CN219052932U

CN219052932U - Protective structure of built-in magnetic ring of machine tool

Info

Publication number: CN219052932U
Application number: CN202222558934.XU
Authority: CN
Inventors: 谭逢玖
Original assignee: Chongqing Wenao Machinery Co ltd
Current assignee: Chongqing Wenao Machinery Co ltd
Priority date: 2022-09-27
Filing date: 2022-09-27
Publication date: 2023-05-23
Anticipated expiration: 2032-09-27

Abstract

The utility model belongs to the technical field of spindle protection, and particularly relates to a protection structure of a built-in magnetic ring of a machine tool, which comprises a sleeve, wherein a front end cover and a rear end cover are respectively and fixedly arranged at two ends of the sleeve, a magnetic ring mounting sleeve is fixedly arranged on the side surface of the front end cover, a magnetic ring is sleeved on the outer side of the magnetic ring mounting sleeve, and a spindle is sleeved on the inner side of the sleeve; the main shaft end part is fixedly provided with a belt pulley, the side surface of the belt pulley is provided with an annular groove, the side surface of the front end cover is fixedly provided with a magnetic ring shield, and the edge of the end part of the magnetic ring shield can be inserted into the inner side of the annular groove; the utility model can protect the magnetic ring in the spindle box and avoid the magnetic ring from being influenced by scrap iron, water and dust.

Description

Protective structure of built-in magnetic ring of machine tool

Technical Field

The utility model belongs to the technical field of spindle protection, and particularly relates to a protection structure of a built-in magnetic ring of a machine tool.

Background

In recent years, most of machine tool spindle boxes adopt a mode of internally arranging magnetic rings, the magnetic rings are easy to adsorb scrap iron powder due to the properties of the magnetic rings, and water, dust and scrap iron are easy to enter due to poor protection of the machine tool, so that the magnetic rings fail. However, the existing spindle box of the machine tool cannot avoid the influence of scrap iron, dust and water on the magnetic ring, and thus a protection structure capable of protecting the magnetic ring is required.

Disclosure of Invention

Aiming at the defects in the prior art, the utility model provides a protection structure of a built-in magnetic ring of a machine tool, which is used for solving the problem that the influence of scrap iron, dust and water on the magnetic ring cannot be avoided by the existing spindle box of the machine tool.

In order to solve the technical problems, the utility model adopts the following technical scheme:

the protection structure of the built-in magnetic ring of the machine tool comprises a sleeve, wherein a front end cover and a rear end cover are respectively and fixedly arranged at two ends of the sleeve, a magnetic ring installation sleeve is fixedly arranged on the side face of the front end cover, a magnetic ring is sleeved on the outer side of the magnetic ring installation sleeve, and a main shaft is sleeved on the inner side of the sleeve;

the main shaft end part is fixedly provided with a belt pulley, the side surface of the belt pulley is provided with an annular groove, the side surface of the front end cover is fixedly provided with a magnetic ring shield, and the edge of the end part of the magnetic ring shield can be inserted into the inner side of the annular groove.

Therefore, the magnetic ring shield is matched with the annular groove on the side surface of the belt pulley, the magnetic ring is protected while the operation of the machine tool is not influenced, the magnetic ring is prevented from being influenced by external factors, the functions of water resistance, dust resistance and scrap iron resistance are achieved, and the service life of the magnetic ring is prolonged.

Furthermore, the reading head is fixedly arranged on the surface of the magnetic ring shield, so that a worker can observe the state of equipment more conveniently and quickly, and acquire required data.

Further, sealing spacer is fixedly arranged on the side face of the rear end cover, and the waterproof cover is detachably arranged at the end part of the rear end cover, so that a waterproof effect can be achieved when equipment operates, and attached scrap iron can be cleaned by detaching the waterproof cover.

Further, the rear end cover side is opened there is first return water chamber, the buckler side is opened there is the second return water chamber, first return water chamber and second return water chamber intercommunication form the return water maze, the buckler surface is opened there is apopore and return water maze intercommunication, can effectually block iron fillings and coolant liquid from entering into the headstock in from this, stay the coolant liquid in first return water chamber, second return water intracavity be convenient for discharge.

Drawings

FIG. 1 is a schematic perspective view of an embodiment of a protection structure for a built-in magnetic ring of a machine tool according to the present utility model;

FIG. 2 is a schematic cross-sectional view of an embodiment of a protective structure for a built-in magnetic ring of a machine tool according to the present utility model;

FIG. 3 is a schematic view of the partial structure at A in FIG. 2;

FIG. 4 is a schematic view of the partial structure at B in FIG. 2;

reference numerals in the drawings of the specification:

sleeve 1, front end cover 101, rear end cover 102, magnetic ring mounting sleeve 103, magnetic ring 104, spindle 105, pulley 201, annular groove 202, magnetic ring shield 203, reading head 3, sealing spacer 401, waterproof cover 402, first water return cavity 501, second water return cavity 502, water outlet 503.

Detailed Description

In order that those skilled in the art will better understand the present utility model, the following technical scheme of the present utility model will be further described with reference to the accompanying drawings and examples.

Wherein the drawings are for illustrative purposes only and are shown in schematic, non-physical, and not intended to be limiting of the present patent; for the purpose of better illustrating embodiments of the utility model, certain elements of the drawings may be omitted, enlarged or reduced and do not represent the size of the actual product; it will be appreciated by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.

Examples:

as shown in fig. 1-4, the protection structure of the built-in magnetic ring of the machine tool comprises a sleeve 1, wherein a front end cover 101 and a rear end cover 102 are respectively and fixedly arranged at two ends of the sleeve 1, a magnetic ring mounting sleeve 103 is fixedly arranged on the side surface of the front end cover 101, a magnetic ring 104 is sleeved on the outer side of the magnetic ring mounting sleeve 103, and a main shaft 105 is sleeved on the inner side of the sleeve 1; the end part of the main shaft 1 is fixedly provided with a belt pulley 201, the side surface of the belt pulley 201 is provided with an annular groove 202, the side surface of the front end cover 101 is fixedly provided with a magnetic ring shield 203, and the edge of the end part of the magnetic ring shield 203 can be inserted into the inner side of the annular groove 202.

In this way, the magnetic ring shield 203 is matched with the annular groove 202 on the side surface of the belt pulley 201, and protects the magnetic ring 104 while not affecting the operation of the machine tool, so that the magnetic ring 104 is prevented from being affected by external factors, the effects of water resistance, dust resistance and scrap iron resistance are achieved, and the service life of the magnetic ring 104 is prolonged.

The magnetic ring shield 203 is fixedly provided with the reading head 3 on the surface, so that a worker can observe the state of equipment more conveniently and quickly and acquire required data.

The sealing spacer 401 is fixedly arranged on the side face of the rear end cover 102, and the waterproof cover 402 is detachably arranged at the end part of the rear end cover 102, so that the waterproof effect can be achieved when equipment operates, and attached scrap iron can be cleaned by detaching the waterproof cover 402.

The side of the rear end cover 102 is provided with a first water return cavity 501, the side of the waterproof cover 402 is provided with a second water return cavity 502, the first water return cavity 501 is communicated with the second water return cavity 502 to form a water return labyrinth, and the surface of the waterproof cover 402 is provided with a water outlet 503 communicated with the water return labyrinth, so that scrap iron and cooling liquid can be effectively prevented from entering the spindle box, and the cooling liquid stays in the first water return cavity 501 and the second water return cavity 502 to be conveniently discharged.

The foregoing is merely exemplary of the present utility model, and the specific structures and features well known in the art are not described in any way herein, so that those skilled in the art will be able to ascertain all prior art in the field, and will not be able to ascertain any prior art to which this utility model pertains, without the general knowledge of the skilled person in the field, before the application date or the priority date, to practice the present utility model, with the ability of these skilled persons to perfect and practice this utility model, with the help of the teachings of this application, with some typical known structures or methods not being the obstacle to the practice of this application by those skilled in the art. It should be noted that modifications and improvements can be made by those skilled in the art without departing from the structure of the present utility model, and these should also be considered as the scope of the present utility model, which does not affect the effect of the implementation of the present utility model and the utility of the patent.

Claims

1. A protection structure of built-in magnetic ring of lathe, its characterized in that: the device comprises a sleeve (1), wherein a front end cover (101) and a rear end cover (102) are respectively and fixedly arranged at two ends of the sleeve (1), a magnetic ring mounting sleeve (103) is fixedly arranged on the side face of the front end cover (101), a magnetic ring (104) is sleeved on the outer side of the magnetic ring mounting sleeve (103), and a main shaft (105) is sleeved on the inner side of the sleeve (1);

the end part of the main shaft (105) is fixedly provided with a belt pulley (201), the side surface of the belt pulley (201) is provided with an annular groove (202), the side surface of the front end cover (101) is fixedly provided with a magnetic ring shield (203), and the edge of the end part of the magnetic ring shield (203) can be inserted into the inner side of the annular groove (202).

2. The protective structure of a built-in magnetic ring of a machine tool as claimed in claim 1, wherein: the surface of the magnetic ring shield (203) is fixedly provided with a reading head (3).

3. The protective structure of a built-in magnetic ring of a machine tool as claimed in claim 1, wherein: the side face of the rear end cover (102) is fixedly provided with a sealing spacer bush (401), and the end part of the rear end cover (102) is detachably provided with a waterproof cover (402).

4. A protective structure for a built-in magnetic ring of a machine tool as claimed in claim 3, wherein: the waterproof cover is characterized in that a first water return cavity (501) is formed in the side face of the rear end cover (102), a second water return cavity (502) is formed in the side face of the waterproof cover (402), the first water return cavity (501) is communicated with the second water return cavity (502) to form a water return labyrinth, and a water outlet hole (503) is formed in the surface of the waterproof cover (402) and is communicated with the water return labyrinth.