CN210790302U

CN210790302U - Grinding machine

Info

Publication number: CN210790302U
Application number: CN201921935657.1U
Authority: CN
Inventors: 李付民; 李道宽; 李佳露; 郑清园
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-11-11
Filing date: 2019-11-11
Publication date: 2020-06-19
Anticipated expiration: 2029-11-11

Abstract

The utility model belongs to ground grinder field, concretely relates to polisher, including power supply system and grinding device, grinding device include the automobile body, install at the aircraft nose of polishing of automobile body front end and drive aircraft nose pivoted grinding motor, power supply system's electric energy output and grinding motor electricity be connected, power supply system includes single-phase change three phase current, single-phase change three phase current's output input end be connected with the 220V power, single-phase change three phase current's output be connected with the grinding motor electricity, the aircraft nose of polishing be provided with two sets ofly at the automobile body front end, the aircraft nose outside cover of polishing be equipped with the dust cover. The utility model discloses a single-phase conversion three phase current realizes the conversion of domestic 220V power and industrial 380V power to adopt the higher three phase machine of efficiency as the motor of polishing, the efficiency of construction obtains great promotion, improves the construction speed, has reduced construction cost.

Description

Grinding machine

Technical Field

The utility model belongs to ground grinder field, concretely relates to polisher.

Background

The leveling of ground is the precondition that the floor was laid, and ground adopts cement to lay more, and it need adopt self-leveling or other fillers of bed hedgehopping to make level, and is with high costs, and the engineering time is long, and the hollowing appears easily, and adopts the above-mentioned problem of solution that ground polisher can be fine, reduces construction cost, shortens the engineering time, realizes accomplishing fast of engineering.

Because the floor pavement is generally carried out indoors, and the indoor power supply is a 220V household power supply, the power supply type has more output and less output, and is labor-consuming and time-consuming.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a solve the problem that exists among the above-mentioned prior art, the utility model provides a polisher can realize the conversion of domestic power supply and industry 380V power with the help of single-phase change three phase current, provides work efficiency, reduces construction cost.

The utility model discloses a specific technical scheme be:

polisher, including power supply system and grinding device, grinding device include the automobile body, install at the polisher head and the drive polisher head pivoted grinding motor of automobile body front end, power supply system's electric energy output and grinding motor electricity be connected, power supply system includes single-phase change three phase current, single-phase change three phase current's output end be connected with the 220V power, single-phase change three phase current's output be connected with grinding motor electricity, polisher head be provided with two sets ofly at the automobile body front end, polisher head outside cover the dust cover is equipped with.

The dust collector is arranged on the vehicle body, and the suction end of the dust collector is communicated with the interior of the dust cover through a pipeline.

The dust collector is characterized in that a water tank is arranged on the vehicle body, a pressure water pump is arranged in the water tank, an output end of the pressure water pump is communicated with a spray pipe arranged in the dust cover through a pipeline, and the plane of the spray pipe is lower than the plane of a suction end of the dust collector.

The aircraft nose of polishing include connecting axle, mounting disc and set up the emery wheel on the mounting disc, the connecting axle upper end be connected with the power take off end of polishing motor with the help of the belt drive, the lower extreme of connecting axle pass the axle sleeve and the mounting disc fixed connection of setting on the automobile body, the emery wheel be central symmetry and be provided with at least three groups on the mounting disc.

The grinding wheel is of a disc-shaped structure, a mounting groove which is inwards sunken to be of a round platform-shaped structure is formed in the middle of the bottom surface of the grinding wheel, a through hole which penetrates through the grinding wheel is formed in the groove top of the mounting groove, the grinding wheel is fixedly connected with the mounting disc through a bolt which penetrates through the through hole, and a nut of the bolt is arranged in the mounting groove of the grinding wheel.

The connecting axle set up at polishing motor 'S bilateral symmetry, the polisher head still be provided with auxiliary pulley, auxiliary pulley' S axis place plane and two connecting axles coplane, auxiliary pulley set up the outside at two connecting axle center lines, auxiliary pulley, two connecting axles and polishing motor with the help of synchronous belt drive, the synchronous belt be the reciprocal winding of S type on auxiliary pulley and two connecting axles, the rotation opposite direction of two connecting axles.

The lower end surface of the grinding wheel is lower than the lower edge of the dust cover.

The utility model has the advantages that:

the utility model discloses a single-phase conversion three phase current realizes the conversion of domestic 220V power and industrial 380V power to adopt the higher three phase machine of efficiency as the motor of polishing, the efficiency of construction obtains great promotion, improves the construction speed, has reduced construction cost.

Drawings

Fig. 1 is a schematic structural view of the polishing machine of the present invention;

FIG. 2 is a functional block diagram of a power supply system;

FIG. 3 is an enlarged schematic view of the grinding wheel;

FIG. 4 is a schematic view of the sander head in a bottom view;

FIG. 5 is a schematic view of a sander head drive configuration;

in the attached drawing, the device comprises a vehicle body 1, a polishing motor 2, a dust cover 3, a dust collector 4, a dust collector 5, a water tank 6, a spray pipe 7, a connecting shaft 8, a mounting disc 9, a grinding wheel 10, a mounting groove 11 and an auxiliary belt wheel.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings and specific embodiments:

as shown in fig. 1 to 2, the utility model relates to a polisher, including power supply system and grinding device, grinding device include automobile body 1, install at the polisher head and the drive polisher head pivoted grinding motor 2 of 1 front end of automobile body, power supply system's electric energy output and grinding motor 2 electricity be connected, power supply system includes single-phase three phase current that changes, single-phase three phase current's output input end be connected with the 220V power, single-phase three phase current's that changes output be connected with grinding motor 2 electricity, polisher head be provided with two sets ofly at 1 front end of automobile body, polisher head outside cover dust cover 3. The utility model discloses a polisher is used for the grinding of ground and makes level, automobile body 1 is provided with the walking wheel, promotes with the help of personnel and removes, the polisher head that sets up grinds with the ground, make ground resume level, the polisher motor 2 that sets up drives with the help of single-phase to three-phase power, single-phase to three-phase power adopts commercially available single-phase 220V to change three-phase 380V converter, convert indoor 220V into 380V, and adopt the three-phase motor that efficiency is higher to realize higher efficiency of construction, and the solution single-phase power that sets up how much more or less that does not exert oneself, the problem that takes a lot of work and time, single-phase to three-phase power set up in the automobile body rear side, single-phase to three-phase power and polisher head are located the both sides of walking wheel respectively, realize the balance of automobile body weight, be convenient for workman's operation, single-phase to change three, thereby adjusting the rotational speed of the grinding motor 2.

Further, as shown in fig. 1, a dust collector 4 is provided on the vehicle body 1, and a suction end of the dust collector 4 is communicated with the inside of the dust cover 3 through a duct. The dust generated by grinding is absorbed by the dust collector 4, so that the pollution to the indoor environment is reduced, and the damage to non-construction areas such as wall surfaces and the like is prevented.

Further, as shown in fig. 1, a water tank 5 is arranged on the vehicle body 1, a pressurized water pump is arranged in the water tank 5, an output end of the pressurized water pump is communicated with a spray pipe 6 arranged in the dust cover 3 through a pipeline, and a plane of the spray pipe 6 is lower than a plane of a suction end of the dust collector 4. The water is sprayed to the ground by the spray pipe 6, so that the ground is kept moist, the raised dust is reduced, and the cooling effect on the grinding head is achieved.

Further, as shown in fig. 4, the polisher head includes connecting axle 7, mounting disc 8 and the emery wheel 9 of setting on mounting disc 8, connecting axle 7 upper end be connected with the power take off end of polishing motor 2 with the help of belt drive, the lower extreme of connecting axle 7 pass the axle sleeve and the mounting disc 8 fixed connection of setting on automobile body 1, emery wheel 9 be that centrosymmetry is provided with at least three groups on mounting disc 8. Connecting axle 7 the bilateral symmetry setting at grinding motor 2, the grinding head still be provided with auxiliary pulley 11, auxiliary pulley 11' S axis place plane and two connecting axles 7 coplanarities, auxiliary pulley 11 set up the outside at two connecting axles 7 axle center lines, auxiliary pulley 11, two connecting axles 7 and grinding motor 2 with the help of synchronous belt drive, the hold-in range be the reciprocal winding of S type on auxiliary pulley 11 and two connecting axles 7, two connecting axles 7 rotation opposite direction, the hold-in range be two-sided hold-in range.

By means of the synchronous belt installation mode shown in fig. 5, the rotation directions of the two grinding machine heads are opposite, so that the transverse friction forces generated by the grinding machine heads are mutually offset, the situation that the grinding machine is not controlled is avoided, and workers can conveniently move the grinding machine along a preset track.

Further, as shown in fig. 3, the grinding wheel 9 has a disc-shaped structure, a mounting groove 10 which is recessed inwards to form a circular truncated cone-shaped structure is formed in the middle of the bottom surface of the grinding wheel 9, a through hole penetrating through the grinding wheel 9 is formed in the top of the mounting groove 10, the grinding wheel 9 is fixedly connected with the mounting disc 8 by a bolt penetrating through the through hole, and a nut of the bolt is placed in the mounting groove 10 of the grinding wheel 9. The detachable connection is formed by the aid of bolts, so that the worn grinding wheel can be replaced conveniently, and a rubber cushion block is arranged between the mounting disc 8 and the grinding wheel 9, so that the mounting disc 8 and the grinding wheel 9 are prevented from being in hard contact to cause damage to the grinding wheel 9.

Further, the lower end surface of the grinding wheel 9 is lower than the lower edge of the dust cover 3. Form the air gap between dust cover 3 and the ground when using, the air admission of being convenient for raise dust in the dust cover 3 is absorbed, guarantees that gaseous abundant flow is convenient for collect the dust fast.

Claims

1. Polisher, including power supply system and grinding device, grinding device include automobile body (1), install at the polisher head and the drive polisher head pivoted burnishing motor (2) of automobile body (1) front end, power supply system's electric energy output and burnishing motor (2) electricity be connected its characterized in that: the power supply system comprises a single-phase-to-three-phase power supply, the output end and the input end of the single-phase-to-three-phase power supply are connected with a 220V power supply, the output end of the single-phase-to-three-phase power supply is electrically connected with the polishing motor (2), the polishing machine head is provided with two groups at the front end of the vehicle body (1), and the outer side of the polishing machine head is sleeved with a dust cover (3).

2. A sanding machine according to claim 1, characterized in that: the dust collector is characterized in that a dust collector (4) is arranged on the vehicle body (1), and the suction end of the dust collector (4) is communicated with the interior of the dust cover (3) through a pipeline.

3. A sanding machine according to claim 2, characterized in that: the dust collector is characterized in that a water tank (5) is arranged on the car body (1), a pressure water pump is arranged in the water tank (5), an output end of the pressure water pump is communicated with a spray pipe (6) arranged in the dust cover (3) through a pipeline, and the plane of the spray pipe (6) is lower than the plane of a suction end of the dust collector (4).

4. A sanding machine according to claim 1, characterized in that: the aircraft nose of polishing include connecting axle (7), mounting disc (8) and set up emery wheel (9) on mounting disc (8), connecting axle (7) upper end be connected with the power take off end of grinding motor (2) with the help of the belt drive, the lower extreme of connecting axle (7) pass the axle sleeve and the mounting disc (8) fixed connection of setting on automobile body (1), emery wheel (9) be central symmetry on mounting disc (8) and be provided with at least three groups.

5. A sanding machine according to claim 4, characterized in that: the grinding wheel (9) is of a disc-shaped structure, the middle of the bottom surface of the grinding wheel (9) is provided with an installation groove (10) which is inwards sunken to be of a circular truncated cone-shaped structure, the top of the installation groove (10) is provided with a through hole which penetrates through the grinding wheel (9), the grinding wheel (9) is fixedly connected with the installation disc (8) through a bolt which penetrates through the through hole, and a nut of the bolt is arranged in the installation groove (10) of the grinding wheel (9).

6. A sanding machine according to claim 4, characterized in that: connecting axle (7) the bilateral symmetry setting in grinding motor (2), the grinding head still be provided with auxiliary pulley (11), the axis place plane and two connecting axles (7) coplane of auxiliary pulley (11), auxiliary pulley (11) set up the outside at two connecting axles (7) axle center line, auxiliary pulley (11), two connecting axles (7) and grinding motor (2) with the help of synchronous belt drive, the synchronous belt be the reciprocal winding of S type on auxiliary pulley (11) and two connecting axles (7), the rotation opposite direction of two connecting axles (7).

7. A sanding machine according to claim 4, characterized in that: the lower end surface of the grinding wheel (9) is lower than the lower edge of the dust cover (3).