Pressing hole seeding device of tobacco floating seedling seeding machine

Abstract

The utility model belongs to the technical field of tobacco planting, and relates to a hole pressing and sowing device of a tobacco floating seedling seeder. Comprising side plates, a hole pressing roller and a sowing roller, a hole pressing and sowing area is defined by the four side plates, two opposite side plates are provided with holes used for penetrating through a hole pressing roller shaft, a sowing roller shaft and a chain tightening wheel, and the hole pressing roller is arranged on the hole pressing roller shaft through a hole pressing roller fixing piece; bearings are arranged at the two ends of the hole pressing roller shaft and the two ends of the seeding roller shaft respectively, one end of the hole pressing roller shaft and one end of the seeding roller shaft penetrate through the bearings to be connected with a hole pressing roller chain wheel and a seeding roller chain wheel respectively, the seeding roller chain wheel and the hole pressing roller chain wheel are connected through a chain, a partition plate is arranged between the hole pressing roller and the seeding roller, and a cover plate is arranged above the partition plate. A seeding roller seed enclosure assembly is assembled behind the partition plate, and a seed bin partition plate is assembled right above the seeding roller; the device is complete in function, high in automation degree, high in efficiency and convenient to operate, use and maintain; the tobacco seedling quality can be improved, and the use cost is reduced.

Description

Technical Field

[0001] The utility model belongs to the technical field of tobacco planting, in particular to a tobacco floating seedling raising and seeding machine with a hole pressing and sowing device. Background Art

[0002] Tobacco seedling cultivation is an important part of tobacco planting. At present, the cultivation of tobacco seedlings is carried out on a large scale and the degree of intensive management is relatively high. The requirements for the automation and quality of tobacco floating seedling sowing are also getting higher and higher. The existing tobacco floating seedling sowing machines in production have problems such as high labor cost, high substrate waste, high damage rate of floating trays, and low matching degree between sowing machines and floating trays, which have brought a lot of inconvenience to the existing production.

[0003] In this regard, in order to solve the above problems, equipment with complete functions, high degree of automation, high efficiency, easy operation and maintenance is designed to improve the quality of tobacco seedling cultivation and reduce the cost of use. Utility Model Content

[0004] In view of the technical problems existing in the background technology, the utility model provides a tobacco floating seedling seeder pressure hole sowing device. The utility model has complete functions, high degree of automation, high efficiency, and convenient operation and maintenance; it can improve the quality of tobacco seedling cultivation and reduce the cost of use.

[0005] In order to achieve the above purpose, the technical solution provided by the utility model is:

[0006] A tobacco floating seedling sowing machine pressure hole sowing device comprises a side plate, a pressure hole roller and a sowing roller, wherein four side plates enclose a pressure hole sowing area, two opposite side plates are provided with holes for passing a pressure hole roller shaft, a sowing roller shaft and a chain and tension wheel, a pressure hole roller shaft is provided with a pressure hole roller through a pressure hole roller fixing member; a sowing roller is provided on the sowing roller shaft, the sowing roller is cylindrical, and circular holes are punched on the circumference of the outer surface to receive seeds, bearings are provided at both ends of the pressure hole roller shaft and the sowing roller shaft, wherein one end of the pressure hole roller shaft and the sowing roller shaft respectively passes through the bearings and is connected to the pressure hole roller sprocket and the sowing roller sprocket, the sowing roller sprocket and the pressure hole roller sprocket are connected by a chain, a chain and tension wheel are provided on the chain, and the chain does not loosen;

[0007] A partition is arranged between the cavitation roller and the sowing roller, the tail side of the sowing roller is a seed bin, the front of the sowing roller is a partition, a cover plate is arranged above the partition, a sowing roller seed enclosure assembly is arranged behind the partition, and a seed bin partition is arranged just above the sowing roller;

[0008] A height adjustment hand wheel connecting fixing piece is arranged on the outer side walls of the two opposite side panels, and a height adjustment hand wheel of the pressure hole sowing device is arranged on the height adjustment hand wheel connecting fixing piece.

[0009] A support rod rotating shaft is arranged between the two opposite side plates on the other side, and support rod rotating shaft bearings are arranged at both ends of the support rod rotating shaft, and a height adjustment rod of a pressure-hole sowing device is arranged on the lower surface of the support rod rotating shaft bearing, and a handle is provided on the height adjustment rod of the pressure-hole sowing device, and the height adjustment hand wheel of the pressure-hole sowing device and the height adjustment rod of the pressure-hole sowing device are both threaded rods. During use, the two height adjustment hand wheels of the pressure-hole sowing device and the height adjustment rod of the pressure-hole sowing device are connected to the beam of the main machine through the two height adjustment hand wheels of the pressure-hole sowing device and the height adjustment rod of the pressure-hole sowing device. If the height needs to be adjusted, the height with the beam is adjusted by rotating the height adjustment hand wheel of the pressure-hole sowing device and the height adjustment rod of the pressure-hole sowing device; when maintenance is needed, the height adjustment hand wheel of the pressure-hole sowing device is rotated to withdraw, the handle is pulled, and then the pressure-hole sowing device rotates 180° as a whole with the support rod rotating shaft bearing on the height adjustment rod of the pressure-hole sowing device as the center, so as to facilitate equipment maintenance.

[0010] Furthermore, sprocket protection covers are provided on the seeding roller sprocket and the cavitation roller sprocket.

[0011] Furthermore, the seeding roller seed enclosure assembly is fixed to the seed bin partition through a seeding roller seed enclosure assembly fixing piece.

[0012] Furthermore, a handle is provided on the side plate on the side where the cavitation pressing roller is provided, and a brush is provided on the handle.

[0013] Furthermore, the acupuncture pressing roller is in the form of a sheet with an arc waist hole, the acupuncture pressing teeth on the acupuncture pressing roller are in the shape of a quadrangular pyramid, and the acupuncture pressing roller is fixed to the acupuncture pressing roller shaft through a spacer sleeve, which reduces the substrate adhesion area and effectively reduces the substrate adhesion. When working, the circular motion brush brushes off the adhered substrate to ensure the normal operation of the acupuncture sowing. When the acupuncture pressing teeth are damaged, only a single damaged acupuncture pressing roller needs to be replaced, and there is no need to replace the entire acupuncture pressing device, which effectively reduces the use cost.

[0014] Furthermore, two opposite side plates are provided with waist-shaped holes for passing the acupuncture roller shaft, the sowing roller shaft and the chain and tension wheel, and the height position thereof is adjustable, so as to be suitable for working with sowing rollers and acupuncture rollers of different specifications.

[0015] Furthermore, an arc-shaped waist hole is provided on the seeding roller sprocket.

[0016] The utility model has the following advantages and beneficial effects:

[0017] The pressure-hole seeding device of the floating seeding tray seeder adopts the concept design of overall rotation and adjustable height of each component, which is convenient for production, transportation, operation, maintenance, servicing and overhaul. The side panels of the pressure-hole seeding device are provided with waist-shaped openings for the pressure-hole roller and the seeding roller, and the height position is adjustable, which is suitable for the operation of pressure-hole rollers of different specifications; the pressure-hole roller is in the form of a sheet with an arc waist hole, and the pressure-hole teeth are in the shape of a quadrangular pyramid, which are fixed on the pressure-hole roller shaft through a spacer sleeve, which reduces the substrate adhesion area and effectively reduces the substrate adhesion. When working, the circular motion brush brushes off the attached substrate to ensure the normal operation of the pressure-hole seeding. When the pressure-hole teeth are damaged, only the damaged pressure-hole roller needs to be replaced, and it is unnecessary to replace the entire pressure-hole device, which effectively reduces the use cost; the pressure-hole seeding device has strong controllability, simple and convenient operation, less waste of seedling sowing substrate, and low use cost. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is the front view of the utility model;

[0019] Figure 2 This is the top view of the utility model;

[0020] Figure 3 It is a side view of the utility model.

[0021] In the figure, 1-side plate, 2-hole pressing roller, 3-seeding roller, 4-hole pressing roller sprocket, 5-seeding roller sprocket, 6-hole pressing roller shaft, 7-seeding roller shaft, 8-hole pressing roller fixing part, 9-hole pressing roller spacer, 10-bearing, 11-partition, 12-sprocket guard, 13-seed bin partition, 14-seed bin, 15-support rod rotating shaft, 16-support rod rotating shaft bearing, 17-seeding roller seed enclosure assembly fixing part, 18-seeding roller seed enclosure assembly, 19-handle, 20-brush, 21-chain tightening wheel, 22-height adjustment hand wheel connecting fixing part, 23-hole pressing sowing device height adjustment hand wheel, 24-hole pressing sowing device height adjustment rod. DETAILED DESCRIPTION

[0022] In order to make the purpose, technical solutions and advantages of the embodiments of the utility model clearer, the technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments.

[0023] Therefore, the following detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit the scope of the present invention to be protected, but merely represents selected embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention. Example

[0024] like Figure 1-3 As shown, a pressure-hole sowing device of a tobacco floating seedling sowing machine comprises a side plate 1, a pressure-hole roller 2 and a sowing roller 3. Four side plates 1 form a pressure-hole sowing area. Two opposite side plates 1 are provided with holes for passing through a pressure-hole roller shaft 6, a sowing roller shaft 7 and a chain and tension wheel 21. The pressure-hole roller shaft 6 is provided with a pressure-hole roller 2 through a pressure-hole roller fixing member 8; the sowing roller 3 is provided on the sowing roller shaft 7. The sowing roller 3 is cylindrical, and circular holes are punched on the circumference of the outer surface to receive seeds. Bearings 10 are provided at both ends of the pressure-hole roller shaft 6 and the sowing roller shaft 7, wherein one end of the pressure-hole roller shaft 6 and the sowing roller shaft 7 respectively passes through the bearings 10 to be connected with the pressure-hole roller sprocket 4 and the sowing roller sprocket 5, and the sowing roller sprocket 5 and the pressure-hole roller sprocket 4 are connected through a chain, and a chain and tension wheel 21 is provided on the chain, so that the chain does not loosen;

[0025] A partition 11 is arranged between the cavitation roller 2 and the sowing roller 3, a seed bin 14 is arranged at the rear side of the sowing roller 3, a partition 11 is arranged in front of the sowing roller 3, a cover plate is arranged above the partition 11, a sowing roller seed enclosure assembly 18 is arranged behind the partition 11, and a seed bin partition 13 is arranged directly above the sowing roller 3;

[0026] A height adjustment hand wheel connecting fixing member 22 is arranged on the outer side walls of the two opposite side panels 1, and a height adjustment hand wheel 23 of the pressure hole sowing device is arranged on the height adjustment hand wheel connecting fixing member 22.

[0027] A support rod rotating shaft 15 is arranged between the two opposite side plates 1 on the other side, and support rod rotating shaft bearings 16 are arranged at both ends of the support rod rotating shaft 15. A pressure-hole sowing device height adjustment rod 24 is arranged on the lower surface of the support rod rotating shaft bearing 16. The pressure-hole sowing device height adjustment rod 24 is provided with a handle, and the pressure-hole sowing device height adjustment hand wheel 23 and the pressure-hole sowing device height adjustment rod 24 are both threaded rods. During use, the two pressure-hole sowing device height adjustment hand wheels 23 and the pressure-hole sowing device height adjustment rod 24 are connected to the main beam of the host. If the height needs to be adjusted, the height with the beam is adjusted by rotating the pressure-hole sowing device height adjustment hand wheel 23 and the pressure-hole sowing device height adjustment rod 24; when maintenance is needed, the pressure-hole sowing device height adjustment hand wheel 23 is rotated to exit, the lifting handle 19 is pulled, and then the pressure-hole sowing device is rotated 180° as a whole with the support rod rotating shaft bearing 16 on the pressure-hole sowing device height adjustment rod 24 as the center, which is convenient for equipment maintenance.

[0028] In this embodiment, a sprocket protection cover 12 is provided on the seeding roller sprocket 5 and the cavitation roller sprocket 4 to increase safety.

[0029] In this embodiment, the seeding roller seed enclosure assembly 18 is fixed to the seed bin partition 13 through the seeding roller seed enclosure assembly fixing member 17 to prevent the seeds from falling and being damaged when the seeding roller rotates.

[0030] In this embodiment, a handle 19 is provided on the side plate 1 on which the acupuncture roller 2 is provided, and a brush 20 is provided on the handle 19. When working, the brush moves in a circular motion and brushes off the attached substrate to ensure the normal operation of acupuncture sowing.

[0031] In the present embodiment, the acupuncture pressing roller 2 is in the form of a sheet with an arc waist hole, the acupuncture pressing teeth on the acupuncture pressing roller 2 are in the shape of a quadrangular pyramid, and the acupuncture pressing roller 2 is fixed to the acupuncture pressing roller shaft 6 by a spacer sleeve 9, which reduces the substrate adhesion area and effectively reduces the substrate adhesion. During operation, the circular motion brush brushes off the adhered substrate to ensure the normal operation of the acupuncture sowing. When the acupuncture pressing teeth are damaged, only a single damaged acupuncture pressing roller needs to be replaced, and there is no need to replace the entire acupuncture pressing device, which effectively reduces the use cost.

[0032] In this embodiment, two opposite side plates 1 are provided with waist-shaped holes for passing the cavitation pressing roller shaft 6, the sowing roller shaft 7 and the chain and tension wheel 21, and the height position thereof is adjustable, so as to be suitable for the sowing rollers 3 and the cavitation pressing rollers 2 of different specifications.

[0033] In this embodiment, a circular arc waist hole is provided on the seeding roller sprocket 5 .

[0034] The working process of the utility model is as follows: before use, the pressure-hole sowing device is installed on the tobacco leaf floating seedling sowing machine frame, and is connected to the main beam of the main machine through two height-adjusting hand wheels 23 of the pressure-hole sowing device and a height-adjusting rod 24 of the pressure-hole sowing device. If the height needs to be adjusted, the height with the main beam is adjusted by rotating the height-adjusting hand wheel 23 of the pressure-hole sowing device and the height-adjusting rod 24 of the pressure-hole sowing device; when maintenance is needed, the height-adjusting hand wheel 23 of the pressure-hole sowing device is rotated out, the lifting handle 19 is pulled, and then the pressure-hole sowing device is pressed to sow with pressure-hole. The support rod rotating shaft bearing 16 on the height adjustment rod 24 of the seeding device rotates 180° as a whole about the center of the circle, which is convenient for equipment maintenance; the floating seedling tray with the matrix filled is moved to the hole pressing sowing device in sequence under the push of the floating tray propeller, and the hole pressing roller-like pyramid hole pressing teeth are pressed into the matrix filling hole of the floating tray. Under the push of the floating tray propeller, the floating tray drives the hole pressing roller to rotate, and the hole pressing roller drives the sowing roller to rotate through the sprocket to collect seeds from the seed bin and rotate to the top of the hole pressed by the hole pressing roller. The seeds are naturally adjusted into the hole under the action of gravity to complete the sowing.

[0035] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. For those skilled in the art, the present invention may be subject to various modifications and variations. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. A tobacco floating seedling planting machine pressure hole planting device, characterized in that: The invention comprises a side plate (1), a cavitation pressing roller (2) and a sowing roller (3), wherein four side plates (1) enclose a cavitation pressing sowing area, two opposite side plates (1) are provided with holes for passing a cavitation pressing roller shaft (6), a sowing roller shaft (7) and a chain tension wheel (21), the cavitation pressing roller shaft (6) is provided with a cavitation pressing roller (2) via a cavitation pressing roller fixing member (8); a sowing roller (3) is provided on the sowing roller shaft (7), the sowing roller (3) is cylindrical, and circular holes are punched on the circumference of the outer surface for storing seeds, bearings (10) are provided at both ends of the cavitation pressing roller shaft (6) and the sowing roller shaft (7), wherein one end of the cavitation pressing roller shaft (6) and the sowing roller shaft (7) respectively passes through the bearings (10) and is connected to the cavitation pressing roller sprocket (4) and the sowing roller sprocket (5), the sowing roller sprocket (5) and the cavitation pressing roller sprocket (4) are connected via a chain, and a chain tension wheel (21) is provided on the chain; A partition (11) is provided between the cavitation roller (2) and the sowing roller (3); a seed bin (14) is provided at the rear side of the sowing roller (3); a partition (11) is provided in front of the sowing roller (3); a cover plate is provided above the partition (11); a sowing roller seed enclosure assembly (18) is provided behind the partition (11); and a seed bin partition (13) is provided directly above the sowing roller (3); A height adjustment hand wheel connecting fixing member (22) is provided on the outer side walls of the two opposite side plates (1), and a height adjustment hand wheel (23) of the pressure hole sowing device is provided on the height adjustment hand wheel connecting fixing member (22). A support rod rotating shaft (15) is arranged between two opposite side plates (1) on the other side, support rod rotating shaft bearings (16) are arranged at both ends of the support rod rotating shaft (15), and a pressure-hole sowing device height adjustment rod (24) is arranged on the lower surface of the support rod rotating shaft bearing (16), and a handle is provided on the pressure-hole sowing device height adjustment rod (24), and the pressure-hole sowing device height adjustment hand wheel (23) and the pressure-hole sowing device height adjustment rod (24) are both threaded rods.

2. The tobacco floating seedling raising and seeder pressure hole sowing device according to claim 1 is characterized by: Sprocket protection covers (12) are provided on the seeding roller sprocket (5) and the cavitation roller sprocket (4).

3. The tobacco floating seedling raising and seeding machine pressure hole sowing device according to claim 1 is characterized by: The sowing roller seed enclosure assembly (18) is fixed to the seed bin partition (13) via a sowing roller seed enclosure assembly fixing member (17).

4. The tobacco floating seedling planting machine pressure hole planting device according to claim 1 is characterized by: A handle (19) is provided on the side plate (1) on which the cavitation pressing roller (2) is provided, and a brush (20) is provided on the handle (19).

5. The tobacco floating seedling raising and seeder pressure hole sowing device according to claim 1 is characterized by: The cavitation pressing roller (2) is in the form of a sheet with an arc waist hole, the cavitation pressing teeth on the cavitation pressing roller (2) are in the shape of a quadrangular pyramid, and the cavitation pressing roller (2) is fixed on the cavitation pressing roller shaft (6) via a spacer sleeve (9).

6. The tobacco floating seedling raising and seeding machine pressure hole sowing device according to claim 1 is characterized by: Holes for passing the cavitation roller shaft (6), the sowing roller shaft (7) and the chain and tension wheel (21) are provided on the two opposite side plates (1). The holes are waist-shaped openings, and the height positions thereof are adjustable.

7. The tobacco floating seedling raising and seeder pressure hole sowing device according to claim 1 is characterized by: The sowing roller sprocket (5) is provided with an arc-shaped waist hole.

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