CN215093318U

CN215093318U - Bearing bush pressing tool

Info

Publication number: CN215093318U
Application number: CN202121301918.1U
Authority: CN
Inventors: 王建超; 郭洪波; 杨柏; 刘京明; 张建中; 陈国英
Original assignee: Ruili Meilian Brake Technology Langfang Co ltd
Current assignee: Ruili Meilian Brake Technology Langfang Co ltd
Priority date: 2021-06-10
Filing date: 2021-06-10
Publication date: 2021-12-10
Anticipated expiration: 2031-06-10

Abstract

The utility model relates to a frock clamp technical field has proposed the last axle bush frock, including the compression leg, compression leg one end is used for the suit axle bush, and compression leg one side is provided with first positioning mechanism, and compression leg one end is provided with second positioning mechanism, and the compression leg tip is provided with the first through-hole that runs through, and first through-hole is perpendicular with the axis direction of compression leg, and second positioning mechanism includes first plastics head glass pearl, and first plastics head glass pearl dismantles the setting in first through-hole, and the glass pearl end of first plastics head glass pearl stretches out outside the compression leg. Through above-mentioned technical scheme, the problem that the low rate of accuracy of artifical efficiency is low among the prior art has been solved.

Description

Bearing bush pressing tool

Technical Field

The utility model relates to a frock clamp technical field, it is specific, relate to axle bush frock.

Background

The bearing bush is the contact part of the sliding bearing and the shaft neck, is very smooth and is generally made of wear-resistant materials such as bronze, antifriction alloy and the like. An oil groove is axially arranged on the bearing bush, and an oil hole is arranged on the oil groove. An inclined oil hole is formed in a crankcase of the air compressor, and the oil hole in the bearing bush needs to be aligned with the oil hole in the crankcase, so that an oil way is guaranteed to be smooth. The existing bearing bush mounting tool needs manual work to see the position of the oil hole for alignment, and the phenomenon of deviation is easy to occur after press mounting, so that the air compressor breaks down.

SUMMERY OF THE UTILITY MODEL

The utility model provides a pressure axle bush frock has solved the problem that the low rate of accuracy of manual efficiency is low among the correlation technique.

The technical scheme of the utility model as follows:

comprises a compression leg, one end of the compression leg is used for sleeving a bearing bush, one side of the compression leg is provided with a first positioning mechanism, one end of the compression leg is provided with a second positioning mechanism,

the end part of the compression column is provided with a first through hole which penetrates through the compression column, the first through hole is perpendicular to the axis direction of the compression column, the second positioning mechanism comprises a first plastic head glass bead, the first plastic head glass bead is arranged in the first through hole in a detachable mode, and the glass bead end of the first plastic head glass bead extends out of the compression column.

The first plastic head glass bead is provided with an external thread, the first through hole is internally provided with an internal thread, and the first plastic head glass bead is in threaded connection with the first through hole.

And a second plastic head glass bead is also arranged in the first through hole, and the glass bead end of the second plastic head glass bead is screwed into the tail end of the first plastic head glass bead.

The pressing column is further provided with a second through hole, the first positioning mechanism comprises a positioning column, one end of the positioning column is arranged in the second through hole in a telescopic mode, and the other end of the positioning column is arranged outside the second through hole.

The first positioning mechanism further comprises a spring and a plug, the spring is arranged in the second through hole through the plug, and one end of the spring is abutted to the end face of the positioning column.

Still include the workstation, be provided with angle adjustment dish on the workstation, the both ends of symmetry all are provided with horizontal limiting plate on the angle adjustment dish.

The angle adjusting disc is rotatably arranged on the workbench and fixedly connected with the workbench through bolts.

The utility model discloses a theory of operation and beneficial effect do:

1. the utility model discloses in, the compression leg is the main part, and the bottom of compression leg is used for the suit axle bush, and the press is located the top of compression leg, after the compression leg did well fix a position, starts the press and pushes down the compression leg to impress the axle box with the axle bush and correspond the position. The first positioning mechanism is used for being inserted into a blind hole in the end face of the axle box so as to determine the approximate position, the second positioning mechanism is used for positioning an oil hole of the bearing bush, and the first positioning mechanism and the second positioning mechanism can align the oil hole of the bearing bush and the oil hole of the axle box and then press the bearing bush in. The second positioning mechanism is provided with a first plastic head glass bead, and the end of the glass bead is aligned to the oil hole of the bearing bush, so that the bearing bush enters the opening of the axle box along with the movement of the compression column, the oil hole movement dislocation in the press fitting process is avoided, and a large amount of labor is saved.

Drawings

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

FIG. 1 is a schematic view of a sectional structure of an axle box according to the present invention;

FIG. 2 is a schematic structural view of the upper end face of the axle box of the present invention;

FIG. 3 is a schematic view of the bearing bush structure of the present invention;

FIG. 4 is a schematic structural view of the tool of the present invention after installing the bearing bush;

FIG. 5 is a schematic view of the sectional structure of the tool of the present invention;

FIG. 6 is a schematic structural view of a first plastic head bead of the present invention;

FIG. 7 is a schematic view of the internal structure of a first plastic head bead of the present invention;

FIG. 8 is a schematic view of the structure of the worktable of the present invention;

in the figure: 1-pressing column, 2-first positioning mechanism, 3-second positioning mechanism, 4-first through hole, 5-first plastic head glass bead, 6-second plastic head glass bead, 7-second through hole, 8-positioning column, 9-spring, 10-plug, 11-workbench, 12-angle adjusting disc and 13-transverse limiting plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to 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. All other embodiments, which can be obtained by a person skilled in the art without any inventive work, are related to the scope of the present invention.

As shown in fig. 1 to 8, the present embodiment provides a bearing bush pressing tool, which includes a pressing column 1, one end of the pressing column 1 is used for sleeving a bearing bush, one side of the pressing column 1 is provided with a first positioning mechanism 2, one end of the pressing column 1 is provided with a second positioning mechanism 3,

the end part of the compression column 1 is provided with a first through hole 4 which penetrates through the compression column, the first through hole 4 is vertical to the axis direction of the compression column 1, the second positioning mechanism 3 comprises a first plastic head glass bead 5, the first plastic head glass bead 5 is arranged in the first through hole 4 in a detachable mode, and the glass bead end of the first plastic head glass bead 5 extends out of the compression column 1.

In this embodiment, the compression leg 1 is a main body, the bottom end of the compression leg 1 is used for sleeving a bearing bush, the press is located at the top end of the compression leg 1, and after the compression leg 1 is positioned, the press is started to press down the compression leg 1, so that the bearing bush is pressed into a corresponding position of the axle box. The first positioning mechanism 2 is used for being inserted into a blind hole of an axle box end face so as to determine an approximate position, the second positioning mechanism 3 is used for positioning an oil hole of a bearing bush, and the bearing bush oil hole and the oil hole of the axle box can be aligned and then pressed in through the first positioning mechanism 2 and the second positioning mechanism 3. The second positioning mechanism 3 is provided with a first plastic head glass bead 5, and the end of the glass bead is aligned with the oil hole of the bearing bush, so that the bearing bush enters the opening of the axle box along with the movement of the compression column 1, the oil hole movement dislocation in the press fitting process is avoided, and a large amount of labor is saved.

Further, an external thread is arranged on the first plastic head glass bead 5, an internal thread is arranged in the first through hole 4, and the first plastic head glass bead 5 is in threaded connection with the first through hole 4.

In this embodiment, the first plastic-tipped bead 5 and the second plastic-tipped bead 6 are configured as a cylindrical housing having a reduced diameter opening at one end and a closed end at the other end, a spring 9 disposed in the cylindrical housing and pushing against the beads to partially expose outside of the reduced diameter opening, and an external thread disposed on the cylindrical housing. During installation, the cylindrical shell of the first plastic head glass bead 5 is screwed into the first through hole 4.

Furthermore, a second plastic head glass bead 6 is arranged in the first through hole 4, and the glass bead end of the second plastic head glass bead 6 is screwed into the tail end of the first plastic head glass bead 5.

In this embodiment, if there is only one plastic head bead, the first plastic head bead 5 may be unstable because the length of the first plastic head bead 5 is shorter than that of the first through hole 4, so that the first plastic head bead 5 may rotate when the bearing bush is pressed, which may affect the positioning effect. Therefore, a second plastic head glass bead 6 is added, and the end of the glass bead is inserted into the cavity at the tail end of the first plastic head glass bead 5, so that on one hand, support can be provided, the first plastic head glass bead 5 is more stable, and on the other hand, the second plastic head glass bead 6 and the first plastic head glass bead 5 are prevented from being symmetrically arranged to influence the installation and press mounting of the bearing bush.

Further, still be provided with second through-hole 7 on the compression leg 1, first positioning mechanism 2 includes

reference column

8, and 8 one ends of reference column are flexible to be set up in second through-hole 7, and the other end sets up outside second through-hole 7.

In this embodiment, the second through hole 7 is used for placing the positioning column 8, one end of the positioning column 8 is clamped in the second through hole 7, and the other end of the positioning column passes through the second through hole 7 and is used for being inserted into a blind hole on the end face of the axle box. The flexible setting of reference column 8 can with the better contact of blind hole, also avoided slight size difference to lead to the pressure equipment to press down, if reference column 8 can not stretch out and draw back, be rigid connection with compression leg 1, that if reference column 8 is longer, then can lead to the axle bush can not the pressure equipment to target in place because its holding power.

Further, the first positioning mechanism 2 further comprises a spring 9 and a plug 10, the spring 9 is arranged in the second through hole 7 through the plug 10, and one end of the spring 9 abuts against the end face of the positioning column 8.

In this embodiment, the spring 9 provides the extension of the positioning column 8, and the plug 10 provides the support for the spring 9.

Further, an angle adjusting disc 12 is arranged on the workbench 11, and two symmetrical ends of the angle adjusting disc 12 are provided with transverse limiting plates 13.

In this embodiment, the angle adjustment disc 12 can slightly adjust the angle of the workpiece, and the long-term use may cause slight deformation, rotation, dislocation, and the like of the tool, and the angle adjustment disc 12 can be better adapted to various situations.

Further, the angle adjusting disc 12 is rotatably disposed on the workbench 11, and the angle adjusting disc 12 is fixedly connected with the workbench 11 through bolts.

In this embodiment, be provided with the arc through-hole on the angle adjustment dish 12, angle adjustment dish 12 rotates, after adjusting the angle, utilizes the bolt to place angle adjustment dish 12 and workstation 11 fixed connection, and horizontal limiting plate 13 and work piece are all placed on angle adjustment dish 12.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The bearing bush pressing tool is characterized by comprising a pressing column (1), wherein one end of the pressing column (1) is used for sleeving a bearing bush, a first positioning mechanism (2) is arranged on one side of the pressing column (1), a second positioning mechanism (3) is arranged on one end of the pressing column (1),

the end part of the compression column (1) is provided with a first through hole (4) which penetrates through, the first through hole (4) is vertical to the axis direction of the compression column (1), the second positioning mechanism (3) comprises a first plastic head glass bead (5), the first plastic head glass bead (5) is arranged in the first through hole (4) in a detachable mode, and the glass bead end of the first plastic head glass bead (5) extends out of the compression column (1).

2. The bearing shell pressing tool according to claim 1, wherein the first plastic head bead (5) is provided with an external thread, the first through hole (4) is provided with an internal thread, and the first plastic head bead (5) is spirally connected with the first through hole (4).

3. The bearing shell pressing tool according to claim 2, wherein a second plastic head bead (6) is further arranged in the first through hole (4), and a bead end of the second plastic head bead (6) is screwed into a tail end of the first plastic head bead (5).

4. The bearing bush pressing tool according to claim 1, characterized in that a second through hole (7) is further formed in the pressing column (1), the first positioning mechanism (2) comprises a positioning column (8), one end of the positioning column (8) is telescopically arranged in the second through hole (7), and the other end of the positioning column (8) is arranged outside the second through hole (7).

5. The bushing pressing tool according to claim 4, wherein the first positioning mechanism (2) further comprises a spring (9) and a plug (10), the spring (9) is arranged in the second through hole (7) through the plug (10), and one end of the spring (9) abuts against the end face of the positioning column (8).

6. The bearing bush pressing tool according to claim 1, further comprising a workbench (11), wherein an angle adjusting disc (12) is arranged on the workbench (11), and two symmetrical ends of the angle adjusting disc (12) are respectively provided with a transverse limiting plate (13).

7. The bearing pad tooling according to claim 6, wherein the angle adjusting disc (12) is rotatably arranged on the working table (11), and the angle adjusting disc (12) is fixedly connected with the working table (11) through bolts.