阅读说明：本技术 一种自适应式环氧地坪地面抹平装置 (Self-adaptive epoxy terrace ground floating device ) 是由 王春芳 于 2021-08-10 设计创作，主要内容包括：本发明公开了一种自适应式环氧地坪地面抹平装置。所述抹平装置包括电机,传动机构,车体,车轮,一号转轴,磨片,加热机构,减震机构以及移尘机构,所述电机一端固定连接一号转轴,所述车体顶端设有五号孔,所述一号转轴从五号孔内伸入车体内部,所述车体内部设有空腔,所述传动机构、加热机构以及移尘机构均位于空腔内部,所述一号转轴远离电机一端固定连接磨片,所述车体底部设有开口,所述磨片远离电机一端从所述开口延伸出车体,所述一号转轴上设有传动机构,所述传动机构驱动车轮前进,所述一号转轴与车体连接处设有减震机构,所述磨片中设有加热机构,所述加热机构一侧设有移尘机构。(The invention discloses a self-adaptive epoxy terrace ground leveling device. The trowelling device comprises a motor, a transmission mechanism, a vehicle body, a wheel, a rotating shaft, a grinding disc, a heating mechanism, a damping mechanism and a dust moving mechanism, a rotating shaft of motor one end fixed connection, the vehicle body top is equipped with No. five holes, the rotating shaft stretches into the vehicle body from No. five holes, the inside cavity that is equipped with of vehicle body, transmission mechanism, heating mechanism and dust moving mechanism all are located inside the cavity, motor one end fixed connection grinding disc is kept away from in a rotating shaft, the bottom of the vehicle body is equipped with the opening, the grinding disc is kept away from motor one end and is followed the opening extends the vehicle body, be equipped with transmission mechanism in the rotating shaft, transmission mechanism drive wheel gos forward, a rotating shaft and vehicle body junction are equipped with damping mechanism, be equipped with heating mechanism in the grinding disc, heating mechanism one side is equipped with dust moving mechanism.)

1. The utility model provides a floating device in self-adaptation formula epoxy terrace ground which characterized in that: the trowelling device comprises a motor (1), a transmission mechanism (2), a vehicle body (3), wheels (4), a first rotating shaft (5), grinding discs (6), a heating mechanism (7), a damping mechanism (8) and a dust moving mechanism (9), wherein the first rotating shaft (5) is fixedly connected with one end of the motor (1), a fifth hole is formed in the top end of the vehicle body (3), the first rotating shaft (5) extends into the vehicle body (3) from the fifth hole, a cavity is formed in the vehicle body (3), the transmission mechanism (2), the heating mechanism (7) and the dust moving mechanism (9) are all located in the cavity, the first rotating shaft (5) is far away from the grinding discs (6) which are fixedly connected with one end of the motor (1), an opening is formed in the bottom of the vehicle body (3), one end, far away from the motor (1), of the grinding discs (6) extends out of the opening (3), and the transmission mechanism (2) is arranged on the first rotating shaft (5), the transmission mechanism (2) drives the wheels (4) to advance, a damping mechanism (8) is arranged at the joint of the first rotating shaft (5) and the vehicle body (3), a heating mechanism (7) is arranged in the grinding sheet (6), and a dust moving mechanism (9) is arranged on one side of the heating mechanism (7).

2. The adaptive epoxy floor leveling device according to claim 1, wherein: the transmission mechanism (2) comprises a second rotating shaft (21), a first gear (22), a first helical gear (23), a second helical gear (24), a third rotating shaft (25), a third helical gear (26), a fixing rod (27), a fourth helical gear (28) and a fourth rotating shaft (29), wherein the second rotating shaft (21) is a hollow shaft with two open ends, one end of the second rotating shaft (21) is rotatably connected with the vehicle body (3), the first rotating shaft (5) penetrates through the second rotating shaft (21), the first gear (22) is sleeved on the first rotating shaft (5), gear teeth are arranged on the inner wall of the second rotating shaft (21), the first gear (22) is meshed with the gear teeth, the first helical gear (23) is sleeved on the outer surface of the second rotating shaft (21), the second helical gear (24) is sleeved on one end of the third rotating shaft (25), the third rotating shaft (25) is far away from one end of the second helical gear (24) and is fixedly connected with the third helical gear (26), no. one dead lever (27) one end fixed connection automobile body (3), No. one dead lever (27) are kept away from automobile body (3) one end and are equipped with the hole No. one, No. three pivot (25) are passed from a hole and are rotated with dead lever (27) and be connected, No. four two wheels (4) of pivot (29) both ends fixed connection, No. four helical gear (28) cover is established on No. four pivot (29), No. four helical gear (28) and No. three helical gear (26) meshing, No. two helical gear (24) and helical gear (23) meshing.

3. The adaptive epoxy floor leveling device according to claim 1, wherein: the heating mechanism (7) comprises a heating chamber (701), a cooling chamber (702), a first moving block (703), a second moving block (704), a first connecting rod (705), a second connecting rod (706), a refrigerating sheet (707), an air pipe (708), a flywheel (709) and a crankshaft (710), wherein a first groove is formed in the grinding sheet (6), one end of the heating chamber (701) is fixedly connected with the grinding sheet (6) in the first groove, one end, far away from the grinding sheet (6), of the heating chamber (701) is provided with a second hole, one end of the first connecting rod (705) extends into the heating chamber (701) from the second hole, the first moving block (703) is arranged in the heating chamber (701), one end of the first moving block (703) is fixedly connected with the first connecting rod (705), the diameter of the cross section of the first moving block (703) is smaller than that of the heating chamber (701), and one end, far away from the first moving block (703), of the first connecting rod (705) is movably connected with the crankshaft (710), the cooling chamber (702) lateral wall is fixed on the heating chamber (701) lateral wall, cooling chamber (702) one end is equipped with No. three holes, No. two connecting rods (706) stretch into cooling chamber (702) from No. three downthehole, be equipped with No. two in cooling chamber (702) and move piece (704), No. two move piece (704) one end fixed connection No. two connecting rods (706), No. two move piece (704) lateral wall and cooling chamber (702) inner wall sliding contact, No. two connecting rods (706) are kept away from No. two one end swing joint bent axle (710) that move piece (704), the bent axle (710) is gone up and is the right angle with the contained angle between the arch of a connecting rod (705) hookup location department and the arch of No. two connecting rods (706) hookup location department, bent axle (710) one end is rotated and is connected a pivot (5) lateral wall, a pivot (5) one end fixed connection flywheel (709) is kept away from to bent axle (710), the side wall of the cooling chamber (702) is fixedly provided with a refrigerating sheet (707), and an air pipe (708) is arranged between the heating chamber (701) and the cooling chamber (702) for communication.

4. The adaptive epoxy floor leveling device according to claim 3, wherein: the damping mechanism (8) comprises a first magnet (801), a limiting sleeve (802), an electromagnet (803), a second magnet (804), a third magnet (805), a second fixing rod (806), a third fixing rod (807), a fourth fixing rod (808), a coil (809), an electric brush (810) and a wire (811), wherein the first magnet (801) is sleeved on the first rotating shaft (5), the electromagnet (803) is fixed on the vehicle body (3), the coil (809) is fixedly arranged on the flywheel (709), the second magnet (804) is arranged at the upper end of the flywheel (709), one side of the second magnet (804) is fixedly connected with the second fixing rod (806), one end, far away from the second magnet (804), of the second fixing rod (806) is fixedly connected with the first rotating shaft (5), the third magnet (805) is located below the flywheel (709), the third magnet (805) is connected with the second magnet (804) through the third fixing rod (805), magnet (804) No. two is close to one end opposite polarity with magnet (805) No. three mutually, No. four dead lever (808) one end fixed connection brush (810), brush (810) cover is established on bent axle (710), No. four dead lever (808) are kept away from brush (810) one end fixed connection No. two dead lever (806), coil (809) both ends wire (811) fixed connection brush (810) respectively, electro-magnet (803) are connected with brush (810) electricity, inside spacing sleeve (802) were arranged in with electro-magnet (803) magnet (801), electro-magnet (801) all with spacing sleeve (802) inner wall sliding contact, spacing sleeve (802) lower extreme fixed connection automobile body (3).

5. The adaptive epoxy floor leveling device according to claim 1, wherein: the dust moving mechanism (9) comprises a third connecting rod (91), an air cavity (92), a third moving block (93), an ash inlet (94), an ash outlet (95), a first check valve (96) and a second check valve (97), an air cavity (92) is arranged in the grinding disc (6), two ends of the third moving block (93) are in sliding contact with the side wall of the air cavity (92) in the air cavity (92), a fourth hole is formed in the grinding disc (6), the third connecting rod (91) extends into the air cavity (92) from the fourth hole to be fixedly connected with the third moving block (93), a plurality of ash outlets (95) are formed in the bottom of the air cavity (92), a plurality of ash inlets (94) are formed in the bottom of the air cavity (92), one end, far away from the air cavity (92), of the ash inlet (94) is communicated with the side wall of the grinding disc (6), the first check valve (96) is arranged in the ash inlet (94), and the second check valve (97) is arranged in the ash outlet (95), the communication direction of the first check valve (96) is the direction from the side wall of the grinding disc (6) to the air cavity (92), and the communication direction of the second check valve (97) is the direction from the air cavity (92) to the ground.

6. The adaptive epoxy floor leveling device according to claim 1, wherein: and a steering controller (10) is arranged on the wheel (4).

7. The adaptive epoxy floor leveling device according to claim 1, wherein: the automobile body (3) upper end is equipped with fixed plate (11), be equipped with the slide rail on fixed plate (11), motor (1) lateral wall fixed connection slide (12), slide (12) in the slide rail with slide rail inner wall sliding connection.

Technical Field

The invention relates to the technical field of epoxy floor construction equipment, in particular to a self-adaptive epoxy floor leveling device.

Background

Epoxy terrace is a high strength, stand wear and tear, pleasing to the eye floor, has advantages such as seamless, the texture is solid, and epoxy terrace generally divide into following step when the construction: polishing a base layer, priming, airing and curing, scraping a middle coating, airing and curing, floating a middle layer, scraping a second middle coating, airing and curing, floating the middle coating, smearing a finish, airing and curing, and smearing a second finish. In the floating process of the centering coating, in the prior art, a grinding machine is generally utilized for floating, the grinding machine is pushed by an operator, whether the flatness of the ground meets the requirement or not needs to be measured by an operator using quantity device and then judges whether the uneven local grinding force is increased or not, the experience of the operator is relatively relied on, but the error is not avoided, a large amount of dust can be generated in the grinding process of the grinding machine, and the dust can be sucked into the lung of the operator to bring harm to the health of the operator.

Disclosure of Invention

The invention aims to provide a self-adaptive epoxy terrace ground leveling device to solve the problems in the background technology.

In order to solve the technical problems, the invention provides the following technical scheme: a self-adaptive epoxy floor floating device. The trowelling device comprises a motor, a transmission mechanism, a vehicle body, a wheel, a rotating shaft, a grinding disc, a heating mechanism, a damping mechanism and a dust moving mechanism, a rotating shaft of motor one end fixed connection, the vehicle body top is equipped with No. five holes, the rotating shaft stretches into the vehicle body from No. five holes, the inside cavity that is equipped with of vehicle body, transmission mechanism, heating mechanism and dust moving mechanism all are located inside the cavity, motor one end fixed connection grinding disc is kept away from in a rotating shaft, the bottom of the vehicle body is equipped with the opening, the grinding disc is kept away from motor one end and is followed the opening extends the vehicle body, be equipped with transmission mechanism in the rotating shaft, transmission mechanism drive wheel gos forward, a rotating shaft and vehicle body junction are equipped with damping mechanism, be equipped with heating mechanism in the grinding disc, heating mechanism one side is equipped with dust moving mechanism.

The motor drives the wheels to advance through the transmission mechanism, so that an operator does not need to operate in the construction site, and the damage of dust generated in the construction process to the health of the operator is avoided; the motor drives the grinding disc to rotate at a high speed through the first rotating shaft, and then the grinding disc and the ground are rubbed to achieve the effect of grinding the ground; when the trolley encounters an uneven surface in the running process, the damping mechanism can reduce the vibration generated in the running process of the trolley, so that the polishing effect is effectively ensured, and the heating mechanism and the damping mechanism are matched to automatically adjust the friction force between the abrasive disc and the ground along with the change of the ground flatness in the running process of the trolley, so that the optimal polishing effect is achieved; move the dirt mechanism and can remove the dust to between abrasive disc and the ground, can increase the frictional force of abrasive disc, strengthen the effect of polishing, improve the efficiency of construction.

Further, the transmission mechanism comprises a second rotating shaft, a first gear, a first helical gear, a second helical gear, a third rotating shaft, a third helical gear, a first fixing rod, a fourth helical gear and a fourth rotating shaft, wherein the second rotating shaft is a hollow shaft with openings at two ends, one end of the second rotating shaft is rotatably connected with the vehicle body, the first rotating shaft penetrates through the second rotating shaft, the first gear is sleeved on the first rotating shaft, gear teeth are arranged on the inner wall of the second rotating shaft, the first gear is meshed with the gear teeth, the first helical gear is sleeved on the outer surface of the second rotating shaft, the second helical gear is sleeved on one end of the third rotating shaft, far away from the second helical gear, is fixedly connected with the third helical gear, one end of the first fixing rod is fixedly connected with the vehicle body, one end, far away from the vehicle body, is provided with a first hole, the third rotating shaft penetrates through the first hole and is rotatably connected with the first fixing rod, two wheels of No. four pivot both ends fixed connection, No. four helical gear covers are established in No. four pivots, No. four helical gear and No. three helical gear meshing, No. two helical gear and a helical gear meshing.

The motor drives a pivot to rotate, a gear on the pivot meshes with the inside teeth of a cogwheel of No. two pivots, so pivot and pivot antiport No. two, No. two helical gears drive No. two helical gears to rotate in the pivot, No. two helical gears drive No. three pivots to rotate, through No. three helical gears and No. four helical gear interlocks between No. three pivots and No. four pivots, because No. four pivot both ends fixed connection wheels, so the motor can drive the wheel and go forward, the dolly need not operating personnel to carry out at the job site, can accomplish the speed of traveling even, can reach better polishing effect, and can effectual improvement work efficiency by motor drive automatic traveling, it also can guarantee that operating personnel's healthy is not influenced by the dust to need not operating personnel at the scene simultaneously.

Further, the heating mechanism comprises a heating chamber, a cooling chamber, a first moving block, a second moving block, a first connecting rod, a second connecting rod, a refrigerating plate, an air pipe, a flywheel and a crankshaft, wherein a groove is formed in the grinding plate, one end of the heating chamber is fixedly connected with the grinding plate in the groove, one end, far away from the grinding plate, of the heating chamber is provided with a second hole, one end of the first connecting rod extends into the heating chamber from the second hole, a first moving block is arranged in the heating chamber, one end of the first moving block is fixedly connected with the first connecting rod, the diameter of the cross section of the first moving block is smaller than that of the cross section of the heating chamber, one end, far away from the first moving block, of the first connecting rod is movably connected with the crankshaft, the side wall of the cooling chamber is fixed on the side wall of the heating chamber, one end of the cooling chamber is provided with a third hole, the second connecting rod extends into the cooling chamber from the third hole, and the second moving block is arranged in the cooling chamber, no. two connecting rods of No. two piece one end fixed connection move, No. two move a lateral wall and cooling chamber inner wall sliding contact, No. two one end swing joint bent axles that move the piece are kept away from to No. two connecting rods, the contained angle between the arch of following a connecting rod hookup location department and No. two connecting rod hookup location departments on the bent axle is the right angle, a pivot lateral wall is connected in the rotation of bent axle one end, a pivot one end fixed connection flywheel is kept away from to the bent axle, the fixed refrigeration piece that is equipped with of cooling chamber lateral wall, be equipped with the trachea intercommunication between heating chamber and the cooling chamber.

Frictional heating when abrasive disc and ground contact, and then the heat passes through abrasive disc conduction to the heating chamber, the air in the heating chamber is heated the inflation and rises, and then promote a shifting block to the top of heating chamber, the process that a shifting block shifts up promotes the air of heating chamber upper end and gets into the cooling chamber from the trachea, and then promote No. two shifting blocks in the cooling chamber to shift up, No. two shifting blocks drive No. two connecting rods and shift up and then promote the bent axle and rotate, the terminal flywheel of bent axle takes place to rotate under the drive of bent axle, and then a connecting rod downstream under the drive of bent axle, thereby a connecting rod promotes a shifting block and moves down in the heating chamber, the heating chamber below is because the abrasive disc lasts with ground frictional heating, will follow the cooling gas heating that the cooling chamber lets in then make a shifting block continuously be heated and shift up and form the circulation. Therefore, the flywheel can continuously rotate only by continuously rubbing the grinding plate and the ground to generate heat, the larger the heat generated by rubbing, the faster the flywheel rotates, when the ground flatness is insufficient, the contact area between the grinding plate and the ground is reduced, the temperature of the heating chamber is reduced, the rotating speed of the flywheel is linked with the damping mechanism to change the friction force between the grinding plate and the ground, and the effect of automatically adjusting the friction force is achieved.

Further, the damping mechanism comprises a first magnet, a limiting sleeve, an electromagnet, a second magnet, a third magnet, a second fixing rod, a third fixing rod, a fourth fixing rod, a coil, an electric brush and a wire, wherein the first magnet is sleeved on the first rotating shaft, the electromagnet is fixed on the vehicle body, the flywheel is fixedly provided with the coil, the second magnet is arranged at the upper end of the flywheel, one side of the second magnet is fixedly connected with the second fixing rod, one end of the second fixing rod, far away from the second magnet, is fixedly connected with the first rotating shaft, the third magnet is positioned below the flywheel, the third magnet is connected with the second magnet through the third fixing rod, the polarities of the ends, close to each other, of the second magnet and the third magnet are opposite, one end of the fourth fixing rod is fixedly connected with the electric brush, the electric brush is sleeved on the crankshaft, one end, far away from the electric brush, is fixedly connected with the second fixing rod, the coil both ends wire is fixed connection brush respectively, the electro-magnet is connected with the brush electricity, magnet and electro-magnet are arranged in inside the spacing sleeve, magnet, electro-magnet all with spacing sleeve inner wall sliding contact, spacing sleeve lower extreme fixed connection automobile body.

When flywheel rotational speed is constant, the coil does stable cutting magnetic induction line motion between No. two magnets and No. three magnets, and then the magnetic force between electro-magnet and a magnet is invariable, so the abrasive disc highly keeps invariable with the ground, simultaneously, because be the magnetic suspension state between a pivot and the automobile body, so when the dolly meets jolting in the operation process, the abrasive disc can not take place to jolt along with it, and has the magnetic force buffering, and then has the guard action to the abrasive disc. When the flatness of the ground surface to be smoothed is not enough, a gap is formed between the abrasive disc and the ground, so that the friction contact area is reduced, the heat in the friction chamber is reduced, the rotating speed of the flywheel is reduced, the magnetic force of the electromagnet is reduced, the repulsive force between the magnet and the electromagnet is reduced, the rotating shaft drives the friction disc to move downwards integrally, the purpose of increasing the pressure between the abrasive disc and the ground is further achieved, the friction force between the abrasive disc and the ground can be increased by increasing the pressure, and a better smoothing effect is achieved for uneven areas.

Further, move dirt mechanism and include No. three connecting rods, the air cavity, No. three move the piece, advance the ash mouth, the ash outlet, check valve and No. two check valves, the inside air cavity that is equipped with of abrasive disc, No. three move the piece both ends inside and the air cavity lateral wall sliding contact of air cavity, be equipped with No. four holes on the abrasive disc, No. three connecting rods stretch into the air cavity inside and move piece fixed connection with No. three from No. four holes, the air cavity bottom is equipped with a plurality of ash outlets, the air cavity bottom is equipped with a plurality of ash inlets, the ash inlet is kept away from air cavity one end intercommunication abrasive disc lateral wall, be equipped with a check valve in the ash inlet, be equipped with No. two check valves in the ash outlet, a check valve intercommunication direction is abrasive disc lateral wall to air cavity direction, No. two check valve intercommunication directions are air cavity to ground direction.

The bent axle drives No. three connecting rods and does the up-and-down back and forth motion when the pivoted, and then No. three moves the piece and does the up-and-down motion under No. three connecting rod's drive, when No. three moves the piece and upwards moves in the air cavity, inhale the air cavity with dust and air around the abrasive disc through advancing the ash mouth, when No. three moves the piece and downwards moves, the dust of air cavity can be arranged to between abrasive disc and the ground from the ash outlet, and then can increase the frictional force between ground and the abrasive disc, can reach better effect of polishing.

Furthermore, a steering controller is arranged on the wheels.

The steering controller is controlled by an operator remote computer to control the steering of the wheels, the operation personnel does not need to watch and adjust on a construction site, and the damage of dust generated in the floating process to the health of the operation personnel is effectively avoided.

Further, a fixing plate is arranged at the upper end of the vehicle body, a sliding rail is arranged on the fixing plate, the side wall of the motor is fixedly connected with a sliding plate, and the sliding plate is slidably connected with the inner wall of the sliding rail in the sliding rail.

Compared with the prior art, the invention has the following beneficial effects: the transmission mechanism is used for driving the wheels to advance, so that an operator does not need to operate on a construction site in person, and the damage of dust generated in the construction process to the health of the operator is avoided; the motor drives the grinding disc to rotate at a high speed through the first rotating shaft, and the ground is further smoothed by utilizing the friction between the grinding disc and the ground; when the trolley encounters an uneven surface in the running process, the damping mechanism can reduce the vibration generated in the running process of the trolley body, so that the polishing effect is effectively ensured, and meanwhile, the heating mechanism and the damping mechanism are matched, so that the friction force between the grinding disc and the ground can be automatically adjusted along with the change of the ground surface flatness in the running process of the trolley, and the optimal polishing effect is further achieved; move dirt mechanism and can remove the dust to between abrasive disc and the ground, can increase the frictional force of abrasive disc, strengthen the effect of floating, improve the efficiency of construction.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:

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

FIG. 2 is a schematic view of the transmission mechanism of the present invention;

FIG. 3 is a schematic view of the heating mechanism of the present invention;

FIG. 4 is a schematic perspective view of the heating mechanism of the present invention;

FIG. 5 is a schematic view of the shock absorbing mechanism of the present invention;

FIG. 6 is a schematic view of the combination position of the damper mechanism and the heater mechanism according to the present invention;

FIG. 7 is a schematic structural diagram of a dust removing mechanism of the present invention;

in the figure: 1-a motor; 2-a transmission mechanism; 21-second rotating shaft; 22-gear number one; 23-helical gear number one; 24-helical gear number two; 25-third rotating shaft; 26-bevel gear No. three; 27-a fixing rod; 28-helical gear No. four; 29-fourth rotating shaft; 3, a vehicle body; 4-a wheel; 5-a rotating shaft; 6-grinding the sheet; 7-a heating mechanism; 701-a heating chamber; 702-a cooling chamber; 703-shifting block number one; 704-shift block number two; 705-link one; 706-link No. two; 707-a refrigeration pill; 708-trachea; 709-flywheel; 710-a crankshaft; 8-a damping mechanism; 801-magnet number one; 802-a spacing sleeve; 803-an electromagnet; 804-magnet number two; 805-magnet # three; 806-fixing bar II; 807-fixing rod III; 808-four fixation rods; 809-a coil; 810-electric brushes; 811-a wire; 9-dust moving mechanism; 91-connecting rod III; 92-air cavity; 93-shift block number three; 94-ash inlet; 95-ash outlet; 96-one-way valve; 97-one-way valve No. two; 10-a steering controller; 11-a fixed plate; 12-sliding plate.

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. 1-7, the present invention provides the following technical solutions: a self-adaptive epoxy floor floating device. The trowelling device comprises a motor 1, a transmission mechanism 2, a vehicle body 3, wheels 4, a first rotating shaft 5, grinding sheets 6, a heating mechanism 7, a damping mechanism 8 and a dust moving mechanism 9, wherein one end of the motor 1 is fixedly connected with the first rotating shaft 5, the top end of the vehicle body 3 is provided with a fifth hole, the first rotating shaft 5 extends into the vehicle body 3 from the fifth hole, a cavity is arranged in the vehicle body 3, the transmission mechanism 2, the heating mechanism 7 and the dust moving mechanism 9 are all positioned in the cavity, one end of the first rotating shaft 5, far away from the motor 1, is fixedly connected with the grinding sheets 6, the bottom of the vehicle body 3 is provided with an opening, one end of the grinding sheets 6, far away from the motor 1, extends out of the vehicle body 3 from the opening, the transmission mechanism 2 is arranged on the first rotating shaft 5, the transmission mechanism 2 drives the wheels 4 to advance, the damping mechanism 8 is arranged at the joint of the first rotating shaft 5 and the vehicle body 3, and the heating mechanism 7 is arranged in the grinding sheets 6, and a dust moving mechanism 9 is arranged on one side of the heating mechanism 7. The motor 1 drives the wheels 4 to advance through the transmission mechanism 2, so that an operator does not need to operate on a construction site in person, and the damage of dust generated in the construction process to the health of the operator is avoided; the motor 1 drives the grinding sheet 6 to rotate at a high speed through the first rotating shaft 5, and then the grinding sheet 6 is rubbed with the ground to achieve the effect of grinding the ground; when the trolley encounters an uneven surface in the running process, the damping mechanism 8 can reduce the vibration generated in the running process of the trolley, so that the polishing effect is effectively ensured, and the heating mechanism 7 and the damping mechanism 8 are matched to automatically adjust the friction force between the abrasive disc 6 and the ground along with the change of the ground flatness in the running process of the trolley, so that the optimal polishing effect is achieved; move dirt mechanism 9 and can remove the dust to between abrasive disc 6 and the ground, can increase abrasive disc 6's frictional force, the reinforcing effect of polishing improves the efficiency of construction.

The transmission mechanism 2 comprises a second rotating shaft 21, a first gear 22, a first helical gear 23, a second helical gear 24, a third rotating shaft 25, a third helical gear 26, a first fixing rod 27, a fourth helical gear 28 and a fourth rotating shaft 29, the second rotating shaft 21 is a hollow shaft with two open ends, one end of the second rotating shaft 21 is rotatably connected with the vehicle body 3, the first rotating shaft 5 penetrates through the second rotating shaft 21, the first gear 22 is sleeved on the first rotating shaft 5, gear teeth are arranged on the inner wall of the second rotating shaft 21, the first gear 22 is meshed with the gear teeth, the first helical gear 23 is sleeved on the outer surface of the second rotating shaft 21, the second helical gear 24 is sleeved at one end of the third rotating shaft 25, the third rotating shaft 25 is far away from one end of the second helical gear 24 and is fixedly connected with the third helical gear 26, one end of the first fixing rod 27 is fixedly connected with the vehicle body 3, one end of the first fixing rod 27 is provided with a first hole, no. three pivot 25 from downthehole passing and a dead lever 27 rotate and be connected, No. four two wheels 4 of pivot 29 both ends fixed connection, No. four helical gear 28 covers are established on No. four pivot 29, No. four helical gear 28 and No. three helical gear 26 meshes, No. two helical gear 24 and helical gear 23 meshes. The motor 1 drives the first rotating shaft 5 to rotate, the first gear 22 on the first rotating shaft 5 is meshed with gear teeth inside the second rotating shaft 21, the second rotating shaft 21 and the first rotating shaft 5 rotate in the reverse direction, the first bevel gear 23 on the second rotating shaft 21 drives the second bevel gear 24 to rotate, the second bevel gear 24 drives the third rotating shaft 25 to rotate, the third rotating shaft 25 is linked with the fourth rotating shaft 29 through the third bevel gear 26 and the fourth bevel gear 28, the wheels 4 can be driven to advance by the motor 1 due to the fact that the two ends of the fourth rotating shaft 29 are fixedly connected with the wheels 4, the trolley does not need to be pushed by operators on a construction site, the travelling speed is uniform, the better polishing effect can be achieved, the working efficiency can be effectively improved by driving the motor 1 to automatically travel, and meanwhile the situation that the health of the operators is not affected by dust on the site can be guaranteed.

The heating mechanism 7 comprises a heating chamber 701, a cooling chamber 702, a first moving block 703, a second moving block 704, a first connecting rod 705, a second connecting rod 706, a refrigerating sheet 707, an air pipe 708, a flywheel 709 and a crankshaft 710, wherein the grinding plate 6 is provided with a first groove, one end of the heating chamber 701 is fixedly connected with the grinding plate 6 in the first groove, one end of the heating chamber 701, which is far away from the grinding plate 6, is provided with a second hole, one end of the first connecting rod 705 extends into the heating chamber 701 from the second hole, the heating chamber 701 is internally provided with the first moving block 703, one end of the first moving block 703 is fixedly connected with the first connecting rod 705, the diameter of the cross section of the first moving block 703 is smaller than that of the heating chamber 701, one end of the first connecting rod 705, which is far away from the first moving block 703, is movably connected with the crankshaft 710, the side wall of the cooling chamber 702 is fixed on the side wall of the heating chamber 701, one end of the cooling chamber 702 is provided with a third hole, and the second connecting rod 706 extends into the cooling chamber 702 from the third hole, be equipped with No. two in the cooling chamber 702 and move piece 704, No. two connecting rods 706 of moving piece 704 one end fixed connection, No. two move piece 704 sides and cooling chamber 702 inner wall sliding contact, No. two connecting rods 706 keep away from No. two one end swing joint bent axle 710 that move piece 704, the contained angle between the arch of connecting rod 705 hookup location department and No. two connecting rods 706 hookup location departments on the bent axle 710 is the right angle, bent axle 710 one end is rotated and is connected 5 lateral walls of a pivot, 5 one end fixed connection flywheel 709 of a pivot is kept away from to bent axle 710, the fixed refrigeration piece 707 that is equipped with of cooling chamber 702 lateral wall, be equipped with trachea 708 intercommunication between heating chamber 701 and the cooling chamber 702. When the grinding plate 6 is in contact with the ground, heat is generated by friction, and then the heat is conducted to the heating chamber 701 through the grinding plate 6, the air in the heating chamber 701 is heated and expanded and ascends, the first moving block 703 is further pushed toward the top end of the heating chamber 701, the air at the upper end of the heating chamber 701 is pushed into the cooling chamber 702 from the air pipe 708 by the upward moving process of the first moving block 703, thereby pushing the second moving block 704 in the cooling chamber 702 to move upwards, the second moving block 704 drives the second connecting rod 706 to move upwards so as to push the crankshaft 710 to rotate, the flywheel 709 at the end of the crankshaft 710 is driven by the crankshaft 710 to rotate, and the first connecting rod 705 moves downwards under the driving of the crankshaft 710, so that the first connecting rod 705 pushes the first moving block 703 to move downwards in the heating chamber 701, heat is generated below the heating chamber 701 due to continuous friction between the abrasive disc 6 and the ground, the cooling gas introduced from the cooling chamber 702 is heated, and then the first moving block 703 continuously moves upwards under heat to form a cycle. Therefore, only the grinding plate 6 and the ground continuously generate heat through friction, the flywheel 709 continuously rotates, the larger the heat generated through friction is, the faster the flywheel 709 rotates, when the ground flatness is insufficient, the contact area of the grinding plate 6 and the ground is reduced, the temperature of the heating chamber 701 is reduced, the rotating speed of the flywheel 709 is linked with the damping mechanism 8 to change the friction force between the grinding plate 6 and the ground, and the effect of automatically adjusting the friction force is achieved.

The damping mechanism 8 comprises a first magnet 801, a limiting sleeve 802, an electromagnet 803, a second magnet 804, a third magnet 805, a second fixing rod 806, a third fixing rod 807, a fourth fixing rod 808, a coil 809, an electric brush 810 and a lead 811, wherein the first magnet 801 is sleeved on a first rotating shaft 5, the electromagnet 803 is fixed on a vehicle body 3, the coil 809 is fixedly arranged on a flywheel 709, the second magnet 804 is arranged at the upper end of the flywheel 709, the second fixing rod 806 is fixedly connected to one side of the second magnet 804, one end of the second fixing rod 806 far away from the second magnet 804 is fixedly connected to the first rotating shaft 5, the third magnet 805 is positioned below the flywheel 709, the third magnet 805 is connected with the second magnet 804 through the third fixing rod 807, the polarity of the second magnet 804 and the polarity of the electric brush 805 are opposite, one end of the fourth fixing rod 808 is fixedly connected to the electric brush 810, the electric brush 810 is sleeved on the crankshaft 710, one end, far away from the electric brush 810, of the fourth fixing rod 808 is fixedly connected with the second fixing rod 806, wires 811 at two ends of the coil 809 are respectively and fixedly connected with the electric brush 810, the electromagnet 803 is electrically connected with the electric brush 810, the first magnet 801 and the electromagnet 803 are arranged inside the limiting sleeve 802, the first magnet 801 and the electromagnet 803 are in sliding contact with the inner wall of the limiting sleeve 802, and the lower end of the limiting sleeve 802 is fixedly connected with the vehicle body 3. When the rotating speed of the flywheel 709 is constant, the coil 809 performs stable magnetic induction line cutting motion between the second magnet 804 and the third magnet 805, and further the magnetic force between the electromagnet 803 and the first magnet 801 is constant, so that the height of the abrasive disc 6 and the ground is constant, and meanwhile, because the magnetic suspension state is adopted between the first rotating shaft 5 and the vehicle body 3, when the trolley bumps in the running process, the abrasive disc 6 cannot bump together, and the magnetic buffer is provided, so that the abrasive disc 6 is protected. When the flatness of the ground to be smoothed is not enough, a gap is formed between the abrasive disc 6 and the ground, so that the friction contact area is reduced, the heat in a friction chamber is reduced, the rotating speed of the flywheel 709 is reduced, the magnetic force of the electromagnet 803 is reduced, and the repulsive force between the first magnet 801 and the electromagnet 803 is reduced, so that the first rotating shaft 5 drives the entire friction disc to move downwards, the purpose of increasing the pressure between the abrasive disc 6 and the ground is achieved, the friction force between the abrasive disc 6 and the ground can be increased by increasing the pressure, and a better smoothing effect is achieved for uneven areas.

The dust moving mechanism 9 comprises a third connecting rod 91, an air cavity 92, a third moving block 93, an ash inlet 94, an ash outlet 95, a first check valve 96 and a second check valve 97, an air cavity 92 is arranged inside the grinding disc 6, two ends of the third shifting block 93 are in sliding contact with the side wall of the air cavity 92 inside the air cavity 92, the grinding sheet 6 is provided with a fourth hole, the third connecting rod 91 extends into the air cavity 92 from the fourth hole and is fixedly connected with a third moving block 93, the bottom of the air cavity 92 is provided with a plurality of ash outlets 95, the bottom of the air cavity 92 is provided with a plurality of ash inlets 94, one end of the ash inlet 94, which is far away from the air cavity 92, is communicated with the side wall of the grinding plate 6, a first check valve 96 is arranged in the ash inlet 94, a second check valve 97 is arranged in the ash outlet 95, the communication direction of the first check valve 96 is the direction from the side wall of the grinding plate 6 to the air cavity 92, and the communication direction of the second check valve 97 is the direction from the air cavity 92 to the ground. Crankshaft 710 drives No. three connecting rod 91 and makes up and down reciprocating motion when the pivoted, and then No. three moves piece 93 and makes up and down motion under No. three connecting rod 91's drive, when No. three moves piece 93 upwards in air cavity 92, inhale air cavity 92 with dust and air around the abrasive disc 6 through entering grey mouth 94, when No. three moves piece 93 downwards, the dust in air cavity 92 can be discharged between abrasive disc 6 and the ground from grey mouth 95, and then can increase the frictional force between ground and the abrasive disc 6, can reach better effect of polishing.

The wheels 4 are provided with steering controllers 10. The steering controller 10 is controlled by an operator through a remote computer to control the steering of the wheels 4, the operator does not need to watch and adjust the steering controller on a construction site, and the damage of dust generated in the floating process to the health of the operator is effectively avoided. The upper end of the vehicle body 3 is provided with a fixing plate 11, the fixing plate 11 is provided with a slide rail, the side wall of the motor 1 is fixedly connected with a slide plate 12, and the slide plate 12 is slidably connected with the inner wall of the slide rail in the slide rail.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.