CN215968180U - Grinding device for carbon brush of generator - Google Patents
Grinding device for carbon brush of generator Download PDFInfo
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- CN215968180U CN215968180U CN202122490941.6U CN202122490941U CN215968180U CN 215968180 U CN215968180 U CN 215968180U CN 202122490941 U CN202122490941 U CN 202122490941U CN 215968180 U CN215968180 U CN 215968180U
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- carbon brush
- grinding device
- sliding block
- sliding
- grinding
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Abstract
The utility model discloses a grinding device for a carbon brush of a generator, and belongs to the technical field of carbon brush grinding. A grinding device for a carbon brush of a generator comprises a base, wherein a support is arranged above the base, a grinding roller is arranged on the inner side of the support, a carbon brush holder is arranged on the inner side of the support, and the carbon brush holder is positioned above the grinding roller; the support is provided with a sliding groove, and two ends of the carbon brush holder are arranged in the sliding groove to slide. According to the utility model, the distance between the carbon brush holder and the grinding roller can be adjusted, so that carbon brushes with more specifications can be ground.
Description
Technical Field
The utility model relates to the technical field of carbon brush grinding, in particular to a grinding device for a carbon brush of a generator.
Background
Carbon brushes, as a sliding contact, are mainly made of graphite, impregnated graphite, metal (copper-containing, silver-containing) graphite, and the like; is a device for transferring energy between a fixed part and a rotating part of a generator. In the large-scale generator, because of large exciting current, large slip ring diameter and high circumferential linear speed, in actual operation, the contact area between the collecting ring and the carbon brush does not reach the standard due to carbon brush loss, and the large-scale generator generates heat and strikes sparks; when the power is serious, electric arc can be caused, the brush frame and the collecting ring are burnt, and the generator stops in a fault. The operation and maintenance work of the collector ring and the carbon brush of the generator is particularly important.
At present, the maintenance workload for the carbon brush of the generator is large. The grinding operation of the carbon brush is complex, the precision of the grinding contact surface is not easy to control, and the asymmetric processing is more troublesome; resulting in high labor intensity and low working efficiency.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the problems that the grinding operation of a carbon brush of a generator is complex, the precision is difficult to control and the efficiency is low in the prior art, and provides a grinding device for the carbon brush of the generator.
In order to achieve the purpose, the utility model adopts the following technical scheme:
a grinding device for a carbon brush of a generator comprises a base, wherein a support is arranged above the base, a grinding roller is arranged on the inner side of the support, a carbon brush holder is arranged on the inner side of the support, and the carbon brush holder is positioned above the grinding roller;
the support is provided with a sliding groove, and two ends of the carbon brush holder are arranged in the sliding groove to slide.
Preferably, the carbon brush holder comprises a carbon brush clamping assembly, a connecting column and a sliding block:
the connecting columns are arranged on two sides of the carbon brush clamping assembly and inserted into the sliding blocks;
the sliding block is arranged in the sliding groove to slide.
Preferably, a position adjusting component is arranged at the top end of the sliding block.
Preferably, the position adjusting part consists of a screw and a limiting ring;
the screw penetrates through the top of the bracket and enters the chute, and the screw is in threaded connection with the bracket;
the lower end of the screw rod is rotatably connected with the sliding block through a limiting ring.
Preferably, the top end of the connecting column is provided with an indicating arrow, and the surface of the slider on the outer ring side of the connecting column is provided with an angle scale.
Preferably, the spliced pole pierces through to the outside surface of slider and has seted up the triangle breach, the surface of slider is provided with the sliding pin, the bottom card of sliding pin is gone into in the triangle breach.
Preferably, an ash collecting box is arranged above the base, and the ash collecting box is arranged below the grinding roller.
Preferably, heightening baffles are inserted into two sides above the ash collecting box.
Compared with the prior art, the utility model provides a grinding device for a carbon brush of a generator, which has the following beneficial effects:
1. according to the utility model, the distance between the carbon brush holder and the grinding roller can be adjusted, so that carbon brushes with more specifications can be ground; set up position control part to slider adjustment, fixed, realize accurate control, and be more convenient for carry out the batch grinding operation, raise the efficiency.
2. According to the utility model, the limit ring is arranged, so that the grinding depth can be controlled.
3. According to the utility model, the arrow is indicated to be matched with the angle scale, the angle is controlled, and the precision and the reliability are ensured; the triangular notch is matched with the sliding pin to lock the rotating angle of the carbon brush holder, so that batch operation is facilitated; the sliding pin is locked by gravity, other auxiliary components are not needed, and the locking device is convenient and efficient.
4. According to the utility model, the dust collecting box is arranged to collect scraps and dust, so that the pollution to the working environment is reduced; the baffle is heightened, so that the collecting effect is further improved; the heightening baffle is detachably mounted, and is convenient to operate and use.
The distance between the carbon brush frame and the grinding roller can be adjusted for grinding carbon brushes with more specifications; a position adjusting component is arranged, so that the efficiency is improved; a limiting ring is arranged to realize the control of the grinding depth; the indication arrow is matched with an angle scale, so that the precision and the reliability are ensured; the rotating angle of the carbon brush holder is locked, so that the batch operation is facilitated; the dust collecting box is arranged to collect the debris and the dust, so that the pollution to the working environment is reduced; the collecting effect is further improved by heightening the baffle; heightening the baffle, dismounting and mounting, convenient operation and convenient use.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of a carbon brush holder;
FIG. 3 is a schematic top view of the present invention;
FIG. 4 is a schematic front view of the present invention;
FIG. 5 is a schematic diagram of the right view structure of the present invention;
FIG. 6 is an enlarged schematic view of the structure at A in FIG. 5;
FIG. 7 is a partial right-view structural diagram of the second embodiment;
FIG. 8 is an enlarged view of the structure at B in FIG. 7;
FIG. 9 is a partial right-view structural diagram of the third embodiment;
FIG. 10 is an enlarged schematic view of FIG. 9 at C;
FIG. 11 is a schematic structural view according to a fourth embodiment;
fig. 12 is a schematic structural view of the fifth embodiment.
In the figure: 1. a base; 2. a support; 3. a grinding roller; 4. a carbon brush holder; 401. a carbon brush clamping assembly; 402. connecting columns; 403. a slider; 5. a chute; 6. a position adjusting member; 601. a screw; 602. a limiting ring; 7. an arrow is indicated; 8. an angle scale; 9. a triangular notch; 10. a slide pin; 11. a dust collecting box; 12. heightening the baffle.
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.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
The first embodiment is as follows:
referring to fig. 1-6, a grinding device for carbon brushes of a generator comprises a base 1, a support 2 is arranged above the base 1, and the support 2 is composed of two symmetrical parts; the support 2 is arranged to be of a lower triangular structure and an upper vertical plate structure, so that the bearing capacity and stability of the support 2 are improved; a grinding roller 3 is arranged on the inner side of the bracket 2, the grinding roller 3 is of a hollow cylinder structure, rotating shafts are arranged on two sides of the cylinder, and the grinding roller is inserted into the bracket 2 to rotate; a rotary handle is arranged at the top end of the rotating shaft on one side of the rotary shaft, or the motor is used for driving, and is used for providing power input; the outer wall of the grinding roller 3 is coated with sand paper, so that the grinding roller is convenient to replace and is used continuously.
A carbon brush holder 4 is arranged on the inner side of the bracket 2, and the carbon brush holder 4 is positioned above the grinding roller 3; the carbon brush to be polished is mounted on a carbon brush holder 4, and is polished by a polishing roller 3.
The bracket 2 is provided with a sliding chute 5, and the sliding chute 5 is arranged at the upper part of the bracket 2 and penetrates from the outer side to the inner side of the sliding chute 5; the path direction of the sliding chute 5 is vertically arranged; the two ends of the carbon brush holder 4 are arranged in the sliding grooves 5 to slide.
The distance between the carbon brush holder 4 and the grinding roller 3 can be adjusted by matching the chute 5 with the carbon brush holder 4; therefore, the carbon brush grinding tool can be used for grinding carbon brushes with more specifications.
The carbon brush holder 4 is composed of a carbon brush clamping assembly 401, a connecting column 402 and a sliding block 403.
Specifically, the connecting columns 402 are arranged on two sides of the carbon brush clamping assembly 401 and inserted into the sliding blocks 403; the slider 403 is arranged to slide in the slide groove 5.
Further, in some embodiments, the top end of the slider 403 is provided with a position adjusting member 6.
The position of the sliding block 403 is adjusted and fixed through the position adjusting part 6, so that accurate control is realized, and batch grinding operation is more convenient; when the carbon brush grinding machine is used for grinding carbon brushes of the same specification, the height is fixed, batch operation can be carried out, and the efficiency is further improved.
Wherein, in some embodiments, the position adjusting part 6 is composed of a screw 601 and a spacing ring 602.
Specifically, a threaded hole is formed in the upper top surface of the support 2, a screw 601 penetrates through the top of the support 2 and enters the chute 5, and the screw 601 is in threaded connection with the support 2; the lower end of the screw 601 is rotatably connected with the slide block 403 through a limit ring 602.
For the connection form of the screw 601 and the sliding block 403, in some embodiments, a U-shaped structure is arranged on the upper part of the sliding block 403, and the opening of the U-shaped structure faces downwards; the top of the U-shaped structure is provided with a hole, and the hole diameter of the hole is slightly larger than the diameter of the screw 601 so as to allow the screw 601 to penetrate through the hole; a limiting ring 602 is arranged at the bottom end of the screw 601 to limit the screw 601 to be drawn out and provide a lifting supporting force for the slide block 403 to move upwards.
Further, in some embodiments, a second stop collar 602 is mounted at a position above the top of the U-shaped structure at the threaded rod 601; by adjusting the distance between the second limiting ring 602 and the top of the sliding block 403, a controllable descending distance of the carbon brush grinding process can be correspondingly generated. Wherein the controllable descent distance is no greater than the internal height of the U-shaped structure at maximum.
If the depth of the carbon brush to be ground is a, the distance between the second limiting ring 602 and the top of the slider 403 is adjusted to be a; after the carbon brush is installed in an initial state, the lower side surface of the carbon brush is contacted with the grinding roller 3, so that the sliding block 403 is jacked up; the upper top surface of the sliding block 403 contacts with the lower bottom surface of the second limit ring 602; meanwhile, the distance between the upper top surface of the first limit ring 602 positioned at the bottom end of the screw 601 and the top surface of the slide block 403 is a; accordingly, the distance a cannot be greater than the internal height of the U-shaped structure.
In the grinding process, along with the generation of grinding amount, the sliding block 403 gradually descends until the top surface of the limiting ring 602 at the bottom end of the screw 601 is contacted with the inner top surface of the U-shaped structure, and the descending position of the limiting ring is limited; thus, the control of the grinding depth is accomplished.
Example two:
referring to fig. 7-8, the difference from the first embodiment is that the top end of the connecting column 402 is provided with an indication arrow 7, and the surface of the slider 403 on the outer ring side of the connecting column 402 is provided with an angle scale 8.
The connecting column 402 is inserted in the sliding block 403 and can rotate; when one side of the bottom surface of the carbon brush needs to be ground, the carbon brush clamping assembly 401 is rotated to adjust; correspondingly, the connecting column 402 is driven to rotate; the indication arrow 7 is matched with the angle scale 8, so that the accurate control of the angle is realized, and the grinding precision and reliability are further ensured.
Example three:
referring to fig. 9-10, the difference from the second embodiment is that a triangular notch 9 is further formed on the outer surface of the connecting post 402 penetrating to the outside of the slider 403, and the triangular notch 9 is disposed in a surrounding manner; the setting can be one week or a section of area according to specific requirements.
The outer surface of the sliding block 403 is provided with a matched sliding pin 10; the sliding pin 10 is inserted into a sleeve connected to the outer surface of the slider 403 to slide in the vertical direction; the bottom end of the sliding pin 10 is clipped into the triangular notch 9.
The triangular notch 9 is arranged and matched with the sliding pin 10, so that the rotating angle of the carbon brush holder 4 can be locked, and batch operation is facilitated; meanwhile, the vertically arranged sliding pin 10 is locked by gravity, other auxiliary components are not needed, and the locking device is convenient and efficient.
Example four:
referring to fig. 11, the difference from the first embodiment is that an ash collecting box 11 is disposed above the base 1, and the ash collecting box 11 is disposed below the grinding roller 3.
In the grinding process, some scraps and dust can be generated and collected through the dust collecting box 11, so that the pollution to the working environment is reduced.
The height and distance of the baffle of the ash collecting box 11 are noted so that the ash collecting box can smoothly come in and go out below the grinding roller 3.
Example five:
referring to fig. 12, the difference from the fourth embodiment is that heightening baffles 12 are inserted into two sides above the ash collecting box 11; to further collect the debris and dust generated in the grinding work; and the detachable installation is convenient for use.
Wherein, the lower part of the heightening baffle 12 is arranged in a clamping plate mode protruding out of the side surface, the ash collecting box 11 is clamped, and the installation can be completed, and the operation is convenient.
In the utility model, the distance between the carbon brush holder 4 and the grinding roller 3 can be adjusted to polish carbon brushes with more specifications; the position adjusting part 6 is arranged to adjust and fix the sliding block 403, so that accurate control is realized, batch grinding operation is more convenient, and the efficiency is improved; a limiting ring 602 is arranged to realize the control of the grinding depth; an indication arrow 7 is matched with an angle scale 8 to control the angle, so that the grinding precision and reliability are ensured; the triangular notch 9 is matched with the sliding pin 10 to lock the rotating angle of the carbon brush holder 4, so that batch operation is facilitated; the sliding pin 10 is locked by gravity, auxiliary parts are not needed, and the locking device is convenient and efficient; the dust collecting box 11 is arranged to collect the debris and the dust, so that the pollution to the working environment is reduced; the baffle 12 is heightened, so that the collecting effect is further improved; the heightening baffle 12 is detachably mounted, and is convenient to operate and use.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (8)
1. A grinding device for a carbon brush of a generator comprises a base (1) and is characterized in that a support (2) is arranged above the base (1), a grinding roller (3) is arranged on the inner side of the support (2), a carbon brush holder (4) is arranged on the inner side of the support (2), and the carbon brush holder (4) is positioned above the grinding roller (3);
the support (2) is provided with a sliding groove (5), and two ends of the carbon brush holder (4) are arranged in the sliding groove (5) in a sliding mode.
2. The carbon brush grinding device for the generator according to claim 1, wherein the carbon brush holder (4) is composed of a carbon brush clamping assembly (401), a connecting column (402) and a sliding block (403):
the connecting columns (402) are arranged on two sides of the carbon brush clamping assembly (401) and inserted into the sliding blocks (403);
the sliding block (403) is arranged in the sliding groove (5) to slide.
3. The carbon brush grinding device for the generator as claimed in claim 2, characterized in that a position adjusting component (6) is arranged at the top end of the sliding block (403).
4. The carbon brush grinding device for the generator according to claim 3, wherein the position adjusting part (6) is composed of a screw rod (601) and a limiting ring (602);
the screw (601) penetrates through the top of the bracket (2) and enters the chute (5), and the screw (601) is in threaded connection with the bracket (2);
the lower end of the screw rod (601) is rotatably connected with the sliding block (403) through a limiting ring (602).
5. The carbon brush grinding device for the generator according to claim 2, wherein an indication arrow (7) is arranged at the top end of the connecting column (402), and an angle scale (8) is arranged on the surface of the sliding block (403) on the outer ring side of the connecting column (402).
6. The carbon brush grinding device for the generator according to claim 5, wherein the outer surface of the connecting column (402) penetrating to the outside of the sliding block (403) is provided with a triangular notch (9), the outer surface of the sliding block (403) is provided with a sliding pin (10), and the bottom end of the sliding pin (10) is clamped in the triangular notch (9).
7. The carbon brush grinding device for the generator according to claim 1, wherein a dust collection box (11) is arranged above the base (1), and the dust collection box (11) is arranged below the grinding roller (3).
8. The carbon brush grinding device for the generator as claimed in claim 7, wherein heightened baffles (12) are inserted into two sides above the ash collecting box (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122490941.6U CN215968180U (en) | 2021-10-16 | 2021-10-16 | Grinding device for carbon brush of generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122490941.6U CN215968180U (en) | 2021-10-16 | 2021-10-16 | Grinding device for carbon brush of generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215968180U true CN215968180U (en) | 2022-03-08 |
Family
ID=80511834
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122490941.6U Active CN215968180U (en) | 2021-10-16 | 2021-10-16 | Grinding device for carbon brush of generator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215968180U (en) |
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2021
- 2021-10-16 CN CN202122490941.6U patent/CN215968180U/en active Active
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