CN102211296A - Composite ultrasonic vibration grinding device based on high and low frequencies - Google Patents
Composite ultrasonic vibration grinding device based on high and low frequencies Download PDFInfo
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- CN102211296A CN102211296A CN2011101443605A CN201110144360A CN102211296A CN 102211296 A CN102211296 A CN 102211296A CN 2011101443605 A CN2011101443605 A CN 2011101443605A CN 201110144360 A CN201110144360 A CN 201110144360A CN 102211296 A CN102211296 A CN 102211296A
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Abstract
The invention relates to a composite ultrasonic vibration grinding device based on high and low frequencies. The device consists of an ultrasonic high-frequency vibration subassembly, a low-frequency vibration outer shell subassembly, a low-frequency vibration excitation subassembly and a connecting subassembly. The ultrasonic high-frequency vibration subassembly is arranged on a main shaft of the low-frequency vibration excitation subassembly through the connecting subassembly; and the low-frequency vibration excitation subassembly is connected with bearing mounting grooves of the low-frequency vibration outer shell subassembly through supporting bearings in the low-frequency vibration excitation subassembly, wherein the low-frequency vibration excitation subassembly is arranged in a shell of the low-frequency vibration outer shell subassembly. According to the composite ultrasonic vibration grinding device disclosed by the invention, the composite vibration grinding of the ultrasonic vibration and the low-frequency vibration of coating materials is realized, the cost is low, the efficiency is high, the practicability is high, and the composite vibration is stable and reliable. The invention has a better practical value and a broad application prospect in the technical fields of a coating material cutting machining process and coating machining equipment components.
Description
(1) technical field
The present invention relates to a kind of compound vibration grinding processing unit (plant), relate in particular to a kind of based on low-and high-frequency compound ultrasonic vibration grinding device, it is fit to be coated on complex-curved going up and the relatively thinner coating edge machining of thickness belongs to coating material cutting technology and coating equipment part technical field.
(2) background technology
Under the prior art condition, be coated on that polymeric coating material on complex-curved solidifies fully, after the drying, hardness is very big, is difficult for processing.Therefore process before proposing after solidifying, do not have bone dry.But even in this case, the hardness of coating material is still bigger, adopts the mancarried device processing based on traditional process technology, and the cutting force that produces in the process is bigger, stability is very poor, causes the coating surface poor quality.The vibration process technology is a kind of special process method, for the higher material of difficult-to-machine material especially hardness ratio special technological effect is arranged.Generally speaking, the vibration process technology is divided into two kinds of forms: dither, low-frequency vibration.Wherein dither has little amplitude, high-frequency characteristics; Low-frequency vibration has large amplitude, low-frequency characteristics.From the situation that the vibration process technology is used, just use a certain mode of vibration wherein at present mostly, this has limited the scope of vibration processing undoubtedly.
The compound vibration grinding method of low-and high-frequency is a kind of brand-new processing method.Traditional grinding is to realize by the high speed rotary motion of emery wheel mostly.Low-and high-frequency complex vibration method for grinding has changed traditional grinding thinking.Have only dither and low-frequency vibration in this device, the vibration realizing by instrument self is to the processing of workpiece.Wherein low frequency part is the main motion of instrument, along the axis direction of low frequency part, causes that instrument does large amplitude with the hundreds of hertz and move back and forth, and coating material is carried out back and forth interrupted grinding; Dither vibrates along the axis direction of HFS, make abrasive particle do up to ten thousand hertz vibration, coefficient of friction between Powdered smear metal and the abrasive particle reduces, cause reducing of adhesive force, therefore can prevent the obstruction between the abrasive particle effectively, the sharpness that keeps abrasive particle has prolonged service life of instrument.Simultaneously, because the ultrasonic vibration processing method has extremely strong micro-precision cutting power, actual cutting-in very near theoretical cutting-in, significantly improves grinding accuracy and surface quality.
(3) summary of the invention
1, purpose: the purpose of this invention is to provide a kind of based on low-and high-frequency compound ultrasonic vibration grinding device.Adopt the device of this method design to overcome the deficiencies in the prior art, the coating material of grinding has reached good machining accuracy and crudy, makes the vibration process technology be used widely in the coating material field.
2, technical scheme:
See Fig. 1, the present invention is a kind of based on low-and high-frequency compound ultrasonic vibration grinding device, and this device is made up of ultrasonic dither assembly 1, low-frequency vibration casing assembly 2, low-frequency vibration Drive assembly 3, coupling assembling 4.Position annexation between them is: ultrasonic dither assembly 1 is installed on the main shaft 31 of low-frequency vibration Drive assembly 3 by coupling assembling 4, low-frequency vibration Drive assembly 3 is connected with 251D with bearing mounting groove 251A, 251B, the 251C of low-frequency vibration casing assembly 2 by spring bearing 34A, 34B, 34C and 34D in this assembly, and wherein low-frequency vibration Drive assembly 3 is installed in low-frequency vibration casing assembly 2 housings.
Described ultrasonic dither assembly 1 is made up of pallet 11, friction top 12, luffing bar 13, dither driving source 14, back shroud 15, shell 16, turning 17, back vibration isolation piece 18, preceding vibration isolation piece 19, sealing ring 20 and position adjustments nut 28.Ultrasonic dither assembly 1 longitudinally axis in turn layout be pallet 11, position adjustments nut 28, friction top 12, sealing ring 20, preceding vibration isolation piece 19, luffing bar 13, dither driving source 14, back shroud 15, back vibration isolation piece 18, shell 16, turning 17.
Relation is therebetween: pallet 11 and position adjustments nut 28 are installed in the front end of luffing bar 13, dither driving source 14 clamps it by the latter half of back shroud 15 and luffing bar 13, sealing ring 20 is installed on the friction top 12, preceding vibration isolation piece 19 is placed in the friction top 12, the big end of luffing bar 13 and preceding vibration isolation piece 19 are fitted, back vibration isolation piece 18 is placed in the shell 16, and back shroud 15 and back vibration isolation piece 18 are fixed in shell 16 housings by friction top 12.Preceding vibration isolation piece 19 and back vibration isolation piece 18 play the effect of vibration isolation, make dither can not be delivered to shell 16, improve the utilization rate of ultrasonic vibrational energy.This pallet 11 is provided with the porose disk and the combination of column in the middle of being; This friction top 12 is circle shell concave volume shapes; This luffing bar 13 is that the middle part is elongated and screwed rod-like element for the cylinder two ends; The piezoelectric ceramic piece group that this dither driving source 14 is annulus tubulars; This back shroud 15 is ladder cylindrical members; The round casing shape part that this shell 16 is a hollow; This turning 17 is that axis becomes L shaped cylindric of 90 degree; This back vibration isolation piece 18 is middle part round shell concave volume shape parts with holes; Should preceding vibration isolation piece 19 be middle part round shell concave volume shape parts with holes; Sealing circle 20 and position adjustments nut 28 are standard components of choosing on demand.
Described low-frequency vibration casing assembly 2 includes ball-and-roller bearing 21, preceding urceolus 22, middle urceolus 23, upper casing 24, back urceolus 25, tail end 26, housing screw 27A, 27B, 27C, 27D, 27E, 27F.
Relation is therebetween: ball-and-roller bearing 21 is installed in preceding urceolus 22 inside, before urceolus 22 be connected also the position with external screw thread 231 that middle urceolus 23 is provided with preceding by the internal thread 221 that is provided with, in urceolus 23 internal thread 232 by afterbody be connected also the position with the external screw thread 253 of back urceolus 25 preceding, upper casing 24 is installed on the urceolus 25 of back by six housing screw 27A, 27B, 27C, 27D, 27E, 27F, and tail end 26 is connected with the internal thread 254 of back urceolus 25 by the external screw thread 261 of its setting.This ball-and-roller bearing 21 is middle cylindrical commercial standard components that are provided with through hole; Should preceding urceolus 22 be cylindrical parts of hollow; Should middle urceolus 23 be the conical parts of big osculum, its osculum end be provided with external screw thread 231, and big opening end is provided with internal thread 232; This upper casing 24 is thin-walled semi-cylindrical shaped spares; This back urceolus 25 is that two ends have outer, internal thread 253,254, the cylindrical part of middle part one semi-transparent sky respectively; This tail end 26 is the screwed cone cylindrical member in two ends; This housing screw 27A, 27B, 27C, 27D, 27E, 27F are the commercial standard connectors of choosing on demand.
Described low-frequency vibration Drive assembly 3 includes main shaft 31, housing screw 32A and 32B, bearing gland 33, spring bearing 34A, spring bearing 34B, spring bearing 34C, spring bearing 34D, capacity eccentric bearing 35, fan blade type air motor 36, air inlet pipe 37, gear wheel 38 and eccentric gear axle 39.
Relation is therebetween: capacity eccentric bearing 35 is installed on the eccentric part 392 of eccentric gear axle 39, spring bearing 34A, 34D are installed in respectively on the position of two ends symmetry of eccentric gear axle 39, and then this part that will assemble is installed in by capacity eccentric bearing 35 in the bearing mounting groove 312 of main shaft 31, with bearing gland 33 and housing screw 32A, 32B with this partial fixing.Gear wheel 38 is joined by hot charging in the rotating shaft 361 that is installed in fan blade type air motor 36, spring bearing 34B, spring bearing 34C is installed in rotating shaft 361 two ends of fan blade type air motor 36 again.The installation site should guarantee that the gear 391 on gear wheel 38 and the eccentric gear axle 39 has correct meshing relation.Air inlet pipe 37 is connected with air admission hole 362 on the fan blade type air motor 36 by its external screw thread 371A.This main shaft 31 is that a termination portion is provided with the circular bar shape part that through hole, the other end have bearing mounting groove 312; This housing screw 32A and 32B are the standard connectors; This bearing gland 33 is semi-circular piece that two ends have through hole; This fan blade type air motor 36 is commercial products of choosing on demand; This air inlet pipe 37 is crooked tubular piece of hollow; This eccentric gear axle 39 is shaft-type parts of band gear and eccentric part.
Described coupling assembling 4 includes hold-down bolt 41, clamp nut 42, clip 43 and housing screw 44.Relation is therebetween: clamp nut 42 places through hole 435 positions of clip 43, and is fastening with hold-down bolt 41, and it is fastening that housing screw 44 passes through hole 431 positions of clip 43.This hold-down bolt 41, clamp nut 42, housing screw 44 are all commercial standard connector, the part that this clip 43 is made up of two parts shape, a part is that the middle part has the rectangular shape of groove and through hole, and another part is that the middle part has groove and has the annular spare of two lugs.
During based on the device grinding of low-and high-frequency complex vibration method design, main shaft 31 along low-frequency vibration axially do large amplitude, low frequency vibration provides grinding needed main motion, desired coating material is removed, luffing bar 13 drives the emery disc that is attached on the pallet 11 and does high-frequency, small amplitude motion along the luffing bar simultaneously, feasible mill pulverous cutting down can not be bonded on the sand table, stops up between abrasive particle.When using this device, detect the low-frequency vibration amplitude with amesdial, by observing the amesdial registration in the 0.5-0.6mm scope, standard amplitude value of meeting the requirements of whether of judging low-frequency vibration according to this, if do not reach, then adjust the air pressure size of external equipment source of the gas, to meet the requirements of the amplitude optimum value; Detect the dither amplitude with little bearing, rotating speed by observing little bearing is about 60～80 rev/mins, standard amplitude value of meeting the requirements of whether of judging dither according to this, this amplitude required value is the 5-8 micron, if do not reach, then adjust the watt level of external equipment ultrasonic-frequency power supply, to meet the requirements of the amplitude optimum value; When emery disc weares and teares, loosening position adjustments nut 21, Rotary tray 11 makes emery disc another part process.
3, advantage and effect: the present invention is a kind of to be based on low-and high-frequency compound ultrasonic vibration grinding device advantage: (1) is combined with each other dither and low-frequency vibration by this device, has finished processing to coating material by this brand-new method for grinding.(2) tray portion is equipped with the position adjustments nut, when the abrasive wear of a certain processing part of emery disc, and by the position of adjusting nut, Rotary tray, the abrasive particle of another processing part of emery disc can use, and has improved the utilization rate of emery disc, has reduced processing cost.(3) the luffing bar of dither and front shroud are made of one, and make that energy loss drops to minimum in the ultrasonic vibration transmittance process.(4) ultrasonic dither assembly 1 is added with isolation mounting, when the transducer dither, can prevent effectively that vibration from passing to shell, improved the dither energy utilization ratio.(5) low-frequency vibration realizes by pneumatic means, has very high efficient, and when grinding force was excessive, the low-frequency vibration part can shut down automatically, has guaranteed the device security.(6) low-frequency vibration Drive assembly 3 has changed traditional mode of passing through sliding friction and has realized low-frequency vibration, uses the mode that is installed in the rolling friction of rolling bearing on the eccentric shaft instead to realize, reduced frictional force, there is longer service life in the system that makes.(7) the low-frequency vibration Drive assembly has partly added a pair of gears engaged, and when operating air pressure one timing, the instrument that makes has higher vibration frequency, and working (machining) efficiency is higher.
(4) description of drawings
Fig. 1 is a kind of structure chart based on low-and high-frequency compound ultrasonic vibration grinding device of the present invention.
Fig. 2 is the structure chart of ultrasonic dither assembly 1 of the present invention
Fig. 3 is the explosive view of ultrasonic dither assembly 1 of the present invention.
Fig. 4 is the structure chart of low-frequency vibration casing assembly 2 of the present invention.
Fig. 5 is the explosive view of low-frequency vibration casing assembly 2 of the present invention.
Fig. 6 is low-frequency vibration Drive assembly 3 structure charts of the present invention.
Fig. 7 is the explosive view of low-frequency vibration Drive assembly 3 of the present invention.
Fig. 8 is coupling assembling 4 structure charts of the present invention.
Fig. 9 is the explosive view of coupling assembling 4 of the present invention.
(5) specific embodiment
The present invention is described in further detail below in conjunction with accompanying drawing.
See also shown in Figure 1, a kind of device of the present invention based on the compound vibration grinding of the pneumatic low frequency of ultrasonic high frequency, this device is made up of ultrasonic dither assembly 1, low-frequency vibration casing assembly 2, low-frequency vibration Drive assembly 3, coupling assembling 4 etc.Position annexation between them is: low-frequency vibration Drive assembly 3 is installed in forms the low-frequency vibration assembly in the low-frequency vibration casing assembly 2, ultrasonic dither assembly 1 links to each other by coupling assembling 4 with the low-frequency vibration assembly.
This pallet 11 is provided with the porose disk and the combination of column in the middle of being, is provided with internal thread 111, and the pallet end is a pallet face 112, and in order to the emery disc of splicing tape double faced adhesive tape, position adjustments nut 28 and pallet 11 are connected on the threaded rod 134.
This friction top 12 is circle shell concave volume shapes, be provided with through hole 121, protrusion 122, internal thread 123, groove 124, through hole 121 passes threaded rod 134, internal thread 123 is connecting on the external screw thread 163, protrude 122 and be used to compress preceding vibration isolation piece 19, and then the part that will assemble is clipped in the shell 16 groove 124 installation sealing rings 20, the sealing of assurance system closely.
This luffing bar 13 is that the middle part is elongated and screwed rod-like element for the cylinder two ends; Be provided with threaded rod 132, front shroud 133, threaded rod 134, wherein threaded rod 132 diameters are 6mm; Threaded rod 132 passes through hole 141, is connected then on the internal thread hole 151 of back shroud 15, guarantees that binding face 142B and binding face 131 closely fit.
This dither driving source 14 is provided with endoporus 141; In order to guarantee that dither driving source 14 has good resonant frequency and stable vibrational state, binding face 131,142A, 142B, 152 should have the higher depth of parallelism, and simultaneously in order to guarantee less roughness, these several binding faces need pass through milled processed.
This back shroud 15 is ladder cylindrical members, is provided with internal thread hole 151, is connected with threaded rod 132.
The round casing shape part that this shell 16 is a hollow is provided with through hole 161, screwed hole 162, and through hole 161 was used for electric wire, and screwed hole 162 is in order to connect turning 17.
This turning 17 is that axis becomes L shaped cylindric of 90 degree, is provided with threaded rod 171, sipes 172, and sipes 172 is in order to securing electric lines, and threaded rod 171 is connected with screwed hole 162.
This back vibration isolation piece 18 is middle part round shell concave volume shape parts with holes; The concave shaped cavity body is used to set back shroud 15, is provided with Wire channel in building 181 simultaneously and is used for electric wire.
Should preceding vibration isolation piece 19 be middle part round shell concave volume shape parts with holes; Be provided with through hole 191, threaded rod 134 passes through hole 191, and front shroud 133 is embedded in the cavity of preceding vibration isolation piece 19.
Ultrasonic low-frequency vibration casing assembly 2 includes ball-and-roller bearing 21, preceding urceolus 22, middle urceolus 23, upper casing 24, back urceolus 25, tail end 26, housing screw 27A, 27B, 27C, 27D, 27E, 27F referring to Fig. 4, Fig. 5.
This ball-and-roller bearing 21 is commercial, is provided with endoporus 212; Should preceding urceolus 22 be tubular, and be provided with through hole 221, interior half section be unthreaded hole, and outer half section is screwed hole, and unthreaded hole is used to install ball-and-roller bearing 21, is interference fit; Should be taper by middle urceolus 23, and be provided with external screw thread 231, internal thread 232, external screw thread 231 is connected with the threaded portion of through hole 221; This upper casing 24 is a semi-barrel shape, is provided with four bearing mounting groove 241A～D, aligns and protrude 242A and 242B, six installing hole 243A～F; This back urceolus 25 is provided with four bearing mounting groove 251A～D, alignment cavities 252A and 252B, external screw thread 253, internal thread 254, six installing holes, alignment cavities 252A and 252B protrude 242A and 242B matches with aligning respectively, corresponding respectively spring bearing 251A, 251B, 251C, the 251D of installing of bearing mounting groove 241A, 241B, 241C, 241D, external screw thread 253 is connected with internal thread 232; This tail end 26 is taper, and external screw thread 261, internal thread 262, external screw thread 263 are set, and external screw thread 261 is connected with internal thread 254, and internal thread 262 is connected with external screw thread 372, and external screw thread 263 is connected with external equipment air inlet pipe internal thread.This housing screw 27A, 27B, 27C, 27D, 27E, 27F pass six installing hole 243A～F respectively, are connected in six screwed holes of back urceolus 25.The specification of this housing screw 27A, 27B, 27C, 27D, 27E, 27F is M2.
Described low-frequency vibration Drive assembly 3, see Fig. 6, Fig. 7, include compositions such as main shaft 31, housing screw 32A and 32B, bearing gland 33, spring bearing 34A, spring bearing 34B, spring bearing 34C, spring bearing 34D, capacity eccentric bearing 35, fan blade type air motor 36, air inlet pipe 37, gear wheel 38, eccentric gear axle 39.
Relation is therebetween: main shaft 31 is provided with screwed hole 311A and 311B, mounting groove 312, through hole 313, and mounting groove 312 is used for setting-up eccentricity bearing 35, and wherein, these main shaft 31 diameters of axle are 6mm; This eccentric gear axle 39 is provided with gear 391, eccentric part 392, eccentric part 393 not, and wherein, this eccentric part 392 is 0.3mm with the semidiameter of eccentric part 393 parts not, produces the low-frequency vibration that amplitude is 0.6mm successively; This eccentric gear axle 39 passes capacity eccentric bearing 35, spring bearing 34A, 34D, and wherein, this capacity eccentric bearing 35 is installed in eccentric part 392, and spring bearing 34A, 34D are installed in not eccentric part 393, and spring bearing 34A～D selects 60000 moldeed depth ditch ball bearings for use; Bearing gland 33 is provided with through hole 331A, 331B; This housing screw 32A, 32B pass through hole 331A, 331B respectively and are connected on tapped through hole 311A and the 311B, and capacity eccentric bearing 35 is compressed, and wherein, this capacity eccentric bearing 35 is selected 60000 moldeed depth ditch ball bearings for use; This fan blade type air motor 36 is commercial, is provided with rotating shaft 361, air admission hole 362; This gear wheel 38 is provided with through hole 381, joins installation by hot charging.Through hole 381 and spring bearing 34B, 34C are passed in rotating shaft 361; These air inlet pipe 37 two ends are provided with external screw thread 371,372, and wherein, external screw thread 371 is connected with air admission hole 362 internal threads.
Described coupling assembling 4 is seen Fig. 8, Fig. 9, includes compositions such as hold-down bolt 41, clamp nut 42, clip 43, housing screw 44.
Relation is therebetween: this clip 43 is provided with through hole 431, screwed hole 432, blind hole 433, clamping area 434, through hole 435; This housing screw 44 passes blind hole 433, through hole 431,313 successively, is connected on the screwed hole 432, and clip 43 is connected on the main shaft 31; This hold-down bolt 41 passes through hole 435, and will to pass the shell 16 of clamping area 434 fixing, and ultrasonic dither assembly 1 is linked together with clip 43.The specification of this hold-down bolt 41 is M4; These clamp nut 42 specifications are that M4, these housing screw 44 specifications are M3.
During based on the device grinding of low-and high-frequency complex vibration method design, main shaft 31 along low-frequency vibration axially do large amplitude, low frequency vibration provides grinding needed main motion, desired coating material is removed, luffing bar 13 drives the emery disc that is attached on the pallet 11 and does high-frequency, small amplitude motion along the luffing bar simultaneously, feasible mill pulverous cutting down can not be bonded on the sand table, stops up between abrasive particle.When using this device, detect the low-frequency vibration amplitude with amesdial, by observing the amesdial registration in the 0.5-0.6mm scope, standard amplitude value of meeting the requirements of whether of judging low-frequency vibration according to this, if do not reach, then adjust the air pressure size of external equipment source of the gas, to meet the requirements of the amplitude optimum value; Detect the dither amplitude with little bearing, rotating speed by observing little bearing is about 60～80 rev/mins, standard amplitude value of meeting the requirements of whether of judging dither according to this, this amplitude required value is the 5-8 micron, if do not reach, then adjusting the watt level of external equipment ultrasonic-frequency power supply, is optimum value to meet the requirements of amplitude; When emery disc weares and teares, loosening position adjustments nut 28, Rotary tray 11 makes emery disc another part process.
A kind of condition that has satisfied coating material processing based on low-and high-frequency compound ultrasonic vibration grinding device of the present invention, realize the compound vibrocutting of ultrasonic vibration and low-frequency vibration, improved the efficient of grinding, phenomenon of blocking between the abrasive particle when having reduced grinding greatly, improved the utilization rate of emery disc, cut down finished cost, working stability is reliable, light portable, practicality is very strong.The technology that is particularly useful for the coating material edge smooth treatment of thinner thickness owing to utilize the low-and high-frequency complex vibration of instrument self to process, has been expanded the range of application of vibration processing simultaneously.
Claims (1)
1. device based on the compound vibration grinding of the pneumatic low frequency of ultrasonic high frequency, it is characterized in that: this device is by ultrasonic dither assembly (1), low-frequency vibration casing assembly (2), low-frequency vibration Drive assembly (3), coupling assembling (4) is formed, ultrasonic dither assembly (1) is installed on the main shaft (31) of low-frequency vibration Drive assembly (3) by coupling assembling (4), low-frequency vibration Drive assembly (3) is by the spring bearing (34A) in this assembly, (34B), (34C) and (34D) with the bearing mounting groove (251A) of low-frequency vibration casing assembly (2), (251B), (251C) be connected with (251D), low-frequency vibration Drive assembly (3) is installed in low-frequency vibration casing assembly (2) housing;
Described ultrasonic dither assembly (1), be by pallet (11), friction top (12), luffing bar (13), dither driving source (14), back shroud (15), shell (16), turning (17), back vibration isolation piece (18), preceding vibration isolation piece (19), sealing ring (20) and position adjustments nut (28) are formed, ultrasonic dither assembly (1) longitudinally axis in turn layout be pallet (11), position adjustments nut (28), friction top (12), sealing ring (20), preceding vibration isolation piece (19), luffing bar (13), dither driving source (14), back shroud (15), back vibration isolation piece (18), shell (16), turning (17); Pallet (11) and position adjustments nut (28) are installed in the front end of luffing bar (13), dither driving source (14) clamps it by the latter half of back shroud (15) and luffing bar (13), sealing ring (20) is installed on the friction top (12), preceding vibration isolation piece (19) is placed in the friction top (12), the big end of luffing bar (13) and preceding vibration isolation piece (19) are fitted, back vibration isolation piece (18) is placed in the shell (16), back shroud (15) and back vibration isolation piece (18) are fixed in shell (16) housing by friction top (12); Preceding vibration isolation piece (19) and back vibration isolation piece (18) play the effect of vibration isolation, make dither can not be delivered to shell (16), improve the utilization rate of ultrasonic vibrational energy; This pallet (11) is provided with the porose disk and the combination of column in the middle of being; This friction top (12) is a circle shell concave volume shape; This luffing bar (13) is that the middle part is elongated and screwed rod-like element for the cylinder two ends; This dither driving source (14) is the piezoelectric ceramic piece group of annulus tubular; This back shroud (15) is the ladder cylindrical member; This shell (16) is the round casing shape part of hollow; This turning (17) is that axis becomes L shaped cylindric of 90 degree; This back vibration isolation piece (18) is a middle part round shell concave volume shape part with holes; Should preceding vibration isolation piece (19) be middle part round shell concave volume shape part with holes; Sealing circle (20) and position adjustments nut (28) are the standard components of choosing on demand;
Described low-frequency vibration casing assembly (2) includes ball-and-roller bearing (21), preceding urceolus (22), middle urceolus (23), upper casing (24), back urceolus (25), tail end (26) and housing screw (27A), (27B), (27C), (27D), (27E), (27F); Ball-and-roller bearing (21) is installed in preceding urceolus (22) inside, before urceolus (22) be connected also the position with external screw thread (231) that middle urceolus (23) is provided with preceding by the internal thread (221) that is provided with, in the internal thread (232) of urceolus (23) by afterbody be connected also the position with the external screw thread (253) of back urceolus (25) preceding, upper casing (24) is by six housing screws (27A), (27B), (27C), (27D), (27E), (27F) be installed on the back urceolus (25), tail end (26) is connected with the internal thread (254) of back urceolus (25) by the external screw thread (261) of its setting, and this ball-and-roller bearing (21) is the middle cylindrical commercial standard component that is provided with through hole; Should preceding urceolus (22) be the cylindrical part of hollow; Should middle urceolus (23) be the conical part of big osculum, its osculum end be provided with external screw thread (231), and big opening end is provided with internal thread (232); This upper casing (24) is a thin-walled semi-cylindrical shaped spare; That this back urceolus (25) is that two ends have respectively is outer, internal thread (253), (254), the cylindrical part of middle part one semi-transparent sky; This tail end (26) is the screwed cone cylindrical member in two ends; This housing screw (27A), (27B), (27C), (27D), (27E), (27F) are the commercial standard connectors of choosing on demand;
Described low-frequency vibration Drive assembly (3), include main shaft (31), housing screw (32A) and (32B), bearing gland (33), spring bearing (34A), spring bearing (34B), spring bearing (34C), spring bearing (34D), capacity eccentric bearing (35), fan blade type air motor (36), air inlet pipe (37), gear wheel (38) and eccentric gear axle (39); Capacity eccentric bearing (35) is installed on the eccentric part (392) of eccentric gear axle (39), spring bearing (34A), (34D) are installed in respectively on the position of two ends symmetry of eccentric gear axle (39), and then this part that will assemble is installed in by capacity eccentric bearing (35) in the bearing mounting groove (312) of main shaft (31), with bearing gland (33) and housing screw (32A), (32B) with this partial fixing; Gear wheel (38) is joined in the rotating shaft (361) that is installed in fan blade type air motor (36) by hot charging, spring bearing (34B), spring bearing (34C) are installed in rotating shaft (361) two ends of fan blade type air motor (36), the installation site should guarantee that the gear (391) on gear wheel (38) and the eccentric gear axle (39) has correct meshing relation again; Air inlet pipe (37) is connected with air admission hole (362) on the fan blade type air motor (36) by its external screw thread (371A); This main shaft (31) is that a termination portion is provided with the circular bar shape part that through hole, the other end have bearing mounting groove (312); This housing screw (32A) and (32B) be the standard connector; This bearing gland (33) is the semi-circular piece that two ends have through hole; This fan blade type air motor (36) is the commercial product of choosing on demand; This air inlet pipe (37) is the crooked tubular piece of hollow; This eccentric gear axle (39) is the shaft-type part of band gear and eccentric part;
Described coupling assembling (4), include hold-down bolt (41), clamp nut (42), clip (43) and housing screw (44), clamp nut (42) places through hole (435) position of clip (43), fastening with hold-down bolt (41), it is fastening that housing screw (44) passes through hole (431) position of clip (43); This hold-down bolt (41), clamp nut (42), housing screw (44) are all commercial standard connector, the part that this clip (43) is made up of two parts shape, a part is that the middle part has the rectangular shape of groove and through hole, and another part is that the middle part has groove and has the annular spare of two lugs.
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| Application Number | Priority Date | Filing Date | Title |
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| CN 201110144360 CN102211296B (en) | 2011-05-31 | 2011-05-31 | Composite ultrasonic vibration grinding device based on high and low frequencies |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110144360 CN102211296B (en) | 2011-05-31 | 2011-05-31 | Composite ultrasonic vibration grinding device based on high and low frequencies |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102211297A (en) * | 2011-05-31 | 2011-10-12 | 北京航空航天大学 | Method and device for composite vibration grinding based on ultrasonic high frequency and pneumatic low frequency |
| CN102500827A (en) * | 2011-11-01 | 2012-06-20 | 成都飞机工业（集团）有限责任公司 | Ultrasonic vibration backing-off cutting processing device |
| CN103157593A (en) * | 2013-03-11 | 2013-06-19 | 北京航空航天大学 | Ultrasound ellipse vibration milling knife handle device |
| CN104647459A (en) * | 2015-02-07 | 2015-05-27 | 周玉翔 | Pneumatic pushing assembly of numerical control water-jet cutting machine |
| CN105032750A (en) * | 2015-08-11 | 2015-11-11 | 邯郸市海拓机械科技有限公司 | Portable ultrasonic vibrator |
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| CN2875698Y (en) * | 2006-04-04 | 2007-03-07 | 杭州电子科技大学 | Laminated vibration composite processing device using abrasive material |
| CN102211297A (en) * | 2011-05-31 | 2011-10-12 | 北京航空航天大学 | Method and device for composite vibration grinding based on ultrasonic high frequency and pneumatic low frequency |
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| JPH0624692B2 (en) * | 1986-09-04 | 1994-04-06 | 淳一郎 隈部 | Precision groove grinding method by compound vibration of grindstone |
| JPH07164288A (en) * | 1993-12-15 | 1995-06-27 | Nikon Corp | Ultrasonic vibration grinding method, ultrasonic vibration grinding tool, and ultrasonic vibration grinding device |
| CN2875698Y (en) * | 2006-04-04 | 2007-03-07 | 杭州电子科技大学 | Laminated vibration composite processing device using abrasive material |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102211297A (en) * | 2011-05-31 | 2011-10-12 | 北京航空航天大学 | Method and device for composite vibration grinding based on ultrasonic high frequency and pneumatic low frequency |
| CN102211297B (en) * | 2011-05-31 | 2013-12-25 | 北京航空航天大学 | Method and device for composite vibration grinding based on ultrasonic high frequency and pneumatic low frequency |
| CN102500827A (en) * | 2011-11-01 | 2012-06-20 | 成都飞机工业（集团）有限责任公司 | Ultrasonic vibration backing-off cutting processing device |
| CN103157593A (en) * | 2013-03-11 | 2013-06-19 | 北京航空航天大学 | Ultrasound ellipse vibration milling knife handle device |
| CN103157593B (en) * | 2013-03-11 | 2015-06-10 | 北京航空航天大学 | Ultrasound ellipse vibration milling knife handle device |
| CN104647459A (en) * | 2015-02-07 | 2015-05-27 | 周玉翔 | Pneumatic pushing assembly of numerical control water-jet cutting machine |
| CN105032750A (en) * | 2015-08-11 | 2015-11-11 | 邯郸市海拓机械科技有限公司 | Portable ultrasonic vibrator |
| CN105032750B (en) * | 2015-08-11 | 2017-06-16 | 邯郸市海拓机械科技有限公司 | A kind of portable supersonic vibrating device |
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