CN210968509U

CN210968509U - Domestic quick knife sharpening device with protect function

Info

Publication number: CN210968509U
Application number: CN201921885564.2U
Authority: CN
Inventors: 吴晓佩
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-11-05
Filing date: 2019-11-05
Publication date: 2020-07-10
Anticipated expiration: 2029-11-05

Abstract

The utility model relates to the technical field of cutters, and a domestic quick knife sharpening device with protect function is disclosed, the on-line screen storage device comprises a base, the top fixed mounting of base has the baffle, and the top fixed mounting of baffle has the apron, and it has first pivot to rotate to peg graft between apron and the base, and the top fixedly connected with rocking handle of first pivot, and it has the cam to fix the cover in the first pivot and be located between apron and the base, and the below that just is located the cam in the first pivot is fixed to have connect drive gear, and the top of base and the place ahead fixed mounting that is located the baffle have the workstation, and the top of workstation is provided with the cutter. This domestic quick knife sharpening device with protect function fixes the cutter through the briquetting, rotates the rocking handle and drives cam and drive gear rotation, and upper and lower grindstone can rotate promptly and the cooperation removes the cutter of polishing about to reached protection personal safety, polished fast abundant, the still better effect of state after the grinding apparatus used many times to the cutter sword.

Description

Domestic quick knife sharpening device with protect function

Technical Field

The utility model relates to the technical field of cutters, specifically be a domestic quick knife sharpening device with protect function.

Background

Tools for making gourmet food in kitchens are various, wherein a knife is an indispensable important appliance and is often used for cutting and separating food materials or carving food materials, but after the knife is used for a long time, the knife edge of the knife becomes rough and dull gradually, so that the using effect is affected, and at the moment, the knife edge needs to be ground completely to be sharp as before.

General knife sharpening device is a simple and easy whetstone promptly, need the handheld cutter of user to scrape on the whetstone during use and polish, nevertheless there is certain drawback in the operation like this, can't guarantee personal safety promptly, the condition of fish tail skin appears easily, and the speed of whetting a knife is slower, polish inadequately abundant, the device that is used for supplementary whetting a knife that exists in the market in addition, its built-in whetstone uses the back for a long time, the whetstone surface can become the unevenness, influence subsequent whetting a knife effect.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a domestic quick knife sharpening device with protect function possesses protection personal safety, to the knife sword polish fast abundant, the grinding apparatus repetitious usage after the state advantage such as still better, has solved general knife sharpening device and has not possessed protection personal safety, to the knife sword speed of polishing slow and not abundant, the grinding apparatus repetitious usage after the not good problem of state.

(II) technical scheme

For realize above-mentioned protection personal safety, tool setting sword polish fast abundant, the grinding apparatus use the back state for a plurality of times still better purpose, the utility model provides a following technical scheme: a household rapid knife grinding device with a protection function comprises a base, a baffle is fixedly arranged above the base, a cover plate is fixedly arranged above the baffle, a first rotating shaft is rotatably inserted between the cover plate and the base, a rocking handle is fixedly connected above the first rotating shaft, a cam is fixedly sleeved on the first rotating shaft and positioned between the cover plate and the base, a driving gear is fixedly sleeved below the cam on the first rotating shaft, a workbench is fixedly arranged above the base and positioned in front of the baffle, a cutter is arranged above the workbench, a connecting rod is movably inserted in the middle of the cover plate and positioned above the cutter, a pressing block is arranged below the connecting rod, a lifting handle is arranged above the connecting rod, a first spring sleeved on the connecting rod is fixedly connected between the lifting handle and the cover plate, a panel is arranged on the right side of the cover plate, a sliding barrel is fixedly arranged on the left side of the panel, and a sliding rod is movably inserted in the left part, fixedly connected with second spring between the inner chamber right wall of slide bar and slide cartridge, be provided with the movable rod between slide bar and the apron, logical groove has all been seted up to the left part and the right part of slide bar, be provided with U type pole between the logical groove, fixedly connected with third spring between the inner chamber right wall that U type pole and logical groove, the below of U type pole evenly is provided with the second pivot, driven gear has been cup jointed in the activity in the second pivot, just be located in the second pivot and be provided with the fourth spring between driven gear and the U type pole, driven gear's below fixedly connected with cup joints the epaxial grindstone of second in the second, the lower extreme fixedly connected with lower grindstone of second pivot.

Preferably, a sliding groove matched with the connecting rod is formed below the cover plate, and the connecting rod can freely slide left and right in the sliding groove within a certain range.

Preferably, the thickness of the driving gear is larger than that of the driven gear, so that the driven gear is still meshed with the driving gear when moving up and down.

Preferably, the two side ends of the U-shaped rod are provided with bulges, and the bulges are convenient for clamping the U-shaped rod in the inner cavity of the through groove.

Preferably, a protecting sleeve is arranged on the second rotating shaft and between the upper grinding stone and the lower grinding stone and used for protecting a cutting edge of the cutter.

Preferably, the driven gear and the driving gear are in meshed connection, and the driven gear can be driven to rotate together by driving the driving gear to rotate.

Preferably, the fourth spring is fixedly connected with the driven gear, and the fourth spring is normally in an extended state.

Preferably, the upper grindstone is disk-shaped, and each part of the lower surface can be contacted with the blade when the upper grindstone rotates.

(III) advantageous effects

Compared with the prior art, the utility model provides a domestic quick knife sharpening device with protect function possesses following beneficial effect:

1. this domestic quick knife sharpening device with protect function lifts the handle through carrying, mentions the briquetting, places the cutter on the workstation to squeeze into the cutting edge between whetstone and the lower whetstone, the cutting edge links closely the second pivot, loosens afterwards and carries the handle, cooperates first spring to make the briquetting whereabouts compress tightly the cutter, then need not user and cutter direct contact when whetting a knife, thereby has reached the effect of protection personal safety.

2. This domestic quick knife sharpening device with protect function drives first pivot through waveing the rocking handle and rotates, and the slide bar is crossed to the just intermittent type nature top of the epaxial cam of first pivot, cooperates the second spring, makes the slide bar remove about, and the slide bar is corresponding to drive promptly and goes up grindstone and lower grindstone and control the friction on the cutting edge, compares with traditional mode of whetting a knife to quick abundant effect of polishing to the cutting edge has been reached.

3. This domestic quick knife sharpening device with protect function, through setting last grindstone and lower grindstone into discoid, cooperation drive gear rotates and drives driven gear and rotates, meshing rotation then between each driven gear, driven gear drives the second pivot again and rotates and make on, lower grindstone rotates, the face that upper and lower grindstone and cutting edge correspond is evenly worn and torn promptly, can still keep leveling after the repetitious usage, damage the cutter when avoiding the secondary to reached the grinding apparatus and used the still better effect of back state for a plurality of times.

Drawings

FIG. 1 is a front view of the present invention;

FIG. 2 is a right side view of the connecting portion of the cutter of the present invention;

FIG. 3 is an enlarged view taken at A in FIG. 1;

fig. 4 is a front sectional view of the connecting portion of the slide bar of the present invention.

In the figure: 1-base, 2-baffle, 3-cover plate, 4-first rotating shaft, 5-rocking handle, 6-cam, 7-driving gear, 8-workbench, 9-cutter, 10-connecting rod, 11-pressing block, 12-lifting handle, 13-first spring, 14-panel, 15-sliding barrel, 16-sliding rod, 17-second spring, 18-movable rod, 19-through groove, 20-U-shaped rod, 21-third spring, 22-second rotating shaft, 23-driven gear, 24-fourth spring, 25-upper grindstone and 26-lower grindstone.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, a household rapid knife grinder with protection function comprises a base 1, a baffle 2 is fixedly installed above the base 1, a cover plate 3 is fixedly installed above the baffle 2, a chute matched with a connecting rod 10 is formed below the cover plate 3, the connecting rod 10 can freely slide left and right in the chute within a certain range, a first rotating shaft 4 is rotatably inserted between the cover plate 3 and the base 1, a rocking handle 5 is fixedly connected above the first rotating shaft 4, a cam 6 is fixedly sleeved on the first rotating shaft 4 and positioned between the cover plate 3 and the base 1, a driving gear 7 is fixedly sleeved below the cam 6 on the first rotating shaft 4, the thickness of the driving gear 7 is larger than that of the driven gear 23, so as to ensure that the driven gear 23 is still engaged with the driving gear 7 when the driven gear 23 moves up and down, a workbench 8 is fixedly installed above the base 1 and positioned in front of the baffle 2, a cutter 9 is arranged above the workbench 8, a connecting rod 10 is movably inserted in the middle of the cover plate 3 and positioned above the cutter 9, a pressing block 11 is arranged below the connecting rod 10, a lifting handle 12 is arranged above the connecting rod 10, a first spring 13 sleeved on the connecting rod 10 is fixedly connected between the lifting handle 12 and the cover plate 3, a panel 14 is arranged on the right side of the cover plate 3, a slide cylinder 15 is fixedly arranged on the left side of the panel 14, a slide rod 16 is movably inserted in the left part of the slide cylinder 15, a second spring 17 is fixedly connected between the slide rod 16 and the right wall of the inner cavity of the slide cylinder 15, a movable rod 18 is arranged between the slide rod 16 and the cover plate 3, through grooves 19 are respectively formed in the left part and the right part of the slide rod 16, U-shaped rods 20 are arranged between the through grooves 19, bulges are arranged at the end heads on both sides of the U-shaped rods 20, the bulges are convenient for clamping the U-shaped rods 20 in the inner, a second rotating shaft 22 is uniformly arranged below the U-shaped rod 20, a protective sleeve is arranged on the second rotating shaft 22 and positioned between the upper grinding stone 25 and the lower grinding stone 26, the protective sleeve is used for protecting the cutting edge of the cutter 9, a driven gear 23 is movably sleeved on the second rotating shaft 22, the friction force between the driven gear 23 and the second rotating shaft 22 is large, the driven gear 23 can move up and down along the second rotating shaft 22 and can also drive the second rotating shaft 22 to rotate, the driven gear 23 is meshed with the driving gear 7 and can drive the driven gear 23 to rotate together by driving the driving gear 7, a fourth spring 24 is arranged on the second rotating shaft 22 and positioned between the driven gear 23 and the U-shaped rod 20, under the condition that the abrasion thickness of the upper grinding stone 25 and the lower grinding stone 26 is reduced, the upper grinding stone 25 and the lower grinding stone 26 can be tightly attached to the cutter 9 by the fourth spring 24, and the fourth spring 24 is fixedly connected with the driven gear 23, fourth spring 24 is in normal extended state at ordinary times, and driven gear 23's below fixedly connected with cup joints last grindstone 25 in second pivot 22, goes up grindstone 26 and is discoid, and during its rotation, each part homoenergetic of lower surface contacts with the cutting edge, and grindstone 26 is down to the lower extreme fixedly connected with of second pivot 22, and lower grindstone 26 also is discoid with last grindstone 25.

The working principle is as follows: the household rapid knife sharpening device with the protection function comprises the steps of firstly lifting a lifting handle 12, lifting a pressing block 11, placing a knife tool 9 on a workbench 8, extruding a knife edge between an upper grindstone 25 and a lower grindstone 26, stopping when the knife edge reaches a second rotating shaft 22, then loosening the lifting handle 12, enabling the pressing block 11 to fall down to press the knife tool 9 in cooperation with a first spring 13, then shaking a rocking handle 5 to drive a first rotating shaft 4 to rotate, enabling a cam 6 on the first rotating shaft 4 to intermittently push a sliding rod 16 to be matched with a second spring 17 to enable the sliding rod 16 to move left and right, correspondingly driving the upper grindstone 25 and the lower grindstone 26 to rub left and right on the knife edge, during the period, when the cam 6 does not push the sliding rod 16, the sliding rod 16 is positioned at the maximum displacement position on the left side under the action of the second spring 17, meanwhile, a driven gear 23 can push a driving gear 7, so that the end heads on the left side and the right side of a U-shaped rod 20 can push, the slide bar 16 is gradually positioned at the maximum displacement position on the right side, the driven gear 23 does not extrude the driving gear 7 any more, the left end and the right end of the U-shaped bar 20 do not extrude the third spring 21 any more, in addition, the upper grinding stone 25 and the lower grinding stone 26 are arranged into a disc shape, the driving gear 7 is matched to drive the driven gear 23 to rotate, the driven gears 23 are meshed with each other to rotate, the driven gear 23 drives the second rotating shaft 22 to rotate, so that the upper grinding stone 25 and the lower grinding stone 26 rotate, the surfaces of the upper grinding stone 25 and the lower grinding stone 26 corresponding to the blade are uniformly worn, the surfaces can still keep flat after multiple use, the blade 9 is prevented from being damaged during secondary use, compared with the traditional knife grinder, a user does not need to be in direct contact with the blade 9 during knife grinding, and the effects of protecting personal safety, quickly and fully grinding the blade and keeping the state of the grinder after multiple use are.

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

Claims

1. The utility model provides a domestic quick knife sharpening device with protect function, includes base (1), its characterized in that: a baffle (2) is fixedly arranged above the base (1), a cover plate (3) is fixedly arranged above the baffle (2), a first rotating shaft (4) is rotatably inserted between the cover plate (3) and the base (1), a rocking handle (5) is fixedly connected above the first rotating shaft (4), a cam (6) is fixedly sleeved on the first rotating shaft (4) and positioned between the cover plate (3) and the base (1), a driving gear (7) is fixedly sleeved on the first rotating shaft (4) and positioned below the cam (6), a workbench (8) is fixedly arranged above the base (1) and positioned in front of the baffle (2), a cutter (9) is arranged above the workbench (8), a connecting rod (10) is movably inserted above the cutter (9) in the middle of the cover plate (3), a pressing block (11) is arranged below the connecting rod (10), a lifting handle (12) is arranged above the connecting rod (10), a first spring (13) sleeved on the connecting rod (10) is fixedly connected between the lifting handle (12) and the cover plate (3), a panel (14) is arranged on the right side of the cover plate (3), a sliding barrel (15) is fixedly installed on the left side of the panel (14), a sliding rod (16) is movably inserted in the left part of the sliding barrel (15), a second spring (17) is fixedly connected between the sliding rod (16) and the right wall of the inner cavity of the sliding barrel (15), a movable rod (18) is arranged between the sliding rod (16) and the cover plate (3), through grooves (19) are respectively formed in the left part and the right part of the sliding rod (16), a U-shaped rod (20) is arranged between the through grooves (19), a third spring (21) is fixedly connected between the U-shaped rod (20) and the right wall of the inner cavity of the through groove (19), a second rotating shaft (22) is uniformly arranged below the U-shaped rod (20), and a driven gear (23, a fourth spring (24) is arranged on the second rotating shaft (22) and between the driven gear (23) and the U-shaped rod (20), an upper grinding stone (25) sleeved on the second rotating shaft (22) is fixedly connected to the lower portion of the driven gear (23), and a lower grinding stone (26) is fixedly connected to the lower end of the second rotating shaft (22).

2. The household rapid knife sharpening device with the protection function according to claim 1, is characterized in that: and a sliding groove matched with the connecting rod (10) is formed below the cover plate (3).

3. The household rapid knife sharpening device with the protection function according to claim 1, is characterized in that: the thickness of the driving gear (7) is larger than that of the driven gear (23).

4. The household rapid knife sharpening device with the protection function according to claim 1, is characterized in that: the two side ends of the U-shaped rod (20) are provided with bulges.

5. The household rapid knife sharpening device with the protection function according to claim 1, is characterized in that: and a protective sleeve is arranged on the second rotating shaft (22) and between the upper grinding stone (25) and the lower grinding stone (26).

6. The household rapid knife sharpening device with the protection function according to claim 1, is characterized in that: the driven gear (23) is in meshed connection with the driving gear (7).

7. The household rapid knife sharpening device with the protection function according to claim 1, is characterized in that: the fourth spring (24) is fixedly connected with the driven gear (23).

8. The household rapid knife sharpening device with the protection function according to claim 1, is characterized in that: the upper grindstone (25) is disk-shaped.