CN203592897U - Front transmission case chain transmission all-wheel-drive tractor chassis - Google Patents
Front transmission case chain transmission all-wheel-drive tractor chassis Download PDFInfo
- Publication number
- CN203592897U CN203592897U CN201320691871.3U CN201320691871U CN203592897U CN 203592897 U CN203592897 U CN 203592897U CN 201320691871 U CN201320691871 U CN 201320691871U CN 203592897 U CN203592897 U CN 203592897U
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Abstract
Provided is a front transmission case chain transmission all-wheel-drive tractor chassis. A diesel engine, a belt pulley, a front transmission case, front wheels, a steering device, a cargo hopper connecting piece, a rear transmission case and a cargo hopper are installed on a support, a main shaft, an intermediate shaft and a counter shaft are installed in a gearbox, and are spline shafts, a front transmission shaft is installed in the portion, below the gearbox, of the front transmission case, one end of the front transmission shaft extends out of the front transmission case, a front chain wheel is installed at the end of the front transmission shaft, a rear chain wheel is installed on the rear transmission case, the front chain wheel and the rear chain wheel are connected through a chain, and an output bevel gear shaft of the gearbox drives rear wheels through a universal transmission joint, a rear transmission shaft and a rear axle assembly. Due to the facts that the front chain wheel is installed at one end of the front transmission case, 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, part of power transmitted by the gearbox is divided by the front chain wheel, and drives the rear transmission case so that the rear transmission case can drive the rear transmission shaft through the universal transmission joint, and the part of the power drives the rear wheels to rotate through the rear axle assembly, the purpose that the rear wheels and the front wheels rotate at the same time is achieved.
Description
Technical field
The utility model belongs to trac. technical field, relates to the chain gear of a kind of driving front case and entirely drives tractor chassis.
Background technology
The direction control of Dongfeng 12 model walking tractor is handrail manipulation, and the variant motor truck of Dongfeng 12 model walking tractor is bearing circle manipulation, and two kinds of gear box of tractor structures are identical, and driving front case is installed below change speed gear box, drives front-wheel to rotate by driving front case.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, trac. self is loaded 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 of travelling and transportation property are had a strong impact on.
Patent " four wheel drive walking variant conveyor " patent No. " ZL 200520050117.7 ", introduce 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 drive simultaneously.Due to Hunan 12Y type trac. adopt be not Dongfeng 12 model walking tractor chassis, its main-gear box structure is completely not identical with Dongfeng 12 model walking tractor main-gear box structure, this technology can not be used for Dongfeng 12 model walking tractor.
Summary of the invention
The utility model is in prior art, Dongfeng 12 model walking tractor and variant motor truck thereof only have the type of f-w-d, existing trac. four wheel drive technology can not be useful in the problem on such type, provide the chain gear of a kind of driving front case entirely to drive tractor chassis, for the Dongfeng 12 model walking tractor of f-w-d and variant motor truck upgrading thereof being become to the trac. of four wheel drive.
The content of this technical scheme is: tractor chassis is driven in the chain gear of a kind of driving front case 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, steering hardware, trailer attaching parts and rear transmission gearbox are installed in change speed gear box rear end, after trailer attaching parts, trailer is installed, under trailer, trailing wheel is installed, rear transmission gearbox one side is provided with universal drive festival, and universal drive festival connects rear propeller shaft, rear propeller shaft connects back axle assembly, and back axle assembly connects trailing wheel; Main shaft, tween drive shaft and the countershaft in change speed gear box, installed are castellated shaft, main shaft is provided with minor sprocket, 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 and counter shaft gear are installed on countershaft; A front propeller shaft is installed in the driving front case below change speed gear box, forerunner's gear, revolver driven wheel and right wheel drive gear are installed on front propeller shaft, forerunner's gear engages with counter shaft gear; Stretch out outside driving front case front propeller shaft one end, sprocket wheel before installing on termination, and sprocket wheel after being provided with on rear transmission gearbox, is connected with chain between front sprocket wheel and rear sprocket wheel.
The rear transmission gearbox of installing in change speed gear box rear end is the rear transmission gearbox of output bevel gear axle below 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, be designed with recess in rear transfer gear one side, be designed with plush copper in clutch cover one side, plush copper is connected with groove 40 hocks, 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 engages with constant mesh gear, rear transmission gearbox one side is provided with output bevel gear axle, the cone tooth of output bevel gear shaft end head engages with finishing bevel gear cuter, 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 front propeller shaft one end of driving front case, sprocket wheel after being provided with on rear transmission gearbox, between front sprocket wheel and rear sprocket wheel, be connected with chain, 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, drive rear propeller shaft by rear transmission gearbox through universal drive festival, rotate through back axle assembly rear drive trailing wheel, realize trailing wheel and front-wheel rotates simultaneously.
Because the power of back-wheel drive is exported by the front propeller shaft of driving front case, front propeller shaft is the output stage of change speed gear box after each gear speed-changing, change speed gear box is at the output speed of each gear, rear transmission gearbox is synchronized rotation with it all, therefore, the technical program can realize under each speed change gear, and trailing wheel is consistent with the velocity of rotation of front-wheel.
As another preferred version of 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 this 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, be designed with plush copper in clutch cover one side, be designed with recess in finishing bevel gear cuter one side, recess is connected with plush copper hock, on clutch cover, be processed with groove, 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 engages with finishing bevel gear cuter, the round end of driving lever front end stretches in the groove 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.
Adopt above-mentioned optimal technical scheme, the four-wheel that can realize equally in the each gear speed-changing situation of trac. drives simultaneously, and this preferred version also has simple in structure, little, the lightweight advantage of volume.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model embodiment mono-.
Fig. 2 is the structural representation of the utility model embodiment bis-.
Fig. 3 is the structural representation of the utility model embodiment tri-.
Fig. 4 is the structural representation of the utility model embodiment tetra-.
Fig. 5 is the front propeller shaft cross-sectional view of the utility model change speed gear box and driving front case.
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 the chain gear of a kind of driving front case entirely, at change speed gear box 13 front end mounting brackets 2, mounting diesel engine 1 on support 2, 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 30 are castellated shaft, minor sprocket 32 is installed on main shaft 18, main shaft shifting gear 20 and reaction gear 22, between minor sprocket 32 and main shaft 18, movable spacing sleeve 31 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 29 are installed on countershaft 30, a front propeller shaft 28 is installed in driving front case 3, forerunner's gear 26, revolver driven wheel 27 and right wheel drive gear 25 are installed on front propeller shaft 28, forerunner's gear 26 engages with counter shaft gear 29, stretch out outside driving front case 3 front propeller shaft 28 one end, sprocket wheel 5 before installing on termination, and sprocket wheel 8 after being provided with on rear transmission gearbox 7, is connected with chain 6 between front sprocket wheel 5 and rear sprocket wheel 8,
The rear transmission gearbox 7 of installing in change speed gear box 13 rear ends be output bevel gear axle 36 under rear transmission gearbox, the rear cabinet input shaft 33 of rear transmission gearbox 7 interior installations, rear cabinet tween drive shaft 34 and rear cabinet output shaft 35 are castellated shaft, clutch cover 42 and rear transfer tooth 44 are installed on rear cabinet input shaft 33, between rear transfer tooth 44 and rear cabinet input shaft 33, axle sleeve 45 is installed, be designed with recess 40 in rear transfer tooth 44 1 sides, be designed with plush copper 41 in clutch cover 42 1 sides, plush copper 41 is connected with recess 40 hocks, driving lever 43 is installed above clutch cover 42, insert in the deep-slotted chip breaker of clutch cover 42 termination of driving lever 43, constant mesh gear 39 is installed on rear cabinet tween drive shaft 34, driven gear 38 and finishing bevel gear cuter 37 are installed on rear cabinet output shaft 35, driven gear 38 engages with constant mesh gear 39, rear transmission gearbox one side is provided with output bevel gear axle 36, the cone tooth of output bevel gear axle 36 terminations engages with finishing bevel gear cuter 37, stretch out outside casing one end of rear cabinet input shaft 33, 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, tractor chassis is driven in the chain gear of a kind of driving front case entirely, and its structure and embodiment mono-are basic identical, difference is that in the present embodiment, the steering hardware 14 on chassis is bearing circle control setup.
Embodiment tri-: as Fig. 3, shown in Fig. 5 and Fig. 7, tractor chassis is driven in the chain gear of a kind of driving front case entirely, at change speed gear box 13 front end mounting brackets 2, mounting diesel engine 1 on support 2, 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 30 are castellated shaft, minor sprocket 32 is installed on main shaft 18, main shaft shifting gear 20 and reaction gear 22, between minor sprocket 32 and main shaft 18, movable spacing sleeve 31 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 29 are installed on countershaft 30, a front propeller shaft 28 is installed in driving front case 3, forerunner's gear 26, revolver driven wheel 27 and right wheel drive gear 25 are installed on front propeller shaft 28, forerunner's gear 26 engages with counter shaft gear 29, stretch out outside driving front case 3 front propeller shaft 28 one end, sprocket wheel 5 before installing on termination, and sprocket wheel 8 after being provided with on rear transmission gearbox 7, is connected with chain 6 between front sprocket wheel 5 and rear sprocket wheel 8,
The rear transmission gearbox 7 of installing in change speed gear box 13 rear ends is that output bevel gear axle 36 is at upper rear transmission gearbox, in rear transmission gearbox 7, main shaft 46 is installed, on main shaft 46, be processed with spline, clutch cover 42 and finishing bevel gear cuter 37 are installed on main shaft 46, clutch cover 42 and main shaft 46 spline joints, between finishing bevel gear cuter 37 and main shaft 46, sliding sleeve 47 is installed, be designed with plush copper 41 in clutch cover 42 1 sides, be designed with recess 40 in finishing bevel gear cuter 37 1 sides, recess 40 is connected with plush copper 41 hocks, on clutch cover 42, be processed with deep-slotted chip breaker, rear transmission gearbox rear portion is provided with output bevel gear axle 36 and driving lever 43, the cone tooth of output bevel gear axle 36 front ends engages with finishing bevel gear cuter 37, the round end of driving lever 43 front ends stretches in the deep-slotted chip breaker of clutch cover 42 in casing, stretch out outside casing main shaft 46 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, tractor chassis is driven in the chain gear of a kind of driving front case entirely, and its structure and embodiment tri-are basic identical, 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 the chain gear of driving front case 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 (30) are castellated shaft, minor sprocket (32) is installed on main shaft (18), main shaft shifting gear (20) and reaction gear (22), between minor sprocket (32) and main shaft (18), movable spacing sleeve (31) 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 (29) are installed on countershaft (30), in the driving front case (3) of change speed gear box (13) below, a front propeller shaft (28) is installed, upper forerunner's gear (26), revolver driven wheel (27) and the right wheel drive gear (25) installed of front propeller shaft (28), forerunner's gear (26) engages with counter shaft gear (29), stretch out outside driving front case (3) front propeller shaft (28) one end, and sprocket wheel (5) before installing on termination is provided with rear sprocket wheel (8) on rear transmission gearbox (7), between front sprocket wheel (5) and rear sprocket wheel (8), is connected with chain (6).
2. tractor chassis is driven in driving front case as claimed in claim 1 chain gear entirely, it is characterized in that: the rear transmission gearbox (7) of installing in change speed gear box (13) rear end is for output bevel gear axle (36) is at the rear transmission gearbox of universal drive festival (9) below, the rear cabinet input shaft (33) of installing in this rear transmission gearbox (7), rear cabinet tween drive shaft (34) and rear cabinet output shaft (35) are castellated shaft, clutch cover (42) and rear transfer gear (44) are installed on rear cabinet input shaft (33), between rear transfer gear (44) and rear cabinet input shaft (33), axle sleeve (45) is installed, be designed with recess (40) in rear transfer gear (44) one sides, be designed with plush copper (41) in clutch cover (42) one sides, plush copper (41) is connected with recess (40) hock, in the top of clutch cover (42), driving lever (43) is installed, insert in the deep-slotted chip breaker of clutch cover (42) termination of driving lever (43), constant mesh gear (39) is installed on rear cabinet tween drive shaft (34), driven gear (38) and finishing bevel gear cuter (37) are installed on rear cabinet output shaft (35), driven gear (38) engages with constant mesh gear (39), rear transmission gearbox one side is provided with output bevel gear axle (36), the cone tooth of output bevel gear axle (36) termination engages with finishing bevel gear cuter (37), stretch out outside casing one end of rear cabinet input shaft (33), 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 driving front case as claimed in claim 1 chain gear entirely, it is characterized in that: the rear transmission gearbox (7) of installing in change speed gear box (13) rear end is for output bevel gear axle (36) is at the rear transmission gearbox of universal drive festival (9) top, in this rear transmission gearbox (7), main shaft (46) is installed, main shaft is processed with spline on (46), clutch cover (42) and finishing bevel gear cuter (37) are installed on main shaft (46), clutch cover (42) and main shaft (46) spline joint, between finishing bevel gear cuter (37) and main shaft (46), sliding sleeve (47) is installed, be designed with plush copper (41) in clutch cover (42) one sides, be designed with recess (40) in finishing bevel gear cuter (37) one sides, recess (40) is connected with plush copper (41) hock, clutch cover is processed with deep-slotted chip breaker on (42), rear transmission gearbox rear portion is provided with output bevel gear axle (36) and driving lever (43), the cone tooth of output bevel gear axle (36) front end engages with finishing bevel gear cuter (37), the round end of driving lever (43) front end stretches in the deep-slotted chip breaker of clutch cover (42) in casing, stretch out outside casing main shaft (46) 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 the chain gear of driving front case entirely as claimed in claim 2 or claim 3, it is characterized in that: the steering hardware (14) on this chassis can be hand steered crosshead device, can be also bearing circle control setup.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320691871.3U CN203592897U (en) | 2013-11-05 | 2013-11-05 | Front transmission case chain transmission all-wheel-drive tractor chassis |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320691871.3U CN203592897U (en) | 2013-11-05 | 2013-11-05 | Front transmission case chain transmission all-wheel-drive tractor chassis |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203592897U true CN203592897U (en) | 2014-05-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320691871.3U Expired - Fee Related CN203592897U (en) | 2013-11-05 | 2013-11-05 | Front transmission case chain transmission all-wheel-drive tractor chassis |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203592897U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103587414A (en) * | 2013-11-05 | 2014-02-19 | 通海宏兴工贸有限公司 | Front transmission case chain transmission full-wheel-drive tractor chassis |
-
2013
- 2013-11-05 CN CN201320691871.3U patent/CN203592897U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103587414A (en) * | 2013-11-05 | 2014-02-19 | 通海宏兴工贸有限公司 | Front transmission case chain transmission full-wheel-drive tractor chassis |
| CN103587414B (en) * | 2013-11-05 | 2016-04-13 | 通海宏兴工贸有限公司 | The chain gear of driving front case drives tractor chassis entirely |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140514 Termination date: 20161105 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |