CN103322142B - Planet hydraulic resultant force CVT (continuously variable transmission) - Google Patents
Planet hydraulic resultant force CVT (continuously variable transmission) Download PDFInfo
- Publication number
- CN103322142B CN103322142B CN201310229473.4A CN201310229473A CN103322142B CN 103322142 B CN103322142 B CN 103322142B CN 201310229473 A CN201310229473 A CN 201310229473A CN 103322142 B CN103322142 B CN 103322142B
- Authority
- CN
- China
- Prior art keywords
- case
- gear
- shaft
- bearing
- output shaft
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- General Details Of Gearings (AREA)
Abstract
The invention discloses a kind of planet hydraulic resultant force CVT (continuously variable transmission), it forces speed variator system and the automated randomized regulator control system of centrifugal force organically to combine planetary reduction gear starting system, plunger hydraulic, give full play to the rigidity characteris that Gear Planet Transmission gear ratio is large, transmitted power is large, the flexibility characteristics that plunger hydraulic system is overload-resistant, impact resistance strong, stepless change is strong, and the feature that centrifugal force regulating controller randomness is strong, thus realize brief, efficient, large gear ratio, the transmission of powerful power stepless automatic transmission reliably.
Description
Technical field
The present invention relates to a kind of speed changer, particularly a kind of combination by planetary reduction gear starting, hydraulic forced speed change, the automated randomized regulation and control of centrifugal force, thus realize the planet hydraulic resultant force CVT (continuously variable transmission) of transmission of power.
Background technique
At present for the mechanical continuously-variable transmission of transmission of power, comprise chain-belt type, cone disk type, steel ball type etc., there is the deficiencies such as less, the overload-resistant and impact resistance of transmitted power is poor; The hydraulic transmission be made up of oil hydraulic pump and oil hydraulic motor not only transmitted power is limited, and transmission efficiency is also lower; Though adopt the speed changer of fluid torque converter to have many advantages, also there is functional reliability difference, structure is more complicated, price costly waits not enough.
Summary of the invention
Object of the present invention provides a kind of planet hydraulic resultant force CVT (continuously variable transmission) can improving existing CVT (continuously variable transmission) deficiency for deficiency existing in above-mentioned prior art just.
Object of the present invention realizes by following technique measures:
Planet hydraulic resultant force CVT (continuously variable transmission) of the present invention comprises by front case, the mission case that rear case and gearshift case link together, the power input shaft of described CVT (continuously variable transmission) is arranged at front case inside through the bearing be arranged on front case and the bearing be arranged on planet carrier, the shaft part of input shaft between bearing and bearing is provided with sun gear, around the uniform planetary pinion being provided with several and being meshed with sun gear and ring gear respectively of described sun gear, described ring gear is connected with front case by the unilateral bearing be arranged in front case in land, described planetary planet axis is connected with planet carrier by the bearing be arranged on planet carrier, be positioned at planet axis relative to planetary one end through back-up ring in an eccentric manner rigid connecting be connected to eccentric shaft, described planet carrier rigid connecting is connected to and extends to rear case inside and the output shaft be connected with rear case by bearing, the clutch end of described output shaft has shifting shaft by spline joint, on the hub between output shaft with described planet carrier, radial equipartition is provided with several quantity plunger case identical with described planetary pinion, the lower pressure wheel that the plunger being placed in described plunger case inside is sleeved on eccentric shaft by Fang Dingyu fits together, and is provided with spring between the intracavity bottom and plunger of described plunger case, the axis central part of described output shaft is provided with oil input channel, and one end of described oil input channel is connected with plunger case by one-way valve, and the oil groove of the other end on output shaft cylindrical is connected with the in line check valve being arranged on rear case outside, move in described output shaft pressed on ring that oil duct is uniform is provided with several quantity oil expulsion channel identical with plunger case, one end of described oil expulsion channel is connected with plunger case, and the oil groove of the other end on output shaft cylindrical also regulates mouth to be connected with the oil extraction one-way valve being arranged on rear case outside by oil extraction, it is parallel with output shaft and be horizontally through the oil extraction adjustable lever stage casing of oil expulsion channel that described oil extraction regulates mouth to be arranged on axis, the both sides passing oil expulsion channel at oil extraction adjustable lever are provided with stuffing box gland, one end of described oil extraction adjustable lever and the circle of determining being provided with Returnning spring of thrust-bearing fit, the other end has the push rod front end of Returnning spring to fit with cover, the rear end of described push rod be arranged on the shift fork of shifting gears in upper box part inner chamber and fit, the moving-coil of described thrust-bearing is fitted by the little inclined-plane of wedge shape change with the wedge shape centrifugal-block be arranged on output shaft in the mode be slidably matched, and thrust-bearing is connected with the slide rail being arranged on land periphery in rear case in the mode be slidably matched, described shift fork is sleeved on the declutch shift shaft that is fixedly connected with case case lid of shifting gears, and the upper end of described shift fork is hinged with the lever stretching out case case lid of shifting gears, and lower end is nested in the peripheral groove of power shift gear, described power shift gear is contained on the cylindrical spline of shifting shaft by the inner spline housing being arranged on inner circle, and the two ends cylindrical of described power shift gear all offers teeth groove, the teeth groove of described power shift gear two ends cylindrical can be meshed with the intermediate gear of reverse gear apparatus, the internal tooth of rear output shaft respectively by the slip of power shift gear on shifting shaft, described rear output shaft is being positioned at the inner external tooth be provided with for connecting reverse gear apparatus of gearshift case, and the Power output axle head of rear output shaft stretches out the outside of gearshift case.
Reverse gear apparatus of the present invention comprises intermediate gear that the cylindrical teeth groove that is fixed on jack shaft and corresponding to power shift gear side is meshed, be located at the reversing shaft bottom box cavity of shifting gears by bearing bracket stand and be fixed on little tumbler gear, the large tumbler gear that reversing shaft two ends are meshed with the external tooth of intermediate gear and rear output shaft respectively, and described jack shaft is installed on the support of gearshift box cavity by sliding bearing.
Wedge shape centrifugal-block of the present invention is nested in the mode be slidably matched and is fixedly installed on output shaft and turns in the sliding sleeve of hub rear sidewall.
Declutch shift shaft of the present invention is provided with three positioning pits for fixing gear matched with the projection of shift fork.
Sun gear of the present invention, planetary pinion are cylindric spiral gear.
Planet axis of the present invention and the bearing matched between planet carrier are needle-type bearing.
Principle of the present invention is as follows:
One, by the sun gear of input shaft and consubstantiality, planet carrier and planetary pinion mounted thereto, through unilateral bearing to be arranged on front case and can only with the ring gear of sun gear rotating in same direction, and and the gearing down system that jointly forms of the output shaft of planet carrier consubstantiality, its effect is for load provides a starting gear ratio.
Two, by with several plunger cases of planet carrier, output shaft consubstantiality, plunger and Fang Ding, spring, and and the plunger hydraulic pump that forms of planetary pinion, the eccentric shaft of planet axis consubstantiality, lower pressure wheel force speed variator system.The centrifugal upper top gravity that the reciprocating power of plunger pump produces with rotation with the downforce of the reverse time rotational of planetary pinion, the upper top power of spring and plunger self from eccentric shaft, lower pressure wheel, when wherein plunger is up, to be closed by oil extraction one-way valve due to the oil expulsion channel bottom plunger case and can only from the oil input channel inspiration hydraulic oil of bottom, when plunger is descending, then because oil input channel is closed by line check valve and can only from oil expulsion channel exudate force feed.Importantly, plunger hydraulic pump effect is in the present invention not common provides pressure oil, but utilize its pump internal pressure to provide reaction force, namely once the pressure of oil hydraulic pump inside close to or equal the downforce that lower pressure wheel applies, to force and lower pressure wheel, the reverse rotation of planetary pinion of eccentric shaft consubstantiality is slowed down and stops rotation very soon, wherein drive ring gear rotates by the deceleration of the reverse rotation of planetary pinion by static, and make planetary revolution, the rotation of planet carrier and output shaft is accelerated, this means infinite variable speed beginning, planetary pinion stops reverse rotation then to mean, and the Integral synchronous of planetary system rotates, stepless change reaches peak value, now the speed ratio of input shaft and output shaft is 1: 1.
Three, be arranged on output shaft turn the wedge shape centrifugal-block of facade on rear side of hub and sliding sleeve, be arranged in rear case land slide rail on thrust-bearing and wedge shape change, be arranged on the thrust-bearing oil extraction adjustable lever crossing oil expulsion channel in rear case below, Returnning spring constitutes infinite variable speed automated randomized regulator control system.The centrifugal gravity that when its role is to utilize output shaft rotation, wedge shape centrifugal-block produces because of its weight, and by the inclined-plane crossing with wedge shape change, thrust-bearing and oil extraction adjustable lever are passed backward, make oil extraction regulate mouth to depart from oil expulsion channel, and close oil expulsion channel by the stuffing box gland on adjustable lever very soon; Otherwise, when output shaft rotating speed decline, wedge shape centrifugal-block centrifugal force reduce time, the strength of Returnning spring will promote oil extraction adjustable lever, thrust-bearing and wedge shape change, the reset of wedge shape centrifugal-block.This process oil expulsion channel being closed or being opened is exactly the process of centrifugal force regulating controller auto-control plunger hydraulic pump internal pressure, is also the infinite variable speed process of auto-control.
Four, after rear case, facade is connected with gearshift case, wherein by output shaft and gearshift case shifting shaft transferring power after spline joint, by the power shift gear be enclosed within shifting shaft spline, be arranged on gearshift case lid on lever and shift fork perform gearshift.Gearshift case is provided with forward gear, neutral, reverse gear, can be load and provides three kinds of running statees.Reverse gear state is shown as in accompanying drawing 1, reverse gear train has been engaged to rear output shaft external tooth driven loads by power shift gear, during this state, shift fork has withstood forward the push rod being arranged in cinclides and shifting shaft fore poppet hole before gearshift case, push rod has held out against forward the oil extraction adjustable lever on rear case, when reverse gear is run, stepless automatic transmission is inoperative, and load can only run with the gear ratio of setting; After hanging up neutral, power shift gear does not engage any gear, therefore not transmission; Hang up forward gear and then engaged the internal tooth of rear output shaft by power shift gear, for load provides stepless automatic transmission power.
In sum, interaction between each system of this CVT (continuously variable transmission) is placed in actual motion and can be simply expressed as: hang up the input of forward gear-power and make planetary system rotarily driving the work of centrifugal force automatic regulating system and starting oil extraction to oil expulsion channel and do not press increase to cause planetary pinion rotation deceleration in smooth-plunger hydraulic pump with maximum gear ratio bringing onto load startings-input shaft, ring gear starts, output shaft and the common Accelerating running of rear output shaft band dynamic load-centrifugal force strengthen, centrifugal force automatic regulating system make oil expulsion channel oil extraction more difficult-plunger hydraulic pump in pressure larger, circulation like this, oil expulsion channel is completely enclosed very soon and causes plunger hydraulic pump and stops back and forth, planetary pinion stops reverse rotation, planetary system Integral synchronous rotate and with dynamic load with 1: 1 gear ratio run, stepless automatic transmission reaches peak value, otherwise, if now load resistance increases (as automobile up slope, brake), or input power reduces (as subtracting throttle), and above process is by antikinesis, until the interaction force transient equilibrium between each system, load travels at the uniform speed with certain gear ratio, or speed changer is according to the random auto-control stepless change ratio of change of resistance, power, makes load continue acceleration or deceleration and run.
Beneficial effect of the present invention is as follows:
CVT (continuously variable transmission) of the present invention forces speed variator system and the automated randomized regulator control system of centrifugal force organically to combine planetary reduction gear starting system, plunger hydraulic, give full play to the rigidity characteris that Gear Planet Transmission gear ratio is large, transmitted power is large, the flexibility characteristics that plunger hydraulic system is overload-resistant, impact resistance strong, stepless change is strong, and the feature that centrifugal force regulating controller randomness is strong, thus realize brief, efficient, large gear ratio, the transmission of powerful power stepless automatic transmission reliably.
Accompanying drawing explanation
Fig. 1 is that structural representation is cutd open in side of the present invention.
Fig. 2 is the sectional view of A-A in Fig. 1.
In figure: 1, drain oil; 2, lower pressure wheel; 3, back-up ring; 4, eccentric shaft; 5, planet axis; 6, planetary pinion; 7, bearing; 8, planet carrier; 9, ring gear; 10, front case; 11, unilateral bearing; 12, bearing; 13, sun gear; 14, input shaft; 15, oil sealing; 16, bearing; 17, one-way valve; 18, plunger case; 19, spring; 20, plunger; 21, Fang Ding; 22, tank filler sleeve; 23, oil input channel; 24, oil expulsion channel; 25, oil extraction regulates mouth; 26, oil extraction one-way valve; 27, oil extraction adjustable lever; 28, Returnning spring; 29, push rod; 30, shifting shaft; 31, output shaft; 32, rear case; 33, wedge shape centrifugal-block; 34, sliding sleeve; 35, wedge shape change; 36, thrust-bearing; 37, slide rail; 38, Returnning spring; 39, in line check valve; 40, seal ring; 41, oil groove; 42, screw; 43, gearshift case; 44, little tumbler gear; 45, reversing shaft; 46, drain oil; 47, sliding bearing; 48, intermediate gear; 49, large tumbler gear; 50, spline; 51, support; 52, jack shaft; 53, spline; 54, external tooth; 55, sliding bearing; 56, rear output shaft; 57, internal tooth; 58, power shift gear; 59, declutch shift shaft; 60, positioning pit; 62, tank filler sleeve; 63, shift fork; 64, gearshift case case lid; 65, lever support; 66, lever.
Embodiment
The present invention is described further below with reference to embodiment's (accompanying drawing):
As shown in Figure 1, the input shaft 14 of planet hydraulic resultant force CVT (continuously variable transmission) of the present invention and sun gear 13 consubstantiality are also arranged on front case 10 center through bearing 16, and its rear end is arranged in the center hole of planet carrier 8 through bearing 12; Ring gear 9 is arranged in front case 10 in land through unilateral bearing 11, and unilateral bearing 11 makes ring gear 9 equally with sun gear 13 rotate forward; Be arranged in the center hole of rear case 32 with the output shaft 31 of planet carrier 8, plunger case 18 consubstantiality through bearing; Planetary pinion 6 and planet axis 5, eccentric shaft 4 consubstantiality be arranged in several holes of planet carrier 8 circumference through bearing 7, lower pressure wheel 2 is enclosed within eccentric shaft 4 in addition, back-up ring 3 is arranged on lower pressure wheel 2 two ends, and the effect of back-up ring 3 is that lower pressure wheel 2 and top, side 21 are worked between back-up ring.The top, side 21 of plunger 20 and consubstantiality is housed in plunger case 18, has spring 19 to provide top power under plunger 20, top, the side of making 21 keeps with lower pressure wheel 2 state that offsets; Below plunger case 18, there is oil input channel 23 at the center of output shaft 31, several plunger case 18 is led to through one-way valve 17 in its front end, rear end has been communicated with in line check valve 39 through the oil expulsion channel in the oil groove 41 and rear case 32 of output shaft circumference, hydraulic oil (not showing hydraulic oil container and filter cleaner in figure) after plunger case 18 is filtered by the oil inlet pipe inspiration in line check valve 39, two one-way valves in this oil feeding system can ensure that hydraulic oil only enters and not arrange; The oil expulsion channel 24 identical with plunger case quantity is also provided with in output shaft 31, on rear side of its front end to the end of plunger case 18, rear end is through the oil groove 41 of output shaft 31 circumference, and oil expulsion channel in rear case 32 and oil extraction regulate mouth 25 to be communicated with oil extraction one-way valve 26, oil extraction one-way valve 26 can ensure that oil hydraulic pump oil extraction is to hydraulic oil only export but no import during hydraulic oil container; Entering, in the middle of oil-discharge trough 41 and the hole wall circumference at rear case 32 rear portion of both sides three seals ring 40 is housed, in order to ensure that hydraulic oil does not leak from the microgap of output shaft and rear case hole wall, between Yi Jijin, oil-discharge trough, do not alter oil.Several sliding sleeve 34 is fixed with at the rear side circumference facade of output shaft 31 turns of hubs, wedge shape centrifugal-block 33 in four sides cylinder is placed in sliding sleeve 34, the little inclined-plane of its sphenocephaly is crossing with wedge shape change 35 inclined-plane of rear side, and the large inclined-plane of its sphenocephaly prevents the bolt of centrifugal-block and back-up ring 3 and fixing lower pressure wheel 2 from colliding; Wedge shape change 35 is fixed on the moving-coil of thrust-bearing 36 thereafter, and the seat ring of thrust-bearing 36 is enclosed within rear case 32 on land slide rail 37 by chute, such setting be in order to thrust-bearing can before and after flexibly mobile and seat ring do not rotate; In hole in thrust-bearing 36 below rear case, an oil extraction adjustable lever 27 is housed, the thin portion, stage casing of adjustable lever is that oil extraction regulates mouth 25, regulate on the adjustable lever on mouth both sides and stuffing box gland is housed, wherein oil extraction regulates mouth 25 crossing with the oil expulsion channel 24 leading to oil extraction one-way valve 26, for the adjustment of oil drain quantity, stuffing box gland then plays closed oil expulsion channel and ensures the effect that hydraulic oil does not leak; Rear case along thrust-bearing 36 below circumference is provided with several half dark hole, Returnning spring 38 is housed in hole and heads on thrust-bearing 36, wherein Returnning spring 28 because of position shared and overlap on push rod 29 behind by thrust adjustable lever 27.The rear facade of rear case 32 is connected as one by screw 42 with the antetheca of gearshift case 43, and by output shaft 31 through spline joint shifting shaft 30, and shifting shaft 30 front end is arranged on before gearshift case in cinclides through bearing, rear end is arranged in rear output shaft 56 center hole through sliding bearing 55; Gearshift case case lid 64 is provided with lever support 65, lever 66 lever support is equipped with, case lid 64 has two supports below, on rack-mount declutch shift shaft 59, cover has shift fork 63 and is provided with three positioning pits 60, its effect is when lever 66 lower end spheroid stirs shift fork 63 to any one positioning pit 60, small ball withstands in positioning pit and ensures the unlikely generation deviation of gear in certain thrust by the spring in shift fork, in order to avoid affect the normal operation of each gear; Gearshift is provided with three gears, lever 66 pushes away forward as forward gear, now power shift gear 58 has engaged the internal tooth 57 being arranged on the rear output shaft 56 on gearshift case rear wall through bearing, due to power shift gear 58 through spline housing on the keyway of shifting shaft 30, and the spline head of shifting shaft 30 is inserted in the inner spline groove of output shaft 31, therefore make output shaft 31 and rear output shaft 56 in connected state; Be neutral when lever 66 promotes shift fork 63 in neutral position, power shift gear 58 does not engage other gear; Lever 66 post-tensioning is reverse gear when making shift fork 63 be in front position, now reverse gear 58 has engaged intermediate gear 48, intermediate gear 48 engages again little tumbler gear 44, the large tumbler gear 49 be fixed on equally on reversing shaft 45 with little tumbler gear 44 has engaged the external tooth 54 of rear output shaft 56, makes rear output shaft 56 in counter-rotated condition; In reverse gear system, intermediate gear 48 is fixed on jack shaft 52 through spline 53, and jack shaft 52 front end is arranged on before gearshift case in cinclides through sliding bearing 47, and rear end is arranged on support 51 through sliding bearing; Little tumbler gear 44 and reversing shaft 45 consubstantiality, large tumbler gear 49 is fixed on reversing shaft 45 through spline 50, and reversing shaft 45 front end and back end to be arranged on before and after gearshift case in cinclides through bearing respectively; Importantly, when reverse gear state, shift fork 63 has withstood the push rod 29 that can move forward and backward in front tank wall hole and declutch shift shaft fore poppet hole, the front end of push rod 29 is made to have held out against oil extraction adjustable lever 27, object stepless change does not occur when reverse gear is run, if thus when planet row gear ratio is 5: 1, the gear ratio that output shaft 31 passes to shifting shaft 30 is still 5: 1, but the velocity ratio between reverse gear is 1.2: 1, therefore the actual gear ratio of reverse gear is 5 × 1.2 to 1, namely 6: 1, therefore during reverse gear rear output shaft 56 to pass to the moment of torsion of load larger.In the present invention, stepless automatic transmission system above and gearshift case system below all adopt splash system lubrication, and respectively by tank filler sleeve 22 and 62 and drain oil 1 and 46 lubricating oil filling or release lubricant oil; Simultaneously for preventing transmission oil from leaking, in input shaft 14 and front case 10 contacting point, oil sealing 15 is housed, all oil sealing is housed at rear output shaft 56 and shift gears case 43 rear wall contacting point and push rod and gearshift case antetheca contacting point, the lever support 65 be simultaneously arranged on gearshift case lid 64 is also sealing state.
Claims (6)
1. a planet hydraulic resultant force CVT (continuously variable transmission), it is characterized in that: described CVT (continuously variable transmission) comprises by front case (10), the mission case that rear case (32) and gearshift case (43) link together, the power input shaft (14) of described CVT (continuously variable transmission) is arranged at front case (10) inside through the bearing (16) be arranged on front case (10) and the bearing (12) be arranged on planet carrier (8), the shaft part that input shaft (14) is positioned between bearing (12) and bearing (16) is provided with sun gear (13), around the uniform planetary pinion (6) being provided with several and being meshed with sun gear (13) and ring gear (9) respectively of described sun gear (13), described ring gear (9) is connected with front case (10) by the unilateral bearing (11) be arranged in front case (10) interior land, the planet axis (5) of described planetary pinion (6) is connected with planet carrier (8) by the bearing (7) be arranged on planet carrier (8), be positioned at planet axis (5) relative to planetary pinion (6) one end through back-up ring (3) in an eccentric manner rigid connecting be connected to eccentric shaft (4), described planet carrier (8) rigid connecting is connected to and extends to rear case (32) inside and the output shaft (31) be connected with rear case (32) by bearing, the clutch end of described output shaft (31) has shifting shaft (30) by spline joint, be provided with several quantity plunger case (18) identical with described planetary pinion (6) being positioned at radial equipartition on the hub between output shaft (31) with described planet carrier (8), be placed in the inner plunger (20) of described plunger case (18) to be fit together with the lower pressure wheel (2) be sleeved on eccentric shaft (4) by top, side (21), and spring (19) is provided with between the intracavity bottom and plunger (20) of described plunger case (18), the axis central part of described output shaft (31) is provided with oil input channel (23), one end of described oil input channel (23) is connected with plunger case (18) by one-way valve (17), and the oil groove (41) of the other end on output shaft (31) cylindrical is connected with the in line check valve (39) being arranged on rear case (32) outside, move in described output shaft (31) pressed on ring that oil duct (23) is uniform is provided with several quantity oil expulsion channel (24) identical with plunger case (18), one end of described oil expulsion channel (24) is connected with plunger case (18), and the oil groove (41) of the other end on output shaft (31) cylindrical also regulates mouth (25) the oil extraction one-way valve (26) outside with being arranged on rear case (32) to be connected by oil extraction, it is parallel with output shaft (31) that described oil extraction regulates mouth (25) to be arranged on axis, and be horizontally through oil extraction adjustable lever (27) stage casing of oil expulsion channel (24), at oil extraction adjustable lever (27), the both sides of oil expulsion channel (24) are provided with stuffing box gland, one end of described oil extraction adjustable lever (27) and the circle of determining being provided with Returnning spring (38) of thrust-bearing (36) fit, the other end and cover have the push rod of Returnning spring (28) (29) front end to fit, the rear end of described push rod (29) be arranged on the shift fork (63) of shifting gears in the inner chamber of case (43) top and fit, the moving-coil of described thrust-bearing (36) is fitted by the little inclined-plane of wedge shape change (35) with the wedge shape centrifugal-block (33) be arranged on output shaft (31) in the mode be slidably matched, and thrust-bearing (36) is connected with the slide rail (37) being arranged on the interior land periphery of rear case (32) in the mode be slidably matched, described shift fork (63) is sleeved on the declutch shift shaft (59) that is fixedly connected with case case lid (64) of shifting gears, the upper end of described shift fork (63) is hinged with the lever (66) stretching out case case lid (64) of shifting gears, and lower end is nested in the peripheral groove of power shift gear (58), described power shift gear (58) is contained on the cylindrical spline of shifting shaft (30) by the inner spline housing being arranged on inner circle, and the two ends cylindrical of described power shift gear (58) all offers teeth groove, the teeth groove of described power shift gear (58) two ends cylindrical by the slip of power shift gear (58) on shifting shaft (30) can respectively with the intermediate gear (48) of reverse gear apparatus, the internal tooth (57) of rear output shaft (56) is meshed, described rear output shaft (56) is provided with external tooth (54) for connecting reverse gear apparatus being positioned at gearshift case (43) inside, and the Power output axle head of rear output shaft (56) stretches out the outside of gearshift case (43).
2. planet hydraulic resultant force CVT (continuously variable transmission) according to claim 1, it is characterized in that: described reverse gear apparatus comprises and is fixed on intermediate gear (48) that is on jack shaft (52) and that be meshed to the cylindrical teeth groove of power shift gear (58) corresponding side, the reversing shaft (45) of gearshift case (43) intracavity bottom is located at by bearing bracket stand, and be fixed on the little tumbler gear (44) that reversing shaft (45) two ends are meshed with the external tooth (54) of intermediate gear (48) and rear output shaft (56) respectively, large tumbler gear (49), described jack shaft (52) is installed on the support (51) of gearshift case (43) inner chamber by sliding bearing.
3. planet hydraulic resultant force CVT (continuously variable transmission) according to claim 1, is characterized in that: described wedge shape centrifugal-block (33) is nested in the mode be slidably matched and is fixedly installed on output shaft (31) and turns in the sliding sleeve (34) of hub rear sidewall.
4. planet hydraulic resultant force CVT (continuously variable transmission) according to claim 1, is characterized in that: described declutch shift shaft (59) is provided with three positioning pits for fixing gear matched with the projection of shift fork (63) (60).
5. planet hydraulic resultant force CVT (continuously variable transmission) according to claim 1, is characterized in that: described sun gear (13), planetary pinion (6) are cylindric spiral gear.
6. planet hydraulic resultant force CVT (continuously variable transmission) according to claim 1, is characterized in that: described planet axis (5) is needle-type bearing with the bearing (7) matched between planet carrier (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310229473.4A CN103322142B (en) | 2013-06-09 | 2013-06-09 | Planet hydraulic resultant force CVT (continuously variable transmission) |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310229473.4A CN103322142B (en) | 2013-06-09 | 2013-06-09 | Planet hydraulic resultant force CVT (continuously variable transmission) |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103322142A CN103322142A (en) | 2013-09-25 |
| CN103322142B true CN103322142B (en) | 2015-09-23 |
Family
ID=49191087
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310229473.4A Expired - Fee Related CN103322142B (en) | 2013-06-09 | 2013-06-09 | Planet hydraulic resultant force CVT (continuously variable transmission) |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103322142B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105465283A (en) * | 2015-12-11 | 2016-04-06 | 方盛车桥（柳州）有限公司 | Helical tooth planet gear speed reduction mechanism |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1992015804A1 (en) * | 1991-03-07 | 1992-09-17 | Mercantile Lombard Company Limited | Automatically controlled continuously variable transmission |
| JP2001214958A (en) * | 2000-02-02 | 2001-08-10 | Honda Motor Co Ltd | Continuously variable transmission for vehicle |
| JP2004245329A (en) * | 2003-02-14 | 2004-09-02 | Honda Motor Co Ltd | Power transmission device |
| CN203285929U (en) * | 2013-06-09 | 2013-11-13 | 王宪平 | Automatic stepless transmission with planetary and hydraulic resultant force |
-
2013
- 2013-06-09 CN CN201310229473.4A patent/CN103322142B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1992015804A1 (en) * | 1991-03-07 | 1992-09-17 | Mercantile Lombard Company Limited | Automatically controlled continuously variable transmission |
| JP2001214958A (en) * | 2000-02-02 | 2001-08-10 | Honda Motor Co Ltd | Continuously variable transmission for vehicle |
| JP2004245329A (en) * | 2003-02-14 | 2004-09-02 | Honda Motor Co Ltd | Power transmission device |
| CN203285929U (en) * | 2013-06-09 | 2013-11-13 | 王宪平 | Automatic stepless transmission with planetary and hydraulic resultant force |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103322142A (en) | 2013-09-25 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101260933B (en) | Hydraulic mechanical type automatic gear shifting system | |
| CN203395117U (en) | Lever-type centrifugal force stepless automatic transmission | |
| CN101408244A (en) | Mechanical hydraulic stepless speed changer and method and vehicle mechanical hydraulic stepless speed changer | |
| CN100385145C (en) | Automatic gearbox | |
| CN107921860A (en) | Hybrid power drive module | |
| CN102619939B (en) | Centrifugal force controlled planet gear stepless transmission | |
| CN203285929U (en) | Automatic stepless transmission with planetary and hydraulic resultant force | |
| CN103322142B (en) | Planet hydraulic resultant force CVT (continuously variable transmission) | |
| CN103775596B (en) | Hydraulic pump structure for automatic transmission | |
| CN101793315B (en) | Mechanical and hydraulic combined power transmission mechanism | |
| CN103388662A (en) | Lever type centrifugal force stepless automatic speed changer | |
| CN201547211U (en) | Hydraulic speed changer | |
| CN104956004B (en) | The device for revolving and driving of engineering machinery | |
| US7584680B2 (en) | Multi-speed, forward-reverse transmission | |
| CN204533424U (en) | A kind of sprocket combination reaction type speed changer | |
| CN101320928A (en) | Driving motor and automatic transmission | |
| CN108426007B (en) | Planetary gear continuously variable transmission and control method | |
| CN103206496A (en) | Automatic transmission capable of transmitting power by aid of shaft and plungers | |
| CN203431106U (en) | Gear reducer capable of carrying out speed regulating without being shut down | |
| CN103398167B (en) | Use the gearbox of vehicle gear box gearshift mechanism | |
| CN201714940U (en) | Automotive speed changing power transmission mechanism using hydraulic motor | |
| CN101886689B (en) | Automobile variable speed power transmission mechanism employing hydraulic motor | |
| CN101265960A (en) | Commonly engaged gear stepless transmission | |
| RU203783U1 (en) | Automatic CVT transmission with hydraulic throttle torque control | |
| CN201090707Y (en) | Automatic / hand operated stepless speed change device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150923 Termination date: 20180609 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |