CN208977706U - A kind of back-up roll bearing assembly auxiliary device - Google Patents

Abstract

The utility model discloses a kind of back-up roll bearings of back-up roll bearing technical field to assemble auxiliary device, including device pedestal, the top right side of device pedestal is installed with sleeve fixing component, the top left side of device pedestal is equipped with slide rail and sliding slider, roller limited block is fixedly installed at the top of sliding slider, roller limit circular groove and roller posting port are offered at the center of roller limited block, press sleeve is provided on the left of roller limited block, press sleeve is sheathed on the outside of bearing shaft, the bottom of press sleeve is connected with pressing plate, the right side wall bottom of pressing plate is connected with press slide bar, the right end for pressing slide bar runs through roller limited block, and it is slidably connected with it, the right end of press slide bar is connected with limit baffle, the outer wall of press slide bar is arranged with reset spring, reset spring is connected between pressing plate and roller limited block , the utility model provide it is a kind of convenient for back-up roll bearing assembly assembly auxiliary device.

Description

A kind of back-up roll bearing assembly auxiliary device

Technical field

The utility model relates to back-up roll bearing technical field, specially a kind of back-up roll bearing assembles auxiliary device.

Background technique

Back-up roll bearing is mainly used for the large-scale heavy industry machinery such as metallurgy, and structure includes that outer ring, shaft, roller and correlation are close Sealing is different from plain bearing, and back-up roll bearing has biggish radial width, so that can be along axial peace between outer ring and shaft The roller that multiple groups array circularizes is set, therefore roller has biggish bearing capacity big using completely dress ball design, caters to large-scale weight The work requirements of work machinery high load, bearing roll shaft generally use outside framework oil seal and O-ring seals to cooperate sealing sealing, have close Good, the superiority of not easy oil leakage of envelope property, in addition, the bearing general machining accuracy of roll shaft outer ring outer circle is higher, outer ring outer circle can be direct It is used as working face.

In addition, as shown in Fig. 4, existing back-up roll bearing primary structure include bearing sleeve 1a, bearing shaft 2a and Bearing roller 3a needs bearing roller 3a circular array shape being attached at bearing shaft 2a outer wall trench in bearing assembly Afterwards, it is further placed into the inner cavity of bearing sleeve 1a, in Production of bearing workshop, has special assembly equipment to carry out Automated assembly.

But when breaking down during back-up roll bearing use, if wanting to repair back-up roll bearing inside, just need It first to be dismantled, after the completion of maintenance, then be re-assemblied, just need one kind that can be convenient for back-up roll bearing in assembling process The assembly auxiliary device of assembly.

Based on this, the utility model devises a kind of back-up roll bearing assembly auxiliary device, to solve the above problems.

Utility model content

The purpose of this utility model is to provide a kind of back-up roll bearings to assemble auxiliary device, above-mentioned in backing roll to solve When breaking down between baering life, if wanting to repair back-up roll bearing inside, it is necessary to first be dismantled, maintenance is completed Afterwards, it then is re-assemblied, just needs one kind can be convenient for the assembly auxiliary device of back-up roll bearing assembly in assembling process Problem.

To achieve the above object, the utility model provides the following technical solutions: a kind of back-up roll bearing assembly auxiliary device, Including device pedestal, the top right side of described device pedestal is installed with sleeve fixing component, clamps on the sleeve fixing component There is bearing sleeve, the top left side of described device pedestal is equipped with slide rail, and the top movable of the slide rail is connected with Sliding slider is fixedly installed with roller limited block at the top of the sliding slider, offers at the center of the roller limited block Roller limits circular groove, and roller posting port is offered at the top of the roller limit circular groove, is passed through in the middle part of the roller limit circular groove It is installed with bearing shaft, circular array is provided with bearing roller, the bearing rolling in the outer circumferential walls groove of the bearing shaft Column outer wall is bonded with roller limit circular groove inner wall gap, and press sleeve, the press are provided on the left of the roller limited block Sleeve is sheathed on the outside of bearing shaft, and the bottom of the press sleeve is connected with pressing plate, the right side wall bottom of the pressing plate Portion is connected with press slide bar, and the right end of the press slide bar runs through roller limited block, and is slidably connected with it, the press slide bar Right end be connected with limit baffle, the outer wall of the press slide bar is arranged with reset spring, and the reset spring is connected to pressing Between plate and roller limited block.

Preferably, the sleeve fixing component includes U-shaped grip block, and the bottom of the U-shaped grip block is connected with link block, The intracavity sidewall of the U-shaped grip block is provided with vulcanie bed course, and the inner wall two sides of the U-shaped grip block are symmetrical arranged limited Position convex block.

Preferably, the press sleeve and roller limit circular groove axis line position coincide.

Preferably, the left and right ends of the slide rail are installed with sliding rail limited block.

Preferably, the roller posting port width is equal to the diameter of bearing roller.

Preferably, the upper end of the roller posting port is provided with guidance flaring.

Compared with prior art, the utility model has the beneficial effects that the utility model is structurally reasonable, the utility model is logical It crosses roller limited block, roller limit circular groove, roller posting port and press sleeve to cooperate, when assembling, roller limits circular groove can Constraint position-limiting action is played to bearing roller, is circularized convenient for surrounding bearing roller around bearing shaft, press sleeve can incite somebody to action Inner cavity of the bearing shaft together with bearing roller push-in bearing sleeve；The main excellent point of the utility model is effectively solve hand In dynamic assembling process, due to lacking the effect of contraction to bearing roller, bearing roller is easy to be scattered, is difficult to roll on bearing when assembling Column surrounds the problem of circularizing around bearing shaft.

Detailed description of the invention

In order to illustrate more clearly of the technical solution of the utility model embodiment, make required for being described below to embodiment Attached drawing is briefly described, it should be apparent that, the drawings in the following description are merely some embodiments of the present invention, For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings Other attached drawings.

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

Fig. 2 is the utility model roller standoff features schematic diagram；

Fig. 3 is the utility model sleeve fixing component structural schematic diagram；

Fig. 4 is existing back-up roll bearing pivot structure schematic diagram.

In attached drawing, parts list represented by the reference numerals are as follows:

1- device pedestal, 2- sleeve fixing component, 21-U shape grip block, 22- link block, 23- vulcanie bed course, 24- Spacing block set, 3- slide rail, 4- sliding slider, 5- roller limited block, 6- roller limit circular groove, 7- roller posting port, the top 8- Pressing sleeve cylinder, 9- pressing plate, 10- press slide bar, and 11- limits baffle, 12- reset spring, 13- sliding rail limited block, 1a- bearing holder (housing, cover) Cylinder, 2a- bearing shaft, 3a- bearing roller.

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 is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without creative efforts All other embodiment obtained, fall within the protection scope of the utility model.

Fig. 1-4 is please referred to, the utility model provides a kind of technical solution: a kind of back-up roll bearing assembly auxiliary device, packet Device pedestal 1 is included, the top right side of device pedestal 1 is installed with sleeve fixing component 2, is clamped with bearing on sleeve fixing component 2 Sleeve 1a, the top left side of device pedestal 1 are equipped with slide rail 3, and the top movable of slide rail 3 is connected with sliding slider 4, The top of sliding slider 4 is fixedly installed with roller limited block 5, and roller limit circular groove 6 is offered at the center of roller limited block 5, The top of roller limit circular groove 6 offers roller posting port 7, and the middle part of roller limit circular groove 6, which is run through, bearing shaft 2a, bearing Circular array is provided with bearing roller 3a in the outer circumferential walls groove of shaft 2a, and bearing roller 3a outer wall and roller limit circular groove The fitting of 6 inner wall gaps, the left side of roller limited block 5 are provided with press sleeve 8, and press sleeve 8 is sheathed on the outer of bearing shaft 2a Side, the bottom of press sleeve 8 are connected with pressing plate 9, and the right side wall bottom of pressing plate 9 is connected with press slide bar 10, presses slide bar 10 right end runs through roller limited block 5, and is slidably connected with it, and the right end of press slide bar 10 is connected with limit baffle 11, press The outer wall of slide bar 10 is arranged with reset spring 12, and reset spring 12 is connected between pressing plate 9 and roller limited block 5；

Wherein, sleeve fixing component 2 includes U-shaped grip block 21, and the bottom of U-shaped grip block 21 is connected with link block 22, U-shaped The intracavity sidewall of grip block 21 is provided with vulcanie bed course 23, and the inner wall two sides of U-shaped grip block 21 are symmetrically arranged with limit convex Block 24, convenient for gripping bearing sleeve 1a；Press sleeve 8 and roller limit 6 axis line position of circular groove coincide, convenient for press Sleeve 8 accurately pushes bearing roller 3a；The left and right ends of slide rail 3 are installed with sliding rail limited block 13, play position-limiting action； 7 width of roller posting port is equal to the diameter of bearing roller 3a, convenient for placing bearing roller 3a, the upper end of roller posting port 7 one by one It is provided with guidance flaring, plays guiding function, limits circular groove 6 convenient for bearing roller 3a merging roller.

One concrete application of the present embodiment are as follows: the present apparatus is that a kind of back-up roll bearing assembles auxiliary device, in use, first Bearing sleeve 1a is first caught in the inner cavity of U-shaped grip block 21, spacing block set 24 can play position-limiting action, protect bearing sleeve 1a Water holding level state, and aligned with bearing shaft 2a, bearing shaft 2a will be then laterally disposed in by hand-held bearing shaft 2a Roller limits the inner cavity of circular groove 6, and makes trough aligned roller limit circular groove 6 to be assembled on bearing shaft 2a, then, from roller Posting port 7 is placed in bearing roller 3a one by one, until forming complete annular, roller limits the roller on circular groove 6 and bearing sleeve 1a Groove cooperation, can play constraint position-limiting action to bearing roller 3a, convenient for bearing roller 3a to be surrounded by around bearing shaft 2a Annular then elapses roller limited block 5 to the right, makes bearing roller 3a close at the port of bearing sleeve 1a, then presses Pressing plate 9 makes 12 forced contraction of reset spring, presses sleeve 8 and roller limited block 5 mutually close to until the right side of press sleeve 8 End is by the inner cavity of bearing shaft 2a connection bearing roller 3a push-in bearing sleeve 1a, if there is multiple roller ditches on bearing sleeve 1a Slot repeats aforesaid operations, and the main excellent point of the present apparatus is during effectively can solving hand assembled, due to shortage pair The effect of contraction of bearing roller 3a, bearing roller 3a is easy to be scattered, be difficult bearing roller 3a around bearing shaft 2a when assembling Around the problem of circularizing.

In the description of this specification, the description of reference term " one embodiment ", " example ", " specific example " etc. means Particular features, structures, materials, or characteristics described in conjunction with this embodiment or example are contained at least one of the utility model In embodiment or example.In the present specification, schematic expression of the above terms be not necessarily referring to identical embodiment or Example.Moreover, particular features, structures, materials, or characteristics described can be in any one or more embodiment or examples In can be combined in any suitable manner.

The preferred embodiment in the utility model disclosed above is only intended to help to illustrate the utility model.Preferred embodiment is simultaneously There is no the details that detailed descriptionthe is all, also not limiting the utility model is only the specific embodiment.Obviously, according to this theory The content of bright book can make many modifications and variations.These embodiments are chosen and specifically described to this specification, is in order to preferably The principles of the present invention and practical application are explained, so that skilled artisan be enable to better understand and utilize this Utility model.The utility model is limited only by the claims and their full scope and equivalents.

Claims (6)

1. a kind of back-up roll bearing assembles auxiliary device, including device pedestal (1), it is characterised in that: described device pedestal (1) Top right side is installed with sleeve fixing component (2), is clamped with bearing sleeve (1a), the dress on the sleeve fixing component (2) The top left side of bottom set seat (1) is equipped with slide rail (3), and the top movable of the slide rail (3) is connected with sliding slider (4), it is fixedly installed with roller limited block (5) at the top of the sliding slider (4), is opened at the center of the roller limited block (5) Circular groove (6) are limited equipped with roller, are offered roller posting port (7) at the top of roller limit circular groove (6), the roller limit The middle part of circular groove (6) is through having bearing shaft (2a), and circular array is set in the outer circumferential walls groove of the bearing shaft (2a) It is equipped with bearing roller (3a), bearing roller (3a) outer wall is bonded with roller limit circular groove (6) inner wall gap, the roller limit Press sleeve (8) is provided on the left of position block (5), press sleeve (8) is sheathed on the outside of bearing shaft (2a), the top The bottom of pressing sleeve cylinder (8) is connected with pressing plate (9), and the right side wall bottom of the pressing plate (9) is connected with press slide bar (10), institute The right end of press slide bar (10) is stated through roller limited block (5), and is slidably connected with it, the right end of press slide bar (10) is solid It is connected to limit baffle (11), the outer wall of press slide bar (10) is arranged with reset spring (12), and the reset spring (12) is supported It is connected between pressing plate (9) and roller limited block (5).

2. a kind of back-up roll bearing according to claim 1 assembles auxiliary device, it is characterised in that: the fixed group of the sleeve Part (2) includes U-shaped grip block (21), and the bottom of the U-shaped grip block (21) is connected with link block (22), the U-shaped grip block (21) intracavity sidewall is provided with vulcanie bed course (23), and the inner wall two sides of the U-shaped grip block (21) are symmetrical arranged limited Position convex block (24).

3. a kind of back-up roll bearing according to claim 1 assembles auxiliary device, it is characterised in that: the press sleeve (8) it coincides with roller limit circular groove (6) axis line position.

4. a kind of back-up roll bearing according to claim 1 assembles auxiliary device, it is characterised in that: the slide rail (3) left and right ends are installed with sliding rail limited block (13).

5. a kind of back-up roll bearing according to claim 1 assembles auxiliary device, it is characterised in that: the roller posting port (7) width is equal to the diameter of bearing roller (3a).

6. a kind of back-up roll bearing according to claim 1 assembles auxiliary device, it is characterised in that: the roller posting port (7) upper end is provided with guidance flaring.