CN220446037U - Motor set carbon brush grinding equipment - Google Patents

Abstract

The utility model discloses motor unit carbon brush grinding equipment which comprises a first support ring and a second support ring, wherein a grinding ring is arranged between the first support ring and the second support ring in a sliding manner through guide rails, metallographic sand paper is arranged on the inner cambered surface of the grinding ring, a group of guide rail blocks are arranged on two opposite end surfaces of inner cavities of the first support ring and the second support ring, a carbon brush fixing frame is horizontally arranged between one group of guide rail blocks, guide rail square grooves are arranged at two ends of the carbon brush fixing frame, a plurality of handles which are symmetrical along the center are arranged on the outer circumferential surface of the grinding ring, L-shaped blocks are symmetrically arranged at two ends of the circumferential surface of the first support ring, L-shaped plates are symmetrically arranged at two ends of the circumferential surface of the second support ring, and slots are formed in the end surfaces of the L-shaped blocks. The utility model can correct the traditional manual grinding posture, is attached to the inner cambered surfaces of the first support ring and the second support ring, grasps the correct grinding skill and has simple operation.

Description

Motor set carbon brush grinding equipment

Technical Field

The utility model relates to the technical field of motor unit carbon brushes, in particular to motor unit carbon brush grinding equipment.

Background

The engine carbon brush is a part of an automobile engine for generating electric power transmission energy to a starter motor and electronic equipment. Its main function is to clean the spark plug electrodes to ensure proper operation of the engine. When the carbon brush is excessively worn, the best solution is to grind it.

Currently, the most common method is manual grinding. Manual grinding is the safest and most economical method, but needs to master the correct skill, otherwise, the contact resistance between the carbon brush and the collecting ring is larger, the carbon brush is small in shunt, the residual carbon brush of the same brush holder is large in shunt and even exceeds the rated current of the carbon brush, the temperature of the carbon brush body and the slip ring is over-high, so that the metal fatigue and the color of the slip ring and the constant voltage spring are blackened, the fire risk is greatly increased, and the serious safety accident of ring fire of the carbon brush of the generator occurs.

Disclosure of Invention

The utility model aims to provide carbon brush grinding equipment of a motor unit, which is used for solving the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a motor unit carbon brush grinding equipment, includes first support ring and second support ring, first support ring with the close terminal surface of second support ring all is provided with annular guide rail groove, and the guide rail slides between the annular guide rail groove of both sides and is provided with the ring that polishes, the both ends of polishing the ring respectively with the annular guide rail groove that first support ring and second support ring terminal surface were seted up coincide and be provided with annular guide rail piece, the intrados of polishing the ring is provided with metallographic abrasive paper, first support ring with the inner chamber of second support ring is provided with a set of guide rail piece on two opposite terminal surfaces, a set of the level is provided with the carbon brush mount between the guide rail piece, the both ends of carbon brush mount are provided with the guide rail square groove, the outer peripheral face of polishing the ring is provided with a plurality of handles along central symmetry, the peripheral face both ends symmetry of first support ring is provided with L type piece, the peripheral face both ends symmetry of second support ring is provided with L type piece, the terminal surface of L type piece is provided with the slot.

Preferably, the carbon brush fixing frame is provided with a plurality of specifications.

Preferably, a locating pin is arranged at one end of the inner cavity of the slot in an opening manner, and the inner end of the locating pin penetrates through the outer end face of the L-shaped block and extends to the inside to be abutted with the L-shaped plate.

Preferably, the lower ends of the peripheral surfaces of the first support ring and the second support ring are symmetrically provided with support legs.

Preferably, the sanding ring is provided with a plurality of gauges.

Preferably, the polishing ring is operated by manual rotation.

Preferably, the structure of the first support ring and the second support ring combination is similar to the shape of a collector ring.

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

according to the utility model, the first support ring and the second support ring are arranged, when the inner spaces of the first support ring and the second support ring are subjected to grinding operation, dust generated by grinding can be collected, and the later cleaning procedure is simplified;

the polishing ring and the carbon brush fixing frame are also arranged, the inner shape of the similar collector ring formed by the first support ring and the second support ring can be utilized to correct the traditional manual polishing posture, and the polishing ring is attached to the inner cambered surfaces of the first support ring and the second support ring, so that the correct polishing skill is mastered, and the operation is simple.

Drawings

FIG. 1 is a perspective view of the present utility model at a first view;

FIG. 2 is a perspective view of the second view of the present utility model;

fig. 3 is a perspective view of the third view of the whole structure of the present utility model.

In the figure: 1. a first support ring; 2. a second support ring; 3. an annular guide rail groove; 4. polishing the ring; 5. a circular guide rail block; 6. metallographic abrasive paper; 7. a guide rail block; 8. a carbon brush fixing frame; 9. a guide rail square groove; 10. a handle; 11. an L-shaped block; 12. an L-shaped plate; 13. a slot; 14. and (5) positioning pins.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, the present utility model provides a technical solution: the utility model provides a motor unit carbon brush grinding device, including first supporting ring 1 and second supporting ring 2, annular guide rail groove 3 has all been seted up to the nearly terminal surface of first supporting ring 1 and second supporting ring 2, guide rail sliding connection has the ring of polishing 4 between annular guide rail groove 3 in both sides, annular guide rail piece 5 is installed to the both ends of ring of polishing 4 coincide with annular guide rail groove 3 that first supporting ring 1 and second supporting ring 2 terminal surface were seted up respectively, annular guide rail piece 5 rotates in annular guide rail groove 3 inside groove, the intrados of ring of polishing 4 can dismantle and install metallographic sand paper 6, a set of guide rail piece 7 is installed to the inner chamber opposite terminal surfaces of first supporting ring 1 and second supporting ring 2, the horizontal slip combination has carbon brush mount 8 between a set of guide rail piece 7, guide rail square groove 9 has all been seted up at the both ends of mount 8, the outer peripheral face of ring of polishing 4 installs a plurality of handles 10 along central symmetry, L type piece 11 is installed in the both ends symmetry welding of peripheral face of first supporting ring 1, L type piece 11's terminal surface both ends of second supporting ring 2 are installed in the symmetry, the slot 13 is equipped with the slot 13 and L type piece 11 is identical with L12.

The carbon brush fixing frame 8 is provided with a plurality of specifications and can be used for placing carbon brushes of a plurality of specifications; a locating pin 14 is inserted and positioned at one end of the inner cavity of the slot 13 in an opening way, and the inner end of the locating pin 14 penetrates through the outer end face of the L-shaped block 11 to extend to the inside to be abutted with the L-shaped plate 12; support legs are symmetrically arranged at the lower ends of the peripheral surfaces of the first support ring 1 and the second support ring 2; the polishing ring 4 is provided with a plurality of specifications, and the corresponding polishing ring 4 can be selected according to carbon brushes with the plurality of specifications; the operation mode of the grinding ring 4 adopts manual rotation; the combined structure of the first support ring 1 and the second support ring 2 resembles a slip ring shape.

Working principle: when the novel carbon brush grinding device is used, firstly, carbon brushes to be processed are placed in the inner groove of the top surface of the carbon brush fixing frame 8, then, through the two guide rail blocks 7 which are oppositely arranged on the inner peripheral surfaces of the first support ring 1 and the second support ring 2, the carbon brush fixing frame 8 is combined in a sliding mode and is arranged in the inner space of the first support ring 1 and the second support ring 2, the upper surfaces of the fixed carbon brushes are contacted with metallographic sand paper 6, then, the grinding ring 4 is combined and fixed on the end surfaces close to the first support ring 1 and the second support ring 2, afterwards, the handle 10 is used for rotating the grinding ring 4 to grind the contact part of the surfaces of the carbon brushes and the metallographic sand paper 6, and meanwhile, ground dust can fall into the first support ring 1 and the second support ring 2, so that later cleaning is convenient, and the novel carbon brush grinding device has the advantages of being simple to operate, convenient to use and good in use effect.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. The utility model provides a motor group carbon brush grinding equipment, includes first support ring (1) and second support ring (2), its characterized in that: the novel carbon brush grinding device is characterized in that annular guide rail grooves (3) are formed in the similar end faces of the first support ring (1) and the second support ring (2), a grinding ring (4) is arranged between the annular guide rail grooves (3) on two sides in a sliding mode, annular guide rail grooves (3) formed in the end faces of the first support ring (1) and the second support ring (2) are respectively arranged at two ends of the grinding ring (4) in an anastomotic mode, annular guide rail blocks (5) are arranged at two ends of the peripheral face of the first support ring (1) in a matched mode, metallographic sand paper (6) is arranged on the intrados of the grinding ring (4), a group of guide rail blocks (7) are arranged on two opposite end faces of an inner cavity of the first support ring (1) and the second support ring (2), carbon brushes (8) are horizontally arranged between the guide rail blocks (7), guide rail square grooves (9) are formed in two ends of the carbon brushes (8), a plurality of handles (10) which are symmetrical along the center are arranged on the outer peripheral face of the grinding ring (4), L-shaped blocks (11) are symmetrically arranged at two ends of the peripheral face of the first support ring (1), and two ends of the second support ring (2) are symmetrically arranged at two ends of the L-shaped blocks (12).

2. The motor group carbon brush grinding apparatus according to claim 1, characterized in that: the carbon brush fixing frame (8) is provided with a plurality of specifications.

3. The motor group carbon brush grinding apparatus according to claim 1, characterized in that: the inner cavity of the slot (13) is provided with a locating pin (14) at one end opening, and the inner end of the locating pin (14) penetrates through the outer end face of the L-shaped block (11) and extends to the inside to be abutted with the L-shaped plate (12).

4. The motor group carbon brush grinding apparatus according to claim 1, characterized in that: support legs are symmetrically arranged at the lower ends of the peripheral surfaces of the first support ring (1) and the second support ring (2).

5. The motor group carbon brush grinding apparatus according to claim 1, characterized in that: the polishing ring (4) is provided with a plurality of specifications.

6. The motor group carbon brush grinding apparatus according to claim 1, characterized in that: the polishing ring (4) is operated by manual rotation.

7. The motor group carbon brush grinding apparatus according to claim 1, characterized in that: the combined structure of the first support ring (1) and the second support ring (2) is similar to the shape of a collector ring.