CN117823580B - Five-order automatic power gear shifting system - Google Patents
Five-order automatic power gear shifting system Download PDFInfo
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- CN117823580B CN117823580B CN202410251854.0A CN202410251854A CN117823580B CN 117823580 B CN117823580 B CN 117823580B CN 202410251854 A CN202410251854 A CN 202410251854A CN 117823580 B CN117823580 B CN 117823580B
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- 238000005096 rolling process Methods 0.000 claims description 7
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Abstract
The invention discloses a five-order automatic power shifting system, which belongs to the technical field of transmission devices and comprises a device shell mechanism, wherein a power input mechanism is arranged at the front end of one side of the device shell mechanism, a multi-order transmission mechanism is arranged between two sides of the rear end of the device shell mechanism, a reverse transmission assembly is arranged at the bottom of one side of the device shell mechanism far away from the power input mechanism, a power output mechanism is arranged between the inner surface of the bottom of the device shell mechanism and one side of the device shell mechanism, a plurality of gear shifting mechanisms are fixedly connected onto the power output mechanism, transmission bevel gear sleeves are sleeved on the gear shifting mechanisms, and hydraulic driving mechanisms are arranged on one sides of the gear shifting mechanisms. The hydraulic driving mechanism and the plurality of gear shifting mechanisms are designed, the five-stage gear shifting is realized, the whole structure is simpler, the manufacturing cost is low, and the transmission of power can be realized without shifting fork to shift the gear sleeve to complete the engagement between gears.
Description
Technical Field
The invention belongs to the technical field of transmission devices, and particularly relates to a five-order automatic power shift system.
Background
The gear shifting is an abbreviation of a gear shift lever operation method, which means that a driver continuously changes the operation process of the position of the gear shift lever according to the road surface condition and the speed change of an automobile, a gear shifting system is an important component part in an automobile transmission system and is responsible for controlling the power output and the running speed of the automobile, and the gear shifting system can be divided into a manual gear shifting system and an automatic gear shifting system according to the working principle and the structural characteristics of the gear shifting system; manual shifting systems are conventional shifting schemes that accomplish shifting actions by the driver operating clutches and shift levers. The driver separates the engine and the transmission system by stepping down the clutch pedal, then switches the gear of the transmission system from one gear to another gear through the gear shifting lever, finally releases the clutch pedal to reconnect the engine and the transmission system, and the automatic gear shifting system is a breakthrough in the automobile technology in recent years.
Most of the existing automatic power gear shifting systems are characterized in that a shifting fork in a transmission automatically dials a corresponding gear to a transmission gear, the rotation speed of integral transmission is changed by changing the engagement of different gear sets, and then the gear shifting effect is achieved, but the gear shifting mode is designed to various operations such as shifting fork driving, gear disengagement and engagement, and meanwhile, multi-stage gear shifting can also cause more parts of the integral gear shifting transmission, higher precision and higher equipment cost, and the automatic power gear shifting system is not suitable for some low-cost and single driving machines.
Disclosure of Invention
The technical problem to be solved by the invention is to overcome the defects of the prior art and provide a five-stage automatic power shifting system.
The technical scheme adopted for solving the technical problems is as follows: the five-stage automatic power shifting system comprises a device shell mechanism, wherein a power input mechanism is arranged at the front end of one side of the device shell mechanism, and a multi-stage transmission mechanism is arranged between two sides of the rear end of the device shell mechanism;
The device comprises a power input mechanism, a device shell mechanism, a power output mechanism, a plurality of gear shifting mechanisms, a gear shifting mechanism and a gear shifting mechanism, wherein the bottom of one side, far away from the power input mechanism, of the device shell mechanism is provided with a reverse transmission assembly;
The transmission bevel gear sleeve is sleeved on each of the gear shifting mechanisms, the hydraulic driving mechanism is mounted on one side of each of the gear shifting mechanisms, and the transmission straight gear sleeve is sleeved on the outer wall of the gear shifting mechanism close to one end of the reverse transmission assembly on the power output mechanism.
Further, the device housing mechanism comprises a three-hole side panel and a double-hole side panel, a device bottom shell is fixedly connected to the bottom between the three-hole side panel and the double-hole side panel, a device top shell is mounted on the top of the device bottom shell, and a plurality of bolt assemblies are mounted between the device bottom shell and the device top shell.
Through the technical scheme, the support of the power input mechanism, the multi-stage transmission mechanism, the power output mechanism and the hydraulic driving mechanism is respectively completed through the three-hole side panel, the double-hole side panel and the device bottom shell.
Further, the power input mechanism comprises a first bearing fixedly connected to the front end of the double-hole side panel, an input shaft is fixedly connected to the inner wall of the first bearing, and an input bevel gear is fixedly connected to the outer wall of one end of the input shaft in the device shell mechanism.
Through the technical scheme, when the power input device is used, the engine drives the input shaft to rotate, and then the power input is completed by driving the input bevel gear on the other side.
Further, the multistage transmission mechanism comprises two second bearings which are respectively and fixedly connected to the rear ends of the three-hole side panel and the double-hole side panel, a transmission shaft is fixedly connected between the inner walls of the second bearings, the outer wall of the transmission shaft is fixedly connected with a connecting bevel gear corresponding to the input bevel gear, the center of the outer wall of the transmission shaft is fixedly connected with a plurality of transmission bevel gears corresponding to the transmission bevel gear sleeves one to one, and the other end of the transmission shaft is fixedly connected with a transmission straight gear corresponding to the reverse transmission assembly.
Through above-mentioned technical scheme, through the meshing of input helical gear and connection helical gear, realize driving the transmission shaft and rotate between two second bearings, and then drive a plurality of transmission helical gears and transmission straight-tooth wheel and rotate and accomplish power transmission, a plurality of transmission helical gears and transmission straight-tooth wheel of pivoted can drive corresponding transmission skewed tooth cover and reverse drive subassembly and transmission straight tooth cover rotation respectively.
Further, the power take-off mechanism comprises bearing support plates fixedly connected to the inner wall of the bottom shell of the device, third bearings are arranged on the top of each bearing support plate and the side panels with three holes, and an output shaft is fixedly connected between the inner walls of the two third bearings.
Through the technical scheme, the third bearing is installed through the bearing supporting plate, and the third bearing and the other third bearing realize the support of the output shaft.
Further, the gearshift includes fixed cover of fixed connection at the output shaft outer wall, the outer wall center fixedly connected with of fixed cover a plurality of arc cushion, the outer wall one side fixedly connected with of fixed cover a plurality of connecting blocks, and is a plurality of fixedly connected with fixed connection ring between the outer wall of connecting block, be provided with a plurality of flexible fixture blocks between fixed cover, a plurality of connecting blocks and the fixed connection ring, sealed sleeve shell has been cup jointed between fixed cover and the fixed connection ring, the both sides of sealed sleeve outer wall all are provided with the spacing ring, two be provided with a plurality of fixing bolts between the both sides of spacing ring, sealed sleeve and fixed cover and the fixed connection ring, the outer wall of sealed sleeve and the inner wall both sides of the transmission skewed tooth cover that corresponds all are provided with a plurality of rolling steel balls, the outer wall one side of fixed sleeve and the inner wall one side of fixed connection ring all block has a plurality of rubber seal.
Through the technical scheme, in the rotating process of the multi-stage transmission mechanism, the plurality of transmission bevel gear sleeves and the transmission straight gear sleeves rotate on the outer walls of the plurality of sealing sleeves, the rolling steel balls are used for completing rotating support, when a gear is shifted, the external hydraulic system and the two hydraulic main pipes are matched, when a gear is shifted, the two electromagnetic valves corresponding to one side of the gear shifting mechanism are opened, the hydraulic system starts pushing through the two hydraulic main pipes and the corresponding transmission branch pipes, liquid starts pushing the telescopic clamping blocks to rise until one ends of the corresponding grooves of the inner walls of the transmission bevel gear sleeves are contacted with one sides of the plurality of raised telescopic clamping blocks, and then the plurality of telescopic clamping blocks are driven, so that the integral gear shifting mechanism and the output shaft fixed with the integral gear shifting mechanism are driven to rotate, and power output is realized.
Further, sealing gaskets are arranged between the outer walls of the fixing sleeve and the fixing connecting ring and the inner wall of the sealing sleeve, a plurality of threaded holes corresponding to the fixing bolts are formed in the outer walls of the fixing sleeve and the fixing connecting ring, through holes corresponding to the fixing bolts are formed in the two sides of the sealing sleeve and in the two limiting rings, a plurality of through holes corresponding to the telescopic clamping blocks are formed in the center of the sealing sleeve, and sealing rings are arranged on the inner walls of the through holes corresponding to the telescopic clamping blocks.
Through the technical scheme, the sealing gasket ensures the tightness between the outer wall of the fixed sleeve and the fixed connecting ring and the inner wall of the sealing sleeve, leakage is avoided during hydraulic transmission, the sealing sleeve and the two limiting rings penetrate through the fixing bolts to be spirally fixed with the threaded holes of the outer wall of the fixed sleeve and the fixed connecting ring, the through holes on the sealing sleeve can limit the telescopic clamping blocks, and the sealing ring of the inner wall of the sealing sleeve can realize sealing of the telescopic clamping blocks in the telescopic process.
Further, a plurality of arc grooves corresponding to the telescopic clamping blocks are formed in the centers of the inner walls of the transmission oblique tooth sleeves and the transmission straight tooth sleeves, the grooves of the inner walls of the transmission straight tooth sleeves are of opposite structures, and the tops of the telescopic clamping blocks are of arc structures.
Through above-mentioned technical scheme, when reversing gear, because reverse drive assembly's effect, transmission spur gear can realize driving the reversal of transmission straight tooth cover to through the same opposite structure of a plurality of flexible fixture blocks in this position gearshift, a plurality of arc recesses of cooperation opposite structure have realized driving the reversal of transmission straight tooth cover.
Further, the hydraulic driving mechanism comprises a plurality of annular sealing convex shells which are clamped between the outer walls of the corresponding fixed sleeves and the inner walls of the fixed connection rings, the other sides of the annular sealing convex shells are fixedly connected with a connecting liquid storage shell, the other sides of the annular sealing convex shells are fixedly connected with a fixed frame plate, the outer walls of the connecting liquid storage shells and the inner walls of the bottom shells of the device, the top and the bottom of the annular sealing convex shells are fixedly connected with electromagnetic valves, the electromagnetic valves are uniformly and spirally connected with sealing connection covers, the sealing connection covers are provided with transmission branch pipes, the other ends of the transmission branch pipes are fixedly connected with two hydraulic main pipes, and the annular sealing convex shells are provided with a plurality of arc-shaped through holes on one sides far away from the connecting liquid storage shells.
Through the technical scheme, when shifting gears, two electromagnetic valves which are in gear inputting are opened through the hydraulic driving mechanism, a plurality of corresponding telescopic clamping blocks are retracted, then the two electromagnetic valves are closed, the two electromagnetic valves are in a neutral gear state at the moment, the two electromagnetic valves in gear shifting rear gears are opened again, the hydraulic system starts to push through two hydraulic main pipes and corresponding transmission branch pipes, liquid of the hydraulic system enters between the fixed sleeve and the sealed sleeve shell through connecting the liquid storage shell and the annular sealed convex shell, and the gear shifting can be realized by pushing the telescopic clamping blocks.
The beneficial effects of the invention are as follows: (1) According to the invention, when a gear is engaged, the hydraulic driving mechanism and the plurality of gear shifting mechanisms are designed, the external hydraulic system is matched with the two hydraulic main pipes, and when a gear is shifted to a certain gear, the two electromagnetic valves on one side of the gear shifting mechanism corresponding to the gear shifting mechanism are opened, the hydraulic system starts to push through the two hydraulic main pipes and the corresponding transmission branch pipes, the liquid of the hydraulic system enters between the fixed sleeve and the sealed sleeve shell through connecting the liquid storage shell and the annular sealed convex shell, and the liquid starts to push the telescopic clamping blocks to rise until one ends of the plurality of grooves on the inner wall of the corresponding transmission bevel gear sleeve are contacted with one sides of the plurality of raised telescopic clamping blocks, so that the plurality of telescopic clamping blocks are driven, the integral gear shifting mechanism and the output shaft fixed with the integral gear shifting mechanism are driven to rotate, the power transmission can be realized, the integral structure is simpler while the five-stage gear shifting is realized, the manufacturing cost is low, and the gear shifting sleeve is not required to be shifted to complete the meshing between gears; (2) According to the invention, the grooves with opposite structures and the telescopic clamping blocks with opposite structures in the corresponding gear shifting mechanisms are designed on the inner wall of the transmission straight-tooth sleeve, and when in reverse gear, the electromagnetic valve positioned in the transmission straight-tooth sleeve is opened in the same way, and the reverse rotation of the transmission straight-tooth sleeve can be realized due to the action of the reverse transmission assembly, so that the output shaft is driven to rotate reversely, and the output of the reverse gear is realized.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic view of the internal structure of the present invention;
FIG. 3 is a schematic diagram of a multi-stage transmission mechanism according to the present invention;
FIG. 4 is a schematic illustration of the multi-stage drive mechanism, reverse drive assembly and drive spur gear sleeve mating configuration of the present invention;
FIG. 5 is a schematic view of a portion of the hydraulic drive mechanism of the present invention;
FIG. 6 is a schematic illustration of the single shift mechanism and output shaft engagement of the present invention;
FIG. 7 is a schematic view of a first exploded construction of the shift mechanism of the present invention;
FIG. 8 is a second exploded view of the shift mechanism of the present invention;
FIG. 9 is a schematic view of the connection structure of the fixing sleeve, the connecting block and the fixing connecting ring of the present invention;
FIG. 10 is a side perspective view of FIG. 9;
FIG. 11 is a schematic view of the hydraulic drive mechanism of the present invention;
FIG. 12 is a schematic cross-sectional view of a shifting mechanism and a transmission bevel gear sleeve and hydraulic drive mechanism of the present invention;
FIG. 13 is a schematic perspective cross-sectional view of a shift mechanism and transmission helical gear sleeve of the present invention;
FIG. 14 is a schematic cross-sectional view of a shifting mechanism and a driving skewed tooth sleeve of the present invention;
Fig. 15 is a schematic cross-sectional split construction of the shifting mechanism and transmission skewed tooth sleeve of the present invention.
Reference numerals: 1. a device housing mechanism; 101. three-hole side panels; 102. a double hole side panel; 103. a device bottom case; 104. a device top case; 105. a bolt assembly; 2. a power input mechanism; 201. a first bearing; 202. an input shaft; 203. an input bevel gear; 3. a multi-stage transmission mechanism; 301. a second bearing; 302. a transmission shaft; 303. connecting a bevel gear; 304. a transmission helical gear; 305. a transmission spur gear; 4. a reverse drive assembly; 5. a power take-off mechanism; 501. a bearing support plate; 502. a third bearing; 503. an output shaft; 6. a gear shifting mechanism; 601. a fixed sleeve; 602. arc cushion blocks; 603. a connecting block; 604. a fixed connection ring; 605. a telescopic clamping block; 606. a sealing sleeve; 607. a limiting ring; 608. a fixing bolt; 609. rolling the steel balls; 610. a rubber seal ring; 7. a transmission bevel gear sleeve; 8. a hydraulic drive mechanism; 801. an annular sealing convex shell; 802. the liquid storage shell is connected; 803. fixing the frame plate; 804. an electromagnetic valve; 805. sealing the connecting cover; 806. a transmission branch pipe; 807. a hydraulic main pipe; 9. and (5) driving the straight toothed sleeve.
Detailed Description
The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
As shown in fig. 1-3, the five-stage automatic power shifting system of the present embodiment includes a device housing mechanism 1, the device housing mechanism 1 includes a three-hole side plate 101 and a double-hole side plate 102, a bottom portion between the three-hole side plate 101 and the double-hole side plate 102 is fixedly connected with a device bottom shell 103, a top shell 104 is mounted on a top portion of the device bottom shell 103, a plurality of bolt assemblies 105 are mounted between the device bottom shell 103 and the top shell 104, support of a power input mechanism 2, a multi-stage transmission mechanism 3, a power output mechanism 5 and a hydraulic driving mechanism 8 is respectively completed through the three-hole side plate 101, the double-hole side plate 102 and the device bottom shell 103, a power input mechanism 2 is disposed at a front end of one side of the device housing mechanism 1, the power input mechanism 2 includes a first bearing 201 fixedly connected to a front end of the double-hole side plate 102, an inner wall of the first bearing 201 is fixedly connected with an input shaft 202, an outer wall of one end inside the device housing mechanism 1 of the input shaft 202 is fixedly connected with an input 203, and when in use, the engine drives the input shaft 202 to rotate, and then the input bevel gear 203 at the other side is driven to complete power input.
As shown in fig. 1-3, a multi-stage transmission mechanism 3 is arranged between two sides of the rear end of the device housing mechanism 1, the multi-stage transmission mechanism 3 comprises two second bearings 301 which are respectively and fixedly connected to the rear ends of the three-hole side panel 101 and the double-hole side panel 102, a transmission shaft 302 is fixedly connected between the inner walls of the two second bearings 301, the outer wall of the transmission shaft 302 is fixedly connected with a connecting bevel gear 303 corresponding to the input bevel gear 203, the center of the outer wall of the transmission shaft 302 is fixedly connected with a plurality of transmission bevel gears 304 corresponding to the transmission bevel gear sleeve 7 one by one, the other end of the transmission shaft 302 is fixedly connected with a transmission straight gear 305 corresponding to the reverse transmission assembly 4, and the transmission shaft 302 is driven to rotate between the two second bearings 301 through the meshing of the input bevel gear 203 and the connecting bevel gear 303, so that the plurality of transmission bevel gears 304 and the transmission straight gear 305 are driven to rotate to finish power transmission, and the rotating plurality of transmission bevel gears 304 and the transmission straight gear 305 can respectively drive the corresponding transmission bevel gear sleeve 7 and the reverse transmission assembly 4 and the transmission straight gear sleeve 9 to rotate.
As shown in fig. 1-4, the bottom of the side far away from the power input mechanism 2 of the device housing mechanism 1 is provided with a reverse transmission component 4, a power output mechanism 5 is installed between the inner surface of the bottom of the device housing mechanism 1 and one side, the power output mechanism 5 comprises a bearing support plate 501 fixedly connected to the inner wall of the device bottom shell 103, third bearings 502 are installed on the top of the bearing support plate 501 and the three-hole side plate 101, an output shaft 503 is fixedly connected between the inner walls of the two third bearings 502, the third bearings 502 are installed through the bearing support plate 501, and the support of the output shaft 503 is realized with the other third bearings 502.
As shown in fig. 1-15, a plurality of gear shifting mechanisms 6 are fixedly connected to the power output mechanism 5, the gear shifting mechanisms 6 comprise a fixed sleeve 601 fixedly connected to the outer wall of the output shaft 503, a plurality of arc-shaped cushion blocks 602 are fixedly connected to the center of the outer wall of the fixed sleeve 601, a plurality of connecting blocks 603 are fixedly connected to one side of the outer wall of the fixed sleeve 601, a fixed connecting ring 604 is fixedly connected between the outer walls of the plurality of connecting blocks 603, a plurality of telescopic clamping blocks 605 are arranged among the fixed sleeve 601, the plurality of connecting blocks 603 and the fixed connecting ring 604, a sealing sleeve shell 606 is sleeved between the fixed sleeve 601 and the fixed connecting ring 604, limiting rings 607 are arranged on two sides of the outer wall of the sealing sleeve shell 606, a plurality of fixing bolts 608 are arranged between the two limiting rings 607 and the two sides of the sealing sleeve shell 606 and the fixing sleeve 601 and the fixing connecting ring 604, a plurality of rolling steel balls 609 are arranged on the outer wall of the sealing sleeve 606 and two sides of the inner wall of the corresponding transmission bevel gear sleeve 7, a plurality of rubber sealing rings 610 are clamped on one side of the outer wall of the fixing sleeve 601 and one side of the inner wall of the fixing connecting ring 604, in the rotating process of the multi-stage transmission mechanism 3, a plurality of transmission bevel gear sleeves 7 and transmission straight gear sleeves 9 rotate on the outer walls of the sealing sleeve 606 and complete rotating support through the rolling steel balls 609, during gear shifting, when a gear is shifted, the external hydraulic system is matched with the two hydraulic main pipes 807, the two electromagnetic valves 804 corresponding to one side of the gear shifting mechanism 6 are opened, the hydraulic system starts pushing through the two hydraulic main pipes 807 and the corresponding transmission branch pipes 806, the liquid of the hydraulic system enters between the fixed sleeve 601 and the sealing sleeve shell 606 through the connecting liquid storage shell 802 and the annular sealing convex shell 801, the liquid starts pushing the telescopic clamping blocks 605 to rise until one ends of a plurality of grooves on the inner wall of the corresponding transmission bevel gear sleeve 7 contact one sides of the plurality of raised telescopic clamping blocks 605, the telescopic clamping blocks 605 are driven, the integral shifting mechanism 6 and the output shaft 503 fixed with the integral shifting mechanism are driven to rotate, the output of power is realized, sealing gaskets are arranged between the outer walls of the fixed sleeve 601 and the fixed connecting ring 604 and the inner wall of the sealing sleeve 606, a plurality of threaded holes corresponding to the fixed bolts 608 are arranged on the outer walls of the fixed sleeve 601 and the fixed connecting ring 604, through holes corresponding to the fixed bolts 608 are arranged on both sides of the sealing sleeve 606 and on the two limiting rings 607, a plurality of through holes corresponding to the telescopic clamping blocks 605 are arranged in the center of the sealing sleeve 606, sealing rings are arranged on the inner walls of the plurality of through holes corresponding to the telescopic clamping blocks 605, the sealing gaskets ensure the tightness between the outer walls of the fixed sleeve 601 and the fixed connecting ring 604 and the inner wall of the sealing sleeve 606, leakage is avoided during hydraulic transmission, the sealing sleeve shell 606 and the two limiting rings 607 penetrate through the fixing bolts 608 to be spirally fixed with the fixing sleeve 601 and the threaded holes on the outer wall of the fixing connecting ring 604, the limiting of the telescopic clamping block 605 can be realized through the through holes on the sealing sleeve shell 606, the sealing ring on the inner wall of the sealing sleeve can realize the sealing of the telescopic clamping block 605 in the telescopic process, the centers of the inner walls of the transmission bevel gear sleeve 7 and the transmission straight gear sleeve 9 are provided with a plurality of arc-shaped grooves corresponding to the telescopic clamping block 605, the grooves on the inner wall of the transmission straight gear sleeve 9 are of opposite structures, the top of the telescopic clamping block 605 is of an arc-shaped structure, in the reverse gear, due to the action of the reverse transmission assembly 4, the transmission spur gear 305 can drive the transmission spur gear sleeve 9 to rotate reversely, and the transmission spur gear sleeve 9 is driven to rotate reversely by matching with a plurality of arc grooves with the same opposite structures through a plurality of telescopic clamping blocks 605 in the position shifting mechanism 6.
As shown in fig. 1-15, the transmission bevel gear sleeve 7 is sleeved on each of the plurality of gear shifting mechanisms 6, the hydraulic driving mechanism 8 is installed on one side of each of the plurality of gear shifting mechanisms 6, each of the hydraulic driving mechanism 8 comprises a plurality of annular sealing convex shells 801 clamped between the outer wall of the corresponding fixed sleeve 601 and the inner wall of the fixed connecting ring 604, the other side of each of the plurality of annular sealing convex shells 801 is fixedly connected with a connecting liquid storage shell 802, a fixed frame plate 803 is fixedly connected between the outer wall of each of the plurality of connecting liquid storage shells 802 and the inner wall of the bottom shell 103 of the device, electromagnetic valves 804 are fixedly connected to the top and the bottom of each of the plurality of annular sealing convex shells 801, sealing connecting covers 805 are spirally connected to each of the plurality of electromagnetic valves 804, transmission branch pipes 806 are installed on each of the plurality of sealing connecting covers 805, two hydraulic main pipes 807 are fixedly connected between the other ends of the plurality of transmission branch pipes 806, the annular sealing convex shell 801 is provided with a plurality of arc-shaped through holes on one side far away from the connecting liquid storage shell 802, when shifting gears, two electromagnetic valves 804 which are in gear are opened through a hydraulic driving mechanism 8, a plurality of corresponding telescopic clamping blocks 605 are retracted, then the two electromagnetic valves 804 are closed, at the moment, the two electromagnetic valves 804 which are in neutral gear state are opened, the two electromagnetic valves 804 which are in gear after shifting gears are opened, a hydraulic system starts to push through two hydraulic manifolds 807 and corresponding transmission branch pipes 806, liquid of the hydraulic system enters between the fixed sleeve 601 and the sealing sleeve shell 606 through the connecting liquid storage shell 802 and the annular sealing convex shell 801, the gear shifting can be realized by pushing the plurality of telescopic clamping blocks 605, and a transmission straight toothed sleeve 9 is sleeved on the outer wall of the gear shifting mechanism 6 which is close to one end of the reverse transmission assembly 4 on the power output mechanism 5.
The working principle of this embodiment is as follows, when in use, the engine drives the input shaft 202 to rotate, and then the input bevel gear 203 on the other side is driven to complete power input, and the transmission shaft 302 is driven to rotate between the two second bearings 301 by the engagement of the input bevel gear 203 and the connecting bevel gear 303, and then the plurality of transmission bevel gears 304 and the transmission spur gears 305 are driven to rotate to complete power transmission, and the plurality of transmission bevel gears 304 and the transmission spur gears 305 which rotate respectively drive the corresponding transmission bevel gear sleeve 7 and the reverse transmission assembly 4 and the transmission spur gear sleeve 9 to rotate, wherein the plurality of transmission bevel gear sleeves 7 and the transmission spur gear sleeve 9 rotate on the outer walls of the plurality of sealing sleeves 606 and complete rotation support by the rolling steel balls 609;
During gear shifting, when a gear is shifted to a certain gear, the external hydraulic system is matched with the two hydraulic main pipes 807, the two electromagnetic valves 804 on one side of the corresponding gear shifting mechanism 6 are opened, the hydraulic system starts to push through the two hydraulic main pipes 807 and the corresponding transmission branch pipes 806, liquid of the hydraulic system enters between the fixed sleeve 601 and the sealed sleeve shell 606 through the connecting liquid storage shell 802 and the annular sealed convex shell 801, the liquid starts to push the telescopic clamping blocks 605 to ascend until one ends of the grooves on the inner wall of the corresponding transmission bevel gear sleeve 7 contact one sides of the plurality of raised telescopic clamping blocks 605, the plurality of telescopic clamping blocks 605 are driven to further drive the whole gear shifting mechanism 6 and the output shaft 503 fixed with the whole gear shifting mechanism to rotate, power output is realized, and then the two electromagnetic valves 804 are closed, and at the moment, the plurality of gear shifting mechanisms 6 and the hydraulic driving mechanism 8 relatively rotate;
During gear shifting, the two electromagnetic valves 804 which are in gear shifting are opened through the hydraulic driving mechanism 8, the corresponding telescopic clamping blocks 605 are retracted, then the two electromagnetic valves 804 are closed, at the moment, the two electromagnetic valves 804 in gear shifting are opened again in a neutral gear state, gear shifting can be carried out in the same way, step-by-step gear shifting is suggested during gear shifting, impact damage of parts is avoided, the service life is shortened, when the gear is shifted down, the electromagnetic valves 804 which are in the same way as the electromagnetic valves 804 in the transmission straight gear sleeve 9 are opened, reverse rotation of the transmission straight gear sleeve 9 can be realized due to the action of the reverse transmission assembly 4, and the output shaft 503 is driven to reverse rotation in the same way.
The foregoing description is only of the preferred embodiments of the present invention, and is not intended to limit the scope of the present invention.
Claims (5)
1. Five-order automatic power shift system, including device housing mechanism (1), its characterized in that: the front end of one side of the device shell mechanism (1) is provided with a power input mechanism (2), and a multi-stage transmission mechanism (3) is arranged between two sides of the rear end of the device shell mechanism (1);
the device is characterized in that the bottom of one side far away from the power input mechanism (2) of the device shell mechanism (1) is provided with a reverse transmission component (4), a power output mechanism (5) is arranged between the inner surface of the bottom of the device shell mechanism (1) and one side, the power output mechanism (5) comprises an output shaft (503), a plurality of gear shifting mechanisms (6) are fixedly connected to the power output mechanism (5), each gear shifting mechanism (6) comprises a fixed sleeve (601) fixedly connected to the outer wall of the output shaft (503), a plurality of arc cushion blocks (602) are fixedly connected to the center of the outer wall of each fixed sleeve (601), a plurality of connecting blocks (603) are fixedly connected to one side of the outer wall of each fixed sleeve (601), a fixed connecting ring (604) is fixedly connected between the outer walls of each connecting block (603), a plurality of telescopic clamping blocks (605) are arranged between each fixed sleeve (601), a plurality of connecting blocks (603) and each fixed connecting ring (604), sealing rings (606) are sleeved between each fixed sleeve (601) and each fixed connecting ring (604), limiting rings (607) are respectively arranged on two sides of the outer wall of each sealing sleeve (606), a plurality of limiting rings (608) are fixedly connected to each sealing ring (604), the sealing sleeve comprises a sealing sleeve body (606), wherein a plurality of rolling steel balls (609) are arranged on the outer wall of the sealing sleeve body (606) and the two sides of the inner wall of a corresponding transmission bevel gear sleeve (7), a plurality of rubber sealing rings (610) are clamped on one side of the outer wall of the fixing sleeve body (601) and one side of the inner wall of a fixed connection ring (604), sealing gaskets are arranged between the outer wall of the fixing sleeve body (601) and the outer wall of the fixed connection ring (604) and the inner wall of the sealing sleeve body (606), a plurality of threaded holes corresponding to fixing bolts (608) are formed in the outer wall of the fixing sleeve body (601) and the outer wall of the fixed connection ring (604), through holes corresponding to the fixing bolts (608) are formed in the two sides of the sealing sleeve body (606) and in the two limiting rings (607), a plurality of through holes corresponding to the telescopic clamping blocks (605) are formed in the center of the sealing sleeve body (606), and sealing rings are arranged on the inner walls of the through holes corresponding to the telescopic clamping blocks (605);
A plurality of transmission bevel gear sleeves (7) are sleeved on each gear shifting mechanism (6), a plurality of hydraulic driving mechanisms (8) are installed on one side of each gear shifting mechanism (6), each hydraulic driving mechanism (8) comprises a plurality of annular sealing convex shells (801) which are clamped between the outer wall of a corresponding fixed sleeve (601) and the inner wall of a fixed connection ring (604), two hydraulic pressure (807) are fixedly connected with a connecting liquid storage shell (802) on the other side of each annular sealing convex shell (801), a plurality of fixed frame plates (803) are fixedly connected between the outer wall of the connecting liquid storage shell (802) and the inner wall of a device bottom shell (103), a plurality of electromagnetic valves (804) are fixedly connected to the top and the bottom of each annular sealing convex shell (801), a plurality of sealing connecting covers (805) are spirally connected with each other, a transmission branch pipe (806) is installed on each sealing connecting cover (805), two hydraulic pressure (807) are fixedly connected between the other ends of a plurality of transmission branch pipes (806), each annular sealing convex shell (801) is provided with a transmission straight through hole (5) which is close to one end of each gear shifting mechanism (6) and is sleeved on one end of each transmission main pipe (4), the centers of the inner walls of the transmission inclined tooth sleeve (7) and the transmission straight tooth sleeve (9) are provided with a plurality of arc-shaped grooves corresponding to the telescopic clamping blocks (605), the grooves of the inner wall of the transmission straight tooth sleeve (9) are of opposite structures, and the tops of the telescopic clamping blocks (605) are of arc-shaped structures.
2. The five-stage automatic power shifting system according to claim 1, characterized in that the device housing mechanism (1) comprises a three-hole side panel (101) and a double-hole side panel (102), a device bottom shell (103) is fixedly connected to the bottom between the three-hole side panel (101) and the double-hole side panel (102), a device top shell (104) is mounted on the top of the device bottom shell (103), and a plurality of bolt assemblies (105) are mounted between the device bottom shell (103) and the device top shell (104).
3. The five-step automatic power shift system according to claim 2, wherein the power input mechanism (2) comprises a first bearing (201) fixedly connected to the front end of the double-hole side panel (102), an input shaft (202) is fixedly connected to the inner wall of the first bearing (201), and an input bevel gear (203) is fixedly connected to the outer wall of one end of the input shaft (202) inside the device housing mechanism (1).
4. A five-step automatic power shift system according to claim 3, wherein the multi-step transmission mechanism (3) comprises two second bearings (301) fixedly connected to the rear ends of the three-hole side panel (101) and the double-hole side panel (102), a transmission shaft (302) is fixedly connected between the inner walls of the two second bearings (301), a connecting bevel gear (303) corresponding to the input bevel gear (203) is fixedly connected to the outer wall of the transmission shaft (302), a plurality of transmission bevel gears (304) corresponding to the transmission bevel gear sleeves (7) one by one are fixedly connected to the outer wall center of the transmission shaft (302), and a transmission spur gear (305) corresponding to the reverse transmission assembly (4) is fixedly connected to the other end of the transmission shaft (302).
5. The five-step automatic power shift system according to claim 2, wherein the power output mechanism (5) further comprises a bearing support plate (501) fixedly connected to the inner wall of the bottom shell (103), third bearings (502) are mounted on the top of the bearing support plate (501) and the three-hole side panels (101), and an output shaft (503) is fixedly connected between the inner walls of the two third bearings (502).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202410251854.0A CN117823580B (en) | 2024-03-06 | 2024-03-06 | Five-order automatic power gear shifting system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202410251854.0A CN117823580B (en) | 2024-03-06 | 2024-03-06 | Five-order automatic power gear shifting system |
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| CN117823580A CN117823580A (en) | 2024-04-05 |
| CN117823580B true CN117823580B (en) | 2024-05-24 |
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|---|---|---|---|---|
| CN1123052A (en) * | 1994-01-31 | 1996-05-22 | 克拉克设备公司 | Single sliding key type countershaft automatic transmission |
| CN101806339A (en) * | 2010-04-09 | 2010-08-18 | 陈广强 | Automatic gearbox for vehicle gear |
| CN112211963A (en) * | 2020-09-04 | 2021-01-12 | 徐涛 | Mechanical speed changing device |
| CN113202907A (en) * | 2021-06-15 | 2021-08-03 | 嘉兴鲁棒实特车辆智能科技有限公司 | Gearbox and gear shifting method |
| CN114483943A (en) * | 2022-03-08 | 2022-05-13 | 郑品刚 | Automatic gear shifting system of electric automobile and hydraulic control method and gear shifting control method thereof |
| CN115773366A (en) * | 2022-12-28 | 2023-03-10 | 徐州徐工传动科技有限公司 | Hydraulic gear shifting mechanism and gear shifting method for gearbox and gearbox |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002357249A (en) * | 2001-06-04 | 2002-12-13 | Fuji Heavy Ind Ltd | Automatic transmission |
-
2024
- 2024-03-06 CN CN202410251854.0A patent/CN117823580B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1123052A (en) * | 1994-01-31 | 1996-05-22 | 克拉克设备公司 | Single sliding key type countershaft automatic transmission |
| CN101806339A (en) * | 2010-04-09 | 2010-08-18 | 陈广强 | Automatic gearbox for vehicle gear |
| CN112211963A (en) * | 2020-09-04 | 2021-01-12 | 徐涛 | Mechanical speed changing device |
| CN113202907A (en) * | 2021-06-15 | 2021-08-03 | 嘉兴鲁棒实特车辆智能科技有限公司 | Gearbox and gear shifting method |
| CN114483943A (en) * | 2022-03-08 | 2022-05-13 | 郑品刚 | Automatic gear shifting system of electric automobile and hydraulic control method and gear shifting control method thereof |
| CN115773366A (en) * | 2022-12-28 | 2023-03-10 | 徐州徐工传动科技有限公司 | Hydraulic gear shifting mechanism and gear shifting method for gearbox and gearbox |
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| CN117823580A (en) | 2024-04-05 |
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