CN113977806A

CN113977806A - Farmland plastic film residue breaker

Info

Publication number: CN113977806A
Application number: CN202111415221.1A
Authority: CN
Inventors: 王吉霞
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-11-25
Filing date: 2021-11-25
Publication date: 2022-01-28

Abstract

The invention discloses a farmland residual film crushing device which comprises a base, an output device, a crushing device, a fixed seat, a driving device, a cutting cavity, a first rotary table, a first cutting blade, an input device, a second cutting blade and a second rotary table, wherein the output device is connected with the crushing device; the driving device is reasonable and simple in structure, low in production cost, convenient to install and complete in function, and can cut off the residual film through the relative rotation of the first cutting blade and the second cutting blade, so that the cut residual film is prevented from being wound on the crushing shaft to affect the crushing efficiency when entering the crushing device; according to the invention, the outer parts of the first rotary table and the second rotary table are movably connected with the inner part of the side wall of the cutting cavity, so that the residual films are prevented from being wound on the outer parts of the first rotary table and the second rotary table, and the requirement of long-time cutting is met; the crushing device provided by the invention can be used for further crushing the cut residual film through the crushing blade II and the crushing blade I which rotate oppositely, so that the efficiency and the quality of crushing the residual film are improved.

Description

Farmland plastic film residue breaker

Technical Field

The invention relates to the technical field of agricultural equipment, in particular to a farmland residual film crushing device.

Background

Along with the continuous development of crushing technology, the crusher is more and more in types, but there is a report on an anti-winding farmland residual film crushing device. At present, most of crushing devices only comprise simple crushing knife rolls, materials enter a crushing hopper and are directly crushed by rotary knife rolls, the crushing devices easily wind flexible materials on the rotary knife rolls, power consumption of a machine is large due to light weight, a driving motor is damaged due to heavy weight, and the crushing efficiency is also lower while the crushing quality is also poor.

Disclosure of Invention

The invention aims to solve the problems, and provides a farmland residual film crushing device which solves the problem that the residual film is easy to be wound when the existing crushing device is used for crushing, so that the crushing efficiency and the crushing quality are influenced.

In order to solve the above problems, the present invention provides a technical solution: the utility model provides a incomplete membrane breaker in farmland, its innovation point lies in: the automatic cutting machine comprises a base, an output device, a crushing device, a fixed seat, a driving device, a cutting cavity, a first rotary table, a first cutting blade, an input device, a second cutting blade and a second rotary table; an output device is fixedly connected to the upper surface of the base; the inlet at the upper side of the output device is connected with the outlet at the lower side of the crushing device; the bottom of the fixed seat is fixedly connected to the top of the crushing device, a cutting cavity is arranged in the center of the fixed seat, an outlet at the lower side of the cutting cavity is connected with an inlet at the upper side of the crushing device, and a driving device is fixedly connected to the outer part of the rear side of the fixed seat; the bottom of the input device is fixedly connected to the top of the fixed seat, and an outlet at the lower side of the input device is connected with an inlet at the upper side of the cutting cavity; the outer part of the first rotary table is movably connected inside the left side of the cutting cavity, the center of the left side of the first rotary table is connected with a left transmission shaft of the driving device, and a plurality of cutting blades I which are circularly arranged are fixedly connected to the right side surface of the first rotary table; the outer portion of the second rotary table is movably connected to the inner portion of the right side of the cutting cavity, the center of the right side of the second rotary table is connected with a right transmission shaft of the driving device, and a plurality of cutting blades II which are circularly arranged are fixedly connected to the left side face of the second rotary table.

Preferably, the specific structure of the output device comprises an output shell, a collecting tank, a first motor, an output screw rod and an output hole; a collecting groove is formed in the inner part of the upper side of the output shell, and a first motor is fixedly connected to the outer part of the left side of the output shell; an output hole is formed in the right side of the collecting tank; output hob left side swing joint is inside the collecting vat, output hob right side swing joint is inside the delivery outlet, output hob left side center and a motor right side output shaft fixed connection.

Preferably, the crushing device comprises a crushing shell, a driven gear, an end cover, a motor II, a driving gear, a crushing shaft I, a crushing shaft II, a crushing blade II, a crushing cavity, a crushing blade I and a sieve plate; a crushing cavity is arranged inside the right side of the crushing shell, and a sieve plate is fixedly connected to an opening at the lower side of the crushing cavity; the end cover is fixedly connected to the opening at the left side of the crushing shell, and a motor II is fixedly connected to the outer part of the left upper side of the end cover; the crushing shaft I is movably connected to the lower side of the crushing cavity, a plurality of crushing blades I are uniformly and fixedly connected to the outer surface of the crushing shaft I, and a driven gear is fixedly connected to the outer portion of the left side of the crushing shaft I; the second crushing shaft is movably connected to the upper side of the crushing cavity, a plurality of second crushing blades are uniformly and fixedly connected to the outer surface of the second crushing shaft, a driving gear is fixedly connected to the outer portion of the left side of the second crushing shaft, and the center of the left side of the second crushing shaft is fixedly connected with an output shaft of the right side of the second motor; the driving gear and the driven gear are movably connected inside the left side of the crushing shell, and the driving gear is connected with the driven gear.

Preferably, the second crushing blades and the first crushing blades are staggered left and right.

Preferably, the specific structure of the driving device comprises a driving shell, a left transmission shaft, a driven pulley I, a belt I, a driving pulley I, a connecting shaft I, a bevel gear I, a motor III, a driving bevel gear, a bevel gear II, a connecting shaft II, a driving pulley II, a belt II, a driven pulley II and a right transmission shaft; the left transmission shaft is movably connected to the inside of the left front side of the driving shell, and a first driven belt wheel is fixedly connected to the outside of the left side of the left transmission shaft; the first connecting shaft is movably connected inside the left rear side of the driving shell, a first driving belt wheel is fixedly connected to the outer portion of the left side of the first connecting shaft, the first driving belt wheel is connected with a first driven belt wheel through a first belt, and a first bevel gear is fixedly connected to the end portion of the right side of the first connecting shaft; the right transmission shaft is movably connected to the inside of the right front side of the driving shell, and a driven belt wheel II is fixedly connected to the outside of the right side of the right transmission shaft; the second connecting shaft is movably connected to the inside of the right rear side of the driving shell, a second driving belt wheel is fixedly connected to the outside of the right side of the second connecting shaft, the second driving belt wheel is connected with a second driven belt wheel through a second belt, and a second bevel gear is fixedly connected to the end portion of the left side of the second connecting shaft; the motor III is fixedly connected to the outside of the center of the rear side of the driving shell, and a driving bevel gear is fixedly connected to an output shaft of the motor III on the front side; the left front side tooth part of the driving bevel gear is connected with the first bevel gear, and the right front side tooth part of the driving bevel gear is connected with the second bevel gear.

Preferably, the motor III is a servo motor or a variable frequency motor.

Preferably, the specific structure of the input device comprises an input shell, an extrusion cavity, a driving pinch roller, a motor IV, a feed tank and a driven pinch roller; an extrusion cavity is formed in the center of the lower side of the input shell, a feeding tank is formed in the upper side of the input shell, an outlet in the lower side of the feeding tank is communicated with an inlet in the upper side of the extrusion cavity, and a motor IV is fixedly connected to the outer portion of the right rear side of the input shell; the driving pinch roller is movably connected to the right side of the extrusion cavity, and the center of the rear side of the driving pinch roller is fixedly connected with four output shafts of the motor; the driven pinch roller is movably connected to the left side of the extrusion cavity.

Preferably, a plurality of axial grooves are formed in the outer circular surfaces of the driving pinch roller and the driven pinch roller.

The invention has the beneficial effects that:

(1) the driving device is reasonable and simple in structure, low in production cost, convenient to install and complete in function, and can cut off the residual film through the relative rotation of the first cutting blade and the second cutting blade, so that the cut residual film is prevented from being wound on the crushing shaft to affect the crushing efficiency when entering the crushing device.

(2) According to the invention, the outer parts of the first rotary table and the second rotary table are movably connected with the inner part of the side wall of the cutting cavity, so that the residual films are prevented from being wound on the outer parts of the first rotary table and the second rotary table, and the requirement of long-time cutting is met.

(3) The crushing device provided by the invention can be used for further crushing the cut residual film through the crushing blade II and the crushing blade I which rotate oppositely, so that the efficiency and the quality of crushing the residual film are improved.

(4) The output device provided by the invention can directly convey the broken residual film out through the rotary output screw rod, thereby meeting the requirement of the device on continuous breaking operation.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a partial cross-sectional view of the present invention.

Fig. 3 is a schematic structural diagram of an output device.

Fig. 4 is a schematic structural view of the crushing apparatus.

Fig. 5 is a schematic structural diagram of the driving device.

Fig. 6 is a schematic structural diagram of the input device.

1-a base; 2-an output device; 3-a crushing device; 4-fixing the base; 5-a drive device; 6-cutting off the cavity; 7, rotating the first disc; 8, cutting off the first blade; 9-an input device; 10-cutting off a second blade; 11-rotating disc II; 21-an output housing; 22-a collection tank; 23, a first motor; 24-output screw; 25-an output aperture; 31-a crushing shell; 32-a driven gear; 33-end caps; 34-motor two; 35-a drive gear; 36-crushing shaft I; 37-crushing shaft II; 38-crushing blade two; 39-a crushing cavity; 310-crushing blade one; 311-sieve plate; 51-a drive housing; 52-left drive shaft; 53-driven pulley one; 54-leather belt one; 55-driving pulley I; 56-connecting shaft one; 57-bevel gear one; 58-motor three; 59-drive bevel gear; 510-bevel gear two; 511-connecting the shaft two; 512-driving pulley two; 513-leather belt II; 514-driven pulley II; 515-right drive shaft; 91-an input housing; 92-an extrusion chamber; 93-active pinch roller; 94-motor four; 95-a feed tank; 96-driven pinch roller.

Detailed Description

Example 1

As shown in fig. 1 and fig. 2, the following technical solutions are adopted in the present embodiment: a farmland residual film crushing device comprises a base 1, an output device 2, a crushing device 3, a fixed seat 4, a driving device 5, a cutting cavity 6, a first rotary table 7, a first cutting blade 8, an input device 9, a second cutting blade 10 and a second rotary table 11; an output device 2 is fixedly connected to the upper surface of the base 1; the inlet at the upper side of the output device 2 is connected with the outlet at the lower side of the crushing device 3; the bottom of the fixed seat 4 is fixedly connected to the top of the crushing device 3, a cutting cavity 6 is arranged inside the center of the fixed seat 4, an outlet at the lower side of the cutting cavity 6 is connected with an inlet at the upper side of the crushing device 3, and a driving device 5 is fixedly connected to the outer portion of the rear side of the fixed seat 4; the bottom of the input device 9 is fixedly connected to the top of the fixed seat 4, and an outlet at the lower side of the input device 9 is connected with an inlet at the upper side of the cutting cavity 6; the outer part of the first rotary table 7 is movably connected to the inner part of the left side of the cutting cavity 6, the center of the left side of the first rotary table 7 is connected with a left transmission shaft of the driving device 5, and a plurality of cutting blades 8 which are circularly arranged are fixedly connected to the right side surface of the first rotary table 7; the outer portion of the second rotary table 11 is movably connected to the inner portion of the right side of the cutting cavity 6, the center of the right side of the second rotary table 11 is connected with a right transmission shaft of the driving device 5, and a plurality of second cutting blades 10 which are circularly arranged are fixedly connected to the left side face of the second rotary table 11.

Example 2

As shown in fig. 3, the specific structure of the output device 2 includes an output housing 21, a collecting tank 22, a first motor 23, an output screw 24 and an output hole 25; a collecting groove 22 is formed in the upper inner part of the output shell 21, and a first motor 23 is fixedly connected to the outer part of the left side of the output shell 21; an output hole 25 is formed in the right side of the collecting tank 22; the left side of the output screw rod 24 is movably connected inside the collecting groove 22, the right side of the output screw rod 24 is movably connected inside the output hole 25, and the center of the left side of the output screw rod 24 is fixedly connected with an output shaft on the right side of the motor I23.

As shown in fig. 4, the specific structure of the crushing device 3 includes a crushing shell 31, a driven gear 32, an end cover 33, a second motor 34, a driving gear 35, a first crushing shaft 36, a second crushing shaft 37, a second crushing blade 38, a crushing cavity 39, a first crushing blade 310 and a sieve plate 311; a crushing cavity 39 is arranged inside the right side of the crushing shell 31, and a sieve plate 311 is fixedly connected to an opening at the lower side of the crushing cavity 39; the end cover 33 is fixedly connected to the opening at the left side of the crushing shell 31, and the outer part of the left upper side of the end cover 33 is fixedly connected with a second motor 34; the crushing shaft I36 is movably connected to the lower side of the crushing cavity 39, a plurality of crushing blades I310 are uniformly and fixedly connected to the outer surface of the crushing shaft I36, and a driven gear 32 is fixedly connected to the outer portion of the left side of the crushing shaft I36; the second crushing shaft 37 is movably connected to the upper side of the crushing cavity 39, a plurality of second crushing blades 38 are uniformly and fixedly connected to the outer surface of the second crushing shaft 37, a driving gear 35 is fixedly connected to the outer portion of the left side of the second crushing shaft 37, and the center of the left side of the second crushing shaft 37 is fixedly connected with an output shaft of the right side of the second motor 34; the driving gear 35 and the driven gear 32 are both movably connected inside the left side of the crushing shell 31, and the driving gear 35 is connected with the driven gear 32.

The second crushing blades 38 and the first crushing blades 310 are staggered left and right.

Example 3

As shown in fig. 5, the specific structure of the driving device 5 includes a driving housing 51, a left transmission shaft 52, a driven pulley 53, a belt 54, a driving pulley 55, a connecting shaft 56, a bevel gear 57, a motor 58, a driving bevel gear 59, a bevel gear 510, a connecting shaft 511, a driving pulley 512, a belt 513, a driven pulley 514 and a right transmission shaft 515; the left transmission shaft 52 is movably connected to the inside of the left front side of the driving shell 51, and a driven belt wheel I53 is fixedly connected to the outside of the left side of the left transmission shaft 52; the first connecting shaft 56 is movably connected inside the left rear side of the driving shell 51, a first driving belt wheel 55 is fixedly connected to the outer portion of the left side of the first connecting shaft 56, the first driving belt wheel 55 is connected with a first driven belt wheel 53 through a first belt 54, and a first bevel gear 57 is fixedly connected to the end portion of the right side of the first connecting shaft 56; the right transmission shaft 515 is movably connected to the inside of the right front side of the driving shell 51, and a driven pulley II 514 is fixedly connected to the outside of the right side of the right transmission shaft 515; the second connecting shaft 511 is movably connected inside the right rear side of the driving shell 51, a second driving pulley 512 is fixedly connected to the outer portion of the right side of the second connecting shaft 511, the second driving pulley 512 is connected with a second driven pulley 514 through a second belt 513, and a second bevel gear 510 is fixedly connected to the left end of the second connecting shaft 511; the third motor 58 is fixedly connected to the outside of the center of the rear side of the driving shell 51, and a driving bevel gear 59 is fixedly connected to an output shaft of the front side of the third motor 58; the left front side tooth part of the driving bevel gear 59 is connected with a first bevel gear 57, and the right front side tooth part of the driving bevel gear 59 is connected with a second bevel gear 510.

The third motor 58 is a servo motor or a variable frequency motor.

As shown in fig. 6, the input device 9 includes an input housing 91, an extrusion chamber 92, a driving pressure roller 93, a motor four 94, a feed tank 95 and a driven pressure roller 96; an extrusion cavity 92 is formed in the center of the lower side of the input shell 91, a feed tank 95 is formed in the upper side of the input shell 91, an outlet in the lower side of the feed tank 95 is communicated with an inlet in the upper side of the extrusion cavity 92, and a motor IV 94 is fixedly connected to the outer portion of the right rear side of the input shell 91; the driving pressure wheel 93 is movably connected to the right side of the extrusion cavity 92, and the center of the rear side of the driving pressure wheel 93 is fixedly connected with an output shaft of the motor IV 94; the driven pinch roller 96 is movably connected to the left side of the extrusion chamber 92.

A plurality of axial grooves are formed in the outer circular surfaces of the driving pinch roller 93 and the driven pinch roller 96, so that the phenomenon of slipping during conveying is avoided.

The using state of the invention is as follows: the invention has the advantages of reasonable and simple structure, low production cost, convenient installation and complete functions, when in use, firstly, the residual film is conveyed into the extrusion cavity 92 through the feeding groove 95, simultaneously, the motor IV 94 is started to drive the driving pinch roller 93 to rotate, so that the residual film can be extruded and then conveyed into the cutting cavity 6 for cutting treatment, the driving device 5 arranged here can drive the driving bevel gear 59 to rotate through the motor III 58, the rotation of the driving bevel gear 59 enables the bevel gear I57 and the bevel gear II 510 to rotate reversely, the rotation of the bevel gear I57 sequentially passes through the connecting shaft I56, the driving pulley I55, the belt I54, the driven pulley I53 and the left transmission shaft 52 to drive the rotating disc I7 to rotate, the rotation of the bevel gear II 510 can drive the rotating disc II 11 to rotate reversely, so that the residual film can be cut through the relative rotation of the cutting blade I8 and the cutting blade II 10, it also guarantees that the incomplete membrane after cutting off can not twine crushing epaxial influence kibbling efficiency in getting into reducing mechanism 3, here equal swing joint in the chamber 6 lateral walls is cut off to carousel 7 and two 11 outsides of carousel, thereby avoided the incomplete membrane to twine carousel 7 and two 11 outsides of carousel, just also satisfied the needs of long-time cutting, the reducing mechanism 3 that sets up here, can carry out further smashing through two 38 and the incomplete membrane after the crushing blade 310 cuts off of opposite rotation crushing blade, thereby the kibbling efficiency and the quality of incomplete membrane have been improved, the output device 2 that sets up at last, can directly carry out the incomplete membrane after the breakage through rotatory output hob 24, thereby the needs that this device lasts broken operation have been satisfied.

In the case of the control mode of the invention, which is controlled by manual actuation or by means of existing automation techniques, the wiring diagram of the power elements and the provision of power are known in the art and the invention is primarily intended to protect the mechanical means, so that the control mode and wiring arrangement are not explained in detail in the present invention.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "disposed," "connected," "secured," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.

While there have been shown and described what are at present considered to be the fundamental principles of the invention and its essential features and advantages, it will be understood by those skilled in the art that the invention is not limited by the embodiments described above, which are merely illustrative of the principles of the invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the invention as defined by the appended claims and their equivalents.

Claims

1. The utility model provides a incomplete membrane breaker in farmland which characterized in that: the automatic cutting machine comprises a base (1), an output device (2), a crushing device (3), a fixed seat (4), a driving device (5), a cutting cavity (6), a first rotary table (7), a first cutting blade (8), an input device (9), a second cutting blade (10) and a second rotary table (11);

an output device (2) is fixedly connected to the upper surface of the base (1);

an inlet on the upper side of the output device (2) is connected with an outlet on the lower side of the crushing device (3);

the bottom of the fixed seat (4) is fixedly connected to the top of the crushing device (3), a cutting cavity (6) is arranged inside the center of the fixed seat (4), an outlet at the lower side of the cutting cavity (6) is connected with an inlet at the upper side of the crushing device (3), and a driving device (5) is fixedly connected to the outer part of the rear side of the fixed seat (4);

the bottom of the input device (9) is fixedly connected to the top of the fixed seat (4), and an outlet at the lower side of the input device (9) is connected with an inlet at the upper side of the cutting cavity (6);

the outer part of the first rotary table (7) is movably connected to the inner part of the left side of the cutting cavity (6), the center of the left side of the first rotary table (7) is connected with a left transmission shaft of the driving device (5), and a plurality of cutting blades (8) which are circularly arranged are fixedly connected to the right side surface of the first rotary table (7);

the outer portion of the second rotary table (11) is movably connected to the inner portion of the right side of the cutting cavity (6), the center of the right side of the second rotary table (11) is connected with a right transmission shaft of the driving device (5), and a plurality of cutting blades (10) which are circularly arranged are fixedly connected to the left side face of the second rotary table (11).

2. The farmland residual film crushing device according to claim 1, which is characterized in that: the specific structure of the output device (2) comprises an output shell (21), a collecting tank (22), a first motor (23), an output screw rod (24) and an output hole (25);

a collecting groove (22) is formed in the upper side of the output shell (21), and a first motor (23) is fixedly connected to the outer portion of the left side of the output shell (21);

an output hole (25) is formed in the right side of the collecting groove (22);

output hob (24) left side swing joint is inside collecting vat (22), output hob (24) right side swing joint is inside output hole (25), output hob (24) left side center and motor (23) right side output shaft fixed connection.

3. The farmland residual film crushing device according to claim 1, which is characterized in that: the specific structure of the crushing device (3) comprises a crushing shell (31), a driven gear (32), an end cover (33), a second motor (34), a driving gear (35), a first crushing shaft (36), a second crushing shaft (37), a second crushing blade (38), a crushing cavity (39), a first crushing blade (310) and a sieve plate (311);

a crushing cavity (39) is arranged inside the right side of the crushing shell (31), and a sieve plate (311) is fixedly connected to an opening at the lower side of the crushing cavity (39);

the end cover (33) is fixedly connected to the opening at the left side of the crushing shell (31), and the outer part of the left upper side of the end cover (33) is fixedly connected with a second motor (34);

the crushing shaft I (36) is movably connected to the lower side of the crushing cavity (39), a plurality of crushing blades I (310) are uniformly and fixedly connected to the outer surface of the crushing shaft I (36), and a driven gear (32) is fixedly connected to the outer portion of the left side of the crushing shaft I (36);

the second crushing shaft (37) is movably connected to the upper side of the crushing cavity (39), a plurality of second crushing blades (38) are uniformly and fixedly connected to the outer surface of the second crushing shaft (37), a driving gear (35) is fixedly connected to the outer portion of the left side of the second crushing shaft (37), and the center of the left side of the second crushing shaft (37) is fixedly connected with an output shaft of the right side of the second motor (34);

the driving gear (35) and the driven gear (32) are movably connected to the left inside of the crushing shell (31), and the driving gear (35) is connected with the driven gear (32).

4. The farmland residual film crushing device according to claim 3, which is characterized in that: the second crushing blade (38) and the first crushing blade (310) are arranged in a left-right staggered mode.

5. The farmland residual film crushing device according to claim 1, which is characterized in that: the driving device (5) comprises a driving shell (51), a left transmission shaft (52), a driven pulley I (53), a belt I (54), a driving pulley I (55), a connecting shaft I (56), a bevel gear I (57), a motor III (58), a driving bevel gear (59), a bevel gear II (510), a connecting shaft II (511), a driving pulley II (512), a belt II (513), a driven pulley II (514) and a right transmission shaft (515);

the left transmission shaft (52) is movably connected to the inside of the left front side of the driving shell (51), and a first driven belt wheel (53) is fixedly connected to the outside of the left side of the left transmission shaft (52);

the first connecting shaft (56) is movably connected to the inside of the left rear side of the driving shell (51), a first driving pulley (55) is fixedly connected to the outside of the left side of the first connecting shaft (56), the first driving pulley (55) is connected with a first driven pulley (53) through a first belt (54), and a first bevel gear (57) is fixedly connected to the end portion of the right side of the first connecting shaft (56);

the right transmission shaft (515) is movably connected to the inside of the right front side of the driving shell (51), and the outside of the right side of the right transmission shaft (515) is fixedly connected with a driven pulley II (514);

the second connecting shaft (511) is movably connected to the inside of the right rear side of the driving shell (51), a second driving pulley (512) is fixedly connected to the outside of the right side of the second connecting shaft (511), the second driving pulley (512) is connected with a second driven pulley (514) through a second belt (513), and a second bevel gear (510) is fixedly connected to the left end of the second connecting shaft (511);

the motor III (58) is fixedly connected to the outer part of the center of the rear side of the driving shell (51), and a driving bevel gear (59) is fixedly connected to an output shaft of the front side of the motor III (58);

the left front side tooth part of the driving bevel gear (59) is connected with the first bevel gear (57), and the right front side tooth part of the driving bevel gear (59) is connected with the second bevel gear (510).

6. The farmland residual film crushing device according to claim 5, which is characterized in that: the motor III (58) is a servo motor or a variable frequency motor.

7. The farmland residual film crushing device according to claim 1, which is characterized in that: the input device (9) comprises an input shell (91), an extrusion cavity (92), a driving pressure wheel (93), a motor IV (94), a feed tank (95) and a driven pressure wheel (96);

an extrusion cavity (92) is formed in the center of the lower side of the input shell (91), a feeding tank (95) is formed in the upper side of the input shell (91), an outlet in the lower side of the feeding tank (95) is communicated with an inlet in the upper side of the extrusion cavity (92), and a motor four (94) is fixedly connected to the outer portion of the right rear side of the input shell (91);

the driving pressure wheel (93) is movably connected to the right side of the extrusion cavity (92), and the center of the rear side of the driving pressure wheel (93) is fixedly connected with an output shaft of the motor IV (94);

the driven pinch roller (96) is movably connected to the left side of the extrusion cavity (92).

8. The farmland residual film crushing device according to claim 7, which is characterized in that: and a plurality of axial grooves are formed in the outer circular surfaces of the driving pinch roller (93) and the driven pinch roller (96).