CN208966863U - A kind of novel one-way clutch bearing - Google Patents

Abstract

The utility model discloses a kind of novel one-way clutch bearings, including outer ring, inner ring and setting are in outer ring, rolling assembly between inner ring, inner ring is embedded in the inside of outer ring, rolling assembly includes rolling element, needle roller and retainer, rolling element is symmetrically distributed in the both ends of needle roller, rolling element, needle roller is arranged in outer ring, between inner ring and and outer ring, inner ring rolls connection, rolling element, the surface of needle roller is equipped with retainer, rolling element, needle roller is equipped with several and is evenly distributed in retainer, the junction of retainer and needle roller is equipped with slot, the left side wall of slot is equipped with wedge block, the junction of wedge block and slot is equipped with wedge groove, wedge groove is slidably connected with wedge block, the inner wall of wedge groove is equipped with S-shaped elastic slice.The utility model is limited, in the case where not changing bearing components, realization bearing one-directional rotation, reduces the difficulty of processing of bearing, convenient for assembly by being equipped with movable wedge block in retainer convenient for the direction of motion to needle roller.

Description

A kind of novel one-way clutch bearing

Technical field

The utility model relates to technical field of automobile accessories, specially a kind of novel one-way clutch bearing.

Background technique

As vehicle uses frequent, as the clutch in Automobile drive component, importance is also increasingly highlighted, because This, the reliability of such as bearing is more and more important in clutch, and bearing is one of main member of clutch, one-way clutch Bearing is that a type of bearing is widely used in the list of washing machine its main feature is that there is the function of one-directionally rotating reverse stop To the one-way clutch of clutch, the one-way clutch of automobile and electric bike.

Currently, the one-way clutch bearing internal structure in market is complex, or changes the shape of inner ring, or change rolling The shape of kinetoplast, difficulty and production cost when increasing Production of bearing；And since shape changes, to the technique of assembly and It is required that equally changing, the difficulty of assembly is improved.It is solved for this reason, it may be necessary to design the new technical solution of one kind and give.

Utility model content

The purpose of this utility model is to provide a kind of novel one-way clutch bearings, by being equipped with activity in retainer Wedge block, limited convenient for the direction of motion to needle roller, in the case where not changing bearing components realize bearing it is unidirectional Rotation, reduces the difficulty of processing of bearing, convenient for assembly.

To achieve the above object, the utility model provides the following technical solutions: a kind of novel one-way clutch bearing, including Outer ring, inner ring and the rolling assembly being arranged between outer ring, inner ring, the inner ring are embedded in the inside of outer ring, the rolling group Part includes rolling element, needle roller and retainer, and the rolling element is symmetrically distributed in the both ends of needle roller, the rolling element, needle roller setting Between outer ring, inner ring and with outer ring, inner ring roll connect, the rolling element, needle roller surface be equipped with retainer, the rolling Body, needle roller are equipped with several and are evenly distributed in retainer, and the junction of the retainer and needle roller is equipped with slot, the slot The left side wall in hole is equipped with wedge block, and the junction of the wedge block and slot is equipped with wedge groove, and the wedge groove and wedge block are sliding Dynamic connection, the inner wall of the wedge groove are equipped with S-shaped elastic slice, and S-shaped elastic slice both ends are fixed with wedge block and wedge groove respectively to be connected It connects.

As an improvement of the above technical solution, it is equidistant between the diameter and inner ring, outer ring of the needle roller.

As an improvement of the above technical solution, the inner surface of the outer ring and the outer surface of inner ring offer groove respectively, The rolling element is embedded in groove and rolls with groove and connects.

As an improvement of the above technical solution, the inside center portion of the inner ring be equipped with mounting hole, the mounting hole it is interior Wall is equipped with equally distributed keyway.

As an improvement of the above technical solution, oil seal collar, the oil sealing are equipped at the both sides of the edge of the rolling assembly The junction of retaining ring and inner ring is equipped with oil seal groove.

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

1, the utility model improves the bearing capacity of bearing, makes by being equipped with rolling element and needle roller between inner ring, outer ring Bearing arrangement is more stable, by, equipped with movable wedge block, being limited in retainer convenient for the direction of motion to needle roller, Bearing one-directional rotation is realized in the case where not changing bearing components, reduces the difficulty of processing of bearing, it is convenient for assembly.

2, the utility model is supported wedge block by S-shaped elastic slice, is convenient for when needle roller reversely rotates, by wedge block It is sent into the bottom of needle roller, to increase the pressure of needle roller and outer ring, stop torque is formed, to prevent bearing from rotating backward.

Detailed description of the invention

Fig. 1 is novel one-way clutch bearing positive structure schematic described in the utility model；

Fig. 2 is novel one-way clutch bearing side, sectional structural schematic diagram described in the utility model；

Fig. 3 is retainer described in the utility model and needle roller attachment structure schematic diagram.

In figure: outer ring -1, inner ring -2, rolling assembly -3, rolling element -4, needle roller -5, retainer -6, slot -7, wedge block - 8, wedge groove -9, S-shaped elastic slice -10, groove -11, mounting hole -12, keyway -13, oil seal collar -14, oil seal groove -15.

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.

It please refers to Fig. 1-3 the utility model and a kind of technical solution is provided: a kind of novel one-way clutch bearing, including outer ring 1, inner ring 2 and the rolling assembly 3 being arranged between outer ring 1, inner ring 2, the inner ring 2 are embedded in the inside of outer ring 1, the rolling Component 3 includes rolling element 4, needle roller 5 and retainer 6, and the rolling element 4 is symmetrically distributed in the both ends of needle roller 5, the rolling element 4, Needle roller 5 be arranged between outer ring 1, inner ring 2 and with outer ring 1, inner ring 2 roll connect, the rolling element 4, needle roller 5 surface be equipped with Retainer 6, the rolling element 4, needle roller 5 are equipped with several and are evenly distributed in retainer 6, the retainer 6 and needle roller 5 Junction is equipped with slot 7, and the left side wall of the slot 7 is equipped with wedge block 8, and the junction of the wedge block 8 and slot 7 is equipped with wedge Shape slot 9, the wedge groove 9 are slidably connected with wedge block 8, and the inner wall of the wedge groove 9 is equipped with S-shaped elastic slice 10, the S-shaped elastic slice 10 both ends are fixedly connected with wedge block 8 and wedge groove 9 respectively, are supported by S-shaped elastic slice 10 to wedge block 8, convenient for rolling When needle 5 reversely rotates, wedge block 8 is sent into the bottom of needle roller 5, to increase the pressure of needle roller 5 Yu outer ring 1, forms stopping power Square, to prevent bearing from rotating backward.

It is further improved ground, the diameter of the needle roller 5 is equal with the distance between inner ring 2, outer ring 1 as shown in Figure 1:, leads to Crossing keeps the diameter of needle roller 5 equal with the distance between inner ring 2, outer ring 1, is on the one hand convenient for playing support to inner ring 2 and outer ring 1 On the other hand effect facilitates the pressure changed between needle roller 5 and outer ring 1, rotates backward to limit bearing.

It is further improved ground, as shown in Figure 2: the inner surface of the outer ring 1 and the outer surface of inner ring 2 offer groove respectively 11, the rolling element 4 is embedded in groove 11 and rolls with groove 11 and connects, by outer ring 1 inner surface and inner ring 2 it is outer Surface offers groove 11 respectively, convenient to limit the position of rolling element 4, avoid rolling element 4 be detached from inner ring 2, outer ring 1 and It falls.

It is further improved ground, the inside center portion of the inner ring 2 is equipped with mounting hole 12, the mounting hole 12 as shown in Figure 1: Inner wall be equipped with equally distributed keyway 13, by the inner wall in mounting hole 12 be equipped with equally distributed keyway 13, improve bearing The stability and convenience of installation.

Specifically with improvement, as shown in Figure 2: oil seal collar 14, the oil sealing are equipped at the both sides of the edge of the rolling assembly 3 The junction of retaining ring 14 and inner ring 2 is equipped with oil seal groove 15, by being equipped with oil seal collar 14 at the both sides of the edge of rolling assembly 3, Convenient for being sealed to lubricant grease, avoids lubricant grease from falling off and influence the frictional force that bearing rotates.

The outer ring -1 of the utility model, inner ring -2, rolling assembly -3, rolling element -4, needle roller -5, retainer -6, slot -7, Wedge block -8, wedge groove -9, S-shaped elastic slice -10, groove -11, mounting hole -12, keyway -13, oil seal collar -14, oil seal groove -15, Component is universal standard part or component, its structure and principle as known to those skilled in the art is all that this technology personnel can lead to It crosses technical manual to learn or know by routine experiment method, the utility model is rolled by being equipped between inner ring 2, outer ring 1 Body 4 and needle roller 5, improve the bearing capacity of bearing, keep bearing arrangement more stable, by being equipped with movable wedge in retainer 6 Shape block 8 limits convenient for the direction of motion to needle roller 5, realizes that bearing unidirectionally turns in the case where not changing bearing components It is dynamic, the difficulty of processing of bearing is reduced, it is convenient for assembly.

When the utility model is used, bearing is mounted in the rotation axis of clutch, the key of 12 inner wall of mounting hole is utilized Slot 13 is fixedly connected, and for bearing when along rotating clockwise, needle roller 5 rotates clockwise wedge block 8 therewith can not stablize placement In the lower section of needle roller 5, so 5 normal rotation of needle roller, when bearing rotates backward, needle roller 5 is rotated backward, and wedge block 8 is in S-shaped bullet Under the support of piece 10, it is sent into the lower section of needle roller 5, needle roller 5, which rotates backward, to be restricted, the pressure of needle roller 5 Yu outer ring 1 is improved, To form stop torque, prevent bearing from rotating backward.

Actual production and application, the application especially on automobile parts has been put into the product that this programme is protected at present Achieve certain success, it is clear that confirmed the product technical solution be it is beneficial, meet society need, be also suitable for Batch production and popularization and use.

The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above, for For those skilled in the art, it is clear that the present invention is not limited to the details of the above exemplary embodiments, and without departing substantially from this In the case where the spirit or essential attributes of utility model, the utility model can be realized in other specific forms.Therefore, no matter From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the utility model is by institute Attached claim rather than above description limit, it is intended that will fall within the meaning and scope of the equivalent elements of the claims All changes are embraced therein.It should not treat any reference in the claims as limiting related right It is required that.

In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art The other embodiments being understood that.

Claims (5)

1. a kind of novel one-way clutch bearing including outer ring (1), inner ring (2) and is arranged between outer ring (1), inner ring (2) Rolling assembly (3), it is characterised in that: the inner ring (2) is embedded in the inside of outer ring (1), and the rolling assembly (3) includes rolling Body (4), needle roller (5) and retainer (6), the rolling element (4) are symmetrically distributed in the both ends of needle roller (5), the rolling element (4), Needle roller (5), which is arranged between outer ring (1), inner ring (2) and rolls with outer ring (1), inner ring (2), to be connected, the rolling element (4), rolling The surface of needle (5) is equipped with retainer (6), and the rolling element (4), needle roller (5) are equipped with several and are evenly distributed on retainer (6) Interior, the junction of the retainer (6) and needle roller (5) is equipped with slot (7), and the left side wall of the slot (7) is equipped with wedge block (8), the junction of the wedge block (8) and slot (7) is equipped with wedge groove (9), and the wedge groove (9) and wedge block (8) are slided Connection, the inner wall of the wedge groove (9) are equipped with S-shaped elastic slice (10), S-shaped elastic slice (10) both ends respectively with wedge block (8) and Wedge groove (9) is fixedly connected.

2. a kind of novel one-way clutch bearing according to claim 1, it is characterised in that: the diameter of the needle roller (5) It is equal with the distance between inner ring (2), outer ring (1).

3. a kind of novel one-way clutch bearing according to claim 1, it is characterised in that: the interior table of the outer ring (1) Face and the outer surface of inner ring (2) offer groove (11) respectively, and the rolling element (4) is embedded in groove (11) and and groove (11) connection is rolled.

4. a kind of novel one-way clutch bearing according to claim 1, it is characterised in that: the inside of the inner ring (2) Central part is equipped with mounting hole (12), and the inner wall of the mounting hole (12) is equipped with equally distributed keyway (13).

5. a kind of novel one-way clutch bearing according to claim 1, it is characterised in that: the rolling assembly (3) Oil seal collar (14) are equipped at both sides of the edge, the junction of the oil seal collar (14) and inner ring (2) is equipped with oil seal groove (15).