CN219352429U - Straw cutting device - Google Patents

Abstract

The utility model discloses a straw cutting device, which relates to the technical field of agricultural equipment and comprises a conveying device and a cutting table, wherein a U-shaped plate is fixedly arranged on the upper surface of the cutting table, two mounting plates are fixedly connected to the inner walls of two sides of the U-shaped plate, a reciprocating screw rod is arranged between the two mounting plates on each side, the two end rod walls of each reciprocating screw rod are rotationally connected with the corresponding mounting plates, a sliding block is sleeved on the rod wall of each reciprocating screw rod in a threaded manner, a mounting mechanism is arranged between the two sliding blocks, a cutting knife is connected through the transmission of the mounting mechanism, and a driving mechanism is arranged in the U-shaped plate. According to the utility model, through the arranged conveying device, the straws can be placed on the surface of the conveying device by a worker in the working process, and the conveying device conveys the straws to the lower part of the cutting knife for cutting operation, so that the potential safety hazard caused by manual operation of the worker is effectively reduced.

Description

Straw cutting device

Technical Field

The utility model relates to the technical field of agricultural equipment, in particular to a straw cutting device.

Background

Corn straw and wheat straw can be used as raw materials of field fertilizers, and most of the current places are directly piled up in fields for incineration, so that microorganisms on the ground surface are destroyed at high temperature, and the environment is polluted due to the combustion.

In the process of realizing the application, the applicant finds that in order to protect the environment, the common treatment mode is to cut off the straws and then carry out landfill treatment, but most of the existing cutting devices are used by manually conveying the straws by staff, and certain potential safety hazards exist in the operation process.

Disclosure of Invention

The present utility model has been made in view of the above-mentioned problems with the conventional straw cutting device.

Therefore, the utility model aims to provide a straw cutting device, which solves the problem that potential safety hazards exist due to manual feeding of staff in the process of cutting straw.

In order to achieve the above object, the present utility model provides the following technical solutions:

the utility model provides a straw cutting device, includes conveyer and cutting table, the upper surface fixed mounting of cutting table has the U-shaped board, the equal fixedly connected with of both sides inner wall of U-shaped board two mounting panels, two of every side all be provided with reciprocating screw between the mounting panel, every reciprocating screw's both ends pole wall all rotates with corresponding mounting panel to be connected, every reciprocating screw's pole wall all screw thread has cup jointed the slider, two be provided with installation mechanism and be connected with the cutting knife through the installation mechanism transmission between the slider, the inside of U-shaped board with be provided with actuating mechanism, actuating mechanism is connected with two reciprocating screw transmissions, be provided with drive mechanism and be connected through the drive mechanism transmission between actuating mechanism and conveyer's the pivot, utilize the transmission between two sliders to be connected, can drive two sliders synchronous movement at two lead screw pivoted in-process, and then can realize the altitude mixture control to the cutting knife to carry out cutting operation.

Preferably, the installation mechanism comprises a connecting plate, three internal thread sleeves and three bolts, three internal thread holes are formed in the connecting plate, each bolt is sleeved in the corresponding internal thread hole, the three bolts are arranged below the connecting plate and are sleeved with rod wall threads of the corresponding reciprocating screw rod respectively, two U-shaped rods are symmetrically and fixedly connected to the side wall of the internal thread sleeve, the other end of each U-shaped rod is fixedly connected with the side wall of the cutting knife, the installation mechanism is used, normal connection between the cutting knife and the connecting plate can be achieved, normal work of the cutting knife is guaranteed, and meanwhile the cutting knife can be conveniently detached and replaced so that the cutting knife is conveniently replaced when abrasion occurs after the long-time use.

Preferably, the actuating mechanism includes bull stick, two first bevel gears and two second bevel gears, the bull stick transversely sets up in the inside of U-shaped board and both ends pole wall all rotates with the lateral wall of U-shaped board and be connected, two the upper end of reciprocating screw rod all runs through corresponding mounting panel and is connected with corresponding first bevel gear meshing respectively, two the second bevel gears all are fixed cup joint in the pole wall of bull stick and be connected with corresponding first bevel gear meshing respectively, utilize the actuating mechanism who sets up, can make the bull stick drive two reciprocating screw rod synchronous rotation at pivoted in-process through the meshing connection between two first bevel gears and the corresponding second bevel gears, and then can drive the upper and lower reciprocating motion of cutting blade, realized the normal work of cutting knife.

Preferably, the transmission mechanism comprises a belt and two belt pulleys, one end of the rotating rod penetrates through the U-shaped plate and is fixedly sleeved with the corresponding belt pulley, one end of one rotating shaft of the transmission device penetrates through the transmission device and is fixedly sleeved with the other belt pulley, the two belt pulleys are connected through belt transmission, the transmission connection between the two belt pulleys and the belt is utilized, the driving of the transmission device can be realized in the rotating process of the rotating rod, and then the synchronous working of the cutting knife and the transmission device can be driven, so that the manufacturing cost of the whole device and the later maintenance cost are effectively reduced.

Preferably, the motor is fixedly connected with one side outer wall of the U-shaped plate, one end of the rotating rod, which is far away from the corresponding belt pulley, penetrates through the outer part of the U-shaped plate and is fixedly connected with the output end of the motor, and the driving mechanism can be driven in the working process of the motor by utilizing the set motor, so that the normal work of the driving mechanism can be ensured.

Preferably, the cutting table is far away from the stock guide of conveyer's one side fixedly connected with slope setting, utilizes the stock guide of slope setting, can carry out the guide to cut off straw after, avoids its surface to pile up at the cutting table.

In the technical scheme, the utility model has the technical effects and advantages that:

1. according to the utility model, through the arranged conveying device, the straws can be placed on the surface of the conveying device by a worker in the working process, and the conveying device conveys the straws to the lower part of the cutting knife for cutting operation, so that the potential safety hazard caused by manual operation of the worker is effectively reduced.

2. According to the utility model, the transmission mechanism is utilized to drive the transmission device to work in the rotating process of the rotating rod, so that the manufacturing cost and the later maintenance cost of the whole device can be effectively reduced, and the operation of the transmission device can be stopped immediately after the motor is closed, thereby being convenient for operating the whole device.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present utility model, and other drawings may be obtained according to these drawings for a person having ordinary skill in the art.

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic rear view of the present utility model;

fig. 3 is a schematic side view of the connection structure of the U-shaped plate and the cutter of the present utility model.

Reference numerals illustrate:

1. a transfer device; 2. a cutting table; 3. a U-shaped plate; 4. a mounting plate; 5. a reciprocating screw rod; 6. a slide block; 7. a cutting knife; 8. a connecting plate; 9. an internally threaded sleeve; 10. a bolt; 11. a U-shaped rod; 12. a rotating rod; 13. a first bevel gear; 14. a second bevel gear; 15. a belt; 16. a belt pulley; 17. a motor; 18. and a material guiding plate.

Detailed Description

In order to make the technical scheme of the present utility model better understood by those skilled in the art, the present utility model will be further described in detail with reference to the accompanying drawings.

The embodiment of the utility model discloses a straw cutting device.

The utility model provides a straw cutting device as shown in figures 1-3, which comprises a conveying device 1 and a cutting table 2, wherein a U-shaped plate 3 is fixedly arranged on the upper surface of the cutting table 2, two mounting plates 4 are fixedly connected to the inner walls of two sides of the U-shaped plate 3, a reciprocating screw rod 5 is arranged between the two mounting plates 4 on each side, the rod walls of two ends of each reciprocating screw rod 5 are rotationally connected with the corresponding mounting plates 4, a sliding block 6 is sleeved on the rod wall of each reciprocating screw rod 5 in a threaded manner, a mounting mechanism is arranged between the two sliding blocks 6 and is in transmission connection with a cutting knife 7 through the mounting mechanism, the driving mechanism is in transmission connection with the two reciprocating screw rods 5, a transmission mechanism is arranged between the driving mechanism and a rotating shaft of the conveying device 1 and is in transmission connection through the transmission mechanism, and the two sliding blocks 6 can be driven to synchronously move in the rotating process of the two screw rods by means of transmission connection, and further the height adjustment of the cutting knife 7 can be realized so as to conveniently carry out cutting operation.

In order to be convenient for change cutting knife 7 when wearing and tearing appear after long-time use, as shown in fig. 3, installation mechanism includes connecting plate 8, three internal thread sleeve 9 and three bolt 10, three internal thread hole has been seted up to the inside of connecting plate 8, the inside of corresponding internal thread hole is all located to every bolt 10 thread bush, three bolt 10 all set up in the below of connecting plate 8 and cup joint with the pole wall screw thread of corresponding reciprocating screw rod 5 respectively, the equal symmetrical fixedly connected with of lateral wall of every internal thread sleeve 9 is two U-shaped poles 11, the other end of every U-shaped pole 11 all is connected with the lateral wall fixed of cutting knife 7, utilize the installation mechanism of setting, normal connection between cutting knife 7 and the connecting plate 8 can be realized, the normal work of cutting knife 7 has been guaranteed, simultaneously can be convenient for dismantle the change to it is changed when wearing and tearing appear after long-time use.

In order to realize the normal work of the cutter 7, as shown in fig. 1-3, the driving mechanism comprises a rotating rod 12, two first bevel gears 13 and two second bevel gears 14, the rotating rod 12 is transversely arranged in the U-shaped plate 3, the two end rod walls are rotationally connected with the side wall of the U-shaped plate 3, the upper ends of the two reciprocating screw rods 5 penetrate through the corresponding mounting plates 4 and are respectively in meshed connection with the corresponding first bevel gears 13, the two second bevel gears 14 are fixedly sleeved on the rod walls of the rotating rod 12 and are respectively in meshed connection with the corresponding first bevel gears 13, the driving mechanism is utilized, the rotating rod 12 can drive the two reciprocating screw rods 5 to synchronously rotate in the rotating process through the meshed connection between the two first bevel gears 13 and the corresponding second bevel gears 14, and then the upper and lower reciprocating motions of the cutter 7 pieces can be driven, so that the normal work of the cutter 7 is realized.

In order to reduce the manufacturing cost and the later maintenance cost of the whole device, as shown in fig. 1-3, the transmission mechanism comprises a belt 15 and two belt pulleys 16, one end of the rotating rod 12 penetrates through the U-shaped plate 3 and is fixedly sleeved with the corresponding belt pulley 16, one end of one rotating shaft of the transmission device 1 penetrates through the transmission device 1 and is fixedly sleeved with the other belt pulley 16, the two belt pulleys 16 are in transmission connection with each other through the belt 15, the transmission connection between the two belt pulleys 16 and the belt 15 can be utilized, the transmission connection between the two belt pulleys 16 and the belt 15 can be realized in the rotating process of the rotating rod 12, and then the synchronous work of the cutting knife 7 and the transmission device 1 can be driven, so that the manufacturing cost and the later maintenance cost of the whole device are effectively reduced.

In order to ensure the normal operation of the driving mechanism, as shown in fig. 2-3, a motor 17 is fixedly connected to the outer wall of one side of the U-shaped plate 3, one end of the rotating rod 12, which is far away from the corresponding belt pulley 16, penetrates through the outside of the U-shaped plate 3 and is fixedly connected with the output end of the motor 17, and the driving of the driving mechanism can be realized in the working process of the motor 17 by using the arranged motor 17, so that the normal operation of the driving mechanism can be ensured.

In order to avoid the accumulation of the cut straws on the surface of the cutting table 2 after the cutting, as shown in fig. 1-2, one side of the cutting table 2 far away from the conveying device 1 is fixedly connected with a guide plate 18 which is obliquely arranged, and the cut straws can be guided and conveyed by utilizing the obliquely arranged guide plate 18 to avoid the accumulation of the cut straws on the surface of the cutting table 2.

While certain exemplary embodiments of the present utility model have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that modifications may be made to the described embodiments in various different ways without departing from the spirit and scope of the utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive of the scope of the utility model, which is defined by the appended claims.

Claims (6)

1. The utility model provides a straw cutting device, includes conveyer (1) and cutting table (2), its characterized in that, the upper surface fixed mounting of cutting table (2) has U-shaped board (3), the equal fixedly connected with of both sides inner wall of U-shaped board (3) two mounting panel (4), two of every side all be provided with reciprocating screw (5) between mounting panel (4), every reciprocating screw (5) both ends pole wall all rotates with corresponding mounting panel (4) to be connected, every reciprocating screw (5) pole wall all threaded sleeve has slider (6), two be provided with installation mechanism and be connected with cutting knife (7) through the installation mechanism transmission between slider (6), the inside of U-shaped board (3) is with being provided with actuating mechanism, actuating mechanism is connected with two reciprocating screw (5) transmission, be provided with drive mechanism and pass through the drive mechanism transmission and be connected between actuating mechanism and the pivot of conveyer (1).

2. The straw cutting device according to claim 1, wherein the mounting mechanism comprises a connecting plate (8), three internal thread sleeves (9) and three bolts (10), three internal thread holes are formed in the connecting plate (8), each bolt (10) is sleeved in the corresponding internal thread hole, the three bolts (10) are arranged below the connecting plate (8) and are respectively sleeved with the rod wall threads of the corresponding reciprocating screw rod (5), two U-shaped rods (11) are symmetrically and fixedly connected to the side wall of each internal thread sleeve (9), and the other end of each U-shaped rod (11) is fixedly connected with the side wall of the cutting knife (7).

3. A straw cutting device according to claim 1, characterized in that the driving mechanism comprises a rotating rod (12), two first bevel gears (13) and two second bevel gears (14), the rotating rod (12) is transversely arranged in the U-shaped plate (3) and both end rod walls are rotationally connected with the side wall of the U-shaped plate (3), the upper ends of the two reciprocating screw rods (5) penetrate through the corresponding mounting plates (4) and are respectively meshed with the corresponding first bevel gears (13), and the two second bevel gears (14) are fixedly sleeved on the rod walls of the rotating rod (12) and are respectively meshed with the corresponding first bevel gears (13).

4. A straw cutting device according to claim 3, characterized in that the transmission mechanism comprises a belt (15) and two pulleys (16), one end of the rotating rod (12) penetrates through the U-shaped plate (3) and is fixedly sleeved with the corresponding pulley (16), one end of one rotating shaft of the transmission device (1) penetrates through the transmission device (1) and is fixedly sleeved with the other pulley (16), and the two pulleys (16) are in transmission connection through the belt (15).

5. A straw cutting device according to claim 3, characterized in that the outer wall of one side of the U-shaped plate (3) is fixedly connected with a motor (17), and one end of the rotating rod (12) away from the corresponding belt pulley (16) penetrates through the outside of the U-shaped plate (3) and is fixedly connected with the output end of the motor (17).

6. A straw cutting device according to claim 1, characterized in that the side of the cutting table (2) remote from the conveyor (1) is fixedly connected with a guide plate (18) arranged obliquely.