CN210868629U

CN210868629U - Residual film concentrating and slitting device and straw residual film combined machine

Info

Publication number: CN210868629U
Application number: CN201921363528.XU
Authority: CN
Inventors: 王超
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-08-21
Filing date: 2019-08-21
Publication date: 2020-06-30
Anticipated expiration: 2029-08-21

Abstract

The utility model relates to the technical field of straw recycling and residual film recycling, in particular to a residual film centralized strip forming device and a straw residual film combined machine, wherein the residual film centralized strip forming device comprises a front cross beam, a rear cross beam, a middle cross beam, a first residual film centralized mechanism, a second residual film centralized mechanism and a connecting frame, and a horn mouth with a large left side and a small right side is formed between the front cross beam and the rear cross beam; the straw and plastic film residue combined machine comprises a plastic film residue concentrating and slitting device and a straw smashing device, wherein the right side of the upper end of the straw smashing device is hinged with the left end of an oil cylinder, and the left end of a first connecting rod is hinged with the right side of the straw smashing device at a corresponding position. The utility model has the advantages of reasonable and compact structure, preceding bullet tooth passes through bolt fixed connection with fixed disc, can strengthen preceding elasticity and the life of bullet tooth, and install in horizontal beam inboard through incomplete membrane concentrated mechanism, can guarantee equipment and personnel's safety, through straw reducing mechanism, can accomplish incomplete membrane simultaneously and collect and straw crushing work.

Description

Residual film concentrating and slitting device and straw residual film combined machine

Technical Field

The utility model relates to a straw is retrieved and incomplete membrane retrieves technical field, is a incomplete membrane is concentrated into strip device and incomplete membrane combined operation machine of straw.

Background

The field straws need to be treated after the crops with the stalks are harvested, and smashing and returning to the field are common straw treatment modes at present, mechanical operation is carried out by matching with a tillage machine, the farming season is not missed, convenience and easiness in operation are realized, and soil organic matters can be increased; the incomplete film can not be completely recovered, so that the incomplete film is retained in soil and accumulated year by year in a farmland, the root system growth can be hindered, the water and nutrient supply can be blocked, water and fertilizer leakage can occur, the soil structure and physicochemical properties can be influenced, the crop growth can be influenced, and particularly, the seeding quality and the emergence rate can be influenced. At present, white pollution caused by residual films of farmlands becomes an important factor for limiting the development of the planting industry. People are developing and popularizing various machines for collecting films and picking up residual films.

The combined operation machine integrating straw crushing, returning and residual film recycling functions in the prior art has the advantages that the machine is thrown after straw crushing, has large dust and severe operation environment, and is easily influenced by weather such as strong wind; the elastic teeth are located on the outer side before the residual film is recovered, and the front elastic teeth are fixed on the outer side of the disc, so that the front elastic teeth are easily damaged, and people or objects are easily injured.

Disclosure of Invention

The utility model provides a incomplete membrane is concentrated into strip device has overcome above-mentioned prior art not enough, and its potential safety hazard that can effectively solve current incomplete membrane centralized arrangement existence retrieves the poor problem of effect.

One of the technical schemes of the utility model is realized through following measures: a residual film concentrating and slitting device comprises a front cross beam, a rear cross beam, a middle cross beam, first residual film concentrating mechanisms, second residual film concentrating mechanisms and a connecting frame, wherein a horn mouth with a large left side and a small right side is formed between the front cross beam and the rear cross beam, the middle cross beam is fixedly installed between the front cross beam and the rear cross beam, the connecting frame capable of being connected with a tractor is fixedly installed on the upper side of the middle part of the middle cross beam, at least two first residual film concentrating mechanisms are distributed on the left side and the right side of the rear side of the front cross beam at intervals, the front side of the rear cross beam corresponding to the rear position of each first residual film concentrating mechanism is provided with the second residual film concentrating mechanism, the lower side of the middle part of the middle cross beam is fixedly provided with one first residual film concentrating mechanism or one second residual film concentrating mechanism, each first residual film concentrating mechanism is provided with front elastic teeth with outer ends inclined towards the rear outer sides, each second, each first plastic film residue concentration mechanism and each second plastic film residue concentration mechanism are provided with suspension arms capable of enabling the front elastic teeth and the rear elastic teeth to rotate anticlockwise.

The following is a further optimization or/and improvement of one of the above technical solutions of the present invention:

the first plastic film residue concentration mechanism can comprise a suspension arm, a fixed disc, a fixed ring platform, a front elastic tooth and a mounting bolt, wherein the suspension arm with the rear part positioned behind the lower side is fixedly arranged on the lower side of the left end of a front cross beam, the suspension arm comprises a first mounting section, a second mounting section and a third mounting section, the first mounting section with the middle part positioned behind the lower side is fixedly arranged on the lower side of the left end of the front cross beam, the third mounting section is arranged on the left lower side of the rear end of the first mounting section, the front end of the third mounting section is positioned behind the rear end of the first mounting section at the corresponding position, the front end of the third mounting section is fixedly mounted with the rear end of the first mounting section through the second mounting section, the second mounting section is inclined in a left-low-right high shape, the fixed disc is arranged on the outer side of the rear part of the third mounting section, the fixed disc is inclined in a left-front-right rear shape, at least two through holes are uniformly distributed on the, the preceding bullet tooth that is located the below is main bullet tooth, main bullet tooth is by the go-between from top to bottom in proper order, first connection tooth, second connection tooth and third connection tooth fixed mounting are in the same place, first connection tooth is the slope of height about the left side, second connection tooth and third connection tooth all are the slope of height about the left side, the preceding bullet tooth that is located other positions all with main bullet tooth structure the same and distribute along the circumference, the fixed disk outside is equipped with the fixed ring platform, the fixed ring bench that corresponds every first connection tooth position all is equipped with the fixed orifices that link up inside and outside, every first connection tooth outside homonymy is located the fixed orifices that corresponds the position, the second connection tooth that corresponds fixed ring platform outside position and third connection tooth all just incline along the same direction along fixed ring platform rear side outside.

The right end of each fixed ring platform can be positioned at the rear side of the left end of the adjacent fixed ring platform on the right side.

The connecting rack can comprise a first connecting rod, a second connecting rod and an oil cylinder, the right end of the oil cylinder is hinged to the upper side of the middle of the first connecting rod, the first connecting rod is inclined in a shape of being low at the left and high at the right, the lower side of the right end of the first connecting rod is fixedly mounted with the upper end of the second connecting rod, and the lower end of the second connecting rod is fixedly mounted with the upper side of the middle cross beam.

The second technical scheme of the utility model is realized through following measure: the utility model provides a incomplete membrane combined operation machine of straw, includes that incomplete membrane is concentrated into a device and straw reducing mechanism, and straw reducing mechanism upper end right side is in the same place with hydro-cylinder left end articulated mounting, and the first connecting rod left end is in the same place with the straw reducing mechanism right side articulated mounting that corresponds the position, and straw reducing mechanism right-hand member front side is located the fixed disc left part rear side of leftmost.

The following is further optimization or/and improvement of the second technical scheme of the utility model:

the straw crushing device can comprise an upper cover plate, a front side plate, a rear side plate, a crushing driving shaft, straw crushing blade sets, a screw conveyor shaft, a first screw conveyor blade, a second screw conveyor blade, an arc conveying groove, a front discharging groove, a rear discharging groove, a flow guide baffle plate, a flow guide blade and a driving mechanism, wherein the left end of a first connecting rod is hinged with an upper cover plate of which the left end is positioned on the left side, the left part of the upper cover plate is inclined in a left-low-right high shape, the upper side of the right part of the upper cover plate is hinged with the left end of an oil cylinder, the front side of the upper cover plate is fixedly installed together with the front side plate at the position corresponding to the front side plate, the rear side of the upper cover plate is fixedly installed with the rear side plate which has the same structure as the front side plate and is in mirror symmetry with the front side plate, the crushing driving shaft and the screw conveyor shaft are sequentially installed on the front side of the, each straw crushing blade group is uniformly distributed on the outer side of the crushing driving shaft along the circumference, and each straw crushing blade group is fixedly installed together by two blades which are in mirror symmetry and have outward outer ends; the right part of the front side plate is provided with an auger shaft positioned at the upper right part of the crushing driving shaft, the front end of the auger shaft is positioned in front of the front side plate, the outer side of the front part of the auger shaft corresponding to the position between the front side plate and the rear side plate is fixedly provided with a first auger blade capable of conveying straws from the middle part to the front part, the outer side of the rear part of the auger shaft corresponding to the rear end of the auger blade is fixedly provided with a second auger blade capable of conveying straws from the middle part to the rear part, the outer sides of the first auger blade and the second auger blade are provided with arc-shaped conveying grooves, the upper end of the right side of the arc-shaped conveying groove is fixedly arranged with the lower side of the right end of the upper cover plate, the front end of the arc-shaped conveying groove is fixedly arranged with the rear side of the front side plate corresponding to the position, the front side plate and the rear side plate corresponding, a front discharging groove is fixedly arranged on the front side of the front side plate corresponding to the front discharging port, the front discharging groove is an arc-shaped groove with a downward opening, the lower part of the front side of the front discharging groove is installed with the outer side of the front end of the auger shaft corresponding to the front discharging port, a front discharging hole which is communicated up and down is arranged on the upper side of the right part of the front discharging groove, a rear discharging groove is fixedly arranged on the rear side of the rear side plate corresponding to the rear discharging port, and the rear discharging groove and the front discharging groove have the same structure and are distributed in a; the upper cover plate below is equipped with the water conservancy diversion baffle, the water conservancy diversion baffle left end is located crushing drive shaft left, the water conservancy diversion baffle is in the same place by being the lower high rectangular plate fixed mounting in the right side in a left side in proper order from left to right, water conservancy diversion baffle right-hand member upside is in the same place with the upper cover plate downside fixed mounting that is located arc conveyer trough left end top, water conservancy diversion baffle front side is in the same place with the preceding curb plate rear side fixed mounting that corresponds the position, water conservancy diversion baffle rear side is in the same place with the posterior lateral plate front side fixed mounting that corresponds the position, water conservancy diversion baffle downside has four at least water conservancy diversion blades from left to right matrix distribution, upper cover plate left part upside is equipped with actuating mechanism, it links together to smash drive.

The driving mechanism can comprise a suspension bracket, a transmission case, a power input shaft, a belt protection box, a first output shaft and a second output shaft, the upper part of an upper cover plate is fixedly arranged together with the corresponding position of the lower part of the suspension bracket, the upper side of the left part of the upper cover plate is fixedly provided with the transmission case, the left part of the transmission case is in transmission connection with the right part of the power input shaft, the power input shaft can be in transmission connection with a tractor, the front part of the transmission case is provided with the first output shaft the front end of which is positioned in front of a front side plate, the rear end of the first output shaft is in transmission connection with the front part of the transmission case, the front end of the first output shaft and the front end of a crushing driving shaft are both provided with first transmission belt wheels, the first transmission belts are end-to-tail connected belts, the outer sides of the two first transmission belt wheels positioned at the front ends are, the rear end of the second output shaft and the rear end of the crushing driving shaft are respectively provided with a second transmission belt wheel with the same structure as the first transmission belt wheel, the outer sides of the two second transmission belt wheels positioned at the rear end are respectively matched and connected with the inner side of the second transmission belt, the second transmission belt is identical with the first transmission belt structure, the front end of the crushing driving shaft and the corresponding position of the front end of the auger shaft are respectively provided with a third transmission belt wheel, the third transmission belt is an end-to-end belt, the outer sides of the two third transmission belt wheels positioned at the front end are respectively matched and connected with the inner side of the third transmission belt, the rear end of the crushing driving shaft and the corresponding position of the rear end of the auger shaft are respectively provided with a fourth belt wheel with the same structure as the third transmission belt wheel, the outer sides of the two fourth transmission belt wheels positioned at the rear end are respectively matched and connected with the inner side of the fourth transmission, And belt protection boxes are arranged on the outer sides of the second transmission belt, the third transmission belt and the third transmission belt.

The belt tensioning device can also comprise a belt tensioning device, the belt tensioning device comprises a first tensioning device, a second tensioning device, a third tensioning device and a fourth tensioning device, the first tensioning device is arranged on the right side of the upper part of the first transmission belt and comprises a first adjusting nut, a second adjusting nut, a first adjusting screw, a first connecting plate, a second connecting plate, a first mounting shaft and a first tensioning wheel, the front side of the upper part of the front side plate is fixedly mounted with the rear end of the first connecting plate, a first through hole which is communicated with the left and right is formed in the front part of the first connecting plate, a first adjusting screw is mounted in the first through hole, two ends of the first adjusting screw are respectively positioned on the left and right of the first connecting plate, external threads are arranged on the outer side of the first adjusting screw, a first adjusting nut is mounted on the outer side of the first adjusting screw corresponding to the left side of the first connecting plate, a second adjusting nut is mounted on the outer side of the first adjusting screw, the front side of the left part of the first adjusting screw is fixedly installed with the rear side of the upper part of the second connecting plate, the lower part of the second connecting plate is provided with a second through hole which is through from front to back, a first installation shaft is fixedly installed in the second through hole, the outer side of the first installation shaft corresponding to the rear side of the second connecting plate is provided with a first tensioning wheel, the outer side of the lower part of the first tensioning wheel is matched and connected with the outer side of a first transmission belt corresponding to the corresponding position, the outer side of the lower part of the first tensioning wheel is mutually compressed with the outer side of the first transmission belt corresponding to the corresponding position, the rear side of the rear side plate corresponding to the rear position of the first tensioning device is provided with a second tensioning device which has the same structure as the first tensioning device and is in mirror symmetry, the front side of the front discharging groove is provided with a third tensioning device, the third tensioning device comprises a third connecting plate, a second tensioning, the third connecting plate is inclined in a left-low-right-high shape, a third through hole which is through from front to back is formed in the left portion of the third connecting plate, a second installation shaft is fixedly installed in the third through hole, a second tensioning wheel is installed on the outer side of the second installation shaft corresponding to the rear position of the third connecting plate, the outer side of the lower portion of the second tensioning wheel is matched and connected with the outer side of a third transmission belt corresponding to the position, the outer side of the lower portion of the second tensioning wheel is mutually compressed with the outer side of the third transmission belt corresponding to the position, and a fourth tensioning device which is identical in structure with the third tensioning device and is in mirror symmetry is arranged on the rear side of a rear.

The height limiting device also comprises a height limiting roller, the right side of the lower part of the front side plate is provided with the height limiting roller, the height limiting roller comprises a front connecting arm, a rear connecting arm and a height limiting support roller, the lower side of the right part of the front side plate is provided with at least four first adjusting holes which are communicated in a front-back mode and distributed in a matrix mode, the rear side plate corresponding to the rear position of each first adjusting hole is provided with a second adjusting hole, the front side of the left end of the front connecting plate is provided with the front connecting arm, the front connecting arm is inclined in a left-high-right-low mode, the left part of the front connecting arm is provided with a first connecting hole communicated in the front-back mode, the left part of the front connecting arm is installed together through a bolt installed in the first connecting hole and the first adjusting hole at the corresponding position, the right part of the front connecting arm is provided with a second connecting hole communicated in the front-back mode, the right part of the front connecting arm, the rear connecting arm and the front connecting arm are identical in structure and are distributed in mirror symmetry.

The aforesaid still can include the skinning device, hanger lower extreme left side is equipped with the skinning device, the skinning device is including connecting otic placode and skinning shovel, the equal fixed mounting in hanger lower extreme both sides that correspond upper cover plate left side position has the connecting otic placode, every equal vertical interval distribution in connecting otic placode right side has two at least third connecting holes, every connecting otic placode right side all is equipped with the lower extreme and is located the left skinning shovel in upper cover plate below, every skinning shovel upper portion all is equipped with the fourth connecting hole, all be equipped with connecting bolt in every fourth connecting hole, every skinning shovel all is in the same place through connecting bolt and connection otic placode installation, every connecting bolt all is located the third connecting hole that corresponds the position.

The utility model has the advantages of reasonable and compact structure, preceding bullet tooth passes through bolt fixed connection with fixed disc, can strengthen preceding elasticity and the life of bullet tooth, and install in horizontal beam inboard through incomplete membrane concentrated mechanism, can guarantee equipment and personnel's safety, through straw reducing mechanism, can accomplish incomplete membrane simultaneously and collect and straw crushing work.

Drawings

Fig. 1 is a schematic front view structure diagram of the second embodiment.

Fig. 2 is a schematic top view of the structure of fig. 1.

FIG. 3 is an enlarged view of the residual film concentrating mechanism shown in FIG. 1 with the suspension arm removed.

Fig. 4 is a front view structure enlarged schematic diagram of the front spring tooth in fig. 1.

FIG. 5 is a schematic top perspective view of the straw crushing apparatus according to the second embodiment.

Fig. 6 is a front perspective structural schematic view of fig. 5.

The codes in the figures are respectively: 1 is an oil cylinder, 2 is a first connecting rod, 3 is a second connecting rod, 4 is a front cross beam, 5 is a rear cross beam, 6 is a suspension arm, 7 is a fixed disc, 8 is a fixed ring platform, 9 is a connection ring, 10 is a first connection tooth, 11 is a second connection tooth, 12 is a third connection tooth, 13 is a mounting bolt, 14 is an upper cover plate, 15 is a front side plate, 16 is a rear side plate, 17 is a crushing drive shaft, 18 is a blade, 19 is a packing auger shaft, 20 is a first packing auger blade, 21 is a second packing auger blade, 22 is an arc-shaped conveying trough, 23 is a front discharge trough, 24 is a rear discharge trough, 25 is a flow guide baffle, 26 is a flow guide blade, 27 is a belt protection box, 28 is a suspension bracket, 29 is a transmission box, 30 is a power input shaft, 31 is a first output shaft, 32 is a second output shaft, 33 is a first adjusting nut, 34 is a second adjusting nut, 35 is a first adjusting screw, 36 is a first connecting plate, 37 is the second connecting plate, 38 is the first tensioning wheel, 39 is the first installation axle, 40 is the third connecting plate, 41 is the second tensioning wheel, 42 is the preceding linking arm, 43 is limit for height backing roll, 44 is the engaging lug board, 45 is the film lifting shovel, 46 is main elastic tooth, 47 is the first driving pulley, 48 is the first driving belt, 49 is the third driving pulley, 50 is the third driving belt, 51 is the middle crossbeam.

Detailed Description

The utility model discloses do not receive the restriction of following embodiment, can be according to the utility model discloses a technical scheme and actual conditions determine concrete implementation.

In the present invention, for convenience of description, the description of the relative position relationship of the components is described according to the layout mode of the attached drawing 1 in the specification, such as: the positional relationship of front, rear, upper, lower, left, right, etc. is determined in accordance with the layout direction of the drawings of the specification.

The invention will be further described with reference to the following examples and drawings:

the first embodiment is as follows: as shown in the attached figures 1, 2, 3 and 4, the residual film concentrating and slitting device comprises a front cross beam 4, a rear cross beam 5, a middle cross beam 51, a first residual film concentrating mechanism, a second residual film concentrating mechanism and a connecting frame, wherein a horn mouth with a large left part and a small right part is formed between the front cross beam 4 and the rear cross beam 5, the middle cross beam 51 is fixedly installed between the front cross beam 4 and the rear cross beam 5, the upper side of the middle part of the middle cross beam 51 is fixedly provided with the connecting frame which can be connected with a tractor, at least two first residual film concentrating mechanisms are distributed on the left side and the right side of the rear side of the front cross beam 4 at intervals, the front side of the rear cross beam 5 corresponding to the rear position of each first residual film concentrating mechanism is provided with the second residual film concentrating mechanism, the lower side of the middle part of the middle cross beam 51 is fixedly provided with the first residual film concentrating mechanism or the second residual film concentrating mechanism, every incomplete membrane concentration mechanism all is equipped with the back spring tooth that the outer end leaned on the outside to the place ahead, and every incomplete membrane concentration mechanism of first incomplete membrane and every incomplete membrane concentration mechanism all are equipped with and can make around spring tooth anticlockwise rotation hang arm 6. In the using process, the utility model is connected with the frame and is installed together with the tractor, when moving left along with the tractor, the first plastic film residue concentration mechanism and the second plastic film residue concentration mechanism can sequentially concentrate two sides of the plastic film residue to the middle, at least two first plastic film residue concentration mechanisms are distributed at intervals on the left and right sides of the rear side of the front beam 4, the second plastic film residue concentration mechanism is fixedly arranged on the front side of the rear beam 5 corresponding to the rear position of each first plastic film residue concentration mechanism, the first plastic film residue concentration mechanism and the second plastic film residue concentration mechanism can always work between the front beam 4 and the rear beam 5, the operator or equipment can be prevented from being scratched, the first plastic film residue concentration mechanism or the second plastic film residue concentration mechanism is fixedly arranged on the lower side of the middle part of the middle beam 51, the middle part of the plastic film residue can be picked up and loosened, the subsequent plastic film residue recovery work is convenient, the front elastic teeth inclined towards the outer side are arranged on each first plastic film residue concentration mechanism, every incomplete membrane concentrated mechanism of second all is equipped with the outer end and plays the tooth to the back of the outside slope of place ahead, plays the elasticity and the life of tooth before can strengthening with the back, plays the tooth before and can not inject incomplete membrane when playing tooth outer end and incomplete membrane slope contact with the back in, plays the tooth before enabling and plays the fine and incomplete membrane separation of tooth after with, improves the utility model discloses an efficiency that the strip was concentrated to incomplete membrane.

The device for concentrating and forming the residual film into strips can be further optimized or/and improved according to actual needs:

as shown in attached figures 1, 2, 3 and 4, the first residual film concentration mechanism comprises a suspension arm 6, a fixed disc 7, a fixed ring platform 8, a front elastic tooth and a mounting bolt 13, the suspension arm 6 with the rear part positioned at the rear part of the lower side is fixedly mounted at the lower side of the left end of a front cross beam 4, the suspension arm 6 comprises a first mounting section, a second mounting section and a third mounting section, the first mounting section with the middle part positioned at the rear part of the lower side is fixedly mounted at the lower side of the left end of the front cross beam 4, the third mounting section is arranged at the left lower part of the rear end of the first mounting section, the front end of the third mounting section is positioned at the rear part of the first mounting section at the corresponding position, the front end of the third mounting section is fixedly mounted with the rear end of the first mounting section through the second mounting section, the second mounting section is inclined in a left-lower-right high shape, the fixed disc 7 is mounted at the outer side of the rear part of the third mounting section, the fixed disc 7 is inclined in, the rear side of the fixed disc 7 corresponding to each through hole is fixedly provided with a front elastic tooth, the front elastic tooth positioned at the lowest part is a main elastic tooth 46, the main elastic tooth 46 is fixedly arranged together by a connecting ring 9, a first connecting tooth 10, a second connecting tooth 11 and a third connecting tooth 12 from top to bottom in sequence, the first connecting tooth 10 is inclined in a left-high and right-low shape, the second connecting tooth 11 and the third connecting tooth 12 are inclined in a left-low and right-high shape, the front elastic teeth positioned at other positions are the same as the main elastic tooth 46 in structure and are distributed along the circumference, the outer side of the fixed disc 7 is provided with a fixed ring platform 8, the fixing ring table 8 corresponding to each first connecting tooth 10 is provided with a fixing hole which is communicated with the inside and the outside, the outside of each first connecting tooth 10 is positioned in the fixing hole at the corresponding position, the second connecting teeth 11 and the third connecting teeth 12 corresponding to the outer side positions of the fixed ring platform 8 are inclined along the outer side of the rear side of the fixed ring platform 8 and along the same direction. According to the demand, the third installation section can be cylindrical, and the junction of second installation section and first installation section and third installation section all is equipped with rounding off's fillet. In the use, the utility model discloses an install together with the tractor, when moving left along with the tractor, first incomplete membrane is concentrated mechanism and second incomplete membrane is concentrated mechanism and can be concentrated in the middle of incomplete membrane both sides direction in proper order, connect tooth 11 and third through the second and connect tooth 12 all along the outside of 8 rear sides of retaining ring platforms and along the equidirectional slope, can make the contact of third connection tooth 12 outer end and incomplete membrane slope, make the third connect 12 outer ends can not inject incomplete membrane in, enable the third and connect tooth 12 fine and incomplete membrane separation, improve the utility model discloses an efficiency that the incomplete membrane is concentrated into strip.

As shown in fig. 1 and 2, the right end of each fixed ring platform 8 is located at the rear side of the left end of the adjacent fixed ring platform 8 on the right side. In the use, through such setting, can incomplete membrane concentration process concentrate to the centre by both sides, every incomplete membrane concentrates the linkage that can be fine between the mechanism and is in the same place, improves the utility model discloses the clean rate of picking up to incomplete membrane.

As shown in the attached drawings 1 and 2, the connecting frame comprises a first connecting rod 2, a second connecting rod 3 and an oil cylinder 1, the right end of the oil cylinder 1 is hinged to the upper side of the middle part of the first connecting rod 2, the first connecting rod 2 is inclined in a shape of being low at the left and high at the right, the lower side of the right end of the first connecting rod 2 is fixedly mounted with the upper end of the second connecting rod 3, and the lower end of the second connecting rod 3 is fixedly mounted with the upper side of the middle part of the middle cross beam. The connecting frame may be of a known art according to the requirements. In the use, connect the frame through setting up, can concentrate into a device with the plastic film residue and link together with the tractor, through setting up hydro-cylinder 1 and head rod 2, can concentrate into a device with the plastic film residue and lift up or transfer, the removal of being convenient for the plastic film residue more and concentrating into a device.

Example two: this use embodiment one incomplete membrane combined operation machine of straw incomplete membrane of incomplete membrane centralized banding device include that incomplete membrane is centralized banding device and straw reducing mechanism, and the articulated installation in straw reducing mechanism upper end right side and 1 left end of hydro-cylinder is in the same place, and the articulated installation in straw reducing mechanism right side that corresponds the position in 2 left ends of head rod is in the same place, and straw reducing mechanism right-hand member front side is located 7 left parts rear sides of fixed disc of leftmost. According to the requirement, the straw crushing device can be the existing known technology, such as a straw crushing and recycling machine. In the use, can smash the quick connection of recovery machine through such setting with the straw fast, can make incomplete membrane concentration mechanism and the fine linking together of straw reducing mechanism, disposable smooth completion incomplete membrane concentrates into strip and straw crushing work, reduces intensity of labour, increases the utilization efficiency of power. The utility model has the advantages of reasonable and compact structure, preceding bullet tooth passes through bolt fixed connection with fixed disc 7, can strengthen preceding elasticity and the life of bullet tooth, and install in horizontal beam inboard through incomplete membrane concentrated mechanism, can guarantee equipment and personnel's safety, through straw reducing mechanism, can accomplish incomplete membrane simultaneously and collect and straw crushing work.

The straw residual film combined machine can be further optimized or/and improved according to actual needs:

as shown in attached figures 1, 2, 5 and 6, the straw smashing device comprises an upper cover plate 14, a front side plate 15, a rear side plate 16, a smashing driving shaft 17, a straw smashing blade group, a packing auger shaft 19, a first packing auger blade 20, a second packing auger blade 21, an arc-shaped conveying groove 22, a front discharging groove 23, a rear discharging groove 24, a flow guide baffle 25, a flow guide blade 26 and a driving mechanism, wherein the left end of a first connecting rod 2 is hinged with the upper cover plate 14 of which the left end is positioned on the left side, the left part of the upper cover plate 14 is inclined in a left-low-right high shape, the upper side of the right part of the upper cover plate 14 is hinged with the left end of an oil cylinder 1, the front side of the upper cover plate 14 is fixedly installed with the front side plate 15 in a corresponding position, the rear side plate 16 which has the same structure as the front side plate 15 and is in mirror symmetry with the front side plate 14 is fixedly installed on the rear side of the upper cover plate 14, at least two straw crushing blade sets are uniformly distributed at intervals from front to back on the outer side of the middle part of the crushing driving shaft 17 corresponding to the position between the front side plate 15 and the rear side plate 16, each straw crushing blade set is uniformly distributed on the outer side of the crushing driving shaft 17 along the circumference, and each straw crushing blade set is fixedly installed together by two front and rear blades 18 which are in mirror symmetry and the outer ends of which are outward; the right part of the front side plate 15 is provided with an auger shaft 19 positioned above the right of the crushing driving shaft 17, the front end of the auger shaft 19 is positioned in front of the front side plate 15, the outer side of the front part of the auger shaft 19 corresponding to the position between the front side plate 15 and the rear side plate 16 is fixedly provided with a first auger blade 20 capable of conveying straws from the middle part to the front part, the outer side of the rear part of the auger shaft 19 corresponding to the rear position of the auger blade is fixedly provided with a second auger blade 21 capable of conveying straws from the middle part to the rear part, the outer sides of the first auger blade 20 and the second auger blade 21 are provided with an arc-shaped conveying groove 22, the upper end of the right side of the arc-shaped conveying groove 22 is fixedly arranged with the lower side of the right end of the upper cover plate 14, the front end of the arc-shaped conveying groove 22 is fixedly arranged with the rear side of the front side plate 15 corresponding to the position, the rear end of the arc-shaped conveying groove 22 is fixedly arranged with the, a front discharging groove 23 is fixedly arranged on the front side of the front side plate 15 corresponding to the front discharging port, the front discharging groove 23 is an arc groove with a downward opening, the lower part of the front side of the front discharging groove 23 is installed with the outer side of the front end of the auger shaft 19 corresponding to the front discharging port, a front discharging hole which is communicated up and down is arranged on the upper side of the right part of the front discharging groove 23, a rear discharging groove 24 is fixedly arranged on the rear side of the rear side plate 16 corresponding to the rear discharging port, and the rear discharging groove 24 and the front discharging groove 23 have the same structure and are distributed in mirror symmetry; the lower side of the upper cover plate 14 is provided with a flow guide baffle plate 25, the left end of the flow guide baffle plate 25 is positioned at the left side of the crushing drive shaft 17, the flow guide baffle plate 25 is fixedly installed together by a rectangular plate which is low at the left side and high at the right side from left to right in sequence, the upper side of the right end of the flow guide baffle plate 25 is fixedly installed together with the lower side of the upper cover plate 14 positioned above the left end of the arc-shaped conveying groove 22, the front side of the flow guide baffle plate 25 is fixedly installed together with the rear side of the front side plate 15 corresponding to the position, the rear side of the flow guide baffle plate 25 is fixedly installed together with the front side of the rear side plate 16 corresponding to the position, at least four flow guide blades 26 are distributed on the lower side of the flow guide baffle plate 25 from left to right in a matrix manner. According to the requirement, the first auger blade 20 and the second auger blade 21 can be designed into auger blades with the same structure and capable of being conveyed forwards, and the straws can be conveyed forwards from the rear part; the first auger blade 20 and the second auger blade 21 can also be backward conveying auger blades with the same structure, and can convey straws from the front to the back; the front discharging groove 23 and the rear discharging groove 24 can be arranged according to the conveying conditions of the first auger blade 20 and the second auger blade 21, and the front discharging hole can be rectangular. In the use, can further smash kibbling straw through setting up water conservancy diversion blade 26, also can make in the arc conveyer trough 22 of the even transport of kibbling straw, through setting up preceding blown down tank 23 and back blown down tank 24, can concentrate kibbling straw in the utility model discloses a both sides are convenient for further retrieve.

As shown in fig. 1, 2, 5 and 6, the driving mechanism includes a suspension bracket 28, a transmission case 29, a power input shaft 30, a belt protection box 27, a first output shaft 31 and a second output shaft 32, the upper portion of the upper cover plate 14 is fixedly mounted at a position corresponding to the lower portion of the suspension bracket 28, the upper side of the left portion of the upper cover plate 14 is fixedly mounted with the transmission case 29, the left portion of the transmission case 29 is in transmission connection with the right portion of the power input shaft 30, the power input shaft 30 can be in transmission connection with a tractor, the front portion of the transmission case 29 is provided with the first output shaft 31 with a front end positioned in front of the front side plate 15, the rear end of the first output shaft 31 is in transmission connection with the front portion of the transmission case 29, the front end of the first output shaft 31 and the front end of the crushing drive shaft 17 are both provided with first transmission pulleys 47, the first transmission belts 48 are end-to end belts, the outer sides of, the rear part of the transmission box 29 is provided with a second output shaft 32 the rear end of which is positioned behind the rear side plate 16, the rear end of the second output shaft 32 and the rear end of the crushing driving shaft 17 are both provided with second transmission belt wheels with the same structure as the first transmission belt wheel 47, the outer sides of the two second transmission belt wheels positioned at the rear end are respectively matched and connected with the inner sides of the second transmission belts, the second transmission belts are the same structure as the first transmission belt 48, the front end of the crushing driving shaft 17 and the front end of the auger shaft 19 are respectively provided with third transmission belt wheels 49, the third transmission belts 50 are end-to-end belts, the outer sides of the two third transmission belt wheels 49 positioned at the front end are respectively matched and connected with the inner sides of the third transmission belts 50, the rear end of the crushing driving shaft 17 and the rear end of the auger shaft 19 are respectively provided with fourth belt wheels with the same structure as the third transmission belt wheels 49, the outer sides of the two fourth belt wheels positioned at, the fourth transmission belt has the same structure as the third transmission belt 50, and belt protection boxes 27 are disposed outside the first transmission belt 48, the second transmission belt, the third transmission belt 50, and the third transmission belt 50. The suspension frame 28 can be a three-point type traction suspension of a tractor, the two ends of the crushing driving shaft 17 and the auger shaft 19 can be connected together in a transmission way through belt wheels, or only one end of the crushing driving shaft 17 and the auger shaft 19 can be connected together in a transmission way through the belt wheels, and only a first output shaft 31 or only a second output shaft 32 can be arranged according to requirements. In the using process, the utility model is installed with the tractor through the tractor suspension bracket 28, the power is provided for the straw crushing mechanism by the tractor through the power input shaft 30, when the straw crushing mechanism moves leftwards along with the tractor, the straws on the residual film are crushed by the straw crushing mechanism and conveyed to two sides or one side, the residual film at the rear part is concentrated into a strip device which can concentrate the two sides of the residual film to the middle in turn in the process of moving leftwards, by arranging the oil cylinder 1, the first connecting rod 2, the second connecting rod 3 and the suspension bracket 28, the mechanical load of the utility model can be reduced, through this kind of belt protection box 27, can increase the utility model discloses a security can make through such setting the utility model discloses a power distribution is more even, the cooperation is inseparabler, and quick, efficient completion straw crushing work and incomplete membrane concentrate into the strip work.

As shown in fig. 1, the belt tensioning device comprises a first tensioning device, a second tensioning device, a third tensioning device and a fourth tensioning device, the first tensioning device is arranged on the right side of the upper part of a first transmission belt 48, the first tensioning device comprises a first adjusting nut 33, a second adjusting nut 34, a first adjusting screw 35, a first connecting plate 36, a second connecting plate 37, a first mounting shaft 39 and a first tensioning wheel 38, the front side of the upper part of a front side plate 15 corresponding to the position above a second fixing hole is fixedly mounted with the rear end of the first connecting plate 36, a first through hole penetrating left and right is arranged on the front part of the first connecting plate 36, the first adjusting screw 35 is mounted in the first through hole, two ends of the first adjusting screw 35 are respectively positioned on the left side and the right side of the first connecting plate 36, external threads are arranged on the outer side of the first adjusting screw 35 corresponding to the left side of the first connecting plate 36, the first adjusting nut 33 is mounted on the outer side of the first adjusting screw 35, a second adjusting nut 34 is arranged on the outer side of a first adjusting screw 35 corresponding to the right position of the first connecting plate 36, the front side of the left part of the first adjusting screw 35 is fixedly arranged with the rear side of the upper part of a second connecting plate 37, a second through hole which is through from front to back is arranged on the lower part of the second connecting plate 37, a first mounting shaft 39 is fixedly arranged in the second through hole, a first tensioning wheel 38 is arranged on the outer side of the first mounting shaft 39 corresponding to the rear position of the second connecting plate 37, the outer side of the lower part of the first tensioning wheel 38 is matched and connected with the outer side of a first transmission belt 48 corresponding to the position, the outer side of the lower part of the first tensioning wheel 38 is mutually compressed with the outer side of the first transmission belt 48 corresponding to the position, a second tensioning device which has the same structure as the first tensioning device and is in mirror symmetry with the rear side of the rear side plate 16 corresponding to the rear position of the first tensioning device, a third tensioning, The front side of the right part of the front side plate 15 is fixedly installed together with the rear side of the right part of the third connecting plate 40, the third connecting plate 40 is inclined in a shape of being low at the left and high at the right, a third through hole which is through from front to back is formed in the left part of the third connecting plate 40, a second installing shaft is fixedly installed in the third through hole, a second tensioning wheel 41 is installed on the outer side of the second installing shaft corresponding to the rear side of the third connecting plate 40, the outer side of the lower part of the second tensioning wheel 41 is matched and connected with the outer side of the third transmission belt 50 corresponding to the corresponding position, the outer side of the lower part of the second tensioning wheel 41 is mutually compressed with the outer side of the third transmission belt 50 corresponding to the corresponding position, and a fourth tensioning device which has the same structure as the third tensioning device and is in mirror symmetry. According to requirements, the first tensioning device, the second tensioning device, the third tensioning device and the fourth tensioning device can be arranged according to the arrangement mode of the driving mechanism. In the use, through such setting can be convenient, swift adjustment driving belt's elasticity degree, can increase the utility model discloses a utilization ratio.

As shown in the attached figures 1, 2, 5 and 6, the height limiting device further comprises a height limiting roller, the height limiting roller is arranged on the right side of the lower portion of the front side plate 15, the height limiting roller comprises a front connecting arm 42, a rear connecting arm and a height limiting support roller 43, at least four first adjusting holes which are communicated with each other in a front-rear manner and distributed in a matrix manner are arranged on the lower side of the right portion of the front side plate 15, a second adjusting hole is arranged on the rear side plate 16 corresponding to the rear position of each first adjusting hole, a front connecting arm 42 is arranged on the front side of the left end of the front connecting arm, the front connecting arm 42 is inclined in a left-high-right low manner, a first connecting hole which is communicated with each other in a front-rear manner is arranged on the left portion of the front connecting arm 42, the left portion of the front connecting arm 42 is installed together with a bolt in the first adjusting hole at the corresponding position through the first connecting hole, the height-limiting supporting roller 43 is positioned on the right side of the lower end of the front side plate 15, the rear end of the height-limiting supporting roller 43 is mounted together with the corresponding position of the rear connecting arm through a bolt, and the rear connecting arm and the front connecting arm 42 have the same structure and are distributed in mirror symmetry. In the use, through such setting, the height that straw rubbing crusher constructs the smashed straw that can be better, adjust more nimble.

As shown in the attached

drawings

1, 2, 5 and 6, the film removing device is further included, the film removing device is arranged on the left side of the lower end of the suspension frame 28 and comprises a connecting lug plate 44 and film removing shovels 45, the connecting lug plate 44 is fixedly mounted on two sides of the lower end of the suspension frame 28 corresponding to the left side of the upper cover plate 14, at least two third connecting holes are formed in the right side of each connecting lug plate 44 at intervals, the lower end of each connecting lug plate 44 is arranged on the left film removing shovel 45 below the upper cover plate 14, a fourth connecting hole is formed in the upper portion of each film removing shovel 45, a connecting bolt is arranged in each fourth connecting hole, each film removing shovel 45 is installed together with the connecting lug plate 44 through the connecting bolt, and each connecting bolt is located in the third connecting hole corresponding to the position. In the use, through such setting, the utility model discloses when moving left along with the tractor, the incomplete membrane at rear of being convenient for after can be shoveled with the both sides of incomplete membrane to the membrane shovel 45 is concentrated into a device and is scraped the incomplete membrane and concentrate to the centre.

Above technical feature constitutes the utility model discloses a best embodiment, it has stronger adaptability and best implementation effect, can increase and decrease unnecessary technical feature according to actual need, satisfies the demand of different situation.

Claims

1. A residual film concentrating and slitting device is characterized by comprising a front cross beam, a rear cross beam, a middle cross beam, first residual film concentrating mechanisms, second residual film concentrating mechanisms and a connecting rack, wherein a horn mouth with a large left side and a small right side is formed between the front cross beam and the rear cross beam, the middle cross beam is fixedly arranged between the front cross beam and the rear cross beam, the upper side of the middle part of the middle cross beam is fixedly provided with the connecting rack which can be connected with a tractor, the left side and the right side of the rear side of the front cross beam are provided with at least two first residual film concentrating mechanisms at intervals, the front side of the rear cross beam corresponding to the rear position of each first residual film concentrating mechanism is provided with the second residual film concentrating mechanism, the lower side of the middle part of the middle cross beam is fixedly provided with one first residual film concentrating mechanism or one second residual film concentrating mechanism, each first residual film concentrating mechanism is provided with a front elastic tooth with an outer end inclined towards the rear outer side, each first plastic film residue concentration mechanism and each second plastic film residue concentration mechanism are provided with suspension arms capable of enabling the front elastic teeth and the rear elastic teeth to rotate anticlockwise.

2. The plastic film residue strip concentrating device according to claim 1, wherein the first plastic film residue concentrating mechanism comprises a suspension arm, a fixed disk, a fixed ring table, a front spring tooth and a mounting bolt, the suspension arm with the rear part located behind the lower side is fixedly mounted on the lower side of the left end of the front beam, the suspension arm comprises a first mounting section, a second mounting section and a third mounting section, the first mounting section with the middle part located behind the lower side is fixedly mounted on the lower side of the left end of the front beam, the third mounting section is arranged below the left side of the rear end of the first mounting section, the front end of the third mounting section is located behind the rear end of the first mounting section at a corresponding position, the front end of the third mounting section is fixedly mounted with the rear end of the first mounting section through the second mounting section, the second mounting section is inclined in a left-lower-right high shape, the fixed disk is mounted on the outer side of the rear part of the third mounting section, the fixed disk is inclined in a left-front-right shape, and at least two through holes are, the equal fixed mounting in fixed disc rear side that corresponds every through-hole position plays the tooth before, it plays the tooth to be main for the tooth to be located the preceding bullet tooth of below, main bullet tooth is by the go-between from top to bottom in proper order, first connection tooth, second connection tooth and third connection tooth fixed mounting are in the same place, first connection tooth is the slope of the form of height about the left side, second connection tooth and third connection tooth all are the slope of the form of height about the left side, the preceding bullet tooth that is located other positions all is the same with main bullet tooth structure and distributes along the circumference, the fixed disc outside is equipped with the fixed ring platform, the fixed orifices that link up inside and outside all being equipped with on the fixed ring platform that corresponds every first connection tooth position, every first connection tooth outside all is located the fixed orifices that corresponds the position, second connection tooth and the third connection tooth that corresponds fixed ring platform outside position all just incline along the same direction along fixed ring platform rear side outside.

3. The apparatus for concentrating remnant film into strips as claimed in claim 2, wherein the right end of each stationary ring stand is located at the rear side of the left end of the adjacent stationary ring stand on the right side thereof.

4. The plastic film residue collecting and slitting device as claimed in claim 1, 2 or 3, wherein the connecting frame comprises a first connecting rod, a second connecting rod and a cylinder, the right end of the cylinder is hinged to the upper side of the middle of the first connecting rod, the first connecting rod is inclined in a shape of lower left and higher right, the lower side of the right end of the first connecting rod is fixed to the upper end of the second connecting rod, and the lower end of the second connecting rod is fixed to the upper side of the middle cross beam.

5. A straw and plastic film residue combined machine using the plastic film residue concentrating and strip forming device as claimed in any one of claims 1 to 4, which is characterized by comprising a plastic film residue concentrating and strip forming device and a straw smashing device, wherein the right side of the upper end of the straw smashing device is hinged and installed with the left end of an oil cylinder, the left end of a first connecting rod is hinged and installed with the right side of the straw smashing device at a corresponding position, and the front side of the right end of the straw smashing device is positioned at the rear side of the left part of a leftmost fixed disc.

6. The straw plastic film residue combined operation machine as claimed in claim 5, wherein the straw crushing device comprises an upper cover plate, a front side plate, a rear side plate, a crushing driving shaft, a straw crushing blade group, a screw shaft, a first screw blade, a second screw blade, an arc-shaped conveying groove, a front discharge groove, a rear discharge groove, a flow guide baffle plate, a flow guide blade and a driving mechanism, the left end of a first connecting rod is hinged with the upper cover plate with the left end positioned on the left side, the left part of the upper cover plate is inclined in a left-low-right-high shape, the upper side of the right part of the upper cover plate is hinged with the left end of an oil cylinder, the front side of the upper cover plate is fixedly installed together with the front side plate at a position corresponding to the front side plate, the rear side of the upper cover plate is fixedly installed with the rear side plate which has the same structure as the front side plate and is in mirror symmetry, the crushing driving shaft and the screw shaft are sequentially installed on the front side plate from left to right The straw crushing blade sets are uniformly distributed on the outer side of the crushing driving shaft along the circumference, and each straw crushing blade set is fixedly installed together by a front blade and a rear blade which are in mirror symmetry and the outer ends of which face outwards; the right part of the front side plate is provided with an auger shaft positioned at the upper right part of the crushing driving shaft, the front end of the auger shaft is positioned in front of the front side plate, the outer side of the front part of the auger shaft corresponding to the position between the front side plate and the rear side plate is fixedly provided with a first auger blade capable of conveying straws from the middle part to the front part, the outer side of the rear part of the auger shaft corresponding to the rear end of the auger blade is fixedly provided with a second auger blade capable of conveying straws from the middle part to the rear part, the outer sides of the first auger blade and the second auger blade are provided with arc-shaped conveying grooves, the upper end of the right side of the arc-shaped conveying groove is fixedly arranged with the lower side of the right end of the upper cover plate, the front end of the arc-shaped conveying groove is fixedly arranged with the rear side of the front side plate corresponding to the position, the front side plate and the rear side plate corresponding, a front discharging groove is fixedly arranged on the front side of the front side plate corresponding to the front discharging port, the front discharging groove is an arc-shaped groove with a downward opening, the lower part of the front side of the front discharging groove is installed with the outer side of the front end of the auger shaft corresponding to the front discharging port, a front discharging hole which is communicated up and down is arranged on the upper side of the right part of the front discharging groove, a rear discharging groove is fixedly arranged on the rear side of the rear side plate corresponding to the rear discharging port, and the rear discharging groove and the front discharging groove have the same structure and are distributed in a; the upper cover plate below is equipped with the water conservancy diversion baffle, the water conservancy diversion baffle left end is located crushing drive shaft left, the water conservancy diversion baffle is in the same place by being the lower high rectangular plate fixed mounting in the right side in a left side in proper order from left to right, water conservancy diversion baffle right-hand member upside is in the same place with the upper cover plate downside fixed mounting that is located arc conveyer trough left end top, water conservancy diversion baffle front side is in the same place with the preceding curb plate rear side fixed mounting that corresponds the position, water conservancy diversion baffle rear side is in the same place with the posterior lateral plate front side fixed mounting that corresponds the position, water conservancy diversion baffle downside has four at least water conservancy diversion blades from left to right matrix distribution, upper cover plate left part upside is equipped with actuating mechanism, it links together to smash drive.

7. The straw plastic film residue combined working machine as claimed in claim 6, wherein the driving mechanism comprises a suspension bracket, a transmission case, a power input shaft, a belt protection box, a first output shaft and a second output shaft, the upper part of the upper cover plate is fixedly arranged at a position corresponding to the lower part of the suspension bracket, the transmission case is fixedly arranged on the upper side of the left part of the upper cover plate, the left part of the transmission case is in transmission connection with the right part of the power input shaft, the power input shaft can be in transmission connection with a tractor, the first output shaft with the front end positioned in front of the front side plate is arranged at the front part of the transmission case, the rear end of the first output shaft is in transmission connection with the front part of the transmission case, the front end of the first output shaft and the front end of the crushing drive shaft are both provided with first transmission belt wheels, the first transmission belts are end-to-end connected belts, the outer, the rear part of the transmission case is provided with a second output shaft with the rear end positioned behind the rear side plate, the rear end of the second output shaft and the rear end of the crushing driving shaft are both provided with a second transmission belt wheel with the same structure as the first transmission belt wheel, the outer sides of the two second transmission belt wheels positioned at the rear end are respectively matched and connected with the inner side of the second transmission belt, the second transmission belt is identical with the first transmission belt structure, the front end of the crushing driving shaft and the front end of the auger shaft are respectively provided with a third transmission belt wheel at the corresponding position, the third transmission belt is a belt connected end to end, the outer sides of the two third transmission belt wheels positioned at the front end are respectively matched and connected with the inner side of the third transmission belt, the rear end of the crushing driving shaft and the rear end of the auger shaft are respectively provided with a fourth belt wheel with the same structure as the third transmission belt wheel, the outer sides of the two fourth transmission belt wheels positioned at the rear end are respectively matched and, and belt protection boxes are arranged on the outer sides of the first transmission belt, the second transmission belt, the third transmission belt and the third transmission belt correspondingly.

8. The straw plastic film residue combined working machine as claimed in claim 5, further comprising a belt tensioning device, wherein the belt tensioning device comprises a first tensioning device, a second tensioning device, a third tensioning device and a fourth tensioning device, the first tensioning device is arranged on the right side of the upper portion of the first transmission belt, the first tensioning device comprises a first adjusting nut, a second adjusting nut, a first adjusting screw, a first connecting plate, a second connecting plate, a first mounting shaft and a first tensioning wheel, the front side of the upper portion of the front side plate is fixedly mounted with the rear end of the first connecting plate, a first through hole which penetrates left and right is arranged on the front portion of the first connecting plate, a first adjusting screw is mounted in the first through hole, two ends of the first adjusting screw are respectively located on the left side and the right side of the first connecting plate, external threads are arranged on the outer side of the first adjusting screw, a first adjusting nut is mounted on the outer side of the first adjusting screw corresponding to the left side of the, a second adjusting nut is arranged on the outer side of a first adjusting screw rod corresponding to the right side of the first connecting plate, the front side of the left part of the first adjusting screw rod is fixedly installed with the rear side of the upper part of the second connecting plate, a second through hole which is through from front to back is arranged on the lower part of the second connecting plate, a first installing shaft is fixedly installed in the second through hole, a first tensioning wheel is installed on the outer side of the first installing shaft corresponding to the rear side of the second connecting plate, the outer side of the lower part of the first tensioning wheel is matched and connected with the outer side of a first transmission belt at a corresponding position, the outer side of the lower part of the first tensioning wheel is mutually compressed with the outer side of the first transmission belt at a corresponding position, a second tensioning device which has the same structure as the first tensioning device and is in mirror symmetry with the first tensioning device is arranged on the rear side of a rear side of the front discharging groove, and comprises a third connecting, the front side of the right part of the front side plate is fixedly installed together with the rear side of the right part of the third connecting plate, the third connecting plate is inclined in a shape of being low in left and high in right, a third through hole which is through from front to back is formed in the left part of the third connecting plate, a second installation shaft is fixedly installed in the third through hole, a second tensioning wheel is installed on the outer side of the second installation shaft corresponding to the rear position of the third connecting plate, the outer side of the lower part of the second tensioning wheel is connected with the outer side of a third transmission belt corresponding to the position in a matched mode, the outer side of the lower part of the second tensioning wheel is mutually compressed with the outer side of the third transmission belt corresponding to the position in a compressed mode, and a fourth tensioning device which is identical in.

9. The straw plastic film residue combined operation machine as claimed in claim 6, 7 or 8, further comprising a height limiting roller, wherein the height limiting roller is arranged on the right side of the lower portion of the front side plate, the height limiting roller comprises a front connecting arm, a rear connecting arm and a height limiting support roller, at least four first adjusting holes which are arranged in a matrix manner and are communicated in a front-rear manner are arranged on the lower side of the right portion of the front side plate, a second adjusting hole is arranged on the rear side plate corresponding to the rear position of each first adjusting hole, a front connecting arm is arranged on the front side of the left end of the front connecting plate, the front connecting arm is inclined in a left-high-right-low manner, a first connecting hole which is communicated in a front-rear manner is arranged on the left portion of the front connecting arm, the left portion of the front connecting arm is installed together with a bolt in the first adjusting hole corresponding to the position through the first connecting hole, a second connecting hole which is communicated in a, the height-limiting supporting roller is positioned on the right side of the lower end of the front side plate, the rear end of the height-limiting supporting roller and the corresponding position of the rear connecting arm are mounted together through bolts, and the rear connecting arm is identical in structure with the front connecting arm and is distributed in a mirror symmetry mode.

10. The straw film residue combined operation machine according to claim 6, 7 or 8, further comprising a film removing device, wherein the film removing device is arranged on the left side of the lower end of the suspension frame and comprises a connecting lug plate and a film removing shovel, the connecting lug plates are fixedly mounted on two sides of the lower end of the suspension frame corresponding to the left side of the upper cover plate, at least two third connecting holes are longitudinally distributed on the right side of each connecting lug plate at intervals, the film removing shovel with the lower end positioned on the left side below the upper cover plate is arranged on the right side of each connecting lug plate, a fourth connecting hole is arranged on the upper portion of each film removing shovel, a connecting bolt is arranged in each fourth connecting hole, each film removing shovel is mounted together with the connecting lug plate through the connecting bolt, and each connecting bolt is positioned in the third connecting hole corresponding to the upper cover plate.