CN109940548B

CN109940548B - Guide type bearing press-in mechanism

Info

Publication number: CN109940548B
Application number: CN201910239463.6A
Authority: CN
Inventors: 刘强; 李雨田; 王温栋
Original assignee: Xian Aeronautical Polytechnic Institute
Current assignee: Xian Aeronautical Polytechnic Institute
Priority date: 2019-03-27
Filing date: 2019-03-27
Publication date: 2021-03-26
Anticipated expiration: 2039-03-27
Also published as: CN109940548A

Abstract

The invention discloses a guide type bearing press-in mechanism which comprises a round pipe and a pressing plate, wherein the round pipe is of a detachable structure and is fixedly connected with the pressing plate, the round pipe is sleeved on a rotating shaft and can move along the rotating shaft in a guide mode, the pressing plate is used for clamping a bearing, and the bearing is installed on the rotating shaft through the guide movement of the round pipe on the rotating shaft. The bearing mounting device is simple in structure and operation, capable of stably and quickly mounting the bearing on the rotating shaft, time-saving and labor-saving, and suitable for popularization and use.

Description

Guide type bearing press-in mechanism

Technical Field

The invention belongs to the technical field of mechanical structures, and particularly relates to a guide type bearing press-in mechanism.

Background

The bearing is an important part in the modern mechanical equipment, and the main function of the bearing is to support a mechanical rotating body, reduce the friction coefficient in the movement process of the mechanical rotating body and ensure the rotation precision of the mechanical rotating body. Through the bearing, relative rotation between the parts can be realized, and the axial and radial movement of the two parts can be controlled. Many devices, if they are separated from the bearing, cannot realize energy transmission at all, for example, the motor, motor shaft rotates, and only can transmit the rotation to the energy output end through the bearing.

Therefore, the installation of the bearing has a great influence on the realization and transmission of the transmission. The bearing is generally pressed in manually in the existing industry, the pressing-in process lacks positioning, the bearing is easy to collide with a rotating shaft, and the workpiece is easy to damage.

Disclosure of Invention

The technical problem to be solved by the invention is to provide a guide type bearing press-in mechanism aiming at the defects in the prior art, which has the advantages of simple structure and convenient use, can enable the inner ring of the bearing to be opposite to the rotating shaft and positioned with the rotating shaft, can stably and quickly install the bearing on the rotating shaft, avoids collision or scraping, and avoids damage.

The invention adopts the following technical scheme:

the utility model provides a direction formula bearing mechanism of impressing, includes pipe and clamp plate, and the pipe is detachable structure, with clamp plate fixed connection, and the pipe suit is in the pivot and can follow the pivot direction removal, and the clamp plate is used for pressing from both sides the dress bearing, through the pipe guide movement in the pivot with the bearing installation to the pivot.

Specifically, the pipe includes lower hemisphere shell and upper hemisphere shell, and the both sides terminal surface of lower hemisphere shell and upper hemisphere shell connects into integral type structure through two connection pieces respectively.

Furthermore, two positioning holes are correspondingly formed in the end faces of the two sides of the lower hemispherical shell and the upper hemispherical shell respectively, positioning rods are arranged on the connecting pieces corresponding to the positioning holes, and the positioning rods are used for being correspondingly connected with the positioning holes.

Furthermore, the connecting sheet is of an arc-shaped structure, and a handle is arranged on the surface of the connecting sheet.

Specifically, two fixing rods are symmetrically arranged on the outer arc surface of the round pipe, the two pressing plates comprise two pressing plates, and the two pressing plates are fixedly connected with the round pipe through one fixing rod respectively.

Furthermore, the fixed rod is of an L-shaped structure, and the pressing plate is of an arc-shaped structure.

Specifically, a rubber layer is arranged between the bearing and the pressure plate.

Furthermore, an anti-slip groove is annularly arranged on the contact surface of the rubber layer and the bearing along the inner surface of the rubber layer.

Furthermore, the anti-skid groove comprises at least one groove.

Specifically, two handles are symmetrically arranged on two sides of the outer portion of the circular tube, and the handles are connected with the outer arc surface of the circular tube through straight rods respectively and used for controlling the circular tube to move along the rotating shaft direction.

Compared with the prior art, the invention has at least the following beneficial effects:

according to the guide type bearing press-in mechanism, the round pipe is sleeved on the rotating shaft, the bearing is arranged between the pressing plates connected with the round pipe, the mechanism is simple in structure, the round pipe is moved to enable the bearing to be sleeved on the rotating shaft, the bearing can be stably and quickly installed on the rotating shaft, collision or scraping is avoided, damage is avoided, and safety is improved.

Furthermore, the two ends of the lower hemispherical shell and the upper hemispherical shell are connected into a whole through connecting sheets, so that the lower hemispherical shell and the upper hemispherical shell can be conveniently assembled and disassembled.

Furthermore, the connecting piece is connected with the positioning holes at the two ends of the lower hemispherical shell and the upper hemispherical shell in a matched mode through the positioning rods, so that the mounting and the dismounting are convenient, and the time and the labor are saved.

Furthermore, the pressing plates comprise two pressing plates which are arranged into a house type structure and can be well matched with the bearing for clamping.

Furthermore, the arranged rubber layer can avoid collision or scraping of the bearing surface, and plays a role in protection.

Furthermore, the anti-slip grooves increase the friction between the anti-slip grooves and the bearing, and the firmness between the bearing and the rubber layer is increased.

Furthermore, the round pipe can be conveniently pushed to be pressed in through the handle, so that the round pipe can move along the rotating shaft, and time and labor are saved.

In conclusion, the bearing mounting device is simple in structure, simple to operate, capable of stably and quickly mounting the bearing on the rotating shaft, time-saving, labor-saving and suitable for popularization and use.

The technical solution of the present invention is further described in detail by the accompanying drawings and embodiments.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a right side view of a barrel according to the present invention;

FIG. 3 is a schematic view of the structure of two press plates of the present invention.

Wherein: 1. a lower hemispherical shell; 2. an upper hemispherical shell; 3. a grip; 4. fixing the rod; 5. pressing a plate; 6. a rubber layer; 7. a bearing; 8. connecting sheets; 9. positioning a rod; 10. positioning holes; 11. and (4) carrying out handle.

Detailed Description

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "one side", "one end", "one side", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention. In addition, in the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The invention provides a guide type bearing press-in mechanism, which is characterized in that a round pipe is sleeved on a rotating shaft, a bearing 7 is arranged between two pressing plates 5 connected with the round pipe, the round pipe is moved to enable the bearing 7 to be sleeved on the rotating shaft, the bearing can be stably and quickly arranged on the rotating shaft, collision or scraping is avoided, and damage is avoided.

Referring to fig. 1, the guiding type bearing press-in mechanism of the present invention includes a circular tube, two pressing plates 5 and a bearing 7, wherein the pressing plates 5 are arc-shaped, the bearing 7 is disposed between the two pressing plates 5, the two pressing plates 5 are respectively connected with an outer arc surface of the circular tube through a fixing rod 4, grips 3 are symmetrically disposed on the outer arc surface of the circular tube, and the two grips 3 are used for controlling the circular tube to move along a rotating shaft direction.

Referring to fig. 2, the circular tube is detachable and includes an upper hemispherical shell 2 and a lower hemispherical shell 1, the end surfaces of the left and right sides of the upper hemispherical shell 2 and the lower hemispherical shell 1 are respectively connected to form an integrated structure through two connecting pieces 8 with arc structures, and a handle 11 is welded on the surface of each connecting piece 8.

Two positioning holes 10 are respectively arranged on the end surfaces of the left side and the right side of the upper hemispherical shell 2 and the lower hemispherical shell 1, a positioning rod 9 is welded and fixed at the position of each connecting sheet 8, which is opposite to the positioning holes 10, the upper positioning rod 9 and the lower positioning rod 9 are respectively inserted into the corresponding positioning holes 10 on the upper hemispherical shell 2 and the lower hemispherical shell 1,

preferably, the connecting piece 8 and the positioning rod 9 are made of metal materials, so that firmness is improved.

A straight rod is respectively welded and fixed on the cambered surfaces of the upper hemispherical shell 2 and the lower hemispherical shell 1, a handle 3 is horizontally welded and installed at one end of the straight rod, and a circular pipe can be conveniently pushed through the handle 3 to move along the rotating shaft; the diameter of the circular tube is the same as the diameter of the rotating shaft or the inner ring of the bearing 7, so that the rotating shaft of the bearing 7 is matched with the rotating shaft, as shown in fig. 1.

Referring to fig. 3, a rubber layer 6 is disposed between the bearing 7 and the two pressing plates 5, and the rubber layer 6 is fixedly mounted on the inner side of the pressing plates 5 through glue for pressing the bearing 7.

Preferably, the contact surface of the rubber layer 6 and the bearing 7 is provided with at least one anti-slip groove for increasing the friction between the rubber layer 6 and the bearing and increasing the firmness between the bearing 7 and the rubber layer 6.

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of the embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The working process of the invention is as follows:

firstly, assembling an upper hemispherical shell 2 and a lower hemispherical shell 1 into a circular tube structure through a connecting sheet 8, and then sleeving a circular tube on a rotating shaft;

then the bearing 7 is clamped between the two pressing plates 5 and is tightly pressed by the rubber layer 6;

wherein, the central points of the round tube, the rotating shaft and the bearing 7 are positioned on the same straight line.

After the handle 3 pushes the round tube leftwards, the round tube moves to drive the press plate 5 and the bearing 7, so that the bearing 7 is directly and stably sleeved on the rotating shaft, collision or scraping with the rotating shaft is avoided, and safety is improved;

after the connecting piece 8 is pulled out from the circular tube through the handle 11 after reaching the designated position, after the connection of the connecting piece 8 is lost, the upper hemispherical shell 2 and the lower hemispherical shell 1 are separated and taken down from the rotating shaft, and the bearing 7 is positioned on the rotating shaft to complete the bearing installation.

The above-mentioned contents are only for illustrating the technical idea of the present invention, and the protection scope of the present invention is not limited thereby, and any modification made on the basis of the technical idea of the present invention falls within the protection scope of the claims of the present invention.

Claims

1. A guide type bearing press-in mechanism is characterized by comprising a round pipe and a pressing plate (5), wherein the round pipe is of a detachable structure and is fixedly connected with the pressing plate (5), the round pipe is sleeved on a rotating shaft and can move along the rotating shaft in a guide mode, the pressing plate (5) is used for clamping a bearing (7), and the bearing (7) is installed on the rotating shaft through the guide movement of the round pipe on the rotating shaft;

the pipe includes hemisphere shell (1) and episphere shell (2) down, the both sides terminal surface of hemisphere shell (1) and episphere shell (2) connects into integral type structure through two connection piece (8) respectively, the both sides terminal surface of hemisphere shell (1) and episphere shell (2) corresponds respectively and is provided with two locating holes (10), it is provided with locating lever (9) to correspond locating hole (10) on connection piece (8), locating lever (9) are used for corresponding the connection with locating hole (10), the symmetry is provided with two dead levers (4) on the extrados of pipe, clamp plate (5) include two, two clamp plate (5) are respectively through a dead lever (4) and pipe fixed connection, be provided with rubber layer (6) between bearing (7) and clamp plate (5), the outside bilateral symmetry of pipe is provided with two handle (3), handle (3) are connected through the extrados of straight-bar and pipe respectively and are used for controlling the pipe along the motion of.

2. Guide type bearing press-in mechanism according to claim 1, characterized in that the connecting piece (8) is of an arc-shaped structure, and the surface is provided with a handle (11).

3. The guided bearing press-in mechanism according to claim 1, wherein the fixing rod (4) is of an L-shaped structure and the pressing plate (5) is of an arc-shaped structure.

4. A guide type bearing press-in mechanism according to claim 1, characterized in that the contact surface of the rubber layer (6) and the bearing (7) is provided with an anti-slip groove along the inner surface of the rubber layer (6) in a ring shape.

5. The guided bearing press-in mechanism of claim 4, wherein the anti-slip groove comprises at least one groove.