CN108458105A - A kind of auto-manual transmission - Google Patents

Abstract

The invention provides an automatic manual transmission. The automatic manual transmission of the present invention includes a gear shifting mechanism and a transmission mechanism. The shifting mechanism is mechanical. The transmission mechanism includes a first power input shaft and a second power input shaft. The first power input shaft provides power through a hydraulic torque converter to drive the power output shaft to rotate at a low speed. The second power input shaft provides power through a mechanical clutch for driving the power output shaft to rotate at high speed. Automatically shifts gears when driving at low speeds to ensure smooth start and acceleration of the car, avoiding cumbersome operations during frequent stops and starts, making driving operations simple and reducing the driver's labor intensity; manual gear shifting when driving at high speeds, with the control feeling of manual shifting, maintaining The thrill of driving, while having higher fuel economy performance than automatic transmissions. And the gear shifting mechanism adopts mechanical type, which has good reliability.

Description

A manual transmission

technical field

The invention relates to the technical field of vehicle components, in particular to an automatic manual transmission.

Background technique

At present, existing automobile transmissions generally have three types: manual transmission, automatic transmission and automated manual transmission. Manual transmission is simple in structure, reliable in performance, cheap in price and relatively good in fuel economy, but it is cumbersome to operate and requires high driving skills, especially in the urban driving process, frequent starting and shifting, the driver's labor intensity is high, and it is easy to operate unskilled Cause the engine to stall; the automatic transmission is easy to operate, especially suitable for driving in urban areas, but in the suburbs and on the road, the driving control is not strong, and the fuel economy performance is relatively poor, the structure is complex, and there are complicated hydraulic and electronic control parts. The price is more expensive and the maintenance cost is high.

And although the existing automated manual automatic transmission has both automatic mode and manual mode, its manual mode is to complete the gear shift by manually controlling the electronic control part, and the sense of control is not strong. Most car owners basically do not need to shift gears in manual mode. On the other hand, the function is idle and wasted. At the same time, the shift control is also controlled by the combination of hydraulic pressure and electric control. The structure is complicated, the price is relatively expensive, and the maintenance cost is high.

Contents of the invention

The purpose of the present invention is to provide an automatic manual transmission to improve the above-mentioned problems in the prior art.

Embodiments of the present invention are achieved like this:

An automatic manual transmission, which includes a shifting mechanism and a transmission mechanism; the shifting mechanism includes a shifting mechanism, a self-locking mechanism and an interlocking mechanism; the self-locking mechanism is used for positioning the shifting mechanism; the interlocking mechanism is used for Prevent the shifting mechanism from being engaged in two gears at the same time; the shifting mechanism includes a shift fork shaft and a shift fork connected to the shift fork shaft, and the shift fork shaft is used to drive the shift fork; the transmission mechanism includes a synchronizer, and the shift fork is used to drive The synchronizer slides; the transmission mechanism also includes a hydraulic torque converter, a mechanical clutch, a first power input shaft, a second power input shaft and a power output shaft; the hydraulic torque converter is connected to the first power input shaft; the mechanical clutch is connected to the The second power input shaft is connected by transmission; the first power input shaft is used to drive the power output shaft to rotate at a low speed; the second power input shaft is used to drive the power output shaft to rotate at a high speed.

In one embodiment of the invention:

The first-speed driving gear and the reverse-speed driving gear of the above-mentioned transmission mechanism are connected to the first power input shaft respectively; Input shaft drive connection.

In one embodiment of the invention:

The above-mentioned synchronizer includes a first synchronizer; both the first gear driving gear and the reverse gear driving gear are supported on the first power input shaft through needle bearings; the first synchronizer is arranged between the first gear driving gear and the reverse gear driving gear, And it is slidably connected with the first power input shaft, and is used to make the driving gear of the first gear or the reverse gear drive connected with the first power input shaft; the shift fork shaft includes the first shift fork shaft; the shift fork includes the first shift fork ; The first shift fork is connected to the first shift fork shaft, and is used to drive the first synchronizer to slide.

In one embodiment of the invention:

The above-mentioned synchronizer also includes a second synchronizer and a third synchronizer; the second gear driven gear, third gear driven gear, fourth gear driven gear and fifth gear driven gear of the transmission mechanism are all supported on the power output by needle bearings. on the shaft; the second synchronizer is arranged between the second gear driven gear and the third gear driven gear, and is slidably connected with the power output shaft, and is used to make the second gear driven gear or the third gear driven gear and the power output Shaft transmission connection; the third synchronizer is arranged between the fourth-speed driven gear and the fifth-speed driven gear, and is slidably connected with the power output shaft, and is used to make the fourth-speed driven gear or the fifth-speed driven gear and the power The output shaft is transmission connected; the shift fork shaft also includes a second shift fork shaft and a third shift fork shaft; the shift fork also includes a second shift fork and a third shift fork; the second shift fork is connected to the second shift fork shaft, to drive the second synchronizer to slide; the third shift fork is connected to the third shift fork shaft, and is used to drive the third synchronizer to slide.

In one embodiment of the invention:

The above-mentioned transmission mechanism also includes a planetary gear set, the driving gear of the first gear is connected to the first power input shaft through the planetary gear set; the planetary gear set includes a sun gear, a ring gear and a planet carrier; the sun gear is connected to the first power input shaft through a first synchronizer. The input shaft is driven and connected; the planetary carrier is respectively meshed with the sun gear and the ring gear; the first gear driving gear is fixedly connected with the planetary carrier.

In one embodiment of the invention:

The transmission mechanism also includes a transmission case and a first one-way clutch, and the ring gear is connected to the transmission case through the first one-way clutch;

The shifting mechanism also includes a first shift block, a second shift block and a third shift block; the first shift block is fixedly connected with the first shift fork shaft, and is used to drive the first shift fork shaft to move; the second shift block is connected with the second shift fork shaft. The shift fork shaft is fixedly connected to drive the second shift fork shaft to move; the third shift block is fixedly connected to the third shift fork shaft to drive the second shift fork shaft to move; when the shift mechanism is in the first gear position, the first The shift block, the second shift block and the third shift block are collinear.

In one embodiment of the invention:

The above-mentioned second power input shaft is a hollow shaft, the first power input shaft is arranged in the second power input shaft, and the first power input shaft and the second power input shaft are coaxially arranged; the first power input shaft and the second power input shaft Needle bearings are arranged between the shafts, and the needle bearings are sleeved on the first power input shaft.

In one embodiment of the invention:

The above-mentioned transmission mechanism also includes a flywheel, the flywheel is fixedly connected to the hydraulic torque converter, and the mechanical clutch is fixedly connected to the flywheel; the hydraulic torque converter, the flywheel and the mechanical clutch are sequentially arranged along the rotation axis of the hydraulic torque converter.

In one embodiment of the invention:

The above-mentioned synchronizer is a pin-type inertial synchronizer or a lock-ring type inertial synchronizer.

In one embodiment of the invention:

The above-mentioned interlocking mechanism includes a first limiting groove, a second limiting groove, a third limiting groove, a fourth limiting groove, a first limiting member, a second limiting member and an interlock pin; the first limiting groove Set on the first shift fork shaft, used to accommodate the first limiting member; the first limiting member is movably arranged between the first shifting fork shaft and the second shifting fork shaft; the second limiting groove and the third The limit groove is relatively arranged on the second shift fork shaft, the second limit groove is used to accommodate the first limit member, and the third limit groove is used to accommodate the second limit member; the interlock pin and the second shift fork shaft It is movably connected, and the interlock pin is at least partly located in the second limiting groove or the third limiting groove; the second limiting member is movably arranged between the second shift fork shaft and the third shift fork shaft; the second The four limit grooves are arranged on the third shift fork shaft to accommodate the second limit member; when the shift mechanism is in the first gear position, the first limit groove, the second limit groove, the third limit groove, the The four limit grooves, the first limit piece, the second limit piece and the interlock pin are located on the same straight line.

The beneficial effects of the embodiments of the present invention are:

The automatic manual transmission provided by the invention includes a transmission mechanism and a gear shifting mechanism. The shifting mechanism includes a shifting mechanism, a self-locking mechanism and an interlocking mechanism. The shift mechanism includes a shift fork and a shift fork shaft, which are used to realize the shift operation of the transmission mechanism. The first power input shaft of the transmission mechanism is in transmission connection with the hydraulic torque converter, the second power input shaft is in transmission connection with the mechanical clutch, and the power output shaft is in transmission connection with the first power input shaft and the second power input shaft respectively. The first power input shaft is used to drive the power output shaft to rotate at a low speed, and the second power input shaft is used to drive the power output shaft to rotate at a high speed. Automatically shifts gears when driving at low speeds to ensure smooth start and acceleration of the car, avoiding cumbersome operations during frequent stops and starts, making driving operations simple and reducing the driver's labor intensity; manual gear shifting when driving at high speeds, with the control feeling of manual shifting, maintaining The thrill of driving, while having higher fuel economy performance than automatic transmissions. And the gear shifting mechanism is mechanical, which has good reliability.

Description of drawings

In order to illustrate the technical solutions of the embodiments of the present invention more clearly, the accompanying drawings used in the embodiments will be briefly introduced below. It should be understood that the following drawings only show some embodiments of the present invention, and thus It should be regarded as a limitation on the scope, and those skilled in the art can also obtain other related drawings based on these drawings without creative work.

Fig. 1 is a schematic structural view of the shift mechanism in the automatic manual transmission provided by Embodiment 1 of the present invention;

Fig. 2 is a schematic structural view of the transmission mechanism in the automatic manual transmission provided by Embodiment 1 of the present invention;

Fig. 3 is a partial structural schematic diagram of the transmission mechanism in the automatic manual transmission provided by Embodiment 1 of the present invention;

Fig. 4 is a partial structural schematic diagram of the transmission mechanism in the automatic manual transmission provided by Embodiment 1 of the present invention;

Fig. 5 is a schematic diagram of the gear positions of the automatic manual transmission provided in Embodiment 1 of the present invention.

Icons: 010-transmission mechanism; 100-transmission housing; 200-torque converter; 210-torque converter housing; 220-pump wheel; 230-turbine; 240-guide wheel; 250-guide wheel shaft; 260 -Second one-way clutch; 300-mechanical clutch; 310-clutch cover; 320-clutch release cylinder; 330-release bearing; 340-clutch butterfly spring; 350-clutch pressure plate; 360-clutch driven plate; The first power input shaft; 410-planetary gear set; 411-sun gear; 412-ring gear; 413-planet carrier; 414-first one-way clutch; 420-first gear driving gear; 430-reverse gear driving gear; 440 -first synchronizer; 441-combining sleeve; 442-spline hub; 500-second power input shaft; 510-second gear driving gear; 520-third gear driving gear; 530-fourth gear driving gear; 540-fifth gear Driving gear; 600-power output shaft; 610-reverse gear shaft; 611-reverse gear intermediate gear; 620-reverse gear driven gear; 630-first gear driven gear; 640-second gear driven gear; 650-third gear Driven gear; 660-fourth gear driven gear; 670-fifth gear driven gear; 680-second synchronizer; 690-third synchronizer; 710-flywheel ring gear; 720-flywheel; 020-shift mechanism; 021-first shift fork shaft; 0211-first shift fork; 0212-first shift fork; 022-second shift fork shaft; 0221-second shift fork; 0222-second shift block; 023-third shift fork Shaft; 0231-third shift fork; 0232-third shift block; 024-first self-locking mechanism; 0241-self-locking ball; 0242-self-locking spring; 0243-first gear self-locking ball groove; 0244-neutral gear self-locking Ball groove; 0245-reverse gear self-locking ball groove; 025-second self-locking mechanism; 026-third self-locking mechanism; 027-interlocking mechanism; 0271-first limit groove; 0272-first interlocking ball; 0273-Second Interlocking Ball; 0274-Second Limiting Slot; 0275-Interlocking Pin; 0276-Third Limiting Slot; 0277-Third Interlocking Ball; 0278-Fourth Interlocking Ball; 0279-Fourth Limit slot; 0281-neutral gear; 0282-reverse gear; 0283-first gear; 0284-second gear; 0285-third gear; 0286-fourth gear; 0287-fifth gear.

Detailed ways

In order to make the purpose, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments It is a part of embodiments of the present invention, but not all embodiments. The components of the embodiments of the invention generally described and illustrated in the figures herein may be arranged and designed in a variety of different configurations.

Accordingly, the following detailed description of the embodiments of the invention provided in the accompanying drawings is not intended to limit the scope of the claimed invention, but merely represents selected embodiments of the invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.

It should be noted that like numerals and letters denote similar items in the following figures, therefore, once an item is defined in one figure, it does not require further definition and explanation in subsequent figures.

In the description of the embodiments of the present invention, it should be noted that terms such as "first" and "second" are only used to distinguish descriptions, and should not be understood as indicating or implying relative importance.

Example 1

Fig. 1 is a schematic structural diagram of the shift mechanism 020 in the automatic manual transmission provided in this embodiment,

FIG. 2 is a schematic structural diagram of the transmission mechanism 010 in the automatic manual transmission provided in this embodiment. Please refer to FIG. 1 and FIG. 2 in conjunction. This embodiment provides an automatic manual transmission, which includes a shifting mechanism and a transmission mechanism 010 . The shifting mechanism includes a shifting mechanism 020 , a self-locking mechanism and an interlocking mechanism 027 . The shift mechanism 020 includes a shift fork shaft and a shift fork, the shift fork is fixedly connected to the shift fork shaft, and moves together with the movement of the shift fork shaft. The shifting mechanism 020 drives the synchronizer of the transmission mechanism 010 to move through the movement of the shift fork, thereby realizing the shifting function. The transmission mechanism 010 includes a hydraulic torque converter 200 , a mechanical clutch 300 , a first power input shaft 400 , a second power input shaft 500 and a power output shaft 600 . The first power input shaft 400 is in transmission connection with the hydraulic torque converter 200, the second power input shaft 500 is in transmission connection with the mechanical clutch 300, and the power output shaft 600 is in transmission connection with the first power input shaft 400 and the second power input shaft 500 respectively. . When in use, the hydraulic torque converter 200 is connected with power devices such as an engine for power input, and the first power input shaft 400 can drive the power output shaft 600 to rotate at a low speed under the action of the hydraulic torque converter 200; the mechanical clutch 300 The second power input shaft 500 can drive the power output shaft 600 to rotate at a high speed under the action of the mechanical clutch 300 .

The automatic manual transmission provided in this embodiment is further described below:

Referring to FIG. 1 , in this embodiment, the shift fork shaft includes a first shift fork shaft 021 , a second shift fork shaft 022 and a third shift fork shaft 023 . The first shift fork shaft 021 , the second shift fork shaft 022 and the third shift fork shaft 023 are relatively spaced apart. The shift fork includes a first shift fork 0211 , a second shift fork 0221 and a third shift fork 0231 . The first shift fork 0211 is fixedly connected to the first shift fork shaft 021 , the second shift fork 0221 is fixedly connected to the second shift fork shaft 022 , and the third shift fork 0231 is fixedly connected to the third shift fork shaft 023 .

FIG. 3 is a partial structural schematic diagram of the transmission mechanism 010 in the automatic manual transmission provided in this embodiment. Please refer to FIG. 2 and FIG. 3 in conjunction. In this embodiment, the transmission mechanism 010 includes a transmission housing 100 . The torque converter 200 includes a torque converter housing 210 , a pump wheel 220 , a turbine wheel 230 , a guide wheel 240 , a guide wheel shaft 250 and a second one-way clutch 260 . The pump wheel 220 , the turbine wheel 230 and the guide wheel 240 are all arranged in the torque converter housing 210 , and the pump wheel 220 is fixedly connected with the torque converter housing 210 and can rotate together with the torque converter housing 210 . One end of the turbine wheel 230 communicates with the pump wheel 220 , and the other end is connected with the first power input shaft 400 through spline transmission. The guide wheel 240 is disposed between the turbine wheel 230 and the pump wheel 220 , and two ends of the guide wheel 240 communicate with the turbine wheel 230 and the pump wheel 220 respectively. The guide wheel shaft 250 is a hollow shaft, which is sheathed outside the first power input shaft 400 and supported on the first power input shaft 400 through needle bearings, and the two ends of the guide wheel shaft 250 are respectively connected to the transmission housing 100 and the second unit. Fixedly connected to the clutch 260, the guide wheel 240 is connected with the guide wheel shaft 250 through the second one-way clutch 260, and can rotate around the axis of the guide wheel shaft 250. During operation, the torque converter housing 210 is fixedly connected with the engine flywheel ring gear 710, and rotates under the drive of the flywheel ring gear 710, thereby driving the pump wheel 220 to rotate; the hydraulic oil flows into the turbine 230 with the rotation of the pump wheel 220, The driving turbine 230 rotates, and the first power input shaft 400 rotates accordingly; the hydraulic oil flows back to the pump wheel 220 through the guide wheel 240, thus forming a hydraulic oil passage, and the arrows shown in FIG. 3 indicate the flow direction of the hydraulic oil. Because the pump wheel 220 is connected with the guide wheel shaft 250 through the second one-way clutch 260, when the speed of the pump wheel 220 was greater than that of the turbine wheel 230, the one-way clutch connected the guide wheel 240 with the guide wheel shaft 250, and the guide wheel 240 was fixed and could not rotate; When the rotation speed of the pump wheel 220 is lower than that of the turbine wheel 230, the one-way clutch slips, and the guide wheel 240 rotates along the axis of the guide wheel shaft 250 under the action of the hydraulic oil, thus realizing the function of torque conversion and speed change.

In this embodiment, a flywheel 720 is fixedly connected to the end of the torque converter housing 210 away from the flywheel ring gear 710 , and the mechanical clutch 300 is fixedly connected to the flywheel 720 and can rotate with the flywheel 720 . Specifically, the mechanical clutch 300 includes a clutch driven plate 360 , a clutch pressure plate 350 , a clutch butterfly spring 340 , a release bearing 330 , a clutch release cylinder 320 and a clutch cover 310 , and the clutch cover 310 is fixedly connected to the flywheel 720 . The clutch butterfly spring 340 is clamped on the clutch cover 310, and one end thereof is fixedly connected with the clutch pressure plate 350, so that the clutch butterfly spring 340 can rotate together with the clutch cover 310, and when the other end is deformed, it will be connected with the clutch pressure plate. One end of the 350 fixed connection can be deformed accordingly. The clutch driven plate 360 is opposite to the clutch pressure plate 350 and is arranged between the flywheel 720 and the clutch pressure plate 350 . Under the action of the elastic force of the clutch belleville spring 340 , the clutch pressure plate 350 is pressed against the clutch driven plate 360 . The clutch driven disc 360 is connected with the second power input shaft 500 through spline transmission. Deformation of the clutch belleville spring 340 can disengage the clutch pressure plate 350 from the clutch driven plate 360 . The release bearing 330 is fixedly connected with the clutch release cylinder 320. The release bearing 330 is sleeved on the second power input shaft 500 and is slidably connected with the second power input shaft 500. The clutch release cylinder 320 is used to drive the release bearing 330 along the second power input shaft 500. The two power input shafts 500 slide. When the release bearing 330 slides towards the clutch disc spring 340 gradually, the release bearing 330 abuts against the clutch disc spring 340, and applies pressure to the clutch disc spring 340, causing the clutch disc spring 340 to deform, and the clutch presses The disc 350 is separated from the clutch driven disc 360 under the drive of the clutch belleville spring 340, and the power transmission is interrupted.

Further, the second power input shaft 500 is a hollow shaft, which is sheathed on the outside of the guide wheel shaft 250 , coaxially arranged with the guide wheel shaft 250 , and supported on the guide wheel shaft 250 through needle bearings. Space can be effectively saved, and the structure of the automatic manual transmission is more compact.

In this embodiment, low speed refers to when the automobile is in first gear 0283 and reverse gear 0282, and high speed refers to when the automobile is in second gear 0284, third gear 0285, fourth gear 0286 or fifth gear 0287. The first power input shaft 400 is away from the end of the turbine 230 , and protrudes from the guide wheel shaft 250 and the second power input shaft 500 , and is connected to the first-speed driving gear 420 and the reverse-speed driving gear 430 . Further, the first driving gear 420 and the reverse driving gear 430 are supported on the first power input shaft 400 through needle bearings, and a first synchronizer 440 is arranged between the first driving gear 420 and the reverse driving gear 430 . The first synchronizer 440 is a pin type inertia synchronizer, which includes a coupling sleeve 441 and a spline hub 442, the spline hub 442 is fixedly connected with the first power input shaft 400, and the coupling sleeve 441 is slidably connected with the spline hub 442 . The first shift fork 0211 is clamped on the coupling sleeve 441, and the movable toggle coupling sleeve 441 of the first shift fork 0211 slides relative to the spline hub 442. When the coupling sleeve 441 is combined with the first gear driving gear 420, the first power input The shaft 400 drives the first gear driving gear 420 to rotate, and the automatic manual transmission is in the first gear 0283; when the combination sleeve 441 is combined with the reverse gear 430, the first power input shaft 400 drives the reverse gear 430 to rotate, and the automatic manual transmission Be in the reverse gear 0282; when the combination sleeve 441 is not combined with the first gear driving gear 420 and the reverse gear driving gear 430, the automatic manual transmission is in the neutral gear 0281.

It should be noted that the structure of the first synchronizer 440 is not limited here. It can be understood that in other specific embodiments, the type of the first synchronizer 440 can also be set according to the user's needs, such as a lock ring type The inertial synchronizer serves as the first synchronizer 440 .

FIG. 4 is a partial structural schematic diagram of the transmission mechanism 010 in the automatic manual transmission provided in this embodiment. Please refer to FIG. 2 and FIG. 4 in conjunction. Further, the transmission mechanism 010 further includes a planetary gear set 410 , and the first-speed driving gear 420 is in transmission connection with the first power input shaft 400 through the planetary gear set 410 . The planetary gear set 410 includes a sun gear 411 , a ring gear 412 and a planet carrier 413 . The sun gear 411 is supported on the first power input shaft 400 through a needle bearing, and the planet carrier 413 meshes with the sun gear 411 and the ring gear 412 respectively, and rotates driven by the sun gear 411 . One end of the planet carrier 413 is fixedly connected with a first-speed driving gear 420 , and the first-speed driving gear 420 meshes with a first-speed driven gear 630 provided on the power output shaft 600 . The rotation of the first power input shaft 400 drives the sun gear 411 to rotate, and the planetary carrier 413 rotates together with the sun gear 411, thereby driving the first gear driving gear 420 to rotate, and finally driving the power output shaft 600 to rotate, thereby outputting power.

Fig. 5 is a schematic diagram of the gear positions of the automatic manual transmission provided in this embodiment. Please refer to FIG. 2 and FIG. 5 in conjunction. Further, the transmission mechanism 010 further includes a first one-way clutch 414 , and the ring gear 412 is connected to the transmission housing 100 through the first one-way clutch 414 . During upshifting, the combining sleeve 441 is always combined with the sun gear 411 . When the rotational speed of the power output shaft 600 is greater than that of the first gear, and the first gear driven gear 630 drives the first gear driving gear 420 to rotate, the first one-way clutch 414 slips, and the ring gear 412 rotates driven by the first gear driving gear 420 , the sun gear 411 does not rotate with the driving gear 420 of the first gear, preventing the reverse transmission of power; The ring gear 412 is connected with the transmission housing 100 to the clutch 414, the ring gear 412 is fixed and cannot continue to rotate, and the power is transmitted from the first power input shaft 400 to the power output shaft 600 to ensure that the power transmission is not interrupted during the shifting process. It can be understood that in other embodiments, the first one-way clutch 414 can also be arranged between the sun gear 411 and the transmission housing 100 according to the needs of users, so that the sun gear 411 can be connected to the transmission through the first one-way clutch 414. The housing 100 is connected to prevent reverse transmission of power.

In this embodiment, the reverse intermediate gear 611 is fixedly connected to the reverse shaft 610, and the reverse shaft 610 is rotatably connected to the transmission case 100 through a needle bearing. The reverse driven gear 620 is fixedly connected to the power output shaft 600 , and the reverse intermediate gear 611 meshes with the reverse driving gear 430 and the reverse driven gear 620 respectively.

In this embodiment, the synchronizers further include a second synchronizer 680 and a third synchronizer 690 . Second gear driving gear 510, third gear driving gear 520, fourth gear driving gear 530 and fifth gear driving gear 540 are fixedly connected on the second power input shaft 500; second gear driven gear 640, third gear driven gear 650, fourth gear Both the driven gear 660 and the fifth-speed driven gear 670 are supported on the power output shaft 600 through needle bearings. A second synchronizer 680 is arranged between the second gear driven gear 640 and the third gear driven gear 650, and a third synchronizer 690 is arranged between the fourth gear driven gear 660 and the fifth gear driven gear 670. The second synchronizer 680 and the third synchronizer 690 have the same structure. The second shift fork 0221 is clamped on the combination sleeve of the second synchronizer 680. When the combination sleeve is combined with the second gear driven gear 640, the second gear driven gear 640 drives the power output shaft 600 to rotate, and the automatic manual transmission is in the second gear. Block 0284; when the combination sleeve was combined with the third gear driven gear 650, the third gear driven gear 650 drove the power output shaft 600 to rotate, and the automatic manual transmission was in the third gear 0285. The third shift fork 0231 is clamped on the combination sleeve of the third synchronizer 690. When the combination sleeve is combined with the fourth-speed driven gear 660, the fourth-speed driven gear 660 drives the power output shaft 600 to rotate, and the automatic manual transmission is in the fourth gear. Block 0286; when the combination sleeve was combined with the fifth gear driven gear 670, the fifth gear driven gear 670 drove the power output shaft 600 to rotate, and the automatic manual transmission was in the fifth gear 0287.

In this embodiment, the shift mechanism 020 also includes a first shift block 0212, a second shift block 0222 and a third shift block 0232, the first shift block 0212 is fixedly connected to the first shift fork shaft 021, and the second shift block 0222 is fixedly connected to the second shift fork shaft 022, and the third shift block 0232 is fixedly connected to the third shift fork shaft 023. When in use, the shift lever is engaged with the first shifting block 0212 , the second shifting block 0222 or the third shifting block 0232 , and can slide between the first shifting block 0212 , the second shifting block 0222 and the third shifting block 0232 . When the automatic manual transmission is in the first gear 0283, that is, when the shift mechanism 020 is in the first gear 0283 position, the first shifting block 0212, the second shifting block 0222 and the third shifting block 0232 are on the same straight line, and the shift lever can directly move from The first shift block 0212 slides to the second shift block 0222, and the second shift fork shaft 022 and the second shift fork 0221 on the second shift fork shaft 022 are driven by the second shift block 0222 to realize gear shifting, while at the same time , the combination sleeve 441 of the first synchronizer 440 is combined with the sun gear 411 to ensure that the power transmission is not interrupted during the upshifting process. Specifically, in this embodiment, the shift mechanism 020 is in the position of first gear 0283, which means that the first synchronizer 440 is in the position combined with the sun gear 411, and at the same time, the second synchronizer 680 is in the position of the second gear driven gear 640 and the second gear. In the position where the third speed driven gear 650 is not coupled, the third synchronizer 690 is in a position where neither the fourth speed driven gear 660 nor the fifth speed driven gear 670 is coupled.

Please refer to Fig. 1, in this embodiment, the self-locking mechanism includes a first self-locking mechanism 024 for locking the first shift fork shaft 021, a second self-locking mechanism 025 for locking the second shift fork shaft 022 and The third self-locking mechanism 026 is used to lock the third fork shaft 023 . The first self-locking mechanism 024 includes a self-locking ball 0241 , a self-locking spring 0242 and a self-locking ball groove. The self-locking ball groove includes the first gear self-locking ball groove 0243, the neutral gear self-locking ball groove 0244 and the reverse gear self-locking ball groove 0245 arranged on the first shift fork shaft 021, the first gear self-locking ball groove 0243, the neutral gear self-locking ball groove The slot 0244 and the reverse gear self-locking ball slot 0245 are sequentially arranged at intervals along the axis of the first shift fork shaft 021 . When the automatic manual transmission is in the first gear 0283, the self-locking ball 0241 is pressed into the first gear self-locking ball groove 0243 by the self-locking spring 0242; The first shift block 0212, and drives the first shift fork shaft 021 to move, under the action of the axial force exerted by the shift lever, the self-locking ball 0241 overcomes the elastic force of the self-locking spring 0242 and moves along the wall of the first gear self-locking ball groove 0243 The upward movement leaves the self-locking ball groove 0243 of the first gear, and finally falls into the self-locking ball groove 0244 of the neutral gear. Similarly, the structures and working principles of the second self-locking mechanism 025 and the third self-locking mechanism 026 are the same as those of the first self-locking mechanism 024 .

The interlock mechanism 027 includes a first limiting groove 0271 arranged on the first shift fork shaft 021, a first limiting member arranged between the first shift fork shaft 021 and the second shift fork shaft 022, and a first limiting member arranged oppositely on the second shift fork shaft 021. The second limit groove 0274 and the third limit groove 0276 on the second shift fork shaft 022, the second limit member arranged between the second shift fork shaft 022 and the third shift fork shaft 023, the second limit member arranged on the third dial The fourth limit slot 0279 on the fork shaft 023 and the interlock pin 0275 passed through the second shift fork shaft 022 . In this embodiment, the first limiting member includes a first interlocking ball 0272 and a second interlocking ball 0273 that abut against each other; the second limiting member includes a third interlocking ball 0277 and a fourth interlocking ball that abut against each other. Lock ball 0278. It can be understood that the first limiter and the second limiter are not limited here, and in other embodiments, the first limiter and the second limiter can also be set according to the needs of users, for example, the first limiter Both the first limiting part and the second limiting part are set as an interlocking ball.

When the first gear 0283 is engaged, the shift lever moves the first shift block 0212, thereby driving the first shift fork shaft 021 to move, and the first shift fork 0211 moves accordingly, and moves the first synchronizer 440 to combine with the sun gear 411, as shown in the figure 1, the first limiting groove 0271, the first interlocking ball 0272, the second interlocking ball 0273, the second limiting groove 0274, the interlocking pin 0275, the third limiting groove 0276, and the third interlocking ball 0277 , the fourth interlocking ball 0278 and the fourth limiting groove 0279 are located on the same straight line, at this time the first interlocking ball 0272, the second interlocking ball 0273, the third interlocking ball 0277 and the fourth interlocking ball 0278 are in a relaxed state , any one of the first shift fork shaft 021, the second shift fork shaft 022 and the third shift fork shaft 023 can be shifted independently by the shift lever when the other two shafts are fixed.

When in neutral gear 0281, the shift lever moves the first shift block 0212, thereby driving the first shift fork shaft 021 to move, and the first shift fork 0211 moves accordingly, shifting the first synchronizer 440 to separate from the sun gear 411, the first limit The positioning groove 0271 moves with the first shift fork shaft 021, the first interlocking ball 0272 is squeezed out of the first limiting groove 0271, and the second interlocking ball 0273 enters the second limiting position under the extrusion of the first interlocking ball 0272 Slot 0274, one end of the interlock pin 0275 enters the third limiting groove 0276, thereby pushing the third interlocking ball 0277 out of the third limiting groove 0276, and the fourth interlocking ball 0278 is extruded by the third interlocking ball 0277 Enter the fourth limit slot 0279. Thus, the positions of the second shift fork shaft 022 and the third shift fork shaft 023 are locked.

When the reverse gear 0282 is engaged, the shift lever moves the first shift block 0212, thereby driving the first shift fork shaft 021 to move, and the first shift fork 0211 moves accordingly, and the first synchronizer 440 is moved to combine with the reverse driving gear 430, The first limiting groove 0271 gradually moves away from the first interlocking ball 0272 with the movement of the first shift fork shaft 021 , and the second shift fork shaft 022 and the third shift fork shaft 023 are in a locked state.

When the second gear 0284 is engaged, the automatic manual transmission is in the first gear position, and the second shifting block 0222 is shifted through the shift lever, thereby driving the second shifting fork shaft 022 and the second shifting fork 0221 to move, and the second shifting fork 0221 shifts the second shifting fork The second synchronizer 680 is combined with the second gear driven gear 640, the second limit groove 0274 and the third limit groove 0276 move with the second shift fork shaft 022, the second interlock ball 0273 and the third interlock ball 0277 are simultaneously Squeeze out, under the extrusion of the second interlocking ball 0273, the first interlocking ball 0272 enters the first limiting groove 0271, and the fourth interlocking ball 0278 is squeezed into the fourth limiting groove 0279 by the third interlocking ball 0277. Thus, the positions of the first shift fork shaft 021 and the third shift fork shaft 023 are locked.

When the third gear 0285 is engaged, the automatic manual transmission is in the first gear 0283 position, and the second shifting block 0222 is moved through the shift lever, thereby driving the second shifting fork shaft 022 and the second shifting fork 0221 to move, and the second shifting fork 0221 is shifted The second synchronizer 680 is combined with the third gear driven gear 650, the second limit groove 0274 and the third limit groove 0276 move with the second shift fork shaft 022, so that the second interlock ball 0273 and the third interlock ball 0277 Squeezed out at the same time, under the extrusion of the second interlocking ball 0273, the first interlocking ball 0272 enters the first limiting groove 0271, and the fourth interlocking ball 0278 is squeezed into the fourth limiting groove by the third interlocking ball 0277 0279. Thus, the positions of the first shift fork shaft 021 and the third shift fork shaft 023 are locked.

When the fourth gear 0286 is engaged, the automatic manual transmission is in the first gear 0283 position, and the third shifting block 0232 is moved through the shift lever, thereby driving the third shifting fork shaft 023 and the third shifting fork 0231 to move, and the third shifting fork 0231 is shifted The third synchronizer 690 is combined with the fourth gear driven gear 660, and the fourth limit groove 0279 moves with the third shift fork shaft 023, so that the fourth interlocking ball 0278 is squeezed out, and the fourth interlocking ball 0278 is extruded The lower third interlocking ball 0277 enters the third limiting groove 0276, one end of the interlocking pin 0275 enters the second limiting groove 0274, and the second interlocking ball 0273 is extruded, and under the extrusion of the second interlocking ball 0273 , the first interlocking ball 0272 enters the first limiting groove 0271. Thus, the positions of the first shift fork shaft 021 and the second shift fork shaft 022 are locked.

When the fifth gear 0287 is engaged, the automatic manual transmission is in the first gear 0283 position, and the third shifting block 0232 is moved through the shift lever, thereby driving the third shifting fork shaft 023 and the third shifting fork 0231 to move, and the third shifting fork 0231 is shifted The third synchronizer 690 is combined with the fifth gear driven gear 670, and the fourth limit groove 0279 moves with the third shift fork shaft 023, so that the fourth interlocking ball 0278 is squeezed out, and the fourth interlocking ball 0278 is extruded The lower third interlocking ball 0277 enters the third limiting groove 0276, one end of the interlocking pin 0275 enters the second limiting groove 0274, and the second interlocking ball 0273 is extruded, and under the extrusion of the second interlocking ball 0273 , the first interlocking ball 0272 enters the first limiting groove 0271. Thus, the positions of the first shift fork shaft 021 and the second shift fork shaft 022 are locked.

In the automatic manual transmission provided by the embodiment of the present invention, the power output shaft 600 of the transmission mechanism 010 is in driving connection with the first power input shaft 400 and the second power input shaft 500 at the same time. The power of the first power input shaft 400 is provided by the hydraulic torque converter 200 , and the power of the second power input shaft 500 is provided by the mechanical clutch 300 . When the automatic manual transmission is in the first gear 0283 and the reverse gear 0282, the power is transmitted to the first power input shaft 400 through the hydraulic torque converter 200, and then output through the power output shaft 600, in urban areas where frequent starting and shifting are required Under certain circumstances, it can automatically change the speed to ensure the car starts and accelerates smoothly, avoids tedious operations in the process of frequent parking and starting, makes the driving operation simple, and reduces the labor intensity of the driver. When the car is in the second gear 0284, third gear 0285, fourth gear 0286 or fifth gear 0287 during driving, the driver needs to manually toggle the shift fork to shift gears, which has the control feeling of manual shifting and maintains the pleasure of driving. At the same time, it has higher fuel economy performance than automatic transmission. And by arranging the planetary gear set 410 and the first one-way clutch 414, when the automobile is in the second gear 0284, the third gear 0285, the fourth gear 0286 or the fifth gear 0287, the first synchronizer 440 is in the state of combining with the sun gear 411 , to ensure that the power transmission is not interrupted during the shifting process.

To sum up, the automatic manual transmission provided by the embodiment of the present invention not only has the automatic adaptability of hydraulic transmission, anti-vibration and vibration isolation performance, but also has the reliability of mechanical transmission and high fuel economy. At the same time, it can ensure that the power transmission is not interrupted during the process of upshifting and shifting. The entire gear shifting process adopts a mechanical method, which has good reliability, does not use hydraulic and electronic controls, has low manufacturing cost, and is easy to maintain. And compact.

The above descriptions are only preferred embodiments of the present invention, and are not intended to limit the present invention. For those skilled in the art, the present invention may have various modifications and changes. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention shall be included within the protection scope of the present invention.

Claims (10)

1. a kind of auto-manual transmission, which is characterized in that including：

Shift control mechanism and transmission mechanism；The shift control mechanism includes gearshift, self-locking mechanism and mutual interlocking gear；Institute Self-locking mechanism is stated for positioning the gearshift；The mutual interlocking gear is for preventing the gearshift while being linked into two Gear；

The gearshift includes shift fork axle and the shift fork that is connected in the shift fork axle, and the shift fork axle is for driving described dial Fork activity；The transmission mechanism includes synchronizer, and the shift fork is for driving the synchronizer to slide；

The transmission mechanism further includes fluid torque-converter, mechanical clutch, the first power input shaft, the second power input shaft and moves Power output shaft；The fluid torque-converter is sequentially connected with first power input shaft；The mechanical clutch and described second Power input shaft is sequentially connected；First power input shaft is for driving the power output shaft to slowly run；Described second Power input shaft is for driving the power output shaft high-speed rotation.

2. auto-manual transmission according to claim 1, it is characterised in that：

One gear driving gear of the transmission mechanism and the driving gear that reverses gear are sequentially connected with first power input shaft respectively；

The two gear driving gear of the transmission mechanism, three gear driving gears, four gear driving gears and five gear driving gears respectively with Second power input shaft is sequentially connected.

3. auto-manual transmission according to claim 2, it is characterised in that：

The synchronizer includes the first synchronizer；The one gear driving gear and the driving gear that reverses gear pass through needle bearing It is supported on first power input shaft；The first synchronizer setting is in a gear driving gear and the active of reversing gear Between gear, and be slidably connected with first power input shaft, for make it is described one gear driving gear or it is described fall Driving gear is kept off to be sequentially connected with first power input shaft；

The shift fork axle includes the first shift fork axle；The shift fork includes the first shift fork；First shift fork is connected to described first In shift fork axle, for driving first synchronizer to slide.

4. auto-manual transmission according to claim 3, it is characterised in that：

The synchronizer further includes the second synchronizer and third synchronizer；The transmission mechanism two gear driven gears, three gear from Moving gear, four gear driven gears and five gear driven gears are supported on by needle bearing on the power output shaft；Described The setting of two synchronizers can be slided between the two gear driven gear and the three gears driven gear with the power output shaft It connects dynamicly, for making the two gear driven gear or three gear driven gears be connect with the pto shaft drive；Described The setting of three synchronizers can be slided between the four gear driven gear and the five gears driven gear with the power output shaft It connects dynamicly, for making the four gear driven gear or the five gears driven gear be connect with the pto shaft drive；

The shift fork axle further includes the second shift fork axle and third shift fork axle；The shift fork further includes the second shift fork and third shift fork； Second shift fork is connected in second shift fork axle, for driving second synchronizer to slide；The third shift fork connects It is connected in the third shift fork axle, for driving the third synchronizer to slide.

5. auto-manual transmission according to claim 4, it is characterised in that：

The transmission mechanism further includes planetary gear set, and a gear driving gear passes through planet with first power input shaft Gear set is sequentially connected；The planetary gear set includes sun gear, gear ring and planet carrier；The sun gear is same by described first Device is walked to be sequentially connected with first power input shaft；The planet carrier is engaged with the sun gear and the gear ring respectively；Institute A gear driving gear is stated to be fixedly connected with the planet carrier.

6. auto-manual transmission according to claim 5, it is characterised in that：

The transmission mechanism further includes case of transmission and the first one-way clutch, and the gear ring passes through first one-way clutch Device is connect with the case of transmission；

The gearshift further includes the first shifting block, the second shifting block and third shifting block；First shifting block and first shift fork Axis is fixedly connected, for driving the first shift fork axle activity；Second shifting block is fixedly connected with second shift fork axle, is used In drive the second shift fork axle activity；The third shifting block is fixedly connected with the third shift fork axle, for driving described Three shift fork axle activities；The gearshift is in a gear when setting, and first shifting block, second shifting block and the third are dialled Block is conllinear.

7. auto-manual transmission according to claim 1, it is characterised in that：

Second power input shaft is hollow shaft, and first power input shaft is arranged in second power input shaft, And first power input shaft is coaxially disposed with second power input shaft；First power input shaft and described second Needle bearing is provided between power input shaft, the needle bearing is set on first power input shaft.

8. auto-manual transmission according to claim 1, it is characterised in that：

The transmission mechanism further includes flywheel, and the flywheel is fixedly connected on the fluid torque-converter, the mechanical clutch It is fixedly connected on the flywheel；The fluid torque-converter, the flywheel and the mechanical clutch are along the fluid torque-converter Pivot center set gradually.

9. auto-manual transmission according to claim 1, it is characterised in that：

The synchronizer is lockpin-type inertia synchronizer or lock ring type inertia synchronizer.

10. auto-manual transmission according to claim 5, it is characterised in that：

The mutual interlocking gear includes the first limiting slot, the second limiting slot, third limiting slot, the 4th limiting slot, the first locating part, the Two locating parts and interlocking plunger；First limiting slot is arranged in first shift fork axle, for accommodating the first locating part；It is described First locating part is movably disposed between first shift fork axle and the second shift fork axle；Second limiting slot and described Three limiting slots are oppositely arranged in second shift fork axle, and second limiting slot is described for accommodating first locating part Third limiting slot is for accommodating the second locating part；The interlocking plunger is movably connected with second shift fork axle, and described mutual Lock pin is at least partially disposed in second limiting slot or the third limiting slot；Second locating part is movably disposed in Between second shift fork axle and the third shift fork axle；4th limiting slot is arranged in the third shift fork axle, is used for Accommodate second locating part；The gearshift is located at a gear when setting, first limiting slot, the second limiting slot, third Limiting slot, the 4th limiting slot, first locating part, second locating part and the interlocking plunger are located at same straight line.