CN108274055B - The processing method that elliptical vibration assists micro- V-groove layered cutting - Google Patents
The processing method that elliptical vibration assists micro- V-groove layered cutting Download PDFInfo
- Publication number
- CN108274055B CN108274055B CN201810101511.0A CN201810101511A CN108274055B CN 108274055 B CN108274055 B CN 108274055B CN 201810101511 A CN201810101511 A CN 201810101511A CN 108274055 B CN108274055 B CN 108274055B
- Authority
- CN
- China
- Prior art keywords
- groove
- cutting
- cutter
- section
- cross
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23C—MILLING
- B23C3/00—Milling particular work; Special milling operations; Machines therefor
- B23C3/28—Grooving workpieces
- B23C3/34—Milling grooves of other forms, e.g. circumferential
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Milling, Broaching, Filing, Reaming, And Others (AREA)
- Turning (AREA)
Abstract
The invention discloses the processing methods that a kind of elliptical vibration assists micro- V-groove layered cutting, belong to numerical control processing field.Polymer product direction of feed is determined according to the direction of motion of minimum point on cutter elliptical orbit with respect to principle according to workpiece direction of feed and elliptical vibration course bearing first；It according to the V-groove feature of configuration, modifies to existing cutter, to meet the feature of the micro- V-groove of target；According to the relative machinability grade of rapidoprint and required precision, using even laminating cutting way, a kind of method for designing layering elliptical vibration assisted machining processing, and machining locus is planned；The surface appearance feature model for establishing micro- V-groove, to machined parameters further modification, processes the micro- V-groove drag reduction texture met the requirements according to the influence factor of V-groove surface roughness.The present invention has many advantages, such as that processing cost is low, datum level wide adaptability, and Precision Machining can be directly carried out on the platforms such as numerically-controlled machine tool.
Description
Technical field
The invention belongs to numerical control processing field, especially relate to the high quality of micro- V-groove drag reduction texture, low cost plus
Work method.
Background technique
Bionics fiber shows that the micro- texture of micro- V-groove has many outstanding performances such as drag reduction, noise reduction, automatically cleaning, in machinery
The fields such as manufacture, optical instrument, biomedicine, aerospace have broad application prospects, and realize that the Precision Machining of V-groove can
To greatly improve the performance of product.Develop the technologies such as laser surface texture technology, elliptical vibration cutting at present, but by
In micro- texture size is small, required precision is high, various informative the features such as, these technologies are very long there is the process-cycle, processing adapts to
Property it is poor, it is difficult to the problems such as large-scale processing is applied, therefore develop that a kind of processing cost is low, micro- texture processing method of wide adaptability
It is particularly significant.Layered cutting is reducing average cutting force, improves cutter life and is inhibiting V-groove slot along burr and defect generation etc.
Aspect tool has great advantage, and therefore, the present invention proposes a kind of auxiliary based on elliptical vibration using micro- V-groove drag reduction texture as target
The processing method for helping micro- V-groove layered cutting.
Patent (CN104264133A) is processed on internal combustion engine piston-ring friction surface comprising V by induced with laser technology
A variety of micro- texture of type groove, but the problems such as this method is long, processing efficiency is low there are the process-cycle.Patent (CN104228054A)
By processing the nickel mold with sharkskin very low power using UV-LIGA technology, mold bending is then fixed on roller press
Roller surface copies sharkskin very low power texture in workpiece surface large area imprinting, utilizes such method by imprinting principle
Although high in machining efficiency, a kind of mold can only process the texture of a kind of stationary distribution and form, and type is single, and workpiece material
Material must be easily-deformable polymer sheet, limit larger；It is oval that patent (CN101879685A) has invented a kind of composite ultraphonic
Vibration cutting device, the piezoelectric effect generated by piezoelectric ceramics, converts mechanical energy for the electric energy of input, realizes sharkskin
The processing for tying groove, greatly improves the machining accuracy of three-dimensional microstructures surface topography, is suitable for manufacturing imitative shark skin structure
Covering, but the defect of the device be device vibration output it is unstable, it is difficult to long-time machining；In addition, being related to
Most patents all concentrate on the disposal molding of small micro- texture, grinding in terms of the micro- texture of layered cutting in elliptical vibration technology
Study carefully less.
Therefore, in order to overcome shortcoming present in existing processing method, benchmark present in micro- texture processing is solved
Face bad adaptability, the problems such as process-cycle is long are based on elliptical vibration assisted machining technology herein, design a kind of even laminating cutting
Processing method, wanted according to the relative machinability grade and machining accuracy of elliptical vibration assisted machining track and rapidoprint
It asks, determines the suitable layering number of plies, obtain the assisted layered machining track of elliptical vibration, carry out the processing of V-groove.
Summary of the invention
The purpose of the present invention is to provide the processing side that a kind of elliptical vibration assists micro- V-groove drag reduction texture layered cutting
Method can solve the problems such as at high cost, flexibility (adaptability) of operation is poor present in the processing of V-groove texture.
In order to achieve the above object, solution of the invention is:
1, a kind of processing method for being layered the micro- V-groove of elliptical vibration assisted machining, it is characterised in that include the following steps:
(1) direction and workpiece direction of feed relativization principle based on elliptical vibration track, make elliptic motion using cutter,
Workpiece makees the movement relation of translation feed motion, and determines the direction of feed of workpiece；
Direction and workpiece direction of feed relativization principle based on elliptical vibration track, first should be according to cutter elliptic motion
Course bearing is clockwise or counterclockwise, to obtain the direction of motion of cutter minimum point on elliptical orbit；Secondly, the translation of workpiece
Direction of feed should with cutter in the direction of motion of oval minimum point on the contrary, the translation direction of feed of workpiece can be determined；
(2) it according to the shape feature of cross-section V-groove to be processed, modifies to existing cutter, designs and closed with manufacture
The suitable cutter for being used to process V-groove；
If the width of cross-section V-groove to be processed is l, depth h, apex angle θ, but in actual processing, due to knife
Has the presence of nose radius r, the cross-section V-groove slot bottom that actual processing goes out is arc-shaped, and the vertical height of arc-shaped is h '
, according to the symmetry of cross-section V-groove shape, the relationship between dimensional parameters is as follows:
As the depth h > h ' of cross-section V-groove to be processed, corresponding width l are as follows:
As the depth h < h ' of cross-section V-groove to be processed, practical V-groove is arc-shaped groove, corresponding to width
L ' are as follows:
According to the basic principle of cutter forming process, cutter should meet the resemblance of cross-section V-groove to be processed:
Wherein, α is nose angle, and c is the length of tool in cutting sword；
If cutter is unsatisfactory for, modify to existing cutter, i.e. wire cutting is handled, until meeting cross-section to be processed
V-groove feature request；
(3) requirement on machining accuracy and elliptical vibration assisted machining track based on cross-section V-groove to be processed, using uniform
It is layered processing method, the machining locus of design elliptical vibration auxiliary V-groove layered cutting；
Two-dimensional elliptical vibration equation of locus is as follows:
Wherein, A is the vibration amplitude of cutting direction, and B is the vibration amplitude in cutting-in direction；F is vibration frequency；
The translation feed speed v of workpiececut, initial cuts depth be D, therefore, cutter relative to workpiece machining locus such as
Shown in following formula (6):
According to the size characteristic of cross-section V-groove to be processed, even laminating cutting way is taken, determines reasonable cutting lay
Number, i.e., according to the relative machinability grade of required precision and rapidoprint, determine every layer of thickness of cutting；According to rapidoprint
Permitted cutting speed vTDetermine its relative machinability grade Kv, calculation formula is as follows:
Kv=vT/v60 (7)
Wherein, vTFor the permission cutting speed of rapidoprint, v60It is 45#The permission cutting speed of Steel material；
According to relative machinability grade and surface roughness requirements, can determine its suitable processing thickness d ', finally again
Specific even laminating processing number of plies n can be determined according to the depth h of cross-section V-groove to be processed, as shown in following formula (8):
(4) the V-groove pattern model based on elliptical vibration assisted machining is established, its morphological feature parameter, and root are derived
According to characteristic parameter, the influence factor of V-groove surface roughness is determined, according to influence factor, predict that V-groove flute wall surfaces quality becomes
Law；
According to cutting tool path and V-groove surface topography, its available Theoretical Morphology parameter: cutting depth h,
Distance s between maximum scallop-height Δ h and textured surface wave crest, shown in following formula:
H=D+ Δ h (9)
Its neutralize related two parameters of cross-section V-groove surface roughness to be processed be maximum scallop-height Δ h and
Distance s on surface pattern between wave crest, influence V-groove surface roughness because being known as workpiece translational motion feed speed vcut, oval
Vibration amplitude A, B and resonant frequency f of vibration device both direction, therefore, in order to reduce the surface roughness of V-groove
Value, it is possible to reduce cutting-in direction vibration amplitude B and workpiece translational motion feed speed vcut, or increase cutting direction vibration amplitude A and
Driving frequency f；
(5) processing of the micro- V-groove of cross-section is carried out according to the established layering number of plies and machining locus；
The present invention makees elliptic motion using cutter, and workpiece makees the movement relation of translation feed motion, auxiliary using elliptical vibration
Cutting technology is helped, a kind of even laminating processing method based on elliptical vibration assisted machining is proposed, is cut for machining etc.
Micro- V-groove in face, and the V-groove pattern model based on the processing technology is established, this method is a kind of novel cross-section V-type
Slot processing method solves the problems such as generation of V-groove trough rim burr in process, improves micro- V-groove precision and surface
Quality.
Detailed description of the invention
Fig. 1 be in the present invention elliptical vibration direction and workpiece with respect to direction of feed schematic diagram；
Fig. 2 is to simplify V-groove schematic cross-section in the present invention；
Fig. 3 is that cutter schematic diagram required for V-groove is processed in the present invention；
Fig. 4 is cutting tool path schematic diagram in the present invention；
Fig. 5 is that elliptical vibration assisted machining processing V-groove schematic diagram is layered in the present invention；
Fig. 6 is V-groove processing pattern and its parameter schematic diagram in the present invention；
Fig. 7 is using layering elliptical vibration secondary process in the present invention 45#The V-groove three-dimensional appearance of steel workpiece surface
Figure；
Specific embodiment
Below in conjunction with attached drawing 1 to 7, technical solution of the present invention is described in detail.
1, a kind of processing method for being layered the micro- V-groove of elliptical vibration assisted machining, it is characterised in that include the following steps:
(1) direction and workpiece direction of feed relativization principle based on elliptical vibration track, make elliptic motion using cutter,
Workpiece makees the movement relation of translation feed motion, and determines the direction of feed of workpiece；
Direction and workpiece direction of feed relativization principle based on elliptical vibration track, first should be according to cutter elliptic motion
Course bearing is clockwise or counterclockwise, to obtain the direction of motion of cutter minimum point on elliptical orbit；Secondly, the translation of workpiece
Direction of feed should with cutter in the direction of motion of oval minimum point on the contrary, as shown in Figure 1, can determine the translation feeding side of workpiece
To；
(2) it according to the shape feature of cross-section V-groove to be processed, modifies to existing cutter, designs and closed with manufacture
The suitable cutter for being used to process V-groove；
If the width of cross-section V-groove to be processed is l, depth h, apex angle θ, as shown in figure (2) a, but in reality
In processing, due to the presence of tool nose radii r, the cross-section V-groove slot bottom that actual processing goes out is arc-shaped, and arc-shaped
Vertical height is h ', the relationship as shown in Fig. 2 (b), according to the symmetry of cross-section V-groove shape, between dimensional parameters
It is as follows:
As the depth h > h ' of cross-section V-groove to be processed, corresponding width l are as follows:
As the depth h < h ' of cross-section V-groove to be processed, practical V-groove is arc-shaped groove, corresponding to width
L ' are as follows:
According to the basic principle of cutter forming process, cutter should meet the resemblance of cross-section V-groove to be processed:
Wherein, α is nose angle, and c is the length of tool in cutting sword；
If cutter is unsatisfactory for, modify to existing cutter, i.e., wire cutting handle, as shown in figure 3, until meet to
Process cross-section V-groove feature request；
(3) requirement on machining accuracy and elliptical vibration assisted machining track based on cross-section V-groove to be processed, such as Fig. 4 institute
Show, using even laminating processing method, is layered shown in such as Fig. 5 (a) of section, design elliptical vibration assists V-groove layered cutting
Machining locus, as shown in Fig. 5 (b)；
Two-dimensional elliptical vibration equation of locus is as follows:
Wherein, A is the vibration amplitude of cutting direction, and B is the vibration amplitude in cutting-in direction；F is vibration frequency；
The translation feed speed v of workpiececut, initial cuts depth be D, therefore, cutter relative to workpiece machining locus such as
Shown in following formula (6):
According to the size characteristic of cross-section V-groove to be processed, even laminating cutting way is taken, determines reasonable cutting lay
Number, i.e., according to the relative machinability grade of required precision and rapidoprint, determine every layer of thickness of cutting；According to rapidoprint
Permitted cutting speed vTDetermine its relative machinability grade Kv, calculation formula is as follows:
Kv=vT/v60 (7)
Wherein, vTFor the permission cutting speed of rapidoprint, v60It is 45#The permission cutting speed of Steel material；
According to relative machinability grade and surface roughness requirements, can determine its suitable processing thickness d ', finally again
Specific even laminating processing number of plies n can be determined according to the depth h of cross-section V-groove to be processed, as shown in following formula (8):
(4) the V-groove pattern model based on elliptical vibration assisted machining is established, as shown in fig. 6, deriving its morphological feature
Parameter, and according to characteristic parameter, it determines the influence factor of V-groove surface roughness, according to influence factor, predicts V-groove cell wall
Surface quality changing rule；
According to cutting tool path and V-groove surface topography, its available Theoretical Morphology parameter: cutting depth h,
Distance s between maximum scallop-height Δ h and textured surface wave crest, shown in following formula:
H=D+ Δ h (9)
In above-mentioned formula, the initial cuts depth that D is each layer, vcutFor the translation feed speed of workpiece；
Its neutralize related two parameters of cross-section V-groove surface roughness to be processed be maximum scallop-height Δ h and
Distance s on surface pattern between wave crest, influence V-groove surface roughness because being known as workpiece translational motion feed speed vcut, oval
Vibration amplitude A, B and resonant frequency f of vibration device both direction, therefore, in order to reduce the surface roughness of V-groove
Value, it is possible to reduce cutting-in direction vibration amplitude B and workpiece translational motion feed speed vcut, or increase cutting direction vibration amplitude A and
Driving frequency f；
(5) processing of cross-section V-groove, the V-type processed are carried out according to the established layering number of plies and machining locus
Slot three-dimensional appearance is as shown in Figure 7；
Above example is merely illustrative of the invention's technical idea, and this does not limit the scope of protection of the present invention, all to press
According to technical idea proposed by the present invention, on the basis of technical solutions made by any change, each fall within the scope of the present invention it
It is interior.
Claims (1)
1. a kind of processing method for being layered the micro- V-groove of elliptical vibration assisted machining, it is characterised in that include the following steps:
(1) direction and workpiece direction of feed relativization principle based on elliptical vibration track, make elliptic motion, workpiece using cutter
Make the movement relation of translation feed motion, and determines the direction of feed of workpiece；
Direction and workpiece direction of feed relativization principle based on elliptical vibration track, first should be according to cutter elliptical trajectory
Direction is clockwise or counterclockwise, to obtain the direction of motion of cutter minimum point on elliptical orbit；Secondly, the translation of workpiece is fed
Direction should with cutter in the direction of motion of oval minimum point on the contrary, the translation direction of feed of workpiece can be determined；
(2) it according to the shape feature of cross-section V-groove to be processed, modifies to existing cutter, it is suitable with manufacture to design
For processing the cutter of V-groove；
If the width of cross-section V-groove to be processed is l, depth h, apex angle θ, but in actual processing, due to cutter knife
The presence of sharp radius r, the cross-section V-groove slot bottom that actual processing goes out is arc-shaped, and the vertical height of arc-shaped is h ', root
According to the symmetry of cross-section V-groove shape, the relationship between dimensional parameters is as follows:
As the depth h > h ' of cross-section V-groove to be processed, corresponding width l are as follows:
As the depth h < h ' of cross-section V-groove to be processed, practical V-groove is arc-shaped groove, corresponding to width l '
Are as follows:
According to the basic principle of cutter forming process, cutter should meet the resemblance of cross-section V-groove to be processed:
Wherein, α is nose angle, and c is the length of tool in cutting sword；
If cutter is unsatisfactory for, modify to existing cutter, i.e. wire cutting is handled, until meeting cross-section V-type to be processed
Cavity feature requirement；
(3) requirement on machining accuracy and elliptical vibration assisted machining track based on cross-section V-groove to be processed, using even laminating
Processing method, the machining locus of design elliptical vibration auxiliary V-groove layered cutting；
Two-dimensional elliptical vibration equation of locus is as follows:
Wherein, A is the vibration amplitude of cutting direction, and B is the vibration amplitude in cutting-in direction；F is vibration frequency；
The translation feed speed v of workpiececut, initial cuts depth is D, therefore, machining locus such as following formula of the cutter relative to workpiece
(6) shown in:
According to the size characteristic of cross-section V-groove to be processed, even laminating cutting way is taken, determines the reasonable cutting number of plies,
I.e. according to the relative machinability grade of required precision and rapidoprint, every layer of thickness of cutting is determined；According to rapidoprint institute
The cutting speed v of permissionTDetermine its relative machinability grade Kv, calculation formula is as follows:
Kv=vT/v60 (7)
Wherein, vTFor the permission cutting speed of rapidoprint, v60It is 45#The permission cutting speed of Steel material；
According to relative machinability grade and surface roughness requirements, can determine its suitable processing thickness d ', finally further according to
The depth h of cross-section V-groove to be processed can determine specific even laminating processing number of plies n, as shown in following formula (8):
(4) the V-groove pattern model based on elliptical vibration assisted machining is established, derives its morphological feature parameter, and according to spy
Parameter is levied, determines the influence factor of V-groove surface roughness, according to influence factor, predicts V-groove flute wall surfaces mass change rule
Rule；
According to cutting tool path and V-groove surface topography, its available Theoretical Morphology parameter: cutting depth h, it is maximum
Distance s between scallop-height Δ h and textured surface wave crest, shown in following formula:
H=D+ Δ h (9)
It is maximum scallop-height Δ h and surface that it, which neutralizes related two parameters of cross-section V-groove surface roughness to be processed,
Distance s on lines between wave crest, influence V-groove surface roughness because being known as workpiece translational motion feed speed vcut, elliptical vibration
Vibration amplitude A, B and resonant frequency f of device both direction therefore, can in order to reduce the surface roughness value of V-groove
To reduce cutting-in direction vibration amplitude B and workpiece translational motion feed speed vcut, or increase cutting direction vibration amplitude A and excitation
Frequency f；
(5) processing of the micro- V-groove of cross-section is carried out according to the established layering number of plies and machining locus.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810101511.0A CN108274055B (en) | 2018-02-01 | 2018-02-01 | The processing method that elliptical vibration assists micro- V-groove layered cutting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810101511.0A CN108274055B (en) | 2018-02-01 | 2018-02-01 | The processing method that elliptical vibration assists micro- V-groove layered cutting |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108274055A CN108274055A (en) | 2018-07-13 |
| CN108274055B true CN108274055B (en) | 2019-07-09 |
Family
ID=62807422
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810101511.0A Expired - Fee Related CN108274055B (en) | 2018-02-01 | 2018-02-01 | The processing method that elliptical vibration assists micro- V-groove layered cutting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108274055B (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109940171B (en) * | 2019-01-29 | 2020-04-24 | 南京航空航天大学 | Real-time synchronous control method of elliptical vibration cutting device based on corner |
| CN111889763B (en) * | 2020-03-02 | 2021-06-01 | 广东工业大学 | High-consistency preparation method of micro-nano composite structure |
| JP7049729B2 (en) * | 2020-03-30 | 2022-04-07 | 国立大学法人東海国立大学機構 | Cutting equipment and cutting method |
| CN113042823B (en) * | 2021-03-22 | 2022-04-01 | 吉林大学 | Prediction method for residual height of cutting along straight line under condition of multiple process parameters |
| CN114393253B (en) * | 2022-02-09 | 2022-08-23 | 哈尔滨工业大学（深圳） | Multi-component cooperative vibration surface machining method for cross-scale structural features |
| CN114309817B (en) * | 2022-03-03 | 2022-10-28 | 成都航天精诚科技有限公司 | Manufacturing and detecting method of high-precision large-specification strip-shaped workpiece |
| CN114749992B (en) * | 2022-03-10 | 2023-06-06 | 清华大学 | Processing method and system for micro-texture groove with special-shaped cross section |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008221440A (en) * | 2007-03-15 | 2008-09-25 | Toshiba Mach Co Ltd | V-groove machining method and v-groove machining device |
| CN101879685A (en) * | 2010-07-05 | 2010-11-10 | 北京航空航天大学 | Composite ultrasonic elliptical vibratory cutting device suitable for making shark skin imitation structural skin |
| CN103586519A (en) * | 2013-11-25 | 2014-02-19 | 长春轨道客车股份有限公司 | Trapezoid groove layering milling rough machining method |
| CN104014836A (en) * | 2014-05-30 | 2014-09-03 | 东北大学 | Longitudinal-torsion composite ultrasonic vibration cutting device |
| CN104228054A (en) * | 2014-07-23 | 2014-12-24 | 大连理工大学 | Large-area replication method of resistance-reducing micro grooves of bionic shark skin |
| CN104264133A (en) * | 2014-09-26 | 2015-01-07 | 合肥工业大学 | Piston ring friction surface costing for internal combustion engine facing to bio-oil application and preparation method of piston ring friction surface costing for internal combustion engine |
| CN105149626A (en) * | 2015-10-03 | 2015-12-16 | 长春工业大学 | Bi-piezoelectric vertical elliptical vibration cutting device suitable for vertical type excircle machining |
| CN106001611A (en) * | 2016-06-21 | 2016-10-12 | 北京航空航天大学 | Precise high-speed intermittent ultrasonic vibration cutting method |
| CN107498189A (en) * | 2017-08-28 | 2017-12-22 | 大族激光科技产业集团股份有限公司 | A kind of laser processing of metal surface three-dimensional V-shaped groove structure |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2934340B1 (en) * | 2008-07-23 | 2010-09-10 | Snecma | METHOD FOR INCREASING THE COEFFICIENT OF ADHESION BETWEEN TWO SOLIDARITY PARTS IN ROTATION OF A ROTOR |
-
2018
- 2018-02-01 CN CN201810101511.0A patent/CN108274055B/en not_active Expired - Fee Related
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008221440A (en) * | 2007-03-15 | 2008-09-25 | Toshiba Mach Co Ltd | V-groove machining method and v-groove machining device |
| CN101879685A (en) * | 2010-07-05 | 2010-11-10 | 北京航空航天大学 | Composite ultrasonic elliptical vibratory cutting device suitable for making shark skin imitation structural skin |
| CN103586519A (en) * | 2013-11-25 | 2014-02-19 | 长春轨道客车股份有限公司 | Trapezoid groove layering milling rough machining method |
| CN104014836A (en) * | 2014-05-30 | 2014-09-03 | 东北大学 | Longitudinal-torsion composite ultrasonic vibration cutting device |
| CN104228054A (en) * | 2014-07-23 | 2014-12-24 | 大连理工大学 | Large-area replication method of resistance-reducing micro grooves of bionic shark skin |
| CN104264133A (en) * | 2014-09-26 | 2015-01-07 | 合肥工业大学 | Piston ring friction surface costing for internal combustion engine facing to bio-oil application and preparation method of piston ring friction surface costing for internal combustion engine |
| CN105149626A (en) * | 2015-10-03 | 2015-12-16 | 长春工业大学 | Bi-piezoelectric vertical elliptical vibration cutting device suitable for vertical type excircle machining |
| CN106001611A (en) * | 2016-06-21 | 2016-10-12 | 北京航空航天大学 | Precise high-speed intermittent ultrasonic vibration cutting method |
| CN107498189A (en) * | 2017-08-28 | 2017-12-22 | 大族激光科技产业集团股份有限公司 | A kind of laser processing of metal surface three-dimensional V-shaped groove structure |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108274055A (en) | 2018-07-13 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108274055B (en) | The processing method that elliptical vibration assists micro- V-groove layered cutting | |
| US6627835B1 (en) | Three dimensional object fabrication techniques | |
| CN100418027C (en) | A helix guidance surfaces numerical control processing method | |
| CN107187056A (en) | The complex parts 3D printing method and system being layered based on curved surface | |
| US8381695B2 (en) | Workpiece having a tribologically useable surface and method for producing such a surface | |
| CN102592035B (en) | Method for predicating surface roughness and surface topography simulation of car milling compound machining | |
| CN107052340A (en) | Ultrasonic cutting is applied to the equipment and processing method in powdering formula increase and decrease material composite manufacturing | |
| CN106271493A (en) | A kind of prefabricated micro-texture assisting ultrasonic milling process method of laser and system of processing | |
| CN106624826B (en) | A kind of microplasma 3D printing and milling combined-machining equipment and method | |
| CN104096890A (en) | Numerical control machining method for aviation blades | |
| KR102361236B1 (en) | Drill and method for manufacturing the same | |
| CN105373664A (en) | Modeling method for five-axis milling force of special drive surface | |
| CN106200551B (en) | Elliptical vibration method for controlling trajectory based on micro- texture model | |
| CN114274366B (en) | Ultrasonic-assisted cutting surface microtexture creation method based on digital twin | |
| CN111390285B (en) | Honeycomb core machining tool path generation method | |
| US8122584B2 (en) | Method of producing honeycomb structure molding die | |
| CN112620755B (en) | Numerical control machining method for thin-wall high-edge strip groove cavity | |
| EP3466572A1 (en) | Micromachining method, die manufacturing method, and micromachining apparatus | |
| CN112207368A (en) | Method for processing and controlling tooth surface texture of spiral bevel gear by rotary ultrasonic hobbing | |
| CN109773660A (en) | A kind of polymer matrix composite slab abrasive water-jet method for fine finishing | |
| CN105414615B (en) | A kind of aircraft skin undercut nature processing method | |
| CN108229046A (en) | A kind of three-dimensional modeling method for being machined machined surface in face work technique | |
| Hassan et al. | A review of the milling process to fabricate a dimple structure | |
| CN210023781U (en) | Square forming cylinder | |
| CN101564774A (en) | Cutting edge gap back milling cutter numerical control machining method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190709 Termination date: 20220201 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |