CN220145430U

CN220145430U - Knife grinder

Info

Publication number: CN220145430U
Application number: CN202321601738.4U
Authority: CN
Inventors: 刘鑫; 刘奇
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-06-21
Filing date: 2023-06-21
Publication date: 2023-12-08
Anticipated expiration: 2033-06-21

Abstract

The utility model provides a knife grinder, and relates to the technical field of grinding devices. A knife grinder comprises a base, wherein the base is provided with a driving motor, and a transmission shaft of the driving motor is provided with a first grinding wheel; the base is equipped with the mounting bracket, and the mounting bracket is equipped with the guide block, and the guide block is the cambered surface towards the one side of emery wheel, cambered surface and first emery wheel one end clearance fit. The utility model can solve the defects in the prior art, has the function of assisting the cutter to approach the grinding wheel, is more convenient to operate, and improves the overall practicability.

Description

Knife grinder

Technical Field

The utility model relates to the technical field of polishing devices, in particular to a knife grinder.

Background

As daily necessities, the cutting edge becomes dull gradually in the use process of the cutter, especially in the environment of restaurants, dining halls and the like where the cutter is frequently used, the cutter is worn out faster and needs to be sharpened frequently, two modes of sharpening are adopted in the prior art, one mode is to use an earlier sharpening mode, and sharpening Dan Chun is adopted for manual sharpening, so that the efficiency of the mode is lower; the other mode is to use the existing knife grinder to grind, and the existing knife grinder drives the grinding wheel to rotate through a motor to replace manual front and back movement of a grinding tool.

The publication number is: the utility model patent of CN105014485A discloses a knife grinder, which comprises a support and a belt, wherein one end of the support is provided with a first support frame, the other end of the support is provided with a second support frame, a speed regulating motor is arranged on the first support frame, a bearing I is arranged in the speed regulating motor, a supporting plate is movably arranged above the second support frame, a grinding wheel is arranged on the supporting plate, a bearing II is arranged in the grinding wheel, the bearing I is connected with the bearing II through the belt, a groove is formed below the end part of the support, a fixed plate is movably arranged in the groove, a movable plate is arranged outside the fixed plate, and the movable plate is connected with the fixed plate through a movable bolt. However, when the knife sharpener is used for sharpening, the knife is required to be placed on the grinding wheel for sharpening by feeling, and the knife sharpener has certain technical requirements on a knife sharpener and is inconvenient to operate.

Disclosure of Invention

The utility model aims to provide a knife grinder, which can solve the defects in the prior art, has the function of assisting a cutter to approach a grinding wheel, is more convenient to operate and improves the overall practicability.

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

the embodiment of the utility model provides a knife grinder, which comprises a base, wherein the base is provided with a driving motor, and a transmission shaft of the driving motor is provided with a first grinding wheel; the base is provided with a mounting frame, the mounting frame is provided with a guide block, one surface of the guide block, facing the first grinding wheel, is a cambered surface, and the cambered surface is in clearance fit with one end of the first grinding wheel.

Further, in some embodiments of the present utility model, a second grinding wheel is disposed on a transmission shaft of the driving motor, and the second grinding wheel is located on a side of the first grinding wheel away from the cambered surface.

Further, in some embodiments of the present utility model, the guide block is slidably connected to the mounting frame, the guide block is provided with a slide bar, the mounting frame is provided with a slide hole, and the slide bar slides through the slide hole.

Further, in some embodiments of the present utility model, the mounting frame is provided with a guide plate having a U-shaped cross section, and the guide block is embedded in the guide plate.

Further, in some embodiments of the present utility model, the guide plate further includes a push bolt, and the guide plate is provided with an adjusting screw hole, and the push bolt passes through the adjusting screw hole and abuts against the guide block; the pushing bolt is in threaded connection with the guide plate.

Further, in some embodiments of the present utility model, the guide block is hollow, the cambered surface is provided with a water outlet which is communicated with the guide block, and the sliding rod is provided with a water delivery channel which is communicated with the guide block.

Further, in some embodiments of the present utility model, the mounting frame is provided with an arc-shaped water baffle, and the water baffle is located above the first grinding wheel.

Compared with the prior art, the embodiment of the utility model has at least the following advantages or beneficial effects:

when in actual use, the knife grinder needs to be fixed through the base to support the knife grinder, thereby being convenient for sharpening. Then the power can be connected, the first driving motor is started to drive the first grinding wheel to rotate, then the cutter is only required to be leaned against the cambered surface on the guide block to be embedded into a gap between the cambered surface and the first grinding wheel and pulled out, so that the rotating first grinding wheel polishes one side of the cutter, which is attached to the first grinding wheel, and finally the other side of the cutter is polished, so that the design reduces the technical requirement of sharpening, and the operation is more convenient. And because the guide block is abutted with the first grinding wheel through the cambered surface, the gap between the cambered surface and the first grinding wheel is gradually increased, so that the depending position of the cutter and the cambered surface can be adjusted, and the cutter and the first grinding wheel form different angles, thereby meeting different sharpening requirements and improving the overall practicability.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic view of a knife grinder according to an embodiment of the present utility model with a water baffle removed;

FIG. 2 is a cross-sectional view of a guide block position provided by an embodiment of the present utility model;

fig. 3 is a schematic structural diagram of a knife grinder according to an embodiment of the present utility model.

Icon: the polishing device comprises a base, a 2-driving motor, a 3-first grinding wheel, a 4-mounting frame, a 5-guide block, a 6-cambered surface, a 7-second grinding wheel, an 8-sliding rod, a 9-sliding hole, a 10-guide plate, an 11-pushing bolt, a 12-water outlet, a 13-water delivery channel, a 14-water baffle, a 15-polishing disc, a 16-mounting bolt and a 17-mounting screw hole.

Detailed Description

Examples

Referring to fig. 1-3, an embodiment of the present utility model provides a knife grinder, including a base 1, wherein the base 1 is provided with a driving motor 2, and a transmission shaft of the driving motor 2 is provided with a first grinding wheel 3; the base 1 is provided with a mounting frame 4, the mounting frame 4 is provided with a guide block 5, one surface of the guide block 5 facing the first grinding wheel 3 is an arc surface 6, and the arc surface 6 is abutted with one end of the first grinding wheel 3.

In practical use, the knife grinder needs to be fixed through the base 1 to support the knife grinder, so that the knife grinder is convenient to grind. Then the power can be connected, the driving motor 2 is started to drive the first grinding wheel 3 to rotate, then the cutter is only required to be leaned against the cambered surface 6 on the guide block 5 to be embedded into a gap between the cambered surface 6 and the first grinding wheel 3 and pulled out, so that the rotating first grinding wheel 3 polishes one side of the cutter which is stuck into the first grinding wheel 3, and finally the other side of the cutter is polished after one side is polished. Moreover, as the guide block 5 is abutted with the first grinding wheel 3 through the cambered surface 6, the gap between the cambered surface 6 and the first grinding wheel 3 is gradually increased, so that the depending position of the cutter and the cambered surface 6 can be adjusted, different angles are formed between the cutter and the first grinding wheel 3, different sharpening requirements are met, and the overall practicability is improved.

Optionally, the first driving motor 2 of the present embodiment may be provided with a polishing disc 15 through a transmission shaft, so that polishing treatment is performed after polishing the tool, which is more practical.

Optionally, the cambered surface 6 of this embodiment can set up to the sector of quarter circle, just so can make cambered surface 6 tip and first emery wheel 3 carry out the butt, and then make the clearance between cambered surface 6 and the first emery wheel 3 gradually increase from zero, more convenient and practical.

Referring to fig. 1 and 2, in some embodiments of the present utility model, the transmission shaft of the driving motor 2 is provided with a second grinding wheel 7, and the second grinding wheel 7 is located on a side of the first grinding wheel 3 away from the cambered surface 6.

Through setting up second emery wheel 7 in the one end that cambered surface 6 was kept away from to first emery wheel 3, after the one side of cutter was polished on first emery wheel 3 to the handheld cutter of convenient to use person, put the one side that second emery wheel 7 kept away from first emery wheel 3 again with the cutter opposite side and polish, so design convenient and practical more.

Optionally, the mounting frame 4 of the present embodiment may be provided with another set of guide blocks 5 and cambered surfaces 6, which are abutted against the second grinding wheel 7 on the side far away from the first grinding wheel 3, so that the grinding of the cutter is facilitated, and the grinding is faster and more efficient.

Referring to fig. 1-2, in some embodiments of the present utility model, the guide block 5 is slidably connected to the mounting frame 4, the guide block 5 is provided with a sliding rod 8, the mounting frame 4 is provided with a sliding hole 9, and the sliding rod 8 slides through the sliding hole 9.

During the in-service use, because after the cutter is polished for a long time, the first grinding wheel 3 and the second grinding wheel 7 can both take place the wearing and tearing to a certain extent to lead to the gap grow between first grinding wheel 3 and the guide block 5, so set up guide block 5 and mounting bracket 4 swing joint, just can remove along slide hole 9 through removing slide bar 8, thereby make guide block 5 carry out the butt with first grinding wheel 3 again, thereby be convenient for use this kind of sharpedge grinding machine more for a long time and whet a knife, convenient and practical more.

Referring to fig. 1-2, in some embodiments of the present utility model, the mounting frame 4 is provided with a guide plate 10 having a U-shaped cross section, and the guide block 5 is embedded in the guide plate 10.

Through setting up deflector 10 that the cross section is the U-shaped, just can utilize deflector 10 to wrap up guide block 5 from trilateral to make guide block 5 be close to first emery wheel 3 one side expose and with first emery wheel 3 butt, and then make guide block 5 can only carry out rectilinear movement towards first emery wheel 3 under the direction effect of deflector 10, more steady accuracy has improved holistic practicality.

Referring to fig. 1-2, in some embodiments of the present utility model, the guide plate 10 further includes a pushing bolt 11, and the pushing bolt 11 passes through the adjusting screw and abuts against the guide block 5; the push bolt 11 is screwed to the guide plate 10.

During actual use, can promote bolt 11 through rotating for promote bolt 11 and remove in adjusting the screw, thereby promote guide block 5 and remove along deflector 10 inside wall, and then make guide block 5 remove to carry out the butt with first emery wheel 3, so the design, the structure is simpler, and it is also more convenient to operate, has improved holistic practicality.

Referring to fig. 1-2, in some embodiments of the present utility model, the guide block 5 is hollow, the arc surface 6 is provided with a water outlet 12 communicating with the guide block 5, and the slide bar 8 is provided with a water delivery channel 13 communicating with the guide block 5.

During actual use, a large amount of heat can be generated in the cutter polishing process, so cold water can be introduced from the bottom of the sliding rod 8, and is conveyed to the guide block 5 from the water conveying channel 13 in the sliding rod 8 and flows out from the water outlet 12, so that the cutter in the polishing process is cooled, and the cutter polishing machine is more convenient and practical.

Referring to fig. 1-3, in some embodiments of the present utility model, the mounting frame 4 is provided with an arc-shaped water baffle 14, and the water baffle 14 is located above the first grinding wheel 3.

In actual use, by arranging the water baffle 14 above the first grinding wheel 3, the first grinding wheel 3 in a rotating state can be prevented from splashing cold water flowing out of the water outlet 12, thereby preventing articles such as clothes of a user from being wetted, and the practicability is improved.

Optionally, the water baffle 14 of this embodiment may be provided with a mounting hole, and a mounting screw hole 17 is provided on the mounting frame 4, and then the water baffle 14 and the mounting frame 4 are connected and fixed by sequentially passing through the mounting hole and the mounting screw hole 17 through the mounting bolt 16 and being in threaded connection with the mounting frame 4, and when the water baffle 14 needs to be replaced, the water baffle 14 can be removed by removing the mounting bolt 16, which is more practical.

In summary, the embodiment of the utility model provides a knife grinder, which comprises a base 1, wherein the base 1 is provided with a driving motor 2, and a transmission shaft of the driving motor 2 is provided with a first grinding wheel 3; the base 1 is provided with a mounting frame 4, the mounting frame 4 is provided with a guide block 5, one surface of the guide block 5 facing the first grinding wheel 3 is an arc surface 6, and the arc surface 6 is abutted with one end of the first grinding wheel 3.

In practical use, the knife grinder needs to be fixed through the base 1 to support the knife grinder, so that the knife grinder is convenient to grind. Then the power can be connected, the first driving motor 2 is started to drive the first grinding wheel 3 to rotate, then the cutter is only required to be leaned against the cambered surface 6 on the guide block 5 to be embedded into a gap between the cambered surface 6 and the first grinding wheel 3 and pulled out, so that the rotating first grinding wheel 3 polishes one side of the cutter, which is stuck to the first grinding wheel 3, and finally polishes the other side after polishing one side, and the design reduces the technical requirement of sharpening and is more convenient to operate. Moreover, as the guide block 5 is abutted with the first grinding wheel 3 through the cambered surface 6, the gap between the cambered surface 6 and the first grinding wheel 3 is gradually increased, so that the depending position of the cutter and the cambered surface 6 can be adjusted, different angles are formed between the cutter and the first grinding wheel 3, different sharpening requirements are met, and the overall practicability is improved.

The above is only a preferred embodiment of the present utility model, and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. A knife grinder, characterized in that: the grinding machine comprises a base, wherein the base is provided with a driving motor, and a transmission shaft of the driving motor is provided with a first grinding wheel; the base is equipped with the mounting bracket, the mounting bracket is equipped with the guide block, the guide block orientation the one side of first emery wheel is the cambered surface, the cambered surface with first emery wheel one end clearance fit.

2. The knife sharpener of claim 1, wherein: the transmission shaft of the driving motor is provided with a second grinding wheel, and the second grinding wheel is positioned on one side, away from the cambered surface, of the first grinding wheel.

3. The knife sharpener of claim 1, wherein: the guide block is in sliding connection with the mounting frame, the guide block is provided with a slide bar, the mounting frame is provided with a slide hole, and the slide bar slides through the slide hole.

4. The knife sharpener of claim 3 wherein: the mounting frame is provided with a guide plate with a U-shaped cross section, and the guide block is embedded into the guide plate.

5. The knife sharpener of claim 4, wherein: the guide plate is provided with an adjusting screw hole, and the pushing bolt penetrates through the adjusting screw hole and is abutted against the guide block; the pushing bolt is in threaded connection with the guide plate.

6. The knife sharpener of claim 3 wherein: the guide block is hollow, the cambered surface is provided with a water outlet which is communicated with the inside of the guide block, and the slide bar is provided with a water delivery channel which is communicated with the inside of the guide block.

7. The knife sharpener of claim 6, wherein: the mounting bracket is equipped with curved breakwater, the breakwater is located first emery wheel top.