CN116210373A

CN116210373A - Modularized multifunctional wheat ground pressing machine

Info

Publication number: CN116210373A
Application number: CN202310360242.0A
Authority: CN
Inventors: 鹿秀凤; 侯庆岩; 梅文凯; 郑振华; 夏俊勇; 袁振晶; 翁小清; 曹红; 唐丰龙
Original assignee: Shandong Guofeng Machine Co ltd
Current assignee: Shandong Guofeng Machine Co ltd
Priority date: 2023-04-06
Filing date: 2023-04-06
Publication date: 2023-06-06

Abstract

The invention discloses a modularized multifunctional wheat land pressing machine which comprises a front driving land pressing wheel, a rear steering land pressing wheel, a frame, a driving control system, a power assembly, a bogie, a multifunctional connecting frame and a multifunctional assembly, wherein the front driving land pressing wheel is connected with the front driving wheel; the front lower part of the frame is provided with a front driving ground pressing wheel, the front upper part of the frame is provided with a driving control system, the middle part of the frame is provided with a power assembly, the power assembly is in transmission connection with the front driving ground pressing wheel, the rear lower part of the frame is provided with a rear steering ground pressing wheel through a bogie, the rear upper part of the frame is provided with a multifunctional connecting frame, the multifunctional assembly is detachably and quickly connected to the multifunctional connecting frame, and the multifunctional assembly is any one of a pesticide spraying device, a fertilizer spreading device, a soil crushing device and a fertilizer application device. The fertilizer distributor, the pesticide spraying device, the soil crushing device and the fertilizer application device can be quickly hung, so that one machine is multipurpose, and the function of the machine is improved; related function integration innovation is carried out aiming at winter and spring compacting of wheat, so that the machine operation time is prolonged, and the equipment operation efficiency is improved.

Description

Modularized multifunctional wheat ground pressing machine

Technical Field

The invention relates to the technical field of agricultural mechanical equipment, in particular to a modularized multifunctional wheat land pressing machine.

Background

In winter and spring compacting process of wheat planting, fertilizer spreading operation, pesticide spraying operation, soil crushing operation and fertilizer application operation are needed, but the operation is needed to be operated by independent equipment, so that the frequency of entering the wheat field by the machine is increased, soil hardening is easily caused by frequent wheel rolling, and the growth and development of wheat are not facilitated.

Disclosure of Invention

Therefore, the invention provides a modularized multifunctional wheat floor pressing machine, which solves the problems in the prior art.

In order to achieve the above object, the present invention provides the following technical solutions:

according to a first aspect of the invention, a modular multifunctional wheat floor press comprises a front-drive floor press, a rear-steering floor press, a frame, a driving control system, a power assembly, a bogie, a multifunctional connecting frame and a multifunctional assembly; the front lower part of the frame is provided with the front ground wheel, the front upper part of the frame is provided with the driving control system, the middle part of the frame is provided with the power assembly, the power assembly is in transmission connection with the front ground wheel, the rear lower part of the frame is provided with the rear steering ground wheel through the bogie, the multifunctional connecting frame is arranged at the rear upper part of the frame, the multifunctional assembly is detachably and quickly connected to the multifunctional connecting frame, and the multifunctional assembly is any one of a pesticide spraying device, a fertilizer spreading device, a soil crushing device and a fertilizer applying device.

Further, the device also comprises a gearbox, a first belt, a bridge and a second belt; the front wheel shaft is arranged in the gearbox in a penetrating mode, the gearbox is connected with the bridge through a first belt in a transmission mode, the bridge is arranged below the middle portion of the frame in a rotating mode, and the end portion of the bridge is connected with the output end of the power assembly in a transmission mode through a second belt.

Further, the driving control system comprises a cab, a seat, an electronic throttle controller, a steering gear, a gear shifter, a hydraulic booster and a steering cylinder; the cab is arranged above the front of the frame, the seat is arranged in the cab, the steering gear and the gear shifter are arranged in front of the seat, the hydraulic booster is arranged below the steering gear, the hydraulic booster controls the steering oil cylinder through an oil pipe, and the steering oil cylinder is arranged in front of the rear steering ground pressing wheel; the electronic throttle controller is arranged beside the seat.

Further, the engine further comprises a power connecting frame, the power assembly is installed above the middle of the frame through the power connecting frame, and the power assembly is a single-cylinder engine or a multi-cylinder engine.

Further, the rear steering ground pressing wheel comprises a two-wheel steering axle, a cylindrical pin and a steering shaft; the cylindrical pin is arranged at the upper end of the bogie and used for controlling the left-right swing of the rear steering ground pressing wheel; the end part of the bogie is connected with the two-wheel steering axle in a hanging mode, the lower end of the bogie is connected with the steering shaft, and the steering shaft is used for controlling the up-and-down floating of the rear steering ground pressing wheels.

Further, the multifunctional spraying device also comprises a U-shaped connecting frame, wherein the lower end of the U-shaped connecting frame is arranged above the multifunctional connecting frame through a bolt, the upper end of the U-shaped connecting frame is provided with a U-shaped bending surface, and the spraying device is arranged on the U-shaped bending surface at the top of the U-shaped connecting frame through a bolt connection.

Further, the multifunctional fertilizer distributor further comprises an inclined supporting leg, wherein the upper end of the inclined supporting leg is provided with a horizontal upper mounting plate, the lower end of the inclined supporting leg is provided with a vertical lower mounting plate, the upper mounting plate of the inclined supporting leg is mounted on the bottom surface of the fertilizer distributor through a bolt, and the lower mounting plate of the inclined supporting leg is mounted on the side surface of the multifunctional connecting frame through a bolt.

Further, the multifunctional connecting frame also comprises a connecting nose I, wherein the connecting nose I is arranged at two vertex angles of the rear lower edge of the multifunctional connecting frame, and the front end of the soil crushing device or the front end of the fertilizing device is hinged to the connecting nose I.

Further, when the multifunctional assembly is the soil breaking device, the multifunctional assembly further comprises a connecting nose II, an oil cylinder I and a connecting nose III; the front side of hack device is provided with the arc frame, the front end of arc frame articulates connect on the nose one, the middle part of arc frame is provided with connect nose two, the trailing flank middle part of multi-functional link is provided with connect nose three, the flexible end of the lower extreme of hydro-cylinder one articulates connect on the nose two, the upper end fixed end of hydro-cylinder one articulates connect on the nose three.

Further, when the multifunctional assembly is the fertilizer application device, the multifunctional assembly further comprises an H-shaped frame, a connecting nose IV, an oil cylinder II and a connecting rod; the H-shaped frame is of an H-shaped frame structure, the two ends of the front part of the H-shaped frame are respectively hinged to the first connecting nose, and the two ends of the rear part of the H-shaped frame are respectively hinged to the lower edge of the front end of the fertilizing device; the middle cross rod of the H-shaped frame is provided with a connecting nose IV, the upper end fixing end of the oil cylinder II is hinged to the middle part of the rear side of the multifunctional connecting frame, and the lower end telescopic end of the oil cylinder II is hinged to the connecting nose IV; the front end of the connecting rod is hinged to the top of the rear side of the multifunctional connecting frame, and the rear end of the connecting rod is hinged to the upper edge of the front end of the fertilizing device; the length of the connecting rod is equal to that of the H-shaped frame.

The invention has the following advantages: the multifunctional connecting frame can be used for quickly hanging a fertilizer spreading device, a pesticide spraying device, a soil crushing device and a fertilizer application device, so that one machine is multipurpose, and the functions of the machine are improved; related function integration innovation is carried out aiming at winter and spring compacting of wheat, so that the machine operation time is prolonged, and the equipment operation efficiency is improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It will be apparent to those of ordinary skill in the art that the drawings in the following description are exemplary only and that other implementations can be obtained from the extensions of the drawings provided without inventive effort.

The structures, proportions, sizes, etc. shown in the present specification are shown only for the purposes of illustration and description, and are not intended to limit the scope of the invention, which is defined by the claims, so that any structural modifications, changes in proportions, or adjustments of sizes, which do not affect the efficacy or the achievement of the present invention, should fall within the ambit of the technical disclosure.

Fig. 1 is a schematic structural diagram of a modular multifunctional wheat pressing machine according to some embodiments of the present invention.

Fig. 2 is a schematic structural diagram of a modular multifunctional wheat pressing machine according to some embodiments of the present invention.

Fig. 3 is an exploded schematic view of a front-drive ground wheel of a modular multifunctional wheat press according to some embodiments of the present invention.

Fig. 4 is a schematic structural diagram of a device for installing and spraying a modularized multifunctional wheat pressing machine according to some embodiments of the present invention.

Fig. 5 is a schematic diagram of a U-shaped connection frame of a modular multifunctional wheat flooring press according to some embodiments of the present invention.

Fig. 6 is a schematic structural view of a mounting fertilizer distributor of a modular multifunctional wheat pressing machine according to some embodiments of the present invention.

Fig. 7 is a schematic diagram of an inclined leg of a modular multifunctional wheat pressing machine according to some embodiments of the present invention.

Fig. 8 is a schematic structural view of a soil-crushing mechanism for mounting a modular multifunctional wheat-pressing machine according to some embodiments of the present invention.

Fig. 9 is a schematic structural view of an installation fertilization device of a modularized multifunctional wheat land pressing machine according to some embodiments of the present invention.

Fig. 10 is a schematic diagram of an H-shaped frame of a modular multifunctional wheat pressing machine according to some embodiments of the present invention.

Fig. 11 is a schematic diagram illustrating connection between a bogie and a steering axle of a modular multifunctional wheat land pressing machine according to some embodiments of the present invention.

In the figure: 1. front driving land pressing wheel 2, rear steering land pressing wheel 3, frame 4, driving control system 5, power assembly 6, multifunctional connecting frame 7, bogie 8, power connecting frame 11, gear box 12, front land pressing wheel 13, connecting disc 14, belt one, 15, bridge 16, belt two, 17, cab 18, seat 19, electronic throttle controller 20, steering gear 21, gear shifter 22, hydraulic booster 23, steering cylinder 24, spraying device 25, fertilizer spreading device 26, two-wheel steering bridge 27, cylindrical pin 28, steering shaft 29, soil crushing device 30, fertilizer spreading device 31, U-shaped connecting frame 32, oblique landing leg 33, connecting nose one, 34, connecting nose two, 35, cylinder one, 36, connecting nose three, 37, H-shaped frame 38, connecting nose four, 39, cylinder two, 40 and connecting rod.

Detailed Description

Other advantages and advantages of the present invention will become apparent to those skilled in the art from the following detailed description, which, by way of illustration, is to be read in connection with certain specific embodiments, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

As shown in fig. 1 to 11, a modular multifunctional wheat press according to an embodiment of the first aspect of the present invention includes a front ground pressing wheel 1, a rear steering ground pressing wheel 2, a frame 3, a driving control system 4, a power assembly 5, a bogie 7, a multifunctional connecting frame 6 and a multifunctional assembly; the front lower side of the frame 3 is provided with a front driving land pressing wheel 1, the front upper side of the frame 3 is provided with a driving control system 4, the middle part of the frame 3 is provided with a power assembly 5, the power assembly 5 is in transmission connection with the front driving land pressing wheel 1, the rear lower side of the frame 3 is provided with a rear steering land pressing wheel 2 through a bogie 7, the rear upper side of the frame 3 is provided with a multifunctional connecting frame 6, the multifunctional assembly is detachably and quickly connected to the multifunctional connecting frame 6 in a hanging mode, and the multifunctional assembly is any one of a pesticide spraying device 24, a fertilizer spreading device 25, a soil crushing device 29 and a fertilizer application device 30.

In the above embodiment, it should be noted that the specific type of the multifunctional assembly may be set as other functional components in addition to the above type; the steering control system 4 controls the machine to travel, and the bogie 7 controls the rear steering ground-pressing wheel 2 to steer.

The technical effects achieved by the embodiment are as follows: the multifunctional connecting frame can be used for quickly hanging a fertilizer spreading device, a pesticide spraying device, a soil crushing device and a fertilizer application device, so that one machine is multipurpose, and the functions of the machine are improved; related function integration innovation is carried out aiming at winter and spring compacting of wheat, so that the machine operation time is prolonged, and the equipment operation efficiency is improved.

Optionally, as shown in fig. 1-11, in some embodiments, a gearbox 11, a first belt 14, a bridge 15, and a second belt 16 are also included; the front-drive land pressing wheel 1 comprises a front wheel shaft, a connecting disc 13 and a front land pressing wheel 12, wherein the front land pressing wheel 12 is respectively arranged at two ends of the front wheel shaft through the connecting disc 13, a gearbox 11 is arranged in the middle of the front wheel shaft in a penetrating mode, the gearbox 11 is in transmission connection with a gap bridge 15 through a belt I14, the gap bridge 15 is rotatably arranged below the middle portion of the frame 3, and the end portion of the gap bridge 15 is in transmission connection with the output end of the power assembly 5 through a belt II 16.

In the above alternative embodiment, it should be noted that the gearbox 11 is a gear box, the output shaft of the gearbox 11 is provided with a belt pulley, the end of the gap bridge 15 is provided with a belt pulley in driving connection with the belt pulley at the output end of the gearbox 11, and the belt pulley at the other end of the gap bridge 15 is in driving connection with the output end of the power assembly 5 through the belt two 16.

Alternatively, as shown in fig. 1-11, in some embodiments, the steering system 4 includes a cab 17, a seat 18, an electronic throttle control 19, a steering gear 20, a hitch 21, a hydraulic booster 22, and a steering cylinder 23; the cab 17 is arranged above the front of the frame 3, a seat 18 is arranged in the cab 17, a steering gear 20 and a gear shifter 21 are arranged in front of the seat 18, a hydraulic booster 22 is arranged below the steering gear 20, the hydraulic booster 22 controls a steering cylinder 23 through an oil pipe, and the steering cylinder 23 is arranged in front of the rear steering ground pressing wheel 2; an electronic throttle control 19 is provided beside the seat 18.

In the above alternative embodiment, it should be noted that, in operation, the driver sits on the seat 18 and then manipulates the operation of the implement through the electronic throttle control 19, the steering gear 20 and the gear shifter 21.

Alternatively, as shown in fig. 1 to 11, in some embodiments, the engine further includes a power connection frame 8, and the power assembly 5 is mounted above the middle of the frame 3 through the power connection frame 8, where the power assembly 5 is a single-cylinder engine or a multi-cylinder engine.

The beneficial effects of the above alternative embodiment are: the provision of the power connection frame 8 provides a stable mounting location for the power assembly 5.

Alternatively, as shown in fig. 1-11, in some embodiments, rear steering ground wheel 2 includes a two-wheel steer axle 26, a cylindrical pin 27, and a steer axle 28; the upper end of the bogie 7 is provided with a cylindrical pin 27, and the cylindrical pin 27 is used for controlling the left-right swing of the rear steering ground pressing wheel 2; the end of the bogie 7 is connected with a two-wheel steering axle 26 in a hanging mode, the lower end of the bogie 7 is connected with a steering shaft 28, and the steering shaft 28 is used for controlling the up-and-down floating of the rear steering ground-pressing wheel 2.

Alternatively, as shown in fig. 1 to 11, in some embodiments, the device further includes a U-shaped connecting frame 31, the lower end of the U-shaped connecting frame 31 is mounted above the multifunctional connecting frame 6 by bolts, the upper end of the U-shaped connecting frame 31 has a "U-shaped" curved surface, and the spraying device 24 is mounted on the top "U-shaped" curved surface of the U-shaped connecting frame 31 by bolting.

In the above alternative embodiment, it should be noted that, as shown in fig. 5, the U-shaped connecting frame 31 includes an arc plate having a curved surface in a "U-shape", the lower surface of the arc plate is welded to the support plate by a pipe, and the support plate is mounted to the multifunctional connecting frame 6 by a bolt.

The beneficial effects of the above alternative embodiment are: the arrangement of the U-shaped connecting frame 31 realizes the rapid installation and disassembly of the medicine spraying device 24.

Alternatively, as shown in fig. 1 to 11, in some embodiments, the multifunctional connecting frame further includes an inclined leg 32, wherein a horizontal upper mounting plate is provided at an upper end of the inclined leg 32, a vertical lower mounting plate is provided at a lower end of the inclined leg 32, the upper mounting plate of the inclined leg 32 is mounted on a bottom surface of the fertilizer spreading device 25 through a bolt, and the lower mounting plate of the inclined leg 32 is mounted on a side surface of the multifunctional connecting frame 6 through a bolt.

In the above alternative embodiment, it should be noted that, as shown in fig. 7, both the lower and upper mounting plates of the diagonal leg 32 are welded to the main body portion of the diagonal leg 32.

The beneficial effects of the above alternative embodiment are: the provision of the angled leg 32 allows for quick installation and removal of the fertilizer assembly 25.

Optionally, as shown in fig. 1 to 11, in some embodiments, the multifunctional connecting frame further comprises a connecting nose 33, wherein the connecting nose 33 is arranged at two vertex angles of the rear lower edge of the multifunctional connecting frame 6, and the front end of the soil crushing device 29 or the front end of the fertilizing device 30 is hinged on the connecting nose 33.

Optionally, as shown in fig. 1 to 11, in some embodiments, when the multifunctional assembly is a soil breaking device 29, the multifunctional assembly further includes a second connecting nose 34, a first cylinder 35, and a third connecting nose 36; the front side of the soil crushing device 29 is provided with an arc-shaped frame, the front end of the arc-shaped frame is hinged to a first connecting nose 33, the middle of the arc-shaped frame is provided with a second connecting nose 34, the middle of the rear side surface of the multifunctional connecting frame 6 is provided with a third connecting nose 36, the lower end telescopic end of a first oil cylinder 35 is hinged to the second connecting nose 34, and the upper end fixed end of the first oil cylinder 35 is hinged to the third connecting nose 36.

In the above alternative embodiment, it should be noted that the first cylinder 35 and the arc-shaped frame form a three-point connection, so as to implement adjustment of the swing amplitude of the soil breaking device 29.

The beneficial effects of the above alternative embodiment are: quick installation and removal of the soil breaking device 29 is achieved.

Optionally, as shown in fig. 1 to 11, in some embodiments, when the multifunctional assembly is the fertilizer apparatus 30, the multifunctional assembly further includes an H-shaped frame 37, a connecting nose four 38, an oil cylinder two 39, and a connecting rod 40; the H-shaped frame 37 is of an H-shaped frame structure, the two ends of the front part of the H-shaped frame 37 are respectively hinged on the first connecting nose 33, and the two ends of the rear part of the H-shaped frame 37 are respectively hinged at the lower edge of the front end of the fertilizer application device 30; a connecting nose IV 38 is arranged at the middle cross rod of the H-shaped frame 37, the upper end fixed end of the oil cylinder II 39 is hinged to the middle part of the rear side of the multifunctional connecting frame 6, and the lower end telescopic end of the oil cylinder II 39 is hinged to the connecting nose IV 38; the front end of the connecting rod 40 is hinged at the top of the rear side of the multifunctional connecting frame 6, and the rear end of the connecting rod 40 is hinged at the upper edge of the front end of the fertilizer application device 30; the length of the link 40 is equal to the length of the H-bracket 37.

In the above alternative embodiment, it should be noted that the H-shaped frame 37, the second cylinder 39 and the connecting rod 40 together form a parallel four-bar driving structure with profiling capability.

The beneficial effects of the above alternative embodiment are: quick installation and removal of the fertilizer apparatus 30 is achieved.

While the invention has been described in detail in the foregoing general description and specific examples, it will be apparent to those skilled in the art that modifications and improvements can be made thereto. Accordingly, such modifications or improvements may be made without departing from the spirit of the invention and are intended to be within the scope of the invention as claimed.

The terms such as "upper", "lower", "left", "right", "middle" and the like are also used in the present specification for convenience of description, but are not intended to limit the scope of the present invention, and the changes or modifications of the relative relationship thereof are considered to be within the scope of the present invention without substantial modification of the technical content.

Claims

1. The modularized multifunctional wheat land pressing machine is characterized by comprising a front steering land pressing wheel (1), a rear steering land pressing wheel (2), a frame (3), a driving control system (4), a power assembly (5), a bogie (7), a multifunctional connecting frame (6) and a multifunctional assembly; the front lower part of the frame (3) is provided with the front driving land pressing wheel (1), the front upper part of the frame (3) is provided with the driving control system (4), the middle part of the frame (3) is provided with the power assembly (5), the power assembly (5) is in transmission connection with the front driving land pressing wheel (1), the rear lower part of the frame (3) is provided with the rear steering land pressing wheel (2) through the bogie (7), the rear upper part of the frame (3) is provided with the multifunctional connecting frame (6), the multifunctional assembly is detachably and quickly hung on the multifunctional connecting frame (6), and the multifunctional assembly is any one of a pesticide spraying device (24), a fertilizer spreading device (25), a soil crushing device (29) and a fertilizer applying device (30);

the engine is characterized by further comprising a power connecting frame (8), wherein the power assembly (5) is arranged above the middle part of the frame (3) through the power connecting frame (8), and the power assembly (5) is a single-cylinder engine or a multi-cylinder engine;

the rear steering ground pressing wheel (2) comprises a two-wheel steering axle (26), a cylindrical pin (27) and a steering shaft (28); the upper end of the bogie (7) is provided with the cylindrical pin (27), and the cylindrical pin (27) is used for controlling the left-right swing of the rear steering ground pressing wheel (2); the end part of the bogie (7) is connected with the two-wheel steering axle (26) in a hanging mode, the lower end of the bogie (7) is connected with the steering shaft (28), and the steering shaft (28) is used for controlling the rear steering ground-pressing wheel (2) to float up and down.

2. The modular multi-functional wheat floor press of claim 1, further comprising a gearbox (11), a first belt (14), a bridge (15) and a second belt (16); the front wheel shaft is arranged in the middle of the front wheel shaft in a penetrating mode, the front wheel shaft is arranged in the gearbox (11) in a penetrating mode, the gearbox (11) is in transmission connection with the bridge (15) through the first belt (14), the bridge (15) is arranged below the middle of the frame (3) in a rotating mode, and the end portion of the bridge (15) is in transmission connection with the output end of the power assembly (5) through the second belt (16).

3. The modular multi-functional wheat floor press according to claim 1, characterized in that the driving control system (4) comprises a cab (17), a seat (18), an electronic throttle control (19), a steering gear (20), a gear shifter (21), a hydraulic booster (22) and a steering cylinder (23); the steering device comprises a frame (3), a steering wheel (2) and a steering cylinder (23), wherein the steering wheel (20) is arranged in front of the frame (3), the steering wheel (22) is arranged below the steering wheel (20), the steering wheel (23) is controlled by the steering wheel (22) through an oil pipe, the steering wheel (23) is arranged in front of the rear steering wheel (2); the electronic throttle controller (19) is arranged beside the seat (18).

4. A modular multifunctional wheat-pressing machine according to any one of claims 1 to 3, further comprising a U-shaped connecting frame (31), wherein the lower end of the U-shaped connecting frame (31) is mounted above the multifunctional connecting frame (6) through bolts, the upper end of the U-shaped connecting frame (31) is provided with a U-shaped bending surface, and the spraying device (24) is mounted on the top U-shaped bending surface of the U-shaped connecting frame (31) through bolt connection.

5. A modular multi-functional wheat mult-purpose press according to any one of claims 1 to 3, further comprising an inclined leg (32), wherein the upper end of the inclined leg (32) is provided with a horizontal upper mounting plate, the lower end of the inclined leg (32) is provided with a vertical lower mounting plate, the upper mounting plate of the inclined leg (32) is mounted on the bottom surface of the fertilizer spreading device (25) by means of bolts, and the lower mounting plate of the inclined leg (32) is mounted on the side surface of the multi-purpose connecting frame (6) by means of bolts.

6. A modular multi-functional wheat mulch applicator according to any one of claims 1 to 3, further comprising a connecting nose (33), the connecting nose (33) being provided at two apex angles of the rear lower edge of the multi-functional connecting frame (6), the front end of the soil breaking device (29) or the front end of the fertilizing device (30) being hinged on the connecting nose (33).

7. The modular multi-functional wheat mulch applicator according to claim 6, further comprising a connecting nose two (34), a cylinder one (35) and a connecting nose three (36) when the multi-functional assembly is the soil breaking device (29); the front side of hack device (29) is provided with the arc frame, the front end of arc frame articulates connect on nose one (33), the middle part of arc frame is provided with connect nose two (34), the trailing flank middle part of multi-functional link (6) is provided with connect nose three (36), the flexible end of lower extreme of hydro-cylinder one (35) articulates connect on nose two (34), the upper end fixed end of hydro-cylinder one (35) articulates connect on nose three (36).

8. The modular multifunctional wheat-pressing machine according to claim 6, characterized in that when the multifunctional assembly is the fertilizing device (30), it further comprises an H-shaped frame (37), a connecting nose four (38), a cylinder two (39) and a connecting rod (40); the H-shaped frame (37) is of an H-shaped frame structure, two ends of the front part of the H-shaped frame (37) are respectively hinged to the connecting nose I (33), and two ends of the rear part of the H-shaped frame (37) are respectively hinged to the lower edge of the front end of the fertilizing device (30); the middle cross rod of the H-shaped frame (37) is provided with a connecting nose IV (38), the upper end fixed end of the oil cylinder II (39) is hinged to the middle part of the rear side of the multifunctional connecting frame (6), and the lower end telescopic end of the oil cylinder II (39) is hinged to the connecting nose IV (38); the front end of the connecting rod (40) is hinged to the top of the rear side of the multifunctional connecting frame (6), and the rear end of the connecting rod (40) is hinged to the upper edge of the front end of the fertilizing device (30); the length of the connecting rod (40) is equal to the length of the H-shaped frame (37).