CN116349527A

CN116349527A - Lawn production line and production method

Info

Publication number: CN116349527A
Application number: CN202310223025.7A
Authority: CN
Inventors: 顾爱爱
Original assignee: Ningbo Huixin Intelligent Equipment Co ltd
Current assignee: Ningbo Huixin Intelligent Equipment Co ltd
Priority date: 2023-03-09
Filing date: 2023-03-09
Publication date: 2023-06-30

Abstract

The invention relates to a lawn production line and a production method, comprising a conveying line and a tray moving along the conveying line, wherein a feeding station, a water adding device, a film covering device, a first soil covering device, a seeding device, a second soil covering device, a soil pressing device, a water spraying device and a discharging station are sequentially arranged on the conveying line, and the feeding station is used for placing the tray; the water adding device is used for adding water to the tray; the film covering device is used for covering the tray with fiber cloth; the first earthing device is used for paving soil on the fiber cloth of the tray; the sowing device is used for spreading grass seeds on soil of the tray; the second earthing device is used for paving soil on grass seeds of the tray; the soil pressing device is used for pressing soil on the tray; the water spraying device is used for watering soil of the tray. The lawn production line and the production method have the following advantages: the automation degree is high, the production efficiency is high, and the production cost is reduced.

Description

Lawn production line and production method

Technical Field

The invention relates to the technical field of lawn production, in particular to a lawn production line and a lawn production method.

Background

The lawn is a lawn which is artificially planted or artificially maintained and managed and plays a role in greening and beautifying. It is one of the marks of the civilization degree of a country and a city. Lawns are generally divided into two types, one being artificial turf, which is a surface made of fibers for replacing the grass, and the other being natural turf, which is green plants artificially cultivated on soil. The natural turf is required to be used in places with high social requirements, such as home courtyards and municipal greening, and the natural turf is usually produced by artificial cultivation, so that the production efficiency is low and the cost is high.

Disclosure of Invention

An object of the application is to provide a lawn production line and a production method, which have high automation degree.

Another object of the application is to provide a lawn production line and a production method, which have high production efficiency and low production cost.

The technical scheme that this application adopted is: the lawn production line comprises a conveying line and a tray moving along the conveying line, wherein a feeding station, a water adding device, a film covering device, a first soil covering device, a seeding device, a second soil covering device, a soil pressing device, a water spraying device and a discharging station are sequentially arranged on the conveying line, and the feeding station is used for placing the tray;

The water adding device is used for adding water to the tray;

the film covering device is used for covering the tray with fiber cloth;

the first earthing device is used for paving soil on the fiber cloth of the tray;

the sowing device is used for spreading grass seeds on soil of the tray;

the second earthing device is used for paving soil on grass seeds of the tray;

the soil pressing device is used for pressing soil on the tray;

the water spraying device is used for watering soil of the tray;

the blanking station is used for taking down a tray for completing lawn production;

the conveying line is used for conveying the trays.

Compared with the prior art, the automatic machine has the advantages of high automation degree, high production efficiency and reduced production cost.

In some embodiments of the present application, the water adding device includes a water adding frame and a first water tray, the water adding frame is connected with the first water tray through a first guide post, and a plurality of first water outlets are formed in the first water tray; a first water outlet pipe is arranged at one side of the first water outlet hole facing the conveying line; the water adding rack is sleeved with a first housing; the size of the first water tray is the same as that of the tray, and when the tray reaches the position below the water adding device, the projection of the first water tray on the horizontal plane coincides with the projection of the tray on the horizontal plane; the lower end of the first guide post is fixedly connected with the first water tray through a first guide shaft support, a first fixing ring is sleeved at the upper end of the first guide post, and the lower bottom surface of the first fixing ring is abutted with the water adding rack; the first housing is provided with a first water inlet which is arranged right above the first water tray.

In some embodiments of the present application, the film laminating device includes a conveying mechanism and a grabbing mechanism, the conveying mechanism includes a fixing frame, a roller assembly and a film roll, the roller assembly and the film roll are both disposed on the fixing frame, the film roll is rotationally connected with the fixing frame, and the film roll is transferred to the grabbing mechanism through the roller assembly; the grabbing mechanism comprises clamping jaw assemblies and cutter assemblies, the cutter assemblies are arranged between the roller assemblies and the clamping jaw assemblies, the clamping jaw assemblies comprise sliding rails which are perpendicular to the conveying direction of the conveying line, first clamping jaws which are arranged along the conveying direction of the conveying line, first driving devices and welding frames, the first driving devices and the welding frames are used for driving the first clamping jaws to move, at least two first clamping jaws are arranged, sliding blocks capable of sliding along the sliding rails are arranged on the sliding rails, the first clamping jaws are connected with the sliding blocks through brackets, and the sliding rails are arranged on the welding frames; the first driving device and the sliding rail are respectively arranged at two sides of the bracket, and the first driving device is connected with the bracket; the welding frame is erected on the conveying line; the cutter assembly comprises a cutter mounting frame and an upper cutter, a second driving device for driving the upper cutter is arranged on the cutter mounting frame, the upper cutter is connected with the second driving device, and the cutter mounting frame is fixedly connected with the welding frame; a lower cutter is arranged right below the upper cutter, a third driving device for driving the lower cutter is arranged on the cutter mounting frame, and the third driving device is connected with the lower cutter; the opposite side of the upper cutter and the first clamping jaw is provided with a second clamping jaw, the second clamping jaw is arranged on two sides of the film roll, and the second clamping jaw faces towards the middle of the two sides.

Further, the cylinder subassembly includes first cylinder group, last tension roller, lower tension roller and the second cylinder group that sets gradually along second clamping jaw to membrane roll direction, and first cylinder group is adjacent with the second clamping jaw, and the second cylinder group is adjacent with the membrane roll, and lower tension roller is less than last tension roller, and first cylinder group includes 2 big tension roller, and the clearance between the top surface of going up tension roller and 2 big tension roller is in the coplanar, and first cylinder group, last tension roller, lower tension roller and second cylinder group all rotate with the mount and are connected.

In some embodiments of the present application, the first soil covering device includes a soil scattering mechanism and a first bucket elevator, the first bucket elevator is used for transporting soil below to the soil scattering mechanism, the soil scattering mechanism includes a soil scattering rack and a soil bin, the soil bin is penetrated up and down, the soil bin is connected with the soil scattering rack, and a stirring component for stirring the soil is arranged in the soil bin; the stirring assembly comprises a first rotating shaft and a fourth driving device for driving the first rotating shaft to rotate, spiral stirring blades are arranged on the first rotating shaft, and the first rotating shaft is rotationally connected with the soil bin; the soil scattering mechanism further comprises a separation assembly, the separation assembly comprises two symmetrically arranged partition plates, gaps are formed in two sides of the soil bin, the partition plates are arranged in the soil bin through the gaps, the two partition plates are mutually abutted, a screw rod arranged along the moving direction of the conveying line and a sixth driving device for driving the screw rod to rotate are arranged on the soil scattering frame, the screw rod is rotationally connected with the soil scattering frame, two screw nuts opposite in moving direction are arranged on the screw rod, a connecting seat is sleeved outside the screw nut, the connecting seat is rotationally connected with the screw nuts, the two connecting seats are respectively connected with one partition plate, and the partition plates are arranged below the stirring assembly; the soil scattering rack is provided with a guide rail in the same direction as the lead screw, the guide rail is provided with two guide blocks capable of sliding along the guide rail, and the two guide blocks are respectively connected with a partition plate; a guide groove which is in the same direction as the screw rod is arranged in the soil bin, and the partition plate is arranged on the guide groove; the soil bin is provided with a first vibrator; the upper part of the soil bin is inclined towards the direction of the first bucket elevator.

Further, the separation component is provided with an upper layer and a lower layer.

In some embodiments of the present application, the seeding device includes a seeding mechanism and a second bucket elevator, the second bucket elevator is used for transporting the grass seeds below to the seeding mechanism, the seeding mechanism includes a seeding frame and a grass bin, the grass bin is communicated up and down, the grass bin is connected with the seeding frame, and a seeding component for breaking the grass seeds is arranged in the grass bin; the seeding assembly comprises a second rotating shaft and a fifth driving device for driving the second rotating shaft to rotate, blades which are arranged in a spiral manner are arranged on the second rotating shaft, and the second rotating shaft is rotationally connected with the grass bin; the grass bin is provided with a second vibrator; the second rotating shaft is provided with an upper layer and a lower layer; the upper part of the grass bin is inclined towards the periphery.

In some embodiments of the present application, the second earthing device is the same as the first earthing device.

In some embodiments of the present application, the soil compacting device includes a soil compacting frame and a pressing plate, a pressurizing cylinder is arranged on the soil compacting frame, and an extending end of the pressurizing cylinder is connected with the pressing plate through a flange seat; the lower bottom surface of the pressing plate is the same as the upper bottom surface of the tray in size and shape, and when the tray reaches the lower part of the soil compacting device and is in place, the projection of the lower bottom surface of the pressing plate on the horizontal plane coincides with the projection of the upper bottom surface of the tray on the horizontal plane; the soil pressing machine frame is provided with a second guide post, the lower end of the second guide post is connected with the pressing plate through a second guide shaft support, and the upper end of the second guide post is connected with the soil pressing machine frame through a flange linear bearing; the second cover shell is sleeved outside the soil pressing frame; the second housing is provided with an opening which is arranged right above the pressurizing cylinder.

In some embodiments of the present application, the water spraying device includes a water spraying rack and a second water tray, the water spraying rack is connected with the second water tray through a third guide post, and a plurality of second water outlets are formed in the second water tray; a second water outlet pipe is arranged at one side of the second water outlet hole facing the conveying line; the inner diameter of the second water outlet pipe is smaller than that of the first water outlet pipe; the size of the second water tray is the same as that of the tray, and in a state that the tray is in place below the water spraying device, the projection of the second water tray on the horizontal plane coincides with the projection of the tray on the horizontal plane; the lower end of the third guide post is fixedly connected with the second water tray through a third guide shaft support, the upper end of the third guide post is sleeved with a second fixed ring, and the lower bottom surface of the second fixed ring is abutted with the water spraying rack; the number of the second water outlet holes is larger than that of the first water outlet holes; the inner diameter of the second water outlet pipe is 3-8mm; a third housing is sleeved outside the water spraying rack; the third housing is provided with a second water inlet which is arranged right above the second water tray.

In some embodiments of the present application, 2 planting trays are provided on the tray.

The production method applying the lawn production line comprises the following steps:

a. placing an empty tray on a loading station;

b. Conveying the tray to the lower part of the water adding device by a conveying line, and adding water to the tray by the water adding device;

c. the tray added with water is conveyed to a film covering device by a conveying line, and a layer of fiber cloth is covered on the tray by the film covering device;

d. conveying the tray covered with the fiber cloth to the lower part of the first earthing device by a conveying line, and paving a layer of soil on the fiber cloth by the first earthing device;

e. conveying the tray with the first soil covering to the lower part of the seeding device by a conveying line, and spreading grass seeds on soil by the seeding device;

f. conveying the tray subjected to seed sowing to the lower part of the second earthing device by a conveying line, and paving a layer of soil on grass seeds by the second earthing device;

g. conveying the tray with the second soil covering to the lower part of the soil pressing device by a conveying line, and flattening the soil on the uppermost layer by the soil pressing device;

h. conveying the tray with the soil pressed to the lower part of a water spraying device by a conveying line, and spraying water on the soil by the water spraying device;

i. and conveying the tray with water spraying to a discharging station for discharging by a conveying line.

Drawings

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

FIG. 2 is a schematic view of the water adding device according to embodiment 1 of the present invention;

FIG. 3 is a schematic view showing the construction of the water adding device according to embodiment 1 of the present invention with the first housing removed;

fig. 4 is a schematic view showing the structure of a first water tray according to embodiment 1 of the present invention;

fig. 5 is a schematic structural view of a film laminating apparatus according to embodiment 1 of the present invention;

fig. 6 is a schematic structural view of a grasping mechanism of embodiment 1 of the invention;

figure 7 is a schematic view of the cutter assembly of embodiment 1 of the present invention;

FIG. 8 is a cross-sectional view of a film laminating apparatus according to embodiment 1 of the present invention;

fig. 9 is a schematic structural view of a first soil covering device according to embodiment 1 of the present invention;

fig. 10 is a schematic structural view of a first shaft according to embodiment 1 of the present invention;

FIG. 11 is a schematic view of the soil spreading mechanism according to embodiment 1 of the present invention;

FIG. 12 is a cross-sectional view of the soil spreading mechanism of embodiment 1 of the present invention;

fig. 13 is an enlarged view of a portion a in fig. 12;

FIG. 14 is a schematic view showing the structure of a sowing device in accordance with embodiment 1 of the present invention;

fig. 15 is a schematic structural view of a second shaft according to embodiment 1 of the present invention;

FIG. 16 is a schematic view showing the structure of a seed-spreading mechanism according to embodiment 1 of the present invention;

fig. 17 is a schematic view of the construction of the soil compacting device of embodiment 1 of the present invention;

FIG. 18 is a schematic view showing the construction of the soil compacting device of example 1 of the present invention with the second housing removed;

fig. 19 is a schematic view showing the structure of a water spraying device according to embodiment 1 of the present invention;

FIG. 20 is a schematic view showing the construction of the water spraying apparatus according to embodiment 1 of the present invention with the third housing removed;

fig. 21 is a schematic structural view of a second water tray according to embodiment 1 of the present invention.

In the figure: 1. a conveying line; 10. a tray; 11. a feeding station; 12. a blanking station; 2. a water adding device; 21. a water adding rack; 22. a first water tray; 23. a first guide post; 24. a first water outlet hole; 25. a first water outlet pipe; 26. a first housing; 27. a first guide shaft support; 28. a first fixing ring; 29. a first water inlet; 3. a film covering device; 31. a conveying mechanism; 32. a grabbing mechanism; 33. a fixing frame; 34. a roller assembly; 35. film rolls; 36. a jaw assembly; 37. a cutter assembly; 38. a slide rail; 39. a first jaw; 310. a first driving device; 311. a welding frame; 312. a slide block; 313. a bracket; 314. a cutter mounting rack; 315. an upper cutter; 316. a second driving device; 317. a lower cutter; 318. a third driving device; 319. a second jaw; 320. a first roller set; 321. an upper tension roller; 322. a lower tension roller; 323. a second roller set; 324. a large tension roller; 4. a first earthing device; 41. a soil scattering mechanism; 42. a first bucket elevator; 43. a soil scattering frame; 44. a soil bin; 45. a stirring assembly; 46. a first rotating shaft; 47. a fourth driving device; 48. spiral stirring blades; 49. a partition assembly; 410. a partition plate; 411. a notch; 412. a screw rod; 413. a lead screw nut; 414. a connecting seat; 415. a guide rail; 416. a guide block; 417. a guide groove; 418. a first vibrator; 419. a sixth driving device; 5. a sowing device; 51. a seed sowing mechanism; 52. a second bucket elevator; 53. a seed sowing machine frame; 54. a grass bin; 55. a seeding assembly; 56. a second rotating shaft; 57. a fifth driving device; 58. a blade; 59. a second vibrator; 6. a second earthing device; 7. a soil compacting device; 71. a soil compacting frame; 72. a pressing plate; 73. a pressurizing cylinder; 74. a flange seat; 75. a second guide post; 76. a second guide shaft support; 77. a flange linear bearing; 78. a second housing; 79. an opening; 8. a water spraying device; 81. a water spraying rack; 82. a second water tray; 83. a third guide post; 84. a second water outlet hole; 85. a second water outlet pipe; 86. a third guide shaft support; 87. a second fixing ring; 88. a third housing; 89. and a second water inlet.

Detailed Description

In order to further describe the technical means and effects adopted by the present invention for achieving the intended purpose, the following detailed description will refer to the specific implementation, structure, characteristics and effects according to the present invention with reference to the accompanying drawings and preferred embodiments.

Example 1:

the lawn production line provided by the embodiment, as shown in fig. 1, comprises a conveying line 1 and a tray 10 moving along the conveying line 1, wherein a feeding station 11, a water adding device 2, a film covering device 3, a first soil covering device 4, a seeding device 5, a second soil covering device 6, a soil compacting device 7, a water spraying device 8 and a discharging station 12 are sequentially arranged on the conveying line 1, and the feeding station 11 is used for placing the tray 10;

the water adding device 2 is used for adding water to the tray 10;

the film coating device 3 is used for coating fiber cloth on the tray 10;

the first earthing device 4 is used for paving soil on the fiber cloth of the tray 10;

the sowing device 5 is used for spreading grass seeds on soil of the tray 10;

the second soil covering device 6 is used for paving soil on grass seeds of the tray 10;

the soil pressing device 7 is used for pressing soil on the tray 10;

the water spraying device 8 is used for watering soil of the tray 10;

The blanking station 12 is used for removing the tray 10 for completing lawn production;

the conveyor line 1 is used for conveying pallets 10. In this embodiment, the conveyor line 1 is a roller conveyor line.

In order to ensure water feeding, as shown in fig. 2 and 3, the water feeding device 2 includes a water feeding frame 21 and a first water tray 22, the water feeding frame 21 and the first water tray 22 are connected by a first guide post 23, and a plurality of first water outlet holes 24 are formed in the first water tray 22. The water adding frame 21 is used for providing support, the first water tray 22 is used for leading water into the first water outlet 24, the first guide pillar 23 is used for connecting the first water tray 22 and the water adding frame 21, and the first water outlet 24 is used for water to flow downwards. When the water dispenser is used, the external water pipe is used for introducing water into the first water tray 22, the introduced water is firstly on the first water tray 22, a part of the introduced water directly flows out of the first water outlet 24 onto the tray 10, the redundant water is outwards diffused on the first water tray 22 and flows out of the first water outlet 24 on the outer side after contacting with the first water outlet 24 on the outer side, and compared with single macroporous water outlet, the water dispenser is used for discharging water through a plurality of water outlets, so that the water can be quickly and evenly added into the tray 10, and the impact force on the tray 10 is smaller.

In order to achieve better water outlet effect, as shown in fig. 4, a first water outlet pipe 25 is disposed at a side of the first water outlet hole 24 facing the conveying line 1. The first water outlet hole 24 is provided with the first water outlet pipe 25, so that water passing through the first water outlet hole 24 enters the first water outlet pipe 25, the first water outlet pipe 25 extends towards the conveying line 1, the water outlet end is closer to the tray 10, water is directly discharged from the first water outlet hole 24, water flow possibly diffuses along the bottom of the first water tray 22, and the water is directly downwards after passing through the first water outlet pipe 25.

For improved protection, the water-adding frame 21 is covered with a first cover 26. The first housing 26 is designed to prevent contaminants from entering the first tray 22 and blocking the first outlet opening 24.

In order to ensure the water adding effect, the size of the first water tray 22 is the same as that of the tray 10, and in a state that the tray 10 reaches below the water adding device 2 and is in place, the projection of the first water tray 22 on the horizontal plane coincides with the projection of the tray 10 on the horizontal plane. The first water tray 22 is completely overlapped with the position of the tray 10 in place up and down, so that the first water outlet holes 24 can cover all positions of the whole tray 10, and water is added more uniformly.

In order to ensure reliable fixation, the lower end of the first guide pillar 23 is fixedly connected with the first water tray 22 through a first guide shaft support 27, a first fixing ring 28 is sleeved on the upper end of the first guide pillar 23, and the lower bottom surface of the first fixing ring 28 is abutted to the water adding frame 21. The design of the first guide shaft support 27 and the first fixing ring 28 facilitates quick installation of the first guide post 23, and the height of the first water tray 22 can be conveniently adjusted through the first fixing ring 28.

In order to facilitate water intake, the first housing 26 is provided with a first water inlet 29, and the first water inlet 29 is disposed directly above the first water tray 22. The design of first water inlet 29 makes things convenient for external water pipe to enter into in the first housing 26, and first water inlet 29 sets up directly over first water tray 22, makes things convenient for external water pipe to be connected with first water inlet 29 directly, and first water inlet 29 goes out water and directly falls on the first water tray 22.

In order to ensure the film coating effect, as shown in fig. 5, the film coating device 3 includes a conveying mechanism 31 and a grabbing mechanism 32, the conveying mechanism 31 includes a fixing frame 33, a roller assembly 34 and a film roll 35, the roller assembly 34 and the film roll 35 are both arranged on the fixing frame 33, the film roll 35 is rotationally connected with the fixing frame 33, the film roll 35 is transmitted to the grabbing mechanism 32 through the roller assembly 34, and the fixing frame 33 is arranged beside the conveying line 1. The mount 33 is used for providing mounting support, the roller assembly 34 is used for tensioning the fiber cloth, the grabbing of the grabbing mechanism 32 is facilitated, the film roll 35 is used for providing the fiber cloth required for coating, and the grabbing mechanism 32 is used for grabbing and covering the fiber cloth onto the tray 10. In operation, the fiber cloth on the film roll 35 is transferred to the grabbing mechanism 32 through the roller assembly 34, and the grabbing mechanism 32 grabs the fiber cloth and covers the tray 10 to complete film covering. After the film is covered, ventilation is ensured, and meanwhile, a whole lawn can be formed in the later period, so that the transportation is convenient.

In order to ensure the grabbing effect, as shown in fig. 6, the grabbing mechanism 32 includes a clamping jaw assembly 36 and a cutter assembly 37, the cutter assembly 37 is disposed between the roller assembly 34 and the clamping jaw assembly 36, the clamping jaw assembly 36 includes a sliding rail 38 disposed perpendicular to the conveying direction of the conveying line 1, a first clamping jaw 39 disposed along the conveying direction of the conveying line 1, a first driving device 310 for driving the first clamping jaw 39 to move, and a welding frame 311, at least two first clamping jaws 39 are disposed on the sliding rail 38, a sliding block 312 capable of sliding along the sliding rail 38 is disposed on the sliding rail 38, the first clamping jaw 39 is connected with the sliding block 312 through a bracket 313, and the sliding rail 38 is disposed on the welding frame 311. The clamping jaw assembly 36 is used for grabbing fiber cloth, the cutter assembly 37 is used for cutting off the fiber cloth, the cutter assembly 37 is arranged between the roller assembly 34 and the clamping jaw assembly 36, the cutter assembly 37 can cut off the fiber cloth connected with the roller assembly 34 after the clamping jaw assembly 36 grabs the fiber cloth, the sliding rail 38 is arranged perpendicular to the conveying direction of the conveying line 1, the sliding block 312 can drive the first clamping jaw 39 to move from one side of the conveying line 1 to the other side, further, the fiber cloth can be covered from one side to the other side, the first clamping jaw 39 is arranged along the conveying direction of the conveying line 1 and is provided with at least two clamping jaws, grabbing from two ends of the fiber cloth is facilitated, two sides of the fiber cloth do not droop, a film covering effect is guaranteed, and the welding frame 311 is used for providing mounting support.

For reliable movement, the first drive 310 and the slide 38 are arranged on both sides of the support 313, respectively, the first drive 310 being connected to the support 313. The first driving device 310 and the sliding rail 38 are respectively arranged at two sides of the support 313, so that two sides of the support 313 are connected, and the connection reliability of the support 313 is ensured.

For reliable installation, the welding frame 311 is mounted on the conveyor line 1. The welding frame 311 is erected on the conveying line 1, so that the welding frame 311 is convenient to install, the welding frame is relatively fixed with the position of the conveying line 1, and the welding frame can be used without adjusting the height, the width and the like.

In order to cut off reliably, as shown in fig. 7, the cutter assembly 37 includes a cutter mounting frame 314 and an upper cutter 315, the cutter mounting frame 314 is provided with a second driving device 316 for driving the upper cutter 315, the upper cutter 315 is connected with the second driving device 316, and the cutter mounting frame 314 is fixedly connected with the welding frame 311. The cutter mounting frame 314 is used for mounting and supporting an upper cutter 315, the upper cutter 315 is used for cutting off fiber cloth, and in operation, the second driving device 316 drives the upper cutter 315 to cut off fiber cloth downwards.

In order to cut off reliably, a lower cutter 317 is disposed under the upper cutter 315, a third driving device 318 for driving the lower cutter 317 is disposed on the cutter mounting rack 314, and the third driving device 318 is connected with the lower cutter 317. The upper cutter 315 cooperates with the lower cutter 317, which can ensure a better cutting effect on the fiber cloth.

For cutting reliability, the other side of the upper cutter 315 opposite to the first jaw 39 is provided with a second jaw 319, the second jaw 319 being arranged on both sides of the film roll 35, the second jaw 319 being oriented towards the middle of both sides. The second clamping jaw 319 is used for grasping the fiber cloth, and is more convenient for the cutting of the fiber cloth by the cutter assembly 37, and the second clamping jaw 319 is arranged at two sides of the film roll 35, so that the second clamping jaw 319 can grasp at two sides of the fiber cloth, and the two sides of the fiber cloth are kept in a tensioning state and are matched with the first clamping jaw 39, so that the fiber cloth is kept in tensioning from the first clamping jaw 39 to the second clamping jaw 319, and the cutting is convenient. In this embodiment, 4 first clamping jaws 39 are provided, the first driving device 310 may also be connected to the slider 312, the first driving device 310 employs an electric cylinder, and the first clamping jaws 39 and the second clamping jaws 319 employ pneumatic clamping jaws.

For reliable transmission of the fiber cloth, as shown in fig. 8, the roller assembly 34 includes a first roller group 320, an upper tension roller 321, a lower tension roller 322 and a second roller group 323 sequentially disposed along the direction from the second clamping jaw 319 to the film roll 35, the first roller group 320 is adjacent to the second clamping jaw 319, the second roller group 323 is adjacent to the film roll 35, the lower tension roller 322 is lower than the upper tension roller 321, the first roller group 320 includes 2 large tension rollers 324, the top surface of the upper tension roller 321 is on the same plane with the gap between the 2 large tension rollers 324, and the first roller group 320, the upper tension roller 321, the lower tension roller 322 and the second roller group 323 are all rotatably connected with the fixing frame 33.

In order to reliably spread soil, as shown in fig. 9, the first soil covering device 4 includes a soil spreading mechanism 41 and a first bucket elevator 42, the first bucket elevator 42 is used for transporting soil below to the soil spreading mechanism 41, the soil spreading mechanism 41 includes a soil spreading frame 43 and a soil bin 44, the soil bin 44 is vertically penetrated, the soil bin 44 is connected with the soil spreading frame 43, and a stirring assembly 45 for stirring the soil is arranged in the soil bin 44. The soil scattering frame 43 is used for providing installation support, the soil bin 44 is used for carrying the soil centralized processing that the first bucket elevator 42 carried up, and the soil bin 44 link up from top to bottom and is convenient for the earth after handling to drop on the tray 10. In operation, the first bucket elevator 42 lifts the soil below to above and then falls into the soil bin 44, the stirring assembly 45 stirs and disperses the soil in the soil bin 44 and then falls onto the tray 10 to finish soil scattering.

For reliable stirring, as shown in fig. 10, the stirring assembly 45 includes a first shaft 46 and a fourth driving device 47 for driving the first shaft 46 to rotate, a spiral stirring blade 48 is disposed on the first shaft 46, and the first shaft 46 is rotatably connected with the soil bin 44. The spiral stirring blade 48 has good stirring effect on soil and is not easy to be blocked. In operation, the fourth driving device 47 drives the first rotating shaft 46 to rotate, and then drives the spiral stirring blade 48 to rotate, so as to stir and disperse soil. The fourth driving device 47 comprises a stirring motor and a first chain, a first sprocket is arranged at the end part of the first rotating shaft 46, the stirring motor is arranged outside the soil bin 44, a first driving wheel is arranged on the stirring motor, and the first driving wheel is connected with the first sprocket through the first chain. The first chain can drive a plurality of first sprockets simultaneously, and then drive a plurality of first rotating shafts 46 to synchronously rotate, and a mechanical gearbox can be arranged on the stirring motor to adjust the rotating speed.

In order to uniformly spread soil, as shown in fig. 11 and 12, the soil spreading mechanism 41 further comprises a separation assembly 49, the separation assembly 49 comprises two symmetrically arranged separation plates 410, two sides of the soil bin 44 are provided with notches 411, the separation plates 410 are partially arranged in the soil bin 44 through the notches 411, the two separation plates 410 are mutually abutted, a screw 412 arranged along the moving direction of the conveying line 1 and a sixth driving device 419 for driving the screw 412 to rotate are arranged on the soil spreading frame 43, the screw 412 is rotationally connected with the soil spreading frame 43, two screw nuts 413 with opposite moving directions are arranged on the screw 412, a connecting seat 414 is sleeved outside the screw nuts 413, the connecting seat 414 is rotationally connected with the screw nuts 413, the two connecting seats 414 are respectively connected with one separation plate 410, and the separation plates 410 are arranged below the stirring assembly 45. The partition assembly 49 is used for blocking the stirred soil from falling and preventing the soil from accumulating too much at the upper part of the tray 10 so as to ensure uniform soil arrangement. During operation, the sixth driving device 419 drives the screw rod 412 to rotate, so that the two connecting seats 414 move in opposite directions, and further drive the two partition boards 410 to open, so that the soil originally stirred and falling onto the partition boards 410 can fall onto the tray 10, and the soil firstly falls onto the partition boards 410 after stirring, so that the accumulation at a high place is easy to fall down, the partition boards 410 are uniformly distributed, and the soil which falls onto the tray 10 after the partition boards 410 are opened is more uniform.

In order to ensure the movement of the partition plate 410, as shown in fig. 13, the soil scattering frame 43 is provided with a guide rail 415 in the same direction as the screw 412, the guide rail 415 is provided with two guide blocks 416 capable of sliding along the guide rail 415, and the two guide blocks 416 are respectively connected with one partition plate 410. The guide rail 415 and the guide block 416 are matched for use, so that the partition plate 410 can move more reliably, is better in stability and support, reduces the pressure on the screw 412, and prolongs the service life of the screw 412.

In order to ensure the movement of the partition plate 410, a guide groove 417 is provided in the soil bin 44 in the same direction as the screw 412, and the partition plate 410 is provided on the guide groove 417. The guide groove 417 is designed to guide the movement of the partition plate 410, and the partition plate 410 is caught in the guide groove 417 to prevent soil from falling from both sides.

To enhance the soil spreading effect, the soil bin 44 is provided with a first vibrator 418. The first vibrator 418 can vibrate the soil bin 44, so that soil can fall in the soil bin 44 conveniently, and the soil on the partition plate 410 can fall to a lower place from a higher place through the vibration of the first vibrator 418, so that the soil is distributed more uniformly.

To facilitate entry of soil into the soil bin 44, the upper portion of the soil bin 44 is inclined toward the first bucket elevator 42. The upper portion of the soil bin 44 is inclined toward the first bucket elevator 42 to facilitate entry of soil and to increase the space of the upper portion. In this embodiment, the first vibrator 412 is disposed in four directions of the soil bin 44, and the first bucket elevator 42 is a conventional device, which is not described herein.

To facilitate the quantitative spreading of soil, the partition assembly 49 is provided with an upper layer and a lower layer. The design of the upper layer and the lower layer enables a storage cavity to be formed between the upper layer and the lower layer, and the quantity of fallen soil can be controlled by controlling the size of the space. When the device works, the upper partition plate 410 is opened, the lower partition plate 410 is closed, the stirred soil falls onto the lower partition plate 410, the upper partition plate 410 is closed after the soil falls fully, the soil is filled between two layers, the soil amount is fixed each time, and the lower partition plate 410 is opened again, so that the soil falls onto the tray 10, and quantitative soil scattering is completed.

In order to achieve reliable sowing, as shown in fig. 14, the sowing device 5 includes a sowing mechanism 51 and a second bucket elevator 52, the second bucket elevator 52 is used for conveying the grass seeds below to the sowing mechanism 51, the sowing mechanism 51 includes a sowing frame 53 and a grass bin 54, the grass bin 54 penetrates up and down, the grass bin 54 is connected with the sowing frame 53, and a sowing component 55 for breaking the grass seeds is arranged in the grass bin 54. The seed sowing frame 53 is used for providing mounting support, the grass bin 54 is used for carrying out concentrated treatment on the grass seeds conveyed by the second bucket elevator 52, the grass bin 54 is communicated up and down, and the treated grass seeds are convenient to fall onto the tray 10. In operation, the second bucket elevator 52 conveys the grass seeds below to the upper part and then drops the grass seeds into the grass bin 54, and the seeding assemblies 55 in the grass bin 54 smash and disperse the grass seeds and then drop the grass seeds onto the tray 10 to finish seeding. In this example, the grass seeds are unmalted seeds or seedlings that have been raised to a certain length.

In order to achieve better breaking effect on grass seeds, as shown in fig. 15 and 16, the sowing assembly 55 includes a second rotating shaft 56 and a fifth driving device 57 for driving the second rotating shaft 56 to rotate, the second rotating shaft 56 is provided with blades 58 arranged in a spiral manner, and the second rotating shaft 56 is rotatably connected with the grass bin 54. The blades 58 arranged in a spiral manner have good breaking effect on grass seeds and are not easy to clamp. When the grass seed crushing and dispersing device works, the fifth driving device 57 drives the second rotating shaft 56 to rotate, and then drives the blades 58 to rotate, so that grass seeds are crushed and dispersed. The fifth driving device 57 comprises a seed sowing motor and a second chain, the end part of the second rotating shaft 56 is provided with a second chain wheel, the seed sowing motor is arranged outside the grass bin 54, the seed sowing motor is provided with a second driving wheel, and the second driving wheel is connected with the second chain wheel through the second chain. The second chain can drive a plurality of second sprockets simultaneously, and then drive a plurality of second pivots 56 and rotate in step, still can set up mechanical gearbox on the seed sowing motor and adjust the rotational speed.

In order to enhance the sowing effect, the grass hopper 54 is provided with a second vibrator 59. The second vibrator 59 can vibrate the grass hopper 54 to facilitate falling of grass seeds within the grass hopper 54.

In order to improve the seed sowing effect, the second rotating shaft 56 is provided with an upper layer and a lower layer. The second rotating shaft 56 is provided with two layers, so that grass seeds can be smashed up and down twice when entering the grass bin 54, and the smashing effect on the grass seeds is better.

To facilitate the entry of grass seeds into the grass hopper 54, the upper portion of the hopper 54 is inclined toward the periphery. The upper part of the grass bin 54 is inclined towards the periphery to form an opening towards the periphery, so that grass seeds can enter conveniently, and the space of the upper part is increased. In the present embodiment, the second vibrator 59 is provided with four vibration members arranged in four directions of the grass hopper 54, respectively.

For reliable earthing, the second earthing device 6 is identical to the first earthing device 4. Of course, in order to make the soil finer and to cover grass seeds conveniently, the partition assembly 49 in the second soil covering device 6 may be replaced by a screen assembly, the quantitative soil scattering function provided by the partition assembly 49 may also be replaced by a set working time, and the second soil covering device 6 may also be an existing full-automatic rice seedling raising and sowing soil covering machine, such as a full-automatic rice seedling raising and sowing soil covering machine manufactured by Shandong adding heavy engineering machinery company, with the brand name of TY model added.

For reliable soil compaction, as shown in fig. 17 and 18, the soil compacting device 7 includes a soil compacting frame 71 and a pressing plate 72, wherein a pressurizing cylinder 73 is arranged on the soil compacting frame 71, and an extending end of the pressurizing cylinder 73 is connected with the pressing plate 72 through a flange seat 74. The compactor frame 71 is used to provide mounting support, the platen 72 is used to press down the soil on the platen tray 10, and the booster cylinder 73 is used to push the platen 72 down and apply pressure to flatten the soil. During operation, the pressure boosting cylinder 73 pushes the pressure plate 72 to press downwards, the pressure plate 72 contacts with soil on the tray 10 and continues to press downwards until the soil is level with the upper surface of the tray 10 or is lower than the upper surface by 1mm, so that the tray 10 is not easy to spill the soil in the transmission process, the subsequent process is also convenient, and the soil is not easy to wash down when sprinkling water.

In order to ensure the soil compacting effect, the lower bottom surface of the pressing plate 72 has the same size and shape as the upper bottom surface of the tray 10, and in a state that the tray 10 reaches below the soil compacting device 7 and is in place, the projection of the lower bottom surface of the pressing plate 72 on the horizontal plane coincides with the projection of the upper bottom surface of the tray 10 on the horizontal plane. The lower bottom surface of the pressing plate 72 has the same size and shape as the upper bottom surface of the tray 10, and the pressing plate 72 can be pressed into the tray 10 without colliding with the outer edge of the tray 10, so that the pressing plate 72 can flatten soil on the tray 10.

In order to ensure the soil compacting effect, the soil compacting frame 71 is provided with a second guide post 75, the lower end of the second guide post 75 is connected with the pressing plate 72 through a second guide shaft support 76, and the upper end of the second guide post 75 is connected with the soil compacting frame 71 through a flange linear bearing 77. The upper end of the second guide post 75 is connected with the flange linear bearing 77, and the second guide post 75 moves up and down in the flange linear bearing 77, so that a guiding effect can be achieved, the pressing plate 72 can be pressed down more stably, and the soil pressing effect is improved.

In order to improve the protection, the soil compacting frame 71 is covered with a second cover 78. The design of the second housing 78 prevents the entry of foreign objects into the tray 10 and thus the pressing of foreign objects into the earth, as well as the accidental insertion of hands into the interior by workers.

In order to save material, the second housing 78 is provided with an opening 79, and the opening 79 is disposed directly above the pressure cylinder 73. The design of the opening 79 can facilitate the penetration and extension of the pressure cylinder 73, can reduce the height of the second housing 78, save materials and reduce production cost.

In order to achieve reliable water spraying, as shown in fig. 19 and 20, the water spraying device 8 includes a water spraying frame 81 and a second water tray 82, the water spraying frame 81 and the second water tray 82 are connected by a third guide post 83, and a plurality of second water outlets 84 are formed in the second water tray 82. The water spraying frame 81 is used for providing mounting support, the second water tray 82 is used for guiding water into the second water outlet 84, the third guide pillar 83 is used for connecting the second water tray 82 and the water spraying frame 81, and the second water outlet 84 is used for discharging water. When the water supply device is used, the external water pipe is used for introducing water to the second water tray 82, the introduced water is firstly on the second water tray 82, a part of the introduced water directly flows out of the second water outlet 84 to the tray 10, the redundant water is outwards diffused on the second water tray 82 and flows out of the second water outlet 84 through the outer side after contacting with the second water outlet 84, and compared with single macroporous water outlet, the water is discharged through a plurality of water outlets, so that the water can be quickly and uniformly added into the tray 10, and the impact force on the tray 10 is smaller.

In order to achieve better water outlet effect, as shown in fig. 21, a second water outlet pipe 85 is disposed at the side of the second water outlet hole 84 facing the conveying line 1. The second water outlet hole 84 is provided with the second water outlet pipe 85, so that water passing through the second water outlet hole 84 enters the second water outlet pipe 85, the second water outlet pipe 85 extends towards the conveying line 1, the distance between the water outlet end and the tray 10 is closer, water flows possibly spread along the bottom of the second water tray 82 when compared with water directly discharged from the second water outlet hole 84, and the water flows downwards directly after passing through the second water outlet pipe 85.

In order to ensure the water spraying effect, the inner diameter of the second water outlet pipe 85 is smaller than the inner diameter of the first water outlet pipe 25. The second water outlet pipe 85 has smaller inner diameter, can ensure that the water in the second water tray 82 falls relatively slowly and can evenly discharge water, and the water can not wash out the soil on the uppermost layer, so as to ensure the earthing effect.

In order to ensure the water spraying effect, the second water tray 82 has the same size as the tray 10, and in a state that the tray 10 is in place under the water spraying device 8, the projection of the second water tray 82 on the horizontal plane coincides with the projection of the tray 10 on the horizontal plane. The second water tray 82 is completely overlapped with the in-place position of the tray 10 up and down, so that the second water outlet holes 84 can cover all the positions of the whole tray 10, and soil in the tray 10 is watered more uniformly.

In order to ensure reliable fixation, the lower end of the third guide post 83 is fixedly connected with the second water tray 82 through a third guide shaft support 86, the upper end of the third guide post 83 is sleeved with a second fixing ring 87, and the lower bottom surface of the second fixing ring 87 is abutted to the water spraying frame 81. The third guide shaft support 86 and the second fixing ring 87 are designed to facilitate the rapid installation of the third guide post 83, and the second water tray 82 can be conveniently adjusted in height through the second fixing ring 87.

To ensure the water spraying effect, the number of the second water outlet holes 84 is greater than the number of the first water outlet holes 24. Under the condition that the aperture of the second water outlet holes 84 is smaller and the single water outlet rate is reduced, the number of the second water outlet holes 84 is increased, so that the water spraying efficiency to soil in the tray 10 can be effectively improved.

In order to ensure the water spraying effect, the inner diameter of the second water outlet pipe 85 is 3-8mm. The second water outlet pipe 85 has an inner diameter of 3-8mm, which can ensure that the water falls relatively slowly and can evenly discharge water, and the mud on the uppermost layer can not be washed away, so that the earthing effect is ensured.

In order to improve the protection, the water spraying frame 81 is sleeved with a third cover 88. The third housing 88 is designed to prevent impurities from entering the second tray 82 and blocking the second outlet 84.

In order to facilitate water intake, the third housing 88 is provided with a second water inlet 89, and the second water inlet 89 is disposed directly above the second water tray 82. The design of second water inlet 89 makes things convenient for external water pipe to enter into in the third housing 88, and second water inlet 89 sets up directly over second water tray 82, makes things convenient for external water pipe to be connected with second water inlet 89 directly, and second water inlet 89 goes out water and directly falls on the second water tray 82.

In this embodiment, the inner diameter of the second water outlet pipe 85 is 6mm, and the second water inlet 89 is connected with the water inlet pipe.

To increase efficiency, 2 planting trays are provided on the tray 10. Two planting trays are arranged on the tray 10, so that two lawns can be produced simultaneously. The planting tray is of a rectangular structure. The fiber cloth is arranged on the planting plate.

In this embodiment, the conveyor line 1 is provided with a position sensor for positioning the tray 10 in place reliably at each position, but the position sensor may be provided on each device.

In this embodiment, in order to conveniently adjust the height, the cooperation of each equipment of being convenient for, transfer chain 1, water adding device 2, tectorial membrane device 3, first earthing device 4, seeder 5, second earthing device 6, soil compacting device 7 and water jet equipment 8's bottom all is equipped with the foot cup.

In this embodiment, the fiber cloth is a nonwoven fabric.

Example 2:

the production method of the application lawn production line provided by the embodiment comprises the following steps:

a. placing an empty tray 10 on the loading station 11;

b. the tray 10 is conveyed to the lower part of the water adding device 2 by the conveying line 1, and water is added to the tray 10 by the water adding device 2;

c. the tray 10 with water added is conveyed to a film coating device 3 by a conveying line 1, and a layer of fiber cloth is coated on the tray 10 by the film coating device 3;

d. the tray 10 covered with the fiber cloth is conveyed to the lower part of the first earthing device 4 by the conveying line 1, and a layer of soil is paved on the fiber cloth through the first earthing device 4;

e. the tray 10 which completes the first soil covering is conveyed to the lower part of the sowing device 5 by the conveying line 1, and grass seeds are scattered on soil by the sowing device 5;

f. conveying the tray 10 which is subjected to seed sowing to the lower part of the second earthing device 6 by the conveying line 1, and paving a layer of soil on grass seeds by the second earthing device 6;

g. the tray 10 which completes the second earthing is conveyed to the lower part of the soil pressing device 7 by the conveying line 1, and the earth on the uppermost layer is flattened by the soil pressing device 7;

h. the tray 10 with the soil pressed is conveyed to the lower part of the water spraying device 8 by the conveying line 1, and the soil is sprayed with water by the water spraying device 8;

i. The tray 10 with water spraying is conveyed to a discharging station 12 by a conveying line 1 for discharging.

In order to control the water quantity, the water adding device 2 in the step b adds water for 2-3 seconds. The external water pipe can be provided with an electromagnetic valve to control the opening and closing time, so as to control the water outlet time.

In order to ensure the film, the film laminating device 3 in the step c coats a layer of fiber cloth on the tray 10, and the method comprises the following steps: the first clamping jaw 39 clamps the fiber cloth and moves along the direction of the sliding rail 38, after the first clamping jaw 39 moves in place, the second clamping jaw 319 clamps the fiber cloth, the upper cutter 315 and the lower cutter 317 cut off the fiber cloth, after the cutting, the first clamping jaw 39 is opened and returns to the initial position after 2-3 seconds of delay.

In order to ensure the soil amount required by the growth of grass seeds, the thickness of the soil paved by the first soil covering device 4 in the step d is 2-3mm.

For reliable soil compaction, the soil compacting device 7 in the step g presses the soil on the uppermost layer to a distance of less than 1mm from the upper surface of the tray 10. The tray 10 is not easy to spill soil in the transmission process, the subsequent process is also convenient, and the soil is not easy to wash down when sprinkling water.

In order to control the water quantity, the water spraying device 8 is added with water for 2-3 seconds in the step h. The external water pipe can be provided with an electromagnetic valve to control the opening and closing time, so as to control the water outlet time.

The trays 10 at the blanking station 12 in step i are transported to the planting greenhouse by a worker or a machine.

The present invention is not limited to the above embodiments, but is capable of modification and variation in detail, and other modifications and variations can be made by those skilled in the art without departing from the scope of the present invention.

Claims

1. The lawn production line is characterized by comprising a conveying line (1) and a tray (10) moving along the conveying line (1), wherein a feeding station (11), a water adding device (2), a film covering device (3), a first soil covering device (4), a sowing device (5), a second soil covering device (6), a soil pressing device (7), a water spraying device (8) and a discharging station (12) are sequentially arranged on the conveying line (1), and the feeding station (11) is used for placing the tray (10);

The water adding device (2) is used for adding water to the tray (10);

the film covering device (3) is used for covering the tray (10) with fiber cloth;

the first earthing device (4) is used for paving soil on the fiber cloth of the tray (10);

the sowing device (5) is used for spreading grass seeds on soil of the tray (10);

the second earthing device (6) is used for paving soil on grass seeds of the tray (10);

the soil pressing device (7) is used for pressing soil on the tray (10);

the water spraying device (8) is used for watering soil of the tray (10);

the blanking station (12) is used for removing a tray (10) for completing lawn production;

the conveying line (1) is used for conveying trays (10); and 2 planting trays are arranged on the tray (10).

2. The lawn line of claim 1, wherein: the water adding device (2) comprises a water adding rack (21) and a first water tray (22), wherein the water adding rack (21) and the first water tray (22) are connected through a first guide column (23), and a plurality of first water outlet holes (24) are formed in the first water tray (22); a first water outlet pipe (25) is arranged at one side of the first water outlet hole (24) facing the conveying line (1); a first housing (26) is sleeved outside the water adding frame (21); the size of the first water tray (22) is the same as that of the tray (10), and when the tray (10) reaches the lower part of the water adding device (2) and is in place, the projection of the first water tray (22) on the horizontal plane is overlapped with the projection of the tray (10) on the horizontal plane; the lower end of the first guide post (23) is fixedly connected with the first water tray (22) through a first guide shaft support (27), a first fixing ring (28) is sleeved at the upper end of the first guide post (23), and the lower bottom surface of the first fixing ring (28) is abutted with the water adding frame (21); the first housing (26) is provided with a first water inlet (29), and the first water inlet (29) is arranged right above the first water tray (22).

3. The lawn line of claim 1, wherein: the film laminating device (3) comprises a conveying mechanism (31) and a grabbing mechanism (32), the conveying mechanism (31) comprises a fixing frame (33), a roller assembly (34) and a film roll (35), the roller assembly (34) and the film roll (35) are arranged on the fixing frame (33), the film roll (35) is rotationally connected with the fixing frame (33), and the film roll (35) is transmitted to the grabbing mechanism (32) through the roller assembly (34); the grabbing mechanism (32) comprises a clamping jaw assembly (36) and a cutter assembly (37), the cutter assembly (37) is arranged between the roller assembly (34) and the clamping jaw assembly (36), the clamping jaw assembly (36) comprises a sliding rail (38) which is perpendicular to the conveying direction of the conveying line (1), a first clamping jaw (39) which is arranged along the conveying direction of the conveying line (1), a first driving device (310) for driving the first clamping jaw (39) to move and a welding frame (311), at least two first clamping jaws (39) are arranged, a sliding block (312) which can slide along the sliding rail (38) is arranged on the sliding rail (38), the first clamping jaw (39) is connected with the sliding block (312) through a bracket (313), and the sliding rail (38) is arranged on the welding frame (311); the first driving device (310) and the sliding rail (38) are respectively arranged at two sides of the bracket (313), and the first driving device (310) is connected with the bracket (313); the welding frame (311) is erected on the conveying line (1); the cutter assembly (37) comprises a cutter mounting frame (314) and an upper cutter (315), a second driving device (316) for driving the upper cutter (315) is arranged on the cutter mounting frame (314), the upper cutter (315) is connected with the second driving device (316), and the cutter mounting frame (314) is fixedly connected with the welding frame (311); a lower cutter (317) is arranged right below the upper cutter (315), a third driving device (318) for driving the lower cutter (317) is arranged on the cutter mounting frame (314), and the third driving device (318) is connected with the lower cutter (317); the other side of the upper cutter (315) opposite to the first clamping jaw (39) is provided with a second clamping jaw (319), the second clamping jaw (319) is arranged on two sides of the film roll (35), and the second clamping jaw (319) faces towards the middle of the two sides.

4. A lawn line according to claim 3, characterised in that: the roller assembly (34) comprises a first roller group (320), an upper tension roller (321), a lower tension roller (322) and a second roller group (323) which are sequentially arranged along the direction from the second clamping jaw (319) to the film roll (35), the first roller group (320) is adjacent to the second clamping jaw (319), the second roller group (323) is adjacent to the film roll (35), the lower tension roller (322) is lower than the upper tension roller (321), the first roller group (320) comprises 2 large tension rollers (324), a gap between the top surface of the upper tension roller (321) and the 2 large tension rollers (324) is in the same plane, and the first roller group (320), the upper tension roller (321), the lower tension roller (322) and the second roller group (323) are all in rotary connection with the fixing frame (33).

5. The lawn line of claim 1, wherein: the first earthing device (4) comprises a soil scattering mechanism (41) and a first bucket elevator (42), the first bucket elevator (42) is used for conveying soil below to the soil scattering mechanism (41), the soil scattering mechanism (41) comprises a soil scattering frame (43) and a soil bin (44), the soil bin (44) is vertically communicated, the soil bin (44) is connected with the soil scattering frame (43), and a stirring assembly (45) for stirring the soil is arranged in the soil bin (44); the stirring assembly (45) comprises a first rotating shaft (46) and a fourth driving device (47) for driving the first rotating shaft (46) to rotate, a spiral stirring blade (48) is arranged on the first rotating shaft (46), and the first rotating shaft (46) is rotationally connected with the soil bin (44); the soil scattering mechanism (41) further comprises a separation assembly (49), the separation assembly (49) comprises two separation plates (410) which are symmetrically arranged, gaps (411) are formed in two sides of the soil bin (44), the separation plates (410) are partially arranged in the soil bin (44) through the gaps (411), the two separation plates (410) are mutually abutted, a screw (412) which is arranged along the moving direction of the conveying line (1) and a sixth driving device (419) which drives the screw (412) to rotate are arranged on the soil scattering frame (43), the screw (412) is rotationally connected with the soil scattering frame (43), two screw nuts (413) with opposite moving directions are arranged on the screw (412), a connecting seat (414) is sleeved outside the screw nuts (413), the connecting seat (414) is rotationally connected with the screw nuts (413), the two connecting seats (414) are respectively connected with one separation plate (410), and the separation plate (410) is arranged below the stirring assembly (45); the soil scattering frame (43) is provided with a guide rail (415) which is in the same direction as the lead screw (412), the guide rail (415) is provided with two guide blocks (416) which can slide along the guide rail (415), and the two guide blocks (416) are respectively connected with a partition plate (410); a guide groove (417) which is in the same direction as the screw rod (412) is arranged in the soil bin (44), and the partition plate (410) is arranged on the guide groove (417); a first vibrator (418) is arranged on the soil bin (44); the upper part of the soil bin (44) is inclined towards the direction of the first bucket elevator (42).

6. The lawn line of claim 5, wherein: the separation assembly (49) is provided with an upper layer and a lower layer.

7. The lawn line of claim 1, wherein: the sowing device (5) comprises a sowing mechanism (51) and a second bucket elevator (52), the second bucket elevator (52) is used for conveying grass seeds below to the sowing mechanism (51), the sowing mechanism (51) comprises a sowing frame (53) and a grass bin (54), the grass bin (54) is communicated up and down, the grass bin (54) is connected with the sowing frame (53), and a sowing component (55) used for smashing the grass seeds is arranged in the grass bin (54); the sowing assembly (55) comprises a second rotating shaft (56) and a fifth driving device (57) for driving the second rotating shaft (56) to rotate, blades (58) which are arranged in a spiral mode are arranged on the second rotating shaft (56), and the second rotating shaft (56) is connected with the grass bin (54) in a rotating mode; the grass bin (54) is provided with a second vibrator (59); the second rotating shaft (56) is provided with an upper layer and a lower layer; the upper part of the grass bin (54) is inclined towards the periphery.

8. The lawn line of claim 5, wherein: the second earthing device (6) is identical to the first earthing device (4).

9. The lawn line of claim 1, wherein: the soil compacting device (7) comprises a soil compacting machine frame (71) and a pressing plate (72), wherein a pressurizing cylinder (73) is arranged on the soil compacting machine frame (71), and the extending end of the pressurizing cylinder (73) is connected with the pressing plate (72) through a flange seat (74); the lower bottom surface of the pressing plate (72) has the same size and shape as the upper bottom surface of the tray (10), and when the tray (10) reaches below the soil compacting device (7) and is in place, the projection of the lower bottom surface of the pressing plate (72) on the horizontal plane coincides with the projection of the upper bottom surface of the tray (10) on the horizontal plane; the soil pressing machine frame (71) is provided with a second guide post (75), the lower end of the second guide post (75) is connected with the pressing plate (72) through a second guide shaft support (76), and the upper end of the second guide post (75) is connected with the soil pressing machine frame (71) through a flange linear bearing (77); a second cover shell (78) is sleeved outside the soil pressing frame (71); the second housing (78) is provided with an opening (79), and the opening (79) is arranged right above the pressurizing cylinder (73).

10. A lawn line according to claim 2, characterised by: the water spraying device (8) comprises a water spraying frame (81) and a second water disc (82), the water spraying frame (81) and the second water disc (82) are connected through a third guide column (83), and a plurality of second water outlet holes (84) are formed in the second water disc (82); a second water outlet pipe (85) is arranged at one side of the second water outlet hole (84) facing the conveying line (1); the inner diameter of the second water outlet pipe (85) is smaller than that of the first water outlet pipe (25); the second water tray (82) is the same as the tray (10) in size, and the projection of the second water tray (82) on the horizontal plane coincides with the projection of the tray (10) on the horizontal plane in a state that the tray (10) is in place below the water spraying device (8); the lower end of the third guide post (83) is fixedly connected with the second water tray (82) through a third guide shaft support (86), a second fixing ring (87) is sleeved at the upper end of the third guide post (83), and the lower bottom surface of the second fixing ring (87) is abutted with the water spraying frame (81); the number of the second water outlet holes (84) is larger than that of the first water outlet holes (24); the inner diameter of the second water outlet pipe (85) is 3-8mm; a third housing (88) is sleeved outside the water spraying frame (81); the third housing (88) is provided with a second water inlet (89), and the second water inlet (89) is arranged right above the second water tray (82).

11. A method of producing a lawn production line according to any of claims 1-10, comprising the steps of:

a. placing an empty tray (10) on the loading station (11);

b. conveying the tray (10) to the lower part of the water adding device (2) by the conveying line (1), and adding water to the tray (10) by the water adding device (2);

c. the tray (10) added with water is conveyed to a film coating device (3) by a conveying line (1), and a layer of fiber cloth is coated on the tray (10) by the film coating device (3);

d. a tray (10) covered with fiber cloth is conveyed to the lower part of a first earthing device (4) by a conveying line (1), and a layer of soil is paved on the fiber cloth through the first earthing device (4);

e. the tray (10) which completes the first earthing is conveyed to the lower part of the sowing device (5) by the conveying line (1), and grass seeds are scattered on soil by the sowing device (5);

f. conveying the tray (10) which completes sowing to the lower part of the second earthing device (6) by a conveying line (1), and paving a layer of soil on grass seeds by the second earthing device (6);

g. the tray (10) which completes the second earthing is conveyed to the lower part of the soil pressing device (7) by the conveying line (1), and the earth on the uppermost layer is flattened by the soil pressing device (7);

h. the tray (10) which completes soil compaction is conveyed to the lower part of the water spraying device (8) by the conveying line (1), and soil is sprayed with water by the water spraying device (8);

i. The tray (10) which is sprayed with water is conveyed to a discharging station (12) by a conveying line (1) for discharging.