CN216739558U - Automatic straw laying device - Google Patents

Abstract

The utility model discloses an automatic straw laying device, which comprises a frame and a movable frame body driven by a first driving mechanism to move back and forth on the frame in a linear motion direction perpendicular to the frame, wherein a straw laying mechanism is arranged in the movable frame body; the straw laying mechanism comprises a trapezoidal box body, a left roller and a right roller which are oppositely arranged below an opening at the bottom of the trapezoidal box body, a rubber driving roller and a rubber transverse roller which are oppositely arranged below the left roller and the right roller, and a cutting mechanism which is arranged above the left roller and the right roller; the left roller and the right roller rotate in opposite directions to pull out the straws from the opening of the trapezoidal box body, and the rubber driving roller and the rubber transverse moving roller rotate in opposite directions to pull down the straws and place the straws on the sand. The utility model overcomes the drawback of inefficiency in traditional mechanism, the inefficiency of solving current straw laying machine and the problem that need drop into a large amount of manpowers has accelerated the efficiency of laying the straw square greatly.

Description

Automatic straw laying device

Technical Field

The utility model belongs to the technical field of prevent wind sand fixation mechanical equipment, more specifically relates to an automatic change straw device of laying.

Background

It is well known that people's lives are more and more convenient with the continuous development of technology and the continuous progress of human society, but the problem of the expansion of environmental pollution such as land desertification is more and more serious. Creating an environmentally friendly social development model becomes an indispensable prerequisite for sustainable health development in various countries.

The straw square grid sand stabilization method is an effective sand stabilization method summarized by Chinese people in long-term sand control work, and according to long-term experimental results, compared with the effects of rectangular sand barriers, triangular sand barriers, prismatic sand barriers, circular sand barriers and other sand barriers, the sand stabilization effect is most obvious, and compared with the effect of 2 x 2 meters of square sand barriers, the central part of each 1 x 1 meter square sand barrier is relatively small in vortex generated by airflow and cannot be eroded. And the straw square sand barrier is used for controlling the environmental problem of desert by combining engineering desertification control and biological desertification control, and the diversified straw square sand control has good effect on a single engineering desertification control method or a single biological desertification control method.

According to the traditional method for laying the straw square, if the straw square is laid manually, a large amount of human resources and materials are consumed. Meanwhile, the severe environmental examination in desert is also a difficult problem for the manual laying of straw squares. The environment problem and the working efficiency can be well solved through the operation of the machine, so that the bird is a rock-bird. Traditional straw square is laid and is fixed husky machine can only carry out sharp motion, and can not change the grass planting direction simultaneously, so only can vertically lay the back and carry out horizontal laying, this will carry out secondary damage to the grass sand barrier of having laid, great reduction the life of straw square sand barrier, this is a big waste to the use of resource. In addition, the straw can influence the shape of the straw pressed later due to the change of the route direction.

SUMMERY OF THE UTILITY MODEL

Not enough to above-mentioned prior art exists, the utility model aims to solve the technical problem that an automatic straw device is laid is provided, solves the inefficiency of current straw laying machine and need drop into the problem of a large amount of manpowers, lays straw square efficient.

In order to achieve the purpose, the utility model adopts the following technical measures:

the utility model discloses an automatic straw laying device, which comprises a frame and a moving frame body driven by a first driving mechanism to move back and forth linearly on the frame in a linear motion direction perpendicular to the frame, wherein a straw laying mechanism is arranged in the moving frame body; the straw laying mechanism comprises a trapezoidal box body, a left roller and a right roller which are oppositely arranged below an opening at the bottom of the trapezoidal box body, a rubber driving roller and a rubber transverse roller which are oppositely arranged below the left roller and the right roller, and a cutting mechanism which is arranged above the left roller and the right roller; the left roller and the right roller rotate in opposite directions to pull out the straws from the opening of the trapezoidal box body, the rubber driving roller and the rubber transverse moving roller rotate in opposite directions to pull down the straws and place the straws on the sand, and the cutting mechanism is used for cutting off the straws when the moving frame body moves to one end of the frame.

The straw paving mechanism is characterized in that the first driving mechanism drives the moving frame to move at the same speed as the frame, so that a plurality of first straw roads which are connected in a V shape are paved on one road of a sand ground by the straw paving mechanism, the frame moves in the opposite direction on the other road after reaching an end point, a plurality of second straw roads which are connected in a V shape are formed on the other road of the sand ground by the straw paving mechanism, and openings of the first straw roads and the second straw roads are connected to form a plurality of square straw grids with connected vertexes.

Furthermore, the left roller and the rubber driving roller are driven by a second driving mechanism to rotate simultaneously, the second driving mechanism comprises a first belt pulley arranged on the left roller, a second belt pulley arranged on the rubber driving roller, a first gear arranged on the rubber driving roller and a second gear in meshed connection with the first gear, the first belt pulley and the second belt pulley are connected through a belt, the second gear is driven by a driving motor to rotate, the first gear is driven to rotate through meshed connection of the second gear and the first gear, the rubber driving roller and the second belt pulley are further driven to rotate, the second belt pulley drives the first belt pulley to rotate through the belt, and the first belt pulley drives the left roller to rotate; the rubber transverse moving roller is driven by an eccentric mechanism to move towards the direction far away from or close to the rubber driving roller.

Preferably, the eccentric mechanism comprises a first motor, an eccentric wheel driven by the first motor to rotate, a rod connecting piece connected with the eccentric wheel, a reciprocating rod connected with the other end of the rod connecting piece, and a fisheye bearing connected with the other end of the reciprocating rod, and the other end of the fisheye bearing is connected with the end part of the rubber transverse moving roller; the first motor drives the eccentric wheel to rotate, the rod connecting piece is driven to do plane motion, the reciprocating rod is further driven to do reciprocating motion, and the fisheye bearing is driven to do transverse motion when the reciprocating rod does reciprocating motion, so that the rubber transverse moving roller moves towards the direction far away from or close to the rubber driving roller.

Furthermore, the cutting mechanism comprises moving cutters symmetrically arranged on two sides of the opening of the trapezoidal box body, and the moving cutters are driven by the electric telescopic rods to be matched with the symmetrical moving cutters to cut off the straws.

Further, the first driving mechanism comprises a linear guide rail arranged at the bottom of the frame, a screw rod arranged in parallel with the linear guide rail, a screw nut in threaded connection with the screw rod, and a fixed plate moving along the linear guide rail, wherein the screw nut is fixed at the bottom of the fixed plate, and the moving frame body is fixed at the top of the fixed plate; the linear guide rail and the linear motion direction of the frame are arranged at an angle of 90 degrees; the screw rod is driven by the second motor to rotate, the screw rod drives the screw rod nut to move, so that the fixing plate is driven to move, and the moving frame body is driven to do reciprocating linear motion through forward and reverse rotation of the screw rod.

Preferably, the two sides of the bottom of the frame are provided with tracks for driving the whole device to do linear motion.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. the utility model discloses an automatic change is laid straw device uses two speed the same, direction vertically motion to make the device walk out the route that a plurality of V types are connected, offers the straw to lay the mechanism and be 45 slant rectilinear movement speed for ground and horizontal direction. The utility model discloses a division of work cooperation of two motion, solved the drawback that traditional mechanism went up inefficiency, accelerated the efficiency of spreading the straw square greatly.

2. The utility model lays the straw on the ground through the combined action of the left roller and the right roller which are positioned above and the rubber driving roller and the rubber transverse roller which are positioned below; the fisheye bearing driven by the reciprocating rod can horizontally and transversely move by using the eccentric mechanism, the transverse movement of the fisheye bearing drives the rubber transverse moving roller connected with the fisheye bearing to transversely move, so that the rubber driving roller and the rubber transverse moving roller clamp the straws, the cutting mechanism can conveniently cut the straws, and the straws can be pulled down and placed on the sand.

Drawings

In order to more clearly illustrate the technical solution of the present invention, the drawings needed for the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic view of the three-dimensional structure of the automatic straw laying device of the present invention;

FIG. 2 is a front view of the automatic straw laying device of the present invention;

FIG. 3 is a top view of the automatic straw laying device of the present invention;

fig. 4 is a schematic structural view of the movable frame and the first driving mechanism of the present invention;

FIG. 5 is a schematic structural view of the straw laying mechanism of the present invention mounted on the movable frame;

FIG. 6 is a schematic structural view of the straw laying mechanism of the present invention;

fig. 7 is a schematic structural diagram of the cutting mechanism of the present invention;

fig. 8 is a schematic structural view of the eccentric mechanism of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

As shown in fig. 1 to 8, the automatic straw laying device of the present invention mainly comprises a straw laying mechanism, a frame 100, a movable frame 200 and a driving mechanism.

Two crawler wheels 110 are arranged on two sides of the bottom of the frame 100, a crawler 120 is connected between the two crawler wheels 110 on each side, the crawler wheels 110 are driven to rotate by a motor 121, and the crawler wheels 110 drive the crawler 120 to rotate, so that power for the forward linear motion of the frame 100 is provided.

The moving frame 200 is movably mounted on the chassis 130 of the carriage 100, and the moving frame 200 is driven by the first driving mechanism to linearly move back and forth on the carriage 100 in a direction perpendicular to the linear motion direction of the carriage. The first driving mechanism comprises a linear guide rail 210 installed at the bottom of the frame, a screw rod 220 arranged parallel to the linear guide rail 210, a screw nut 230 in threaded connection with the screw rod 220, and a fixing plate 240 moving along the linear guide rail 210, wherein the screw nut 230 is fixed at the bottom of the fixing plate 240, the moving frame 200 is fixed at the top of the fixing plate 240, and the linear guide rail 210 is arranged at 90 degrees to the linear motion direction of the frame 100, i.e. at 90 degrees to the crawler 120. The screw rod 220 is driven by the second motor 250 to rotate, the screw nut 230 is driven to move through the thread transmission between the screw rod 220 and the screw nut 230, so as to drive the fixing plate 240 to move, and the moving frame 200 makes a reciprocating linear motion through the forward and reverse rotation of the screw rod 220. Two ends of the screw rod 220 are supported by the screw rod fixing seat 260 to rotate, and one end of the screw rod 220 is in transmission connection with the second motor 250 through a transmission seat 270. The lead screw holders 260 are mounted to the chassis 130 with screws and are positioned near both sides of the chassis 130. The linear guide rail 210 is fixed on the chassis 130 by screws and close to the inner side of the screw rod fixing seat 260; the fixing plate 240 is coupled with the lead screw nut 230. The second motor 250 rotates the lead screw 220 to drive the lead screw nut 230 and the fixing plate 240 to horizontally and transversely move, and the speed is kept to be the same as that of the crawler wheel structure at the bottom, so that the route of the moving frame body is in straight oblique line movement at 45 degrees to the horizontal direction. Meanwhile, it is necessary to avoid the moving frame 200 from being too heavy to prevent the lead screw 220 from being bent when moving back and forth.

The utility model discloses a power part has utilized the synthetic method of speed, provides forward linear motion's speed for whole device through the athey wheel to lead screw nut 230 provides horizontal linear motion's speed on the basis of frame 100 motion. The two moving parts generate two vertical speeds with the same magnitude by using a motor, so that the vertical speeds and the speed directions form an angle of 45 degrees with the horizontal direction or the vertical direction. The track wheel 110 provides the whole device with a forward linear movement speed, and the lead screw nut 230 drives the moving frame 200 to move transversely to one end and then return back, so that the overall movement direction is a plurality of V-shaped connected routes. After reaching the end point of one road, the crawler wheels 110 are driven to move in the opposite direction of the other road through a manual or other steering mechanism, and the device achieves the effect of forming a plurality of straw squares through one-time steering of the crawler wheels. The utility model discloses a division of work cooperation of two motion, solved the drawback that traditional mechanism went up inefficiency, accelerated the efficiency of spreading the straw square greatly. In addition, the weight of the body is reduced by using the crawler wheels 110 and the crawler belt 120, and the probability of the body sinking into a sand pit is also reduced.

As shown in fig. 5-8, the straw laying mechanism of the present invention is installed at the middle position of the movable frame 200, and the straw laying mechanism includes a trapezoidal box 300, a left roller 310 and a right roller 320 which are oppositely disposed under the opening at the bottom of the trapezoidal box 300, a rubber driving roller 330 and a rubber traversing roller 340 which are oppositely disposed under the left roller 310 and the right roller 320, and a cutting mechanism which is disposed above the left roller 310 and the right roller 320. The left roller 310 and the right roller 320 rotate oppositely to pull out the straws from the opening of the trapezoidal box 300, and the rubber driving roller 330 and the rubber transverse roller 340 rotate oppositely to pull down the straws and place the straws on the sand.

The left roller 310 and the rubber driving roller 330 are driven by a second driving mechanism to rotate simultaneously, the second driving mechanism comprises a first belt pulley 311 installed on the left roller 310, a second belt pulley 331 installed on the rubber driving roller 330, a first gear 332 installed on the rubber driving roller 330, and a second gear 333 engaged with the first gear 332, the first belt pulley 311 and the second belt pulley 331 are connected through a belt 312, the second gear 333 is driven by a driving motor 334 to rotate, the first gear 332 is driven to rotate through the engagement connection of the second gear 333 and the first gear 332, so as to drive the rubber driving roller 330 and the second belt pulley 331 to rotate, the second belt pulley 331 drives the first belt pulley 311 to rotate through the belt 312, and the first belt pulley 311 drives the left roller 310 to rotate.

In addition, the rubber-shift roller 340 is moved away from or close to the rubber driving roller 330 by the eccentric mechanism. The eccentric mechanism includes a first motor 350, an eccentric wheel 351 driven by the first motor 350 to rotate, a rod connection member 352 connected to the eccentric wheel 351, a reciprocating rod 353 connected to the other end of the rod connection member 352, and a fisheye bearing 354 connected to the other end of the reciprocating rod 353, and the other end of the fisheye bearing 354 is connected to an end of the rubber traverse roller 340. The first motor 350 drives the eccentric wheel 351 to rotate, the rod connecting piece 352 is driven to do plane motion, the reciprocating rod 353 makes reciprocating motion, and the reciprocating rod 353 drives the fisheye bearing 354 to do transverse motion when doing reciprocating motion, so that the rubber transverse moving roller 340 moves towards the direction far away from or close to the rubber driving roller 330. The number of the eccentric mechanisms is two, and the eccentric mechanisms are respectively arranged at two ends of the rubber transverse moving roller 340, and the rubber transverse moving roller 340 is driven to move through the synchronous action of the two eccentric mechanisms. The two eccentric mechanisms respectively positioned at the two sides of the trapezoidal box body 300 jointly control the rubber transverse moving roller 340 to move transversely, so as to control the clamping and falling of the straws.

The utility model discloses in, drive the rotation of eccentric wheel 351 through first motor 350, drive rod connecting piece 352 and be plane motion and then let reciprocating rod 353 be reciprocating motion, because reciprocating rod 353 is connected with flake bearing 354, drive flake bearing 354 lateral motion when reciprocating rod 353 is reciprocating motion. The eccentric mechanism can realize the function of automatically clamping the straws, and is beneficial to cutting off the straws. When the straw is cut off, the rubber transverse moving roller 340 is far away from the rubber active roller 330 by the eccentric mechanism, and when the straw moves to the vicinity of the rubber active roller 330, the rubber transverse moving roller 340 is close to the rubber active roller 330 by the eccentric mechanism, so that the purposes of clamping the straw and laying the straw downwards are achieved.

The cutting mechanism is used for cutting off the straws when the movable frame body 200 moves to one end of the frame 100, the cutting mechanism comprises movable cutters 360 symmetrically arranged on two sides of the opening of the trapezoidal box body 300, and the movable cutters 360 are driven by the electric telescopic rod 370 to be matched with the symmetrical movable cutters to cut off the straws. The electric telescopic rods 370 are started after the straws move downwards for a certain distance, and the left and right movable cutters 360 are driven by the two symmetrical electric telescopic rods 370 to move transversely to cut the straws. The straw placement mechanism is connected to the movable frame 200 with screws using the fixed plate 301.

Use the utility model discloses a during the mechanism is laid to the straw, put into trapezoidal box 300 with the straw material, make it hug closely the bottom through the action of gravity, the straw falls from between left cylinder 310 and the right cylinder 320 earlier, then rolls down through rubber initiative cylinder 330 and rubber sideslip cylinder 340 and contacts ground. When the movable frame body 200 moves to the top point of the V-shaped route, if the straws are not cut off, the shape of the straws pressed later can be influenced by the straws pressed first due to the change of the route direction, so that the straws need to be cut off when the straws are laid for a certain distance; when the moving frame moves to the top point and the moving direction needs to be changed, the electric telescopic rod 370 drives the moving cutter 360 and the symmetrical cutters to move transversely relative to each other to cut off the straws, so that the straws before the moving direction is changed can not influence the shape of the straws after the moving direction is changed. The fisheye bearing 354 is matched with the rubber transverse moving roller 340, the fisheye bearing 354 is driven by an eccentric mechanism to transversely move, the transverse moving of the fisheye bearing 354 drives the transverse moving of the rubber transverse moving roller 340, and the fisheye bearing has the function of clamping straws on one hand and is beneficial to cutting off the straws; when the straw is cut off, the rubber transverse roller 340 is driven by the fisheye bearing 354 to be far away from the rubber driving roller 330, and when the straw moves downwards to be close to the rubber driving roller 330, the rubber transverse roller 340 is driven by the fisheye bearing 354 to be close to the rubber driving roller 330, so that the purpose of clamping the straw is achieved.

The bearings 380 are arranged at the two ends of each roller, and the friction between the rollers and the box body can be reduced through the bearings 380, so that the straws can fall smoothly.

The straw laying mechanism is used for laying straw squares by using woven straws. The straws are paved on the ground under the combined action of two pairs of rollers which are arranged up and down. The straw is stored in the vertically placed trapezoidal box 300, slides down the trapezoidal slope side under the action of gravity and is pressed between the left roller 310 and the right roller 320. One end of the opening of the straw is clamped and pulled downwards by the rubber active roller 330 and the rubber transverse roller 340. The left roller 310 and the rubber driving roller 330 are connected by a belt 312, and since the radius of the first belt pulley 311 and the second belt pulley 331 connecting the left roller 310 and the rubber driving roller 330 is the same, the left roller 310 and the rubber driving roller 330 rotate at the same angular speed to tear out the straw. When the straw is cut, the rubber active roller 330 and the rubber transverse roller 340 are positioned on the same plane and clamp the straw. After the straw is cut, the rubber-translating roller 340 connected with the straw is moved by the eccentric mechanism to a direction away from the rubber driving roller 330, so that the new straw head is clamped again. The straw square laying efficiency is higher by using the woven straw, and the straw square laying is more stable.

At present, the straw laying machine can only move longitudinally, and much time is consumed for laying a straw square. The utility model discloses the synthetic way of service speed for lay straw device folk prescription on sand and to forming a plurality of V-arrangement routes. The straw cutting machine moves in the opposite direction on the other road, a plurality of V-shaped lines are formed on the other road of the sandy land, and the V-shaped lines on the two roads are connected to form a plurality of square straw squares with connected vertexes.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can understand the changes or substitutions within the technical scope of the present invention, and all should be covered within the scope of the present invention.

Claims (6)

1. An automatic straw paving device is characterized by comprising a frame and a moving frame body, wherein the moving frame body is driven by a first driving mechanism to move back and forth linearly on the frame in a linear motion direction vertical to the frame, and a straw paving mechanism is installed in the moving frame body;

the straw laying mechanism comprises a trapezoidal box body, a left roller and a right roller which are arranged below an opening at the bottom of the trapezoidal box body in an opposite mode, a rubber driving roller and a rubber transverse moving roller which are arranged below the left roller and the right roller in an opposite mode, and a cutting mechanism which is arranged above the left roller and the right roller; the left roller and the right roller rotate in opposite directions to pull out the straws from the opening of the trapezoidal box body, the rubber driving roller and the rubber transverse moving roller rotate in opposite directions to pull down the straws and place the straws on the sand, and the cutting mechanism is used for cutting off the straws when the moving frame body moves to one end of the frame.

2. The automatic straw paving device according to claim 1, wherein: the left roller and the rubber driving roller are driven by a second driving mechanism to rotate simultaneously, the second driving mechanism comprises a first belt pulley arranged on the left roller, a second belt pulley arranged on the rubber driving roller, a first gear arranged on the rubber driving roller and a second gear in meshed connection with the first gear, the first belt pulley and the second belt pulley are connected through a belt, the second gear is driven by a driving motor to rotate, the first gear is driven to rotate through meshed connection of the second gear and the first gear, the rubber driving roller and the second belt pulley are further driven to rotate, the second belt pulley drives the first belt pulley to rotate through the belt, and the first belt pulley drives the left roller to rotate;

the rubber transverse moving roller is driven by an eccentric mechanism to move towards the direction far away from or close to the rubber driving roller.

3. The automatic straw paving device according to claim 2, wherein: the eccentric mechanism comprises a first motor, an eccentric wheel driven by the first motor to rotate, a rod connecting piece connected with the eccentric wheel, a reciprocating rod connected with the other end of the rod connecting piece, and a fisheye bearing connected with the other end of the reciprocating rod, wherein the other end of the fisheye bearing is connected with the end part of the rubber transverse moving roller;

the first motor drives the eccentric wheel to rotate, the rod connecting piece is driven to do plane motion, the reciprocating rod is further driven to do reciprocating motion, and the fisheye bearing is driven to do transverse motion when the reciprocating rod does reciprocating motion, so that the rubber transverse moving roller moves towards the direction far away from or close to the rubber driving roller.

4. An automated straw laying apparatus according to claim 1 or 2, wherein: the cutting mechanism comprises movable cutters symmetrically arranged on two sides of an opening of the trapezoidal box body, and the movable cutters are driven by the electric telescopic rods to be matched with the symmetrical movable cutters to cut off the straws.

5. The automatic straw paving device according to claim 1, wherein: the first driving mechanism comprises a linear guide rail arranged at the bottom of the frame, a screw rod arranged in parallel with the linear guide rail, a screw nut in threaded connection with the screw rod, and a fixed plate moving along the linear guide rail, the screw nut is fixed at the bottom of the fixed plate, and the moving frame body is fixed at the top of the fixed plate; the linear guide rail and the linear motion direction of the frame are arranged at an angle of 90 degrees;

the screw rod is driven by the second motor to rotate, the screw rod drives the screw rod nut to move, so that the fixing plate is driven to move, and the moving frame body is driven to do reciprocating linear motion through forward and reverse rotation of the screw rod.

6. The automatic straw paving device according to claim 1, wherein: and the two sides of the bottom of the frame are provided with tracks for driving the whole device to do linear motion.

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