CN103395002A - In-gas discharge dressing and truing method for large-particle diamond grinding wheel - Google Patents
In-gas discharge dressing and truing method for large-particle diamond grinding wheel Download PDFInfo
- Publication number
- CN103395002A CN103395002A CN2013103141204A CN201310314120A CN103395002A CN 103395002 A CN103395002 A CN 103395002A CN 2013103141204 A CN2013103141204 A CN 2013103141204A CN 201310314120 A CN201310314120 A CN 201310314120A CN 103395002 A CN103395002 A CN 103395002A
- Authority
- CN
- China
- Prior art keywords
- electrode
- grinding wheel
- skive
- emery wheel
- diamond
- 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.)
- Granted
Links
Images
Landscapes
- Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
Abstract
The invention discloses an in-gas discharge dressing and truing method for a large-particle diamond grinding wheel. The method includes: fixing the diamond grinding wheel on a grinding wheel shaft, and fixing a conducting electrode on the horizontal plane; connecting the diamond grinding wheel, the electrode, a graphite brush, a power source and a wire to form a discharge circuit; connecting a positive pole of the power source to the grinding wheel, and connecting a negative pole of the power source to the electrode. When rotating, the diamond grinding wheel linearly reciprocates on the surface of the electrode; metal bond is removed by pulse sparks generated between the electrode and the metal bond of the grinding wheel, so that diamond abrasive particles are edged from the surface of the grinding wheel; spark discharge occurs between the metal bond and whirling conducting chips generated when the edged diamond abrasive particles cut the copper electrode, generated instant high temperature is transmitted to cutting edges of the diamond abrasive particles in contact cutting through the chips, the tips of the cutting edges are pneumatically dressed, and accordingly micro edging, dressing and truing of the grinding wheel are achieved, more effective abrasive particles are generated and efficient grinding of smooth mirrors is achieved.
Description
Technical field
The present invention relates to micro-dressing finishing and Precision Machining field of ultrahard diamond emery wheel, the electric discharge machining in gas dressing that is specifically related to a kind of bulky diamond emery wheel is repaiied neat method.
Background technology
Optics, glass, the contour performance hard brittle material of engineering ceramics have a wide range of applications, and its hardness is higher, and fracture toughness is low, are difficult to processing and are difficult for obtaining high-quality surface.Not only dressing efficiency is low for traditional method for trimming such as abrasive lapping method, diamond pen dressing method and grinding mild steel method, also exists plastic precision and is difficult to control, the problems such as complicated operation.Many new dressing technique occurred in recent years, as methods such as laser reconditioning, electrochemical corrosion finishing, On-line electrolytic dissolution finishings, although improved dressing accuracy, these processing method efficiency are low, and production cost is high, and need unmanageable corrosive liquid.
Adopt oarse-grained metal-base diamond grinding wheel to carry out Precision Mirror Grinding for Ceramics processing to the hard brittle material surface, still, the plastic precision of metal-base diamond grinding wheel is difficult to control, and particularly the diamond grinding wheel dressing of coarseness is very difficult.
Summary of the invention
The object of the invention is to overcome the inefficient shortcoming of machine finish in prior art, provide that a kind of bulky diamond emery wheel of electric discharge machining in gas is micro-to be gone out the sword dressing and repair neat method, can be used for the hard brittle materials such as optical glass, pottery, carbide alloy are carried out to Precision Mirror Grinding for Ceramics processing.The method can effectively improve dressing efficiency, is suitable for dressing and finishing after the passivation of coarseness emery wheel, and is easy to control and do not need grinding fluid, is a kind of method for trimming of environmental protection.
The present invention adopts following technical scheme:
A kind of electric discharge machining in gas dressing of bulky diamond emery wheel is repaiied neat method, comprises the steps:
Skive is fixed on the grinding wheel spindle of lathe, conductive electrode is fixed on horizontal plane, and the conductive electrode short transverse is vertical with the axis direction of grinding wheel spindle; By wire, direct current or the pulse power, skive, electrode and electrographite brush are connected and composed to discharge loop; When rotating with grinding wheel spindle, skive does straight reciprocating motion on the conductive electrode surface.
At first, between emery wheel and conductive electrode, apply the pulse open-circuit voltage, when emery wheel, produce spark discharge during near electrode, make between emery wheel and electrode to occur the spark discharge of noncontact Pulse Electric in air, the metallic bond of emery wheel is removed, make that diamond abrasive grain is micro-goes out sword, form the skive cutting edge, complete the skive dressing;
Then, between emery wheel and electrode, apply continuous off-state voltage, utilize out the diamond abrasive grain after sword to continue the cutting conductive electrode, make to come in contact spark discharge between emery wheel and electrode, produced simultaneously TRANSIENT HIGH TEMPERATURE is delivered to the emery wheel cutting edge by the smear metal of rolling, by the most advanced and sophisticated gasification of described cutting edge equating, complete skive and go out the sword surface and repair together.
Described conductive electrode is the red copper conductive material.
In emery wheel and electrode carry out noncontact and contact the combined discharge dressing process, the rotating speed of skive is 2000～5000 rev/mins, feeding depth is 1～20 micron/every stroke, and feed speed is 100～500 millis m/min, and moving axially spacing is 0.5～5 millimeter;
In described discharge loop, skive connects the positive pole of power supply, and conductive electrode connects the negative pole of power supply.
50～80 volts of described pulse open-circuit voltages, described continuous off-state voltage are 15～30 volts, and the pulse frequency of the described pulse power is 1000～5000Hz, and dutycycle is 30～60%
Described pulse open-circuit voltage is preferably 60V, and described continuous off-state voltage is preferably 24V.
Described skive is comprised of diamond abrasive grain and bronze binding agent, described diamond abrasive granularity is 10～120 orders, concentration is 75～120%, and concentration refers to the diamond content (100% concentration represents that in every cubic centimeter volume, diamond content is 4.4 carats) of emery wheel unit volume.
Described conductive electrode is rectangular electrodes.
The present invention compared with prior art has following advantage:
(1) in 60 deep-sited pulses, rush under voltage, contactless spark discharge occurs between skive and electrode, can produce the Pulse Electric spark of continuous uniform, under 24 volts of DC voltages, between skive and electrode, come in contact the formula spark discharge, can avoid arc discharge, can skive is not burnt.With traditional carborundum oilstone machinery method for trimming, compare, can greatly improve finishing rate (abrasion of skive abrasion/electrode) and dressing efficiency (skive removal amount in the unit interval).
(2) with traditional carborundum oilstone machinery method for trimming, compare, consumption of electrode is few, does not need lapping liquid, is the diamond grinding wheel dressing method of the lower and environmental protection of a kind of cost.
(3) the bulky diamond emery wheel after dressing is repaiied together can be used for the mirror grinding processing of hard brittle material, can obtain the surface of high-quality light cleanliness.
The accompanying drawing explanation
Fig. 1 is the schematic diagram of skive cutter electric discharge machining in gas finishing of the present invention;
Fig. 2 is that electric discharge machining in gas dressing of the present invention is repaiied neat schematic diagram.
The specific embodiment
Below in conjunction with embodiment and accompanying drawing, the present invention is described in further detail, but embodiments of the present invention are not limited to this.
As shown in Figure 1, a kind of electric discharge machining in gas dressing of bulky diamond emery wheel is repaiied neat method, skive 1 is fixed on the grinding wheel spindle 2 of numerically control grinder, conductive electrode 4 is fixed on horizontal plane, and described conductive electrode short transverse is vertical with the axis direction of skive.
By wire 6, skive 1, direct current or the pulse power 5, conductive electrode 4 and electrographite brush 3 are connected and composed to discharge loop; Skive connects the positive pole of power supply in discharge loop, and electrode connects the negative pole of power supply; When skive rotates along with grinding wheel spindle, at electrode surface, do straight reciprocating motion 7.
At first, between emery wheel and electrode, apply the pulse voltage of 50～80V, when emery wheel, produce spark discharge during near electrode, make between skive and electrode and produce the spark discharge of noncontact Pulse Electric, the metallic bond of described emery wheel is removed, make that skive abrasive particle 8 is micro-goes out sword, form the skive cutting edge, reach the purpose of emery wheel dressing;
then, between emery wheel and electrode, apply the DC voltage of 15～30V, utilize out the skive after sword to continue the cutting electrode, make the smear metal of rolling on the rake face of cutting edge and be cemented in diamond abrasive grain metallic bond on every side and further come in contact spark discharge 9, the TRANSIENT HIGH TEMPERATURE that produces is delivered to skive Tool in Cutting blade tip end by the conduction smear metal, as shown in Figure 2, by high-temperature gasification by the most advanced and sophisticated gasification of described cutting edge equating, make gradually bulky diamond Grain protruding height etc. neat, reaching skive goes out the sword surface and repaiies neat purpose, thereby can realize high efficiency smooth mirror surface grinding.
Described skive is done straight reciprocating motion on the conductive electrode surface, with electrode, carries out noncontact and contacts the combined discharge finishing; Grinding wheel speed is 2000～5000 rev/mins, and feeding depth is 1～20 micron, and feed speed is 100～500 millis m/min, and moving axially spacing is 0.5～5 millimeter.While carrying out noncontact spark discharge dressing, open-circuit voltage is 50～80 volts to utilize the pulse power (pulse frequency is 1000～5000Hz, and dutycycle is 30～60%); Utilize dc source to contact spark discharge and repair when neat, open-circuit voltage is 15～30 volts.
Described conductive electrode material is the conductive materials such as red copper.Described skive is comprised of diamond abrasive grain and bronze binding agent, the diamond abrasive granularity is 10～120 orders, concentration is 75～120%, and concentration refers to the diamond content (100% concentration represents that in every cubic centimeter volume, diamond content is 4.4 carats) of emery wheel unit volume.
In the discharge finishing process, if adopt suitable discharge voltage, rotating speed, feeding depth, feed speed and move axially spacing, can effectively improve the dressing efficiency of skive.
Skive (150 millimeters of diameters, thick 2.5 millimeters) 1 is arranged on the grinding wheel spindle 2 of CNC precision grinder (SMRART B818); Rectangular copper electrode (wide 51 millimeters, thick 12.9 millimeters) 4 is fixed on horizontal table, and its short transverse with grinding wheel spindle to vertical; The granularity of skive 1 is 46 orders, and concentration is 100%, and metallic bond is bronze, and rectangular copper electrode 4 is red copper.
By wire 6, skive 1, copper electrode 4, electrographite brush 3, million letter RXN-605D dc sources (or pulse power of permanent prestige science and technology MC-150/10) 5 and wire 6 are connected and composed to discharge loop;
As shown in Figure 1, skive is done straight reciprocating motion 7 on the copper electrode surface, and emery wheel connects positive source, and copper electrode connects power cathode.
At first, between emery wheel and electrode, apply pulse voltage 60V, described pulse frequency is 5000Hz, dutycycle is 50%, make between skive and electrode the spark discharge of noncontact Pulse Electric occurs, thereby the metallic bond of emery wheel is removed, make that diamond abrasive grain 8 is micro-goes out sword, form the skive cutting edge, make that emery wheel is micro-goes out the sword dressing;
Then, between emery wheel and electrode, apply the DC voltage of 24V, utilize out the skive after sword to continue the cutting copper electrode, as shown in Figure 2, make the smear metal of rolling on the rake face of cutting edge and be cemented in diamond abrasive grain metallic bond on every side and further come in contact spark discharge 9, the TRANSIENT HIGH TEMPERATURE that produces is delivered to skive Tool in Cutting blade tip end by the conduction smear metal, by high-temperature gasification, by the most advanced and sophisticated gasification of emery wheel cutting edge equating, makes the boart boart wheel surface repair together.
In skive and electrode carry out noncontact and contact the combined discharge dressing process, grinding wheel speed N=2000r/min, feed speed v
f=200mm/min, feeding depth a=2 μ m, grinding wheel spindle is to moving interval f
z=1mm, pulse power open-circuit voltage are 60V, and the dc source open-circuit voltage is 24V.
As adopt above-mentioned finishing parameter, and can improve crushing efficiency more than 40%, the boart boart wheel surface can be trimmed to smooth profile, is applicable to the Precision Mirror Grinding for Ceramics of hard brittle material.
Above-described embodiment is preferably embodiment of the present invention; but embodiments of the present invention are not limited by the examples; other any do not deviate from change, the modification done under Spirit Essence of the present invention and principle, substitutes, combination, simplify; all should be the substitute mode of equivalence, within being included in protection scope of the present invention.
Claims (6)
1. the electric discharge machining in gas dressing of a bulky diamond emery wheel is repaiied neat method, it is characterized in that, comprises the steps:
Skive is fixed on the grinding wheel spindle of lathe, conductive electrode is fixed on horizontal plane, and the conductive electrode short transverse is vertical with the axis direction of grinding wheel spindle, by wire, direct current or the pulse power, skive, electrode and electrographite brush are connected and composed to discharge loop, when skive rotates with grinding wheel spindle, on the conductive electrode surface, do straight reciprocating motion;
At first, between emery wheel and electrode, apply the pulse open-circuit voltage, make between emery wheel and electrode to occur the spark discharge of noncontact Pulse Electric in air, the metallic bond of emery wheel is removed, make that diamond abrasive grain is micro-goes out sword, form the skive cutting edge, complete the boart boart wheel surface and go out the sword dressing;
Then, between emery wheel and electrode, apply continuous off-state voltage, utilize out the diamond abrasive grain after sword to continue the cutting conductive electrode, make to come in contact spark discharge between emery wheel and electrode, produced simultaneously TRANSIENT HIGH TEMPERATURE is delivered to the emery wheel cutting edge by the smear metal of rolling, by the most advanced and sophisticated gasification of described cutting edge equating, complete the boart boart wheel surface and repair together.
2. method according to claim 1, is characterized in that, described conductive electrode is the red copper conductive material.
3. method according to claim 1, is characterized in that, described skive is comprised of diamond abrasive and bronze binding agent, and described diamond abrasive granularity is 10～120 orders.
4. method according to claim 1, it is characterized in that, in emery wheel and electrode carry out noncontact and contact the combined discharge dressing process, the rotating speed of described skive is 2000～5000 rev/mins, feeding depth is 1～20 micron/every stroke, feed speed is 100～500 millis m/min, and moving axially spacing is 0.5～5 millimeter.
5. method according to claim 1, is characterized in that, in described discharge loop, skive connects the positive pole of power supply, and conductive electrode connects the negative pole of power supply.
6. method according to claim 1, is characterized in that, 50～80 volts of described pulse open-circuit voltages, described continuous off-state voltage are 15～30 volts, and the pulse frequency of the described pulse power is 1000～5000Hz, and dutycycle is 30～60%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310314120.4A CN103395002B (en) | 2013-07-24 | 2013-07-24 | A kind of electric discharge machining in gas dressing of bulky diamond emery wheel repaiies neat method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310314120.4A CN103395002B (en) | 2013-07-24 | 2013-07-24 | A kind of electric discharge machining in gas dressing of bulky diamond emery wheel repaiies neat method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103395002A true CN103395002A (en) | 2013-11-20 |
| CN103395002B CN103395002B (en) | 2016-01-06 |
Family
ID=49558826
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310314120.4A Active CN103395002B (en) | 2013-07-24 | 2013-07-24 | A kind of electric discharge machining in gas dressing of bulky diamond emery wheel repaiies neat method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103395002B (en) |
Cited By (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103753398A (en) * | 2014-01-21 | 2014-04-30 | 华侨大学 | Method for shaping superhard abrasive particle grinding tool |
| CN103770006A (en) * | 2014-01-22 | 2014-05-07 | 西安工业大学 | Method for finishing diamond grinding wheel by utilizing electric spark, as well as disc-shaped electrode and device adopted |
| CN104493719A (en) * | 2015-01-07 | 2015-04-08 | 常州工学院 | Diamond rotation body grinding wheel line electrode discharging and turning compound dressing method and device |
| CN104547248A (en) * | 2015-01-02 | 2015-04-29 | 袁福德 | Medicine for treating orthopedic disease, preparation method, test method and application of medicine |
| CN104742002A (en) * | 2015-03-19 | 2015-07-01 | 华南理工大学 | Intelligent grinding device for short chip removing and cooling by means of pulse electric smelting |
| CN105458930A (en) * | 2015-12-28 | 2016-04-06 | 华南理工大学 | Leveling and aligning device and method for point of micro abrasive particle protruding edge of rough diamond abrasion wheel |
| CN105522237A (en) * | 2016-02-04 | 2016-04-27 | 哈尔滨工业大学 | Online electrospark sharpening method of metal base grinding wheel in reactive sintering SiC ceramic grinding process |
| CN107243837A (en) * | 2017-07-20 | 2017-10-13 | 江苏省艾格森数控设备制造有限公司 | The electric discharge dressing dressing machine and its shaping dressing method of boart boart rod |
| CN107520753A (en) * | 2017-09-13 | 2017-12-29 | 华南理工大学 | The pulsed discharge dressing parameter and kinematic parameter control method of the micro- abrasive particle equating of emery wheel |
| CN108161743A (en) * | 2018-01-30 | 2018-06-15 | 深圳大学 | The discharge finishing screeding device and method of brait grinding wheel |
| CN108161148A (en) * | 2018-01-30 | 2018-06-15 | 深圳大学 | The electric discharge finishing apparatus in place and method of a kind of milling head |
| CN108177030A (en) * | 2018-01-30 | 2018-06-19 | 华南理工大学 | A kind of mirror grinding method of brait grinding wheel |
| CN109732786A (en) * | 2019-01-18 | 2019-05-10 | 广东奔朗新材料股份有限公司 | A kind of big plate cold pressing dry diamond saw blade cut of base of ceramic tile |
| CN110340739A (en) * | 2019-07-05 | 2019-10-18 | 华南理工大学 | A kind of smooth method for grinding of metal based on heating power control |
| WO2019242782A1 (en) * | 2018-06-22 | 2019-12-26 | 华南理工大学 | Micro-scale abrasive grain levelling parameter online precision control method |
| CN114453907A (en) * | 2022-01-17 | 2022-05-10 | 河南科技大学 | Grinding device and grinding method for inner and outer ring channels of bearing |
| CN114603485A (en) * | 2022-03-08 | 2022-06-10 | 湖南科技大学 | Metal bond grinding wheel microwave direct dressing method and device |
| CN114654383A (en) * | 2022-04-18 | 2022-06-24 | 湖南大学 | Precise trimming method for concave arc metal bond diamond grinding wheel |
| CN116372811A (en) * | 2023-03-17 | 2023-07-04 | 江苏飞象数控设备有限公司 | Grinding wheel dressing device and dressing method for centerless grinding machine |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090186558A1 (en) * | 2008-01-23 | 2009-07-23 | Fujifilm Corporation | Grinding method, grinding device and electrode therefor |
| CN102490121A (en) * | 2011-11-24 | 2012-06-13 | 华南理工大学 | Method for finishing V-shaped sharp angle of metal-base diamond grinding wheel by electrical discharge grinding in gas |
| CN102773803A (en) * | 2012-08-17 | 2012-11-14 | 哈尔滨工业大学 | Precise finishing method of large abrasive grain diamond grinding wheel |
-
2013
- 2013-07-24 CN CN201310314120.4A patent/CN103395002B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090186558A1 (en) * | 2008-01-23 | 2009-07-23 | Fujifilm Corporation | Grinding method, grinding device and electrode therefor |
| CN102490121A (en) * | 2011-11-24 | 2012-06-13 | 华南理工大学 | Method for finishing V-shaped sharp angle of metal-base diamond grinding wheel by electrical discharge grinding in gas |
| CN102773803A (en) * | 2012-08-17 | 2012-11-14 | 哈尔滨工业大学 | Precise finishing method of large abrasive grain diamond grinding wheel |
Non-Patent Citations (1)
| Title |
|---|
| 蔡兰蓉: "雾状介质中放电修整金刚石砂轮技术及机理研究", 《中国博士学位论文全文数据库 工程科技Ⅰ辑》, no. 04, 15 April 2011 (2011-04-15), pages 9 * |
Cited By (30)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103753398A (en) * | 2014-01-21 | 2014-04-30 | 华侨大学 | Method for shaping superhard abrasive particle grinding tool |
| CN103770006A (en) * | 2014-01-22 | 2014-05-07 | 西安工业大学 | Method for finishing diamond grinding wheel by utilizing electric spark, as well as disc-shaped electrode and device adopted |
| CN104547248A (en) * | 2015-01-02 | 2015-04-29 | 袁福德 | Medicine for treating orthopedic disease, preparation method, test method and application of medicine |
| CN104493719B (en) * | 2015-01-07 | 2017-01-18 | 常州工学院 | Diamond rotation body grinding wheel line electrode discharging and turning compound dressing method and device |
| CN104493719A (en) * | 2015-01-07 | 2015-04-08 | 常州工学院 | Diamond rotation body grinding wheel line electrode discharging and turning compound dressing method and device |
| US9687952B2 (en) | 2015-03-19 | 2017-06-27 | South China University Of Technology | Intelligent grinding device for short pulse electrical melt chip removal cooling |
| WO2016145926A1 (en) * | 2015-03-19 | 2016-09-22 | 华南理工大学 | Intelligent grinding device for short-pulse electric-smelting chip removing and cooling |
| CN104742002A (en) * | 2015-03-19 | 2015-07-01 | 华南理工大学 | Intelligent grinding device for short chip removing and cooling by means of pulse electric smelting |
| CN105458930A (en) * | 2015-12-28 | 2016-04-06 | 华南理工大学 | Leveling and aligning device and method for point of micro abrasive particle protruding edge of rough diamond abrasion wheel |
| CN105458930B (en) * | 2015-12-28 | 2017-08-25 | 华南理工大学 | Neat method is repaiied in a kind of sophisticated equating of micro- grit protrusion of brait emery wheel |
| CN105522237A (en) * | 2016-02-04 | 2016-04-27 | 哈尔滨工业大学 | Online electrospark sharpening method of metal base grinding wheel in reactive sintering SiC ceramic grinding process |
| CN105522237B (en) * | 2016-02-04 | 2018-01-30 | 哈尔滨工业大学 | A kind of metal base grinding wheel online electric spark dressing method during reaction-sintering SIC ceramic grinding |
| CN107243837A (en) * | 2017-07-20 | 2017-10-13 | 江苏省艾格森数控设备制造有限公司 | The electric discharge dressing dressing machine and its shaping dressing method of boart boart rod |
| CN107520753B (en) * | 2017-09-13 | 2019-05-14 | 华南理工大学 | The pulsed discharge dressing parameter and kinematic parameter control method of the micro- abrasive grain equating of grinding wheel |
| CN107520753A (en) * | 2017-09-13 | 2017-12-29 | 华南理工大学 | The pulsed discharge dressing parameter and kinematic parameter control method of the micro- abrasive particle equating of emery wheel |
| CN108161743A (en) * | 2018-01-30 | 2018-06-15 | 深圳大学 | The discharge finishing screeding device and method of brait grinding wheel |
| CN108161148A (en) * | 2018-01-30 | 2018-06-15 | 深圳大学 | The electric discharge finishing apparatus in place and method of a kind of milling head |
| CN108177030A (en) * | 2018-01-30 | 2018-06-19 | 华南理工大学 | A kind of mirror grinding method of brait grinding wheel |
| WO2019242782A1 (en) * | 2018-06-22 | 2019-12-26 | 华南理工大学 | Micro-scale abrasive grain levelling parameter online precision control method |
| CN109732786B (en) * | 2019-01-18 | 2022-05-03 | 广东奔朗新材料股份有限公司 | Diamond saw blade for dry cutting of ceramic tile large plate cold pressing blank |
| CN109732786A (en) * | 2019-01-18 | 2019-05-10 | 广东奔朗新材料股份有限公司 | A kind of big plate cold pressing dry diamond saw blade cut of base of ceramic tile |
| CN110340739A (en) * | 2019-07-05 | 2019-10-18 | 华南理工大学 | A kind of smooth method for grinding of metal based on heating power control |
| CN110340739B (en) * | 2019-07-05 | 2021-08-06 | 华南理工大学 | Metal smooth grinding method based on thermal control |
| CN114453907A (en) * | 2022-01-17 | 2022-05-10 | 河南科技大学 | Grinding device and grinding method for inner and outer ring channels of bearing |
| CN114453907B (en) * | 2022-01-17 | 2024-01-30 | 河南科技大学 | Grinding device and grinding method for inner ring and outer ring channels of bearing |
| CN114603485A (en) * | 2022-03-08 | 2022-06-10 | 湖南科技大学 | Metal bond grinding wheel microwave direct dressing method and device |
| CN114603485B (en) * | 2022-03-08 | 2023-02-17 | 湖南科技大学 | Metal bond grinding wheel microwave direct dressing method and device |
| CN114654383A (en) * | 2022-04-18 | 2022-06-24 | 湖南大学 | Precise trimming method for concave arc metal bond diamond grinding wheel |
| CN116372811A (en) * | 2023-03-17 | 2023-07-04 | 江苏飞象数控设备有限公司 | Grinding wheel dressing device and dressing method for centerless grinding machine |
| CN116372811B (en) * | 2023-03-17 | 2023-10-20 | 江苏飞象数控设备有限公司 | Grinding wheel dressing device and dressing method for centerless grinding machine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103395002B (en) | 2016-01-06 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103395002B (en) | A kind of electric discharge machining in gas dressing of bulky diamond emery wheel repaiies neat method | |
| US9687952B2 (en) | Intelligent grinding device for short pulse electrical melt chip removal cooling | |
| CN204413769U (en) | A kind of three-D ultrasonic vibration ELID internal grinding experimental provision | |
| EP0576937A2 (en) | Apparatus for mirror surface grinding | |
| CN103802039B (en) | A kind of concave curved surface super-abrasive grinding wheel laser finishing device and method | |
| Lu et al. | Study on micro-topographical removals of diamond grain and metal bond in dry electro-contact discharge dressing of coarse diamond grinding wheel | |
| CN103770006A (en) | Method for finishing diamond grinding wheel by utilizing electric spark, as well as disc-shaped electrode and device adopted | |
| CN102490121A (en) | Method for finishing V-shaped sharp angle of metal-base diamond grinding wheel by electrical discharge grinding in gas | |
| CN108177030A (en) | A kind of mirror grinding method of brait grinding wheel | |
| CN103341822B (en) | Based on surfacing method and the equipment thereof of two electrolysis | |
| US8070933B2 (en) | Electrolytic microfinishing of metallic workpieces | |
| CN204584931U (en) | A kind of Intelligent grinding turning device of short pulse electric smelting chip removal cooling | |
| CN103624684A (en) | Electrospark trimming device for metal binding agent superabrasive formed grinding wheel for sawtooth processing | |
| CN102019585B (en) | Method for precisely finishing V-shaped sharp corner of diamond grinding wheel based on numerical control mutual wear molding | |
| Srivastava | Review of dressing and truing operations for grinding wheels | |
| CN111497035A (en) | PCD cutter for realizing milling instead of grinding, preparation method and application thereof | |
| CN114654383B (en) | Precise trimming method for concave arc metal bond diamond grinding wheel | |
| CN101817159A (en) | Parts surface grinding and polishing method by electric spark at flexible electrode and system thereof | |
| CN105522237B (en) | A kind of metal base grinding wheel online electric spark dressing method during reaction-sintering SIC ceramic grinding | |
| Xu et al. | Laminated manufacturing and milling electrical discharge dressing of metal-bonded diamond grinding wheels | |
| Xu et al. | Mist-jetting electrical discharge dressing (MEDD) of nonmetal bond diamond grinding wheels using conductive coating | |
| CN114406372B (en) | Self-discharge auxiliary processing device and processing method for weakly conductive material and application of self-discharge auxiliary processing device and processing method | |
| Gołabczak et al. | Studies of electrodischarge and electrochemical system for dressing of metal bond grinding wheels | |
| CN203495765U (en) | Surface grinding equipment based on dual electrolysis action | |
| Iwai et al. | Electrical Discharge Truing of a Vitrified Bonded Superabrasive Wheel with Electrical Conductivity |
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 |