CN105587794B - SMD increase turns round speed-adjustable clutch and its control method - Google Patents
SMD increase turns round speed-adjustable clutch and its control method Download PDFInfo
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- CN105587794B CN105587794B CN201510002715.5A CN201510002715A CN105587794B CN 105587794 B CN105587794 B CN 105587794B CN 201510002715 A CN201510002715 A CN 201510002715A CN 105587794 B CN105587794 B CN 105587794B
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Abstract
The invention discloses a kind of SMD increase to turn round speed-adjustable clutch and its control method, realizes that function is single to solve current ultrasonic clutch, can not increase and turn round the technical problems such as speed governing.The present invention includes upper box, lower box, input shaft, shaft end component, sliding support assembly, clutch exciting component, pretension component, output shaft, connection component and fastening bolt, clutch exciting component includes fixed disk, exciting rod, friction plate and piezoelectric element, and piezoelectric element isd 31Pattern rectangular piezoelectric ceramic piece, it is arranged with exciting rod axis into ± α angles.Apply supersonic range underexcitation electric signal in piezoelectric element, excite exciting rod and friction plate to produce torsion and bending vibration modes respectively, coupled using the superposition of mode of oscillation, produce driving traveling wave and form driving frictional force, the clutch for clutch control of realization device turns round speed governing with increasing.The present invention have it is simple and compact for structure, can increase and turn round the technical advantage such as speed governing, there is broad prospect of application in machine driving and braking technology field.
Description
Technical field
The present invention relates to a kind of SMD increase to turn round speed-adjustable clutch and its control method, belongs to machine driving and braking skill
Art field.
Background technology
Clutch is mainly used for realizing motion or the transmission and cut-out of power between each power train of dynamic power machine, general peace
It is the total member being directly associated in dynamic power machine power train with engine between engine and speed changer；According to work
The difference of principle and implementation, conventional clutch are broadly divided into electromagnetic clutch, magnetic particle coupling, slip clutch
With the type of hydraulic type clutch four.With the rapid development of science and technology, exploitation is with electromagnetism interference, kinetic stability
Novel clutch device that is good, simple in construction, being easy to the technical characterstics such as miniaturization, it has also become Current mechanical is driven and braking technology
One of key technical problem urgently to be resolved hurrily in field, ultrasonic clutch device are exactly to be arisen at the historic moment under such technical background.
Compared with conventional clutch, because its have fast response time, without electromagnetic interference, kinetic stability is good and Standard size is small
Deng technological merit, machine driving and braking technology field are expected to be widely applied to.
Chinese utility model patent《Piezoelectric ceramic friction clutch brake》, Authorization Notice No. is CN 2304785Y, is awarded
The power day for announcing is on January 20th, 1999, disclosed a kind of piezoelectric ceramic friction clutch brake, mainly by frictional drive and driving
Two parts are formed, and frictional drive is made up of master and slave moving part, and drive part is to be stacked structure by piezoelectric ceramic wafer and battery lead plate
Into drive part end is equipped with force transfer mechanism, and it is leverage, and on driving link, friction shoe plate is fixed on power transmission
In mechanism, the inner surface of its circular arc portion and driven member forms friction pair, is coupled between driving link and driven member by bearing, actively
The end of part is equipped with drive part power input part；Chinese invention patent《A kind of modularity ultrasonic clutch and brake gear》,
Authorization Notice No. is CN 100343545C, and authorized announcement date is on October 17th, 2007, a kind of disclosed modularity ultrasonic wave
Clutch and brake gear, mainly by control power supply group, driving element, drive element, support frame group, pre- apparatus for adjusting force, fixation
Seat and bearing composition, the driving element and the drive element are the device for including all piezoelectric elements, and in the device
Faying face mutually presses, contacted, therefore the load end when clutch is applied is understood with axle center of motor and synchronous axial system, and should in brake
The load end of used time has braking effect, and when piezoelectric element adds AC power, then the faying face of the device can be because of piezoelectricity member
Part is produced mechanical oscillation and is separated by the effect of inverse piezoelectric effect, therefore the load end when clutch is applied can stop turning
Move, and the load end in brake applications can not produce braking effect；Chinese invention patent《Based on ultrasonic suspending force control from
Clutch》, Authorization Notice No. is CN 100424369C, and authorized announcement date is on October 8th, 2008, disclosed a kind of based on ultrasound
The clutch of suspending power control, is made up of active rotation disk, passive rotating disk, piezoelectric ceramic piece, back-moving spring and high frequency electric source,
Passive rotating disk is fastened in the torus of active rotation disk, the end face of active rotation disk and an end face phase of passive rotating disk
Contact, piezoelectric ceramic piece are fixed on another end face of passive rotating disk, and high frequency electric source is connected to the wiring of piezoelectric ceramic piece
On end, back-moving spring, which is arranged in active rotation disk or passive rotating disk, makes active rotation disk and passive rotating disk keep contact.
The ultrasonic clutch device devices of above-mentioned several implementations, though generation and the speed-torque of clutch action can be realized
Transmit, but its moment of torsion that can not be transmitted to clutch apparatus is adjusted and controlled with speed, causes above-mentioned implementation
There is device and realize that function is single, can not increase and turn round the technical problems such as speed governing in ultrasonic clutch device device, limit it in machine driving
Application and development with braking technology field.
The content of the invention
Device be present to solve current ultrasonic clutch to realize that function is single, can not increase and turn round the technical problem such as speed governing, this
A kind of SMD increase of disclosure of the invention turns round speed-adjustable clutch and its control method.
The technical solution adopted in the present invention is：It is described it is SMD increase turn round speed-adjustable clutch include upper box, lower box,
Input shaft, shaft end component, sliding support assembly, clutch exciting component, pretension component, output shaft, connection component and fastening bolt.
The upper box both side ends are along the circumferential direction evenly arranged with n thread pore structure, and wherein n is more than or equal to 1
Integer；Be provided with semicircle clamping support in the middle part of the upper box floor, the upper box with lower box flange connector
M through-hole structure is circumferentially provided with along upper box, wherein m is the integer more than 1.The lower box both side ends are along the circumferential direction
Be evenly arranged with n thread pore structure, be provided with semicircle clamping support in the middle part of the lower box floor, the lower box with
M through-hole structure is circumferentially provided with along lower box, at upper box flange connector along lower box week at the lower box firm banking
To k countersunk head thread pore structure is provided with, wherein k is the integer more than 1.The input shaft is multidiameter structure, the input
Axle side end set has keyway arrangements, and the input shaft is provided with afflux ring structure, the input close to keyway arrangements side
Axle external peripheral surface is provided with groove structure in the axial direction, and the input shaft is provided with groove knot close to keyway arrangements side
Structure, the input shaft are provided with dive key slot structure on the external peripheral surface of end side, and the input shaft is close
Guide flat keyway side is provided with external thread structure, and the input shaft is provided with shaft shoulder structure, institute close to external thread structure side
The external peripheral surface stated between input shaft groove structure and shaft shoulder structure connects with deep groove ball bearing interference fit in the component of shaft end.
The shaft end component is made up of deep groove ball bearing, circlip for shaft, end cap, a set of cups and felt；The end cap is flange arrangement,
The end cap is along the circumferential direction evenly arranged with 2m through-hole structure, and the side end face of end cap one is provided with central through hole structure,
Trapezoid cross section groove structure is provided with the inside of the end cap central through-hole structure；The a set of cups is that side end set has flange
Thin wall circular structure, a set of cups are along the circumferential direction evenly arranged with 2m through-hole structure, and a set of cups end side is set
There is inward flange structure；The felt is trapezoid cross section circular ring structure.The sliding support assembly includes input sliding support group
Part and output end sliding support assembly.The input sliding support assembly is by bearing shell, dive key, adjusting nut and sliding sleeve group
Into；The bearing shell is thin wall circular structure, and the bearing shell both side ends are provided with flanged structure, the bearing shell inner circumferential surface with
Spline housing or sliding sleeve are connected, and the sliding sleeve is provided with the hollow cylindrical structure of flange, the slop-on flange for a side end
Surrounding is along the circumferential direction evenly arranged with k through-hole structure, and wherein k is the integer more than or equal to 1；The sliding sleeve end side
Countersunk head pore structure is provided with, the sliding sleeve endoporus is provided with dive key slot structure, is provided with the sliding sleeve external peripheral surface
Through-hole structure.The output end sliding support assembly is made up of bearing shell and spline housing；The spline housing is that side end set has
The hollow circular cylinder structure of flange, the spline housing surrounding are along the circumferential direction evenly arranged with k through-hole structure, the spline housing
Spline slot structure is provided with the inside of hollow circular cylinder.The clutch exciting component includes fixed disk, exciting rod and friction plate；It is described
Fixed disk is disc structure；The fixed side surface is along the circumferential direction evenly arranged with k through-hole structure, the fixed side surface
P countersunk head thread pore structure is provided with, wherein p is the integer more than or equal to 1；The exciting rod is positive q sides tee section girder construction,
Wherein q is the integer more than or equal to 3；The exciting rod both side ends surface is provided with p thread pore structure, the exciting rod
Q outerplanar on be along the circumferential direction uniformly bonded with q piece rectangular piezoelectric ceramic pieces, the rectangular piezoelectric ceramic piece usesd 31
Exciting pattern, and its through-thickness polarizes；The deformation side of the rectangular piezoelectric ceramic piece being arranged on exciting rod outerplanar
To the central axial direction with exciting rod into ± α angles arrangement relation；The friction plate is disc structure；Friction plate end table
Face is provided with p countersunk head thread pore structure close to center.The pretension component is by baffle plate, preloading spring and pre-load nut group
Into；The baffle plate is disc structure, and the baffle center position is provided with through-hole structure；The pre-load nut, which screws, is connected to output
The external screw thread of axle；The preloading spring is socketed on the external peripheral surface of output shaft.The output shaft is multidiameter structure；It is described defeated
Shaft side end set has a keyway arrangements, and the output shaft end side is peripherally disposed spline structure, described
Output shaft is provided with groove structure close to keyway arrangements side, and the output shaft is provided with external screw thread knot close to spline structure side
Structure, shaft shoulder structure, the output shaft groove structure and the shaft shoulder are provided between the output shaft groove structure and external thread structure
External peripheral surface between structure connects with the deep groove ball bearing interference fit in the component of shaft end.The connection component by bolt and
Nut forms.
The rectangular piezoelectric ceramic piece that is arranged in clutch exciting component on the exciting rod of side forms exciting group A1, described
Be arranged in rectangular piezoelectric ceramic piece in clutch exciting component on opposite side exciting rod form exciting group A2, the exciting group A1 with
Exciting group A2 forms exciting group A.
A kind of SMD torsion speed-adjustable clutch that increases of the present invention that is used for realizes that clutch for clutch control turns round the control of speed governing with increasing
Method is specially：The exciting group A1 or described exciting group A2 or described exciting group A1 and exciting group A2 passes to a certain supersonic range
（Generally higher than 16 kHz）Interior ac-excited electric signal, the ac-excited electric signal can be sinusoidal, square wave or sawtooth waveforms etc.
Periodic electric signal.
The beneficial effects of the invention are as follows：Apply ac-excited electric signal in the piezoelectric element on exciting rod, excite exciting rod
Produce torsion and flexural vibration mode respectively with friction plate, the superposition using mode of oscillation produces driving traveling wave, formed with coupling
Frictional force is driven, the amplitude size and phase difference of electric signal are encouraged by adjusting, the clutch control of arrangement of clutch of the present invention can be achieved
System turns round speed-regulating function with increasing.The present invention has that simple and compact for structure, Electro Magnetic Compatibility is good, it is flexibly controllable etc. to transmit moment of torsion/rotating speed
Technical advantage, in machine driving with being had broad application prospects in braking technology field.
Brief description of the drawings
Fig. 1 show a kind of SMD sectional view for increasing torsion speed-adjustable clutch proposed by the present invention；
Fig. 2 show a kind of SMD sectional view for increasing the case lid for turning round speed-adjustable clutch proposed by the present invention；
Fig. 3 show a kind of SMD top view for increasing the case lid for turning round speed-adjustable clutch proposed by the present invention；
Fig. 4 show a kind of SMD side view for increasing the case lid for turning round speed-adjustable clutch proposed by the present invention；
Fig. 5 show a kind of SMD sectional view for increasing the casing for turning round speed-adjustable clutch proposed by the present invention；
Fig. 6 show a kind of SMD top view for increasing the casing for turning round speed-adjustable clutch proposed by the present invention；
Fig. 7 show a kind of SMD sectional view for increasing the casing for turning round speed-adjustable clutch proposed by the present invention；
Fig. 8 show a kind of SMD front view for increasing the input shaft for turning round speed-adjustable clutch proposed by the present invention；
Fig. 9 show a kind of SMD section view for increasing end cap in the shaft end component for turning round speed-adjustable clutch proposed by the present invention
Figure；
Figure 10 show a kind of SMD master for increasing end cap in the shaft end component for turning round speed-adjustable clutch proposed by the present invention
View；
Figure 11, which is shown, proposed by the present invention a kind of SMD to be increased a set of cups in the shaft end component for turning round speed-adjustable clutch and cuts open
View；
Figure 12 show a kind of SMD master for increasing a set of cups in the shaft end component for turning round speed-adjustable clutch proposed by the present invention
View；
Figure 13 show a kind of SMD input sliding support assembly for increasing torsion speed-adjustable clutch proposed by the present invention
The sectional view of middle sliding sleeve；
Figure 14 show a kind of SMD input sliding support assembly for increasing torsion speed-adjustable clutch proposed by the present invention
The front view of middle sliding sleeve；
Figure 15 show a kind of SMD output end sliding support assembly for increasing torsion speed-adjustable clutch proposed by the present invention
The sectional view of middle spline housing；
Figure 16 show a kind of SMD output end sliding support assembly for increasing torsion speed-adjustable clutch proposed by the present invention
The front view of middle spline housing；
Figure 17 show a kind of SMD input sliding support assembly for increasing torsion speed-adjustable clutch proposed by the present invention
With the sectional view of output end sliding support assembly intermediate bushing；
Figure 18 show a kind of SMD input sliding support assembly for increasing torsion speed-adjustable clutch proposed by the present invention
With the front view of output end sliding support assembly intermediate bushing；
Figure 19 show a kind of SMD part for increasing the clutch exciting component for turning round speed-adjustable clutch proposed by the present invention
Sectional view；
Figure 20 show a kind of SMD side view for increasing the clutch exciting component for turning round speed-adjustable clutch proposed by the present invention
Figure；
Figure 21 show a kind of SMD increase in the clutch exciting component for turning round speed-adjustable clutch proposed by the present invention and fixed
The front view of disk；
Figure 22 show a kind of SMD increase in the clutch exciting component for turning round speed-adjustable clutch proposed by the present invention and fixed
The sectional view of disk；
Figure 23 show exciting in a kind of SMD clutch exciting component for increasing torsion speed-adjustable clutch proposed by the present invention
The partial sectional view of bar；
Figure 24 show exciting in a kind of SMD clutch exciting component for increasing torsion speed-adjustable clutch proposed by the present invention
The side view of bar；
Figure 25 show a kind of SMD increase proposed by the present invention and rubbed in the clutch exciting component for turning round speed-adjustable clutch
The front view of plate；
Figure 26 show a kind of SMD increase proposed by the present invention and rubbed in the clutch exciting component for turning round speed-adjustable clutch
The sectional view of plate；
Figure 27 show a kind of SMD master for increasing baffle plate in the pretension component for turning round speed-adjustable clutch proposed by the present invention
View；
Figure 28, which is shown, proposed by the present invention a kind of SMD to be increased baffle plate in the pretension component for turning round speed-adjustable clutch and cuts open
View；
Figure 29 show a kind of SMD front view for increasing the output shaft for turning round speed-adjustable clutch proposed by the present invention；
Figure 30 show a kind of SMD side view for increasing the output shaft for turning round speed-adjustable clutch proposed by the present invention.
Embodiment
Embodiment one：Illustrate present embodiment with reference to Fig. 1 ~ Figure 30.Present embodiments provide for a kind of SMD
Increase the specific embodiment for turning round speed-adjustable clutch.SMD increase turns round speed-adjustable clutch mainly by upper box 1, lower box
2nd, input shaft 3, shaft end component 4, sliding support assembly 5, clutch exciting component 6, pretension component 7, output shaft 8, the and of connection component 9
Fastening bolt 10 forms.
The upper box 1 is casting box structure；The both side ends of upper box 1 are along the circumferential direction evenly arranged with n
Screwed hole 1-1 structures, it is used to realize end cap 4-3 and a set of cups 4-4 and upper box 1 in shaft end component 4 by fastening bolt 10
It is fixedly connected, wherein n is the integer more than or equal to 1；Semicircle support base 1-2 structures are provided with the middle part of the floor of upper box 1,
It is used to realize being fastenedly connected for sliding support assembly 5 intermediate bushing 5-1-1 or 5-2-1；The upper box 1 is connected with lower box 2
M through hole 1-3 structure is circumferentially provided with along upper box 1 at flange, it is used to realize upper box 1 and nowel by connection component 9
Body 2 is fastenedly connected, and wherein m is the integer more than 1.
The lower box 2 is casting box structure；The both side ends of lower box 2 are along the circumferential direction evenly arranged with n
Screwed hole 2-2 structures, it is used to realize end cap 4-3 and a set of cups 4-4 and lower box 2 in shaft end component 4 by fastening bolt 10
It is fixedly connected；Semicircle support base 2-1 structures are provided with the middle part of the floor of lower box 2, it is used to realize sliding support assembly 5
Intermediate bushing 5-1-1's or 5-2-1 is fastenedly connected；The lower box 2 with it is circumferentially disposed along lower box 2 at the flange connector of upper box 1
There is m through hole 2-4 structure, it is used to realize being fastenedly connected for lower box 2 and upper box 1 by connection component 9；The lower box
K countersunk head screwed hole 2-3 structure is circumferentially provided with along lower box 2 at 2 firm bankings, it is used under being realized by fastening bolt 10
Casing 2 is fixedly connected, and wherein k is the integer more than 1.
It is multidiameter structure to state input shaft 3；The side end set of input shaft 3 has keyway 3-1 structures, and it is used to pass through
Key connection realizes the input of external power supply；The input shaft 3 is provided with collecting ring 3-5 structures close to keyway 3-1 structures side,
It is used for the arrangement of electrified wire；The external peripheral surface of input shaft 3 is provided with groove 3-8 structures in the axial direction, and it is used for
The extraction of electrified wire；The input shaft 3 is provided with groove 3-2 structures close to keyway 3-1 structures side, and it is used for and shaft end group
Circlip for shaft 4-2, which is connected, in part 4 realizes the axially position in 3 one directions of input shaft；The input shaft 3 is close to another
Guide flat keyway 3-7 structures are provided with the external peripheral surface of side end, it is used for being led in input sliding support assembly 5-1
It is connected to flat key 5-1-2 and realizes present invention motion and the transmission of power；The input shaft 3 is close to guide flat keyway 3-7 mono-
Side is provided with external screw thread 3-6 structures, and it is used to screw with adjusting nut 5-1-3 in input sliding support assembly 5-1, and be connected can
Realize the regulation of pretightning force of the present invention；The input shaft 3 is provided with shaft shoulder 3-4 structures close to external screw thread 3-6 structures side, and it is used
The axially position in another direction of input shaft 3 is realized in being connected with deep groove ball bearing 4-1 in shaft end component 4；The input
External peripheral surface 3-3 between the groove 3-2 structures of axle 3 and shaft shoulder 3-4 structures is used for and deep groove ball bearing 4-1 in shaft end component 4
Interference fit connection, realize installation support and the axially position of input shaft 3.
The shaft end component 4 includes deep groove ball bearing 4-1, circlip for shaft 4-2, end cap 4-3, a set of cups 4-4 and felt
4-5；The deep groove ball bearing 4-1 is used for installation support and the axially position for realizing input shaft 3；The circlip for shaft 4-2
The axially position in 3 one directions of input shaft is realized for being connected with the groove 3-2 respective outer side edges on input shaft 3；The end cap 4-3
For flange arrangement, it is used to realize the axially position in mono- direction of deep groove ball bearing 4-1 by being fixedly connected for fastening bolt 10；
The end cap 4-3 is along the circumferential direction evenly arranged with 2m through hole 4-3-1 structure, and it is used to realize end cap by fastening bolt 10
4-3 and upper box 1 and lower box 2 are fastenedly connected；The side end faces of end cap 4-3 mono- are provided with central through hole 4-3-3 structures, its
For realizing the mounting arrangements of input shaft 3；Trapezoid cross section annular groove is provided with the inside of the end cap 4-3 central through hole 4-3-3 structures
4-3-2 structures, it, which is used to be connected with felt 4-5, realizes the dust seal of the present invention；The a set of cups 4-4 is that a side end is set
The thin wall circular structure of flange is equipped with, a set of cups 4-4 is along the circumferential direction evenly arranged with 2m through hole 4-4-2 structure, and it is used
It is fastenedly connected in being realized by fastening bolt 10 with upper box 1 and lower box 2；The a set of cups 4-4 end sides are provided with
Inward flange 4-4-1 structures, it is used to realize the axle in another direction of deep groove ball bearing 4-1 by being fixedly connected for fastening bolt 10
To positioning；The felt 4-5 is trapezoid cross section circular ring structure, and it is used to be connected with annular groove 4-3-2 respective outer side edges on end cap 4-3 in fact
The dust seal of the existing present invention.
The sliding support assembly 5 includes input sliding support assembly 5-1 and output end sliding support assembly 5-2.Institute
Input sliding support assembly 5-1 is stated by bearing shell 5-1-1, dive key 5-1-2, adjusting nut 5-1-3 and sliding sleeve 5-1-4 groups
Into；The bearing shell 5-1-1 is thin wall circular structure, is arranged in the support base 1-2 and support base 2-1 of upper box 1 and lower box 2
In；The bearing shell 5-1-1 both side ends are provided with flange 5-1-1-1 structures, its be used for by with upper box 1 and lower box 2
Support base 1-2 and support base 2-1, which is connected, realizes bearing shell 5-1-1 axially position；The bearing shell 5-1-1 inner circumferential surfaces 5-
1-1-2, which is used to be connected with spline housing 5-2-2 or sliding sleeve 5-1-4, realizes spline housing 5-2-2 or sliding sleeve 5-1-4 axial direction or rotation
Transhipment is dynamic；A type dive keys are used in the dive key 5-1-2 selections；The sliding sleeve 5-1-4 is the sky that a side end is provided with flange
Heart cylindrical structure, the sliding sleeve 5-1-4 flanges surrounding are along the circumferential direction evenly arranged with k through hole 5-1-4-1 structure, and it is used
It is fastenedly connected in being realized by connection component 9 with fixed disk 6-1 in clutch exciting component 6, wherein k is whole more than or equal to 1
Number；The sliding sleeve 5-1-4 end sides are provided with counter sink 5-1-4-2 structures, and it is used to realize the external screw thread 3-6 of input shaft 3
The gap of structure coordinates；The sliding sleeve 5-1-4 endoporus 5-1-4-4 is provided with guide flat keyway 5-1-4-3 structures, and it is used to pass through
Present invention motion and the transmission of power are realized in dive key 5-1-2 connections；It is provided with the sliding sleeve 5-1-4 external peripheral surfaces logical
Hole 5-1-4-5 structures, it is used for the extraction of electrified wire.The output end sliding support assembly 5-2 is by bearing shell 5-2-1 and spline
Cover 5-2-2 compositions；The spline housing 5-2-2 has the hollow circular cylinder structure of flange, the spline housing 5- for side end set
2-2 surroundings are along the circumferential direction evenly arranged with k through hole 5-2-2-1 structure, and it is used to realize by connection component 9 swashs with clutch
Shake being fastenedly connected of fixed disk 6-1 in component 6；Spline 5-2-2-2 is provided with the inside of the spline housing 5-2-2 hollow circular cylinders
Structure, it, which is used to be connected with the spline 8-1 respective outer side edges of output shaft 8, realizes present invention motion and the transmission of power.
The clutch exciting component 6 includes fixed disk 6-1, exciting rod 6-2 and friction plate 6-3；The fixed disk 6-1 is circle
Dish structure；The fixed disk 6-1 end faces are along the circumferential direction evenly arranged with k through hole 6-1-2 structure, and it is used for by connection group
The realization of part 9 is fastenedly connected with guide pin bushing 5-1-4's in sliding support assembly 5 or spline housing 5-2-2；The fixed disk 6-1 end faces are set
It is equipped with p countersunk head screwed hole 6-1-1 structure, it is used to realize by fastening bolt 10 is fastenedly connected with exciting rod 6-2, wherein
P is the integer more than or equal to 1；The exciting rod 6-2 is positive q sides tee section girder construction, and wherein q is the integer more than or equal to 3；Institute
State exciting rod 6-2 both side ends surface and be provided with p screwed hole 6-2-1 structure, its be used for by fastening bolt 10 realize with
Fixed disk 6-1's and friction plate 6-3 is fastenedly connected；It is along the circumferential direction uniform on the q outerplanar 6-2-2 of the exciting rod 6-2
It is bonded with q piece rectangular piezoelectric ceramic pieces 6-2-3, the rectangular piezoelectric ceramic piece 6-2-3 usesd 31Exciting pattern, and it is along thickness
Direction polarization；The deformation direction of the rectangular piezoelectric ceramic piece 6-2-3 being arranged on exciting rod 6-2 outerplanars 6-2-2 is with swashing
Shake bar 6-2 central axial direction into ± α angles arrangement relation；The friction plate 6-3 is disc structure；The friction plate 6-3 ends
Portion surface is provided with p countersunk head screwed hole 6-3-1 structure close to center, and it is used to realize by fastening bolt 10 and exciting rod
6-2's is fastenedly connected.
The pretension component 7 includes baffle plate 7-1, preloading spring 7-2 and pre-load nut 7-3；The baffle plate 7-1 is disk knot
Structure, it realizes the application of pretightning force of the present invention by being connected with preloading spring 7-2；The baffle plate 7-1 centers are provided with
Through hole 7-1-1 structures, it is used for the arrangement installation of output shaft 8；The pre-load nut 7-3 screws the outer spiral shell for being connected to output shaft 8
Line 8-2, the preloading spring 7-2 are socketed on the external peripheral surface of output shaft 8, the preloading spring 7-2 by with baffle plate 7-1 and
Pre-load nut 7-3, which is connected, realizes the generation and application of pretightning force of the present invention.
The output shaft 8 is multidiameter structure；The side end set of output shaft 8 has keyway 8-6 structures, and it is used to lead to
Cross key connection and realize present invention motion and the output of power；The end side of output shaft 8 is peripherally disposed spline
8-1 structures, its be used for in output end sliding support assembly 5-2 spline housing 5-2-2 be connected realize the present invention motion with
The transmission of power；The output shaft 8 is provided with groove 8-5 structures close to keyway 8-6 structures side, and it is used for and shaft end component 4
In circlip for shaft 4-2 be connected and realize the positioning in 8 one directions of output shaft；The output shaft 8 is tied close to spline 8-1
Structure side is provided with external screw thread 8-2 structures, and it is used to be connected realization originally by screwing with the pre-load nut 7-3 in pretension component 7
The generation and application of invention pretightning force；The shaft shoulder is provided between the groove 8-5 structures and external screw thread 8-2 structures of the output shaft 8
8-3 structures, it, which is used to be connected with the deep groove ball bearing 4-1 in shaft end component 4, realizes the axial direction in another direction of output shaft 8
Positioning；External peripheral surface 8-4 between the groove 8-5 structures of output shaft 8 and shaft shoulder 8-3 structures be used for in shaft end component 4
Deep groove ball bearing 4-1 interference fit connections, realize installation support and the axially position of output shaft 8.
The connection component 9 includes bolt 9-1 and nut 9-2；Bolt 9-1 and nut 9-2 in the connection component 9 revolves
Close connection and realize being fastenedly connected and being fixedly mounted for other structures part.
The rectangular piezoelectric ceramic piece 6-2-3 being arranged in clutch exciting component 6 on the exciting rod 6-2 of side forms exciting
Group A1, the rectangular piezoelectric ceramic piece 6-2-3 being arranged in clutch exciting component 6 on opposite side exciting rod 6-2 form exciting
Group A2, the exciting group A1 and exciting group A2 form exciting group A.
Embodiment two：It is used for the SMD torsion speed-adjustable clutch that increases present embodiments provide for one kind and realizes clutch
Control and the specific embodiment for increasing the control method for turning round speed governing.
It is described a kind of to turn round speed-adjustable clutch for SMD increase and realize that clutch for clutch control turns round with increasing the control method of speed governing
Specific embodiment is：The exciting group A1 or described exciting group A2 or described exciting group A1 and exciting group A2 passes to a certain ultrasound
Frequency range（Generally higher than 16 kHz）Interior ac-excited electric signal, the ac-excited electric signal can be sinusoidal, square wave or sawtooth
The periodic electric signals such as ripple.
The present invention realizes that the principle that clutch for clutch control turns round speed governing with increasing is：The extensional vibration excitation that the exciting group A is excited rubs
Wiping board 6-3 produces flexural vibration mode, and the twisting vibration excitation exciting rod 6-2 that the exciting group A is excited produces twisting vibration mould
State, using the superposition of mode of oscillation with coupling, driving traveling wave, shape are produced on contact surfaces of the friction plate 6-3 with friction plate 6-3
Into driving frictional force, by adjusting exciting group A ac-excited electric signal amplitude size and phase difference, clutch of the present invention can be achieved
The clutch for clutch control of device turns round speed regulating control with increasing.
Claims (2)
1. a kind of SMD increase turns round speed-adjustable clutch, by upper box (1), lower box (2), input shaft (3), shaft end component (4),
Sliding support assembly (5), clutch exciting component (6), pretension component (7), output shaft (8), connection component (9) and fastening bolt
(10) form；Upper box (1) both side ends are along the circumferential direction evenly arranged with n screwed hole (1-1) structure, and wherein n is
Integer more than or equal to 1, upper box (1) the floor middle part are provided with semicircle support base (1-2) structure, the upper box
(1) with being circumferentially provided with m through hole (1-3) structure along upper box (1) at lower box (2) flange connector, wherein m is more than 1
Integer；Lower box (2) both side ends are along the circumferential direction evenly arranged with n screwed hole (2-2) structure, the lower box
(2) be provided with semicircle support base (2-1) structure in the middle part of floor, the lower box (2) with upper box (1) flange connector under
Casing (2) is circumferentially provided with m through hole (2-4) structure, circumferentially disposed along lower box (2) at lower box (2) firm banking
There is k countersunk head screwed hole (2-3) structure, wherein k is the integer more than 1；The input shaft (3) is multidiameter structure, described defeated
Entering axle (3) side end set has keyway (3-1) structure, and the input shaft (3) is provided with ditch close to keyway (3-1) structure side
Groove (3-2) structure, the input shaft (3) are provided with collecting ring (3-5) structure, the input close to keyway (3-1) structure side
Axle (3) external peripheral surface is provided with groove (3-8) structure in the axial direction, and the input shaft (3) is close to the outer of end side
Guide flat keyway (3-7) structure is provided with circumferential surface, the input shaft (3) is set close to guide flat keyway (3-7) side
There is external screw thread (3-6) structure, the input shaft (3) is provided with the shaft shoulder (3-4) structure, institute close to external screw thread (3-6) structure side
State zanjon in external peripheral surface (3-3) the shaft end component (4) between input shaft (3) groove (3-2) structure and the shaft shoulder (3-4) structure
Ball bearing (4-1) interference fit connection；The shaft end component (4) include deep groove ball bearing (4-1), circlip for shaft (4-2),
End cap (4-3), a set of cups (4-4) and felt (4-5), the end cap (4-3) are flange arrangement, and the end cap (4-3) is circumferentially square
To 2m through hole (4-3-1) structure is evenly arranged with, the side end face of end cap (4-3) one is provided with central through hole (4-3-3) knot
Structure, end cap (4-3) central through hole (4-3-3) the structure inner side are provided with trapezoid cross section annular groove (4-3-2) structure；The a set of cups
(4-4) is the thin wall circular structure that side end set has flange, and a set of cups (4-4) is along the circumferential direction evenly arranged with 2m
Through hole (4-4-2) structure, a set of cups (4-4) end side are provided with inward flange (4-4-1) structure；The felt (4-5)
For trapezoid cross section circular ring structure；The sliding support assembly (5) includes input sliding support assembly (5-1) and output end is slided
Support component (5-2), the input sliding support assembly (5-1) is by bearing shell (5-1-1), dive key (5-1-2), regulation spiral shell
Female (5-1-3) and sliding sleeve (5-1-4) composition, the bearing shell (5-1-1) is thin wall circular structure, is arranged in upper box (1) with
In the support base (1-2) and support base (2-1) of casing (2), bearing shell (5-1-1) both side ends are provided with flange (5-1-1-
1) structure, bearing shell (5-1-1) inner circumferential surface (5-1-1-2) coordinate with spline housing (5-2-2) or sliding sleeve (5-1-4) and connected
Connect, the sliding sleeve (5-1-4) is provided with the hollow cylindrical structure of flange, sliding sleeve (5-1-4) the flange surrounding for a side end
Along the circumferential direction it is evenly arranged with k through hole (5-1-4-1) structure, wherein k is the integer more than or equal to 1, the sliding sleeve (5-1-
4) end side is provided with counter sink (5-1-4-2) structure, and sliding sleeve (5-1-4) endoporus (5-1-4-4) is provided with guiding
Flat key groove (5-1-4-3) structure, through hole (5-1-4-5) structure is provided with sliding sleeve (5-1-4) external peripheral surface, it is described defeated
Go out to hold sliding support assembly (5-2) to be made up of bearing shell (5-2-1) and spline housing (5-2-2), the spline housing (5-2-2) is side
End set has the hollow circular cylinder structure of flange, and spline housing (5-2-2) surrounding is along the circumferential direction evenly arranged with k and led to
Hole (5-2-2-1) structure, spline housing (5-2-2) external peripheral surface are provided with through hole (5-2-2-3) structure, the spline housing
Spline (5-2-2-2) structure is provided with the inside of (5-2-2) hollow circular cylinder；The clutch exciting component (6) includes fixed disk
(6-1), exciting rod (6-2) and friction plate (6-3), the fixed disk (6-1) are disc structure, fixed disk (6-1) end face
K through hole (6-1-2) structure is along the circumferential direction evenly arranged with, fixed disk (6-1) end face is provided with p countersunk head screwed hole
(6-1-1) structure, wherein p are the integer more than or equal to 1；The exciting rod (6-2) is positive q sides tee section girder construction, and wherein q is
Integer more than or equal to 3, exciting rod (6-2) the both side ends surface is provided with p screwed hole (6-2-1) structure, described
Q piece rectangular piezoelectric ceramic pieces (6-2-3) are along the circumferential direction uniformly bonded with the q outerplanar (6-2-2) of exciting rod (6-2),
The rectangular piezoelectric ceramic piece (6-2-3) uses d31Exciting pattern, and its through-thickness polarizes, it is described to be arranged in exciting rod
The deformation direction of rectangular piezoelectric ceramic piece (6-2-3) on (6-2) outerplanar (6-2-2) and the central axis of exciting rod (6-2)
Direction is disc structure into ± α angles arrangement relation, the friction plate (6-3), and friction plate (6-3) end surface is close to center
Position is provided with p countersunk head screwed hole (6-3-1) structure；The pretension component (7) include baffle plate (7-1), preloading spring (7-2) and
Pre-load nut (7-3), the baffle plate (7-1) are disc structure, and baffle plate (7-1) center is tied provided with through hole (7-1-1)
Structure, the pre-load nut (7-3) screw the external screw thread (8-2) for being connected to output shaft (8), and the preloading spring (7-2) is socketed on
The external peripheral surface of output shaft (8)；The output shaft (8) is multidiameter structure, and output shaft (8) side end set has key
Groove (8-6) structure, the output shaft (8) are provided with collecting ring (8-8) structure, the output close to keyway (8-6) structure side
Axle (8) external peripheral surface is provided with groove (8-7) structure in the axial direction, and output shaft (8) end side is circumferentially square
To spline (8-1) structure is provided with, the output shaft (8) is provided with groove (8-5) structure close to keyway (8-6) structure side,
The output shaft (8) is provided with external screw thread (8-2) structure, the groove of the output shaft (8) close to spline (8-1) structure side
The shaft shoulder (8-3) structure, output shaft (8) groove (8-5) structure are provided between (8-5) structure and external screw thread (8-2) structure
External peripheral surface (8-4) between the shaft shoulder (8-3) structure is interference fitted with the deep groove ball bearing (4-1) in shaft end component (4)
Connection；The connection component (9) includes bolt (9-1) and nut (9-2)；It is described to be arranged in side in clutch exciting component (6)
Rectangular piezoelectric ceramic piece (6-2-3) on exciting rod (6-2) forms exciting group A1, described to be arranged in clutch exciting component (6)
Rectangular piezoelectric ceramic piece (6-2-3) on opposite side exciting rod (6-2) forms exciting group A2, the exciting group A1 and exciting group A2
Form exciting group A.
A kind of 2. SMD control method for increasing torsion speed-adjustable clutch as claimed in claim 1, it is characterised in that：For one kind
Clutch action is realized with increasing the control method of torsion speed governing for the SMD torsion speed-adjustable clutch that increases, it is described a kind of for SMD
Increase torsion speed-adjustable clutch and realize that the control method of clutch action and increasing torsion speed governing is specially：Exciting group A1 or described exciting groups A2
Or exciting group A1 and exciting group A2 is passed to and is more than the ac-excited electric signal in 16kHz supersonic ranges, ac-excited electric signal
Sinusoidal, square wave or sawtooth period electric signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510002715.5A CN105587794B (en) | 2015-01-06 | 2015-01-06 | SMD increase turns round speed-adjustable clutch and its control method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510002715.5A CN105587794B (en) | 2015-01-06 | 2015-01-06 | SMD increase turns round speed-adjustable clutch and its control method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105587794A CN105587794A (en) | 2016-05-18 |
| CN105587794B true CN105587794B (en) | 2017-12-01 |
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ID=55927609
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510002715.5A Expired - Fee Related CN105587794B (en) | 2015-01-06 | 2015-01-06 | SMD increase turns round speed-adjustable clutch and its control method |
Country Status (1)
| Country | Link |
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| CN (1) | CN105587794B (en) |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4183425A (en) * | 1977-08-11 | 1980-01-15 | G. M. Sommer Company, Inc. | Clutch-brake with speed differential coolant pump |
| SU684212A1 (en) * | 1977-11-14 | 1979-09-05 | Каунасский Политехнический Институт Им. Антанаса Снечкуса | Piezoceramic engagement clutch |
| SU881419A1 (en) * | 1980-02-18 | 1981-11-15 | Каунасский Политехнический Институт Им.Антанаса Снечкуса | Piezoceramic clutch |
| JPH02120541A (en) * | 1988-10-31 | 1990-05-08 | Tochigi Fuji Ind Co Ltd | Differential gear having differential limiting mechanism |
| FR2663887B1 (en) * | 1990-06-29 | 1995-06-30 | Valeo | ACTUATOR, ESPECIALLY FOR THE CONTROL OF A MOTOR VEHICLE CLUTCH. |
| CN2304785Y (en) * | 1996-10-24 | 1999-01-20 | 张学成 | Piezoelectric ceramic friction clutch brake |
| CN100511957C (en) * | 2004-01-06 | 2009-07-08 | 南京航空航天大学 | Rotary piezoelectric electric machine using clutch coupled driving |
| CN202385031U (en) * | 2011-10-21 | 2012-08-15 | 郑州航空工业管理学院 | Piezoelectric ceramic driver driven by asymmetric voltage |
-
2015
- 2015-01-06 CN CN201510002715.5A patent/CN105587794B/en not_active Expired - Fee Related
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| Publication number | Publication date |
|---|---|
| CN105587794A (en) | 2016-05-18 |
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