CN204712855U - A kind of tractor chassis - Google Patents
A kind of tractor chassis Download PDFInfo
- Publication number
- CN204712855U CN204712855U CN201520443566.1U CN201520443566U CN204712855U CN 204712855 U CN204712855 U CN 204712855U CN 201520443566 U CN201520443566 U CN 201520443566U CN 204712855 U CN204712855 U CN 204712855U
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- China
- Prior art keywords
- gear box
- frame
- change speed
- output shaft
- speed gear
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Abstract
A kind of tractor chassis, for strengthening the road crossing ability of trac., the steering drive axle of band front vehicle wheel is housed in the front portion of frame, auxiliary gear box and tractor diesel engine are equipped with in the middle part of frame, double dynamical output gearbox is equipped with at the rear portion of frame, diesel engine is connected with gearbox dynamic, vertical output shaft is connected with auxiliary gear box power, the horizontal output shaft of change speed gear box is equipped with rear wheel, horizontal output shaft is connected with frame elastic force by leaf spring shock absorber, change speed gear box mounting rail and frame flexibly connect, the clutch end of auxiliary gear box is connected with steering drive axle power, driven gear on the clutch end of diesel engine is engaged with driving gear, the clutch end of driving gear and starter motor is connected, first universal joint shaft is by major axis, minor axis and axle bed composition, frame is made up of welded front-axle beam and the back rest, the width of front-axle beam is less than the width of the back rest, before, the both sides of back rest junction are fixed with slave frame respectively.
Description
Technical field
The utility model provides a kind of tractor chassis.
Background technology
In conventional art, the diesel engine of trac. is placed in frame front, Direct driver front-wheel makes trac. walk, because trac. is trailing equipment, weight is contained in the container of rear tractor mostly, the shortcoming of said structure is: when trac. drives to uphill or front driving wheel is pressed onto soft wet-skid road surface, because the weight major part of goods concentrates on trailing wheel, and the weight of goods will much larger than the weight of diesel engine, the rolling resistance of trailing wheel is caused to be greater than the rolling resistance of front driving wheel, the front driving wheel of trac. is made to produce the phenomenon of skidding, unloaded of cargo is needed to alleviate rear wheel drag, after rolling section of being obstructed away from, to unload goods is again installed onto in container, waste time and energy, even if when deadhead operation, when running into larger uphill road, body forward structure is kicked up, vehicle body major part weight falls back to again on trailing wheel, front driving wheel also can be caused to skid, solution adopts reversing to go up a slope, center of gravity is allowed to drop on front driving wheel, but operating process is more dangerous.
Summary of the invention
The purpose of this utility model is to provide a kind of tractor chassis, uses the trac. on this technology chassis, can strengthen the road crossing ability of trac., and trac. can be allowed to travel at uphill way or the capable load-carrying of soft wet-skid road surface.
The technical solution of the utility model is: a kind of tractor chassis, there is frame, it is characterized in that: steering drive axle is equipped with in the front portion of frame, the axle housing of steering drive axle is connected by propons mounting rail and frame, and the front wheel spindle of steering drive axle both sides is equipped with front vehicle wheel respectively; Double dynamical output gearbox is equipped with at the rear portion of frame, and this change speed gear box has horizontal output shaft and vertical output shaft, and the casing of change speed gear box is connected with frame by change speed gear box mounting rail, and rear wheel is equipped with respectively in the two ends of the horizontal output shaft of change speed gear box; The middle part of frame is fixed with bracket, auxiliary gear box and tractor diesel engine bracket be equipped with, the clutch end of diesel engine is connected by belt and belt pulley power with the power intake of change speed gear box, the vertical output shaft of change speed gear box is connected with the power intake power of auxiliary gear box by the first universal joint shaft, and the clutch end of auxiliary gear box is connected with the power intake power of steering drive axle by the second universal joint shaft.
Described diesel engine is equipped with starter motor, and the clutch end of starter motor is fixed with driving gear, and the clutch end of diesel engine is fixed with driven gear, and driven gear and driving gear are connected with a joggle.
The central siphon at the two ends of described horizontal output shaft is connected with frame elastic force by leaf spring shock absorber, and described change speed gear box mounting rail and frame flexibly connect.
The first described universal joint shaft has major axis, minor axis and axle bed, its central axis seat and bracket are connected, the axis body of minor axis is contained in axle bed, minor axis one end is connected with the power intake power of auxiliary gear box by universal-joint, the minor axis other end is connected with one end of major axis by universal-joint, and the other end of major axis is connected with the vertical output shaft power of change speed gear box by universal-joint.
Described frame is made up of welded front-axle beam and the back rest, and the width of front-axle beam is less than the width of the back rest, and the both sides of forward and backward beam junction are fixed with slave frame respectively.
The utility model has the advantages that: by mid-for diesel engine in frame, the gravity of diesel engine is made to be evenly distributed to four tires, when ensureing unloaded, trac. also can cross uphill way and soft wet-skid road surface smoothly, change speed gear box is contained in frame rear portion to be used for driving trailing wheel, when load-carrying, weight is pressed on trailing wheel, trailing wheel earth-grasping force can be increased, the road crossing ability of trac. is strengthened, trac. can be allowed to travel at uphill way or soft wet-skid road surface load-carrying, the type of drive of this technology tractor chassis rear wheel is: driving engine, change speed gear box (horizontal output shaft), rear wheel power connects successively, steering drive axle is employed for driving front vehicle wheel in this technology, employ double dynamical output gearbox and give steering drive axle power, vertical output shaft outputting power passes to steering drive axle by auxiliary gear box, the trac. of this technology is made to have the ability of four wheel drive, further enhancing the ability that it travels at uphill way or the capable load-carrying of soft wet-skid road surface, the type of drive of this technology tractor chassis front vehicle wheel is: driving engine, change speed gear box (vertical output shaft), auxiliary gear box, steering drive axle, front vehicle wheel power connect successively, because diesel engine is at the medium position of frame, so compare effort with crank deactivation diesel engine, utilize starter motor to drive the clutch end of diesel engine rotate thus start diesel engine by gears in mesh, manpower and run up time can be saved, when replacing the load-carrying rear axle in conventional art with change speed gear box two horizontal output shaft, the working condition of two horizontal output shafts becomes more severe, employing leaf spring shock absorber effectively can cushion the impulsive force that two horizontal output shafts bear, and makes two horizontal output shaft work more reliable, longer service life, auxiliary gear box is less than the body of diesel engine mostly, can make up auxiliary gear box and the unmatched problem of diesel engine length by minor axis, and crank throw first universal joint shaft can make can not interfere with diesel engine during power transmission, this chassis is worked more reliable, adopt the structure of narrow front-axle beam and the wide back rest, front vehicle wheel can be allowed to have and enough turn to space, can also make the back rest installs wider container, slave frame can increase the width on chassis, for installing cockpit.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of tractor chassis of the utility model;
Fig. 2 is the block diagram of a kind of tractor chassis of the utility model;
Fig. 3 is the front view of a kind of tractor chassis of the utility model;
Fig. 4 is the back view of Fig. 3;
Fig. 5 is the birds-eye view of Fig. 3;
Fig. 6 is the using state figure of a kind of tractor chassis of the utility model.
1 back rest in figure, 2 leaf spring shock absorbers, 3 rear wheels, 4 change speed gear box mounting rails, 5 gearbox pulleies, the power intake of 6 change speed gear boxs, 7 change speed gear boxs, 8 belts, 9 diesel engines, 10 slave framves, 11 driven gears, 12 driving gears, 13 starter motors, 14 front vehicle wheels, 15 front-axle beams, 16 propons mounting rails, 17 steering drive axles, 18 fronts wheel spindle, 19 second universal joint shafts, 20 auxiliary gear boxs, 21 brackets, 22 minor axises, 23 axle beds, 24 universal-joints, 25 major axis, 26 vertical output shafts, 27 horizontal output shafts, the clutch end of 28 diesel engines, the power intake of 29 steering drive axles, 30 compartments, the control stalk of 31 change speed gear boxs, the control stalk of 32 auxiliary gear boxs, 33 operator'ies compartment, 34 transfer joysticks, 35 gear-change hand levers, 36 start buttons, 37 bearing circle, 38 control lines, 39 deflecting bars, 40 electric wires, 41 steering box control stalks, 42 storage batterys, 43 points of lever draw bails, 44 shifter bar coupling mechanisms.
Detailed description of the invention
A kind of tractor chassis, have frame, steering drive axle 17 is equipped with in the front portion of frame, and the axle housing of steering drive axle is connected by propons mounting rail 16 and frame, and the front wheel spindle 18 of steering drive axle both sides is equipped with front vehicle wheel 14 respectively; Double dynamical output gearbox 7 is equipped with at the rear portion of frame, and this change speed gear box has horizontal output shaft 27 and vertical output shaft 26, and the casing of change speed gear box is connected with frame by change speed gear box mounting rail 1, and rear wheel 3 is equipped with at the two ends of the horizontal output shaft of change speed gear box respectively; The middle part of frame is fixed with bracket 21, auxiliary gear box 20 and tractor diesel engine 9 bracket be equipped with, the clutch end 28 of diesel engine is connected by belt 8 and belt pulley power with the power intake 6 of change speed gear box, namely the clutch end of diesel engine is connected with the gearbox pulley 5 on gearbox dynamic input shaft by belt, the vertical output shaft of change speed gear box is connected with the power intake power of auxiliary gear box by the first universal joint shaft, and the clutch end of auxiliary gear box is connected with power intake 29 power of steering drive axle by the second universal joint shaft 19.
The clutch end of described diesel engine is fixed with driven gear 11, diesel engine is equipped with starter motor 13, the clutch end of starter motor is fixed with driving gear 12, and driving gear and driven gear are connected with a joggle.
The central siphon at the two ends of described horizontal output shaft is connected with frame elastic force by leaf spring shock absorber 2, and described change speed gear box mounting rail and frame flexibly connect.
The first described universal joint shaft has major axis 25, minor axis 22 and axle bed 23, its central axis seat and bracket are connected, the axis body of minor axis is contained in axle bed, minor axis one end is connected with the power intake power of auxiliary gear box by universal-joint 24, the minor axis other end is connected with one end of major axis by universal-joint 24, and the other end of major axis is connected with the vertical output shaft power of change speed gear box by universal-joint.
Described frame is made up of welded front-axle beam 15 and the back rest 1, and the width of front-axle beam is less than the width of the back rest, and the both sides of forward and backward beam junction are fixed with slave frame 10 respectively.
Described vehicle frame adopts the welding of high strength square steel pipe to make, and can install collision prevention girders at the front and back ends of vehicle frame, the bracket in the middle part of vehicle frame is made by the high strength square steel pipe after bending, and this square steel tube and vehicle frame adopt and to be welded and fixed or bolt is connected and fixed.Described diesel engine, change speed gear box, steering drive axle, auxiliary gear box are commercially available prod, the utility model diesel engine used is WT25 diesel engine, change speed gear box is 181D type double output shaft gear box of tractor, wherein horizontal output shaft is for driving trailing wheel, longitudinal output shaft is for driving front-wheel, steering drive axle is 254 type steer drive front-axles, auxiliary gear box is for connecting or cutting off the power between the first universal joint shaft and the second universal joint shaft, thus makes trac. have two kinds of power modes of back-wheel drive and four wheel drive.The central siphon at the two ends of described horizontal output shaft is connected with frame elastic force by leaf spring shock absorber, leaf spring shock absorber is prior art, two elastic force ends and the frame at the top of this bumper are connected, the steel plate of bottom to be crimped with corresponding central siphon by rubber base and is fixed with one by clevis bolt fastener, described change speed gear box mounting rail and frame flexibly connect, this mode flexibly connected can adopt rubber base, spring plate or strip hole that is vertical and vehicle body, object is evenly distributed by the gravity of vehicle frame on two central siphons, impulsive force in travelling is released on leaf spring shock absorber, change speed gear box is made to do perpendicular movement by a small margin relative to car body, do not allow to carry out horizontal or longitudinal movement.Two described slave framves are welded on the vehicle frame of corresponding side respectively, and the size of slave frame customizes according to the size of operator's compartment 33.
This technology is when applying, in frame, compartment 30 and the operator's compartment 33 of different size is fixedly mounted with according to designed use, at driving indoor location gear-change hand lever 35, transfer joystick 34, bearing circle 37, the start button 36 of diesel engine, storage battery 42 for powering for starter motor is installed in the appropriate location of vehicle frame, gear-change hand lever is connected with the control stalk 31 of change speed gear box by shifter bar coupling mechanism 44, auxiliary gear box joystick is connected with the control stalk 32 of auxiliary gear box by a point lever draw bail 43, bearing circle is connected with steering box control stalk 41 by deflecting bar 39, start button is by the starting switch control linkage of control line 38 with starter motor, the negative pole of storage battery is electrically connected with vehicle frame, the positive pole of storage battery is electrically connected with the supply line of starter motor by electric wire 40.
Claims (5)
1. a tractor chassis, has frame, it is characterized in that: steering drive axle is equipped with in the front portion of frame, and the axle housing of steering drive axle is connected by propons mounting rail and frame, and the front wheel spindle of steering drive axle both sides is equipped with front vehicle wheel respectively; Double dynamical output gearbox is equipped with at the rear portion of frame, and this change speed gear box has horizontal output shaft and vertical output shaft, and the casing of change speed gear box is connected with frame by change speed gear box mounting rail, and rear wheel is equipped with respectively in the two ends of the horizontal output shaft of change speed gear box; The middle part of frame is fixed with bracket, auxiliary gear box and tractor diesel engine bracket be equipped with, the clutch end of diesel engine is connected by belt and belt pulley power with the power intake of change speed gear box, the vertical output shaft of change speed gear box is connected with the power intake power of auxiliary gear box by the first universal joint shaft, and the clutch end of auxiliary gear box is connected with the power intake power of steering drive axle by the second universal joint shaft.
2. a kind of tractor chassis according to claim 1, it is characterized in that: described diesel engine is equipped with starter motor, the clutch end of starter motor is fixed with driving gear, and the clutch end of diesel engine is fixed with driven gear, and driven gear and driving gear are connected with a joggle.
3. a kind of tractor chassis according to claim 1, is characterized in that: the central siphon at the two ends of described horizontal output shaft is connected with frame elastic force by leaf spring shock absorber, and described change speed gear box mounting rail and frame flexibly connect.
4. a kind of tractor chassis according to claim 1, it is characterized in that: the first described universal joint shaft has major axis, minor axis and axle bed, its central axis seat and bracket are connected, the axis body of minor axis is contained in axle bed, minor axis one end is connected with the power intake power of auxiliary gear box by universal-joint, the minor axis other end is connected with one end of major axis by universal-joint, and the other end of major axis is connected with the vertical output shaft power of change speed gear box by universal-joint.
5. a kind of tractor chassis according to claim 1, it is characterized in that: described frame is made up of welded front-axle beam and the back rest, the width of front-axle beam is less than the width of the back rest, the both sides of forward and backward beam junction are fixed with slave frame respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520443566.1U CN204712855U (en) | 2015-06-26 | 2015-06-26 | A kind of tractor chassis |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520443566.1U CN204712855U (en) | 2015-06-26 | 2015-06-26 | A kind of tractor chassis |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204712855U true CN204712855U (en) | 2015-10-21 |
Family
ID=54311876
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520443566.1U Expired - Fee Related CN204712855U (en) | 2015-06-26 | 2015-06-26 | A kind of tractor chassis |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204712855U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105432171A (en) * | 2015-12-22 | 2016-03-30 | 于云兴 | Multi-purpose farmland managing machine |
| CN108974124A (en) * | 2018-08-23 | 2018-12-11 | 江苏大学 | A kind of electric tractor chassis based on bi-motor coupling driving |
-
2015
- 2015-06-26 CN CN201520443566.1U patent/CN204712855U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105432171A (en) * | 2015-12-22 | 2016-03-30 | 于云兴 | Multi-purpose farmland managing machine |
| CN108974124A (en) * | 2018-08-23 | 2018-12-11 | 江苏大学 | A kind of electric tractor chassis based on bi-motor coupling driving |
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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: 20151021 Termination date: 20210626 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |