CN204387154U - Variable-speed clutch is turned round in a kind of SMD increasing - Google Patents
Variable-speed clutch is turned round in a kind of SMD increasing Download PDFInfo
- Publication number
- CN204387154U CN204387154U CN201520003879.5U CN201520003879U CN204387154U CN 204387154 U CN204387154 U CN 204387154U CN 201520003879 U CN201520003879 U CN 201520003879U CN 204387154 U CN204387154 U CN 204387154U
- Authority
- CN
- China
- Prior art keywords
- clutch
- assembly
- exciting
- output shaft
- shaft
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Mechanical Operated Clutches (AREA)
Abstract
The utility model discloses a kind of SMD increasing and turn round variable-speed clutch, with solve current ultrasonic clutch practical function single, technical problems such as turning round speed governing can not be increased.The utility model comprises upper box, lower box, input shaft, axle head assembly, sliding support assembly, clutch exciting assembly, pretension assembly, output shaft, connection part and clamping bolt, clutch exciting assembly comprises fixed tray, exciting rod, friction plate and piezoelectric element, and piezoelectric element is d
31pattern rectangular piezoelectric ceramic sheet, it becomes with exciting rod axis ± and α angle is arranged.Apply supersonic range underexcitation electrical signal in piezoelectric element, excite exciting rod and friction plate to produce torsion and bending vibration modes respectively, utilize the superposition of mode of vibration to be coupled, produce and drive the formation of row ripple to drive frictional force, speed governing is turned round in clutch for clutch control and the increasing of implement device.The utility model have simple and compact for structure, technical advantages such as turning round speed governing can be increased, in mechanical transmission and braking technology field, there is broad prospect of application.
Description
Technical field
The utility model relates to a kind of SMD increasing and turns round variable-speed clutch, belongs to mechanical transmission and braking technology field.
Background technique
Clutch is mainly used for the transmission and the cut-out that realize motion or power between each power train of dynamic power machine, is generally arranged between motor and speed changer, is the total member be directly associated with motor in dynamic power machine power train; Different according to working principle and implementation, conventional clutch is mainly divided into electromagnetic clutch, magnetic particle coupling, friction clutcch and hydraulic type clutch Four types.Along with the develop rapidly of science and technology, exploitation has electromagnetism interference, stability of motions is good, structure is simple, be easy to the Novel clutch apparatus of the technical characterstics such as microminiaturization, become one of key technical problem urgently to be resolved hurrily in Current mechanical transmission and braking technology field, ultrasonic clutch device is exactly arise at the historic moment under such technical background.Compared with conventional clutch, because of its there is fast response time, the technological merit such as good and Standard size is little without electromagnetic interference, stability of motions, be expected to be widely used in mechanical transmission and braking technology field.
Chinese utility model patent " piezoelectric ceramic friction clutch brake ", Authorization Notice No. is CN 2304785Y, authorized announcement date is on January 20th, 1999, disclosed a kind of piezoelectric ceramic friction clutch brake, primarily of friction driving and driving two-part composition, friction driving is by leading, driven member is formed, drive part is by piezoelectric ceramic wafer and electrode plate is stacked forms, force transfer mechanism is equipped with in drive part end, it is leverage, be contained on driving link, friction shoe plate is fixed on force transfer mechanism, the internal surface of its circular arc portion and driven member forms friction pair, connected by bearing between driving link with driven member, drive part power supply input component is equipped with in the end of driving link, Chinese invention patent " a kind of modular ultrasonic clutch and braking device ", Authorization Notice No. is CN 100343545C, authorized announcement date is on October 17th, 2007, disclosed a kind of modular ultrasonic clutch and braking device, primarily of control power pack, driving element, drive element, supporting frame group, pre-apparatus for adjusting force, fixed base and bearing composition, this driving element and this drive element are the device comprising all piezoelectric elements, and mutually press in the junction plane of this device, contact, therefore the load end when clutch is applied understands the synchronous axial system with axle center of motor, and the load end when brake applications has braking effect, when piezoelectric element adds ac power supply, then the junction plane of this device can produce mechanical vibration because piezoelectric element is subject to the effect of inverse piezoelectric effect and be separated, therefore the load end when clutch is applied can stop operating, and the load end when brake applications cannot produce braking effect, Chinese invention patent " clutch based on ultrasonic suspending force controls ", Authorization Notice No. is CN 100424369C, authorized announcement date is on October 8th, 2008, disclosed a kind of clutch controlled based on ultrasonic suspending force, by active rotation dish, passive rotating disc, piezoelectric ceramic, Returnning spring and high frequency electric source composition, passive rotating disc is fastened in the cirque body of active rotation dish, the end face of active rotation dish contacts with an end face of passive rotating disc, piezoelectric ceramic is fixed on another end face of passive rotating disc, high frequency electric source is connected on the terminal of piezoelectric ceramic, Returnning spring is arranged on active rotation dish or passive rotating disc and active rotation dish and passive rotating disc is kept in touch.
The ultrasonic clutch apparatus of above-mentioned several implementation, though the generation of clutch action and the transmission of speed-torque can be realized, but its moment of torsion that cannot transmit clutch device and speed carry out regulating and control, cause the ultrasonic clutch apparatus of above-mentioned implementation exist device practical function single, technical problems such as turning round speed governing can not be increased, limit its application & development in mechanical transmission and braking technology field.
Summary of the invention
For solve current ultrasonic clutch exist device practical function single, technical problems such as turning round speed governing can not be increased, the utility model discloses a kind of SMD increasing and turn round variable-speed clutch.
The technological scheme that the utility model adopts is: described SMD increasing is turned round variable-speed clutch and comprised upper box, lower box, input shaft, axle head assembly, sliding support assembly, clutch exciting assembly, pretension assembly, output shaft, connection part and clamping bolt.
Described upper box both side ends is along the circumferential direction evenly provided with n thread pore structure, wherein n be more than or equal to 1 integer; Be provided with semicircle clamping support in the middle part of described upper box floor, described upper box and lower box flange connector place are provided with m through-hole structure along upper box circumference, wherein m be greater than 1 integer.Described lower box both side ends is along the circumferential direction evenly provided with n thread pore structure, semicircle clamping support is provided with in the middle part of described lower box floor, described lower box and upper box flange connector place are provided with m through-hole structure along lower box circumference, described lower box fixed base place is provided with k countersunk head thread pore structure along lower box circumference, wherein k be greater than 1 integer.Described input shaft is multidiameter shaft structure, described input shaft one side end is provided with keyway arrangements, described input shaft is provided with collecting ring structure near keyway arrangements side, described input shaft external peripheral surface is provided with groove structure in the axial direction, described input shaft is provided with groove structure near keyway arrangements side, described input shaft is provided with guide flat keyway arrangements on the external peripheral surface of end side, described input shaft is provided with external thread structure near guide flat keyway side, described input shaft is provided with shaft shoulder structure near external thread structure side, described input shaft groove structure is connected with deep groove ball bearing interference fit in axle head assembly with the external peripheral surface between shaft shoulder structure.Described axle head assembly is made up of deep groove ball bearing, circlip for shaft, end cap, a set of cups and felt; Described end cap is flange arrangement, and described end cap is along the circumferential direction evenly provided with 2m through-hole structure, and described end cap one side end face is provided with central through bore structure, is provided with trapezoid cross section groove structure inside described end cap central through-hole structure; Described a set of cups is the thin wall circular structure that a side end is provided with flange, and described a set of cups is along the circumferential direction evenly provided with 2m through-hole structure, and described a set of cups end side is provided with inward flange structure; Described felt is trapezoid cross section circle structure.Described sliding support assembly comprises input end sliding support assembly and output terminal sliding support assembly.Described input end sliding support assembly is made up of bearing shell, dive key, adjusting nut and sliding sleeve; Described bearing shell is thin wall circular structure, described bearing shell both side ends is provided with flanged structure, described bearing shell inner circumferential surface and spline housing or sliding sleeve are connected, described sliding sleeve is the hollow cylindrical structure that a side end is provided with flange, described slop-on flange surrounding is along the circumferential direction evenly provided with k through-hole structure, wherein k be more than or equal to 1 integer; Described sliding sleeve end side is provided with counter sink structure, and described sliding sleeve endoporus is provided with guide flat keyway arrangements, and described sliding sleeve external peripheral surface is provided with through-hole structure.Described output terminal sliding support assembly is made up of bearing shell and spline housing; Described spline housing is the hollow circuit cylinder body structure that a side end is provided with flange, described spline housing surrounding is along the circumferential direction evenly provided with k through-hole structure, described spline housing external peripheral surface is provided with through-hole structure, is provided with spline structure inside described spline housing hollow circular cylinder.Described clutch exciting assembly comprises fixed tray, exciting rod and friction plate; Described fixed tray is disc structure; Described fixed tray end face is along the circumferential direction evenly provided with k through-hole structure, and described fixed tray end face is provided with p countersunk head thread pore structure, wherein p be more than or equal to 1 integer; Described exciting rod is positive q limit tee section beam structure, wherein q be more than or equal to 3 integer; Described exciting rod both side ends surface is provided with p thread pore structure, q outerplanar of described exciting rod is along the circumferential direction evenly bonded with q sheet rectangular piezoelectric ceramic sheet, and described rectangular piezoelectric ceramic sheet adopts
d 31exciting pattern, and the polarization of its through-thickness; The deformation direction of the described rectangular piezoelectric ceramic sheet be arranged on exciting rod outerplanar becomes ± α angle arrangement relation with the central axial direction of exciting rod; Described friction plate is disc structure; Described friction plate end surface is provided with p countersunk head thread pore structure near central position.Described pretension assembly is made up of baffle plate, preloading spring and pre-load nut; Described baffle plate is disc structure, and described baffle center position is provided with through-hole structure; Described pre-load nut screws the outside thread being connected to output shaft; Described preloading spring is socketed on the external peripheral surface of output shaft.Described output shaft is multidiameter shaft structure, described output shaft one side end is provided with keyway arrangements, described output shaft is provided with collecting ring structure near keyway arrangements side, described output shaft external peripheral surface is provided with groove structure in the axial direction, described output shaft end side is along the circumferential direction provided with spline structure, described output shaft is provided with groove structure near keyway arrangements side, described output shaft is provided with external thread structure near spline structure side, shaft shoulder structure is provided with between described output shaft groove structure and external thread structure, described output shaft groove structure is connected with the deep groove ball bearing interference fit in axle head assembly with the external peripheral surface between shaft shoulder structure.Described connection part is made up of screw bolt and nut.
The described rectangular piezoelectric ceramic sheet be arranged in clutch exciting assembly on the exciting rod of side forms exciting group A1, the described rectangular piezoelectric ceramic sheet be arranged in clutch exciting assembly on opposite side exciting rod forms exciting group A2, and described exciting group A1 and exciting group A2 forms exciting group A.
Describedly a kind ofly turn round variable-speed clutch for the SMD increasing of the utility model and realize clutch for clutch control and increase the controlling method turning round speed governing and be specially: described exciting group A1 or described exciting group A2 or described exciting group A1 and exciting group A2 passes to the ac-excited electrical signal in a certain supersonic range (being generally greater than 16 kHz), and described ac-excited electrical signal can be the periodic electric signals such as sine, square wave or sawtooth wave.
The beneficial effects of the utility model are: apply the piezoelectric element of ac-excited electrical signal on exciting rod, exciting rod and friction plate is excited to produce torsion and flexural vibration mode respectively, utilize the superposition of mode of vibration and be coupled, produce and drive row ripple, formed and drive frictional force, by regulating amplitude size and the phase difference of excitation electric signal, speed-regulating function is turned round in clutch for clutch control and the increasing that can realize the utility model engaging and disengaging gear.The utility model have simple and compact for structure, electromagnetic compatibility good, transmitting torque/rotating speed technical advantage such as controlled flexibly, have broad application prospects in mechanical transmission and braking technology field.
Accompanying drawing explanation
Figure 1 shows that the sectional view of variable-speed clutch is turned round in a kind of SMD increasing that the utility model proposes;
Figure 2 shows that the sectional view of the case lid of variable-speed clutch is turned round in a kind of SMD increasing that the utility model proposes;
Figure 3 shows that the plan view of the case lid of variable-speed clutch is turned round in a kind of SMD increasing that the utility model proposes;
Figure 4 shows that the side view of the case lid of variable-speed clutch is turned round in a kind of SMD increasing that the utility model proposes;
Figure 5 shows that the sectional view of the casing of variable-speed clutch is turned round in a kind of SMD increasing that the utility model proposes;
Figure 6 shows that the plan view of the casing of variable-speed clutch is turned round in a kind of SMD increasing that the utility model proposes;
Figure 7 shows that the sectional view of the casing of variable-speed clutch is turned round in a kind of SMD increasing that the utility model proposes;
Figure 8 shows that the plan view of the input shaft of variable-speed clutch is turned round in a kind of SMD increasing that the utility model proposes;
Figure 9 shows that the sectional view of end cap in the axle head assembly of variable-speed clutch is turned round in a kind of SMD increasing that the utility model proposes;
Figure 10 shows that the plan view of end cap in the axle head assembly of variable-speed clutch is turned round in a kind of SMD increasing that the utility model proposes;
Figure 11 shows that the sectional view of a set of cups in the axle head assembly of variable-speed clutch is turned round in a kind of SMD increasing that the utility model proposes;
Figure 12 shows that the plan view of a set of cups in the axle head assembly of variable-speed clutch is turned round in a kind of SMD increasing that the utility model proposes;
Figure 13 shows that the sectional view of sliding sleeve in the input end sliding support assembly of variable-speed clutch is turned round in a kind of SMD increasing that the utility model proposes;
Figure 14 shows that the plan view of sliding sleeve in the input end sliding support assembly of variable-speed clutch is turned round in a kind of SMD increasing that the utility model proposes;
Figure 15 shows that the sectional view of spline housing in the output terminal sliding support assembly of variable-speed clutch is turned round in a kind of SMD increasing that the utility model proposes;
Figure 16 shows that the plan view of spline housing in the output terminal sliding support assembly of variable-speed clutch is turned round in a kind of SMD increasing that the utility model proposes;
Figure 17 shows that the input end sliding support assembly of variable-speed clutch and the sectional view of output terminal sliding support assembly intermediate bushing are turned round in a kind of SMD increasing that the utility model proposes;
Figure 18 shows that the input end sliding support assembly of variable-speed clutch and the plan view of output terminal sliding support assembly intermediate bushing are turned round in a kind of SMD increasing that the utility model proposes;
Figure 19 shows that the partial sectional view of the clutch exciting assembly of variable-speed clutch is turned round in a kind of SMD increasing that the utility model proposes;
Figure 20 shows that the side view of the clutch exciting assembly of variable-speed clutch is turned round in a kind of SMD increasing that the utility model proposes;
Figure 21 is depicted as the plan view that fixed tray in the clutch exciting assembly of variable-speed clutch is turned round in a kind of SMD increasing that the utility model proposes;
Figure 22 is depicted as the sectional view that fixed tray in the clutch exciting assembly of variable-speed clutch is turned round in a kind of SMD increasing that the utility model proposes;
Figure 23 is depicted as the partial sectional view that exciting rod in the clutch exciting assembly of variable-speed clutch is turned round in a kind of SMD increasing that the utility model proposes;
Figure 24 is depicted as the side view that exciting rod in the clutch exciting assembly of variable-speed clutch is turned round in a kind of SMD increasing that the utility model proposes;
Figure 25 is depicted as the plan view that friction plate in the clutch exciting assembly of variable-speed clutch is turned round in a kind of SMD increasing that the utility model proposes;
Figure 26 is depicted as the sectional view that friction plate in the clutch exciting assembly of variable-speed clutch is turned round in a kind of SMD increasing that the utility model proposes;
Figure 27 is depicted as the plan view that baffle plate in the pretension assembly of variable-speed clutch is turned round in a kind of SMD increasing that the utility model proposes;
Figure 28 is depicted as the sectional view that baffle plate in the pretension assembly of variable-speed clutch is turned round in a kind of SMD increasing that the utility model proposes;
Figure 29 is depicted as the plan view that the output shaft of variable-speed clutch is turned round in a kind of SMD increasing that the utility model proposes;
Figure 30 is depicted as the side view that the output shaft of variable-speed clutch is turned round in a kind of SMD increasing that the utility model proposes.
Embodiment
Embodiment one: composition graphs 1 ~ Figure 30 illustrates present embodiment.Present embodiments provide for the specific embodiments that variable-speed clutch is turned round in a kind of SMD increasing.Described SMD increasing is turned round variable-speed clutch and is formed primarily of upper box 1, lower box 2, input shaft 3, axle head assembly 4, sliding support assembly 5, clutch exciting assembly 6, pretension assembly 7, output shaft 8, connection part 9 and clamping bolt 10.
Described upper box 1 is casting box structure; Described upper box 1 both side ends is along the circumferential direction evenly provided with n tapped hole 1-1 structure, and it is for realizing being fixedly connected with of end cap 4-3 and a set of cups 4-4 and upper box 1 in axle head assembly 4 by clamping bolt 10, wherein n be more than or equal to 1 integer; Be provided with semicircle supporting base 1-2 structure in the middle part of described upper box 1 floor, it is for realizing being fastenedly connected of sliding support assembly 5 intermediate bushing 5-1-1 or 5-2-1; Described upper box 1 and lower box 2 flange connector place are provided with m through hole 1-3 structure along upper box 1 circumference, and it is for realizing being fastenedly connected of upper box 1 and lower box 2 by connection part 9, wherein m be greater than 1 integer.
Described lower box 2 is casting box structure; Described lower box 2 both side ends is along the circumferential direction evenly provided with n tapped hole 2-2 structure, and it is for realizing being fixedly connected with of end cap 4-3 and a set of cups 4-4 and lower box 2 in axle head assembly 4 by clamping bolt 10; Be provided with semicircle supporting base 2-1 structure in the middle part of described lower box 2 floor, it is for realizing being fastenedly connected of sliding support assembly 5 intermediate bushing 5-1-1 or 5-2-1; Described lower box 2 and upper box 1 flange connector place are provided with m through hole 2-4 structure along lower box 2 circumference, and it is for realizing being fastenedly connected of lower box 2 and upper box 1 by connection part 9; Described lower box 2 fixed base place is provided with k countersunk head tapped hole 2-3 structure along lower box 2 circumference, and it is for realizing being fixedly connected with of lower box 2 by clamping bolt 10, wherein k be greater than 1 integer.
State input shaft 3 for multidiameter shaft structure; Described input shaft 3 one side end is provided with keyway 3-1 structure, and it is for connecting the input realizing external power supply by key; Described input shaft 3 is provided with collecting ring 3-5 structure near keyway 3-1 structure side, and it is for the layout of electrified wire; Described input shaft 3 external peripheral surface is provided with groove 3-8 structure in the axial direction, and it is for the extraction of electrified wire; Described input shaft 3 is provided with groove 3-2 structure near keyway 3-1 structure side, and it realizes the axially locating in input shaft 3 one directions for being connected with circlip for shaft 4-2 in axle head assembly 4; Described input shaft 3 is provided with guide flat keyway 3-7 structure on the external peripheral surface of end side, and it realizes the utility model move and the transmission of power for being connected with dive key 5-1-2 in input end sliding support assembly 5-1; Described input shaft 3 is provided with outside thread 3-6 structure near guide flat keyway 3-7 side, and it is for screwing with adjusting nut 5-1-3 in input end sliding support assembly 5-1 the adjustment being connected and can realizing the utility model pretightening force; Described input shaft 3 is provided with shaft shoulder 3-4 structure near outside thread 3-6 structure side, and it realizes the axially locating in another direction of input shaft 3 for being connected with deep groove ball bearing 4-1 in axle head assembly 4; Described input shaft 3 groove 3-2 structure and the external peripheral surface 3-3 between shaft shoulder 3-4 structure are used for being connected with deep groove ball bearing 4-1 interference fit in axle head assembly 4, realize installation support and the axially locating of input shaft 3.
Described axle head assembly 4 comprises 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; Described deep groove ball bearing 4-1 is for realizing installation support and the axially locating of input shaft 3; Described circlip for shaft 4-2 is used for being connected with the groove 3-2 respective outer side edges on input shaft 3 axially locating realizing input shaft 3 one directions; Described end cap 4-3 is flange arrangement, and it is for being fixedly connected with by clamping bolt 10 axially locating realizing a deep groove ball bearing 4-1 direction; Described end cap 4-3 is along the circumferential direction evenly provided with 2m through hole 4-3-1 structure, and it is for realizing being fastenedly connected of end cap 4-3 and upper box 1 and lower box 2 by clamping bolt 10; Described end cap 4-3 mono-side end face is provided with central through bore 4-3-3 structure, and it is for realizing the mounting arrangements of input shaft 3; Be provided with trapezoid cross section annular groove 4-3-2 structure inside described end cap 4-3 central through bore 4-3-3 structure, it realizes dust sealing of the present utility model for being connected with felt 4-5; Described a set of cups 4-4 is the thin wall circular structure that a side end is provided with flange, and described a set of cups 4-4 is along the circumferential direction evenly provided with 2m through hole 4-4-2 structure, and it is for realizing by clamping bolt 10 and being fastenedly connected of upper box 1 and lower box 2; Described a set of cups 4-4 end side is provided with inward flange 4-4-1 structure, and it is for being fixedly connected with by clamping bolt 10 axially locating realizing another direction of deep groove ball bearing 4-1; Described felt 4-5 is trapezoid cross section circle structure, and it realizes dust sealing of the present utility model for being connected with annular groove 4-3-2 respective outer side edges on end cap 4-3.
Described sliding support assembly 5 comprises input end sliding support assembly 5-1 and output terminal sliding support assembly 5-2.Described input end sliding support assembly 5-1 is made up of bearing shell 5-1-1, dive key 5-1-2, adjusting nut 5-1-3 and sliding sleeve 5-1-4; Described bearing shell 5-1-1 is thin wall circular structure, in the supporting base 1-2 being arranged in upper box 1 and lower box 2 and supporting base 2-1; Described bearing shell 5-1-1 both side ends is provided with flange 5-1-1-1 structure, and it is for realizing the axially locating of bearing shell 5-1-1 by being connected with the supporting base 1-2 and supporting base 2-1 of upper box 1 and lower box 2; Described bearing shell 5-1-1 inner circumferential surface 5-1-1-2 is used for being connected with spline housing 5-2-2 or sliding sleeve 5-1-4 the axis or rotary motion that realize spline housing 5-2-2 or sliding sleeve 5-1-4; Described dive key 5-1-2 selection A type dive key; Described sliding sleeve 5-1-4 is the hollow cylindrical structure that a side end is provided with flange, described sliding sleeve 5-1-4 flange surrounding is along the circumferential direction evenly provided with k through hole 5-1-4-1 structure, it is for realizing and being fastenedly connected of fixed tray 6-1 in clutch exciting assembly 6 by connection part 9, wherein k be more than or equal to 1 integer; Described sliding sleeve 5-1-4 end side is provided with counter sink 5-1-4-2 structure, and it is for realizing the Spielpassung of input shaft 3 outside thread 3-6 structure; Described sliding sleeve 5-1-4 endoporus 5-1-4-4 is provided with guide flat keyway 5-1-4-3 structure, and it is for connecting the transmission realizing the utility model motion and power by dive key 5-1-2; Described sliding sleeve 5-1-4 external peripheral surface is provided with through hole 5-1-4-5 structure, and it is for the extraction of electrified wire.Described output terminal sliding support assembly 5-2 is made up of bearing shell 5-2-1 and spline housing 5-2-2; Described spline housing 5-2-2 is the hollow circuit cylinder body structure that a side end is provided with flange, described spline housing 5-2-2 flange surrounding is along the circumferential direction evenly provided with k through hole 5-2-2-1 structure, and it is for being fastenedly connected by fixed tray 6-1 in connection part 9 realization and clutch exciting assembly 6; Described spline housing 5-2-2 external peripheral surface is provided with through hole 5-2-2-3 structure, and it is for the extraction of electrified wire; Be provided with spline 5-2-2-2 structure inside described spline housing 5-2-2 hollow circular cylinder, it realizes the utility model move and the transmission of power for being connected with the spline 8-1 respective outer side edges of output shaft 8.
Described clutch exciting assembly 6 comprises fixed tray 6-1, exciting rod 6-2 and friction plate 6-3; Described fixed tray 6-1 is disc structure; Described fixed tray 6-1 end face is along the circumferential direction evenly provided with k through hole 6-1-2 structure, and it is for being fastenedly connected by guide pin bushing 5-1-4 or spline housing 5-2-2 in connection part 9 realization and sliding support assembly 5; Described fixed tray 6-1 end face is provided with p countersunk head tapped hole 6-1-1 structure, and it is for realizing and being fastenedly connected of exciting rod 6-2 by clamping bolt 10, wherein p be more than or equal to 1 integer; Described exciting rod 6-2 is positive q limit tee section beam structure, wherein q be more than or equal to 3 integer; Described exciting rod 6-2 both side ends surface is provided with p tapped hole 6-2-1 structure, and it is for realizing and being fastenedly connected of fixed tray 6-1 and friction plate 6-3 by clamping bolt 10; Q the outerplanar 6-2-2 of described exciting rod 6-2 is along the circumferential direction evenly bonded with q sheet rectangular piezoelectric ceramic sheet 6-2-3, described rectangular piezoelectric ceramic sheet 6-2-3 adopts
d 31exciting pattern, and the polarization of its through-thickness; The deformation direction of the described rectangular piezoelectric ceramic sheet 6-2-3 be arranged on exciting rod 6-2 outerplanar 6-2-2 becomes ± α angle arrangement relation with the central axial direction of exciting rod 6-2; Described friction plate 6-3 is disc structure; Described friction plate 6-3 end surface is provided with p countersunk head tapped hole 6-3-1 structure near central position, it is for realizing and being fastenedly connected of exciting rod 6-2 by clamping bolt 10.
Described pretension assembly 7 comprises baffle plate 7-1, preloading spring 7-2 and pre-load nut 7-3; Described baffle plate 7-1 is disc structure, and it realizes the applying of the utility model pretightening force by being connected with preloading spring 7-2; Described baffle plate 7-1 central position is provided with through hole 7-1-1 structure, and its layout for output shaft 8 is installed; Described pre-load nut 7-3 screws the outside thread 8-2 being connected to output shaft 8, described preloading spring 7-2 is socketed on the external peripheral surface of output shaft 8, and described preloading spring 7-2 is by being connected the generation and applying that realize the utility model pretightening force with baffle plate 7-1 and pre-load nut 7-3.
Described output shaft 8 is multidiameter shaft structure; Described output shaft 8 one side end is provided with keyway 8-6 structure, and it is for connecting the output realizing the utility model motion and power by key; Described output shaft 8 is provided with collecting ring 8-8 structure near keyway 8-6 structure side, and it is for the layout of electrified wire; Described output shaft 8 external peripheral surface is provided with groove 8-7 structure in the axial direction, and it is for the extraction of electrified wire; Described output shaft 8 end side is along the circumferential direction provided with spline 8-1 structure, and it realizes the utility model move and the transmission of power for being connected with the spline housing 5-2-2 in output terminal sliding support assembly 5-2; Described output shaft 8 is provided with groove 8-5 structure near keyway 8-6 structure side, and it realizes the location in output shaft 8 one directions for being connected with the circlip for shaft 4-2 in axle head assembly 4; Described output shaft 8 is provided with outside thread 8-2 structure near spline 8-1 structure side, and it is for by screwing with the pre-load nut 7-3 in pretension assembly 7 generation and applying that are connected and realize the utility model pretightening force; Be provided with shaft shoulder 8-3 structure between the groove 8-5 structure of described output shaft 8 and outside thread 8-2 structure, it realizes the axially locating in another direction of output shaft 8 for being connected with the deep groove ball bearing 4-1 in axle head assembly 4; Described output shaft 8 groove 8-5 structure and the external peripheral surface 8-4 between shaft shoulder 8-3 structure are used for being connected with the deep groove ball bearing 4-1 interference fit in axle head assembly 4, realize installation support and the axially locating of output shaft 8.
Described connection part 9 comprises bolt 9-1 and nut 9-2; Bolt 9-1 in described connection part 9 and nut 9-2 screw to be connected and realize being fastenedly connected and fixed installation of other structural members.
The described rectangular piezoelectric ceramic sheet 6-2-3 be arranged in clutch exciting assembly 6 on the exciting rod 6-2 of side forms exciting group A1, the described rectangular piezoelectric ceramic sheet 6-2-3 be arranged in clutch exciting assembly 6 on opposite side exciting rod 6-2 forms exciting group A2, and described exciting group A1 and exciting group A2 forms exciting group A.
Embodiment two: present embodiments provide for and a kind ofly turn round variable-speed clutch for SMD increasing and realize clutch for clutch control with increasing and turn round the specific embodiments of the controlling method of speed governing.
Describedly a kind ofly turn round variable-speed clutch for SMD increasing and realize clutch for clutch control and increase the specific embodiments turning round the controlling method of speed governing and be: described exciting group A1 or described exciting group A2 or described exciting group A1 and exciting group A2 passes to the ac-excited electrical signal in a certain supersonic range (being generally greater than 16 kHz), and described ac-excited electrical signal can be the periodic electric signals such as sine, square wave or sawtooth wave.
The utility model realizes clutch for clutch control and increases the principle turning round speed governing: the extensional vibration that described exciting group A excites encourages friction plate 6-3 to produce flexural vibration mode, the torsional vibration excitation exciting rod 6-2 that described exciting group A excites produces torsion modes, utilize the superposition of mode of vibration and be coupled, the contact surface of friction plate 6-3 and friction plate 6-3 produces and drives row ripple, formed and drive frictional force, by regulating ac-excited electrical signal amplitude size and the phase difference of exciting group A, speed regulating control is turned round in clutch for clutch control and the increasing that can realize the utility model engaging and disengaging gear.
Claims (1)
1. a variable-speed clutch is turned round in SMD increasing, is made up of upper box (1), lower box (2), input shaft (3), axle head assembly (4), sliding support assembly (5), clutch exciting assembly (6), pretension assembly (7), output shaft (8), connection part (9) and clamping bolt (10), described upper box (1) both side ends is along the circumferential direction evenly provided with n tapped hole (1-1) structure, wherein n be more than or equal to 1 integer, semicircle supporting base (1-2) structure is provided with in the middle part of described upper box (1) floor, described upper box (1) and lower box (2) flange connector place are provided with m through hole (1-3) structure along upper box (1) circumference, wherein m be greater than 1 integer, described lower box (2) both side ends is along the circumferential direction evenly provided with n tapped hole (2-2) structure, semicircle supporting base (2-1) structure is provided with in the middle part of described lower box (2) floor, described lower box (2) and upper box (1) flange connector place are provided with m through hole (2-4) structure along lower box (2) circumference, described lower box (2) fixed base place is provided with k countersunk head tapped hole (2-3) structure along lower box (2) circumference, wherein k be greater than 1 integer, described input shaft (3) is multidiameter shaft structure, described input shaft (3) side end is provided with keyway (3-1) structure, described input shaft (3) is provided with groove (3-2) structure near keyway (3-1) structure side, described input shaft (3) is provided with collecting ring (3-5) structure near keyway (3-1) structure side, described input shaft (3) external peripheral surface is provided with groove (3-8) structure in the axial direction, described input shaft (3) is provided with guide flat keyway (3-7) structure on the external peripheral surface of end side, described input shaft (3) is provided with outside thread (3-6) structure near guide flat keyway (3-7) side, described input shaft (3) is provided with the shaft shoulder (3-4) structure near outside thread (3-6) structure side, in external peripheral surface (3-3) axle head assembly (4) between described input shaft (3) groove (3-2) structure with the shaft shoulder (3-4) structure, deep groove ball bearing (4-1) interference fit is connected, described axle head assembly (4) comprises 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), described end cap (4-3) is flange arrangement, described end cap (4-3) is along the circumferential direction evenly provided with 2m through hole (4-3-1) structure, described end cap (4-3) one side end face is provided with central through bore (4-3-3) structure, is provided with trapezoid cross section annular groove (4-3-2) structure inside described end cap (4-3) central through bore (4-3-3) structure, described a set of cups (4-4) is the thin wall circular structure that a side end is provided with flange, and described a set of cups (4-4) is along the circumferential direction evenly provided with 2m through hole (4-4-2) structure, and described a set of cups (4-4) end side is provided with inward flange (4-4-1) structure, described felt (4-5) is trapezoid cross section circle structure, described sliding support assembly (5) comprises input end sliding support assembly (5-1) and output terminal sliding support assembly (5-2), described input end sliding support assembly (5-1) is by bearing shell (5-1-1), dive key (5-1-2), adjusting nut (5-1-3) and sliding sleeve (5-1-4) composition, described bearing shell (5-1-1) is thin wall circular structure, be arranged in the supporting base (1-2) of upper box (1) and lower box (2) with supporting base (2-1), described bearing shell (5-1-1) both side ends is provided with flange (5-1-1-1) structure, described bearing shell (5-1-1) inner circumferential surface (5-1-1-2) is connected with spline housing (5-2-2) or sliding sleeve (5-1-4), described sliding sleeve (5-1-4) is the hollow cylindrical structure that a side end is provided with flange, described sliding sleeve (5-1-4) flange surrounding is along the circumferential direction evenly provided with k through hole (5-1-4-1) structure, wherein k be more than or equal to 1 integer, described sliding sleeve (5-1-4) end side is provided with counter sink (5-1-4-2) structure, described sliding sleeve (5-1-4) endoporus (5-1-4-4) is provided with guide flat keyway (5-1-4-3) structure, described sliding sleeve (5-1-4) external peripheral surface is provided with through hole (5-1-4-5) structure, described output terminal sliding support assembly (5-2) is made up of bearing shell (5-2-1) and spline housing (5-2-2), described spline housing (5-2-2) is the hollow circuit cylinder body structure that a side end is provided with flange, described spline housing (5-2-2) surrounding is along the circumferential direction evenly provided with k through hole (5-2-2-1) structure, described spline housing (5-2-2) external peripheral surface is provided with through hole (5-2-2-3) structure, spline (5-2-2-2) structure is provided with inside described spline housing (5-2-2) hollow circular cylinder, described clutch exciting assembly (6) comprises fixed tray (6-1), exciting rod (6-2) and friction plate (6-3), described fixed tray (6-1) is disc structure, described fixed tray (6-1) end face is along the circumferential direction evenly provided with k through hole (6-1-2) structure, described fixed tray (6-1) end face is provided with p countersunk head tapped hole (6-1-1) structure, wherein p be more than or equal to 1 integer, described exciting rod (6-2) is positive q limit tee section beam structure, wherein q be more than or equal to 3 integer, described exciting rod (6-2) both side ends surface is provided with p tapped hole (6-2-1) structure, q outerplanar (6-2-2) of described exciting rod (6-2) is along the circumferential direction evenly bonded with q sheet rectangular piezoelectric ceramic sheet (6-2-3), and described rectangular piezoelectric ceramic sheet (6-2-3) adopts
d 31exciting pattern, and the polarization of its through-thickness, the deformation direction of the described rectangular piezoelectric ceramic sheet (6-2-3) be arranged on exciting rod (6-2) outerplanar (6-2-2) becomes ± α angle arrangement relation with the central axial direction of exciting rod (6-2), described friction plate (6-3) is disc structure, and described friction plate (6-3) end surface is provided with p countersunk head tapped hole (6-3-1) structure near central position, described pretension assembly (7) comprises baffle plate (7-1), preloading spring (7-2) and pre-load nut (7-3), described baffle plate (7-1) is disc structure, described baffle plate (7-1) central position is provided with through hole (7-1-1) structure, described pre-load nut (7-3) screws the outside thread (8-2) being connected to output shaft (8), and described preloading spring (7-2) is socketed on the external peripheral surface of output shaft (8), described output shaft (8) is multidiameter shaft structure, described output shaft (8) side end is provided with keyway (8-6) structure, described output shaft (8) is provided with collecting ring (8-8) structure near keyway (8-6) structure side, described output shaft (8) external peripheral surface is provided with groove (8-7) structure in the axial direction, described output shaft (8) end side is along the circumferential direction provided with spline (8-1) structure, described output shaft (8) is provided with groove (8-5) structure near keyway (8-6) structure side, described output shaft (8) is provided with outside thread (8-2) structure near spline (8-1) structure side, the shaft shoulder (8-3) structure is provided with between groove (8-5) structure of described output shaft (8) and outside thread (8-2) structure, external peripheral surface (8-4) between described output shaft (8) groove (8-5) structure with the shaft shoulder (8-3) structure is connected with deep groove ball bearing (4-1) interference fit in axle head assembly (4), described connection part (9) comprises bolt (9-1) and nut (9-2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520003879.5U CN204387154U (en) | 2015-01-06 | 2015-01-06 | Variable-speed clutch is turned round in a kind of SMD increasing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520003879.5U CN204387154U (en) | 2015-01-06 | 2015-01-06 | Variable-speed clutch is turned round in a kind of SMD increasing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204387154U true CN204387154U (en) | 2015-06-10 |
Family
ID=53359876
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520003879.5U Expired - Fee Related CN204387154U (en) | 2015-01-06 | 2015-01-06 | Variable-speed clutch is turned round in a kind of SMD increasing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204387154U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107939859A (en) * | 2017-10-23 | 2018-04-20 | 四川大学 | A kind of new ultrasonic clutch |
-
2015
- 2015-01-06 CN CN201520003879.5U patent/CN204387154U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107939859A (en) * | 2017-10-23 | 2018-04-20 | 四川大学 | A kind of new ultrasonic clutch |
| CN107939859B (en) * | 2017-10-23 | 2023-10-31 | 四川大学 | Novel ultrasonic clutch |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101951048B (en) | Direct-drive electric motor modulated basing on space magnetic field | |
| CN102931805A (en) | I-shaped combined magnetic adjusting device | |
| CN101951047A (en) | Disk permanent magnet composite brushless motor | |
| CN1909355B (en) | Rotary type ultraphonic motor | |
| CN204387154U (en) | Variable-speed clutch is turned round in a kind of SMD increasing | |
| CN204387155U (en) | A kind of longitudinal-shaking sandwich formula beam slab complex excitation increases turns round variable-speed clutch | |
| CN101656491B (en) | In-plane modal circumferential traveling wave rotary type ultrasonic motor | |
| CN105587790B (en) | Strength output sandwich mode conversion, which increases, turns round speed-adjustable clutch and its control method | |
| CN204592066U (en) | A kind of SMD beam slab complex excitation increases turns round variable-speed clutch | |
| CN204533278U (en) | There is the clutch increasing and turn round speed-regulating function | |
| CN204387153U (en) | A kind of SMD MODAL TRANSFORMATION OF A increases turns round variable-speed clutch | |
| EP2657568A2 (en) | External rotation type power generation device having biased power generator | |
| CN101783576A (en) | Permanent-magnet speed governor | |
| CN204387156U (en) | A kind of paster sandwich complex excitation increases turns round variable-speed clutch | |
| CN204533277U (en) | A kind of sandwich complex excitation increases turns round variable-speed clutch | |
| CN204592070U (en) | A kind of torsional oscillation sandwich beam slab complex excitation increases turns round variable-speed clutch | |
| CN204533276U (en) | A kind of sandwich MODAL TRANSFORMATION OF A increases turns round variable-speed clutch | |
| CN204592071U (en) | A kind of powerful output sandwich beam slab complex excitation increases turns round variable-speed clutch | |
| CN107947630B (en) | Hollow ultrasonic motor with outer ring output | |
| CN204533275U (en) | A kind of powerful output sandwich MODAL TRANSFORMATION OF A increases turns round variable-speed clutch | |
| CN105587794B (en) | SMD increase turns round speed-adjustable clutch and its control method | |
| CN206023555U (en) | A kind of permanent magnet clutch of low eddy-current loss | |
| CN105587792A (en) | Paster sandwich type composite-excitation torque-rise speed-regulation clutch device and control method thereof | |
| CN105587791B (en) | Sandwich mode conversion, which increases, turns round speed-adjustable clutch and its control method | |
| CN105587788A (en) | Paster type mode-transition torque-rise speed-regulation clutch device and control method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150610 Termination date: 20170106 |