CN114837161A - Cut off device and grass square laying machine - Google Patents

Cut off device and grass square laying machine Download PDF

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Publication number
CN114837161A
CN114837161A CN202210533064.2A CN202210533064A CN114837161A CN 114837161 A CN114837161 A CN 114837161A CN 202210533064 A CN202210533064 A CN 202210533064A CN 114837161 A CN114837161 A CN 114837161A
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China
Prior art keywords
blade
grass
wheel
fixedly connected
linear displacement
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Granted
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CN202210533064.2A
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Chinese (zh)
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CN114837161B (en
Inventor
盛敬
刘国满
司永章
俞庆川
李志�
李俊
肖先平
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Nanchang Institute of Technology
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Nanchang Institute of Technology
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Priority to CN202210533064.2A priority Critical patent/CN114837161B/en
Priority claimed from CN202210533064.2A external-priority patent/CN114837161B/en
Publication of CN114837161A publication Critical patent/CN114837161A/en
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    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D3/00—Improving or preserving soil or rock, e.g. preserving permafrost soil
    • E02D3/005—Soil-conditioning by mixing with fibrous materials, filaments, open mesh or the like
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01F—PROCESSING OF HARVESTED PRODUCE; HAY OR STRAW PRESSES; DEVICES FOR STORING AGRICULTURAL OR HORTICULTURAL PRODUCE
    • A01F29/00—Cutting apparatus specially adapted for cutting hay, straw or the like
    • A01F29/08—Cutting apparatus specially adapted for cutting hay, straw or the like having reciprocating knives
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01F—PROCESSING OF HARVESTED PRODUCE; HAY OR STRAW PRESSES; DEVICES FOR STORING AGRICULTURAL OR HORTICULTURAL PRODUCE
    • A01F29/00—Cutting apparatus specially adapted for cutting hay, straw or the like
    • A01F29/09—Details
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
    • Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
    • Y02A40/22—Improving land use; Improving water use or availability; Controlling erosion

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  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Environmental Sciences (AREA)
  • Agronomy & Crop Science (AREA)
  • Soil Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Paleontology (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Threshing Machine Elements (AREA)

Abstract

The invention discloses a cutting device and a grass square laying machine, wherein the cutting device comprises a base and a bracket which is connected with the base in a sliding way; the blade surfaces of the two blades are arranged in a reverse manner, one end of each blade surface, which is far away from the handle, is bent towards one side, which is far away from the two blades, and the handle is rotatably connected with the bracket; the push plate is arranged on one side, close to the knife handle, of the support and is in sliding connection with the support; one end of the connecting rod is hinged with the position of the blade body of the blade, and the other end of the connecting rod is hinged with the push plate; realize advancing one by one of blade through first linear displacement subassembly, the blade that makes under the state of foldeing passes from the forage, avoid cutting off the in-process blade and receive the hindrance of forage, later advance one by one through second linear displacement subassembly drive push pedal, make the blade open once to cut off the straw curtain rope, rethread first linear displacement subassembly realizes that the whole rebound of blade carries out the secondary and cuts off, the in-process blade that the secondary cut off can be with the taut cutting force that has increased the straw curtain rope and received of straw curtain, it is disconnected in time to have guaranteed that the straw curtain is cut off.

Description

Cut off device and grass square laying machine
Technical Field
The invention relates to the technical field of grass square grid laying, in particular to a cutting device and a grass square grid laying machine.
Background
The core of the wind prevention and sand fixation project is to adopt a plurality of technical measures to reduce the sand transportation amount in the airflow, weaken the wind speed close to the surface layer of the ground and delay or prevent the forward movement of a sand dune so as to achieve the purpose of weakening or avoiding the harm of wind and sand. The sand barrier is one of the basic methods for wind prevention and sand fixation, and mainly comprises a grass grid sand barrier, a clay sand barrier, a fence sand barrier, a vertical sand barrier, a tiled sand barrier and the like. The specific sand barrier form can be selected according to the source condition of the sand barrier material.
The grass grid sand barrier is mainly made of wheat straw, splendid achnatherum, reed and other materials. The wind-shield wall is tied on the moving dune to weaken the erosion of wind power, and simultaneously has the function of intercepting rainfall, thereby improving the water content of the sand layer and being beneficial to the growth of the sand plants.
Lay the straw curtain of grass square generally by at least two grass curtain ropes with the forage connect the curtain form back lapping setting of arranging into certain length, lay the grass square and need cut off the grass curtain after reaching certain length, among the device is laid to current grass square, its cutting means often outwards promotes through single blade and cuts, however, can receive the hindrance of forage when owing to the blade outwards cuts, and the grass curtain is in under the lax state, be difficult to cut off the grass curtain rope for the sufficient cutting force of grass curtain rope, influence the continuous transport and the work of laying of grass curtain.
Disclosure of Invention
The invention aims to solve the problem that the existing straw curtain cutting device is not easy to cut off the straw curtain rope by enough cutting force, and provides a cutting device and a straw square laying machine.
The invention provides a cutting device, which comprises a base and also comprises:
the bracket is arranged on the base and is in sliding connection with the base;
the cutting edge surfaces of the two blades are arranged oppositely, one end of each cutting edge surface, which is far away from the cutter handle, is bent towards one side, which is far away from the two blades, and the cutter handle of each blade is rotatably connected with the support;
the push plate is arranged on one side, close to the knife handle, of the support and is in sliding connection with the support;
the connecting rod is arranged between the push plate and the blade, one end of the connecting rod is hinged with the position of the blade body of the blade, and the other end of the connecting rod is hinged with the push plate;
the fixed part of the first linear displacement assembly is fixedly connected with the base, and the movable part of the first linear displacement assembly is fixedly connected with the bracket and used for driving the bracket to move towards the direction of the blade;
and the fixed part of the second linear displacement assembly is fixedly connected with the bracket, and the movable part of the second linear displacement assembly is fixedly connected with the push plate and is used for driving the push plate to move towards the direction of the blade.
Preferably, the first linear displacement assembly comprises a first screw rod, the first screw rod is erected on the base, one end of the first linear displacement assembly is connected with a first driving mechanism, a first sliding block is in threaded connection with the first screw rod, and the first sliding block is fixedly connected with the support.
Preferably, the first driving mechanism comprises a first motor fixedly arranged on the base, the output end of the first motor is connected with a first gear, one end of the first screw rod is sleeved with a second gear, and the second gear is connected with the first gear through a chain.
Preferably, the support includes two parallel arrangement's the body of rod, and the length direction of the body of rod parallels with the blade, body of rod and first slider fixed connection, the handle of a knife of blade is connected with the tip rotation of the body of rod that corresponds, the push pedal sets up between two bodies of rod, with body of rod sliding connection.
Preferably, the second linear displacement assembly comprises a first telescopic rod arranged between the two rod bodies, the base end of the first telescopic rod is connected with the rod bodies, and the telescopic end of the first telescopic rod is connected with the push plate.
The utility model provides a grass square laying machine, includes the frame, and the frame is put on the shelf and is equipped with storage wheel, storage wheel below and is provided with the grass pressing wheel, still includes the device of cutting off, the device of cutting off sets up between storage wheel and grass pressing wheel, cuts off the base and the frame fixed connection of device, the epaxial locking mechanism that is provided with of wheel of storage wheel.
Preferably, the locking mechanism comprises a third gear, the third gear is sleeved at one end of a wheel shaft of the storage wheel, a rack meshed with the third gear is arranged on the rack, one end of the rack is fixedly connected with a rotating shaft, the rotating shaft is rotatably connected with the rack, and one end of the rotating shaft is connected with a second motor.
Preferably, the grass pressing wheel is connected with the rack through a third linear displacement assembly, the third linear displacement assembly comprises two vertically arranged second lead screws, the second lead screws are rotatably connected with the rack, a second slider is sleeved on each second lead screw, a crank is fixedly connected with each second slider, one end of each crank, which is far away from each second slider, inclines downwards, and a wheel shaft of the grass pressing wheel is erected between the end parts, far away from the second sliders, of the two cranks.
Preferably, still including banking up with earth the device, it includes two banking up with earth the sand wheel, sets up in the one side that the grass pressing wheel deviates from the storage wheel, and two banking up with earth the relative setting of sand wheel, and relative one side is connected with the axostylus axostyle, is provided with the angle adjustment structure in the frame, and the angle adjustment mechanism is put into and is connected with the frame, moves the piece and is connected with the axostylus axostyle.
Preferably, the angle adjusting structure includes: one end of the cross rod is fixedly connected with the rack, the other end of the cross rod is hinged with the plate body, a second telescopic rod is arranged below the cross rod, the fixed end of the second telescopic rod is fixedly connected with the rack, and the telescopic end of the second telescopic rod is hinged with the plate body; the upper ends of the supporting rods are connected with the plate body, the lower ends of the supporting rods are connected with worm wheels, the shaft rod is fixedly connected with the side faces of the worm wheels, a worm is erected between the two supporting rods and meshed with the worm wheels, and one end of the worm is connected with a third motor.
Compared with the prior art, the cutting device and the grass square laying machine provided by the invention have the beneficial effects that:
1. according to the invention, the cutting device is arranged to realize progressive movement of the blade through the first linear displacement assembly, so that the blade in a folded state passes through forage, the blade is prevented from being blocked by the forage in the cutting process, then the push plate is driven by the second linear displacement assembly to carry out progressive movement, so that the blade is opened to cut the straw curtain rope for the first time, and then the blade integrally moves backwards through the first linear displacement assembly to carry out secondary cutting, so that the blade can tighten the straw curtain to increase the cutting force applied to the straw curtain rope in the secondary cutting process, and the straw curtain is ensured to be cut off in time.
2. According to the invention, the locking mechanism is arranged to lock the storage wheel, the two ends of the forage are fixed under the combined action of the storage wheel and the forage pressing wheel, the position of the straw curtain corresponding to the cutting device is straightened, so that the blades in the folded state can pass through the forage more conveniently, the cutting force applied to the straw curtain rope is further increased, and the cutting efficiency is improved.
3. According to the invention, the grass square grid laying and sand culture functions are integrated, so that the problem that manpower and material resources are lost when sand culture and reinforcement are carried out again in the later period is avoided, and the laying efficiency of the grass square grids is greatly improved; meanwhile, the vehicle body is small, and the application range is wide.
4. The stability of the grass square is improved by arranging the sand culture device, and meanwhile, the terrain adapting capability of the device is greatly improved by the angle adjusting structure.
Drawings
FIG. 1 is a top view of the severing device of the present invention;
FIG. 2 is a front view of the severing device of the present invention;
FIG. 3 is a schematic view of the overall structure of the grass grid laying machine of the present invention;
FIG. 4 is a schematic view of the locking mechanism of the present invention;
FIG. 5 is a schematic view of the grass-pressing wheel of the present invention;
FIG. 6 is a schematic view of a sand cultivation wheel according to the present invention;
FIG. 7 is a left side view of the sand cultivation wheel of the present invention.
Description of reference numerals:
1. a support; 10. a first motor; 11. a blade; 12. a first slider; 13. a connecting rod; 14. pushing the plate; 15. a rod body; 16. a first telescopic rod; 17. a first lead screw; 18. a base; 19. a chain; 2. a storage wheel; 21. a rack; 22. a third gear; 23. a second motor; 3. a grass pressing wheel; 31. a second lead screw; 32. a second slider; 33. a crank; 4. a sand culture wheel is arranged; 41. a worm; 42. a support bar; 43. a worm gear; 44. a third motor; 45. a cross bar; 46. a second telescopic rod; 5. and a frame.
Detailed Description
The following detailed description of the present invention is provided in conjunction with fig. 1-7, but it should be understood that the scope of the present invention is not limited to the specific embodiments.
Example 1
As shown in fig. 1 to fig. 2, the cutting device provided in this embodiment includes a base 18, and further includes a bracket 1, where the bracket 1 is disposed on the base 18 and is slidably connected to the base 18; the cutting edge surfaces of the two blades 11 are arranged oppositely, one end of each cutting edge surface, which is far away from the cutter handle, is bent towards one side, which is far away from the two blades 11, and the cutter handle of each blade 11 is rotatably connected with the support 1; the push plate 14 is arranged on one side, close to the knife handle, of the support 1 and is in sliding connection with the support 1; the connecting rod 13 is arranged between the push plate 14 and the blade 11, one end of the connecting rod is hinged with the position of the blade body of the blade 11, and the other end of the connecting rod is hinged with the push plate 14; the fixed part of the first linear displacement assembly is fixedly connected with the base 18, and the movable part of the first linear displacement assembly is fixedly connected with the bracket 1 and used for driving the bracket 1 to move towards the direction of the blade 11; and a fixed part of the second linear displacement component is fixedly connected with the bracket 1, and a movable part of the second linear displacement component is fixedly connected with the push plate 14 and is used for driving the push plate 14 to move towards the direction of the blade 11.
When the cutting tool is used, the support 1 and the blade 11 are driven to integrally advance forwards through the first linear displacement assembly, then the push plate 14 is driven to advance forwards through the second linear displacement assembly, the two blades 11 are pushed to open under the connecting action of the connecting rod 13, then the support 1 and the blade 11 are driven to integrally move backwards under the condition that the two blades 11 are still in the open state, and the object to be cut on the moving path can be cut both in the opening process of the blade 11 and in the backward movement under the open state.
In this embodiment, the first linear displacement assembly includes a first lead screw 17, which is erected on the base 18, and one end of the first lead screw is connected with a first driving mechanism, the first lead screw 17 is connected with a first slider 12 by a thread, the first slider 12 is fixedly connected with the bracket 1, the first driving mechanism includes a first motor 10, which is fixedly arranged on the base 18, an output end of the first motor is connected with a first gear, one end of the first lead screw 17 is sleeved with a second gear, and the second gear is connected with the first gear by a chain 19.
When the device is used, the first motor 10 rotates to drive the first screw rod 17 to rotate, so as to drive the first sliding block 12 to move along the length direction of the first screw rod 17 and drive the bracket 1 to move.
In this embodiment, the bracket 1 includes two rods 15 arranged in parallel, the length direction of the rod 15 is parallel to the blade 11, the rod 15 is fixedly connected to the first slider 12, the handle of the blade 11 is rotatably connected to the end of the corresponding rod 15, and the push plate 14 is disposed between the two rods 15 and slidably connected to the rods 15.
Further, the second linear displacement assembly comprises a first telescopic rod 16 arranged between the two rod bodies 15, wherein the base end of the first telescopic rod is connected with the rod bodies 15, and the telescopic end of the first telescopic rod is connected with the push plate 14.
In use, the push plate 14 is pushed forwards by controlling the extension of the first telescopic rod 16, and the two blades 11 are pushed to be opened through the connecting rod 13.
Using method and working principle of the embodiment
When the cutting device provided by the embodiment is used, firstly, the first linear displacement assembly drives the support 1 and the blades 11 to integrally advance forwards, so that the two blades 11 penetrate through a forage gap of a straw curtain in a closed state, then the second linear displacement assembly drives the push plate 14 to advance forwards, the two blades 11 are pushed to open under the connecting action of the connecting rod 13 to perform first cutting on straw curtain ropes on two sides, and then the first linear displacement assembly drives the support 1 and the blades 11 to integrally move backwards to perform second cutting on the straw curtain ropes under the condition that the two blades 11 are still in an open state. Can increase the cutting force that the straw curtain rope received with the taut straw curtain of the in-process that moves back at blade 11, improve cutting efficiency.
Example 2
As shown in fig. 3 to 7, on the basis of embodiment 1, the grass grid laying machine provided by this embodiment includes a frame 5, a storage wheel 2 is erected on the frame 5, a grass pressing wheel 3 is arranged below the storage wheel 2, and a cutting device is further included, the cutting device is arranged between the storage wheel 2 and the grass pressing wheel 3, a base 18 of the cutting device is fixedly connected with the frame 5, and a locking mechanism is arranged on a wheel shaft of the storage wheel 2.
Through setting up the device of cutting off between storage wheel 2 and grass pressing wheel 3, when using, the straw curtain is rolled up and is established on storage wheel 2, and grass pressing wheel 3 presses the straw curtain on storage wheel 2 into sand ground after, dies storage wheel 2 lock through locking mechanism, and at this moment, storage wheel 2 stall, storage wheel 3 and grass pressing wheel 3 combined action are very straight with storage wheel 3 and the straw curtain between the grass pressing wheel 3, make things convenient for the device of cutting off to cut.
In this embodiment, the locking mechanism includes a third gear 22, and the suit is in the shaft one end of storage wheel 2, is provided with rack 21 with third gear 22 meshing on the frame 5, and the one end fixedly connected with pivot of rack 21, pivot and frame 5 rotate to be connected, and the one end of pivot is connected with second motor 23.
When the single-row or single-row grass square is laid, the second motor 23 is started, the second motor 23 drives the rack 21 to rotate, and when the rack 21 rotates to be meshed with the third gear 22, the third gear 22 is locked, so that the third gear 22 stops transmission, namely the storage wheel 2 stops rotating.
In this embodiment, the grass pressing wheel 3 is connected with the frame 5 through a third linear displacement assembly, the third linear displacement assembly comprises two vertically arranged second lead screws 31, the second lead screws 31 are rotatably connected with the frame 5, the upper ends of the second lead screws are connected with a second driving mechanism, the second lead screws 31 are sleeved with second sliders 32, the second sliders 32 are fixedly connected with cranks 33, one ends of the cranks 33 far away from the second sliders 32 are inclined downwards, and wheel shafts of the grass pressing wheel 3 are erected between the end portions of the two cranks 33 far away from the second sliders 32.
The second driving mechanism comprises two fourth gears, the second gears are sleeved at the tops of the corresponding second screw rods 31, fifth gears parallel to the fourth gears are arranged on the rack 5, gear shafts of the fifth gears are connected with driving motors, and the fifth gears are connected with the two fourth gears through chains.
When the straw pressing wheel is used, the outer end of the straw curtain wound on the storage wheel 2 is placed under the straw pressing wheel 3, the driving motor is started to drive the fifth gear to rotate, the two fourth gears are driven to rotate through chain transmission, so that the second screw rod 31 rotates, the crank 33 moves downwards along with the second sliding block 32 to put down the straw pressing wheel 3, and the pressure of the straw pressing wheel 3 on the straw curtain is increased by arranging the crank with the outer end inclined downwards.
Further, still including banking up with earth the device, it includes two banking up with earth wheel 4, sets up in the one side that the grass pressing wheel 3 deviates from the storage wheel 2, and two banking up with earth wheel 4 set up relatively, and relative one side is connected with the axostylus axostyle, is provided with the angle adjustment structure on the frame 5, and the angle adjustment mechanism is connected with frame 5 for the fixed part, moves the piece and is connected with the axostylus axostyle.
The inclination angle of the sand cultivating wheel 4 can be automatically adjusted through the angle adjusting mechanism, and the terrain adapting capability of the device is greatly improved.
The angle adjustment structure includes: one end of the cross rod 45 is fixedly connected with the rack 5, the other end of the cross rod is hinged with the plate body, a second telescopic rod 46 is arranged below the cross rod 45, the fixed end of the second telescopic rod 46 is fixedly connected with the rack 5, and the telescopic end of the second telescopic rod is hinged with the plate body; the upper ends of the two vertically arranged support rods 42 are connected with the plate body, the lower ends of the support rods 42 are connected with worm wheels 43, the shaft rods are fixedly connected with the side faces of the worm wheels 43, a worm 41 is erected between the two support rods 42, the worm 41 is meshed with the worm wheels 43, and one end of the worm 41 is connected with a third motor 44.
When the straw mat cultivation device is used, after the straw mat is pressed into sand by the straw pressing wheel 3, the sand on two sides of the straw mat is compacted by the sand cultivation wheel 4 to enhance the stability of laying of grass squares, specifically, the second telescopic rod 46 is controlled to contract, the plate body is lowered, the sand cultivation wheel 4 is lowered along with the sand cultivation wheel, the third motor 44 is started, the third motor 44 drives the worm 41 to rotate, the worm wheel 43 meshed with the worm is driven to rotate, and therefore the angle of the sand cultivation wheel 4 is adjusted.
Using method and working principle of the embodiment
In the cutting device and grass square laying machine provided by this embodiment, when in use, the wheat straw curtain in the storage wheel 2 is transported and placed under the grass pressing wheel 3, the grass pressing wheel 3 is placed under the transmission of the second lead screw 31, the connecting rod forms a curved rod force increasing mechanism by the crank 33 to increase the pressure on the grass curtain, meanwhile, the third motor 44 of the sand cultivating device operates, the worm 41 is in meshing transmission with the worm wheel 43 to drive the sand cultivating wheels 4 on both sides to perform angle adjustment, the wheat straw curtain is placed under the action of the second telescopic rod 46 on the rear side, the vehicle operates to drive the sand cultivating wheels 4 and the grass pressing wheel 3 to simultaneously operate, the grass square is laid, after the single-row or single-row grass square is laid, the vehicle stops operating, the sand cultivating wheels 4 are lifted, the second motor 23 of the locking mechanism operates to enable the rack 21 to be buckled on the third gear 22 to lock the storage wheel 2, and the grass pressing wheel 3 presses the grass curtain, so that the grass curtain between the grass pressing wheel 3 and the storage wheel 2 is in a stretched straight state, conveniently cut off the grass curtain, at this moment, under the drive of first lead screw 17, first telescopic link 16, the body of rod 15, connecting rod 13, blade 11 wholly carry out once to go forward progressively, blade 11 at the state of closing up gets into the grass curtain middle part, first telescopic link 16 functions makes push pedal 14 move forward and carries out the secondary and goes forward progressively, make blade 11 open through connecting rod 13 and accomplish once cut off and hold up the grass curtain rope that probably does not cut off, make first telescopic link 16, the body of rod 15, connecting rod 13, blade 11 wholly move backward through first lead screw 17 and carry out the secondary and cut off, accomplish the work of laying of grass square.
According to the invention, the cutting device is arranged to realize progressive movement of the blade through the first linear displacement assembly, so that the blade in a folded state passes through forage, the blade is prevented from being blocked by the forage in a cutting process, then the pushing plate is driven by the second linear displacement assembly to carry out progressive movement, the blade is opened to cut the straw curtain rope for one time, the blade integrally moves backwards through the first linear displacement assembly to carry out secondary cutting, the blade can tighten the straw curtain in a secondary cutting process, the cutting force applied to the straw curtain rope is increased, and the straw curtain is ensured to be cut off in time; lay through the grass square, bank up husky function and integrate, avoid later stage bank up husky once more and consolidate the careless square operation loss manpower and materials, greatly improved the efficiency of laying of grass square.
The above disclosure is only for the preferred embodiments of the present invention, but the embodiments of the present invention are not limited thereto, and any variations that can be considered by those skilled in the art are within the scope of the present invention.

Claims (10)

1. A severing device comprising a base (18), characterized in that it further comprises:
the bracket (1) is arranged on the base (18) and is connected with the base (18) in a sliding way;
the cutting edge surfaces of the two blades (11) are arranged oppositely, one end of each cutting edge surface, which is far away from the cutter handle, is bent towards one side, which is far away from the two blades (11), and the cutter handle of each blade (11) is rotatably connected with the support (1);
the push plate (14) is arranged on one side, close to the knife handle, of the support (1) and is in sliding connection with the support (1);
the connecting rod (13) is arranged between the push plate (14) and the blade (11), one end of the connecting rod is hinged with the position of the blade body of the blade (11), and the other end of the connecting rod is hinged with the push plate (14);
the fixed part of the first linear displacement assembly is fixedly connected with the base (18), and the movable part is fixedly connected with the bracket (1) and used for driving the bracket (1) to move towards the direction of the blade (11);
and the fixed part of the second linear displacement component is fixedly connected with the bracket (1), and the movable part is fixedly connected with the push plate (14) and used for driving the push plate (14) to move towards the direction of the blade (11).
2. A severing device as claimed in claim 1, characterized in that said first linear displacement assembly comprises a first screw (17) mounted on a base (18) and connected at one end to a first actuating mechanism, said first screw (17) being screwed to a first slider (12), said first slider (12) being fixedly connected to said support (1).
3. A severing device as claimed in claim 2, characterized in that said first driving means comprise a first motor (10) fixed to the base (18) and connected at its output to a first gear, said first screw (17) being sheathed at one end with a second gear connected to the first gear by means of a chain (19).
4. A severing device as claimed in claim 2, characterized in that said support (1) comprises two parallel rods (15), the length of said rods (15) being parallel to said blade (11), said rods (15) being fixedly connected to said first slider (12), the shank of said blade (11) being rotatably connected to the end of the corresponding rod (15), said pusher (14) being arranged between said two rods (15) and being slidably connected to said rods (15).
5. A severance device according to claim 4 wherein the second linear displacement assembly comprises a first telescopic rod (16) disposed between the two rods (15) and having a base end connected to the rods (15) and a telescopic end connected to the push plate (14).
6. A grass square laying machine comprises a machine frame (5), wherein a storage wheel (2) is erected on the machine frame (5), a grass pressing wheel (3) is arranged below the storage wheel (2), and the grass square laying machine is characterized by further comprising a cutting device according to any one of claims 1 to 5, the cutting device is arranged between the storage wheel (2) and the grass pressing wheel (3), a base (18) of the cutting device is fixedly connected with the machine frame (5), and a locking mechanism is arranged on a wheel shaft of the storage wheel (2).
7. A grass grid laying machine according to claim 6, characterized in that the locking mechanism comprises a third gear (22) which is sleeved on one end of the axle of the storage wheel (2), a rack (21) which is meshed with the third gear (22) is arranged on the frame (5), one end of the rack (21) is fixedly connected with a rotating shaft, the rotating shaft is rotatably connected with the frame (5), and one end of the rotating shaft is connected with a second motor (23).
8. A grass grid laying machine according to claim 6, characterized in that the grass pressing wheel (3) is connected with the frame (5) through a third linear displacement assembly, the third linear displacement assembly comprises two vertically arranged second lead screws (31), the second lead screws (31) are rotatably connected with the frame (5), the upper end of the second lead screws (31) is connected with a second driving mechanism, a second sliding block (32) is sleeved on the second lead screws (31), a crank (33) is fixedly connected with the second sliding block (32), one end of the crank (33) far away from the second sliding block (32) inclines downwards, and a wheel shaft of the grass pressing wheel (3) is erected between the end parts of the two cranks (33) far away from the second sliding block (32).
9. A grass grid laying machine according to claim 8, further comprising a sand-cultivating device comprising two sand-cultivating wheels (4) arranged on the side of the grass-pressing wheel (3) facing away from the storage wheel (2), the two sand-cultivating wheels (4) being arranged opposite to each other, and the opposite side being connected to a shaft, the frame (5) being provided with an angle-adjusting mechanism, the angle-adjusting mechanism being connected to the frame (5) and to the shaft.
10. A grass grid laying machine according to claim 9, wherein said angular adjustment structure comprises: one end of the cross rod (45) is fixedly connected with the rack (5), the other end of the cross rod is hinged with the plate body, a second telescopic rod (46) is arranged below the cross rod (45), the fixed end of the second telescopic rod (46) is fixedly connected with the rack (5), and the telescopic end of the second telescopic rod is hinged with the plate body; the utility model discloses a plate, including the bracing piece (42) of two vertical settings, the upper end and the plate body of bracing piece (42) are connected, and bracing piece (42) lower extreme is connected with worm wheel (43), the side fixed connection of shaft and worm wheel (43), erect worm (41) between two bracing pieces (42), worm (41) and worm wheel (43) meshing, the one end of worm (41) is connected with third motor (44).
CN202210533064.2A 2022-05-16 Cutting device and grass square lattice laying machine Active CN114837161B (en)

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Application Number Priority Date Filing Date Title
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CN114837161A true CN114837161A (en) 2022-08-02
CN114837161B CN114837161B (en) 2024-06-28

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Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5697452A (en) * 1995-12-05 1997-12-16 American Roller Bushing Corporation Sod roll laying apparatus and method
CN114208602A (en) * 2021-12-23 2022-03-22 江汉大学 Full-automatic intelligent grass square laying device

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5697452A (en) * 1995-12-05 1997-12-16 American Roller Bushing Corporation Sod roll laying apparatus and method
CN114208602A (en) * 2021-12-23 2022-03-22 江汉大学 Full-automatic intelligent grass square laying device

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
孙术发等: "防风固沙草方格铺设机器人横向割断机构的动力学分析", 《中国沙漠》, vol. 31, no. 5, 30 September 2011 (2011-09-30), pages 1087 - 1092 *

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