CN220740415U

CN220740415U - Cutter sharpening mechanism

Info

Publication number: CN220740415U
Application number: CN202322471691.0U
Authority: CN
Inventors: 许白云; 刘卫东
Original assignee: Shenghuimei Industry And Trade Co ltd In Yangdong District Yangjiang City
Current assignee: Shenghuimei Industry And Trade Co ltd In Yangdong District Yangjiang City
Priority date: 2023-09-12
Filing date: 2023-09-12
Publication date: 2024-04-09
Anticipated expiration: 2033-09-12

Abstract

The utility model discloses a cutter sharpening mechanism, which comprises a base, a lantern ring and an elastic telescopic device, wherein a driver is arranged on the base, grinding wheels and first driving rollers are arranged at the left end and the right end of the driver, the lantern ring is fixedly connected with the driver, a round groove is formed in the surface of the lantern ring, a fixing ring is rotationally connected to the surface of the lantern ring, an adjusting bolt is in threaded connection with the surface of the fixing ring, the adjusting bolt is inserted into the round groove, the elastic telescopic device is fixedly connected with the lantern ring, a second driving roller is arranged on the elastic telescopic device, abrasive belts are arranged on the surfaces of the first driving roller and the second driving roller, the grinding wheels and the abrasive belts are driven to rotate by the driver, the grinding wheels can sharpen cutters with small sizes, the abrasive belts are longer in length, the sharpening range is larger, the cutters with various sizes can be sharpened on the premise of not changing the grinding wheels, the use is more convenient, and unnecessary operations are reduced.

Description

Cutter sharpening mechanism

Technical Field

The utility model relates to the technical field of cutter machining, in particular to a cutter sharpening mechanism.

Background

The cutter sharpening device is polished relative to one side of the cutter, and then the other half is polished at the transposition, and the cutter is fixed twice in the process, so that the sharpening efficiency of the cutter is affected.

In the related art, in order to solve the technical problem, a scheme of a sharpening device (bulletin No. CN 215432829U) which is convenient for blade transposition is used for cutter processing, a first hand wheel drives a first threaded rod to move, an adjusting seat moves leftwards to enable a cutter to appear on the left side of a sharpening disk, then the moving seat is pushed back along a chute, the right side of the cutter is sharpened by the sharpening disk at the moment, the structure is simple, the transposition is convenient for sharpening the two sides of the cutter, and the sharpening efficiency of the cutter is improved.

However, the scheme is similar to the scheme commonly used in the industry, the sharpening of the cutter is realized through the motor and the sharpening disk, the size of the sharpening disk used during sharpening is generally matched with the cutter size, the sharpening precision is improved, the problem that the large-size cutter is slow in sharpening by using the small-size sharpening disk can be avoided, or the problem that the hand is easy to be injured by sharpening by using the large-size sharpening disk, when the sharpened cutter is changed, the sharpening disk needs to be disassembled and replaced, the convenience of use is insufficient, in addition, sparks and metal chips are generated during sharpening of the cutter, and the cleaning of the metal chips after sharpening of the cutter is also more troublesome.

Disclosure of Invention

The present utility model is directed to a tool sharpening mechanism for solving the above-mentioned problems.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the cutter sharpening mechanism comprises a base, wherein a driving machine is arranged on the base, and grinding wheels and first driving rollers are arranged at the left end and the right end of the driving machine;

the sleeve ring is fixedly connected with the driving machine, the surface of the sleeve ring is provided with a circular groove, the surface of the sleeve ring is rotationally connected with a fixed ring, the surface of the fixed ring is in threaded connection with an adjusting bolt, and the adjusting bolt is inserted into the circular groove;

the elastic expansion device is fixedly connected with the lantern ring, a second driving roller is arranged on the elastic expansion device, and abrasive belts are arranged on the surfaces of the first driving roller and the second driving roller;

two groups of polishing modes can be provided for the cutter through the polishing wheel and the abrasive belt, and the polishing wheel is not required to be replaced when the cutter with different sizes is polished, so that the sharpening efficiency is improved.

Further, base surface mounting has the dust catcher, install first dust absorption pipe and second dust absorption pipe on the dust catcher, install on the base and collect the cover, collect and cover and install the suction head of being connected with first dust absorption pipe, second dust absorption pipe upper end is connected with the loudspeaker cover, and the suction head can absorb the metal fillings, and it is more convenient to clear up the metal fillings.

Further, the elastic expansion device comprises a shell, a spring and a hollow expansion rod are arranged in the shell, an anti-drop nail inserted into the hollow expansion rod is screwed on the surface of the elastic expansion device, the hollow expansion rod is connected with the second driving roller, the abrasive belt is kept in a tight state, and the abrasive belt is convenient to replace when the spring is compressed.

Further, collect the cover and be the arc setting, and collect the cover and be located the wheel side of polishing, can prevent that the metal fillings from splashing, improve the collection effect of metal fillings.

Compared with the prior art, the utility model has the beneficial effects that:

(1) The grinding wheel is driven by the driving machine to rotate with the abrasive belt, the cutter with small size can be sharpened, the length of the abrasive belt is longer, the grinding range is larger, the cutter with large size can be sharpened, the cutters with various sizes can be sharpened on the premise that the grinding wheel is not replaced, the use is more convenient, and the unnecessary operation is reduced.

(2) The dust collector can collect the chips and sparks generated by the grinding cutter of the grinding wheel through the collecting cover, the chips and sparks are prevented from splashing freely, the dust collector can collect the chips and sparks through the first dust collection pipe and the suction head, the chips and sparks can be automatically collected and cleaned, the loudspeaker cover can be aligned with the abrasive belt, the chips and sparks of the grinding cutter are collected, and metal chips are not easy to remain.

Drawings

FIG. 1 is a front view of the present utility model;

FIG. 2 is a schematic view of the connection of the collar and the retaining ring according to the present utility model;

FIG. 3 is a left side view of the present utility model;

fig. 4 is a schematic structural view of the fixing ring of the present utility model.

In the figure: 1. a base; 2. a collection cover; 3. a driving machine; 4. a collar; 5. grinding wheel; 6. a suction head; 7. a first dust collection pipe; 8. a dust collector; 9. a first driving roller; 10. abrasive belt; 11. a hollow telescopic rod; 12. a second dust collection pipe; 13. a metal locating strip; 14. a horn cover; 15. a second driving roller; 16. a fixing ring; 17. an adjusting bolt; 18. a circular groove; 19. a housing; 20. a spring; 21. anti-falling nails; 22. and (5) a threaded column.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Examples:

referring to fig. 1-4, the present utility model provides a technical solution: the cutter sharpening mechanism comprises a base 1, a lantern ring 4 and an elastic telescopic device, wherein a driving machine 3 is arranged on the base 1, grinding wheels 5 and first driving rollers 9 are arranged at the left end and the right end of the driving machine 3, the driving machine 3 is in double-shaft output, the grinding wheels 5 and the first driving rollers 9 can be driven to rotate simultaneously, the lantern ring 4 is fixedly connected with the driving machine 3, a circular groove 18 is formed in the surface of the lantern ring 4, a fixing ring 16 is rotatably connected to the surface of the lantern ring 4, an adjusting bolt 17 is in threaded connection with the surface of the fixing ring 16, the adjusting bolt 17 is inserted into the circular groove 18, the elastic telescopic device is fixedly connected with the lantern ring 4, a second driving roller 15 is arranged on the elastic telescopic device, and abrasive belts 10 are arranged on the surfaces of the first driving rollers 9 and the second driving rollers 15;

the surface of the fixed ring 16 is fixedly connected with a threaded column 22, and the shell 19 is in threaded connection with the threaded column 22;

the angle of the abrasive belt 10 can be adjusted when the fixing ring 16 is rotated, so that the angle of the sharpening of the cutter can be conveniently adjusted, and the use is more flexible.

Specifically, as shown in fig. 1, a dust collector 8 is installed on the surface of a base 1, a first dust collection pipe 7 and a second dust collection pipe 12 are installed on the dust collector 8, a collecting cover 2 is installed on the base 1, a suction head 6 connected with the first dust collection pipe 7 is installed on the collecting cover 2, a horn cover 14 is connected to the upper end of the second dust collection pipe 12, the suction range can be enlarged by the horn cover 14, and the ground metal scraps are ensured not to be splashed out easily;

the second dust collection pipe 12 is provided with a sleeve, a metal positioning strip 13 is inserted into the sleeve, and the metal positioning strip 13 supports the second dust collection pipe 12 by utilizing the characteristic that metal can be shaped after being bent, so that the horn cover 14 can be fixed at a specified position.

In this embodiment, as shown in fig. 2, the elastic telescopic device includes a housing 19, a spring 20 and a hollow telescopic rod 11 are disposed inside the housing 19, an anti-falling nail 21 inserted into the hollow telescopic rod 11 is screwed on the surface of the elastic telescopic device, the anti-falling nail 21 can prevent the hollow telescopic rod 11 from falling off from the housing 19, the hollow telescopic rod 11 is connected with a second driving roller 15, and the elastic force of the spring 20 props against the hollow telescopic rod 11 to enable the first driving roller 9 and the second driving roller 15 to tighten the abrasive belt 10.

In this embodiment, as shown in fig. 3, the collecting hood 2 is arranged in an arc shape, and the collecting hood 2 is located at the side surface of the grinding wheel 5, and the suction heads 6 are provided with a plurality of groups, so that the metal scraps can be sucked cleanly.

Specifically, when the grinding machine is used, the driver 3 drives the grinding wheel 5 and the first driving roller 9 to rotate, the first driving roller 9 rotates through the abrasive belt 10 and the second driving roller 15, and when the grinding wheel 5 is used for grinding a cutter for sharpening, generated metal scraps and sparks are thrown into the collection cover 2 by the grinding wheel 5, the driver 3 sucks the metal scraps and sparks through the first dust suction pipe 7 and the suction head 6, and the cutter sharpening is safer;

when the abrasive belt 10 is used for sharpening a cutter, the adjusting bolt 17 is unscrewed to enable the lantern ring 4 to rotate, the lantern ring 4 drives the second driving roller 15 to perform circular motion through the lantern ring 4 and the hollow telescopic rod 11, the angle of the abrasive belt 10 is changed, then the adjusting bolt 17 is screwed against the circular groove 18 to ensure that the angle of the abrasive belt 10 cannot be changed, the horn cover 14 can be adjusted to be aligned with the abrasive belt 10 by bending the metal positioning strip 13, and metal scraps and sparks of the cutter polished by the abrasive belt 10 are sucked into the dust collector 8.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a cutter edging mechanism, includes base (1), install driver (3) on base (1), grinding wheel (5) and first drive roller (9) are installed at both ends about driver (3), its characterized in that:

the driving machine (3) is fixedly connected with a collar (4), a circular groove (18) is formed in the surface of the collar (4), a fixed ring (16) is rotationally connected to the surface of the collar (4), an adjusting bolt (17) is screwed on the surface of the fixed ring (16), and the adjusting bolt (17) is inserted into the circular groove (18);

the elastic expansion device is fixedly connected with the lantern ring (4), a second driving roller (15) is arranged on the elastic expansion device, and abrasive belts (10) are arranged on the surfaces of the first driving roller (9) and the second driving roller (15).

2. A tool sharpening mechanism as defined in claim 1, wherein: the dust collector is characterized in that a dust collector (8) is arranged on the surface of the base (1), a first dust collection pipe (7) and a second dust collection pipe (12) are arranged on the dust collector (8), a collecting cover (2) is arranged on the base (1), a suction head (6) connected with the first dust collection pipe (7) is arranged on the collecting cover (2), and a horn cover (14) is connected with the upper end of the second dust collection pipe (12).

3. A tool sharpening mechanism as defined in claim 2, wherein: the second dust collection pipe (12) is provided with a sleeve, and a metal locating strip (13) is inserted into the sleeve.

4. A tool sharpening mechanism as defined in claim 1, wherein: the elastic expansion device comprises a shell (19), a spring (20) and a hollow expansion rod (11) are arranged in the shell (19), an anti-falling nail (21) inserted into the hollow expansion rod (11) is screwed on the surface of the elastic expansion device, and the hollow expansion rod (11) is connected with a second driving roller (15).

5. A tool sharpening mechanism as defined in claim 4, wherein: the surface of the fixed ring (16) is fixedly connected with a threaded column (22), and the shell (19) is in threaded connection with the threaded column (22).

6. A tool sharpening mechanism as defined in claim 1, wherein: the collecting cover (2) is arranged in an arc shape, and the collecting cover (2) is positioned on the side face of the grinding wheel (5).