CN220830669U - Machine is retrieved to incomplete membrane of farmland plastic film - Google Patents

Abstract

The utility model discloses a farmland mulch film residue recycling machine which comprises a film lifting device, a film picking and removing device, a film collecting device and a impurity removing auger, wherein an integral rake teeth shovel is arranged on the film lifting device and can scoop up the residue film and film impurities, a clamping plate is arranged on the film lifting device and can drive the residue film and the film impurities to move to a film conveying end, the film and the film impurities are separated through the clamping plate, the film picking and removing device is used for separating the residue film and the film impurities and recycling the residue film, the spring teeth on a cam roller stretch out and retract under the action of cam tracks at a proper angle to take the effect of picking and removing the film, the film collecting device is formed by a film collecting box, the film collecting box is arranged on one side of the film picking and removing device, connected and installed on a frame through a bolt, the impurity removing auger is arranged below the film picking device, and after the film lifting, the film impurities scattered during the working period of the device fall into the auger and are discharged from one side of the auger.

Description

Machine is retrieved to incomplete membrane of farmland plastic film

Technical Field

The utility model relates to the technical field of agricultural machinery, in particular to a novel device for recovering residual mulch film after harvesting an agricultural field paved with mulch film, which is used for realizing separation of film and impurity and recovering residual mulch film in soil of the farmland.

Background

The annual usage amount of the mulching film in China is between 80 ten thousand and 100 ten thousand tons, and according to related investigation, the annual mulching film supply amount is found to be not less than 10 percent and can remain in the field in the form of residual mulching film. The mulch film remained in the field has poor permeability, can form a layer of barrier on a cultivation layer, slows down the moving speed of water in the soil, influences the quantity, the type and the distribution of microorganisms in the soil, reduces the effectiveness of soil nutrients, influences the growth and the development of root systems of crops, and is easy to cause rotten seeds and rotten buds, and seedlings are withered and even dead. At present, the main mode for solving the problem of residual film pollution is residual film recovery. The recovery rate of the manual picking-up residual film is not high enough, the efficiency is low, the labor intensity is high, and the defects can be overcome by mechanical recovery. Therefore, mechanical recycling of the residual film is an important development direction for treating residual film pollution. However, the problem of recycling the residual film cannot be effectively solved because the prior art is influenced by the characteristics of the residual film and the field operation environment. In addition, the cultivation layer contains too many sundries such as straw, so that the membrane sundries are difficult to separate, and the operation efficiency is difficult to guarantee. The utility model provides a novel plastic film residual film recycling machine, which can realize high-quality film impurity separation and stable and efficient residual film collection.

Disclosure of utility model

The utility model aims to solve the defects of the existing residual film recovery device in the residual film recovery technology, and provides a farmland plastic film residual film recovery machine so as to realize a series of action processes of film lifting, film picking, film impurity separation, film stripping, film collecting and the like of residual plastic films, thereby ensuring the accurate and efficient collection of the residual films and reducing the influence of the residual plastic films between farmlands on the growth and development of crops to the minimum. The device has compact structure, is simple and easy to operate, can efficiently recycle the residual film while ensuring the quality of the film impurity separation, and aims to solve the technical problems of high film lifting difficulty, residual film winding, blockage of working parts, difficult film impurity separation, low recycling efficiency, poor reliability and the like in the existing residual film recycling process.

In order to solve the technical problems, the utility model adopts the following technical scheme: the device comprises a film lifting device, a film picking and removing device, a film collecting device and a impurity removing auger.

Further, the device is fixed on the frame, and the film lifting device mainly comprises an integral rake tooth shovel, a film conveying roller and a push plate. The integral harrow teeth shovel each harrow tooth leaves the clearance and screens off the soil of shovel up, and the welding of certain distance has the push pedal on the conveying membrane cylinder. When the device starts to work, the integral film lifting shovel pulls and scoops soil with a certain depth and residual films under the layers through the tractor, the soil leaks through gaps between teeth, the residual films and impurities with larger volume start to be conveyed through the film conveying cylinder driven by the belt and are divided by the clamping plates, when the film is conveyed to a certain height, the film impurities between the clamping plates are primarily separated under the action of gravity, and the heavy objects slide on the film conveying cylinder.

Further, the film picking and stripping device is completed by an eccentric mechanism, the film picking and stripping of the residual film recycling machine is realized, the cam roller mainly comprises a cam shaft, an inner roller, an outer roller hoop and spring teeth, during operation of the device, power transmission firstly transmits torque to the inner roller hoop through belt transmission, the inner roller hoop extends inwards to form a hollow shaft structure, the hollow shaft structure is connected with a belt pulley through a key, meanwhile, the hollow shaft structure is in clearance fit with the cam shaft, the inner roller hoop and the inner roller are connected through a screw, the inner roller is driven to rotate, the spring teeth are driven to rotate by the inner roller, the cam shaft is fixed, and the spring teeth stretch out and retract at fixed angles under the influence of cam tracks, so that the film picking and stripping effects are realized.

Further, the film collecting device is composed of a box-type film collecting structure and is fixed on a frame through bolt connection, a cam roller rotates and a cam is fixed during operation, a spring tooth on a cam inner slide is driven by the roller to rotate, the spring tooth is positioned at the uppermost end of a film lifting shovel according to a designed cam track, the spring tooth moves to a pushing distance to carry out film picking action, the spring tooth moves to a short distance when moving to one side of the film collecting box, the spring tooth retracts to an outer roller to carry out film stripping action, and a residual film falls into the film collecting box.

Further, clear miscellaneous auger sets up in choosing membrane take off membrane device below, and when defeated membrane grip block rotated certain angle, debris on it can fall into clear miscellaneous auger along defeated membrane grip block, and the auger passes through belt drive transmission power by defeated membrane cylinder, discharges debris from the side to do not influence and continue to receive the membrane.

Further, one end of the inner roller hoop is connected with the inner roller through a bolt, the other end of the inner roller hoop is connected with the belt wheel through a key to output power, the output shaft rotates unidirectionally, and the inner roller hoop is in clearance fit with the cam shaft.

Furthermore, the device is fixed on a frame, and the frame is manufactured through welding and bolting.

Furthermore, the film lifting shovel is of an integral structure, the transverse arrangement number of the film lifting shovel is designed to be 6-8 rows, the design range of the soil entering angle of the film lifting shovel is 15-20 degrees, and a roller type film conveying clamping plate is adopted to separate sundries on the film.

Furthermore, in the film picking and stripping device, the film picking and stripping are synchronously carried out in consideration of the structural simplification, a cam roller eccentric device is adopted, the film picking process is matched with a film lifting shovel, and the elastic teeth and the film lifting shovel move in a clearance mode and are transversely arranged in 6-8 rows.

Furthermore, in order to further reduce the residual film recovery impurity content and improve the film picking rate, the film picking mechanism sets the inclination angle between the spring tooth and the highest end of the film lifting shovel to be 45 degrees for working, and the film picking rate is highest at the moment.

Further, the power device is provided by a tractor through a reduction gearbox, when the device works, the reduction gearbox is started, power is driven by a belt wheel arranged on an output shaft of the reduction gearbox to rotate through belt transmission to drive a film conveying roller and a cam roller, and the other end of the film conveying roller is provided with belt transmission to drive a impurity removing auger to rotate.

Further, the film and film sundries are driven to enter the clamping plate by the clamping plate of the film conveying roller, and move along with the rotation of the roller.

Further, the groove refers to a groove machined on the surface of the cam roller and used for limiting the movement track of the spring tooth.

Further, the roller is characterized in that the end part of the spring tooth is designed into a roller structure, and the roller is arranged at the bottom end of the spring tooth through a bolt so as to slide along the cam track.

Further, the assembly means that the spring tooth is mounted on the cam roller and the inner roller and the outer roller are mounted. The grooving is a groove which is axially processed on the inner and outer rollers in order to enable the spring tooth to be smoothly installed in the inner and outer rollers.

Further, the irregular arc refers to a designed cam motion track.

Further, the wear-resistant rubber casting molding refers to casting processing of the inner roller and the outer roller by using rubber materials.

When the residual film is collected, the belt wheel drives the film lifting roller and the inner roller and the outer roller of the eccentric mechanism to separate and convey the residual film, and the conveying process is coherent and stable. The technical problems of high film lifting difficulty, residual film winding, blockage of working parts, difficult film impurity separation and the like in the residual film recovery process are solved, efficient recovery is realized, and the operation is stable and reliable. The whole device has simple structure and compact structure, and is suitable for recycling the residual mulching film in farmlands.

Drawings

Fig. 1 is a schematic diagram of three-dimensional modeling of a main body structure of a farmland mulch film residue recycling machine.

Fig. 2 is a schematic main body structure diagram of a farmland mulch film residue recycling machine provided by the utility model.

Fig. 3 is a schematic diagram of a cam roller shaft of the novel cam roller type farmland mulch film residual film recycling device.

Fig. 4 is a schematic view of a spring tooth structure of a novel cam roller type farmland mulch film residue recovery device provided by the utility model.

Fig. 5 is a schematic diagram of the inner and outer drum structures of the novel cam drum type farmland mulch film residual film recycling device.

Fig. 6 is a schematic diagram of a novel cam drum type farmland mulch film residue recovery device impurity-removing auger structure.

In the figure: 1 hanging, 2 speed reducer, 3 band pulley, 4 band pulley, 5 spring tooth, 6 outer cylinder, 7 inner cylinder, 8 cam cylinder, 9 grip block, 10 film shovel, 11 band pulley, 12 band pulley, 13 land wheel, 14 film collecting box, 15 frame, 16 bearing frame.

Detailed Description

In order to further illustrate the above objects and technical solutions of the present utility model, the following describes the present utility model in detail by way of examples with reference to the above figures.

Referring to fig. 1-2, when the residual film recovery device works, firstly, the gearbox 2 starts to move, power is output to the belt pulley 11 by the output shaft of the gearbox 2, the belt pulley drives the film conveying roller to rotate, the semicircular film lifting shovel 10 scoops up residual mulch films and film sundries in the advancing process, the roller drives the film conveying clamping plate 9 to rotate, residual films and a part of film sundries are conveyed, a part of soil falls through the gap of the film lifting shovel under the action of gravity in the film conveying process, sundries on the film fall onto the roller between two adjacent clamping plates along with the film conveying clamping plate 9, the residual films and the sundries are primarily separated, and finally the residual part of film sundries and the residual films are conveyed to the uppermost end of the film lifting shovel 10 under the pushing of the clamping plate 9. Meanwhile, the other end of the output shaft of the gearbox 2 is connected with the belt pulley 3, the belt pulley 3 drives the belt pulley 4, the outer roller 6 and the inner roller 7 synchronously rotate, the cam roller 8 is fixed, the elastic teeth 5 arranged on the slideway of the cam roller 8 rotate under the drive of the rollers 6 and 7, the elastic teeth 5 move to push away the distance to stop for picking films when moving to contact with the residual film at the uppermost end of the film lifting shovel according to a given cam track, the elastic teeth 5 move to close stop when moving to one side of the film collecting box 14, the elastic teeth 5 retract to the outer roller 6 for stripping films, and the residual film falls into the film collecting box 14. Finally, when the film conveying clamping plate 9 continues to rotate, residual sundries on the film conveying clamping plate can fall into the impurity removing auger along with the movement of the film conveying clamping plate 9, and the auger is driven by the film conveying roller to finally discharge the sundries from the side surface, so that the residual film is not influenced to be continuously recovered.

The spring tooth is not simply placed, one end of the spring tooth is fixed through the inner roller (7), and the other end of the spring tooth is fixed through the outer roller (6), and the spring tooth is influenced by the inner roller and the outer roller when the spring tooth is axially displaced. The spring is arranged on the spring tooth, one end of the spring is contacted with the fixed block, the fixed block is welded on the spring tooth, and the other end of the spring is contacted with the cam outer roller.

The land wheel (13) is suitable for residual films of different strata, is designed into an adjustable lifting type, and is recommended to be adjusted to the maximum lifting position when not working through bolt shaft matching, and the film shovel is lifted up to prevent the shovel tip from being worn.

The utility model has simple and compact design structure, and the cam motion track adopted by the spring tooth type film picking and stripping device ensures that the device can complete film picking and stripping work of the residual film and can also realize high-efficiency separation of the residual film and film sundries in a single motion period, thereby improving the working efficiency and meeting the market requirement on residual film recovery.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims (9)

1. A farmland plastic film residue recycling machine is characterized in that: the device is characterized in that a groove is formed in the roller, rollers are arranged below the spring teeth, the spring teeth roll along the groove in the cam roller, the cam roller is fixed, the inner roller and the outer roller rotate relative to the cam roller, and the spring teeth are fixed when the movement track of the spring teeth enters a far rest state, the film is driven by the spring teeth to perform film action when entering a return rest state, the spring teeth shrink under the action of the outer roller, and the spring teeth enter a box for film removal and at the same time, and the device is characterized by comprising a frame body.

2. The machine for recycling residual mulch film in farmland according to claim 1, characterized in that grooves are arranged on the surface of the cam roller (8) and can be used for placing spring teeth.

3. The machine according to claim 1, wherein the spring teeth (5) are required to be grooved on the inner and outer rollers during assembly, and the hoops are added on both sides of the inner and outer rollers to increase strength, and the axial direction of the spring teeth is fixed by a slide way on the cam shaft after the grooving.

4. The machine according to claim 1, wherein the spring teeth (5) are not simply placed, one end of the spring teeth is fixed by an inner roller (7), and the other end of the spring teeth is fixed by an outer roller (6), and the spring teeth are influenced by the inner roller and the outer roller when being displaced along the axial direction.

5. The machine for recycling residual mulch film in farmland according to claim 1, characterized in that the spring is arranged on the spring tooth (5), one end of the spring is welded on the fixed block, the fixed block is welded on the spring tooth, and the other end of the spring is contacted with the outer roller.

6. The machine for recycling mulch residue on farmland according to claim 1, wherein the cam roller (8) is kept motionless, and the inner roller (7) and the outer roller (6) rotate synchronously.

7. The machine according to claim 1, wherein the output end belt wheel (3) of the speed reducer drives the belt wheel (11) at one end of the film conveying roller of the film lifting device and the cam roller belt wheel (4) at one end of the cam roller of the film picking and stripping device to rotate through belt transmission.

8. The machine according to claim 1, wherein the belt wheel (11) drives a screw belt wheel (12) at the screw end for cleaning impurities to rotate.

9. The machine for recycling residual mulch film on farmland according to claim 1, wherein the cam track is a given cam motion track, 8 rows of slide ways are designed for satisfying the axial motion of 8 rows of spring teeth, and wear-resistant rubber is adopted for casting molding.