CN104907563A - Method for preparing diamond cutting and grinding disc connected with metal flange - Google Patents
Method for preparing diamond cutting and grinding disc connected with metal flange Download PDFInfo
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- CN104907563A CN104907563A CN201510270585.3A CN201510270585A CN104907563A CN 104907563 A CN104907563 A CN 104907563A CN 201510270585 A CN201510270585 A CN 201510270585A CN 104907563 A CN104907563 A CN 104907563A
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Abstract
The invention relates to a method for preparing a diamond cutting and grinding disc connected with a metal flange, and belongs to the technical field of diamond machining tools. The preparing method comprises the following steps of matching of the metallic bond and the diamond, pelleting, cold pressing, hot pressed sintering, paint spraying, truing, dressing, flange assembling, checking, packaging and storage. The method is characterized in that the temperature of the hot pressed sintering ranges from 800 DEG C to 880 DEG C, and the pressure ranges from 250 kgf/cm<2> to 300 kgf/cm<2>. The diamond cutting and grinding disc obtained through the preparing method and connected with the metal flange has the double effects of cutting and grinding. The cutting and grinding disc is safe and reliable in performance, simple and reasonable in structure, low in manufacturing cost, flexible in operation, and good in product sharpness and chip removal performance.
Description
Technical field
The present invention relates to the technical field of diamond cutting tool, more particularly, the present invention relates to a kind of preparation method of diamond cutting abrasive disc of connection metal flange.
Background technology
Diamond is the material that in known materials, hardness is the highest, and thus diamond cutting tool becomes the indispensable material of the various stiff materials of processing.Diamond cutting tool is mixed mutually with synthetic diamond particles by metal dust, and repressed and sintering forms.And along with social development, basisization construction scale constantly expands, also more wide application market is provided to diamond tool, nowadays diamond tool has been widely used in the engineering construction such as stone material, glass, pottery and house, road, bridge, the serviceability of market to diamond tool also improves constantly, sharpness is good, wearability is high, easy to use, and the user of being simple to operate unanimously pursues.
Diamond tool serviceability major embodiment is two aspects: cutting and polishing.These two kinds of performances of diamond tool are all separately carried out on the market today, and very inconvenient when user uses, device of often changing planes, changes product, work consuming consuming time.Also do not have a product both to be combined at present, the present invention is by unique design, and adopt high strength material high-performance powder will cut and grind two kinds of occupation modes and combine, user uses simply, easy to operately significantly improves production efficiency.
Summary of the invention
Cutting and grinding the separate problem of performance to solve the diamond tool existed in prior art, the object of the present invention is to provide a kind of preparation method of diamond cutting abrasive disc of connection metal flange.
In order to realize foregoing invention object of the present invention, the invention provides following technical scheme:
A preparation method for the diamond cutting abrasive disc of connection metal flange, is prepared by following operation: metallic bond and adamantine batching, granulation-cold pressing-hot pressed sintering-pad punching, spray paint, the flange that puts the first edge on a knife or a pair of scissors-assemble-test package warehouse-in; It is characterized in that: the temperature of hot pressed sintering is 800 ~ 880 DEG C, and pressure is 250 ~ 300kgf/cm
2.
Wherein, adamantine concentration is 0.5 ~ 0.8ct/cm
3.
Wherein, described adamantine granularity is 35/40 ~ 50/60, and the volume that granularity is 35/40 accounts for 30 ~ 35%, granularity be 40/45 volume account for 35 ~ 40%, granularity be 50/60 volume account for 25 ~ 30%.
Wherein, described metallic bond is by TSP alloyed powder, the copper powder of 35 ~ 40wt%, the glass putty of 8 ~ 10wt%, the pore creating material of 1.0 ~ 1.5wt% of 19 ~ 22wt%, and the atomized alloy powder composition of surplus.
Wherein, in described atomized alloy powder, contain with its weighing scale: the tin of 8 ~ 10wt%, the copper of 35 ~ 40wt%, and the iron of surplus.
Wherein, in described TSP alloyed powder, contain following component with its weighing scale: the Co of the Ni of 18 ~ 20wt%, the Cr of 6 ~ 8wt%, 10 ~ 15wt%, the C of 1.0 ~ 1.5wt%, the CrN of 1.2 ~ 1.5wt%, and the Fe composition of surplus; And said components is carried out mechanical alloying process and is obtained in ball mill.
The preparation method of the diamond cutting abrasive disc of connection metal flange of the present invention, comprises the following steps:
1) batching, granulation: according to proportioning, get metallic bond, TSP alloyed powder, copper powder, glass putty and pore creating material, and add diamond; premix makes molding mass; adopt three-dimensional material mixer batch mixing, then utilize comminutor to carry out granulation and obtain molding mass, particle diameter is 50 ~ 200 μm.
2) cold pressing: adjust moulds of industrial equipment, first add steel matrix, then throw in molding mass and be assembled into extrusion forming in cold moudling punching block and obtain cutting sheet base material, steel matrix is 65Mn material.
3) hot pressed sintering: what obtain colding pressing cuts sheet base material, is assembled in hot pressing punching block, carries out pressure sintering under vacuum, the temperature of hot pressed sintering is 800 ~ 880 DEG C, and pressure is 250 ~ 300kgf/cm
2.
4) pad punching, spray paint, put the first edge on a knife or a pair of scissors: sheet will be cut after hot pressed sintering, carry out descale, spray varnish, then with the guarantee fund's hard rock exposure of grinder buffing cutting blade surface.
5) flange packaging is assembled: be assembled on request by metal flange and cut on sheet, pack warehouse-in on request.
Wherein, described diamond cutting abrasive disc, comprises metal flange and is arranged on the diamond cutting abrasive disc on described metal flange; It is characterized in that: described diamond cutting abrasive disc comprises disc substrate, and described disc substrate has the inner surface relative with described metal flange, the outer surface relative with described inner surface, and the side circumferentially distributed; Described side is formed with the diamond cutting cutter head extending to inner surface and outer surface, the periphery of described outer surface is provided with annular grinding face, on described grinding face, compartment of terrain is provided with multiple diamond grinding layer, forms chip area between adjacent diamond grinding layer.
Wherein, described diamond grinding layer extends to the second end of described annular grinding face excircle from the first end of described annular grinding face inner periphery; And the width of described diamond grinding layer broadens gradually from first end to the second end, and has recess in the centre position of the second end.
Compared with prior art, the present invention has following beneficial effect:
The diamond cutting abrasive disc adopting method of the present invention to prepare is simple and reasonable, and cost of manufacture is low, flexible operation, has good cutting and grinding performance concurrently, is specially adapted to the cutting for marble, granite, cement concrete and grinding.
Accompanying drawing explanation
Figure 1A is the face that the cuts schematic diagram of diamond cutting abrasive disc of the present invention.
Figure 1B is the face that the cuts schematic diagram of diamond cutting abrasive disc of the present invention.
Fig. 2 is the structural representation of D-D cross section in Figure 1A.
Fig. 3 be metal flange of the present invention partly cut open figure.
Fig. 4 is the schematic diagram of bowing of metal flange of the present invention.
Detailed description of the invention
The diamond cutting abrasive disc of connection metal flange of the present invention, comprises metal flange as shown in Figure 3-4, and is arranged on the diamond cutting abrasive disc as shown in Figure 1A/B-2 on described metal flange.Specifically, described diamond cutting abrasive disc comprises disc substrate 10, and described disc substrate has the inner surface 12 relative with described metal flange, the outer surface 14 relative with described inner surface, and the side 16 circumferentially distributed; Described side 16 is formed with the diamond cutting cutter head 20 extending to inner surface and outer surface, the periphery of described outer surface is provided with annular grinding face 30, on described grinding face, compartment of terrain is provided with multiple diamond grinding layer 32, forms chip area 34 between adjacent diamond grinding layer.Described multiple diamond grinding layer 32 is evenly distributed on described annular grinding face 30 clockwise.Described diamond grinding layer extends to the second end of described annular grinding face excircle from the first end of described annular grinding face inner periphery; And the width of described diamond grinding layer broadens gradually from first end to the second end, and has recess 36 in the centre position of the second end.
In the present invention, diamond cutting cutter head and diamond grinding layer by metallic bond and diamond under vacuum, form through hot pressed sintering.Wherein, described metallic bond is by TSP alloyed powder, the copper powder of 35 ~ 40wt%, the glass putty of 8 ~ 10wt%, the pore creating material of 1.0 ~ 1.5wt% of 19 ~ 22wt%, and the atomized alloy powder composition of surplus.Adamantine concentration is 0.5 ~ 0.8ct/cm
3, and described adamantine granularity is 35/40 ~ 60/70, and the volume that granularity is 35/40 accounts for 30 ~ 35%, granularity be 40/45 volume account for 35 ~ 40%, granularity be 50/60 volume account for 25 ~ 30%.Specifically, in described atomized alloy powder, contain with its weighing scale: the tin of 8 ~ 10wt%, the copper of 35 ~ 40wt%, and the iron of surplus; And its granularity is 1.0 ~ 10 μm.In described TSP alloyed powder, contain following component with its weighing scale: the Co of the Ni of 18 ~ 20wt%, the Cr of 6 ~ 8wt%, 10 ~ 15wt%, the C of 1.0 ~ 1.5wt%, the CrN of 1.2 ~ 1.5wt%, and the Fe composition of surplus; And said components carries out mechanical alloying process 150 ~ 180 hours in ball mill, particle diameter is 20 ~ 50nm.And the particle diameter of the copper powder adopted in metallic bond and glass putty is 1.0 ~ 10 μm.Pore creating material wherein can select Brown Alundum, graphite, or the combination of the two, also can adopt other pore creating material in addition.
The diamond cutting abrasive disc of connection metal flange of the present invention is prepared by following operation: adamantine batching, granulation-cold pressing-hot pressed sintering-spray paint, the flange that puts the first edge on a knife or a pair of scissors-assemble-test package warehouse-in.
Specifically, the diamond cutting abrasive disc of connection metal flange of the present invention, can be prepared by the method comprised the following steps:
1) batching, granulation: according to proportioning, get atomized alloy powder, TSP alloyed powder, copper powder, glass putty and pore creating material, and add diamond; premix makes molding mass; adopt three-dimensional material mixer batch mixing, then utilize comminutor to carry out granulation and obtain molding mass, particle diameter is 50 ~ 200 μm.
2) cold pressing: adjust moulds of industrial equipment, first add steel matrix, then throw in molding mass and be assembled into extrusion forming in cold moudling punching block and obtain cutting sheet base material, steel matrix is 65Mn material.
3) hot pressed sintering: what obtain colding pressing cuts sheet base material, is assembled in hot pressing punching block, carries out pressure sintering under vacuum, the temperature of hot pressed sintering is 800 ~ 880 DEG C, and pressure is 250 ~ 300kgf/cm
2.
4) spray paint, put the first edge on a knife or a pair of scissors: sheet will be cut after hot pressed sintering, carry out descale, spray varnish, then with the guarantee fund's hard rock exposure of grinder buffing cutting blade surface.
5) flange packaging is assembled: be assembled on request by metal flange and cut on sheet, pack warehouse-in on request.
Embodiment 1
In the present embodiment, described diamond cutting abrasive disc is prepared by method of the present invention, specifically, the diamond cutting cutter head of the present embodiment and diamond grinding layer are by metallic bond and diamond under vacuum, form through hot pressed sintering, and sintering temperature is 850 DEG C, pressure is 280kgf/cm
2.Wherein, described metallic bond by TSP alloyed powder, the copper powder of 35wt%, the glass putty of 10wt%, the Brown Alundum of 1.0wt% of 22wt%, the graphite of 0.5wt%, and surplus atomized alloy powder composition.Adamantine concentration is 0.66ct/cm
3, wherein granularity be 35/40 volume account for 30%, granularity be 40/45 volume account for 40%, granularity be 50/60 volume account for 30%.In described TSP alloyed powder, contain following component with its weighing scale: the CrN of C, 1.5wt% of Co, 1.2wt% of Cr, 12wt% of Ni, 8wt% of 20wt%, and the Fe composition of surplus; Said components carries out mechanical alloying process 150 hours in ball mill, and particle diameter is 20 ~ 50nm.In described atomized alloy powder, contain with its weighing scale: the tin of 10wt%, the copper of 35wt%, and the iron of surplus, and its granularity is 1.0 ~ 10 μm.And the particle diameter of the copper powder adopted in metallic bond and glass putty is 1.0 ~ 10 μm.
Embodiment 2
In the present embodiment, described diamond cutting abrasive disc is prepared by method of the present invention, specifically, the diamond cutting cutter head of the present embodiment and diamond grinding layer are by metallic bond and diamond under vacuum, form through hot pressed sintering, and sintering temperature is 850 DEG C, pressure is 280kgf/cm
2.Wherein, described metallic bond by TSP alloyed powder, the copper powder of 40wt%, the glass putty of 8wt%, the Brown Alundum of 1.0wt% of 19wt%, the graphite of 0.5wt%, and surplus atomized alloy powder composition.Adamantine concentration is 0.66ct/cm
3, wherein granularity be 35/40 volume account for 30%, granularity be 40/45 volume account for 40%, granularity be 50/60 volume account for 30%.In described TSP alloyed powder, contain following component with its weighing scale: the CrN of C, 1.2wt% of Co, 1.0wt% of Cr, 15wt% of Ni, 6wt% of 18wt%, and the Fe composition of surplus; And said components carries out mechanical alloying process 150 ~ 180 hours in ball mill, particle diameter is 20 ~ 50nm.In described atomized alloy powder, contain with its weighing scale: the tin of 10wt%, the copper of 35wt%, and the iron of surplus, and its granularity is 1.0 ~ 10 μm.And the particle diameter of the copper powder adopted in metallic bond and glass putty is 1.0 ~ 10 μm.
Embodiment 3
In the present embodiment, described diamond cutting abrasive disc is prepared by method of the present invention, specifically, the diamond cutting cutter head of the present embodiment and diamond grinding layer are by metallic bond and diamond under vacuum, form through hot pressed sintering, and sintering temperature is 800 DEG C, pressure is 300kgf/cm
2.Wherein, described metallic bond by TSP alloyed powder, the copper powder of 35wt%, the glass putty of 10wt%, the Brown Alundum of 1.0wt% of 22wt%, the graphite of 0.5wt%, and surplus atomized alloy powder composition.Adamantine concentration is 0.66ct/cm
3, wherein granularity be 35/40 volume account for 30%, granularity be 40/45 volume account for 40%, granularity be 50/60 volume account for 30%.In described TSP alloyed powder, contain following component with its weighing scale: the CrN of C, 1.5wt% of Co, 1.2wt% of Cr, 12wt% of Ni, 8wt% of 20wt%, and the Fe composition of surplus; Said components carries out mechanical alloying process 150 hours in ball mill, and particle diameter is 20 ~ 50nm.In described atomized alloy powder, contain with its weighing scale: the tin of 10wt%, the copper of 35wt%, and the iron of surplus, and its granularity is 1.0 ~ 10 μm.And the particle diameter of the copper powder adopted in metallic bond and glass putty is 1.0 ~ 10 μm.
Embodiment 4
In the present embodiment, described diamond cutting abrasive disc is prepared by method of the present invention, specifically, the diamond cutting cutter head of the present embodiment and diamond grinding layer are by metallic bond and diamond under vacuum, form through hot pressed sintering, and sintering temperature is 880 DEG C, pressure is 250kgf/cm
2.Wherein, described metallic bond by TSP alloyed powder, the copper powder of 40wt%, the glass putty of 8wt%, the Brown Alundum of 1.0wt% of 19wt%, the graphite of 0.5wt%, and surplus atomized alloy powder composition.Adamantine concentration is 0.66ct/cm
3, wherein granularity be 35/40 volume account for 30%, granularity be 40/45 volume account for 40%, granularity be 50/60 volume account for 30%.In described TSP alloyed powder, contain following component with its weighing scale: the CrN of C, 1.2wt% of Co, 1.0wt% of Cr, 15wt% of Ni, 6wt% of 18wt%, and the Fe composition of surplus; And said components carries out mechanical alloying process 150 ~ 180 hours in ball mill, particle diameter is 20 ~ 50nm.In described atomized alloy powder, contain with its weighing scale: the tin of 10wt%, the copper of 35wt%, and the iron of surplus, and its granularity is 1.0 ~ 10 μm.And the particle diameter of the copper powder adopted in metallic bond and glass putty is 1.0 ~ 10 μm.
Embodiment 5
In the present embodiment, described diamond cutting abrasive disc is prepared by method of the present invention, specifically, the diamond cutting cutter head of the present embodiment and diamond grinding layer are by metallic bond and diamond under vacuum, form through hot pressed sintering, and sintering temperature is 850 DEG C, pressure is 280kgf/cm
2.Wherein, described metallic bond by TSP alloyed powder, the copper powder of 38wt%, the glass putty of 9wt%, the Brown Alundum of 0.9wt% of 20wt%, the graphite of 0.6wt%, and surplus atomized alloy powder composition.Adamantine concentration is 0.66ct/cm
3, wherein granularity be 35/40 volume account for 30%, granularity be 40/45 volume account for 40%, granularity be 50/60 volume account for 30%.In described TSP alloyed powder, contain following component with its weighing scale: the CrN of C, 1.5wt% of Co, 1.2wt% of Cr, 12wt% of Ni, 8wt% of 20wt%, and the Fe composition of surplus; Said components carries out mechanical alloying process 150 hours in ball mill, and particle diameter is 20 ~ 50nm.In described atomized alloy powder, contain with its weighing scale: the tin of 10wt%, the copper of 35wt%, and the iron of surplus, and its granularity is 1.0 ~ 10 μm.And the particle diameter of the copper powder adopted in metallic bond and glass putty is 1.0 ~ 10 μm.
Embodiment 6
In the present embodiment, described diamond cutting abrasive disc is prepared by method of the present invention, specifically, the diamond cutting cutter head of the present embodiment and diamond grinding layer are by metallic bond and diamond under vacuum, form through hot pressed sintering, and sintering temperature is 850 DEG C, pressure is 280kgf/cm
2.Wherein, described metallic bond by TSP alloyed powder, the copper powder of 38wt%, the glass putty of 9wt%, the Brown Alundum of 0.9wt% of 20wt%, the graphite of 0.6wt%, and surplus atomized alloy powder composition.Adamantine concentration is 0.66ct/cm
3, wherein granularity be 35/40 volume account for 30%, granularity be 40/45 volume account for 40%, granularity be 50/60 volume account for 30%.In described TSP alloyed powder, contain following component with its weighing scale: the CrN of C, 1.2wt% of Co, 1.5wt% of Cr, 10wt% of Ni, 8wt% of 19wt%, and the Fe composition of surplus; Said components carries out mechanical alloying process 150 hours in ball mill, and particle diameter is 20 ~ 50nm.In described atomized alloy powder, contain with its weighing scale: the tin of 10wt%, the copper of 35wt%, and the iron of surplus, and its granularity is 1.0 ~ 10 μm.And the particle diameter of the copper powder adopted in metallic bond and glass putty is 1.0 ~ 10 μm.
Comparative example 1
In this comparative example, by metallic bond and diamond under vacuum, form through hot pressed sintering, and sintering temperature is 850 DEG C, pressure is 280kgf/cm for described diamond cutting cutter head and diamond grinding layer
2.Wherein, described metallic bond by the Brown Alundum of 1.0wt%, the graphite of 0.5wt%, and surplus atomized alloy powder composition.Adamantine concentration is 0.66ct/cm
3, wherein granularity be 35/40 volume account for 30%, granularity be 40/45 volume account for 40%, granularity be 50/60 volume account for 30%.In described atomized alloy powder, contain with its weighing scale: the nickel of the tin of 13.2wt%, the copper of 45.8wt%, 4.4wt%, the chromium of 1.76wt%, the cobalt of 2.64wt%, the carbon of 0.26wt%, and the iron of surplus, and its granularity is 1.0 ~ 10 μm.
Comparative example 2
In this comparative example, by metallic bond and diamond under vacuum, form through hot pressed sintering, and sintering temperature is 850 DEG C, pressure is 280kgf/cm for described diamond cutting cutter head and diamond grinding layer
2.Wherein, described metallic bond is made up of the TSP alloyed powder of 98.5wt%, the Brown Alundum of 1.0wt% and the graphite of 0.5wt%.Adamantine concentration is 0.66ct/cm
3, wherein granularity be 35/40 volume account for 30%, granularity be 40/45 volume account for 40%, granularity be 50/60 volume account for 30%.In described TSP alloyed powder, contain following component with its weighing scale: the CrN of C, 1.5wt% of Co, 1.2wt% of Cr, 12wt% of Ni, 8wt% of 20wt%, and the Fe composition of surplus; Said components carries out mechanical alloying process 150 hours in ball mill, and particle diameter is 20 ~ 50nm.
Comparative example 3
In this comparative example, by metallic bond and diamond under vacuum, form through hot pressed sintering, and sintering temperature is 850 DEG C, pressure is 280kgf/cm for described diamond cutting cutter head and diamond grinding layer
2.Wherein, the TSP alloyed powder of described metallic bond by 22wt%, the Brown Alundum of 1.0wt%, the graphite of 0.5wt%, and the atomized alloy powder composition of surplus.Adamantine concentration is 0.66ct/cm
3, wherein granularity be 35/40 volume account for 30%, granularity be 40/45 volume account for 40%, granularity be 50/60 volume account for 30%.In described TSP alloyed powder, contain following component with its weighing scale: the CrN of C, 1.5wt% of Co, 1.2wt% of Cr, 12wt% of Ni, 8wt% of 20wt%, and the Fe composition of surplus; Said components carries out mechanical alloying process 150 hours in ball mill, and particle diameter is 20 ~ 50nm.In described atomized alloy powder, contain with its weighing scale: the tin of 10wt%, the copper of 35wt%, and the iron of surplus, and its granularity is 1.0 ~ 10 μm.
The grinding of the diamond cutting abrasive disc of the connection metal flange that embodiment 1-6 and comparative example 1-3 prepares, cutting and cutting life Performance comparision are as shown in table 1.
For the ease of comparing, hard stone of marble during processing object is, and obtaining cutting the grinding of sheet, cutting and cutting life for benchmark (being namely all labeled as 1) with comparative example 1, the grinding cutting sheet, the cutting of other embodiment and comparative example are as shown in table 1 relative to its multiple with cutting life.
Table 1
| Grinding efficiency ratio | Cutting efficiency ratio | Cutting life ratio | |
| Embodiment 1 | 2.32 | 2.10 | 2.59 |
| Embodiment 2 | 2.21 | 2.03 | 2.62 |
| Embodiment 3 | 2.03 | 1.98 | 2.35 |
| Embodiment 4 | 1.98 | 1.85 | 2.39 |
| Embodiment 5 | 2.38 | 2.25 | 2.61 |
| Embodiment 6 | 2.35 | 2.31 | 2.75 |
| Comparative example 1 | 1 | 1 | 1 |
| Comparative example 2 | 2.15 | 2.39 | 0.69 |
| Comparative example 3 | 1.80 | 2.05 | 0.92 |
For the ordinary skill in the art, be to be understood that and can without departing from the scope of the present disclosure, equivalent replacement or equivalent transformation form can be adopted to implement above-described embodiment.Protection scope of the present invention is not limited to the specific embodiment of detailed description of the invention part, as long as no the embodiment departing from invention essence, within the protection domain being all interpreted as having dropped on application claims.
Claims (10)
1. a preparation method for the diamond cutting abrasive disc of connection metal flange, is prepared by following operation: metallic bond and adamantine batching, granulation-cold pressing-hot pressed sintering-spray paint, the flange that puts the first edge on a knife or a pair of scissors-assemble-test package are put in storage; It is characterized in that: the temperature of hot pressed sintering is 800 ~ 880 DEG C, and pressure is 250 ~ 300kgf/cm
2.
2. the preparation method of the diamond cutting abrasive disc of connection metal flange according to claim 1, is characterized in that: adamantine concentration is 0.5 ~ 0.8ct/cm
3.
3. the preparation method of the diamond cutting abrasive disc of connection metal flange according to claim 2, it is characterized in that: described adamantine granularity is 35/40 ~ 50/60, and the volume that granularity is 35/40 accounts for 30 ~ 35%, granularity be 40/45 volume account for 35 ~ 40%, granularity be 50/60 volume account for 25 ~ 30%.
4. the preparation method of the diamond cutting abrasive disc of connection metal flange according to claim 1, it is characterized in that: described metallic bond is by TSP alloyed powder, the copper powder of 35 ~ 40wt%, the glass putty of 8 ~ 10wt%, the pore creating material of 1.0 ~ 1.5wt% of 19 ~ 22wt%, and the atomized alloy powder composition of surplus.
5. the preparation method of the diamond cutting abrasive disc of connection metal flange according to claim 4, is characterized in that: in described atomized alloy powder, contain with its weighing scale: the tin of 8 ~ 10wt%, the copper of 35 ~ 40wt%, and the iron of surplus.
6. the preparation method of the diamond cutting abrasive disc of connection metal flange according to claim 4, it is characterized in that: in described TSP alloyed powder, following component is contained: the Co of the Ni of 18 ~ 20wt%, the Cr of 6 ~ 8wt%, 10 ~ 15wt%, the C of 1.0 ~ 1.5wt%, the CrN of 1.2 ~ 1.5wt% with its weighing scale, and the Fe composition of surplus; And said components is carried out mechanical alloying process and is obtained in ball mill.
7. a preparation method for the diamond cutting abrasive disc of connection metal flange, is characterized in that comprising the following steps:
1) batching, granulation: according to proportioning, get atomized alloy powder, TSP alloyed powder, copper powder, glass putty and pore creating material, and add diamond, premix makes molding mass, adopt three-dimensional material mixer batch mixing, then utilize comminutor to carry out granulation and obtain molding mass, particle diameter is 50 ~ 200 μm;
2) cold pressing: adjust moulds of industrial equipment, first add steel matrix, then throw in molding mass and be assembled into extrusion forming in cold moudling punching block and obtain cutting sheet base material;
3) hot pressed sintering: what obtain colding pressing cuts sheet base material, is assembled in hot pressing punching block, carries out pressure sintering under vacuum, the temperature of hot pressed sintering is 800 ~ 880 DEG C, and pressure is 250 ~ 300kgf/cm
2;
4) spray paint, put the first edge on a knife or a pair of scissors: sheet will be cut after hot pressed sintering, carry out descale, spray varnish, and cutting blade surface of polishing makes diamond expose;
5) flange packaging is assembled: be assembled on request by metal flange and cut on sheet, pack warehouse-in on request.
8. preparation method according to claim 7, it is characterized in that: described metallic bond is by TSP alloyed powder, the copper powder of 35 ~ 40wt%, the glass putty of 8 ~ 10wt%, the pore creating material of 1.0 ~ 1.5wt% of 19 ~ 22wt%, and the atomized alloy powder composition of surplus; And adamantine concentration is 0.5 ~ 0.8ct/cm
3.
9. preparation method according to claim 7, is characterized in that: described diamond cutting abrasive disc, comprises metal flange and is arranged on the diamond cutting abrasive disc on described metal flange; It is characterized in that: described diamond cutting abrasive disc comprises disc substrate, and described disc substrate has the inner surface relative with described metal flange, the outer surface relative with described inner surface, and the side circumferentially distributed; Described side is formed with the diamond cutting cutter head extending to inner surface and outer surface, the periphery of described outer surface is provided with annular grinding face, on described grinding face, compartment of terrain is provided with multiple diamond grinding layer, forms chip area between adjacent diamond grinding layer.
10. preparation method according to claim 7, is characterized in that: described diamond grinding layer extends to the second end of described annular grinding face excircle from the first end of described annular grinding face inner periphery; And the width of described diamond grinding layer broadens gradually from first end to the second end, and has recess in the centre position of the second end.
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| CN113201675A (en) * | 2021-04-20 | 2021-08-03 | 深圳西斯特科技有限公司 | Metal adhesive scribing knife and preparation method thereof |
| CN114683182A (en) * | 2021-12-31 | 2022-07-01 | 江苏兴钻超硬材料科技有限公司 | Metal bond, metal bond diamond grinding wheel and manufacturing method thereof |
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| CN107160297B (en) * | 2016-03-07 | 2019-03-12 | 河源市树熊超硬磨具有限公司 | A kind of touched panel glass grinding diamond grinding head and preparation method thereof |
| CN105690282A (en) * | 2016-04-22 | 2016-06-22 | 丹阳市剑庐工具有限公司 | Annular tooth dividing grinding wheel and preparation process thereof |
| CN105690282B (en) * | 2016-04-22 | 2018-11-02 | 丹阳市剑庐工具有限公司 | A kind of annular divides tooth emery wheel and its preparation process |
| CN105904599A (en) * | 2016-05-23 | 2016-08-31 | 江苏华昌工具制造有限公司 | Manufacturing method of hot-pressing double-sided concave inclined dry slice |
| CN106041088A (en) * | 2016-05-23 | 2016-10-26 | 江苏华昌工具制造有限公司 | Method for manufacturing dry cutting blade through pressureless sintering |
| CN106041088B (en) * | 2016-05-23 | 2018-04-06 | 江苏华昌工具制造有限公司 | The manufacture method of pressureless sintering dry chip |
| CN107538362A (en) * | 2017-09-07 | 2018-01-05 | 江苏华昌工具制造有限公司 | Diamond cutting grinder tool and preparation method thereof |
| CN109048691A (en) * | 2018-07-18 | 2018-12-21 | 佛山市鼎和超硬材料制品有限公司 | A kind of edging wheel and its preparation process |
| CN113201675A (en) * | 2021-04-20 | 2021-08-03 | 深圳西斯特科技有限公司 | Metal adhesive scribing knife and preparation method thereof |
| CN114683182A (en) * | 2021-12-31 | 2022-07-01 | 江苏兴钻超硬材料科技有限公司 | Metal bond, metal bond diamond grinding wheel and manufacturing method thereof |
| CN114683182B (en) * | 2021-12-31 | 2023-03-17 | 江苏兴钻超硬材料科技有限公司 | Metal bond, metal bond diamond grinding wheel and manufacturing method thereof |
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Application publication date: 20150916 |