CN106216691A - A kind of method for fine finishing of the pellet for compacting disc cutter - Google Patents
A kind of method for fine finishing of the pellet for compacting disc cutter Download PDFInfo
- Publication number
- CN106216691A CN106216691A CN201610591996.7A CN201610591996A CN106216691A CN 106216691 A CN106216691 A CN 106216691A CN 201610591996 A CN201610591996 A CN 201610591996A CN 106216691 A CN106216691 A CN 106216691A
- Authority
- CN
- China
- Prior art keywords
- pellet
- screen
- sieve
- disc cutter
- raw material
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000008188 pellet Substances 0.000 title claims abstract description 72
- 238000000034 method Methods 0.000 title claims abstract description 15
- 239000002994 raw material Substances 0.000 claims abstract description 38
- 239000000463 material Substances 0.000 claims abstract description 12
- 238000002156 mixing Methods 0.000 claims description 3
- 239000002245 particle Substances 0.000 abstract description 9
- 230000002950 deficient Effects 0.000 abstract description 4
- 230000000717 retained effect Effects 0.000 abstract description 4
- 238000012216 screening Methods 0.000 abstract description 3
- 239000000843 powder Substances 0.000 description 18
- 239000000203 mixture Substances 0.000 description 10
- 239000011265 semifinished product Substances 0.000 description 9
- 239000000047 product Substances 0.000 description 6
- 239000004744 fabric Substances 0.000 description 5
- 238000003825 pressing Methods 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 4
- 150000001875 compounds Chemical class 0.000 description 3
- 239000012535 impurity Substances 0.000 description 3
- 238000005245 sintering Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 238000007873 sieving Methods 0.000 description 2
- 238000007596 consolidation process Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- 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
- B22F9/00—Making metallic powder or suspensions thereof
- B22F9/02—Making metallic powder or suspensions thereof using physical processes
- B22F9/04—Making metallic powder or suspensions thereof using physical processes starting from solid material, e.g. by crushing, grinding or milling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
-
- 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
- B22F1/14—Treatment of metallic powder
Landscapes
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Abstract
The invention discloses the method for fine finishing of a kind of pellet for compacting disc cutter, comprise the following steps: (A) is by pellet mix homogeneously；(B) pellet of mix homogeneously is carried out wiping sieve, the raw material that collection screen side off the net drops by the screen(ing) machine of wiping using sieve number to be 80 mesh；(C) wipe sieve to stop after 20 minutes wiping screen(ing) machine work, reclaim and rest on the pellet wiped on sieve machine screen；(D) raw material dropped below wiping sieve machine screen collected is put into the enterprising row filter of vibrosieve of 200 mesh, collects the raw material retained on the vibrating, as the compacting material of disc cutter.The present invention proposes the method for fine finishing of a kind of pellet for compacting disc cutter, to realize screening the raw material of compacting disc cutter, improving raw material particle size, reduces the purpose of disc cutter percent defective.
Description
Technical field
The present invention relates to disc cutter production field, concretely relate to the finishing of a kind of pellet for compacting disc cutter
Work method.
Background technology
Disc cutter, also known as cutting disc, is usually used in the work such as polishing, cutting, has market widely at mechanical field.Existing
Disc cutter production process in, use pellet or powder pressing to become semi-finished product disk, high temperature sintering realizes consolidation molding afterwards.But
The compressing difficulty of existing disc cutter, due to disc cutter be relatively large in diameter, the thinnest, when using existing pellet to suppress, semi-finished product
Density is poor, and product is difficult to put on ware dish, and product metallographic can not be guaranteed.If use powder pressing, powder mobility
Difference, is easily caused compacting non-uniform charging so that after sintering, deformation of products is big.Therefore, for the life of disc cutter in prior art
Producing, its percent defective is the highest, wastes the biggest.
Summary of the invention
The present invention proposes the method for fine finishing of a kind of pellet for compacting disc cutter, of the prior art above-mentioned to solve
Problem, it is achieved the raw material of compacting disc cutter is screened, improves raw material particle size, reduces the purpose of disc cutter percent defective.
The present invention is achieved through the following technical solutions:
The method for fine finishing of a kind of pellet for compacting disc cutter, comprises the following steps:
(A) by pellet mix homogeneously；
(B) pellet of mix homogeneously is carried out wiping sieve by the screen(ing) machine of wiping using sieve number to be 80 mesh, and collection screen side off the net drop
Raw material；
(C) wipe sieve to stop after 20 minutes wiping screen(ing) machine work, reclaim and rest on the pellet wiped on sieve machine screen；
(D) raw material dropped below wiping sieve machine screen collected is put into the enterprising row filter of vibrosieve of 200 mesh, collects and protect
Stay raw material on the vibrating, as the compacting material of disc cutter.
Due to prior art is suppressed disc cutter raw material use pellet time, semi-finished product density is poor, and product is difficult to put
On ware dish, product metallographic can not be guaranteed；If use powder pressing, powder poor fluidity, it is easily caused compacting charging not
Uniformly so that after sintering, deformation of products is big；Finding after applicant's research, if using the compound of pellet and powder, powder can fill
Filling out in the gap between pellet, the mobility again resulting in compound is very poor, can produce moderate finite deformation the most equally.Always
It, one-time success rate compressing in existing disc cutter production process is less than 20%, and percent defective is high, inefficiency.For upper
Stating problem, the present invention proposes the method for fine finishing of a kind of pellet for compacting disc cutter, carries out the raw material of compacting disc cutter
Screening, and then make raw material particle size uniformly and not lose mobility.The method of the invention is first by pellet mix homogeneously, it is ensured that after
Continuous operation is to carry out in the case of pellet is uniform.Afterwards by sieve number be 80 mesh wipe the screen(ing) machine pellet to mix homogeneously
Carry out wiping sieve, wipe screen(ing) machine and pellet is constantly extruded with broken, finally make pellet particle diameter diminish, fall from the sieve aperture of screen cloth
Fall.Its aperture of the screen cloth of 80 mesh is about 0.18mm, and this aperture is it can be avoided that the bigger pellet of particle diameter enters produces so that enter
The raw material of pressing stage, its size is uniform and stable, does not haves the situation that the gap between pellet is suddenly big or suddenly small, and the most also ratio is existing
Powder there is more preferable mobile performance, so that it is guaranteed that the semi-finished product circular knife suppressed has good metallographic, its density is divided
Cloth is the most uniform and stable, the one-time success rate suppressing semi-finished product circular knife can be made to be improved with this, reduce cost.Wipe screen(ing) machine
After a collection of pellet is wiped sieve 20 minutes, remain in the pellet wiped on screen(ing) machine, then show that it is difficult to be broken；Therefore wipe
Stop after sieving 20 minutes wiping screen(ing) machine work, the pellet that still cannot crush after the wiping sieve of 20 minutes, then this pellet matter is described
Ground is uneven, may have impurity in it, causes it cannot be wiped screen(ing) machine and crush, and the pellet that therefore will stay on wiping sieve machine screen enters
Row reclaims, and melts down further according to practical situation or directly discards.Finally by collect from wiping drop below sieve machine screen former
The enterprising row filter of vibrosieve of 200 mesh put into by material, collects the raw material retained on the vibrating, as the compacting material of disc cutter.I.e.
Except less than the raw material of 200 mesh sizes by Vibration Screen, i.e. exclude particle diameter 75 microns and less raw material, screen out by
Wipe screen(ing) machine and be crushed to the raw material of powder, thus avoid pellet to form existing powder after being sieved to existing powder size by wiping and mix
Close material, cause the problem that mobility is poor, improve the mobility being used for suppressing the raw material of disc cutter further.
Further, the pellet in described step (A), before mixing, is first carried out and dries.To being processed
Pellet before screening is carried out, thus disposes the foreign material and foul being mixed in pellet, it is to avoid during dust etc. wipe sieve again
Being bonded on wiping screen(ing) machine, the screen(ing) machine crushing efficiency to pellet is wiped in impact.
Further, the pellet reclaimed in described step (C) is melted down.Step (C) will cannot be wiped screen(ing) machine
Broken pellet carries out melting down heavily refining, and purifies the removal of impurity further, puts into production, to reduce cost savings resource.
The present invention compared with prior art, has such advantages as and beneficial effect:
The method for fine finishing of a kind of pellet for compacting disc cutter of the present invention, by pellet mix homogeneously；Use sieve number is
The pellet of mix homogeneously is carried out wiping sieve, the raw material that collection screen side off the net drops by the screen(ing) machine of wiping of 80 mesh so that enter pressing stage
Raw material, its size is uniform and stable, does not haves a situation that the gap between pellet is suddenly big or suddenly small, also has than existing powder simultaneously
Having more preferable mobile performance, so that it is guaranteed that the semi-finished product circular knife suppressed has good metallographic, its Density Distribution is the most uniform
Stable, the one-time success rate suppressing semi-finished product circular knife can be made to be improved with this, reduce cost.Wipe sieve to stop after 20 minutes
Only wipe screen(ing) machine work, reclaim and rest on the pellet wiped on sieve machine screen, it is to avoid carried out weight to the broken pellet of screen(ing) machine cannot wipes
Multiple invalid wiping riddler makees.Finally the raw material dropped below wiping sieve machine screen collected is put into the vibrosieve of 200 mesh
Screen, collect the raw material retained on the vibrating, as the compacting material of disc cutter.It is i.e. except being less than by Vibration Screen
The raw material of 200 mesh sizes, thus avoid pellet to form existing powder compound after being sieved to existing powder size by wiping, lead
Cause the problem that mobility is poor, improve the mobility being used for suppressing the raw material of disc cutter further.
Accompanying drawing explanation
Accompanying drawing described herein is used for providing being further appreciated by the embodiment of the present invention, constitutes of the application
Point, it is not intended that the restriction to the embodiment of the present invention.In the accompanying drawings:
Fig. 1 is the schematic flow sheet of the specific embodiment of the invention.
Detailed description of the invention
For making the object, technical solutions and advantages of the present invention clearer, below in conjunction with embodiment and accompanying drawing, to this
Invention is described in further detail, and the exemplary embodiment of the present invention and explanation thereof are only used for explaining the present invention, do not make
For limitation of the invention.
Embodiment 1:
The method for fine finishing of a kind of pellet for compacting disc cutter as shown in Figure 1, comprises the following steps: pellet is mixed by (A)
Close uniformly；(B) pellet of mix homogeneously is carried out wiping sieve by the screen(ing) machine of wiping using sieve number to be 80 mesh, and collection screen side off the net drop
Raw material；(C) wipe sieve to stop after 20 minutes wiping screen(ing) machine work, reclaim and rest on the pellet wiped on sieve machine screen；(D) will collect
From wiping the raw material dropped below sieve machine screen and put into the enterprising row filter of vibrosieve of 200 mesh, collect and retain on the vibrating
Raw material, as the compacting material of disc cutter.Pellet in described step (A), before mixing, is first carried out and dries.By institute
State the pellet reclaimed in step (C) to melt down.The method of the invention is first by pellet mix homogeneously, it is ensured that subsequent handling is
Carry out in the case of pellet is uniform.By the screen(ing) machine of wiping that sieve number is 80 mesh, the pellet of mix homogeneously is wiped afterwards
Sieve, wipes screen(ing) machine and constantly extrudes pellet with broken, finally make pellet particle diameter diminish, drop from the sieve aperture of screen cloth.80
Its aperture of purpose screen cloth is about 0.18mm, and this aperture is it can be avoided that the bigger pellet of particle diameter enters produces so that enter compacting
The raw material in stage, its size is uniform and stable, does not haves the situation that the gap between pellet is suddenly big or suddenly small, simultaneously also than existing powder
Material has more preferable mobile performance, so that it is guaranteed that the semi-finished product circular knife suppressed has good metallographic, its Density Distribution is also
Uniform and stable, the one-time success rate suppressing semi-finished product circular knife can be made to be improved with this, reduce cost.Wipe screen(ing) machine right
A collection of pellet is wiped after sieving 20 minutes, remains in the pellet wiped on screen(ing) machine, then shows that it is difficult to be broken；Therefore sieve 20 is wiped
Stop after minute wiping screen(ing) machine work, the pellet that still cannot crush after the wiping sieve of 20 minutes, then this pellet quality is described not
All, may there is impurity in it, cause it cannot be wiped screen(ing) machine and crush, therefore will stay on the pellet wiped on sieve machine screen and carry out back
Receive, melt down further according to practical situation or directly discard.Finally the raw material dropped below wiping sieve machine screen collected is put
Enter the enterprising row filter of vibrosieve of 200 mesh, collect the raw material retained on the vibrating, as the compacting material of disc cutter.It is i.e. logical
Cross Vibration Screen except less than the raw material of 200 mesh sizes, i.e. exclude particle diameter at 75 microns and less raw material, screen out and sieved by wiping
Crusher machine is to the raw material of powder, thus avoids pellet to form existing powder after being sieved to existing powder size by wiping and mix
Material, causes the problem that mobility is poor, improves the mobility being used for suppressing the raw material of disc cutter further.
Above-described detailed description of the invention, has been carried out the purpose of the present invention, technical scheme and beneficial effect further
Describe in detail, be it should be understood that the detailed description of the invention that the foregoing is only the present invention, be not intended to limit the present invention
Protection domain, all within the spirit and principles in the present invention, any modification, equivalent substitution and improvement etc. done, all should comprise
Within protection scope of the present invention.
Claims (3)
1. the method for fine finishing for the pellet of compacting disc cutter, it is characterised in that comprise the following steps:
(A) by pellet mix homogeneously；
(B) pellet of mix homogeneously is carried out wiping sieve by the screen(ing) machine of wiping using sieve number to be 80 mesh, and collection screen side off the net drop
Raw material；
(C) wipe sieve to stop after 20 minutes wiping screen(ing) machine work, reclaim and rest on the pellet wiped on sieve machine screen；
(D) raw material dropped below wiping sieve machine screen collected is put into the enterprising row filter of vibrosieve of 200 mesh, collects and protect
Stay raw material on the vibrating, as the compacting material of disc cutter.
The method for fine finishing of a kind of pellet for compacting disc cutter the most according to claim 1, it is characterised in that: described
Pellet in step (A), before mixing, is first carried out and dries.
The method for fine finishing of a kind of pellet for compacting disc cutter the most according to claim 1 and 2, it is characterised in that:
The pellet reclaimed in described step (C) is melted down.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610591996.7A CN106216691A (en) | 2016-07-26 | 2016-07-26 | A kind of method for fine finishing of the pellet for compacting disc cutter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610591996.7A CN106216691A (en) | 2016-07-26 | 2016-07-26 | A kind of method for fine finishing of the pellet for compacting disc cutter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106216691A true CN106216691A (en) | 2016-12-14 |
Family
ID=57533402
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610591996.7A Pending CN106216691A (en) | 2016-07-26 | 2016-07-26 | A kind of method for fine finishing of the pellet for compacting disc cutter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106216691A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107570710A (en) * | 2017-08-18 | 2018-01-12 | 武汉新锐合金工具有限公司 | A kind of method of granulating of extra coarse grain hard alloy |
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|---|---|---|---|---|
| CN2444679Y (en) * | 2000-08-17 | 2001-08-29 | 陈鸿明 | Pressing and cut-off device for cast-iron melting material |
| US20060219828A1 (en) * | 2004-03-29 | 2006-10-05 | Sharp Rodney W | Dynamic screen process for hogging apparatus |
| CN200952884Y (en) * | 2006-07-26 | 2007-09-26 | 上海六晶金属科技有限公司 | Rubbing, screening and drying integrated machine |
| US20080264205A1 (en) * | 2006-12-16 | 2008-10-30 | Taofang Zeng | Method for Making Nanoparticles |
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| CN105709876A (en) * | 2016-04-18 | 2016-06-29 | 苏州道众机械制造有限公司 | Granule rolling and screening device |
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-
2016
- 2016-07-26 CN CN201610591996.7A patent/CN106216691A/en active Pending
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|---|---|---|---|---|
| CN2444679Y (en) * | 2000-08-17 | 2001-08-29 | 陈鸿明 | Pressing and cut-off device for cast-iron melting material |
| US20060219828A1 (en) * | 2004-03-29 | 2006-10-05 | Sharp Rodney W | Dynamic screen process for hogging apparatus |
| CN200952884Y (en) * | 2006-07-26 | 2007-09-26 | 上海六晶金属科技有限公司 | Rubbing, screening and drying integrated machine |
| US20080264205A1 (en) * | 2006-12-16 | 2008-10-30 | Taofang Zeng | Method for Making Nanoparticles |
| CN203830267U (en) * | 2014-04-28 | 2014-09-17 | 潍坊汇韬化工有限公司 | Grinding vibrating screen device |
| CN203874870U (en) * | 2014-05-26 | 2014-10-15 | 浙江光达电子科技有限公司 | Powder pulping machine |
| CN203874869U (en) * | 2014-05-26 | 2014-10-15 | 浙江光达电子科技有限公司 | Powder vibrating plate of powder pulping machine |
| CN105772731A (en) * | 2014-12-15 | 2016-07-20 | 技锋精密刀具（马鞍山）有限公司 | Production process for hard alloy ultrathin round blades |
| CN105709876A (en) * | 2016-04-18 | 2016-06-29 | 苏州道众机械制造有限公司 | Granule rolling and screening device |
Non-Patent Citations (1)
| Title |
|---|
| 株洲硬质合金厂: "《硬质合金的生产》", 30 June 1974 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107570710A (en) * | 2017-08-18 | 2018-01-12 | 武汉新锐合金工具有限公司 | A kind of method of granulating of extra coarse grain hard alloy |
| CN107570710B (en) * | 2017-08-18 | 2019-06-28 | 武汉新锐合金工具有限公司 | A kind of method of granulating of extra coarse grain hard alloy |
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| C06 | 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 |
Application publication date: 20161214 |
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| RJ01 | Rejection of invention patent application after publication |