CN109318064A - Ultrasonic plane grinding method and system with double vibration reduction and double sealing of flange plate - Google Patents
Ultrasonic plane grinding method and system with double vibration reduction and double sealing of flange plate Download PDFInfo
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- CN109318064A CN109318064A CN201811333012.0A CN201811333012A CN109318064A CN 109318064 A CN109318064 A CN 109318064A CN 201811333012 A CN201811333012 A CN 201811333012A CN 109318064 A CN109318064 A CN 109318064A
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- amplitude transformer
- vibration
- knife handle
- ring flange
- abrasive disc
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- 238000000227 grinding Methods 0.000 title claims abstract description 66
- 238000007789 sealing Methods 0.000 title claims abstract description 15
- 238000000034 method Methods 0.000 title claims description 14
- 210000004907 gland Anatomy 0.000 claims abstract description 26
- 238000002955 isolation Methods 0.000 claims abstract description 14
- 230000005540 biological transmission Effects 0.000 claims abstract description 10
- 230000000694 effects Effects 0.000 claims abstract description 10
- 238000012545 processing Methods 0.000 claims abstract description 10
- 239000000565 sealant Substances 0.000 claims abstract description 8
- -1 polytetrafluoroethylene Polymers 0.000 claims abstract description 7
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims abstract description 7
- 239000004810 polytetrafluoroethylene Substances 0.000 claims abstract description 7
- 238000005452 bending Methods 0.000 claims abstract description 6
- 238000013461 design Methods 0.000 claims description 23
- 238000013016 damping Methods 0.000 claims description 20
- 239000000919 ceramic Substances 0.000 claims description 7
- 239000002173 cutting fluid Substances 0.000 claims description 7
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 6
- 229910052802 copper Inorganic materials 0.000 claims description 6
- 239000010949 copper Substances 0.000 claims description 6
- 125000004122 cyclic group Chemical group 0.000 claims description 6
- 238000013459 approach Methods 0.000 claims description 5
- 239000000428 dust Substances 0.000 claims description 5
- 239000012530 fluid Substances 0.000 claims description 4
- 238000009413 insulation Methods 0.000 claims description 4
- 230000035939 shock Effects 0.000 claims description 4
- 230000006698 induction Effects 0.000 claims description 3
- 230000008595 infiltration Effects 0.000 claims description 3
- 238000001764 infiltration Methods 0.000 claims description 3
- 241001484259 Lacuna Species 0.000 claims description 2
- 238000009792 diffusion process Methods 0.000 claims description 2
- 208000020442 loss of weight Diseases 0.000 claims description 2
- 238000012856 packing Methods 0.000 claims description 2
- BFKJFAAPBSQJPD-UHFFFAOYSA-N tetrafluoroethene Chemical compound FC(F)=C(F)F BFKJFAAPBSQJPD-UHFFFAOYSA-N 0.000 claims description 2
- 239000002131 composite material Substances 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 4
- 238000003754 machining Methods 0.000 description 3
- 239000003110 molding sand Substances 0.000 description 3
- 238000004080 punching Methods 0.000 description 3
- 238000002604 ultrasonography Methods 0.000 description 3
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000003672 processing method Methods 0.000 description 2
- 230000002463 transducing effect Effects 0.000 description 2
- 230000002929 anti-fatigue Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 238000009510 drug design Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000005304 optical glass Substances 0.000 description 1
- 238000010422 painting Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 230000008093 supporting effect Effects 0.000 description 1
Classifications
-
- 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
- B24B1/00—Processes of grinding or polishing; Use of auxiliary equipment in connection with such processes
- B24B1/04—Processes of grinding or polishing; Use of auxiliary equipment in connection with such processes subjecting the grinding or polishing tools, the abrading or polishing medium or work to vibration, e.g. grinding with ultrasonic frequency
-
- 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
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/007—Weight compensation; Temperature compensation; Vibration damping
-
- 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
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/04—Headstocks; Working-spindles; Features relating thereto
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
Abstract
The invention discloses an ultrasonic plane grinding system with a flange plate having double vibration reduction and double sealing, wherein an annular groove, a pin hole and a vibration isolation groove are formed on the flange plate of an amplitude transformer, an O-shaped sealing ring in the annular groove is used for sealing when the flange plate is matched with the inner side of a tool handle, a pin is fixedly arranged in the pin hole on one side of the flange and is matched with the pin hole on the tool handle, the rotation of the amplitude transformer is prevented, and the vibration isolation groove weakens the transmission of the vibration of the amplitude transformer to the flange plate. A polytetrafluoroethylene gasket is added between the gland and the amplitude transformer flange, so that the vibration of the flange is prevented from being transmitted to the cutter handle through the gland nut, and during assembly, sealant is coated on the end face and the threads of the gland, so that the sealing effect is further enhanced. The grinding wheel disc is fixed at the front end of the amplitude transformer through the screw cap, and the composite ultrasonic vibration of longitudinal-bending, longitudinal-twisting, radial-twisting and the like of the grinding wheel disc can be realized according to different amplitude transformer forms. The invention greatly reduces or eliminates the influence of the vibration of the amplitude transformer on the ultrasonic knife handle, and indirectly enlarges the application range of the ultrasonic auxiliary processing.
Description
Technical field:
It is the present invention relates to a kind of ultrasonic vibrating machining equipment, in particular to a kind of that there is double vibration dampings and double containment with ring flange
Ultrasonic plane grinding method and system.
Background technique:
As the hard brittle material that optical glass, advanced ceramics and its composite material are representative is in aerospace, automobile manufacture, medical treatment
The application in the fields such as instrument is more and more wider, and advantage of the Ultrasonic machining technology in terms of hard brittle material processing is also more and more obvious.It is super
Acoustic vibration processing is that the cutter or workpiece on the basis of the processing methods such as conventional cutting, grinding, drilling pair impose high-frequency vibration
And the processing technology formed.Its application is more and more wider, and secondary process type is more and more.Experiment shows in ultrasonic vibration aided grinding shape
Under formula, surface to be machined can obtain preferable surface microstructure, high machining accuracy, good surface quality and superior
Anti-fatigue performance, and extend the service life of grinding wheel.
Summary of the invention:
The technical problems to be solved by the present invention are: overcoming the theory and practice of existing ultrasound products sound system design of node not
The contradiction met, theoretically, node/section disk are that a point or a line do not generate any vibration, actually rigid due to supporting
Property require, section disk must be a face or an individual, and the vibration for saving disk is inevitable).To avoid the vibration of section disk from being transmitted to knife
On handle, cause knife handle in conjunction with main shaft after influence of the vibration to main shaft precision, the present invention, which provides, a kind of has double vibration dampings and double density
The ultrasonic plane grinding system of function is sealed, greatly reduces influence of the luffing vibration of bar to ultrasonic knife handle, guarantees machine tool chief axis
Precision, while expanding the practicability and stability of rotary ultrasonic grinding.
The technical scheme is that
A kind of ring flange has the ultrasonic plane grinding method of double vibration dampings and double containment, comprising the following steps:
A, it is designed according to local resonance design theory: when the ratio between the amplitude transformer end diameter that diameter and its of abrasive disc assemble
When greater than 10:3, a certain intrinsic eigenfrequency of big abrasive disc is calculated as the resonance frequency of amplitude transformer and transducer designs
The frequency of amplitude transformer and transducer combinations is calculated abrasive disc as the design frequency of abrasive disc by the geometric dimension of amplitude transformer
Geometric dimension, the vibrational system formed at this time, abrasive disc is to approach the natural frequency vibration near resonance frequency；According to luffing
The different form of bar, big abrasive disc show that longitudinal direction-bending, bending-torsion, longitudinal direction-be radial, vertical-to turn round-curved, diameter-torsion-vertical two
The complex vibration of dimension or more；Big abrasive disc is connect with amplitude transformer by large area clamping nut；
B, it is various forms of multiple to form above-mentioned grinding wheel to open up helicla flute using straight-bar or cone bar on it as needed for amplitude transformer
Vibration is closed, ring flange is set at vibration nodal point, using fastening bolt by back shroud, piezoelectric ceramic piece, copper electrode piece and amplitude transformer
It links together, energy converter and amplitude transformer is made to be integrally formed formula vibration unit；
C, annular groove is opened up in ring flange and energy converter connecting side, places O-ring seal, while opening up pin on ring flange and knife handle
Hole cooperates pin and flange tight fit with the interporal lacuna on knife handle, so that amplitude transformer rotation when compressing is prevented, in flange
The disk other side opens up shock insulation slot, is transmitted so that luffing vibration of bar is isolated to ring flange；
D, amplitude transformer ring flange and ultrasonic knife handle tight fit inside, add cyclic polytetrafluoroethylene between gland and ring flange
Washer and amplitude transformer are fixed in knife handle by washer by gland, and the vibration of luffing rod end surface is mainly isolated in the effect of washer
It is transmitted by gland to knife handle；Sealant is applied between gland screw thread and cutter hub screw thread and gland end face when assembly, by knife handle
Gap between gland end face, screw thread is sealed, to prevent to the intracavitary infiltration of cutter hub；It is wirelessly transferred disk and energy converter phase
Even, assembly and knife handle outside.
Big abrasive disc grinding end face along the circumferential direction offers uniformly distributed notch, convenient for the row of cutting fluid and abrasive dust when grinding
Out, hollow processing is carried out at abrasive disc web, is flowed into the timely diffusion with grinding heat to grinding area convenient for grinding fluid, is also made sand
Wheel disc loss of weight.
Non resonant design theory can make abrasive disc and amplitude transformer group by adjusting amplitude transformer or the structure size of abrasive disc
At vibrational system resonance in certain first natural frequency of abrasive disc, to reach better vibrating effect.
Vibration isolation slot is opened up simultaneously in ring flange two sides and places the annular groove of O-ring seal, and two vibration isolation slots weaken amplitude transformer
Vibration to the radial direction of ring flange transmit；Add and sets O-ring seal both and prevent the grinding fluid from flange gap to the intracavitary infiltration of cutter hub
Leakage, and contact of the vibration of flange along cutter hub with flange is prevented to transmit towards cutter hub, play the role of damping vibration-isolating；Ring flange with
Cyclic polytetrafluoroethylene washer, propagation of the vibration of isolation flange disk along clamp nut to knife handle, thus most are added among gland
Weaken influence of the luffing vibration of bar to knife handle in big degree, guarantees that main shaft precision itself is not affected, while in gland
Sealant is applied on the end face of nut and screw thread and between cutter hub screw thread, further strengthens sealing effect, reaches reliable vibration damping
With the function of sealing.
It needs to open up pin hole on the inside of ultrasonic knife handle, passes through the pin hole on the pin and knife handle that are fixed on amplitude transformer ring flange
Cooperation, the rotation of amplitude transformer when preventing clamp nut from compressing；It is wirelessly transferred disk and knife handle is carried out and is interference fitted, in conjunction with knife handle
Place's punching, connect induction coil with energy converter.
A kind of ring flange has the ultrasonic plane grinding system of double vibration dampings and double containment, including grinding wheel, amplitude transformer, transducing
Device, ultrasonic knife handle and wireless transmission disk, it is characterized in that: using fastening bolt by back shroud, piezoelectric ceramic piece, copper electrode piece and change
Width bar links together, and the energy converter and amplitude transformer is made to be integrally formed formula vibration unit；Flange is provided in the amplitude transformer
The connecting side of disk, the ring flange and the energy converter opens up annular groove, for placing O-ring seal, the ring flange it is another
Side opens up shock insulation slot, and the vibration isolation slot is corresponding with the annular groove, opens up pin hole on the ring flange and ultrasonic knife handle, the two passes through
Pin is connected, the energy converter and amplitude transformer are located in the inner cavity of the ultrasonic knife handle, and the small end of the amplitude transformer is provided with
Thread segment is provided with cyclic polytetrafluoroethylene washer and gland nut, the thread segment, tetrafluoroethene pad on the inside of the thread segment
Sealant is applied on the end face of circle and gland nut, carries out clearance seal, the wireless transmission disk is connected with energy converter, is assemblied in institute
The outside of ultrasonic knife handle is stated, the outside of the thread segment is fixedly connected by pressure cap with grinding wheel.
Be designed according to local resonance design theory: when the amplitude transformer end diameter that diameter and its of abrasive disc assemble it
When than being greater than 10:3, it can come a certain intrinsic eigenfrequency of big abrasive disc as the resonance frequency of amplitude transformer and transducer designs
The geometric dimension of amplitude transformer is calculated, or the frequency of amplitude transformer and transducer combinations is calculated as the design frequency of abrasive disc
The geometric dimension of abrasive disc, the vibrational system formed at this time, abrasive disc is to approach the natural frequency vibration near resonance frequency；Root
According to the different form of amplitude transformer, big abrasive disc shows that longitudinal direction-bending, bending-torsion, longitudinal direction-be radial, vertical-torsion-curved, diameter-
Turn round-indulge the complex vibration of equal bidimensionals or more.
The grinding wheel is butterfly-type, bowl-type or cup type；The disk of the grinding wheel is hollow out or non-hollow out, and the amplitude transformer is circle
Column or circular cone open up in the amplitude transformer and do not open up helicla flute or threaded hole in helicla flute or threaded hole or the amplitude transformer.
Uniformly distributed notch is along the circumferential direction offered on the grinding end face of the grinding wheel, cutting fluid and abrasive dust when facilitating grinding
It is discharged, does not offer uniformly distributed notch on the grinding end face of the grinding wheel along the circumferential direction, reduce difficulty of processing.
The packing washer makes the O-ring seal and the ultrasonic knife handle tight fit inside, thus play sealing every
Bestir oneself use, prevents cutting fluid from penetrating into；The wireless transmission disk and ultrasonic knife handle, which are carried out, to be interference fitted, and with ultrasonic knife handle junction
Punching, connect induction coil with energy converter.
The beneficial effects of the present invention are:
1, the present invention is designed ultrasonic plane grinding system using non resonant design theory, can be to avoid complete by whole system
Bring complexity when resonance designs simplifies the design of resonator system, keeps the vibration of abrasive disc more ideal.
2, the present invention, which uses, opens up double vibration isolation slots and addition O-ring seal, ring washer and clamp nut painting waterproof sealing
The mode of glue realizes the function of double vibration dampings and double containment, to greatly reduce or eliminate luffing vibration of bar to ultrasonic knife handle
Influence, that is, avoid knife handle tapering or blind rivet and vibrate influence to machine tool chief axis.To the reliability of ultrasonic wave added processing method
And stability has very big meaning, indirectly expands the scope of application of ultrasonic wave added processing.
3, the present invention has rational design, realizes the ultrasonic wave added vibration grinding of large-scale abrasive disc, compact-sized, reality easy to spread
It applies, it is with good economic efficiency.
Detailed description of the invention:
Fig. 1 is ultrasonic plane grinding system assembling schematic diagram；
Fig. 2 is ultrasonic plane grinding system perspective view of the explosion；
Fig. 3 is straight rod type longitudinal vibration amplitude transformer half-section diagram；
Fig. 4 is the shaped grooved abrasive disc schematic diagram of plane hollow out；
Fig. 5 is the non-hollow out unslotted molding sand wheel disc of butterfly；
Fig. 6 is pyramid type Hybrid transducer amplitude transformer schematic diagram；
Fig. 7 is the non-hollow out unslotted molding sand wheel disc of cup type；
Fig. 8 is cup type hollow out unslotted molding sand wheel disc.
Specific embodiment:
Embodiment: referring to Fig. 1-Fig. 8, in figure, 1- is wirelessly transferred disk, 2- ultrasound knife handle, 3-O type sealing ring, 4- pin, 5- transducing
Device, 6- amplitude transformer, 7- washer, 8- gland nut, 9- grinding wheel, 10- pressure cap, 11- annular groove/vibration isolation slot, 12- pin hole, 13- vibration isolation
Slot.
Ultrasonic vibration amplitude transformer is made of energy converter 5, amplitude transformer 6, and fastening bolt is electric by back shroud, piezoelectric ceramic piece, copper
Pole piece and amplitude transformer 6 link together, and energy converter 5 and amplitude transformer 6 is made to constitute ultrasonic vibration amplitude transformer.It, need to be by rear cover when assembly
Plate, piezoelectric ceramic piece, copper electrode piece carry out acetone cleaning, guarantee the cleanliness of joint face.
Annular groove 11 is opened up on 6 ring flange of amplitude transformer and places O-ring seal 3, and pin hole 12 assembles pin 4, in amplitude transformer 6
When assembling with ultrasonic knife handle 2, the pretightning force of gland nut 8 need to be accurately controlled, guarantees to flank in O-ring seal 3 and ultrasonic knife handle 2
Contacting surface is fitted close, and reaches the double effects of sealing and positioning, at the same the end face and screw thread of cutter hub screw thread and gland nut 8 it
Between apply sealant, be further ensured that the effect of sealing；Pin hole on pin 4 and flange used win to cooperate, pin 4 and pin hole 12
Between need clearance fit, guarantee the corresponding assembly of pin hole on pin 4 and ultrasound knife handle 2 fixed on ring flange, to prevent
Rotation under 6 stress condition of amplitude transformer.
Uniformly distributed notch is opened up in the end face circumferencial direction of grinding wheel 9, chip removal when facilitating grinding；It is carried out at the web of grinding wheel 9
Hollow processing flows into grinding area convenient for the rapid, high volume of cutting fluid, reduces grinding area temperature and abrasive dust is accelerated to be discharged；By special
Grinding wheel 9 is connect by the large area clamping nut of design with amplitude transformer 6, and when connection need to polish contact surface, guarantee to completely attach to
And the high efficiency of transmission of sound wave.
In ultrasonic knife handle 2 and wireless transmission 1 contact portion of disk punching, for being wirelessly transferred the connection of disk 1 Yu energy converter 5,
Interference fit is implemented in the cooperation for being wirelessly transferred disk 1 and ultrasonic knife handle 2, and wireless transmission disk 1 is fixed on ultrasonic 2 outside of knife handle.
Be designed according to local resonance design theory: when the amplitude transformer end diameter that diameter and its of abrasive disc assemble it
When than being greater than 10:3, it can come a certain intrinsic eigenfrequency of big abrasive disc as the resonance frequency of amplitude transformer and transducer designs
The geometric dimension of amplitude transformer is calculated, or the frequency of amplitude transformer and transducer combinations is calculated as the design frequency of abrasive disc
The geometric dimension of abrasive disc, the vibrational system formed at this time, abrasive disc is to approach the natural frequency vibration near resonance frequency；Root
According to the different form of amplitude transformer, big abrasive disc shows that longitudinal direction-bending, bending-torsion, longitudinal direction-be radial, vertical-torsion-curved, diameter-
Turn round-indulge the complex vibration of equal bidimensionals or more.
Non resonant design theory can make abrasive disc and amplitude transformer group by adjusting amplitude transformer or the structure size of abrasive disc
At vibrational system resonance in certain first natural frequency of abrasive disc, to reach better vibrating effect.
The above is only preferable implementation example of the invention, is not intended to limit the present invention in any form, all
Any simple modification, equivalent change and modification to the above embodiments according to the technical essence of the invention still fall within this
In the range of inventive technique scheme.
Claims (10)
1. a kind of ultrasonic plane grinding method that ring flange has double vibration dampings and double containment, comprising the following steps:
A, it is designed according to local resonance design theory: when the ratio between the amplitude transformer end diameter that diameter and its of abrasive disc assemble
When greater than 10:3, a certain intrinsic eigenfrequency of big abrasive disc is calculated as the resonance frequency of amplitude transformer and transducer designs
The frequency of amplitude transformer and transducer combinations is calculated abrasive disc as the design frequency of abrasive disc by the geometric dimension of amplitude transformer
Geometric dimension, the vibrational system formed at this time, abrasive disc is to approach the natural frequency vibration near resonance frequency；According to luffing
The different form of bar, big abrasive disc show that longitudinal direction-bending, bending-torsion, longitudinal direction-be radial, vertical-to turn round-curved, diameter-torsion-vertical two
The complex vibration of dimension or more；Big abrasive disc is connect with amplitude transformer by large area clamping nut；
B, it is various forms of multiple to form above-mentioned grinding wheel to open up helicla flute using straight-bar or cone bar on it as needed for amplitude transformer
Vibration is closed, ring flange is set at vibration nodal point, using fastening bolt by back shroud, piezoelectric ceramic piece, copper electrode piece and amplitude transformer
It links together, energy converter and amplitude transformer is made to be integrally formed formula vibration unit；
C, annular groove is opened up in ring flange and energy converter connecting side, places O-ring seal, while opening up pin on ring flange and knife handle
Hole cooperates pin and flange tight fit with the interporal lacuna on knife handle, so that amplitude transformer rotation when compressing is prevented, in flange
The disk other side opens up shock insulation slot, is transmitted so that luffing vibration of bar is isolated to ring flange；
D, amplitude transformer ring flange and ultrasonic knife handle tight fit inside, add cyclic polytetrafluoroethylene between gland and ring flange
Washer and amplitude transformer are fixed in knife handle by washer by gland, and the vibration of luffing rod end surface is mainly isolated in the effect of washer
It is transmitted by gland to knife handle；Sealant is applied between gland screw thread and cutter hub screw thread and gland end face when assembly, by knife handle
Gap between gland end face, screw thread is sealed, to prevent to the intracavitary infiltration of cutter hub；It is wirelessly transferred disk and energy converter phase
Even, assembly and knife handle outside.
2. ring flange has the ultrasonic plane grinding method of double vibration dampings and double containment according to claim 1, it is characterized in that: greatly
Abrasive disc grinding end face along the circumferential direction offers uniformly distributed notch, convenient for the discharge of cutting fluid and abrasive dust when grinding, in abrasive disc
Hollow processing is carried out at web, is flowed into the timely diffusion with grinding heat to grinding area convenient for grinding fluid, is also made abrasive disc loss of weight.
3. ring flange has the ultrasonic plane grinding method of double vibration dampings and double containment according to claim 1, it is characterized in that: non-
Resonance design theory can make the vibration system of abrasive disc and amplitude transformer composition by adjusting amplitude transformer or the structure size of abrasive disc
Resonance unite in certain first natural frequency of abrasive disc, to reach better vibrating effect.
4. ring flange has the ultrasonic plane grinding method of double vibration dampings and double containment according to claim 1, it is characterized in that:
Ring flange two sides open up vibration isolation slot simultaneously and place the annular groove of O-ring seal, and two vibration isolation slots weaken luffing vibration of bar to method
The radial transmitting of blue disk；Add and set O-ring seal not only and prevent the grinding fluid from flange gap to the intracavitary leakage of cutter hub, but also prevents method
Contact of the blue vibration along cutter hub with flange is transmitted towards cutter hub, plays the role of damping vibration-isolating；Add among ring flange and gland
Add cyclic polytetrafluoroethylene washer, propagation of the vibration of isolation flange disk along clamp nut to knife handle, to subtract to the full extent
Influence of the weak luffing vibration of bar to knife handle guarantees that main shaft precision itself is not affected, while in the end face of gland nut
And sealant is applied on screw thread and between cutter hub screw thread, sealing effect is further strengthened, the function of reliable vibration damping and sealing is reached
Energy.
5. ring flange has the ultrasonic plane grinding method of double vibration dampings and double containment according to claim 4, it is characterized in that:
It needs to open up pin hole on the inside of ultrasonic knife handle, be cooperated by the pin hole on the pin and knife handle that are fixed on amplitude transformer ring flange, to prevent
The rotation of amplitude transformer when only clamp nut compresses；It is wirelessly transferred disk and knife handle is carried out and is interference fitted, punch, make with knife handle junction
Induction coil is connect with energy converter.
6. a kind of ring flange has a ultrasonic plane grinding system of double vibration dampings and double containment, including grinding wheel, amplitude transformer, energy converter,
Ultrasonic knife handle and wireless transmission disk, it is characterized in that: using fastening bolt by back shroud, piezoelectric ceramic piece, copper electrode piece and luffing
Bar links together, and the energy converter and amplitude transformer is made to be integrally formed formula vibration unit；It is provided with ring flange in the amplitude transformer,
The connecting side of the ring flange and the energy converter opens up annular groove, and for placing O-ring seal, the other side of the ring flange is opened
If shock insulation slot, the vibration isolation slot is corresponding with the annular groove, opens up pin hole on the ring flange and ultrasonic knife handle, the two will be by that will sell
Nail connection, the energy converter and amplitude transformer are located in the inner cavity of the ultrasonic knife handle, and the small end of the amplitude transformer is provided with screw thread
Section, is provided with cyclic polytetrafluoroethylene washer and gland nut on the inside of the thread segment, the thread segment, tetrafluoroethene washer and
Sealant is applied on the end face of gland nut, carries out clearance seal, and the wireless transmission disk is connected with energy converter, is assemblied in described super
The outside in the outside of sound knife handle, the thread segment is fixedly connected by pressure cap with grinding wheel.
7. ring flange has the ultrasonic plane grinding system of double vibration dampings and double containment according to claim 6, it is characterized in that: root
It is designed according to local resonance design theory: when the ratio between amplitude transformer end diameter that diameter and its of abrasive disc assemble is greater than 10:3
When, a certain intrinsic eigenfrequency of big abrasive disc can be calculated amplitude transformer as the resonance frequency of amplitude transformer and transducer designs
Geometric dimension, or the frequency of amplitude transformer and transducer combinations is calculated into the several of abrasive disc as the design frequency of abrasive disc
What size, the vibrational system formed at this time, abrasive disc is to approach the natural frequency vibration near resonance frequency；According to amplitude transformer
Different form, the bidimensionals such as big abrasive disc shows longitudinal direction-bending, bending-torsion, longitudinal direction-is radial, vertical-to turn round-curved, diameter-torsion-is vertical
Or more complex vibration.
8. ring flange has the ultrasonic plane grinding system of double vibration dampings and double containment according to claim 6, it is characterized in that: institute
Stating grinding wheel is butterfly-type, bowl-type or cup type；The disk of the grinding wheel be hollow out or non-hollow out, the amplitude transformer be cylinder or circular cone,
It is opened up in the amplitude transformer and does not open up helicla flute or threaded hole in helicla flute or threaded hole or the amplitude transformer.
9. ring flange has the ultrasonic plane grinding system of double vibration dampings and double containment according to claim 6, it is characterized in that: institute
It states and along the circumferential direction offers uniformly distributed notch on the grinding end face of grinding wheel, the discharge of cutting fluid and abrasive dust, described when facilitating grinding
It does not offer uniformly distributed notch on the grinding end face of grinding wheel along the circumferential direction, reduces difficulty of processing.
10. ring flange has the ultrasonic plane grinding system of double vibration dampings and double containment according to claim 6, it is characterized in that:
The packing washer prevents the O-ring seal and the ultrasonic knife handle tight fit inside to play the role of sealing vibration isolation
Only cutting fluid is penetrated into；The wireless transmission disk and ultrasonic knife handle are carried out and are interference fitted, and are punched with ultrasonic knife handle junction, make to feel
Coil is answered to connect with energy converter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811333012.0A CN109318064B (en) | 2018-11-09 | 2018-11-09 | Ultrasonic plane grinding method and system with double vibration reduction and double sealing for flange plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811333012.0A CN109318064B (en) | 2018-11-09 | 2018-11-09 | Ultrasonic plane grinding method and system with double vibration reduction and double sealing for flange plate |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109318064A true CN109318064A (en) | 2019-02-12 |
| CN109318064B CN109318064B (en) | 2023-05-26 |
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ID=65260688
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811333012.0A Active CN109318064B (en) | 2018-11-09 | 2018-11-09 | Ultrasonic plane grinding method and system with double vibration reduction and double sealing for flange plate |
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| CN (1) | CN109318064B (en) |
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| CN109894642A (en) * | 2019-04-04 | 2019-06-18 | 东莞市泛特科技有限公司 | A kind of ultrasonic wave handle |
| CN110052903A (en) * | 2019-05-29 | 2019-07-26 | 河南理工大学 | Design method of longitudinal-torsion-radial composite space body elliptical vibration ultrasonic grinding device |
| CN110315445A (en) * | 2019-07-17 | 2019-10-11 | 大连理工大学 | A kind of complex vibration grinding wheel for efficient ultrasonic processing |
| CN110355621A (en) * | 2019-07-17 | 2019-10-22 | 大连理工大学 | A kind of combinated grinding wheel and its design method for Ultrasonic machining |
| CN110948387A (en) * | 2019-12-14 | 2020-04-03 | 大连交通大学 | Ultrasonic grinding main shaft |
| CN111043288A (en) * | 2019-12-31 | 2020-04-21 | 恒安(中国)纸业有限公司 | Speed reducer output shaft sealing gland and sealing process thereof |
| CN111168485A (en) * | 2020-02-11 | 2020-05-19 | 华侨大学 | Ultrasonic vibration assisted self-rotating grinding machine tool and spindle device thereof |
| CN116690420A (en) * | 2023-08-08 | 2023-09-05 | 中北大学 | Interference type ultrasonic longitudinal-torsional self-adjusting grinding tool with working condition monitoring function |
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| CN109894642A (en) * | 2019-04-04 | 2019-06-18 | 东莞市泛特科技有限公司 | A kind of ultrasonic wave handle |
| CN110052903A (en) * | 2019-05-29 | 2019-07-26 | 河南理工大学 | Design method of longitudinal-torsion-radial composite space body elliptical vibration ultrasonic grinding device |
| CN110315445A (en) * | 2019-07-17 | 2019-10-11 | 大连理工大学 | A kind of complex vibration grinding wheel for efficient ultrasonic processing |
| CN110355621A (en) * | 2019-07-17 | 2019-10-22 | 大连理工大学 | A kind of combinated grinding wheel and its design method for Ultrasonic machining |
| CN110315445B (en) * | 2019-07-17 | 2020-07-14 | 大连理工大学 | Composite vibration grinding wheel for efficient ultrasonic machining |
| CN110948387A (en) * | 2019-12-14 | 2020-04-03 | 大连交通大学 | Ultrasonic grinding main shaft |
| CN110948387B (en) * | 2019-12-14 | 2022-02-08 | 大连交通大学 | Ultrasonic grinding main shaft |
| CN111043288A (en) * | 2019-12-31 | 2020-04-21 | 恒安(中国)纸业有限公司 | Speed reducer output shaft sealing gland and sealing process thereof |
| CN111168485A (en) * | 2020-02-11 | 2020-05-19 | 华侨大学 | Ultrasonic vibration assisted self-rotating grinding machine tool and spindle device thereof |
| CN111168485B (en) * | 2020-02-11 | 2024-06-07 | 华侨大学 | Ultrasonic vibration auxiliary self-rotation grinding machine tool and main shaft device thereof |
| CN116690420A (en) * | 2023-08-08 | 2023-09-05 | 中北大学 | Interference type ultrasonic longitudinal-torsional self-adjusting grinding tool with working condition monitoring function |
| CN116690420B (en) * | 2023-08-08 | 2023-09-29 | 中北大学 | Interference type ultrasonic longitudinal-torsional self-adjusting grinding tool with working condition monitoring function |
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