CN209949799U

CN209949799U - Comb-tooth type farmland plough layer soil residual film cleaning and pressing combined machine

Info

Publication number: CN209949799U
Application number: CN201920518330.8U
Authority: CN
Inventors: 胡灿; 甄建民; 王旭峰; 刘亚明; 王龙; 郭文松; 何义川
Original assignee: Tarim University
Current assignee: Tarim University
Priority date: 2019-04-17
Filing date: 2019-04-17
Publication date: 2020-01-17
Anticipated expiration: 2029-04-17

Abstract

The utility model discloses a comb-tooth type farmland plough layer soil residual film cleaning and pressing combined machine, wherein a rotary cultivator is arranged in front of a film forming roller, depth limiting wheels are arranged on two sides of the front end of a frame, the film forming roller is arranged in front of and below the frame, film forming serrated knife spirals are regularly arranged on the roller, a film removing device is arranged right above the film forming roller, a film removing rubber belt is fastened on the film removing roller by using bolts, and the rotation direction is opposite to that of the film forming roller; the pressing device is arranged below the residual film recovery box, splayed chains of the residual film conveying device are fixed on two sides of the screen by bolts, diaphragm angle irons of the residual film conveying device are uniformly and regularly arranged on the plane of the screen, chain wheels of the residual film conveying device are arranged on the transmission shaft, and the splayed chains connected with the screen are meshed with the chain wheels; the tensioning device is arranged on a chain which drives the film-taking roller to rotate by a speed reducer shaft and drives the film-removing device to reversely rotate; the hydraulic oil cylinder is arranged on wheel shafts on two sides of the wheel hub, and the film collecting box is arranged below the residual film conveying device and connected to the frame through a hinge.

Description

Comb-tooth type farmland plough layer soil residual film cleaning and pressing combined machine

Technical Field

The utility model relates to a comb-tooth type farmland plough layer soil residual film cleaning and pressing combined machine.

Background

The method is characterized in that a mulching film cultivation technology is adopted in a war group farmland produced and constructed in Xinjiang, plays an important role in improving the yield per unit of crops, ensuring the entropy degree of cultivated land and the like, but after the farmland is used for more than 30 years in a large range, particularly the ultra-thin mulching film is widely used, the residual film of a plough layer of a farmland is increased year by year, the pollution condition of an agricultural area source is continuously intensified, and the agricultural ecological environment and the sustainable development are seriously influenced.

Disclosure of Invention

An object of the utility model is to provide a comb-tooth formula farmland plough layer soil incomplete membrane clearance and suppression combined operation machine, this machine ground profile modeling performance is good, the good, recovery efficiency height of good, the soil preparation suppression effect of reliability, helps alleviateing peasant's operation burden and solves the incomplete membrane of cotton field and pollutes a difficult problem.

The utility model aims at realizing the comb-tooth type farmland plough layer soil residual film cleaning and pressing combined machine, which comprises a rotary tillage device, a depth wheel, a reduction box, a three-point suspension device, a serrated knife roller type film lifting device, a rubber belt demoulding device, a pressing device, a chain transmission device, a tensioning device, a hydraulic device, a residual film conveying device, a film collecting box and a frame; the rotary tillage device is arranged in front of the film raising roller and consists of a rotary tillage cutter, a rotary tillage roller and a rotary tillage roller shaft; the depth wheels are arranged on two sides of the front end of the frame and consist of adjusting screw rods, handles and land wheels; the three-point suspension bracket is positioned right ahead the frame, is connected with the tractor and provides traction power; the reduction gearbox is arranged in the middle position right in front of the rack; the film removing roller is arranged at the front lower part of the frame, the film removing knives are spirally and regularly arranged on the roller, the film removing knives are bent into an arc shape, and saw teeth are uniformly distributed on the working surface of the film removing knives; the demoulding device is arranged right above the film-drawing roller, the demoulding rubber belt is fastened on the film-drawing roller by using bolts, and the rotation direction is opposite to that of the film-drawing roller; the pressing device is arranged below the residual film recycling box and consists of a pressing roller, a pressing roller shaft and a pressing spring, and the pressing device rotates along with the machine in the operation process of the machine; the residual film conveying device consists of a support frame, a screen, a transmission chain wheel, splayed chains, a transmission shaft, a support nylon roller and diaphragm angle irons, wherein the splayed chains are fixed on two sides of the screen by bolts; the transmission device is used for driving the film raising and stripping roller and the residual film conveying device to work; the tensioning device is arranged on a chain which drives the film-forming roller to rotate by the reduction gearbox shaft, and not only plays a role of tensioning the chain, but also drives the film-removing device to reversely rotate; the hydraulic oil cylinder is arranged on the wheel shafts on two sides of the wheel hub, one end of the hydraulic oil cylinder is connected with the wheel shaft, and the other end of the hydraulic oil cylinder is connected to the oil cylinder supporting frame; the film collecting box is arranged below the residual film conveying device, consists of a hydraulic oil cylinder, a film collecting box body and a rotating shaft and is connected to the rack through a hinge.

The film forming cutter is 200mm long, 70mm wide and 15mm deep, and takes the shape of a comb-tooth cutter.

The total length of the screen is 3500mm, the width thereof is 2000mm, the aperture of the screen is 15mm, the inclination angle thereof is 38 degrees, and 10 rows of membrane blocking angle irons are uniformly arranged.

The rotating directions of the stripping device and the film drawing device are opposite, and the speed ratio is 2: 1.

The utility model discloses a working process is: a comb-tooth type farmland plough layer soil residual film cleaning and pressing combined machine is connected with a three-point suspension device of a tractor through the three-point suspension device to provide traction power, and a reduction box shaft is connected with a power output shaft of the tractor to provide transmission power. Under the traction of a tractor, the frame moves forwards along the cotton seedling row for operation, the reduction gearbox shaft rotates, and the hydraulic device starts to work. Manual regulation gauge wheel is to operating condition, adjusts walking wheel to operating condition through hydraulic cylinder, adjusts suppression device to operating position through the suppression spring. The reduction gearbox transmits power to the rotary tillage device and the film removing roller, and the rotary tillage device and the film removing roller rotate to perform operation; the power is transmitted to a film stripping device by a film lifting roll shaft through chain transmission, and a film stripping rubber belt brushes the residual film on a serrated knife and throws the residual film onto a rear conveying device; the power of the conveying device is transmitted by the film lifting roll shaft in a chain transmission mode to drive the conveying device shaft to rotate, the conveying device starts to work, and the residual films are conveyed to the film collecting box; when the residual films in the film collecting box are fully collected, the hydraulic oil cylinder starts to work, and the residual films are dumped to finish the operation. In addition, the three-point suspension device of the tractor can be matched with the oil cylinders on two sides of the walking wheels to lift the whole machine to a state of being separated from the ground, so that the machine is convenient to transport. The utility model discloses compact structure, rotary tillage are effectual, ground profile modeling excellent performance, the deciduate is effectual, incomplete membrane recovery efficiency is high, can adapt to the incomplete membrane recovery operation under the Xinjiang cotton planting mode.

Compared with the prior art, the utility model discloses there is following characteristics: (1) the comb-tooth type membrane lifting blade is adopted, the length of the membrane lifting blade is 200mm, the width of the membrane lifting blade is 70mm, the tooth depth of the membrane lifting blade is 15mm, the shape of the comb-tooth blade is formed, and the stability of membrane lifting and the separation of membrane soil are facilitated. The blade is made of high-speed steel materials, and has excellent mechanical properties, high hardness and good wear resistance. (2) The machine adopts a rotary conveying screen structure to realize the screening of residual films and soil. The total length of the screen is 3500mm, the width thereof is 2000mm, the aperture of the screen is 15mm, the inclination angle thereof is 38 degrees, 10 rows of membrane blocking angle irons are uniformly arranged, and the screen is made of stainless steel. (3) The rotating directions of the stripping device and the film drawing device are opposite, and the speed ratio is 2: 1. The early test shows that the film forming and stripping effects of the design mode are obviously improved. The machine has good ground profiling performance, strong reliability, good soil preparation and suppression effect and high recovery efficiency, and is beneficial to reducing the operation burden of farmers and solving the problem of residual film pollution of cotton fields.

Drawings

The present invention will be described in further detail with reference to the accompanying drawings.

Fig. 1 is a front view of the present invention;

fig. 2 is a top view of the present invention;

fig. 3 is a front view of the film removing knife of the present invention.

Detailed Description

A comb-tooth type farmland plough layer soil residual film cleaning and compacting combined machine is shown in figures 1, 2 and 3 and comprises a rotary tillage device 26, a depth wheel 16, a reduction gearbox 14, a three-point suspension device 1, a serrated knife roller type film lifting device 11, a rubber belt demoulding device 4, a compacting device, a chain transmission device, a tensioning device, a hydraulic device, a residual film conveying device, a film collecting box 7 and a frame 27; the two depth wheels 16 are oppositely arranged, the two depth wheels 16 are respectively positioned at two sides below the front end of the frame 27, and the handle is rotated clockwise to lift the depth wheels in the transportation process; in the operation process, the handle is rotated anticlockwise, the depth wheel is lowered, and the operation depth of the film lifting device 11 is ensured. The depth wheels 16 are arranged on two sides of the front end of the frame 27 and consist of adjusting screw rods, handles and land wheels; the rotational elevation of the depth wheel 16 is conventional in the art where a pen is being carried.

The three-point suspension device 1 is positioned in the middle position right in front of the reduction gearbox 14, and in the transportation process, the tractor hangs and lifts the three-point suspension device 1, so that the whole frame 27 is lifted; the three-point hitch is lowered during operation and the frame 27 is lowered as a whole.

The rotary tillage device 26 is arranged in front of the film raising roller and consists of a rotary tillage cutter, a rotary tillage roller and a rotary tillage roller shaft; the reduction gearbox 14 is arranged in the middle position right in front of the frame; the film-forming roller 17 of the serrated knife roller type film-forming device 11 is arranged at the front lower part of the frame, the film-forming knives 3 are spirally and regularly arranged on the roller 17, the film-forming knives 3 are bent into an arc shape, and the sawteeth are uniformly distributed on the working surface of the film-forming knives.

The demoulding device 4 is arranged right above the film-drawing roller 17, the demoulding rubber belt is fastened on the film-drawing roller by using bolts, and the rotation direction is opposite to the film-drawing roller 17; the press device 21 is installed below the residual film recycling box 7 and is composed of a press roller, a press roller shaft and a press spring, and the machine tool rotates randomly in the operation process.

The residual film conveying device consists of a support frame, a screen 8, a transmission chain wheel 6, splayed chains 5, a transmission shaft 9, a support nylon roller and membrane angle iron 22, wherein the splayed chains 5 are fixed on two sides of the screen 8 through bolts, the membrane angle iron 22 is connected through the bolts and uniformly and regularly arranged on the plane of the screen 8, the chain wheel 6 is arranged on the transmission shaft and positioned on the inner side of the rack, and the splayed chains 5 connected with the screen 8 are meshed with the chain wheel 6; the transmission device is used for driving the film raising and stripping roller and the residual film conveying device to work; the tensioning device is arranged on a chain which drives the film-forming roller 17 to rotate by a speed reducer shaft, and not only plays a role of tensioning the chain, but also drives the film-removing device 4 to reversely rotate; the front hydraulic oil cylinder 24 is arranged on the wheel shafts on two sides of the wheel hub 18, one end of the front hydraulic oil cylinder is connected with the wheel shafts, and the other end of the front hydraulic oil cylinder is connected with the oil cylinder supporting frame 19; the film collecting box 7 is arranged below the residual film conveying device, consists of a rear hydraulic oil cylinder 23, a film collecting box body and a rotating shaft and is connected to the rack through a hinge.

The film forming knife 3 is 200mm long, 70mm wide and 15mm deep, and takes the shape of a comb-tooth knife.

The total length of the screen 8 is 3500mm, the width is 2000mm, the aperture of the screen is 15mm, the inclination angle is 38 degrees, and 10 rows of diaphragm angle iron are uniformly arranged.

The stripping device 4 and the stripping device 11 rotate in opposite directions, and the speed ratio is 2: 1.

The reduction gearbox 14 is arranged right behind the three-point suspension device 1 and comprises an input shaft and two output shafts 2, and during operation, the tractor transmission shaft is decelerated by the reduction gearbox 14 and then the output shafts drive the whole machine to operate. The serrated knife roller type film lifting device 11 is located behind and below the bridge shaft 20, the film lifting knives 3 are uniformly and spirally arranged on the rollers, the total number is 6, each row of the film lifting knives is provided with 25 knife teeth, in the operation process, the film lifting knives rotate clockwise, the knife teeth are pricked into soil, and plough layer residual films in the soil are pricked. The rubber belt type demoulding device 4 is positioned right above the film lifting device 11, the rubber belts are uniformly arranged on the roller, 4 rows are provided, 25 rubber belts are arranged in each row, the rubber belts and the film lifting sawteeth are staggered and rotate reversely, and the residual films can be conveniently lifted off in the operation process. The residual film conveying device comprises a conveying device shaft 9, a conveying screen 8, a conveying chain 5, a conveying chain wheel 6 and a bearing seat supporting frame 28, wherein the bearing seat supporting frame 28 is connected to the rack 27 through bolts; angle irons 22 are uniformly arranged on the conveying screen 8, are fastened on the conveying screen and the splayed chain through bolts, and are driven by a conveying device shaft 9 to convey, so that the residual film is conveyed to the film collecting box 7. The front hydraulic oil cylinder 24 is arranged on wheel shafts on two sides of the travelling wheel 18, one end of the front hydraulic oil cylinder 24 is arranged on the wheel shafts in a hinged connection mode, the other end of the front hydraulic oil cylinder 24 is hinged to the rack, the front hydraulic oil cylinder 24 moves upwards in the transportation process, the rack 27 is integrally lifted, transportation is facilitated, the front hydraulic oil cylinder 24 moves downwards in the operation process, and the rack 25 moves downwards integrally to start operation. Film collecting box 7 is arranged at 8 rear sides of conveying screen cloth, and incomplete membrane recovery unit includes film collecting box 7, back hydraulic cylinder 23, film collecting box back shaft 20, and when incomplete membrane filled the box in the film collecting box, back hydraulic cylinder 23 began to work, and the incomplete membrane is poured to the upset box.

Claims

1. A comb-tooth type farmland plough layer soil residual film cleaning and pressing combined machine comprises a rotary tillage device, a depth wheel, a reduction box, a three-point suspension device, a serrated knife roller type film lifting device, a rubber belt demoulding device, a pressing device, a chain transmission device, a tensioning device, a hydraulic device, a residual film conveying device, a film collecting box and a rack; the method is characterized in that: the rotary tillage device is arranged in front of the film raising roller and consists of a rotary tillage cutter, a rotary tillage roller and a rotary tillage roller shaft; the depth wheels are arranged on two sides of the front end of the frame and consist of adjusting screw rods, handles and land wheels; the three-point suspension bracket is positioned right ahead the frame, is connected with the tractor and provides traction power; the reduction gearbox is arranged in the middle position right in front of the rack; the film removing roller is arranged at the front lower part of the frame, the film removing knives are spirally and regularly arranged on the roller, the film removing knives are bent into an arc shape, and saw teeth are uniformly distributed on the working surface of the film removing knives; the demoulding device is arranged right above the film-drawing roller, the demoulding rubber belt is fastened on the film-drawing roller by using bolts, and the rotation direction is opposite to that of the film-drawing roller; the pressing device is arranged below the residual film recycling box and consists of a pressing roller, a pressing roller shaft and a pressing spring, and the pressing device rotates along with the machine in the operation process of the machine; the residual film conveying device consists of a support frame, a screen, a transmission chain wheel, splayed chains, a transmission shaft, a support nylon roller and diaphragm angle irons, wherein the splayed chains are fixed on two sides of the screen by bolts; the transmission device is used for driving the film raising and stripping roller and the residual film conveying device to work; the tensioning device is arranged on a chain which drives the film-forming roller to rotate by the reduction gearbox shaft, and not only plays a role of tensioning the chain, but also drives the film-removing device to reversely rotate; the hydraulic oil cylinder is arranged on the wheel shafts on two sides of the wheel hub, one end of the hydraulic oil cylinder is connected with the wheel shaft, and the other end of the hydraulic oil cylinder is connected to the oil cylinder supporting frame; the film collecting box is arranged below the residual film conveying device, consists of a hydraulic oil cylinder, a film collecting box body and a rotating shaft and is connected to the rack through a hinge.

2. The combined machine of claim 1, wherein: the film forming cutter is 200mm long, 70mm wide and 15mm deep, and takes the shape of a comb-tooth cutter.

3. The combined machine of claim 1, wherein: the total length of the screen is 3500mm, the width of the screen is 2000mm, the aperture of the screen is 15mm, the inclination angle is 38 degrees, and 10 rows of diaphragm angle iron are uniformly arranged.

4. The combined machine of claim 1, wherein: the rotating directions of the stripping device and the film drawing device are opposite, and the speed ratio is 2: 1.