CN219094708U

CN219094708U - Grinder with protective device convenient to detach

Info

Publication number: CN219094708U
Application number: CN202223278895.4U
Authority: CN
Inventors: 李丽; 雷营; 周金龙
Original assignee: Jilin Huidong Transportation Engineering Co ltd
Current assignee: Jilin Huidong Transportation Engineering Co ltd
Priority date: 2022-12-08
Filing date: 2022-12-08
Publication date: 2023-05-30
Anticipated expiration: 2032-12-08

Abstract

The utility model discloses a grinder with a protection device convenient to detach, and relates to the technical field of grinders. The grinding wheel protection mechanism comprises a grinding wheel machine body and grinding wheels arranged on two sides of the grinding wheel machine body, wherein the outer sides of the two grinding wheels are respectively provided with a protection mechanism, each protection mechanism comprises a first protection cover, a second protection cover and an installation part, one end of each first protection cover is fixedly connected with a shell of the grinding wheel machine body, each installation part comprises two positioning blocks, a limiting block and an elastic piece, and the two positioning blocks are respectively and fixedly connected to one side surface, close to the first protection cover, of the second protection cover and are oppositely arranged. According to the utility model, through the arranged protection mechanism, when the grinding wheel needs to be replaced and overhauled, the protection mechanism is convenient to detach quickly, the working efficiency of the grinding wheel machine main body is improved, and the grinding wheel machine is convenient for workers to use.

Description

Grinder with protective device convenient to detach

Technical Field

The utility model belongs to the technical field of grinding machines, and particularly relates to a grinding machine with a protection device convenient to detach.

Background

The grinder is a common device for sharpening various cutters and tools, and is also used as a common small part for grinding, deburring, cleaning and the like. It mainly consists of a base, a motor or other power source, a bracket, a protective cover, a water feeder and the like. Can be divided into a hand-held grinder, a vertical grinder, a table grinder and the like.

In the grinding process of the grinding wheel machine, the grinding wheel rotates at a high speed, grinding materials ground by the cutter often splash on the skin and even fly into eyes to cause injury to workers, the operation safety and the normal operation process are affected, in the grinding wheel rotating process, if a protection device is not provided for the grinding wheel, the damage to the operators is caused by the mistaken touch of hands, and the whole safety process is greatly affected by the flying injury of people when the grinding wheel is broken, so the grinding wheel machine is usually provided with the protection device to protect the workers

Most of the existing protection devices for the grinding machine are fixed by bolts, and although the protection devices can be firmly fixed in this way, when the grinding wheel needs to be replaced and overhauled, the protection components are difficult to be quickly detached, so that the working efficiency of the grinding machine is affected, the grinding machine is inconvenient for workers to use, and therefore, the grinding machine with the protection devices convenient to detach is now provided.

Disclosure of Invention

The utility model aims to provide a grinder with a conveniently-detached protection device, which solves the problems that the protection device for the existing grinder is mostly fixed by bolts, and the protection device can be firmly fixed in the mode, but a protection component is difficult to detach quickly when the grinding wheel needs to be replaced and overhauled, so that the working efficiency of the grinder is influenced, and the grinder is inconvenient for workers to use.

In order to solve the technical problems, the utility model is realized by the following technical scheme:

the utility model relates to a grinder with a protection device convenient to detach, which comprises a grinder main body and grinding wheels arranged on two sides of the grinder main body, wherein protection mechanisms are arranged on the outer sides of the two grinding wheels;

the protection mechanism comprises a first protection cover, a second protection cover and a mounting part, one end of the first protection cover is fixedly connected with the shell of the main body of the grinding wheel machine, the second protection cover is matched with the first protection cover and is connected with the first protection cover through the mounting part, and the grinding wheel is arranged between the first protection cover and the second protection cover;

the mounting part comprises positioning blocks, limiting blocks and elastic pieces, wherein the two positioning blocks are respectively and fixedly connected to one side face of the second protective cover, which is close to the first protective cover, and the two positioning blocks are oppositely arranged, the first protective cover is far away from one side face of the main body of the grinder, two placing grooves are oppositely formed in the side face of the main body of the grinder, the size of each placing groove is larger than that of the positioning block, positioning grooves and containing grooves are respectively formed in groove walls on two opposite sides of each placing groove, the positioning grooves are matched with the positioning blocks, one end of each limiting block is movably arranged inside each containing groove, the other end of each limiting block extends to the inner side of each placing groove, and the elastic pieces are positioned inside the containing grooves and are fixedly arranged on one side groove walls of each containing groove and the side faces of the limiting blocks.

Preferably, the front sides of the first protective cover and the second protective cover are respectively provided with an opening, and the inner walls of the first protective cover and the second protective cover are respectively provided with a wear-resistant layer.

Preferably, a supporting seat is arranged at the upper end of the opening of the first protective cover, and a baffle is arranged at the top of the supporting seat.

Preferably, one end of the supporting plate is arranged at the bottom of one side surface of the second protective cover, which is close to the grinder main body, and the other end of the supporting plate extends to the bottoms of the openings of the first protective cover and the second protective cover.

Preferably, a clamping groove is formed in the supporting plate, a positioning bolt is arranged in the clamping groove, the positioning bolt is in threaded connection with the side face of the second protective cover, and the positioning bolt nut abuts against the side face of the supporting plate.

Preferably, the sections of the positioning block and the positioning groove are of T-shaped structures.

Preferably, the upper and lower both sides of first protection casing surface all are provided with logical groove, logical groove is linked together with accomodating the groove, fixedly connected with push pedal one end on the stopper side, the push pedal other end passes logical groove and extends to the outside.

The utility model has the following beneficial effects:

according to the utility model, most of the peripheral surface of the grinding wheel is shielded through the first protective cover and the second protective cover, so that the damage to an operator caused by misoperation in the process of rapid rotation of the grinding wheel is avoided, the first protective cover and the second protective cover are conveniently installed through the arranged installation part, the second protective cover is conveniently and initially positioned on one side of the first protective cover through the arranged positioning block and the positioning groove, the positioning block is limited through the arranged elastic piece and the limiting block, the positioning block and the positioning groove are prevented from being separated, and the second protective cover is conveniently and rapidly installed on one side of the first protective cover.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a perspective view of a grinder with a guard for easy removal according to the present utility model;

FIG. 2 is an enlarged view of the portion A of FIG. 1 of the grinder with the protective device according to the present utility model;

FIG. 3 is a top view of a grinder with a guard for easy removal according to the present utility model;

FIG. 4 is a cross-sectional view of the grinder of FIG. 3 at B-B with the guard of the present utility model in place for easy removal;

FIG. 5 is a schematic perspective view of a first protective cover of a grinder with a protective device easy to disassemble;

fig. 6 is a schematic perspective view of a second protective cover of a grinder, which is convenient to disassemble, of the protective device according to the present utility model.

In the drawings, the list of components represented by the various numbers is as follows:

1. a grinder body; 2. grinding wheel; 3. a first shield; 4. a second shield; 5. a mounting member; 6. a positioning block; 7. a placement groove; 8. a positioning groove; 9. a limiting block; 10. an elastic member; 11. a baffle; 12. a supporting plate; 13. positioning bolts; 14. a push plate.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present 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 relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and may be fixedly connected, detachably connected, or integrally connected, for example; 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 present utility model will be understood in specific cases by those of ordinary skill in the art.

Referring to fig. 1-6, the utility model relates to a grinder with a protection device convenient to detach, which comprises a grinder main body 1 and grinding wheels 2 arranged on two sides of the grinder main body 1, wherein protection mechanisms are arranged on the outer sides of the two grinding wheels 2;

the protection mechanism comprises a first protection cover 3, a second protection cover 4 and a mounting part 5, wherein one end of the first protection cover 3 is fixedly connected with the shell of the grinding machine body 1, the second protection cover 4 is matched with the first protection cover 3 and is connected with the first protection cover 3 through the mounting part 5, the grinding wheel 2 is arranged between the first protection cover 3 and the second protection cover 4, and the grinding wheel 2 is protected through the cooperation of the first protection cover 3 and the second protection cover 4;

the installation component 5 includes locating piece 6, stopper 9 and elastic component 10, locating piece 6 has two, two locating pieces 6 are fixed connection respectively on second protection casing 4 is close to first protection casing 3 a side, and be relative setting, first protection casing 3 is kept away from and is provided with two standing grooves 7 on the 1 side of grinder, and the standing groove 7 size is greater than locating piece 6 size, be provided with constant head tank 8 and storage tank on the standing groove 7 relative both sides cell wall respectively, constant head tank 8 and locating piece 6 assorted, stopper 9 one end activity sets up in the storage tank is inside, the other end extends to the standing groove 7 inboard, elastic component 10 is located the storage tank inside, and both ends are fixed respectively to be set up on storage tank one side cell wall and stopper 9 side, elastic component 10 self elastic force extrusion stopper 9 extends to the inside of standing groove 7, and offsets with standing groove 7 one side cell wall, play the limiting effect through stopper 9 to locating piece 6.

Wherein, first protection casing 3 and second protection casing 4 front side all are provided with the opening, all are provided with the wearing layer on first protection casing 3 and the 4 inner walls of second protection casing, and the wearing layer has improved the life of first protection casing 3 and second protection casing 4.

Wherein, first protection casing 3 opening part upper end is provided with the supporting seat, and the supporting seat top is provided with baffle 11, and baffle 11 shelter from the waste material that produces when grinding, avoids the waste material to splash and causes the injury to the staff, and baffle 11 rotates the setting in first protection casing 3 opening part, is convenient for adjust baffle 11 angle.

Wherein, the second protection casing 4 is close to grinder main part 1 a side bottom and is provided with layer board 12 one end, and the layer board 12 other end extends to first protection casing 3 and second protection casing 4 opening part bottom, and layer board 12 is convenient for support the work piece, the staff of being convenient for operates.

Wherein, be provided with the draw-in groove on the layer board 12, the draw-in groove is inside to be provided with positioning bolt 13, positioning bolt 13 threaded connection is on the side of second protection casing 4, and positioning bolt 13 nut offsets with layer board 12 side, is convenient for adjust the distance between layer board 12 and the first protection casing 3 through positioning bolt 13 and draw-in groove cooperation.

The sections of the positioning block 6 and the positioning groove 8 are of T-shaped structures, and the T-shaped structures improve the stability of the insertion connection of the positioning block 6 and the positioning groove 8 and prevent the positioning block 6 from shaking in the positioning groove 8.

Wherein, both sides all are provided with logical groove about the surface of first protection casing 3, lead to the groove and accomodate the groove and be linked together, fixedly connected with push pedal 14 one end on the stopper 9 side, the push pedal 14 other end passes logical groove and extends to the outside.

The working principle of the utility model is as follows: the grinding wheel 2 is mostly shielded by matching the first protective cover 3 with the second protective cover 4, the damage to operators caused by the misoperation in the process of flying rotation of the grinding wheel 2 is avoided, when the second protective cover 4 is installed, the push plate 14 is pulled first to drive the limiting block 9 to shrink into the storage groove, then the positioning block 6 arranged on the second protective cover 4 is inserted into the storage groove 7 arranged on the first protective cover 3, then the second protective cover 4 is rotated, the positioning block 6 is screwed into the top of the positioning groove 8, the second protective cover 4 is initially positioned on one side of the first protective cover 3, the push plate 14 is loosened, the limiting block 9 is extruded into the storage groove 7 under the action of the elastic force of the elastic piece 10, the positioning block 6 is limited by the positioning groove 8, the separation of the positioning block 6 from the positioning groove 8 is avoided, thereby the second protective cover 4 is installed on one side of the first protective cover 3, when the second protective cover 4 is dismounted, the limiting block 9 is shrunk into the storage groove through the push plate 14, the positioning block 6 is reversely rotated to be separated from the positioning groove 8, the second protective cover 4 is pulled, the first protective cover 3 is separated from the second protective cover 4, the positioning block 4 is enabled to be convenient for the grinding wheel 2 to be dismounted by the quick-change mechanism, and the grinding wheel is convenient for the maintenance work of a user to detach the grinding wheel main body 1 when the grinding wheel is needed.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. Protection device convenient to detach's abrasive machine, including abrasive machine main part (1) and set up in abrasive wheel (2) of abrasive machine main part (1) both sides, its characterized in that: the outer sides of the two grinding wheels (2) are provided with protection mechanisms;

the protection mechanism comprises a first protection cover (3), a second protection cover (4) and a mounting component (5), one end of the first protection cover (3) is fixedly connected with the shell of the grinding machine body (1), the second protection cover (4) is matched with the first protection cover (3) and is connected with the first protection cover (3) through the mounting component (5), and the grinding wheel (2) is arranged between the first protection cover (3) and the second protection cover (4);

the mounting part (5) comprises two positioning blocks (6), limiting blocks (9) and elastic pieces (10), wherein the two positioning blocks (6) are fixedly connected to one side face of the second protective cover (4) close to the first protective cover (3) respectively and are oppositely arranged, two placing grooves (7) are oppositely arranged on one side face of the first protective cover (3) away from the grinder body (1), the size of each placing groove (7) is larger than that of each positioning block (6), positioning grooves (8) and containing grooves are respectively arranged on groove walls on two opposite sides of each placing groove (7), the positioning grooves (8) are matched with the positioning blocks (6), one end of each limiting block (9) is movably arranged inside each containing groove, the other end of each limiting block extends to the inner side of each placing groove (7), and the elastic pieces (10) are located inside the corresponding containing grooves and are fixedly arranged on groove walls on one side of each containing groove and the side faces of the limiting blocks (9).

2. The grinder with the protection device convenient to detach according to claim 1, wherein openings are formed in the front sides of the first protection cover (3) and the second protection cover (4), and wear-resistant layers are arranged on the inner walls of the first protection cover (3) and the second protection cover (4).

3. The grinder with the protection device convenient to detach according to claim 2, wherein a supporting seat is arranged at the upper end of the opening of the first protection cover (3), and a baffle (11) is arranged at the top of the supporting seat.

4. A grinder with a conveniently detached protection device according to claim 3, wherein the second protection cover (4) is provided with one end of a supporting plate (12) near the bottom of one side surface of the grinder body (1), and the other end of the supporting plate (12) extends to the bottoms of the openings of the first protection cover (3) and the second protection cover (4).

5. The grinder with the protection device convenient to detach according to claim 4, wherein a clamping groove is formed in the supporting plate (12), a positioning bolt (13) is arranged in the clamping groove, the positioning bolt (13) is in threaded connection with the side face of the second protection cover (4), and a nut of the positioning bolt (13) abuts against the side face of the supporting plate (12).

6. The grinder with the protection device convenient to detach according to claim 1, wherein the sections of the positioning block (6) and the positioning groove (8) are of T-shaped structures.

7. The grinder with the protection device convenient to detach according to claim 6, wherein through grooves are formed in the upper side and the lower side of the outer surface of the first protection cover (3), the through grooves are communicated with the storage grooves, one end of a push plate (14) is fixedly connected to the side face of the limiting block (9), and the other end of the push plate (14) penetrates through the through grooves to extend to the outer side.