CN107436276A - A kind of method for detecting diamond wire diamond particles - Google Patents

A kind of method for detecting diamond wire diamond particles Download PDF

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Publication number
CN107436276A
CN107436276A CN201710598282.3A CN201710598282A CN107436276A CN 107436276 A CN107436276 A CN 107436276A CN 201710598282 A CN201710598282 A CN 201710598282A CN 107436276 A CN107436276 A CN 107436276A
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China
Prior art keywords
diamond
weight
diamond wire
wire
diamond particles
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Pending
Application number
CN201710598282.3A
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Chinese (zh)
Inventor
孙培亚
刘瑞鸿
陈世波
余刚
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ZHENJIANG RENDE NEW ENERGY TECHNOLOGY Co Ltd
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ZHENJIANG RENDE NEW ENERGY TECHNOLOGY Co Ltd
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Priority to CN201710598282.3A priority Critical patent/CN107436276A/en
Publication of CN107436276A publication Critical patent/CN107436276A/en
Pending legal-status Critical Current

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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N15/00Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
    • G01N15/02Investigating particle size or size distribution
    • G01N15/0205Investigating particle size or size distribution by optical means
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N15/00Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N15/00Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
    • G01N15/02Investigating particle size or size distribution
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N15/00Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
    • G01N15/02Investigating particle size or size distribution
    • G01N15/0205Investigating particle size or size distribution by optical means
    • G01N15/0227Investigating particle size or size distribution by optical means using imaging; using holography
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N3/00Investigating strength properties of solid materials by application of mechanical stress
    • G01N3/40Investigating hardness or rebound hardness
    • G01N3/50Investigating hardness or rebound hardness by measuring rolling friction, e.g. by rocking pendulum
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N5/00Analysing materials by weighing, e.g. weighing small particles separated from a gas or liquid
    • G01N5/04Analysing materials by weighing, e.g. weighing small particles separated from a gas or liquid by removing a component, e.g. by evaporation, and weighing the remainder
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N15/00Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
    • G01N15/02Investigating particle size or size distribution
    • G01N2015/0294Particle shape

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  • Chemical & Material Sciences (AREA)
  • Biochemistry (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Dispersion Chemistry (AREA)
  • Polishing Bodies And Polishing Tools (AREA)
  • Preliminary Treatment Of Fibers (AREA)

Abstract

The invention provides a kind of method for detecting diamond wire diamond particles, comprise the following steps:(1)Diamond wire is chosen, its length is L, will be weighed after its ultrasound, drying, obtains weight g1;(2)Then diamond wire is put into decoating liquid and carries out electrochemistry removing plating;(3)Complete to be filtered decoating liquid after strip, clean, dry the diamond particles precipitated, and the weight of diamond particles is recorded, obtain weight g2;(4)Cleaning, drying is weighed again after diamond wire after strip is taken out, and obtains weight g3, coating weight is estimated according to loss of weight;(5)The diamond particles being collected into are obtained into granular size, circularities and view data by Malvern laser particle size analyzer;(6)According to step(5)Obtained data, draw diamond hardness.The method of the present invention can detect diamond particles actual size, while can further obtain the diamond hardness difference of different qualities.

Description

A kind of method for detecting diamond wire diamond particles
Technical field
The present invention is used to detect the actual size of particle and hardness situation on diamond wire, applied to photovoltaic solar diamond wire Cut the diamond wire used.
Background technology
With the continuous breakthrough of photovoltaic industry technology, Buddha's warrior attendant wire cutting list, polycrystalline technique are also increasingly ripe.As crucial auxiliary The diamond wire of material is even more the emphasis for turning into absorbed.The now detection to diamond wire is mostly the method using micro- sem observation, is passed through Observation can substantially understand diamond particle distribution situation and reunion situation, still, due to there is nickel dam covering, so for Grain size can not pass through picture accurate evaluation.
The content of the invention
It is an object of the invention to provide a kind of method for detecting diamond wire diamond particles, to detect diamond wire Particle size distribution situation and hardness, and then build full diamond wire quality estimating index.
To achieve the above object, the technical solution adopted by the present invention is:
A kind of method for detecting diamond wire diamond particles, comprise the following steps:
(1)Diamond wire is chosen, its length is L, will be weighed after its ultrasound, drying, obtains weight g1;
(2)Then diamond wire is put into decoating liquid and carries out electrochemistry removing plating;
(3)Complete to be filtered decoating liquid after strip, clean, dry the diamond particles precipitated, and to diamond The weight of grain is recorded, and obtains weight g2;
(4)Cleaning, drying is weighed again after diamond wire after strip is taken out, and obtains weight g3, coating is estimated according to loss of weight Weight;
(5)By step(3)The diamond particles being collected into obtain granular size, circularities by Malvern laser particle size analyzer And view data;
(6)According to step(5)Obtained data, draw diamond hardness.
The step(1)In, the length of diamond wire is 500-10000cm.
The step(2)In, decoating liquid is made up of the component of following content:
Sodium nitrate 150-300 g/L, boric acid 10-20g/L, edta edta 15-25g/L, ammonium thiocyanate 0.1-1g/ L, surplus are water.
The step(4)In, obtain the nickel dam weight of unit length on diamond wire=(g1-g2-g3)/L.
The step(6)In, the method for drawing diamond hardness is:
Using ball grinding method, fixed grinding technics, it is big to contrast the particle diameter the change of divergence before and after ball milling of the diamond on different steel wires It is small;
Or contrasted using differential thermal analyzer by differential thermal analysis curve.
Beneficial effect:The method of the present invention can detect diamond particles actual size, while can further obtain difference The diamond hardness difference of quality.Mainly for detection of diamond wire particle size distribution situation and hardness, and then build full Buddha's warrior attendant Line quality estimating index.
Embodiment
With reference to specific embodiment, the present invention will be further described.
Embodiment 1
Concretely comprise the following steps:
(1)Diamond wire is chosen, its length L is 5000cm, will be weighed after its ultrasound, drying, obtains weight g1,
(2)It is then placed in decoating liquid and carries out electrochemistry removing plating.Decoating liquid is made up of the component of following content:The g/ of sodium nitrate 200 L, boric acid 10g/L, edta edta 20g/L, ammonium thiocyanate 1g/L, surplus are water;
(3)Complete to be filtered decoating liquid after strip, clean, dry the diamond particles that can be precipitated, and to particle weight Amount g2 is recorded;
(4)Cleaning, drying is weighed g3 again after steel wire after strip is taken out, and coating weight can be substantially estimated according to loss of weight, from And can obtain the nickel dam weight of unit length on steel wire=(g1-g2-g3)/L;
(5)The diamond being collected into can be obtained into granular size, circularities and image by Malvern laser particle size analyzer Data;
(6)For diamond hardness, ball grinding method can be used, fixed grinding technics, contrasts the diamond on different steel wires in ball Particle diameter the change of divergence size before and after mill;It can also be contrasted using differential thermal analyzer by differential thermal analysis curve.
Embodiment 2
Concretely comprise the following steps:
(1)Diamond wire is chosen, its length L is 500cm, will be weighed after its ultrasound, drying, obtains weight g1,
(2)It is then placed in decoating liquid and carries out electrochemistry removing plating.Decoating liquid is made up of the component of following content:The g/ of sodium nitrate 150 L, boric acid 15g/L, edta edta 15g/L, ammonium thiocyanate 0.5g/L, surplus are water;
(3)Complete to be filtered decoating liquid after strip, clean, dry the diamond particles that can be precipitated, and to particle weight Amount g2 is recorded;
(4)Cleaning, drying is weighed g3 again after steel wire after strip is taken out, and coating weight can be substantially estimated according to loss of weight, from And can obtain the nickel dam weight of unit length on steel wire=(g1-g2-g3)/L;
(5)The diamond being collected into can be obtained into granular size, circularities and image by Malvern laser particle size analyzer Data;
(6)For diamond hardness, ball grinding method can be used, fixed grinding technics, contrasts the diamond on different steel wires in ball Particle diameter the change of divergence size before and after mill;It can also be contrasted using differential thermal analyzer by differential thermal analysis curve.
Embodiment 3
Concretely comprise the following steps:
(1)Diamond wire is chosen, its length L grows for 10000cm, will be weighed after its ultrasound, drying, obtains weight g1,
(2)It is then placed in decoating liquid and carries out electrochemistry removing plating.Decoating liquid is made up of the component of following content:The g/ of sodium nitrate 300 L, boric acid 20g/L, edta edta 25g/L, ammonium thiocyanate 0.1g/L, surplus are water;
(3)Complete to be filtered decoating liquid after strip, clean, dry the diamond particles that can be precipitated, and to particle weight Amount g2 is recorded;
(4)Cleaning, drying is weighed g3 again after steel wire after strip is taken out, and coating weight can be substantially estimated according to loss of weight, from And can obtain the nickel dam weight of unit length on steel wire=(g1-g2-g3)/L;
(5)The diamond being collected into can be obtained into granular size, circularities and image by Malvern laser particle size analyzer Data;
(6)For diamond hardness, ball grinding method can be used, fixed grinding technics, contrasts the diamond on different steel wires in ball Particle diameter the change of divergence size before and after mill;It can also be contrasted using differential thermal analyzer by differential thermal analysis curve.
Described above is only the preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art For member, under the premise without departing from the principles of the invention, some improvements and modifications can also be made, these improvements and modifications also should It is considered as protection scope of the present invention.

Claims (5)

  1. A kind of 1. method for detecting diamond wire diamond particles, it is characterised in that:Comprise the following steps:
    (1)Diamond wire is chosen, its length is L, will be weighed after its ultrasound, drying, obtains weight g1;
    (2)Then diamond wire is put into decoating liquid and carries out electrochemistry removing plating;
    (3)Complete to be filtered decoating liquid after strip, clean, dry the diamond particles precipitated, and to diamond The weight of grain is recorded, and obtains weight g2;
    (4)Cleaning, drying is weighed again after diamond wire after strip is taken out, and obtains weight g3, coating is estimated according to loss of weight Weight;
    (5)By step(3)The diamond particles being collected into obtain granular size, circularities by Malvern laser particle size analyzer And view data;
    (6)According to step(5)Obtained data, draw diamond hardness.
  2. 2. the method according to claim 1 for detecting diamond wire diamond particles, it is characterised in that:The step (1)In, the length of diamond wire is 500-10000cm.
  3. 3. the method according to claim 1 for detecting diamond wire diamond particles, it is characterised in that:The step (2)In, decoating liquid is made up of the component of following content:
    Sodium nitrate 150-300 g/L, boric acid 10-20g/L, ethylenediamine tetra-acetic acid 15-25g/L, ammonium thiocyanate 0.1-1g/L are remaining Measure as water.
  4. 4. the method according to claim 1 for detecting diamond wire diamond particles, it is characterised in that:The step (4)In, obtain the nickel dam weight of unit length on diamond wire=(g1-g2-g3)/L.
  5. 5. the method according to claim 1 for detecting diamond wire diamond particles, it is characterised in that:The step (6)In, the method for drawing diamond hardness is:
    Using ball grinding method, fixed grinding technics, it is big to contrast the particle diameter the change of divergence before and after ball milling of the diamond on different steel wires It is small;
    Or contrasted using differential thermal analyzer by differential thermal analysis curve.
CN201710598282.3A 2017-07-21 2017-07-21 A kind of method for detecting diamond wire diamond particles Pending CN107436276A (en)

Priority Applications (1)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110146400A (en) * 2019-05-29 2019-08-20 佛山市东鹏陶瓷有限公司 A kind of detection method of ceramic raw material relative hardness

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101829964A (en) * 2010-04-28 2010-09-15 江西赛维Ldk太阳能高科技有限公司 Diamond wire and preparation method thereof
CN103528874A (en) * 2013-09-26 2014-01-22 镇江耐丝新型材料有限公司 Separating method of carborundum particles on surface of diamond wire
CN106404572A (en) * 2016-08-30 2017-02-15 镇江荣德新能源科技有限公司 Detection method for hardness of micron-size ultrahard grinding materials

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101829964A (en) * 2010-04-28 2010-09-15 江西赛维Ldk太阳能高科技有限公司 Diamond wire and preparation method thereof
CN103528874A (en) * 2013-09-26 2014-01-22 镇江耐丝新型材料有限公司 Separating method of carborundum particles on surface of diamond wire
CN106404572A (en) * 2016-08-30 2017-02-15 镇江荣德新能源科技有限公司 Detection method for hardness of micron-size ultrahard grinding materials

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110146400A (en) * 2019-05-29 2019-08-20 佛山市东鹏陶瓷有限公司 A kind of detection method of ceramic raw material relative hardness
CN110146400B (en) * 2019-05-29 2021-06-08 佛山市东鹏陶瓷有限公司 Method for detecting relative hardness of ceramic raw material

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