CN209481496U - A kind of porous ceramics grinding wheel - Google Patents
A kind of porous ceramics grinding wheel Download PDFInfo
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- CN209481496U CN209481496U CN201822206911.6U CN201822206911U CN209481496U CN 209481496 U CN209481496 U CN 209481496U CN 201822206911 U CN201822206911 U CN 201822206911U CN 209481496 U CN209481496 U CN 209481496U
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Abstract
The utility model discloses a kind of porous ceramics grinding wheels, including a circular-base, the middle part of the circular-base has a mounting hole, several fixed holes are evenly distributed with along the circumferential direction of mounting hole, and the periphery of the circular-base is evenly distributed with several special-shaped ceramics abrading blocks made of 3D printing in one transition rings of axially extending formation of the circular-base, the transition rings.The advantages that the utility model is formed using 3D printing, can be quick, and the green body for being efficiently completed blank forming, and being printed has high consistency, and high degree of automation, material loss is low, and energy consumption is few, environmental pollution is small.The green body that the utility model prints is capable of the stomata and porosity of strict control porous ceramics grinding wheel.The utility model can print various special-shaped abrading blocks, not limited by traditional mold, can satisfy the abrading block that different grinding wheels need.
Description
Technical field
The utility model is more particularly to a kind of porous ceramics grinding wheel and preparation method thereof.
Background technique
In Diamond Tools Industry, the production process of vitrified abrasive is a kind of production of procedural style, and continuity is low.It is ceramic former
Material puts into production from one end of factory, sequentially passes through Continuous maching, finally becomes finished product, entire industrial process is more complex, process
Between serialization degree is low, mechanization, the degree of automation are low, and the production cycle of vitrified abrasive traditional handicraft is longer, ceramic sand
Auxiliary material consumption is big during wheel production, needs to consume a large amount of energy, such as coal, natural gas, electric energy etc.；Production of Ceramics
The flue gas generated in the process, dust, solid waste and industrial wastewater pollution environment are than more serious.In order to reduce pollution, energy is saved
Production efficiency is improved in source, proposes in conjunction with 3D printing technique, makes vitrified abrasive.
What is filled inside traditional printer is ink powder, and what is filled inside 3D printer is then a huge material system,
The a variety of materials for being needed and being equipped with according to product, including photosensitive resin, plastics, nylon, film, ceramics inside this system with
And various metal powders.Wherein ceramic material has chemical stability good, high intensity, high rigidity, low-density, high temperature resistant, corrosion resistant
Many excellent characteristics such as erosion, can be used in industries such as space flight and aviation, automobile, biologies.3D printing is applied in diamond tool
It can effectively solve the above problems in industry.
This paper presents 3D printing technique is combined, three dimensional design figure is converted by designed object, processed using layering,
The mode of superposition forming increases material successively to print real-world object, is to be designed a model with Computerized three-dimensional for source, by soft
Part is layered discrete and numerical control formation system, successively accumulate by ceramic powders using extruding spraying method and coheres, is finally superimposed
Molding, produces physical product.3D printing, which manufactures vitrified abrasive, has required process route simple, and machine-shaping step is few, from
Dynamicization degree is high.The advantages that material loss is low, and energy consumption is few, environmental pollution is small, high production efficiency.
CN101590626B discloses a kind of bamboo ceramic grinding wheel and its preparation method and application.CN102009393B is disclosed
A kind of high-speed grinding cBN vitrified abrasive preparation method.CN102059658B discloses a kind of whole for crankshaft flange angle head cylindrical
The cBN vitrified abrasive preparation method of body grinding.Grinding wheel preparation process disclosed in above 3 kinds is all made of traditional grinding wheel manufacture work
Skill: compression moulding；This technique can only manufacturer's standard shape abrading block, serialization degree is low, mechanization, the degree of automation are low,
And auxiliary material consumption is big in production cycle length, production process, needs to consume a large amount of energy.And porous ceramics grinding wheel
Key technology is exactly that the difficulty to control of its hole is that conventional machining process is difficult to overcome the problems, such as.So developing a kind of new porous
Ceramic molding is a urgent problem to be solved, has important promotion to the development of domestic porous ceramics grinding wheel preparation process
Effect, is of great significance to the independent research of domestic tool.
Utility model content
The purpose of this utility model is to provide a kind of porous ceramics grinding wheels.
The technical solution of the utility model is as follows:
The middle part of a kind of porous ceramics grinding wheel, including a circular-base, the circular-base has a mounting hole, along mounting hole
Circumferential direction be evenly distributed with several fixed holes, and the periphery of the circular-base is along one mistake of axially extending formation of the circular-base
Ring is crossed, several special-shaped ceramics abrading blocks made of 3D printing are evenly distributed in the transition rings,
The porosity of the special-shaped ceramics module is 30-70%, aperture 10-500um.
In a preferred embodiment of the utility model, the shape of the special-shaped ceramics abrading block is crescent.
In a preferred embodiment of the utility model, the shape of the special-shaped ceramics abrading block is zigzag.
In a preferred embodiment of the utility model, the shape of the special-shaped ceramics abrading block is S-shaped.
In a preferred embodiment of the utility model, the shape of the special-shaped ceramics abrading block is waveform.
In a preferred embodiment of the utility model, the shape of the special-shaped ceramics abrading block is m shape.
The beneficial effects of the utility model are:
1, the utility model, can be quick using the molding special-shaped ceramics abrading block of 3D printing, is efficiently completed green body
Molding, and the green body printed has high consistency, high degree of automation, material loss is low, and energy consumption is few, environmental pollution
The advantages that small.
2, the green body that the utility model prints is capable of the stomata and porosity of strict control porous ceramics grinding wheel.
3, the utility model can use special-shaped ceramics abrading block of various shapes, not limited by traditional mold, Neng Gouman
The abrading block that foot difference grinding wheel needs.
4, the special-shaped ceramics abrading block of the specific shape of the utility model is distributed in the mistake at the edge of circular-base according to design
Cross on ring, cooperate grinding wheel and workpiece revolving speed, can control its workpiece mill line length, mill line curvature, mill line density with
And mill line distribution, to reach high removal rate, obtain the workpiece of low roughness and high surface precision.
Detailed description of the invention
Fig. 1 is the schematic perspective view of porous ceramics grinding wheel made of the utility model embodiment 1 to 3.
Specific embodiment
The technical solution of the utility model is further detailed below by way of specific embodiment combination attached drawing and
Description.
Embodiment 1
As shown in Figure 1, a kind of porous ceramics grinding wheel, including a circular-base 1, the middle part of the circular-base 1 have a peace
Hole 10 is filled, is evenly distributed with several fixed holes 11 along the circumferential direction of mounting hole 10, and the periphery of the circular-base 1 is along the circle base
One transition rings 12 of axially extending formation at bottom 1 are evenly distributed with the abnormity of several S shapes made of 3D printing in the transition rings
Ceramic abrading block 2, the porosity of the special-shaped ceramics module are 45%, aperture 200um.
The preparation method of above-mentioned porous ceramics grinding wheel, includes the following steps:
(1) ceramic powder, atoleine, glycerol, methylcellulose, thermoplastic resin and deionized water are mixed
20min is then dried to water content and is lower than 3%, then crosses the sieve of 500 mesh；The composition of the ceramic powder are as follows: SiO2:
73.54%, Al2O3: 21.04%, CaO:0.41%, MgO:0.67%, Fe2O3: 0.55%, TiO2: 0.07%, K2O:
3.72%, it is 8000 mesh with material granularity；Atoleine, glycerol, methylcellulose and thermoplastic resin additional amount be followed successively by pottery
1%, 0.35%, 0.7% and the 7% of the quality of porcelain powder；
(2) the W3 diamond abrasive grain of 37.5wt% is added in step (1) resulting material, mixing is equal in ball mill
It is even, the sieve of 500 mesh is crossed, the dextrin of 3wt% and the phthalic anhydride mixing and ball milling of 2wt% is added, is then sprayed
It is granulated；
(3) by step (2) resulting material kneading 180min in masticator, it is then added to the extruder of 3D printer
In squeezed out；
(4) 3D printing is carried out according to the shape of the special-shaped ceramics abrading block 2 of the S-shaped with step (3) resulting material, printed
Parameter are as follows: 25 μm of thickness, 100 μm of wall thickness, 1000 μm of bottom top layer thickness, 100 layer/hour of print speed obtains green body, the 3D
The diameter in printing printing duct used is 200 μm；
(5) above-mentioned green body is subjected to surfacing, air stands 6h and air blower is dry for 24 hours to water content below 3%
Afterwards, in 680 DEG C of sintering 12h to get the special-shaped ceramics abrading block 2；
(6) the special-shaped ceramics abrading block 2 is bonded in the transition rings 12 with epoxy resin, drying amendment to get
The porous ceramics grinding wheel.
Embodiment 2
As shown in Figure 1, a kind of porous ceramics grinding wheel, including a circular-base 1, the middle part of the circular-base 1 have a peace
Hole 10 is filled, is evenly distributed with several fixed holes 11 along the circumferential direction of mounting hole 10, and the periphery of the circular-base 1 is along the circle base
One transition rings 12 of axially extending formation at bottom 1 are evenly distributed with the abnormity of several S shapes made of 3D printing on the excessive ring
Ceramic abrading block 2, the porosity of the special-shaped ceramics module are 30%, aperture 300um.
The preparation method of above-mentioned porous ceramics grinding wheel, includes the following steps:
(1) ceramic powder, atoleine, glycerol, methylcellulose, thermoplastic resin and deionized water are mixed
20min is then dried to water content and is lower than 3%, then crosses the sieve of 500 mesh；The composition of the ceramic powder are as follows: SiO2:
72.22%, A12O3: 23.68%, CaO:0.41%, MgO:0.67%, Fe2O3: 0.55%, TiO2: 0.07%, K2O:
2.40%, it is 8000 mesh with material granularity；Atoleine, glycerol, methylcellulose and thermoplastic resin additional amount be followed successively by pottery
0.7%, 0.30%, 0.5% and the 0.5% of the quality of porcelain powder；
(2) the W3 silicon carbide abrasive particles of 44.4wt% are added in step (1) resulting material, mixing is equal in ball mill
It is even, the sieve of 500 mesh is crossed, the dextrin of 3wt% and the phthalic anhydride mixing and ball milling of 2wt% is added, is then sprayed
It is granulated；
(3) by step (2) resulting material kneading 180min in masticator, it is then added to the extruder of 3D printer
In squeezed out；
(4) 3D printing is carried out according to the shape of the special-shaped ceramics abrading block 2 of the S-shaped with step (3) resulting material, printed
Parameter are as follows: 25 μm of thickness, 100 μm of wall thickness, 1000 μm of bottom top layer thickness, 100 layer/hour of print speed obtains green body, the 3D
The diameter in printing printing duct used is 200 μm；
(5) above-mentioned green body is subjected to surfacing, air stands 6h and air blower is dry for 24 hours to water content below 3%
Afterwards, in 680 DEG C of vacuum-sintering 12h to get the special-shaped ceramics abrading block 2；
(6) the special-shaped ceramics abrading block 2 is bonded in the transition rings 12 with epoxy resin, drying amendment to get
The porous ceramics grinding wheel.
Embodiment 3
As shown in Figure 1, a kind of porous ceramics grinding wheel, including a circular-base 1, the middle part of the circular-base 1 have a peace
Hole 10 is filled, is evenly distributed with several fixed holes 11 along the circumferential direction of mounting hole 10, and the periphery of the circular-base 1 is along the circle base
One transition rings 12 of axially extending formation at bottom 1 are evenly distributed with the abnormity of several S shapes made of 3D printing in the transition rings
Ceramic abrading block 2, the porosity of the special-shaped ceramics module are 50%, aperture 400um.
The preparation method of above-mentioned porous ceramics grinding wheel, includes the following steps:
(1) ceramic powder, atoleine, glycerol, methylcellulose, thermoplastic resin and deionized water are mixed
20min is then dried to water content and is lower than 3%, then crosses the sieve of 500 mesh；The composition of the ceramic powder are as follows: SiO2:
74.21%, Al2O3: 21.53%, CaO:0.35%, MgO:0.54%, Fe2O3: 0.40%, TiO2: 0.08%, K2O:
2.89%, it is 8000 mesh with material granularity；Atoleine, glycerol, methylcellulose and thermoplastic resin additional amount be followed successively by pottery
0.8%, 0.4%, 1.5% and the 3.2% of the quality of porcelain powder；
(2) the W3 alumina abrasive grain of 50wt% is added in step (1) resulting material, mixing is uniform in ball mill,
The sieve for crossing 500 mesh adds the dextrin of 3wt% and the phthalic anhydride mixing and ball milling of 2wt%, is then made by spraying
Grain；
(3) by step (2) resulting material kneading 180min in masticator, it is then added to the extruder of 3D printer
In squeezed out；
(4) 3D printing is carried out according to the shape of the special-shaped ceramics abrading block 2 of the S-shaped with step (3) resulting material, printed
Parameter are as follows: 25 μm of thickness, 100 μm of wall thickness, 1000 μm of bottom top layer thickness, 100 layer/hour of print speed obtains green body, the 3D
The diameter in printing printing duct used is 300 μm；
(5) above-mentioned green body is subjected to surfacing, air stands 6h and air blower is dry for 24 hours to water content below 3%
Afterwards, in 680 DEG C of vacuum-sintering 12h to get the special-shaped ceramics abrading block 2；
(6) the special-shaped ceramics abrading block 2 is bonded in the transition rings 12 with epoxy resin, drying amendment to get
The porous ceramics grinding wheel.
The above, the only preferred embodiment of the utility model, therefore, it cannot be limited according to, and the utility model is implemented
Range, i.e., equivalent changes and modifications made according to the scope of the patent of the utility model and the content of the manual should still belong to practical
It is novel cover in the range of.
Claims (6)
1. a kind of porous ceramics grinding wheel, it is characterised in that: including a circular-base, the middle part of the circular-base has an installation
Hole is evenly distributed with several fixed holes along the circumferential direction of mounting hole, and the periphery of the circular-base is along the axial direction of the circular-base
A transition rings are extended to form, several special-shaped ceramics abrading blocks made of 3D printing are evenly distributed in the transition rings,
The porosity of the special-shaped ceramics module is 30-70%, aperture 10-500um.
2. a kind of porous ceramics grinding wheel as described in claim 1, it is characterised in that: the shape of the special-shaped ceramics abrading block is the moon
Thread form.
3. a kind of porous ceramics grinding wheel as described in claim 1, it is characterised in that: the shape of the special-shaped ceramics abrading block is Z
Font.
4. a kind of porous ceramics grinding wheel as described in claim 1, it is characterised in that: the shape of the special-shaped ceramics abrading block is S
Shape.
5. a kind of porous ceramics grinding wheel as described in claim 1, it is characterised in that: the shape of the special-shaped ceramics abrading block is wave
Shape wave.
6. a kind of porous ceramics grinding wheel as described in claim 1, it is characterised in that: the shape of the special-shaped ceramics abrading block is m
Shape.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201822206911.6U CN209481496U (en) | 2018-12-26 | 2018-12-26 | A kind of porous ceramics grinding wheel |
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| CN201822206911.6U CN209481496U (en) | 2018-12-26 | 2018-12-26 | A kind of porous ceramics grinding wheel |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109534845A (en) * | 2018-12-26 | 2019-03-29 | 华侨大学 | A kind of porous ceramics grinding wheel and preparation method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109534845A (en) * | 2018-12-26 | 2019-03-29 | 华侨大学 | A kind of porous ceramics grinding wheel and preparation method thereof |
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| TR01 | Transfer of patent right |
Effective date of registration: 20200819 Address after: No.269, Huabei Road, Chengdong City, Fengze District, Suzhou City, Jiangsu Province, 215000 Patentee after: Suzhou Celte New Material Co., Ltd Address before: Fengze District Quanzhou city east of Fujian province 362000 City Hua Road No. 269 Patentee before: HUAQIAO University |