CN201071751Y

CN201071751Y - Automatic double-clutch engine of motorcycle

Info

Publication number: CN201071751Y
Application number: CNU200720124889XU
Authority: CN
Inventors: 胡光宇
Original assignee: Individual
Current assignee: Individual
Priority date: 2007-08-01
Filing date: 2007-08-01
Publication date: 2008-06-11
Anticipated expiration: 2017-08-01

Abstract

The utility model is a motorcycle automatic double clutch engine, which comprises a primary clutch installed on a crank shaft, and a main clutch, a cam plate, a tappet rod and a gear shift on a main shaft; the primary clutch is a centrifugal automatic clutch, the main clutch is a slice friction clutch, and a driven gear riveted by its outer cover is meshed with a driving gear wheel sleeve riveted by the primary clutch; one end of the cam plate is inserted into the main clutch inner bearing center hole, the other end is sheathed on the tappet rod with a roller, the tappet rod is fixed with a right crank case cover, and the tappet rod is sustained with the cam plate through the roller; the gear shift is arranged with an operating arm, and the operating arm is retained in the cam plate V-shaped shifting yoke. When using the motorcycle of the utility model, the gearshift can be conducted at any gear position without single operation by hands, so as to have simple and relaxed driving; the engine can stop without flameout when the engine is on any gear position; the motorcycle can also start at arbitrary gear position with quite convenient driving.

Description

Automatic double-clutch engine of motorcycle

Technical field

The utility model relates to a kind of motorcycle engine, relates in particular to a kind of CG automatic double-clutch engine.

Background technique

At present, the clutch mode of the CG motor on the market is the manual clutch mode, has only by manually-operable ability cut-off clutch, handles loaded down with trivial details in the extreme.During the common engine variable block, motor must be that the driver handles clutch separation, just can shift gears; In motorcycle when starting,, motor can only carry out on low gear, and requires the driver to have sound experience could to carry out smoothly, and when stopping, must the manual separation clutch, perhaps motor is adjusted to the neutral state or with engine misses.In the process of driving, drive inconvenience in the extreme so the motorcycle of this CG motor is expert at, handle complexity, be with a lot of driving difficulties to the driver, the neophyty operation difficulty is big, often makes motor impaired because of manual operation is improper.To this, also have to change motor into the automatic double-clutch formula, the power that can cut off bent axle makes and starts function to stop, start to walk at each gear, convenient driving, but this double-clutch engine still needs the manual operating clutch, can not save the manual operating step.

The model utility content

Technical problem to be solved in the utility model is to provide a kind of to need the pin operation, just can realize the motorcycle automatic double-clutch CG motor of two clutches and gearshift function.

The technical solution of the utility model is as follows: a kind of automatic double-clutch engine of motorcycle, comprise the centrifugal automatic primary clutch that is installed on the bent axle, the chip main clutch on the main shaft, and it is characterized in that: also comprise cam disk, tappet and gear arm; Described cam disk one end inserts in the main clutch pressing plate and adorns in the bearing centre hole, and the other end kink is having on the tappet of roller, and described tappet and right crankcase cover are fixed, and tappet leans by roller and cam disk; Described gear arm one end spline package control arm, this control arm is installed in the V-arrangement shift fork of cam disk, and the described gear arm the other end passes left and right crankcase mounting hole.

Be set with pinion carrier on the described bent axle, pinion carrier and bent axle Spielpassung and with the riveted joint of the outer cover of primary clutch; The shroud floor riveted joint of described main clutch has the driven gear that is meshed with pinion carrier.

Described cam disk one end is that multidiameter shaft inserts in the described bearing centre hole, step end face contacts with bearing face, cam disk the other end kink on the tappet that has three rollers, this cam disk with the surface of contact of tappet roller on be evenly equipped with three grooves, roller falls into groove.

Described tappet is provided with locating column, and this locating column inserts right crankcase cover positioning hole location, and described tappet central shaft passes right crankcase cover and fixed by nut.

On the described gear arm near the control arm end, the control arm that is equipped with successively, the second group of plate, positioning spring, first group of plate, limiting board, reset spring, packing ring and snap ring; The wherein first group of plate and a gearshift axle kink, its middle part is provided with the slotted eye of following marginal zone folding arm, and this folding arm stretches between reset spring two card bases; Described second group of strip has " L " shape folding arm fixing with the welding of gearshift axle, the folding arm of second group of plate passes the slotted eye of first group of plate and stretches between reset spring two card bases, between second group of plate and first group of plate, be pressed with positioning spring, be welded with limiting board between described first group of plate and reset spring, the reset spring opposite side is by snap ring locking.

Described slotted eye is arranged on first group of plate central axis, and the folding arm of described second group of plate is positioned at slotted eye central axis place.

The left and right sidewall in slotted eye lower end of described first group of plate and the angle α of its central axis are 15 °-20 °.

Described gearshift axle passes left and right crankcase mounting hole, and the gearshift shaft head inserts the right crankcase cover positioning hole.

Adopt above technological scheme, the clutch mode of motor is an automatic double-clutch, is made up of primary clutch, main clutch, tappet cam disk and gear arm.Primary clutch is centrifugal for flying piece, be connected with the bent axle of motor by spline, behind engine start, bent axle drives the central sleeve of primary clutch and together rotates, the rotating speed of bent axle is controlled the decision of throttle size by the driver, when rotating speed reaches when rotating speed is set, primary clutch flies piece and throws away under centrifugal action, combine with outer cover, the drive outer cover rotates, and also drives the driving gear rotation of riveting with outer cover simultaneously, thereby the main clutch that has driven gear is rotated, main clutch is bonding state under normal conditions, only in when gearshift, drive a control arm by the gearshift axle and stir cam disk and rotate, make cam disk under the effect of tappet roller, promote bearing in the main clutch gland, thereby main clutch is separated, and gear changing arm component just can be carried out gear shift operation like this.When speed of crankshaft is lower than when rotating speed is set, primary clutch flies piece and resets under the effect of release spring, clutch separation, and the central sleeve of bent axle and primary clutch is in idling conditions, and driving gear skids on bent axle, power cut.

The beneficial effects of the utility model are: motorcycle need not used hand individual operation clutch on each gear that travels, and only needs pin manipulation gear arm just can cut off power at any time and shifts gears, and drives very simple, easily free; It is convenient to stop, and motor just can stop as long as reduce throttle, and need not stop working on any gear that travels; Motorcycle all can be started to walk at any gear, drives very convenient.

Description of drawings

Fig. 1 is a structural representation of the present utility model;

Fig. 2 takes off right crankcase cover for motor, the profile schematic representation on crankcase right side;

Fig. 3 is the structure diagram of gear arm among Fig. 1;

Fig. 4 is the left view of Fig. 3.

Embodiment

The utility model is described in further detail below in conjunction with drawings and Examples:

As shown in Figure 1, the utility model mainly comprises primary clutch 6, main clutch 4, cam disk 8, tappet 9 and gear arm 11.Primary clutch 6 is a centrifugal tyep automatic clutch, is installed on the bent axle 1 its outer cover 6a and pinion carrier 2 riveted joints, pinion carrier 2 and bent axle 1 Spielpassung by spline; Main clutch 4 is a plate clutch, is installed in main shaft 3 by spline, and described main clutch 4 outer covers riveted joint has driven gear 5 to be meshed with driving gear 2; Described cam disk 8 one ends insert in the interior institute of main clutch 4 pressing plates dress bearing 7 center holes, and the other end kink is on the tappet 9 that has roller 9a, and described tappet 9 is fixing with right crankcase cover 10, and tappet 9 leans by roller 9a and cam disk 8; Described gear arm 11 is provided with control arm 18, and control arm 18 is installed on (see figure 2) among the V-arrangement shift fork 8a of cam disk 8.

Referring to Fig. 1, Fig. 2, described cam disk 8 one ends are that multidiameter shaft inserts in described bearing 7 center holes, step end face contacts with bearing 7 end faces, cam disk 8 the other end kinks are on the tappet 9 that has three roller 9a, this cam disk 8 with the surface of contact of tappet roller 9a on be evenly equipped with three grooves, roller 9a falls into groove.Described tappet 9 is provided with locating column 9b, and this locating column 9b inserts right crankcase cover 10 positioning holes location, and described tappet 9 central shaft 9c pass right crankcase cover 10 and fixed by nut.

Referring to Fig. 3, near the control arm that is equipped with successively on the gear arm 11 of control arm 18 ends 18, the second group of plate 13, positioning spring 14, first group of plate 15, limiting board 16, reset spring 17, packing ring and snap ring.Described control arm 18 is connected with gearshift axle 12 splines, described first group of plate 15 and gearshift axle 12 kinks, and its middle part is provided with the slotted eye 15a of following marginal zone folding arm 15b, and this folding arm 15b stretches between 17 liang of card bases of reset spring; It is fixing with 12 welding of gearshift axle that described second group of plate 13 has " L " shape folding arm 13b, the folding arm 13b of second group of plate 13 passes the slotted eye 15a of first group of plate 15 and stretches between 17 liang of card bases of reset spring, between second group of plate 13 and first group of plate 15, be pressed with positioning spring 14, be welded with limiting board 16 between described first group of plate 15 and reset spring 17, reset spring 17 opposite sides are by snap ring locking.

Referring to Fig. 4, first group of plate 15 top is to dial the work nest that plate 19 engages with five-pointed star, slotted eye 15a is arranged on the central axis at first group of plate 15 middle part, its central axis and first group of plate 15 central axis coincide, the angle α of the left and right sidewall in described slotted eye 15a lower end and its central axis is 18 °, described second group of plate 13 is symmetrical part, and its folding arm 13a is positioned at first group of plate, 15 slotted eye 15a central axis places.

The utility model is work like this:

During proper functioning, the central sleeve that bent axle 1 drives primary clutch 6 is together rotated, the rotating speed of bent axle 1 is controlled the decision of throttle size by the driver, when rotating speed reaches when rotating speed is set, primary clutch 6 combinations drive and the driving gear 2 of its outer cover riveted joint rotates, and rotate thereby drive the main clutch 4 that meshes with driving gear 2, main clutch 4 is bonding state under normal conditions, and power is spread out of by main shaft 3.

During parking, no matter which kind of gear motorcycle is in, only need to reduce to make speed of crankshaft to reduce at throttle, when bent axle 1 rotating speed is lower than when rotating speed is set, primary clutch 6 separates, and driving gear 2 skids on bent axle 1, power cut, main clutch 4 only rotates under inertia, and can carry out brake operation this moment easily, and will not stop working by car.

During gearshift, reducing throttle reduces speed of crankshaft, when bent axle 1 rotating speed is lower than when rotating speed is set, primary clutch 6 separates, driving gear 2 skids on bent axle 1, power cut, and this moment, main clutch 4 also rotated under inertia, tramp with one's feet and step on change pedal, gearshift axle 12 is rotated, gearshift axle 12 drives control arm 18 and together rotates, gearshift axle 12 makes cam disk 8 rotations by the V-arrangement shift fork 8a that stirs cam disk 8, because tappet 9 has been fixed, its roller 9a and cam disk 8 grooves misplace, and deviate from from groove, and roller 9a forces cam disk 8 to be moved to the left (referring to Fig. 1), cam disk 8 promotes to be installed in the bearing 7 in the main clutch 4, thereby realize that main clutch 4 separates, this trip is a clutch release travel, and gearshift axle 12 angle of swing are 18 °, promptly second group of plate 13 rotates 18 °, then the folding arm 13a of second group of plate 13 stirs 15 rotations of first group of plate, stirs five-pointed star by first group of plate 15 and dials plate 19, thereby drive speed-changing drum, realize variable block, variable block rotating distance angle is 14 °, and whole separation gearshift stroke is 32 °, after gearshift finishes, gearshift axle 12, the first group of plate 15 is at the effect of reset spring 17 home position next time, and main clutch 4 is combination again under the effect of spring.Because control arm 18 snaps among the V-arrangement shift fork 8a of cam disk 8, control arm 18 positive and negative direction rotations all can drive cam disk 8 rotations, and therefore gearshift axle 12 can positive and negative direction rotate, and realizes adding, subtracting retaining.

Claims

1. an automatic double-clutch engine of motorcycle comprises the centrifugal automatic primary clutch (6) that is installed on the bent axle (1), the chip main clutch (4) on the main shaft (3), it is characterized in that: also comprise cam disk (8), tappet (9) and gear arm (11); Described cam disk (8) one ends insert in interior institute's dress bearing (7) center hole of main clutch (4) pressing plate, the other end kink is on the tappet that has roller (9a) (9), described tappet (9) is fixing with right crankcase cover (10), and tappet (9) leans by roller (9a) and cam disk (8); Described gear arm (11) one end spline package control arms (18), this control arm (18) is installed in the V-arrangement shift fork (8a) of cam disk (8), and described gear arm (11) the other end passes left and right crankcase mounting hole.

2. automatic double-clutch engine of motorcycle according to claim 1 is characterized in that: be set with pinion carrier (2) on the described bent axle (1), pinion carrier (2) is riveted with bent axle (1) Spielpassung and with the outer cover (6a) of primary clutch (6); The shroud floor riveted joint of described main clutch (4) has the driven gear (5) that is meshed with pinion carrier (2).

3. automatic double-clutch engine of motorcycle according to claim 1 and 2, it is characterized in that: described cam disk (8) one ends are that multidiameter shaft inserts in described bearing (7) center hole, step end face contacts with bearing (7) end face, cam disk (8) the other end kink is having on the tappet (9) of three rollers (9a), this cam disk (8) with the surface of contact of tappet roller (9a) on be evenly equipped with three grooves, roller (9a) falls into groove.

4. according to claim 1 or 2 or 3 described automatic double-clutch engine of motorcycle, it is characterized in that: described tappet (9) is provided with locating column (9b), this locating column (9b) inserts right crankcase cover (10) positioning hole location, and described tappet (9) central shaft (9c) passes right crankcase cover (10) and fixed by nut.

5. automatic double-clutch engine of motorcycle according to claim 1 is characterized in that: described changing

Blocking arm (11) is gone up near control arm (18) end, and control arm (18), second group of plate (13), positioning spring (14), first group of plate (15), limiting board (16), reset spring (17), packing ring and snap ring are housed successively; Wherein first group of plate (15) and gearshift axle (12) kink, its middle part is provided with the slotted eye (15a) of following marginal zone folding arm (15b), and this folding arm (15b) stretches between reset spring (17) two card bases; It is fixing with gearshift axle (12) welding that described second group of plate (13) has " L " shape folding arm (13a), the folding arm (13a) of second group of plate (13) passes the slotted eye (15a) of first group of plate (15) and stretches between reset spring (17) two card bases, between second group of plate (13) and first group of plate (15), be pressed with positioning spring (14), be welded with limiting board (16) between described first group of plate (15) and reset spring (17), reset spring (17) opposite side is by snap ring locking.

6. automatic double-clutch engine of motorcycle according to claim 5 is characterized in that: described slotted eye (15a) is arranged on first group of plate (15) central axis, and the folding arm (13a) of described second group of plate (13) is positioned at slotted eye (15a) central axis place.

7. automatic double-clutch engine of motorcycle according to claim 6 is characterized in that: the left and right sidewall in slotted eye (15a) lower end of described first group of plate (15) and the angle α of its central axis are 15 °-20 °.

8. automatic double-clutch engine of motorcycle according to claim 5 is characterized in that: described gearshift axle (12) passes left and right crankcase mounting hole, and gearshift axle (12) head (12a) inserts right crankcase cover (10) positioning hole.