Described parameters relationship is as follows:
r=
k r 2(3≤
k≤ 5),
n=6,
θ=
π/ 3,
r 1=
k(
d 1+
d 2)/4,
r 2=
k(
d 1+ 3
d 2)/4,1.5≤
d 1/
d 2≤ 2,
n 1=π (1+
d 1/
d 2),
n 2=π (3+
d 1/
d 2);
4th step, cover around abrasive material with solder, test specimen is put into vacuum drying oven, vacuumize, 880 ~ 950 DEG C are warming up to 10 ~ 20 DEG C/min speed, insulation 10 ~ 30min, be cooled to 400 DEG C with 10 ~ 20 DEG C/min speed, cool to room temperature with the furnace, the low vacuum in heating and cooling process in vacuum drying oven is in 1 × 10
-2pa.
2. make according to soldering described in claim 1 method that abrasive particle works in coordination with the abrasive material tools of arrangement, it is characterized in that: the thickness of described binding agent is 0.15 ~ 0.35mm.
3. make according to soldering described in claim 1 method that abrasive particle works in coordination with the abrasive material tools of arrangement, it is characterized in that: described first abrasive material is diamond, the second abrasive material is cubic boron nitride.
4. make according to soldering described in claim 1 method that abrasive particle works in coordination with the abrasive material tools of arrangement, it is characterized in that: described first abrasive material is cubic boron nitride, the second abrasive material is diamond.
5. according to claim 3,4, soldering makes the method that abrasive particle works in coordination with the abrasive material tools of arrangement, it is characterized in that: described diamond comprises natural diamond, diamond, polycrystalline diamond; Described cubic boron nitride comprises cubic boron nitride, polycrystalline cubic boron nitride.
6. make according to claim 1 soldering the method that abrasive particle works in coordination with the abrasive material tools of arrangement, it is characterized in that: described abrasive material ground floor particle size range is 20 ~ 45 orders, and the second layer and third layer particle size range are 35 ~ 80 orders.
7. make according to claim 1 soldering the method that abrasive particle works in coordination with the abrasive material tools of arrangement, it is characterized in that: described solder Ag-Cu-Ti solder, Cu-Sn-Ti solder.
8. make according to claim 1 soldering the method that abrasive particle works in coordination with the abrasive material tools of arrangement, it is characterized in that: described Ag-Cu-Ti solder component is (Ag
72cu
28)
95ti
5ag-Cu alloy, particle mean size is 60 ~ 200 orders; Cu-Sn-Ti solder component is (Cu
80sn
20)
95ti
5alloy, particle mean size is 50 ~ 220 orders.
9. make according to soldering described in claim 1 method that abrasive particle works in coordination with the abrasive material tools of arrangement, it is characterized in that the Altitude control of described solder is at 45 ~ 90% of abrasive material height, solder is no more than 80% of abrasive material itself height along the climb altitude of abrasive surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510074521.6A CN104669138B (en) | 2015-02-12 | 2015-02-12 | The method that soldering makes the abrasive material tools of abrasive particle collaboration arrangement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510074521.6A CN104669138B (en) | 2015-02-12 | 2015-02-12 | The method that soldering makes the abrasive material tools of abrasive particle collaboration arrangement |
Publications (2)
| Publication Number | Publication Date |
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| CN104669138A true CN104669138A (en) | 2015-06-03 |
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Cited By (11)
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| CN106346382A (en) * | 2016-08-29 | 2017-01-25 | 华侨大学 | Preparation method of braze welding grinding wheel with controllable abrasive cluster arrangement patterns |
| CN106735778A (en) * | 2016-12-14 | 2017-05-31 | 青岛科技大学 | A kind of new method for making Study on Brazed Superabrasive Tools by arc cold-welding legal system |
| CN107520770A (en) * | 2017-05-04 | 2017-12-29 | 漳州职业技术学院 | A kind of wear-resisting skive preparation method of abrasive particle crystal orientation distribution |
| TWI635931B (en) * | 2016-03-24 | 2018-09-21 | 日商聯合材料股份有限公司 | Super abrasive wheel |
| CN108655524A (en) * | 2018-03-23 | 2018-10-16 | 华侨大学 | A kind of method of low temperature brazing cubic boron nitride abrasive grain |
| CN108818337A (en) * | 2018-07-05 | 2018-11-16 | 南京航空航天大学 | Form grinding single layer soldering CBN grinding wheel abrasive grain placement design and implementation methods |
| CN111250807A (en) * | 2020-03-13 | 2020-06-09 | 苏州昆腾威新材料科技有限公司 | Diamond tool and preparation method thereof |
| CN111299905A (en) * | 2020-03-20 | 2020-06-19 | 安徽工业大学 | Composite brazing filler metal containing WC and ZrC simultaneously, preparation method thereof and brazing method |
| CN111390426A (en) * | 2020-03-20 | 2020-07-10 | 安徽工业大学 | Composite brazing filler metal for brazing superhard abrasive material, preparation method of composite brazing filler metal and brazing method |
| CN112512749A (en) * | 2018-07-23 | 2021-03-16 | 圣戈班磨料磨具有限公司 | Abrasive article and method of forming the same |
| CN113043178A (en) * | 2021-03-17 | 2021-06-29 | 江苏韦尔博新材料科技有限公司 | Brazing diamond grinding and polishing sheet and preparation process thereof |
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| TWI635931B (en) * | 2016-03-24 | 2018-09-21 | 日商聯合材料股份有限公司 | Super abrasive wheel |
| CN108883517A (en) * | 2016-03-24 | 2018-11-23 | 联合材料公司 | Super-abrasive grinding wheel |
| US10875152B2 (en) | 2016-03-24 | 2020-12-29 | A.L.M.T. Corp. | Super-abrasive grinding wheel |
| CN106346382A (en) * | 2016-08-29 | 2017-01-25 | 华侨大学 | Preparation method of braze welding grinding wheel with controllable abrasive cluster arrangement patterns |
| CN106735778A (en) * | 2016-12-14 | 2017-05-31 | 青岛科技大学 | A kind of new method for making Study on Brazed Superabrasive Tools by arc cold-welding legal system |
| CN107520770A (en) * | 2017-05-04 | 2017-12-29 | 漳州职业技术学院 | A kind of wear-resisting skive preparation method of abrasive particle crystal orientation distribution |
| CN108655524B (en) * | 2018-03-23 | 2020-12-01 | 华侨大学 | Method for low-temperature brazing of cubic boron nitride abrasive particles |
| CN108655524A (en) * | 2018-03-23 | 2018-10-16 | 华侨大学 | A kind of method of low temperature brazing cubic boron nitride abrasive grain |
| CN108818337A (en) * | 2018-07-05 | 2018-11-16 | 南京航空航天大学 | Form grinding single layer soldering CBN grinding wheel abrasive grain placement design and implementation methods |
| CN112512749A (en) * | 2018-07-23 | 2021-03-16 | 圣戈班磨料磨具有限公司 | Abrasive article and method of forming the same |
| CN111250807A (en) * | 2020-03-13 | 2020-06-09 | 苏州昆腾威新材料科技有限公司 | Diamond tool and preparation method thereof |
| CN111250807B (en) * | 2020-03-13 | 2022-03-08 | 苏州昆腾威新材料科技有限公司 | Diamond tool and preparation method thereof |
| CN111390426A (en) * | 2020-03-20 | 2020-07-10 | 安徽工业大学 | Composite brazing filler metal for brazing superhard abrasive material, preparation method of composite brazing filler metal and brazing method |
| CN111299905A (en) * | 2020-03-20 | 2020-06-19 | 安徽工业大学 | Composite brazing filler metal containing WC and ZrC simultaneously, preparation method thereof and brazing method |
| CN111390426B (en) * | 2020-03-20 | 2022-07-26 | 安徽工业大学 | Composite brazing filler metal for superhard abrasive brazing, preparation method of composite brazing filler metal and brazing method |
| CN113043178A (en) * | 2021-03-17 | 2021-06-29 | 江苏韦尔博新材料科技有限公司 | Brazing diamond grinding and polishing sheet and preparation process thereof |
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