CN104380926B - A kind of rice combine cornering operation mechanism - Google Patents
A kind of rice combine cornering operation mechanism Download PDFInfo
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- CN104380926B CN104380926B CN201410680236.4A CN201410680236A CN104380926B CN 104380926 B CN104380926 B CN 104380926B CN 201410680236 A CN201410680236 A CN 201410680236A CN 104380926 B CN104380926 B CN 104380926B
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- ripple pearl
- ripple
- driven wheel
- clutch hub
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Abstract
A kind of rice combine cornering operation of the present invention mechanism, comprise driving wheel, driven wheel and the jack shaft being positioned at driven wheel two ends, one end of described jack shaft is connected with driving wheel, the other end is connected with driven wheel, it is characterized in that: on jack shaft, be provided with ripple pearl clutch hub and braking system simultaneously, described ripple pearl clutch hub controls jack shaft and rotates along with driven wheel or depart from driven wheel, brake system is controlled by the mobile of the clutch ripple dish on ripple pearl clutch hub, clutch ripple dish is provided with shift fork, each shift fork is provided with two bracing wires, these two bracing wires wherein one be connected with right turn handle respectively at left steering handle, an other bracing wire of two shift forks is connected with shutdown handle simultaneously.Only need to arrange a shift fork on clutch ripple dish, operating system is simple, flexible operation.
Description
Technical field
The present invention relates to a kind of rice combine cornering operation mechanism.
Background technology
The drive axle be widely used in now on combine is developed on workers and peasants-12 speed changing box for walking tractor basis, there is clutch and brake steering not steady.The clutch hub of existing drive axle is not arranged on jack shaft in addition, and is mounted on gear housing, and brake is arranged on jack shaft, so need two shift forks, one for clutch, one for braking, troublesome poeration, dumb, the controllability of radius of turn is poor.
Summary of the invention
For existing problem, the object of the present invention is to provide a kind of rice combine cornering operation mechanism of flexible operation.
To achieve these goals, technical scheme of the present invention is: a kind of rice combine cornering operation mechanism, comprise driving wheel (1), gearbox (12), gear (13), driven wheel (2) and two jack shafts (3), described gearbox (12) is connected with gear (13), the end gear of described gear (13) engages with driven wheel (2), one end of described jack shaft (3) is connected with driving wheel (1) respectively, the other end is all sleeved in the centre bore of driven wheel (2), it is characterized in that: (3) are provided with ripple pearl clutch and braking system to each jack shaft simultaneously, described ripple pearl clutch controls jack shaft (3) and rotates along with driven wheel (2) or depart from driven wheel (2), brake system is controlled by the mobile of the clutch ripple dish (11) on ripple pearl clutch, described clutch ripple dish (11) is provided with shift fork (14), each shift fork (14) is provided with simultaneously two bracing wires (15), described bracing wire (15) is connected with operating mechanism (16), the left steering handle (162) of described operating mechanism (16) is connected with a bracing wire (15) of two shift forks (14) respectively with right turn handle (163), and the shutdown handle (164) of described operating mechanism (16) is connected with another root bracing wire of two shift forks (14) simultaneously.
During left-hand rotation, pull left steering handle, bracing wire drives the shift fork on the jack shaft on right side to move, thus clutch ripple dish moves, the jack shaft on right side is made to leave driven wheel, free-wheel can only be leaned on or do not turn, realization is turned left or spin in original place, equally, during right-hand rotation, pull right-hand rotation handle, bracing wire drives the shift fork on the jack shaft in left side to move, thus clutch ripple dish moves, the jack shaft in left side is made to leave driven wheel, only lean on free-wheel or further do not turn, realization is turned right or spin in original place, when stopping, pull shutdown handle, shutdown handle controls two shift forks simultaneously, two semiaxis are all braked, thus realize stopping.
In such scheme: the concrete mounting structure of ripple pearl clutch and braking system is:
Described jack shaft (3) is arranged in semiaxis sleeve (5) by bearing (4), and, the two ends of described jack shaft (3) all reach semiaxis sleeve (5) outward, (2) are provided with centre bore to described driven wheel vertically, the two ends of described driven wheel (2) are provided with ripple pearl clutch hub installing hole (2a) that aperture is greater than centre bore, the center line of described ripple pearl clutch hub installing hole (2a) and the center line of centre bore are on the same line, the hole wall of described ripple pearl clutch hub installing hole (2a) is evenly distributed with ripple pearl through hole (2b),
Described jack shaft (3) other end is sleeved in the centre bore of driven wheel (2), described jack shaft (3) is positioned at driven wheel (2) and the part between the bearing (4) of driven wheel (2) is provided with spline, and described jack shaft (3) is set with return spring (6), static friction clutch-plate (7), clutch hub (8) and ripple pearl clutch hub (9) outward successively near this section of driven wheel (2);
One end of described return spring (6) is against on bearing (4), described static friction clutch-plate (7) is for circular, the aperture of described static friction clutch-plate (7) is greater than the external diameter of jack shaft (3), the excircle of described static friction clutch-plate (7) is evenly equipped with spacing journal stirrup (7a), described semiaxis sleeve (5) is provided with the static friction clutch-plate installing hole that aperture is greater than its centre bore near one end of driven wheel (2), the center line of described static friction clutch-plate installing hole and the center line of semiaxis sleeve (5) are on the same line, the corresponding spacing journal stirrup (7a) of inner surface of described static friction clutch-plate installing hole is provided with friction clutch disc locking groove (5a), spacing journal stirrup (7a) on the excircle of described static friction clutch-plate (7) is arranged in friction clutch disc locking groove (5a),
Also spline is provided with in the centre bore of described clutch hub (8), described clutch hub (8) to be coordinated with jack shaft (3) by spline installs, the other end of described return spring (6) is connected with clutch hub (8), be installed with dynamic friction clutch-plate (10) outside described clutch hub (8), on the excircle of described dynamic friction clutch-plate (10), also corresponding friction clutch disc locking groove (5a) is provided with spacing journal stirrup (7a);
Described ripple pearl clutch hub (9) is solidly set on jack shaft (3), and described ripple pearl clutch hub (9) part is arranged in ripple pearl clutch hub installing hole (2a), the excircle that described ripple pearl clutch hub (9) is arranged in the part of ripple pearl clutch hub installing hole (2a) is provided with ripple pearl groove, ripple pearl (9a) is housed in ripple pearl groove, and described ripple pearl (9a) reaches in the through hole (2b) on ripple pearl clutch hub installing hole (2a) hole wall;
Described ripple pearl clutch hub (9) overcoat has clutch ripple dish (11), described clutch ripple dish (11) is provided with the center line shoulder hole on the same line (11a) of center line and its centre bore near one end of driven wheel (2), this shoulder hole (11a) is divided into small-bore section, conical section and large aperture section from inside to outside successively, the aperture of the small-bore section of this shoulder hole (11a) is greater than the aperture of the centre bore of clutch ripple dish (11), and the end sleeve of described driven wheel (2) is in the small-bore section of the shoulder hole of clutch ripple dish (11).
Adopt such scheme, clutch ripple dish arranges shift fork, in normal walking process, static friction clutch-plate is separated with the dynamic friction clutch-plate on clutch hub, and the end sleeve of driven wheel is contained in the small-bore section of the shoulder hole of clutch ripple dish, and such ripple integument is pressed in the through hole of driven wheel and the ripple pearl groove of ripple pearl clutch hub, make driven wheel with ripple pearl clutch hub be connected, driven wheel rotates, thus drives jack shaft to rotate, and car normally advances.
When needs are turned, shift fork drives the clutch ripple dish of two jack shafts to move to two ends, the end of driven wheel moves on in the large aperture section of the shoulder hole of clutch ripple dish, clutch ripple dish is not or not compressing ripple pearl, ripple pearl jumps out the ripple pearl groove of ripple pearl clutch hub, ripple pearl clutch hub and driven wheel are departed from, thus jack shaft rotates under effect of inertia, now, radius of turn is large.When continuation moves clutch ripple dish to two ends, clutch ripple dish promotes clutch hub and moves to end, compression retracteding position spring, simultaneously, static friction clutch-plate moves at the bottom of the hole of static friction clutch-plate installing hole, and is against at the bottom of hole, and the dynamic friction clutch-plate on clutch hub and static friction clutch-plate are fitted, simultaneously, spacing journal stirrup on dynamic friction clutch-plate is also stuck in the friction clutch disc locking groove of semiaxis sleeve, and jack shaft is braked completely, at this moment, just can only spin in original place, radius of turn is minimum.
When needs normally advance again, shift fork is moved round about, under the effect of the conical section of the shoulder hole of clutch ripple dish, ripple integument is pressed onto in the ripple pearl groove of ripple pearl clutch hub, make ripple pearl clutch hub and driving gear from new connection, meanwhile, return spring return, sound friction clutch disc leaves, and jack shaft rotates.
In technique scheme: described static friction clutch-plate (7) is for being greater than a slice.Such braking effect is better.
In technique scheme: described dynamic friction clutch-plate (10) is also for being greater than a slice, described dynamic friction clutch-plate (10) is also circular, the inner periphery of described dynamic friction clutch-plate (10) is provided with draw-in groove, the excircle of described clutch hub (8) is provided with the projection (8a) corresponding with draw-in groove, the tail end of described projection (8a) is provided with limited block (8b), and described projection (8a) is stuck in the draw-in groove on the inner periphery of dynamic friction clutch-plate (10).So just can realize dynamic friction clutch-plate to be fixedly connected with clutch hub, under the limited block extruding on clutch hub, sound friction clutch disc is adjacent to.
In technique scheme: described driven wheel (2) comprises central tube (21), form gear (22) at the integral middle of the outer surface of central tube (21), the both ends of described central tube (21) are enclosed within the small-bore section of shoulder hole (11a) of clutch ripple dish (11) respectively.
In technique scheme: described clutch hub (8) end is provided with the ripple pearl clutch hub connecting hole that aperture is greater than its centre bore, described ripple pearl clutch hub (9) is in this ripple pearl clutch hub connecting hole of partial insertion of clutch hub (8).Such compact conformation, braking effect is better.
In technique scheme: described operating mechanism (16) comprises turning cylinder (161), turning cylinder (161) is respectively equipped with left steering handle (162), right turn handle (163) and shutdown handle (164), described left steering handle (162), right turn handle (163) and shutdown handle (164) respectively by sleeve set on turning cylinder (161), described left steering handle (162), the sleeve of right turn handle (163) and shutdown handle (164) is also connected to bracing wire linking arm (165), described left steering handle (162) is connected with one of them bracing wire (15) of two shift forks (14) respectively with the bracing wire linking arm (165) on right turn handle (163), another bracing wire (15) of two shift forks (14) is all connected on the bracing wire linking arm (165) on shutdown handle (164).Left steering handle, right turn handle and shutdown handle rotate around turning cylinder, thus realize pulling bracing wire.
In technique scheme: also comprise the first guide plate (17), described first guide plate (17) is near shift fork (14), the bracing wire (15) of the upper corresponding each shift fork (14) of described first guide plate (17) is provided with breach, and described bracing wire (15) is arranged in the breach of the first guide plate (17).
In technique scheme: also comprise the second guide plate (18), described second guide plate (18) is near operating mechanism (16), described second guide plate (18) is provided with the through hole passed for bracing wire (15), and described bracing wire (15) is connected with bracing wire linking arm (165) through after this through hole.First guide plate and the second guide plate play the effect of guiding, make pulling of bracing wire more reliable.
The invention has the beneficial effects as follows: clutch hub and brake system are arranged on jack shaft by the present invention simultaneously, so only need to arrange shift fork on the clutch ripple dish of clutch hub, make operating system simpler, operate more flexible, brake easily, can also realize the adjustment that radius of turn is minimum and maximum.
Accompanying drawing illustrates:
Fig. 1 is structural representation of the present invention;
Fig. 2 is the enlarged drawing of operating mechanism;
Fig. 3 is the structural representation of drive axle of the present invention;
Fig. 4 is the partial enlarged drawing at A place in Fig. 3;
Fig. 5 is drive axle cutaway view;
Fig. 6 is the partial enlarged drawing at B place in Fig. 5;
Fig. 7 is the structural representation of sound friction clutch disc;
Fig. 8 is the structural representation of clutch hub;
Fig. 9 is the structural representation of clutch ripple dish;
Figure 10 is the structural representation of driven wheel;
Figure 11 is the structural representation of ripple pearl clutch hub;
Figure 12 is the structural representation of semiaxis sleeve.
Embodiment
Below in conjunction with the drawings and specific embodiments, the present invention will be further described:
Embodiment 1
As shown in figs. 1-12: rice combine cornering operation mechanism of the present invention is made up of the parts such as driving wheel 1, driven wheel 2, the jack shaft 3 being positioned at driven wheel 2 two ends, bearing 4, semiaxis sleeve 5, return spring 6, static friction clutch-plate 7, clutch hub 8, ripple pearl clutch hub 9, dynamic friction clutch-plate 10 and clutch ripple dish 11, gearbox 12, gear 13, shift fork 14, bracing wire 15, operating mechanism 16, first guide plate 17, second guide plate 18.
The output shaft of gearbox 12 is connected with the power shaft of gear 13, and the end gear of gear 13 engages with driven wheel 2, and this is prior art, does not repeat at this.
Driven wheel 2 comprises central tube 21, gear 22 is formed at the integral middle of the outer surface of central tube 21, the two ends of central tube 21 are provided with the ripple pearl clutch hub installing hole 2a that aperture is greater than its centre bore, the center line of ripple pearl clutch hub installing hole 2a and the center line of centre bore on the same line, the hole wall of ripple pearl clutch hub installing hole 2a are evenly distributed with ripple pearl through hole 2b.
Jack shaft 3 one end is sleeved in driven wheel 2 central tube 21, the other end is connected with driving wheel 1, jack shaft 3 is arranged in semiaxis sleeve 5 by bearing 4, and, the two ends of jack shaft 3 all reach outside semiaxis sleeve 5, jack shaft 3 is provided with spline at driven wheel 2 and the part between the bearing 4 of driven wheel 2, and jack shaft 3 is set with return spring 6, static friction clutch-plate 7, clutch hub 8 and ripple pearl clutch hub 9 outward successively near this section of driven wheel 2.
One end of return spring 6 is against on bearing 4.Static friction sheet 7 is identical with the structure of movable friction plate 10, the quantity of static friction clutch-plate 7 is greater than a slice, static friction clutch-plate 7 is circular, the aperture of static friction clutch-plate 7 is greater than the external diameter of jack shaft 3, that is, without annexation between static friction clutch-plate 7 and jack shaft 3, only be enclosed within outside jack shaft 3, the excircle of static friction clutch-plate 7 is evenly equipped with spacing journal stirrup 7a, inner periphery is provided with draw-in groove, semiaxis sleeve 5 is provided with the static friction clutch-plate installing hole that aperture is greater than its centre bore near one end of driven wheel 2, the center line of static friction clutch-plate installing hole and the center line of semiaxis sleeve 5 are on the same line, the corresponding spacing journal stirrup 7a of inner surface of static friction clutch-plate installing hole is provided with friction clutch disc locking groove 5a, spacing journal stirrup 7a on the excircle of static friction clutch-plate 7 is arranged in friction clutch disc locking groove 5a.
Clutch hub 8 end is provided with the ripple pearl clutch hub connecting hole that aperture is greater than its centre bore, also spline is provided with in the centre bore of clutch hub 8, clutch hub 8 to be coordinated with jack shaft 3 by spline to be installed, the other end of return spring 6 is connected with clutch hub 8, be installed with dynamic friction clutch-plate 10 outside clutch hub 8, on the excircle of dynamic friction clutch-plate 10, also corresponding friction clutch disc locking groove 5a is provided with spacing journal stirrup 7a; The quantity of dynamic friction clutch-plate 10 is also greater than a slice, dynamic friction clutch-plate 10 is also circular, the inner periphery of dynamic friction clutch-plate 10 is provided with draw-in groove, the excircle of clutch hub 8 is provided with the projection 8a corresponding with draw-in groove, the tail end of projection 8a is provided with limited block 8b, and projection 8a is stuck in the draw-in groove on the inner periphery of dynamic friction clutch-plate 10.Clutch hub 8 part reaches in semiaxis sleeve 5.
Ripple pearl clutch hub 9 is solidly set on jack shaft 3, preferably also passes through spline joint.And ripple pearl clutch hub 9 part is arranged in ripple pearl clutch hub installing hole 2a, the external diameter that ripple pearl clutch hub 9 is arranged in the part of ripple pearl clutch hub installing hole 2a is greater than the external diameter being positioned at its outer part.The part of the ripple pearl clutch hub installing hole 2a that ripple pearl clutch hub 9 is arranged in be circumferentially provided with ripple pearl groove, ripple pearl 9a is housed in ripple pearl groove, and ripple pearl 9a reaches in the through hole 2b on ripple pearl clutch hub installing hole 2a hole wall.
Ripple pearl clutch hub 9 overcoat has clutch ripple dish 11, clutch ripple dish 11 is provided with the center line shoulder hole 11a on the same line of center line and its centre bore near one end of driven wheel 2, this shoulder hole 11a is divided into small-bore section, conical section and large aperture section from inside to outside successively, the aperture of the small-bore section of this shoulder hole 11a is greater than the aperture of the centre bore of clutch ripple dish 11, and the end sleeve of the central tube 21 of driven wheel 2 is in the small-bore section of the shoulder hole of clutch ripple dish 11.The external diameter of clutch hub 8 near one end of ripple pearl clutch hub 9 is greater than the external diameter of this end of clutch ripple dish 11, is convenient to clutch hub 8 can be driven to move when such clutch ripple dish 11 moves.
Each clutch ripple dish 11 arranges shift fork mount pad, and one end of shift fork 14 is arranged on shift fork mount pad by pin, other end connecting stay wire, and 15, each shift fork 14 is connected with three bracing wires 15.The bracing wire 15 being provided with corresponding each shift fork 14 on the first guide plate 19, first guide plate 19 near the position of shift fork 14 is provided with breach, and bracing wire 15 is arranged in the breach of the first guide plate 17.
Bracing wire 15 is connected with operating mechanism 16, operating mechanism 16 comprises turning cylinder 161, turning cylinder 161 is respectively equipped with left steering handle 162, right turn handle 163 and shutdown handle 164, left steering handle 162, right turn handle 163 and shutdown handle 164 are by handle and action bars composition, the lower end of action bars is welded on sleeve, left steering handle 162, right turn handle 163 and shutdown handle 164 respectively by sleeve set on turning cylinder 161, left steering handle 162, the sleeve of right turn handle 163 and shutdown handle 164 is also connected to bracing wire linking arm 165, left steering handle 162 and the bracing wire linking arm 165 on right turn handle 163 are connected with one of them bracing wire 15 of two shift forks 14 respectively, another bracing wire 15 of two shift forks 14 is all connected on the bracing wire linking arm 165 on shutdown handle 164.Second guide plate 18 is near operating mechanism 16, and the second guide plate 18 is provided with the through hole passed for bracing wire 15, and bracing wire 15 is connected with bracing wire linking arm 165 through after this through hole.
In normal walking process, static friction clutch-plate 7 is separated with the dynamic friction clutch-plate 10 on clutch hub 8, the end sleeve of the central tube 21 of driven wheel 2 is contained in the small-bore section of the shoulder hole 11a of clutch ripple dish 11, such ripple pearl 9a is crushed in the through hole of driven wheel 2 and the ripple pearl groove of ripple pearl clutch hub 9, make driven wheel 2 with ripple pearl clutch hub 9 be connected, driven wheel 2 rotates, thus drives jack shaft 3 to rotate, and normally advances.
When needs are turned, left steering handle 162 is just pulled when turning left, right turn handle 163 is pulled during right-hand rotation, shift fork 14 drives the clutch ripple dish 11 of contrary jack shaft 3 to move to end, and the end of driven wheel 2 moves on in the large aperture section of the shoulder hole 11a of clutch ripple dish 11, and ripple pearl 9a jumps out the ripple pearl groove of ripple pearl clutch hub 9, ripple pearl clutch hub 9 and driven wheel 2 are departed from, thus jack shaft 3 rotates under effect of inertia, now, radius of turn is large.When continuation moves clutch ripple dish 11 to two ends, clutch ripple dish 11 promotes clutch hub 8 and moves to end, compression retracteding position spring 6, simultaneously, static friction clutch-plate 7 moves at the bottom of the hole of static friction clutch-plate installing hole 5a, and be against at the bottom of hole, under the acting in conjunction of the limited block 8b on clutch hub 8, dynamic friction clutch-plate 10 on clutch hub 8 is fitted with static friction clutch-plate 7, gapless, simultaneously, spacing journal stirrup 7a on dynamic friction clutch-plate 10 is also stuck in the friction clutch disc locking groove 5a of semiaxis sleeve 5, jack shaft 3 is braked completely, at this moment, just can only spin in original place, radius of turn is minimum.
When needs normally advance again, return spring 6 return, under the effect of the conical section of the shoulder hole 11a of clutch ripple dish 11, ripple pearl 9a is forced in the ripple pearl groove of ripple pearl clutch hub 9, make ripple pearl clutch hub 9 and driven wheel 2 from new connection, sound friction clutch disc leaves, and jack shaft 3 rotates, and grain header normally advances.
When needs stop, pull shutdown handle 164, two shift forks 14 drive clutch ripple dish 11 to move to end simultaneously, the end of driven wheel 2 moves on in the large aperture section of the shoulder hole 11a of clutch ripple dish 11, ripple pearl 9a jumps out the ripple pearl groove of ripple pearl clutch hub 9, and ripple pearl clutch hub 9 and driven wheel 2 are departed from, then bracing wire 15 of exerting all one's strength, directly arrive normal danger, grain header stops.
More than describe preferred embodiment of the present invention in detail.Should be appreciated that those of ordinary skill in the art just design according to the present invention can make many modifications and variations without the need to creative work.Therefore, all technical staff in the art, all should by the determined protection domain of claims under this invention's idea on the basis of existing technology by the available technical scheme of logical analysis, reasoning, or a limited experiment.
Claims (8)
1. a rice combine cornering operation mechanism, comprise driving wheel (1), gearbox (12), gear (13), driven wheel (2) and two jack shafts (3), described gearbox (12) is connected with gear (13), the end gear of described gear (13) engages with driven wheel (2), one end of described jack shaft (3) is connected with driving wheel (1) respectively, the other end is all sleeved in the centre bore of driven wheel (2), it is characterized in that: (3) are provided with ripple pearl clutch and braking system to each jack shaft simultaneously, described ripple pearl clutch controls jack shaft (3) and rotates along with driven wheel (2) or depart from driven wheel (2), brake system is controlled by the mobile of the clutch ripple dish (11) on ripple pearl clutch, described clutch ripple dish (11) is provided with shift fork (14), each shift fork (14) is provided with simultaneously two bracing wires (15), described bracing wire (15) is connected with operating mechanism (16), the left steering handle (162) of described operating mechanism (16) is connected with a bracing wire (15) of two shift forks (14) respectively with right turn handle (163), the shutdown handle (164) of described operating mechanism (16) is connected with another root bracing wire (15) of two shift forks (14) simultaneously, the concrete mounting structure of ripple pearl clutch and braking system is:
Described jack shaft (3) is arranged in semiaxis sleeve (5) by bearing (4), and, the two ends of described jack shaft (3) all reach semiaxis sleeve (5) outward, (2) are provided with centre bore to described driven wheel vertically, the two ends of described driven wheel (2) are provided with ripple pearl clutch hub installing hole (2a) that aperture is greater than centre bore, the center line of described ripple pearl clutch hub installing hole (2a) and the center line of centre bore are on the same line, the hole wall of described ripple pearl clutch hub installing hole (2a) is evenly distributed with ripple pearl through hole (2b),
Described jack shaft (3) other end is sleeved in the centre bore of driven wheel (2), described jack shaft (3) is positioned at driven wheel (2) and the part between the bearing (4) of driven wheel (2) is provided with spline, and described jack shaft (3) is set with return spring (6), static friction clutch-plate (7), clutch hub (8) and ripple pearl clutch hub (9) outward successively near this section of driven wheel (2);
One end of described return spring (6) is against on bearing (4), described static friction clutch-plate (7) is for circular, the aperture of described static friction clutch-plate (7) is greater than the external diameter of jack shaft (3), the excircle of described static friction clutch-plate (7) is evenly equipped with spacing journal stirrup (7a), described semiaxis sleeve (5) is provided with the static friction clutch-plate installing hole that aperture is greater than its centre bore near one end of driven wheel (2), the center line of described static friction clutch-plate installing hole and the center line of semiaxis sleeve (5) are on the same line, the corresponding spacing journal stirrup (7a) of inner surface of described static friction clutch-plate installing hole is provided with friction clutch disc locking groove (5a), spacing journal stirrup (7a) on the excircle of described static friction clutch-plate (7) is arranged in friction clutch disc locking groove (5a),
Also spline is provided with in the centre bore of described clutch hub (8), described clutch hub (8) to be coordinated with jack shaft (3) by spline installs, the other end of described return spring (6) is connected with clutch hub (8), be installed with dynamic friction clutch-plate (10) outside described clutch hub (8), on the excircle of described dynamic friction clutch-plate (10), also corresponding friction clutch disc locking groove (5a) is provided with spacing journal stirrup (7a);
Described ripple pearl clutch hub (9) is solidly set on jack shaft (3), and described ripple pearl clutch hub (9) part is arranged in ripple pearl clutch hub installing hole (2a), the excircle that described ripple pearl clutch hub (9) is arranged in the part of ripple pearl clutch hub installing hole (2a) is provided with ripple pearl groove, ripple pearl (9a) is housed in ripple pearl groove, and described ripple pearl (9a) reaches in the through hole (2b) on ripple pearl clutch hub installing hole (2a) hole wall;
Described ripple pearl clutch hub (9) overcoat has clutch ripple dish (11), described clutch ripple dish (11) is provided with the center line shoulder hole on the same line (11a) of center line and its centre bore near one end of driven wheel (2), this shoulder hole (11a) is divided into small-bore section, conical section and large aperture section from inside to outside successively, the aperture of the small-bore section of this shoulder hole (11a) is greater than the aperture of the centre bore of clutch ripple dish (11), and the end sleeve of described driven wheel (2) is in the small-bore section of the shoulder hole of clutch ripple dish (11).
2. a kind of rice combine cornering operation mechanism according to claim 1, is characterized in that: the quantity of described static friction clutch-plate (7) is greater than a slice.
3. a kind of rice combine cornering operation mechanism according to claim 2, it is characterized in that: the quantity of described dynamic friction clutch-plate (10) is also greater than a slice, described dynamic friction clutch-plate (10) is also circular, the inner periphery of described dynamic friction clutch-plate (10) is provided with draw-in groove, the excircle of described clutch hub (8) is provided with the projection (8a) corresponding with draw-in groove, the tail end of described projection (8a) is provided with limited block (8b), and described projection (8a) is stuck in the draw-in groove on the inner periphery of dynamic friction clutch-plate (10).
4. a kind of rice combine cornering operation mechanism according to claim 3, it is characterized in that: described driven wheel (2) comprises central tube (21), form gear (22) at the integral middle of the outer surface of central tube (21), the both ends of described central tube (21) are enclosed within the small-bore section of shoulder hole (11a) of clutch ripple dish (11) respectively.
5. a kind of rice combine cornering operation mechanism according to claim 1, it is characterized in that: described clutch hub (8) end is provided with the ripple pearl clutch hub connecting hole that aperture is greater than its centre bore, described ripple pearl clutch hub (9) is in this ripple pearl clutch hub connecting hole of partial insertion of clutch hub (8).
6. a kind of rice combine cornering operation mechanism according to claim 1, it is characterized in that: described operating mechanism (16) comprises turning cylinder (161), turning cylinder (161) is respectively equipped with left steering handle (162), right turn handle (163) and shutdown handle (164), described left steering handle (162), right turn handle (163) and shutdown handle (164) respectively by sleeve set on turning cylinder (161), described left steering handle (162), the sleeve of right turn handle (163) and shutdown handle (164) is also connected to bracing wire linking arm (165), described left steering handle (162) is connected with one of them bracing wire (15) of two shift forks (14) respectively with the bracing wire linking arm (165) on right turn handle (163), another bracing wire (15) of two shift forks (14) is all connected on the bracing wire linking arm (165) on shutdown handle (164).
7. a kind of rice combine cornering operation mechanism according to claim 6, it is characterized in that: also comprise the first guide plate (17), described first guide plate (17) is near shift fork (14), the bracing wire (15) of the upper corresponding each shift fork (14) of described first guide plate (17) is provided with breach, and described bracing wire (15) is arranged in the breach of the first guide plate (17).
8. a kind of rice combine cornering operation mechanism according to claim 7, it is characterized in that: also comprise the second guide plate (18), described second guide plate (18) is near operating mechanism (16), described second guide plate (18) is provided with the through hole passed for bracing wire (15), and described bracing wire (15) is connected with bracing wire linking arm (165) through after this through hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410680236.4A CN104380926B (en) | 2014-11-24 | 2014-11-24 | A kind of rice combine cornering operation mechanism |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410680236.4A CN104380926B (en) | 2014-11-24 | 2014-11-24 | A kind of rice combine cornering operation mechanism |
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| CN104380926A CN104380926A (en) | 2015-03-04 |
| CN104380926B true CN104380926B (en) | 2016-03-23 |
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| CN104380926A (en) | 2015-03-04 |
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