CN112913350B - Plastic film recovery device - Google Patents
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- CN112913350B CN112913350B CN202110364436.9A CN202110364436A CN112913350B CN 112913350 B CN112913350 B CN 112913350B CN 202110364436 A CN202110364436 A CN 202110364436A CN 112913350 B CN112913350 B CN 112913350B
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01B—SOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
- A01B43/00—Gatherers for removing stones, undesirable roots or the like from the soil, e.g. tractor-drawn rakes
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Abstract
The invention relates to a mulching film recovery device, and belongs to the technical field of agricultural machinery. The mulching film recovery device comprises a rack, a residual film conveying toothed harrow and a film collecting box, wherein a film collecting roller and the film collecting box are arranged on the rack; an auxiliary film collecting roller is arranged on a rack at the front end of the film collecting roller, and a residual film conveying toothed harrow is arranged on the rack above the auxiliary film collecting roller. The mulching film recovery device can recover the mulching film to the film collecting box; in the process of recycling the mulching films, the elastic teeth of the film raking roller are used for raking the film, and the sheet mulching films are lifted one by one, so that the mulching films are recycled, the mulching films are not easy to miss, and the recycling rate can be effectively improved; the elastic teeth clean the elastic tooth shaft and the main shaft in the rotating process, so that the mulching film is not easy to be attached and wound on the elastic teeth, and can be continuously recycled; the problem of current incomplete membrane recovery machine twine easily, hang the plastic film and can not continuous operation, and the rate of recovery is low is solved, the specially adapted plastic film recycle.
Description
Technical Field
The invention relates to a mulching film recovery device, and belongs to the technical field of agricultural machinery.
Background
The plastic film mulching cultivation technology has the functions of increasing temperature, preserving soil moisture, resisting drought, promoting root system development and the like, and can greatly improve the crop yield and shorten the growth period. The plastic film mulching cultivation technology is widely used in various places, especially in arid areas, and is widely used for planting cotton. After cotton harvesting, the mulching film needs to be recovered through a residual mulching film recovery machine so as to avoid soil hardening, deterioration and land quality reduction caused by the mulching film, and meanwhile, environmental pollution is reduced through recovering the mulching film. In order to avoid interference of cotton straws on a mulching film recycling machine, the cotton straws are generally crushed by a straw crushing machine for crushing and recycling, and then the mulching film is recycled; the existing residual mulching film recycling machinery mostly picks the mulching film through the spike teeth to collect and convey the residual mulching film, and the mulching film is gradually embrittled and easily loses continuity when being subjected to long-time wind blowing, sun drying and rain showering in the using process of the mulching film; in addition, when the residual films are recovered through the spike teeth, the residual films are easily hung and wound on the spike teeth, the residual films wound on the spike teeth are more and more in the continuous running process of the spike teeth, the spike teeth are easily clamped to be dead, the film collecting capacity of the spike teeth is lost, and the residual films wound on the spike teeth are not easy to clean; therefore, there is a need to develop a mulching film recycling device to solve the above problems.
Disclosure of Invention
The purpose of the invention is: to prior art not enough, provide one kind and can continuous operation, difficult winding plastic film, and can improve the rate of recovery to solve current incomplete membrane recovery machine and twine easily, hang and attach the plastic film and can not continuous operation, and the plastic film recovery unit of the low problem of rate of recovery.
The technical scheme of the invention is as follows:
the utility model provides a plastic film recovery unit, it comprises frame, incomplete membrane transport tine harrow and collection membrane case, its characterized in that: the film holding roller is arranged on the rack, and a film collecting box is arranged on the rack at the rear end of the film holding roller; install supplementary receipts membrane roller through the bearing frame in the frame of hugging membrane roller front end, be provided with incomplete membrane in the frame of supplementary receipts membrane roller top and carry the tine harrow, incomplete membrane is carried the tine harrow and is extended to album membrane case top.
The film raking roller comprises an assembly frame, a main shaft, a driving disc, elastic tooth shafts, elastic teeth, a follow-up disc and an eccentric disc, wherein the main shaft is movably arranged on the assembly frame, the elastic tooth shafts are arranged on the main shaft through the uniformly distributed driving disc, and the elastic teeth are uniformly distributed on the elastic tooth shafts; the two end heads of the main shaft are respectively provided with a follow-up disc through eccentric discs, and the follow-up discs are connected with the elastic tooth shaft through crank throws; film shovels are uniformly distributed on the assembly rack below the elastic gear shaft along the axial direction; one end of the assembly frame is connected with the rack through a hydraulic cylinder B, and the other end of the assembly frame is connected with the rack through a pin shaft.
The central part of the follow-up disc is provided with an assembling recess, the center of the bottom of the assembling recess is provided with a connecting hole, guide rollers are uniformly arranged on the connecting hole through a pin shaft, the follow-up disc is connected with the eccentric driving ring through the guide rollers, and the connecting hole is sleeved and connected with the eccentric driving ring.
The residual film conveying toothed harrow is composed of a driving roller, a driven roller, a film stripping roller, a transmission chain and harrow teeth, wherein the driven roller is arranged above one side of the driving roller, the film stripping roller is arranged below the driven roller, a plurality of transmission chains are wound on the driving roller, the driven roller and the film stripping roller in parallel, and the harrow teeth are uniformly distributed on the transmission chains; the driving roller, the driven roller and the demoulding roller are respectively connected with the frame through bearing seats.
And a guide plate is arranged on the rack between the film stripping roller and the lower edge of the film collecting box.
And a conveying shell is arranged on the rack from one side of the auxiliary film collecting roller to the upper part of the driven roller at intervals with the rake teeth.
The frame of drive roll one side on be provided with impurity separation auger, impurity separation auger middle part and transport casing intercommunication, impurity separation auger both ends extend to the frame outer end.
And auxiliary stripping rollers are arranged on the rack among the rake teeth, the elastic teeth and the auxiliary film collecting rollers through bearing seats, and auxiliary stripping teeth are uniformly distributed on the auxiliary stripping rollers.
And two sides of the front end machine frame of the auxiliary film collecting roller are respectively provided with a side film shovel through a hydraulic cylinder D.
The upper edge of the film collecting box is movably connected with the rack through a pin shaft, and the film collecting box at the front end of the pin shaft is connected with the rack through a hydraulic cylinder A; a rear depth limiting carrier roller is arranged on the frame below the film collecting box.
The invention has the beneficial effects that:
the mulching film recovery device can recover mulching films to the film collecting box through the cooperation of the film collecting roller and the residual film conveying toothed harrow; in the process of recycling the mulching films, the elastic teeth of the film raking roller are used for raking the film, and the sheet mulching films are lifted one by one, so that the mulching films are recycled, the mulching films are not easy to miss, and the recycling rate can be effectively improved; the elastic teeth clean the elastic tooth shaft and the main shaft in the rotating process, and the mulching film is not easy to be hung and wound on the elastic teeth through the auxiliary film removing roller, so that the mulching film can be continuously recycled; the problem of current incomplete membrane recovery machine twine easily, hang the plastic film and can not continuous operation, and the rate of recovery is low is solved, the specially adapted plastic film recycle.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the construction of a film holding roller of the present invention;
FIG. 3 is a schematic view of the assembly of the latch shaft of the present invention;
FIG. 4 is a schematic right-side view of FIG. 3;
FIG. 5 is a schematic view of the structure in the direction A-A in FIG. 4;
FIG. 6 is a schematic view of the driving disk of the present invention;
FIG. 7 is a schematic view showing the structure of a follower disk according to the present invention;
FIG. 8 is a schematic view illustrating the construction of an eccentric disc according to the present invention;
FIG. 9 is a schematic view of the structure in the direction B-B in FIG. 8;
FIG. 10 is a schematic view of the construction of the latch of the present invention;
FIG. 11 is a schematic structural view of the bell crank of the present invention;
FIG. 12 is a schematic view of the construction of the film raising shovel of the present invention;
FIG. 13 is a schematic structural view of the residual film conveying rake of the present invention.
In the figure: 1. the film removing device comprises a frame, 2, a film collecting box, 3, an auxiliary film collecting roller, 4, a rear depth limiting carrier roller, 5, an assembling frame, 6, a main shaft, 7, a driving disc, 8, an elastic tooth shaft, 9, elastic teeth, 10, a follow-up disc, 11, an eccentric disc, 12, a film lifting shovel, 13, an assembling hole, 14, an eccentric driving ring, 15, an adjusting hole, 16, an assembling concave, 17, a connecting hole, 18, a guide roller, 19, a driving roller, 20, a driven roller, 21, a film removing roller, 22, a transmission chain, 23, rake teeth, 24, a guide plate, 25, a conveying shell, 26, an impurity separating auger, 27, an auxiliary film removing roller, 28, auxiliary film removing teeth, 29, a side film shovel, 30 and a crank.
Detailed Description
The mulching film recovery device comprises a rack 1, a residual film conveying toothed harrow and a film collecting box 2, wherein a film raking roller is arranged on the rack 1 and consists of an assembly frame 5, a main shaft 6, a driving disc 7, elastic toothed shafts 8, elastic teeth 9, a driven disc 10 and an eccentric disc 11, the main shaft 6 is installed on the assembly frame 5 through a bearing seat, the driving disc 7 is uniformly distributed on the main shaft 6, the elastic toothed shafts 8 are uniformly distributed on the circumference of the driving disc 7 through bearings, the elastic teeth 9 are uniformly distributed on the elastic toothed shafts 8, the elastic teeth 9 are in a torsional spring shape formed by bending elastic steel bars, and straight rod parts at two ends of the elastic teeth form elastic rods; the elastic rod is positioned on a plane, and the end of the elastic rod is bent, so that the end of the elastic rod is prevented from being inserted into the residual film in the working process, and the purposes of lifting the residual film and preventing the elastic rod from being inserted into the residual film are achieved; a U-shaped assembly opening is formed in the spiral part between the elastic rods; when the elastic teeth 9 are assembled, firstly, the elastic teeth 9 are sleeved on the elastic tooth shaft 8 through the spiral part, and then the elastic teeth 9 are fixed on the elastic tooth shaft 8 through the assembling port by the fixing bolt; in the working process, the elastic teeth 9 rotate synchronously with the elastic tooth shaft 8, and the assembly angle between the elastic teeth 9 and the elastic tooth shaft 8 is kept unchanged.
The two ends of the main shaft 6 outside the driving disk 7 are respectively sleeved with an eccentric disk 11, the central part of the eccentric disk 11 is provided with an assembly hole 13, the eccentric disk 11 outside the assembly hole 13 is eccentrically provided with an eccentric driving ring 14, the eccentric disks 11 on the two sides of the eccentric driving ring 14 are symmetrically provided with a plurality of adjusting holes 15, and the eccentric disks 11 are fixedly connected with the assembly frame 5 through the adjusting holes 15 and fixing bolts; the eccentric disc 11 is sleeved with a follow-up disc 10, the central part of the follow-up disc 10 is provided with an assembling recess 16, the center of the bottom of the assembling recess 16 is provided with a connecting hole 17, guide rollers 18 are uniformly arranged on the connecting hole 17 through pin shafts, the follow-up disc 10 is connected with an eccentric driving ring 14 through the guide rollers 18, and the connecting hole 17 is sleeved with the eccentric driving ring 14; the follower disk 10 is connected with the elastic tooth shaft 8 through a crank 30, the crank 30 is composed of an assembly block, a connecting shaft A and a connecting shaft B, the connecting shaft A and the connecting shaft B are arranged on the assembly block in a vertically staggered manner, the connecting shaft A is connected with the circumferential surface of the follower disk 10 through a bearing, and the connecting shaft B is fixedly connected with the elastic tooth shaft 8 through a pin; the main shaft 6 sequentially penetrates through the assembly holes 13 and is connected with the assembly frame 5 through a bearing seat; the main shaft 6 is used for driving the elastic tooth shaft 8 to rotate by taking the main shaft 6 as an axis (the elastic tooth shaft 8 rotates counterclockwise relative to the main shaft 6) through the driving disc 7 in the process that the main shaft 6 rotates by taking the center of the eccentric disc 11 as an axis, driving the elastic tooth 9 on the elastic tooth shaft 8 to rotate by taking the main shaft 6 as the axis on one hand and driving the driven disc 10 to rotate through the crank 30 on the other hand in the process that the elastic tooth shaft 8 rotates along with the main shaft 6 as the axis, and because the eccentric driving ring 14 on the eccentric disc 11 is eccentrically arranged, the rotating process of the driven disc 10 is eccentric rotation, the driven disc 10 drives the crank 30 to rotate by taking the elastic tooth shaft 8 as the axis in the eccentric rotation process of the driven disc 10, so that the elastic tooth 9 is driven to synchronously rotate along with the elastic tooth shaft 8 as the axis by the crank 30, and the angle of the elastic rod of the elastic tooth 9 relative to the eccentric disc 11 is always kept unchanged in the rotating process, namely, the included angle of the elastic rod of the elastic tooth 9 relative to the ground plane is always kept unchanged in the rotating process, so that the mulching film can be lifted at the unchanged angle when the elastic rod of the elastic tooth 9 moves to the bottom, and the mulching film cannot be lifted due to the change of the elastic rod of the elastic tooth 9 (the principle refers to the principle of a parallel four-bar mechanism); the function of the adjusting hole 15 is to adjust the angle of the eccentric disc 11, thereby adjusting the angle of the eccentric driving ring 14, and further adjusting the angle of the elastic rod of the elastic tooth 9 relative to the eccentric disc 11, namely adjusting the angle of the elastic rod relative to the soil surface; the guide roller 18 is used for matching with the eccentric driving ring 14 to limit the position of the follow-up disc 10, so that the follow-up disc 10 can only rotate by taking the center of the eccentric driving ring 14 as an axis under the action of the guide roller 18, and the follow-up disc 10 can eccentrically rotate relative to the eccentric disc 11; the elastic teeth 9 are used for raking and picking up the mulching film through the elastic rods in the movement process to lift up the mulching film on the soil surface so as to recover the mulching film, the spiral parts are used for being matched with the elastic rods to enable the elastic rods to have elasticity, the elastic teeth can be retracted backwards when encountering obstacles which cannot be crossed in the mulching film recovery process under the elastic action so as to cross the obstacles to protect the elastic teeth 9, strong vibration can be formed when the elastic rods are released under the elastic action so as to throw off the mulching film on the elastic teeth 9, the mulching film is not easy to be hung on the elastic rods of the elastic teeth 9, meanwhile, because the angle of the elastic rods is not changed (the assembly angle of the elastic teeth 9) in the movement process, the elastic rods can clean the mulching film wound and hung on the elastic tooth shafts 8 adjacent to the ends of the elastic rods and the main shafts 6 in the rotation process of taking the main shafts 6 as axes, and the mulching film is not easy to be wound on the main shafts 6 and the elastic teeth 8, the method specifically comprises the following steps: when the main shaft 6 rotates for 360 degrees, because the follow-up disc 10 eccentrically rotates relative to the main shaft 6, one point of the follow-up disc 10 is always closest to the main shaft 6, when the elastic teeth 9 move to the closest point along with the elastic teeth shaft 8, the distance between the elastic teeth 9 and the main shaft 6 is minimum, namely the elastic teeth on the elastic teeth 9 are closest to the main shaft 6, so that the elastic rods of the elastic teeth 9 can clean the main shaft 6, namely the elastic teeth clean the main shaft 6 for 1 time when the main shaft 6 rotates for 360 degrees, and because the elastic teeth shafts 8 are uniformly distributed on the driving disc 7, the uniformly distributed elastic teeth 9 can continuously clean residual films wound on the main shaft 6 in the rotating process of the main shaft 6; simultaneously because bullet tooth 9 is unchangeable for 11 angles of eccentric disc to make the bullet tooth rotate for adjacent bullet tooth axle 8 at main shaft 6 rotation in-process, each plays the epaxial bullet tooth of tooth, to one of its adjacent 2 bullet tooth axles 8, has 2 the closest chances (bullet tooth end and adjacent bullet tooth axle 8 interval minimum), plays the incomplete membrane of tooth epaxial winding and can carry out 2 clearance (will be attached to and beat the epaxial plastic film of bullet tooth and tear) from this to adjacent bullet tooth, in order to prevent that the incomplete membrane winding is on bullet tooth axle 8. Simultaneously, the elastic teeth 9 on each elastic tooth shaft 8 have 1 time of closest chances to the main shaft 6 (the distance between the end of each elastic tooth 9 and the main shaft 6 is minimum), so that the residual films wound on the main shaft 6 can be cleaned for 1 time by the elastic teeth 9 (the residual films attached to the main shaft are stabbed off) to prevent the residual films from being wound on the main shaft 6.
The film collecting box 2 is mounted on the rack 1 at the rear end of the film hugging roller through a hydraulic cylinder A, the upper edge of the film collecting box 2 on one side of the hydraulic cylinder A is connected with the rack 1 through a pin shaft, the film collecting box 2 is used for intensively storing recycled mulching films so as to be convenient for centralized treatment of the mulching films subsequently, the hydraulic cylinder A is used for pushing the film collecting box 2 to rotate anticlockwise by taking the pin shaft as an axis through the hydraulic cylinder A when the film collecting box 2 is opened, so that the film collecting box 2 is opened, the mulching films stored in the film collecting box 2 are taken out, and when the hydraulic cylinder A is reset, the hydraulic cylinder A can pull the film collecting box 2 to rotate clockwise by taking the pin shaft as the axis so as to close the film collecting box 2; install back limit dark bearing roller 4 in frame 1 of collection membrane case 2 below, the effect of back limit dark bearing roller 4 is through the height of restriction frame 1 with soil surface, and then restricts the height of plastic film recovery unit and soil surface, makes plastic film recovery unit can retrieve the plastic film and can not bury deeply too deeply.
An auxiliary film collecting roller 3 is mounted on a frame 1 at the front end of the film collecting roller through a bearing seat, a residual film conveying toothed harrow is arranged on the frame 1 above the auxiliary film collecting roller 3 and extends to the position above a film collecting box 2; the residual film conveying toothed harrow is composed of a driving roller 19, a driven roller 20, a film stripping roller 21, a transmission chain 22 and rake teeth 23, wherein the driven roller 20 is arranged above one side of the driving roller 19, the film stripping roller 21 is arranged below the driven roller 20, a plurality of transmission chains 22 are parallelly wound on the driving roller 19, the driven roller 20 and the film stripping roller 21 in a penetrating manner, and the rake teeth 23 are uniformly distributed on the transmission chains 22; the transmission chain 22 and the elastic teeth 9 are arranged in a staggered mode. The driving roller 19, the driven roller 20 and the film removing roller 21 are respectively connected with the frame 1 through bearing seats; a guide plate 24 is arranged on the frame 1 between the film removing roller 21 and the lower edge of the film collecting box 2; a conveying shell 25 is arranged on the rack 1 from one side of the auxiliary film collecting roller 3 to the upper part of the driven roller 20 at intervals with the rake teeth 23; an impurity separation auger 26 is arranged on the frame 1 at one side of the driving roller 19, and the impurity separation auger 26 is communicated with the conveying shell 25; an auxiliary stripping roller 27 is arranged on the frame 1 among the rake teeth 23, the elastic teeth 9 and the auxiliary film collecting roller 3 through a bearing seat, and auxiliary stripping teeth 28 are uniformly distributed on the auxiliary stripping roller 27; the auxiliary stripping roller 27 is used for brushing off the mulching films hung on the elastic teeth 9 through the auxiliary stripping teeth 28 in the clockwise rotation process and throwing the mulching films to the auxiliary film collecting roller 3. The demoulding of the elastic teeth 9 is realized; the residual film on the elastic teeth 9 can not fall off.
Supplementary receipts membrane roller 3's effect is when rotating, through supplementary receipts membrane roller 3's centrifugal force and frictional force transmission plastic film, specifically is: when the mulching films lifted by the elastic teeth 9 are thrown onto the auxiliary film collecting roller 3, the auxiliary film collecting roller 3 drives the mulching films to move towards the residual film conveying toothed harrow along the circumferential surface of the auxiliary film collecting roller 3 under the action of centrifugal force and friction force of the auxiliary film collecting roller 3, so that the mulching films are transferred to the residual film conveying toothed harrow; the residual mulching film conveying toothed harrow has the functions that during work, mulching films are conveyed through the harrow teeth 33 and conveyed to the film collecting box 2 from the auxiliary film collecting roller 3, and the harrow teeth 33 and the elastic teeth 74 are arranged in a staggered mode; the method specifically comprises the following steps: when the driving roller 19 rotates clockwise, the driving roller 19 drives the transmission chain 22 to rotate, the transmission chain 22 moves along the driving roller 19, the driven roller 20 and the demoulding roller 21 in sequence, so that the rake teeth 23 move along the driving roller 19, the driven roller 20 and the demoulding roller 21 in sequence, when the rake teeth 23 move to the position above the auxiliary film collecting roller 3, the rake teeth 23 grab the mulching film on the auxiliary film collecting roller 3, the mulching film is conveyed to the position of the driven roller 20 from the auxiliary film collecting roller 3 in the continuous movement process of the rake teeth 23, the movement direction of the rake teeth 23 is changed (the forward movement is changed into the downward movement) at the position of the driven roller 20 due to the change of the movement direction of the rake teeth 23, the mulching film continues to move forward under the action of inertia and centrifugal force, so that the mulching film is separated from the rake teeth 23, the mulching film is thrown into the film collecting box 2 under the action of centrifugal force, and when the rake teeth 23 continue to the position of the demoulding roller 21, the movement direction of the rake teeth 23 is changed again (the downward movement is changed into the backward movement), the mulching film is further separated from the rake teeth 23 under the action of inertia and centrifugal force, so that the mulching film completely enters the film collecting box 2; the conveying shell 25 has the function of ensuring that the mulching films are not easy to separate from the rake teeth 23 under the centrifugal force and inertia effect before being conveyed to the driven roller 20 through the conveying shell 25, and further ensuring the conveying of the mulching films; the impurity separation auger 26 is used for separating impurities (such as soil) with higher specific gravity from the driving roller 19, the rake teeth 23 and the light mulching film on the rake teeth 23 under the action of centrifugal force and enabling the impurities to enter the impurity separation auger 26, and auger blades of the impurity separation auger 26 are assembled on an auger shaft in a sectional mode, and the auger blades at two ends face oppositely, so that the impurities entering the auger move towards two ends of the auger under the action of the auger blades so that the impurities are conveyed to two sides of the rack 1 and discharged into soil; the auxiliary stripping roller 27 is used for scraping off mulching films on the rake teeth 23 and the elastic teeth 9 through the auxiliary stripping teeth 28 when the auxiliary stripping roller 27 rotates, so that the mulching films are prevented from being attached and wound on the elastic teeth 9 and the rake teeth 23, and the continuous working capacity of the elastic teeth 9 and the rake teeth 23 is further ensured.
Supplementary receipts membrane roller 3 front end frame 1's both sides are installed limit membrane shovel 29 through pneumatic cylinder D respectively, limit membrane shovel 29's effect is when retrieving the plastic film, shovel the plastic film side of soil surface both sides pressure in soil through limit membrane shovel 29, make the plastic film side overturn to soil surface, and then be convenient for retrieve the plastic film side, pneumatic cylinder D's effect is the angle of adjustment limit membrane shovel 29, thereby adjust the degree of depth of penetrating into soil of limit membrane shovel 29, make limit membrane shovel 29 can overturn the plastic film side, can not penetrate deeply simultaneously and resistance is too big when can not leading to upset plastic film side.
When the mulching film recovery device works, the walking wheels are lifted off the ground, and the rear depth limiting carrier roller 4 and the elastic teeth 9 are in contact with the ground. A tractor (traction device) drives the main shaft 6, the impurity separation auger 26, the auxiliary stripping roller 27 and the driving roller 19 to rotate clockwise through a power chain, and the auxiliary film collecting roller 3 rotates anticlockwise; after the main shaft 6, the impurity separation auger 26, the auxiliary film collecting roller 3, the auxiliary film removing roller 27 and the driving roller 19 start to rotate, the tractor drives the rack 1 to move forwards, and in the forward movement process of the rack 1, the side film shovel 29 is driven to move forwards, so that the side film shovel 29 overturns the side edge of the mulching film to the soil surface; in the process that the rack 1 continues to move forwards, the rack 1 drives the film removing shovel 12 to move forwards through the assembling frame 5, and the film removing shovel 12 removes the mulching film on the soil surface in the process of moving forwards to separate the mulching film from the soil surface; after the film removing shovel 12 removes the mulching film, the main shaft 6 sequentially passes through the driving disc 7 and the elastic tooth shaft 8 to drive the elastic teeth 9 to rotate clockwise around the main shaft 6 as an axis in the clockwise rotation process of the main shaft 6, and simultaneously the driving disc 7, the elastic tooth shaft 8, the driven disc 10 and the eccentric disc 11 drive the elastic teeth 9 to rotate clockwise around the elastic tooth shaft 8 as an axis, so that the angle of the elastic teeth 9 relative to the soil surface is unchanged, the mulching film on the film removing shovel 12 is lifted in the clockwise rotation process of the elastic teeth 9 around the main shaft 6 as an axis, and the mulching film is transferred to the auxiliary film collecting roller 3 by the film removing shovel 12; in the process that the auxiliary film collecting roller 3 rotates anticlockwise, the auxiliary film collecting roller 3 conveys the mulching film to a position between the driving roller 19 and the auxiliary film collecting roller 3 under the action of centrifugal force and friction force; in the clockwise rotation process of the driving roller 19, the driving roller 19 drives the rake teeth 23 to move along the driving roller 19, the driven roller 20 and the film removing roller 21 through the transmission chain 22, the rake teeth 23 grab the mulching film between the driving roller 19 and the auxiliary film collecting roller 3 in the movement process and convey the mulching film to the driven roller 20 from the driving roller 19, the mulching film is separated from the rake teeth 23 at the driven roller 20 and further separated from the rake teeth 23 at the film removing roller 21, and the mulching film separated from the rake teeth 23 enters the film collecting box 2 under the action of centrifugal force.
The mulching film recovery device can recover mulching films to the film collecting box 2 through the cooperation of the film collecting roller and the residual film conveying toothed harrow; in the process of recycling the mulching films, the elastic teeth 9 of the film raking roller rake the film, and the sheet mulching films are lifted one by one, so that the mulching films are recycled, the mulching films are not easy to miss, and the recycling rate can be effectively improved; the elastic teeth 9 clean the elastic tooth shaft 8 and the main shaft 6 in the rotating process, and the mulching film is not easy to be hung and wound on the elastic teeth 9 through the auxiliary film removing roller 27, so that the mulching film can be continuously recovered; the problem of current incomplete membrane recovery machine twine easily, hang the plastic film and can not continuous operation, and the rate of recovery is low is solved, the specially adapted plastic film recycle.
Claims (7)
1. The utility model provides a plastic film recovery unit, it comprises frame (1), incomplete membrane transport tine harrow and film collecting box (2), its characterized in that: a film holding roller is arranged on the frame (1), and a film collecting box (2) is arranged on the frame (1) at the rear end of the film holding roller; an auxiliary film collecting roller (3) is mounted on a rack (1) at the front end of the film collecting roller through a bearing seat, a residual film conveying toothed harrow is arranged on the rack (1) above the auxiliary film collecting roller (3), and the residual film conveying toothed harrow extends to the position above a film collecting box (2);
the film raking roller is composed of an assembly frame (5), a main shaft (6), a driving disc (7), a spring tooth shaft (8), spring teeth (9), a driven disc (10) and an eccentric disc (11), wherein the main shaft (6) is movably installed on the assembly frame (5), the spring tooth shaft (8) is installed on the main shaft (6) through the uniformly distributed driving disc (7), and the spring teeth (9) are uniformly distributed on the spring tooth shaft (8); two ends of the main shaft (6) are respectively provided with a follow-up disc (10) through an eccentric disc (11), and the follow-up disc (10) is connected with the elastic tooth shaft (8) through a crank (30); the central part of the eccentric disc (11) is provided with an assembly hole (13), and an eccentric drive ring (14) is eccentrically arranged on the eccentric disc (11) at the outer side of the assembly hole (13); the center of the follow-up disc (10) is provided with an assembling recess (16), the center of the bottom of the assembling recess (16) is provided with a connecting hole (17), guide rollers (18) are uniformly arranged on the connecting hole (17) through pin shafts, the follow-up disc (10) is connected with the eccentric driving ring (14) through the guide rollers (18), and the connecting hole (17) is connected with the eccentric driving ring (14) in a sleeved mode.
2. The mulch recovery device according to claim 1, wherein: film shovels (12) are uniformly distributed on the assembly frame (5) below the elastic gear shaft (8) along the axial direction; one end of the assembly frame (5) is connected with the rack (1) through the hydraulic cylinder B, and the other end of the assembly frame (5) is connected with the rack (1) through a pin shaft.
3. The mulch recovery device according to claim 1, wherein: the residual film conveying toothed harrow is composed of a driving roller (19), a driven roller (20), a demoulding roller (21), a transmission chain (22) and rake teeth (23), wherein the driven roller (20) is arranged above one side of the driving roller (19), the demoulding roller (21) is arranged below the driven roller (20), a plurality of transmission chains (22) are parallelly wound on the driving roller (19), the driven roller (20) and the demoulding roller (21), and the rake teeth (23) are uniformly distributed on the transmission chain (22); the driving roller (19), the driven roller (20) and the demoulding roller (21) are respectively connected with the frame (1) through bearing seats.
4. A mulch recovery device as claimed in claim 3, wherein: a guide plate (24) is arranged on the frame (1) between the demoulding roller (21) and the lower edge of the film collecting box (2); and a conveying shell (25) is arranged on the rack (1) from one side of the auxiliary film collecting roller (3) to the upper part of the driven roller (20) at intervals with the rake teeth (23).
5. A mulch recovery device as claimed in claim 3, wherein: an impurity separation packing auger (26) is arranged on the frame (1) on one side of the driving roller (19), and the middle part of the impurity separation packing auger (26) is communicated with the conveying shell (25); two ends of the impurity separation auger (26) respectively extend to the outer end of the frame (1).
6. A mulch recovery device as claimed in claim 4, wherein: an auxiliary stripping roller (27) is arranged on the frame (1) among the rake teeth (23), the elastic teeth (9) and the auxiliary film collecting roller (3) through a bearing seat, and auxiliary stripping teeth (28) are uniformly distributed on the auxiliary stripping roller (27); two sides of the front end frame (1) of the auxiliary film collecting roller (3) are respectively provided with a side film shovel (29) through a hydraulic cylinder D.
7. A mulch recovery device as claimed in claim 1, wherein: the upper edge of the film collecting box (2) is movably connected with the rack (1) through a pin shaft, and the film collecting box (2) at the front end of the pin shaft is connected with the rack (1) through a hydraulic cylinder A; a rear depth limiting carrier roller (4) is arranged on the frame (1) below the film collecting box (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110364436.9A CN112913350B (en) | 2021-04-05 | 2021-04-05 | Plastic film recovery device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110364436.9A CN112913350B (en) | 2021-04-05 | 2021-04-05 | Plastic film recovery device |
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| KR101214359B1 (en) * | 2010-12-16 | 2012-12-20 | 곽병도 | gatherers for removing vinyl in farm |
| CN207075184U (en) * | 2016-12-14 | 2018-03-09 | 乌苏市鹏程植保机械有限责任公司 | The collecting box of machine for recycling mulch film and the multifunctional efficient machine for recycling mulch film formed |
| CN207911256U (en) * | 2018-02-05 | 2018-09-28 | 甘肃农业大学 | A kind of flexible spring-tooth residual film reclaimer |
| CN110731131A (en) * | 2019-10-30 | 2020-01-31 | 沙雅钵施然智能农机有限公司 | mulching film recycling machine |
| CN111165246A (en) * | 2020-03-26 | 2020-05-19 | 长江大学 | Machine is retrieved to plastic film |
| CN212116109U (en) * | 2020-04-30 | 2020-12-11 | 张朝书 | Plate tooth self-stripping pick-up roller and plate tooth roller type residual film recycling and packaging machine |
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