CN217284084U

CN217284084U - Self-propelled caragana microphylla bush stumping harvester

Info

Publication number: CN217284084U
Application number: CN202122105509.0U
Authority: CN
Inventors: 臧智雄; 郝志辉; 仉英齐; 董志强; 马文亮; 冯剑; 王晓磊; 张树园; 鲍晓燕; 王万光; 王小禹; 布库; 李大伟; 陈圣河; 李永胜; 包福成; 张科; 王建国; 万其号
Original assignee: Inner Mongolia Yiji Group North Industrial Co ltd
Current assignee: Inner Mongolia Yiji Group North Industrial Co ltd
Priority date: 2021-09-02
Filing date: 2021-09-02
Publication date: 2022-08-26
Anticipated expiration: 2031-09-02

Abstract

The utility model relates to a self-propelled caragana korshinskii bush stumping harvester, which comprises a header assembly, a roller cutting device, a fan assembly, a material conveying cylinder assembly, a material collecting box assembly and a frame assembly; the header assembly is fixedly connected with the roller cutting device, a discharge port at the rear part of the header assembly is in butt joint with a feed port of the roller cutting device, the roller cutting device is fixed at the front end of the frame assembly, the fan assembly is fixedly arranged on the frame assembly, a feed port at the lower part of the fan assembly is in butt joint with a discharge port of the roller cutting device, the material conveying cylinder assembly is fixedly connected with the upper part of the fan assembly, a discharge port of the fan assembly is in butt joint with a feed port of the material conveying cylinder assembly, the material collecting box is arranged at the rear part of the frame assembly, and a discharge port of the material conveying cylinder assembly is positioned above the material collecting box. The utility model discloses realize the stumping of caragana korshinskii bush, reap, smash and collect, can replace the human labor, improve caragana korshinskii bush high efficiency results.

Description

Self-propelled caragana microphylla bush stumping harvester

Technical Field

The utility model belongs to the technical field of forestry machinery, concretely relates to self-propelled caragana microphylla bush stumping harvester.

Background

Caragana microphylla belonging to genus Caragana of family Leguminosae, genus Caragana, also called Caragana microphylla, is a plant for feeding large shrubs belonging to genus Caragana of family Leguminosae. Mainly planted in northwest, northeast and west China for water and soil conservation and sand fixation forestation. Belongs to excellent sand-fixing and greening barren hill plants and a good forage grass feed.

According to the biological characteristic level planting agricultural requirements of the caragana bush, 1 stumping operation is carried out on the caragana bush every 3 to 5 years, and the caragana bush can grow better. At present, the stubble leveling harvesting of caragana microphylla shrubs mainly depends on manual or semi-manual harvesting, and the automatic harvesting is only realized by using the existing ensiling harvester to perform mechanical harvesting, so that the stubble leveling harvesting efficiency is low, the stubble leveling quality is poor, and the failure rate of mechanical equipment is high.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a self-propelled caragana korshinskii bush stumping harvester solves the poor technical problem of caragana korshinskii stubble quality, realizes caragana korshinskii bush stumping, reaps, smashes, collects, can replace the human labor, improves caragana korshinskii bush high efficiency results, saves working time, reduces and reaps the cost.

The technical scheme of the utility model is that the self-propelled caragana bush stumping harvester comprises a header assembly 1, a roller cutting device 2, a fan assembly 3, a material conveying cylinder assembly 4, a material collecting box assembly 5 and a frame assembly 6;

the header assembly 1 is fixedly connected with the roller cutting device 2, a discharge port at the rear part of the header assembly 1 is butted with a feed port of the roller cutting device 2, the roller cutting device 2 is fixed at the front end of the frame assembly 6, the fan assembly 3 is fixedly arranged on the frame assembly 6, a lower feed port of the fan assembly 3 is butted with a discharge port of the roller cutting device 2, the material conveying cylinder assembly 4 is fixedly connected with the upper part of the fan assembly 3, a discharge port of the fan assembly 3 is butted with a feed port of the material conveying cylinder assembly 4, the material collecting box assembly 5 is arranged at the rear part of the frame assembly 6, and a discharge port of the material conveying cylinder assembly 4 is positioned above the material collecting box assembly 5.

The roller cutting device 2 comprises a roller cutting shell, 4 straw roller assemblies, a cutter assembly 2005, a

bed knife

2008, 2 roller cutting chain wheels I2012, 2 roller cutting chain wheels II 2013, a roller cutting driving pulley 2014 and a roller cutting driven pulley 2015; the 4 grass roller components are a grass roller component I2001, a grass roller component II 2002, a grass roller component III 2003 and a grass roller component IV 2004 respectively; the 4 grass roller components respectively support the roller cutting shell, and two ends of a bed knife 2008 are respectively welded and fixed with a left side plate 2006 and a right side plate 2007 of the roller cutting shell;

the first straw roller assembly 2001 comprises a first straw roller transmission shaft 2031, a first straw roller drum 2032, a first straw roller material-shifting plate 2033 and a first straw roller baffle 2034, wherein two ends of the first straw roller transmission shaft 2031 are supported at two ends of the first straw roller drum 2032, the first straw roller baffle 2034 is welded and fixed with the first

straw roller drum

2032, and 8 first straw roller material-shifting plates 2033 are uniformly welded on the outer surface of the first straw roller drum 2032;

the first 2 roller cutting chain wheels 2012 are respectively arranged on the first straw stick transmission shaft 2031 and the third straw stick transmission shaft 2036, the first 2 roller cutting chain wheels 2012 are connected through a chain, the second 2 roller cutting chain wheels 2013 are respectively arranged on the second straw stick transmission shaft 2035 and the fourth straw stick transmission shaft 2039, the second 2 roller cutting chain wheels 2013 are connected through a chain, a straw stick driving belt 2014 is sleeved and fixed at one end of a main shaft 2042 in the cutter assembly, the straw stick driving belt 2014 is connected with the first driving belt 1035 through a belt, and a straw stick driven belt 2042015 is sleeved and fixed at the other end of the main shaft 2042;

the cutter assembly 2005 comprises a main shaft 2042, a tool rest 2043 and a cutter 2044, the main shaft 2042 is supported in a central hole of the tool rest 2043, the main shaft 2042 and the tool rest 2043 are fixedly welded, and 3 cutters 2044 are fixedly mounted on the tool rest 2043.

The fan assembly 3 comprises a fan box body, a fan transmission shaft 4005, fan blades 4006, a fixing flange 4007, a fan driving pulley 4008, a fan driven pulley 4009, a supporting plate 4010, an upper fan cylinder 4011, a lower fan cylinder 4012, a hydraulic motor 4013, a fan driving sprocket 4014 and a fan driven sprocket 4015;

4 fixing flanges 4007 are respectively sleeved and fixed on the periphery of a

fan transmission shaft

4005, 4 fan blades 4006 are simultaneously fixed on the fan transmission shaft 4005 through 4 fixing flanges 4007, a fan driven pulley 4009 is sleeved and fixedly installed at one end of the fan transmission shaft 4005, the fan driven pulley 4009 is connected with a roller cutting driving pulley 2014 through a belt, a supporting plate 4010 is installed on the fan transmission shaft 4005 through a bearing, the upper end of the supporting plate 4010 is fixedly connected with a frame assembly 6 through a bolt, a fan driving pulley 4008 is sleeved and fixedly installed at the other end of the fan transmission shaft 4005, the fan driving pulley 4008 is connected with a clutch output pulley in a power system assembly 8 through a belt, a fan box body is fixedly connected with one end of a lower air cylinder 4012, the other end of the lower air cylinder 4012 is rotatably connected with one end of an upper air cylinder 4011, a fan driving sprocket 4014 is sleeved and fixedly installed on an output shaft of a hydraulic motor 4013, hydraulic motor 4013 and lower dryer 4012 fixed connection, fan driven sprocket 4015 suit and welding are in last dryer 4011 periphery, fan driven sprocket 4015 passes through the chain and is connected with fan drive sprocket 4014, defeated feed cylinder assembly 4 is installed on the baffle of the other end of last dryer 4011, and connect fixedly through hydraulic cylinder 4020 and round pin axle I4021, defeated feed cylinder assembly 4 rotates through round pin axle I4021 and installs on the baffle of last dryer 4011 other end, hydraulic cylinder 4020's one end is rotated and is connected on the baffle, hydraulic cylinder 4020's the other end is rotated and is connected on defeated feed cylinder assembly 4.

The material collecting box assembly 5 is connected with the material collecting box assembly 5 and the frame assembly 6 respectively through the left and right sides of 2 pin shafts II5001 and 2 hydraulic oil cylinders II5002, the 2 pin shafts II5001 are symmetrically distributed on two sides of the material collecting box assembly 5, and the 2 hydraulic oil cylinders II5002 are symmetrically distributed on two sides of the material collecting box assembly 5.

The header assembly 1 comprises a

header frame

1001, 2 header disc assemblies 1002, a stranding cage assembly 1003 and a header transmission system 1004;

the cutting disc assembly 1002 comprises a cutting disc 1011, saw-toothed cutting knives 1012, a cutting disc transmission shaft 1013, a cutting disc mounting plate 1014, a cutting

disc chain wheel

1015 and 2 cutting disc shifting plates 1016, wherein the upper end of the cutting disc 1011 is of a cylindrical structure, the lower end of the cutting disc 1011 is of a disc structure, the 2 cutting disc shifting plates 1016 are welded on the periphery of the cylindrical structure of the cutting disc 1011 in a bilateral symmetry manner, the 6 saw-toothed cutting knives 1012 are uniformly distributed and installed on and fixed on the disc periphery of the lower end of the cutting disc 1011, the cutting disc chain wheel 1015 is sleeved and fixedly installed on the upper end of the cutting disc transmission shaft 1013, the lower end of the cutting disc transmission shaft 1013 is fixedly connected with the lower end of the cutting disc 1011, the 2 cutting disc assemblies 1002 are installed at the front end opening of the cutting table frame 1001 in a bilateral symmetry manner, and the 2 cutting discs 1011 are overlapped up and down;

the stranding cage assembly 1003 comprises a stranding

cage transmission shaft

1020, 2 rotors 1021, a material poking barrel 1023, a stranding cage material poking plate 1024, a stranding cage chain wheel one 1025 and a stranding cage chain wheel two 1026, the stranding cage material poking barrel 1023 is sleeved and fixed on the periphery of the stranding cage transmission shaft 1020, two ends of the stranding cage transmission shaft 1020 extend out of the stranding cage material poking barrel 1023, the 2 stranding cage material poking plates 1024 are symmetrically welded and fixed on the periphery of the middle of the stranding cage material poking barrel 1023, the 2 rotors 1021 are respectively sleeved and welded and fixed on the peripheries of two ends of the stranding cage material poking barrel 1023, the 2 rotors 1021 are opposite spirals, the stranding cage chain wheel one 1025 and the stranding cage chain wheel two 1026 are respectively sleeved and fixedly installed on the peripheries of two ends of the stranding cage transmission shaft 1020, and the stranding cage assembly 1003 is installed at the rear end of the header frame 1001;

the header transmission system 1004 comprises a speed reducer 1031, a system transmission shaft I1032, a system transmission shaft II 1033, a connecting sleeve 1034, a driving pulley I1035, a driving pulley II 1036, a driven pulley 1037, a system chain wheel I1038 and a system chain wheel II 1039; 2 system chain wheels 1038 are respectively arranged on output shafts of 2

speed reducers

1031, 2 driven belt pulleys 1037 are respectively arranged on input shafts of the 2 speed reducers 1031, the axis of the output shaft of the 2 speed reducers 1031 is respectively superposed with the axis of the 2 cutting disc transmission shafts 1013, 2 chains are respectively used for connecting the 2 system chain wheels 1038 with the corresponding cutting disc chain wheels 1015, a driving belt wheel 1035 and a system chain wheel 1039 are respectively sleeved and arranged on a

system transmission shaft

1032, 2 driving belt wheels 1036 are respectively sleeved and arranged on the outer peripheries of the system transmission shafts 1033, the system transmission shaft 1032 is coaxial with the system transmission shafts 1033, the system chain wheel 1038 is connected with a stranding cage chain wheel 1025 through a chain, the system transmission shaft one 1033 is fixedly connected with the system transmission shafts two 1033, and the driving belt wheels 1036 are connected with the driven belt pulleys 1037 through belts.

The harvester also comprises a walking system assembly 7, a power system assembly 8, a hydraulic system assembly 9, a cab assembly 10 and a reversing box assembly 11;

the traveling system assembly 7 is fixedly connected with the frame assembly 6 and is positioned at the lower part of the frame assembly 6, the power system assembly 8 is arranged at the middle part of the frame assembly 6, the cab assembly 10 is arranged above the front part of the frame assembly 6, the reversing box assembly 11 is fixedly connected with the rear end of the header assembly 1, and the reversing box assembly 11 is fixedly connected with the roller cutting device 2.

The reversing box assembly 11 comprises a reversing box shell 3001, a reversing box transmission shaft 3002, a reversing box gear I3003, a reversing box gear II 3004 and a reversing box chain wheel 3005;

one end of a third straw rod transmission shaft 2036 is supported in the reversing box shell 3001, one end of the third straw rod transmission shaft 2036 extends out of the reversing box shell 3001, the reversing box shell 3001 is fixedly connected with the rear end of the header assembly 1, a second reversing box gear 3004 is sleeved and fixed on the reversing box transmission shaft 3002, a first reversing box gear 3003 is meshed with the second reversing box gear 3004, one end of the reversing box transmission shaft 3002 extends out of the side plate 3006, a reversing box chain wheel 3005 is sleeved and fixedly installed at one end of the reversing box transmission shaft 3002, the reversing box chain wheel 3005 is connected with a second stranding cage chain wheel 1026 through a chain, and the other end of the reversing box transmission shaft 3002 is connected with the first straw rod transmission shaft 2031 through a cross universal shaft or a flexible shaft.

The power of an engine in the power system assembly 8 is output in two parts, one part of power is transmitted to a clutch belt pulley through a connected clutch, the clutch belt pulley transmits the power to a fan driving belt pulley 4008 in the fan assembly 3 through a belt, the other part of power drives a connected variable pump to rotate, a driving motor in the hydraulic system assembly 9 is driven to rotate through high-pressure hydraulic oil, and the driving motor transmits the power to a drive axle assembly to drive a wheel assembly to rotate; an engine in the power system assembly 8 is arranged in the middle of the frame assembly 6 and is arranged at the lower part of the material collecting box assembly 5, a fuel tank is arranged at the rear end of the frame assembly 6 and is arranged at the lower part of the material collecting box assembly 5, and an air filter assembly is arranged at the upper part of the front end of the frame assembly 6 and is arranged at the right rear end of the cab assembly 10; a drive axle in the traveling system assembly 7 is arranged at the lower part of the front end of the frame assembly 6, and a steering axle is arranged at the lower part of the rear end of the frame assembly 6;

the hydraulic system assembly 9 is composed of five hydraulic systems, the first hydraulic system controls a steering hydraulic motor, a hydraulic oil pipe is used for connecting a hydraulic oil tank and a steering oil cylinder, the steering function of the whole machine is completed through a steering gear in the cab assembly 10, the second hydraulic system controls a hydraulic oil cylinder in the header assembly 1 to complete the lifting function of the header assembly 1, the third hydraulic system controls a hydraulic motor 4013 in the fan assembly 3 to complete the rotating function of the feed delivery cylinder assembly 4, the fourth hydraulic system controls a hydraulic oil cylinder 4020 in the feed delivery cylinder assembly 4 to complete the turning function of the feed delivery cylinder assembly 4, the fifth hydraulic system controls a hydraulic oil cylinder II5002 to complete the turning function of the collection box assembly 5, and the second, third, fourth and fifth hydraulic systems utilize the hydraulic oil pipe to carry out the hydraulic oil cylinder, the hydraulic motor 4013, the hydraulic motor 4020 and the hydraulic oil pipe on the header assembly 1, and the hydraulic oil pipe on the second, third, fourth and fifth hydraulic systems, The hydraulic oil cylinder II5002 is connected with a hydraulic oil tank and a multi-way valve, the multi-way valve is arranged below the cab assembly 10 and is connected with 4 operating levers in the cab assembly 10, and the operating levers in the cab assembly 10 are controlled to realize the work of a second-way, a third-way, a fourth-way and a fifth-way hydraulic systems.

The beneficial effects of the utility model are that, the utility model discloses can once only accomplish the caragana microphylla stumping and reap, smash, carry, collect the self-propelled harvester of a plurality of functions, to guaranteeing caragana microphylla bush stumping requirement, alleviate workman intensity of labour, improve results efficiency, development caragana microphylla bush industry has the significance.

The utility model discloses a harvest of plants for feeding large deciduous shrubs such as caragana korshinskii shrubs. Header mechanism has realized the stumping quality requirement of crop, roller blank device has realized that the results operation directly cuts up, and pass through the fan, the collection of crop has been accomplished to feed delivery cylinder and collecting box, simultaneously the feed delivery cylinder has realized 180 rotations and the automatic upset of feed delivery cylinder, satisfy all-round car operation demand with, driving system realizes diversified high-power take off, traveling system adopts the hydraulic drive mode to realize, belt drive's fault rate has been reduced, to guaranteeing the stumping requirement of caragana bush, alleviate workman intensity of labour, it has positive effect to improve results efficiency.

Drawings

Fig. 1 is a schematic structural view of a self-propelled caragana microphylla bush stumping harvester of the present invention;

fig. 2 is a schematic perspective view of the header assembly 1 of the present invention;

FIG. 3 is a schematic plan view of the structure of FIG. 2;

fig. 4 is a schematic structural diagram of the transmission system of the middle header of the present invention;

FIG. 5 is a schematic perspective view of the middle roller cutting device of the present invention;

FIG. 6 is a schematic plan view of the structure of FIG. 5;

FIG. 7 is a schematic structural view of a direction-changing box according to the present invention;

FIG. 8 is a schematic structural view of a feed delivery cylinder assembly of the present invention;

fig. 9 is a schematic structural view of the material collecting box assembly of the present invention.

Detailed Description

The technical solution of the present invention will be further described in detail with reference to the drawings.

As shown in fig. 1, the utility model relates to a self-propelled caragana bush stumping harvester, which comprises a header assembly 1, a roller material cutting device 2, a fan assembly 3, a material conveying cylinder assembly 4, a material collecting box assembly 5, a frame assembly 6, a traveling system assembly 7, a power system assembly 8, a hydraulic system assembly 9, a cab assembly 10 and a reversing box assembly 11. Header assembly 1 is located the foremost end of harvester.

Header assembly 1 and roller blank device 2 fixed connection, the discharge gate at header assembly 1 rear portion and the pan feeding mouth butt joint of roller blank device 2, roller blank device 2 and frame assembly 6 fixed connection together, roller blank device 2 fixes at frame assembly 6 front end promptly. The fan assembly 3 is fixedly arranged on the frame assembly 6, and a feed inlet at the lower part of the fan assembly 3 is butted with a discharge outlet of the roller cutting device 2. The material conveying cylinder assembly 4 is fixedly connected with the upper part of the fan assembly 3, and a discharge hole of the fan assembly 3 is butted with a feed inlet of the material conveying cylinder assembly 4. The material collecting box assembly 5 is arranged at the rear part of the frame assembly 6, namely above the rear part of the frame assembly 6, and the discharge port of the material conveying cylinder assembly 4 is above the material collecting box assembly 5. The walking system assembly 7 is fixedly connected with the frame assembly 6 and is positioned at the lower part of the frame assembly 6. The power system assembly 8 is mounted in the middle of the frame assembly 6, and the cab assembly 10 is mounted above the front of the frame assembly 6. The gear box assembly 11 is fixedly connected with the rear end of the header assembly 1, and the gear box assembly 11 is connected with the roller cutting device 2 through bolts.

As shown in fig. 2, 3 and 4, the header assembly 1 includes a

header frame

1001, 2 header pan assemblies 1002, a winch cage assembly 1003 and a header drive train 1004. The header frame 1001 is formed by welding steel pipes with different specifications, steel plates are laid and welded according to a frame structure after the integral welding is finished, and the steel plate on the outer side of the left side of the header is connected with a frame bolt, so that the subsequent maintenance of the stranding cage assembly 1003 is facilitated; the 5 surfaces of the header frame 1001 are covered with steel plates, that is, the front end of the header frame 1001 is a covering steel plate and is the mouth of the header frame 1001. Wherein a plurality of support beams are arranged on the upper surface.

As shown in fig. 2 and 3, the cutter head assembly 1002 includes a cutter head 1011, a serrated cutter 1012, a cutter head drive shaft 1013, a cutter head mounting plate 1014, a

cutter head sprocket

1015, and 2 cutter head dials 1016. The upper end of the cutting disc 1011 is of a cylindrical structure, and the lower end is of a disc structure. 2 cutting disc shifting plates 1016 are welded on the periphery of a cylindrical structure of the cutting disc 1011 in a bilateral symmetry mode, 6 saw-tooth-shaped cutting knives 1012 are uniformly distributed and installed on and fixed on the periphery of a disc at the lower end of the cutting disc 1011, namely the cutting disc mounting plate 1014 and bolts are adopted for fixing, a cutting disc chain wheel 1015 is sleeved and fixedly installed on the upper end of a cutting disc transmission shaft 1013, the lower end of the cutting disc transmission shaft 1013 is fixedly connected with the lower end of the cutting disc 1011 through bolts, and the cutting disc transmission shaft 1013 is supported on the header frame 1001 through an upper bearing and a lower bearing 2. The front port portion at header frame 1001 is installed to 2 dish cutting components 1002 bilateral symmetry, and 2 dish cutting 1011 overlap joint from top to bottom, promptly are not in same plane, and 2 dish cutting 1011's radial overlap dimension is not less than 50mm, and 2 dish cutting 1011's upper and lower difference in height is not more than 20mm simultaneously.

The winch assembly 1003 includes a

winch drive shaft

1020, 2 rotors 1021, a kick-out drum 1023, a winch kick-out plate 1024, a winch sprocket one 1025 and a winch sprocket two 1026. The twisting cage material stirring barrel 1023 is sleeved and fixed on the periphery of the twisting cage transmission shaft 1020, and two ends of the twisting cage transmission shaft 1020 extend out of the twisting cage material stirring barrel 1023. 2 hank cage kickoff 1024 symmetry welded fastening is on hank cage kickoff 1023 middle part periphery. 2 rotors 1021 suit respectively and welded fastening are on the both ends periphery of hank cage plectrum section of

thick bamboo

1023, and 2 rotors 1021 are the spiral in opposite directions. The first hank cage chain wheel 1025 and the second hank cage chain wheel 1026 are respectively sleeved and fixedly installed on the peripheries of the two ends of the hank cage transmission shaft 1020. The winch cage assembly 1003 is supported on the header frame 1001 through 2 bearings, the winch cage assembly 1003 is installed at the rear end of the header frame 1001, and the maximum external dimension of the winch cage assembly 1003 and the maximum external dimension of the header assembly 1002 are not larger than 100 mm.

As shown in fig. 3 and 4, the header drive system 1004 includes a speed reducer 1031, a system drive shaft one 1032, a system drive shaft two 1033, a connection sleeve 1034, a drive pulley one 1035, a drive pulley two 1036, a driven pulley 1037, a system sprocket one 1038, a system sprocket two 1039, a bearing housing, and a belt. 2 system chain wheels one 1038 are respectively arranged on the output shafts of the 2 speed reducers 1031. 2 driven pulleys 1037 are mounted on input shafts of the 2 speed reducers 1031, respectively. The axes of the output shafts of the 2 speed reducers 1031 are respectively overlapped with the axes of the 2 cutting disc transmission shafts 1013, and the 2 speed reducers 1031 are fixedly connected with the header frame 1001. The 2 speed reducers 1031 are mounted on the header frame 1001 with their input shafts facing inward. 2 system chain wheels one 1038 are respectively connected with the corresponding cutting disc chain wheel 1015 by 2 chains. The first driving pulley 1035 and the second system sprocket 1039 are respectively sleeved and installed on the first system transmission shaft 1032. The 2 second driving pulleys 1036 are respectively sleeved and mounted on the outer periphery of the second system transmission shaft 1033. The first system transmission shaft 1032 and the second system transmission shaft 1033 are coaxial, and the two system transmission shafts are fixedly mounted on the upper surface of the header frame 1001 through bearing seats respectively. The system sprocket one 1038 and the winch cage sprocket one 1025 are connected by a chain. The system transmission shaft I1032 and the system transmission shaft II 1033 are fixedly connected through a connecting sleeve 1034 and are fastened by bolts. The second drive pulley 1036 is connected to the driven pulley 1037 via a belt. Through the structure, the power transmitted by the roller cutting device 2 is transmitted to the system transmission shaft I1032 through the driving pulley I1035, and the system transmission shaft I1032 is transmitted to the system chain wheel I1038 and the system transmission shaft II 1033 in a flow manner. The first system chain wheel 1038 transmits power to the first stranding cage chain wheel 1025 through a chain to drive the stranding cage assembly 1003 to rotate and transmits the power to the second stranding cage chain wheel 1026, the second system transmission shaft 1033 transmits the power to the driven belt wheel 1037 through the second driving belt wheel 1036, the driven belt wheel 1037 transmits the power to the first system chain wheel 1038 through the speed reducer 1031, the first system chain wheel 1038 transmits the power to the cutting disc chain wheel 1015 through the chain to drive the cutting disc assembly 1002 to rotate at a high speed, and the left and right 2 speed reducers 1031 are symmetrically arranged, so that the left and right 2 cutting disc assemblies 1002 rotate relatively, and the bidirectional transmission of the power is realized; the saw-toothed cutter 1012 rotating at high speed is used for cutting the growing crops, the cutting disc 1011 and the switch plate 1016 rotating at the same speed convey the cut crops from the middle of the cutting disc to the stranding cage assembly 1003, and the stranding cage assembly 1003 rotating at low speed convey the cut crops from the middle to the roller cutting device 2.

As shown in fig. 5, the roller cutting device 2 includes a roller cutting housing, 4 straw roller assemblies, a cutter assembly 2005, a

bed knife

2008, 2 roller cutting sprockets one 2012, 2 roller cutting sprockets two 2013, a roller cutting driving pulley 2014, a roller cutting driven pulley 2015, a bearing slider 2016, a bearing seat 2017 and a bearing. The 4 grass roller components are a grass roller component I2001, a grass roller component II 2002, a grass roller component III 2003 and a grass roller component IV 2004 respectively.

Taking the first straw assembly 2001 as an example, the first straw assembly 2001 includes a first straw transmission shaft 2031, a first straw roller 2032, a first straw spreader 2033 and a first straw stop 2034. The two ends of the first straw roller transmission shaft 2031 are supported at the two ends of the first straw roller drum 2032, namely the straw baffle 2034 is welded at the end of the first straw roller transmission shaft 2031, the first straw baffle 2034 and the first straw roller drum 2032 are welded and fixed, and the first 8 straw poking plates 2033 are evenly welded on the outer surface of the first straw roller drum 2032.

The second straw assembly 2002 comprises a second straw transmission shaft 2035, a second straw roller 2032, a second straw material-poking plate 2033 and a second straw baffle 2034.

The third straw assembly 2003 includes a third straw drive shaft 2036, a third straw roller 2037, and a third straw stop 2038.

The grass stick assembly four 2004 is composed of a grass stick transmission shaft four 2039, a grass stick roller four 2040 and a grass stick baffle four 2041.

As shown in fig. 6, the cutter assembly 2005 includes a spindle 2042, a tool post 2043, and a cutter 2044. The spindle 2042 is supported within a central bore of the tool holder 2043, and the spindle 2042 is welded to the tool holder 2043. The 3 cutters 2044 are fixedly mounted on the tool holder 2043 and are fastened by bolts, and the 3 cutters 2044 are uniformly distributed along the circumference of the tool holder 2043.

The roll cut housing is a box structure consisting of a left side plate 2006, a right side plate 2007, a bottom plate 2010, a top plate 2009 and a cover plate 2011, wherein the top plate 2009 and the cover plate 2011 abut to form the upper surface of the box.

The 4 straw stick assemblies respectively support the left side plate 2006 and the right side plate 2007 of the cutting shell through bearings, two ends of a transmission shaft in the 4 straw stick assemblies are matched with the slide ways on the two side plates, and the position of the transmission shaft relative to the bed knife 2008 is adjusted by changing the relative sliding position of the transmission shaft, so that the gap between the

straw stick assemblies

2001 and 2003 and the gap between the

straw stick assemblies

2003 and 2004 are changed according to the diameter of fed crops, and the crops are guaranteed to be conveyed to the cutter assembly 2005 in a clamping state all the time. Two ends of the bed knife 2008 are respectively welded and fixed with the left side plate 2006 and the right side plate 2007, and the bed knife 2008 is located between the inner side of the grass roller assembly four 2004 and the inner side of the knife rest 2043, when in use, the caragana microphylla penetrates through a gap between the grass roller assembly one and the grass roller assembly three and a gap between the grass roller assembly two and the grass roller assembly four, and is cut under the action of the 3 cutters 2044 and the bed knife 2008 in sequence. The clearance between the cutting knife 2043 and the bed knife 2008 is ensured to be within the range of 1-3 mm. The 2 roller cutting chain wheels (2012) are respectively arranged on the straw roller transmission shaft (2031) and the straw roller transmission shaft (2036), and the 2 roller cutting chain wheels (2012) are connected through a chain. The second 2 roller cutting chain wheels 2013 are respectively installed on the second 2035 straw rod transmission shaft and the fourth 2039 straw rod transmission shaft, and the second 2 roller cutting chain wheels 2013 are connected through a chain. The grass roller driving pulley 2014 is sleeved and fixed at one end of the main shaft 2042, and the grass roller driving pulley 2014 is connected with the first driving pulley 1035 through a belt. The straw driven pulley 2015 is sleeved and fixed at the other end of the main shaft 2042. The two cutting devices are characterized in that 2 bearing seats 2017 are respectively mounted on bearings of a fixed main shaft 2042, the bearing seats 2017 are fixedly connected with a frame assembly 6 through bolts, the front end of the roller cutting device 2 is fixedly connected with the header assembly 1 through bolts, the rear end of the header assembly 1 is fixedly connected with the frame assembly 6 through a hydraulic oil cylinder, the lifting function of the header assembly 1 with the main shaft 2042 as a fulcrum is achieved through the operation of the hydraulic oil cylinder, and the rear end of the roller cutting device 2 is connected with a fan assembly 3.

As shown in fig. 7, the reversing box assembly 11 includes a reversing box housing 3001, a reversing box drive shaft 3002, a reversing box gear 3003, a reversing box gear 3004, a reversing box sprocket 3005, a reversing box side plate 3006, and bearings. One end of the three straw rod transmission shafts 2036 is supported in the reversing box shell 3001, and one end of the three straw rod transmission shafts 2036 extends out of the reversing box shell 3001. The reversing box shell 3001 is fixedly connected with the rear end of the header assembly 1 through bolts. The second reversing box gear 3004 is sleeved and fixed on the second reversing box transmission shaft 3002, the first reversing box gear 3003 is sleeved and fixed on the second reversing box transmission shaft 3002, and the first reversing box gear 3003 is meshed with the second reversing box gear 3004. One end of the reversing box drive shaft 3002 extends beyond the side plate 3006. The reversing box transmission shaft 3002 and the grass roller transmission shaft III 2036 are arranged on the reversing box shell 3001 and the reversing box side plate 3006 through bearings. The reversing box chain wheel 3005 is sleeved and fixedly mounted at one end of the reversing box transmission shaft 3002, and the reversing box chain wheel 3005 is connected with the second winch cage chain wheel 1026 through a chain. The other end of the reversing box transmission shaft 3002 is connected with the first straw stick transmission shaft 2031 through a cross universal shaft or a flexible shaft.

The two low-speed rotating stranding cage chain wheels 1026 drive the reversing box chain wheels 3005 to rotate at a low speed, power is transmitted to the reversing box transmission shaft 3002 and the reversing box gear 3003, the reversing box transmission shaft 3002 transmits the power to the first straw rod transmission shaft 2031 through the cross universal shaft or the flexible shaft, the first straw rod assembly 2001 is driven to rotate, the power is transmitted to the second straw rod assembly 2002 through the first roller cutting chain wheel 2012 and the second roller cutting chain wheel 2013, the first reversing box gear 3003 transmits the power to the second reversing box gear 3004, the second reversing box gear 3004 drives the third straw rod assembly 2003 to rotate reversely, the power is transmitted to the fourth straw rod assembly 2004 through the first roller cutting chain wheel 2012 and the second roller cutting chain wheel 2013, the first straw rod assembly 2001, the second straw rod assembly 2002, the third straw rod assembly 2003 and the fourth straw rod assembly 2004 rotate in opposite directions, and cut crops are conveyed to the cutter assembly 2005, and the crops are cut.

As shown in fig. 8, the fan assembly 3 includes a fan box, a fan transmission shaft 4005, fan blades 4006, a fixing flange 4007, a fan driving pulley 4008, a fan driven pulley 4009, a support plate 4010, an upper wind cylinder 4011, a lower wind cylinder 4012, a hydraulic motor 4013, a fan driving sprocket 4014, a fan driven sprocket 4015, a bearing, and the like.

4 mounting flanges 4007 are respectively sleeved and fixed on the periphery of the fan transmission shaft 4005. 4 fan blades 4006 are fixed at fan transmission shaft 4005 through 4 mounting flanges 4007 simultaneously, and 4 fan blades 4006 are evenly distributed along the circumferential direction of fan transmission shaft 4005. The fan transmission shaft 4005 is supported on the fan box body through a bearing. The fan box body is connected and fastened with the frame assembly 6 through bolts. The fan driven pulley 4009 is sleeved and fixedly mounted at one end of the fan transmission shaft 4005, and the fan driven pulley 4009 is connected with the roller cutting driving pulley 2014 through a belt. Backup pad 4010 passes through the bearing and installs on fan transmission shaft 4005, and backup pad 4010 upper end is fixed through bolted connection with frame assembly 6, and fan driving pulley 4008 suit and fixed mounting pass through the belt at fan transmission shaft 4005's the other end, and fan driving pulley 4008 passes through the belt with the clutch output belt pulley of being connected the engine. The fan box body is fastened and connected with one end of the lower wind cylinder 4012 through a bolt. The other end of the lower wind cylinder 4012 is rotatably connected with one end of the upper wind cylinder 4011, and the upper wind cylinder 4011 can rotate 360 degrees after being connected. The driving chain wheel 4014 of the wind turbine is sleeved and fixedly installed on an output shaft of a hydraulic motor 4013, the hydraulic motor 4013 and the lower wind cylinder 4012 are connected and fastened through flanges and bolts, and the axis of the output shaft of the hydraulic motor 4013 is parallel to the axis of the upper wind cylinder 4011. The fan driven sprocket 4015 is sleeved and welded on the periphery of the upper wind barrel 4011, and the fan driven sprocket 4015 is connected with the fan driving sprocket 4014 through a chain. Feed delivery cylinder assembly 4 is installed on the baffle of the other end of last dryer 4011 to connect fixedly through hydraulic cylinder 4020 and round pin axle I4021, namely feed delivery cylinder assembly 4 rotates through round pin axle I4021 and installs on the baffle of last dryer 4011 other end, hydraulic cylinder 4020's one end rotates and connects on the baffle, hydraulic cylinder 4020's the other end rotates and connects on feed delivery cylinder assembly 4, round pin axle I4021's axis is perpendicular with last dryer 4011's axis. Hydraulic motor 4013 during operation drives fan drive sprocket 4014 and rotates to drive fan driven sprocket 4015 through the chain and rotate, fan driven sprocket 4015 with power transmission for last dryer 4011, thereby wind dryer 4011 and defeated feed cylinder assembly 4 can control the rotation in the realization, hydraulic cylinder 4020 during operation, defeated feed cylinder assembly 4 uses round pin axle I4021 to overturn as the fulcrum.

As shown in fig. 9, the material collecting box assembly 5 is mainly formed by welding steel pipes of different specifications, after the whole welding is completed, a steel plate is laid and welded according to a frame structure, the material collecting box assembly 5 is connected with the frame assembly 6 respectively through the left and right sides of 2 pin shafts II5001 and 2 hydraulic oil cylinders II5002, the 2 pin shafts II5001 are symmetrically distributed on two sides of the material collecting box assembly 5, the 2 hydraulic oil cylinders II5002 are symmetrically distributed on two sides of the material collecting box assembly 5, and when the hydraulic oil cylinders II5002 work, the material collecting box assembly 5 is turned over by taking the pin shafts II5001 as pivots.

The power of an engine in the power system assembly 8 is output in two parts, one part of the power is transmitted to a clutch belt pulley through a connected clutch, the clutch belt pulley transmits the power to a fan driving belt pulley 4008 in the fan assembly 3 through a belt, so that the fan assembly 3, the roller cutting device 2, the header assembly 1 and the reversing box assembly 11 work, the other part of the power drives a connected variable pump to rotate, a driving motor in the hydraulic system assembly 9 is driven to rotate through high-pressure hydraulic oil, the driving motor transmits the power to the driving axle assembly, the wheel assembly is driven to rotate, and the walking of the whole machine is achieved.

An engine in a power system assembly 8 is arranged in the middle of a frame assembly 6 and is arranged at the lower part of a material collecting box assembly 5, a fuel tank is arranged at the rear end of the frame assembly 6 and is arranged at the lower part of the material collecting box assembly 5, and an air filter assembly is arranged at the upper part of the front end of the frame assembly 6 and is arranged at the right rear end of a cab assembly 10.

A driving axle in the traveling system assembly 7 is installed on the lower portion of the front end of the frame assembly 6, a steering axle is installed on the lower portion of the rear end of the frame assembly 6, the steering axle drives a hydraulic steering oil cylinder to work through driving hydraulic oil by a steering hydraulic motor in the hydraulic system assembly 9, and steering of the rear axle is achieved.

The hydraulic system assembly 9 is composed of five hydraulic systems, the first hydraulic system controls a steering hydraulic motor, a hydraulic oil pipe is used for connecting a hydraulic oil tank and a steering oil cylinder, the steering function of the whole machine is completed through a steering gear in the cab assembly 10, the second hydraulic system controls a hydraulic oil cylinder of the header assembly 1 to complete the lifting function of the header assembly 1, the third hydraulic system controls a hydraulic motor 4013 in the fan assembly 3 to complete the rotating function of the feed delivery cylinder assembly 4, the fourth hydraulic system controls a hydraulic oil cylinder 4020 in the feed delivery cylinder assembly 4 to complete the overturning function of the feed delivery cylinder assembly 4, the fifth hydraulic system controls a hydraulic oil cylinder II5002 to complete the overturning function of the collecting box assembly 5, and the second, third, fourth and fifth hydraulic systems use the hydraulic oil pipe to enable the hydraulic oil cylinder, the hydraulic motor 4013 and 4020 of the header assembly 1 to be overturned, The hydraulic oil cylinder II5002 is connected with a hydraulic oil tank and a multi-way valve, the multi-way valve is arranged below the cab assembly 10 and is connected with 4 control levers in the cab assembly 10, and the control levers in the cab assembly 10 are controlled to realize the work of a second-way, a third-way, a fourth-way and a fifth-way hydraulic systems.

Claims

1. A self-propelled caragana microphylla shrub stubble leveling harvester is characterized in that: the harvester comprises a header assembly (1), a roller cutting device (2), a fan assembly (3), a feed delivery cylinder assembly (4), a material collecting box assembly (5) and a frame assembly (6);

header assembly (1) and roller blank device (2) fixed connection, the discharge gate at header assembly (1) rear portion docks with the pan feeding mouth of roller blank device (2), roller blank device (2) are fixed at frame assembly (6) front end, fan assembly (3) fixed mounting is on frame assembly (6), the lower part feed inlet of fan assembly (3) and the discharge gate butt joint of roller blank device (2), defeated feed cylinder assembly (4) and fan assembly (3) upper portion fixed connection, the discharge gate of fan assembly (3) and the feed inlet butt joint of defeated feed cylinder assembly (4), the rear portion at frame assembly (6) is installed in case assembly (5) that gathers materials, the discharge gate of defeated feed cylinder assembly (4) is located case assembly (5) top that gathers materials.

2. A self-propelled caragana microphylla stubble cutting harvester according to claim 1, characterized in that: the roller cutting device (2) comprises a roller cutting shell, 4 straw roller assemblies, a cutter assembly (2005), a bed knife (2008), 2 roller cutting chain wheels I (2012), 2 roller cutting chain wheels II (2013), a roller cutting driving pulley (2014) and a roller cutting driven pulley (2015); the 4 grass roller components are a grass roller component I (2001), a grass roller component II (2002), a grass roller component III (2003) and a grass roller component IV (2004) respectively; the 4 straw stick assemblies respectively support the roller cutting shell, and two ends of a bed knife (2008) are respectively welded and fixed with a left side plate (2006) and a right side plate (2007) of the roller cutting shell;

the first straw roller assembly (2001) comprises a first straw roller transmission shaft (2031), a first straw roller drum (2032), a first straw roller shifting plate (2033) and a first straw roller baffle plate (2034), wherein two ends of the first straw roller transmission shaft (2031) are supported at two ends of the first straw roller drum (2032), the first straw roller baffle plate (2034) is fixedly welded with the first straw roller drum (2032), and 8 first straw roller shifting plates (2033) are uniformly welded on the outer surface of the first straw roller drum (2032);

the straw cutting machine comprises a cutter assembly, a straw cutting chain wheel I (2012), a straw cutting chain wheel II (2013), a straw cutting chain wheel I (2031), a straw cutting chain wheel III (2036), a straw cutting chain wheel I (2012), a straw cutting chain wheel II (2035), a straw cutting chain wheel II (2039), a straw cutting chain wheel II (2013), a straw driving belt wheel (2014), a straw driving belt wheel I (1035) and a straw driven belt wheel (2015), wherein the straw cutting chain wheel I (2012) is respectively arranged on the straw transmission shaft I (2031) and the straw transmission shaft III (2036), the straw cutting chain wheel II (2013) is connected through a chain, the straw cutting belt wheel I (2014) is sleeved and fixed at one end of a main shaft (2042) in the cutter assembly, the straw driving belt wheel I (2014) is connected with the driving belt wheel I (1035) through a belt, and the straw driven belt wheel (2015) is sleeved and fixed at the other end of the main shaft (2042);

the cutter assembly (2005) comprises a main shaft (2042), a tool rest (2043) and cutters (2044), wherein the main shaft (2042) is supported in a central hole of the tool rest (2043), the main shaft (2042) is fixedly welded with the tool rest (2043), and the 3 cutters (2044) are fixedly arranged on the tool rest (2043).

3. A self-propelled caragana microphylla stubble cutting harvester according to claim 1, characterized in that: the fan assembly (3) comprises a fan box body, a fan transmission shaft (4005), fan blades (4006), a fixing flange (4007), a fan driving pulley (4008), a fan driven pulley (4009), a supporting plate (4010), an upper air cylinder (4011), a lower air cylinder (4012), a hydraulic motor (4013), a fan driving chain wheel (4014) and a fan driven chain wheel (4015);

4 fixing flanges (4007) are respectively sleeved and fixed on the periphery of a fan transmission shaft (4005), 4 fan blades (4006) are simultaneously fixed on the fan transmission shaft (4005) through 4 fixing flanges (4007), a fan driven pulley (4009) is sleeved and fixedly installed at one end of the fan transmission shaft (4005), the fan driven pulley (4009) is connected with a roller cutting driving pulley (2014) through a belt, a supporting plate (4010) is installed on the fan transmission shaft (4005) through a bearing, the upper end of the supporting plate (4010) is fixedly connected with a frame assembly (6) through a bolt, a fan driving pulley (4008) is sleeved and fixedly installed at the other end of the fan transmission shaft (4005), the fan driving pulley (4008) is connected with a clutch output pulley in a power system assembly (8) through a belt, a box body is fixedly connected with one end of a lower fan drum (4012), the other end of the lower fan drum (4012) is rotatably connected with one end of an upper fan drum (4011), fan drive sprocket (4014) suit and fixed mounting are on the output shaft of hydraulic motor (4013), hydraulic motor (4013) and dryer (4012) fixed connection down, fan driven sprocket (4015) suit is welded on last dryer (4011) periphery, fan driven sprocket (4015) are connected with fan drive sprocket (4014) through the chain, defeated feed cylinder assembly (4) are installed on the baffle of the other end of last dryer (4011), and connect fixedly through hydraulic cylinder I (4020) and round pin axle I (4021), defeated feed cylinder assembly (4) rotate through round pin axle I (4021) and install on the baffle of last dryer (4011) other end, the one end of hydraulic cylinder I (4020) is rotated and is connected on the baffle, the other end of hydraulic cylinder I (4020) is rotated and is connected on defeated feed cylinder assembly (4).

4. A self-propelled caragana microphylla stubble cutting harvester according to claim 1, characterized in that: the material collecting box assembly (5) is connected with the frame assembly (6) through 2 pin shafts II (5001) and 2 hydraulic oil cylinders II (5002) in a left-right mode respectively, the 2 pin shafts II (5001) are symmetrically distributed on two sides of the material collecting box assembly (5), and the 2 hydraulic oil cylinders II (5002) are symmetrically distributed on two sides of the material collecting box assembly (5).

5. A self-propelled caragana microphylla stubble cutting harvester according to claim 1, characterized in that: the header assembly (1) comprises a header frame (1001), 2 header disc assemblies (1002), a stranding cage assembly (1003) and a header transmission system (1004);

the cutting disc assembly (1002) comprises a cutting disc (1011), saw-toothed cutting knives (1012), a cutting disc transmission shaft (1013), a cutting disc mounting plate (1014), a cutting disc chain wheel (1015) and 2 cutting disc shifting plates (1016), wherein the upper end of the cutting disc (1011) is of a cylindrical structure, the lower end of the cutting disc (1016) is of a disc structure, the 2 cutting disc shifting plates (1016) are welded on the periphery of the cylindrical structure of the cutting disc (1011) in a bilateral symmetry manner, 6 saw-toothed cutting knives (1012) are uniformly distributed and mounted on and fixed on the disc periphery of the lower end of the cutting disc (1011), the cutting disc chain wheel (1015) is sleeved and fixedly mounted on the upper end of the cutting disc transmission shaft (1013), the lower end of the cutting disc transmission shaft (1013) is fixedly connected with the lower end of the cutting disc (1011), the 2 cutting disc assembly (1002) is mounted on the front end opening part of the cutting disc frame (1001) in a bilateral symmetry manner, and the 2 cutting discs (1011) are lapped up and down;

the winch cage assembly (1003) comprises a winch cage transmission shaft (1020), 2 rotors (1021), a shifting barrel (1023), a winch cage shifting plate (1024), a winch cage chain wheel I (1025) and a winch cage chain wheel II (1026), the winch cage shifting plate (1023) is sleeved and fixed on the periphery of the winch cage transmission shaft (1020), two ends of the winch cage transmission shaft (1020) extend out of the winch cage shifting plate (1023), the 2 winch cage shifting plate (1024) is symmetrically welded and fixed on the periphery of the middle part of the winch cage shifting plate (1023), the 2 rotors (1021) are respectively sleeved and welded and fixed on the peripheries of two ends of the winch cage shifting plate (1023), the 2 rotors (1021) are oppositely spiral, the winch cage chain wheel I (1025) and the winch cage chain wheel II (1026) are respectively sleeved and fixedly installed on the peripheries of two ends of the winch cage transmission shaft (1020), and the winch cage assembly (1003) is installed at the rear end of the header frame (1001);

the header transmission system (1004) comprises a speed reducer (1031), a system transmission shaft I (1032), a system transmission shaft II (1033), a connecting sleeve (1034), a driving pulley I (1035), a driving pulley II (1036), a driven pulley (1037), a system chain wheel I (1038) and a system chain wheel II (1039); 2 system chain wheels I (1038) are respectively installed on output shafts of 2 speed reducers (1031), 2 driven belt wheels (1037) are respectively installed on input shafts of the 2 speed reducers (1031), the axis of the output shaft of the 2 speed reducers (1031) is respectively superposed with the axis of 2 cutting disc transmission shafts (1013), 2 chain wheels I (1038) are respectively connected with the cutting disc chain wheels (1015) corresponding to the system chain wheels I (1031), a driving belt wheel I (1035) and a system chain wheel II (1039) are respectively sleeved and installed on the system transmission shaft I (1032), 2 driving belt wheel II (1036) are respectively sleeved and installed on the periphery of the system transmission shaft II (1033), the system transmission shaft I (1032) and the system transmission shaft II (1033) are coaxial, the system chain wheel I (1038) is connected with the cage chain wheel I (1025) through a chain, the system transmission shaft I (1032) is fixedly connected with the system transmission shaft II (1033), the second driving pulley (1036) is connected with the driven pulley (1037) through a belt.

6. A self-propelled caragana bush stumping harvester according to claim 1, characterized in that: the harvester also comprises a walking system assembly (7), a power system assembly (8), a hydraulic system assembly (9), a cab assembly (10) and a reversing box assembly (11);

the traveling system assembly (7) is fixedly connected with the frame assembly (6) and is positioned at the lower part of the frame assembly (6), the power system assembly (8) is installed in the middle of the frame assembly (6), the cab assembly (10) is installed above the front part of the frame assembly (6), the reversing box assembly (11) is fixedly connected with the rear end of the header assembly (1), and the reversing box assembly (11) is fixedly connected with the roller cutting device (2).

7. A self-propelled caragana microphylla stubble cutting harvester according to claim 6, characterized in that: the reversing box assembly (11) comprises a reversing box shell (3001), a reversing box transmission shaft (3002), a reversing box gear I (3003), a reversing box gear II (3004) and a reversing box chain wheel (3005);

one end of a third straw roller transmission shaft (2036) is supported in the reversing box shell (3001), one end of the third straw roller transmission shaft (2036) extends out of the reversing box shell (3001), the reversing box shell (3001) is fixedly connected with the rear end of the header assembly (1), a second reversing box gear (3004) is sleeved and fixed on the reversing box transmission shaft (3002), a first reversing box gear (3003) is sleeved and fixed on the reversing box transmission shaft (3002), the first reversing box gear (3003) is meshed with the second reversing box gear (3004), one end of the reversing box transmission shaft (3002) extends out of the side plate (3006), the reversing box sprocket (3005) is sleeved and fixedly installed at one end of the reversing box transmission shaft (3002), the reversing box sprocket (3005) is connected with a second stranding box sprocket (1026) through a chain, and the other end of the reversing box transmission shaft (3002) is connected with the first straw roller transmission shaft (2031) through a cross shaft or a universal shaft.

8. A self-propelled caragana microphylla stubble cutting harvester according to claim 6, characterized in that: the power of an engine in the power system assembly (8) is output in two parts, one part of power is transmitted to a clutch belt pulley through a connected clutch, the clutch belt pulley transmits the power to a fan driving belt pulley (4008) in the fan assembly (3) through a belt, the other part of power drives a connected variable pump to rotate, a driving motor in the hydraulic system assembly (9) is driven to rotate through high-pressure hydraulic oil, and the driving motor transmits the power to a drive axle assembly to drive a wheel assembly to rotate; an engine in the power system assembly (8) is arranged in the middle of the frame assembly (6) and is arranged at the lower part of the material collecting box assembly (5), a fuel tank is arranged at the rear end of the frame assembly (6) and is arranged at the lower part of the material collecting box assembly (5), and an air filter assembly is arranged at the upper part of the front end of the frame assembly (6) and is arranged at the right rear end of the cab assembly (10); a driving axle in the traveling system assembly (7) is arranged at the lower part of the front end of the frame assembly (6), and a steering axle is arranged at the lower part of the rear end of the frame assembly (6);

the hydraulic system assembly (9) is composed of five hydraulic systems, the first hydraulic system controls a steering hydraulic motor, a hydraulic oil pipe is used for connecting a hydraulic oil tank and a steering oil cylinder, the steering function of the whole machine is completed through a steering gear in a cab assembly (10), the second hydraulic system controls a hydraulic oil cylinder of the header assembly (1) to complete the lifting function of the header assembly (1), the third hydraulic system controls a hydraulic motor (4013) in a fan assembly (3) to complete the rotating function of a feed delivery cylinder assembly (4), the fourth hydraulic system controls a hydraulic oil cylinder I (4020) in the feed delivery cylinder assembly (4) to complete the overturning function of the feed delivery cylinder assembly (4), the fifth hydraulic system controls a hydraulic oil cylinder II (5002) to complete the overturning function of a collection box assembly (5), and the second, third, fourth and fifth hydraulic systems use the hydraulic oil pipe to enable the hydraulic oil cylinder, the hydraulic oil cylinder and the steering oil cylinder of the header assembly (1) to be connected through the hydraulic oil pipe, The hydraulic motor (4013), the hydraulic oil cylinder I (4020) and the hydraulic oil cylinder II (5002) are connected with a hydraulic oil tank and a multi-way valve, the multi-way valve is installed below the cab assembly (10) and is connected with 4 operating levers in the cab assembly (10), and the operating levers in the cab assembly (10) are controlled to realize the work of a second-way, a third-way, a fourth-way and a fifth-way hydraulic systems.