Rack bar of threshing cylinder

Abstract

The utility model relates to the field of threshing equipment, and discloses a threshing cylinder toothed bar which comprises a cylinder, a plurality of sets of threshing mechanisms are arranged on the surface of the cylinder, each threshing mechanism comprises a connecting plate, the surfaces of the connecting plates are fixedly connected with threshing teeth which are linearly arranged, the threshing teeth penetrate through the cylinder, a sliding groove is formed in the outer surface of the cylinder, and the sliding grooves are communicated with the connecting plates. One end of the connecting plate is slidably installed in the sliding groove, a moving mechanism is arranged on the surface of the cylinder and used for driving the connecting plate to move along the sliding groove and adjusting the length, located outside the cylinder, of the threshing teeth, and the moving mechanism comprises a toothed plate fixed to the surface of the connecting plate; the position between the threshing mechanism and the cylinder can be changed, during use, the threshing mechanism is driven to move through the moving mechanism according to actual needs, then the length of the portions, located outside the cylinder, of the threshing teeth is adjusted, and the applicability of the device is improved.

Description

Technical Field

[0001] The present application relates to the field of threshing equipment, and in particular to a threshing drum gear rod. Background Art

[0002] Thresher is an important harvesting machine that can thresh crops such as wheat, rice, corn, sorghum, soybean and other grains. Threshing drum is one of the important components of thresher. At present, evenly distributed tooth bars are arranged on the surface of threshing drum. When the threshing drum rotates, the tooth bars can knock the grains off the grain stalks. However, the existing tooth bars are usually fixed and welded on the surface of the drum, and the length of the tooth bars cannot be adjusted, which is not suitable for different types of grains. Therefore, a threshing drum tooth bar is proposed. Utility Model Content

[0003] In order to solve the problem that the length of the existing tooth rod cannot be adjusted and is not suitable for different types of grains, the present application provides a threshing drum tooth rod.

[0004] The present application provides a threshing drum gear rod adopts the following technical solution:

[0005] A threshing drum tooth bar comprises a cylinder, a plurality of threshing mechanisms are arranged on the surface of the cylinder, the threshing mechanisms all comprise a connecting plate, the surface of the connecting plate is fixedly connected with threshing teeth arranged linearly, the threshing teeth all penetrate the cylinder, a sliding groove is provided on the outer surface of the cylinder, and one end of the connecting plate is slidably installed inside the sliding groove, and a moving mechanism is provided on the surface of the cylinder for driving the connecting plate to move along the sliding groove to adjust the length of the threshing teeth outside the cylinder.

[0006] Preferably, the moving mechanism includes a toothed plate fixed on the surface of the connecting plate, and gears are rotatably connected to the surface of the cylinder near the toothed plate, and the gears are meshed with the toothed plate. The cylinder is connected to a gear ring through a driving mechanism, and the gears are meshed with the gear ring.

[0007] Preferably, the driving mechanism comprises a motor fixedly mounted on the outer surface of the cylinder, the output shaft of the motor is fixedly connected to a connecting frame, the connecting frame is fixedly connected to the gear ring, and the motor and the gear ring are coaxially arranged.

[0008] Preferably, several groups of the threshing mechanisms are distributed on the surface of the cylinder in a ring array, and the several groups of the threshing mechanisms all move along the radial direction of the cylinder.

[0009] Preferably, annular plates are sleeved on both sides of the cylinder, and mounting frames are fixedly connected to the surfaces of two groups of the annular plates, and a plurality of mounting holes are opened on the surface of the mounting frames.

[0010] In summary, this application includes the following beneficial technical effects:

[0011] The position between the threshing mechanism and the cylinder in the present application can be changed. When in use, according to actual needs, the threshing mechanism is moved by the moving mechanism, and then the length of the threshing teeth located outside the cylinder is adjusted to improve the applicability of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a schematic diagram of the overall structure of the embodiment of the application;

[0013] Figure 2 It is a schematic diagram of the structure of a part of the embodiment of the application;

[0014] Figure 3 It is a structural schematic diagram of a threshing mechanism according to an embodiment of the application.

[0015] Explanation of the accompanying drawings: 1. Cylinder; 2. Ring plate; 3. Mounting frame; 4. Mounting hole; 5. Threshing teeth; 6. Tooth plate; 7. Slide groove; 8. Gear; 9. Ring gear; 10. Connecting frame; 11. Motor; 12. Connecting plate. DETAILED DESCRIPTION

[0016] The following is combined with Figure 1-3 This application is described in further detail.

[0017] The embodiment of the present application discloses a threshing drum gear rod, comprising a cylinder 1, a plurality of threshing mechanisms are arranged on the surface of the cylinder 1, the threshing mechanisms all include a connecting plate 12, a linearly arranged threshing teeth 5 are fixedly connected to the surface of the connecting plate 12, the threshing teeth 5 all penetrate the cylinder 1, a slide groove 7 is provided on the outer surface of the cylinder 1, and one end of the connecting plate 12 is slidably installed inside the slide groove 7, and a moving mechanism is provided on the surface of the cylinder 1 for driving the connecting plate 12 to move along the slide groove 7 to adjust the length of the threshing teeth 5 located outside the cylinder 1.

[0018] Furthermore, the moving mechanism includes a tooth plate 6 fixed on the surface of the connecting plate 12, and gears 8 are rotatably connected to the surface of the cylinder 1 near the tooth plate 6, and the gears 8 are meshed with the tooth plate 6. The cylinder 1 is connected to a gear ring 9 through a driving mechanism, and the gears 8 are meshed with the gear ring 9.

[0019] Furthermore, the driving mechanism includes a motor 11 fixedly mounted on the outer surface of the cylinder 1 , the output shaft of the motor 11 is fixedly connected to a connecting frame 10 , the connecting frame 10 is fixedly connected to the gear ring 9 , and the motor 11 and the gear ring 9 are coaxially arranged.

[0020] Furthermore, a plurality of groups of threshing mechanisms are distributed on the surface of the cylinder 1 in a ring array, and the plurality of groups of threshing mechanisms all move along the radial direction of the cylinder 1 .

[0021] In this embodiment, by rotating the motor 11 forward or reversely, the connecting frame 10 and the ring gear 9 are driven to rotate forward or reversely. Since the ring gear 9 is engaged with all the gears 8, all the gears 8 also rotate accordingly. Similarly, the tooth plate 6 engaged with the gear 8 can move back and forth, thereby driving the connecting plate 12 and the threshing teeth 5 to move, so that the length of the threshing teeth 5 located outside the cylinder 1 can be adjusted, thereby improving the applicability of the device.

[0022] In this embodiment, the switch interface of the motor 11 is connected to the external power supply through a wire. The circuits and related drivers involved are all existing conventional technologies and will not be described in detail here. There is no requirement for the model of the motor 11.

[0023] Furthermore, annular plates 2 are sleeved on both sides of the cylinder 1 , and mounting frames 3 are fixedly connected to the surfaces of the two groups of annular plates 2 , and a plurality of mounting holes 4 are opened on the surfaces of the mounting frames 3 .

[0024] In this embodiment, by pre-setting the mounting hole 4 on the mounting frame 3, bolts can be inserted into the mounting hole 4 to mount the mounting frame 3 and the cylinder 1 and other mechanisms on the corresponding mechanism.

[0025] Finally, a few points should be explained: First, in the description of this application, it should be noted that, unless otherwise specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, which may refer to mechanical connection or electrical connection, or internal communication between two components, or direct connection. "upper", "lower", "left", "right", etc. are only used to indicate relative positional relationships. When the absolute position of the object being described changes, the relative positional relationship may change;

[0026] Secondly: In the drawings of the embodiments disclosed in the present utility model, only the structures related to the embodiments disclosed in the present utility model are involved, and other structures can refer to the general design. In the absence of conflict, the same embodiment and different embodiments of the present utility model can be combined with each other;

[0027] Finally: The above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present utility model should be included in the protection scope of the present utility model.

[0028] The above are all preferred embodiments of the present application, and the protection scope of the present application is not limited thereto. Therefore, any equivalent changes made according to the structure, shape, and principle of the present application should be included in the protection scope of the present application.

Claims

1. A threshing drum gear bar, comprising a cylinder (1), characterized in that: The surface of the cylinder (1) is provided with a plurality of threshing mechanisms, each of which comprises a connecting plate (12), the surface of the connecting plate (12) being fixedly connected with threshing teeth (5) arranged in a linear manner, the threshing teeth (5) all passing through the cylinder (1), the outer surface of the cylinder (1) being provided with a slide groove (7), and one end of the connecting plate (12) being slidably mounted inside the slide groove (7), and the surface of the cylinder (1) being provided with a moving mechanism for driving the connecting plate (12) to move along the slide groove (7) and adjusting the length of the threshing teeth (5) located outside the cylinder (1).

2. A threshing drum gear rod according to claim 1, characterized in that: The moving mechanism comprises a toothed plate (6) fixed on the surface of a connecting plate (12); a gear (8) is rotatably connected to a position of the surface of the cylinder (1) close to the toothed plate (6); the gear (8) is meshed with the toothed plate (6); the cylinder (1) is connected to a gear ring (9) via a driving mechanism; and the gear (8) is meshed with the gear ring (9).

3. A threshing drum gear rod according to claim 2, characterized in that: The driving mechanism comprises a motor (11) fixedly mounted on the outer surface of the cylinder (1), the output shaft of the motor (11) being fixedly connected to a connecting frame (10), the connecting frame (10) being fixedly connected to a gear ring (9), and the motor (11) and the gear ring (9) being coaxially arranged.

4. The threshing drum gear rod according to claim 1, characterized in that: A plurality of groups of threshing mechanisms are distributed on the surface of the cylinder (1) in a ring array, and the plurality of groups of threshing mechanisms all move along the radial direction of the cylinder (1).

5. The threshing drum gear rod according to claim 1, characterized in that: Annular plates (2) are sleeved on both sides of the cylinder (1), and mounting frames (3) are fixedly connected to the surfaces of two groups of the annular plates (2), and a plurality of groups of mounting holes (4) are opened on the surface of the mounting frames (3).

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