CN217224769U - Grinding equipment for blade machining - Google Patents
Grinding equipment for blade machining Download PDFInfo
- Publication number
- CN217224769U CN217224769U CN202123194685.2U CN202123194685U CN217224769U CN 217224769 U CN217224769 U CN 217224769U CN 202123194685 U CN202123194685 U CN 202123194685U CN 217224769 U CN217224769 U CN 217224769U
- Authority
- CN
- China
- Prior art keywords
- fixedly connected
- chain wheel
- base
- rod
- blade
- 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.)
- Active
Links
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
Landscapes
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The utility model discloses a blade processing is with grinding device, its technical scheme is: the on-line screen storage device comprises a base, the base top is equipped with grinding machanism and control mechanism, the fixed motor that is equipped with in base bottom, grinding machanism includes first pivot, the inside first cavity of having seted up of base, base top fixedly connected with backup pad, the inside second cavity of having seted up of backup pad, first pivot runs through first cavity and extends to inside the second cavity, first pivot top fixedly connected with first bevel gear, both sides all are equipped with second bevel gear, two around the first bevel gear the equal fixedly connected with second pivot in the second bevel gear outside, two second pivot top all is equipped with the third pivot, the beneficial effects of the utility model are that: the utility model provides the high efficiency of polishing the blade has also reduced artificial loss simultaneously, prevents that the blade of polishing of manual work from causing the injured condition of user to appear, brings the convenience for the user.
Description
Technical Field
The utility model relates to a blade grinds technical field, concretely relates to blade processing is with grinding equipment.
Background
In daily life, often need various blades, the blade is after using a period of time, and the edge of a knife can become dull, needs grind once more, but sharpens a knife and also is a technique alive, and not all people can grind the sword, sharpens simultaneously and can waste people's a large amount of time, consequently, the demand to grinding equipment is increasing for the processing of multi-functional blade.
The blade that can cause after current blade uses for a long time becomes dull, consequently needs the user to polish the blade, but the mode that current polishes the blade is generally that the user is artifical to polish the blade, but artifical polishing causes the injury to the user easily, also consumes the manpower simultaneously, increases the cost of polishing, brings the trouble for the user.
Disclosure of Invention
Therefore, the utility model provides a grinding device is used in blade processing fixes the blade inside the fixed plate through the user, and the work of restart motor, motor work drive the blade rotation of polishing to polish the blade, user control knob and crank simultaneously, thereby the angle that the control was polished to the blade, in order to solve the manual work and polish and cause the problem of injury to the user easily.
In order to achieve the above object, the present invention provides the following technical solutions: a grinding device for machining a blade comprises a base, wherein a grinding mechanism and a control mechanism are arranged at the top of the base, and a motor is fixedly arranged at the bottom of the base;
the polishing mechanism comprises a first rotating shaft, a first cavity is formed in the base, a supporting plate is fixedly connected to the top of the base, a second cavity is formed in the supporting plate, the first rotating shaft penetrates through the first cavity and extends into the second cavity, a first bevel gear is fixedly connected to the top of the first rotating shaft, second bevel gears are arranged on the front side and the rear side of the first bevel gear, second rotating shafts are fixedly connected to the outer sides of the two second bevel gears, a third rotating shaft is arranged on the top of the two second rotating shafts, a first chain wheel and a second chain wheel are fixedly sleeved on the outer sides of the second rotating shaft and the third rotating shaft respectively, a first chain is sleeved on the outer sides of the first chain wheel and the second chain wheel, the first chain wheel and the second chain wheel are in driving connection through the first chain, and polishing plates are fixedly connected to the inner ends of the two third rotating shafts;
the control mechanism comprises a first rotating rod which is embedded at one side in the first cavity, a second rotating rod is embedded at the other side in the first cavity, two first supporting rods are fixedly connected with the top of the base, the top ends of the first rotating rod and the second rotating rod respectively extend into the two first supporting rods, a third chain wheel and a fourth chain wheel are embedded in the first cavity, the third chain wheel and the fourth chain wheel are respectively fixedly sleeved outside the first rotating rod and the second rotating rod, a second chain is sleeved outside the third chain wheel and the fourth chain wheel, third sprocket and fourth sprocket pass through second chain drive and connect, the equal fixedly connected with threaded rod in first bull stick and second bull stick top, two the threaded rod outside all overlaps and is equipped with sleeve, two the equal fixedly connected with second bracing piece in sleeve top, two be equipped with control assembly between the second bracing piece.
Specifically, fix the blade inside the fixed plate through the user, the work of restart motor, the motor work drives the blade rotation of polishing to polish the blade, thereby improved the efficiency of polishing to the blade.
Preferably, the control assembly includes the roof, roof fixed connection is between two second bracing pieces, the inside action bars that is equipped with that inlays of roof, the fixed cover in the action bars outside is equipped with reciprocal lead screw, reciprocal lead screw outside cover is equipped with the sliding seat, sliding seat bottom fixedly connected with connecting rod, the connecting rod bottom extends to the roof bottom outside, connecting rod bottom fixedly connected with fixed plate.
Specifically, the control assembly facilitates adjustment of the height of the blade to be polished by a user.
Preferably, the fixed plate is internally embedded with two clamping plates, two the clamping plates are both movably connected with the fixed plate through hinges, and the clamping plates are externally and fixedly connected with springs, two the springs are both fixedly connected with the inner wall of the fixed plate.
Specifically, the clamping plate clamps the blade, thereby fixing the blade.
Preferably, the top end of the sliding seat is fixedly connected with a sliding block, a sliding groove is formed in the top plate, and the sliding block is matched with the sliding groove.
Specifically, the slider carries on spacingly to the sliding seat to make the sliding seat can move steadily.
Preferably, one end of the operating rod extends to one side of one of the second supporting rods, and one end of the operating rod is fixedly connected with a crank.
Specifically, the crank is convenient for a user to operate the operating rod.
Preferably, the bottom end of the first rotating rod extends to the bottom of the base, and the bottom end of the first rotating rod is fixedly connected with a knob.
Specifically, the knob facilitates the user to control the first rotating rod.
Preferably, the fixed cover in the motor outside is equipped with the safety cover, safety cover fixed connection is in the base bottom.
Specifically, the motor is protected by the protective cover, and the working efficiency of the motor is improved.
Preferably, the bottom of the base is fixedly connected with four brackets.
Specifically, the support supports the base fixedly for the base is more stable.
Preferably, the connection part of the reciprocating screw rod and the sliding seat is connected through a ball nut pair, and the threaded rod is connected with the sleeve through threads.
Specifically, the ball nut pair is connected so that the sliding seat can move left and right stably.
The utility model has the advantages that:
the utility model discloses a user fixes the blade inside the fixed plate, and the motor work of restarting, motor work drive the blade rotation of polishing to the blade is polished, user operation control mechanism simultaneously, thereby control the angle of polishing to the blade, causes the problem of injury to the user easily with solving the manual work and polishing, the utility model provides the efficiency of polishing to the blade has also reduced artificial loss simultaneously, prevents that the manual work from polishing the blade and causing the injured condition of user to appear, brings the convenience for the user.
Drawings
Fig. 1 is a schematic view of the overall structure provided by the present invention;
fig. 2 is a front view cross-sectional view provided by the present invention;
fig. 3 is a side sectional view provided by the present invention;
fig. 4 is an enlarged view of a point a in fig. 3 according to the present invention;
fig. 5 is a schematic view of a three-dimensional structure of a fixing plate provided by the present invention;
in the figure: the device comprises a base 1, a motor 2, a first rotating shaft 3, a supporting plate 4, a first bevel gear 5, a second bevel gear 6, a second rotating shaft 7, a third rotating shaft 8, a first chain wheel 9, a second chain wheel 10, a first chain 11, a first rotating rod 12, a second rotating rod 13, a first supporting rod 14, a third chain wheel 15, a fourth chain wheel 16, a second chain 17, a threaded rod 18, a sleeve 19, a second supporting rod 20, a top plate 21, an operating rod 22, a reciprocating screw rod 23, a sliding seat 24, a connecting rod 25, a fixing plate 26, a clamping plate 27, a spring 28, a polishing plate 29, a crank 30 and a knob 31.
Detailed Description
The preferred embodiments of the present invention will be described hereinafter with reference to the accompanying drawings, and it should be understood that the preferred embodiments described herein are merely for purposes of illustration and explanation, and are not intended to limit the present invention.
Referring to the attached drawings 1-5, the utility model provides a grinding device for processing blades, which comprises a base 1, wherein a grinding mechanism and a control mechanism are arranged at the top of the base 1, and a motor 2 is fixedly arranged at the bottom of the base 1;
the polishing mechanism comprises a first rotating shaft 3, a first cavity is arranged in the base 1, a supporting plate 4 is fixedly connected with the top of the base 1, a second cavity is arranged in the supporting plate 4, the first rotating shaft 3 penetrates through the first cavity and extends into the second cavity, a first bevel gear 5 is fixedly connected at the top end of the first rotating shaft 3, second bevel gears 6 are respectively arranged at the front side and the rear side of the first bevel gear 5, second rotating shafts 7 are respectively fixedly connected at the outer sides of the two second bevel gears 6, third rotating shafts 8 are respectively arranged at the tops of the two second rotating shafts 7, a first chain wheel 9 and a second chain wheel 10 are respectively fixedly sleeved on the outer sides of the second rotating shaft 7 and the third rotating shaft 8, a first chain 11 is sleeved on the outer sides of the first chain wheel 9 and the second chain wheel 10, the first chain wheel 9 and the second chain wheel 10 are in driving connection through the first chain 11, and polishing pieces 29 are fixedly connected to the inner ends of the two third rotating shafts 8;
the control mechanism comprises a first rotating rod 12, the first rotating rod 12 is embedded in one side of the inside of a first cavity, a second rotating rod 13 is embedded in the other side of the inside of the first cavity, two first supporting rods 14 are fixedly connected to the top of the base 1, the top ends of the first rotating rod 12 and the second rotating rod 13 respectively extend into the two first supporting rods 14, a third chain wheel 15 and a fourth chain wheel 16 are embedded in the first cavity, the third chain wheel 15 and the fourth chain wheel 16 are respectively fixedly sleeved on the outer sides of the first rotating rod 12 and the second rotating rod 13, a second chain 17 is sleeved on the outer sides of the third chain wheel 15 and the fourth chain wheel 16, the third chain wheel 15 and the fourth chain wheel 16 are in driving connection through the second chain 17, threaded rods 18 are fixedly connected to the tops of the first rotating rod 12 and the second rotating rod 13, sleeves 19 are sleeved on the outer sides of the two threaded rods 18, and second supporting rods 20 are fixedly connected to the tops of the two sleeves 19, a control component is arranged between the two second support rods 20;
in this embodiment, when a user starts the motor 2, the motor 2 operates to drive the first rotating shaft 3 to rotate, the first rotating shaft 3 rotates to drive the first bevel gear 5 to rotate, the first bevel gear 5 rotates to drive the second bevel gear 6 to rotate, the second bevel gear 6 rotates to drive the second rotating shaft 7 to rotate, the second rotating shaft 7 rotates to drive the first chain wheel 9 to rotate, the first chain wheel 9 rotates to drive the second chain wheel 10 to rotate, the second chain wheel 10 rotates to drive the third rotating shaft 8 to rotate, when the user needs to adjust the polishing height of the blade, the user twists the first rotating rod 12 to rotate, the first rotating rod 12 rotates to drive the first chain wheel 9 to rotate, the first chain wheel 9 rotates to drive the second chain wheel 10 to rotate, the second chain wheel 10 rotates to drive the second rotating rod 13 to rotate, the second rotating rod 13 rotates to drive the threaded rod 18 to rotate, the threaded rod 18 rotates to drive the sleeve 19 to move, the sleeve 19 moves to drive the second supporting rod 20 to move, the second support bar 20 moves so that the blade moves up and down;
wherein, in order to realize angle regulation's purpose, this device adopts following technical scheme to realize: the control assembly comprises a top plate 21, the top plate 21 is fixedly connected between two second support rods 20, an operating rod 22 is embedded in the top plate 21, a reciprocating screw rod 23 is fixedly sleeved outside the operating rod 22, a sliding seat 24 is sleeved outside the reciprocating screw rod 23, a connecting rod 25 is fixedly connected to the bottom of the sliding seat 24, the bottom end of the connecting rod 25 extends to the outside of the bottom of the top plate 21, a fixed plate 26 is fixedly connected to the bottom end of the connecting rod 25, two clamping plates 27 are embedded in the fixed plate 26, the two clamping plates 27 are movably connected with the fixed plate 26 through hinges, springs 28 are fixedly connected to the outside of the two clamping plates 27, the two springs 28 are fixedly connected with the inner wall of the fixed plate 26, when a polishing angle needs to be adjusted by a user, the user drives the operating rod 22 to rotate, and the operating rod 22 rotates to drive the reciprocating screw rod 23 to rotate, the reciprocating screw rod 23 rotates to drive the sliding seat 24 to move, the sliding seat 24 moves to drive the connecting rod 25 to move, the connecting rod 25 moves to drive the fixing plate 26 to move, and the fixing plate 26 moves to drive the blade to move, so that the polishing angle is adjusted;
wherein, in order to realize spacing purpose, this device adopts following technical scheme to realize: the top end of the sliding seat 24 is fixedly connected with a sliding block, a sliding groove is formed in the top plate 21, the sliding block is matched with the sliding groove, and the sliding block limits the sliding seat 24, so that the sliding seat 24 can stably run;
wherein, in order to realize the purpose of convenient control, this device adopts following technical scheme to realize: one end of the operating rod 22 extends to one side of one of the second support rods 20, one end of the operating rod 22 is fixedly connected with a crank 30, the crank 30 is convenient for a user to operate the operating rod 22, the bottom end of the first rotating rod 12 extends to the bottom of the base 1, the bottom end of the first rotating rod 12 is fixedly connected with a knob 31, and the knob 31 is convenient for the user to control the first rotating rod 12;
wherein, in order to realize the purpose of protecting the motor 2, the device adopts the following technical scheme: a protective cover is fixedly sleeved on the outer side of the motor 2 and fixedly connected to the bottom of the base 1, and the protective cover protects the motor 2, so that the working efficiency of the motor 2 is improved;
wherein, in order to realize supporting fixed purpose, this device adopts following technical scheme to realize: the bottom of the base 1 is fixedly connected with four brackets which support and fix the base 1, so that the base 1 is more stable;
wherein, in order to realize the purpose of connection, this device adopts the following technical scheme to realize: the connection part of the reciprocating screw 23 and the sliding seat 24 is connected through a ball nut pair, the threaded rod 18 is connected with the sleeve 19 through threads, and the ball nut pair connection enables the sliding seat 24 to move left and right stably.
The utility model discloses a use as follows: when the utility model is used, a user fixes the blade in the fixing plate 26 and then starts the motor 2 to work, the motor 2 works to drive the first rotating shaft 3 to rotate, the first rotating shaft 3 rotates to drive the first bevel gear 5 to rotate, the first bevel gear 5 rotates to drive the second bevel gear 6 to rotate, the second bevel gear 6 rotates to drive the second rotating shaft 7 to rotate, the second rotating shaft 7 rotates to drive the first chain wheel 9 to rotate, the first chain wheel 9 rotates to drive the second chain wheel 10 to rotate, the second chain wheel 10 rotates to drive the third rotating shaft 8 to rotate, when the user needs to adjust the polishing height of the blade, the user twists the knob 31, the knob 31 rotates to drive the first rotating rod 12 to rotate, the first rotating rod 12 rotates to drive the first chain wheel 9 to rotate, the first chain wheel 9 rotates to drive the second chain wheel 10 to rotate, the second chain wheel 10 rotates to drive the second rotating rod 13 to rotate, the second rotating rod 13 rotates to drive the threaded rod 18 to rotate, the threaded rod 18 rotates and drives the sleeve 19 to move, the sleeve 19 moves and drives the second supporting rod 20 to move, the second supporting rod 20 moves to enable the blade to move up and down, when a user needs to adjust the polishing angle, the user shakes the crank 30, the crank 30 rotates and drives the operating rod 22 to rotate, the operating rod 22 rotates and drives the reciprocating screw rod 23 to rotate, the reciprocating screw rod 23 rotates and drives the sliding seat 24 to move, the sliding seat 24 moves and drives the connecting rod 25 to move, the connecting rod 25 moves and drives the fixing plate 26 to move, the fixing plate 26 moves and drives the blade to move, and therefore the polishing angle is adjusted.
The utility model discloses a user fixes the blade inside the fixed plate, and the motor work of restarting, motor work drive the blade rotation of polishing to the blade is polished, user operation control mechanism simultaneously, thereby control the angle of polishing to the blade, causes the problem of injury to the user easily with solving the manual work and polishing, the utility model provides the efficiency of polishing to the blade has also reduced artificial loss simultaneously, prevents that the manual work from polishing the blade and causing the injured condition of user to appear, brings the convenience for the user.
The above description is only a preferred embodiment of the present invention, and any person skilled in the art may modify the present invention or modify it into an equivalent technical solution by using the technical solutions described above. Therefore, any simple modifications or equivalent replacements made according to the technical solution of the present invention belong to the scope of protection claimed by the present invention as far as possible.
Claims (9)
1. The utility model provides a blade processing is with grinding device, includes the base, its characterized in that: the top of the base is provided with a polishing mechanism and a control mechanism, and the bottom of the base is fixedly provided with a motor;
the polishing mechanism comprises a first rotating shaft, a first cavity is arranged in the base, a supporting plate is fixedly connected with the top of the base, a second cavity is arranged in the supporting plate, the first rotating shaft penetrates through the first cavity and extends into the second cavity, the top of the first rotating shaft is fixedly connected with a first bevel gear, the front side and the rear side of the first bevel gear are respectively provided with a second bevel gear, the outer sides of the two second bevel gears are respectively fixedly connected with a second rotating shaft, the top of the two second rotating shafts is respectively provided with a third rotating shaft, a first chain wheel and a second chain wheel are respectively fixedly sleeved on the outer sides of the second rotating shaft and the third rotating shaft, a first chain is sleeved on the outer sides of the first chain wheel and the second chain wheel, the first chain wheel and the second chain wheel are in driving connection through the first chain, and polishing plates are fixedly connected to the inner ends of the two third rotating shafts;
the control mechanism comprises a first rotating rod, the first rotating rod is embedded in one side in the first cavity, a second rotating rod is embedded in the other side in the first cavity, two first supporting rods are fixedly connected to the top of the base, the top ends of the first rotating rod and the second rotating rod respectively extend into the two first supporting rods, a third chain wheel and a fourth chain wheel are embedded in the first cavity, the third chain wheel and the fourth chain wheel are respectively and fixedly sleeved on the outer sides of the first rotating rod and the second rotating rod, a second chain is sleeved on the outer sides of the third chain wheel and the fourth chain wheel, the third chain wheel and the fourth chain wheel are in driving connection through the second chain, threaded rods are fixedly connected to the tops of the first rotating rod and the second rotating rod respectively, sleeves are sleeved on the outer sides of the two threaded rods, and second supporting rods are fixedly connected to the tops of the two sleeves respectively, and a control component is arranged between the two second supporting rods.
2. The grinding apparatus for blade working according to claim 1, wherein: the control assembly comprises a top plate, the top plate is fixedly connected between two second supporting rods, an operating rod is embedded inside the top plate, a reciprocating lead screw is fixedly sleeved outside the operating rod, a sliding seat is sleeved outside the reciprocating lead screw, a connecting rod is fixedly connected to the bottom of the sliding seat, the bottom of the connecting rod extends to the outside of the bottom of the top plate, and a fixing plate is fixedly connected to the bottom of the connecting rod.
3. The grinding apparatus for blade working according to claim 2, wherein: the fixed plate is internally embedded with two clamping plates, the two clamping plates are all movably connected with the fixed plate through hinges, and the two clamping plates are fixedly connected with springs outside the clamping plates and are fixedly connected with the inner wall of the fixed plate.
4. The grinding apparatus for blade working according to claim 2, wherein: the top end of the sliding seat is fixedly connected with a sliding block, a sliding groove is formed in the top plate, and the sliding block is matched with the sliding groove.
5. The grinding apparatus for blade working according to claim 2, wherein: one end of the operating rod extends to one side of one of the second supporting rods, and one end of the operating rod is fixedly connected with a crank.
6. The grinding apparatus for blade working according to claim 1, wherein: the bottom end of the first rotating rod extends to the bottom of the base, and a knob is fixedly connected to the bottom end of the first rotating rod.
7. The grinding apparatus for blade working according to claim 1, wherein: the fixed cover in the motor outside is equipped with the safety cover, safety cover fixed connection is in the base bottom.
8. The grinding apparatus for blade processing according to claim 1, wherein: the base bottom fixedly connected with four supports.
9. The grinding apparatus for blade working according to claim 2, wherein: the connecting part of the reciprocating screw rod and the sliding seat is connected through a ball nut pair, and the threaded rod is connected with the sleeve through threads.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123194685.2U CN217224769U (en) | 2021-12-17 | 2021-12-17 | Grinding equipment for blade machining |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123194685.2U CN217224769U (en) | 2021-12-17 | 2021-12-17 | Grinding equipment for blade machining |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217224769U true CN217224769U (en) | 2022-08-19 |
Family
ID=82824354
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123194685.2U Active CN217224769U (en) | 2021-12-17 | 2021-12-17 | Grinding equipment for blade machining |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217224769U (en) |
-
2021
- 2021-12-17 CN CN202123194685.2U patent/CN217224769U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208992357U (en) | A kind of steel construction multi-angle corner grinding device | |
| CN207255894U (en) | Lens edge grinding machine | |
| CN217224769U (en) | Grinding equipment for blade machining | |
| CN211565343U (en) | Grinding tool for machining automobile crankshaft | |
| CN114654310B (en) | Screw pump rotor milling cutter knife grinder for high-end equipment manufacturing | |
| CN214322941U (en) | Crystal polishing machine | |
| CN210790494U (en) | Lifting structure of alloy part polishing machine of ophthalmologic operation instrument | |
| CN213795973U (en) | Spacing line grinding machine | |
| CN213702891U (en) | Screw grinding device for boats and ships | |
| CN211332668U (en) | Aluminium system frame cutting device convenient to remove | |
| CN210360822U (en) | Burnishing device is used in processing of shoe tree | |
| CN208584050U (en) | A kind of diamond saw blade processing saw blade blade grinding machine | |
| CN208358517U (en) | A kind of photovoltaic module chamfered edge device | |
| CN218052012U (en) | Metal surface treatment burnishing device | |
| CN220296759U (en) | Grinding machine | |
| CN111085934A (en) | Grinding device for machining | |
| CN214558994U (en) | Cutting device is used in processing of cooling tower curb plate | |
| CN218697269U (en) | Grinding machine tool | |
| CN214080784U (en) | Safe type abrasive machine | |
| CN215036189U (en) | Grinder convenient to change dull polish subassembly | |
| CN217966252U (en) | Edge grinding device for processing guardrail plate | |
| CN216731074U (en) | Grinding and polishing device | |
| CN214560052U (en) | Dustproof grinding wheel piece grinding device | |
| CN214559831U (en) | Angle grinder for sheet metal processing | |
| CN220145521U (en) | Novel cutting and polishing device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |