CN103718733B - A kind of axial feed-type rice-wheat threshing separation integrated apparatus - Google Patents
A kind of axial feed-type rice-wheat threshing separation integrated apparatus Download PDFInfo
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- CN103718733B CN103718733B CN201310718391.6A CN201310718391A CN103718733B CN 103718733 B CN103718733 B CN 103718733B CN 201310718391 A CN201310718391 A CN 201310718391A CN 103718733 B CN103718733 B CN 103718733B
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- 238000000926 separation method Methods 0.000 title claims abstract description 149
- 240000000359 Triticum dicoccon Species 0.000 title claims abstract description 43
- 244000025254 Cannabis sativa Species 0.000 claims abstract description 59
- 239000000463 material Substances 0.000 claims abstract description 45
- 229910000831 Steel Inorganic materials 0.000 claims description 124
- 239000010959 steel Substances 0.000 claims description 124
- 238000009434 installation Methods 0.000 claims description 28
- 241000604017 Lysimachia sikokiana Species 0.000 claims description 26
- 230000033001 locomotion Effects 0.000 claims description 11
- 239000000203 mixture Substances 0.000 claims description 6
- 229910000617 Mangalloy Inorganic materials 0.000 claims description 4
- 238000005452 bending Methods 0.000 claims description 4
- 235000007164 Oryza sativa Nutrition 0.000 abstract description 6
- 241000209140 Triticum Species 0.000 abstract description 6
- 235000021307 Triticum Nutrition 0.000 abstract description 6
- 235000009566 rice Nutrition 0.000 abstract description 6
- 240000007594 Oryza sativa Species 0.000 abstract 1
- 239000012773 agricultural material Substances 0.000 description 19
- 241000209094 Oryza Species 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000010298 pulverizing process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 235000013339 cereals Nutrition 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 238000005204 segregation Methods 0.000 description 1
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Abstract
The present invention is a kind of axial feed-type rice-wheat threshing separation integrated apparatus, comprise material feeding head (1), longitudinally axial flow threshing separation barrel (2), threshing grid cover plate (3), be separated grid concave grate (4), material feeding head (1) is arranged on longitudinally axial flow threshing separation barrel (2) front end, threshing grid cover plate (3) is positioned at longitudinally axial flow threshing separation barrel (2) upside, be separated grid concave grate (4) and be positioned at longitudinally axial flow threshing separation barrel (2) downside, threshing grid cover plate (3) be separated grid concave grate (4) and enclose the cylindrical shell being formed and hold longitudinally axial flow threshing separation barrel (2).The present invention can meet the large feed quantity results requirement of paddy rice or wheat, there is efficiency of crop high, strong to the threshing separating power of seed, effectively shorten the length of longitudinal axial flow roller, through broken grass shed mechanism pulverize after stem stalk more broken and shed evenly, directly can realize the straw-returning after gathering in the crops.
Description
Technical field
The present invention relates to the rice and wheat installed threshing separator technical field on combine, is that a kind of axial feed-type is separated longitudinal axial flow rice-wheat threshing separator under threshing concretely, extensively can be applied to paddy rice and wheat high-performance results.
Background technology
The installed threshing separator of existing domestic and international combine only adopts the concave grate under threshing cylinder to carry out threshing separation to agricultural materials such as rice wheats, document " the motion state analysis of cereal in longitudinal axis flow drum threshing space " [agricultural mechanical journal, 2008,39(1), 45 ~ 50] in, the installed threshing separator on combine is divided into feeding section, threshing section and segregation section, namely agricultural material seed is anterior first by threshing at concave grate, be separated at the rear portion of concave grate again, cause combined harvester threshing cylinder length thus larger; Stream and longitudinal axial flow Combined threshing separator is cut disclosed in Chinese patent ZL00137715.9, have employed cut flow roller and just threshing is carried out to agricultural material, longitudinal axial flow roller is adopted to take off separation again to the seed after threshing separation again, this structure adopts multiple threshing cylinder to carry out threshing and is separated and causes the complex structure of combine and huge, higher to the power demand of combine.Cover plate due to threshing and separating device of combine harvester has large area same with concave grate, but the top cover of installed threshing separator just carries out water conservancy diversion to threshing material so far, does not give its any threshing separation function; Top cover according to threshing and separating device of combine harvester carries out threshing to agricultural material, by concave grate, the seed after threshing is separated again, then on combine, the structure of installed threshing separator will reduce greatly, threshing separation barrel quantity on combine also will reduce and the transmission system of combine and power demand also will be simplified, advantageously in the improvement of threshing and separating device of combine harvester structure and the lifting of function.
Summary of the invention
Technical problem to be solved by this invention is, make full use of the cover plate space of installed threshing separator, the deck design of threshing and separating device of combine harvester is become the threshing structure of agricultural material, concave grate is adopted to be separated the seed after threshing again, thus reduce the structure of combine, simplify the transmission system of combine, reduce the power demand of combine; The present invention can meet the large feed quantity results requirement of rice wheat, has efficiency of crop high, strong to the threshing separating power of seed, through broken grass shed mechanism pulverize after stem stalk more broken and shed evenly, directly can realize the straw-returning after gathering in the crops.
The technical solution used in the present invention is, treat that the material that threshing paddy rice or wheat are fed into longitudinally axial flow threshing separation barrel by material conveying mechanism feeds head, by the spiral feeding blade on material feeding head and axial flow feeding blade, rice wheat agricultural material is transported to longitudinally axial flow threshing separation barrel, by the effect of threshing element and threshing grid cover plate, threshing is carried out to rice wheat agricultural material seed, by threshing element and the acting in conjunction being separated grid concave grate, threshing seed is separated again, shed mechanism by the agricultural material stem stalk after threshing by broken grass carry out pulverizing and shed also field.
The concrete technical scheme of the present invention is, a kind of axial feed-type rice-wheat threshing separation integrated apparatus, comprise material feeding 1, longitudinally axial flow threshing separation barrel 2, threshing grid cover plate 3, be separated grid concave grate 4, material feeding 1 is arranged on longitudinally axial flow threshing separation barrel 2 front end, threshing grid cover plate 3 is positioned on the upside of longitudinally axial flow threshing separation barrel 2, being separated grid concave grate 4 is positioned on the downside of longitudinally axial flow threshing separation barrel 2, threshing grid cover plate 3 be separated grid concave grate 4 and enclose the cylindrical shell being formed and hold longitudinally axial flow threshing separation barrel 2;
Described threshing grid cover plate 3 along feeding direction from front to back successively by feeding epicranial plate 304, in grid cover plate 301, threshing, after grid cover plate 302, threshing, grid cover plate 303 forms before threshing, described separation grid concave grate 4 along feeding direction from front to back successively by feeding head notch board 404, be separated before grid concave plate sieve 401, be separated in grid concave plate sieve 402, be separated after grid concave plate sieve 403 and form; Longitudinally axial flow threshing separation barrel 2 has spike-tooth threshing element 202, blade type tooth threshing element 203, trapezoidal plate tooth threshing element 204 and Lysimachia sikokiana plate 205.
Above-mentioned axial feed-type rice-wheat threshing separation integrated apparatus, also comprise broken grass and shed mechanism 5, described broken grass shed mechanism 5 by broken careless barrel 501, broken careless moving knife 502, broken careless cylinder cover plate 503, broken careless stationary knife 504, throw careless deflector 505, broken grass sheds gripper shoe 506 and forms, broken grass is shed in gripper shoe 506 and is provided with broken careless stationary knife 504 and the careless deflector 505 of throwing, and the broken careless barrel 501 being provided with broken careless moving knife 502 is positioned at broken careless cylinder cover plate 503, gripper shoe 506 shed by broken grass and the cavity of broken careless side shield 507 composition.
Above-mentioned axial feed-type rice-wheat threshing separation integrated apparatus, material feeding 1 is made up of axial flow feeding blade 101, feeding rotary body 102, spiral feeding blade 103, spiral feeding blade 103 is arranged on feeding rotary body 102 front end, axial flow feeding blade 101 is arranged on feeding rotary body 102 rear end, axial flow feeding blade 101 and spiral feeding blade 103 end-position are staggered, and the outer rim height of axial flow feeding blade 101 flushes with the outer rim height of spiral feeding blade 103.
Above-mentioned axial feed-type rice-wheat threshing separation integrated apparatus, material feeding 1 is coaxially fixedly connected with longitudinally axial flow threshing separation barrel 2, first 1/3 section of longitudinally axial flow threshing separation barrel 2 circumferentially adopts 2 ~ 3 screw arrangement modes to be evenly provided with 4 ~ 6 row spike-tooth threshing elements 202, and space width is 100 ~ 150mm; In the middle part of longitudinally axial flow threshing separation barrel 2,1/3 section circumferentially adopts 2 ~ 3 screw arrangement modes to be evenly provided with 4 ~ 6 row blade type tooth threshing elements 203, and space width is 80 ~ 120mm; Longitudinally axial flow threshing separation barrel 2 extreme circumferential is evenly provided with 4 ~ 6 row Lysimachia sikokiana plates 205, and Lysimachia sikokiana plate 205 end flushes with longitudinally axial flow threshing separation barrel 2 end; Between Lysimachia sikokiana plate 205 and 1/3 section, longitudinally axial flow threshing separation barrel 2 rear portion, circumferentially adopt 2 ~ 3 screw arrangement modes to be evenly provided with 4 ~ 6 row trapezoidal plate tooth threshing elements 204, space width is 150 ~ 200mm; Longitudinally axial flow threshing separation barrel 2 often row spike-tooth threshing element 202 circumferentially, blade type tooth threshing element 203, trapezoidal plate tooth threshing element 204 is corresponding with Lysimachia sikokiana plate 205 is arranged on same helix.
Above-mentioned one axial feed-type rice-wheat threshing separation integrated apparatus, broken careless barrel 501 is circumferentially evenly provided with the broken careless moving knife 502 of 4 ~ 6 row, and broken careless moving knife 502 is spaced by the distance that spacing is 100mm and 250m; Shed in gripper shoe 506 at broken grass and the broken careless stationary knife 504 of two rows is installed, broken grass is shed the broken careless stationary knife 504 of first row in gripper shoe 506 and is spaced by the distance that spacing is 100mm and 40mm, and the broken careless stationary knife 504 of second row is spaced by the distance that spacing is 120mm and 60mm; Shed afterbody in gripper shoe 506 at broken grass to be provided with 6 ~ 8 row and to throw careless deflector 505, throw careless deflector 505 and be equidistantly arranged on the wide broken grass of full width and shed in gripper shoe 506, it is parallel that gripper shoe 506 edge line shed by the throwing grass deflector 505 of installation and broken grass.
Above-mentioned one axial feed-type rice-wheat threshing separation integrated apparatus, also comprises cover plate deflector 305, and be provided with cover plate deflector 305 inside feeding epicranial plate 304, channelization angle is 30 ° ~ 45 °, and pitch is 100mm; Axial flow feeding blade 101 after installation and spiral feeding blade 103 top are 50 ~ 70mm apart from cover plate deflector 305 gap, notch board feeding deflector 405 is installed inside the feeding head notch board 404 of material feeding 1 bottom, channelization angle is 30 ° ~ 45 °, and pitch is 100mm; Axial flow feeding blade 101 after installation and spiral feeding blade 103 top are 30 ~ 50mm apart from cover plate deflector 305 gap.
Above-mentioned one axial feed-type rice-wheat threshing separation integrated apparatus, before threshing, in grid cover plate 301, threshing, after grid cover plate 302 and threshing, grid cover plate 303 forms by top cover round steel 306 and cap bar steel 307, grid concave plate sieve 401 before being separated, be separated in grid concave plate sieve 402 with is separated after grid concave plate sieve 403 and form by notch board round steel 406 and notch board bar steel 407; Before threshing, the spacing of grid cover plate 301 upper top cover round steel 306 is 20mm, the spacing of cap bar steel 307 is 50mm, the spacing of the top cover round steel 306 in threshing on grid cover plate 302 is 40mm, the spacing of cap bar steel 307 is 80mm, after threshing, the spacing of the top cover round steel 306 of grid cover plate 303 is 20mm, and the spacing of cap bar steel 307 is 60mm; The spacing of the notch board round steel 406 before being separated on grid concave plate sieve 401 is 40mm, the spacing of notch board bar steel 407 is 80mm, in separation, the spacing of the notch board round steel 406 of grid concave plate sieve 402 is 60mm, the spacing of notch board bar steel 407 is 100mm, after being separated, the spacing of the notch board round steel 406 of grid concave plate sieve 403 is 40mm, and the spacing of notch board bar steel 407 is 80mm.
Above-mentioned one axial feed-type rice-wheat threshing separation integrated apparatus, feeding rotary body 102 is that semiellipse rotates build, and the major axis of spheroid is 15% ~ 20% of longitudinal axial flow roller body length, and minor axis length is identical with longitudinal axial flow roller body diameter; The hub ratio of axial flow feeding blade 101 is 0.65 ~ 0.70, impeller outer diameter is 500 ~ 650mm, it is highly 20mm, the wide continuous triangle shape sawtooth for 40mm in bottom that spiral feeding blade 103 top has, tooth top direction and helical blade top outer rim are 45 ° of angles, and point to spiral feeding blade 103 afterbody.
Above-mentioned one axial feed-type rice-wheat threshing separation integrated apparatus, longitudinally axial flow threshing separation barrel 2 length is 2000mm ~ 2500mm, and longitudinal axial flow roller body 201 is enclosed cylinder, and diameter is 600mm ~ 800mm; Spike-tooth threshing element 202 adopts diameter to be that the round steel of 20mm is made, and is highly 200mm, apart from spike-tooth threshing element 202 top 30mm place bending 30 ° of angles; Blade type tooth threshing element 203 adopts thickness to be that 4mm ~ 6mm manganese steel plate is made, and blade type tooth threshing element 203 the widest part width is 55mm, and the narrowest place width is 35mm, is highly 250mm; Trapezoidal plate tooth threshing element 204 adopts thickness to be that 6mm ~ 8mm steel plate is made, and upper base width is 40mm, and width of going to the bottom is 80mm, is highly 200mm; Lysimachia sikokiana plate 205 adopts thickness to be that 6mm ~ 8mm steel plate is made, and upper base width is 200mm, and width of going to the bottom is 300mm, is highly 200mm.
Above-mentioned one axial feed-type rice-wheat threshing separation integrated apparatus, hanging part 308 on the left of top cover is welded with on the left of feeding epicranial plate 304, right side is welded with hanging part 309 on the right side of top cover, be welded with hanging part 408 on the left of notch board on the left of feeding head notch board 404, right side is welded with hanging part 409 on the right side of notch board; Threshing front grid cover plate 301 be separated that front grid concave plate sieves 401, in threshing grid cover plate 302 be separated that middle grid concave plate sieves 402, after threshing grid cover plate 303 be separated rear grid concave plate and sieve 403 and to mount with left side E type crossbeam 701 respectively by hanging part 408 on the left of hanging part on the left of top cover 308 and notch board and be connected, and to be mounted with right side E type crossbeam 702 by hanging part 309 on the right side of top cover and hanging part on the right side of notch board 409 and be connected; Cap bar steel 307 and notch board bar steel 407 are highly 50mm, thickness is 10mm, on the downside of cap bar steel 307 and notch board bar steel 407,1/3 place has circular hole, the diameter of top cover round steel 306 and notch board round steel 406 is 6mm, be bent into semicircle, be nested in the circular hole on cover fillet steel 307 or notch board bar steel 407 and form grid type semicircular body.
Above-mentioned one axial feed-type rice-wheat threshing separation integrated apparatus, the continuous triangle shape sawtooth that it is highly 30mm that cover plate deflector 305 top has, bottom width is 50mm, tooth top direction and cover plate deflector outer rim are 45 ° of angles, and point to cover plate deflector 305 afterbody; It is highly 30mm, the wide continuous triangle shape sawtooth for 50mm in bottom that notch board feeding deflector 405 top has, and tooth top direction is 30 ° of angles with feeding head notch board top outer rim, and points to notch board feeding deflector 405 afterbody; Even installation before separation grid concave plate sieve 401, be separated in grid concave plate sieve 402, be separated after grid concave plate sieve notch board seed under 403 and be separated dividing plate 4011 length and corresponding grid concave plate to sieve length equal, it is 100mm that notch board seed is separated dividing plate 4011 width, and thickness is 4mm.
Above-mentioned one axial feed-type rice-wheat threshing separation integrated apparatus, before threshing, in grid cover plate 301, threshing, after grid cover plate 302, threshing, the left side of grid cover plate 303, feeding epicranial plate 304 is all welded with hanging part 308 on the left of top cover, and right side is all welded with hanging part 309 on the right side of top cover; Grid concave plate sieve 401 before being separated, be separated in grid concave plate sieve 402, be separated after grid concave plate sieve 403, feeding head notch board 404 left side be all welded with hanging part 408 on the left of notch board, right side is all welded with hanging part 409 on the right side of notch board, and downside is all welded with notch board seed and is separated dividing plate 4011; Inside grid concave plate sieve 403, concave grate deflector 4010 is installed after grid concave plate sieve 402, separation in grid concave plate sieve 401, separation before separation, channelization angle is 25 ° ~ 35 °, pitch is 150mm, and concave grate deflector 4010 top after installation is 50 ~ 80mm apart from threshing element gap; In threshing grid cover plate 302 cap bar steel 307 on blade type tooth threshing element 203 is evenly installed, blade type tooth on cap bar steel 307 203 and longitudinally axial flow threshing separation barrel 2 blade type tooth threshing element 203 overlap length are circumferentially 100mm, and longitudinally axial flow threshing separation barrel 2 blade type tooth threshing element movement locus circumferentially in threshing on grid cover plate 302 blade type tooth threshing element tooth trace between.
Above-mentioned one axial feed-type rice-wheat threshing separation integrated apparatus, it is highly 30mm, the wide continuous triangle shape sawtooth for 50mm in bottom that broken careless moving knife 502 top on broken careless barrel 501 has, and the rotary cutting of tooth top direction and broken careless moving knife 502 is to being 30 ° of angles; Broken careless barrel 501 circumferentially broken careless moving knife 502 motion tooth trace is shed between the tooth trace that the broken careless stationary knife 504 of gripper shoe 506 first row and the broken careless stationary knife 504 of second row formed at broken grass, and broken careless moving knife 502 is 80mm with the overlap length of broken careless stationary knife 504.
The invention has the beneficial effects as follows:
(1) by establishing new meter material feeding head to instead of auxiliary group of feeding cut flow roller of longitudinal axial flow roller front end, decrease the threshing separation barrel quantity on combine and simplify transmission system, the design of cover of threshing and separating device of combine harvester is become the threshing structure of agricultural material, and the paddy rice of the large feed quantity of 10 ~ 30kg/s and the high-performance mechanicalization results requirement of wheat crops can be met.
(2) adopt concave grate to be separated and water conservancy diversion the seed after threshing, thus reduce the length of threshing cylinder, simplify the structure of combine, reduce the power demand of combine; Have efficiency of crop high, strong to the threshing separating power of seed, threshing separation power is lower, after threshing is separated, the percentage of damage of seed is low, entrainment loss rate is little, and the stem stalk after grass-smashing reamer is pulverized directly can realize the straw-returning function after gathering in the crops, and reduces environmental pollution.
(3) axial flow feeding blade and spiral feeding blade structure is adopted to be conducive to the feeding of rice wheat agricultural material and effectively to avoid the blocking of rice wheat agricultural material at feeding mouth; On grid concave plate sieve, mounting guiding board effectively raises separative efficiency and the smooth and easy performance of motion of material, by blade type tooth installed by grid cover plate in threshing, and match with blade type tooth on longitudinal axial flow roller, the chopping being conducive to disconnected agricultural material is separated with seed.
(4) different threshing elements is adopted to carry out threshing separation to rice wheat seed according to the different qualities of rice wheat seed, substantially increase the threshing separating power of longitudinal axial flow roller, by making full use of the cover plate of longitudinal axial flow roller, effectively increase the effective threshing separating area of installed threshing separator, greatly reduce the length of longitudinal axial flow roller.
(5) by effectively controlling the channelization angle of cover plate deflector and notch board feeding deflector, improve the conveying capacity of material, avoiding the blocking of material; Adopt mounting mode by epicranial plate and feeding head notch board and E type crossbeam will be fed, greatly reduce the handling difficulty of cover plate and concave grate, improve the efficiency of loading and unloading.
(6) top cover and concave grate all adopt grid type, and the threshing being conducive to seed is separated, and by installing material deflector on concave grate, are conducive to the motion of material in threshing is separated; Be separated dividing plate solve from the uneven distribution problem of the isolated seed of concave grate at compass screen surface by installing notch board seed under grid concave plate sieve, prevent emersion object at the monolateral packing phenomenon of compass screen surface.
(7) by broken careless moving knife with effectively can pulverize rice wheat agricultural material organic cooperation of broken careless stationary knife, by throw careless deflector can by pulverize after stem stalk shed uniformly in field.
Accompanying drawing explanation
Fig. 1 is separated longitudinally axial flow threshing and separating installation front view under upper threshing.
Fig. 2 is separated longitudinally axial flow threshing and separating installation plane under upper threshing.
Fig. 3 is material feeding head front view.
Fig. 4 is axial flow feeding blade front view.
Fig. 5 is feeding rotary body front view.
Fig. 6 is spiral feeding blade front view.
Fig. 7 is threshing element permutation and combination figure on longitudinally axial flow threshing separation barrel, diagram 6 row arrangement.
Fig. 8 is spike-tooth threshing element front view.
Fig. 9 is blade type tooth threshing element front view.
Figure 10 is trapezoidal plate tooth threshing element front view.
Figure 11 is Lysimachia sikokiana plate front view.
Figure 12 is left side E type section of beam figure.
Figure 13 is right side E type section of beam figure.
Figure 14 is material feeding head assembling sectional view.
Figure 15 is cover plate deflector sectional view.
Figure 16 is notch board water conservancy diversion feeding plate sectional view.
Figure 17 is longitudinally axial flow threshing separation barrel assembling sectional view.
Figure 18 is grid cover plate sectional view before threshing.
Figure 19 is grid cover plate expanded view before threshing.
Figure 20 is top cover round steel sectional view.
Figure 21 is cap bar steel sectional view.
Figure 22 is grid concave plate sieve sectional view before being separated.
Figure 23 is separated grid concave grate and concave grate deflector installation diagram.
Figure 24 is notch board round steel sectional view.
Figure 25 is notch board bar steel sectional view.
Figure 26 is concave grate deflector sectional view.
Figure 27 is that mechanism's sectional view shed by broken grass.
Figure 28 is broken careless moving knife and throws careless deflector sheds gripper shoe distribution map at broken grass.
Figure 29 is broken careless stationary knife front view.
Figure 30 is broken careless moving knife front view.
Figure 31 throws careless deflector sectional view.
Figure 32 is the distribution map of broken careless moving knife on broken careless barrel.
Figure 33 is broken careless drum cover plate development figure.
In figure, 1. material feeding head, 101. axial flow feeding blades, 102. feeding rotary bodies, 103. spiral feeding blade, 2. longitudinally axial flow threshing separation barrel, 201. longitudinal axial flow roller bodies, 202. spike-tooth threshing elements, 203. blade type tooth threshing elements, 204. trapezoidal plate tooth threshing elements, 205. Lysimachia sikokiana plates, 3. threshing grid cover plate, grid cover plate before 301. threshings, grid cover plate in 302. threshings, grid cover plate after 303. threshings, 304. feeding epicranial plates, 305. cover plate deflectors, 306. top cover round steel, 307. cap bar steel, hanging part on the left of 308. top covers, hanging part on the right side of 309. top covers, 4. be separated grid concave grate, 401. are separated front grid concave plate sieve, grid concave plate sieve in 402. separation, 403. are separated rear grid concave plate sieve, 404. feeding head notch boards, 405. notch board feeding deflectors, 406. notch board round steel, 407. notch board bar steel, hanging part on the left of 408. notch boards, hanging part on the right side of 409. notch boards, 4010. concave grate deflector, 4011. notch board seeds are separated dividing plate, 5. mechanism shed by broken grass, 501. broken careless barrels, 502. broken careless moving knife, 503. broken careless cylinder cover plates, 504. broken careless stationary knifes, 505. throw careless deflector, gripper shoe shed by 506. broken grass, 507. broken careless side shields, 6. material conveying mechanism, 7. threshing cylinder installation frame, E type crossbeam on the left of in the of 701., E type crossbeam on the right side of in the of 702..
Embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described in further detail.
The present invention includes material feeding 1, longitudinally axial flow threshing separation barrel 2, threshing grid cover plate 3, be separated grid concave grate 4, material feeding 1 is arranged on longitudinally axial flow threshing separation barrel 2 front end, threshing grid cover plate 3 is positioned on the upside of longitudinally axial flow threshing separation barrel 2, being separated grid concave grate 4 is positioned on the downside of longitudinally axial flow threshing separation barrel 2, threshing grid cover plate 3 be separated grid concave grate 4 and enclose the cylindrical shell being formed and hold longitudinally axial flow threshing separation barrel 2;
Described threshing grid cover plate 3 along feeding direction from front to back successively by feeding epicranial plate 304, in grid cover plate 301, threshing, after grid cover plate 302, threshing, grid cover plate 303 forms before threshing, described separation grid concave grate 4 along feeding direction from front to back successively by feeding head notch board 404, be separated before grid concave plate sieve 401, be separated in grid concave plate sieve 402, be separated after grid concave plate sieve 403 and form; Longitudinally axial flow threshing separation barrel 2 has spike-tooth threshing element 202, blade type tooth threshing element 203, trapezoidal plate tooth threshing element 204 and Lysimachia sikokiana plate 205.
The present invention also comprises broken grass and sheds mechanism 5, described broken grass shed mechanism 5 by broken careless barrel 501, broken careless moving knife 502, broken careless cylinder cover plate 503, broken careless stationary knife 504, throw careless deflector 505, broken grass sheds gripper shoe 506 and forms, broken grass is shed in gripper shoe 506 and is provided with broken careless stationary knife 504 and the careless deflector 505 of throwing, and the broken careless barrel 501 being provided with broken careless moving knife 502 is positioned at broken careless cylinder cover plate 503, gripper shoe 506 shed by broken grass and the cavity of broken careless side shield 507 composition.
Material feeding 1 is made up of axial flow feeding blade 101, feeding rotary body 102, spiral feeding blade 103, spiral feeding blade 103 is arranged on feeding rotary body 102 front end, axial flow feeding blade 101 is arranged on feeding rotary body 102 rear end, axial flow feeding blade 101 and spiral feeding blade 103 end-position are staggered, and the outer rim height of axial flow feeding blade 101 flushes with the outer rim height of spiral feeding blade 103.
Material feeding 1 is coaxially fixedly connected with longitudinally axial flow threshing separation barrel 2, and first 1/3 section of longitudinally axial flow threshing separation barrel 2 circumferentially adopts 2 ~ 3 screw arrangement modes to be evenly provided with 4 ~ 6 row spike-tooth threshing elements 202, and space width is 100 ~ 150mm; In the middle part of longitudinally axial flow threshing separation barrel 2,1/3 section circumferentially adopts 2 ~ 3 screw arrangement modes to be evenly provided with 4 ~ 6 row blade type tooth threshing elements 203, and space width is 80 ~ 120mm; Longitudinally axial flow threshing separation barrel 2 extreme circumferential is evenly provided with 4 ~ 6 row Lysimachia sikokiana plates 205, and Lysimachia sikokiana plate 205 end flushes with longitudinally axial flow threshing separation barrel 2 end; Between Lysimachia sikokiana plate 205 and 1/3 section, longitudinally axial flow threshing separation barrel 2 rear portion, circumferentially adopt 2 ~ 3 screw arrangement modes to be evenly provided with 4 ~ 6 row trapezoidal plate tooth threshing elements 204, space width is 150 ~ 200mm; Longitudinally axial flow threshing separation barrel 2 often row spike-tooth threshing element 202 circumferentially, blade type tooth threshing element 203, trapezoidal plate tooth threshing element 204 is corresponding with Lysimachia sikokiana plate 205 is arranged on same helix.
Broken careless barrel 501 is circumferentially evenly provided with the broken careless moving knife 502 of 4 ~ 6 row, and broken careless moving knife 502 is spaced by the distance that spacing is 100mm and 250m; Shed in gripper shoe 506 at broken grass and the broken careless stationary knife 504 of two rows is installed, broken grass is shed the broken careless stationary knife 504 of first row in gripper shoe 506 and is spaced by the distance that spacing is 100mm and 40mm, and the broken careless stationary knife 504 of second row is spaced by the distance that spacing is 120mm and 60mm; Shed afterbody in gripper shoe 506 at broken grass to be provided with 6 ~ 8 row and to throw careless deflector 505, throw careless deflector 505 and be equidistantly arranged on the wide broken grass of full width and shed in gripper shoe 506, it is parallel that gripper shoe 506 edge line shed by the throwing grass deflector 505 of installation and broken grass.
Be provided with cover plate deflector 305 inside the feeding epicranial plate 304 on material feeding 1 top, channelization angle is 30 ° ~ 45 °, and pitch is 100mm; Axial flow feeding blade 101 after installation and spiral feeding blade 103 top are 50 ~ 70mm apart from cover plate deflector 305 gap, notch board feeding deflector 405 is installed inside the feeding head notch board 404 of material feeding 1 bottom, channelization angle is 30 ° ~ 45 °, and pitch is 100mm; Axial flow feeding blade 101 after installation and spiral feeding blade 103 top are 30 ~ 50mm apart from cover plate deflector 305 gap.
Before threshing, in grid cover plate 301, threshing, after grid cover plate 302 and threshing, grid cover plate 303 forms by top cover round steel 306 and cap bar steel 307, grid concave plate sieve 401 before being separated, be separated in grid concave plate sieve 402 with is separated after grid concave plate sieve 403 and form by notch board round steel 406 and notch board bar steel 407; Before threshing, the spacing of grid cover plate 301 upper top cover round steel 306 is 20mm, the spacing of cap bar steel 307 is 50mm, the spacing of the top cover round steel 306 in threshing on grid cover plate 302 is 40mm, the spacing of cap bar steel 307 is 80mm, after threshing, the spacing of the top cover round steel 306 of grid cover plate 303 is 20mm, and the spacing of cap bar steel 307 is 60mm; The spacing of the notch board round steel 406 before being separated on grid concave plate sieve 401 is 40mm, the spacing of notch board bar steel 407 is 80mm, in separation, the spacing of the notch board round steel 406 of grid concave plate sieve 402 is 60mm, the spacing of notch board bar steel 407 is 100mm, after being separated, the spacing of the notch board round steel 406 of grid concave plate sieve 403 is 40mm, and the spacing of notch board bar steel 407 is 80mm; Threshing front grid cover plate 301 be separated that front grid concave plate sieves 401, in threshing grid cover plate 302 be separated that middle grid concave plate sieves 402, after threshing grid cover plate 303 be separated rear grid concave plate and sieve 403 and to mount with left side E type crossbeam 701 respectively by hanging part 408 on the left of hanging part on the left of top cover 308 and notch board and be connected, and to be mounted with right side E type crossbeam 702 by hanging part 309 on the right side of top cover and hanging part on the right side of notch board 409 and be connected.
Feeding rotary body 102 is half of spheroid, and the major axis of spheroid is 15% ~ 20% of longitudinal axial flow roller body length, and minor axis length is identical with longitudinal axial flow roller body diameter; The hub ratio of axial flow feeding blade 101 is 0.65 ~ 0.70, impeller outer diameter is 500 ~ 650mm, it is highly 20mm, the wide continuous triangle shape sawtooth for 40mm in bottom that spiral feeding blade 103 top has, tooth top direction and helical blade top outer rim are 45 ° of angles, and point to spiral feeding blade 103 afterbody.
Longitudinally axial flow threshing separation barrel 2 length is 2000mm ~ 2500mm, and longitudinal axial flow roller body 201 is enclosed cylinder, and diameter is 600mm ~ 800mm; Spike-tooth threshing element 202 adopts diameter to be that the round steel of 20mm is made, and is highly 200mm, apart from spike-tooth threshing element 202 top 30mm place bending 30 ° of angles; Blade type tooth threshing element 203 adopts thickness to be that 4mm ~ 6mm manganese steel plate is made, and blade type tooth threshing element 203 the widest part width is 55mm, and the narrowest place width is 35mm, is highly 250mm; Trapezoidal plate tooth threshing element 204 adopts thickness to be that 6mm ~ 8mm steel plate is made, and upper base width is 40mm, and width of going to the bottom is 80mm, is highly 200mm; Lysimachia sikokiana plate 205 adopts thickness to be that 6mm ~ 8mm steel plate is made, and upper base width is 200mm, and width of going to the bottom is 300mm, is highly 200mm.
Be welded with hanging part 308 on the left of top cover on the left of feeding epicranial plate 304, right side is welded with hanging part 309 on the right side of top cover, and be welded with hanging part 408 on the left of notch board on the left of feeding head notch board 404, right side is welded with hanging part 409 on the right side of notch board; Cap bar steel 307 and notch board bar steel 407 are highly 50mm, thickness is 10mm, on the downside of cap bar steel 307 and notch board bar steel 407,1/3 place has circular hole, the diameter of top cover round steel 306 and notch board round steel 406 is 6mm, be bent into semicircle, be nested in the circular hole on cover fillet steel 307 or notch board bar steel 407 and form grid type semicircular body.
The continuous triangle shape sawtooth that it is highly 30mm that cover plate deflector 305 top has, bottom width is 50mm, tooth top direction and cover plate deflector outer rim are 45 ° of angles, and point to cover plate deflector 305 afterbody; It is highly 30mm, the wide continuous triangle shape sawtooth for 50mm in bottom that notch board feeding deflector 405 top has, and tooth top direction is 30 ° of angles with feeding head notch board top outer rim, and points to notch board feeding deflector 405 afterbody; Even installation before separation grid concave plate sieve 401, be separated in grid concave plate sieve 402, be separated after grid concave plate sieve notch board seed under 403 and be separated dividing plate 4011 length and corresponding grid concave plate to sieve length equal, it is 100mm that notch board seed is separated dividing plate 4011 width, and thickness is 4mm.
Before threshing, in grid cover plate 301, threshing, after grid cover plate 302, threshing, the left side of grid cover plate 303, feeding epicranial plate 304 is all welded with hanging part 308 on the left of top cover, and right side is all welded with hanging part 309 on the right side of top cover; Grid concave plate sieve 401 before being separated, be separated in grid concave plate sieve 402, be separated after grid concave plate sieve 403, feeding head notch board 404 left side be all welded with hanging part 408 on the left of notch board, right side is all welded with hanging part 409 on the right side of notch board, and downside is all welded with notch board seed and is separated dividing plate 4011; Inside grid concave plate sieve 403, concave grate deflector 4010 is installed after grid concave plate sieve 402, separation in grid concave plate sieve 401, separation before separation, channelization angle is 25 ° ~ 35 °, pitch is 150mm, and concave grate deflector 4010 top after installation is 50 ~ 80mm apart from threshing element gap; In threshing grid cover plate 302 cap bar steel 307 on blade type tooth threshing element 203 is evenly installed, blade type tooth on cap bar steel 307 203 and longitudinally axial flow threshing separation barrel 2 blade type tooth threshing element 203 overlap length are circumferentially 100mm, and longitudinally axial flow threshing separation barrel 2 blade type tooth threshing element movement locus circumferentially in threshing on grid cover plate 302 blade type tooth threshing element tooth trace between.
It is highly 30mm, the wide continuous triangle shape sawtooth for 50mm in bottom that broken careless moving knife 502 top on broken careless barrel 501 has, and the rotary cutting of tooth top direction and broken careless moving knife 502 is to being 30 ° of angles; Broken careless barrel 501 circumferentially broken careless moving knife 502 motion tooth trace is shed between the tooth trace that the broken careless stationary knife 504 of gripper shoe 506 first row and the broken careless stationary knife 504 of second row formed at broken grass, and broken careless moving knife 502 is 80mm with the overlap length of broken careless stationary knife 504.
Be described further being separated longitudinal axial flow rice-wheat threshing separator specific implementation process under threshing on the axial feed-type of the one of the concrete model of the present invention below in conjunction with accompanying drawing.
As shown in Fig. 1 ~ 2, a kind of axial feed-type is separated longitudinal axial flow rice-wheat threshing separator under threshing, comprise material feeding head, longitudinally axial flow threshing separation barrel, threshing grid cover plate, be separated grid concave grate, mechanism shed by broken grass, material conveying mechanism and threshing cylinder installation frame, it is anterior that material feeding head is positioned at longitudinally axial flow threshing separation barrel, broken grass is shed mechanism and is positioned at longitudinally axial flow threshing separation barrel afterbody, threshing grid cover plate is positioned on the upside of longitudinally axial flow threshing separation barrel, being separated grid concave grate is positioned on the downside of longitudinally axial flow threshing separation barrel, threshing grid cover plate be separated grid concave grate and be arranged on threshing cylinder installation frame, material conveying mechanism is positioned at material feeding head front end, the threshing grid cover plate being arranged on longitudinally axial flow threshing separation barrel top is made up of grid cover plate after grid cover plate, threshing in grid cover plate, threshing before feeding epicranial plate, threshing successively, the separation grid concave grate being arranged on longitudinally axial flow threshing separation barrel bottom successively by feeding head notch board, be separated before grid concave plate sieve, be separated in grid concave plate sieve, be separated after grid concave plate screen banks become, longitudinally axial flow threshing separation barrel has spike-tooth threshing element, blade type tooth threshing element, trapezoidal plate tooth threshing element and Lysimachia sikokiana plate, broken grass is shed mechanism and is shed gripper shoe formed by broken careless barrel, broken careless moving knife, broken careless cylinder cover plate, broken careless stationary knife, throwing grass deflector, broken grass, broken grass is shed in gripper shoe and is provided with broken careless stationary knife and the careless deflector of throwing, and the broken careless barrel being provided with broken careless moving knife is positioned at broken careless cylinder cover plate, gripper shoe shed by broken grass and the cavity of broken careless side shield composition.
As illustrated in figures 3-6, material feeding head is made up of axial flow feeding blade, feeding rotary body, spiral feeding blade, feeding rotary body front end is circumferentially evenly provided with 4 row spiral feeding blades, feeding rotary body back end circumference is evenly provided with 4 row axial flow feeding blades, axial flow feeding blade installation direction and any two spiral feeding blade afterbody horizontal extension line parallels, and be positioned in the middle of two extended lines, the axial flow feeding blade outer rim height be arranged on feeding rotary body flushes with spiral feeding blade outer rim height; Feeding rotary body is the half of spheroid, and the major axis of spheroid is 15% ~ 20% of longitudinal axial flow roller body length, and minor axis length is identical with longitudinal axial flow roller body diameter; The hub ratio of axial flow feeding blade is 0.65 ~ 0.7, impeller outer diameter is 500 ~ 650mm, it is highly 20mm, the wide continuous triangle shape sawtooth for 40mm in bottom that spiral feeding blade top has, and tooth top direction and helical blade top outer rim are 45 ° of angles, and point to spiral feeding blade afterbody.
As shown in Fig. 7 ~ 11, material feeding head and longitudinally axial flow threshing separation barrel are by be weldingly connected and coaxial, first 1/3 section of longitudinally axial flow threshing separation barrel circumferentially adopts 2 ~ 3 screw arrangement modes to be evenly provided with 4 ~ 6 row spike-tooth threshing elements, and space width is 100 ~ 150mm; In the middle part of longitudinally axial flow threshing separation barrel, 1/3 section circumferentially adopts 2 ~ 3 screw arrangement modes to be evenly provided with 4 ~ 6 row blade type tooth threshing elements, and space width is 80 ~ 120mm; Longitudinally axial flow threshing separation barrel extreme circumferential is evenly provided with 4 ~ 6 row Lysimachia sikokiana plates, and Lysimachia sikokiana plate end flushes with longitudinally axial flow threshing separation barrel end; Between Lysimachia sikokiana plate and 1/3 section, longitudinally axial flow threshing separation barrel rear portion, circumferentially adopt 2 ~ 3 screw arrangement modes to be evenly provided with 4 ~ 6 row trapezoidal plate tooth threshing elements, space width is 150 ~ 200mm; Longitudinally axial flow threshing separation barrel often row spike-tooth threshing element circumferentially, blade type tooth threshing element, trapezoidal plate tooth threshing element is corresponding with Lysimachia sikokiana plate is arranged on same helix; Longitudinally axial flow threshing separation barrel length is 2000mm ~ 2500mm, and longitudinal axial flow roller body is enclosed cylinder, and diameter is 600mm ~ 800mm; Spike-tooth threshing element employing diameter is that the round steel of 20mm is made, and is highly 200mm, in distance spike-tooth threshing element top 30mm place bending 30 ° of angles; Blade type tooth threshing element adopts thickness to be that 4mm ~ 6mm manganese steel plate is made, and blade type tooth threshing element the widest part width is 55mm, and the narrowest place width is 35mm, is highly 250mm; Trapezoidal plate tooth threshing element adopts thickness to be that 6mm ~ 8mm steel plate is made, and upper base width is 40mm, and width of going to the bottom is 80mm, is highly 200mm; Lysimachia sikokiana plate adopts thickness to be that 6mm ~ 8mm steel plate is made, and upper base width is 200mm, and width of going to the bottom is 300mm, is highly 200mm.
As shown in Figure 12 ~ 16, be provided with cover plate deflector inside the feeding epicranial plate on material feeding head top, channelization angle is 30 ° ~ 45 °, and pitch is 100mm; Axial flow feeding blade after installation and spiral feeding blade top are 50 ~ 70mm apart from cover plate deflector gap, and be provided with notch board feeding deflector inside the feeding head notch board of material feeding head bottom, channelization angle is 30 ° ~ 45 °, and pitch is 100mm; Axial flow feeding blade after installation and spiral feeding blade top are 30 ~ 50mm apart from cover plate deflector gap; Feeding epicranial plate is mounted with right side E type crossbeam with the left side E type crossbeam on threshing cylinder installation frame respectively with hanging part on the right side of top cover by hanging part on the left of top cover and is connected; Feeding head notch board is mounted with right side E type crossbeam with the left side E type crossbeam on threshing cylinder installation frame respectively with hanging part on the right side of notch board by hanging part on the left of notch board and is connected; The continuous triangle shape sawtooth that it is highly 30mm that cover plate deflector top has, bottom width is 50mm, tooth top direction and cover plate deflector outer rim are 45 ° of angles, and point to cover plate deflector afterbody; It is highly 30mm, the wide continuous triangle shape sawtooth for 50mm in bottom that notch board feeding deflector top has, and tooth top direction is 30 ° of angles with feeding head notch board top outer rim, and points to notch board feeding deflector afterbody.
As shown in Figure 17 ~ 26, before threshing in grid cover plate, threshing after grid cover plate and threshing grid cover plate by top cover round steel and cap bar steel composition, grid concave plate sieve before being separated, be separated in grid concave plate sieve and after being separated grid concave plate sieve form by notch board round steel and notch board bar steel; Before threshing, the spacing of grid cover plate upper top cover round steel is 20mm, the spacing of cap bar steel is 50mm, and the spacing of the top cover round steel in threshing on grid cover plate is 40mm, and the spacing of cap bar steel is 80mm, after threshing, the spacing of the top cover round steel of grid cover plate is 20mm, and the spacing of cap bar steel is 60mm; The spacing of the notch board round steel before being separated on grid concave plate sieve is 40mm, the spacing of notch board bar steel is 80mm, in separation, the spacing of the notch board round steel of grid concave plate sieve is 60mm, the spacing of notch board bar steel is 100mm, after being separated, the spacing of the notch board round steel of grid concave plate sieve is 40mm, and the spacing of notch board bar steel is 80mm; Threshing front grid cover plate be separated that front grid concave plate sieves, in threshing grid cover plate be separated that middle grid concave plate sieves, after threshing grid cover plate be separated rear grid concave plate and sieve to mount with left side E type crossbeam respectively by hanging part on the left of hanging part on the left of top cover and notch board and be connected, and to be mounted with right side E type crossbeam by hanging part on the right side of top cover and hanging part on the right side of notch board and be connected.Be welded with hanging part on the left of top cover on the left of feeding epicranial plate, right side is welded with hanging part on the right side of top cover, and be welded with hanging part on the left of notch board on the left of feeding head notch board, right side is welded with hanging part on the right side of notch board; Even installation before separation grid concave plate sieve, be separated in grid concave plate sieve, be separated after the lower notch board seed separation dividing plate of grid concave plate sieve; Cap bar steel and notch board bar steel height are 50mm, thickness is 10mm, and on the downside of cap bar steel and notch board bar steel, 1/3 place has circular hole, and the diameter of top cover round steel and notch board round steel is 6mm, be bent into semicircle, be nested in the circular hole on cover fillet steel or notch board bar steel and form grid type semicircular body; Before threshing, in grid cover plate, threshing, after grid cover plate, threshing, the left side of grid cover plate, feeding epicranial plate is all welded with hanging part on the left of top cover, and right side is all welded with hanging part on the right side of top cover; Grid concave plate sieve before being separated, be separated in grid concave plate sieve, be separated after grid concave plate sieve, feeding head notch board left side be all welded with hanging part on the left of notch board, right side is all welded with hanging part on the right side of notch board, and downside is all welded with notch board seed and is separated dividing plate; Be provided with concave grate deflector inside grid concave plate sieve after grid concave plate sieve, separation in grid concave plate sieve, separation before separation, channelization angle is 25 ° ~ 35 °, and pitch is 150mm, and the concave grate deflector top after installation is 50 ~ 80mm apart from threshing element gap; In threshing grid cover plate cap bar steel on blade type tooth threshing element is evenly installed, blade type tooth on cap bar steel and longitudinally axial flow threshing separation barrel blade type tooth threshing element overlap length is circumferentially 100mm, and longitudinally axial flow threshing separation barrel blade type tooth threshing element movement locus circumferentially in threshing on grid cover plate blade type tooth threshing element tooth trace between.
As shown in Figure 27 ~ 33, broken careless barrel is circumferentially evenly provided with the broken careless moving knife of 4 ~ 6 row, and the distance that broken careless moving knife is 100mm and 250m by spacing is spaced; Shed in gripper shoe at broken grass and be provided with the broken careless stationary knife of two rows, broken grass is shed the broken careless stationary knife of first row in gripper shoe and is spaced by the distance that spacing is 100mm and 40mm, and the broken careless stationary knife of second row is spaced by the distance that spacing is 120mm and 60mm; Shed afterbody in gripper shoe at broken grass to be provided with 6 ~ 8 row and to throw careless deflector, throw the broken grass that careless deflector is equidistantly arranged on full width wide and shed in gripper shoe, support plate edge line parallel shed by the throwing grass deflector of installation and broken grass; It is highly 30mm, the wide continuous triangle shape sawtooth for 50mm in bottom that broken careless moving knife top on broken careless barrel has, and the rotary cutting of tooth top direction and broken careless moving knife is to being 30 ° of angles; Broken careless barrel circumferentially broken careless moving knife motion tooth trace is shed between the tooth trace that the broken careless stationary knife of gripper shoe first row and the broken careless stationary knife of second row formed at broken grass, and the overlap length of broken careless moving knife and broken careless stationary knife is 80mm.
Specific implementation process when a kind of axial feed-type of this model being separated longitudinal axial flow rice-wheat threshing separator results paddy rice or wheat under threshing is, treat that threshing is separated rice wheat agricultural material and is fed into material by material conveying mechanism 6 and feeds 1, the spiral feeding blade 103 fed on 1 by material captures, under notch board feeding deflector 405 with the guide functions of feeding epicranial plate 304, agricultural material is fed into axial flow feeding blade 101 place, and the negative pressure of vacuum produced by axial flow feeding blade 101 is pushed to longitudinally axial flow threshing separation barrel 2 further to agricultural material, before coordinating threshing by the front 1/3 section of spike-tooth threshing element 202 circumferentially of longitudinally axial flow threshing separation barrel 2, grid cover plate 301 pairs of agricultural material seeds carry out threshing, spike-tooth threshing element 202 be separated before grid concave plate sieve under the acting in conjunction of 401 threshing seed be separated, and by being separated on 1/3 section that the front grid concave plate concave grate deflector 4010 sieved on 401 is fed in the middle part of longitudinally axial flow threshing separation barrel 2, after first 1/3 section of longitudinally axial flow threshing separation barrel 2, the seed of 60% ~ 80% is by threshing, and the seed of 30% ~ 40% is separated, not by threshing, again threshing is carried out under the effect of not separated agricultural material grid cover plate 302 in blade type tooth threshing element 203 with threshing, and blade type tooth threshing element on longitudinally axial flow threshing separation barrel 2 203 and the blade type tooth threshing element 203 of grid cover plate 302 in threshing interact and to cut off long shoot stalk, threshing seed after isolation grid concave plate sieve 403 on be separated, acting on through concave grate deflector 4010 is fed on 1/3 section, longitudinally axial flow threshing separation barrel 2 rear portion by material again, after in longitudinally axial flow threshing separation barrel 2 1/3 section, the seed of 80% ~ 95% is by threshing, the seed of 40% ~ 80% is separated, after longitudinally axial flow threshing separation barrel 2 upper trapezoid plate tooth threshing element 204 with threshing, 5% remaining seed is carried out threshing under interacting by grid cover plate 303, and after isolation on grid concave plate sieve 403,20% remaining seed is effectively separated, after grid concave plate sieve 402, separation in be separated front grid concave plate sieve 401, be separated, grid concave plate sieves 403 isolated seeds are separated the effect of dividing plate 4011 at notch board seed under and is evenly distributed on cleaning sieve for combined harvester face, agricultural material stem stalk after longitudinally axial flow threshing separation barrel 2 threshing is separated is fed into broken grass and sheds in mechanism, the acting in conjunction of the broken careless stationary knife 504 in gripper shoe 506 is shed by the broken careless moving knife 502 on broken careless barrel 501 and broken grass, stem stalk is pulverized, under the effect of throwing careless deflector 505 and broken careless side shield 507, wide for the even full width of stem stalk after pulverizing is shed in field, realize the straw-returning after results.
Claims (13)
1. an axial feed-type rice-wheat threshing separation integrated apparatus, it is characterized in that: comprise material feeding head (1), longitudinally axial flow threshing separation barrel (2), threshing grid cover plate (3), be separated grid concave grate (4), material feeding head (1) is arranged on longitudinally axial flow threshing separation barrel (2) front end, threshing grid cover plate (3) is positioned at longitudinally axial flow threshing separation barrel (2) upside, be separated grid concave grate (4) and be positioned at longitudinally axial flow threshing separation barrel (2) downside, threshing grid cover plate (3) be separated grid concave grate (4) and enclose the cylindrical shell being formed and hold longitudinally axial flow threshing separation barrel (2),
Described threshing grid cover plate (3) be made up of grid cover plate (303) after grid cover plate (302), threshing in grid cover plate (301), threshing before feeding epicranial plate (304), threshing from front to back successively along feeding direction, described separation grid concave grate (4) along feeding direction from front to back successively by feeding head notch board (404), be separated before grid concave plate sieve (401), be separated in grid concave plate sieve (402), be separated after grid concave plate sieve (403) form; Longitudinally axial flow threshing separation barrel (2) has spike-tooth threshing element (202), blade type tooth threshing element (203), trapezoidal plate tooth threshing element (204) and Lysimachia sikokiana plate (205).
2. axial feed-type rice-wheat threshing separation integrated apparatus according to claim 1, it is characterized in that: also comprise broken grass and shed mechanism (5), described broken grass sheds mechanism (5) by broken careless barrel (501), broken careless moving knife (502), broken careless cylinder cover plate (503), broken careless stationary knife (504), throw careless deflector (505), gripper shoe (506) composition shed by broken grass, broken grass is shed in gripper shoe (506) and is provided with broken careless stationary knife (504) and the careless deflector of throwing (505), the broken careless barrel (501) being provided with broken careless moving knife (502) is positioned at broken careless cylinder cover plate (503), broken grass is shed in the cavity that gripper shoe (506) and broken careless side shield (507) form.
3. axial feed-type rice-wheat threshing separation integrated apparatus according to claim 1, it is characterized in that: material feeding head (1) is by axial flow feeding blade (101), feeding rotary body (102), spiral feeding blade (103) forms, spiral feeding blade (103) is arranged on feeding rotary body (102) front end, axial flow feeding blade (101) is arranged on feeding rotary body (102) rear end, axial flow feeding blade (101) and spiral feeding blade (103) end-position are staggered, the outer rim height of axial flow feeding blade (101) flushes with the outer rim height of spiral feeding blade (103).
4. axial feed-type rice-wheat threshing separation integrated apparatus according to claim 1, it is characterized in that: material feeding head (1) is coaxially fixedly connected with longitudinally axial flow threshing separation barrel (2), first 1/3 section of longitudinally axial flow threshing separation barrel (2) circumferentially adopts 2 ~ 3 screw arrangement modes to be evenly provided with 4 ~ 6 row spike-tooth threshing elements (202), and space width is 100 ~ 150mm; Circumferentially adopt 2 ~ 3 screw arrangement modes to be evenly provided with 4 ~ 6 row blade type teeth threshing element (203) at 1/3 section, longitudinally axial flow threshing separation barrel (2) middle part, space width is 80 ~ 120mm; Longitudinally axial flow threshing separation barrel (2) extreme circumferential is evenly provided with 4 ~ 6 row Lysimachia sikokiana plates (205), and Lysimachia sikokiana plate (205) end flushes with longitudinally axial flow threshing separation barrel (2) end; Between Lysimachia sikokiana plate (205) and 1/3 section, longitudinally axial flow threshing separation barrel (2) rear portion, circumferentially adopt 2 ~ 3 screw arrangement modes to be evenly provided with 4 ~ 6 row trapezoidal plate teeth threshing element (204), space width is 150 ~ 200mm; Longitudinally axial flow threshing separation barrel (2) often row spike-tooth threshing element (202) circumferentially, blade type tooth threshing element (203), trapezoidal plate tooth threshing element (204) is corresponding with Lysimachia sikokiana plate (205) is arranged on same helix.
5. axial feed-type rice-wheat threshing separation integrated apparatus according to claim 2, it is characterized in that: broken careless barrel (501) is circumferentially evenly provided with the broken careless moving knife (502) of 4 ~ 6 row, and broken careless moving knife (502) is spaced by the distance that spacing is 100mm and 250m; Shed in gripper shoe (506) at broken grass and the broken careless stationary knife (504) of two rows is installed, broken grass is shed the upper broken careless stationary knife (504) of first row of gripper shoe (506) and is spaced by the distance that spacing is 100mm and 40mm, and the broken careless stationary knife (504) of second row is spaced by the distance that spacing is 120mm and 60mm; Shed the upper afterbody of gripper shoe (506) at broken grass and 6 ~ 8 row careless deflector of throwing (505) are installed, throw careless deflector (505) to be equidistantly arranged on the wide broken grass of full width and to shed in gripper shoe (506), it is parallel that gripper shoe (506) edge line shed by throwing grass deflector (505) of installation and broken grass.
6. axial feed-type rice-wheat threshing separation integrated apparatus according to claim 3, it is characterized in that: also comprise cover plate deflector (305), feeding epicranial plate (304) inner side is provided with cover plate deflector (305), and channelization angle is 30 ° ~ 45 °, and pitch is 100mm; Axial flow feeding blade (101) after installation and spiral feeding blade (103) top are 50 ~ 70mm apart from cover plate deflector (305) gap, feeding head notch board (404) inner side of material feeding head (1) bottom is provided with notch board feeding deflector (405), channelization angle is 30 ° ~ 45 °, and pitch is 100mm.
7. axial feed-type rice-wheat threshing separation integrated apparatus according to claim 1, it is characterized in that: before threshing in grid cover plate (301), threshing after grid cover plate (302) and threshing grid cover plate (303) by top cover round steel (306) and cap bar steel (307) composition, grid concave plate sieve (401) before being separated, be separated in grid concave plate sieve (402) and after being separated grid concave plate sieve (403) and form by notch board round steel (406) and notch board bar steel (407); Before threshing, the spacing of grid cover plate (301) upper top cover round steel (306) is 20mm, the spacing of cap bar steel (307) is 50mm, the spacing of the top cover round steel (306) in threshing on grid cover plate (302) is 40mm, the spacing of cap bar steel (307) is 80mm, after threshing, the spacing of the top cover round steel (306) of grid cover plate (303) is 20mm, and the spacing of cap bar steel (307) is 60mm; The spacing of the notch board round steel (406) before being separated on grid concave plate sieve (401) is 40mm, the spacing of notch board bar steel (407) is 80mm, in separation, the spacing of the notch board round steel (406) of grid concave plate sieve (402) is 60mm, the spacing of notch board bar steel (407) is 100mm, after being separated, the spacing of the notch board round steel (406) of grid concave plate sieve (403) is 40mm, and the spacing of notch board bar steel (407) is 80mm.
8. axial feed-type rice-wheat threshing separation integrated apparatus according to claim 3, it is characterized in that: feeding rotary body (102) is that semiellipse rotates build, the major axis of semiellipse rotary body is 15% ~ 20% of longitudinal axial flow roller body length, and minor axis length is identical with longitudinal axial flow roller body diameter; The hub ratio of axial flow feeding blade (101) is 0.65 ~ 0.70, impeller outer diameter is 500 ~ 650mm, it is highly 20mm, the wide continuous triangle shape sawtooth for 40mm in bottom that spiral feeding blade (103) top has, tooth top direction and helical blade top outer rim are 45 ° of angles, and point to spiral feeding blade (103) afterbody.
9. axial feed-type rice-wheat threshing separation integrated apparatus according to claim 4, it is characterized in that: longitudinally axial flow threshing separation barrel (2) length is 2000mm ~ 2500mm, longitudinal axial flow roller body (201) is enclosed cylinder, and diameter is 600mm ~ 800mm; Spike-tooth threshing element (202) employing diameter is that the round steel of 20mm is made, and is highly 200mm, in distance spike-tooth threshing element (202) top 30mm place bending 30 ° of angles; Blade type tooth threshing element (203) adopts thickness to be that 4mm ~ 6mm manganese steel plate is made, and blade type tooth threshing element (203) the widest part width is 55mm, and the narrowest place width is 35mm, is highly 250mm; Trapezoidal plate tooth threshing element (204) adopts thickness to be that 6mm ~ 8mm steel plate is made, and upper base width is 40mm, and width of going to the bottom is 80mm, is highly 200mm; Lysimachia sikokiana plate (205) adopts thickness to be that 6mm ~ 8mm steel plate is made, and upper base width is 200mm, and width of going to the bottom is 300mm, is highly 200mm.
10. axial feed-type rice-wheat threshing separation integrated apparatus according to claim 7, it is characterized in that, feeding epicranial plate (304) left side is welded with hanging part on the left of top cover (308), right side is welded with hanging part on the right side of top cover (309), feeding head notch board (404) left side is welded with hanging part on the left of notch board (408), and right side is welded with hanging part on the right side of notch board (409); Cap bar steel (307) and notch board bar steel (407) are highly 50mm, thickness is 10mm, circular hole is had at cap bar steel (307) and 1/3 place, notch board bar steel (407) downside, the diameter of top cover round steel (306) and notch board round steel (406) is 6mm, be bent into semicircle, be nested in the circular hole on cap bar steel (307) or notch board bar steel (407) and form grid type semicircular body.
11. axial feed-type rice-wheat threshing separation integrated apparatus according to claim 6, it is characterized in that: the continuous triangle shape sawtooth that it is highly 30mm that cover plate deflector (305) top has, bottom width is 50mm, tooth top direction and cover plate deflector outer rim are 45 ° of angles, and point to cover plate deflector (305) afterbody; It is highly 30mm, the wide continuous triangle shape sawtooth for 50mm in bottom that notch board feeding deflector (405) top has, and tooth top direction is 30 ° of angles with feeding head notch board top outer rim, and points to notch board feeding deflector (405) afterbody; Even installation before separation grid concave plate sieve (401), be separated in grid concave plate sieve (402), be separated after notch board seed under grid concave plate sieve (403) be separated dividing plate (4011) length and corresponding grid concave plate to sieve length equal, it is 100mm that notch board seed is separated dividing plate (4011) width, and thickness is 4mm.
12. axial feed-type rice-wheat threshing separation integrated apparatus according to claim 7, it is characterized in that: before separation, in grid concave plate sieve (401), separation, after grid concave plate sieve (402), separation, inside grid concave plate sieve (403), concave grate deflector (4010) is installed, channelization angle is 25 ° ~ 35 °, pitch is 150mm, and concave grate deflector (4010) top after installation is 50 ~ 80mm apart from threshing element gap; In threshing grid cover plate (302) cap bar steel (307) on blade type tooth threshing element (203) is evenly installed, blade type tooth threshing element (203) on cap bar steel (307) and longitudinally axial flow threshing separation barrel (2) blade type tooth threshing element (203) overlap length are circumferentially 100mm, and longitudinally axial flow threshing separation barrel (2) blade type tooth threshing element movement locus is circumferentially arranged between the tooth trace of the upper blade type tooth threshing element of threshing grid cover plate (302).
13. axial feed-type rice-wheat threshing separation integrated apparatus according to claim 2, it is characterized in that, it is highly 30mm, the wide continuous triangle shape sawtooth for 50mm in bottom that broken careless moving knife (502) top on broken careless barrel (501) has, and the rotary cutting of tooth top direction and broken careless moving knife (502) is to being 30 ° of angles; Broken careless barrel (501) circumferentially broken careless moving knife (502) motion tooth trace is positioned at broken grass and sheds between the tooth trace that the broken careless stationary knife of gripper shoe (506) first row (504) and the broken careless stationary knife (504) of second row formed, and broken careless moving knife (502) is 80mm with the overlap length of broken careless stationary knife (504).
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