CN102909393B - Turning method for diamond roller carrier female die - Google Patents
Turning method for diamond roller carrier female die Download PDFInfo
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- CN102909393B CN102909393B CN201210308515.9A CN201210308515A CN102909393B CN 102909393 B CN102909393 B CN 102909393B CN 201210308515 A CN201210308515 A CN 201210308515A CN 102909393 B CN102909393 B CN 102909393B
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- turning
- former
- female die
- form tool
- diamond roller
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- 238000007514 turning Methods 0.000 title claims abstract description 52
- 229910003460 diamond Inorganic materials 0.000 title claims abstract description 31
- 239000010432 diamond Substances 0.000 title claims abstract description 31
- 238000000034 method Methods 0.000 title claims abstract description 29
- 238000005520 cutting process Methods 0.000 claims abstract description 13
- 238000012545 processing Methods 0.000 claims description 27
- 239000012530 fluid Substances 0.000 claims description 6
- 230000001050 lubricating effect Effects 0.000 claims description 6
- 229910000831 Steel Inorganic materials 0.000 claims description 4
- 238000005516 engineering process Methods 0.000 claims description 4
- 238000009434 installation Methods 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- 239000010959 steel Substances 0.000 claims description 4
- 229910000997 High-speed steel Inorganic materials 0.000 claims description 3
- 239000003350 kerosene Substances 0.000 claims description 3
- 235000015112 vegetable and seed oil Nutrition 0.000 claims description 3
- 239000008158 vegetable oil Substances 0.000 claims description 3
- 238000007664 blowing Methods 0.000 abstract 1
- 238000010438 heat treatment Methods 0.000 abstract 1
- 239000004576 sand Substances 0.000 abstract 1
- 238000005496 tempering Methods 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 description 6
- 238000003754 machining Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 238000003672 processing method Methods 0.000 description 2
- 238000012797 qualification Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 229910001651 emery Inorganic materials 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 230000010349 pulsation Effects 0.000 description 1
- 230000003746 surface roughness Effects 0.000 description 1
- 238000002834 transmittance Methods 0.000 description 1
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- Turning (AREA)
Abstract
The invention aims to provide a turning method for a diamond roller carrier female die, which meets the requirement of a grinding part for a high-accuracy grinding wheel dressing tool on the accuracy. The turning method for the diamond roller carrier female die is characterized by comprising the following specific process flows of: (1) determining a sample cutter, wherein a main cutting edge of the sample cutter is a curve, a front angle fo the main cutting edge is 0 degree and a rear angle of the main cutting edge is 8 degrees; (2) installing the sample cutter, wherein an upper base plane and a lateral base plane of the cutter are aligned into the range of less than 0.002mm; and (3) turning the female die, i.e. carrying out semi-fine turning on the female die, carrying out fine turning on the female die and carrying out final fine turning, wherein in the process of carrying out semi-fine turning on the female die, an allowance of 3 to 5mm is reserved in the rough turning process, then the operation of heat treatment hardening and tempering and sand blowing is carried out, the hardness is HRC27 to HRC30, an inner hole of the female die is machined by a common turning tool and an allowance of 1 to 2mm is reserved; in the process of carrying out fine turning on the female die, the rotating speed of a manual control machine tool is 6 to 8 revolutions per minute and the feed amount of the sample cutter is 0.02 to 0.03mm; and in the process of carrying out final fine turning, the rotating speed of the manual control machine tool is 2 to 4 revolutions per minute and the feed amount of the sample cutter is 0.005 to 0.01mm.
Description
Technical field
The present invention relates to the technical field of diamond roller machine-building, be specifically related to a kind of method for turning of diamond roller carrier former.
Background technology
Diamond roller claims again diamond grinding wheel dresser, is the important a kind of of modern diamond tool, is the necessary truer of creep feed grinding.The mode that it is once cut produces complicated forming surface on emery wheel, and guarantees its dimensional accuracy greatly to have improved production efficiency.Diamond roller process technology is precise machine machining, diamond roller is as high-tech product in dressing tool, now be widely used in Aeronautics and Astronautics, automobile, bearing, hydraulic pressure and precision engineering industry, as the form grinding processing of the products such as aircraft turbine blades tenon tooth, various measurement slide calliper rule, bearing.
Finish turning former is a critical process manufacturing diamond roller, especially the diamond roller of tenon tooth type shape, former difficulty of processing is very large, because tenon tooth designing requirement tooth pitch, angle and R tolerance are all very little, pitch tolerance is only 0.003mm, and other dimensional tolerance is also in 0.02mm.All molding surface sizes must meet drawing requirement, have a dimension overproof will make this roller scrap.
At present, the former turning of diamond roller processing is all on engine lathe, to adopt both hands to catch up with skill in using a kitchen knife in cookery processing, and detects inner chamber profile with model, the single-piece work time is 30 hours, and quality is comparatively undesirable, and qualification rate is low, can not meet the required precision of flute profile, tooth pitch and the angle of former.Larger to production efficiency and quality influence.
In order to address this problem, those skilled in the art have improved a large amount of processing methods to improve diamond roller former turning machining accuracy, yet its crudy of the diamond roller obtaining is still undesirable, and quality is unstable, qualification rate is low, can not meet the required precision of the converted products such as blade tenon tooth.
Summary of the invention
The object of the present invention is to provide a kind of method for turning that meets the diamond roller carrier former of high accuracy truer grinding element precision requirement, the method machining accuracy is high, can guarantee the specification requirement of part processing, compare with other processing method, the method can enhance productivity 4-5 doubly, improve diamond roller precision more than 80%.
The present invention specifically provides a kind of method for turning of diamond roller carrier former, it is characterized in that, concrete technology flow process is as follows:
(1), determining of form tool: the main cutting edge of form tool is a curve, and anterior angle is that 0 degree, relief angle are 8 degree;
(2), the installation of form tool: centering cutter top base and side group face are in 0.002mm;
(3), Vehicle Processing former:
Half finish turning processing of former: stay 3～5mm surplus when rough turn, then heat-treat modified, blast, hardness is HRC27～30; With regular turning tool processing former endoporus, stay 1～2mm surplus;
The finish turning processing of former: manual control machine bed rotating speed is 6～8 revs/min, and the form tool amount of feeding is 0.02～0.03mm;
Final finish turning processing: manual control machine bed rotating speed is 2～4 revs/min, and the form tool amount of feeding is 0.005～0.01mm.
The general steel part of force rate turning that during processing diamond roller former, cutter bears wants large, in order to reduce load and the cutting force of form tool, increase caused vibration, to suitably increase the intensity of form tool, but also to keep cutting edge sharp, selecting relief angle is 8 degree, reduced the friction between rear knife face and finished surface, reduced machined surface quality, and improve form tool durability.Increase the contact length that relief angle can reduce the multiple layer of elasticity on finished surface and rear knife face, thereby reduce friction and the wearing and tearing of rear knife face.Increase relief angle, the angle of wedge reduces, and cutting edge is sharper.
The method for turning of diamond roller carrier former provided by the invention, is characterized in that: form tool material preferably selects hardness high, and intensity is high, and wearability is good, and red hardness is high, and has the W9Mo3Cr4V high-speed steel of enough toughness.
The method for turning of diamond roller carrier former provided by the invention, is characterized in that: former material selection 45# steel.
The method for turning of diamond roller carrier former provided by the invention, is characterized in that: at former finish turning, add and adopt man-hour lubricating fluid lubricated, described lubricating fluid is that volume ratio is the miscella of kerosene: vegetable oil=7:3.Great many of experiments shows, this lubricating fluid lubricant effect is best, can reduce the surface roughness of former endoporus profile, the durability that can extend again form tool.
The method for turning of diamond roller carrier former provided by the invention, is characterized in that: add man-hour regular with amesdial swing reading, amplitude of fluctuation is constant, and adds man-hour at half finish turning of former, swings reading will be stabilized in 0.1mm with amesdial; Finish turning processing and the final finish turning of former add man-hour, and with amesdial, swinging reading will be stabilized in 0.003mm.Can meet the requirement of workpiece rotating accuracy like this.
Adopt the method for turning of diamond roller carrier former provided by the invention, the single-piece work time is 6-7.5 hour, compared with prior art, its production efficiency has improved 4-5 doubly, and Product Precision has improved 80% left and right, existing to be applied to the turning processing of various high-precision curve profiles, narrow groove.The method has met the required precision of the high accuracy grinding wheel dressing fixture of creep feed grinding.
Adopt the produced carrier former of the inventive method to manufacture diamond roller, can access high-precision diamond roller, and can be by the moulding of blade blank time processing.Production efficiency is high, and profile precision is high, and interchangeability is good.
Accompanying drawing explanation
Fig. 1 form tool profile figure;
Fig. 2 form tool is installed front view;
Fig. 3 form tool is installed top view;
Fig. 4 adds monitoring cutting in man-hour stressing conditions schematic diagram;
Fig. 5 former profile.
The specific embodiment
Embodiment 1
(1), determining of form tool: the main cutting edge of form tool is a curve, and (its profile figure is shown in Fig. 1) anterior angle is that 0 degree, relief angle are 8 degree, and form tool is to adopt W9Mo3Cr4V high-speed steel to be prepared from.
(2), the installation of form tool: guarantee that form tool installation site is correct, first with magnetic stand, be placed on lathe track, with amesdial centering form tool top base, move left and right the saddle repeated measurement depth of parallelism, will with pad adjust to contour with lathe center till, tighten bolt for tool post until leveling, then adjust perpendicularity and unclamp two fixing nuts of upper slide rest and adjust perpendicularity with swivelling tool-holder angle, the top base of centering form tool and side group face at 0.002mm with interior (form tool is installed front view, top view as shown in Figure 2,3).
(3), Vehicle Processing former:
Half finish turning processing of former: former material selection 45# steel, when rough turn, stay 4mm surplus, then heat-treat modified, blast, hardness is HRC27～30; First, with regular turning tool processing former endoporus, with reference to form tool and drawing, come shape and the size of internal shape to stay 1mm surplus, then adjust the gap of knife rest, planker, gap is the smaller the better, in case produce error.In the time of will noting vehicle face during semifinishing, cutter and former axis direction can not have play, and amesdial swings stable reading and adds monitoring cutting in man-hour stressing conditions schematic diagram as shown in Figure 4 at 0.01mm().
The finish turning processing of former: select the form tool (form tool profile as shown in Figure 1) of same reference numbers according to former drawing figure number, clamping form tool carries out finish turning endoporus profile.Form tool feed motion is single length feed, and lathe will be with manually controlling, and its rotating speed guarantees at 6 revs/min, and the form tool amount of feeding guarantees at 0.03mm, and it is the miscella of kerosene: vegetable oil=7:3 that lubricating fluid adopts volume ratio.Mobile middle carriage starts processing, and amesdial swings stable reading at 0.002mm.After the full car of profile goes out, form tool is unloaded, then with plain grinding, the rake wear of form tool is printed and ground off, assurance cutting edge is sharp, when rake face, in profile, produce some burrs, with oilstone, burr is removed, with tool microscope, carry out after passed examination again, carry out final finish turning processing by form tool is clamping.
Final finish turning processing: first form tool profile and the profile that car is good to good, with range estimation with determine the tram of form tool by the light transmittance of illuminating lamp irradiation form tool and workpiece, guarantee very close to each other, must be identical with former profile shape.Form tool feed motion is single length feed, with manual control machine bed rotating speed, it is 4 revs/min, the form tool amount of feeding guarantees at 0.008mm, with range estimation, see the whether successively discharge of bits of cutting form, if just cannot see and stopping, observe in former type luminosity whether consistent with roughness, and the scale that calculates middle carriage determines that the whether whole cars of whole profile arrive.Add amesdial swing in man-hour stable reading at 0.002mm.Finally not feed after making former turn several circles is unloaded form tool again.Whether rotary chuck, with the circle that amesdial is measured former endoporus beat qualified (qualified mark is that interior circle pulsation form and position tolerance is at φ 0.001mm).Then with universal tool-measuring microscope, check that form tool profile diameter dimension meets figure paper size.After endoporus profile car is good, then car one end face and external diameter, and at end face and the external diameter benchmark annular groove of getting on the bus out, guarantee that endoporus profile center line is coaxial with annular groove and vertical.(as shown in Figure 5)
Claims (4)
1. a method for turning for diamond roller carrier former, is characterized in that, concrete technology flow process is as follows:
(1), determining of form tool: the main cutting edge of form tool is a curve, and anterior angle is that 0 degree, relief angle are 8 degree;
(2), the installation of form tool: centering cutter top base and survey basal plane are in 0.002mm;
(3), Vehicle Processing former:
Half finish turning processing of former: stay 3～5mm surplus when rough turn, then heat-treat modified, blast, hardness is HRC27～30; With regular turning tool processing former endoporus, stay 1～2mm surplus;
The finish turning processing of former: manual control machine bed rotating speed is 6～8 revs/min, and the form tool amount of feeding is 0.02～0.03mm;
Final finish turning processing: manual control machine bed rotating speed is 2～4 revs/min, and the form tool amount of feeding is 0.005～0.01mm;
Half finish turning at former adds man-hour, swings reading will be stabilized in 0.1mm with amesdial; Finish turning processing and the final finish turning of former add man-hour, and with amesdial, swinging reading will be stabilized in 0.003mm.
2. according to the method for turning of diamond roller carrier former described in claim 1, it is characterized in that: described form tool adopts W9Mo3Cr4V high-speed steel to be prepared from.
3. according to the method for turning of diamond roller carrier former described in claim 1 or 2, it is characterized in that: the material of described former is 45# steel.
4. according to the method for turning of diamond roller carrier former described in claim 1 or 2, it is characterized in that: at former finish turning, add and adopt man-hour lubricating fluid lubricated, described lubricating fluid is that volume ratio is the miscella of kerosene: vegetable oil=7:3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210308515.9A CN102909393B (en) | 2012-08-27 | 2012-08-27 | Turning method for diamond roller carrier female die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210308515.9A CN102909393B (en) | 2012-08-27 | 2012-08-27 | Turning method for diamond roller carrier female die |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102909393A CN102909393A (en) | 2013-02-06 |
| CN102909393B true CN102909393B (en) | 2014-09-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210308515.9A Active CN102909393B (en) | 2012-08-27 | 2012-08-27 | Turning method for diamond roller carrier female die |
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| Country | Link |
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| CN (1) | CN102909393B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103551592B (en) * | 2013-05-23 | 2016-03-23 | 沈阳黎明航空发动机(集团)有限责任公司 | A kind of diamond roller cavity surface processing method |
| CN112677045B (en) * | 2020-12-10 | 2022-02-22 | 郑州磨料磨具磨削研究所有限公司 | Diamond roller, preparation device and preparation method |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4606684A (en) * | 1983-02-16 | 1986-08-19 | Mogilevskoe Otdelenie Fiziko-Teknicheskogo Instituta | Method for machining bodies of revolution with use of rotary tool |
| CN2502844Y (en) * | 2001-09-04 | 2002-07-31 | 无锡机床股份有限公司 | Diamond contact roller dressing apparatus for grinder |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3968213B2 (en) * | 2000-10-30 | 2007-08-29 | 株式会社リコー | Processing method for thin cored bar, processing method for fixing roller cored bar for electrophotographic apparatus |
| AT5009U1 (en) * | 2001-05-18 | 2002-02-25 | Plansee Tizit Ag | METHOD FOR TURNING |
| JP2004017216A (en) * | 2002-06-17 | 2004-01-22 | Kobe Steel Ltd | Diamond blade and mirror surface machining method |
-
2012
- 2012-08-27 CN CN201210308515.9A patent/CN102909393B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4606684A (en) * | 1983-02-16 | 1986-08-19 | Mogilevskoe Otdelenie Fiziko-Teknicheskogo Instituta | Method for machining bodies of revolution with use of rotary tool |
| CN2502844Y (en) * | 2001-09-04 | 2002-07-31 | 无锡机床股份有限公司 | Diamond contact roller dressing apparatus for grinder |
Non-Patent Citations (3)
| Title |
|---|
| 851型金刚石滚轮的制作;张妙鑫等;《航空精密制造技术》;19840630(第2期);第43-49页 * |
| 张妙鑫等.851型金刚石滚轮的制作.《航空精密制造技术》.1984,(第2期),第43-49页. |
| 徐湘涛.金刚石修整滚轮技术（上）.《超硬材料工程》.2006,第18卷(第2期),第17-21页. * |
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| CN102909393A (en) | 2013-02-06 |
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Address after: 110043 Dong TA street, Dadong District, Shenyang, Liaoning Province, No. 6 Patentee after: Chinese Hangfa Shenyang Liming Aero engine limited liability company Address before: 110043 Dong TA street, Dadong District, Shenyang, Liaoning Province, No. 6 Patentee before: Liming Aeroplane Engine (Group) Co., Ltd., Shenyang City |
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