CN213847712U

CN213847712U - Straw crushing and returning machine with tail plate controlled to lift by hydraulic pressure

Info

Publication number: CN213847712U
Application number: CN202022995332.1U
Authority: CN
Inventors: 李宁; 徐峰; 孙毅; 安龙哲; 孙振雨; 王密盛; 张婷婷; 沃广华; 刘茂玉
Original assignee: Heilongjiang Fufeng Machinery Manufacturing Co ltd; Hulin Qifeng Machinery Manufacturing Co ltd; Mudanjiang Academy Of Agricultural Mechanization Sciences Mudanjiang Agricultural Machinery Engineering Research Institute
Current assignee: Heilongjiang Fufeng Machinery Manufacturing Co ltd; Hulin Qifeng Machinery Manufacturing Co ltd; Mudanjiang Academy Of Agricultural Mechanization Sciences Mudanjiang Agricultural Machinery Engineering Research Institute
Priority date: 2020-12-14
Filing date: 2020-12-14
Publication date: 2021-08-03
Anticipated expiration: 2030-12-14

Abstract

The utility model discloses a still field machine is smashed to straw by hydraulic control tailboard lift, include: casing, hydraulic means and tailboard, the afterbody of casing has the opening, and hydraulic means's one end is rotated with the top of casing and is connected, and its other end rotates with the lug that articulates on the tailboard to be connected, and the tailboard is close to one side and casing pivot joint at casing top, forms between tailboard and the opening and spills the mouth, through the angle of hydraulic means control tailboard in order to realize the adjustment of the mouth size of spilling. The utility model has the advantages that the tail plate is controlled by the hydraulic device to adjust the angle of the tail plate, so as to adjust the size of the throwing opening and solve the problem of blockage caused by the increase of the amount of treated straw in the traditional straw returning machine; meanwhile, the U-shaped groove is formed in the side wall of the machine shell, and the distance between the fixed cutter shaft and the movable cutter shaft can be changed by adjusting the position of the fixed cutter shaft in the U-shaped groove, so that the straw crushing length can be adjusted.

Description

Straw crushing and returning machine with tail plate controlled to lift by hydraulic pressure

Technical Field

The utility model relates to the technical field of agricultural machinery, more specifically the straw that relates to a go up and down by hydraulic control tailboard is smashed and is still field machine is related to.

Background

At present, to the processing of crop straw, the mode of returning the field is smashed to the most adoption straw, and the straw is smashed and is returned the field and not only avoided adopting the environmental pollution problem that burns the straw and handle and bring, and the straw is returned the field simultaneously and can be increased soil organic matter, improves soil structure, makes soil loose, and the porosity increases, and the capacity alleviates, promotes the development of microorganism vigor and crop root system.

However, the existing straw returning machine has the following disadvantages that firstly, the straw crushing returning machine cannot adjust the crushing length of the straws; secondly, the straw crushing and returning machine cannot control the throwing amount of the crushed straws, so that the straw returning machine is easily blocked when the straw returning amount is increased.

Therefore, how to provide a straw crushing returning machine which can adjust the length of crushed straws and adjust the throwing amount of the crushed straws to prevent the blockage of the straws is a problem to be solved urgently by technical personnel in the field.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides a still field machine is smashed to straw by hydraulic control tailboard lift has solved among the prior art straw crushing degree and can not adjust, smashes the problem that the volume of shedding of back straw still field can not be controlled.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a straw crushing and returning machine with a hydraulically controlled tail plate, comprising: casing, hydraulic means and tailboard, the afterbody of casing has the opening, hydraulic means's one end with the top of casing is rotated and is connected, its other end with articulate the ear on the tailboard and rotate and be connected, the tailboard is close to one side at casing top with casing pivot connection, the tailboard with form the mouth of shedding between the opening, through hydraulic means control the angle of tailboard is in order to realize the adjustment of the mouth of shedding size.

Furthermore, a fixed cutter shaft and a movable cutter shaft are arranged inside the casing, a plurality of fixed cutters are arranged on the fixed cutter shaft, a plurality of movable cutters matched with the fixed cutters are arranged on the movable cutter shaft, the fixed cutter shaft is fixedly connected with two side walls of the casing, the movable cutter shaft is rotatably connected with two side walls of the casing, and the movable cutter shaft is in transmission connection with a transmission chain wheel fixed on the gear box.

Furthermore, two side walls of the shell are provided with U-shaped grooves, two ends of the fixed cutter shaft penetrate through the U-shaped grooves and are fixedly connected with the shell, and the distance between the fixed cutter shaft and the movable cutter shaft is changed by adjusting the position of the fixed cutter shaft in the U-shaped grooves.

Furthermore, a screw rod is arranged on the fixed cutter shaft, a mounting hole matched with the screw rod is formed in the casing, and the screw rod penetrates through the mounting hole and is fixedly connected with the casing through a locking nut.

Furthermore, a positioning nut is fixed on the outer side of the mounting hole, the screw rod is matched with the positioning nut, and the locking nut is mounted on the screw rod, far away from one side of the machine shell, of the positioning nut.

According to the technical scheme, compared with the prior art, the straw crushing and returning machine with the hydraulically-controlled tail plate has the advantages that the tail plate is arranged at the opening at the tail part of the shell, the tail plate is controlled by the hydraulic device to adjust the angle of the tail plate, and further the size of the throwing opening is adjusted, so that the problem that the traditional straw returning machine is easy to block the straw returning machine when the amount of the treated straw is increased is solved; meanwhile, the U-shaped groove is formed in the side wall of the machine shell, and the distance between the fixed cutter shaft and the movable cutter shaft can be changed by adjusting the position of the fixed cutter shaft in the U-shaped groove, so that the straw crushing length can be adjusted.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

FIG. 1 is a schematic structural diagram of a straw crushing and returning machine with a hydraulically controlled tail plate lifting mechanism provided by the present invention;

fig. 2 is a partially enlarged view of C in fig. 1 according to the present invention;

FIG. 3 is a schematic structural diagram of the straw crushing and returning machine provided by the present invention, wherein the lifting of the tail plate is controlled by hydraulic pressure.

Wherein: 1 is a shell; 2 is a hydraulic device; 3 is a tail plate; 4 is a fixed cutter shaft; 5 is a movable cutter shaft; 6, a fixed cutter; 7, moving blades; 8 is a U-shaped groove; 9 is a screw rod; 10 is a lock nut; 11 is a fixed nut; 12 is a frame; 13 is a gear box; 14 is a transmission chain wheel; 15 is a depth wheel; 16 is a hanging lug.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to the attached drawings 1-3, the embodiment of the utility model discloses a straw crushing and returning machine with a hydraulically controlled tail plate, which comprises: casing 1, hydraulic means 2, tailboard 3, frame 12, gear box 13, driving sprocket 14 and depth wheel 15, frame 12 is used for articulating casing 1 and tractor, the power output shaft of tractor and the input shaft in the gear box 13, driving sprocket 14 is connected with the gear box 13 transmission, gear box 13 is fixed on casing 1, depth wheel 15 sets up at 1 afterbody of casing, in the still field machine working process is smashed to the straw, depth wheel 15 is used for supporting the still field machine is smashed to the straw with ground contact.

The afterbody of casing 1 has the opening, and hydraulic means 2's one end is rotated with the top of casing 1 and is connected, and hydraulic means 2's the other end rotates with the lug 16 that articulates on the tailboard 3 to be connected, articulates the lug 16 and is located the intermediate position of tailboard 3, and the tailboard 3 is close to one side and casing 1 pivotal connection at casing 1 top, forms between tailboard 3 and the opening and spills the mouth (not marked in the figure), controls the angle of tailboard 3 through hydraulic means 2 in order to realize the adjustment of spills the mouth size.

Specifically, a fixed cutter shaft 4 and a movable cutter shaft 5 are arranged inside the machine shell 1, the fixed cutter shaft 4 and the movable cutter shaft 5 are arranged in parallel, a plurality of fixed cutters 6 are arranged on the fixed cutter shaft 4 at intervals, a plurality of movable cutters 7 matched with the fixed cutters 6 are arranged on the movable cutter shaft 5, the fixed cutters 6 and the movable cutters 7 are arranged in a staggered mode, the fixed cutter shaft 4 is fixedly connected with two side walls of the machine shell 1, the movable cutter shaft 5 is rotatably connected with two side walls of the machine shell 1, and the movable cutter shaft 5 is in transmission connection with the transmission chain wheel 14 through a belt.

In this embodiment, both sides walls of the casing 1 are provided with U-shaped grooves 8, both ends of the fixed cutter shaft 4 penetrate through the U-shaped grooves 8 and are fixedly connected with the casing 1, the distance between the fixed cutter shaft 4 and the movable cutter shaft 5 is changed by adjusting the position of the fixed cutter shaft 4 in the U-shaped grooves 8, and then the crushing length of the straw can be adjusted, meanwhile, the fixed cutter shaft 4 is provided with a screw 9, the screw 9 is used for fixedly connecting the fixed cutter shaft 4 with the casing 1, specifically, the casing 1 is provided with a mounting hole (not marked in the figure) adapted to the screw 9, and the screw 9 on the fixed cutter shaft 4 penetrates through the mounting hole and is fixedly connected with the casing 1 by using a locking nut 10.

In the above embodiment, the outside of the mounting hole is further welded with the positioning nut 11, the screw 9 is matched with the positioning nut 11, the screw 9 on one side of the positioning nut 11 away from the casing 1 is provided with the locking nut 10, and the locking nut 10 is abutted against the positioning nut 11 through the locking nut 10, in this embodiment, the two locking nuts 10 are provided, and then the fixed cutter shaft 4 is fixed to the top of the casing 1.

The working principle is as follows: during the operation, still field machine is smashed to straw moves forward under the traction of tractor, and hydraulic means 2 control tailboard 3's opening angle, and the straw gets into from the place ahead of still field machine is smashed to straw, and the straw is along with moving sword 7 upward movement, and under stationary knife 6 and moving sword 7 relative motion, the straw is cut to pieces, and the straw that is cut to pieces continues to move backward along with moving sword 7, spills out from throwing the mouth, is shed in the farmland, accomplishes the operation of smashing still field of straw. According to the straw volume in the farmland, through the angle of hydraulic means 2 adjustment tailboard 3, realize the big or small adjustment of the mouth of shedding, and then can realize the adjustment of the volume of shedding, also can prevent the jam of the mouth of shedding, through adjusting the position of stationary knife axle 4 in U type groove 8, can change stationary knife axle 4 and move the distance between the knife axle 5, and then realize the regulation of the straw crushing degree.

The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. The device disclosed by the embodiment corresponds to the method disclosed by the embodiment, so that the description is simple, and the relevant points can be referred to the method part for description.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The utility model provides a still field machine is smashed to straw by hydraulic control tailboard lift which characterized in that includes: casing (1), hydraulic means (2) and tailboard (3), the afterbody of casing (1) has the opening, the one end of hydraulic means (2) with the top of casing (1) is rotated and is connected, its other end with lug (16) of hanging on tailboard (3) are rotated and are connected, tailboard (3) are close to the one side at casing (1) top with casing (1) pivot connection, tailboard (3) with form between the opening and shed the mouth, through hydraulic means (2) control the angle of tailboard (3) is in order to realize the adjustment of shed the mouth size.

2. The straw crushing and returning machine with the lifting of the tail plate controlled by the hydraulic pressure as claimed in claim 1 is characterized in that a fixed cutter shaft (4) and a movable cutter shaft (5) are arranged inside the machine shell (1), a plurality of fixed cutters (6) are arranged on the fixed cutter shaft (4), a plurality of movable cutters (7) matched with the fixed cutters (6) are arranged on the movable cutter shaft (5), the fixed cutter shaft (4) is fixedly connected with two side walls of the machine shell (1), the movable cutter shaft (5) is rotatably connected with two side walls of the machine shell (1), and the movable cutter shaft (5) is in transmission connection with a transmission chain wheel (14) fixed on a gear box (13).

3. The straw crushing and returning machine with the tail plate controlled to ascend and descend by the hydraulic pressure as claimed in claim 2, wherein two side walls of the machine shell (1) are respectively provided with a U-shaped groove (8), two ends of the fixed cutter shaft (4) penetrate through the U-shaped grooves (8) to be fixedly connected with the machine shell (1), and the distance between the fixed cutter shaft (4) and the movable cutter shaft (5) is changed by adjusting the position of the fixed cutter shaft (4) in the U-shaped grooves (8).

4. The straw crushing and returning machine with the tail plate controlled to ascend and descend by the hydraulic pressure as claimed in claim 3, wherein a screw (9) is arranged on the fixed cutter shaft (4), a mounting hole matched with the screw (9) is formed in the machine shell (1), and the screw (9) penetrates through the mounting hole and is fixedly connected with the machine shell (1) by a locking nut (10).

5. The straw crushing and returning machine with the lifting function controlled by the hydraulic pressure as claimed in claim 4, characterized in that a positioning nut (11) is fixed on the outer side of the mounting hole, the screw (9) is matched with the positioning nut (11), and the locking nut (10) is mounted on the screw (9) on the side of the positioning nut (11) far away from the machine shell (1).