CN1167883A - Optional tooth number complex conjugate tooth pin-wheel gearing device - Google Patents
Optional tooth number complex conjugate tooth pin-wheel gearing device Download PDFInfo
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- CN1167883A CN1167883A CN 97112061 CN97112061A CN1167883A CN 1167883 A CN1167883 A CN 1167883A CN 97112061 CN97112061 CN 97112061 CN 97112061 A CN97112061 A CN 97112061A CN 1167883 A CN1167883 A CN 1167883A
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Abstract
A drive unit using complex conjugate tooth pin gears with any number of teeth features that the numbers of teeth for internal and external gears are randon, the number of pin gears is determined in related condition and the tooth profile can be multiple types. In particular condition, a flexible bearing or a bearing sleeved around a eccentrical circle can be installed to internal and external pin gears. In a particular engagement condition, the slide block of pin gear can be such modified that one or both ends of slide block are conjugate profile, so it can be made into single- or multi-stage speed-varying mechanisms. Its advantages are large range of drive ratios, compact structure, high-torque, stable movement and low cost.
Description
The present invention relates to the transmission device of the compound common toothed pinwheel of a kind of optional tooth number.
The claimant had once applied for " transmission device of compound common toothed cycloid pin " in the known technology April 14 nineteen ninety-five, application number is 951148648, and be published on the patent gazette on February 14th, 1996, the structure of this device is: in the shell of being made up of front and rear covers and housing the pinwheel that is equipped with on power input shaft, internal gear, external gear, the bearing support pinwheel slide block and pto that form with slide block and that be meshed with interior external gear are housed and form.This device has advance very much on transferring power, the gear of the booster engine of being made up of this technology, speed reducer, variable-speed motor has that versatility, gear range are big, compact structure, moment of torsion is big and move advantage such as steady, through experiment after a while, the above-mentioned device that provides is still felt to have deficiency: any positive integer of its velocity ratio i 〉=2, but even number, it is not enough that but odd number, its scope are still disliked; Internal gear number of teeth Z
In≤ 2 o'clock, its flank profil was meshed with pinwheel, and when velocity ratio was big, its structure still had deficiency on practicability; With the gearbox that this technology is formed, internal gear, external gear and pinwheel can only be formed 1-4 row in the axial direction, therefore require multiple speed change just not satisfy needs at a gearbox.
Purpose of the present invention be exactly to overcome the deficiency of known technology and provide that a kind of gear range is bigger, practicability is stronger, compact structure, transmitting torque is big, the transmission device of the compound common toothed pinwheel of optional tooth number stably turns round.
The objective of the invention is to realize by following measure:
Inside and outside tooth-formation of gear removes and makes cycloid, can also be cosine curve, parabola, archimedes line and their distortion and combination; The inside and outside tooth-formation of gear of the profile of tooth of pinwheel and engagement is complementary.The tooth number Z of internal gear, external gear
InZ
OutwardBe positive integer arbitrarily, they and pinwheel Z
PinQuantity (paired) following relationship is arranged: work as Z
In≠ Z
OutwardThe time, Z
Pin=Z
In+ Z
OutwardZ
Pin=| Z
In-Z
Outward| the time, satisfy Z
Pin＞2, Z
Pin≠ nZ, n=1,2 wherein, Z is Z
InZ
OutwardTwo kinds of gear number of teeth smallers, Z
PinTwo kinds of conditions, determine the requirement that different transmissions when turns to.Satisfy the various velocity ratios that above condition can obtain velocity ratio i ≠ 1, integer, non-integral, odd number with even number.
Inside and outside tooth-formation of gear can be chosen according to speed that spreads out of and load:
Cycloid middling speed underloading
Carry in the cosine curve low speed middling speed
Parabola low speed middling speed underloading
Load-carrying is carried in the correction cycloid middling speed high speed
Cycloid+parabola+cycloid high speed light loading
Cosine+Archimedes+cosine low-speed heave-load
Carry in parabola+Archimedes+parabola low speed
The profile of tooth of pinwheel slide block should be complementary with the inside and outside form of gear tooth that is meshed.
Work as Z
Interior (outward)=1 o'clock, interior (outward) gear can be made into eccentric circle, and roller bearing is installed on it; Work as Z
Interior (outward)≤ 2 o'clock, on interior (outward) gear flexible bearing can be housed, above structure becomes conjugate profiles with this termination of the pinwheel slide block that it is complementary.
When pinwheel slide block and interior external gear relative rotation speed n≤50 rev/mins, the pinwheel part that is complementary with it is replaced by the conjugate profiles that is fixed on the slide block.
The quantity of pinwheel slide block is housed, can reduces at double according to calculated value and structural feature, the hole slot of its bearing support is also done corresponding minimizing.
The transmission device of velocity ratio i=1, its structure are internal gear, external gear and the pinwheels that is meshed, and wherein any two link together and can rotate, just can become the transmission device of direct connection output.This device is equipped with control mechanism and can be used as clutch.
The internal gear that is installed on the power input shaft can be 1-20 row, with the corresponding external gear of internal gear also should be 1-20 row, on the pin Zhou Yuan of each external gear control mechanism is housed, the pinwheel slide block that is meshed with internal gear also should be 1-20 row, and every row's quantity should be complementary by calculating number.
Advantage and good effect that the present invention has are: various integers, non-integer, odd number, the even number that can make velocity ratio i ≠ 1.The single-stage raising speed compares i
Rise≈ 1-4; The single-stage reduction of speed compares i
FallThe various booster engines of ≈ 1-300, speed reducer and many grades of variable-speed motors, increase speed reducer, planet-gear speed reducer, cycloidal planetary gear speed reducer and compound common toothed cycloid pin transmission device and harmonic wave speed reducing machine that I have applied for compared with the gear of identical function, it is bigger to have a gear range; Practicability is stronger; More compact structure; Transmitting torque is bigger; It is more steady to move, thereby has saved material, has reduced cost, is the fast transmission device of a kind of comparatively ideal increase and decrease.
Compare i according to the single-stage raising speed
Rise≈ 1-4 and single-stage reduction of speed compare i
Fall≈ 1-300 lists concrete velocity ratio i, the Z of 7 kinds of gearboxes for example
In, Z
Outward, Z
PinQuantity and profile of tooth in following form:
| Velocity ratio i | Z In | Z Outward | Z Pin | Z
InZ
RiseZ
PinThe gear of selecting for use according to | Remarks | |
| 4 | 4 | ?12 | ?16 | High speed light loading, Z Inside and outsideBe pendulum+throwing+pendulum; " Z PinBe circle " | Z OutwardFixing " Z PinGo into " | |
| 3 | 6 | ?12 | ?18 | High speed light loading, Z Inside and outsideBe pendulum+throwing+pendulum; " Z PinBe circle " | Z OutwardFixing " Z InGo into " | |
| 10 fall | 3 | ?27 | ?30 | Carry Z in the middling speed Inside and outsideFor revising cycloid; " Z PinBe circle " | Z OutwardFixing " Z InGo into " | |
| 100 | 2 | ?198 | 200 (taking out tooth) | Carry Z in the middling speed Inside and outsideFor revising cycloid; " Z PinBe circle " | Z OutwardFixing " Z InGo into " | |
| 150 fall | 1 | ?149 | 150 (taking out tooth) | Carry Z in the middling speed In: eccentric circle adds bearing Z Outward: revise cycloid Z Pin: conjugate curve | Z OutwardFixing " Z InGo into " | |
| 200 fall | 1 | ?199 | 200 (taking out tooth) | Low-speed heave-load, Z InOutward: surplus+Ah rice+surplus Z Pin: conjugate curve | Add flexible bearing | |
| 300 fall | 1 | ?299 | 300 (taking out tooth) | Low speed is heavily cut out, Z Inside and outside: surplus+Ah rice+surplus Z Pin: conjugate curve | Add flexible bearing |
Annotate: " Z
PinBe circle " promptly be Z
PinBe cylindrical pinwheel.
" Z
PinGo into " promptly be power to be imported from pto, output power by power input shaft.
" Z
InGo into " promptly be that power is imported from power input shaft.
Description of drawings:
Fig. 1 is the structural representation of single-stage provided by the present invention, universal transmission device;
Fig. 2 is the A-A sectional view of Fig. 1;
Fig. 3 is the generalized section of the transmission device of single-stage provided by the present invention, reverse non-integer velocity ratio;
Fig. 4 is single-stage provided by the present invention, Z
In=1, the generalized section of the transmission device of one-sided conjugate profiles pinwheel slide block;
Fig. 5 is single-stage provided by the present invention, Z
Outward=1, the generalized section of the transmission device of one-sided conjugate profiles pinwheel slide block;
Fig. 6 is single-stage provided by the present invention, Z
In=2, the generalized section of the transmission device of bilateral conjugate profiles pinwheel slide block;
Fig. 7 is single-stage provided by the present invention, Z
OutwardThe generalized section of the transmission device of=1 (or 2), bilateral conjugate profiles pinwheel slide block;
Fig. 8 is single-stage provided by the present invention, Z
In=2, the generalized section of bilateral conjugate profiles pinwheel transmission device slide block and that take out tooth;
Fig. 9 is that single-stage provided by the present invention, outer pin gear are connected, the structural representation of i=1, third gear transmission device;
Figure 10 is that single-stage provided by the present invention, interior pin gear are connected, the structural representation of i=1, second gear transmission device;
Figure 11 is the generalized section of many grades of speed change gears of single-stage provided by the present invention;
Figure 12 is the schematic representation of the speed reducer of single-stage provided by the present invention, external gear outputting power;
Figure 13 is 2 grades provided by the present invention, the connect schematic representation of speed reducer radially;
Figure 14, Figure 15, Figure 16 are provided by the present invention three kinds 2 grades, the schematic representation of axial series speed reducer.
In conjunction with the accompanying drawings embodiment provided by the present invention is described in further detail:
Embodiment 1, and with reference to figure 1,2, this is the universal embodiment of a single-stage.This embodiment's
, middling speed, in carry Z
In≠ 1, Z
InInitiatively, Z
OutwardFixing, output shaft and input shaft rotate in the same way.
Therefore: Z
In=4, Z
Outward=8, Z
Pin=Z
In+ Z
Outward=12, Z
InZ
OutwardProfile of tooth is a cosine curve, and two pinwheels are selected for use cylindrical on the pinwheel slide block.Its concrete structure is, the profile of tooth that 8 teeth are arranged on the interior Zhou Yuan of periphery circle as the housing outer wall is the external gear 1 of cosine curve, its both ends of the surface one side with screw dead admittedly protecgulum 2, the other end extremely has bonnet 3 admittedly, bearing in the endoporus of protecgulum is put on the shelf and is equipped with on the power input shaft 4 that to install the number of teeth with key be that 4, profile of tooth are the internal gear 5 of cosine curve, between the interior external gear and of being meshed with it with roller bearing with pto all-in-one-piece bearing support 6 on pinwheel is housed is columniform 12 pinwheel slide block 7 altogether.The advantage of present embodiment be simple in structure, compact, volume is little, running is steady etc.Embodiment 2, and with reference to figure 3, this is the embodiment of the transmission device of a reverse non-integer velocity ratio of single-stage.This embodiment's
, middling speed underloading, Z
OutwardFixing, Z
In≠ 1 initiatively, output shaft and input shaft backward rotation.
Therefore: Z
In=3, Z
Outward=14, Z
Pin=| 3-14|=|-11| meets following condition:
Z
Pin＞2, Z
Pin≠ (nZ)=2 * 3=6
Z
InZ
OutwardProfile of tooth is that the pinwheel on cycloid or parabolic shape, the pinwheel slide block is cylindrical.
The structure of present embodiment and embodiment 1 are identical, and difference is Z
InZ
OutwardZ
PinThe number of teeth inequality, Z particularly
PinBecause the computational methods difference of selecting for use, the number of teeth of gained is inequality, so Z
PinWith Z
InTurn to difference, its advantage be to utilize the present invention be easy to obtain simple in structure, volume is little, turn round stably input shaft and output shaft turn to and be any integer within the reverse i ≈ 1-300 and non-integral reduction of speed transmission device.
Embodiment 3, and with reference to figure 4, this is a single-stage Z
In=1, the embodiment of the transmission device of one-sided conjugate profiles pinwheel slide block.Its velocity ratio
, carry in the low speed, Z
OutwardFixing, Z
In=1, Z
InInitiatively, output shaft is identical with steering input shaft.
Therefore: Z
In=1, Z
Outward=11, Z
Pin=1+11=12
Z
InProfile of tooth is eccentric circle, Z
OutwardProfile of tooth is a cycloid
The profile of tooth one end pinwheel of pinwheel slide block is that cylindrical a, end is made conjugate profiles at slide block.
The concrete structure of present embodiment is: therefore basic identical on general structure because belong to single-stage driving together with embodiment 1, but Z
In=1, internal gear is on the eccentric circle 8 roller bearing 9 to be housed, corresponding with it is that a number of teeth is that 11 profile of tooth is the external gear 10 of cycloid, between the inside and outside gear and intermeshing be contained on the bearing support 11 what be meshed with external gear is to be contained in columniform Xiao's axle on the slide block, to be meshed profile of tooth for make 12 the pinwheel slide block 12 altogether of conjugate profiles at the slider end head with internal gear.
The working principle of present embodiment is: the outer shroud of roller bearing is meshed with the conjugate profiles of the termination portion of pinwheel slide block, when rotating the interior ring that drives roller bearing, internal gear rotates, roller rotates, outer shroud is under the effect of frictional force, outer shroud can only littlely change, thereby the pinwheel slide block is moved radially, and the pinwheel slide block of this moment interacts with the external gear of fixing bearing support, pto is rotated.
The advantage of present embodiment is: the velocity ratio reduction of speed is big, so compact structure, precision height, thereby running steadily; Bearing capacity is big, heals when big at velocity ratio i reduction of speed, and its structure more is to demonstrate compact advantage.
The concrete structure of present embodiment is owing to belong to single-stage driving, so general structure is identical with embodiment 1 basically, its characteristics are that internal gear 13 is to have the profile of tooth of 12 teeth for revising cycloidal, external gear 14 corresponding with it is on the interior eccentric circle roller bearing 15 to be housed, between interior external gear and intermeshing be contained in being meshed on the bearing support 16 with internal gear be quantity be 13 slider ends be equipped with Xiao's axle 17, with external gear engagement be that the slide block end is the pinwheel slide block 18 of conjugate profiles.
The working principle of this transmission device is: power is imported from power input shaft, Z
InRotate, drive pinwheel slide block and bearing support and rotate, pinwheel slide block and bearing inner ring can only fine motions and are forced slide block to move radially in the groove of bearing support under wobbler action, make pinwheel slide block, bearing support and Z
InProduce relative rotation, thereby power is exported through output shaft.
This apparatus features is: the output speed of pto and input shaft rotational speed lifting are smaller; The structure relative compact; It is very steady to turn round.
Therefore: Z
In=2, Z
Outward=60, Z
Pin=62, Z
InThe profile of tooth that is 2 teeth is a flexible bearing to be housed, Z on the periphery of cosine curve is justified
OutwardProfile of tooth also is a cosine curve, and pinwheel slide block two ends are for to make conjugate profiles in the slide block termination.
The general structure of present embodiment is owing to belong to single-stage driving, so and embodiment 1 structure is basic identical, its difference is that internal gear 19 is that the profile of tooth of 2 teeth is that its periphery circle of cosine curve is adorned a flexible bearing 20, external gear 21 corresponding with it is that a profile of tooth with 60 teeth is a cosine curve, between the interior external gear and intermeshing its quantity that is contained on the bearing support 22 be the pinwheel slide block 23 that 62 slide block two ends are conjugate profiles.
The working principle of present embodiment is: outer power drives the internal gear rotation by power input shaft and key and drives ring rotation in the flexible bearing simultaneously, roller rotates, because flexible bearing outer shroud and bilateral conjugate profiles pinwheel slide block are offseting, the flexible bearing outer shroud can only littlely change under the effect of frictional force, the regular distortion of flexible bearing outer shroud simultaneously, the pinwheel slide block is moved radially, and the pinwheel slide block of this moment interacts with the external gear of fixing bearing support, pto is rotated.
The advantage of this device is: compact structure; Volume is little compared with other speed reducer of congenerous, because internal gear and flexible bearing precision height, therefore motion steadily; The pinwheel slide block is the bilateral conjugate profiles, so driving torque also can transmit heavy duty.
Present embodiment belongs to single-stage driving, its general structure is substantially the same manner as Example 1, its difference is that internal gear 24 is that a profile of tooth with 71 teeth is a cycloid, external gear corresponding with it 25 is equipped with flexible bearing 26 for monodentate or bidentate, profile of tooth for the interior Zhou Yuan that revises cycloid in it in week, between the interior external gear and intermeshing its quantity that is loaded on the bearing support 27 be that 72 (73) slide block two ends are pinwheel slide blocks 28 of conjugate profiles.
The working principle of this device is: power is from power input shaft input, Z
InRotate, drive pinwheel slide block and bearing support rotation, the bearing inner ring rotation, ring generation radial deformation in the flexible bearing moves radially pinwheel, at this moment pinwheel slide block and bearing support and Z simultaneously
InRelatively rotate, thereby pto outputs power.
The advantage of this device is: the lifting speed ratio of velocity ratio i is less; Compact structure; It is very steady to turn round.
Therefore: Z
In=2, Z
Outward=248, Z
Pin=250, take out 5 times of numbers of teeth, actual Z with taking out the tooth method
PinHave only 50 teeth, interior external tooth profile of tooth is a cosine curve, and the slide block two ends of pinwheel slide block becomes conjugate profiles.
Present embodiment belongs to single-stage driving, its general structure is substantially the same manner as Example 1, and its difference is that internal gear 29 is that a profile of tooth with 2 teeth is a cosine curve, and the periphery circle is gone up suit and flexible bearing 30, external gear 31 corresponding with it has 248 teeth, profile of tooth is a cosine curve, because Z
Outward, Z
PinRelative rotation speed n＜50 rev/min, therefore between the interior external gear and be meshed with interior external gear be loaded on the pinwheel slide block 33 that its slide block two ends on the bearing support 32 is conjugate profiles, the quantity of this pinwheel slide block is 250 according to number of computations, because of having taked to take out the tooth method, actual pinwheel number is 50.Therefore every 7,2 degree a pinwheel slide block is housed on bearing support, the external gear that is meshed with it then is to have a pinwheel slide block to be meshed every 4,96 teeth.Its working principle is identical with embodiment 5, repeats no more.Present embodiment has made to take out tooth, when having solved big speed ratio, because slide block quantity is many, and design that causes and processing difficulties.
Embodiment 8, and with reference to figure 9, this is that a single-stage, outer pin gear are connected, the embodiment of i=1, three class gear shift transmission device.
The concrete structure of present embodiment (not representing control mechanism on the accompanying drawing) is that frame is contained on the power input shaft 34 on the protecgulum and is installing internal gear a35 and internal gear b36, and they are respectively: the internal gear a number of teeth is 3, profile of tooth for revising the cycloid and the internal gear b number of teeth is that 4, profile of tooth are for revising cycloid.The corresponding number of teeth that is mounted in also controlled mechanism (not expressing on the figure) control in the housing with it is that 12 profiles of tooth are the external gear B38s of 28 profiles of tooth for the correction cycloid for the external gear A37 and the number of teeth of revising cycloid, between the interior external gear and the pinwheel that frame is contained in the bearing support hole slot on the roller bearing that is loaded on that is meshed with it become columniform 15 pinwheel slide blocks 39 that are meshed with internal gear 35 external gears 37 and 32 pinwheel slide blocks 40 that are meshed with internal gear 36 external gears 38, the pto 41 that bearing support and frame are contained on the protecgulum becomes one.Be loaded on the bearing support cylindrical and under the guiding of key, control in axial sliding that sliding sleeve zygote 42 is meshed with the zygote of external gear A37 side or separates by control mechanism (on the figure expression).
The working principle of this device is: control mechanism is thrown off external gear A, B, sliding sleeve zygote and external gear A engagement, power input shaft rotates, internal gear a rotates, because pinwheel slide block and external gear A connect to one, bearing support rotation, pto rotation, its velocity ratio i=1.Sliding sleeve zygote and external gear A throw off, external gear A throws off control mechanism by control mechanism control, external gear B, power input shaft rotation, internal gear a rotating band plane gear slide block, in bearing support, move axially, simultaneously under solid dead external gear A effect, make bearing support and output shaft rotate, the velocity ratio of this moment
, because external gear B is a free state, thus internal gear b, external gear B idle running.Open sliding sleeve zygote and external gear A throw off control mechanism, external gear B by control mechanism control, power input after, the velocity ratio that pto obtains
, its principle repeats no more as hereinbefore.
The advantage of this device is: simple in structure; Reliable easily, output shaft can obtain three kinds of speed, wherein a kind of velocity ratio i=1, and use has realistic meaning very much as clutch.
Embodiment 9, and with reference to Figure 10, this is that a single-stage, interior pin gear are connected, the embodiment of i=1, second gear variable speed drive.
Velocity ratio i=1
, Z
In=5, Z
Pin=20, Z
Outward=15
Carry Z in the middling speed
InZ
OutwardTooth is opened to revising cycloid, Z
PinBe the cylinder flank profil.
The concrete structure of present embodiment (not expressing control mechanism on the accompanying drawing) is: frame is contained in the power input shaft 43 of protecgulum hole bearing, be fixed with disk zygote 44 and internal gear 45 on its axle, it is corresponding to be to be loaded on sliding sleeve zygote 47 in the shell and that can slide on the key of bearing support 46, with the external gear 48 of controlled mechanism, between the interior external gear and be meshed with it and be loaded on pin tooth slide block 50 in the bearing support slotted eye that is connected as a body with pto 49.
The working principle of this device is: be meshed with the disk zygote at the sliding sleeve zygote, the control mechanism of external gear is opened, and internal gear and the pinwheel slide block of this moment connect to one, and rotatable, the velocity ratio i=1 that output shaft produces.When two zygotes are thrown off, the control mechanism of external gear is controlled dead external gear, power is imported from input shaft, and internal gear rotates, when the pinwheel slide block radially moves in the bearing support slotted eye under the gearing outside, bearing support, pto rotate, the velocity ratio of this moment
The advantage of this device is: simple in structure; Gear shift is reliable easily; Output shaft can obtain two kinds of speed, wherein a kind of velocity ratio i=1, and use has realistic meaning very much as clutch.
Embodiment 10, and with reference to Figure 11, this is many grades of speed change gears of a single-stage.
Velocity ratio i, the Z of present embodiment
In, Z
Outward, Z
PinQuantity and profile of tooth be listed as follows:
The concrete structure of present embodiment (no control section) is that frame is contained on the power input shaft 51 on the protecgulum with strong and is installing 6 and be numbered a respectively, b, c, d, e, the internal gear 52 of f, (their number of teeth and profile of tooth see the above table), be contained in enclosure interior corresponding with it, and (the not expression on the figure) of controlled mechanism controls 6 is numbered A respectively, B, C, D, E, the external gear 53 of F (their number of teeth and profile of tooth see the above table), bearing gasket 54 is housed between external gear and the external gear is separated by, between the interior external gear and the frame that is loaded on that has respectively mutually that some (quantity sees the above table) is meshed be contained in the pinwheel slide block 56 that cylindrical pinwheel is equipped with at two ends within the bearing support 55 on the bearing, the other end of bearing support is connected with the pto 57 that screw and frame are contained in the bonnet upper bearing (metal) hole; Blind hole on the pto also frame is being adorned the other end of power input shaft.
The kind of drive of this device is that power is passed to internal gear from power input shaft; 6 internal gears are rotated simultaneously, control mechanism (omitting) makes external gear A, B, C, D, E, F, and one of them is fixed, just produce a kind of rotating speed, by bearing support, pto output, remaining external gear is with different rotating speed idle running, if fix one of them respectively,, reached the purpose of gearbox just 6 kinds of different rotating speed outputs are arranged.The advantage of this speed change gear is that structure is quite compact; Volume is very little; The scope of velocity ratio i is very big; Driving torque is also very big; Easy to use, particularly be used in various types of automobile gearboxes and have great superiority especially.
Embodiment 11, and with reference to Figure 12, this is the embodiment of the transmission device of a single-stage, external gear outputting power.
The velocity ratio of this device
, choose Z according to rotating speed and load
InZ
OutwardAnd Z
PinProfile of tooth, determine Z
InAnd Z
OutwardThe number of teeth and Z
Pin=Z
In+ Z
Outward, Z
InBe driving gear, Z
OutwardBe driven gear.
Present embodiment and embodiment 1 belong to single-stage driving together, and be therefore basic identical on general structure, and its difference is that the bearing support that the pinwheel slide block is installed fixes, and external gear and output shaft are connected, so output shaft and input shaft backward rotation.Concrete structure is: with input shaft all-in-one-piece internal gear 58, external gear 59 corresponding with it and output shaft are connected, and also intermeshing with it between the interior external gear is the pinwheel slide block 60 that is equipped with on the bearing support that installs in the enclosure.
The advantage of this device is: volume is little; Running steadily; Driving torque is big.According to Z
PinThe quantity Calculation method, retrievable sense of rotation is selected by oneself, and obtains suitable velocity ratio.
Embodiment 12, and with reference to Figure 13, this is a twin-stage, the connect embodiment of speed reducer radially.
The velocity ratio of this device
, Z
PinFixing, Z
Outer 1Fixing.
Wherein: Z
InIt is the internal gear of 1 grade of transmission; Z
Interior 1It is the internal gear of the outer internal gear of 2 grades of transmissions;
Z
OutwardIt is the external gear of the outer internal gear of 1 grade of transmission; Z
Outer 1It is the external gear of 2 grades of transmissions;
Z
PinIt is the pinwheel slide block of 1 grade of transmission; Z
Pin 1It is the pinwheel slide block of 2 grades of transmissions.
The embodiment of various technical parameter selections, calculating and the front of this device is identical, does not repeat them here.
The structure of this device is: be contained in the internal gear 61 that the power input shaft 67 on the shell fuses with frame, with between the external gear of its corresponding outer internal gear 62 and what be meshed with it is the pinwheel slide block 63 that is equipped with on the bearing support that installs in the enclosure.With between the corresponding external gear 64 that is fixed on the shell of the internal gear of outer internal gear and what be meshed with it is the pinwheel slide block 66 that is equipped with on the bearing support that fuses with pto 65.
The advantage of this device is: casing is discoid; Axial dimension is little; Driving torque is big; Through twice speed change, the speed ratio that can more need obtain; Sense of rotation can be obtained on request (according to Z
PinTwo kinds of computational methods of quantity).
Embodiment 13,14,15, and with reference to Figure 14,15,16, this is the embodiment of three kinds of twin-stages, axial series speed reducer.
The velocity ratio of Figure 14
The velocity ratio of Figure 15
The velocity ratio of Figure 16
Wherein: Z
InIt is the internal gear of 1 grade of transmission; Z
Interior 1It is the internal gear of 2 grades of transmissions;
Z
OutwardIt is the external gear of 1 grade of transmission; Z
Outer 1It is the external gear of 2 grades of transmissions;
Z
PinIt is the pinwheel slide block of 1 grade of transmission; Z
Pin 1It is the pinwheel slide block of 2 grades of transmissions.
The embodiment of various parameters, calculating and the front of these three kinds of devices is identical, does not repeat them here.
Embodiment's 13 (Figure 14) structure is: be contained in the internal gear 69 that the input shaft 68 on the shell fuses with frame, between its corresponding fixing external gear 70 in the enclosure and what be meshed with it is pinwheel slide block 72 on the bearing support that is connected with axle 71, with between internal gear 73 its corresponding fixing external gears 74 in the enclosure that axle 71 fuses and what be meshed with it is pinwheel slide block 76 on the bearing support that is connected with output shaft 75.
Embodiment's 14 (Figure 15) structure is: the input shaft 77 that frame is contained on the shell fuses with internal gear 78, with between the corresponding external gear 79 of internal gear and what be meshed with it is to link all-in-one-pieces with axle 80 and be fixed on pinwheel slide block 81 on the bearing support of outer casing inner wall, axle 80 fuses with internal gear 82, between and the external gear 84 that output shaft 83 fuses corresponding with internal gear and what be meshed with it is the pinwheel slide block 85 that links to each other with external gear 79 after the one-level speed change.
Embodiment's 15 (Figure 16) structure is: the input shaft 86 that frame is contained on the shell fuses with internal gear 87, corresponding with it is to be contained between axle 88 external gears that fuse 89 on the shell and the pinwheel slide block 90 on the fixing bearing support in the enclosure that is meshed with it with frame, axle 88 after the one-level speed change fuses with internal gear 91, corresponding with it be with fixing external gear 92 in the enclosure between and what be meshed with it is the pinwheel slide block 94 that is equipped with on the bearing support that fuses with output shaft 93.
The advantage of these three kinds of devices is: radial dimension is little and axial dimension is long; Driving torque is large; The speed ratio that can more need obtain through twice speed change; Rotation direction can be selected by oneself on request (according to ZPinTwo kinds of computational methods of quantity).
Claims (7)
1. the transmission device of the compound common toothed pinwheel of optional tooth number, the pinwheel pinwheel, slide block and the pto that form with slide block and that be meshed with interior external gear that are equipped with on the shell of being made up of front and rear covers and housing, power input shaft, internal gear, external gear, the bearing support are formed, it is characterized in that: inside and outside tooth-formation of gear removes and makes cycloid, can also be cosine curve, parabola, archimedes line and their distortion and combination, the inside and outside tooth-formation of gear of the profile of tooth of pinwheel and engagement is complementary, the tooth number Z of internal gear, external gear
InZ
OutwardBe positive integer arbitrarily, the quantity Z of they and pinwheel
PinFollowing relationship is arranged: work as Z
In≠ Z
OutwardThe time, Z
Pin=Z
In+ Z
OutwardZ
Pin=| Z
In-Z
Outward|, satisfy Z
Pin＞Z, Z
Pin≠ n Z, n=1,2 wherein, Z is Z
In, Z
OutwardThe smaller, Z
PinTwo kinds of conditions, determine different transmissions when to turn to requirement.
2. device according to claim 1 is characterized in that: Z
Interior (outward)=1 o'clock, interior (outward) gear can be made into eccentric circle, and roller bearing is installed on it, works as Z
Interior (outerFlexible bearing can be equipped with on interior (outward) gear in)≤2 o'clock, and the pinwheel that above structure is complementary with it is replaced by the conjugate profiles that is fixed on the slide block.
3. device according to claim 2 is characterized in that: when pinwheel slide block and interior external gear relative rotation speed n≤50 rev/mins, its pinwheel that is complementary is replaced by the conjugate profiles that is fixed on the slide block.
4. according to claim 1 or 2 or 3 described devices, it is characterized in that: the quantity of pinwheel slide block is housed, can reduces at double according to calculated value and structural feature, the hole slot on its bearing support is done corresponding minimizing.
5. device according to claim 1 is characterized in that: the transmission device during velocity ratio i=1, its structure are internal gear, external gear and the pinwheels that is meshed, and wherein any two link together and can rotate.
6. according to claim 1 or 2 or 3 described devices, it is characterized in that: the internal gear that is installed on the power input shaft can be 1-20 row, with the corresponding external gear of internal gear also should be 1-20 row, on the periphery circle of each external gear control mechanism is housed, the quantity of the pinwheel slide block that is meshed with interior external gear also should be 1-20 row, and every row's quantity should be complementary by calculating number.
7. device according to claim 4, it is characterized in that: the internal gear that is installed in power input shaft can be 1-20 row, with the corresponding external gear of internal gear also should be 1-20 row, add control mechanism on the periphery circle of each external gear, the quantity of the pinwheel slide block that is meshed with interior external gear also should be 1-20 row, and every row's quantity is complementary by calculating number.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN97112061A CN1074515C (en) | 1997-05-16 | 1997-05-16 | Optional tooth number complex conjugate tooth pin-wheel gearing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN97112061A CN1074515C (en) | 1997-05-16 | 1997-05-16 | Optional tooth number complex conjugate tooth pin-wheel gearing device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1167883A true CN1167883A (en) | 1997-12-17 |
| CN1074515C CN1074515C (en) | 2001-11-07 |
Family
ID=5172063
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN97112061A Expired - Fee Related CN1074515C (en) | 1997-05-16 | 1997-05-16 | Optional tooth number complex conjugate tooth pin-wheel gearing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1074515C (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101893062A (en) * | 2010-06-29 | 2010-11-24 | 周梦华 | Rolling compound cycloid pinwheel planetary transmission device |
| CN107654587A (en) * | 2017-10-13 | 2018-02-02 | 三峡大学 | A kind of eccentric gear shaft coupling and application method in the same direction |
| CN113757320A (en) * | 2021-09-15 | 2021-12-07 | 燕山大学 | String needle wheel speed reducer |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4552037A (en) * | 1984-02-10 | 1985-11-12 | Advanced Energy Concepts '81 Ltd. | Retainer for epicyclic transmission |
-
1997
- 1997-05-16 CN CN97112061A patent/CN1074515C/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101893062A (en) * | 2010-06-29 | 2010-11-24 | 周梦华 | Rolling compound cycloid pinwheel planetary transmission device |
| CN101893062B (en) * | 2010-06-29 | 2011-12-14 | 周梦华 | Rolling compound cycloid pinwheel planetary transmission device |
| CN107654587A (en) * | 2017-10-13 | 2018-02-02 | 三峡大学 | A kind of eccentric gear shaft coupling and application method in the same direction |
| CN113757320A (en) * | 2021-09-15 | 2021-12-07 | 燕山大学 | String needle wheel speed reducer |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1074515C (en) | 2001-11-07 |
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