CN220173851U

CN220173851U - Cutting device of straw cutting and returning machine

Info

Publication number: CN220173851U
Application number: CN202323029917.8U
Authority: CN
Inventors: 卜俊松; 鲍洪波
Original assignee: Qingchuan Animal Husbandry Co ltd Suifenhe Area Heilongjiang Free Trade Zone
Current assignee: Qingchuan Animal Husbandry Co ltd Suifenhe Area Heilongjiang Free Trade Zone
Priority date: 2023-11-10
Filing date: 2023-11-10
Publication date: 2023-12-15
Anticipated expiration: 2033-11-10

Abstract

The utility model discloses a chopping device of a straw chopping and returning machine, which belongs to the technical field of straw chopping and comprises a supporting plate, wherein two ends of the supporting plate are fixedly connected with mounting plates, a driving assembly and an adjusting assembly are arranged on the supporting plate, the adjusting assembly comprises two U-shaped fixed blocks fixedly connected to the supporting plate, a sliding rail is sleeved in the sliding frame in a sliding manner, and the other end of the supporting rod is rotatably connected with the supporting block. According to the utility model, the output shaft of the double-shaft motor drives the movable seat to move anticlockwise or clockwise through driving the double-shaft motor, so that the movable seat is moved, the sliding frame connected with the movable seat is driven to move, the sliding frame drives the supporting rod to slide on the sliding rail, the protective shell fixedly connected with the supporting rod is driven to move up and down, and the height of the crushing cutter on the rotary roller is adjusted, so that the crushing cutter is adjusted to a proper position, and damage to the cutter blade caused by too low ground clearance is effectively prevented.

Description

Cutting device of straw cutting and returning machine

Technical Field

The utility model belongs to the technical field of straw chopping, and particularly relates to a chopping device of a straw chopping and returning machine.

Background

The crop leaves a large amount of straw and stubble after harvesting, the straw can affect the operation of the rotary cultivator, the most common treatment method at present is incineration, however, the straw with potential nutrition can be wasted by incineration.

In the prior art, corn straws are chopped through a straight blade or a curved blade group which is highly rotated, but because the straw chopping and returning machine cannot adjust the distance between the blades and the ground during operation, the machine needs to be regulated after being stopped, so that the corn straw chopping efficiency is affected, meanwhile, the blades cannot be regulated in height, the blades are easily rubbed with stones to cause damage when being rotated, the maintenance cost is increased, and meanwhile, the later rotary tillage work is not facilitated, so that the chopping device of the straw chopping and returning machine is improved.

Disclosure of Invention

In order to overcome the above-mentioned drawbacks of the prior art, an embodiment of the present utility model provides a shredding device of a straw shredding and returning machine, in which the height of the blades above the ground can be quickly adjusted by an adjusting assembly, so as to solve the problems in the prior art.

In order to achieve the above purpose, the utility model provides a chopping device of a straw chopping and returning machine, which comprises a supporting plate, wherein two ends of the supporting plate are fixedly connected with mounting plates, a driving component and an adjusting component are arranged on the supporting plate, the adjusting component comprises two U-shaped fixing blocks fixedly connected to the supporting plate, a first movable shaft is fixedly sleeved on the U-shaped fixing blocks, a movable rod is rotatably connected to the first movable shaft, a second movable shaft is fixedly sleeved at one end of the movable rod, two supporting rods are movably sleeved outside the second movable shaft, a sliding rod is movably sleeved at one end of the supporting rod, a sliding frame is movably sleeved on the sliding rod, a sliding rail is sleeved in the sliding frame, a supporting block is rotatably connected to the other end of the supporting rod, and a crushing component is fixedly connected to the supporting block.

Preferably, the driving assembly comprises a supporting frame fixedly connected to the supporting plate, a double-shaft motor is fixedly installed on the supporting frame, a screw is fixedly connected to an output shaft of the double-shaft motor, a moving seat is sleeved on the screw in a threaded mode, the double-shaft motor drives the screw to rotate, and the moving seat is fixedly connected with the sliding frame.

Preferably, the crushing assembly comprises a protecting shell fixedly connected to the supporting block, a rotating roller is sleeved on the protecting shell in a rotating mode, one end of the rotating roller is fixedly connected with a motor, the motor drives the rotating roller to rotate, a plurality of crushing cutters are arranged on the rotating roller in an array mode, and a pressing roller is connected to the protecting shell in a rotating mode.

Preferably, the movable seat is provided with a threaded hole, and the movable seat is in threaded fit with the screw rod.

Preferably, the mounting plate is provided with a mounting hole for fixing.

Preferably, the bottom of the sliding rail is fixedly connected with the supporting plate.

The chopping device of the straw chopping and returning machine provided by the utility model has the following beneficial effects:

through driving biax motor, make the output shaft of biax motor anticlockwise or clockwise drive and remove the seat and remove, and then make the removal of removing the seat, drive the carriage of being connected with removing the seat and remove to make the carriage drive the bracing piece slide on the slide rail, and then drive fixed connection's on the bracing piece protecting crust and reciprocate, and then adjust the height of smashing the sword on the rotatory roller, thereby make smashing the sword and adjust suitable position, effectually prevent the damage that the blade caused because of the low from the ground.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model and do not constitute a limitation on the utility model.

In the drawings:

fig. 1 is a schematic view of the overall structure of a shredding device of a straw chopper of the present utility model.

Fig. 2 is a schematic side view of a chopper of the straw chopper of the present utility model.

Fig. 3 is a schematic bottom view of a shredding device of the straw chopper of the present utility model.

Fig. 4 is a schematic top view of a chopper of the straw chopper of the present utility model.

In the figure: 1. a crushing knife; 2. A protective shell; 3. A motor; 4. A support block; 5. A movable rod; 6. A mounting hole; 7. A mounting plate; 8. A first movable shaft; 9. A support plate; 10. A slide rail; 11. A slide bar; 12. U-shaped fixed blocks; 13. A support frame; 14. A biaxial motor; 15. A carriage; 16. A movable seat; 17. A support rod; 18. A press roller; 19. A rotating roller; 20. A second movable shaft; 21. And (3) a screw.

Detailed Description

In order to more clearly illustrate the general inventive concept, a detailed description is given below by way of example with reference to the accompanying drawings.

In the description of the present utility model, it should be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "axial," "radial," "circumferential," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the present utility model and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; the device can be mechanically connected, electrically connected and communicated; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present utility model, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. In the description of the present specification, the description with reference to the terms "one aspect," "some aspects," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the aspect or example is included in at least one aspect or example of the present utility model. In this specification, the schematic representations of the above terms are not necessarily for the same scheme or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more aspects or examples.

As shown in fig. 1 to 4, an embodiment of the utility model provides a shredding device of a straw shredding and returning machine, which comprises a supporting plate 9, wherein two ends of the supporting plate 9 are fixedly connected with a mounting plate 7, a driving component and an adjusting component are arranged on the supporting plate 9, the adjusting component comprises two U-shaped fixed blocks 12 fixedly connected on the supporting plate 9, a first movable shaft 8 is fixedly sleeved on the U-shaped fixed blocks 12, a movable rod 5 is rotatably connected on the first movable shaft 8, a second movable shaft 20 is fixedly sleeved at one end of the movable rod 5, two supporting rods 17 are movably sleeved outside the second movable shaft 20, a sliding rod 11 is movably sleeved at one end of the supporting rod 17, a sliding frame 15 is movably sleeved on the sliding rod 11, a sliding rail 10 is sleeved in the sliding frame 15, a supporting block 4 is rotatably connected at the other end of the supporting rod 17, and a shredding component is fixedly connected on the supporting block 4.

As shown in fig. 1, the driving assembly comprises a supporting frame 13 fixedly connected to the supporting plate 9, a double-shaft motor 14 is fixedly mounted on the supporting frame 13, an output shaft of the double-shaft motor 14 is fixedly connected with a screw 21, a movable seat 16 is sleeved on the screw 21 in a threaded manner, the double-shaft motor 14 drives the screw 21 to rotate, and the movable seat 16 is fixedly connected with the sliding frame 15.

As shown in fig. 1, the crushing assembly comprises a protecting shell 2 fixedly connected to a supporting block 4, a rotating roller 19 is rotatably sleeved on the protecting shell 2, one end of the rotating roller 19 is fixedly connected with a motor 3, the motor 3 drives the rotating roller 19 to rotate, a plurality of crushing cutters 1 are arranged on the rotating roller 19 in an array manner, and a pressing roller 18 is rotatably connected to the protecting shell 2.

As shown in fig. 1 and 2, the movable seat 16 is provided with a threaded hole, and the movable seat 16 is in threaded engagement with the screw 21. The screw 21 drives the moving seat 16 to move.

As shown in fig. 1 and 2, the mounting plate 7 is provided with mounting holes 6 for fixing. The mounting holes 6 allow the device to be secured to an external drive assembly.

As shown in fig. 1 and 2, the bottom of the slide rail 10 is fixedly connected with the support plate 9.

Working principle:

during the use, will change the device and fix with external drive through mounting hole 6 on mounting panel 7, then driving motor 3, make the output shaft of motor 3 drive rotatory roller 19 high-speed operation, thereby make a plurality of crushing sword 1 of array on the rotatory roller 19 rotate, when crushing sword 1 and straw on the field contact, high-speed rotation of crushing sword 1 smashes the straw, the straw after smashing is pressed through the compression roller, make the straw can be better bury in the soil, when smashing the operation to straw when needing to smash sword 1's regulation, need not stop the adjustment with external drive arrangement, only need drive biax motor 14, make the output shaft anticlockwise or clockwise drive of biax motor 14 remove seat 16, and then make the removal of removing seat 16, drive the carriage 15 that is connected with remove seat 16, thereby make carriage 15 drive bracing piece 17 slide on slide rail 10, and then drive fixed connection's on bracing piece 17 protective housing 2 reciprocates, and then adjust the height of crushing sword 1 on the rotatory roller 19, thereby make crushing 1 adjust to the suitable position of blade because of leaving the damage of low effectively prevented.

In this specification, each embodiment is described in a progressive manner, and identical and similar parts of each embodiment are all referred to each other, and each embodiment mainly describes differences from other embodiments. In particular, for system embodiments, since they are substantially similar to method embodiments, the description is relatively simple, as relevant to see a section of the description of method embodiments.

The foregoing is merely exemplary of the present utility model and is not intended to limit the present utility model. Various modifications and variations of the present utility model will be apparent to those skilled in the art. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the utility model are to be included in the scope of the claims of the present utility model.

Claims

1. The utility model provides a straw cuts up cutting device of returning field machine, includes backup pad (9), the both ends fixedly connected with mounting panel (7) of backup pad (9), a serial communication port, be equipped with drive assembly and adjusting part on backup pad (9), adjusting part includes two U type fixed blocks (12) of fixed connection on backup pad (9), fixed cover is equipped with first loose axle (8) on U type fixed block (12), it is connected with movable rod (5) to rotate on first loose axle (8), the one end fixed cover of movable rod (5) is equipped with second loose axle (20), the outside movable sleeve of second loose axle (20) is equipped with two bracing pieces (17), the one end movable sleeve of bracing piece (17) is equipped with slide bar (11), the movable sleeve is equipped with carriage (15) on slide bar (11), the inside movable sleeve of carriage (15) is equipped with slide rail (10), the other end rotation of bracing piece (17) is connected with supporting shoe (4), fixedly connected with crushing subassembly on supporting shoe (4).

2. The chopping device of the straw chopping and returning machine according to claim 1, wherein the driving assembly comprises a supporting frame (13) fixedly connected to the supporting plate (9), a double-shaft motor (14) is fixedly installed on the supporting frame (13), a screw (21) is fixedly connected to an output shaft of the double-shaft motor (14), a movable seat (16) is sleeved on the screw (21) in a threaded manner, the double-shaft motor (14) drives the screw (21) to rotate, and the movable seat (16) is fixedly connected with the sliding frame (15).

3. The chopping device of the straw chopping and returning machine according to claim 1, wherein the chopping assembly comprises a protective shell (2) fixedly connected to a supporting block (4), a rotary roller (19) is rotatably sleeved on the protective shell (2), one end of the rotary roller (19) is fixedly connected with a motor (3), the motor (3) drives the rotary roller (19) to rotate, a plurality of chopping knives (1) are arranged on the rotary roller (19) in an array manner, and a compression roller (18) is rotatably connected to the protective shell (2).

4. The chopping device of the straw chopping and returning machine according to claim 2, wherein the movable seat (16) is provided with a threaded hole, and the movable seat (16) is in threaded fit with the screw (21).

5. The chopping device of the straw chopping and returning machine according to claim 1, characterized in that the mounting plate (7) is provided with mounting holes (6) for fixing.

6. The chopping device of the straw chopping and returning machine according to claim 1, wherein the bottom of the sliding rail (10) is fixedly connected with the supporting plate (9).