CN212283932U - Internal pressurizing pyrophyllite block - Google Patents
Internal pressurizing pyrophyllite block Download PDFInfo
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- CN212283932U CN212283932U CN202021369023.7U CN202021369023U CN212283932U CN 212283932 U CN212283932 U CN 212283932U CN 202021369023 U CN202021369023 U CN 202021369023U CN 212283932 U CN212283932 U CN 212283932U
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- pyrophyllite
- pressurizing
- block
- blocks
- cavity
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- 229910052903 pyrophyllite Inorganic materials 0.000 title claims abstract description 104
- 238000006243 chemical reaction Methods 0.000 claims abstract description 8
- 239000000956 alloy Substances 0.000 claims abstract description 7
- 229910045601 alloy Inorganic materials 0.000 claims abstract description 7
- 238000004519 manufacturing process Methods 0.000 abstract description 14
- 239000010432 diamond Substances 0.000 abstract description 12
- 229910003460 diamond Inorganic materials 0.000 abstract description 11
- 238000003825 pressing Methods 0.000 abstract description 8
- 230000015572 biosynthetic process Effects 0.000 abstract description 6
- 238000003786 synthesis reaction Methods 0.000 abstract description 6
- 238000005422 blasting Methods 0.000 abstract description 3
- 206010066054 Dysmorphism Diseases 0.000 abstract description 2
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 239000004575 stone Substances 0.000 abstract description 2
- 239000000843 powder Substances 0.000 description 8
- 230000005540 biological transmission Effects 0.000 description 4
- 238000013461 design Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 239000013078 crystal Substances 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005192 partition Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 229910052582 BN Inorganic materials 0.000 description 1
- PZNSFCLAULLKQX-UHFFFAOYSA-N Boron nitride Chemical compound N#B PZNSFCLAULLKQX-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010292 electrical insulation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
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Abstract
The utility model relates to the technical field of diamond synthesis, and discloses an internal pressurization pyrophyllite block, which comprises a pyrophyllite block body, wherein a synthesis rod cavity and a pressurization cavity are arranged in the pyrophyllite block body, a hard alloy pressurization block is arranged in the pressurization cavity, and the area of the front surface of the pressurization block is not more than 1/2 of the back surface of the pressurization block; and the adjacent pressurizing blocks are filled by pyrophyllite filling blocks. The inside dysmorphism carbide briquetting that adds of interior pressure boost pyrophyllite stone body of this application can make press pressure increase progressively to the internal reaction district more than 2 times, satisfies the production requirement of high-end diamond and superhard product. Meanwhile, the use pressure and blasting loss of the pressing machine equipment are reduced, and the service life of the pressing machine equipment is prolonged.
Description
Technical Field
The utility model relates to a diamond synthesis technical field especially relates to an interior pressure boost pyrophyllite piece.
Background
At present, most of devices used in the artificial diamond industry in domestic market are domestic six-side top hinge beam presses, and compared with foreign two-side top presses, the ultrahigh pressure effect has a certain difference.
The pyrophyllite powder pressing block is a sealed pressure transmission medium and a die of the artificial diamond. Because the pyrophyllite has good pressure transmission performance, rebound elasticity, sealing performance, electrical insulation performance, heat insulation and heat resistance and good processing performance, the pyrophyllite is widely used for producing and manufacturing auxiliary materials for manufacturing artificial diamonds. However, due to the self compression resistance of the mineral, when the synthetic pressure reaches the bearing pressure limit of the sealing edge of the pyrophyllite, the resilience of the pyrophyllite is deteriorated, and when the pressure is reduced and the pressure is relieved, the pyrophyllite on the sealing edge cannot move along with the hard alloy anvil, so that the blasting phenomenon appears at the stage, and the hard alloy anvil is damaged and the production loss is large. The sealed pressure transmission medium pyrophyllite block with the existing structure cannot effectively improve the internal pressure, some high-end diamond and cubic boron nitride products can be produced and manufactured only by adopting an extremely high pressure technology, otherwise, the effect cannot be achieved, the general diamond product can improve the product conversion rate and the productivity along with the rise of the pressure, and the current pyrophyllite block structure cannot meet the requirements.
SUMMERY OF THE UTILITY MODEL
To the not enough of existence on the prior art, the utility model provides an interior pressure boost pyrophyllite piece.
In order to achieve the above purpose, the present invention is realized by the following technical solution:
an internal pressurization pyrophyllite block comprises a cuboid-shaped pyrophyllite block body, wherein a synthesis rod cavity is formed in the center of the pyrophyllite block body along the length direction, the cross section of the pyrophyllite block body is square, a pressurization cavity in the length direction is formed in the pyrophyllite block body, the height and the position of the pressurization cavity are equal to and correspond to the height of a reaction area in the synthesis rod cavity, the cross section of the pressurization cavity is square, and the side of the pressurization cavity is parallel to the side of the pyrophyllite block body; hard alloy pressurizing blocks in the length direction are arranged on the inner wall of each side in the pressurizing cavity respectively, the back faces of the pressurizing blocks are planes and are attached to the corresponding inner wall of the pressurizing cavity, the front faces of the pressurizing blocks are in an arc shape matched with the outer contour of the synthetic rod cavity, the two side faces of the pressurizing blocks are oblique edges with central symmetry, and the area of the front faces of the pressurizing blocks is not more than 1/2 of the back faces of the pressurizing blocks; the adjacent pressurizing blocks are filled by pyrophyllite filling blocks, the back surfaces of the pyrophyllite filling blocks are attached to the inner walls of the pressurizing cavities between the adjacent pressurizing blocks, and the front surfaces of the four pyrophyllite filling blocks and the front surfaces of the four pressurizing blocks form cylindrical cavities corresponding to the synthetic rod cavities; the upper wall and the lower wall of the pyrophyllite block body are respectively provided with a plug through hole which is coaxial with the synthetic rod cavity; the pyrophyllite block body is divided into an upper part and a lower part in the length direction through an annular separating seam in the middle, and the pyrophyllite block bodies in the upper part and the lower part are connected in a matched and embedded mode through the back surfaces of the pressurizing block and the pyrophyllite filling block.
Preferably, the compact is a WC cemented carbide having a Co content of 15% or more.
A manufacturing method of the internal pressurization pyrophyllite block comprises the following steps:
a, manufacturing a mould of the upper part and the lower part of a pyrophyllite block body and a pyrophyllite filling block according to the design size, and manufacturing the pyrophyllite powder into the upper part and the lower part of the pyrophyllite block body and the pyrophyllite filling block by using a powder pressing method; baking the upper part and the lower part of the pyrophyllite block body and the pyrophyllite filling block to fully remove crystal water;
b, manufacturing a pressurizing block according to the design size;
c, assembling the pressurizing block and the pyrophyllite filling block into a pressurizing cavity at the lower part of the pyrophyllite block body, wherein the pressurizing block and the pyrophyllite filling block have partition surfaces which partially protrude out of the lower part of the pyrophyllite block body after the pressurizing block and the pyrophyllite filling block are assembled;
d, guiding and positioning the upper part of the pyrophyllite block body through the back surfaces of the protruded pressurizing blocks and the pyrophyllite filling blocks and attaching the upper part of the pyrophyllite block body with the cutting surface;
preferably, the pyrophyllite powder used for the pyrophyllite filling block has the granularity of 0.5-2 mm.
Preferably, the baking temperature in the step a is 773K.
The principle of this application does: 1. the synthetic rod cavity can be used for placing a diamond synthetic rod, and a cylindrical cavity formed by the front surfaces of the four pyrophyllite filling blocks and the front surfaces of the four pressurizing blocks is as high as the reaction area of the diamond synthetic rod, so that the pressurizing blocks can be used for pressurizing the whole reaction area of the diamond synthetic rod;
2. the back surface of the pressurizing block is a plane, the front surface and the arc shape, the two sides are centrosymmetric inclined surfaces, the area of the front surface of the pressurizing block is not more than 1/2 of the back surface of the pressurizing block, the stress surface of the back surface of the pressurizing block is large, and the pressurizing block is stably increased when pressure is transmitted to the front surface;
3. the adjacent pressurizing blocks are filled with pyrophyllite filling blocks, and the pyrophyllite filling blocks play roles in pressure transmission and buffering, so that the pressurizing blocks are prevented from being damaged by impact during synthesis;
4. the pressurizing block is made of WC hard alloy with the Co content of more than 15%, so that the pressurizing block is pressure-resistant, high-temperature-resistant and energy-consuming, and the transfer pressure is effectively stable;
5. the granularity of the pyrophyllite powder adopted by the pyrophyllite filling block is 0.5-2mm, and the granularity can ensure the pressing uniformity of the pyrophyllite filling block.
6. The pyrophyllite block body is divided into an upper part and a lower part, so that the processing production is facilitated, and the difficulty in later-stage assembly and disassembly is simplified.
The beneficial effect of this application does: the inside dysmorphism carbide briquetting that adds of interior pressure boost pyrophyllite stone body of this application can make press pressure increase progressively to the internal reaction district more than 2 times, satisfies the production requirement of high-end diamond and superhard product. Meanwhile, the use pressure and blasting loss of the pressing machine equipment are reduced, and the service life of the pressing machine equipment is prolonged.
Drawings
The present invention will be described in detail with reference to the accompanying drawings and specific embodiments.
Figure 1 is the utility model discloses the appearance structure schematic diagram of interior pressure boost pyrophyllite piece.
Fig. 2 is a longitudinal sectional view of fig. 1.
Fig. 3 is the structure diagram of the pyrophyllite body of the present invention.
Fig. 4 is a schematic view of the structure of the pyrophyllite body of the present invention.
Fig. 5 is a schematic diagram of the structure of the pressurizing block of the present invention.
Fig. 6 is a schematic structural view of the pyrophyllite filling block of the present invention.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.
Example 1
As shown in fig. 1-6, the internal pressurization pyrophyllite block comprises a cuboid-shaped pyrophyllite block body 1, wherein a synthetic rod cavity 2 is formed in the center of the pyrophyllite block body 1 along the length direction, the cross section of the pyrophyllite block body 1 is square, a pressurization cavity 3 in the length direction is formed in the pyrophyllite block body 1, the height and the position of the pressurization cavity 3 are equal to and correspond to the height of a reaction area in the synthetic rod cavity 2, the cross section of the pressurization cavity 3 is square, and the side of the pressurization cavity is parallel to the side of the pyrophyllite block body 1; the inner wall of each side in the pressurizing cavity 3 is respectively provided with a hard alloy pressurizing block 4 in the length direction, the back 401 of the pressurizing block 4 is a plane and is attached to the corresponding pressurizing cavity inner wall, the front 402 of the pressurizing block 4 is an arc matched with the outer contour of the synthetic rod cavity 2, the two side surfaces 403 of the pressurizing block 4 are inclined edges with central symmetry, and the area of the front of the pressurizing block 4 is not more than 1/2 of the back of the pressurizing block; the adjacent pressurizing blocks 4 are filled by pyrophyllite filling blocks 5, the back 501 of each pyrophyllite filling block 5 is attached to the inner wall of the pressurizing cavity 3 between the adjacent pressurizing blocks 4, the front 502 of each pyrophyllite filling block 5 and the front of each pressurizing block 4 form a cylindrical cavity corresponding to the synthetic rod cavity 2, and the height of each pressurizing block 4 and each pyrophyllite filling block 5 corresponds to the height of the pressurizing cavity 3; the upper wall and the lower wall of the pyrophyllite block body 1 are respectively provided with a plug through hole 6 which is coaxial with the synthetic rod cavity 2; the pyrophyllite block body 1 is divided into an upper part and a lower part (101,102) in the length direction through an annular separating seam 7 in the middle, the pressurizing cavity 3 is also correspondingly divided into the upper part and the lower part, and the pyrophyllite blocks of the upper part and the lower part (101,102) are connected in a matched and embedded mode through the pressurizing blocks 4 and the back faces of the pyrophyllite filling blocks 5.
The manufacturing method of the internal pressurization pyrophyllite block comprises the following steps:
a, manufacturing a mould of the upper part and the lower part of a pyrophyllite block body and a pyrophyllite filling block according to the design size, and manufacturing the pyrophyllite powder into the upper part and the lower part (101,102) of the pyrophyllite block body and the pyrophyllite filling block 5 by using a powder pressing method; the pyrophyllite powder adopted by the pyrophyllite filling block 5 has the granularity of 0.5-2 mm; 773K baking the upper and lower parts (101,102) of the pyrophyllite block body and the pyrophyllite filling block 5 to sufficiently remove crystal water;
b, manufacturing a pressurizing block 4 according to the design size;
c, assembling the pressurizing block 4 and the pyrophyllite filling block 5 into the pressurizing cavity 3 of the lower part 102 of the pyrophyllite block body, wherein after the assembling, the pressurizing block 4 and the pyrophyllite filling block 5 partially protrude out of the partition surface 7 of the lower part of the pyrophyllite block body;
d, guiding and positioning the pressurizing cavity 3 of the upper part 101 of the pyrophyllite block body through the protruded pressurizing block 4 and the back of the pyrophyllite filling block 5, and attaching the pressurizing cavity to the upper part cutting surface of the pyrophyllite block body;
those skilled in the art should understand that the present invention is not limited by the above embodiments. The foregoing embodiments and description have been made only for the purpose of illustrating the principles of the invention. The present invention can be further modified and improved without departing from the spirit and scope of the present invention. Such changes and modifications are intended to be within the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (1)
1. The utility model provides an interior pressure boost pyrophyllite piece, includes the pyrophyllite piece body of cuboid form, and pyrophyllite piece body center is equipped with synthetic stick chamber, its characterized in that along length direction: the cross section of the pyrophyllite block body is square, a pressurizing cavity in the length direction is arranged in the pyrophyllite block body, the height and the position of the pressurizing cavity are equal to and correspond to the height of a reaction area in the synthetic rod cavity, and the cross section of the pressurizing cavity is square and the side of the pressurizing cavity is parallel to the side of the pyrophyllite block body; hard alloy pressurizing blocks in the length direction are arranged on the inner wall of each side in the pressurizing cavity respectively, the back faces of the pressurizing blocks are planes and are attached to the corresponding inner wall of the pressurizing cavity, the front faces of the pressurizing blocks are in an arc shape matched with the outer contour of the synthetic rod cavity, the two side faces of the pressurizing blocks are oblique edges with central symmetry, and the area of the front faces of the pressurizing blocks is not more than 1/2 of the back faces of the pressurizing blocks; the adjacent pressurizing blocks are filled by pyrophyllite filling blocks, the back surfaces of the pyrophyllite filling blocks are attached to the inner walls of the pressurizing cavities between the adjacent pressurizing blocks, and the front surfaces of the four pyrophyllite filling blocks and the front surfaces of the four pressurizing blocks form cylindrical cavities corresponding to the synthetic rod cavities; the upper wall and the lower wall of the pyrophyllite block body are respectively provided with a plug through hole which is coaxial with the synthetic rod cavity; the pyrophyllite block body is divided into an upper part and a lower part in the length direction through an annular separating seam in the middle, and the pyrophyllite block bodies in the upper part and the lower part are connected in a matched and embedded mode through the back surfaces of the pressurizing block and the pyrophyllite filling block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021369023.7U CN212283932U (en) | 2020-07-13 | 2020-07-13 | Internal pressurizing pyrophyllite block |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021369023.7U CN212283932U (en) | 2020-07-13 | 2020-07-13 | Internal pressurizing pyrophyllite block |
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| Publication Number | Publication Date |
|---|---|
| CN212283932U true CN212283932U (en) | 2021-01-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021369023.7U Active CN212283932U (en) | 2020-07-13 | 2020-07-13 | Internal pressurizing pyrophyllite block |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111774011A (en) * | 2020-07-13 | 2020-10-16 | 河南飞孟金刚石工业有限公司 | A kind of inner pressurized pyrophyllite block and preparation method thereof |
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2020
- 2020-07-13 CN CN202021369023.7U patent/CN212283932U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111774011A (en) * | 2020-07-13 | 2020-10-16 | 河南飞孟金刚石工业有限公司 | A kind of inner pressurized pyrophyllite block and preparation method thereof |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 454750 Qianyao village, Chengbo Town, Mengzhou City, Jiaozuo City, Henan Province Patentee after: Henan FeiMeng diamond Co.,Ltd. Address before: 454750 Qianyao village, Chengbo Town, Mengzhou City, Jiaozuo City, Henan Province Patentee before: Henan Famous Diamond Industrial Co.,Ltd. |