CN216029713U

CN216029713U - Knife sharpener for hand sharpening

Info

Publication number: CN216029713U
Application number: CN202121591022.1U
Authority: CN
Inventors: 彭芸勤
Original assignee: Mianyang Fengrun Electromechanical Technology Co ltd
Current assignee: Mianyang Fengrun Electromechanical Technology Co ltd
Priority date: 2021-07-14
Filing date: 2021-07-14
Publication date: 2022-03-15
Anticipated expiration: 2031-07-14

Abstract

The utility model discloses a knife sharpener for hand sharpening, which comprises a knife sharpener box body, a first gear and a scraper blade, wherein a knife sharpening grinding wheel is arranged in the knife sharpener box body, rotating rods are arranged at the left end and the right end of the knife sharpening grinding wheel, the first gear is arranged on each rotating rod, the rear end of each first gear is meshed with a second gear, a rotating shaft is arranged at the left end of each second gear, a motor is arranged at the left end of each rotating shaft, and the left end of each motor is fixedly connected with the inner wall of the knife sharpener box body. When the tool clamping device is used, a tool is placed between the clamping plates, the first threaded rod is rotated to drive the connecting block and the clamping plates to move backwards, so that the clamping plates are convenient for clamping and fixing the tool, the danger caused by polishing by holding the tool by a person is avoided, and meanwhile, the clamping plates are convenient for clamping and fixing the tools with different sizes through the arranged sliding grooves.

Description

Knife sharpener for hand sharpening

Technical Field

The utility model relates to the technical field of knife sharpeners, in particular to a knife sharpener for manually sharpening a knife.

Background

The sharpeners were originally called end face sharpeners and were mainly gantry-type in structure. Mainly aiming at enterprise users of mechanisms such as a sharpening center, forest industry, printing factories, papermaking plastics, book and periodical printing centers, medium-sized sharpening rooms and the like. The main types of the device are full-automatic knife sharpener, precision knife sharpener, numerical control knife sharpener, woodworking knife sharpener, knife sharpener special for scraper, printing knife sharpener, paper cutter knife sharpener, multifunctional knife sharpener, double grinding head knife sharpener, circular knife sharpener and the like.

The existing hand knife sharpener is usually operated on a sharpening grinding wheel by manually holding the hand knife sharpener when the hand knife sharpener is used for sharpening, has certain danger, and is inconvenient for cleaning scrap iron generated after sharpening. Therefore, the present invention provides a knife sharpener for hand sharpening, so as to solve the above-mentioned problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a knife sharpener for hand sharpening, which aims to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme:

a knife sharpener for hand sharpening comprises a knife sharpener box body, a first gear and a scraper, wherein a knife sharpening grinding wheel is arranged in the knife sharpener box body, rotating rods are arranged at the left end and the right end of the knife sharpening grinding wheel, the first gear is arranged on the rotating rods, the rear end of the first gear is meshed with a second gear, a rotating shaft is arranged at the left end of the second gear, a motor is arranged at the left end of the rotating shaft, and the left end of the motor is fixedly connected with the inner wall of the knife sharpener box body;

the utility model discloses a knife sharpener, including sharpener box, screw thread connection threaded rod two, sharpener box is run through to two front ends of threaded rod, and sharpener box bottom is equipped with the through-hole, sharpener box upper end bilateral symmetry is equipped with slide bar one, slide bar one upper end sliding connection slider, and the slider upper end is equipped with electric telescopic handle, and the electric telescopic handle upper end is equipped with fixed block, two be equipped with the backup pad between the fixed block, the symmetry is equipped with splint around the backup pad lower extreme.

As a further scheme of the utility model, one end of each of the two rotating rods, which is far away from each other, is provided with a first bearing, and the end of each of the first bearings, which is far away from each other, is fixedly connected with the inner wall of the box body of the knife grinder, so that the knife grinding wheel can be conveniently fixed in the box body of the knife grinder.

As a further scheme of the utility model, a second bearing is arranged at the rear end of the second threaded rod, the rear end of the second bearing is fixedly connected with the inner wall of the box body of the knife grinder, a handle is arranged at the front end of the second threaded rod, so that the second threaded rod can be conveniently fixed, and meanwhile, the second threaded rod can be conveniently rotated due to the arrangement of the handle.

As a further scheme of the utility model, the scraper is provided with a limiting rod, the limiting rod penetrates through the scraper and is in sliding connection with the scraper, and the rear end of the limiting rod is fixedly connected with the inner wall of the box body of the knife grinder, so that the scraper is prevented from shaking along with the rotation of the threaded rod II, and the problem that the lower end of the scraper is not attached to the bottom end of the box body of the knife grinder to cause poor cleaning is avoided.

As a further scheme of the utility model, the upper end of the clamping plate at the front side is provided with a connecting block, the upper end of the connecting block penetrates through the supporting plate, the upper end of the supporting plate is provided with a sliding groove corresponding to the connecting block, and the clamping plate at the front side is in sliding connection with the supporting plate through the connecting block, so that the clamping plate at the front side can move back and forth conveniently, and the cutters with different sizes can be clamped and fixed conveniently.

As a further scheme of the utility model, a first threaded rod is connected to the right connecting block in a threaded manner, a connecting plate is arranged at the rear end of the first threaded rod, and the first threaded rod is fixedly connected with the connecting plate through a bearing seat, so that the first threaded rod drives the front side clamping plate to clamp and fix the cutter.

As a further scheme of the utility model, a second sliding rod is arranged on the connecting block on the left side, penetrates through the connecting block and is connected with the connecting block in a sliding manner.

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

1. when the tool clamping device is used, a tool is placed between the clamping plates, the first threaded rod is rotated to drive the connecting block and the clamping plates to move backwards, so that the clamping plates are convenient for clamping and fixing the tool, the danger caused by polishing by holding the tool by a person is avoided, and meanwhile, the clamping plates are convenient for clamping and fixing the tools with different sizes through the arranged sliding grooves.

2. When the tool sharpener is used, the motor is started to drive the rotating shaft, the gear II, the gear I, the rotating rod and the sharpening grinding wheel to rotate, the electric telescopic rod is started to drive the clamping plate and the tool to move downwards, so that one end of the tool is conveniently sharpened, and meanwhile, the other end of the tool is conveniently sharpened through the matching use of the arranged slide rod I and the slide block structure.

3. When the tool sharpener disclosed by the utility model is used, after the tool is polished, the threaded rod is rotated, the two scraping plates move back and forth, the scraping plates are convenient for cleaning scrap iron generated during polishing, and the cleaned scrap iron is discharged out of the sharpener box body through the through hole, so that the operation is simple, and the sharpening of the sharpener box body is convenient.

Drawings

Fig. 1 is a schematic structural view of a knife sharpener for sharpening a knife by hand.

Fig. 2 is a schematic view of a first gear of the knife sharpener for hand sharpening.

Fig. 3 is a schematic top view of a hand knife sharpener.

Fig. 4 is a front view schematically showing a hand knife sharpener.

In the figure: 1. a knife sharpener box; 2. a first sliding rod; 3. a slider; 4. an electric telescopic rod; 5. a fixed block; 6. a support plate; 7. a connecting plate; 701. connecting blocks; 8. a first threaded rod; 9. a second sliding rod; 10. a chute; 11. a second threaded rod; 12. a knife sharpening grinding wheel; 13. a rotating rod; 14. a first bearing; 15. a first gear; 16. a second gear; 17. a rotating shaft; 18. a motor; 19. a squeegee; 20. a second bearing; 21. a limiting rod; 22. a through hole; 23. and (4) clamping the plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1

Referring to fig. 1 to 4, in the embodiment of the utility model, a knife sharpener for hand sharpening comprises a knife sharpener case 1, a first gear 15 and a scraper 19, wherein a sharpening grinding wheel 12 is arranged in the knife sharpener case 1, rotating rods 13 are arranged at the left end and the right end of the sharpening grinding wheel 12, a first bearing 14 is arranged at one end of each rotating rod 13, and one end of each bearing 14, which is far away from each other, is fixedly connected with the inner wall of the knife sharpener case 1;

a first gear 15 is arranged on the rotating rod 13, the rear end of the first gear 15 is meshed with a second gear 16, a rotating shaft 17 is arranged at the left end of the second gear 16, a motor 18 is arranged at the left end of the rotating shaft 17, the left end of the motor 18 is fixedly connected with the inner wall of the sharpener box body 1, a scraper 19 is attached to the bottom end of the sharpener box body 1, a second threaded rod 11 is connected to the scraper 19 in a threaded manner, the front end of the second threaded rod 11 penetrates through the sharpener box body 1, and a through hole 22 is formed in the bottom end of the sharpener box body 1;

the rear end of the second threaded rod 11 is provided with a second bearing 20, the rear end of the second bearing 20 is fixedly connected with the inner wall of the box body 1 of the knife grinder, the front end of the second threaded rod 11 is provided with a handle, the scraper 19 is provided with a limiting rod 21, the limiting rod 21 penetrates through the scraper 19, the limiting rod 21 is connected with the scraper 19 in a sliding manner, and the rear end of the limiting rod 21 is fixedly connected with the inner wall of the box body 1 of the knife grinder;

1 upper end bilateral symmetry of sharpedge grinding machine box is equipped with slide bar 2, slide bar 2 upper ends sliding

connection slider

3, and 3 upper ends of slider are equipped with electric telescopic handle 4, and electric telescopic handle 4 upper end is equipped with fixed block 5, two be equipped with backup pad 6 between the fixed block 5, the 6 lower extreme front and back symmetries of backup pad are equipped with splint 23.

Example 2

In the embodiment of the utility model, the upper end of the clamping plate 23 at the front side is provided with a connecting block 701, the upper end of the connecting block 701 penetrates through the supporting plate 6, the upper end of the supporting plate 6 is provided with a sliding groove 10 corresponding to the connecting block 701, and the clamping plate 23 at the front side is connected with the supporting plate 6 in a sliding manner through the connecting block 701;

the right side threaded connection threaded rod 8 on the connecting block 701, 8 rear ends of threaded rod are equipped with connecting plate 7, and threaded rod 8 passes through bearing frame and connecting plate 7 fixed connection, left side be equipped with two 9 of slide bar on the connecting block 701, two 9 through connection blocks 701 of slide bar, and two 9 of slide bar and connecting block 701 sliding connection.

The working principle of the utility model is as follows:

when the tool sharpener is used, a tool is placed between the clamping plates 23, the rotary threaded rod I8 drives the connecting block 701 and the clamping plates 23 to move backwards, so that the clamping plates 23 are convenient to clamp and fix the tool, the danger caused by polishing by holding the tool by a person is avoided, meanwhile, the clamping plates 23 are convenient to clamp and fix tools with different sizes through the arranged sliding grooves 10, the motor 18 is started to drive the rotating shaft 17, the gear II 16, the gear I15, the rotating rod 13 and the sharpener grinding wheel 12 to rotate, the electric telescopic rod 4 is started to drive the clamping plates 23 and the tool to move downwards, so that one end of the tool is convenient to polish, meanwhile, the other end of the tool is convenient to polish through the matching use of the structures of the sliding rod I2 and the sliding block 3, the rotary threaded rod II 11 and the scraper 19 move forwards and backwards after the tool is polished, the scraper 19 is convenient to clean scrap iron generated during polishing, and the cleaned scrap iron is discharged out of the sharpener box body 1 through the through hole 22, the operation is simple, and the cleaning of the knife sharpener box body 1 is convenient.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. A knife sharpener for hand sharpening comprises a knife sharpener box body (1), a first gear (15) and a scraper (19), and is characterized in that a sharpening grinding wheel (12) is arranged in the knife sharpener box body (1), rotating rods (13) are arranged at the left end and the right end of the sharpening grinding wheel (12), the first gear (15) is arranged on each rotating rod (13), the rear end of the first gear (15) is meshed with a second gear (16), a rotating shaft (17) is arranged at the left end of the second gear (16), a motor (18) is arranged at the left end of the rotating shaft (17), and the left end of the motor (18) is fixedly connected with the inner wall of the knife sharpener box body (1);

knife sharpener box (1) bottom laminating has scraper blade (19), and threaded connection threaded rod two (11) on scraper blade (19), knife sharpener box (1) is run through to threaded rod two (11) front end, and knife sharpener box (1) bottom is equipped with through-hole (22), knife sharpener box (1) upper end bilateral symmetry is equipped with slide bar (2), slide bar (2) upper end sliding connection slider (3), and slider (3) upper end is equipped with electric telescopic handle (4), and electric telescopic handle (4) upper end is equipped with fixed block (5), two be equipped with backup pad (6) between fixed block (5), and backup pad (6) lower extreme longitudinal symmetry is equipped with splint (23).

2. The hand knife sharpener according to claim 1, wherein one end of each of the two rotating rods (13) away from each other is provided with a first bearing (14), and one end of each of the first bearings (14) away from each other is fixedly connected with the inner wall of the sharpener case (1).

3. The knife sharpener for hand knife sharpening as claimed in claim 1, wherein a second bearing (20) is arranged at the rear end of the second threaded rod (11), the rear end of the second bearing (20) is fixedly connected with the inner wall of the sharpener case body (1), and a handle is arranged at the front end of the second threaded rod (11).

4. The knife sharpener for hand sharpening according to claim 1, wherein the scraper (19) is provided with a limiting rod (21), the limiting rod (21) penetrates through the scraper (19), the limiting rod (21) is connected with the scraper (19) in a sliding manner, and the rear end of the limiting rod (21) is fixedly connected with the inner wall of the sharpener box body (1).

5. The knife sharpener for hand knife sharpening according to claim 1, wherein the front side clamp plate (23) is provided with a connecting block (701) at the upper end thereof, the upper end of the connecting block (701) penetrates through the support plate (6), the support plate (6) is provided with a sliding groove (10) at the upper end thereof corresponding to the connecting block (701), and the front side clamp plate (23) is slidably connected with the support plate (6) through the connecting block (701).

6. The knife sharpener for hand knife sharpening as claimed in claim 5, wherein the right connecting block (701) is connected with a first threaded rod (8) in a threaded manner, the rear end of the first threaded rod (8) is provided with the connecting plate (7), and the first threaded rod (8) is fixedly connected with the connecting plate (7) through a bearing seat.

7. The knife sharpener for hand knife sharpening according to claim 5, wherein a second sliding rod (9) is arranged on the connecting block (701) on the left side, the second sliding rod (9) penetrates through the connecting block (701), and the second sliding rod (9) is slidably connected with the connecting block (701).