CN212287104U - Polishing and grinding machine - Google Patents

Abstract

The utility model belongs to the technical field of the equipment of polishing on surface, a polish machine is provided, including removal subassembly, the subassembly and the lifting unit of polishing, the removal subassembly can drive polish the mill and remove, the abrasive band of the subassembly of polishing can polish workpiece surface under the drive of first motor, lifting unit can adjust the position of the subassembly of polishing realizes the polishing at no dead angle of steel sheet, and this polish machine replaces handheld polisher, liberates the workman from heavy physical labor, abominable and dangerous operational environment, greatly improves productivity, promotes the upgrading of industry. In addition, still be provided with the dust removal subassembly in this polishing machine, collect the processing to the dust that polishes the production, avoid the polluted environment, avoid iron fillings to splash the potential safety hazard that causes.

Description

Polishing and grinding machine

Technical Field

The application relates to the technical field of surface polishing equipment, in particular to a polishing and grinding machine.

Background

The existing abrasive belt sander is basically in a handheld mode, iron scraps are splashed and easily stick to the skin of a human body or fall into eyes in the sanding process, and the potential safety hazard is high. After a long time, people are easy to fatigue and easily make mistakes, so that the workpiece is damaged, and the dust flies upward to influence the environmental sanitation.

SUMMERY OF THE UTILITY MODEL

The embodiment of the application provides a polishing and grinding machine, which can solve the problems in the background technology.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a polishing and grinding locomotive, which comprises a moving component, a polishing component and a lifting component, wherein the polishing component and the lifting component are arranged on the moving component; the moving assembly comprises a brushless motor wheel, a universal wheel, an electric cabinet and a moving frame, the universal wheel and the brushless motor wheel are fixed at the bottom of the moving frame, the electric cabinet is connected with the brushless motor wheel, and the electric cabinet can control the brushless motor wheel to rotate forwards, reversely and stop; the polishing component comprises a polishing frame, a first motor, a driving belt wheel, a driven belt wheel, a first transmission shaft, a driving abrasive belt wheel, a driven abrasive belt wheel, a polishing abrasive belt wheel, an abrasive belt, a second transmission shaft and a third transmission shaft; one end of the polishing frame is movably connected to the movable frame; the first transmission shaft, the second transmission shaft and the third transmission shaft are fixed on the grinding frame and can freely rotate; the first motor is fixed on the polishing frame, a driving belt wheel is fixed on an output shaft of the first motor, the driving belt wheel is connected with the driven belt wheel through a belt, and the driven belt wheel and the driving sand belt wheel are both fixed on the first transmission shaft; the driven abrasive belt wheel is fixed on the second transmission shaft, and the polishing abrasive belt wheel is fixed on the third transmission shaft; the first transmission shaft, the second transmission shaft and the third transmission shaft are arranged in parallel and separately and are not in a plane; the driving abrasive belt wheel, the driven abrasive belt wheel and the polishing abrasive belt wheel are connected through an abrasive belt; the lifting assembly is fixed on the movable frame and movably connected with the grinding frame, and the lifting assembly can enable the grinding frame and the movable frame to be pivoted and opened.

In some embodiments, the lifting assembly comprises a push rod, a push rod fixing plate, a sliding block, a second motor, a coupler, a screw rod and a nut, the second motor is connected with one end of the screw rod through the coupler, the nut is matched with the screw rod, the nut is fixed on the sliding block, and the push rod fixing plate is fixed on the sliding block; one end of the push rod is movably connected to the grinding frame, and the other end of the push rod is movably connected to the push rod fixing plate.

In some embodiments, the lifting assembly further comprises a motor mounting seat, a first lifting connecting plate, a second lifting connecting plate, a third lifting connecting plate, a fourth lifting connecting plate, and a fifth lifting connecting plate, the second motor is fixed on the motor mounting seat, and the motor mounting seat is fixed on the first lifting connecting plate; the first lifting connecting plate, the second lifting connecting plate, the third lifting connecting plate and the fourth lifting connecting plate are fixed on the fifth lifting connecting plate, the first lifting connecting plate, the second lifting connecting plate, the third lifting connecting plate and the fourth lifting connecting plate surround to form a rectangle, and the fifth lifting connecting plate is fixed on the movable frame.

In some embodiments, the lifting assembly is provided with two limit switches, two sliding blocks, two collision blocks and two nuts, the two nuts are arranged on the screw rod at intervals, one nut is fixedly connected with one sliding block, one collision block is fixed on one sliding block, and the push rod fixing plate is fixed on one sliding block; the two limit switches are respectively positioned at the most proximal end and the most distal end of the motion of the sliding block, and the two sliding blocks can be pushed to move between the two limit switches.

In some embodiments, a guide rail and a guide rail sliding block are further arranged on the lifting assembly, the guide rail sliding block is fixed on the sliding block, and the guide rail sliding block can move along the guide rail.

In some embodiments, a first lead screw bearing seat, a second lead screw bearing seat and an upper and lower buffer cushion are further provided, two ends of the lead screw are respectively fixed on an inner ring of one bearing, and two bearings at two ends are respectively fixed on the first lead screw bearing seat and the second lead screw bearing seat; and the first lead screw bearing seat and the second lead screw bearing seat are respectively provided with an upper cushion pad and a lower cushion pad.

In some embodiments, the lifting assembly includes a second bearing with seat, a movable shaft, a cylinder, and a connecting rod, the second bearing with seat is fixed on the movable frame, two ends of the movable shaft are fixed in the second bearing with seat, the cylinder is fixed on the movable shaft, and an output end of the cylinder is fixed with a connecting rod, and the connecting rod is movably connected to the polishing frame.

In some embodiments, the dust removing device further comprises a dust removing assembly, wherein the dust removing assembly is arranged on the movable frame and comprises a dust collector, a suction pipe and a dust collecting box, and the suction pipe is communicated with the dust collector and the dust collecting box.

In some embodiments, more than one capacitive proximity switch is further fixedly arranged on the moving frame, and the capacitive proximity switches are in signal connection with the electric cabinet.

In some embodiments, the electric control box further comprises a remote control unit, a wireless module is arranged in the electric control box, and the remote control unit is wirelessly connected with the wireless module; the remote control unit can control the brushless motor wheel to rotate forwards, reversely and stop through the electric cabinet.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model provides a polishing and grinding machine, including removal subassembly, the subassembly of polishing and lifting unit, the removal subassembly can drive polishing and grinding machine removes, the abrasive band of the subassembly of polishing can polish the workpiece surface under the drive of first motor, lifting unit can adjust polishing unit's position realizes the polishing and grinding at the no dead angle of steel sheet, and this polishing and grinding machine replaces handheld polisher, liberates the workman from heavy physical labor, abominable and dangerous operational environment, greatly improves productivity, promotes the upgrading of industry. In addition, still be provided with the dust removal subassembly in this polishing machine, collect the processing to the dust that polishes the production, avoid the polluted environment, avoid iron fillings to splash the potential safety hazard that causes.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

FIG. 1 is a schematic view of a polishing machine of the present application;

FIG. 2 is a schematic structural view of a moving assembly of a polishing machine of the present application;

FIG. 3 is a schematic illustration of a grinding assembly of a polishing machine of the present application;

FIG. 4 is a schematic structural view of a lifting assembly of a polishing machine of the present application;

FIG. 5 is a schematic view of the dust removal assembly of a polishing machine of the present application;

FIG. 6 is a schematic view of a polishing machine according to further embodiments of the present disclosure;

FIG. 7 is a schematic illustration of a lift assembly of a polishing machine according to further embodiments of the present disclosure;

wherein: 1-moving component, 2-grinding component, 3-lifting component, 4-dust-removing component, 5-remote control unit, 1-1-moving frame, 1-2-brushless motor wheel, 1-3-universal wheel, 1-4-protective cover, 1-5-electric control box, 1-6-bearing with seat, 1-7-moving platform, 1-8-support, 1-9-capacitance approach switch, 2-1-grinding frame, 2-2-first motor, 2-3-driving belt wheel, 2-4-driven belt wheel, 2-5-first transmission shaft, 2-6-driving belt wheel, 2-7-driven belt wheel, 2-8-grinding belt wheel, 2-6-dust-removing component, 2-9-abrasive belt, 2-10-second transmission shaft, 2-11-third transmission shaft, 3-1-second motor, 3-2-coupler, 3-3-motor mounting seat, 3-4-first lifting connecting plate, 3-5-second lifting connecting plate, 3-6-third lifting connecting plate, 3-7-fourth lifting connecting plate, 3-8-fifth lifting connecting plate, 3-9-first lead screw bearing seat, 3-10-upper and lower buffer pads, 3-11-second lead screw bearing seat, 3-12-lead screw, 3-13-lead screw, 3-14-guide rail, 3-15-sliding block, 3-16-push rod fixing plate, 3-17-push rod, 3-18-collision block, 3-19-limit switch mounting plate, 3-20-limit switch, 3-21-guide rail slide block, 3-22-second bearing with seat, 3-23-movable shaft, 3-24-cylinder, 3-25 connecting rod, 4-1-dust collector, 4-2-suction pipe and 4-3-dust collecting box.

Detailed Description

The terms "first," "second," "third," and "fourth," etc. in the description and claims of this application and in the accompanying drawings are used for distinguishing between different objects and not for describing a particular order. Furthermore, the terms "include" and "have," as well as any variations thereof, are intended to cover non-exclusive inclusions. For example, a process, method, system, article, or apparatus that comprises a list of steps or elements is not limited to only those steps or elements listed, but may alternatively include other steps or elements not listed, or inherent to such process, method, article, or apparatus.

Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the application. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is explicitly and implicitly understood by one skilled in the art that the embodiments described herein can be combined with other embodiments.

In order to reduce the labor intensity of workers, ensure safe production and improve the grinding efficiency, one embodiment of the application provides a polishing and grinding locomotive which comprises a moving assembly, a grinding assembly and a lifting assembly, wherein the grinding assembly and the lifting assembly are arranged on the moving assembly; the moving assembly comprises a brushless motor wheel, a universal wheel, an electric cabinet and a moving frame, the universal wheel and the brushless motor wheel are fixed at the bottom of the moving frame, the electric cabinet is connected with the brushless motor wheel, and the electric cabinet can control the brushless motor wheel to rotate forwards, reversely and stop; the polishing component comprises a polishing frame, a first motor, a driving belt wheel, a driven belt wheel, a first transmission shaft, a driving abrasive belt wheel, a driven abrasive belt wheel, a polishing abrasive belt wheel, an abrasive belt, a second transmission shaft and a third transmission shaft; one end of the polishing frame is movably connected to the movable frame; the first transmission shaft, the second transmission shaft and the third transmission shaft are fixed on the grinding frame and can freely rotate; the first motor is fixed on the polishing frame, a driving belt wheel is fixed on an output shaft of the first motor, the driving belt wheel is connected with the driven belt wheel through a belt, and the driven belt wheel and the driving sand belt wheel are both fixed on the first transmission shaft; the driven abrasive belt wheel is fixed on the second transmission shaft, and the polishing abrasive belt wheel is fixed on the third transmission shaft; the first transmission shaft, the second transmission shaft and the third transmission shaft are arranged in parallel and separately and are not in a plane; the driving abrasive belt wheel, the driven abrasive belt wheel and the polishing abrasive belt wheel are connected through an abrasive belt; the lifting assembly is fixed on the movable frame and movably connected with the grinding frame, and the lifting assembly can enable the grinding frame and the movable frame to be pivoted and opened. The polishing and grinding machine in the embodiment comprises a moving assembly, a grinding assembly and a lifting assembly, wherein the moving assembly can drive the polishing and grinding machine to move, an abrasive belt of the grinding assembly can be used for grinding the surface of a workpiece under the driving of a first motor, the lifting assembly can adjust the position of the grinding assembly to realize polishing and grinding of dead angles of workpieces such as steel plates, the polishing and grinding machine replaces a handheld grinding machine, workers are liberated from heavy physical labor, severe and dangerous working environments, the labor productivity is greatly improved, and the industrial upgrading is promoted

In order to realize the lifting of the polishing assembly and perform dead-angle-free polishing, in some embodiments, the lifting assembly comprises a push rod, a push rod fixing plate, a sliding block, a second motor, a coupler, a screw rod and a nut, the second motor is connected with one end of the screw rod through the coupler, the nut is matched with the screw rod, the nut is fixed on the sliding block, and the push rod fixing plate is fixed on the sliding block; one end of the push rod is movably connected to the grinding frame, and the other end of the push rod is movably connected to the push rod fixing plate.

In order to firmly fix the lifting assembly and improve the stability, in some embodiments, the lifting assembly further includes a motor mounting seat, a first lifting connecting plate, a second lifting connecting plate, a third lifting connecting plate, a fourth lifting connecting plate, and a fifth lifting connecting plate, the second motor is fixed on the motor mounting seat, and the motor mounting seat is fixed on the first lifting connecting plate; the first lifting connecting plate, the second lifting connecting plate, the third lifting connecting plate and the fourth lifting connecting plate are fixed on the fifth lifting connecting plate, the first lifting connecting plate, the second lifting connecting plate, the third lifting connecting plate and the fourth lifting connecting plate surround to form a rectangle, and the fifth lifting connecting plate is fixed on the movable frame.

In order to avoid that the sliding block slides beyond the range and drives the push rod to push and pull the polishing assembly beyond the limit to damage equipment, in some embodiments, a collision block is fixed on the sliding block, a limit switch is further arranged on the lifting assembly, the collision block can move along with the sliding block, and when the collision block moves beyond the limit, the limit switch is triggered. In some embodiments, the lifting assembly is provided with two limit switches, two sliding blocks, two collision blocks and two nuts, the two nuts are arranged on the screw rod at intervals, one nut is fixedly connected with one sliding block, one collision block is fixed on one sliding block, and the push rod fixing plate is fixed on one sliding block; the two limit switches are respectively positioned at the most proximal end and the most distal end of the motion of the sliding block, and the two sliding blocks can be pushed to move between the two limit switches.

In order to make the sliding block slide stably and linearly, in some embodiments, a guide rail and a guide rail sliding block are further arranged on the lifting assembly, the guide rail sliding block is fixed on the sliding block, and the guide rail sliding block can move along the guide rail.

In order to firmly fix the lead screw and buffer the vibration of the lead screw, in some embodiments, a first lead screw bearing seat, a second lead screw bearing seat and an upper and lower buffer pad are further provided, two ends of the lead screw are respectively fixed on an inner ring of one bearing, and two bearings at two ends are respectively fixed on the first lead screw bearing seat and the second lead screw bearing seat; and the first lead screw bearing seat and the second lead screw bearing seat are respectively provided with an upper cushion pad and a lower cushion pad.

In order to realize the lift of the grinding assembly, carry out no dead angle and throw the grinding, realize simplifying lifting assembly's structural component simultaneously, in some embodiments, lifting assembly includes second area seat bearing, loose axle, cylinder, connecting rod, the second area seat bearing is fixed on the travelling frame, the both ends of loose axle are fixed in the second area seat bearing, the cylinder is fixed on the loose axle, a connecting rod is fixed to the output of cylinder, connecting rod swing joint to on the grinding frame.

In order to realize collecting and processing the dust that the polishing produced, avoid the polluted environment, avoid iron fillings to splash the potential safety hazard that causes, in some embodiments, still include dust removal component, dust removal component sets up on the moving frame, dust removal component includes dust catcher, straw and dust collection box, the straw intercommunication the dust catcher with dust collection box.

In order to avoid the collision of the trolley with an obstacle in the movement process, in some embodiments, more than one capacitive proximity switch is fixedly arranged on the moving frame, and the capacitive proximity switches are in signal connection with the electric cabinet. In this embodiment, when the moving assembly moves back and forth integrally, when the moving assembly approaches the obstacle, the capacitive proximity switch generates a closing signal, and the electric cabinet receives the closing signal to stop the rotation of the brushless motor wheel and give an alarm by using a sound signal or an optical signal.

In order to realize the remote control of the movement of the mobile assembly, in some embodiments, the mobile assembly further comprises a remote control unit, a wireless module is arranged in the electric control box, and the remote control unit is wirelessly connected with the wireless module; the remote control unit can control the brushless motor wheel to rotate forwards, reversely and stop through the electric cabinet.

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some, but not all, embodiments of the present application. 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 application.

Example 1:

referring to fig. 1-5, the polishing machine disclosed in this embodiment 1 includes a moving assembly 1, a polishing assembly 2, a lifting assembly 3, a dust removing assembly 4, and a remote control unit 5. The grinding component 2, the lifting component 3 and the dust removal component 4 are all fixed on the moving component 1. The lifting component 3 and the dust removing component 4 are fixed on the moving component 1 by screws.

As shown in FIG. 2, the moving assembly 1 comprises a moving frame 1-1, a brushless motor wheel 1-2, a universal wheel 1-3, a shield 1-4, an electric cabinet 1-5, a bearing with a seat 1-6 and a capacitance type proximity switch 1-9. The brushless motor wheel 1-2, the universal wheel 1-3, the shield 1-4, the electric cabinet 1-5 and the bearing with a seat 1-6 are all fixed on the frame 1-1 through screws. As shown in fig. 2, the moving frame 1-1 includes a moving platform 1-7 and a support 1-8, and the support 1-8 is fixed on the moving platform 1-7. The universal wheel 1-3 and the brushless motor wheel 1-2 are fixed at the bottom of the moving frame 1-1, as shown in fig. 2, the universal wheel 1-3 is fixed at the bottom of one side of the moving platform 1-7, and the brushless motor wheel 1-2 is fixed at the other side of the moving platform 1-7. The electric control box 1-5 is connected with the brushless motor wheel 1-2, and the electric control box 1-1 can supply power to the brushless motor wheel 1-2 and control the brushless motor wheel 1-2 to rotate forwards, reversely and stop. The rotation control of the brushless motor wheel is a common technique for those skilled in the art and will not be described in detail here. In the embodiment, two capacitive proximity switches 1-9 are fixed at the front end of one side of the moving platform 1-7, which is used for fixing the brushless motor wheel 1-2, and the capacitive proximity switches 1-9 are in signal connection with the electric cabinet 1-1. When the moving component 1 moves back and forth integrally, when the moving component 1 approaches to the obstacle, the capacitive proximity switch 1-9 generates a closing signal, the electric cabinet 1-1 receives the closing signal to stop the rotation of the brushless motor wheel 1-2, and gives an alarm through a sound signal or an optical signal.

The remote control unit 5 is a remote control handle in this embodiment, a wireless module is arranged in the electric cabinet 1-5, the remote control unit 5 is wirelessly connected with the wireless module, the wireless connection can be wireless connection such as wifi, infrared, bluetooth, 2G \3G \4G \5G, RFID radio frequency, and the principle of wireless communication is common technology of the technical personnel in the field and is not repeated in detail here. The remote control unit 5 can be in wireless communication with the electric control box 1-5 through a wireless module, and the remote control unit 5 can control the electric control box 1-5 to supply power to the brushless motor wheel 1-2 through the wireless module and control the brushless motor wheel 1-2 to rotate forwards, reversely and stop.

As shown in FIG. 3, the grinding assembly 2 comprises a grinding frame 2-1, a first motor 2-2, a driving pulley 2-3, a driven pulley 2-4, a first transmission shaft 2-5, a driving abrasive pulley 2-6, a driven abrasive pulley 2-7, a grinding abrasive pulley 2-8, an abrasive belt 2-9, a second transmission shaft 2-10 and a third transmission shaft 2-11. One end of the polishing frame 2-1 is movably connected to the movable frame 1-1, a bearing with a seat 1-6 is fixed at the bottom of the movable frame 1-1, and a movable connecting shaft is arranged on one side of the polishing frame 2-1 and fixed on the bearing with the seat 1-6 through a snap spring. The first transmission shaft 2-5, the second transmission shaft 2-10 and the third transmission shaft 2-11 are fixed on the grinding frame 2-1 and can rotate freely. The first motor 2-2 is fixed on the polishing frame 2-1 through a screw, a driving belt wheel 2-3 is fixed on an output shaft of the first motor 2-2, the driving belt wheel 2-3 is connected with the driven belt wheel 2-4 through a belt, and the driven belt wheel 2-4 and the driving sand belt wheel 2-6 are both fixed on the first transmission shaft 2-5. The driven abrasive belt wheels 2-7 are fixed on the second transmission shafts 2-10, and the polishing abrasive belt wheels 2-8 are fixed on the third transmission shafts 2-11. As shown in fig. 3, the first transmission shaft 2-5, the second transmission shaft 2-10, and the third transmission shaft 2-11 are separately provided in parallel and not in one plane, at positions of three edges of a triangular prism. The driving abrasive belt wheels 2-6, the driven abrasive belt wheels 2-7 and the polishing abrasive belt wheels 2-8 are connected through abrasive belts 2-9, and the abrasive belts 2-9 are installed on the driving abrasive belt wheels 2-6, the driven abrasive belt wheels 2-7 and the polishing abrasive belt wheels 2-8.

In this embodiment the driving pulley 2-3 is coupled to the output shaft of the first electric machine 2-2 by means of a keyed connection. The driven belt wheel 2-4 and the driving sand belt wheel 2-6 are connected with the first transmission shaft 2-5 in a key connection mode. The first transmission shaft 2-5, the second transmission shaft 2-10 and the third transmission shaft 2-11 are connected to the grinding frame 2-1 through bearings. The driven abrasive belt wheel 2-7 is connected to the second transmission shaft 2-10 by means of keys. The sanding belt wheel 2-8 is connected to the third transmission shaft 2-11 in a key mode. The abrasive belt 2-9 is wound and connected on the driving abrasive belt wheel 2-6, the driven abrasive belt wheel 2-7 and the polishing abrasive belt wheel 2-8 in a tensioning mode.

As shown in fig. 1 and 4, the lifting assembly 3 is fixed to the support of the moving frame, the lifting component 3 comprises a second motor 3-1, a coupler 3-2, a motor mounting seat 3-3, a first lifting connecting plate 3-4, a second lifting connecting plate 3-5, a third lifting connecting plate 3-6, a fourth lifting connecting plate 3-7, a fifth lifting connecting plate 3-8, a first lead screw bearing seat 3-9, an upper buffer pad 3-10, a lower buffer pad 3-11, a lead screw 3-12, a nut 3-13, a guide rail 3-14, a sliding block 3-15, a push rod fixing plate 3-16, a push rod 3-17, a collision block 3-18, a limit switch mounting plate 3-19, a limit switch 3-20 and a guide rail sliding block 3-21. The first lifting connecting plate 3-4, the second lifting connecting plate 3-5, the third lifting connecting plate 3-6 and the fourth lifting connecting plate 3-7 are fixed on a fifth lifting connecting plate 3-8 through screws, the first lifting connecting plate 3-4, the second lifting connecting plate 3-5, the third lifting connecting plate 3-6 and the fourth lifting connecting plate 3-7 surround a rectangle, and the fifth lifting connecting plate 3-8 is fixed on the movable frame 1-1 through screws and is particularly fixed on the support 1-8. The second motor 3-1 is fixed on the motor mounting seat 3-3 through screws, and the motor mounting seat 3-3 is fixed on the first lifting connecting plate 3-4 through screws. The second motor 3-1 is connected with one end of the screw rod 3-12 through the coupler 3-2, namely the coupler 3-2 is connected with the second motor 3-1 and the screw rod 3-12, and the screw nut 3-13 is matched with the screw rod 3-12. The first lead screw bearing seat 3-9, the upper and lower cushion pads 3-10, the second lead screw bearing seat 3-11 and the guide rail 3-14 are fixed on the fifth lifting connecting plate 3-8 through screws. Two ends of the lead screw 3-12 are respectively fixed on an inner ring of a bearing through a snap spring, and two bearings at two ends are respectively fixed on the first lead screw bearing block 3-9 and the second lead screw bearing block 3-11. And upper and lower cushion pads 3-10 are respectively arranged on the first screw rod bearing block 3-9 and the second screw rod bearing block 3-11. The screw nut 3-13 is fixed on the sliding block 3-15 through a screw, the guide rail sliding block 3-21 is fixed on the sliding block 3-15 through a screw, and the guide rail sliding block 3-21 can move along the guide rail 3-14. The push rod fixing plates 3-16 are fixed on the sliding blocks 3-15 through screws, one ends of the push rods 3-17 are movably connected (through pins or hinged) to the polishing frame 2-1, and the other ends of the push rods 3-17 are movably connected (through pins or hinged) to the push rod fixing plates 3-16.

The sliding blocks 3-15 are fixed with collision blocks 3-18 through screws, the lifting assembly 3 is further provided with limit switches 3-20, the limit switch mounting plates 3-19 are fixed on the third lifting connecting plates 3-6 through screws, and the limit switches 3-20 are fixed on the limit switch mounting plates 3-19 through screws. As shown in fig. 4, the striker 3-18 can move with the slide block 3-15 and trigger the limit switch 3-20. The lifting component 3 is provided with two limit switches 3-20, two sliding blocks 3-15, two collision blocks 3-18 and two nuts 3-13. Two nuts 3-13 are arranged on the screw rods 3-12 at intervals, one nut 3-13 is fixedly connected with one sliding block 3-15 through a screw, and one sliding block 3-15 is fixedly provided with one collision block 3-18 through a screw. The push rod fixing plates 3-17 are fixed on one of the sliding blocks 3-15 through screws, and the push rods 3-17 are movably connected with the push rod fixing plates 3-16 and the polishing frame 2-1. The two limit switches 3-20 are respectively positioned at the most proximal end and the most distal end of the movement of the sliding blocks 3-15, and the two sliding blocks 3-15 can be pushed to move between the two limit switches 3-20.

As shown in fig. 5, the dust removing assembly 4 comprises a dust collector 4-1, a suction pipe 4-2 and a dust collecting box 4-3, wherein the dust collector 4-1 and the dust collecting box 4-3 are fixed on the frame 1-1, and particularly on the moving platform 1-7, through screws. The suction pipe 4-2 is connected with a dust collector 4-1 and a dust collection box 4-3, and the suction pipe 4-2 is communicated with the dust collector 4-1 and the dust collection box 4-3.

The utility model discloses a theory of operation and use flow: the first motor 2-2 rotates, power is transmitted to the driven belt wheel 2-4 to rotate through a belt, the driven belt wheel 2-4 and the driving abrasive belt wheel 2-6 rotate synchronously at the first transmission shaft 2-5, and the abrasive belt 2-9 is wound on the driving abrasive belt wheel 2-6, the driven abrasive belt wheel 2-7 and the polishing abrasive belt wheel 2-8, and polishing is finally achieved; the second motor 3-1 forms linear motion through a lead screw 3-12, the polishing frame 2-1 is connected with a push rod fixing plate 3-16 through a push rod 3-17 to form a connecting rod mechanism, the polishing frame 2-1 forms a hinge mechanism with a bearing with a seat 1-6, and finally lifting and descending of the polishing assembly are achieved; collecting dust generated in the polishing process through a suction pipe 4-2 of a dust collector 4-1 and a dust collection box 4-3; the walking power and direction of the polishing and burnishing machine are realized by controlling the forward rotation, the reverse rotation and the stop of the brushless motor wheel 1-2 through the remote control unit 5, the wireless module and the electric cabinet 1-5.

Example 2:

as shown in fig. 6, a schematic structural view of a polishing machine in embodiment 2, and embodiment 2 is different from embodiment 1 in the structure of a lifting assembly. The specific lifting structure in example 2 is shown in fig. 7: the lifting assembly 3 comprises second bearings with seats 3-22, movable shafts 3-23, air cylinders 3-24 and connecting rods 3-25, the two second bearings with seats 3-22 are fixed on the movable frame, two ends of each movable shaft 3-23 are fixed in the corresponding second bearing with seat 3-22, the air cylinders 3-24 are fixed on the corresponding movable shafts 3-23, one connecting rod 3-25 is fixed at the output ends of the corresponding air cylinders 3-24, and the connecting rods 3-25 are movably connected to the grinding frame 2-1. In this embodiment 2, the air cylinders 3-24 are contracted, the piston rods drive the connecting rods 3-25 to move, and the polishing frame 2-1 is pulled to turn over and open and close along the movable connecting shafts, so that the polishing assembly 2-1 is lifted and lowered. The rest of the components and the connection relationship in embodiment 2 are the same as those in embodiment 1, and are not described again.

Compared with the prior art, the remote control polishing and grinding machine equipment comprises a moving assembly, a grinding assembly, a lifting assembly, a dust removal assembly and a remote control unit, wherein the moving assembly can drive the polishing and grinding machine to move and comprises the remote control unit, an operator can remotely control the polishing and grinding machine by controlling a remote control handle to control the walking track of the polishing and grinding machine; the abrasive belt of the polishing assembly can be used for polishing the surface of a workpiece under the driving of the first motor, the lifting assembly can be used for adjusting the position of the polishing assembly, polishing and grinding of a steel plate without dead angles are achieved, the polishing and grinding machine replaces a handheld polishing machine, workers are liberated from heavy physical labor, severe and dangerous working environments, the labor productivity is greatly improved, and the upgrading of industries is promoted. In addition, still be provided with the dust removal subassembly in this polishing machine, collect the processing to the dust that polishes the production, avoid the polluted environment, avoid iron fillings to splash the potential safety hazard that causes.

The foregoing detailed description of the embodiments of the present application has been presented to illustrate the principles and implementations of the present application, and the above description of the embodiments is only provided to help understand the method and the core concept of the present application; meanwhile, for a person skilled in the art, according to the idea of the present application, there may be variations in the specific embodiments and the application scope, and in summary, the content of the present specification should not be construed as a limitation to the present application.

Claims (10)

1. A polishing and burnishing machine is characterized by comprising a moving assembly, a polishing assembly and a lifting assembly, wherein the polishing assembly and the lifting assembly are arranged on the moving assembly;

the moving assembly comprises a brushless motor wheel, a universal wheel, an electric cabinet and a moving frame, the universal wheel and the brushless motor wheel are fixed at the bottom of the moving frame, the electric cabinet is connected with the brushless motor wheel, and the electric cabinet can control the brushless motor wheel to rotate forwards, reversely and stop;

the polishing component comprises a polishing frame, a first motor, a driving belt wheel, a driven belt wheel, a first transmission shaft, a driving abrasive belt wheel, a driven abrasive belt wheel, a polishing abrasive belt wheel, an abrasive belt, a second transmission shaft and a third transmission shaft; one end of the polishing frame is movably connected to the movable frame; the first transmission shaft, the second transmission shaft and the third transmission shaft are fixed on the grinding frame and can freely rotate; the first motor is fixed on the polishing frame, a driving belt wheel is fixed on an output shaft of the first motor, the driving belt wheel is connected with the driven belt wheel through a belt, and the driven belt wheel and the driving sand belt wheel are both fixed on the first transmission shaft; the driven abrasive belt wheel is fixed on the second transmission shaft, and the polishing abrasive belt wheel is fixed on the third transmission shaft; the first transmission shaft, the second transmission shaft and the third transmission shaft are arranged in parallel and separately and are not in a plane; the driving abrasive belt wheel, the driven abrasive belt wheel and the polishing abrasive belt wheel are connected through an abrasive belt;

the lifting assembly is fixed on the movable frame and movably connected with the grinding frame, and the lifting assembly can enable the grinding frame and the movable frame to be pivoted and opened.

2. A polishing and grinding machine as claimed in claim 1, wherein said lifting assembly comprises a push rod, a push rod fixing plate, a sliding block, a second motor, a coupling, a screw rod and a nut, said second motor is connected with one end of the screw rod through the coupling, said nut is matched with said screw rod, said nut is fixed on said sliding block, and said push rod fixing plate is fixed on said sliding block; one end of the push rod is movably connected to the grinding frame, and the other end of the push rod is movably connected to the push rod fixing plate.

3. A polishing and grinding machine as claimed in claim 2, wherein said lifting assembly further comprises a motor mount, a first lifting and lowering connection plate, a second lifting and lowering connection plate, a third lifting and lowering connection plate, a fourth lifting and lowering connection plate, and a fifth lifting and lowering connection plate, said second motor being fixed to said motor mount, said motor mount being fixed to said first lifting and lowering connection plate; the first lifting connecting plate, the second lifting connecting plate, the third lifting connecting plate and the fourth lifting connecting plate are fixed on the fifth lifting connecting plate, the first lifting connecting plate, the second lifting connecting plate, the third lifting connecting plate and the fourth lifting connecting plate surround to form a rectangle, and the fifth lifting connecting plate is fixed on the movable frame.

4. A polishing and burnishing machine as defined in claim 2, wherein the lifting assembly is provided with two limit switches, two sliding blocks, two striking blocks and two nuts, the two nuts are arranged on the screw rod at intervals, one nut is fixedly connected with one sliding block, one striking block is fixed on one sliding block, and the push rod fixing plate is fixed on one of the sliding blocks; the two limit switches are respectively positioned at the most proximal end and the most distal end of the motion of the sliding block, and the two sliding blocks can be pushed to move between the two limit switches.

5. A polishing machine according to claim 2 in which a guide rail and a guide rail slider are provided on the lifting assembly, the guide rail slider being fixed to the slider and being movable along the guide rail.

6. A polishing and grinding machine as claimed in claim 2, further comprising a first screw bearing seat, a second screw bearing seat and upper and lower cushions, wherein both ends of the screw are respectively fixed to an inner race of one of the bearings, and two of the bearings at both ends are respectively fixed to the first screw bearing seat and the second screw bearing seat; and the first lead screw bearing seat and the second lead screw bearing seat are respectively provided with an upper cushion pad and a lower cushion pad.

7. A polishing and grinding machine as claimed in claim 1 wherein said lifting assembly includes a second bearing with seat, a loose axle, a cylinder, a connecting rod, said second bearing with seat being fixed to said travelling frame, said loose axle having both ends fixed in said second bearing with seat, said cylinder being fixed to said loose axle, said cylinder having an output end fixed to a connecting rod, said connecting rod being movably connected to said grinding frame.

8. A polishing and grinding machine as claimed in claim 1 further comprising a dust removal assembly disposed on said moving frame, said dust removal assembly including a dust collector, a suction pipe and a dust collection box, said suction pipe communicating said dust collector and said dust collection box.

9. A polishing and grinding machine as claimed in claim 1 wherein more than one capacitive proximity switch is also fixedly mounted on said movable frame, said capacitive proximity switches being signally connected to said electrical cabinet.

10. A polishing and grinding machine according to any one of claims 1 to 9 and also comprising a remote control unit, wherein a wireless module is provided in said electrical cabinet, and said remote control unit is wirelessly connected to said wireless module; the remote control unit can control the brushless motor wheel to rotate forwards, reversely and stop through the electric cabinet.

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