CN215110107U

CN215110107U - Full rolling body non-gap bearing

Info

Publication number: CN215110107U
Application number: CN202121215876.XU
Authority: CN
Inventors: 刘金芳
Original assignee: Shanghai Bangyang Bearing Co ltd
Current assignee: Shanghai Bangyang Bearing Co ltd
Priority date: 2021-06-02
Filing date: 2021-06-02
Publication date: 2021-12-10
Anticipated expiration: 2031-06-02

Abstract

The utility model provides a full rolling element does not have breach bearing, include: the ball bearing comprises an outer ring and an inner ring, wherein a placing cavity is formed between the outer ring and the inner ring, and balls are arranged in the placing cavity; the inner ring comprises a first half inner ring and a second half inner ring, the inner sides of the first half inner ring and the second half inner ring are both provided with a connecting ring part, and the inner side of the connecting ring part is provided with an inner side ring. The utility model provides a full rolling element unnotched bearing has through at first half inner circle and the half inner circle internal setting of second connection ring portion, and the assembly hole has been seted up in correspondence, and correspond and set up first dustproof fender piece and the dustproof fender piece of second, and set up threaded hole on the dustproof fender piece of second, the cooperation bolt, can fix with the bearing to first half inner circle and the half inner circle of second and two dustproof fenders piece simultaneously, and easy operation is convenient, and fix through the bolt, convenient to detach, convenient subsequent maintenance etc., and set up dustproof fender piece simultaneously, can avoid the dust to enter into inside the bearing.

Description

Full rolling body non-gap bearing

Technical Field

The utility model relates to a bearing field especially relates to a full rolling element unnotched bearing.

Background

The bearing is an important part in the modern mechanical equipment. Its main function is to support the mechanical rotator, reduce the friction coefficient in its motion process and ensure its rotation precision.

The bearing is more in variety, including no incision bearing, through setting up the bearing inner race into two half-rings, carries out fixed connection through the tight sleeve to need not set up the breach and pack into the rolling element, specific scheme is like a high temperature that the publication number is CN102635632A not adorn full ball bearing of ball breach.

A tight sleeve in a high-temperature full ball bearing without a ball loading gap with the publication number of CN102635632A is arranged on the inner side of an inner ring of a bearing inner ring and is fixedly connected, so that the bearing is inconvenient to install and disassemble, subsequent operations such as maintenance and the like are inconvenient, balls leak outside, and dust and other impurities are easy to enter the inside of the ball bearing.

Therefore, it is necessary to provide a full rolling element unnotched bearing to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

The utility model provides a full rolling element does not have breach bearing has solved present full ball bearing of no dress ball breach tight cover and bearing inner circle fixed, and inconvenient problem is dismantled in the installation.

In order to solve the technical problem, the utility model provides a full rolling element does not have breach bearing, include:

the ball bearing comprises an outer ring and an inner ring, wherein a placing cavity is formed between the outer ring and the inner ring, and balls are arranged in the placing cavity;

the inner ring comprises a first half inner ring and a second half inner ring, the inner sides of the first half inner ring and the second half inner ring are both provided with a connecting ring part, the inner side of the connecting ring part is provided with an inner side ring, and the connecting ring part is provided with an assembling hole;

the two sides of the inner ring are respectively and fixedly provided with a first dustproof blocking piece and a second dustproof blocking piece through bolts, the first dustproof blocking piece and the second dustproof blocking piece respectively comprise dustproof covers, a protruding fixing part is arranged on one side of each dustproof cover and clings to a central hole, a threaded hole is formed in the protruding fixing part in the second dustproof blocking piece, and a fixing hole is formed in the protruding fixing part in the first dustproof blocking piece.

Preferably, one side of the dustproof cover is provided with two convex rings, and one side of each convex ring is bonded with a sealing ring.

Preferably, the sealing grooves are formed in two sides of the outer ring and the inner ring.

Preferably, a driving arm is fixedly connected to an end cap of the bolt.

Preferably, the both sides on outer lane surface are the equal fixedly connected with locating component, locating component includes the locating lever, the locating lever is fixed in the surface of outer lane, the surface cover of locating lever is equipped with the setting element.

Preferably, the bottom of the positioning piece is provided with a positioning groove.

Preferably, the top end of the positioning rod is fixedly connected with a blocking cover, and an elastic piece is sleeved on the surface of the positioning rod and located between the blocking cover and the positioning piece.

Preferably, the cross section of the positioning rod is rectangular.

Compared with the prior art, the utility model provides a full rolling element unnotched bearing has following beneficial effect:

the utility model provides a full rolling element unnotched bearing, through at first half inner circle and the half inner circle internal setting connection ring portion of second, and correspond and seted up the pilot hole, and correspond and set up first dustproof fender piece and the dustproof fender piece of second, and set up threaded hole on the dustproof fender piece of second, the cooperation bolt, can fix with the bearing to first half inner circle and the half inner circle of second and two dustproof fenders pieces simultaneously, and easy operation is convenient, and fix through the bolt, convenient to detach, make things convenient for subsequent maintenance etc., and set up dustproof fender piece simultaneously, can avoid the dust to enter into inside the bearing.

Drawings

Fig. 1 is a schematic structural diagram of a full rolling element unnotched bearing according to a first embodiment of the present invention;

FIG. 2 is a schematic view of the overall exterior of the device shown in FIG. 1;

FIG. 3 is a schematic structural view of the inner ring shown in FIG. 1;

FIG. 4 is a side view of the inner race shown in FIG. 3;

FIG. 5 is a schematic view of the second dust-proof stop shown in FIG. 1;

FIG. 6 is a schematic view of the first dust-proof stop shown in FIG. 1;

fig. 7 is a schematic structural diagram of a full rolling element unnotched bearing according to a second embodiment of the present invention;

fig. 8 is a schematic structural view of the positioning assembly shown in fig. 7.

Reference numbers in the figures:

1. an outer ring is arranged on the outer ring,

2. an inner ring 21, a first half inner ring 22, a second half inner ring 23, a connecting ring part 24, an inner side ring 25, a fitting hole,

3. balls, 4, bolts, 5, sealing grooves,

6. a first dust-proof stop member is arranged on the first dust-proof stop member,

7. a second dustproof stopper 71, a dustproof cover 72, a convex ring 73, a sealing ring 74, a convex fixing part 75 and a threaded hole,

8. the fixing hole is arranged on the outer side of the fixing hole,

9. positioning component 91, positioning rod 92, elastic component 93, blocking cover 94, positioning component 95 and positioning groove,

10. driving the arm.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and embodiments.

Please refer to fig. 1, fig. 2, fig. 3, fig. 4, fig. 5 and fig. 6 in combination, wherein fig. 1 is a schematic structural diagram of a full rolling element unnotched bearing according to a first embodiment of the present invention; FIG. 2 is a schematic view of the overall exterior of the device shown in FIG. 1; FIG. 3 is a schematic structural view of the inner ring shown in FIG. 1; FIG. 4 is a side view of the inner race shown in FIG. 3; FIG. 5 is a schematic view of the second dust-proof stop shown in FIG. 1; fig. 6 is a schematic structural view of the first dust-proof stop member shown in fig. 1. Full rolling element unnotched bearing includes:

the bearing comprises an outer ring 1 and an inner ring 2, wherein a placing cavity is formed between the outer ring 1 and the inner ring 2, and balls are arranged in the placing cavity;

the inner ring 2 comprises a first half inner ring 21 and a second half inner ring 22, the inner sides of the first half inner ring 21 and the second half inner ring 22 are both provided with a connecting ring part 23, the inner side of the connecting ring part 23 is provided with an inner side ring 24, and the connecting ring part 23 is provided with an assembly hole 25;

a first dustproof stopper 6 and a second dustproof stopper 7 are respectively and fixedly mounted on two sides of the inner ring 2 through bolts 4, the first dustproof stopper 6 and the second dustproof stopper 7 both comprise dustproof covers 71, a protruding fixing portion 74 is arranged on one side of each dustproof cover 71 and close to a central hole, a threaded hole is formed in the protruding fixing portion 74 in each second dustproof stopper 7, and a fixing hole 8 is formed in the protruding fixing portion 74 in each first dustproof stopper 6.

The inner surface of the outer ring 1 and the outer surface of the inner ring 2 are both provided with limiting grooves which can limit the balls;

by providing the inner ring 24 for contact with a fixed shaft, the width of the inner ring 24 is the same as the width of the inner ring 2.

The number of the assembling holes 25 is preferably four, and the number of the fixing holes 8 is correspondingly 4.

Two convex rings 72 are arranged on one side of the dust cover 71, and a sealing ring 73 is bonded on one side of each convex ring 72.

The distance between the convex rings is the same as the distance between the inner ring and the outer ring.

Seal groove 5 has all been seted up to the both sides of outer lane 1 and inner circle 2.

The width of the groove cavity of the sealing groove 5 is the same as that of the convex ring 72;

be provided with a word on bolt 4's the end cap and detain or the cross mouth, wherein the outside of fixed orifices 8 is provided with the holding tank, can accomodate bolt 4's end cap.

The utility model provides a full rolling element unnotched bearing's theory of operation as follows:

when two inner rings 2 are fixed, after a first half inner ring 21 and a second half inner ring 22 are correspondingly spliced, assembling holes 25 on the first half inner ring 21 and the second half inner ring 22 are aligned, then a first dustproof blocking piece 6 is correspondingly buckled at one side of a bearing, two convex rings 72 at one side are correspondingly embedded into sealing grooves 5 at one sides of an outer ring 1 and the first half inner ring 21, and a fixing hole 8 on the first dustproof blocking piece 6 corresponds to the assembling holes 25;

then inserting one end of the bolt 4 into the fixing hole 8 correspondingly and penetrating the two assembling holes 25;

then correspondingly buckling the second dustproof blocking piece 7 in the sealing groove 5 on the other side of the outer ring 1 and one side of the second half inner ring 22 in the same way, wherein the threaded hole 75 on the second dustproof blocking piece corresponds to the bolt 4 in position, and the convex fixing parts 74 in the first dustproof blocking piece 6 and the second dustproof blocking piece 7 extend to the inner side of the inner ring 2 to be contacted with the connecting ring part 23;

then, the screwing bolt 4 is screwed tightly with the corresponding thread hole 75 in the second dustproof stopper 7 by a tool or a screwdriver, and the sealing ring 73 is in a compressed state at the moment, so that the sealing performance is ensured.

through at first half inner circle 21 and the inside connecting ring portion 23 that sets up of second half inner circle 22, and the pilot hole 25 has been seted up to the correspondence, and correspond and set up first dustproof fender piece 6 and the dustproof fender piece 7 of second, and keep off at the second and seted up threaded hole on piece 7, the cooperation bolt, can fix first half inner circle 21 and the dustproof fender piece of second half inner circle 22 and two with the bearing simultaneously, and the operation is simple and convenient, and fix through the bolt, convenient to detach, convenient subsequent maintenance etc., and set up dustproof fender piece simultaneously, can avoid the dust to enter into inside the bearing.

Second embodiment

Referring to fig. 7 and 8 in combination, a second embodiment of the present application provides another full rolling element unnotched bearing based on the full rolling element unnotched bearing provided by the first embodiment of the present application. The second embodiment is only the preferred mode of the first embodiment, and the implementation of the second embodiment does not affect the implementation of the first embodiment alone.

Specifically, the full rolling element unnotched bearing provided in the second embodiment of the present application is different in that the full rolling element unnotched bearing has a driving arm 10 fixedly connected to an end cap of the bolt 4.

The bolt 4 can be directly and manually driven to rotate by arranging the driving arm 10, tool operation is not needed, and the operation is simpler and more convenient.

The utility model discloses a positioning device, including outer lane 1, locating component 9, locating component 91, outer lane 1 is fixed in the surface of outer lane, locating component 94 is overlapped on the surface of locating component 91.

The number of the positioning assemblies 9 is four.

The bottom of the positioning member 94 is provided with a positioning groove 95.

The cross-sectional size of the positioning groove 95 is the same as the cross-sectional size of the actuator arm 10.

The top end of the positioning rod 91 is fixedly connected with a blocking cover 93, and an elastic piece 92 is sleeved on the surface of the positioning rod 91 and between the blocking cover 93 and the positioning piece 94.

The cross section of the positioning rod 91 is rectangular.

By arranging the rectangle, the positioning element 94 can be prevented from rotating relative to the positioning rod 91;

when the first half inner ring 21 and the second half inner ring 22 are fixed, the bolt 4 can be directly rotated and fixed by driving the arm 10, and when the bolt is rotated, the positioning part 94 is lifted up, the positioning part 94 compresses the elastic part 92, the arm 10 can be rotated at the moment, after the bolt is screwed down, the end part of the arm 10 is just opposite to the positioning part 94, the positioning part 94 is loosened at the moment, the positioning groove 95 at the bottom end of the positioning part 94 is correspondingly sleeved on the surface of the arm 10, so that the axial direction of the arm 10 is positioned, namely, the axial direction of the bolt 4 is positioned, the bolt 4 is prevented from rotating axially when the bearing shakes, and the bolt 4 is more stably fixed and is simple and convenient to operate.

The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.

Claims

1. A full rolling element unnotched bearing, comprising:

2. The full rolling element unnotched bearing according to claim 1, wherein two protruding rings are arranged on one side of the dust cap, and a sealing ring is bonded on one side of the protruding rings.

3. The full rolling element unnotched bearing of claim 1, wherein sealing grooves are formed on both sides of the outer ring and the inner ring.

4. The full rolling element unnotched bearing according to claim 1, wherein a driver arm is fixedly attached to an end cap of the bolt.

5. The full rolling element unnotched bearing of claim 1, wherein both sides of the surface of the outer ring are fixedly connected with positioning components, each positioning component comprises a positioning rod, the positioning rods are fixed on the surface of the outer ring, and positioning pieces are sleeved on the surfaces of the positioning rods.

6. The full rolling element unnotched bearing according to claim 5, wherein a positioning groove is formed at the bottom of the positioning member.

7. The full rolling element unnotched bearing of claim 6, wherein a blocking cover is fixedly connected to the top end of the positioning rod, and an elastic member is sleeved on the surface of the positioning rod and between the blocking cover and the positioning member.

8. The full rolling element unnotched bearing according to claim 7, wherein the positioning rod has a rectangular cross-section.