CN102785054A - Device and method for cold press molding of diamond positioning arranging cutter - Google Patents
Device and method for cold press molding of diamond positioning arranging cutter Download PDFInfo
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- CN102785054A CN102785054A CN2012102954918A CN201210295491A CN102785054A CN 102785054 A CN102785054 A CN 102785054A CN 2012102954918 A CN2012102954918 A CN 2012102954918A CN 201210295491 A CN201210295491 A CN 201210295491A CN 102785054 A CN102785054 A CN 102785054A
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- diamond
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Abstract
The invention discloses a device and a method for cold press molding of diamond positioning arranging cutter. The device comprises a bottom mould, a cover mould, a pressing mould, a gasket and a grid. A cylinder on the bottom mould is matched with an inner hole of the cover mould to form a holding chamber for cold press of a diamond matrix material. A certain amount of matrix material powder is filled in the holding chamber firstly, elevation of the cover mould is realized by adjusting the gasket, the grid is placed on the cover mould when the matrix material is elevated to the preset position, the diamond granules are positioned and distributed on the surface of the matrix material via a cylindrical hole on the grid, then the grid is removed, and the matrix material is subjected to cold press molding by the pressing mould. The device can be used for cold press of green bodies of diamond positioning arranging cutters in multiple layers ,positioning arrangement of diamonds in space can be realized by changing grids, and the device for cold press molding of the diamond positioning arranging cutter is simple in structure, convenient for fast cold press molding, high in efficiency and the like.
Description
Technical field
The present invention relates to a kind of diamond location and arrange the apparatus and method of cutting element cold moudling.
Background technology
Diamond is that a kind of hardness of generally acknowledging is the highest, the cutting material that abrasive resistance is best.The diamond particles of diamond cutting tool the inside at present commonly used is small and quantity is very big, can't its distribution of Artificial Control, and this just causes adamantine distribution randomness very big, and the performance of diamond cutting element also has very big-difference.The apparatus and method that diamond orientation reasonable in design is arranged can effectively solve the distribution problem of diamond in cutting element.A kind of " realizing the method for diamond orientation order distribution in cutter head " disclosed like Chinese invention patent CN101569903A; Wherein designed one and overlapped the device of the diamond orientation arrangement of forming by last dip mold and needle bar; And announced relevant preparation technology, realized aligning of mono-layer diamond, but 2 significantly deficiencies are arranged: (1) is in the diamond cutter tool of reality; Diamond distributes in solid space often, not merely in a plane, distributes; (2) in the diamond orientation placement process, need move up and down an adamantine height to needle bar, because diamond particles is very small, diamond particles size commonly used is all at 35-60 orders, so unrealistic to the control of needle bar.Offshore company such as U.S. 3M (US05092910), Korea S Shinhan (KOREA10-0645748-0000), Ewha companies such as (KOREA10-0502573-0000) have realized diamond aligning in cutter head; And can automated production; But these methods are a system engineering normally; Need to adopt special machinery equipment, therefore safeguard with manufacturing expense high.
Summary of the invention
The purpose of this invention is to provide a kind of diamond location and arrange the apparatus and method of cutting element cold moudling; This method is simple and reliable; And need not special installation, commonly used colding pressing in the industry, hot-press equipment gets final product; Manufacturing cost is lower, and can effectively realize the location arrangement of multi-layer diamond in cutting element.
The device of the present invention's diamond location arrangement cutting element cold moudling is made up of pressing mold, grid, cover mold, pad and bed die, and cover mold is arranged on the bed die, and pad is between bed die and cover mold; The pressure head on the bed die and the endoporus of cover mold cooperate; Grid is arranged on the cover mold, and the grid center has a plurality of cylindrical holes, and pressing mold is positioned on the cover mold; Pressing mold and the bottom has pressure head; Pressure head and pressure head are arranged in endoporus, and said pressing mold, cover mold and bed die material are carbide alloy, and the material of grid is cast aluminium 6005A.
The method that cutting element cold moudling is arranged in the present invention's diamond location comprises following four steps:
One, at first with bed die, pad and cover mold assembly jig, the endoporus cooperation through pressure head on the bed die and cover mold can form hemi-closure space, to place the carcass material of cutting element; The height of this hemi-closure space can be regulated through pad.Pad is that thickness is the semicircular ring that 10mm, 5mm, 2mm, 1mm do not wait, and can guarantee the up-down of cover mold through the number of adding or reduce pad..
Two, follow the load weighted carcass material of the interior adding of hemi-closure space that inside hole forms, and with the pressure head of pressing mold the carcass material inside the cover mold is carried out precompressed, pressure is 1-2MPa;
Three, withdraw from pressing mold, and cover mold is moved down, guarantee that the upper surface of carcass material upper surface and cover mold of precompressed is concordant through the number of regulating pad; Then grid is fastened on the upper surface of cover mold, the cooperation through two hangers on two grooves on the grid and the cover mold fixes relative position between the two; Then pour some diamond particles into to the upper surface of grid, slowly with the cylindrical hole of having accomplished fluently in the inswept grid of diamond particles, the height of this cylindrical hole is h with brush; < < 1.3d, d are the adamantine diameter of simple grain to h to d, and the aperture is D; < < 1.5d, d are the adamantine diameter of simple grain to D to d.This design can guarantee that each cylindrical hole can only pass through a diamond particles.
Four, etc. after diamond is arranged and accomplished, grid is taken off from cover mold gently, the diamond that arrange the location is then fallen the upper surface of carcass material; Then the pressure head with pressing mold is pressed into diamond particles in the carcass material, promptly can be made into the directed cutting element of mono-layer diamond and gives birth to embryo; Can also continue to add the carcass material, repeating step (), (two), (three) and (four) realize the living embryo of the cutting element of arranging the multi-layer diamond location.
Beneficial effect of the present invention:
Diamond location collating unit provided by the invention and method have adopted the cylindrical hole of accomplishing fluently on the grid to arrange diamond particles, and the combination of cover mold and pad can effectively realize the up-down of cover mold, the i.e. up-down of carcass material.These two structures have guaranteed that diamond particles can realize aligning accurately, and the cylindrical hole on the grid arranges and can both can be designed to concentric circles as required, and are radial, also can be designed to spiral.After mono-layer diamond cold moudling, continue to add the carcass material, repeat the pressing process of mono-layer diamond thin slice, just can realize multi-layer diamond aligning in the space, meet the instructions for use of diamond cutting element in the reality.This method preparation is simple, and mould and technology cost are lower, have good application and promotion prospect.
Description of drawings
Fig. 1 is a structure cross-sectional schematic of the present invention.
Fig. 2 be the present invention grid look up structural representation.
Fig. 3 is the structure cross-sectional schematic of the present invention's cover mold.
Fig. 4 is the structural representation of the present invention's pad.
The specific embodiment
See also Fig. 1 Fig. 2, Fig. 3 and shown in Figure 4, the device of the present invention's diamond location arrangement cutting element cold moudling is made up of pressing mold 1, grid 2, cover mold 3, pad 4 and bed die 5, and cover mold 3 is arranged on the bed die 5; Pad 4 is between bed die 5 and cover mold 3, and pressure head 51 on the bed die 5 and the endoporus of cover mold 3 31 cooperate, and grid 2 is arranged on the cover mold 3; Grid 2 centers have a plurality of cylindrical holes 23; Pressing mold 1 is positioned on the cover mold 3, pressing mold 1 and the bottom has pressure head 11, pressure head 51 is arranged in endoporus 31 with pressure head 11; The said pressing mold of institute 1, cover mold 3 and bed die 5 materials are carbide alloy, and the material of grid 2 is cast aluminium 6005A.
The method that cutting element cold moudling is arranged in the present invention's diamond location comprises following four steps:
One, at first with bed die 5, pad 4 and cover mold 3 assembly jigs, endoporus 31 cooperations through pressure head on the bed die 5 51 and cover mold 3 can form hemi-closure space, to place the carcass material of cutting element; The height of this hemi-closure space can be regulated through pad 4.Pad 4 is the semicircular ring that 10mm, 5mm, 2mm, 1mm do not wait for thickness, and the concrete structure of pad 4 is as shown in Figure 4, can guarantee the up-down of cover mold 3 through the number of adding or reduce pad 4..
Two, then in the hemi-closure space that endoporus 31 forms, add load weighted carcass material, and carry out precompressed with the carcass material of 11 pairs of cover mold 3 the insides of pressure head of pressing mold 1, pressure is 1-2MPa;
Three, withdraw from pressing mold 1, and cover mold 3 is moved down, guarantee that the carcass material upper surface of precompressed is concordant with the upper surface of cover mold 3 through the number of regulating pad 4; Then grid 2 is fastened on the upper surface of cover mold 3, the cooperation through two hangers 32 on two grooves on the grid 2 22 and the cover mold 3 fixes relative position between the two; Then pour some diamond particles into to the upper surface 21 of grid 2; With brush slowly with 2 li cylindrical holes of having accomplished fluently 23 of the inswept grid of diamond particles; The height of this cylindrical hole 22 is h; < < 1.3d (d is the adamantine diameter of simple grain), the aperture is D to h to d, d < D < 1.5d (d is the adamantine diameter of simple grain).This design can guarantee that each cylindrical hole can only pass through a diamond particles.
Four, etc. after diamond is arranged and accomplished, grid 2 is taken off from cover mold 3 gently, the diamond that aligns is then fallen the upper surface of carcass material; Then the pressure head 11 with pressing mold 1 is pressed into diamond particles in the carcass material, promptly can be made into the directed cutting element of mono-layer diamond and gives birth to embryo; Can also continue to add the carcass material, repeating step (), (two), (three) and (four) realize the living embryo of the cutting element of arranging the multi-layer diamond location.
Claims (5)
1. the device of cutting element cold moudling is arranged in a diamond location; Be characterised in that: be made up of pressing mold (1), grid (2), cover mold (3), pad (4) and bed die (5), cover mold (3) is arranged on the bed die (5), and pad (4) is positioned between bed die (5) and the cover mold (3); The pressure head (51) on the bed die (5) and the endoporus (31) of cover mold (3) cooperate; Grid (2) is arranged on the cover mold (3), and grid (2) center has a plurality of cylindrical holes (23), and pressing mold (1) is positioned on the cover mold (3); Pressing mold (1) and the bottom has pressure head (11), pressure head (51) and pressure head (11) are arranged in endoporus (31).
2. the device of cutting element cold moudling is arranged in a kind of diamond according to claim 1 location, and be characterised in that: said pressing mold (1), cover mold (3) and bed die (5) material are carbide alloy, and the material of said grid (2) is cast aluminium 6005A.
3. a diamond is located the method for arranging cutting element cold moudling, and this method comprises following four steps:
(1), at first with bed die (5), pad (4) and cover mold (3) assembly jig, the endoporus (31) through pressure head (51) on the bed die (5) and cover mold (3) cooperates, and forms hemi-closure space, to place the carcass material of cutting element; The height of this hemi-closure space can be regulated through pad (4); Can guarantee the up-down of cover mold (3) through the number of adding or reduce pad (4);
(2), then in the hemi-closure space that endoporus (31) forms, add load weighted carcass material, and with the pressure head (11) of pressing mold (1) the carcass material inside the cover mold (3) is carried out precompressed, pressure is 1-2MPa;
(3), withdraw from pressing mold (1), and cover mold (3) is moved down through the number of regulating pad (4), guarantee that the carcass material upper surface of precompressed is concordant with the upper surface of cover mold (3); Then grid (2) is fastened on the upper surface of cover mold (3), the cooperation through last two grooves of grid (2) (22) and last two hangers of cover mold (3) (32) fixes relative position between the two; Then pour some diamond particles into to the upper surface (21) of grid (2); With the cylindrical hole (23) that brush has slowly been accomplished fluently the inswept grid of diamond particles (2) lining, the height of this cylindrical hole (22) is h, d < h < 1.3d; D is the adamantine diameter of simple grain; The aperture is D, and < < 1.5d, d are the adamantine diameter of simple grain to D to d;
(4), etc. after diamond arrange to accomplish, grid (2) is taken off from cover mold (3) gently, the diamond that arrange the location is then fallen the upper surface of carcass material; Then the pressure head (11) with pressing mold (1) is pressed into diamond particles in the carcass material, and the cutting element that promptly can be made into the mono-layer diamond location is given birth to embryo.
4. the method for cutting element cold moudling is arranged in a kind of diamond according to claim 3 location; It is characterized in that: step (4) continues to add the carcass material afterwards; Repeating step (one), (two), (three) and (four) realize the living embryo of the cutting element of arranging the multi-layer diamond location.
5. the method for cutting element cold moudling is arranged in a kind of diamond according to claim 3 location, and it is characterized in that: the employed pad of step (three) (4) is 10mm, 5mm, 2mm and 1mm for thickness.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012102954918A CN102785054A (en) | 2012-08-18 | 2012-08-18 | Device and method for cold press molding of diamond positioning arranging cutter |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2012102954918A CN102785054A (en) | 2012-08-18 | 2012-08-18 | Device and method for cold press molding of diamond positioning arranging cutter |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103600314A (en) * | 2013-11-26 | 2014-02-26 | 北京安泰钢研超硬材料制品有限责任公司 | Device and method for coating powder on surfaces of superhard particles |
| CN112059192A (en) * | 2020-09-08 | 2020-12-11 | 泉州众志金刚石工具有限公司 | Production method for orderly arranging diamond sintered bodies |
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| WO1998045091A2 (en) * | 1997-04-04 | 1998-10-15 | Sung Chien Min | Brazed diamond tools by infiltration |
| CN2380339Y (en) * | 1999-08-10 | 2000-05-31 | 冶金工业部钢铁研究总院 | Mould for mfg. of diamond thin-wall drill-bit |
| CN1630570A (en) * | 2002-02-08 | 2005-06-22 | 二和金刚石工业株式会社 | Cutting tip for diamond tool and diamond tool |
| WO2008143464A1 (en) * | 2007-05-22 | 2008-11-27 | Ehwa Diamond Industrial Co., Ltd. | Abrasive material supplying apparatus for manufacturing segments of cutting/polishing tool and manufacturing method of segments using the same |
| CN101357401A (en) * | 2008-07-24 | 2009-02-04 | 泉州众志金刚石工具有限公司 | Diamond thin wall drill tool-tip sintering forming die |
| CN101745877A (en) * | 2009-12-16 | 2010-06-23 | 南京航空航天大学 | Diamond grinding material sequential arraying system and method |
| CN201776441U (en) * | 2010-02-26 | 2011-03-30 | 美桀电子科技(深圳)有限公司 | Element forming device |
| CN201841260U (en) * | 2010-08-30 | 2011-05-25 | 江苏益林金刚石工具有限公司 | Diamond grinding wheel cold-pressing mold |
| CN201841261U (en) * | 2010-08-30 | 2011-05-25 | 江苏益林金刚石工具有限公司 | Diamond saw blade powder cold stamping die |
| CN202701702U (en) * | 2012-08-18 | 2013-01-30 | 吉林大学 | Device for cold-pressing molding of cutting tool with positioning and arrangement of diamonds |
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2012
- 2012-08-18 CN CN2012102954918A patent/CN102785054A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1998045091A2 (en) * | 1997-04-04 | 1998-10-15 | Sung Chien Min | Brazed diamond tools by infiltration |
| CN2380339Y (en) * | 1999-08-10 | 2000-05-31 | 冶金工业部钢铁研究总院 | Mould for mfg. of diamond thin-wall drill-bit |
| CN1630570A (en) * | 2002-02-08 | 2005-06-22 | 二和金刚石工业株式会社 | Cutting tip for diamond tool and diamond tool |
| WO2008143464A1 (en) * | 2007-05-22 | 2008-11-27 | Ehwa Diamond Industrial Co., Ltd. | Abrasive material supplying apparatus for manufacturing segments of cutting/polishing tool and manufacturing method of segments using the same |
| CN101357401A (en) * | 2008-07-24 | 2009-02-04 | 泉州众志金刚石工具有限公司 | Diamond thin wall drill tool-tip sintering forming die |
| CN101745877A (en) * | 2009-12-16 | 2010-06-23 | 南京航空航天大学 | Diamond grinding material sequential arraying system and method |
| CN201776441U (en) * | 2010-02-26 | 2011-03-30 | 美桀电子科技(深圳)有限公司 | Element forming device |
| CN201841260U (en) * | 2010-08-30 | 2011-05-25 | 江苏益林金刚石工具有限公司 | Diamond grinding wheel cold-pressing mold |
| CN201841261U (en) * | 2010-08-30 | 2011-05-25 | 江苏益林金刚石工具有限公司 | Diamond saw blade powder cold stamping die |
| CN202701702U (en) * | 2012-08-18 | 2013-01-30 | 吉林大学 | Device for cold-pressing molding of cutting tool with positioning and arrangement of diamonds |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103600314A (en) * | 2013-11-26 | 2014-02-26 | 北京安泰钢研超硬材料制品有限责任公司 | Device and method for coating powder on surfaces of superhard particles |
| CN112059192A (en) * | 2020-09-08 | 2020-12-11 | 泉州众志金刚石工具有限公司 | Production method for orderly arranging diamond sintered bodies |
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Application publication date: 20121121 |