CN108907917B

CN108907917B - Knife sharpening device

Info

Publication number: CN108907917B
Application number: CN201810874534.5A
Authority: CN
Inventors: 李志衡
Original assignee: Lin Piaopiao
Current assignee: Lin Piaopiao
Priority date: 2018-08-03
Filing date: 2018-08-03
Publication date: 2020-03-20
Anticipated expiration: 2038-08-03
Also published as: CN108907917A

Abstract

The invention discloses a knife sharpening device, which comprises a base shell, a clamp assembly, a knife sharpening and washing assembly, a transmission assembly, a control assembly and a limiting ring, wherein the transmission assembly is installed at the top of the inner side of the base shell, the knife sharpening and washing assembly is installed on one side of the transmission assembly, and the clamp assembly is installed at the top of the transmission assembly; when simultaneously whetting a knife and washing the sword subassembly and go on whetting a knife and handle, wash a sword section of thick bamboo and rotate because the effect of frictional force, realize the clean effect on sword surface, guarantee the clean and tidy of knife face.

Description

Knife sharpening device

Technical Field

The invention relates to the field of knife grinding devices, in particular to a knife grinding device.

Background

The cutter is rusted or dull due to long-time use, is difficult to use, needs to be taken to abrade again, or is replaced by a new cutter, and the knife is generally troublesome to abrade again, cannot meet the current requirement, and is waste when being replaced by the new cutter.

However, the existing knife grinding devices in the market are complex in structure and single in function, and the knife grinding devices need to be manually held by hands to grind the knife in a reciprocating manner in the using process, so that the knife grinding devices are dangerous to some extent, low in mechanization level and inconvenient to operate; meanwhile, certain stains and sundries can be generated on the knife face in the knife sharpening process, so that the knife is not convenient to polish.

Disclosure of Invention

The present invention is directed to a knife grinder, which solves the above problems.

In order to solve the technical problems, the invention provides the following technical scheme: a knife sharpening device comprises a base shell, a clamp component, a knife sharpening and washing component, a transmission component, a control component and a limiting ring, wherein the transmission component is installed at the top of the inner side of the base shell, the knife sharpening and washing component is installed at one side of the transmission component, the clamp component is installed at the top of the transmission component, the control component is arranged at the top of one side of the clamp component, the limiting ring is arranged at one side of the inner wall of the base shell, the clamp component comprises a movable fixing frame, a knife clamp, a grinding block, a rotary fixing rod, a long rod, a rod bearing and a hole rod, the bottom of the rotary fixing rod penetrates through the movable fixing frame, the bottom of the rotary fixing rod is sleeved with the rod bearing, the long rod is correspondingly welded and installed at two sides of the rod bearing, the knife clamp is correspondingly installed at two sides of one, the knife sharpening and washing assembly comprises a knife sharpening barrel, a supporting table, a movable sleeve, a thread groove, a knife sharpening fixing table, a knife sharpener and a first spring, wherein the knife sharpening barrel is sleeved at two ends of the top of the supporting table, the thread groove is formed in one side of the supporting table, the movable sleeve is sleeved at the center of one side of the supporting table, two ends of the movable sleeve are connected with two sides of the inside of the base shell, the knife sharpening fixing table is mounted at the center of the top of the supporting table through a bolt, the knife sharpener is mounted at the top of the knife sharpening fixing table, the first spring is mounted at the center of the inside of the supporting table and positioned at the bottom of the knife sharpening fixing table, the control assembly comprises a control upper rod, a control lower rod, a telescopic switch, a second spring, a bulge, a third spring, a groove and a fourth spring, the control upper rod is sleeved at the bottom of the control upper rod, a limiting ring is, the transmission assembly comprises a servo motor, a turbine, a worm, a control wheel, a screw rod, a belt wheel, a threaded rod, a straight rod and a fifth spring, wherein the worm is arranged on one side of the servo motor, the control wheel is arranged on one side of the bottom of the worm, the worm and the control wheel are meshed with each other, the threaded rod is arranged on one side of the control wheel, the control wheel and the threaded rod are meshed with each other, the two threaded rods are connected through the belt wheel, the turbine is arranged on one side of the top of the worm, the screw rod is arranged on one side of the turbine, and the screw rod penetrates through the threaded groove, and one end of the screw rod is connected with the base shell, the transmission assembly is provided with straight rods corresponding to two sides, hole rods are sleeved on the outer sides of the tops of the straight rods and the threaded rods, and a fifth spring is arranged inside the control wheel.

According to the technical scheme, the threaded holes are formed in the bottoms of the hole rods corresponding to the threaded rods, and the through holes are formed in the bottoms of the hole rods corresponding to the straight rods.

According to the technical scheme, a bearing is arranged at the joint of one end of the screw rod and the base shell.

According to the technical scheme, a plurality of centrosymmetric holes are formed in the uppermost part of the movable fixing frame.

According to the technical scheme, the knife sharpening fixing rod is arranged on the knife sharpening fixing table.

According to the technical scheme, the servo motor is fixed on the base shell through the bolt.

According to the technical scheme, the base shell and the limiting ring are connected through welding.

According to the technical scheme, the movable fixing frame is connected with the hole rod through welding.

Compared with the prior art, the invention has the following beneficial effects: the knife sharpening device controls the knife to sharpen and mechanically process on the knife sharpening and washing component through the clamping knife of the clamp component and the combined action of the transmission component and the control component, is rapid and convenient, avoids hands from contacting the knife and the sharpening device, has high degree of mechanization, is convenient to operate, greatly reduces the labor intensity of workers, and is safe and reliable; when simultaneously whetting a knife and washing the sword subassembly and go on whetting a knife and handle, wash a sword section of thick bamboo and rotate because the effect of frictional force, realize the clean effect on sword surface, guarantee the clean and tidy of knife face.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic overall perspective view of the present invention;

FIG. 2 is a side view of the present invention;

FIG. 3 is a schematic view of the base housing structure of the present invention;

FIG. 4 is a schematic view of the clamp assembly of the present invention;

FIG. 5 is a schematic view of the knife sharpening and washing assembly of the present invention;

FIG. 6 is a side view of the knife sharpening and washing assembly of the present invention;

FIG. 7 is a schematic view of a first spring mounting arrangement of the present invention;

FIG. 8 is a schematic structural view of a control assembly of the present invention;

FIG. 9 is a schematic view of the internal structure of the control assembly of the present invention;

FIG. 10 is a schematic structural view of the transmission assembly of the present invention;

FIG. 11 is a schematic view of the internal structure of the control wheel of the present invention;

in the figure: 1. a base housing; 2. a clamp assembly; 3. a knife sharpening and washing component; 4. a transmission assembly; 5. a control component; 6. a limiting ring; 7. moving the fixed frame; 8. a tool holder; 9. a grinding block is added; 10. rotating the fixed rod; 11. a long rod; 12. a rod bearing; 13. a hole rod; 14. a knife washing cylinder; 15. a support table; 16. moving the sleeve; 17. a thread groove; 18. a sharpening fixing table; 19. a knife sharpener; 20. a first spring; 21. controlling the upper rod; 22. controlling the lower rod; 23. a telescopic switch; 24. a second spring; 25. a protrusion; 26. a third spring; 27. a groove; 28. a fourth spring; 29. a servo motor; 30. a turbine; 31. a worm; 32. a control wheel; 33. a screw rod; 34. a pulley; 35. a threaded rod; 36. a straight rod; 37. and a fifth spring.

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.

Referring to fig. 1-11, the present invention provides a technical solution: a knife sharpening device comprises a base shell 1, a clamp component 2, a knife sharpening and washing component 3, a transmission component 4, a control component 5 and a limiting ring 6, wherein the transmission component 4 is installed at the top of the inner side of the base shell 1, the knife sharpening and washing component 3 is installed at one side of the transmission component 4, the clamp component 2 is installed at the top of the transmission component 4, the control component 5 is arranged at the top of one side of the clamp component 2, the limiting ring 6 is arranged at one side of the inner wall of the base shell 1, the clamp component 2 comprises a movable fixing frame 7, a knife holder 8, a grinding increasing block 9, a rotary fixing rod 10, a long rod 11, a rod bearing 12 and a hole rod 13, the bottom of the rotary fixing rod 10 penetrates through the movable fixing frame 7, the rod bearing 12 is sleeved at the bottom of the rotary fixing rod 10, the long rod 11 is correspondingly welded at two sides of, the hole rods 13 are all installed around the bottom of the movable fixing frame 7, the knife sharpening and washing assembly 3 comprises a knife washing barrel 14, a support platform 15, a movable sleeve 16, a thread groove 17, a knife sharpening fixing platform 18, a knife sharpener 19 and a first spring 20, the knife washing barrel 14 is sleeved at two ends of the top of the support platform 15, the thread groove 17 is formed in one side of the support platform 15, the movable sleeve 16 is sleeved at the center of one side of the support platform 15, two ends of the movable sleeve 16 are connected with two sides of the inside of the base shell 1, the knife sharpening fixing platform 18 is installed at the center of the top of the support platform 15 through bolts, the knife sharpener 19 is installed at the top of the knife sharpening fixing platform 18, a first spring 20 is installed at the center of the inside of the support platform 15 and located at the bottom of the knife sharpening fixing platform 18, the control assembly 5 comprises a control upper rod 21, a control lower rod 22, a telescopic switch 23, a second spring 24, a bulge, the outer side of the bottom of the lower control rod 22 is sleeved with a limiting ring 6, the top end of the upper control rod 21 is connected with a movable fixing frame 7, two sides of the top of the upper control rod 21 are provided with telescopic switches 23, the center of the top of each telescopic switch 23 is provided with a second spring 24, two corresponding sides of the inner wall of the upper control rod 21 are provided with grooves 27, the top of the lower control rod 22 is provided with a fourth spring 28, two sides of the lower control rod 22 are provided with protrusions 25, the center of the inner part of each protrusion 25 is provided with a third spring 26, the transmission assembly 4 comprises a servo motor 29, a turbine 30, a worm 31, a control wheel 32, a lead screw 33, a belt wheel 34, a threaded rod 35, a straight rod 36 and a fifth spring 37, one side of the servo motor 29 is provided with the worm 31, one side of the bottom of the worm 31 is provided with the control wheel 32, the, two liang of threaded rods 35 pass through band pulley 34 and connect, and worm 31 top one side is provided with turbine 30, and lead screw 33 is installed to turbine 30 one side, and lead screw 33 runs through in thread groove 17, and lead screw 33 one end is connected with base shell 1, and the both sides that transmission assembly 4 corresponds are provided with straight-bar 36, and hole pole 13 has been cup jointed to the straight-bar 36 and the threaded rod 35 top outside, and control wheel 32 is inside to be provided with fifth spring 37.

According to the technical scheme, the threaded holes are formed in the bottoms of the hole rods 13 corresponding to the threaded rods 35, and the through holes are formed in the bottoms of the hole rods 13 corresponding to the straight rods 36, so that the lifting is convenient to realize.

According to the technical scheme, a bearing is arranged at the joint of one end of the screw rod 33 and the base shell 1, so that the screw rod 33 can rotate conveniently.

According to the technical scheme, a plurality of centrosymmetric holes are formed in the uppermost part of the movable fixing frame 7, so that the rotary fixing rod 10 can be fixed conveniently.

According to the technical scheme, the knife sharpening fixing rod is arranged on the knife sharpening fixing table 18, so that the knife sharpener 19 can be fixed conveniently.

According to the technical scheme, the servo motor 29 is fixed on the base shell 1 through bolts, so that the mounting, the dismounting and the maintenance are convenient.

According to the technical scheme, the base shell 1 and the limiting ring 6 are connected through welding, so that the base shell 1 and the limiting ring 6 are connected tightly.

According to the technical scheme, the movable fixing frame 7 is connected with the hole rod 13 through welding, so that the movable fixing frame 7 is tightly connected with the hole rod 13, and the supporting strength is improved.

The working principle is as follows: firstly, the rotating fixed rod 10 is rotated to move vertically downwards, the tool holders 8 are also opened under the action of the rotating fixed rod 10, a knife is placed in two tool holders 8, the rotating fixed rod 10 is lifted and placed in a hole above the movable fixing frame 7, the knife is fixed at the moment, the servo motor 29 is started to drive the control wheel 32 and the threaded rod 35, the movable fixing frame 7 moves downwards, when the knife is close to the knife sharpener 19, the control wheel 32 is pressed down by the control lower rod 22, the threaded rod 35 does not rotate any more, the movable fixing frame 7 does not descend any more, at the moment, the servo motor 29 drives the worm 31 of the turbine 30 to rotate, the screw rod 33 drives the supporting platform 15 to move, the supporting platform 15 moves back and forth through the forward rotation of the servo motor 29, the knife moves back and forth on the knife sharpener 19 to realize knife sharpening, the knife barrel 14 rotates under the action of friction force to realize the cleaning effect of the knife, the telescopic switch 23 for controlling the upper rod 21 is pressed down, the lower rod 22 is controlled to move upwards under the action of the fourth spring 28, but the lower rod cannot move under the action of the limiting ring 6 after moving distance, the control wheel 32 drives the threaded rod 35 to rotate at the moment, the movable fixing frame 7 rises until the protrusion 25 for controlling the lower rod 22 is fixed in the two through holes at the lower part of the upper rod 21, and finally the knife is taken down.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a knife sharpening device, includes base shell (1), anchor clamps subassembly (2), whets a knife and washes sword subassembly (3), drive assembly (4), control assembly (5) and spacing collar (6), its characterized in that: the grinding tool comprises a base shell (1), a transmission assembly (4) is installed at the top of the inner side of the base shell (1), a grinding tool washing assembly (3) is installed on one side of the transmission assembly (4), a clamp assembly (2) is installed at the top of the transmission assembly (4), a control assembly (5) is arranged at the top of one side of the clamp assembly (2), a limiting ring (6) is arranged on one side of the inner wall of the base shell (1), the clamp assembly (2) comprises a movable fixing frame (7), a tool clamp (8), a grinding block (9), a rotary fixing rod (10), a long rod (11), a rod bearing (12) and a hole rod (13), the bottom of the rotary fixing rod (10) penetrates through the movable fixing frame (7), the rod bearing (12) is sleeved at the bottom of the rotary fixing rod (10), the long rod (11) is correspondingly welded on two sides of the rod bearing, the knife sharpening device is characterized in that a grinding block (9) is installed at the bottom of the knife clamp (8), hole rods (13) are installed on the periphery of the bottom of the movable fixing frame (7), the knife sharpening component (3) comprises a knife sharpening barrel (14), a supporting table (15), a movable sleeve (16), a thread groove (17), a sharpening fixing table (18), a sharpener (19) and a first spring (20), the knife sharpening barrel (14) is sleeved at two ends of the top of the supporting table (15), the thread groove (17) is formed in one side of the supporting table (15), the movable sleeve (16) is sleeved at the center of one side of the supporting table (15), two ends of the movable sleeve (16) are connected with two inner sides of the base shell (1), the sharpening fixing table (18) is installed at the center of the top of the supporting table (15) through bolts, the sharpener (19) is installed at the top of the sharpening fixing table (18), the first spring (20) is installed at the center of the supporting, the control assembly (5) comprises an upper control rod (21), a lower control rod (22), a telescopic switch (23), a second spring (24), a protrusion (25), a third spring (26), a groove (27) and a fourth spring (28), the lower control rod (22) is sleeved at the bottom of the upper control rod (21), a limiting ring (6) is sleeved at the outer side of the bottom of the lower control rod (22), the top end of the upper control rod (21) is connected with a movable fixing frame (7), the telescopic switch (23) is arranged on two sides of the top of the upper control rod (21), the second spring (24) is arranged at the center of the top of the telescopic switch (23), the groove (27) is formed in the inner wall of the upper control rod (21) corresponding to two sides, the fourth spring (28) is arranged at the top of the lower control rod (22), the protrusion (25) is arranged on two sides of the lower control rod (22), the third spring (26) is arranged at the center of the inner part of the protrusion (, the transmission assembly (4) comprises a servo motor (29), a worm wheel (30), a worm (31), a control wheel (32), a screw rod (33), a belt wheel (34), a threaded rod (35), a straight rod (36) and a fifth spring (37), wherein the worm (31) is arranged on one side of the servo motor (29), the control wheel (32) is arranged on one side of the bottom of the worm (31), the worm (31) and the control wheel (32) are meshed with each other, the threaded rod (35) is arranged on one side of the control wheel (32), the control wheel (32) and the threaded rod (35) are meshed with each other, the threaded rod (35) is connected through the belt wheel (34), the worm wheel (30) is arranged on one side of the top of the worm (31), the screw rod (33) is installed on one side of the worm wheel (30), the screw rod (33) penetrates through a threaded groove (17), and one end of, the transmission assembly (4) is provided with straight rods (36) on two corresponding sides, hole rods (13) are sleeved on the outer sides of the tops of the straight rods (36) and the threaded rods (35), and fifth springs (37) are arranged inside the control wheels (32).

2. The knife sharpening device of claim 1, wherein: the bottom of the hole rod (13) corresponding to the threaded rod (35) is provided with a threaded hole, and the bottom of the hole rod (13) corresponding to the straight rod (36) is provided with a through hole.

3. The knife sharpening device of claim 1, wherein: and a bearing is arranged at the joint of one end of the screw rod (33) and the base shell (1).

4. The knife sharpening device of claim 1, wherein: a plurality of centrosymmetric holes are formed in the uppermost part of the movable fixing frame (7).

5. The knife sharpening device of claim 1, wherein: the knife sharpening fixing platform (18) is provided with a knife sharpening fixing rod.

6. The knife sharpening device of claim 1, wherein: the servo motor (29) is fixed on the base shell (1) through bolts.

7. The knife sharpening device of claim 1, wherein: the base shell (1) is connected with the limiting ring (6) through welding.

8. The knife sharpening device of claim 1, wherein: the movable fixing frame (7) is connected with the hole rod (13) through welding.