CN209385505U - A kind of bearing unit of built-in opening locating snap ring - Google Patents

Abstract

The utility model discloses the bearing units for the locating snap ring that is open built in one kind, including bearing block, the inner cavity of bearing block is connected with bearing outer ring, and the inner cavity of bearing outer ring is provided with bearing inner race, and there are two ball limit sleeves for society between the inner cavity of bearing outer ring and the surface of bearing inner race.The utility model on common locating snap ring by increasing an opening, the locating snap ring locking effect of this structure is good, manufacturing cost is low, use scope is wide, cost performance is high, stop ring external diameter can reduce, special installation tool is no longer needed during installation, easy tool can complete installation, in terms of the selection of installation tool and use environment, there is bigger space, improve cost performance, pass through designed openings structure, locating snap ring inside/outside diameter size can generate flexible, expand simultaneously or reduces simultaneously, telescopic locating snap ring, when in use, size expands automatically, reduce the gap generated between bearing and bearing block, improve locking effect.

Description

A kind of bearing unit of built-in opening locating snap ring

Technical field

The utility model relates to technical field of bearings, specially a kind of bearing unit of built-in opening locating snap ring.

Background technique

It is a closed ring structure for common locating snap ring, there is the service performance on basis, limit the axial direction of bearing Position, therefore locking effect is poor, cannot be applicable in and use with different size of bearing, smaller scope of application, sexual valence is relatively low, this The stop ring structure that text is mentioned is to increase an opening in common locating snap ring structure basis, the locating snap ring locking of this structure Effect is good, and manufacturing cost is low, and use scope is wide, and cost performance is high.

Utility model content

The purpose of this utility model is to provide the bearing units for the locating snap ring that is open built in one kind, have locating snap ring locking effect The advantage that fruit is good, manufacturing cost is low, use scope is wide and cost performance is high, solve existing locating snap ring locking effect it is poor, manufacture Problem at high cost, use scope is smaller and cost performance is lower.

To achieve the above object, the utility model provides the following technical solutions: a kind of bearing list of built-in opening locating snap ring Member, including bearing block, the inner cavity of the bearing block are connected with bearing outer ring, and the inner cavity of the bearing outer ring is provided with bearing Inner ring, there are two ball limit sleeve, the ball limits for society between the inner cavity of the bearing outer ring and the surface of bearing inner race The inner cavity of set is connected with bearing ball, and locating snap ring is arranged on the right side of the bearing outer ring, and the bottom of the locating snap ring is opened Equipped with opening, the surface for being sheathed on bearing inner race of the locating snap ring is provided with connector on the right side of the bearing inner race, described The left end of connector passes through bearing inner race and extends to the left side of bearing inner race, and the right side opening of the bearing block inner cavity is equipped with and stops The annular slot that rotating ring is used cooperatively.

Preferably, the edge on the right side of the connector offers mounting hole, and the quantity of the mounting hole is several.

Preferably, the quantity of the bearing ball is several, and is uniformly distributed in the inner cavity and bearing of bearing outer ring Between the surface of circle, the bearing inner race offers first be used cooperatively with bearing ball close to the side of bearing ball and rolls Slot, the bearing outer ring offer the second rolling groove being used cooperatively with bearing ball close to the side of bearing ball.

Preferably, the two sides of the connector offer the first mounting groove and the second mounting groove, and the first mounting groove respectively Greater than the second mounting groove, the surface of the connector offers the groove being used cooperatively with bearing inner race.

Preferably, the left end of the bearing inner race is arranged with the cover, side and bearing of the cover close to bearing outer ring The inner wall of outer ring contacts.

Compared with prior art, the beneficial effects of the utility model are as follows:

1, the utility model in common locating snap ring structure basis by increasing an opening, the locating snap ring of this structure Locking effect is good, and manufacturing cost is low, and use scope is wide, and cost performance is high, and stop ring external diameter can be reduced, no longer be needed during installation Special installation tool, easy tool can complete installation, in terms of the selection of installation tool and use environment, have bigger Space, improve cost performance, by designed openings structure, locating snap ring inside/outside diameter size can generate it is flexible, while expand or It reduces simultaneously, telescopic locating snap ring, when in use, size expands automatically, reduces between generating between bearing and bearing block Gap, improves locking effect, and locating snap ring can be installed on the bearing outer ring and bearing of different size by transformable internal-and external diameter In seat, locating snap ring versatility is substantially increased, use scope is expanded, moreover, in the fabrication process, the locating snap ring of opening only needs Simple process is controlled, manufacturing cost reduces, and improves profit.

2, the utility model facilitates cooperation and other devices of the connector using bolt and mounting hole by setting mounting hole It is installed together, is fitted together by the first mounting groove of setting and the second mounting groove, connector with other mechanisms, pass through setting First rolling groove, the second rolling groove and ball limit sleeve, play the role of limiting bearing ball, bearing ball are avoided to go out The phenomenon that existing mutual extrusion friction falls off, by the way that groove is arranged, facilitates bearing inner race to be mounted on the surface of connector, passes through setting The cover plays the role of covering the part-structure on the left of the bearing unit.

Detailed description of the invention

FIG. 1 is a schematic structural view of the utility model.

Fig. 2 is the right view of the utility model structure.

Fig. 3 is the right view of the utility model locating snap ring.

Fig. 4 is the partial enlarged view of A in the utility model Fig. 1.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe.

As shown in Figs 1-4, a kind of bearing unit of built-in opening locating snap ring, including bearing block 1, the inner cavity of bearing block 1 are living Dynamic to be connected with bearing outer ring 2, the inner cavity of bearing outer ring 2 is provided with bearing inner race 6, inner cavity and the bearing inner race 6 of bearing outer ring 2 There are two ball limit sleeves 7 for society between surface, and the inner cavity of ball limit sleeve 7 is connected with bearing ball 3, bearing outer ring 2 Right side be arranged with locating snap ring 10, the bottom of locating snap ring 10 offers opening 9, the table for being sheathed on bearing inner race 6 of locating snap ring 10 Face, the right side of bearing inner race 6 are provided with connector 4, and the left end of connector 4 passes through bearing inner race 6 and extends to bearing inner race 6 Left side, the right side opening of 1 inner cavity of bearing block are equipped with the annular slot 5 being used cooperatively with locating snap ring 10, the edge on 4 right side of connector Mounting hole 8 is offered, the quantity of mounting hole 8 is several, and the quantity of bearing ball 3 is several, and is uniformly distributed in bearing Between the inner cavity of outer ring 2 and the surface of bearing inner race 6, bearing inner race 6 is offered close to the side of bearing ball 3 and bearing ball 3 the first rolling grooves being used cooperatively, bearing outer ring 2 is offered close to the side of bearing ball 3 to be used cooperatively with bearing ball 3 Second rolling groove, the two sides of connector 4 offer the first mounting groove and the second mounting groove respectively, and the first mounting groove is greater than second Mounting groove, the surface of connector 4 offer the groove being used cooperatively with bearing inner race 6, and the left end of bearing inner race 6 is arranged with the cover 11, the cover 11 is contacted close to the side of bearing outer ring 2 with the inner wall of bearing outer ring 2, by the way that mounting hole 8 is arranged, facilitates connector 4 It is installed together using the cooperation of bolt and mounting hole 8 with other devices, by the first mounting groove of setting and the second mounting groove, even Fitting 4 is fitted together with other mechanisms, by the first rolling groove of setting, the second rolling groove and ball limit sleeve 7, is played to axis The effect that ball 3 is limited is held, bearing ball 3 is avoided the phenomenon that mutual extrusion friction falls off occur, by the way that groove, side is arranged Just bearing inner race 6 is mounted on the surface of connector 4, by the way that the cover 11 is arranged, plays to the part-structure on the left of the bearing unit The effect covered.

Claims (5)

1. a kind of built-in bearing unit of opening locating snap ring, including bearing block (1), it is characterised in that: the bearing block (1) it is interior Chamber is connected with bearing outer ring (2), and the inner cavity of the bearing outer ring (2) is provided with bearing inner race (6), the bearing outer ring (2) society is there are two ball limit sleeve (7) between the surface of inner cavity and bearing inner race (6), the ball limit sleeve (7) it is interior Chamber is connected with bearing ball (3), is arranged with locating snap ring (10) on the right side of the bearing outer ring (2), the locating snap ring (10) Bottom offer opening (9), the surface for being sheathed on bearing inner race (6) of the locating snap ring (10), the bearing inner race (6) Right side is provided with connector (4), and the left end of the connector (4) passes through bearing inner race (6) and extends to a left side for bearing inner race (6) Side, the right side opening of bearing block (1) inner cavity are equipped with the annular slot (5) being used cooperatively with locating snap ring (10).

2. a kind of bearing unit of built-in opening locating snap ring according to claim 1, it is characterised in that: the connector (4) edge on the right side of offers mounting hole (8), and the quantity of the mounting hole (8) is several.

3. a kind of bearing unit of built-in opening locating snap ring according to claim 1, it is characterised in that: the bearing ball (3) quantity is several, and is uniformly distributed between the inner cavity of bearing outer ring (2) and the surface of bearing inner race (6), the axis It holds inner ring (6) and offers the first rolling groove being used cooperatively with bearing ball (3), the axis close to the side of bearing ball (3) Bearing outer-ring (2) offers the second rolling groove being used cooperatively with bearing ball (3) close to the side of bearing ball (3).

4. a kind of bearing unit of built-in opening locating snap ring according to claim 1, it is characterised in that: the connector (4) two sides offer the first mounting groove and the second mounting groove respectively, and the first mounting groove is greater than the second mounting groove, the connection The surface of part (4) offers the groove being used cooperatively with bearing inner race (6).

5. a kind of bearing unit of built-in opening locating snap ring according to claim 1, it is characterised in that: the bearing inner race (6) left end is arranged with the cover (11), and the cover (11) is close to the side of bearing outer ring (2) and the inner wall of bearing outer ring (2) Contact.