CN219189603U

CN219189603U - Environment-friendly bearing double-end-face grinding machine

Info

Publication number: CN219189603U
Application number: CN202223264886.XU
Authority: CN
Inventors: 金哲明; 杨超; 杨天军
Original assignee: Xinchang Jianfeng Bearing Co ltd
Current assignee: Xinchang Jianfeng Bearing Co ltd
Priority date: 2022-12-07
Filing date: 2022-12-07
Publication date: 2023-06-16
Anticipated expiration: 2032-12-07

Abstract

The utility model provides an environment-friendly bearing double-end-face grinding machine which comprises a machine body, wherein a lower turntable is arranged on a workbench of the machine body, an upper turntable is arranged on the machine body corresponding to the lower turntable, and a dust removing device is arranged on the machine body; the dust removing device comprises a dust removing cover, a plurality of dust collecting holes are formed in the inner wall of the dust removing cover, and the dust removing cover is connected with a dust collector through a dust collecting pipeline; in the working state, the lower end of the dust hood props against the workbench, the upper turntable and the lower turntable are both positioned in the space inside the dust hood, and when the dust collector is started, micro negative pressure is formed in the space inside the dust hood, so that dust falling from polishing a workpiece is sucked up to the maximum extent; the lower end face of the dust hood is provided with a sealing gasket, and the upper end of the dust hood is provided with an inward baffle ring. The dust collector is reasonable in structural design, the dust hood is communicated with the dust collector when a workpiece is polished, dust is effectively adsorbed, no or little accumulated powder is accumulated on the workbench, and equipment cleaning is easy.

Description

Environment-friendly bearing double-end-face grinding machine

Technical Field

The utility model belongs to the technical field of bearing ring production equipment, and particularly relates to an environment-friendly bearing double-end-face grinding machine.

Background

When the bearing ring is produced, the end faces of the two sides are required to be polished, and a workpiece to be polished is mainly placed on a rotary table provided with a grinding disc/sheet, so that the grinding disc/sheet and the workpiece are relatively rotated to generate friction, the purpose of grinding and polishing is achieved, but metal powder generated by polishing is not easy to clean, dust or splashes are easy to generate in the polishing process, the environment is polluted, and the health of workers is harmful. Although the design of setting dust removing facilities for the polishing device exists in the prior art, for double-sided polishing equipment, the effect of ideal metal dust removal is difficult to achieve by the common dust removing device, and particularly, the production mode for high-speed operation cannot well prevent metal powder from splashing, so that further optimization and improvement are necessary, and the service performance is improved.

Disclosure of Invention

In view of the above, the utility model aims to overcome the defects in the prior art, and provides an environment-friendly bearing double-end-face grinding machine.

In order to achieve the above purpose, the technical scheme of the utility model is realized as follows:

an environment-friendly bearing double-end-face grinding machine comprises a machine body, wherein a lower turntable is arranged on a workbench of the machine body, an upper turntable is arranged on the machine body corresponding to the lower turntable, and a dust removing device is arranged on the machine body; the dust removing device comprises a dust removing cover, a plurality of dust collecting holes are formed in the inner wall of the dust removing cover, and the dust removing cover is connected with a dust collector through a dust collecting pipeline; in the working state, the lower end of the dust hood props against the workbench, the upper turntable and the lower turntable are both positioned in the space inside the dust hood, and when the dust collector is started, micro negative pressure is formed in the space inside the dust hood, so that dust falling from polishing a workpiece is sucked up to the maximum extent; the lower end face of the dust hood is provided with a sealing gasket, and the upper end of the dust hood is provided with an inward baffle ring.

Further, the machine body comprises a base and an upper machine frame, the upper turntable is arranged on the upper machine frame, and the upper machine frame is driven by a lifting mechanism on the base to adjust the height position of the upper turntable.

Further, the sealing gasket adopts a rubber gasket.

Further, the inner diameter of the baffle ring is 2-5mm larger than the outer diameter of the upper turntable.

Further, the dust hood is installed on the machine body through a bracket, and a height adjusting mechanism for driving the bracket to lift is arranged on the machine body.

Further, the height adjustment mechanism includes an adjustment cylinder arranged vertically.

Further, the dust collection holes are uniformly distributed by taking the center of the dust hood as the center.

Further, a gap is reserved between the inner wall of the dust hood and the lower rotary table.

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

the dust removing device is reasonable in structural design, when the upper rotating disc and the lower rotating disc polish a workpiece, the dust removing cover is communicated with the dust collector to effectively adsorb dust, and as the lower end of the dust removing cover is attached to the surface of the workbench and the baffle ring is arranged on the upper side of the dust removing cover, a micro negative pressure is formed in a cavity on the inner side of the dust removing cover, so that the dust adsorbing effect can be improved to the maximum extent, no or less powder is accumulated on the workbench, the device cleaning is very easy, meanwhile, metal powder is sucked in time, and the problem that the product quality is influenced due to friction between the powder and the workpiece can be avoided.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model and do not constitute an undue limitation on the utility model. In the drawings:

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

FIG. 2 is a partial cross-sectional view of FIG. 1;

fig. 3 is a schematic structural view of a dust hood in the present utility model.

Detailed Description

It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other.

In the description of the utility model, it should be understood that the terms "center," "longitudinal," "transverse," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships that are based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the utility model and simplify the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be configured and operate in a particular orientation, and therefore should not be construed as limiting the utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second", etc. may explicitly or implicitly include one or more such feature. In the description of the utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

In the description of the utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the creation of the present utility model can be understood by those of ordinary skill in the art in a specific case.

The utility model will be described in detail below with reference to the drawings in connection with embodiments.

An environment-friendly bearing double-end-face grinding machine, as shown in figures 1 to 3, comprises a machine body 1, a lower rotary table 2 is arranged on a workbench 14 of the machine body, an upper rotary table 3 is arranged on the machine body corresponding to the lower rotary table, and a dust removing device is arranged on the machine body. The workpiece to be polished is placed on a lower turntable (the axial direction of the workpiece is in a vertical state), the upper turntable is driven to move downwards to contact the upper end face of the workpiece, then the equipment is started, the upper turntable and the lower turntable rotate (the rotation directions of the upper turntable and the lower turntable are opposite), the workpiece is polished, an upper polishing sheet 16 is installed on the upper end face of the upper turntable, and a lower polishing sheet 15 is arranged on the lower end face of the lower turntable. It should be noted that, the form of the workpiece placement and the lower turntable may refer to the prior art products, and will not be described herein. By way of example, the machine body comprises a base 4 and an upper frame 5, the upper turntable is mounted on the upper frame, and the upper frame is driven by a lifting mechanism 6 on the base to realize the height position adjustment of the upper turntable.

The dust removing device comprises a dust removing cover 7, a plurality of dust collecting holes 8 are formed in the inner wall of the dust removing cover, and the dust removing cover is connected with a dust collector through a dust collecting pipeline 9; in the working state, the lower end of the dust hood props against the workbench, the upper rotating disc and the lower rotating disc are both positioned in the space inside the dust hood (the space inside the dust hood is used for accommodating the lower rotating disc), when the dust collector is started, micro negative pressure is formed in the space inside the dust hood, dust falling from polishing a workpiece is sucked up to the maximum extent, and dust is prevented from being accumulated on the workbench; the lower end face of the dust hood is provided with a sealing gasket 10, and the upper end of the dust hood is provided with an inward baffle ring 11. Typically, the gasket is a rubber gasket, and the inner diameter of the baffle ring is 2-5mm larger than the outer diameter of the upper turntable. In an alternative embodiment, the dust hood can be designed to have a hollow cavity structure on the side wall, so that each dust collection hole on the inner wall of the dust hood is communicated with the hollow cavity structure on the side wall of the dust hood, and after the dust cleaner is started, each dust collection hole can stably generate suction force, thereby being more beneficial to establishing a micro negative pressure environment in the space inside the dust hood and effectively absorbing dust.

The dust collection holes are uniformly distributed by taking the center of the dust hood as the center. A gap is reserved between the inner wall of the dust hood and the lower rotary table. The dust hood has reasonable structural design, high efficiency of dust absorption, convenient cleaning of the working table surface and shielding of splashed metal powder by the shielding ring, pollution avoidance, and meanwhile, the shielding ring design of the inner side of the upper end of the dust hood is more beneficial to forming negative pressure in the space inside the dust hood, so that the dust absorption effect is improved.

In an alternative embodiment, the dust hood is mounted on the machine body through a bracket 12, and a height adjusting mechanism 13 for driving the bracket to lift is arranged on the machine body. By way of example, the height adjustment mechanism described above includes an adjustment cylinder arranged vertically. The dust hood can be raised by a height adjusting mechanism to facilitate cleaning, maintenance of the table top and lower turntable, or placement and removal of workpieces.

The above embodiments are merely preferred embodiments of the present utility model and are not intended to limit the present utility model, and any modifications, equivalent substitutions, improvements, etc. within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. An environment-friendly bearing double-end-face grinding machine is characterized in that: the machine comprises a machine body, wherein a lower turntable is arranged on a workbench of the machine body, an upper turntable is arranged on the machine body corresponding to the lower turntable, and a dust removing device is arranged on the machine body; the dust removing device comprises a dust removing cover, a plurality of dust collecting holes are formed in the inner wall of the dust removing cover, and the dust removing cover is connected with a dust collector through a dust collecting pipeline; in the working state, the lower end of the dust hood props against the workbench, and the upper rotating disc and the lower rotating disc are both positioned in the space inside the dust hood; the lower end face of the dust hood is provided with a sealing gasket, and the upper end of the dust hood is provided with an inward baffle ring.

2. The environment-friendly bearing double-end-face grinding machine according to claim 1, wherein: the machine body comprises a base and an upper machine frame, wherein the upper rotary table is arranged on the upper machine frame, and the upper machine frame is driven by a lifting mechanism on the base to adjust the height position of the upper rotary table.

3. The environment-friendly bearing double-end-face grinding machine according to claim 1, wherein: the sealing gasket adopts a rubber gasket.

4. The environment-friendly bearing double-end-face grinding machine according to claim 1, wherein: the inner diameter of the baffle ring is 2-5mm larger than the outer diameter of the upper turntable.

5. The environment-friendly bearing double-end-face grinding machine according to claim 1, wherein: the dust hood is arranged on the machine body through a bracket, and a height adjusting mechanism for driving the bracket to lift is arranged on the machine body.

6. The environment-friendly bearing double-end-face grinding machine according to claim 5, wherein: the height adjustment mechanism includes an adjustment cylinder arranged vertically.

7. The environment-friendly bearing double-end-face grinding machine according to claim 1, wherein: the dust collection holes are uniformly distributed by taking the center of the dust hood as the center.

8. The environment-friendly bearing double-end-face grinding machine according to claim 1, wherein: a gap is reserved between the inner wall of the dust hood and the lower rotary table.