阅读说明：本技术 一种自动清理铲刀的平地机 (Land leveler capable of automatically cleaning shovel blade ) 是由 朱其富 于 2019-09-07 设计创作，主要内容包括：本发明公开了一种自动清理铲刀的平地机,涉及整平设备技术领域。其技术要点是：一种自动清理铲刀的平地机,包括车体以及与车体连接的安装臂,所述安装臂上安装有长方形的铲刀,所述铲刀的一端设置有刮板,所述铲刀上设置有驱动刮板沿铲刀长度方向往复运动以刮掉铲刀表面粘附的泥土的驱动组件,所述铲刀上设置有驱动铲刀振动的直线振动电机,所述铲刀的振动方向垂直于铲刀所在的竖直平面。本发明具有自动清理铲刀上的泥土、清理效果好、提高平地效率的优点。(The invention discloses a land leveler capable of automatically cleaning a scraper knife, and relates to the technical field of leveling equipment. The technical key points are as follows: the utility model provides an automatic clear up leveler of spiller, includes the automobile body and with car connection's installation arm, install rectangular spiller on the installation arm, the one end of spiller is provided with the scraper blade, be provided with the drive scraper blade on the spiller along spiller length direction reciprocating motion in order to scrape the drive assembly of the earth of spiller surface adhesion, be provided with the linear vibration motor of drive spiller vibration on the spiller, the vertical plane at spiller's vibration direction perpendicular to spiller place. The invention has the advantages of automatically cleaning soil on the scraper knife, good cleaning effect and improving land leveling efficiency.)

1. The utility model provides an automatic clear up leveler of spiller, includes automobile body (1) and installation arm (2) of being connected with automobile body (1), install rectangular spiller (3) on installation arm (2), its characterized in that, the one end of spiller (3) is provided with scraper blade (4), be provided with drive scraper blade (4) on spiller (3) along spiller (3) length direction reciprocating motion in order to scrape the drive assembly of the earth of spiller (3) surface adhesion, be provided with linear vibration motor (5) of drive spiller (3) vibration on spiller (3), the vertical plane at the vibration direction perpendicular to spiller (3) place of spiller (3).

2. A grader for automatic blade cleaning according to claim 1, characterized in that a vibration damping assembly (6) is arranged between the mounting arm (2) and the blade (3) to reduce the amplitude of the vibrations of the mounting arm (2).

3. The grader capable of automatically cleaning a blade according to claim 2, wherein the damping assembly (6) comprises a guide post (61), a sleeve (62) and a damping spring (63), the guide post (61) is fixedly connected with the mounting arm (2) and arranged along the vibration direction of the blade (3), the sleeve (62) is sleeved on the periphery of the guide post (61) and is slidably connected with the guide post (61), a limiting ring (7) is arranged at one end of the guide post (61) far away from the mounting arm (2), a convex ring (8) matched with the limiting ring (7) is arranged on the inner wall of the sleeve (62), and the damping spring (63) is arranged on the periphery of the guide post (61) and at two ends of the damping spring and is fixedly connected with the mounting arm (2) and the convex ring (8) respectively.

4. A grader for automatically cleaning a blade (3) according to claim 3, characterized in that the side of the stop ring (7) facing the nose ring (8) is provided with a flexible shock pad (9).

5. The automatic grader of clearance spiller of claim 4, characterized in that, drive assembly includes left mounting panel (10), right mounting panel (11), lead screw (12) and driving motor (13), left mounting panel (10), right mounting panel (11) are located the both ends of spiller (3) respectively, the both ends and left mounting panel (10), right mounting panel (11) of lead screw (12) rotate to be connected, driving motor (13) are fixed in on left mounting panel (10) and are connected with lead screw (12) transmission, lead screw (12) week side is equipped with sliding seat (14), the lower surface of sliding seat (14) and the laminating of the upper surface of spiller (3), the one end and the sliding seat (14) of scraper blade (4) are connected.

6. The motor grader for automatically cleaning a blade according to claim 5, wherein the blade (4) is rotatably connected with a sliding seat (14), the axis of the rotating shaft of the blade (4) is parallel to the axis of the lead screw (12), and the sliding seat (14) is provided with a rotating motor (15) for driving the blade (4) to rotate.

7. The motor grader for automatically cleaning a blade according to claim 5, wherein the sliding seat (14) is provided with a high pressure nozzle (16), and a water spray of the high pressure nozzle (16) faces a surface of the blade (3) contacting the scraper (4).

8. The grader capable of automatically cleaning a blade according to claim 5, wherein the peripheral side of the lead screw (12) is respectively sleeved with a first corrugated pipe (17) and a second corrugated pipe (18), two ends of the first corrugated pipe (17) are respectively fixedly connected with the left mounting plate (10) and the sliding seat (14), and two ends of the second corrugated pipe (18) are respectively fixedly connected with the right mounting plate (11) and the sliding seat (14).

9. The motor grader for automatically cleaning a blade according to claim 8, wherein the facing surfaces of the left mounting plate (10) and the right mounting plate (11) are provided with receiving grooves (19) for receiving the first bellows (17) and the second bellows (18).

Technical Field

The invention relates to the technical field of ground leveling equipment, in particular to a land leveler capable of automatically cleaning a scraper knife.

Background

A grader is an earth-moving machine that levels the ground with a blade. The scraper is arranged between the front wheel shaft and the rear wheel shaft of the machine and can lift, incline, rotate and extend outwards. The action is flexible and accurate, the operation is convenient, the leveling field has higher precision, and the device is suitable for constructing roadbed and road surface, building side slope, excavating side ditch, stirring road surface mixture, sweeping accumulated snow, pushing bulk material and maintaining the soil road and gravel road.

In chinese patent publication No. CN102713083A, a variable-axle-distance motor grader is disclosed that includes a chassis, a main frame extending from the chassis, a blade extending downwardly from the main frame, front wheels supporting the main frame, an engine supported by the chassis, and rear wheels supporting the chassis, the rear wheels having adjustable positions relative to a longitudinal axis of the chassis.

The scraper knife of the land leveler in the patent usually can be attached with a certain amount of soil after being used for a period of time, and the cleaning is very inconvenient, and the operation of leveling the ground can be influenced if the scraper knife can not be cleaned in time.

Disclosure of Invention

The invention aims to provide a land leveler capable of automatically cleaning a scraper knife, which has the advantages of automatically cleaning soil on the scraper knife, having good cleaning effect and improving land leveling efficiency.

In order to achieve the purpose, the invention provides the following technical scheme:

the utility model provides an automatic clear up leveler of spiller, includes the automobile body and with car connection's installation arm, install rectangular spiller on the installation arm, the one end of spiller is provided with the scraper blade, be provided with the drive scraper blade on the spiller along spiller length direction reciprocating motion in order to scrape the drive assembly of the earth of spiller surface adhesion, be provided with the linear vibration motor of drive spiller vibration on the spiller, the vertical plane at spiller's vibration direction perpendicular to spiller place.

Through adopting above-mentioned technical scheme, when the more earth of adhesion on the spiller, drive assembly drive scraper blade is along spiller length direction reciprocating motion to scrape the earth of spiller surface adhesion fast, linear vibration motor can drive spiller vibration around, avoids earth adhesion once more on the scraper blade on the one hand, and on the other hand can clear up the stronger earth of adhesion, and the clearance is effectual, avoids influencing going on of level and smooth ground work, improves level land efficiency.

Furthermore, a vibration reduction assembly for reducing the vibration amplitude of the mounting arm is arranged between the mounting arm and the scraper knife.

Through adopting above-mentioned technical scheme, damping subassembly can reduce the vibration range of installation arm, reduces the influence to the installation arm.

Further, the damping subassembly includes guide post, sleeve and damping spring, the guide post just sets up along spiller vibration direction with installation arm fixed connection, the sleeve cover locate guide post week side and with guide post sliding connection, the one end that the installation arm was kept away from to the guide post is provided with the spacing ring, the sleeve inner wall be provided with spacing ring complex bulge loop, damping spring be located the guide post week side and its both ends respectively with installation arm and bulge loop fixed connection.

Through adopting above-mentioned technical scheme, the scraper blade drives the sleeve and follows guide post axial motion when the vibration, thereby damping spring is compressed and absorbs vibration energy, reduces the influence to the installation arm, and the cooperation of bulge loop and spacing ring can avoid guide post and sleeve to break away from.

Furthermore, one side of the limiting ring facing the convex ring is provided with a flexible shock pad.

Through adopting above-mentioned technical scheme, flexible shock pad can make the rigid contact of spacing ring and bulge loop become the flexible contact, reduces the impact of guide post and telescopic.

Further, drive assembly includes left mounting panel, right mounting panel, lead screw and driving motor, left side mounting panel, right mounting panel are located the both ends of spiller respectively, the both ends of lead screw are rotated with left mounting panel, right mounting panel and are connected, driving motor is fixed in on the left mounting panel and is connected with screw drive, lead screw week side is equipped with the sliding seat, the lower surface of sliding seat and the upper surface laminating of spiller, the one end and the sliding seat of scraper blade are connected.

Through adopting above-mentioned technical scheme, when the earth on the clearance spiller, driving motor passes through the lead screw and drives sliding seat reciprocating motion, and the sliding seat drives scraper blade reciprocating motion to strike off the earth of adhesion on the spiller, convenient and fast.

Furthermore, the scraper is rotationally connected with the sliding seat, the axis of the rotating shaft of the scraper is parallel to the axis of the lead screw, and the sliding seat is provided with a rotating motor for driving the scraper to rotate.

Through adopting above-mentioned technical scheme, leveling ground during operation, the rotating electrical machines drives the scraper blade and rotates to the top of spiller, avoids earth to receive blockking of scraper blade, has guaranteed the normal bulldozing work of spiller.

Furthermore, a high-pressure spray nozzle is arranged on the sliding seat, and a water spray opening of the high-pressure spray nozzle faces to one surface of the scraper knife, which is contacted with the scraper blade.

Through adopting above-mentioned technical scheme, ground levels the back that finishes, if not in time washs the spiller, is difficult to strike off after the earth drying of adhesion on the spiller, sprays water to the spiller through high pressure nozzle, cooperates scraper blade reciprocating motion, in time clears up the earth on spiller and the scraper blade, avoids being difficult to the clearance after the earth drying.

Further, week side of lead screw is equipped with first bellows and second bellows respectively, the both ends of first bellows respectively with left mounting panel, sliding seat fixed connection, the both ends of second bellows respectively with right mounting panel, sliding seat fixed connection.

Through adopting above-mentioned technical scheme, first bellows and second bellows can protect the lead screw, avoid dust or earth adhesion on the lead screw, guarantee that earth cleaning work normally goes on.

Furthermore, the holding tank that is used for holding first bellows and second bellows is seted up to the one side that left side mounting panel and right mounting panel are opposite.

Through adopting above-mentioned technical scheme, when the sliding seat removed towards left mounting panel or right mounting panel, can get into the holding tank after first bellows and the shrink of second bellows, avoid influencing the motion of sliding seat.

Compared with the prior art, the invention has the beneficial effects that:

(1) by arranging the linear vibration motor and the scraper, when more soil is adhered to the scraper, the driving assembly drives the scraper to reciprocate along the length direction of the scraper, and the linear vibration motor can drive the scraper to vibrate back and forth, so that the soil is prevented from being adhered to the scraper again, the soil with strong adhesion can be cleaned, and the operation of leveling the ground is prevented from being influenced;

(2) by arranging the guide post, the sleeve, the damping spring and the flexible damping pad, the scraper drives the sleeve to axially move along the guide post when vibrating, the damping spring is compressed to absorb vibration energy, the influence on the mounting arm is reduced, the flexible damping pad can change rigid contact of the limiting ring and the convex ring into flexible contact, and the collision force between the guide post and the sleeve is reduced;

(3) through setting up high pressure nozzle, orientation spiller water spray during clearance earth, cooperation scraper blade reciprocating motion in time clears up the earth on spiller and the scraper blade, avoids being difficult to the clearance behind the earth drying.

Drawings

FIG. 1 is an overall view of the present embodiment;

fig. 2 is an overall schematic view of the blade of the present embodiment;

FIG. 3 is a partial cross-sectional view of the embodiment taken along the vertical section of the lead screw axis;

FIG. 4 is an enlarged view of portion A of FIG. 2;

fig. 5 is a partial sectional view of a vertical section along the length of the squeegee according to this embodiment.

Reference numerals: 1. a vehicle body; 2. mounting an arm; 3. a scraper knife; 4. a squeegee; 5. a linear vibration motor; 6. a vibration reduction assembly; 61. a guide post; 62. a sleeve; 63. a damping spring; 7. a limiting ring; 8. a convex ring; 9. a flexible shock pad; 10. a left mounting plate; 11. a right mounting plate; 12. a lead screw; 13. a drive motor; 14. a sliding seat; 15. a rotating electric machine; 16. a high pressure spray head; 17. a first bellows; 18. a second bellows; 19. and (6) accommodating the tank.

Detailed Description

The invention is described in detail below with reference to the figures and examples.

As shown in fig. 1, a grader for automatically cleaning a blade comprises a vehicle body 1 and an installation arm 2 connected with the vehicle body 1, wherein a rectangular blade 3 is installed on the installation arm 2, the vertical section of the blade 3 is arc-shaped, a scraping plate 4 is arranged at one end of the blade 3, and the surface of the scraping plate 4 facing the blade 3 is the same as the radian of the blade 3.

As shown in fig. 2 and 3, the scraper knife 3 is provided with a driving assembly for driving the scraper blade 4 to reciprocate along the length direction of the scraper knife 3 so as to scrape off the soil adhered to the surface of the scraper knife 3, the driving assembly comprises a left mounting plate 10, a right mounting plate 11, a lead screw 12 and a driving motor 13, the left mounting plate 10 and the right mounting plate 11 are respectively located at two ends of the scraper knife 3, the left mounting plate 10 and the right mounting plate 11 extend upwards, two ends of the lead screw 12 are connected with the left mounting plate 10 and the right mounting plate 11 in a rotating manner, the driving motor 13 is fixed on the left mounting plate 10 and is in transmission connection with the lead screw 12, a sliding seat 14 is arranged on the peripheral side of the lead screw 12, and the lower surface.

As shown in fig. 2 and 4, one end of the scraper 4 is rotatably connected to the sliding seat 14, the axis of the rotating shaft of the scraper 4 is parallel to the axis of the screw 12, the sliding seat 14 is provided with a rotating motor 15 for driving the scraper 4 to rotate, and the rotating shaft of the rotating motor 15 is coaxial with and fixedly connected to the rotating shaft of the scraper 4.

When more earth adheres to the scraper knife 3, the driving motor 13 drives the sliding seat 14 to reciprocate through the lead screw 12, and the sliding seat 14 drives the scraper 4 to reciprocate, so that the earth adhered to the scraper knife 3 is scraped, and the scraper knife is convenient and quick. When the ground leveling work is carried out, the rotating motor 15 drives the scraper blade 4 to rotate to the upper side of the scraper blade 3, so that the earth is prevented from being blocked by the scraper blade 4, and the normal bulldozing work of the scraper blade 3 is ensured.

As shown in fig. 3 and 4, in order to prevent dust or mud from adhering to the lead screw 12, a first bellows 17 and a second bellows 18 are respectively sleeved on the peripheral side of the lead screw 12, two ends of the first bellows 17 are respectively fixedly connected with the left mounting plate 10 and the sliding seat 14, and two ends of the second bellows 18 are respectively fixedly connected with the right mounting plate 11 and the sliding seat 14. The first corrugated pipe 17 and the second corrugated pipe 18 can protect the screw 12 and ensure that the soil cleaning work is normally carried out. The holding groove 19 that is used for holding first bellows 17 and second bellows 18 is seted up to the one side that left mounting panel 10 and right mounting panel 11 are opposite, can get into holding groove 19 after first bellows 17 and the contraction of second bellows 18, avoids influencing the motion of sliding seat 14.

The sliding seat 14 is provided with a high-pressure nozzle 16, and a water spray opening of the high-pressure nozzle 16 faces the surface of the scraper blade 3 contacting with the scraper 4. Water is sprayed to the scraper knife 3 through the high-pressure spray head 16, the scraper knife 4 is matched to reciprocate, soil on the scraper knife 3 and the scraper knife 4 is cleaned in time, and the problem that the soil is difficult to clean after being dried is avoided. The high-pressure nozzle 16 may be externally connected with a water pipe to spray water, or a water tank, a water pump and a water pipe may be installed on the vehicle body 1.

As shown in fig. 5, in order to avoid soil from adhering to the scraper blade 4 again and improve cleaning efficiency, two linear vibration motors 5 for driving the scraper blade 3 to vibrate are vertically installed on one surface of the scraper blade 3 away from the scraper blade 4, the axes of the linear vibration motors 5 are parallel to each other, and the vibration direction of the scraper blade 3 is perpendicular to the vertical plane where the scraper blade 3 is located. Be provided with the damping subassembly 6 that reduces installation arm 2 vibration range between installation arm 2 and the spiller 3, damping subassembly 6 includes guide post 61, sleeve 62 and damping spring 63, guide post 61 and installation arm 2 fixed connection just set up along the spiller 3 vibration direction, the guide post 61 week side is located to sleeve 62 cover and just with guide post 61 sliding connection, the one end that installation arm 2 was kept away from to guide post 61 is provided with spacing ring 7, the sleeve 62 inner wall is provided with the bulge loop 8 with spacing ring 7 complex, damping spring 63 is located the week side of guide post 61 and its both ends respectively with installation arm 2 and bulge loop 8 fixed connection. One side of the limiting ring 7 facing the convex ring 8 is bonded with a flexible shock pad 9, and the flexible shock pad 9 can be made of rubber materials.

Linear vibration motor 5 can drive scraper knife 3 fore-and-aft vibration, avoids earth adhesion on scraper blade 4 once more, can clear up the stronger earth of adhesion simultaneously, avoids influencing going on of level and smooth ground work. Scraper blade 4 drives sleeve 62 and follows guide post 61 axial motion when the vibration, thereby damping spring 63 is compressed and is absorbed vibration energy, reduces the influence to installation arm 2, and bulge loop 8 and spacing ring 7 cooperate, can avoid guide post 61 and sleeve 62 to break away from. The flexible shock pad 9 can change the rigid contact between the limiting ring 7 and the convex ring 8 into flexible contact, and reduce the collision force between the guide post 61 and the sleeve 62.

The working process and the beneficial effects of the invention are as follows:

when more earth adheres to the scraper knife 3, the driving motor 13 drives the sliding seat 14 to reciprocate through the lead screw 12, and the sliding seat 14 drives the scraper 4 to reciprocate, so that the earth adhered to the scraper knife 3 is scraped, and the scraper knife is convenient and quick. When the ground leveling work is carried out, the rotating motor 15 drives the scraper blade 4 to rotate to the upper side of the scraper blade 3, so that the earth is prevented from being blocked by the scraper blade 4, and the normal bulldozing work of the scraper blade 3 is ensured.

Linear vibration motor 5 can drive scraper knife 3 fore-and-aft vibration, avoids earth adhesion on scraper blade 4 once more, can clear up the stronger earth of adhesion simultaneously, avoids influencing going on of level and smooth ground work. Scraper blade 4 drives sleeve 62 and follows guide post 61 axial motion when the vibration, thereby damping spring 63 is compressed and is absorbed vibration energy, reduces the influence to installation arm 2, and bulge loop 8 and spacing ring 7 cooperate, can avoid guide post 61 and sleeve 62 to break away from. The flexible shock pad 9 can change the rigid contact between the limiting ring 7 and the convex ring 8 into flexible contact, and reduce the collision force between the guide post 61 and the sleeve 62.

After the ground is leveled and finished, the scraper knife 3 is sprayed with water through the high-pressure spray head 16, the scraper knife 4 is matched to reciprocate, soil on the scraper knife 3 and the scraper knife 4 is cleaned in time, and the problem that the soil is difficult to clean after being dried is avoided.

The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the invention may occur to those skilled in the art without departing from the principle of the invention, and are considered to be within the scope of the invention.