CN103240429B - A kind of turning cutting tool of sample fast turning and adopt its sizing cutting process - Google Patents
A kind of turning cutting tool of sample fast turning and adopt its sizing cutting process Download PDFInfo
- Publication number
- CN103240429B CN103240429B CN201310182049.9A CN201310182049A CN103240429B CN 103240429 B CN103240429 B CN 103240429B CN 201310182049 A CN201310182049 A CN 201310182049A CN 103240429 B CN103240429 B CN 103240429B
- Authority
- CN
- China
- Prior art keywords
- turning
- cutting tool
- sample
- cutting
- tool
- 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
Landscapes
- Turning (AREA)
Abstract
The invention discloses a kind of turning cutting tool of sample fast turning and adopt its sizing cutting process, object is to solve and adopts existing turning equipment to add man-hour, have that sample viscosity is large, intensity is high, the not easily feature such as chip breaking, make that cutter life is short, durability is poor, the rough turn process of restriction sample, have a strong impact on the problem of sample turning speed, this turning cutting tool have selected tool cutting edge angle, auxiliary angle, anterior angle, the cutting edge inclination of special angle, and has rational project organization.The present invention, by improving existing turning cutting tool, effectively can not only improve the cutting ability of turning cutting tool, improves process velocity and production efficiency, reduces labour intensity, and effectively can extend the service life of turning cutting tool, improve its durability.Meanwhile, in conjunction with sizing cutting process of the present invention, the continuous turning of sample can be realized, effectively save process time.
Description
Technical field
The present invention relates to field of machining, especially lathe process equipment, be specially a kind of turning cutting tool of sample fast turning and the sizing cutting process of employing.
Background technology
Sample turning is basis and the prerequisite of product physical detection, and it has, and batch is large, the process-cycle is short, steel material is complicated and the processing characteristic such as the cutting ability difference of sample, and it directly affects the speed of physical examination.
At present, restrict by turning equipment, sample turning is divided into rough turn, two stages of finish turning usually.Wherein, the rough turn time occupying about 2/3rds of whole process, rough turn process is grown and is wasted time and energy, and seriously constrains the process velocity of turning sample.
Meanwhile, common structural alloy steel material sample, as 2Cr12NiMo1W1V, X20Cr13,0Cr17Ni4Cu4Nb etc., after heat treatment is complete, sample is large to the viscosity of cutter, in sample turning process, not easily chip breaking, this is also the difficult point of sample material processing; And some iron-baseds, nickel base superalloy, as GH169, GH80A etc., intensity is excessive, and in addition, the effect of irregular of test sample material, in process, can form very large impact to cutter, causes the Fast Wearing of cutter.
Sample viscosity is large, intensity is high, the not easily feature such as chip breaking, such that cutter life is short, durability is poor, also becomes the bottleneck of the rough turn process of restriction sample.Therefore, how to improve the turning speed of sample, become the problem that people urgently pay close attention to.
Summary of the invention
Goal of the invention of the present invention is: for above-mentioned Problems existing, provides a kind of turning cutting tool of sample fast turning and adopts its sizing cutting process.The present invention is by improving existing turning cutting tool, a kind of turning cutting tool of sample fast turning is provided, effectively can not only improve the cutting ability of turning cutting tool, improve process velocity and production efficiency, reduce labour intensity, and effectively can extend the service life of turning cutting tool, improve its durability.Meanwhile, the present invention also provides a kind of sizing cutting process adopting this turning cutting tool, coordinates turning cutting tool of the present invention, can realize the continuous turning of sample, effectively save process time.
To achieve these goals, the present invention adopts following technical scheme:
A turning cutting tool for sample fast turning, the tool cutting edge angle Kr of described turning cutting tool is 75 ° ~ 90 °, and auxiliary angle Kr ' is 25 ° ~ 35 °, anterior angle γ
0be 0 ° ~ 10 °, cutting edge inclination λ s is 0 ° ~-10 °, and corner radius is 1.5-3mm, and chip curling groove is circular arc type chip curling groove, and the width of chip curling groove is 5 ~ 8mm.
Blade is provided with negative chamfered edge.
Negative chamfered edge to be arranged on before cutting knife on blade.
As preferably, tool cutting edge angle Kr is 80 °, and auxiliary angle Kr ' is 30 °.
As preferably, anterior angle γ
0it is 0 °.
As preferably, the width of chip curling groove is 6mm.
As preferably, described turning cutting tool adopts YG8 Hardmetal materials to be prepared from.
Adopt the sizing cutting process of aforementioned turning cutting tool, comprise the steps:
(1) pretreatment: after being installed by turning cutting tool, processes several parts, eliminates the wearing and tearing of turning cutting tool to the impact of machining accuracy;
(2) continuous cutting: after step (1), adopts the dial of lathe to control the processing dimension of part, realizes the Continuous maching of part.
When carrying out sample turning for the existing turning equipment of employing, the cutter life of existence is short, durability is poor, has a strong impact on the problem of sample turning speed, the invention provides a kind of turning cutting tool of sample fast turning and adopts its sizing cutting process.Inventor finds in long-term practice, the structure of turning cutting tool, namely by what kind of grinding, forms which kind of cutting-tool angle, has material impact for raising turning efficiency.
Inventor processes the little feature in large centre, two according to sample, and be 75 ° ~ 90 ° by the tool cutting edge angle Kr of turning cutting tool, auxiliary angle Kr ' is 25 ° ~ 35 °, so that middle incision, reduces cutting force simultaneously, increases cutter head intensity, improve area of dissipation, and anterior angle γ
0adopt 0 ° ~ 10 °.Meanwhile, cutting edge inclination λ s selects 0 ° ~-10 °, thus effectively controls the flow direction of chip, prevents from being wound around with workpiece, and the negative chamfered edge that blade is arranged then can available protecting blade, the service life of prolongation blade.Inventor finds in real work, and the design of negative chamfered edge is for the service life of improving turning cutting tool, and reducing its wearing and tearing and have great importance, is also not available for existing turning cutting tool.Corner radius R selects 1.5-3mm, to protect point of a knife.
Chip curling groove in the present invention selects circular arc type chip curling groove, and the width of chip curling groove selects 5 ~ 8mm.The present invention adopts circular arc type chip curling groove to contribute to forming chip curl.One of feature of sample turning is not easily chip breaking, and its consequence caused is that chip is very easily wound around with workpiece, and when being wound around serious, turning process will be made to carry out, and after needing parking to clean out, could continue turning.Calculated by reality, the parking cleaning that sample turning causes, usually accounts for 5%-10% of process time, and is sometimes difficult to cleaning, not only increase process time, and increase the labour intensity of workman.The usual long-term practice of inventor finds, when the width of chip curling groove is 5 ~ 8mm, it effectively can stop the problem of sample turning not easily chip breaking.According to amount of feeding f and back engagement of the cutting edge α p, form circular arc type chip curling groove, to form chip curl, select specific chip curling groove width simultaneously, chip can be made in volume bits process, form chip curl closely, due to the continuity of cutting movement and the acting in conjunction of geometric angle, chip just steadily can be flowed out along rake face, hightail cutting region, and do not come in contact with workpiece, simultaneously, chip is after curling certain length, due to the reason of gravity and temperature, after reaching the plastic limit of material itself, just self falling, thus solve chip and workpiece is easily wound around, and after being wound around, be difficult to cleaning, the problem wasted time, effectively improve the continuous turning time.
Rough turn, the finish turning that adopt turning cutting tool of the present invention can realize sample turning once complete, and do not need reconditioning cutter repeatedly.Facts have proved, by the appropriate design to turning cutting tool geometric angle and structure thereof, greatly can improve the cutting ability of turning cutting tool, improve turning efficiency, reduce labour intensity, for the overall machining speed and cutting-tool's used life, the durability that improve sample, have great importance.The present invention is adopted can effectively to solve in sample turning process, the contradiction between process velocity and physical examination schedule requirement.
As preferably, tool cutting edge angle Kr is 80 °, and auxiliary angle Kr ' is 30 °, anterior angle γ
0be 0 °, the width LBn of chip curling groove is 6mm.Inventor further determined that preferred version, and when adopting preferred version, the indices of turning cutting tool is best.
During due to sample turning, need the good toughness of turning cutting tool, shock-resistant applied widely, therefore, the material of inventor to turning cutting tool screens, and it is better to determine to adopt the turning cutting tool economic and practical of tungsten cobalt (YG) class material.Finally, inventor have employed turning cutting tool prepared by YG8 Hardmetal materials.
The present invention also provides the sizing cutting process adopting aforementioned turning cutting tool simultaneously, and it comprises pretreatment and continuous cutting two steps.Add man-hour, first carry out pretreatment: after turning cutting tool is installed, process several parts, thus the wearing and tearing of elimination cutter are on the impact of dimensional accuracy; Carry out continuous cutting again: the processing dimension being controlled part by the dial of lathe; thus realize in non-stop-machine situation; complete the sample process on turning, cutting thread, ride rank continuously; and without the need to repeatedly shutting down each portion size of measuring workpieces, making the continuous smoothness of turning process, accomplishing without any letup.The present invention can realize once completing of rough turn, finish turning, eliminates a large amount of repeating, has effectively saved process time.
The present invention is that inventor constantly sums up, explores and draw in long-term practice, pay a large amount of performing creative labour of inventor, there is practicality, handy, quick, safe, efficient feature, can greatly reduce the single-piece work time, raise labour efficiency, reduce labor strength.
Accompanying drawing explanation
Examples of the present invention will be described by way of reference to the accompanying drawings, wherein:
Fig. 1 is the composed view figure of turning cutting tool in embodiment 1.
Fig. 2 is the blade partial schematic diagram of turning cutting tool in embodiment 1.
Fig. 3 is that the O '-O ' of Fig. 2 is to sectional view.
Fig. 4 is that the O-O of Fig. 2 is to sectional view.
Fig. 5 is that the S of Fig. 2 is to sectional view.
Fig. 6 is the partial schematic diagram of the circular arc type chip curling groove of turning cutting tool in embodiment 1.
Fig. 7 is the close-up schematic view of I in Fig. 6.
Fig. 8 is turning cutting tool machining sketch chart in embodiment 2.
Mark in figure: 1 is turning cutting tool, and 2 is lathe chuck, and 3 is claw, and 4 is turning clamp, and 5 is sample, and 6 is that tail stock is top.
Detailed description of the invention
All features disclosed in this description, or the step in disclosed all methods or process, except mutually exclusive feature and/or step, all can combine by any way.
Arbitrary feature disclosed in this description, unless specifically stated otherwise, all can be replaced by other equivalences or the alternative features with similar object.That is, unless specifically stated otherwise, each feature is an example in a series of equivalence or similar characteristics.
Embodiment 1
As shown in the figure, its tool cutting edge angle Kr is 75 ° ~ 90 °, and auxiliary angle Kr ' is 25 ° ~ 35 °, anterior angle γ
0be 0 ° ~ 10 °, cutting edge inclination λ s is 0 ° ~-10 °, and corner radius is 1.5-3mm, and chip curling groove is circular arc type chip curling groove, and the width of chip curling groove is 5 ~ 8mm, blade is provided with negative chamfered edge before cutting knife.Turning cutting tool in the present embodiment, adopts the preparation of YG8 carbide alloy to form.
Embodiment 2
As shown in the figure, a kind of turning cutting tool of sample fast turning, its tool cutting edge angle Kr is 80 °, and auxiliary angle Kr ' is 30 °, anterior angle γ
0be 0 °, cutting edge inclination λ s is 0 ° ~-10 °, and corner radius is 1.5-3mm, and chip curling groove is circular arc type chip curling groove, and the width LBn of chip curling groove is 6mm, blade is provided with negative chamfered edge before cutting knife.Turning cutting tool 1 in the present embodiment, adopts the preparation of YG8 carbide alloy to form.
Meanwhile, a kind of sizing cutting process of this turning cutting tool 1 is provided.During use, turning clamp 4 is placed in claw 3, claw 3 is arranged on lathe chuck 2.Then, sample 5 is placed in turning clamp 4, meanwhile, with tail stock top 6, sample 5 is held out against, finally turning cutting tool 1 is arranged on lathe.
During use, first carry out pretreatment: process several parts with turning cutting tool 1, thus the wearing and tearing of elimination cutter are on the impact of dimensional accuracy.Then carry out continuous cutting: the processing dimension being controlled part by the dial of lathe, thus realize in non-stop-machine situation, complete sample 5 process on turning, cutting thread, ride rank continuously.The present embodiment, without the need to repeatedly shutting down each portion size of measuring workpieces, can make the continuous smoothness of turning process, accomplish without any letup, thus complete the turning of sample 5.
Turning is carried out, in contrast embodiment with existing turning cutting tool.Comparative examples and embodiment 2 are compared, relevant comparative result is as shown in table 1.
Table 1 comparative examples and embodiment 2 carry out the effectiveness comparison of sample processing
The present invention be applicant in long-term practical work, constantly sum up and draw, there is practicality, handy, quick, safe, feature efficiently, can effectively reduce the single-piece work time, raise labour efficiency, reduction labour intensity.
With standard specimen, the single-piece work prestissimo of current actual measurement is process one in 6 minutes.Calculated with 8 hours, except high temperature alloy, for common structural alloy steel, single split run fully loaded workload can reach 60, beyond the general requirements of equipment portion to sample processing split run workload, effectively meets the needs that sample rapid processing completes.
The present invention is not limited to aforesaid detailed description of the invention.The present invention expands to any new feature of disclosing in this manual or any combination newly, and the step of the arbitrary new method disclosed or process or any combination newly.
Claims (11)
1. a turning cutting tool for sample fast turning, is characterized in that, the tool cutting edge angle Kr of described turning cutting tool is 75 ° ~ 90 °, and auxiliary angle Kr ' is 25 ° ~ 35 °, anterior angle γ
0be 0 ° ~ 10 °, cutting edge inclination λ s is 0 ° ~-10 °, and corner radius is 1.5-3mm, and chip curling groove is circular arc type chip curling groove, and the width of chip curling groove is 5 ~ 8mm.
2. the turning cutting tool of sample fast turning according to claim 1, is characterized in that, blade is provided with negative chamfered edge.
3. the turning cutting tool of sample fast turning according to claim 2, is characterized in that, negative chamfered edge to be arranged on before cutting knife on blade.
4., according to the turning cutting tool of the arbitrary described sample fast turning of claim 1-3, it is characterized in that, tool cutting edge angle Kr is 80 °, and auxiliary angle Kr ' is 30 °.
5. the turning cutting tool of sample fast turning according to claim 1, is characterized in that, anterior angle γ
0it is 0 °.
6. the turning cutting tool of sample fast turning according to claim 1, is characterized in that, the width of chip curling groove is 6mm.
7. the turning cutting tool of sample fast turning according to claim 4, is characterized in that, anterior angle γ
0it is 0 °.
8. the turning cutting tool of sample fast turning according to claim 4, is characterized in that, the width of chip curling groove is 6mm.
9. the turning cutting tool of the sample fast turning according to claim 1-3, any one of 5-8, is characterized in that, described turning cutting tool adopts YG8 Hardmetal materials to be prepared from.
10. the turning cutting tool of sample fast turning according to claim 4, is characterized in that, described turning cutting tool adopts YG8 Hardmetal materials to be prepared from.
11. according to any one of claim 1-10 the sizing cutting process of the turning cutting tool of sample fast turning, it is characterized in that, comprise the steps:
(1) pretreatment: after being installed by turning cutting tool, processes several parts, eliminates the wearing and tearing of turning cutting tool to the impact of machining accuracy;
(2) continuous cutting: after step (1), adopts the dial of lathe to control the processing dimension of part, realizes the Continuous maching of part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310182049.9A CN103240429B (en) | 2013-05-17 | 2013-05-17 | A kind of turning cutting tool of sample fast turning and adopt its sizing cutting process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310182049.9A CN103240429B (en) | 2013-05-17 | 2013-05-17 | A kind of turning cutting tool of sample fast turning and adopt its sizing cutting process |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103240429A CN103240429A (en) | 2013-08-14 |
| CN103240429B true CN103240429B (en) | 2015-09-30 |
Family
ID=48920496
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310182049.9A Active CN103240429B (en) | 2013-05-17 | 2013-05-17 | A kind of turning cutting tool of sample fast turning and adopt its sizing cutting process |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103240429B (en) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104493216A (en) * | 2014-12-19 | 2015-04-08 | 陕西国防工业职业技术学院 | Cut-off tool with A-shaped cutting edge |
| CN104999095A (en) * | 2015-05-26 | 2015-10-28 | 扬中市第一蝶阀厂有限公司 | Turning technology for stainless steel valve rod |
| CN105478799B (en) * | 2016-01-01 | 2018-01-16 | 陈茂祥 | The knife car of slender axles one into method |
| CN105750817B (en) * | 2016-04-19 | 2017-11-14 | 成都三研精密刀具有限公司 | A kind of restorative procedure of metal cutter |
| CN108723692A (en) * | 2017-04-13 | 2018-11-02 | 广西隆盛双金属铜合金制造有限公司 | Cane squeezing roll renovation technique |
| CN108723399A (en) * | 2017-04-13 | 2018-11-02 | 广西隆盛双金属铜合金制造有限公司 | Cane squeezing roll repairs roughing tool |
| CN109014255B (en) * | 2018-08-22 | 2020-09-22 | 安徽信息工程学院 | Cutter for processing quenched metal material |
| CN109079171A (en) * | 2018-08-22 | 2018-12-25 | 安徽信息工程学院 | It is a kind of for processing the cutter of quenched metal material |
| CN108971521A (en) * | 2018-09-29 | 2018-12-11 | 安徽新芜精密装备制造产业技术研究院有限公司 | A kind of turning process of the effective Cr17Mo2Ti material of microwave plasma torch |
| CN108971520A (en) * | 2018-09-29 | 2018-12-11 | 安徽新芜精密装备制造产业技术研究院有限公司 | A kind of turning process of the effective 40CrNiMo alloy of microwave plasma torch |
| CN108971522A (en) * | 2018-09-29 | 2018-12-11 | 安徽新芜精密装备制造产业技术研究院有限公司 | A kind of turning process of the effective GH4169 alloy of microwave plasma torch |
| CN111791094B (en) * | 2020-03-24 | 2022-04-01 | 威海多晶钨钼科技有限公司 | Cutting tool for turning superhard material and sharpening method thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2010061849A1 (en) * | 2008-11-28 | 2010-06-03 | 住友電気工業株式会社 | Cutting tip, cutting tool, and method of cutting difficult-to-cut material |
| CN201913259U (en) * | 2010-12-14 | 2011-08-03 | 重庆长征重工有限责任公司 | Processing tool for ship inspection tension sample |
| CN102922231A (en) * | 2012-10-25 | 2013-02-13 | 昆明贵金属研究所 | Method for machining ruthenium and ruthenium alloy target |
-
2013
- 2013-05-17 CN CN201310182049.9A patent/CN103240429B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2010061849A1 (en) * | 2008-11-28 | 2010-06-03 | 住友電気工業株式会社 | Cutting tip, cutting tool, and method of cutting difficult-to-cut material |
| CN201913259U (en) * | 2010-12-14 | 2011-08-03 | 重庆长征重工有限责任公司 | Processing tool for ship inspection tension sample |
| CN102922231A (en) * | 2012-10-25 | 2013-02-13 | 昆明贵金属研究所 | Method for machining ruthenium and ruthenium alloy target |
Non-Patent Citations (2)
| Title |
|---|
| 何建民.车刀的磨损过程.《车工操作技术与窍门》.机械工业出版社,2005,43-44. * |
| 刘金环.车刀.《金属切削原理与刀具》.机械工业出版社,2010,16-22. * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103240429A (en) | 2013-08-14 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103240429B (en) | A kind of turning cutting tool of sample fast turning and adopt its sizing cutting process | |
| CN205816906U (en) | The carbide tool that a kind of easy chip removal easily cools down | |
| CN105665806A (en) | PCD (polycrystalline diamond) milling cutter and machining method therefor | |
| CN203992554U (en) | The special-purpose milling cutter of processing boiler part die cavity | |
| CN205519810U (en) | Special chip removal ladder downwards of steel part bores | |
| CN208178449U (en) | Lathe tool | |
| CN204052975U (en) | A kind of blade of processing cylinder lid spring bottom surface | |
| CN203526584U (en) | Diamond turning tool for ultraprecise turning | |
| CN107398599B (en) | Super-precision reamer | |
| CN102189450B (en) | Quick chamfer combination jig for surface grinding machine | |
| CN201969972U (en) | Combined ladder-shaped trapezoidal thread | |
| CN205362794U (en) | Novel drilling head | |
| US20180185938A1 (en) | Circular saw blade with tips | |
| CN203541579U (en) | Groove-type super-hard turning blade for finish machining | |
| CN208976927U (en) | A kind of upper and lower inner chamfer milling cutter of whole hard alloy | |
| CN208879723U (en) | A kind of cutter for processing magnesium alloy | |
| CN206392934U (en) | A kind of good milling cutter of cooling | |
| CN203635959U (en) | Profiling turning blade | |
| CN204584302U (en) | A kind of aluminium alloy perforate production equipment | |
| CN201906865U (en) | Cutter for processing holes on inclined surface or conical surface | |
| CN205341965U (en) | But inserted cutting tool of chip breaking | |
| CN207709974U (en) | A kind of groove milling deburring milling cutter | |
| CN205254142U (en) | Finish boring hole sword | |
| CN205342021U (en) | Drill bit with diamond dust granule | |
| CN110293457A (en) | A kind of method and device of hand grinding drill bit |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 621709 Yanghe Village, Sanhe Town, Jiangyou City, Mianyang City, Sichuan Province Patentee after: Sichuan Liuhe Special Metal Materials Co., Ltd. Address before: 621701 West Section of Baolun Road, Henan Industrial Park, Jiangyou City, Mianyang City, Sichuan Province Patentee before: Sichuan Liuhe Forging Company Ltd. |
|
| CP03 | Change of name, title or address |