Motorcycle AMT gear selecting and shifting execution device

Abstract

The utility model discloses a motorcycle AMT gear selecting and shifting execution device which comprises a Hall sensor, an angle magnet, a motor, a first-stage reduction gear set, a second-stage reduction gear set, a third-stage reduction gear outlet set, a manual switching device, a balance adjusting device and the like. A stroke sensor is installed on the second-stage reduction gear set, a manual switching device and a balance adjusting device are installed on the third-stage reduction gear set and the shell, meanwhile, one end of the third-stage reduction gear set is connected to an original vehicle gear shifting shaft, and the other end of the third-stage reduction gear set is connected to a gear shifting pull wire through a rocker arm. The gear shifting action is achieved through rotation of the gear shifting shaft of an original vehicle, three driving modes can be achieved, and the gear shifting device has the advantages of being easy to install, accurate in control, low in cost, novel in structure, accurate in positioning, convenient to operate and the like.

Description

TECHNICAL FIELD

[0001] The utility model relates to motorcycle automatic control technical field especially relates to a motorcycle AMT selects gear shifting execution device. BACKGROUND

[0002] The transformation of motorcycle manual gearbox to automatic gearbox is the result of market demand, technological progress and manufacturer innovation. From mechanical structure optimization to electronic control system integration, automatic gearbox not only improves the convenience of riders, but also promotes the industry to develop in the direction of high efficiency and intelligence. In the future, with the maturation of technology and the reduction of cost, automatic gear motorcycle will be further popularized, but manual gear will still retain its unique value in specific scenarios (such as sports riding), so the device with both manual and automatic gear shifting functions and manual control function is very suitable for market demand. SUMMARY

[0003] The utility model aims at providing to solve the above-mentioned technical problem.

[0004] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme:

[0005] A motorcycle AMT gear selection and shifting execution device, comprising a motor, the motor outside is provided with a motor seat and is connected to the upper surface of its shell by screws, the gear of the motor is provided with a first stage speed reducer, the large gear on the upper surface of the first stage speed reducer is welded with the pinion through interference, the pinion has shafts at both ends for supporting bearings, the two bearings are embedded in the upper and lower shells, the second stage speed reducer gear assembly adopts the connection support mode of the first stage speed reducer gear assembly to form a second stage speed reducer, the other end of the second stage speed reducer gear assembly is embedded with a magnet, and the magnet and the circuit board installed on the shell form a hall sensor, the third stage speed reducer gear has a half gear on the circle, the half gear is connected with the pinion of the second stage speed reducer to form a third stage speed reducer, the original vehicle shaft is divided into three parts, the uppermost layer is the connection part of the foot pedal gear shifting part, the middle part is the connection part of the original vehicle gear shifting shaft, and the bottom part is the automatic gear shifting three stage gear part, the three parts are switched between two driving modes through the manual switching device, one is automatic gear shifting, and the other is foot pedal gear shifting.

[0006] Preferably, the connecting foot pedal shifting part is composed of a balance handle, a balance foot pedal swing arm, a fixed sleeve, a semicircular balance device switching shaft, a support sleeve, a balance connecting plate, a spring sleeve and a spring, the fixed sleeve is welded to the balance foot pedal swing arm, the spring sleeve is above the spring sleeve, the support sleeve and the spring sleeve are pressed by the balance connecting plate, and are screwed on the shell by a screw and an internal hexagonal screw, the balance handle is connected to the semicircular balance device switching shaft by a pin shaft and can rotate around the pin shaft, one end of the semicircular balance device switching shaft is a large semicircle between the two feet of the spring, the balance device switching shaft passes through the fixed sleeve from below and is fixed on the fixed sleeve by a clasp spring and can rotate in the fixed sleeve, when the balance device works, the balance handle is lifted to form an angle with the semicircular balance device switching shaft, then the semicircular balance device switching shaft is rotated by 180° and is put back to the original position, the fastening screw is in contact with the end of the balance handle, a cylindrical magnet is embedded in the fastening screw, and the cylindrical magnet and the balance handle are attracted to the fixed position.

[0007] Preferably, the connecting original vehicle shifting shaft part is composed of a manual switching handle, a switching shaft, an intermediate connecting body, a ball, a pre-tightening spring, a cylindrical magnet, a fastening screw and a four-petal cone connecting piece, the manual switching handle and the switching shaft are connected by a pin shaft and can rotate around the shaft, the switching shaft has a groove thereon, the ball is installed in the groove and is provided with the pre-tightening spring, when the pre-tightening spring presses the ball, the switching shaft can only rotate and cannot be emitted, the switching shaft is a part with two semicircular arcs, the two semicircular arcs are reverse, when the upper semicircular arc is in contact with the balance foot pedal swing arm, the device is switched to the manual mode, when the lower semicircular arc is in contact with the bottom connecting plate, the device is in the automatic shifting mode, the switching steps are lifting the balance handle, lifting the manual switching handle, rotating the manual switching handle by 180°, putting the manual switching handle back to the original position, and then putting the balance handle back to the original position, the four-petal cone connecting piece is sleeved on the spline shaft of the original vehicle, the intermediate connecting body and the four-petal cone connecting piece are in contact with each other by a taper surface and are locked by a screw, the front end of the four-petal cone connecting piece is screwed with the fastening screw, the balance foot pedal swing arm is sleeved on the fastening screw and swings, and the bottom part is composed of the bottom connecting plate and the three-stage speed reduction gear.

[0008] Compared with the prior art, the utility model has the advantages that the utility model realizes the gear engaging and the gear disengaging through the reciprocating rotation of the original vehicle shifting shaft, adopts the manual switching device and the balance device, uses the Hall sensor to form the new structure of the data acquisition unit, and the electric control unit accurately identifies the movement of the device, so that the gear engaging and the gear disengaging are realized. BRIEF DESCRIPTION OF DRAWINGS

[0009] Figure 1 It is a top view of the utility model;

[0010] Figure 2 It is a perspective view of the utility model;

[0011] Figure 3 The structural schematic view of the balance foot pedal swing arm, the manual switching handle and the balance handle (wherein a is a top view structural view, and b is an A-A direction sectional view of a);

[0012] Figure 4 The structural schematic view of the balance foot pedal swing arm, the manual switching handle and the balance handle (wherein a is a top view structural view, and b is an A-A direction sectional view of a);

[0013] In the figure: motor 1, primary reduction assembly 2, secondary reduction gear assembly 3, tertiary reduction gear 4, balance foot pedal swing arm 5, manual switching handle 6, screw 8, switching shaft 10, intermediate connecting body 11, ball 12, pre-tightening spring 13, balance handle 14, cylindrical magnet 15, fastening screw 16, four-petal cone connecting piece 17, bottom connecting plate 18, tertiary reduction gear 19, fixed sleeve 20, semicircular balance device switching shaft 21, support sleeve 22, balance connecting plate 23, spring sleeve 24, spring 25. DETAILED DESCRIPTION

[0014] The utility model will be described in further detail below in combination with the drawings and specific embodiments.

[0015] A motorcycle AMT gear selection and shifting execution device, comprising a motor 1, the motor 1 outside is equipped with motor seat and is connected to the shell upper face with screw, the gear of motor 1 is self-possessed and constitutes first stage reduction with primary reduction assembly 2, the large gear on primary reduction assembly 2 upper face is welded into with pinion through interference, and the both ends of pinion have shafts for supporting bearings, two bearings are inlaid on the upper and lower shell, secondary reduction gear assembly 3 adopts the connection support mode of primary reduction gear assembly 2 to constitute secondary reduction, the other end of secondary reduction gear assembly 3 is inlaid a magnet, and constitutes Hall sensor with the circuit board installed on the shell, tertiary reduction gear 4 has a half gear on a circle, and the half gear and the pinion of secondary reduction gear are connected to constitute tertiary reduction, and the original vehicle is divided into three parts from the axial direction, the uppermost layer is the connection foot pedal gear shifting part, the middle part is the connection original vehicle gear shifting shaft part, and the bottom part is automatic gear shifting tertiary gear part, three parts switch two driving modes through manual switching device, one is automatic gear shifting, and one is foot pedal gear shifting.

[0016] The connecting foot pedal gear shifting part is composed of a balance handle 14, a balance foot pedal swing arm 5, a fixing sleeve 20, a semicircular balance device switching shaft 21, a supporting sleeve 22, a balance connecting plate 23, a spring sleeve 24 and a spring 25, the fixing sleeve 20 is welded to the upper surface of the balance foot pedal swing arm 5, the spring 25 is sleeved on the spring sleeve 24, the supporting sleeve 22 and the spring sleeve 24 are pressed by the balance connecting plate 23 and are screwed on the shell by a screw 8 and an internal hexagonal screw, the balance handle 14 is connected to the semicircular balance device switching shaft 21 by a pin shaft and can rotate around the pin shaft, one end of the semicircular balance device switching shaft 21 is a large semicircle between the two feet of the spring 25, the balance device switching shaft 21 passes through the fixing sleeve 20 from below and is fixed on the fixing sleeve 20 by a clamping spring and can rotate in the fixing sleeve 20, when the balance device works, the balance handle 14 is lifted to form an angle with the semicircular balance device switching shaft 21, then the semicircular balance device switching shaft 21 is rotated by 180° and is put back to the original position, the end of the balance handle 14 is in contact with a fastening screw 16, the fastening screw 16 is inlaid with a cylindrical magnet 15, the cylindrical magnet 15 is attracted to the balance handle 7 to achieve fixing.

[0017] The connecting original vehicle gear shifting shaft part is composed of a manual switching handle 6, a switching shaft 10, an intermediate connecting body 11, a ball 12, a pre-tightening spring 13, a cylindrical magnet 15, a fastening screw 16 and a four-petal cone connecting piece 17, the manual switching handle 6 and the switching shaft 10 are connected by a pin shaft and can rotate around the shaft, the switching shaft 10 has a groove on the upper surface, the ball 12 is installed in the groove and is provided with the pre-tightening spring 13, when the pre-tightening spring 13 presses the ball 12, the switching shaft 10 can only rotate and cannot be sent out, the switching shaft 10 is a part with two semicircular arcs, the two semicircular arcs are reverse, when the upper semicircular arc is in contact with the balance foot pedal swing arm 5, the device is switched to the manual mode, when the lower semicircular arc is in contact with the bottom connecting plate 18, the device is in the automatic gear shifting mode, the switching steps are that the balance handle 14 is lifted, the manual switching handle 6 is lifted and rotated by 180° and is put back to the original position, then the balance handle 14 is put back to the original position, the four-petal cone connecting piece 17 is sleeved on the original vehicle spline shaft, the intermediate connecting body 11 and the four-petal cone connecting piece 17 are in contact with each other by a taper surface and are locked by a screw, the front end of the four-petal cone connecting piece 17 is threaded and is connected with the fastening screw 16, the balance foot pedal swing arm 5 is sleeved on the fastening screw 16 and swings, the bottom part is composed of the bottom connecting plate 18 and the three-stage speed reduction gear 4.

[0018] The utility model adopts three-stage speed reduction gear set structure, increases manual switching device and can realize three kinds of driving modes: 1. automatic gear shifting mode, 2. manual gear increasing and reducing mode, 3. original foot pedal gear shifting mode, increases balance device in automatic gear shifting mode and manual gear increasing and reducing mode two automatic gear shifting modes, is used for balancing original vehicle foot pedal position, simultaneously adopts hall sensor and angle magnet, constitutes the new structure of data acquisition unit, constitutes the closed loop control of motor.

[0019] The above is the preferred embodiment of the present application, for those skilled in the art, according to the teaching of the present application, without departing from the principles and spirit of the present application, the change, modification, replacement and modification of the embodiment still falls within the scope of the present application.

Claims

1. A motorcycle AMT gear shifting actuator, characterized in that, The system includes a motor with a motor mount on its outer side, which is screwed to its housing. The motor's built-in gears and a first-stage reduction gear assembly form the first-stage reduction. The large and small gears on the first-stage reduction gear assembly are interference-welded together. The small gear has shafts at both ends to support bearings. Two bearings are embedded in the upper and lower housings. The second-stage reduction gear assembly uses the same connection and support method as the first-stage reduction gear assembly to form the second-stage reduction. A magnet is embedded at the other end of the second-stage reduction gear assembly, which, together with a circuit board mounted on the housing, forms a Hall sensor. The third-stage reduction gear has a half-gear on its circle, and this half-gear connects to the small tooth of the second-stage reduction gear to form the third-stage reduction. It is divided into three parts from the original vehicle axis: the top part is connected to the foot-operated gear shifting part, the middle part is connected to the original vehicle gear shifting shaft part, and the bottom part is the automatic shifting third-stage gear part. The three parts can be switched between two driving modes via a manual switching device: one is automatic shifting, and the other is foot-operated shifting.

2. The motorcycle AMT gear shifting actuator as described in claim 1, characterized in that, The foot-operated shifting mechanism consists of a balance handle, a balance foot arm, a fixed sleeve, a semi-circular balance device switching shaft, a support sleeve, a balance connecting plate, a spring sleeve, and a spring. The fixed sleeve is welded to the balance foot arm, and the spring sleeve is fitted onto the spring sleeve. The support sleeve and spring sleeve are pressed by the balance connecting plate and screwed onto the housing with a screw and an Allen screw. The balance handle is connected to the semi-circular balance device switching shaft via a pin and can rotate around the pin. One end of the semi-circular balance device switching shaft is a large semi-circle placed between the two feet of the spring. The balance device switching shaft passes through the fixed sleeve from below and is fixed on top with a snap ring, and can rotate within the fixed sleeve. When the balance device is working, the balance handle is lifted to an angle with the semi-circular balance device switching shaft, and then the semi-circular balance device switching shaft is rotated 180° before being returned to its original position. The end of the balance handle is in contact with a fastening screw, which has a cylindrical magnet embedded inside. The cylindrical magnet attracts the balance handle to fix it in place.

3. The motorcycle AMT gear shifting actuator as described in claim 2, characterized in that, The original vehicle shift shaft connection consists of a manual shift handle, a shift shaft, an intermediate connector, ball bearings, a preload spring, a cylindrical magnet, a fastening screw, and a four-lobed cone connector. The manual shift handle and the shift shaft are connected by a pin and can rotate around the shaft. The shift shaft has a groove on it, in which the ball bearings are installed, and a preload spring is provided. The four-lobed cone connector is fitted onto the original vehicle spline shaft. The intermediate connector and the four-lobed cone connector are locked together with screws through conical surface contact. The front end of the four-lobed cone connector has threads that connect to the fastening screw. The balance foot swing arm is fitted onto the fastening screw and swings. The bottom part consists of a bottom connecting plate and a three-stage reduction gear.

4. The motorcycle AMT gear shifting actuator as described in claim 3, characterized in that, When the preload spring presses against the ball bearing, the switching shaft can only rotate but cannot move. The switching shaft is a part with two semi-circular arcs that are in opposite directions. When the upper semi-circular arc contacts the balance foot pedal arm, the device is switched to manual mode. When the lower semi-circular arc contacts the bottom connecting plate, the device is in automatic shifting mode.

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