CN105149894B - A kind of preparation method of micro- texture carbide chip - Google Patents
A kind of preparation method of micro- texture carbide chip Download PDFInfo
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- CN105149894B CN105149894B CN201510653803.1A CN201510653803A CN105149894B CN 105149894 B CN105149894 B CN 105149894B CN 201510653803 A CN201510653803 A CN 201510653803A CN 105149894 B CN105149894 B CN 105149894B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
- B23P15/28—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass cutting tools
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Abstract
The invention discloses a kind of preparation method of micro- texture carbide chip, the cubic boron nitride abrasive wheel for having micro- texture features using surface prepares the carbide chip shaping dies with micro- texture features, the step of forming micro- texture hard alloy blank using the carbide chip shaping dies compacting cemented carbide powder with micro- texture features and prepare micro- texture carbide chip by the micro- texture carbide chip blank of vacuum-sintering.Preparation method disclosed in this invention has that preparation technology is simple, cost is low, favorable repeatability, high practicality the characteristics of, the mass production of micro- texture carbide chip can be achieved.
Description
Technical field
The present invention relates to a kind of preparation method of micro- texture carbide chip, belong to cutter and prepare and machining neck
Domain.
Background technology
In the cutting process of the metal materials such as aluminium alloy, stainless steel, titanium alloy, often there is viscous knife phenomenon, seriously
Influence crudy and cutting wear.
In order to solve the above problems, domestic and international conventionally used solution is to reduce chip and knife using micro- texture at present
Has the friction between surface, so as to reduce cutting force with improving cutting wear.Conventional micro- texture construction method is femtosecond
Laser Processing, trickle electrical discharge machining, electrochemical machining method etc., micro- texture structure is formed using these methods in tool surface.
The notable defect that these above-mentioned methods are present is that process equipment is expensive, and femtosecond laser especially used is set
Standby, Micro EDM Tools are extremely expensive, and these production efficiency of equipments are low, cause it to be only used for exploitation micro-
Texture cutter exemplar, is unsuitable for the batch production of micro- texture cutter.
The content of the invention
In view of the shortcomings of the prior art, the invention discloses the preparation method that a kind of micro- texture hard closes blade, the preparation
Method can batch, efficiently, low cost prepare micro- texture carbide chip, it is adaptable to large-scale industrial processes.
Specifically, the present invention is achieved through the following technical solutions：
A kind of preparation method of micro- texture carbide chip, cube nitridation using surface with micro- texture features
Borax wheel prepares the carbide chip shaping dies with micro- texture features, utilizes the carbide cutter tool with micro- texture features
Piece shaping dies compacting cemented carbide powder forms micro- texture hard alloy blank and by the micro- texture hard alloy of vacuum-sintering
The step of bit blank prepares micro- texture carbide chip.
Preparation method disclosed above, takes full advantage of compression molding technology, so that can be efficient under same mould
Producing geomery unanimously has the alloy blade of micro- texture；Meanwhile, the micro- texture mould of gained can be repeatedly used, and be improved
Processing efficiency, reduces production cost, the production line balance available for micro- texture carbide chip.
Wherein, cubic boron nitride abrasive wheel is obtained as follows：It is micro- by emery wheel according to required micro- texture features parameter
Shaping processes micro- texture in the outer round surface of cubic boron nitride abrasive wheel, cubic boron nitride abrasive wheel section is had required micro- texture
Pattern.
Micro- texture of various patterns can be obtained according to the geometric shape of required micro- texture.In order to improve the accurate of processing
Property, reduction production consume, above-mentioned micro- texture used preferably its parameter is that micro- texture groove width is 1-100 μm, micro- texture ditch
Groove depth is 1-50 μm, the spacing of micro- texture groove is 1-300 μm.
On the basis of the above, in order to further carry out intense adjustment to micro- texture features, the above method is also using gold
The step of hard rock cubic boron nitride emery wheel carries out micro-shaping, the tip arc radius of diamond pen used is 0.5-100 μm.
Utilize the cubic boron nitride abrasive wheel of above-mentioned acquisition, Pattern In Grinding Cemented Carbide shaping dies, so that in die surface processing
Go out and the micro- micro- texture of texture parameter identical of cutter.Due to the two correspondence in geometric shape, therefore carbide chip
Micro- texture features parameter of shaping dies is preferably：Micro- texture groove width is 1-100 μm, micro- texture gash depth is 1-50 μ
M, the spacing of micro- texture groove are 1-300 μm.
In the present invention, the preparation method of micro- texture hard alloy blank is that cemented carbide powder is filled into hard alloy
In blade shaping dies, micro- texture carbide chip blank is suppressed using forcing press.
Above-mentioned forcing press used can be any available pressure mechanism in the prior art, preferably through micro- texture mould
Tool suppresses micro- texture carbide chip blank on hydraulic press.
In the present invention, the sintering method of micro- texture hard alloy blank is the micro- texture carbide chip that will be suppressed
Blank is placed in sintering in vacuum drying oven.
In above process, the technological parameter suppressed and sintered is adjusted according to the cemented carbide powder specifically processed
.
Further, preparation method of the invention also includes the micro- texture carbide chip of gained is ground and is passivated
The step of processing.
Further, preparation method of the invention also includes using PVD or CVD to the micro- texture carbide chip of gained
The step of depositing coating being carried out on micro- texture carbide chip surface.
By above-mentioned technique, the performances such as the security, wearability, oxidative resistance of alloy blade can be improved, product is improved
Applicability.
Preparation method disclosed in this invention, high in machining efficiency, cost is low, favorable repeatability, practical value are high, with compared with
Wide market application foreground.
Brief description of the drawings
Fig. 1,2 be the compressing schematic diagram of blade and sectional view, wherein:1st, die head；2nd, blade blank；3rd, mold side
Frame；4 be mold base；
Fig. 3 (a), (b), (c), (d) are followed successively by Configuration of Grinding-wheel Surface figure after Configuration of Grinding-wheel Surface figure, micro-shaping, after grinding
Die head surface topography map, micro- texture blade face shape appearance figure；
Fig. 4,5 are die head exterior view and its Surface Texture enlarged drawing；
Fig. 6,7 are micro- texture tool surface figure and its Surface Texture enlarged drawing.
Embodiment
Process is implemented in order to illustrate preparation method of the present invention, in following implementations by taking YG10X tungsten steel alloys as an example
The specific explanations accompanying drawing of operating process and involved various structures.The implementation process being provided below be only it is schematical,
Present invention composition is not particularly limited to.
The preparation method of the present invention specifically includes following process：
Cubic boron nitride emery wheel carries out micro-shaping first, in cubic boron nitride abrasive wheel surface (shown in such as Fig. 3 (a)) processing
Go out micro- texture features (shown in such as Fig. 3 (b))；Then with the cubic boron nitride abrasive wheel Pattern In Grinding Cemented Carbide shaping mould after micro-shaping
Tool, prepares the mould with micro- texture features (shown in such as Fig. 3 (c))；Then the hard after being stirred according to formula is closed
In bronze end filling to mould, micro- texture carbide chip blank is suppressed using forcing press (shown in such as Fig. 3 (d))；Then, exist
The micro- texture carbide chip blank of sintering, prepares micro- texture carbide chip in vacuum drying oven；Finally micro- texture hard is closed
It is with Passivation Treatment and wear-resisting in micro- texture carbide surface deposition using PVD method or CVD that golden blade carries out grinding edge
Coating.
By taking YG10X wolfram steel as an example, micro- texture carbide chip that matrix material is YG10X, carbide chip are prepared
Rake face tool main cutting edge 0.2mm position, processing is with micro- texture parallel to main cutting edge, parallel to main cutting edge direction
Micro- texture area length be 5mm, the micro- texture area width measured perpendicular to main cutting edge direction is 3mm, micro- texture groove
A width of 30 μm, deep 15 μm, groove center distance is 150 μm (such as Fig. 6).
The preparation method of above-mentioned alloy blade is as follows：
1. it is micro- whole to use tip arc radius to be carried out for the diamond pen cubic boron nitride emery wheel that 3 μm, drift angle are 90 °
Shape, width is gone out for 30 microns in wheel grinding Surface Machining, deep 15 microns, and groove center distance is 150 microns of groove texture.
2. with the cubic boron nitride abrasive wheel grinding die pressure head after finishing, width is processed for 30 microns in die surface,
Deep 15 microns, groove center distance is 150 microns of micro- texture (such as Fig. 4, Fig. 5).
3. with the micro- texture carbide chip blank of mould with micro- texture, corresponding ditch is formed in carbide surface
Groove texture surface (such as Fig. 6, Fig. 7).
Sintered 4. the micro- texture carbide chip blank suppressed is placed in vacuum drying oven, prepare micro- texture hard and close
Golden blade (such as Fig. 6, Fig. 7).
5. use wear particle size to carry out accurate grinding to the cutting edge of micro- texture carbide chip for W5 skive,
And processing is passivated to micro- texture carbide chip cutting edge using nylon bruss or sandblast, finally using CVD micro-
Texture carbide tool surface prepares nano oxidized aluminized coating.
To same titanium alloy sample, the cutting that the above-mentioned micro- texture hard alloy coated blade of gained carries out titanium alloy adds
Work, compared to untextured same carbide alloy coating cutter, the anti-stick knife performance of micro- texture carbide alloy coating cutter is obvious
Improve, cutting force is significantly reduced.
Claims (7)
1. a kind of preparation method of micro- texture carbide chip, it is characterised in that there are micro- texture features using surface
Cubic boron nitride abrasive wheel prepares the carbide chip shaping dies with micro- texture features, using with the hard of micro- texture features
Matter alloy blade shaping dies compacting cemented carbide powder forms micro- texture hard alloy blank and by the micro- texture of vacuum-sintering
The step of carbide chip blank prepares micro- texture carbide chip；
Cubic boron nitride abrasive wheel is obtained as follows：According to required micro- texture features parameter, by emery wheel micro-shaping vertical
The outer round surface of square boron nitride grinding wheel processes micro- texture, cubic boron nitride abrasive wheel section is had required micro- texture features.
2. preparation method according to claim 1, it is characterised in that micro- texture groove width is 1-100 μm, micro- texture ditch groove depth
Degree is 1-50 μm, the spacing of micro- texture groove is 1-300 μm.
3. preparation method according to claim 1, it is characterised in that also enter using diamond pen cubic boron nitride emery wheel
The step of row micro-shaping, the tip arc radius of diamond pen used is 0.5-100 μm.
4. preparation method according to claim 1, it is characterised in that the preparation method of micro- texture hard alloy blank is by hard
Alloy powder is filled into carbide chip shaping dies, and micro- texture carbide chip blank is suppressed using forcing press.
5. preparation method according to claim 1, it is characterised in that the sintering method of micro- texture hard alloy blank is will compacting
Good micro- texture carbide chip blank is placed in sintering in vacuum drying oven.
6. preparation method according to claim 1, it is characterised in that also including being ground to the micro- texture carbide chip of gained
Cut and the step of Passivation Treatment.
7. preparation method according to claim 1, it is characterised in that also including using PVD to the micro- texture carbide chip of gained
Or CVD is the step of the progress depositing coating of micro- texture carbide chip surface.
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| CN201510653803.1A CN105149894B (en) | 2015-10-10 | 2015-10-10 | A kind of preparation method of micro- texture carbide chip |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106077724B (en) | 2016-07-01 | 2018-08-21 | 江苏大学 | A kind of metal cutting tool and its processing method of solid lubrication |
| CN106270582A (en) * | 2016-08-30 | 2017-01-04 | 江苏大学 | A kind of cutter forming chip water conservancy diversion capillary tube and application thereof, processing method |
| CN106238758A (en) * | 2016-08-30 | 2016-12-21 | 江苏大学 | A kind of self-shield control bits cutter and processing method thereof |
| CN106270581B (en) * | 2016-08-30 | 2018-11-09 | 江苏大学 | A kind of enhancing lubrication and cooling cutter and application thereof, processing method |
| CN107475646B (en) * | 2017-07-03 | 2020-03-03 | 南通大学 | Method for manufacturing micro texture on surface of memory alloy |
| CN110293166B (en) * | 2019-07-03 | 2021-09-17 | 太原科技大学 | Method and device for preparing texture of plunger pump valve plate |
| CN112223571B (en) * | 2020-10-14 | 2022-08-23 | 湘潭大学 | Multifunctional clamp installed on inside diameter slicer |
| CN113787191B (en) * | 2021-09-26 | 2023-05-02 | 开封贝斯科超硬材料有限公司 | CBN cutter machining process with grooves |
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| US3606657A (en) * | 1969-08-20 | 1971-09-21 | Oiles Industry Co Ltd | Method of making bearings and other antifriction members from a synthetic resin material containing lubricant |
| US7404756B2 (en) * | 2004-10-29 | 2008-07-29 | 3M Innovative Properties Company | Process for manufacturing optical and semiconductor elements |
| CN101804551A (en) * | 2010-03-16 | 2010-08-18 | 西安交通大学 | Method for preparing micro-nano composite texturing cutting tool by using femtosecond laser |
| CN102335814A (en) * | 2011-08-03 | 2012-02-01 | 四川欧曼机械有限公司 | Method for manufacturing cutting blade |
| CN102603308B (en) * | 2012-01-09 | 2013-06-12 | 山东大学 | Process for manufacturing micro-chamber graphite self-lubricating ceramic cutter |
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