CN116267201B - Multifunctional vegetable harvesting method and device - Google Patents

Abstract

The invention discloses a multifunctional vegetable harvesting method and device, and provides a vegetable harvesting device, which comprises: the cutting and conveying device (I), the vegetable collecting device (II), the transmission system and the power system; the divider (1) is fixed at the front end of the cutting and conveying device (I) and is used for separating and righting vegetables; the cutting assembly is positioned at the lower part of the front end of the cutting conveying device (I) and used for cutting off vegetables; the conveying belt drives (18) to clamp and transport the vegetables; the conveying belt transmission (18) adopts a semi-crossed belt mode, and the vegetables are changed into the horizontal from the vertical state in the conveying process; after the vegetables reach the vegetable collecting device (II), the vegetables are conveyed to the bundling device (9) by the sorting belt transmission (14); the bundled vegetables are received into a vegetable receiving basket (10). The invention provides a vegetable harvesting device which can harvest without roots and can collect and transport vegetables into a whole, and has wide application prospect.

Description

Multifunctional vegetable harvesting method and device

Technical Field

The invention relates to the technical field of agricultural machinery, in particular to a multifunctional vegetable harvesting device.

Background

At present, a vegetable harvesting device with roots (such as spinach) and a vegetable harvesting device without roots (such as Chinese chives, water spinach and garland chrysanthemum) are only suitable for respective application occasions, cannot be used simultaneously, increase of the vegetable mechanical harvesting cost is caused, and popularization and application of the vegetable mechanical harvesting technology are not facilitated. In addition, the vegetables of the existing harvesting device are long in collecting period and separated from a transportation link, so that the vegetables are not beneficial to fresh-keeping sales.

Disclosure of Invention

The invention aims to: the invention provides a vegetable harvesting device which can harvest without roots and can collect and transport vegetables into a whole, and has wide application prospect.

The technical scheme is as follows: a multifunctional vegetable harvesting method comprises the following steps:

provided is a vegetable harvesting device, comprising: the vegetable cutting and conveying device comprises a cutting and conveying device, a vegetable collecting device, a transmission system and a power system;

the divider is fixed at the front end of the cutting and conveying device and is used for separating and righting vegetables;

The cutting assembly is positioned at the lower part of the front end of the cutting conveying device, breaks the earth and cuts off vegetables;

The conveying belt drives clamp and transport the vegetables through the first group of conveying belt drives and the second group of conveying belt drives;

the conveying belt is driven in a semi-crossed belt mode, and vegetables are changed from vertical to horizontal in the conveying process;

After the vegetables reach the vegetable collecting device, the vegetables are conveyed to the bundling device by the sorting belt transmission;

The bundled vegetables are received into a vegetable receiving basket.

A multifunctional vegetable harvesting device, the vegetable harvesting device comprising: the vegetable cutting and conveying device comprises a cutting and conveying device, a vegetable collecting device, a transmission system and a power system;

the cutting and conveying device comprises a divider, a depth wheel assembly, a rotating frame, a lifting hydraulic cylinder assembly, a balance plate, a conveying belt transmission, a cutting knife gear box and a cutting knife assembly;

the divider is fixed at the front end of the cutting and conveying device;

the conveying belt transmission comprises a conveying driving wheel assembly and a conveying driven wheel assembly, the conveying driving wheel assembly is arranged in the middle of the rotating frame, the conveying driven wheel assembly is arranged at the front end of the front half of the rotating frame, and the conveying driving wheel assembly drives the conveying driven belt wheel assembly through the conveying belt;

The cutter gear box is arranged below the front end of the front half part of the rotating frame, and the cutter assembly is arranged at the bottom of the cutter gear box; the depth limiting wheel assemblies are arranged on two sides below the front end of the front half part of the rotary frame and are positioned behind the conveying driven wheel assemblies; one end of the lifting hydraulic cylinder component is connected to two sides below the front half part of the rotating frame, and the other end of the lifting hydraulic cylinder component is connected to the front end of the crawler chassis;

the vegetable collecting device comprises a rotating frame, a sorting belt transmission, a supporting hydraulic cylinder assembly, a connecting rod sliding block mechanism and a bundling device;

The sorting belt transmission comprises a sorting driving belt pulley assembly and a sorting driven belt pulley assembly, the sorting driving belt pulley assembly is arranged in the middle part of the rotary rack, the sorting driven belt pulley assembly is arranged in the rear half part of the rotary rack, and the sorting driving belt pulley assembly drives the sorting driven belt pulley assembly through the sorting conveying belt;

The upper end of the supporting hydraulic cylinder assembly is connected to two sides below the rear half part of the rotating frame, and the lower end of the supporting hydraulic cylinder assembly is connected to the bottom plate;

The bundling device is arranged on a workbench below the sorting driven belt wheel assembly, the dish collecting basket is arranged on a bottom plate below the workbench, and the bottom plate is arranged on the crawler chassis.

Further, the conveying driven wheel assembly comprises a driven belt wheel frame, a conveying driven belt wheel shaft, a conveying driven belt wheel, a belt wheel frame top plate, a belt wheel shaft end cover, a fixing screw, a tensioning bolt, a tensioning nut, a locking nut and a gasket.

Further, the depth-limiting wheel assembly comprises a depth-limiting wheel, a spring, a cylinder sleeve, a telescopic rod and a supporting rod, wherein one end of the supporting rod is provided with a fixed pin shaft, the depth-limiting wheel is arranged on the supporting rod pin shaft, a depth-limiting wheel hole and the supporting rod pin shaft form clearance fit, the other end of the supporting rod is fixed on the front half part of the rotating frame, and two ends of the supporting rod pin shaft are locked by nuts; one end of the telescopic rod is fixed on the front half part of the rotary frame, the other end of the telescopic rod stretches freely in the cylinder sleeve, and a hole at the other end of the cylinder sleeve is matched with the pin shaft of the support rod; the two ends of the spring are respectively fixed on the telescopic rod and the cylinder sleeve. The depth limiting wheel assembly limits the depth of the cutter entering the soil;

further, the lifting hydraulic cylinder assembly comprises a lifting hydraulic rod, a lifting hydraulic cylinder, a lifting hydraulic rod base and a lifting hydraulic cylinder base; the lifting hydraulic rod base is fixed at the lower end of the front half part of the rotating frame, and the top end of the lifting hydraulic rod is connected with the lifting hydraulic rod base; the lifting hydraulic cylinder base is fixed at the front end of the crawler chassis, and the bottom end of the lifting hydraulic cylinder is connected with the lifting hydraulic cylinder base; the lifting hydraulic rod is flexibly rotated around the lifting hydraulic rod base, and the lifting hydraulic cylinder is flexibly rotated around the lifting hydraulic cylinder base. The lifting hydraulic cylinder assembly controls the operation height of the cutting and conveying device;

further, the side surfaces of the upper protrusions of the balance plate are respectively contacted with the two side surfaces in the symmetrical central groove of the rotating frame; the bottom of the balance plate is respectively fixed on the bottom plate and the crawler chassis. The bulge at the upper part of the balance plate penetrates through the symmetrical central groove of the rotating rack to stabilize the rotating rack;

further, the conveyor belt drives comprise a first set of conveyor belt drives and a second set of conveyor belt drives;

the first group of conveyor belt drives comprise a first group of upper conveyor belt drives and a first group of lower conveyor belt drives;

The first group of upper conveying belt transmission comprises an upper conveying belt, a conveying driven wheel assembly and a first upper conveying driving wheel assembly; the first group of lower conveying belt transmission comprises a lower conveying belt, a conveying driven wheel assembly and a first lower conveying driving wheel assembly;

the first upper conveying driving wheel assembly comprises a conveying driving belt wheel, a first upper conveying driving belt wheel shaft, an upper driving belt wheel shaft bearing seat and a bearing; the first lower conveying driving wheel assembly comprises a conveying driving belt pulley, a first lower conveying driving belt pulley shaft, a lower driving belt pulley shaft bearing seat and a bearing;

The second group of conveyor belt drives comprise a second group of upper conveyor belt drives and a second group of lower conveyor belt drives;

the second group of upper conveying belt transmission comprises an upper conveying belt, a conveying driven wheel assembly and a second upper conveying driving wheel assembly; the second group of lower conveying belt transmission comprises a lower conveying belt, a conveying driven wheel assembly and a second lower conveying driving wheel assembly;

the second upper conveying driving wheel assembly comprises a conveying driving belt wheel, a second upper conveying driving belt wheel shaft, an upper driving belt wheel shaft bearing seat and a bearing; the second lower conveying driving pulley assembly comprises a conveying driving pulley, a second lower conveying driving pulley shaft, a lower driving pulley shaft bearing seat and a bearing.

Further, the sorting belt drive comprises a first group of sorting belt drive, a second group of sorting belt drive, a driving coupling and a driven coupling;

The first sorting belt transmission group comprises a sorting transmission belt, a first sorting driving belt pulley assembly, a first sorting driven belt pulley assembly and a bolt connection fastener; the first sorting driving pulley assembly comprises a sorting driving pulley, a first sorting driving pulley shaft, a sorting driving bearing seat and a bearing; the first sorting driven pulley assembly comprises a sorting driven pulley, a first sorting driven pulley shaft, a sorting driven bearing seat and a bearing;

The second sorting belt transmission comprises a sorting transmission belt, a second sorting driving belt pulley assembly, a second sorting driven belt pulley assembly and a bolt connection fastener; the second sorting driving pulley assembly comprises a sorting driving pulley, a second sorting driving pulley shaft, a sorting driving bearing seat and a bearing; the second sorting driven pulley assembly comprises a sorting driven pulley, a second sorting driven pulley shaft, a sorting driven bearing seat and a bearing;

The connecting rod sliding block mechanism comprises a connecting rod, a supporting rod, a limit stop, a sliding shaft, a sliding block and a sliding block guide rail; the upper end of the supporting rod is connected to the symmetry axis of the rear half part of the rotating frame, and the lower end of the supporting rod is connected with the sliding block; the upper end of the connecting rod is connected to the symmetry axis of the rear half part of the rotating frame, the lower end of the connecting rod is provided with a sliding shaft, and the sliding shaft is arranged on the supporting rod; the limit stop is arranged on the support rod and is contacted with the sliding shaft; the sliding block is arranged in a track of the sliding block track, the sliding block track is arranged on the bottom plate and is positioned on the symmetry axis of the rotating frame;

the hydraulic support cylinder assembly comprises a hydraulic support rod, a hydraulic support cylinder body, a hydraulic support rod base and a hydraulic support cylinder base;

the bundling device comprises a bundling machine and a workbench.

Further, the transmission system comprises a belt transmission, a bevel gear box, a transmission shaft bearing seat, an input bearing seat, a gear transmission, a tensioning wheel device, a clutch and a coupler; the power system comprises a crawler chassis, a diesel engine and a gearbox assembly;

The transmission bearing seat is arranged on the bottom plate, and the primary speed reducing belt is driven to act between the diesel engine and the transmission bearing seat; the bevel gear box is arranged on the bottom plate, and the secondary speed reducing belt transmission acts between the transmission bearing seat and the bevel gear box; three-stage speed reducing belt transmission acts between the bevel gear box and the gearbox assembly; the input bearing seat is arranged on the bottom plate, and the shunt belt transmission acts between the transmission bearing seat and the input bearing seat; the input belt drive acts between the input bearing housing and the first sorting drive pulley shaft. The tensioning wheel device is arranged on the rotating frame and is in transmission contact with the input belt; a belt drive is provided at the second sorting drive pulley shaft output and the first conveying lower drive pulley shaft input. The input end of the first conveying lower driving pulley shaft and the input end of the first conveying upper driving pulley shaft are provided with gear transmission; the gear cover is arranged on the gear transmission and the belt transmission.

Further, the cutter gearbox comprises a driven belt wheel frame, a main shaft, a driving gear, a middle pinion, a middle shaft, a middle gear, a cutter shaft gear, a front cover plate, a rear cover plate, an upper end cover and a lower end cover; the cutter assembly comprises a cutter seat, a cutter blade and a blade bolt.

The beneficial effects are that:

1. The invention uses the disk cutter, which can cut vegetables without roots on the ground or cut vegetables with roots under the ground. And two rows of vegetables can be harvested simultaneously or one row of vegetables can be harvested, so that the application is wider.

2. According to the sorting belt transmission, the vegetable collection quality is improved through manual online sorting. The bundling machine can be combined with a bundling machine to realize bundling and collecting, and can be directly charged into a basket for collecting without bundling.

3. The harvester has the transport function, integrates harvesting and transport, and has high production operation efficiency and short period. Is suitable for harvesting operation of large-scale vegetable planting in fields, and improves economic benefit of vegetable planting.

4. The double-knife staggered harvesting machine adopts double knives to harvest one row of vegetables, thereby avoiding missing cutting and reducing waste. Meanwhile, the cutting blade can be maintained or replaced regularly, so that the use cost of the cutting knife is reduced.

5. The green leaf vegetables harvested by the soil-entering and root-taking generally require high work stability of the harvester, otherwise, the retained vegetable roots have poor length consistency, and sometimes even no vegetable roots are retained. The walking device adopts the rubber crawler chassis, the whole machine has high working stability, and the harvesting requirement of vegetable roots and vegetables to be reserved is better met.

6. The invention is widely applied to conventional plates, profile welding, threaded fastener connection, compact structure of the whole machine, reasonable layout, low manufacturing cost and strong practicability.

Drawings

Fig. 1 is a perspective view of the whole harvester according to the invention.

Fig. 2 is a schematic diagram of the principle of cutting, conveying and harvesting vegetables of the vegetable harvester.

Fig. 3 is a schematic view of a rotating gantry of the present invention.

Fig. 4 is a schematic view of a crop divider, belt drive, cutter gearbox, and depth stop wheel of the present invention.

Fig. 5 is a schematic view of a cutter gear box and driven pulley frame of the present invention.

FIG. 6 is a schematic view of a crop divider, depth wheel assembly, and park pad of the present invention.

Fig. 7 is a schematic diagram of the distribution of the lifting hydraulic cylinder assembly and the balance plate of the present invention.

Fig. 8 is a schematic diagram of the belt drive and sorter drive profiles of the present invention.

Fig. 9 is a schematic view of a conveyor belt pulley assembly according to the present invention.

Fig. 10 is a schematic diagram of a sorting belt drive of the present invention.

Fig. 11 is a schematic diagram of a sorter belt drive and drive system of the present invention.

Fig. 12 is a schematic diagram of a transmission system of the present invention.

Fig. 13 is a schematic view of a conveyor driven wheel assembly of the present invention.

Fig. 14 is a schematic view of a cutter gear box according to the present invention.

Fig. 15 is a schematic view of the distribution of cutter assemblies and belt tensioning of the present invention.

Fig. 16 is a schematic view of the input bearing housing and clutch in the transmission system of the present invention.

Fig. 17 is a schematic diagram of a gear drive and belt drive in the drive system of the present invention.

Fig. 18 is a schematic view of the bevel gear box of the present invention.

Fig. 19 is a schematic view of a driving bearing seat of the present invention.

Fig. 20 is a schematic view of a crawler chassis of the present invention.

Fig. 21 is a schematic plan view of the whole machine according to the present invention.

Fig. 22 is a top plan view of the complete machine of the present invention.

Fig. 23 is a schematic view of a tensioner apparatus of the present invention.

Fig. 24 is a detailed schematic of the tensioner of the present invention.

Detailed Description

The technical scheme of the invention is further described below with reference to the accompanying drawings.

As shown in fig. 1, the present invention provides a technical solution: a multifunctional vegetable harvesting method comprises the following steps:

provided is a vegetable harvesting device, comprising: cutting and conveying device I, vegetable collecting device II, transmission system and power system;

the divider 1 is fixed at the front end of the cutting and conveying device I and is used for separating and righting vegetables;

the cutting assembly is positioned at the lower part of the front end of the cutting conveying device I and cuts off vegetables;

the conveyor belt drive 18 clamps and transports the vegetables through the first set of conveyor belt drives and the second set of conveyor belt drives;

the conveyor belt drive 18 takes the form of a semi-crossed belt which changes the vegetables from vertical to horizontal during transport;

after the vegetables reach the vegetable collecting device II, the vegetables are conveyed to the bundling device 9 by the sorting belt transmission 14;

The bundled vegetables are received in the vegetable receiving basket 10.

As shown in fig. 1 to 22, a multifunctional vegetable harvesting apparatus, the vegetable harvesting apparatus comprising: cutting and conveying device I, vegetable collecting device II, transmission system and power system;

The cutting and conveying device I comprises a divider 1, a depth wheel assembly 3, a rotating frame 4, a lifting hydraulic cylinder assembly 5, a balance plate 17, a conveying belt transmission 18, a cutter gearbox 38 and a cutter assembly 23;

The divider 1 is fixed at the front end of the cutting and conveying device I;

the conveyor belt transmission 18 comprises a conveying driving wheel assembly and a conveying driven wheel assembly, the conveying driving wheel assembly is arranged at the middle part 4b of the rotary rack, the conveying driven wheel assembly is arranged at the front end of the front half part 4a of the rotary rack, and the conveying driving wheel assembly drives the conveying driven belt wheel assembly through a conveying belt 39;

the cutter gearbox 38 is arranged below the front end of the front half part 4a of the rotating frame, and the cutter assembly 23 is arranged at the bottom of the cutter gearbox 38; the depth wheel assemblies 3 are arranged on two sides below the front end of the front half part 4a of the rotary frame and are positioned behind the conveying driven wheel assemblies; one end of the lifting hydraulic cylinder assembly 5 is connected to two sides below the front half part 4a of the rotating frame, and the other end of the lifting hydraulic cylinder assembly is connected to the front end of the crawler chassis 6;

the vegetable collecting device II comprises a rotary frame 4, a sorting belt transmission 14, a supporting hydraulic cylinder assembly 8, a connecting rod sliding block mechanism and a bundling device 9;

the sorting belt transmission 14 comprises a sorting driving belt pulley assembly and a sorting driven belt pulley assembly, wherein the sorting driving belt pulley assembly is arranged on the middle part 4b of the rotary frame, the sorting driven belt pulley assembly is arranged on the rear half part 4c of the rotary frame, and the sorting driving belt pulley assembly drives the sorting driven belt pulley assembly through the sorting conveying belt 88;

the upper end of the supporting hydraulic cylinder assembly 8 is connected to two sides below the rear half part 4c of the rotating frame, and the lower end of the supporting hydraulic cylinder assembly 8 is connected to the bottom plate 11;

The bundling device 9 is arranged on a workbench below the sorting driven belt wheel assembly, the dish collecting basket 10 is arranged on a bottom plate 11 below the workbench, and the bottom plate 11 is arranged on the crawler chassis 6.

Preferably, three crop dividers 1 are arranged at the forefront end of the rotating frame 4, wherein the crop dividers positioned in the middle can separate and centralize two rows of vegetables at the same time. The crop divider 1 is fixed by its mounting plate to a rotating frame 4. Referring to fig. 2, the rotating base shaft 24 is disposed in the hole of the rotating base 7, the rotating base shaft 24 is disposed in the hole of the rotating frame 4 at the same time, the rotating base shaft 24 forms clearance fit with the hole of the rotating frame 4, and the rotating base shaft 24 forms transition fit with the hole of the rotating base 7.

The driven pulley frame 37 of the invention in fig. 4 is placed at the front end of the rotating frame 4, the conveying driven pulley shaft 32 is placed on the driven pulley frame 37, and the conveying driven pulley 33 is placed on the conveying driven pulley shaft 32. The pulley carrier top plate 30 is fixed to the driven pulley carrier top end by a fixing screw 31 for fixing a conveying driven pulley shaft 32. The pulley axle end cap 29 is placed on the pulley frame top plate 30. The gasket 40 is a hollow gasket, and the gasket 40 is arranged between the driven belt wheel frame 37 and the rotary frame 4, so that the abrasion of the belt wheel frame and the frame is reduced. The driven belt wheel frame cantilever is arranged to extend into the square hole of the rotating frame and is fixed to the rotating frame 4 by a locking nut 36. The tensioning bolt 35 is screwed into the rotary frame and then is contacted with the square cantilever of the conveying driven pulley frame. A tensioning nut 34 is arranged in a square hole at the front end of the rotating frame, and the tensioning nut 34 is screwed with a tensioning bolt 35 and is contacted with the rotating frame 4 to realize the positioning of the conveying driven belt wheel frame 37. The locking nut 36 is unscrewed, the tensioning bolt 35 is rotated to push the driven belt wheel frame 37 to move forwards, so that the regular tensioning of the conveying belt 39 is realized, and the conveying belt transmission 18 is facilitated to have a good working effect all the time.

Referring to fig. 8-9, the front part of the rotating frame is provided with a first group of conveying belt transmission and a second group of conveying belt transmission, and the first group of conveying belt transmission and the second group of conveying belt transmission are symmetrically arranged about the symmetry center of the rotating frame, so that harvesting and conveying of two rows of vegetables are realized. The first set of conveyor belt drives is provided to consist of a first set of upper conveyor belt drives 55 and a first set of lower conveyor belt drives 56. The second set of conveyor belt drives is provided to consist of a second set of upper conveyor belt drives 57 and a second set of lower conveyor belt drives 58. The conveyor 39 includes an upper conveyor 64 and a lower conveyor 65 of fig. 9. The upper belt 64 is interposed between the conveying driving pulley 73 and the conveying driven pulley 33. The lower belt 65 is interposed between the conveying driving pulley 73 and the conveying driven pulley 33.

The upper conveying driving bearing seat 63 and the lower conveying driving bearing seat 62 are respectively composed of the upper conveying shell 78 and the lower conveying shell 72, so that the installation of a conveying driving belt wheel shaft is facilitated. The upper conveyance casing 78 is connected to the lower conveyance casing 72 by bolts. The upper conveying driving bearing seat 63 is arranged at the upper end of the groove in the middle of the rotating frame, and is fixed on the rotating frame through the upper conveying shell 78 and the lower conveying shell 72.

The lower conveying driving bearing seat 62 is arranged in a groove in the middle of the rotating frame and is positioned at the bottom of the upper conveying driving bearing seat 63, and the lower conveying driving bearing seat is fixed on the rotating frame through the upper conveying shell 78 and the lower conveying shell 72.

The conveyor belt pulley 73 is placed on the first upper conveyor belt pulley shaft 71, and the conveyor belt pulley 73 is placed on the first lower conveyor belt pulley shaft 70. The conveyor driving pulley 73 is placed on the second upper conveyor driving pulley shaft 77, and the conveyor driving pulley 73 is placed on the second lower conveyor driving pulley shaft 68.

The first upper conveying driving pulley shaft 71 is placed on the upper conveying driving bearing block 63, and the second upper conveying driving pulley shaft 77 is placed on the upper conveying driving bearing block 63. The upper clutch 74 is disposed on the upper conveying driving bearing block 63 at the symmetrical center of the rotating frame. The first upper conveying driving pulley shaft 71 is connected to the second upper conveying driving pulley shaft 77 through an upper clutch 74, so that synchronous rotation is realized.

The first lower conveyor belt pulley shaft 70 is disposed on the lower conveyor belt bearing block 62, and the second lower conveyor belt pulley shaft 68 is disposed on the lower conveyor belt bearing block 62. The lower clutch 69 is disposed on the lower conveying driving bearing seat 62 at the symmetrical center of the rotating frame. The first lower conveyor belt pulley shaft 70 is connected to the second lower conveyor belt pulley shaft 68 by a lower clutch 69 to achieve synchronous rotation.

The clutch fork 76 is arranged on the upper clutch 74 and the lower clutch 69, a clutch rotating shaft 75 is arranged on the upper part of the clutch fork 76, the clutch rotating shaft 75 is fixed on a conveying upper shell 78 of the upper conveying driving bearing seat 63, and the clutch fork 76 is arranged to flexibly rotate around the clutch rotating shaft 75. The clutch fork is rotated, and the first upper and second upper conveyor belt shafts 71 and 77 are disconnected, and at the same time, the first and second lower conveyor belt shafts 70 and 68 are also disconnected. The second conveyer belt of the machine tool stops driving work, and the first conveyer belt continues to drive normally, so that the harvesting of two rows of vegetables is changed into the harvesting of one row of vegetables, and the adaptability and the flexibility of the machine tool are enhanced.

To set the upper clutch and the lower clutch, the upper and lower driving bearing seats 63 and 62 at the symmetrical center of the rotating frame are wider than the upper and lower driving bearing seats 63 and 62 at both sides thereof, and the middle parts of the upper and lower conveying shells 78 and 72 are provided with square holes to realize the installation and rotation of the clutch fork 76.

The invention sets the conveyer belt transmission 18 to be in a semi-crossed belt mode, and changes vegetables from vertical to horizontal in the conveying process, so that the vertical cutting requirement of the vegetables is met, and the horizontal laying and collecting requirement of the vegetables is also met. The sponge is arranged on the clamping working surface of the conveying belt 39, so that the damage to the clamping of the vegetable phase is reduced. The upper conveyor belt pulley assembly is positioned rearward of the lower conveyor belt pulley assembly, i.e., the upper conveyor belt 64 is longer than the lower conveyor belt 65. The sorting driving belt pulley assembly end is arranged slightly forward than the lower conveying belt driving belt pulley assembly end, so that vegetables can smoothly roll down and be laid on the sorting conveying belt.

Referring to fig. 6, two depth-limiting wheel assemblies 3 are respectively arranged at two sides of the front end of the rotating frame, wherein a fixed pin shaft is arranged at one end of a supporting rod 83, a depth-limiting wheel 81 is arranged on the pin shaft of the supporting rod 83, a clearance fit is formed between a depth-limiting wheel hole and the pin shaft of the supporting rod, and the other end of the supporting rod 83 is fixed on the rotating frame 4. One end of a telescopic rod 80 is fixed on the rotary frame, the other end of the telescopic rod stretches freely in the cylinder sleeve 82, and a hole at the other end of the cylinder sleeve 82 is matched with a supporting rod pin shaft. The spring 79 is fixed at both ends to the telescopic rod and the cylinder sleeve, respectively. Two ends of the pin shaft of the nut locking support rod are arranged. The depth limiting wheel assembly is beneficial to enhancing the working stability of the rotating frame and the consistency of the penetration depth of the cutting knife.

See fig. 7 for two sets of lifting hydraulic cylinder assemblies 5 arranged symmetrically with respect to the centre of symmetry of the rotating frame. The lifting hydraulic cylinder assembly 5 is used for controlling the depth and stability of the cutter in-soil operation, and lifting the cutter facilitates machine turning around, transferring, and returning to the ground. The lifting hydraulic rod base 84 is fixed at the front part of the rotating frame 4, and the top end of the lifting hydraulic rod 85 is connected to the lifting hydraulic rod base 84. The lifting hydraulic cylinder base 87 is fixed at the front end of the crawler chassis 6, and the bottom end of the lifting hydraulic cylinder 86 is connected with the lifting hydraulic cylinder base 87. The lifting hydraulic rod 85 is flexibly rotated around the lifting hydraulic rod base 84, and the lifting hydraulic cylinder 86 flexibly rotates around the lifting hydraulic cylinder base 87.

And a balance plate 17 is arranged in the symmetrical central groove of the rotating frame and is used for enhancing the working stability of the rotating frame. The upper side surfaces of the balance plate 17 are respectively contacted with the two side surfaces of the symmetrical center groove of the rotating frame 4. The bottom of the balancing plate 17 is fixed to the bottom plate 11 and the crawler chassis 6, respectively.

Referring to fig. 8, the invention sets up the sorting belt drive 14 at the rotatory frame rear portion, and during harvesting operation, the sorting belt drive is in the horizontal position, on horizontal sorting conveyer belt, and the manual work in time picks up rotten or impaired serious vegetables, improves the collection quality to can accomplish the bundling grouping of vegetables. The sorting belt drive 14 is provided to be composed of a first set 59 of sorting belt drives and a second set 60 of sorting belt drives for accomplishing the collection of two rows of vegetables.

Referring to fig. 10, the sorting driving bearing seat 61 is composed of a sorting upper shell 106 and a sorting lower shell 91, so that the installation and maintenance of the sorting driving pulley shaft are facilitated. The sorting upper housing 106 is connected to the sorting lower housing 91 by bolts. The sorting driving bearing seat 61 is fixed on the rotating frame 4 through the mounting lug plates of the sorting upper shell and the sorting lower shell, the first sorting driving pulley shaft 105 is arranged on the sorting driving bearing seat 61, and the second sorting driving pulley shaft 89 is arranged on the sorting driving bearing seat. The first sorting drive pulley shaft is connected to the second sorting drive pulley shaft 89 by a drive coupling 104. Sorting drive pulley 90 is placed on first sorting drive pulley shaft 105 and sorting drive pulley 90 is placed on second sorting drive pulley shaft 89. The sorter drive belt 88 is interposed between the sorter drive pulley 90 and the sorter driven pulley 98. A chopping board 110 is disposed at the rear upper portion of the rotating frame for preventing vegetables from rolling out of the sorting belt 88.

Referring to fig. 10, the integral sorting driven bearing seat 103 is designed, so that the movement of the sorting driven bearing seat is convenient to realize. The sorting driven bearing seat 103 is arranged in a groove at the rear end of the rotating frame 4, the bottom of the sorting driven bearing seat 103 is contacted with the bottom of the groove of the rotating frame 4, and the mounting lug plate of the sorting driven bearing seat 103 is fixed on the rotating frame by arranging the bolt fastener 96. Sorting driven pulley 98 is placed on first sorting driven pulley shaft 102, sorting driven pulley 98 is placed on second sorting driven pulley shaft 99. The first sorting driven pulley shaft 102 is placed in the driven sorting bearing housing 103, and the second sorting driven pulley shaft 99 is placed in the driven sorting bearing housing 103. The first sorting driven pulley shaft 102 is connected to the second sorting driven pulley shaft 99 through a driven coupling 101. By moving the sorting follower bearing block 103 backward, the sorting follower bearing block drives the first sorting follower pulley shaft 102 and the second sorting follower pulley shaft 99 to move synchronously, thereby realizing the regular tensioning of the sorting transmission belt.

Referring to fig. 11, a link slider mechanism is provided at the center of symmetry of the rear of the rotating housing for enhancing the stability of the operation of the rotating housing. One end of the connecting rod 27 is fixed at the bottom of the rotating frame 4 through a hinge, the other end of the connecting rod 27 is provided with a sliding shaft 113, the sliding shaft 113 is arranged in a slideway of the supporting rod 26, and the sliding shaft 113 slides smoothly in the slideway of the supporting rod. A limit stop 112 is provided on the support rod 26, and the limit stop 112 is used to limit the sliding limit position of the slide shaft 113. The upper end of the support bar 26 is fixed to the rotating frame by a hinge, and the lower end is connected to the slide block 95 by a movable hinge. The slide guide 25 is placed on the base plate 11 at the center of symmetry of the rotating gantry 4. The slide block 95 is arranged in the T-shaped track of the slide block guide rail 25, and the slide block 96 moves smoothly in the track of the slide block guide rail 25 under the action of the support rod 26.

The supporting hydraulic cylinder assembly 8 is used for being matched with the lifting hydraulic cylinder assembly 5 to realize the rotation of the rotary frame 4 and improve the stability of the tail part of the rotary frame. The top end of the supporting hydraulic rod 94 is connected with a supporting hydraulic rod base 111, and the supporting hydraulic rod base 111 is fixed at the rear part of the rotating frame 4. The bottom end of the supporting cylinder block 93 is connected to the supporting cylinder base 92, and the supporting cylinder base 92 is fixed to the bottom plate 11. The two groups of supporting hydraulic cylinder assemblies 8 are symmetrically arranged relative to the symmetry center of the rotating frame. The support hydraulic lever 94 is provided to rotate flexibly around the support hydraulic lever base 111, and the support hydraulic cylinder 93 rotates flexibly around the support hydraulic cylinder base 92.

Before the vegetable harvester starts harvesting, the lifting hydraulic rod 85 in fig. 7 is retracted into the lifting hydraulic cylinder 86, and the front part of the rotating frame is pulled down. Meanwhile, in fig. 10, the hydraulic rod 94 extends out of the hydraulic cylinder 93, the tail of the rotating frame is lifted, the rotating frame 4 starts to rotate around the rotating base shaft 24, the rotating frame 4 drives the connecting rod 27 to rotate together, the connecting rod 27 pulls the supporting rod 26 through the sliding shaft 113, so that the supporting rod 26 rotates around the hinge at the upper end of the supporting rod 26, meanwhile, the lower end of the supporting rod 26 pulls the sliding block 96 to move in the sliding block track 25, and the supporting rod 26 is used for enhancing the working stability of the rotating frame 4.

The shield 22 is placed on the base plate 11, and a gearbox assembly 123, a three-stage speed reduction belt drive 118, a bevel gear box 120, a two-stage speed reduction belt drive 124, a hydraulic oil pump 121 and the like are arranged below the shield 22. The shield is used to protect gearbox assemblies, bevel gear boxes, belt drives, hydraulic oil pumps, and related lines from external damage. The cab 15 is disposed on the floor 11, a primary speed reducing belt drive 126, a drive shaft bearing 125, a shunt belt drive 127, etc. are disposed at the bottom of the cab 11, and a work operation handle, a control panel, etc. are disposed in the cab 15.

In fig. 10, the first sorting drive pulley shaft 105 transmits rotation to the second sorting drive pulley shaft 89 via the drive coupling 104, and the sorting belt transmission obtains the required rotation speed and steering. A belt drive 134 is provided at the output of the second sorting drive pulley shaft 89 and at the input of the first under-conveyor drive pulley shaft 70, the belt drive 134 transmitting rotation of the second sorting drive pulley shaft 89 to the input of the first under-conveyor drive pulley shaft 70, the first set of under-conveyor belt drives achieving the desired rotational speed and steering. The first lower conveyor belt pulley shaft 70 is connected to the second lower conveyor belt pulley shaft 68 by a lower clutch 69, the second set of lower conveyor belt drives achieving the desired rotational speed and steering. A gear transmission 135 is provided at the input end of the first lower conveying belt pulley shaft 70 and the input end of the first upper conveying belt pulley shaft 71, the gear transmission 135 transmitting rotation of the input end of the first lower conveying belt pulley shaft 70 to the input end of the first upper conveying belt pulley shaft 71, the first upper conveying belt transmission obtaining the required rotation speed and rotation direction. The first upper conveyor belt pulley shaft 71 is connected to the second upper conveyor belt pulley shaft 77 by an upper clutch 74, and the second upper conveyor belt drive achieves the desired rotational speed and steering. A gear cover 28 is provided over the gear drive 135 and belt drive 134 for protecting the gear drive and belt drive while avoiding injury to the person.

In fig. 11 the tensioner 107 is placed on the rotating frame 4 in contact with the input belt drive 18; the tensioning wheel shaft 117 contacts the loose edge of the transmission belt of the input belt transmission 108, the tensioning wheel shaft 116 is arranged in a square hole of the rotating frame 4, and the tensioning wheel shaft 116 is locked and fixed by a nut. Tensioning screw 136 is placed on rotating gantry 4, with the top end of tensioning screw 136 in contact with square tensioning axle 116. Turning the tensioning screw 136 pushes the tensioning axle 116 to move, effecting periodic tensioning of the input belt drive 108.

Referring to fig. 12, a diesel engine 128 is fixed to the front end of the crawler chassis 6, and a driving bearing housing 125 is disposed on the bottom plate 11. The primary speed reducing belt transmission 126 is arranged between the diesel engine 128 and the transmission shaft bearing 125, and transmits the rotation output by the diesel engine to the transmission shaft bearing input shaft. The bevel gear box 120 is arranged on the bottom plate 11, and the secondary speed reducing belt transmission 124 is arranged between the transmission bearing seat 125 and the bevel gear box 120, so that the rotation of the input shaft of the transmission bearing seat is transmitted to the input shaft of the bevel gear box. The transmission assembly 123 is disposed in the middle of the rear end of the crawler chassis 6 and is fixed to the floor 11 by a connection plate 119. The three-stage reduction belt drive 118 is disposed between the gearbox assembly 123 and the bevel gear box 120 to transfer the rotation of the output shaft of the bevel gear box to the input shaft of the gearbox assembly, and finally the gearbox assembly 123 obtains the required input speed and steering. The diesel engine 128 is disposed on the right side of the front end of the crawler chassis 6, and the transmission assembly 123 is disposed in the middle of the rear end of the crawler chassis 11. The diesel engine cover 16 is placed on the diesel engine 128 to prevent the diesel engine from contaminating vegetables. The cab 15 is arranged on the bottom plate, a transmission bearing seat 125, a primary speed reducing belt transmission 126 and a shunt belt transmission 127 are arranged at the bottom of the cab 15, and a working operation handle, a control panel and the like are arranged in the cab 15. A hydraulic oil tank 21 is provided behind the cab, which is placed on a protective cover 22. The hood 22 is placed on the floor and behind the cab 15. A secondary reduction belt drive 124, a bevel gear box 120, a tertiary reduction belt drive 118, a hydraulic oil pump 121 and a gearbox assembly 123 are provided under the shield 22.

Referring to fig. 12, an input bearing housing 122 is disposed on the base plate 11, and a split belt drive 127 is disposed between the drive bearing housing 125 and the input bearing housing 122 to transmit the output shaft rotation of the drive bearing housing to an input shaft 129 of the input bearing housing.

Referring to fig. 13-14, a cutter gearbox 38 is provided at the bottom of the driven belt wheel frame 37, the cutter gearbox 38 being configured to provide the rotational speed required to cut vegetables. The main shaft 47 is connected to the conveying driven pulley shaft 32 by a key connection, and a driving gear 48 is disposed on the main shaft 48. The two ends of the intermediate shaft 46 are respectively arranged on the driven belt wheel frame 37, the intermediate pinion 45 is arranged on the upper part of the intermediate shaft 46 and meshed with the driving gear 48, so that the primary gear speed increasing transmission is realized. The intermediate gear 50 is arranged at the lower part of the intermediate shaft 46, the upper end of the cutter shaft 44 is arranged on the driven belt wheel frame 37, and the lower end of the cutter shaft 44 extends out of the bottom of the cutter gearbox. A cutter shaft gear 49 is disposed at a lower portion of the cutter shaft 44. The intermediate gear 50 is meshed with the cutter shaft gear 49, so that the speed-increasing transmission of the secondary gear is realized. The front cover plate 41 is arranged at the front part of the cutter gearbox, the rear cover plate 43 is arranged at the rear part of the cutter gearbox, the upper end cover 42 is arranged at the upper part of the cutter gearbox, and the lower end cover 51 is arranged at the bottom of the cutter gearbox.

A disc cutter assembly 23 is provided at the bottom of the cutter gearbox 38, and the cutter assembly 23 is secured to the protruding end of the cutter shaft 44 with a nut. The cutting blade 54 is placed in the pocket of the cutting blade holder 52, and the blade bolt 53 is used to fix the cutting blade 54. The cutter holder 52 is splined to the arbor 44. The invention implements the replaceable cutting blade, is convenient for maintenance of the cutting blade, and reduces the application cost. In addition, the cutter seat is replaced, and the cutter blades with different numbers are installed, so that the requirements of different harvesting operations of vegetables are met.

In fig. 16, the clutch 130 is disposed on the input bearing block 122, one end of the clutch 130 is connected to the input shaft 129 of the input bearing block 122, and the other end of the clutch 130 is connectable to the output shaft 133 of the input bearing block. The shifting fork 131 is arranged in the clutch 130, and the shifting fork rotating shaft 132 is arranged in the upper cover holes of the shifting fork 131 and the input bearing seat. Pulling the fork 131, the clutch 130 is combined, the input shaft 129 of the input bearing block 122 is connected with the output shaft 133 of the input bearing block, and the machine can perform harvesting operation. The clutch 130 is disconnected, the input shaft 129 of the input bearing seat 122 is separated from the output shaft 133 of the input bearing seat, the machine stops harvesting operation, and the cutter is lifted to turn around, turn around or fade out. The input belt drive 108 is disposed between the output shaft 133 of the input bearing housing 122 and the first sorting drive pulley shaft 105 to transfer rotation of the output shaft 133 of the input bearing housing 122 to the first sorting drive pulley shaft 105.

A hydraulic oil tank 21 is provided on the hood 22 to supply hydraulic oil to the lift cylinder assembly 5 and the support cylinder assembly 8. A hydraulic oil pump 121 is provided under the hood 22, and the hydraulic oil pump 121 controls the lifting cylinder assembly 5 and the supporting cylinder assembly 8 to perform a prescribed operation. The protective cover 22 is arranged on the bottom plate 11, so that the vegetable can be prevented from being polluted by the harvester.

A bundling machine 100 is arranged at the tail end of the rotating frame, and is arranged below the sorting driven bearing seat 103 and on the workbench 97. The table 97 is placed on the bottom plate 11, and the dish collecting basket 10 is placed under the table. The bundling machine in the invention is a patent 'automatic vegetable bundling machine' obtained by the inventor in 2020, 1 and 21 days (ZL 201920549208.7), and can be matched with the vegetable harvester in the invention for use, and the details are not described here.

At the rear of the machine is provided a rail 12 placed on the bottom plate 11 for preventing the dish-receiving basket 10 from falling. The basket partitions 19 are interposed between the basket 10 to separate the basket filled with vegetables up and down. A door assembly 20 is provided between the rail bars 12 for removing a basket filled with vegetables. A roof 13 is provided on the top of the machine for shielding sunlight, rain, etc.

When the harvesting device is stopped, the bottom of the front end of the rotating frame is provided with the parking cushion block 2 for lifting the cutting blade 54, so that the cutting blade 54 is prevented from being knocked and damaged.

Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (8)

1. A multifunctional vegetable harvesting device, characterized in that the vegetable harvesting device comprises: the cutting and conveying device (I), the vegetable collecting device (II), the transmission system and the power system;

The cutting conveying device (I) comprises a crop divider (1), a depth wheel assembly (3), a rotating frame (4), a lifting hydraulic cylinder assembly (5), a balance plate (17), a conveying belt transmission (18), a cutting knife gear box (38) and a cutting knife assembly (23);

The divider (1) is fixed at the front end of the cutting and conveying device (I);

the conveying belt transmission (18) comprises a conveying driving wheel assembly and a conveying driven wheel assembly, the conveying driving wheel assembly is arranged at the middle part (4 b) of the rotary frame, the conveying driven wheel assembly is arranged at the front end of the front half part (4 a) of the rotary frame, and the conveying driving wheel assembly drives the conveying driven belt wheel assembly through a conveying belt (39);

The cutter gear box (38) is arranged below the front end of the front half part (4 a) of the rotating frame, and the cutter assembly (23) is arranged at the bottom of the cutter gear box (38); the depth limiting wheel assemblies (3) are arranged on two sides below the front end of the front half part (4 a) of the rotating frame and are positioned behind the conveying driven wheel assemblies; one end of the lifting hydraulic cylinder component (5) is connected to two sides below the front half part (4 a) of the rotating frame, and the other end of the lifting hydraulic cylinder component is connected to the front end of the crawler chassis (6);

the vegetable collecting device (II) comprises a sorting belt transmission (14), a supporting hydraulic cylinder assembly (8), a connecting rod sliding block mechanism and a bundling device (9);

The sorting belt transmission (14) comprises a sorting driving belt pulley assembly and a sorting driven belt pulley assembly, the sorting driving belt pulley assembly is arranged in the middle part (4 b) of the rotary frame, the sorting driven belt pulley assembly is arranged in the rear half part (4 c) of the rotary frame, and the sorting driving belt pulley assembly drives the sorting driven belt pulley assembly through a sorting conveying belt (88);

The upper end of the supporting hydraulic cylinder assembly (8) is connected to two sides below the rear half part (4 c) of the rotating frame, and the lower end of the supporting hydraulic cylinder assembly (8) is connected to the bottom plate (11);

the bundling device (9) is arranged on a workbench below the sorting driven belt wheel assembly, the dish collecting basket (10) is arranged on a bottom plate (11) below the workbench, and the bottom plate (11) is arranged on the crawler chassis (6);

The conveyor belt drive (18) comprises a first set of conveyor belt drives and a second set of conveyor belt drives;

the first group of conveyor belt drives comprises a first group of upper conveyor belt drives (55) and a first group of lower conveyor belt drives (56);

The first group of upper conveyor belt transmission (55) comprises an upper conveyor belt, a conveying driven wheel assembly and a first upper conveying driving wheel assembly; the first set of lower conveyor belt drives (56) includes a lower conveyor belt, a conveying driven wheel assembly, a first lower conveying drive wheel assembly;

the first upper conveying driving wheel assembly comprises a conveying driving belt wheel (73), a first upper conveying driving belt wheel shaft (71), an upper driving belt wheel shaft bearing seat and a bearing; the first lower conveying driving wheel assembly comprises a conveying driving belt wheel, a first lower conveying driving belt wheel shaft (70), a lower driving belt wheel shaft bearing seat (62) and a bearing;

The second group of conveyor belt drives comprises a second group of upper conveyor belt drives (57) and a second group of lower conveyor belt drives (58);

The second set of upper conveyor belt drives (57) includes an upper conveyor belt (64), a driven conveyor wheel assembly, a second upper conveyor drive wheel assembly; the second set of lower conveyor belt drives (58) includes lower conveyor belts (65), conveying driven wheel assemblies, and second lower conveying drive wheel assemblies;

The second upper conveying driving wheel assembly comprises a conveying driving belt wheel, a second upper conveying driving belt wheel shaft (77), an upper driving belt wheel shaft bearing seat (63) and a bearing; the second lower conveying driving pulley assembly comprises a conveying driving pulley, a second lower conveying driving pulley shaft (68), a lower driving pulley shaft bearing seat and a bearing;

the first upper conveying driving pulley shaft (71) is arranged on the upper conveying driving bearing seat (63), and the second upper conveying driving pulley shaft (77) is arranged on the upper conveying driving bearing seat (63); an upper clutch (74) is arranged on an upper conveying driving bearing seat (63) at the symmetrical center of the rotating frame; the first upper conveying driving pulley shaft (71) is connected with the second upper conveying driving pulley shaft (77) through an upper clutch (74);

the first lower conveying driving pulley shaft (70) is arranged on the lower conveying driving bearing seat (62), and the second lower conveying driving pulley shaft (68) is arranged on the lower conveying driving bearing seat (62); a lower clutch (69) is arranged on a lower conveying driving bearing seat (62) at the symmetrical center of the rotating frame; the first lower conveying driving pulley shaft (70) is connected with the second lower conveying driving pulley shaft (68) through a lower clutch (69);

the clutch shifting fork (76) is arranged on the upper clutch (74) and the lower clutch (69), a clutch rotating shaft (75) is arranged at the upper part of the clutch shifting fork (76), the clutch rotating shaft (75) is fixed on a conveying upper shell (78) of the upper conveying driving bearing seat (63), and the clutch shifting fork (76) is arranged to rotate around the clutch rotating shaft (75); the clutch fork (76) is rotated, the first upper conveying driving pulley shaft (71) and the second upper conveying driving pulley shaft (77) are disconnected, and at the same time, the first lower conveying driving pulley shaft (70) and the second lower conveying driving pulley shaft (68) are also disconnected.

2. A multi-function vegetable harvesting device according to claim 1, wherein the conveying driven wheel assembly comprises a driven belt wheel frame (37), a conveying driven belt wheel shaft (32), a conveying driven belt wheel (33), a belt wheel frame top plate (30), a belt wheel shaft end cover (29), a fixing screw (31), a tensioning bolt (35), a tensioning nut (34), a locking nut (36) and a gasket (40).

3. The multifunctional vegetable harvesting device according to claim 1, wherein the depth-limiting wheel assembly (3) comprises a depth-limiting wheel (81), a spring (79), a cylinder sleeve (82), a telescopic rod (80), a supporting rod (83), a fixed pin shaft is arranged at one end of the supporting rod (83), the depth-limiting wheel (81) is arranged on a pin shaft of the supporting rod (83), a clearance fit is formed between a depth-limiting wheel hole and the pin shaft of the supporting rod, the other end of the supporting rod (83) is fixed on the front half part (4 a) of the rotary frame, and two ends of the pin shaft of the supporting rod are locked by nuts; one end of a telescopic rod (80) is fixed on the front half part (4 a) of the rotating frame, the other end of the telescopic rod stretches freely in a cylinder sleeve (82), and a hole at the other end of the cylinder sleeve (82) is matched with a pin shaft of the support rod; the two ends of the spring (79) are respectively fixed on the telescopic rod and the cylinder sleeve.

4. A multi-function vegetable harvesting device according to claim 1, wherein the lifting hydraulic cylinder assembly (5) comprises a lifting hydraulic rod (85), a lifting hydraulic cylinder (86), a lifting hydraulic rod base (84), a lifting hydraulic cylinder base (87); the lifting hydraulic rod base (84) is fixed at the lower end of the front half part (4 a) of the rotating frame, and the top end of the lifting hydraulic rod (85) is connected with the lifting hydraulic rod base (84); the lifting hydraulic cylinder base (87) is fixed at the front end of the crawler chassis (6), and the bottom end of the lifting hydraulic cylinder (86) is connected with the lifting hydraulic cylinder base (87); the lifting hydraulic rod (85) is arranged to flexibly rotate around the lifting hydraulic rod base (84), and the lifting hydraulic cylinder (86) flexibly rotates around the lifting hydraulic cylinder base (87).

5. The multifunctional vegetable harvesting device according to claim 1, wherein the balance plate (17) has convex sides at the upper part of the balance plate (17) respectively contacted with two sides in the symmetrical central groove (4 d) of the rotating frame; the bottoms of the balance plates (17) are respectively fixed on the bottom plate (11) and the crawler chassis (6).

6. A multi-function vegetable harvesting device according to claim 1, wherein the sorting belt drive (14) comprises a first set of sorting belt drives (59), a second set of sorting belt drives (60), a driving coupling (104) and a driven coupling (101);

The first set of sorting belt drives (59) includes a sorting belt (88), a first sorting drive pulley assembly, a first sorting driven pulley assembly, and a bolting fastener (96); the first sorting driving pulley assembly comprises a sorting driving pulley, a first sorting driving pulley shaft (105), a sorting driving bearing seat (61) and a bearing; the first sorting driven pulley assembly comprises a sorting driven pulley (98), a first sorting driven pulley shaft (102), a sorting driven bearing seat (103) and a bearing;

The second set of sorting belt drives (60) includes sorting belts, a second sorting driving pulley assembly, a second sorting driven pulley assembly, and bolted fasteners; the second sorting driving pulley assembly comprises a sorting driving pulley (90), a second sorting driving pulley shaft (89), a sorting driving bearing seat (61) and a bearing; the second sorting driven pulley assembly comprises a sorting driven pulley (98), a second sorting driven pulley shaft (99), a sorting driven bearing seat (106) and a bearing;

The connecting rod sliding block mechanism comprises a connecting rod (27), a supporting rod (26), a limit stop (112), a sliding shaft (113), a sliding block (95) and a sliding block guide rail (25); the upper end of the supporting rod (26) is connected to the symmetry axis of the rear half part (4 c) of the rotating frame, and the lower end of the supporting rod is connected with the sliding block (95); the upper end of the connecting rod (27) is connected to the symmetry axis of the rear half part (4 c) of the rotating frame, the lower end of the connecting rod is provided with a sliding shaft (113), and the sliding shaft (113) is arranged on the supporting rod (26); the limit stop (112) is arranged on the supporting rod (26) and is contacted with the sliding shaft (113); the sliding block (95) is arranged in a track of the sliding block track (25), the sliding block guide rail (25) is arranged on the bottom plate (11) and is positioned on the symmetry axis of the rotating frame;

The support hydraulic cylinder assembly (8) comprises a support hydraulic rod (94), a support hydraulic cylinder body (93), a support hydraulic rod base (111) and a support hydraulic cylinder base (92);

The bundling device (9) comprises a bundling machine (100) and a workbench (97).

7. A multi-function vegetable harvesting device according to claim 1, wherein the drive train comprises a belt drive, bevel gear box (120), drive shaft carrier (125), input carrier (122), gear drive (135), tensioner device (107), clutch and coupling; the power system comprises a crawler chassis (6), a diesel engine (128) and a gearbox assembly (123);

The transmission shaft bearing seat (125) is arranged on the bottom plate (11), and a primary speed reducing belt transmission (126) acts between the diesel engine (128) and the transmission shaft bearing seat (125); the bevel gear box (120) is arranged on the bottom plate, and the secondary speed reducing belt transmission (124) acts between the transmission shaft bearing seat (125) and the bevel gear box (120); the three-stage speed reducing belt transmission (118) acts between the bevel gear box (120) and the gearbox assembly (123); the input bearing seat (122) is arranged on the bottom plate (11), and the shunt belt transmission (127) acts between the transmission shaft bearing seat (125) and the input bearing seat (122); the input belt drive (108) acts between the input bearing block (122) and the first sorting drive pulley shaft (105); the tensioning wheel device (107) is arranged on the rotary frame (4) and is contacted with the input belt transmission (108); a belt transmission (134) is arranged at the output end of the second sorting driving pulley shaft (89) and the input end of the first conveying lower driving pulley shaft (70); a gear transmission (135) is arranged at the input end of the first conveying lower driving pulley shaft (70) and the input end of the first conveying upper driving pulley shaft (71); the gear cover (28) is disposed over the gear drive (135) and the belt drive (134).

8. A multifunctional vegetable harvesting device according to claim 1, characterized in that the cutter gearbox (38) comprises a driven belt wheel frame (37), a main shaft (47), a driving gear (48), an intermediate pinion (45), an intermediate shaft (46), an intermediate gear (50), a cutter shaft (44), a cutter shaft gear (49), a front cover plate (41), a rear cover plate (43), an upper end cover (42), a lower end cover (51); the cutter assembly (23) includes a cutter seat (52), a cutter blade (54), and a blade bolt (53).