CN102783302B - Self walking type garlic combine harvester - Google Patents

Self walking type garlic combine harvester Download PDF

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Publication number
CN102783302B
CN102783302B CN201210246514.6A CN201210246514A CN102783302B CN 102783302 B CN102783302 B CN 102783302B CN 201210246514 A CN201210246514 A CN 201210246514A CN 102783302 B CN102783302 B CN 102783302B
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CN
China
Prior art keywords
garlic
axle
clamping device
clamping
head
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Expired - Fee Related
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CN201210246514.6A
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Chinese (zh)
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CN102783302A (en
Inventor
张华�
荐世春
孔凡祝
刘学峰
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Shandong Agriculture Machinery Research Institute
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Shandong Agriculture Machinery Research Institute
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Priority to CN201210246514.6A priority Critical patent/CN102783302B/en
Publication of CN102783302A publication Critical patent/CN102783302A/en
Application granted granted Critical
Publication of CN102783302B publication Critical patent/CN102783302B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The invention discloses a self walking type garlic combine harvester, which comprises a walking base plate, an engine, a bottom frame, a lifting frame, a clamping device, a garlic seedling paving and placing groove, a garlic head conveying groove and a garlic head collecting box, wherein a base plate driving axle is arranged on the walking base plate, the bottom frame is connected with the walking base plate, the back end of the lifting frame is connected with the bottom frame, the front end of the lifting frame is hinged and connected with a lifting oil cylinder, the lifting oil cylinder rotates around a rotating shaft of the lifting frame, the lower part of the front end of the lifting frame is provided with a digging device, a film breaking cutter is arranged at the front part of the digging device, the front part of the film digging cutter is provided with a seedling separating device, the clamping device comprises a clamping passage and a clamping driving motor, the clamping device is connected with the lifting frame, the engine is arranged at the back part of the walking base plate, a hydraulic pump is arranged in a front end gearbox of the engine and is connected with the clamping driving motor, the back end of the engine is connected with a variable motor pump, the garlic seedling paving and placing groove is arranged at the right side of the walking base plate, the garlic seedling paving and placing groove, the garlic head conveying groove and the bottom frame are connected, and the garlic head collecting box is positioned at the left side of the walking base plate.

Description

Self-propelled garlic combined harvester
Technical field
The present invention relates to agriculture combined harvester technical field, relate in particular to a kind of self-propelled garlic combined harvester.
Background technology
China is in the world main garlic producing country, consumer and exported country, the annual planting garlic gross area is more than 1,000 ten thousand mu, wherein planting garlic area in Shandong Province's accounts for the more than 40% of national total area, planting garlic generally through the applying fertilizer to the subsoil of soil, plough whole, play furrow, after seed selection, plantation, overlay film, pouring (punching is fertile), field management, results, results, pick up the production links such as processing (removing the coring of garlic stalk and garlic), classification.At present, garlic results mainly contain two kinds of modes: a kind of is traditional artificial results mode of production, by homemade simple and easy flat chisel hand digging, employing, manually pick up and tremble soil, and the defect of existence is that production efficiency is lower.Another kind is to gather in the crops with excavation machinery, the feature of existing garlic harvesting is as follows: adopt excavation mode, use grafter (have to row loosen the soil shovel and not to row view picture flat scraper type) or rotary cutting disc garlic is excavated out from soil, the defect that this excavation mode exists is, thereby excavating depth is not easy to control to cause and cuts garlic, hinders garlic phenomenon, during operation simultaneously, easily block up, simultaneously because various places agronomy is different, line-spacing and spacing in the rows exist difference thereby bad adaptability, and quality is unreliable etc., great majority all do not have batch production and large scale application.Although some garlic digging harvester is with trembling native carrier chain, the garlic of excavating is trembled to the rear lay of soil, then manually pick up, but, after results garlic stems, the most of bending lodging in garlic plants stems stalk top, cause garlic plants stems stalk to interweave mutually, existing planting garlic pattern great majority are plastic mulching in addition, so thereby while having residual mulching film digging operation when results garlic again because of multirow put together in heaps cause to be wound around heap, be unfavorable for picking up operation.Also be not applicable to various Planting Row Distances at present, can once complete excavation, conveying, excision garlic stem stalk and coring, the head of garlic collect the self-propelled garlic digging harvester tool of the operations such as vanning, for improving garlic harvesting level, alleviate peasant labour intensity, enhance productivity, increase peasant's receipts and all there is important, realistic meaning.
Summary of the invention
Object of the present invention be exactly for solve that prior art exists cut garlic, hinder garlic, operation is blocked up, and bad adaptability, quality is unreliable and not can manufacture the problem with large scale application; A kind of self-propelled garlic combined harvester is provided; This reaping machine passes through driven by engine hydraulic pump as walking and operation power, can disposablely complete garlic divides standing grain, rupture of membranes, excavation, clamping, cutting, the head of garlic to carry collection and garlic bolt lay integration of operation function, have advantages of that strong adaptability, reliability are high, be applicable to batch production and large scale application.
To achieve these goals, the present invention adopts following technical scheme:
Self-propelled garlic combined harvester, comprises walking chassis, engine, underframe, crane, clamping device, garlic bolt lay groove, head of garlic delivery chute, head of garlic collecting box, described walking chassis is provided with chassis drive axle, and described underframe is connected with walking chassis, and described crane rear end is connected with underframe, front end and hoist cylinder are hinged, hoist cylinder turns round around crane rotating shaft, the front end bottom of crane is provided with excavating gear, and excavating gear front portion is provided with membrane rupturing knife, and the front portion of membrane rupturing knife is provided with nearside divider; Described clamping device comprises clamping passage, clamping CD-ROM drive motor, clamping device is connected with crane, engine is located at the rear portion on walking chassis, the front end gear-box of engine is equipped with hydraulic pump, hydraulic pump is connected with clamping CD-ROM drive motor, engine rear end be positioned at variable displacement motor pump on the drive axle of chassis be connected, for driving walking chassis; Garlic bolt lay groove is located at walking right side, chassis, and described garlic bolt lay groove, head of garlic delivery chute are connected with underframe, and the garlic bolt after cutting is discharged to the ground of unit one side through lay groove, and head of garlic collecting box is positioned at left side, walking chassis, and the head of garlic enters collecting box through head of garlic delivery chute.
Described clamping passage is provided with four groups, and described clamping passage comprises clamping device frame, driving wheel, follower, straw shift wheel, axle I, axle II; Driving wheel is connected transferring power with follower by rubber clamping band, described CD-ROM drive motor is arranged on clamping device frame, the output shaft of CD-ROM drive motor is connected with axle I, axle I, axle II are connected with clamping device frame respectively, two gears of the gear pair being meshed are contained in respectively in axle I and axle II, in axle I, axle II, be equipped with sprocket wheel I and driving wheel, driving wheel is connected with rubber clamping band; Follower is located at the front end of clamping device frame, and straw shift wheel is connected with follower; Clamping device frame is provided with tensioning wheel assembly, tensioning wheel assembly comprises tensioning wheel carrier, regulating wheel rotating shaft, extension spring and regulating wheel, regulating wheel rotating shaft is fixed on clamping device frame with nut, tensioning wheel carrier is arranged in regulating wheel rotating shaft, and regulating wheel is arranged on tensioning wheel carrier by bearing fit, and the two ends of extension spring are connected with tensioning wheel carrier, clamping device frame respectively; The rear portion of clamping device frame is provided with stationary knife, is provided with moving knife below, stationary knife coordinates with moving knife, and moving knife is connected with clamping device frame, and sprocket wheel I is connected with moving knife by chain and drives moving knife to rotate, when garlic bolt enters into the stationary knife at clamping device frame rear portion along rubber clamping band, moving knife cuts the head of garlic.
The output shaft of described CD-ROM drive motor is connected with axle I by axle sleeve I, and described axle I, axle II are connected with clamping device frame by bearing respectively, and described straw shift wheel is screwed on follower, and described moving knife is connected with clamping device frame by the bearing in bearing block.
Head of garlic delivery chute comprises conveying pot shell; axle III; conveying lever, carries motor, and described conveying motor is connected with axle III by axle sleeve; described axle III coordinates with carrying pot shell by bearing block; described axle III is provided with two sprocket wheel II, and described sprocket wheel II is connected with two chain II respectively, and two chain II connect, form flexible delivery passage by conveying lever; conveying lever is provided with protective sleeve, and head of garlic delivery chute is arranged on underframe by bolt.
The front end bottom of crane is provided with conduit, and excavating gear is located in conduit, and conduit is connected by adjusting bolt with the upper end of excavating gear.Excavating gear is with crane rotation, adjusting terrain clearance, and while rotating adjusting bolt, excavating gear moves axially, adjusts excavating depth along adjusting bolt.
After underframe, be provided with pin sleeve, garlic bolt lay groove is coordinated and is connected with underframe by bearing pin, pin sleeve.
Described nearside divider is bolted on the front end of crane.
Described crane is provided with clamping device rotating shaft, adjusts pull bar, and described clamping device is hinged by clamping device rotating shaft, adjustment pull bar and crane.By crane, rotate and regulate terrain clearance, by adjusting pull bar, regulate its clamped height.
Engine is connected with variable displacement motor pump by variable pump motor V band.
Underframe is fixed by bolts on walking chassis.
Operation principle of the present invention is: the present invention includes walking chassis, engine, underframe, crane, clamping device, garlic bolt lay groove, head of garlic delivery chute, head of garlic collecting box, described walking chassis is provided with chassis drive axle, described underframe is connected with walking chassis, described crane rear end is connected with underframe, front end and hoist cylinder are hinged, and hoist cylinder is around crane rotating shaft revolution, and the front end bottom of crane is provided with excavating gear, excavating gear front portion is provided with membrane rupturing knife, and the front portion of membrane rupturing knife is provided with nearside divider; Described clamping device comprises clamping passage, clamping CD-ROM drive motor, clamping device is connected with crane, engine is located at the rear portion on walking chassis, the front end gear-box of engine is equipped with hydraulic pump, hydraulic pump is connected with clamping CD-ROM drive motor, engine rear end be positioned at variable displacement motor pump on the drive axle of chassis be connected, for driving walking chassis; Garlic bolt lay groove is located at walking right side, chassis, and described garlic bolt lay groove, head of garlic delivery chute are connected with underframe, and the garlic bolt after cutting is discharged to the ground of unit one side through lay groove, and head of garlic collecting box is positioned at left side, walking chassis, and the head of garlic enters collecting box through head of garlic delivery chute.Described clamping passage is provided with four groups, and described clamping passage comprises clamping device frame, driving wheel, follower, straw shift wheel, axle I, axle II; Driving wheel is connected transferring power with follower by rubber clamping band, described CD-ROM drive motor is arranged on clamping device frame, the output shaft of CD-ROM drive motor is connected with axle I, axle I, axle II are connected with clamping device frame respectively, two gears of the gear pair being meshed are contained in respectively in axle I and axle II, in axle I, axle II, be equipped with sprocket wheel I and driving wheel, driving wheel is connected with rubber clamping band; Follower is located at the front end of clamping device frame, and straw shift wheel is connected with follower; Clamping device frame is provided with tensioning wheel assembly, tensioning wheel assembly comprises tensioning wheel carrier, regulating wheel rotating shaft, extension spring and regulating wheel, regulating wheel rotating shaft is fixed on clamping device frame with nut, tensioning wheel carrier is arranged in regulating wheel rotating shaft, and regulating wheel is arranged on tensioning wheel carrier by bearing fit, and the two ends of extension spring are connected with tensioning wheel carrier, clamping device frame respectively; The rear portion of clamping device frame is provided with stationary knife, is provided with moving knife below, stationary knife coordinates with moving knife, and moving knife is connected with clamping device frame, and sprocket wheel I is connected with moving knife by chain and drives moving knife to rotate, when garlic bolt enters into the stationary knife at clamping device frame rear portion along rubber clamping band, moving knife cuts the head of garlic.Facility are in the process of advancing, the nearside divider that is positioned at unit front end separately enters results passage separately by garlic bolt, membrane rupturing knife is scratched mulch film simultaneously, prevent from causing being wound around and stop up, excavating gear digs pine from bottom surface by the head of garlic, be beneficial to be unearthed, the garlic bolt that enters results passage enters rubber strip clamping device under the effect of straw shift wheel, garlic bolt is upwards carried backward under the effect of clamping device, enter the head of garlic cutter sweep of clamping device rear end, after the head of garlic is cut, fall into head of garlic delivery chute, be transported to immediately head of garlic collecting box, and garlic bolt after cutting continues backward to move under the operation of rubber clamping band, finally enter garlic bolt lay groove by the general ground that is put into unit one side.
Beneficial effect of the present invention:
1. this reaping machine, by driven by engine hydraulic pump as walking and operation power, can disposablely complete garlic and divide standing grain, rupture of membranes, excavation, clamping, cutting, the head of garlic to carry collection and garlic bolt lay integration of operation function;
2. can conveniently adjust excavating depth and its clamped height, to adapt to the garlic results under Different Ways of Planting;
3. owing to taking in garlic to have adopted to dig in process, pull out the working method combining, reduced the walking resistance in the course of work, greatly reduce machine energy consumption;
4. in results process, adopt to dig and pull out the harvesting approach combining, and adopted rubber strip flexible clamping mechanism, can reduce to greatest extent the injury to the head of garlic;
5. in head of garlic course of conveying, due to the conveying plant of employing with protective sleeve, greatly reduced the head of garlic damage causing because colliding with.
6. have advantages of that strong adaptability, reliability are high, be applicable to batch production and large scale application.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is the structural representation of clamping device of the present invention;
Fig. 3 is the partial structurtes schematic diagram of the vertical view of Fig. 2;
Fig. 4 is the structural representation of head of garlic delivery chute of the present invention;
Fig. 5 is the A-A cutaway view of Fig. 4;
Fig. 6 is the structural representation of excavating gear of the present invention;
In figure: 1-nearside divider, 2-membrane rupturing knife, 3-excavating gear, 4-clamping device, 5-hoist cylinder, the 6-chassis of walking, the rotating shaft of 7-crane, 8-underframe set bolt, 9-variable pump motor V band, 10-variable pump motor, 11-chassis drive axle, 12-engine, 13-garlic bolt lay groove, 14-head of garlic delivery chute, 15-head of garlic collecting box, the rotating shaft of 16-clamping device, 17-underframe, 18-crane 19-adjusts pull bar, 20-clamps CD-ROM drive motor, 21-gear pair, 22-chain I, 23-bearing block, 24-tensioning wheel assembly, 25-adds and holds device frame, 26-follower, 27-extension spring, 28-tensioning wheel carrier, the rotating shaft of 29-regulating wheel, 30-rubber clamping band, 31-stationary knife, 32-moving knife, 33-driving wheel, 34-sprocket wheel I, 35-straw shift wheel, 36-carries pot shell, 37-chain II, 38-bearing block, 39-conveying lever, 40-protective sleeve, 41-axle III, 42-bolt, 43-carries motor, 44-axle sleeve, 45-adjusting bolt 46-sprocket wheel II, 47-axle I, 48-axle II, 49-axle sleeve I, 50-regulating wheel.
Embodiment
Below in conjunction with accompanying drawing and embodiment, the present invention will be further described.
Self-propelled garlic combined harvester, in conjunction with figure to Fig. 6, comprise walking chassis 6, engine 12, underframe 17, crane 18, clamping device 4, garlic bolt lay groove 13, head of garlic delivery chute 14, head of garlic collecting box 15, described walking chassis 6 is provided with chassis drive axle 11, described underframe 17 is connected with walking chassis 6, described crane 18 rear ends are connected with underframe 17, front end and hoist cylinder 5 are hinged, hoist cylinder 5 is around crane rotating shaft 7 revolutions, the front end bottom of crane 18 is provided with excavating gear 3, excavating gear 3 front portions are provided with membrane rupturing knife 2, the front portion of membrane rupturing knife 2 is provided with nearside divider 1, described clamping device 4 comprises clamping passage, clamping CD-ROM drive motor 20, clamping device 4 is connected with crane 18, engine 12 is located at the rear portion on walking chassis 6, the front end gear-box of engine 12 is equipped with hydraulic pump, hydraulic pump and is connected to drive clamping CD-ROM drive motor 20 with clamping CD-ROM drive motor, engine 12 rear ends be positioned at variable displacement motor pump 10 on chassis drive axle 11 be connected, for driving the chassis 6 of walking, garlic bolt lay groove 13 is located at walking 6 right sides, chassis, described garlic bolt lay groove 13, head of garlic delivery chute 14 are connected with underframe 17, garlic bolt after cutting is discharged to the ground of unit one side through lay groove, head of garlic collecting box 15 is positioned at walking 6 left sides, chassis, and the head of garlic enters collecting box through head of garlic delivery chute 14.
Described clamping passage is provided with four groups, and described clamping passage comprises clamping device frame 25, driving wheel 33, follower 26, straw shift wheel 35, axle I 47, axle II 48; Driving wheel 33 is connected transferring power with follower 26 by rubber clamping band 30, described CD-ROM drive motor 20 is arranged on clamping device frame 25, the output shaft of CD-ROM drive motor 20 is connected with axle I 47 by axle sleeve I 49, axle I 47, axle II 48 are connected with clamping device frame 25 by bearing respectively, two gears of the gear pair 21 being meshed are contained in respectively in axle I 47 and axle II 48, in axle I 47 axles, II 48, be equipped with sprocket wheel I 34 and driving wheel 33, driving wheel 33 is connected with rubber clamping band 30; Follower 26 is located at the front end of clamping device frame 25, and straw shift wheel 35 is screwed on follower 26; Clamping device frame 25 is provided with tensioning wheel assembly 24, tensioning wheel assembly 24 comprises tensioning wheel carrier 28, regulating wheel rotating shaft 29, extension spring 27 and regulating wheel 50, regulating wheel rotating shaft 29 use nuts are fixed on clamping device frame 25, tensioning wheel carrier 28 is arranged in regulating wheel rotating shaft 29, and regulating wheel 50 is arranged on tensioning wheel carrier 28 by bearing fit, and the two ends of extension spring 27 are connected with tensioning wheel carrier 28, clamping device frame 25 respectively; The rear portion of clamping device frame 25 is provided with stationary knife 31, stationary knife 31 upper edges are provided with moving knife 32, stationary knife 31 coordinates with moving knife 32, moving knife 32 is connected with clamping device frame 25 by the bearing in bearing block 23, sprocket wheel I 34 is connected with moving knife 32 by chain 22 and drives moving knife 32 to rotate, when garlic bolt enters into the stationary knife 31 at clamping device frame 25 rear portions along rubber clamping band 30, moving knife 30 cuts the head of garlic.
Head of garlic delivery chute 14 comprises carries pot shell 36; axle III 41; conveying lever 39; carry motor 43; described conveying motor 43 is connected with axle 41 by axle sleeve 44; described axle 41 coordinates with carrying pot shell 36 by bearing block 38; described axle 41 is provided with two sprocket wheel II 46; described sprocket wheel II 46 is connected with two chain II 37 respectively; article two, chain II 37 connects, forms flexible delivery passage by conveying lever 39; conveying lever 39 is provided with protective sleeve 40, and head of garlic delivery chute 14 is arranged on underframe 17 by bolt 42.
The front end bottom of crane 18 is provided with conduit, and excavating gear 3 is located in conduit, and conduit is connected by adjusting bolt 45 with the upper end of excavating gear 3.Excavating gear 3 is with crane 18 rotations, adjusting terrain clearance, and while rotating adjusting bolt 45, excavating gear 3 moves axially, adjusts excavating depth along adjusting bolt 45.Underframe 17 is provided with pin sleeve below, and garlic bolt lay groove 13 is coordinated and is connected with underframe 17 by bearing pin, pin sleeve.Described nearside divider 1 is bolted on the front end of crane 18.Described crane 18 is provided with clamping device rotating shaft 16, adjusts pull bar 19, and described clamping device 4 is hinged with crane 18 by clamping device rotating shaft 16, adjustment pull bar 19.By crane 18 rotations, regulate terrain clearance, by adjusting pull bar 19, regulate its clamped height.Engine 12 is with 9 to be connected with variable displacement motor pump 10 by variable pump motor V.Underframe 17 use bolts 8 are fixed on walking chassis 6.
Although above-mentioned, by reference to the accompanying drawings the embodiment of invention is described; but be not limiting the scope of the invention; one of ordinary skill in the art should be understood that; on the basis of technical scheme of the present invention, those skilled in the art do not need to pay various modifications that creative work can make or distortion still in protection scope of the present invention.

Claims (8)

1. a self-propelled garlic combined harvester, comprise walking chassis, engine, underframe, it is characterized in that, also comprise crane, clamping device, garlic bolt lay groove, head of garlic delivery chute, head of garlic collecting box, described walking chassis is provided with chassis drive axle, described underframe is connected with walking chassis, described crane rear end is connected with underframe, front end and hoist cylinder are hinged, and hoist cylinder is around crane rotating shaft revolution, and the front end bottom of crane is provided with excavating gear, excavating gear front portion is provided with membrane rupturing knife, and the front portion of membrane rupturing knife is provided with nearside divider; Described clamping device comprises clamping passage, clamping CD-ROM drive motor, clamping device is connected with crane, engine is located at the rear portion on walking chassis, the front end gear-box of engine is equipped with hydraulic pump, hydraulic pump is connected with clamping CD-ROM drive motor, engine rear end be positioned at variable displacement motor pump on the drive axle of chassis be connected, for driving walking chassis; Garlic bolt lay groove is located at walking right side, chassis, and described garlic bolt lay groove, head of garlic delivery chute are connected with underframe, and head of garlic collecting box is positioned at left side, walking chassis, and the head of garlic enters collecting box through head of garlic delivery chute;
Described clamping passage comprises clamping device frame, driving wheel, follower, straw shift wheel, axle I, axle II; Described driving wheel is connected transferring power with follower by rubber clamping band, described CD-ROM drive motor is arranged on clamping device frame, the output shaft of CD-ROM drive motor is connected with axle I, axle I, axle II are connected with clamping device frame respectively, two gears of the gear pair being meshed are contained in respectively in axle I and axle II, in axle I, axle II, be equipped with sprocket wheel I and driving wheel, driving wheel is connected with rubber clamping band; Follower is located at the front end of clamping device frame, and straw shift wheel is connected with follower; Clamping device frame is provided with tensioning wheel assembly, tensioning wheel assembly comprises tensioning wheel carrier, regulating wheel rotating shaft, extension spring and regulating wheel, regulating wheel rotating shaft is fixed on clamping device frame with nut, tensioning wheel carrier is arranged in regulating wheel rotating shaft, and regulating wheel is arranged on tensioning wheel carrier by bearing fit, and the two ends of extension spring are connected with tensioning wheel carrier, clamping device frame respectively; The rear portion of clamping device frame is provided with stationary knife, stationary knife upper edge is provided with moving knife, stationary knife coordinates with moving knife, moving knife is connected with clamping device frame, sprocket wheel I is connected with moving knife by chain and drives moving knife to rotate, when garlic bolt enters into the stationary knife at clamping device frame rear portion along rubber clamping band, moving knife cuts the head of garlic;
Underframe is fixed by bolts on walking chassis.
2. self-propelled garlic combined harvester as claimed in claim 1, it is characterized in that, the output shaft of described CD-ROM drive motor is connected with axle I by axle sleeve I, described axle I, axle II are connected with clamping device frame by bearing respectively, described straw shift wheel is screwed on follower, described moving knife is connected with clamping device frame by the bearing in bearing block, and described clamping passage is provided with four groups.
3. self-propelled garlic combined harvester as claimed in claim 1; it is characterized in that; described head of garlic delivery chute comprises conveying pot shell; axle III; conveying lever; carry motor; described conveying motor is connected with axle III by axle sleeve; axle III coordinates with carrying pot shell by bearing block; axle III is provided with two sprocket wheel II, and described sprocket wheel II is connected with two chain II respectively, and two chain II connect, form flexible delivery passage by conveying lever; conveying lever is provided with protective sleeve, and head of garlic delivery chute is arranged on underframe by bolt.
4.. self-propelled garlic combined harvester as claimed in claim 1, is characterized in that, the front end bottom of described crane is provided with conduit, and excavating gear is located in conduit, and conduit is connected by adjusting bolt with the upper end of excavating gear.
5. self-propelled garlic combined harvester as claimed in claim 1, is characterized in that, is provided with pin sleeve after underframe, and garlic bolt lay groove is coordinated and is connected with underframe by bearing pin, pin sleeve.
6. self-propelled garlic combined harvester as claimed in claim 1, is characterized in that, described nearside divider is bolted on the front end of crane.
7. self-propelled garlic combined harvester as claimed in claim 1, is characterized in that, described crane is provided with clamping device rotating shaft, adjusts pull bar, and described clamping device is hinged by clamping device rotating shaft, adjustment pull bar and crane.
8.self-propelled garlic combined harvester as claimed in claim 1, is characterized in that, engine is connected with variable displacement motor pump by variable pump motor V band.
CN201210246514.6A 2012-07-16 2012-07-16 Self walking type garlic combine harvester Expired - Fee Related CN102783302B (en)

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