CN204103740U - Two magnetic coupling speed regulating device - Google Patents
Two magnetic coupling speed regulating device Download PDFInfo
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- CN204103740U CN204103740U CN201420697148.0U CN201420697148U CN204103740U CN 204103740 U CN204103740 U CN 204103740U CN 201420697148 U CN201420697148 U CN 201420697148U CN 204103740 U CN204103740 U CN 204103740U
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- disk
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Abstract
The utility model provides a kind of two magnetic coupling speed regulating device, belongs to mechanical transmission field, comprises support, motor shaft, bearing axle, translation mechanism, fixed mount, the first conductor disc be arranged side by side and the second conductor disc; First conductor disc is slidably connected by one end of the close motor shaft of axle sleeve and bearing axle, and the second conductor disc is fixedly installed on one end of the close bearing axle of motor shaft, the first conductor disc is provided with the first magnetic patch, the second conductor disc is provided with the second magnetic patch.First conductor disc and the second conductor disc not only can as conductor disc but also can as disk, second magnetic patch and the cooperation of the first conductor disc, the first magnetic patch and the second conductor disc coordinate formation two permanent magnetic couplings, the torque transfer effect generation superposition that two permanent magnetic couplings are formed, acting in conjunction realizes the transmission of torque, when the first conductor disc and the second conductor disc diameter are fixed, increase overall maximum power, the load that can bear increases, and laser propagation effect is better.
Description
Technical field
The utility model relates to mechanical transmission field, in particular to two magnetic coupling speed regulating device.
Background technology
Permanent magnetic coupling is realized by the device of motor to the torque transfer of load by the air gap between conductor disc and disk, can realize the kind of drive of mechanical link between motor and load.Permanent magnetic coupling is widely used in speed regulating device, can adjust the output speed of load equipment at any time, reach the object of variable speed energy saving.Permanent magnetic coupling is generally made up of conductor disc and disk, existing disk generally comprises disk skeleton and permanent magnet, permanent magnet is fixed on disk skeleton, produce magnetic field, when relatively rotating between conductor disc and disk, the magnetic line of force that conductor disc cutting permanent magnet produces also produces vortex flow, and vortex flow produces dislike magnetic field, the magnetic field reciprocation produced with permanent magnet, thus realize transmission of torque therebetween.
Existing disk and conductor disc are all independent settings, and wherein conductor disc is connected with motor shaft, and disk is connected with bearing axle, and intercouple between conductor disc and disk transmission torque; And the limited diameter of disk, the magnetic patch quantity that can install is limited, and causes the maximum power of permanent magnetic coupling to be limited, and can only change maximum power by the diameter increasing conductor disc and disk, wastes time and energy during replacing.
Utility model content
The utility model provides a kind of two magnetic coupling speed regulating device, and the problems referred to above are improved.
The utility model is achieved in that
A kind of two magnetic coupling speed regulating device, comprising:
Support;
Motor shaft, described motor shaft and described support are rotationally connected by bearing, and described support is stretched out in one end of described motor shaft, for being connected with the rotation axis of motor;
Bearing axle, described bearing axle and described support are rotationally connected by bearing, and described support is stretched out, for being connected with load in one end away from described motor shaft of described bearing axle;
The first conductor disc be arranged side by side and the second conductor disc, described first conductor disc is slidably connected by one end of the close described motor shaft of axle sleeve and described bearing axle, described second conductor disc is fixedly installed on one end of the close described bearing axle of described motor shaft, described first conductor disc is provided with the first magnetic patch, described second conductor disc is provided with the second magnetic patch;
Translation mechanism and fixed mount, described translation mechanism is fixed on the bracket and is driven described fixed mount to slide along the direction of axis line of described bearing axle; Described fixed mount is ring-type and is set in the outside of described axle sleeve, and the outside of described axle sleeve and the inner side correspondence of described fixed mount are provided with annular protrusion and annular groove, and described annular protrusion is embedded in described annular groove.
Support is for supporting other part and protecting internal unit.Motor shaft is connected with the rotation axis of motor, and driven by motor motor shaft rotates, and for speed regulating device provide power, is rotationally connected between motor shaft and support by bearing, input torque; Bearing axle is used for Driving Torque, and bearing axle is connected with load and drives its rotation to realize certain action.First conductor disc is provided with the first magnetic patch, the second conductor disc is provided with the second magnetic patch, the first conductor disc and the second conductor disc both can be used as conductor disc, can use as disk again; Second magnetic patch and the first conductor disc coordinate formation permanent magnetic coupling, certain air gap is there is between second magnetic patch and the first conductor disc, second magnetic patch produces magnetic field, when the two relatively rotates, first conductor disc is cut the magnetic line of force of the second magnetic patch generation and is produced vortex flow, vortex flow produces dislike electric field, the magnetic field reciprocation produced with the second magnetic patch, all follow motor shaft due to the second conductor disc and the second magnetic patch to rotate, second magnetic patch rotates and applies reaction force to the first conductor disc, first conductor disc drives bearing axle to rotate, and realizes the transmission of torque; First magnetic patch and the second conductor disc coordinate formation permanent magnetic coupling, certain air gap is there is between first magnetic patch and the second conductor disc, first magnetic patch produces magnetic field, when the two relatively rotates, second conductor disc is cut the magnetic line of force of the first magnetic patch generation and is produced vortex flow, and vortex flow produces dislike electric field, the magnetic field reciprocation produced with the first magnetic patch, first magnetic patch rotates and drives bearing axle to rotate, and realizes the transmission of torque.Axle sleeve is fixedly connected with the first conductor disc and can moves left and right relative to the axial line of bearing axle along bearing axle, and translation mechanism and fixed mount can drive the first conductor disc motion, regulate the air gap between the first conductor disc and the second conductor disc.
For being slidably connected between axle sleeve and bearing axle, therebetween can relative sliding but cannot relatively rotate; Translation mechanism and fixed mount acting in conjunction make the first conductor disc can move along the direction of axis line of bearing axle, thus regulate the air gap between the first conductor disc and the second conductor disc, change the second magnetic patch and the first conductor disc, coupling area between the first magnetic patch and the second conductor disc, realize the transmission of different torque.Fixing between first conductor disc and axle sleeve, can relative sliding but cannot relatively rotate between support and fixed mount, coordinate between annular protrusion and annular groove and make can relatively rotate between fixed mount and axle sleeve but cannot relative sliding, can relative sliding but cannot relatively rotate between axle sleeve and bearing axle, can to relatively rotate between bearing axle and support but cannot relative sliding, when needing the air gap between adjustment first conductor disc and the second conductor disc, control translation mechanism works, translation mechanism drives fixed mount to move along the direction of axis line of bearing axle, because annular protrusion is embedded in annular groove, axle sleeve moves left and right with fixed mount, and between axle sleeve and bearing axle, do not produce active force, bearing axle maintains static, axle sleeve can move along the direction of axis line of bearing axle, and it is fixing between the first conductor disc and axle sleeve, therefore the first conductor disc is moved with axle sleeve, the direction of motion is vertical with the end face near the second conductor disc of the first conductor disc, therebetween air gap changes, coupling area changes immediately, thus realize speed governing object.Relative sliding herein refers to and to move along the direction of axis line of bearing axle to contrary both direction or one of them part is motionless, another one part moves along the direction of axis line of bearing axle.
Further, described first magnetic patch comprises axial magnetic patch and radial magnetic patch, line centered by the axial line of described first conductor disc, described axial magnetic patch and the equal circular array shape of described radial magnetic patch; The side of close described first conductor disc of described second conductor disc is provided with the first conductor region and the second conductor region, corresponding with described axial magnetic patch and radial magnetic patch respectively; Described first conductor disc is provided with the 3rd conductor region, described 3rd conductor region is corresponding with described second magnetic patch.
Axial magnetic patch, radial magnetic patch and the second magnetic patch form three different magnetic fields, first conductor region of corresponding second conductor disc and the 3rd conductor region of the second conductor region and the first conductor disc respectively, can increase the maximum power of permanent magnetic coupling when the diameter of the first conductor disc and the second conductor disc is fixed, the diameter of maximum power one timing the first conductor disc and the second conductor disc is less.When first conductor disc and the second conductor disc relatively rotate, do not have an effect between the first magnetic patch and the first conductor disc, do not have an effect between the second magnetic patch and the second conductor disc; The torque transfer effect that the torque transfer effect that first conductor region and axial magnetic patch are formed, the second conductor region and radial magnetic patch are formed and the 3rd conductor region produce with the torque transfer effect that the second magnetic patch is formed and superpose, acting in conjunction, realize the transmission of torque, the maximum power of permanent magnetic coupling increases, and laser propagation effect is better.
Further, described first conductor disc is provided with axial disk and radial disk, described axial disk and described radial disk are ring-type, one end of described axial disk is fixedly connected with described first conductor disc, described axial disk is provided with axial notch, the radial cross-section of described axial notch is trapezoidal, the shorter base of the described trapezoidal length of side is minor face, another base is long limit, described minor face runs through madial wall or the lateral wall of described axial disk, described long limit is arranged on the inside of the sidewall of described axial disk, described axial notch runs through one end away from described first conductor disc of described axial disk, described axial magnetic patch or axial balancing weight is all embedded with in described axial notch, described first conductor region is annular groove-shaped, described axial disk embeds described first conductor region, the side of described radial disk is fixedly connected with described first conductor disc, and described radial disk is provided with radial groove, is embedded with described radial magnetic patch or radial balancing weight in described radial groove, and described second conductor region is adjacent with described radial disk.
Axial magnetic patch and axial balancing weight are embedded in axial notch, and all axial notches all use axial magnetic patch or axial balancing weight to fill up, and the two can take off and change, thus adjusts the quantity of axial magnetic patch, change the magnetic field intensity that axial magnetic dish is formed; Radial magnetic patch and radial balancing weight are embedded in radial groove, and all radial grooves all use radial magnetic patch or radial balancing weight to fill up, and the two can take off and change, thus adjusts the quantity of radial magnetic patch, change the magnetic field intensity that radial disk is formed.Magnetic field intensity changes the change causing the maximum power of permanent magnetic coupling, adapt to different demands, do not need to change disk, only need to adjust the quantity of axial magnetic patch and axial balancing weight or the quantity of radial magnetic patch and radial balancing weight, mode of operation is easy, and use cost is lower.When first conductor disc is rotated, axial magnetic patch or axial balancing weight can be subject to the effect of centrifugal force, are positioned at axial magnetic patch outside axial disk or axial balancing weight may be thrown out of; When first conductor disc is static, axial magnetic patch or axial balancing weight can be subject to the effect of gravity, are positioned at axial magnetic patch inside axial disk or axial balancing weight may drop.Base and two waists of axial magnetic patch or axial balancing weight are all fitted with axial notch, then the radial cross-section of axial magnetic patch and axial balancing weight is also trapezoidal, trapezoidal minor face through-shaft is to the madial wall of disk or lateral wall, namely the upper bottom surface of axial magnetic patch and axial balancing weight is exposed, dielectric impedance is not had when forming magnetic field, long limit is positioned at the inside of axial disk, and axial magnetic patch or axial balancing weight embed in axial notch, and the two radially cannot come off from axial notch; And axial notch through-shaft is to one end away from the first conductor disc of disk, axial magnetic patch or axial balancing weight can be removed replacing from this, change and fix easy.
Further, one end away from described first conductor disc of described axial disk is provided with end cap, and described end cap is ring-type, and side and the described axial disk of described end cap post and fix; The side away from described axial disk of described first conductor disc is provided with the fin of ring-type, and described fin is connected with described first conductor disc.
Because axial notch through-shaft is to the formation of the one end away from the first conductor disc breach of disk, axial magnetic patch or axial balancing weight may have certain displacement space under the effect of external force, the position of axial magnetic patch is caused to offset from indentation, there, the disorder of magnetic line of force position causes magnetic field intensity to change, affect the effect of disk, cause potential safety hazard; After this indentation, there increases end cap, end cap is fixed on axial disk, breach is sealed completely, and due to axial magnetic patch and axial balancing weight all substantially equal with axial notch size, except upper bottom surface, its lap of axial magnetic patch and axial balancing weight is all fitted with axial notch or end cap, gap is negligible, makes axial magnetic patch or axial balancing weight cannot be movable, and the stability of the first conductor disc is stronger, the magnetic field produced is more stable, then torque transfer is more steady.The heat produced in the course of work of permanent magnetic coupling can distribute by fin, the temperature too high damage caused when avoiding the power of permanent magnetic coupling larger, improves the useful life of each several part part, reduces use cost.
Further, described translation mechanism is hollow hydraulic cylinder, described hollow hydraulic cylinder comprises pipe in annular outer tube and annular, in described annular pipe be arranged on described annular outer tube inside and with described annular outer concentric tube, cavity is formed between pipe in described annular outer tube and described annular, be provided with the plunger of annular in described cavity, described fixed mount is arranged on one end away from described cavity of described plunger, and described bearing axle is through the inner side of pipe in described annular.
Owing to being white space between pipe in the annular of hollow hydraulic cylinder, bearing axle can pass, and can not change the position of parts; Control only to need a hollow hydraulic cylinder when the first conductor disc moves left and right, control simple and convenient, the displacement everywhere of axle sleeve is all equal, make between the first conductor disc end face and the end face of the second conductor disc parallel all the time, the inconsistent axle sleeve that causes of action and the first conductor disc distortion when avoiding multiple hydraulic cylinder to work simultaneously; And, plunger due to hollow hydraulic cylinder is circular, the end face away from cavity of plunger is all connected with fixture, the part that fixture contacts with axle sleeve is stressed very evenly and shift length is completely equal,, stable performance more simple relative to mechanical type axial screw moving structure, plunger is directly connected with axle sleeve, and reduce driving parts, energy loss is less.
Further, one end away from described cavity of the plunger of described hollow hydraulic cylinder is provided with the first guide post, described support is provided with the first pilot hole, one end of described first guide post is fixedly connected with described plunger, the other end runs through described first pilot hole, the axial line of described first guide post, the axial line of described first pilot hole and the axis parallel of described bearing axle.
First guide post runs through the first pilot hole, and the first guide post can slide but can not rotate in the first pilot hole, thus realizes the relative sliding between plunger and support; Due to certain frictional force can be produced between annular protrusion and annular groove when axle sleeve rotates, thus make the plunger of hollow hydraulic cylinder have the trend of rotation, plunger is by after the first guide post and the first pilot hole guiding, plunger is limited, can only slide along the direction of the first guide post, cannot rotate, ensure the plunger stability of hollow hydraulic cylinder.
Further, described translation mechanism comprises turbine, worm screw, the transmission collar and the control motor for driving described worm screw to rotate; Described turbine and described worm screw coordinate, and the side of described turbine is fixedly installed fluted disc; Described driving sleeve rotates and arranges on the bracket, the outside of described driving sleeve and described fluted disc adopt meshed transmission gear, the inwall of described driving sleeve is provided with internal thread, and the outer wall of described fixed mount is provided with external screw thread, described internal thread and the engagement of described external screw thread; Described fixed mount is provided with the second guide post, described support is provided with the second pilot hole, described second guide post runs through described second pilot hole.
Use turbine, worm screw etc. are the another kind of modes of air gap between change first conductor disc and the second conductor disc, second guide post runs through the second pilot hole, second guide post can slide and can not rotate in the second pilot hole, thus realizes the slip between fixed mount and support; Control driven by motor worm screw to rotate, worm screw coordinates the rotation realizing turbine with turbine, fluted disc rotates with turbine, and the fluted disc on driving sleeve and turbine adopts gears meshing, driving sleeve rotates under the fluted disc effect of turbine, the internal thread of driving sleeve coordinates with the external screw thread of fixed mount outer wall, drives fixed mount to move left and right along the direction of axis line of bearing axle.Driving sleeve rotates one week, the shift length of fixed mount is fixed, therefore the displacement of the first conductor disc can be controlled by the angle of the rotation controlling power transmission shaft, the displacement of fixed mount regulates meticulousr, thus making the state that the coupling area of the first conductor disc and the second conductor disc reaches ideal, the transmission of torque is more accurate.
Further, connected between described support and described motor shaft by strutting piece, described strutting piece is ring-type, and described strutting piece is set in the outside of described motor shaft, is provided with at least two bearings between the inner side of described strutting piece and described motor shaft.
Arrange bearing in the inner side of strutting piece and be rotationally connected with motor shaft, motor shaft, completely by stent support, no longer needs the rotation axis of motor to support; the rotation axis of motor no longer bears extra load; can not produce too much heat during operation, the performance of protection motor, extends the useful life of motor.
Further, described first conductor disc is provided with through hole, the side of close described first conductor disc of described second conductor disc is provided with the first groove, one end of close described second conductor disc of described bearing axle is passed described through hole and stretches into described first groove, is rotationally connected between described bearing axle and described second conductor disc by bearing.
Bearing axle is passed through hole and is rotationally connected by the inwall of bearing and the first groove, and the end of bearing axle is supported fixing, and bearing axle is more stable, can not shake, and torque transfer process is more reliable and more stable.
Further, bearing is provided with between the inner side of described fixed mount and the outside of described axle sleeve.
Fixed mount maintains static, and can not deflect when bearing makes axle sleeve rotate relative to fixed mount, the rotation of axle sleeve and the first conductor disc is more reliable and more stable.
Compared with prior art, the beneficial effects of the utility model are: the first conductor disc and the second conductor disc not only can as conductor disc but also can as disk, second magnetic patch and the cooperation of the first conductor disc, the first magnetic patch and the second conductor disc coordinate formation two permanent magnetic couplings, the torque transfer effect generation superposition that two permanent magnetic couplings are formed, acting in conjunction realizes the transmission of torque, when the first conductor disc and the second conductor disc diameter are fixed, increase overall maximum power, the load that can bear increases, and laser propagation effect is better; When overall maximum power is certain, the diameter of the first conductor disc and the second conductor disc is less, and energy consumption is less.
Accompanying drawing explanation
Two magnetic coupling speed regulating device front views that Fig. 1 provides for the utility model embodiment 1;
Fig. 2 is the A-A cutaway view of Fig. 1;
Fig. 3 is the B portion close-up schematic view of Fig. 2;
Fig. 4 is the C portion close-up schematic view of Fig. 3;
Two magnetic coupling speed regulating device front views that Fig. 5 provides for the utility model embodiment 2;
Fig. 6 is the D-D cutaway view of Fig. 5;
Fig. 7 is the E portion close-up schematic view of Fig. 6;
Fig. 8 is the first conductor disc end view of Fig. 5;
Fig. 9 is the F-F cutaway view of Fig. 8.
Support 101; Motor shaft 102; Bearing axle 103; Fixed mount 104; First conductor disc 105; Second conductor disc 106; First magnetic patch 107; Second magnetic patch 108; Axle sleeve 109; Annular protrusion 110; Annular groove 111; Hollow hydraulic cylinder 112; Annular outer tube 113; Pipe 114 in annular; Plunger 115; First guide post 116; First pilot hole 117; Axial magnetic patch 118; Radial magnetic patch 119; First conductor region 120; Second conductor region 121; 3rd conductor region 122; Axial disk 123; Radial disk 124; End cap 125; Fin 126; Turbine 127; Worm screw 128; The transmission collar 129; Control motor 130; Fluted disc 131; Second guide post 132; Second pilot hole 133; Strutting piece 134; First groove 135.
Embodiment
Permanent magnetic coupling is realized by the device of motor to the torque transfer of load by the air gap between conductor disc and disk, can realize the kind of drive of mechanical link between motor and load.Permanent magnetic coupling is widely used in speed regulating device, can adjust the output speed of load equipment at any time, reach the object of variable speed energy saving.Existing disk and conductor disc are all independent settings, and wherein conductor disc is connected with motor shaft, and disk is connected with bearing axle, and intercouple between conductor disc and disk transmission torque; And the limited diameter of disk, the magnetic patch quantity that can install is limited, and causes the maximum power of permanent magnetic coupling to be limited, and can only change maximum power by the diameter increasing conductor disc and disk, wastes time and energy during replacing.
For making the object of the utility model embodiment, technical scheme and advantage clearly, below in conjunction with the accompanying drawing in the utility model embodiment, technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Two magnetic coupling speed regulating device front views that Fig. 1 provides for the utility model embodiment 1; Fig. 2 is the A-A cutaway view of Fig. 1; Fig. 3 is the B portion close-up schematic view of Fig. 2; Fig. 4 is the C portion close-up schematic view of Fig. 3.As Figure 1-Figure 4; the utility model example 1 provides a kind of two magnetic coupling speed regulating device; comprise support 101, motor shaft 102, bearing axle 103, translation mechanism, fixed mount 104, the first conductor disc 105 and the second conductor disc 106 of being arranged side by side, support 101 is for supporting other part and protecting internal unit.
Motor shaft 102 and support 101 are rotationally connected by bearing, and support 101 is stretched out in one end of motor shaft 102, for being connected with the rotation axis of motor; Bearing axle 103 and support 101 are rotationally connected by bearing, and support 101 is stretched out in one end away from motor shaft 102 of bearing axle 103, for being connected with load.Motor shaft 102 is connected with the rotation axis of motor, and driven by motor motor shaft 102 rotates, and for speed regulating device provide power, is rotationally connected, input torque between motor shaft 102 and support 101 by bearing; Bearing axle 103 is for Driving Torque, and bearing axle 103 is connected with load and drives its rotation to realize certain action.
First conductor disc 105 is slidably connected by axle sleeve 109 one end with the close motor shaft 102 of bearing axle 103, second conductor disc 106 is fixedly installed on one end of the close bearing axle 103 of motor shaft 102, first conductor disc 105 is provided with in the first magnetic patch 107, second conductor disc 106 and is provided with the second magnetic patch 108.First conductor disc 105 is provided with in the first magnetic patch 107, second conductor disc 106 and is provided with the second magnetic patch 108, the first conductor disc 105 and the second conductor disc 106 both can be used as conductor disc, can use as disk again, second magnetic patch 108 and the first conductor disc 105 coordinate formation permanent magnetic coupling, certain air gap is there is between second magnetic patch 108 and the first conductor disc 105, second magnetic patch 108 produces magnetic field, when the two relatively rotates, first conductor disc 105 is cut the magnetic line of force of the second magnetic patch 108 generation and is produced vortex flow, vortex flow produces dislike electric field, the magnetic field reciprocation produced with the second magnetic patch 108, all follow motor shaft 102 due to the second conductor disc 106 and the second magnetic patch 108 to rotate, second magnetic patch 108 rotates and applies reaction force to the first conductor disc 105, first conductor disc 105 drives bearing axle 103 to rotate, realize the transmission of torque, first magnetic patch 107 and the second conductor disc 106 coordinate formation permanent magnetic coupling, certain air gap is there is between first magnetic patch 107 and the second conductor disc 106, first magnetic patch 107 produces magnetic field, when the two relatively rotates, second conductor disc 106 is cut the magnetic line of force of the first magnetic patch 107 generation and is produced vortex flow, and vortex flow produces dislike electric field, the magnetic field reciprocation produced with the first magnetic patch 107, first magnetic patch 107 rotates and drives bearing axle 103 to rotate, and realizes the transmission of torque.Axle sleeve 109 is fixedly connected with the first conductor disc 105 and can moves left and right relative to the axial line of bearing axle 103 along bearing axle 103, translation mechanism and fixed mount 104 can drive the first conductor disc 105 to move, and regulate the air gap between the first conductor disc 105 and the second conductor disc 106.
Translation mechanism to be fixed on support 101 and to drive fixed mount 104 to slide along the direction of axis line of bearing axle 103; Fixed mount 104 is ring-type and is set in the outside of axle sleeve 109, and the arranged outside of axle sleeve 109 has annular protrusion 110, and as shown in Figure 4, the inner side of fixed mount 104 is provided with annular groove 111, and annular protrusion 110 is embedded in annular groove 111.For being slidably connected between axle sleeve 109 and bearing axle 103, therebetween can relative sliding but cannot relatively rotate; Translation mechanism and fixed mount 104 acting in conjunction make the first conductor disc 105 can move along the direction of axis line of bearing axle 103, thus regulate the air gap between the first conductor disc 105 and the second conductor disc 106, change the second magnetic patch 108 and the coupling area between the first conductor disc 105, first magnetic patch 107 and the second conductor disc 106, realize the transmission of different torque.Fixing between first conductor disc 105 and axle sleeve 109, can relative sliding but cannot relatively rotate between support 101 and fixed mount 104, coordinate between annular protrusion 110 and annular groove 111 and make can relatively rotate between fixed mount 104 and axle sleeve 109 but cannot relative sliding, can relative sliding but cannot relatively rotate between axle sleeve 109 and bearing axle 103, can to relatively rotate between bearing axle 103 and support 101 but cannot relative sliding, when needing the air gap between adjustment first conductor disc 105 and the second conductor disc 106, control translation mechanism works, translation mechanism drives fixed mount 104 to move along the direction of axis line of bearing axle 103, because annular protrusion 110 is embedded in annular groove 111, axle sleeve 109 moves left and right with fixed mount 104, and between axle sleeve 109 and bearing axle 103, do not produce active force, bearing axle 103 maintains static, axle sleeve 109 can move along the direction of axis line of bearing axle 103, and it is fixing between the first conductor disc 105 and axle sleeve 109, therefore the first conductor disc 105 is moved with axle sleeve 109, the direction of motion is vertical with the end face near the second conductor disc 106 of the first conductor disc 105, therebetween air gap changes, coupling area changes immediately, thus realize speed governing object.Relative sliding herein refers to and to move along the direction of axis line of bearing axle 103 to contrary both direction or one of them part is motionless, another one part moves along the direction of axis line of bearing axle 103.
First conductor disc 105 and the second conductor disc 106 not only can as conductor disc but also can as disk, second magnetic patch 108 and the first conductor disc 105 coordinates, the first magnetic patch 107 and the second conductor disc 106 coordinate formation two permanent magnetic couplings, the torque transfer effect generation superposition that two permanent magnetic couplings are formed, acting in conjunction realizes the transmission of torque, when the first conductor disc 105 and the second conductor disc 106 diameter are fixed, increase overall maximum power, the load that can bear increases, and laser propagation effect is better; When overall maximum power is certain, the diameter of the first conductor disc 105 and the second conductor disc 106 is less, and energy consumption is less.
As the preferred version of this embodiment, as shown in Figure 2 and Figure 3, translation mechanism is hollow hydraulic cylinder 112, hollow hydraulic cylinder 112 comprises pipe 114 in annular outer tube 113 and annular, in annular, pipe 114 is arranged on the inside of annular outer tube 113 and concentric with annular outer tube 113, forms cavity, be provided with annular plunger 115 in cavity in annular outer tube 113 and annular between pipe 114, fixed mount 104 is arranged on one end away from cavity of plunger 115, and bearing axle 103 is through the inner side of pipe 114 in annular.
Owing to being white space between pipe 114 in the annular of hollow hydraulic cylinder 112, bearing axle 103 can pass, and can not change the position of parts; Control only to need a hollow hydraulic cylinder 112 when the first conductor disc 105 moves left and right, control simple and convenient, the displacement everywhere of axle sleeve 109 is all equal, make between the end face of the first conductor disc 105 end face and the second conductor disc 106 parallel all the time, the inconsistent axle sleeve 109 that causes of action and the first conductor disc 105 distortion when avoiding multiple hydraulic cylinder to work simultaneously; And, because the plunger 115 of hollow hydraulic cylinder 112 is circular, the end face away from cavity of plunger 115 is all connected with fixture, the part that fixture contacts with axle sleeve 109 is stressed very evenly and shift length is completely equal,, stable performance more simple relative to mechanical type axial screw moving structure, plunger 115 is directly connected with axle sleeve 109, and reduce driving parts, energy loss is less.
As the preferred version of this embodiment, as shown in Figure 3, one end away from cavity of the plunger 115 of hollow hydraulic cylinder 112 is provided with the first guide post 116, support 101 is provided with the first pilot hole 117, one end of first guide post 116 is fixedly connected with plunger 115, the other end runs through the axial line of the first pilot hole 117, first guide post 116, the axial line of the first pilot hole 117 and the axis parallel of bearing axle 103.
First guide post 116 runs through the first pilot hole 117, first guide post 116 and can slide in the first pilot hole 117 but can not rotate, thus realizes the relative sliding between plunger 115 and support 101; Due to certain frictional force can be produced between annular protrusion 110 and annular groove 111 when axle sleeve 109 rotates, thus make the plunger 115 of hollow hydraulic cylinder 112 have the trend of rotation, plunger 115 is by after the first guide post 116 and the first pilot hole 117 guiding, plunger 115 is limited, can only slide along the direction of the first guide post 116, cannot rotate, ensure plunger 115 stability of hollow hydraulic cylinder 112.
Two magnetic coupling speed regulating device front views that Fig. 5 provides for the utility model embodiment 2; Fig. 6 is the D-D cutaway view of Fig. 5; Fig. 7 is the E portion close-up schematic view of Fig. 6; Fig. 8 is the first conductor disc end view of Fig. 5; Fig. 9 is the F-F cutaway view of Fig. 8.As shown in Fig. 5-Fig. 9, the utility model embodiment 2 provides a kind of speed regulating device, compared with embodiment 1, improvement is: as shown in Figure 8, first magnetic patch 107 comprises axial magnetic patch 118 and radial magnetic patch 119, line centered by the axial line of the first conductor disc 105, axial magnetic patch 118 and radial magnetic patch 119 all circular array shapes; The side near the first conductor disc 105 of the second conductor disc 106 is provided with the first conductor region 120 and the second conductor region 121, corresponding with axial magnetic patch 118 and radial magnetic patch 119 respectively; First conductor disc 105 is provided with the 3rd conductor region 122, conductor region the 122, three corresponding with the second magnetic patch 108.
Axial magnetic patch 118, radial magnetic patch 119 and the second magnetic patch 108 form three different magnetic fields, first conductor region 120 of corresponding second conductor disc 106 and the 3rd conductor region 122 of the second conductor region 121 and the first conductor disc 105 respectively, can increase the maximum power of permanent magnetic coupling when the diameter of the first conductor disc 105 and the second conductor disc 106 is fixed, the diameter of maximum power one timing the first conductor disc 105 and the second conductor disc 106 is less.When first conductor disc 105 and the second conductor disc 106 relatively rotate, do not have an effect between the first magnetic patch 107 and the first conductor disc 105, do not have an effect between the second magnetic patch 108 and the second conductor disc 106; The torque transfer effect that the torque transfer effect that first conductor region 120 is formed with axial magnetic patch 118, the second conductor region 121 and radial magnetic patch 119 are formed and the 3rd conductor region 122 produce with the torque transfer effect that the second magnetic patch 108 is formed and superpose, acting in conjunction, realize the transmission of torque, the maximum power of permanent magnetic coupling increases, and laser propagation effect is better.
As the preferred version of this embodiment, as shown in Figure 8, Figure 9, the first conductor disc 105 is provided with axial disk 123 and radial disk 124, axial disk 123 and radial disk 124 are ring-type, one end of axial disk 123 is fixedly connected with the first conductor disc 105, axial disk 123 is provided with axial notch, the radial cross-section of axial notch is trapezoidal, the shorter base of the trapezoidal length of side is minor face, another base is long limit, minor face through-shaft is to the madial wall of disk 123 or lateral wall, long limit is arranged on the inside of the sidewall of axial disk 123, axial notch through-shaft is to one end away from the first conductor disc 105 of disk 123, axial magnetic patch 118 or axial balancing weight is all embedded with in axial notch, first conductor region 120 is annular groove-shaped, axial disk 123 embeds the first conductor region 120, the side of radial disk 124 is fixedly connected with the first conductor disc 105, and radial disk 124 is provided with radial groove, is embedded with radial magnetic patch 119 or radial balancing weight in radial groove, and the second conductor region 121 is adjacent with radial disk 124.
Axial magnetic patch 118 and axial balancing weight are embedded in axial notch, all axial notches all use axial magnetic patch 118 or axial balancing weight to fill up, the two can take off and change, thus adjusts the quantity of axial magnetic patch 118, changes the magnetic field intensity that axial disk 123 is formed; Radial magnetic patch 119 and radial balancing weight are embedded in radial groove, all radial grooves all use radial magnetic patch 119 or radial balancing weight to fill up, the two can take off and change, thus adjusts the quantity of radial magnetic patch 119, changes the magnetic field intensity that radial disk 124 is formed.Magnetic field intensity changes the change causing the maximum power of permanent magnetic coupling, adapt to different demands, do not need to change disk, only need to adjust the quantity of axial magnetic patch 118 and axial balancing weight or the quantity of radial magnetic patch 119 and radial balancing weight, mode of operation is easy, and use cost is lower.When first conductor disc 105 is rotated, axial magnetic patch 118 or axial balancing weight can be subject to the effect of centrifugal force, are positioned at axial magnetic patch 118 outside axial disk 123 or axial balancing weight may be thrown out of; When first conductor disc 105 is static, axial magnetic patch 118 or axial balancing weight can be subject to the effect of gravity, are positioned at axial magnetic patch 118 inside axial disk 123 or axial balancing weight may drop.Base and two waists of axial magnetic patch 118 or axial balancing weight are all fitted with axial notch, then the radial cross-section of axial magnetic patch 118 and axial balancing weight is also trapezoidal, trapezoidal minor face through-shaft is to the madial wall of disk 123 or lateral wall, namely the upper bottom surface of axial magnetic patch 118 and axial balancing weight is exposed, dielectric impedance is not had when forming magnetic field, long limit is positioned at the inside of axial disk 123, axial magnetic patch 118 or axial balancing weight embed in axial notch, and the two radially cannot come off from axial notch; And axial notch through-shaft is to one end away from the first conductor disc 105 of disk 123, axial magnetic patch 118 or axial balancing weight can be removed replacing from this, change and fix easy.
As the preferred version of this embodiment, as shown in Figure 9, one end away from the first conductor disc 105 of axial disk 123 is provided with end cap 125, and end cap 125 is ring-type, and side and the axial disk 123 of end cap 125 post and fix; The side away from axial disk 123 of the first conductor disc 105 is provided with the fin 126 of ring-type, and fin 126 is connected with the first conductor disc 105.
Because axial notch through-shaft is to the formation of the one end away from the first conductor disc 105 breach of disk 123, axial magnetic patch 118 or axial balancing weight may have certain displacement space under the effect of external force, the position of axial magnetic patch 118 is caused to offset from indentation, there, the disorder of magnetic line of force position causes magnetic field intensity to change, affect the effect of disk, cause potential safety hazard; After this indentation, there increases end cap 125, end cap 125 is fixed on axial disk 123, breach is sealed completely, and because axial magnetic patch 118 and axial balancing weight are all substantially equal with axial notch size, except upper bottom surface, its lap of axial magnetic patch 118 and axial balancing weight is all fitted with axial notch or end cap 125, gap is negligible, make axial magnetic patch 118 or axial balancing weight cannot be movable, the stability of the first conductor disc 105 is stronger, the magnetic field produced is more stable, then torque transfer is more steady.The heat produced in the course of work of permanent magnetic coupling can distribute by fin 126, the temperature too high damage caused when avoiding the power of permanent magnetic coupling larger, improves the useful life of each several part part, reduces use cost.
As the preferred version of this embodiment, as shown in Figure 5, translation mechanism comprises turbine 127, worm screw 128, the transmission collar 129 and the control motor 130 for driving worm screw 128 to rotate; Turbine 127 and worm screw 128 coordinate, and the side of turbine 127 is fixedly installed fluted disc 131; The transmission collar 129 rotates and is arranged on support 101, and the mode be rotationally connected is varied, such as, can arrange the groove of annular on housing, in the projection of the arranged outside annular of the transmission collar 129, and protruding embedding groove etc.; Outside and the fluted disc 131 of the transmission collar 129 adopt meshed transmission gear, and the inwall of the transmission collar 129 is provided with internal thread, and the outer wall of fixed mount 104 is provided with external screw thread, internal thread and external screw thread engagement; Fixed mount 104 is provided with the second guide post 132, support 101 is provided with the second pilot hole 133, second guide post 132 and runs through the second pilot hole 133.
Use turbine 127, worm screw 128 etc. are the another kind of modes of air gap between change first conductor disc 105 and the second conductor disc 106, second guide post 132 runs through the second pilot hole 133, second guide post 132 can slide and can not rotate in the second pilot hole 133, thus realizes the slip between fixed mount 104 and support 101; Controlling motor 130 drives worm screw 128 to rotate, worm screw 128 coordinates with turbine 127 rotation realizing turbine 127, fluted disc 131 rotates with turbine 127, and the fluted disc 131 on the transmission collar 129 and turbine 127 adopts gears meshing, the transmission collar 129 rotates under the fluted disc 131 of turbine 127 acts on, the internal thread of the transmission collar 129 coordinates with the external screw thread of fixed mount 104 outer wall, drives fixed mount 104 to move left and right along the direction of axis line of bearing axle 103.The transmission collar 129 rotates one week, the shift length of fixed mount 104 is fixed, therefore the displacement of the first conductor disc 105 can be controlled by the angle of the rotation controlling power transmission shaft, the displacement of fixed mount 104 regulates meticulousr, thus making the coupling area of the first conductor disc 105 and the second conductor disc 106 reach ideal state, the transmission of torque is more accurate.
As the preferred version of this embodiment, as shown in Figure 6, Figure 7, connected between support 101 and motor shaft 102 by strutting piece 134, strutting piece 134 is ring-type, strutting piece 134 is set in the outside of motor shaft 102, is provided with at least two bearings between the inner side of strutting piece 134 and motor shaft 102.
Bearing is set in the inner side of strutting piece 134 and is rotationally connected with motor shaft 102; motor shaft 102 is supported by support 101 completely; the rotation axis of motor is no longer needed to support; the rotation axis of motor no longer bears extra load; too much heat can not be produced during operation; the performance of protection motor, extends the useful life of motor.
As the preferred version of this embodiment, as shown in Figure 7, first conductor disc 105 is provided with through hole, the side near the first conductor disc 105 of the second conductor disc 106 is provided with the first groove 135, one end near the second conductor disc 106 of bearing axle 103 is passed through hole and stretches into the first groove 135, is rotationally connected between bearing axle 103 and the second conductor disc 106 by bearing.
Bearing axle 103 is passed through hole and is rotationally connected by the inwall of bearing and the first groove 135, and the end of bearing axle 103 is supported fixing, and bearing axle 103 is more stable, can not shake, and torque transfer process is more reliable and more stable.
As the preferred version of this embodiment, between the inner side of fixed mount 104 and the outside of axle sleeve 109, be provided with bearing.
Fixed mount 104 maintains static, and can not deflect when bearing makes axle sleeve 109 rotate relative to fixed mount 104, and the rotation of axle sleeve 109 and the first conductor disc 105 is more reliable and more stable.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection range of the present utility model.
Claims (10)
1. two magnetic coupling speed regulating device, is characterized in that, comprising:
Support;
Motor shaft, described motor shaft and described support are rotationally connected by bearing, and described support is stretched out in one end of described motor shaft, for being connected with the rotation axis of motor;
Bearing axle, described bearing axle and described support are rotationally connected by bearing, and described support is stretched out, for being connected with load in one end away from described motor shaft of described bearing axle;
The first conductor disc be arranged side by side and the second conductor disc, described first conductor disc is slidably connected by one end of the close described motor shaft of axle sleeve and described bearing axle, described second conductor disc is fixedly installed on one end of the close described bearing axle of described motor shaft, described first conductor disc is provided with the first magnetic patch, described second conductor disc is provided with the second magnetic patch;
Translation mechanism and fixed mount, described translation mechanism is fixed on the bracket and is driven described fixed mount to slide along the direction of axis line of described bearing axle; Described fixed mount is ring-type and is set in the outside of described axle sleeve, and the outside of described axle sleeve and the inner side correspondence of described fixed mount are provided with annular protrusion and annular groove, and described annular protrusion is embedded in described annular groove.
2. according to claim 1 pair of magnetic coupling speed regulating device, is characterized in that, described first magnetic patch comprises axial magnetic patch and radial magnetic patch, line centered by the axial line of described first conductor disc, described axial magnetic patch and the equal circular array shape of described radial magnetic patch; The side of close described first conductor disc of described second conductor disc is provided with the first conductor region and the second conductor region, corresponding with described axial magnetic patch and radial magnetic patch respectively; Described first conductor disc is provided with the 3rd conductor region, described 3rd conductor region is corresponding with described second magnetic patch.
3. according to claim 2 pair of magnetic coupling speed regulating device, is characterized in that, described first conductor disc are provided with axial disk and radial disk, and described axial disk and described radial disk are ring-type, one end of described axial disk is fixedly connected with described first conductor disc, described axial disk is provided with axial notch, the radial cross-section of described axial notch is trapezoidal, the shorter base of the described trapezoidal length of side is minor face, another base is long limit, described minor face runs through madial wall or the lateral wall of described axial disk, described long limit is arranged on the inside of the sidewall of described axial disk, described axial notch runs through one end away from described first conductor disc of described axial disk, described axial magnetic patch or axial balancing weight is all embedded with in described axial notch, described first conductor region is annular groove-shaped, described axial disk embeds described first conductor region, the side of described radial disk is fixedly connected with described first conductor disc, and described radial disk is provided with radial groove, is embedded with described radial magnetic patch or radial balancing weight in described radial groove, and described second conductor region is adjacent with described radial disk.
4. according to claim 3 pair of magnetic coupling speed regulating device, is characterized in that, one end away from described first conductor disc of described axial disk is provided with end cap, and described end cap is ring-type, and side and the described axial disk of described end cap post and fix; The side away from described axial disk of described first conductor disc is provided with the fin of ring-type, and described fin is connected with described first conductor disc.
5. the two magnetic coupling speed regulating device according to claim 1-4 any one, it is characterized in that, described translation mechanism is hollow hydraulic cylinder, described hollow hydraulic cylinder comprises pipe in annular outer tube and annular, in described annular pipe be arranged on described annular outer tube inside and with described annular outer concentric tube, cavity is formed between pipe in described annular outer tube and described annular, the plunger of annular is provided with in described cavity, described fixed mount is arranged on one end away from described cavity of described plunger, and described bearing axle is through the inner side of pipe in described annular.
6. according to claim 5 pair of magnetic coupling speed regulating device, it is characterized in that, one end away from described cavity of the plunger of described hollow hydraulic cylinder is provided with the first guide post, described support is provided with the first pilot hole, one end of described first guide post is fixedly connected with described plunger, the other end runs through described first pilot hole, the axial line of described first guide post, the axial line of described first pilot hole and the axis parallel of described bearing axle.
7. the two magnetic coupling speed regulating device according to claim 1-4 any one, is characterized in that, described translation mechanism comprises turbine, worm screw, the transmission collar and the control motor for driving described worm screw to rotate; Described turbine and described worm screw coordinate, and the side of described turbine is fixedly installed fluted disc; Described driving sleeve rotates and arranges on the bracket, the outside of described driving sleeve and described fluted disc adopt meshed transmission gear, the inwall of described driving sleeve is provided with internal thread, and the outer wall of described fixed mount is provided with external screw thread, described internal thread and the engagement of described external screw thread; Described fixed mount is provided with the second guide post, described support is provided with the second pilot hole, described second guide post runs through described second pilot hole.
8. the two magnetic coupling speed regulating device according to claim 1-4 any one, it is characterized in that, connected by strutting piece between described support and described motor shaft, described strutting piece is ring-type, described strutting piece is set in the outside of described motor shaft, is provided with at least two bearings between the inner side of described strutting piece and described motor shaft.
9. the two magnetic coupling speed regulating device according to claim 1-4 any one, it is characterized in that, described first conductor disc is provided with through hole, the side of close described first conductor disc of described second conductor disc is provided with the first groove, one end of close described second conductor disc of described bearing axle is passed described through hole and stretches into described first groove, is rotationally connected between described bearing axle and described second conductor disc by bearing.
10. the two magnetic coupling speed regulating device according to claim 1-4 any one, is characterized in that, are provided with bearing between the inner side of described fixed mount and the outside of described axle sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420697148.0U CN204103740U (en) | 2014-11-19 | 2014-11-19 | Two magnetic coupling speed regulating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420697148.0U CN204103740U (en) | 2014-11-19 | 2014-11-19 | Two magnetic coupling speed regulating device |
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| Publication Number | Publication Date |
|---|---|
| CN204103740U true CN204103740U (en) | 2015-01-14 |
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|---|---|---|---|
| CN201420697148.0U Expired - Fee Related CN204103740U (en) | 2014-11-19 | 2014-11-19 | Two magnetic coupling speed regulating device |
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| CN (1) | CN204103740U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111971540A (en) * | 2018-04-23 | 2020-11-20 | 索尤若驱动有限及两合公司 | Device, in particular test device and test bench |
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2014
- 2014-11-19 CN CN201420697148.0U patent/CN204103740U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111971540A (en) * | 2018-04-23 | 2020-11-20 | 索尤若驱动有限及两合公司 | Device, in particular test device and test bench |
| CN111971540B (en) * | 2018-04-23 | 2023-05-16 | 索尤若驱动有限及两合公司 | Device, in particular test device and test bench |
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| 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: 20150114 Termination date: 20201119 |