CN220330501U

CN220330501U - Small bearing press-in mounting structure

Info

Publication number: CN220330501U
Application number: CN202322021405.0U
Authority: CN
Inventors: 林志鹏
Original assignee: Inatsu Electric Zhuhai Co ltd
Current assignee: Inatsu Electric Zhuhai Co ltd
Priority date: 2023-07-28
Filing date: 2023-07-28
Publication date: 2024-01-12
Anticipated expiration: 2033-07-28

Abstract

The utility model discloses a small bearing press-in mounting structure which comprises a support frame, wherein an upper jig is mounted at the bottom of the top end of the support frame, vertical shafts which are coaxially distributed are arranged below the upper jig, the bottom ends of the vertical shafts are connected with bases, and bearing supports and jackets are sleeved on the vertical shafts; the integrated into one piece is equipped with the round pin post on the overcoat, round pin post and base sliding connection, the cover is equipped with first spring on the round pin post, the cover is equipped with little bearing and big bearing on the vertical axis, little bearing is located the top of big bearing, relates to bearing installation technical field, carries out sliding connection with the base through setting up the round pin post on the overcoat, when pressing in little bearing, can compress first spring in the recess on the base to utilize first spring, convert the hard contact impact force that receives big bearing into indirect contact, produce certain cushioning effect, thereby protected big bearing, reduced big bearing sound, increased big bearing life.

Description

Small bearing press-in mounting structure

Technical Field

The utility model relates to the technical field of bearing installation, in particular to a small bearing press-in installation structure.

Background

When the bearing bracket is used for installing a bearing, firstly, a large bearing part (the large bearing is fixed on the bearing bracket by glue, the large bearing is in interference fit with a shaft) pressed by a motor is placed on an outer sleeve to be fixed, and a small bearing is pressed downwards by an upper jig and is pressed into the bearing bracket; if the outer sleeve is in hard contact, the large bearing is subjected to direct impact force due to the influence of the reaction force, resulting in a short service life of the large bearing.

Disclosure of Invention

The present utility model has been made in view of the problems existing in the conventional press-fitting structure of a small bearing.

Therefore, the utility model aims to provide a small bearing press-in mounting structure, which solves the problem.

In order to solve the technical problems, according to one aspect of the present utility model, the following technical solutions are provided:

the utility model provides a mounting structure is impressed to little bearing, includes the support frame, and the tool is installed to the top bottom of support frame, the below of going up the tool is equipped with the vertical axis of coaxial distribution, and the bottom of vertical axis is connected with the base, the cover is equipped with bearing bracket on the vertical axis, its characterized in that: an outer sleeve is sleeved on the vertical shaft;

the outer sleeve is integrally formed with a pin, the pin is slidably connected with the base, and the pin is sleeved with a first spring.

As a preferable embodiment of the small bearing press-in mounting structure of the present utility model, wherein: the vertical shaft is sleeved with a small bearing and a large bearing, the small bearing is located above the large bearing, and the bottom of the large bearing is abutted to the first spring.

As a preferable embodiment of the small bearing press-in mounting structure of the present utility model, wherein: the top of base has seted up the recess, recess inner wall sliding connection the round pin post.

As a preferable embodiment of the small bearing press-in mounting structure of the present utility model, wherein: the outer wall of the base is welded with a guide pin, the outer sleeve is provided with a wedge-shaped hole, and the inner wall of the wedge-shaped hole is connected with the guide pin in a sliding manner.

As a preferable embodiment of the small bearing press-in mounting structure of the present utility model, wherein: the jacket is provided with a sheath through bolts.

As a preferable embodiment of the small bearing press-in mounting structure of the present utility model, wherein: an inner sleeve is sleeved at the bottom end of the vertical shaft, and the inner sleeve is mounted on the base through a bolt.

As a preferable embodiment of the small bearing press-in mounting structure of the present utility model, wherein: the support frame includes the roof, the bottom fixed mounting of roof has last spacing post, go up spacing post bottom fixed connection spacing post down, the bottom fixed connection backup pad of spacing post down.

As a preferable embodiment of the small bearing press-in mounting structure of the present utility model, wherein: the upper jig is arranged at the bottom of the top plate, and the base is arranged on the supporting plate.

Compared with the prior art, the utility model has the following advantages:

the pin column is arranged on the outer sleeve to be in sliding connection with the base, and when the small bearing is pressed in, the first spring in the groove on the base can be compressed, so that the hard contact impact force received by the large bearing is converted into indirect contact by the first spring, a certain buffer effect is generated, the large bearing is protected, the large bearing sound is reduced, and the service life of the large bearing is prolonged.

Drawings

FIG. 1 is a schematic diagram of a structure provided by the present utility model;

FIG. 2 is an illustration of the view of FIG. 1 provided in accordance with the present utility model;

FIG. 3 is a cross-sectional view of FIG. 2 provided by the present utility model;

FIG. 4 is a partial schematic view of FIG. 3 provided by the present utility model;

fig. 5 is an enlarged view of a portion of fig. 1 provided by the present utility model.

In the figure: the support plate 110, the top plate 120, the upper limit post 130, the upper jig 140, the lower limit post 150, the base 200, the second spring 210, the fastening pin 220, the latch 230, the groove 240, the inner sleeve 260, the outer sleeve 310, the pin 320, the first spring 330, the wedge-shaped hole 340, the guide pin 350, the sheath 360, the bearing bracket 410, the small bearing 420, the large bearing 430, and the vertical shaft 440.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the present utility model more apparent, embodiments of the present utility model will be described in further detail below with reference to the accompanying drawings.

The utility model provides a small bearing press-in mounting structure, referring to fig. 1-5, which comprises a support frame, wherein an upper jig 140 is mounted at the bottom of the top end of the support frame, the upper jig 140 is of a lifting structure and can be a hydraulic cylinder, a vertical shaft 440 which is coaxially distributed is arranged below the upper jig 140, the bottom end of the vertical shaft 440 is connected with a base 200, and a bearing bracket 410 and an outer sleeve 310 are sleeved on the vertical shaft 440;

the outer sleeve 310 is provided with the pin 320 integrally formed, the pin 320 is in sliding connection with the base 200, and the pin 320 is sleeved with the first spring 330, so that when the small bearing 420 is pressed in, the hard contact impact force received by the large bearing 430 is converted into indirect contact, a certain buffer effect is generated, the large bearing 430 is protected, the large bearing sound is reduced, and the service life of the large bearing is prolonged.

The vertical shaft 440 is sleeved with a small bearing 420 and a large bearing 430, the small bearing 420 is positioned above the large bearing 430, and the bottom of the large bearing 430 is abutted against the first spring 330.

Sheath 360 is installed through the bolt on overcoat 310, and fluted 240 has been seted up on the top of base 200, and the inner wall sliding connection round pin post 320 of recess 240 has welded guide pin 350 on the outer wall of base 200, has seted up wedge hole 340 on the overcoat 310, wedge hole 340 inner wall sliding connection guide pin 350 to the stability of overcoat 310 has been guaranteed, and then overall stability has been guaranteed.

The bottom end of the vertical shaft 440 is sleeved with an inner sleeve 260, the inner sleeve 260 also serves the purpose of stabilizing the vertical shaft 440, and the inner sleeve 260 is mounted on the base 200 through bolts.

The support frame includes roof 120, and the bottom fixed mounting of roof 120 has last spacing post 130, and spacing post 150 under spacing post 130 bottom fixed connection, the bottom fixed connection backup pad 110 of spacing post 150 down.

The upper jig 140 is mounted at the bottom of the top plate 120, the base 200 is mounted on the supporting plate 110, a through hole is formed in the middle of the supporting plate 110, the bottom end of the base 200 is inserted into the through hole, a plug 230 is slidably connected in an inner cavity of the base 200, a second spring 210 is arranged at the bottom of the plug 230, the bottom end of the base 200 is in threaded connection with a fastening pin 220, and the fastening pin 220 limits the second spring 210.

In specific use, the small bearing 420 is sleeved on the vertical shaft 440, so that the small bearing 420 is aligned with the mounting hole on the bearing bracket 410, the upper jig 140 drives the small bearing 420 to descend into the hole on the bearing bracket 410, the pin 320 on the outer sleeve 310 slides in the groove 240 in the pressing process of the small bearing 420, and meanwhile, the first spring 330 is extruded, so that the hard contact impact force received by the large bearing 430 is converted into indirect contact, a certain buffer effect is generated, and the large bearing 430 is protected.

Although the utility model has been described hereinabove with reference to embodiments, various modifications thereof may be made and equivalents may be substituted for elements thereof without departing from the scope of the utility model. In particular, the features of the disclosed embodiments may be combined with each other in any manner as long as there is no structural conflict, and the exhaustive description of these combinations is not given in this specification merely for the sake of omitting the descriptions and saving resources. Therefore, it is intended that the utility model not be limited to the particular embodiment disclosed, but that the utility model will include all embodiments falling within the scope of the appended claims.

Claims

1. The utility model provides a mounting structure is impressed to little bearing, includes the support frame, and fixture (140) are installed to the top bottom of support frame, the below of going up fixture (140) is equipped with coaxial distribution's vertical axis (440), and the bottom of vertical axis (440) is connected with base (200), the cover is equipped with bearing bracket (410), its characterized in that on vertical axis (440): an outer sleeve (310) is sleeved on the vertical shaft (440);

the outer sleeve (310) is provided with a pin (320) in an integrated mode, the pin (320) is connected with the base (200) in a sliding mode, and the pin (320) is sleeved with a first spring (330).

2. The small bearing press-in mounting structure according to claim 1, wherein the vertical shaft (440) is sleeved with a small bearing (420) and a large bearing (430), the small bearing (420) is located above the large bearing (430), and the bottom of the large bearing (430) abuts against the first spring (330).

3. The small bearing press-in mounting structure according to claim 1, wherein a groove (240) is formed at the top end of the base (200), and the inner wall of the groove (240) is slidably connected to the pin (320).

4. The small bearing press-in mounting structure according to claim 2, wherein the outer wall of the base (200) is welded with a guide pin (350), the outer sleeve (310) is provided with a wedge-shaped hole (340), and the inner wall of the wedge-shaped hole (340) is slidably connected with the guide pin (350).

5. A small bearing press-in mounting structure according to any one of claims 1-4, characterized in that the jacket (310) is provided with a jacket (360) by means of bolts.

6. The small bearing press-in mounting structure according to claim 5, wherein an inner sleeve (260) is sleeved at the bottom end of the vertical shaft (440), and the inner sleeve (260) is mounted on the base (200) through bolts.

7. The small bearing press-in mounting structure according to claim 6, wherein the supporting frame comprises a top plate (120), an upper limit column (130) is fixedly mounted at the bottom of the top plate (120), a lower limit column (150) is fixedly connected to the bottom end of the upper limit column (130), and a supporting plate (110) is fixedly connected to the bottom end of the lower limit column (150).

8. The small bearing press-in mounting structure according to claim 7, wherein the upper jig (140) is mounted at the bottom of the top plate (120), and the base (200) is mounted on the support plate (110).