CN211721132U - An active feeding green leafy vegetable harvester - Google Patents

Abstract

The utility model relates to an active feeding green leafy vegetable harvester, which is characterized by comprising a frame, a transmission device, a traveling device, an active feeding device, a cutting device, and a clamping and conveying device. The frame is used to fix and support other devices; the transmission device is used for power transmission; the walking device is used for the adjustment of the walking and harvesting angle; the active feeding device is used for feeding, gathering and conveying green leafy vegetables; the cutting device is used for green leafy vegetable roots It is cut; the gripping and conveying device is used to grip the cut green leafy vegetables and transport them to the vegetable basket. The invention better overcomes the problems of small working range, damage and pollution to green leafy vegetables when the machine is harvested, and is of great significance to the harvesting operation of large-scale green leafy vegetables.

Description

An active feeding green leafy vegetable harvester

technical field

The utility model belongs to the field of agricultural mechanization, and relates to an active-feeding green leafy vegetable harvester, which is used for completing harvesting operations such as feeding, shearing, clamping and conveying of green leafy vegetables.

technical background

Green leafy vegetables are a kind of fast-growing vegetables that mainly produce fresh green leaves, petioles and tender stems. Due to the short growth period, flexible harvesting and extensive cultivation, the harvest of green leafy vegetables in my country relies on manual harvesting, which is labor-intensive and efficient. Therefore, it is necessary to develop mechanized leafy vegetable harvesting.

Through literature search of the prior art, it was found that the patent application number of China's new invention patent "A device and method for continuous harvesting of green leafy vegetables": 201510924799.8, which provides a harvesting machine, but it has problems: it cannot be effectively When the green leafy vegetables are fed into Fuhe, the green leafy vegetables are often scattered during the harvesting process, the range of leafy vegetables that can be harvested is small, the soil ridge is higher after shovel cutting, and the rhizomes of the harvested vegetables have soil , have a certain impact on bundle sales.

With the gradual increase of urban population, the demand for ready-to-eat green leafy vegetables is also increasing, but there are many problems such as labor-intensive and labor-intensive planting and harvesting of green leafy vegetables. Therefore, we continue to invent a green leafy vegetable harvester with active feeding, which can realize the mechanized harvesting of green leafy vegetables, improve efficiency and save agricultural force, which is of great significance to the sustainable development of green leafy vegetables and low-loss harvesting.

SUMMARY OF THE INVENTION

Aiming at the shortcomings of the green leafy vegetable harvester, the utility model invents a green leafy vegetable harvester with active feeding, which is of great significance for the harvesting of green leafy vegetables planted in a large area, and better overcomes the small working range of the machine during harvesting. and damage to green leafy vegetables, pollution and other problems.

The green leafy vegetable harvester of the utility model adopts the following technical scheme: comprising a frame, a transmission device, a traveling device, an active feeding device, a cutting device, and a clamping and conveying device. The frame is used for fixing and supporting other devices; the transmission device is used for power transmission; the walking device is used for adjusting the angle of walking and harvesting; the active feeding device is used for feeding green leafy vegetables. The cutting device is used for cutting the root system of green leafy vegetables; the clamping and conveying device is used for clamping the cut green leafy vegetables and conveying them to the vegetable basket.

The walking device includes a wheel and a wheel fixing rod. The wheel is used to support the whole device; the wheel fixing rod is fixed on the frame. It can be telescopic to adjust the harvesting height and angle of the unit.

The transmission device includes a motor, a motor frame, a driving sprocket, a passive sprocket, and a chain. The transmission device has a symmetrical structure. The motor frame is used to fix the motor; the motor is used to provide power for the clamping and conveying device; the drive sprocket is used to output power; the passive sprocket is used to transmit power and drive the drive roller to rotate ; The chain is used to connect the drive sprocket and the passive sprocket.

The active feeding device includes a motor, a motor fixing frame, a gear, a universal shaft, a pulley fixing frame, a driving pulley, a driven pulley, an upper conveyor belt, and a lower conveyor belt. The active feeding device has a symmetrical structure and is driven by meshing gears; the motor provides power for the feeding device; the pulley fixing frame is used to fix the pulley; the driving gear is used to transmit power, counterclockwise Rotation; the gear is divided into a driving gear and a passive gear, and the two are meshed for power transmission; the universal drive shaft is used to transmit power to drive the conveying device, which is a retractable design; the driving pulley is used for Support the conveyor belt and provide power; the driven pulley is used to support the conveyor belt; the upper conveyor belt is used for feeding and conveying vegetable leaves, and is wrapped with flexible materials. The friction with the vegetable leaves can prevent the leafy vegetable from falling off during conveying; the lower conveyor belt is used for feeding and collecting the rhizomes, and there are brushes on its surface, which can dial in the rhizomes and clean the soil on the rhizomes to a certain extent.

The shovel cutting device includes a shovel blade, a shovel blade fixing rod, a ratchet wheel and a pawl. The shovel is used for shoveling and cutting the root system of green leafy vegetables; the shovel fixing rod is used to fix the shovel and adjust the front and rear positions of the shovel; the ratchet is matched with the pawl for adjusting The angle of immersion changes the depth of immersion.

The clamping conveying device includes a clamping conveying device frame, a flexible belt, an active support roller, a driven support roller, a floating roller, and a torsion spring. The clamping and conveying device has a symmetrical structure. The frame of the clamping and conveying device is used to fix and support other devices; the flexible belt is used to clamp and convey green leafy vegetables; the active support roller is used to support the flexible belt and provide power; The movable support roller is used to support the flexible belt; the floating roller is used to tension the flexible belt and make the flexible belt float; the torsion spring is used to float the floating roller.

The beneficial effects of the present utility model are:

1. Leafy vegetables are assisted by a conveyor belt during the feeding process, which greatly reduces friction and damage caused by feeding.

2. The opening of the gripping and conveying device can be adjusted, and the rear end of the entrance is equipped with a floating roller, which is suitable for leafy vegetables of different numbers to enter at the same time, which increases the harvesting area.

Description of drawings

Fig. 1 is the structural sketch map of the present utility model;

Fig. 2 is the rear view structure diagram of the utility model;

Figure 3 is a schematic diagram of the structure of the active feeding device;

Fig. 4 is a schematic diagram of the structure of the shearing device;

FIG. 5 is a schematic diagram of the structure of the gripping and conveying device.

In the figure: 1, frame, motor 2, motor frame 3, driving sprocket 4, passive sprocket 5, chain 6 wheel 7, wheel fixing rod 8, motor 9, motor fixing frame 10, driving gear 11, driven gear 12 , universal drive shaft 13, driving pulley 14, upper conveyor belt 15, driven pulley 16, lower conveyor belt 17, pulley fixing plate 18, blade 19, blade fixing rod 20, pawl 21, ratchet 22, clamp Conveyor frame 23 , active support roller 24 , driven support roller 25 , flexible belt 26 , torsion spring 27 , floating roller 28 .

Detailed ways

The utility model patent will be further described below in conjunction with the accompanying drawings.

The power transmission device includes a motor 2 , a motor frame 3 , a driving sprocket 4 , a passive sprocket 5 , and a chain 6 . The motor 2 is nested on the motor frame 3; the motor frame 3 is installed at the end position of the frame 23 of the clamping conveying device; the driving sprocket 23 is fixed on the motor output shaft; the passive chain The wheel is fixed on the rotating shaft of the driving roller of the clamping conveying device.

The walking device includes wheels 7 and wheel fixing rods 8 . The wheel 7 is nested on the rotating shaft of the wheel fixing rod 8, and the wheel fixing rod 8 is installed on the frame 1 by bolts, and the height of the whole machine and the included angle with the ground can be adjusted by adjusting the bolts.

The active feeding device includes a motor 9, a motor fixing frame 10, a driving gear 11, a driven gear 12, a universal drive shaft 13, a driving pulley 14, an upper conveyor belt 15, a driven pulley 16, a lower conveyor belt 17, a belt Wheel fixing plate 18. The motor 9 is nested inside the motor frame 10; the motor frame 10 is designed with the same driven shaft as the motor output shaft; The gear 11 is connected with the output shaft of the motor 9 and rotates counterclockwise; the driven gear 12 meshes with the driving gear 11, is nested on the rotating shaft of the motor fixing frame 10, and rotates clockwise; the universal drive shaft 13 has Two, left and right symmetrical, one end of the universal drive shaft 13 is connected with the output shaft of the motor 9, and one end is connected with the driving pulley 14; the front and rear ends of the pulley fixing plate 18 are open holes, and the two are used as a group. There are two driving pulleys 14, which are symmetrically installed at the rear end of the pulley fixing plate 18, and the size is relatively large; there are two driven pulleys 16, which are symmetrically installed on the fixed pulleys. The end of the plate 18 is smaller in size; the upper conveyor belt 15 is a multi-layer package, the inner layer is a support layer, which is a cortex material, and the outer layer is a flexible sponge package, and the sponge is designed with semi-circular protrusions to increase friction ; The lower conveyor belt 17 adopts the same material as the upper conveyor belt 15, and a brush is designed on the surface, which can dial in the rhizomes and carry out soil cleaning. The upper conveyor belt 15 and the lower conveyor belt 17 are wound around the driving pulley 14 and the driven pulley 16 with the same rotation speed.

The shovel cutting device includes a shovel blade 19 , a shovel blade fixing rod 20 , a pawl 21 and a ratchet wheel 22 . The blade 19 is fixed on the blade fixing rod 20, and the front and rear positions of the blade 19 can be adjusted by bolts; the blade fixing rod 20 cooperates with the ratchet 22 and is fixed on the frame 23 of the clamping conveying device; The ratchet wheel 22 cooperates with the ratchet claws 21 to adjust the angle of soil entry and change the depth of soil entry.

The clamping conveying device includes a clamping conveying device frame 23 , an active support roller 24 , a driven support roller 25 , a flexible belt 26 , a torsion spring 27 , and a floating roller 28 . There are two racks 23 of the clamping and conveying device, all of which are fixed on the harvester rack 1 to form a group of clamping and conveying devices; there are two active support rollers 24, which are respectively installed on the two clamps. Hold the end of the conveyor frame 23; the two driven support rollers 25 are installed at the farthest front ends of the two gripping conveyor frames 23 respectively; the floating rollers 28 are a total of four, two by two. A group is symmetrically installed on the frame 23 of the clamping conveying device; the torsion springs 15 are 4 in total, one end is fixed on the floating roller 14, and the other end is fixed on the frame 23 of the clamping conveying device; the flexible belt 11 is a flexible sponge material; the flexible belt 11 is wrapped around the active backup roller 24 , the floating roller 28 and the driven backup roller 25 .

Claims (1)

1. a green leafy vegetable harvester actively fed, characterized in that: comprising a frame, a transmission device, a traveling device, an active feeding device, a shovel cutting device and a clamping conveying device; The transmission device includes a motor, a motor frame, a driving sprocket, a passive sprocket, and a chain; the transmission device is a symmetrical structure; the motor frame is used for fixing the motor; the motor is used for clamping and conveying The device provides power; the drive sprocket is used for outputting power; the passive sprocket is used to transmit power and drive the drive roller to rotate; the chain is used to connect the drive sprocket and the passive sprocket; The walking device includes a wheel and a wheel fixing rod; the wheel is used to support the whole device; the wheel fixing rod is fixed on the frame; it can be extended and retracted to adjust the harvesting height and angle of the device; The active feeding device includes a motor, a motor fixing frame, a driving gear, a universal drive shaft, a pulley fixing frame, a driving pulley, a driven pulley, an upper conveyor belt, and a lower conveyor belt; the active feeding device is a symmetrical structure, The transmission is carried out through meshing gears; the motor provides power for the feeding device; the pulley fixing frame is used for fixing the pulley; the driving gear is used for power transmission and rotates counterclockwise; the driving gear and The two driven gears are meshed to transmit power; the universal drive shaft is used to transmit power to drive the conveying device, which is a retractable design; the driving pulley is used to support the conveyor belt and provide power; the driven The pulley is used to support the conveyor belt; the upper conveyor belt is used to feed the vegetable leaves, which is wrapped in multiple flexible materials, and its surface has a circular protrusion, which increases the friction between the flexible belt and the vegetable leaves, which can prevent the leafy vegetables from falling off during conveying. The lower conveyor belt is used to feed the rhizomes, and there are brushes on its surface, which can dial in the cut roots and clean the soil on the rhizomes to a certain extent; The shovel-cutting device comprises a shovel, a shovel-fixing rod, a ratchet and a pawl; the shovel is used to shovel and cut the root system of green leafy vegetables; the shovel-fixing rod is used to fix the shovel and adjust the shovel. The front and rear positions of the knife; the ratchet wheel cooperates with the detent pawl to adjust the angle of burrowing and change the depth of burrowing; The clamping conveying device includes a clamping conveying device frame, a flexible belt, an active support roller, a driven support roller, a floating roller, and a torsion spring; the clamping conveying device has a symmetrical structure; the clamping conveying The device frame is used to fix and support the device; the flexible belt is used for clamping and conveying green leafy vegetables; the active support roller is used to support the flexible belt and provide power; the driven support roller is used to support the flexible belt belt; the floating roller is used for tensioning the flexible belt to make the flexible belt float; the torsion spring is used for floating the floating roller.

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