CN102334408B - Gap bridge transportation device and straw harvesting machine comprising same - Google Patents
Gap bridge transportation device and straw harvesting machine comprising same Download PDFInfo
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- CN102334408B CN102334408B CN 201010233946 CN201010233946A CN102334408B CN 102334408 B CN102334408 B CN 102334408B CN 201010233946 CN201010233946 CN 201010233946 CN 201010233946 A CN201010233946 A CN 201010233946A CN 102334408 B CN102334408 B CN 102334408B
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Abstract
The invention discloses a gap bridge transportation device and a straw harvesting machine comprising the same. The gap bridge transportation device is applied to the straw harvesting machine and used for transporting straws and comprises a frame, a first-stage input roller, a second-stage input roller, a transition transmission shaft, a third-stage input shaft and a power transmission mechanism, wherein the frame is successively provided with a first group of mounting holes, a second group of mounting holes and a third group of mounting holes along the transportation direction of the straws; the first-stage input roller is arranged on the frame in a floating way and corresponds to the first group of mounting holes; the second-stage input roller is arranged on the frame, corresponds to the second group of mounting holes and is connected with the first-stage input roller; the transition transmission shaft is arranged on the frame and connected with the second-stage input roller; the third-stage input shaft is arranged on the frame and corresponds to the third group of mounting holes; and the power transmission mechanism drives the first-stage input shaft, the second-stage input shaft, the transition transmission shaft and the third-stage input shaft to rotate around respective axes. By using the gap bridge transportation device, disorderly materials are tidied into continuous and compact material blocks which are transported to a chopper, thus the possibility of piling and blocking of the material is reduced, and the overall operation of the machine is stable.
Description
Technical field
The present invention relates to a kind of agricultural harvesters, specifically, relate to a kind of conveying plant and comprise the stalk harvester of this conveying plant.
Background technology
Agricultural crop straw more and more obtains paying attention to as a kind of renewable resources, is widely used in direct combustion power generation, papermaking, makes the industry such as plate.In order to recycle stalk, can adopt maize stalk harvester that stalk is processed processing, yet maize stalk harvester is only suitable for gathering in the crops the long and soft crop of stalk stem, is not suitable for gathering in such as the short hard crop of the stalk stem of cotton stalk and stunted brushwood stalk and so on.Therefore, in order to satisfy the short demand of hard crop harvesting of stalk stem, cotton stalk combine-harvester just arises at the historic moment.
Existing cotton stalk cutter, be the disclosed self-propelled cotton stalk combine-harvester of Chinese utility model patent of " ZL200820078925.8 " just like the patent No., it comprises the engine that is installed on the self-propelled chassis, header, carry and pass a bridge, feeding unit, shredding mechanism, throwing device, the cotton stalk case, header connects feeding unit through carrying to pass a bridge, the outlet of feeding unit connects the entrance of shredding mechanism, the outlet of shredding mechanism connects the cotton stalk case by throwing device, on the cotton stalk box body hydraulic pressure turn-over device is installed, engine respectively with header, carry and pass a bridge, feeding unit, shredding mechanism, throwing device is connected with hydraulic pressure turn-over device power.The grain header compact conformation of this kind structure, can once finish the harvesting of cotton stalk, carry, chopping, throw, the vanning discharging, but, because what it carried the gap bridge employing is traditional conveyer, traditional conveyer construction, be the disclosed self-propelling cotton material of the Chinese utility model patent harvester conveyer of " ZL200620023590.0 " such as the patent No., it is clamping plate, chain and sprocket wheel, on the chain and be with roller and pawl to consist of, adopt the conveyer of this kind structure, when carrying the process that cotton stalk is carried from cutting table auger toward feeding unit of passing a bridge, cause easily the accumulation of cotton stalk to stop up, affect the normal operation of grain header, also have, the structural strength of traditional conveyer is also lower, and chain ruptures easily in the course of the work, thereby causes the complete machine service behaviour unstable.
In view of this, be necessary in fact to redesign carrying to pass a bridge, to improve the job stability of cotton stalk cutter.
Summary of the invention
Technical problem to be solved of the present invention is the deficiency that exists for the conveyer that uses on the existing cotton stalk harvester, and a kind of gap bridge transportation device is provided, and intensive material piece flows to chopper to be organized into mixed and disorderly unordered material continuously.
To achieve these goals, gap bridge transportation device provided by the invention is used for carrying stalk on the stalk harvester, comprises frame, and it is along being provided with in turn first group of installing hole, second group of installing hole and the 3rd group of installing hole on the throughput direction of stalk; First order input roller is arranged on this frame corresponding to this first group of installing hole is unsteady; Second level input roller be arranged on this frame corresponding to this second group of installing hole is unsteady, and this second level input roller links to each other with this first order input roller; The transition power transmission shaft is arranged on this frame, and is connected with this second level input roller; Third level input roller is arranged on this frame corresponding to the 3rd group of installing hole; And power transmission mechanism, it drives this first order input roller, second level input roller, transition power transmission shaft, third level input roller and rotates around axle center separately respectively.
Above-mentioned gap bridge transportation device, wherein, this first group of installing hole, second group of installing hole are arc-shaped slot.
Above-mentioned gap bridge transportation device, wherein, link to each other by rocker between this first order input roller, this second level input roller and this transition power transmission shaft three, an end of this rocker is set in that rotate in the axle center around this transition power transmission shaft on this transition power transmission shaft, the middle part is set on this second level input roller, the other end is set on this first order input roller.
Above-mentioned gap bridge transportation device, wherein, this rocker comprises pivoted arm, swing arm and contiguous block, an end of this pivoted arm is set on this transition power transmission shaft around the axle center of this transition power transmission shaft and rotates, the middle part is set on this second level input roller, the other end has connecting hole; One end of this swing arm is set on this first order input roller, the other end also has connecting hole; This contiguous block one end is connected to the connecting hole position of this pivoted arm, the connecting hole position that the other end is connected to this swing arm.
Above-mentioned gap bridge transportation device, wherein, this swing arm is set on the end of this first order input roller and is linked with extension spring.
Above-mentioned gap bridge transportation device, wherein, the upper cover plate that this frame comprises base plate, is separately positioned on the side plate at these two ends, base plate left and right sides and is arranged on this side plate upper end, this base plate, side plate and upper cover plate interconnect the composition cavity structure, this first group of installing hole, second group of installing hole and the 3rd group of installing hole are arranged on this side plate, this side plate of throughput direction along stalk diminishes gradually, also is provided with positioning seat on this side plate.
Above-mentioned gap bridge transportation device, wherein, also being provided with around the integral body of this frame one circle corresponding to the input port end of stalk on this frame is the adpting flange of the shape of the mouth as one speaks, this adpting flange comprises the upper connecting cross beam that is fixedly connected with this upper cover plate, the lower connecting cross beam that is fixedly connected with this base plate, and the side connecting cross beam that is fixedly connected with two these side plates respectively, connecting cross beam, lower connecting cross beam and side connecting cross beam are all the weldment that is made of angle steel, channel-section steel and reinforcement on this.
Above-mentioned gap bridge transportation device, wherein, this first order input roller, second level input roller, third level input roller all comprise drum shaft, bored roll and former, the inwall of this bored roll and the outer rim of this former are connected, the inner edge of this former and this drum shaft are connected, and also are provided with axial tooth plate on the excircle of this bored roll.
Above-mentioned gap bridge transportation device, wherein, this power transmission mechanism is the chain transmission that comprises sprocket wheel, chain, this chaindriven sprocket wheel is set on this drum shaft, is set in wherein to be provided with breaker bolt on the sprocket wheel on this third level input roller.
Above-mentioned gap bridge transportation device, wherein, the two ends, the left and right sides of the drum shaft of this third level input roller also are provided with the pivoted housing that is connected for the chopper of this stalk harvester, and the drum shaft of this third level input roller is driven around this pivoted housing by a drive unit and rotates.
Further, the present invention also provides a kind of stalk harvester, comprises gap bridge transportation device, and this gap bridge transportation device comprises frame, and it is along being provided with in turn first group of installing hole, second group of installing hole and the 3rd group of installing hole on the throughput direction of stalk; First order input roller is arranged on this frame corresponding to this first group of installing hole is unsteady; Second level input roller be arranged on this frame corresponding to this second group of installing hole is unsteady, and this second level input roller links to each other with this first order input roller; The transition power transmission shaft is arranged on this frame, and is connected with this second level input roller; Third level input roller is arranged on this frame corresponding to the 3rd group of installing hole; And power transmission mechanism, it drives this first order input roller, second level input roller, transition power transmission shaft, third level input roller and rotates around axle center separately respectively.
Beneficial functional of the present invention is, adopt three grades of continuous input rollers, and first order input roller and second level input roller are in unsteady duty, and closely knit material piece flows to chopper thereby can be organized into mixed and disorderly unordered material continuously, has reduced the possibility that solid accumulation stops up; And the structural strength of input roller is relatively high by the conveyer construction intensity that chain band roller and pawl consist of, the complete machine working stability.
Describe the present invention below in conjunction with the drawings and specific embodiments, but not as a limitation of the invention.
Description of drawings
Fig. 1 is the end view of gap bridge transportation device of the present invention;
Fig. 2 is the expanded view of gap bridge transportation device of the present invention;
Fig. 3 is the frame side view;
Fig. 4 is frame plan (removing upper cover plate);
Fig. 5 is the structure chart of first order input roller;
Fig. 6 is the structure chart of second level input roller;
Fig. 7 is the structure chart of transition power transmission shaft;
Fig. 8 is the structure chart of third level input roller.
Wherein, Reference numeral
The 200-gap bridge transportation device
The 210-frame
The 211-base plate
The 212-side plate
The 213-side plate
The 2131-arc-shaped slot
The 2132-arc-shaped slot
2133-straight line slotted eye
2134-power transmission shaft installing hole
The 2315-positioning seat
The 214-upper cover plate
215-side wall support part
220-first order input roller
The 221-bored roll
The 222-drum shaft
The 223-former
The 224-bearing block
The axial tooth plate of 227-
230-second level input roller
The 231-bored roll
The 232-drum shaft
The 233-former
The 234-bearing block
The axial tooth plate of 227-
240-transition power transmission shaft
The 241-power transmission shaft
The 242-bearing block
250-third level input roller
The 251-bored roll
The 252-drum shaft
The 253-former
The 254-bearing block
The 255-pivoted housing
256-connects wheel hub
The axial tooth plate of 227-
The 260-power transmission mechanism
261,262,263,264,265,266-sprocket wheel
267,268-regulating wheel
The 270-rocker
The 271-pivoted arm
The 272-swing arm
The 273-contiguous block
280-pretension mechanism
281-extension spring pull bar
282-extension spring bearing
The 283-extension spring
The 290-adpting flange
The upper connecting cross beam of 291-
Connecting cross beam under the 292-
293-side connecting cross beam
Embodiment
Below in conjunction with the drawings and specific embodiments technical solution of the present invention being described in detail, further understanding purpose of the present invention, scheme and effect, but is not the restriction as claims protection domain of the present invention.
Stalk harvester of the present invention is mainly used in gathering in the crops the stalk such as cotton and stunted brushwood and so on crop, because the stalk stem of such crop is short hard, therefore, such crop also cries hard crown class crop usually.Stalk harvester of the present invention and the patent No. are that the general structure of the disclosed self-propelled cotton stalk combine-harvester of Chinese utility model patent of " ZL200820078925.8 " is identical, difference is, it has adopted a kind of brand-new gap bridge transportation device, below just gap bridge transportation device is described in detail.
As shown in Figures 1 and 2, gap bridge transportation device 200 of the present invention, be used for carrying stalk on the stalk harvester, comprise frame 210, be installed in first order input roller 220, second level input roller 230, transition power transmission shaft 240 and third level input roller 250 on the frame 210, and drive the power transmission mechanism 260 that this first order input roller 220, second level input roller 230 transition power transmission shafts 240 and third level input roller 250 rotate around axle center separately respectively.In the present embodiment, power transmission mechanism 260 is common chain transmission.
In conjunction with consulting Fig. 3, Fig. 4, frame 210 comprises base plate 211, is separately positioned on the side plate 212 at two ends, base plate 211 left and right sides, 213 and the upper cover plate 214 that is arranged on side plate 212,213 upper ends, and base plate 211, side plate 212,213 and upper cover plate 214 interconnect the composition cavity structure.Along the throughput direction of stalk, side plate 212,213 diminishes gradually, and middle gradual change is excessively smooth, so that cavity is interior without the dead angle.
For the input roller group is installed, correspondence is provided with a plurality of installing holes on the side plate 212,213, because biside plate has symmetrical structure, therefore, below only one of them side plate is described in detail.
On the side plate 213 along the throughput direction of stalk, be provided with in turn the first installing hole 2131, the second installing hole 2132, power transmission shaft installing hole 214 and the 3rd installing hole 2133, wherein, this first installing hole 2131 is used for installing first order input roller 220, the second installing hole 2132 is used for installing second level input roller 230, power transmission shaft installing hole 214 is used for installing transition power transmission shaft 240, the three installing holes 2133 and is used for installing third level input roller 250.Preferably, the first installing hole 2131 is arc-shaped slot, is arranged on the frame 210 with convenient first order input roller 210 is floated corresponding to first group of installing hole (the first symmetrical installing hole forms first group of installing hole on two side plates); The second installing hole 2132 also is arc-shaped slot, is arranged on the frame 210 with convenient second level input roller 220 is floated corresponding to second group of installing hole (the second symmetrical installing hole forms second group of installing hole on two side plates); The 3rd installing hole 2133 is the straight line slotted eye, with convenient third level input roller 250 is fixedly installed on the frame 210 corresponding to the 3rd group of installing hole (the 3rd symmetrical installing hole on two side plates forms the 3rd group of installing hole).And biside plate can also link to each other by side wall support part 215, to increase the rigidity of whole frame.
Consult Fig. 5, first order input roller 220 comprises drum shaft 222, bored roll 221 and former 223.The outer rim of the inwall of bored roll 221 and former 223 is connected, and the inner edge of former 223 and drum shaft 222 are connected, to consist of the cylinder soldering member.The two ends of drum shaft 222 are installed in the first installing hole 2131 positions on the side plate 212,213 by bearing block 224, and, on one end of drum shaft 222 sprocket wheel 264 is installed also, when rotating under the drive of sprocket wheel 264 at chain-drive mechanism, rotate driving in the bearing of drum shaft 222 in bearing block 224.In order to increase the crawl carrying capacity to material, 8 axial tooth plates 227 of uniform welding on the excircle of bored roll, certainly, axial tooth lath number herein is not limited to 8.
Consult Fig. 6, second level input roller 230 comprises drum shaft 232, bored roll 231 and former 233.The outer rim of the inwall of bored roll 231 and former 233 is connected, and the inner edge of former 233 and drum shaft 232 are connected, to consist of the cylinder soldering member.The two ends of drum shaft 232 are installed in side plate 212, the second installing hole 2132 positions of 213 by bearing block 234, and, also be separately installed with sprocket wheel 265,266 on the two ends of drum shaft 232, when sprocket wheel 265,266 rotation, rotate driving in the bearing of drum shaft 232 in bearing block 234.In order to increase the crawl carrying capacity to material, 8 axial tooth plates 237 of uniform welding on the excircle of bored roll 231, certainly, axial tooth lath number herein is not limited to 8.
Consult Fig. 7, transition power transmission shaft 240 comprises power transmission shaft 241 and bearing block 242, and the two ends of power transmission shaft 241 are installed in side plate 212,213 power transmission shaft installing hole 2134 positions by bearing block 242, and the two ends of power transmission shaft 241 also are respectively arranged with sprocket wheel 263.
Consult Fig. 8, third level input roller 250 comprises drum shaft 252, bored roll 251 and former 253.The outer rim of the inwall of bored roll 251 and former 253 is connected, and the inner edge of former 253 and drum shaft 252 are connected, to consist of the cylinder soldering member.The two ends of drum shaft 252 are installed in the 3rd installing hole 2133 positions on the side plate 212,213 by bearing block 254.And the two ends, the left and right sides of drum shaft 252 also are provided with the pivoted housing 255 that is connected for the chopper (chopper is not shown) of stalk harvester, and like this, drum shaft 252 drives the cover 255 that rotates by a drive unit (not shown) and rotates.The two ends, the left and right sides of drum shaft 252 also are respectively arranged with sprocket wheel 261,262, in order to prevent overload and the various impact of moment load, breaker bolt 2621 are installed on the sprocket wheel 262, to protect drum shaft 252 not to be subjected to excessive load and to be out of shape.Breaker bolt 2621 is mounted between sprocket hub 256 and the sprocket wheel 262, sprocket hub 256 and drum shaft 252 adopt keys to be connected and with sprocket wheel 262 be by breaker bolt 2621 transmitting torques.Sprocket hub 256 and sprocket wheel 262 are all through Overheating Treatment, even breaker bolt 2621 is cut off, its installing hole has enough Strength retention apertures not change.
Further consult Fig. 1 and in conjunction with Fig. 2, link to each other by rocker 270 between first order input roller 220, second level input roller 230 and transition power transmission shaft 240 threes.This rocker 270 comprises pivoted arm 271, swing arm 272 and contiguous block 273, and an end of pivoted arm 271 is set on the power transmission shaft 241 of transition power transmission shaft 240 on the drum shaft 232 that rotate in the axle center, the middle part is set in second level input roller 230 of this power transmission shaft, the other end of pivoted arm 271 has connecting hole; One end of swing arm 272 is set on the drum shaft 222 of first order input roller 220, the other end of swing arm 272 also has connecting hole; Connecting hole position, the other end that contiguous block 273 1 ends are connected to pivoted arm 271 is connected to the connecting hole position of swing arm 272, is rigidly connected into as a whole to guarantee first order input roller 220 and second level input roller 230.Certainly, herein swing frame structure is not limited to this.
Transition power transmission shaft 240 is power transmission shafts that increase between the second level and the 3rd utmost point input roller, and effect is to change power transfer path; And it provides a pivoting support for rocker 270, can strengthen the rigidity of whole frame 210.In conjunction with consulting Fig. 7, bearing block 242 and the sidewall 212,213 of transition power transmission shaft 240 are connected and fixed, and an end of pivoted arm 271 is installed in bearing block 242 outsides, thereby, pivoted arm 271 can be walked around this power transmission shaft 241 and rotate, and sprocket wheel 263 is installed in the outside of pivoted arm 271.
First order input roller 220 and second level input roller 230 are respectively by the swing arm 272 that is arranged on sidewall 212,213 both sides, pivoted arm 271 axial location.By such setting, first order input roller 220, second level input roller 230 can rotate around middle transition axle 240, forwarding extreme lower position to then is (also to have positioning seat on the sidewall 212 by the positioning seat 2135 that is welded on the sidewall 213, just not shown) restriction, also have, owing to offered arc-shaped slot 2131,2132 on the sidewall, first order input roller 220, second level input roller 230 can be done pendular movement.
Further, swing arm 272 is set on the end of first order input roller 220 and is connected with pretension mechanism 280, this pretension mechanism 280 comprises extension spring pull bar 281, extension spring bearing 282 and extension spring 283, be welded with an extension spring hangers in the swing arm 272, extension spring bearing 282 is welded on the sidewall 212,213, extension spring 283 is arranged between extension spring hangers and the extension spring bearing 282 by extension spring pull bar 281, apply certain pretension for first order input roller 220, second level input roller 230, more stable during whole device busy like this.
Also have, for gap bridge transportation device 200 is used for stalk harvester, on this frame 210 corresponding to the input port end of stalk, also being provided with around the integral body of this frame one circle is the adpting flange 290 of the shape of the mouth as one speaks, adpting flange 290 comprises the upper connecting cross beam 291 that is fixedly connected with upper cover plate 214, the lower connecting cross beam 292 that is fixedly connected with base plate 211, and the side connecting cross beam 293 that is fixedly connected with side plate 212,213 respectively, connecting cross beam 291, lower connecting cross beam 292 and side connecting cross beam 293 are all the weldment that is made of angle steel, channel-section steel and reinforcement on this.
Above-mentioned power transmission mechanism 260 except comprise sprocket wheel 261,262,263,264,265,266 and chain, also comprise the regulating wheel 267 that is arranged between the sprocket wheel 263,266, and be arranged on the regulating wheel 268 between the sprocket wheel 264,265.
The present invention is when work, because frame is cavity structure, and all cylinders all are installed in this cavity, unordered mixed and disorderly material from the charging aperture input, all be squeezed in the gap of cylinder and base plate, form continuously closely knit material piece and carry in order, after carrying through three grades of input roller relay-types, continuous the sending from third level input roller of material piece.Wherein first order input roller, second level input roller are in unsteady duty, under the pulling force of himself gravity and extension spring, play the effect of compacting material, self-regulation inlet amount.According to the charging situation of material, shred length etc., can regulate the pretension of extension spring.
Certainly; the present invention also can have other various embodiments; in the situation that does not deviate from spirit of the present invention and essence thereof; those of ordinary skill in the art work as can make according to the present invention various corresponding changes and distortion, but these corresponding changes and distortion all should belong to the protection domain of the appended claim of the present invention.
Claims (10)
1. a gap bridge transportation device is used for carrying stalk on the stalk harvester, it is characterized in that, comprises
Frame, it is along being provided with in turn first group of installing hole, second group of installing hole and the 3rd group of installing hole on the throughput direction of stalk;
First order input roller is arranged on this frame corresponding to this first group of installing hole is unsteady;
Second level input roller be arranged on this frame corresponding to this second group of installing hole is unsteady, and this second level input roller links to each other with this first order input roller;
The transition power transmission shaft is arranged on this frame, and is connected with this second level input roller;
Third level input roller is arranged on this frame corresponding to the 3rd group of installing hole; And
Power transmission mechanism, it drives this first order input roller, second level input roller, transition power transmission shaft, third level input roller and rotates around axle center separately respectively;
Wherein, link to each other by rocker between this first order input roller, this second level input roller and this transition power transmission shaft three, an end of this rocker is set in that rotate in the axle center around this transition power transmission shaft on this transition power transmission shaft, the middle part is set on this second level input roller, the other end is set on this first order input roller.
2. gap bridge transportation device according to claim 1 is characterized in that, this first group of installing hole, second group of installing hole are arc-shaped slot.
3. gap bridge transportation device according to claim 1, it is characterized in that, this rocker comprises pivoted arm, swing arm and contiguous block, and an end of this pivoted arm is set on this transition power transmission shaft around the axle center of this transition power transmission shaft and rotates, the middle part is set on this second level input roller, the other end has connecting hole; One end of this swing arm is set on this first order input roller, the other end also has connecting hole; This contiguous block one end is connected to the connecting hole position of this pivoted arm, the connecting hole position that the other end is connected to this swing arm.
4. gap bridge transportation device according to claim 3 is characterized in that, this swing arm is set on the end of this first order input roller and is linked with extension spring.
5. the described gap bridge transportation device of any one in 4 according to claim 1, it is characterized in that, the upper cover plate that this frame comprises base plate, is separately positioned on the side plate at these two ends, base plate left and right sides and is arranged on this side plate upper end, this base plate, side plate and upper cover plate interconnect the composition cavity structure, this first group of installing hole, second group of installing hole and the 3rd group of installing hole are arranged on this side plate, this side plate of throughput direction along stalk diminishes gradually, and also is provided with positioning seat on this side plate.
6. gap bridge transportation device according to claim 5, it is characterized in that, also being provided with around the integral body of this frame one circle corresponding to the input port end of stalk on this frame is the adpting flange of the shape of the mouth as one speaks, this adpting flange comprises the upper connecting cross beam that is fixedly connected with this upper cover plate, the lower connecting cross beam that is fixedly connected with this base plate, and the side connecting cross beam that is fixedly connected with two these side plates respectively, connecting cross beam, lower connecting cross beam and side connecting cross beam are all the weldment that is made of angle steel, channel-section steel and reinforcement on this.
7. gap bridge transportation device according to claim 5, it is characterized in that, this first order input roller, second level input roller, third level input roller all comprise drum shaft, bored roll and former, the inwall of this bored roll and the outer rim of this former are connected, the inner edge of this former and this drum shaft are connected, and also are provided with axial tooth plate on the excircle of this bored roll.
8. gap bridge transportation device according to claim 7, it is characterized in that, this power transmission mechanism is the chain transmission that comprises sprocket wheel, chain, and this chaindriven sprocket wheel is set on this drum shaft, and is set in and wherein is provided with breaker bolt on the sprocket wheel on this third level input roller.
9. gap bridge transportation device according to claim 8, it is characterized in that, the two ends, the left and right sides of the drum shaft of this third level input roller also are provided with the pivoted housing that is connected for the chopper of this stalk harvester, and the drum shaft of this third level input roller is driven around this pivoted housing by a drive unit and rotates.
10. a stalk harvester comprises gap bridge transportation device, it is characterized in that, this gap bridge transportation device comprises
Frame, it is along being provided with in turn first group of installing hole, second group of installing hole and the 3rd group of installing hole on the throughput direction of stalk;
First order input roller is arranged on this frame corresponding to this first group of installing hole is unsteady;
Second level input roller be arranged on this frame corresponding to this second group of installing hole is unsteady, and this second level input roller links to each other with this first order input roller;
The transition power transmission shaft is arranged on this frame, and is connected with this second level input roller;
Third level input roller is arranged on this frame corresponding to the 3rd group of installing hole; And
Power transmission mechanism, it drives this first order input roller, second level input roller, transition power transmission shaft, third level input roller and rotates around axle center separately respectively;
Wherein, link to each other by rocker between this first order input roller, this second level input roller and this transition power transmission shaft three, an end of this rocker is set in that rotate in the axle center around this transition power transmission shaft on this transition power transmission shaft, the middle part is set on this second level input roller, the other end is set on this first order input roller.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010233946 CN102334408B (en) | 2010-07-19 | 2010-07-19 | Gap bridge transportation device and straw harvesting machine comprising same |
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|---|---|---|---|
| CN 201010233946 CN102334408B (en) | 2010-07-19 | 2010-07-19 | Gap bridge transportation device and straw harvesting machine comprising same |
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| CN102334408B true CN102334408B (en) | 2013-05-01 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104322211B (en) * | 2014-10-22 | 2016-04-06 | 内蒙古长明机械股份有限公司 | Silage harvester feeding compaction apparatus |
| CN110012731A (en) * | 2019-04-22 | 2019-07-16 | 山东省农业机械科学研究院 | A kind of cotton stalk conveying device and cotton stalk harvesting machine |
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| CN102334408A (en) | 2012-02-01 |
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