Sweet potato vine harvesting device

Abstract

The sweet potato vine harvesting device comprises a machine box, two grinding rollers, a fodder chopper mechanism and a smashing cutter head, an inlet is formed in the upper end of the machine box, an outlet is formed in the lower end of the machine box, the two grinding rollers, the fodder chopper mechanism and the smashing cutter head are sequentially arranged between the inlet and the outlet, and the two grinding rollers are rotationally installed under the inlet. Functional boxes are symmetrically arranged on the two sides, located below the grinding roller, in the machine box, two groups of fodder chopper mechanisms with opposite cutting directions are separately mounted on the two functional boxes in a high-low staggered manner, and a plurality of crushing cutter heads are rotationally mounted in the machine box through cutter head shafts; the chopper mechanism comprises a chopper, a connecting arm, an eccentric wheel and a first motor, one side of the connecting arm is fixedly connected with the chopper, and the other side of the connecting arm is connected with the eccentric wheel which is eccentrically connected with a power shaft of the first motor. The cutting device is scientific and reasonable in structural design, easy to operate, good in cutting effect, high in cutting efficiency and capable of being used and popularized.

Description

Technical Field

[0001] The utility model relates to a cutting device, in particular to a sweet potato vine harvesting device. Background Art

[0002] Since sweet potatoes need to be protected from scratches and damage during harvesting, sweet potato vines can only be processed after the sweet potatoes are harvested. The common method is manual harvesting, which is inefficient, time-consuming and labor-intensive. The size of the manually harvested sweet potato vines is too large and the decomposition speed is slow when directly returned to the field, and the effect is not good. Sweet potato vines can also be used as green fodder for livestock. When used as green fodder, the size after cutting needs to be reduced. Therefore, it is necessary to design a sweet potato vine harvesting device to quickly process sweet potato vines. Utility Model Content

[0003] The technical problem to be solved by the utility model is to provide a sweet potato vine harvesting device in view of the deficiencies of the above-mentioned prior art. The device has a scientific and reasonable structural design, is easy to operate, has a good cutting effect, has a high cutting efficiency, and can be promoted for use.

[0004] In order to solve the above technical problems, the technical solution adopted by the utility model is: a sweet potato vine harvesting device, characterized in that it includes a chassis, a roller, a guillotine mechanism and a crushing blade disc, an inlet is arranged at the upper end of the chassis, an outlet is arranged at the lower end of the chassis, a roller, a guillotine mechanism and a crushing blade disc are arranged in sequence between the inlet and the outlet, two rollers are rotatably installed just below the inlet, and function boxes are symmetrically arranged on both sides below the rollers in the chassis, and two groups of guillotine mechanisms with opposite cutting directions are respectively installed on the two function boxes in a staggered manner, and a plurality of crushing blade discs are rotatably installed in the chassis through the blade disc shaft;

[0005] The guillotine mechanism comprises a guillotine, a connecting arm, an eccentric wheel and a first motor. One side of the connecting arm is fixedly connected to the guillotine, and the other side of the connecting arm is connected to the eccentric wheel. The eccentric wheel is eccentrically connected to the power shaft of the first motor.

[0006] Preferably, a sliding sleeve is fixedly provided on the side wall of the functional box, the connecting arm is slidably matched with the sliding sleeve, the connecting arm is rotatably connected to two limiting wheels, the outer wheel rim of the eccentric wheel is slidingly clamped between the two limiting wheels, the outer wheel rim of the eccentric wheel is connected to the center seat through three arms of different lengths, the center seat is fixedly connected to a wheel axle, the wheel axle is coaxially fixedly connected to the output shaft of the first motor, the wheel axle is connected to a bearing, the bearing is installed in a bearing seat, the bearing seat is fixedly connected to the functional box, and the first motor is fixedly installed on the chassis.

[0007] Preferably, a limiting groove for accommodating the outer rim of the eccentric wheel is provided on the limiting wheel.

[0008] Preferably, the guillotine is threadedly connected to the connecting arm via a blade holder, and a cutting notch is provided on the functional box at a position corresponding to the blade edge of the guillotine.

[0009] Preferably, the chassis is provided with a second motor for driving the grinding roller and the crushing blade to rotate.

[0010] Compared with the prior art, the utility model has the following advantages:

[0011] The utility model has scientific and reasonable structural design and simple operation. The sweet potato vines can be quickly processed into scraps through the three steps of extrusion, cutting and crushing in sequence, which can meet the needs of returning to the field and green fodder and has great practical value.

[0012] The utility model is further described in detail below with reference to the accompanying drawings and embodiments. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a structural schematic diagram of the utility model.

[0014] Figure 2 It is a main structural schematic diagram of the guillotine mechanism in the utility model.

[0015] Figure 3 It is a side structural schematic diagram of the guillotine mechanism in the utility model.

[0016] Description of reference numerals:

[0017] 1—chassis; 2—inlet; 3—roller;

[0018] 4—Function box; 5—Crushing blade; 6—Export;

[0019] 7—eccentric wheel; 8—arm; 9—center seat;

[0020] 10—connecting arm; 11—limiting wheel; 12—sliding sleeve;

[0021] 13—knife seat; 14—guillotine; 15—bearing seat;

[0022] 16—wheel axle; 17—first motor. DETAILED DESCRIPTION

[0023] like Figures 1 to 3As shown, the utility model comprises a chassis 1, a roller 3, a guillotine mechanism and a crushing blade disc 5, an inlet 2 is provided at the upper end of the chassis 1, an outlet 6 is provided at the lower end of the chassis 1, and a roller 3, a guillotine mechanism and a crushing blade disc 5 are sequentially provided between the inlet 2 and the outlet 6, two rollers 3 are rotatably installed just below the inlet 2, and a function box 4 is symmetrically provided on both sides below the roller 3 in the chassis 1, and two groups of guillotine mechanisms with opposite cutting directions are respectively installed on the two function boxes 4 in a staggered manner at high and low levels, and a plurality of crushing blade discs 5 are rotatably installed in the chassis 1 through the blade disc shaft;

[0024] The guillotine mechanism includes a guillotine 14, a connecting arm 10, an eccentric wheel 7 and a first motor 17. One side of the connecting arm 10 is fixedly connected to the guillotine 14, and the other side of the connecting arm 10 is connected to the eccentric wheel 7. The eccentric wheel 7 is eccentrically connected to the power shaft of the first motor 17.

[0025] In this embodiment, a sliding sleeve 12 is fixedly provided on the side wall of the functional box 4, and the connecting arm 10 is slidably matched with the sliding sleeve 12. The connecting arm 10 is rotatably connected to two limiting wheels 11, and the two limiting wheels 11 slide and clamp the outer wheel rim of the eccentric wheel 7 between them. The outer wheel rim of the eccentric wheel 7 is connected to the center seat 9 through three arms 8 of different lengths. The center seat 9 is fixedly connected to a wheel axle 16, and the wheel axle 16 is coaxially fixedly connected to the output shaft of the first motor 17. The wheel axle 16 is connected to a bearing, and the bearing is installed in a bearing seat 15. The bearing seat 15 is fixedly connected to the functional box 4, and the first motor 17 is fixedly installed on the chassis 1.

[0026] In this embodiment, a limiting groove for accommodating the outer wheel rim of the eccentric wheel 7 is formed on the limiting wheel 11.

[0027] In this embodiment, the guillotine 14 is threadedly connected to the connecting arm 10 via the blade holder 13 , and a cutting notch is provided on the function box 4 at a position corresponding to the blade edge of the guillotine 14 .

[0028] In this embodiment, the chassis 1 is provided with a second motor for driving the rollers 3 and the crushing blade 5. One end of the two rollers 3 is fixedly connected to two mutually meshing gears, one of which is drivingly connected to the output shaft of the second motor, and the transmission shaft of the second motor is connected to the crushing blade 5 through a belt drive.

[0029] In this embodiment, four running wheels are arranged around the bottom of the chassis 1, and the chassis 1 is connected to the tractor through a traction frame. The outlet 6 is connected to the collection bag through a hose.

[0030] When in use, the first motor 17 and the second motor are turned on, and the sweet potato vines are inserted between the two rollers 3 from the inlet 2 through the inlet 2, and are squeezed by the rollers 3 and close to the guillotine mechanism below. When the first motor 17 rotates, the eccentric wheel 7 rotates, and the outer wheel ring of the eccentric wheel 7 performs cam motion, and the outer wheel ring of the eccentric wheel 7 squeezes and pushes the two limiting wheels 11, and the limiting wheels 11 drive the connecting arm 10 to reciprocate in the sliding sleeve 12, thereby realizing the reciprocating motion of the guillotine 14, and the upper and lower guillotines 14 complete the cutting of the vines after rolling. The cut vines are crushed by the crushing knife disc 5 and fall into the collection bag through the hose, and can be directly returned to the field or used as green fodder for livestock.

[0031] The above is only a preferred embodiment of the utility model, and does not limit the utility model in any way. Any simple modification, change and equivalent change made to the above embodiment according to the essence of the utility model technology still falls within the protection scope of the technical solution of the utility model.

Claims

1. A sweet potato vine harvesting device, characterized in that: The machine comprises a chassis (1), a roller (3), a guillotine mechanism and a crushing blade disc (5); an inlet (2) is provided at the upper end of the chassis (1), an outlet (6) is provided at the lower end of the chassis (1); a roller (3), a guillotine mechanism and a crushing blade disc (5) are arranged in sequence between the inlet (2) and the outlet (6); two rollers (3) are rotatably mounted directly below the inlet (2); function boxes (4) are symmetrically arranged on both sides below the rollers (3) in the chassis (1); two groups of guillotine mechanisms with opposite cutting directions are respectively installed on the two function boxes (4) in a staggered manner at different heights; and a plurality of crushing blade discs (5) are rotatably mounted in the chassis (1) via blade disc shafts; The guillotine mechanism comprises a guillotine (14), a connecting arm (10), an eccentric wheel (7) and a first motor (17); one side of the connecting arm (10) is fixedly connected to the guillotine (14); the other side of the connecting arm (10) is connected to the eccentric wheel (7); and the eccentric wheel (7) is eccentrically connected to a power shaft of the first motor (17).

2. A sweet potato vine harvesting device according to claim 1, characterized in that: A sliding sleeve (12) is fixedly arranged on the side wall of the functional box (4); the connecting arm (10) and the sliding sleeve (12) are slidably matched; the connecting arm (10) is rotatably connected to two limiting wheels (11); the two limiting wheels (11) slidably clamp the outer wheel rim of the eccentric wheel (7); the outer wheel rim of the eccentric wheel (7) is connected to the center seat (9) through three arms (8) of different lengths; the center seat (9) is fixedly connected to a wheel axle (16); the wheel axle (16) is coaxially fixedly connected to the output shaft of the first motor (17); the wheel axle (16) is connected to a bearing; the bearing is installed in a bearing seat (15); the bearing seat (15) is fixedly connected in the functional box (4); and the first motor (17) is fixedly installed on the chassis (1).

3. A sweet potato vine harvesting device according to claim 2, characterized in that: The limiting wheel (11) is provided with a limiting groove for accommodating the outer wheel rim of the eccentric wheel (7).

4. A sweet potato vine harvesting device according to claim 1, characterized in that: The guillotine (14) is threadedly connected to the connecting arm (10) via a knife seat (13), and a cutting notch is provided on the function box (4) at a position corresponding to the blade edge of the guillotine (14).

5. A sweet potato vine harvesting device according to claim 1, characterized in that: The chassis (1) is provided with a second motor for driving the grinding roller (3) and the crushing blade (5) to rotate.

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