CN201640001U - Driving chassis of corn harvester - Google Patents
Driving chassis of corn harvester Download PDFInfo
- Publication number
- CN201640001U CN201640001U CN 200920247148 CN200920247148U CN201640001U CN 201640001 U CN201640001 U CN 201640001U CN 200920247148 CN200920247148 CN 200920247148 CN 200920247148 U CN200920247148 U CN 200920247148U CN 201640001 U CN201640001 U CN 201640001U
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- hydraulic
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- vehicle frame
- control device
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Abstract
The utility model discloses a driving chassis of a corn harvester, which comprises a vehicle frame, a cab, a walking device, a driving device, an operating control device, a diesel tank, an engine, a heat dissipating water tank and an air inlet cavity which are arranged on the vehicle frame, wherein the cab is arranged on the front portion of the vehicle frame, the operating control device is arranged in the cab, the driving device is connected with the walking device, the operating control device is respectively connected with the driving device and the walking device, the driving device comprises a walking hydraulic drive system, the walking hydraulic drive system comprises a hydraulic motor, a hydraulic variable displacement pump and a hydraulic oil tank, the hydraulic oil tank is orderly connected with the hydraulic variable displacement pump and the hydraulic motor, and the hydraulic motor is connected with the walking device. The driving chassis of the corn harvester increases the operation convenience and the use reliability of a machine.
Description
Technical field
The utility model relates to a kind of agricultural harvesting machinery, particularly a kind of driving chassis of maize harvesting machine.
Background technology
Corn is one of China three generalized grain crops, the mechanization level of China's harvest corn is still very low at present, remove have with China rural area economic development imbalance outside the Pass, mainly be because the technology content of China's corn harvesting machine equipment is lower, use inconvenience, reliability to have much room for improvement, lack suitable corn harvesting machine product.In recent years, corn harvest mechanization presents fast development trend, but technological progress is still slow.At present, machine driving and belt stepless gearing method are adopted in most of homemade self-propelled corn combine harvesters chassis, and dependability is low, inconvenient operation; The type engine power output that has is uneven, and machine vibration is bigger; The welding position required precision of ceding of Taiwan hitching axis is higher, and the ceding of Taiwan articulates inconvenience; General type engine power is passed to the intermediate demand reverse box of straw cutting apparatus, and drive mechanism is complicated; The height in engine charge chamber is lower, and incoming air area is less, and the inlet chamber filter screen easily stops up.Application number is " 200710061602.8 ", name is called the Chinese utility application of " multipurpose self-propelled corn harvester ", application number is " 200710055038.9 ", and name is called the Chinese utility application of " full-automatic corn harvesting machine ", all has the problems referred to above.For solving the problems of the technologies described above, need carry out technological improvement to existing maize harvesting machine chassis, improve technical level, dependability and convenience, promote the raising with the mechanized harvest level applied of China's corn harvesting machine.
The utility model content
Technical problem to be solved in the utility model provides the driving chassis that a kind of its travel driving unit adopts hydraulically powered maize harvesting machine, to improve the operation convenience and the dependability of machine.
To achieve these goals, the utility model provides a kind of driving chassis of maize harvesting machine, comprise vehicle frame and be installed in driver's cabin on the described vehicle frame, running gear, drive unit, operating control device, diesel fuel tanks, engine, cooling water tank and inlet chamber, described driver's cabin is arranged on the front portion of described vehicle frame, described operating control device is arranged in the described driver's cabin, described drive unit is connected with described running gear, described operating control device is connected with described drive unit and described running gear respectively, wherein, described drive unit comprises the walking fluid power system, described walking fluid power system comprises hydraulic motor, hydraulic variable displacement pump and hydraulic oil container, described hydraulic oil container is connected in turn with described hydraulic variable displacement pump and described hydraulic motor, described hydraulic variable displacement pump be arranged on the front lower place of described engine and be connected described vehicle frame the middle part cross member below, described hydraulic motor is connected by the gearbox of transition terminal pad with the drive axle of described running gear.
Above-mentioned driving chassis, wherein, described operating control device comprises the hydraulic operation handle, and described hydraulic operation handle is connected with described walking fluid power system, and a side of described hydraulic operation handle is provided with limiting component.
Above-mentioned driving chassis, wherein, described limiting component comprises fixture and gag lever post, and described fixture is installed on the guidance panel of described maneuver control device and the corresponding position of described hydraulic operation handle, and described gag lever post and described fixture are rotatably connected.
Above-mentioned driving chassis, wherein, that described gag lever post comprises is long-armed, galianconism and connecting rod, described long-armed described connecting rod one end that is vertically connected at, described galianconism is vertically connected at the described connecting rod other end, and described connecting rod is connected with described fixture.
Above-mentioned driving chassis wherein, also comprises ceding of Taiwan hitching axis, and described ceding of Taiwan hitching axis is arranged on the front lower place of described vehicle frame.
Above-mentioned driving chassis, wherein, described ceding of Taiwan hitching axis comprises left hitching axis and right hitching axis, described left hitching axis or described right hitching axis are provided with stopping means.
Above-mentioned driving chassis wherein, also comprises the straw cutting apparatus sprung parts, and described straw cutting apparatus sprung parts is arranged on the lower rear of described vehicle frame.
Above-mentioned driving chassis, wherein, described straw cutting apparatus sprung parts comprises left suspended end and right suspended end, the intermediate propeller shaft of straw cutting apparatus articulates with described left suspended end and described right suspended end respectively.
Above-mentioned driving chassis, wherein, described cooling water tank is arranged on described engine left side, and the left side of described cooling water tank is provided with described inlet chamber, and described inlet chamber is higher than described cooling water tank and is monolithic construction.
Above-mentioned driving chassis wherein, also comprises anti-grass cover, and described anti-grass cover is arranged on the top of described engine.
Beneficial functional of the present utility model is: the travel driving unit that the utility model maize harvesting machine drives the chassis adopts hydraulic-driven, has improved the operation convenience and the dependability of machine; Hydraulic variable displacement pump be arranged on the front lower place of engine and be connected vehicle frame middle part cross member below, it is in a basic balance that the power input belt pull and the power of two other intermediate propeller shaft of hydraulic variable displacement pump is imported belt pull, engine mildness; The walking drive axle adopts the drive axle of domestic existing combined harvester, and hydraulic motor links to each other with the gearbox of drive axle by the transition terminal pad, does not need to redesign drive axle, has improved the versatility and the economy of chassis drive axle; Hydraulic variable displacement pump adopts the interlock in parallel of existing homemade variable pump, does not need import, has reduced the manufacturing cost on chassis; Side at the hydraulic operation handle is provided with rotary gag lever post, when working in the field, gag lever post can limit the operating rate of machine in suitable scope, and machine can open gag lever post when travels down, do not limit the swing of hydraulic operation handle, machine can be travelled at a relatively high speed; Two ceding of Taiwan hitching axis, one is provided with stopping means, and another infinite place device has reduced the position accuracy demand of ceding of Taiwan hitching axis welding, and has improved efficient that articulates the ceding of Taiwan and the convenience that articulates; The power of straw cutting apparatus is directly imported through intermediate propeller shaft by engine, and the centre does not need the required reverse box of homemade traditional maize harvesting machine, has simplified drive mechanism; And the intermediate propeller shaft of straw cutting apparatus is articulated in straw cutting apparatus hitch point place, makes the oscillation center of straw cutting apparatus coaxial with the intermediate propeller shaft of straw cutting apparatus, improves the flexibility of rotating; The height in engine charge chamber is increased and is monolithic construction, has increased incoming air area, has reduced inlet chamber filter screen possibility of jamming.
Below in conjunction with the drawings and specific embodiments the utility model is described in detail, but not as to qualification of the present utility model.
Description of drawings
Fig. 1 is the driving chassis structure schematic diagram of maize harvesting machine;
Fig. 2 is the driving chassis vertical view of maize harvesting machine;
Fig. 3 is a driving wheel bridge construction schematic diagram;
Fig. 4 is the hydraulic variable displacement pump scheme of installation;
Fig. 5 is the limiting component installation diagram of hydraulic operation handle;
Fig. 5 a is the top view of Fig. 5;
Fig. 6 is engine charge cavity configuration figure;
Fig. 6 a looks and scheme of installation for the right side of Fig. 6.
Wherein, Reference numeral
1 vehicle frame, 31 driving wheel bridges
2 driver's cabins, 311 driving wheels
3 running gears, 312 drive axles
3121 gearboxes, 62 right suspended end
3122 transition terminal pads, 8 operating control devices
3123 hydraulic motors, 81 hydraulic operation handles
32 steered wheel axle, 82 limiting components
321 deflecting rollers, 821 fixtures
4 drive units, 822 gag lever posts
41 engines 8221 are long-armed
411 power take-offs, 8222 galianconism
42 first intermediate propeller shafts, 8223 connecting rods
43 second intermediate propeller shafts, 83 guidance panels
44 hydraulic variable displacement pumps, 9 inlet chambers
441 belt pulleys, 91 air inlet cavitys
442 belt pulley mount pads, 92 air inlet nets
443 interlock flow-control arms, 01 cooling water tank
5 ceding of Taiwan hitching axis, 02 diesel fuel tanks
51 right hitching axis 03 hydraulic oil containers
52 left hitching axis 04 storage batterys
6 straw cutting apparatus sprung partses, 05 anti-grass cover
61 left suspended end 06 straw cutting apparatuss
Embodiment
Below in conjunction with accompanying drawing structural principle of the present utility model and operation principle are done concrete description:
See also Fig. 1, Fig. 2, Fig. 1 is the vertical view that maize harvesting machine drives the chassis for the structural representation on maize harvesting machine driving chassis, Fig. 2.According to Fig. 1, shown in Figure 2, maize harvesting machine of the present utility model drives the chassis, comprise: vehicle frame 1 and be installed in driver's cabin 2 on the vehicle frame 1, running gear 3, drive unit 4, operating control device 8, diesel fuel tanks 02, engine 41, cooling water tank 01 and inlet chamber 9, described driver's cabin 2 is arranged on the front portion of described vehicle frame 1, described operating control device 8 is arranged in the described driver's cabin 2, described drive unit 4 is connected with described running gear 3, described operating control device 8 is connected with described drive unit 4 and described running gear 3 respectively, wherein, described drive unit 4 comprises the walking fluid power system, described walking fluid power system comprises hydraulic motor 3123, hydraulic variable displacement pump 44 and hydraulic oil container 03 etc., described hydraulic oil container 03 is connected in turn with described hydraulic variable displacement pump 44 and described hydraulic motor 3123, described hydraulic variable displacement pump 44 be arranged on the front lower place of described engine 41 and be connected described vehicle frame 1 the middle part cross member below, the power input belt pull of hydraulic variable displacement pump 44 and two other intermediate propeller shaft i.e. first intermediate propeller shaft 42, the power input belt pull of second intermediate propeller shaft 43 is in a basic balance, and described hydraulic motor 3123 is connected by the gearbox 3121 of transition terminal pad 3122 with the drive axle 312 of described running gear 3.
Described operating control device 8 comprises hydraulic operation handle 81, and described hydraulic operation handle 81 is connected with described fluid power system, and a side of described hydraulic operation handle 81 is provided with limiting component 82.
Referring to Fig. 5 and Fig. 5 a, Fig. 5 is the limiting component installation diagram of hydraulic operation handle; Fig. 5 a is the top view of Fig. 5, described limiting component 82 comprises fixture 821 and gag lever post 822, described fixture 821 is installed on the guidance panel 83 of described maneuver control device 8 and described hydraulic operation handle 81 corresponding positions, and described gag lever post 822 is rotatably connected with described fixture 821.
That described gag lever post 822 comprises is long-armed 8221, galianconism 8222 and connecting rod 8223, described long-armed 8221 are vertically connected at described connecting rod 8,223 one ends, described galianconism 8222 is vertically connected at described connecting rod 8223 other ends, and described connecting rod 8223 is connected with described fixture 821.
Also comprise ceding of Taiwan hitching axis 5, described ceding of Taiwan hitching axis 5 is arranged on the front lower place of described vehicle frame 1.
Described ceding of Taiwan hitching axis 5 comprises left hitching axis 51 and right hitching axis 52, and described left hitching axis 51 or described right hitching axis 52 are provided with stopping means.In the present embodiment, right hitching axis 51 is provided with stopping means, left hitching axis 52 infinite place devices.Reduce the welding position required precision of ceding of Taiwan hitching axis 5, and improved efficient that articulates the ceding of Taiwan and the convenience that articulates.
As shown in Figure 1 and Figure 2, also comprise straw cutting apparatus sprung parts 6, described straw cutting apparatus sprung parts 6 is arranged on the lower rear of described vehicle frame 1.
Described straw cutting apparatus sprung parts 6 comprises left suspended end 61 and right suspended end 62, the intermediate propeller shaft of straw cutting apparatus articulates with described left suspended end 61 and described right suspended end 62 respectively, makes the oscillation center of straw cutting apparatus coaxial with the intermediate propeller shaft of straw cutting apparatus.
Referring to Fig. 6 and Fig. 6 a, Fig. 6 is the inlet chamber structure chart, and Fig. 6 a is left view and the scheme of installation of Fig. 6.Described cooling water tank 01 is arranged on described engine 41 left sides, the left side of described cooling water tank 01 is provided with described inlet chamber 9, the height of described inlet chamber 9 is increased, be higher than described cooling water tank 01 and be monolithic construction, described inlet chamber 9 comprises air inlet cavity 91 and air inlet net 92, described air inlet net 92 can be structures such as rectangle or rhombus, ellipse, present embodiment is illustrated as rectangular configuration, after the height of inlet chamber 9 increases, can increase a plurality of air inlet nets 92 are set, increase incoming air area, reduced the air inlet screen possibility of jamming of inlet chamber 9.
As shown in Figure 1, also comprise anti-grass cover 05, described anti-grass cover 05 is arranged on the top of described engine 41, prevents from that the broken end of maize straw or weeds, dust etc. from flying upward into engine 41 to cause mechanical disorder.
As shown in Figure 1, running gear 3 comprises driving wheel bridge 31 and the steered wheel axle 32 that is installed in vehicle frame 1 bottom, driving wheel bridge 31 is positioned at the place ahead of steered wheel axle 32, steered wheel axle 32 comprises two deflecting rollers 321 and a steeraxle (figure does not show) that links together, as shown in Figure 3, Fig. 3 is a driving wheel bridge construction schematic diagram, drives to wheel bridge 31 to comprise two driving wheels 311, a drive axle 312 that links together, and drive axle 312 comprises a gearbox 3121, transition terminal pad 3122 and hydraulic motor 3123.
As Fig. 1, shown in Figure 2, drive unit 4 comprises engine 41, first intermediate propeller shaft 42, second intermediate propeller shaft 43 and hydraulic variable displacement pump 44, engine is arranged on the middle part of vehicle frame 1, the power take-off 411 of engine 41 is arranged on the right side of machine, first intermediate propeller shaft 42 is arranged on the rear side of engine 41 and is connected on the vehicle frame 1, second intermediate propeller shaft 43 is arranged on the front side of engine 41 and is connected on the vehicle frame 1, hydraulic variable displacement pump 44 be arranged on the front lower place of engine 41 and connect be arranged on vehicle frame 1 middle part cross member below, engine 41 is passed to first intermediate propeller shaft 42 by belt with power respectively, second intermediate propeller shaft 43 and hydraulic variable displacement pump 44, first intermediate propeller shaft 42 directly drives straw cutting apparatus 06 by belt, second intermediate propeller shaft 43 is by belt drives maize harvesting machine workpiece, hydraulic variable displacement pump 44 by oil pipe with high pressure liquid Pressure oil feeder hydraulic motor 3123, two driving wheels 311 that hydraulic motor 3123 drives driving wheel bridge 31 rotate, and realize that machine is at ground running.
As shown in Figure 4, Fig. 4 is the hydraulic variable displacement pump scheme of installation, is connected with belt pulley 441, belt pulley mount pad 442 and interlock flow-control arm 443 with hydraulic variable displacement pump 44.
As shown in Figure 1, be provided with operating control device 8 in driver's cabin 2, operating control device 8 comprises steering wheel, hydraulic operation handle 81, work clutch handle, oil cylinder control crank, foot brake, hand brake, foot throttle, hand throttle and electric-control system etc.; As shown in Figure 5, limiting component 82 when a side of hydraulic operation handle 81 is provided with field work, when working in the field, limiting component 82 can limit the operating rate of machine in suitable scope, machine can open gag lever post 822 when travels down, do not limit the swing of hydraulic operation handle 81, machine can be travelled at a relatively high speed.Limiting component 822 comprises fixture 821 and gag lever post 822, and gag lever post 822 can rotate, and the machine gag lever post 822 that can overturn when travels down does not limit the swing of hydraulic operation handle 81.Gag lever post 822 is by long-armed 8221 in the present embodiment, galianconism 8222 and connecting rod 8223 are formed, long-armed 8221 with galianconism 8222 respectively with 8223 vertical connections of connecting rod, connecting rod 8223 is rotatably connected with fixture 821, fixture 821 is a cylinder adaptive with connecting rod 8223 in the present embodiment, can also be one or two annulus adaptive with fixture 821, be arranged on the connecting rod middle part when being an annulus, be separately positioned on when being 2 near the two ends of connecting rod 8223, it perhaps is one or two clasp, can be arranged on connecting rod 8223 middle parts in the time of one, be provided with near the both ends of connecting rod 8223 in the time of two respectively, in a word, as long as can realize the fixture form of the rotation of gag lever post 822 all can, gag lever post is positioned at position shown in Figure 5 when work, extreme position with the restriction control crank, reach the speed of control control hydraulic system, the speed of travel is too fast when avoiding work, when road transport, gag lever post Rotate 180 degree can be positioned on the guidance panel 83, at this moment, hydraulic operation handle 82 can be passed to extreme position smoothly, so that maize harvesting machine travels with fast speed.
In addition, the utility model also can be provided with top-blown blower fan (figure does not show) on the ceiling in the driver's cabin 2.
In sum, the utility model maize harvesting machine driving chassis has following characteristics:
1, travel driving unit adopts hydraulic-driven, hydraulic variable displacement pump be arranged on the front lower place of engine and be connected vehicle frame middle part cross member below, the power input belt pull of the power input belt pull of hydraulic variable displacement pump and two other intermediate propeller shaft is in a basic balance, engine mildness.
2, the walking drive axle adopts the drive axle of domestic existing combined harvester, and hydraulic motor links to each other with the gearbox of drive axle by the transition terminal pad, does not need to redesign drive axle, has improved the versatility and the economy of chassis drive axle.
3, hydraulic variable displacement pump adopts the interlock in parallel of existing homemade variable pump, does not need import, has reduced the manufacturing cost on chassis.
4, the side at the hydraulic operation handle is provided with rotary gag lever post, when working in the field, gag lever post can limit the operating rate of machine in suitable scope, machine can open gag lever post when travels down, do not limit the swing of hydraulic operation handle, machine can be travelled at a relatively high speed.
5, after running gear adopts hydraulic-driven, improve the operation convenience and the dependability of machine.
6, two ceding of Taiwan hitching axis, one is provided with stopping means, and another infinite place device has reduced the position accuracy demand of ceding of Taiwan hitching axis welding, and has improved efficient that articulates the ceding of Taiwan and the convenience that articulates.
7, the power of straw cutting apparatus is directly imported through intermediate propeller shaft by engine, and the centre does not need the required reverse box of homemade traditional maize harvesting machine, has simplified drive mechanism; And the intermediate propeller shaft of straw cutting apparatus is articulated in straw cutting apparatus hitch point place, makes the oscillation center of straw cutting apparatus coaxial with the intermediate propeller shaft of straw cutting apparatus, has increased the machine traveling comfort.
8, the height in engine charge chamber is increased and is monolithic construction, has increased incoming air area, has reduced inlet chamber filter screen possibility of jamming.
Certainly; the utility model also can have other various embodiments; under the situation that does not deviate from the utility model spirit and essence thereof; those of ordinary skill in the art work as can make various corresponding changes and distortion according to the utility model, but these corresponding changes and distortion all should belong to the protection domain of the appended claim of the utility model.
Claims (10)
1. the driving chassis of a maize harvesting machine, comprise vehicle frame and be installed in driver's cabin on the described vehicle frame, running gear, drive unit, operating control device, diesel fuel tanks, engine, cooling water tank and inlet chamber, described driver's cabin is arranged on the front portion of described vehicle frame, described operating control device is arranged in the described driver's cabin, described drive unit is connected with described running gear, described operating control device is connected with described drive unit and described running gear respectively, it is characterized in that, described drive unit comprises the walking fluid power system, described walking fluid power system comprises hydraulic motor, hydraulic variable displacement pump and hydraulic oil container, described hydraulic oil container is connected in turn with described hydraulic variable displacement pump and described hydraulic motor, described hydraulic variable displacement pump be arranged on the front lower place of described engine and be connected described vehicle frame the middle part cross member below, described hydraulic motor is connected by the gearbox of transition terminal pad with the drive axle of described running gear.
2. driving as claimed in claim 1 chassis is characterized in that described operating control device comprises the hydraulic operation handle, and described hydraulic operation handle is connected with described walking fluid power system, and a side of described hydraulic operation handle is provided with limiting component.
3. driving as claimed in claim 2 chassis, it is characterized in that, described limiting component comprises fixture and gag lever post, and described fixture is installed on the guidance panel of described maneuver control device and the corresponding position of described hydraulic operation handle, and described gag lever post and described fixture are rotatably connected.
4. driving as claimed in claim 3 chassis, it is characterized in that that described gag lever post comprises is long-armed, galianconism and connecting rod, described long-armed described connecting rod one end that is vertically connected at, described galianconism is vertically connected at the described connecting rod other end, and described connecting rod is connected with described fixture.
5. driving as claimed in claim 1 chassis is characterized in that, also comprises ceding of Taiwan hitching axis, and described ceding of Taiwan hitching axis is arranged on the front lower place of described vehicle frame.
6. driving as claimed in claim 5 chassis is characterized in that, described ceding of Taiwan hitching axis comprises left hitching axis and right hitching axis, and described left hitching axis or described right hitching axis are provided with stopping means.
7. as claim 1,2,3,4,5 or 6 described driving chassis, it is characterized in that also comprise the straw cutting apparatus sprung parts, described straw cutting apparatus sprung parts is arranged on the lower rear of described vehicle frame.
8. driving as claimed in claim 7 chassis is characterized in that, described straw cutting apparatus sprung parts comprises left suspended end and right suspended end, and the intermediate propeller shaft of straw cutting apparatus articulates with described left suspended end and described right suspended end respectively.
9. as claim 1,2,3,4,5,6 or 8 described driving chassis, it is characterized in that, described cooling water tank is arranged on described engine left side, and the left side of described cooling water tank is provided with described inlet chamber, and described inlet chamber is higher than described cooling water tank and is monolithic construction.
10. as claim 1,2,3,4,5 or 6 described driving chassis, it is characterized in that also comprise anti-grass cover, described anti-grass cover is arranged on the top of described engine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200920247148 CN201640001U (en) | 2009-11-19 | 2009-11-19 | Driving chassis of corn harvester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200920247148 CN201640001U (en) | 2009-11-19 | 2009-11-19 | Driving chassis of corn harvester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201640001U true CN201640001U (en) | 2010-11-24 |
Family
ID=43105165
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200920247148 Expired - Fee Related CN201640001U (en) | 2009-11-19 | 2009-11-19 | Driving chassis of corn harvester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201640001U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102550220A (en) * | 2011-10-12 | 2012-07-11 | 石河子贵航农机装备有限责任公司 | Front-rear axle balance adjusting mechanism for locomotive |
| CN105940868A (en) * | 2016-05-09 | 2016-09-21 | 湖州职业技术学院 | Longitudinal axis flow harvester chassis structure |
| CN107396682A (en) * | 2012-02-01 | 2017-11-28 | 株式会社久保田 | Extract cropper |
| CN109964622A (en) * | 2013-08-07 | 2019-07-05 | 株式会社久保田 | Combine harvester and harvester |
-
2009
- 2009-11-19 CN CN 200920247148 patent/CN201640001U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102550220A (en) * | 2011-10-12 | 2012-07-11 | 石河子贵航农机装备有限责任公司 | Front-rear axle balance adjusting mechanism for locomotive |
| CN102550220B (en) * | 2011-10-12 | 2013-08-28 | 石河子贵航农机装备有限责任公司 | Front-rear axle balance adjusting mechanism for locomotive |
| CN107396682A (en) * | 2012-02-01 | 2017-11-28 | 株式会社久保田 | Extract cropper |
| CN109964622A (en) * | 2013-08-07 | 2019-07-05 | 株式会社久保田 | Combine harvester and harvester |
| CN105940868A (en) * | 2016-05-09 | 2016-09-21 | 湖州职业技术学院 | Longitudinal axis flow harvester chassis structure |
| CN105940868B (en) * | 2016-05-09 | 2019-04-12 | 湖州职业技术学院 | A kind of chassis structure of longitudinal axial flow harvester |
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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: 20101124 Termination date: 20161119 |
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| CF01 | Termination of patent right due to non-payment of annual fee |