CN2664366Y - Small-sized rice and wheat combine harvester - Google Patents

Abstract

A small-sized rice and wheat combine harvester comprises two major parts including a drive part and a working part, wherein, the drive part adopts a ride steering wheel drive device; the upper part of the frame rack of the drive part is provided with two parallel tracks; a power machine capable of being regulated and moving backwards and forwards is arranged at the upper part inside a gear box as well as on the frame rack; the working part can be a combine harvesting device mainly comprising a header frame, a standing grain cutter, a standing grain puller, a standing grain conveying groove, a separation rolling box, a grain conveying cylinder and a lower cutter. With simple structure, convenient and flexible operation, the utility model is particularly suitable to be used in small paddy field; moreover, trial use shows that the utility model has outstanding use effect.

Description

Small-sized rice/wheat combine

Technical field

The utility model belongs to a kind of harvesting machinery, especially can save the too high rice/wheat combine of rice wheat percent of loss and straw.

Background technology

After the 21st century China joined WTO, the economy of China grows continuously and fast, and has also become the bright spot that attracts people's attention most in the global economy, so agricultural machinery also developed rapidly, and the agricultural mechanization degree is also more and more higher.But the paddy rice harvesting machinery that suitable southern hills area small piece paddy field uses also seldom.At present, known combine, the big heaviness of machine, rice cutter adopts once cutting, and the straw that stays after the harvesting is too high, and these machineries can't be used substantially to small piece paddy field.For this reason, the applicant has designed a kind of " small rice combine ", and has proposed patent application to Patent Office of the People's Republic of China, and application number is respectively 00113632.1 and 00225458.1, the applying date: on August 18th, 2000.This machinery is grouped into by drive part and reaping part, its drive part adopts takes advantage of a steering-wheel type drive unit, comprise driving wheel, engine, frame, handrail and gearbox, engine is installed on the top of gearbox sidepiece, its harvesting part mainly is made up of header device, defeated standing grain device and sheller unit, the advantage of this machine is simple structure, but weak point is promptly arranged: threshing machine in the two poles of the earth was long before and after one, threshing case were divided into, and sent the oversize percentage of damage of grain silo too much; Two, tooth post and road post standoff distance are too near, and lower stalk cutting device is hung grass; Three, engine is installed in the gearbox sidepiece, and the weight irrelevancy is capable, the very difficulty of working in the paddy field.

Summary of the invention

The purpose of this utility model is according to current country practical conditions of demand, design a kind of rice/wheat combine of small portable, adopt two bar hydraulic lifting cedings of Taiwan, engine is located at the preceding middle top of gearbox, gear mechanism adopts the direction assembly to rotate engage a gear, be provided with lower stalk cutting device in the frame back lower place, the bottom straw is cut into two sections, realize returning crop stocks to the field, and it is simple in structure, in light weight, cost is low, and is easy to operate.

Major technique measure of the present utility model is as follows:

A kind of small-sized rice/wheat combine, form by driving and work two large divisions, its drive part adopts takes advantage of a steering wheel drive unit, comprise driving wheel, engine, the support frame, direction machine assembly and gearbox, its support frame top is two parallel orbits, engine is installed on the support frame and can moves forward and backward adjustment, deflecting roller is located at the frame back lower place, its deflecting roller top is provided with seat board, have hydraulic pump at seat board, regulate ceding of Taiwan height by the hydraulic handle of being located on the hydraulic pump arbitrarily by hydraulic stem, gearbox is the wide shape in back, round down top, above gearbox, be provided with secondary gear handle, its rear portion is provided with direction machine assembly, above direction machine assembly, be provided with the gear handle, thereby the shifting fork bar that is rotated by being located in the gearbox by the gear handle makes the meshing purpose that realizes gear shift of the duplex tooth move left and right of being located on the shift fork, working portion is for being combine harvester, it is by the defeated standing grain device of the ceding of Taiwan, clean sheller unit and following cutter sweep composition, be located at gearbox the place ahead and back upper place respectively, following cutter rotates by gear and can regulate cutting-height arbitrarily.

The utility model is simple in structure, and is flexible to operation, in light weight, and performance and price is more excellent.

Description of drawings

Below in conjunction with accompanying drawing and the embodiment that provides thereof the utility model is further described:

Fig. 1 is embodiment---be combine structure vertical view

Fig. 2 is embodiment---the utility model structure right view

Fig. 3 is embodiment---separation rolling case sectional structure chart

Fig. 4 is embodiment---send paddy same sectional structure chart

Fig. 5 is embodiment---under rice cutter part sectional structure chart

Fig. 6 is embodiment---under rice cutter master TV structure figure

Fig. 7 is embodiment---gearbox section right view

Fig. 8 is embodiment---gearbox external structure schematic diagram

Embodiment

See also Fig. 1 to Fig. 8, the utility model is made of driving and work two large divisions, its drive part adopts takes advantage of a steering wheel drive unit, comprise driving wheel 16, engine 15, support frame 14, direction machine assembly 47 and gearbox 19, its support frame 14 tops are two parallel orbits, engine 15 is installed on the support frame 14 and can moves forward and backward adjustment, gearbox 19 is the wide shape in back, round down top, its top is provided with secondary gear handle 48, its rear portion is provided with direction machine assembly 47, gear shift is very difficult owing to work in the paddy field, adopt direction machine assembly to rotate gear shift, above direction machine assembly 47, be provided with gear handle 44, rotate by gear handle 44, thereby make the meshing purpose that realizes gear shift of the duplex tooth move left and right of being located on the shift fork 66 by the shifting fork bar of being located in the gearbox 65, support frame 14 is located at gearbox 19 front portions, its rear portion is equiped with frame 27, be provided with power clutch belt pulley 17 on gearbox 19 right-hand member tops, its left end is respectively equipped with operative clutch sprocket wheel 18, operative clutch 33 and brake 67, driving wheel 16 is located at the two ends of gearbox 19 bottom output shafts, below steering wheel 42, be respectively equipped with operative clutch handle 34, power clutch pin handle 45 and brake pin handle 46, deflecting roller 43 is located at frame 27 rear lowers, above deflecting roller 43, be provided with seat board 41, be provided with hydraulic pump 40 in seat board 41 bottoms, promote up and down by the hydraulic handle of being located on the hydraulic pump 40 24, also can regulate cutting table frame 11 height arbitrarily by oil pipe and hydraulic stem 13.

Working portion can be combine harvester, is installed on gearbox 19 the place aheads and back upper place, it by the defeated standing grain device of the ceding of Taiwan, clean sheller unit and following cutter sweep is formed, division is as follows:

1, the standing grain device is failed in the ceding of Taiwan: comprise the nearside divider 3 of being located at cutting table frame 11 front part sides, rice cutter 5 and seedling-plucking device 2, seedling-plucking device 2 is located at the front upper place of rice cutter 5, seedling-plucking device 2 is driven by belt pulley 1, the ceding of Taiwan stirs 9, by bearing block support at cutting table frame 11 two ends, stir 9 sides in the ceding of Taiwan and be equiped with sprocket wheel 8 and belt pulley 7, the axle 12 of passing a bridge is located at the cutting table frame rear portion, band eccentric shaft sprocket wheel 10 drives on the axle 12 of passing a bridge by being located at, promoting wig-wag 4 by connecting rod 6 swings, make rice cutter 5 do left and right sides cutting movement, band eccentric shaft sprocket wheel 10 drives, driving sprocket wheel 8 rotates, driving belt pulley 1 by belt pulley 7 by belt rotates, the seedling-plucking device 2 of being located at rice cutter 5 front upper places is pulled out standing grain in the cutting table frame 11, stir 9 by the ceding of Taiwan and force to be pushed in the straw-conveying groove 22, seedling transfering chain wheel 37 rotates standing grain to be transported to grain delivering gear by seedling transfering chain bar 39 and separates rolling case 23 porch.

2, clean sheller unit: comprise and be located at the shelves paddy plate 35 that separates rolling case 23 sides, lower left quarter send grain silo 29, send paddy to stir 52, bevel gear box 31 and band eccentric shaft sprocket wheel 10, separating rolling case 23 cross sections is last round inferior pyramidal, its inner and upper is provided with and establishes threshing cylinder 51 in the grass guide board 36, the bottom is established screen cloth 50 and bottom, top and is established and push away paddy and stir 49, above separating rolling case 23 tops, be provided with grass outlet 21, straw-conveying groove 22 front portions are connected its rear portion with cutting table frame 11, separating rolling case 23 inlet two ends and can move up and down with bearing block support by bearing, driving the sprocket wheel of being located on the defeated standing grain axle 20 by operative clutch sprocket wheel 18 by chain rotates, driving sprocket wheel 30 by the sprocket wheel 32 of being located at the defeated standing grain axle outside makes threshing cylinder 51 rotations clean threshing, grain goes into to separate rolling case 23 bottoms by screen cloth 50 filters, be provided with out the mouth of a valley 28 in sending grain silo 29 inlets to be connected at separation rolling case 23 lower left quarters, stir 49 and grain pushed send grain silo 29 inlet by pushing away paddy, drive by chain by operative clutch sprocket wheel 18, band eccentric shaft sprocket wheel 10 rotates and makes bevel gear 54 and bevel gear 53 break-ins of being located in the bevel gear box 31, rotate by sending paddy to stir 52 after the speed change, grain is sent, go out the mouth of a valley 28, straw is discharged through grass outlet 21 and is spread fertilizer over the fields Tanaka.

3, following cutter sweep: comprise the connecting rod of being located on the band eccentric shaft sprocket wheel 10 6, swing seat 59, regulating shaft 25, adjusting gear 64 and tooth post 26, tooth post 26 tops are located in the tooth column sleeve 63, its underpart is connected in rice cutter 5 parts, tooth column sleeve 63 is located at frame 27 rear portions, be provided with adjusting gear 64 at tooth column sleeve 63 rear portions, adjusting gear 64 is located on the regulating shaft 25, rotate by the regulating shaft of being located on the frame 27 25, the adjusting gear of being located on the regulating shaft 25 64 is rotated, by the tooth bar of being located on the tooth post 26 tooth post 26 is moved up and down, move up and down the adjusting cutting-height by the rice cutter 5 that is engaged on tooth post 26 belows, Swing Road post 56 is located at tooth post 26 front portions, in Swing Road post 56 two, be respectively equipped with bearing 61, Swing Road post 56 bottoms link to each other in rice cutter 5 parts, locate in top, tooth post 26 top by connecting plate 62 on its top, swing seat 59 is located at frame 27 tops, be respectively equipped with swing cover 60 and Swing Road post 56 in it, rotate by band eccentric shaft sprocket wheel 10, by connecting rod 6 swing pole 58 front and back of being located on the swing cover 60 are promoted, swing cover 60 swings the swinging mounting 55 of being located at Swing Road post 56 lower front by key 57, makes left and right sides cutting movement by parts by rice cutter 5.

Its course of work is as follows:

Starting engine 15 rotates gear handle 44, and this moment, clutch closed, and machine promptly begins to travel.During harvesting, the operative clutch of closing handle 34, complete machine promptly enters duty by chain gear transmission.By nearside divider 3 standing grain is separated, seedling-plucking device 2 pulls out standing grain in the cutting table frame 11 then, cutter by rice cutter 5 cuts off standing grain, the ceding of Taiwan is stirred 9 pressures standing grain is input to straw-conveying groove 22 inlets then, standing grain is sent into to separate in the rolling case 23 carry out threshing by being located at grain delivering gear 38 on the seedling transfering chain 39, grain falls down screen cloth and stirs 49 and be pushed into and send grain silo inlet by pushing away paddy, delivers to out the mouth of a valley 28 and discharges by sending paddy to stir 52, and straw is discharged by grass outlet 21 and spread fertilizer over the fields Tanaka.

This shows, the utility model simple structure, easy to operate, flexible, be particularly suitable for small piece paddy field, through practice test, prove that its result of use is superior.

Claims (3)

1, a kind of small-sized rice/wheat combine, form by driving and work two large divisions, its drive part adopts takes advantage of a steering wheel drive unit, comprise driving wheel, engine and frame, it is characterized in that: its support frame [14] top is two parallel orbits, engine [15] is installed on support frame [14] upward also can move forward and backward adjustment, deflecting roller [43] is located at frame [27] back lower place, its deflecting roller [43] top is provided with seat board [41], have hydraulic pump [40] at seat board [41], regulate ceding of Taiwan height by the hydraulic handle of being located on the hydraulic pump [40] [24] arbitrarily by hydraulic stem [13], gearbox [19] is the wide shape in back, round down top, be provided with secondary gear handle [48] in gearbox [19] top, its rear portion is provided with direction machine assembly [47], be provided with gear handle [44] in direction machine assembly [47] top, the shifting fork bar [65] that is rotated by being located in the gearbox [19] by gear handle [44] makes the duplex tooth of being located on the shift fork [66] move meshing, be provided with power clutch belt pulley [17] on gearbox [19] right-hand member top, its left end is respectively equipped with operative clutch sprocket wheel [18], operative clutch [33] and brake [67] are respectively equipped with operative clutch handle [34] in steering wheel [42] below, power clutch pin handle [45] and brake pin handle [46].

2, small-sized rice/wheat combine according to claim 1, it is characterized in that: its working portion is a combine harvester, this combine harvester is installed on gearbox [19] the place ahead and back upper place, it by the defeated standing grain device of the ceding of Taiwan, clean sheller unit and following cutter sweep is formed, wherein:

A, the defeated standing grain device of the ceding of Taiwan: comprise nearside divider [3] rice cutter [5] and the seedling-plucking device [2] of being located at cutting table frame [11] front part sides, seedling-plucking device [2] is located at the front upper place of rice cutter [5];

B, clean sheller unit: comprise be located at separate rolling case [23] lower left quarter send grain silo [29], send paddy to stir [52], bevel gear box [31] and band eccentric shaft sprocket wheel [10], separating rolling case [23] cross section is last round inferior pyramidal, its inner and upper is provided with establishes threshing cylinder [51] bottom and establishes screen cloth [50] and bottom, top and establish and push away paddy and stir [49] in the grass guide board [36], straw-conveying groove [22] is anterior to be connected in cutting table frame [11], its rear portion is being separated rolling case [23] inlet two ends by bearing with bearing block support, sets out the mouth of a valley [28] in sending grain silo [29] inlet to be connected at separation rolling case [23] lower left quarter.

3, according to the described small-sized rice/wheat combine of claim 1 to 2, it is characterized in that: swing seat [59], regulating shaft [25], adjusting gear [64] and tooth post [26], tooth post [26] top is located in the tooth column sleeve [63], its underpart is connected with rice cutter [5] parts, tooth column sleeve [63] is located at frame [27] rear portion, is provided with adjusting gear [64] at tooth column sleeve [63] rear portion.

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