CN105587794A - Paster type torque-rise speed-regulation clutch device and control method thereof - Google Patents
Paster type torque-rise speed-regulation clutch device and control method thereof Download PDFInfo
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- CN105587794A CN105587794A CN201510002715.5A CN201510002715A CN105587794A CN 105587794 A CN105587794 A CN 105587794A CN 201510002715 A CN201510002715 A CN 201510002715A CN 105587794 A CN105587794 A CN 105587794A
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Abstract
The invention discloses a paster type torque-rise speed-regulation clutch device and a control method thereof, and the paster type torque-rise speed-regulation clutch device is used for solving the technical problems such as a single function, incapacity of rising torque and regulating speed, and the like of a current ultrasonic clutch. The paster type torque-rise speed-regulation clutch device comprises an upper box, a lower box, an input shaft, a shaft end assembly, a slide supporting assembly, a clutch shock excitation assembly, a pre-tensioning assembly, an output shaft, a connecting assembly and a fastening bolt, wherein the clutch shock excitation assembly consists of a fixed plate, a shock excitation rod, a friction plate and a piezoelectric element; the piezoelectric element is a d31-mode rectangular piezoelectric ceramic piece which forms an angle of +/-alpha with the axis of shock excitation rod. A shock excitation electric signal within an ultrasonic frequency range is applied to the piezoelectric element; the shock excitation rod and the friction plate are excited to respectively generate a torsion mode and a bending vibration mode; and superposition and coupling of the vibration modes are utilized to generate drive traveling wave to form drive friction force, so that clutch control and mode-transition torque-rise of the device are realized. The paster type torque-rise speed-regulation clutch device has the technical advantages of being simple and compact in structure, capable of rising torque and regulating speed, and the like, and has a wide application prospect in the technical field of mechanical transmission and brake.
Description
Technical field
The present invention relates to a kind of SMD increasing and turn round speed-adjustable clutch and control method thereof, belong to machine driving and braking technology field.
Background technology
Clutch is mainly used for realizing between the each power train of dynamic power machine transmission and the cut-out of motion or power, is generally arranged between engine and speed changer, is the total member being directly associated with engine in dynamic power machine power train; Different according to operation principle and implementation, conventional clutch is mainly divided into electromagnetic clutch, magnetic particle coupling, slip clutch and hydraulic type clutch Four types. Along with scientific and technical develop rapidly, exploitation has the Novel clutch apparatus that anti-electromagnetic interference, kinetic stability are good, simple in structure, be easy to the technical characterstics such as microminiaturized, become one of key technical problem urgently to be resolved hurrily in current machine driving and braking technology field, ultrasonic clutch device is exactly to arise at the historic moment under such technical background. Compared with conventional clutch, because of the technological merit such as it has fast response time, good and Standard size is little without electromagnetic interference, kinetic stability, be expected to be widely used in machine driving and braking technology field.
Chinese utility model patent " piezoelectric ceramic friction clutch brake ", Granted publication number is CN2304785Y, Granted publication day is on January 20th, 1999, disclosed a kind of piezoelectric ceramic friction clutch brake, mainly formed by frictional drive and driving two parts, frictional drive is by leading, driven member forms, drive part is by piezoelectric ceramic wafer and battery lead 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 inner surface of its circular arc portion and driven member forms friction pair, between driving link and driven member, connected by bearing, drive part power supply input component is equipped with in the end of driving link, Chinese invention patent " a kind of modularity ultrasonic clutch and brake gear ", Granted publication number is CN100343545C, Granted publication day is on October 17th, 2007, disclosed a kind of modularity ultrasonic clutch and brake gear, mainly by controlling power pack, driving element, drive element, supporting frame group, pre-apparatus for adjusting force, holder and bearing composition, this driving element and this drive element are the device that comprises all piezoelectric elements, and the faying face in this device presses mutually, contact, therefore can following axle center of motor, the load end in the time that clutch is applied synchronously rotates, and load end in the time of brake applications has braking effect, in the time that piezoelectric element adds AC power, the faying face of this device can be separated because the effect that piezoelectric element is subject to inverse piezoelectric effect produces mechanical oscillation, therefore the load end in the time that clutch is applied can stop operating, and load end in the time of brake applications cannot produce braking effect, Chinese invention patent " based on the clutch of ultrasonic suspending force control ", Granted publication number is CN100424369C, Granted publication day is on October 8th, 2008, disclosed a kind of clutch based on ultrasonic suspending force control, by active rotation dish, passive rotating disc, piezoelectric ceramic piece, back-moving spring and high frequency electric source composition, passive rotating disc is fastened in the torus of active rotation dish, the end face of active rotation dish contacts with an end face of passive rotating disc, piezoelectric ceramic piece is fixed on another end face of passive rotating disc, high frequency electric source is connected on the terminals of piezoelectric ceramic piece, back-moving spring is arranged on active rotation dish or passive rotating disc active rotation dish and passive rotating disc is kept in touch.
The ultrasonic clutch apparatus of above-mentioned several implementations, though can realize the generation of clutch action and the transmission of speed-torque, but the moment of torsion that it cannot transmit clutch apparatus and speed regulate and control, cause the ultrasonic clutch apparatus of above-mentioned implementation exist device practical function single, can not increase technical problems such as turning round speed governing, limit its application and development in machine driving and braking technology field.
Summary of the invention
For solve current ultrasonic clutch device exist device practical function single, can not increase technical problems such as turning round speed governing, the invention discloses a kind of SMD increasing and turn round speed-adjustable clutch and control method thereof.
The technical solution adopted in the present invention is: described SMD increasing is turned round speed-adjustable clutch and comprised upper box, lower box, power shaft, axle head assembly, sliding support assembly, clutch exciting assembly, pretension assembly, output shaft, coupling assembling and fastening bolt.
Described upper box both side ends is along the circumferential direction evenly provided with n thread pore structure, and wherein n is more than or equal to 1 integer, described upper box floor middle part is provided with semicircle clamping support, and described upper box and lower box flange connector place are circumferentially provided with m through-hole structure along upper box, and wherein m is greater than 1 integer. described lower box both side ends is along the circumferential direction evenly provided with n thread pore structure, described lower box floor middle part is provided with semicircle clamping support, described lower box and upper box flange connector place are circumferentially provided with m through-hole structure along lower box, described lower box firm banking place is circumferentially provided with k countersunk head thread pore structure along lower box, and wherein k is greater than 1 integer. described power shaft is multidiameter structure, described power shaft one side end is provided with keyway arrangements, described power shaft is provided with collecting ring structure near keyway arrangements one side, described power shaft external peripheral surface is provided with groove structure along axis direction, described power shaft is provided with groove structure near keyway arrangements one side, on the external peripheral surface of described power shaft near end side, be provided with guide flat keyway structure, described power shaft is provided with external thread structure near guide flat keyway one side, described power shaft is provided with shaft shoulder structure near external thread structure one side, external peripheral surface between described power shaft groove structure and shaft shoulder structure is connected with deep groove ball bearing interference fit in axle head assembly. 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 hole structure, and described end cap central through hole structure inner side is provided with trapezoid cross section groove 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 circular ring structure. described sliding support assembly comprises input sliding support assembly and output sliding support assembly. described input 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 cylinder body 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, and wherein k is 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 structure, on described sliding sleeve external peripheral surface, is provided with through-hole structure. described output 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, and described spline housing surrounding is along the circumferential direction evenly provided with k through-hole structure, and described spline housing hollow circular cylinder inner side is provided with spline structure. described clutch exciting assembly comprises fixed disk, exciting rod and friction plate, described fixed disk is disc structure, described fixed disk end face is along the circumferential direction evenly provided with k through-hole structure, and described fixed disk end face is provided with p countersunk head thread pore structure, and wherein p is more than or equal to 1 integer, described exciting rod is positive q limit tee section girder construction, and wherein q is more than or equal to 3 integer, described exciting rod both side ends surface is provided with p thread pore structure, is along the circumferential direction evenly bonded with q sheet rectangular piezoelectric ceramic sheet on the q of a described exciting rod outerplanar, and described rectangular piezoelectric ceramic sheet adoptsd 31Exciting pattern, and its through-thickness polarization; The described deformation direction and become ± α of the central axial direction of exciting rod angle arrangement relation that is arranged in the rectangular piezoelectric ceramic sheet on exciting rod outerplanar; Described friction plate is disc structure; Described friction plate end surface is provided with p countersunk head thread pore structure near center. Described pretension assembly is made up of baffle plate, preloading spring and pre-load nut; Described baffle plate is disc structure, and described baffle plate center is provided with through-hole structure; Described pre-load nut screws the external screw thread that is connected in output shaft; Described preloading spring is socketed on the external peripheral surface of output shaft. Described output shaft is multidiameter structure; Described output shaft one side end is provided with keyway arrangements, 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 one side, described output shaft is provided with external thread structure near spline structure one side, between described output shaft groove structure and external thread structure, be provided with shaft shoulder structure, the external peripheral surface between described output shaft groove structure and shaft shoulder structure is connected with the deep groove ball bearing interference fit in axle head assembly. Described coupling assembling is made up of screw bolt and nut.
Describedly be arranged in clutch exciting assembly the rectangular piezoelectric ceramic sheet on a side exciting rod and form exciting group A1, the described formation of the rectangular piezoelectric ceramic sheet on opposite side exciting rod exciting group A2 in clutch exciting assembly, described exciting group A1 and the exciting group A2 formation exciting group A of being arranged in.
Describedly a kind ofly turn round speed-adjustable clutch for the SMD increasing of the present invention and realize clutch for clutch control and increase the control method of 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 pass to the interior ac-excited signal of telecommunication of a certain supersonic range (being generally greater than 16kHz), and the described ac-excited signal of telecommunication can be the periodic electric signals such as sine, square wave or sawtooth waveforms.
The invention has the beneficial effects as follows: apply the piezoelectric element of the ac-excited signal of telecommunication on exciting rod, exciting exciting rod and friction plate to produce respectively reverses and flexural vibration mode, utilize stack and the coupling of mode of oscillation, produce and drive row ripple, form and drive frictional force, by regulating amplitude size and the phase difference of excitation electric signal, can realize clutch for clutch control and the increasing of arrangement of clutch of the present invention and turn round speed-regulating function. That the present invention has is simple and compact for structure, Electro Magnetic Compatibility good, transmitting torque/rotating speed technical advantage such as controlled flexibly, in machine driving and braking technology field, has broad application prospects.
Brief description of the drawings
Figure 1 shows that a kind of SMD increasing that the present invention proposes turns round the cutaway view of speed-adjustable clutch;
Figure 2 shows that a kind of SMD increasing that the present invention proposes turns round the cutaway view of the case lid of speed-adjustable clutch;
Figure 3 shows that a kind of SMD increasing that the present invention proposes turns round the top view of the case lid of speed-adjustable clutch;
Figure 4 shows that a kind of SMD increasing that the present invention proposes turns round the side view of the case lid of speed-adjustable clutch;
Figure 5 shows that a kind of SMD increasing that the present invention proposes turns round the cutaway view of the casing of speed-adjustable clutch;
Figure 6 shows that a kind of SMD increasing that the present invention proposes turns round the top view of the casing of speed-adjustable clutch;
Figure 7 shows that a kind of SMD increasing that the present invention proposes turns round the cutaway view of the casing of speed-adjustable clutch;
Figure 8 shows that a kind of SMD increasing that the present invention proposes turns round the front view of the power shaft of speed-adjustable clutch;
Figure 9 shows that a kind of SMD increasing that the present invention proposes turns round the cutaway view of end cap in the axle head assembly of speed-adjustable clutch;
Figure 10 shows that a kind of SMD increasing that the present invention proposes turns round the front view of end cap in the axle head assembly of speed-adjustable clutch;
Figure 11 shows that a kind of SMD increasing that the present invention proposes turns round the cutaway view of a set of cups in the axle head assembly of speed-adjustable clutch;
Figure 12 shows that a kind of SMD increasing that the present invention proposes turns round the front view of a set of cups in the axle head assembly of speed-adjustable clutch;
Figure 13 shows that a kind of SMD increasing that the present invention proposes turns round the cutaway view of sliding sleeve in the input sliding support assembly of speed-adjustable clutch;
Figure 14 shows that a kind of SMD increasing that the present invention proposes turns round the front view of sliding sleeve in the input sliding support assembly of speed-adjustable clutch;
Figure 15 shows that a kind of SMD increasing that the present invention proposes turns round the cutaway view of spline housing in the output sliding support assembly of speed-adjustable clutch;
Figure 16 shows that a kind of SMD increasing that the present invention proposes turns round the front view of spline housing in the output sliding support assembly of speed-adjustable clutch;
Figure 17 shows that a kind of SMD increasing that the present invention proposes turns round the input sliding support assembly of speed-adjustable clutch and the cutaway view of output sliding support assembly intermediate bushing;
Figure 18 shows that a kind of SMD increasing that the present invention proposes turns round the input sliding support assembly of speed-adjustable clutch and the front view of output sliding support assembly intermediate bushing;
Figure 19 shows that a kind of SMD increasing that the present invention proposes turns round the partial sectional view of the clutch exciting assembly of speed-adjustable clutch;
Figure 20 shows that a kind of SMD increasing that the present invention proposes turns round the side view of the clutch exciting assembly of speed-adjustable clutch;
Figure 21 is depicted as a kind of SMD increasing that the present invention proposes and turns round the front view of fixed disk in the clutch exciting assembly of speed-adjustable clutch;
Figure 22 is depicted as a kind of SMD increasing that the present invention proposes and turns round the cutaway view of fixed disk in the clutch exciting assembly of speed-adjustable clutch;
Figure 23 is depicted as a kind of SMD increasing that the present invention proposes and turns round the partial sectional view of exciting rod in the clutch exciting assembly of speed-adjustable clutch;
Figure 24 is depicted as a kind of SMD increasing that the present invention proposes and turns round the side view of exciting rod in the clutch exciting assembly of speed-adjustable clutch;
Figure 25 is depicted as a kind of SMD increasing that the present invention proposes and turns round the front view of friction plate in the clutch exciting assembly of speed-adjustable clutch;
Figure 26 is depicted as a kind of SMD increasing that the present invention proposes and turns round the cutaway view of friction plate in the clutch exciting assembly of speed-adjustable clutch;
Figure 27 is depicted as a kind of SMD increasing that the present invention proposes and turns round the front view of baffle plate in the pretension assembly of speed-adjustable clutch;
Figure 28 is depicted as a kind of SMD increasing that the present invention proposes and turns round the cutaway view of baffle plate in the pretension assembly of speed-adjustable clutch;
Figure 29 is depicted as a kind of SMD increasing that the present invention proposes and turns round the front view of the output shaft of speed-adjustable clutch;
Figure 30 is depicted as a kind of SMD increasing that the present invention proposes and turns round the side view of the output shaft of speed-adjustable clutch.
Detailed description of the invention
Detailed description of the invention one: present embodiment is described in conjunction with Fig. 1 ~ Figure 30. Present embodiment provides a kind of SMD increasing to turn round the specific embodiments of speed-adjustable clutch. Described SMD increasing is turned round speed-adjustable clutch and is mainly made up of upper box 1, lower box 2, power shaft 3, axle head assembly 4, sliding support assembly 5, clutch exciting assembly 6, pretension assembly 7, output shaft 8, coupling assembling 9 and fastening 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 screwed hole 1-1 structure, and it is for realizing being fixedly connected with of axle head assembly 4 end cap 4-3 and a set of cups 4-4 and upper box 1 by fastening bolt 10, and wherein n is more than or equal to 1 integer; Described upper box 1 floor middle part is provided with semicircle supporting seat 1-2 structure, and 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 is circumferentially provided with m through hole 1-3 structure with lower box 2 flange connector places along upper box 1, and it is for realizing being fastenedly connected of upper box 1 and lower box 2 by coupling assembling 9, and wherein m is greater than 1 integer.
Described lower box 2 is casting box structure; Described lower box 2 both side ends are along the circumferential direction evenly provided with n screwed hole 2-2 structure, and it is for realizing being fixedly connected with of axle head assembly 4 end cap 4-3 and a set of cups 4-4 and lower box 2 by fastening bolt 10; Described lower box 2 floor middle parts are provided with semicircle supporting seat 2-1 structure, and 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 is circumferentially provided with m through hole 2-4 structure with upper box 1 flange connector place along lower box 2, and it is for realizing being fastenedly connected of lower box 2 and upper box 1 by coupling assembling 9; Described lower box 2 firm banking places are circumferentially provided with k countersunk head screwed hole 2-3 structure along lower box 2, and it is for realizing being fixedly connected with of lower box 2 by fastening bolt 10, and wherein k is greater than 1 integer.
State power shaft 3 for multidiameter structure; Described power shaft 3 one side ends are provided with keyway 3-1 structure, and it is for connecting the input that realizes external power supply by key; Described power shaft 3 is provided with collecting ring 3-5 structure near keyway 3-1 structure one side, and it is for the layout of electrified wire; Described power shaft 3 external peripheral surfaces are provided with groove 3-8 structure along axis direction, and it is drawn for electrified wire; Described power shaft 3 is provided with groove 3-2 structure near keyway 3-1 structure one side, and it is for being connected and realizing the axial location of 3 one directions of power shaft with axle head assembly 4 circlip for shaft 4-2; On the external peripheral surface of described power shaft 3 near end side, be provided with guide flat keyway 3-7 structure, it is for being connected and realizing the transmission of motion of the present invention and power with input sliding support assembly 5-1 dive key 5-1-2; Described power shaft 3 is provided with external screw thread 3-6 structure near guide flat keyway 3-7 mono-side, and it is for screwing and be connected the adjusting that can realize pretightning force of the present invention with input sliding support assembly 5-1 adjusting nut 5-1-3; Described power shaft 3 is provided with shaft shoulder 3-4 structure near external screw thread 3-6 structure one side, and it is for being connected and realizing the axial location of power shaft 3 another directions with axle head assembly 4 deep groove ball bearing 4-1; External peripheral surface 3-3 between described power shaft 3 groove 3-2 structures and shaft shoulder 3-4 structure, for being connected with axle head assembly 4 deep groove ball bearing 4-1 interference fit, realizes installation support and the axial location of power 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 axial location of power shaft 3; Described circlip for shaft 4-2 is for being connected with the groove 3-2 respective outer side edges on power shaft 3 axial location that realizes 3 one directions of power shaft; Described end cap 4-3 is flange arrangement, and it is for realizing the axial location of a direction of deep groove ball bearing 4-1 by being fixedly connected with of fastening bolt 10; 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 fastening bolt 10; Described end cap 4-3 mono-side end face is provided with central through hole 4-3-3 structure, and it is for realizing the mounting arrangements of power shaft 3; Described end cap 4-3 central through hole 4-3-3 structure inner side is provided with trapezoid cross section annular groove 4-3-2 structure, and it is for being connected and realizing dust seal of the present invention 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 being fastenedly connected by fastening bolt 10 realizations and 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 realizing the axial location of another direction of deep groove ball bearing 4-1 by being fixedly connected with of fastening bolt 10; Described felt 4-5 is trapezoid cross section circular ring structure, and it is for being connected and realizing dust seal of the present invention with the upper annular groove 4-3-2 respective outer side edges of end cap 4-3.
Described sliding support assembly 5 comprises input sliding support assembly 5-1 and output sliding support assembly 5-2. Described input 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, is arranged in the supporting seat 1-2 and supporting seat 2-1 of upper box 1 and lower box 2; Described bearing shell 5-1-1 both side ends is provided with flange 5-1-1-1 structure, and it is for by being connected and realizing the axial location of bearing shell 5-1-1 with the supporting seat 1-2 of upper box 1 and lower box 2 and supporting seat 2-1; Described bearing shell 5-1-1 inner circumferential surface 5-1-1-2 is for being connected and realizing the axial of spline housing 5-2-2 or sliding sleeve 5-1-4 or rotatablely move with spline housing 5-2-2 or sliding sleeve 5-1-4; Described dive key 5-1-2 selects with A type dive key; Described sliding sleeve 5-1-4 is the hollow cylinder body 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 by coupling assembling 9 and being fastenedly connected of clutch exciting assembly 6 fixed disk 6-1, and wherein k is 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 matched in clearance of power shaft 3 external screw thread 3-6 structures; 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 that realizes motion of the present invention and power by dive key 5-1-2; On described sliding sleeve 5-1-4 external peripheral surface, be provided with through hole 5-1-4-5 structure, it is drawn for electrified wire. Described output 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, and it is for being fastenedly connected by coupling assembling 9 realizations and clutch exciting assembly 6 fixed disk 6-1; Described spline housing 5-2-2 hollow circular cylinder inner side is provided with spline 5-2-2-2 structure, and it is for being connected with the spline 8-1 respective outer side edges of output shaft 8 transmission that realizes motion of the present invention and power.
Described clutch exciting assembly 6 comprises fixed disk 6-1, exciting rod 6-2 and friction plate 6-3; Described fixed disk 6-1 is disc structure; Described fixed disk 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 coupling assembling 9 realizations and sliding support assembly 5 guide pin bushing 5-1-4 or spline housing 5-2-2; Described fixed disk 6-1 end face is provided with p countersunk head screwed hole 6-1-1 structure, and it is for realizing by fastening bolt 10 and being fastenedly connected of exciting rod 6-2, and wherein p is more than or equal to 1 integer; Described exciting rod 6-2 is positive q limit tee section girder construction, and wherein q is more than or equal to 3 integer; Described exciting rod 6-2 both side ends surface is provided with p screwed hole 6-2-1 structure, and it is for being fastenedly connected by fastening bolt 10 realizations and fixed disk 6-1 and friction plate 6-3; On the q of described exciting rod 6-2 outerplanar 6-2-2, be along the circumferential direction evenly bonded with q sheet rectangular piezoelectric ceramic sheet 6-2-3, described rectangular piezoelectric ceramic sheet 6-2-3 adoptsd 31Exciting pattern, and its through-thickness polarization; The described deformation direction and become ± α of the central axial direction of exciting rod 6-2 angle arrangement relation that is arranged in the rectangular piezoelectric ceramic sheet 6-2-3 on exciting rod 6-2 outerplanar 6-2-2; Described friction plate 6-3 is disc structure; Described friction plate 6-3 end surface is provided with p countersunk head screwed hole 6-3-1 structure near center, and it is for being fastenedly connected by fastening bolt 10 realizations and exciting rod 6-2.
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 is by being connected and realizing applying of pretightning force of the present invention with preloading spring 7-2; Described baffle plate 7-1 center 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 external screw thread 8-2 that is connected in 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 and realizing the generation of pretightning force of the present invention and apply with baffle plate 7-1 and pre-load nut 7-3.
Described output shaft 8 is multidiameter structure; Described output shaft 8 one side ends are provided with keyway 8-6 structure, and it is for connecting the output that realizes motion of the present invention and power by key; Described output shaft 8 end side are along the circumferential direction provided with spline 8-1 structure, and it is for being connected and realizing the transmission of motion of the present invention and power with the spline housing 5-2-2 of output sliding support assembly 5-2; Described output shaft 8 is provided with groove 8-5 structure near keyway 8-6 structure one side, and it is for being connected and realizing the location of 8 one directions of output shaft with the circlip for shaft 4-2 of axle head assembly 4; Described output shaft 8 is provided with external screw thread 8-2 structure near spline 8-1 structure one side, and it is for realizing the generation of pretightning force of the present invention and apply by screwing to be connected with the pre-load nut 7-3 of pretension assembly 7; Between the groove 8-5 structure of described output shaft 8 and external screw thread 8-2 structure, be provided with shaft shoulder 8-3 structure, it is for being connected and realizing the axial location of output shaft 8 another directions with the deep groove ball bearing 4-1 of axle head assembly 4; External peripheral surface 8-4 between described output shaft 8 groove 8-5 structures and shaft shoulder 8-3 structure, for being connected with the deep groove ball bearing 4-1 interference fit of axle head assembly 4, realizes installation support and the axial location of output shaft 8.
Described coupling assembling 9 comprises bolt 9-1 and nut 9-2; Bolt 9-1 in described coupling assembling 9 screws to be connected with nut 9-2 and realizes being fastenedly connected and fixedly mounting of other structural members.
Describedly be arranged in clutch exciting assembly 6 the rectangular piezoelectric ceramic sheet 6-2-3 on a side exciting rod 6-2 and form exciting group A1, the described formation of the rectangular piezoelectric ceramic sheet 6-2-3 on opposite side exciting rod 6-2 exciting group A2 in clutch exciting assembly 6, described exciting group A1 and the exciting group A2 formation exciting group A of being arranged in.
Detailed description of the invention two: present embodiment provides a kind of and turned round for SMD increasing the specific embodiments that speed-adjustable clutch is realized clutch for clutch control and increased the control method of turning round speed governing.
Describedly a kind ofly turn round speed-adjustable clutch for SMD increasing and realize clutch for clutch control and increase the specific embodiments of control method of turning round speed governing and be: described exciting group A1 or described exciting group A2 or described exciting group A1 and exciting group A2 pass to the interior ac-excited signal of telecommunication of a certain supersonic range (being generally greater than 16kHz), and the described ac-excited signal of telecommunication can be the periodic electric signals such as sine, square wave or sawtooth waveforms.
The present invention realizes clutch for clutch control and increases the principle of turning round speed governing and be: the extensional vibration excitation friction plate 6-3 that described exciting group A excites produces flexural vibration mode, the twisting vibration excitation exciting rod 6-2 that described exciting group A excites produces torsion modes, utilize stack and the coupling of mode of oscillation, on the contact surface of friction plate 6-3 and friction plate 6-3, produce and drive row ripple, form and drive frictional force, by regulating ac-excited signal of telecommunication amplitude size and the phase difference of exciting group A, can realize clutch for clutch control and the increasing of arrangement of clutch of the present invention and turn round speed regulating control.
Claims (2)
1. a speed-adjustable clutch is turned round in SMD increasing, is made up of upper box (1), lower box (2), power shaft (3), axle head assembly (4), sliding support assembly (5), clutch exciting assembly (6), pretension assembly (7), output shaft (8), coupling assembling (9) and fastening bolt (10), described upper box (1) both side ends is along the circumferential direction evenly provided with n screwed hole (1-1) structure, wherein n is more than or equal to 1 integer, described upper box (1) floor middle part is provided with semicircle supporting seat (1-2) structure, described upper box (1) is circumferentially provided with m through hole (1-3) structure with lower box (2) flange connector place along upper box (1), and wherein m is greater than 1 integer, described lower box (2) both side ends is along the circumferential direction evenly provided with n screwed hole (2-2) structure, described lower box (2) floor middle part is provided with semicircle supporting seat (2-1) structure, described lower box (2) is circumferentially provided with m through hole (2-4) structure with upper box (1) flange connector place along lower box (2), described lower box (2) firm banking place is circumferentially provided with k countersunk head screwed hole (2-3) structure along lower box (2), and wherein k is greater than 1 integer, described power shaft (3) is multidiameter structure, described power shaft (3) one side ends are provided with keyway (3-1) structure, described power shaft (3) is provided with groove (3-2) structure near keyway (3-1) structure one side, described power shaft (3) is provided with collecting ring (3-5) structure near keyway (3-1) structure one side, described power shaft (3) external peripheral surface is provided with groove (3-8) structure along axis direction, described power shaft (3) is provided with guide flat keyway (3-7) structure near on the external peripheral surface of end side, described power shaft (3) is provided with external screw thread (3-6) structure near guide flat keyway (3-7) side, described power shaft (3) is provided with the shaft shoulder (3-4) structure near external screw thread (3-6) structure one side, in external peripheral surface (3-3) axle head assembly (4) between described power shaft (3) groove (3-2) structure and 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) side end face is provided with central through hole (4-3-3) structure, and described end cap (4-3) central through hole (4-3-3) structure inner side is provided with trapezoid cross section annular groove (4-3-2) 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 circular ring structure, described sliding support assembly (5) comprises input sliding support assembly (5-1) and output sliding support assembly (5-2), described input 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 seat (1-2) and supporting seat (2-1) of upper box (1) and lower box (2), 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 cylinder body 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 is 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, on described sliding sleeve (5-1-4) external peripheral surface, be provided with through hole (5-1-4-5) structure, described output 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, described spline housing (5-2-2) hollow circular cylinder inner side is provided with spline (5-2-2-2) structure, described clutch exciting assembly (6) comprises fixed disk (6-1), exciting rod (6-2) and friction plate (6-3), described fixed disk (6-1) is disc structure, described fixed disk (6-1) end face is along the circumferential direction evenly provided with k through hole (6-1-2) structure, described fixed disk (6-1) end face is provided with p countersunk head screwed hole (6-1-1) structure, and wherein p is more than or equal to 1 integer, described exciting rod (6-2) is positive q limit tee section girder construction, wherein q is more than or equal to 3 integer, described exciting rod (6-2) both side ends surface is provided with p screwed hole (6-2-1) structure, on q the outerplanar (6-2-2) of described exciting rod (6-2), be along the circumferential direction evenly bonded with q sheet rectangular piezoelectric ceramic sheet (6-2-3), described rectangular piezoelectric ceramic sheet (6-2-3) adoptsd 31Exciting pattern, and its through-thickness polarization, the described deformation direction of the rectangular piezoelectric ceramic sheet (6-2-3) on exciting rod (6-2) outerplanar (6-2-2) and become ± α of the central axial direction angle arrangement relation of exciting rod (6-2) of being arranged in, described friction plate (6-3) is disc structure, and described friction plate (6-3) end surface is provided with p countersunk head screwed hole (6-3-1) structure near center, 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) center is provided with through hole (7-1-1) structure, described pre-load nut (7-3) screws the external screw thread (8-2) that is connected in 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 structure, described output shaft (8) one side ends are provided with keyway (8-6) structure, described output shaft (8) is provided with collecting ring (8-8) structure near keyway (8-6) structure one side, described output shaft (8) external peripheral surface is provided with groove (8-7) structure along axis 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 one side, described output shaft (8) is provided with external screw thread (8-2) structure near spline (8-1) structure one side, between groove (8-5) structure of described output shaft (8) and external screw thread (8-2) structure, be provided with the shaft shoulder (8-3) structure, external peripheral surface (8-4) between described output shaft (8) groove (8-5) structure and the shaft shoulder (8-3) structure is connected with deep groove ball bearing (4-1) interference fit in axle head assembly (4), described coupling assembling (9) comprises bolt (9-1) and nut (9-2), describedly be arranged in clutch exciting assembly (6) the rectangular piezoelectric ceramic sheet (6-2-3) on a side exciting rod (6-2) and form exciting group A1, the described formation of the rectangular piezoelectric ceramic sheet (6-2-3) on opposite side exciting rod (6-2) exciting group A2 in clutch exciting assembly (6), described exciting group A1 and the exciting group A2 formation exciting group A of being arranged in.
2. the control method of speed-adjustable clutch is turned round in a SMD increasing as claimed in claim 1, it is characterized in that: turn round speed-adjustable clutch for SMD increasing and realize clutch action and turn round the control method of speed governing with increasing for a kind of, describedly a kind ofly turn round speed-adjustable clutch for SMD increasing and realize clutch action and increase the control method of turning round speed governing and be specially: exciting group A1 or exciting group A2 or exciting group A1 and exciting group A2 pass to the ac-excited signal of telecommunication in a certain supersonic range (being greater than 16kHz), and the ac-excited signal of telecommunication is the periodic electric signals such as sine, square wave or sawtooth waveforms.
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| CN201510002715.5A CN105587794B (en) | 2015-01-06 | 2015-01-06 | SMD increase turns round speed-adjustable clutch and its control method |
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| CN201510002715.5A CN105587794B (en) | 2015-01-06 | 2015-01-06 | SMD increase turns round speed-adjustable clutch and its control method |
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| CN105587794A true CN105587794A (en) | 2016-05-18 |
| CN105587794B CN105587794B (en) | 2017-12-01 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU684212A1 (en) * | 1977-11-14 | 1979-09-05 | Каунасский Политехнический Институт Им. Антанаса Снечкуса | Piezoceramic engagement clutch |
| US4183425A (en) * | 1977-08-11 | 1980-01-15 | G. M. Sommer Company, Inc. | Clutch-brake with speed differential coolant pump |
| 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 |
| US5135090A (en) * | 1990-06-29 | 1992-08-04 | Valeo | Actuator for a motor vehicle clutch |
| CN2304785Y (en) * | 1996-10-24 | 1999-01-20 | 张学成 | Piezoelectric ceramic friction clutch brake |
| CN1556583A (en) * | 2004-01-06 | 2004-12-22 | 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
Patent Citations (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 |
| US5135090A (en) * | 1990-06-29 | 1992-08-04 | Valeo | Actuator for a motor vehicle clutch |
| CN2304785Y (en) * | 1996-10-24 | 1999-01-20 | 张学成 | Piezoelectric ceramic friction clutch brake |
| CN1556583A (en) * | 2004-01-06 | 2004-12-22 | 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 |
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| CN105587794B (en) | 2017-12-01 |
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