CN105136600B - The method for improving carbon fibre composite orthogonal cutting experimental precision - Google Patents
The method for improving carbon fibre composite orthogonal cutting experimental precision Download PDFInfo
- Publication number
- CN105136600B CN105136600B CN201510532683.XA CN201510532683A CN105136600B CN 105136600 B CN105136600 B CN 105136600B CN 201510532683 A CN201510532683 A CN 201510532683A CN 105136600 B CN105136600 B CN 105136600B
- Authority
- CN
- China
- Prior art keywords
- cutting
- electric motors
- linear electric
- exemplar
- experiment
- 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.)
- Active
Links
- 238000005520 cutting process Methods 0.000 title claims abstract description 76
- 239000002131 composite material Substances 0.000 title claims abstract description 22
- 239000000835 fiber Substances 0.000 title claims abstract description 20
- 238000000034 method Methods 0.000 title claims abstract description 20
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 18
- 229910052799 carbon Inorganic materials 0.000 title claims abstract description 18
- 238000002474 experimental method Methods 0.000 claims abstract description 49
- 238000000227 grinding Methods 0.000 claims abstract description 9
- 238000006073 displacement reaction Methods 0.000 claims description 14
- 238000005259 measurement Methods 0.000 claims description 6
- 238000007781 pre-processing Methods 0.000 claims description 4
- 229910001651 emery Inorganic materials 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims description 2
- 239000000463 material Substances 0.000 abstract description 10
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 239000000523 sample Substances 0.000 description 5
- 229920000049 Carbon (fiber) Polymers 0.000 description 4
- 239000004917 carbon fiber Substances 0.000 description 4
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- 238000012545 processing Methods 0.000 description 3
- 230000000007 visual effect Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 238000003801 milling Methods 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
Landscapes
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
- Milling Processes (AREA)
Abstract
The method that the present invention improves carbon fibre composite orthogonal cutting experimental precision belongs to cutting of hardworking material manufacture field, is related to a kind of method for improving carbon fibre composite orthogonal cutting experimental precision.Carbon fibre composite exemplar is first fixed on the mover of linear electric motors by this method, is carried exemplar by pretreatment of the three travelling wheelhead roll grinders completion to exemplar by mover, is removed damage field under exemplar primary face, and its work surface is had high flatness.Super depth of field microscope equipment is recycled accurately carry out accurately measuring and adjusting to real cutting depth, to ensure that real cutting depth is identical with experiment preset value, improve the precision of orthogonal cutting experiment to knife.This method is pre-processed by building experimental provision and Setup Experiments using grinding machine, and the steps such as knife, orthogonal cutting experiment are completed by micro-.Device of the present invention is simple, and operation is easy, can effectively improve the experimental precision of carbon fibre composite orthogonal cutting experiment.
Description
Technical field
The invention belongs to cutting of hardworking material manufacture field, and it is real to be related to a kind of raising carbon fibre composite orthogonal cutting
The method for testing precision.
Background technology
Carbon fiber enhancement resin base composite material on thin see due to being presented the mixed style being made up of fiber and resin, macroscopic view
Upper presentation anisotropy and stack feature, easily produce damage and tool wear in processing, restrict the high-quality and high-efficiency of multiple material product
Processing.Therefore, need to by original reason experiment come disclose anisotropy heterogeneous material carefully see destroy with macroscopic material removal associate
Mechanism.Original reason experiment generally by carrying out orthogonal cutting to carbon fibre composite, observes it and cuts layer material formation chip
Depart from the process of material surface, and analyze its cutting force, so as to probe into its cutting mechanisms.However, experiment exemplar is more by milling system
, milling process easily causes to be damaged under face, and its depth is usually more than the cutting-in of orthogonal cutting experiment.Therefore, if using with just
The experiment exemplar damaged under beginning face carries out orthogonal cutting experiment, will be unable to observe removal process of the material under nondestructive state,
Also can not obtain can truly reflect material and the cutting force data of cutter interaction.Meanwhile real cutting depth and experiment in experiment
Often there is deviation in preset value, easily cause exemplar damage serious because cutting force is excessive if real cutting depth is bigger than normal, aggravate tool wear.
At present, some scholars have carried out orthogonal cutting experiment to study its cutting scheme for carbon fibre composite, so
Associated is not carried out to the precision of orthogonal cutting experiment, such as G.Venu Gopala Rao et al. are delivered《Micro-
mechanical modeling of machining of FRP composites–Cutting force analysis》One
Wen《Composites Science and Technology》In 67th phases page 579 to 593 in 2007, right angle have studied
The influence of cutting-in, fiber angles, tool orthogonal rake to cutting force in cutting, however, not visited to the precision of orthogonal cutting experiment
Beg for.Therefore, to improve experimental precision, the influence damaged under exemplar primary face need to be eliminated；Also need to carry out real cutting depth in experiment
Accurate measurement and control, make it equal with experiment preset value, so as to improve the experimental precision of orthogonal cutting experiment.
The content of the invention
The present invention is the defects of overcoming prior art, improves carbon fibre composite orthogonal cutting experimental precision, invention
A kind of method for improving carbon fibre composite orthogonal cutting experimental precision, this method is before orthogonal cutting, first to carbon fiber
Composite exemplar carries out grinding pretreatment, i.e., carbon fibre composite exemplar is fixed on the mover of linear electric motors, by moving
Son carries exemplar by pretreatment of the three travelling wheelhead roll grinders completion to exemplar, removes damage field under exemplar primary face, and make its to be added
Work surface has high flatness.Recycle super depth of field microscope equipment accurately knife is adjusted to real cutting depth with accurately
Measurement, to ensure that real cutting depth is identical with experiment preset value, and then improve the experimental precision of orthogonal cutting experiment.
The technical solution adopted by the present invention is a kind of method for improving carbon fibre composite orthogonal cutting experimental precision, its
It is characterized in, carbon fibre composite exemplar is first fixed on the mover of linear electric motors by this method, and carrying exemplar by mover passes through
Three travelling wheelhead roll grinders complete the pretreatment to exemplar, remove damage field under exemplar primary face, and its work surface is had Gao Ping
Face degree；Super depth of field microscope equipment is recycled to carry out accurately carrying out accurately measuring and adjusting, knife to ensure reality to real cutting depth
Cutting-in is identical with experiment preset value, improves the precision of orthogonal cutting experiment；Experimental method comprises the following steps that：
1) experimental provision is built
Exemplar 4 is arranged on the mover of linear electric motors 2 by sample piece clamp 3, linear electric motors 2 pass through T-bolt and bed
Body 1 is connected；Cutter 9 is arranged on dynamometer 7 by tool mounting 8, dynamometer 7 is arranged on micro-displacement platform 6 by bolt
On, micro-displacement platform 6 and super depth of field microscope equipment 10 are arranged on lathe bed 1 by T-bolt respectively, and three travelling wheelhead roll grinders 5 are passed through into T
Type bolt is connected with lathe bed 1.
2) Setup Experiments
The power supply of super depth of field microscope equipment 10 is connected, its microscopic field of view is directed at cutter 9；The power supply of linear electric motors 2 is connected,
Feed speed of the movement velocity of the mover of linear electric motors 2 as preprocessing process is set, adjusts three travelling wheelhead roll grinders 5, makes its processing high
Degree is identical with the height of exemplar 4.
3) pre-processed using grinding machine
Start three travelling wheelhead roll grinders 5, operate its emery wheel；Start linear electric motors 2, its mover is ground by pre-set velocity by three axles
Bed 5, complete the grinding pretreatment to exemplar 4.
4) carry out micro- to knife
Stop linear electric motors 2 when the mover of linear electric motors 2 is reached near cutter 9, use the survey of super depth of field microscope equipment 10
The relative position of functional measurement cutter 9 and pretreated exemplar 4 is measured, calculates real cutting depth；By adjusting micro-displacement platform 6
Real cutting depth is adjusted, is allowed to identical with experiment setting cut depth.
5) orthogonal cutting experiment is carried out
By the segment distance of 2 inverted running of linear electric motors one, make its mover apart from the distance of cutter 9 exceed its mover accelerate away from
From；The cutting speed that the speed of setting linear electric motors 2 is tested as orthogonal cutting, starts linear electric motors, and it is real to complete orthogonal cutting
Test.
The beneficial effects of the invention are as follows being pre-processed by using three travelling wheelhead roll grinders to exemplar, remove and damaged under exemplar primary face
Hinder region, and make its work surface that there is high flatness；Carried out using super depth of field microscope equipment accurately to knife so as to ensureing reality
Border cutting-in is identical with experiment preset value, improves orthogonal cutting experimental precision.Device of the present invention is simple, and operation is easy.
Brief description of the drawings
Device used in a kind of methods for improving carbon fibre composite orthogonal cutting experimental precision of Fig. 1, wherein：1—
Lathe bed, 2-linear electric motors, 3-sample piece clamp, 4-exemplar, 5-three travelling wheelhead roll grinders, 6-micro-displacement platform, 7-dynamometer, 8-
Tool mounting, 9-cutter, 10-super depth of field microscope equipment.
Embodiment
Describe the specific implementation of the present invention in detail with reference to technical scheme and accompanying drawing.
In fig. 1, linear electric motors 2, micro-displacement platform 6 and super depth of field microscope equipment 10 are installed on lathe bed 1.Exemplar
4 by the clamping of sample piece clamp 3, on the mover of linear electric motors 2.During experiment, the mover of linear electric motors 2 carries exemplar 4 and passed through
Cross three travelling wheelhead roll grinders 5 and complete pretreatment, real cutting depth is measured by super depth of field microscope equipment 10, put down by adjusting micro-displacement
Real cutting depth is adjusted platform 6 makes it identical with testing default cutting-in.Then linear electric motors 2 are restarted, set its speed
As orthogonal cutting speed, orthogonal cutting experiment is completed.The speed adjustable range of linear electric motors 2 is 0.1m/s~5m/s, is accelerated
Degree is up to 3g, is used to feed using low speed in preprocessing process, from a high speed as cutting speed in orthogonal cutting experiment
Degree；The rotating speed of three travelling wheelhead roll grinders 5 is 3000rpm；Micro-displacement platform 6 can be adjusted along perpendicular to the direction that the mover of linear electric motors 2 moves,
For setting the cutting-in of orthogonal cutting experiment, its stroke is 0-150 μm, and the minimum resolution of open loop and closed loop is 1 μm；Dynamometer
7 are arranged on the lower section of tool mounting 8, for measuring the cutting force in orthogonal cutting experiment；The visual field of super depth of field microscope equipment 10
Center face cutter 9, so as in clear view orthogonal cutting carbon fibre composite into bits process, its visual field size is about
103μm2。
Experimental method comprises the following steps that：
The first step：Build experimental provision
Exemplar 4 is arranged on the mover of linear electric motors 2 by sample piece clamp 3, linear electric motors 2 pass through T-bolt and bed
Body 1 is connected；Cutter 9 is arranged on dynamometer 7 by tool mounting 8, dynamometer 7 is arranged on micro-displacement platform 6 by bolt
On, micro-displacement platform 6 and super depth of field microscope equipment 10 are arranged on lathe bed 1 by T-bolt respectively, and three travelling wheelhead roll grinders 5 are passed through into T
Type bolt is connected with lathe bed 1.
Second step：Complete Setup Experiments
The power supply of super depth of field microscope equipment 10 is connected, its visual field is adjusted and is allowed to be directed at cutter 9；Connect the electricity of linear electric motors 2
Source, set feed speed of the movement velocity of the mover of linear electric motors 2 as 0.1m/s as preprocessing process.Three travelling wheelhead roll grinders 5 are adjusted,
Make its working height identical with the height of exemplar 4.
3rd step：Pre-processed using grinding machine
Start three travelling wheelhead roll grinders 5, operate its emery wheel, its rotating speed is 3000rpm；Start linear electric motors 2, make its mover with
0.1m/s speed passes through three travelling wheelhead roll grinders 5, completes the grinding pretreatment to exemplar 4.
4th step：Carry out micro- to knife
Stop linear electric motors 2 when the mover of linear electric motors 2 is reached near cutter 9, use the survey of super depth of field microscope equipment 10
The relative position of functional measurement cutter 9 and pretreated exemplar 4 is measured, calculates real cutting depth；By adjusting micro-displacement platform 6
Real cutting depth is adjusted, is allowed to identical with experiment setting cut depth, tests the cutting-in set as 30 μm.
5th step：Carry out orthogonal cutting experiment
By the segment distance of 2 inverted running of linear electric motors one, about 150mm, it is set as 2m/s as straight the speed of linear electric motors 2
The cutting speed of angle cutting experiment, start linear electric motors, complete orthogonal cutting experiment.
The experimental precision of carbon fibre composite orthogonal cutting experiment can be improved by the present invention.First pass through to carbon fiber
Composite exemplar carries out grinding pretreatment, removes damage field under primary face, and its work surface is had high flatness；
Real cutting depth is measured by using super depth of field microscope equipment again, and real cutting depth is carried out by adjusting micro-displacement platform
Adjustment, it is allowed to identical with experiment setting cut depth.Device of the present invention is simple, and operation is easy, can effectively improve carbon fiber and answer
The experimental precision of condensation material orthogonal cutting experiment.
Claims (1)
1. a kind of method for improving carbon fibre composite orthogonal cutting experimental precision, it is characterized in that, exemplar passes through linear electric motors
Mover carries, and is pre-processed by three travelling wheelhead roll grinders, removes damage field under primary face, and its work surface is had Gao Ping
Face degree；Carry out, accurately to knife so as to ensure that real cutting depth is identical with experiment preset value, improving right angle using super depth of field microscope equipment
The precision of cutting experiment；Experimental method comprises the following steps that：
1) experimental provision is built
Exemplar (4) is arranged on the mover of linear electric motors (2) by sample piece clamp (3), linear electric motors (2) pass through T-bolt
It is connected with lathe bed (1)；Cutter (9) is arranged on dynamometer (7) by tool mounting (8), dynamometer (7) is installed by bolt
On micro-displacement platform (6), micro-displacement platform (6) and super depth of field microscope equipment (10) are arranged on lathe bed by T-bolt respectively
(1) on, three travelling wheelhead roll grinders (5) are connected by T-bolt with lathe bed (1)；
2) Setup Experiments
The power supply of super depth of field microscope equipment (10) is connected, its microscopic field of view is directed at cutter (9)；Connect the electricity of linear electric motors (2)
Source, set feed speed of the movement velocity of linear electric motors (2) mover as preprocessing process；Three travelling wheelhead roll grinders (5) are adjusted, make it
Working height is identical with the height of exemplar (4)；
3) pre-processed using grinding machine
Start three travelling wheelhead roll grinders (5), operate its emery wheel；Start linear electric motors (2), its mover is ground by pre-set velocity by three axles
Bed (5), complete the grinding pretreatment to exemplar (4)；
4) carry out micro- to knife
Stop linear electric motors (2) when linear electric motors (2) mover reaches cutter (9) nearby, use super depth of field microscope equipment (10)
Measurement functional measurement cutter (9) and pretreated exemplar (4) relative position, calculate real cutting depth；It is micro- by adjusting
Displacement platform (6) is adjusted to real cutting depth, is allowed to identical with experiment setting cut depth；
5) orthogonal cutting experiment is carried out
By the segment distance of linear electric motors (2) inverted running one, make its mover apart from the distance of cutter (9) exceed its mover accelerate away from
From；The cutting speed that the speed of setting linear electric motors (2) is tested as orthogonal cutting, start linear electric motors, complete orthogonal cutting
Experiment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510532683.XA CN105136600B (en) | 2015-08-26 | 2015-08-26 | The method for improving carbon fibre composite orthogonal cutting experimental precision |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510532683.XA CN105136600B (en) | 2015-08-26 | 2015-08-26 | The method for improving carbon fibre composite orthogonal cutting experimental precision |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105136600A CN105136600A (en) | 2015-12-09 |
| CN105136600B true CN105136600B (en) | 2018-01-26 |
Family
ID=54722030
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510532683.XA Active CN105136600B (en) | 2015-08-26 | 2015-08-26 | The method for improving carbon fibre composite orthogonal cutting experimental precision |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105136600B (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105758756A (en) * | 2016-02-29 | 2016-07-13 | 上海交通大学 | Construction method for cutting specific energy spectrum of carbon fiber reinforced composite |
| CN105738240B (en) * | 2016-02-29 | 2018-07-27 | 上海交通大学 | The evaluation method of the CFRP machining surface quality of gamut fibrinopeptides A |
| CN106198289B (en) * | 2016-07-11 | 2018-10-16 | 大连理工大学 | A kind of experimental method of research processing carbon fibre composite cutting mechanisms |
| CN106503384B (en) * | 2016-10-28 | 2019-04-16 | 大连理工大学 | A kind of synthesis suppressing method of carbon fibre composite surface layer cutting damage |
| CN110883355B (en) * | 2019-12-02 | 2021-12-03 | 大连理工大学 | Experimental device for drilling of laminated structure |
| CN112730135B (en) * | 2021-01-06 | 2022-03-01 | 清华大学深圳国际研究生院 | Device for right-angle free cutting experiment of material |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201609828U (en) * | 2009-12-28 | 2010-10-20 | 旭东机械(昆山)有限公司 | Machining equipment of carbon fiber vehicle frame tube |
| CN101947742A (en) * | 2010-09-03 | 2011-01-19 | 浙江工业大学 | Multihardness splicing material high-speed milling cutting-force test device |
| CN201752859U (en) * | 2010-05-06 | 2011-03-02 | 常熟市尚湖镇宏达磁性材料加工厂 | Grinding machine |
| US8662959B2 (en) * | 2008-11-12 | 2014-03-04 | Toshiba Kikai Kabushiki Kaisha | Cutting method and cutting device for hard material |
| CN103837422A (en) * | 2014-02-27 | 2014-06-04 | 大连理工大学 | Experimental device for cutting off carbon fiber composite material |
| CN104614270A (en) * | 2015-01-29 | 2015-05-13 | 大连理工大学 | Single beam fiber cutting experiment method |
-
2015
- 2015-08-26 CN CN201510532683.XA patent/CN105136600B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8662959B2 (en) * | 2008-11-12 | 2014-03-04 | Toshiba Kikai Kabushiki Kaisha | Cutting method and cutting device for hard material |
| CN201609828U (en) * | 2009-12-28 | 2010-10-20 | 旭东机械(昆山)有限公司 | Machining equipment of carbon fiber vehicle frame tube |
| CN201752859U (en) * | 2010-05-06 | 2011-03-02 | 常熟市尚湖镇宏达磁性材料加工厂 | Grinding machine |
| CN101947742A (en) * | 2010-09-03 | 2011-01-19 | 浙江工业大学 | Multihardness splicing material high-speed milling cutting-force test device |
| CN103837422A (en) * | 2014-02-27 | 2014-06-04 | 大连理工大学 | Experimental device for cutting off carbon fiber composite material |
| CN104614270A (en) * | 2015-01-29 | 2015-05-13 | 大连理工大学 | Single beam fiber cutting experiment method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105136600A (en) | 2015-12-09 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105136600B (en) | The method for improving carbon fibre composite orthogonal cutting experimental precision | |
| CN104002220A (en) | Device and method for single abrasive grain grinding experiments under assistance of ultrasonic vibration | |
| CN104568628B (en) | A kind of grinding experiment method under the conditions of single abrasive particle multistage speed | |
| CN205888886U (en) | Many angle processing of spare part device | |
| CN105033839A (en) | Lithium niobate wafer grinding device with grinding pressure adjusting device and grinding method | |
| CN102445336A (en) | Multi-blade multi-angle rock breaking device for rock ripper | |
| Chen et al. | On-machine measurement of microtool wear and cutting edge chipping by using a diamond edge artifact | |
| CN102729104A (en) | Gear grinding machine capable of precisely machining semi-topping slotting cutter | |
| CN104708210A (en) | Oval tube alignment method and laser cutting device | |
| CN204301903U (en) | A kind of super-hard abrasive hold test macro | |
| CN202770690U (en) | Grinding clamp controllable in grinding amount | |
| Qiu et al. | Investigation of diamond cutting tool lapping system based on on-machine image measurement | |
| CN105043978B (en) | A kind of experimental technique of carbon fibre composite friction coefficient measurement | |
| Fu et al. | Influence of the heat deformation of ultra-precision fly cutting tools on KDP crystal surface microstructure | |
| CN104568633A (en) | Speed and temperature controllable single-particle grinding experimental device | |
| CN105716982B (en) | Diamond compact wear resistance test experimental device | |
| CN105772815B (en) | The method of 90 degree of V-grooves of Spiral distribution on the big profile shaft of general NC Boring machine processing | |
| CN106644633A (en) | Multifunctional geo-technical testing sample cutting device | |
| CN106053278A (en) | Micro-nano cutting test device | |
| CN107639352A (en) | A kind of laser process equipment and laser processing | |
| CN109459332A (en) | A kind of parameter controllable type mono-/multi- abrasive grain high speed moving indentation test device | |
| CN103913143A (en) | Micro-milling-cutter cutting edge blunt circle measurement device and method | |
| CN203993543U (en) | A kind of abrasive power high precision measuring device | |
| CN106198289B (en) | A kind of experimental method of research processing carbon fibre composite cutting mechanisms | |
| CN106501049A (en) | A kind of method that New-core sample makes impervious test piece |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |