CN113547394A - Knife sharpening device suitable for kitchen knife - Google Patents
Knife sharpening device suitable for kitchen knife Download PDFInfo
- Publication number
- CN113547394A CN113547394A CN202110882008.5A CN202110882008A CN113547394A CN 113547394 A CN113547394 A CN 113547394A CN 202110882008 A CN202110882008 A CN 202110882008A CN 113547394 A CN113547394 A CN 113547394A
- Authority
- CN
- China
- Prior art keywords
- knife
- kitchen knife
- base
- fixed mounting
- plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B3/00—Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools
- B24B3/36—Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools of cutting blades
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/06—Work supports, e.g. adjustable steadies
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B47/00—Drives or gearings; Equipment therefor
- B24B47/10—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces
- B24B47/12—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces by mechanical gearing or electric power
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B55/00—Safety devices for grinding or polishing machines; Accessories fitted to grinding or polishing machines for keeping tools or parts of the machine in good working condition
Abstract
The invention discloses a knife sharpening device suitable for a kitchen knife, which comprises a base, wherein a fixed frame is fixedly arranged on the upper side of the base, a bottom plate is fixedly arranged inside the fixed frame, a connecting shaft is rotatably connected between the fixed frame and the bottom plate, a first rotating disc is fixedly arranged on the upper side of the connecting shaft, an arc-shaped guide sheet is fixedly arranged on the lower side of the first rotating disc, a second rotating disc is fixedly arranged on the lower side of the connecting shaft, teeth which are uniformly arranged in an arc shape are fixedly arranged on the surface of the second rotating disc, and a fixed frame is fixedly arranged on the lower side of the fixed frame. According to the kitchen knife turning device, the connecting shaft is driven to rotate by the handle, the other side of the kitchen knife fixing seat faces downwards, the other side of the kitchen knife is polished, the connecting shaft is driven to rotate reversely by the handle, turning over of the kitchen knife is achieved through operation, accordingly, uninterrupted polishing of the two sides of the kitchen knife is achieved, the step that different knife faces need to be clamped and fixed again when being polished in the conventional mechanical knife grinding mode is omitted, and the knife grinding efficiency is improved.
Description
Technical Field
The invention relates to the field of kitchen ware, in particular to a knife sharpening device suitable for kitchen knives.
Background
The kitchen knife is necessary for people in daily life, and is needed for daily cooking; the traditional knife sharpening tools mostly adopt knife sharpening stones for manual sharpening or adopt mechanical sharpening, and the knife sharpening wheels rotating at high speed are matched to enable the knife to gradually approach the sharpening wheels for sharpening; however, the manual grinding cutter has low efficiency and poor grinding effect; mechanical grinding often needs to fix the kitchen knife, and when the other surface needs to be ground, the kitchen knife needs to be taken down and fixed again, so that the use is inconvenient.
Disclosure of Invention
The invention mainly solves the technical problems in the prior art and provides a knife sharpening device suitable for a kitchen knife.
In order to achieve the purpose, the invention provides the following technical scheme: a knife sharpening device suitable for a kitchen knife comprises a base, wherein a fixed frame is fixedly arranged on the upper side of the base, a bottom plate is fixedly arranged inside the fixed frame, a connecting shaft is rotatably connected between the fixed frame and the bottom plate, a first rotary table is fixedly arranged on the upper side of the connecting shaft, an arc-shaped guide sheet is fixedly arranged on the lower side of the first rotary table, a second rotary table is fixedly arranged on the lower side of the connecting shaft, teeth which are uniformly arranged in an arc shape are fixedly arranged on the surface of the second rotary table, a fixed frame is fixedly arranged on the lower side of the fixed frame, a connecting block is rotatably connected inside the fixed frame, a connecting rod is rotatably connected inside the connecting block, a gear meshed with the teeth is fixedly arranged at one end of the connecting rod, a guide ball is fixedly arranged on the outer side of the gear and is slidably connected with the arc-shaped guide sheet, a fixed shaft is fixedly arranged on one side of the connecting block, the fixing shaft is rotatably connected with the fixing frame, a connecting sheet is fixedly mounted at the end part of the fixing shaft, a fixing plate is fixedly mounted on the upper side of the bottom plate, a spring is fixedly connected between the connecting sheet and the fixing plate, and the other end of the connecting rod is clamped with a kitchen knife fixing seat;
the kitchen knife fixing seat comprises a base, a clamping plate is rotatably connected to the inside of the base, a knife groove is formed in the clamping plate, fixing pieces are fixedly mounted on two sides of the clamping plate, a rotary piece is connected to the inner portion of each fixing piece through threads, an anti-slip pad is rotatably connected to the other end of each rotary piece, a baffle is fixedly mounted in the base, a worm is rotatably connected to the inside of each baffle, an incomplete worm wheel matched with the worm is fixedly connected to the end portion of the clamping plate, and a knob is fixedly mounted at the end portion of the worm;
the downside fixed mounting of base has the motor, the output fixed mounting of motor has the mill, and the mill rotates with the base to be connected.
Preferably, the longitudinal section of the grinding disc is inclined.
Preferably, the upper end of the connecting shaft is fixedly provided with a handle, and the lower side of the base is fixedly provided with a cushion block.
Preferably, both ends of the arc-shaped guide sheet are in an inclined shape with radian.
Preferably, the number of the fixing pieces, the rotating pieces and the anti-slip pads is four, and the fixing pieces, the rotating pieces and the anti-slip pads are symmetrically distributed on two sides of the clamping plate.
Preferably, the number of the knobs is two, and the two knobs are respectively positioned at two ends of the worm.
Compared with the prior art, the invention has the following beneficial effects:
1. the invention drives the connecting shaft to rotate through the handle, the connecting shaft drives the first rotating disc and the second rotating disc to synchronously rotate, when the arc-shaped guide sheet of the first rotating disc is contacted with the guide ball, the guide ball is driven to press downwards, so that the gear is meshed with the teeth which are fixedly arranged on the upper sides of the second rotating disc and are in arc-shaped uniform arrangement, at the moment, the kitchen knife fixing seat at the other end of the connecting rod is tilted, the teeth drive the gear to rotate, the gear drives the kitchen knife fixing seat to rotate through the connecting rod, when the arc-shaped guide sheet is separated from the guide ball, the guide ball tilts upwards, the gear is separated from the teeth, at the moment, the gear rotates for half a circle, the kitchen knife fixing seat rotates for half a circle along with the gear, the other side of the kitchen knife fixing seat faces downwards, the other side of the kitchen knife is polished, the connecting shaft is driven to rotate reversely through the handle, the operation is also realized, thereby realizing the uninterrupted polishing of the two sides of the kitchen knife, and omitting the step of re-clamping and fixing when the prior mechanical knife grinding mode is used for polishing different knife faces, the efficiency of whetting a knife has been improved.
2. According to the kitchen knife fixing seat, the fixing shaft is fixedly connected to one side of the connecting block, and the spring is always in a tensioning state by matching with the arrangement of the connecting sheet, the fixing plate and the spring, and the spring pulls the connecting sheet to always have a rotating force on the fixing shaft, so that the connecting rod in the connecting block always has a downward rotating trend, a kitchen knife in the kitchen knife fixing seat has a downward pressing force, the cutting edge of the kitchen knife can be in close contact with the grinding disc by matching with the gravity of the kitchen knife, and the knife grinding effect is improved.
3. According to the kitchen knife, the knife back of the kitchen knife is placed in the knife groove of the clamping plate in the middle, the knife handle of the kitchen knife is upward, the rotary sheet on the fixing sheet is rotated, the anti-slip pad at the end of the rotary sheet is gradually close to the knife back, so that the kitchen knife is fixed, the handle is rotated, the kitchen knife fixing seat is horizontally placed, the cutting edge of the kitchen knife is in contact with the grinding disc, the grinding disc is driven by the motor to rotate clockwise, the grinding disc grinds the cutting edge of the kitchen knife, and the grinding disc is not flat in surface, so that the cutting edge of the kitchen knife is different in contact angles with the grinding disc at different positions of the grinding disc, different angles of the cutting edge can be simultaneously ground, and the grinding effect is improved.
4. According to the kitchen knife sharpener, the worm is driven to rotate by rotating the knob, the worm drives the clamping plate to perform angular deviation by the incomplete worm wheel meshed with the surface of the worm, and the knife edge of the kitchen knife is arc-shaped, so that the knife edges at different positions of the kitchen knife can be contacted with the grinding disc by adjusting the knob, the kitchen knife is fully sharpened, and the using effect of the sharpener is improved.
Drawings
FIG. 1 is a schematic perspective view of a first embodiment of the present invention;
FIG. 2 is a schematic perspective view of a second embodiment of the present invention;
FIG. 3 is a third perspective view of the present invention;
FIG. 4 is a schematic view of a fourth embodiment of the present invention;
FIG. 5 is a schematic diagram of a fifth middle perspective structure of the present invention;
FIG. 6 is a schematic sectional view of the kitchen knife holder according to the present invention;
fig. 7 is a schematic structural view of a grinding disc and a base section of the invention.
In the figure: the automatic grinding machine comprises a base 1, a fixing frame 2, a bottom plate 3, a connecting shaft 4, a rotating disc II 5, teeth 6, a rotating disc I7, an arc guide vane 8, a fixing frame 9, a connecting block 10, a connecting rod 11, a gear 12, a guide ball 13, a kitchen knife fixing seat 14, a base 1401, a clamping plate 1402, a 1403 fixing sheet, a 1404 rotating sheet, a 1405 antiskid pad, a 1406 baffle plate, a 1407 worm, an incomplete worm wheel 1408, a 1409 knob, a tool groove 1410, a 15 fixing plate, a 16 spring, a 17 fixing shaft, an 18 connecting sheet, a 19 handle, a 20 motor, a 21 grinding disc and a 22 cushion block.
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. 1-7, a knife sharpening device suitable for kitchen knives comprises a base 1, a fixed frame 2 is fixedly installed on the upper side of the base 1, a bottom plate 3 is fixedly installed inside the fixed frame 2, a connecting shaft 4 is rotatably connected between the fixed frame 2 and the bottom plate 3, a first rotary table 7 is fixedly installed on the upper side of the connecting shaft 4, an arc-shaped guide sheet 8 is fixedly installed on the lower side of the first rotary table 7, both ends of the arc-shaped guide sheet 8 are inclined with radian, a second rotary table 5 is fixedly installed on the lower side of the connecting shaft 4, teeth 6 which are uniformly arranged in arc shape are fixedly installed on the surface of the second rotary table 5, a fixed frame 9 is fixedly installed on the lower side of the fixed frame 2, a connecting block 10 is rotatably connected inside the fixed frame 9, a connecting rod 11 is rotatably connected inside the connecting block 10, a gear 12 meshed with the teeth 6 is fixedly installed at one end of the connecting rod 11, a guide ball 13 is fixedly installed outside the gear 12, the guide ball 13 is connected with the arc-shaped guide sheet 8 in a sliding manner, a fixed shaft 17 is fixedly installed on one side of the connecting block 10, the fixed shaft 17 is rotatably connected with the fixed frame 9, a connecting sheet 18 is fixedly installed at the end part of the fixed shaft 17, a fixed plate 15 is fixedly installed on the upper side of the bottom plate 3, a spring 16 is fixedly connected between the connecting sheet 18 and the fixed plate 15, a kitchen knife fixing seat 14 is clamped at the other end of the connecting rod 11, a motor 20 is fixedly installed on the lower side of the base 1, a grinding disc 21 is fixedly installed at the output end of the motor 20, the grinding disc 21 is rotatably connected with the base 1, the longitudinal section of the grinding disc 21 is inclined, a handle 19 is fixedly installed at the upper end of the connecting shaft 4, and a cushion block 22 is fixedly installed on the lower side of the base 1;
the connecting shaft 4 is driven to rotate by the handle, the connecting shaft 4 drives the first rotating disk 7 and the second rotating disk 5 to synchronously rotate, when the arc-shaped guide vane 8 of the first rotating disk 7 is contacted with the guide ball 13, the guide ball 13 is driven to press downwards, so that the gear 12 is meshed with the teeth 6 which are fixedly arranged on the upper side of the second rotating disk 5 and are uniformly arranged in an arc shape, the kitchen knife fixing seat 14 at the other end of the connecting rod 11 is tilted at the moment, the teeth 6 drive the gear 12 to rotate, the gear 12 drives the kitchen knife fixing seat 14 to rotate through the connecting rod 11, when the arc-shaped guide vane 8 is separated from the guide ball 13, the guide ball 13 tilts upwards, the gear 12 is separated from the teeth 6, at the moment, the gear 12 just rotates for half a circle, the kitchen knife fixing seat 14 also rotates for half circle along with the other surface of the kitchen knife fixing seat 14 downwards, the other surface of the kitchen knife is polished, the connecting shaft 4 is driven to reversely rotate by the handle 19, and the operation is realized, therefore, the uninterrupted polishing of the two surfaces of the kitchen knife is realized, the step of re-clamping and fixing when different knife surfaces are polished by the conventional mechanical knife sharpening mode is omitted, and the knife sharpening efficiency is improved;
through one side fixed connection fixed axle 17 at connecting block 10, cooperation connection piece 18, the setting of fixed plate 15 and spring 16, wherein spring 16 is in the tensioning state all the time, spring 16 pulling connection piece 18 has a rotatory power to fixed axle 17 all the time, make connecting rod 11 inside connecting block 10 have the trend of downwardly rotating all the time, thereby make the kitchen knife in the kitchen knife fixing base 14 have the power of pushing down, the gravity of cooperation kitchen knife self, make the cutting edge of kitchen knife can with millstone 21 in close contact with, improve the effect of whetting a knife.
The kitchen knife fixing seat 14 comprises a base 1401, a clamping plate 1402 is rotatably connected to the inside of the base 1401, a knife groove 1410 is formed in the clamping plate 1402, fixing plates 1403 are fixedly mounted on two sides of the clamping plate 1402, a rotary plate 1404 is connected to the inside of the fixing plate 1403 in a threaded manner, anti-slip pads 1405 are rotatably connected to the other end of the rotary plate 1404, a baffle 1406 is fixedly mounted in the base 1401, a worm 1407 is rotatably connected to the inside of the baffle 1406, an incomplete worm wheel 1408 matched with the worm 1407 is fixedly connected to the end of the clamping plate 1402, two rotary knobs 1409 are fixedly mounted on the end of the worm 1407, the two rotary knobs 1409 are respectively located at two ends of the worm 1407, the clamping plate 1402 can be conveniently adjusted due to the arrangement of the two rotary knobs 1409, the four rotary plates 1403, the four rotary plates 1404 and the anti-slip pads 1405 are symmetrically distributed on two sides of the clamping plate 1402;
the back of a kitchen knife is placed in the knife groove 1410 of the clamping plate 1402 in the middle, the handle of the kitchen knife is upward, the rotor 1404 on the fixing piece 1403 is rotated, the anti-slip pad 1405 at the end of the rotor 1404 is gradually close to the back of the knife, so that the kitchen knife is fixed, then the handle 19 is rotated, the kitchen knife fixing seat 14 is horizontally placed, the blade of the kitchen knife is in contact with the grinding disc 21, the grinding disc 21 is driven by the motor 20 to rotate clockwise, the grinding disc 21 grinds the blade of the kitchen knife, and because the surface of the grinding disc 21 is not flat, the angles of the blade of the kitchen knife in different positions of the grinding disc 21 and the angles of the blade in contact with the grinding disc 21 are different, so that different angles of the blade can be simultaneously ground, and the grinding effect is improved;
the rotary knob 1409 is rotated to drive the worm 1407, the worm 1407 drives the clamping plate 1402 to perform angular deviation through the incomplete worm wheel 1408 meshed with the surface of the worm 1407, and the cutting edge of the kitchen knife is arc-shaped, so that the cutting edges at different positions of the kitchen knife are contacted with the grinding disc 21 through the adjusting knob, the grinding of the whole range of the kitchen knife is realized, and the using effect of the knife grinding device is improved.
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 (6)
1. The utility model provides a knife sharpening device suitable for kitchen knife, includes base (1), its characterized in that: the upper side fixed mounting of base (1) has mount (2), the inside fixed mounting of mount (2) has bottom plate (3), it is connected with connecting axle (4) to rotate between mount (2) and bottom plate (3), the upside fixed mounting of connecting axle (4) has carousel one (7), the downside fixed mounting of carousel one (7) has arc guide piece (8), the downside fixed mounting of connecting axle (4) has carousel two (5), the fixed surface of carousel two (5) installs tooth (6) that are arc align to grid, the downside fixed mounting of mount (2) has fixed frame (9), the inside of fixed frame (9) rotates and is connected with connecting block (10), the inside of connecting block (10) rotates and is connected with connecting rod (11), the one end fixed mounting of connecting rod (11) has gear (12) with tooth (6) engaged with, a guide ball (13) is fixedly mounted on the outer side of the gear (12), the guide ball (13) is slidably connected with the arc-shaped guide sheet (8), a fixed shaft (17) is fixedly mounted on one side of the connecting block (10), the fixed shaft (17) is rotatably connected with the fixed frame (9), a connecting sheet (18) is fixedly mounted at the end part of the fixed shaft (17), a fixed plate (15) is fixedly mounted on the upper side of the bottom plate (3), a spring (16) is fixedly connected between the connecting sheet (18) and the fixed plate (15), and a kitchen knife fixing seat (14) is clamped at the other end of the connecting rod (11);
the kitchen knife fixing seat (14) comprises a base (1401), a clamping plate (1402) is rotatably connected inside the base (1401), a knife groove (1410) is formed in the clamping plate (1402), fixing plates (1403) are fixedly installed on two sides of the clamping plate (1402), a rotary plate (1404) is connected with an internal thread of the fixing plate (1403), an anti-slip pad (1405) is rotatably connected to the other end of the rotary plate (1404), a baffle plate (1406) is fixedly installed inside the base (1401), a worm (1407) is rotatably connected inside the baffle plate (1406), an incomplete worm wheel (1408) matched with the worm (1407) is fixedly connected to the end of the clamping plate (1402), and a knob (1409) is fixedly installed at the end of the worm (1407);
the lower side fixed mounting of base (1) has motor (20), the output fixed mounting of motor (20) has mill dish (21), and mill dish (21) and base (1) rotate to be connected.
2. The knife sharpening device as recited in claim 1, wherein: the longitudinal section of the grinding disc (21) is inclined.
3. The knife sharpening device as recited in claim 1, wherein: the upper end fixed mounting of connecting axle (4) has handle (19), the downside fixed mounting of base (1) has cushion (22).
4. The knife sharpening device as recited in claim 1, wherein: both ends of the arc-shaped guide sheet (8) are in an inclined shape with radian.
5. The knife sharpening device as recited in claim 1, wherein: the quantity of stationary blade (1403), spiral piece (1404) and slipmat (1405) all has four, and the symmetric distribution is in the both sides of splint (1402).
6. The knife sharpening device as recited in claim 1, wherein: the number of the knobs (1409) is two, and the two knobs (1409) are respectively positioned at two ends of the worm (1407).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110882008.5A CN113547394A (en) | 2021-08-02 | 2021-08-02 | Knife sharpening device suitable for kitchen knife |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110882008.5A CN113547394A (en) | 2021-08-02 | 2021-08-02 | Knife sharpening device suitable for kitchen knife |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113547394A true CN113547394A (en) | 2021-10-26 |
Family
ID=78133555
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110882008.5A Pending CN113547394A (en) | 2021-08-02 | 2021-08-02 | Knife sharpening device suitable for kitchen knife |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113547394A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2883655A1 (en) * | 2013-12-12 | 2015-06-17 | Tormek AB | Jig means for a grinding machine and a grinding machine comprising the jig means |
| SE1550702A1 (en) * | 2015-06-01 | 2016-12-02 | Tormek Ab | A jig device for a grinding machine and a grinding machine comprising the jig device |
| CN110497263A (en) * | 2019-06-04 | 2019-11-26 | 上海普乔贸易发展有限公司 | Full-automatic kitchen knife grinding device, system and its application method |
| CN211744571U (en) * | 2020-04-17 | 2020-10-23 | 朱茵 | Convenient movie & TV preparation of adjusting is with shooting equipment |
| CN112059749A (en) * | 2020-09-22 | 2020-12-11 | 侯仕仙 | Aluminum alloy razor head grinding device |
| CN112091735A (en) * | 2020-09-22 | 2020-12-18 | 侯仕仙 | Polishing device for small tool bit |
| CN212762500U (en) * | 2020-07-03 | 2021-03-23 | 林少杰 | Blade grinding tool convenient to use |
| CN112775730A (en) * | 2021-01-25 | 2021-05-11 | 舒李兰 | Blade equipment of polishing for hardware processing |
| CN213498097U (en) * | 2020-11-03 | 2021-06-22 | 马鞍山市加州机械配件有限公司 | Polishing and grinding device for cutter |
-
2021
- 2021-08-02 CN CN202110882008.5A patent/CN113547394A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2883655A1 (en) * | 2013-12-12 | 2015-06-17 | Tormek AB | Jig means for a grinding machine and a grinding machine comprising the jig means |
| SE1550702A1 (en) * | 2015-06-01 | 2016-12-02 | Tormek Ab | A jig device for a grinding machine and a grinding machine comprising the jig device |
| CN110497263A (en) * | 2019-06-04 | 2019-11-26 | 上海普乔贸易发展有限公司 | Full-automatic kitchen knife grinding device, system and its application method |
| CN211744571U (en) * | 2020-04-17 | 2020-10-23 | 朱茵 | Convenient movie & TV preparation of adjusting is with shooting equipment |
| CN212762500U (en) * | 2020-07-03 | 2021-03-23 | 林少杰 | Blade grinding tool convenient to use |
| CN112059749A (en) * | 2020-09-22 | 2020-12-11 | 侯仕仙 | Aluminum alloy razor head grinding device |
| CN112091735A (en) * | 2020-09-22 | 2020-12-18 | 侯仕仙 | Polishing device for small tool bit |
| CN213498097U (en) * | 2020-11-03 | 2021-06-22 | 马鞍山市加州机械配件有限公司 | Polishing and grinding device for cutter |
| CN112775730A (en) * | 2021-01-25 | 2021-05-11 | 舒李兰 | Blade equipment of polishing for hardware processing |
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| PB01 | Publication | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20211026 |
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| RJ01 | Rejection of invention patent application after publication |