CN113207519A

CN113207519A - Agricultural planting is with laying device who prevents that plastic film perforation tears

Info

Publication number: CN113207519A
Application number: CN202110422500.4A
Authority: CN
Inventors: 李超
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-04-20
Filing date: 2021-04-20
Publication date: 2021-08-06

Abstract

The invention discloses a laying device for preventing perforation and tearing of a mulching film for agricultural planting in the technical field of agricultural instruments, which comprises a walking component, wherein the bottom end of a mounting bracket is provided with a walking wheel, and the front end of the mounting bracket is horizontally and fixedly connected with tools; the membrane penetrating assembly is arranged, and movable rods matched with the arc guide plates are arranged on the arc guide plates; the soil cracking component comprises a bottom support arm movably coupled with the travelling wheel; according to the invention, before the mulching film is contacted with the ground, the rotation of the mulching film roller drives the half-circle gear teeth to rotate, so that the pulling rod drives the L-shaped supporting rod to move at intervals, the mulching film is penetrated in advance through the circular blade-shaped protrusions, the problem of stretching, tearing and cracking in the subsequent film penetrating process is avoided, meanwhile, the broken soil blocks are driven to be contacted with the ground soil blocks through the crankshaft linkage mechanism which is synchronously driven and continuously moves with the mulching film roller to be cracked, the problem of large-area damage caused by the fact that the mulching film is punctured by the pointed soil blocks is avoided, the completeness of mulching film laying is ensured, and the laying quality and efficiency are improved.

Description

Agricultural planting is with laying device who prevents that plastic film perforation tears

Technical Field

The invention relates to the technical field of agricultural instruments, in particular to a laying device for preventing perforation and tearing of a mulching film for agricultural planting.

Background

Mulching film, i.e., ground covering film, is usually a transparent or black PE film, and also has green and silver films, and is used for ground covering to increase the temperature of soil, maintain the moisture of soil, maintain the soil structure, prevent pests from attacking crops and diseases caused by certain microorganisms, etc., and promote the growth of plants. The mulch film looks thin but performs considerably. Not only can improve the ground temperature, preserve water, soil and fertilizer and improve the fertilizer efficiency, but also has multiple functions of killing weeds, preventing diseases and insects, preventing drought and waterlogging, inhibiting salt and protecting seedlings, improving the near-ground photo-thermal condition, enabling the product to be sanitary and clean and the like. For the seedlings just coming out of the soil, the fertilizer has the effects of protecting roots, promoting growth and the like.

When the mulching film is laid, perforation operation is generally needed to be carried out on the surface of the mulching film, so that the growth of plants is facilitated, but in the prior art, perforation operation is carried out after the mulching film is laid, soil pressing and fixing are carried out on the edge of the mulching film after the mulching film is laid, the whole mulching film is in a tight state, when perforation is carried out through an external perforation device, the perforation device extrudes the mulching film downwards towards a mulching ground, and the contact end generates large downward pressure, so that the mulching film bears large lateral force, the problem that the edge of the mulching film is loosened is caused, the mulching film is likely to be torn, the laying quality of the mulching film is reduced, and the mulching film is easily punctured by the pointed bumps during laying.

Disclosure of Invention

The invention aims to provide a laying device for preventing perforation and tearing of a mulching film for agricultural planting, which aims to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: a laying device for preventing perforation and tearing of a mulching film for agricultural planting comprises,

the walking assembly comprises a mounting bracket, wherein walking wheels are arranged at the bottom end of the mounting bracket, and tools are horizontally and fixedly connected with the front end of the mounting bracket;

the membrane penetrating assembly comprises two groups of arc guide plates fixedly connected with the mounting bracket, and movable rods matched with the arc guide plates are arranged on the arc guide plates;

the soil cracking component comprises a bottom support arm movably connected with the travelling wheel through a shaft, and a rotating roller is movably inserted at the end part of the bottom support arm.

Furthermore, one end of each of the two movable rods is fixedly connected with a fixed block, a circular blade-shaped protrusion is fixedly arranged at the end of the fixed block, a bearing block matched with the circular blade-shaped protrusion and provided with an annular groove is fixedly connected to the surface of the end of the other movable rod, the tail ends of the movable rods are movably inserted into the guide pipes, and the guide pipes and the two movable rods form an annular structure after being unfolded.

Furthermore, the guide pipe is fixed on the side wall of the mounting bracket, a return spring sleeved on the movable rod is arranged in the guide pipe, a connecting pipe is fixedly inserted into the surface of the guide pipe, an L-shaped supporting rod is elastically inserted into the connecting pipe, and a sealed space is formed between the connecting pipe and the guide pipe.

Further, L type branch tip fixed connection pulling rod, pulling rod and connecting pipe parallel arrangement, just pulling rod front end is connected with half circle teeth of a cogwheel gear meshing transmission, half circle teeth of a cogwheel gear is connected with the coaxial transmission of plastic film roller, the plastic film roller passes through driving motor control and rotates.

Further, the mulching film roller is provided with a film cutting and guiding roller towards one side, guided out by a mulching film, of the mulching film roller through a connecting rod, a film cutting knife driven by an air cylinder is arranged on a vertical plane of a gap between the film cutting and guiding roller and the mulching film roller, two ends of a roller shaft of the mulching film roller are movably inserted into the side plates, and the side plates are fixedly connected with the mounting support.

Furthermore, a surrounding annular groove is formed in the surface of the rotating roller, sweeping brushes are densely inserted into the annular groove, a fixed plate is fixedly connected to the front end of the bottom support arm, a row-shaped piston cylinder is fixedly arranged between the fixed plates, a crankshaft linkage mechanism is arranged in the piston cylinder, and a vertically downward soil block is fixedly connected to the surface of each component section of the crankshaft linkage mechanism.

Furthermore, the surface of the clod block is provided with an integrally formed toothed bulge, the crankshaft linkage mechanism is installed through a rotating shaft inserted on the fixed plate, the crankshaft linkage mechanism is in transmission connection with the mulching film roller through a transmission belt, and the crankshaft linkage mechanism is arranged on one side, close to the walking wheel, of the rotating roller.

Furthermore, the end part of the rotating shaft is in transmission connection with a bevel gear set, the bevel gear set is connected with a transmission shaft, the transmission shaft movably penetrates through the inner cavity of the branch pipe and is fixedly connected with the end part of the threaded rod, and inclined soil shifting plates are arranged in the thread groove on the surface of the threaded rod at intervals.

Compared with the prior art, the invention has the beneficial effects that: according to the invention, before the mulching film is contacted with the ground, the rotation of the mulching film roller drives the half-circle gear teeth to rotate, so that the pulling rod drives the L-shaped supporting rod to move at intervals, the end part of the pulling rod extrudes the connecting pipe at intervals and forms air in a sealed space with the guide pipe, the end part of the movable rod is driven to be close to and abutted against the front side and the back side of the mulching film, the mulching film is subjected to pre-film penetrating operation through the circular blade-shaped bulges, the problem of stretching, tearing and breaking caused by subsequent film penetrating is avoided, meanwhile, the broken soil blocks are driven to be contacted with the ground soil blocks through the crankshaft linkage mechanism which is synchronously driven with the mulching film roller and continuously moves, so that the problem of large-area damage caused by the fact that the sharp soil blocks puncture the mulching film is avoided, the completeness of mulching film laying is ensured, and the laying quality and efficiency are improved.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of a membrane-through assembly of the present invention;

FIG. 3 is an enlarged view of the structure at A in FIG. 2 according to the present invention;

FIG. 4 is a schematic view of the structural connection of the clod blocks of the present invention.

In the figure: 100. a walking assembly; 101. mounting a bracket; 102. a traveling wheel; 103. utensil; 200. penetrating a membrane assembly; 201. an arc-shaped guide plate; 202. a movable rod; 203. a fixed block; 204. a circular blade-like protrusion; 205. a bearing block; 206. a guide tube; 207. a return spring; 208. a connecting pipe; 209. an L-shaped strut; 210. pulling a rod; 211. a half-turn gear tooth gear; 212. a drive motor; 213. a mulching film roller; 214. a film cutter; 215. a film guide roller; 300. a ripped soil assembly; 301. a bottom support arm; 302. a rotating roller; 303. sweeping the brush; 304. a crankshaft linkage mechanism; 305. a row-shaped piston cylinder; 306. a drive belt; 307. a bevel gear set; 308. a branch pipe; 309. a threaded rod; 310. a soil shifting plate; 311. a fixing plate; 312. and (5) crushing soil blocks.

The drawings are for illustrative purposes only and are not to be construed as limiting the patent; for the purpose of better illustrating the embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1, the invention provides a paving device for preventing perforation and tearing of a mulching film for agricultural planting, which comprises a walking assembly 100, a mounting bracket 101, a walking wheel 102 arranged at the bottom end of the mounting bracket 101, and tools 103 horizontally and fixedly connected to the front end of the mounting bracket 101; the membrane penetrating assembly 200 comprises two groups of arc-shaped guide plates 201 fixedly connected with the mounting bracket 101, and movable rods 202 matched with the arc-shaped guide plates 201 are arranged on the arc-shaped guide plates 201; the soil splitting assembly 300 comprises a bottom support arm 301 movably coupled with the road wheels 102, and a rotating roller 302 is movably inserted at the end of the bottom support arm 301.

Referring to fig. 2 and 3, one end of the two movable rods 202 is fixedly connected to a fixed block 203, the end of the fixed block 203 is fixedly provided with a circular blade-shaped protrusion 204, the other end of the movable rod 202 is fixedly connected to a receiving block 205, the surface of the receiving block is provided with an annular groove matched with the circular blade-shaped protrusion 204, the ends of the two movable rods are gradually close to and abutted against the circular blade-shaped protrusion 204, the circular blade-shaped protrusion 204 contacts with the mulching film and abuts against the receiving block 205, a circular through hole is cut on the mulching film, the tail ends of the movable rods 202 are movably inserted into guide tubes 206, and the guide tubes 206 and the two movable rods 202 form an annular structure after being unfolded, so that the ends of the movable rods 202 after being moved are close to and abutted against the front surface and the back surface of the mulching film.

Referring to fig. 2 and 3, the guide tube 206 is fixed on the side wall of the mounting bracket 101, a return spring 207 sleeved on the movable rod 202 is arranged in the guide tube 206, a connecting tube 208 is fixedly inserted on the surface of the guide tube 206, an L-shaped supporting rod 209 is elastically inserted on the connecting tube 208, the L-shaped supporting rod 209 moves, the end part of the L-shaped supporting rod extrudes air in a sealed space formed by the connecting tube 208 and the guide tube 206 at intervals, so that the movable rod 202 is driven to move out of the guide tube 206, the mulching film is perforated, and the sealed space is formed by the connecting tube 208 and the guide tube 206.

Referring to fig. 2 and 3, the end of the L-shaped support rod 209 is fixedly connected with a pulling rod 210, the pulling rod 210 is parallel to the connecting pipe 208, the front end of the pulling rod 210 is engaged and transmission-connected with the half-turn gear teeth gear 211, before the mulching film contacts the ground, the rotation of the mulching film roller 213 drives the half-turn gear teeth gear 211 to rotate, so that the pulling rod 210 drives the L-shaped support rod 209 to move at intervals, the end part thereof extrudes air in a sealed space formed by the connecting pipe 208 and the guide pipe 206 at intervals, the end part of the movable rod 202 is driven to be close to and abut against the front and back surfaces of the mulching film, the mulching film is pre-perforated by the circular blade-shaped protrusion 204, the problem of stretching, tearing, and breaking of the subsequent film is avoided, the half-turn gear teeth gear 211 is coaxially transmission-connected with the mulching film roller 213, and the rotation of the mulching film roller 213 is controlled by the driving motor 212.

Referring to fig. 2 and 3, a film cutting and guiding roller 215 is disposed on a side of the mulching film roller 213 facing the mulching film guiding-out side through a connecting rod, a film cutting knife 214 driven by an air cylinder is disposed on a vertical plane of a gap between the film cutting and guiding roller 215 and the mulching film roller 213, the mulching film is cut off by the film cutting knife 214, two ends of a roller shaft of the mulching film roller 213 are movably inserted into side plates (not numbered in the figure), and the side plates are fixedly connected with the mounting bracket 101.

Referring to fig. 3 and 4, a circumferential annular groove is formed in the surface of the rotating roller 302, the sweeping brushes 303 are densely inserted into the annular groove, a fixing plate 311 is fixedly connected to the front end of the bottom support arm 301, a row-shaped piston cylinder 305 is fixedly arranged between the fixing plates 311, a crankshaft linkage mechanism 304 is arranged in the row-shaped piston cylinder 305, the soil blocks 312 are driven by the crankshaft linkage mechanism 304 which is synchronously driven and continuously moves with the mulching film roller 213 to contact with the soil blocks on the ground to be broken, the problem that the mulching film is punctured by the sharp soil blocks to cause large-area damage is avoided, and the soil blocks 312 which are vertically downward are fixedly connected to the surface of each component section of the crankshaft linkage mechanism 304.

Referring to fig. 3 and 4, the surface of the clod block 312 is provided with integrally formed tooth-shaped protrusions, the crankshaft linkage mechanism 304 is installed through a rotating shaft (not numbered in the figures) inserted on the fixing plate 311, the crankshaft linkage mechanism 304 is in transmission connection with the mulching film roller 213 through a transmission belt 306, the clod block 312 is driven to contact with the ground clod block to be broken through the crankshaft linkage mechanism 304 which is in synchronous transmission with the mulching film roller 213 and continuously moves, and the crankshaft linkage mechanism 304 is arranged on one side of the rotating roller 302 close to the traveling wheel 102.

Referring to fig. 3 and 4, the end of the rotating shaft is connected to a bevel gear set 307, the bevel gear set 307 is connected to the driving shaft, the bevel gear set 307 rotates in synchronization with the rotation of the rotating roller 302 to drive the threaded rod 309 to rotate continuously, so that the soil scraping plates 310 on the surface of the threaded rod turn over the soil residues to the edges of the mulching films to be buried, the driving shaft movably penetrates through the inner cavity of the branch pipe 308 and is fixedly connected to the end of the threaded rod 309, and the inclined soil scraping plates 310 are arranged in the thread grooves on the surface of the threaded rod 309 at intervals.

The standard parts used in the invention can be purchased from the market, the special-shaped parts can be customized according to the description of the specification and the accompanying drawings, the specific connection mode of each part adopts conventional means such as bolts, rivets, welding and the like mature in the prior art, the machines, the parts and equipment adopt conventional models in the prior art, and the circuit connection adopts the conventional connection mode in the prior art, so that the detailed description is omitted.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a farming is with laying device who prevents that plastic film perforation tears, its characterized in that: comprises the steps of (a) preparing a mixture of a plurality of raw materials,

the walking assembly (100) comprises a mounting bracket (101), walking wheels (102) are arranged at the bottom end of the mounting bracket (101), and tools (103) are horizontally and fixedly connected to the front end of the mounting bracket (101);

the membrane penetrating assembly (200) comprises two groups of arc-shaped guide plates (201) fixedly connected with the mounting bracket (101), and movable rods (202) matched with the arc-shaped guide plates (201) are arranged on the arc-shaped guide plates (201);

the soil splitting assembly (300) comprises a bottom support arm (301) movably coupled with the travelling wheel (102), and a rotating roller (302) is movably inserted into the end of the bottom support arm (301).

2. The laying device for preventing perforation and tearing of the mulching film for agricultural planting according to claim 1, wherein: two one of them tip fixed connection fixed block (203) of movable rod (202), fixed block (203) end fixing is equipped with circular blade form arch (204), and another movable rod (202) end fixing is connected with the surface and is seted up and connect piece (205) with the protruding (204) adaptation annular groove of circular blade form, the equal activity of movable rod (202) tail end is pegged graft in stand pipe (206), constitute annular structure after stand pipe (206) and two movable rods (202) expand.

3. The laying device for preventing perforation and tearing of the mulching film for agricultural planting according to claim 2, wherein: the guide pipe (206) is fixed on the side wall of the mounting bracket (101), a return spring (207) sleeved on the movable rod (202) is arranged in the guide pipe (206), a connecting pipe (208) is fixedly inserted into the surface of the guide pipe (206), an L-shaped supporting rod (209) is elastically inserted into the connecting pipe (208), and a sealing space is formed between the connecting pipe (208) and the guide pipe (206).

4. The laying device for preventing perforation and tearing of the mulching film for agricultural planting according to claim 3, wherein: l type branch (209) tip fixed connection pulling rod (210), pulling rod (210) and connecting pipe (208) parallel arrangement, just pulling rod (210) front end is connected with half circle teeth of a cogwheel gear (211) meshing transmission, half circle teeth of a cogwheel gear (211) are connected with the coaxial transmission of plastic film roller (213), plastic film roller (213) are through driving motor (212) control rotation.

5. The laying device for preventing perforation and tearing of the mulching film for agricultural planting according to claim 4, wherein: the mulching film cutting device is characterized in that one side, led out towards a mulching film, of the mulching film roller (213) is provided with a film cutting and guiding roller (215) through a connecting rod, a film cutting knife (214) driven by an air cylinder is arranged on a vertical plane of a gap between the film cutting and guiding roller (215) and the mulching film roller (213), two ends of a roller shaft of the mulching film roller (213) are movably inserted into side plates, and the side plates are fixedly connected with a mounting support (101).

6. The laying device for preventing perforation and tearing of the mulching film for agricultural planting according to claim 5, wherein: the surface of the rotating roller (302) is provided with a surrounding annular groove, the annular groove is internally and densely spliced with the sweeping brush (303), the front end of the bottom support arm (301) is fixedly connected with a fixing plate (311), a row-shaped piston cylinder (305) is fixedly arranged between the fixing plates (311), a crankshaft linkage mechanism (304) is arranged in the piston cylinder, and the surface of each component section of the crankshaft linkage mechanism (304) is fixedly connected with a vertical downward soil crushing block (312).

7. The laying device for preventing perforation and tearing of the mulching film for agricultural planting according to claim 6, wherein: the soil crushing block (312) surface is equipped with integrated into one piece's dentate bulge, crankshaft link gear (304) are installed through the axis of rotation of pegging graft on fixed plate (311), just crankshaft link gear (304) are connected with plastic film roller (213) transmission through driving belt (306), crankshaft link gear (304) are located and are rotated roller (302) and are close to walking wheel (102) one side.

8. The laying device for preventing perforation and tearing of the mulching film for agricultural planting according to claim 7, wherein: the utility model discloses a soil-shifting device, including threaded rod (309), swivel axis, bevel gear set (307), transmission shaft activity run through branch pipe (308) inner chamber and with threaded rod (309) tip fixed connection, the interval is equipped with inclined and dials native board (310) in the thread groove on threaded rod (309) surface.