CN102042370A - 24+12-gear active pressure lubricating transmission device for tractor - Google Patents

24+12-gear active pressure lubricating transmission device for tractor Download PDF

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Publication number
CN102042370A
CN102042370A CN2010105714669A CN201010571466A CN102042370A CN 102042370 A CN102042370 A CN 102042370A CN 2010105714669 A CN2010105714669 A CN 2010105714669A CN 201010571466 A CN201010571466 A CN 201010571466A CN 102042370 A CN102042370 A CN 102042370A
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CN
China
Prior art keywords
gear
retaining
shaft
driven
gears
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Granted
Application number
CN2010105714669A
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Chinese (zh)
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CN102042370B (en
Inventor
姜卫东
李瑞川
方吉侦
吴长民
付用义
李存江
李延生
纪中良
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Shandong Wuzheng Group Co Ltd
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Shandong Wuzheng Group Co Ltd
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Priority to CN 201010571466 priority Critical patent/CN102042370B/en
Publication of CN102042370A publication Critical patent/CN102042370A/en
Application granted granted Critical
Publication of CN102042370B publication Critical patent/CN102042370B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The invention discloses a 24+12-gear active pressure lubricating transmission device for a tractor. The transmission device comprises a tractor transmission box, wherein the transmission box is internally provided with a transmission box shaft inside and is also provided with an auxiliary front shaft, a creeper gear shaft, an auxiliary intermediate shaft and an auxiliary rear shaft which are used for transmission, and an output shaft for outputting power and a small conical shaft; a high/low/reverse gear variable speed device is installed on the auxiliary front shaft; a creeper gear variable speed device is installed on the creeper gear shaft; a main variable speed device is installed on the output shaft; a field/road variable speed device is installed on the small conical shaft; and the transmission box is also provided with an active pressure lubricating device. The transmission device has the following beneficial effects: the tractor transmission box can output 24 forward gears and 12 reverse gears; the gears in the transmission box are compactly arranged and have high ground clearance, thus meeting the requirements of the tractor on the gears and the ground clearances in different operating environments; and the transmission box is provided with the active pressure lubricating device, thus enhancing the lubrication effect and reducing the quantity of the lubricating oil in the transmission box.

Description

24+12 retaining tractor active pressure lubrication gear
Technical field
The present invention relates to a kind of transmission case, relate in particular to a kind of lubricated transmission case of many gears active pressure that is applicable to tractor.
Background technique
Horsepower tractor during China is existing, gear arranges that mostly being the plane type axle arranges, the gear number is less, most for 8+4 keeps off (i.e. 8 forward gears, 4 retainings that fall back), the speed width is bigger between gear, especially during 4km/h~12km/h, the velocity range 2km/h that uses in the time of can not adapting to farmland operation~35km/h, transmission case integrally is lower simultaneously, can not satisfy repeatedly operation needs of tractor field.Traditional transmission case adopts the splash lubrication mode that the various component in the transmission case are lubricated more simultaneously, has influenced the application of new structure to a certain extent.
Summary of the invention
Technical problem to be solved by this invention provides that a kind of velocity range is big, speed difference is reasonable between each gear, lubrication effect strong and can reduce the 24+12 retaining tractor active pressure lubrication gear of lubricants capacity in the transmission case.
For solving the problems of the technologies described above, technological scheme of the present invention is: 24+12 retaining tractor active pressure lubrication gear, be connected with the clutch end of motor, comprise tractor transmission case, the transmission case input shaft is installed in the described transmission case, the output shaft and the roundlet axis of cone of the secondary front axle that is used for transmission, the gear shaft of creeping, secondary jack shaft, secondary rear axle, outputting power also is installed in the described transmission case; Described secondary front axle and described transmission case input shaft be by gear engagement, is equipped with between described secondary front axle and the described transmission case input shaft that high gear/low gear/speed change gear reverses gear;
Described gear shaft and the described secondary front axle of creeping is by gear engagement, and described creeping is equipped with the retaining speed change gear of creeping between gear shaft and the described secondary front axle; Shaft end connects described secondary jack shaft before the described pair, and described secondary jack shaft and described output shaft are equipped with the main transformer quick-mounting between described secondary jack shaft and the described output shaft and put by gear engagement; Described secondary jack shaft end connects described secondary rear axle, and described output shaft end connects the described roundlet axis of cone, and the described secondary rear axle and the described roundlet axis of cone are equipped with field/road speed change gear by gear engagement between the described secondary rear axle and the described roundlet axis of cone; The active pressure lubricating fitting also is installed on the described transmission case.
As optimized technical scheme, described high gear/low gear/the speed change gear that reverses gear comprises respectively the high gear driving gear with described transmission case input shaft spline fitted, the low gear driving gear and the driving gear that reverses gear, described high gear driving gear is engaged with the high gear driven gear, described low gear driving gear is engaged with the low gear driven gear, the described driving gear that reverses gear is engaged with the idler shaft that reverses gear by reverse idle gear, the described idler shaft that reverses gear is engaged with the driven gear that reverses gear, described high gear driven gear, the low gear driven gear and the driven gear that reverses gear mesh described secondary front axle respectively, on the described high gear driven gear high gear synchronizer is installed, described low gear driven gear and reversing gear is equipped with the low synchronizer that reverses gear between the driven gear.
As to improvement of the technical scheme, the described retaining speed change gear of creeping comprises a retaining driving gear of creeping that meshes with described secondary front axle, the secondary driven gear of retaining of creeping that meshes with described secondary jack shaft, the described retaining driving gear of creeping being equipped with the retaining engagement of creeping between the secondary driven gear with the described retaining of creeping and overlapping, the described retaining driving gear of creeping, the described secondary driven gear of retaining of creeping are engaged with the retaining driven gear of creeping respectively, the secondary driving gear of retaining of creeping, the described retaining driven gear of creeping, creep the secondary driving gear of retaining respectively with the described gear shaft engagement of creeping.
As to improvement of the technical scheme, described main transformer quick-mounting is put a retaining driving gear that comprises respectively with described secondary jack shaft engagement, two retaining driving gears, three retaining driving gears and the four retaining driving gears that mesh with described secondary rear axle, a described retaining driving gear is engaged with a retaining driven gear, described two retaining driving gears are engaged with two retaining driven gears, described three retaining driving gears are engaged with three retaining driven gears, described four retaining driving gears are engaged with four retaining driven gears, between a described retaining driven gear and the two retaining driven gears one or two retaining synchronizers are installed, between described three retaining driven gears and the four retaining driven gears three or four retaining synchronizers are installed, a described retaining driven gear, two retaining driven gears, three retaining driven gears and four retaining driven gears also mesh described output shaft respectively.
As to improvement of the technical scheme, described field/road speed change gear comprises respectively described four retaining driving gears, the field retaining driving gear with described secondary rear axle engagement, described four retaining driving gears are engaged with four retaining driven gears, described field retaining driving gear is engaged with field retaining driven gear, field/road gearshift engagement cover, described field retaining driven gear and engagement of the described roundlet axis of cone is installed between described four retaining driven gears and the described field retaining driven gear.
As to improvement of the technical scheme, described active pressure lubricating fitting comprises and is installed in the lubricating pump that is used to provide pressure lubrication oil on the described transmission case, the input end of described lubricating pump is connected to the lubricating oil bath of transmission case by in-line, and described lubricant oil delivery side of pump is connected to by fuel-displaced pipeline needs lubricated oily nest.
As to improvement of the technical scheme, described lubricating pump comprises the oil pump case as a transmission case body part, oil pump stator and oil hydraulic-pump rotor are installed in the described oil pump case, described oil hydraulic-pump rotor is installed in an end of described transmission case input shaft, described oil pump stator is fixed on the described oil pump case, and the exterior edge face of described oil pump case is equipped with the oil pump end cap.
As to improvement of the technical scheme, described in-line comprises oil inlet pipe or/and be arranged on oil guiding hole in the described transmission case tank wall.
As to improvement of the technical scheme, described fuel-displaced pipeline comprises oil outlet tube or/and be arranged on oil outlet in the described transmission case tank wall.
As to improvement of the technical scheme, also be provided with seal ring between described oil pump end cap and the described oil pump case.
Owing to adopted technique scheme, the invention has the beneficial effects as follows: install in transmission case that high gear/low gear/speed change gear reverses gear, the retaining speed change gear of creeping, the main transformer quick-mounting puts and field/road speed change gear, and in transmission case, make various axles carry out spatial arrangement, make the gear output in the tractor transmission case have 24 forward gears, 12 retainings that fall back, field/road speed change gear in the transmission case and main transformer quick-mounting are put the common sparing gear and have not only been saved a pair of gear, make the arrangement compactness of transmission case internal gear simultaneously, the ground Clearance height can satisfy tractor in the requirement of different work environment to gear and ground Clearance; The active pressure lubricating fitting is installed on described transmission case, can strengthens the lubrication effect of tractor transmission case, reduce the lubricants capacity in the transmission case casing, improve transmission efficiency.
Description of drawings
Fig. 1 is the gear structural representation of the embodiment of the invention;
Fig. 2 is the structural representation of embodiment of the invention transmission case active pressure lubricating fitting;
Fig. 3 is an embodiment of the invention lubricating pump oil transportation schematic representation.
Embodiment
Below in conjunction with drawings and Examples, further set forth the present invention.In the following detailed description, only some one exemplary embodiment of the present invention has been described by the mode of explanation.Undoubtedly, those of ordinary skill in the art can recognize, under situation without departing from the spirit and scope of the present invention, can revise described embodiment with various mode.Therefore, accompanying drawing is illustrative with being described in essence, rather than is used to limit the protection domain of claim.
As shown in Figure 1,24+12 retaining tractor active pressure lubrication gear, be connected with the clutch end of motor, comprise tractor transmission case, transmission case input shaft 1 is installed in the described transmission case, the output shaft 5 and the roundlet axis of cone 6 of the secondary front axle 2 that is used for transmission, the gear shaft 3 of creeping, secondary jack shaft 4, secondary rear axle 7, outputting power also is installed in the described transmission case; Described secondary front axle 2 and described transmission case input shaft 1 engagement are equipped with between described transmission case input shaft 1 and the described secondary front axle 2 that high gear/low gear/speed change gear reverses gear; Described creep gear shaft 3 and described secondary front axle 2 engagements, described secondary front axle 2 and described creeping are equipped with the retaining speed change gear of creeping between the gear shaft 3; Described secondary front axle 2 ends connect described secondary jack shaft 4, and described secondary jack shaft 4 and described output shaft 5 engagements are equipped with the main transformer quick-mounting between described secondary jack shaft 4 and the described output shaft 5 and put; Described secondary jack shaft 4 ends connect described secondary rear axle 7, and described output shaft 5 ends connect the described roundlet axis of cone 6, and described secondary rear axle 7 and the described roundlet axis of cone 6 engagements are equipped with field/road speed change gear between the described secondary rear axle 7 and the described roundlet axis of cone 6; The active pressure lubricating fitting also is installed on the described transmission case.
High gear/low gear described in the present embodiment/speed change gear that reverses gear comprises respectively the high gear driving gear 11 with described transmission case input shaft 1 spline fitted, the low gear driving gear 21 and the driving gear 31 that reverses gear, described high gear driving gear 11 is engaged with high gear driven gear 12, described low gear driving gear 21 is engaged with low gear driven gear 22, reverse idle gear 41 engagements on described the reverse gear driving gear 31 and the idler shaft 8 that reverses gear, the described idle pulley 41 that reverses gear is engaged with the driven gear 32 that reverses gear, described high gear driven gear 12, the low gear driven gear 22 and the driven gear 32 that reverses gear mesh described secondary front axle 2 respectively, on the described high gear driven gear 12 high gear synchronizer 9 is installed, described low gear driven gear 22 and reversing gear is equipped with the low synchronizer 10 that reverses gear between the driven gear 32; Transmission case input shaft 1, secondary front axle 2 and the idler shaft 8 that reverses gear are the space arrangement in transmission case, under the manipulation of gearshift, can realize the engagement or the disengagement of the engagement of high gear synchronizer 9 and high gear driven gear 12, low gear driven gear 22 or disengagement, low reverse gear synchronizer 10 and low gear driven gear 22, the driven gear 32 that reverses gear, rotating speed will utilize secondary front axle 2 outputs through high gear synchronizer 9 or the low synchronizer 10 that reverses gear.
The retaining speed change gear of creeping described in the present embodiment comprises a retaining driving gear 51 of creeping that meshes with described secondary front axle 2, the secondary driven gear 61 of retaining of creeping that meshes with described secondary jack shaft 4, described creeping is equipped with the retaining engagement cover 13 of creeping between retaining driving gear 51 and the secondary driven gear 61, the described retaining driving gear 51 of creeping, the secondary driven gear 61 of retaining of creeping are engaged with the retaining driven gear 52 of creeping respectively, creep and keep off secondary driving gear 62, the described retaining driven gear 52 of creeping, the secondary driving gear 62 of retaining of creeping mesh with the described gear shaft 3 of creeping respectively; Under the manipulation of gearshift, creep and keep off engagement or the disengagements that engagement cover 13 can be realized and creep and keep off driving gear 51, creeps the secondary driven gear 61 of retaining, creep with adjustment and keep off the output of rotating speed.
The quick-mounting of main transformer described in the present embodiment is put a retaining driving gear 71 that comprises respectively with described secondary jack shaft 4 engagements, two retaining driving gears 81, three retaining driving gears 91 and the four retaining driving gears 101 that mesh with secondary rear axle 7, a described retaining driving gear 71 is engaged with a retaining driven gear 72, described two retaining driving gears 81 are engaged with two retaining driven gears 82, described three retaining driving gears 91 are engaged with three retaining driven gears 92, described four retaining driving gears 101 are engaged with four retaining driven gears 102, between a described retaining driven gear 72 and the two retaining driven gears 82 one or two retaining synchronizers 14 are installed, between described three retaining driven gears 92 and the four retaining driven gears 102 three or four retaining synchronizers 15 are installed, a described retaining driven gear 72, two retaining driven gears 82, three retaining driven gears 92 and four retaining driven gears 102 also mesh described output shaft 5 respectively; Under the manipulation of gearshift, can realize that one or two retaining synchronizers 14 mesh or disengagement with a retaining driven gear 72, two retaining driven gears 82 respectively, three or four keep off synchronizers 15 meshes or disengagement with three retaining driven gears 92, four retaining driven gears 102 respectively, exports the rotating speed that adjusted main transformer quick-mounting is put by output shaft 5.
Field described in the present embodiment/road speed change gear comprises respectively described four retaining driving gears 101, the field retaining driving gear 111 with described secondary rear axle 7 engagements, described four retaining driving gears 101 are engaged with four retaining driven gears 102, described field retaining driving gear 111 is engaged with field retaining driven gear 112, field/road gearshift engagement cover 16 is installed, described field retaining driven gear 112 and the described roundlet axis of cone 6 engagements between described four retaining driven gears 102 and the described field retaining driven gear 112; Field/road speed change gear and main transformer quick-mounting are put shared four retaining driving gears 101 and four retaining driven gears 102, saved the space in the transmission case, make the arrangement of transmission case internal gear compact more, utilize more abundant, under the manipulation of gearshift, can realize the engagement or the disengagement of field/road gearshift engagement cover 16 and four retaining driven gears 102, field retaining driven gear 112, to adjust the output of field/road speed change gear rotating speed.
As shown in Figure 2, tractor transmission case active pressure lubricating fitting, be fixed on the tractor transmission case, comprise and be installed in the lubricating pump 17 that is used to provide pressure lubrication oil on the described transmission case, described lubricating pump 17 comprises the oil pump case as a transmission case body part, oil pump stator 172 and oil hydraulic-pump rotor 174 are installed in the described oil pump case, described oil hydraulic-pump rotor 174 is installed in an end of described transmission case input shaft 1, described oil pump stator 172 is fixed on the described oil pump case, the exterior edge face of described oil pump case is equipped with oil pump end cap 171, in order to prevent oil seepage, also be provided with seal ring 173 between described oil pump end cap 171 and the described oil pump case, lubricating pump relies on the rotation of transmission case rotatingshaft 172 self to drive its work during work, can guarantee the lubricated promptness of component in the transmission case, has simplified mounting structure.
As shown in Figure 3, the input end of lubricating pump described in the present embodiment is connected to the lubricating oil bath 19 of transmission case by in-line, described in-line comprises oil inlet pipe 18 or/and be arranged on the interior oil guiding hole of described transmission case tank wall, uses oil inlet pipe 18 lubricant oil to be delivered to the input end of lubricating pump among the design from lubricating oil bath 19.
As shown in Figure 3, the described lubricant oil delivery side of pump of present embodiment is connected to by fuel-displaced pipeline needs lubricated oily nest 23, described fuel-displaced pipeline comprises oil outlet tube 24 or/and be arranged on the interior oil outlet 20 of described transmission case tank wall, all be provided with oil guiding hole in the transmission tank wall and in inner rotating shaft, sleeve pipe and the gear shaft of installing of transmission case, use oil outlet 20 and oil outlet tube 24 to divide two-way to be delivered to each component in the transmission case from the lubricant oil delivery side of pump lubricant oil among the design respectively.
The travel path of lubricant oil is:
Described transmission case rotatingshaft is installed on the transmission case body by bearing etc., oil hydraulic-pump rotor is installed on the transmission case rotatingshaft, drive the rotor motion of lubricating pump during transmission case work by the transmission case rotatingshaft, make the lubricant oil in the lubricating oil bath enter into lubricating pump by oil inlet pipe, lubricant oil delivery side of pump one tunnel transfers out lubricant oil through the oil outlet that is arranged on the transmission case body antetheca, part rotating shaft in the transmission case, sleeve pipe and gear are installed on the transmission case body antetheca, rotating shaft, also be provided with oil guiding hole in sleeve pipe and the gear shaft, communicate with the oil outlet on the transmission case body, thereby lubricant oil is transported in the part component in the transmission case.
Another road of lubricant oil delivery side of pump connects the oily nest that is arranged on the transmission case body by oil outlet tube, part rotating shaft in the transmission case, sleeve pipe and gear are installed on the transmission case body rear wall, also be provided with oil guiding hole in these rotating shafts, sleeve pipe and the gear shaft, and communicate with the oily nest on the transmission case body rear wall, thereby lubricant oil is transported in the part component in the transmission case.
The output route of following each gear of the present invention of following specific description:
One, the high gear/low gear/speed change of reversing gear transfer route is:
High gear: handle gearshift, make high gear synchronizer 9 and 12 engagements of high gear driven gear, the low synchronizer 10 that reverses gear is in disengaged condition, and the transfer route of this moment is: transmission case input shaft 1 → high gear driving gear 11 → high gear driven gear 12 → high gear synchronizer 9 → secondary front axle 2;
Low gear: handle gearshift, make low reverse gear synchronizer 10 and 22 engagements of low gear driven gear, high gear synchronizer 9 is in disengaged condition, and the transfer route of this moment is: the transmission case input shaft 1 → low gear driving gear 21 → low gear driven gear 22 → low synchronizer 10 → secondary front axle 2 that reverses gear;
Reverse gear: handle gearshift, make low the reverse gear synchronizer 10 and driven gear 32 engagements of reversing gear, high gear synchronizer 9 is in disengaged condition, and the transfer route of this moment is: the transmission case input shaft 1 → driving gear 31 that the reverses gear → idler shaft 8 that the reverses gear → driven gear 32 that the reverses gear → low synchronizer 10 → secondary front axle 2 that reverses gear;
Two, 2+1 gear through the high gear/low gear/speed change gear that reverses gear output enters the retaining speed change gear of creeping, and its transfer route is:
The retaining of creeping: handle gearshift, secondary front axle 2 and secondary jack shaft 4 are separated, notice that this moment, field/road speed change gear can only be operated in the field pattern, the transfer route of this moment is: secondary front axle 2 → the first retaining driving gear 51 → the second retaining driving gear 61 → gear shaft 3 → the first of creeping retaining driven gear 52 → the second retaining driven gear 62 → secondary jack shaft 4 of creeping of creeping of creeping of creeping;
Be not with the retaining of creeping: handle gearshift, secondary front axle 2 is combined with secondary jack shaft 4, the transfer route of this moment is: the secondary front axle 2 → retaining engagement cover 13 → secondary jack shaft 4 of creeping;
Three, enter the main transformer quick-mounting through 2 gears of the retaining speed change gear output of creeping and put, its transfer route is:
One retaining: handle gearshift, make one or two retaining synchronizers 14 and a retaining driven gear 72 engagements, three or four retaining synchronizers 15 are in disengaged condition, and the transfer route of this moment is: secondary jack shaft 4 → one retaining driving gears 71 → one retaining driven gears 72 → one or two retaining synchronizers, 14 → output shaft, 5 → four retaining driven gears 102;
Two retainings: handle gearshift, make one or two retaining synchronizers 14 and 82 engagements of two retaining driven gears, three or four retaining synchronizers 15 are in disengaged condition, and the transfer route of this moment is: secondary jack shaft 4 → two retaining driving gears 81 → two retaining driven gears 82 → one or two retaining synchronizers, 14 → output shaft, 5 → four retaining driven gears 102;
Three retainings: handle gearshift, make three or four retaining synchronizers 15 and 92 engagements of three retaining driven gears, one or two retaining synchronizers 14 are in disengaged condition, and the transfer route of this moment is: secondary jack shaft 4 → three or four retaining synchronizers, 15 → three retaining driving gears, 91 → three retaining driven gears, 92 → output shaft, 5 → four retaining driven gears 102;
Four retainings: handle gearshift, make three or four retaining synchronizers 15 and 102 engagements of four retaining driven gears, one or two retaining synchronizers 14 are in disengaged condition, and the transfer route of this moment is: secondary jack shaft 4 → three or four retaining synchronizers, 15 → four retaining driving gears, 101 → four retaining driven gears 102;
Four, 4 gears putting output through the main transformer quick-mounting enter field/road speed change gear, and transfer route is:
Road mode: handle gearshift, make field/road gearshift engagement cover 16 and four retaining driven gears 102 engagements, can not hang the retaining of creeping this moment, and its transfer route is: four retaining driven gears, 102 → field/road gearshift engagement cover 16 → roundlet axis of cone 6;
Field pattern: handle gearshift, make field/road gearshift engagement cover 16 and field retaining driven gear 112 engagements, the transfer route of this moment is: four retaining driven gears, 102 → four retaining driving gears 101 → retaining driven gear 112 → field, retaining driving gear 111 → field, secondary rear axle 7 → field/road gearshift engagement cover 16 → roundlet axis of cone 6.
Like this through the high gear/low gear/speed change gear that reverses gear, creep the retaining speed change gear, the main transformer quick-mounting is put and field/road speed change gear after, transmission case can be exported 24 forward gears and 12 retainings that fall back, and has promptly realized the transmission case of the spatial arrangement of 24+12 gear.
More than show and described basic principle of the present invention, major character and advantage of the present invention.The technician of the industry should understand; the present invention is not restricted to the described embodiments; that describes in the foregoing description and the specification just illustrates principle of the present invention; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements all fall in the claimed scope of the invention.The claimed scope of the present invention is defined by appending claims and equivalent thereof.

Claims (10)

1.24+12 retaining tractor active pressure lubrication gear, be connected with the clutch end of motor, comprise tractor transmission case, the transmission case input shaft is installed in the described transmission case, it is characterized in that: the output shaft and the roundlet axis of cone that the secondary front axle that is used for transmission, the gear shaft of creeping, secondary jack shaft, secondary rear axle, outputting power also are installed in the described transmission case;
Described secondary front axle and described transmission case input shaft be by gear engagement, is equipped with between described secondary front axle and the described transmission case input shaft that high gear/low gear/speed change gear reverses gear;
Described gear shaft and the described secondary front axle of creeping is by gear engagement, and described creeping is equipped with the retaining speed change gear of creeping between gear shaft and the described secondary front axle;
Shaft end connects described secondary jack shaft before the described pair, and described secondary jack shaft and described output shaft are equipped with the main transformer quick-mounting between described secondary jack shaft and the described output shaft and put by gear engagement;
Described secondary jack shaft end connects described secondary rear axle, and described output shaft end connects the described roundlet axis of cone, and the described secondary rear axle and the described roundlet axis of cone are equipped with field/road speed change gear by gear engagement between the described secondary rear axle and the described roundlet axis of cone;
The active pressure lubricating fitting also is installed on the described transmission case.
2. 24+12 retaining tractor active pressure lubrication gear as claimed in claim 1, it is characterized in that: the described high gear/low gear/speed change gear that reverses gear comprises respectively the high gear driving gear with described transmission case input shaft spline fitted, the low gear driving gear and the driving gear that reverses gear, described high gear driving gear is engaged with the high gear driven gear, described low gear driving gear is engaged with the low gear driven gear, the described driving gear that reverses gear is engaged with the idler shaft that reverses gear by reverse idle gear, the described idler shaft that reverses gear is engaged with the driven gear that reverses gear, described high gear driven gear, the low gear driven gear and the driven gear that reverses gear mesh described secondary front axle respectively, on the described high gear driven gear high gear synchronizer is installed, described low gear driven gear and reversing gear is equipped with the low synchronizer that reverses gear between the driven gear.
3. 24+12 retaining tractor active pressure lubrication gear as claimed in claim 1, it is characterized in that: the described retaining speed change gear of creeping comprises a retaining driving gear of creeping that meshes with described secondary front axle, the secondary driven gear of retaining of creeping that meshes with described secondary jack shaft, the described retaining driving gear of creeping being equipped with the retaining engagement of creeping between the secondary driven gear with the described retaining of creeping and overlapping, the described retaining driving gear of creeping, the described secondary driven gear of retaining of creeping is engaged with the retaining driven gear of creeping respectively, creep and keep off secondary driving gear, the described retaining driven gear of creeping, the secondary driving gear of retaining of creeping meshes with the described gear shaft of creeping respectively.
4. 24+12 retaining tractor active pressure lubrication gear as claimed in claim 1, it is characterized in that: described main transformer quick-mounting is put a retaining driving gear that comprises respectively with described secondary jack shaft engagement, two retaining driving gears, three retaining driving gears and the four retaining driving gears that mesh with described secondary rear axle, a described retaining driving gear is engaged with a retaining driven gear, described two retaining driving gears are engaged with two retaining driven gears, described three retaining driving gears are engaged with three retaining driven gears, described four retaining driving gears are engaged with four retaining driven gears, between a described retaining driven gear and the two retaining driven gears one or two retaining synchronizers are installed, between described three retaining driven gears and the four retaining driven gears three or four retaining synchronizers are installed, a described retaining driven gear, two retaining driven gears, three retaining driven gears and four retaining driven gears also mesh described output shaft respectively.
5. 24+12 retaining tractor active pressure lubrication gear as claimed in claim 4, it is characterized in that: described field/road speed change gear comprises respectively described four retaining driving gears, the field retaining driving gear with described secondary rear axle engagement, described four retaining driving gears are engaged with four retaining driven gears, described field retaining driving gear is engaged with field retaining driven gear, field/road gearshift engagement cover, described field retaining driven gear and engagement of the described roundlet axis of cone is installed between described four retaining driven gears and the described field retaining driven gear.
6. as the described 24+12 retaining of the arbitrary claim of claim 1 to 5 tractor active pressure lubrication gear, it is characterized in that: described active pressure lubricating fitting comprises and is installed in the lubricating pump that is used to provide pressure lubrication oil on the described transmission case, the input end of described lubricating pump is connected to the lubricating oil bath of transmission case by in-line, and described lubricant oil delivery side of pump is connected to by fuel-displaced pipeline needs lubricated oily nest.
7. 24+12 retaining tractor active pressure lubrication gear as claimed in claim 6, it is characterized in that: described lubricating pump comprises the oil pump case as a transmission case body part, oil pump stator and oil hydraulic-pump rotor are installed in the described oil pump case, described oil hydraulic-pump rotor is installed in an end of described transmission case input shaft, described oil pump stator is fixed on the described oil pump case, and the exterior edge face of described oil pump case is equipped with the oil pump end cap.
8. 24+12 retaining tractor active pressure lubrication gear as claimed in claim 7, it is characterized in that: described in-line comprises oil inlet pipe or/and be arranged on the interior oil guiding hole of described transmission case tank wall.
9. 24+12 retaining tractor active pressure lubrication gear as claimed in claim 8, it is characterized in that: described fuel-displaced pipeline comprises oil outlet tube or/and be arranged on the interior oil outlet of described transmission case tank wall.
10. 24+12 retaining tractor active pressure lubrication gear as claimed in claim 9 is characterized in that: also be provided with seal ring between described oil pump end cap and the described oil pump case.
CN 201010571466 2010-12-02 2010-12-02 24+12-gear active pressure lubricating transmission device for tractor Expired - Fee Related CN102042370B (en)

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CN 201010571466 CN102042370B (en) 2010-12-02 2010-12-02 24+12-gear active pressure lubricating transmission device for tractor

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CN102042370A true CN102042370A (en) 2011-05-04
CN102042370B CN102042370B (en) 2013-01-02

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CN106704497A (en) * 2016-11-17 2017-05-24 河南科技大学 Double-clutch transmission used in multi-gear tractor
RU2652417C1 (en) * 2017-03-10 2018-04-26 Федеральное государственное бюджетное образовательное учреждение высшего образования "Тюменский индустриальный университет" (ТИУ) Out-of-alignment 24-step valve-planetary transmission 24 r8

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JP3853963B2 (en) * 1998-03-20 2006-12-06 本田技研工業株式会社 Power unit
CN201043601Y (en) * 2007-05-12 2008-04-02 四川慧剑石化装备有限责任公司 Bearing lubrication system for high-speed shaft of speed reducer
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CN106704497A (en) * 2016-11-17 2017-05-24 河南科技大学 Double-clutch transmission used in multi-gear tractor
RU2652417C1 (en) * 2017-03-10 2018-04-26 Федеральное государственное бюджетное образовательное учреждение высшего образования "Тюменский индустриальный университет" (ТИУ) Out-of-alignment 24-step valve-planetary transmission 24 r8

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