CN212360493U - Series excited machine ball bearing - Google Patents

Abstract

The utility model discloses a series excited machine ball bearing, including outer lane and dust guard, one side middle part of outer lane is provided with the outer lane hole, and one side top of outer lane is provided with the track, one side distribution of outer lane has the inner circle, and the opposite side top of inner circle is provided with first embedded groove, orbital inside bottom mounting has the second embedded groove, and the outer wall laminating of second embedded groove has the stopper, the upper end of stopper is provided with the dust guard, orbital inside evenly distributed has the track road junction all around. This ball bearing sets up the track road junction, and the track mouth link up each other with orbital inside, and the size of track road junction and the size of stopper are mutually supported, and when the dust guard was installed to needs, align stopper and track mouth, make the stopper put into in the track mouth, because the track road junction link up each other with orbital inside, consequently can pass through the rotation with the stopper and change the position, prevent that the stopper from dropping by the track mouth, make the dust guard not reach dustproof effect.

Description

Series excited machine ball bearing

Technical Field

The utility model relates to a ball bearing technical field specifically is a series excited machine ball bearing.

Background

Ball bearing motors are nowadays a very special type of motor. Such motors typically consist of two ball bearings, the inner ring of which is connected to a conductive long shaft and the outer ring is connected to a low voltage but high current power supply. Such motors have another configuration with an insulating portion. The direction of rotation of the motor is determined by its initial direction of rotation.

When the ball bearing in the market is used, the retainers on the upper side and the lower side of a steel ball often appear, the connecting structure is unstable, the steel ball can slightly deviate when rotating, the ball bearing is used for a long time, and the dust-proof treatment is not carried out on the steel ball.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a series excited machine ball bearing to the ball bearing in use who proposes in solving above-mentioned background art, the holder of both sides about the steel ball appears, and connection structure is unstable, leads to the steel ball to take place slight skew when rotatory, and ball bearing uses for a long time, does not do the problem of dustproof processing to the steel ball.

In order to achieve the above object, the utility model provides a following technical scheme: a series motor ball bearing comprises an outer ring and a dust guard, wherein the middle part of one side of the outer ring is provided with an outer ring hole, a track is arranged at the top of one side of the outer ring, an inner ring is distributed at one side of the outer ring, a first embedded groove is arranged at the top end of the other side of the inner ring, a second embedded groove is fixed at the bottom end in the track, the outer wall of the second embedded groove is attached with a limiting block, the upper end of the limiting block is provided with a dust guard, the periphery of the inside of the track is uniformly distributed with track openings, the middle part of the other side of the inner ring is provided with an inner ring hole, and the outer wall of the inner ring hole is jointed with a steel ball, the upper side and the lower side of the steel ball are jointed with a retainer hole, and the left side and the right side of the retainer hole are provided with retainers, rivet holes are uniformly distributed in the retainer, rivets are attached to the outer walls of the rivet holes, and rivet covers are fixed at the top ends of the rivets.

Preferably, the sizes of the outer walls of the outer ring hole and the inner ring hole are matched with the sizes of the steel balls, and the outer ring hole and the inner ring hole are attached to the steel balls.

Preferably, the dust guard passes through the stopper and constitutes the embedding structure with the second embedded groove, and the dust guard is circular-arc distribution.

Preferably, the rail openings are uniformly distributed on the rail, and the rail openings are communicated with the inside of the rail.

Preferably, the two retainers are symmetrically distributed along the horizontal central axis of the steel ball.

Preferably, the rivet and the rivet hole are matched in size, and the rivet cover are fixedly connected.

Preferably, the steel balls are symmetrically distributed along the horizontal central axis of the outer ring, and eight steel balls are arranged.

Compared with the prior art, the beneficial effects of the utility model are that: this ball bearing sets up the track road junction, and the track mouth link up each other with orbital inside, and the size of track road junction and the size of stopper are mutually supported, and when the dust guard was installed to needs, align stopper and track mouth, make the stopper put into in the track mouth, because the track road junction link up each other with orbital inside, consequently can pass through the rotation with the stopper and change the position, prevent that the stopper from dropping by the track mouth, make the dust guard not reach dustproof effect.

The rivet and the rivet cover are fixedly connected, after the retainer holes are respectively placed at the top end and the bottom end of the steel ball, the two retainers need to be fixed in position, the rivet is placed into the retainer at the upper end through the rivet hole on the retainer and is leaked out of the retainer at the lower end, the leaked rivet is pressed and deformed through a tool, the rivet is fixed between the two retainers, and the position of the retainer is limited.

The steel ball is provided with eight, inside the series excited machine, the steel ball in the ball bearing reduces the frictional force among the power transmission process to the rolling mode, and the steel ball quantity is less, and the power that every steel ball received is great, can accelerate the damage of steel ball, and when the steel ball quantity was more, the frictional force in the ball bearing can be increased, influences ball bearing's result of use, consequently sets up eight steel balls, has reached comparatively ideal power transmission effect.

Drawings

Fig. 1 is a schematic top view of the present invention;

FIG. 2 is a schematic sectional view of the present invention;

FIG. 3 is a schematic side view of the retainer of the present invention;

fig. 4 is a schematic view of the structure of the dust guard of the present invention.

In the figure: 1. an outer ring; 2. an outer ring hole; 3. a track; 4. a first embedded groove; 5. an inner ring; 6. a second embedded groove; 7. a dust-proof plate; 8. a limiting block; 9. an inner ring hole; 10. a rail crossing; 11. a holder; 12. steel balls; 13. a holder hole; 14. riveting; 15. rivet holes; 16. and (4) rivet covers.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a series excited motor ball bearing comprises an outer ring 1, an outer ring hole 2, a rail 3, a first embedded groove 4, an inner ring 5, a second embedded groove 6, a dust guard 7, a limiting block 8, an inner ring hole 9, a rail opening 10, a retainer 11, steel balls 12, a retainer hole 13, rivets 14, rivet holes 15 and a rivet cover 16, wherein the outer ring hole 2 is arranged in the middle of one side of the outer ring 1, the rail 3 is arranged at the top of one side of the outer ring 1, the inner ring 5 is distributed on one side of the outer ring 1, the first embedded groove 4 is arranged at the top of the other side of the inner ring 5, the second embedded groove 6 is fixed at the bottom end of the inside of the rail 3, the limiting block 8 is attached to the outer wall of the second embedded groove 6, the dust guard 7 is arranged at the upper end of the limiting block 8, rail openings 10 are uniformly distributed around the inside of the rail 3, the inner ring hole 9 is arranged in the middle of the other, retainer holes 13 are attached to the upper side and the lower side of the steel ball 12, retainers 11 are arranged on the left side and the right side of each retainer hole 13, rivet holes 15 are uniformly distributed in each retainer 11, rivets 14 are attached to the outer walls of the rivet holes 15, and rivet covers 16 are fixed to the top ends of the rivets 14;

in the utility model, the size of the outer wall of the outer ring hole 2 and the size of the inner ring hole 9 are matched with the size of the steel ball 12, and the outer ring hole 2 and the inner ring hole 9 are fitted with the steel ball 12, because the steel ball 12 is arranged between the outer ring 1 and the inner ring 5, the friction force in the power transmission process is reduced and the transmission efficiency of the mechanical power is improved in a rolling mode, therefore, the outer wall of the outer ring hole 2 and the outer wall of the inner ring hole 9 need to be smooth, and the size is matched with the size of the steel ball 12, and the steel ball 12 is more stably arranged between the outer ring 1 and the inner ring 5 while the friction force is reduced;

the dustproof plate 7 and the second embedded groove 6 form an embedded structure through the limiting block 8, the dustproof plate 7 is distributed in a circular arc shape, after the steel balls 12 are installed between the outer ring 1 and the inner ring 5, in order to prevent dust from falling between the outer ring 1 and the inner ring 5 and influence the use of the steel balls 12, the dustproof plate 7 is arranged, one side of the dustproof plate 7 is placed on the first embedded groove 4, the limiting block 8 on the other side is placed in the track 3 through the track opening 10, the dustproof plate 7 is rotated to enable the limiting block 8 to leave the track opening 10, and the position of the dustproof plate 7 is limited through the second embedded groove 6 in the track 3;

the rail openings 10 are uniformly distributed on the rail 3, the rail openings 10 are communicated with the inside of the rail 3, the size of the rail openings 10 is matched with that of the limiting blocks 8, when the dustproof plate 7 needs to be installed, the limiting blocks 8 are aligned with the rail openings 10, the limiting blocks 8 are placed in the rail openings 10, and the rail openings 10 are communicated with the inside of the rail 3, so that the limiting blocks 8 can be rotated to be replaced, the limiting blocks 8 are prevented from falling from the rail openings 10, and the dustproof plate 7 cannot achieve the dustproof effect;

the retainers 11 are symmetrically distributed along the horizontal central axis of the steel balls 12, and two retainers 11 are arranged, so that after the steel balls 12 are arranged between the outer ring 1 and the inner ring 5, the retainer holes 13 on the two retainers 11 are respectively arranged at the top end and the bottom end of the steel balls 12, the steel balls 12 can be limited at certain positions, and the excessive deviation is prevented;

the sizes of the rivet 14 and the rivet hole 15 are matched with each other, the rivet 14 and the rivet cover 16 are fixedly connected, after the retainer holes 13 are respectively placed at the top end and the bottom end of the steel ball 12, the two retainers 11 need to be fixed in position, the rivet 14 is placed into the retainer 11 at the upper end through the rivet hole 15 on the retainer 11 and leaks out of the retainer 11 at the lower end, the leaked rivet 14 is pressed and deformed by a tool, the rivet 14 is fixed between the two retainers 11, and the position of the retainer 11 is limited;

the steel balls 12 are symmetrically distributed along the horizontal central axis of the outer ring 1, the number of the steel balls 12 is eight, the steel balls 12 in the ball bearing are arranged inside the series motor, the friction force in the power transmission process is reduced in a rolling mode, the number of the steel balls 12 is small, the force received by each steel ball 12 is large, the damage of the steel balls 12 can be accelerated, when the number of the steel balls 12 is large, the friction force in the ball bearing can be increased, the using effect of the ball bearing is influenced, and therefore the eight steel balls 12 are arranged, and the ideal power transmission effect is achieved.

The working principle is as follows: in this type of ball bearing, after the steel balls 12 are mounted between the outer ring 1 and the inner ring 5, the retainer holes 13 of the two retainers 11 are respectively placed at the top and bottom ends of the steel balls 12, the rivet 14 is put into the retainer 11 at the upper end through the rivet hole 15 of the retainer 11 and leaks out from the retainer 11 at the lower end, the leaked rivet 14 is pressed and deformed by a tool, the rivet 14 is fixed between the two retainers 11, the position of the retainer 11 is defined, one side of the dust-proof plate 7 is put into the first insertion groove 4, the stopper 8 at the other side is aligned with the rail opening 10, the stopper 8 is put into the rail opening 10, since the rail opening 10 and the inside of the rail 3 are mutually communicated, the stopper 8 can be replaced by rotating the position, the dust-proof plate 7 is rotated, the stopper 8 is separated from the rail opening 10, the position of the dust-proof plate 7 is defined by the second insertion groove 6 inside the rail 3, the dust-proof plate 7 is prevented from falling off the rail opening 10.

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

Claims (7)

1. The utility model provides a series motor ball bearing, includes outer lane (1) and dust guard (7), its characterized in that: an outer ring hole (2) is formed in the middle of one side of the outer ring (1), a track (3) is arranged at the top of one side of the outer ring (1), an inner ring (5) is distributed on one side of the outer ring (1), a first embedded groove (4) is formed in the top of the other side of the inner ring (5), a second embedded groove (6) is fixed to the bottom of the inside of the track (3), a limiting block (8) is attached to the outer wall of the second embedded groove (6), a dust guard (7) is arranged at the upper end of the limiting block (8), rail openings (10) are uniformly distributed around the inside of the track (3), an inner ring hole (9) is formed in the middle of the other side of the inner ring (5), steel balls (12) are attached to the outer wall of the inner ring hole (9), retainer holes (13) are attached to the upper side and the lower side of the steel balls (12), and retainers (11) are, rivet holes (15) are uniformly distributed in the retainer (11), rivets (14) are attached to the outer walls of the rivet holes (15), and rivet covers (16) are fixed at the top ends of the rivets (14).

2. A series motor ball bearing according to claim 1, wherein: the outer wall sizes of the outer ring hole (2) and the inner ring hole (9) are matched with the size of the steel ball (12), and the outer ring hole (2) and the inner ring hole (9) are attached to the steel ball (12).

3. A series motor ball bearing according to claim 1, wherein: the dust guard (7) forms an embedded structure with the second embedded groove (6) through the limiting block (8), and the dust guard (7) is distributed in an arc shape.

4. A series motor ball bearing according to claim 1, wherein: the rail openings (10) are uniformly distributed on the rail (3), and the rail openings (10) are communicated with the inside of the rail (3).

5. A series motor ball bearing according to claim 1, wherein: the retainer (11) is symmetrically distributed along the horizontal central axis of the steel ball (12), and two retainers (11) are arranged.

6. A series motor ball bearing according to claim 1, wherein: the size of the rivet (14) is matched with that of the rivet hole (15), and the rivet (14) is fixedly connected with the rivet cover (16).

7. A series motor ball bearing according to claim 1, wherein: the steel balls (12) are symmetrically distributed along the horizontal central axis of the outer ring (1), and the number of the steel balls (12) is eight.

Images