阅读说明：本技术 一种混凝土地坪自动化施工机械及施工方法 (Automatic construction machine and method for concrete terrace ) 是由 李广才 周玉莲 朱传涛 徐广磊 王鑫 李增路 于 2019-09-29 设计创作，主要内容包括：本发明公开了一种混凝土地坪自动化施工机械及施工方法,包括搅拌腔、电动推杆、第二电机、毛刷板和第二防粘层,所述搅拌腔底部的中间位置安装有出料腔,搅拌腔外部的一端安装有第三电机,且旋转杆的顶端和底端皆均匀安装有搅拌杆,搅拌腔底端的中间位置安装有控制器,控制器的底端安装有分布储存板,分布储存板底部的两端安装有内轮,且内轮与分布储存板相互配合构成移动结构,所述分布储存板底部的中间位置安装有强力弹性弹簧,且强力弹性弹簧和刮板相互配合构成复位结构,一种施工方法,通过在所述刮板的底端均匀设置有毛刷板,且刮板和毛刷板相互配合构成抹平结构,实现了装置带有毛刷抹平,可以增强装置的的性能,使用过后抹平的更细致。(The invention discloses an automatic construction machine and a construction method for a concrete terrace, which comprises a stirring cavity, an electric push rod, a second motor, a brush plate and a second anti-sticking layer, wherein a discharging cavity is arranged in the middle of the bottom of the stirring cavity, a third motor is arranged at one end outside the stirring cavity, stirring rods are uniformly arranged at the top end and the bottom end of a rotating rod, a controller is arranged in the middle of the bottom end of the stirring cavity, a distribution storage plate is arranged at the bottom end of the controller, inner wheels are arranged at two ends of the bottom of the distribution storage plate and are matched with each other to form a moving structure, a strong elastic spring is arranged in the middle of the bottom of the distribution storage plate and is matched with a scraper to form a resetting structure, and the brush plate are matched with each other to form a floating structure, the device is trowelled by the brush, the performance of the device can be enhanced, and trowelling is more delicate after use.)

1. The utility model provides a concrete terrace automatic construction machinery, includes stirring chamber (1), electric putter (6), second motor (13), brush board (20) and the antiseized layer of second (22), its characterized in that: the material discharging cavity (3) is installed at the middle position of the bottom of the stirring cavity (1), the distribution storage plate (18) is installed at the bottom end of the material discharging cavity (3), the third motor (16) is installed at one end of the outer portion of the stirring cavity (1), the rotating rod (5) is installed at the output end of the third motor (16), the stirring rods (17) are evenly installed at the top end and the bottom end of the rotating rod (5), the inner wheel (2) is installed at two ends of the bottom of the distribution storage plate (18), the inner wheel (2) and the distribution storage plate (18) are matched with each other to form a moving structure, the strong elastic spring (21) is installed at the middle position of the bottom of the distribution storage plate (18), the scraping plate (19) is installed at the bottom of the strong elastic spring (21), the top end of the scraping plate (19) is connected with the bottom end of the distribution storage plate (18), and the strong elastic spring (21) and the scraping, the top end of the outside of the stirring cavity (1) is provided with a feeding port (9), a baffle (15) is arranged at the middle position of the inside of the stirring cavity (1), an electric push rod (6) is installed at the middle position of one side, far away from the third motor (16), of the outside of the stirring cavity (1), the output end of the electric push rod (6) is connected with the baffle (15), a second motor (13) and a first motor (11) are installed inside the stirring cavity (1) at the top end of the baffle (15), a second crushing tooth (14) and a first crushing tooth (12) are installed at the output ends of the second motor (13) and the first motor (11) respectively, the second crushing tooth (14) and the first crushing tooth (12) are matched with each other to form a crushing structure, a controller (4) is installed at one side of the stirring cavity (1), and the controller (4) is connected with the first motor (11), the second motor (13) through wires, The third motor (16) is electrically connected with the electric push rod (6).

2. The automatic construction machine of concrete terrace according to claim 1, characterized in that: the top end of the two outer sides of the stirring cavity (1) is provided with a first handle (7), and the first handle (7) and the stirring cavity (1) are matched with each other to form a pushing structure.

3. The automatic construction machine of concrete terrace according to claim 1, characterized in that: all evenly be provided with first antiseized layer (8) on the inside wall of pan feeding mouth (9) both sides, and first antiseized layer (8) mutually support with pan feeding mouth (9) and constitute anti-sticking structure.

4. The automatic construction machine of concrete terrace according to claim 1, characterized in that: the outside of puddler (17) all is provided with antiseized layer of second (22), and antiseized layer of second (22) and puddler (17) mutually support and constitute anti-sticking structure.

5. The automatic construction machine of concrete terrace according to claim 1, characterized in that: the bottom of scraper blade (19) evenly is provided with brush board (20), and scraper blade (19) and brush board (20) mutually support and constitute floating structure.

6. The automatic construction machine of concrete terrace according to claim 1, characterized in that: a second handle (10) is installed on the top end of the outer portion of the feeding opening (9), and the feeding opening (9) and the second handle (10) are matched with each other to form an opening structure.

7. The automatic construction method of the automatic construction machine for the concrete terrace according to the claims 1 to 6, wherein the following measures are taken during construction:

a measurement lofting

1) Before construction, a total station is used for accurately measuring the center point of a track, the straight line segments are separated by 20m points, and the curved line segments are separated by 10m or 5m points according to the radius, so that the accurate plane position is ensured;

2) the rail elevation measurement is directly related to the flatness, and the leveling instrument adopts a second-class leveling instrument with a micrometer and uses an indium steel ruler with bubbles to measure the elevation;

b laying track and adjusting elevation

1) Before the box girder support is erected, the box girder support below the track needs to be subjected to stress checking calculation, and the support supporting force and deflection of the support are ensured to meet the design requirements;

2) the plane position of the track is accurate, the error of the elevation of the top surface of the track is not more than 1mm, the joint of the track is tight and smooth, the defects of gap, dislocation and the like are avoided, and the uneven position of the joint is finely ground by using a grinding wheel;

3) the rail is stably erected and reinforced by reinforcing steel bars every 1 m;

c installation and debugging evener

1) The leveling machine is transferred by a small-sized flat car, and can be hoisted to the bridge floor by using more than 16t of hoisting machines according to the height of the bridge;

2) hoisting the equipment to a preselected walking track;

3) checking whether all the coupling parts are firm and reliable;

4) checking the combination condition of the transmission mechanism, and judging whether the eccentric positions of the bearing, the belt pulley and the connecting spline are consistent.

5) Checking whether the belt pulley is firm;

6) and adjusting the leveling strips to be in corresponding shapes according to construction requirements. (i.e., parabolic, roof-shaped or concave parabolic, concave roof-shaped profiles);

d adjusting direction of suspension and cross slope of leveler

1) Adjusting the verticality of the suspension and the construction center line: the two-end walking support has two functions of single action and linkage. Single action, namely one end moves, mainly adjusts the direction of the suspension and keeps vertical to the working line; linkage, namely synchronous front and back movement in normal work;

2) and rotating the hand wheel to adjust the high-frequency leveling machine to be consistent with the theoretical working surface. Note that: keeping two legs (namely a leveling leg and a troweling leg) below the high-frequency leveling machine parallel to a working surface;

e paving concrete

1) The concrete material is approximately 1-2 cm higher than the rail during paving;

2) sequentially arranging 2-3 vibrating rods, vibrating in full amplitude for not less than 20s, and preferably stopping concrete sinking without bubbling and cement slurry overflowing;

3) during paving, attention needs to be paid to avoid the phenomenon of concentration of concrete coarse and fine aggregates;

f leveling with a leveler

1) After the leveling machine is started, the leveling machine retreats by 30-50 cm in sequence, so that the leveling machine walks on the track in a balanced manner, an operator needs to observe the cloth condition in front of the machine in the leveling operation process, if the material accumulation is too high or the local part is too low, the leveling machine is stopped immediately, and the leveling machine is restarted after manual treatment;

2) during the operation process of the leveling machine, the remnants on the top surface of the track are cleaned so as to avoid influencing the paving elevation;

3) at a bend or a downhill, the concrete is sometimes jammed and should be removed in time;

4) the operation procedure is as follows: the electric cabinet is operated by one person, and the specific operation procedures are as follows: firstly, pressing a vibration button of a high-frequency evener; secondly, pressing a button of the walking motor; and thirdly, when the leveling machine needs to be stopped, firstly, the stopping button is moved by pressing the suspension, and then, the stopping button of the motor of the leveling machine is pressed, wherein the interval time is short, and the flatness of the plane joint is ensured. The evener can also move back and forth according to the actual situation;

5) special care in the use of a slurry lifting evener is as follows: firstly, when the leveling machine pushes and piles partial redundant concrete on a working plane in the working process, the redundant concrete needs to be cleaned manually in time, and secondly, materials need to be complemented in time when a material shortage part appears, so that the bridge deck is ensured to be free of defects;

g manually troweling again

Manually slightly troweling is carried out immediately after leveling by the leveling machine, and when troweling is carried out, the troweling direction is required, namely, troweling in the transverse bridge direction is required, and troweling in the clockwise or counterclockwise direction is not required;

hill-galling health preserving

After napping, the concrete reaches a certain strength and is immediately covered with a gunny bag or a blanket for curing, and the gunny bag or the concrete is ensured to be wet during curing.

Technical Field

The invention relates to the technical field of machinery, in particular to automatic construction machinery and a construction method for a concrete floor

Background

The concrete wear-resistant terrace is commonly called as a carborundum terrace. The ground hardener is rapidly popularized in Europe and America since the 70 th century appeared, and becomes a perfect generation product of terrazzo ground, and the wear-resistant terrace is the first choice in developed countries after the 80 th century.

The existing automatic construction machine for the concrete terrace does not have a stirring function, so that a hard block is easily generated when the device is used, the quality of the terrace is influenced, and the multifunctional concrete terrace is not only provided with a scraper blade but also provided with a brush when being trowelled, so that the multifunctional performance of the device is realized.

Disclosure of Invention

The invention aims to provide an automatic construction machine for a concrete floor, which aims to solve the problem that the existing automatic construction machine for the concrete floor, which is proposed in the background art, does not have a stirring function, so that a device is easy to generate hard blocks when in use, the quality of the floor is influenced, and the multifunctional construction machine is provided with a scraper and a brush while being leveled, so that the multifunctional performance of the device is realized.

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

on the one hand, the automatic construction machinery for the concrete terrace comprises a stirring cavity, an electric push rod, a second motor, a brush plate and a second anti-sticking layer, wherein a discharging cavity is installed at the middle position of the bottom of the stirring cavity, a distribution storage plate is installed at the bottom end of the discharging cavity, a third motor is installed at one end outside the stirring cavity, a rotary rod is installed at the output end of the third motor, stirring rods are evenly installed at the top end and the bottom end of the rotary rod, inner wheels are installed at the two ends of the bottom of the distribution storage plate and are matched with the distribution storage plate to form a moving structure, a strong elastic spring is installed at the middle position of the bottom of the distribution storage plate, a scraping plate is installed at the bottom of the strong elastic spring, the top end of the scraping plate is connected with the bottom end of the distribution storage plate, the strong elastic spring and the scraping plate are matched with each other to form a reset structure, a feeding, the middle position of the inner part of the stirring cavity is provided with a baffle plate, the middle position of one side of the stirring cavity, which is far away from the third motor, is provided with an electric push rod, the output end of the electric push rod is connected with the baffle plate, the inner part of the stirring cavity at the top end of the baffle plate is respectively provided with a second motor and a first motor, the output ends of the second motor and the first motor are respectively provided with a second crushing tooth and a first crushing tooth, the second crushing tooth and the first crushing tooth are mutually matched to form a crushing structure, one side of the stirring cavity is provided with a controller, and the controller is electrically connected with the first motor, the second motor, the third motor and the electric push rod through wires.

Preferably, the top ends of the two sides of the outer part of the stirring cavity are provided with a first handle, and the first handle and the stirring cavity are matched with each other to form a pushing structure.

Preferably, all evenly be provided with first antiseized layer on the inside wall of pan feeding mouth both sides, and first antiseized layer mutually supports with the pan feeding mouth and constitutes anti-sticking structure.

Preferably, the outside of puddler all is provided with the antiseized layer of second, and the antiseized layer of second and puddler mutually support and constitute anti-sticking structure.

Preferably, the bottom end of the scraping plate is uniformly provided with a brush plate, and the scraping plate and the brush plate are matched with each other to form a floating structure.

Preferably, a second handle is installed on the top end of the outer portion of the feeding opening, and the feeding opening and the second handle are matched with each other to form an opening structure.

On the other hand, the automatic construction method of the automatic construction machine for the concrete terrace adopts the following measures during construction:

a measurement lofting

1) Before construction, a total station is used for accurately measuring the center point of a track, the straight line segments are separated by 20m points, and the curved line segments are separated by 10m or 5m points according to the radius, so that the accurate plane position is ensured;

2) the rail elevation measurement is directly related to the flatness, and the leveling instrument adopts a second-class leveling instrument with a micrometer and uses an indium steel ruler with bubbles to measure the elevation;

b laying track and adjusting elevation

1) Before the box girder support is erected, the box girder support below the track needs to be subjected to stress checking calculation, and the support supporting force and deflection of the support are ensured to meet the design requirements;

2) the plane position of the track is accurate, the error of the elevation of the top surface of the track is not more than 1mm, the joint of the track is tight and smooth, the defects of gap, dislocation and the like are avoided, and the uneven position of the joint is finely ground by using a grinding wheel;

3) the rail is stably erected and reinforced by reinforcing steel bars every 1 m;

c installation and debugging evener

1) The leveling machine is transferred by a small-sized flat car, and can be hoisted to the bridge floor by using more than 16t of hoisting machines according to the height of the bridge;

2) hoisting the equipment to a preselected walking track;

3) checking whether all the coupling parts are firm and reliable;

4) checking the combination condition of the transmission mechanism, and judging whether the eccentric positions of the bearing, the belt pulley and the connecting spline are consistent.

5) Checking whether the belt pulley is firm;

6) and adjusting the leveling strips to be in corresponding shapes according to construction requirements. (i.e., parabolic, roof-shaped or concave parabolic, concave roof-shaped profiles);

d adjusting direction of suspension and cross slope of leveler

1) Adjusting the verticality of the suspension and the construction center line: the two-end walking support has two functions of single action and linkage. Single action, namely one end moves, mainly adjusts the direction of the suspension and keeps vertical to the working line; linkage, namely synchronous front and back movement in normal work;

2) and rotating the hand wheel to adjust the high-frequency leveling machine to be consistent with the theoretical working surface. Note that: keeping two legs (namely a leveling leg and a troweling leg) below the high-frequency leveling machine parallel to a working surface;

e paving concrete

1) The concrete material is approximately 1-2 cm higher than the rail during paving;

2) sequentially arranging 2-3 vibrating rods, vibrating in full amplitude for not less than 20s, and preferably stopping concrete sinking without bubbling and cement slurry overflowing;

3) during paving, attention needs to be paid to avoid the phenomenon of concentration of concrete coarse and fine aggregates;

f leveling with a leveler

1) After the leveling machine is started, the leveling machine retreats by 30-50 cm in sequence, so that the leveling machine walks on the track in a balanced manner, an operator needs to observe the cloth condition in front of the machine in the leveling operation process, if the material accumulation is too high or the local part is too low, the leveling machine is stopped immediately, and the leveling machine is restarted after manual treatment;

2) during the operation process of the leveling machine, the remnants on the top surface of the track are cleaned so as to avoid influencing the paving elevation;

3) at a bend or a downhill, the concrete is sometimes jammed and should be removed in time;

4) the operation procedure is as follows: the electric cabinet is operated by one person, and the specific operation procedures are as follows: firstly, pressing a vibration button of a high-frequency evener; secondly, pressing a button of the walking motor; and thirdly, when the leveling machine needs to be stopped, firstly, the stopping button is moved by pressing the suspension, and then, the stopping button of the motor of the leveling machine is pressed, wherein the interval time is short, and the flatness of the plane joint is ensured. The evener can also move back and forth according to the actual situation;

5) special care in the use of a slurry lifting evener is as follows: firstly, when the leveling machine pushes and piles partial redundant concrete on a working plane in the working process, the redundant concrete needs to be cleaned manually in time, and secondly, materials need to be complemented in time when a material shortage part appears, so that the bridge deck is ensured to be free of defects;

g manually troweling again

Manually slightly troweling is carried out immediately after leveling by the leveling machine, and when troweling is carried out, the troweling direction is required, namely, troweling in the transverse bridge direction is required, and troweling in the clockwise or counterclockwise direction is not required;

hill-galling health preserving

After napping, the concrete reaches a certain strength and is immediately covered with a gunny bag or a blanket for curing, and the gunny bag or the concrete is ensured to be wet during curing.

Compared with the prior art, the invention has the beneficial effects that: the automatic construction machine for the concrete terrace is characterized in that the bottom end of the scraping plate is uniformly provided with the brush plate, the scraping plate and the brush plate are mutually matched to form a floating structure, so that floating of the device with a brush can be realized, the performance of the device can be enhanced, floating after use is more delicate, the inner side walls of two sides of the feeding hole are uniformly provided with the first anti-sticking layers, the first anti-sticking layers and the feeding hole are mutually matched to form an anti-sticking structure, the device is provided with an anti-sticking function, the waste of concrete is reduced, the efficiency can be enhanced during use, the automatic construction machine for the concrete terrace is characterized in that the feeding hole is formed in the top end of the outer part of the stirring cavity, the baffle is arranged in the middle position of the inner part of the stirring cavity, the electric push rod is arranged in the middle position of one side of the outer part of the stirring cavity, which is far away from the third, prevent to have the muddy earth of agglomeration when beating the terrace, strengthened the high efficiency of device.

Drawings

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

FIG. 2 is an enlarged view of the structure at A in FIG. 1 according to the present invention;

FIG. 3 is an enlarged view of the structure at B in FIG. 1 according to the present invention;

fig. 4 is a block diagram of the system of the present invention.

In the figure: 1. a stirring chamber; 2. an inner wheel; 3. a discharge cavity; 4. a controller; 5. rotating the rod; 6. an electric push rod; 7. a first handle; 8. a first anti-sticking layer; 9. a feeding port; 10. a second handle; 11. a first motor; 12. a first grinding tooth; 13. a second motor; 14. a second grinding tooth; 15. a baffle plate; 16. a third motor; 17. a stirring rod; 18. a distribution storage plate; 19. a squeegee; 20. a brush plate; 21. a strong elastic spring; 22. and a second anti-sticking layer.

Detailed Description

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

Referring to fig. 1-4, an embodiment of the present invention is shown: an automatic construction machine for concrete terrace comprises a stirring cavity 1, an electric push rod 6, a second motor 13, a brush plate 20 and a second anti-sticking layer 22, a discharging cavity 3 is installed at the middle position of the bottom of the stirring cavity 1, a first handle 7 is installed at the top ends of two sides outside the stirring cavity 1, the first handle 7 and the stirring cavity 1 are matched with each other to form a pushing structure, a distribution storage plate 18 is installed at the bottom end of the discharging cavity 3, a third motor 16 is installed at one end outside the stirring cavity 1, the first motor 11, the second motor 13 and the third motor 16 can be a Y315M-2 motor, a rotating rod 5 is installed at the output end of the third motor 16, stirring rods 17 are evenly installed at the top end and the bottom end of the rotating rod 5, the second anti-sticking layer 22 is arranged outside the stirring rods 17, the second anti-sticking layer 22 and the stirring rods 17 are matched with each other to form an anti-sticking structure, inner wheels 2 are installed at two ends of the bottom of the distribution storage, the inner wheel 2 and the distribution storage plate 18 are matched with each other to form a moving structure, a strong elastic spring 21 is arranged in the middle of the bottom of the distribution storage plate 18, a scraping plate 19 is arranged at the bottom of the strong elastic spring 21, a brush plate 20 is uniformly arranged at the bottom end of the scraping plate 19, the scraping plate 19 and the brush plate 20 are matched with each other to form a floating structure, the top end of the scraping plate 19 is connected with the bottom end of the distribution storage plate 18, the strong elastic spring 21 and the scraping plate 19 are matched with each other to form a reset structure, a feeding port 9 is arranged at the top end of the outer part of the stirring cavity 1, first anti-sticking layers 8 are uniformly arranged on the inner side walls at two sides of the feeding port 9, the first anti-sticking layers 8 and the feeding port 9 are matched with each other to form an anti-sticking structure, a second handle 10 is arranged at the top end of the outer part of the feeding port 9, the second handle, an electric push rod 6 is installed at the middle position of one side of the outer part of the stirring cavity 1 far away from the third motor 16, the model of the electric push rod 6 can be DYTZB1000-500/110-X type, the output end of the electric push rod 6 is connected with a baffle plate 15, a second motor 13 and a first motor 11 are respectively installed inside the stirring cavity 1 at the top end of the baffle plate 15, second grinding teeth 14 and first grinding teeth 12 are respectively installed at the output ends of the second motor 13 and the first motor 11, the second grinding teeth 14 and the first grinding teeth 12 are mutually matched to form a grinding structure, a controller 4 is installed at one side of the stirring cavity 1, and the controller 4 is electrically connected with the first motor 11, the second motor 13, the third motor 16 and the electric push rod 6 through conducting wires.

The working principle is as follows: when in use, the concrete is firstly crushed by the second crushing teeth 14 and the first crushing teeth 12, when the crushing is finished, the concrete can be mixed and stirred, the hard blocks in the concrete are reduced, the quality of a concrete terrace is improved, the scraper 19 can be used for smoothing and scraping, the brush plate 20 can be used for smoothing, the bottom end of the scraper 19 is uniformly provided with the brush plate 20, the scraper 19 and the brush plate 20 are mutually matched to form a smoothing structure, the device is provided with a brush for smoothing, the performance of the device can be enhanced, the smoothing after use is more delicate, the inner side walls at two sides of the feeding port 9 are uniformly provided with the first anti-sticking layers 8, the first anti-sticking layers 8 and the feeding port 9 are mutually matched to form an anti-sticking structure, the device is provided with an anti-sticking function, the waste of concrete is reduced, the efficiency can be enhanced when in use, the top end outside the stirring cavity 1 is provided with the feeding port 9, the middle position inside the stirring cavity 1 is provided with the baffle, the middle position of stirring chamber 1 outside keeping away from 16 one sides of third motor is installed electric putter 6, and electric putter 6's output and baffle 15 are connected, and the device has agitating unit, prevents to have the muddy earth of the agglomeration that condenses when beating the terrace, has strengthened the high efficiency of device.

The invention also relates to an automatic construction method, which adopts the following measures during construction:

1 measurement lofting

1) Before construction, a total station is used for accurately measuring the center point of the track, the straight line segment is separated by 20m points, and the curve segment is separated by 10m or 5m points according to the radius, so that the accurate plane position is ensured.

2) The rail elevation measurement is directly related to the flatness, the level adopts a second-class level with a micrometer, and an indium steel ruler with bubbles is used for elevation measurement.

2 laying track and adjusting elevation

1) Before the box girder support is erected, the box girder support below the track needs to be subjected to stress checking calculation, and the support supporting force and deflection of the support are ensured to meet the design requirements.

2) The plane position of the track is accurate, the elevation error of the top surface of the track is not more than 1mm, the joint of the track is tight and smooth, the defects of gap, dislocation and the like are avoided, and the uneven position of the joint is finely ground by using a grinding wheel.

3) The rail is to be stably erected and reinforced by reinforcing steel bars every 1 m.

3 installation and debugging evener

1) The leveling machine is transferred by a small-sized flat car, and can be hoisted to the bridge floor by using more than 16t of cranes according to the height of the bridge.

2) And hoisting the equipment to a preselected walking track.

3) All coupling parts are checked for robustness and reliability.

4) Checking the combination condition of the transmission mechanism, and judging whether the eccentric positions of the bearing, the belt pulley and the connecting spline are consistent.

5) The pulley is checked for stiffness.

6) And adjusting the leveling strips to be in corresponding shapes according to construction requirements. (i.e., parabolic, roof-shaped or concave parabolic, concave roof-shaped profile).

4 adjusting the suspension direction and cross slope of the leveler

1) Adjusting the verticality of the suspension and the construction center line: the two-end walking support has two functions of single action and linkage. Single action, namely one end moves, mainly adjusts the direction of the suspension and keeps vertical to the working line; linkage, namely synchronous front and back movement in normal work.

2) And rotating the hand wheel to adjust the high-frequency leveling machine to be consistent with the theoretical working surface. Note that: the two lower legs of the high frequency leveler (i.e., the leveling and troweling legs) are kept parallel to the work surface.

5 spreading concrete

1) And the concrete material is approximately 1-2 cm higher than the rail during paving.

2) And sequentially arranging 2-3 vibrating rods, vibrating in full amplitude for not less than 20s, and preferably stopping concrete sinking without bubbling and cement paste overflowing.

3) When paving, attention needs to be paid to avoid the phenomenon of concentration of concrete coarse and fine aggregates.

6 leveling machine

1) After the leveling machine is started, the leveling machine retreats by 30-50 cm in sequence, so that the leveling machine walks on the track in a balanced manner, an operator needs to observe the cloth condition in front of the machine in the leveling operation process, if the material accumulation is too high or the local part is too low, the leveling machine needs to be stopped immediately, and the leveling machine is started again after manual treatment.

2) During the operation of the leveling machine, the remnants on the top surface of the track are cleaned, so that the paving elevation is not influenced.

3) At a bend or a downhill, the concrete is sometimes jammed and should be removed in time.

4) The operation procedure is as follows: the electric cabinet is operated by one person, and the specific operation procedures are as follows: firstly, pressing a vibration button of a high-frequency evener; secondly, pressing a button of the walking motor; and thirdly, when the leveling machine needs to be stopped, firstly, the stopping button is moved by pressing the suspension, and then, the stopping button of the motor of the leveling machine is pressed, wherein the interval time is short, and the flatness of the plane joint is ensured. And fourthly, the leveling machine can also move back and forth according to the actual situation.

5) Special care in the use of a slurry lifting evener is as follows: firstly, when the leveling machine pushes and piles partial redundant concrete on a working plane in the working process, the redundant concrete needs to be cleaned manually in time, and secondly, the materials need to be complemented in time when the material shortage part appears, so that the bridge surface is ensured to be free of defects.

7 manually re-troweling

The leveling machine can be used for manually slightly leveling the steel wire immediately after leveling, and when leveling, the leveling direction is required, namely, the steel wire is leveled in the transverse bridge direction, and the leveling in the clockwise or anticlockwise direction is not required.

8 napping health preserving

After napping, the concrete reaches a certain strength and is immediately covered with a gunny bag or a blanket for curing, and the gunny bag or the concrete is ensured to be wet during curing.

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