CN208106983U - Numerically-controlled machine tool bearing retainer - Google Patents

Abstract

The utility model discloses numerically-controlled machine tool bearing retainers, including No.1 rib and No. two annular retaining rings, the upper end outer surface of No. two annular retaining rings is provided with No. two ribs, and the leading exterior surface of No. two ribs is movably installed with No. two fore shafts, the upper end outer surface of No. two annular retaining rings is arranged in close to the side of No. two ribs in the No.1 rib, and the leading exterior surface of No.1 rib is movably installed with No.1 fore shaft, the upper end outer surface of the No.1 rib is provided with triangle boss and round boss, and the middle position of a side external surface of No.1 rib is provided with No. two grooves.Numerically-controlled machine tool bearing retainer described in the utility model, the filling oilhole being equipped with, No.1 fore shaft, No. two fore shafts, polymer dielectric layer and triangle boss, improve the service life of bearing, reduce the generation of frictional heat, with good intensity and Elastic Matching, greasy property is further improved, brings better prospect of the application.

Description

Numerically-controlled machine tool bearing retainer

Technical field

The utility model relates to retainer fields, in particular to numerically-controlled machine tool bearing retainer.

Background technique

Retainer, that is, bearing retainer, also known as bearing cage refer to the partly all or part of rolling element of package, and therewith The bearing parts of movement usually also guides rolling element and holds it in bearing to separation roller；Existing retainer There are certain drawbacks when in use, it is difficult to play the role of continuous lubrication to the operating of bearing, reduce bearing uses the longevity Life, inner space is narrow, improves the generation of frictional heat, causes to cause to be broken due to retainer is excessive because rubbing, Elastic Matching Difference, under conditions of lubricant lacks, it is difficult to carry out persistent movement, the planar design of rib increases contact area, causes to rub The generation of chafing brings certain influence to the use of retainer, for this purpose, it is proposed that numerically-controlled machine tool bearing retainer.

Utility model content

The main purpose of the utility model is to provide numerically-controlled machine tool bearing retainers, can effectively solve background technique The problems in.

To achieve the above object, the technical solution that the utility model is taken is：

Numerically-controlled machine tool bearing retainer, including No.1 rib and No. two annular retaining rings, No. two annular retaining rings it is upper End outer surface is provided with No. two ribs, and the leading exterior surface of No. two ribs is movably installed with No. two fore shafts, the No.1 rib The upper end outer surface of No. two annular retaining rings is set close to the side of No. two ribs, and the leading exterior surface activity of No.1 rib is pacified Equipped with No.1 fore shaft, the upper end outer surface of the No.1 rib is provided with triangle boss and round boss, and the one of No.1 rib The middle position of side external surface is provided with No. two grooves, the middle position setting of another side external surface of the No.1 rib There is No.1 groove, crossbeam, and the fixed peace in upper end outer surface of No.1 rib are provided between the No.1 rib and No. two ribs Equipped with No.1 annular retaining ring, the middle position of the inside of the No.1 annular retaining ring is provided with polymer dielectric layer, and No.1 The inside of annular retaining ring is provided with wearing layer close to the side of polymer dielectric layer, and the inside of the No.1 annular retaining ring is close to poly- The other side of hydrate medium layer is provided with anti-pressurized layer, and the inner surface of the No.1 annular retaining ring is provided with dustband, and dustband Upper end outer surface be fixedly installed with filling oilhole.

Preferably, the No.1 fore shaft and the curved equidistant arrangement of No. two fore shafts, and No.1 fore shaft and No. two fore shafts Quantity is several groups.

Preferably, the No.1 fore shaft is concordant with No. two fore shaft edges, and No.1 fore shaft and the shape of No. two fore shafts are Triangle.

Preferably, the No.1 annular retaining ring is internally provided with oil storage tank, and oil storage tank is annular oil storage tank.

Preferably, the No.1 groove is dovetail groove, and No. two grooves are circular trough.

Preferably, the No.1 rib is fixedly connected with No. two annular retaining rings with No. two ribs, and No.1 rib and two The shape of number rib is not specification polygon.

Compared with prior art, the utility model has the advantages that：The numerically-controlled machine tool bearing retainer, passes through The filling oilhole being equipped with can carry out grease to retainer and fill punching, play the role of continuous lubrication to the operating of bearing, to make The operating of bearing is more stable, and vibrating noise is lower, and then has correspondinglyd increase the service life of bearing, passes through the No.1 fore shaft being equipped with With No. two fore shafts, inside configuration space is increased, reduces the generation of frictional heat, avoids causing to break due to retainer is excessive because rubbing It splits, by the polymer dielectric layer being equipped with, there is good intensity and Elastic Matching, under conditions of lubricant lacks, still So there is fabulous kinetic characteristic, it is ensured that bearing continues to run a period of time without damaging, and passes through the triangle being equipped with Boss greatly reduces contact area, further improves greasy property, further reduced the generation of frictional heat, entire to fill It is simple to set structure, easy to operate, the effect used is more preferable relative to traditional approach.

Detailed description of the invention

Fig. 1 is the overall structure diagram of the utility model numerically-controlled machine tool bearing retainer.

Fig. 2 is the partial view of the utility model numerically-controlled machine tool bearing retainer.

Fig. 3 is the internal structure chart in Fig. 2 of the utility model numerically-controlled machine tool bearing retainer at A.

Fig. 4 is the enlarged drawing in Fig. 2 of the utility model numerically-controlled machine tool bearing retainer at B.

In figure：1, oilhole is filled；2, dustband；3, No.1 rib；4, No.1 fore shaft；5, crossbeam；6, No. two fore shafts；7, two Number rib；8, No.1 annular retaining ring；9, No. two annular retaining rings；10, wearing layer；11, polymer dielectric layer；12, anti-pressurized layer；13, Triangle boss；14, No.1 groove；15, No. two grooves；16, round boss.

Specific embodiment

To be easy to understand the technical means, creative features, achievement of purpose, and effectiveness of the utility model, below In conjunction with specific embodiment, the utility model is further described.

As shown in Figs 1-4, numerically-controlled machine tool bearing retainer, including No.1 rib 3 and No. two annular retaining rings 9, No. two rings The upper end outer surface of shape retaining ring 9 is provided with No. two ribs 7, and the leading exterior surface of No. two ribs 7 is movably installed with No. two fore shafts 6, the upper end outer surface of No. two annular retaining rings 9 is arranged in close to the side of No. two ribs 7 in No.1 rib 3, and before No.1 rib 3 End outer surface is movably installed with No.1 fore shaft 4, and the upper end outer surface of No.1 rib 3 is provided with triangle boss 13 and round boss 16, and the middle position of a side external surface of No.1 rib 3 is provided with No. two grooves 15, the other side appearance of No.1 rib 3 The middle position in face is provided with No.1 groove 14, and crossbeam 5, and No.1 rib are provided between No.1 rib 3 and No. two ribs 7 3 upper end outer surface is fixedly installed with No.1 annular retaining ring 8, and the middle position of the inside of No.1 annular retaining ring 8 is provided with poly- Hydrate medium layer 11, and the inside of No.1 annular retaining ring 8 is provided with wearing layer 10, No.1 close to the side of polymer dielectric layer 11 The inside of annular retaining ring 8 is provided with anti-pressurized layer 12, the inner surface of No.1 annular retaining ring 8 close to the other side of polymer dielectric layer 11 It is provided with dustband 2, and the upper end outer surface of dustband 2 is fixedly installed with and fills oilhole 1.

No.1 fore shaft 4 and the curved equidistant arrangement of No. two fore shafts 6, and No.1 fore shaft 4 and the quantity of No. two fore shafts 6 are equal For several groups；No.1 fore shaft 4 is concordant with No. two 6 edges of fore shaft, and the shape of No.1 fore shaft 4 and No. two fore shafts 6 is triangle； No.1 annular retaining ring 8 is internally provided with oil storage tank, and oil storage tank is annular oil storage tank；No.1 groove 14 is dovetail groove, and No. two recessed Slot 15 is circular trough；No.1 rib 3 is fixedly connected with No. two annular retaining rings 9 with No. two ribs 7, and No.1 rib 3 and No. two The shape of rib 7 is not specification polygon.

It should be noted that the utility model is numerically-controlled machine tool bearing retainer, it when in use, only need to be in No.1 rib 3 and No. two ribs 7, it is caught in corresponding No.1 groove 14 and No. two grooves 15, completes the inside and outside circle assembly of corresponding bearing, protect Retainer can be greatly reduced by No.1 rib 3 and No. two ribs 7 with corresponding radian outer surface by holding frame ontology Contact area between the inside and outside circle of corresponding bearing, reached be effectively reduced during bearing operation retainer and it is interior, The purpose of frictional force between outer ring, No.1 annular retaining ring 8 and No. two annular retaining rings 9, play supporting role to entire retainer, Grease filling punching can be carried out to retainer by filling oilhole 1, play the role of continuous lubrication to the operating of bearing, to make bearing Operate more stable, vibrating noise is lower, and then has correspondinglyd increase the service life of bearing, and No.1 fore shaft 4 and No. two fore shafts 6 increase Structure inner space, reduces the generation of frictional heat, avoids causing to be broken due to retainer is excessive because rubbing, polymer dielectric layer 11 have good intensity and Elastic Matching, under conditions of lubricant lacks, still have fabulous kinetic characteristic, can be with Guarantee that bearing continues to run a period of time without damaging, the design of triangle boss 13 greatly reduces contact area, into one Step improves retainer greasy property, further reduced the generation of frictional heat, more practical.

The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above.Current row The technical staff of industry is described in above embodiments and description it should be appreciated that the present utility model is not limited to the above embodiments Only illustrate the principles of the present invention, on the premise of not departing from the spirit and scope of the utility model, the utility model is also It will have various changes and improvements, these various changes and improvements fall within the scope of the claimed invention.The utility model Claimed range is defined by the appending claims and its equivalent thereof.

Claims (6)

1. numerically-controlled machine tool bearing retainer, including No.1 rib (3) and No. two annular retaining rings (9), it is characterised in that：Described two The upper end outer surface of number annular retaining ring (9) is provided with No. two ribs (7), and the leading exterior surface activity installation of No. two ribs (7) There are No. two fore shafts (6), the No.1 rib (3) is arranged in the upper end outer surface of No. two annular retaining rings (9) close to No. two ribs (7) Side, and the leading exterior surface of No.1 rib (3) is movably installed with No.1 fore shaft (4), outside the upper end of the No.1 rib (3) Surface is provided with triangle boss (13) and round boss (16), and the middle position of a side external surface of No.1 rib (3) is set No. two grooves (15) are equipped with, the middle position of another side external surface of the No.1 rib (3) is provided with No.1 groove (14), It is provided with crossbeam (5) between the No.1 rib (3) and No. two ribs (7), and the fixed peace in upper end outer surface of No.1 rib (3) Equipped with No.1 annular retaining ring (8), the middle position of the inside of the No.1 annular retaining ring (8) is provided with polymer dielectric layer (11), and the inside of No.1 annular retaining ring (8) is provided with wearing layer (10) close to the side of polymer dielectric layer (11), and described one The inside of number annular retaining ring (8) is provided with anti-pressurized layer (12) close to the other side of polymer dielectric layer (11), the No.1 annular The inner surface of retaining ring (8) is provided with dustband (2), and the upper end outer surface of dustband (2) is fixedly installed with and fills oilhole (1).

2. numerically-controlled machine tool bearing retainer according to claim 1, it is characterised in that：The No.1 fore shaft (4) and two Number curved equidistant arrangement of fore shaft (6), and the quantity of No.1 fore shaft (4) and No. two fore shafts (6) is several groups.

3. numerically-controlled machine tool bearing retainer according to claim 1, it is characterised in that：The No.1 fore shaft (4) and two Number fore shaft (6) edge is concordant, and the shape of No.1 fore shaft (4) and No. two fore shafts (6) is triangle.

4. numerically-controlled machine tool bearing retainer according to claim 1, it is characterised in that：The No.1 annular retaining ring (8) Be internally provided with oil storage tank, oil storage tank is annular oil storage tank.

5. numerically-controlled machine tool bearing retainer according to claim 1, it is characterised in that：The No.1 groove (14) is swallow Stern notch, No. two grooves (15) are circular trough.

6. numerically-controlled machine tool bearing retainer according to claim 1, it is characterised in that：The No.1 rib (3) and two Number rib (7) is fixedly connected with No. two annular retaining rings (9), and the shape of No.1 rib (3) and No. two ribs (7) is not advise Lattice polygon.