CN2081632U

CN2081632U - Universal small-size machine set for threshing, selecting and cutting

Info

Publication number: CN2081632U
Application number: CN 90204433
Authority: CN
Inventors: 冉懋和; 冉启维
Original assignee: Individual
Current assignee: Individual
Priority date: 1990-04-02
Filing date: 1990-04-02
Publication date: 1991-07-31

Abstract

The utility model discloses a universal small machine set for threshing, selecting and cutting, which is a universal harvest machine set matching a small power motor or a diesel. The universal small machine set for threshing, selecting and cutting is used for the threshing, the selecting and the separating of various crops and completes the chopping of stalks for returning fields. The utility model has devices, such as a device for threshing, separating and stalk chopping which is composed of a unique truncated cone rasp bar knife cylinder, a top cover with a 180 DEG wrap angle, and a concave plate, a negative-pressure airflow selecting device, a vibration delivering and secondary sieving device, a variable speed and differential transmission device with an equal centre distance, etc., components, such as a frame-shaped machine frame, a walking and dual-purpose power machine base formed by a skid base and a human power wheel, etc. The utility model has the advantages of advanced technology performance, high mechanization level, simple structure, complete function, safe operation, and reliable running. One machine serves many functions.

Description

Universal small-size machine set for threshing, selecting and cutting

The utility model is that the Small Universal threshing, separation, the negative-pressure air-flow that belong to crops field results are cleaned, screened and the subsidiary unit of finishing the straw mincing and returning to the field.

The eighties is newer the 5TX-72 axial-flow thresher; these facility have Cylinder cylinder and grid concave plate; connect and support the drum shaft that an end is equipped with vee-pulley by bearing block and bearing and triangle rack are fastening; frame one side is equipped with motor base (frame); with the electromotor vee-pulley; loam cake and feeding plate are equipped with in the triangle rack top, and the right side is equipped with and is stirred flinger, clear grain tube, reflective separator, air quantity controllable register and blower fan, and little iron tyre is equipped with in the bottom.Consult " thresher " book of Chinese agriculture machinery publishing house the 1st edition publication in April, 1985 Beijing; the 132nd～138 page; this machine has had compact conformation; volume is little; in light weight; the productivity ratio height; characteristics such as working stability is reliable; there is not complicated guiding mechanism; Operation and maintenance are convenient; percentage of damage is low; do not influence seed sprouting, but deficiency is spatter loss during this machine work; cleaning loss and entrainment loss are still bigger; versatility is poor; adaptable crop species is single, and mating power is bigger, and only limits to use electromotor; though the carrying steamboat is arranged; but only adapt to a dam operation, can not satisfy the field and use and return crop stocks to the field, long distance moves more inconvenient; clean rate＜98% can not satisfy the cereal requirement of putting in storage.

The purpose of this utility model is, under the low-power machine of being convenient to the manpower transport or the supporting prerequisite of diesel engine, design a kind of mechanization degree height, to wheat, rape, paddy rice, various coarse cereals, beans and corn and herbage seed are general, finish threshing comprehensively, separate, negative-pressure air-flow is cleaned, vibrating transportation, screening and subsidiary chopping straw, can dam operation, be adapted to the farm work of complicated field piece again, the existing type advanced person of every technical and economic performance index: unit power efficient height, the threshing performance height, percentage of damage is low, the involucrum rate is low, entrainment loss is few, cleaning loss is few, the small-sized results unit that spatter loss is few.

Task of the present utility model is achieved through the following technical solutions.

Structure of the present utility model and workflow are, material (fringe bundle) drops into the feeding mouth with splash guard by the upper right side of unit, enter by 180 ° of cornerite top covers and grid concave plate and cooperate and contain truncated cone rasp bar knife cylinder up and down, form the line automatic stream rear end threshing of shedding mouthful in the shape of a spiral of the totally-enclosed material in big gap, separate and the Straw cutting machine structure, before the frame shape frame, middle entablature axis tightens the coupling spindle bearing and bearing supports drum shaft and the truncated cone rasp bar knife cylinder with back external part, left and right sides front side edge tightens connection and cooperates the left side to have the 180 ° of cornerite top covers and the grid concave plate of hinge up and down, after unclamping relevant securing member, 180 ° of cornerite top covers can be opened arbitrarily, the fastening respectively right front angle opening part of 180 ° of cornerite top covers and the opening part that left rear corner is tangentially shed mouth of being connected in of splash guard and Lysimachia sikokiana radome fairing, emersion object through 180 ° of cornerite grid concave plates with fall into the frame shape frame after broken straw rod separates before upper abdomen install have the right side inspection opening and the lural tubaeform aggregate bin that retreads, flow into again be right after lural back angle of declination be 12 ° 30 ' vibration chutes in, because vibrating transportation effect, emersion object is seed in lower floor, assorted surplus be transported on the upper strata with negative-pressure air-flow clean case total clean mouth, straw chopped is arranged in the field by shedding mouth, and cylinder speed change V-belt wheels are equipped with in the protrude end front portion behind the drum shaft.

Protrude end is equipped with the blast fan of the vortex flow impurity adsorbing blower of coaxial differential transmission special use behind the unit intermediate roll axle, bearing and vee-pulley, the spiral case of vortex flow impurity adsorbing blower is fastening to be connected on the side of the frame shape central rack left and right sides, the air inlet at center, spiral case back has each two gas flow modulation valve with the two side and cleans interior cross over pipe counterpart of case and fastening the connection with the negative-pressure air-flow that mouth is cleaned in following front side, after the work of vortex flow impurity adsorbing blower, on the one hand assorted dirt is arranged in the field by the fastening dust discharge radome fairing that is connected in the tangential impurity discharging port in vortex flow impurity adsorbing blower spiral case left side, negative-pressure air-flow is cleaned formed negative pressure in the case, air flow cleans case by negative-pressure air-flow and the total mouth of cleaning of vibration chutes enters and take away the less not plump grain of proportion through the emersion object layer, blade, the grain husk shell, disconnected grass and assorted dirt, it is up that formation mixes air-flow, enter UNICOM's bend pipe through cross over pipe two outer side clearances, when inferoanterior rotates into cross over pipe, heavier not plump grain and disconnected grass be tangential separation fall into cross over pipe after also fastening mouth to mouth connect have a peep hole, in the not plump grain collection box of weight valve and limiting plate, after accumulating constant weight, the weight valve is opened automatically by closing automatically immediately behind the outlet discharge material, the weight of weight valve can be according to what of needs reserve capacity in the not plump grain collection box, the turn position is also fixing forward or backward, negative-pressure air-flow clean case and not plump grain collection box suitable for reading with UNICOM's fastening connection of bend pipe, in addition also with the side support plate, on front supporting plate and the frame shape frame rear end, middle cross beam and the fastening connection of middle part middle cross beam, open big or turn down the gas flow modulation valve that negative-pressure air-flow is cleaned the case diverse location, can weaken or strengthen and clean current rate, satisfy the requirement of cleaning different specific weight cereal, avoid normal seed is brought in the not plump tanker.

In the unit negative-pressure air-flow clean case and vibration chutes total clean clean grain after the one's intention as revealed in what one says choosing, disconnected fringe, the weeds seed, inflows such as sand grains have clean grain sieve sheet and foreign material sieve sheet, while hierarchical screening in the double-deck clean grain sieve of foreign material slide plate, clean grain sifts out the back and flows into clean tanker, the weeds seed, grit sifts out once more after the foreign material slide plate flows into glove compartment, the disconnected fringe that does not purify enters disconnected fringe case by tail end, accumulate and drop into feeding mouth with the fringe bundle once more after the some and take off again, double-deck clean grain sieve is according to the particle size of the different cereal kernels of screening, use different apertures such as φ 7mm respectively instead, φ 8mm, a kind of in the clean grains sieve of many kinds of the φ 16mm sheets, foreign material sieve sheet is for what fix, and its aperture is φ 3mm.

Interrupted not plump grain of discharging of not plump grain collection box outlet and disconnected grass fall in the not plump grain sieve with fixing φ 8mm aperture not plump grain sieve sheet in the unit, and the not plump grain in screening back flows into not plump tanker, and disconnected grass is arranged in the field by the tail end straw outlet.

Unit middle frame shape central rack middle cross beam tightens and connects the helicoid cam vibrator with bearing block and bearing, through the V-belt with power by blast fan, bearing and vee-pulley pass to the vibrator vee-pulley, by helicoid cam pull bar head and link rod and vibration chutes and fastening connection of vibration chutes support two front ends, after the vibration chutes support connects with the vibratory sieve support is fastening again, its front and back end is connected in before the frame shape frame each two bearing on the middle cross beam and rear column support ear and rolls and cooperates with fastening by each two roller respectively, on the vibratory sieve support before and after the double-deck clean grain of respectively fastening connections sieve and not plump grain sieves.

Unit middle frame shape frame lower end connects ski type base detachable and that hold concurrently carrying usefulness, clean tanker is set in it, not plump tanker, glove compartment and disconnected fringe case, the middle part suitable for reading connection of frame shape frame lower right side and ski type base right side has slide rail and dismountable power support, change the installation site of slide rail, corresponding motor or diesel engine can be installed respectively, by special-purpose separately engine speed change V-belt wheels, power is passed to the blast fan of cylinder speed change V-belt wheels and coaxial differential transmission respectively through two groups of V-belts, bearing and vee-pulley, position, one group of V-belt on corresponding traveling roller speed change V-belt wheels and the engine speed change V-belt wheels, can obtain corresponding rotating speed 2000r/min respectively, 1400r/min～1432r/min, the height of 800r/min～866r/min, in, low three retaining rotating speeds, wherein top gear is the threshing wheat, rape, coarse cereals and herbage seed are used, the middling speed retaining is the threshing paddy rice, beans is used, bottom gear is that threshing corn is used, more than the centre-to-centre spacing A of four kinds of transmission rotating speed positions all equate, no matter truncated cone rasp bar knife cylinder is transferred to that retaining rotary speed working, blast fan, bearing and vee-pulley and vibrator vee-pulley rotating speed all remain unchanged, and negative-pressure air-flow is cleaned and vibrating transportation to satisfy, the specification requirement of screening.

Position, unit middle frame shape frame space be fastened with respectively the left side dust excluding plate, about the back go up angle dust excluding plate and transmission device dust cover, the fringe bundle is after feeding mouth drops into, all workflow all flows at the unit enclose inside, through clean tanker and not plump tanker store temporarily, for manually pack at any time, stopped in the workflow seed and lost or sneak into foreign material once again.

Unit need be grown distance when moving, two carrying thick sticks are anchored on ski type base (70) suitable for reading with half garden card bolt and stiffener to be located, the safety arrestment thick stick is anchored under the central authorities of ski type base rear portion with more than half garden card bolt and big stiffener, (73) of sled plate locate gap position before and after manpower wheel's assembly being placed again, unit self promptly forms a manpower transport vechicle, during to farm work, can shed manpower wheel's assembly and safety arrestment thick stick, the carrying thick stick unloaded and be anchored on before and after the frame shape frame (71) of column and locate with preceding method, the sled plate is helped sliding transfer at the field manpower before and after utilizing the left and right sides, when ground, no track head of district's distance is moved, also unit can be resolved into three assemblies, it is the ski type base, power support and manpower wheel's assembly are an assembly, two people lift fortune with the safety arrestment thick stick, the upper component of the fastening connection of frame shape frame is another assembly, the carrying thick stick is located and can be lifted fortune by four-player with (72) that preceding method is anchored on frame shape frame front and back column, engine, slide rail and engine speed change V-belt wheels are an assembly, and unlucky or two people lift fortune with a people.

The utility model is formed the totally enclosed threshing in big gap because design is contained up and down with 180 ° of cornerite top covers and notch board by the truncated cone rasp bar knife cylinder of uniqueness, separate and straw chopping chamber, material is the system of line automatic stream rear end (big end) in the shape of a spiral, make threshing and separate the more original mechanism of stroke and extend to 4～5 180 ° of cornerites, guaranteed threshing performance＞99.9%, separate fully, entrainment loss＜0.5%, involucrum rate＜0.3%, because cylinder-concave clearance is big, seed damage rate＜0.3%, particularly to breakable beans, percentages of damage such as corn are also very low, in the threshing stroke,, subsidiary dish out after making the chopping of straw appropriateness, both can satisfy the agriculture requirement that direct returning to farmland is made fertilizer because gentle repeatedly stranding the with the hands of rasp bar and cutter tooth torn, also can collect, achieve many things at one stroke as livestock forage grass.In threshing course because truncated cone rasp bar knife cylinder high speed left-handed rotation campaign, material and air are increased by small end (front end) Xiang Daduan gradually along with rotating the centrifugal force that produces in threshing cavity, make feeding mouth form negative-pressure air-flow, add the motion effect of rasp bar and cutter tooth, material is drawn in the shape of a spiral linear flow to big end, last shedding outside mouthful tangential discharge machine by 180 ° of cornerite top covers, need not increase other thrust member and consumed power, though so the complete machine threshing and separate stroke prolongation several times after, power efficiency still obtains good result, in the unit in the workflow of emersion object only with the helicoid cam vibrator of a uniqueness solve back angle of declination be 12 ° 30 ' the mass transport and the vibration screening needs of vibration chutes, all the other flow processs are the gravity flow operation, power is by the blast fan of invariablenes turning speed, bearing and vee-pulley transmit through a V-belt, simple and reliable for structure, power consumption is very little.Negative-pressure air-flow by uniqueness simple in structure is cleaned case, UNICOM's bend pipe, cross over pipe, the negative-pressure air-flow cleaning and sorting system that vortex flow impurity adsorbing blower and not plump grain collection box are formed, under the control of gas flow modulation valve, can satisfy the air flow cleaning requirement of any proportion cereal, and separately with clean grain and not plump grain, again respectively through double-deck clean grain sieve, the vibration screening screening system that not plump grain sieve and vibratory sieve support are formed, under obstruct with dust excluding plate and dust cover, the cereal clean rate that guarantees clean tanker reaches more than 99%, substantially reach the standard of putting in storage, double-deck clean grain sieve can satisfy the screening of different big or small grain by the sieve sheet in the different apertures of transposing.Since design by the speed change V-belt wheels of motor and diesel engine mating power, two groups of V-belts, blast fan, bearing and vee-pulleys and cylinder speed change V-belt wheels form etc. centre-to-centre spacing coaxial differential and variable ratio drive system, drive mechanism is simple and reliable, position, one group of V-belt only relatively moves, can satisfy truncated cone rasp bar knife cylinder and have high, medium and low three retaining rotating speeds, adapt to the linear velocity needs of threshing Different Crop.Because above every structural design makes unit have the universal performance of wide model.Because the associated working flow process that unit has totally enclosed threshing, separation, carries, cleans, screens and store has been stopped seed and has been lost, splash, carry secretly also few with cleaning loss, three's sum＜0.8% makes the unit can be at the field mobile working.Unit has also designed carrying thick stick, safety arrestment thick stick and ski type base, mix manpower wheel's assembly temporarily, unit itself is promptly formed manpower transport's car, when working in the field, but shed behind the relevant parts again manpower and help sliding transfer, when cut at a distance in no track, also can resolve into three assemblies and carry respectively.Unit is when the bottom gear duty, but also the separator of double as various uses is used.In sum; compare with all kinds of threshing types; the utlity model has small volume and less weight, maneuverability, be convenient to various complicated geographical environments manpower transport, one-machine-multi-function, reduce investment outlay, the mechanization degree height, alleviate to receive kind of labour's contradiction, technical performance advanced person, handling safety, reliable, novel structure is compact; can finish the threshing of 6～10 mu of crops, the task of cleaning and return crop stocks to the field every day; being particularly suitable for agricultural machinery specialist manages; can be the paid service of numerous peasant households a season, also is applicable to the use of home farm and state farm.

Concrete structure of the present utility model and working condition will be described in detail according to following drawings and Examples.

Fig. 1 is a positive end view of the present utility model.

Fig. 2 is a vertical view of the present utility model.

Fig. 1, Figure 2 shows that a concrete machine assembly, the feeding mouth in the unit upper right corner (59) has splash guard (13), before the frame shape frame (12), middle entablature axis tightens coupling spindle bearing and bearing (34), supporting has the drum shaft (33) and the truncated cone rasp bar knife cylinder (9) of back external part, cylinder speed change V-belt wheels (7) are equipped with in external part front portion, drum shaft (33) back, frame shape frame (12) left and right sides front side edge tightens connection and cooperates and contain truncated cone rasp bar knife cylinder (9) up and down, the left side has 180 ° of cornerite top covers (10) and 180 ° of cornerite grid concave plates (11) of hinge (56), form the gap, front and back end and be respectively 55mm, 35mm's is totally enclosed, material becomes helix automatic stream rear end to shed the threshing of mouthful (60), separate and straw chopping chamber, truncated cone rasp bar knife cylinder (9) point diameter φ 230mm～300mm(can be φ 240mm), rear end diameter phi 300mm～380mm(can be φ 320mm), 180 ° of cornerite top covers (10) and 180 ° of cornerite grid concave plates (11) front-end radius are respectively R170mm～205mm(and can be R175mm), back-end radius is respectively R190mm～225mm(and can be R195mm), the preceding upper abdomen of frame shape frame (12) is installed the tubaeform aggregate bin (35) with right side inspection opening (36) and the funnel mouth of retreading (61), be right after funnel mouth (61) be equipped with the back angle of declination be 11 °～13 ° (can be 12 ° 30 ') vibration chutes (41) with emersion object directly send to negative-pressure air-flow clean case (22) total clean mouthful (62), the fastening successively vortex flow impurity adsorbing blower (5) that is connected with special use in frame shape frame (12) rear portion, negative-pressure air-flow is cleaned case (22), not plump grain collection box (21), the middle part middle cross beam tightens and connects the helicoid cam vibrator (8) with bearing block and bearing, lower abdomen is equipped with double-deck clean grain sieve (42) and not plump grain sieve (23), the bottom, lower end is connected with ski type base (26) detachable and that hold concurrently carrying usefulness, and fastening respectively right front angle opening part and the left rear corner that is connected in 180 ° of cornerite top covers (10) of splash guard (13) and Lysimachia sikokiana radome fairing (55) tangentially shed the opening part of mouthful (60).

Drum shaft (33) back protrude end is equipped with the blast fan of the vortex flow impurity adsorbing blower (5) of coaxial differential transmission, bearing and vee-pulley (15), the spiral case of vortex flow impurity adsorbing blower (5) is fastening to be connected on the side of the left and right sides, frame shape frame (12) middle part, the air inlet at center, spiral case back be positioned at negative-pressure air-flow and clean the cross over pipe of case (22) (3) counterpart and fastening the connection, the tangential impurity discharging port (69) in spiral case left side also is equipped with dust discharge radome fairing (46), what the left and right sides wall that negative-pressure air-flow is cleaned case (22) had each two gas flow modulation valve (4) and a following front side cleans mouth (62), clean mouthful (62) and contain the outlet of vibration chutes (41), cross over pipe (3) deutostoma with have a peep hole (1), weight valve (20), the preceding hole counterpart of the not plump grain collection box (21) of limiting plate (19) and bottom outlet (63) and fastening connection, the weight turn forward or backward of weight valve (20) is also fixing, negative-pressure air-flow clean case (22) and not plump grain collection box (21) suitable for reading with UNICOM's bend pipe (2) counterpart and fastening the connection, also has side support plate (17), on front supporting plate (18) and frame shape frame (12) rear end, middle cross beam and the fastening connection of middle part middle cross beam, blast fan, the blast fan diameter of bearing and vee-pulley (15) is φ 300mm, the blast of vortex flow impurity adsorbing blower (5) is that 392Pa～444Pa(can be 416Pa), air quantity is 0.35m ³Mouthful (62) sectional area cleaned that/S, negative-pressure air-flow clean case (22) is 286cm ²～352cm ², to clean case middle part sectional area be 500cm ²～700cm ²(can be 600cm ²), UNICOM's bend pipe (2) sectional area is 210cm ²～230cm ²(can be 220cm ²), cross over pipe (3) sectional area is 230cm ²～270cm ²(can be 254cm ²), not plump grain collection box (21) sectional area is 308cm ²After vortex flow impurity adsorbing blower (5) starting, assorted dirt air-flow is discharged by dust discharge radome fairing (46), negative-pressure air-flow is cleaned formed negative pressure in the case (22), air flow is by seeing through the emersion object layer and enter and take away light foreign material and form that to mix air-flow up with total clean mouthful (62) of vibration chutes (41), enter UNICOM's bend pipe (2) through cross over pipe (3) two outer side clearances, when rotating into cross over pipe (3) to inferoanterior, heavier not plump grain and disconnected grass are that tangential separation falls in the not plump grain collection box (21), after accumulating constant weight, weight valve (20) is opened automatically, by closing voluntarily immediately behind outlet (63) the discharge material, open big or turn down negative-pressure air-flow and clean the gas flow modulation valve (4) of case (22) diverse location and can regulate and clean current rate, satisfy the requirement of cleaning different specific weight cereal.

Negative-pressure air-flow is cleaned total the cleaning of case (22) and vibration chutes (41) and is connect under mouthful (62) and have clean grain sieve sheet (32) and foreign material sieve sheet (31), the double-deck clean grain sieve (42) of foreign material slide plate (30), clean grain sifts out the back and flows into clean tanker (64), the weeds seed, grit sifts out once more after foreign material slide plate (30) flows into glove compartment (65), the disconnected fringe that does not purify enters disconnected fringe case (66) by tail end, accumulate and drop into feeding mouth (59) with the fringe bundle once more after the some and take off again, clean grain sieve sheet (32) can be according to the particle size of the different cereal kernels of screening, use different apertures such as φ 7mm respectively instead, φ 8mm, many kinds of sieves of φ 16mm sheet, foreign material sieve sheet (31) aperture is φ 3mm.The preceding angle of declination of clean grain sieve sheet (32) and foreign material sieve sheets (31) is 9 °～12 ° (can be 10 °), and the back angle of declination of foreign material slide plate (30) is 5 °～7 ° (can be 6 °).

Connect not plump grain sieve (23) under not plump grain collection box (21) outlet (63) with not plump grain sieve sheet (24), the not plump grain in screening back flows into not plump tanker (67), disconnected grass is discharged by tail end straw outlet (68), the aperture of not plump grain sieve sheet (24) is φ 8mm, and back angle of declination is 10 °～12 ° (can be 11 °).

Frame shape frame (12) middle part middle cross beam tightens and connects the helicoid cam vibrator (8) with bearing block and bearing, through the V-belt (14) with power by blast fan, bearing and vee-pulley (15) pass to vibrator vee-pulley (16), front end is fastening connects by helicoid cam pull bar head and link rod (37) and vibration chutes (41) and vibration chutes support (38) two, vibration chutes support (38) again with fastening connection of vibratory sieve support (25) after, rolled with fastening each two bearing (40) that is connected on preceding middle cross beam of frame shape frame (12) and the rear column support ear by each two roller (39) respectively and cooperate in its front and back end, respectively fastening double-deck clean grain sieve of connection (42) and not plump grain sieve (23) before and after vibratory sieve support (25) is gone up, the vibration frequency of helicoid cam vibrator (8) is that 6.5～6.7Hz(can be 6.6Hz), amplitude is that 10mm～16mm(can be 12mm).

Frame shape frame (12) lower end connects ski type base (26) detachable and that hold concurrently carrying usefulness, clean tanker (64) is set in it, glove compartment (65), disconnected fringe case (66) and not plump tanker (67), the middle part suitable for reading connection of frame shape frame (12) lower right side and ski type base (26) right side has slide rail (54) and dismountable power support (53), change the installation site of slide rail (54), corresponding motor or diesel engine (52) can be installed respectively, by special-purpose separately engine speed change V-belt wheels (50), power is passed to the blast fan of cylinder speed change V-belt wheels (7) and coaxial differential transmission respectively through two groups of V-belts (49), bearing and vee-pulley (15), the position of the one group of V-belt (49) on corresponding traveling roller speed change V-belt wheels (7) and the engine speed change V-belt wheels (50), can obtain three retaining different rotating speeds respectively, centre-to-centre spacing A remains unchanged, and power support (53) is gone up the also fastening safty shield (51) that is connected with.

Frame shape frame (12) position, space be fastened with respectively left side dust excluding plate (47), about the back go up angle dust excluding plate (48) and transmission device dust cover (6), the fringe bundle is after feeding mouth (59) drops into, all workflow all flows at the unit enclose inside, through clean tanker (64) and not plump tanker (67) are interim to be stored, for manually pack at any time.

When unit is moved in long distance, two carrying thick sticks (43) are anchored on ski type base (26) (70) suitable for reading with half garden card bolt (57) and stiffener (58) to be located, safety arrestment thick stick (27) is anchored under ski type base (26) the rear portion central authorities with more than half garden card bolt (28) and big stiffener (29), (73) of sled plate (44) locate gap position before and after manpower wheel's assembly (45) being placed again, unit self promptly forms a manpower transport vechicle, during to farm work, can shed manpower wheel's assembly (45) and safety arrestment bar (27), handling thick stick (43) unloaded and be anchored on before and after the frame shape frame (12) (71) of column and locate with preceding method, sled plate (44) is helped sliding transfer at the field manpower before and after utilizing the left and right sides, when ground, no track head of district's distance is moved, also unit can be resolved into three assemblies, be ski type base (26), power support (53) and manpower wheel's assembly (45) are an assembly, (27) two people lift fortune with the safety arrestment thick stick, the upper component of the fastening connection of frame shape frame (12) is another assembly, to carry thick stick (43) locates and can lift fortune by four-player with (72) that preceding method is anchored on frame shape frame (12) front and back column, engine (52), slide rail (54) and engine speed change V-belt wheels (50) are an assembly, and unlucky or two people lift fortune with a people.

Claims

1, Small Universal threshing and cleaning chopping unit has cylinder (9) and grid concave plate (11), connect and support the drum shaft (33) that an end is equipped with vee-pulley (7) by bearing block and bearing (34) and frame (12) are fastening, frame (12) one sides are equipped with motor base (frame) (53), with electromotor vee-pulley (50), feature of the present utility model is that the feeding mouth (59) in the unit upper right corner has splash guard (13), before the frame shape frame (12), middle entablature axis tightens coupling spindle bearing and bearing (34), supporting has the drum shaft (33) and the truncated cone rasp bar knife cylinder (9) of back external part, cylinder speed change V-belt wheels (7) are equipped with in external part front portion, drum shaft (33) back, frame shape frame (12) left and right sides front side edge tightens connection and cooperates and contain truncated cone rasp bar knife cylinder (9) up and down, 180 ° of cornerite top covers (10) and 180 ° of cornerite grid concave plates (11) composition gap, front and back end that the left side has hinge (56) are respectively 55mm, the totally-enclosed threshing of 35mm, separate and straw chopping chamber, truncated cone rasp bar knife cylinder (9) front and back end diameter is respectively 240mm, 320mm, 180 ° of cornerite top covers (10) and 180 ° of cornerite grid concave plates (11) front and back end radius are respectively R175mm, R195mm, the preceding upper abdomen of frame shape frame (12) is installed the tubaeform aggregate bin (35) with right side inspection opening (36) and the funnel mouth of retreading (61), be right after funnel mouth (61) be equipped with the back angle of declination be 12 ° 30 ' vibration chutes (41) through with negative-pressure air-flow clean case (22) total clean mouthful (62), the fastening successively vortex flow impurity adsorbing blower (5) that is connected with special use in frame shape frame (12) rear portion, negative-pressure air-flow is cleaned case (22), not plump grain collection box (21), the middle part middle cross beam tightens and connects the helicoid cam vibrator (8) with bearing block and bearing, lower abdomen is equipped with double-deck clean grain sieve (42) and not plump grain sieve (23), the bottom, lower end is connected with ski type base (26) detachable and that hold concurrently carrying usefulness, and fastening respectively right front angle opening part and the left rear corner that is connected in 180 ° of cornerite top covers (10) of splash guard (13) and Lysimachia sikokiana radome fairing (55) tangentially shed the opening part of mouthful (60).

2, according to the described Small Universal threshing and cleaning chopping of claim 1. unit, it is characterized in that drum shaft (33) back protrude end is equipped with the blast fan of the vortex flow impurity adsorbing blower (5) of coaxial differential transmission, bearing and vee-pulley (15), the spiral case of vortex flow impurity adsorbing blower (5) is fastening to be connected on the side of the left and right sides, frame shape frame (12) middle part, the air inlet at center, spiral case back be positioned at negative-pressure air-flow and clean the cross over pipe of case (22) (3) counterpart and fastening the connection, the tangential impurity discharging port (69) in spiral case left side also is equipped with dust discharge radome fairing (46), what the left and right sides wall that negative-pressure air-flow is cleaned case (22) had each two gas flow modulation valve (4) and a following front side cleans mouth (62), clean mouthful (62) and contain the outlet of vibration chutes (41), cross over pipe (3) deutostoma with have a peep hole (1), weight valve (20), the preceding hole counterpart of the not plump grain collection box (21) of limiting plate (19) and bottom outlet (63) and fastening connection, the weight turn forward or backward of weight valve (20) is also fixing, negative-pressure air-flow clean case (22) and not plump grain collection box (21) suitable for reading with UNICOM's bend pipe (2) counterpart and fastening the connection, also has side support plate (17), on front supporting plate (18) and frame shape frame (12) rear end, middle cross beam and the fastening connection of middle part middle cross beam, blast fan, the blast fan diameter of bearing and vee-pulley (15) is φ 300mm, and mouthful (62) sectional area cleaned that negative-pressure air-flow is cleaned case (22) is 286mm～352cm ², the middle part sectional area is 600cm ², UNICOM's bend pipe (2) sectional area is 220cm ², cross over pipe (3) sectional area is 254cm ², not plump grain collection box (21) sectional area is 308cm ²

3, according to the described Small Universal threshing and cleaning chopping of claim 1. unit, it is characterized in that double-deck clean grain sieve (42) accept vibration chutes (41) and negative-pressure air-flow clean case (22) total clean mouth (62), and clean grain sieve sheet (32) and fixing φ 3mm aperture foreign material with interconvertible different aperture such as φ 7mm, φ 8mm, φ 16mm sieve sheet (31), foreign material slide plate (30), the preceding angle of declination of clean grain sieve sheet (32) and foreign material sieve sheets (31) is 10 °, and the back angle of declination of foreign material slide plate (30) is 6 °.

4, according to the described Small Universal threshing and cleaning chopping of claim 1. unit, it is characterized in that not plump grain sieve (23) accepts not plump grain collection box (21) bottom outlet (63), and to have back angle of declination be that 11 ° the not plump grain in φ 8mm aperture sieves sheet (24) and tail end straw outlet (68).

5, according to the described Small Universal threshing and cleaning chopping of claim 1. unit, it is characterized in that frame shape frame (12) middle part middle cross beam tightens the helicoid cam vibrator (8) that connection has bearing block and bearing, through the V-belt (14) with power by blast fan, bearing and vee-pulley (15) pass to vibrator vee-pulley (16), front end is fastening connects by helicoid cam pull bar head and link rod (37) and vibration chutes (41) and vibration chutes support (38) two, vibration chutes support (38) again with fastening connection of vibratory sieve support (25) after, rolled with fastening each two bearing (40) that is connected on preceding middle cross beam of frame shape frame (12) and the rear column support ear by each two roller (39) respectively and cooperate in its front and back end, respectively fastening double-deck clean grain sieve of connection (42) and not plump grain sieve (23) before and after vibratory sieve support (25) is gone up, the amplitude of helicoid cam vibrator (8) is 12mm.

6, according to the described Small Universal threshing and cleaning chopping of claim 1. unit, it is characterized in that frame shape frame (12) lower end connects ski type base (26) detachable and that hold concurrently carrying usefulness, clean tanker (64) is set in it, glove compartment (65), disconnected fringe case (66) and not plump tanker (67), the middle part suitable for reading connection of frame shape frame (12) lower right side and ski type base (26) right side has slide rail (54) and dismountable power support (53), change the installation site of slide rail (54), motor or diesel engine (52) can be installed respectively, by special-purpose separately engine speed change V-belt wheels (50), power is passed to the blast fan of cylinder speed change V-belt wheels (7) and coaxial differential transmission respectively through two groups of V-belts (49), bearing and vee-pulley (15), the position of the one group of V-belt (49) on corresponding traveling roller speed change V-belt wheels (7) and the engine speed change V-belt wheels (50), can obtain three retaining different rotating speeds respectively, centre-to-centre spacing A remains unchanged, and power support (53) is gone up the also fastening safty shield (51) that is connected with.

7, according to the described Small Universal threshing and cleaning of claim 1. chopping unit, it is characterized in that frame shape frame (12) position, space be fastened with respectively left side dust excluding plate (47), about the back go up angle dust excluding plate (48) and transmission device dust cover (6).

8, according to the described Small Universal threshing and cleaning chopping of claim 1. unit, it is characterized in that two carrying thick sticks (43) are anchored on ski type base (26) (70) suitable for reading with half garden card bolt (57) and stiffener (58) to be located, safety arrestment thick stick (27) is anchored under ski type base (26) the rear portion central authorities with more than half garden card bolt (28) and big stiffener (29), (73) indentation, there of sled plates (44) before and after again manpower wheel's assembly (45) being placed, (71) that two carrying thick sticks (43) also can be anchored on frame shape frame (12) locate or (72) are located.