CN107353579A - The method for mixing of grinding tool raw material - Google Patents
The method for mixing of grinding tool raw material Download PDFInfo
- Publication number
- CN107353579A CN107353579A CN201710480681.XA CN201710480681A CN107353579A CN 107353579 A CN107353579 A CN 107353579A CN 201710480681 A CN201710480681 A CN 201710480681A CN 107353579 A CN107353579 A CN 107353579A
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- China
- Prior art keywords
- mixing
- powder
- premix
- raw material
- micro
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Links
- 238000002156 mixing Methods 0.000 title claims abstract description 49
- 238000000034 method Methods 0.000 title claims abstract description 32
- 239000002994 raw material Substances 0.000 title claims abstract description 27
- 238000000227 grinding Methods 0.000 title claims abstract description 24
- 239000000843 powder Substances 0.000 claims abstract description 39
- 238000007493 shaping process Methods 0.000 claims abstract description 25
- 239000008187 granular material Substances 0.000 claims abstract description 23
- 238000005253 cladding Methods 0.000 claims abstract description 14
- 239000011230 binding agent Substances 0.000 claims abstract description 10
- 239000006057 Non-nutritive feed additive Substances 0.000 claims abstract description 9
- 239000002245 particle Substances 0.000 claims abstract description 8
- 239000011246 composite particle Substances 0.000 claims abstract description 6
- 239000011248 coating agent Substances 0.000 claims description 13
- 238000000576 coating method Methods 0.000 claims description 13
- 239000000853 adhesive Substances 0.000 claims description 5
- 230000001070 adhesive effect Effects 0.000 claims description 5
- 229910052582 BN Inorganic materials 0.000 claims description 3
- 239000002270 dispersing agent Substances 0.000 claims description 3
- PZNSFCLAULLKQX-UHFFFAOYSA-N Boron nitride Chemical compound N#B PZNSFCLAULLKQX-UHFFFAOYSA-N 0.000 claims description 2
- 239000000654 additive Substances 0.000 claims description 2
- 230000000996 additive effect Effects 0.000 claims description 2
- 229920001971 elastomer Polymers 0.000 claims description 2
- 239000002184 metal Substances 0.000 claims description 2
- 229910052751 metal Inorganic materials 0.000 claims description 2
- 239000011347 resin Substances 0.000 claims description 2
- 229920005989 resin Polymers 0.000 claims description 2
- 229910010271 silicon carbide Inorganic materials 0.000 claims description 2
- 238000010348 incorporation Methods 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 8
- 239000000463 material Substances 0.000 description 13
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 3
- 229910052802 copper Inorganic materials 0.000 description 3
- 239000010949 copper Substances 0.000 description 3
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 239000011701 zinc Substances 0.000 description 2
- 229910052725 zinc Inorganic materials 0.000 description 2
- KXGFMDJXCMQABM-UHFFFAOYSA-N 2-methoxy-6-methylphenol Chemical compound [CH]OC1=CC=CC([CH])=C1O KXGFMDJXCMQABM-UHFFFAOYSA-N 0.000 description 1
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 235000013339 cereals Nutrition 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229920001568 phenolic resin Polymers 0.000 description 1
- 239000005011 phenolic resin Substances 0.000 description 1
- 229920001721 polyimide Polymers 0.000 description 1
- 239000009719 polyimide resin Substances 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L61/00—Compositions of condensation polymers of aldehydes or ketones; Compositions of derivatives of such polymers
- C08L61/04—Condensation polymers of aldehydes or ketones with phenols only
- C08L61/06—Condensation polymers of aldehydes or ketones with phenols only of aldehydes with phenols
-
- B22F1/0003—
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
- B22F1/16—Metallic particles coated with a non-metal
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
Abstract
The invention discloses a kind of method for mixing of grinding tool raw material, wherein, the method for mixing includes：1) premix of grinding tool raw material：Abrasive powder, binding agent powder and processing aid are mixed, premix is made；2) cladding mixing：Obtained premix in step 1) is subjected to micro-nano granules shaping cladding, composite particles are made.Pass through above-mentioned technical proposal, the present invention is first premixed grinding tool raw material, then carries out micro-nano granules shaping cladding, so that the raw material carried out through the above way after batch mixing has high evenness in particle rank, mixing time is substantially reduced simultaneously, improves production efficiency.
Description
Technical field
The present invention relates to the manufacture field of grinding tool raw material, in particular it relates to the method for mixing of grinding tool raw material.
Background technology
In grinding tool production process, batch mixing is one of important step, and the uniformity of batch mixing has a strong impact on the mill of grinding tool
Cut performance, operation stability and service life.However, in high-grade grinding tool mixing process, because raw material type is more, density difference
Greatly, the reason such as fine size, it is easy to cause material to be segregated, influence the uniformity of batch mixing.In order to prevent this from occurring, production
In can only take batch charging, the gradient mixing method such as mixing for a long time, this mixing procedure is complicated, mixing time is long, production
Efficiency is low.
Therefore it provides a kind of energy rapid mixer, and mixed grinding tool raw material has the mixed of the grinding tool raw material of high evenness
The problem of material method is urgent need to resolve of the present invention.
The content of the invention
For above-mentioned prior art, it is an object of the invention to overcome in the prior art in high-grade grinding tool mixing process,
Because of reasons such as raw material type is more, the big, fine sizes of density difference, it is easy to cause material to be segregated, influence the uniformity of batch mixing, and often
The means that rule solve problems often take batch charging, the gradient mixing method such as mixing, and then cause batch mixing for a long time
The problem of complex process, mixing time are long, production efficiency is low, so as to provide a kind of energy rapid mixer, and mixed grinding tool
Raw material has the method for mixing of the grinding tool raw material of high evenness.
To achieve these goals, the invention provides a kind of method for mixing of grinding tool raw material, wherein, the method for mixing
Including：
1) premix of grinding tool raw material：Abrasive powder, binding agent powder and processing aid are mixed, premix is made；
2) cladding mixing：Obtained premix in step 1) is subjected to micro-nano granules shaping cladding, composite particles are made.
Pass through above-mentioned technical proposal, the present invention are first premixed grinding tool raw material, then carry out micro-nano granules shaping bag
Cover, so that the raw material carried out through the above way after batch mixing has high evenness in particle rank, substantially reduce simultaneously
Mixing time, improve production efficiency.
Other features and advantages of the present invention will be described in detail in subsequent specific embodiment part.
Brief description of the drawings
Accompanying drawing is for providing a further understanding of the present invention, and a part for constitution instruction, with following tool
Body embodiment is used to explain the present invention together, but is not construed as limiting the invention.In the accompanying drawings：
Fig. 1 is a kind of structural representation of micro-nano granules shaping coating equipment provided by the invention；
Fig. 2 is a kind of structural representation of composite particles provided by the invention.
Description of reference numerals
1- core 2- shells
3- feeding mouth 4- discharging openings
5- circulation canal 6- rotor blades.
Embodiment
The embodiment of the present invention is described in detail below.It is it should be appreciated that described herein specific
Embodiment is merely to illustrate and explain the present invention, and is not intended to limit the invention.
The end points of disclosed scope and any value are not limited to the accurate scope or value herein, these scopes or
Value should be understood to comprising the value close to these scopes or value.For number range, between the endpoint value of each scope, respectively
It can be combined with each other between the endpoint value of individual scope and single point value, and individually between point value and obtain one or more
New number range, these number ranges should be considered as specific open herein.
The invention provides a kind of method for mixing of grinding tool raw material, wherein, the method for mixing includes：
1) premix of grinding tool raw material：Abrasive powder, binding agent powder and processing aid are mixed, premix is made；
2) cladding mixing：Obtained premix in step 1) is subjected to micro-nano granules shaping cladding, composite particles are made.
The present invention then carries out micro-nano granules shaping cladding by first being premixed grinding tool raw material, so that logical
The raw material crossed after aforesaid way progress batch mixing has high evenness in particle rank, while substantially reduces mixing time, improves
Production efficiency.
Here each raw material is that different grinding tools, the proportioning of its raw material has difference, this area according to being actually adjusted
Technical staff can be selected according to being actually needed, and seldom be repeated herein.
Mixing in step 1) can be mixed according to this area usual manner, for example, one kind in the present invention is preferred
Embodiment in, can be abrasive powder, binding agent powder and processing aid are placed in batch mixer to mix in step 1), and mix
Time can be selected as 5-30min.
The batch mixer can be selected according to this area general type, for example, one kind in the present invention is more highly preferred to
Embodiment in, the batch mixer can be further selected from V-type batch mixer and/or high-speed stirred type batch mixer as needed.
Micro-nano granules shaping cladding process in step 2) can be carried out according to this area usual manner, for example, step
2) can be obtained premix is placed in micro-nano granules shaping coating equipment to be handled, for example, here micro-nano
The structure of particle shaping coating equipment can be micro-nano granules shaping coating equipment as shown in Figure 1, and the direction of arrow is in figure
For the flow direction of premix, i.e., fed from feeding mouth 3, and after be recycled to be equipped with the cavity of rotor blade 6 through circulation canal 5 and carry out
Micro-nano granules shaping is coated, and then carries out discharge by discharging opening 4 again, and certainly, commercially available micro-nano granules shaping cladding is set
Standby to can be used, the invention is not limited in the structure of the micro-nano granules shaping coating equipment shown in Fig. 1.Pass through above-mentioned micro-nano
Rice grain shaping cladding operation, and then be made there are " the spherical or subsphaeroidal composite particles of the structure of core 1- shells 2 ".Answering here
The structure for closing particle is as shown in Figure 2.Wherein, " core 1 " is formed for binding agent powder, and " shell 2 " is formed for abrasive powder.
In further preferred embodiment, in step 2) in processing procedure micro-nano granules shaping coating equipment rotating speed
It can select as 2000-8000r/min, being placed in micro-nano granules shaping coating equipment the time handled can select as 5-
30min, after processing the discharge time can select as 2-5min.
Certainly, according to factors such as the size of equipment and raw material dosages, it is placed in every time in micro-nano granules shaping coating equipment
The dosage of premix can be according to being actually adjusted, for example, the dosage of premix is 0.5-5kg in step 2).Certainly, this
In each dosage refer to the dosage being placed in every time in equipment, different equipment can carry out the different choice of dosage, the present invention
It is not limited thereto.
Here processing aid can be selected according to being actually needed, for example, in the preferable implementation of one kind of the present invention
In mode, the processing aid can be selected from dispersant and/or additive.
The abrasive powder can routinely be selected according to this area, for example, in a kind of embodiment being more highly preferred to, institute
State one or more of the abrasive powder in bortz powder, cubic boron nitride powder, carborundum powder and schmigel.
In the embodiment being more highly preferred to, described adhesive powder is selected from resin binder powder, metal-to-metal adhesive powder and rubber
One or more in binding agent powder.
The present invention will be described in detail by way of examples below.
Embodiment 1
800g 325 mesh phenolic resin particles, 600g 325 mesh polyimide resin particles, 200g is accurately weighed first
2000 mesh bortz powders, 20g dispersant and 40g 1000 mesh copper powders；Then above-mentioned material is fitted into V-type batch mixer and mixed
15min is closed, premix is made；Finally premix is put into micro-nano granules shaping coating equipment, in 3000r/min rotating speed
10min, discharge 3min (are reacted) in lower processing, and the material A 1 of high evenness mixing is made.
Embodiment 2
Accurately weigh first 1500g 1000 mesh copper powders, 300g 1000 mesh zinc powders, 300g 2000 mesh bortz powders and
100g 1000 mesh glass puttys；Then above-mentioned material is fitted into V-type batch mixer and mixes 20min, premix is made；Finally will premix
In material input micro-nano granules shaping coating equipment, 8min, discharge 3min are handled under 3000r/min rotating speed, Gao Jun is made
The material A 2 of evenness mixing.
Embodiment 3
1500g 1000 mesh copper powders, 300g 1000 mesh zinc powders, 300g 2000 mesh cubic boron nitrides are accurately weighed first
1000 mesh glass puttys of powder and 100g；Then above-mentioned material is fitted into V-type batch mixer and mixes 15min, premix is made；Finally will
In premix input micro-nano granules shaping coating equipment, 15min, discharge 3min are handled under 3000r/min rotating speed, is made
The material A 3 of high evenness mixing.
Comparative example 1
It is prepared by the preparation method according to embodiment 1, unlike, without the process of batch mixer mixing, thing is made
Expect D1.The obtained material D1 uniformitys are poor.
Comparative example 2
It is prepared by the preparation method according to embodiment 2, unlike, the step of arriving premix is only made, and premix is
For final material D2.The obtained material D2 uniformitys are poor.
The preferred embodiment of the present invention described in detail above, still, the present invention are not limited in above-mentioned embodiment
Detail, in the range of the technology design of the present invention, a variety of simple variants can be carried out to technical scheme, this
A little simple variants belong to protection scope of the present invention.
It is further to note that each particular technique feature described in above-mentioned embodiment, in not lance
In the case of shield, can be combined by any suitable means, in order to avoid unnecessary repetition, the present invention to it is various can
The combination of energy no longer separately illustrates.
In addition, various embodiments of the present invention can be combined randomly, as long as it is without prejudice to originally
The thought of invention, it should equally be considered as content disclosed in this invention.
Claims (9)
1. a kind of method for mixing of grinding tool raw material, it is characterised in that the method for mixing includes：
1) premix of grinding tool raw material：Abrasive powder, binding agent powder and processing aid are mixed, premix is made；
2) cladding mixing：Obtained premix in step 1) is subjected to micro-nano granules shaping cladding, composite particles are made.
2. method for mixing according to claim 1, wherein, it is by abrasive powder, binding agent powder and processing aid in step 1)
It is placed in batch mixer and mixes, and incorporation time is 5-30min.
3. method for mixing according to claim 2, wherein, the batch mixer is selected from V-type batch mixer and/or high-speed stirred type
Batch mixer.
4. according to the method for mixing described in any one in claim 1-3, wherein, step 2) is to be placed in obtained premix
Handled in micro-nano granules shaping coating equipment, being made, there is " core (1)-shell (2) " the spherical or subsphaeroidal of structure to answer
Close particle.
5. method for mixing according to claim 4, wherein, micro-nano granules shaping cladding is set in processing procedure in step 2)
Standby rotating speed is 2000-8000r/min, and it is 5-30min to be placed in micro-nano granules shaping coating equipment the time handled, processing
The discharge time is 2-5min afterwards.
6. according to the method for mixing described in any one in claim 1-3, wherein, the dosage of premix is 0.5- in step 2)
5kg。
7. according to the method for mixing described in any one in claim 1-3, wherein, the processing aid be selected from dispersant and/
Or additive.
8. according to the method for mixing described in any one in claim 1-3, wherein, the abrasive powder is selected from bortz powder, stood
One or more in square boron nitride powder, carborundum powder and schmigel.
9. according to the method for mixing described in any one in claim 1-3, wherein, described adhesive powder is selected from resin binder
One or more in powder, metal-to-metal adhesive powder and rubber adhesive powder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710480681.XA CN107353579A (en) | 2017-06-22 | 2017-06-22 | The method for mixing of grinding tool raw material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710480681.XA CN107353579A (en) | 2017-06-22 | 2017-06-22 | The method for mixing of grinding tool raw material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107353579A true CN107353579A (en) | 2017-11-17 |
Family
ID=60273109
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710480681.XA Pending CN107353579A (en) | 2017-06-22 | 2017-06-22 | The method for mixing of grinding tool raw material |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107353579A (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103273417A (en) * | 2013-06-18 | 2013-09-04 | 山东泰广奕砂轮有限公司 | Diamond resin grinding plate and manufacturing method thereof |
| CN103923607A (en) * | 2014-04-16 | 2014-07-16 | 泉州金山石材工具科技有限公司 | Diamond resin grinding tool and preparation method thereof |
-
2017
- 2017-06-22 CN CN201710480681.XA patent/CN107353579A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103273417A (en) * | 2013-06-18 | 2013-09-04 | 山东泰广奕砂轮有限公司 | Diamond resin grinding plate and manufacturing method thereof |
| CN103923607A (en) * | 2014-04-16 | 2014-07-16 | 泉州金山石材工具科技有限公司 | Diamond resin grinding tool and preparation method thereof |
Non-Patent Citations (1)
| Title |
|---|
| 赖茂柏: "颗粒包覆及聚合物基复合材料微结构的有序化", 《中国优秀硕士学位论文全文数据库 工程科技Ⅰ辑》 * |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20171117 |