CN215234029U - Large-size composite sheet combination block device capable of bearing force uniformly - Google Patents
Large-size composite sheet combination block device capable of bearing force uniformly Download PDFInfo
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- CN215234029U CN215234029U CN202121344625.1U CN202121344625U CN215234029U CN 215234029 U CN215234029 U CN 215234029U CN 202121344625 U CN202121344625 U CN 202121344625U CN 215234029 U CN215234029 U CN 215234029U
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Abstract
The utility model provides a jumbo size is composite piece device of even atress for piece, includes the sealed piece of pyrophyllite, is equipped with the through-hole in the sealed piece of pyrophyllite, and conductive head is placed respectively at the both ends of through-hole, sets gradually to the center by the conductive head at both ends and passes the pressure conducting strip, generate heat the piece, pass the preforming and synthetic chamber, synthetic chamber is enclosed by the biography pressure piece at insulating biography pressure pipe and upper and lower both ends, and insulating biography pressure outside of tubes layer sets up the heating tube. The utility model discloses an optimize combination piece part structure and material and distribute to the atress that changes the compound piece combination piece of current tradition distributes, with the even purpose of composite bed atress that reaches in hope. The purposes that the deviation of the composite layer is reduced after synthesis and the subsequent processing difficulty is reduced are further achieved. The obtained composite sheet product has small deviation of composite layers, low processing difficulty and lower grinding loss, and can ensure that the precision of cutter products prepared by the composite sheet product is improved and the production cost is reduced.
Description
Technical Field
The utility model relates to a polycrystalline diamond compact or polycrystalline cubic boron nitride compact's synthetic piece uses technical field, in particular to compound piece of jumbo size is with combination piece device of even atress.
Background
Polycrystalline diamond (PCD)/Polycrystalline Cubic Boron Nitride (PCBN) composite sheets are synthesized by superhard material composite layers (PCD/PCBN) and hard alloys at high temperature and high pressure, are gradually applied to the field of cutters due to good wear resistance, impact resistance, high precision, high heat conductivity and other properties, and show obvious advantages compared with traditional products in the use of various cutting materials such as ceramics, alloys, wood and the like.
Because the requirement of the cutter composite sheet on the thickness precision of the composite layer is relatively high, the deviation is often required to be within 0.1 mm. The precision is difficult to achieve only by later processing, and even if the cost is achieved, the time is extremely high. At present, the composite block structure, especially the end component, is often made of uneven materials, which causes the center of a composite layer to be raised or sunken after synthesis, causes the thickness deviation of the processed layer to be mostly 0.3-0.5 mm, and is difficult to meet the use requirement.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a synthetic block that machining precision is high, grinding loss is lower.
The technical scheme of the utility model specifically does:
the utility model provides a jumbo size is composite piece device of even atress for piece, includes the sealed piece of pyrophyllite, is equipped with the through-hole in the sealed piece of pyrophyllite, and conductive head is placed respectively at the both ends of through-hole, sets gradually to the center by the conductive head at both ends and passes the pressure conducting strip, generate heat the piece, pass the preforming and synthetic chamber, synthetic chamber is enclosed by the biography pressure piece at insulating biography pressure pipe and upper and lower both ends, and insulating biography pressure outside of tubes layer sets up the heating tube.
The pyrophyllite sealing block is a cube, the through holes are circular through holes on two opposite surfaces, and the ratio of the hole diameter to the side length of the outer side is 50-75%.
The inner wall of the through hole is embedded with a heat-insulating liner tube, the height of the heat-insulating liner tube is 60-95% of the side length, and the thickness of the heat-insulating liner tube is 0.5-3 mm.
The conductive head is made of homogeneous metal material.
The homogeneous metal is steel or iron.
3-100 circular through holes are uniformly distributed on the pressure transmission conductive sheet, the diameter of each circular through hole is 0.3-1 mm, equal-diameter graphite columns are filled in the circular through holes, and the rest materials are non-conductive inorganic materials.
The non-conductive inorganic material is MgO or NaCl.
The synthesis cavity is a single whole or is formed by combining a plurality of small cavities together.
Compared with the prior art, the utility model discloses an optimize combination piece part structure and material and distribute to the atress that changes the compound piece combination piece of current tradition distributes, with the even purpose of composite bed atress that expects to reach. The purposes that the deviation of the composite layer is reduced after synthesis and the subsequent processing difficulty is reduced are further achieved. The obtained composite sheet product has small deviation of composite layers, low processing difficulty and lower grinding loss, and can ensure that the precision of cutter products prepared by the composite sheet product is improved and the production cost is reduced.
Drawings
FIG. 1 is a cross-sectional view of a composite block.
Fig. 2 is a top view of a pressure transmitting sheet.
In the figure: 1 is the conducting head, 2 is pyrophyllite seal block, 3 is the biography pressure conducting strip, and 301 is the graphite column, and 4 are heat preservation bushing pipe, and 5 are the heating tube, and 6 are insulating pressure transmission pipe, and 7 are passing the preforming, and 8 are synthetic chamber, and 9 are the piece that generates heat.
Detailed Description
The utility model discloses do not receive the restriction of following embodiment, can be according to the utility model discloses a technical scheme and actual conditions determine concrete implementation.
To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Therefore, the following detailed description of the embodiments of the present invention, which is provided in the accompanying drawings, is not intended to limit the scope of the invention, which is claimed, but is merely representative of selected embodiments of the invention, and all other embodiments that can be obtained by one of ordinary skill in the art without creative efforts based on the embodiments of the present invention belong to the scope of the invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
As shown in figure 1, a compound piece of jumbo size is with combination piece device of even atress, including pyrophyllite seal block 2, be equipped with the through-hole in the pyrophyllite seal block 2, conducting head 1 is placed respectively at the both ends of through-hole, 1 sets gradually to the center by the conducting head at both ends passes pressure conducting strip 3, piece 9 generates heat, pass pressure strip 7 and synthetic chamber 8, the axial of synthetic chamber 8 is the same with pyrophyllite seal block 2's axial, synthetic chamber 8 is hollow cylinder type cavity, it is enclosed by insulating pressure transmission pipe 6 and the pressure transmission strip 7 at upper and lower both ends, insulating pressure transmission pipe 6 skin sets up heating tube 5.
Furthermore, the pyrophyllite sealing block 2 is a cube, the through holes are circular through holes on two opposite surfaces, the ratio of the aperture to the side length of the outer side is 50-75%, the inner wall of each through hole is embedded with the heat-insulating liner tube 4, the height of each heat-insulating liner tube 4 is 60-95% of the side length, and the thickness of each heat-insulating liner tube 4 is 0.5-3 mm.
Further, the conductive head 1 is made of homogeneous metal material, such as steel, iron, etc.
Furthermore, 3-100 circular through holes are uniformly distributed on the pressure transmission conducting strip 3, the diameter of each circular through hole is 0.3-1 mm, the equal-diameter graphite columns 301 are filled in the circular through holes, and the rest parts are made of non-conducting inorganic materials such as MgO and NaCl.
Further, the synthesis cavity 8 may be a single whole, or may be formed by combining a plurality of small cavities together, that is: the insulating pressure transmission pipe 6 and the pressure transmission sheets 7 at the upper end and the lower end of the insulating pressure transmission pipe form a synthesis cavity which can be a single whole, and the cavity can be divided into a plurality of cavities by inserting the pressure transmission sheets 7 in the middle.
The combined block shown in figure 1 is divided into two synthetic cavities by inserting a pressure transmission sheet 7 in the middle, PCBN combined sheets which are assembled in advance are placed in the two synthetic cavities, wherein one end of a composite layer faces to two sides, then all components of the combined block are assembled in place according to figure 1, the aperture of a pyrophyllite sealing block is 58% of the side length, the height of an internal liner tube is 75% of the side length, and the thickness is 1.5 mm; the conductive head is homogeneous 45# steel, 37 through holes are uniformly distributed on the pressure transmission conductive sheet, the aperture is 0.5mm, equal-diameter graphite columns are filled in the through holes, and the rest part of the material is MgO material.
The device is used for synthesizing 3 (6) PCBN composite sheets, the thickness of the PCBN composite sheets is detected after synthesis, 5 points (4 of the four sides and 1 of the center) are measured in each sheet, and then the thickness standard square deviation is calculated. Meanwhile, synthesizing 6 products of the same type by using the traditional combined block, measuring the layer thickness deviation of the products and comparing the results, wherein the specific results are as follows:
therefore, the combined block can greatly reduce the layer thickness deviation of the composite sheet, reduce the subsequent processing difficulty and reduce the production cost.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (8)
1. The utility model provides a jumbo size compound piece is with combination piece device of even atress, a serial communication port, including pyrophyllite seal block (2), be equipped with the through-hole in pyrophyllite seal block (2), conducting head (1) is placed respectively at the both ends of through-hole, conducting head (1) by both ends sets gradually to the center passes pressure conducting strip (3), generate heat piece (9), pass pressure piece (7) and synthesize chamber (8), it is enclosed by insulating pressure transmission pipe (6) and the pressure transmission piece (7) at upper and lower both ends to synthesize the chamber, insulating pressure transmission pipe (6) skin sets up heating tube (5).
2. The uniformly stressed composite block assembly of claim 1, wherein: the pyrophyllite sealing block (2) is a cube, the through holes are circular through holes on two opposite surfaces, and the ratio of the hole diameter to the side length of the outer side is 50-75%.
3. The uniformly stressed composite block assembly of claim 2, wherein: the inner wall of the through hole is embedded with a heat-insulating liner tube (4), the height of the heat-insulating liner tube (4) is 60-95% of the side length, and the thickness is 0.5-3 mm.
4. The uniformly stressed composite block assembly of claim 1, wherein: the conductive head (1) is made of homogeneous metal material.
5. The uniformly stressed composite block assembly of claim 4, wherein: the homogeneous metal is steel or iron.
6. The uniformly stressed composite block assembly of claim 1, wherein: 3-100 circular through holes are uniformly distributed on the pressure transmission conducting strip (3), the diameter of each circular through hole is 0.3-1 mm, equal-diameter graphite columns are filled in the circular through holes, and the rest parts are made of non-conductive inorganic materials.
7. The uniformly stressed composite block assembly of claim 6, wherein: the non-conductive inorganic material is MgO or NaCl.
8. The uniformly stressed composite block assembly of claim 1, wherein: the synthesis cavity (8) is a single whole or is formed by combining a plurality of small cavities together.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121344625.1U CN215234029U (en) | 2021-06-17 | 2021-06-17 | Large-size composite sheet combination block device capable of bearing force uniformly |
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| CN202121344625.1U CN215234029U (en) | 2021-06-17 | 2021-06-17 | Large-size composite sheet combination block device capable of bearing force uniformly |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN115041098A (en) * | 2022-07-19 | 2022-09-13 | 开封贝斯科超硬材料有限公司 | Synthesis method and synthesis block of millimeter-scale cubic boron nitride |
-
2021
- 2021-06-17 CN CN202121344625.1U patent/CN215234029U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN115041098A (en) * | 2022-07-19 | 2022-09-13 | 开封贝斯科超硬材料有限公司 | Synthesis method and synthesis block of millimeter-scale cubic boron nitride |
| CN115041098B (en) * | 2022-07-19 | 2023-09-05 | 开封贝斯科超硬材料有限公司 | Synthesis method and synthesis block of millimeter-level cubic boron nitride |
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