CN210397474U

CN210397474U - Single flange cylindrical roller bearing assembly fixture

Info

Publication number: CN210397474U
Application number: CN201921215517.7U
Authority: CN
Inventors: 石志方; 吴霓琪
Original assignee: WUXI ZHENGDA BEARING MACHINERY MANUFACTURING CO LTD
Current assignee: WUXI ZHENGDA BEARING MACHINERY MANUFACTURING CO LTD
Priority date: 2019-07-30
Filing date: 2019-07-30
Publication date: 2020-04-24
Anticipated expiration: 2029-07-30

Abstract

The utility model discloses a single flange cylindrical roller bearing assembly fixture belongs to bearing technical field, including first base, second base, first base, second base are discoid, one side of first base, second base is fixed with along the outside convex of the axis of first base, second base and with the annular flange of the ring of first base, the coaxial of second base, the protrusion height of flange is less than cylindrical roller's length, the external diameter of base is greater than the external diameter of the annular flange of ring, be equipped with the dress seed mouth of a disconnection flange on the flange, the width of dress seed mouth is greater than cylindrical roller's external diameter. The utility model discloses a setting has the flange of dress seed mouth, has played the effect of constraint cylindrical roller when the cylindrical roller of packing into, makes the operator no longer tie cylindrical roller with the hand, has made things convenient for cylindrical roller's installation, has improved assembly speed, has simple structure, low in manufacturing cost, convenient to use's advantage.

Description

Single flange cylindrical roller bearing assembly fixture

Technical Field

The utility model relates to a bearing technical field specifically is a single flange cylindrical roller bearing assembly fixture.

Background

In the field of mechanical products, bearings are commonly used as a carrier for rotating parts. Particularly, in the production process of the cylindrical roller bearing, a plurality of cylindrical rollers need to be installed in the inner ring and the outer ring of the bearing, in the conventional installation process, an operator needs to bind the plurality of cylindrical rollers by hands, but because the space bound by the hands is limited, individual cylindrical rollers can easily fall off due to no binding, the installation is difficult, time and labor are wasted, and the assembly speed of the bearing is influenced.

Disclosure of Invention

An object of the utility model is to provide a single flange cylindrical roller bearing assembly fixture adopts this frock to tie cylindrical roller, has solved present cylindrical roller bearing assembly in-process cylindrical roller because of not having the problem that the constraint drops the installation difficulty easily, has improved cylindrical roller bearing's assembly speed.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a single flange cylindrical roller bearing assembly fixture, includes first base, second base, first base, second base are discoid, one side of first base, second base is fixed with along the outside convex of the axis of first base, second base and with the coaxial annular flange of first base, second base, the protrusion height of flange is less than cylindrical roller's length, the external diameter of first base, second base is greater than the external diameter of the annular flange of circle, be equipped with the dress seed mouth of a disconnection flange on the flange, the width of dress seed mouth is greater than cylindrical roller's external diameter, one side that is located the flange of first base is equipped with first heavy platform, one side that is located the flange of second base is equipped with the heavy platform of second.

Preferably, the inner diameter of the rib is matched with the inner diameter of a bearing outer ring raceway of a first bearing outer ring matched with the first bearing inner ring.

Preferably, the outer diameter of the rib is matched with the outer diameter of a bearing inner ring raceway of a second bearing inner ring matched with the second bearing outer ring.

Preferably, the first sinking platform is arranged on the inner side of the annular flange, the diameter of the first sinking platform is matched with the outer diameter of the bearing inner ring annular flange on the outer side of the first bearing inner ring, and the depth of the first sinking platform is matched with the width of the bearing inner ring annular flange on the outer side of the first bearing inner ring.

Preferably, the second sinking platform is arranged on the outer side of the circular retaining edge, the diameter of the second sinking platform is smaller than that of the maximum excircle of the second base, the diameter of the second sinking platform is matched with the inner diameter of the bearing outer ring annular flange on the inner side of the second bearing outer ring, and the depth of the second sinking platform is matched with the width of the bearing outer ring annular flange on the inner side of the second bearing outer ring.

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

1. the utility model discloses a setting has the flange of dress seed mouth, has played the effect of constraint cylindrical roller when the cylindrical roller of packing into, ensures that cylindrical roller is in the raceway of bearing inner race or bearing inner race, makes the operator no longer with the hand constraint cylindrical roller, has also ensured that cylindrical roller receives the constraint of flange and no longer drops, has made things convenient for the installation, has improved assembly speed.

2. The utility model discloses the width that sets up on the flange is greater than the dress seed mouth of cylindrical roller diameter, makes cylindrical roller pack into in order of sequence one by one, has satisfied assembly process's requirement.

3. The utility model discloses a single flange cylindrical roller bearing assembly fixture has simple structure, low in manufacturing cost, convenient to use's advantage.

Drawings

Fig. 1 is a schematic front view of a first embodiment of the present invention;

FIG. 2 is a schematic sectional view A-A of FIG. 1;

FIG. 3 is a schematic view of the assembly 1 of the first embodiment;

FIG. 4 is a schematic view of the assembly 2 of the first embodiment;

FIG. 5 is a schematic view of the assembly 3 of the first embodiment;

fig. 6 is a schematic front view of a second embodiment of the present invention;

FIG. 7 is a schematic cross-sectional view B-B of FIG. 6;

FIG. 8 is a schematic view of an assembly 1 of a second embodiment;

FIG. 9 is a schematic view of the assembly 2 of the second embodiment;

FIG. 10 is a schematic view of the assembly 3 of the second embodiment;

in the figure: 10-a first base, 10 '-a second base, 15-a first sinking platform, 15' -a second sinking platform, 20-a rib, 30-a seed loading port, 40-a cylindrical roller, 45-a first bearing inner ring, 45 '-a second bearing inner ring, 50-a first bearing outer ring, 50' -a second bearing outer ring, 451-a bearing inner ring annular flange, 452 '-a bearing inner ring raceway, 501' -a bearing outer ring annular flange, 502-a bearing outer ring raceway.

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.

First embodiment

Referring to fig. 1, 2, 3, 4 and 5, a single-flange cylindrical roller bearing assembly fixture includes a first base 10, the first base 10 is disc-shaped, a circular flange 20 that protrudes outward along an axis of the first base 10 and is coaxial with the first base 10 is fixed on one side of the first base 10, a protruding height of the flange 20 is smaller than a length of a cylindrical roller 40, an outer diameter of the first base 10 is larger than an outer diameter of the circular flange 20, a seed loading port 30 that disconnects the flange 20 is arranged on the flange 20, a width of the seed loading port 30 is larger than the outer diameter of the cylindrical roller 40, and a first sinking platform 15 that is located inside the circular flange 20 is arranged on one side of the first base 10 that is located on the flange 20.

The inner diameter of the rib 20 matches the inner diameter of the bearing outer race raceway 502 of the first bearing outer race 50 that matches the first bearing inner race 45.

The diameter of the first sunken platform 15 is matched with the outer diameter of the bearing inner ring annular flange 451 on the outer side of the first bearing inner ring 45, and the depth of the first sunken platform 15 is matched with the width of the bearing inner ring annular flange 451 on the outer side of the first bearing inner ring 45.

When the cylindrical roller 40 is assembled, firstly, the first base 10 is horizontally placed on an assembly workbench, the rib 20 faces upwards, then the first bearing inner ring 45 is placed in the first sinking platform 15, at the moment, the bearing inner ring annular flange 451 at one side of the first bearing inner ring 45 falls into the first sinking platform 15, and the inner side plane of the bearing inner ring annular flange 451 is flush with the bottom plane of the rib 20; the cylindrical rollers 40 are pushed into an annular space between the flange 20 and the first bearing inner ring 45 from the outer side of the flange 20 through the seed loading openings 30 one by one in the axial vertical direction, after the required number of cylindrical rollers 40 are loaded, the bearing outer ring raceway 502 of the first bearing outer ring 50 is covered along the outer circumference formed by all the cylindrical rollers 40, so that the end surface of the first bearing outer ring 50 is attached to the top surface of the flange 20, then the whole body is turned over, the first bearing inner ring 45 drives all the cylindrical rollers 40 to be separated from the first base 10 and the flange 20, the first bearing inner ring 45 and all the cylindrical rollers 40 enter the first bearing outer ring 50, and finally the first base 10 is taken down, so that the assembly of all the cylindrical rollers 40 is completed.

The single-flange cylindrical roller bearing assembly fixture adopting the embodiment can be called as an outer ring single-flange cylindrical roller bearing assembly fixture.

Second embodiment

Referring to fig. 6, 7, 8, 9 and 10, a single-flange cylindrical roller bearing assembly fixture includes a second base 10 ', the second base 10' is disc-shaped, a circular flange 20 protruding outward along an axis of the second base 10 'and coaxial with the second base 10' is fixed on one side of the second base 10 ', a protruding height of the flange 20 is smaller than a length of the cylindrical roller 40, an outer diameter of the second base 10' is larger than an outer diameter of the circular flange 20, a seed loading port 30 for disconnecting the flange 20 is arranged on the flange 20, a width of the seed loading port 30 is larger than the outer diameter of the cylindrical roller 40, and a second sink 15 'located outside the circular flange 20 is arranged on one side of the second base 10' located on the flange 20.

The outside diameter of the rib 20 matches the outside diameter of the bearing inner race raceway 452 ' of the second bearing inner race 45 ' to which the second bearing outer race 50 ' is fitted.

The diameter of the second sinking platform 15 'is smaller than the diameter of the largest excircle of the second base 10', the diameter of the second sinking platform 15 'is matched with the inner diameter of the bearing outer ring annular flange 501' on the inner side of the second bearing outer ring 50 ', and the depth of the second sinking platform 15' is matched with the width of the bearing outer ring annular flange 501 'on the inner side of the second bearing outer ring 50'.

When the cylindrical roller 40 is assembled, firstly, the second base 10 ' is horizontally placed on an assembly workbench, the flange 20 faces upwards, then the second bearing outer ring 50 ' is placed in the second sinking platform 15 ', at the moment, the bearing outer ring annular flange 501 ' on one side of the second bearing outer ring 50 ' falls into the second sinking platform 15 ', and the inner side plane of the bearing outer ring annular flange 501 ' is flush with the bottom plane of the flange 20; the cylindrical rollers 40 are pushed into an annular space between the flange 20 and the second bearing outer ring 50 ' from the inner side of the flange 20 through the seed loading openings 30 one by one in the axial vertical direction, after the required number of cylindrical rollers 40 are loaded, the bearing inner ring raceway 452 ' of the second bearing inner ring 45 ' is inserted along the inner circumference formed by all the cylindrical rollers 40, so that the end surface of the second bearing inner ring 45 ' is attached to the top surface of the flange 20, then the whole cylindrical rollers are turned over, the second bearing outer ring 50 ' drives all the cylindrical rollers 40 to be separated from the second base 10 ' and the flange 20, the second bearing outer ring 50 ' and all the cylindrical rollers 40 enter the second bearing inner ring 45 ', and finally the second base 10 ' is taken down to complete the assembly of all the cylindrical rollers 40.

The single-flange cylindrical roller bearing assembly fixture adopting the embodiment can be called as an inner ring single-flange cylindrical roller bearing assembly fixture.

To sum up, the utility model discloses a setting has flange 20 of dress seed mouth 30, has played the effect of constraint cylindrical roller 40 when packing into cylindrical roller 40, ensures that cylindrical roller 40 is in the raceway of first bearing inner circle 45 or second bearing outer circle 50', makes the operator no longer constrain cylindrical roller 40 with the hand, has also ensured that cylindrical roller 40 is not dropped off again by the constraint of flange 20, has made things convenient for the installation, has improved assembly speed; the utility model discloses a single flange cylindrical roller bearing assembly fixture has simple structure, low in manufacturing cost, convenient to use's advantage.

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

1. The utility model provides a single flange cylindrical roller bearing assembly fixture, includes first base (10), second base (10'), its characterized in that: the first base (10) and the second base (10 ') are disc-shaped, one side of the first base (10) and one side of the second base (10') are fixed with annular flanges (20) which protrude outwards along the axial lines of the first base (10) and the second base (10 ') and are coaxial with the first base (10) and the second base (10'), the protruding height of the rib (20) is less than the length of the cylindrical roller (40), the outer diameters of the first base (10) and the second base (10') are larger than the outer diameter of the annular flange (20), the flange (20) is provided with a seed containing port (30) for disconnecting the flange (20), the width of the seed containing port (30) is larger than the outer diameter of the cylindrical roller (40), one side of the first base (10) positioned on the flange (20) is provided with a first sinking platform (15), and a second sinking platform (15 ') is arranged on one side, located on the rib (20), of the second base (10').

2. The assembly tool for the single-flange cylindrical roller bearing of claim 1, is characterized in that: the inner diameter of the rib (20) is matched with the inner diameter of a bearing outer ring raceway (502) of a first bearing outer ring (50) matched with the first bearing inner ring (45).

3. The assembly tool for the single-flange cylindrical roller bearing of claim 1, is characterized in that: the outer diameter of the rib (20) is matched with the outer diameter of a bearing inner ring raceway (452 ') of a second bearing inner ring (45 ') matched with the second bearing outer ring (50 ').

4. The assembly tool for the single-flange cylindrical roller bearing of claim 2, is characterized in that: the first sinking platform (15) is arranged on the inner side of the annular flange (20), the diameter of the first sinking platform (15) is matched with the outer diameter of the bearing inner ring annular flange (451) on the outer side of the first bearing inner ring (45), and the depth of the first sinking platform (15) is matched with the width of the bearing inner ring annular flange (451) on the outer side of the first bearing inner ring (45).

5. The assembly tooling of the single-flange cylindrical roller bearing of claim 3, characterized in that: the second sinking platform (15 ') is arranged on the outer side of the annular rib (20), the diameter of the second sinking platform (15 ') is smaller than the diameter of the maximum excircle of the second base (10 '), the diameter of the second sinking platform (15 ') is matched with the inner diameter of the bearing outer ring annular flange (501 ') on the inner side of the second bearing outer ring (50 '), and the depth of the second sinking platform (15 ') is matched with the width of the bearing outer ring annular flange (501 ') on the inner side of the second bearing outer ring (50 ').