CN114473765B

CN114473765B - Polishing device for repairing motor shaft

Info

Publication number: CN114473765B
Application number: CN202210133735.6A
Authority: CN
Inventors: 刘勐
Original assignee: Shenzhen Zhanjun Dynamo Electric Equipment Technology Co ltd
Current assignee: Shenzhen Zhanjun Dynamo Electric Equipment Technology Co ltd
Priority date: 2022-02-14
Filing date: 2022-02-14
Publication date: 2024-04-19
Anticipated expiration: 2042-02-14
Also published as: CN114473765A

Abstract

The invention discloses a polishing device for repairing a motor shaft, which belongs to the technical field of motor maintenance and comprises a machine body, a supporting seat arranged above the machine body in a sliding manner, a movable plate arranged above the supporting seat in a sliding manner, an adjusting plate and a transmission assembly which are respectively and movably arranged at two sides of the movable plate and used for driving and limiting the movable plate to slide back and forth in a single direction, a rolling assembly and a rotating rod which are arranged above the movable plate and are separated at two sides of the movable plate, wherein the rolling assembly is arranged to wind sand paper on the rotating rod, so that a clamping plate is used for fixing the other end of the sand paper in a fixed groove to enable a worm wheel to drive the rolling rod to rotate, used sand paper can be slowly rolled during polishing, unused sand paper is slowly pulled outwards, so that the polished sand paper is removed, new sand paper can be contacted with the motor shaft again, the sand paper is polished, frequent replacement of the sand paper is not needed, the number of times of replacement is reduced, and the working efficiency of the device is greatly improved.

Description

Polishing device for repairing motor shaft

Technical Field

The invention relates to the technical field of motor maintenance, in particular to a polishing device for motor shaft repair.

Background

The motor is used as one of indispensable equipment in industrial production, the abrasion problem always plagues enterprises, when the bearing position of the motor shaft has surface groove marks, the surface groove marks need to be repaired in time, and in the polishing device for repairing the motor shaft, the prior art CN211940154U discloses a polishing device for repairing the motor shaft, the fixation of sand paper can be realized through a fixing plate and a fixing group on the fixing plate, and during polishing, the sand paper is not required to be manually held, so that the safety is improved, the occurrence of hand scratch is avoided, and the labor capacity of workers is also reduced; the movable supporting mechanism is arranged, and the position of the supporting mechanism can be moved according to the length of the motor shaft, so that the support is more stable. However, the prior art has the defects that when the device is used, the sand paper can be quickly smoothed by polishing when the sand paper is used, so that the device is required to stop polishing continuously to replace the sand paper, time and labor are wasted, the working efficiency of the device is greatly reduced, and the device capable of automatically replacing the sand paper in the polishing process is needed.

Disclosure of Invention

1. Technical problem to be solved

The invention aims to provide a polishing device for repairing a motor shaft, which is used for solving the problems in the background technology.

2. Technical proposal

The utility model provides a polishing device for motor shaft restoration, which comprises a machine body, the supporting seat, the slip disposes in the organism top, the movable plate, the slip disposes in the supporting seat top, regulating plate and drive assembly, the activity sets up respectively in the both sides of movable plate, be used for order about and restrict the reciprocating sliding of movable plate in single direction, rolling assembly and dwang, set up in the movable plate top and separate in its both sides, the dwang outer wall is convoluteed and is had abrasive paper, abrasive paper outer end is connected on rolling assembly, the meshing groove, set up in the regulating plate be close to movable plate one side, with its meshing driven regulating wheel setting in movable plate one side and with rolling assembly transmission connection, when movable plate is reciprocating sliding along regulating plate and drive assembly, the regulating wheel follows the rotation and makes rolling assembly rotate the rolling.

Preferably, the U-shaped frame has been set firmly at movable plate one side top, the inside rolling subassembly that is equipped with in U-shaped frame upper end, U-shaped frame one side rotates and is equipped with the worm with rolling subassembly meshing transmission, the regulating wheel has been cup jointed to worm one end outer wall.

Preferably, the regulating plate and the transmission assembly are fixedly arranged above the supporting seat through a plurality of fixing rods, a limit groove is formed in one side wall of the regulating plate, a T-shaped sliding block is fixedly arranged at one end of the moving plate, and the T-shaped sliding block is in sliding fit with the inner wall of the limit groove.

Preferably, the transmission assembly comprises a motor, the motor is fixedly arranged at the upper end of one of the fixed rods, the output end of the motor penetrates through the fixed rod and is connected with an adjusting rod, the outer wall of the adjusting rod is in a ring-shaped structure, an adjusting groove is formed in the outer wall of the adjusting rod, and the inner wall of the adjusting groove is fixedly matched with a guide rod at one end of the moving plate in a sliding mode.

Preferably, the winding assembly comprises a winding rod, the winding rod is rotationally connected with the inner wall of the U-shaped frame, one end of the winding rod penetrates through the U-shaped frame and is fixedly sleeved with a worm wheel, and the worm wheel is meshed with a worm for transmission.

Preferably, the fixed slot has been seted up to the rolling pole middle part outer wall, the fixed slot is inside to be equipped with splint, the rolling pole top surface runs through threaded connection and has the fastener, the fastener lower extreme passes the rolling pole and extends to the fixed slot inside and be connected fixedly with splint top surface.

Preferably, one end of the rotating rod is fixedly connected with the top surface of the moving plate, and the other end of the rotating rod is internally connected with a limiting frame in a threaded manner.

3. Advantageous effects

Compared with the prior art, the invention has the advantages that:

1. Through setting up the rolling subassembly, coil up the abrasive paper on the dwang, then put into the fixed slot of rolling pole with the free end of abrasive paper, then rotate the fastener, make the fastener drive splint, make splint fix the other end of abrasive paper in the fixed slot, then can drive meshing worm wheel rotation when worm rotates, make the worm wheel drive the rolling pole and rotate, when polishing, can slowly roll up used abrasive paper, pull out unused abrasive paper slowly, make abrasive paper that grinds flat remove, new abrasive paper can contact with the motor shaft again, polish the motor shaft, make abrasive paper need not frequent change, reduce the change number of times, make the work efficiency of device improve greatly.

2. Through setting up drive assembly, utilize the motor to drive the regulation pole and rotate, owing to set up the adjustment tank on the regulation pole, the guide arm can be left and right reciprocating motion under the drive of adjustment tank to make the movable plate follow left and right reciprocating motion, T type slider on the movable plate can slide in the spacing inslot, make abrasive paper on the movable plate can reciprocate left and right movement, polish at the outer wall of motor shaft, improved the effect of polishing.

3. Through setting up the regulating wheel, through setting up the drive tooth that has the spring in the regulating wheel, when the movable plate moved to the right side, the drive tooth can carry out the joint with the meshing groove in the regulating plate for the regulating wheel can rotate, thereby make worm drive rolling subassembly carry out the rolling, then when the movable plate moved to the left side, the drive tooth can be retrieved in the standing groove, carry out the joint with the meshing groove, make the regulating wheel can not rotate, thereby make rolling subassembly can intermittent type carry out the rolling, make abrasive paper can polish fully, prevent abrasive paper not obtain the waste that make full use of led to, through setting up the spacing, be convenient for change abrasive paper.

4. Through setting up electro-magnet and magnet on standing groove and drive tooth, under the magnetic force adsorption, the time of polishing of abrasive paper is adjusted to the in-process that slides at the movable plate to can further control the time interval that the rolling subassembly rotated rolling abrasive paper through changing electro-magnet power on time length, in order to adapt to the condition of different motor shafts, improve the utilization ratio of abrasive paper, reduce the repair cost of polishing.

Drawings

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

FIG. 2 is a schematic view of the rear side of the structure on the support base of the present invention;

FIG. 3 is a schematic diagram of the left side of the structure of the moving plate and the transmission assembly of the present invention;

FIG. 4 is a front side exploded view of the adjustment wheel and adjustment plate of the present invention;

FIG. 5 is a front side exploded view of the winding assembly of the present invention;

FIG. 6 is a left side expanded view of the rotary lever structure of the present invention;

The reference numerals in the figures illustrate: 1. a body; 2. a support base; 3. a fixed rod; 4. a moving plate; 5. an adjusting plate; 6. a transmission assembly; 7. a U-shaped frame; 8. a winding assembly; 9. a connecting plate; 10. a worm; 11. an adjusting wheel; 12. a rotating lever; 13. sand paper; 501. a meshing groove; 502. a limit groove; 401. a T-shaped slider; 402. a guide rod; 601. a motor; 602. an adjusting rod; 603. an adjustment tank; 1101. a placement groove; 1102. a drive tooth; 1103. a spring; 801. a winding rod; 802. a worm wheel; 803. a fixing groove; 804. a clamping plate; 1201. and a limiting frame.

Detailed Description

Referring to FIGS. 1-6, the present invention provides an embodiment of:

The utility model provides a polishing device for motor shaft restoration, including organism 1, as shown in fig. 1 and 2, organism 1 top sliding connection has supporting seat 2, supporting seat 2 top surface four corners department has all set firmly dead lever 3, the supporting seat 2 top is equipped with movable plate 4, movable plate 4 rear side is equipped with regulating plate 5, movable plate 4 front side is equipped with drive assembly 6, movable plate 4 rear end top surface has set firmly U type frame 7, U type frame 7 upper end inside is equipped with rolling subassembly 8,U type frame 7 left wall and has set firmly connecting plate 9, the middle part of connecting plate 9 runs through and is equipped with worm 10, regulating wheel 11 has been cup jointed to worm 10 lower extreme outer wall, movable plate 4 front end top is equipped with dwang 12, dwang 12 outer wall coiling has sand paper 13, sand paper 13 outer end is connected on rolling subassembly 8, organism 1 can fix the motor shaft. The left and right ends of the adjusting plate 5 are respectively and tightly fixed with the inner walls of the left and right fixing rods 3, the front wall of the upper end of the adjusting plate 5 is of a linear structure and is provided with a plurality of meshing grooves 501, the adjusting wheel 11 is in meshing transmission with the meshing grooves 501, the front wall of the lower end of the adjusting plate 5 is provided with a limiting groove 502, and the meshing grooves 501 enable the adjusting wheel 11 to rotate. The end face of the rear end of the moving plate 4 is fixedly provided with a T-shaped sliding block 401, the outer wall of the rear end of the T-shaped sliding block 401 is in sliding fit with the inner wall of the limiting groove 502, the end face of the front end of the moving plate 4 is fixedly provided with a guide rod 402, and the guide rod 402 enables the moving plate 4 to move in a left-right reciprocating mode.

In this embodiment, as shown in fig. 3, the transmission assembly 6 includes a motor 601, the motor 601 is fixedly disposed at the upper end of the fixed rod 3 at the left side of the front end, the output end of the motor 601 extends to the right side through the upper end of the fixed rod 3 and is connected with an adjusting rod 602, an adjusting groove 603 is formed in the outer wall of the adjusting rod 602 in a ring-shaped structure, the inner wall of the adjusting groove 603 is slidably matched with the outer wall of the front end of the guide rod 402, and the adjusting groove 603 enables the moving plate 4 to move. Other structures, such as a slide rail, which can push the moving plate 4 to reciprocate, may be used.

Under this kind of technical scheme, when polishing the restoration to the motor shaft, fix the motor shaft on organism 1, promote supporting seat 2 and make the rough face in sand paper 13 bottom surface and the upper surface contact of motor shaft, utilize motor 601 to drive regulation pole 602 and rotate, because the drive of the adjustment groove 603 of seting up on regulation pole 602 down guide arm 402 can do left and right reciprocating motion, thereby make the movable plate 4 follow left and right reciprocating motion, T type slider 401 on the movable plate 4 can slide in spacing groove 502, make sand paper 13 on the movable plate 4 can reciprocate left and right, polish at the outer wall of motor shaft. Meanwhile, the adjusting wheel 11 can rotate through the meshing transmission of the adjusting wheel 11 and the meshing groove 501, so that the worm 10 drives the rolling assembly 8 to roll, namely, used sand paper 13 can be slowly rolled while a transmission shaft is polished, the polished sand paper 13 is removed, a new sand paper 13 can be contacted with a motor shaft again, and the sand paper 13 can be polished fully.

In this embodiment, the transmission component for driving the winding component 8 to rotate is not limited to worm gear transmission, but may be other mechanisms capable of realizing reversing transmission, such as bevel gear transmission, etc.

In the above embodiment, the rolling assembly 8 moves synchronously with the moving plate 4, so that the sand paper 13 is rolled and removed without being fully utilized, and for this reason, the adjusting wheel 11 is further designed in a refinement manner in the above embodiment, so that the rolling assembly 8 can roll intermittently:

As shown in fig. 4, the outer wall of the adjusting wheel 11 is in a ring-shaped structure, a plurality of holding grooves 1101 are formed in the outer wall of the adjusting wheel 11, a driving tooth 1102 is hinged in the holding grooves 1101 through a pin shaft, the outer ends of the driving teeth 1102 are movably clamped with the meshing grooves 501, the inner end side walls of the driving teeth 1102 are fixedly connected with the inner wall of the holding grooves 1101 through springs 1103, and the driving teeth 1102 with the springs 1103 can be intermittently clamped with the meshing grooves 501.

Under this kind of technical scheme, through setting up the drive tooth 1102 that has the spring 1103 in adjusting wheel 11, when movable plate 4 moves to the right side, drive tooth 1102 can carry out the joint with the meshing groove 501 in the adjusting plate 5 for adjusting wheel 11 can rotate, thereby make worm 10 drive rolling subassembly 8 and roll, when polishing, can slowly roll up used abrasive paper 13, when movable plate 4 moves to the left side, drive tooth 1102 can retrieve in standing groove 1101, do not carry out the joint with meshing groove 501, make adjusting wheel 11 can not rotate, thereby make rolling subassembly 8 can intermittently roll, make abrasive paper 13 can polish fully.

In order to guarantee that sand paper 13 can fixed connection on rolling subassembly 8, design rolling subassembly 8, as shown in fig. 5, rolling subassembly 8 includes rolling pole 801, both ends are rotated with U type frame 7 inner wall respectively about rolling pole 801, rolling pole 801 left end outer wall passes U type frame 7 left side inner wall and extends to outside and cup joint worm wheel 802, worm wheel 802 and worm 10 meshing transmission, fixed slot 803 has been seted up to rolling pole 801 middle part outer wall, fixed slot 803 upside inside is equipped with splint 804, rolling pole 801 right-hand member top surface penetration thread connection has the fastener, the fastener lower extreme passes rolling pole 801 right-hand member outer wall and extends to inside and be connected fixedly with splint 804 top surface, rolling subassembly 8 plays the sand paper 13 that will use and rolls, play the change effect.

In addition, as shown in fig. 6, the right end of the rotating rod 12 is fixedly connected with the top surface of the moving plate 4 through a fixed seat, the right end of the rotating rod 12 is rotationally connected with the fixed seat, a limiting frame 1201 is in threaded connection with the left end of the rotating rod 12, and the limiting frame 1201 is used for fixing the sand paper 13 and simultaneously facilitating the addition of the sand paper 13.

Considering that the conditions of motor shafts needing polishing repair are different, for motor shafts with cleaner surfaces, the sand paper 13 does not need to be replaced frequently in the polishing process, if the same sand paper 13 replacement frequency is adopted for all motor shafts, the sand paper 13 is wasted, and the polishing repair cost is increased. To this end, the invention proposes a further preferred embodiment on the basis of the above-described embodiment:

an electromagnet and a magnet are respectively arranged in the placing groove 1101 and on the driving teeth 1102, and the placing groove 1101 and the driving teeth 1102 are tightened through magnetic attraction.

Under this kind of technical scheme, make it have magnetism through controlling the electro-magnet circular telegram, under the effect of electro-magnet and magnet magnetism absorption, the transmission tooth 1102 takes place to rotate and take in inside the standing groove 1101, at this moment, in the slip in-process of movable plate 4, the transmission tooth 1102 no longer with meshing groove 501 joint for regulating wheel 11 can not rotate, so alright extension abrasive paper 13's time of polishing makes abrasive paper 13 can polish fully. The time interval for rolling the sand paper 13 by rotating the rolling assembly 8 can be further controlled by changing the electrifying time of the electromagnet through the controller so as to adapt to the conditions of different motor shafts, improve the utilization rate of the sand paper 13 and reduce the polishing repair cost.

Claims

1. The utility model provides a motor shaft is restoreed and is used grinding device, includes organism, its characterized in that:

the support seat is arranged above the machine body in a sliding manner;

the moving plate is arranged above the supporting seat in a sliding manner;

The adjusting plate and the transmission assembly are respectively and movably arranged at two sides of the moving plate and are used for driving and limiting the reciprocating sliding of the moving plate in a single direction;

The rolling component and the rotating rod are arranged above the moving plate and are separated from the two sides of the moving plate, the outer wall of the rotating rod is wound with sand paper, and the outer end of the sand paper is connected to the rolling component;

the meshing groove is formed in one side, close to the moving plate, of the adjusting plate, and an adjusting wheel in meshing transmission with the meshing groove is arranged on one side of the moving plate and is in transmission connection with the winding assembly;

The top of one side of the moving plate is fixedly provided with a U-shaped frame, a winding component is arranged in the upper end of the U-shaped frame, one side of the U-shaped frame is rotatably provided with a worm which is meshed with the winding component for transmission, and the outer wall of one end of the worm is sleeved with an adjusting wheel;

when the movable plate slides back and forth along the adjusting plate and the transmission assembly, the adjusting wheel rotates along with the adjusting plate to enable the winding assembly to rotate and wind.

2. The motor shaft repair polishing apparatus as set forth in claim 1, wherein: the adjusting plate and the transmission assembly are fixedly arranged above the supporting seat through a plurality of fixing rods, a limit groove is formed in one side wall of the adjusting plate, a T-shaped sliding block is fixedly arranged at one end of the moving plate, and the T-shaped sliding block is in sliding fit with the inner wall of the limit groove.

3. The polishing device for repairing a motor shaft according to claim 2, wherein: the transmission assembly comprises a motor, the motor is fixedly arranged at the upper end of one of the fixing rods, the output end of the motor penetrates through the fixing rod and is connected with an adjusting rod, an adjusting groove is formed in the outer wall of the adjusting rod in a ring-shaped structure, and the inner wall of the adjusting groove is fixedly matched with one end of the moving plate in a sliding mode.

4. The motor shaft repair polishing apparatus as set forth in claim 1, wherein: the winding assembly comprises a winding rod, the winding rod is rotationally connected with the inner wall of the U-shaped frame, one end of the winding rod penetrates through the U-shaped frame and is fixedly sleeved with a worm wheel, and the worm wheel is in meshed transmission with a worm.

5. The motor shaft repair polishing apparatus as set forth in claim 4, wherein: the fixed slot has been seted up to the rolling pole middle part outer wall, the fixed slot is inside to be equipped with splint, the rolling pole top surface runs through threaded connection and has the fastener, the fastener lower extreme passes the rolling pole and extends to the fixed slot inside and be connected fixedly with splint top surface.

6. The motor shaft repair polishing apparatus as set forth in claim 1, wherein: one end of the rotating rod is fixedly connected with the top surface of the moving plate, and the other end of the rotating rod is internally connected with a limiting frame in a threaded manner.