CN210034166U

CN210034166U - Main shaft connecting structure and bending machine applying same

Info

Publication number: CN210034166U
Application number: CN201920706013.9U
Authority: CN
Inventors: 杨建国; 李元建; 赵伟
Original assignee: Jiangsu Weiyang Heavy Engineering Technology Co Ltd
Current assignee: Jiangsu Weiyang Heavy Engineering Technology Co Ltd
Priority date: 2019-05-15
Filing date: 2019-05-15
Publication date: 2020-02-07
Anticipated expiration: 2029-05-15

Abstract

The utility model relates to a main shaft connection structure, a serial communication port, include: the device comprises a main shaft (100), a bearing seat (200), a cover plate (300), a bearing (400), an oil cup (500) and a dust cover (600); when the main shaft (100) rotates, the inner ring of the bearing (400) rotates along with the rotation, the bearing seat (200), the cover plate (300), the oil cup (500) and the dust cover (600) are in a static state, and the bearing (400) performs eccentricity prevention fine adjustment on the main shaft (100) in the rotating process. The utility model discloses still relate to an use main shaft connection structure's bender.

Description

Main shaft connecting structure and bending machine applying same

Technical Field

The utility model belongs to the technical field of bend, concretely relates to main shaft connection structure and applied main shaft connection structure's bender.

Background

Bending machine spindle connection structure among the prior art, the adoption carries out clearance fit with the main shaft tip with combined material's that has the antifriction performance composite bush usually, realizes the rotation of main shaft through the rotatory friction between main shaft tip and the combined material, but such structure can lead to because of the main shaft is long-time rotatory, combined material wearing and tearing that have the antifriction performance, the main shaft is rotatory to produce the skew and to influence the performance of whole bender, and then causes the influence to the bending precision of panel or part, lead to the improvement of the rejection rate of bending.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a bender of main shaft friction structure and applied main shaft friction structure to wearing and tearing between the bender main shaft that exists among the solution prior art and the combined material cause the skew of main shaft rotation, and then make the precision of bending of the panel or the part that need bend reduce, the technical problem that the rejection rate of bending improves.

In order to solve the above problem, the utility model relates to a main shaft connection structure, a serial communication port, include: the device comprises a main shaft, a bearing seat, a cover plate, a bearing, an oil cup and a dust cover;

the main shaft is in interference fit with the bearing inner ring and rotates under the action of an external driving force, and the bearing supports the main shaft and finely adjusts the rotating deflection angle of the main shaft;

the inner side of the bearing seat is in interference fit with the outer ring of the bearing, the outer side of the bearing seat is integrally installed with an external substrate, the installation position of the bearing seat and the external substrate is of a stepped structure so as to increase the contact area of the bearing seat and the external substrate, the bearing seat is in interference fit with the external substrate, and the outer side part of the bearing seat is simultaneously arranged to be of a stepped structure;

the cover plate is arranged on the side part of the bearing seat and forms a step-shaped tight fit with the bearing seat, and the part of the cover plate, which is arranged in the bearing seat, abuts against the bearing outer ring to position the bearing outer ring and prevent the bearing outer ring from deviating from the interference fit position with the bearing seat;

the dustproof cover is positioned between the main shaft and the bearing, is in clearance fit with the main shaft, and is in a static state when the main shaft and the bearing inner ring synchronously rotate;

the oil cup is positioned on the dustproof cover, one side of the oil cup is connected with the bearing rolling body channel, and the oil cup is used for filling lubricating oil into the rolling body and preventing external impurities from entering the inside of the rolling body of the bearing.

Further, the bearing seat, the cover plate, the bearing, the oil cup and the dust cover are arranged in pairs,

when the main shaft rotates, the bearing inner ring rotates along with the main shaft, and the bearing seat, the cover plate, the oil cup and the dust cover are in a static state.

Further, the oil cup is detachably arranged on the dustproof cover; the oil cup, the rolling body channel of the bearing, the cover plate which is used for being installed on the bearing seat and partially abuts against the outer ring of the bearing, and the end part of the main shaft form a closed lubricating oil storage area in a surrounding mode so as to lubricate the bearing for a long time.

Further, the bearing is a self-aligning ball bearing, and the self-aligning ball bearing is a single-row or double-row self-aligning ball bearing.

Furthermore, the bearing frame is an L-shaped structure, and two sides of the bearing frame are both of step-shaped structures and are used for being closely attached to the cover plate, the bearing outer ring and the external substrate.

Further, the bearing seat, the cover plate and the dust cover are subjected to surface rust-proof and oil-proof coating treatment after being quenched by No. 45 steel.

In another aspect, the utility model also provides an use main shaft connection structure's bender.

The utility model has the advantages that: the end part of the main shaft is provided with the bearing with the aligning function, so that the problem of functional failure caused by deflection deviation in the rotation of the main shaft can be effectively solved, the rejection rate is effectively reduced, and the bending precision of parts is guaranteed; meanwhile, the lubricating effect of the bearing is improved and the service life of the whole bending machine is prolonged by adopting the oil cup, the rolling body channel of the bearing, the cover plate abutted against the outer ring of the bearing and the closed lubricating oil storage area surrounded by the end part of the main shaft; meanwhile, the bearing seat is of an L-shaped structure, so that the whole structure is more compact, and the minimization of a main shaft connecting structure can be realized.

Drawings

In order to illustrate the technical solutions of the embodiments of the present invention more clearly, the drawings of the embodiments will be briefly described below, and it is obvious that the drawings in the following description only relate to some embodiments of the present invention, and are not intended to limit the present invention.

Fig. 1 is a schematic view of the spindle connection structure of the present invention.

In the figure:

the bearing comprises a main shaft 100, a bearing seat 200, a cover plate 300, a bearing 400, an oil cup 500 and a dust cover 600.

Detailed Description

Fig. 1, discussed below, and the various embodiments used to describe the principles of the present invention in this patent document are by way of illustration only and should not be construed in any way to limit the scope of the invention. Those skilled in the art will appreciate that the principles of the present invention may be implemented in any suitable spindle connection and bending machine employing a spindle connection. The terminology used to describe various embodiments is exemplary. It should be understood that these are provided solely to aid in the understanding of the present specification, and their use and definition do not limit the scope of the present invention in any way. The use of the terms first, second, etc. to distinguish between objects having the same set of terms is not intended to represent a temporal order in any way, unless otherwise specifically stated. A group is defined as a non-empty group containing at least one element.

In order to make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined below to clearly and completely describe the technical solution of the embodiments of the present invention. It is to be understood that the embodiments described are only some of the embodiments of the present invention, and not all of them. Based on the described embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention. It should be understood that the exemplary embodiments described herein should be considered in descriptive sense only and not for purposes of limitation. Descriptions of features or aspects within each exemplary embodiment should generally be considered as available for similar features or aspects in other exemplary embodiments.

Example 1

FIG. 1 illustrates a schematic diagram of a prior art spindle connection according to an exemplary embodiment;

in this embodiment, a main shaft connection structure includes: the main shaft 100, the bearing seat 200, the cover plate 300, the bearing 400, the oil cup 500 and the dust cover 600;

the main shaft 100 is in interference fit with an inner ring of the bearing 400 and rotates under the action of an external driving force, and the bearing 400 supports the main shaft 100 and finely adjusts the rotating deflection angle of the main shaft 100;

the inner side of the bearing seat 200 is in interference fit with the outer ring of the bearing 400, the outer side of the bearing seat 200 is integrally installed with an external substrate, the installation position of the bearing seat 200 and the external substrate is in a stepped structure so as to increase the contact area of the bearing seat 200 and the external substrate, the bearing seat 200 is in interference fit with the external substrate, and the outer side of the bearing seat 200 is simultaneously provided with a stepped structure;

the cover plate 300 is mounted on the side of the bearing seat 200, and forms a step-shaped tight fit with the bearing seat 200, and the part of the cover plate 300 mounted in the bearing seat 200 abuts against the outer ring of the bearing 400, so as to position the outer ring of the bearing 400 and prevent the outer ring of the bearing 400 from deviating from the interference fit position with the bearing seat 200;

the dust cover 600 is located between the spindle 100 and the bearing 400, the dust cover 600 is in clearance fit with the spindle 100, and the dust cover 600 is in a static state when the spindle 100 and the inner ring of the bearing 400 synchronously rotate;

the oil cup 500 is located on the dust cap 600, and one side of the oil cup is connected to a rolling element channel of the bearing 400, so as to fill lubricating oil into the rolling element and prevent external impurities from entering the inside of the rolling element of the bearing 400.

In this embodiment, the bearing housing 200, the cover plate 300, the bearing 400, the oil cup (500), and the dust cap 600 are provided in pairs,

when the main shaft 100 rotates, the inner ring of the bearing 400 rotates, and the bearing seat 200, the cover plate 300, the oil cup 500, and the dust cap 600 are in a static state.

The oil cup 500 is detachably mounted on the dust cover 600; the oil cup 500, the rolling element channel of the bearing 400, and the cover plate 300 for mounting on the bearing housing 200 and partially abutting against the outer ring of the bearing 400, and the end of the main shaft 100 enclose a sealed lubricant storage area for permanent lubrication of the bearing 400.

In this embodiment, the bearing 400 is a self-aligning ball bearing, and the self-aligning ball bearing is a single-row or double-row self-aligning ball bearing. The bearing seat 200 is an L-shaped structure, and both sides of the bearing seat 200 are stepped structures, and are used for being closely attached to the cover plate 300, the outer ring of the bearing 400, the outer substrate and the outer substrate. The bearing seat 200, the cover plate 300 and the dust cover 600 are subjected to surface rust and oil proofing coating treatment after being quenched with No. 45 steel.

Example 2

On the basis of embodiment 1, this embodiment 2 provides a bending machine using a main shaft connecting structure, which is described in detail in embodiment 1 and will not be described here.

In addition to the above embodiments, the present embodiment is based on the above preferred embodiments of the present invention, and the above descriptions are provided to enable workers to make various changes and modifications without departing from the technical spirit of the present invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.

Claims

1. A spindle connecting structure characterized by comprising: the device comprises a main shaft (100), a bearing seat (200), a cover plate (300), a bearing (400), an oil cup (500) and a dust cover (600);

the main shaft (100) is in interference fit with an inner ring of the bearing (400) and rotates under the action of an external driving force, and the bearing (400) supports the main shaft (100) and finely adjusts the rotating deflection angle of the main shaft (100);

the inner side of the bearing seat (200) is in interference fit with the outer ring of the bearing (400), the outer side of the bearing seat (200) is integrally installed with an external substrate, the installation positions of the bearing seat (200) and the external substrate are of a stepped structure so as to increase the contact area of the bearing seat (200) and the external substrate, the bearing seat (200) is in interference fit with the external substrate, and the outer side part of the bearing seat (200) is simultaneously arranged to be of a stepped structure;

the cover plate (300) is mounted on the side of the bearing seat (200) and forms a step-shaped tight fit with the bearing seat (200), and the part of the cover plate (300) mounted in the bearing seat (200) abuts against the outer ring of the bearing (400) to position the outer ring of the bearing (400) and prevent the outer ring of the bearing (400) from deviating from the interference fit position with the bearing seat (200);

the dustproof cover (600) is positioned between the main shaft (100) and the bearing (400), the dustproof cover (600) is in clearance fit with the main shaft (100), and the dustproof cover (600) is in a static state when the main shaft (100) and the inner ring of the bearing (400) synchronously rotate;

the oil cup (500) is positioned on the dustproof cover (600), one side of the oil cup is connected with a rolling body channel of the bearing (400), and the oil cup is used for filling lubricating oil into the rolling body and preventing external impurities from entering the inside of the rolling body of the bearing (400).

2. The spindle connection structure according to claim 1,

the bearing seat (200), the cover plate (300), the bearing (400), the oil cup (500) and the dust cap (600) are arranged in pairs,

when the main shaft (100) rotates, the inner ring of the bearing (400) rotates along with the rotation, and the bearing seat (200), the cover plate (300), the oil cup (500) and the dust cover (600) are in a static state.

3. The spindle connection structure according to claim 1,

the oil cup (500) is detachably arranged on the dustproof cover (600); the oil cup (500), the rolling body channel of the bearing (400), a cover plate (300) which is used for being installed on the bearing seat (200) and partially abuts against the outer ring of the bearing (400), and the end part of the main shaft (100) enclose a sealed lubricating oil storage area so as to lubricate the bearing (400) for a long time.

4. The spindle connection structure according to claim 1,

the bearing (400) is a self-aligning ball bearing, and the self-aligning ball bearing is a single-row or double-row self-aligning ball bearing.

5. The spindle connection structure according to claim 1,

the bearing seat (200) is of an L-shaped structure, and two sides of the bearing seat (200) are of step-shaped structures and are used for being tightly attached to the cover plate (300), the outer ring of the bearing (400) and the external substrate.

6. The spindle connection structure according to claim 1,

the bearing seat (200), the cover plate (300) and the dust cover (600) are subjected to surface rust-proof and oil-proof coating treatment after being quenched by No. 45 steel.

7. Bending machine employing a spindle connection, characterized in that it comprises a spindle connection according to any one of claims 1 to 6.