Automatic seedling clamping mechanism and transplanter

Abstract

The utility model provides an automatic seedling clamping mechanism and a transplanter, and belongs to the technical field of agricultural mechanical equipment. The problem that an existing device cannot accurately control the opening and closing degree of seedling clamping pieces is solved. The device comprises a micro steering engine, two cylindrical gears, a clamping finger base plate, a left clamping finger linkage rod, two clamping fingers and a right clamping finger linkage rod, the micro steering engine is installed above the clamping finger base plate, the two cylindrical gears are connected in a meshed mode, one end of one cylindrical gear is connected with the micro steering engine, the other end of the other cylindrical gear is connected with the left clamping finger linkage rod, and the other end of the other cylindrical gear is connected with the right clamping finger linkage rod. The left clamping finger linkage rod is connected with one cylindrical gear, the right clamping finger linkage rod is connected with the other cylindrical gear, the two clamping fingers are connected with the left clamping finger linkage rod and the right clamping finger linkage rod respectively, the micro steering engine is connected with one cylindrical gear through a coupler, the clamping finger base plate is a hollow metal plate shell, and a hole allowing a rotating shaft of the micro steering engine to penetrate through is formed in the upper portion of the hollow metal plate shell. The automatic seedling clamping device is mainly used for automatically clamping seedlings during transplanting.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of agricultural machinery and equipment, especially relates to an automatic seedling clamping mechanism and transplanting machine. BACKGROUND

[0002] Seedling transplanting operation is an important part of the production link of dry land crops in China, which can not only avoid the influence of adverse weather such as low temperature, late spring cold and frost in spring, but also improve the survival rate of seedlings and the yield per mu of crops and improve the quality of crops, and the economic and social benefits are very significant. At present, domestic transplanting operation is still mainly manual transplanting supplemented by semi-automatic transplanting machine, and seedlings are taken and transplanted by manual operation in the operation process, which has high labor intensity and high operation cost, and the seedling stems may be damaged, which seriously restricts the development of seedling transplanting technology.

[0003] The Chinese invention patent with the publication number CN212629172U discloses an automatic seedling clamping mechanism of plug seedling transplanting machine, which comprises seedling clamping pieces, a seedling clamping piece frame, a slide, a push rod, a cylinder and a sliding block. The slide is arranged below the cylinder, the push rod is connected below the cylinder, the sliding block is connected below the push rod, the sliding block is slidingly connected inside the slide, circular holes adapted to the seedling clamping piece frame are arranged on the opposite sides of the slide, the seedling clamping piece frame is arranged on the circular holes and movably connected therewith, inclined through grooves adapted to the seedling clamping piece frame are symmetrically formed on the opposite sides of the sliding block, one end of the seedling clamping piece is fixed on the seedling clamping piece frame, and the other end of the seedling clamping piece is arranged outside the slide. The automatic seedling clamping mechanism of the plug seedling transplanting machine has a simple and compact structure, can avoid damaging the stems of plug seedlings during use, greatly reduces the labor intensity, and effectively reduces the operation cost. However, the device cannot accurately control the opening and closing degree of the seedling clamping pieces. SUMMARY

[0004] Therefore, the utility model aims at providing an automatic seedling clamping mechanism and transplanting machine to solve the problem that the existing device cannot accurately control the opening and closing degree of the seedling clamping pieces.

[0005] To achieve the above-mentioned purpose, the utility model adopts the following technical scheme:

[0006] An automatic seedling clamping mechanism comprises a micro steering engine, two cylindrical gears, a clamping finger base plate, a left clamping finger linkage rod, two clamping fingers and a right clamping finger linkage rod. The micro steering engine is installed above the clamping finger base plate, the two cylindrical gears are meshed and connected, one end of one of the cylindrical gears is connected with the micro steering engine, the other end is connected with the left clamping finger linkage rod, the right clamping finger linkage rod is connected with the other cylindrical gear, and the two clamping fingers are respectively connected with the left clamping finger linkage rod and the right clamping finger linkage rod.

[0007] Further, the micro steering engine is connected with one of the cylindrical gears through a shaft coupling.

[0008] Further, the clamping finger base plate is a hollow metal shell, a hole for passing through the rotating shaft of the micro steering engine is arranged on the upper portion of the hollow metal shell, a partition is arranged in the hollow metal shell, and holes for passing through the left clamping finger linkage rod and the right clamping finger linkage rod are respectively arranged on the bottom of the hollow metal shell and the partition.

[0009] Further, bearings are respectively arranged on the upper end of the partition and the bottom of the clamping finger base plate.

[0010] Further, the two clamping fingers are in L shape with the left clamping finger linkage rod and the right clamping finger linkage rod.

[0011] A seedling transplanting machine comprises an automatic seedling clamping mechanism.

[0012] Compared with the prior art, the automatic seedling clamping mechanism has the advantages that:

[0013] When the rotating shaft of the micro steering engine rotates, one of the clamping finger linkage rods rotates in a circle, and the other clamping finger linkage rod also rotates in a circle under the action of the cylindrical gear, so that the two clamping fingers connected to one end of the clamping finger linkage rods move in an opening and closing manner, the opening and closing angle of the clamping fingers can be accurately controlled by adjusting the rotating angle of the micro steering engine, the success rate of seedling taking is improved, and the device is simple and compact and can be conveniently configured and installed with mechanical equipment. BRIEF DESCRIPTION OF DRAWINGS

[0014] The accompanying drawings, which form a part of this description, are included to provide a further understanding of the application and are incorporated in and constitute a part of this application. The embodiments illustrated in the drawings are provided to explain the present application and, to provide no improper limitation on the present application. In the drawings:

[0015] Fig. 1 It is an isometric view of the automatic seedling clamping mechanism.

[0016] Fig. 2 It is a front view of the automatic seedling clamping mechanism.

[0017] 1-micro steering engine, 2-shaft coupling, 3-bearing, 4-cylindrical gear, 5-clamping finger base plate, 6-left clamping finger linkage rod, 7-clamping finger, 8-right clamping finger linkage rod. DETAILED DESCRIPTION

[0018] With reference to the drawings of the embodiments of the present application, the technical solutions in the embodiments of the present application will be clearly and completely described. It should be noted that the embodiments in the present application and the features in the embodiments can be combined with each other without conflict, and the described embodiments are only part of the embodiments of the present application, but not all the embodiments.

[0019] Referring to Figs. 1-2 The present application discloses an automatic seedling clamping mechanism, which comprises a micro steering engine 1, two cylindrical gears 4, a clamping finger base plate 5, a left clamping finger linkage rod 6, two clamping fingers 7 and a right clamping finger linkage rod 8. The micro steering engine 1 is installed above the clamping finger base plate 5, and the two cylindrical gears 4 are connected in meshing. One end of one of the cylindrical gears 4 is connected with the micro steering engine 1, and the other end is connected with the left clamping finger linkage rod 6. The right clamping finger linkage rod 8 is connected with the other cylindrical gear 4. The two clamping fingers 7 are respectively connected with the left clamping finger linkage rod 6 and the right clamping finger linkage rod 8. The micro steering engine 1 is connected with one of the cylindrical gears 4 through a coupling 2. The clamping finger base plate 5 is a hollow metal shell. A hole for passing through the rotating shaft of the micro steering engine 1 is arranged on the upper part of the hollow metal shell. A partition is arranged in the hollow metal shell. Holes for passing through the left clamping finger linkage rod 6 and the right clamping finger linkage rod 8 are respectively arranged on the bottom of the hollow metal shell and the partition. A bearing 3 is arranged on the upper end of the partition and the bottom of the clamping finger base plate 5. The two clamping fingers 7 are respectively in L shape with the left clamping finger linkage rod 6 and the right clamping finger linkage rod 8.

[0020] The device has two clamping finger linkage rods, namely a left clamping finger linkage rod 6 and a right clamping finger linkage rod 8, and the clamping fingers 7 are connected to one end of the clamping finger linkage rods by welding or the like, and the clamping fingers 7 and the clamping finger linkage rods are L-shaped, the clamping finger base plate 5 is a hollow sheet metal shell, a partition plate is arranged inside the hollow sheet metal shell, a hole through which a steering engine rotating shaft can pass is arranged on the upper portion of the hollow sheet metal shell, two holes through which the clamping finger linkage rod 6 can pass are arranged on the bottom of the hollow sheet metal shell and the partition plate respectively, the cylindrical gear 4 is welded on the side of the clamping finger linkage rod away from the clamping finger 7, the bearings 3 are arranged on the upper portion of the partition plate and the inside of the bottom of the hollow sheet metal shell respectively, and can be connected to the partition plate of the clamping finger base plate 5 by welding or the like, the clamping finger linkage rod passes through the holes arranged on the bottom of the hollow sheet metal shell and the partition plate and is guided and positioned by the bearings 3, the right clamping finger linkage rod 8 is in interference fit with the bearing inner hole arranged on the partition plate to constrain the right clamping finger linkage rod 8, and the micro steering engine 1 is arranged on the upper end of the clamping finger base plate 5, when working, the rotating shaft of the micro steering engine 1 rotates to drive the left clamping finger linkage rod 6 to rotate through the coupling 2, the two clamping finger linkage rods 6 and 8 are meshed by gears, when the micro steering engine 1 rotates, the left clamping finger linkage rod 6 is driven to move in a circle, the right clamping finger linkage rod 8 also moves in a circle under the action of the gear, and drives the two clamping fingers 7 connected to one end of the clamping finger linkage rod to open and close, the opening and closing angle of the clamping fingers can be accurately controlled by adjusting the rotation angle of the micro steering engine, the success rate of taking seedlings is improved, and the device is simple and compact and can be conveniently configured and installed on mechanical equipment.

[0021] Further, the device can be installed on a transplanter or some other agricultural mechanical equipment for use, so that the application range of the device is wider.

[0022] The above disclosed embodiments of the utility model are only used for helping to set forth the utility model. The embodiments do not describe all the details exhaustively, and also do not limit the utility model to be only the specific implementation mode. According to the content of the specification, many modifications and changes can be made. The specification selects and specifically describes these embodiments, in order to better explain the principle and practical application of the utility model, so that the person skilled in the art can well understand and utilize the utility model.

Claims

1. An automatic seedling gripping mechanism, characterized by: The automatic seedling clamping mechanism comprises a micro steering engine (1), two cylindrical gears (4), a clamping finger base plate (5), a left clamping finger linkage rod (6), two clamping fingers (7) and a right clamping finger linkage rod (8), the micro steering engine (1) is installed above the clamping finger base plate (5), the two cylindrical gears (4) are meshed and connected, one end of one of the cylindrical gears (4) is connected with the micro steering engine (1), the other end is connected with the left clamping finger linkage rod (6), the right clamping finger linkage rod (8) is connected with the other cylindrical gear (4), and the two clamping fingers (7) are respectively connected with the left clamping finger linkage rod (6) and the right clamping finger linkage rod (8).

2. The automatic seedling gripping mechanism according to claim 1, wherein: The micro steering engine (1) is connected with one of the cylindrical gears (4) through a shaft coupling (2).

3. The automatic seedling gripping mechanism according to claim 1, wherein: The clamping finger base plate (5) is a hollow metal shell, a hole for passing through a rotating shaft of the micro steering engine (1) is arranged on the upper portion of the hollow metal shell, a partition plate is arranged in the hollow metal shell, and holes for passing through the left clamping finger linkage rod (6) and the right clamping finger linkage rod (8) are respectively arranged on the bottom of the hollow metal shell and the partition plate.

4. The automatic seedling gripping mechanism according to claim 3, wherein: Bearings (3) are respectively arranged on the upper end of the partition plate and the bottom of the clamping finger base plate (5).

5. The automatic seedling gripping mechanism according to claim 1, wherein: The two clamping fingers (7) are respectively in L shapes with the left clamping finger linkage rod (6) and the right clamping finger linkage rod (8).

6. A transplanting machine characterized by: The seedling transplanting machine comprises the automatic seedling clamping mechanism according to any one of claims 1-5.

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