CN104842274B - A kind of compound trimmer of super-abrasive grinding wheel cup emery wheel electric spark - Google Patents
A kind of compound trimmer of super-abrasive grinding wheel cup emery wheel electric spark Download PDFInfo
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- CN104842274B CN104842274B CN201510179095.2A CN201510179095A CN104842274B CN 104842274 B CN104842274 B CN 104842274B CN 201510179095 A CN201510179095 A CN 201510179095A CN 104842274 B CN104842274 B CN 104842274B
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- emery wheel
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- trimmer
- cup
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B53/00—Devices or means for dressing or conditioning abrasive surfaces
- B24B53/06—Devices or means for dressing or conditioning abrasive surfaces of profiled abrasive wheels
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- Grinding-Machine Dressing And Accessory Apparatuses (AREA)
- Polishing Bodies And Polishing Tools (AREA)
Abstract
The invention discloses a kind of compound trimmer of super-abrasive grinding wheel cup emery wheel electric spark, including emery wheel, hollow main shaft, conducting slip ring and motor, wherein, emery wheel is connected with hollow main shaft, the conducting slip ring is fixed on inside hollow main shaft, in repairing type, the emery wheel is arranged on and is fixed on the fixed disk of the hollow main shaft end, and repairing type is carried out to object；Repairing type is finished, and during dressing, emery wheel is replaced with red copper electrode, and the red copper electrode is connected with conducting slip ring, to object progress electric spark shaving；The motor is connected with the hollow main shaft, drives hollow main shaft rotation.The problem of device is a kind of trimming device for combining cup emery wheel dressing method and electric spark shaving, and repairing type dressing can not be carried out simultaneously caused by overcoming common finishing mode, and abrasive particle is passivated after finishing.Trimmer leaves pipe thread hole, adapter screw thread snap joint, is internally ventilated with M6 tracheae during work, reaches the effect for blowing afloat cooling and waterproof.
Description
Technical field
The present invention relates to crushing field, especially a kind of super-abrasive grinding wheel cup emery wheel-compound finishing of electric spark
Device.
Background technology
Diamond and cubic boron nitride (CBN) emery wheel are referred to as super-abrasive grinding wheel.Skive be suitable to grinding it is hard,
The high rigidity such as crisp, non-ferrous metal and hard alloy, optical glass, ceramics, jewel, high brittle nonmetallic materials.Super hard abrasive
Crushing technology is the frontier of dressing technique, and dressing technique is developed so far, the series that oneself formation species of dressing tool is enriched
Family, many new dressing tools are high-tech products, and the development of dressing technique tends to high-precision, efficient and automation, to superhard
The finishing of abrasive grinding wheel brings new problem.
Currently used finishing mode has diamond pen dressing method, diamond roller trimming method, ELID dressing methods etc..But this
Several ways can not all obtain good finishing effect.Such as：Diamond pen and diamond roller method can not repairing type dressing simultaneously
Carrying out, emery wheel is not sharp after finishing, and ELID dressing methods equipment is complicated, is only applicable to metal bonded wheel, and for big straight
Footpath Dressing Efficiency of Diamond Grinding is poor.
(1) cup emery wheel dressing method.
Problem above is directed to, the Japanese male professor of village department gram, which is proposed by the use of GC or WA plain wheel, is used as the instrument of practicing Buddhism or Taoism
The method for carrying out correction of the flank shape.Because the emery wheel used is cup, therefore referred to as cup dressing method.
Cup emery wheel dressing method repairs the mechanism of diamond, is mainly split away off in dressing process from cup emery wheel
Impact of the abrasive particle to diamond abrasive grain and bonding agent bridge and abrasive action so as to producing finishing effect.GC Wheel hardness is lower,
The Abrasive Particle Size split away off is bigger, and finishing ratio is higher, but skive surface cut sword density is lower.
The advantages of cup dressing method is repaired：
1. this rely on the abrasive material that come off from GC cup emery wheels in the abrasive action of skive, therefore using it to close
, not only can be with shaping when reality skive is repaired, and dressing simultaneously.And (bonding agent is loose to leachy
Type) for Technique of Vitrified Diamond Wheels, undoubtedly this correcting mechanism and effect are also very good.
2. when normal diamond pen or diamond roller traverse feed finishing super hard abrasive parallel grinding wheel, due to abrasive action
Its bus can be changed into oblique line or convexity, and the dressing technique is using incision method of shipment, without freeing wheel parallel to emery wheel bus
Motion, therefore emery wheel generation bus inclination of being rested and reorganized will not be made caused by abrasion.
(2) the general principle of electric spark shaving is that Metal Substrate super-abrasive grinding wheel is used as cloudy as positive pole, self-made tool electrode
Pole, make to be full of dielectric between emery wheel and tool-electrode, when the gap between emery wheel and tool-electrode is less than discharging gap,
Spark discharge is produced, discharge channel is formed between emery wheel and electrode, spark discharge releases substantial amounts of heat, forms one
Instant therm source acts on emery wheel and electrode surface, makes electrode and grinding wheel bond high temperature melting or even gasifies.
Diamond abrasive grain is effectively exposed, so as to reach the purpose of shaping and dressing.Due to diamond and cube nitrogen
It is non-conductive to change boron super-hard abrasive, so electric discharge can only produce between grinding wheel bond and tool-electrode, is advantageous to superhard abrasive
The protection of grain.Thick truing phase, which increases spark discharge parameter, diamond abrasive grain is carbonized, and enter so as to remove grinding wheel eccentricity amount
Row shaping；Small discharge parameter can make to combine agent material removal so that diamond abrasive grain protrudes wheel face, emery wheel is become cutting edge of a knife or a sword
Profit.
The advantages of electric spark shaving method：
1. in place, restoring on line can be carried out, it is easy to ensure the grinding accuracy of emery wheel；
2. the emery wheel after finishing is sharp keen, grinding force is small；
3. it can conveniently realize to the quick of formed grinding wheel, high accuracy finishing；
4. compared with contact, electric spark shaving uses contactless finishing mode, avoids and is directly connect with super hard abrasive
Touch, protect trimming device, and can be by adjusting discharge parameter selective removal bonding agent and abrasive material.
But there is presently no a kind of trimming device can integrate the excellent of cup emery wheel dressing method and electric spark shaving method
The problem of gesture, repairing type dressing can not be carried out simultaneously caused by solving common finishing mode, and abrasive particle is passivated after finishing.
The content of the invention
It is an object of the invention to provide a kind of super-abrasive grinding wheel cup emery wheel-compound trimmer of electric spark, the device is
A kind of trimming device of cup emery wheel dressing method and electric spark shaving is combined, repairing type caused by overcoming common finishing mode is repaiied
The problem of sharp to carry out simultaneously, and abrasive particle is passivated after finishing.
In order to solve the above technical problems, the technical scheme is that：
A kind of super-abrasive grinding wheel cup emery wheel-compound trimmer of electric spark, including emery wheel, hollow main shaft, conducting slip ring
And motor, wherein, emery wheel is connected with hollow main shaft, and the conducting slip ring is fixed on inside hollow main shaft；When needing to use cup
During shape crushing, the emery wheel is arranged on and is fixed on the fixed disk of the hollow main shaft end, object is repaiied
Type and dressing；When needing to use electric spark shaving, by cup emery wheel with red copper electrode replace, and by the red copper electrode with
Conducting slip ring is connected, and electric spark shaving is carried out to object；The motor is connected with the hollow main shaft, drives hollow main shaft rotation
Turn.
Preferably, the emery wheel is cup emery wheel.
Preferably, the emery wheel is the cup emery wheel with staged external diameter, including big circumference section and small circumference section two
Point, the surface of the big circumference section of the cup emery wheel is used for the external peripheral surface for repairing object, the great circle of the cup emery wheel
The side of all sections is used for the end face for repairing object.
Preferably, the radius of the big circumference section of the cup emery wheel with staged external diameter and the semidiameter of small circumference section
For 5~10mm.
Preferably, the total height of the cup emery wheel with staged external diameter is 15~20mm, and the height of big cylindrical section
Wall thickness of the degree less than object.
Preferably, the conducting slip ring is mercury slip ring.
Preferably, the trimmer is additionally provided with the pipe thread hole for installing ventilation duct.
Preferably, the motor by be arranged at the big belt wheel of hollow main shaft end, be arranged at it is small on motor output shaft
Belt wheel and connection big belt wheel connect with the belt of small pulley.
Preferably, the diameter of the big belt wheel and small pulley ratio is 2:1.
Preferably, the hollow main shaft is arranged on trimmer shell by bearing.
Preferably, the bearing is P4 level precision bearings.
Preferably, the motor is direct current generator.
The present invention advantageous effects be：
1st, the compound trimmer is a kind of compound trimmer for combining cup emery wheel dressing method and electric spark shaving so that
On same trimmer, amendment and the electric spark shaving of cup emery wheel can be realized simultaneously, are overcome common finishing mode and are made
Into repairing type dressing can not carry out simultaneously, and finishing after abrasive particle be passivated the problem of, improve finishing ability.
2nd, the cup freeing wheel with staged external diameter is used in the device, you can repair the excircle of super-abrasive grinding wheel
Surface, super-abrasive grinding wheel side can be repaired again, can reduce grinding force, dressing accuracy is improved, in addition by staged
The structure snd size of the cup freeing wheel of external diameter optimize design so that Dressing Force is more uniform, further increases finishing
Precision.
3rd, the trimmer leaves pipe thread hole, adapter screw thread snap joint, is internally ventilated during work, reached with M6 tracheae
To the effect for blowing afloat cooling and waterproof.
Brief description of the drawings
Fig. 1 is the correcting device structural representation containing the compound trimmer of the present invention；
Fig. 2 is the structural representation of the compound trimmer of the present invention；
Fig. 3 is the structural representation of emery wheel contour detecting platform.
Fig. 4 is the structural representation of control system；
Fig. 5 is Z axis feed accuracy figure；
Fig. 6 is the motion schematic diagram that super-abrasive grinding wheel end face is repaired using staged external diameter freeing wheel；
Fig. 7 is staged external diameter freeing wheel；
Wherein, the 1, second motor, 2, matrix, the 3, first motor, 4, base, 5, trimmer, 6, leading screw, 7, shell, 8, carbon
Piece, 9, compact heap, 10, housing screw, 11, voussoir, 12, cup emery wheel, 12-1, the big circumference section of cup emery wheel, 12-2, cup
The small circumference section of emery wheel, 13, sealing ring, 14, end cap, 15, bearing collar, 16, cylindrical shell, 17, bearing, 18, locking nut,
19th, hollow main shaft, 20, mercury slip ring, 21, big belt wheel, 22, belt, 23, small pulley, the 24, the 3rd motor base, the 25, the 3rd electricity
Machine, 26, emery wheel contour detecting platform, 27, PLC, 28, the super-abrasive grinding wheel being trimmed.
Embodiment
From Fig. 1 and Fig. 4, a kind of peripheral milling super-abrasive grinding wheel cup emery wheel-compound trimming device of electric spark, including
Base 4, Y-axis feed mechanism, Z axis feed mechanism, trimmer 5, emery wheel contour detecting platform 26 and control system；Wherein, the Z
Axle feed mechanism is arranged on the top of the base 4, and Y-axis feed mechanism is arranged on the top of Z axis feed mechanism, the trimmer
5 and emery wheel contour detecting platform 26 be installed on Y-axis feed mechanism, emery wheel contour detecting platform 26 be arranged on trimmer 5 side,
The control system is connected with Z axis feed mechanism, Y-axis feed mechanism and trimmer 5 respectively；The trimmer 5 is cup sand
The compound trimmer of wheel-electric spark.
As shown in Figure 2, the compound trimmer of cup emery wheel-electric spark includes cup emery wheel 12, for making cup emery wheel
The hollow main shaft 19 of 12 rotations and the conducting slip ring 20 being fixed on inside hollow main shaft 19, it is arranged on the end of hollow main shaft 19
Big belt wheel 21, the 3rd motor 25, the small pulley 23 being arranged on the output shaft of the 3rd motor 24 and for fixing the 3rd motor 25
The 3rd motor base 24, small pulley 23 is connected by belt 22 with big belt wheel 21, and hollow main shaft 19 is fixed on by bearing 17
On cylindrical shell 16, hollow main shaft 19 is sealed by end cap 14, bearing collar 15, locking nut 18 and the clamping of sealing ring 13, this
Outside, bearing collar 15 can also play a part of adjusting pretightning force.Conducting slip ring is fixed on inside hollow main shaft, and upper end is fixed,
It is connected by wire with finishing electrode or conductive freeing wheel；
Conducting slip ring 20 can be mercury slip ring or electric brush type slip ring.
The trimmer is additionally provided with the pipe thread hole for installing ventilation duct.
3rd motor 24 is direct current generator.When needing to use cup emery wheel to carry out machine finish, cup emery wheel 12 is installed
On the fixed disk of the end of hollow main shaft 19 is fixed on, repairing type and dressing are carried out to object；Repairing type finishes, when needs make
During with electric spark shaving, cup emery wheel 12 is replaced with red copper electrode, the red copper electrode is connected with conducting slip ring 20, control electricity
Pole and the gap of emery wheel, electric spark shaving is carried out to object.Metallic bond or electroconductive resin bonding agent can also be used
Silicon carbide abrasive emery wheel carries out electric spark and the compound finishing of machinery to object emery wheel as cup-shaped conductive freeing wheel；Hollow master
Axle 19 rotates under the drive of the 3rd motor 25.
It is illustrated in figure 6 the motion schematic diagram using staged external diameter freeing wheel finishing super-abrasive grinding wheel end face, such as Fig. 7
Staged external diameter freeing wheel is shown, emery wheel of the present invention can be the cup emery wheel with staged external diameter as seen from the figure, including
Big circumference section 12-1 and small circumference section 12-2 two parts, wherein the big circumference section 12-1 of cup emery wheel surface a are used to repair mesh
The external peripheral surface of thing 28 is marked, the big circumference section 12-1 of cup emery wheel side b is used for the end face for repairing object 28.
The radius of the big circumference section of cup emery wheel with staged external diameter and the semidiameter of small circumference section are 5~10mm.
The total height of cup emery wheel with staged external diameter is 15~20mm, and the height of big cylindrical section is less than object
Wall thickness.
Z axis feed mechanism includes the first motor 3 and the first screw pair.First motor 3 drives the first screw pair
Move forward and backward.The Y-axis feed mechanism includes the second motor 1 and the second screw pair.Second motor 1 drives feed screw nut edge
Leading screw 6 moves up and down.
As shown in Figure 3, emery wheel contour detecting platform 26 includes shell 7, pressing device and manifolding apparatus, pressing device and multiple
Write device is located at the inside of shell 1, is fixed manifolding apparatus by pressing device.Wherein, manifolding apparatus is carbon plate 8, compresses dress
Put and be connected including compact heap 9, housing screw 10 and voussoir 11, compact heap 9 with housing screw 10, the inclined-plane and compact heap of voussoir 11
9 contacts, the oblique aspectant vertical plane of voussoir 11 contact with the carbon plate 8.By control the direction of motion of housing screw 10 come
Control the clamping of carbon plate 8 and loosen.
As shown in figure 4, the control system is PLC27, control system respectively with the first motor 3, the second motor 1 and
Three motors 25 connect, to control their operation.
The finishing of skive is completed, a set of perfect conditioning system is necessary.According to the specific feelings of cylindrical grinder
Condition, we select a whole set of conditioning system being arranged on guideway of grinding machine, and can be along guide rail adjustment position.Because trimmer 5 is repaired
The motion of skive process trims device 5 has radial feed and tangential motion, therefore the set conditioning system can carry out Y, Z two
The regulation in direction.Because the present apparatus has the characteristics of finishing in place and on-position measure, so emery wheel contour detecting platform 26 is fixed
Moved on trimmer 5, and with trimmer 5 along Y, Z axis.The system can be applied to manual, automatic and numerical control external cylindrical grinding machine super
Hard grind material crushing, it is not required to change existing machine tool structure and system.The type for being trimmed emery wheel can be resinoid bond, pottery
The super-abrasive grinding wheel of porcelain bonding agent and metallic bond.System can be repaired from slightly to the super hard abrasive of Ultra-fine, and emery wheel
Dressing efficiency is high.
The parameter index of trimmer 5：
(1) vertical direction (Y-axis) moves back and forth 1~5m/min of speed；
(2) 200~2000rpm of wheel speed is repaired；
(3) horizontal direction (Z axis) feeding resolution ratio is 1 μm.
Y-axis and Z axis motion can be moved continuously and crawl respectively again.0.1~0.5m/ of continuous motion Z axis speed
Min, 0.1~2m/min of Y-axis speed.Crawl speed Z axis point third gear is respectively 1 μm, 10 μm, 100 μm, and Y-axis point third gear is respectively
10μm、100μm、1mm。
Control system is similar to the CNC system of grinding machine.It can realize that feeding, Z axis move back and forth.Feeding can be divided into upper
Feeding, the next feeding (bottom is defaulted as lower limit), dibit feed three kinds of modes.Feeding number is adjustable, the amount of feeding is also adjustable.Together
When motor steering can be divided into it is positive, reversely, three kinds of modes of commutation.
Trimmer 5 can realize that cup emery wheel dressing method is combined with discharge finishing method.3rd motor 24 drives small pulley 23
Rotate, small pulley 23 drives big belt wheel 21 to rotate by belt 22, speed reducing ratio 1:2.During big belt wheel 21 is fixed by screws in
On empty main shaft 19, clamping is positioned at by locking nut 18, end cap 14 etc..Kinematic mount is used as using P4 levels precision bearing 17.
The end face run-out of cup emery wheel 12 is within 2 μm, range of speeds 100r/min~2000r/min.
For a whole set of update the system, the precision that Y-axis needs is not high, but Z axis precision prescribed is higher.So to Z
Following experiment has been done in the feeding of axle：Detected with Keyemce laser detecting apparatus, Z-direction is continuously advanced 20 steps, often walks 1 μm.
Precision curve is 1 μm as Fig. 5 is shown below, so precision has reached institute as shown in figure 5, the distance between A and B two steps of expression
The value of design.
This conditioning system is also integrated with the function of electric spark shaving.The upper end of mercury slip ring 20 is stuck on hollow main shaft 19, under
End is freely.Upper and lower ends can relatively rotate, and highest supports rotating speed 2000r/min.It is when needing electric spark shaving, conduction is sliding
Ring 20 is powered, and cup emery wheel 12 replaces with red copper electrode, and red copper electrode is connected with conducting slip ring 20, it is possible to realizes electric discharge
Finishing.When cup finishing finishing compound with electric spark shaving, emery wheel 12 can be replaced with metallic bond or electroconductive resin
The silicon carbide abrasive emery wheel of bonding agent can be copper bonding agent as cup-shaped conductive freeing wheel, wherein metallic bond.
After super-abrasive grinding wheel is repaired by cup emery wheel 12, transverse shifting cup emery wheel 12 arrives emery wheel contour detecting platform 26
Position, by emery wheel profile manifolding on the carbon plate 8 of contour detecting platform 26.Make carbon copies principle：Because the quality of carbon plate 8 is softer, so,
Skive can be by being polished carbon plate 8, and the particle outline of skive is duplicated onto carbon plate 8.
The monitor station positioning method is that two sides positions (side and lower surface of matrix), and clamping mode is wedging.Clockwise
Screw 10 is rotatably compressed, housing screw 10 is moved downward so as to drive compact heap 9 to have the trend moved down.Due to the work on inclined-plane
With compact heap 9 extrudes to the right voussoir 11, so as to clamp carbon plate 8.
When repairing 28 outer circumference surface of skive, skive is allowed to rotate first, then to knife.Pass through the second motor
1 rotation find trimmer 5 Y-axis it is reciprocating it is upper with it is the next.The feed motion of Z axis is carried out by the first motor 3.The
The cup emery wheel 12 of three motor 25 rotates, and is in contact with the end face of cup emery wheel 12 with skive bus, cup emery wheel 12 is relative
Tangential reciprocating motion is done in skive, and has feeding along the radial direction of skive, while cup emery wheel 12 rotates
When along emery wheel generatrix direction there is rotation to reach the effect to mill, so as to reach the purpose of finishing.
When repairing linear pattern end surface of diamond grinding wheel, as shown in fig. 6, the freeing wheel 12 of ladder outer diameter shape is along shown in Fig. 6
Direction moves back and forth, and emery wheel 28 is trimmed along the manual Fine Feed in direction shown in Fig. 6, by constantly back and forth reaching finishing with feeding
Effect.
Above-mentioned although the embodiment of the present invention is described with reference to accompanying drawing, not to invention protection domain
Limitation, one of ordinary skill in the art should be understood that on the basis of technical scheme those skilled in the art are not required to
Pay various modifications that creative work can make or deformation is still within the scope of the present invention.
Claims (6)
- A kind of 1. super-abrasive grinding wheel cup emery wheel-compound trimmer of electric spark, it is characterised in that：Including emery wheel, hollow main shaft, Conducting slip ring and motor, wherein, emery wheel is connected with hollow main shaft, and the conducting slip ring is fixed on inside hollow main shaft；When need When using cup emery wheel finishing, the emery wheel is arranged on and is fixed on the fixed disk of the hollow main shaft end, to target Thing carries out repairing type and dressing；When needing to use electric spark shaving, cup emery wheel is replaced with red copper electrode, and by the purple Copper electrode is connected with conducting slip ring, and electric spark shaving is carried out to object；The motor is connected with the hollow main shaft, in drive Empty main shaft rotation；The emery wheel is the cup emery wheel with staged external diameter, including big circumference section and small circumference section two parts, the cup The surface of the big circumference section of emery wheel is used for the external peripheral surface for repairing object, and the side of the big circumference section of the cup emery wheel is used In the end face of finishing object；The radius of the big circumference section of the cup emery wheel with staged external diameter and the semidiameter of small circumference section are 5~10mm；The total height of the cup emery wheel with staged external diameter is 15~20mm, and the height of big cylindrical section is less than object Wall thickness；Trimming device comprising the compound trimmer is arranged on guideway of grinding machine, and can be along guide rail adjustment position；When cup emery wheel finishing finishing compound with electric spark shaving, emery wheel is replaced with into metallic bond or electroconductive resin combines The silicon carbide abrasive emery wheel of agent is copper bonding agent as cup-shaped conductive freeing wheel, wherein metallic bond.
- 2. a kind of super-abrasive grinding wheel cup emery wheel-compound trimmer of electric spark according to claim 1, its feature exist In：The conducting slip ring is mercury slip ring or electric brush type slip ring.
- 3. a kind of super-abrasive grinding wheel cup emery wheel-compound trimmer of electric spark according to claim 1, its feature exist In：The trimmer is additionally provided with the pipe thread hole for installing ventilation duct.
- 4. a kind of super-abrasive grinding wheel cup emery wheel-compound trimmer of electric spark according to claim 1, its feature exist In：The motor is by being arranged at the big belt wheel of hollow main shaft end, the small pulley being arranged on motor output shaft and connection Big belt wheel connects with the belt of small pulley.
- 5. a kind of super-abrasive grinding wheel cup emery wheel-compound trimmer of electric spark according to claim 4, its feature exist In：The diameter of the big belt wheel and small pulley ratio is 2:1.
- 6. a kind of super-abrasive grinding wheel cup emery wheel-compound trimmer of electric spark according to claim 1, its feature exist In：The hollow main shaft is arranged on trimmer shell by bearing.
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| CN201510179095.2A CN104842274B (en) | 2015-04-15 | 2015-04-15 | A kind of compound trimmer of super-abrasive grinding wheel cup emery wheel electric spark |
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| CN201510179095.2A CN104842274B (en) | 2015-04-15 | 2015-04-15 | A kind of compound trimmer of super-abrasive grinding wheel cup emery wheel electric spark |
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| CN104842274B true CN104842274B (en) | 2018-03-09 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106863154B (en) * | 2017-03-02 | 2018-12-07 | 河南摩西机械制造有限公司 | A kind of self radiation type iron pan polishing robot grinding wheel rotating mechanism |
| CN112548858B (en) * | 2020-12-03 | 2022-05-03 | 西安博奥达金刚石工磨具有限公司 | Diamond roller for efficiently finishing CBN grinding wheel and preparation method thereof |
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| CN1117424A (en) * | 1994-10-18 | 1996-02-28 | 北京市电加工研究所 | Composite grinding method with magnetic floating centering function |
| CN2889567Y (en) * | 2006-03-28 | 2007-04-18 | 兰州理工大学 | Boring head for hole processing |
| CN101121250A (en) * | 2007-09-05 | 2008-02-13 | 厦门大学 | Cup type grinding wheel trimming device |
| CN101462243A (en) * | 2007-12-19 | 2009-06-24 | 阿加森机械制造股份有限公司 | Grinding machine with a device for conditioning a grinding wheel and a method of conditioning a grinding wheel |
| JP2015058478A (en) * | 2013-09-17 | 2015-03-30 | 国立大学法人岩手大学 | Discharge truing device |
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- 2015-04-15 CN CN201510179095.2A patent/CN104842274B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1117424A (en) * | 1994-10-18 | 1996-02-28 | 北京市电加工研究所 | Composite grinding method with magnetic floating centering function |
| CN2889567Y (en) * | 2006-03-28 | 2007-04-18 | 兰州理工大学 | Boring head for hole processing |
| CN101121250A (en) * | 2007-09-05 | 2008-02-13 | 厦门大学 | Cup type grinding wheel trimming device |
| CN101462243A (en) * | 2007-12-19 | 2009-06-24 | 阿加森机械制造股份有限公司 | Grinding machine with a device for conditioning a grinding wheel and a method of conditioning a grinding wheel |
| JP2015058478A (en) * | 2013-09-17 | 2015-03-30 | 国立大学法人岩手大学 | Discharge truing device |
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