CN104826553A - Synthesizing assembly for enhancing flatness of composite sheet - Google Patents
Synthesizing assembly for enhancing flatness of composite sheet Download PDFInfo
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- CN104826553A CN104826553A CN201510245625.9A CN201510245625A CN104826553A CN 104826553 A CN104826553 A CN 104826553A CN 201510245625 A CN201510245625 A CN 201510245625A CN 104826553 A CN104826553 A CN 104826553A
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- composite sheet
- block
- carbon
- cup
- synthesis
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- 239000002131 composite material Substances 0.000 title claims abstract description 75
- 230000002194 synthesizing effect Effects 0.000 title abstract description 5
- 230000002708 enhancing effect Effects 0.000 title abstract 3
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 41
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 38
- 239000000956 alloy Substances 0.000 claims abstract description 33
- 229910045601 alloy Inorganic materials 0.000 claims abstract description 33
- 230000015572 biosynthetic process Effects 0.000 claims abstract description 26
- 238000003786 synthesis reaction Methods 0.000 claims abstract description 26
- 150000003839 salts Chemical class 0.000 claims abstract description 21
- 239000000843 powder Substances 0.000 claims abstract description 16
- 238000001125 extrusion Methods 0.000 claims abstract description 13
- 229910052903 pyrophyllite Inorganic materials 0.000 claims abstract description 12
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims abstract description 7
- 239000010936 titanium Substances 0.000 claims abstract description 7
- 229910052719 titanium Inorganic materials 0.000 claims abstract description 7
- 229910003460 diamond Inorganic materials 0.000 claims abstract description 5
- 239000010432 diamond Substances 0.000 claims abstract description 5
- 239000000463 material Substances 0.000 claims description 15
- 150000001875 compounds Chemical class 0.000 claims description 14
- 229910052751 metal Inorganic materials 0.000 claims description 10
- 239000002184 metal Substances 0.000 claims description 10
- 239000011230 binding agent Substances 0.000 claims description 6
- 229910052582 BN Inorganic materials 0.000 claims description 3
- PZNSFCLAULLKQX-UHFFFAOYSA-N Boron nitride Chemical compound N#B PZNSFCLAULLKQX-UHFFFAOYSA-N 0.000 claims description 3
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 claims description 3
- 229910052758 niobium Inorganic materials 0.000 claims description 3
- 239000010955 niobium Substances 0.000 claims description 3
- GUCVJGMIXFAOAE-UHFFFAOYSA-N niobium atom Chemical compound [Nb] GUCVJGMIXFAOAE-UHFFFAOYSA-N 0.000 claims description 3
- 238000007493 shaping process Methods 0.000 claims description 3
- 229910052715 tantalum Inorganic materials 0.000 claims description 3
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 claims description 3
- 229910052726 zirconium Inorganic materials 0.000 claims description 3
- GJNGXPDXRVXSEH-UHFFFAOYSA-N 4-chlorobenzonitrile Chemical compound ClC1=CC=C(C#N)C=C1 GJNGXPDXRVXSEH-UHFFFAOYSA-N 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000003475 lamination Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
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- Powder Metallurgy (AREA)
- Laminated Bodies (AREA)
Abstract
The invention discloses a synthesizing assembly for enhancing the flatness of a composite sheet. The synthesizing assembly comprises a composite sheet assembling structure arranged in a salt pipe, wherein the salt pipe is arranged in a carbon pipe, the carbon pipe is vertically arranged in an extrusion cavity of a pyrophyllite block, two end openings of the extrusion cavity of the pyrophyllite block are respectively provided with plugs, and the plugs sequentially press on the composite sheet assembling structure through a titanium sheet and a carbon block; the composite sheet assembling structure comprises three hard alloy reference blocks which are arranged according to upper, middle and lower positions; a composite sheet synthesis body is arranged between two adjacent hard alloy reference blocks, and a carbon sheet is cushioned between the composite sheet synthesis body and the adjacent hard alloy reference blocks; the cup body of the composite sheet synthesis body is internally provided with superhard texture powder and a hard alloy synthesis block which are uniformly laid, and a cup cover and a cup body cover are merged to extrude the superhard texture powder to the bottom of the cup body through the hard alloy synthesis block. The synthesizing assembly for enhancing the flatness of the composite sheet, which is disclosed by the invention, has good rigidity. A synthesized composite sheet can reach the flatness that a composite layer is less than 0.1 mm in a six-surface diamond presser system.
Description
Technical field
The present invention relates to the manufacturing technology of tool type PCBN, PCD composite sheet, be specially a kind of synthesis assembly improving composite sheet flatness.
Background technology
At present, abroad owing to adopting top, two sides synthesis composite sheet, synthesis device rigidity, precision, package assembly mould matching are better, and the composite bed flatness of the composite sheet of production is better.
China now adopts synthesis device to be cubic hinge press, and synthesis device rigidity, precision are not as top, external two sides synthetic system, and therefore the coupling work of package assembly mould is the key of China PCBN, PCD composite sheet progress innovation.Domestic PCBN, PCD composite sheet reaches certain level by development & production performance in recent years, but the composite bed out-of-flatness of composite sheet have impact on the stability that composite sheet uses, trace it to its cause is that traditional group assembling structure mould (as structures such as composite sheet lamination assemblings) composite sheet distortion after HP-HT synthesize is larger, the defects such as stress is larger, therefore composite bed (the i.e. CBN layer of PCBN of traditional group assembling structure synthesis composite sheet is adopted at cubic hinge press, the diamond layer of PCD) thickness difference (abbreviation flatness) of zones of different is larger, the thickest and the thinnest difference of state's external composite layer is less than 0.1mm, the composite bed of domestic cubic hinge press traditional group assembling structure synthesis composite sheet is the thickest and the thinlyyest differ generally at about 0.3mm, the composite bed thickness inequality of composite sheet has influence on composite sheet application, particularly cutter composite sheet stability in the application.
Existing composite sheet package assembly adopts the direct lamination assembling of composite sheet, and other space adopts the materials such as graphite, salt sheet, potsherd to fill.
Summary of the invention
The present invention proposes a kind of synthesis assembly improving composite sheet flatness, its object is to overcome existing package assembly in synthesis, be out of shape larger deficiency, make the composite sheet flatness synthesized be less than 0.1mm.
The present invention improves the synthesis assembly of composite sheet flatness, its technical scheme comprises the composite sheet package assembly be located in salt pipe, described salt pipe is located in carbon pipe, described carbon pipe is vertically located in the extrusion chamber of pyrophyllite block, the two-port of described salt pipe is encapsulated by salt sheet, the two-port of carbon pipe is encapsulated by carbon plate, the two-port of described pyrophyllite block extrusion chamber arranges plug respectively, described plug is pressed on carbon plate by titanium sheet and carbon block successively, difference is that described composite sheet package assembly comprises by upper, in, three pieces of carbide alloy benchmark blocks that upper/lower positions is arranged, composite sheet compound body is provided with between adjacent carbide alloy benchmark block, carbon plate is paid for first between described composite sheet compound body and adjacent carbide alloy benchmark block, described composite sheet compound body comprises resistant to elevated temperatures cup and bowl cover, be provided with the superhard material powder and carbide alloy Synthetic block evenly laid in described cup, superhard material powder is squeezed in bottom of cup by described bowl cover and cup lid merga pass carbide alloy Synthetic block.
Superhard material powder, all towards the carbide alloy benchmark block in centre position, is located at the medium position of carbon pipe by the bottom of described cup with this, when being convenient to HP-HT synthesize in cubic hinge press, make superhard material powder be in the central high temperature place of temperature province.
Described superhard material powder conventionally adopts the component of cubic boron nitride and binding agent or diamond and binding agent.
Described cup and bowl cover conventionally use metal zirconium or metal niobium or metal tantalum to make shaping.
For easy to make, described pyrophyllite block adopts the combining structure of upper and lower two pieces.
Beneficial effect of the present invention:
1, to improve the rigidity of the synthesis assembly of composite sheet flatness good in the present invention, synthesizes composite sheet and can reach the flatness that composite bed is less than 0.1mm in cubic hinge press system.
2, the present invention can reach the flatness effect of top, external two sides synthetic system, and the composite sheet stability of synthesis is good, and the composite sheet of good stability is more suitable for processing center of numerical-control machine tool use.
Accompanying drawing explanation
Fig. 1 is the structural representation of embodiment of the present invention.
Figure number identifies: 1, salt pipe; 2, carbon pipe; 3, pyrophyllite block; 4, salt sheet; 5, carbon plate; 6, plug; 7, titanium sheet; 8, carbon block; 9, carbide alloy benchmark block; 10, cup; 11, bowl cover; 12, superhard material powder; 13, carbide alloy Synthetic block; 14, white clouds cliff.
Detailed description of the invention
Below in conjunction with accompanying drawing illustrated embodiment, technical scheme of the present invention is described further.
The present invention improves the synthesis assembly of composite sheet flatness, its technical scheme comprises, the square pyrophyllite block 3 of lower consistent size, on, the extrusion chamber (vertical direction) at lower pyrophyllite block 3 center is coaxial, in described extrusion chamber, the chamber wall in synthesis region is white clouds cliff 14, in the extrusion chamber in described white clouds cliff 14 region, carbon pipe 2 is vertically set, the two-port of described carbon pipe 2 is respectively by carbon plate 5 capping (carbon plate 5 is matched with in the port of carbon pipe 2), salt pipe 1 is set in carbon pipe 2, the two-port of described salt pipe 1 is respectively by salt sheet 4 capping (salt sheet 4 is matched with in the port of salt pipe 1), composite sheet package assembly is set in salt pipe 1, the two-port of upper and lower pyrophyllite block 3 extrusion chamber is respectively equipped with metal plug 6, between described plug 6 and corresponding (carbon pipe 2) carbon plate 5, titanium sheet 7 and carbon block 8 are set, pyrophillite sheet and white clouds flag are set between plug 6 and the space of extrusion chamber, between described carbon block 8 and the space of extrusion chamber, white clouds flag is set, as shown in Figure 1.
Described composite sheet package assembly comprises first piece of carbide alloy benchmark block, 9, second the composite sheet compound body, the 3rd piece of carbide alloy benchmark block the 9, the 4th composite sheet compound body and the 5th piece of carbide alloy benchmark block 9 that arrange respectively from top to bottom, carbon plate 5 has been paid for first, as shown in Figure 1 between each composite sheet compound body and upper and lower carbide alloy benchmark block 9.
Described composite sheet compound body (in advance through colding pressing and application of vacuum) comprises bottom the cup 10 with downwardly the 3rd piece of carbide alloy benchmark block the 9, the 4th composite sheet compound body bottom metal zirconium or the cup 10 of metal niobium or the shaping making of metal tantalum and the cup 10 of bowl cover 11, second composite sheet compound body upwards towards the 3rd piece of carbide alloy benchmark block 9; Bottom even in each cup 10 lays the superhard material powder 12 that one deck is made up of cubic boron nitride and binding agent (also can adopt diamond and binding agent), in cup 10, carbide alloy Synthetic block 13 is provided with corresponding to superhard material powder 12, described bowl cover 11 covers with cup 10, bowl cover 11 to act on carbide alloy Synthetic block 13 and is pressed in bottom cup 10 by superhard material powder 12, as shown in Figure 1.
The present invention assembled synthesizes assembly and is placed in high pressure extruding synthesis (comprising the extruding in up, down, left, right, before and after direction) that cubic hinge press carries out under the condition of high temperature, superhard material powder 12 synthesize with carbide alloy Synthetic block 13 and is sintered to integrally.
In the upper and lower direction of extrusion, achieve the extruding from outer to inner of composite sheet package assembly by upper and lower plug 6, above, lower end cap 6 is example, and the sequence of operation of power is: upper plug head 6---upper titanium sheet 7---upper carbon block 8---upper carbon plate 5---upper salt sheet 4---the first piece of carbide alloy benchmark block 9---carbon plate 5---cup 10 of second composite sheet compound body---carbon plate 5---the 3rd piece of carbide alloy benchmark block 9; Lower end cap 6---lower titanium sheet 7---lower carbon block 8---lower carbon plate 5---lower salt sheet 4---the 5th piece of carbide alloy benchmark block 9---carbon plate 5---cup 10 of the 4th composite sheet compound body---carbon plate 5---the 3rd piece of carbide alloy benchmark block 9.
Package assembly of the present invention improves overall rigidity to greatest extent, can ensure that the composite sheet (sintered body of superhard material powder 12 and carbide alloy Synthetic block 13) of synthesizing is out of shape little, in composite sheet, residual mechanical stress is little, decrease in original compact structure because distortion residual mechanical stress causes more greatly the defect of cutter instability, make the composite bed flatness of PCBN, PCD composite sheet be less than 0.1mm, reach the level of external composite sheet flatness.
Claims (5)
1. improve the synthesis assembly of composite sheet flatness, comprise the composite sheet package assembly be located in salt pipe (1), described salt pipe (1) is located in carbon pipe (2), described carbon pipe (2) is vertically located in the extrusion chamber of pyrophyllite block (3), the two-port of described salt pipe (1) is encapsulated by salt sheet (4), the two-port of carbon pipe (2) is encapsulated by carbon plate (5), the two-port of described pyrophyllite block (3) extrusion chamber arranges plug (6) respectively, described plug (6) is pressed on carbon plate (5) by titanium sheet (7) and carbon block (8) successively, it is characterized in that: described composite sheet package assembly comprises by upper, in, three pieces of carbide alloy benchmark blocks (9) that upper/lower positions is arranged, composite sheet compound body is provided with between adjacent carbide alloy benchmark block (9), carbon plate (5) is paid for first between described composite sheet compound body and adjacent carbide alloy benchmark block (9), described composite sheet compound body comprises resistant to elevated temperatures cup (10) and bowl cover (11), be provided with the superhard material powder (12) and carbide alloy Synthetic block (13) of evenly laying in described cup (10), superhard material powder (12) is squeezed in cup (10) bottom by described bowl cover (11) and cup (10) lid merga pass carbide alloy Synthetic block (13).
2. the synthesis assembly of raising composite sheet flatness according to claim 1, is characterized in that: the bottom of described cup (10) is all towards the carbide alloy benchmark block (9) in centre position.
3. the synthesis assembly of raising composite sheet flatness according to claim 1 and 2, is characterized in that: described superhard material powder (12) comprises cubic boron nitride and binding agent or diamond and binding agent.
4. the synthesis assembly of raising composite sheet flatness according to claim 1 and 2, is characterized in that: described cup (10) and bowl cover (11) use metal zirconium or metal niobium or metal tantalum to make shaping.
5. the synthesis assembly of raising composite sheet flatness according to claim 1 and 2, is characterized in that: described pyrophyllite block (3) comprises upper and lower two blocks.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510245625.9A CN104826553B (en) | 2015-05-14 | 2015-05-14 | Synthesizing assembly for enhancing flatness of composite sheet |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510245625.9A CN104826553B (en) | 2015-05-14 | 2015-05-14 | Synthesizing assembly for enhancing flatness of composite sheet |
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| Publication Number | Publication Date |
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| CN104826553A true CN104826553A (en) | 2015-08-12 |
| CN104826553B CN104826553B (en) | 2017-02-22 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107379663A (en) * | 2017-08-15 | 2017-11-24 | 郑州磨料磨具磨削研究所有限公司 | MULTILAYER COMPOSITE interlayer material for synthesizing superhard material sintered body |
| CN108655395A (en) * | 2018-05-18 | 2018-10-16 | 桂林特邦新材料有限公司 | A method of improving composite sheet flatness and uniformity |
| CN110280190A (en) * | 2019-07-02 | 2019-09-27 | 亳州市东风金刚石厂 | It is a kind of for producing the Synthetic block of diamond and its composite sheet |
| CN114768681A (en) * | 2022-04-20 | 2022-07-22 | 中国有色桂林矿产地质研究院有限公司 | Pressure transmission device for superhard composite material |
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| US4481180A (en) * | 1980-05-29 | 1984-11-06 | Commissariat A L'energie Atomique | Diamond synthesis process |
| JPS63278545A (en) * | 1987-05-11 | 1988-11-16 | Sumitomo Electric Ind Ltd | Method for synthesizing diamond |
| CN2741646Y (en) * | 2004-11-19 | 2005-11-23 | 罗斌 | Assembling block for synthetic diamond |
| CN103406071A (en) * | 2013-07-03 | 2013-11-27 | 河南理工大学 | Diamond synthesis device heated by alloy heating pipe |
| CN204602140U (en) * | 2015-05-14 | 2015-09-02 | 桂林特邦新材料有限公司 | Improve the synthesis assembly of composite sheet flatness |
-
2015
- 2015-05-14 CN CN201510245625.9A patent/CN104826553B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4481180A (en) * | 1980-05-29 | 1984-11-06 | Commissariat A L'energie Atomique | Diamond synthesis process |
| JPS63278545A (en) * | 1987-05-11 | 1988-11-16 | Sumitomo Electric Ind Ltd | Method for synthesizing diamond |
| CN2741646Y (en) * | 2004-11-19 | 2005-11-23 | 罗斌 | Assembling block for synthetic diamond |
| CN103406071A (en) * | 2013-07-03 | 2013-11-27 | 河南理工大学 | Diamond synthesis device heated by alloy heating pipe |
| CN204602140U (en) * | 2015-05-14 | 2015-09-02 | 桂林特邦新材料有限公司 | Improve the synthesis assembly of composite sheet flatness |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107379663A (en) * | 2017-08-15 | 2017-11-24 | 郑州磨料磨具磨削研究所有限公司 | MULTILAYER COMPOSITE interlayer material for synthesizing superhard material sintered body |
| CN108655395A (en) * | 2018-05-18 | 2018-10-16 | 桂林特邦新材料有限公司 | A method of improving composite sheet flatness and uniformity |
| CN110280190A (en) * | 2019-07-02 | 2019-09-27 | 亳州市东风金刚石厂 | It is a kind of for producing the Synthetic block of diamond and its composite sheet |
| CN114768681A (en) * | 2022-04-20 | 2022-07-22 | 中国有色桂林矿产地质研究院有限公司 | Pressure transmission device for superhard composite material |
| CN114768681B (en) * | 2022-04-20 | 2024-05-28 | 中国有色桂林矿产地质研究院有限公司 | Pressure transmission device for superhard composite material |
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| Publication number | Publication date |
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| CN104826553B (en) | 2017-02-22 |
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Address after: No. 20 Tieshan Road, Guilin High-tech Zone, Guangxi Zhuang Autonomous Region, 541004 Patentee after: Guilin Tebang New Materials Co.,Ltd. Country or region after: China Address before: No. 20 Tieshan Road, Guilin High-tech Zone, Guangxi Zhuang Autonomous Region, 541004 Patentee before: GUILIN TEBON SUPERHARD MATERIAL Co.,Ltd. Country or region before: China |