CN203723032U - Adjustment centering indenting device on seeding flowline - Google Patents

Abstract

The utility model discloses an adjustable device for centering and pressing holes on a sowing assembly line. The device for centering and pressing holes is mainly composed of a frame, a bowl tray conveying device, a centering device, a roller height adjusting device and a transmission device. By shaking the centering adjustment handle, the rotation of the gear drives the two racks to move left and right, so that the two centering guide plates move inward and outward at the same time, thereby realizing the centering of the bowl on the transmission device. The screw rod in the roller height adjustment device rotates, and the parallel four-bar assembly controls the lifting of the roller frame, adjusts the height of the pressure hole roller, and realizes the depth adjustment of the sowing hole to meet different sowing requirements. In the transmission device, the power is transmitted from the motor to the pressure hole roller through the chain drive. The utility model has the advantages of simple structure, convenient operation for adjusting the depth of the seed hole, and is provided with a centering device of the bowl plate to adjust the position of the bowl plate relative to the pressure hole roller, so that the position of the seed hole after the hole pressure is more ideal.

Description

An adjustable centering hole pressing device on the planting line

technical field

The utility model relates to agricultural machinery, in particular to an adjustable centering hole pressing device on a sowing assembly line.

Background technique

Industrialized seedlings usually use plastic pots for seedlings. Before sowing, the plastic pots need to be soiled, and then the hole-pressing nails on the hole-pressing roller of the planter press out the seed holes on the corresponding points of the pots, so that the next The process is to sow the seeds into the seed holes. In order to adapt to different sowing requirements, it is necessary for the hole-pressing device to be able to adjust the height relative to the alms bowl to suppress seed holes of different depths. The structure of the existing pressure hole device is relatively complicated, and the height adjustment of the pressure hole device is relatively complicated, which affects the efficiency of sowing work. the

Contents of the invention

In view of the deficiencies of the existing technology and actual production needs, the purpose of this utility model is to provide an adjustable centering pressure hole device on the sowing assembly line. The depth of the seed hole is easy to adjust and operate. Good adaptability.

In order to achieve the above object, the technical scheme adopted by the utility model is as follows:

The utility model includes a frame, a bowl tray conveying device, a portal frame, a centering adjustment handle, a pressure hole roller, a roller movable frame, a tensioning wheel, a centering guide plate, a small sprocket, a large sprocket, a roller fixing frame, Chains, gears, upper racks, lower racks, motors and pins.

The gantry is bridged on both sides of the frame of the dish conveying device, the upper rack and the lower rack are supported on both sides of the upper gantry, the gear is installed between the upper rack and the lower rack, and the upper rack The lower end on one side and the lower end on one side of the lower rack opposite to the upper rack are respectively connected to the centering guide plate through respective steel plates, and a centering adjustment handle is arranged on the gear shaft. The lower ends of the upper rack and the lower rack are respectively connected with the centering guide plate of the vertical dish conveying device through respective steel plates.

The movable roller frame is bridged on both sides of the frame of the pot-pan conveying device, the bottom surfaces of the movable roller frames on both sides are respectively connected with their respective height adjustment devices, the inner sides of the lower ends of the movable roller frames on both sides are respectively installed with roller fixing frames, and the two rollers Bearing pins are respectively installed on the fixed frames, and the two roller fixed frames are connected with the waist-shaped grooves on the respective roller movable frames through the pin shafts.

The pressure hole roller is installed on the rotating shaft, and the rotating shaft is straddled on both sides of the roller movable frame, the small sprocket is installed on the motor shaft, and the large sprocket is installed on the rotating shaft. The small sprocket and the large sprocket are connected by a chain, and a tension wheel is set on one side of the chain. The cavitation nails are equidistantly installed on the entire circumference of the cavitation roller. The spacing of the seedling holes, the spacing of the radial hole pressing nails of the pressure hole roller is equal to the spacing of each row of seedling holes.

The structures of the respective height adjustment devices are the same, including a screw rod, two screw nuts with opposite rotation directions, a height adjustment handle and a four-bar assembly. Two screw nuts with opposite rotations are installed on the screw, and the two screw nuts with opposite rotations are hinged to the left and right sides of the four-bar assembly. The screw rod is connected with the height adjustment handle.

There are two centering guide plates, which are bent outward relative to the input end of the bowl, and the two centering guide plates form a figure-eight shape.

The tensioning wheel is installed in an arc groove on the frame.

The beneficial effect that the utility model has is:

The utility model has the advantages of simple structure, convenient operation for adjusting the depth of the seed hole, and is provided with a centering device of the bowl plate to adjust the position of the bowl plate relative to the pressure hole roller, so that the position of the seed hole after the hole pressure is more ideal.

Description of drawings

Fig. 1 is the front view of the utility model.

FIG. 2 is a top view of FIG. 1 .

Fig. 3 is a left side view of Fig. 1 .

Fig. 4 is an A-A view of Fig. 1 .

Fig. 5 is an enlarged view of the height adjusting device in Fig. 1 .

In the figure: 1. Bowl plate transmission device, 2. Portal frame, 3. Centering adjustment handle, 4. Bowl plate, 5. Cavity pressing roller, 6. Roller movable frame, 7. Height adjustment handle, 8. Four rods Components, 9. Screw rod, 10. Tensioner wheel, 11. Centering guide plate, 12. Small sprocket, 13. Large sprocket, 14. Pin shaft, 15. Roller holder, 16. Chain, 17. Shaft, 18. gear, 19. upper rack, 20. lower rack, 21. motor, 22. two screw nuts with opposite directions of rotation, 23. pressure hole nail.

Detailed ways

Below in conjunction with accompanying drawing and embodiment the utility model is described further.

As shown in Fig. 1, Fig. 2, Fig. 3, Fig. 4 and Fig. 5, the utility model includes a frame, a bowl tray conveying device 1, a portal frame 2, a centering adjustment handle 3, a pressure hole roller 5, and a movable roller Frame 6, height adjustment handle 7, four-bar assembly 8, screw rod 9, tension wheel 10, centering guide plate 11, small sprocket 12, large sprocket 13, roller fixing frame 15, chain 17, gear 18, upper gear Bar 19, lower rack 20, motor 21, two screw nuts 22 and pressure hole nails 23 that rotate in opposite directions.

The gantry 2 is bridged on both sides of the frame of the dish conveying device 1, the upper rack 19 and the lower rack 20 are supported on both sides of the upper gantry 2, and the gear 18 is installed on the upper rack 19 and the lower rack 20, the lower end of one side of the upper rack 19 and the lower end of one side of the lower rack 20 opposite to the upper rack 19 are respectively connected to the centering guide plate 11 through respective steel plates, and the gear 18 is equipped with a centering guide on the shaft. Adjustment handle 3. The lower ends of the upper rack 19 and the lower rack 20 are respectively connected to the centering guide plate 11 of the vertical dish conveying device 1 through respective steel plates. By shaking the centering adjustment handle 3, the rotation of the gear 18 drives the two racks 19, 20 to move left and right, so that the two middle guide plates 11 move inwardly and outwardly at the same time, thereby realizing the centering adjustment of the bowl pan 4 on the transmission device 1 .

The movable roller frame 6 is bridged on both sides of the frame of the dish conveying device 1, the bottom surfaces of the movable roller frame 6 on both sides are respectively connected with the respective height adjustment devices, and the inner sides of the lower ends of the movable roller frame 6 on both sides are respectively equipped with a roller fixed frame 15, pin shafts 14 are respectively installed on the two drum fixed mounts 15, and the two drum fixed mounts 15 are connected with the waist-shaped grooves on the respective drum movable frames 6 through the pin shafts 14.

The pressure hole cylinder 5 is installed on the rotating shaft 17, and the rotating shaft 17 bridges over the both sides of the roller movable frame 6, and the small sprocket wheel 12 is installed on the motor 21 shaft, and the large sprocket wheel 13 is installed on the rotating shaft 17. The small sprocket 12 and the large sprocket 13 are connected by a chain 16, a tensioning wheel 10 is arranged on one side of the chain 16, and cavitation nails 23 are equidistantly installed on the entire circumference of the cavitation roller 5, and cavitation nails 23 are installed in the axial direction of the cavitation roller 5. The spacing of 23 is equal to the spacing of every row seedling hole on the pot dish, and the spacing of pressing hole roller 5 radial pressure hole nails 23 is equal to the spacing of every row of seedling hole.

As shown in FIG. 1 and FIG. 5 , the respective height adjustment devices have the same structure, including a screw 9 , two screw nuts 22 with opposite directions of rotation, a height adjustment handle 7 and a four-bar assembly 8 . Two screw nuts 22 with opposite rotation directions are installed on the screw mandrel 9, and the two screw nuts 22 with opposite rotation directions are hinged with the left and right sides of the four-bar assembly 8, and the upper and lower sides of the four-bar assembly 8 are supported on the bottom surface of the roller movable frame 6 Between the frame, the screw mandrel 9 is connected with the height adjustment handle 7.

As shown in FIG. 2 , there are two centering guide plates 11 , which are bent outward relative to the input end of the bowl 4 , and the two centering guide plates form a figure-eight shape. The outer figure-eight shape formed by the two guide plates improves the reliability of the centering adjustment of the bowl.

As shown in Figure 1 and Figure 2, the tensioning wheel 10 is installed in an arc groove on the frame through a shaft, and the tensioning wheel 10 can be moved and fixed in the arc groove, so as to achieve that when the height of the roller is adjusted, the motor shaft When the center distance with the drum shaft 17 changes, the purpose of ensuring that the chain 16 is properly tensioned.

As shown in Figure 1, the bowl pan 4 is sent in by the bowl pan conveying device 1, and after the centering guide plate 11 in the centering device adjusts the position of the bowl pan 4 on the bowl pan conveying device 1, it is sent into the cavitation pressing device for pressing. hole. After the height of the pressure hole cylinder 5 is adjusted, the pressure hole nails 23 on the pressure hole cylinder 5 are inserted in the soil of the bowl, and the pressure hole is completed.

Claims (4)

1. on sowing streamline, adjustment type centering is pressed a cave device, it is characterized in that: it comprises frame, alms bowl disk-transporting device (1), portal (2), centering regulating handle (3), pressure cave cylinder (5), cylinder adjustable shelf (6), regulating wheel (10), (23) are followed closely in centering guide (11), minor sprocket (12), hinge wheel (13), roller holder (15), chain (17), gear (18), upper rack (19), lower tooth bar (20), motor (21) and pressure cave; Portal (2) is connected across the frame both sides of alms bowl disk-transporting device (1), upper rack (19) and lower tooth bar (20) are supported on the both sides of top portal (2), gear (18) is arranged between upper rack (19) and lower tooth bar (20), one side lower end of one side lower end of upper rack (19) and the lower tooth bar (20) contrary with upper rack (19), steel plate by is separately connected respectively with to centering guide (11), on described gear (18) axle, centering regulating handle (3) is housed; Upper rack (19) and lower tooth bar (20) the lower end steel plate by separately respectively with vertical alms bowl disk-transporting device (1) centering guide (11) is connected; Cylinder adjustable shelf (6) is connected across the frame both sides of alms bowl disk-transporting device (1), the bottom surface of both sides cylinder adjustable shelfs (6) is connected with arrangement for adjusting height separately respectively, the inner side of both sides cylinder adjustable shelfs (6) lower end is separately installed with roller holder (15), bearing pin (14) is installed respectively on two roller holders (15), and two roller holders (15) are connected by bearing pin (14) with the kidney slot on cylinder adjustable shelf (6) separately; Press cave cylinder (5) to be arranged on rotating shaft (17) upper, rotating shaft (17) is connected across the both sides of cylinder adjustable shelf (6), and minor sprocket (12) is arranged on motor (21) axle, and hinge wheel (13) is arranged in rotating shaft (17); Between minor sprocket (12) hinge wheel (13), by chain (16), connect, chain (16) one sides arrange regulating wheel (10), press on the whole circumference of cave cylinder (5) and be equidistantly provided with and press cave nail (23), press cave cylinder (5) axially to press the spacing of cave nail (23) to equal the spacing in every row seedling cave on alms bowl dish, press cave cylinder (5) radially to press the spacing of cave nail (23) to equal the spacing in every row's seedling cave.

2. on a kind of sowing streamline according to claim 1, adjustment type centering is pressed cave device, it is characterized in that: the structure of described arrangement for adjusting height is separately identical, include screw mandrel (9), two feed screw nut (22), height regulating handle (7) and four bar assemblies (8) that rotation direction is contrary; Two contrary feed screw nuts (22) of rotation direction are arranged on screw mandrel (9), the feed screw nut (22) that two rotation directions are contrary is hinged with four bar assembly (8) left and right sides, four bar assembly (8) top and bottom withstand between cylinder adjustable shelf (6) bottom surface and frame, and screw mandrel (9) is connected with height regulating handle (7).

3. on a kind of sowing streamline according to claim 1, adjustment type centering is pressed cave device, it is characterized in that: described is two to centering guide (11), and with respect to alms bowl dish (4) input outward, two form splayed configuration to centering guide.

4. on a kind of sowing streamline according to claim 1, adjustment type centering is pressed cave device, it is characterized in that: described regulating wheel (10) is arranged in frame in an arc groove.