CN208967012U - A kind of clutch gearbox selector fork mechanism - Google Patents
A kind of clutch gearbox selector fork mechanism Download PDFInfo
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- CN208967012U CN208967012U CN201821544467.2U CN201821544467U CN208967012U CN 208967012 U CN208967012 U CN 208967012U CN 201821544467 U CN201821544467 U CN 201821544467U CN 208967012 U CN208967012 U CN 208967012U
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- gear
- shift fork
- gears
- synchronizer
- axle
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Abstract
The utility model discloses a kind of clutch gearbox selector fork mechanisms, including gear box, locking device, shift fork axle, shift fork and gear lever, gear box inner cavity is provided with input shaft and output shaft, input shaft and output shaft are provided with meshed gears group up and down, are set with reverse gear on input shaft；Shift fork axle is located at gear box inner cavity top, and linear bearing is socketed in shift fork axle, and shift fork axle runs through locking device, is fixedly connected with shift fork in shift fork axle, shift fork axle right end is fixedly connected with shift shifting block；The lower end of gear lever is located in the shift slot of shift shifting block；The utility model shift fork axle is moved by linear bearing, and the small stable drive of frictional force is easy to put into gear and unload gear, is also reduced the abrasion deformation of shift fork axle, is prevented the failure of selector fork mechanism, improve service life；The locking of selector fork mechanism is realized by the self-locking of locking device and interlocking simultaneously, prevents automatic shifting or automatic off-gear, it is safe and practical.
Description
Technical field
The utility model relates to gearbox transmission technology field, specifically a kind of clutch gearbox selector fork mechanisms.
Background technique
Transmission for vehicles is for changing the revolving speed from engine and the mechanism of torque, it is capable of fixing or point gear change is defeated
Shaft and input shaft transmission ratio, also known as gearbox.Speed changer is made of variable transmission mechanism and operating mechanism, some automobiles are also
Power take-off mechanism.Transmission mechanism ordinary gear multi-purpose greatly is driven, also some Planetary Gear Transmissions, ordinary gear transmission gear shift
Mechanism generally uses shifting slide gear and synchronizer etc..Speed changer device is for changing the revolving speed from engine and the machine of torque
Structure, it is capable of fixing or a point gear changes output shaft and input shaft transmission ratio, also known as gearbox.Speed changer is by variable transmission mechanism and behaviour
Vertical mechanism composition, there are also power take-off mechanisms for some automobiles.Transmission mechanism ordinary gear multi-purpose greatly is driven, also some planet teeth
Wheel transmission.Ordinary gear transmission shifting mechanism generally uses shifting slide gear and synchronizer etc..Manual change can be divided into according to control mode
Fast device and automatic transmission.There are mainly three types of common automatic transmission, is hydraulic automatic speed variator (AT), mechanical stepless respectively
Automatic transmission (CVT), dual-clutch transmission (DSG).Manual transmission (Manual Transmission, abbreviation MT),
It just has to be by and stirs transmission stick with hand to stir its own and be equipped with selector fork mechanism, the speed change of transmission ratio could be changed
Device.Manual transmission mainly by shell, transmission component (input and output shaft, gear, synchronizer etc.), steering assembly, (dial by gear lever
Pitch mechanism etc.).
The selector fork mechanism of manual transmission includes shift fork axle, fixes shift fork in shift fork axle, when gear shift, passes through change
Fast bar stirs shift fork axle axial movement, so that shift fork be driven to stir synchronizer, realizes shift；But need locking limitation shift fork axle
It is axial arbitrarily mobile, automatic shifting or off-gear are prevented, while the shift fork axle of existing selector fork mechanism is located at gearbox case mostly
In the long hole opened up in body lumen wall, the two installation cooperates, and the cooperation precision of shift fork axle and long hole is not high, shift fork axle axial movement
Shi Rongyi and long hole inner wall friction damage, even result in shift fork shaft distortion, and length leads to selector fork failure mechanisms long afterwards, influences to change
Keep off shifting fork mechanism service life；Therefore, those skilled in the art provide a kind of clutch gearbox selector fork mechanism, to solve
The problems mentioned above in the background art.
Summary of the invention
The purpose of this utility model is to provide a kind of clutch gearbox selector fork mechanisms, to solve above-mentioned background technique
The problem of middle proposition.
To achieve the above object, the utility model provides the following technical solutions:
A kind of clutch gearbox selector fork mechanism, including gear box, clutch, locking device, shift fork axle, shift fork
And gear lever, the gear box cavity of resorption are provided with input shaft, gear box epicoele is provided with output shaft, input shaft and defeated
Shaft is rolled by tapered roller bearing and gear box and is connected, be set gradually from left to right on output shaft first gear,
Second gear, three gear gears, four gear gears and five gear gears, first gear, second gear, three gear gears, four gear gears and five
It keeps off gear and output shaft is rotatablely connected, the forward surface of first gear and second gear is provided with spline, three gear gears and four gears
The forward surface of gear is provided with spline, and the right side of five gear gears is provided with spline, between first gear and second gear
Be provided with the first synchronizer on output shaft, the outer wall left part of the first synchronizer is provided with the gear teeth, three gear gears and four gear gears it
Between output shaft on be provided with the second synchronizer, be provided with third synchronizer on the output shafts on the right side of five gear gears；The input
On axis fixing sleeve be equipped with before first gear, second gear, three gear gears, four gear gears and gears engage respectively five, five gears
Into gear gear, fixing sleeve is equipped on the input shaft between two forward gears engaged respectively with first gear and second gear
Reverse gear；The shift fork axle includes a second gear shift fork axle, three or four gear shift fork axles and five gear shift fork axles, a second gear shift fork axle, three
Four gear shift fork axles and five gear shift fork axles are sequentially arranged in gear box inner cavity top from front to back, and shift fork axle left and right part is socketed
There is linear bearing, linear bearing is fixedly connected on gear box inner cavity roof, and shift fork axle runs through locking device, and locking device is solid
Dingan County is mounted in gear box inner cavity roof, and a second gear shift fork axle left end is fixedly connected with a second gear shift fork, three or four gear shift fork axles
Middle part is fixedly connected with three or four gear shift forks, five gear shift fork axles right sides are fixedly connected with five gear shift forks, and five gear shift fork axle left ends are fixed
It is connected with back fork；The equal fixing sleeve of right end of the one second gear shift fork axle, three or four gear shift fork axles and five gear shift fork axles, which is connected to, to be changed
Keep off shifting block；The lower end of the gear lever is located in the shift slot of shift shifting block, and bulb, bulb and ball are fixedly connected on gear lever
Ball-and-socket cooperation in socket, ball and socket base are fixed on conically shaped top, are connected at the top of conically shaped bottom end and gear box and fixed,
The upper end of gear lever is provided with handle；Company is fixed through gear box and with the output end of clutch in the input shaft left end
It connects, clutch is fixed on Gearbox；The gear box inner left wall is fixedly installed with beam barrel, setting inside beam barrel
Bearing inner ring in be inserted in idle pulley shaft, idle pulley shaft right end is fixedly connected with the idle pulley that reverses gear, the idle pulley that reverses gear be located at first
On rear side of both synchronizer and reverse gear.
As a further solution of the present invention: the locking device includes ontology, there are three certainly for body interior setting
Vertical chamber is locked, self-locking spring is provided in vertical chamber, self-locking spring lower end is provided with self-locking steel ball, self-locking steel ball and shift fork axle top
Being adapted to from lock ball hole for portion's setting, is provided with interlocking longitudinal chamber between body interior, adjacent shift fork axle, interlocks and sets in longitudinal chamber
It is equipped with interlocking steel ball, interlocking steel ball is adapted to the mutual lock ball hole that shift fork axle side wall is arranged, and two of three or four gear shift fork axle two sides are mutually
Lock ball hole is penetrated through by through-hole, is provided with interlocking plunger in through-hole.
The shift fork includes a second gear shift fork, three or four gear shift forks, five gears group as a further solution of the present invention,
Fork and back fork；The one second gear shift fork is made of sleeve, linking arm and pusher dog, and the sleeve of a second gear shift fork passes through linking arm
It is fixedly connected with the left part of pusher dog, sleeve is fixedly attached in shift fork axle；Three or the four gear shift fork, five gear shift forks and back fork
Be made of sleeve, linking arm and pusher dog, three or four gear shift forks and a second gear shift fork the difference is that, three or four keep off shift forks company
Connect and be fixedly connected in the middle part of arm and pusher dog, five gear shift forks and a second gear shift fork the difference is that, five keep off shift forks linking arm
Be fixedly connected with the right part of pusher dog, back fork and a second gear shift fork the difference is that, the linking arm of back fork is longer than
The linking arm of one second gear shift fork, the linking arm of back fork are fixedly connected on the middle part of pusher dog and the anchor ring phase with the place of pusher dog
Vertically；The pusher dog of the one second gear shift fork, three or four gear shift forks and five gear shift forks respectively with the first synchronizer, the second synchronizer and the
Pusher dog slot clamping on three synchronizers, the pusher dog of back fork and the left and right side for the idle pulley that reverses gear are clamped；The end is fixed
Plastics insert is installed, the material of plastics insert is the nylon containing glass fibre.
First synchronizer, the second synchronizer and third synchronizer are equal as a further solution of the present invention,
For a kind of lock ring type synchronized, the first synchronizer, the second synchronizer and third synchronizer and output shaft synchronous are rotated, and have
The function of horizontally slipping on output shaft.
The clutch is multi-plate friction clutch as a further solution of the present invention,.
The linear bearing is open-type linear bearing as a further solution of the present invention,.
Compared with prior art, the utility model has the beneficial effects that
The utility model designs rationally in structure, uses easy to operate, and practicability is very high, the utility model
During shift fork axle moves left and right, shift fork axle is to realize mobile, frictional force with the ball relative rolling in linear bearing
Small stable drive is easy to put into gear and unload gear, also reduces the abrasion deformation of shift fork axle, prevents the failure of selector fork mechanism, improves
Service life；Simultaneously by the axial movement of the self-locking of locking device and interlocking limitation shift fork axle, selector fork mechanism lock is realized
Tightly, automatic shifting or automatic off-gear are prevented, it is safe and practical.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of clutch gearbox selector fork mechanism.
Fig. 2 is the structural schematic diagram of shift fork axle in a kind of clutch gearbox selector fork mechanism.
Fig. 3 is the main view the schematic diagram of the section structure of locking device in a kind of clutch gearbox selector fork mechanism.
Fig. 4 is the overhead sectional view of locking device in a kind of clutch gearbox selector fork mechanism.
Fig. 5 is the right view of a second gear shift fork in a kind of clutch gearbox selector fork mechanism.
Fig. 6 is the right view of three or four gear shift forks in a kind of clutch gearbox selector fork mechanism.
Fig. 7 is the right view of five gear shift forks in a kind of clutch gearbox selector fork mechanism.
Fig. 8 is the right view of back fork in a kind of clutch gearbox selector fork mechanism.
In figure: 1 gear box, 2 shift shifting blocks, 3 gear levers, 4 bulbs, 5 ball and socket bases, 6 handles, 7 shift fork axles, 70 1
Second gear shift fork axle, 71 34 gear shift fork axles, 72 5 gear shift fork axles, 701 are from lock ball hole, 702 mutual lock ball holes, 8 shift forks, 80 12
Keep off shift fork, 81 34 gear shift forks, 82 5 gear shift forks, 83 back forks, 801 sleeves, 802 linking arms, 803 pusher dogs, 8031 plastics
Insert, 9 locking devices, 90 ontologies, 91 self-locking springs, 92 self-locking steel balls, 93 interlocking longitudinal chambers, 94 interlocking steel balls, 95 interlockings
Pin, 10 linear bearings, 11 conically shapeds, 12 output shafts, 13 input shafts, 14 first synchronizers, 141 first synchronizers, 142 thirds are same
Walk device, 15 clutches, 16 tapered roller bearings, 17 carrier wheels, 18 second gears, 19 3 gear gears, 20 4 gear gears, 21 5
Gear gear, 22 reverse gears, 23 are reversed gear idle pulley, 24 idle pulley shafts, 25 beam barrels.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Please refer to Fig. 1~8, in the utility model embodiment, a kind of clutch gearbox selector fork mechanism, including gearbox
Cabinet 1, clutch 15, locking device 9, shift fork axle 7, shift fork 8 and gear lever 3,1 cavity of resorption of gear box are provided with input
Axis 13,1 epicoele of gear box are provided with output shaft 12, and input shaft 13 and output shaft 12 pass through tapered roller bearing 16 and speed change
Box body 1 rolls connection, first gear 17 has been set gradually from left to right on output shaft 12, second gear 18, three keeps off gear 19,
Four gear gears 20 and five gear gears 21, first gear 17, second gear 18, three keep off gear 19, four and keep off gear 20 and five gear gears
21 are rotatablely connected with output shaft 12, and the forward surface of first gear 17 and second gear 18 is provided with spline, three gear 19 Hes of gear
The forward surface of four gear gears 20 is provided with spline, and the right side of five gear gears 21 is provided with spline, first gear 17 and second gear
It is provided with the first synchronizer 14 on output shaft 12 between gear 18, the outer wall left part of the first synchronizer 14 is provided with the gear teeth, and three
The second synchronizer 141, the output on five gear gears, 21 right side are provided on output shaft 12 between gear gear 19 and four gear gears 20
Third synchronizer 142 is provided on axis 12；Fixing sleeve is equipped with and first gear 17, second gear 18, three on the input shaft 13
Gear gear 19, four keeps off the five forward gear that gear 20 and five gear gears 21 engage respectively, with first gear 17 and second gear tooth
Fixing sleeve is equipped with reverse gear 22 on the input shaft 13 between two forward gears that wheel 18 engages respectively；The shift fork axle 7
Shift fork axle 71 and five gear shift fork axles 72 are kept off including a second gear shift fork axle 70,34, a second gear shift fork axle 70,34 keeps off shift fork axle 71
It is sequentially arranged in 1 inner cavity top of gear box from front to back with five gear shift fork axles 72,7 left and right part of shift fork axle is socketed with straight line
Bearing 10, linear bearing 10 are fixedly connected on 1 inner cavity roof of gear box, and shift fork axle 7 runs through locking device 9, locking device 9
It is fixedly mounted on 1 inner cavity roof of gear box, 70 left end of a second gear shift fork axle is fixedly connected with a second gear shift fork 80,34
It is fixedly connected in the middle part of gear shift fork axle 71 on the right side of three or the four gear gear shift fork axles 72 of shift forks 81, five and is fixedly connected with five gear shift forks 82, five
Gear 72 left end of shift fork axle is fixedly connected with back fork 83；The one second gear shift fork axle 70,34 keeps off shift fork axle 71 and five gears are dialled
The equal fixing sleeve of the right end of fork shaft 72 is connected to shift shifting block 2；The lower end of the gear lever 3 is located in the shift slot of shift shifting block 2, becomes
Bulb 4 is fixedly connected on fast bar 3, the ball-and-socket in bulb 4 and ball and socket base 5 cooperates, and ball and socket base 5 is fixed on 11 top of conically shaped,
It is connected at the top of 11 bottom end of conically shaped and gear box 1 and fixed, the upper end of gear lever 3 is provided with handle 6；The input shaft 13
Left end is fixedly connected through gear box 1 and with the output end of clutch 15, and clutch 15 is fixed on Gearbox 1；
1 inner left wall of gear box is fixedly installed with beam barrel 25, has been inserted in the inner ring for the bearing being arranged inside beam barrel 25 lazy
Shaft 24 is taken turns, 24 right end of idle pulley shaft is fixedly connected with the idle pulley 23 that reverses gear, and the idle pulley 23 that reverses gear is located at the first synchronizer 14 and reverses gear
On rear side of 22 the two of gear.
The outer ring for the bearing being arranged inside the axle bed 25 can horizontally slip in beam barrel 25.
The locking device 9 includes ontology 90, and ontology 90 is internally provided with three self-locking vertical chambers, is provided in vertical chamber
Self-locking spring 91,91 lower end of self-locking spring are provided with self-locking steel ball 92, be arranged at the top of self-locking steel ball 92 and shift fork axle 7 from lock ball
701 adaptation of hole is provided with interlocking longitudinal chamber 93, interlocks and be provided in longitudinal chamber 93 inside ontology 90 between adjacent shift fork axle 7
Steel ball 94 is interlocked, interlocking steel ball 94 is adapted to the mutual lock ball hole 702 that 7 side wall of shift fork axle is arranged, three or four gear 71 two sides of shift fork axle
Two mutual lock ball holes 702 are penetrated through by through-hole, are provided with interlocking plunger 95 in through-hole；The self-locking spring 91 presses self-locking steel ball 92
Enter the top of shift fork axle 7 from lock ball hole 701, the axial random movement of limitation shift fork axle 7 is realized self-locking；Simultaneously when five gears are dialled
When fork shaft 72 moves left and right shift, makes the mutual lock ball hole 702 for interlocking five gear itself side wall of shift fork axle 72 of the meeting of disengaging of steel ball 94, make
The mutual lock ball hole 702 of one second gear shift fork axle 70 and three or four gear 71 side wall of shift fork axle is compressed by interlocking steel ball 93, thus limitation one
The bearing that second gear shift fork axle 70 and three or four keeps off shift fork axle 71 arbitrarily moves, and similarly a second gear shift fork axle 70 or three or four keeps off shift fork axle 71
When moving left and right shift, it also will limit the axial arbitrarily mobile of other two shift fork axles 7, realize interlocking.
The shift fork 8 includes that a second gear shift fork 80,34 gear shift fork 81, five keeps off shift fork 82 and back fork 83；Described one
Second gear shift fork 80 is made of sleeve 801, linking arm 802 and pusher dog 803, and the sleeve 801 of a second gear shift fork 80 passes through linking arm 802
It is fixedly connected with the left part of pusher dog 803, sleeve 801 is fixedly attached in shift fork axle 7；Three or the four gear shift fork 81, five keeps off shift fork
82 and back fork 83 be made of sleeve 801, linking arm 802 and pusher dog 803, three or four gear shift forks 81 and a second gear shift fork 80
The difference is that the linking arm 802 of three or four gear shift forks 81 is fixedly connected with the middle part of pusher dog 803, five gear shift forks 82 and one or two
Keep off shift fork 80 the difference is that, five gear shift forks 82 linking arms 802 be fixedly connected with the right part of pusher dog 803, back fork
83 and one second gear shift fork 80 the difference is that, the linking arm 802 of back fork 83 is longer than the linking arm of a second gear shift fork 80,
The linking arm 802 of back fork 83 is fixedly connected on the middle part of pusher dog 803 and perpendicular with the anchor ring at the place of pusher dog 803；Institute
The pusher dog 803 for stating a second gear shift fork 80,34 gear shift fork 81 and five gear shift forks 82 is synchronous with the first synchronizer 14, second respectively
Pusher dog slot clamping on device 141 and third synchronizer 142, the left and right side of the pusher dog 803 of back fork 83 and the idle pulley 23 that reverses gear
Clamping；Described 803 end is fixedly installed with plastics insert 8031, and the material of plastics insert 8031 is the Buddhist nun containing glass fibre
Dragon 66, mitigates friction when pusher dog 803 stirs the shift of the synchronizer on output shaft 12, and noise is stirred in reduction.
First synchronizer 14, the second synchronizer 141 and third synchronizer 142 are a kind of lock ring type synchronized, the
One synchronizer 14, the second synchronizer 141 and third synchronizer 142 and output shaft 12 rotate synchronously, and have in output shaft 12
On the function that horizontally slips.
The clutch 15 is multi-plate friction clutch.
The linear bearing 10 is open-type linear bearing.
The working principle of the utility model is:
The utility model relates to a kind of clutch gearbox selector fork mechanism, when gear shift, handle 6 passes through 4 He of bulb
Ball cup 5 can be such that the lower end of gear lever 3 all around swings, so that 3 lower end of gear lever allow is stirred any one and changed
Shifting block 2 is kept off, and then any one shift fork axle 7 is driven to move left and right in linear bearing 10 and locking device 9, when a second gear shift fork
Axis 71 is moved left and right drives corresponding first synchronizer 14 to move left and right by a second gear shift fork 80 so that the first synchronizer 14 with
Spline on left side first gear 17 is engaged or is engaged with the spline on right side second gear 18, to realize the first synchronizer
14 with first gear 17 perhaps second gear 18 rotate synchronously realize one gear or second gear shift, by the power of output shaft 13
By gear on output shaft 13 and first gear 17 or second gear 18 engage and first gear 17 or second gear 18
With the engagement of the first synchronizer 14, the output shaft 12 rotated synchronously with the first synchronizer 14 is passed to, and is passed by output shaft 12
External Automobile drive bar is passed, a gear or second gear for automobile advances；Similarly, stirring three or four gear shift fork axles 71, move left and right can be real
The shift that five gear shift fork axles 72 move to left achievable 5 gear is stirred in the shift of existing three gears and four gears；When needing to reverse gear, gear lever 3 is logical
Crossing shift shifting block 2 drives five gear shift fork axles 72 to move right, so that the drive of back fork 83 is reversed gear, idle pulley 23 moves right, so that
The idle pulley 23 that reverses gear engages simultaneously with the gear teeth on 14 outer wall of reverse gear 22 and the first synchronizer, and the power of input shaft 13 is passed through
It crosses reverse gear 22, reverse gear idle pulley 23 and the first synchronizer 14 passes to output shaft 12, due to being passed through in power transmission process more
The idle pulley 23 that reverses gear is crossed, leading to 12 rotation direction of output shaft is reversed, realization gear reversing function；It was moved left and right in shift fork axle 7
Cheng Zhong, shift fork axle 7 are to realize mobile, the small stable drive of frictional force with the ball relative rolling in linear bearing 10, are easy to
Gear is put into gear and unloaded, the abrasion deformation of shift fork axle 7 is also reduced, prevents the failure of selector fork mechanism, improve service life；Lead to simultaneously
The axial movement for crossing the self-locking of locking device 9 with interlocking limitation shift fork axle 7, realizes the locking of selector fork mechanism, prevents certainly
It is dynamic to put into gear or automatic off-gear, it is safe and practical.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in
All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting
Related claim.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (6)
1. a kind of clutch gearbox selector fork mechanism, including gear box (1), clutch (15), locking device (9), dial
Fork shaft (7), shift fork (8) and gear lever (3), which is characterized in that gear box (1) cavity of resorption is provided with input shaft (13),
Gear box (1) epicoele is provided with output shaft (12), and input shaft (13) and output shaft (12) pass through tapered roller bearing (16)
It rolls and connects with gear box (1), be set gradually from left to right first gear (17), second gear on output shaft (12)
(18), three gears gear (19), four gears gear (20) and five gears gear (21), first gear (17), second gear (18), three gear teeth
Take turns (19), four gears gear (20) and five gears gear (21) and output shaft (12) rotation connection, first gear (17) and second gear
(18) forward surface is provided with spline, and the forward surface that three gears gear (19) and four keep off gear (20) is provided with spline, five gears
The right side of gear (21) is provided with spline, is provided on the output shaft (12) between first gear (17) and second gear (18)
First synchronizer (14), the outer wall left part of the first synchronizer (14) are provided with the gear teeth, three gears gear (19) and four gears gear (20)
Between output shaft (12) on be provided with the second synchronizer (141), five gear gear (21) on the right side of output shafts (12) on be provided with
Third synchronizer (142)；Fixing sleeve is equipped with and first gear (17), second gear (18), three gear teeth on the input shaft (13)
The five forward gear that wheel (19), four gears gear (20) and five gears gear (21) engage respectively, with first gear (17) and two
Fixing sleeve is equipped with reverse gear (22) on the input shaft (13) between two forward gears that gear gear (18) engages respectively；Institute
Stating shift fork axle (7) includes a second gear shift fork axle (70), three or four gears shift fork axle (71) and five gears shift fork axle (72), a second gear shift fork axle
(70), three or four gears shift fork axle (71) and five gears shift fork axle (72) are sequentially arranged in gear box (1) inner cavity top from front to back,
Shift fork axle (7) left and right part is socketed with linear bearing (10), and linear bearing (10) is fixedly connected on gear box (1) inner cavity top
Wall, shift fork axle (7) run through locking device (9), and locking device (9) is fixedly mounted on gear box (1) inner cavity roof, a second gear
Shift fork axle (70) left end is fixedly connected with a second gear shift fork (80), and three or four gears are fixedly connected in the middle part of three or four gears shift fork axle (71) and are dialled
Five gear shift forks (82) are fixedly connected on the right side of fork (81), five gears shift fork axle (72), five gear shift fork axle (72) left ends are fixedly connected with
Back fork (83)；The right end of the one second gear shift fork axle (70), three or four gears shift fork axle (71) and five gears shift fork axle (72) is solid
Surely it is socketed with shift shifting block (2)；The lower end of the gear lever (3) is located in the shift slot of shift shifting block (2), on gear lever (3)
It is fixedly connected with bulb (4), the ball-and-socket in bulb (4) and ball and socket base (5) cooperates, and ball and socket base (5) is fixed on conically shaped (11) top
It is connected at the top of end, conically shaped (11) bottom end and gear box (1) and fixed, the upper end of gear lever (3) is provided with handle (6)；
Input shaft (13) left end is through gear box (1) and is fixedly connected with the output end of clutch (15), clutch (15)
It is fixed on gear box (1)；Gear box (1) inner left wall is fixedly installed with beam barrel (25), in beam barrel (25)
It has been inserted in idle pulley shaft (24) in the inner ring of the bearing of portion's setting, idle pulley shaft (24) right end is fixedly connected with the idle pulley that reverses gear
(23), reverse gear idle pulley (23) be located on rear side of the first synchronizer (14) and reverse gear (22) the two.
2. a kind of clutch gearbox selector fork mechanism according to claim 1, which is characterized in that the locking device
It (9) include ontology (90), ontology (90) is internally provided with three self-locking vertical chambers, is provided with self-locking spring (91) in vertical chamber,
Self-locking spring (91) lower end is provided with self-locking steel ball (92), be arranged at the top of self-locking steel ball (92) and shift fork axle (7) from lock ball hole
(701) it is adapted to, it is internal in ontology (90), it is provided with interlocking longitudinal chamber (93) between adjacent shift fork axle (7), interlocks longitudinal chamber (93)
It is inside provided with interlocking steel ball (94), interlocking steel ball (94) is adapted to the mutual lock ball hole (702) that shift fork axle (7) side wall is arranged, and three or four
Two mutual lock ball holes (702) for keeping off shift fork axle (71) two sides are penetrated through by through-hole, are provided with interlocking plunger (95) in through-hole.
3. a kind of clutch gearbox selector fork mechanism according to claim 1, which is characterized in that shift fork (8) packet
Include a second gear shift fork (80), three or four gears shift fork (81), five gears shift fork (82) and back fork (83)；The one second gear shift fork (80)
It is made of sleeve (801), linking arm (802) and pusher dog (803), the sleeve (801) of a second gear shift fork (80) passes through linking arm
(802) it is fixedly connected with the left part of pusher dog (803), sleeve (801) is fixedly attached on shift fork axle (7)；Three or the four gear shift fork
(81), five gears shift fork (82) and back fork (83) are made of sleeve (801), linking arm (802) and pusher dog (803), and three or four
Keep off shift fork (81) and a second gear shift fork (80) the difference is that, the linking arm (802) and pusher dog of three or four gears shift fork (81)
(803) be fixedly connected in the middle part of, five gears shift fork (82) and a second gear shift fork (80) the difference is that, five gears shift fork (82)
Linking arm (802) is fixedly connected with the right part of pusher dog (803), and the difference of back fork (83) and a second gear shift fork (80) exists
In the linking arm (802) of back fork (83) is longer than the linking arm of a second gear shift fork (80), the linking arm of back fork (83)
(802) it is fixedly connected on the middle part of pusher dog (803) and perpendicular with the anchor ring at the place of pusher dog (803)；The one second gear shift fork
(80), three or four gear shift fork (81) and five keep off shift fork (82) pusher dog (803) respectively with the first synchronizer (14), the second synchronizer
(141) the pusher dog slot clamping and on third synchronizer (142), the pusher dog (803) of back fork (83) and the idle pulley (23) that reverses gear
Left and right side clamping；The end of (803) is fixedly installed with plastics insert (8031), the material of plastics insert (8031) be containing
There is the nylon66 fiber of glass fibre.
4. a kind of clutch gearbox selector fork mechanism according to claim 1, which is characterized in that first synchronizer
(14), the second synchronizer (141) and third synchronizer (142) are a kind of lock ring type synchronized, the first synchronizer (14), second
Synchronizer (141) and third synchronizer (142) and output shaft (12) rotate synchronously, and there is the left and right on output shaft (12) to slide
Dynamic function.
5. a kind of clutch gearbox selector fork mechanism according to claim 1, which is characterized in that the clutch (15)
For multi-plate friction clutch.
6. a kind of clutch gearbox selector fork mechanism according to claim 1, which is characterized in that the linear bearing
It (10) is open-type linear bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821544467.2U CN208967012U (en) | 2018-09-20 | 2018-09-20 | A kind of clutch gearbox selector fork mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821544467.2U CN208967012U (en) | 2018-09-20 | 2018-09-20 | A kind of clutch gearbox selector fork mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208967012U true CN208967012U (en) | 2019-06-11 |
Family
ID=66756301
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821544467.2U Expired - Fee Related CN208967012U (en) | 2018-09-20 | 2018-09-20 | A kind of clutch gearbox selector fork mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208967012U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110715046A (en) * | 2019-10-25 | 2020-01-21 | 蒙城县弘文信息科技有限公司 | Gear interlocking mechanism for agricultural machine gearbox |
| CN115013518A (en) * | 2022-05-31 | 2022-09-06 | 哈尔滨东安汽车动力股份有限公司 | Manual transmission gear shifting structure |
-
2018
- 2018-09-20 CN CN201821544467.2U patent/CN208967012U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110715046A (en) * | 2019-10-25 | 2020-01-21 | 蒙城县弘文信息科技有限公司 | Gear interlocking mechanism for agricultural machine gearbox |
| CN115013518A (en) * | 2022-05-31 | 2022-09-06 | 哈尔滨东安汽车动力股份有限公司 | Manual transmission gear shifting structure |
| CN115013518B (en) * | 2022-05-31 | 2023-06-06 | 哈尔滨东安汽车动力股份有限公司 | Manual transmission gear shifting structure |
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