CN103587409A - Full-wheel-drive tractor chassis driven by gearbox chain - Google Patents
Full-wheel-drive tractor chassis driven by gearbox chain Download PDFInfo
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- CN103587409A CN103587409A CN201310540407.9A CN201310540407A CN103587409A CN 103587409 A CN103587409 A CN 103587409A CN 201310540407 A CN201310540407 A CN 201310540407A CN 103587409 A CN103587409 A CN 103587409A
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- gear
- shaft
- change speed
- transmission gearbox
- sprocket wheel
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Abstract
Provided is a full-wheel-drive tractor chassis driven by a gearbox chain. A diesel engine, a belt pulley, a front transmission case, front wheels, a steering device, a trailer adapting piece, a rear transmission case and a trailer are installed on a support; a main shaft, a middle shaft and an auxiliary shaft which are installed in a gearbox are all spline shafts; one end of the auxiliary shaft of the gearbox extends out of the gearbox body; a front chain wheel is installed at the end of the gearbox; a rear chain wheel is installed on the rear transmission case; the front chain wheel and the rear chain wheel are connected through the chain; an output conical gear shaft of the gearbox drives the rear wheels through a universal transmission joint, a rear transmission shaft and a rear axle assembly. Due to the fact that the front chain wheel is installed on one side of the gearbox, the rear chain wheel is installed on the rear transmission case, and the front chain wheel and the rear chain wheel are connected through the chain, power transmitted by the gearbox is divided on the front chain wheel to drive the rear transmission case and then drive the rear transmission shaft through the universal transmission joint, passes through the rear axle assembly and drives the rear wheels to rotate, and the rear wheels and the front wheels rotate at the same time.
Description
Technical field
The invention belongs to tractor transmission case technical field, relate to a kind of change speed gear box chain gear and entirely drive tractor chassis.
Background technology
At present, the direction of Dongfeng 12 model walking tractor is controlled and is controlled for handrail, and the variant motor truck of Dongfeng 12 model walking tractor is that bearing circle is controlled, and two kinds of gear box of tractor structures are identical, driving front case is installed below change speed gear box, by driving front case, is driven front-wheel to rotate.Because the front head of such trac. and trailer adopt traction frame hinged, there is Turning radius little, easy to operate, the advantage such as driver comfort is good.In actual use, run into ramp or complex road surface, self load when heavier, the front tyre adhesive ability of Dongfeng 12 model walking tractor and variant motor truck thereof is inadequate, the even perk of easily skidding, only use the mode of f-w-d, trac. is very difficult travelling of complex road surface, and the safety that trac. travels and transportation property are had a strong impact on.
Patent " four wheel drive walking variant conveyor " patent No. " ZL 200520050117.7 ", introduced the four wheel drive technology at Hunan 12Y type trac., this trac. is by the direct outputting power of main-gear box, through drive disk assembly, after rotating shaft and rear driving axle assembly rear drive trailing wheel, form four-wheel and drive simultaneously.What adopt due to Hunan 12Y type trac. is not Dongfeng 12 model walking tractor chassis, and its main-gear box structure is completely not identical with Dongfeng 12 model walking tractor main-gear box structure, and this technology can not be for Dongfeng 12 model walking tractor.
Summary of the invention
The present invention is directed in prior art, Dongfeng 12 model walking tractor and variant motor truck only have the type of f-w-d, existing four-wheel drive tractor technology is not suitable for the problem of such trac., provide a kind of change speed gear box chain gear entirely to drive tractor chassis, for the hand steered dilatory and variant motor truck upgrading of the dongfeng-12 of f-w-d being become to the trac. of four wheel drive.
Technical scheme of the present invention is: tractor chassis is driven in a kind of change speed gear box chain gear entirely, at change speed gear box front end mounting bracket, mounting diesel engine on support, change speed gear box top is provided with belt pulley, below is provided with driving front case, under driving front case, front-wheel is installed, in change speed gear box rear end, steering hardware is installed, trailer attaching parts and rear transmission gearbox, after trailer attaching parts, trailer is installed, under trailer, trailing wheel is installed, rear transmission gearbox one side is provided with universal drive festival, universal drive festival connects rear propeller shaft, rear propeller shaft connects back axle assembly, back axle assembly connects trailing wheel, the main shaft of installing in change speed gear box, tween drive shaft and countershaft are castellated shaft, minor sprocket is installed on main shaft, main shaft shifting gear and reaction gear, between minor sprocket and main shaft, movable spacing sleeve is housed, countershaft-gear and tween drive shaft shifting gear are installed on tween drive shaft, countershaft shifting gear counter shaft gear is installed on countershaft, stretch out outside casing countershaft one end of change speed gear box, and front sprocket wheel is installed on termination, and rear sprocket wheel is installed on rear transmission gearbox, on front sprocket wheel and rear sprocket wheel, is set with chain.
The rear transmission gearbox of installing in change speed gear box rear end is the rear transmission gearbox of output bevel gear axle above universal drive festival, the rear cabinet input shaft of installing in rear transmission gearbox, rear cabinet tween drive shaft and rear cabinet output shaft are castellated shaft, clutch cover and rear transfer gear are installed on rear cabinet input shaft, between rear transfer gear and rear cabinet input shaft, axle sleeve is installed, in rear transfer gear one side, be designed with recess, in clutch cover one side, be designed with plush copper, between plush copper and recess, hock is connected, driving lever is installed above clutch cover, insert in the deep-slotted chip breaker of clutch cover the termination of driving lever, on rear cabinet tween drive shaft, constant mesh gear is installed, driven gear and finishing bevel gear cuter are installed on rear cabinet output shaft, driven gear and constant mesh gear engagement, rear transmission gearbox one side is provided with output bevel gear axle, the cone tooth of output bevel gear shaft end head and finishing bevel gear cuter engagement, stretch out outside casing one end of rear cabinet input shaft, and sprocket wheel after installing on termination is connected with chain between rear sprocket wheel and front sprocket wheel.
Steering hardware on this chassis can be hand steered crosshead device, can be also bearing circle control setup.
Adopt technique scheme, sprocket wheel before install countershaft one end of change speed gear box, sprocket wheel after being provided with on rear transmission gearbox, between front sprocket wheel and rear sprocket wheel, with chain, be connected, the power of change speed gear box transmission is by distributing one on front sprocket wheel, through chain and after sprocket wheel be delivered to after transmission gearbox, by rear transmission gearbox, through universal-joint, drive rear propeller shaft, finally by back axle assembly, drive trailing wheel to rotate, realize trailing wheel and front-wheel rotates simultaneously.
Owing to passing out on the power of the back-wheel drive countershaft by change speed gear box, countershaft is the end output stage of change speed gear box after each gear speed-changing, the output speed producing after each gear speed-changing of change speed gear box, all can pass to rear transmission gearbox by countershaft is synchronized, and rear transmission gearbox passes to trailing wheel again.Thereby the technical program can realize under each speed change gear, trailing wheel is consistent with the velocity of rotation of front-wheel.
Another preferred version as technique scheme, the rear transmission gearbox that change speed gear box rear end can be installed is designed to the rear transmission gearbox of output bevel gear axle above universal drive festival, in rear transmission gearbox, main shaft is installed, on main shaft, be processed with spline, clutch cover and finishing bevel gear cuter are installed on main shaft, clutch cover is connected with main spindle multiple spline, between finishing bevel gear cuter and main shaft, sliding sleeve is installed, in clutch cover one side, be designed with plush copper, in finishing bevel gear cuter one side, be designed with recess, recess is connected with plush copper hock, on clutch cover, be processed with deep-slotted chip breaker, rear transmission gearbox rear portion is provided with output bevel gear axle and driving lever, the cone tooth of output bevel gear axle front end and finishing bevel gear cuter engagement, the round end of driving lever front end stretches in the deep-slotted chip breaker of clutch cover in casing, stretch out outside casing main shaft one end in rear transmission gearbox, and sprocket wheel after installing on termination is connected with chain between rear sprocket wheel and front sprocket wheel.
Steering hardware on this chassis can be hand steered crosshead device, can be also bearing circle control setup.
Adopt this optimal technical scheme, the four-wheel that can realize equally in each gear speed-changing situation of trac. drives simultaneously, and this preferred version also has simple in structure, the little lightweight advantage of volume.
Accompanying drawing explanation
Fig. 1 is the structural representation of the embodiment of the present invention one.
Fig. 2 is the structural representation of the embodiment of the present invention two.
Fig. 3 is the structural representation of the embodiment of the present invention three.
Fig. 4 is the structural representation of the embodiment of the present invention four.
Fig. 5 is the cross-sectional view of change speed gear box of the present invention.
Fig. 6 is the rear transmission gearbox structural representation of output bevel gear axle below universal drive festival.
Fig. 7 is the rear transmission gearbox structural representation of output bevel gear axle above universal drive festival.
The specific embodiment
Embodiment mono-: as Fig. 1, shown in Fig. 5 and Fig. 6, tractor chassis is driven in a kind of change speed gear box chain gear entirely, at change speed gear box 13 front end mounting brackets 2, on support 2, mounting diesel engine 1, change speed gear box 13 tops are provided with belt pulley 12, below is provided with driving front case 3, driving front case is installed front-wheel 43 times, in change speed gear box 13 rear ends, steering hardware 14 is installed, trailer attaching parts 11 and rear transmission gearbox 7, trailer 15 is installed after trailer attaching parts 11, trailer is installed trailing wheel 16 15 times, rear transmission gearbox 7 one sides are provided with universal drive festival 9, universal drive festival 9 connects rear propeller shaft 10, rear propeller shaft 10 connects back axle assembly 17, back axle assembly 17 connects trailing wheel 16, the main shaft 18 of change speed gear box 13 interior installations, tween drive shaft 19 and countershaft 26 are castellated shaft, minor sprocket 28 is installed on main shaft 18, main shaft shifting gear 20 and reaction gear 22, between minor sprocket 28 and main shaft 18, movable spacing sleeve 27 is housed, countershaft-gear 21 and tween drive shaft shifting gear 23 are installed on tween drive shaft 19, countershaft shifting gear 24 and counter shaft gear 25 are installed on countershaft 26, stretch out outside casing countershaft 26 one end of change speed gear box, and front sprocket wheel 5 is installed on termination, and rear sprocket wheel 8 is installed on rear transmission gearbox 7, on front sprocket wheel 5 and rear sprocket wheel 8, is set with chain 6.
The rear transmission gearbox 7 of installing in change speed gear box 13 rear ends is the rear transmission gearbox of output bevel gear axle 32 above universal drive festival 9, the rear cabinet input shaft 29 of rear transmission gearbox 7 interior installations, rear cabinet tween drive shaft 30 and rear cabinet output shaft 31 are castellated shaft, clutch cover 38 and rear transfer gear 40 are installed on rear cabinet input shaft 29, between rear transfer gear 40 and rear cabinet input shaft 29, axle sleeve 41 is installed, in rear transfer gear 40 1 sides, be designed with recess 36, in clutch cover 38 1 sides, be designed with plush copper 37, between plush copper 37 and recess 36, hock is connected, driving lever 39 is installed above clutch cover 38, insert in the deep-slotted chip breaker of clutch cover 38 termination of driving lever 39, constant mesh gear 35 is installed on rear cabinet tween drive shaft 30, driven gear 34 and finishing bevel gear cuter 33 are installed on rear cabinet output shaft 31, driven gear 34 and constant mesh gear 35 engagements, rear transmission gearbox one side is provided with output bevel gear axle 32, the cone tooth of output bevel gear axle 32 terminations and finishing bevel gear cuter 33 engagements, stretch out outside casing one end of rear cabinet input shaft 29, and sprocket wheel 8 after installing on termination is connected with chain 6 between rear sprocket wheel 8 and front sprocket wheel 5.
Embodiment bis-: as shown in Figure 2, Figure 5 and Figure 6, a kind of driving front case chain gear tractor chassis, its structure and embodiment mono-are basic identical, and difference is that in the present embodiment, the steering hardware on chassis 14 is bearing circle control setup.
Embodiment tri-: as Fig. 3, shown in Fig. 5 and Fig. 7, tractor chassis is driven in a kind of change speed gear box chain gear entirely, at change speed gear box 13 front end mounting brackets 2, on support 2, mounting diesel engine 1, change speed gear box 13 tops are provided with belt pulley 12, below is provided with driving front case 3, driving front case is installed front-wheel 43 times, in change speed gear box 13 rear ends, steering hardware 14 is installed, trailer attaching parts 11 and rear transmission gearbox 7, trailer 15 is installed after trailer attaching parts 11, trailer is installed trailing wheel 16 15 times, rear transmission gearbox 7 one sides are provided with universal drive festival 9, universal drive festival 9 connects rear propeller shaft 10, rear propeller shaft 10 connects back axle assembly 17, back axle assembly 17 connects trailing wheel 16, the main shaft 18 of change speed gear box 13 interior installations, tween drive shaft 19 and countershaft 26 are castellated shaft, minor sprocket 28 is installed on main shaft 18, main shaft shifting gear 20 and reaction gear 22, between minor sprocket 28 and main shaft 18, movable spacing sleeve 27 is housed, countershaft-gear 21 and tween drive shaft shifting gear 23 are installed on tween drive shaft 19, countershaft shifting gear 24 and counter shaft gear 25 are installed on countershaft 26, stretch out outside casing countershaft 26 one end of change speed gear box, and front sprocket wheel 5 is installed on termination, and rear sprocket wheel 8 is installed on rear transmission gearbox 7, on front sprocket wheel 5 and rear sprocket wheel 8, is set with chain 6,
The rear transmission gearbox 7 of installing in change speed gear box 13 rear ends is the rear transmission gearbox of output bevel gear axle 32 above universal drive festival 9, in rear transmission gearbox 7, main shaft 42 is installed, on main shaft 42, be processed with spline, clutch cover 38 and finishing bevel gear cuter 33 are installed on main shaft 42, clutch cover 38 and main shaft 42 spline joints, between finishing bevel gear cuter 33 and main shaft 42, sliding sleeve 43 is installed, in clutch cover 38 1 sides, be designed with plush copper 37, in finishing bevel gear cuter 33 1 sides, be designed with recess 36, recess 36 is connected with plush copper 37 hocks, on clutch cover 38, be processed with deep-slotted chip breaker, rear transmission gearbox rear portion is provided with output bevel gear axle 32 and driving lever 39, the cone tooth of output bevel gear axle 32 front ends and finishing bevel gear cuter 33 engagements, the round end of driving lever 39 front ends stretches in the deep-slotted chip breaker of clutch cover 38 in casing, stretch out outside casing main shaft 42 one end in rear transmission gearbox 7, and sprocket wheel 8 after installing on termination is connected with chain 6 between rear sprocket wheel 8 and front sprocket wheel 5.
Embodiment tetra-: as shown in Fig. 4, Fig. 5 and Fig. 7, and a kind of driving front case chain gear tractor chassis, its structure and embodiment tri-are basic identical, and difference is that in the present embodiment, the steering controlling device on chassis is bearing circle control setup.
Claims (4)
1. tractor chassis is driven in change speed gear box chain gear entirely, at change speed gear box (13) front end mounting bracket (2), the upper mounting diesel engine (1) of support (2), change speed gear box (13) top is provided with belt pulley (12), below is provided with driving front case (3), the lower front-wheel (4) of installing of driving front case (3), in change speed gear box (13) rear end, steering hardware (14) is installed, trailer attaching parts (11) and rear transmission gearbox (7), trailer (15) is installed after trailer attaching parts (11), the lower trailing wheel (16) of installing of trailer (15), rear transmission gearbox (7) one sides are provided with universal drive festival (9), universal drive festival (9) connects rear propeller shaft (10), rear propeller shaft (10) connects back axle assembly (17), back axle assembly (17) connects trailing wheel (16), it is characterized in that: the main shaft (18) of installing in change speed gear box (13), tween drive shaft (19) and countershaft (26) are castellated shaft, minor sprocket (28) is installed on main shaft (18), main shaft shifting gear (20) and reaction gear (22), between minor sprocket (28) and main shaft (18), movable spacing sleeve (27) is housed, countershaft-gear (21) and tween drive shaft shifting gear (23) are installed on tween drive shaft (19), countershaft shifting gear (24) and counter shaft gear (25) are installed on countershaft (26), stretch out outside casing the countershaft of change speed gear box (26) one end, and front sprocket wheel (5) is installed on termination, and rear sprocket wheel (8) is installed on rear transmission gearbox (7), front sprocket wheel (5) and the upper suit of rear sprocket wheel (8) chain (6).
2. tractor chassis is driven in change speed gear box chain gear as claimed in claim 1 entirely, it is characterized in that: the rear transmission gearbox (7) of installing in change speed gear box (13) rear end is the rear transmission gearbox of output bevel gear axle (32) in universal drive festival (9) top, the rear cabinet input shaft (29) of installing in rear transmission gearbox (7), rear cabinet tween drive shaft (30) and rear cabinet output shaft (31) are castellated shaft, clutch cover (38) and rear transfer gear (40) are installed on rear cabinet input shaft (29), between rear transfer gear (40) and rear cabinet input shaft (29), axle sleeve (41) is installed, in rear transfer gear (40) one sides, be designed with recess (36), in clutch cover (38) one sides, be designed with plush copper (37), between plush copper (37) and recess (36), hock is connected, in the top of clutch cover (38), driving lever (39) is installed, insert in the deep-slotted chip breaker of clutch cover (38) termination of driving lever (39), constant mesh gear (35) is installed on rear cabinet tween drive shaft (30) driven gear (34) and finishing bevel gear cuter (33) are installed on rear cabinet output shaft (31), driven gear (34) and constant mesh gear (35) engagement, rear transmission gearbox one side is provided with output bevel gear axle (32), the cone tooth of output bevel gear axle (32) termination and finishing bevel gear cuter (33) engagement, stretch out outside casing one end of rear cabinet input shaft (29), and sprocket wheel (8) after installing on termination is connected with chain (6) between rear sprocket wheel (8) and front sprocket wheel (5).
3. tractor chassis is driven in change speed gear box chain gear as claimed in claim 1 entirely, it is characterized in that: the rear transmission gearbox (7) of installing in change speed gear box (13) rear end is the rear transmission gearbox of output bevel gear axle (32) in universal drive festival (9) top, main shaft (42) is installed in rear transmission gearbox (7), main shaft is processed with spline on (42), clutch cover (38) and finishing bevel gear cuter (33) are installed on main shaft (42), clutch cover (38) and main shaft (42) spline joint, between finishing bevel gear cuter (33) and main shaft (42), sliding sleeve (43) is installed, in clutch cover (38) one sides, be designed with plush copper (37), in finishing bevel gear cuter (33) one sides, be designed with recess (36), recess (36) is connected with plush copper (37) hock, clutch cover is processed with deep-slotted chip breaker on (38), rear transmission gearbox rear portion is provided with output bevel gear axle (32) and driving lever (39), the cone tooth of output bevel gear axle (32) front end and finishing bevel gear cuter (33) engagement, the round end of driving lever (39) front end stretches in the deep-slotted chip breaker of clutch cover (38) in casing, stretch out outside casing main shaft (42) one end in rear transmission gearbox (7), and sprocket wheel (8) after installing on termination is connected with chain (6) between rear sprocket wheel (8) and front sprocket wheel (5).
4. tractor chassis is driven in change speed gear box chain gear entirely as claimed in claim 2 or claim 3, it is characterized in that: the steering hardware on this chassis (14) can be hand steered crosshead device, can be also bearing circle control setup.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310540407.9A CN103587409B (en) | 2013-11-05 | 2013-11-05 | Tractor chassis is driven in change speed gear box chain drive entirely |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310540407.9A CN103587409B (en) | 2013-11-05 | 2013-11-05 | Tractor chassis is driven in change speed gear box chain drive entirely |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103587409A true CN103587409A (en) | 2014-02-19 |
| CN103587409B CN103587409B (en) | 2016-06-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310540407.9A Active CN103587409B (en) | 2013-11-05 | 2013-11-05 | Tractor chassis is driven in change speed gear box chain drive entirely |
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| Country | Link |
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| CN (1) | CN103587409B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2269980Y (en) * | 1995-12-26 | 1997-12-10 | 福建省农业机械化研究所 | Trailer set for four wheel drive small tractor |
| CN2451393Y (en) * | 2000-12-06 | 2001-10-03 | 连玉峰 | Gear drive box using for Dongfang 12 type hand tractor rotary cultivator |
| CN2811052Y (en) * | 2005-07-07 | 2006-08-30 | 魏乃忠 | Transmission mechanism for walking tractor driving trailer |
| JP4952273B2 (en) * | 2007-01-31 | 2012-06-13 | 井関農機株式会社 | Tractor |
| CN203592891U (en) * | 2013-11-05 | 2014-05-14 | 通海宏兴工贸有限公司 | Gearbox chain transmission all-wheel-drive tractor chassis |
-
2013
- 2013-11-05 CN CN201310540407.9A patent/CN103587409B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2269980Y (en) * | 1995-12-26 | 1997-12-10 | 福建省农业机械化研究所 | Trailer set for four wheel drive small tractor |
| CN2451393Y (en) * | 2000-12-06 | 2001-10-03 | 连玉峰 | Gear drive box using for Dongfang 12 type hand tractor rotary cultivator |
| CN2811052Y (en) * | 2005-07-07 | 2006-08-30 | 魏乃忠 | Transmission mechanism for walking tractor driving trailer |
| JP4952273B2 (en) * | 2007-01-31 | 2012-06-13 | 井関農機株式会社 | Tractor |
| CN203592891U (en) * | 2013-11-05 | 2014-05-14 | 通海宏兴工贸有限公司 | Gearbox chain transmission all-wheel-drive tractor chassis |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103587409B (en) | 2016-06-22 |
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