CN1019227B - Infinitely-variable mechanical gearing - Google Patents
Infinitely-variable mechanical gearingInfo
- Publication number
- CN1019227B CN1019227B CN 88103885 CN88103885A CN1019227B CN 1019227 B CN1019227 B CN 1019227B CN 88103885 CN88103885 CN 88103885 CN 88103885 A CN88103885 A CN 88103885A CN 1019227 B CN1019227 B CN 1019227B
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- gear
- output shaft
- spiral gear
- plate
- axis
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Abstract
The present invention relates to a transmission device. In the first embodiment, an input shaft and an output shaft are arranged on a common shaft, and the input shaft and the output shaft can rotate relatively; a plurality of idle wheels are engaged with gears on the output shaft, each idle wheel is connected with oscillating plates on the output shaft through a connecting rod and a single-action gear brake. In the second embodiment, power can be directly transmitted to the output shaft from the input shaft or can be transmitted through a predetermined low-speed-ratio mechanism or a hydraulic torque-changing device (the speed ratio can be continuously changed from 1 to the low speed ratio); the torque-changing device makes the torque respond to the load of the output shaft to change automatically or change by depending on the rotary speed change of the input shaft by using the interaction between telescopic ratchet pawls and static pressure.
Description
The present invention relates generally to transmission device, particularly about realizing continuously changing the transmission device of output torque.The application is continuation application after the part of No. 171706 applications of the U.S. submitted on July 24th, 1980.
In industrial and commercial application, usually need between power source and load, provide a kind of transmission device, be used for regulating moment of torsion.These install typical example is to be used for automobile and tractor, and the transmission device that is generally used for the said equipment adopts selectable gear pair or fluid clutch.In the past, once regulated moment of torsion with belt wheel group.It is effectively can selecting gear train transferring power between input shaft and output shaft of speed ratio, but owing to need to make the transmission shaft unloading with clutch in changing the speed ratio process, therefore also thinks convenient inadequately.Epicyclic train also is applied, though that planetary gear train is used in combination with fluid clutch structurally is complicated, operating cost is bigger, proves very effective.
One object of the present invention is to provide a kind of dynamical transmission device, and it can realize the moment conversion between input shaft and output shaft.In addition, another object of the present invention is a kind of transmission device of providing such, and moment also can change continuously under the situation even band carries.
But another object of the present invention provides a kind of transmission device of counterrotating, also can implement counter-rotating under the situation even this device carries at band.
A further object of the present invention is to provide a kind of transmission device, and it combines the each side advantage that realizes reliable transmission and can change output torque continuously.The present invention also aims to provide a kind of simple structure, inexpensive, durable relatively transmission device in addition.
Include a transmission device in the first embodiment of the invention, wherein input shaft and output shaft are installed on the common shaft, can rotate relatively each other, utilize the gear on the output shaft to be meshed with idle pulley, power is transferred to output shaft by input shaft, idle pulley is by being installed in the wobble plate on the input shaft and connecting the connecting rod of wobble plate and idle pulley, constitute and input shaft between transmission be coupled.By optimum configuration of the present invention, a plurality of idle pulleys are meshed with gear on the output shaft, and each idle pulley is connected with wobble plate by a connecting rod and single effect gear or break.
The second embodiment of the present invention provides a kind of transmission device, it can directly pass to output shaft to power from input shaft, perhaps also can shift gears, by a predetermined low gear transmission velocity ratio transmission, or also can be by a kind of fluid torque converter transmission power of uniqueness, speed ratio can change between above-mentioned low speed ratio continuously from 1.Fluid torque converter has adopted the interaction of telescopic ratchet and static pressure, and output torque is changed automatically in response to load on the output shaft.
The understanding of the present invention can be consulted following description and accompanying drawing.
Fig. 1 is along the input shaft of first embodiment of the invention or the sectional drawing of live axle.
Fig. 2 is the sectional drawing of cutting open along 2-2 line among Fig. 1.
Fig. 3 is the sectional drawing of cutting open along 3-3 line among Fig. 1.
Fig. 4 is the sectional drawing of cutting open along 4-4 line among Fig. 1.
Fig. 5 is the sectional drawing of cutting open along 5-5 line among Fig. 1.
Fig. 6 is the sectional drawing corresponding to Fig. 2; It has showed an alternative embodiment of the invention.
Fig. 7 is the sectional drawing of cutting open along the 7-7 line shown in Fig. 6.
See Fig. 1-5, comprise casing 10 among first transmission device embodiment, have two on it in center line alignment but the axis hole 12,14 on two relative sidewalls.Live axle or claim input shaft 16 with journal rest in axis hole 12, driven shaft or claim in the axis hole 14 of output shaft 18 with journal rest.Output shaft 18 is equipped with spiral gear 20 on holding within it, and the center line of spiral gear 20 is concentric with output shaft 18.Spiral gear 20 has a cylindrical cavity 22, it extends along central axial direction, also accommodates a bearing pin 24 in the inner chamber 22, and bearing pin 24 is that the axle head from input shaft 16 stretches out with one heart, and be supported in the inner chamber 22, keep live axle 16 and driven shaft 18 concentric and relatively rotate with respect to each other with this.Sidewall 26, four dividing plates 28,30,32,34 that axis hole 14 on the housing extends out to casing extend inwards from wall 26, and they are facing to the not ipsilateral of spiral gear 20.Each dividing plate comprises two planomurals 36 and 38, and they are vertical each other and be positioned at the plane that is parallel to live axle 16 and driven shaft 18 axis.Wall 36 on the dividing plate 28 and 34 at grade, this plane parallel is in the plane at wall 36 places of dividing plate 30 and 32.Similarly the wall 38 on wall on the dividing plate 34 38 and the dividing plate 32 is in same plane; Wall 38 on the dividing plate 28 and 30 also is positioned at same plane, and with the plane parallel at wall 38 places of dividing plate 34,32.
Respectively have axis hole aligned with each other 40 on two walls 36 on the dividing plate 28 and 30, accommodate bearing pin 42 in the axis hole 40.Have the spiral gear 44 that meshes with spiral gear 20 on the bearing pin 42, spiral gear 44 pivotably is bearing on the bearing pin 42.Two axis holes 52 and 54 are also arranged on the pair of side plates on the gear carrier 50 46 and 48, and they are around bearing pin 42 and play supporting role to allow axle 42 rotations.Gear carrier 50 also has other two pairs of side plates 56 and 58, and plate 56 is adjacent to 46, but outside it and at regular intervals; Plate 58 is at regular intervals and adjacent to it in plate 48 outsides.The relative position that the cushion block 60 of plate 56 by plate 46 and 56 and plate 46 are maintained fixed; Plate 58 keeps relative position by cushion block 62 and plate 48.Bearing pin 64 is installed between side plate 46 and 56, and it is adjacent to the outer rim of spiral gear 44; Second 66 of bearing pin is loaded between plate 48 and 58, and aligns with bearing pin 64.An end bifurcated of connecting rod 68 become two-phase mutually parallel part 70 and 72(see Fig. 5).One axis hole 74 that can accommodate bearing pin 64 is arranged on part 70; One axis hole 76 that can accommodate bearing pin 66 is arranged on part 72.Bearing pin 64 and 66 passes axis hole 74 and 76, thus part 70 and 72 is fixed on the gear carrier 50.
Connecting rod 68 is installed in the common plane that comprises live axle 16 and driven shaft 18, and is parallel to these axis substantially.End back in gear carrier 50 of connecting rod 68 is installed on the wobble plate 78, and plate 78 can be done wobbling action in live axle 16 rotations, also will introduce below this point.Because the swing of wobble plate 78, connecting rod 68 is done reciprocal swing with driven gear frame 50 around axle 42.Gear carrier 50 interrelates by single effect gear 80 or uni-directional brake and spiral gear 44, also will introduce below this point.
Wobble plate 78 utilizes a cylindrical disc 82 that a center hole 84 is arranged on it, accommodates input or live axle 16.Bearing pin 86 passes the center line of axis hole 84, and passes axis hole 88, and its central axis hole 88 passes the center line of live axle 16, thus wobble plate 78 is fixed on the live axle.The shape of the axis hole 84 on the cylinder plate 82 on the wobble plate 78 should be made and allow wobble plate around live axle 16 pivoted.
Dish 82 has a columniform flat periphery 90, and a pair of groove 92 and 94 that approaches flat periphery 90, and they form the raceway that accommodates ball 96.The cylinder cup-shape member 98 of a U type is around the periphery that is arranged on disk 82, and on this cup-shape member fluted 100 and 102, they have formed the raceway of ball 96.Therefore this cup-shape member can freely rotate with respect to dish 82.
This cup-shape member has an outwardly directed bearing pin 104, and this bearing pin has comprised a cylindrical substantially main body 106.Connecting rod 68 is installed around the cylindrical of cylindrical body 106 by the opening portion 108 on the end cover 110 at connecting rod 68 back to the end in gear carrier 50.Therefore, connecting rod 68 can be freely passes to gear carrier 50 with the wobbling action of wobble plate 78.
Wobble plate is controlled by handle 112 with respect to the angle that live axle 16 rotates, and handle is implemented pivoted by the bearing pin on the thrust 116 that is installed in casing 10 inboards 114 and connected.Tubular spare 118 is enclosed within the outside of live axle 16 and can slides along live axle 16.Tubular spare 118 also drives one by ball bearing assembly 122 sleeve 120 mounted thereto.The end of handle 112 is by a bearing pin 124.
Be installed on the sleeve 120.Tubular spare 118 is connected with wobble plate with link 128 by lever arm 126 near an end of wobble plate 78, lever arm 126 is stretched out along the direction perpendicular to live axle 16 by tubular spare 118, and link 128 realizes that by pin 129A and 129B rotation is hinged.
Showed a kind of concrete uni-directional brake 80 of spiral gear 44 that connecting rod 68 is connected among the figure, but should be understood that the uni-directional brake of other types also can use.Here the specific uni-directional brake 80 of Zhan Shiing has simple, low, the reversible characteristics of cost made.Uni-directional brake 80 has utilized bar 130, and this bar passes the biside plate 46 and 48 on the gear carrier 50, and can be with respect to this two plates rotation.Box 132 is installed on the bar 130, and between plate 46 and 48, it is fixed on the bar and with bar and rotates.Box 132 has a pair of sidewall 134 and 136 that hangs on the bar 130, and pair of end walls 138,140, and they form a rectangular frame.Bearing pin 142 passes wall 138 and 140, one spiral gears 144 are installed on the bearing pin 142 along center line.Spiral gear 144 and spiral gear 44 outer gearings.
Therefore the swing of wobble plate 78 causes that bar 68 is reciprocating, and correspondingly driven gear frame 50 is done periodic motion around axle 42.Uni-directional brake 80 will pass to spiral gear 44 to the to-and-fro motion of connecting rod 68, which side depends on then that to rotating rotating mechanism 146 gives the corner of spiral gear 144 as for spiral gear 44 to.Because spiral gear 44 drives spiral gear 20 and driven shaft 18, can be by rotating mechanism 146 controls in response to the folk prescription of live axle 16 to the driven shaft sense of rotation that drives.
As certain embodiments of the present invention, rotating mechanism 146 has utilized a spring steel member 148, and this member is connected in an end of bar 130 with hang, and the dog 150 on the planar end surface of the other end of spring steel member and umbrella gear 152 is connected.Umbrella gear 152 is fixed on the bearing pin 42.Bearing pin 42 stretches out and Joystick 154 links.
In present structure, do not expect that connecting rod 68 can make spiral gear 44 do 360 ° of rotations, but only wish that this helical tooth crop rotation is no more than 90 ° rotation.So this transmission device has several spiral gears, they are all identical with spiral gear 44, so just can make output shaft do 360 ° rotation.In this specific structure, these additional spiral gears are represented by label 44A, 44B and 44C respectively.Spiral gear 44A is installed on the bearing pin 42A, and this bearing pin is installed on the sidewall 38 of dividing plate 28 and 34 revolvably.Similarly, spiral gear 44B is installed on the bearing pin 42B, and this is installed on the sidewall 36 of dividing plate 34 and 32 revolvably.Same spiral gear 44C is installed on the bearing pin 42C, and this is installed on the sidewall 38 of dividing plate 32 and 30 revolvably.Spiral gear 42A, 42B, 42C are connected with 68C with connecting rod 68A, 68B respectively, and it is identical that mode that these connecting rods are connected with cup-shaped member 98 on the swing arm 78 and connecting rod 68 are attached thereto the mode that connects in the outer rim of cup-shaped member 98.And each connecting rod 68A, 68B and 68C are connected with spiral gear 44A, 44B, 44C by single effect gear or uni-directional brake 80A, 80B, 80C respectively, and these single effect gears are identical with uni-directional brake 80.
All be necessary to dispose mechanism as the rotating mechanism 146 that can control single effect gear 80 for each single effect gear 80A, 80B and 80C.Single effect gear 80A has a spring steel member 148A who hang to connect, and the dog 150A on the planar end surface of this member and umbrella gear 156 is connected.Umbrella gear 156 be installed in bearing pin 42 on and umbrella gear 158 on the end opposite with umbrella gear 152 be meshed pass to umbrella gear 156 so that will rotatablely move from handle 154.Umbrella gear 156 is installed in the end of bearing pin 42A, and umbrella gear 160 then is installed in the other end of bearing pin 42A.Umbrella gear 160 is meshed with umbrella gear 162 on being installed in the bearing pin 42B the other end.Umbrella gear 164 is meshed with umbrella gear 166 on being installed in bearing pin 42C one end, and the other end of bearing pin 42C then is equipped with umbrella gear 168, and this gear is meshed with umbrella gear 152 on the bearing pin 42.
Single effect gear 80B has a spring steel member 148B, and this member is connected with a dog 150B on the umbrella gear 162, guarantees the pushing action of rotating machinery 146B thus.Spring steel member 148C on the rotating machinery 146C of single effect gear 80C is connected with dog 150C on umbrella gear 166 ear end faces similarly.
In order to guarantee reliability, also having installed on the single effect gear 80 can be from the another one rotating machinery 170 of the end operation of the bar 130 that is away from rotating machinery 146, and rotating machinery 170 is structurally identical with rotating machinery 146.Similarly, double insurance rotating machinery 170A has been installed on the single effect gear 80A; Double insurance rotating machinery 170B has been installed on the single effect gear 80B; Double insurance rotating machinery 170C has been installed on the single effect gear 80C.
In order to provide lubricated for the various moving elements in the transmission device shown in the figure, casing 10 should be a fluid-tight, and the oil 172 of wherein having annotated, the oily part of only having drawn among the figure.
Fig. 6,7 has showed an alternative embodiment of the invention, comprises the casing 10 identical with above-mentioned transmission device among this embodiment, live axle 16 and wobble plate 78, but spiral gear 20 and 44,44A, 44B and 44C are substituted by umbrella gear or mitre gear; For replacing four idle pulleys 44,44A, 44B and 44C, three such train of gearings have then been adopted.
As shown in Figure 6, input or live axle 16 match with the axis hole of umbrella gear or mitre gear 174, and this umbrella gear is installed in an end of output or driven shaft 18 with one heart, together rotates with it.Among umbrella gear 174 among the embodiment who is showed among Fig. 6 and Fig. 7 and Fig. 1 to Fig. 5 show that the spiral gear 20 among the embodiment is suitable.
From three flat partition boards 176,178 and 180 that the sidewall 26 of casing extends internally, equidistant with the common axis of input shaft 16 and output shaft 18, and these three dividing plates are around output shaft 18 equipment uniformly-spaced.On dividing plate 176,178 and 180, have axis hole 182,184,186, these axis holes are positioned at a common plane perpendicular with output shaft 18.Axle 188 is installed in the axis hole 182, and it is fixed with respect to the position of dividing plate 176.Axle 190 is installed in the axis hole 184, and it is fixed with respect to the position of dividing plate 178.Axle 192 is installed in the axis hole 186, and it is fixed with respect to the position of dividing plate 180.There is screw thread the end of axle 188,190 and 192, with lock nut 194 these axles is individually fixed on the dividing plate 176,178,180.
Axle sleeve 196 is bearing on the axle 188 rotatably, the end opposite that mitre gear 198 is installed in axle sleeve 196 with dividing plate 176, and be meshed with mitre gear 174.Idle pulley 200 is installed on the axle sleeve 196 rotatably, and idle pulley 200 is equivalent to the idle pulley 44 in the first embodiment of the invention.Framework 202 has two blocks of parallel side plates 204 and 206 in the both sides of idle pulley 200, this framework matches with the axle sleeve 196 that passes side plate 204,206 upper shaft holes 208 and 210.Box 212 is contained in the framework 202 rotatably by bearing pin 214, and box 212 is equivalent to the box 132 among the embodiment 1.On the axle that single effect gear 216 is installed in the box and idle pulley 200 axis are perpendicular.The same with among the embodiment 1, this idle pulley be one with the same spiral gear of single effect gear 216.
Ring- shaped article 218 and 220 is installed in respectively on the side plate 204 and 206 with respect to idle pulley 200 both sides.Ring- shaped article 218 and 220 is installed around axle sleeve 196.The end of U type carriage 222 is separately fixed on the ring 218 and 220, and stretches out towards the periphery of idle pulley 200.One end of helical spring 224 is fixed on the carriage 222, and the other end is fixed on the bearing pin 226, and bearing pin 226 passes single effect gear 216, and this gear can be around this axle rotation.224 pairs of single effect gears 216 of spring apply a rotating force, to limit idle pulley 200 along counterclockwise rotation, as shown in Figure 7.
Showed three mitre gears among Fig. 6, mitre gear 198A is identical with mitre gear 198 with 198B, and can be installed in respectively on the axle 190 and 192.Mitre gear 198A and 198B are installed in the end of axle sleeve 196A and 196B respectively, and each axle sleeve all rotatably drives framework 202A and a 202B identical with framework 202 respectively.Each framework 202A and 202B rotatably drive box 212A, 212B respectively.Box 212A accommodates a single effect gear 216A; Box 212B accommodates a single effect gear 216B, and gear 216A is all identical with gear 216 with 216B.
Framework 202,202A, 202B have end plate 227,227A and 227B respectively, and end plate couples together side plate 204 and 206.An outward extending bearing pin 228 is arranged on the end plate 227, outward extending bearing pin 228A and 228B are arranged respectively on end plate 227A and the 227B.Connecting rod 230 is installed in an end of bearing pin 228, and extends to wobble plate along the direction that is basically parallel to input shaft 16 and output shaft 18, and this wobble plate does not illustrate in the drawings, and is in fact identical with wobble plate 78.Similarly, connecting rod 230A extends to wobble plate by bearing pin 228A, and connecting rod 230B extends to wobble plate by bearing pin 228B.Connecting rod 230A and 230B also are parallel to the axial direction of input shaft 16 and output shaft 18 substantially, and can be as the motion of transmitting the wobble plate outer rim by the mechanism among the embodiment who is showed among Fig. 1 to Fig. 5.
Fig. 6 and Fig. 7 show that the various functions among the embodiment who is showed among various functions among the embodiment and Fig. 1 to Fig. 5 are roughly the same.But Fig. 6 and embodiment shown in Figure 7 are by each umbrella gear 198 transferring power, and each approximately changes hexagonal angle these umbrella gear.And the embodiment who is showed among Fig. 6 and Fig. 7 do not allow driven shaft 18 to do the rotation of reverse direction with respect to live axle 16, and this is because spring 2224,224A and the 224B on box 212,212A and the 212B always keeps tensioning state when axle is done equidirectional the rotation.
Claims (5)
1, a kind of transmission device includes: an input shaft; An output shaft; The housing that input shaft and output shaft are installed along same axis, input shaft and output shaft are each other, and they with housing between can rotate relatively, one centers on the wobble plate that input shaft is coaxial mounted, there is perforate at its center, and wobble plate can rotate around an axis adjustable ground with respect to the input shaft horizontal expansion; It is characterized in that also comprising: first spiral gear, it has a central axis, and this gear is contained in and makes output shaft rotation, gear and output shaft dead in line on the output shaft; Be installed in the 3rd on the housing, this axis and the first spiral gear axis are perpendicular; Second spiral gear, it is supported on above-mentioned the 3rd, and is meshed with first spiral gear, and this second spiral gear both can also can rotate with respect to housing around the 3rd; Second plate, it is rotatably installed on the 3rd, and stretches out near first spiral gear; Connecting rod in Transverse plane that is arranged on input, output shaft, this Transverse plane and the 3rd axis is perpendicular, and an end of connecting rod is installed in rotation on the edge of second plate, the other end of this bar links to each other with the outer rim of wobble plate; Single effect gear or uni-directional brake, it is installed between second plate and second spiral gear, this single effect gear or uni-directional brake include second bar that is installed on second plate, second bar is positioned at the outside of second spiral gear, the axis of second bar and the 3rd parallel axes; One is installed on second bar and the framework of fixedlying connected with it; The mechanism of a control wobble plate rotation angle; A bearing pin that is installed on this framework, it mutually vertical with second bar and keep a determining deviation, above-mentioned bearing pin be arranged on the 3rd perpendicular plane in, its center line is transverse to second spiral gear; The triple helical gear, it is installed in rotatably on the bearing pin and with the periphery of second spiral gear and is meshed; A rotating machinery that is connected with framework, it makes the framework rotation on second bar.
2, transmission device as claimed in claim 1, it is characterized in that including of whirler is installed in the spring steel lath of second bar, one end, and be installed in the 3rd umbrella gear of going up and rotating together with the axis, umbrella gear has dog, above-mentioned lath extends in and plane by dog perpendicular with second bar from second bar, when umbrella gear when direction is rotated, the a certain side engagement of above-mentioned dog and lath, and umbrella gear is when rotating round about, the opposite side engagement of dog and lath, thereby the 3rd rotation makes the triple helical gear rotate with respect to second spiral gear, and the sense of rotation of second spiral gear depends on the position by the lath of dog control.
3, transmission device includes: an input shaft; An output shaft; The housing that input shaft and output shaft are installed along same axis, input shaft and output shaft each other, and they with housing between can rotate relatively; One centers on the wobble plate that input shaft is coaxial mounted, there is perforate at its center, and wobble plate can rotate around an axis adjustable ground with respect to the input shaft horizontal expansion; It is characterized in that also comprising: first spiral gear, it has a central axis, and this gear is contained in and makes output shaft rotation, gear and output shaft dead in line on the output shaft; Be installed in the 3rd on the housing, this axis and the first spiral gear axis are perpendicular; Second spiral gear, it is supported on above-mentioned the 3rd, and is meshed with first spiral gear, and above-mentioned second spiral gear can rotate with respect to housing; Second plate, it is installed on the 3rd rotatably, and stretches out near first spiral gear; The interior connecting rod of Transverse plane that is arranged on input, output shaft, the one end is rotatably installed on second plate, and its other end is connected with the outer rim of wobble plate; The mechanism of a control wobble plate rotation angle; Single effect gear or uni-directional brake, it is installed between second plate and second spiral gear, this single effect gear or uni-directional brake have a control member, when control member is positioned at primary importance, can prevent that second plate from rotating with respect to the second spiral gear generation clockwise direction, and control member can prevent that second plate from respect to second spiral gear motion counterclockwise taking place when being in the second place.
4, transmission device includes: an input shaft; An output shaft; The housing that input shaft and output shaft are installed along same axis, input shaft and output shaft each other, and they with housing between can rotate relatively; One centers on the wobble plate that input shaft is coaxial mounted, there is perforate at its center, and wobble plate can rotate around an axis adjustable ground with respect to the input shaft horizontal expansion; It is characterized in that also comprising: first spiral gear, it has a central axis, and this gear is contained in and makes output shaft rotation, gear and output shaft dead in line on the output shaft; Be installed in many 3rd in the housing, the axis of every axle all is positioned at and the output shaft plane orthogonal, and with other axis coplanes of the 3rd, every the 3rd axis is with identical angle and other axes intersect of two the 3rd; Second spiral gear, it is supported on above-mentioned every the 3rd, and each second spiral gear diameter is identical, and is meshed with first spiral gear; Second plate, it is installed on every the 3rd rotatably, and stretches out from first spiral gear; Many connecting rods, wherein each root all is arranged on the 3rd axis perpendicular, and in the Transverse plane of input and output shaft, the one end is journaled in polylith second plate one, the other end of every connecting rod is connected with the outer rim of wobble plate, the connection part of these connecting rods and wobble plate is around the cylindrical of wobble plate, and the compartment of terrain is provided with to each other; The mechanism of a control wobble plate rotation angle; A plurality of single effect gears or uni-directional brake, each single effect gear or uni-directional brake are installed between second spiral gear of every second plate and vicinity, and all have control member, can prevent when control member is positioned at primary importance that second plate from producing with respect to second spiral gear clockwise rotates, and rotates and can prevent that second plate from producing counterclockwise with respect to second spiral gear when being positioned at the second place.
5, transmission device as claimed in claim 4, it is characterized in that each single effect gear or uni-directional brake comprise second bar that is installed on above-mentioned single effect gear or uni-directional brake second plate, it is positioned at the outside contiguous place of second spiral gear, a framework that is mounted and fixed on second bar, one be installed on the framework and with the orthogonal again bearing pin of the existing spacing of above-mentioned second bar, this bearing pin is arranged in the plane of second spiral gear, a triple helical gear is supported on the above-mentioned bearing pin rotatably, and be meshed with the peripheral part of above-mentioned second spiral gear, every the 3rd of above-mentioned transmission device all is rotatably mounted, and have a gear at the two end part of axle, contiguous the 3rd umbrella gear is intermeshing, each umbrella gear is at its outer surface and be adjacent to the second spiral gear position and have a dog, a spring steel lath is installed in an end of every second bar, every lath from the second above-mentioned bar in perpendicular to the 3rd plane towards the 3rd extension, on the position that one end all is in dog is meshed of every spring steel lath, thereby the 3rd rotation makes dog be meshed with lath, promptly makes the triple helical gear to rotate with respect to the second contiguous spiral gear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 88103885 CN1019227B (en) | 1988-06-27 | 1988-06-27 | Infinitely-variable mechanical gearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 88103885 CN1019227B (en) | 1988-06-27 | 1988-06-27 | Infinitely-variable mechanical gearing |
Related Child Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 92111534 Division CN1027554C (en) | 1992-10-16 | 1992-10-16 | Infinitly variable mechanical transmission |
| CN 92111535 Division CN1027658C (en) | 1992-10-16 | 1992-10-16 | Infinitely variable positive mechanical transmission |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1039092A CN1039092A (en) | 1990-01-24 |
| CN1019227B true CN1019227B (en) | 1992-11-25 |
Family
ID=4832808
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 88103885 Expired CN1019227B (en) | 1988-06-27 | 1988-06-27 | Infinitely-variable mechanical gearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1019227B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101398069B (en) * | 2007-09-24 | 2012-01-11 | 麦妙玲 | Continuously variable transmission |
| DE112009000818A5 (en) * | 2008-04-15 | 2011-01-05 | Schaeffler Technologies Gmbh & Co. Kg | Device for adjusting the eccentricity for a crank-CVT transmission |
| CN104764602A (en) * | 2015-04-05 | 2015-07-08 | 重庆理工清研凌创测控科技有限公司 | Automatic axial clamping device for gearbox hydraulic torque converter used for offline detection |
-
1988
- 1988-06-27 CN CN 88103885 patent/CN1019227B/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| CN1039092A (en) | 1990-01-24 |
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