CN215317751U

CN215317751U - Carbon brush grinding device for motor

Info

Publication number: CN215317751U
Application number: CN202121802726.9U
Authority: CN
Inventors: 赵占远; 赵占伟
Original assignee: Xuzhou Hengju Electromechanical Technology Co ltd
Current assignee: Xuzhou Hengju Electromechanical Technology Co ltd
Priority date: 2021-08-03
Filing date: 2021-08-03
Publication date: 2021-12-28
Anticipated expiration: 2031-08-03

Abstract

The utility model discloses a carbon brush grinding device for a motor, which belongs to the technical field of motor production and comprises a sleeve seat, wherein a through hole is formed in the middle of the sleeve seat and used for mounting a commutator, a placing piece for placing a carbon brush is connected to the top of the sleeve seat, a mounting ring plate is arranged at one end, penetrating through the commutator, of the sleeve seat, grinding abrasive paper is connected onto the mounting ring plate, a grinding surface of the grinding abrasive paper is in contact with the carbon brush, a driving piece for driving the grinding abrasive paper to rotatably grind the carbon brush is connected to one side of the mounting ring plate, a collecting assembly is connected to the outer side of the sleeve seat, and the collecting assembly is positioned on the outer side of the grinding abrasive paper and used for collecting waste scraps after grinding. According to the utility model, the annular device is sleeved on the sleeve seat, the driving piece drives the grinding abrasive paper to grind the carbon brush, and meanwhile, the collection assembly is designed at the outer side of the sleeve seat, so that waste grinding scraps generated after grinding the carbon brush by the grinding abrasive paper enter the collection assembly to be collected, and the waste grinding scraps are prevented from being left on the surface of the commutator.

Description

Carbon brush grinding device for motor

Technical Field

The utility model relates to the technical field of motor production, in particular to a carbon brush grinding device for a motor.

Background

Carbon brushes in electrical machines are widely used as a sliding contact in many electrical devices. The carbon brush mainly comprises graphite, impregnated graphite and metal (copper and silver) graphite in product application. The carbon brush is a device for transmitting energy or signals between a fixed part and a rotating part of a motor or a generator or other rotating machinery, is generally made of pure carbon and a coagulant, is generally square in shape, is clamped on a metal support, is tightly pressed on a rotating shaft by a spring inside, and transmits electric energy to a coil through a phase changer when the motor rotates.

The carbon brush is used on a commutator or a slip ring of a motor and used as a sliding contact body for leading out lead-in current, the carbon brush is worn with the commutator in the use process, the worn carbon brush needs to be replaced, in order to ensure the fit between the carbon brush and the commutator, when the carbon brush is installed on the commutator, the surface of the carbon brush is ground through abrasive paper and the like, in the grinding process, the carbon brush needs to be fitted with the commutator in a trial mode, the carbon brush needs to be continuously ground when the carbon brush does not meet the requirement of the commutator, because the carbon brush is made of graphite and the like, in the grinding process, the graphite on the surface of the carbon brush easily falls in a welding line groove of the commutator, and secondary wear is easily caused on the surface of the carbon brush after waste cutting adhesion.

SUMMERY OF THE UTILITY MODEL

In view of the technical defects, the utility model aims to provide a carbon brush grinding device for a motor, wherein a driving part drives grinding abrasive paper to grind a carbon brush, waste grinding scraps after grinding are collected by a collecting assembly, and the grinding scraps are effectively prevented from being scattered on the surface of a commutator.

In order to solve the technical problems, the utility model adopts the following technical scheme: the utility model provides a carbon brush grinding device for a motor, which comprises a sleeve seat, wherein a through hole is formed in the middle of the sleeve seat and used for mounting a commutator, a placing part for placing a carbon brush is connected to the top of the sleeve seat, a mounting ring plate is arranged at one end, penetrating through the commutator, of the sleeve seat, grinding abrasive paper is connected onto the mounting ring plate, a grinding surface of the grinding abrasive paper is in contact with the carbon brush, a driving part for driving the grinding abrasive paper to rotatably grind the carbon brush is connected to one side of the mounting ring plate, a collecting assembly is connected to the outer side of the sleeve seat, and the collecting assembly is located on the outer side of the grinding abrasive paper and used for collecting waste scraps after grinding.

Preferably, the driving part comprises a mounting seat arranged on the outer side of the mounting ring plate, a motor body is connected to the mounting seat, an output end of the motor body is connected with an output shaft, and the output shaft is connected with the mounting ring plate.

Preferably, place the piece including connecting the fixing base at cover seat top, and the fixing base top is connected with the crank, crank one end is connected with the mounting panel, be equipped with the mounting groove on the mounting panel, and the mounting groove is used for placing the carbon brush, and the carbon brush bottom is passed the mounting groove, and the both ends at carbon brush top are equipped with spacing respectively, spacing is connected with the mounting panel outside.

Preferably, collect the subassembly including connecting the adjustment seat in the cover seat outside, and be connected with the regulation post on the adjustment seat, it is fixed through the nut between regulation post and the adjustment seat, regulation post one end is connected with collects the casing, it is located commutator transverse diameter lower extreme department to collect the casing, and the uncovered of collecting the casing is in the abrasive paper outside slope of polishing and distributes, be connected with the protection casing on the collection casing.

Preferably, be connected with the support frame on the mount pad, the support frame top is connected with the pivot, and pivot one end is connected with the cover seat outside, the pivot outside is connected with the clearance brush in the clearance abrasive paper outside of polishing, the pivot outside is connected with first flywheel, be connected with the second flywheel on the output shaft, and be connected through the drive belt between first flywheel and the second flywheel.

Preferably, the outer side of the sleeve seat is provided with a wrapping sleeve, and the outer side of the wrapping sleeve is connected with a tension belt.

The utility model has the beneficial effects that: this design adopts and overlaps the circulator on the cover seat, drives through the driving piece and polishes abrasive paper and polish the processing to the carbon brush, because collect the subassembly design in the cover seat outside simultaneously, polish abrasive paper and polish the back to the carbon brush, the useless entering collection subassembly of scraping of polishing is collected, avoids useless the influence of scraping the deposit and grinding the carbon brush.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a carbon brush grinding device for a motor according to an embodiment of the present invention.

Fig. 2 is a schematic diagram of the overall explosion structure of the present invention.

FIG. 3 is a schematic view of the driving member of the present invention.

Fig. 4 is a schematic view of the arrangement of the placement member and the collection assembly at the connection of the cartridge.

Fig. 5 is a schematic diagram of the back structure of fig. 4.

Description of reference numerals: 1-a sleeve seat, 2-a placing part, 3-a mounting ring plate, 4-sanding sand paper, 5-a driving part, 6-a collecting component, 11-a wrapping sleeve, 12-a tension band, 21-a fixing seat, 22-a crank, 23-a mounting plate, 24-a mounting groove, 25-a limiting strip, 51-a mounting seat, 52-a motor body, 53-an output shaft, 54-a supporting frame, 55-a rotating shaft, 56-a cleaning brush, 57-a first flywheel, 58-a second flywheel, 59-a driving belt, 61-an adjusting seat, 62-an adjusting column, 63-a collecting shell and 64-a protective cover.

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.

Example (b): as shown in fig. 1 to 5, the utility model provides a carbon brush grinding device for a motor, which comprises a sleeve seat 1, wherein a through hole is formed in the middle of the sleeve seat 1 for installing a commutator, a placing part 2 for placing a carbon brush is connected to the top of the sleeve seat 1, an installation ring plate 3 is arranged at one end, penetrating through the commutator, of the sleeve seat 1, grinding abrasive paper 4 is connected to the installation ring plate 3, a grinding surface of the grinding abrasive paper 4 is in contact with the carbon brush, a driving part 5 for driving the grinding abrasive paper 4 to rotatably grind the carbon brush is connected to one side of the installation ring plate 3, a collecting component 6 is connected to the outer side of the sleeve seat 1, and the collecting component 6 is located on the outer side of the grinding abrasive paper 4 for collecting waste scraps after grinding.

When polishing the carbon brush, through overlapping the commutator on cover seat 1, simultaneously because installation crown plate 3 is located commutator one side position department, 4 fixed connection of abrasive paper of polishing are in the inboard position department of installation crown plate 3, overlap in the commutator outside through 4 covers of abrasive paper of polishing, the part of polishing and the carbon brush surface of the abrasive paper 4 of polishing contact each other, drive abrasive paper 4 of polishing through starting driving piece 5 and polish the carbon brush, it is useless along dropping in collection subassembly 6 department to polish the back, it drops in commutator surface department to reduce the cutting waste material, in time match each other with the commutator when guaranteeing to polish the carbon brush simultaneously.

Further, place 2 including connecting the fixing base 21 at cover 1 top, and fixing base 21 top is connected with crank 22, crank 22 one end is connected with mounting panel 23, be equipped with mounting groove 24 on the mounting panel 23, and mounting groove 24 is used for placing the carbon brush, and the carbon brush bottom is passed mounting groove 24, and the both ends at carbon brush top are equipped with spacing 25 respectively, spacing 25 is connected with the mounting panel 23 outside.

Before polishing, the limiting strip 25 is pulled out from the bolt for fixing outside the mounting plate 23, the bottom of the carbon brush penetrates through the through hole of the mounting groove 24, the carbon brush is distributed at the top of the polishing sand paper 4, meanwhile, the wide part of the carbon brush is distributed on the mounting plate 23, and the limiting strip 25 and the side wall of the mounting plate 23 are fixed.

Further, driving piece 5 is including setting up the mount pad 51 in the installation ring board 3 outside, and is connected with motor body 52 on the mount pad 51, motor body 52 output is connected with output shaft 53, and output shaft 53 is connected with installation ring board 3, after carbon brush and commutator are installed, through starting motor body 52 this moment, because output shaft 53 fixed connection is on motor body 52, output shaft 53 and installation ring board 3 fixed connection simultaneously, after motor body 52 starts, output shaft 53 drives installation ring board 3 and begins to rotate, because installation ring board 3 and abrasive paper 4 fixed connection polish, under motor body 52 output power, abrasive paper 4 of polishing begins to rotate along the commutator outside, because the part of polishing of abrasive paper 4 and carbon brush contact simultaneously, be convenient for polish the carbon brush.

Further, be connected with support frame 54 on the mount pad 51, support frame 54 top is connected with pivot 55, and pivot 55 one end is connected with the cover seat 1 outside, the pivot 55 outside is connected with the clearance brush 56 in the clearance abrasive paper 4 outside of polishing, the pivot 55 outside is connected with first flywheel 57, be connected with second flywheel 58 on the output shaft 53, and be connected through drive belt 59 between first flywheel 57 and the second flywheel 58.

After polishing, because the carbon brush distributes in the peak position department of vertical direction, rotate gradually this moment to bottom position department, because the first flywheel 57 on the second flywheel 58 in the output shaft 53 outside remaining pivot 55 is connected through drive belt 59, thereby make motor body 52 drive pivot 55 rotate, because pivot 55 outside fixedly connected with cleaning brush 56, after pivot 55 rotates, be convenient for clear up the abrasive paper 4 of polishing through cleaning brush 56, avoid the adhesion to polish with the carbon brush once more in the useless cutting in the abrasive paper 4 outside of polishing.

Further, the collecting component 6 comprises an adjusting seat 61 connected to the outer side of the sleeve seat 1, an adjusting column 62 is connected to the adjusting seat 61, the adjusting column 62 is fixed to the adjusting seat 61 through a nut, one end of the adjusting column 62 is connected with a collecting shell 63, the collecting shell 63 is located at the lower end of the transverse diameter of the commutator, the opening of the collecting shell 63 is obliquely distributed on the outer side of the polishing sand paper 4, a protective cover 64 is connected to the collecting shell 63, the opening of the collecting shell 63 is obliquely distributed in the scheme, the collecting shell 63 is designed at the bottom of the transverse diameter of the commutator, the included angle between the vertical diameter and the tangential direction of the collecting shell 63 is designed to be 30-45 degrees, after polishing, waste chips distributed on the surface of the polishing sand paper 4 roll along the cylindrical polishing sand paper 4, and under the action of gravity, the useless cutting of polishing drops inside collecting casing 63 along sanding abrasive paper 4 tangential direction, simultaneously because collect casing 63 one end and connect through adjusting post 62 and adjustment seat 61 to be convenient for adjust and collect the casing 63 apart from the distance between the abrasive paper 4 of polishing.

Further, the outer side of the sleeve seat 1 is provided with a wrapping sleeve 11, the outer side of the wrapping sleeve 11 is connected with a tension belt 12, the wrapping sleeve 11 is convenient to fasten the surface of the commutator through the tension belt 12, and the stability of the commutator during polishing is guaranteed.

When the carbon brush mounting device is used, before grinding, the limiting strip 25 is pulled out from the bolt for fixing the outer side of the mounting plate 23, the bottom of the carbon brush penetrates through the through hole of the mounting groove 24, the carbon brush is distributed at the top of the grinding abrasive paper 4, meanwhile, the wide part of the carbon brush is distributed on the mounting plate 23, the limiting strip 25 is fixed with the side wall of the mounting plate 23, after the carbon brush and the commutator are mounted, the motor body 52 is started, the grinding abrasive paper 4 starts to rotate along the outer side of the commutator under the output power of the motor body 52 because the output shaft 53 is fixedly connected with the motor body 52 and the mounting ring plate 3 is fixedly connected, after the motor body 52 is started, the mounting ring plate 3 is driven by the output shaft 53 to start rotating, because the grinding part of the grinding abrasive paper 4 is in contact with the carbon brush, be convenient for polish the carbon brush, the uncovered position of collecting casing 63 in this scheme is the slope and distributes, collect casing 63 design simultaneously in commutator transverse diameter's bottom position, the perpendicular diameter of here and the contained angle scope design of collecting casing 63 tangential direction are 30-45, after polishing, the useless cutting that distributes on 4 surfaces of abrasive paper of polishing rolls along cylindric abrasive paper 4 of polishing, under the action of gravity, it is useless to polish to cut and drop inside collecting casing 63 along 4 tangential direction of abrasive paper of polishing, simultaneously because collect casing 63 one end and connect through adjusting post 62 and adjusting seat 61, thereby be convenient for the adjustment and collect casing 63 distance and polish the distance between the abrasive paper 4.

It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the utility model. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.

Claims

1. The utility model provides a carbon brush grinds device for motor, a serial communication port, including cover seat (1), be used for installing the commutator for the through-hole in the middle of cover seat (1), cover seat (1) top is connected with places piece (2) of placing the carbon brush, the one end that cover seat (1) passed the commutator is equipped with installation crown plate (3), and is connected with abrasive paper (4) of polishing on installation crown plate (3), the face of polishing and the carbon brush contact of abrasive paper (4) of polishing, and installation crown plate (3) one side is connected with and drives abrasive paper (4) of polishing and rotate driving piece (5) of grinding to the carbon brush, cover seat (1) outside is connected with collection subassembly (6), and collects subassembly (6) and is located the abrasive paper (4) outside of polishing and is used for collecting the useless of polishing after cutting and cut.

2. A carbon brush grinding apparatus for a motor as claimed in claim 1, characterized in that the drive member (5) comprises a mounting seat (51) arranged outside the mounting ring plate (3), and a motor body (52) is connected to the mounting seat (51), and an output shaft (53) is connected to an output end of the motor body (52), and the output shaft (53) is connected to the mounting ring plate (3).

3. The carbon brush grinding device for the motor according to claim 1, wherein the placing member (2) comprises a fixing seat (21) connected to the top of the sleeve seat (1), a crank (22) is connected to the top of the fixing seat (21), one end of the crank (22) is connected to a mounting plate (23), a mounting groove (24) is formed in the mounting plate (23), the mounting groove (24) is used for placing the carbon brush, the bottom of the carbon brush penetrates through the mounting groove (24), two ends of the top of the carbon brush are respectively provided with a limiting strip (25), and the limiting strips (25) are connected to the outer side of the mounting plate (23).

4. A carbon brush grinding apparatus for a motor according to claim 3, wherein the collecting assembly (6) includes an adjusting seat (61) connected to an outer side of the sleeve seat (1), and an adjusting post (62) is connected to the adjusting seat (61), the adjusting post (62) and the adjusting seat (61) are fixed by a nut, one end of the adjusting post (62) is connected to a collecting housing (63), the collecting housing (63) is located at a lower end of a transverse diameter of the commutator, an opening of the collecting housing (63) is obliquely distributed on an outer side of the grinding paper (4), and a protective cover (64) is connected to the collecting housing (63).

5. The carbon brush grinding device for the motor according to claim 2, wherein a support frame (54) is connected to the mounting seat (51), a rotating shaft (55) is connected to the top of the support frame (54), one end of the rotating shaft (55) is connected to the outer side of the sleeve seat (1), a cleaning brush (56) for cleaning the outer side of the grinding sand paper (4) is connected to the outer side of the rotating shaft (55), a first flywheel (57) is connected to the outer side of the rotating shaft (55), a second flywheel (58) is connected to the output shaft (53), and the first flywheel (57) and the second flywheel (58) are connected through a transmission belt (59).

6. The carbon brush grinding device for the motor according to claim 1, wherein a wrapping sleeve (11) is arranged outside the sleeve seat (1), and a tension band (12) is connected to the outside of the wrapping sleeve (11).